diff options
Diffstat (limited to 'mdk-stage1/dietlibc/lib')
154 files changed, 1349 insertions, 2108 deletions
diff --git a/mdk-stage1/dietlibc/lib/__dtostr.c b/mdk-stage1/dietlibc/lib/__dtostr.c index e9a8a83d3..580258936 100644 --- a/mdk-stage1/dietlibc/lib/__dtostr.c +++ b/mdk-stage1/dietlibc/lib/__dtostr.c @@ -1,104 +1,140 @@ -#include <stdio.h> +#include <stdlib.h> +#include <endian.h> +#include <math.h> /* convert double to string. Helper for sprintf. */ -int __dtostr(double d,char *buf,int maxlen,int prec) { +static int copystring(char* buf,int maxlen, const char* s) { + int i; + for (i=0; i<3&&i<maxlen; ++i) + buf[i]=s[i]; + if (i<maxlen) { buf[i]=0; ++i; } + return i; +} + +int __dtostr(double d,char *buf,unsigned int maxlen,unsigned int prec,unsigned int prec2) { +#if 1 unsigned long long *x=(unsigned long long *)&d; /* step 1: extract sign, mantissa and exponent */ - signed int s=*x>>63; signed long e=((*x>>52)&((1<<11)-1))-1023; +#else +#if __BYTE_ORDER == __LITTLE_ENDIAN + signed long e=(((((unsigned long*)&d)[1])>>20)&((1<<11)-1))-1023; +#else + signed long e=(((*((unsigned long*)&d))>>20)&((1<<11)-1))-1023; +#endif +#endif /* unsigned long long m=*x & ((1ull<<52)-1); */ /* step 2: exponent is base 2, compute exponent for base 10 */ - signed long e10=1+(long)(e*0.30102999566398119802); /* log10(2) */ + signed long e10; /* step 3: calculate 10^e10 */ - int i; - double tmp=10.0; + unsigned int i; + double backup=d; + double tmp; char *oldbuf=buf; - int initial=1; + if (isnan(d)) return copystring(buf,maxlen,"nan"); + if ((i=isinf(d))) return copystring(buf,maxlen,i>0?"inf":"-inf"); + e10=1+(long)(e*0.30102999566398119802); /* log10(2) */ + /* Wir iterieren von Links bis wir bei 0 sind oder maxlen erreicht + * ist. Wenn maxlen erreicht ist, machen wir das nochmal in + * scientific notation. Wenn dann von prec noch was übrig ist, geben + * wir einen Dezimalpunkt aus und geben prec2 Nachkommastellen aus. + * Wenn prec2 Null ist, geben wir so viel Stellen aus, wie von prec + * noch übrig ist. */ if (d==0.0) { - *buf='0'; ++buf; - goto done; + prec2=prec2==0?1:prec2+2; + prec2=prec2>maxlen?8:prec2; + for (i=0; i<prec2; ++i) buf[i]='0'; + buf[1]='.'; buf[i]=0; + return i; } - if (s) { d=-d; *buf='-'; --maxlen; buf++; } + + if (d < 0.0) { d=-d; *buf='-'; --maxlen; ++buf; } + + /* + Perform rounding. It needs to be done before we generate any + digits as the carry could propagate through the whole number. + */ + + tmp = 0.5; + for (i = 0; i < prec2; i++) { tmp *= 0.1; } + d += tmp; + + if (d < 1.0) { *buf='0'; --maxlen; ++buf; } /* printf("e=%d e10=%d prec=%d\n",e,e10,prec); */ - if (e10>=0) { + if (e10>0) { + int first=1; /* are we about to write the first digit? */ + tmp = 10.0; i=e10; while (i>10) { tmp=tmp*1e10; i-=10; } while (i>1) { tmp=tmp*10; --i; } - } else { - i=(e10=-e10); - while (i>10) { tmp=tmp*1e-10; i-=10; } - while (i>1) { tmp=tmp/10; --i; } - } - while (d/tmp<1) { - --e10; - tmp/=10.0; - } - /* step 4: see if precision is sufficient to display all digits */ - if (e10>prec) { - /* use scientific notation */ - int len=__dtostr(d/tmp,buf,maxlen,prec); - if (len==0) return 0; - maxlen-=len; buf+=len; - if (--maxlen>=0) { - *buf='e'; - ++buf; - } - for (len=1000; len>0; len/=10) { - if (e10>=len || !initial) { - if (--maxlen>=0) { - *buf=(e10/len)+'0'; - ++buf; + /* the number is greater than 1. Iterate through digits before the + * decimal point until we reach the decimal point or maxlen is + * reached (in which case we switch to scientific notation). */ + while (tmp>0.9) { + char digit; + double fraction=d/tmp; + digit=(int)(fraction); /* floor() */ + if (!first || digit) { + first=0; + *buf=digit+'0'; ++buf; + if (!maxlen) { + /* use scientific notation */ + int len=__dtostr(backup/tmp,oldbuf,maxlen,prec,prec2); + int initial=1; + if (len==0) return 0; + maxlen-=len; buf+=len; + if (maxlen>0) { + *buf='e'; + ++buf; + } + --maxlen; + for (len=1000; len>0; len/=10) { + if (e10>=len || !initial) { + if (maxlen>0) { + *buf=(e10/len)+'0'; + ++buf; + } + --maxlen; + initial=0; + e10=e10%len; + } + } + if (maxlen>0) goto fini; + return 0; } - initial=0; - e10=e10%len; + d-=digit*tmp; + --maxlen; } + tmp/=10.0; } - if (maxlen>=0) return buf-oldbuf; - return 0; } - /* step 5: loop through the digits, inserting the decimal point when - * appropriate */ - if (d<1.0) { - double x=1.0; - int first=1; - do { - if (--maxlen<0) return buf-oldbuf; - *buf='0'; ++buf; - if (first) { - first=0; - *buf='.'; ++buf; - if (--maxlen<0) return buf-oldbuf; - } - x/=10.0; - } while (x>d); + else + { + tmp = 0.1; } - for (; prec>0; ) { - double tmp2=d/tmp; - char c; - d-=((int)tmp2*tmp); - c=((int)tmp2); - if ((!initial)||c) { - if (--maxlen>=0) { - initial=0; - *buf=c+'0'; - ++buf; - } else - return 0; + + if (buf==oldbuf) { + if (!maxlen) return 0; --maxlen; + *buf='0'; ++buf; + } + if (prec2 || prec>(unsigned int)(buf-oldbuf)+1) { /* more digits wanted */ + if (!maxlen) return 0; --maxlen; + *buf='.'; ++buf; + prec-=buf-oldbuf-1; + if (prec2) prec=prec2; + if (prec>maxlen) return 0; + while (prec>0) { + char digit; + double fraction=d/tmp; + digit=(int)(fraction); /* floor() */ + *buf=digit+'0'; ++buf; + d-=digit*tmp; + tmp/=10.0; --prec; } - if (tmp>0.5 && tmp<1.5) { - tmp=1e-1; - initial=0; - if (--maxlen>=0) { - *buf='.'; - ++buf; - } else - return 0; - } else - tmp/=10.0; } -done: +fini: *buf=0; return buf-oldbuf; } diff --git a/mdk-stage1/dietlibc/lib/__fstat64.c b/mdk-stage1/dietlibc/lib/__fstat64.c index 6f9fcb2c5..f2f9858ea 100644 --- a/mdk-stage1/dietlibc/lib/__fstat64.c +++ b/mdk-stage1/dietlibc/lib/__fstat64.c @@ -1,9 +1,8 @@ +#include <errno.h> #include "dietfeatures.h" - #ifdef WANT_LARGEFILE_BACKCOMPAT #include <sys/stat.h> #ifndef __NO_STAT64 -#include <errno.h> extern int __dietlibc_fstat64(int __fd, struct stat64 *__buf); extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); @@ -11,11 +10,7 @@ extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); int fstat64(int __fd, struct stat64 *__buf) { if (__dietlibc_fstat64(__fd,__buf)) { struct stat temp; -#ifdef WANT_THREAD_SAFE - if (*__errno_location()!=ENOSYS) return -1; -#else if (errno!=ENOSYS) return -1; -#endif if (fstat(__fd,&temp)) return -1; __stat64_cvt(&temp,__buf); } diff --git a/mdk-stage1/dietlibc/lib/__getcwd.c b/mdk-stage1/dietlibc/lib/__getcwd.c index e97fc4520..8616704ec 100644 --- a/mdk-stage1/dietlibc/lib/__getcwd.c +++ b/mdk-stage1/dietlibc/lib/__getcwd.c @@ -1,3 +1,4 @@ +#include <unistd.h> #include <stdlib.h> extern int __syscall_getcwd(char* buf, size_t size); diff --git a/mdk-stage1/dietlibc/lib/__isnan.c b/mdk-stage1/dietlibc/lib/__isnan.c index 9d21e9824..de74b8a9f 100644 --- a/mdk-stage1/dietlibc/lib/__isnan.c +++ b/mdk-stage1/dietlibc/lib/__isnan.c @@ -1,9 +1,10 @@ -#include <stdio.h> +#include <math.h> -int __isnan(double d) { +int isnan(double d) { unsigned long long *x=(unsigned long long *)&d; - return (*x==0x7FF8002000000000ll || *x==0x7FF0002000000000); + return (*x==0x7FF8000000000000ll || *x==0x7FF0000000000000 || *x==0xfff8000000000000); } +int __isnan(double d) __attribute__((alias("isnan"))); #if 0 TestFromIeeeExtended("7FFF0000000000000000"); /* +infinity */ diff --git a/mdk-stage1/dietlibc/lib/__lltostr.c b/mdk-stage1/dietlibc/lib/__lltostr.c index eb4a27cef..fe4701f29 100644 --- a/mdk-stage1/dietlibc/lib/__lltostr.c +++ b/mdk-stage1/dietlibc/lib/__lltostr.c @@ -1,9 +1,11 @@ #include <string.h> +int __lltostr(char *s, int size, unsigned long long i, int base, char UpCase); + int __lltostr(char *s, int size, unsigned long long i, int base, char UpCase) { char *tmp; - int j=0; + unsigned int j=0; s[--size]=0; diff --git a/mdk-stage1/dietlibc/lib/__lstat64.c b/mdk-stage1/dietlibc/lib/__lstat64.c index a871f3917..0eab6a94b 100644 --- a/mdk-stage1/dietlibc/lib/__lstat64.c +++ b/mdk-stage1/dietlibc/lib/__lstat64.c @@ -1,9 +1,8 @@ +#include <errno.h> #include "dietfeatures.h" - #ifdef WANT_LARGEFILE_BACKCOMPAT #include <sys/stat.h> #ifndef __NO_STAT64 -#include <errno.h> extern int __dietlibc_lstat64(const char *__file, struct stat64 *__buf); extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); @@ -11,11 +10,7 @@ extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); int lstat64(const char *__file, struct stat64 *__buf) { if (__dietlibc_lstat64(__file,__buf)) { struct stat temp; -#ifdef WANT_THREAD_SAFE - if (*__errno_location()!=ENOSYS) return -1; -#else if (errno!=ENOSYS) return -1; -#endif if (lstat(__file,&temp)) return -1; __stat64_cvt(&temp,__buf); } diff --git a/mdk-stage1/dietlibc/lib/__ltostr.c b/mdk-stage1/dietlibc/lib/__ltostr.c index 57e0690d2..fa71be9ab 100644 --- a/mdk-stage1/dietlibc/lib/__ltostr.c +++ b/mdk-stage1/dietlibc/lib/__ltostr.c @@ -1,9 +1,10 @@ #include <string.h> +#include <stdlib.h> -int __ltostr(char *s, int size, unsigned long i, int base, char UpCase) +int __ltostr(char *s, unsigned int size, unsigned long i, unsigned int base, int UpCase) { char *tmp; - int j=0; + unsigned int j=0; s[--size]=0; diff --git a/mdk-stage1/dietlibc/lib/__stat64.c b/mdk-stage1/dietlibc/lib/__stat64.c index dfb0d4315..fcbdfef2d 100644 --- a/mdk-stage1/dietlibc/lib/__stat64.c +++ b/mdk-stage1/dietlibc/lib/__stat64.c @@ -1,9 +1,8 @@ +#include <errno.h> #include "dietfeatures.h" - #ifdef WANT_LARGEFILE_BACKCOMPAT #include <sys/stat.h> #ifndef __NO_STAT64 -#include <errno.h> extern int __dietlibc_stat64(const char *__file, struct stat64 *__buf); extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); @@ -11,11 +10,7 @@ extern void __stat64_cvt(const struct stat *src,struct stat64 *dest); int stat64(const char *__file, struct stat64 *__buf) { if (__dietlibc_stat64(__file,__buf)) { struct stat temp; -#ifdef WANT_THREAD_SAFE - if (*__errno_location()!=ENOSYS) return -1; -#else if (errno!=ENOSYS) return -1; -#endif if (stat(__file,&temp)) return -1; __stat64_cvt(&temp,__buf); } diff --git a/mdk-stage1/dietlibc/lib/__stat64_cvt.c b/mdk-stage1/dietlibc/lib/__stat64_cvt.c index dced352a4..c4ce8bea4 100644 --- a/mdk-stage1/dietlibc/lib/__stat64_cvt.c +++ b/mdk-stage1/dietlibc/lib/__stat64_cvt.c @@ -1,6 +1,8 @@ #include <sys/stat.h> #ifndef __NO_STAT64 +void __stat64_cvt(const struct stat *src,struct stat64 *dest); + void __stat64_cvt(const struct stat *src,struct stat64 *dest) { dest->st_dev=src->st_dev; dest->st_ino=src->st_ino; diff --git a/mdk-stage1/dietlibc/lib/__xmknod.c b/mdk-stage1/dietlibc/lib/__xmknod.c deleted file mode 100644 index 4739a1f5f..000000000 --- a/mdk-stage1/dietlibc/lib/__xmknod.c +++ /dev/null @@ -1,6 +0,0 @@ -#include <sys/stat.h> - -int __xmknod(int ver,char* filename,mode_t mode,dev_t *dev) { - return mknod(filename,mode,*dev); -} - diff --git a/mdk-stage1/dietlibc/lib/_brk.c b/mdk-stage1/dietlibc/lib/_brk.c index 6d0b29c03..e73d7b621 100644 --- a/mdk-stage1/dietlibc/lib/_brk.c +++ b/mdk-stage1/dietlibc/lib/_brk.c @@ -1,14 +1,13 @@ #include <unistd.h> -extern int __diet_brk(void *end_data_segment); +extern void* __diet_brk(void *end_data_segment); void* __curbrk=0; -int __brk(void *end_data_segment) { - int res; - if ((res=__diet_brk(end_data_segment))==0) - __curbrk=end_data_segment; - return res; +int __libc_brk(void *end_data_segment); + +int __libc_brk(void *end_data_segment) { + return ((__curbrk=__diet_brk(end_data_segment))==(void*)-1?-1:0); } -int brk (void *end_data_segment) __attribute__((weak,alias("__brk"))); +int brk(void *end_data_segment) __attribute__((weak,alias("__libc_brk"))); diff --git a/mdk-stage1/dietlibc/lib/abort.c b/mdk-stage1/dietlibc/lib/abort.c index 55bfb8f0f..7c49a32ef 100644 --- a/mdk-stage1/dietlibc/lib/abort.c +++ b/mdk-stage1/dietlibc/lib/abort.c @@ -1,10 +1,16 @@ -#include <linux/types.h> -#include <linux/signal.h> +#include <sys/types.h> #include <signal.h> #include <stdlib.h> +#include <stdio.h> + +#ifndef __PIC__ +void __stdio_flushall(void) __attribute__((weak)); +void __stdio_flushall(void) { } +#endif void abort() { sigset_t t; + __stdio_flushall(); if (!sigemptyset(&t) && !sigaddset(&t, SIGABRT)) sigprocmask(SIG_UNBLOCK, &t, 0); while (1) diff --git a/mdk-stage1/dietlibc/lib/abs.c b/mdk-stage1/dietlibc/lib/abs.c index 9d7055358..d3b75f202 100644 --- a/mdk-stage1/dietlibc/lib/abs.c +++ b/mdk-stage1/dietlibc/lib/abs.c @@ -1,6 +1,6 @@ -#include <stdlib.h> +#include <endian.h> -int abs(int j) -{ - return (j < 0) ? -j : j; -} +int abs(int i) { return i>=0?i:-i; } +#if __WORDSIZE == 32 +long labs(long i) __attribute__((alias("abs"))); +#endif diff --git a/mdk-stage1/dietlibc/lib/accept.c b/mdk-stage1/dietlibc/lib/accept.c index c7e8254ca..08359b894 100644 --- a/mdk-stage1/dietlibc/lib/accept.c +++ b/mdk-stage1/dietlibc/lib/accept.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_accept(int a, void * addr, void * addr2); + int __libc_accept(int a, void * addr, void * addr2) { -#ifdef __i386__ - return socketcall(SYS_ACCEPT, (long*)&a); -#else unsigned long args[] = { a, (long) addr, (long) addr2 }; return socketcall(SYS_ACCEPT, args); -#endif } int accept(int a, void * addr, void * addr2) __attribute__((weak,alias("__libc_accept"))); diff --git a/mdk-stage1/dietlibc/lib/alarm.c b/mdk-stage1/dietlibc/lib/alarm.c deleted file mode 100644 index fd35372f2..000000000 --- a/mdk-stage1/dietlibc/lib/alarm.c +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 1991, 1992, 1994, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <unistd.h> -#include <sys/time.h> - -/* Schedule an alarm. In SECONDS seconds, the process will get a SIGALRM. - If SECONDS is zero, any currently scheduled alarm will be cancelled. - The function returns the number of seconds remaining until the last - alarm scheduled would have signaled, or zero if there wasn't one. - There is no return value to indicate an error, but you can set `errno' - to 0 and check its value after calling `alarm', and this might tell you. - The signal may come late due to processor scheduling. */ -unsigned int -alarm (seconds) - unsigned int seconds; -{ - struct itimerval old, new; - unsigned int retval; - - new.it_interval.tv_usec = 0; - new.it_interval.tv_sec = 0; - new.it_value.tv_usec = 0; - new.it_value.tv_sec = (long int) seconds; - if (setitimer (ITIMER_REAL, &new, &old) < 0) - return 0; - - retval = old.it_value.tv_sec; - if (old.it_value.tv_usec) - ++retval; - return retval; -} diff --git a/mdk-stage1/dietlibc/lib/alloc.c b/mdk-stage1/dietlibc/lib/alloc.c index 8cb87a69b..a2b3b73a1 100644 --- a/mdk-stage1/dietlibc/lib/alloc.c +++ b/mdk-stage1/dietlibc/lib/alloc.c @@ -1,23 +1,27 @@ /* * malloc/free by O.Dreesen + * + * first TRY: + * lists w/magics + * and now the second TRY + * let the kernel map all the stuff (if there is something to do) */ -#include <linux/unistd.h> -#include <asm/mman.h> -#include <linux/errno.h> -#include "dietfeatures.h" - -#if 0 +#include <unistd.h> #include <sys/mman.h> -#define _LIBC #include <errno.h> -#endif +#include "dietfeatures.h" -#include <linux/types.h> +#include <sys/cdefs.h> +#include <sys/types.h> +#include <stddef.h> +#include <stdlib.h> +#include <string.h> + +#include <sys/shm.h> /* for PAGE_SIZE */ -#if defined(MAP_ANONYMOUS) && !defined(MAP_ANON) -#define MAP_ANON MAP_ANONYMOUS -#endif + +/* -- HELPER CODE --------------------------------------------------------- */ #ifndef MAP_FAILED #define MAP_FAILED ((void*)-1) @@ -27,217 +31,207 @@ #define NULL ((void*)0) #endif -extern void * mmap(void *start, size_t length, int prot , int flags, int fd, off_t offset); -extern void *memset(void *s, int c, size_t n); -extern void *memcpy(void *dest, const void *src, size_t n); +typedef union { + void* next; + size_t size; +} __alloc_t; -typedef struct t_alloc_head { - unsigned int magic1; - struct t_alloc_head *ptr; - unsigned long size; - unsigned int magic2; -} alloc_head; +#define BLOCK_START(b) (((void*)(b))-sizeof(__alloc_t)) +#define BLOCK_RET(b) (((void*)(b))+sizeof(__alloc_t)) -/* guess what ? the virtual block size */ -#define MEM_BLOCK_SIZE 4096 +#define MEM_BLOCK_SIZE PAGE_SIZE +#define PAGE_ALIGN(s) (((s)+MEM_BLOCK_SIZE-1)&(unsigned long)(~(MEM_BLOCK_SIZE-1))) -/* minimum allocated bytes */ -#define MEM_ALLOC_MIN 4 +/* a simple mmap :) */ -/* Initial start position in memory */ -#define MEM_ALLOC_START ((char*)0x18000000) +#ifdef __i386__ +/* regparm exists only on i386 */ +static void *do_mmap(size_t size) __attribute__((regparm(1))); +static size_t get_index(size_t _size) __attribute__((regparm(1))); +static void* __small_malloc(size_t _size) __attribute__((regparm(1))); +#endif -/* Make every block align */ -#define MEM_ALIGN(s) (((s)+MEM_ALLOC_MIN-1)&(~(MEM_ALLOC_MIN-1))) -#define PAGE_ALIGN(s) (((s)+MEM_BLOCK_SIZE-1)&(~(MEM_BLOCK_SIZE-1))) -#define PAGE_ALIGNP(p) ((char*)PAGE_ALIGN((size_t)(p))) +static void *do_mmap(size_t size) { + return mmap(0, size, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, (size_t)0); +} -#define END_OF_BLOCK(p) ((alloc_head*)(((char*)(p))+((p)->size))) -#define START_BLOCK(p) ((alloc_head*)(((char*)(p))-sizeof(alloc_head))) -#define START_DATA(p) (((char*)(p))+sizeof(alloc_head)) -#define MIN_ALLOC(s) (((((s)+sizeof(alloc_head)-1)/MEM_ALLOC_MIN)+1)*MEM_ALLOC_MIN) +/* -- SMALL MEM ----------------------------------------------------------- */ -#define ALLOC_MAGIC1 0xbad2f7ee -#define ALLOC_MAGIC2 0xf7ee2bad +static __alloc_t* __small_mem[8]; -/* freelist handler */ -static alloc_head base = {ALLOC_MAGIC1,&base,0,ALLOC_MAGIC2}; -static char *alloc_get_end = MEM_ALLOC_START; +#define __SMALL_NR(i) (MEM_BLOCK_SIZE/(i)) -void __libc_free(void *ptr) -{ - alloc_head *prev,*p,*block; +#define __MIN_SMALL_SIZE __SMALL_NR(256) /* 16 / 32 */ +#define __MAX_SMALL_SIZE __SMALL_NR(2) /* 2048 / 4096 */ - if (ptr==NULL) return; +#define GET_SIZE(s) (__MIN_SMALL_SIZE<<get_index((s))) - block=START_BLOCK(ptr); - if (block->magic1 != ALLOC_MAGIC1) return; - if (block->magic2 != ALLOC_MAGIC2) return; +#define FIRST_SMALL(p) (((unsigned long)(p))&(~(MEM_BLOCK_SIZE-1))) - prev=&base; - for (p=prev->ptr ; ; prev=p, p=p->ptr) - { - if ((block>prev)&&(block<p)) break; /* found the gap block belongs */ - if ((prev>p)&&(block<p)) break; /* block pre freelist */ - if ((prev>p)&&(block>prev)) break; /* block after freelist */ +static inline int __ind_shift() { return (MEM_BLOCK_SIZE==4096)?4:5; } - /* emergency escape: freelist has ONLY one entry the freelist base */ - if (p->ptr==p) break; +static size_t get_index(size_t _size) { + register size_t idx=0; + if (_size) { + register size_t size=((_size-1)&(MEM_BLOCK_SIZE-1))>>__ind_shift(); + while(size) { size>>=1; ++idx; } } - prev->ptr = block; + return idx; +} - if (END_OF_BLOCK(block)==p) - { /* join right neighbor */ - block->ptr = p->ptr; - block->size += p->size; - } - else - block->ptr = p; +/* small mem */ +static void __small_free(void*_ptr,size_t _size) __attribute__((regparm(2))); - if (END_OF_BLOCK(prev)==block) - { /* join left neighbor */ - prev->size += block->size; - prev->ptr = block->ptr; - } +static void __small_free(void*_ptr,size_t _size) { + __alloc_t* ptr=BLOCK_START(_ptr); + size_t size=_size; + size_t idx=get_index(size); + + memset(ptr,0,size); /* allways zero out small mem */ + + ptr->next=__small_mem[idx]; + __small_mem[idx]=ptr; } -void free(void *ptr) __attribute__((weak,alias("__libc_free"))); - -static void *alloc_get_mem(unsigned long size) -{ - char *tmp; - alloc_head *ah; - - size=PAGE_ALIGN(size); - - /* map free pages @ alloc_get_end */ - tmp=mmap(alloc_get_end, size, PROT_READ|PROT_WRITE, - MAP_ANONYMOUS|MAP_PRIVATE|MAP_FIXED, -1, 0); - if (tmp==MAP_FAILED) - { - /* OK we can't map free pages @ alloc_get_end so try free position */ - tmp=mmap(0, size, PROT_READ|PROT_WRITE, - MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); - if (tmp==MAP_FAILED) - { - errno = ENOMEM; - return NULL; /* PANIC ! */ - } - alloc_get_end=tmp; - } - alloc_get_end+=size; +static void* __small_malloc(size_t _size) { + __alloc_t *ptr; + size_t size=_size; + size_t idx; + + idx=get_index(size); + ptr=__small_mem[idx]; - /* make a header */ - ah=(alloc_head*)tmp; - ah->magic1=ALLOC_MAGIC1; - ah->magic2=ALLOC_MAGIC2; - ah->ptr=ah; - ah->size=size; + if (ptr==0) { /* no free blocks ? */ + register int i,nr; + ptr=do_mmap(MEM_BLOCK_SIZE); + if (ptr==MAP_FAILED) return MAP_FAILED; + + __small_mem[idx]=ptr; + + nr=__SMALL_NR(size)-1; + for (i=0;i<nr;i++) { + ptr->next=(((void*)ptr)+size); + ptr=ptr->next; + } + ptr->next=0; + + ptr=__small_mem[idx]; + } - /* link new free maped pages in freelist */ - __libc_free(START_DATA(tmp)); + /* get a free block */ + __small_mem[idx]=ptr->next; + ptr->next=0; - return &base; + return ptr; } -void *__libc_malloc(size_t size) -{ - alloc_head *p, *prev; - size_t need; +/* -- PUBLIC FUNCTIONS ---------------------------------------------------- */ - /* needed MEM_ALLOC_MIN */ - need=MIN_ALLOC(size); - - prev=&base; - for (p=prev->ptr;;prev=p,p=p->ptr) - { - if (p->size>=need) - { - if (p->size==need) - { /* fit PERFECT */ - prev->ptr=p->ptr; /* relink freelist */ - } +static void _alloc_libc_free(void *ptr) { + register size_t size; + if (ptr) { + size=((__alloc_t*)BLOCK_START(ptr))->size; + if (size) { + if (size<=__MAX_SMALL_SIZE) + __small_free(ptr,size); else - { - alloc_head *tmp=(alloc_head*)(((char*)p)+need); - if ((p->size-need)<sizeof(alloc_head)) - { /* work around: if there is not enough space for freelist head. - * this waste some bytes ( < sizeof(alloc_head) ) */ - need=p->size; - prev->ptr=p->ptr; /* relink freelist */ - } - else - { - prev->ptr=tmp; - tmp->magic1=ALLOC_MAGIC1; - tmp->magic2=ALLOC_MAGIC2; - tmp->ptr=p->ptr; - tmp->size=p->size-need; /* remaining size */ - } + munmap(BLOCK_START(ptr),size); + } + } +} +void __libc_free(void *ptr) __attribute__((alias("_alloc_libc_free"))); +void free(void *ptr) __attribute__((weak,alias("_alloc_libc_free"))); +void if_freenameindex(void* ptr) __attribute__((alias("free"))); - p->size=need; /* set size */ - } - p->ptr=p; /* self-link */ +#ifdef WANT_MALLOC_ZERO +static __alloc_t zeromem[2]={{0},{0}}; +#endif - return (void*)START_DATA(p); - } - else if (p==&base) - { - if ((p=alloc_get_mem(need))==NULL) goto err_out; - } +static void* _alloc_libc_malloc(size_t size) { + __alloc_t* ptr; + size_t need; +#ifdef WANT_MALLOC_ZERO + if (!size) return BLOCK_RET(zeromem); +#else + if (!size) goto retzero; +#endif + size+=sizeof(__alloc_t); + if (size<sizeof(__alloc_t)) goto retzero; + if (size<=__MAX_SMALL_SIZE) { + need=GET_SIZE(size); + ptr=__small_malloc(need); + } + else { + need=PAGE_ALIGN(size); + if (!need) ptr=MAP_FAILED; else ptr=do_mmap(need); } + if (ptr==MAP_FAILED) goto err_out; + ptr->size=need; + return BLOCK_RET(ptr); err_out: - return NULL; + (*__errno_location())=ENOMEM; +retzero: + return 0; } -void *malloc(size_t size) __attribute__((weak,alias("__libc_malloc"))); - -void *calloc(size_t nmemb,size_t size) -{ - size_t n=nmemb*size; - void *tmp=malloc(n); - if (tmp) memset(tmp,0,n); - return tmp; +void* __libc_malloc(size_t size) __attribute__((alias("_alloc_libc_malloc"))); +void* malloc(size_t size) __attribute__((weak,alias("_alloc_libc_malloc"))); + +void *calloc(size_t nmemb, size_t _size) { + register size_t size=_size*nmemb; + if (nmemb && size/nmemb!=_size) { + (*__errno_location())=ENOMEM; + return 0; + } + return malloc(size); } -void *realloc(void *ptr,size_t size) -{ - alloc_head *tmp=0,*tf=0; - long need=0; - long diff=0; - - if (ptr) - { - if (size) - { - tmp=START_BLOCK(ptr); - need=MIN_ALLOC(size); /* only this size will survive */ - diff=tmp->size-need; - if (diff<0) - { - if ((tf=malloc(size))) - { - memcpy(tf,ptr,tmp->size-sizeof(alloc_head)); - free(ptr); - return tf; +void* __libc_realloc(void* ptr, size_t _size); +void* __libc_realloc(void* ptr, size_t _size) { + register size_t size=_size; + if (ptr) { + if (size) { + __alloc_t* tmp=BLOCK_START(ptr); + size+=sizeof(__alloc_t); + if (size<sizeof(__alloc_t)) goto retzero; + size=(size<=__MAX_SMALL_SIZE)?GET_SIZE(size):PAGE_ALIGN(size); + if (tmp->size!=size) { + if ((tmp->size<=__MAX_SMALL_SIZE)) { + void *new=_alloc_libc_malloc(_size); + if (new) { + register __alloc_t* foo=BLOCK_START(new); + size=foo->size; + if (size>tmp->size) size=tmp->size; + if (size) memcpy(new,ptr,size-sizeof(__alloc_t)); + _alloc_libc_free(ptr); + } + ptr=new; + } + else { + register __alloc_t* foo; + size=PAGE_ALIGN(size); + foo=mremap(tmp,tmp->size,size,MREMAP_MAYMOVE); + if (foo==MAP_FAILED) { +retzero: + (*__errno_location())=ENOMEM; + ptr=0; + } + else { + foo->size=size; + ptr=BLOCK_RET(foo); + } } - return NULL; - } - if (diff>=sizeof(alloc_head)) - { - tmp->size=need; - tf=END_OF_BLOCK(tmp); - tf->magic1=ALLOC_MAGIC1; - tf->magic2=ALLOC_MAGIC2; - tf->ptr=tf; - tf->size=diff; - free(START_DATA(tf)); } - return ptr; } - else - free(ptr); + else { /* size==0 */ + _alloc_libc_free(ptr); + } } - else if (size>0) - return malloc(size); - return NULL; + else { /* ptr==0 */ + if (size) { + ptr=_alloc_libc_malloc(size); + } + } + return ptr; } +void* realloc(void* ptr, size_t size) __attribute__((weak,alias("__libc_realloc"))); + diff --git a/mdk-stage1/dietlibc/lib/assert_fail.c b/mdk-stage1/dietlibc/lib/assert_fail.c index 3d6ba65c1..35b8b186a 100644 --- a/mdk-stage1/dietlibc/lib/assert_fail.c +++ b/mdk-stage1/dietlibc/lib/assert_fail.c @@ -2,14 +2,15 @@ #include <string.h> #include <unistd.h> #include "dietwarning.h" +#include <write12.h> -extern int __ltostr(char *s, int size, unsigned long i, int base, char UpCase); +void __assert_fail (const char *assertion, const char *file, unsigned int line, const char *function); void __assert_fail (const char *assertion, const char *file, unsigned int line, const char *function) { - int alen=strlen(assertion); - int flen=strlen(file); - int fulen=strlen(function); + unsigned int alen=strlen(assertion); + unsigned int flen=strlen(file); + unsigned int fulen=function?strlen(function):0; char *buf=(char*)alloca(alen+flen+fulen+50); if (buf) { char *tmp; @@ -22,7 +23,7 @@ void __assert_fail (const char *assertion, const char *file, unsigned int line, strcat(buf,"Assertion `"); strcat(buf,assertion); strcat(buf,"' failed.\n"); - write(2,buf,strlen(buf)); + __write2(buf); } abort(); } diff --git a/mdk-stage1/dietlibc/lib/atexit.c b/mdk-stage1/dietlibc/lib/atexit.c index 8204af06c..e0eef19c6 100644 --- a/mdk-stage1/dietlibc/lib/atexit.c +++ b/mdk-stage1/dietlibc/lib/atexit.c @@ -1,23 +1,31 @@ +#include <stdlib.h> + typedef void (*function)(void); -static function __atexitlist[4]; +#define NUM_ATEXIT 32 + +static function __atexitlist[NUM_ATEXIT]; +static int atexit_counter = 0; int atexit(function t) { - int i; - for (i=0; i<4; i++) - if (__atexitlist[i]==0) { - __atexitlist[i]=t; - return 0; - } + if (atexit_counter<NUM_ATEXIT) { + __atexitlist[atexit_counter]=t; + ++atexit_counter; + return 0; + } return -1; } extern void _exit(int code) __attribute__((noreturn)); +extern void __thread_doexit(); -void exit(int code) { - if (__atexitlist[3]) __atexitlist[3](); - if (__atexitlist[2]) __atexitlist[2](); - if (__atexitlist[1]) __atexitlist[1](); - if (__atexitlist[0]) __atexitlist[0](); +void __libc_exit(int code); +void __libc_exit(int code) { + register int i=atexit_counter; + __thread_doexit(); + while(i) { + __atexitlist[--i](); + } _exit(code); } +void exit(int code) __attribute__((alias("__libc_exit"))); diff --git a/mdk-stage1/dietlibc/lib/atoi.c b/mdk-stage1/dietlibc/lib/atoi.c index fe952b8c4..10b618950 100644 --- a/mdk-stage1/dietlibc/lib/atoi.c +++ b/mdk-stage1/dietlibc/lib/atoi.c @@ -1,8 +1,19 @@ +#include <endian.h> +#include <ctype.h> +#include <stdlib.h> + +#if __WORDSIZE == 64 int atoi(const char* s) { - int v=0; + long int v=0; int sign=1; - if (*s=='-') { sign=-1; ++s; } else if (*s=='+') ++s; - while (*s && (*s>='0') && (*s<='9')) - v=v*10+*s++-'0'; - return v*sign; + while ( *s == ' ' || (unsigned int)(*s - 9) < 5u) s++; + switch (*s) { + case '-': sign=-1; + case '+': ++s; + } + while ((unsigned int) (*s - '0') < 10u) { + v=v*10+*s-'0'; ++s; + } + return sign==-1?-v:v; } +#endif diff --git a/mdk-stage1/dietlibc/lib/atol.c b/mdk-stage1/dietlibc/lib/atol.c index 558a004b9..5961a1881 100644 --- a/mdk-stage1/dietlibc/lib/atol.c +++ b/mdk-stage1/dietlibc/lib/atol.c @@ -1,8 +1,23 @@ +#include <endian.h> +#include <ctype.h> +#include <stdlib.h> + long int atol(const char* s) { long int v=0; - int sign=1; - if (*s=='-') { sign=-1; ++s; } else if (*s=='+') ++s; - while (*s && (*s>='0') && (*s<='9')) - v=v*10+*s++-'0'; - return v*sign; + int sign=0; + while ( *s == ' ' || (unsigned int)(*s - 9) < 5u) ++s; + switch (*s) { + case '-': sign=-1; + case '+': ++s; + } + while ((unsigned int) (*s - '0') < 10u) { + v=v*10+*s-'0'; ++s; + } + return sign?-v:v; } + +#if __WORDSIZE == 64 +long long int atoll(const char* s) __attribute__((alias("atol"))); +#else +int atoi(const char* s) __attribute__((alias("atol"))); +#endif diff --git a/mdk-stage1/dietlibc/lib/bind.c b/mdk-stage1/dietlibc/lib/bind.c index ec1c93e1b..dae80f491 100644 --- a/mdk-stage1/dietlibc/lib/bind.c +++ b/mdk-stage1/dietlibc/lib/bind.c @@ -1,12 +1,11 @@ -#include <linux/net.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); -int bind(int a, void * b, int c) { -#ifdef __i386__ - return socketcall(SYS_BIND, (long*)&a); -#else +int __libc_bind(int a, void * b, int c); +int __libc_bind(int a, void * b, int c) { unsigned long args[] = { a, (long) b, c }; return socketcall(SYS_BIND, args); -#endif } + +int bind(int a, void * b, int c) __attribute__((weak,alias("__libc_bind"))); diff --git a/mdk-stage1/dietlibc/lib/bsearch.c b/mdk-stage1/dietlibc/lib/bsearch.c index d2f5c74b2..14605f1f6 100644 --- a/mdk-stage1/dietlibc/lib/bsearch.c +++ b/mdk-stage1/dietlibc/lib/bsearch.c @@ -1,20 +1,20 @@ +#include <assert.h> #include <stdlib.h> void *bsearch(const void *key, const void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)) { - const char *v, *r; - int res; - r=base+(nmemb-1)*size; - do { - register int num=nmemb/2; - v=base+num*size; - if ((res=compar(key,v))<0) { - r=v-size; - nmemb=num; - } else { - if (res==0) return (void*)v; - base=v+size; - nmemb-=num; - } - } while ((char*)base<=r); + size_t m; + while (nmemb) { + int tmp; + void *p; + m=nmemb/2; + p=(void *) (((const char *) base) + (m * size)); + if ((tmp=(*compar)(key,p))<0) { + nmemb=m; + } else if (tmp>0) { + base=p+size; + nmemb-=m+1; + } else + return p; + } return 0; } diff --git a/mdk-stage1/dietlibc/lib/cfmakeraw.c b/mdk-stage1/dietlibc/lib/cfmakeraw.c index 7f6df9913..e33c783c9 100644 --- a/mdk-stage1/dietlibc/lib/cfmakeraw.c +++ b/mdk-stage1/dietlibc/lib/cfmakeraw.c @@ -1,8 +1,7 @@ #include <termios.h> #include <sys/ioctl.h> -void cfmakeraw(struct termios *t) -{ +void cfmakeraw(struct termios *t) { t->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON); t->c_oflag &= ~OPOST; t->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN); diff --git a/mdk-stage1/dietlibc/lib/closedir.c b/mdk-stage1/dietlibc/lib/closedir.c index e73025eb1..3aade81b3 100644 --- a/mdk-stage1/dietlibc/lib/closedir.c +++ b/mdk-stage1/dietlibc/lib/closedir.c @@ -1,10 +1,11 @@ #include "dietdirent.h" +#include <sys/mman.h> #include <unistd.h> #include <dirent.h> #include <stdlib.h> int closedir (DIR* d) { int res=close(d->fd); - free(d); + munmap (d, PAGE_SIZE); return res; } diff --git a/mdk-stage1/dietlibc/lib/connect.c b/mdk-stage1/dietlibc/lib/connect.c index 01fd61a6c..642303ef3 100644 --- a/mdk-stage1/dietlibc/lib/connect.c +++ b/mdk-stage1/dietlibc/lib/connect.c @@ -1,14 +1,11 @@ -#include <linux/net.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_connect(int a, void * b, int c); int __libc_connect(int a, void * b, int c) { -#ifdef __i386__ - return socketcall(SYS_CONNECT, (long*)&a); -#else unsigned long args[] = { a, (long) b, c }; return socketcall(SYS_CONNECT, args); -#endif } int connect(int a, void * b, int c) __attribute__((weak,alias("__libc_connect"))); diff --git a/mdk-stage1/dietlibc/lib/creat.c b/mdk-stage1/dietlibc/lib/creat.c index 82145b515..41d8236aa 100644 --- a/mdk-stage1/dietlibc/lib/creat.c +++ b/mdk-stage1/dietlibc/lib/creat.c @@ -1,5 +1,7 @@ #include <fcntl.h> -int creat(const char *file,mode_t mode) { +int __libc_creat(const char *file,mode_t mode); +int __libc_creat(const char *file,mode_t mode) { return open(file,O_WRONLY|O_CREAT|O_TRUNC,mode); } +int creat(const char *file,mode_t mode) __attribute__((weak,alias("__libc_creat"))); diff --git a/mdk-stage1/dietlibc/lib/errlist.c b/mdk-stage1/dietlibc/lib/errlist.c deleted file mode 100644 index d0e712190..000000000 --- a/mdk-stage1/dietlibc/lib/errlist.c +++ /dev/null @@ -1,132 +0,0 @@ - -const char *const sys_errlist[] = { - "Success", /* 0 */ - "Operation not permitted", /* EPERM */ - "No such file or directory", /* ENOENT */ - "No such process", /* ESRCH */ - "Interrupted system call", /* EINTR */ - "I/O error", /* EIO */ - "No such device or address", /* ENXIO */ - "Arg list too long", /* E2BIG */ - "Exec format error", /* ENOEXEC */ - "Bad file number", /* EBADF */ - "No child processes", /* ECHILD */ - "Try again", /* EAGAIN */ - "Out of memory", /* ENOMEM */ - "Permission denied", /* EACCES */ - "Bad address", /* EFAULT */ - "Block device required", /* ENOTBLK */ - "Device or resource busy", /* EBUSY */ - "File exists", /* EEXIST */ - "Cross-device link", /* EXDEV */ - "No such device", /* ENODEV */ - "Not a directory", /* ENOTDIR */ - "Is a directory", /* EISDIR */ - "Invalid argument", /* EINVAL */ - "File table overflow", /* ENFILE */ - "Too many open files", /* EMFILE */ - "Not a typewriter", /* ENOTTY */ - "Text file busy", /* ETXTBSY */ - "File too large", /* EFBIG */ - "No space left on device", /* ENOSPC */ - "Illegal seek", /* ESPIPE */ - "Read-only file system", /* EROFS */ - "Too many links", /* EMLINK */ - "Broken pipe", /* EPIPE */ - "Math argument out of domain of func", /* EDOM */ - "Math result not representable", /* ERANGE */ - "Resource deadlock would occur", /* EDEADLK */ - "File name too long", /* ENAMETOOLONG */ - "No record locks available", /* ENOLCK */ - "Function not implemented", /* ENOSYS */ - "Directory not empty", /* ENOTEMPTY */ - "Too many symbolic links encountered", /* ELOOP */ - "Operation would block", /* EWOULDBLOCK */ - "No message of desired type", /* ENOMSG */ - "Identifier removed", /* EIDRM */ - "Channel number out of range", /* ECHRNG */ - "Level 2 not synchronized", /* EL2NSYNC */ - "Level 3 halted", /* EL3HLT */ - "Level 3 reset", /* EL3RST */ - "Link number out of range", /* ELNRNG */ - "Protocol driver not attached", /* EUNATCH */ - "No CSI structure available", /* ENOCSI */ - "Level 2 halted", /* EL2HLT */ - "Invalid exchange", /* EBADE */ - "Invalid request descriptor", /* EBADR */ - "Exchange full", /* EXFULL */ - "No anode", /* ENOANO */ - "Invalid request code", /* EBADRQC */ - "Invalid slot", /* EBADSLT */ - "File locking deadlock error", /* EDEADLOCK */ - "Bad font file format", /* EBFONT */ - "Device not a stream", /* ENOSTR */ - "No data available", /* ENODATA */ - "Timer expired", /* ETIME */ - "Out of streams resources", /* ENOSR */ - "Machine is not on the network", /* ENONET */ - "Package not installed", /* ENOPKG */ - "Object is remote", /* EREMOTE */ - "Link has been severed", /* ENOLINK */ - "Advertise error", /* EADV */ - "Srmount error", /* ESRMNT */ - "Communication error on send", /* ECOMM */ - "Protocol error", /* EPROTO */ - "Multihop attempted", /* EMULTIHOP */ - "RFS specific error", /* EDOTDOT */ - "Not a data message", /* EBADMSG */ - "Value too large for defined data type", /* EOVERFLOW */ - "Name not unique on network", /* ENOTUNIQ */ - "File descriptor in bad state", /* EBADFD */ - "Remote address changed", /* EREMCHG */ - "Can not access a needed shared library", /* ELIBACC */ - "Accessing a corrupted shared library", /* ELIBBAD */ - ".lib section in a.out corrupted", /* ELIBSCN */ - "Attempting to link in too many shared libraries", /* ELIBMAX */ - "Cannot exec a shared library directly", /* ELIBEXEC */ - "Illegal byte sequence", /* EILSEQ */ - "Interrupted system call should be restarted", /* ERESTART */ - "Streams pipe error", /* ESTRPIPE */ - "Too many users", /* EUSERS */ - "Socket operation on non-socket", /* ENOTSOCK */ - "Destination address required", /* EDESTADDRREQ */ - "Message too long", /* EMSGSIZE */ - "Protocol wrong type for socket", /* EPROTOTYPE */ - "Protocol not available", /* ENOPROTOOPT */ - "Protocol not supported", /* EPROTONOSUPPORT */ - "Socket type not supported", /* ESOCKTNOSUPPORT */ - "Operation not supported on transport endpoint", /* EOPNOTSUPP */ - "Protocol family not supported", /* EPFNOSUPPORT */ - "Address family not supported by protocol", /* EAFNOSUPPORT */ - "Address already in use", /* EADDRINUSE */ - "Cannot assign requested address", /* EADDRNOTAVAIL */ - "Network is down", /* ENETDOWN */ - "Network is unreachable", /* ENETUNREACH */ - "Network dropped connection because of reset", /* ENETRESET */ - "Software caused connection abort", /* ECONNABORTED */ - "Connection reset by peer", /* ECONNRESET */ - "No buffer space available", /* ENOBUFS */ - "Transport endpoint is already connected", /* EISCONN */ - "Transport endpoint is not connected", /* ENOTCONN */ - "Cannot send after transport endpoint shutdown", /* ESHUTDOWN */ - "Too many references: cannot splice", /* ETOOMANYREFS */ - "Connection timed out", /* ETIMEDOUT */ - "Connection refused", /* ECONNREFUSED */ - "Host is down", /* EHOSTDOWN */ - "No route to host", /* EHOSTUNREACH */ - "Operation already in progress", /* EALREADY */ - "Operation now in progress", /* EINPROGRESS */ - "Stale NFS file handle", /* ESTALE */ - "Structure needs cleaning", /* EUCLEAN */ - "Not a XENIX named type file", /* ENOTNAM */ - "No XENIX semaphores available", /* ENAVAIL */ - "Is a named type file", /* EISNAM */ - "Remote I/O error", /* EREMOTEIO */ - "Quota exceeded", /* EDQUOT */ - "No medium found", /* ENOMEDIUM */ - "Wrong medium type", /* EMEDIUMTYPE */ - 0 -}; - - -const int sys_nerr = ((sizeof (sys_errlist))/(sizeof(char *))-1); diff --git a/mdk-stage1/dietlibc/lib/errno_location.c b/mdk-stage1/dietlibc/lib/errno_location.c index 286f833c9..298c9c3cf 100644 --- a/mdk-stage1/dietlibc/lib/errno_location.c +++ b/mdk-stage1/dietlibc/lib/errno_location.c @@ -1,5 +1,5 @@ extern int errno; +int *__errno_location(void) __attribute__((weak)); int *__errno_location() { return &errno; } -int *errno_location() __attribute__((weak,alias("__errno_location"))); diff --git a/mdk-stage1/dietlibc/lib/exec_lib.c b/mdk-stage1/dietlibc/lib/exec_lib.c index 3129224a0..575c03d6d 100644 --- a/mdk-stage1/dietlibc/lib/exec_lib.c +++ b/mdk-stage1/dietlibc/lib/exec_lib.c @@ -3,18 +3,19 @@ extern char **environ; +int __exec_shell(const char *file, char *const argv[]); int __exec_shell(const char *file, char *const argv[]) { int i; for (i = 0; argv[i]; i++); { - char *shell_argv[i + 1]; + const char *shell_argv[i + 1]; shell_argv[0] = _PATH_BSHELL; - shell_argv[1] = (char *) file; + shell_argv[1] = file; for (; i > 1; i--) shell_argv[i] = argv[i - 1]; - return execve(_PATH_BSHELL, shell_argv, environ); + return execve(_PATH_BSHELL, (char*const*)shell_argv, environ); } } diff --git a/mdk-stage1/dietlibc/lib/execl.c b/mdk-stage1/dietlibc/lib/execl.c index 71459e71f..360bd3908 100644 --- a/mdk-stage1/dietlibc/lib/execl.c +++ b/mdk-stage1/dietlibc/lib/execl.c @@ -2,6 +2,7 @@ #include <unistd.h> #include <errno.h> #include <stdlib.h> +#include "dietfeatures.h" int execl( const char *path,...) { va_list ap; @@ -19,6 +20,6 @@ int execl( const char *path,...) { va_end (ap); return execve(path,argv,environ); } - __set_errno(ENOMEM); + errno=ENOMEM; return -1; } diff --git a/mdk-stage1/dietlibc/lib/execlp.c b/mdk-stage1/dietlibc/lib/execlp.c index 3aea1e960..27dc0bb95 100644 --- a/mdk-stage1/dietlibc/lib/execlp.c +++ b/mdk-stage1/dietlibc/lib/execlp.c @@ -2,7 +2,7 @@ #include <unistd.h> #include <errno.h> #include <stdlib.h> -#include "dietstdarg.h" +#include "dietfeatures.h" int execlp(const char* file, const char *arg,...) { va_list ap,bak; @@ -15,12 +15,12 @@ int execlp(const char* file, const char *arg,...) { ++n; va_end (ap); if ((argv=(char **)alloca(n*sizeof(char*)))) { - argv[0]=arg; + argv[0]=(char*)arg; for (i=0; i<n; ++i) argv[i+1]=va_arg(bak,char *); va_end (bak); return execvp(file,argv); } - __set_errno(ENOMEM); + errno=ENOMEM; return -1; } diff --git a/mdk-stage1/dietlibc/lib/execv.c b/mdk-stage1/dietlibc/lib/execv.c index efd760253..d7acfa29f 100644 --- a/mdk-stage1/dietlibc/lib/execv.c +++ b/mdk-stage1/dietlibc/lib/execv.c @@ -4,10 +4,12 @@ #include <unistd.h> #include <errno.h> #include "exec_lib.h" +#include "dietfeatures.h" int execv(const char *file, char *const argv[]) { if (execve(file,argv,environ)==-1) { - if (errno==ENOEXEC) __exec_shell(file,argv); + if (errno==ENOEXEC) + __exec_shell(file,argv); } return -1; } diff --git a/mdk-stage1/dietlibc/lib/execvp.c b/mdk-stage1/dietlibc/lib/execvp.c index 20521d69f..72447af7a 100644 --- a/mdk-stage1/dietlibc/lib/execvp.c +++ b/mdk-stage1/dietlibc/lib/execvp.c @@ -4,31 +4,40 @@ #include <unistd.h> #include <errno.h> #include "exec_lib.h" +#include "dietfeatures.h" int execvp(const char *file, char *const argv[]) { - char *path=getenv("PATH"); + const char *path=getenv("PATH"); char *cur,*next; char buf[PATH_MAX]; if (strchr((char*)file,'/')) { if (execve(file,argv,environ)==-1) { - if (errno==ENOEXEC) __exec_shell(file,argv); + if (errno==ENOEXEC) + __exec_shell(file,argv); return -1; } } if (!path) path=_PATH_DEFPATH; - for (cur=path; cur; cur=next) { + for (cur=(char*)path; cur; cur=next) { next=strchr(cur,':'); if (!next) next=cur+strlen(cur); if (next==cur) { buf[0]='.'; cur--; - } else - memmove(buf,cur,next-cur); + } else { + if (next-cur>=PATH_MAX-3) { error: errno=EINVAL; return -1; } + memmove(buf,cur,(size_t)(next-cur)); + } buf[next-cur]='/'; - memmove(&buf[next-cur+1],file,strlen(file)+1); + { + int len=strlen(file); + if (len+(next-cur)>=PATH_MAX-2) goto error; + memmove(&buf[next-cur+1],file,strlen(file)+1); + } if (execve(buf,argv,environ)==-1) { - if (errno==ENOEXEC) return __exec_shell(buf,argv); + if (errno==ENOEXEC) + return __exec_shell(buf,argv); if ((errno!=EACCES) && (errno!=ENOENT)) return -1; } if (*next==0) break; diff --git a/mdk-stage1/dietlibc/lib/ftw.c b/mdk-stage1/dietlibc/lib/ftw.c index a3c04af9a..af13a7f86 100644 --- a/mdk-stage1/dietlibc/lib/ftw.c +++ b/mdk-stage1/dietlibc/lib/ftw.c @@ -1,52 +1,47 @@ -#include <linux/stat.h> +#include <sys/stat.h> #include <unistd.h> #include <limits.h> #include <ftw.h> #include <dirent.h> #include <string.h> #include <stdlib.h> +#include "dietdirent.h" -int ftw(const char *dir,int (*fn)(const char *file, const struct stat *sb, int flag), int depth) { - char *cwd; - int cwdlen; - DIR *d; - struct dirent *de; +int ftw(const char*dir,int(*f)(const char*file,const struct stat*sb,int flag),int dpth){ + char* cd; + size_t cdl; + DIR* d; + struct dirent* de; struct stat sb; - if (chdir(dir)) return -1; - cwd=alloca(PATH_MAX+1); - if (!getcwd(cwd,PATH_MAX)) return -1; - cwd[PATH_MAX]=0; - cwdlen=strlen(cwd); -/* write(1,"ftw in ",7); puts(cwd); */ - if (!(d=opendir("."))) return -1; - while ((de=readdir(d))) { - int res; - int flag; - int nlen; - char *filename; - if (de->d_name[0]=='.' && - (de->d_name[1]==0 || - (de->d_name[1]=='.' && de->d_name[2]==0))) continue; - nlen=strlen(de->d_name); - filename=alloca(nlen+cwdlen+3); - memmove(filename,cwd,cwdlen); - filename[cwdlen]='/'; - memmove(filename+cwdlen+1,de->d_name,nlen+1); - if (!lstat(de->d_name,&sb)) { - if (S_ISLNK(sb.st_mode)) flag=FTW_SL; else - if (S_ISDIR(sb.st_mode)) flag=FTW_D; else - flag=FTW_F; - } else - flag=FTW_NS; - res=fn(filename,&sb,flag); - if (res) return res; - if (flag==FTW_D && depth>0) { - res=ftw(filename,fn,depth-1); - chdir(dir); - if (res) return res; + int r; + unsigned int oldlen=0; + char* filename; /* the warning gcc issues here is bogus */ + if(chdir(dir))return-1; + cd=alloca(PATH_MAX+1); + if(!getcwd(cd,PATH_MAX))return-1; + cd[PATH_MAX]='\0'; + cdl=strlen(cd); + if(!(d=opendir(".")))return-1; + while((de=readdir(d))){ + int flg; + size_t nl; + if(de->d_name[0]=='.'){if(!de->d_name[1])continue;if(de->d_name[1]=='.'&&!de->d_name[2])continue;} + nl=strlen(de->d_name); + if (nl+cdl+2>oldlen) + filename=alloca(oldlen=nl+cdl+2); + memmove(filename,cd,cdl); + filename[cdl]='/'; + memmove(filename+cdl+1,de->d_name,nl+1); + if(!lstat(de->d_name,&sb)){ + if(S_ISLNK(sb.st_mode))flg=FTW_SL;else if(S_ISDIR(sb.st_mode))flg=FTW_D;else flg=FTW_F; + }else flg=FTW_NS; + r=f(filename,&sb,flg); + if(r){closedir(d);return r;} + if(flg==FTW_D&&dpth){ + r=ftw(filename,f,dpth-1); + fchdir(d->fd); + if (r){closedir(d);return r;} } -/* puts(de->d_name); */ } - closedir(d); - return 0; + return closedir(d); } diff --git a/mdk-stage1/dietlibc/lib/getdomainname.c b/mdk-stage1/dietlibc/lib/getdomainname.c index 2554fe4c3..75486b010 100644 --- a/mdk-stage1/dietlibc/lib/getdomainname.c +++ b/mdk-stage1/dietlibc/lib/getdomainname.c @@ -2,12 +2,13 @@ #include <sys/types.h> #include <sys/utsname.h> +#include <unistd.h> int getdomainname(char *name,size_t len) { struct utsname u; int res=uname(&u); if (res==0) { - int i; + size_t i; if (len>=_UTSNAME_DOMAIN_LENGTH) len=_UTSNAME_DOMAIN_LENGTH; for (i=0; i<len; i++) diff --git a/mdk-stage1/dietlibc/lib/getenv.c b/mdk-stage1/dietlibc/lib/getenv.c index fc37e9927..5b529c17f 100644 --- a/mdk-stage1/dietlibc/lib/getenv.c +++ b/mdk-stage1/dietlibc/lib/getenv.c @@ -1,7 +1,6 @@ +#include <stdlib.h> #include <string.h> -extern char **environ; - extern char *getenv(const char *s) { int i; diff --git a/mdk-stage1/dietlibc/lib/gethostname.c b/mdk-stage1/dietlibc/lib/gethostname.c index ccc0fbc8e..c3d2f3d5e 100644 --- a/mdk-stage1/dietlibc/lib/gethostname.c +++ b/mdk-stage1/dietlibc/lib/gethostname.c @@ -2,12 +2,13 @@ #include <sys/types.h> #include <sys/utsname.h> +#include <unistd.h> int gethostname(char *name,size_t len) { struct utsname u; int res=uname(&u); if (res==0) { - int i; + size_t i; if (len>=_UTSNAME_NODENAME_LENGTH) len=_UTSNAME_NODENAME_LENGTH; for (i=0; i<len; i++) diff --git a/mdk-stage1/dietlibc/lib/getopt.c b/mdk-stage1/dietlibc/lib/getopt.c index 93097122f..aa1988f8d 100644 --- a/mdk-stage1/dietlibc/lib/getopt.c +++ b/mdk-stage1/dietlibc/lib/getopt.c @@ -1,118 +1,63 @@ -#include "getopt.h" #include <string.h> - -/* - * by Olaf Dreesen - */ - -int opterr; - -int optind=1; -char *optarg; - -static int opt_unknown=1,opt_unknown_len; - -static int getopt_check(int c,char*o,int ol) -{ - int i; - if (c==':') return 2; - for (i=0;i<ol;i++) - { - if (o[i]==c) - { - if (o[i+1]==':') return 1; - return 0; +#include <getopt.h> + +static void getopterror(int which) { + static char error1[]="Unknown option `-x'.\n"; + static char error2[]="Missing argument for `-x'.\n"; + if (opterr) { + if (which) { + error2[23]=optopt; + write(2,error2,28); + } else { + error1[17]=optopt; + write(2,error1,22); } } - return 2; } -static void getopt_sort(char*v[],int oi) -{ - int i; - char *tmp, *tmp2=0; - - if (opt_unknown_len) - { - tmp=v[optind-(1+oi)]; - if (oi) tmp2=v[optind-1]; - - for (i=opt_unknown+opt_unknown_len;i>opt_unknown;i--) v[i+oi]=v[i-1]; - - v[opt_unknown++]=tmp; - if (oi) v[opt_unknown++]=tmp2; +int getopt(int argc, char * const argv[], const char *optstring) { + static int lastidx=0,lastofs=0; + char *tmp; + if (optind==0) optind=1; /* whoever started setting optind to 0 should be shot */ +again: + if (optind>argc || !argv[optind] || *argv[optind]!='-' || argv[optind][1]==0) + return -1; + if (argv[optind][1]=='-' && argv[optind][2]==0) { + ++optind; + return -1; } -} - -static char* nextchar; -int getopt(int c,char*v[],char*o) -{ - int ol=strlen(o); - int ret=0; - int oi=0; - - optarg=0; - - while (nextchar || (optind<c)) - { - if (nextchar) - { - if ((ret=(*(++nextchar)))) - { - switch (getopt_check(ret,o,ol)) - { - case 1: - if (*(++nextchar)) - optarg=nextchar; - else - { - if (optind<c) - { - oi=1; - optarg=v[optind++]; - } - else - ret='?'; - } - nextchar=0; - case 0: - if (!nextchar) - getopt_sort(v,oi); - else - if (!(*(nextchar+1))) - getopt_sort(v,oi); - return ret; - break; - default: - return '?'; - break; - } - } - else - nextchar=0; + if (lastidx!=optind) { + lastidx=optind; lastofs=0; + } + optopt=argv[optind][lastofs+1]; + if ((tmp=strchr(optstring,optopt))) { + if (*tmp==0) { /* apparently, we looked for \0, i.e. end of argument */ + ++optind; + goto again; } - else - { - if ((v[optind][0]=='-')&&((v[optind][1]!=0))) - { - if ((v[optind][1]=='-')&&(v[optind][2]==0)) - { - getopt_sort(v,oi); - optind=opt_unknown; - return -1; - } - else - { - nextchar=v[optind]; - } + if (tmp[1]==':') { /* argument expected */ + if (tmp[2]==':' || argv[optind][lastofs+2]) { /* "-foo", return "oo" as optarg */ + if (!*(optarg=argv[optind]+lastofs+2)) optarg=0; + goto found; } - else - { - ++opt_unknown_len; + optarg=argv[optind+1]; + if (!optarg) { /* missing argument */ + ++optind; + if (*optstring==':') return ':'; + getopterror(1); + return ':'; } ++optind; + } else { + ++lastofs; + return optopt; } +found: + ++optind; + return optopt; + } else { /* not found */ + getopterror(0); + ++optind; + return '?'; } - optind=opt_unknown; - return -1; } diff --git a/mdk-stage1/dietlibc/lib/getpeername.c b/mdk-stage1/dietlibc/lib/getpeername.c index 8adcddf55..c806c720d 100644 --- a/mdk-stage1/dietlibc/lib/getpeername.c +++ b/mdk-stage1/dietlibc/lib/getpeername.c @@ -1,13 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); -int getpeername(int a, void * b, int c) { -#ifdef __i386__ - return socketcall(SYS_GETPEERNAME, (long*)&a); -#else - unsigned long args[] = { a, (long) b, c }; +int __libc_getpeername(int a, void * b, int *c); +int __libc_getpeername(int a, void * b, int *c) { + unsigned long args[] = { a, (long) b, (long) c }; return socketcall(SYS_GETPEERNAME, args); -#endif } +int getpeername(int a, struct sockaddr* b, socklen_t *c) __attribute__((weak,alias("__libc_getpeername"))); diff --git a/mdk-stage1/dietlibc/lib/getservent.c b/mdk-stage1/dietlibc/lib/getservent.c deleted file mode 100644 index bf25d046b..000000000 --- a/mdk-stage1/dietlibc/lib/getservent.c +++ /dev/null @@ -1,137 +0,0 @@ -#include <unistd.h> -#include <fcntl.h> -#include <netdb.h> -#include <sys/mman.h> -#include <errno.h> -#include <netinet/in.h> -#include <string.h> -#include <ctype.h> - -static int servicesfd=-1; -static char* servicesmap; -static unsigned int serviceslen; - -static char* aliases[10]; - -static char *cur; - -/* nameserver 42/tcp name # IEN 116 */ -struct servent *getservent(void) { - static struct servent se; - char *last; - int aliasidx; - if (servicesfd<0) { - servicesfd=open(_PATH_SERVICES,O_RDONLY); - if (servicesfd<0) return 0; - serviceslen=lseek(servicesfd,0,SEEK_END); - servicesmap=mmap(0,serviceslen,PROT_READ|PROT_WRITE,MAP_PRIVATE,servicesfd,0); - if ((long)servicesmap==(-1)) goto error; - cur=servicesmap; - } - last=servicesmap+serviceslen; -again: - se.s_name=0; - se.s_aliases=aliases; aliases[0]=0; - se.s_port=0; - se.s_proto=0; - if (cur>=last) return 0; - if (*cur=='#' || *cur=='\n') goto parseerror; - /* first, the primary name */ - if (!isalpha(*cur)) goto parseerror; - se.s_name=cur; - se.s_aliases=aliases; - while (cur<last && isalnum(*cur)) cur++; - if (cur>=last) return 0; - if (*cur=='\n') goto parseerror; - *cur=0; cur++; - /* second, the port */ - while (cur<last && isblank(*cur)) cur++; - while (cur<last && isdigit(*cur)) { - se.s_port=se.s_port*10+*cur-'0'; - cur++; - } - se.s_port=htons(se.s_port); - if (cur>=last) return 0; - /* third, "/tcp" or "/udp" */ - if (*cur!='/') goto parseerror; - cur++; - se.s_proto=cur; - while (cur<last && isalpha(*cur)) ++cur; - if (cur>=last) return 0; - if (*cur=='\n') { *cur++=0; return &se; } - *cur=0; cur++; - /* now the aliases */ - for (aliasidx=0;aliasidx<10;++aliasidx) { - while (cur<last && isblank(*cur)) ++cur; - aliases[aliasidx]=cur; - while (cur<last && isalpha(*cur)) ++cur; - if (*cur=='\n') { *cur++=0; ++aliasidx; break; } - if (cur>=last || !isblank(*cur)) break; - *cur++=0; - } - aliases[aliasidx]=0; - return &se; -parseerror: - while (cur<last && *cur!='\n') cur++; - cur++; - goto again; -error: - if (servicesmap!=(char*)-1) munmap(servicesmap,serviceslen); - if (servicesfd!=-1) close(servicesfd); - servicesmap=(char*)-1; - servicesfd=-1; - errno=ENOMEM; - return 0; -} - -void setservent(int stayopen) { - cur=servicesmap; -} - -struct servent *getservbyname(const char *name, const char *proto) { - struct servent *s; - setservent(0); - for (s=getservent(); s; s=getservent()) { - char **tmp; -#if 0 - write(1,"found ",6); - write(1,s->s_name,strlen(s->s_name)); - write(1,"/",1); - write(1,s->s_proto,strlen(s->s_proto)); - write(1,"\n",1); - if (!strcmp(name,"auth")) { - tmp=s->s_aliases; - write(1," aka ",5); - while (*tmp) { - write(1,*tmp,strlen(*tmp)); - write(1,", ",2); - ++tmp; - } - write(1,"\n",1); - } -#endif - if (!strcmp(name,s->s_name) && !strcmp(proto,s->s_proto)) - return s; - tmp=s->s_aliases; - while (*tmp) - if (!strcmp(name,*tmp++)) return s; - } - return 0; -} - -struct servent *getservbyport(int port, const char *proto) { - struct servent *s; - for (s=getservent(); s; s=getservent()) { - if (port==s->s_port && !strcmp(proto,s->s_proto)) - return s; - } - return 0; -} - -void endservent(void) { - if (servicesmap!=(char*)-1) munmap(servicesmap,serviceslen); - if (servicesfd!=-1) close(servicesfd); - servicesmap=(char*)-1; - servicesfd=-1; -} - diff --git a/mdk-stage1/dietlibc/lib/getsockname.c b/mdk-stage1/dietlibc/lib/getsockname.c index 61a3ea24a..6c81e317d 100644 --- a/mdk-stage1/dietlibc/lib/getsockname.c +++ b/mdk-stage1/dietlibc/lib/getsockname.c @@ -1,13 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); -int getsockname(int a, void * b, int c) { -#ifdef __i386__ - return socketcall(SYS_GETSOCKNAME, (long*)&a); -#else +int __libc_getsockname(int a, void * b, int c); +int __libc_getsockname(int a, void * b, int c) { unsigned long args[] = { a, (long) b, c }; return socketcall(SYS_GETSOCKNAME, args); -#endif } +int getsockname(int a, struct sockaddr* b, socklen_t* c) __attribute__((weak,alias("__libc_getsockname"))); diff --git a/mdk-stage1/dietlibc/lib/getsockopt.c b/mdk-stage1/dietlibc/lib/getsockopt.c index 8c0a57557..05b71d77d 100644 --- a/mdk-stage1/dietlibc/lib/getsockopt.c +++ b/mdk-stage1/dietlibc/lib/getsockopt.c @@ -1,13 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); -int getsockopt(int a, int b, int c, void *d, int e) { -#ifdef __i386__ - return socketcall(SYS_GETSOCKOPT, (long*)&a); -#else +int __libc_getsockopt(int a, int b, int c, void *d, int e); +int __libc_getsockopt(int a, int b, int c, void *d, int e) { unsigned long args[] = { a, b, c, (long)d, e }; return socketcall(SYS_GETSOCKOPT, args); -#endif } +int getsockopt(int s, int level, int optname, void * optval, socklen_t *optlen) __attribute__((weak,alias("__libc_getsockopt"))); diff --git a/mdk-stage1/dietlibc/lib/htonl.c b/mdk-stage1/dietlibc/lib/htonl.c index 490de42c4..4096d04f5 100644 --- a/mdk-stage1/dietlibc/lib/htonl.c +++ b/mdk-stage1/dietlibc/lib/htonl.c @@ -1,6 +1,7 @@ #include <endian.h> +#include <netinet/in.h> -unsigned long int htonl(unsigned long int hostlong) { +uint32_t htonl(uint32_t hostlong) { #if __BYTE_ORDER==__LITTLE_ENDIAN return (hostlong>>24) | ((hostlong&0xff0000)>>8) | ((hostlong&0xff00)<<8) | (hostlong<<24); @@ -9,4 +10,4 @@ unsigned long int htonl(unsigned long int hostlong) { #endif } -unsigned long int ntohl(unsigned long int hostlong) __attribute__((weak,alias("htonl"))); +uint32_t ntohl(uint32_t hostlong) __attribute__((weak,alias("htonl"))); diff --git a/mdk-stage1/dietlibc/lib/htons.c b/mdk-stage1/dietlibc/lib/htons.c index 765d3bbc5..a64483174 100644 --- a/mdk-stage1/dietlibc/lib/htons.c +++ b/mdk-stage1/dietlibc/lib/htons.c @@ -1,6 +1,7 @@ #include <endian.h> +#include <netinet/in.h> -unsigned short int htons(unsigned short int hostshort) { +uint16_t htons(uint16_t hostshort) { #if __BYTE_ORDER==__LITTLE_ENDIAN return ((hostshort>>8)&0xff) | (hostshort<<8); #else @@ -8,4 +9,4 @@ unsigned short int htons(unsigned short int hostshort) { #endif } -unsigned short int ntohs(unsigned short int hostshort) __attribute__((weak,alias("htons"))); +uint16_t ntohs(uint16_t hostshort) __attribute__((weak,alias("htons"))); diff --git a/mdk-stage1/dietlibc/lib/if_indextoname.c b/mdk-stage1/dietlibc/lib/if_indextoname.c index e683755f6..cc3111ed8 100644 --- a/mdk-stage1/dietlibc/lib/if_indextoname.c +++ b/mdk-stage1/dietlibc/lib/if_indextoname.c @@ -1,5 +1,4 @@ -#include <linux/if.h> -#include <linux/net.h> +#include <net/if.h> #include <sys/ioctl.h> #include <unistd.h> #include <sys/socket.h> diff --git a/mdk-stage1/dietlibc/lib/if_nametoindex.c b/mdk-stage1/dietlibc/lib/if_nametoindex.c index 5923963b1..c9dd1b051 100644 --- a/mdk-stage1/dietlibc/lib/if_nametoindex.c +++ b/mdk-stage1/dietlibc/lib/if_nametoindex.c @@ -1,5 +1,4 @@ -#include <linux/if.h> -#include <linux/net.h> +#include <net/if.h> #include <sys/ioctl.h> #include <unistd.h> #include <sys/socket.h> @@ -8,7 +7,7 @@ #define SOCK_DGRAM 2 #endif -int if_nametoindex(char* blub) { +unsigned int if_nametoindex(const char* blub) { struct ifreq ifr; int fd; char *tmp; diff --git a/mdk-stage1/dietlibc/lib/isalnum.c b/mdk-stage1/dietlibc/lib/isalnum.c index 4d363fab9..3192cc20d 100644 --- a/mdk-stage1/dietlibc/lib/isalnum.c +++ b/mdk-stage1/dietlibc/lib/isalnum.c @@ -1,7 +1,9 @@ #include <ctype.h> -int __isalnum_ascii(int c) { - return isalpha(c) || isdigit(c); +int __isalnum_ascii ( int ch ); +int __isalnum_ascii ( int ch ) { + return (unsigned int)((ch | 0x20) - 'a') < 26u || + (unsigned int)( ch - '0') < 10u; } -int isalnum(int c) __attribute__((weak,alias("__isalnum_ascii"))); +int isalnum ( int ch ) __attribute__((weak,alias("__isalnum_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isalpha.c b/mdk-stage1/dietlibc/lib/isalpha.c index 07ea69696..efd8b1940 100644 --- a/mdk-stage1/dietlibc/lib/isalpha.c +++ b/mdk-stage1/dietlibc/lib/isalpha.c @@ -1,7 +1,8 @@ #include <ctype.h> -int __isalpha_ascii(int c) { - return (c>='a' && c<='z') || (c>='A' && c<='Z'); +int __isalpha_ascii ( int ch ); +int __isalpha_ascii ( int ch ) { + return (unsigned int)((ch | 0x20) - 'a') < 26u; } -int isalpha(int c) __attribute__((weak,alias("__isalpha_ascii"))); +int isalpha ( int ch ) __attribute__((weak,alias("__isalpha_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isascii.c b/mdk-stage1/dietlibc/lib/isascii.c index e06994783..57a23ba44 100644 --- a/mdk-stage1/dietlibc/lib/isascii.c +++ b/mdk-stage1/dietlibc/lib/isascii.c @@ -1,6 +1,6 @@ #include <ctype.h> -int isascii(int c) { - return (c & 0x80) == 0; +int isascii ( int ch ) +{ + return (unsigned int)ch < 128u; } - diff --git a/mdk-stage1/dietlibc/lib/isatty.c b/mdk-stage1/dietlibc/lib/isatty.c index b31609720..4858a364d 100644 --- a/mdk-stage1/dietlibc/lib/isatty.c +++ b/mdk-stage1/dietlibc/lib/isatty.c @@ -2,11 +2,11 @@ #include <termios.h> #undef ioctl #include <sys/ioctl.h> +#include <errno.h> +#include <unistd.h> +#include "dietfeatures.h" -extern int errno; - -int isatty(int fd) -{ +int isatty(int fd) { int save; int is_tty; struct termios term; diff --git a/mdk-stage1/dietlibc/lib/isblank.c b/mdk-stage1/dietlibc/lib/isblank.c index 034e543b1..f13ca304a 100644 --- a/mdk-stage1/dietlibc/lib/isblank.c +++ b/mdk-stage1/dietlibc/lib/isblank.c @@ -1,6 +1,6 @@ #include <ctype.h> -int isblank(int ch) +int isblank ( int ch ) { - return ((ch==' ')||(ch=='\t')); + return ch == ' ' || ch == '\t'; } diff --git a/mdk-stage1/dietlibc/lib/iscntrl.c b/mdk-stage1/dietlibc/lib/iscntrl.c index a183a54f1..98dbae6f3 100644 --- a/mdk-stage1/dietlibc/lib/iscntrl.c +++ b/mdk-stage1/dietlibc/lib/iscntrl.c @@ -1,7 +1,8 @@ #include <ctype.h> -int __iscntrl_ascii(int c) { - return (c<32) || (c==127); +int __iscntrl_ascii ( int ch ); +int __iscntrl_ascii ( int ch ) { + return (unsigned int)ch < 32u || ch == 127; } -int iscntrl(int c) __attribute__((weak,alias("__iscntrl_ascii"))); +int iscntrl ( int ch ) __attribute__((weak,alias("__iscntrl_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isdigit.c b/mdk-stage1/dietlibc/lib/isdigit.c index 8a7c3e801..d04d281a8 100644 --- a/mdk-stage1/dietlibc/lib/isdigit.c +++ b/mdk-stage1/dietlibc/lib/isdigit.c @@ -1,7 +1,8 @@ #include <ctype.h> -int __isdigit_ascii(int c) { - return (c>='0' && c<='9'); +int __isdigit_ascii ( int ch ); +int __isdigit_ascii ( int ch ) { + return (unsigned int)(ch - '0') < 10u; } -int isdigit(int c) __attribute__((weak,alias("__isdigit_ascii"))); +int isdigit ( int ch ) __attribute__((weak,alias("__isdigit_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isgraph.c b/mdk-stage1/dietlibc/lib/isgraph.c index 807f90ff0..83419e788 100644 --- a/mdk-stage1/dietlibc/lib/isgraph.c +++ b/mdk-stage1/dietlibc/lib/isgraph.c @@ -1,5 +1,6 @@ -int __isgraph_ascii(int c) { - return (c>=33 && c<=126); +int __isgraph_ascii ( int ch ); +int __isgraph_ascii ( int ch ) { + return (unsigned int)(ch - '!') < 127u - '!'; } -int isgraph(int c) __attribute__((weak,alias("__isgraph_ascii"))); +int isgraph ( int ch ) __attribute__((weak,alias("__isgraph_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/islower.c b/mdk-stage1/dietlibc/lib/islower.c index 6a9afa519..8d219c43a 100644 --- a/mdk-stage1/dietlibc/lib/islower.c +++ b/mdk-stage1/dietlibc/lib/islower.c @@ -1,7 +1,8 @@ #include <ctype.h> -int __islower_ascii(int c) { - return (c>='a' && c<='z'); +int __islower_ascii ( int ch ); +int __islower_ascii ( int ch ) { + return (unsigned int) (ch - 'a') < 26u; } -int islower(int c) __attribute__((weak,alias("__islower_ascii"))); +int islower ( int ch ) __attribute__((weak,alias("__islower_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isprint.c b/mdk-stage1/dietlibc/lib/isprint.c index e980658a5..51ff5b6ee 100644 --- a/mdk-stage1/dietlibc/lib/isprint.c +++ b/mdk-stage1/dietlibc/lib/isprint.c @@ -1,6 +1,7 @@ -int __isprint_ascii(int c) { - return (c>=32 && c<=126); +int __isprint_ascii ( int ch ); +int __isprint_ascii ( int ch ) { + return (unsigned int)(ch - ' ') < 127u - ' '; } -int isprint(int c) __attribute__((weak,alias("__isprint_ascii"))); +int isprint ( int ch ) __attribute__((weak,alias("__isprint_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/ispunct.c b/mdk-stage1/dietlibc/lib/ispunct.c index 2fd1183b1..8bbfcdb5a 100644 --- a/mdk-stage1/dietlibc/lib/ispunct.c +++ b/mdk-stage1/dietlibc/lib/ispunct.c @@ -1,7 +1,9 @@ #include <ctype.h> -int __ispunct_ascii(int c) { - return isprint(c) && !( isalnum(c) || isspace(c) ); +int __ispunct_ascii ( int ch ); +int __ispunct_ascii ( int ch ) +{ + return isprint (ch) && !isalnum (ch) && !isspace (ch); } -int ispunct(int c) __attribute__((weak,alias("__ispunct_ascii"))); +int ispunct ( int ch ) __attribute__((weak,alias("__ispunct_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isspace.c b/mdk-stage1/dietlibc/lib/isspace.c index 916f784ab..bfa46648b 100644 --- a/mdk-stage1/dietlibc/lib/isspace.c +++ b/mdk-stage1/dietlibc/lib/isspace.c @@ -1,8 +1,9 @@ #include <ctype.h> -int __isspace_ascii(int ch) +int __isspace_ascii ( int ch ); +int __isspace_ascii ( int ch ) { - return ((ch==' ')||(ch=='\f')||(ch=='\t')||(ch=='\v')||(ch=='\r')||(ch=='\n')); + return (unsigned int)(ch - 9) < 5u || ch == ' '; } -int isspace(int c) __attribute__((weak,alias("__isspace_ascii"))); +int isspace ( int ch ) __attribute__((weak,alias("__isspace_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isupper.c b/mdk-stage1/dietlibc/lib/isupper.c index 933dfc169..048d4fd6c 100644 --- a/mdk-stage1/dietlibc/lib/isupper.c +++ b/mdk-stage1/dietlibc/lib/isupper.c @@ -1,7 +1,9 @@ #include <ctype.h> -int __isupper_ascii(int c) { - return (c>='A' && c<='Z'); +int __isupper_ascii ( int ch ); +int __isupper_ascii ( int ch ) +{ + return (unsigned int)(ch - 'A') < 26u; } -int isupper(int c) __attribute__((weak,alias("__isupper_ascii"))); +int isupper ( int ch ) __attribute__((weak,alias("__isupper_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/isxdigit.c b/mdk-stage1/dietlibc/lib/isxdigit.c index 22a711f2d..bca8e74ac 100644 --- a/mdk-stage1/dietlibc/lib/isxdigit.c +++ b/mdk-stage1/dietlibc/lib/isxdigit.c @@ -1,5 +1,8 @@ -int __isxdigit_ascii(int c) { - return ((c>='0'&&c<='9') || (c>='A'&&c<='F') || (c>='a'&&c<='f')); +int __isxdigit_ascii ( int ch ); +int __isxdigit_ascii ( int ch ) +{ + return (unsigned int)( ch - '0') < 10u || + (unsigned int)((ch | 0x20) - 'a') < 6u; } -int isxdigit(int c) __attribute__((weak,alias("__isxdigit_ascii"))); +int isxdigit ( int ch ) __attribute__((weak,alias("__isxdigit_ascii"))); diff --git a/mdk-stage1/dietlibc/lib/listen.c b/mdk-stage1/dietlibc/lib/listen.c index 56a51be06..661b86a63 100644 --- a/mdk-stage1/dietlibc/lib/listen.c +++ b/mdk-stage1/dietlibc/lib/listen.c @@ -1,13 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); -int listen(int a, int b) { -#ifdef __i386__ - return socketcall(SYS_LISTEN, (long*)&a); -#else +int __libc_listen(int a, int b); +int __libc_listen(int a, int b) { unsigned long args[] = { a, b, 0 }; return socketcall(SYS_LISTEN, args); -#endif } +int listen(int s, int backlog) __attribute__((weak,alias("__libc_listen"))); diff --git a/mdk-stage1/dietlibc/lib/lockf.c b/mdk-stage1/dietlibc/lib/lockf.c index 2b1d004ef..1b6fcb80c 100644 --- a/mdk-stage1/dietlibc/lib/lockf.c +++ b/mdk-stage1/dietlibc/lib/lockf.c @@ -2,6 +2,7 @@ #include <fcntl.h> #include <unistd.h> #include <errno.h> +#include "dietfeatures.h" int lockf(int fd, int cmd, off_t len) { struct flock fl; diff --git a/mdk-stage1/dietlibc/lib/longjmp.c b/mdk-stage1/dietlibc/lib/longjmp.c index d0a5719c1..6f1afb4b1 100644 --- a/mdk-stage1/dietlibc/lib/longjmp.c +++ b/mdk-stage1/dietlibc/lib/longjmp.c @@ -1,51 +1,16 @@ -/* Copyright (C) 1991, 92, 94, 95, 97, 98 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* #include <stddef.h> */ #include <setjmp.h> #include <signal.h> -extern int __sigprocmask(int how,void* set,void* oldset); -extern void __longjmp(void* env, int val); +void __longjmp(void*env,int val); -/* -extern void _longjmp_unwind (jmp_buf env, int val); -*/ -/* Set the signal mask to the one specified in ENV, and jump - to the position specified in ENV, causing the setjmp - call there to return VAL, or 1 if VAL is 0. */ -void __siglongjmp (sigjmp_buf env, int val) -{ - /* Perform any cleanups needed by the frames being unwound. */ - /* - _longjmp_unwind (env, val); - */ - - if (env[0].__mask_was_saved) - /* Restore the saved signal mask. */ - (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask, - (sigset_t *) NULL); - - /* Call the machine-dependent function to restore machine state. */ - __longjmp (env[0].__jmpbuf, val ?: 1); +void __libc_longjmp(sigjmp_buf env,int val); +void __libc_longjmp(sigjmp_buf env,int val) { + if (env[0].__mask_was_saved) { + sigprocmask(SIG_SETMASK,(sigset_t*)&env[0].__saved_mask,0); + } + if (val==0) val=1; + __longjmp(env[0].__jmpbuf,val); } - -void siglongjmp (sigjmp_buf env, int val) __attribute__((weak,alias("__siglongjmp"))); -void longjmp (sigjmp_buf env, int val) __attribute__((weak,alias("__siglongjmp"))); -void _longjmp (sigjmp_buf env, int val) __attribute__((weak,alias("__siglongjmp"))); -void __libc_longjmp (sigjmp_buf env, int val) __attribute__((weak,alias("__siglongjmp"))); +void __siglongjmp(sigjmp_buf env,int val) __attribute__((alias("__libc_longjmp"))); +void longjmp(sigjmp_buf env,int val) __attribute__((weak,alias("__libc_longjmp"))); +void siglongjmp(sigjmp_buf env,int val) __attribute__((weak,alias("__libc_longjmp"))); diff --git a/mdk-stage1/dietlibc/lib/lseek64.c b/mdk-stage1/dietlibc/lib/lseek64.c index f39e779f9..62acf4a2b 100644 --- a/mdk-stage1/dietlibc/lib/lseek64.c +++ b/mdk-stage1/dietlibc/lib/lseek64.c @@ -1,22 +1,16 @@ +#include <errno.h> #include "dietfeatures.h" -#ifdef WANT_LARGEFILE_BACKCOMPAT #include <sys/stat.h> #ifndef __NO_STAT64 -#include <errno.h> #include <unistd.h> loff_t lseek64(int fildes, loff_t offset, int whence) { loff_t tmp; - if (llseek(fildes,offset>>32,offset&0xffffffff,&tmp,whence)) { -#ifdef WANT_THREAD_SAFE - if (*__errno_location()!=ENOSYS) return -1; -#else + if (llseek(fildes,(unsigned long)(offset>>32),(unsigned long)offset&0xffffffff,&tmp,whence)) { if (errno!