1*a939078aSHiroo HAYASHI# mempcpy.m4 serial 12 2*a939078aSHiroo HAYASHIdnl Copyright (C) 2003-2004, 2006-2007, 2009-2021 Free Software Foundation, 3*a939078aSHiroo HAYASHIdnl Inc. 4*a939078aSHiroo HAYASHIdnl This file is free software; the Free Software Foundation 5*a939078aSHiroo HAYASHIdnl gives unlimited permission to copy and/or distribute it, 6*a939078aSHiroo HAYASHIdnl with or without modifications, as long as this notice is preserved. 7*a939078aSHiroo HAYASHI 8*a939078aSHiroo HAYASHIAC_DEFUN([gl_FUNC_MEMPCPY], 9*a939078aSHiroo HAYASHI[ 10*a939078aSHiroo HAYASHI dnl Persuade glibc <string.h> to declare mempcpy(). 11*a939078aSHiroo HAYASHI AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) 12*a939078aSHiroo HAYASHI 13*a939078aSHiroo HAYASHI dnl The mempcpy() declaration in lib/string.in.h uses 'restrict'. 14*a939078aSHiroo HAYASHI AC_REQUIRE([AC_C_RESTRICT]) 15*a939078aSHiroo HAYASHI 16*a939078aSHiroo HAYASHI AC_REQUIRE([gl_STRING_H_DEFAULTS]) 17*a939078aSHiroo HAYASHI AC_CHECK_FUNCS([mempcpy]) 18*a939078aSHiroo HAYASHI if test $ac_cv_func_mempcpy = no; then 19*a939078aSHiroo HAYASHI HAVE_MEMPCPY=0 20*a939078aSHiroo HAYASHI fi 21*a939078aSHiroo HAYASHI]) 22*a939078aSHiroo HAYASHI 23*a939078aSHiroo HAYASHI# Prerequisites of lib/mempcpy.c. 24*a939078aSHiroo HAYASHIAC_DEFUN([gl_PREREQ_MEMPCPY], [ 25*a939078aSHiroo HAYASHI : 26*a939078aSHiroo HAYASHI]) 27