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author | Nicolas Planel <nplanel@mandriva.com> | 2003-10-29 16:07:11 +0000 |
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committer | Nicolas Planel <nplanel@mandriva.com> | 2003-10-29 16:07:11 +0000 |
commit | de47eb59bb829423b1d0f47ba13099073999b3cb (patch) | |
tree | 827f35c4666e15ec66edae7c1fa05d963324602b /mdk-stage1/dietlibc/lib/ttyname.c | |
parent | 1fece42e9c460ca017fc4facad380f05163d8977 (diff) | |
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Corporate Server 2.1.1 releasetopic/Corpo_2_1
Diffstat (limited to 'mdk-stage1/dietlibc/lib/ttyname.c')
-rw-r--r-- | mdk-stage1/dietlibc/lib/ttyname.c | 21 |
1 files changed, 14 insertions, 7 deletions
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; |