From d2298ecbc9910e9186dad3eeb7fa8eed7bca9a80 Mon Sep 17 00:00:00 2001 From: rpj Date: Sat, 25 Jul 1998 15:46:04 +0000 Subject: Sun Jul 26 00:09:59 1998 Ross Johnson * sync.c: Rename all instances of _pthread_count_mutex to _pthread_table_mutex. * implement.h: Rename _pthread_count_mutex to _pthread_table_mutex. * global.c: Rename _pthread_count_mutex to _pthread_table_mutex. * create.c (pthread_create): Add critical sections. (_pthread_start_call): Rename _pthread_count_mutex to _pthread_table_mutex. --- create.c | 29 +++++++++++++++++++++++------ 1 file changed, 23 insertions(+), 6 deletions(-) (limited to 'create.c') diff --git a/create.c b/create.c index 3a3f4b5..4639b21 100644 --- a/create.c +++ b/create.c @@ -52,7 +52,7 @@ _pthread_start_call(void * us_arg) was called and there are no waiting joins. */ /* CRITICAL SECTION */ - pthread_mutex_lock(&_pthread_count_mutex); + pthread_mutex_lock(&_pthread_table_mutex); if (us->detach == TRUE && us->join_count == 0) @@ -60,7 +60,7 @@ _pthread_start_call(void * us_arg) _pthread_delete_thread_entry(us); } - pthread_mutex_lock(&_pthread_count_mutex); + pthread_mutex_lock(&_pthread_table_mutex); /* END CRITICAL SECTION */ } else @@ -73,7 +73,7 @@ _pthread_start_call(void * us_arg) was called and there are no waiting joins. */ /* CRITICAL SECTION */ - pthread_mutex_lock(&_pthread_count_mutex); + pthread_mutex_lock(&_pthread_table_mutex); if (us->detach == TRUE && us->join_count == 0) @@ -81,7 +81,7 @@ _pthread_start_call(void * us_arg) _pthread_delete_thread_entry(us); } - pthread_mutex_lock(&_pthread_count_mutex); + pthread_mutex_lock(&_pthread_table_mutex); /* END CRITICAL SECTION */ ret = 0; @@ -105,9 +105,17 @@ pthread_create(pthread_t *thread, pthread_attr_t * attr_copy; _pthread_threads_thread_t * us; /* Success unless otherwise set. */ - int ret = 0; + int ret; - if (_pthread_new_thread_entry((pthread_t) handle, us) == 0) + /* CRITICAL SECTION */ + pthread_mutex_lock(&_pthread_table_mutex); + + ret = _pthread_new_thread_entry((pthread_t) handle, us); + + pthread_mutex_lock(&_pthread_table_mutex); + /* END CRITICAL SECTION */ + + if (ret == 0) { attr_copy = &(us->attr); @@ -154,9 +162,18 @@ pthread_create(pthread_t *thread, } else { + /* CRITICAL SECTION */ + pthread_mutex_lock(&_pthread_table_mutex); + /* Remove the failed thread entry. */ _pthread_delete_thread_entry(us); + + pthread_mutex_lock(&_pthread_table_mutex); + /* END CRITICAL SECTION */ } return ret; } + + + -- cgit v1.2.3