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gnulib: upgrade to today's version

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* tools/snippet/_Noreturn.h, tools/snippet/c++defs.h,
tools/snippet/arg-nonnull.h, tools/snippet/warn-on-use.h: Rename to...
* lib/_Noreturn.h, lib/c++defs.h, lib/arg-nonnull.h,
lib/warn-on-use.h: ... these.
* lib/filename.h, lib/getopt-cdefs.in.h, lib/getopt-core.h,
lib/getopt-ext.h, lib/getopt-pfx-core.h, lib/getopt-pfx-ext.h,
lib/localtime-buffer.c, lib/localtime-buffer.h, lib/malloca.c,
lib/malloca.h, lib/malloca.valgrind, lib/stat-w32.c, lib/stat-w32.h,
m4/eealloc.m4, m4/localtime-buffer.m4, m4/malloca.m4: New files.
* lib/argp-help.c, lib/argp-parse.c, lib/error.c, lib/float.in.h,
lib/getopt1.c, lib/getopt.c, lib/getopt.in.h, lib/getopt_int.h,
lib/gettext.h, lib/gettimeofday.c, lib/intprops.h, lib/isatty.c,
lib/limits.in.h, lib/localcharset.c, lib/Makefile.am, lib/mbrtowc.c,
lib/mbsinit.c, lib/msvc-nothrow.c, lib/quotearg.c, lib/stat.c,
lib/stdalign.in.h, lib/stdint.in.h, lib/string.in.h,
lib/sys_stat.in.h, lib/sys_types.in.h, lib/tempname.c, lib/time.in.h,
lib/unistd.in.h, lib/vasnprintf.c, lib/wchar.in.h, lib/wctype.in.h,
lib/xalloc.h, lib/xalloc-oversized.h, m4/fcntl-o.m4, m4/float_h.m4,
m4/getopt.m4, m4/gettimeofday.m4, m4/gnulib-common.m4,
m4/gnulib-comp.m4, m4/include_next.m4, m4/largefile.m4, m4/lstat.m4,
m4/mbrtowc.m4, m4/memchr.m4, m4/mkstemp.m4, m4/printf.m4, m4/sleep.m4,
m4/stat.m4, m4/stdalign.m4, m4/stdint.m4, m4/strerror.m4,
m4/string_h.m4, m4/sys_stat_h.m4, m4/sys_time_h.m4, m4/sys_types_h.m4,
m4/time_h.m4, m4/unistd_h.m4, m4/wchar_h.m4, m4/wctype_h.m4,
m4/wint_t.m4: Update.
This commit is contained in:
Alexandre Duret-Lutz 2017-08-07 11:39:45 +02:00
parent aa8cf6ac92
commit 80d50c5665
81 changed files with 3458 additions and 1954 deletions
Download patch file Download diff file Expand all files Collapse all files

31
m4/eealloc.m4 Normal file
View file

@ -0,0 +1,31 @@
# eealloc.m4 serial 3
dnl Copyright (C) 2003, 2009-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_EEALLOC],
[
AC_REQUIRE([gl_EEMALLOC])
AC_REQUIRE([gl_EEREALLOC])
])
AC_DEFUN([gl_EEMALLOC],
[
_AC_FUNC_MALLOC_IF(
[gl_cv_func_malloc_0_nonnull=1],
[gl_cv_func_malloc_0_nonnull=0])
AC_DEFINE_UNQUOTED([MALLOC_0_IS_NONNULL], [$gl_cv_func_malloc_0_nonnull],
[If malloc(0) is != NULL, define this to 1. Otherwise define this
to 0.])
])
AC_DEFUN([gl_EEREALLOC],
[
_AC_FUNC_REALLOC_IF(
[gl_cv_func_realloc_0_nonnull=1],
[gl_cv_func_realloc_0_nonnull=0])
AC_DEFINE_UNQUOTED([REALLOC_0_IS_NONNULL], [$gl_cv_func_realloc_0_nonnull],
[If realloc(NULL,0) is != NULL, define this to 1. Otherwise define this
to 0.])
])

11
m4/fcntl-o.m4
View file

@ -1,4 +1,4 @@
# fcntl-o.m4 serial 4
# fcntl-o.m4 serial 5
dnl Copyright (C) 2006, 2009-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -18,6 +18,7 @@ AC_DEFUN([gl_FCNTL_O_FLAGS],
[AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])],
[AC_REQUIRE([AC_GNU_SOURCE])])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_CHECK_HEADERS_ONCE([unistd.h])
AC_CHECK_FUNCS_ONCE([symlink])
AC_CACHE_CHECK([for working fcntl.h], [gl_cv_header_working_fcntl_h],
@ -116,7 +117,13 @@ AC_DEFUN([gl_FCNTL_O_FLAGS],
68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #(
*) gl_cv_header_working_fcntl_h='no';;
esac],
[gl_cv_header_working_fcntl_h=cross-compiling])])
[case "$host_os" in
# Guess 'no' on native Windows.
mingw*) gl_cv_header_working_fcntl_h='no' ;;
*) gl_cv_header_working_fcntl_h=cross-compiling ;;
esac
])
])
case $gl_cv_header_working_fcntl_h in #(
*O_NOATIME* | no | cross-compiling) ac_val=0;; #(

10
m4/float_h.m4
View file

@ -1,4 +1,4 @@
# float_h.m4 serial 9
# float_h.m4 serial 11
dnl Copyright (C) 2007, 2009-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -14,7 +14,7 @@ AC_DEFUN([gl_FLOAT_H],
aix* | beos* | openbsd* | mirbsd* | irix*)
FLOAT_H=float.h
;;
freebsd*)
freebsd* | dragonfly*)
case "$host_cpu" in
changequote(,)dnl
i[34567]86 )
@ -42,7 +42,7 @@ changequote([,])dnl
;;
esac
case "$host_os" in
aix* | freebsd* | linux*)
aix* | freebsd* | dragonfly* | linux*)
if test -n "$FLOAT_H"; then
REPLACE_FLOAT_LDBL=1
fi
@ -76,7 +76,9 @@ int main ()
[gl_cv_func_itold_works="guessing no"],
[gl_cv_func_itold_works="guessing yes"])
;;
*) gl_cv_func_itold_works="guessing yes" ;;
# Guess yes on native Windows.
mingw*) gl_cv_func_itold_works="guessing yes" ;;
*) gl_cv_func_itold_works="guessing yes" ;;
esac
])
])

29
m4/getopt.m4
View file

@ -1,4 +1,4 @@
# getopt.m4 serial 44
# getopt.m4 serial 46
dnl Copyright (C) 2002-2006, 2008-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -32,9 +32,16 @@ AC_DEFUN([gl_FUNC_GETOPT_POSIX],
# getopt_long_only.
AC_DEFUN([gl_FUNC_GETOPT_GNU],
[
dnl Set the variable gl_getopt_required, so that all invocations of
dnl gl_GETOPT_CHECK_HEADERS in the scope of the current configure file
dnl will check for getopt with GNU extensions.
dnl This means that if one gnulib-tool invocation requests getopt-posix
dnl and another gnulib-tool invocation requests getopt-gnu, it is as if
dnl both had requested getopt-gnu.
m4_divert_text([INIT_PREPARE], [gl_getopt_required=GNU])
AC_REQUIRE([gl_FUNC_GETOPT_POSIX])
dnl No need to invoke gl_FUNC_GETOPT_POSIX here; this is automatically
dnl done through the module dependency getopt-gnu -> getopt-posix.
])
# Determine whether to replace the entire getopt facility.
@ -354,15 +361,19 @@ dnl is ambiguous with environment values that contain newlines.
AC_DEFUN([gl_GETOPT_SUBSTITUTE_HEADER],
[
GETOPT_H=getopt.h
AC_CHECK_HEADERS_ONCE([sys/cdefs.h])
if test $ac_cv_header_sys_cdefs_h = yes; then
HAVE_SYS_CDEFS_H=1
else
HAVE_SYS_CDEFS_H=0
fi
AC_SUBST([HAVE_SYS_CDEFS_H])
AC_DEFINE([__GETOPT_PREFIX], [[rpl_]],
[Define to rpl_ if the getopt replacement functions and variables
should be used.])
GETOPT_H=getopt.h
GETOPT_CDEFS_H=getopt-cdefs.h
AC_SUBST([GETOPT_H])
])
# Prerequisites of lib/getopt*.
AC_DEFUN([gl_PREREQ_GETOPT],
[
AC_CHECK_DECLS_ONCE([getenv])
AC_SUBST([GETOPT_CDEFS_H])
])

