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| author | Andreas Schwab <schwab@redhat.com> | 2010-12-13 12:35:46 +0100 |
|---|---|---|
| committer | Andreas Schwab <schwab@redhat.com> | 2010-12-13 12:35:46 +0100 |
| commit | ac07dac47a60256cc1b4dc90cdda5c832bdc28c8 (patch) | |
| tree | cc1c581be1fcc098a2c68d6185a6bd646213b840 | |
| parent | d14e6b09d60d52cc12f0396c3106b14e1bd0fe8f (diff) | |
| parent | 3a33e487eeb65e2f1f633581c56bee2c60d0ca43 (diff) | |
| download | glibc-ac07dac47a60256cc1b4dc90cdda5c832bdc28c8.tar glibc-ac07dac47a60256cc1b4dc90cdda5c832bdc28c8.tar.gz glibc-ac07dac47a60256cc1b4dc90cdda5c832bdc28c8.tar.bz2 glibc-ac07dac47a60256cc1b4dc90cdda5c832bdc28c8.zip | |
Merge commit 'glibc-2.12.2' into fedora/2.12/master
82 files changed, 1426 insertions, 640 deletions
@@ -1,14 +1,325 @@ 2010-12-13 Andreas Schwab <schwab@redhat.com> - * elf/dl-object.c (_dl_new_object): Ignore origin of privileged - program. + * version.h (VERSION): Bump for 2.12.2 release. + +2010-12-10 Andreas Schwab <schwab@redhat.com> + + * wcsmbs/wchar.h (wcpcpy, wcpncpy): Only declare under + _GNU_SOURCE. + +2010-12-10 Andreas Schwab <schwab@redhat.com> + + * wcsmbs/wchar.h (wcpcpy, wcpncpy): Add __restrict. + * wcsmbs/bits/wchar2.h (__wmemmove_chk_warn, wmemmove, wmemset): + Remove __restrict. + (wcscpy, __wcpcpy_chk, __wcpcpy_alias, wcpcpy, wcsncpy, wcpncpy) + (wcscat, wcsncat, __wcrtomb_chk, wcrtomb): Add __restrict. + +2010-12-09 Ulrich Drepper <drepper@gmail.com> + + [BZ #11655] + * stdlib/msort.c (qsort_r): Make sure both phys_pages and pagesize + are initialized. + +2010-12-09 Jakub Jelinek <jakub@redhat.com> + + * string/bits/string3.h (memmove, bcopy): Remove __restrict. + +2010-08-11 Ulrich Drepper <drepper@redhat.com> + + [BZ #11903] + * sysdeps/generic/netinet/ip.h (IPTOS_CLASS): Fix definition. + Patch by Evgeni Bikov <bikovevg@iitp.ru>. + +2010-08-21 Mike Frysinger <vapier@gentoo.org> + + * configure.in: Move assembler checks to before sysdep dir checking. + +2010-11-24 Andreas Schwab <schwab@redhat.com> + + * resolv/nss_dns/dns-host.c (getanswer_r): Don't handle ttl == 0 + specially. + (gaih_getanswer_slice): Likewise. + +2010-05-31 Petr Baudis <pasky@suse.cz> + + [BZ #11149] + * elf/ldconfig.c (main): Allow aux_cache_file open()ing to fail + silently even in the chroot mode. + +2010-05-31 Petr Baudis <pasky@suse.cz> + + [BZ #10085] + * nis/nss_compat/compat-initgroups.c (internal_getgrent_r): Fix + initialization of skip_initgroups_dyn. + +2010-09-27 Andreas Schwab <schwab@redhat.com> + + [BZ #11611] + * sysdeps/unix/sysv/linux/internal_statvfs.c (INTERNAL_STATVFS): + Mask out sign-bit copies when constructing f_fsid. + +2010-11-19 Ulrich Drepper <drepper@gmail.com> + + * sysdeps/unix/sysv/linux/i386/bits/mman.h: Define MAP_HUGETLB. + * sysdeps/unix/sysv/linux/x86_64/bits/mman.h: Likewise. + +2010-11-16 Ulrich Drepper <drepper@gmail.com> + + * sysdeps/unix/sysv/linux/sys/swap.h (SWAP_FLAG_DISCARD): Define. + +2010-11-11 Andreas Schwab <schwab@redhat.com> + + * posix/fnmatch_loop.c (NEW_PATTERN): Fix use of alloca. + * posix/Makefile (tests): Add $(objpfx)tst-fnmatch-mem. + (tst-fnmatch-ENV): Set MALLOC_TRACE. + ($(objpfx)tst-fnmatch-mem): New rule. + (generated): Add tst-fnmatch-mem and tst-fnmatch.mtrace. + * posix/tst-fnmatch.c (main): Call mtrace. + +2010-08-09 Ulrich Drepper <drepper@redhat.com> + + [BZ #11883] + * posix/fnmatch.c: Keep track of alloca use and fall back on malloc. + * posix/fnmatch_loop.c: Likewise. + +2010-11-10 Luis Machado <luisgpm@br.ibm.com> + + * sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c (__ieee754_sqrtl): Force + signed comparison. + +2010-11-08 Ulrich Drepper <drepper@gmail.com> + + [BZ #12194] + * sysdeps/i386/bits/byteswap.h: Avoid warning in __bswap_16. + * sysdeps/x86_64/bits/byteswap.h: Likewise. + +2010-08-31 Mike Frysinger <vapier@gentoo.org> + + * sysdeps/unix/sysv/linux/sparc/sys/epoll.h (epoll_create2): Delete. + (epoll_create1): Declare. + +2010-09-06 Andreas Schwab <schwab@redhat.com> + + * manual/Makefile: Don't mix pattern rules with normal rules. + +2010-08-12 Andreas Schwab <schwab@redhat.com> + + [BZ #11904] + * locale/programs/locale.c (print_assignment): New function. + (show_locale_vars): Use it. + +2010-10-26 Ulrich Drepper <drepper@gmail.com> + + * elf/rtld.c (dl_main): Move assertion after the point where rtld map + is added to the list. + +2010-10-24 Ulrich Drepper <drepper@redhat.com> + + [BZ #12140] + * malloc/malloc.c (_int_free): Fill correct number of bytes when + perturbing. + +2010-09-09 Andreas Schwab <schwab@redhat.com> + + * Makeconfig (sysd-rules-patterns): Add rtld-%:rtld-%. + (sysd-rules-targets): Remove duplicates. + * elf/rtld-Rules ($(objpfx)rtld-%.os): Add pattern rules with + rtld-%.$o dependency. + +2010-10-18 Andreas Schwab <schwab@redhat.com> + + * elf/dl-open.c (dl_open_worker): Don't expand DST here, let + _dl_map_object do it. + +2010-10-15 Andreas Schwab <schwab@redhat.com> + + * scripts/data/localplt-s390-linux-gnu.data: New file. + * scripts/data/localplt-s390x-linux-gnu.data: New file. + +2010-10-12 Ulrich Drepper <drepper@redhat.com> + + [BZ #12078] + * posix/regcomp.c (parse_branch): One more memory leak plugged. + * posix/bug-regex31.input: Add test case. + +2010-10-11 Ulrich Drepper <drepper@gmail.com> + + * posix/bug-regex31.c: Rewrite to run multiple tests from stdin. + * posix/bug-regex31.input: New file. + + [BZ #12078] + * posix/regcomp.c (parse_branch): Free memory when allocation failed. + (parse_sub_exp): Fix last change, use postorder. + +2010-10-11 Ulrich Drepper <drepper@gmail.com> + + * posix/bug-regex31.c: New file. + * posix/Makefile: Add rules to build and run bug-regex31. + +2010-10-11 Ulrich Drepper <drepper@gmail.com> + + * posix/regcomp.c (parse_bracket_exp): Add missing re_free calls. + + [BZ #12078] + * posix/regcomp.c (parse_sub_exp): Free tree data when it is not used. + +2010-10-11 Ulrich Drepper <drepper@gmail.com> + + [BZ #12093] + * sysdeps/unix/sysv/linux/check_pf.c (__check_pf): ->ifa_addr might + be NULL. + +2010-10-03 Ulrich Drepper <drepper@gmail.com> + + [BZ #12005] + * malloc/mcheck.c: Handle large requests. + +2010-09-15 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/unix/sysv/linux/getdents.c (__GETDENTS): When + implementing getdents64 using getdents syscall, set d_type if + __ASSUME_GETDENTS32_D_TYPE. + +2010-09-14 Andreas Schwab <schwab@redhat.com> + + * sysdeps/s390/s390-32/__longjmp.c (__longjmp): Define register + variables after CHECK_SP call. + * sysdeps/s390/s390-64/__longjmp.c (__longjmp): Likewise. + +2010-09-08 Chung-Lin Tang <cltang@codesourcery.com> + Ulrich Drepper <drepper@redhat.com> + + [BZ #11968] + * sysdeps/unix/sysv/linux/x86_64/____longjmp_chk.S + (____longjmp_chk): Use %ebx for saving value across system call. + Add unwind info. + +2010-08-31 Mike Frysinger <vapier@gentoo.org> + + * sysdeps/unix/sysv/linux/x86_64/sys/epoll.h: Fix typo. + +2010-08-31 Andreas Schwab <schwab@redhat.com> + + [BZ #7066] + * stdlib/strtod_l.c (____STRTOF_INTERNAL): Fix array overflow when + shifting retval into place. + +2010-09-14 Ulrich Drepper <drepper@redhat.com> + + * resolv/res_init.c (__res_vinit): Count the default server we added. + +2010-08-25 Ulrich Drepper <drepper@redhat.com> + + [BZ #10851] + * resolv/res_init.c (__res_vinit): When no server address at all + is given default to loopback. + +2010-08-12 H.J. Lu <hongjiu.lu@intel.com> + + * sysdeps/i386/elf/Makefile: New file. + +2010-07-31 Samuel Thibault <samuel.thibault@ens-lyon.org> + + * hurd/hurdselect.c (_hurd_select): Round timeout up instead of down + when converting to ms. + +2010-07-29 Roland McGrath <roland@redhat.com> + + [BZ 11856] + * manual/locale.texi (Yes-or-No Questions): Fix example code. + +2010-07-27 Andreas Schwab <schwab@redhat.com> + + * manual/memory.texi (Malloc Tunable Parameters): Document + M_PERTURB. + +2010-07-26 Roland McGrath <roland@redhat.com> + + [BZ #11840] + * configure.in (-fgnu89-inline check): Set and substitute + gnu89_inline, not libc_cv_gnu89_inline. + * configure: Regenerated. + * config.make.in (gnu89-inline-CFLAGS): Use @gnu89_inline@. + +2010-07-20 Roland McGrath <roland@redhat.com> + + * elf/dl-sysdep.c (_dl_important_hwcaps): Add dsocaps mask to + dl_hwcap_mask as well as dl_hwcap. Without this, dsocaps matching in + ld.so.cache was broken. With it, there is no way to disable dsocaps + like LD_HWCAP_MASK can disable hwcaps. + +2010-07-05 Roland McGrath <roland@redhat.com> + + * manual/arith.texi (Rounding Functions): Fix rint description + implicit in round description. + +2010-07-02 Ulrich Drepper <drepper@redhat.com> + + * elf/Makefile: Fix linking for a few tests to make recent linker + happy. + +2010-06-02 Emilio Pozuelo Monfort <pochu27@gmail.com> + + * hurd/lookup-at.c (__file_name_lookup_at): Accept + AT_SYMLINK_FOLLOW in AT_FLAGS. Fail with EINVAL if both + AT_SYMLINK_FOLLOW and AT_SYMLINK_NOFOLLOW are present + in AT_FLAGS. + * hurd/hurd/fd.h (__file_name_lookup_at): Update comment. + * sysdeps/mach/hurd/linkat.c (linkat): Pass O_NOLINK in FLAGS. + +2010-11-03 H.J. Lu <hongjiu.lu@intel.com> + + [BZ #12191] + * sysdeps/i386/i686/cacheinfo.c (__x86_64_raw_data_cache_size): New. + (__x86_64_raw_data_cache_size_half): Likewise. + (__x86_64_raw_shared_cache_size): Likewise. + (__x86_64_raw_shared_cache_size_half): Likewise. + + * sysdeps/x86_64/cacheinfo.c (__x86_64_raw_data_cache_size): New. + (__x86_64_raw_data_cache_size_half): Likewise. + (__x86_64_raw_shared_cache_size): Likewise. + (__x86_64_raw_shared_cache_size_half): Likewise. + (init_cacheinfo): Set __x86_64_raw_data_cache_size, + __x86_64_raw_data_cache_size_half, __x86_64_raw_shared_cache_size + and __x86_64_raw_shared_cache_size_half. Round + __x86_64_data_cache_size_half, __x86_64_data_cache_size + __x86_64_shared_cache_size_half and __x86_64_shared_cache_size, + to multiple of 256 bytes. + +2010-11-03 Ulrich Drepper <drepper@gmail.com> + + [BZ #12167] + * sysdeps/unix/sysv/linux/ttyname.c (ttyname): Recognize new mangling + of inacessible symlinks. Verify result of symlink before returning it. + * sysdeps/unix/sysv/linux/ttyname_r.c (__ttyname_r): Likewise. + Patch mostly by Miklos Szeredi <miklos@szeredi.hu>. + +2010-10-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> + Ulrich Drepper <drepper@gmail.com> + + * elf/dl-object.c (_dl_new_object): Don't append the new object to + the global list here. Move code to... + (_dl_add_to_namespace_list): ...here. New function. + * elf/rtld.c (dl_main): Invoke _dl_add_to_namespace_list. + * sysdeps/generic/ldsodefs.h (_dl_add_to_namespace_list): Declare. + * elf/dl-load.c (lose): Don't remove the element from the list. + (_dl_map_object_from_fd): Invoke _dl_add_to_namespace_list. + (_dl_map_object): Likewise. + +2010-10-25 Ulrich Drepper <drepper@redhat.com> + + [BZ #12159] + * sysdeps/x86_64/multiarch/strchr.S: Fix propagation of search byte + into all bytes of SSE register. + Patch by Richard Li <richardpku@gmail.com>. 2010-10-22 Andreas Schwab <schwab@redhat.com> * include/dlfcn.h (__RTLD_SECURE): Define. * elf/dl-load.c (_dl_map_object): Remove preloaded parameter. Use mode & __RTLD_SECURE instead. - (open_path): Remove preloaded parameter to secure. + (open_path): Rename preloaded parameter to secure. * sysdeps/generic/ldsodefs.h (_dl_map_object): Adjust declaration. * elf/dl-open.c (dl_open_worker): Adjust call to _dl_map_object. * elf/dl-deps.c (openaux): Likewise. @@ -18,6 +329,11 @@ (do_preload): Use __RTLD_SECURE instead of is_preloaded. (dlmopen_doit): Add __RTLD_SECURE to mode bits. +2010-12-13 Andreas Schwab <schwab@redhat.com> + + * elf/dl-object.c (_dl_new_object): Ignore origin of privileged + program. + 2010-10-06 Ulrich Drepper <drepper@gmail.com> * string/bug-strstr1.c: New file. diff --git a/ChangeLog.17 b/ChangeLog.17 index 3de5f578b9..c86c8d1505 100644 --- a/ChangeLog.17 +++ b/ChangeLog.17 @@ -13,13 +13,6 @@ handled here anymore. Patch mostly by Matt Turner <mattst88@gmail.com>. -2010-05-27 Andreas Schwab <schwab@redhat.com> - - * elf/Makefile ($(objpfx)tst-tls10): Depend on - $(objpfx)tst-tlsmod7.so. - ($(objpfx)tst-tls11): Depend on $(objpfx)tst-tlsmod9.so. - ($(objpfx)tst-tls12): Depend on $(objpfx)tst-tlsmod11.so. - 2010-05-03 Ulrich Drepper <drepper@redhat.com> * version.h (VERSION): Bump for 2.12 release. @@ -317,11 +317,12 @@ build the GNU C library: Check the FAQ for any special compiler issues on particular platforms. - * GNU `binutils' 2.15 or later + * GNU `binutils' You must use GNU `binutils' (as and ld) to build the GNU C library. No other assembler or linker has the necessary functionality at the - moment. + moment. The configure scripts checks for the appropriate version + for the platform. Too-old versions will prevent building glibc. * GNU `texinfo' 3.12f @@ -460,4 +461,3 @@ or the manual has a bug, so report the disagreement. If you find any errors or omissions in this manual, please report them to the bug database. If you refer to specific sections of the manual, please include the section names for easier identification. - diff --git a/Makeconfig b/Makeconfig index 9778998738..5960ac9863 100644 --- a/Makeconfig +++ b/Makeconfig @@ -695,7 +695,7 @@ CPPFLAGS = $($(subdir)-CPPFLAGS) $(+includes) $(defines) \ -include $(..)include/libc-symbols.h $(sysdep-CPPFLAGS) \ $(CPPFLAGS-$(suffix $@)) \ $(foreach lib,$(libof-$(basename $(@F))) \ - $(libof-$(<F)) $(libof-$(@F)),$(CPPFLAGS-$(lib))) \ + $(libof-$(<F)) $(libof-$(@F)),$(CPPFLAGS-$(lib))) \ $(CPPFLAGS-$(<F)) $(CPPFLAGS-$(@F)) $(CPPFLAGS-$(basename $(@F))) override CFLAGS = -std=gnu99 $(gnu89-inline-CFLAGS) \ $(filter-out %frame-pointer,$(+cflags)) $(+gccwarn-c) \ @@ -966,7 +966,7 @@ endif # emitted into sysd-rules. A sysdeps Makeconfig fragment can # add its own special object file prefix to this list with e.g. foo-%:% # to have foo-*.? compiled from *.? using $(foo-CPPFLAGS). -sysd-rules-patterns := %:% rtld-%:% m_%:s_% +sysd-rules-patterns := %:% rtld-%:rtld-% rtld-%:% m_%:s_% # Let sysdeps/ subdirs contain a Makeconfig fragment for us to include here. sysdep-makeconfigs := $(wildcard $(+sysdep_dirs:=/Makeconfig)) @@ -975,8 +975,8 @@ include $(sysdep-makeconfigs) endif # Compute just the target patterns. Makeconfig has set sysd-rules-patterns. -sysd-rules-targets := $(foreach p,$(sysd-rules-patterns),\ - $(firstword $(subst :, ,$p))) +sysd-rules-targets := $(sort $(foreach p,$(sysd-rules-patterns),\ + $(firstword $(subst :, ,$p)))) endif # Makeconfig not yet included @@ -1,10 +1,24 @@ -GNU C Library NEWS -- history of user-visible changes. 2010-5-4 +GNU C Library NEWS -- history of user-visible changes. 