| 1 | #!/bin/sh
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| 2 | # Copyright (C) 2002 Free Software Foundation, Inc.
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| 3 | #
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| 4 | # This file is part of GNU Automake.
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| 5 | #
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| 6 | # GNU Automake is free software; you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation; either version 2, or (at your option)
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| 9 | # any later version.
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| 10 | #
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| 11 | # GNU Automake is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 | #
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with Automake; see the file COPYING. If not, write to
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| 18 | # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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| 19 | # Boston, MA 02110-1301, USA.
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| 20 |
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| 21 | # Regression test for a bug reported by Ladislav Strojil.
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| 22 | # Using different extensions for the same language should not
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| 23 | # output the build rules several times.
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| 24 |
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| 25 | . ./defs
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| 26 |
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| 27 | set -e
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| 28 |
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| 29 | cat >>configure.in <<EOF
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| 30 | AC_PROG_CXX
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| 31 | EOF
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| 32 |
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| 33 | cat >Makefile.am <<EOF
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| 34 | bin_PROGRAMS = p q r
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| 35 | p_SOURCES = a.cc b.cpp c.cxx
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| 36 | q_SOURCES = sub/d.cc sub/e.cpp sub/f.cxx
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| 37 | r_SOURCES = g.cc h.cpp i.cxx
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| 38 | r_CXXFLAGS = -DFOO
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| 39 | EOF
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| 40 |
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| 41 | $ACLOCAL
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| 42 | $AUTOMAKE
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| 43 |
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| 44 | grep '\.o:' Makefile.in > rules
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| 45 | cat rules
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| 46 |
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| 47 | # Here is a example of bogus output. The rules are output several
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| 48 | # times.
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| 49 | #| .cc.o:
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| 50 | #| d.o: sub/d.cc
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| 51 | #| e.o: sub/e.cpp
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| 52 | #| f.o: sub/f.cxx
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| 53 | #| r-g.o: g.cc
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| 54 | #| r-h.o: h.cpp
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| 55 | #| r-i.o: i.cxx
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| 56 | #| .cpp.o:
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| 57 | #| d.o: sub/d.cc
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| 58 | #| e.o: sub/e.cpp
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| 59 | #| f.o: sub/f.cxx
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| 60 | #| r-g.o: g.cc
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| 61 | #| r-h.o: h.cpp
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| 62 | #| r-i.o: i.cxx
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| 63 | #| .cxx.o:
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| 64 | #| #d.o: sub/d.cc
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| 65 | #| #e.o: sub/e.cpp
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| 66 | #| #f.o: sub/f.cxx
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| 67 | #| #r-g.o: g.cc
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| 68 | #| #r-h.o: h.cpp
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| 69 | #| #r-i.o: i.cxx
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| 70 |
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| 71 | # Bail out if we find a duplicate.
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| 72 | $PERL -ne 'if (exists $a{$_}) { exit 1 } else { $a{$_} = 1 }' < rules
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