sim/configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 m4_include([../config/override.m4])
   3 AC_INIT(Makefile.in)
   4
   5 AC_PROG_CC
   6 AC_PROG_INSTALL
   7 AC_CHECK_TOOL(AR, ar)
   8 AC_CHECK_TOOL(RANLIB, ranlib, :)
   9
  10 AC_CANONICAL_SYSTEM
  11 AC_ARG_PROGRAM
  12 AC_PROG_CC
  13 AC_SUBST(CFLAGS)
  14 AC_SUBST(HDEFINES)
  15 AR=${AR-ar}
  16 AC_SUBST(AR)
  17 AC_PROG_RANLIB
  18
  19 # Put a plausible default for CC_FOR_BUILD in Makefile.
  20 if test -z "$CC_FOR_BUILD"; then
  21   if test "x$cross_compiling" = "xno"; then
  22     CC_FOR_BUILD='$(CC)'
  23   else
  24     CC_FOR_BUILD=gcc
  25   fi
  26 fi
  27 AC_SUBST(CC_FOR_BUILD)
  28 CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
  29 AC_SUBST(CFLAGS_FOR_BUILD)
  30
  31 # If a cpu ever has more than one simulator to choose from, use
  32 # --enable-sim=... to choose.
  33 AC_ARG_ENABLE(sim,
  34 [AS_HELP_STRING([--enable-sim], [Enable the GNU simulator])],
  35 [case "${enableval}" in
  36 yes | no) ;;
  37 *)      AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
  38 esac])
  39
  40 m4_define([SIM_ARCH], [
  41   sim_arch=$1
  42   AC_CONFIG_SUBDIRS($1)
  43 ])
  44 if test "${enable_sim}" != no; then
  45    sinclude(configure.tgt)
  46    AC_CONFIG_SUBDIRS(testsuite)
  47    if test "$sim_igen" = yes; then
  48       AC_CONFIG_SUBDIRS(igen)
  49    fi
  50 fi
  51
  52 AC_OUTPUT(Makefile)
  53
  54 exit 0