53 lines
1.3 KiB
Bash
53 lines
1.3 KiB
Bash
#!/bin/sh
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# Copyright (C) 2010-2017 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Check for bug in variable concatenation with '+=': an extra backslash
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# is erroneously retained in the final value.
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# See also sister test 'pluseq11b.sh'.
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. test-init.sh
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cat >>configure.ac <<'END'
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AC_OUTPUT
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END
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cat > Makefile.am <<'END'
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## Use more line continuation to ensure we are robust and can (hopefully)
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## cope any number of them, and not just one
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FOO = \
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\
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\
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bar
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## Both these two variable additions are required to trigger the bug.
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FOO +=
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FOO += baz
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.PHONY: test
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test:
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case '$(FOO)' in *\\*) exit 1;; *) exit 0;; esac
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END
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$ACLOCAL
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$AUTOMAKE
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grep '^ *FOO *=.*\\.' Makefile.in && exit 1
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$AUTOCONF
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./configure
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$MAKE test
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:
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