gcc/gcc41-gnuc-rh-release.patch

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2004-10-19 Jakub Jelinek <jakub@redhat.com>
* c-cppbuiltin.c (define__GNUC__): Also define __GNUC_RH_RELEASE__.
--- gcc/c-cppbuiltin.c.jj 2004-10-07 21:27:38.000000000 +0200
+++ gcc/c-cppbuiltin.c 2004-10-19 11:41:50.000000000 +0200
@@ -257,13 +257,13 @@ define__GNUC__ (void)
{
/* The format of the version string, enforced below, is
([^0-9]*-)?[0-9]+[.][0-9]+([.][0-9]+)?([- ].*)? */
- const char *q, *v = version_string;
+ const char *q, *v = version_string, *vstart, *vend;
while (*v && !ISDIGIT (*v))
v++;
gcc_assert (*v && (v <= version_string || v[-1] == '-'));
- q = v;
+ vstart = q = v;
while (ISDIGIT (*v))
v++;
builtin_define_with_value_n ("__GNUC__", q, v - q);
@@ -289,6 +289,27 @@ define__GNUC__ (void)
builtin_define_with_value_n ("__GNUC_PATCHLEVEL__", "0", 1);
gcc_assert (!*v || *v == ' ' || *v == '-');
+
+ vend = v;
+ v = strchr (v, '(');
+ if (v != NULL && strncmp (v + 1, "Red Hat ", 8) == 0)
+ {
+ v += 9;
+ if (strncmp (v, "Linux ", 6) == 0)
+ v += 6;
+
+ gcc_assert (strncmp (v, vstart, vend - vstart) == 0);
+ gcc_assert (v[vend - vstart] == '-');
+
+ v += vend - vstart + 1;
+ q = v;
+ gcc_assert (ISDIGIT (*v));
+ while (ISDIGIT (*v))
+ v++;
+ builtin_define_with_value_n ("__GNUC_RH_RELEASE__", q, v - q);
+
+ gcc_assert (!*v || *v == ')' || *v == '.');
+ }
}
/* Define macros used by <stdint.h>. Currently only defines limits