40
m4/gettimeofday.m4
View file

@ -1,4 +1,4 @@
# serial 21
# serial 24
# Copyright (C) 2001-2003, 2005, 2007, 2009-2017 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
@ -9,9 +9,10 @@ dnl From Jim Meyering.
AC_DEFUN([gl_FUNC_GETTIMEOFDAY],
[
AC_REQUIRE([AC_C_RESTRICT])
AC_REQUIRE([gl_HEADER_SYS_TIME_H])
AC_REQUIRE([gl_HEADER_SYS_TIME_H_DEFAULTS])
AC_REQUIRE([AC_C_RESTRICT])
AC_REQUIRE([AC_CANONICAL_HOST])
AC_REQUIRE([gl_HEADER_SYS_TIME_H])
AC_CHECK_FUNCS_ONCE([gettimeofday])
gl_gettimeofday_timezone=void
@ -54,19 +55,11 @@ int gettimeofday (struct timeval *restrict, struct timezone *restrict);
if test $REPLACE_STRUCT_TIMEVAL = 1; then
REPLACE_GETTIMEOFDAY=1
fi
m4_ifdef([gl_FUNC_TZSET_CLOBBER], [
gl_FUNC_TZSET_CLOBBER
case "$gl_cv_func_tzset_clobber" in
*yes)
REPLACE_GETTIMEOFDAY=1
gl_GETTIMEOFDAY_REPLACE_LOCALTIME
AC_DEFINE([tzset], [rpl_tzset],
[Define to rpl_tzset if the wrapper function should be used.])
AC_DEFINE([TZSET_CLOBBERS_LOCALTIME], [1],
[Define if tzset clobbers localtime's static buffer.])
;;
esac
])
dnl On mingw, the original gettimeofday has only a precision of 15.6
dnl milliseconds. So override it.
case "$host_os" in
mingw*) REPLACE_GETTIMEOFDAY=1 ;;
esac
fi
AC_DEFINE_UNQUOTED([GETTIMEOFDAY_TIMEZONE], [$gl_gettimeofday_timezone],
[Define this to 'void' or 'struct timezone' to match the system's
@ -85,6 +78,7 @@ AC_DEFUN([gl_FUNC_GETTIMEOFDAY_CLOBBER],
[
AC_REQUIRE([gl_HEADER_SYS_TIME_H])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([gl_LOCALTIME_BUFFER_DEFAULTS])
AC_CACHE_CHECK([whether gettimeofday clobbers localtime buffer],
[gl_cv_func_gettimeofday_clobber],
@ -111,6 +105,8 @@ AC_DEFUN([gl_FUNC_GETTIMEOFDAY_CLOBBER],
case "$host_os" in
# Guess all is fine on glibc systems.
*-gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
# Guess no on native Windows.
mingw*) gl_cv_func_gettimeofday_clobber="guessing no" ;;
# If we don't know, assume the worst.
*) gl_cv_func_gettimeofday_clobber="guessing yes" ;;
esac
@ -119,20 +115,12 @@ AC_DEFUN([gl_FUNC_GETTIMEOFDAY_CLOBBER],
case "$gl_cv_func_gettimeofday_clobber" in
*yes)
REPLACE_GETTIMEOFDAY=1
gl_GETTIMEOFDAY_REPLACE_LOCALTIME
AC_DEFINE([GETTIMEOFDAY_CLOBBERS_LOCALTIME], [1],
[Define if gettimeofday clobbers the localtime buffer.])
gl_LOCALTIME_BUFFER_NEEDED
;;
esac
])
AC_DEFUN([gl_GETTIMEOFDAY_REPLACE_LOCALTIME], [
REPLACE_GMTIME=1
REPLACE_LOCALTIME=1
])
# Prerequisites of lib/gettimeofday.c.
AC_DEFUN([gl_PREREQ_GETTIMEOFDAY], [
AC_CHECK_HEADERS([sys/timeb.h])
AC_CHECK_FUNCS([_ftime])
])
AC_DEFUN([gl_PREREQ_GETTIMEOFDAY], [:])

9
m4/gnulib-common.m4
View file

@ -1,4 +1,4 @@
# gnulib-common.m4 serial 37
# gnulib-common.m4 serial 38
dnl Copyright (C) 2007-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -256,7 +256,8 @@ AC_DEFUN([gl_PROG_AR_RANLIB],
dnl library formats. In particular, the GNU binutils programs ar and ranlib
dnl produce libraries that work only with gcc, not with cc.
AC_REQUIRE([AC_PROG_CC])
AC_BEFORE([$0], [AM_PROG_AR])
dnl The '][' hides this use from 'aclocal'.
AC_BEFORE([$0], [A][M_PROG_AR])
AC_CACHE_CHECK([for Minix Amsterdam compiler], [gl_cv_c_amsterdam_compiler],
[
AC_EGREP_CPP([Amsterdam],
@ -288,7 +289,9 @@ Amsterdam
dnl __ACK__. It may seem like its easier to avoid calling the macro here,
dnl but we need to AC_SUBST both AR/ARFLAGS (thus those must have some good
dnl default value and automake should usually know them).
m4_ifdef([AM_PROG_AR], [AM_PROG_AR], [:])
dnl
dnl The '][' hides this use from 'aclocal'.
m4_ifdef([A][M_PROG_AR], [A][M_PROG_AR], [:])
fi
dnl In case the code above has not helped with setting AR/ARFLAGS, use

48
m4/gnulib-comp.m4
View file

@ -60,6 +60,7 @@ AC_DEFUN([gl_EARLY],
# Code from module extensions:
# Code from module extern-inline:
# Code from module fcntl-h:
# Code from module filename:
# Code from module float:
# Code from module getopt-gnu:
# Code from module getopt-posix:
@ -74,9 +75,11 @@ AC_DEFUN([gl_EARLY],
AC_REQUIRE([AC_SYS_LARGEFILE])
# Code from module limits-h:
# Code from module localcharset:
# Code from module localtime-buffer:
# Code from module lstat:
# Code from module malloc-gnu:
# Code from module malloc-posix:
# Code from module malloca:
# Code from module mbrtowc:
# Code from module mbsinit:
# Code from module memchr:
@ -184,19 +187,13 @@ AC_SUBST([LTALLOCA])
AC_LIBOBJ([itold])
fi
gl_FUNC_GETOPT_GNU
if test $REPLACE_GETOPT = 1; then
AC_LIBOBJ([getopt])
AC_LIBOBJ([getopt1])
gl_PREREQ_GETOPT
dnl Arrange for unistd.h to include getopt.h.
GNULIB_GL_UNISTD_H_GETOPT=1
fi
AC_SUBST([GNULIB_GL_UNISTD_H_GETOPT])
dnl Because of the way gl_FUNC_GETOPT_GNU is implemented (the gl_getopt_required
dnl mechanism), there is no need to do any AC_LIBOBJ or AC_SUBST here; they are
dnl done in the getopt-posix module.
gl_FUNC_GETOPT_POSIX
if test $REPLACE_GETOPT = 1; then
AC_LIBOBJ([getopt])
AC_LIBOBJ([getopt1])
gl_PREREQ_GETOPT
dnl Arrange for unistd.h to include getopt.h.
GNULIB_GL_UNISTD_H_GETOPT=1
fi
@ -222,6 +219,8 @@ AC_SUBST([LTALLOCA])
gl_LOCALCHARSET
LOCALCHARSET_TESTS_ENVIRONMENT="CHARSETALIASDIR=\"\$(abs_top_builddir)/$gl_source_base\""
AC_SUBST([LOCALCHARSET_TESTS_ENVIRONMENT])
AC_REQUIRE([gl_LOCALTIME_BUFFER_DEFAULTS])
AC_LIBOBJ([localtime-buffer])
gl_FUNC_LSTAT
if test $REPLACE_LSTAT = 1; then
AC_LIBOBJ([lstat])
@ -238,6 +237,7 @@ AC_SUBST([LTALLOCA])
AC_LIBOBJ([malloc])
fi
gl_STDLIB_MODULE_INDICATOR([malloc-posix])
gl_MALLOCA
gl_FUNC_MBRTOWC
if test $HAVE_MBRTOWC = 0 || test $REPLACE_MBRTOWC = 1; then
AC_LIBOBJ([mbrtowc])
@ -283,6 +283,7 @@ AC_SUBST([LTALLOCA])
if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
AC_LIBOBJ([msvc-nothrow])
fi
gl_MODULE_INDICATOR([msvc-nothrow])
gl_MULTIARCH
gl_PATHMAX
AC_CHECK_DECLS([program_invocation_name], [], [], [#include <errno.h>])
@ -311,6 +312,11 @@ AC_SUBST([LTALLOCA])
gl_FUNC_STAT
if test $REPLACE_STAT = 1; then
AC_LIBOBJ([stat])
case "$host_os" in
mingw*)
AC_LIBOBJ([stat-w32])
;;
esac
gl_PREREQ_STAT
fi
gl_SYS_STAT_MODULE_INDICATOR([stat])
@ -527,12 +533,10 @@ AC_DEFUN([gltests_LIBSOURCES], [
# This macro records the list of files which have been installed by
# gnulib-tool and may be removed by future gnulib-tool invocations.
AC_DEFUN([gl_FILE_LIST], [
build-aux/snippet/_Noreturn.h
build-aux/snippet/arg-nonnull.h
build-aux/snippet/c++defs.h
build-aux/snippet/warn-on-use.h
lib/_Noreturn.h
lib/alloca.c
lib/alloca.in.h
lib/arg-nonnull.h
lib/argmatch.c
lib/argmatch.h
lib/argp-ba.c
@ -550,6 +554,7 @@ AC_DEFUN([gl_FILE_LIST], [
lib/argp.h
lib/asnprintf.c
lib/basename-lgpl.c
lib/c++defs.h
lib/c-ctype.c
lib/c-ctype.h
lib/c-strcase.h
@ -566,9 +571,15 @@ AC_DEFUN([gl_FILE_LIST], [
lib/exitfail.c
lib/exitfail.h
lib/fcntl.in.h
lib/filename.h
lib/float+.h
lib/float.c
lib/float.in.h
lib/getopt-cdefs.in.h
lib/getopt-core.h
lib/getopt-ext.h
lib/getopt-pfx-core.h
lib/getopt-pfx-ext.h
lib/getopt.c
lib/getopt.in.h
lib/getopt1.c
@ -585,8 +596,13 @@ AC_DEFUN([gl_FILE_LIST], [
lib/limits.in.h
lib/localcharset.c
lib/localcharset.h
lib/localtime-buffer.c
lib/localtime-buffer.h
lib/lstat.c
lib/malloc.c
lib/malloca.c
lib/malloca.h
lib/malloca.valgrind
lib/mbrtowc.c
lib/mbsinit.c
lib/memchr.c
@ -616,6 +632,8 @@ AC_DEFUN([gl_FILE_LIST], [
lib/secure_getenv.c
lib/size_max.h
lib/sleep.c
lib/stat-w32.c
lib/stat-w32.h
lib/stat.c
lib/stdalign.in.h
lib/stdbool.in.h
@ -652,6 +670,7 @@ AC_DEFUN([gl_FILE_LIST], [
lib/vasnprintf.h
lib/verify.h
lib/vsnprintf.c
lib/warn-on-use.h
lib/wchar.in.h
lib/wctype-h.c
lib/wctype.in.h
@ -669,6 +688,7 @@ AC_DEFUN([gl_FILE_LIST], [
m4/configmake.m4
m4/dirname.m4
m4/double-slash-root.m4
m4/eealloc.m4
m4/errno_h.m4
m4/error.m4
m4/exponentd.m4
@ -693,9 +713,11 @@ AC_DEFUN([gl_FILE_LIST], [
m4/locale-fr.m4
m4/locale-ja.m4
m4/locale-zh.m4
m4/localtime-buffer.m4
m4/longlong.m4
m4/lstat.m4
m4/malloc.m4
m4/malloca.m4
m4/math_h.m4
m4/mbrtowc.m4
m4/mbsinit.m4