2010-12-13 Copyright (C) 1992-2009, 2010 Free Software Foundation, Inc. See the end for copying conditions. Please send GNU C library bug reports via <http://sources.redhat.com/bugzilla/> using `glibc' in the "product" field. +Version 2.12.2 + +* The following bugs are resolved with this release: + + 12077, 12092, 12113, 12159, 12167, 12191, 11840, 11856, 10851, 7066, + 11968, 12005, 12093, 12078, 12140, 11904, 12194, 11883, 11611, + 10085, 11149, 11903, 11655 + +Version 2.12.1 + +* The following bugs are resolved with this release: + + 11571, 11640 + Version 2.12 * The following bugs are resolved with this release: diff --git a/config.make.in b/config.make.in index adfda9d9a4..efffee4bb7 100644 --- a/config.make.in +++ b/config.make.in @@ -59,7 +59,7 @@ have-cpp-asm-debuginfo = @libc_cv_cpp_asm_debuginfo@ enable-check-abi = @enable_check_abi@ have-forced-unwind = @libc_cv_forced_unwind@ have-fpie = @libc_cv_fpie@ -gnu89-inline-CFLAGS = @libc_cv_gnu89_inline@ +gnu89-inline-CFLAGS = @gnu89_inline@ have-ssp = @libc_cv_ssp@ have-selinux = @have_selinux@ have-libaudit = @have_libaudit@ @@ -682,7 +682,7 @@ libc_cv_cc_submachine exceptions no_whole_archive libc_cv_have_initfini -libc_cv_gnu89_inline +gnu89_inline libc_cv_ssp fno_unit_at_a_time libc_cv_hashstyle @@ -3805,9 +3805,6 @@ else multi_arch=default fi -if test x"$multi_arch" != xno; then - multi_arch_d=/multiarch -fi # Check whether --enable-experimental-malloc was given. if test "${enable_experimental_malloc+set}" = set; then @@ -4241,6 +4238,140 @@ _ACEOF fi +# For the multi-arch option we need support in the assembler. +{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5 +$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; } +if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<EOF +.type foo,%gnu_indirect_function +EOF +if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; +then + libc_cv_asm_gnu_indirect_function=yes +else + libc_cv_asm_gnu_indirect_function=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5 +$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; } + +{ $as_echo "$as_me:$LINENO: checking whether .text pseudo-op must be used" >&5 +$as_echo_n "checking whether .text pseudo-op must be used... " >&6; } +if test "${libc_cv_dot_text+set}" = set; then + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<EOF +.text +EOF +libc_cv_dot_text= +if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + libc_cv_dot_text=.text +fi +rm -f conftest* +fi + +if test -z "$libc_cv_dot_text"; then + { $as_echo "$as_me:$LINENO: result: no" >&5 +$as_echo "no" >&6; } +else + { $as_echo "$as_me:$LINENO: result: yes" >&5 +$as_echo "yes" >&6; } +fi + +{ $as_echo "$as_me:$LINENO: checking for assembler global-symbol directive" >&5 +$as_echo_n "checking for assembler global-symbol directive... " >&6; } +if test "${libc_cv_asm_global_directive+set}" = set; then + $as_echo_n "(cached) " >&6 +else + libc_cv_asm_global_directive=UNKNOWN +for ac_globl in .globl .global .EXPORT; do + cat > conftest.s <<EOF + ${libc_cv_dot_text} + ${ac_globl} foo +foo: +EOF + if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + libc_cv_asm_global_directive=${ac_globl} + fi + rm -f conftest* + test $libc_cv_asm_global_directive != UNKNOWN && break +done +fi +{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_global_directive" >&5 +$as_echo "$libc_cv_asm_global_directive" >&6; } +if test $libc_cv_asm_global_directive = UNKNOWN; then + { { $as_echo "$as_me:$LINENO: error: cannot determine asm global directive" >&5 +$as_echo "$as_me: error: cannot determine asm global directive" >&2;} + { (exit 1); exit 1; }; } +else + cat >>confdefs.h <<_ACEOF +#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive} +_ACEOF + +fi + +{ $as_echo "$as_me:$LINENO: checking for assembler .type directive prefix" >&5 +$as_echo_n "checking for assembler .type directive prefix... " >&6; } +if test "${libc_cv_asm_type_prefix+set}" = set; then + $as_echo_n "(cached) " >&6 +else + libc_cv_asm_type_prefix=no +for ac_try_prefix in '@' '%' '#'; do + cat > conftest.s <<EOF + ${libc_cv_dot_text} + ${libc_cv_asm_global_directive} foo + .type foo, ${ac_try_prefix}object + .size foo, 1 +foo: + .byte 1 +EOF + if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + libc_cv_asm_type_prefix=${ac_try_prefix} + fi + rm -f conftest* + test "x$libc_cv_asm_type_prefix" != xno && break +done +fi +{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_type_prefix" >&5 +$as_echo "$libc_cv_asm_type_prefix" >&6; } +if test "x$libc_cv_asm_type_prefix" != xno; then + cat >>confdefs.h <<_ACEOF +#define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix} +_ACEOF + +fi + +if test x"$libc_cv_asm_gnu_indirect_function" != xyes -a x"$libc_cv_asm_type_prefix" = xno; then + if test x"$multi_arch" = xyes; then + { { $as_echo "$as_me:$LINENO: error: --enable-multi-arch support requires assembler and linker support" >&5 +$as_echo "$as_me: error: --enable-multi-arch support requires assembler and linker support" >&2;} + { (exit 1); exit 1; }; } + else + multi_arch=no + fi +fi +if test x"$multi_arch" != xno; then + multi_arch_d=/multiarch +fi + # Compute the list of sysdep directories for this configuration. # This can take a while to compute. sysdep_dir=$srcdir/sysdeps @@ -4357,35 +4488,14 @@ done # If the assembler supports gnu_indirect_function symbol type and the # architecture supports multi-arch, we enable multi-arch by default. -if test "$multi_arch" = default; then -{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5 -$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; } -if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then - $as_echo_n "(cached) " >&6 -else - cat > conftest.s <<EOF -.type foo,%gnu_indirect_function -EOF -if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; -then - libc_cv_asm_gnu_indirect_function=yes -else - libc_cv_asm_gnu_indirect_function=no -fi -rm -f conftest* -fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5 -$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; } +case $sysnames_add_ons$sysnames in +*"$multi_arch_d"*) + ;; +*) multi_arch=no - if test "$libc_cv_asm_gnu_indirect_function" = yes; then - case $sysnames_add_ons$sysnames in - *"$multi_arch_d"*) - multi_arch=yes - ;; - esac - fi -fi -if test x"$multi_arch" = xyes; then + ;; +esac +if test x"$multi_arch" != xno; then cat >>confdefs.h <<\_ACEOF #define USE_MULTIARCH 1 _ACEOF @@ -5916,71 +6026,6 @@ if test $libc_cv_need_minus_P = yes; then asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives." fi -{ $as_echo "$as_me:$LINENO: checking whether .text pseudo-op must be used" >&5 -$as_echo_n "checking whether .text pseudo-op must be used... " >&6; } -if test "${libc_cv_dot_text+set}" = set; then - $as_echo_n "(cached) " >&6 -else - cat > conftest.s <<EOF -.text -EOF -libc_cv_dot_text= -if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; }; then - libc_cv_dot_text=.text -fi -rm -f conftest* -fi - -if test -z "$libc_cv_dot_text"; then - { $as_echo "$as_me:$LINENO: result: no" >&5 -$as_echo "no" >&6; } -else - { $as_echo "$as_me:$LINENO: result: yes" >&5 -$as_echo "yes" >&6; } -fi - -{ $as_echo "$as_me:$LINENO: checking for assembler global-symbol directive" >&5 -$as_echo_n "checking for assembler global-symbol directive... " >&6; } -if test "${libc_cv_asm_global_directive+set}" = set; then - $as_echo_n "(cached) " >&6 -else - libc_cv_asm_global_directive=UNKNOWN -for ac_globl in .globl .global .EXPORT; do - cat > conftest.s <<EOF - ${libc_cv_dot_text} - ${ac_globl} foo -foo: -EOF - if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; }; then - libc_cv_asm_global_directive=${ac_globl} - fi - rm -f conftest* - test $libc_cv_asm_global_directive != UNKNOWN && break -done -fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_global_directive" >&5 -$as_echo "$libc_cv_asm_global_directive" >&6; } -if test $libc_cv_asm_global_directive = UNKNOWN; then - { { $as_echo "$as_me:$LINENO: error: cannot determine asm global directive" >&5 -$as_echo "$as_me: error: cannot determine asm global directive" >&2;} - { (exit 1); exit 1; }; } -else - cat >>confdefs.h <<_ACEOF -#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive} -_ACEOF - -fi - { $as_echo "$as_me:$LINENO: checking for .set assembler directive" >&5 $as_echo_n "checking for .set assembler directive... " >&6; } if test "${libc_cv_asm_set_directive+set}" = set; then @@ -6016,42 +6061,6 @@ _ACEOF fi -{ $as_echo "$as_me:$LINENO: checking for assembler .type directive prefix" >&5 -$as_echo_n "checking for assembler .type directive prefix... " >&6; } -if test "${libc_cv_asm_type_prefix+set}" = set; then - $as_echo_n "(cached) " >&6 -else - libc_cv_asm_type_prefix=no -for ac_try_prefix in '@' '%' '#'; do - cat > conftest.s <<EOF - ${libc_cv_dot_text} - ${libc_cv_asm_global_directive} foo - .type foo, ${ac_try_prefix}object - .size foo, 1 -foo: - .byte 1 -EOF - if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; }; then - libc_cv_asm_type_prefix=${ac_try_prefix} - fi - rm -f conftest* - test "x$libc_cv_asm_type_prefix" != xno && break -done -fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_type_prefix" >&5 -$as_echo "$libc_cv_asm_type_prefix" >&6; } -if test "x$libc_cv_asm_type_prefix" != xno; then - cat >>confdefs.h <<_ACEOF -#define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix} -_ACEOF - -fi - { $as_echo "$as_me:$LINENO: checking for assembler gnu_unique_object symbol type" >&5 $as_echo_n "checking for assembler gnu_unique_object symbol type... " >&6; } if test "${libc_cv_asm_unique_object+set}" = set; then @@ -6078,37 +6087,6 @@ _ACEOF fi -# For the multi-arch option we need support in the assembler. -if test "$multi_arch" = yes; then - if test "x$libc_cv_asm_type_prefix" != xno; then -{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5 -$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; } -if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then - $as_echo_n "(cached) " >&6 -else - cat > conftest.s <<EOF -.type foo,%gnu_indirect_function -EOF -if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; -then - libc_cv_asm_gnu_indirect_function=yes -else - libc_cv_asm_gnu_indirect_function=no -fi -rm -f conftest* -fi -{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5 -$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; } - else - libc_cv_asm_gnu_indirect_function=no - fi - if test x"$libc_cv_asm_gnu_indirect_function" != xyes; then - { { $as_echo "$as_me:$LINENO: error: --enable-multi-arch support requires assembler and linker support" >&5 -$as_echo "$as_me: error: --enable-multi-arch support requires assembler and linker support" >&2;} - { (exit 1); exit 1; }; } - fi -fi - { $as_echo "$as_me:$LINENO: checking for .symver assembler directive" >&5 $as_echo_n "checking for .symver assembler directive... " >&6; } if test "${libc_cv_asm_symver_directive+set}" = set; then @@ -6924,9 +6902,9 @@ fi { $as_echo "$as_me:$LINENO: result: $libc_cv_gnu89_inline" >&5 $as_echo "$libc_cv_gnu89_inline" >&6; } if test $libc_cv_gnu89_inline = yes; then - libc_cv_gnu89_inline=-fgnu89-inline + gnu89_inline=-fgnu89-inline else - libc_cv_gnu89_inline= + gnu89_inline= fi diff --git a/configure.in b/configure.in index 56849dfc48..098adf4d35 100644 --- a/configure.in +++ b/configure.in @@ -273,9 +273,6 @@ AC_ARG_ENABLE([multi-arch], [enable single DSO with optimizations for multiple architectures]), [multi_arch=$enableval], [multi_arch=default]) -if test x"$multi_arch" != xno; then - multi_arch_d=/multiarch -fi AC_ARG_ENABLE([experimental-malloc], AC_HELP_STRING([--enable-experimental-malloc], @@ -603,6 +600,90 @@ if test "$base_machine" = "i386"; then AC_DEFINE(USE_REGPARMS) fi +# For the multi-arch option we need support in the assembler. +AC_CACHE_CHECK([for assembler gnu_indirect_function symbol type support], + libc_cv_asm_gnu_indirect_function, [dnl +cat > conftest.s <<EOF +.type foo,%gnu_indirect_function +EOF +if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; +then + libc_cv_asm_gnu_indirect_function=yes +else + libc_cv_asm_gnu_indirect_function=no +fi +rm -f conftest*]) + +AC_MSG_CHECKING(whether .text pseudo-op must be used) +AC_CACHE_VAL(libc_cv_dot_text, [dnl +cat > conftest.s <<EOF +.text +EOF +libc_cv_dot_text= +if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then + libc_cv_dot_text=.text +fi +rm -f conftest*]) +if test -z "$libc_cv_dot_text"; then + AC_MSG_RESULT(no) +else + AC_MSG_RESULT(yes) +fi + +AC_CACHE_CHECK(for assembler global-symbol directive, + libc_cv_asm_global_directive, [dnl +libc_cv_asm_global_directive=UNKNOWN +for ac_globl in .globl .global .EXPORT; do + cat > conftest.s <<EOF + ${libc_cv_dot_text} + ${ac_globl} foo +foo: +EOF + if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then + libc_cv_asm_global_directive=${ac_globl} + fi + rm -f conftest* + test $libc_cv_asm_global_directive != UNKNOWN && break +done]) +if test $libc_cv_asm_global_directive = UNKNOWN; then + AC_MSG_ERROR(cannot determine asm global directive) +else + AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${libc_cv_asm_global_directive}) +fi + +AC_CACHE_CHECK(for assembler .type directive prefix, + libc_cv_asm_type_prefix, [dnl +libc_cv_asm_type_prefix=no +for ac_try_prefix in '@' '%' '#'; do + cat > conftest.s <<EOF + ${libc_cv_dot_text} + ${libc_cv_asm_global_directive} foo + .type foo, ${ac_try_prefix}object + .size foo, 1 +foo: + .byte 1 +EOF + if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then + libc_cv_asm_type_prefix=${ac_try_prefix} + fi + rm -f conftest* + test "x$libc_cv_asm_type_prefix" != xno && break +done]) +if test "x$libc_cv_asm_type_prefix" != xno; then + AC_DEFINE_UNQUOTED(ASM_TYPE_DIRECTIVE_PREFIX, ${libc_cv_asm_type_prefix}) +fi + +if test x"$libc_cv_asm_gnu_indirect_function" != xyes -a x"$libc_cv_asm_type_prefix" = xno; then + if test x"$multi_arch" = xyes; then + AC_MSG_ERROR([--enable-multi-arch support requires assembler and linker support]) + else + multi_arch=no + fi +fi +if test x"$multi_arch" != xno; then + multi_arch_d=/multiarch +fi + # Compute the list of sysdep directories for this configuration. # This can take a while to compute. sysdep_dir=$srcdir/sysdeps @@ -722,29 +803,14 @@ done # If the assembler supports gnu_indirect_function symbol type and the # architecture supports multi-arch, we enable multi-arch by default. -if test "$multi_arch" = default; then -AC_CACHE_CHECK([for assembler gnu_indirect_function symbol type support], - libc_cv_asm_gnu_indirect_function, [dnl -cat > conftest.s <<EOF -.type foo,%gnu_indirect_function -EOF -if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; -then - libc_cv_asm_gnu_indirect_function=yes -else - libc_cv_asm_gnu_indirect_function=no -fi -rm -f conftest*]) +case $sysnames_add_ons$sysnames in +*"$multi_arch_d"*) + ;; +*) multi_arch=no - if test "$libc_cv_asm_gnu_indirect_function" = yes; then - case $sysnames_add_ons$sysnames in - *"$multi_arch_d"*) - multi_arch=yes - ;; - esac - fi -fi -if test x"$multi_arch" = xyes; then + ;; +esac +if