GCC 3.03 support on OS/2.

Fixes Bugzilla #588.
libsdl-org · Sep 14, 2009 · f0fe510 · f0fe510
1 parent 81244ca
commit f0fe510
Showing 1 changed file with 25 additions and 11 deletions.
diff --git a/include/begin_code.h b/include/begin_code.h
@@ -56,6 +56,15 @@
 #   else
 #    define DECLSPEC
 #   endif
+#  elif defined (__GNUC__) && __GNUC__ < 4
+#   /* Added support for GCC-EMX <v4.x */
+#   /* this is needed for XFree86/OS2 developement */
+#   /* F. Ambacher(anakor@snafu.de) 05.2008 */
+#   ifdef BUILD_SDL
+#    define DECLSPEC    __declspec(dllexport)
+#   else
+#    define DECLSPEC
+#   endif
 #  else
 #   define DECLSPEC
 #  endif
@@ -70,17 +79,22 @@
 
 /* By default SDL uses the C calling convention */
 #ifndef SDLCALL
-#if defined(__WIN32__) && !defined(__GNUC__)
-#define SDLCALL __cdecl
-#else
-#ifdef __OS2__
-/* But on OS/2, we use the _System calling convention */
-/* to be compatible with every compiler */
-#define SDLCALL _System
-#else
-#define SDLCALL
-#endif
-#endif
+# if defined(__WIN32__) && !defined(__GNUC__)
+#  define SDLCALL __cdecl
+# elif defined(__OS2__)
+#  if defined (__GNUC__) && __GNUC__ < 4
+#   /* Added support for GCC-EMX <v4.x */
+#   /* this is needed for XFree86/OS2 developement */
+#   /* F. Ambacher(anakor@snafu.de) 05.2008 */
+#   define SDLCALL _cdecl
+#  else
+#   /* On other compilers on OS/2, we use the _System calling convention */
+#   /* to be compatible with every compiler */
+#   define SDLCALL _System
+#  endif
+# else
+#  define SDLCALL
+# endif
 #endif /* SDLCALL */
 
 #ifdef __SYMBIAN32__