=ENOSYS) return -1; -#endif return (loff_t)lseek(fildes,(off_t)offset,whence); } return tmp; } #endif -#endif diff --git a/mdk-stage1/dietlibc/lib/memccmp.c b/mdk-stage1/dietlibc/lib/memccmp.c deleted file mode 100644 index 3a8c14f60..000000000 --- a/mdk-stage1/dietlibc/lib/memccmp.c +++ /dev/null @@ -1,17 +0,0 @@ -#define _POSIX_SOURCE -#define _XOPEN_SOURCE -#include <sys/types.h> - -int memccmp(const void *dst, const void *src, int c, size_t count) -{ - register const char *a = dst; - register const char *b = src; - while (count--) - { - register int res=(*a - *b); - if (res) return res; - if (*a==c) return 0; - ++a; ++b; - } - return 0; -} diff --git a/mdk-stage1/dietlibc/lib/memccpy.c b/mdk-stage1/dietlibc/lib/memccpy.c index 6d6ac98ab..3208cfabb 100644 --- a/mdk-stage1/dietlibc/lib/memccpy.c +++ b/mdk-stage1/dietlibc/lib/memccpy.c @@ -1,6 +1,7 @@ #define _POSIX_SOURCE #define _XOPEN_SOURCE #include <sys/types.h> +#include <string.h> void *memccpy(void *dst, const void *src, int c, size_t count) { diff --git a/mdk-stage1/dietlibc/lib/memchr.c b/mdk-stage1/dietlibc/lib/memchr.c index 93d81328a..ae76bb150 100644 --- a/mdk-stage1/dietlibc/lib/memchr.c +++ b/mdk-stage1/dietlibc/lib/memchr.c @@ -1,9 +1,13 @@ #include <sys/types.h> +#include <string.h> -char *memchr(const char *s, int c, size_t n) { +void* memchr(const void *s, int c, size_t n) { + register const char* t=s; int i; - for (i=n; i; --i) - if (*s++==c) - return (char*)s; + for (i=n; i; --i) { + if (*t==c) + return (char*)t; + ++t; + } return 0; } diff --git a/mdk-stage1/dietlibc/lib/memcmp.c b/mdk-stage1/dietlibc/lib/memcmp.c index c05a46863..4c8f77142 100644 --- a/mdk-stage1/dietlibc/lib/memcmp.c +++ b/mdk-stage1/dietlibc/lib/memcmp.c @@ -1,5 +1,7 @@ #include <sys/types.h> +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ int memcmp(const void *dst, const void *src, size_t count) { register int r; register const char *d=dst; diff --git a/mdk-stage1/dietlibc/lib/memcpy.c b/mdk-stage1/dietlibc/lib/memcpy.c index 0c688b509..ebfd1e60a 100644 --- a/mdk-stage1/dietlibc/lib/memcpy.c +++ b/mdk-stage1/dietlibc/lib/memcpy.c @@ -1,5 +1,7 @@ #include <sys/types.h> +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ void* memcpy(void* dst, const void* src, size_t count) { register char *d=dst; register const char *s=src; diff --git a/mdk-stage1/dietlibc/lib/memmove.c b/mdk-stage1/dietlibc/lib/memmove.c index 7adb2be91..58414d503 100644 --- a/mdk-stage1/dietlibc/lib/memmove.c +++ b/mdk-stage1/dietlibc/lib/memmove.c @@ -1,6 +1,7 @@ #define _POSIX_SOURCE #define _XOPEN_SOURCE #include <sys/types.h> +#include <string.h> void *memmove(void *dst, const void *src, size_t count) { diff --git a/mdk-stage1/dietlibc/lib/memset.c b/mdk-stage1/dietlibc/lib/memset.c index 5f9ae49ee..a019eca44 100644 --- a/mdk-stage1/dietlibc/lib/memset.c +++ b/mdk-stage1/dietlibc/lib/memset.c @@ -1,6 +1,8 @@ #include <sys/types.h> -void * memset(void * dst, int s, size_t count) { +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ +void* memset(void * dst, int s, size_t count) { register char * a = dst; count++; /* this actually creates smaller code than using count-- */ while (--count) diff --git a/mdk-stage1/dietlibc/lib/mkfifo.c b/mdk-stage1/dietlibc/lib/mkfifo.c index 596efbe27..1bd132e65 100644 --- a/mdk-stage1/dietlibc/lib/mkfifo.c +++ b/mdk-stage1/dietlibc/lib/mkfifo.c @@ -1,6 +1,6 @@ -#include <linux/stat.h> +#include <sys/stat.h> #include <unistd.h> int mkfifo(const char *fn,mode_t mode) { - return mknod(fn,S_IFIFO|mode,0); + return mknod(fn,(mode_t)(mode|S_IFIFO),0); } diff --git a/mdk-stage1/dietlibc/lib/msgctl.c b/mdk-stage1/dietlibc/lib/msgctl.c index 19ea6d8cf..51cffdef0 100644 --- a/mdk-stage1/dietlibc/lib/msgctl.c +++ b/mdk-stage1/dietlibc/lib/msgctl.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,int,int,void*); int msgctl(int msqid, int cmd, struct msqid_ds *buf) { return __ipc(MSGCTL,msqid,cmd,0,buf); diff --git a/mdk-stage1/dietlibc/lib/msgget.c b/mdk-stage1/dietlibc/lib/msgget.c index 9bca09ebe..6023c1786 100644 --- a/mdk-stage1/dietlibc/lib/msgget.c +++ b/mdk-stage1/dietlibc/lib/msgget.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,key_t,int,int,int); int msgget(key_t key,int flag) { return __ipc(MSGGET,key,flag,0,0); diff --git a/mdk-stage1/dietlibc/lib/msgrcv.c b/mdk-stage1/dietlibc/lib/msgrcv.c index b4ae9cc6c..8168187a5 100644 --- a/mdk-stage1/dietlibc/lib/msgrcv.c +++ b/mdk-stage1/dietlibc/lib/msgrcv.c @@ -1,9 +1,13 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,size_t,int,void*); + +struct ipc_kludge { + struct msgbuf *msgp; + long msgtyp; +}; int msgrcv(int msqid, void *msgp, size_t msgsz, long int msgtyp, int msgflg) { struct ipc_kludge tmp; diff --git a/mdk-stage1/dietlibc/lib/msgsnd.c b/mdk-stage1/dietlibc/lib/msgsnd.c index 6203053f0..6e9ef445e 100644 --- a/mdk-stage1/dietlibc/lib/msgsnd.c +++ b/mdk-stage1/dietlibc/lib/msgsnd.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/msg.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,size_t,int,const void*); int msgsnd (int msqid, const void *msgp, size_t msgsz, int msgflg) { return __ipc(MSGSND,msqid, msgsz, msgflg, msgp); diff --git a/mdk-stage1/dietlibc/lib/nop.c b/mdk-stage1/dietlibc/lib/nop.c deleted file mode 100644 index c05bea813..000000000 --- a/mdk-stage1/dietlibc/lib/nop.c +++ /dev/null @@ -1,7 +0,0 @@ - -int __fflush_stdin() __attribute__((weak,alias("__return0"))); -int __fflush_stdout() __attribute__((weak,alias("__return0"))); -int __fflush_stderr() __attribute__((weak,alias("__return0"))); - -/* used for weak aliases */ -int __return0() { return 0; } diff --git a/mdk-stage1/dietlibc/lib/open64.c b/mdk-stage1/dietlibc/lib/open64.c index f1499d017..2599e2259 100644 --- a/mdk-stage1/dietlibc/lib/open64.c +++ b/mdk-stage1/dietlibc/lib/open64.c @@ -1,14 +1,13 @@ -#include <linux/types.h> -#include <linux/fcntl.h> +#include <sys/types.h> +#include <fcntl.h> #ifndef O_LARGEFILE #define O_LARGEFILE 0 #endif -extern int open(const char* file,int oflag,int mode); - +int __libc_open64(const char* file,int oflag,int mode); int __libc_open64(const char* file,int oflag,int mode) { return open(file,oflag|O_LARGEFILE,mode); } -int open64(const char* file,int oflag,int mode) __attribute__((weak,alias("__libc_open64"))); +int open64(const char* file,int oflag,...) __attribute__((weak,alias("__libc_open64"))); diff --git a/mdk-stage1/dietlibc/lib/opendir.c b/mdk-stage1/dietlibc/lib/opendir.c index 5c0c4a305..2530d1ac9 100644 --- a/mdk-stage1/dietlibc/lib/opendir.c +++ b/mdk-stage1/dietlibc/lib/opendir.c @@ -1,18 +1,26 @@ #include "dietdirent.h" +#include <sys/mman.h> #include <unistd.h> #include <dirent.h> #include <stdlib.h> #include <fcntl.h> -DIR *opendir (const char *name) { - DIR *t=(DIR*)malloc(sizeof(DIR)); - if (t) { - if ((t->fd=open(name,O_RDONLY|O_DIRECTORY))>=0) { - t->num=t->cur=0; - } else { - free(t); - t=0; - } +DIR* opendir ( const char* name ) { + int fd = open (name, O_RDONLY | O_DIRECTORY); + DIR* t = NULL; + + if ( fd >= 0 ) { + if (fcntl (fd, F_SETFD, FD_CLOEXEC) < 0) + goto lose; + t = (DIR *) mmap (NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + if (t == MAP_FAILED) +lose: + close (fd); + else + t->fd = fd; } + + return t; } diff --git a/mdk-stage1/dietlibc/lib/perror.c b/mdk-stage1/dietlibc/lib/perror.c index ecab7250b..0a45fb9d6 100644 --- a/mdk-stage1/dietlibc/lib/perror.c +++ b/mdk-stage1/dietlibc/lib/perror.c @@ -1,22 +1,24 @@ #include "dietfeatures.h" #include <unistd.h> #include <string.h> +#include <stdio.h> + +#define _BSD_SOURCE #include <errno.h> -extern char *sys_errlist[]; -extern int sys_nerr; -extern int errno; +extern const char __sys_err_unknown []; + +void perror ( const char* prepend ) +{ + register const char* message = __sys_err_unknown; + + if ( (unsigned int) errno < (unsigned int) __SYS_NERR ) + message = sys_errlist [errno]; -void perror(const char *s) { - register char *message="[unknown error]"; - write(2,s,strlen(s)); - write(2,": ",2); - if (errno>=0 && errno<sys_nerr) -#ifdef WANT_THREAD_SAFE - message=sys_errlist[*__errno_location()]; -#else - message=sys_errlist[errno]; -#endif - write(2,message,strlen(message)); - write(2,"\n",1); + if (prepend) { + write ( 2, prepend, strlen(prepend) ); + write ( 2, ": ", 2 ); + } + write ( 2, message, strlen(message) ); + write ( 2, "\n", 1 ); } diff --git a/mdk-stage1/dietlibc/lib/pread.c b/mdk-stage1/dietlibc/lib/pread.c index b922aa93e..fd6c49149 100644 --- a/mdk-stage1/dietlibc/lib/pread.c +++ b/mdk-stage1/dietlibc/lib/pread.c @@ -3,6 +3,7 @@ extern size_t __pread(int fd, void *buf, size_t count, off_t a,off_t b); +size_t __libc_pread(int fd, void *buf, size_t count, off_t offset); size_t __libc_pread(int fd, void *buf, size_t count, off_t offset) { return __pread(fd,buf,count,offset,0); } diff --git a/mdk-stage1/dietlibc/lib/pread64.c b/mdk-stage1/dietlibc/lib/pread64.c index e6ba4d103..6dc93cefa 100644 --- a/mdk-stage1/dietlibc/lib/pread64.c +++ b/mdk-stage1/dietlibc/lib/pread64.c @@ -5,8 +5,9 @@ #ifndef __NO_STAT64 extern size_t __pread(int fd, void *buf, size_t count, off_t a,off_t b); +size_t __libc_pread64(int fd, void *buf, size_t count, off64_t offset); size_t __libc_pread64(int fd, void *buf, size_t count, off64_t offset) { - return __pread(fd,buf,count,__LONG_LONG_PAIR (offset&0xffffffff,offset>>32)); + return __pread(fd,buf,count,__LONG_LONG_PAIR ((off_t)(offset&0xffffffff),(off_t)(offset>>32))); } int pread64(int fd, void *buf, size_t count, off_t offset) __attribute__((weak,alias("__libc_pread64"))); diff --git a/mdk-stage1/dietlibc/lib/putenv.c b/mdk-stage1/dietlibc/lib/putenv.c index 274b16b0e..448d59840 100644 --- a/mdk-stage1/dietlibc/lib/putenv.c +++ b/mdk-stage1/dietlibc/lib/putenv.c @@ -1,21 +1,24 @@ #include <stdlib.h> #include <string.h> +#include <errno.h> int putenv(const char *string) { - int len; + size_t len; int envc; + int remove=0; char *tmp; const char **ep; char **newenv; - static char **origenv=0; + static char **origenv; if (!origenv) origenv=environ; - if (!(tmp=strchr(string,'='))) + if (!(tmp=strchr(string,'='))) { len=strlen(string); - else + remove=1; + } else len=tmp-string+1; for (envc=0, ep=(const char**)environ; *ep; ++ep) { - if (!memcmp(string,*ep,len)) { /* found */ - if (!tmp) { + if (*string == **ep && !memcmp(string,*ep,len)) { + if (remove) { for (; ep[1]; ++ep) ep[0]=ep[1]; ep[0]=0; return 0; @@ -26,11 +29,11 @@ int putenv(const char *string) { ++envc; } if (tmp) { - newenv=(char**)malloc((envc+2)*sizeof(char*)); + newenv = (char**) realloc(environ==origenv?0:origenv, + (envc+2)*sizeof(char*)); if (!newenv) return -1; newenv[0]=(char*)string; memcpy(newenv+1,environ,(envc+1)*sizeof(char*)); - if (environ!=origenv) free(environ); environ=newenv; } return 0; diff --git a/mdk-stage1/dietlibc/lib/puts.c b/mdk-stage1/dietlibc/lib/puts.c deleted file mode 100644 index 54415151d..000000000 --- a/mdk-stage1/dietlibc/lib/puts.c +++ /dev/null @@ -1,12 +0,0 @@ -#include <unistd.h> -#include <string.h> -#include "dietstdio.h" -#include "dietfeatures.h" - -int puts(const char *s) { -#ifdef WANT_BUFFERED_STDIO - return fwrite(s,1,strlen(s),stdout) && fputc('\n',stdout); -#else - return write(1,s,strlen(s)) && write(1,"\n",1); -#endif -} diff --git a/mdk-stage1/dietlibc/lib/qsort.c b/mdk-stage1/dietlibc/lib/qsort.c index 2a8824bf3..62217e142 100644 --- a/mdk-stage1/dietlibc/lib/qsort.c +++ b/mdk-stage1/dietlibc/lib/qsort.c @@ -1,3 +1,4 @@ +#include <sys/cdefs.h> #include <stdlib.h> #include <assert.h> @@ -19,7 +20,7 @@ static inline void iswap(void *a,void *b,size_t size) { } static inline void swap(void *base,size_t size,size_t a,size_t b) { - iswap(base+a*size,base+b*size,size); + iswap((char*)base+a*size,(char*)base+b*size,size); } #if 0 @@ -30,18 +31,19 @@ void dumparray() { } #endif +void isort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)); void isort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)) { - int i; - while (nmemb>1) { + size_t i; + while (expect(nmemb>1,1)) { char *min=base; char *tmp=min+size; for (i=1; i<nmemb; ++i) { - if (compar(tmp,min)<0) + if (expect(compar(tmp,min)<0,0)) min=tmp; tmp+=size; } iswap(min,base,size); - base+=size; + (char*)base+=size; nmemb-=1; } } @@ -55,7 +57,7 @@ void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, co static int level=0; char* v; /* pivot */ char* mid, *max, *min; - int lmemb; + size_t lmemb; #if 0 int left,right; @@ -71,8 +73,8 @@ void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, co return isort(base,nmemb,size,compar); } { - mid=base+(nmemb/2)*size; - max=base+(nmemb-1)*size; + mid=(char*)base+(nmemb/2)*size; + max=(char*)base+(nmemb-1)*size; if (compar(base,max)<0) /* a[left] < a[right] */ if (compar(base,mid)<0) /* a[left] < a[med] */ @@ -97,8 +99,8 @@ void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, co v=max; min=base; lmemb=0; for (;;) { - while (compar(min,v)<0) { min+=size; ++lmemb; } - while (compar(max-=size,v)>0) ; + while (expect(compar(min,v)<0,1)) { min+=size; ++lmemb; } + while (expect(compar(max-=size,v)>0,1)) ; if (min>=max) break; iswap(min,max,size); } diff --git a/mdk-stage1/dietlibc/lib/raise.c b/mdk-stage1/dietlibc/lib/raise.c index 606546034..0f548fc3b 100644 --- a/mdk-stage1/dietlibc/lib/raise.c +++ b/mdk-stage1/dietlibc/lib/raise.c @@ -1,7 +1,6 @@ -#include <linux/types.h> +#include <sys/types.h> #include <unistd.h> #include <signal.h> -#include "syscalls.h" int raise(int sig) { return kill(getpid(),sig); diff --git a/mdk-stage1/dietlibc/lib/rand.c b/mdk-stage1/dietlibc/lib/rand.c index 10bfaf94d..beb2d2717 100644 --- a/mdk-stage1/dietlibc/lib/rand.c +++ b/mdk-stage1/dietlibc/lib/rand.c @@ -2,8 +2,11 @@ static unsigned int seed=1; -int rand() { - return ((seed = seed * 1103515245 + 12345) % ((unsigned int)RAND_MAX + 1)); +int rand(void) { + return rand_r(&seed); } void srand(unsigned int i) { seed=i; } + +int random(void) __attribute__((alias("rand"))); +void srandom(unsigned int i) __attribute__((alias("srand"))); diff --git a/mdk-stage1/dietlibc/lib/random.c b/mdk-stage1/dietlibc/lib/random.c deleted file mode 100644 index e7785c455..000000000 --- a/mdk-stage1/dietlibc/lib/random.c +++ /dev/null @@ -1,9 +0,0 @@ -#include <stdlib.h> - -static unsigned int seed=1; - -long int random() { - return ((seed = seed * 1103515245 + 12345) % ((unsigned int)RAND_MAX + 1)); -} - -void srandom(unsigned int i) { seed=i; } diff --git a/mdk-stage1/dietlibc/lib/readdir.c b/mdk-stage1/dietlibc/lib/readdir.c index 689f5d08b..ed885a5f0 100644 --- a/mdk-stage1/dietlibc/lib/readdir.c +++ b/mdk-stage1/dietlibc/lib/readdir.c @@ -5,7 +5,7 @@ struct dirent* readdir(DIR *d) { if (!d->num || (d->cur += ((struct dirent*)(d->buf+d->cur))->d_reclen)>=d->num) { - int res=getdents(d->fd,(struct dirent*)d->buf,1023); + int res=getdents(d->fd,(struct dirent*)d->buf,sizeof (d->buf)-1); if (res<=0) return 0; d->num=res; d->cur=0; } diff --git a/mdk-stage1/dietlibc/lib/reboot.c b/mdk-stage1/dietlibc/lib/reboot.c index 7f47a95dd..421068504 100644 --- a/mdk-stage1/dietlibc/lib/reboot.c +++ b/mdk-stage1/dietlibc/lib/reboot.c @@ -1,8 +1,8 @@ #include <sys/reboot.h> -int __reboot(int magic1, int magic2, int cmd, void * arg); +int __reboot(unsigned int magic1, unsigned int magic2, int cmd); -int reboot(int cmd, void *arg) +int reboot(int cmd) { - return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, cmd, arg); + return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, cmd); } diff --git a/mdk-stage1/dietlibc/lib/recv.c b/mdk-stage1/dietlibc/lib/recv.c index bc6b1e5d7..c6bab4fb1 100644 --- a/mdk-stage1/dietlibc/lib/recv.c +++ b/mdk-stage1/dietlibc/lib/recv.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <sys/types.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_recv(int a, const void * b, size_t c, int flags); int __libc_recv(int a, const void * b, size_t c, int flags) { -#ifdef __i386__ - return socketcall(SYS_RECV,(long*)&a); -#else unsigned long args[] = { a, (long) b, c, flags }; return socketcall(SYS_RECV, args); -#endif } int recv(int a, const void * b, size_t c, int flags) diff --git a/mdk-stage1/dietlibc/lib/recvfrom.c b/mdk-stage1/dietlibc/lib/recvfrom.c index 802ad665f..b66ce3813 100644 --- a/mdk-stage1/dietlibc/lib/recvfrom.c +++ b/mdk-stage1/dietlibc/lib/recvfrom.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <sys/types.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_recvfrom(int a, const void * b, size_t c, int flags, void *to, void *tolen); int __libc_recvfrom(int a, const void * b, size_t c, int flags, void *to, void *tolen) { -#ifdef __i386__ - return socketcall(SYS_RECVFROM, (long*)&a); -#else unsigned long args[] = { a, (long) b, c, flags, (long) to, (long) tolen }; return socketcall(SYS_RECVFROM, args); -#endif } int recvfrom(int a, const void * b, size_t c, int flags, void *to, void *tolen) diff --git a/mdk-stage1/dietlibc/lib/recvmsg.c b/mdk-stage1/dietlibc/lib/recvmsg.c index c14c58c78..d843ce9c0 100644 --- a/mdk-stage1/dietlibc/lib/recvmsg.c +++ b/mdk-stage1/dietlibc/lib/recvmsg.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <sys/socket.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_recvmsg(int a, struct msghdr* msg, int flags); int __libc_recvmsg(int a, struct msghdr* msg, int flags) { -#ifdef __i386__ - return socketcall(SYS_RECVMSG, (long*)&a); -#else unsigned long args[] = { a, (long) msg, flags }; return socketcall(SYS_RECVMSG, args); -#endif } int recvmsg(int a, struct msghdr *msg, int flags) diff --git a/mdk-stage1/dietlibc/lib/remove.c b/mdk-stage1/dietlibc/lib/remove.c index d5125bfed..06f686356 100644 --- a/mdk-stage1/dietlibc/lib/remove.c +++ b/mdk-stage1/dietlibc/lib/remove.c @@ -1,5 +1,7 @@ #include <unistd.h> #include <errno.h> +#include "dietfeatures.h" +#include <stdio.h> int remove(const char* filename) { if (unlink(filename)) { diff --git a/mdk-stage1/dietlibc/lib/sbrk.c b/mdk-stage1/dietlibc/lib/sbrk.c index 945ad5a16..799ce7428 100644 --- a/mdk-stage1/dietlibc/lib/sbrk.c +++ b/mdk-stage1/dietlibc/lib/sbrk.c @@ -1,20 +1,21 @@ #include <unistd.h> -extern int __brk(void *end_data_segment); +extern int __libc_brk(void *end_data_segment); extern void* __curbrk; -void* __sbrk(ptrdiff_t increment) { +void* __libc_sbrk(ptrdiff_t increment); +void* __libc_sbrk(ptrdiff_t increment) { void* oldbrk; if (__curbrk==0) - if (__brk(0) < 0) + if (__libc_brk(0) < 0) return (void*)-1; if (increment==0) return __curbrk; oldbrk=__curbrk; - if (__brk(oldbrk+increment)<0) + if (__libc_brk((char*)oldbrk+increment)<0) return (void*)-1; return oldbrk; } -void* sbrk (ptrdiff_t increment) __attribute__((weak,alias("__sbrk"))); +void* sbrk (ptrdiff_t increment) __attribute__((weak,alias("__libc_sbrk"))); diff --git a/mdk-stage1/dietlibc/lib/semctl.c b/mdk-stage1/dietlibc/lib/semctl.c index ddc0aae95..cec0b7535 100644 --- a/mdk-stage1/dietlibc/lib/semctl.c +++ b/mdk-stage1/dietlibc/lib/semctl.c @@ -1,10 +1,17 @@ #include <sys/types.h> #include <sys/ipc.h> -#include <sys/sem.