HACKING.asciidoc: add commands to compile with clang

[libam7xxx.git] / examples / CMakeLists.txt

diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index b7941ab..c77a812 100644 (file)
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -32,6 +32,18 @@ if(BUILD_AM7XXX-PLAY)
   include_directories(${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})
   include_directories(${FFMPEG_LIBSWSCALE_INCLUDE_DIRS})
 
+  set(CMAKE_REQUIRED_DEFINITIONS -D_POSIX_SOURCE)
+  check_symbol_exists(sigaction "signal.h" HAVE_SIGACTION)
+  if (HAVE_SIGACTION)
+    add_definitions("-DHAVE_SIGACTION")
+  endif()
+
+  check_symbol_exists(strtok_r "string.h" HAVE_STRTOK_R)
+  if (HAVE_STRTOK_R)
+    add_definitions("-DHAVE_STRTOK_R")
+  endif()
+  set(CMAKE_REQUIRED_DEFINITIONS)
+
   # xcb is used to retrieve the full screen dimensions when using x11grab
   # as input format
   find_package(XCB)
@@ -49,3 +61,17 @@ if(BUILD_AM7XXX-PLAY)
   install(TARGETS am7xxx-play
     DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
 endif()
+
+# Build a simple usb-modeswitch clone for am7xxx devices
+option(BUILD_am7xxx-modeswitch "Build a simple usbmode-switch clone for am7xxx devices" TRUE)
+if(BUILD_am7xxx-modeswitch)
+
+  find_package(libusb-1.0 REQUIRED)
+  include_directories(${LIBUSB_1_INCLUDE_DIRS})
+
+  add_executable(am7xxx-modeswitch am7xxx-modeswitch.c)
+  target_link_libraries(am7xxx-modeswitch ${LIBUSB_1_LIBRARIES})
+  install(TARGETS am7xxx-modeswitch
+    DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
+endif()
+