diff options
Diffstat (limited to 'mdk-stage1/dietlibc/libpthread')
69 files changed, 0 insertions, 2149 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/CHANGES b/mdk-stage1/dietlibc/libpthread/CHANGES deleted file mode 100644 index d39d990ba..000000000 --- a/mdk-stage1/dietlibc/libpthread/CHANGES +++ /dev/null @@ -1,45 +0,0 @@ -This is the pthread implementation of dietlibc. -Written from scratch by Olaf Dreesen. - -Thu Apr 12 16:47:12 MEST 2001 - - added conditional variables... - except pthread_cond_timedwait all should work man-page like - pthread_cond_timedwait dosen't handle cancel request according to man-page - - added thread specific key handling (all according to man-page) - -Fri Mar 30 18:47:37 MEST 2001 - - uff found some logic errors and fixed them. - pthread_create had a problem with user provided stacks. - - -Fri Mar 23 14:09:54 MET 2001 - - arg.. the kernel-header are so inconsistent... - on x86 it works on arm and sparc not due to MISSING defines, miss-places - includes and __KERNEL__ checks.... - the best in this category is that the kernel-header are changed that the - buggy (g)libc haven't to change... (f..k glibc, the headers HAVE to be - CONSISTENT) - a public defined symbol on arch X have to be in Y to unless marked... - that is mainly speaking SCHED.H ! arg.... - - -Wed Mar 14 04:28:45 MET 2001 - - I have implemented the "Manager Thread" so that nested thread creation - works. really ugly stuff... don't look at it unless you're sitting on solid - ground. - - -Mon Mar 12 16:16:00 CET 2001 - - first of all: - I strongly suggest NOT to use it yet, it's very, very, ... very - experimental. I guess you got the point. there is still much debug code, - incomplete functions and unusable states.... - - I'm still working on the final alpha... - diff --git a/mdk-stage1/dietlibc/libpthread/Makefile b/mdk-stage1/dietlibc/libpthread/Makefile deleted file mode 100644 index 06420f43a..000000000 --- a/mdk-stage1/dietlibc/libpthread/Makefile +++ /dev/null @@ -1,139 +0,0 @@ -all: libpthread.a - -ARCH=$(shell uname -m | sed 's/i[4-9]86/i386/') - -CFLAGS=-pipe -CROSS= - -CC=gcc - -VPATH=../$(ARCH)/ - -PTHREAD_OBJS = \ - __testandset.o \ - \ - thread_internal.o \ - thread_key.o \ - \ - pthread_once.o pthread_spinlock.o \ - \ - pthread_create.o pthread_detach.o \ - pthread_join.o pthread_self.o \ - pthread_exit.o \ - \ - pthread_cleanup_push.o \ - pthread_cleanup_pop.o \ - \ - pthread_attr_getdetachstate.o \ - pthread_attr_getinheritsched.o \ - pthread_attr_getschedparam.o \ - pthread_attr_getschedpolicy.o \ - pthread_attr_getscope.o \ - pthread_attr_getstackaddr.o \ - pthread_attr_getstacksize.o \ - pthread_attr_init.o \ - pthread_attr_setdetachstate.o \ - pthread_attr_setinheritsched.o \ - pthread_attr_setschedparam.o \ - pthread_attr_setschedpolicy.o \ - pthread_attr_setscope.o \ - pthread_attr_setstackaddr.o \ - pthread_attr_setstacksize.o \ - \ - pthread_cancel.o pthread_setcancelstate.o \ - pthread_setcanceltype.o pthread_testcancel.o \ - \ - pthread_mutex_init.o \ - pthread_mutex_destroy.o \ - pthread_mutex_lock.o \ - pthread_mutex_trylock.o \ - pthread_mutex_unlock.o \ - \ - pthread_mutexattr_getkind_np.o \ - pthread_mutexattr_init.o \ - pthread_mutexattr_setkind_np.o \ - \ - pthread_condattr.o \ - pthread_cond_broadcast.o \ - pthread_cond_destroy.o \ - pthread_cond_init.o \ - pthread_cond_signal.o \ - pthread_cond_timedwait.o \ - pthread_cond_wait.o \ - \ - pthread_key_create.o \ - pthread_key_delete.o \ - pthread_getspecific.o \ - pthread_setspecific.o \ - \ - pthread_atfork.o \ - pthread_sys_alloc.o \ - pthread_sys_close.o \ - pthread_sys_create.o \ - pthread_sys_fcntl.o \ - pthread_sys_fsync.o \ - pthread_sys_nanosleep.o \ - pthread_sys_logging.o \ - pthread_sys_open.o \ - pthread_sys_pause.o \ - pthread_sys_read.o \ - pthread_sys_sigsuspend.o \ - pthread_sys_tcdrain.o \ - pthread_sys_waitpid.o \ - pthread_sys_write.o - -%.o : %.c - $(CC) $(CFLAGS) -c -o $@ $? - -include ../$(ARCH)/Makefile.add - -ifeq ($(CFLAGS),-pipe) -CFLAGS+=-O -fomit-frame-pointer -endif - -#CFLAGS = -g -CFLAGS += -Wall - -CFLAGS += -I.. -I../include -Wall - -PWD=$(shell pwd) - -.SUFFIXES: -.SUFFIXES: .S .c - -% :: %,v - -%.o: %.S - $(CROSS)$(CC) -I. -Iinclude $(CFLAGS) -c $< - -%.o: %.c - $(CROSS)$(CC) -I. -Iinclude $(CFLAGS) -c $< -# $(CROSS)strip -x -R .comment -R .note $@ - -libpthread.a: $(PTHREAD_OBJS) - ar cr $@ $^ - -libpthread.so: libpthread.a - $(CROSS)ld -whole-archive -shared -o $@ $^ - - -clean: - $(RM) *.o *.a *.so *.out *~ - -exports: libpthread.a - nm -g libpthread.a | grep -w T | awk '{ print $$3 }' | sort -u > exports - -.PHONY: test.out - -test.out: test.o libpthread.a $(LIBS) - $(CROSS)$(CC) -g $(CFLAGS) -nostdlib ../bin-$(ARCH)/start.o -o $@ $^ ../bin-$(ARCH)/dietlibc.a -lgcc - - -.PHONY: sparc ppc mips arm alpha i386 - -sparc ppc alpha i386: - $(MAKE) ARCH=$@ CROSS=$@-linux- all t libdietc.so - -mips arm: - $(MAKE) ARCH=$@ CROSS=$@-linux-gnu- all t libdietc.so - diff --git a/mdk-stage1/dietlibc/libpthread/README b/mdk-stage1/dietlibc/libpthread/README deleted file mode 100644 index 3139c731d..000000000 --- a/mdk-stage1/dietlibc/libpthread/README +++ /dev/null @@ -1,42 +0,0 @@ -LIBPTHREAD - - This is the pthread implementation of dietlibc. - Written from scratch by Olaf Dreesen. - -1. STATUS: incomplete but should work (or not... I had a lot of heisen-bugs...) - On non i386 archs the kernel header have major differences... - NO workaround yet for this problems... - -It's like linuxthreads a clone base thread implementation. - -I have implemented a "Manager Thread" with all the pain it involves... -Nested thread creation is now working fine... - - -2. HOW-TO make this lib: - - 1. generate the dietlibc in the parent directory. - and make sure you have WANT_THREAD_SAVE active in the file: - dietfeatures.h - - 2. change back here and type make - - and then you should have a libpthread.a - - -3. NOTES - -NON STANDARD SIGNAL HANDLING for the threads: - - SIGHUP the targeted thread is canceled - depends on the cancel type of the thread. - - ASYNCHRONOUS: the signal handler will KILL the thread immediately. - - DEFERRED: the signal handler mark its thread as canceled. - (only for the sig-handler to do some sane stuff...) - - SIGTERM the thread is KILLED - if the thread signaled is the main thread, then ALL child-threads - will get a SIGHUP and after some micros a SIGTERM.... - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_atfork.c b/mdk-stage1/dietlibc/libpthread/pthread_atfork.c deleted file mode 100644 index 2dc612dcc..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_atfork.c +++ /dev/null @@ -1,77 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -#define PTHREAD_NUM_ATFORK 4 - -static struct _pthread_fastlock __atfork_struct_lock; -static struct { - int used; - void (*prepare)(void); - void (*parent)(void); - void (*child)(void); -} pthread_atfork_buf[PTHREAD_NUM_ATFORK]; - -int pthread_atfork(void (*prepare)(void), - void (*parent)(void), - void (*child)(void)) -{ - int i,ret=-1; - - __NO_ASYNC_CANCEL_BEGIN; - __pthread_lock(&__atfork_struct_lock); - - for (i=0;i<PTHREAD_NUM_ATFORK; ++i) { - if (!