dir-slash

实战Linux编程的原代码,希望对学驱动的人能有所帮助

#!/bin/sh
# Make sure that cp -R DIR1 DIR2 does the right thing
# when DIR1 is written with a trailing slash.

if test "$VERBOSE" = yes; then
  set -x
  cp --version
fi

pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp;tmp=$t0/$$
trap 'status=$?; cd $pwd; rm -rf $t0 || exit $?; exit $status' 0
trap 'exit $?' 1 2 13 15

framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1

mkdir dir1 dir2 || framework_failure=1
touch dir1/file || framework_failure=1

if test $framework_failure = 1; then
  echo 'failure in testing framework'
  exit 1
fi

fail=0
cp -R dir1/ dir2 || fail=1

# This file should not exist, but it did with fileutils-4.0w.
test -r dir2/file && fail=1

# These two should.
test -r dir2/dir1/file || fail=1
test -r dir1/file || fail=1

(exit $fail); exit