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authorJakub Jelinek <jakub@redhat.com>2004-11-26 13:48:49 +0000
committerJakub Jelinek <jakub@redhat.com>2004-11-26 13:48:49 +0000
commitf94203900a978cda33df395c36827a17d171f98e (patch)
treef60c591eb4acb7c1ca6977b86b1b86e3fecd8532
parent945a6124b6aa3047e3d144da4fb47cbbf5da70ee (diff)
Updated to fedora-glibc-20041126T1318cvs/fedora-glibc-2_3_3-85
-rw-r--r--ChangeLog57
-rw-r--r--dlfcn/dlfcn.h2
-rw-r--r--fedora/branch.mk4
-rw-r--r--fedora/glibc.spec.in17
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h16
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h16
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h16
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h16
-rw-r--r--nptl/ChangeLog9
-rw-r--r--nptl/Makefile1
-rw-r--r--nptl/Versions2
-rw-r--r--nptl/allocatestack.c2
-rw-r--r--nptl/pthread_setschedprio.c66
-rw-r--r--nptl/sysdeps/pthread/pthread.h4
-rw-r--r--nptl/sysdeps/unix/sysv/linux/bits/posix_opt.h16
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h16
-rw-r--r--nptl/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h16
-rw-r--r--nptl/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h16
-rw-r--r--nptl/sysdeps/x86_64/Makefile9
-rw-r--r--posix/Makefile21
-rw-r--r--posix/PCRE.tests19
-rw-r--r--posix/confstr.c193
-rw-r--r--posix/getconf.c73
-rw-r--r--posix/getconf.speclist.h15
-rw-r--r--posix/regcomp.c79
-rw-r--r--posix/regex_internal.c25
-rw-r--r--posix/regex_internal.h2
-rw-r--r--stdlib/stdlib.h4
-rw-r--r--sysdeps/generic/bits/environments.h5
-rw-r--r--sysdeps/generic/unsecvars.h1
-rw-r--r--sysdeps/posix/sysconf.c43
-rw-r--r--sysdeps/unix/bsd/bsd4.4/freebsd/bits/environments.h72
-rw-r--r--sysdeps/unix/sysv/linux/i386/bits/environments.h62
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/bits/environments.h87
-rw-r--r--sysdeps/unix/sysv/linux/s390/bits/environments.h87
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/environments.h87
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/bits/environments.h87
37 files changed, 1140 insertions, 123 deletions
diff --git a/ChangeLog b/ChangeLog
index 4240be3c81..46387f69ff 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,60 @@
+2004-11-26 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/generic/unsecvars.h (UNSECURE_ENVVARS): Add GETCONF_DIR.
+
+ * posix/Makefile (generated: Add getconf.speclist.
+ ($(inst_libexecdir)/getconf): Use getconf.speclist instead of
+ getconf output.
+ ($(objpfx)getconf.speclist): New rule.
+ * posix/getconf.speclist.h: New file.
+
+2004-11-26 Jakub Jelinek <jakub@redhat.com>
+
+ * posix/Makefile (install-others): Add $(inst_libexecdir)/getconf.
+ (CFLAGS-sysconf.c): Add -D_GETCONF_DIR.
+ (CFLAGS-getconf.c): New.
+ ($(inst_libexecdir)/getconf): New.
+ * posix/confstr.c (confstr): Use __sysconf to query specifications
+ that don't have _POSIX_V6_* macros defined. Use __*_{C,LD}FLAGS
+ macros defined in bits/environments.h.
+ * sysdeps/posix/sysconf.c: Include stdlib.h, string.h and
+ sys/stat.h.
+ (__sysconf_check_spec): New routine.
+ (__sysconf): Use it.
+ * posix/getconf.c (specs): Change into structure array.
+ (main): If -v is not given, try to get default from
+ $(libexecdir)/getconf/default. If specification is not
+ supported by this getconf, try to execute
+ $(libexecdir)/getconf/$(specification).
+ * sysdeps/unix/bsd/bsd4.4/freebsd/bits/environments.h: New file.
+ * sysdeps/unix/sysv/linux/s390/bits/environments.h: New file.
+ * sysdeps/unix/sysv/linux/powerpc/bits/environments.h: New file.
+ * sysdeps/unix/sysv/linux/sparc/bits/environments.h: New file.
+ * sysdeps/unix/sysv/linux/i386/bits/environments.h: New file.
+ * sysdeps/unix/sysv/linux/x86_64/bits/environments.h: New file.
+ * sysdeps/generic/bits/environments.h (__ILP32_OFFBIG_CFLAGS):
+ Define.
+
+ * stdlib/stdlib.h (setenv): Use nonnull only for second argument.
+ (unsetenv): Remove.
+
+2004-11-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * posix/regcomp.c (analyze_tree): Always call calc_epsdest.
+ (calc_inveclosure): Use re_node_set_insert_last.
+ (parse_dup_op): Lower X{1,5} to (X(X(X(XX?)?)?)?)?
+ rather than X?X?X?X?X?.
+ * posix/regex_internal.h (re_node_set_insert_last): New declaration.
+ * posix/regex_internal.c (re_node_set_insert_last): New function.
+ * posix/PCRE.tests: Add testcases.
+
+2004-11-25 Ulrich Drepper <drepper@redhat.com>
+
+ * dlfcn/dlfcn.h: Remove nonnull attribute from dlopen.
+
+ * posix/confstr.c (confstr): Return appropriate strings for
+ _CS_LFS_LINTFLAGS, _CS_LFS64_CFLAGS, and _CS_LFS64_LINTFLAGS.
+
2004-11-05 Maciej W. Rozycki <macro@mips.com>
* sysdeps/mips/dl-machine.h: Include <sgidefs.h>. Use _ABIO32,
diff --git a/dlfcn/dlfcn.h b/dlfcn/dlfcn.h
index c3943b3250..42c25b8b63 100644
--- a/dlfcn/dlfcn.h
+++ b/dlfcn/dlfcn.h
@@ -54,7 +54,7 @@ __BEGIN_DECLS
/* Open the shared object FILE and map it in; return a handle that can be
passed to `dlsym' to get symbol values from it. */
-extern void *dlopen (__const char *__file, int __mode) __THROW __nonnull ((1));
+extern void *dlopen (__const char *__file, int __mode) __THROW;
/* Unmap and close a shared object opened by `dlopen'.
