From a67bd6e7702457a9ad541e19043107d635a9f8cf Mon Sep 17 00:00:00 2001
From: Berkus Decker <berkus@madfire.net>
Date: Mon, 18 Dec 2017 01:37:23 +0200
Subject: [PATCH] Adjust OpenAL detection on Linux systems

---
 CMakeLists.txt          | 12 +++++++++---
 Telegram/CMakeLists.txt |  2 +-
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0b3f4fd4d..df9aa67b9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,9 +27,15 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
-# Needs OpenAL-SOFT
-# Install via `brew install openal-soft` and configure with cmake call from README.md
-find_package(OpenAL REQUIRED NO_MODULE)
+if (LINUX)
+    find_package(OpenAL REQUIRED)
+else(LINUX)
+    # Needs OpenAL-SOFT
+    # Install via `brew install openal-soft` and configure with cmake call from README.md
+    find_package(OpenAL REQUIRED NO_MODULE)
+    set(OPENAL_LIBRARY OpenAL::OpenAL)
+endif(LINUX)
+
 find_package(ZLIB REQUIRED)
 find_package(FFmpeg REQUIRED)
 find_package(Opus REQUIRED)
diff --git a/Telegram/CMakeLists.txt b/Telegram/CMakeLists.txt
index 776344647..cabd6bbe4 100644
--- a/Telegram/CMakeLists.txt
+++ b/Telegram/CMakeLists.txt
@@ -639,7 +639,7 @@ target_link_libraries(Telegram
     Qt5::Network
     Qt5::GuiPrivate
     tgvoip
-    OpenAL::OpenAL
+    ${OPENAL_LIBRARY}
     ${FFMPEG_LIBRARIES}
     ${ZLIB_LIBRARIES}
     ${SWRESAMPLE_LIBRARIES}