From 8d63798f744cd7232b37e38939517353be111ff0 Mon Sep 17 00:00:00 2001
From: michael <michael@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>
Date: Mon, 5 Feb 2007 06:26:10 +0000
Subject: only use picoLCD if libusb is available

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@763 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
---
 drivers.m4 | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'drivers.m4')

diff --git a/drivers.m4 b/drivers.m4
index 32a624e..756e2b7 100644
--- a/drivers.m4
+++ b/drivers.m4
@@ -392,12 +392,15 @@ if test "$NULL" = "yes"; then
 fi
 
 if test "$picoLCD" = "yes"; then
-   TEXT="yes"
-   GPIO="yes"
-   SERIAL="yes"
-   #I2C="yes"
-   DRIVERS="$DRIVERS drv_picoLCD.o"
-   AC_DEFINE(WITH_picoLCD,1,[picoLCD driver])
+   if test "$has_usb" = "true"; then
+      TEXT="yes"
+      GPIO="yes"
+      SERIAL="yes"
+      DRIVERS="$DRIVERS drv_picoLCD.o"
+      AC_DEFINE(WITH_picoLCD,1,[picoLCD driver])
+   else
+      AC_MSG_WARN(usb.h not found: picoLCD driver disabled)
+   fi
 fi
 
 if test "$PNG" = "yes"; then
-- 
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