The handle cannot be used again after calling `dlclose'. */
diff --git a/fedora/branch.mk b/fedora/branch.mk
index 689614472b..f9802a9166 100644
--- a/fedora/branch.mk
+++ b/fedora/branch.mk
@@ -1,5 +1,5 @@
# This file is updated automatically by Makefile.
glibc-branch := fedora
glibc-base := HEAD
-fedora-sync-date := 2004-11-24 07:41 UTC
-fedora-sync-tag := fedora-glibc-20041124T0741
+fedora-sync-date := 2004-11-26 13:18 UTC
+fedora-sync-tag := fedora-glibc-20041126T1318
diff --git a/fedora/glibc.spec.in b/fedora/glibc.spec.in
index 8b496b3c5e..d27fe6e4f2 100644
--- a/fedora/glibc.spec.in
+++ b/fedora/glibc.spec.in
@@ -1,4 +1,4 @@
-%define glibcrelease 84
+%define glibcrelease 85
%define auxarches i586 i686 athlon sparcv9 alphaev6
%define prelinkarches noarch
%define nptlarches i386 i686 athlon x86_64 ia64 s390 s390x sparcv9 ppc ppc64
@@ -98,7 +98,7 @@ Prereq: /sbin/install-info
Obsoletes: libc-debug, libc-headers, libc-devel, linuxthreads-devel
Obsoletes: glibc-debug
Prereq: %{name}-headers
-Requires: %{name}-headers = %{version}, %{name} = %{version}
+Requires: %{name}-headers = %{version}-%{release}, %{name} = %{version}
%ifarch %{ix86}
# Earlier gcc's had atexit reference in crtendS.o, which does not
# work with this glibc where atexit is in libc_nonshared.a
@@ -1205,6 +1205,9 @@ rm -f *.filelist*
%files -f headers.filelist headers
%defattr(-,root,root)
+%ifarch %{nptlarches}
+%{_prefix}/include/nptl
+%endif
%files -f profile.filelist profile
%defattr(-,root,root)
@@ -1231,7 +1234,6 @@ rm -f *.filelist*
%ifarch %{nptlarches}
%files -n nptl-devel
%defattr(-,root,root)
-%{_prefix}/include/nptl
%{_prefix}/%{_lib}/nptl
%endif
@@ -1256,6 +1258,15 @@ rm -f *.filelist*
%endif
%changelog
+* Fri Nov 26 2004 Jakub Jelinek <jakub@redhat.com> 2.3.3-85
+- update from CVS
+ - support -v specification in getconf
+ - fix sysconf (_SC_LFS64_CFLAGS) etc.
+ - avoid thread stack aliasing issues on EM64T (#140803)
+- move %{_prefix}/include/nptl headers from nptl-devel
+ to glibc-headers, so that even NPTL specific programs
+ can be built bi-arch without problems
+
* Wed Nov 24 2004 Jakub Jelinek <jakub@redhat.com> 2.3.3-84
- update from CVS
- fix memory leak in getaddrinfo if using nscd (#139559)
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h b/linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h
index 1a0f4e0142..6a7a8c3532 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h
+++ b/linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h
@@ -141,4 +141,20 @@
/* The clock selection interfaces are not available. */
#define _POSIX_CLOCK_SELECTION -1
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h b/linuxthreads/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
index 9c8e706d12..98ea45644d 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
+++ b/linuxthreads/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
@@ -147,4 +147,20 @@
/* The clock selection interfaces are not available. */
#define _POSIX_CLOCK_SELECTION -1
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h b/linuxthreads/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
index 0b18959f3a..4c32379e0e 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
+++ b/linuxthreads/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
@@ -147,4 +147,20 @@
/* The clock selection interfaces are not available. */
#define _POSIX_CLOCK_SELECTION -1
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
index d4be569168..0e4b565608 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
+++ b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
@@ -147,4 +147,20 @@
/* The clock selection interfaces are not available. */
#define _POSIX_CLOCK_SELECTION -1
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index d95330d2b3..a0ece15297 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,12 @@
+2004-11-24 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/x86_64/Makefile [nptl]: Define CFLAGS-pthread_create.c.
+
+ * Makefile (libpthread-routines): Add pthread_setschedprio.
+ * Versions [libpthread, GLIBC_2.3.4]: Add pthread_setschedprio.
+ * sysdeps/pthread/pthread.h: Declare pthread_setschedprio.
+ * pthread_setschedprio.c: New file.
+
2004-11-20 Jakub Jelinek <jakub@redhat.com>
* pthread_create.c (pthread_cancel): Add PTHREAD_STATIC_FN_REQUIRE.
diff --git a/nptl/Makefile b/nptl/Makefile
index 50156895bc..7152144609 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -36,6 +36,7 @@ libpthread-routines = init vars events version \
pthread_self pthread_equal pthread_yield \
pthread_getconcurrency pthread_setconcurrency \
pthread_getschedparam pthread_setschedparam \
+ pthread_setschedprio \
pthread_attr_init pthread_attr_destroy \
pthread_attr_getdetachstate pthread_attr_setdetachstate \
pthread_attr_getguardsize pthread_attr_setguardsize \
diff --git a/nptl/Versions b/nptl/Versions
index 7e8ac9e271..79bf190c3a 100644
--- a/nptl/Versions
+++ b/nptl/Versions
@@ -228,6 +228,8 @@ libpthread {
# New affinity interfaces.
pthread_getaffinity_np; pthread_setaffinity_np;
pthread_attr_getaffinity_np; pthread_attr_setaffinity_np;
+
+ pthread_setschedprio;
}
GLIBC_PRIVATE {
diff --git a/nptl/allocatestack.c b/nptl/allocatestack.c
index 89a034e0ec..8875209a11 100644
--- a/nptl/allocatestack.c
+++ b/nptl/allocatestack.c
@@ -417,7 +417,7 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp,
pd = get_cached_stack (&size, &mem);
if (pd == NULL)
{
- /* To avoid aliasing effects on a larger scale then pages we
+ /* To avoid aliasing effects on a larger scale than pages we
adjust the allocated stack size if necessary. This way
allocations directly following each other will not have
aliasing problems. */
diff --git a/nptl/pthread_setschedprio.c b/nptl/pthread_setschedprio.c
new file mode 100644
