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Document that _POSIX_SEMAPHORES is predefined.

This commit is contained in:
Martin v. Löwis 2002-03-17 17:19:00 +00:00
parent cc89866b65
commit 42ab61eeab
1 changed files with 4 additions and 0 deletions
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4
Python/thread_pthread.h
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@ -11,6 +11,10 @@
#undef destructor #undef destructor
#endif #endif
#include <signal.h> #include <signal.h>
/* The POSIX spec says that implementations supporting the sem_*
family of functions must indicate this by defining
_POSIX_SEMAPHORES. */
#ifdef _POSIX_SEMAPHORES #ifdef _POSIX_SEMAPHORES
#include <semaphore.h> #include <semaphore.h>
#include <errno.h> #include <errno.h>