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4 years agotests: port better to XLC 12.01
Paul Eggert [Wed, 4 Nov 2020 22:51:38 +0000 (14:51 -0800)]
tests: port better to XLC 12.01

* tests/test-argmatch.c (CHECK): Do not use -1 as a subscript,
even in code that is not executed, as IBM XLC 12.01 complains "The
subscript -1 is less than zero."
* tests/test-stdint.c (verify_width): Pass an (unused) 3rd
argument to _GL_VERIFY, as ISO C requires.  Otherwise, IBM XLC
12.01 complains "The invocation of macro _GL_VERIFY contains fewer
arguments than are required by the macro definition."

4 years agoaligned-malloc: Use fixes from the new modules.
Bruno Haible [Wed, 4 Nov 2020 01:34:06 +0000 (02:34 +0100)]
aligned-malloc: Use fixes from the new modules.

* modules/aligned-malloc (Depends-on): Add posix_memalign,
aligned_alloc, memalign.
(configure.ac): Use AC_CHECK_FUNCS_ONCE.

4 years agoaligned_alloc: Add tests.
Bruno Haible [Wed, 4 Nov 2020 01:22:38 +0000 (02:22 +0100)]
aligned_alloc: Add tests.

* tests/test-aligned_alloc.c: New file.
* modules/aligned_alloc-tests: New file.

4 years agoaligned_alloc: New module.
Bruno Haible [Wed, 4 Nov 2020 01:22:33 +0000 (02:22 +0100)]
aligned_alloc: New module.

* lib/stdlib.in.h (aligned_alloc): New declaration.
* lib/aligned_alloc.c: New file.
* m4/aligned_alloc.m4: New file.
* m4/stdlib_h.m4 (gl_STDLIB_H): Test whether aligned_alloc is declared.
(gl_STDLIB_H_DEFAULTS): Initialize GNULIB_ALIGNED_ALLOC,
HAVE_ALIGNED_ALLOC, REPLACE_ALIGNED_ALLOC.
* modules/stdlib (Makefile.am): Substitute GNULIB_ALIGNED_ALLOC,
HAVE_ALIGNED_ALLOC, REPLACE_ALIGNED_ALLOC.
* modules/aligned_alloc: New file.
* tests/test-stdlib-c++.cc (aligned_alloc): Check signature.
* doc/posix-functions/aligned_alloc.texi: Mention the new module and the
AIX bug.

4 years agoposix_memalign: Add tests.
Bruno Haible [Wed, 4 Nov 2020 01:19:12 +0000 (02:19 +0100)]
posix_memalign: Add tests.

* tests/test-posix_memalign.c: New file.
* modules/posix_memalign-tests: New file.

4 years agoposix_memalign: New module.
Bruno Haible [Wed, 4 Nov 2020 01:19:08 +0000 (02:19 +0100)]
posix_memalign: New module.

* lib/stdlib.in.h (posix_memalign): New declaration.
* lib/posix_memalign.c: New file.
* m4/posix_memalign.m4: New file.
* m4/stdlib_h.m4 (gl_STDLIB_H): Test whether posix_memalign is declared.
(gl_STDLIB_H_DEFAULTS): Initialize GNULIB_POSIX_MEMALIGN,
HAVE_POSIX_MEMALIGN, REPLACE_POSIX_MEMALIGN.
* modules/stdlib (Makefile.am): Substitute GNULIB_POSIX_MEMALIGN,
HAVE_POSIX_MEMALIGN, REPLACE_POSIX_MEMALIGN.
* modules/posix_memalign: New file.
* tests/test-stdlib-c++.cc (posix_memalign): Check signature.
* doc/posix-functions/posix_memalign.texi: Mention the new module and
the OpenBSD bug.

4 years agomemalign: Add tests.
Bruno Haible [Wed, 4 Nov 2020 01:12:22 +0000 (02:12 +0100)]
memalign: Add tests.

* tests/test-memalign.c: New file.
* modules/memalign-tests: New file.

4 years agomemalign: New module.
Bruno Haible [Wed, 4 Nov 2020 01:12:15 +0000 (02:12 +0100)]
memalign: New module.

* modules/memalign: New file.
* doc/glibc-functions/memalign.texi: Mention the new module.

4 years agoverify tests: Fix crash with GCC (regression 2020-11-02).
Bruno Haible [Tue, 3 Nov 2020 16:15:21 +0000 (17:15 +0100)]
verify tests: Fix crash with GCC (regression 2020-11-02).

* tests/test-verify.c (main): Fix initializer of s.

4 years agomountlist: recognize more file system types as remote
Pádraig Brady [Tue, 27 Oct 2020 21:04:14 +0000 (21:04 +0000)]
mountlist: recognize more file system types as remote

Sync "remote" file systems from stat.c in coreutils.
Note we only consider file systems that do not use host:resource
mount source.  I.e. those that don't generally use a colon when
mounting, as that case is already considered.  Searching for
"<fstype> /etc/fstab" was informative for identifying these.
The full list of "remote" file systems in coreutils is currently:
  acfs afs ceph cifs coda fhgfs fuseblk fusectl
  gfs gfs2 gpfs ibrix k-afs lustre novell nfs nfsd
  ocfs2 panfs prl_fs smb smb2 snfs vboxsf vmhgfs vxfs
Note also we do not include virtual machine file systems,
as even though they're remote to the current kernel,
they are generally not distributed to separate hosts.

* lib/mountlist.c (ME_REMOTE): Sync previously unconsidered
"remote" file systems from stat.c in coreutils.

4 years agoverify tests: Fix -Wuninitialized warning (regression 2020-10-30)
Bernhard Voelker [Mon, 2 Nov 2020 01:10:49 +0000 (02:10 +0100)]
verify tests: Fix -Wuninitialized warning (regression 2020-10-30)

* tests/test-verify.c (main): Initialize state variable.
Reported by Bruno Haible for GCC 5.4.0.

4 years agodfa.h: support inclusion from C++
Paul Eggert [Mon, 2 Nov 2020 18:53:08 +0000 (10:53 -0800)]
dfa.h: support inclusion from C++

* lib/dfa.h: Allow multiple inclusion, and inclusion from
C++ code.  The latter was suggested by Arnold Robbins.

4 years agossfmalloc tests: Portability to Linux/PowerPC and Linux/SPARC.
Bruno Haible [Mon, 2 Nov 2020 00:37:02 +0000 (01:37 +0100)]
ssfmalloc tests: Portability to Linux/PowerPC and Linux/SPARC.

