limits.h: update

Should we care about compilers not defining __LONG_LONG_MAX__?

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

diff --git a/include/limits.h b/include/limits.h
index 45cd6f2..3e9a5df 100644 (file)
--- a/include/limits.h
+++ b/include/limits.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991, 92, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1996, 1997, 1998, 1999, 2000, 2005
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -122,20 +123,20 @@
 #if defined __GNUC__ && !defined _GCC_LIMITS_H_
 /* `_GCC_LIMITS_H_' is what GCC's file defines.  */
 # include_next <limits.h>
+#endif
 
 /* The <limits.h> files in some gcc versions don't define LLONG_MIN,
    LLONG_MAX, and ULLONG_MAX.  Instead only the values gcc defined for
    ages are available.  */
-# ifdef __USE_ISOC99
-#  ifndef LLONG_MIN
-#   define LLONG_MIN   LONG_LONG_MIN
-#  endif
-#  ifndef LLONG_MAX
-#   define LLONG_MAX   LONG_LONG_MAX
-#  endif
-#  ifndef ULLONG_MAX
-#   define ULLONG_MAX  ULONG_LONG_MAX
-#  endif
+#if defined __USE_ISOC99 && defined __GNUC__
+# ifndef LLONG_MIN
+#  define LLONG_MIN    (-LLONG_MAX-1)
+# endif
+# ifndef LLONG_MAX
+#  define LLONG_MAX    __LONG_LONG_MAX__
+# endif
+# ifndef ULLONG_MAX
+#  define ULLONG_MAX   (LLONG_MAX * 2ULL + 1)
 # endif
 #endif