Update.

2003-06-01  Ulrich Drepper  <drepper@redhat.com>

	* elf/Makefile (CFLAGS-dl-runtime.c): Define.

	* wcsmbs/wcpncpy.c (__wcpncpy): Fix broken implementation to match
	stpncpy.

7 files changed, 65 insertions, 53 deletions

diff --git a/ChangeLog b/ChangeLog
index 3ca7aa9dd2..0139b51bfd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2003-06-01  Ulrich Drepper  <drepper@redhat.com>
+
+	* elf/Makefile (CFLAGS-dl-runtime.c): Define.
+
+	* wcsmbs/wcpncpy.c (__wcpncpy): Fix broken implementation to match
+	stpncpy.
+
 2003-05-31  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/ia64/bits/sigaction.h (SA_NOCLDWAIT): Define.
diff --git a/elf/Makefile b/elf/Makefile
index c557bd8f37..003f77e12e 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -82,6 +82,8 @@ distribute	:= rtld-Rules \
 		   tst-array2dep.c \
 		   check-textrel.c dl-sysdep.h
 
+CFLAGS-dl-runtime.c = -fexceptions -fasynchronous-unwind-tables
+
 include ../Makeconfig
 
 ifeq ($(unwind-find-fde),yes)
diff --git a/manual/string.texi b/manual/string.texi
index 872916b660..21941594b1 100644
--- a/manual/string.texi
+++ b/manual/string.texi
@@ -708,9 +708,9 @@ This function is similar to @code{wcpcpy} but copies always exactly
 
 If the length of @var{wfrom} is more then @var{size}, then
 @code{wcpncpy} copies just the first @var{size} wide characters and
-returns a pointer to the wide character directly following the one which
-was copied last.  Note that in this case there is no null terminator
-written into @var{wto}.
+returns a pointer to the wide character directly following the last
+non-null wide character which was copied last.  Note that in this case
+there is no null terminator written into @var{wto}.
 
 If the length of @var{wfrom} is less than @var{size}, then @code{wcpncpy}
 copies all of @var{wfrom}, followed by enough null characters to add up
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index cc9c94d0c4..f3cd10738f 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -12,6 +12,10 @@
 	Likewise.
 	* sysdeps/unix/sysv/linux/s390/sem_timedwait.c (sem_timedwait):
 	Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_timedwait_tid):
+	Likewise.
+	* sysdeps/unix/sysv/linux/sh/lowlevellock.h (lll_timedwait_tid):
+	Likewise.
 
 	* Makefile (tests): Add tst-sem8 and tst-sem9.
 	* tst-sem8.c: New file.
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
index 8ac8416011..4a392e84d7 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
+++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
@@ -148,34 +148,34 @@ typedef int lll_lock_t;
 # endif
 
 #define lll_futex_wait(futex, val) \
-  do { \
-    int __ignore; \
-    register unsigned long __r3 asm ("r3") = SYS_futex; \
-    register unsigned long __r4 asm ("r4") = (unsigned long) (futex); \
-    register unsigned long __r5 asm ("r5") = FUTEX_WAIT; \
-    register unsigned long __r6 asm ("r6") = (unsigned long) (val); \
-    register unsigned long __r7 asm ("r7") = 0; \
-    __asm __volatile (SYSCALL_WITH_INST_PAD \
-		      : "=z" (__ignore) \
-		      : "r" (__r3), "r" (__r4), "r" (__r5), \
-			"r" (__r6), "r" (__r7) \
-		      : "memory", "t"); \
+  do {									      \
+    int __ignore;							      \
+    register unsigned long __r3 asm ("r3") = SYS_futex;			      \
+    register unsigned long __r4 asm ("r4") = (unsigned long) (futex);	      \
+    register unsigned long __r5 asm ("r5") = FUTEX_WAIT;		      \
+    register unsigned long __r6 asm ("r6") = (unsigned long) (val);	      \
+    register unsigned long __r7 asm ("r7") = 0;				      \
+    __asm __volatile (SYSCALL_WITH_INST_PAD				      \
+		      : "=z" (__ignore)					      \
+		      : "r" (__r3), "r" (__r4), "r" (__r5),		      \
+			"r" (__r6), "r" (__r7)				      \
+		      : "memory", "t");					      \
   } while (0)
 