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,int,int,void*); +union semun { + int val; /* value for SETVAL */ + struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */ + unsigned short *array; /* array for GETALL & SETALL */ + struct seminfo *__buf; /* buffer for IPC_INFO */ + void *__pad; +}; + +int semctl(int semid, int semnum, int cmd, union semun arg); int semctl(int semid, int semnum, int cmd, union semun arg) { return __ipc(SEMCTL,semid,semnum,cmd,&arg); } diff --git a/mdk-stage1/dietlibc/lib/semget.c b/mdk-stage1/dietlibc/lib/semget.c index 056aeae04..c3649eea1 100644 --- a/mdk-stage1/dietlibc/lib/semget.c +++ b/mdk-stage1/dietlibc/lib/semget.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/sem.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,key_t,int,int,int); int semget(key_t key, int nsems, int semflg) { return __ipc(SEMGET,key,nsems,semflg,0); diff --git a/mdk-stage1/dietlibc/lib/semop.c b/mdk-stage1/dietlibc/lib/semop.c index abfde73a7..4d2e748cc 100644 --- a/mdk-stage1/dietlibc/lib/semop.c +++ b/mdk-stage1/dietlibc/lib/semop.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/sem.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,unsigned,int,void*); int semop(int semid,struct sembuf *sops,unsigned nsops) { return __ipc(SEMOP,semid,nsops,0,sops); diff --git a/mdk-stage1/dietlibc/lib/send.c b/mdk-stage1/dietlibc/lib/send.c index c1adf1b5d..783ecaf89 100644 --- a/mdk-stage1/dietlibc/lib/send.c +++ b/mdk-stage1/dietlibc/lib/send.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <sys/types.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_send(int a, const void * b, size_t c, int flags); int __libc_send(int a, const void * b, size_t c, int flags) { -#ifdef __i386__ - return socketcall(SYS_SEND, (long*)&a); -#else unsigned long args[] = { a, (long) b, c, flags }; return socketcall(SYS_SEND, args); -#endif } int send(int a, const void * b, size_t c, int flags) diff --git a/mdk-stage1/dietlibc/lib/sendmsg.c b/mdk-stage1/dietlibc/lib/sendmsg.c index 277265985..bb5d1711a 100644 --- a/mdk-stage1/dietlibc/lib/sendmsg.c +++ b/mdk-stage1/dietlibc/lib/sendmsg.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <sys/socket.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_sendmsg(int a, const struct msghdr* msg, int flags); int __libc_sendmsg(int a, const struct msghdr* msg, int flags) { -#ifdef __i386__ - return socketcall(SYS_SENDMSG, (long*)&a); -#else unsigned long args[] = { a, (long) msg, flags }; return socketcall(SYS_SENDMSG, args); -#endif } int sendmsg(int a, const struct msghdr *msg, int flags) diff --git a/mdk-stage1/dietlibc/lib/sendto.c b/mdk-stage1/dietlibc/lib/sendto.c index 078c010ea..d3239932b 100644 --- a/mdk-stage1/dietlibc/lib/sendto.c +++ b/mdk-stage1/dietlibc/lib/sendto.c @@ -1,15 +1,13 @@ -#include <linux/net.h> +#include <sys/socket.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); +int __libc_sendto(int a, const void * b, size_t c, int flags, void *to, int tolen); int __libc_sendto(int a, const void * b, size_t c, int flags, void *to, int tolen) { -#ifdef __i386__ - return socketcall(SYS_SENDTO, (long*)&a); -#else unsigned long args[] = { a, (long) b, c, flags, (long) to, tolen }; return socketcall(SYS_SENDTO, args); -#endif } -int sendto(int a, const void * b, size_t c, int flags, void *to, int tolen) +int sendto(int a, const void * b, size_t c, int flags, const struct sockaddr* to, socklen_t tolen) __attribute__ ((weak, alias("__libc_sendto"))); diff --git a/mdk-stage1/dietlibc/lib/set_errno.c b/mdk-stage1/dietlibc/lib/set_errno.c deleted file mode 100644 index 6553bc496..000000000 --- a/mdk-stage1/dietlibc/lib/set_errno.c +++ /dev/null @@ -1,9 +0,0 @@ -extern int errno; - -void __set_errno(int error) __attribute__ ((weak)); - -void __set_errno(int error) -{ - errno=error; -} - diff --git a/mdk-stage1/dietlibc/lib/setsockopt.c b/mdk-stage1/dietlibc/lib/setsockopt.c index 781e9c31c..e4bab349f 100644 --- a/mdk-stage1/dietlibc/lib/setsockopt.c +++ b/mdk-stage1/dietlibc/lib/setsockopt.c @@ -1,13 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); -int setsockopt(int a, int b, int c, void *d, void *e) { -#ifdef __i386__ - return socketcall(SYS_SETSOCKOPT, (long*)&a); -#else +int __libc_setsockopt(int a, int b, int c, void *d, void *e); +int __libc_setsockopt(int a, int b, int c, void *d, void *e) { unsigned long args[] = { a, b, c, (long)d, (long) e }; return socketcall(SYS_SETSOCKOPT, args); -#endif } +int setsockopt(int s, int level, int optname, const void* optval, socklen_t optlen) __attribute__((weak,alias("__libc_setsockopt"))); diff --git a/mdk-stage1/dietlibc/lib/shmat.c b/mdk-stage1/dietlibc/lib/shmat.c index 63284b1ea..d4b34c120 100644 --- a/mdk-stage1/dietlibc/lib/shmat.c +++ b/mdk-stage1/dietlibc/lib/shmat.c @@ -1,15 +1,14 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/shm.h> -#include <asm/ipc.h> -extern void* __ipc(); +extern void* __ipc(int,int,int,void*,const void*); void* shmat(int shmid,const void* shmaddr,int shmflg) { void* raddr; register void* result; result=__ipc(SHMAT,shmid,shmflg,&raddr,shmaddr); - if ((unsigned long)result <= -(unsigned long)SHMLBA) + if ((unsigned long)result <= -(unsigned long)8196) result=raddr; return result; } diff --git a/mdk-stage1/dietlibc/lib/shmctl.c b/mdk-stage1/dietlibc/lib/shmctl.c index 8f942f2a4..92b9d1fbb 100644 --- a/mdk-stage1/dietlibc/lib/shmctl.c +++ b/mdk-stage1/dietlibc/lib/shmctl.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/shm.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,int,int,void*); int shmctl(int shmid, int cmd, struct shmid_ds *buf) { return __ipc(SHMCTL,shmid,cmd,0,buf); diff --git a/mdk-stage1/dietlibc/lib/shmdt.c b/mdk-stage1/dietlibc/lib/shmdt.c index 36db10f08..54dc6f41b 100644 --- a/mdk-stage1/dietlibc/lib/shmdt.c +++ b/mdk-stage1/dietlibc/lib/shmdt.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/shm.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,int,int,int,const void*); int shmdt(const void* shmaddr) { return __ipc(SHMDT,0,0,0,shmaddr); diff --git a/mdk-stage1/dietlibc/lib/shmget.c b/mdk-stage1/dietlibc/lib/shmget.c index 9b03f5deb..bf1dc2030 100644 --- a/mdk-stage1/dietlibc/lib/shmget.c +++ b/mdk-stage1/dietlibc/lib/shmget.c @@ -1,9 +1,8 @@ #include <sys/types.h> #include <sys/ipc.h> #include <sys/shm.h> -#include <asm/ipc.h> -extern int __ipc(); +extern int __ipc(int,key_t,int,int,int); int shmget(key_t key, int size, int shmflg) { return __ipc(SHMGET,key,size,shmflg,0); diff --git a/mdk-stage1/dietlibc/lib/shutdown.c b/mdk-stage1/dietlibc/lib/shutdown.c index 0a6be6c37..0e7b8755c 100644 --- a/mdk-stage1/dietlibc/lib/shutdown.c +++ b/mdk-stage1/dietlibc/lib/shutdown.c @@ -1,14 +1,12 @@ -#include <linux/net.h> +#include <linuxnet.h> +#include <sys/socket.h> extern int socketcall(int callno,long* args); +int __libc_shutdown(int s, int how); int __libc_shutdown(int s, int how) { -#ifdef __i386__ - return socketcall(SYS_SHUTDOWN, (long*)&s); -#else unsigned long args[] = { s, (long) how, 0 }; return socketcall(SYS_SHUTDOWN, args); -#endif } int shutdown(int s, int how) __attribute__((weak,alias("__libc_shutdown"))); diff --git a/mdk-stage1/dietlibc/lib/sigaddset.c b/mdk-stage1/dietlibc/lib/sigaddset.c index 8ce69ea77..1c2632e67 100644 --- a/mdk-stage1/dietlibc/lib/sigaddset.c +++ b/mdk-stage1/dietlibc/lib/sigaddset.c @@ -1,15 +1,17 @@ -#define __KERNEL__ -#define sigaddset foobar -#include <asm/signal.h> -#undef sigaddset +#include <signal.h> +#include <errno.h> -int __sigaddset(sigset_t *set, int signo) { - unsigned long sig = signo - 1; - if (_NSIG_WORDS == 1) - set->sig[0] |= 1UL << sig; - else - set->sig[sig / _NSIG_BPW] |= 1UL << (sig % _NSIG_BPW); - return 0; -} +#define __sigmask(sig) ( ((unsigned long)1) << (((sig)-1) % (8*sizeof(unsigned long))) ) +#define __sigword(sig) ( ((sig)-1) / (8*sizeof(unsigned long)) ) -int sigaddset (sigset_t *env, int signo) __attribute__((weak,alias("__sigaddset"))); +int sigaddset(sigset_t *set, int signo) { + if ((signo<1)||(signo>SIGRTMAX)) { + (*__errno_location())=EINVAL; + return -1; + } else { + unsigned long __mask = __sigmask (signo); + unsigned long __word = __sigword (signo); + set->sig[__word]|=__mask; + return 0; + } +} diff --git a/mdk-stage1/dietlibc/lib/sigdelset.c b/mdk-stage1/dietlibc/lib/sigdelset.c index 2c3385ea8..0c47ce348 100644 --- a/mdk-stage1/dietlibc/lib/sigdelset.c +++ b/mdk-stage1/dietlibc/lib/sigdelset.c @@ -1,15 +1,17 @@ -#define __KERNEL__ -#define sigdelset foobar -#include <asm/signal.h> -#undef sigdelset +#include <signal.h> +#include <errno.h> -int __sigdelset(sigset_t *set, int signo) { - unsigned long sig = signo - 1; - if (_NSIG_WORDS == 1) - set->sig[0] &= ~(1UL << sig); - else - set->sig[sig / _NSIG_BPW] &= ~(1UL << (sig % _NSIG_BPW)); - return 0; -} +#define __sigmask(sig) ( ((unsigned long)1) << (((sig)-1) % (8*sizeof(unsigned long))) ) +#define __sigword(sig) ( ((sig)-1) / (8*sizeof(unsigned long)) ) -int sigdelset (sigset_t *env, int signo) __attribute__((weak,alias("__sigdelset"))); +int sigdelset(sigset_t *set, int signo) { + if ((signo<1)||(signo>SIGRTMAX)) { + (*__errno_location())=EINVAL; + return -1; + } else { + unsigned long __mask = __sigmask (signo); + unsigned long __word = __sigword (signo); + set->sig[__word]&=~__mask; + return 0; + } +} diff --git a/mdk-stage1/dietlibc/lib/sigemptyset.c b/mdk-stage1/dietlibc/lib/sigemptyset.c index f4532f96e..4efee2550 100644 --- a/mdk-stage1/dietlibc/lib/sigemptyset.c +++ b/mdk-stage1/dietlibc/lib/sigemptyset.c @@ -1,14 +1,12 @@ -#define __USE_EXTERN_INLINES 1 #include <signal.h> -#include <errno.h> -#include <string.h> int sigemptyset(sigset_t *set) { - if (set==NULL) { - __set_errno(EINVAL); - return -1; + set->sig[0]=0; + if (_NSIG_WORDS>1) set->sig[1]=0; + if (_NSIG_WORDS>2) { + set->sig[2]=0; + set->sig[3]=0; } - memset(set,0,sizeof(*set)); return 0; } diff --git a/mdk-stage1/dietlibc/lib/sigfillset.c b/mdk-stage1/dietlibc/lib/sigfillset.c index ddac6e391..b4e369fe4 100644 --- a/mdk-stage1/dietlibc/lib/sigfillset.c +++ b/mdk-stage1/dietlibc/lib/sigfillset.c @@ -1,11 +1,11 @@ -#define __KERNEL__ -#include <asm/signal.h> +#include <signal.h> -int __sigfillset (sigset_t *set) { - int i; - for (i=0; i<_NSIG_WORDS; i++) - set->sig[i]=~0; +int sigfillset(sigset_t *set) { + set->sig[0]=(unsigned long)-1; + if (_NSIG_WORDS>1) set->sig[1]=(unsigned long)-1; + if (_NSIG_WORDS>2) { + set->sig[2]=(unsigned long)-1; + set->sig[3]=(unsigned long)-1; + } return 0; } - -int sigfillset(sigset_t *env) __attribute__((weak,alias("__sigfillset"))); diff --git a/mdk-stage1/dietlibc/lib/sigismember.c b/mdk-stage1/dietlibc/lib/sigismember.c index 67a258884..8ffe9762a 100644 --- a/mdk-stage1/dietlibc/lib/sigismember.c +++ b/mdk-stage1/dietlibc/lib/sigismember.c @@ -1,21 +1,16 @@ -#define __USE_EXTERN_INLINES 1 #include <signal.h> +#include <errno.h> -# define __sigmask(sig) \ - (((unsigned long int) 1) << (((sig) - 1) % (8 * sizeof (unsigned long int)))) +#define __sigmask(sig) ( ((unsigned long)1) << (((sig)-1) % (8*sizeof(unsigned long))) ) +#define __sigword(sig) ( ((sig)-1) / (8*sizeof(unsigned long)) ) -# define __sigword(sig) (((sig) - 1) / (8 * sizeof (unsigned long int))) - -# define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int))) -typedef struct - { - unsigned long int __val[_SIGSET_NWORDS]; - } __sigset_t; - -int __sigismember(const __sigset_t *set, int signo) { - unsigned long int __mask = __sigmask (signo); - unsigned long int __word = __sigword (signo); - return (set->__val[__word] & __mask); +int sigismember(const sigset_t *set, int signo) { + if ((signo<1)||(signo>SIGRTMAX)) { + (*__errno_location())=EINVAL; + return -1; + } else { + unsigned long __mask = __sigmask (signo); + unsigned long __word = __sigword (signo); + return (set->sig[__word] & __mask)?1:0; + } } - -int sigismember(const sigset_t *env, int signo) __attribute__((weak,alias("__sigismember"))); diff --git a/mdk-stage1/dietlibc/lib/sigjmp.c b/mdk-stage1/dietlibc/lib/sigjmp.c index be97c62cc..73c8baa8e 100644 --- a/mdk-stage1/dietlibc/lib/sigjmp.c +++ b/mdk-stage1/dietlibc/lib/sigjmp.c @@ -1,35 +1,10 @@ -/* Copyright (C) 1992, 1994, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - #include <setjmp.h> #include <signal.h> -#include <string.h> - -/* This function is called by the `sigsetjmp' macro - before doing a `__setjmp' on ENV[0].__jmpbuf. - Always return zero. */ - -int -__sigjmp_save (sigjmp_buf env, int savemask) -{ - env[0].__mask_was_saved = (savemask && - sigprocmask (SIG_BLOCK, (sigset_t *) NULL, - (sigset_t*)&env[0].__saved_mask) == 0); +int __sigjmp_save(sigjmp_buf env,int savemask); +int __sigjmp_save(sigjmp_buf env,int savemask) { + if (savemask) { + env[0].__mask_was_saved=(sigprocmask(SIG_BLOCK,(sigset_t*)0,(sigset_t*)&env[0].__saved_mask)==0); + } return 0; } diff --git a/mdk-stage1/dietlibc/lib/sleep.c b/mdk-stage1/dietlibc/lib/sleep.c index ec5b99533..45c51f1b6 100644 --- a/mdk-stage1/dietlibc/lib/sleep.c +++ b/mdk-stage1/dietlibc/lib/sleep.c @@ -1,4 +1,4 @@ -#include <linux/time.h> +#include <unistd.h> #include <time.h> unsigned int sleep(unsigned int secs) { diff --git a/mdk-stage1/dietlibc/lib/snprintf.c b/mdk-stage1/dietlibc/lib/snprintf.c index 096c06115..141b4ec13 100644 --- a/mdk-stage1/dietlibc/lib/snprintf.c +++ b/mdk-stage1/dietlibc/lib/snprintf.c @@ -1,7 +1,6 @@ #include <stdarg.h> #include <sys/types.h> - -int vsnprintf (char *str,size_t size,const char *format, va_list arg_ptr); +#include <stdio.h> int snprintf(char *str,size_t size,const char *format,...) { diff --git a/mdk-stage1/dietlibc/lib/socket.c b/mdk-stage1/dietlibc/lib/socket.c index 1684a6a2b..c18df5123 100644 --- a/mdk-stage1/dietlibc/lib/socket.c +++ b/mdk-stage1/dietlibc/lib/socket.c @@ -1,12 +1,11 @@ -#include <linux/net.h> +#include <linuxnet.h> extern int socketcall(int callno,long* args); -int socket(int a, int b, int c) { -#ifdef __i386__ - return socketcall(SYS_SOCKET, (long*)&a); -#else +int __libc_socket(int a, int b, int c); +int __libc_socket(int a, int b, int c) { unsigned long args[] = { a, b, c }; return socketcall(SYS_SOCKET, args); -#endif } + +int socket(int a,int b,int c) __attribute__((weak,alias("__libc_socket"))); diff --git a/mdk-stage1/dietlibc/lib/speed.c b/mdk-stage1/dietlibc/lib/speed.c deleted file mode 100644 index a7fcca7c9..000000000 --- a/mdk-stage1/dietlibc/lib/speed.c +++ /dev/null @@ -1,67 +0,0 @@ -#include <unistd.h> -#include <termios.h> -#include <sys/types.h> - -#include <asm/errno.h> - -extern int errno; - -/* Hack around a kernel bug; value must correspond to the one used in tcsetattr.c */ -#define IBAUD0 020000000000 - - -/* Return the output baud rate stored in *TERMIOS_P. */ -speed_t cfgetospeed (struct termios *termios_p) -{ - return termios_p->c_cflag & (CBAUD | CBAUDEX); -} - - -/* Return the input baud rate stored in *TERMIOS_P. - Although for Linux there is no difference between input and output - speed, the numerical 0 is a special case for the input baud rate. It - should set the input baud rate to the output baud rate. */ -speed_t cfgetispeed (struct termios *termios_p) -{ - return ((termios_p->c_iflag & IBAUD0) - ? 0 : termios_p->c_cflag & (CBAUD | CBAUDEX)); -} - - -/* Set the output baud rate stored in *TERMIOS_P to SPEED. */ -int cfsetospeed (struct termios *termios_p, speed_t speed) -{ - if ((speed & ~CBAUD) != 0 && (speed < B57600 || speed > B460800)) { - errno = EINVAL; - return -1; - } - - termios_p->c_cflag &= ~(CBAUD | CBAUDEX); - termios_p->c_cflag |= speed; - - return 0; -} - - -/* Set the input baud rate stored in *TERMIOS_P to SPEED. - Although for Linux there is no difference between input and output - speed, the numerical 0 is a special case for the input baud rate. It - should set the input baud rate to the output baud rate. */ -int cfsetispeed (struct termios *termios_p, speed_t speed) -{ - if ((speed & ~CBAUD) != 0 && (speed < B57600 || speed > B460800)) { - errno = EINVAL; - return -1; - } - - if (speed == 0) - termios_p->c_iflag |= IBAUD0; - else - { - termios_p->c_iflag &= ~IBAUD0; - termios_p->c_cflag &= ~(CBAUD | CBAUDEX); - termios_p->c_cflag |= speed; - } - - return 0; -} diff --git a/mdk-stage1/dietlibc/lib/sprintf.c b/mdk-stage1/dietlibc/lib/sprintf.c index b355d01f9..37fd831d9 100644 --- a/mdk-stage1/dietlibc/lib/sprintf.c +++ b/mdk-stage1/dietlibc/lib/sprintf.c @@ -1,18 +1,14 @@ #include <stdarg.h> -#include <linux/types.h> +#include <sys/types.h> #include <stdlib.h> -#include "dietwarning.h" - -int vsnprintf (char *str,size_t size,const char *format, va_list arg_ptr); +#include <stdio.h> int sprintf(char *dest,const char *format,...) { int n; va_list arg_ptr; va_start(arg_ptr, format); - n=vsnprintf(dest,1000000,format,arg_ptr); + n=vsprintf(dest,format,arg_ptr); va_end (arg_ptr); return n; } - -link_warning("sprintf","warning: Avoid sprintf; use snprintf. It is more secure and faster.") diff --git a/mdk-stage1/dietlibc/lib/sscanf.c b/mdk-stage1/dietlibc/lib/sscanf.c index 341e74bba..e608878ef 100644 --- a/mdk-stage1/dietlibc/lib/sscanf.c +++ b/mdk-stage1/dietlibc/lib/sscanf.c @@ -1,6 +1,5 @@ #include <stdarg.h> - -int vsscanf(const char *str, const char *format, va_list arg_ptr); +#include <stdio.h> int sscanf(const char *str, const char *format, ...) { diff --git a/mdk-stage1/dietlibc/lib/strcasecmp.c b/mdk-stage1/dietlibc/lib/strcasecmp.c index d978488a4..cf1592567 100644 --- a/mdk-stage1/dietlibc/lib/strcasecmp.c +++ b/mdk-stage1/dietlibc/lib/strcasecmp.c @@ -1,17 +1,18 @@ -#include <ctype.h> -#include "dietfeatures.h" +#include <strings.h> -int strcasecmp(register const char *s,register const char *t) { - register char x; +int strcasecmp ( const char* s1, const char* s2 ) +{ + register unsigned int x2; + register unsigned int x1; - for (;;) { - x = tolower(*s); if (x != tolower(*t)) break; if (!x) break; ++s; ++t; -#ifndef WANT_SMALL_STRING_ROUTINES - x = tolower(*s); if (x != tolower(*t)) break; if (!x) break; ++s; ++t; - x = tolower(*s); if (x != tolower(*t)) break; if (!x) break; ++s; ++t; - x = tolower(*s); if (x != tolower(*t)) break; if (!x) break; ++s; ++t; -#endif - } - return ((int)(unsigned int)(unsigned char) x) - - ((int)(unsigned int)(unsigned char) *t); + while (1) { + x2 = *s2++ - 'A'; if (x2 < 26u) x2 += 32; + x1 = *s1++ - 'A'; if (x1 < 26u) x1 += 32; + if ( x2 != x1 ) + break; + if ( x1 == (unsigned int)-'A' ) + break; + } + + return x1 - x2; } diff --git a/mdk-stage1/dietlibc/lib/strchr.c b/mdk-stage1/dietlibc/lib/strchr.c index 0c2050da6..3a4c9b5b4 100644 --- a/mdk-stage1/dietlibc/lib/strchr.c +++ b/mdk-stage1/dietlibc/lib/strchr.c @@ -1,4 +1,5 @@ #include "dietfeatures.h" +#include <string.h> char *strchr(register const char *t, int c) { register char ch; diff --git a/mdk-stage1/dietlibc/lib/strcmp.c b/mdk-stage1/dietlibc/lib/strcmp.c index 0db324e66..3892379e5 100644 --- a/mdk-stage1/dietlibc/lib/strcmp.c +++ b/mdk-stage1/dietlibc/lib/strcmp.c @@ -14,3 +14,5 @@ int strcmp(register const char *s,register const char *t) { return ((int)(unsigned int)(unsigned char) x) - ((int)(unsigned int)(unsigned char) *t); } + +int strcoll(const char *s,const char* t) __attribute__((weak,alias("strcmp"))); diff --git a/mdk-stage1/dietlibc/lib/strcpy.c b/mdk-stage1/dietlibc/lib/strcpy.c index 49693c30d..444054e71 100644 --- a/mdk-stage1/dietlibc/lib/strcpy.c +++ b/mdk-stage1/dietlibc/lib/strcpy.c @@ -3,13 +3,16 @@ char* strcpy(register char* s,register const char* t) { char *dest=s; +#ifndef WANT_SMALL_STRING_ROUTINES for (;;) { if (!