readme: fixlets to HACKING
[automake.git] / t / tar-override.sh
blobc35234e9dc8c6661983f87aaa8c0642f14db232d
1 #! /bin/sh
2 # Copyright (C) 2011-2012 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 <http://www.gnu.org/licenses/>.
17 # Check that the user can override the tar program used by "make dist"
18 # at runtime, by redefining the 'TAR' environment variable.
19 # FIXME: currently this works only when the tar format used is 'v7'
20 # FIXME: (which is the default one).
22 . ./defs || exit 1
24 cwd=$(pwd) || fatal_ "getting current working directory"
26 echo AC_OUTPUT >> configure.ac
28 cat > am--tar <<'END'
29 #!/bin/sh
30 echo $1 > am--tar-has-run
31 shift
32 exec tar "$@"
33 END
34 chmod a+x am--tar
36 cat > Makefile.am <<'END'
37 check-local: dist
38 test -f am--tar-has-run
39 CLEANFILES = am--tar-has-run
40 END
42 $ACLOCAL
43 $AUTOCONF
44 $AUTOMAKE
45 ./configure
47 $MAKE dist
48 test -f $me-1.0.tar.gz
49 ls | grep has-run && exit 1
51 rm -f *.tar.* *has-run*
53 TAR="$cwd/am--tar foo" $MAKE distcheck
54 test -f $me-1.0.tar.gz
55 test "$(cat am--tar-has-run)" = foo
57 rm -f *.tar.* *has-run*
59 TAR=; unset TAR
60 # Creative use of eval to pacify maintainer checks.
61 eval \$'MAKE dist "TAR=./am--tar mu"'
62 test -f $me-1.0.tar.gz
63 test "$(cat am--tar-has-run)" = mu