* tests/test-ssfmalloc.c: Include <limits.h>.
(PAGESIZE_MAX): Set to 65536 on Linux/PowerPC.

4 years agoverify tests: Fix compilation error with MSVC (regression 2020-10-30).
Bruno Haible [Mon, 2 Nov 2020 00:31:09 +0000 (01:31 +0100)]
verify tests: Fix compilation error with MSVC (regression 2020-10-30).

* tests/test-verify.c (test_assume_noreturn): Fix declaration.

4 years agodfa-tests: test for today's invalid-merge fix
Jim Meyering [Sun, 1 Nov 2020 15:39:49 +0000 (07:39 -0800)]
dfa-tests: test for today's invalid-merge fix

* tests/test-dfa-invalid-merge.sh: New file.
* modules/dfa-tests (Files): Add it.
(TESTS): Add it.

4 years agodfa: retain sequences of similar nodes in optimization
Norihiro Tanaka [Sun, 1 Nov 2020 07:31:38 +0000 (16:31 +0900)]
dfa: retain sequences of similar nodes in optimization

DFA was merging similar nodes when it should not.  For example,
it would convert a+a+a to a+a.  Now, a sequence of similar nodes
is not merged.

Problem reported by Gonzalo Padrino in https://bugs.gnu.org/44351

* lib/dfa.c (merge_nfa_state): Skip the follow for repetition in
optimization.

4 years agotest-dfa-match-aux.c: accept EREs, not BREs
Jim Meyering [Sun, 1 Nov 2020 16:57:23 +0000 (08:57 -0800)]
test-dfa-match-aux.c: accept EREs, not BREs

* tests/test-dfa-match-aux.c (main): Specify RE_SYNTAX_EGREP, not
RE_SYNTAX_GREP, so tests can use ERE syntax rather than BRE.

4 years agoverify tests: avoid -Wmissing-declarations warnings
Bernhard Voelker [Fri, 30 Oct 2020 01:46:44 +0000 (02:46 +0100)]
verify tests: avoid -Wmissing-declarations warnings

* tests/test-verify.c (test_assume_expressions): Add declaration.
(test_assume_optimization): Likewise.
(test_assume_noreturn): Likewise.
(main): Move down after all other definitions.  While at it, also
call test_assume_expressions and test_assume_optimization as a
runtime check.

4 years agosys_stat: update comments for S_IRWXUGO, S_IXUGO
Paul Eggert [Mon, 26 Oct 2020 23:52:23 +0000 (16:52 -0700)]
sys_stat: update comments for S_IRWXUGO, S_IXUGO

* lib/sys_stat.in.h (S_IXUGO, S_IRWXUGO): Update comments.
Perhaps these macros should be removed, as they’re not in either
POSIX or GNU.  They could be moved to stat-macros.h, which would
be cleaner in some sense.

4 years agossfmalloc tests: Small tweaks.
Bruno Haible [Sun, 25 Oct 2020 17:18:06 +0000 (18:18 +0100)]
ssfmalloc tests: Small tweaks.

* tests/test-ssfmalloc.c: Add comments.
(alloc_pages): Don't require PROT_EXEC bits.
(block_sizes): Add more small sizes, for better coverage of
ssfmalloc-bitmap.h.

4 years agossfmalloc tests: Portability to Minix.
Bruno Haible [Sun, 25 Oct 2020 17:16:10 +0000 (18:16 +0100)]
ssfmalloc tests: Portability to Minix.

* modules/ssfmalloc-tests (Files): Add m4/mmap-anon.m4.
(configure.ac): Invoke gl_FUNC_MMAP_ANON.
* m4/mmap-anon.m4: Update comment.

4 years agossfmalloc: Portability to AIX.
Bruno Haible [Sun, 25 Oct 2020 17:14:09 +0000 (18:14 +0100)]
ssfmalloc: Portability to AIX.

* modules/ssfmalloc (Include): Add ssfmalloc.h.
(Link): New section.
* modules/ssfmalloc-tests (Makefile.am): Link test-ssfmalloc with
$(LIBTHREAD).

4 years agossfmalloc: Portability to Cygwin.
Bruno Haible [Sun, 25 Oct 2020 17:08:44 +0000 (18:08 +0100)]
ssfmalloc: Portability to Cygwin.

* lib/ssfmalloc.h: Add parameter PAGESIZE_MAX.
(pg_offset_t): Define depending on PAGESIZE_MAX.
* tests/test-ssfmalloc.c: Undefine PAGESIZE.
(PAGESIZE_MAX): New macro.

4 years agossfmalloc: Fix buffer overrun in bitmap search.
Bruno Haible [Sun, 25 Oct 2020 17:03:34 +0000 (18:03 +0100)]
ssfmalloc: Fix buffer overrun in bitmap search.

* lib/ssfmalloc-bitmap.h (find_first_packet_set): Don't access the
word *words_end.

4 years agoautoupdate
Karl Berry [Sun, 25 Oct 2020 14:05:29 +0000 (07:05 -0700)]
autoupdate

4 years agodoc: mention ‘restrict’ and C++
Paul Eggert [Sat, 24 Oct 2020 20:35:17 +0000 (13:35 -0700)]
doc: mention ‘restrict’ and C++

* doc/gnulib-readme.texi (C99 features assumed): Document
that ‘restrict’ should be avoided in C++ code.

4 years agoautoupdate
Karl Berry [Thu, 22 Oct 2020 15:59:02 +0000 (08:59 -0700)]
autoupdate

4 years agoselinux-at, selinux-h: port to SELinux 3.1
Bernhard Voelker [Mon, 19 Oct 2020 23:37:09 +0000 (16:37 -0700)]
selinux-at, selinux-h: port to SELinux 3.1

The new release finally deprecated the typedef 'security_context_t',
see <https://github.com/SELinuxProject/selinux/commit/7a124ca275>.
Use the simpler 'char *' instead.
* lib/getfilecon.c (getfilecon): Adjust type of context parameter.
(lgetfilecon): Likewise.
(fgetfilecon): Likewise.
(map_to_failure): Likewise.
(rpl_getfilecon): Likewise.
(rpl_lgetfilecon): Likewise.
(rpl_fgetfilecon): Likewise.
* lib/se-selinux.in.h (security_context_t): Remove typedef.
(getcon): Adjust type of context parameter.
(freecon): Likewise.
(getfscreatecon): Likewise.
(setfscreatecon): Likewise.
(matchpathcon): Likewise.
(getfilecon): Likewise.
(lgetfilecon): Likewise.
(fgetfilecon): Likewise.
(setfilecon): Likewise.
(lsetfilecon): Likewise.
(fsetfilecon): Likewise.
(security_check_context): Likewise.
(security_check_context_raw): Likewise.
(setexeccon): Likewise.
(security_compute_create): Likewise.
* lib/selinux-at.c (getfileconat): Likewise.
(lgetfileconat): Likewise.
(setfileconat): Likewise.
(lsetfileconat): Likewise.
* lib/selinux-at.h: Likewise.

