coreutils/tests/cp/backup-is-src

#!/bin/sh

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

framework_failure=0
rm -f a a~ || framework_failure=1
echo a > a || framework_failure=1
echo a-tilde > a~ || framework_failure=1

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

# Make sure we get English translations.
. $srcdir/../lang-default

# This cp command should exit nonzero.
cp --b=simple a~ a > out 2>&1 && fail=1

sed "s,cp:,XXX:," out > out2

cat > exp <<\EOF
XXX: backing up `a' would destroy source;  `a~' not copied
EOF

cmp out2 exp || fail=1

rm -f out out2 exp a a~

(exit $fail); exit