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#!/bin/sh
# Check GNU m4 against examples from the manual source.
# Copyright (C) 1992, 2006-2011 Free Software Foundation, Inc.
#
# This file is part of GNU M4.
#
# GNU M4 is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNU M4 is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Clean up temp files on exit
pwd=`pwd`
tmp=m4-tmp.$$
trap 'stat=$?; cd "$pwd"; rm -rf $tmp && exit $stat' 0
trap '(exit $?); exit $?' 1 2 13 15
# Create scratch dir
framework_failure=0
mkdir $tmp || framework_failure=1
if test $framework_failure = 1; then
echo "$0: failure in testing framework" 1>&2
(exit 1); exit 1
fi
out=$tmp/m4-out
err=$tmp/m4-err
xout=$tmp/m4-xout
xerr=$tmp/m4-xerr
failed=
skipped=
strip_needed=false
diffopts=-c
# Allow user to select sed
: ${SED=sed}
# Find out where the examples live.
examples=.
if test "x$1" = x-I ; then
examples="$2"
shift; shift
fi
# Find out how to run m4.
m4=m4
if test "x$1" = x-m ; then
m4="$2"
shift; shift
fi
# Find out how the executable prints argv[0]
m4name=`"$m4" --help | ${SED} -e 's/Usage: \(.*\) \[OPTION.*/\1/' \
-e 's/\\\\/\\\\\\\\/g' -e 1q`
# Find out if we should strip \r in the output
"$m4" --version | tee $out
"$m4" --version | tr -d '\015' > $xout
if cmp -s $out $xout; then
:
else
echo "Ignoring carriage returns"
strip_needed=:
fi
# Find out if diff supports useful options.
if diff -u /dev/null /dev/null 2>/dev/null ; then
diffopts="-u"
fi
if diff -a /dev/null /dev/null 2>/dev/null ; then
diffopts="$diffopts -a"
fi
# Run the tests.
for file
do
test -f "$file" || {
echo "No such file: $file"
continue
}
echo "Checking $file"
case $file in
*stackovf.test)
"$file" "$m4"
case $? in
77) skipped="$skipped $file";;
0) ;;
*) failed="$failed $file"
esac
continue ;;
esac
options=`${SED} -ne '3s/^dnl @ extra options: //p;3q' "$file"`
${SED} -e '/^dnl @/d' -e '/^\^D$/q' "$file" \
| LC_MESSAGES=C M4PATH=$examples "$m4" -d $options - >$out 2>$err
stat=$?
xstat=`${SED} -ne '2s/^dnl @ expected status: //p;2q' "$file"`
case $stat in
77)
skipped="$skipped $file"
cat $err
continue
;;
$xstat) ;;
*)
failed="$failed $file:status"
echo `${SED} -e 's/^dnl //' -e 1q $file`
echo "$file: status was $stat, expected $xstat"
;;
esac
xoutfile=`${SED} -n 's/^dnl @ expected output: //p' "$file"`
if test -z "$xoutfile" ; then
${SED} -e '/^dnl @result{}/!d' -e 's///' -e "s|examples/|$examples/|" \
"$file" > $xout
else
cp "$examples/$xoutfile" $xout
fi
xerrfile=`${SED} -n 's/^dnl @ expected error: //p' "$file"`
case $xerrfile in
ignore)
cp $err $xerr ;;
'')
${SED} '/^dnl @error{}/!d
s///; '"s|^m4:|$m4name:|; s|examples/|$examples/|" \
"$file" > $xerr ;;
*)
${SED} "s|^m4:|$m4name:|; s|examples/|$examples/|" \
"$examples/$xerrfile" > $xerr ;;
esac
# For the benefit of mingw, normalize \r\n line endings
if $strip_needed ; then
tr -d '\015' < $out > $out.t
mv $out.t $out
tr -d '\015' < $xout > $xout.t
mv $xout.t $xout
tr -d '\015' < $err > $err.t
mv $err.t $err
tr -d '\015' < $xerr > $xerr.t
mv $xerr.t $xerr
fi
if cmp -s $out $xout; then
:
else
failed="$failed $file:out"
echo `${SED} -e 's/^dnl //' -e 1q $file`
echo "$file: stdout mismatch"
diff $diffopts $xout $out
fi
if cmp -s $err $xerr; then
:
else
failed="$failed $file:err"
echo `${SED} -e 's/^dnl //' -e 1q $file`
echo "$file: stderr mismatch"
diff $diffopts $xerr $err
fi
done
rm -f $out $err $xout $xerr
echo
if test -n "$skipped"; then
echo "Skipped checks were:"
echo " $skipped"
fi
if test -z "$failed"; then
echo "All checks successful"
stat=0
else
echo "Failed checks were:"
echo " $failed"
stat=1
fi
(exit $stat); exit $stat
|
