mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-09-19 22:08:32 +00:00
667 lines
22 KiB
Diff
667 lines
22 KiB
Diff
diff --git a/ChangeLog b/ChangeLog
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index cb9124e..d0d2cbd 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,3 +1,74 @@
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+2015-08-31 Brett Neumeier <brett@neumeier.us>
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+
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+ [BZ #18870]
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+ * sysdeps/sparc/sparc32/sem_open.c: Add missing #include
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+
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+2015-08-28 Mike Frysinger <vapier@gentoo.org>
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+
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+ [BZ #18887]
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+ * misc/Makefile (tests): Add tst-mntent-blank-corrupt and
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+ tst-mntent-blank-passno.
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+ * misc/mntent_r.c (__getmntent_r): Do not read past buffer[0].
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+ * misc/tst-mntent-blank-corrupt.c: New test.
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+ * misc/tst-mntent-blank-passno.c: New test ripped from ...
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+ * misc/tst-mntent.c (do_test): ... here.
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+
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+2015-08-25 Roland McGrath <roland@hack.frob.com>
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+
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+ * sysdeps/nacl/start.c (_start): Call __nacl_main instead of main
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+ if the weak reference is not null.
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+
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+2015-08-19 Andrew Senkevich <andrew.senkevich@intel.com>
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+
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+ [BZ #18796]
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+ * scripts/test-installation.pl: Don't add -lmvec to build options
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+ if libmvec wasn't built.
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+ * NEWS: Mention this fix.
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+
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+2015-08-10 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
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+
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+ [BZ #18778]
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+ * elf/Makefile (tests): Add Add tst-nodelete2.
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+ (modules-names): Add tst-nodelete2mod.
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+ (tst-nodelete2mod.so-no-z-defs): New.
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+ ($(objpfx)tst-nodelete2): Likewise.
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+ ($(objpfx)tst-nodelete2.out): Likewise.
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+ (LDFLAGS-tst-nodelete2): Likewise.
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+ * elf/dl-close.c (_dl_close_worker): Move DF_1_NODELETE clearing
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+ out of loop through all loaded libraries.
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+ * elf/tst-nodelete2.c: New file.
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+ * elf/tst-nodelete2mod.c: Likewise.
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+
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+2015-08-10 Andreas Schwab <schwab@suse.de>
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+
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+ [BZ #18781]
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+ * sysdeps/unix/sysv/linux/openat.c (__OPENAT) [MORE_OFLAGS]: Add
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+ MORE_OFLAGS to oflag.
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+ * io/test-lfs.c (do_test): Test openat64.
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+
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+2015-08-08 John David Anglin <danglin@gcc.gnu.org>
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+
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+ [BZ #18787]
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+ * sysdeps/unix/sysv/linux/hppa/bits/atomic.h (_LWS_CLOBBER): Revise
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+ clobber registers.
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+ (atomic_compare_and_exchange_val_acq): Use register asms to assign
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+ operand registers. Use register %r20 for EAGAIN and EDEADLOCK checks.
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+ Cast return to __typeof (oldval).
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+
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+2015-08-08 Mike Frysinger <vapier@gentoo.org>
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+
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+ * sysdeps/unix/sysv/linux/microblaze/sysdep.h: Wrap the whole file
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+ in _LINUX_MICROBLAZE_SYSDEP_H defines. Include sysdeps/unix/sysdep.h
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+ and delete sys/syscall.h include.
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+
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+2015-08-07 Mike Frysinger <vapier@gentoo.org>
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+
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+ * sysdeps/hppa/dl-symaddr.c (_dl_symbol_address): Add rtld_hidden_def.
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+
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+2015-08-05 Zack Weinberg <zackw@panix.com>
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+
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+ * misc/regexp.h: Update comments.
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+
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2015-08-05 Carlos O'Donell <carlos@systemhalted.org>
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* version.h (RELEASE): Set to "stable".
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diff --git a/NEWS b/NEWS
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index 4c31de7..ce0255a 100644
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--- a/NEWS
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+++ b/NEWS
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@@ -5,6 +5,12 @@ See the end for copying conditions.
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Please send GNU C library bug reports via <http://sourceware.org/bugzilla/>
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using `glibc' in the "product" field.
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+Version 2.22.1
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+
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+* The following bugs are resolved with this release:
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+
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+ 18778, 18781, 18787, 18796, 18870, 18887.