(pthread_atfork_buf[i].used)) { - pthread_atfork_buf[i].prepare=prepare; - pthread_atfork_buf[i].parent=parent; - pthread_atfork_buf[i].child=child; - ret=0; - break; - } - } - - __pthread_unlock(&__atfork_struct_lock); - __NO_ASYNC_CANCEL_END; - - if (ret) (*(__errno_location()))=ENOMEM; - return ret; -} - -pid_t fork(void) -{ - pid_t pid; - int i=PTHREAD_NUM_ATFORK; - - __NO_ASYNC_CANCEL_BEGIN; - - __TEST_CANCEL(); - __pthread_lock(&__atfork_struct_lock); - - while (i) { - if (pthread_atfork_buf[--i].used) - if (pthread_atfork_buf[i].prepare) - pthread_atfork_buf[i].prepare(); - } - - pid=__libc_fork(); - - if (pid>0) { /* parent */ - for (i=0;i<PTHREAD_NUM_ATFORK;++i) - if (pthread_atfork_buf[i].used) - if (pthread_atfork_buf[i].parent) - pthread_atfork_buf[i].parent(); - } else if (pid==0) { /* child */ - for (i=0;i<PTHREAD_NUM_ATFORK;++i) - if (pthread_atfork_buf[i].used) - if (pthread_atfork_buf[i].child) - pthread_atfork_buf[i].child(); - } - - __pthread_unlock(&__atfork_struct_lock); - __NO_ASYNC_CANCEL_END; - - return pid; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getdetachstate.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getdetachstate.c deleted file mode 100644 index ccdfc0e47..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getdetachstate.c +++ /dev/null @@ -1,14 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getdetachstate(const pthread_attr_t *attr, int *detachstate) -{ - __THREAD_INIT(); - - *detachstate=attr->__detachstate; - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getinheritsched.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getinheritsched.c deleted file mode 100644 index 314fd8ade..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getinheritsched.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getinheritsched(const pthread_attr_t *attr, int *inherit) -{ - __THREAD_INIT(); - - *inherit = attr->__inheritsched; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedparam.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedparam.c deleted file mode 100644 index f0a9a07d1..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedparam.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getschedparam(const pthread_attr_t *attr, struct sched_param *param) -{ - __THREAD_INIT(); - - param->sched_priority=attr->__schedparam.sched_priority; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedpolicy.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedpolicy.c deleted file mode 100644 index 53f1bed8c..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getschedpolicy.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getschedpolicy(const pthread_attr_t *attr, int *policy) -{ - __THREAD_INIT(); - - *policy = attr->__schedpolicy; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getscope.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getscope.c deleted file mode 100644 index 99a33110d..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getscope.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getscope(const pthread_attr_t *attr, int *scope) -{ - __THREAD_INIT(); - - *scope=PTHREAD_SCOPE_SYSTEM; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getstackaddr.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getstackaddr.c deleted file mode 100644 index d71421901..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getstackaddr.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getstackaddr(pthread_attr_t *attr, void **stack) -{ - __THREAD_INIT(); - - *stack=attr->__stackaddr; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_getstacksize.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_getstacksize.c deleted file mode 100644 index 4785979a0..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_getstacksize.c +++ /dev/null @@ -1,14 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_getstacksize(pthread_attr_t *attr, size_t *stacksize) -{ - __THREAD_INIT(); - - *stacksize=attr->__stacksize; - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_init.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_init.c deleted file mode 100644 index 726e88fe5..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_init.c +++ /dev/null @@ -1,17 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_init(pthread_attr_t *attr) -{ - __THREAD_INIT(); - - memset(attr,0,sizeof(pthread_attr_t)); - attr->__stacksize=PTHREAD_STACK_SIZE; - return 0; -} - -int pthread_attr_destroy(pthread_attr_t *attr) __attribute__((alias("pthread_attr_init"))); - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setdetachstate.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setdetachstate.c deleted file mode 100644 index 690ad5f8e..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setdetachstate.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setdetachstate(pthread_attr_t *attr, int detachstate) -{ - __THREAD_INIT(); - - if ((detachstate == PTHREAD_CREATE_JOINABLE) || - (detachstate == PTHREAD_CREATE_DETACHED)) { - attr->__detachstate=detachstate; - return 0; - } - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setinheritsched.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setinheritsched.c deleted file mode 100644 index f38e6e35e..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setinheritsched.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setinheritsched(pthread_attr_t *attr, int inherit) -{ - __THREAD_INIT(); - - if ((inherit==PTHREAD_INHERIT_SCHED) || - (inherit==PTHREAD_EXPLICIT_SCHED)) { - attr->__inheritsched=inherit; - return 0; - } - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedparam.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedparam.c deleted file mode 100644 index 833c0111b..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedparam.c +++ /dev/null @@ -1,23 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setschedparam(pthread_attr_t *attr, const struct sched_param *param) -{ - __THREAD_INIT(); - - if ((attr->__schedpolicy == SCHED_OTHER) && (param->sched_priority == 0)) { - attr->__schedparam.sched_priority=0; - return 0; - } - if (((attr->__schedpolicy == SCHED_RR) || (attr->__schedpolicy == SCHED_RR)) - && ((param->sched_priority > 0) && (param->sched_priority < 100))) { - attr->__schedparam.sched_priority=param->sched_priority; - return 0; - } - (*(__errno_location()))=EINVAL; - return -1; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedpolicy.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedpolicy.c deleted file mode 100644 index e845bca32..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setschedpolicy.c +++ /dev/null @@ -1,25 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setschedpolicy(pthread_attr_t *attr, int policy) -{ - __THREAD_INIT(); - - if (policy==SCHED_OTHER) { - attr->__schedpolicy=policy; - return 0; - } - if ((policy==SCHED_FIFO) || (policy==SCHED_RR)) { - if (geteuid()==0) { - attr->__schedpolicy=policy; - return 0; - } - (*(__errno_location()))=ENOTSUP; - } - else - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setscope.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setscope.c deleted file mode 100644 index 39088c9b2..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setscope.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setscope(pthread_attr_t *attr, int scope) -{ - __THREAD_INIT(); - - if (scope==PTHREAD_SCOPE_SYSTEM) return 0; - - if (scope==PTHREAD_SCOPE_PROCESS) - (*(__errno_location()))=ENOTSUP; - else - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setstackaddr.