File 0001-Fix-usage-of-find_package_handle_standard_args-in-Fi.patch of Package libsdr

From 47660216156f1a84be3735ff48fcf9973cac4867 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Sat, 2 Nov 2019 01:02:07 +0100
Subject: [PATCH] Fix usage of find_package_handle_standard_args in
 FindPortAudio

With recent alsa version, the INCLUDE_DIRS variable may be empty
(/usr/include/ only is omitted), and FPHSA evaluates all passed
variables to determine if the package has been found.
---
 cmake/FindPortAudio.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmake/FindPortAudio.cmake b/cmake/FindPortAudio.cmake
index 8381504..70c2f71 100644
--- a/cmake/FindPortAudio.cmake
+++ b/cmake/FindPortAudio.cmake
@@ -103,7 +103,7 @@ else(PORTAUDIO_LIBRARIES AND PORTAUDIO_INCLUDE_DIRS)
   endif (PORTAUDIO2_FOUND)
 
   include(FindPackageHandleStandardArgs)
-  find_package_handle_standard_args(PORTAUDIO DEFAULT_MSG PORTAUDIO_INCLUDE_DIRS PORTAUDIO_LIBRARIES)
+  find_package_handle_standard_args(PORTAUDIO DEFAULT_MSG PORTAUDIO_LIBRARIES PORTAUDIO_FOUND)
 
   # show the PORTAUDIO_INCLUDE_DIRS and PORTAUDIO_LIBRARIES variables only in the advanced view
   mark_as_advanced(PORTAUDIO_INCLUDE_DIRS PORTAUDIO_LIBRARIES)
-- 
2.23.0