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core/glibc to 2.22-3

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This commit is contained in:
Kevin Mihelich 2015-09-06 02:25:17 +00:00
parent 9b22bee9aa
commit 1b741b6999
2 changed files with 670 additions and 2 deletions
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6
core/glibc/PKGBUILD
View file

@ -16,7 +16,7 @@ noautobuild=1
pkgname=glibc
pkgver=2.22
pkgrel=1
pkgrel=3
pkgdesc="GNU C Library"
arch=('i686' 'x86_64')
url="http://www.gnu.org/software/libc"
@ -31,10 +31,12 @@ options=('!strip' 'staticlibs' '!distcc')
install=glibc.install
source=(http://ftp.gnu.org/gnu/libc/${pkgname}-${pkgver}.tar.xz{,.sig}
local-soname-hack.diff
glibc-2.22-roundup.patch
locale.gen.txt
locale-gen)
md5sums=('e51e02bf552a0a1fbbdc948fb2f5e83c'
'SKIP'
'b6b7a0e8d6e6520e40e3164ae773631d'
'905370139382428ef2b97b247c0970bf'
'07ac979b6ab5eeb778d55f041529d623'
'476e9113489f93b348b21e144b6a8fcf')
@ -44,7 +46,7 @@ prepare() {
cd ${srcdir}/${pkgname}-${pkgver}
# glibc-2.21..01b07c70
#patch -p1 -i $srcdir/glibc-2.21-roundup.patch
patch -p1 -i $srcdir/glibc-2.22-roundup.patch
# ALARM: patch for hard-float ld-linux soname
if [[ $CARCH == "armv6h" || $CARCH == "armv7h" ]]; then

666
core/glibc/glibc-2.22-roundup.patch Normal file
View file

@ -0,0 +1,666 @@
diff --git a/ChangeLog b/ChangeLog
index cb9124e..d0d2cbd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,74 @@
+2015-08-31 Brett Neumeier <brett@neumeier.us>
+
+ [BZ #18870]
+ * sysdeps/sparc/sparc32/sem_open.c: Add missing #include
+
+2015-08-28 Mike Frysinger <vapier@gentoo.org>
+
+ [BZ #18887]
+ * misc/Makefile (tests): Add tst-mntent-blank-corrupt and
+ tst-mntent-blank-passno.
+ * misc/mntent_r.c (__getmntent_r): Do not read past buffer[0].
+ * misc/tst-mntent-blank-corrupt.c: New test.
+ * misc/tst-mntent-blank-passno.c: New test ripped from ...
+ * misc/tst-mntent.c (do_test): ... here.
+
+2015-08-25 Roland McGrath <roland@hack.frob.com>
+
+ * sysdeps/nacl/start.c (_start): Call __nacl_main instead of main
+ if the weak reference is not null.
+
+2015-08-19 Andrew Senkevich <andrew.senkevich@intel.com>
+
+ [BZ #18796]
+ * scripts/test-installation.pl: Don't add -lmvec to build options
+ if libmvec wasn't built.
+ * NEWS: Mention this fix.
+
+2015-08-10 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
+
+ [BZ #18778]
+ * elf/Makefile (tests): Add Add tst-nodelete2.
+ (modules-names): Add tst-nodelete2mod.
+ (tst-nodelete2mod.so-no-z-defs): New.
+ ($(objpfx)tst-nodelete2): Likewise.
+ ($(objpfx)tst-nodelete2.out): Likewise.
+ (LDFLAGS-tst-nodelete2): Likewise.
+ * elf/dl-close.c (_dl_close_worker): Move DF_1_NODELETE clearing
+ out of loop through all loaded libraries.
+ * elf/tst-nodelete2.c: New file.
+ * elf/tst-nodelete2mod.c: Likewise.