index 0000000000..063f5232f5
--- /dev/null
+++ b/nptl/pthread_setschedprio.c
@@ -0,0 +1,66 @@
+/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ 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 <sched.h>
+#include <string.h>
+#include <sched.h>
+#include "pthreadP.h"
+#include <lowlevellock.h>
+
+
+int
+pthread_setschedprio (threadid, prio)
+ pthread_t threadid;
+ int prio;
+{
+ struct pthread *pd = (struct pthread *) threadid;
+
+ /* Make sure the descriptor is valid. */
+ if (INVALID_TD_P (pd))
+ /* Not a valid thread handle. */
+ return ESRCH;
+
+ int result = 0;
+ struct sched_param param;
+ param.sched_priority = prio;
+
+ /* We have to handle cancellation in the following code since we are
+ locking another threads desriptor. */
+ pthread_cleanup_push ((void (*) (void *)) lll_unlock_wake_cb, &pd->lock);
+
+ lll_lock (pd->lock);
+
+ /* Try to set the scheduler information. */
+ if (__builtin_expect (sched_setparam (pd->tid, &param) == -1, 0))
+ result = errno;
+ else
+ {
+ /* We succeeded changing the kernel information. Reflect this
+ change in the thread descriptor. */
+ memcpy (&pd->schedparam, &param, sizeof (struct sched_param));
+ pd->flags |= ATTR_FLAG_SCHED_SET;
+ }
+
+ lll_unlock (pd->lock);
+
+ pthread_cleanup_pop (0);
+
+ return result;
+}
diff --git a/nptl/sysdeps/pthread/pthread.h b/nptl/sysdeps/pthread/pthread.h
index 27666483d9..5046a6976b 100644
--- a/nptl/sysdeps/pthread/pthread.h
+++ b/nptl/sysdeps/pthread/pthread.h
@@ -373,6 +373,10 @@ extern int pthread_getschedparam (pthread_t __target_thread,
struct sched_param *__restrict __param)
__THROW;
+/* Set the scheduling priority for TARGET_THREAD. */
+extern int pthread_setschedprio (pthread_t __target_thread, int __prio)
+ __THROW;
+
#ifdef __USE_UNIX98
/* Determine level of concurrency. */
diff --git a/nptl/sysdeps/unix/sysv/linux/bits/posix_opt.h b/nptl/sysdeps/unix/sysv/linux/bits/posix_opt.h
index b0a117a200..5d84a25486 100644
--- a/nptl/sysdeps/unix/sysv/linux/bits/posix_opt.h
+++ b/nptl/sysdeps/unix/sysv/linux/bits/posix_opt.h
@@ -138,4 +138,20 @@
/* The clock selection interfaces are available. */
#define _POSIX_CLOCK_SELECTION 200112L
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h b/nptl/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
index 6c138f3ae5..e0f02b0544 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
+++ b/nptl/sysdeps/unix/sysv/linux/i386/bits/posix_opt.h
@@ -144,4 +144,20 @@
/* The clock selection interfaces are available. */
#define _POSIX_CLOCK_SELECTION 200112L
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h b/nptl/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
index 2b5a3e6db8..07753c3535 100644
--- a/nptl/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
+++ b/nptl/sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h
@@ -144,4 +144,20 @@
/* The clock selection interfaces are available. */
#define _POSIX_CLOCK_SELECTION 200112L
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
index 2b5a3e6db8..07753c3535 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h
@@ -144,4 +144,20 @@
/* The clock selection interfaces are available. */
#define _POSIX_CLOCK_SELECTION 200112L
+/* Advisory information interfaces are available. */
+#define _POSIX_ADVISORY_INFO 200112L
+
+/* Neither process nor thread sporadic server interfaces is available. */
+#define _POSIX_SPORADIC_SERVER -1
+#define _POSIX_THREAD_SPORADIC_SERVER -1
+
+/* trace.h is not available. */
+#define _POSIX_TRACE -1
+#define _POSIX_TRACE_EVENT_FILTER -1
+#define _POSIX_TRACE_INHERIT -1
+#define _POSIX_TRACE_LOG -1
+
+/* Typed memory objects are not available. */
+#define _POSIX_TYPED_MEMORY_OBJECTS -1
+
#endif /* posix_opt.h */
diff --git a/nptl/sysdeps/x86_64/Makefile b/nptl/sysdeps/x86_64/Makefile
index 24990a2b7e..6e24a26cde 100644
--- a/nptl/sysdeps/x86_64/Makefile
+++ b/nptl/sysdeps/x86_64/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+# Copyright (C) 2002, 2003, 2004 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
@@ -19,3 +19,10 @@
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
+
+ifeq ($(subdir),nptl)
+# P4s have problems with 4M aliasing. We disturb the allocation of stacks
+# just enough so the subsequent allocations do not use stack address
+# (mod 4M) == 0.
+CFLAGS-pthread_create.c += -DMULTI_PAGE_ALIASING=65536
+endif
diff --git a/posix/Makefile b/posix/Makefile
index c89cfc0b41..5a3534a6ad 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -91,6 +91,7 @@ tests += wordexp-test tst-exec tst-spawn
endif
others := getconf
install-bin := getconf
+install-others := $(inst_libexecdir)/getconf
before-compile := testcases.h ptestcases.h
@@ -101,7 +102,8 @@ generated := $(addprefix wordexp-test-result, 1 2 3 4 5 6 7 8 9 10) \
bug-regex21-mem bug-regex21.mtrace \
tst-rxspencer-mem tst-rxspencer.mtrace tst-getconf.out \
tst-pcre-mem tst-pcre.mtrace tst-boost-mem tst-boost.mtrace \
- bug-ga2.mtrace bug-ga2-mem bug-glob2.mtrace bug-glob2-mem
+ bug-ga2.mtrace bug-ga2-mem bug-glob2.mtrace bug-glob2-mem \
+ getconf.speclist
include ../Rules
@@ -138,7 +140,7 @@ CFLAGS-waitid.c = -fexceptions
CFLAGS-waitpid.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-getopt.c = -fexceptions
CFLAGS-wordexp.c = -fexceptions
-CFLAGS-sysconf.c = -fexceptions
+CFLAGS-sysconf.c = -fexceptions -DGETCONF_DIR='"$(libexecdir)/getconf"'
CFLAGS-pathconf.c = -fexceptions
CFLAGS-fpathconf.c = -fexceptions
CFLAGS-spawn.c = -fexceptions
@@ -147,6 +149,7 @@ CFLAGS-spawni.c = -fexceptions
CFLAGS-pause.c = -fexceptions
CFLAGS-glob.c = $(uses-callbacks) -fexceptions
CFLAGS-glob64.c = $(uses-callbacks) -fexceptions
+CFLAGS-getconf.c = -DGETCONF_DIR='"$(libexecdir)/getconf"'
tstgetopt-ARGS = -a -b -cfoobar --required foobar --optional=bazbug \
--none random --col --color --colour
