Define _GNU_SOURCE in xbt/misc.h, so that it's defined across full build.

[simgrid.git] / include / simgrid_config.h.in

diff --git a/include/simgrid_config.h.in b/include/simgrid_config.h.in
index 03794ce..c995230 100644 (file)
--- a/include/simgrid_config.h.in
+++ b/include/simgrid_config.h.in
@@ -12,20 +12,27 @@
 SG_BEGIN_DECL()
 
 
-/* Version X.Y.Z will get version number XYZ: all digits concatenated without dots
- * (with Y and Z must be on two positions)*/
-
-#define MAKE_SIMGRID_VERSION(major, minor, patch)       \
-  (100UL * (100UL * (major) + (minor)) + (patch))
+/** Define the version numbers of the used header files. 
+    sg_version() can be used to retrieve the version of the dynamic library.
+    But actually, if these numbers don't match, SimGrid refuses to start (so you shouldn't have to care about sg_version() yourself) */
 
 #define SIMGRID_VERSION_MAJOR @SIMGRID_VERSION_MAJOR@
 #define SIMGRID_VERSION_MINOR @SIMGRID_VERSION_MINOR@
 #define SIMGRID_VERSION_PATCH @SIMGRID_VERSION_PATCH@
 
+/* Version X.Y.Z will get version number XYZ: all digits concatenated without dots
+ * (with Y and Z must be on two positions)*/
+
+#define MAKE_SIMGRID_VERSION(major, minor, patch)       \
+  (100UL * (100UL * (major) + (minor)) + (patch))
 #define SIMGRID_VERSION MAKE_SIMGRID_VERSION(SIMGRID_VERSION_MAJOR, \
                                              SIMGRID_VERSION_MINOR, \
                                              SIMGRID_VERSION_PATCH)
 
+/** Retrieves the version numbers of the used dynamic library (so, DLL or dynlib) , while
+    SIMGRID_VERSION_MAJOR and friends give the version numbers of the used header files */
+XBT_PUBLIC(void) sg_version(int *major,int *minor,int *patch);
+
 /* take care of DLL usage madness */
 
 #ifdef _XBT_DLL_EXPORT
@@ -67,17 +74,14 @@ SG_BEGIN_DECL()
 @simgrid_need_asprintf@
 @simgrid_need_vasprintf@
 
+#include <stdio.h>  /* FILE, getline if it exists  */
+
 /* Use that config to declare missing elements */
 #ifdef SIMGRID_NEED_GETLINE
 #include <stdlib.h> /* size_t */
-#include <stdio.h>  /* FILE*  */
 XBT_PUBLIC(long) getline(char **lineptr, size_t * n, FILE * stream);
-#else
-#ifndef _GNU_SOURCE
-       #define _GNU_SOURCE
-#endif
-#include <stdio.h>
 #endif
+
 #include <stdarg.h>
 
 /* snprintf related functions */
@@ -132,6 +136,8 @@ XBT_PUBLIC(char *) bprintf(const char *fmt, ...) _XBT_GNUC_PRINTF(1, 2);
 /* If __thread is available */
 #cmakedefine HAVE_THREAD_LOCAL_STORAGE @HAVE_THREAD_LOCAL_STORAGE@
 
+/* If Model-Checking support was requested */
+#cmakedefine HAVE_MC @HAVE_MC@
 
 SG_END_DECL()
 #endif /* SIMGRID_PUBLIC_CONFIG_H */