From 8016f6f88001547955c95171a2200739f5d9d081 Mon Sep 17 00:00:00 2001
From: Sean Bright <sean@malleable.com>
Date: Wed, 24 Sep 2008 19:54:08 +0000
Subject: Re-enable sethdlc by default in menuselect.  Add configure checks to
 properly discover the linux/hdlc.h dependency.

git-svn-id: http://svn.asterisk.org/svn/dahdi/tools/trunk@4977 a0bf4364-ded3-4de4-8d8a-66a801d63aff
---
 configure.ac | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 450d5c1..23929f1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -90,6 +90,8 @@ AST_C_DEFINE_CHECK([DAHDI], [DAHDI_CODE], [dahdi/user.h])
 AST_EXT_LIB_CHECK([NEWT], [newt], [newtBell], [newt.h])
 AST_EXT_LIB_CHECK([USB], [usb], [usb_init], [usb.h])
 
+AST_C_DEFINE_CHECK([HDLC], [GENERIC_HDLC_VERSION], [linux/hdlc.h], [4])
+
 AC_ARG_WITH(selinux,
 	[AS_HELP_STRING([--with-selinux],
 			[enable (with) / disable (without) SELinux])],
@@ -144,6 +146,16 @@ case "$with_ppp" in
 	;;
 esac
 
+if test "x${PBX_HDLC}" == "x1"; then
+   AC_EGREP_CPP([VERSION = 4],
+		[#include <linux/hdlc.h>
+		VERSION = GENERIC_HDLC_VERSION], [], [PBX_HDLC=0])
+fi
+
+if test "x${PBX_HDLC}" != "x1"; then
+   AC_MSG_NOTICE([GENERIC_HDLC_VERSION version 4 not found, disabling sethdlc.])
+fi
+
 if test "x${PBX_DAHDI}" != "x1"; then
    AC_MSG_NOTICE([***])
    AC_MSG_NOTICE([*** Building this package requires DAHDI support. *** ])
-- 
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