@@ -260,3 +263,17 @@ bug-glob2-ENV = MALLOC_TRACE=$(objpfx)bug-glob2.mtrace
$(objpfx)bug-glob2-mem: $(objpfx)bug-glob2.out
$(common-objpfx)malloc/mtrace $(objpfx)bug-glob2.mtrace > $@
+
+$(inst_libexecdir)/getconf: $(objpfx)getconf $(objpfx)getconf.speclist FORCE
+ $(addprefix $(..)./scripts/mkinstalldirs ,\
+ $(filter-out $(wildcard $@),$@))
+ for spec in `cat $(objpfx)getconf.speclist`; do \
+ $(INSTALL_PROGRAM) $< $@/$$spec.new; \
+ mv -f $@/$$spec.new $@/$$spec; \
+ done
+
+$(objpfx)getconf.speclist: getconf.speclist.h
+ $(CC) -E $(CFLAGS) $(CPPFLAGS) $< \
+ | sed -n -e '/START_OF_STRINGS/,$${/_POSIX_V6_/{s/^[^"]*"//;s/".*$$//;p}}' \
+ > $@.new
+ mv -f $@.new $@
diff --git a/posix/PCRE.tests b/posix/PCRE.tests
index 7ea5b9e70c..0fb9cadafc 100644
--- a/posix/PCRE.tests
+++ b/posix/PCRE.tests
@@ -2365,3 +2365,22 @@ No match
0: bc123bc
1: bc
2: bc
+
+/^a{2,5}$/
+ aa
+ 0: aa
+ aaa
+ 0: aaa
+ aaaa
+ 0: aaaa
+ aaaaa
+ 0: aaaaa
+ *** Failers
+No match
+ a
+No match
+ b
+No match
+ aaaaab
+No match
+ aaaaaa
diff --git a/posix/confstr.c b/posix/confstr.c
index 212ec72311..6b0dcf0c20 100644
--- a/posix/confstr.c
+++ b/posix/confstr.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991,96,97,2000-2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996, 1997, 2000-2002, 2003, 2004
+ 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
@@ -32,8 +33,8 @@ confstr (name, buf, len)
char *buf;
size_t len;
{
- const char *string;
- size_t string_len;
+ const char *string = "";
+ size_t string_len = 1;
switch (name)
{
@@ -54,66 +55,175 @@ confstr (name, buf, len)
Currently this means all environment which the system allows. */
{
- static const char restenvs[] =
-#if _POSIX_V6_ILP32_OFF32 > 0
- "_POSIX_V6_ILP32_OFF32"
+ char restenvs[4 * sizeof "_POSIX_V6_LPBIG_OFFBIG"];
+
+ string_len = 0;
+#ifndef _POSIX_V6_ILP32_OFF32
+ if (__sysconf (_SC_V6_ILP32_OFF32) > 0)
#endif
-#if _POSIX_V6_ILP32_OFFBIG > 0
-# if _POSIX_V6_ILP32_OFF32 > 0
- "\n"
-# endif
- "_POSIX_V6_ILP32_OFFBIG"
+#if !defined _POSIX_V6_ILP32_OFF32 || _POSIX_V6_ILP32_OFF32 > 0
+ {
+ memcpy (restenvs + string_len, "_POSIX_V6_ILP32_OFF32",
+ sizeof "_POSIX_V6_ILP32_OFF32" - 1);
+ string_len += sizeof "_POSIX_V6_ILP32_OFF32" - 1;
+ }
#endif
-#if _POSIX_V6_LP64_OFF64 > 0
-# if _POSIX_V6_ILP32_OFF32 > 0 || _POSIX_V6_ILP32_OFFBIG > 0
- "\n"
-# endif
- "_POSIX_V6_LP64_OFF64"
+#ifndef _POSIX_V6_ILP32_OFFBIG
+ if (__sysconf (_SC_V6_ILP32_OFFBIG) > 0)
#endif
-#if _POSIX_V6_LPBIG_OFFBIG > 0
-# if _POSIX_V6_ILP32_OFF32 > 0 || _POSIX_V6_ILP32_OFFBIG > 0 \
- || _POSIX_V6_LP64_OFF64 > 0
- "\n"
-# endif
- "_POSIX_V6_LPBIG_OFFBIG"
+#if !defined _POSIX_V6_ILP32_OFFBIG || _POSIX_V6_ILP32_OFFBIG > 0
+ {
+ if (string_len)
+ restenvs[string_len++] = '\n';
+ memcpy (restenvs + string_len, "_POSIX_V6_ILP32_OFFBIG",
+ sizeof "_POSIX_V6_ILP32_OFFBIG" - 1);
+ string_len += sizeof "_POSIX_V6_ILP32_OFFBIG" - 1;
+ }
+#endif
+#ifndef _POSIX_V6_LP64_OFF64
+ if (__sysconf (_SC_V6_LP64_OFF64) > 0)
+#endif
+#if !defined _POSIX_V6_LP64_OFF64 || _POSIX_V6_LP64_OFF64 > 0
+ {
+ if (string_len)
+ restenvs[string_len++] = '\n';
+ memcpy (restenvs + string_len, "_POSIX_V6_LP64_OFF64",
+ sizeof "_POSIX_V6_LP64_OFF64" - 1);
+ string_len += sizeof "_POSIX_V6_LP64_OFF64" - 1;
+ }
+#endif
+#ifndef _POSIX_V6_LPBIG_OFFBIG
+ if (__sysconf (_SC_V6_LPBIG_OFFBIG) > 0)
+#endif
+#if !defined _POSIX_V6_LPBIG_OFFBIG || _POSIX_V6_LPBIG_OFFBIG > 0
+ {
+ if (string_len)
+ restenvs[string_len++] = '\n';
+ memcpy (restenvs + string_len, "_POSIX_V6_LPBIG_OFFBIG",
+ sizeof "_POSIX_V6_LPBIG_OFFBIG" - 1);
+ string_len += sizeof "_POSIX_V6_LPBIG_OFFBIG" - 1;
+ }
#endif
- ;
+ restenvs[string_len++] = '\0';
string = restenvs;
- string_len = sizeof (restenvs);
}
break;
+ case _CS_XBS5_ILP32_OFF32_CFLAGS:
+ case _CS_POSIX_V6_ILP32_OFF32_CFLAGS:
+#ifdef __ILP32_OFF32_CFLAGS
+# if _POSIX_V6_ILP32_OFF32 == -1
+# error __ILP32_OFF32_CFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_ILP32_OFF32
+ if (__sysconf (_SC_V6_ILP32_OFF32) < 0)
+ break;
+# endif
+ string = __ILP32_OFF32_CFLAGS;
+ string_len = sizeof (__ILP32_OFF32_CFLAGS);
+#endif
+ break;
+
case _CS_XBS5_ILP32_OFFBIG_CFLAGS:
case _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS:
- case _CS_LFS_CFLAGS:
-#if _XBS5_LP64_OFF64 == -1 && _XBS5_LPBIG_OFFBIG == -1 && _XBS5_ILP32_OFFBIG == 1
- /* Signal that we want the new ABI. */
- {
- static const char file_offset[] = "-D_FILE_OFFSET_BITS=64";
- string = file_offset;
- string_len = sizeof (file_offset);
- }
+#ifdef __ILP32_OFFBIG_CFLAGS
+# if _POSIX_V6_ILP32_OFFBIG == -1
+# error __ILP32_OFFBIG_CFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_ILP32_OFFBIG
+ if (__sysconf (_SC_V6_ILP32_OFFBIG) < 0)
+ break;
+# endif
+ string = __ILP32_OFFBIG_CFLAGS;
+ string_len = sizeof (__ILP32_OFFBIG_CFLAGS);
+#endif
+ break;
+
+ case _CS_XBS5_LP64_OFF64_CFLAGS:
+ case _CS_POSIX_V6_LP64_OFF64_CFLAGS:
+#ifdef __LP64_OFF64_CFLAGS
+# if _POSIX_V6_LP64_OFF64 == -1
+# error __LP64_OFF64_CFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_LP64_OFF64
+ if (__sysconf (_SC_V6_LP64_OFF64) < 0)
+ break;
+# endif
+ string = __LP64_OFF64_CFLAGS;
+ string_len = sizeof (__LP64_OFF64_CFLAGS);
+#endif
break;
+
+ case _CS_XBS5_ILP32_OFF32_LDFLAGS:
+ case _CS_POSIX_V6_ILP32_OFF32_LDFLAGS:
+#ifdef __ILP32_OFF32_LDFLAGS
+# if _POSIX_V6_ILP32_OFF32 == -1
+# error __ILP32_OFF32_LDFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_ILP32_OFF32
+ if (__sysconf (_SC_V6_ILP32_OFF32) < 0)
+ break;
+# endif
+ string = __ILP32_OFF32_LDFLAGS;
+ string_len = sizeof (__ILP32_OFF32_LDFLAGS);
#endif
- /* FALLTHROUGH */
+ break;
+ case _CS_XBS5_ILP32_OFFBIG_LDFLAGS:
+ case _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS:
+#ifdef __ILP32_OFFBIG_LDFLAGS
+# if _POSIX_V6_ILP32_OFFBIG == -1
