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#!/bin/sh
# Ensure that -m1 stops reading after the first match.
# In grep-2.19, yes x|grep -m1 x would infloop.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
require_timeout_
fail=0
echo x > exp || framework_failure_
yes x | timeout 10 grep -m1 x > out || fail=1
compare exp out || fail=1
# Make sure -m2 stops reading even when output is /dev/null.
# In grep 3.11, it would continue reading.
printf 'x\nx\nx\n' >in || framework_failure
(grep -m2 x >/dev/null && head -n1) <in >out || fail=1
compare exp out || fail=1
# The following two tests would fail before v3.11-70
echo x > in || framework_failure_
echo in > exp || framework_failure_
grep -l -m1 . in > out || fail=1
compare exp out || fail=1
# Ensure that this prints nothing and exits successfully.
grep -q -m1 . in > out || fail=1
compare /dev/null out || fail=1
Exit $fail
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