43 lines
1.3 KiB
Plaintext
43 lines
1.3 KiB
Plaintext
# wctrans.m4
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# serial 4
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dnl Copyright (C) 2011-2024 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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dnl This file is offered as-is, without any warranty.
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AC_DEFUN_ONCE([gl_FUNC_WCTRANS],
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[
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AC_REQUIRE([gl_WCTYPE_H_DEFAULTS])
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AC_REQUIRE([gl_WCTYPE_H])
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AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
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HAVE_WCTRANS=$HAVE_WCTRANS_T
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if test $HAVE_WCTRANS = 1; then
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AC_CACHE_CHECK([whether wctrans works],
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[gl_cv_func_wctrans_works],
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[AC_RUN_IFELSE(
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[AC_LANG_SOURCE([[
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#include <wchar.h>
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#include <wctype.h>
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int main ()
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{
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/* This test fails on NetBSD 10.0. */
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return (wctrans ("tolower") == (wctrans_t)0);
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}
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]])],
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[gl_cv_func_wctrans_works=yes], [gl_cv_func_wctrans_works=no],
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[case "$host_os" in
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# Guess no on NetBSD.
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netbsd*) gl_cv_func_wctrans_works="guessing no" ;;
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# Guess yes otherwise.
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*) gl_cv_func_wctrans_works="guessing yes" ;;
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esac
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])
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])
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case "$gl_cv_func_wctrans_works" in
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*yes) ;;
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*) REPLACE_WCTRANS=1 ;;
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esac
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fi
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])
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