sim/m4/sim_ac_option_scache.m4

   1 dnl   Copyright (C) 1997-2021 Free Software Foundation, Inc.
   2 dnl
   3 dnl This program is free software; you can redistribute it and/or modify
   4 dnl it under the terms of the GNU General Public License as published by
   5 dnl the Free Software Foundation; either version 3 of the License, or
   6 dnl (at your option) any later version.
   7 dnl
   8 dnl This program is distributed in the hope that it will be useful,
   9 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 dnl GNU General Public License for more details.
  12 dnl
  13 dnl You should have received a copy of the GNU General Public License
  14 dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15 dnl
  16 dnl The argument is the default cache size if none is specified.
  17 AC_DEFUN([SIM_AC_OPTION_SCACHE],
  18 [
  19 default_sim_scache="ifelse([$1],,0,[$1])"
  20 AC_ARG_ENABLE(sim-scache,
  21 [AS_HELP_STRING([--enable-sim-scache=size],
  22                 [Specify simulator execution cache size])],
  23 [case "${enableval}" in
  24   yes)  sim_scache="-DWITH_SCACHE=${default_sim_scache}";;
  25   no)   sim_scache="-DWITH_SCACHE=0" ;;
  26   [[0-9]]*) sim_scache="-DWITH_SCACHE=${enableval}";;
  27   *)    AC_MSG_ERROR("Bad value $enableval passed to --enable-sim-scache");
  28         sim_scache="";;
  29 esac
  30 if test x"$silent" != x"yes" && test x"$sim_scache" != x""; then
  31   echo "Setting scache size = $sim_scache" 6>&1
  32 fi],[sim_scache="-DWITH_SCACHE=${default_sim_scache}"])
  33 ])
  34 AC_SUBST(sim_scache)