#!/bin/sh

: ${srcdir=.}

. "$srcdir/init.sh"; path_prepend_ .

# Test NULL prefix. Result should not contain a number, except in lines that

# start with 'EDC' (IBM z/OS libc produces an error identifier before the

# error message).

test-perror 2>&1 >/dev/null | LC_ALL=C tr -d '\r' > t-perror.tmp

grep -v '^EDC' t-perror.tmp | grep '[0-9]' > /dev/null \

  && fail_ "result should not contain a number"

# Test empty prefix. Result should be the same.

test-perror '' 2>&1 >/dev/null | LC_ALL=C tr -d '\r' > t-perror1.tmp

diff t-perror.tmp t-perror1.tmp \

  || fail_ "empty prefix should behave like NULL argument"

# Test non-empty prefix.

test-perror foo 2>&1 >/dev/null | LC_ALL=C tr -d '\r' > t-perror3.tmp

sed -e 's/^/foo: /' < t-perror.tmp > t-perror2.tmp

diff t-perror2.tmp t-perror3.tmp || fail_ "prefix applied incorrectly"

# Test exit status.

test-perror >out 2>/dev/null || fail_ "unexpected exit status"

test -s out && fail_ "unexpected output"

Exit 0