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Group :: Sistema/Base
RPM: glibc

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Patch: glibc-2.3.4-deb-timing.patch
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# DP: Description: i386 ld.so gets sigsegv when i686 optimized library is used,
#		   because the structure size of rtld_global and rtld_global_ro 
#		   are different due to HP_TIMING_AVAIL availability.
#		   This patch aligns those sizes for using i686 optimized library.
# DP: Author: Daniel Jacobowitz <dan@debian.org>
# DP: Upstream status: Pending
# DP: Status Details:
# DP: Date: 2003-10-03 (Updated 2003-10-12), (Updated 2005-01-02, 2005-03-03 gotom)
 
2005-03-03  GOTO Masanori  <gotom@debian.org>
	* sysdeps/generic/ldsodefs.h (struct rtld_global, rtld_global_ro):
	Include timing members if HP_TIMING_PAD is defined.
2005-01-02  GOTO Masanori  <gotom@debian.org>
	* elf/Makefile: Regenerate.
2003-12-31  Jeff Bailey <jbailey@nisa.net>
	* sysdeps/sparc/hp-timing.h: New file.
2003-10-12  Daniel Jacobowitz  <drow@mvista.com>
	* sysdeps/generic/ldsodefs.h (struct rtld_global): Include timing
	members if HP_TIMING_PAD is defined.
	* sysdeps/i386/hp-timing.h: New file.
	* elf/Makefile: Add dl-altinit to routines, shared-only-routines.
	* elf/dl-altinit.c: New file.
--- glibc-2.3.4/sysdeps/generic/ldsodefs.h.gotom	2005-03-03 11:23:08 +0900
+++ glibc-2.3.4/sysdeps/generic/ldsodefs.h	2005-03-03 11:24:05 +0900
@@ -258,7 +258,7 @@
   /* The object to be initialized first.  */
   EXTERN struct link_map *_dl_initfirst;
 
-#if HP_TIMING_AVAIL || HP_SMALL_TIMING_AVAIL
+#if HP_TIMING_AVAIL || HP_SMALL_TIMING_AVAIL || HP_TIMING_PAD
   /* Start time on CPU clock.  */
   EXTERN hp_timing_t _dl_cpuclock_offset;
 #endif
@@ -462,7 +462,7 @@
   /* All search directories defined at startup.  */
   EXTERN struct r_search_path_elem *_dl_init_all_dirs;
 
-#if HP_TIMING_AVAIL || HP_SMALL_TIMING_AVAIL
+#if HP_TIMING_AVAIL || HP_SMALL_TIMING_AVAIL || HP_TIMING_PAD
   /* Overhead of a high-precision timing measurement.  */
   EXTERN hp_timing_t _dl_hp_timing_overhead;
 #endif
--- /dev/null	1969-12-31 19:00:00 -0500
+++ glibc-2.3.2/sysdeps/i386/hp-timing.h	2003-10-03 11:50:30 -0400
@@ -0,0 +1,34 @@
+/* High precision, low overhead timing functions.  i386 version.
+   Copyright (C) 2003 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _i386_HP_TIMING_H
+#define _i386_HP_TIMING_H	1
+
+#define hp_timing_t hp_timing_t__
+#include <sysdeps/generic/hp-timing.h>
+#undef hp_timing_t
+
+/* We don't use high-precision timers, but we might load an i686 libpthread
+   which does.  */
+#define HP_TIMING_PAD 1
+
+/* i686 uses 64bit values for the times.  */
+typedef unsigned long long int hp_timing_t;
+
+#endif	/* hp-timing.h */
--- /dev/null	1969-12-31 19:00:00 -0500
+++ glibc-2.3.2/sysdeps/sparc/sparc32/hp-timing.h	2003-10-03 11:50:30 -0400
@@ -0,0 +1,34 @@
+/* High precision, low overhead timing functions.  i386 version.
+   Copyright (C) 2003 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _SPARC_HP_TIMING_H
+#define _SPARC_HP_TIMING_H	1
+
+#define hp_timing_t hp_timing_t__
+#include <sysdeps/generic/hp-timing.h>
+#undef hp_timing_t
+
+/* We don't use high-precision timers, but we might load an sparcv9 libpthread
+   which does.  */
+#define HP_TIMING_PAD 1
+
+/* sparcv9 uses 64bit values for the times.  */
+typedef unsigned long long int hp_timing_t;
+
+#endif	/* hp-timing.h */
--- /dev/null	1969-12-31 19:00:00 -0500
+++ glibc-2.3.2/elf/dl-altinit.c	2003-10-12 13:23:15 -0400
@@ -0,0 +1,43 @@
+/* Extra initializers for shared libc.
+   Copyright (C) 2003 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <ldsodefs.h>
+#include <hp-timing.h>
+
+/* This file is used from the shared libc, to initialize anything which
+   ld.so should have initialized but didn't - for instance, if ld.so
+   is built for a machine without HP_TIMING but libc.so is built for
+   a machine with HP_TIMING, clock_gettime will expect dl_cpuclock_offset
+   to be initialized.  */
+
+static void
+dlinit_hptiming (void)
+{
+#if HP_TIMING_AVAIL || HP_SMALL_TIMING_AVAIL
+  if (GL(dl_cpuclock_offset) == 0)
+    HP_TIMING_NOW (GL(dl_cpuclock_offset));
+#endif
+}
+
+static void dlinit_alt (void) __attribute__((constructor));
+static void
+dlinit_alt (void)
+{
+  dlinit_hptiming ();
+}
--- glibc-2.3.4/elf/Makefile	27 Oct 2004 20:26:47 -0000	1.287
+++ glibc-2.3.4/elf/Makefile	2 Jan 2005 08:29:55 -0000
@@ -23,7 +23,7 @@
 headers		= elf.h bits/elfclass.h link.h
 routines	= $(dl-routines) dl-open dl-close dl-support dl-iteratephdr \
 		  dl-addr enbl-secure dl-profstub \
-		  dl-origin dl-libc dl-sym dl-tsd
+		  dl-origin dl-libc dl-sym dl-tsd dl-altinit
 
 # The core dynamic linking functions are in libc for the static and
 # profiled libraries.
@@ -41,6 +41,10 @@
 rtld-routines	:= rtld $(dl-routines) dl-sysdep dl-environ dl-minimal
 all-rtld-routines = $(rtld-routines) $(sysdep-rtld-routines)
 
+# We only need to re-run initializers if ld.so and libc.so might be built
+# for different machines, so only shared libraries need dl-altinit.
+shared-only-routines = dl-altinit
+
 distribute	:= rtld-Rules \
 		   $(rtld-routines:=.c) dynamic-link.h do-rel.h dl-machine.h \
 		   dl-cache.h dl-hash.h soinit.c sofini.c ldd.bash.in \








 






	projeto & código: Vladimir Lettiev aka crux © 2004-2005, 
	Andrew Avramenko aka liks © 2007-2008

	mantenedor atual: Michael Shigorin

	mantenedor da tradução: Fernando Martini aka fmartini © 2009