(*s = *t)) return dest; ++s; ++t; -#ifndef WANT_SMALL_STRING_ROUTINES if (!(*s = *t)) return dest; ++s; ++t; if (!(*s = *t)) return dest; ++s; ++t; if (!(*s = *t)) return dest; ++s; ++t; -#endif } +#else + while ((*dest++=*t++)); + return s; +#endif } diff --git a/mdk-stage1/dietlibc/lib/strerror.c b/mdk-stage1/dietlibc/lib/strerror.c index f15b86aae..7cb79d988 100644 --- a/mdk-stage1/dietlibc/lib/strerror.c +++ b/mdk-stage1/dietlibc/lib/strerror.c @@ -1,10 +1,20 @@ +#include "dietfeatures.h" +#include <unistd.h> #include <string.h> -extern char *sys_errlist[]; -extern int sys_nerr; +#define _BSD_SOURCE +#include <errno.h> -char *strerror(int errnum) { - if (errnum>=0 && errnum<sys_nerr) - return sys_errlist[errnum]; - return "[unknown error]"; +extern const char __sys_err_unknown[]; + +char*strerror(int errnum) { + register const char*message=__sys_err_unknown; + + if ( (unsigned int)errnum < (unsigned int)__SYS_NERR ) + message=sys_errlist[errnum]; +#if defined(__mips__) + if ( errnum == 1133 ) + message="Quota exceeded"; +#endif + return (char*)message; } diff --git a/mdk-stage1/dietlibc/lib/strlen.c b/mdk-stage1/dietlibc/lib/strlen.c index 56c085dac..96da5a540 100644 --- a/mdk-stage1/dietlibc/lib/strlen.c +++ b/mdk-stage1/dietlibc/lib/strlen.c @@ -4,7 +4,7 @@ #ifdef WANT_SMALL_STRING_ROUTINES size_t strlen(const char *s) { - register int i; + register size_t i; if (!s) return 0; for (i=0; *s; ++s) ++i; return i; diff --git a/mdk-stage1/dietlibc/lib/strncasecmp.c b/mdk-stage1/dietlibc/lib/strncasecmp.c index 8a5445e53..543fe56ba 100644 --- a/mdk-stage1/dietlibc/lib/strncasecmp.c +++ b/mdk-stage1/dietlibc/lib/strncasecmp.c @@ -1,18 +1,22 @@ -#include <ctype.h> #include <sys/types.h> -#include <string.h> +#include <strings.h> -int strncasecmp(const char *s, const char *t, size_t n) { - register char x; - register const char* u=s+n; - for (;;) { - x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t; -#ifndef WANT_SMALL_STRING_ROUTINES - x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t; - x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t; - x = tolower(*s); if (x!=tolower(*t)) break; if (!x) break; if (++s>=u) return 0; ++t; -#endif - } - return ((int)(unsigned int)(unsigned char) x) - - ((int)(unsigned int)(unsigned char) *t); +int strncasecmp ( const char* s1, const char* s2, size_t len ) +{ + register unsigned int x2; + register unsigned int x1; + register const char* end = s1 + len; + + while (1) { + if ( s1 >= end ) + return 0; + x2 = *s2++ - 'A'; if (x2 < 26u) x2 += 32; + x1 = *s1++ - 'A'; if (x1 < 26u) x1 += 32; + if ( x2 != x1 ) + break; + if ( x1 == (unsigned int)-'A' ) + break; + } + + return x1 - x2; } diff --git a/mdk-stage1/dietlibc/lib/strncat.c b/mdk-stage1/dietlibc/lib/strncat.c index a08e97916..9802d5678 100644 --- a/mdk-stage1/dietlibc/lib/strncat.c +++ b/mdk-stage1/dietlibc/lib/strncat.c @@ -9,14 +9,16 @@ * the last written bytes is always '\0'. */ #endif +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ char *strncat(char *s, const char *t, size_t n) { char *dest=s; register char *max; s+=strlen(s); #ifdef WANT_NON_COMPLIANT_STRNCAT - max=s+n-1; + if ((max=s+n-1)<=s) goto fini; #else - max=s+n; + if ((max=s+n)==s) goto fini; #endif for (;;) { if (!(*s = *t)) break; if (++s==max) break; ++t; @@ -27,5 +29,6 @@ char *strncat(char *s, const char *t, size_t n) { #endif } *s=0; +fini: return dest; } diff --git a/mdk-stage1/dietlibc/lib/strncmp.c b/mdk-stage1/dietlibc/lib/strncmp.c index 7c08c0fa7..b3b56cfbb 100644 --- a/mdk-stage1/dietlibc/lib/strncmp.c +++ b/mdk-stage1/dietlibc/lib/strncmp.c @@ -1,6 +1,17 @@ #include <sys/types.h> #include <string.h> +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ int strncmp(const char *s1, const char *s2, size_t n) { - return memccmp(s1,s2,0,n); + register const char* a=s1; + register const char* b=s2; + register const char* fini=a+n; + while (a<fini) { + register int res=*a-*b; + if (res) return res; + if (!*a) return 0; + ++a; ++b; + } + return 0; } diff --git a/mdk-stage1/dietlibc/lib/strncpy.c b/mdk-stage1/dietlibc/lib/strncpy.c index 531387b7f..31b682a1e 100644 --- a/mdk-stage1/dietlibc/lib/strncpy.c +++ b/mdk-stage1/dietlibc/lib/strncpy.c @@ -2,9 +2,14 @@ #define _XOPEN_SOURCE #include <sys/types.h> #include <string.h> +#include "dietfeatures.h" -char *strncpy(char *dest, const char *src, size_t n) -{ +/* gcc is broken and has a non-SUSv2 compliant internal prototype. + * This causes it to warn about a type mismatch here. Ignore it. */ +char *strncpy(char *dest, const char *src, size_t n) { +#ifdef WANT_FULL_POSIX_COMPAT + memset(dest,0,n); +#endif memccpy(dest,src,0,n); return dest; } diff --git a/mdk-stage1/dietlibc/lib/strsep.c b/mdk-stage1/dietlibc/lib/strsep.c index a1bf1872a..db76f89b5 100644 --- a/mdk-stage1/dietlibc/lib/strsep.c +++ b/mdk-stage1/dietlibc/lib/strsep.c @@ -4,6 +4,7 @@ char *strsep(char **stringp, const char *delim) { register char *tmp=*stringp; register char *tmp2=tmp; register const char *tmp3; + if (!*stringp) return 0; for (tmp2=tmp; *tmp2; ++tmp2) { for (tmp3=delim; *tmp3; ++tmp3) if (*tmp2==*tmp3) { /* delimiter found */ @@ -12,5 +13,6 @@ char *strsep(char **stringp, const char *delim) { return tmp; } } - return 0; + *stringp=0; + return tmp; } diff --git a/mdk-stage1/dietlibc/lib/strstr.c b/mdk-stage1/dietlibc/lib/strstr.c index 641d9d7ac..0632cc28a 100644 --- a/mdk-stage1/dietlibc/lib/strstr.c +++ b/mdk-stage1/dietlibc/lib/strstr.c @@ -2,12 +2,14 @@ #include <string.h> char *strstr(const char *haystack, const char *needle) { - int nl=strlen(needle); - int hl=strlen(haystack); + size_t nl=strlen(needle); + size_t hl=strlen(haystack); int i; + if (!nl) goto found; if (nl>hl) return 0; for (i=hl-nl+1; i; --i) { - if (!memcmp(haystack,needle,nl)) + if (*haystack==*needle && !memcmp(haystack,needle,nl)) +found: return (char*)haystack; ++haystack; } diff --git a/mdk-stage1/dietlibc/lib/strtod.c b/mdk-stage1/dietlibc/lib/strtod.c index cbe983d84..5d50cc535 100644 --- a/mdk-stage1/dietlibc/lib/strtod.c +++ b/mdk-stage1/dietlibc/lib/strtod.c @@ -1,52 +1,66 @@ #include <string.h> +#include <stdlib.h> +#include <ctype.h> -extern char isspace(char c); - -#ifdef __GNUC__ -static inline char isdigit(char c) { return (c>='0' && c<='9'); } -#endif - -double strtod(const char *nptr, char **endptr) { - double d=0; - register const char *c=nptr; - char neg=0; - while (*c && isspace(*c)) ++c; - switch (*c) { - case '-': neg=1; - case '+': c++; break; - default: break; - } - while (isdigit(*c)) { - d=d*10+(*c-'0'); - ++c; - } - if (*c=='.') { - double factor=.1; - while (isdigit(*++c)) { - d=d+(factor*(*c-'0')); - factor/=10; +double strtod(const char* s, char** endptr) { + register const char* p = s; + register long double value = 0.L; + int sign = +1; + long double factor; + unsigned int expo; + + while ( isspace(*p) ) + p++; + + switch (*p) { + case '-': sign = -1; + case '+': p++; + default : break; } - } - if ((*c|32)=='e') { - int exp=0; - double factor=10; - if (c[1]<'0') { - switch (c[1]) { - case '-': factor=0.1; - case '+': c++; break; - default: - d=0; - c=nptr; - goto done; - } + + while ( (unsigned int)(*p - '0') < 10u ) + value = value*10 + (*p++ - '0'); + + if ( *p == '.' ) { + factor = 1.; + + p++; + while ( (unsigned int)(*p - '0') < 10u ) { + factor *= 0.1; + value += (*p++ - '0') * factor; + } } - while (isdigit(*++c)) - exp=exp*10+(*c-'0'); - while (exp) { /* XXX: this introduces rounding errors */ - d*=factor; --exp; + + if ( (*p | 32) == 'e' ) { + expo = 0; + factor = 10.L; + + switch (*++p) { // ja hier weiß ich nicht, was mindestens nach einem 'E' folgenden MUSS. + case '-': factor = 0.1; + case '+': p++; + break; + case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': + break; + default : value = 0.L; + p = s; + goto done; + } + + while ( (unsigned int)(*p - '0') < 10u ) + expo = 10 * expo + (*p++ - '0'); + + while ( 1 ) { + if ( expo & 1 ) + value *= factor; + if ( (expo >>= 1) == 0 ) + break; + factor *= factor; + } } - } + done: - if (endptr) *endptr=(char*)c; - return d; + if ( endptr != NULL ) + *endptr = (char*)p; + + return value * sign; } diff --git a/mdk-stage1/dietlibc/lib/strtok.c b/mdk-stage1/dietlibc/lib/strtok.c index 86337da7b..e041703e3 100644 --- a/mdk-stage1/dietlibc/lib/strtok.c +++ b/mdk-stage1/dietlibc/lib/strtok.c @@ -1,4 +1,4 @@ -char *strtok_r(char *s, const char *delim, char **ptrptr); +#include <string.h> static char *strtok_pos; diff --git a/mdk-stage1/dietlibc/lib/strtol.c b/mdk-stage1/dietlibc/lib/strtol.c index ead89f408..2624aca0e 100644 --- a/mdk-stage1/dietlibc/lib/strtol.c +++ b/mdk-stage1/dietlibc/lib/strtol.c @@ -1,7 +1,10 @@ #include <ctype.h> +#include "dietfeatures.h" +#include <errno.h> +#include <limits.h> +#include <stdlib.h> -extern unsigned long int strtoul(const char *nptr, char **endptr, int base); - +#define ABS_LONG_MIN 2147483648UL long int strtol(const char *nptr, char **endptr, int base) { int neg=0; @@ -9,7 +12,15 @@ long int strtol(const char *nptr, char **endptr, int base) while(isspace(*nptr)) nptr++; - if (*nptr == '-' && isdigit(nptr[1])) { neg=-1; nptr++; } + if (*nptr == '-') { neg=-1; ++nptr; } v=strtoul(nptr,endptr,base); + if (v>=ABS_LONG_MIN) { + if (v==ABS_LONG_MIN && neg) { + errno=0; + return v; + } + errno=ERANGE; + return (neg?LONG_MIN:LONG_MAX); + } return (neg?-v:v); } diff --git a/mdk-stage1/dietlibc/lib/strtoll.c b/mdk-stage1/dietlibc/lib/strtoll.c index 7b8e28a1d..9e05e740e 100644 --- a/mdk-stage1/dietlibc/lib/strtoll.c +++ b/mdk-stage1/dietlibc/lib/strtoll.c @@ -1,8 +1,7 @@ #include <ctype.h> +#include <stdlib.h> -extern unsigned long int strtoull(const char *nptr, char **endptr, int base); - -long int strtoll(const char *nptr, char **endptr, int base) +long long int strtoll(const char *nptr, char **endptr, int base) { int neg=0; unsigned long long int v; diff --git a/mdk-stage1/dietlibc/lib/strtoul.c b/mdk-stage1/dietlibc/lib/strtoul.c index 3f93962a9..e9c09fb59 100644 --- a/mdk-stage1/dietlibc/lib/strtoul.c +++ b/mdk-stage1/dietlibc/lib/strtoul.c @@ -1,32 +1,44 @@ #include <ctype.h> - -/* static char *num="0123456789abcdefghijklmnopqrstuvwxyz"; */ +#include "dietfeatures.h" +#include <errno.h> +#include <limits.h> +#include <stdlib.h> unsigned long int strtoul(const char *nptr, char **endptr, int base) { - long int v=0; + int neg = 0; + unsigned long int v=0; while(isspace(*nptr)) ++nptr; - + if (*nptr == '-') { neg=1; nptr++; } if (*nptr == '+') ++nptr; + if (base==16 && nptr[0]=='0') goto skip0x; if (!base) { if (*nptr=='0') { base=8; - if ((*(nptr+1)=='x')||(*(nptr+1)=='X')) { +skip0x: + if (nptr[1]=='x'||nptr[1]=='X') { nptr+=2; base=16; } - } - else + } else base=10; } while(*nptr) { register unsigned char c=*nptr; - c=(c>='a'?c-'a'+10:c>='A'?c-'A'+10:c-'0'); + c=(c>='a'?c-'a'+10:c>='A'?c-'A'+10:c<='9'?c-'0':0xff); if (c>=base) break; - v=v*base+c; + { + register unsigned long int w=v*base; + if (w<v) { + errno=ERANGE; + return ULONG_MAX; + } + v=w+c; + } ++nptr; } if (endptr) *endptr=(char *)nptr; - return v; + errno=0; /* in case v==ULONG_MAX, ugh! */ + return (neg?-v:v); } diff --git a/mdk-stage1/dietlibc/lib/strtoull.c b/mdk-stage1/dietlibc/lib/strtoull.c index 40818958d..d6073e32a 100644 --- a/mdk-stage1/dietlibc/lib/strtoull.c +++ b/mdk-stage1/dietlibc/lib/strtoull.c @@ -1,4 +1,5 @@ #include <ctype.h> +#include <stdlib.h> unsigned long long int strtoull(const char *nptr, char **endptr, int base) { diff --git a/mdk-stage1/dietlibc/lib/sys_siglist.c b/mdk-stage1/dietlibc/lib/sys_siglist.c index 80d7b3fb0..a753848d9 100644 --- a/mdk-stage1/dietlibc/lib/sys_siglist.c +++ b/mdk-stage1/dietlibc/lib/sys_siglist.c @@ -1,37 +1,174 @@ -const char *const sys_siglist[] = - { - "Signal 0", - "Hangup", - "Interrupt", - "Quit", - "Illegal instruction", - "Trace/breakpoint trap", - "IOT trap", - "EMT trap", - "Floating point exception", - "Killed", - "Bus error", - "Segmentation fault", - "Bad system call", - "Broken pipe", - "Alarm clock", - "Terminated", - "Urgent I/O condition", - "Stopped (signal)", - "Stopped", - "Continued", - "Child exited", - "Stopped (tty input)", - "Stopped (tty output)", - "I/O possible", - "CPU time limit exceeded", - "File size limit exceeded", - "Virtual timer expired", - "Profiling timer expired", - "Window changed", - "Resource lost", - "User defined signal 1", - "User defined signal 2", - 0 - }; +const char *const sys_siglist[] = { + "Signal 0", + "Hangup", + "Interrupt", + "Quit", + "Illegal instruction", + "Trace/breakpoint trap", + "ABRT/IOT trap", +#if defined(__alpha__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) + "EMT trap", +#else + "Bus error", +#endif + "Floating point exception", + "Killed", +#if defined(__alpha__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) + "Bus error", +#else + "User defined signal 1", +#endif + "Segmentation fault", +#if defined(__alpha__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) + "Bad system call", +#else + "User defined signal 2", +#endif + "Broken pipe", + "Alarm clock", + "Terminated", +#if defined(__hppa__) + "User defined signal 1", + "User defined signal 2", + "Child exited", + "Power lost", + "Virtual timer expired", + "Profiling timer expired", + "I/O possible", + "Window changed", + "Stopped (signal)", + "Stopped", + "Continued", + "Stopped (tty input)", + "Stopped (tty output)", + "Urgent I/O condition", + "Power lost", + "Unknown", + "Unknown", + "CPU time limit exceeded", + "File size limit exceeded", + "Unknown", + "Stack fault", +#elif defined(__mips__) + "User defined signal 1", + "User defined signal 2", + "Child exited", + "Power lost", + "Window changed", + "Urgent I/O condition", + "I/O possible", + "Stopped (signal)", + "Stopped", + "Continued", + "Stopped (tty input)", + "Stopped (tty output)", + "Virtual timer expired", + "Profiling timer expired", + "CPU time limit exceeded", + "File size limit exceeded", +#elif defined(__alpha__) || defined(__sparc__) + "Urgent I/O condition", + "Stopped (signal)", + "Stopped", + "Continued", + "Child exited", + "Stopped (tty input)", + "Stopped (tty output)", + "I/O possible", + "CPU time limit exceeded", + "File size limit exceeded", + "Virtual timer expired", + "Profiling timer expired", + "Window changed", + "Power/Resource lost", + "User defined signal 1", + "User defined signal 2", +#else + "Stack fault", + "Child exited", + "Continued", + "Stopped (signal)", + "Stopped", + "Stopped (tty input)", + "Stopped (tty output)", + "Urgent I/O condition", + "CPU time limit exceeded", + "File size limit exceeded", + "Virtual timer expired", + "Profiling timer expired", + "Window changed", + "I/O possible", + "Power lost", + "Bad system call", +#endif +#ifndef __hppa__ + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", +#endif + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", +#ifdef __mips__ + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", + "Real time signal", +#endif + 0 +}; diff --git a/mdk-stage1/dietlibc/lib/tcdrain.c b/mdk-stage1/dietlibc/lib/tcdrain.c index 7a760f643..bb2018fb4 100644 --- a/mdk-stage1/dietlibc/lib/tcdrain.c +++ b/mdk-stage1/dietlibc/lib/tcdrain.c @@ -1,5 +1,6 @@ #include <sys/ioctl.h> +int __libc_tcdrain(int fd); int __libc_tcdrain(int fd) { return ioctl(fd, TCSBRK, 1); diff --git a/mdk-stage1/dietlibc/lib/tcflush.c b/mdk-stage1/dietlibc/lib/tcflush.c index a19fe11d1..2e5447728 100644 --- a/mdk-stage1/dietlibc/lib/tcflush.c +++ b/mdk-stage1/dietlibc/lib/tcflush.c @@ -1,23 +1,9 @@ -#include <unistd.h> -#include <termios.h> #include <sys/ioctl.h> -#include <asm/errno.h> - -extern int errno; - -/* Flush pending data on FD. */ -int tcflush(int fd, int queue_selector) +int __libc_tcflush(int fd, int