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* doc: Mention macOS wcwidth bug.Bruno Haible2023-05-041-1/+1
| | | | | * m4/wcwidth.m4 (gl_FUNC_WCWIDTH): Mention macOS bugs. * doc/posix-functions/wcwidth.texi: Update regarding macOS.
* localeconv: Work around a mingw bug.Bruno Haible2023-04-281-0/+4
| | | | | | | | | | * m4/localeconv.m4 (gl_FUNC_LOCALECONV): Test whether fields of type 'char' are filled correctly. (gl_PREREQ_LOCALECONV): Test whether 'struct lconv' has the int_{p,n}_* members. * lib/localeconv.c (FIX_CHAR_VALUE): New macro. (localeconv): Replace negative field values with CHAR_MAX. * doc/posix-functions/localeconv.texi: Mention the mingw bug.
* poll tests: Avoid test failure on native Windows.Bruno Haible2023-04-251-1/+1
| | | | | | | * 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.
* ftell, ftello: Fix recognition of pipes on native Windows.Bruno Haible2023-04-243-0/+9
| | | | | | | | | * m4/lseek.m4 (gl_FUNC_LSEEK): Update comment. * m4/ftello.m4 (gl_FUNC_FTELLO): On native Windows, set REPLACE_FTELLO=1 always. * doc/posix-functions/ftello.texi: Mention the behaviour on pipes. * doc/posix-functions/ftell.texi: Likewise. * doc/posix-functions/fgetpos.texi: Likewise.
* doc: Add references to changes accepted for future POSIX revisions.Bruno Haible2023-04-192-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | * doc/glibc-functions/bind_textdomain_codeset.texi: Add reference to www.austingroupbugs.net issue. * doc/glibc-functions/bindtextdomain.texi: Likewise. * doc/glibc-functions/dcgettext.texi: Likewise. * doc/glibc-functions/dcngettext.texi: Likewise. * doc/glibc-functions/dgettext.texi: Likewise. * doc/glibc-functions/dngettext.texi: Likewise. * doc/glibc-functions/getentropy.texi: Likewise. * doc/glibc-functions/getresgid.texi: Likewise. * doc/glibc-functions/getresuid.texi: Likewise. * doc/glibc-functions/gettext.texi: Likewise. * doc/glibc-functions/ngettext.texi: Likewise. * doc/glibc-functions/posix_spawn_file_actions_addchdir_np.texi: Likewise. * doc/glibc-functions/posix_spawn_file_actions_addfchdir_np.texi: Likewise. * doc/glibc-functions/setresgid.texi: Likewise. * doc/glibc-functions/setresuid.texi: Likewise. * doc/glibc-functions/textdomain.texi: Likewise. * doc/posix-functions/asctime_r.texi: Likewise. * doc/posix-functions/ctime_r.texi: Likewise.
* wcsncmp: Work around two ISO C compliance bugs on several platforms.Bruno Haible2023-04-191-0/+8
| | | | | | | | | | | | | * lib/wchar.in.h (wcsncmp): Consider REPLACE_WCSNCMP. * lib/wcsncmp-impl.h (wcsncmp): Don't assume that the two wide characters are in the range 0..INT_MAX. * m4/wcsncmp.m4 (gl_FUNC_WCSNCMP): Test whether wcsncmp works for all wide characters. Set REPLACE_WCSNCMP. * m4/wchar_h.m4 (gl_WCHAR_H_DEFAULTS): Initialize REPLACE_WCSNCMP. * modules/wchar (Makefile.am): Substitute REPLACE_WCSNCMP. * modules/wcsncmp (Status, Notice): Un-obsolete this module. (configure.ac): Consider REPLACE_WCSNCMP. * doc/posix-functions/wcsncmp.texi: Mention the two bugs.
* wcscmp: Work around two ISO C compliance bugs on several platforms.Bruno Haible2023-04-191-0/+8
| | | | | | | | | | | | | * lib/wchar.in.h (wcscmp): Consider REPLACE_WCSCMP. * lib/wcscmp-impl.h (wcscmp): Don't assume that the two wide characters are in the range 0..INT_MAX. * m4/wcscmp.m4 (gl_FUNC_WCSCMP): Test whether wcscmp works for all wide characters. Set REPLACE_WCSCMP. * m4/wchar_h.m4 (gl_WCHAR_H_DEFAULTS): Initialize REPLACE_WCSCMP. * modules/wchar (Makefile.am): Substitute REPLACE_WCSCMP. * modules/wcscmp (Status, Notice): Un-obsolete this module. (configure.ac): Consider REPLACE_WCSCMP. * doc/posix-functions/wcscmp.texi: Mention the two bugs.