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setstackaddr.c deleted file mode 100644 index 4b320cd9d..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setstackaddr.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setstackaddr(pthread_attr_t *attr, void *stack) -{ - __THREAD_INIT(); - - attr->__stackaddr=stack; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_attr_setstacksize.c b/mdk-stage1/dietlibc/libpthread/pthread_attr_setstacksize.c deleted file mode 100644 index cfbab7747..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_attr_setstacksize.c +++ /dev/null @@ -1,17 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize) -{ - __THREAD_INIT(); - - if (stacksize>=PTHREAD_STACK_SIZE) { - attr->__stacksize=stacksize; - return 0; - } - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cancel.c b/mdk-stage1/dietlibc/libpthread/pthread_cancel.c deleted file mode 100644 index 4c87a3ed1..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cancel.c +++ /dev/null @@ -1,35 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cancel(pthread_t th) -{ - pthread_t j; - _pthread_descr thread; - - __THREAD_INIT(); - - j=__find_thread_id(th); - - if (j==-1) { - (*(__errno_location()))=ESRCH; - return -1; - } - thread = __get_thread_struct(j); - - if (thread==0) { - (*(__errno_location()))=ESRCH; - return -1; - } - - if (thread->cancelstate!=PTHREAD_CANCEL_DISABLE) { - thread->canceled=1; - if (thread->canceltype!=PTHREAD_CANCEL_DEFERRED) { - kill(thread->pid,SIGHUP); - } - } - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cleanup_pop.c b/mdk-stage1/dietlibc/libpthread/pthread_cleanup_pop.c deleted file mode 100644 index 641bb6083..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cleanup_pop.c +++ /dev/null @@ -1,27 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -void pthread_cleanup_pop(int execute) -{ - _pthread_descr this; - struct thread_cleanup_t tmp; - int i=PTHREAD_MAX_CLEANUP; - - __THREAD_INIT(); - - this = __thread_self(); - - while(i>0) { - if (this->cleanup_stack[--i].func) { - tmp.func=this->cleanup_stack[i].func; - tmp.arg=this->cleanup_stack[i].arg; - this->cleanup_stack[i].func=0; - break; - } - } - - if (execute) tmp.func(tmp.arg); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cleanup_push.c b/mdk-stage1/dietlibc/libpthread/pthread_cleanup_push.c deleted file mode 100644 index cd2aabf71..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cleanup_push.c +++ /dev/null @@ -1,23 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -void pthread_cleanup_push(void (*func)(void*), void *arg) -{ - _pthread_descr this; - int i; - - __THREAD_INIT(); - - this = __thread_self(); - - for (i=0; i<PTHREAD_MAX_CLEANUP; ++i) { - if (this->cleanup_stack[i].func==0) { - this->cleanup_stack[i].func=func; - this->cleanup_stack[i].arg=arg; - break; - } - } -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_broadcast.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_broadcast.c deleted file mode 100644 index d3c2274f3..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_broadcast.c +++ /dev/null @@ -1,23 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_broadcast(pthread_cond_t *cond) -{ - _pthread_descr tmp; - - __THREAD_INIT(); - - __pthread_lock(&(cond->lock)); - while ((tmp=cond->wait_chain)) { - cond->wait_chain=tmp->waitnext; - tmp->waitnext=0; - tmp->waiting=0; - } - __pthread_unlock(&(cond->lock)); - - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_destroy.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_destroy.c deleted file mode 100644 index 9a6cc4f0b..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_destroy.c +++ /dev/null @@ -1,19 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_destroy(pthread_cond_t *cond) -{ - __THREAD_INIT(); - - if (cond->wait_chain) { - (*__errno_location())=EBUSY; - return 1; - } - - memset(cond,0,sizeof(pthread_cond_t)); - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_init.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_init.c deleted file mode 100644 index 20b38bef2..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_init.c +++ /dev/null @@ -1,14 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_init(pthread_cond_t *cond, pthread_condattr_t *cond_attr) -{ - __THREAD_INIT(); - - memset(cond,0,sizeof(pthread_cond_t)); - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_signal.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_signal.c deleted file mode 100644 index 60bf2119c..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_signal.c +++ /dev/null @@ -1,24 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_signal(pthread_cond_t *cond) -{ - _pthread_descr tmp=0; - - __THREAD_INIT(); - - __pthread_lock(&(cond->lock)); - if ((tmp=cond->wait_chain)) cond->wait_chain=tmp->waitnext; - __pthread_unlock(&(cond->lock)); - - if (tmp) { - tmp->waitnext=0; - tmp->waiting=0; - } - - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_timedwait.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_timedwait.c deleted file mode 100644 index 6613f2ca9..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_timedwait.c +++ /dev/null @@ -1,43 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex, - const struct timespec *abstime) -{ - _pthread_descr tmp; - _pthread_descr this; - int ret; - - __THREAD_INIT(); - - this=__thread_self(); - - /* put in wait-chain */ - __pthread_lock(&(cond->lock)); - this->waiting=1; - if (cond->wait_chain) { - for(tmp=cond->wait_chain;tmp->waitnext;tmp=tmp->waitnext); - tmp->waitnext=this; - } else cond->wait_chain=this; - __pthread_unlock(&(cond->lock)); - - /* Aeh yeah / wait till signal */ - pthread_mutex_unlock(mutex); - ret=nanosleep(abstime,0); - pthread_mutex_lock(mutex); - - __TEST_CANCEL(); - - if (ret) { - if ((*__errno_location())!=EINTR) return -1; - return 0; - } - - (*__errno_location())=ETIMEDOUT; - return -1; -} - - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c deleted file mode 100644 index 0c6c0ae13..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c +++ /dev/null @@ -1,37 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex) -{ - _pthread_descr tmp; - _pthread_descr this; - - __THREAD_INIT(); - - this=__thread_self(); - - /* put in wait-chain */ - __pthread_lock(&(cond->lock)); - this->waiting=1; - if (cond->wait_chain) { - for(tmp=cond->wait_chain;tmp->waitnext;tmp=tmp->waitnext); - tmp->waitnext=this; - } else cond->wait_chain=this; - __pthread_unlock(&(cond->lock)); - - /* Aeh yeah / wait till signal */ - pthread_mutex_unlock(mutex); - while (this->waiting) { - __thread_wait_some_time(); - if (this->canceled) this->waiting=0; /* we got a cancel signal */ - } - pthread_mutex_lock(mutex); - - __TEST_CANCEL(); - return 0; -} - - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_condattr.c b/mdk-stage1/dietlibc/libpthread/pthread_condattr.c deleted file mode 100644 index c537890ba..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_condattr.c +++ /dev/null @@ -1,15 +0,0 @@ -#include <pthread.h> - -int pthread_condattr_init(pthread_condattr_t *attr) -{ - return 0; -} - -int pthread_condattr_destroy(pthread_condattr_t *attr) -__attribute__((alias("pthread_condattr_init"))); - -int pthread_condattr_getpshared(const pthread_condattr_t *attr, int *pshared) -__attribute__((alias("pthread_condattr_init"))); - -int pthread_condattr_setpshared(pthread_condattr_t *attr, int pshared) -__attribute__((alias("pthread_condattr_init"))); diff --git a/mdk-stage1/dietlibc/libpthread/pthread_create.c b/mdk-stage1/dietlibc/libpthread/pthread_create.c deleted file mode 100644 index b4a499081..