Updated to fedora-glibc-20070202T0923 cvs/fedora-glibc-2_5_90-16

4 files changed, 44 insertions, 21 deletions

diff --git a/sysdeps/unix/sysv/linux/getdents.c b/sysdeps/unix/sysv/linux/getdents.c
index 836cbf3922..b33d1789ad 100644
--- a/sysdeps/unix/sysv/linux/getdents.c
+++ b/sysdeps/unix/sysv/linux/getdents.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993, 1995-2003, 2004, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995-2003, 2004, 2006, 2007
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -50,8 +51,6 @@ extern int __have_no_getdents64 attribute_hidden;
 # define __have_no_getdents64 0
 #endif
 
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-
 /* For Linux we need a special version of this file since the
    definition of `struct dirent' is not the same for the kernel and
    the libc.  There is one additional field which might be introduced
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index 5286676fc1..89d5b12043 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992,1993,1995-2000,2002-2005,2006
+/* Copyright (C) 1992,1993,1995-2000,2002-2006,2007
    	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper, <drepper@gnu.org>, August 1995.
@@ -566,15 +566,23 @@ asm (".L__X'%ebx = 1\n\t"
    is too complicated here since we have no PC-relative addressing mode.  */
 #else
 # ifdef __ASSEMBLER__
-#  define PTR_MANGLE(reg)	xorl %gs:POINTER_GUARD, reg
-#  define PTR_DEMANGLE(reg)	PTR_MANGLE (reg)
+#  define PTR_MANGLE(reg)	xorl %gs:POINTER_GUARD, reg;		      \
+				roll $9, reg
+#  define PTR_DEMANGLE(reg)	rorl $9, reg;				      \
+				xorl %gs:POINTER_GUARD, reg
 # else
-#  define PTR_MANGLE(var)	asm ("xorl %%gs:%c2, %0"		      \
+#  define PTR_MANGLE(var)	asm ("xorl %%gs:%c2, %0\n"		      \
+				     "roll $9, %0"			      \
+				     : "=r" (var)			      \
+				     : "0" (var),			      \
+				       "i" (offsetof (tcbhead_t,	      \
+						      pointer_guard)))
+#  define PTR_DEMANGLE(var)	asm ("rorl $9, %0\n"			      \
+				     "xorl %%gs:%c2, %0"		      \
 				     : "=r" (var)			      \
 				     : "0" (var),			      \
 				       "i" (offsetof (tcbhead_t,	      \
 						      pointer_guard)))
-#  define PTR_DEMANGLE(var)	PTR_MANGLE (var)
 # endif
 #endif
 
diff --git a/sysdeps/unix/sysv/linux/sys/personality.h b/sysdeps/unix/sysv/linux/sys/personality.h
index 5d14a9bc80..ff7c61aa52 100644
--- a/sysdeps/unix/sysv/linux/sys/personality.h
+++ b/sysdeps/unix/sysv/linux/sys/personality.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,7 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-/* Taken verbatim from Linux 2.4 (include/linux/personality.h).  */
+/* Taken verbatim from Linux 2.6 (include/linux/personality.h).  */
 
 #ifndef _SYS_PERSONALITY_H
 #define _SYS_PERSONALITY_H 1
@@ -27,11 +27,13 @@
    These occupy the top three bytes.  */
 enum
   {
+    ADDR_NO_RANDOMIZE = 0x0040000,
     MMAP_PAGE_ZERO = 0x0100000,
     ADDR_LIMIT_32BIT = 0x0800000,
     SHORT_INODE = 0x1000000,
     WHOLE_SECONDS = 0x2000000,
     STICKY_TIMEOUTS = 0x4000000,
+    ADDR_LIMIT_3GB = 	0x8000000
   };
 
 /* Personality types.
@@ -52,14 +54,15 @@ enum
     PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
     PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
     PER_LINUX32 = 0x0008,
+    PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
     PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS,	/* IRIX5 32-bit */
     PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS,	/* IRIX6 new 32-bit */
     PER_IRIX64 = 0x000b | STICKY_TIMEOUTS,	/* IRIX6 64-bit */
     PER_RISCOS = 0x000c,
     PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
     PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
-    PER_HPUX = 0x000f,
-    PER_OSF4 = 0x0010,
+    PER_OSF4 = 0x000f,
+    PER_HPUX = 0x0010,
     PER_MASK = 0x00ff,
   };
 
diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
index 5dfffca455..3a0a632aab 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2005, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -317,24 +317,37 @@
 /* We cannot use the thread descriptor because in ld.so we use setjmp
    earlier than the descriptor is initialized.  */
 # ifdef __ASSEMBLER__
-#  define PTR_MANGLE(reg)	xorq __pointer_chk_guard_local(%rip), reg
-#  define PTR_DEMANGLE(reg)	PTR_MANGLE (reg)
+#  define PTR_MANGLE(reg)	xorq __pointer_chk_guard_local(%rip), reg;    \
+				rolq $17, reg
+#  define PTR_DEMANGLE(reg)	rorq $17, reg;				      \
+				xorq __pointer_chk_guard_local(%rip), reg
 # else
-#  define PTR_MANGLE(reg)	asm ("xorq __pointer_chk_guard_local(%%rip), %0"\
+#  define PTR_MANGLE(reg)	asm ("xorq __pointer_chk_guard_local(%%rip), %0\n" \
+				     "rolq $17, %0"			      \
+				     : "=r" (reg) : "0" (reg))
+#  define PTR_DEMANGLE(reg)	asm ("rorq $17, %0\n"			      \
+				     "xorq __pointer_chk_guard_local(%%rip), %0" \
 				     : "=r" (reg) : "0" (reg))
-#  define PTR_DEMANGLE(reg)	PTR_MANGLE (reg)
 # endif
 #else
 # ifdef __ASSEMBLER__
-#  define PTR_MANGLE(reg)	xorq %fs:POINTER_GUARD, reg
-#  define PTR_DEMANGLE(reg)	PTR_MANGLE (reg)
+#  define PTR_MANGLE(reg)	xorq %fs:POINTER_GUARD, reg;		      \
+				rolq $17, reg
+#  define PTR_DEMANGLE(reg)	rorq $17, reg;				      \
+				xorq %fs:POINTER_GUARD, reg
 # else
-#  define PTR_MANGLE(var)	asm ("xorq %%fs:%c2, %0"		      \
+#  define PTR_MANGLE(var)	asm ("xorq %%fs:%c2, %0\n"		      \
+				     "rolq $17, %0"			      \
+				     : "=r" (var)			      \
+				     : "0" (var),			      \
+				       "i" (offsetof (tcbhead_t,	      \
+						      pointer_guard)))
+#  define PTR_DEMANGLE(var)	asm ("rorq $17, %0\n"			      \
+				     "xorq %%fs:%c2, %0"		      \
 				     : "=r" (var)			      \
 				     : "0" (var),			      \
 				       "i" (offsetof (tcbhead_t,	      \
 						      pointer_guard)))
-#  define PTR_DEMANGLE(var)	PTR_MANGLE (var)
 # endif
 #endif