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+
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Version 2.22
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* The following bugs are resolved with this release:
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@@ -84,7 +90,7 @@ Version 2.22
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release. Use of this header will trigger a deprecation warning.
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Application developers should update their code to use <regex.h> instead.
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- This header was formerly part of SUSv2, but was deprecated in 1997 and
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+ This header was formerly part of SUS, but was deprecated in 1994 and
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removed from the standard in 2001. Also, the glibc implementation
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leaks memory. See BZ#18681 for more details.
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diff --git a/elf/Makefile b/elf/Makefile
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index 4ceeaf8..71a18a1 100644
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--- a/elf/Makefile
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+++ b/elf/Makefile
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@@ -148,7 +148,8 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
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tst-unique1 tst-unique2 $(if $(CXX),tst-unique3 tst-unique4 \
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tst-nodelete) \
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tst-initorder tst-initorder2 tst-relsort1 tst-null-argv \
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- tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened
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+ tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened \
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+ tst-nodelete2
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# reldep9
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ifeq ($(build-hardcoded-path-in-tests),yes)
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tests += tst-dlopen-aout
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@@ -218,7 +219,7 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
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tst-initorder2d \
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tst-relsort1mod1 tst-relsort1mod2 tst-array2dep \
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tst-array5dep tst-null-argv-lib \
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- tst-tlsalign-lib tst-nodelete-opened-lib
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+ tst-tlsalign-lib tst-nodelete-opened-lib tst-nodelete2mod
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ifeq (yes,$(have-protected-data))
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modules-names += tst-protected1moda tst-protected1modb
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tests += tst-protected1a tst-protected1b
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@@ -594,6 +595,7 @@ tst-auditmod9b.so-no-z-defs = yes
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tst-nodelete-uniquemod.so-no-z-defs = yes
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tst-nodelete-rtldmod.so-no-z-defs = yes
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tst-nodelete-zmod.so-no-z-defs = yes
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+tst-nodelete2mod.so-no-z-defs = yes
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ifeq ($(build-shared),yes)
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# Build all the modules even when not actually running test programs.
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@@ -1164,6 +1166,11 @@ $(objpfx)tst-nodelete.out: $(objpfx)tst-nodelete-uniquemod.so \
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LDFLAGS-tst-nodelete = -rdynamic
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LDFLAGS-tst-nodelete-zmod.so = -Wl,--enable-new-dtags,-z,nodelete
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+$(objpfx)tst-nodelete2: $(libdl)
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+$(objpfx)tst-nodelete2.out: $(objpfx)tst-nodelete2mod.so
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+
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+LDFLAGS-tst-nodelete2 = -rdynamic
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+
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$(objpfx)tst-initorder-cmp.out: tst-initorder.exp $(objpfx)tst-initorder.out
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cmp $^ > $@; \
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$(evaluate-test)
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diff --git a/elf/dl-close.c b/elf/dl-close.c
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index 9105277..c897247 100644
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--- a/elf/dl-close.c
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+++ b/elf/dl-close.c
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@@ -144,6 +144,14 @@ _dl_close_worker (struct link_map *map, bool force)
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char done[nloaded];
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struct link_map *maps[nloaded];
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+ /* Clear DF_1_NODELETE to force object deletion. We don't need to touch
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+ l_tls_dtor_count because forced object deletion only happens when an
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+ error occurs during object load. Destructor registration for TLS
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+ non-POD objects should not have happened till then for this
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+ object. */
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+ if (force)
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+ map->l_flags_1 &= ~DF_1_NODELETE;
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+
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/* Run over the list and assign indexes to the link maps and enter
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them into the MAPS array. */
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int idx = 0;
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@@ -153,13 +161,6 @@ _dl_close_worker (struct link_map *map, bool force)
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maps[idx] = l;
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++idx;
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- /* Clear DF_1_NODELETE to force object deletion. We don't need to touch
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- l_tls_dtor_count because forced object deletion only happens when an
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- error occurs during object load. Destructor registration for TLS
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- non-POD objects should not have happened till then for this
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- object. */
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- if (force)
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- l->l_flags_1 &= ~DF_1_NODELETE;
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}
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assert (idx == nloaded);
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diff --git a/elf/tst-nodelete2.c b/elf/tst-nodelete2.c
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new file mode 100644
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index 0000000..388e8af
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--- /dev/null
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+++ b/elf/tst-nodelete2.c
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@@ -0,0 +1,37 @@
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+#include "../dlfcn/dlfcn.h"
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <gnu/lib-names.h>
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+
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+static int
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+do_test (void)
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+{
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+ int result = 0;
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+
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+ printf ("\nOpening pthread library.\n");
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+ void *pthread = dlopen (LIBPTHREAD_SO, RTLD_LAZY);
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+
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+ /* This is a test for correct DF_1_NODELETE clearing when dlopen failure
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+ happens. We should clear DF_1_NODELETE for failed library only, because
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+ doing this for others (e.g. libpthread) might cause them to be unloaded,
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+ that may lead to some global references (e.g. __rtld_lock_unlock) to be
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+ broken. The dlopen should fail because of undefined symbols in shared
