diff options
Diffstat (limited to 'tests/tail-2/start-middle')
-rwxr-xr-x | tests/tail-2/start-middle | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/tests/tail-2/start-middle b/tests/tail-2/start-middle new file mode 100755 index 0000000..92a939a --- /dev/null +++ b/tests/tail-2/start-middle @@ -0,0 +1,53 @@ +#!/bin/sh +# Verify that tail works even when it's reading from a file +# that is not at its beginning. Based on a report from John Roll. + +# Copyright (C) 2001, 2002, 2004, 2006 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 of the License, 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, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +if test "$VERBOSE" = yes; then + set -x + tail --version +fi + +pwd=`pwd` +tmp=tail-mid.$$ +trap 'status=$?; cd "$pwd" && rm -rf $tmp && exit $status' 0 +trap '(exit $?); exit' 1 2 13 15 + +framework_failure=0 +mkdir $tmp || framework_failure=1 +cd $tmp || framework_failure=1 + +(echo 1; echo 2) > k || framework_failure=1 + +if test $framework_failure = 1; then + echo "$0: failure in testing framework" 1>&2 + (exit 1); exit 1 +fi + +fail=0 + +sh -c 'read x; tail' < k > out || fail=1 +cat <<EOF > exp +2 +EOF + +cmp out exp || fail=1 +test $fail = 1 && diff out exp 2> /dev/null + +(exit $fail); exit $fail |