4 years agoxalloc-die: Fix link error with Solaris cc (regression 2020-07-27).
Bruno Haible [Mon, 19 Oct 2020 23:12:51 +0000 (01:12 +0200)]
xalloc-die: Fix link error with Solaris cc (regression 2020-07-27).

* lib/xalloc.h (xalloc_die): Don't declare if GNULIB_XALLOC_DIE is 0.
(xmalloc, xzalloc, xcalloc, xrealloc, x2realloc, xmemdup, xstrdup,
XMALLOC, XNMALLOC, XZALLOC, XCALLOC, xnmalloc, xnrealloc, x2nrealloc,
xcharalloc): Don't declare/define if GNULIB_XALLOC is 0.
* modules/xalloc (configure.ac): Define GNULIB_XALLOC.
* modules/xalloc-die (configure.ac): Define GNULIB_XALLOC_DIE.

4 years agossfmalloc: Add tests.
Bruno Haible [Mon, 19 Oct 2020 02:04:18 +0000 (04:04 +0200)]
ssfmalloc: Add tests.

* tests/test-ssfmalloc.c: New file.
* modules/ssfmalloc-tests: New file.

4 years agossfmalloc: New module.
Bruno Haible [Mon, 19 Oct 2020 02:03:09 +0000 (04:03 +0200)]
ssfmalloc: New module.

* lib/ssfmalloc.h: New file.
* lib/ssfmalloc-bitmap.h: New file.
* modules/ssfmalloc: New file.

4 years agowchar: Fix configure test result on some versions of AIX.
Bruno Haible [Sun, 18 Oct 2020 21:05:38 +0000 (23:05 +0200)]
wchar: Fix configure test result on some versions of AIX.

Reported by Clément Chigot <clement.chigot@atos.net> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00115.html>.

* m4/wchar_h.m4 (gl_WCHAR_H_INLINE_OK): Execute the test only on glibc
systems.

4 years agotime: Fix warning about asctime when asctime is not used.
Bruno Haible [Sun, 18 Oct 2020 18:42:56 +0000 (20:42 +0200)]
time: Fix warning about asctime when asctime is not used.

* lib/time.in.h (asctime_r, ctime, ctime_r): Fix _GL_WARN_ON_USE
invocation.

4 years ago*-list, *-oset, *-omap: Avoid a GCC warning (regression 2020-10-10).
Bruno Haible [Sun, 18 Oct 2020 13:10:23 +0000 (15:10 +0200)]
*-list, *-oset, *-omap: Avoid a GCC warning (regression 2020-10-10).

* lib/gl_anylinked_list2.h (gl_linked_iterator_free): Remove
'_GL_ATTRIBUTE_CONST'.
* lib/gl_anytree_list2.h (gl_tree_iterator_free): Likewise.
* lib/gl_anytree_omap.h (gl_tree_iterator_free): Likewise.
* lib/gl_anytree_oset.h (gl_tree_iterator_free): Likewise.
* lib/gl_array_list.c (gl_array_iterator_free): Likewise.
* lib/gl_array_omap.c (gl_array_iterator_free): Likewise.
* lib/gl_array_oset.c (gl_array_iterator_free): Likewise.
* lib/gl_carray_list.c (gl_carray_iterator_free): Likewise.

4 years agoobstack: Fix a clang warning.
Bruno Haible [Sun, 18 Oct 2020 12:37:13 +0000 (14:37 +0200)]
obstack: Fix a clang warning.

* lib/obstack.c (print_and_abort): Mark as __attribute_noreturn__.

4 years agohash: Rename hash_delete to hash_remove.
Bruno Haible [Sat, 17 Oct 2020 01:00:59 +0000 (03:00 +0200)]
hash: Rename hash_delete to hash_remove.

* lib/hash.h (hash_remove): Renamed from hash_delete.
(hash_delete): New declaration.
* lib/hash.c (hash_remove): Renamed from hash_delete.
(hash_delete): New function.
* tests/test-hash.c (main): Update.
* lib/fts-cycle.c (leave_dir): Likewise.
* NEWS: Mention the change.

4 years agohash, xhash: Make usable from C++.
Bruno Haible [Sat, 17 Oct 2020 01:00:35 +0000 (03:00 +0200)]
hash, xhash: Make usable from C++.

* lib/hash.h: Add extern "C".

4 years agohash, xhash: Move comments to the .h file.
Bruno Haible [Sat, 17 Oct 2020 00:59:46 +0000 (02:59 +0200)]
hash, xhash: Move comments to the .h file.

* lib/hash.c: Move comments meant for the user from here...
* lib/xhash.c: ... and here...
* lib/hash.h: ... to here.

4 years agoautoupdate
Karl Berry [Fri, 16 Oct 2020 15:55:59 +0000 (08:55 -0700)]
autoupdate

4 years agoautoupdate
Karl Berry [Thu, 15 Oct 2020 16:14:07 +0000 (09:14 -0700)]
autoupdate

4 years agoautoupdate
Karl Berry [Wed, 14 Oct 2020 15:26:45 +0000 (08:26 -0700)]
autoupdate

4 years agoDon't declare an intention to modify the return value of strerror.
Philipp Klaus Krause [Wed, 14 Oct 2020 01:04:27 +0000 (03:04 +0200)]
Don't declare an intention to modify the return value of strerror.

* tests/test-perror2.c (main): Assign the return value of strerror to a
'const char *' variable.

4 years ago*printf: Avoid "expanded before it was required" warning.
Bruno Haible [Sun, 11 Oct 2020 23:12:42 +0000 (01:12 +0200)]
*printf: Avoid "expanded before it was required" warning.

* m4/printf.m4 (gl_SNPRINTF_TRUNCATION_C99): Define through
AC_DEFUN_ONCE.

4 years agogetprogname: Add support for OpenServer 6 and UnixWare 7.
Benji Wiebe [Sun, 11 Oct 2020 19:14:43 +0000 (21:14 +0200)]
getprogname: Add support for OpenServer 6 and UnixWare 7.