+# error __ILP32_OFFBIG_LDFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_ILP32_OFFBIG
+ if (__sysconf (_SC_V6_ILP32_OFFBIG) < 0)
+ break;
+# endif
+ string = __ILP32_OFFBIG_LDFLAGS;
+ string_len = sizeof (__ILP32_OFFBIG_LDFLAGS);
+#endif
+ break;
+
+ case _CS_XBS5_LP64_OFF64_LDFLAGS:
+ case _CS_POSIX_V6_LP64_OFF64_LDFLAGS:
+#ifdef __LP64_OFF64_LDFLAGS
+# if _POSIX_V6_LP64_OFF64 == -1
+# error __LP64_OFF64_LDFLAGS shouldn't be defined
+# elif !defined _POSIX_V6_LP64_OFF64
+ if (__sysconf (_SC_V6_LP64_OFF64) < 0)
+ break;
+# endif
+ string = __LP64_OFF64_LDFLAGS;
+ string_len = sizeof (__LP64_OFF64_LDFLAGS);
+#endif
+ break;
+
+ case _CS_LFS_CFLAGS:
case _CS_LFS_LINTFLAGS:
+#if _POSIX_V6_ILP32_OFF32 == 1 && _POSIX_V6_ILP32_OFFBIG == 1
+# define __LFS_CFLAGS "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+ /* Signal that we want the new ABI. */
+ string = __LFS_CFLAGS;
+ string_len = sizeof (__LFS_CFLAGS);
+#endif
+ break;
+
case _CS_LFS_LDFLAGS:
case _CS_LFS_LIBS:
+ /* No special libraries or linker flags needed. */
+ break;
+
case _CS_LFS64_CFLAGS:
case _CS_LFS64_LINTFLAGS:
+#define __LFS64_CFLAGS "-D_LARGEFILE64_SOURCE"
+ string = __LFS64_CFLAGS;
+ string_len = sizeof (__LFS64_CFLAGS);
+ break;
+
case _CS_LFS64_LDFLAGS:
case _CS_LFS64_LIBS:
+ /* No special libraries or linker flags needed. */
+ break;
- case _CS_XBS5_ILP32_OFF32_CFLAGS:
- case _CS_XBS5_ILP32_OFF32_LDFLAGS:
case _CS_XBS5_ILP32_OFF32_LIBS:
case _CS_XBS5_ILP32_OFF32_LINTFLAGS:
- case _CS_XBS5_ILP32_OFFBIG_LDFLAGS:
case _CS_XBS5_ILP32_OFFBIG_LIBS:
case _CS_XBS5_ILP32_OFFBIG_LINTFLAGS:
- case _CS_XBS5_LP64_OFF64_CFLAGS:
- case _CS_XBS5_LP64_OFF64_LDFLAGS:
case _CS_XBS5_LP64_OFF64_LIBS:
case _CS_XBS5_LP64_OFF64_LINTFLAGS:
case _CS_XBS5_LPBIG_OFFBIG_CFLAGS:
@@ -121,15 +231,10 @@ confstr (name, buf, len)
case _CS_XBS5_LPBIG_OFFBIG_LIBS:
case _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS:
- case _CS_POSIX_V6_ILP32_OFF32_CFLAGS:
- case _CS_POSIX_V6_ILP32_OFF32_LDFLAGS:
case _CS_POSIX_V6_ILP32_OFF32_LIBS:
case _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS:
- case _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS:
case _CS_POSIX_V6_ILP32_OFFBIG_LIBS:
case _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS:
- case _CS_POSIX_V6_LP64_OFF64_CFLAGS:
- case _CS_POSIX_V6_LP64_OFF64_LDFLAGS:
case _CS_POSIX_V6_LP64_OFF64_LIBS:
case _CS_POSIX_V6_LP64_OFF64_LINTFLAGS:
case _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS:
@@ -137,8 +242,6 @@ confstr (name, buf, len)
case _CS_POSIX_V6_LPBIG_OFFBIG_LIBS:
case _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS:
/* GNU libc does not require special actions to use LFS functions. */
- string = "";
- string_len = 1;
break;
case _CS_GNU_LIBC_VERSION:
diff --git a/posix/getconf.c b/posix/getconf.c
index 2f68003ff3..6175dfec26 100644
--- a/posix/getconf.c
+++ b/posix/getconf.c
@@ -917,12 +917,12 @@ static const struct conf vars[] =
};
-static const char *specs[] =
+static struct { const char *name; int num; } specs[] =
{
- "POSIX_V6_ILP32_OFF32",
- "POSIX_V6_ILP32_OFFBIG",
- "POSIX_V6_LP64_OFF64",
- "POSIX_V6_LPBIG_OFFBIG"
+ { "POSIX_V6_ILP32_OFF32", _SC_V6_ILP32_OFF32 },
+ { "POSIX_V6_ILP32_OFFBIG", _SC_V6_ILP32_OFFBIG },
+ { "POSIX_V6_LP64_OFF64", _SC_V6_LP64_OFF64 },
+ { "POSIX_V6_LPBIG_OFFBIG", _SC_V6_LPBIG_OFFBIG }
};
static const int nspecs = sizeof (specs) / sizeof (specs[0]);
@@ -963,11 +963,14 @@ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
return 0;
}
+ const char *getconf_dir = getenv ("GETCONF_DIR") ?: GETCONF_DIR;
+ size_t getconf_dirlen = strlen (getconf_dir);
+
+ const char *spec = NULL;
+ char buf[sizeof "POSIX_V6_LPBIG_OFFBIG"];
+ char *argv0 = argv[0];
if (argc > 1 && strncmp (argv[1], "-v", 2) == 0)
{
- const char *spec;
- int i;
-
if (argv[1][2] == '\0')
{
if (argc < 3)
@@ -983,18 +986,62 @@ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
argv += 1;
argc += 1;
}
+ }
+ else
+ {
+ char default_name[getconf_dirlen + sizeof "/default"];
+ memcpy (mempcpy (default_name, getconf_dir, getconf_dirlen),
+ "/default", sizeof "/default");
+ int len = readlink (default_name, buf, sizeof buf - 1);
+ if (len > 0)
+ {
+ buf[len] = '\0';
+ spec = buf;
+ }
+ }
- /* Check for the specifications we know. This is simple in the
- moment. */
+ /* Check for the specifications we know. */
+ if (spec != NULL)
+ {
+ int i;
for (i = 0; i < nspecs; ++i)
- if (strcmp (spec, specs[i]) == 0)
+ if (strcmp (spec, specs[i].name) == 0)
break;
if (i == nspecs)
error (2, 0, _("unknown specification \"%s\""), spec);
- /* And now we forget the specification. We don't do anything different
- with or without it. */
+ switch (specs[i].num)
+ {
+#ifndef _POSIX_V6_ILP32_OFF32
+ case _SC_V6_ILP32_OFF32:
+#endif
+#ifndef _POSIX_V6_ILP32_OFFBIG
+ case _SC_V6_ILP32_OFFBIG:
+#endif
+#ifndef _POSIX_V6_LP64_OFF64
+ case _SC_V6_LP64_OFF64:
+#endif
+#ifndef _POSIX_V6_LPBIG_OFFBIG
+ case _SC_V6_LPBIG_OFFBIG:
+#endif
+ {
+ const char *args[argc + 3];
+ size_t spec_len = strlen (spec);
+ char getconf_name[getconf_dirlen + 2 + spec_len + 1];
+ memcpy (mempcpy (mempcpy (getconf_name, getconf_dir,
+ getconf_dirlen),
+ "/_", 2), spec, spec_len + 1);
+ args[0] = argv0;
+ args[1] = "-v";
+ args[2] = spec;
+ memcpy (&args[3], &argv[1], argc * sizeof (argv[1]));
+ execv (getconf_name, (char * const *) args);
+ error (4, errno, _("Couldn't execute %s"), getconf_name);
+ }
+ default:
+ break;
+ }
}
if (argc < 2 || argc > 3)
diff --git a/posix/getconf.speclist.h b/posix/getconf.speclist.h
new file mode 100644
index 0000000000..943c0de606
--- /dev/null
+++ b/posix/getconf.speclist.h
@@ -0,0 +1,15 @@
+#include <unistd.h>
+const char *START_OF_STRINGS =
+#if _POSIX_V6_ILP32_OFF32 == 1
+"_POSIX_V6_ILP32_OFF32"
+#endif
+#if _POSIX_V6_ILP32_OFFBIG == 1
