Bruno Haible [Mon, 21 Aug 2023 15:23:41 +0000 (17:23 +0200)]
alignasof, stdalign: Fix a compilation error in C++ mode on FreeBSD 12.
* m4/stdalign.m4 (gl_ALIGNASOF): In C++ mode, prefer __builtin_offsetof
over offsetof when possible, since __builtin_offsetof works also when
<stddef.h> has not been fully included yet.
Bruno Haible [Sun, 20 Aug 2023 00:43:01 +0000 (02:43 +0200)]
ldexp: Work around OpenBSD/mips64 bug.
* lib/math.in.h (ldexp): New declaration.
* lib/ldexp.c: New file, based on lib/ldexpl.c.
* lib/ldexpl.c: Moved the implementation to lib/ldexp.c. Just include
it.
* m4/math_h.m4 (gl_MATH_H_REQUIRE_DEFAULTS): Initialize GNULIB_LDEXP.
(gl_MATH_H_DEFAULTS): Initialize REPLACE_LDEXP.
* m4/ldexp.m4 (gl_FUNC_LDEXP): Require gl_MATH_H_DEFAULTS and
gl_FUNC_ISNAND. Invoke gl_FUNC_LDEXP_WORKS. Set REPLACE_LDEXP. Consider
it when setting LDEXP_LIBM.
(gl_FUNC_LDEXP_WORKS): New macro.
* modules/math (Makefile.am): Substitute GNULIB_LDEXP, REPLACE_LDEXP.
* modules/ldexp (Files): Add lib/ldexp.c.
(Depends-on): Add math, isnand.
(configure.ac): Set GL_COND_OBJ_LDEXP. Invoke gl_MATH_MODULE_INDICATOR.
(Makefile.am): Conditionally compile ldexp.c.
* modules/ldexpl (Files): Add lib/ldexp.c.
* doc/posix-functions/ldexp.texi: Mention the OpenBSD bug.
Bruno Haible [Sat, 19 Aug 2023 22:45:05 +0000 (00:45 +0200)]
logbl: Work around endless loop on OpenBSD 7.3/mips64.
* m4/logbl.m4 (gl_FUNC_LOGBL_WORKS): Terminate the test program if it
takes longer than 5 seconds.
* doc/posix-functions/logbl.texi: Mention the OpenBSD bug.
Bruno Haible [Fri, 18 Aug 2023 20:38:04 +0000 (22:38 +0200)]
thrd: Work around thrd_join bug on AIX 7.3.1.
* m4/threads_h.m4 (gl_THREADS_H): Test against AIX 7 thrd_join bug. Set
BROKEN_THRD_JOIN.
(gl_THREADS_H_DEFAULTS): Initialize BROKEN_THRD_JOIN.
* m4/thrd.m4 (gl_FUNC_THRD_JOIN): Set REPLACE_THRD_* to 1 also if
BROKEN_THRD_JOIN is 1. Define BROKEN_THRD_START_T_OR_JOIN instead of
BROKEN_THRD_START_T.
* modules/threads-h (Makefile.am): Substitute BROKEN_THRD_JOIN.
* lib/threads.in.h (rpl_thrd_t, thrd_t): Define also if BROKEN_THRD_JOIN
is 1.
* lib/thrd.c: Test BROKEN_THRD_START_T_OR_JOIN instead of
BROKEN_THRD_START_T.
* doc/posix-functions/thrd_join.texi: Update.
* doc/posix-functions/thrd_exit.texi: Likewise.
Bruno Haible [Fri, 18 Aug 2023 19:14:40 +0000 (21:14 +0200)]
thrd: Refactor.
* m4/thrd.m4 (gl_FUNC_THRD_JOIN): Define BROKEN_THRD_JOIN_NULL, not
BROKEN_THRD_JOIN. Rename gl_cv_func_thrd_join_works to
gl_cv_func_thrd_join_null_works.
* lib/thrd.c: Test BROKEN_THRD_JOIN_NULL instead of BROKEN_THRD_JOIN.
Bruno Haible [Fri, 18 Aug 2023 16:54:28 +0000 (18:54 +0200)]
aligned_alloc: Fix test failure on AIX 7.3 with ibm-clang.
