1 ## Replacement for AC_PROG_LEX. -*- Autoconf -*-
2 ## by Alexandre Oliva <oliva@dcc.unicamp.br>
4 # Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2, or (at your option)
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
27 # Autoconf leaves LEX=: if lex or flex can't be found. Change that to a
28 # "missing" invocation, for better error output.
29 AC_DEFUN([AM_PROG_LEX],
30 [AC_REQUIRE([AM_MISSING_HAS_RUN])dnl
31 AC_REQUIRE([AC_PROG_LEX])dnl
32 if test "$LEX" = :; then
33 LEX=${am_missing_run}flex