test x"$multi_arch" != xno; then AC_DEFINE(USE_MULTIARCH) fi AC_SUBST(multi_arch) @@ -1172,43 +1238,6 @@ if test $libc_cv_need_minus_P = yes; then asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives." fi -AC_MSG_CHECKING(whether .text pseudo-op must be used) -AC_CACHE_VAL(libc_cv_dot_text, [dnl -cat > conftest.s <<EOF -.text -EOF -libc_cv_dot_text= -if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_dot_text=.text -fi -rm -f conftest*]) -if test -z "$libc_cv_dot_text"; then - AC_MSG_RESULT(no) -else - AC_MSG_RESULT(yes) -fi - -AC_CACHE_CHECK(for assembler global-symbol directive, - libc_cv_asm_global_directive, [dnl -libc_cv_asm_global_directive=UNKNOWN -for ac_globl in .globl .global .EXPORT; do - cat > conftest.s <<EOF - ${libc_cv_dot_text} - ${ac_globl} foo -foo: -EOF - if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_asm_global_directive=${ac_globl} - fi - rm -f conftest* - test $libc_cv_asm_global_directive != UNKNOWN && break -done]) -if test $libc_cv_asm_global_directive = UNKNOWN; then - AC_MSG_ERROR(cannot determine asm global directive) -else - AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${libc_cv_asm_global_directive}) -fi - AC_CACHE_CHECK(for .set assembler directive, libc_cv_asm_set_directive, [dnl cat > conftest.s <<EOF ${libc_cv_dot_text} @@ -1234,28 +1263,6 @@ if test $libc_cv_asm_set_directive = yes; then AC_DEFINE(HAVE_ASM_SET_DIRECTIVE) fi -AC_CACHE_CHECK(for assembler .type directive prefix, - libc_cv_asm_type_prefix, [dnl -libc_cv_asm_type_prefix=no -for ac_try_prefix in '@' '%' '#'; do - cat > conftest.s <<EOF - ${libc_cv_dot_text} - ${libc_cv_asm_global_directive} foo - .type foo, ${ac_try_prefix}object - .size foo, 1 -foo: - .byte 1 -EOF - if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_asm_type_prefix=${ac_try_prefix} - fi - rm -f conftest* - test "x$libc_cv_asm_type_prefix" != xno && break -done]) -if test "x$libc_cv_asm_type_prefix" != xno; then - AC_DEFINE_UNQUOTED(ASM_TYPE_DIRECTIVE_PREFIX, ${libc_cv_asm_type_prefix}) -fi - AC_CACHE_CHECK(for assembler gnu_unique_object symbol type, libc_cv_asm_unique_object, [dnl cat > conftest.s <<EOF @@ -1273,29 +1280,6 @@ if test $libc_cv_asm_unique_object = yes; then AC_DEFINE(HAVE_ASM_UNIQUE_OBJECT) fi -# For the multi-arch option we need support in the assembler. -if test "$multi_arch" = yes; then - if test "x$libc_cv_asm_type_prefix" != xno; then -AC_CACHE_CHECK([for assembler gnu_indirect_function symbol type support], - libc_cv_asm_gnu_indirect_function, [dnl -cat > conftest.s <<EOF -.type foo,%gnu_indirect_function -EOF -if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; -then - libc_cv_asm_gnu_indirect_function=yes -else - libc_cv_asm_gnu_indirect_function=no -fi -rm -f conftest*]) - else - libc_cv_asm_gnu_indirect_function=no - fi - if test x"$libc_cv_asm_gnu_indirect_function" != xyes; then - AC_MSG_ERROR([--enable-multi-arch support requires assembler and linker support]) - fi -fi - AC_CACHE_CHECK(for .symver assembler directive, libc_cv_asm_symver_directive, [cat > conftest.s <<EOF ${libc_cv_dot_text} @@ -1803,11 +1787,11 @@ else fi rm -f conftest*]) if test $libc_cv_gnu89_inline = yes; then - libc_cv_gnu89_inline=-fgnu89-inline + gnu89_inline=-fgnu89-inline else - libc_cv_gnu89_inline= + gnu89_inline= fi -AC_SUBST(libc_cv_gnu89_inline) +AC_SUBST(gnu89_inline) if test $elf != yes; then AC_CACHE_CHECK(for .init and .fini sections, libc_cv_have_initfini, diff --git a/elf/dl-load.c b/elf/dl-load.c index a92816a296..de5828304e 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -801,22 +801,7 @@ lose (int code, int fd, const char *name, char *realname, struct link_map *l, /* The file might already be closed. */ if (fd != -1) (void) __close (fd); - if (l != NULL) - { - /* We modify the list of loaded objects. */ - __rtld_lock_lock_recursive (GL(dl_load_write_lock)); - /* Remove the stillborn object from the list and free it. */ - assert (l->l_next == NULL); - if (l->l_prev == NULL) - /* No other module loaded. This happens only in the static library, - or in rtld under --verify. */ - GL(dl_ns)[l->l_ns]._ns_loaded = NULL; - else - l->l_prev->l_next = NULL; - --GL(dl_ns)[l->l_ns]._ns_nloaded; - free (l); - __rtld_lock_unlock_recursive (GL(dl_load_write_lock)); - } + free (l); free (realname); if (r != NULL) @@ -901,6 +886,9 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp, never be unloaded. */ __close (fd); + /* Add the map for the mirrored object to the object list. */ + _dl_add_to_namespace_list (l, nsid); + return l; } #endif @@ -1495,6 +1483,9 @@ cannot enable executable stack as shared object requires"); add_name_to_object (l, ((const char *) D_PTR (l, l_info[DT_STRTAB]) + l->l_info[DT_SONAME]->d_un.d_val)); + /* Now that the object is fully initialized add it to the object list. */ + _dl_add_to_namespace_list (l, nsid); + #ifdef SHARED /* Auditing checkpoint: we have a new object. */ if (__builtin_expect (GLRO(dl_naudit) > 0, 0) @@ -2219,7 +2210,7 @@ _dl_map_object (struct link_map *loader, const char *name, have. */ static const Elf_Symndx dummy_bucket = STN_UNDEF; - /* Enter the new object in the list of loaded objects. */ + /* Allocate a new object map. */ if ((name_copy = local_strdup (name)) == NULL || (l = _dl_new_object (name_copy, name, type, loader, mode, nsid)) == NULL) @@ -2237,6 +2228,9 @@ _dl_map_object (struct link_map *loader, const char *name, l->l_nbuckets = 1; l->l_relocated = 1; + /* Enter the object in the object list. */ + _dl_add_to_namespace_list (l, nsid); + return l; } else if (found_other_class) diff --git a/elf/dl-object.c b/elf/dl-object.c index 7674d49c6e..a34e902983 100644 --- a/elf/dl-object.c +++ b/elf/dl-object.c @@ -1,5 +1,5 @@ /* Storage management for the chain of loaded shared objects. - Copyright (C) 1995-2002,2004,2006-2008,2009 Free Software Foundation, Inc. + Copyright (C) 1995-2002,2004,2006-2009,2010 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 @@ -26,16 +26,41 @@ #include <assert.h> +/* Add the new link_map NEW to the end of the namespace list. */ +void +internal_function +_dl_add_to_namespace_list (struct link_map *new, Lmid_t nsid) +{ + /* We modify the list of loaded objects. */ + __rtld_lock_lock_recursive (GL(dl_load_write_lock)); + + if (GL(dl_ns)[nsid]._ns_loaded != NULL) + { + struct link_map *l = GL(dl_ns)[nsid]._ns_loaded; + while (l->l_next != NULL) + l = l->l_next; + new->l_prev = l; + /* new->l_next = NULL; Would be necessary but we use calloc. */ + l->l_next = new; + } + else + GL(dl_ns)[nsid]._ns_loaded = new; + ++GL(dl_ns)[nsid]._ns_nloaded; + new->l_serial = GL(dl_load_adds); + ++GL(dl_load_adds); + + __rtld_lock_unlock_recursive (GL(dl_load_write_lock)); +} + + /* Allocate a `struct link_map' for a new object being loaded, and enter it into the _dl_loaded list. */ - struct link_map * internal_function _dl_new_object (char *realname, const char *libname, int type, struct link_map *loader, int mode, Lmid_t nsid) { struct link_map *l; - int idx; size_t libname_len = strlen (libname) + 1; struct link_map *new; struct libname_list *newname; @@ -93,31 +118,12 @@ _dl_new_object (char *realname, const char *libname, int type, new->l_scope = new->l_scope_mem; new->l_scope_max = sizeof (new->l_scope_mem) / sizeof (new->l_scope_mem[0]); - /* We modify the list of loaded objects. */ - __rtld_lock_lock_recursive (GL(dl_load_write_lock)); - /* Counter for the scopes we have to handle. */ - idx = 0; + int idx = 0; if (GL(dl_ns)[nsid]._ns_loaded != NULL) - { - l = GL(dl_ns)[nsid]._ns_loaded; - while (l->l_next != NULL) - l = l->l_next; - new->l_prev = l; - /* new->l_next = NULL; Would be necessary but we use calloc. */ - l->l_next = new; - - /* Add the global scope. */ - new->l_scope[idx++] = &GL(dl_ns)[nsid]._ns_loaded->l_searchlist; - } - else - GL(dl_ns)[nsid]._ns_loaded = new; - ++GL(dl_ns)[nsid]._ns_nloaded; - new->l_serial = GL(dl_load_adds); - ++GL(dl_load_adds); - - __rtld_lock_unlock_recursive (GL(dl_load_write_lock)); + /* Add the global scope. */ + new->l_scope[idx++] = &GL(dl_ns)[nsid]._ns_loaded->l_searchlist; /* If we have no loader the new object acts as it. */ if (loader == NULL) diff --git a/elf/dl-open.c b/elf/dl-open.c index 023b98ab79..cf8e8cc671 100644 --- a/elf/dl-open.c +++ b/elf/dl-open.c @@ -221,35 +221,6 @@ dl_open_worker (void *a) assert (_dl_debug_initialize (0, args->nsid)->r_state == RT_CONSISTENT); - /* Maybe we have to expand a DST. */ - if (__builtin_expect (dst != NULL, 0)) - { - size_t len = strlen (file); - - /* Determine how much space we need. We have to allocate the - memory locally. */ - size_t required = DL_DST_REQUIRED (call_map, file, len, - _dl_dst_count (dst, 0)); - - /* Get space for the new file name. */ - char *new_file = (char *) alloca (required + 1); - - /* Generate the new file name. */ - _dl_dst_substitute (call_map, file, new_file, 0); - - /* If the substitution failed don't try to load. */ - if (*new_file == '\0') - _dl_signal_error (0, "dlopen", NULL, - N_("empty dynamic string token substitution")); - - /* Now we have a new file name. */ - file = new_file; - - /* It does not matter whether call_map is set even if we - computed it only because of the DST. Since the path contains - a slash the value is not used. See dl-load.c. */ - } - /* Load the named object. */ struct link_map *new; args->map = new = _dl_map_object (call_map, file, lt_loaded, 0, diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c index 160503dac5..e6c8660cfc 100644 --- a/elf/dl-sysdep.c +++ b/elf/dl-sysdep.c @@ -425,6 +425,11 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz, { const ElfW(Word) mask = ((const ElfW(Word) *) dsocaps)[-1]; GLRO(dl_hwcap) |= (uint64_t) mask << _DL_FIRST_EXTRA; + /* Note that we add the dsocaps to the set already chosen by the + LD_HWCAP_MASK environment variable (or default HWCAP_IMPORTANT). + So there is no way to request ignoring an OS-supplied dsocap + string and bit like you can ignore an OS-supplied HWCAP bit. */ + GLRO(dl_hwcap_mask) |= (uint64_t) mask << _DL_FIRST_EXTRA; size_t len; for (const char *p = dsocaps; p < dsocaps + dsocapslen; p += len + 1) { diff --git a/elf/ldconfig.c b/elf/ldconfig.c index d4176d1220..d6d2ecf30a 100644 --- a/elf/ldconfig.c +++ b/elf/ldconfig.c @@ -1372,14 +1372,9 @@ main (int argc, char **argv) const char *aux_cache_file = _PATH_LDCONFIG_AUX_CACHE; if (opt_chroot) - { - aux_cache_file = chroot_canon (opt_chroot, aux_cache_file); - if (aux_cache_file == NULL) - error (EXIT_FAILURE, errno, _("Can't open cache file %s\n"), - _PATH_LDCONFIG_AUX_CACHE); - } + aux_cache_file = chroot_canon (opt_chroot, aux_cache_file); - if (! opt_ignore_aux_cache) + if (! opt_ignore_aux_cache && aux_cache_file) load_aux_cache (aux_cache_file); else init_aux_cache (); @@ -1389,7 +1384,8 @@ main (int argc, char **argv) if (opt_build_cache) { save_cache (cache_file); - save_aux_cache (aux_cache_file); + if (aux_cache_file) + save_aux_cache (aux_cache_file); } return 0; diff --git a/elf/rtld-Rules b/elf/rtld-Rules index 9f31a560e5..10c9452ce0 100644 --- a/elf/rtld-Rules +++ b/elf/rtld-Rules @@ -1,6 +1,6 @@ # Subroutine makefile for compiling libc modules linked into dynamic linker. -# Copyright (C) 2002, 2003, 2005, 2006, 2008 Free Software Foundation, Inc. +# Copyright (C) 2002,2003,2005,2006,2008,2010 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 @@ -56,7 +56,7 @@ $(objpfx)rtld-libc.a: $(foreach dir,$(rtld-subdirs),\ # Use the verbose option of ar and tar when not running silently. ifeq "$(findstring s,$(MAKEFLAGS))" "" # if not -s verbose := v -else # -s +else # -s verbose := endif # not -s @@ -93,6 +93,12 @@ else # These are the basic compilation rules corresponding to the Makerules ones. # The sysd-rules generated makefile already defines pattern rules for rtld-% # targets built from sysdeps source files. +$(objpfx)rtld-%.os: rtld-%.S $(before-compile) + $(compile-command.S) $(rtld-CPPFLAGS) +$(objpfx)rtld-%.os: rtld-%.s $(before-compile) + $(compile-command.s) $(rtld-CPPFLAGS) +$(objpfx)rtld-%.os: rtld-%.c $(before-compile) + $(compile-command.c) $(rtld-CPPFLAGS) $(objpfx)rtld-%.os: %.S $(before-compile) $(compile-command.S) $(rtld-CPPFLAGS) $(objpfx)rtld-%.os: %.s $(before-compile) @@ -101,6 +107,9 @@ $(objpfx)rtld-%.os: %.c $(before-compile) $(compile-command.c) $(rtld-CPPFLAGS) # The rules for generated source files. +$(objpfx)rtld-%.os: $(objpfx)rtld-%.S $(before-compile); $(compile-command.S) +$(objpfx)rtld-%.os: $(objpfx)rtld-%.s $(before-compile); $(compile-command.s) +$(objpfx)rtld-%.os: $(objpfx)rtld-%.c $(before-compile); $(compile-command.c) $(objpfx)rtld-%.os: $(objpfx)%.S $(before-compile); $(compile-command.S) $(objpfx)rtld-%.os: $(objpfx)%.s $(before-compile); $(compile-command.s) $(objpfx)rtld-%.os: $(objpfx)%.c $(before-compile); $(compile-command.c) diff --git a/elf/rtld.c b/elf/rtld.c index 16602a1a11..b451ab54f2 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1108,11 +1108,15 @@ of this helper program; chances are you did not intend to run this program.\n\ main_map = _dl_new_object ((char *) "", "", lt_executable, NULL, __RTLD_OPENEXEC, LM_ID_BASE); assert (main_map != NULL); - assert (main_map == GL(dl_ns)[LM_ID_BASE]._ns_loaded); main_map->l_phdr = phdr; main_map->l_phnum = phnum; main_map->l_entry = *user_entry; + /* Even though the link map is not yet fully initialized we can add + it to the map list since there are no possible users running yet. */ + _dl_add_to_namespace_list (main_map, LM_ID_BASE); + assert (main_map == GL(dl_ns)[LM_ID_BASE]._ns_loaded); + /* At this point we are in a bit of trouble. We would have to fill in the values for l_dev and l_ino. But in general we do not know where the file is. We also do not handle AT_EXECFD @@ -1255,7 +1259,7 @@ of this helper program; chances are you did not intend to run this program.\n\ /* We were invoked directly, so the program might not have a PT_INTERP. */ _dl_rtld_libname.name = GL(dl_rtld_map).l_name; - /* _dl_rtld_libname.next = NULL; Already zero. */ + /* _dl_rtld_libname.next = NULL; Already zero. */ GL(dl_rtld_map).l_libname = &_dl_rtld_libname; } else @@ -1380,6 +1384,9 @@ of this helper program; chances are you did not intend to run this program.