5
m4/include_next.m4
View file

@ -1,4 +1,4 @@
# include_next.m4 serial 23
# include_next.m4 serial 24
dnl Copyright (C) 2006-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -6,7 +6,8 @@ dnl with or without modifications, as long as this notice is preserved.
dnl From Paul Eggert and Derek Price.
dnl Sets INCLUDE_NEXT and PRAGMA_SYSTEM_HEADER.
dnl Sets INCLUDE_NEXT, INCLUDE_NEXT_AS_FIRST_DIRECTIVE, PRAGMA_SYSTEM_HEADER,
dnl and PRAGMA_COLUMNS.
dnl
dnl INCLUDE_NEXT expands to 'include_next' if the compiler supports it, or to
dnl 'include' otherwise.

21
m4/largefile.m4
View file

@ -126,9 +126,24 @@ AC_DEFUN([gl_LARGEFILE],
else
WINDOWS_64_BIT_OFF_T=0
fi
dnl But all native Windows platforms (including mingw64) have a 32-bit
dnl st_size member in 'struct stat'.
WINDOWS_64_BIT_ST_SIZE=1
dnl Some mingw versions define, if _FILE_OFFSET_BITS=64, 'struct stat'
dnl to 'struct _stat32i64' or 'struct _stat64' (depending on
dnl _USE_32BIT_TIME_T), which has a 32-bit st_size member.
AC_CACHE_CHECK([for 64-bit st_size], [gl_cv_member_st_size_64],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <sys/types.h>
struct stat buf;
int verify_st_size_size[sizeof (buf.st_size) >= 8 ? 1 : -1];
]],
[[]])],
[gl_cv_member_st_size_64=yes], [gl_cv_member_st_size_64=no])
])
if test $gl_cv_member_st_size_64 = no; then
WINDOWS_64_BIT_ST_SIZE=1
else
WINDOWS_64_BIT_ST_SIZE=0
fi
;;
*)
dnl Nothing to do on gnulib's side.

21
m4/localtime-buffer.m4 Normal file
View file

@ -0,0 +1,21 @@
# localtime-buffer.m4 serial 1
dnl Copyright (C) 2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_LOCALTIME_BUFFER_DEFAULTS],
[
NEED_LOCALTIME_BUFFER=0
])
dnl Macro invoked from other modules, to signal that the compilation of
dnl module 'localtime-buffer' is needed.
AC_DEFUN([gl_LOCALTIME_BUFFER_NEEDED],
[
AC_REQUIRE([gl_LOCALTIME_BUFFER_DEFAULTS])
AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
NEED_LOCALTIME_BUFFER=1
REPLACE_GMTIME=1
REPLACE_LOCALTIME=1
])

6
m4/lstat.m4
View file

@ -1,4 +1,4 @@
# serial 27
# serial 29
# Copyright (C) 1997-2001, 2003-2017 Free Software Foundation, Inc.
#
@ -33,6 +33,7 @@ AC_DEFUN([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK],
[
dnl We don't use AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK any more, because it
dnl is no longer maintained in Autoconf and because it invokes AC_LIBOBJ.
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_CACHE_CHECK([whether lstat correctly handles trailing slash],
[gl_cv_func_lstat_dereferences_slashed_symlink],
[rm -f conftest.sym conftest.file
@ -54,6 +55,9 @@ AC_DEFUN([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK],
*-gnu*)
# Guess yes on glibc systems.
gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
mingw*)
# Guess no on native Windows.
gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
*)
# If we don't know, assume the worst.
gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;

15
m4/malloca.m4 Normal file
View file

@ -0,0 +1,15 @@
# malloca.m4 serial 1
dnl Copyright (C) 2003-2004, 2006-2007, 2009-2017 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_MALLOCA],
[
dnl Use the autoconf tests for alloca(), but not the AC_SUBSTed variables
dnl @ALLOCA@ and @LTALLOCA@.
dnl gl_FUNC_ALLOCA dnl Already brought in by the module dependencies.
AC_REQUIRE([gl_EEMALLOC])
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
])