+
+2015-08-10 Andreas Schwab <schwab@suse.de>
+
+ [BZ #18781]
+ * sysdeps/unix/sysv/linux/openat.c (__OPENAT) [MORE_OFLAGS]: Add
+ MORE_OFLAGS to oflag.
+ * io/test-lfs.c (do_test): Test openat64.
+
+2015-08-08 John David Anglin <danglin@gcc.gnu.org>
+
+ [BZ #18787]
+ * sysdeps/unix/sysv/linux/hppa/bits/atomic.h (_LWS_CLOBBER): Revise
+ clobber registers.
+ (atomic_compare_and_exchange_val_acq): Use register asms to assign
+ operand registers. Use register %r20 for EAGAIN and EDEADLOCK checks.
+ Cast return to __typeof (oldval).
+
+2015-08-08 Mike Frysinger <vapier@gentoo.org>
+
+ * sysdeps/unix/sysv/linux/microblaze/sysdep.h: Wrap the whole file
+ in _LINUX_MICROBLAZE_SYSDEP_H defines. Include sysdeps/unix/sysdep.h
+ and delete sys/syscall.h include.
+
+2015-08-07 Mike Frysinger <vapier@gentoo.org>
+
+ * sysdeps/hppa/dl-symaddr.c (_dl_symbol_address): Add rtld_hidden_def.
+
+2015-08-05 Zack Weinberg <zackw@panix.com>
+
+ * misc/regexp.h: Update comments.
+
2015-08-05 Carlos O'Donell <carlos@systemhalted.org>
* version.h (RELEASE): Set to "stable".
diff --git a/NEWS b/NEWS
index 4c31de7..ce0255a 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,12 @@ See the end for copying conditions.
Please send GNU C library bug reports via <http://sourceware.org/bugzilla/>
using `glibc' in the "product" field.
+Version 2.22.1
+
+* The following bugs are resolved with this release:
+
+ 18778, 18781, 18787, 18796, 18870, 18887.
+
Version 2.22
* The following bugs are resolved with this release:
@@ -84,7 +90,7 @@ Version 2.22
release. Use of this header will trigger a deprecation warning.
Application developers should update their code to use <regex.h> instead.
- This header was formerly part of SUSv2, but was deprecated in 1997 and
+ This header was formerly part of SUS, but was deprecated in 1994 and
removed from the standard in 2001. Also, the glibc implementation
leaks memory. See BZ#18681 for more details.
diff --git a/elf/Makefile b/elf/Makefile
index 4ceeaf8..71a18a1 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -148,7 +148,8 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
tst-unique1 tst-unique2 $(if $(CXX),tst-unique3 tst-unique4 \
tst-nodelete) \
tst-initorder tst-initorder2 tst-relsort1 tst-null-argv \
- tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened
+ tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened \
+ tst-nodelete2
# reldep9
ifeq ($(build-hardcoded-path-in-tests),yes)
tests += tst-dlopen-aout
@@ -218,7 +219,7 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
tst-initorder2d \
tst-relsort1mod1 tst-relsort1mod2 tst-array2dep \
tst-array5dep tst-null-argv-lib \
- tst-tlsalign-lib tst-nodelete-opened-lib
+ tst-tlsalign-lib tst-nodelete-opened-lib tst-nodelete2mod
ifeq (yes,$(have-protected-data))
modules-names += tst-protected1moda tst-protected1modb
tests += tst-protected1a tst-protected1b
@@ -594,6 +595,7 @@ tst-auditmod9b.so-no-z-defs = yes
tst-nodelete-uniquemod.so-no-z-defs = yes
tst-nodelete-rtldmod.so-no-z-defs = yes
tst-nodelete-zmod.so-no-z-defs = yes
+tst-nodelete2mod.so-no-z-defs = yes
ifeq ($(build-shared),yes)
