summaryrefslogtreecommitdiffstats
path: root/main/gcc/gcc-spec-env.patch
diff options
context:
space:
mode:
authorNatanael Copa <ncopa@alpinelinux.org>2009-08-12 12:51:44 +0000
committerNatanael Copa <ncopa@alpinelinux.org>2009-08-12 12:51:44 +0000
commitbe9bc29b4ec785ab1da8c53557802de550de2639 (patch)
tree4209a51861cb095862abb2982bb57fd4ed889dde /main/gcc/gcc-spec-env.patch
parent5d95e0fa2be5b2e14d5f2ae37a3610a85eac6dec (diff)
downloadaports-be9bc29b4ec785ab1da8c53557802de550de2639.tar.bz2
aports-be9bc29b4ec785ab1da8c53557802de550de2639.tar.xz
main/gcc: added patch for GCC_SPECS environment variable
Diffstat (limited to 'main/gcc/gcc-spec-env.patch')
-rw-r--r--main/gcc/gcc-spec-env.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/main/gcc/gcc-spec-env.patch b/main/gcc/gcc-spec-env.patch
new file mode 100644
index 000000000..9d5e666a5
--- /dev/null
+++ b/main/gcc/gcc-spec-env.patch
@@ -0,0 +1,41 @@
+ Add support for external spec file via the GCC_SPECS env var. This
+ allows us to easily control pie/ssp defaults with gcc-config profiles.
+
+ Original patch by Rob Holland. Extended to support multiple
+ entries separated by ':' by Kevin F. Quinn
+
+--- gcc-4/gcc/gcc.c
++++ gcc-4/gcc/gcc.c
+@@ -6482,6 +6482,32 @@
+
+ /* Process any user specified specs in the order given on the command
+ line. */
++#if !(defined (__MSDOS__) || defined (OS2) || defined (VMS) || defined (WIN32))
++ /* Add specs listed in GCC_SPECS. Note; in the process of separating
++ * each spec listed, the string is overwritten at token boundaries
++ * (':') with '\0', an effect of strtok_r().
++ */
++ GET_ENVIRONMENT (specs_file, "GCC_SPECS");
++ if (specs_file && (strlen(specs_file) > 0))
++ {
++ char *spec, *saveptr;
++ for (spec=strtok_r(specs_file,":",&saveptr);
++ spec!=NULL;
++ spec=strtok_r(NULL,":",&saveptr))
++ {
++ struct user_specs *user = (struct user_specs *)
++ xmalloc (sizeof (struct user_specs));
++
++ user->next = (struct user_specs *) 0;
++ user->filename = spec;
++ if (user_specs_tail)
++ user_specs_tail->next = user;
++ else
++ user_specs_head = user;
++ user_specs_tail = user;
++ }
++ }
++#endif
+ for (uptr = user_specs_head; uptr; uptr = uptr->next)
+ {
+ char *filename = find_a_file (&startfile_prefixes, uptr->filename,