File libusb-compat-add-destructor.patch of Package libusb-compat

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File libusb-compat-add-destructor.patch of Package libusb-compat

From 072a5e4ee6a2658d8f422a707115fb36f3e6f959 Mon Sep 17 00:00:00 2001
From: Nathan Hjelm <hjelmn@me.com>
Date: Tue, 25 Feb 2014 23:10:01 -0700
Subject: [PATCH] Add a library destructor to handle cleaning up libusb.

References #6
---
 libusb/core.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libusb/core.c b/libusb/core.c
index 2dd1b5f..e6e500b 100644
--- a/libusb/core.c
+++ b/libusb/core.c
@@ -1,7 +1,9 @@
+/* -*- Mode: C; c-basic-offset:8 ; indent-tabs-mode:t -*- */
 /*
  * Core functions for libusb-compat-0.1
  * Copyright (C) 2008 Daniel Drake <dsd@gentoo.org>
  * Copyright (c) 2000-2003 Johannes Erdfelt <johannes@erdfelt.com>
+ * Copyright (c) 2014 Nathan Hjelm <hjelmn@cs.unm.edu>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -59,6 +61,14 @@ API_EXPORTED struct usb_bus *usb_busses = NULL;
 
 #define compat_err(e) -(errno=libusb_to_errno(e))
 
+static void __attribute__ ((destructor)) _usb_exit (void)
+{
+	if (ctx) {
+		libusb_exit (ctx);
+		ctx = NULL;
+	}
+}
+
 static int libusb_to_errno(int result)
 {
 	switch (result) {
-- 
2.3.5

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File libusb-compat-add-destructor.patch of Package libusb-compat

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