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find Python and add External subdir only if BUILD_EXTERNAL option was set (on by default) and /External dir exists

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This commit is contained in:
Fabian Wahlster 2019-10-15 11:00:23 +02:00
parent 765cee8441
commit 03be018a47
1 changed files with 5 additions and 4 deletions
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9
CMakeLists.txt
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@ -13,6 +13,7 @@ include(GNUInstallDirs)
include(CMakeDependentOption)
option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)
option(BUILD_EXTERNAL "Build external dependencies in /External" ON)
set(LIB_TYPE STATIC)
@ -148,13 +149,13 @@ endfunction(glslang_set_link_args)
# CMake needs to find the right version of python, right from the beginning,
# otherwise, it will find the wrong version and fail later
if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/External)
if(BUILD_EXTERNAL AND IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/External)
find_package(PythonInterp 3 REQUIRED)
# We depend on these for later projects, so they should come first.
add_subdirectory(External)
endif()
# We depend on these for later projects, so they should come first.
add_subdirectory(External)
if(NOT TARGET SPIRV-Tools-opt)
set(ENABLE_OPT OFF)
endif()