+"_POSIX_V6_ILP32_OFFBIG"
+#endif
+#if _POSIX_V6_LP64_OFF64 == 1
+"_POSIX_V6_LP64_OFF64"
+#endif
+#if _POSIX_V6_LPBIG_OFFBIG == 1
+"_POSIX_V6_LPBIG_OFFBIG"
+#endif
+"";
diff --git a/posix/regcomp.c b/posix/regcomp.c
index dafad9bd0c..675f816f60 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -1269,8 +1269,8 @@ analyze_tree (dfa, node)
calc_first (dfa, node);
if (node->next == -1)
calc_next (dfa, node);
- if (node->eclosure.nelem == 0)
- calc_epsdest (dfa, node);
+ calc_epsdest (dfa, node);
+
/* Calculate "first" etc. for the left child. */
if (node->left != NULL)
{
@@ -1626,7 +1626,7 @@ calc_inveclosure (dfa)
for (idx = 0; idx < dfa->eclosures[src].nelem; ++idx)
{
dest = dfa->eclosures[src].elems[idx];
- re_node_set_insert (dfa->inveclosures + dest, src);
+ re_node_set_insert_last (dfa->inveclosures + dest, src);
}
}
}
@@ -2538,7 +2538,7 @@ parse_dup_op (elem, regexp, dfa, token, syntax, err)
reg_errcode_t *err;
{
re_token_t dup_token;
- bin_tree_t *tree = NULL;
+ bin_tree_t *tree = NULL, *old_tree = NULL;
int i, start, end, start_idx = re_string_cur_idx (regexp);
re_token_t start_token = *token;
@@ -2598,12 +2598,14 @@ parse_dup_op (elem, regexp, dfa, token, syntax, err)
end = (token->type == OP_DUP_QUESTION) ? 1 : -1;
}
+ fetch_token (token, regexp, syntax);
+
/* Treat "<re>{0}*" etc. as "<re>{0}". */
- if (BE (elem == NULL, 0))
- start = end = 0;
+ if (BE (elem == NULL || (start == 0 && end == 0), 0))
+ return NULL;
/* Extract "<re>{n,m}" to "<re><re>...<re><re>{0,<m-n>}". */
- else if (BE (start > 0, 0))
+ if (BE (start > 0, 0))
{
tree = elem;
for (i = 2; i <= start; ++i)
@@ -2613,52 +2615,41 @@ parse_dup_op (elem, regexp, dfa, token, syntax, err)
if (BE (elem == NULL || tree == NULL, 0))
goto parse_dup_op_espace;
}
- }
- if (BE (end != start, 1))
- {
- dup_token.type = (end == -1 ? OP_DUP_ASTERISK : OP_DUP_QUESTION);
- if (BE (start > 0, 0))
- {
- elem = duplicate_tree (elem, dfa);
- if (BE (elem == NULL, 0))
- goto parse_dup_op_espace;
+ if (start == end)
+ return tree;
- /* This subexpression will be marked as optional, so that
- empty matches do not touch the registers. */
- mark_opt_subexp (elem, dfa);
+ /* Duplicate ELEM before it is marked optional. */
+ elem = duplicate_tree (elem, dfa);
+ old_tree = tree;
+ }
+ else
+ old_tree = NULL;
- /* Prepare the tree with the modifier. */
- elem = re_dfa_add_tree_node (dfa, elem, NULL, &dup_token);
- tree = create_tree (dfa, tree, elem, CONCAT, 0);
- }
- else
- {
- /* We do not need to duplicate the tree because we have not
- created it yet. */
- mark_opt_subexp (elem, dfa);
- tree = elem = re_dfa_add_tree_node (dfa, elem, NULL, &dup_token);
- }
+ mark_opt_subexp (elem, dfa);
+ dup_token.type = (end == -1 ? OP_DUP_ASTERISK : OP_DUP_QUESTION);
+ tree = re_dfa_add_tree_node (dfa, elem, NULL, &dup_token);
+ if (BE (tree == NULL, 0))
+ goto parse_dup_op_espace;
+ /* This loop is actually executed only when end != -1,
+ to rewrite <re>{0,n} as (<re>(<re>...<re>?)?)?... We have
+ already created the start+1-th copy. */
+ for (i = start + 2; i <= end; ++i)
+ {
+ elem = duplicate_tree (elem, dfa);
+ tree = create_tree (dfa, tree, elem, CONCAT, 0);
if (BE (elem == NULL || tree == NULL, 0))
goto parse_dup_op_espace;
- /* This loop is actually executed only when end != -1,
- to rewrite <re>{0,n} as <re>?<re>?<re>?... We have
- already created the start+1-th copy. */
- for (i = start + 2; i <= end; ++i)
- {
- elem = duplicate_tree (elem, dfa);
- tree = create_tree (dfa, tree, elem, CONCAT, 0);
- if (BE (elem == NULL || tree == NULL, 0))
- {
- *err = REG_ESPACE;
- return NULL;
- }
- }
+ tree = re_dfa_add_tree_node (dfa, tree, NULL, &dup_token);
+ if (BE (tree == NULL, 0))
+ goto parse_dup_op_espace;
}
- fetch_token (token, regexp, syntax);
+ if (old_tree)
+ tree = create_tree (dfa, old_tree, tree, CONCAT, 0);
+
return tree;
parse_dup_op_espace:
diff --git a/posix/regex_internal.c b/posix/regex_internal.c
index bb1d73d9a0..cb439e5d7c 100644
--- a/posix/regex_internal.c
+++ b/posix/regex_internal.c
@@ -1250,6 +1250,31 @@ re_node_set_insert (set, elem)
return 1;
}
+/* Insert the new element ELEM to the re_node_set* SET.
+ SET should not already have any element greater than or equal to ELEM.
+ Return -1 if an error is occured, return 1 otherwise. */
+
+static int
+re_node_set_insert_last (set, elem)
+ re_node_set *set;
+ int elem;
+{
+ /* Realloc if we need. */
+ if (set->alloc == set->nelem)
+ {
+ int *new_array;
+ set->alloc = (set->alloc + 1) * 2;
+ new_array = re_realloc (set->elems, int, set->alloc);
+ if (BE (new_array == NULL, 0))
+ return -1;
+ set->elems = new_array;
+ }
+
+ /* Insert the new element. */
+ set->elems[set->nelem++] = elem;
+ return 1;
+}
+
/* Compare two node sets SET1 and SET2.
return 1 if SET1 and SET2 are equivalent, return 0 otherwise. */
diff --git a/posix/regex_internal.h b/posix/regex_internal.h
index a778032d77..703d409eb8 100644
--- a/posix/regex_internal.h
+++ b/posix/regex_internal.h
@@ -668,6 +668,8 @@ static reg_errcode_t re_node_set_init_union (re_node_set *dest,
static reg_errcode_t re_node_set_merge (re_node_set *dest,
const re_node_set *src) internal_function;
static int re_node_set_insert (re_node_set *set, int elem) internal_function;
+static int re_node_set_insert_last (re_node_set *set,
+ int elem) internal_function;
static int re_node_set_compare (const re_node_set *set1,
const re_node_set *set2) internal_function;
static int re_node_set_contains (const re_node_set *set, int elem) internal_function;
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index e4f79369a6..4ef32ac782 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -669,10 +669,10 @@ extern int putenv (char *__string) __THROW __nonnull ((1));
/* Set NAME to VALUE in the environment.
