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authorMike Frysinger <vapier@gentoo.org>2006-01-04 03:45:56 +0000
committerMike Frysinger <vapier@gentoo.org>2006-01-04 03:45:56 +0000
commite9264e49f3777c298e8a734cf4483c26b2602584 (patch)
treebc99d793d97a1d73bc55a256f6983c5d26fcc925 /libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h
parentcd662e64be1b10615e2fb44d5f3dc97eca905a31 (diff)
update pthread weak handling to the style glibc uses
Diffstat (limited to 'libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h')
-rw-r--r--libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h36
1 files changed, 22 insertions, 14 deletions
diff --git a/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h b/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h
index 58b986a49..fc8388ab8 100644
--- a/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h
+++ b/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h
@@ -35,6 +35,8 @@ enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
#include <sys/cdefs.h>
#include <tls.h>
+#include <linuxthreads.old/internals.h>
+
#if USE_TLS && HAVE___THREAD
/* When __thread works, the generic definition is what we want. */
@@ -42,25 +44,31 @@ enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
#else
-extern void *(*__libc_internal_tsd_get) (enum __libc_tsd_key_t);
-extern int (*__libc_internal_tsd_set) (enum __libc_tsd_key_t, __const void *);
-extern void **(*const __libc_internal_tsd_address) (enum __libc_tsd_key_t)
- __attribute__ ((__const__));
+# ifndef SHARED
+extern void ** __pthread_internal_tsd_address (int);
+extern void *__pthread_internal_tsd_get (int);
+extern int __pthread_internal_tsd_set (int, const void *);
-#define __libc_tsd_address(KEY) \
- (__libc_internal_tsd_address != NULL \
- ? __libc_internal_tsd_address (_LIBC_TSD_KEY_##KEY) \
- : &__libc_tsd_##KEY##_data)
+weak_extern (__pthread_internal_tsd_address)
+weak_extern (__pthread_internal_tsd_get)
+weak_extern (__pthread_internal_tsd_set)
+# endif
+
+#define __libc_maybe_call2(FUNC, ARGS, ELSE) \
+ ({__builtin_expect (__libc_pthread_functions.ptr_##FUNC != NULL, 0) \
+ ? __libc_pthread_functions.ptr_##FUNC ARGS : ELSE; })
#define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data;
+#define __libc_tsd_address(KEY) \
+ __libc_maybe_call2 (pthread_internal_tsd_address, \
+ (_LIBC_TSD_KEY_##KEY), &__libc_tsd_##KEY##_data)
#define __libc_tsd_get(KEY) \
- (__libc_internal_tsd_get != NULL \
- ? __libc_internal_tsd_get (_LIBC_TSD_KEY_##KEY) \
- : __libc_tsd_##KEY##_data)
+ __libc_maybe_call2 (pthread_internal_tsd_get, \
+ (_LIBC_TSD_KEY_##KEY), __libc_tsd_##KEY##_data)
#define __libc_tsd_set(KEY, VALUE) \
- (__libc_internal_tsd_set != NULL \
- ? __libc_internal_tsd_set (_LIBC_TSD_KEY_##KEY, (VALUE)) \
- : ((__libc_tsd_##KEY##_data = (VALUE)), 0))
+ __libc_maybe_call2 (pthread_internal_tsd_set, \
+ (_LIBC_TSD_KEY_##KEY, (VALUE)), \
+ (__libc_tsd_##KEY##_data = (VALUE), 0))
#endif