From fc0f1e8fa87d56156761c9e610188c115a9c7e8a Mon Sep 17 00:00:00 2001
From: robertl <robertl>
Date: Mon, 3 Jul 2006 02:19:33 +0000
Subject: [PATCH] More graceful failure if libusb-config not found and/or an
 unsuitably old libusb is found - just configure libusb away; don't error out.

---
 configure.in | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/configure.in b/configure.in
index 594a80593..029aff458 100644
--- a/configure.in
+++ b/configure.in
@@ -96,9 +96,7 @@ case "$target" in
 		OSJEEPS=jeeps/gpsusbstub.o
 	else
 		AC_CHECK_PROG(LIBUSBCONFIG, libusb-config, true, false)
-		if test "$LIBUSBCONFIG" = false; then
-			AC_MSG_ERROR([libusb-config not found in $PATH])
-		fi;
+	    if test "$LIBUSBCONFIG" = true; then
 		OLDFLAGS=$LDFLAGS
 		OCFLAGS=$CFLAGS
 		LDFLAGS="$LDFLAGS `libusb-config --libs`"
@@ -107,8 +105,8 @@ case "$target" in
 		AC_CHECK_LIB([usb], [usb_interrupt_read],
 			AC_DEFINE(HAVE_LIBUSB, 1, [Defined if you have libusb])
 			[USB_CFLAGS="`libusb-config --cflags`"]
-			[USB_LIBS="`libusb-config --libs`"],
-			[AC_MSG_ERROR([libusb >= 0.1.8 is needed])]
+			[USB_LIBS="`libusb-config --libs`"]
+#			,[AC_MSG_ERROR([libusb >= 0.1.8 is needed])]
 			)
 		# Override libusb for Darwin to reduce external 
 		# runtime requirement.
@@ -123,6 +121,7 @@ case "$target" in
 		OSJEEPS=jeeps/gpslibusb.o
 		CFLAGS="$OCFLAGS"
 	#	LIBS="$LIBS `libusb-config --libs`"
+	    fi
 	fi
 	;;
 esac
-- 
2.30.2