\n\ l->l_libname->name = memcpy (copy, dsoname, len); } + /* Add the vDSO to the object list. */ + _dl_add_to_namespace_list (l, LM_ID_BASE); + /* Rearrange the list so this DSO appears after rtld_map. */ assert (l->l_next == NULL); assert (l->l_prev == main_map); diff --git a/hurd/hurd/fd.h b/hurd/hurd/fd.h index d1aa867cbf..2473476084 100644 --- a/hurd/hurd/fd.h +++ b/hurd/hurd/fd.h @@ -254,8 +254,9 @@ extern int _hurd_select (int nfds, struct pollfd *pollfds, const sigset_t *sigmask); /* Variant of file_name_lookup used in *at function implementations. - AT_FLAGS should contain only AT_SYMLINK_NOFOLLOW; other bits - cause EINVAL. */ + AT_FLAGS may only contain AT_SYMLINK_FOLLOW or AT_SYMLINK_NOFOLLOW, + which will remove and add O_NOLINK from FLAGS respectively. + Other bits cause EINVAL. */ extern file_t __file_name_lookup_at (int fd, int at_flags, const char *file_name, int flags, mode_t mode); diff --git a/hurd/hurdselect.c b/hurd/hurdselect.c index 544eee9cb5..a7228f0611 100644 --- a/hurd/hurdselect.c +++ b/hurd/hurdselect.c @@ -52,7 +52,7 @@ _hurd_select (int nfds, int firstfd, lastfd; mach_msg_timeout_t to = (timeout != NULL ? (timeout->tv_sec * 1000 + - timeout->tv_nsec / 1000000) : + (timeout->tv_nsec + 999999) / 1000000) : 0); struct { diff --git a/hurd/lookup-at.c b/hurd/lookup-at.c index 7f55527d8b..728a970909 100644 --- a/hurd/lookup-at.c +++ b/hurd/lookup-at.c @@ -30,8 +30,14 @@ __file_name_lookup_at (int fd, int at_flags, error_t err; file_t result; + if ((at_flags & AT_SYMLINK_FOLLOW) && (at_flags & AT_SYMLINK_NOFOLLOW)) + return (__hurd_fail (EINVAL), MACH_PORT_NULL); + flags |= (at_flags & AT_SYMLINK_NOFOLLOW) ? O_NOLINK : 0; at_flags &= ~AT_SYMLINK_NOFOLLOW; + if (at_flags & AT_SYMLINK_FOLLOW) + flags &= ~O_NOLINK; + at_flags &= ~AT_SYMLINK_FOLLOW; if (at_flags != 0) return (__hurd_fail (EINVAL), MACH_PORT_NULL); diff --git a/locale/programs/locale.c b/locale/programs/locale.c index a3602cf118..2005dec00b 100644 --- a/locale/programs/locale.c +++ b/locale/programs/locale.c @@ -762,6 +762,29 @@ write_charmaps (void) twalk (all_data, print_names); } +/* Print a properly quoted assignment of NAME with VAL, using double + quotes iff DQUOTE is true. */ +static void +print_assignment (const char *name, const char *val, bool dquote) +{ + printf ("%s=", name); + if (dquote) + putchar ('"'); + while (*val != '\0') + { + size_t segment + = strcspn (val, dquote ? "$`\"\\" : "~|&;<>()$`\\\"' \t\n"); + printf ("%.*s", (int) segment, val); + val += segment; + if (*val == '\0') + break; + putchar ('\\'); + putchar (*val++); + } + if (dquote) + putchar ('"'); + putchar ('\n'); +} /* We have to show the contents of the environments determining the locale. */ @@ -769,7 +792,7 @@ static void show_locale_vars (void) { size_t cat_no; - const char *lcall = getenv ("LC_ALL"); + const char *lcall = getenv ("LC_ALL") ? : ""; const char *lang = getenv ("LANG") ? : ""; auto void get_source (const char *name); @@ -778,15 +801,15 @@ show_locale_vars (void) { char *val = getenv (name); - if ((lcall ?: "")[0] != '\0' || val == NULL) - printf ("%s=\"%s\"\n", name, - (lcall ?: "")[0] ? lcall : (lang ?: "")[0] ? lang : "POSIX"); + if (lcall[0] != '\0' || val == NULL) + print_assignment (name, lcall[0] ? lcall : lang[0] ? lang : "POSIX", + true); else - printf ("%s=%s\n", name, val); + print_assignment (name, val, false); } /* LANG has to be the first value. */ - printf ("LANG=%s\n", lang); + print_assignment ("LANG", lang, false); /* Now all categories in an unspecified order. */ for (cat_no = 0; cat_no < NCATEGORIES; ++cat_no) @@ -794,7 +817,7 @@ show_locale_vars (void) get_source (category[cat_no].name); /* The last is the LC_ALL value. */ - printf ("LC_ALL=%s\n", lcall ? : ""); + print_assignment ("LC_ALL", lcall, false); } diff --git a/malloc/malloc.c b/malloc/malloc.c index 9594be4cbd..b492c0a3fd 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -4850,7 +4850,7 @@ _int_free(mstate av, mchunkptr p) } if (__builtin_expect (perturb_byte, 0)) - free_perturb (chunk2mem(p), size - SIZE_SZ); + free_perturb (chunk2mem(p), size - 2 * SIZE_SZ); set_fastchunks(av); unsigned int idx = fastbin_index(size); @@ -4954,7 +4954,7 @@ _int_free(mstate av, mchunkptr p) } if (__builtin_expect (perturb_byte, 0)) - free_perturb (chunk2mem(p), size - SIZE_SZ); + free_perturb (chunk2mem(p), size - 2 * SIZE_SZ); /* consolidate backward */ if (!prev_inuse(p)) { diff --git a/malloc/mcheck.c b/malloc/mcheck.c index 28210068ff..01394acd90 100644 --- a/malloc/mcheck.c +++ b/malloc/mcheck.c @@ -1,5 +1,6 @@ /* Standard debugging hooks for `malloc'. - Copyright (C) 1990-1997,1999,2000-2002,2007 Free Software Foundation, Inc. + Copyright (C) 1990-1997,1999,2000-2002,2007,2010 + Free Software Foundation, Inc. This file is part of the GNU C Library. Written May 1989 by Mike Haertel. @@ -26,6 +27,7 @@ # include <stdio.h> # include <stdlib.h> # include <libintl.h> +# include <errno.h> #endif #ifdef _LIBC @@ -225,6 +227,12 @@ mallochook (__malloc_size_t size, const __ptr_t caller) if (pedantic) mcheck_check_all (); + if (size > ~((size_t) 0) - (sizeof (struct hdr) + 1)) + { + __set_errno (ENOMEM); + return NULL; + } + __malloc_hook = old_malloc_hook; if (old_malloc_hook != NULL) hdr = (struct hdr *) (*old_malloc_hook) (sizeof (struct hdr) + size + 1, @@ -257,6 +265,12 @@ memalignhook (__malloc_size_t alignment, __malloc_size_t size, slop = (sizeof *hdr + alignment - 1) & -alignment; + if (size > ~((size_t) 0) - (slop + 1)) + { + __set_errno (ENOMEM); + return NULL; + } + __memalign_hook = old_memalign_hook; if (old_memalign_hook != NULL) block = (*old_memalign_hook) (alignment, slop + size + 1, caller); @@ -292,6 +306,12 @@ reallochook (__ptr_t ptr, __malloc_size_t size, const __ptr_t caller) if (pedantic) mcheck_check_all (); + if (size > ~((size_t) 0) - (sizeof (struct hdr) + 1)) + { + __set_errno (ENOMEM); + return NULL; + } + if (ptr) { hdr = ((struct hdr *) ptr) - 1; diff --git a/manual/Makefile b/manual/Makefile index c5866eb9de..b1f5fa73e5 100644 --- a/manual/Makefile +++ b/manual/Makefile @@ -232,7 +232,10 @@ ifdef objpfx .PHONY: stubs stubs: $(objpfx)stubs endif -$(objpfx)stubs ../po/manual.pot $(objpfx)stamp%: +$(objpfx)stubs ../po/manual.pot: + $(make-target-directory) + touch $@ +$(objpfx)stamp%: $(make-target-directory) touch $@ diff --git a/manual/arith.texi b/manual/arith.texi index b1580a06f5..1b8a8c3d68 100644 --- a/manual/arith.texi +++ b/manual/arith.texi @@ -1407,7 +1407,8 @@ do not raise the inexact exception if @var{x} is not an integer. @comment ISO @deftypefunx {long double} roundl (long double @var{x}) These functions are similar to @code{rint}, but they round halfway -cases away from zero instead of to the nearest even integer. +cases away from zero instead of to the nearest integer (or other +current rounding mode). @end deftypefun @comment math.h diff --git a/manual/locale.texi b/manual/locale.texi index e3e0563a36..d1a50cb0f4 100644 --- a/manual/locale.texi +++ b/manual/locale.texi @@ -1210,7 +1210,7 @@ This function would normally be used like this: /* @r{Prepare the @code{getline} call.} */ line = NULL; len = 0; - while (getline (&line, &len, stdout) >= 0) + while (getline (&line, &len, stdin) >= 0) @{ /* @r{Check the response.} */ int res = rpmatch (line); diff --git a/manual/memory.texi b/manual/memory.texi index 59ea1ee342..db63c3313b 100644 --- a/manual/memory.texi +++ b/manual/memory.texi @@ -702,6 +702,11 @@ be allocated via @code{mmap}. @item M_MMAP_MAX The maximum number of chunks to allocate with @code{mmap}. Setting this to zero disables all use of @code{mmap}. +@item M_PERTURB +If non-zero, memory blocks are filled with values depending on some +low order bits of this parameter when they are allocated (except when +allocated by @code{calloc}) and freed. This can be used to debug the +use of uninitialized or freed heap memory. @end table @end deftypefun diff --git a/nis/nss_compat/compat-initgroups.c b/nis/nss_compat/compat-initgroups.c index 07a3b9282c..de8d95c7d1 100644 --- a/nis/nss_compat/compat-initgroups.c +++ b/nis/nss_compat/compat-initgroups.c @@ -474,18 +474,21 @@ internal_getgrent_r (ent_t *ent, char *buffer, size_t buflen, const char *user, /* If the selected module does not support getgrent_r or initgroups_dyn, abort. We cannot find the needed group entries. */ - if (nss_getgrent_r == NULL && nss_initgroups_dyn == NULL) + if (nss_initgroups_dyn == NULL || nss_getgrgid_r == NULL) + { + if (nss_setgrent != NULL) + { + nss_setgrent (1); + ent->need_endgrent = true; + } + ent->skip_initgroups_dyn = true; + } + + if (ent->skip_initgroups_dyn && nss_getgrent_r == NULL) return NSS_STATUS_UNAVAIL; ent->files = false; - if (nss_initgroups_dyn == NULL && nss_setgrent != NULL) - { - nss_setgrent (1); - ent->need_endgrent = true; - } - ent->skip_initgroups_dyn = true; - return getgrent_next_nss (ent, buffer, buflen, user, group, start, size, groupsp, limit, errnop); } diff --git a/nptl/ChangeLog b/nptl/ChangeLog index bb0008620d..9ebf18eb17 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,13 +1,57 @@ +2010-08-10 Dinakar Guniguntala <dino@in.ibm.com> + Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> + + * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: If + FUTEX_WAKE_OP fails make sure to call FUTEX_WAKE instead. + +2010-07-03 Ulrich Drepper <drepper@redhat.com> + + * tst-abstime.c (do_test): Some more cleanups + +2010-07-02 Ulrich Drepper <drepper@redhat.com> + + * tst-abstime.c: Correct testing and add test for sem_timedwait. + +2010-07-01 Andreas Schwab <schwab@redhat.com> + Ulrich Drepper <drepper@redhat.com> + + * Makefile (tests): Add tst-abstime. + * tst-abstime.c: New file. + * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S + (__lll_timedlock_wait): Check for timestamp before the Epoch. + * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S + (__lll_timedlock_wait): Likewise. + * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S + (__lll_robust_timedlock_wait): Likewise. + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S + (__pthread_cond_timedwait): Likewise. + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S + (pthread_rwlock_timedrdlock): Likewise. + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S + (pthread_rwlock_timedwrlock): Likewise. + * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait): + Likewise. + +2010-08-12 H.J. Lu <hongjiu.lu@intel.com> + + * nptl/sysdeps/unix/sysv/linux/i386/Makefile: New file. + +2010-07-01 Ulrich Drepper <drepper@redhat.com> + + * Makefile (tst-_res1): Add tst-_res1mod1 to dependency list. + +2010-10-13 H.J. Lu <hongjiu.lu@intel.com> + + [BZ #12113] + * sysdeps/x86_64/pthreaddef.h (TCB_ALIGNMENT): Changed to 32. + * sysdeps/x86_64/tls.h (TLS_TCB_ALIGN): Defined with alignment + of "struct pthread". + 2010-06-01 Takashi Yoshii <takashi.yoshii.zj@renesas.com> * sysdeps/unix/sysv/linux/sh/lowlevellock.S: Fix incorrect location of ifndef __ASSUME_FUTEX_CLOCK_REALTIME. -2010-05-27 Andreas Schwab <schwab@redhat.com> - - * Makefile ($(objpfx)tst-_res1): Depend on - $(objpfx)tst-_res1mod1.so. - 2010-04-09 Ulrich Drepper <drepper@redhat.com> [BZ #11390] diff --git a/nptl/Makefile b/nptl/Makefile index 6687a13763..5665b90d5e 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -256,6 +256,7 @@ tests = tst-typesizes \ tst-sched1 \ tst-backtrace1 \ tst-oddstacklimit \ + tst-abstime \ tst-vfork1 tst-vfork2 tst-vfork1x tst-vfork2x \ tst-getpid1 tst-getpid2 tst-getpid3 \ tst-initializers1 $(patsubst %,tst-initializers1-%,c89 gnu89 c99 gnu99) @@ -492,7 +493,8 @@ $(objpfx)tst-rwlock14: $(common-objpfx)rt/librt.so $(objpfx)tst-_res1mod2.so: $(objpfx)tst-_res1mod1.so LDFLAGS-tst-_res1mod1.so = -Wl,-soname,tst-_res1mod1.so LDFLAGS-tst-_res1mod2.so = -Wl,-soname,tst-_res1mod2.so -$(objpfx)tst-_res1: $(objpfx)tst-_res1mod2.so $(objpfx)tst-_res1mod1.so $(shared-thread-library) +$(objpfx)tst-_res1: $(objpfx)tst-_res1mod1.so $(objpfx)tst-_res1mod2.so \ + $(shared-thread-library) else $(objpfx)tst-cond11: $(common-objpfx)rt/librt.a $(objpfx)tst-cond19: $(common-objpfx)rt/librt.a diff --git a/nptl/sysdeps/unix/sysv/linux/i386/Makefile b/nptl/sysdeps/unix/sysv/linux/i386/Makefile new file mode 100644 index 0000000000..48eef38a24 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/i386/Makefile @@ -0,0 +1,3 @@ +ifeq ($(subdir),nptl) +CFLAGS-pt-initfini.s += -fno-asynchronous-unwind-tables +endif diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S index 7578c7ece0..2198ccf55a 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2004, 2006, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002-2004,2006,2007,2009,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -188,6 +188,9 @@ __lll_timedlock_wait: je .Lreltmo # endif + cmpl $0, (%edx) + js 8f + movl %ecx, %ebx movl %esi, %ecx movl %edx, %esi @@ -223,6 +226,9 @@ __lll_timedlock_wait: cfi_restore(%ebp) ret +8: movl $ETIMEDOUT, %eax + jmp 7b + # ifndef __ASSUME_FUTEX_CLOCK_REALTIME .Lreltmo: /* Check for a valid timeout value. */ diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S index 9fc2cbfeaf..05cda25d3e 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2007,2009 Free Software Foundation, Inc. +/* Copyright (C) 2002-2005,2007,2009,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -163,7 +163,6 @@ __pthread_cond_signal: #endif orl $FUTEX_WAKE, %ecx - xorl $(FUTEX_WAKE ^ FUTEX_WAKE_OP), %ecx movl $SYS_futex, %eax /* %edx should be 1 already from $FUTEX_WAKE_OP syscall. movl $1, %edx */ diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S index 8de9cf461a..3195db259f 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2006, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002-2006, 2007, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -169,9 +169,13 @@ __lll_timedlock_wait: je .Lreltmo # endif + cmpq $0, (%rdx) + js 5f + pushq %r9 cfi_adjust_cfa_offset(8) cfi_rel_offset(%r9, 0) + movq %rdx, %r10 movl $0xffffffff, %r9d LOAD_FUTEX_WAIT_ABS (%esi) @@ -202,6 +206,9 @@ __lll_timedlock_wait: cfi_restore(%r9) retq +5: movl $ETIMEDOUT, %eax + retq + # ifndef __ASSUME_FUTEX_CLOCK_REALTIME .Lreltmo: /* Check for a valid timeout value. */ diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S index 02db0a4f9d..5218a4f57a 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S @@ -1,5 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2009 - Free Software Foundation, Inc. +/* Copyright (C) 2002=2007, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -125,6 +124,9 @@ __lll_robust_timedlock_wait: je .Lreltmo # endif + cmpq $0, (%rdx) + js 7f + pushq %r9 cfi_adjust_cfa_offset(8) cfi_rel_offset(%r9, 0) @@ -180,6 +182,9 @@ __lll_robust_timedlock_wait: cfi_adjust_cfa_offset(-8) cfi_restore(%r9) +7: movl $ETIMEDOUT, %eax + retq + # ifndef __ASSUME_FUTEX_CLOCK_REALTIME .Lreltmo: diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S index be14fc897e..e6535fb9a7 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2005, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002-2005, 2007, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -144,6 +144,10 @@ __pthread_cond_timedwait: movq %r9, 24(%rsp) movl %edx, 4(%rsp) + cmpq $0, (%r13) + movq $-ETIMEDOUT, %r14 + js 36f + 38: movl cond_futex(%rdi), %r12d /* Unlock. */ diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S index 23b218af34..f5d055c77e 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2005, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002-2005, 