File gcc-add-defaultsspec.diff of Package libffi46
Index: gcc/gcc.c
===================================================================
--- gcc/gcc.c.orig 2010-08-31 12:13:32.000000000 +0200
+++ gcc/gcc.c 2010-08-31 12:13:42.000000000 +0200
@@ -320,6 +320,7 @@ static const char *replace_outfile_spec_
static const char *remove_outfile_spec_function (int, const char **);
static const char *version_compare_spec_function (int, const char **);
static const char *include_spec_function (int, const char **);
+static const char *include_noerr_spec_function (int, const char **);
static const char *find_file_spec_function (int, const char **);
static const char *find_plugindir_spec_function (int, const char **);
static const char *print_asm_header_spec_function (int, const char **);
@@ -1629,6 +1630,7 @@ static const struct spec_function static
{ "remove-outfile", remove_outfile_spec_function },
{ "version-compare", version_compare_spec_function },
{ "include", include_spec_function },
+ { "include_noerr", include_noerr_spec_function },
{ "find-file", find_file_spec_function },
{ "find-plugindir", find_plugindir_spec_function },
{ "print-asm-header", print_asm_header_spec_function },
@@ -6639,6 +6641,8 @@ main (int argc, char **argv)
if (access (specs_file, R_OK) == 0)
read_specs (specs_file, TRUE);
+ do_self_spec ("%:include_noerr(defaults.spec)%(default_spec)");
+
/* Process any configure-time defaults specified for the command line
options, via OPTION_DEFAULT_SPECS. */
for (i = 0; i < ARRAY_SIZE (option_default_specs); i++)
@@ -8511,6 +8515,21 @@ get_local_tick (void)
return ret;
}
+static const char *
+include_noerr_spec_function (int argc, const char **argv)
+{
+ char *file;
+
+ if (argc != 1)
+ abort ();
+
+ file = find_a_file (&startfile_prefixes, argv[0], R_OK, 0);
+ if (file)
+ read_specs (file, FALSE);
+
+ return NULL;
+}
+
/* %:compare-debug-dump-opt spec function. Save the last argument,
expected to be the last -fdump-final-insns option, or generate a
temporary. */