From: Martin v. Löwis <martin@v.loewis.de>
Date: Sun, 17 Mar 2002 17:19:00 +0000 (+0000)
Subject: Document that _POSIX_SEMAPHORES is predefined.
X-Git-Tag: v2.3c1~6471
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=42ab61eeabe45359f46a8378e572e5c73a8adb36;p=python

Document that _POSIX_SEMAPHORES is predefined.
---

diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h
index 56aec4460d..556445e583 100644
--- a/Python/thread_pthread.h
+++ b/Python/thread_pthread.h
@@ -11,6 +11,10 @@
 #undef destructor
 #endif
 #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
 #include <semaphore.h>
 #include <errno.h>