nixpkgs/pkgs/development/libraries/qt-5/5.4/qtserialport/0001-dlopen-serialport-udev.patch

From d81c2c870b9bea8fb8e6b85baefb06542f568338 Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Sun, 23 Aug 2015 09:16:02 -0500
Subject: [PATCH] dlopen serialport udev

---
 src/serialport/qtudev_p.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/serialport/qtudev_p.h b/src/serialport/qtudev_p.h
index 6f2cabd..81b9849 100644
--- a/src/serialport/qtudev_p.h
+++ b/src/serialport/qtudev_p.h
@@ -105,9 +105,9 @@ inline QFunctionPointer resolveSymbol(QLibrary *udevLibrary, const char *symbolN
 inline bool resolveSymbols(QLibrary *udevLibrary)
 {
     if (!udevLibrary->isLoaded()) {
-        udevLibrary->setFileNameAndVersion(QStringLiteral("udev"), 1);
+        udevLibrary->setFileNameAndVersion(QStringLiteral("@libudev@/lib/libudev"), 1);
         if (!udevLibrary->load()) {
-            udevLibrary->setFileNameAndVersion(QStringLiteral("udev"), 0);
+            udevLibrary->setFileNameAndVersion(QStringLiteral("@libudev@/lib/libudev"), 0);
             if (!udevLibrary->load()) {
                 qWarning("Failed to load the library: %s, supported version(s): %i and %i", qPrintable(udevLibrary->fileName()), 1, 0);
                 return false;
-- 
2.5.0