From 3fb0f475f07b6ed641d0110b2869147e6e3e467c Mon Sep 17 00:00:00 2001
From: robertl <robertl>
Date: Thu, 7 Apr 2005 20:17:55 +0000
Subject: [PATCH] Add runtime test for write error.

---
 jeeps/gpslibusb.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/jeeps/gpslibusb.c b/jeeps/gpslibusb.c
index dadab59b4..d62dd9565 100644
--- a/jeeps/gpslibusb.c
+++ b/jeeps/gpslibusb.c
@@ -89,6 +89,10 @@ gusb_cmd_send(const garmin_usb_packet *opkt, size_t sz)
 	}
 	if (r != sz) {
 		fprintf(stderr, "Bad cmdsend r %d sz %d\n", r, sz);
+		if (r < 0) {
+			fatal("usb_bulk_write failed. '%s'", 
+				usb_strerror());
+		}
 	}
 	return r;
 }
-- 
2.30.2