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#!/bin/sh
# Ensure that "-" means "standard input".
. "${srcdir=.}/init.sh"; path_prepend_ ../src
fail=0
echo a > a || framework_failure_
echo b > b || framework_failure_
cat <<'EOF' > exp || framework_failure_
--- -
+++ b
@@ -1 +1 @@
-a
+b
EOF
returns_ 1 diff -u - b < a > out 2> err || fail=1
# Remove date and time.
sed -e 's/^\([-+*][-+*][-+*] [^ ]*\) .*/\1/' out >outk || framework_failure_
compare exp outk || fail=1
compare /dev/null err || fail=1
mkdir d || framework_failure_
echo a >d/a || framework_failure_
diff -u - a <d >out 2>err || fail=1
compare /dev/null out || fail=1
compare /dev/null err || fail=1
Exit $fail
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