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_create.c +++ /dev/null @@ -1,76 +0,0 @@ -#include <unistd.h> -#include <stdlib.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_create (pthread_t *thread, const pthread_attr_t *attr, - void *(*start_routine) (void *), void *arg) -{ - int ret=0; - _pthread_descr td; - pthread_attr_t default_attr; - - __THREAD_INIT(); - - if (start_routine==0) { - (*(__errno_location()))=EINVAL; - return -1; - } - - td = __thread_get_free(); - - if (td) { - if (!(attr)) { - pthread_attr_init(&default_attr); - attr=&default_attr; - } - - if ((td->policy!=SCHED_OTHER)&&(td->priority==0)) { - (*(__errno_location()))=EINVAL; - return -1; - } - - if (attr->__inheritsched==PTHREAD_INHERIT_SCHED) { - _pthread_descr this = __thread_self(); - td->policy = this->policy; - td->priority = this->priority; - } else { - td->policy = attr->__schedpolicy; - td->priority = attr->__schedparam.sched_priority; - } - - td->func = start_routine; - td->arg = arg; - - td->detached = attr->__detachstate; - - td->stack_size = attr->__stacksize; - - if (!(td->stack_addr)) { - char *stack=(char*)malloc(td->stack_size); - if (!(stack)) { - (*(__errno_location()))=EINVAL; - return -1; - } - td->stack_begin = stack; - td->stack_addr = stack+td->stack_size; - } else { - td->stack_begin = 0; - td->stack_addr = attr->__stackaddr; - } - - ret = signal_manager_thread(td); - - if (ret>1) - *thread=ret; - else - __thread_cleanup(td); - } - else - (*(__errno_location()))=EAGAIN; - - if (ret<2) return -1; - return ret; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_detach.c b/mdk-stage1/dietlibc/libpthread/pthread_detach.c deleted file mode 100644 index c07280389..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_detach.c +++ /dev/null @@ -1,36 +0,0 @@ -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_detach(pthread_t th) -{ - pthread_t j; - _pthread_descr thread; - - __THREAD_INIT(); - - j=__find_thread_id(th); - - if (j==-1) { - (*(__errno_location()))=ESRCH; - return -1; - } - thread = __get_thread_struct(j); - - if (thread==0) { - (*(__errno_location()))=ESRCH; - return -1; - } - - if (thread->detached) { - (*(__errno_location()))=EINVAL; - return -1; - } - - if (!thread->joined) { - thread->detached=1; - } - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_exit.c b/mdk-stage1/dietlibc/libpthread/pthread_exit.c deleted file mode 100644 index 41eac0a33..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_exit.c +++ /dev/null @@ -1,17 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -void pthread_exit(void *retval) -{ - _pthread_descr this; - - __THREAD_INIT(); - - this = __thread_self(); - this->retval = retval; - - longjmp(this->jmp_exit,1); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_getspecific.c b/mdk-stage1/dietlibc/libpthread/pthread_getspecific.c deleted file mode 100644 index c2f84c814..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_getspecific.c +++ /dev/null @@ -1,20 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -extern struct _thread_key __thread_keys[PTHREAD_KEYS_MAX]; -const void *pthread_getspecific(pthread_key_t key) -{ - int id; - __THREAD_INIT(); - - id=__find_thread_id(getpid()); - - if ((key<PTHREAD_KEYS_MAX) && (__thread_keys[key].used)) { - return __thread_keys[key].tkd[id]; - } - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_join.c b/mdk-stage1/dietlibc/libpthread/pthread_join.c deleted file mode 100644 index 5b295bad1..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_join.c +++ /dev/null @@ -1,50 +0,0 @@ -#include <unistd.h> -#include <stdlib.h> -#include <errno.h> - -#include "thread_internal.h" -#include <pthread.h> - -int pthread_join(pthread_t th, void **thread_return) -{ - pthread_t j; - _pthread_descr this, thread; - - __THREAD_INIT(); - - this = __thread_self(); - j=__find_thread_id(th); - - if (j==-1) { - (*(__errno_location()))=ESRCH; - return -1; - } - - thread = __get_thread_struct(j); - - /* error handling */ - if (thread==0) { - (*(__errno_location()))=ESRCH; - return -1; - } - - if (this==thread) { - (*(__errno_location()))=EDEADLK; - return -1; - } - - if (thread->detached || thread->joined) { - (*(__errno_location()))=EINVAL; - return -1; - } - - thread->joined=this; - this->join=1; - - while(this->join) __thread_wait_some_time(); - - if (thread_return) *thread_return=this->retval; - - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_key_create.c b/mdk-stage1/dietlibc/libpthread/pthread_key_create.c deleted file mode 100644 index 44fccea6a..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_key_create.c +++ /dev/null @@ -1,35 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -extern struct _pthread_fastlock __thread_keys_lock; -extern struct _thread_key __thread_keys[PTHREAD_KEYS_MAX]; -int pthread_key_create(pthread_key_t *key, void (*destructor)(const void*)) -{ - int ret=-1,i; - - __THREAD_INIT(); - - __NO_ASYNC_CANCEL_BEGIN; - __pthread_lock(&__thread_keys_lock); - - for (i=0; i<PTHREAD_KEYS_MAX; i++) { - if (!__thread_keys[i].used) { - __thread_keys[i].used=1; - __thread_keys[i].destructor=destructor; - memset(__thread_keys[i].tkd,0,PTHREAD_THREADS_MAX*sizeof(struct _thread_key)); - *key=i; - ret=0; - break; - } - } - - __pthread_unlock(&__thread_keys_lock); - __NO_ASYNC_CANCEL_END; - - if (ret) (*__errno_location())=EAGAIN; - return ret; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_key_delete.c b/mdk-stage1/dietlibc/libpthread/pthread_key_delete.c deleted file mode 100644 index b1bc366e2..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_key_delete.c +++ /dev/null @@ -1,21 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -extern struct _thread_key __thread_keys[PTHREAD_KEYS_MAX]; -int pthread_key_delete(pthread_key_t key) -{ - __THREAD_INIT(); - - if (key>=PTHREAD_KEYS_MAX) { - (*__errno_location())=EINVAL; - return -1; - } - - __thread_keys[key].used=0; - - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_destroy.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_destroy.c deleted file mode 100644 index 33a16abd4..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_destroy.c +++ /dev/null @@ -1,16 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_mutex_destroy(pthread_mutex_t *mutex) -{ - __THREAD_INIT(); - - if ((mutex->owner)||(mutex->lock.__spinlock)) { - (*(__errno_location()))=EBUSY; - return -1; - } - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_init.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_init.c deleted file mode 100644 index b1797fb20..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_init.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_mutex_init(pthread_mutex_t *mutex, - const pthread_mutexattr_t *mutexattr) -{ - __THREAD_INIT(); - - memset(mutex,0,sizeof(pthread_mutex_t)); - if (mutexattr) { - mutex->kind=mutexattr->__mutexkind; - } - return 0; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c deleted file mode 100644 index 0c3ade9e8..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c +++ /dev/null @@ -1,33 +0,0 @@ -#include <unistd.h> -#include <sched.