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| author | Robert Collins <rbtcollins@hotmail.com> | 2002-02-28 13:50:41 +0000 |
|---|---|---|
| committer | Robert Collins <rbtcollins@hotmail.com> | 2002-02-28 13:50:41 +0000 |
| commit | 062401c9b4bf8a203d7e694194307d84e351fce0 (patch) | |
| tree | 8eedc5c349c466376c9b0529d2be5ea292b638b4 | |
| parent | 5c48da9a28f11b00341d619499e7387f0df6ad83 (diff) | |
| download | cygnal-062401c9b4bf8a203d7e694194307d84e351fce0.tar.gz cygnal-062401c9b4bf8a203d7e694194307d84e351fce0.tar.bz2 cygnal-062401c9b4bf8a203d7e694194307d84e351fce0.zip | |
2002-02-28 Robert Collins <rbtcollins@hotmail.com>
* thread.cc (semaphore::TryWait): Set errno as required by posix 1003.1.
(__sem_wait): Ditto.
(__sem_trywait): Ditto.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 6 | ||||
| -rw-r--r-- | winsup/cygwin/thread.cc | 15 |
2 files changed, 18 insertions, 3 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index d9d5a9472..4e87a5718 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,9 @@ +2002-02-28 Robert Collins <rbtcollins@hotmail.com> + + * thread.cc (semaphore::TryWait): Set errno as required by posix 1003.1. + (__sem_wait): Ditto. + (__sem_trywait): Ditto. + 2002-02-27 Christopher Faylor <cgf@redhat.com> * include/cygwin/version.h: Bump DLL minor number. diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc index ced5f6f80..5c44ca90a 100644 --- a/winsup/cygwin/thread.cc +++ b/winsup/cygwin/thread.cc @@ -807,7 +807,10 @@ semaphore::TryWait () *We probably need WaitForMultipleObjects here. */ if (WaitForSingleObject (win32_obj_id, 0) == WAIT_TIMEOUT) - return EAGAIN; + { + set_errno (EAGAIN); + return -1; + } currentvalue--; return 0; } @@ -2213,7 +2216,10 @@ int __sem_wait (sem_t *sem) { if (verifyable_object_isvalid (sem, SEM_MAGIC) != VALID_OBJECT) - return EINVAL; + { + set_errno (EINVAL); + return -1; + } (*sem)->Wait (); return 0; @@ -2223,7 +2229,10 @@ int __sem_trywait (sem_t *sem) { if (verifyable_object_isvalid (sem, SEM_MAGIC) != VALID_OBJECT) - return EINVAL; + { + set_errno (EINVAL); + return -1; + } return (*sem)->TryWait (); } |