# -*- Mode: shell-script; -*-

AC_PREREQ(2.59)

AC_INIT

#

# Try to find the version

if test -s "$srcdir/Version" ; then

    VERSION="`cat $srcdir/Version`"

else

    VERSION="Unknown"

fi

AC_SUBST(VERSION)

AC_PATH_PROG(PERL,perl)

# Find the location of the mpich sources

if test -z "$abs_srcdir" ; then

    abs_srcdir=`cd $srcdir && pwd`

fi

abs_mpichsrcdir=`cd $abs_srcdir && cd .. && pwd`

AC_SUBST(abs_mpichsrcdir)

# Does xargs need the -r option to handle the case where the input 

# is empty (gnu utils do, Mac OSX does not accept -r)

xargs_out=`echo "" | xargs ls | wc -l | sed -e 's/ //g'`

if test "$xargs_out" != "0" ; then

    XARGS_NODATA_OPT=-r

fi

AC_SUBST(XARGS_NODATA_OPT)

AC_OUTPUT_COMMANDS([chmod a+x f77tof90] )

# The directory substitutions apparently don't work under Cygwin, so

# simplemake manufactures these in a way that avoids triggering the 

# autoconf replacement.

# Note that top_srcdir and srcdir are special cases (they must not

# be changed in configure.ac because configure uses them to find other files)

AC_OUTPUT(f77tof90)