queue_selector); +int __libc_tcflush(int fd, int queue_selector) { - switch (queue_selector) { - case TCIFLUSH: - return ioctl(fd, TCFLSH, 0); - case TCOFLUSH: - return ioctl(fd, TCFLSH, 1); - case TCIOFLUSH: - return ioctl(fd, TCFLSH, 2); - default: - errno = EINVAL; - return -1; - } + return ioctl(fd, TCFLSH, queue_selector); } + +int tcflush(int fd) __attribute__((weak,alias("__libc_tcflush"))); diff --git a/mdk-stage1/dietlibc/lib/tcgetpgrp.c b/mdk-stage1/dietlibc/lib/tcgetpgrp.c index f2a290651..8d5d4614a 100644 --- a/mdk-stage1/dietlibc/lib/tcgetpgrp.c +++ b/mdk-stage1/dietlibc/lib/tcgetpgrp.c @@ -1,7 +1,12 @@ #include <termios.h> #include <sys/ioctl.h> +#include <unistd.h> int tcgetpgrp(int fildes) { - return ioctl(fildes, TIOCGPGRP); + int foo; + if (ioctl(fildes, TIOCGPGRP, &foo)==-1) + return -1; + else + return foo; } diff --git a/mdk-stage1/dietlibc/lib/tcsetattr.c b/mdk-stage1/dietlibc/lib/tcsetattr.c index cf70354d2..03fe8adee 100644 --- a/mdk-stage1/dietlibc/lib/tcsetattr.c +++ b/mdk-stage1/dietlibc/lib/tcsetattr.c @@ -1,27 +1,37 @@ -#define tcsetattr libc_tcsetattr #include <termios.h> #include <sys/ioctl.h> -#undef tcsetattr +#include <errno.h> +#include "dietfeatures.h" -#include <asm/errno.h> +#if !defined(__powerpc__) && !defined(__sparc__) && !defined(__alpha__) && !defined(__hppa__) +#if TCSANOW==0 && TCSADRAIN==1 && TCSAFLUSH==2 && TCSETSW-TCSETS==1 && TCSETSF-TCSETS==2 +#define shortcut +#endif +#endif -extern int errno; +int tcsetattr ( int fildes, int optional_actions, struct termios* termios_p ) +{ +#ifdef shortcut -/* Hack around a kernel bug; value must correspond to the one used in speed.c */ -#define IBAUD0 020000000000 + if ( (unsigned int)optional_actions < 3u ) + return ioctl ( fildes, TCSETS+optional_actions, termios_p ); -int tcsetattr(int fildes, int optional_actions, struct termios *termios_p) -{ - termios_p->c_iflag &= ~IBAUD0; - switch (optional_actions) { - case TCSANOW: - return ioctl(fildes, TCSETS, termios_p); - case TCSADRAIN: - return ioctl(fildes, TCSETSW, termios_p); - case TCSAFLUSH: - return ioctl(fildes, TCSETSF, termios_p); - default: errno = EINVAL; return -1; - } + +#else + + switch ( optional_actions ) { + case TCSANOW: + return ioctl ( fildes, TCSETS , termios_p ); + case TCSADRAIN: + return ioctl ( fildes, TCSETSW, termios_p ); + case TCSAFLUSH: + return ioctl ( fildes, TCSETSF, termios_p ); + default: + errno = EINVAL; + return -1; + } + +#endif } diff --git a/mdk-stage1/dietlibc/lib/tcsetpgrp.c b/mdk-stage1/dietlibc/lib/tcsetpgrp.c index 6c40b5c79..8cf3165c2 100644 --- a/mdk-stage1/dietlibc/lib/tcsetpgrp.c +++ b/mdk-stage1/dietlibc/lib/tcsetpgrp.c @@ -1,5 +1,6 @@ #include <termios.h> #include <sys/ioctl.h> +#include <unistd.h> int tcsetpgrp(int fildes, pid_t pgrpid) { diff --git a/mdk-stage1/dietlibc/lib/tolower.c b/mdk-stage1/dietlibc/lib/tolower.c index 4b7c7cf2d..c24932ef4 100644 --- a/mdk-stage1/dietlibc/lib/tolower.c +++ b/mdk-stage1/dietlibc/lib/tolower.c @@ -1,6 +1,8 @@ #include <ctype.h> -inline int tolower(int c) { - return (c>='A' && c<='Z')?c-'A'+'a':c; +int tolower(int ch) { + if ( (unsigned int)(ch - 'A') < 26u ) + ch += 'a' - 'A'; + return ch; } diff --git a/mdk-stage1/dietlibc/lib/toupper.c b/mdk-stage1/dietlibc/lib/toupper.c index c048e60bb..f7d415e95 100644 --- a/mdk-stage1/dietlibc/lib/toupper.c +++ b/mdk-stage1/dietlibc/lib/toupper.c @@ -1,6 +1,8 @@ #include <ctype.h> -inline int toupper(int c) { - return (c>='a' && c<='z')?c-'a'+'A':c; +inline int toupper(int ch) { + if ( (unsigned int)(ch - 'a') < 26u ) + ch += 'A' - 'a'; + return ch; } diff --git a/mdk-stage1/dietlibc/lib/ttyname.c b/mdk-stage1/dietlibc/lib/ttyname.c index a6b479088..2bbc7f2a9 100644 --- a/mdk-stage1/dietlibc/lib/ttyname.c +++ b/mdk-stage1/dietlibc/lib/ttyname.c @@ -1,30 +1,35 @@ #include "dietfeatures.h" #include <unistd.h> #include <sys/stat.h> +#include <string.h> #ifdef __linux__ -extern int __ltostr(char *s, int size, unsigned long i, int base, char UpCase); +#include <stdlib.h> char *ttyname(int fd) { #ifdef SLASH_PROC_OK char ibuf[20]; static char obuf[20]; + int len; + if (!isatty(fd)) return 0; strcpy(ibuf,"/proc/self/fd/"); - ibuf[__ltostr(ibuf+14,6,fd,10,0)+14]=0; - if (readlink(ibuf,obuf,sizeof(obuf)-1)<0) return 0; + ibuf[__ltostr(ibuf+14,6,(unsigned long)fd,10,0)+14]=0; + if ((len=readlink(ibuf,obuf,sizeof(obuf)-1))<0) return 0; + obuf[len]=0; return obuf; #else - static char buf[20]="/dev/tty"; + static char buf[20]; struct stat s; char *c=buf+8; int n; + if (!isatty(fd)) return 0; if (fstat(fd,&s)) return 0; + strcpy(buf,"/dev/tty"); if (S_ISCHR(s.st_mode)) { n=minor(s.st_rdev); switch (major(s.st_rdev)) { case 4: - buf[5]='t'; buf[7]='y'; if (n>63) { n-=64; *c='S'; @@ -34,16 +39,18 @@ num: c[__ltostr(c,6,n,10,0)]=0; break; case 2: - buf[5]='p'; buf[7]='y'; buf[8]='p'-(n>>4); buf[9]=n%4+'0'; if (buf[9]>'9') *c+='a'-'0'; buf[10]=0; + goto duh; case 136: case 137: case 138: case 139: - buf[5]='p'; buf[7]='s'; + buf[7]='s'; +duh: + buf[5]='p'; n+=(major(s.st_rdev)-136)<<8; *c='/'; ++c; goto num; diff --git a/mdk-stage1/dietlibc/lib/usleep.c b/mdk-stage1/dietlibc/lib/usleep.c index 494f99233..8f07416a8 100644 --- a/mdk-stage1/dietlibc/lib/usleep.c +++ b/mdk-stage1/dietlibc/lib/usleep.c @@ -1,12 +1,12 @@ -#include <linux/time.h> #include <time.h> +#include <unistd.h> /* nano * 1000 == usecs * usecs * 1000 == msecs * msecs * 1000 = secs */ -void usleep(unsigned int usecs) { +int usleep(unsigned long usecs) { struct timespec t; t.tv_sec=usecs/1000000; t.tv_nsec=(usecs%1000000)*1000; - nanosleep(&t,&t); + return nanosleep(&t,&t); } diff --git a/mdk-stage1/dietlibc/lib/vfork.c b/mdk-stage1/dietlibc/lib/vfork.c index 795cddb05..d54416d5d 100644 --- a/mdk-stage1/dietlibc/lib/vfork.c +++ b/mdk-stage1/dietlibc/lib/vfork.c @@ -1,6 +1,4 @@ -#include <linux/types.h> #include <unistd.h> -pid_t vfork(void) { - return fork(); -} +pid_t vfork() { return fork(); } + diff --git a/mdk-stage1/dietlibc/lib/vfprintf.c b/mdk-stage1/dietlibc/lib/vfprintf.c deleted file mode 100644 index c33a2404b..000000000 --- a/mdk-stage1/dietlibc/lib/vfprintf.c +++ /dev/null @@ -1,19 +0,0 @@ -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include "dietstdarg.h" - -int vfprintf(FILE *fstream, const char *format, va_list ap) -{ - char *tmp; - va_list cp_ap; - size_t n = 0; - - va_copy(cp_ap, ap); - n=vsnprintf(0, 1000000, format, cp_ap); - tmp=alloca(n+2); - vsnprintf(tmp, n+1, format, ap); - fwrite(tmp, n,1, fstream); - return n; -} - diff --git a/mdk-stage1/dietlibc/lib/vprintf.c b/mdk-stage1/dietlibc/lib/vprintf.c deleted file mode 100644 index 46ecc47a4..000000000 --- a/mdk-stage1/dietlibc/lib/vprintf.c +++ /dev/null @@ -1,14 +0,0 @@ -#include <stdarg.h> -#include <linux/types.h> -#include <unistd.h> -#include <stdlib.h> - -int vsnprintf (char *str,size_t size,const char *format, va_list arg_ptr); - -int vprintf(const char *format, va_list ap) -{ - char tmp[1000000]; - size_t n = vsnprintf(tmp, sizeof(tmp), format, ap); - write(1, tmp, n); - return n; -} diff --git a/mdk-stage1/dietlibc/lib/vsnprintf.c b/mdk-stage1/dietlibc/lib/vsnprintf.c index f425066e3..dd06d6483 100644 --- a/mdk-stage1/dietlibc/lib/vsnprintf.c +++ b/mdk-stage1/dietlibc/lib/vsnprintf.c @@ -1,238 +1,33 @@ -#include "dietfeatures.h" #include <stdarg.h> #include <sys/types.h> +#include <unistd.h> #include <stdlib.h> #include <string.h> -#include "dietwarning.h" - -extern int __ltostr(char *s, int size, unsigned long i, int base, char UpCase); -extern int __dtostr(double d,char *buf,int maxlen,int prec); - -int vsnprintf (char *str, size_t size, const char *format, va_list arg_ptr) -{ - size_t apos,i; - char ch,buf[1024]; - char *pb; - char flag_in_sign; - char flag_hash,flag_zero,flag_left,flag_space,flag_sign,flag_dot,flag_long; - long number,width,preci,buf_len,pad; - char padwith; - - size--; - - apos=0; - while (apos<size) - { - ch=*format++; - switch (ch) - { - case '%': - flag_hash=0; - flag_zero=0; - flag_left=0; - flag_space=0; - flag_sign=0; - flag_dot=0; - flag_in_sign=0; - flag_long=0; - - width=0; - padwith=' '; - -inn_vsnprintf: - if (apos>=size) continue; /* ARGL !!! */ - - ch=*format++; - switch (ch) - { -/* Format end ?!? */ - case 0: - return -1; - break; - -/* Format flag chars */ - case '#': - flag_hash=1; - goto inn_vsnprintf; - - case 'l': - ++flag_long; - goto inn_vsnprintf; - - case '0': - padwith='0'; - goto inn_vsnprintf; - - case '-': - flag_left=1; - goto inn_vsnprintf; - - case ' ': - flag_space=1; - goto inn_vsnprintf; - - case '+': - flag_sign=1; - goto inn_vsnprintf; - - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - if(flag_dot) return -1; - width=strtol(--format,&pb,10); - format=pb; - goto inn_vsnprintf; - - case '*': - width=va_arg(arg_ptr,int); - goto inn_vsnprintf; - - case '.': - flag_dot=1; - if (*format=='*') { - preci=va_arg(arg_ptr,int); - ++format; - } else { - preci=strtol(format,&pb,10); - format=pb; - } - goto inn_vsnprintf; - -/* Format conversion chars */ - case 'c': - ch=(char)va_arg(arg_ptr,int); - case '%': - if (str) str[apos]=ch; ++apos; - break; - - case 's': - pb=va_arg(arg_ptr,char *); -#ifdef WANT_NULL_PRINTF - if (!pb) pb="(null)"; -#endif - buf_len=strlen(pb); - if (flag_dot && buf_len>preci) buf_len=preci; - if (buf_len>size-apos) buf_len=size-apos; - -print_out: - if (str) { - if (width && (!flag_left)) - { - for (pad=width-buf_len; pad>0; --pad) str[apos++]=padwith; - } - for(i=0;i<buf_len;++i) { str[apos++]=pb[i]; } /* strncpy */ - if (width && (flag_left)) - { - for (pad=width-buf_len; pad>0; --pad) str[apos++]=padwith; - } - } else { - if (width) { - apos+=width>buf_len?width:buf_len; - } else { - apos+=size>buf_len?buf_len:size; - } - } - - break; - - /* Numbers */ - case 'b': - i=2; - goto num_vsnprintf; - case 'p': - flag_hash=1; - width=sizeof(void *)<<1; - padwith='0'; - ch='x'; - case 'X': - case 'x': - i=16; - if (flag_hash) - { - if (str) { - str[apos++]='0'; - str[apos++]=ch; - } else - apos+=2; - } - goto num_vsnprintf; - case 'd': - case 'i': - flag_in_sign=1; - case 'u': - i=10; - goto num_vsnprintf; - case 'o': - i=8; - if (flag_hash) { if (str) str[apos]='0'; ++apos; } - -num_vsnprintf: - if (apos>=size) continue; /* ARGL !!! */ - - if (flag_long) - number=va_arg(arg_ptr,long); - else - number=va_arg(arg_ptr,int); - - if (flag_in_sign && (number<0)) - { - number*=-1; - flag_in_sign=2; - } - - buf_len=__ltostr(buf+1,sizeof(buf)-1,(unsigned long) number,i,0); - pb=buf+1; - - if (flag_in_sign==2) - { - *(--pb)='-'; - buf_len++; - } - else if ((flag_in_sign)&&(flag_sign || flag_space)) - { - *(--pb)=(flag_sign)?'+':' '; - buf_len++; - } - goto print_out; - -#ifdef WANT_FLOATING_POINT_IN_PRINTF - case 'f': - case 'g': - { - double d=va_arg(arg_ptr,double); - buf_len=__dtostr(d,buf,sizeof(buf),width?width:6); - if (flag_dot) { - char *tmp; - if ((tmp=strchr(buf,'.'))) { - while (preci>-1 && *++tmp) --preci; - *tmp=0; - } - } - pb=buf; - goto print_out; - } -#endif - default: - break; - } - break; - case 0: - if (str) str[apos]=0; - return apos; - default: - if (str) str[apos]=ch; apos++; - break; +#include "dietstdio.h" + +struct str_data { + unsigned char* str; + size_t len; + size_t size; +}; + +static int swrite(void*ptr, size_t nmemb, struct str_data* sd) { + size_t tmp=sd->size-sd->len; + if (tmp>0) { + size_t len=nmemb; + if (len>tmp) len=tmp; + if (sd->str) { + memcpy(sd->str+sd->len,ptr,len); + sd->str[sd->len+len]=0; } + sd->len+=len; } - if (str) str[apos]=0; - return apos; + return nmemb; } -link_warning("vsnprintf","warning: the printf functions add several kilobytes of bloat.") - +int vsnprintf(char* str, size_t size, const char *format, va_list arg_ptr) { + struct str_data sd = { str, 0, size }; + struct arg_printf ap = { &sd, (int(*)(void*,size_t,void*)) swrite }; + if (size) --sd.size; + return __v_printf(&ap,format,arg_ptr); +} diff --git a/mdk-stage1/dietlibc/lib/vsprintf.c b/mdk-stage1/dietlibc/lib/vsprintf.c index 10ff04bd7..6cd5a40b1 100644 --- a/mdk-stage1/dietlibc/lib/vsprintf.c +++ b/mdk-stage1/dietlibc/lib/vsprintf.c @@ -1,10 +1,12 @@ #include <stdarg.h> -#include <linux/types.h> +#include <sys/types.h> #include <stdlib.h> - -int vsnprintf (char *str,size_t size,const char *format, va_list arg_ptr); +#include <stdio.h> +#include "dietwarning.h" int vsprintf(char *dest,const char *format, va_list arg_ptr) { - return vsnprintf(dest,1000000,format,arg_ptr); + return vsnprintf(dest,(size_t)-1,format,arg_ptr); } + +link_warning("vsprintf","warning: Avoid *sprintf; use *snprintf. It is more secure.") diff --git a/mdk-stage1/dietlibc/lib/vsscanf.c b/mdk-stage1/dietlibc/lib/vsscanf.c index 1c4c9b787..329cfd02a 100644 --- a/mdk-stage1/dietlibc/lib/vsscanf.c +++ b/mdk-stage1/dietlibc/lib/vsscanf.c @@ -1,304 +1,25 @@ -#include "dietfeatures.h" #include <stdarg.h> #include <sys/types.h> -#include <ctype.h> #include <stdlib.h> -#include <string.h> +#include "dietstdio.h" +#include <unistd.h> -const char *skip_ws(const char *str) -{ - while ((*str)&&(isspace(*str))) str++; - return str; +struct str_data { + unsigned char* str; +}; + +static int sgetc(struct str_data* sd) { + register unsigned int ret = *(sd->str++); + return (ret)?(int)ret:-1; } -extern double strtod(const char *s,char **f); +static int sputc(int c, struct str_data* sd) { + return (*(--sd->str)==c)?c:-1; +} -int vsscanf(const char *str, const char *format, va_list arg_ptr) +int vsscanf(const char* str, const char* format, va_list arg_ptr) { - int n=0,div; - unsigned char ch; - - char flag_discard, flag_malloc, flag_half, flag_long, flag_longlong; - char flag_width; - - unsigned long width; - - /* arg_ptr tmps */ -#ifdef WANT_FLOATING_POINT_IN_SCANF - double d,*pd; - float *pf; -#endif - - long l=0,*pl; - short *ph; - int *pi; - char *s; - - while ((*str)&&(*format)) - { - const char *prevfmt=format; - format=skip_ws(format); - ch=*format++; - if (!ch) continue; - - switch (ch) - { - case '%': - div=0; - flag_discard=0; - flag_malloc=0; - flag_half=0; - flag_long=0; - flag_longlong=0; - - flag_width=0; - width=-1; - -inn_vsscanf: - ch=*format++; - - switch (ch) - { - case 0: - return 0; - - case '%': - if (*(str++)!=ch) return n; - break; - - /* flags */ - case '*': - flag_discard=1; - goto inn_vsscanf; - - case 'a': - flag_malloc=1; - goto inn_vsscanf; - - case 'h': - flag_half=1; - goto inn_vsscanf; - - case 'l': - if (flag_long) flag_longlong=1; - flag_long=1; - goto inn_vsscanf; - - /* longlong ? NOT YET ! */ - case 'q': - case 'L': - flag_longlong=1; - goto inn_vsscanf; - - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - width=strtol(format-1,&s,10); - format=s; - flag_width=1; - goto inn_vsscanf; - - /* conversion */ - - case 'n': - while (width && *str) - { - *(s++)=*(str++); - --width; - l++; - } - if (!flag_discard) - { - pl=(long *)va_arg(arg_ptr,long*); - *pl=l; - ++n; - } - break; - - case 'p': - case 'X': - case 'x': - div+=6; - case 'd': - div+=2; - case 'o': - div+=8; - case 'u': - case 'i': - if (*(str=skip_ws(str))) - { - l=strtol(str,&s,div); - if (str!=s) - { - if (!flag_discard) - { - if (flag_long) - { - pl=(long *)va_arg(arg_ptr,long*); - *pl=l; - } - else if (flag_half) - { - ph=(short *)va_arg(arg_ptr,short*); - *ph=l; - } - else - { - pi=(int *)va_arg(arg_ptr,int*); - *pi=l; - } - ++n; - } - str=s; - } - else - return n; - } - break; - -#ifdef WANT_FLOATING_POINT_IN_SCANF - case 'e': - case 'E': - case 'f': - case 'g': - if (*(str=skip_ws(str))) - { - d=strtod(str,&s); - if (str!=s) - { - if (!flag_discard) - { - if (flag_long) - { - pd=(double *)va_arg(arg_ptr,double*); - *pd=d; - } - else - { - pf=(float *)va_arg(arg_ptr,float*); - *pf=d; - } - ++n; - } - str=s; - } - else - return n; - } - break; -#endif - - case 'c': - if (!flag_discard) - { - s=(char *)va_arg(arg_ptr,char*); - ++n; - } - if (!flag_width) width=1; - while (width && *str) - { - if (!flag_discard) *(s++)=*(str); - ++str; - --width; - } - break; - - case 's': - if (!flag_discard) - { - s=(char *)va_arg(arg_ptr,char*); - ++n; - } - if (*(str=skip_ws(str))) - { - while (width && (!isspace(*str))) - { - if (!flag_discard) *(s++)=*(str); - if (!*str) break; - ++str; - --width; - } - *s=0; - } - break; - -#ifdef WANT_CHARACTER_CLASSES_IN_SCANF - case '[': - { - char cset[256]; - int flag_not=0; - int flag_dash=0; - memset(cset,0,sizeof(cset)); - ch=*format++; - - /* first char specials */ - if (ch=='^') - { - flag_not=1; - ch=*format++; - } - if ((ch=='-')||(ch==']')) - { - cset[ch]=1; - ch=*format++; - } - - /* almost all non special chars */ - for (;(*format) && (*format!=']');++format) { - if (flag_dash) - { - register unsigned char tmp=*format; - for (;ch<=tmp;++ch) cset[ch]=1; - flag_dash=0; - ch=*(++format); - } - else if (*format=='-') flag_dash=1; - else - { - cset[ch]=1; - ch=*format; - } - } - - /* last char specials */ - if (flag_dash) cset['-']=1; - else cset[ch]=1; - - /* like %c or %s */ - if (!flag_discard) - { - s=(char *)va_arg(arg_ptr,char*); - ++n; - } - while (width && (cset[(unsigned char)(*str)]-flag_not)) - { - if (!flag_discard) *(s++)=*(str); - if (!*str) break; - ++str; - --width; - } - } - break; -#endif - } - break; - - default: - if (prevfmt<format) { - while (prevfmt<format) { - if (*str!=*prevfmt) return n; - ++str; ++prevfmt; - } - } else - if (*(str++)!=ch) return n; - break; - } - } - return n; + struct str_data fdat = { (unsigned char*)str }; + struct arg_scanf farg = { (void*)&fdat, (int(*)(void*))sgetc, (int(*)(int,void*))sputc }; + return __v_scanf(&farg,format,arg_ptr); } |