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -/* will never return EINVAL ! */ - -int pthread_mutex_lock(pthread_mutex_t *mutex) -{ - _pthread_descr this; - - __THREAD_INIT(); - - this = __thread_self(); - - if (this!=mutex->owner) { - /* wait for mutex to free */ - __pthread_lock(&(mutex->lock)); - - mutex->owner=this; - } - else if (mutex->kind==PTHREAD_MUTEX_ERRORCHECK_NP) - { - (*(__errno_location()))=EDEADLK; - return -1; - } - - if (mutex->kind==PTHREAD_MUTEX_RECURSIVE_NP) ++(mutex->count); - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_trylock.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_trylock.c deleted file mode 100644 index fcf63f75e..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_trylock.c +++ /dev/null @@ -1,36 +0,0 @@ -#include <unistd.h> -#include <sched.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -/* will never return EINVAL ! */ - -int pthread_mutex_trylock(pthread_mutex_t *mutex) -{ - _pthread_descr this; - - __THREAD_INIT(); - - this = __thread_self(); - - if (this!=mutex->owner) { - /* wait for mutex to free */ - if (__pthread_trylock(&(mutex->lock))) { - (*(__errno_location()))=EBUSY; - return -1; - } - - mutex->owner=this; - } - else if (mutex->kind==PTHREAD_MUTEX_ERRORCHECK_NP) - { - (*(__errno_location()))=EDEADLK; - return -1; - } - - if (mutex->kind==PTHREAD_MUTEX_RECURSIVE_NP) ++(mutex->count); - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_unlock.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_unlock.c deleted file mode 100644 index 0b5a1d0f7..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_unlock.c +++ /dev/null @@ -1,34 +0,0 @@ -#include <unistd.h> -#include <sched.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -/* will never return EINVAL ! */ - -int pthread_mutex_unlock(pthread_mutex_t *mutex) -{ - _pthread_descr this; - - __THREAD_INIT(); - - this = __thread_self(); - - if (this==mutex->owner) { - if (mutex->kind==PTHREAD_MUTEX_RECURSIVE_NP) { - if (--(mutex->count)) - return 0; - } - - mutex->owner=0; - __pthread_unlock(&(mutex->lock)); - } - else if (mutex->kind==PTHREAD_MUTEX_ERRORCHECK_NP) - { - (*(__errno_location()))=EPERM; - return -1; - } - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_getkind_np.c b/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_getkind_np.c deleted file mode 100644 index 63cd9133c..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_getkind_np.c +++ /dev/null @@ -1,13 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_mutexattr_getkind_np(const pthread_mutexattr_t *attr, int *kind) -{ - __THREAD_INIT(); - - *kind=attr->__mutexkind; - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_init.c b/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_init.c deleted file mode 100644 index ff60e4c74..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_init.c +++ /dev/null @@ -1,15 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_mutexattr_init(pthread_mutexattr_t *attr) -{ - __THREAD_INIT(); - - attr->__mutexkind = 0; - return 0; -} - -int pthread_mutexattr_destroy(pthread_mutexattr_t *attr) __attribute__((alias ("pthread_mutexattr_init"))); diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_setkind_np.c b/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_setkind_np.c deleted file mode 100644 index ac600f8ed..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutexattr_setkind_np.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_mutexattr_setkind_np(pthread_mutexattr_t *attr, int kind) -{ - __THREAD_INIT(); - - if ((kind==PTHREAD_MUTEX_FAST_NP) || (kind==PTHREAD_MUTEX_RECURSIVE_NP) || - (kind==PTHREAD_MUTEX_ERRORCHECK_NP)) { - attr->__mutexkind=kind; - return 0; - } - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_once.c b/mdk-stage1/dietlibc/libpthread/pthread_once.c deleted file mode 100644 index 16d9cb392..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_once.c +++ /dev/null @@ -1,9 +0,0 @@ -#include <pthread.h> -#include "thread_internal.h" - -int __pthread_once (pthread_once_t* once_control, void (*init_routine)(void)) -{ - if (!(__testandset(once_control))) init_routine(); - return 0; -} -int pthread_once (pthread_once_t* once_control, void (*init_routine)(void)) __attribute__((alias("__pthread_once"))); diff --git a/mdk-stage1/dietlibc/libpthread/pthread_self.c b/mdk-stage1/dietlibc/libpthread/pthread_self.c deleted file mode 100644 index 394686dd4..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_self.c +++ /dev/null @@ -1,4 +0,0 @@ -#include <unistd.h> -#include <pthread.h> - -pthread_t pthread_self() { return getpid(); } diff --git a/mdk-stage1/dietlibc/libpthread/pthread_setcancelstate.c b/mdk-stage1/dietlibc/libpthread/pthread_setcancelstate.c deleted file mode 100644 index b906492fb..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_setcancelstate.c +++ /dev/null @@ -1,25 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_setcancelstate(int state, int *oldstate) -{ - _pthread_descr thread; - - __THREAD_INIT(); - - if ((state==PTHREAD_CANCEL_ENABLE) || (state==PTHREAD_CANCEL_DISABLE)) - { - thread = __thread_self(); - - if (oldstate) *oldstate = thread->cancelstate; - thread->cancelstate = state; - - return 0; - } - - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_setcanceltype.c b/mdk-stage1/dietlibc/libpthread/pthread_setcanceltype.c deleted file mode 100644 index 03d1f53de..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_setcanceltype.c +++ /dev/null @@ -1,25 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pthread_setcanceltype(int type, int *oldtype) -{ - _pthread_descr thread; - - __THREAD_INIT(); - - if ((type==PTHREAD_CANCEL_DEFERRED) || (type==PTHREAD_CANCEL_ASYNCHRONOUS)) - { - thread = __thread_self(); - - if (oldtype) *oldtype = thread->canceltype; - thread->canceltype = type; - - return 0; - } - - (*(__errno_location()))=EINVAL; - return -1; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_setspecific.c b/mdk-stage1/dietlibc/libpthread/pthread_setspecific.c deleted file mode 100644 index 78339c20b..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_setspecific.c +++ /dev/null @@ -1,21 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -extern struct _thread_key __thread_keys[PTHREAD_KEYS_MAX]; -int pthread_setspecific(pthread_key_t key, const void *value) -{ - int id; - __THREAD_INIT(); - - id=__find_thread_id(getpid()); - if ((key<PTHREAD_KEYS_MAX) && (__thread_keys[key].used)) { - __thread_keys[key].tkd[id]=value; - return 0; - } - (*__errno_location())=EINVAL; - return -1; -} - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_spinlock.c b/mdk-stage1/dietlibc/libpthread/pthread_spinlock.c deleted file mode 100644 index 449782adf..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_spinlock.c +++ /dev/null @@ -1,38 +0,0 @@ -#include <time.h> -#include <pthread.h> -#include "thread_internal.h" - -static void __pthread_acquire(int * spinlock) -{ - int cnt = 0; - struct timespec tm; - - while (__testandset(spinlock)) { - if (cnt < MAX_SPIN_COUNT) { - sched_yield(); - cnt++; - } else { - tm.tv_sec = 0; - tm.tv_nsec = SPIN_SLEEP_DURATION; - __libc_nanosleep(&tm, 0); - cnt = 0; - } - } -} - -void __pthread_lock(struct _pthread_fastlock * lock) -{ - __pthread_acquire(&lock->__spinlock); -} - -int __pthread_trylock(struct _pthread_fastlock * lock) -{ - return __testandset(&lock->__spinlock); -} - -int __pthread_unlock(struct _pthread_fastlock * lock) -{ - return (lock->__spinlock = 0); -} - - diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_alloc.