Hijack SDL2 and GLEW include and library when compiling to javascript
emscripten already provides the SDL2 suite and will simply ignore
missing libraries.
--- a/cmake_modules/FindGLEW.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindGLEW.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -34,6 +34,11 @@
$ENV{PROGRAMFILES}/GLEW/lib
DOC "The GLEW library")
+if(BUILD_ENGINE_JS)
+ set(GLEW_INCLUDE_DIR "${EMSCRIPTEN_ROOT_PATH}/system/include")
+ SET(GLEW_LIBRARY "glew_emscripten_internal")
+endif()
+
find_package_handle_standard_args(GLEW DEFAULT_MSG GLEW_LIBRARY GLEW_INCLUDE_DIR)
mark_as_advanced(GLEW_LIBRARY GLEW_INCLUDE_DIR)
--- a/cmake_modules/FindSDL2.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindSDL2.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -158,6 +158,11 @@
SET(SDL2_LIBRARY_TEMP "${SDL2_LIBRARY_TEMP}" CACHE INTERNAL "")
ENDIF(SDL2_LIBRARY_TEMP)
+if(BUILD_ENGINE_JS)
+ set(SDL2_LIBRARY "sdl2_emscripten_internal" CACHE STRING "emscripten override" FORCE)
+ set(SDL2_INCLUDE_DIR "${CMAKE_SYSTEM_INCLUDE_PATH}/SDL" CACHE STRING "emscripten override" FORCE)
+endif()
+
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2 REQUIRED_VARS SDL2_LIBRARY SDL2_INCLUDE_DIR)
--- a/cmake_modules/FindSDL2_image.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindSDL2_image.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -74,6 +74,12 @@
set(SDL2_IMAGE_LIBRARIES ${SDL2_IMAGE_LIBRARY})
set(SDL2_IMAGE_INCLUDE_DIRS ${SDL2_IMAGE_INCLUDE_DIR})
+if(BUILD_ENGINE_JS)
+ set(SDL2_IMAGE_LIBRARY "sdl2_image_emscripten_internal")
+ set(SDL2_IMAGE_LIBRARIES "sdl2_image_emscripten_internal")
+ set(SDL2_IMAGE_INCLUDE_DIRS "${CMAKE_SYSTEM_INCLUDE_PATH}/SDL")
+endif()
+
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_image
--- a/cmake_modules/FindSDL2_mixer.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindSDL2_mixer.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -74,6 +74,12 @@
set(SDL2_MIXER_LIBRARIES ${SDL2_MIXER_LIBRARY})
set(SDL2_MIXER_INCLUDE_DIRS ${SDL2_MIXER_INCLUDE_DIR})
+if(BUILD_ENGINE_JS)
+ set(SDL2_MIXER_LIBRARY "sdl2_mixer_emscripten_internal")
+ set(SDL2_MIXER_LIBRARIES "sdl2_mixer_emscripten_internal")
+ set(SDL2_MIXER_INCLUDE_DIRS "${CMAKE_SYSTEM_INCLUDE_PATH}/SDL")
+endif()
+
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_mixer
--- a/cmake_modules/FindSDL2_net.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindSDL2_net.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -74,6 +74,12 @@
set(SDL2_NET_LIBRARIES ${SDL2_NET_LIBRARY})
set(SDL2_NET_INCLUDE_DIRS ${SDL2_NET_INCLUDE_DIR})
+if(BUILD_ENGINE_JS)
+ set(SDL2_NET_LIBRARY "sdl2_net_emscripten_internal")
+ set(SDL2_NET_LIBRARIES "sdl2_net_emscripten_internal")
+ set(SDL2_NET_INCLUDE_DIRS "${CMAKE_SYSTEM_INCLUDE_PATH}/SDL")
+endif()
+
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_net
--- a/cmake_modules/FindSDL2_ttf.cmake Thu Apr 21 00:09:07 2016 -0400
+++ b/cmake_modules/FindSDL2_ttf.cmake Thu Apr 21 00:10:23 2016 -0400
@@ -74,6 +74,12 @@
set(SDL2_TTF_LIBRARIES ${SDL2_TTF_LIBRARY})
set(SDL2_TTF_INCLUDE_DIRS ${SDL2_TTF_INCLUDE_DIR})
+if(BUILD_ENGINE_JS)
+ set(SDL2_TTF_LIBRARY "sdl2_ttf_emscripten_internal")
+ set(SDL2_TTF_LIBRARIES "sdl2_ttf_emscripten_internal")
+ set(SDL2_TTF_INCLUDE_DIRS "${CMAKE_SYSTEM_INCLUDE_PATH}/SDL")
+endif()
+
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_ttf