* m4/aligned_alloc.m4 (gl_FUNC_ALIGNED_ALLOC): Use 'volatile', to
disable optimization of ibm-clang -O2.
* doc/posix-functions/aligned_alloc.texi: Update version info.
* lib/readutmp.h (extract_trimmed_name): Add specification comment.
(read_utmp): Move specification comment from lib/readutmp.c to here.
Mention also UTMP_FILE and READ_UTMP_USER_PROCESS.
* lib/readutmp.c (extract_trimmed_name): Fix comment.
* modules/readutmp (Include): Only include the .h file if
HAVE_UTMPX_H || HAVE_UTMP_H.
Paul Eggert [Sun, 30 Jul 2023 00:06:42 +0000 (17:06 -0700)]
readutmp: work around glibc utmpx bug
When compiled with _TIME_BITS=64, glibc <utmpx.h> does not work,
because the files use 32-bit time_t and the code passes this to
the user unmodified, but <utmpx.h> defines a struct with 64-bit
time_t. Work around this compatibility bug. Problem reported
by Jakub Wilk via Sven Joachim <https://bugs.gnu.org/64937>.
* lib/readutmp.c (copy_utmp_entry): New function.
(read_utmp): Use it.
Bruno Haible [Fri, 28 Jul 2023 13:15:26 +0000 (15:15 +0200)]
uchar: Include the necessary snippets.
* lib/uchar.in.h: Add insertion points for _GL_ARG_NONNULL and
_GL_WARN_ON_USE.
* modules/uchar (Depends-on): Add snippet/arg-nonnull,
snippet/warn-on-use.
(Makefile.am): In uchar.h, include the ARG_NONNULL_H and WARN_ON_USE_H
snippets.
Bruno Haible [Sun, 25 Jun 2023 17:11:26 +0000 (19:11 +0200)]
strerrorname_np: Add support for Solaris 11.4/sparc.
* lib/strerrorname_np.c (strerrorname_np): Consider ECKSUM, EFRAGS.
Allow ENOANO to be overloaded to another value.
* tests/test-strerrorname_np.c (main): Likewise.
Bruno Haible [Sun, 25 Jun 2023 16:19:06 +0000 (18:19 +0200)]
strerrorname_np: Work around glibc bug on PowerPC, SPARC systems.
* m4/strerrorname_np.m4 (gl_FUNC_STRERRORNAME_NP): Test also
strerrorname_np (EDEADLOCK).
* doc/glibc-functions/strerrorname_np.texi: Mention that glibc 2.36
still needs a workaround.
Paul Eggert [Mon, 19 Jun 2023 21:08:06 +0000 (14:08 -0700)]
largefile: port to GNU/Linux alpha and s390x
This patch syncs from Autoconf master.
Problem reported by Matoro <https://bugs.gnu.org/64123>.
* lib/autoconf/specific.m4 (_AC_SYS_LARGEFILE_TEST_CODE):
New overridable macro FTYPE, to test types other than off_t.
(_AC_SYS_LARGEFILE_TEST_CODE): Test ino_t for
-D_FILE_OFFSETBITS=64 too, if no flags are needed for off_t.
Needed for GNU/Linux on alpha and s390x.
Bruno Haible [Thu, 15 Jun 2023 06:38:48 +0000 (08:38 +0200)]
aligned-malloc, rmdir-errno: Sanitize configuration test result.
* m4/malloc-align.m4 (gl_MALLOC_ALIGNMENT): Don't put a newline at the
end of the conftest.out file.
* m4/rmdir-errno.m4 (gl_FUNC_RMDIR_NOTEMPTY): Don't put a newline at the
end of the confdir2/errno file.
Jim Meyering [Fri, 9 Jun 2023 17:15:30 +0000 (10:15 -0700)]
maint.mk: sc_prohibit_xalloc_without_use: also match alloc_die
* top/maint.mk (sc_prohibit_xalloc_without_use):
Adjust in-comment command's regexp so it also finds alloc_die,
whose declaration has a prefix of "_Noreturn" .
Also delete some now-obsolete commentary.
(_xa1): Regenerate the regexp using that command.
Reported by Pádraig Brady in
<https://lists.gnu.org/r/bug-gnulib/2023-06/msg00062.html>.