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_alloc.c deleted file mode 100644 index 9f7d23d79..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_alloc.c +++ /dev/null @@ -1,26 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -static pthread_mutex_t mutex_alloc = PTHREAD_MUTEX_INITIALIZER; - -void free(void *ptr) -{ - __NO_ASYNC_CANCEL_BEGIN; - pthread_mutex_lock(&mutex_alloc); - __libc_free(ptr); - pthread_mutex_unlock(&mutex_alloc); - __NO_ASYNC_CANCEL_END; -} - -void *malloc(size_t size) -{ - register void *ret; - __NO_ASYNC_CANCEL_BEGIN; - pthread_mutex_lock(&mutex_alloc); - ret=__libc_malloc(size); - pthread_mutex_unlock(&mutex_alloc); - __NO_ASYNC_CANCEL_END; - return ret; -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_close.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_close.c deleted file mode 100644 index 84d5d5f36..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_close.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int close(int fd) -{ - __TEST_CANCEL(); - return __libc_close(fd); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_create.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_create.c deleted file mode 100644 index 9d47844f5..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_create.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int creat(const char *pathname, mode_t mode) -{ - __TEST_CANCEL(); - return __libc_creat(pathname,mode); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_fcntl.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_fcntl.c deleted file mode 100644 index 99210a488..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_fcntl.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int fcntl(int fd, int cmd, void *arg) -{ - __TEST_CANCEL(); - return __libc_fcntl(fd,cmd,arg); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_fsync.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_fsync.c deleted file mode 100644 index a2c995069..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_fsync.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int fsync(int fd) -{ - __TEST_CANCEL(); - return __libc_fsync(fd); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c deleted file mode 100644 index 6070ad219..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_logging.c +++ /dev/null @@ -1,31 +0,0 @@ -#include <unistd.h> -#include <stdarg.h> - -#include <pthread.h> -#include "thread_internal.h" - -static pthread_mutex_t mutex_syslog = PTHREAD_MUTEX_INITIALIZER; - -void closelog(void) -{ - pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog); - pthread_mutex_lock(&mutex_syslog); - __libc_closelog(); - pthread_cleanup_pop(1); -} - -void openlog(const char *ident, int option, int facility) -{ - pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog); - pthread_mutex_lock(&mutex_syslog); - __libc_openlog(ident, option, facility); - pthread_cleanup_pop(1); -} - -void vsyslog(int priority, const char *format, va_list arg_ptr) -{ - pthread_cleanup_push((void(*)(void*))pthread_mutex_unlock,&mutex_syslog); - pthread_mutex_lock(&mutex_syslog); - __libc_vsyslog(priority, format, arg_ptr); - pthread_cleanup_pop(1); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_nanosleep.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_nanosleep.c deleted file mode 100644 index 699de4654..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_nanosleep.c +++ /dev/null @@ -1,11 +0,0 @@ -#include <time.h> -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int nanosleep(const struct timespec *req, struct timespec *rem) -{ - __TEST_CANCEL(); - return __libc_nanosleep(req,rem); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_open.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_open.c deleted file mode 100644 index 513f6a323..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_open.c +++ /dev/null @@ -1,12 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int __pthread_open(const char *pathname, int flags, mode_t mode) -{ - __TEST_CANCEL(); - return __libc_open(pathname,flags,mode); -} - -int open(const char *pathname, int flags, ...) __attribute__((alias("__pthread_open"))); diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_pause.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_pause.c deleted file mode 100644 index ab15ead11..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_pause.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int pause() -{ - __TEST_CANCEL(); - return __libc_pause(); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_read.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_read.c deleted file mode 100644 index 60f886003..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_read.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int read(int fd, void *buf, size_t count) -{ - __TEST_CANCEL(); - return __libc_read(fd,buf,count); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_sigsuspend.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_sigsuspend.c deleted file mode 100644 index 72cd783ae..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_sigsuspend.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int sigsuspend(const sigset_t *mask) -{ - __TEST_CANCEL(); - return __libc_sigsuspend(mask); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_tcdrain.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_tcdrain.c deleted file mode 100644 index 1ac33adfc..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_tcdrain.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int tcdrain(int fd) -{ - __TEST_CANCEL(); - return __libc_tcdrain(fd); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_waitpid.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_waitpid.c deleted file mode 100644 index 76d5ddca7..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_waitpid.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -pid_t waitpid(pid_t pid, int *status, int options) -{ - __TEST_CANCEL(); - return __libc_waitpid(pid,status,options); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_sys_write.c b/mdk-stage1/dietlibc/libpthread/pthread_sys_write.c deleted file mode 100644 index 37541ae42..