# Build all the modules even when not actually running test programs.
@@ -1164,6 +1166,11 @@ $(objpfx)tst-nodelete.out: $(objpfx)tst-nodelete-uniquemod.so \
LDFLAGS-tst-nodelete = -rdynamic
LDFLAGS-tst-nodelete-zmod.so = -Wl,--enable-new-dtags,-z,nodelete
+$(objpfx)tst-nodelete2: $(libdl)
+$(objpfx)tst-nodelete2.out: $(objpfx)tst-nodelete2mod.so
+
+LDFLAGS-tst-nodelete2 = -rdynamic
+
$(objpfx)tst-initorder-cmp.out: tst-initorder.exp $(objpfx)tst-initorder.out
cmp $^ > $@; \
$(evaluate-test)
diff --git a/elf/dl-close.c b/elf/dl-close.c
index 9105277..c897247 100644
--- a/elf/dl-close.c
+++ b/elf/dl-close.c
@@ -144,6 +144,14 @@ _dl_close_worker (struct link_map *map, bool force)
char done[nloaded];
struct link_map *maps[nloaded];
+ /* Clear DF_1_NODELETE to force object deletion. We don't need to touch
+ l_tls_dtor_count because forced object deletion only happens when an
+ error occurs during object load. Destructor registration for TLS
+ non-POD objects should not have happened till then for this
+ object. */
+ if (force)
+ map->l_flags_1 &= ~DF_1_NODELETE;
+
/* Run over the list and assign indexes to the link maps and enter
them into the MAPS array. */
int idx = 0;
@@ -153,13 +161,6 @@ _dl_close_worker (struct link_map *map, bool force)
maps[idx] = l;
++idx;
- /* Clear DF_1_NODELETE to force object deletion. We don't need to touch
- l_tls_dtor_count because forced object deletion only happens when an
- error occurs during object load. Destructor registration for TLS
- non-POD objects should not have happened till then for this
- object. */
- if (force)
- l->l_flags_1 &= ~DF_1_NODELETE;
}
assert (idx == nloaded);
diff --git a/elf/tst-nodelete2.c b/elf/tst-nodelete2.c
new file mode 100644
index 0000000..388e8af
--- /dev/null
+++ b/elf/tst-nodelete2.c
@@ -0,0 +1,37 @@
+#include "../dlfcn/dlfcn.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <gnu/lib-names.h>
+
+static int
+do_test (void)
+{
+ int result = 0;
+
+ printf ("\nOpening pthread library.\n");
+ void *pthread = dlopen (LIBPTHREAD_SO, RTLD_LAZY);
+
+ /* This is a test for correct DF_1_NODELETE clearing when dlopen failure
+ happens. We should clear DF_1_NODELETE for failed library only, because
+ doing this for others (e.g. libpthread) might cause them to be unloaded,
+ that may lead to some global references (e.g. __rtld_lock_unlock) to be
+ broken. The dlopen should fail because of undefined symbols in shared
+ library, that cause DF_1_NODELETE to be cleared. For libpthread, this
+ flag should be set, because if not, SIGSEGV will happen in dlclose. */
+ if (dlopen ("tst-nodelete2mod.so", RTLD_NOW) != NULL)
+ {
+ printf ("Unique symbols test failed\n");
+ result = 1;
+ }
+
+ if (pthread)
+ dlclose (pthread);
+
+ if (result == 0)
+ printf ("SUCCESS\n");
+
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/elf/tst-nodelete2mod.c b/elf/tst-nodelete2mod.c
new file mode 100644
index 0000000..e88c756
--- /dev/null
+++ b/elf/tst-nodelete2mod.c
@@ -0,0 +1,7 @@
+/* Undefined symbol. */
+extern int not_exist (void);
+
+int foo (void)
+{
+ return not_exist ();
+}
diff --git a/elf/tst-znodelete-zlib.cc b/elf/tst-znodelete-zlib.cc
deleted file mode 100644
index 1e8f368..0000000
--- a/elf/tst-znodelete-zlib.cc
+++ /dev/null
@@ -1,6 +0,0 @@
-extern int not_exist (void);
-
-int foo (void)
-{
- return not_exist ();
-}
diff --git a/io/test-lfs.c b/io/test-lfs.c
index 539c2a2..b6ebae4 100644
--- a/io/test-lfs.c
+++ b/io/test-lfs.c
@@ -144,7 +144,7 @@ test_ftello (void)
int
do_test (int argc, char *argv[])
{
- int ret;
+ int ret, fd2;
struct stat64 statbuf;
ret = lseek64 (fd, TWO_GB+100, SEEK_SET);
@@ -195,6 +195,25 @@ do_test (int argc, char *argv[])
error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.",
(long long int) statbuf.st_size, (TWO_GB + 100 + 5));
+ fd2 = openat64 (AT_FDCWD, name, O_RDWR);
+ if (fd2 == -1)
+ {
+ if (errno == ENOSYS)
+ {
+ /* Silently ignore this test. */
+ error (0, 0, "openat64 is not supported");
+ }
+ else
+ error (EXIT_FAILURE, errno, "openat64 failed to open big file");
+ }
+ else
+ {
+ ret = close (fd2);
+
+ if (ret == -1)
+ error (EXIT_FAILURE, errno, "error closing file");
+ }
+
test_ftello ();
return 0;
diff --git a/misc/Makefile b/misc/Makefile
index aecb0da..2f5edf6 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -76,7 +76,8 @@ install-lib := libg.a
gpl2lgpl := error.c error.h
tests := tst-dirname tst-tsearch tst-fdset tst-efgcvt tst-mntent tst-hsearch \
- tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1
+ tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1 \
+ tst-mntent-blank-corrupt tst-mntent-blank-passno
ifeq ($(run-built-tests),yes)
tests-special += $(objpfx)tst-error1-mem.out
endif
diff --git a/misc/mntent_r.c b/misc/mntent_r.c
index 6159873..4f26998 100644
--- a/misc/mntent_r.c
+++ b/misc/mntent_r.c
@@ -136,7 +136,9 @@ __getmntent_r (FILE *stream, struct mntent *mp, char *buffer, int bufsiz)
end_ptr = strchr (buffer, '\n');
if (end_ptr != NULL) /* chop newline */
{
- while (end_ptr[-1] == ' ' || end_ptr[-1] == '\t')
+ /* Do not walk past the start of buffer if it's all whitespace. */
+ while (end_ptr != buffer
+ && (end_ptr[-1] == ' ' || end_ptr[-1] == '\t'))
end_ptr--;
*end_ptr = '\0';
}
diff --git a/misc/regexp.h b/misc/regexp.h
index 3460989..42394f7 100644
--- a/misc/regexp.h
+++ b/misc/regexp.h
@@ -19,10 +19,11 @@
#ifndef _REGEXP_H
#define _REGEXP_H 1
-/* The contents of this header file were standardized in the
- Single Unix Specification, Version 2 (1997) but marked as
- LEGACY; new applications were already being encouraged to
- use <regex.h> instead. POSIX.1-2001 removed this header.
+/* The contents of this header file were originally standardized in
+ the Single Unix Specification, Issue 3 (1992). In Issue 4 (1994)
+ the header was marked as TO BE WITHDRAWN, and new applications
+ were encouraged to use <regex.h> instead. It was officially
+ withdrawn from the standard in Issue 6 (aka POSIX.1-2001).
This header is provided only for backward compatibility.
It will be removed in the next release of the GNU C Library.
diff --git a/misc/tst-mntent-blank-corrupt.c b/misc/tst-mntent-blank-corrupt.c
new file mode 100644
index 0000000..92266a3
--- /dev/null
+++ b/misc/tst-mntent-blank-corrupt.c
@@ -0,0 +1,45 @@
+/* Make sure blank lines does not cause memory corruption BZ #18887.