20
m4/mbrtowc.m4
View file

@ -1,4 +1,4 @@
# mbrtowc.m4 serial 27 -*- coding: utf-8 -*-
# mbrtowc.m4 serial 29 -*- coding: utf-8 -*-
dnl Copyright (C) 2001-2002, 2004-2005, 2008-2017 Free Software Foundation,
dnl Inc.
dnl This file is free software; the Free Software Foundation
@ -563,9 +563,11 @@ AC_DEFUN([gl_MBRTOWC_EMPTY_INPUT],
dnl is present.
changequote(,)dnl
case "$host_os" in
# Guess no on AIX and glibc systems.
# Guess no on AIX and glibc systems.
aix* | *-gnu*)
gl_cv_func_mbrtowc_empty_input="guessing no" ;;
# Guess yes on native Windows.
mingw*) gl_cv_func_mbrtowc_empty_input="guessing yes" ;;
*) gl_cv_func_mbrtowc_empty_input="guessing yes" ;;
esac
changequote([,])dnl
@ -592,6 +594,7 @@ dnl https://sourceware.org/bugzilla/show_bug.cgi?id=19932
AC_DEFUN([gl_MBRTOWC_C_LOCALE],
[
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_CACHE_CHECK([whether the C locale is free of encoding errors],
[gl_cv_C_locale_sans_EILSEQ],
[
@ -622,7 +625,12 @@ AC_DEFUN([gl_MBRTOWC_C_LOCALE],
]])],
[gl_cv_C_locale_sans_EILSEQ=yes],
[gl_cv_C_locale_sans_EILSEQ=no],
[:])])
[case "$host_os" in
# Guess yes on native Windows.
mingw*) gl_cv_C_locale_sans_EILSEQ="guessing yes" ;;
esac
])
])
])
# Prerequisites of lib/mbrtowc.c.
@ -639,7 +647,7 @@ AC_DEFUN([AC_FUNC_MBRTOWC],
[
dnl Same as AC_FUNC_MBRTOWC in autoconf-2.60.
AC_CACHE_CHECK([whether mbrtowc and mbstate_t are properly declared],
gl_cv_func_mbrtowc,
[gl_cv_func_mbrtowc],
[AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be
@ -655,8 +663,8 @@ AC_DEFUN([AC_FUNC_MBRTOWC],
size_t n = 1;
mbstate_t state;
return ! (sizeof state && (mbrtowc) (&wc, s, n, &state));]])],
gl_cv_func_mbrtowc=yes,
gl_cv_func_mbrtowc=no)])
[gl_cv_func_mbrtowc=yes],
[gl_cv_func_mbrtowc=no])])
if test $gl_cv_func_mbrtowc = yes; then
AC_DEFINE([HAVE_MBRTOWC], [1],
[Define to 1 if mbrtowc and mbstate_t are properly declared.])

25
m4/memchr.m4
View file

@ -1,4 +1,4 @@
# memchr.m4 serial 12
# memchr.m4 serial 13
dnl Copyright (C) 2002-2004, 2009-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -6,6 +6,8 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN_ONCE([gl_FUNC_MEMCHR],
[
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
dnl Check for prerequisites for memory fence checks.
gl_FUNC_MMAP_ANON
AC_CHECK_HEADERS_ONCE([sys/mman.h])
@ -73,12 +75,21 @@ AC_DEFUN_ONCE([gl_FUNC_MEMCHR],
result |= 4;
}
return result;
]])], [gl_cv_func_memchr_works=yes], [gl_cv_func_memchr_works=no],
[dnl Be pessimistic for now.
gl_cv_func_memchr_works="guessing no"])])
if test "$gl_cv_func_memchr_works" != yes; then
REPLACE_MEMCHR=1
fi
]])],
[gl_cv_func_memchr_works=yes],
[gl_cv_func_memchr_works=no],
[case "$host_os" in
# Guess yes on native Windows.
mingw*) gl_cv_func_memchr_works="guessing yes" ;;
# Be pessimistic for now.
*) gl_cv_func_memchr_works="guessing no" ;;
esac
])
])
case "$gl_cv_func_memchr_works" in
*yes) ;;
*) REPLACE_MEMCHR=1 ;;
esac
fi
])

4
m4/mkstemp.m4
View file

@ -1,4 +1,4 @@
#serial 23
#serial 24
# Copyright (C) 2001, 2003-2007, 2009-2017 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
@ -59,6 +59,8 @@ AC_DEFUN([gl_FUNC_MKSTEMP],
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_working_mkstemp="guessing yes" ;;
# Guess no on native Windows.
mingw*) gl_cv_func_working_mkstemp="guessing no" ;;
# If we don't know, assume the worst.
*) gl_cv_func_working_mkstemp="guessing no" ;;
esac

