diff options
| author | Jukka Jylänki <jujjyl@gmail.com> | 2012-11-14 00:23:02 +0200 |
|---|---|---|
| committer | Jukka Jylänki <jujjyl@gmail.com> | 2012-11-14 00:55:11 +0200 |
| commit | ef0fa03b4bc2b3f2cc0f786443d61696774185ab (patch) | |
| tree | 19e2be88d211a2a83568b35202a72bd54c888e72 /cmake/Platform | |
| parent | f6eaab6a2563efb3a541c324880b0219d288f4f9 (diff) | |
Try to locate emcc in cmake based on the cmake toolchain directory structure to avoid having to set EMSCRIPTEN environment variable on unix. Remove the temporary workaround for other.test_cmake, which shouldn't now be needed.
Diffstat (limited to 'cmake/Platform')
| -rw-r--r-- | cmake/Platform/Emscripten.cmake | 8 | ||||
| -rw-r--r-- | cmake/Platform/Emscripten_unix.cmake | 25 |
2 files changed, 22 insertions, 11 deletions
diff --git a/cmake/Platform/Emscripten.cmake b/cmake/Platform/Emscripten.cmake index e050d8a6..fde45b3e 100644 --- a/cmake/Platform/Emscripten.cmake +++ b/cmake/Platform/Emscripten.cmake @@ -16,12 +16,12 @@ set(CMAKE_SYSTEM_NAME Emscripten) set(CMAKE_SYSTEM_VERSION 1) -if ("$ENV{EMSCRIPTEN}" STREQUAL "") - message(ERROR "Environment variable EMSCRIPTEN has not been set! Please point it to Emscripten root directory!") +if ("${EMSCRIPTEN_ROOT_PATH}" STREQUAL "") + set(CMAKE_FIND_ROOT_PATH "$ENV{EMSCRIPTEN}") +else() + set(CMAKE_FIND_ROOT_PATH "${EMSCRIPTEN_ROOT_PATH}") endif() -set(CMAKE_FIND_ROOT_PATH $ENV{EMSCRIPTEN}) - # Specify the compilers to use for C and C++ if ("${CMAKE_C_COMPILER}" STREQUAL "") set(CMAKE_C_COMPILER "emcc") diff --git a/cmake/Platform/Emscripten_unix.cmake b/cmake/Platform/Emscripten_unix.cmake index 5358138f..92a21fd1 100644 --- a/cmake/Platform/Emscripten_unix.cmake +++ b/cmake/Platform/Emscripten_unix.cmake @@ -1,13 +1,24 @@ # On Unix platforms, we must specify the absolute path to emcc for cmake, having emcc in PATH will cause cmake to fail finding it. # The user must set the EMSCRIPTEN variable to point to the Emscripten root folder. -if ("$ENV{EMSCRIPTEN}" STREQUAL "") - message(ERROR "Environment variable EMSCRIPTEN has not been set! Please point it to Emscripten root directory!") +# Try locating Emscripten root directory based on the location of this toolchain file. +get_filename_component(GUESS_EMSCRIPTEN_ROOT_PATH "${CMAKE_CURRENT_LIST_FILE}/../../.." ABSOLUTE) +if (EXISTS "${GUESS_EMSCRIPTEN_ROOT_PATH}/emcc") + set(EMSCRIPTEN_ROOT_PATH "${GUESS_EMSCRIPTEN_ROOT_PATH}") endif() -set(CMAKE_C_COMPILER "$ENV{EMSCRIPTEN}/emcc") -set(CMAKE_CXX_COMPILER "$ENV{EMSCRIPTEN}/em++") -set(CMAKE_AR "$ENV{EMSCRIPTEN}/emar") -set(CMAKE_RANLIB "$ENV{EMSCRIPTEN}/emranlib") +# If not found, try if the environment variable Emscripten was set. +if ("${EMSCRIPTEN_ROOT_PATH}" STREQUAL "") + if ("$ENV{EMSCRIPTEN}" STREQUAL "") + message(ERROR "Could not locate emcc and the environment variable EMSCRIPTEN has not been set! Please point it to Emscripten root directory!") + else() + set(EMSCRIPTEN_ROOT_PATH "$ENV{EMSCRIPTEN}") + endif() +endif() + +set(CMAKE_C_COMPILER "${EMSCRIPTEN_ROOT_PATH}/emcc") +set(CMAKE_CXX_COMPILER "${EMSCRIPTEN_ROOT_PATH}/em++") +set(CMAKE_AR "${EMSCRIPTEN_ROOT_PATH}/emar") +set(CMAKE_RANLIB "${EMSCRIPTEN_ROOT_PATH}/emranlib") -include($ENV{EMSCRIPTEN}/cmake/Platform/Emscripten.cmake) +include(${EMSCRIPTEN_ROOT_PATH}/cmake/Platform/Emscripten.cmake) |