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+ library, that cause DF_1_NODELETE to be cleared. For libpthread, this
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+ flag should be set, because if not, SIGSEGV will happen in dlclose. */
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+ if (dlopen ("tst-nodelete2mod.so", RTLD_NOW) != NULL)
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+ {
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+ printf ("Unique symbols test failed\n");
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+ result = 1;
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+ }
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+
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+ if (pthread)
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+ dlclose (pthread);
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+
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+ if (result == 0)
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+ printf ("SUCCESS\n");
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+
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+ return result;
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+}
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+
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+#define TEST_FUNCTION do_test ()
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+#include "../test-skeleton.c"
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diff --git a/elf/tst-nodelete2mod.c b/elf/tst-nodelete2mod.c
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new file mode 100644
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index 0000000..e88c756
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--- /dev/null
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+++ b/elf/tst-nodelete2mod.c
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@@ -0,0 +1,7 @@
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+/* Undefined symbol. */
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+extern int not_exist (void);
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+
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+int foo (void)
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+{
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+ return not_exist ();
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+}
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diff --git a/elf/tst-znodelete-zlib.cc b/elf/tst-znodelete-zlib.cc
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deleted file mode 100644
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index 1e8f368..0000000
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--- a/elf/tst-znodelete-zlib.cc
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+++ /dev/null
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@@ -1,6 +0,0 @@
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-extern int not_exist (void);
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-
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-int foo (void)
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-{
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- return not_exist ();
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-}
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diff --git a/io/test-lfs.c b/io/test-lfs.c
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index 539c2a2..b6ebae4 100644
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--- a/io/test-lfs.c
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+++ b/io/test-lfs.c
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@@ -144,7 +144,7 @@ test_ftello (void)
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int
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do_test (int argc, char *argv[])
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{
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- int ret;
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+ int ret, fd2;
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struct stat64 statbuf;
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ret = lseek64 (fd, TWO_GB+100, SEEK_SET);
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@@ -195,6 +195,25 @@ do_test (int argc, char *argv[])
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error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.",
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(long long int) statbuf.st_size, (TWO_GB + 100 + 5));
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+ fd2 = openat64 (AT_FDCWD, name, O_RDWR);
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+ if (fd2 == -1)
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+ {
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+ if (errno == ENOSYS)
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+ {
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+ /* Silently ignore this test. */
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+ error (0, 0, "openat64 is not supported");
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+ }
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+ else
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+ error (EXIT_FAILURE, errno, "openat64 failed to open big file");
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+ }
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+ else
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+ {
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+ ret = close (fd2);
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+
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+ if (ret == -1)
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+ error (EXIT_FAILURE, errno, "error closing file");
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+ }
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+
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test_ftello ();
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return 0;
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diff --git a/misc/Makefile b/misc/Makefile
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index aecb0da..2f5edf6 100644
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--- a/misc/Makefile
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+++ b/misc/Makefile
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@@ -76,7 +76,8 @@ install-lib := libg.a
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gpl2lgpl := error.c error.h
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tests := tst-dirname tst-tsearch tst-fdset tst-efgcvt tst-mntent tst-hsearch \
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- tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1
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+ tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1 \
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+ tst-mntent-blank-corrupt tst-mntent-blank-passno
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ifeq ($(run-built-tests),yes)
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tests-special += $(objpfx)tst-error1-mem.out
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endif
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diff --git a/misc/mntent_r.c b/misc/mntent_r.c
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index 6159873..4f26998 100644
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--- a/misc/mntent_r.c
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+++ b/misc/mntent_r.c
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@@ -136,7 +136,9 @@ __getmntent_r (FILE *stream, struct mntent *mp, char *buffer, int bufsiz)
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end_ptr = strchr (buffer, '\n');
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if (end_ptr != NULL) /* chop newline */
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{
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- while (end_ptr[-1] == ' ' || end_ptr[-1] == '\t')
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+ /* Do not walk past the start of buffer if it's all whitespace. */
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+ while (end_ptr != buffer
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+ && (end_ptr[-1] == ' ' || end_ptr[-1] == '\t'))
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end_ptr--;
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*end_ptr = '\0';
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}
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diff --git a/misc/regexp.h b/misc/regexp.h
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index 3460989..42394f7 100644
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--- a/misc/regexp.h
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+++ b/misc/regexp.h
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@@ -19,10 +19,11 @@
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#ifndef _REGEXP_H
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#define _REGEXP_H 1
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-/* The contents of this header file were standardized in the
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- Single Unix Specification, Version 2 (1997) but marked as
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- LEGACY; new applications were already being encouraged to
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- use <regex.h> instead. POSIX.1-2001 removed this header.
