1*01826a49SYabin Cui#!/bin/sh 2*01826a49SYabin Cui# Ensure that zgrep -15 works. Before gzip-1.5, it would fail. 3*01826a49SYabin Cui 4*01826a49SYabin Cui# Copyright (C) 2012-2016 Free Software Foundation, Inc. 5*01826a49SYabin Cui 6*01826a49SYabin Cui# This program is free software: you can redistribute it and/or modify 7*01826a49SYabin Cui# it under the terms of the GNU General Public License as published by 8*01826a49SYabin Cui# the Free Software Foundation, either version 3 of the License, or 9*01826a49SYabin Cui# (at your option) any later version. 10*01826a49SYabin Cui 11*01826a49SYabin Cui# This program is distributed in the hope that it will be useful, 12*01826a49SYabin Cui# but WITHOUT ANY WARRANTY; without even the implied warranty of 13*01826a49SYabin Cui# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14*01826a49SYabin Cui# GNU General Public License for more details. 15*01826a49SYabin Cui 16*01826a49SYabin Cui# You should have received a copy of the GNU General Public License 17*01826a49SYabin Cui# along with this program. If not, see <https://www.gnu.org/licenses/>. 18*01826a49SYabin Cui# limit so don't run it by default. 19*01826a49SYabin Cui 20*01826a49SYabin Cui. "${srcdir=.}/init.sh"; path_prepend_ . 21*01826a49SYabin Cui 22*01826a49SYabin Cui# A limited replacement for seq: handle 1 or 2 args; increment must be 1 23*01826a49SYabin Cuiseq() 24*01826a49SYabin Cui{ 25*01826a49SYabin Cui case $# in 26*01826a49SYabin Cui 1) start=1 final=$1;; 27*01826a49SYabin Cui 2) start=$1 final=$2;; 28*01826a49SYabin Cui *) echo you lose 1>&2; exit 1;; 29*01826a49SYabin Cui esac 30*01826a49SYabin Cui awk 'BEGIN{for(i='$start';i<='$final';i++) print i}' < /dev/null 31*01826a49SYabin Cui} 32*01826a49SYabin Cui 33*01826a49SYabin Cuiseq 40 > in || framework_failure_ 34*01826a49SYabin Cuigzip < in > in.gz || framework_failure_ 35*01826a49SYabin Cuiseq 2 32 > exp || framework_failure_ 36*01826a49SYabin Cui 37*01826a49SYabin Cui: ${GREP=grep} 38*01826a49SYabin Cui$GREP -15 17 - < in > out && compare exp out || { 39*01826a49SYabin Cui echo >&2 "$0: $GREP does not support context options; skipping this test" 40*01826a49SYabin Cui exit 77 41*01826a49SYabin Cui} 42*01826a49SYabin Cui 43*01826a49SYabin Cuifail=0 44*01826a49SYabin Cuizgrep -15 17 - < in.gz > out || fail=1 45*01826a49SYabin Cuicompare exp out || fail=1 46*01826a49SYabin Cui 47*01826a49SYabin CuiExit $fail 48