add maintainer mode

diff --git a/aclocal.m4 b/aclocal.m4
index 99ec4d6494d54171bac618b098938ebaab0da183..a3f810a8548ca381a40f736530c69e8709111968 100644 (file)
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1105,6 +1105,45 @@ AC_PREREQ([2.52])
 # AM_CONFIG_HEADER is obsolete.  It has been replaced by AC_CONFIG_HEADERS.
 AU_DEFUN([AM_CONFIG_HEADER], [AC_CONFIG_HEADERS($@)])
 
+# Add --enable-maintainer-mode option to configure.
+# From Jim Meyering
+
+# Copyright 1996, 1998, 2000, 2001, 2002  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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
+# serial 2
+
+AC_DEFUN([AM_MAINTAINER_MODE],
+[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
+  dnl maintainer-mode is disabled by default
+  AC_ARG_ENABLE(maintainer-mode,
+[  --enable-maintainer-mode enable make rules and dependencies not useful
+                          (and sometimes confusing) to the casual installer],
+      USE_MAINTAINER_MODE=$enableval,
+      USE_MAINTAINER_MODE=no)
+  AC_MSG_RESULT([$USE_MAINTAINER_MODE])
+  AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
+  MAINT=$MAINTAINER_MODE_TRUE
+  AC_SUBST(MAINT)dnl
+]
+)
+
+AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
+
 
 # serial 46 AC_PROG_LIBTOOL
 AC_DEFUN([AC_PROG_LIBTOOL],