* lib/getprogname.c: Include <fcntl.h>, <stdlib.h>, <string.h>.
(getprogname): On OpenServer6 and UnixWare, read /proc/<pid>/cmdline.

4 years agotests: Avoid a name clash on UnixWare.
Bruno Haible [Sun, 11 Oct 2020 18:48:49 +0000 (20:48 +0200)]
tests: Avoid a name clash on UnixWare.

Reported by Tim Rice <tim@multitalents.net> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-02/msg00025.html>.

* tests/nap.h (nap): Define as gl_nap on OpenServer and UnixWare.

4 years agostdioext: Update comments regarding UnixWare.
Bruno Haible [Sun, 11 Oct 2020 14:45:49 +0000 (16:45 +0200)]
stdioext: Update comments regarding UnixWare.

Reported by Tim Rice <tim@multitalents.net> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00005.html>.

* lib/fbufmode.c: Update comments.
* lib/fflush.c: Likewise.
* lib/fpending.c: Likewise.
* lib/fpurge.c: Likewise.
* lib/freadable.h: Likewise.
* lib/freadable.c: Likewise.
* lib/freadahead.c: Likewise.
* lib/freading.h: Likewise.
* lib/freading.c: Likewise.
* lib/freadptr.c: Likewise.
* lib/freadseek.c: Likewise.
* lib/fseeko.c: Likewise.
* lib/fseterr.c: Likewise.
* lib/fwritable.h: Likewise.
* lib/fwritable.c: Likewise.
* lib/fwriting.h: Likewise.
* lib/fwriting.c: Likewise.

4 years agostdioext: Treat OpenServer 6 and UnixWare 7 like OpenServer 5.
Bruno Haible [Sun, 11 Oct 2020 14:20:30 +0000 (16:20 +0200)]
stdioext: Treat OpenServer 6 and UnixWare 7 like OpenServer 5.

Reported Tim Rice <tim@multitalents.net> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00005.html>.
Uses the info from
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00028.html>.

* lib/stdio-impl.h: Test also __SCO_VERSION__ and __sysv5__.

4 years agostdioext: Avoid compilation errors on UnixWare 7.
Bruno Haible [Sun, 11 Oct 2020 13:24:52 +0000 (15:24 +0200)]
stdioext: Avoid compilation errors on UnixWare 7.

Reported by Tim Rice <tim@multitalents.net> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00127.html>.

* lib/fbufmode.c: Don't include <stdio_ext.h> if it does not exist.
* lib/fpurge.c: Likewise.
* lib/freadable.h: Likewise.
* lib/freading.h: Likewise.
* lib/fwritable.h: Likewise.
* lib/fwriting.h: Likewise.
* m4/fbufmode.m4 (gl_FUNC_FBUFMODE): Test whether <stdio_ext.h> exists.
* m4/fpurge.m4 (gl_FUNC_FPURGE): Likewise.
* m4/freadable.m4 (gl_FUNC_FREADABLE): Likewise.
* m4/freading.m4 (gl_FUNC_FREADING): Likewise.
* m4/fwritable.m4 (gl_FUNC_FWRITABLE): Likewise.
* m4/fwriting.m4 (gl_FUNC_FWRITING): Likewise.

4 years agostdioext: Update comments regarding Cygwin.
Bruno Haible [Sun, 11 Oct 2020 12:43:20 +0000 (14:43 +0200)]
stdioext: Update comments regarding Cygwin.

* lib/fpending.c: Update comments.
* lib/fpurge.c: Likewise.
* lib/freadable.h: Likewise.
* lib/freadable.c: Likewise.
* lib/freading.h: Likewise.
* lib/freading.c: Likewise.
* lib/fwritable.h: Likewise.
* lib/fwritable.c: Likewise.
* lib/fwriting.h: Likewise.
* lib/fwriting.c: Likewise.

4 years agoFix "warning: implicit declaration of function 'pthread_sigmask'".
KO Myung-Hun [Sun, 11 Oct 2020 11:30:32 +0000 (13:30 +0200)]
Fix "warning: implicit declaration of function 'pthread_sigmask'".

* lib/signal.in.h [__KLIBC__]: Include <pthread.h>.
* lib/sys_select.in.h [__KLIBC__]: Do not include <signal.h>.

4 years ago*-list, *-oset, *-omap: Avoid possible compiler warnings.
Bruno Haible [Sat, 10 Oct 2020 20:52:22 +0000 (22:52 +0200)]
*-list, *-oset, *-omap: Avoid possible compiler warnings.

Reported by Marc Nieper-Wißkirchen in
<https://lists.gnu.org/r/bug-gnulib/2020-10/msg00025.html>.

* lib/gl_anylinked_list2.h (gl_linked_iterator,
gl_linked_iterator_from_to): Mark as 'pure'.
(gl_linked_iterator_free): Mark as 'const'.
* lib/gl_anytree_list2.h (gl_tree_size, gl_tree_node_value,
gl_tree_search_from_to, gl_tree_indexof_from_to, gl_tree_iterator,
gl_tree_iterator_from_to, gl_tree_sortedlist_search,
gl_tree_sortedlist_search_from_to, gl_tree_sortedlist_indexof,
gl_tree_sortedlist_indexof_from_to): Mark as 'pure'.
(gl_tree_iterator_free): Mark as 'const'.
* lib/gl_anytree_omap.h (gl_tree_size, gl_tree_iterator): Mark as
'pure'.
(gl_tree_iterator_free): Mark as 'const'.
* lib/gl_anytree_oset.h (gl_tree_size, gl_tree_next_node,
gl_tree_prev_node, gl_tree_iterator): Mark as 'pure'.
(gl_tree_iterator_free): Mark as 'const'.
* lib/gl_anytreehash_list1.h (node_position, compare_by_position,
compare_position_threshold): Mark as 'pure'.
* lib/gl_array_list.c (gl_array_size, gl_array_indexof_from_to,
gl_array_search_from_to, gl_array_iterator, gl_array_iterator_from_to,
gl_array_sortedlist_indexof_from_to, gl_array_sortedlist_indexof,
gl_array_sortedlist_search_from_to, gl_array_sortedlist_search): Mark as
'pure'.
(gl_array_iterator_free): Mark as 'const'.
* lib/gl_array_omap.c (gl_array_size, gl_array_indexof, gl_array_search,
gl_array_search_atleast, gl_array_iterator): Mark as 'pure'.
(gl_array_iterator_free): Mark as 'const'.
* lib/gl_array_oset.c (gl_array_size, gl_array_indexof, gl_array_search,
gl_array_indexof_atleast, gl_array_search_atleast, gl_array_iterator,
gl_array_iterator_atleast): Mark as 'pure'.
(gl_array_iterator_free): Mark as 'const'.
* lib/gl_carray_list.c (gl_carray_size, gl_carray_node_value,
gl_carray_next_node, gl_carray_previous_node, gl_carray_get_at,
gl_carray_indexof_from_to, gl_carray_search_from_to, gl_carray_iterator,
gl_carray_iterator_from_to, gl_carray_sortedlist_indexof_from_to,
gl_carray_sortedlist_indexof, gl_carray_sortedlist_search_from_to,
gl_carray_sortedlist_search): Mark as 'pure'.
(gl_carray_iterator_free): Mark as 'const'.

