maint: Update HACKING
[automake.git] / t / help4.sh
blob301dbd1013d5c106700415a0847b733f8d816ec4
1 #! /bin/sh
2 # Copyright (C) 2010-2017 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2, or (at your option)
7 # any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <https://www.gnu.org/licenses/>.
17 # Check that the first among --help and --version to be specified on
18 # the command line takes precedence over the following one.
20 . test-init.sh
22 # Ensure we run in an empty directory.
23 mkdir emptydir
24 cd emptydir
26 # Honour user overrides for $ACLOCAL and $AUTOMAKE, but without
27 # adding extra options.
28 ACLOCAL=$am_original_ACLOCAL
29 AUTOMAKE=$am_original_AUTOMAKE
31 escape_dots () { sed 's/\./\\./g'; } # Avoid issues with "\" in backquotes.
32 apiversion_rx=$(echo "$APIVERSION" | escape_dots)
34 $ACLOCAL --version --help >stdout || { cat stdout; exit 1; }
35 cat stdout
36 grep "^aclocal.*$apiversion_rx" stdout
37 grep "^Usage" stdout && exit 1
39 $ACLOCAL --help --version >stdout || { cat stdout; exit 1; }
40 cat stdout
41 grep "^Usage" stdout
42 grep "^aclocal.*$apiversion_rx" stdout && exit 1
44 $AUTOMAKE --version --help >stdout || { cat stdout; exit 1; }
45 cat stdout
46 grep "^automake.*$apiversion_rx" stdout
47 grep "^Usage" stdout && exit 1
49 $AUTOMAKE --help --version >stdout || { cat stdout; exit 1; }
50 cat stdout
51 grep "^Usage" stdout
52 grep "^automake.*$apiversion_rx" stdout && exit 1