Fix issue 3110 - solaris compilation of multiprocessing fails, reviewed by pitrou

jesse.noller · jesse.noller · commit 802422d5b54d · 2008-09-03T18:10:30.000Z
git-svn-id: http://svn.python.org/projects/python/trunk@66184 6015fed2-1504-0410-9fe1-9d1591cc4771
diff --git a/Misc/NEWS b/Misc/NEWS
@@ -83,6 +83,9 @@ Library
 - Issue #3708: os.urandom no longer goes into an infinite loop when passed a
   non-integer floating point number.
 
+- Issue #3110: multiprocessing fails to compiel on solaris 10 due to missing 
+  SEM_VALUE_MAX.
+
 Extension Modules
 -----------------
 
diff --git a/Modules/_multiprocessing/multiprocessing.h b/Modules/_multiprocessing/multiprocessing.h
@@ -36,6 +36,17 @@
 #  define INVALID_HANDLE_VALUE (-1)
 #endif
 
+/*
+ * Issue 3110 - Solaris does not define SEM_VALUE_MAX
+ */
+#ifndef SEM_VALUE_MAX
+#  ifdef _SEM_VALUE_MAX
+#    define SEM_VALUE_MAX _SEM_VALUE_MAX
+#  else
+#    define SEM_VALUE_MAX INT_MAX
+#  endif
+#endif
+
 /*
  * Make sure Py_ssize_t available
  */
