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-rw-r--r--Misc/NEWS3
-rw-r--r--Modules/_multiprocessing/multiprocessing.h11
2 files changed, 14 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 9f5884b..b4f02b2 100644
--- 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
index 57eb7b4..ec5042c 100644
--- a/Modules/_multiprocessing/multiprocessing.h
+++ b/Modules/_multiprocessing/multiprocessing.h
@@ -37,6 +37,17 @@
#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
*/