* wmemcmp: Work around ISO C compliance bug on several platforms.Bruno Haible2023-04-191-0/+4
| | | | | | | | | | | | * lib/wchar.in.h (wmemcmp): Consider REPLACE_WMEMCMP. * lib/wmemcmp-impl.h (wmemcmp): Don't assume that the two wide characters are in the range 0..INT_MAX. * m4/wmemcmp.m4 (gl_FUNC_WMEMCMP): Test whether wmemcmp works for all wide characters. Set REPLACE_WMEMCMP. * m4/wchar_h.m4 (gl_WCHAR_H_DEFAULTS): Initialize REPLACE_WMEMCMP. * modules/wchar (Makefile.am): Substitute REPLACE_WMEMCMP. * modules/wmemcmp (configure.ac): Consider REPLACE_WMEMCMP. * doc/posix-functions/wmemcmp.texi: Mention the bug.
* doc: Update platform list for posix_spawnp.Bruno Haible2023-04-191-1/+1
| | | | * doc/posix-functions/posix_spawnp.texi: Update platform list.
* doc: Mention a Cygwin 3.4.6 bug.Bruno Haible2023-04-181-0/+5
| | | | | * doc/posix-functions/readlinkat.texi: Mention a readlinkat bug on Cygwin < 3.4.7.
* ilogbl: Work around a Cygwin 3.4.6 bug.Bruno Haible2023-04-181-0/+4
| | | | | | * m4/ilogbl.m4 (gl_FUNC_ILOGBL_WORKS): Also test the value of ilogbl(NaN). * doc/posix-functions/ilogbl.texi: Mention the new Cygwin bug.
* doc: improve cross-refs for year 2038 issuePaul Eggert2023-04-0948-135/+123
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* doc: Mention a NetBSD bug.Bruno Haible2023-04-092-0/+10
| | | | | * doc/posix-functions/towlower.texi: Mention NetBSD bug 57339. * doc/posix-functions/towupper.texi: Likewise.
* vasnwprintf-posix: More details about the glibc bug.Bruno Haible2023-04-091-0/+1
| | | | | | * doc/posix-functions/swprintf.texi: Add comment. * m4/printf.m4 (gl_SWPRINTF_DIRECTIVE_LA): Update cross-compilation guess.
* doc: Mention another Haiku bug.Bruno Haible2023-04-081-0/+5
| | | | * doc/posix-functions/open.texi: Mention a Haiku bug with symlinks.
* vasnwprintf-posix: Work around %La bug in glibc 2.15 and Haiku.Bruno Haible2023-04-071-0/+6
| | | | | | | | | | * m4/printf.m4 (gl_SWPRINTF_DIRECTIVE_LA): New macro. * m4/vasnprintf.m4 (gl_PREREQ_VASNWPRINTF): Invoke gl_SWPRINTF_DIRECTIVE_LA and define NEED_WPRINTF_DIRECTIVE_LA accordingly. * lib/vasnprintf.c: When compiling vasnwprintf, if NEED_WPRINTF_DIRECTIVE_LA, handle the %La and %LA directives ourselves. * doc/posix-functions/swprintf.texi: Mention the %La bug.
* doc: Add references to registered Haiku bugs.Bruno Haible2023-04-067-1/+30
| | | | | | | | | | | * doc/posix-functions/call_once.texi: Mention Haiku bug. * doc/posix-functions/duplocale.texi: Likewise. * doc/posix-functions/freelocale.texi: Likewise. * doc/posix-functions/getlogin_r.texi: Likewise. * doc/posix-functions/initstate.texi: Likewise. * doc/posix-functions/mbrtoc32.texi: Likewise. * doc/posix-functions/strxfrm.texi: Likewise. * doc/posix-headers/math.texi: Update.
* mbrtoc32 tests: Add comment.Bruno Haible2023-04-031-1/+1
| | | | | | | | * m4/mbrtowc.m4 (gl_MBRTOWC_C_LOCALE): Add comment. * m4/mbrtoc32.m4 (gl_MBRTOC32_C_LOCALE): Add comment. * tests/test-mbrtoc32.c: Add comment. * tests/test-mbrtoc32-5.sh: Use symmetric coding style. * doc/posix-functions/mbrtoc32.texi: Update.
* vasnwprintf-posix: Fix behaviour in the C locale.Bruno Haible2023-04-016-0/+24
| | | | | | | | | | | | | | | | * lib/vasnprintf.c (VASNPRINTF): If NEED_WPRINTF_DIRECTIVE_C is set, implement the 'c' directive here. * m4/vasnprintf.m4 (gl_PREREQ_VASNWPRINTF): Invoke gl_MBRTOWC_C_LOCALE. If mbrtowc is buggy in the C locale, define NEED_WPRINTF_DIRECTIVE_C. * modules/vasnwprintf (Files): Add m4/mbrtowc.m4. * tests/test-vasnwprintf-posix.c (test_function): Add tests of %s and %c in the C locale. * doc/posix-functions/fwprintf.texi: Mention the C locale behaviour bug. * doc/posix-functions/swprintf.texi: Likewise. * doc/posix-functions/vfwprintf.texi: Likewise. * doc/posix-functions/vswprintf.texi: Likewise. * doc/posix-functions/vwprintf.texi: Likewise. * doc/posix-functions/wprintf.texi: Likewise.
