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CMake: cache the HAVE_BROTLI result

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Avoid detecting HAVE_BROTLI every time CMake runs,
only re-detect if the freetype includes change.
This commit is contained in:
Campbell Barton
2023-10-06 17:56:18 +11:00
parent 6b2f9dd71d
commit 273af6855a
1 changed files with 13 additions and 7 deletions
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20
build_files/cmake/platform/platform_unix.cmake
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@@ -120,15 +120,21 @@ if(WITH_VULKAN_BACKEND)
endif()
function(check_freetype_for_brotli)
include(CheckSymbolExists)
set(CMAKE_REQUIRED_INCLUDES ${FREETYPE_INCLUDE_DIRS})
check_symbol_exists(FT_CONFIG_OPTION_USE_BROTLI "freetype/config/ftconfig.h" HAVE_BROTLI)
unset(CMAKE_REQUIRED_INCLUDES)
if(NOT HAVE_BROTLI)
if((DEFINED HAVE_BROTLI AND HAVE_BROTLI) AND
(DEFINED HAVE_BROTLI_INC AND ("${HAVE_BROTLI_INC}" STREQUAL "${FREETYPE_INCLUDE_DIRS}")))
# Pass, the includes didn't change, use the cached value.
else()
unset(HAVE_BROTLI CACHE)
message(FATAL_ERROR "Freetype needs to be compiled with brotli support!")
include(CheckSymbolExists)
set(CMAKE_REQUIRED_INCLUDES ${FREETYPE_INCLUDE_DIRS})
check_symbol_exists(FT_CONFIG_OPTION_USE_BROTLI "freetype/config/ftconfig.h" HAVE_BROTLI)
unset(CMAKE_REQUIRED_INCLUDES)
if(NOT HAVE_BROTLI)
unset(HAVE_BROTLI CACHE)
message(FATAL_ERROR "Freetype needs to be compiled with brotli support!")
endif()
set(HAVE_BROTLI_INC "${FREETYPE_INCLUDE_DIRS}" CACHE INTERNAL "")
endif()
unset(HAVE_BROTLI CACHE)
endfunction()
if(NOT WITH_SYSTEM_FREETYPE)