If REPLACE is nonzero, overwrite an existing value. */
extern int setenv (__const char *__name, __const char *__value, int __replace)
- __THROW __nonnull ((1, 2));
+ __THROW __nonnull ((2));
/* Remove the variable NAME from the environment. */
-extern int unsetenv (__const char *__name) __THROW __nonnull ((1));
+extern int unsetenv (__const char *__name) __THROW;
#endif
#ifdef __USE_MISC
diff --git a/sysdeps/generic/bits/environments.h b/sysdeps/generic/bits/environments.h
index c3829927bc..4617dc45f2 100644
--- a/sysdeps/generic/bits/environments.h
+++ b/sysdeps/generic/bits/environments.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2001, 2004 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
@@ -72,4 +72,7 @@
# define _XBS5_LP64_OFF64 -1
# define _XBS5_LPBIG_OFFBIG -1
+/* CFLAGS. */
+#define __ILP32_OFFBIG_CFLAGS "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+
#endif /* __WORDSIZE == 32 */
diff --git a/sysdeps/generic/unsecvars.h b/sysdeps/generic/unsecvars.h
index 88fba19b23..8a9dd43ce9 100644
--- a/sysdeps/generic/unsecvars.h
+++ b/sysdeps/generic/unsecvars.h
@@ -9,6 +9,7 @@
"LD_PROFILE\0" \
"LD_USE_LOAD_BIAS\0" \
"GCONV_PATH\0" \
+ "GETCONF_DIR\0" \
"HOSTALIASES\0" \
"LOCALDOMAIN\0" \
"LOCPATH\0" \
diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c
index d1286a06fe..de81c2120b 100644
--- a/sysdeps/posix/sysconf.c
+++ b/sysdeps/posix/sysconf.c
@@ -23,14 +23,20 @@
#include <pwd.h>
#include <stddef.h>
#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
#include <time.h>
#include <unistd.h>
#include <sys/param.h>
+#include <sys/stat.h>
#include <sys/sysinfo.h>
#include <sys/types.h>
#include <regex.h>
+static long int __sysconf_check_spec (const char *spec);
+
+
/* Get the value of the system variable NAME. */
long int
__sysconf (name)
@@ -781,50 +787,50 @@ __sysconf (name)
#ifdef _XBS5_ILP32_OFF32
return _XBS5_ILP32_OFF32;
#else
- return -1;
+ return __sysconf_check_spec ("ILP32_OFF32");
#endif
case _SC_XBS5_ILP32_OFFBIG:
#ifdef _XBS5_ILP32_OFFBIG
return _XBS5_ILP32_OFFBIG;
#else
- return -1;
+ return __sysconf_check_spec ("ILP32_OFFBIG");
#endif
case _SC_XBS5_LP64_OFF64:
#ifdef _XBS5_LP64_OFF64
return _XBS5_LP64_OFF64;
#else
- return -1;
+ return __sysconf_check_spec ("LP64_OFF64");
#endif
case _SC_XBS5_LPBIG_OFFBIG:
#ifdef _XBS5_LPBIG_OFFBIG
return _XBS5_LPBIG_OFFBIG;
#else
- return -1;
+ return __sysconf_check_spec ("LPBIG_OFFBIG");
#endif
case _SC_V6_ILP32_OFF32:
#ifdef _POSIX_V6_ILP32_OFF32
return _POSIX_V6_ILP32_OFF32;
#else
- return -1;
+ return __sysconf_check_spec ("ILP32_OFF32");
#endif
case _SC_V6_ILP32_OFFBIG:
#ifdef _POSIX_V6_ILP32_OFFBIG
return _POSIX_V6_ILP32_OFFBIG;
#else
- return -1;
+ return __sysconf_check_spec ("ILP32_OFFBIG");
#endif
case _SC_V6_LP64_OFF64:
#ifdef _POSIX_V6_LP64_OFF64
return _POSIX_V6_LP64_OFF64;
#else
- return -1;
+ return __sysconf_check_spec ("LP64_OFF64");
#endif
case _SC_V6_LPBIG_OFFBIG:
#ifdef _POSIX_V6_LPBIG_OFFBIG
return _POSIX_V6_LPBIG_OFFBIG;
#else
- return -1;
+ return __sysconf_check_spec ("LPBIG_OFFBIG");
#endif
case _SC_XOPEN_LEGACY:
@@ -1189,3 +1195,24 @@ __sysconf (name)
#undef __sysconf
weak_alias (__sysconf, sysconf)
libc_hidden_def (__sysconf)
+
+static long int
+__sysconf_check_spec (const char *spec)
+{
+ int save_errno = errno;
+
+ const char *getconf_dir = __secure_getenv ("GETCONF_DIR") ?: GETCONF_DIR;
+ size_t getconf_dirlen = strlen (getconf_dir);
+ size_t speclen = strlen (spec);
+
+ char name[getconf_dirlen + sizeof ("/_POSIX_V6_") + speclen];
+ memcpy (mempcpy (mempcpy (name, getconf_dir, getconf_dirlen),
+ "/_POSIX_V6_", sizeof ("/_POSIX_V6_") - 1),
+ spec, speclen + 1);
+
+ struct stat64 st;
+ long int ret = __xstat64 (_STAT_VER, name, &st) >= 0 ? 1 : -1;
+
+ __set_errno (save_errno);
+ return ret;
+}
diff --git a/sysdeps/unix/bsd/bsd4.4/freebsd/bits/environments.h b/sysdeps/unix/bsd/bsd4.4/freebsd/bits/environments.h
new file mode 100644
index 0000000000..92112b554c
--- /dev/null
+++ b/sysdeps/unix/bsd/bsd4.4/freebsd/bits/environments.h
@@ -0,0 +1,72 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* We can never provide environments with 32-bit wide pointers. */
+# define _POSIX_V6_ILP32_OFF32 -1
+# define _POSIX_V6_ILP32_OFFBIG -1
+# define _XBS5_ILP32_OFF32 -1
+# define _XBS5_ILP32_OFFBIG -1
+/* We also have no use (for now) for an environment with bigger pointers
+ and offsets. */
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'. */
+# define _POSIX_V6_LP64_OFF64 1
+# define _XBS5_LP64_OFF64 1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers
+ and 64-bit `off_t'. */
+# define _POSIX_V6_ILP32_OFF32 -1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFF32 -1
+# define _XBS5_ILP32_OFFBIG 1
+
+/* We can never provide environments with 64-bit wide pointers. */
+# define _POSIX_V6_LP64_OFF64 -1
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LP64_OFF64 -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+#endif /* __WORDSIZE == 32 */
diff --git a/sysdeps/unix/sysv/linux/i386/bits/environments.h b/sysdeps/unix/sysv/linux/i386/bits/environments.h
new file mode 100644
index 0000000000..16f7732aad
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/bits/environments.h
@@ -0,0 +1,62 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+ and all platforms support LFS. */
+#define _POSIX_V6_ILP32_OFF32 1
+#define _POSIX_V6_ILP32_OFFBIG 1
+#define _XBS5_ILP32_OFF32 1
+#define _XBS5_ILP32_OFFBIG 1
+
+/* We optionally provide an environment with the above size but an 64-bit
+ side `off_t'. Therefore we don't define _XBS5_ILP32_OFFBIG. */
+
+/* Environments with 64-bit wide pointers can be provided,
+ so these macros aren't defined:
+ # undef _POSIX_V6_LP64_OFF64
+ # undef _POSIX_V6_LPBIG_OFFBIG
+ # undef _XBS5_LP64_OFF64
+ # undef _XBS5_LPBIG_OFFBIG
+ and sysconf tests for it at runtime. */
+
+#define __ILP32_OFF32_CFLAGS "-m32"
+#define __ILP32_OFFBIG_CFLAGS "-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS "-m32"
+#define __ILP32_OFFBIG_LDFLAGS "-m32"
+#define __LP64_OFF64_CFLAGS "-m64"
+#define __LP64_OFF64_LDFLAGS "-m64"
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/environments.h b/sysdeps/unix/sysv/linux/powerpc/bits/environments.h
new file mode 100644
index 0000000000..a51a564cbb
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/environments.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+ Therefore following macros aren't defined:
+ # undef _POSIX_V6_ILP32_OFF32
+ # undef _POSIX_V6_ILP32_OFFBIG
+ # undef _XBS5_ILP32_OFF32
+ # undef _XBS5_ILP32_OFFBIG
+ and users need to check at runtime. */
+
+/* We also have no use (for now) for an environment with bigger pointers
