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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_create.c | |
parent | f15aa3a552022743398a652165d76bf912c715e5 (diff) | |
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Initial revision
Diffstat (limited to 'mdk-stage1/dietlibc/libpthread/pthread_create.c')
-rw-r--r-- | mdk-stage1/dietlibc/libpthread/pthread_create.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_create.c b/mdk-stage1/dietlibc/libpthread/pthread_create.c new file mode 100644 index 000000000..b4a499081 --- /dev/null +++ b/mdk-stage1/dietlibc/libpthread/pthread_create.c @@ -0,0 +1,76 @@ +#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; +} |