QNX: OS/X support

On OS/X, use the darwin subdirectories in the environment.  Makes it
easier for those of us with access to the OS/X based QNX tools to use
Qt Creator on OS/X.

Change-Id: Iebc3a89978e6211781404bfc8a4ba95a3523d8b5
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/qnx/qnxutils.cpp

@@ -305,6 +305,15 @@ QList<Utils::EnvironmentItem> QnxUtils::qnxEnvironment(const QString &sdkPath)
 
         // TODO:
         //environment.insert(QLatin1String("PATH"), QLatin1String("/etc/qnx/bin"));
+    } else if (Utils::HostOsInfo::isMacHost()) {
+        environmentItems.append(Utils::EnvironmentItem(QLatin1String("QNX_CONFIGURATION"), QLatin1String("/etc/qnx")));
+        environmentItems.append(Utils::EnvironmentItem(QLatin1String(Constants::QNX_TARGET_KEY), sdkPath + QLatin1String("/target/qnx6")));
+        environmentItems.append(Utils::EnvironmentItem(QLatin1String(Constants::QNX_HOST_KEY), sdkPath + QLatin1String("/host/darwin/x86")));
+
+
+        environmentItems.append(Utils::EnvironmentItem(QLatin1String("PATH"), sdkPath + QLatin1String("/host/darwin/x86/usr/bin:/etc/qnx/bin:${PATH}")));
+
+        environmentItems.append(Utils::EnvironmentItem(QLatin1String("LD_LIBRARY_PATH"), sdkPath + QLatin1String("/host/darwin/x86/usr/lib:${LD_LIBRARY_PATH}")));
     } else if (Utils::HostOsInfo::isAnyUnixHost()) {
         environmentItems.append(Utils::EnvironmentItem(QLatin1String("QNX_CONFIGURATION"), QLatin1String("/etc/qnx")));
         environmentItems.append(Utils::EnvironmentItem(QLatin1String(Constants::QNX_TARGET_KEY), sdkPath + QLatin1String("/target/qnx6")));