+
+ Copyright (C) 2009-2015 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <mntent.h>
+#include <stdio.h>
+#include <string.h>
+
+/* Make sure blank lines don't trigger memory corruption. This doesn't happen
+ for all targets though, so it's a best effort test BZ #18887. */
+static int
+do_test (void)
+{
+ FILE *fp;
+
+ fp = tmpfile ();
+ fputs ("\n \n/foo\\040dir /bar\\040dir auto bind \t \n", fp);
+ rewind (fp);
+
+ /* The corruption happens here ... */
+ getmntent (fp);
+ /* ... but trigers here. */
+ endmntent (fp);
+
+ /* If the test failed, we would crash, and not hit this point. */
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/misc/tst-mntent-blank-passno.c b/misc/tst-mntent-blank-passno.c
new file mode 100644
index 0000000..fc04291
--- /dev/null
+++ b/misc/tst-mntent-blank-passno.c
@@ -0,0 +1,53 @@
+/* Make sure trailing whitespace is handled properly BZ #17273.
+
+ Copyright (C) 2009-2015 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <mntent.h>
+#include <stdio.h>
+#include <string.h>
+
+/* Check entries to make sure trailing whitespace is ignored and we return the
+ correct passno value BZ #17273. */
+static int
+do_test (void)
+{
+ int result = 0;
+ FILE *fp;
+ struct mntent *mnt;
+
+ fp = tmpfile ();
+ fputs ("/foo\\040dir /bar\\040dir auto bind \t \n", fp);
+ rewind (fp);
+
+ mnt = getmntent (fp);
+ if (strcmp (mnt->mnt_fsname, "/foo dir") != 0
+ || strcmp (mnt->mnt_dir, "/bar dir") != 0
+ || strcmp (mnt->mnt_type, "auto") != 0
+ || strcmp (mnt->mnt_opts, "bind") != 0
+ || mnt->mnt_freq != 0
+ || mnt->mnt_passno != 0)
+ {
+ puts ("Error while reading entry with trailing whitespaces");
+ result = 1;
+ }
+
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/misc/tst-mntent.c b/misc/tst-mntent.c
index 876c89f..820b354 100644
--- a/misc/tst-mntent.c
+++ b/misc/tst-mntent.c
@@ -73,26 +73,6 @@ main (int argc, char *argv[])
puts ("Error while reading written entry back in");
result = 1;
}
-
- /* Part III: Entry with whitespaces at the end of a line. */
- rewind (fp);
-
- fputs ("/foo\\040dir /bar\\040dir auto bind \t \n", fp);
-
- rewind (fp);
-
- mnt = getmntent (fp);
-
- if (strcmp (mnt->mnt_fsname, "/foo dir") != 0
- || strcmp (mnt->mnt_dir, "/bar dir") != 0
- || strcmp (mnt->mnt_type, "auto") != 0
- || strcmp (mnt->mnt_opts, "bind") != 0
- || mnt->mnt_freq != 0
- || mnt->mnt_passno != 0)
- {
- puts ("Error while reading entry with trailing whitespaces");
- result = 1;
- }
}
return result;
