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configure.ac: improve autoconf-archive warning 

Mention which version is needed.
This commit is contained in:
djcb 2017-02-12 12:00:59 +02:00
parent 4c9a8ea112
commit ea40939810
1 changed files with 6 additions and 4 deletions
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10
configure.ac
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@ -1,4 +1,4 @@
## Copyright (C) 2008-2017 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
c## Copyright (C) 2008-2017 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
##
## 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
@ -22,12 +22,14 @@ AC_CONFIG_SRCDIR([mu/mu.cc])
# libtoolize wants to put some stuff in here; if you have an old
# autotools/libtool setup. you can try to comment this out
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([xua]) # Win/DOS don't like 'aux'
AC_CONFIG_AUX_DIR([build-aux])
m4_ifndef([AX_COMPILER_FLAGS],[
AC_MSG_ERROR([
*** We need autoconf-archive for reconfiguring, but it is not found
*** Please install it.])
*** autoconf-archive >= 20150925 required for the build setup.
*** Please install it, or get an official release from
*** https://github.com/djcb/mu/releases
])
])
AX_IS_RELEASE([git-directory])