4 years agorbtree-list: Avoid possible compiler warnings.
Bruno Haible [Sat, 10 Oct 2020 20:17:15 +0000 (22:17 +0200)]
rbtree-list: Avoid possible compiler warnings.

This mirrors the change of avltree-list on 2014-09-16.

* lib/gl_rbtree_list.c (gl_rbtree_list_check_invariants): Add extern
declaration. Add cast to void for ignored value of check_invariants.

4 years agostack: New module.
Marc Nieper-Wißkirchen [Sat, 10 Oct 2020 20:21:25 +0000 (22:21 +0200)]
stack: New module.

* MODULES.html.sh: Add entry for the stack module.
* modules/stack: New file.
* modules/stack-tests: New file.
* lib/stack.h: New file.
* tests/test-stack.c: New file.

4 years agoattribute: improve const, pure doc
Paul Eggert [Sat, 10 Oct 2020 18:48:16 +0000 (11:48 -0700)]
attribute: improve const, pure doc

Problem reported by Marc Nieper-Wißkirchen in:
https://lists.gnu.org/r/bug-gnulib/2020-10/msg00035.html
* lib/attribute.h (ATTRIBUTE_CONST, ATTRIBUTE_PURE): Improv doc.  See:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51971#c1

4 years agothread: pacify GCC on Solaris 10
Paul Eggert [Mon, 5 Oct 2020 18:04:33 +0000 (11:04 -0700)]
thread: pacify GCC on Solaris 10

Problem reported by Kiyoshi KANAZAWA for grep (Bug#43666#29).
* lib/glthread/thread.h (gl_thread_self): Use ‘(pthread_t) 0’
instead of ‘(pthread_t) NULL’, to pacify GCC on Solaris 10
where pthread_t is unsigned int.

4 years agoc-stack: avoid AS_IF
Paul Eggert [Mon, 5 Oct 2020 01:46:44 +0000 (18:46 -0700)]
c-stack: avoid AS_IF

Problem reported by Bruno Haible in:
https://lists.gnu.org/r/bug-gnulib/2020-10/msg00018.html
* m4/c-stack.m4 (gl_PREREQ_C_STACK): No need for AS_IF.

4 years agoc-stack: pacify GCC 9.3.1 when using libsigsegv
Paul Eggert [Mon, 5 Oct 2020 01:12:50 +0000 (18:12 -0700)]
c-stack: pacify GCC 9.3.1 when using libsigsegv

* lib/c-stack.c [USE_LIBSIGSEGV]: Disable --suggest-attribute=pure.

4 years agolocalename: Fix a couple of "unused parameter" warnings.
Bruno Haible [Sun, 4 Oct 2020 22:02:27 +0000 (00:02 +0200)]
localename: Fix a couple of "unused parameter" warnings.

Reported by Marc Nieper-Wißkirchen <marc@nieper-wisskirchen.de> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00014.html>.

* lib/localename.c (gl_locale_name_thread_unsafe, gl_locale_name_thread,
gl_locale_name_posix, gl_locale_name_environ): Add _GL_UNUSED in
parameter list.

4 years agovasnprintf: Don't use %n on modern, ISO C 99 compliant platforms.
Bruno Haible [Sun, 4 Oct 2020 13:59:26 +0000 (15:59 +0200)]
vasnprintf: Don't use %n on modern, ISO C 99 compliant platforms.

Suggested by Jeremie Courreges-Anglas <jca@wxcvbn.org> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-10/msg00010.html>.

* m4/vasnprintf.m4 (gl_PREREQ_VASNPRINTF): Define
HAVE_SNPRINTF_TRUNCATION_C99.
* lib/vasnprintf.c (VASNPRINTF): Don't use %n if
HAVE_SNPRINTF_RETVAL_C99 && HAVE_SNPRINTF_TRUNCATION_C99.

4 years agoc-stack: streamline Solaris configuration
Paul Eggert [Sat, 3 Oct 2020 19:51:08 +0000 (12:51 -0700)]
c-stack: streamline Solaris configuration

* lib/c-stack.c: Omit mention of HAVE_SIGALTSTACK, since
the code is used only if a test for sigaltstack worked
in some other way.
* m4/c-stack.m4 (gl_PREREQ_C_STACK): Do not require gl_LIBSIGSEGV;
instead, execute gl_LIBSIGSEGV only if needed (because the XSI
heuristic does not work).
* modules/c-stack (Files): Add m4/libsigsegv.m4, since
we no longer require the libsigsegv module.
(Depends-on): Depend on havelib, not libsigsegv.

4 years agoc-stack: stop using SIGSTKSZ
Paul Eggert [Wed, 30 Sep 2020 20:50:36 +0000 (13:50 -0700)]
c-stack: stop using SIGSTKSZ

It’s been proposed to stop making SIGSTKSZ an integer constant:
https://sourceware.org/pipermail/libc-alpha/2020-September/118028.html
Also, using SIGSTKSZ in #if did not conform to current POSIX.
Also, avoiding SIGSTKSZ makes the code simpler and easier to grok.
* lib/c-stack.c (SIGSTKSZ): Remove.
(alternate_signal_stack): Now a 64 KiB array, for simplicity.
All uses changed.

4 years agoc-stack: fix libsigsegv typo
Paul Eggert [Tue, 29 Sep 2020 21:11:22 +0000 (14:11 -0700)]
c-stack: fix libsigsegv typo

Problem reported by Bruno Haible in:
https://lists.gnu.org/r/bug-gnulib/2020-09/msg00175.html
* lib/c-stack.c (USE_LIBSIGSEGV): Fix typo that caused libsigsegv
to be used only on Solaris (exactly where it is not needed!).

4 years agoMODULES.html.sh: Fix typo.
Thien-Thi Nguyen [Sat, 3 Oct 2020 13:36:04 +0000 (15:36 +0200)]
MODULES.html.sh: Fix typo.