* mbstowcs: New module.Bruno Haible2023-03-311-1/+5
| | | | | | | | | | | | | | | * lib/stdlib.in.h (mbstowcs): New declaration. * lib/mbstowcs.c: New file, based on lib/mbstoc32s.c. * m4/mbstowcs.m4: New file. * m4/stdlib_h.m4 (gl_STDLIB_H): Test whether mbstowcs is declared. (gl_STDLIB_H_REQUIRE_DEFAULTS): Initialize GNULIB_MBSTOWCS. (gl_STDLIB_H_DEFAULTS): Initialize REPLACE_MBSTOWCS. * modules/stdlib (Makefile.am): Substitute GNULIB_MBSTOWCS, REPLACE_MBSTOWCS. * modules/mbstowcs: New file. * tests/test-stdlib-c++.cc (mbstowcs): Check signature. * doc/posix-functions/mbstowcs.texi: Mention the C locale behaviour bug and the new module.
* mbsnrtowcs: Fix behaviour in the C locale.Bruno Haible2023-03-301-0/+4
| | | | | | | | | | | | | * m4/mbsnrtowcs.m4 (gl_FUNC_MBSNRTOWCS): Invoke gl_MBRTOWC_C_LOCALE. If mbrtowc is buggy in the C locale, override also mbsnrtowcs. * modules/mbsnrtowcs (Files): Add m4/mbrtowc.m4. * tests/test-mbsnrtowcs.c (main): Add a test of the C locale, based on tests/test-mbsrtowcs.c. * tests/test-mbsnrtowcs5.sh: New file, based on tests/test-mbrtowc5.sh. * modules/mbsnrtowcs-tests (Files): Add it. (Makefile.am): Test it. * doc/posix-functions/mbsnrtowcs.texi: Mention the C locale behaviour bug.
* mbsrtowcs: Fix behaviour in the C locale.Bruno Haible2023-03-301-0/+4
| | | | | | | | | | | | | * m4/mbsrtowcs.m4 (gl_FUNC_MBSRTOWCS): Invoke gl_MBRTOWC_C_LOCALE. If mbrtowc is buggy in the C locale, override also mbsrtowcs. * modules/mbsrtowcs (Files): Add m4/mbrtowc.m4. * tests/test-mbsrtowcs.c (main): Add a test of the C locale, based on tests/test-mbrtowc.c. * tests/test-mbsrtowcs5.sh: New file, based on tests/test-mbrtowc5.sh. * modules/mbsrtowcs-tests (Files): Add it. (Makefile.am): Test it. * doc/posix-functions/mbsrtowcs.texi: Mention the C locale behaviour bug.
* mbrlen: Add tests.Bruno Haible2023-03-301-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | * tests/test-mbrlen1.sh: New file, based on tests/test-mbrtowc1.sh. * tests/test-mbrlen2.sh: New file, based on tests/test-mbrtowc2.sh. * tests/test-mbrlen3.sh: New file, based on tests/test-mbrtowc3.sh. * tests/test-mbrlen4.sh: New file, based on tests/test-mbrtowc4.sh. * tests/test-mbrlen5.sh: New file, based on tests/test-mbrtowc5.sh. * tests/test-mbrlen.c: New file, based on tests/test-mbrtowc.c. * tests/test-mbrlen-w32-1.sh: New file, based on tests/test-mbrtowc-w32-1.sh. * tests/test-mbrlen-w32-2.sh: New file, based on tests/test-mbrtowc-w32-2.sh. * tests/test-mbrlen-w32-3.sh: New file, based on tests/test-mbrtowc-w32-3.sh. * tests/test-mbrlen-w32-4.sh: New file, based on tests/test-mbrtowc-w32-4.sh. * tests/test-mbrlen-w32-5.sh: New file, based on tests/test-mbrtowc-w32-5.sh. * tests/test-mbrlen-w32-6.sh: New file, based on tests/test-mbrtowc-w32-6.sh. * tests/test-mbrlen-w32-7.sh: New file, based on tests/test-mbrtowc-w32-7.sh. * tests/test-mbrlen-w32.c: New file, based on tests/test-mbrtowc-w32.c. * modules/mbrlen-tests: New file, based on modules/mbrtowc-tests. * doc/posix-functions/mbrlen.texi: Update.
