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author | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
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committer | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-02-18 16:48:11 +0000 |
commit | 8182e7cfe7d9c60567e48b876282594395062530 (patch) | |
tree | bb743948c6e926539b030102b804b5708222e8d4 /mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c | |
parent | c93f95560d3fde9eaefcc62c454c67b8b5626fa7 (diff) | |
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Merge in CVS dietlibc 0.21 for IA-64 and X86-64 support. However, drop the
following architectures we currently don't support: arm, mips, mipsel, parisc,
s390, sparc64.
Diffstat (limited to 'mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c')
-rw-r--r-- | mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c b/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c index 0c3ade9e8..0df2bcd8d 100644 --- a/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c +++ b/mdk-stage1/dietlibc/libpthread/pthread_mutex_lock.c @@ -15,19 +15,18 @@ int pthread_mutex_lock(pthread_mutex_t *mutex) this = __thread_self(); - if (this!=mutex->owner) { - /* wait for mutex to free */ - __pthread_lock(&(mutex->lock)); - - mutex->owner=this; - } - else if (mutex->kind==PTHREAD_MUTEX_ERRORCHECK_NP) - { - (*(__errno_location()))=EDEADLK; - return -1; + if (this==mutex->owner) { + if (mutex->kind==PTHREAD_MUTEX_ERRORCHECK_NP) + return EDEADLK; + if (mutex->kind==PTHREAD_MUTEX_RECURSIVE_NP) { + ++(mutex->count); + return 0; + } } - if (mutex->kind==PTHREAD_MUTEX_RECURSIVE_NP) ++(mutex->count); + /* wait for mutex to free */ + __pthread_lock(&(mutex->lock)); + mutex->owner=this; return 0; } |