 
 #define lll_futex_wake(futex, nr) \
-  do { \
-    int __ignore; \
-    register unsigned long __r3 asm ("r3") = SYS_futex; \
-    register unsigned long __r4 asm ("r4") = (unsigned long) (futex); \
-    register unsigned long __r5 asm ("r5") = FUTEX_WAKE; \
-    register unsigned long __r6 asm ("r6") = (unsigned long) (nr); \
-    register unsigned long __r7 asm ("r7") = 0; \
-    __asm __volatile (SYSCALL_WITH_INST_PAD \
-		      : "=z" (__ignore) \
-		      : "r" (__r3), "r" (__r4), "r" (__r5), \
-			"r" (__r6), "r" (__r7) \
-		      : "memory", "t"); \
+  do {									      \
+    int __ignore;							      \
+    register unsigned long __r3 asm ("r3") = SYS_futex;			      \
+    register unsigned long __r4 asm ("r4") = (unsigned long) (futex);	      \
+    register unsigned long __r5 asm ("r5") = FUTEX_WAKE;		      \
+    register unsigned long __r6 asm ("r6") = (unsigned long) (nr);	      \
+    register unsigned long __r7 asm ("r7") = 0;				      \
+    __asm __volatile (SYSCALL_WITH_INST_PAD				      \
+		      : "=z" (__ignore)					      \
+		      : "r" (__r3), "r" (__r4), "r" (__r5),		      \
+			"r" (__r6), "r" (__r7)				      \
+		      : "memory", "t");					      \
   } while (0)
 
 
@@ -252,24 +252,24 @@ extern int lll_unlock_wake_cb (int *__futex) attribute_hidden;
 
 extern int __lll_wait_tid (int *tid) attribute_hidden;
 #define lll_wait_tid(tid) \
-  do { \
-    __typeof (tid) *__tid = &(tid); \
-    if (*__tid != 0) \
-      __lll_wait_tid (__tid); \
+  do {									      \
+    __typeof (tid) *__tid = &(tid);					      \
+    if (*__tid != 0)							      \
+      __lll_wait_tid (__tid);						      \
   } while (0)
 
 extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
      attribute_hidden;
 #define lll_timedwait_tid(tid, abstime) \
-  ({ \
-    int __result = 0; \
-    if (tid != 0) \
-      {	\
-	if (abstime == NULL || abstime->tv_nsec >= 1000000000) \
-	  __result = EINVAL; \
-	else \
-	  __result = __lll_timedwait_tid (&tid, abstime); \
-      }	\
+  ({									      \
+    int __result = 0;							      \
+    if (tid != 0)							      \
+      {									      \
+	if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)	      \
+	  __result = EINVAL;						      \
+	else								      \
+	  __result = __lll_timedwait_tid (&tid, abstime);		      \
+      }									      \
     __result; })
 
 
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h
index 136dc574e0..4dfbf4bb45 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h
@@ -319,7 +319,7 @@ extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
     int __result = 0;							      \
     if (tid != 0)							      \
       {									      \
-	if (abstime == NULL || abstime->tv_nsec >= 1000000000)		      \
+	if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)	      \
 	  __result = EINVAL;						      \
 	else								      \
 	  __result = __lll_timedwait_tid (&tid, abstime);		      \
diff --git a/wcsmbs/wcpncpy.c b/wcsmbs/wcpncpy.c
index 59b7301ca8..df7efd7fb0 100644
--- a/wcsmbs/wcpncpy.c
+++ b/wcsmbs/wcpncpy.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
 
@@ -58,9 +58,7 @@ __wcpncpy (dest, src, n)
 	  if (--n4 == 0)
 	    goto last_chars;
 	}
-      n = n - (dest - s) - 1;
-      if (n == 0)
-	return dest;
+      n -= dest - s;
       goto zero_fill;
     }
 
@@ -69,21 +67,22 @@ __wcpncpy (dest, src, n)
   if (n == 0)
     return dest;
 
-  do
+  for (;;)
     {
       c = *src++;
-      *++dest = c;
-      if (--n == 0)
+      --n;
+      *dest++ = c;
+      if (c == L'\0')
+	break;
+      if (n == 0)
 	return dest;
     }
-  while (c != L'\0');
 
  zero_fill:
-  do
-    *++dest = L'\0';
-  while (--n > 0);
+  while (n-- > 0)
+    dest[n] = L'\0';
 
-  return dest;
+  return dest - 1;
 }
 
 weak_alias (__wcpncpy, wcpncpy)