2007, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -102,6 +102,9 @@ pthread_rwlock_timedrdlock: je .Lreltmo #endif + cmpq $0, (%r13) + js 16f /* Time is already up. */ + movl $FUTEX_PRIVATE_FLAG|FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME, %esi xorl PSHARED(%r12), %esi movq %r13, %r10 diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S index cd867b60dc..6ed8b49bd6 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2007, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -99,6 +99,9 @@ pthread_rwlock_timedwrlock: je .Lreltmo #endif + cmpq $0, (%r13) + js 16f /* Time is already up. */ + movl $FUTEX_PRIVATE_FLAG|FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME, %esi xorl PSHARED(%r12), %esi movq %r13, %r10 diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S index 0291beb169..ca49cb89d0 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2002,2003,2005,2007,2009,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -77,6 +77,9 @@ sem_timedwait: je .Lreltmo #endif + cmpq $0, (%rsi) + js 16f + /* This push is only needed to store the sem_t pointer for the exception handler. */ pushq %rdi @@ -169,6 +172,19 @@ sem_timedwait: retq +16: +#if USE___THREAD + movq errno@gottpoff(%rip), %rdx + movl $ETIMEDOUT, %fs:(%rdx) +#else + callq __errno_location@plt + movl $ETIMEDOUT, (%rax) +#endif + + orl $-1, %eax + + retq + #ifndef __ASSUME_FUTEX_CLOCK_REALTIME .Lreltmo: pushq %r12 diff --git a/nptl/sysdeps/x86_64/pthreaddef.h b/nptl/sysdeps/x86_64/pthreaddef.h index be63a8c74a..8ec135c048 100644 --- a/nptl/sysdeps/x86_64/pthreaddef.h +++ b/nptl/sysdeps/x86_64/pthreaddef.h @@ -27,8 +27,9 @@ /* Minimal stack size after allocating thread descriptor and guard size. */ #define MINIMAL_REST_STACK 2048 -/* Alignment requirement for TCB. */ -#define TCB_ALIGNMENT 16 +/* Alignment requirement for TCB. Need to store post-AVX vector registers + in the TCB and we want the storage to be aligned at 32-byte. */ +#define TCB_ALIGNMENT 32 /* Location of current stack frame. The frame pointer is not usable. */ diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h index e39eb5f69d..41b5e6daa2 100644 --- a/nptl/sysdeps/x86_64/tls.h +++ b/nptl/sysdeps/x86_64/tls.h @@ -117,12 +117,7 @@ typedef struct # define TLS_TCB_SIZE sizeof (struct pthread) /* Alignment requirements for the TCB. */ -//# define TLS_TCB_ALIGN __alignof__ (struct pthread) -// Normally the above would be correct But we have to store post-AVX -// vector registers in the TCB and we want the storage to be aligned. -// unfortunately there isn't yet a type for these values and hence no -// 32-byte alignment requirement. Make this explicit, for now. -# define TLS_TCB_ALIGN 32 +# define TLS_TCB_ALIGN __alignof__ (struct pthread) /* The TCB can have any size and the memory following the address the thread pointer points to is unspecified. Allocate the TCB there. */ diff --git a/nptl/tst-abstime.c b/nptl/tst-abstime.c new file mode 100644 index 0000000000..50f35d539d --- /dev/null +++ b/nptl/tst-abstime.c @@ -0,0 +1,98 @@ +/* Copyright (C) 2010 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Schwab <schwab@redhat.com>, 2010. + + 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 <errno.h> +#include <pthread.h> +#include <semaphore.h> +#include <stdio.h> + +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; +static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; +static pthread_rwlock_t rw1 = PTHREAD_RWLOCK_INITIALIZER; +static pthread_rwlock_t rw2 = PTHREAD_RWLOCK_INITIALIZER; +static sem_t sem; + +static void * +th (void *arg) +{ + long int res = 0; + int r; + struct timespec t = { -2, 0 }; + + r = pthread_mutex_timedlock (&m1, &t); + if (r != ETIMEDOUT) + { + puts ("pthread_mutex_timedlock did not return ETIMEDOUT"); + res = 1; + } + r = pthread_rwlock_timedrdlock (&rw1, &t); + if (r != ETIMEDOUT) + { + puts ("pthread_rwlock_timedrdlock did not return ETIMEDOUT"); + res = 1; + } + r = pthread_rwlock_timedwrlock (&rw2, &t); + if (r != ETIMEDOUT) + { + puts ("pthread_rwlock_timedwrlock did not return ETIMEDOUT"); + res = 1; + } + return (void *) res; +} + +static int +do_test (void) +{ + int res = 0; + int r; + struct timespec t = { -2, 0 }; + pthread_t pth; + + sem_init (&sem, 0, 0); + r = sem_timedwait (&sem, &t); + if (r != -1 || errno != ETIMEDOUT) + { + puts ("sem_timedwait did not fail with ETIMEDOUT"); + res = 1; + } + + pthread_mutex_lock (&m1); + pthread_rwlock_wrlock (&rw1); + pthread_rwlock_rdlock (&rw2); + pthread_mutex_lock (&m2); + if (pthread_create (&pth, 0, th, 0) != 0) + { + puts ("cannot create thread"); + return 1; + } + r = pthread_cond_timedwait (&c, &m2, &t); + if (r != ETIMEDOUT) + { + puts ("pthread_cond_timedwait did not return ETIMEDOUT"); + res = 1; + } + void *thres; + pthread_join (pth, &thres); + return res | (thres != NULL); +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/posix/Makefile b/posix/Makefile index bb2b054249..5a38f990d0 100644 --- a/posix/Makefile +++ b/posix/Makefile @@ -82,7 +82,7 @@ tests := tstgetopt testfnm runtests runptests \ bug-regex17 bug-regex18 bug-regex19 bug-regex20 \ bug-regex21 bug-regex22 bug-regex23 bug-regex24 \ bug-regex25 bug-regex26 bug-regex27 bug-regex28 \ - bug-regex29 bug-regex30 \ + bug-regex29 bug-regex30 bug-regex31 \ tst-nice tst-nanosleep tst-regex2 \ transbug tst-rxspencer tst-pcre tst-boost \ bug-ga1 tst-vfork1 tst-vfork2 tst-vfork3 tst-waitid \ @@ -111,10 +111,12 @@ generated := $(addprefix wordexp-test-result, 1 2 3 4 5 6 7 8 9 10) \ annexc annexc.out wordexp-tst.out bug-regex2-mem \ bug-regex2.mtrace bug-regex14-mem bug-regex14.mtrace \ bug-regex21-mem bug-regex21.mtrace \ + bug-regex31-mem bug-regex31.mtrace \ tst-rxspencer-mem tst-rxspencer.mtrace tst-getconf.out \ tst-pcre-mem tst-pcre.mtrace tst-boost-mem tst-boost.mtrace \ bug-ga2.mtrace bug-ga2-mem bug-glob2.mtrace bug-glob2-mem \ - tst-vfork3-mem tst-vfork3.mtrace getconf.speclist + tst-vfork3-mem tst-vfork3.mtrace getconf.speclist \ + tst-fnmatch-mem tst-fnmatch.mtrace include ../Rules @@ -224,9 +226,9 @@ endif tests: $(objpfx)annexc.out ifeq (no,$(cross-compiling)) tests: $(objpfx)bug-regex2-mem $(objpfx)bug-regex14-mem \ - $(objpfx)bug-regex21-mem $(objpfx)tst-rxspencer-mem \ + $(objpfx)bug-regex21-mem $(objpfx)bug-regex31-mem $(objpfx)tst-rxspencer-mem\ $(objpfx)tst-pcre-mem $(objpfx)tst-boost-mem $(objpfx)tst-getconf.out \ - $(objpfx)bug-glob2-mem $(objpfx)tst-vfork3-mem + $(objpfx)bug-glob2-mem $(objpfx)tst-vfork3-mem $(objpfx)tst-fnmatch-mem xtests: $(objpfx)bug-ga2-mem endif @@ -238,6 +240,11 @@ annexc-CFLAGS = -O $(objpfx)annexc: annexc.c $(native-compile) +tst-fnmatch-ENV += MALLOC_TRACE=$(objpfx)tst-fnmatch.mtrace + +$(objpfx)tst-fnmatch-mem: $(objpfx)tst-fnmatch.out + $(common-objpfx)malloc/mtrace $(objpfx)tst-fnmatch.mtrace > $@ + bug-regex2-ENV = MALLOC_TRACE=$(objpfx)bug-regex2.mtrace $(objpfx)bug-regex2-mem: $(objpfx)bug-regex2.out @@ -253,6 +260,11 @@ bug-regex21-ENV = MALLOC_TRACE=$(objpfx)bug-regex21.mtrace $(objpfx)bug-regex21-mem: $(objpfx)bug-regex21.out $(common-objpfx)malloc/mtrace $(objpfx)bug-regex21.mtrace > $@ +bug-regex31-ENV = MALLOC_TRACE=$(objpfx)bug-regex31.mtrace + +$(objpfx)bug-regex31-mem: $(objpfx)bug-regex31.out + $(common-objpfx)malloc/mtrace $(objpfx)bug-regex31.mtrace > $@ + tst-vfork3-ENV = MALLOC_TRACE=$(objpfx)tst-vfork3.mtrace $(objpfx)tst-vfork3-mem: $(objpfx)tst-vfork3.out diff --git a/posix/bug-regex31.c b/posix/bug-regex31.c new file mode 100644 index 0000000000..974e8603b9 --- /dev/null +++ b/posix/bug-regex31.c @@ -0,0 +1,36 @@ +#include <mcheck.h> +#include <regex.h> +#include <stdio.h> +#include <sys/types.h> + +int +main (void) +{ + mtrace (); + + int res = 0; + char *buf = NULL; + size_t len = 0; + while (! feof (stdin)) + { + ssize_t n = getline (&buf, &len, stdin); + if (n <= 0) + break; + if (buf[n - 1] == '\n') + buf[n - 1] = '\0'; + + regex_t regex; + int rc = regcomp (®ex, buf, REG_EXTENDED); + if (rc != 0) + printf ("%s: Error %d (expected)\n", buf, rc); + else + { + printf ("%s: succeeded !\n", buf); + res = 1; + } + } + + free (buf); + + return 0; +} diff --git a/posix/bug-regex31.input b/posix/bug-regex31.input new file mode 100644 index 0000000000..3d1f531f4e --- /dev/null +++ b/posix/bug-regex31.input @@ -0,0 +1,4 @@ +[[][ +([0] +([0]a +([0]([0]) diff --git a/posix/fnmatch.c b/posix/fnmatch.c index 4baef9e69b..0af5ee6b1e 100644 --- a/posix/fnmatch.c +++ b/posix/fnmatch.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2002,2003,2007 +/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2002,2003,2007,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -41,6 +41,12 @@ # include <stdlib.h> #endif +#ifdef _LIBC +# include <alloca.h> +#else +# define alloca_account(size., var) alloca (size) +#endif + /* For platform which support the ISO C amendement 1 functionality we support user defined character classes. */ #if defined _LIBC || (defined HAVE_WCTYPE_H && defined HAVE_WCHAR_H) @@ -330,8 +336,11 @@ fnmatch (pattern, string, flags) mbstate_t ps; size_t n; const char *p; + wchar_t *wpattern_malloc = NULL; wchar_t *wpattern; + wchar_t *wstring_malloc = NULL; wchar_t *wstring; + size_t alloca_used = 0; /* Convert the strings into wide characters. */ memset (&ps, '\0', sizeof (ps)); @@ -343,7 +352,8 @@ fnmatch (pattern, string, flags) #endif if (__builtin_expect (n < 1024, 1)) { - wpattern = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + wpattern = (wchar_t *) alloca_account ((n + 1) * sizeof (wchar_t), + alloca_used); n = mbsrtowcs (wpattern, &p, n + 1, &ps); if (__builtin_expect (n == (size_t) -1, 0)) /* Something wrong. @@ -365,8 +375,11 @@ fnmatch (pattern, string, flags) XXX Do we have to set `errno' to something which mbsrtows hasn't already done? */ return -1; - wpattern = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + wpattern_malloc = wpattern + = (wchar_t *) malloc ((n + 1) * sizeof (wchar_t)); assert (mbsinit (&ps)); + if (wpattern == NULL) + return -2; (void) mbsrtowcs (wpattern, &pattern, n + 1, &ps); } @@ -379,13 +392,18 @@ fnmatch (pattern, string, flags) p = string; if (__builtin_expect (n < 1024, 1)) { - wstring = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + wstring = (wchar_t *) alloca_account ((n + 1) * sizeof (wchar_t), + alloca_used); n = mbsrtowcs (wstring, &p, n + 1, &ps); if (__builtin_expect (n == (size_t) -1, 0)) - /* Something wrong. - XXX Do we have to set `errno' to something which mbsrtows hasn't - already done? */ - return -1; + { + /* Something wrong. + XXX Do we have to set `errno' to something which + mbsrtows hasn't already done? */ + free_return: + free (wpattern_malloc); + return -1; + } if (p) { memset (&ps, '\0', sizeof (ps)); @@ -400,19 +418,32 @@ fnmatch (pattern, string, flags) /* Something wrong. XXX Do we have to set `errno' to something which mbsrtows hasn't already done? */ - return -1; - wstring = (wchar_t *) alloca ((n + 1) * sizeof (wchar_t)); + goto free_return; + + wstring_malloc = wstring + = (wchar_t *) malloc ((n + 1) * sizeof (wchar_t)); + if (wstring == NULL) + { + free (wpattern_malloc); + return -2; + } assert (mbsinit (&ps)); (void) mbsrtowcs (wstring, &string, n + 1, &ps); } - return internal_fnwmatch (wpattern, wstring, wstring + n, - flags & FNM_PERIOD, flags, NULL); + int res = internal_fnwmatch (wpattern, wstring, wstring + n, + flags & FNM_PERIOD, flags, NULL, + alloca_used); + + free (wstring_malloc); + free (wpattern_malloc); + + return res; } # endif /* mbstate_t and mbsrtowcs or _LIBC. */ return internal_fnmatch (pattern, string, string + strlen (string), - flags & FNM_PERIOD, flags, NULL); + flags & FNM_PERIOD, flags, NULL, 0); } # ifdef _LIBC diff --git a/posix/fnmatch_loop.c b/posix/fnmatch_loop.c index 67c0ee4abb..6b0224ea2c 100644 --- a/posix/fnmatch_loop.c +++ b/posix/fnmatch_loop.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-1993,1996-2001,2003-2005,2007 +/* Copyright (C) 1991-1993,1996-2001,2003-2005,2007,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -28,22 +28,24 @@ struct STRUCT it matches, nonzero if not. */ static int FCT (const CHAR *pattern, const CHAR *string, const CHAR *string_end, int no_leading_period, int flags, - struct STRUCT *ends) + struct STRUCT *ends, size_t alloca_used) internal_function; static int EXT (INT opt, const CHAR *pattern, const CHAR *string, - const CHAR *string_end, int no_leading_period, int flags) + const CHAR *string_end, int no_leading_period, int flags, + size_t alloca_used) internal_function; static const CHAR *END (const CHAR *patternp) internal_function; static int internal_function -FCT (pattern, string, string_end, no_leading_period, flags, ends) +FCT (pattern, string, string_end, no_leading_period, flags, ends, alloca_used) const CHAR *pattern; const CHAR *string; const CHAR *string_end; int no_leading_period; int flags; struct STRUCT *ends; + size_t alloca_used; { register const CHAR *p = pattern, *n = string; register UCHAR c; @@ -67,10 +69,8 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) case L('?'): if (__builtin_expect (flags & FNM_EXTMATCH, 0) && *p == '(') { - int res; - - res = EXT (c, p, n, string_end, no_leading_period, - flags); + int res = EXT (c, p, n, string_end, no_leading_period, + flags, alloca_used); if (res != -1) return res; } @@ -99,10 +99,8 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) case L('*'): if (__builtin_expect (flags & FNM_EXTMATCH, 0) && *p == '(') { - int res; - - res = EXT (c, p, n, string_end, no_leading_period, - flags); + int res = EXT (c, p, n, string_end, no_leading_period, + flags, alloca_used); if (res != -1) return res; } @@ -191,7 +189,7 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) for (--p; n < endp; ++n, no_leading_period = 0) if (FCT (p, n, string_end, no_leading_period, flags2, - &end) == 0) + &end, alloca_used) == 0) goto found; } else if (c == L('/') && (flags & FNM_FILE_NAME)) @@ -200,7 +198,7 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) ++n; if (n < string_end && *n == L('/') && (FCT (p, n + 1, string_end, flags & FNM_PERIOD, flags, - NULL) == 0)) + NULL, alloca_used) == 0)) return 0; } else @@ -214,7 +212,7 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) for (--p; n < endp; ++n, no_leading_period = 0) if (FOLD ((UCHAR) *n) == c && (FCT (p, n, string_end, no_leading_period, flags2, - &end) == 0)) + &end, alloca_used) == 0)) { found: if (end.pattern == NULL) @@ -749,7 +747,7 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) _NL_COLLATE_SYMB_EXTRAMB); /* Locate the character in the hashing - table. */ + table. */ hash = elem_hash (str, c1); idx = 0; @@ -971,9 +969,8 @@ FCT (pattern, string, string_end, no_leading_period, flags, ends) case L('!'): if (__builtin_expect (flags & FNM_EXTMATCH, 0) && *p == '(') { - int res; - - res = EXT (c, p, n, string_end, no_leading_period, flags); + int res = EXT (c, p, n, string_end, no_leading_period, flags, + alloca_used); if (res != -1) return res; } @@ -1052,26 +1049,32 @@ END (const CHAR *pattern) static int internal_function EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, - int no_leading_period, int flags) + int no_leading_period, int flags, size_t alloca_used) { const CHAR *startp; int level; struct patternlist { struct patternlist *next; + CHAR malloced; CHAR str[0]; } *list = NULL; struct patternlist **lastp = &list; size_t pattern_len = STRLEN (pattern); + int any_malloced = 0; const CHAR *p; const CHAR *rs; + int retval = 0; /* Parse the pattern. Store the individual parts in the list. */ level = 0; for (startp = p = pattern + 1; level >= 0; ++p) if (*p == L('\0')) - /* This is an invalid pattern. */ - return -1; + { + /* This is an invalid pattern. */ + retval = -1; + goto out; + } else if (*p == L('[')) { /* Handle brackets special. */ @@ -1088,8 +1091,11 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, /* Skip over all characters of the list. */ while (*p != L(']')) if (*p++ == L('\0')) - /* This is no valid pattern. */ - return -1; + { + /* This is no valid pattern. */ + retval = -1; + goto out; + } } else if ((*p == L('?') || *p == L('*') || *p == L('+') || *p == L('@') || *p == L('!')) && p[1] == L('(')) @@ -1102,15 +1108,25 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, /* This means we found the end of the pattern. */ #define NEW_PATTERN \ struct patternlist *newp; \ - \ - if (opt == L('?') || opt == L('@')) \ - newp = alloca (sizeof (struct patternlist) \ - + (pattern_len * sizeof (CHAR))); \ + size_t slen = (opt == L('?') || opt == L('@') \ + ? pattern_len : (p - startp + 1)); \ + slen = sizeof (struct patternlist) + (slen * sizeof (CHAR)); \ + int malloced = ! __libc_use_alloca (alloca_used + slen); \ + if (__builtin_expect (malloced, 0)) \ + { \ + newp = malloc (slen); \ + if (newp == NULL) \ + { \ + retval = -2; \ + goto out; \ + } \ + any_malloced = 1; \ + } \ else \ - newp = alloca (sizeof (struct patternlist) \ - + ((p - startp + 1) * sizeof (CHAR))); \ - *((CHAR *) MEMPCPY (newp->str, startp, p - startp)) = L('\0'); \ + newp = alloca_account (slen, alloca_used); \ newp->next = NULL; \ + newp->malloced = malloced; \ + *((CHAR *) MEMPCPY (newp->str, startp, p - startp)) = L('\0'); \ *lastp = newp; \ lastp = &newp->next NEW_PATTERN; @@ -1131,8 +1147,9 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, switch (opt) { case L('*'): - if (FCT (p, string, string_end, no_leading_period, flags, NULL) == 0) - return 0; + if (FCT (p, string, string_end, no_leading_period, flags, NULL, + alloca_used) == 0) + goto success; /* FALLTHROUGH */ case L('+'): @@ -1143,7 +1160,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, current pattern. */ if (FCT (list->str, string, rs, no_leading_period, flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD, - NULL) == 0 + NULL, alloca_used) == 0 /* This was successful. Now match the rest with the rest of the pattern. */ && (FCT (p, rs, string_end, @@ -1151,7 +1168,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, ? no_leading_period : rs[-1] == '/' && NO_LEADING_PERIOD (flags) ? 1 : 0, flags & FNM_FILE_NAME - ? flags : flags & ~FNM_PERIOD, NULL) == 0 + ? flags : flags & ~FNM_PERIOD, NULL, alloca_used) == 0 /* This didn't work. Try the whole pattern. */ || (rs != string && FCT (pattern - 1, rs, string_end, @@ -1160,18 +1177,21 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, : (rs[-1] == '/' && NO_LEADING_PERIOD (flags) ? 1 : 0), flags & FNM_FILE_NAME - ? flags : flags & ~FNM_PERIOD, NULL) == 0))) + ? flags : flags & ~FNM_PERIOD, NULL, + alloca_used) == 0))) /* It worked. Signal success. */ - return 0; + goto success; } while ((list = list->next) != NULL); /* None of the patterns lead to a match. */ - return FNM_NOMATCH; + retval = FNM_NOMATCH; + break; case L('?'): - if (FCT (p, string, string_end, no_leading_period, flags, NULL) == 0) - return 0; + if (FCT (p, string, string_end, no_leading_period, flags, NULL, + alloca_used) == 0) + goto success; /* FALLTHROUGH */ case L('@'): @@ -1183,13 +1203,14 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, if (FCT (STRCAT (list->str, p), string, string_end, no_leading_period, flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD, - NULL) == 0) + NULL, alloca_used) == 0) /* It worked. Signal success. */ - return 0; + goto success; while ((list = list->next) != NULL); /* None of the patterns lead to a match. */ - return FNM_NOMATCH; + retval = FNM_NOMATCH; + break; case L('!'): for (rs = string; rs <= string_end; ++rs) @@ -1199,7 +1220,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, for (runp = list; runp != NULL; runp = runp->next) if (FCT (runp->str, string, rs, no_leading_period, flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD, - NULL) == 0) + NULL, alloca_used) == 0) break; /* If none of the patterns matched see whether the rest does. */ @@ -1209,21 +1230,34 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end, ? no_leading_period : rs[-1] == '/' && NO_LEADING_PERIOD (flags) ? 1 : 0, flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD, - NULL) == 0)) + NULL, alloca_used) == 0)) /* This is successful. */ - return 0; + goto success; } /* None of the patterns together with the rest of the pattern lead to a match. */ - return FNM_NOMATCH; + retval = FNM_NOMATCH; + break; default: assert (! "Invalid extended matching operator"); + retval = -1; break; } - return -1; + success: + out: + if (any_malloced) + while (list != NULL) + { + struct patternlist *old = list; + list = list->next; + if (old->malloced) + free (old); + } + + return retval; } diff --git a/posix/regcomp.c b/posix/regcomp.c index 03ab123907..b238c08225 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -2160,16 +2160,21 @@ parse_branch (re_string_t *regexp, regex_t *preg, re_token_t *token, exp = parse_expression (regexp, preg, token, syntax, nest, err); if (BE (*err != REG_NOERROR && exp == NULL, 0)) { + if (tree != NULL) + postorder (tree, free_tree, NULL); return NULL; } if (tree != NULL && exp != NULL) { - tree = create_tree (dfa, tree, exp, CONCAT); - if (tree == NULL) + bin_tree_t *newtree = create_tree (dfa, tree, exp, CONCAT); + if (newtree == NULL) { + postorder (exp, free_tree, NULL); + postorder (tree, free_tree, NULL); *err = REG_ESPACE; return NULL; } + tree = newtree; } else if (tree == NULL) tree = exp; @@ -2418,7 +2423,11 @@ parse_sub_exp (re_string_t *regexp, regex_t *preg, re_token_t *token, { tree = parse_reg_exp (regexp, preg, token, syntax, nest, err); if (BE (*err == REG_NOERROR && token->type != OP_CLOSE_SUBEXP, 0)) - *err = REG_EPAREN; + { + if (tree != NULL) + postorder (tree, free_tree, NULL); + *err = REG_EPAREN; + } if (BE (*err != REG_NOERROR, 0)) return NULL; } @@ -3028,6 +3037,10 @@ parse_bracket_exp (re_string_t *regexp, re_dfa_t *dfa, re_token_t *token, if (BE (sbcset == NULL, 0)) #endif /* RE_ENABLE_I18N */ { + re_free (sbcset); +#ifdef RE_ENABLE_I18N + re_free (mbcset); +#endif *err = REG_ESPACE; return NULL; } diff --git a/posix/tst-fnmatch.c b/posix/tst-fnmatch.c index 25471f8e41..7e1f73a975 100644 --- a/posix/tst-fnmatch.c +++ b/posix/tst-fnmatch.c @@ -1,5 +1,5 @@ /* Tests for fnmatch function. - Copyright (C) 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 2000, 2001, 2010 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 @@ -25,6 +25,7 @@ #include <stdlib.h> #include <string.h> #include <sys/types.h> +#include <mcheck.h> static char *next_input (char **line, int first, int last); @@ -46,6 +47,8 @@ main (void) size_t escpatternlen = 0; int nr = 0; + mtrace (); + /* Read lines from stdin with the following format: locale input-string match-string flags result diff --git a/resolv/nss_dns/dns-host.c b/resolv/nss_dns/dns-host.c index 8592183f62..fe4ac2d793 100644 --- a/resolv/nss_dns/dns-host.c +++ b/resolv/nss_dns/dns-host.c @@ -599,7 +599,6 @@ getanswer_r (const querybuf *answer, int anslen, const char *qname, int qtype, int (*name_ok) (const char *); u_char packtmp[NS_MAXCDNAME]; int have_to_map = 0; - int32_t ttl = 0; uintptr_t pad = -(uintptr_t) buffer % __alignof__ (struct host_data); buffer += pad; if (__builtin_expect (buflen < sizeof (struct host_data) + pad, 0)) @@ -733,7 +732,7 @@ getanswer_r (const querybuf *answer, int anslen, const char *qname, int qtype, cp += INT16SZ; /* type */ class = __ns_get16 (cp); cp += INT16SZ; /* class */ - ttl = __ns_get32 (cp); + int32_t ttl = __ns_get32 (cp); cp += INT32SZ; /* TTL */ n = __ns_get16 (cp); cp += INT16SZ; /* len */ @@ -907,7 +906,7 @@ getanswer_r (const querybuf *answer, int anslen, const char *qname, int qtype, { register int nn; - if (ttlp != NULL && ttl != 0) + if (ttlp != NULL) *ttlp = ttl; if (canonp != NULL) *canonp = bp; @@ -1163,7 +1162,7 @@ gaih_getanswer_slice (const querybuf *answer, int anslen, const char *qname, if (*firstp) { - if (ttl != 0 && ttlp != NULL) + if (ttlp != NULL) *ttlp = ttl; (*pat)->name = canon ?: h_name; diff --git a/resolv/res_init.c b/resolv/res_init.c index 40dbe7d7e5..74715f34e9 100644 --- a/resolv/res_init.c +++ b/resolv/res_init.c @@ -176,13 +176,6 @@ __res_vinit(res_state statp, int preinit) { statp->id = res_randomid(); } -#ifdef USELOOPBACK - statp->nsaddr.sin_addr = inet_makeaddr(IN_LOOPBACKNET, 1); -#else - statp->nsaddr.sin_addr.s_addr = INADDR_ANY; -#endif - statp->nsaddr.sin_family = AF_INET; - statp->nsaddr.sin_port = htons(NAMESERVER_PORT); statp->nscount = 0; statp->ndots = 1; statp->pfcode = 0; @@ -321,24 +314,24 @@ __res_vinit(res_state statp, int preinit) { nserv++; #ifdef _LIBC nservall++; - } else { - struct in6_addr a6; - char *el; + } else { + struct in6_addr a6; + char *el; - if ((el = strchr(cp, '\n')) != NULL) - *el = '\0'; + if ((el = strchr(cp, '\n')) != NULL) + *el = '\0'; if ((el = strchr(cp, SCOPE_DELIMITER)) != NULL) *el = '\0'; - if ((*cp != '\0') && - (inet_pton(AF_INET6, cp, &a6) > 0)) { - struct sockaddr_in6 *sa6; - - sa6 = malloc(sizeof(*sa6)); - if (sa6 != NULL) { - sa6->sin6_family = AF_INET6; - sa6->sin6_port = htons(NAMESERVER_PORT); + if ((*cp != '\0') && + (inet_pton(AF_INET6, cp, &a6) > 0)) { + struct sockaddr_in6 *sa6; + + sa6 = malloc(sizeof(*sa6)); + if (sa6 != NULL) { + sa6->sin6_family = AF_INET6; + sa6->sin6_port = htons(NAMESERVER_PORT); sa6->sin6_flowinfo = 0; - sa6->sin6_addr = a6; + sa6->sin6_addr = a6; if (__builtin_expect (el == NULL, 1)) sa6->sin6_scope_id = 0; @@ -365,9 +358,9 @@ __res_vinit(res_state statp, int preinit) { statp->_u._ext.nsaddrs[nservall] = sa6; statp->_u._ext.nssocks[nservall] = -1; statp->_u._ext.nsmap[nservall] = MAXNS + 1; - nservall++; - } - } + nservall++; + } + } #endif } continue; @@ -433,6 +426,12 @@ __res_vinit(res_state statp, int preinit) { #endif (void) fclose(fp); } + if (__builtin_expect(statp->nscount == 0, 0)) { + statp->nsaddr.sin_addr = inet_makeaddr(IN_LOOPBACKNET, 1); + statp->nsaddr.sin_family = AF_INET; + statp->nsaddr.sin_port = htons(NAMESERVER_PORT); + statp->nscount = 1; + } if (statp->defdname[0] == 0 && __gethostname(buf, sizeof(statp->defdname) - 1) == 0 && (cp = strchr(buf, '.')) != NULL) @@ -538,12 +537,12 @@ res_setoptions(res_state statp, const char *options, const char *source) { } else if (!strncmp(cp, "no-check-names", sizeof("no-check-names") - 1)) { statp->options |= RES_NOCHECKNAME; - } else if (!strncmp(cp, "edns0", sizeof("edns0") - 1)) { + } else if (!strncmp(cp, "edns0", sizeof("edns0") - 1)) { statp->options |= RES_USE_EDNS0; - } else if (!strncmp(cp, "single-request-reopen", + } else if (!strncmp(cp, "single-request-reopen", sizeof("single-request-reopen") - 1)) { statp->options |= RES_SNGLKUPREOP; - } else if (!strncmp(cp, "single-request", + } else if (!strncmp(cp, "single-request", sizeof("single-request") - 1)) { statp->options |= RES_SNGLKUP; } else { diff --git a/scripts/data/localplt-s390-linux-gnu.data b/scripts/data/localplt-s390-linux-gnu.data new file mode 100644 index 0000000000..8fb56b6086 --- /dev/null +++ b/scripts/data/localplt-s390-linux-gnu.data @@ -0,0 +1,7 @@ +libc.so: _Unwind_Find_FDE +libc.so: calloc +libc.so: free +libc.so: malloc +libc.so: memalign +libc.so: realloc +libm.so: matherr diff --git a/scripts/data/localplt-s390x-linux-gnu.data b/scripts/data/localplt-s390x-linux-gnu.data new file mode 100644 index 0000000000..8fb56b6086 --- /dev/null +++ b/scripts/data/localplt-s390x-linux-gnu.data @@ -0,0 +1,7 @@ +libc.so: _Unwind_Find_FDE +libc.so: calloc +libc.so: free +libc.so: malloc +libc.so: memalign +libc.so: realloc +libm.so: matherr diff --git a/stdlib/msort.c b/stdlib/msort.c index 35cd4d0311..fc58f0d417 100644 --- a/stdlib/msort.c +++ b/stdlib/msort.c @@ -25,6 +25,7 @@ #include <unistd.h> #include <memcopy.h> #include <errno.h> +#include <atomic.h> struct msort_param { @@ -182,7 +183,7 @@ qsort_r (void *b, size_t n, size_t s, __compar_d_fn_t cmp, void *arg) static long int phys_pages; static int pagesize; - if (phys_pages == 0) + if (pagesize == 0) { phys_pages = __sysconf (_SC_PHYS_PAGES); @@ -197,6 +198,9 @@ qsort_r (void *b, size_t n, size_t s, __compar_d_fn_t cmp, void *arg) a quarter of the physical memory. */ phys_pages /= 4; + /* Make sure phys_pages is written to memory. */ + atomic_write_barrier (); + pagesize = __sysconf (_SC_PAGESIZE); } diff --git a/stdlib/strtod_l.c b/stdlib/strtod_l.c index cde1280e55..537d1fbc61 100644 --- a/stdlib/strtod_l.c +++ b/stdlib/strtod_l.c @@ -1491,7 +1491,9 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc) register int i; (void) __mpn_lshift (&retval[used / BITS_PER_MP_LIMB], - retval, RETURN_LIMB_SIZE, + retval, + (RETURN_LIMB_SIZE + - used / BITS_PER_MP_LIMB), used % BITS_PER_MP_LIMB); for (i = used / BITS_PER_MP_LIMB - 1; i >= 0; --i) retval[i] = 0; diff --git a/string/Makefile b/string/Makefile index 4ade15007e..558b08baa4 100644 --- a/string/Makefile +++ b/string/Makefile @@ -55,7 +55,7 @@ tests := tester inl-tester noinl-tester testcopy test-ffs \ tst-strtok tst-strxfrm bug-strcoll1 tst-strfry \ bug-strtok1 $(addprefix test-,$(strop-tests)) \ bug-envz1 tst-strxfrm2 tst-endian tst-svc2 \ - bug-strstr1 + bug-strstr1 bug-strchr1 distribute := memcopy.h pagecopy.h tst-svc.expect test-string.h \ str-two-way.h diff --git a/string/bits/string3.h b/string/bits/string3.h index 1d759f181b..164772572b 100644 --- a/string/bits/string3.h +++ b/string/bits/string3.