* MODULES.html.sh (Numeric conversion functions <stdlib.h>): Fix typo.

4 years agoversion-etc: pacify Oracle Studio 12.6
Paul Eggert [Mon, 28 Sep 2020 08:18:49 +0000 (01:18 -0700)]
version-etc: pacify Oracle Studio 12.6

Without this patch, it complains: "version-etc.h", line 64:
warning: token-less macro argument (E_TOKENLESS_MACRO)" when in
pedantic mode.
* lib/version-etc.h (version_etc): Port to C89 macro rules.

4 years agoAvoid "warning: The macro `AC_DECL_SYS_SIGLIST' is obsolete".
Bruno Haible [Sun, 27 Sep 2020 22:49:20 +0000 (00:49 +0200)]
Avoid "warning: The macro `AC_DECL_SYS_SIGLIST' is obsolete".

Reported by Gavin Smith <gavinsmith0123@gmail.com> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00154.html>.

* m4/strsignal.m4 (gl_PREREQ_STRSIGNAL): Check for sys_siglist
ourselves; don't use AC_DECL_SYS_SIGLIST.

4 years agoAvoid "warning: The macro `_AC_COMPUTE_INT' is obsolete".
Bruno Haible [Sun, 27 Sep 2020 22:39:54 +0000 (00:39 +0200)]
Avoid "warning: The macro `_AC_COMPUTE_INT' is obsolete".

Reported by Gavin Smith <gavinsmith0123@gmail.com> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00154.html>.

* m4/gethostname.m4 (gl_PREREQ_HOST_NAME_MAX): Use AC_COMPUTE_INT
instead of _AC_COMPUTE_INT.

4 years agoAvoid "warning: The macro `AC_HEADER_STDC' is obsolete".
Bruno Haible [Sun, 27 Sep 2020 22:27:43 +0000 (00:27 +0200)]
Avoid "warning: The macro `AC_HEADER_STDC' is obsolete".

Reported by Gavin Smith <gavinsmith0123@gmail.com> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00154.html>.

Based on a patch by Paul Eggert.

* m4/malloc.m4 (_AC_FUNC_MALLOC_IF): Don't require AC_HEADER_STDC. Don't
test STDC_HEADERS. Assume <stdlib.h> exists.
* m4/realloc.m4 (_AC_FUNC_REALLOC_IF): Likewise.

4 years agoEnable testing of prereleases of Autoconf 2.70.
Bruno Haible [Sun, 27 Sep 2020 22:15:38 +0000 (00:15 +0200)]
Enable testing of prereleases of Autoconf 2.70.

Suggested by Paul Eggert in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00160.html>.

* m4/alloca.m4 (_AC_LIBOBJ_ALLOCA): Test for Autoconf >= 2.69c, not
>= 2.70.
* m4/largefile.m4 (AC_SYS_LARGEFILE): Likewise.
* m4/pid_t.m4 (AC_TYPE_PID_T): Likewise.
* m4/sys_types_h.m4 (AC_HEADER_MAJOR): Likewise.

4 years agoAvoid "warning: The macro `AC_PROG_CC_STDC' is obsolete".
Bruno Haible [Sun, 27 Sep 2020 19:56:10 +0000 (21:56 +0200)]
Avoid "warning: The macro `AC_PROG_CC_STDC' is obsolete".

Reported by Gavin Smith <gavinsmith0123@gmail.com> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00151.html>.

* m4/gnulib-common.m4 (gl_PROG_CC_C99): Use AC_PROG_CC_C99 or
AC_PROG_CC, depending on the Autoconf version.

4 years agoAvoid "warning: The macro `AC_HELP_STRING' is obsolete".
Gavin Smith [Sun, 27 Sep 2020 19:06:51 +0000 (21:06 +0200)]
Avoid "warning: The macro `AC_HELP_STRING' is obsolete".

* m4/threadlib.m4 (gl_THREADLIB_EARLY_BODY): Use AS_HELP_STRING instead
of AC_HELP_STRING.
* m4/libgcrypt.m4 (AM_PATH_LIBGCRYPT): Likewise.

4 years agoAvoid "warning: $as_echo_n is obsolete" from autoconf 2.69c.
Bruno Haible [Sun, 27 Sep 2020 19:03:24 +0000 (21:03 +0200)]
Avoid "warning: $as_echo_n is obsolete" from autoconf 2.69c.

Reported by Gavin Smith <gavinsmith0123@gmail.com> in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-09/msg00151.html>.
* m4/gnulib-common.m4 (gl_CACHE_VAL_SILENT): Use gl_SILENT.

4 years agoautoupdate
Karl Berry [Sun, 27 Sep 2020 14:38:08 +0000 (07:38 -0700)]
autoupdate

4 years agoextensions: Simplify last commit.
Bruno Haible [Sun, 27 Sep 2020 12:49:21 +0000 (14:49 +0200)]
extensions: Simplify last commit.

* m4/extensions.m4 (gl_USE_SYSTEM_EXTENSIONS): Don't require
AC_GNU_SOURCE ever.

4 years agoextensions: require AC_GNU_SOURCE only for <=2.63
Paul Eggert [Sun, 27 Sep 2020 02:18:08 +0000 (19:18 -0700)]
extensions: require AC_GNU_SOURCE only for <=2.63

Problem reported by Gavin Smith in:
https://lists.gnu.org/r/autoconf/2020-09/msg00012.html
* m4/extensions.m4 ([gl_USE_SYSTEM_EXTENSIONS]):
Require AC_GNU_SOURCE only for Autoconf 2.63 and earlier, since it
shouldn’t be needed after that, and Autoconf 2.70 complains about
it being obsolete.

4 years agoregex-tests: Make test more robust.
Bruno Haible [Sat, 26 Sep 2020 13:57:08 +0000 (15:57 +0200)]
regex-tests: Make test more robust.

* tests/test-regex.c (main): Make sure to revert the locale to "C" after
the test in "tr_TR.UTF-8" locale. Exit if we can't revert it.

4 years agodfa: remove unused the member of structure
Norihiro Tanaka [Sat, 26 Sep 2020 00:50:01 +0000 (09:50 +0900)]
dfa: remove unused the member of structure

* lib/dfa.c (struct dfa): Remove unused member 'first_end'.

4 years agoregex-tests: fix possible Turkish false-alarm
Paul Eggert [Sat, 26 Sep 2020 02:00:53 +0000 (19:00 -0700)]
regex-tests: fix possible Turkish false-alarm

* modules/regex-tests (Depends-on): Add wctype-h.
* tests/test-regex.c: Include wctype.h.
(main): Check that ‘i’ uppercases to ‘İ’ in Turkish,
as the Turkish regex test assumes this.

