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| author | Richard Oudkerk <shibturn@gmail.com> | 2013-01-01 17:29:44 +0000 |
|---|---|---|
| committer | Richard Oudkerk <shibturn@gmail.com> | 2013-01-01 17:29:44 +0000 |
| commit | 9866231eab8884022f41ee7bb96d3539ba8d53ea (patch) | |
| tree | 108aff705c66d0adf89fd9958ad258de2b2cf588 /Modules/_multiprocessing | |
| parent | 5e844c8052d13202261c2eb95f07802615c66921 (diff) | |
| download | cpython-git-9866231eab8884022f41ee7bb96d3539ba8d53ea.tar.gz | |
Issue #9586: Redefine SEM_FAILED on MacOSX to keep compiler happy.
Diffstat (limited to 'Modules/_multiprocessing')
| -rw-r--r-- | Modules/_multiprocessing/semaphore.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Modules/_multiprocessing/semaphore.c b/Modules/_multiprocessing/semaphore.c index 1f37d6ac37..1ee224d550 100644 --- a/Modules/_multiprocessing/semaphore.c +++ b/Modules/_multiprocessing/semaphore.c @@ -197,6 +197,13 @@ semlock_release(SemLockObject *self, PyObject *args) #define SEM_GETVALUE(sem, pval) sem_getvalue(sem, pval) #define SEM_UNLINK(name) sem_unlink(name) +/* OS X 10.4 defines SEM_FAILED as -1 instead of (sem_t *)-1; this gives + compiler warnings, and (potentially) undefined behaviour. */ +#ifdef __APPLE__ +# undef SEM_FAILED +# define SEM_FAILED ((sem_t *)-1) +#endif + #ifndef HAVE_SEM_UNLINK # define sem_unlink(name) 0 #endif |