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author | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 14:17:54 +0000 |
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committer | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 14:17:54 +0000 |
commit | 9097327dc1c667fc51b8e05cc7c0626fac96665d (patch) | |
tree | 1a67c4a8c6116747dfe0177e96928805dbba94b0 /mdk-stage1/dietlibc/libpthread/pthread_join.c | |
parent | f15aa3a552022743398a652165d76bf912c715e5 (diff) | |
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Initial revision
Diffstat (limited to 'mdk-stage1/dietlibc/libpthread/pthread_join.c')
-rw-r--r-- | mdk-stage1/dietlibc/libpthread/pthread_join.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_join.c b/mdk-stage1/dietlibc/libpthread/pthread_join.c new file mode 100644 index 000000000..5b295bad1 --- /dev/null +++ b/mdk-stage1/dietlibc/libpthread/pthread_join.c @@ -0,0 +1,50 @@ +#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; +} + |