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dnl Process this file with autoconf to produce a configure script.
AC_INIT(migcom.c)
AC_PREREQ(2.12)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM dnl needs SYSTEM, not just HOST and TARGET
AM_INIT_AUTOMAKE(mig, 1.0)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_YACC
AM_PROG_LEX
AC_PROG_AWK
AC_PROG_INSTALL
dnl Checks for header files.
AC_STDC_HEADERS
dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_HAVE_FUNCS(vprintf)
AC_MSG_CHECKING(for target compiler)
if test "x$TARGET_CC" != x; then
# User set it.
AC_MSG_RESULT([$TARGET_CC])
elif test "$target" = "$host"; then
TARGET_CC='${CC}'
AC_MSG_RESULT([native, using host compiler])
else
[mig_target=`echo "$target" | sed 's/[^a-zA-Z0-9_]/_/g'`]
AC_CACHE_VAL(mig_cv_${mig_target}_CC, [ dnl
ac_word="${target_alias}-gcc"
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
eval mig_cv_${mig_target}_CC='$ac_word'
break
fi
done
IFS="$ac_save_ifs"])
eval TARGET_CC=\"\$mig_cv_${mig_target}_CC\"
if test "x$TARGET_CC" = x; then
AC_MSG_RESULT([${target_alias}-gcc not found])
TARGET_CC='${CC}'
AC_MSG_WARN([using host compiler ($CC) for target $target])
else
AC_MSG_RESULT([${TARGET_CC}])
fi
fi
AC_SUBST(TARGET_CC)
dnl These two are just for the user's convenience.
AC_SUBST(TARGET_CPPFLAGS)
AC_SUBST(TARGET_CFLAGS)
MIGCOM=`echo migcom | sed "$program_transform_name"`
AC_SUBST(MIGCOM)
AC_OUTPUT([Makefile mig])
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