77 lines
2.7 KiB
Text
77 lines
2.7 KiB
Text
# nl_langinfo.m4 serial 8
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dnl Copyright (C) 2009-2023 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_NL_LANGINFO],
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[
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AC_REQUIRE([gl_LANGINFO_H_DEFAULTS])
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AC_REQUIRE([gl_LANGINFO_H])
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AC_CHECK_FUNCS_ONCE([nl_langinfo])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AC_REQUIRE([gl_FUNC_SETLOCALE_NULL])
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AC_REQUIRE([gl_PTHREADLIB])
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AC_CHECK_HEADERS_ONCE([threads.h])
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if test $ac_cv_func_nl_langinfo = yes; then
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# On Irix 6.5, YESEXPR is defined, but nl_langinfo(YESEXPR) is broken.
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AC_CACHE_CHECK([whether YESEXPR works],
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[gl_cv_func_nl_langinfo_yesexpr_works],
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[AC_RUN_IFELSE(
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[AC_LANG_PROGRAM([[#include <langinfo.h>
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]], [[return !*nl_langinfo(YESEXPR);
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]])],
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[gl_cv_func_nl_langinfo_yesexpr_works=yes],
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[gl_cv_func_nl_langinfo_yesexpr_works=no],
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[
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case "$host_os" in
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# Guess no on irix systems.
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irix*) gl_cv_func_nl_langinfo_yesexpr_works="guessing no";;
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# Guess yes elsewhere.
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*) gl_cv_func_nl_langinfo_yesexpr_works="guessing yes";;
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esac
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])
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])
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case $gl_cv_func_nl_langinfo_yesexpr_works in
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*yes) FUNC_NL_LANGINFO_YESEXPR_WORKS=1 ;;
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*) FUNC_NL_LANGINFO_YESEXPR_WORKS=0 ;;
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esac
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AC_DEFINE_UNQUOTED([FUNC_NL_LANGINFO_YESEXPR_WORKS],
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[$FUNC_NL_LANGINFO_YESEXPR_WORKS],
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[Define to 1 if nl_langinfo (YESEXPR) returns a non-empty string.])
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# On Solaris 10 and Solaris 11.3, nl_langinfo is not multithread-safe.
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case "$host_os" in
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solaris*) NL_LANGINFO_MTSAFE=0 ;;
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*) NL_LANGINFO_MTSAFE=1 ;;
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esac
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AC_DEFINE_UNQUOTED([NL_LANGINFO_MTSAFE], [$NL_LANGINFO_MTSAFE],
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[Define to 1 if nl_langinfo is multithread-safe.])
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if test $HAVE_LANGINFO_CODESET = 1 \
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&& test $HAVE_LANGINFO_T_FMT_AMPM = 1 \
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&& test $HAVE_LANGINFO_ALTMON = 1 \
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&& test $HAVE_LANGINFO_ERA = 1 \
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&& test $FUNC_NL_LANGINFO_YESEXPR_WORKS = 1 \
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&& test $NL_LANGINFO_MTSAFE = 1; then
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:
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else
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REPLACE_NL_LANGINFO=1
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AC_DEFINE([REPLACE_NL_LANGINFO], [1],
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[Define if nl_langinfo exists but is overridden by gnulib.])
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fi
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else
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HAVE_NL_LANGINFO=0
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fi
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if test $HAVE_NL_LANGINFO = 0 || test $HAVE_LANGINFO_CODESET = 0; then
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LIB_NL_LANGINFO="$LIB_SETLOCALE_NULL"
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else
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LIB_NL_LANGINFO=
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fi
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dnl LIB_NL_LANGINFO is expected to be empty everywhere.
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AC_SUBST([LIB_NL_LANGINFO])
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])
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# Prerequisites of lib/nl_langinfo-lock.c.
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AC_DEFUN([gl_PREREQ_NL_LANGINFO_LOCK],
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[
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gl_VISIBILITY
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])
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