* btowc: Fix behaviour in the C locale.Bruno Haible2023-03-301-4/+8
| | | | | | | | | | | | | | | | | | * lib/btowc.c: Include <string.h> (btowc): Use mbrtowc instead of mbtowc when possible. * m4/btowc.m4 (gl_FUNC_BTOWC): Test for the mingw bug in the C locale. Invoke gl_MBRTOWC_C_LOCALE. If mbrtowc is buggy in the C locale, override also btowc. (gl_PREREQ_BTOWC): Test whether mbrtowc exists. * modules/btowc (Files): Add m4/mbrtowc.m4. (Depends-on): Add mbrtowc. * tests/test-btowc.c (main): Add a test of the C locale, based on tests/test-mbrtowc.c. * tests/test-btowc3.sh: New file, based on tests/test-mbrtowc5.sh. * modules/btowc-tests (Files): Add it. (Makefile.am): Test it. * doc/posix-functions/btowc.texi: Mention the two C locale behaviour bugs and that they are worked around.
* mbrtowc tests: Add comment.Bruno Haible2023-03-301-1/+1
| | | | | | * tests/test-mbrtowc.c: Add comment. * tests/test-mbrtowc5.sh: Use symmetric coding style. * doc/posix-functions/mbrtowc.texi: Update.
* doc: Fix placement of memset_explicit node.Bruno Haible2023-03-281-1/+1
| | | | | * doc/posix-functions/memset_explicit.texi: Define a section, not a subsection.
* doc: Update regarding linear string search.Bruno Haible2023-03-281-1/+1
| | | | | | * doc/glibc-functions/memmem.texi: Update platforms list. * doc/posix-functions/strstr.texi: Likewise. * doc/glibc-functions/strcasestr.texi: Likewise.
* wcsstr: Ensure worst-case linear execution time.Bruno Haible2023-03-272-3/+11
| | | | | | | | | | | | | | | | | | | | | | | | | * lib/wchar.in.h (wcsstr): Consider REPLACE_WCSSTR. * lib/wcs-two-way.h: New file, based on lib/str-two-way.h. * lib/wcsstr-impl.h: If requested, use the two-way algorithm. New code based on lib/strstr.c. * m4/wcsstr.m4 (gl_FUNC_WCSSTR_SIMPLE): Renamed from gl_FUNC_WCSSTR. (gl_FUNC_WCSSTR): New macro, based on gl_FUNC_STRSTR in m4/strstr.m4. * m4/wchar_h.m4 (gl_WCHAR_H_DEFAULTS): Initialize REPLACE_WCSSTR. * modules/wchar (Makefile.am): Substitute REPLACE_WCSSTR. * modules/wcsstr-simple: New file, based on modules/wcsstr. * modules/wcsstr (Description): Document that this module now provides an efficient implementation. (Files): Add lib/wcs-two-way.h. (Depends-on): Depend on wcsstr-simple and the dependencies of the two-way implementation. (configure.ac): Use AC_LIBOBJ instead of a conditional. Don't invoke gl_WCHAR_MODULE_INDICATOR. (Makefile.am): Don't augment lib_SOURCES. * tests/test-wcsstr.c: New file, based on tests/test-strstr.c. * modules/wcsstr-tests: New file, based on modules/strstr-tests. * doc/posix-functions/wcsstr.texi: Mention the worst-case complexity. Mention the new 'wcsstr-simple' module. * doc/posix-functions/strstr.texi: Fix typo.
* call_once: New module, separate from mtx.Bruno Haible2023-03-251-1/+1
| | | | | | | | | | | | | | | | | | | * lib/threads.in.h (call_once): Declare as part of module 'call_once', not module 'mtx'. * lib/call_once.c: New file, extracted from lib/mtx.c. * lib/mtx.c (call_once): Remove function. * m4/threads_h.m4 (gl_THREADS_H_REQUIRE_DEFAULTS): Inititalize GNULIB_CALL_ONCE. * modules/threads-h (Makefile.am): Substitute GNULIB_CALL_ONCE. * modules/call_once: New file, based on modules/mtx. * modules/threads (Depends-on): Add call_once. * tests/test-threads-c++.cc: Update accordingly. * modules/call_once-tests: New file, based on modules/mtx-tests. * modules/mtx-tests (Files): Remove tests/test-call_once.c. (Makefile.am): Don't compile test-call_once. * doc/posix-functions/call_once.texi: Document that the relevant module is now 'call_once'. * NEWS: Mention the change.
