[project @ 1997-06-09 07:25:54 by sof]

[ghc-hetmet.git] / ghc / includes / stgdefs.h

diff --git a/ghc/includes/stgdefs.h b/ghc/includes/stgdefs.h
index 6885b9c..1b1f9af 100644 (file)
--- a/ghc/includes/stgdefs.h
+++ b/ghc/includes/stgdefs.h
@@ -33,17 +33,43 @@ void _stgAssert PROTO((char *, unsigned int));
 #define NON_POSIX_SOURCE
 #endif
 
+/* If _NEXT_SOURCE is defined, certain header files make more 
+ * constants visible to us.
+ * Perhaps it would have been wise, also to define NON_POSIX_SOURCE.
+ * Things seemed to work better without it however, so I have not
+ * done it. Nevertheless we do the signal stuff in a NON_POSIX way,
+ * see StgMacros.lh.
+ * CaS
+ */
+#ifdef nextstep3_TARGET_OS
+#define _NEXT_SOURCE
+#endif
+ 
 #ifdef NON_POSIX_SOURCE
 #undef _POSIX_SOURCE
 #undef _POSIX_C_SOURCE
 #else
 #define _POSIX_SOURCE 1
+#ifndef irix_TARGET_OS
 #define _POSIX_C_SOURCE 199301L
-/* Alphas set _POSIX_VERSION (unistd.h) */
-/* ditto _POSIX2_C_VERSION
-        _POSIX2_VERSION
-        _POSIX_4SOURCE
+#else
+/* defines contributed by Tomasz Cholewo <tjchol01@mecca.spd.louisville.edu>
+   ( this is with gcc-2.7.2 for irix-6.{2.3} ) .. hopefully they will not
+   upset anything under irix5 ..
+   */
+#define _POSIX_C_SOURCE 199309L
+#define __EXTENSIONS__
+#endif
+/* Bogus use of non-existent variable POSIX_C_SOURCE in the supplied header files
+   for gcc-2.7.1 on Solaris forces us to define it: (this strikes when using st_atime
+   and friends in <sys/stat.h> )
 */
+
+#if (__GNUC__ == 2) && (__GNUC_MINOR__ == 7) 
+/* sigh, not possible to get at bugfix release number (fixed in 2.7.2) */
+#define POSIX_C_SOURCE _POSIX_C_SOURCE
+#endif
+
 #include <unistd.h>
 #include <signal.h>
 #endif
@@ -248,7 +274,11 @@ char   *stgMallocWords PROTO((I_, char *));
 #endif  /* HAVE_SYS_TYPES_H */
 
 #ifndef FD_SETSIZE
-#define FD_SETSIZE 1024
+# ifdef __FD_SETSIZE
+#  define FD_SETSIZE __FD_SETSIZE
+# else /* cop out */
+#  define FD_SETSIZE 1024
+# endif
 #endif
 
 #endif /* ! STGDEFS_H */