143
m4/printf.m4
View file

@ -1,4 +1,4 @@
# printf.m4 serial 52
# printf.m4 serial 55
dnl Copyright (C) 2003, 2007-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -58,8 +58,8 @@ int main ()
[gl_cv_func_printf_sizes_c99=yes],
[gl_cv_func_printf_sizes_c99=no],
[
changequote(,)dnl
case "$host_os" in
changequote(,)dnl
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_printf_sizes_c99="guessing yes";;
# Guess yes on FreeBSD >= 5.
@ -79,10 +79,19 @@ changequote(,)dnl
netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*)
gl_cv_func_printf_sizes_c99="guessing no";;
netbsd*) gl_cv_func_printf_sizes_c99="guessing yes";;
changequote([,])dnl
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_printf_sizes_c99="guessing yes"],
[gl_cv_func_printf_sizes_c99="guessing no"])
;;
# If we don't know, assume the worst.
*) gl_cv_func_printf_sizes_c99="guessing no";;
esac
changequote([,])dnl
])
])
])
@ -122,14 +131,19 @@ int main ()
}]])],
[gl_cv_func_printf_long_double=yes],
[gl_cv_func_printf_long_double=no],
[
changequote(,)dnl
case "$host_os" in
beos*) gl_cv_func_printf_long_double="guessing no";;
mingw* | pw*) gl_cv_func_printf_long_double="guessing no";;
*) gl_cv_func_printf_long_double="guessing yes";;
[case "$host_os" in
beos*) gl_cv_func_printf_long_double="guessing no";;
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_printf_long_double="guessing yes"],
[gl_cv_func_printf_long_double="guessing no"])
;;
*) gl_cv_func_printf_long_double="guessing yes";;
esac
changequote([,])dnl
])
])
])
@ -217,8 +231,8 @@ int main ()
[gl_cv_func_printf_infinite=yes],
[gl_cv_func_printf_infinite=no],
[
changequote(,)dnl
case "$host_os" in
changequote(,)dnl
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_printf_infinite="guessing yes";;
# Guess yes on FreeBSD >= 6.
@ -236,10 +250,19 @@ changequote(,)dnl
netbsd*) gl_cv_func_printf_infinite="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_printf_infinite="guessing yes";;
changequote([,])dnl
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_printf_infinite="guessing yes"],
[gl_cv_func_printf_infinite="guessing no"])
;;
# If we don't know, assume the worst.
*) gl_cv_func_printf_infinite="guessing no";;
esac
changequote([,])dnl
])
])
])
@ -419,13 +442,12 @@ int main ()
}]])],
[gl_cv_func_printf_infinite_long_double=yes],
[gl_cv_func_printf_infinite_long_double=no],
[
changequote(,)dnl
case "$host_cpu" in
[case "$host_cpu" in
# Guess no on ia64, x86_64, i386.
ia64 | x86_64 | i*86) gl_cv_func_printf_infinite_long_double="guessing no";;
*)
case "$host_os" in
changequote(,)dnl
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_printf_infinite_long_double="guessing yes";;
# Guess yes on FreeBSD >= 6.
@ -434,12 +456,21 @@ changequote(,)dnl
# Guess yes on HP-UX >= 11.
hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite_long_double="guessing no";;
hpux*) gl_cv_func_printf_infinite_long_double="guessing yes";;
changequote([,])dnl
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_printf_infinite_long_double="guessing yes"],
[gl_cv_func_printf_infinite_long_double="guessing no"])
;;
# If we don't know, assume the worst.
*) gl_cv_func_printf_infinite_long_double="guessing no";;
esac
;;
esac
changequote([,])dnl
])
])
;;
@ -489,6 +520,13 @@ int main ()
&& strcmp (buf, "0x6.0ap-2 33") != 0
&& strcmp (buf, "0xc.14p-3 33") != 0))
result |= 4;
/* This catches a Mac OS X 10.12.4 (Darwin 16.5) bug: it doesn't round. */
if (sprintf (buf, "%.0a %d", 1.51, 33, 44, 55) < 0
|| (strcmp (buf, "0x2p+0 33") != 0
&& strcmp (buf, "0x3p-1 33") != 0
&& strcmp (buf, "0x6p-2 33") != 0
&& strcmp (buf, "0xcp-3 33") != 0))
result |= 4;
/* This catches a FreeBSD 6.1 bug. See
<http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
if (sprintf (buf, "%010a %d", 1.0 / zero, 33, 44, 55) < 0
@ -528,6 +566,8 @@ int main ()
[gl_cv_func_printf_directive_a="guessing yes"],
[gl_cv_func_printf_directive_a="guessing no"])
;;
# Guess no on native Windows.
mingw*) gl_cv_func_printf_directive_a="guessing no";;
# If we don't know, assume the worst.
*) gl_cv_func_printf_directive_a="guessing no";;
esac
@ -570,8 +610,8 @@ int main ()
[gl_cv_func_printf_directive_f=yes],
[gl_cv_func_printf_directive_f=no],
[
changequote(,)dnl
case "$host_os" in
changequote(,)dnl
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_printf_directive_f="guessing yes";;
# Guess yes on FreeBSD >= 6.
@ -581,12 +621,21 @@ changequote(,)dnl
darwin[1-6].*) gl_cv_func_printf_directive_f="guessing no";;
darwin*) gl_cv_func_printf_directive_f="guessing yes";;
# Guess yes on Solaris >= 2.10.
solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";;
solaris*) gl_cv_func_printf_sizes_c99="guessing no";;
solaris2.[1-9][0-9]*) gl_cv_func_printf_directive_f="guessing yes";;
solaris*) gl_cv_func_printf_directive_f="guessing no";;
changequote([,])dnl
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_printf_directive_f="guessing yes"],
[gl_cv_func_printf_directive_f="guessing no"])
;;
# If we don't know, assume the worst.
*) gl_cv_func_printf_directive_f="guessing no";;
esac
changequote([,])dnl
])
])
])
@ -638,13 +687,11 @@ int main ()
}]])],
[gl_cv_func_printf_directive_n=yes],
[gl_cv_func_printf_directive_n=no],
[
changequote(,)dnl
case "$host_os" in
[case "$host_os" in
# Guess no on native Windows.
mingw*) gl_cv_func_printf_directive_n="guessing no";;
*) gl_cv_func_printf_directive_n="guessing yes";;
esac
changequote([,])dnl
])
])
])
@ -719,12 +766,14 @@ int main ()
[
changequote(,)dnl
case "$host_os" in
openbsd*) gl_cv_func_printf_directive_ls="guessing no";;
irix*) gl_cv_func_printf_directive_ls="guessing no";;
solaris*) gl_cv_func_printf_directive_ls="guessing no";;
cygwin*) gl_cv_func_printf_directive_ls="guessing no";;
beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";;
*) gl_cv_func_printf_directive_ls="guessing yes";;
openbsd*) gl_cv_func_printf_directive_ls="guessing no";;
irix*) gl_cv_func_printf_directive_ls="guessing no";;
solaris*) gl_cv_func_printf_directive_ls="guessing no";;
cygwin*) gl_cv_func_printf_directive_ls="guessing no";;
beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";;
# Guess yes on native Windows.
mingw*) gl_cv_func_printf_directive_ls="guessing yes";;
*) gl_cv_func_printf_directive_ls="guessing yes";;
esac
changequote([,])dnl
])
@ -763,6 +812,7 @@ changequote(,)dnl
netbsd[1-3]* | netbsdelf[1-3]* | netbsdaout[1-3]* | netbsdcoff[1-3]*)
gl_cv_func_printf_positions="guessing no";;
beos*) gl_cv_func_printf_positions="guessing no";;
# Guess no on native Windows.
mingw* | pw*) gl_cv_func_printf_positions="guessing no";;
*) gl_cv_func_printf_positions="guessing yes";;
esac
@ -801,6 +851,7 @@ changequote(,)dnl
case "$host_os" in
cygwin*) gl_cv_func_printf_flag_grouping="guessing no";;
netbsd*) gl_cv_func_printf_flag_grouping="guessing no";;
# Guess no on native Windows.
mingw* | pw*) gl_cv_func_printf_flag_grouping="guessing no";;
*) gl_cv_func_printf_flag_grouping="guessing yes";;
esac
@ -843,6 +894,8 @@ changequote(,)dnl
hpux11*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
# Guess no on HP-UX 10 and older.
hpux*) gl_cv_func_printf_flag_leftadjust="guessing no";;
# Guess yes on native Windows.
mingw*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
# Guess yes otherwise.
*) gl_cv_func_printf_flag_leftadjust="guessing yes";;
esac
@ -886,6 +939,8 @@ changequote(,)dnl
*-gnu*) gl_cv_func_printf_flag_zero="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_printf_flag_zero="guessing yes";;
# Guess no on native Windows.
mingw*) gl_cv_func_printf_flag_zero="guessing no";;
# If we don't know, assume the worst.
*) gl_cv_func_printf_flag_zero="guessing no";;
esac
@ -1153,6 +1208,8 @@ changequote(,)dnl
netbsd*) gl_cv_func_snprintf_truncation_c99="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_snprintf_truncation_c99="guessing yes";;
# Guess no on native Windows.
mingw*) gl_cv_func_snprintf_truncation_c99="guessing no";;
# If we don't know, assume the worst.
*) gl_cv_func_snprintf_truncation_c99="guessing no";;
esac
@ -1216,9 +1273,8 @@ int main ()
}]])],
[gl_cv_func_snprintf_retval_c99=yes],
[gl_cv_func_snprintf_retval_c99=no],
[
[case "$host_os" in
changequote(,)dnl
case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_snprintf_retval_c99="guessing yes";;
# Guess yes on FreeBSD >= 5.
@ -1243,10 +1299,19 @@ changequote(,)dnl
netbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_snprintf_retval_c99="guessing yes";;
changequote([,])dnl
# Guess yes on MSVC, no on mingw.
mingw*) AC_EGREP_CPP([Known], [
#ifdef _MSC_VER
Known
#endif
],
[gl_cv_func_snprintf_retval_c99="guessing yes"],
[gl_cv_func_snprintf_retval_c99="guessing no"])
;;
# If we don't know, assume the worst.
*) gl_cv_func_snprintf_retval_c99="guessing no";;
esac
changequote([,])dnl
])
])
])
@ -1326,6 +1391,8 @@ changequote(,)dnl
netbsd*) gl_cv_func_snprintf_directive_n="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_snprintf_directive_n="guessing yes";;
# Guess no on native Windows.
mingw*) gl_cv_func_snprintf_directive_n="guessing no";;
# If we don't know, assume the worst.
*) gl_cv_func_snprintf_directive_n="guessing no";;
esac
@ -1342,6 +1409,7 @@ dnl Result is gl_cv_func_snprintf_size1.
AC_DEFUN([gl_SNPRINTF_SIZE1],
[
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([gl_SNPRINTF_PRESENCE])
AC_CACHE_CHECK([whether snprintf respects a size of 1],
[gl_cv_func_snprintf_size1],
@ -1371,7 +1439,12 @@ int main()
}]])],
[gl_cv_func_snprintf_size1=yes],
[gl_cv_func_snprintf_size1=no],
[gl_cv_func_snprintf_size1="guessing yes"])
[case "$host_os" in
# Guess yes on native Windows.
mingw*) gl_cv_func_snprintf_size1="guessing yes" ;;
*) gl_cv_func_snprintf_size1="guessing yes" ;;
esac
])
])
])
@ -1467,7 +1540,7 @@ changequote(,)dnl
netbsd*) gl_cv_func_vsnprintf_zerosize_c99="guessing yes";;
# Guess yes on BeOS.
beos*) gl_cv_func_vsnprintf_zerosize_c99="guessing yes";;
# Guess yes on mingw.
# Guess yes on native Windows.
mingw* | pw*) gl_cv_func_vsnprintf_zerosize_c99="guessing yes";;
# If we don't know, assume the worst.
*) gl_cv_func_vsnprintf_zerosize_c99="guessing no";;

4
m4/sleep.m4
View file

@ -1,4 +1,4 @@
# sleep.m4 serial 7
# sleep.m4 serial 8
dnl Copyright (C) 2007-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -48,6 +48,8 @@ handle_alarm (int sig)
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_sleep_works="guessing yes" ;;
# Guess no on native Windows.
mingw*) gl_cv_func_sleep_works="guessing no" ;;
# If we don't know, assume the worst.
*) gl_cv_func_sleep_works="guessing no" ;;
esac