* *printf-posix: ISO C 23: Support size specifiers 'wN' and 'wfN'.Bruno Haible2023-03-2416-0/+96
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * lib/printf-args.h: Include <stdint.h>. (arg_type): Add TYPE_[U]INT8_T, ..., TYPE_[U]INT_FAST64_T and TYPE_COUNT_INT8_T_POINTER, ..., TYPE_COUNT_INT_FAST64_T_POINTER. (argument): Add the union members a_[u]int8_t, ..., a_[u]int_fast64_t and a_count_int8_t_pointer, ..., a_count_int_fast64_t_pointer. * lib/printf-args.c: Include <limits.h>. (PRINTF_FETCHARGS): Handle TYPE_[U]INT8_T, ..., TYPE_[U]INT_FAST64_T and TYPE_COUNT_INT8_T_POINTER, ..., TYPE_COUNT_INT_FAST64_T_POINTER. * lib/printf-parse.c (PRINTF_PARSE): Accept only one size specifier, not a sequence of size specifiers. Accept "wN" and "wfN", where N = 8, 16, 32, 64. * lib/vasnprintf.c (MAX_ROOM_NEEDED, VASNPRINTF): Handle the new TYPE_* values as well. * m4/printf.m4 (gl_PRINTF_SIZES_C23): New macro. * m4/vasnprintf-posix.m4 (gl_FUNC_VASNPRINTF_IS_POSIX): Require gl_PRINTF_SIZES_C23. Test gl_cv_func_printf_sizes_c23. * m4/dprintf-posix.m4 (gl_FUNC_DPRINTF_IS_POSIX): Likewise. * m4/fprintf-posix.m4 (gl_FUNC_FPRINTF_IS_POSIX): Likewise. * m4/obstack-printf-posix.m4 (gl_FUNC_OBSTACK_PRINTF_IS_POSIX): Likewise. * m4/snprintf-posix.m4 (gl_FUNC_SNPRINTF_IS_POSIX): Likewise. * m4/sprintf-posix.m4 (gl_FUNC_SPRINTF_IS_POSIX): Likewise. * m4/vasprintf-posix.m4 (gl_FUNC_VASPRINTF_IS_POSIX): Likewise. * m4/vdprintf-posix.m4 (gl_FUNC_VDPRINTF_IS_POSIX): Likewise. * m4/vfprintf-posix.m4 (gl_FUNC_VFPRINTF_IS_POSIX): Likewise. * m4/vsnprintf-posix.m4 (gl_FUNC_VSNPRINTF_IS_POSIX): Likewise. * m4/vsprintf-posix.m4 (gl_FUNC_VSPRINTF_IS_POSIX): Likewise. * tests/test-vasnprintf-posix.c (test_function): Add tests for size specifiers with %d, %u, %b, %o, %x. * tests/test-snprintf-posix.h (test_function): Likewise. * tests/test-sprintf-posix.h (test_function): Likewise. * tests/test-vasnwprintf-posix.c (test_function): Likewise. * tests/test-vasprintf-posix.c (test_function): Likewise. * modules/vasnprintf (Depends-on): Add limits-h. * modules/vasnwprintf (Depends-on): Add limits-h. * modules/c-vasnprintf (Depends-on): Add limits-h, stdint. * modules/unistdio/u-printf-args (Depends-on): Add stdint, limits-h. * doc/posix-functions/dprintf.texi: Mention the ISO C 23 size specifiers. * doc/posix-functions/fprintf.texi: Likewise. * doc/posix-functions/fwprintf.texi: Likewise. * doc/posix-functions/printf.texi: Likewise. * doc/posix-functions/snprintf.texi: Likewise. * doc/posix-functions/sprintf.texi: Likewise. * doc/posix-functions/swprintf.texi: Likewise. * doc/posix-functions/vdprintf.texi: Likewise. * doc/posix-functions/vfprintf.texi: Likewise. * doc/posix-functions/vfwprintf.texi: Likewise. * doc/posix-functions/vprintf.texi: Likewise. * doc/posix-functions/vsnprintf.texi: Likewise. * doc/posix-functions/vsprintf.texi: Likewise. * doc/posix-functions/vswprintf.texi: Likewise. * doc/posix-functions/vwprintf.texi: Likewise. * doc/posix-functions/wprintf.texi: Likewise.
* dprintf-gnu: New module.Bruno Haible2023-03-241-3/+10
| | | | | | | | | | * m4/dprintf-posix.m4 (gl_FUNC_DPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_DPRINTF_POSIX. (gl_FUNC_DPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/dprintf-gnu.m4: New file, based on m4/dprintf-posix.m4. * modules/dprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/dprintf.texi: Mention the new module.
* vdprintf-gnu: New module.Bruno Haible2023-03-241-3/+10
| | | | | | | | | | * m4/vdprintf-posix.m4 (gl_FUNC_VDPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_VDPRINTF_POSIX. (gl_FUNC_VDPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/vdprintf-gnu.m4: New file, based on m4/vdprintf-posix.m4. * modules/vdprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/vdprintf.texi: Mention the new module.
* printf-gnu: New module.Bruno Haible2023-03-241-4/+11
| | | | | | | | | | | | * m4/printf-posix.m4: Renamed from m4/printf-posix-rpl.m4. (gl_FUNC_PRINTF_IS_POSIX): New macro. (gl_FUNC_PRINTF_POSIX): Require it. Don't require gl_FUNC_VFPRINTF_POSIX. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS and gl_REPLACE_VASNPRINTF. * m4/printf-gnu.m4: New file, based on m4/fprintf-posix.m4. * modules/printf-posix (Files): Update. * modules/printf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/printf.texi: Mention the new module.