4 years agoregex-tests: fix test and add debug output
Paul Eggert [Fri, 25 Sep 2020 23:02:36 +0000 (16:02 -0700)]
regex-tests: fix test and add debug output

Perhaps this will fix the recent grep test failure reported at:
https://buildfarm.opencsw.org/buildbot/builders/ggrep-solaris10-sparc/builds/199
At least, the debug output should help narrow down the failure.
* tests/test-regex.c: Include stdarg.h, stdio.h.
(exit_status): New var.
(report_error): New function.
(main): Use it to report failures to stdout instead of merely
exiting with some nonzero status.  The status info alone isn’t
enough to do remote debugging.  In the new tr_TR.UTF-8 test, clear
regex before calling re_compile_pattern, fixing a portability bug.

4 years agoregex: no longer match glibc
Paul Eggert [Fri, 25 Sep 2020 21:38:06 +0000 (14:38 -0700)]
regex: no longer match glibc

* config/srclist.txt: Comment out regex_internal.c for now.

4 years agoautoupdate
Karl Berry [Fri, 25 Sep 2020 15:03:18 +0000 (08:03 -0700)]
autoupdate

4 years agoregex: fix ignore-case Turkish bug
Paul Eggert [Thu, 24 Sep 2020 00:03:45 +0000 (17:03 -0700)]
regex: fix ignore-case Turkish bug

* lib/regex_internal.c (build_wcs_upper_buffer):
Do not assume that converting single-byte character to upper
yields a single-byte character.  This is not true for Turkish,
where towupper (L'i') yields L'İ', which is not single-byte.
* tests/test-regex.c (main): Test for this bug.

4 years agoregex: port to weird isascii platforms
Paul Eggert [Wed, 23 Sep 2020 23:45:16 +0000 (16:45 -0700)]
regex: port to weird isascii platforms

* lib/regex_internal.h (isascii) [!_LIBC]: Supply glibc version.

4 years agodfa: make dfasupported a global function
Norihiro Tanaka [Sun, 20 Sep 2020 07:00:04 +0000 (16:00 +0900)]
dfa: make dfasupported a global function

* lib/dfa.c (dfasupported): Rename, and make it global.
Update caller.
* lib/dfa.h (dfasupported): Add prototype.

4 years agocanonicalize: Add support for UNC file names on native Windows.
Bruno Haible [Sun, 20 Sep 2020 22:52:26 +0000 (00:52 +0200)]
canonicalize: Add support for UNC file names on native Windows.

Reported and initial patch by Vaclav Slavik <vaclav@slavik.io> in
<https://savannah.gnu.org/bugs/?59079>.

* lib/canonicalize.c (canonicalize_filename_mode): For UNC file names,
extend the prefix to include the server.

4 years agosupersede: Fix test failures on native Windows.
Bruno Haible [Sun, 20 Sep 2020 22:51:54 +0000 (00:51 +0200)]
supersede: Fix test failures on native Windows.

* lib/supersede.c (open_supersede): Handle non-regular files on native
Windows like on Solaris.
* tests/test-supersede-open.h (test_open_supersede): Use O_BINARY flag.

4 years agotest-stdalign: test Oracle Studio better
Paul Eggert [Sun, 20 Sep 2020 22:42:43 +0000 (15:42 -0700)]
test-stdalign: test Oracle Studio better

* doc/posix-headers/stdalign.texi (stdalign.h):
* tests/test-stdalign.c (main):
Sun Studio Bug #2125432 seems to be fixed.

4 years agoc-stack: output diagnostic in single 'write'
Paul Eggert [Sun, 20 Sep 2020 19:52:15 +0000 (12:52 -0700)]
c-stack: output diagnostic in single 'write'

* lib/c-stack.c (die): In the typical case, use just one 'write'
syscall to output the diagnostic, as this lessens interleaving.
(die, c_stack_action): Assume C99.
* modules/c-stack (Depends-on): Add c99, mempcpy.

4 years agoc-stack: improve checking if !libsigsegv
Paul Eggert [Sun, 20 Sep 2020 18:48:17 +0000 (11:48 -0700)]
c-stack: improve checking if !libsigsegv

If SIGINFO_WORKS, do not treat a null pointer dereference as if it
were a stack overflow.  Use uintptr_t and INT_ADD_WRAPV to avoid
unlikely pointer overflow.  Also, fix some obsolete code and typos.
I found these problems while looking into this bug report:
https://lists.gnu.org/r/grep-devel/2020-09/msg00053.html
* lib/c-stack.c: Include c-stack.h first, to test interface.
Include inttypes.h for UINTPTR_MAX, stdbool.h, stddef.h for
max_align_t, intprops.h for INT_ADD_WRAPV.
(USE_LIBSIGSEGV): New macro; use it to simplify later code.
(SIGSTKSZ): Simplify setup.  Work around libsigsegv bug only
for libsigsegv 2.8 and earlier since the bug should be fixed
after that.
(alternate_signal_stack): Use max_align_t instead of doing it by hand.
(segv_handler, overflow_handler, segv_handler) [DEBUG]:
Assume sprintf returns byte count; this assumption is safe now.
(page_size): New static volatile variable, since sysconf isn’t
documented to be async-signal-safe on Solaris.  This variable is
present and used if (!USE_LIBSIGSEGV && HAVE_SIGALTSTACK &&
HAVE_DECL_SIGALTSTACK && HAVE_STACK_OVERFLOW_HANDLING &&
SIGINFO_WORKS).
(segv_handler): Use it if present.  Never report null pointer
dereference as a stack overflow.  Check for (unlikely) unsigned
and/or pointer overflow.
* m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC):
Rename cache variables to gl_cv_sys_stack_overflow_works
and gl_cv_sys_xsi_stack_overflow_heuristic.
All uses changed.
(gl_PREREQ_C_STACK): Do not require AC_FUNC_ALLOCA, since
c-stack no longer uses STACK_DIRECTION.
Do not check for unistd.h, since we depend on unistd.
Fix shell typo ‘$"ac_cv_sys_xsi_stack_overflow_heuristic"’.
* modules/c-stack (Depends-on): Sort.  Add intprops, inttypes,
stdbool, stddef.

4 years agoRevert now-unnecessary override of config.guess on Alpine Linux 3.10.
Bruno Haible [Sun, 20 Sep 2020 18:40:50 +0000 (20:40 +0200)]
Revert now-unnecessary override of config.guess on Alpine Linux 3.10.

