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#!/bin/sh

#

# runtest -- basically all this script does is find the proper expect

#            shell and then run DejaGnu.

#

# Written by Rob Savoye 

#

#

# Get the execution path to this script and the current directory.

#

mypath=${0-.}

if expr ${mypath} : '.*/.*' > /dev/null

then

    :

else

    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"

    for dir in $PATH

    do

        test -z "$dir" && dir=.

        if test -x $dir/$mypath

        then

            mypath=$dir/$mypath

            break

        fi

    done

    IFS="$save_ifs"

fi

execpath=`echo ${mypath} | sed  -e 's@/[^/]*$@@'`

# rootme=`pwd`

#

# get the name by which runtest was invoked and extract the config triplet

#

runtest=`echo ${mypath} | sed -e 's@^.*/@@'`

target=`echo $runtest | sed -e 's/-runtest$//'`

if [ "$target" != runtest ] ; then

    target="--target ${target}"

else

    target=""

fi

#

# Find the right expect binary to use. If a variable EXPECT exists,

# it takes precedence over all other tests. Otherwise look for a freshly

# built one, and then use one in the path.

#

if [ x"$EXPECT" != x ] ; then

  expectbin=$EXPECT

else

  if [ -x "$execpath/expect" ] ; then

    expectbin=$execpath/expect

  else

      expectbin=expect

    fi

fi

# just to be safe...

if [ -z "$expectbin" ]; then

  echo "ERROR: No expect shell found"

  exit 1

fi

# This wrapper script will set up run-time library search PATHs

if [ -x "$expectbin-bld.sh" ]; then

  expectbin="${CONFIG_SHELL-/bin/sh} $expectbin-bld.sh"

fi

#

# Extract a few options from the option list.

#

verbose=0

debug=""

for a in "$@" ; do

  case $a in

      -v|--v|-verb*|--verb*)    verbose=`expr $verbose + 1`;;

      -D0|--D0)       debug="-D 0" ;;

      -D1|--D1)       debug="-D 1" ;;

  esac

done

if expr $verbose \> 0 > /dev/null ; then

  echo Expect binary is $expectbin

fi

#

# find runtest.exp. First we look in it's installed location, otherwise

# start if from the source tree.

#

# runtest.exp is found in (autoconf-configure-set) @datadir@, but

# $execpath is @bindir@.  We're assuming that

#

# @datadir@ == @bindir@/../share

# or

# @datadir@ == @bindir@/../../share

#

# which is a very weak assumption

#

for i in `echo ${execpath} | sed  -e 's@/[^/]*$@/share/dejagnu@'` `echo ${execpath} | sed  -e 's@/[^/]*/[^/]*$@/share/dejagnu@'` $execpath ; do

    if expr $verbose \> 1 > /dev/null ; then

        echo Looking for $i/runtest.exp.

    fi

    if [ -f $i/runtest.exp ] ; then

        runpath=$i

        if expr $verbose \> 0 > /dev/null ; then

            echo Using $i/runtest.exp as main test driver

        fi

    fi

done

# check for an environment variable

if [ x"$DEJAGNULIBS" != x ] ; then

    runpath=$DEJAGNULIBS

    if expr $verbose \> 0 > /dev/null ; then

        echo Using $DEJAGNULIBS/runtest.exp as main test driver

    fi

fi

if [ x"$runpath" = x ] ; then

    echo "ERROR: runtest.exp does not exist."

    exit 1

fi

exec $expectbin $debug -- $runpath/runtest.exp $target ${1+"$@"}