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+/* The contents of this header file were originally standardized in
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+ the Single Unix Specification, Issue 3 (1992). In Issue 4 (1994)
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+ the header was marked as TO BE WITHDRAWN, and new applications
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+ were encouraged to use <regex.h> instead. It was officially
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+ withdrawn from the standard in Issue 6 (aka POSIX.1-2001).
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This header is provided only for backward compatibility.
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It will be removed in the next release of the GNU C Library.
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diff --git a/misc/tst-mntent-blank-corrupt.c b/misc/tst-mntent-blank-corrupt.c
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new file mode 100644
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index 0000000..92266a3
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--- /dev/null
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+++ b/misc/tst-mntent-blank-corrupt.c
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@@ -0,0 +1,45 @@
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+/* Make sure blank lines does not cause memory corruption BZ #18887.
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+
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+ Copyright (C) 2009-2015 Free Software Foundation, Inc.
|
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+ This file is part of the GNU C Library.
|
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+
|
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+ The GNU C Library is free software; you can redistribute it and/or
|
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+ modify it under the terms of the GNU Lesser General Public
|
||
+ License as published by the Free Software Foundation; either
|
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+ version 2.1 of the License, or (at your option) any later version.
|
||
+
|
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+ 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.
|
||
+
|
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+ 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/>. */
|
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+
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+#include <mntent.h>
|
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+#include <stdio.h>
|
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+#include <string.h>
|
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+
|
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+/* Make sure blank lines don't trigger memory corruption. This doesn't happen
|
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+ for all targets though, so it's a best effort test BZ #18887. */
|
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+static int
|
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+do_test (void)
|
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+{
|
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+ FILE *fp;
|
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+
|
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+ fp = tmpfile ();
|
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+ fputs ("\n \n/foo\\040dir /bar\\040dir auto bind \t \n", fp);
|
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+ rewind (fp);
|
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+
|
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+ /* The corruption happens here ... */
|
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+ getmntent (fp);
|
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+ /* ... but trigers here. */
|
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+ endmntent (fp);
|
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+
|
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+ /* If the test failed, we would crash, and not hit this point. */
|
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+ return 0;
|
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+}
|
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+
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+#define TEST_FUNCTION do_test ()
|
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+#include "../test-skeleton.c"
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diff --git a/misc/tst-mntent-blank-passno.c b/misc/tst-mntent-blank-passno.c
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new file mode 100644
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index 0000000..fc04291
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--- /dev/null
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+++ b/misc/tst-mntent-blank-passno.c
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@@ -0,0 +1,53 @@
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+/* Make sure trailing whitespace is handled properly BZ #17273.
|
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+
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+ Copyright (C) 2009-2015 Free Software Foundation, Inc.
|
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+ This file is part of the GNU C Library.
|
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+
|
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+ The GNU C Library is free software; you can redistribute it and/or
|
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+ modify it under the terms of the GNU Lesser General Public
|
||
+ License as published by the Free Software Foundation; either
|
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+ version 2.1 of the License, or (at your option) any later version.
|
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
|
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+ 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.
|
||
+
|
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+ You should have received a copy of the GNU Lesser General Public
|
||
+ License along with the GNU C Library; if not, see
|
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+ <http://www.gnu.org/licenses/>. */
|
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+
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+#include <mntent.h>
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+#include <stdio.h>
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+#include <string.h>
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+
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+/* Check entries to make sure trailing whitespace is ignored and we return the
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+ correct passno value BZ #17273. */
|
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+static int
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+do_test (void)
|
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+{
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||
+ 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)
|