129 lines
2.4 KiB
Bash
129 lines
2.4 KiB
Bash
#! /bin/sh
|
|
# Copyright (C) 2010-2017 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/>.
|
|
|
|
# This test checks that dependent files are updated before including
|
|
# in the distribution. 'lexer.c' depends on 'lexer.l'. The latter is
|
|
# updated so that 'lexer.c' should be rebuild. Then we are running
|
|
# 'make' and 'make distdir' and check whether the version of 'lexer.c'
|
|
# to be distributed is up to date.
|
|
|
|
# Please keep this in sync with sister test 'yaccvapth.sh'.
|
|
|
|
required='cc lex'
|
|
. test-init.sh
|
|
|
|
cat > lexoutroot.in << 'END'
|
|
LEX_OUTPUT_ROOT='@LEX_OUTPUT_ROOT@'
|
|
END
|
|
|
|
cat >> configure.ac << 'END'
|
|
AC_CONFIG_FILES([lexoutroot])
|
|
AC_PROG_CC
|
|
AC_PROG_LEX
|
|
AC_OUTPUT
|
|
END
|
|
|
|
cat > Makefile.am << 'END'
|
|
bin_PROGRAMS = foo
|
|
foo_SOURCES = lexer.l foo.c
|
|
LDADD = $(LEXLIB)
|
|
END
|
|
|
|
# Original lexer, with a "foobar" comment
|
|
cat > lexer.l << 'END'
|
|
%{
|
|
#define YY_NO_UNISTD_H 1
|
|
%}
|
|
%%
|
|
"END" return EOF;
|
|
.
|
|
%%
|
|
/*foobar*/
|
|
END
|
|
|
|
cat > foo.c << 'END'
|
|
int main (void)
|
|
{
|
|
return 0;
|
|
}
|
|
/* Avoid possible link errors. */
|
|
int yywrap (void)
|
|
{
|
|
return 1;
|
|
}
|
|
END
|
|
|
|
$ACLOCAL
|
|
$AUTOCONF
|
|
$AUTOMAKE -a
|
|
|
|
mkdir sub
|
|
|
|
# We must run configure early, to find out why $LEX_OUTPUT_ROOT is.
|
|
cd sub
|
|
../configure
|
|
. ./lexoutroot
|
|
test -n "$LEX_OUTPUT_ROOT" # Sanity check.
|
|
cd ..
|
|
|
|
$LEX lexer.l
|
|
mv "$LEX_OUTPUT_ROOT".c lexer.c
|
|
|
|
cd sub
|
|
|
|
# Ensure that lexer.l will be newer than lexer.c.
|
|
$sleep
|
|
|
|
# New lexer, with 'fubar' comment.
|
|
cat > ../lexer.l << 'END'
|
|
%{
|
|
#define YY_NO_UNISTD_H 1
|
|
%}
|
|
%%
|
|
"END" return EOF;
|
|
.
|
|
%%
|
|
/*fubar*/
|
|
END
|
|
|
|
$MAKE
|
|
$MAKE distdir
|
|
$FGREP '/*fubar*/' $distdir/lexer.c
|
|
|
|
#
|
|
# Now check to make sure that 'make dist' will rebuilt the parser.
|
|
#
|
|
|
|
# Ensure that lexer.l will be newer than lexer.c.
|
|
$sleep
|
|
|
|
# New lexer, with 'maude' comment.
|
|
cat > ../lexer.l << 'END'
|
|
%{
|
|
#define YY_NO_UNISTD_H 1
|
|
%}
|
|
%%
|
|
"END" return EOF;
|
|
.
|
|
%%
|
|
/*maude*/
|
|
END
|
|
|
|
$MAKE distdir
|
|
$FGREP '/*maude*/' $distdir/lexer.c
|
|
|
|
:
|