* vprintf-gnu: New module.Bruno Haible2023-03-241-4/+11
| | | | | | | | | | * m4/vprintf-posix.m4 (gl_FUNC_VPRINTF_IS_POSIX): New macro. (gl_FUNC_VPRINTF_POSIX): Require it. Don't require gl_FUNC_VFPRINTF_POSIX. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS and gl_REPLACE_VASNPRINTF. * m4/vprintf-gnu.m4: New file, based on m4/vfprintf-posix.m4. * modules/vprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/vprintf.texi: Mention the new module.
* fprintf-gnu: New module.Bruno Haible2023-03-241-4/+11
| | | | | | | | | | * m4/fprintf-posix.m4 (gl_FUNC_FPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_FPRINTF_POSIX. (gl_FUNC_FPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/fprintf-gnu.m4: New file, based on m4/fprintf-posix.m4. * modules/fprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/fprintf.texi: Mention the new module.
* vfprintf-gnu: New module.Bruno Haible2023-03-241-4/+11
| | | | | | | | | | * m4/vfprintf-posix.m4 (gl_FUNC_VFPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_VFPRINTF_POSIX. (gl_FUNC_VFPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/vfprintf-gnu.m4: New file, based on m4/vfprintf-posix.m4. * modules/vfprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/vfprintf.texi: Mention the new module.
* sprintf-gnu: New module.Bruno Haible2023-03-241-2/+9
| | | | | | | | | | * m4/sprintf-posix.m4 (gl_FUNC_SPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_SPRINTF_POSIX. (gl_FUNC_SPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/sprintf-gnu.m4: New file, based on m4/sprintf-posix.m4. * modules/sprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/sprintf.texi: Mention the new module.
* vsprintf-gnu: New module.Bruno Haible2023-03-241-2/+9
| | | | | | | | | | * m4/vsprintf-posix.m4 (gl_FUNC_VSPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_VSPRINTF_POSIX. (gl_FUNC_VSPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/vsprintf-gnu.m4: New file, based on m4/vsprintf-posix.m4. * modules/vsprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/vsprintf.texi: Mention the new module.
* snprintf-gnu: New module.Bruno Haible2023-03-241-3/+10
| | | | | | | | | | * m4/snprintf-posix.m4 (gl_FUNC_SNPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_SNPRINTF_POSIX. (gl_FUNC_SNPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/snprintf-gnu.m4: New file, based on m4/snprintf-posix.m4. * modules/snprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/snprintf.texi: Mention the new module.
* vsnprintf-gnu: New module.Bruno Haible2023-03-241-3/+10
| | | | | | | | | | * m4/vsnprintf-posix.m4 (gl_FUNC_VSNPRINTF_IS_POSIX): New macro, extracted from gl_FUNC_VSNPRINTF_POSIX. (gl_FUNC_VSNPRINTF_POSIX): Require it. Invoke gl_PREREQ_VASNPRINTF_WITH_POSIX_EXTRAS. * m4/vsnprintf-gnu.m4: New file, based on m4/vsnprintf-posix.m4. * modules/vsnprintf-gnu: New file, based on modules/vasnprintf-gnu. * doc/posix-functions/vsnprintf.texi: Mention the new module.
* vasnwprintf: Fix test failures on FreeBSD, NetBSD, AIX, mingw.Bruno Haible2023-03-221-0/+7
| | | | | | | | | | | | | * m4/printf.m4 (gl_SWPRINTF_WORKS): New macro. * m4/vasnprintf.m4 (gl_PREREQ_VASNWPRINTF): Invoke it and define HAVE_WORKING_SWPRINTF accordingly. * lib/vasnprintf.c: Together with HAVE_SWPRINTF, test also HAVE_WORKING_SWPRINTF. (VASNPRINTF): If WIDE_CHAR_VERSION && !DCHAR_IS_TCHAR, don't pass a wchar_t[] to snprintf. Add a workaround against mingw's snwprintf function. * doc/posix-functions/swprintf.texi: Document the null wide character bug.