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_sys_write.c +++ /dev/null @@ -1,10 +0,0 @@ -#include <unistd.h> - -#include <pthread.h> -#include "thread_internal.h" - -int write(int fd, const void *buf, size_t count) -{ - __TEST_CANCEL(); - return __libc_write(fd,buf,count); -} diff --git a/mdk-stage1/dietlibc/libpthread/pthread_testcancel.c b/mdk-stage1/dietlibc/libpthread/pthread_testcancel.c deleted file mode 100644 index 68f91e743..000000000 --- a/mdk-stage1/dietlibc/libpthread/pthread_testcancel.c +++ /dev/null @@ -1,16 +0,0 @@ -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -void pthread_testcancel() -{ - _pthread_descr thread; - __THREAD_INIT(); - - thread=__thread_self(); - - if (thread->canceled) { - pthread_exit(PTHREAD_CANCELED); - } -} diff --git a/mdk-stage1/dietlibc/libpthread/test.c b/mdk-stage1/dietlibc/libpthread/test.c deleted file mode 100644 index 3272c1753..000000000 --- a/mdk-stage1/dietlibc/libpthread/test.c +++ /dev/null @@ -1,72 +0,0 @@ -#include <stdio.h> -#include <pthread.h> - -#include <unistd.h> -#include <signal.h> - -#include <errno.h> - -int ra; - -void test(int sig) -{ - printf("SIGNAL %d in %d\n",sig,getpid()); - fflush(stdout); - signal(SIGHUP, test); -} - -void* thread(void* arg) -{ - int i; - for (i=0;i<10; i++) - { - printf("child %ld %8p\n", pthread_self(),arg); - sleep(1); - } - return arg; -} - -void* thread2(void *arg) -{ - pthread_t t; - int i; - - printf("child %ld %8p\n", pthread_self(),arg); - for (i=0; i<3; ++i) { - printf("child starting next in %d secs %ld %8p\n", 3-i, pthread_self(),arg); - sleep(1); - } - pthread_create(&t,0, thread, (void*)2); - printf("new child @ %ld\n",t); - return (void*)t; -} - -int main(int argc, char*argv[]) -{ - pthread_t t; - - signal(SIGHUP, test); - - pthread_create(&t,0, thread2, 0); - pthread_create(&t,0, thread, (void *)3); - pthread_create(&t,0, thread, (void *)1); - - puts("main"); - -#if 0 - { - int i; - for(i=0;i<4;i++) sleep(1); - } -#else - { - int *tt; - int i = pthread_join(t,(void*)&tt); - printf("join %d %p %d\n",i,tt,(*(__errno_location()))); - } -#endif - - puts("main exit"); - - return 0; -} diff --git a/mdk-stage1/dietlibc/libpthread/thread_internal.c b/mdk-stage1/dietlibc/libpthread/thread_internal.c deleted file mode 100644 index a93806203..000000000 --- a/mdk-stage1/dietlibc/libpthread/thread_internal.c +++ /dev/null @@ -1,344 +0,0 @@ -#include <signal.h> -#include <string.h> -#include <sys/wait.h> -#include <unistd.h> -#include <stdlib.h> -#include <errno.h> - -#include <sched.h> -#include <sys/resource.h> - -#include <stdio.h> -#include "thread_internal.h" - -static struct _pthread_fastlock __thread_struct_lock = {0}; -static struct _pthread_descr_struct threads[PTHREAD_THREADS_MAX]; -static int _max_used_thread_id=1; -pthread_once_t __thread_inited; - -static struct _pthread_fastlock __manager_thread_signal_lock = {0}; -static struct _pthread_fastlock __manager_thread_data_lock = {1}; -static struct _pthread_fastlock __manager_thread_data_go_lock = {1}; - -//#define DEBUG - -/* find thread */ -int __find_thread_id(int pid) -{ - register int i; - for (i=0; i<_max_used_thread_id; i++) - if (threads[i].pid==pid) - return i; - return -1; -} - -/* get thread */ -_pthread_descr __get_thread_struct(int id) -{ - return threads+id; -} - -/* thread errno location */ -int *__errno_location(void) -{ - int id=0; - if (__thread_inited) id=__find_thread_id(getpid()); - if (id<0) - return 0; - else - return &threads[id].errno; -} - -/* thread self */ -_pthread_descr __thread_self() -{ - register int i=__find_thread_id(getpid()); - if (i<0) - return 0; - else - return threads+i; -} - -/* allocate a thread slot */ -_pthread_descr __thread_get_free() -{ - _pthread_descr ret=0; - int i; - - __NO_ASYNC_CANCEL_BEGIN; - __pthread_lock(&__thread_struct_lock); - - for (i=0; i<PTHREAD_THREADS_MAX; i++) { - if (threads[i].pid==0) { - threads[i].pid=1; /* mark as taken */ - ret = threads+i; - if (i>=_max_used_thread_id) _max_used_thread_id=i+1; - break; - } - } - - __pthread_unlock(&__thread_struct_lock); - __NO_ASYNC_CANCEL_END; - return ret; -} - -/* sleep a little (reschedule for this time) */ -void __thread_wait_some_time() -{ - struct timespec reg; - reg.tv_sec=0; - reg.tv_nsec=SPIN_SLEEP_DURATION; - __libc_nanosleep(®,0); -} - -/* cleanup a thread struct */ -void __thread_cleanup(_pthread_descr th) -{ - /* lib provided stack should be freed */ - if (th->stack_begin) free(th->stack_begin); - - /* an other thread has joined this on */ - if (th->joined) { - th->joined->retval=th->retval; - th->joined->join=0; - th->joined=0; - } - th->pid=0; /* mark struct as free */ -} - -/* SIGHUP handler (thread cnacel) PTHREAD_CANCEL_ASYNCHRONOUS */ -static void __thread_cancel_handler(int sig) -{ - _pthread_descr this; - this = __thread_self(); - this->canceled=1; - if (this->canceltype==PTHREAD_CANCEL_ASYNCHRONOUS) - pthread_exit(PTHREAD_CANCELED); - signal( SIGHUP, __thread_cancel_handler ); -} - -/* kill ALL threads / other then prime task and manager thread */ -static void __kill_all_threads() -{ - int i; - - for (i=2; i<_max_used_thread_id; i++) { - if (threads[i].pid>1) { -#ifdef DEBUG - printf("CANCEL ! %d\n",threads[i].pid); -#endif - threads[i].canceled=1; - kill(threads[i].pid, SIGHUP); /* cancel thread */ - } - } - - __thread_wait_some_time(); - - for (i=2; i<_max_used_thread_id; i++) { - if (threads[i].pid>1) { -#ifdef DEBUG - printf("KILL ! %d\n",threads[i].pid); -#endif - kill(threads[i].pid, SIGTERM); /* KILL thread */ - } - } -} - -__attribute__((weak)) volatile void __thread_start__key(int id) { return; } -__attribute__((weak,alias("__thread_start__key"))) volatile void __thread_exit__key(int id); - -/* support for manager */ -static void *__mthread_starter(void *arg) -{ - _pthread_descr td = (_pthread_descr)arg; - int i = td->stack_size-4096; - - /* just to be sure */ - td->pid=getpid(); - - /* signal handling for a thread */ - signal(SIGTERM, _exit); - signal(SIGCHLD, SIG_DFL); - signal(SIGHUP, __thread_cancel_handler ); - - /* limit stack so that we NEVER have to worry */ - setrlimit(RLIMIT_STACK, (struct rlimit *)(&i)); - - /* set scheduler */ - if (td->policy!=SCHED_OTHER) { - struct sched_param sp; - sp.sched_priority=td->priority; - sched_setscheduler(td->pid,td->policy, &sp); - } - - /* thread_key glue */ - __thread_start__key(td-threads); - -#ifdef DEBUG - printf("in starter %d, parameter %8p\n", td->pid, td->func); -#endif - - if (!td->canceled) { - if (!(setjmp(td->jmp_exit))) { - td->retval=td->func(td->arg); -#ifdef DEBUG - } else { - printf("pthread_exit called in %d\n", td->pid); -#endif - } - } - pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED,0); - - /* thread_key glue */ - __thread_exit__key(td-threads); - -#ifdef DEBUG - printf("end starter %d, retval %8p\n", td->pid, td->retval); -#endif - - /* wake joined thread and put retval */ - if (td->joined) { - td->joined->retval=td->retval; - td->joined->join=0; - td->joined=0; - } - - /* execute all functions on the cleanup-stack */ - for (i=PTHREAD_MAX_CLEANUP;i;) { - if (td->cleanup_stack[--i].func) { - td->cleanup_stack[i].func(td->cleanup_stack[i].arg); - } - } - - return 0; -} - - -/* manager thread and signal handler */ -static char __manager_thread_stack[12*1024]; -static volatile _pthread_descr __manager_thread_data; -static void __manager_SIGCHLD(int sig) -{ - int pid, status, i; - - while(1) { - pid = __libc_waitpid (-1, &status, WNOHANG); - if (pid <= 0) break; - - for (i=0; i<_max_used_thread_id; i++) { - if (threads[i].pid==pid) { - __thread_cleanup(threads+i); - break; - } - } - } -} - -static void __manager_SIGTERM(int sig) -{ - __kill_all_threads(); - _exit(0); -} - -static void* __manager_thread(void *arg) -{ - struct sigaction sig_action_chld; - sig_action_chld.sa_handler = __manager_SIGCHLD; - sigemptyset(&sig_action_chld.sa_mask); - sig_action_chld.sa_flags = SA_RESTART; - - sigaction(SIGCHLD, &sig_action_chld, 0); - signal(SIGTERM, __manager_SIGTERM); - signal(SIGHUP, SIG_IGN); - - __pthread_unlock(&__manager_thread_data_go_lock); /* release init */ - while(1) { - do { - __thread_wait_some_time(); - if (getppid()<0) __manager_SIGTERM(0); - } while (__pthread_trylock(&__manager_thread_data_lock)); - - __manager_thread_data->pid = - __clone(__mthread_starter, - __manager_thread_data->stack_addr, - CLONE_VM | CLONE_FS | CLONE_FILES | SIGCHLD, - __manager_thread_data); - __thread_wait_some_time(); -#ifdef DEBUG - printf("manager new thread %d\n",__manager_thread_data->pid); -#endif - __pthread_unlock(&__manager_thread_data_go_lock); /* release sender */ - } - return 0; -} - -/* pthread_create bottom half */ -int signal_manager_thread(_pthread_descr td) -{ - __NO_ASYNC_CANCEL_BEGIN; - - __pthread_lock(&__manager_thread_signal_lock); /* lock */ - - __manager_thread_data = td; - __thread_wait_some_time(); - __pthread_unlock(&__manager_thread_data_lock); /* signal manager to start */ - __thread_wait_some_time(); - __pthread_lock(&__manager_thread_data_go_lock); /* wait for manager */ - - __pthread_unlock(&__manager_thread_signal_lock); /* unlock */ - - __NO_ASYNC_CANCEL_END; - - return td->pid; -} - - -/* thread stop */ -static void __thread_main_exit() -{ - if (getpid()!