binutils-gdb/sim/configure.ac
Mike Frysinger 136da8cd9c sim: switch to AC_CONFIG_MACRO_DIRS
Rather than hand maintain m4 includes in various autotool files,
use AC_CONFIG_MACRO_DIRS to declare the relevant search paths.
This simplifies the code, makes it more robust, and cleans out
unused logic from configure.
2021-02-13 00:24:20 -05:00

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dnl Process this file with autoconf to produce a configure script.
AC_INIT(Makefile.in)
AC_CONFIG_MACRO_DIRS([.. ../config])
AC_PROG_CC
AC_PROG_INSTALL
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_CC
AC_PROG_CPP
AC_SUBST(CFLAGS)
AR=${AR-ar}
AC_SUBST(AR)
AC_PROG_RANLIB
# Put a plausible default for CC_FOR_BUILD in Makefile.
if test -z "$CC_FOR_BUILD"; then
if test "x$cross_compiling" = "xno"; then
CC_FOR_BUILD='$(CC)'
else
CC_FOR_BUILD=gcc
fi
fi
AC_SUBST(CC_FOR_BUILD)
CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
AC_SUBST(CFLAGS_FOR_BUILD)
# If a cpu ever has more than one simulator to choose from, use
# --enable-sim=... to choose.
AC_ARG_ENABLE(sim,
[AS_HELP_STRING([--enable-sim], [Enable the GNU simulator])],
[case "${enableval}" in
yes | no) ;;
*) AC_MSG_ERROR(bad value ${enableval} given for --enable-sim option) ;;
esac])
m4_define([SIM_ARCH], [
sim_arch=$1
AC_CONFIG_SUBDIRS($1)
])
if test "${enable_sim}" != no; then
sinclude(configure.tgt)
if test "$sim_igen" = yes; then
AC_CONFIG_SUBDIRS(igen)
fi
fi
AC_CONFIG_FILES([Makefile testsuite/Makefile])
AC_OUTPUT