am7xxx: simplify one return path in am7xxx_init()

[libam7xxx.git] / examples / CMakeLists.txt

diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index e4da954..f076b19 100644 (file)
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -1,7 +1,5 @@
 include(CheckSymbolExists)
-add_definitions("-D_POSIX_C_SOURCE=2") # for getopt()
-add_definitions("-D_POSIX_SOURCE") # for sigaction
-add_definitions("-D_BSD_SOURCE") # for strdup
+add_definitions("-D_POSIX_C_SOURCE=200809L") # for getopt(), sigaction(), and strdup()
 
 include_directories(${CMAKE_SOURCE_DIR}/src/)
 
@@ -18,8 +16,8 @@ endif()
 option(BUILD_AM7XXX-PLAY "Build a more complete example: am7xxx-play" TRUE)
 if(BUILD_AM7XXX-PLAY)
   find_package(FFmpeg REQUIRED)
-  set(CMAKE_REQUIRED_LIBRARIES ${FFMPEG_LIBRARIES}) 
-  set(CMAKE_REQUIRED_INCLUDES ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS}) 
+  set(CMAKE_REQUIRED_LIBRARIES ${FFMPEG_LIBRARIES})
+  set(CMAKE_REQUIRED_INCLUDES ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})
   check_symbol_exists(avformat_open_input
     "${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS}/libavformat/avformat.h"
     HAVE_AVFORMAT_OPEN_INPUT)