diff --git a/scripts/test-installation.pl b/scripts/test-installation.pl
index cac1562..79b2b3e 100755
--- a/scripts/test-installation.pl
+++ b/scripts/test-installation.pl
@@ -80,16 +80,25 @@ arglist: while (@ARGV) {
# We expect none or one argument.
if ($#ARGV == -1) {
$soversions="soversions.mk";
+ $config="config.make";
} elsif ($#ARGV == 0) {
if (-d $ARGV[0]) {
$soversions = "$ARGV[0]/soversions.mk";
+ $config = "$ARGV[0]/config.make";
} else {
- $soversions = $ARGV[0];
+ $soversions = $dir = $ARGV[0];
+ $dir =~ s!/?[^/]*/*$!!;
+ $config = $dir . "/config.make";
}
} else {
die "Wrong number of arguments.";
}
+if (system ("grep -q \"build-mathvec = yes\" $config") == 0) {
+ $build_mathvec = 1;
+} else {
+ $build_mathvec = 0;
+}
# Read names and versions of all shared libraries that are part of
# glibc
@@ -111,6 +120,8 @@ while (<SOVERSIONS>) {
# - libthread_db since it contains unresolved references
# - it's just a test NSS module
# - We don't provide the libgcc so we don't test it
+ # - libmvec if it wasn't built
+ next if ($build_mathvec == 0 && $name eq "mvec");
if ($name ne "nss_ldap" && $name ne "db1"
&& !($name =~/^nss1_/) && $name ne "thread_db"
&& $name ne "nss_test1" && $name ne "libgcc_s") {
diff --git a/sysdeps/hppa/dl-symaddr.c b/sysdeps/hppa/dl-symaddr.c
index b707c19..89d8baf 100644
--- a/sysdeps/hppa/dl-symaddr.c
+++ b/sysdeps/hppa/dl-symaddr.c
@@ -33,3 +33,4 @@ _dl_symbol_address (struct link_map *map, const ElfW(Sym) *ref)
else
return (void *) value;
}
+rtld_hidden_def (_dl_symbol_address)
diff --git a/sysdeps/nacl/start.c b/sysdeps/nacl/start.c
index a4b6dd3..8e8bc1a 100644
--- a/sysdeps/nacl/start.c
+++ b/sysdeps/nacl/start.c
@@ -44,6 +44,10 @@
/* The application defines this, of course. */
extern int main (int argc, char **argv, char **envp);
+/* But maybe it defines this too, in which case it takes precedence. */
+extern int __nacl_main (int argc, char **argv, char **envp)
+ __attribute__ ((weak));
+
/* These are defined in libc. */
extern int __libc_csu_init (int argc, char **argv, char **envp);
extern void __libc_csu_fini (void);
@@ -59,7 +63,7 @@ _start (uint32_t info[])
{
/* The generic code actually assumes that envp follows argv. */
- __libc_start_main (&main,
+ __libc_start_main (&__nacl_main ?: &main,
nacl_startup_argc (info),
nacl_startup_argv (info),
nacl_startup_auxv (info),
diff --git a/sysdeps/sparc/sparc32/sem_open.c b/sysdeps/sparc/sparc32/sem_open.c
index 16cb9ad..59df2d7 100644
--- a/sysdeps/sparc/sparc32/sem_open.c
+++ b/sysdeps/sparc/sparc32/sem_open.c
@@ -29,6 +29,7 @@
#include <sys/mman.h>
#include <sys/stat.h>
#include "semaphoreP.h"
+#include <futex-internal.h>
#include <shm-directory.h>
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/atomic.h b/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
index abde83e..6e73504 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/atomic.h
@@ -56,42 +56,41 @@ typedef uintmax_t uatomic_max_t;
#define _LWS "0xb0"
#define _LWS_CAS "0"
/* Note r31 is the link register. */