104
m4/stat.m4
View file

@ -1,4 +1,4 @@
# serial 11
# serial 12
# Copyright (C) 2009-2017 Free Software Foundation, Inc.
#
@ -8,64 +8,60 @@
AC_DEFUN([gl_FUNC_STAT],
[
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([AC_CANONICAL_HOST])
AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
AC_CHECK_FUNCS_ONCE([lstat])
dnl mingw is the only known platform where stat(".") and stat("./") differ
AC_CACHE_CHECK([whether stat handles trailing slashes on directories],
[gl_cv_func_stat_dir_slash],
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[#include <sys/stat.h>
]], [[struct stat st; return stat (".", &st) != stat ("./", &st);]])],
[gl_cv_func_stat_dir_slash=yes], [gl_cv_func_stat_dir_slash=no],
[case $host_os in
mingw*) gl_cv_func_stat_dir_slash="guessing no";;
*) gl_cv_func_stat_dir_slash="guessing yes";;
esac])])
dnl AIX 7.1, Solaris 9, mingw64 mistakenly succeed on stat("file/").
dnl (For mingw, this is due to a broken stat() override in libmingwex.a.)
dnl FreeBSD 7.2 mistakenly succeeds on stat("link-to-file/").
AC_CACHE_CHECK([whether stat handles trailing slashes on files],
[gl_cv_func_stat_file_slash],
[touch conftest.tmp
# Assume that if we have lstat, we can also check symlinks.
if test $ac_cv_func_lstat = yes; then
ln -s conftest.tmp conftest.lnk
fi
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[#include <sys/stat.h>
case "$host_os" in
mingw*)
dnl On this platform, the original stat() returns st_atime, st_mtime,
dnl st_ctime values that are affected by the time zone.
REPLACE_STAT=1
;;
*)
dnl AIX 7.1, Solaris 9, mingw64 mistakenly succeed on stat("file/").
dnl (For mingw, this is due to a broken stat() override in libmingwex.a.)
dnl FreeBSD 7.2 mistakenly succeeds on stat("link-to-file/").
AC_CACHE_CHECK([whether stat handles trailing slashes on files],
[gl_cv_func_stat_file_slash],
[touch conftest.tmp
# Assume that if we have lstat, we can also check symlinks.
if test $ac_cv_func_lstat = yes; then
ln -s conftest.tmp conftest.lnk
fi
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[#include <sys/stat.h>
]], [[int result = 0;
struct stat st;
if (!stat ("conftest.tmp/", &st))
result |= 1;
struct stat st;
if (!stat ("conftest.tmp/", &st))
result |= 1;
#if HAVE_LSTAT
if (!stat ("conftest.lnk/", &st))
result |= 2;
if (!stat ("conftest.lnk/", &st))
result |= 2;
#endif
return result;
]])],
[gl_cv_func_stat_file_slash=yes], [gl_cv_func_stat_file_slash=no],
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;;
# If we don't know, assume the worst.
*) gl_cv_func_stat_file_slash="guessing no" ;;
esac
])
rm -f conftest.tmp conftest.lnk])
case $gl_cv_func_stat_dir_slash in
*no) REPLACE_STAT=1
AC_DEFINE([REPLACE_FUNC_STAT_DIR], [1], [Define to 1 if stat needs
help when passed a directory name with a trailing slash]);;
esac
case $gl_cv_func_stat_file_slash in
*no) REPLACE_STAT=1
AC_DEFINE([REPLACE_FUNC_STAT_FILE], [1], [Define to 1 if stat needs
help when passed a file name with a trailing slash]);;
return result;
]])],
[gl_cv_func_stat_file_slash=yes], [gl_cv_func_stat_file_slash=no],
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;;
# If we don't know, assume the worst.
*) gl_cv_func_stat_file_slash="guessing no" ;;
esac
])
rm -f conftest.tmp conftest.lnk])
case $gl_cv_func_stat_file_slash in
*no)
REPLACE_STAT=1
AC_DEFINE([REPLACE_FUNC_STAT_FILE], [1], [Define to 1 if stat needs
help when passed a file name with a trailing slash]);;
esac
;;
esac
])
# Prerequisites of lib/stat.c.
AC_DEFUN([gl_PREREQ_STAT], [:])
# Prerequisites of lib/stat.c and lib/stat-w32.c.
AC_DEFUN([gl_PREREQ_STAT], [
AC_REQUIRE([gl_HEADER_SYS_STAT_H])
:
])

4
m4/stdalign.m4
View file

@ -35,8 +35,8 @@ AC_DEFUN([gl_STDALIGN_H],
|| (defined __APPLE__ && defined __MACH__ \
? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
: __GNUC__) \
|| __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
|| __ICC || 0x5110 <= __SUNPRO_C \
|| (__ia64 && (61200 <= __HP_cc || 61200 <= __HP_aCC)) \
|| __ICC || 0x590 <= __SUNPRO_C || 0x0600 <= __xlC__ \
|| 1300 <= _MSC_VER)
struct alignas_test { char c; char alignas (8) alignas_8; };
char test_alignas[offsetof (struct alignas_test, alignas_8) == 8

108
m4/stdint.m4
View file

@ -1,4 +1,4 @@
# stdint.m4 serial 50
# stdint.m4 serial 51
dnl Copyright (C) 2001-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -10,6 +10,7 @@ dnl Test whether <stdint.h> is supported or must be substituted.
AC_DEFUN_ONCE([gl_STDINT_H],
[
AC_PREREQ([2.59])dnl
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([gl_LIMITS_H])
AC_REQUIRE([gt_TYPE_WINT_T])
@ -288,8 +289,12 @@ static const char *macro_values[] =
]])],
[gl_cv_header_working_stdint_h=yes],
[],
[dnl When cross-compiling, assume it works.
gl_cv_header_working_stdint_h=yes
[case "$host_os" in
# Guess yes on native Windows.
mingw*) gl_cv_header_working_stdint_h="guessing yes" ;;
# In general, assume it works.
*) gl_cv_header_working_stdint_h="guessing yes" ;;
esac
])
])
])
@ -299,15 +304,16 @@ static const char *macro_values[] =
HAVE_SYS_BITYPES_H=0
HAVE_SYS_INTTYPES_H=0
STDINT_H=stdint.h
if test "$gl_cv_header_working_stdint_h" = yes; then
HAVE_C99_STDINT_H=1
dnl Now see whether the system <stdint.h> works without
dnl __STDC_CONSTANT_MACROS/__STDC_LIMIT_MACROS defined.
AC_CACHE_CHECK([whether stdint.h predates C++11],
[gl_cv_header_stdint_predates_cxx11_h],
[gl_cv_header_stdint_predates_cxx11_h=yes
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
case "$gl_cv_header_working_stdint_h" in
*yes)
HAVE_C99_STDINT_H=1
dnl Now see whether the system <stdint.h> works without
dnl __STDC_CONSTANT_MACROS/__STDC_LIMIT_MACROS defined.
AC_CACHE_CHECK([whether stdint.h predates C++11],
[gl_cv_header_stdint_predates_cxx11_h],
[gl_cv_header_stdint_predates_cxx11_h=yes
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
#include <stdint.h>
]
@ -315,45 +321,47 @@ gl_STDINT_INCLUDES
[
intmax_t im = INTMAX_MAX;
int32_t i32 = INT32_C (0x7fffffff);
]])],
[gl_cv_header_stdint_predates_cxx11_h=no])])
]])],
[gl_cv_header_stdint_predates_cxx11_h=no])])
if test "$gl_cv_header_stdint_predates_cxx11_h" = yes; then
AC_DEFINE([__STDC_CONSTANT_MACROS], [1],
[Define to 1 if the system <stdint.h> predates C++11.])
AC_DEFINE([__STDC_LIMIT_MACROS], [1],
[Define to 1 if the system <stdint.h> predates C++11.])
fi
AC_CACHE_CHECK([whether stdint.h has UINTMAX_WIDTH etc.],
[gl_cv_header_stdint_width],
[gl_cv_header_stdint_width=no
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
/* Work if build is not clean. */
#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1
#ifndef __STDC_WANT_IEC_60559_BFP_EXT__
#define __STDC_WANT_IEC_60559_BFP_EXT__ 1
#endif
#include <stdint.h>
]gl_STDINT_INCLUDES[
int iw = UINTMAX_WIDTH;
]])],
[gl_cv_header_stdint_width=yes])])
if test "$gl_cv_header_stdint_width" = yes; then
STDINT_H=
fi
else
dnl Check for <sys/inttypes.h>, and for
dnl <sys/bitypes.h> (used in Linux libc4 >= 4.6.7 and libc5).
AC_CHECK_HEADERS([sys/inttypes.h sys/bitypes.h])
if test $ac_cv_header_sys_inttypes_h = yes; then
HAVE_SYS_INTTYPES_H=1
fi
if test $ac_cv_header_sys_bitypes_h = yes; then
HAVE_SYS_BITYPES_H=1
fi
gl_STDINT_TYPE_PROPERTIES
fi
if test "$gl_cv_header_stdint_predates_cxx11_h" = yes; then
AC_DEFINE([__STDC_CONSTANT_MACROS], [1],
[Define to 1 if the system <stdint.h> predates C++11.])
AC_DEFINE([__STDC_LIMIT_MACROS], [1],
[Define to 1 if the system <stdint.h> predates C++11.])
fi
AC_CACHE_CHECK([whether stdint.h has UINTMAX_WIDTH etc.],
[gl_cv_header_stdint_width],
[gl_cv_header_stdint_width=no
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
/* Work if build is not clean. */
#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1
#ifndef __STDC_WANT_IEC_60559_BFP_EXT__
#define __STDC_WANT_IEC_60559_BFP_EXT__ 1
#endif
#include <stdint.h>
]gl_STDINT_INCLUDES[
int iw = UINTMAX_WIDTH;
]])],
[gl_cv_header_stdint_width=yes])])
if test "$gl_cv_header_stdint_width" = yes; then
STDINT_H=
fi
;;
*)
dnl Check for <sys/inttypes.h>, and for
dnl <sys/bitypes.h> (used in Linux libc4 >= 4.6.7 and libc5).
AC_CHECK_HEADERS([sys/inttypes.h sys/bitypes.h])
if test $ac_cv_header_sys_inttypes_h = yes; then
HAVE_SYS_INTTYPES_H=1
fi
if test $ac_cv_header_sys_bitypes_h = yes; then
HAVE_SYS_BITYPES_H=1
fi
gl_STDINT_TYPE_PROPERTIES
;;
esac
dnl The substitute stdint.h needs the substitute limit.h's _GL_INTEGER_WIDTH.
LIMITS_H=limits.h