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2004, 2005, 2007, 2009, 2010 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 @@ -53,8 +53,7 @@ __NTH (memcpy (void *__restrict __dest, __const void *__restrict __src, } __extern_always_inline void * -__NTH (memmove (void *__restrict __dest, __const void *__restrict __src, - size_t __len)) +__NTH (memmove (void *__dest, __const void *__src, size_t __len)) { return __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest)); } @@ -88,8 +87,7 @@ __NTH (memset (void *__dest, int __ch, size_t __len)) #ifdef __USE_BSD __extern_always_inline void -__NTH (bcopy (__const void *__restrict __src, void *__restrict __dest, - size_t __len)) +__NTH (bcopy (__const void *__src, void *__dest, size_t __len)) { (void) __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest)); } diff --git a/string/bug-strchr1.c b/string/bug-strchr1.c new file mode 100644 index 0000000000..21155d8a7f --- /dev/null +++ b/string/bug-strchr1.c @@ -0,0 +1,14 @@ +#include <stdio.h> +#include <string.h> + +static int +do_test (void) +{ + char s[] __attribute__((aligned(16))) = "\xff"; + char *p = strchr (s, '\xfe'); + printf ("%p\n", p); + return p != NULL; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index fa4b6b284e..d0405903c1 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -891,8 +891,11 @@ extern lookup_t _dl_lookup_symbol_x (const char *undef, extern ElfW(Addr) _dl_symbol_value (struct link_map *map, const char *name) internal_function; -/* Allocate a `struct link_map' for a new object being loaded, - and enter it into the _dl_main_map list. */ +/* Add the new link_map NEW to the end of the namespace list. */ +extern void _dl_add_to_namespace_list (struct link_map *new, Lmid_t nsid) + internal_function attribute_hidden; + +/* Allocate a `struct link_map' for a new object being loaded. */ extern struct link_map *_dl_new_object (char *realname, const char *libname, int type, struct link_map *loader, int mode, Lmid_t nsid) diff --git a/sysdeps/generic/netinet/ip.h b/sysdeps/generic/netinet/ip.h index a837b98143..4955fee3ea 100644 --- a/sysdeps/generic/netinet/ip.h +++ b/sysdeps/generic/netinet/ip.h @@ -1,5 +1,4 @@ -/* Copyright (C) 1991,92,93,95,96,97,98,99,2000,2009 Free Software - Foundation, Inc. +/* Copyright (C) 1991-1993,1995-2000,2009,2010 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 @@ -194,7 +193,7 @@ struct ip_timestamp */ #define IPTOS_CLASS_MASK 0xe0 -#define IPTOS_CLASS(class) ((tos) & IPTOS_CLASS_MASK) +#define IPTOS_CLASS(class) ((class) & IPTOS_CLASS_MASK) #define IPTOS_CLASS_CS0 0x00 #define IPTOS_CLASS_CS1 0x20 #define IPTOS_CLASS_CS2 0x40 diff --git a/sysdeps/i386/bits/byteswap.h b/sysdeps/i386/bits/byteswap.h index 1f3fc5e524..c246ae86c6 100644 --- a/sysdeps/i386/bits/byteswap.h +++ b/sysdeps/i386/bits/byteswap.h @@ -1,5 +1,5 @@ /* Macros to swap the order of bytes in integer values. - Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007, 2008 + Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007, 2008, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -27,26 +27,27 @@ /* Swap bytes in 16 bit value. */ #define __bswap_constant_16(x) \ - ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)) + ((unsigned short int) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))) #ifdef __GNUC__ # if __GNUC__ >= 2 # define __bswap_16(x) \ (__extension__ \ - ({ register unsigned short int __v, __x = (x); \ + ({ register unsigned short int __v, __x = (unsigned short int) (x); \ if (__builtin_constant_p (__x)) \ __v = __bswap_constant_16 (__x); \ else \ __asm__ ("rorw $8, %w0" \ : "=r" (__v) \ - : "0" (__x) \ - : "cc"); \ + : "0" (__x) \ + : "cc"); \ __v; })) # else /* This is better than nothing. */ # define __bswap_16(x) \ (__extension__ \ - ({ register unsigned short int __x = (x); __bswap_constant_16 (__x); })) + ({ register unsigned short int __x = (unsigned short int) (x); \ + __bswap_constant_16 (__x); })) # endif #else static __inline unsigned short int @@ -122,7 +123,7 @@ __bswap_32 (unsigned int __bsx) (__extension__ \ ({ union { __extension__ unsigned long long int __ll; \ unsigned long int __l[2]; } __w, __r; \ - if (__builtin_constant_p (x)) \ + if (__builtin_constant_p (x)) \ __r.__ll = __bswap_constant_64 (x); \ else \ { \ diff --git a/sysdeps/i386/elf/Makefile b/sysdeps/i386/elf/Makefile new file mode 100644 index 0000000000..61064d4ef7 --- /dev/null +++ b/sysdeps/i386/elf/Makefile @@ -0,0 +1,4 @@ +ifeq ($(subdir),csu) +# Turn off -fasynchronous-unwind-tables +CFLAGS-initfini.s += -fno-asynchronous-unwind-tables +endif diff --git a/sysdeps/i386/i686/cacheinfo.c b/sysdeps/i386/i686/cacheinfo.c index f8b7f521ca..3635961727 100644 --- a/sysdeps/i386/i686/cacheinfo.c +++ b/sysdeps/i386/i686/cacheinfo.c @@ -1,7 +1,11 @@ #define __x86_64_data_cache_size __x86_data_cache_size +#define __x86_64_raw_data_cache_size __x86_raw_data_cache_size #define __x86_64_data_cache_size_half __x86_data_cache_size_half +#define __x86_64_raw_data_cache_size_half __x86_raw_data_cache_size_half #define __x86_64_shared_cache_size __x86_shared_cache_size +#define __x86_64_raw_shared_cache_size __x86_raw_shared_cache_size #define __x86_64_shared_cache_size_half __x86_shared_cache_size_half +#define __x86_64_raw_shared_cache_size_half __x86_raw_shared_cache_size_half #define DISABLE_PREFETCHW #define DISABLE_PREFERRED_MEMORY_INSTRUCTION diff --git a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c index 1f533cae42..fe6bb55b07 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c @@ -73,9 +73,9 @@ long double __ieee754_sqrtl(long double x) m = ((a.i[2] >> 20) & 0x7ff) - 54; } m += n; - if (m > 0) + if ((int) m > 0) a.i[2] = (a.i[2] & 0x800fffff) | (m << 20); - else if (m <= -54) { + else if ((int) m <= -54) { a.i[2] &= 0x80000000; a.i[3] = 0; } else { diff --git a/sysdeps/mach/hurd/linkat.c b/sysdeps/mach/hurd/linkat.c index 1942144e0f..062d913e3d 100644 --- a/sysdeps/mach/hurd/linkat.c +++ b/sysdeps/mach/hurd/linkat.c @@ -1,5 +1,5 @@ /* Make a link between file names relative to open directories. Hurd version. - Copyright (C) 2006 Free Software Foundation, Inc. + Copyright (C) 2006,2010 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 @@ -38,7 +38,9 @@ linkat (fromfd, from, tofd, to, flags) file_t oldfile, linknode, todir; char *toname; - oldfile = __file_name_lookup_at (fromfd, flags, from, 0, 0); + /* POSIX says linkat doesn't follow symlinks by default, so pass + O_NOLINK. That can be overridden by AT_SYMLINK_FOLLOW in FLAGS. */ + oldfile = __file_name_lookup_at (fromfd, flags, from, O_NOLINK, 0); if (oldfile == MACH_PORT_NULL) return -1; diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c index 4abc0ec81c..95f8b71019 100644 --- a/sysdeps/s390/s390-32/__longjmp.c +++ b/sysdeps/s390/s390-32/__longjmp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2001, 2005, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2005, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). @@ -29,16 +29,19 @@ void __longjmp (__jmp_buf env, int val) { - register int r2 __asm ("%r2") = val == 0 ? 1 : val; #ifdef PTR_DEMANGLE - register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD (); - register void *r1 __asm ("%r1") = (void *) env; + uintptr_t guard = THREAD_GET_POINTER_GUARD (); # ifdef CHECK_SP - CHECK_SP (env, r3); + CHECK_SP (env, guard); # endif #elif defined CHECK_SP CHECK_SP (env, 0); #endif + register int r2 __asm ("%r2") = val == 0 ? 1 : val; +#ifdef PTR_DEMANGLE + register uintptr_t r3 __asm ("%r3") = guard; + register void *r1 __asm ("%r1") = (void *) env; +#endif /* Restore registers and jump back. */ asm volatile ("ld %%f6,48(%1)\n\t" "ld %%f4,40(%1)\n\t" diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c index 445bd3baf3..313b338546 100644 --- a/sysdeps/s390/s390-64/__longjmp.c +++ b/sysdeps/s390/s390-64/__longjmp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001, 2005, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2005, 2009, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). @@ -29,16 +29,19 @@ void __longjmp (__jmp_buf env, int val) { - register long int r2 __asm ("%r2") = val == 0 ? 1 : val; #ifdef PTR_DEMANGLE - register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD (); - register void *r1 __asm ("%r1") = (void *) env; + uintptr_t guard = THREAD_GET_POINTER_GUARD (); # ifdef CHECK_SP - CHECK_SP (env, r3); + CHECK_SP (env, guard); # endif #elif defined CHECK_SP CHECK_SP (env, 0); #endif + register long int r2 __asm ("%r2") = val == 0 ? 1 : val; +#ifdef PTR_DEMANGLE + register uintptr_t r3 __asm ("%r3") = guard; + register void *r1 __asm ("%r1") = (void *) env; +#endif /* Restore registers and jump back. */ asm volatile ("ld %%f7,104(%1)\n\t" "ld %%f5,96(%1)\n\t" diff --git a/sysdeps/unix/sysv/linux/check_pf.c b/sysdeps/unix/sysv/linux/check_pf.c index 586f1cb169..83df2f451d 100644 --- a/sysdeps/unix/sysv/linux/check_pf.c +++ b/sysdeps/unix/sysv/linux/check_pf.c @@ -1,5 +1,5 @@ /* Determine protocol families for which interfaces exist. Linux version. - Copyright (C) 2003, 2006, 2007, 2008 Free Software Foundation, Inc. + Copyright (C) 2003, 2006, 2007, 2008, 2010 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 @@ -301,10 +301,13 @@ __check_pf (bool *seen_ipv4, bool *seen_ipv6, struct ifaddrs *runp; for (runp = ifa; runp != NULL; runp = runp->ifa_next) - if (runp->ifa_addr->sa_family == PF_INET) - *seen_ipv4 = true; - else if (runp->ifa_addr->sa_family == PF_INET6) - *seen_ipv6 = true; + if (runp->ifa_addr != NULL) + { + if (runp->ifa_addr->sa_family == PF_INET) + *seen_ipv4 = true; + else if (runp->ifa_addr->sa_family == PF_INET6) + *seen_ipv6 = true; + } (void) freeifaddrs (ifa); #endif diff --git a/sysdeps/unix/sysv/linux/getdents.c b/sysdeps/unix/sysv/linux/getdents.c index b33d1789ad..0aa918677d 100644 --- a/sysdeps/unix/sysv/linux/getdents.c +++ b/sysdeps/unix/sysv/linux/getdents.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1995-2003, 2004, 2006, 2007 +/* Copyright (C) 1993, 1995-2004, 2006, 2007, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -285,7 +285,11 @@ __GETDENTS (int fd, char *buf, size_t nbytes) DIRENT_SET_DP_INO(dp, kdp->d_ino); dp->d_off = kdp->d_off; dp->d_reclen = new_reclen; +#ifdef __ASSUME_GETDENTS32_D_TYPE + dp->d_type = *((char *) kdp + kdp->d_reclen - 1); +#else dp->d_type = DT_UNKNOWN; +#endif memcpy (dp->d_name, kdp->d_name, kdp->d_reclen - offsetof (struct kernel_dirent, d_name)); diff --git a/sysdeps/unix/sysv/linux/i386/bits/mman.h b/sysdeps/unix/sysv/linux/i386/bits/mman.h index 22aa401e02..7ac1aff08b 100644 --- a/sysdeps/unix/sysv/linux/i386/bits/mman.h +++ b/sysdeps/unix/sysv/linux/i386/bits/mman.h @@ -1,5 +1,6 @@ /* Definitions for POSIX memory map interface. Linux/i386 version. - Copyright (C) 1997,2000,2003,2005,2006,2009 Free Software Foundation, Inc. + Copyright (C) 1997,2000,2003,2005,2006,2009,2010 + 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 @@ -64,6 +65,7 @@ # define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */ # define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ # define MAP_STACK 0x20000 /* Allocation is for a stack. */ +# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif /* Flags to `msync'. */ diff --git a/sysdeps/unix/sysv/linux/internal_statvfs.c b/sysdeps/unix/sysv/linux/internal_statvfs.c index 59b173ed73..63184d0254 100644 --- a/sysdeps/unix/sysv/linux/internal_statvfs.c +++ b/sysdeps/unix/sysv/linux/internal_statvfs.c @@ -221,7 +221,8 @@ INTERNAL_STATVFS (const char *name, struct STATVFS *buf, buf->f_files = fsbuf->f_files; buf->f_ffree = fsbuf->f_ffree; if (sizeof (buf->f_fsid) == sizeof (fsbuf->f_fsid)) - buf->f_fsid = (fsbuf->f_fsid.__val[0] + buf->f_fsid = ((fsbuf->f_fsid.__val[0] + & ((1UL << (8 * sizeof (fsbuf->f_fsid.__val[0]))) - 1)) | ((unsigned long int) fsbuf->f_fsid.__val[1] << (8 * (sizeof (buf->f_fsid) - sizeof (fsbuf->f_fsid.__val[0]))))); diff --git a/sysdeps/unix/sysv/linux/sparc/sys/epoll.h b/sysdeps/unix/sysv/linux/sparc/sys/epoll.h index cc0ddef69e..9943f21383 100644 --- a/sysdeps/unix/sysv/linux/sparc/sys/epoll.h +++ b/sysdeps/unix/sysv/linux/sparc/sys/epoll.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2006, 2007, 2008 Free Software Foundation, Inc. +/* Copyright (C) 2002-2006, 2007, 2008, 2010 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 @@ -31,7 +31,7 @@ typedef __sigset_t sigset_t; #endif -/* Flags to be passed to epoll_create2. */ +/* Flags to be passed to epoll_create1. */ enum { EPOLL_CLOEXEC = 0x400000, @@ -101,8 +101,9 @@ __BEGIN_DECLS returned by epoll_create() should be closed with close(). */ extern int epoll_create (int __size) __THROW; -/* Same as epoll_create but with an additional FLAGS parameter. */ -extern int epoll_create2 (int __size, int __flags) __THROW; +/* Same as epoll_create but with an FLAGS parameter. The unused SIZE + parameter has been dropped. */ +extern int epoll_create1 (int __flags) __THROW; /* Manipulate an epoll instance "epfd". Returns 0 in case of success, diff --git a/sysdeps/unix/sysv/linux/sys/swap.h b/sysdeps/unix/sysv/linux/sys/swap.h index b6e7bef5d2..961006cbbe 100644 --- a/sysdeps/unix/sysv/linux/sys/swap.h +++ b/sysdeps/unix/sysv/linux/sys/swap.h @@ -1,5 +1,5 @@ /* Calls to enable and disable swapping on specified locations. Linux version. - Copyright (C) 1996, 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1996, 1998, 1999, 2010 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 @@ -28,6 +28,7 @@ #define SWAP_FLAG_PREFER 0x8000 /* Set if swap priority is specified. */ #define SWAP_FLAG_PRIO_MASK 0x7fff #define SWAP_FLAG_PRIO_SHIFT 0 +#define SWAP_FLAG_DISCARD 0x10000 /* Discard swap cluster after use. */ __BEGIN_DECLS diff --git a/sysdeps/unix/sysv/linux/ttyname.c b/sysdeps/unix/sysv/linux/ttyname.c index 69af6adc65..6cec3a9013 100644 --- a/sysdeps/unix/sysv/linux/ttyname.c +++ b/sysdeps/unix/sysv/linux/ttyname.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1991,92,93,1996-2002,2006,2009 Free Software Foundation, Inc. +/* Copyright (C) 1991-1993,1996-2002,2006,2009,2010 + 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 @@ -131,6 +132,9 @@ ttyname (int fd) if (__builtin_expect (__tcgetattr (fd, &term) < 0, 0)) return NULL; + if (__fxstat64 (_STAT_VER, fd, &st) < 0) + return NULL; + /* We try using the /proc filesystem. */ *_fitoa_word (fd, __stpcpy (procname, "/proc/self/fd/"), 10, 0) = '\0'; @@ -161,13 +165,32 @@ ttyname (int fd) { if ((size_t) len >= buflen) return NULL; + +#define UNREACHABLE_LEN strlen ("(unreachable)") + if (len > UNREACHABLE_LEN + && memcmp (ttyname_buf, "(unreachable)", UNREACHABLE_LEN) == 0) + { + memmove (ttyname_buf, ttyname_buf + UNREACHABLE_LEN, + len - UNREACHABLE_LEN); + len -= UNREACHABLE_LEN; + } + /* readlink need not terminate the string. */ ttyname_buf[len] = '\0'; - return ttyname_buf; - } - if (__fxstat64 (_STAT_VER, fd, &st) < 0) - return NULL; + /* Verify readlink result, fall back on iterating through devices. */ + if (ttyname_buf[0] == '/' + && __xstat64 (_STAT_VER, ttyname_buf, &st1) == 0 +#ifdef _STATBUF_ST_RDEV + && S_ISCHR (st1.st_mode) + && st1.st_rdev == st.st_rdev +#else + && st1.st_ino == st.st_ino + && st1.st_dev == st.st_dev +#endif + ) + return ttyname_buf; + } if (__xstat64 (_STAT_VER, "/dev/pts", &st1) == 0 && S_ISDIR (st1.st_mode)) { diff --git a/sysdeps/unix/sysv/linux/ttyname_r.c b/sysdeps/unix/sysv/linux/ttyname_r.c index cef8624dc6..2fa7503471 100644 --- a/sysdeps/unix/sysv/linux/ttyname_r.c +++ b/sysdeps/unix/sysv/linux/ttyname_r.