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2003-12-17  Ulrich Drepper  <drepper@redhat.com>

	* elf/rtld.c: Don't use strong_alias to define _rtld_local.  This
	removes the visibility attributes which might be defined earlier
	for some gcc versions.  Instead spell out what strong_alias does
	plus the visibility.
This commit is contained in:
Ulrich Drepper 2003-12-17 08:36:34 +00:00
parent 93226feb21
commit 27a754a97b
2 changed files with 14 additions and 2 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2003-12-17 Ulrich Drepper <drepper@redhat.com>
* elf/rtld.c: Don't use strong_alias to define _rtld_local. This
removes the visibility attributes which might be defined earlier
for some gcc versions. Instead spell out what strong_alias does
plus the visibility.
2003-12-16 Petter Reinholdtsen <pere@hungry.com>
* posix/regex_internal.h: Make sure the regex code compile

9
elf/rtld.c
View File

@ -105,7 +105,12 @@ struct rtld_global _rtld_global =
._dl_load_lock = _RTLD_LOCK_RECURSIVE_INITIALIZER
#endif
};
strong_alias (_rtld_global, _rtld_local);
/* If we would use strong_alias here the compiler would see a
non-hidden definition. This would undo the effect of the previous
declaration. So spell out was strong_alias does plus add the
visibility attribute. */
extern struct rtld_global _rtld_local
__attribute__ ((alias ("_rtld_global"), visibility ("hidden")));
static void dl_main (const ElfW(Phdr) *phdr, ElfW(Word) phnum,
ElfW(Addr) *user_entry);
@ -140,7 +145,7 @@ DL_SYSINFO_IMPLEMENTATION
/* Before ld.so is relocated we must not access variables which need
relocations. This means variables which are exported. Variables
declared as static are fine. If we can mark a variable hidden this
is fine, too. The latter is impotant here. We can avoid setting
is fine, too. The latter is important here. We can avoid setting
up a temporary link map for ld.so if we can mark _rtld_global as
hidden. */
#if defined PI_STATIC_AND_HIDDEN && defined HAVE_HIDDEN \