Update.

2002-07-17  Andreas Schwab  <schwab@suse.de>
	    Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/pread.c: Sign extend offset.
	* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pread.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise.

diff --git a/ChangeLog b/ChangeLog
index 2e58fcc..aa2b1de 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2002-07-17  Andreas Schwab  <schwab@suse.de>
+           Ulrich Drepper  <drepper@redhat.com>
+
+       * sysdeps/unix/sysv/linux/pread.c: Sign extend offset.
+       * sysdeps/unix/sysv/linux/pwrite.c: Likewise.
+       * sysdeps/unix/sysv/linux/mips/pread.c: Likewise.
+       * sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise.
+
 2002-07-01  H.J. Lu  <hjl@gnu.org>
 
        * elf/circleload1.c (load_dso): Call "circlemod1" and check

diff --git a/sysdeps/unix/sysv/linux/mips/pread.c b/sysdeps/unix/sysv/linux/mips/pread.c
index b1c1c0d..45305d2 100644 (file)
--- a/sysdeps/unix/sysv/linux/mips/pread.c
+++ b/sysdeps/unix/sysv/linux/mips/pread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -17,6 +17,7 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
+#include <assert.h>
 #include <errno.h>
 #include <unistd.h>
 #include <endian.h>
@@ -48,8 +49,9 @@ __libc_pread (fd, buf, count, offset)
   ssize_t result;
 
   /* First try the syscall.  */
+  assert (sizeof (offset) == 4);
   result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
-                          __LONG_LONG_PAIR (0, offset));
+                          __LONG_LONG_PAIR (offset >> 31, offset));
 # if __ASSUME_PREAD_SYSCALL == 0
   if (result == -1 && errno == ENOSYS)
     /* No system call available.  Use the emulation.  */

diff --git a/sysdeps/unix/sysv/linux/mips/pwrite.c b/sysdeps/unix/sysv/linux/mips/pwrite.c
index 40b2c8b..44f9d30 100644 (file)
--- a/sysdeps/unix/sysv/linux/mips/pwrite.c
+++ b/sysdeps/unix/sysv/linux/mips/pwrite.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -17,6 +17,7 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
+#include <assert.h>
 #include <errno.h>
 #include <unistd.h>
 #include <endian.h>
@@ -47,8 +48,9 @@ __libc_pwrite (fd, buf, count, offset)
   ssize_t result;
 
   /* First try the syscall.  */
+  assert (sizeof (offset) == 4);
   result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
-                          __LONG_LONG_PAIR (0, offset));
+                          __LONG_LONG_PAIR (offset >> 31, offset));
 # if __ASSUME_PWRITE_SYSCALL == 0
   if (result == -1 && errno == ENOSYS)
     /* No system call available.  Use the emulation.  */

diff --git a/sysdeps/unix/sysv/linux/pread.c b/sysdeps/unix/sysv/linux/pread.c
index da66488..2d5af61 100644 (file)
--- a/sysdeps/unix/sysv/linux/pread.c
+++ b/sysdeps/unix/sysv/linux/pread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -17,6 +17,7 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
+#include <assert.h>
 #include <errno.h>
 #include <endian.h>
 #include <unistd.h>
@@ -49,8 +50,9 @@ __libc_pread (fd, buf, count, offset)
   ssize_t result;
 
   /* First try the syscall.  */
+  assert (sizeof (offset) == 4);
   result = INLINE_SYSCALL (pread, 5, fd, CHECK_N (buf, count), count,
-                          __LONG_LONG_PAIR (0, offset));
+                          __LONG_LONG_PAIR (offset >> 31, offset));
 # if __ASSUME_PREAD_SYSCALL == 0
   if (result == -1 && errno == ENOSYS)
     /* No system call available.  Use the emulation.  */

diff --git a/sysdeps/unix/sysv/linux/pwrite.c b/sysdeps/unix/sysv/linux/pwrite.c
index ceafef8..6a68adc 100644 (file)
--- a/sysdeps/unix/sysv/linux/pwrite.c
+++ b/sysdeps/unix/sysv/linux/pwrite.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -17,6 +17,7 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
+#include <assert.h>
 #include <errno.h>
 #include <endian.h>
 #include <unistd.h>
@@ -49,8 +50,9 @@ __libc_pwrite (fd, buf, count, offset)
   ssize_t result;
 
   /* First try the syscall.  */
+  assert (sizeof (offset) == 4);
   result = INLINE_SYSCALL (pwrite, 5, fd, CHECK_N (buf, count), count,
-                          __LONG_LONG_PAIR (0, offset));
+                          __LONG_LONG_PAIR (offset >> 31, offset));
 # if __ASSUME_PWRITE_SYSCALL == 0
   if (result == -1 && errno == ENOSYS)
     /* No system call available.  Use the emulation.  */