+ and offsets. */
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'. */
+# define _POSIX_V6_LP64_OFF64 1
+# define _XBS5_LP64_OFF64 1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+ and all platforms support LFS. */
+# define _POSIX_V6_ILP32_OFF32 1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFF32 1
+# define _XBS5_ILP32_OFFBIG 1
+
+/* We optionally provide an environment with the above size but an 64-bit
+ side `off_t'. Therefore we don't define _XBS5_ILP32_OFFBIG. */
+
+/* Environments with 64-bit wide pointers can be provided,
+ so these macros aren't defined:
+ # undef _POSIX_V6_LP64_OFF64
+ # undef _POSIX_V6_LPBIG_OFFBIG
+ # undef _XBS5_LP64_OFF64
+ # undef _XBS5_LPBIG_OFFBIG
+ and sysconf tests for it at runtime. */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS "-m32"
+#define __ILP32_OFFBIG_CFLAGS "-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS "-m32"
+#define __ILP32_OFFBIG_LDFLAGS "-m32"
+#define __LP64_OFF64_CFLAGS "-m64"
+#define __LP64_OFF64_LDFLAGS "-m64"
diff --git a/sysdeps/unix/sysv/linux/s390/bits/environments.h b/sysdeps/unix/sysv/linux/s390/bits/environments.h
new file mode 100644
index 0000000000..713d21c9a5
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/s390/bits/environments.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+ Therefore following macros aren't defined:
+ # undef _POSIX_V6_ILP32_OFF32
+ # undef _POSIX_V6_ILP32_OFFBIG
+ # undef _XBS5_ILP32_OFF32
+ # undef _XBS5_ILP32_OFFBIG
+ and users need to check at runtime. */
+
+/* We also have no use (for now) for an environment with bigger pointers
+ and offsets. */
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'. */
+# define _POSIX_V6_LP64_OFF64 1
+# define _XBS5_LP64_OFF64 1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+ and all platforms support LFS. */
+# define _POSIX_V6_ILP32_OFF32 1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFF32 1
+# define _XBS5_ILP32_OFFBIG 1
+
+/* We optionally provide an environment with the above size but an 64-bit
+ side `off_t'. Therefore we don't define _XBS5_ILP32_OFFBIG. */
+
+/* Environments with 64-bit wide pointers can be provided,
+ so these macros aren't defined:
+ # undef _POSIX_V6_LP64_OFF64
+ # undef _POSIX_V6_LPBIG_OFFBIG
+ # undef _XBS5_LP64_OFF64
+ # undef _XBS5_LPBIG_OFFBIG
+ and sysconf tests for it at runtime. */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS "-m31"
+#define __ILP32_OFFBIG_CFLAGS "-m31 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS "-m31"
+#define __ILP32_OFFBIG_LDFLAGS "-m31"
+#define __LP64_OFF64_CFLAGS "-m64"
+#define __LP64_OFF64_LDFLAGS "-m64"
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/environments.h b/sysdeps/unix/sysv/linux/sparc/bits/environments.h
new file mode 100644
index 0000000000..a51a564cbb
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/bits/environments.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+ Therefore following macros aren't defined:
+ # undef _POSIX_V6_ILP32_OFF32
+ # undef _POSIX_V6_ILP32_OFFBIG
+ # undef _XBS5_ILP32_OFF32
+ # undef _XBS5_ILP32_OFFBIG
+ and users need to check at runtime. */
+
+/* We also have no use (for now) for an environment with bigger pointers
+ and offsets. */
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'. */
+# define _POSIX_V6_LP64_OFF64 1
+# define _XBS5_LP64_OFF64 1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+ and all platforms support LFS. */
+# define _POSIX_V6_ILP32_OFF32 1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFF32 1
+# define _XBS5_ILP32_OFFBIG 1
+
+/* We optionally provide an environment with the above size but an 64-bit
+ side `off_t'. Therefore we don't define _XBS5_ILP32_OFFBIG. */
+
+/* Environments with 64-bit wide pointers can be provided,
+ so these macros aren't defined:
+ # undef _POSIX_V6_LP64_OFF64
+ # undef _POSIX_V6_LPBIG_OFFBIG
+ # undef _XBS5_LP64_OFF64
+ # undef _XBS5_LPBIG_OFFBIG
+ and sysconf tests for it at runtime. */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS "-m32"
+#define __ILP32_OFFBIG_CFLAGS "-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS "-m32"
+#define __ILP32_OFFBIG_LDFLAGS "-m32"
+#define __LP64_OFF64_CFLAGS "-m64"
+#define __LP64_OFF64_LDFLAGS "-m64"
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/environments.h b/sysdeps/unix/sysv/linux/x86_64/bits/environments.h
new file mode 100644
index 0000000000..a51a564cbb
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/x86_64/bits/environments.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2001, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly. Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+ situations. A value `1' means that the model is always supported,
+ `-1' means it is never supported. Undefined means it cannot be
+ statically decided.
+
+ _POSIX_V6_ILP32_OFF32 32bit int, long, pointers, and off_t type
+ _POSIX_V6_ILP32_OFFBIG 32bit int, long, and pointers and larger off_t type
+
+ _POSIX_V6_LP64_OFF32 64bit long and pointers and 32bit off_t type
+ _POSIX_V6_LPBIG_OFFBIG 64bit long and pointers and large off_t type
+
+ The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+ _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+ and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+ Therefore following macros aren't defined:
+ # undef _POSIX_V6_ILP32_OFF32
+ # undef _POSIX_V6_ILP32_OFFBIG
+ # undef _XBS5_ILP32_OFF32
+ # undef _XBS5_ILP32_OFFBIG
+ and users need to check at runtime. */
+
+/* We also have no use (for now) for an environment with bigger pointers
+ and offsets. */
+# define _POSIX_V6_LPBIG_OFFBIG -1
+# define _XBS5_LPBIG_OFFBIG -1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'. */
+# define _POSIX_V6_LP64_OFF64 1
+# define _XBS5_LP64_OFF64 1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+ and all platforms support LFS. */
+# define _POSIX_V6_ILP32_OFF32 1
+# define _POSIX_V6_ILP32_OFFBIG 1
+# define _XBS5_ILP32_OFF32 1
+# define _XBS5_ILP32_OFFBIG 1
+
+/* We optionally provide an environment with the above size but an 64-bit
+ side `off_t'. Therefore we don't define _XBS5_ILP32_OFFBIG. */
+
+/* Environments with 64-bit wide pointers can be provided,
+ so these macros aren't defined:
+ # undef _POSIX_V6_LP64_OFF64
+ # undef _POSIX_V6_LPBIG_OFFBIG
+ # undef _XBS5_LP64_OFF64
+ # undef _XBS5_LPBIG_OFFBIG
+ and sysconf tests for it at runtime. */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS "-m32"
+#define __ILP32_OFFBIG_CFLAGS "-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS "-m32"
+#define __ILP32_OFFBIG_LDFLAGS "-m32"
+#define __LP64_OFF64_CFLAGS "-m64"
+#define __LP64_OFF64_LDFLAGS "-m64"