=threads[0].pid) { -#ifdef DEBUG - printf("A THREAD ? %d\n",getpid()); -#endif - kill(threads[0].pid, SIGTERM); - while(1) __thread_wait_some_time(); - } -#ifdef DEBUG - else - printf("EXIT ! %d\n",getpid()); -#endif - - /* stop ALL threads */ - kill(threads[1].pid, SIGTERM); - __thread_wait_some_time(); - __kill_all_threads(); -} - -/* thread intern init */ -void __thread_init() -{ - if (atexit(__thread_main_exit)==-1) - exit(42); - -#ifdef DEBUG - printf("INIT ! %d\n",getpid()); - memset(threads,0,sizeof(threads)); -#endif - - threads[0].pid = getpid(); - - ++_max_used_thread_id; - threads[1].stack_size=sizeof(__manager_thread_stack); - threads[1].stack_addr=&__manager_thread_stack[sizeof(__manager_thread_stack)]; - threads[1].stack_begin=0; - threads[1].func=__manager_thread; - - threads[1].pid = __clone(__mthread_starter, threads[1].stack_addr, - CLONE_VM | CLONE_FS | CLONE_FILES, threads+1); - -#ifdef DEBUG - printf("manager thread @ : %d\n",threads[1].pid); -#endif - __pthread_lock(&__manager_thread_data_go_lock); /* wait for manager to be ready */ -} - diff --git a/mdk-stage1/dietlibc/libpthread/thread_internal.h b/mdk-stage1/dietlibc/libpthread/thread_internal.h deleted file mode 100644 index 5eb3bbd08..000000000 --- a/mdk-stage1/dietlibc/libpthread/thread_internal.h +++ /dev/null @@ -1,131 +0,0 @@ -#ifndef __THREAD_INTERNAL_H__ -#define __THREAD_INTERNAL_H__ - -#include <pthread.h> -#include <stdarg.h> -#include <setjmp.h> -#include "dietfeatures.h" -#ifndef WANT_THREAD_SAFE -#error "the diet libc is not compiled with thread safeness enabled!" -#endif - -/* cleanup */ -#define PTHREAD_MAX_CLEANUP 8 -struct thread_cleanup_t { - void (*func)(void*); - void *arg; -}; - -/* the thread descriptor / internal */ -struct _pthread_descr_struct { - /* runtime handling */ - struct _pthread_descr_struct *joined; /* a joined thread or NULL */ - - /* conditional variables */ - struct _pthread_descr_struct *waitnext; /* an other waiting thread or NULL */ - int waiting; /* internal waiting "lock" */ - - /* thread/process data */ - int pid; /* Process id */ - - int policy; /* thread scheduling policy */ - int priority; /* thread priority */ - - /* errno handling */ - int errno; - int h_errno; - - /* stack handling */ - unsigned int stack_size; /* stack size for setrlimit */ - void *stack_addr; /* stack address for clone */ - void *stack_begin; /* begin of lib-stack / lowest address (free) */ - - /* thread exit handling */ - void *retval; /* thread return value */ - int join; /* thread waits for other to return */ - jmp_buf jmp_exit; /* pthread_exit jump */ - - /* thread flags */ - int detached; /* thread is detached */ - int canceled; /* thread canceled */ - - /* cancel handling */ - int cancelstate; /* cancel state */ - int canceltype; /* type of cancellation */ - - /* thread basics */ - void* (*func) (void* arg); /* thread function */ - void* arg; /* thread argument */ - - /* create thread / manager thread lock */ - struct _pthread_fastlock *manager_lock; - - /* cleanup stack */ - struct thread_cleanup_t cleanup_stack[PTHREAD_MAX_CLEANUP]; - -} __attribute__ ((aligned(32))); - -/* thread keys */ -struct _thread_key { - int used; - void (*destructor)(const void*); - const void *tkd[PTHREAD_THREADS_MAX]; -}; - -/* internal stuff */ -int __testandset(int *spinlock); - -void __pthread_lock(struct _pthread_fastlock * lock); -int __pthread_trylock(struct _pthread_fastlock * lock); -int __pthread_unlock(struct _pthread_fastlock * lock); - -int __clone(void* (*fn)(void*), void* stack, int flags, void *arg); - -int __find_thread_id(int pid); -_pthread_descr __get_thread_struct(int id); - -_pthread_descr __thread_get_free(); -_pthread_descr __thread_self(); - -void __thread_cleanup(_pthread_descr th); - -void __thread_wait_some_time(); - -#define __NO_ASYNC_CANCEL_BEGIN { int oldtype; pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, &oldtype); -#define __NO_ASYNC_CANCEL_END pthread_setcanceltype(oldtype,0); pthread_testcancel(); } -#define __NO_ASYNC_CANCEL_STOP pthread_setcanceltype(oldtype,0); } - -/* manager thread stuff */ -int signal_manager_thread(_pthread_descr td); - -/* init stuff */ -extern pthread_once_t __thread_inited; -void __thread_init(); -#define __THREAD_INIT() __pthread_once(&__thread_inited, __thread_init) -#define __TEST_CANCEL() pthread_testcancel() - -/* diet libc syscalls */ - -void __libc_free(void *ptr); -void *__libc_malloc(size_t size); - -void __libc_closelog(void); -void __libc_openlog(const char *ident, int option, int facility); -void __libc_vsyslog(int priority, const char *format, va_list arg_ptr); - -pid_t __libc_fork(void); - -int __libc_close(int fd); -int __libc_creat(const char *pathname, mode_t mode); -int __libc_fcntl(int fd, int cmd, void *arg); -int __libc_fsync(int fd); -int __libc_nanosleep(const struct timespec *req, struct timespec *rem); -int __libc_open(const char *pathname, int flags, mode_t mode); -int __libc_pause(void); -int __libc_read(int fd, void *buf, size_t count); -int __libc_sigsuspend(const sigset_t *mask); -int __libc_tcdrain(int fd); -pid_t __libc_waitpid(pid_t pid, int *status, int options); -int __libc_write(int fd, const void *buf, size_t count); - -#endif diff --git a/mdk-stage1/dietlibc/libpthread/thread_key.c b/mdk-stage1/dietlibc/libpthread/thread_key.c deleted file mode 100644 index b0f719fc9..000000000 --- a/mdk-stage1/dietlibc/libpthread/thread_key.c +++ /dev/null @@ -1,41 +0,0 @@ -#include <unistd.h> -#include <errno.h> - -#include <pthread.h> -#include "thread_internal.h" - -struct _pthread_fastlock __thread_keys_lock; -struct _thread_key __thread_keys[PTHREAD_KEYS_MAX]; - -void __thread_start__key(int id) -{ - int i; - - __NO_ASYNC_CANCEL_BEGIN; - __pthread_lock(&__thread_keys_lock); - - for (i=0; i<PTHREAD_KEYS_MAX; i++) { - __thread_keys[i].tkd[id]=0; - } - - __pthread_unlock(&__thread_keys_lock); - __NO_ASYNC_CANCEL_END; -} - -void __thread_exit__key(int id) -{ - int i,try; - - __NO_ASYNC_CANCEL_BEGIN; - __pthread_lock(&__thread_keys_lock); - - for (i=0; i<PTHREAD_KEYS_MAX; i++) { - if ((__thread_keys[i].used) && (__thread_keys[i].destructor)) { - for (try=0;__thread_keys[i].tkd[id] && (try<PTHREAD_DESTRUCTOR_ITERATIONS);++try) - __thread_keys[i].destructor(__thread_keys[i].tkd[id]); - } - } - - __pthread_unlock(&__thread_keys_lock); - __NO_ASYNC_CANCEL_STOP; -} |