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Set the errno as the error number that a pthread function returns #454

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Set the errno as the error number that a pthread function returns #454

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24 changes: 19 additions & 5 deletions src/sb_thread.c
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@

#ifdef HAVE_PTHREAD_H
# include <pthread.h>
# include <errno.h>
#endif

#ifndef HAVE_PTHREAD_CANCEL
Expand Down Expand Up @@ -122,8 +123,12 @@ static void* thread_start_routine_proxy(void *arg) {
int sb_thread_create(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine) (void *), void *arg)
{
int rv;
#ifdef HAVE_PTHREAD_CANCEL
return pthread_create(thread, attr, start_routine, arg);
rv = pthread_create(thread, attr, start_routine, arg);
if (rv)
errno = rv;
return rv;
#else
struct sb_thread_proxy *proxy = malloc(sizeof(struct sb_thread_proxy));
if (!proxy)
Expand All @@ -132,27 +137,36 @@ int sb_thread_create(pthread_t *thread, const pthread_attr_t *attr,
}
proxy->start_routine = start_routine;
proxy->arg = arg;
int rv = pthread_create(thread, attr, thread_start_routine_proxy, proxy);
rv = pthread_create(thread, attr, thread_start_routine_proxy, proxy);
if (rv)
{
free(proxy);
errno = rv;
}
return rv;
#endif
}

int sb_thread_join(pthread_t thread, void **retval)
{
return pthread_join(thread, retval);
int rv;
rv = pthread_join(thread, retval);
if (rv)
errno = rv;
return rv;
}

int sb_thread_cancel(pthread_t thread)
{
int rv;
#ifdef HAVE_PTHREAD_CANCEL
return pthread_cancel(thread);
rv = pthread_cancel(thread);
#else
return pthread_kill(thread, thread_cancel_signal);
rv = pthread_kill(thread, thread_cancel_signal);
#endif
if (rv)
errno = rv;
return rv;
}

int sb_thread_create_workers(void *(*worker_routine)(void*))
Expand Down