coreutils/tests/touch/no-create-missing

#!/bin/sh
# Ensure that touch -c no-such-file no longer fails (it did in 4.1.8).

# Copyright (C) 2002, 2004, 2005, 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
  touch --version
fi

pwd=`pwd`
tmp=`echo "$0"|sed 's,.*/,,'`.tmp
trap 'status=$?; 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

if test $framework_failure = 1; then
  echo "$0: failure in testing framework" 1>&2
  (exit 1); exit 1
fi

fail=0

touch -c no-file > /dev/null 2>&1 || fail=1
touch -cm no-file > /dev/null 2>&1 || fail=1
touch -ca no-file > /dev/null 2>&1 || fail=1

# If >&- works, test "touch -c -" etc.
# >&- apparently does not work in HP-UX 11.23.
# This test is ineffective unless /dev/stdout also works.
if $pwd/../../src/test -w /dev/stdout >/dev/null &&
   $pwd/../../src/test ! -w /dev/stdout >&-; then
  touch -c - >&- 2> /dev/null || fail=1
  touch -cm - >&- 2> /dev/null || fail=1
  touch -ca - >&- 2> /dev/null || fail=1
fi

(exit $fail); exit $fail