1 files changed, 89 insertions, 0 deletions
diff --git a/t/lex-pr204.sh b/t/lex-pr204.sh
new file mode 100755
index 000000000..2e1b4e3f6
--- /dev/null
+++ b/t/lex-pr204.sh
@@ -0,0 +1,89 @@
+#! /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/>.
+
+# Related to PR 204.
+# C sources derived from nodist_ lex sources should not be distributed.
+# See also related test 'lex-nodist.test'.
+# The tests 'yacc-nodist.test' and 'yacc-pr204.test' does similar checks
+# for yacc-generated .c and .h files.
+
+required=lex
+. ./defs || Exit 1
+
+cat >> configure.ac <<'EOF'
+AM_MAINTAINER_MODE
+AC_PROG_CC
+dnl We use AC_PROG_LEX deliberately.
+dnl Sister 'lex-nodist.test' should use 'AM_PROG_LEX' instead.
+AC_PROG_LEX
+AC_OUTPUT
+EOF
+
+# The LEXER2 intermediate variable is there to make sure Automake
+# matches 'nodist_' against the right variable name...
+cat > Makefile.am << 'EOF'
+EXTRA_PROGRAMS = foo
+LEXER2 = lexer2.l
+nodist_foo_SOURCES = lexer.l $(LEXER2)
+
+distdirtest: distdir
+	test ! -f $(distdir)/lexer.c
+	test ! -f $(distdir)/lexer.l
+	test ! -f $(distdir)/lexer.h
+	test ! -f $(distdir)/lexer2.c
+	test ! -f $(distdir)/lexer2.l
+	test ! -f $(distdir)/lexer2.h
+EOF
+
+cat > lexer.l << 'END'
+%{
+#define YY_NO_UNISTD_H 1
+%}
+%%
+"GOOD"   return EOF;
+.
+%%
+int main (void)
+{
+  return yylex ();
+}
+END
+
+cp lexer.l lexer2.l
+
+$ACLOCAL
+$AUTOCONF
+$AUTOMAKE -a
+
+./configure
+$MAKE distdirtest
+
+# Make sure lexer.c and lexer2.c are still targets.
+$MAKE lexer.c lexer2.c
+test -f lexer.c
+test -f lexer2.c
+
+# Ensure the rebuild rule works despite AM_MAINTAINER_MODE, because
+# it's a nodist_ lexer.
+$sleep
+touch lexer.l lexer2.l
+$sleep
+$MAKE lexer.c lexer2.c
+stat lexer.c lexer.l lexer2.c lexer2.l || : # For debugging.
+test `ls -t lexer.c lexer.l | sed 1q` = lexer.c
+test `ls -t lexer2.c lexer2.l | sed 1q` = lexer2.c
+
+: