Fix supernovae compilation

[simgrid.git] / src / simix / smx_user.c

diff --git a/src/simix/smx_user.c b/src/simix/smx_user.c
index fb75607..243adf3 100644 (file)
--- a/src/simix/smx_user.c
+++ b/src/simix/smx_user.c
@@ -4,10 +4,16 @@
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */

-#define _SVID_SOURCE    /* strdup */
-#define _ISO_C99_SOURCE /* isfinite() */
-#define _ISOC99_SOURCE  /* isfinite() */
-#include <math.h>       /* isfinite() */
+#ifndef _SVID_SOURCE
+#  define _SVID_SOURCE    /* strdup() */
+#endif
+#ifndef _ISOC99_SOURCE
+#  define _ISOC99_SOURCE  /* isfinite() */
+#endif
+#ifndef _ISO_C99_SOURCE
+#  define _ISO_C99_SOURCE /* isfinite() */
+#endif
+#include <math.h>         /* isfinite() */

 
 #include "private.h"
 #include "mc/mc.h"
 
 #include "private.h"
 #include "mc/mc.h"