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authorBjörn Gustavsson <[email protected]>2016-03-15 12:51:50 +0100
committerBjörn Gustavsson <[email protected]>2016-03-15 13:15:58 +0100
commit99b8c76f52558a1522f8ecc9efef7b3633656c8a (patch)
treefdd4dafc7f124956f4c120e52344913e41b2593b /erts/etc
parent12c3609f15dbe367684ecb506b61f07c15205c51 (diff)
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run_erl: Don't define _XOPEN_SOURCE on OS X
On MacOS X, defining _XOPEN_SOURCE usually *removes* features from header files. Therefore, we should not set _XOPEN_SOURCE to 600 since that will remove the prototype for vsyslog(). Setting it to an empty value or not including it will ensure that the vsyslog() prototype is included.
Diffstat (limited to 'erts/etc')
-rw-r--r--erts/etc/unix/run_erl.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c
index 44efb975ba..22302d539a 100644
--- a/erts/etc/unix/run_erl.c
+++ b/erts/etc/unix/run_erl.c
@@ -42,9 +42,14 @@
# include "config.h"
#endif
#ifdef HAVE_WORKING_POSIX_OPENPT
-#ifndef _XOPEN_SOURCE
-#define _XOPEN_SOURCE 600
-#endif
+# ifndef _XOPEN_SOURCE
+ /* On OS X, we must leave _XOPEN_SOURCE undefined in order for
+ * the prototype of vsyslog() to be included.
+ */
+# ifndef __APPLE__
+# define _XOPEN_SOURCE 600
+# endif
+# endif
#endif
#include <sys/types.h>
#include <sys/wait.h>