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author | Nicolas Planel <nplanel@mandriva.com> | 2003-10-29 16:07:11 +0000 |
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committer | Nicolas Planel <nplanel@mandriva.com> | 2003-10-29 16:07:11 +0000 |
commit | de47eb59bb829423b1d0f47ba13099073999b3cb (patch) | |
tree | 827f35c4666e15ec66edae7c1fa05d963324602b /mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c | |
parent | 1fece42e9c460ca017fc4facad380f05163d8977 (diff) | |
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Corporate Server 2.1.1 releasetopic/Corpo_2_1
Diffstat (limited to 'mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c')
-rw-r--r-- | mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c b/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c index 0c6c0ae13..8db49e840 100644 --- a/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c +++ b/mdk-stage1/dietlibc/libpthread/pthread_cond_wait.c @@ -14,6 +14,7 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex) this=__thread_self(); /* put in wait-chain */ + __NO_ASYNC_CANCEL_BEGIN; __pthread_lock(&(cond->lock)); this->waiting=1; if (cond->wait_chain) { @@ -21,16 +22,37 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex) tmp->waitnext=this; } else cond->wait_chain=this; __pthread_unlock(&(cond->lock)); + __NO_ASYNC_CANCEL_STOP; /* 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 */ + if (this->canceled) break; /* we got a cancel signal */ } pthread_mutex_lock(mutex); - __TEST_CANCEL(); + __NO_ASYNC_CANCEL_BEGIN; + __pthread_lock(&(cond->lock)); + if (this->waiting) { /* still waiting -> SIGNAL */ + _pthread_descr prev; + /* remove from wait-chain */ + prev=cond->wait_chain; + if ((prev=cond->wait_chain)==this) { + cond->wait_chain=this->waitnext; + } else { + for (tmp=prev->waitnext;tmp;prev=tmp,tmp=prev->waitnext) { + if (tmp==this) { + prev->waitnext=this->waitnext; + break; + } + } + } + this->waiting=0; + this->waitnext=0; + } + __pthread_unlock(&(cond->lock)); + __NO_ASYNC_CANCEL_END; return 0; } |