-#define _LWS_CLOBBER "r1", "r26", "r25", "r24", "r23", "r22", "r21", "r20", "r28", "r31", "memory"
+#define _LWS_CLOBBER "r1", "r23", "r22", "r20", "r31", "memory"
/* String constant for -EAGAIN. */
#define _ASM_EAGAIN "-11"
/* String constant for -EDEADLOCK. */
#define _ASM_EDEADLOCK "-45"
#if __ASSUME_LWS_CAS
-/* The only basic operation needed is compare and exchange. */
+/* The only basic operation needed is compare and exchange. The mem
+ pointer must be word aligned. */
# define atomic_compare_and_exchange_val_acq(mem, newval, oldval) \
({ \
- volatile int lws_errno; \
- __typeof__ (*mem) lws_ret; \
- asm volatile( \
+ register long lws_errno asm("r21"); \
+ register unsigned long lws_ret asm("r28"); \
+ register unsigned long lws_mem asm("r26") = (unsigned long)(mem); \
+ register unsigned long lws_old asm("r25") = (unsigned long)(oldval);\
+ register unsigned long lws_new asm("r24") = (unsigned long)(newval);\
+ __asm__ __volatile__( \
"0: \n\t" \
- "copy %2, %%r26 \n\t" \
- "copy %3, %%r25 \n\t" \
- "copy %4, %%r24 \n\t" \
"ble " _LWS "(%%sr2, %%r0) \n\t" \
"ldi " _LWS_CAS ", %%r20 \n\t" \
- "ldi " _ASM_EAGAIN ", %%r24 \n\t" \
- "cmpb,=,n %%r24, %%r21, 0b \n\t" \
+ "ldi " _ASM_EAGAIN ", %%r20 \n\t" \
+ "cmpb,=,n %%r20, %%r21, 0b \n\t" \
"nop \n\t" \
- "ldi " _ASM_EDEADLOCK ", %%r25 \n\t" \
- "cmpb,=,n %%r25, %%r21, 0b \n\t" \
+ "ldi " _ASM_EDEADLOCK ", %%r20 \n\t" \
+ "cmpb,=,n %%r20, %%r21, 0b \n\t" \
"nop \n\t" \
- "stw %%r28, %0 \n\t" \
- "stw %%r21, %1 \n\t" \
- : "=m" (lws_ret), "=m" (lws_errno) \
- : "r" (mem), "r" (oldval), "r" (newval) \
+ : "=r" (lws_ret), "=r" (lws_errno) \
+ : "r" (lws_mem), "r" (lws_old), "r" (lws_new) \
: _LWS_CLOBBER \
); \
\
- if(lws_errno == -EFAULT || lws_errno == -ENOSYS) \
+ if (lws_errno == -EFAULT || lws_errno == -ENOSYS) \
ABORT_INSTRUCTION; \
\
- lws_ret; \
+ (__typeof (oldval)) lws_ret; \
})
# define atomic_compare_and_exchange_bool_acq(mem, newval, oldval) \
diff --git a/sysdeps/unix/sysv/linux/microblaze/sysdep.h b/sysdeps/unix/sysv/linux/microblaze/sysdep.h
index 83c0340..9d5c542 100644
--- a/sysdeps/unix/sysv/linux/microblaze/sysdep.h
+++ b/sysdeps/unix/sysv/linux/microblaze/sysdep.h
@@ -16,8 +16,11 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
+#ifndef _LINUX_MICROBLAZE_SYSDEP_H
+#define _LINUX_MICROBLAZE_SYSDEP_H 1
+
+#include <sysdeps/unix/sysdep.h>
#include <sysdeps/microblaze/sysdep.h>
-#include <sys/syscall.h>
/* Defines RTLD_PRIVATE_ERRNO. */
#include <dl-sysdep.h>
@@ -305,3 +308,5 @@ SYSCALL_ERROR_LABEL_DCL: \
# define PTR_DEMANGLE(var) (void) (var)
#endif /* not __ASSEMBLER__ */
+
+#endif /* _LINUX_MICROBLAZE_SYSDEP_H */
diff --git a/sysdeps/unix/sysv/linux/openat.c b/sysdeps/unix/sysv/linux/openat.c
index 6777123..ad8e31d 100644
--- a/sysdeps/unix/sysv/linux/openat.c
+++ b/sysdeps/unix/sysv/linux/openat.c
@@ -68,6 +68,11 @@ __OPENAT (int fd, const char *file, int oflag, ...)
va_end (arg);
}
+ /* We have to add the O_LARGEFILE flag for openat64. */
+#ifdef MORE_OFLAGS
+ oflag |= MORE_OFLAGS;
+#endif
+
return SYSCALL_CANCEL (openat, fd, file, oflag, mode);
}
libc_hidden_def (__OPENAT)