nptl: mark forwarded functions protected

The libc stubs should never override the libpthread provided
functions inside libpthread, otherwise the struct pthread_functions
that is used by the forwarder stubs goes bad.

Signed-off-by: Timo Teras <timo.teras@iki.fi>
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

29 files changed, 29 insertions, 0 deletions

diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c
index 0e7e9790d..8adf8b44e 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c
@@ -32,6 +32,7 @@ clear_once_control (void *arg)
 }
 
 int
+attribute_protected
 __pthread_once (pthread_once_t *once_control, void (*init_routine) (void))
 {
   for (;;)
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pthread_once.c
index d81ecd4e5..e977a7d0c 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pthread_once.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pthread_once.c
@@ -31,6 +31,7 @@ clear_once_control (void *arg)
 }
 
 int
+attribute_protected
 __pthread_once (pthread_once_t *once_control, void (*init_routine) (void))
 {
   for (;;)
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
index 0413cc13b..ca9ceca00 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S
@@ -30,6 +30,7 @@
 	/* int pthread_cond_broadcast (pthread_cond_t *cond) */
 	.globl	__pthread_cond_broadcast
 	.type	__pthread_cond_broadcast, @function
+	.protected	__pthread_cond_broadcast
 	.align	16
 __pthread_cond_broadcast:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S
index 2f3c9bc35..118bc073b 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S
@@ -31,6 +31,7 @@
 	/* int pthread_cond_signal (pthread_cond_t *cond) */
 	.globl	__pthread_cond_signal
 	.type	__pthread_cond_signal, @function
+	.protected	__pthread_cond_signal
 	.align	16
 __pthread_cond_signal:
 
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
index c56dd7716..8a0c3fbf6 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
@@ -31,6 +31,7 @@
 			       const struct timespec *abstime)  */
 	.globl	__pthread_cond_timedwait
 	.type	__pthread_cond_timedwait, @function
+	.protected	__pthread_cond_timedwait
 	.align	16
 __pthread_cond_timedwait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
index 6261805f1..006fc510c 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
@@ -31,6 +31,7 @@
 /* int pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex)  */
 	.globl	__pthread_cond_wait
 	.type	__pthread_cond_wait, @function
+	.protected	__pthread_cond_wait
 	.align	16
 __pthread_cond_wait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S
index 6205a60ef..79501bd56 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_rdlock
 	.type	__pthread_rwlock_rdlock,@function
+	.protected	__pthread_rwlock_rdlock
 	.align	16
 __pthread_rwlock_rdlock:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S
index 426ffdcd7..cfab60c67 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S
@@ -28,6 +28,7 @@
 
 	.globl	__pthread_rwlock_unlock
 	.type	__pthread_rwlock_unlock,@function
+	.protected	__pthread_rwlock_unlock
 	.align	16
 __pthread_rwlock_unlock:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S
index 0414ba060..5c96d900b 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_wrlock
 	.type	__pthread_rwlock_wrlock,@function
+	.protected	__pthread_rwlock_wrlock
 	.align	16
 __pthread_rwlock_wrlock:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S
index 409df15f8..7a2cbf464 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S
@@ -31,6 +31,7 @@
 
 	.globl	__pthread_once
 	.type	__pthread_once,@function
+	.protected	__pthread_once
 	.align	16
 	cfi_startproc
 __pthread_once:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c
index ddfd32bdb..cc4658b32 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pthread_once.c
@@ -35,6 +35,7 @@ clear_once_control (void *arg)
 
 
 int
+attribute_protected
 __pthread_once (once_control, init_routine)
      pthread_once_t *once_control;
      void (*init_routine) (void);
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_once.c
index 969078094..bc5f3f0f1 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_once.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_once.c
@@ -35,6 +35,7 @@ clear_once_control (void *arg)
 
