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-rw-r--r--sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S6
-rw-r--r--sysdeps/unix/sysv/linux/i386/libc.abilist12
-rw-r--r--sysdeps/unix/sysv/linux/i386/localplt.data12
3 files changed, 30 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S b/sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S
index 111e9c88ed..cf3f206445 100644
--- a/sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S
+++ b/sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S
@@ -16,4 +16,10 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
+#if IS_IN (libc) && !defined SHARED
+/* Allow libpthread.a to override the ones in libc.a. */
+ weak_extern (__lll_lock_wait_private)
+ weak_extern (__lll_unlock_wake_private)
+#endif
+
#include "lowlevellock.S"
diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist
index 3cb314ddfc..c8a8ebd218 100644
--- a/sysdeps/unix/sysv/linux/i386/libc.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
@@ -189,6 +189,12 @@ GLIBC_2.0
__profile_frequency F
__progname D 0x4
__progname_full D 0x4
+ __pthread_getspecific F
+ __pthread_key_create F
+ __pthread_mutex_lock F
+ __pthread_mutex_unlock F
+ __pthread_once F
+ __pthread_setspecific F
__rcmd_errstr D 0x4
__read F
__realloc_hook D 0x4
@@ -269,6 +275,8 @@ GLIBC_2.0
_obstack_free F
_obstack_memory_used F
_obstack_newchunk F
+ _pthread_cleanup_pop_restore F
+ _pthread_cleanup_push_defer F
_res D 0x200
_rpc_dtablesize F
_seterr_reply F
@@ -868,6 +876,7 @@ GLIBC_2.0
pthread_mutex_init F
pthread_mutex_lock F
pthread_mutex_unlock F
+ pthread_once F
pthread_self F
pthread_setcancelstate F
pthread_setcanceltype F
@@ -1882,6 +1891,9 @@ GLIBC_2.2
__lxstat64 F
__nl_langinfo_l F
__open64 F
+ __pthread_rwlock_rdlock F
+ __pthread_rwlock_unlock F
+ __pthread_rwlock_wrlock F
__res_init F
__res_nclose F
__res_ninit F
diff --git a/sysdeps/unix/sysv/linux/i386/localplt.data b/sysdeps/unix/sysv/linux/i386/localplt.data
index b25abf8006..a3fcb91c76 100644
--- a/sysdeps/unix/sysv/linux/i386/localplt.data
+++ b/sysdeps/unix/sysv/linux/i386/localplt.data
@@ -4,6 +4,18 @@ libc.so: free
libc.so: malloc
libc.so: memalign
libc.so: realloc
+# pthread functions may be preempted by libpthread at run-time.
+libc.so: __pthread_getspecific
+libc.so: __pthread_key_create
+libc.so: __pthread_once
+libc.so: __pthread_rwlock_rdlock
+libc.so: __pthread_rwlock_unlock
+libc.so: __pthread_rwlock_wrlock
+libc.so: __pthread_setcancelstate
+libc.so: __pthread_setspecific
+libc.so: __pthread_unwind
+libc.so: _pthread_cleanup_pop_restore
+libc.so: _pthread_cleanup_push_defer
libm.so: matherr
# The dynamic loader uses __libc_memalign internally to allocate aligned
# TLS storage. The other malloc family of functions are expected to allow