* *printf-posix: Work around bug with %lc of 0 on many platforms.Bruno Haible2023-03-2110-0/+40
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * lib/vasnprintf.c (local_wctomb): Define also for NEED_PRINTF_DIRECTIVE_LC. (VASNPRINTF): Implement %lc handling ourselves if NEED_PRINTF_DIRECTIVE_LC. * m4/printf.m4 (gl_PRINTF_DIRECTIVE_LC): New macro. * m4/vasnprintf.m4 (gl_PREREQ_VASNPRINTF_DIRECTIVE_LC): New macro. (gl_PREREQ_VASNPRINTF_WITH_EXTRAS): Invoke it. * m4/dprintf-posix.m4 (gl_FUNC_DPRINTF_POSIX): Require gl_PRINTF_DIRECTIVE_LC and test its result. Invoke gl_PREREQ_VASNPRINTF_DIRECTIVE_LC. * m4/fprintf-posix.m4 (gl_FUNC_FPRINTF_POSIX): Likewise. * m4/obstack-printf-posix.m4 (gl_FUNC_OBSTACK_PRINTF_POSIX): Likewise. * m4/snprintf-posix.m4 (gl_FUNC_SNPRINTF_POSIX): Likewise. * m4/sprintf-posix.m4 (gl_FUNC_SPRINTF_POSIX): Likewise. * m4/vasnprintf-posix.m4 (gl_FUNC_VASNPRINTF_POSIX): Likewise. * m4/vasprintf-posix.m4 (gl_FUNC_VASPRINTF_POSIX): Likewise. * m4/vdprintf-posix.m4 (gl_FUNC_VDPRINTF_POSIX): Likewise. * m4/vfprintf-posix.m4 (gl_FUNC_VFPRINTF_POSIX): Likewise. * m4/vsnprintf-posix.m4 (gl_FUNC_VSNPRINTF_POSIX): Likewise. * m4/vsprintf-posix.m4 (gl_FUNC_VSPRINTF_POSIX): Likewise. * tests/test-snprintf-posix.h (test_function): Add more tests for the %c and %lc directives. * tests/test-sprintf-posix.h (test_function): Likewise. * tests/test-vasnprintf-posix.c (test_function): Likewise. * tests/test-vasprintf-posix.c (test_function): Likewise. * doc/glibc-functions/asprintf.texi: Mention the %lc 0 bug. * doc/glibc-functions/obstack_printf.texi: Likewise. * doc/glibc-functions/obstack_vprintf.texi: Likewise. * doc/glibc-functions/vasprintf.texi: Likewise. * doc/posix-functions/dprintf.texi: Likewise. * doc/posix-functions/fprintf.texi: Likewise. * doc/posix-functions/printf.texi: Likewise. * doc/posix-functions/snprintf.texi: Likewise. * doc/posix-functions/sprintf.texi: Likewise. * doc/posix-functions/vdprintf.texi: Likewise. * doc/posix-functions/vfprintf.texi: Likewise. * doc/posix-functions/vprintf.texi: Likewise. * doc/posix-functions/vsnprintf.texi: Likewise. * doc/posix-functions/vsprintf.texi: Likewise.
* vasnwprintf: Fix test failures on musl libc.Bruno Haible2023-03-201-0/+10
| | | | | | | | | | * m4/vasnprintf.m4 (gl_PREREQ_VASNWPRINTF): Invoke gl_MUSL_LIBC. * lib/vasnprintf.c (VASNPRINTF): On musl libc, when WIDE_CHAR_VERSION, - force pad_ourselves to be 1, - don't use %n. Fix zero-padding when the result starts with a prefix "0x" or "0b". * modules/vasnwprintf (Files): Add musl.m4. * doc/posix-functions/swprintf.texi: Mention two musl libc bugs.
* *printf-posix: ISO C 23: Add %b directive for binary output of integers.Bruno Haible2023-03-1716-24/+104
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * lib/printf-parse.c (PRINTF_PARSE): Recognize the 'b' directive. * lib/printf-parse.h: Update comment. * lib/wprintf-parse.h: Likewise. * lib/vasnprintf.c (MAX_ROOM_NEEDED, VASNPRINTF): Add support for the 'b' directive. * m4/printf.m4 (gl_PRINTF_DIRECTIVE_B): New macro. * m4/vasnprintf.m4 (gl_PREREQ_VASNPRINTF_DIRECTIVE_B): New macro. (gl_PREREQ_VASNPRINTF_WITH_EXTRAS): Invoke it. * m4/vasnwprintf-posix.m4 (gl_FUNC_VASNWPRINTF_POSIX): Invoke gl_PREREQ_VASNPRINTF_DIRECTIVE_B. * m4/dprintf-posix.m4 (gl_FUNC_DPRINTF_POSIX): Require gl_PRINTF_DIRECTIVE_B and test its result. Invoke gl_PREREQ_VASNPRINTF_DIRECTIVE_B. * m4/fprintf-posix.m4 (gl_FUNC_FPRINTF_POSIX): Likewise. * m4/obstack-printf-posix.m4 (gl_FUNC_OBSTACK_PRINTF_POSIX): Likewise. * m4/snprintf-posix.m4 (gl_FUNC_SNPRINTF_POSIX): Likewise. * m4/sprintf-posix.m4 (gl_FUNC_SPRINTF_POSIX): Likewise. * m4/vasnprintf-posix.m4 (gl_FUNC_VASNPRINTF_POSIX): Likewise. * m4/vasprintf-posix.m4 (gl_FUNC_VASPRINTF_POSIX): Likewise. * m4/vdprintf-posix.m4 (gl_FUNC_VDPRINTF_POSIX): Likewise. * m4/vfprintf-posix.m4 (gl_FUNC_VFPRINTF_POSIX): Likewise. * m4/vsnprintf-posix.m4 (gl_FUNC_VSNPRINTF_POSIX): Likewise. * m4/vsprintf-posix.m4 (gl_FUNC_VSPRINTF_POSIX): Likewise. * tests/test-snprintf-posix.h (test_function): Add some tests of the %b directive. * tests/test-sprintf-posix.h (test_function): Likewise. * tests/test-vasnprintf-posix.c (test_function): Likewise. * tests/test-vasnwprintf-posix.c (test_function): Likewise. * tests/test-vasprintf-posix.c (test_function): Likewise. * doc/glibc-functions/asprintf.texi: Mention the 'b' directive. * doc/glibc-functions/obstack_printf.texi: Likewise. * doc/glibc-functions/obstack_vprintf.texi: Likewise. * doc/glibc-functions/vasprintf.texi: Likewise. * doc/posix-functions/dprintf.texi: Likewise. * doc/posix-functions/fprintf.texi: Likewise. * doc/posix-functions/fwprintf.texi: Likewise. * doc/posix-functions/printf.texi: Likewise. * doc/posix-functions/snprintf.texi: Likewise. * doc/posix-functions/sprintf.texi: Likewise. * doc/posix-functions/swprintf.texi: Likewise. * doc/posix-functions/vdprintf.texi: Likewise. * doc/posix-functions/vfprintf.texi: Likewise. * doc/posix-functions/vfwprintf.texi: Likewise. * doc/posix-functions/vprintf.texi: Likewise. * doc/posix-functions/vsnprintf.texi: Likewise. * doc/posix-functions/vsprintf.texi: Likewise. * doc/posix-functions/vswprintf.texi: Likewise. * doc/posix-functions/vwprintf.texi: Likewise. * doc/posix-functions/wprintf.texi: Likewise.
* time: Fix test failure on AIX 7.2.Bruno Haible2023-03-171-4/+4
| | | | | * m4/time.m4 (gl_FUNC_TIME): Guess that it does not work on AIX. * doc/posix-functions/time.texi: Mention the bug on AIX.
* time: Fix test failure on native Windows.Bruno Haible2023-03-171-4/+5
| | | | | | | * m4/time.m4 (gl_FUNC_TIME): Guess that it does not work on native Windows. * modules/time (Depends-on): Add gettimeofday. * doc/posix-functions/time.texi: Mention the bug on Windows.
* strtol, strtoll, strtoul, strtoull: Make ISO C 23 compliant.Bruno Haible2023-03-164-0/+12
| | | | | | | | | | | | | | | | | | | | * lib/strtol.c (INTERNAL (strtol)): Treat 'b' and base 2 like 'x' and base 16. Based on glibc commit 64924422a99690d147a166b4de3103f3bf3eaf6c by Joseph Myers. * m4/strtol.m4 (gl_FUNC_STRTOL): Test also whether parsing binary integers works. Update cross-compilation guesses. * m4/strtoll.m4 (gl_FUNC_STRTOLL): Likewise. * m4/strtoul.m4 (gl_FUNC_STRTOUL): Likewise. * m4/strtoull.m4 (gl_FUNC_STRTOULL): Likewise. * tests/test-strtol.c (main): Add tests of parsing binary integers. * tests/test-strtoll.c (main): Likewise. * tests/test-strtoul.c (main): Likewise. * tests/test-strtoull.c (main): Likewise. * doc/posix-functions/strtol.texi: Mention the problem with parsing binary integers. * doc/posix-functions/strtoll.texi: Likewise. * doc/posix-functions/strtoul.texi: Likewise. * doc/posix-functions/strtoull.texi: Likewise.
* timegm: Document under ISO C and POSIX substitutes.Bruno Haible2023-03-161-0/+29
| | | | | | * doc/posix-functions/timegm.texi: Renamed from doc/glibc-functions/timegm.texi. * doc/gnulib.texi (Function Substitutes): Include timegm.texi here... (Glibc time.h): ... not here.
* time: New module.Bruno Haible2023-03-081-1/+9
| | | | | | | | | | | | | | * lib/time.in.h (time): New declaration. * lib/time.c: New file. * m4/time_h.m4 (gl_TIME_H_REQUIRE_DEFAULTS): Initialize GNULIB_TIME. (gl_TIME_H_DEFAULTS): Initialize REPLACE_TIME. * m4/time.m4: New file. * modules/time-h (Makefile.am): Substitute GNULIB_TIME, REPLACE_TIME. * modules/time: New file. * tests/test-time-h-c++.cc: Check the signature of GNULIB_NAMESPACE::time. * doc/posix-functions/time.texi: Mention the glibc problem and the 'time' module.
* stdio: suppress macOS 13 sprintf warningsPaul Eggert2023-03-052-6/+6
| | | | | | | | * lib/stdio.in.h (_POSIX_C_SOURCE, _GL_DEFINED__POSIX_C_SOURCE): Suppress deprecation warnings for sprintf and vsprintf that were introduced in macOS 13. These are not useful for Gnulib itself, and are more likely than not to be merely an annoyance for Gnulib-using code.
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