52 lines
1.5 KiB
Text
52 lines
1.5 KiB
Text
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# mbsinit.m4 serial 8
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dnl Copyright (C) 2008, 2010-2012 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_MBSINIT],
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[
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AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AC_REQUIRE([AC_TYPE_MBSTATE_T])
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gl_MBSTATE_T_BROKEN
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AC_CHECK_FUNCS_ONCE([mbsinit])
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if test $ac_cv_func_mbsinit = no; then
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HAVE_MBSINIT=0
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AC_CHECK_DECLS([mbsinit],,, [[
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/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
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<wchar.h>.
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BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
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included before <wchar.h>. */
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#include <stddef.h>
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#include <stdio.h>
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#include <time.h>
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#include <wchar.h>
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]])
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if test $ac_cv_have_decl_mbsinit = yes; then
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dnl On Minix 3.1.8, the system's <wchar.h> declares mbsinit() although
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dnl it does not have the function. Avoid a collision with gnulib's
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dnl replacement.
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REPLACE_MBSINIT=1
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fi
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else
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if test $REPLACE_MBSTATE_T = 1; then
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REPLACE_MBSINIT=1
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else
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dnl On mingw, mbsinit() always returns 1, which is inappropriate for
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dnl states produced by mbrtowc() for an incomplete multibyte character
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dnl in multibyte locales.
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case "$host_os" in
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mingw*) REPLACE_MBSINIT=1 ;;
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esac
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fi
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fi
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])
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# Prerequisites of lib/mbsinit.c.
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AC_DEFUN([gl_PREREQ_MBSINIT], [
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:
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])
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