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#! /bin/sh
# Copyright (C) 2011 Free Software Foundation, Inc.
#
# This program 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 2, or (at your option)
# any later version.
#
# This program 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/>.
# Test how the `missing' script wraps the`tar' program .
# FIXME: we should also try to run the `missing' script with the
# $CONFIG_SHELL ...
. ./defs || Exit 1
set -e
# FIXME: make this working with "installcheck" too ...
cp "$testsrcdir"/../lib/missing . \
|| fatal_ "failed to fetch auxiliary script \`missing'"
old_PATH=$PATH; export old_PATH
new_PATH=`pwd`/bin$PATH_SEPARATOR$PATH
mkdir bin
cat > data.txt <<'END'
To be, or not to be: that is the question:
Whether 'tis nobler in the mind to suffer
...
END
cat > nonesuch <<'END'
#!/bin/sh
exit 127
END
chmod a+x nonesuch
# Simple runs.
for nullify_gnu in yes no; do
case $nullify_gnu in
yes)
cp nonesuch bin/gtar
cp nonesuch bin/gnutar
PATH=$new_PATH; export PATH;
mkdir simple-nognu
cd simple-nognu
;;
no)
mkdir simple-dflt
cd simple-dflt
;;
*)
Exit 99 # Can't happen.
;;
esac
cp ../data.txt foobar.txt
../missing --run tar cvf mu.tar foobar.txt
rm -f foobar.txt
test -f mu.tar
../missing --run tar tf mu.tar >output 2>&1 || { cat output; Exit 1; }
cat output
$FGREP 'foobar.txt' output
test ! -f foobar.txt
../missing --run tar xvf mu.tar
diff ../data.txt foobar.txt
PATH=$old_PATH; export PATH;
cd ..
done
rm -f bin/*
# Helper scripts and functions for next tests.
cat > fake-gnu-tar <<'END'
#!/bin/sh
case " $* " in *\ --version\ *) echo fake GNU tar; exit $?;; esac
PATH=$old_PATH; export PATH
exec tar "$@"
END
chmod a+x fake-gnu-tar
cat > failing-tar <<'END'
#!/bin/sh
echo "Error message from tar passed through" >&2
exit 1
END
chmod a+x failing-tar
grep_tar_failed ()
{
grep "WARNING:.* can't.* run \`tar' with .*given arguments" $*
}
# The `tar' program does not work with the given options, but we have
# gtar or gnutar.
cp failing-tar bin/tar
for pfx in g gnu; do
case $pfx in g) othpfx=gnu;; gnu) othpfx=g;; *) Exit 99;; esac
cp nonesuch bin/${othpfx}tar
if ${pfx}tar --version | grep GNU; then :; else
cp fake-gnu-tar bin/${pfx}tar
fi
tarball=foo-$pfx.tar
PATH=$new_PATH; export PATH
./missing --run tar cvf $tarball ./data.txt 2>stderr \
|| { cat stderr >&2; Exit 1; }
cat stderr >&2
PATH=$old_PATH; export PATH
test -f $tarball
grep_tar_failed stderr
grep "Error message from tar passed through" stderr
grep "[Tt]rying to use GNU tar.*${pfx}tar" stderr
grep "${othpfx}tar" stderr && Exit 1
: # For shells with broken 'set -e'
done
rm -f bin/*
# The `tar' program does not work with the given options, and we don't
# have neither gtar nor gnutar.
cp failing-tar bin/tar
cp nonesuch bin/gtar
cp nonesuch bin/gnutar
PATH=$new_PATH; export PATH
./missing --run tar cvf foo.tar ./data.txt 2>stderr \
&& { cat stderr >&2; Exit 1; }
cat stderr >&2
PATH=$old_PATH; export PATH
test ! -f foo.tar
grep_tar_failed stderr
grep "Error message from tar passed through" stderr
grep "[iI]nstall GNU tar or Free [pP]axutils" stderr
$EGREP "(g|gnu)tar" stderr && Exit 1
rm -f bin/*
# We try to use an option that causes any `tar' program (GNU or non-GNU) to.
sh -x ./missing --run tar --bad-unknonw-option cvf foo.tar ./data.txt 2>stderr \
&& { cat stderr >&2; Exit 1; }
cat stderr >&2
test ! -f foo.tar
grep_tar_failed stderr
grep "bad-unknonw-option" stderr
for p in gtar gnutar; do
if $p --version; then
cnt=1
else
cnt=0
fi
test `$EGREP -c "[Tt]rying to use GNU tar.*$p" stderr` -eq $cnt
done
:
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