4
m4/strerror.m4
View file

@ -1,4 +1,4 @@
# strerror.m4 serial 17
# strerror.m4 serial 18
dnl Copyright (C) 2002, 2007-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -80,6 +80,8 @@ AC_DEFUN([gl_FUNC_STRERROR_0],
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_strerror_0_works="guessing yes" ;;
# Guess yes on native Windows.
mingw*) gl_cv_func_strerror_0_works="guessing yes" ;;
# If we don't know, assume the worst.
*) gl_cv_func_strerror_0_works="guessing no" ;;
esac

2
m4/string_h.m4
View file

@ -43,6 +43,7 @@ AC_DEFUN([gl_STRING_MODULE_INDICATOR],
AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS],
[
GNULIB_EXPLICIT_BZERO=0; AC_SUBST([GNULIB_EXPLICIT_BZERO])
GNULIB_FFSL=0; AC_SUBST([GNULIB_FFSL])
GNULIB_FFSLL=0; AC_SUBST([GNULIB_FFSLL])
GNULIB_MEMCHR=0; AC_SUBST([GNULIB_MEMCHR])
@ -82,6 +83,7 @@ AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS],
GNULIB_STRVERSCMP=0; AC_SUBST([GNULIB_STRVERSCMP])
HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_EXPLICIT_BZERO=1; AC_SUBST([HAVE_EXPLICIT_BZERO])
HAVE_FFSL=1; AC_SUBST([HAVE_FFSL])
HAVE_FFSLL=1; AC_SUBST([HAVE_FFSLL])
HAVE_MEMCHR=1; AC_SUBST([HAVE_MEMCHR])

18
m4/sys_stat_h.m4
View file

@ -1,4 +1,4 @@
# sys_stat_h.m4 serial 28 -*- Autoconf -*-
# sys_stat_h.m4 serial 31 -*- Autoconf -*-
dnl Copyright (C) 2006-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -19,18 +19,21 @@ AC_DEFUN([gl_HEADER_SYS_STAT_H],
dnl Ensure the type mode_t gets defined.
AC_REQUIRE([AC_TYPE_MODE_T])
dnl Whether to override 'struct stat'.
dnl Whether to enable precise timestamps in 'struct stat'.
m4_ifdef([gl_WINDOWS_STAT_TIMESPEC], [
AC_REQUIRE([gl_WINDOWS_STAT_TIMESPEC])
], [
WINDOWS_STAT_TIMESPEC=0
])
AC_SUBST([WINDOWS_STAT_TIMESPEC])
dnl Whether to ensure that struct stat.st_size is 64-bit wide.
m4_ifdef([gl_LARGEFILE], [
AC_REQUIRE([gl_LARGEFILE])
], [
WINDOWS_64_BIT_ST_SIZE=0
])
AC_SUBST([WINDOWS_64_BIT_ST_SIZE])
if test $WINDOWS_64_BIT_ST_SIZE = 1; then
AC_DEFINE([_GL_WINDOWS_64_BIT_ST_SIZE], [1],
[Define to 1 if Gnulib overrides 'struct stat' on Windows so that
struct stat.st_size becomes 64-bit.])
fi
dnl Define types that are supposed to be defined in <sys/types.h> or
dnl <sys/stat.h>.
@ -72,6 +75,7 @@ AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
GNULIB_MKNODAT=0; AC_SUBST([GNULIB_MKNODAT])
GNULIB_STAT=0; AC_SUBST([GNULIB_STAT])
GNULIB_UTIMENSAT=0; AC_SUBST([GNULIB_UTIMENSAT])
GNULIB_OVERRIDES_STRUCT_STAT=0; AC_SUBST([GNULIB_OVERRIDES_STRUCT_STAT])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_FCHMODAT=1; AC_SUBST([HAVE_FCHMODAT])
HAVE_FSTATAT=1; AC_SUBST([HAVE_FSTATAT])

3
m4/sys_time_h.m4
View file

@ -1,5 +1,5 @@
# Configure a replacement for <sys/time.h>.
# serial 8
# serial 9
# Copyright (C) 2007, 2009-2017 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
@ -105,7 +105,6 @@ AC_DEFUN([gl_HEADER_SYS_TIME_H_DEFAULTS],
HAVE_GETTIMEOFDAY=1; AC_SUBST([HAVE_GETTIMEOFDAY])
HAVE_STRUCT_TIMEVAL=1; AC_SUBST([HAVE_STRUCT_TIMEVAL])
HAVE_SYS_TIME_H=1; AC_SUBST([HAVE_SYS_TIME_H])
HAVE_TIMEZONE_T=0; AC_SUBST([HAVE_TIMEZONE_T])
REPLACE_GETTIMEOFDAY=0; AC_SUBST([REPLACE_GETTIMEOFDAY])
REPLACE_STRUCT_TIMEVAL=0; AC_SUBST([REPLACE_STRUCT_TIMEVAL])
])

13
m4/sys_types_h.m4
View file

@ -1,4 +1,4 @@
# sys_types_h.m4 serial 6
# sys_types_h.m4 serial 8
dnl Copyright (C) 2011-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -6,6 +6,9 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN_ONCE([gl_SYS_TYPES_H],
[
dnl Use sane struct stat types in OpenVMS 8.2 and later.
AC_DEFINE([_USE_STD_STAT], 1, [For standard stat data types on VMS.])
AC_REQUIRE([gl_SYS_TYPES_H_DEFAULTS])
gl_NEXT_HEADERS([sys/types.h])
@ -17,6 +20,14 @@ AC_DEFUN_ONCE([gl_SYS_TYPES_H],
dnl Whether to override the 'off_t' type.
AC_REQUIRE([gl_TYPE_OFF_T])
dnl Whether to override the 'dev_t' and 'ino_t' types.
m4_ifdef([gl_WINDOWS_STAT_INODES], [
AC_REQUIRE([gl_WINDOWS_STAT_INODES])
], [
WINDOWS_STAT_INODES=0
])
AC_SUBST([WINDOWS_STAT_INODES])
])
AC_DEFUN([gl_SYS_TYPES_H_DEFAULTS],

12
m4/time_h.m4
View file

@ -2,7 +2,7 @@
# Copyright (C) 2000-2001, 2003-2007, 2009-2017 Free Software Foundation, Inc.
# serial 9
# serial 11
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@ -104,24 +104,34 @@ AC_DEFUN([gl_TIME_MODULE_INDICATOR],
AC_DEFUN([gl_HEADER_TIME_H_DEFAULTS],
[
GNULIB_CTIME=0; AC_SUBST([GNULIB_CTIME])
GNULIB_MKTIME=0; AC_SUBST([GNULIB_MKTIME])
GNULIB_LOCALTIME=0; AC_SUBST([GNULIB_LOCALTIME])
GNULIB_NANOSLEEP=0; AC_SUBST([GNULIB_NANOSLEEP])
GNULIB_STRFTIME=0; AC_SUBST([GNULIB_STRFTIME])
GNULIB_STRPTIME=0; AC_SUBST([GNULIB_STRPTIME])
GNULIB_TIMEGM=0; AC_SUBST([GNULIB_TIMEGM])
GNULIB_TIME_R=0; AC_SUBST([GNULIB_TIME_R])
GNULIB_TIME_RZ=0; AC_SUBST([GNULIB_TIME_RZ])
GNULIB_TZSET=0; AC_SUBST([GNULIB_TZSET])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_DECL_LOCALTIME_R=1; AC_SUBST([HAVE_DECL_LOCALTIME_R])
HAVE_NANOSLEEP=1; AC_SUBST([HAVE_NANOSLEEP])
HAVE_STRPTIME=1; AC_SUBST([HAVE_STRPTIME])
HAVE_TIMEGM=1; AC_SUBST([HAVE_TIMEGM])
HAVE_TZSET=1; AC_SUBST([HAVE_TZSET])
dnl Even GNU libc does not have timezone_t yet.
HAVE_TIMEZONE_T=0; AC_SUBST([HAVE_TIMEZONE_T])
dnl If another module says to replace or to not replace, do that.
dnl Otherwise, replace only if someone compiles with -DGNULIB_PORTCHECK;
dnl this lets maintainers check for portability.
REPLACE_CTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_CTIME])
REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; AC_SUBST([REPLACE_LOCALTIME_R])
REPLACE_MKTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_MKTIME])
REPLACE_NANOSLEEP=GNULIB_PORTCHECK; AC_SUBST([REPLACE_NANOSLEEP])
REPLACE_STRFTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_STRFTIME])
REPLACE_TIMEGM=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TIMEGM])
REPLACE_TZSET=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TZSET])
dnl Hack so that the time module doesn't depend on the sys_time module.
dnl First, default GNULIB_GETTIMEOFDAY to 0 if sys_time is absent.