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1991,92,93,1995-2001,2003,2006 Free Software Foundation, Inc. +/* Copyright (C) 1991-1993,1995-2001,2003,2006,2010 + 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 @@ -122,6 +123,9 @@ __ttyname_r (int fd, char *buf, size_t buflen) if (__builtin_expect (__tcgetattr (fd, &term) < 0, 0)) return errno; + if (__fxstat64 (_STAT_VER, fd, &st) < 0) + return errno; + /* We try using the /proc filesystem. */ *_fitoa_word (fd, __stpcpy (procname, "/proc/self/fd/"), 10, 0) = '\0'; @@ -145,12 +149,30 @@ __ttyname_r (int fd, char *buf, size_t buflen) #endif , 1)) { +#define UNREACHABLE_LEN strlen ("(unreachable)") + if (ret > UNREACHABLE_LEN + && memcmp (buf, "(unreachable)", UNREACHABLE_LEN) == 0) + { + memmove (buf, buf + UNREACHABLE_LEN, ret - UNREACHABLE_LEN); + ret -= UNREACHABLE_LEN; + } + + /* readlink need not terminate the string. */ buf[ret] = '\0'; - return 0; - } - if (__fxstat64 (_STAT_VER, fd, &st) < 0) - return errno; + /* Verify readlink result, fall back on iterating through devices. */ + if (buf[0] == '/' + && __xstat64 (_STAT_VER, buf, &st1) == 0 +#ifdef _STATBUF_ST_RDEV + && S_ISCHR (st1.st_mode) + && st1.st_rdev == st.st_rdev +#else + && st1.st_ino == st.st_ino + && st1.st_dev == st.st_dev +#endif + ) + return 0; + } /* Prepare the result buffer. */ memcpy (buf, "/dev/pts/", sizeof ("/dev/pts/")); diff --git a/sysdeps/unix/sysv/linux/x86_64/____longjmp_chk.S b/sysdeps/unix/sysv/linux/x86_64/____longjmp_chk.S index 5e11540fd4..da35115b9f 100644 --- a/sysdeps/unix/sysv/linux/x86_64/____longjmp_chk.S +++ b/sysdeps/unix/sysv/linux/x86_64/____longjmp_chk.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001,2004,2005,2006,2009 Free Software Foundation, Inc. +/* Copyright (C) 2001,2004,2005,2006,2009,2010 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 @@ -49,9 +49,9 @@ longjmp_msg: .text ENTRY(____longjmp_chk) /* Restore registers. */ - movq (JB_RSP*8)(%rdi),%r8 - movq (JB_RBP*8)(%rdi),%r9 - movq (JB_PC*8)(%rdi),%rdx + movq (JB_RSP*8)(%rdi), %r8 + movq (JB_RBP*8)(%rdi), %r9 + movq (JB_PC*8)(%rdi), %rdx #ifdef PTR_DEMANGLE PTR_DEMANGLE (%r8) PTR_DEMANGLE (%r9) @@ -63,7 +63,9 @@ ENTRY(____longjmp_chk) /* Save function parameters. */ movq %rdi, %r10 - movl %esi, %ecx + cfi_register (%rdi, %r10) + movl %esi, %ebx + cfi_register (%rsi, %rbx) xorl %edi, %edi leaq -24(%rsp), %rsi @@ -84,7 +86,9 @@ ENTRY(____longjmp_chk) .Lfail: CALL_FAIL .Lok2: movq %r10, %rdi - movl %ecx, %esi + cfi_restore (%rdi) + movl %ebx, %esi + cfi_restore (%rsi) .Lok: /* We add unwind information for the target here. */ cfi_def_cfa(%rdi, 0) @@ -96,11 +100,11 @@ ENTRY(____longjmp_chk) cfi_offset(%r13,JB_R13*8) cfi_offset(%r14,JB_R14*8) cfi_offset(%r15,JB_R15*8) - movq (JB_RBX*8)(%rdi),%rbx - movq (JB_R12*8)(%rdi),%r12 - movq (JB_R13*8)(%rdi),%r13 - movq (JB_R14*8)(%rdi),%r14 - movq (JB_R15*8)(%rdi),%r15 + movq (JB_RBX*8)(%rdi), %rbx + movq (JB_R12*8)(%rdi), %r12 + movq (JB_R13*8)(%rdi), %r13 + movq (JB_R14*8)(%rdi), %r14 + movq (JB_R15*8)(%rdi), %r15 /* Set return value for setjmp. */ movl %esi, %eax movq %r8,%rsp diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h index 3dcbf9c317..6f3ad0de4f 100644 --- a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h +++ b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h @@ -1,5 +1,5 @@ /* Definitions for POSIX memory map interface. Linux/x86_64 version. - Copyright (C) 2001, 2003, 2005, 2006, 2009 Free Software Foundation, Inc. + Copyright (C) 2001,2003,2005,2006,2009,2010 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 @@ -65,6 +65,7 @@ # define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */ # define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ # define MAP_STACK 0x20000 /* Allocation is for a stack. */ +# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ #endif /* Flags to `msync'. */ diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h b/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h index 234798e4b8..d799c845c1 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h +++ b/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc. +/* Copyright (C) 2002-2008, 2010 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 @@ -31,7 +31,7 @@ typedef __sigset_t sigset_t; #endif -/* Flags to be passed to epoll_create2. */ +/* Flags to be passed to epoll_create1. */ enum { EPOLL_CLOEXEC = 02000000, diff --git a/sysdeps/x86_64/bits/byteswap.h b/sysdeps/x86_64/bits/byteswap.h index 08b38e8523..e350fb8063 100644 --- a/sysdeps/x86_64/bits/byteswap.h +++ b/sysdeps/x86_64/bits/byteswap.h @@ -1,5 +1,5 @@ /* Macros to swap the order of bytes in integer values. - Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007, 2008 + Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007, 2008, 2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -29,12 +29,12 @@ /* Swap bytes in 16 bit value. */ #define __bswap_constant_16(x) \ - ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)) + ((unsigned short int) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))) #if defined __GNUC__ && __GNUC__ >= 2 # define __bswap_16(x) \ (__extension__ \ - ({ register unsigned short int __v, __x = (x); \ + ({ register unsigned short int __v, __x = (unsigned short int) (x); \ if (__builtin_constant_p (__x)) \ __v = __bswap_constant_16 (__x); \ else \ @@ -47,7 +47,8 @@ /* This is better than nothing. */ # define __bswap_16(x) \ (__extension__ \ - ({ register unsigned short int __x = (x); __bswap_constant_16 (__x); })) + ({ register unsigned short int __x = (unsigned short int) (x); \ + __bswap_constant_16 (__x); })) #endif @@ -120,16 +121,16 @@ # define __bswap_64(x) \ (__extension__ \ ({ union { __extension__ unsigned long long int __ll; \ - unsigned int __l[2]; } __w, __r; \ - if (__builtin_constant_p (x)) \ - __r.__ll = __bswap_constant_64 (x); \ - else \ - { \ - __w.__ll = (x); \ - __r.__l[0] = __bswap_32 (__w.__l[1]); \ - __r.__l[1] = __bswap_32 (__w.__l[0]); \ - } \ - __r.__ll; })) + unsigned int __l[2]; } __w, __r; \ + if (__builtin_constant_p (x)) \ + __r.__ll = __bswap_constant_64 (x); \ + else \ + { \ + __w.__ll = (x); \ + __r.__l[0] = __bswap_32 (__w.__l[1]); \ + __r.__l[1] = __bswap_32 (__w.__l[0]); \ + } \ + __r.__ll; })) # endif #endif diff --git a/sysdeps/x86_64/cacheinfo.c b/sysdeps/x86_64/cacheinfo.c index 54220379ec..eae54e725a 100644 --- a/sysdeps/x86_64/cacheinfo.c +++ b/sysdeps/x86_64/cacheinfo.c @@ -455,13 +455,21 @@ __cache_sysconf (int name) /* Data cache size for use in memory and string routines, typically - L1 size. */ + L1 size, rounded to multiple of 256 bytes. */ long int __x86_64_data_cache_size_half attribute_hidden = 32 * 1024 / 2; long int __x86_64_data_cache_size attribute_hidden = 32 * 1024; +/* Similar to __x86_64_data_cache_size_half, but not rounded. */ +long int __x86_64_raw_data_cache_size_half attribute_hidden = 32 * 1024 / 2; +/* Similar to __x86_64_data_cache_size, but not rounded. */ +long int __x86_64_raw_data_cache_size attribute_hidden = 32 * 1024; /* Shared cache size for use in memory and string routines, typically - L2 or L3 size. */ + L2 or L3 size, rounded to multiple of 256 bytes. */ long int __x86_64_shared_cache_size_half attribute_hidden = 1024 * 1024 / 2; long int __x86_64_shared_cache_size attribute_hidden = 1024 * 1024; +/* Similar to __x86_64_shared_cache_size_half, but not rounded. */ +long int __x86_64_raw_shared_cache_size_half attribute_hidden = 1024 * 1024 / 2; +/* Similar to __x86_64_shared_cache_size, but not rounded. */ +long int __x86_64_raw_shared_cache_size attribute_hidden = 1024 * 1024; #ifndef DISABLE_PREFETCHW /* PREFETCHW support flag for use in memory and string routines. */ @@ -661,12 +669,20 @@ init_cacheinfo (void) if (data > 0) { + __x86_64_raw_data_cache_size_half = data / 2; + __x86_64_raw_data_cache_size = data; + /* Round data cache size to multiple of 256 bytes. */ + data = data & ~255L; __x86_64_data_cache_size_half = data / 2; __x86_64_data_cache_size = data; } if (shared > 0) { + __x86_64_raw_shared_cache_size_half = shared / 2; + __x86_64_raw_shared_cache_size = shared; + /* Round shared cache size to multiple of 256 bytes. */ + shared = shared & ~255L; __x86_64_shared_cache_size_half = shared / 2; __x86_64_shared_cache_size = shared; } diff --git a/sysdeps/x86_64/multiarch/strchr.S b/sysdeps/x86_64/multiarch/strchr.S index 27eead9852..71845a35fe 100644 --- a/sysdeps/x86_64/multiarch/strchr.S +++ b/sysdeps/x86_64/multiarch/strchr.S @@ -1,5 +1,5 @@ /* strchr with SSE4.2 - Copyright (C) 2009 Free Software Foundation, Inc. + Copyright (C) 2009, 2010 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 @@ -87,13 +87,13 @@ __strchr_sse42: pxor %xmm2, %xmm2 movd %esi, %xmm1 movl %edi, %ecx + pshufb %xmm2, %xmm1 andl $15, %ecx movq %rdi, %r8 je L(aligned_start) /* Handle unaligned string. */ andq $-16, %r8 - pshufb %xmm2, %xmm1 movdqa (%r8), %xmm0 pcmpeqb %xmm0, %xmm2 pcmpeqb %xmm1, %xmm0 @@ -1,4 +1,4 @@ /* This file just defines the current version number of libc. */ #define RELEASE "stable" -#define VERSION "2.12.1" +#define VERSION "2.12.2" diff --git a/wcsmbs/bits/wchar2.h b/wcsmbs/bits/wchar2.h index 2ec4ce17e0..c38eaa3549 100644 --- a/wcsmbs/bits/wchar2.h +++ b/wcsmbs/bits/wchar2.h @@ -1,5 +1,5 @@ /* Checking macros for wchar functions. - Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2005, 2006, 2007, 2010 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 @@ -60,15 +60,13 @@ extern wchar_t *__REDIRECT_NTH (__wmemmove_alias, (wchar_t *__s1, __const wchar_t *__s2, size_t __n), wmemmove); extern wchar_t *__REDIRECT_NTH (__wmemmove_chk_warn, - (wchar_t *__restrict __s1, - __const wchar_t *__restrict __s2, size_t __n, - size_t __ns1), __wmemmove_chk) + (wchar_t *__s1, __const wchar_t *__s2, + size_t __n, size_t __ns1), __wmemmove_chk) __warnattr ("wmemmove called with length bigger than size of destination " "buffer"); __extern_always_inline wchar_t * -__NTH (wmemmove (wchar_t *__restrict __s1, __const wchar_t *__restrict __s2, - size_t __n)) +__NTH (wmemmove (wchar_t *__s1, __const wchar_t *__s2, size_t __n)) { if (__bos0 (__s1) != (size_t) -1) { @@ -129,7 +127,7 @@ extern wchar_t *__REDIRECT_NTH (__wmemset_chk_warn, "buffer"); __extern_always_inline wchar_t * -__NTH (wmemset (wchar_t *__restrict __s, wchar_t __c, size_t __n)) +__NTH (wmemset (wchar_t *__s, wchar_t __c, size_t __n)) { if (__bos0 (__s) != (size_t) -1) { @@ -152,7 +150,7 @@ extern wchar_t *__REDIRECT_NTH (__wcscpy_alias, __const wchar_t *__restrict __src), wcscpy); __extern_always_inline wchar_t * -__NTH (wcscpy (wchar_t *__dest, __const wchar_t *__src)) +__NTH (wcscpy (wchar_t *__restrict __dest, __const wchar_t *__restrict __src)) { if (__bos (__dest) != (size_t) -1) return __wcscpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); @@ -160,14 +158,15 @@ __NTH (wcscpy (wchar_t *__dest, __const wchar_t *__src)) } -extern wchar_t *__wcpcpy_chk (wchar_t *__dest, __const wchar_t *__src, +extern wchar_t *__wcpcpy_chk (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, size_t __destlen) __THROW; -extern wchar_t *__REDIRECT_NTH (__wcpcpy_alias, (wchar_t *__dest, - __const wchar_t *__src), - wcpcpy); +extern wchar_t *__REDIRECT_NTH (__wcpcpy_alias, + (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src), wcpcpy); __extern_always_inline wchar_t * -__NTH (wcpcpy (wchar_t *__dest, __const wchar_t *__src)) +__NTH (wcpcpy (wchar_t *__restrict __dest, __const wchar_t *__restrict __src)) { if (__bos (__dest) != (size_t) -1) return __wcpcpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); @@ -190,7 +189,8 @@ extern wchar_t *__REDIRECT_NTH (__wcsncpy_chk_warn, "buffer"); __extern_always_inline wchar_t * -__NTH (wcsncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +__NTH (wcsncpy (wchar_t *__restrict __dest, __const wchar_t *__restrict __src, + size_t __n)) { if (__bos (__dest) != (size_t) -1) { @@ -220,7 +220,8 @@ extern wchar_t *__REDIRECT_NTH (__wcpncpy_chk_warn, "buffer"); __extern_always_inline wchar_t * -__NTH (wcpncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +__NTH (wcpncpy (wchar_t *__restrict __dest, __const wchar_t *__restrict __src, + size_t __n)) { if (__bos (__dest) != (size_t) -1) { @@ -243,7 +244,7 @@ extern wchar_t *__REDIRECT_NTH (__wcscat_alias, __const wchar_t *__restrict __src), wcscat); __extern_always_inline wchar_t * -__NTH (wcscat (wchar_t *__dest, __const wchar_t *__src)) +__NTH (wcscat (wchar_t *__restrict __dest, __const wchar_t *__restrict __src)) { if (__bos (__dest) != (size_t) -1) return __wcscat_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); @@ -260,7 +261,8 @@ extern wchar_t *__REDIRECT_NTH (__wcsncat_alias, size_t __n), wcsncat); __extern_always_inline wchar_t * -__NTH (wcsncat (wchar_t *__dest, __const wchar_t *__src, size_t __n)) +__NTH (wcsncat (wchar_t *__restrict __dest, __const wchar_t *__restrict __src, + size_t __n)) { if (__bos (__dest) != (size_t) -1) return __wcsncat_chk (__dest, __src, __n, @@ -428,14 +430,16 @@ fgetws_unlocked (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream) #endif -extern size_t __wcrtomb_chk (char *__s, wchar_t __wchar, mbstate_t *__p, - size_t __buflen) __THROW __wur; +extern size_t __wcrtomb_chk (char *__restrict __s, wchar_t __wchar, + mbstate_t *__restrict __p, + size_t __buflen) __THROW __wur; extern size_t __REDIRECT_NTH (__wcrtomb_alias, (char *__restrict __s, wchar_t __wchar, mbstate_t *__restrict __ps), wcrtomb) __wur; __extern_always_inline __wur size_t -__NTH (wcrtomb (char *__s, wchar_t __wchar, mbstate_t *__ps)) +__NTH (wcrtomb (char *__restrict __s, wchar_t __wchar, + mbstate_t *__restrict __ps)) { /* We would have to include <limits.h> to get a definition of MB_LEN_MAX. But this would only disturb the namespace. So we define our own diff --git a/wcsmbs/wchar.h b/wcsmbs/wchar.h index 061b105be8..5f341f3991 100644 --- a/wcsmbs/wchar.h +++ b/wcsmbs/wchar.h @@ -555,17 +555,17 @@ extern float wcstof_l (__const wchar_t *__restrict __nptr, extern long double wcstold_l (__const wchar_t *__restrict __nptr, wchar_t **__restrict __endptr, __locale_t __loc) __THROW; -#endif /* GNU */ -#ifdef __USE_XOPEN2K8 /* Copy SRC to DEST, returning the address of the terminating L'\0' in DEST. */ -extern wchar_t *wcpcpy (wchar_t *__dest, __const wchar_t *__src) __THROW; +extern wchar_t *wcpcpy (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src) __THROW; /* Copy no more than N characters of SRC to DEST, returning the address of the last character written into DEST. */ -extern wchar_t *wcpncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n) +extern wchar_t *wcpncpy (wchar_t *__restrict __dest, + __const wchar_t *__restrict __src, size_t __n) __THROW; #endif /* use GNU */ |