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#! /bin/sh
# Copyright (C) 2001-2017 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Check that automake yacc support ensures that yacc-generated C
# files use correct "#line" directives. Try also with the
# 'subdir-object' option enabled.
# See also sister test 'lex-line.sh'.
required='cc yacc'
. test-init.sh
cat >> configure.ac << 'END'
AC_CONFIG_FILES([sub/Makefile])
AC_PROG_CC
AC_PROG_YACC
AC_OUTPUT
END
mkdir dir sub sub/dir
cat > Makefile.am << 'END'
SUBDIRS = sub
bin_PROGRAMS = foo bar
AM_YFLAGS = -d
bar_YFLAGS =
foo_SOURCES = zardoz.y
bar_SOURCES = dir/quux.y
## Avoid spurious failures with Solaris make.
zardoz.@OBJEXT@: zardoz.c
bar-quux.@OBJEXT@: bar-quux.c
END
cat > sub/Makefile.am << 'END'
AUTOMAKE_OPTIONS = subdir-objects
noinst_PROGRAMS = foo bar
foo_YFLAGS = -d
foo_SOURCES = zardoz.y
bar_SOURCES = dir/quux.y
## Avoid spurious failures with Solaris make.
foo-zardoz.@OBJEXT@: foo-zardoz.c
dir/quux.@OBJEXT@: dir/quux.c
END
cat > zardoz.y << 'END'
%{
int yylex () { return 0; }
void yyerror (char *s) { return; }
%}
%%
x : 'x' {};
%%
int main(void)
{
return yyparse ();
}
END
cp zardoz.y dir/quux.y
cp zardoz.y sub/zardoz.y
cp zardoz.y sub/dir/quux.y
c_outputs='zardoz.c bar-quux.c sub/foo-zardoz.c sub/dir/quux.c'
$ACLOCAL
$AUTOCONF
# FIXME: stop disabling the warnings in the 'unsupported' category
# FIXME: once the 'subdir-objects' option has been mandatory.
$AUTOMAKE -a -Wno-unsupported
for vpath in : false; do
if $vpath; then
srcdir=..
mkdir build
cd build
else
srcdir=.
fi
$srcdir/configure
$MAKE
# For debugging,
ls -l . sub sub/dir
$EGREP 'line|\.y' $c_outputs
# Adjusted "#line" should not contain reference to the builddir.
grep '#.*line.*build.*\.y' $c_outputs && exit 1
# Adjusted "#line" should not contain reference to the absolute
# srcdir.
$EGREP '#.*line *"?/.*\.y' $c_outputs && exit 1
# Adjusted "#line" should not contain reference to the default
# output file names, e.g., 'y.tab.c' and 'y.tab.h'.
grep '#.*line.*y\.tab\.' $c_outputs && exit 1
# Look out for a silly regression.
grep "#.*\.y.*\.y" $c_outputs && exit 1
if $vpath; then
grep '#.*line.*"\.\./zardoz\.y"' zardoz.c
grep '#.*line.*"\.\./dir/quux\.y"' bar-quux.c
grep '#.*line.*"\.\./\.\./sub/zardoz\.y"' sub/foo-zardoz.c
grep '#.*line.*"\.\./\.\./sub/dir/quux\.y"' sub/dir/quux.c
else
grep '#.*line.*"zardoz\.y"' zardoz.c
grep '#.*line.*"dir/quux\.y"' bar-quux.c
grep '#.*line.*"zardoz\.y"' sub/foo-zardoz.c
grep '#.*line.*"dir/quux\.y"' sub/dir/quux.c
fi
cd $srcdir
done
:
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