1# mempcpy.m4 serial 7 2dnl Copyright (C) 2003, 2004, 2006, 2007 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 7AC_DEFUN([gl_FUNC_MEMPCPY], 8[ 9 dnl Persuade glibc <string.h> to declare mempcpy(). 10 AC_REQUIRE([AC_GNU_SOURCE]) 11 12 dnl The mempcpy() declaration in lib/string_.h uses 'restrict'. 13 AC_REQUIRE([AC_C_RESTRICT]) 14 15 AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) 16 AC_REPLACE_FUNCS(mempcpy) 17 if test $ac_cv_func_mempcpy = no; then 18 HAVE_MEMPCPY=0 19 gl_PREREQ_MEMPCPY 20 fi 21]) 22 23# Prerequisites of lib/mempcpy.c. 24AC_DEFUN([gl_PREREQ_MEMPCPY], [ 25 : 26]) 27