#define SUBCLASS_USBTMC 0x03
#define USBTMC_USB488 0x01
-/* Message logging helpers with subsystem-specific prefix string. */
-#define LOG_PREFIX "usb: "
-#define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
-#define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
-#define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
-#define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
-#define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
-#define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
+#define LOG_PREFIX "usb"
/**
* Find USB devices according to a connection string.
g_mutex_lock(&ctx->usb_mutex);
ret = ctx->usb_cb(fd, revents, ctx->usb_cb_data);
- ResetEvent(ctx->usb_event);
- g_mutex_unlock(&ctx->usb_mutex);
+
+ if (ctx->usb_thread_running) {
+ ResetEvent(ctx->usb_event);
+ g_mutex_unlock(&ctx->usb_mutex);
+ }
return ret;
}