| # wcpcpy.m4 serial 3 |
| dnl Copyright (C) 2011-2020 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_FUNC_WCPCPY], |
| [ |
| AC_REQUIRE([gl_WCHAR_H_DEFAULTS]) |
| |
| dnl Persuade glibc <wchar.h> to declare wcpcpy(). |
| AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) |
| |
| AC_CHECK_FUNCS_ONCE([wcpcpy]) |
| if test $ac_cv_func_wcpcpy = no; then |
| HAVE_WCPCPY=0 |
| fi |
| ]) |