* m4/musl.m4: Revert 2020-09-19 patch.
* m4/setlocale_null.m4: Likewise.
* modules/setlocale-null: Likewise.

4 years agoautoupdate
Karl Berry [Sun, 20 Sep 2020 15:09:21 +0000 (08:09 -0700)]
autoupdate

4 years agorelocatable-prog: Fix for multiple relocatable library directories.
Ben Pfaff [Sun, 20 Sep 2020 14:44:29 +0000 (16:44 +0200)]
relocatable-prog: Fix for multiple relocatable library directories.

* build-aux/reloc-ldflags: Fix handling of multiple relocatable library
directories.  Each one needs its own -Wl,-rpath,$dir option, instead of
being attached to a single one.

4 years agotest-verify.c: avoid -Wshadow warnings
Jim Meyering [Sun, 20 Sep 2020 02:24:42 +0000 (19:24 -0700)]
test-verify.c: avoid -Wshadow warnings

* tests/test-verify.c (gx): Rename global from "x". Adjust use.
(enum): Capitalize member names. Adjust uses.

4 years agohavelib: Avoid linking with libc.a on GNU systems.
Bruno Haible [Sat, 19 Sep 2020 23:40:36 +0000 (01:40 +0200)]
havelib: Avoid linking with libc.a on GNU systems.

Reported by Bruce Dubbs <bruce.dubbs@gmail.com> in
<https://lists.gnu.org/archive/html/grep-devel/2020-09/msg00052.html>.

* m4/lib-link.m4 (AC_LIB_LINKFLAGS_BODY): When processing the
dependency_libs value of a .la file, ignore '-lc' options on GNU
systems.

4 years agoFix recognition of musl libc on Alpine Linux 3.10.
Bruno Haible [Sat, 19 Sep 2020 13:08:43 +0000 (15:08 +0200)]
Fix recognition of musl libc on Alpine Linux 3.10.

Reported by Jeffrey Walton <noloader@gmail.com> in
<https://lists.gnu.org/archive/html/grep-devel/2020-09/msg00020.html>.

* m4/musl.m4 (gl_MUSL_CANONICAL_HOST): New macro.
(gl_MUSL_LIBC): Require it.
* m4/setlocale_null.m4 (gl_FUNC_SETLOCALE_NULL): Likewise.
* modules/setlocale-null (Files): Add m4/musl.m4.

4 years agonl_langinfo: Make multithread-safe on Solaris 10 and Solaris 11.3.
Bruno Haible [Sat, 19 Sep 2020 10:37:14 +0000 (12:37 +0200)]
nl_langinfo: Make multithread-safe on Solaris 10 and Solaris 11.3.

Reported for Solaris 10 by Dagobert Michelsen via Paul Eggert in
<https://lists.gnu.org/archive/html/bug-gnulib/2020-01/msg00023.html>
and for Solaris 11.3 by Jeffrey Walton <noloader@gmail.com> in
<https://lists.gnu.org/archive/html/bug-grep/2020-06/msg00013.html>.

* lib/nl_langinfo-lock.c: New file, based on lib/setlocale_null-lock.c.
* lib/nl_langinfo.c: Include <stdlib.h> and <windows.h> or <pthread.h>
or <threads.h>.
(ITEMS, MAX_RESULT_LEN): New macros.
(nl_langinfo_unlocked): New function.
(gl_get_nl_langinfo_lock): New declaration.
(nl_langinfo_with_lock): New function, based on lib/setlocale_null.c.
(rpl_nl_langinfo): Use nl_langinfo_with_lock instead of nl_langinfo.
* m4/nl_langinfo.m4 (gl_FUNC_NL_LANGINFO): Require gl_PTHREADLIB. Define
HAVE_THREADS_H. Set NL_LANGINFO_MTSAFE. If setting it to 0, also set
REPLACE_NL_LANGINFO.
(gl_PREREQ_NL_LANGINFO_LOCK): New macro.
* modules/nl_langinfo (Files): Add lib/nl_langinfo-lock.c,
lib/windows-initguard.h, m4/threadlib.m4, m4/visibility.m4.
(configure.ac): Compile nl_langinfo-lock.c when NL_LANGINFO_MTSAFE is 0.
* doc/posix-functions/nl_langinfo.texi: Mention the Solaris bug.

4 years agofsusage, getaddrinfo: Produce more regular configure output.
Bruno Haible [Sat, 19 Sep 2020 00:00:38 +0000 (02:00 +0200)]
fsusage, getaddrinfo: Produce more regular configure output.

* m4/fsusage.m4 (gl_FILE_SYSTEM_USAGE): Remove AC_MSG_CHECKING without
corresponding AC_MSG_RESULT.
* m4/getaddrinfo.m4 (gl_GETADDRINFO): Likewise.

4 years agoAdd back gl_SILENT.
Bruno Haible [Fri, 18 Sep 2020 23:58:12 +0000 (01:58 +0200)]
Add back gl_SILENT.

* m4/gnulib-common.m4 (GL_TMP_FD, gl_SILENT): New macros.

4 years agoc-stack-tests: fix -fsanitize=undefined false alarm
Paul Eggert [Fri, 18 Sep 2020 17:33:02 +0000 (10:33 -0700)]
c-stack-tests: fix -fsanitize=undefined false alarm

* tests/test-c-stack2.sh: Skip the test-harness self-test
if ‘gcc -fsanitize=undefined’ is in use.

4 years agosignalblocking: simplify and remove gl_SILENT
Paul Eggert [Fri, 18 Sep 2020 02:16:07 +0000 (19:16 -0700)]
signalblocking: simplify and remove gl_SILENT

gl_SILENT was problematic because if a trap was sprung, stderr
generated during the trap was lost.  Avoid the problem by
removing the need for gl_SILENT.
* m4/gnulib-common.m4 (GL_TMP_FD, gl_SILENT): Remove.
* m4/signalblocking.m4 (gl_SIGNALBLOCKING):
Simplify, avoiding the need for gl_SILENT while preserving the
ability of the user to override the value of the cache variable,
now ac_cv_func_sigprocmask.

4 years agosigprocmask: Fix configuration failure on Solaris 10 (regr. 2020-07-25). Part 2.
Bruno Haible [Thu, 17 Sep 2020 21:02:51 +0000 (23:02 +0200)]
sigprocmask: Fix configuration failure on Solaris 10 (regr. 2020-07-25). Part 2.