make it easier to mark execution paths as DEADCODE, and mark one of them :)

[simgrid.git] / include / xbt / base.h

diff --git a/include/xbt/base.h b/include/xbt/base.h
index d9d4ac2..a1fa369 100644 (file)
--- a/include/xbt/base.h
+++ b/include/xbt/base.h
@@ -56,7 +56,15 @@
 # endif
 # undef _XBT_NEED_INIT_PRAGMA
 
-#else                           /* !__GNUC__ */
+#elif defined(_MSC_VER) /* Microsoft Visual Thing */
+# define XBT_ATTRIB_PRINTF( format_idx, arg_idx )
+# define XBT_ATTRIB_SCANF( format_idx, arg_idx )
+# define XBT_ATTRIB_NORETURN __declspec(noreturn)
+# define XBT_ATTRIB_UNUSED
+# define _XBT_GNUC_CONSTRUCTOR(prio)
+# define _XBT_GNUC_DESTRUCTOR(prio)
+# define  _XBT_NEED_INIT_PRAGMA 1
+#else
 # define XBT_ATTRIB_PRINTF( format_idx, arg_idx )
 # define XBT_ATTRIB_SCANF( format_idx, arg_idx )
 # define XBT_ATTRIB_NORETURN
@@ -65,7 +73,7 @@
 # define _XBT_GNUC_DESTRUCTOR(prio)
 # define  _XBT_NEED_INIT_PRAGMA 1
 
-#endif                          /* !__GNUC__ */
+#endif                          /* gcc or MSVC else */
 
 /* inline and __FUNCTION__ are only in GCC when -ansi is off */
 
@@ -149,6 +157,7 @@
 
 /*
  * Function calling convention (not used for now)
+ * http://unixwiz.net/techtips/win32-callconv.html <-- good documentation
  */
 
 #ifdef _XBT_WIN32
@@ -207,7 +216,7 @@
 #  define XBT_IMPORT_NO_EXPORT(type)  type
 #  define XBT_PUBLIC_DATA(type)       extern __declspec(dllexport) type
 #  define XBT_PUBLIC_CLASS            class __declspec(dllexport)
-
+#  define XBT_PRIVATE
 
 /* Pack everything up statically */
 #elif defined(DLL_STATIC)
@@ -216,7 +225,7 @@
 #  define XBT_IMPORT_NO_EXPORT(type)  type
 #  define XBT_PUBLIC_DATA(type)       extern type
 #  define XBT_PUBLIC_CLASS            class
-
+#  define XBT_PRIVATE
 
 /* Link against the DLL */
 #elif (defined(_XBT_WIN32) && !defined(DLL_EXPORT) && !defined(DLL_STATIC))
@@ -225,15 +234,23 @@
 #  define XBT_IMPORT_NO_EXPORT(type)  __declspec(dllimport) type
 #  define XBT_PUBLIC_DATA(type)       extern __declspec(dllimport) type
 #  define XBT_PUBLIC_CLASS            class __declspec(dllimport)
+#  define XBT_PRIVATE
 
+#elif defined(__ELF__) 
+#  define XBT_PUBLIC(type)            __attribute__((visibility("default"))) type
+#  define XBT_EXPORT_NO_IMPORT(type)  __attribute__((visibility("default"))) type
+#  define XBT_IMPORT_NO_EXPORT(type)  __attribute__((visibility("default"))) type
+#  define XBT_PUBLIC_DATA(type)       extern __attribute__((visibility("default"))) type
+#  define XBT_PUBLIC_CLASS            class __attribute__((visibility("default")))
+#  define XBT_PRIVATE                 __attribute__((visibility("hidden")))
 
-/* UNIX build */
 #else
 #  define XBT_PUBLIC(type)            type
 #  define XBT_EXPORT_NO_IMPORT(type)  type
 #  define XBT_IMPORT_NO_EXPORT(type)  type
 #  define XBT_PUBLIC_DATA(type)       extern type
 #  define XBT_PUBLIC_CLASS            class
+#  define XBT_PRIVATE
 
 #endif
 
@@ -252,14 +269,6 @@
        #define _CRT_SECURE_NO_WARNINGS
 #endif
 
-
-
-#ifdef _XBT_WIN32
-#define XBT_INTERNAL
-#else
-#define XBT_INTERNAL __attribute__((visibility ("hidden")))
-#endif
-
 #if !defined (max) && !defined(__cplusplus)
 #  define max(a,b)  (((a) > (b)) ? (a) : (b))
 #endif