9
m4/unistd_h.m4
View file

@ -1,4 +1,4 @@
# unistd_h.m4 serial 69
# unistd_h.m4 serial 70
dnl Copyright (C) 2006-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -46,8 +46,8 @@ AC_DEFUN([gl_UNISTD_H],
gethostname getlogin getlogin_r getpagesize
getusershell setusershell endusershell
group_member isatty lchown link linkat lseek pipe pipe2 pread pwrite
readlink readlinkat rmdir sethostname sleep symlink symlinkat ttyname_r
unlink unlinkat usleep])
readlink readlinkat rmdir sethostname sleep symlink symlinkat
truncate ttyname_r unlink unlinkat usleep])
])
AC_DEFUN([gl_UNISTD_MODULE_INDICATOR],
@ -102,6 +102,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
GNULIB_SLEEP=0; AC_SUBST([GNULIB_SLEEP])
GNULIB_SYMLINK=0; AC_SUBST([GNULIB_SYMLINK])
GNULIB_SYMLINKAT=0; AC_SUBST([GNULIB_SYMLINKAT])
GNULIB_TRUNCATE=0; AC_SUBST([GNULIB_TRUNCATE])
GNULIB_TTYNAME_R=0; AC_SUBST([GNULIB_TTYNAME_R])
GNULIB_UNISTD_H_NONBLOCKING=0; AC_SUBST([GNULIB_UNISTD_H_NONBLOCKING])
GNULIB_UNISTD_H_SIGPIPE=0; AC_SUBST([GNULIB_UNISTD_H_SIGPIPE])
@ -139,6 +140,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
HAVE_SLEEP=1; AC_SUBST([HAVE_SLEEP])
HAVE_SYMLINK=1; AC_SUBST([HAVE_SYMLINK])
HAVE_SYMLINKAT=1; AC_SUBST([HAVE_SYMLINKAT])
HAVE_TRUNCATE=1; AC_SUBST([HAVE_TRUNCATE])
HAVE_UNLINKAT=1; AC_SUBST([HAVE_UNLINKAT])
HAVE_USLEEP=1; AC_SUBST([HAVE_USLEEP])
HAVE_DECL_ENVIRON=1; AC_SUBST([HAVE_DECL_ENVIRON])
@ -179,6 +181,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
REPLACE_SLEEP=0; AC_SUBST([REPLACE_SLEEP])
REPLACE_SYMLINK=0; AC_SUBST([REPLACE_SYMLINK])
REPLACE_SYMLINKAT=0; AC_SUBST([REPLACE_SYMLINKAT])
REPLACE_TRUNCATE=0; AC_SUBST([REPLACE_TRUNCATE])
REPLACE_TTYNAME_R=0; AC_SUBST([REPLACE_TTYNAME_R])
REPLACE_UNLINK=0; AC_SUBST([REPLACE_UNLINK])
REPLACE_UNLINKAT=0; AC_SUBST([REPLACE_UNLINKAT])

9
m4/wchar_h.m4
View file

@ -7,7 +7,7 @@ dnl with or without modifications, as long as this notice is preserved.
dnl Written by Eric Blake.
# wchar_h.m4 serial 40
# wchar_h.m4 serial 42
AC_DEFUN([gl_WCHAR_H],
[
@ -35,6 +35,8 @@ AC_DEFUN([gl_WCHAR_H],
fi
AC_SUBST([HAVE_WINT_T])
AC_REQUIRE([gl_TYPE_WINT_T_PREREQ])
dnl Check for declarations of anything we want to poison if the
dnl corresponding gnulib module is not in use.
gl_WARN_ON_USE_PREPARE([[
@ -53,7 +55,7 @@ AC_DEFUN([gl_WCHAR_H],
wcsrtombs wcsnrtombs wcwidth wmemchr wmemcmp wmemcpy wmemmove wmemset
wcslen wcsnlen wcscpy wcpcpy wcsncpy wcpncpy wcscat wcsncat wcscmp
wcsncmp wcscasecmp wcsncasecmp wcscoll wcsxfrm wcsdup wcschr wcsrchr
wcscspn wcsspn wcspbrk wcsstr wcstok wcswidth
wcscspn wcsspn wcspbrk wcsstr wcstok wcswidth wcsftime
])
])
@ -177,6 +179,7 @@ AC_DEFUN([gl_WCHAR_H_DEFAULTS],
GNULIB_WCSSTR=0; AC_SUBST([GNULIB_WCSSTR])
GNULIB_WCSTOK=0; AC_SUBST([GNULIB_WCSTOK])
GNULIB_WCSWIDTH=0; AC_SUBST([GNULIB_WCSWIDTH])
GNULIB_WCSFTIME=0; AC_SUBST([GNULIB_WCSFTIME])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_BTOWC=1; AC_SUBST([HAVE_BTOWC])
HAVE_MBSINIT=1; AC_SUBST([HAVE_MBSINIT])
@ -215,6 +218,7 @@ AC_DEFUN([gl_WCHAR_H_DEFAULTS],
HAVE_WCSSTR=1; AC_SUBST([HAVE_WCSSTR])
HAVE_WCSTOK=1; AC_SUBST([HAVE_WCSTOK])
HAVE_WCSWIDTH=1; AC_SUBST([HAVE_WCSWIDTH])
HAVE_WCSFTIME=1; AC_SUBST([HAVE_WCSFTIME])
HAVE_DECL_WCTOB=1; AC_SUBST([HAVE_DECL_WCTOB])
HAVE_DECL_WCWIDTH=1; AC_SUBST([HAVE_DECL_WCWIDTH])
REPLACE_MBSTATE_T=0; AC_SUBST([REPLACE_MBSTATE_T])
@ -230,4 +234,5 @@ AC_DEFUN([gl_WCHAR_H_DEFAULTS],
REPLACE_WCSNRTOMBS=0; AC_SUBST([REPLACE_WCSNRTOMBS])
REPLACE_WCWIDTH=0; AC_SUBST([REPLACE_WCWIDTH])
REPLACE_WCSWIDTH=0; AC_SUBST([REPLACE_WCSWIDTH])
REPLACE_WCSFTIME=0; AC_SUBST([REPLACE_WCSFTIME])
])

7
m4/wctype_h.m4
View file

@ -1,4 +1,4 @@
# wctype_h.m4 serial 18
# wctype_h.m4 serial 21
dnl A placeholder for ISO C99 <wctype.h>, for platforms that lack it.
@ -30,6 +30,8 @@ AC_DEFUN([gl_WCTYPE_H],
fi
AC_SUBST([HAVE_WINT_T])
AC_REQUIRE([gl_TYPE_WINT_T_PREREQ])
gl_CHECK_NEXT_HEADERS([wctype.h])
if test $ac_cv_header_wctype_h = yes; then
if test $ac_cv_func_iswcntrl = yes; then
@ -51,7 +53,8 @@ AC_DEFUN([gl_WCTYPE_H],
int main () { return iswprint ('x') == 0; }
]])],
[gl_cv_func_iswcntrl_works=yes], [gl_cv_func_iswcntrl_works=no],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
[dnl Guess no on Linux libc5, yes otherwise.
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
#if __GNU_LIBRARY__ == 1
Linux libc5 i18n is broken.
#endif]], [])],

14
m4/wint_t.m4
View file

@ -1,4 +1,4 @@
# wint_t.m4 serial 6
# wint_t.m4 serial 7
dnl Copyright (C) 2003, 2007-2017 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -60,3 +60,15 @@ AC_DEFUN([gt_TYPE_WINT_T],
fi
AC_SUBST([GNULIB_OVERRIDES_WINT_T])
])
dnl Prerequisites of the 'wint_t' override.
AC_DEFUN([gl_TYPE_WINT_T_PREREQ],
[
AC_CHECK_HEADERS_ONCE([crtdefs.h])
if test $ac_cv_header_crtdefs_h = yes; then
HAVE_CRTDEFS_H=1
else
HAVE_CRTDEFS_H=0
fi
AC_SUBST([HAVE_CRTDEFS_H])
])