1# mbchar.m4 serial 4 2dnl Copyright (C) 2005-2006 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7dnl autoconf tests required for use of mbchar.m4 8dnl From Bruno Haible. 9 10AC_DEFUN([gl_MBCHAR], 11[ 12 AC_REQUIRE([AC_GNU_SOURCE]) 13 dnl The following line is that so the user can test HAVE_WCHAR_H 14 dnl before #include "mbchar.h". 15 AC_CHECK_HEADERS_ONCE([wchar.h]) 16 dnl Compile mbchar.c only if HAVE_WCHAR_H. 17 if test $ac_cv_header_wchar_h = yes; then 18 AC_LIBOBJ([mbchar]) 19 dnl Prerequisites of mbchar.h and mbchar.c. 20 AC_CHECK_HEADERS_ONCE([wctype.h]) 21 AC_CHECK_FUNCS([iswcntrl]) 22 fi 23]) 24