automake: do not emit rule with two dependents
[automake.git] / t / depcomp8a.sh
blob5f14ee09a9cf150d9bf8c33bbf9a316c6228abc2
1 #! /bin/sh
2 # Copyright (C) 2010-2015 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 # Test for regressions in computation of names of .Po files for
18 # automatic dependency tracking.
19 # Keep this in sync with sister test 'depcomp8b.sh', which checks the
20 # same thing for libtool objects.
22 required=cc
23 . test-init.sh
25 cat >> configure.ac << 'END'
26 AC_PROG_CC
27 AC_OUTPUT
28 END
30 cat > Makefile.am << 'END'
31 bin_PROGRAMS = zardoz
32 zardoz_SOURCES = foo.c sub/bar.c
33 END
35 mkdir sub
36 cat > foo.c << 'END'
37 int main (void)
39 extern int bar (void);
40 return bar ();
42 END
43 cat > sub/bar.c << 'END'
44 int bar (void)
46 return 0;
48 END
50 $ACLOCAL
51 # FIXME: stop disabling the warnings in the 'unsupported' category
52 # FIXME: once the 'subdir-objects' option has been mandatory.
53 $AUTOMAKE -a -Wno-unsupported
54 grep include Makefile.in # For debugging.
55 grep 'include.*\./\$(DEPDIR)/foo\.P' Makefile.in
56 grep 'include.*\./\$(DEPDIR)/bar\.P' Makefile.in
57 grep 'include.*/\./\$(DEPDIR)' Makefile.in && exit 1
59 $AUTOCONF
60 # Don't reject slower dependency extractors, for better coverage.
61 ./configure --enable-dependency-tracking
62 $MAKE
63 cross_compiling || ./zardoz
64 DISTCHECK_CONFIGURE_FLAGS='--enable-dependency-tracking' $MAKE distcheck
66 # Try again with subdir-objects option.
68 echo AUTOMAKE_OPTIONS = subdir-objects >> Makefile.am
70 $AUTOMAKE
71 grep include Makefile.in # For debugging.
72 grep 'include.*\./\$(DEPDIR)/foo\.P' Makefile.in
73 grep 'include.*[^a-zA-Z0-9_/]sub/\$(DEPDIR)/bar\.P' Makefile.in
74 $EGREP 'include.*/(\.|sub)/\$\(DEPDIR\)' Makefile.in && exit 1
76 $AUTOCONF
77 # Don't reject slower dependency extractors, for better coverage.
78 ./configure --enable-dependency-tracking
79 $MAKE
80 cross_compiling || ./zardoz
81 DISTCHECK_CONFIGURE_FLAGS='--enable-dependency-tracking' $MAKE distcheck