 
 int
+attribute_protected
 __pthread_once (pthread_once_t *once_control, void (*init_routine) (void))
 {
   for (;;)
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
index 1242fc2cc..233183177 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
@@ -30,6 +30,7 @@
 	/* int pthread_cond_broadcast (pthread_cond_t *cond) */
 	.globl	__pthread_cond_broadcast
 	.type	__pthread_cond_broadcast, @function
+	.protected	__pthread_cond_broadcast
 	.align	5
 __pthread_cond_broadcast:
 	mov.l   r10, @-r15
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
index 1c3bacbe6..ca87336d9 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
@@ -29,6 +29,7 @@
 	/* int pthread_cond_signal (pthread_cond_t *cond) */
 	.globl	__pthread_cond_signal
 	.type	__pthread_cond_signal, @function
+	.protected	__pthread_cond_signal
 	.align	5
 __pthread_cond_signal:
 	mov.l	r8, @-r15
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
index 3e117564f..cacb037d8 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
@@ -30,6 +30,7 @@
 			       const struct timespec *abstime)  */
 	.globl	__pthread_cond_timedwait
 	.type	__pthread_cond_timedwait, @function
+	.protected	__pthread_cond_timedwait
 	.align	5
 __pthread_cond_timedwait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S
index 5a897f6fe..b0a4e9888 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S
@@ -28,6 +28,7 @@
 /* int pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex)  */
 	.globl	__pthread_cond_wait
 	.type	__pthread_cond_wait, @function
+	.protected	__pthread_cond_wait
 	.align	5
 __pthread_cond_wait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
index a1477b3ac..46234459a 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
@@ -29,6 +29,7 @@
 	.text
 	.globl	__pthread_once
 	.type	__pthread_once,@function
+	.protected	__pthread_once
 	.align	5
 	cfi_startproc
 __pthread_once:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
index 52fe5de10..21e05e192 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_rdlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_rdlock
 	.type	__pthread_rwlock_rdlock,@function
+	.protected	__pthread_rwlock_rdlock
 	.align	5
 __pthread_rwlock_rdlock:
 	mov.l	r12, @-r15
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
index bc6c6c233..1f6c1d812 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
@@ -28,6 +28,7 @@
 
 	.globl	__pthread_rwlock_unlock
 	.type	__pthread_rwlock_unlock,@function
+	.protected	__pthread_rwlock_unlock
 	.align	5
 __pthread_rwlock_unlock:
 	mov.l	r12, @-r15
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S
index 3d37fb486..e7bfe0d09 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_wrlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_wrlock
 	.type	__pthread_rwlock_wrlock,@function
+	.protected	__pthread_rwlock_wrlock
 	.align	5
 __pthread_rwlock_wrlock:
 	mov.l	r12, @-r15
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_once.c
index 22e2dd3c0..24b74aca6 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_once.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pthread_once.c
@@ -35,6 +35,7 @@ clear_once_control (void *arg)
 
 
 int
+attribute_protected
 __pthread_once (once_control, init_routine)
      pthread_once_t *once_control;
      void (*init_routine) (void);
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S
index 0f8037ba2..1a116cf8f 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S
@@ -31,6 +31,7 @@
 	/* int pthread_cond_broadcast (pthread_cond_t *cond) */
 	.globl	__pthread_cond_broadcast
 	.type	__pthread_cond_broadcast, @function
+	.protected	__pthread_cond_broadcast
 	.align	16
 __pthread_cond_broadcast:
 
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
index 568c98470..9852e79fc 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
@@ -30,6 +30,7 @@
 	/* int pthread_cond_signal (pthread_cond_t *cond) */
 	.globl	__pthread_cond_signal
 	.type	__pthread_cond_signal, @function
+	.protected	__pthread_cond_signal
 	.align	16
 __pthread_cond_signal:
 
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
index bc5c0b39b..3a965ad0b 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
@@ -36,6 +36,7 @@
 			       const struct timespec *abstime)  */
 	.globl	__pthread_cond_timedwait
 	.type	__pthread_cond_timedwait, @function
+	.protected	__pthread_cond_timedwait
 	.align	16
 __pthread_cond_timedwait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
index a44e7a756..cc67ed9de 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
@@ -31,6 +31,7 @@
 /* int pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex)  */
 	.globl	__pthread_cond_wait
 	.type	__pthread_cond_wait, @function
+	.protected	__pthread_cond_wait
 	.align	16
 __pthread_cond_wait:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S
index a808b9d7e..9013d8fa0 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S
@@ -30,6 +30,7 @@
 
 	.globl	__pthread_once
 	.type	__pthread_once,@function
+	.protected	__pthread_once
 	.align	16
 __pthread_once:
 .LSTARTCODE:
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S
index f36e7a765..82badb1ee 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_rdlock
 	.type	__pthread_rwlock_rdlock,@function
+	.protected	__pthread_rwlock_rdlock
 	.align	16
 __pthread_rwlock_rdlock:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S
index cfcc7a18c..e34c42ea2 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S
@@ -27,6 +27,7 @@
 
 	.globl	__pthread_rwlock_unlock
 	.type	__pthread_rwlock_unlock,@function
+	.protected	__pthread_rwlock_unlock
 	.align	16
 __pthread_rwlock_unlock:
 	cfi_startproc
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S
index ccfc11b46..c626d9e1a 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S
@@ -29,6 +29,7 @@
 
 	.globl	__pthread_rwlock_wrlock
 	.type	__pthread_rwlock_wrlock,@function
+	.protected	__pthread_rwlock_wrlock
 	.align	16
 __pthread_rwlock_wrlock:
 	cfi_startproc