1 files changed, 137 insertions, 0 deletions
diff --git a/t/yacc-cxx.sh b/t/yacc-cxx.sh
new file mode 100755
index 000000000..fe348cb20
--- /dev/null
+++ b/t/yacc-cxx.sh
@@ -0,0 +1,137 @@
+#! /bin/sh
+# Copyright (C) 2011-2012 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/>.
+
+# Basic semantic checks on Yacc + C++ support (when yacc-generated
+# headers are not involved).
+# Keep in sync with sister test 'yacc-basic.test'.
+
+required=yacc
+. ./defs || Exit 1
+
+cat >> configure.ac << 'END'
+AC_PROG_CXX
+AC_PROG_YACC
+AC_OUTPUT
+END
+
+cat > Makefile.am << 'END'
+bin_PROGRAMS = foo1 foo2 foo3 foo4
+foo1_SOURCES = parse1.yy  foo.cc
+foo2_SOURCES = parse2.y++ bar.c++
+foo3_SOURCES = parse3.yxx foo.cc
+foo4_SOURCES = parse4.ypp bar2.cxx
+foo3_YFLAGS = -v
+foo4_YFLAGS = $(foo3_YFLAGS)
+
+.PHONY: echo-distcom
+echo-distcom:
+	@echo ' ' $(DIST_COMMON) ' '
+END
+
+cat > parse1.yy << 'END'
+%{
+// Valid C++, but deliberately invalid C.
+#include <cstdio>
+#include <cstdlib>
+int yylex (void) { return getchar (); }
+void yyerror (const char *s) { return; }
+%}
+%%
+a : 'a' { exit(0); };
+END
+cp parse1.yy parse2.y++
+cp parse1.yy parse3.yxx
+cp parse1.yy parse4.ypp
+
+cat > foo.cc << 'END'
+// Valid C++, but deliberately invalid C.
+using namespace std;
+int main (int argc, char **argv)
+{
+  int yyparse (void);
+  yyparse ();
+  return 1;
+}
+END
+cp foo.cc bar.c++
+cp foo.cc bar2.cxx
+
+$ACLOCAL
+$AUTOCONF
+$AUTOMAKE -a
+
+./configure
+
+$MAKE
+
+# The Yacc-derived C++ sources must be created, and not removed once
+# compiled (i.e., not treated like "intermediate files" in the GNU
+# make sense).
+test -f parse1.cc
+test -f parse2.c++
+test -f foo3-parse3.cxx
+test -f foo4-parse4.cpp
+# Check that per-object flags are honored.
+test -f foo3-parse3.output
+test -f foo4-parse4.output
+
+for i in 1 2 3 4; do
+  echo a | ./foo$i
+  echo b | ./foo$i && Exit 1
+  : For shells with busted 'set -e'.
+done
+
+# The Yacc-derived C++ sources must be shipped.
+$MAKE echo-distcom
+$MAKE -s echo-distcom | grep '[ /]parse1\.cc '
+$MAKE -s echo-distcom | grep '[ /]parse2\.c++ '
+$MAKE -s echo-distcom | grep '[ /]foo3-parse3\.cxx '
+$MAKE -s echo-distcom | grep '[ /]foo4-parse4\.cpp '
+$MAKE distdir
+ls -l $distdir
+test -f $distdir/parse1.cc
+test -f $distdir/parse2.c++
+test -f $distdir/foo3-parse3.cxx
+test -f $distdir/foo4-parse4.cpp
+
+# Sanity check on distribution.
+# Note that, for this to succeed, foo3-parse3.output and foo4-parse4.output
+# must either not be distributed, or properly cleaned by automake-generated
+# rules.  We don't want to set the exact semantics yet, but want to ensure
+# they are are consistent.
+yl_distcheck
+
+# Make sure that the Yacc-derived C++ sources are erased by
+# maintainer-clean, and not by distclean.
+test -f parse1.cc
+test -f parse2.c++
+test -f foo3-parse3.cxx
+test -f foo4-parse4.cpp
+$MAKE distclean
+ls -l
+test -f parse1.cc
+test -f parse2.c++
+test -f foo3-parse3.cxx
+test -f foo4-parse4.cpp
+./configure # Re-create 'Makefile'.
+$MAKE maintainer-clean
+ls -l
+test ! -f parse1.cc
+test ! -f parse2.c++
+test ! -f foo3-parse3.cxx
+test ! -f foo4-parse4.cpp
+
+: