From ea97ac427eb9ff7ec48baf3a5ab7cc293fc34b70 Mon Sep 17 00:00:00 2001
From: pancake <pancake@dazo>
Date: Tue, 12 Jun 2007 15:29:07 +0200
Subject: * Initial import of the libusb source tree into the flasher -
 optional, but useful for embedding - avoids gnu autosux problems

---
 libusb/error.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 libusb/error.h

(limited to 'libusb/error.h')

diff --git a/libusb/error.h b/libusb/error.h
new file mode 100644
index 0000000..173e6fd
--- /dev/null
+++ b/libusb/error.h
@@ -0,0 +1,31 @@
+#ifndef _ERROR_H_
+#define _ERROR_H_
+
+typedef enum {
+  USB_ERROR_TYPE_NONE = 0,
+  USB_ERROR_TYPE_STRING,
+  USB_ERROR_TYPE_ERRNO,
+} usb_error_type_t;
+
+extern char usb_error_str[1024];
+extern int usb_error_errno;
+extern usb_error_type_t usb_error_type;
+
+#define USB_ERROR(x) \
+	do { \
+          usb_error_type = USB_ERROR_TYPE_ERRNO; \
+          usb_error_errno = x; \
+	  return x; \
+	} while (0)
+
+#define USB_ERROR_STR(x, format, args...) \
+	do { \
+	  usb_error_type = USB_ERROR_TYPE_STRING; \
+	  snprintf(usb_error_str, sizeof(usb_error_str) - 1, format, ## args); \
+          if (usb_debug >= 2) \
+            fprintf(stderr, "USB error: %s\n", usb_error_str); \
+	  return x; \
+	} while (0)
+
+#endif /* _ERROR_H_ */
+
-- 
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