a few more build fixes nptl sync

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

5 files changed, 16 insertions, 23 deletions

diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/libc_pthread_init.c b/libpthread/nptl/sysdeps/unix/sysv/linux/libc_pthread_init.c
index 016437768..136b44595 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/libc_pthread_init.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/libc_pthread_init.c
@@ -48,28 +48,12 @@ __libc_pthread_init (
   __register_atfork (NULL, NULL, reclaim, NULL);
 
 #ifdef SHARED
-  /* Copy the function pointers into an array in libc.  This enables
-     access with just one memory reference but moreso, it prevents
-     hijacking the function pointers with just one pointer change.  We
-     "encrypt" the function pointers since we cannot write-protect the
-     array easily enough.  */
-  union ptrhack
-  {
-    struct pthread_functions pf;
-# define NPTRS (sizeof (struct pthread_functions) / sizeof (void *))
-    void *parr[NPTRS];
-  } __attribute__ ((may_alias)) const *src;
-  union ptrhack *dest;
-
-  src = (const void *) functions;
-  dest = (void *) &__libc_pthread_functions;
-
-  for (size_t cnt = 0; cnt < NPTRS; ++cnt)
-    {
-      void *p = src->parr[cnt];
-      PTR_MANGLE (p);
-      dest->parr[cnt] = p;
-    }
+  /* We copy the content of the variable pointed to by the FUNCTIONS
+     parameter to one in libc.so since this means access to the array
+     can be done with one memory access instead of two.
+   */
+   memcpy (&__libc_pthread_functions, functions,
+           sizeof (__libc_pthread_functions));
   __libc_pthread_functions_init = 1;
 #endif
 
@@ -79,9 +63,12 @@ __libc_pthread_init (
 }
 
 #ifdef SHARED
+#if 0
+void
 libc_freeres_fn (freeres_libptread)
 {
   if (__libc_pthread_functions_init)
     PTHFCT_CALL (ptr_freeres, ());
 }
 #endif
+#endif
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/register-atfork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/register-atfork.c
index 9e36858fc..f956ad565 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/register-atfork.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/register-atfork.c
@@ -22,6 +22,7 @@
 #include <string.h>
 #include <fork.h>
 #include <atomic.h>
+#include <tls.h>
 
 
 /* Lock to protect allocation and deallocation of fork handlers.  */
@@ -119,7 +120,7 @@ __linkin_atfork (struct fork_handler *newp)
 						newp, newp->next) != 0);
 }
 
-
+#if 0
 libc_freeres_fn (free_mem)
 {
   /* Get the lock to not conflict with running forks.  */
@@ -144,3 +145,5 @@ libc_freeres_fn (free_mem)
       free (oldp);
     }
 }
+#endif
+
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.c
index 80b0e7663..0471d1f79 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.c
@@ -22,6 +22,7 @@
 #include <sysdep.h>
 #include <lowlevellock.h>
 #include <sys/time.h>
+#include <tls.h>
 
 
 void
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.h
index a43f6b668..d8fe9be35 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.h
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/lowlevellock.h
@@ -25,6 +25,7 @@
 #include <sys/param.h>
 #include <bits/pthreadtypes.h>
 #include <atomic.h>
+#include <sysdep.h>
 #include <bits/kernel-features.h>
 
 
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c
index 94c78fce5..7eb095fd3 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c
@@ -21,6 +21,7 @@
 #include <stdlib.h>
 #include <fork.h>
 #include <atomic.h>
+#include <tls.h>
 
 
 void