Paul Eggert [Fri, 9 Jun 2023 18:13:19 +0000 (11:13 -0700)]
xalloc-die: omit /*extern*/
* lib/xalloc.h (xalloc_die): Omit leading "/*extern*/".
It complicates syntax checking; see:
https://lists.gnu.org/r/bug-gnulib/2023-06/msg00062.html
Plus, it’s inconsistent style: the other function declarations in
xalloc.h don’t use ‘extern’. (I’m not a fan of using ‘extern’ when
it’s just noise, as is the case here.)
Bruno Haible [Thu, 18 May 2023 14:03:00 +0000 (16:03 +0200)]
gnulib-tool: Ignore .orig and .rej files under modules/.
* gnulib-tool (func_sanitize_modulelist): Exclude also files whose name
ends in .orig or .rej.
* pygnulib/GLModuleSystem.py (GLModuleSystem.file_is_module): Likewise.
Bruno Haible [Fri, 5 May 2023 10:39:25 +0000 (12:39 +0200)]
vasnprintf: Make '0' flag handling more ISO C compliant.
* lib/vasnprintf.c (VASNPRINTF): When doing the padding ourselves,
ignore the '0' flag if a precision is specified and the conversion is
one of d, i, o, u, x, X, b, B.
Paul Eggert [Mon, 1 May 2023 18:19:05 +0000 (11:19 -0700)]
extern-inline: port to pcc
* m4/extern-inline.m4 (gl_EXTERN_INLINE): Port to pcc
1.2.0.DEVEL 20220331, which doesn’t support extern inline
even though it claims to be GCC 4.3 and to support C11.
Bruno Haible [Sat, 29 Apr 2023 01:24:43 +0000 (03:24 +0200)]
stdio: Avoid different configure results in different testdirs.
* m4/stdio_h.m4 (gl_STDIO_H_EARLY): New macro, extracted from
gl_STDIO_H.
(gl_STDIO_H): Move the code that sets __USE_MINGW_ANSI_STDIO to
gl_STDIO_H_EARLY.
* modules/stdio (configure.ac-early): New section.
Po Lu [Wed, 26 Apr 2023 02:57:31 +0000 (04:57 +0200)]
gnulib-tool: For conditional dependencies, generate portable sh code.
* gnulib-tool (func_emit_autoconf_snippets): Avoid sh syntax
'if ! variable', that does not work with Solaris /bin/sh.
* pygnulib/GLEmiter.py (GLEmiter.autoconfSnippets): Likewise.
Bruno Haible [Tue, 25 Apr 2023 11:38:47 +0000 (13:38 +0200)]
poll tests: Avoid test failure on native Windows.
* tests/test-poll.c (test_pipe): Disable the POLLHUP check also on
native Windows.
* doc/posix-functions/poll.texi: Mention also native Windows w.r.t.
POLLHUP.
Bruno Haible [Mon, 24 Apr 2023 10:48:31 +0000 (12:48 +0200)]
unicodeio tests: Avoid test failures on native Windows.
* tests/test-unicodeio.c: Include localcharset.h.
(main): Handle C locales whose encoding is CP1252 or similar.
* modules/unicodeio-tests (Depends-on): Add localcharset.
Bruno Haible [Thu, 20 Apr 2023 06:42:56 +0000 (08:42 +0200)]
assert-h, verify: Fix compilation error in C++ mode with MSVC 14.30.
* lib/verify.h (_Static_assert): In C++ mode with MSVC 14.1 or newer,
define merely to static_assert.
(static_assert): In C++ mode with MSVC 14.1 or newer, don't define.
Bruno Haible [Sat, 15 Apr 2023 16:05:57 +0000 (18:05 +0200)]
Fix compilation errors of list, set, oset, map, omap in C++ mode.
* m4/gnulib-common.m4 (gl_COMMON_BODY): Define
_GL_BRACKET_BEFORE_ATTRIBUTE. In _GL_ATTRIBUTE_DEPRECATED,
_GL_ATTRIBUTE_MAYBE_UNUSED, _GL_ATTRIBUTE_NODISCARD, don't use the
bracket syntax if _GL_BRACKET_BEFORE_ATTRIBUTE is defined.