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29e31e2825
Allow FetchContent_MakeAvailable() to try a call to find_package() first, or redirect a find_package() call to FetchContent_MakeAvailable(). The user can set variables to control which of these are allowed or tried by default. Fixes: #21687
41 lines
1.1 KiB
CMake
41 lines
1.1 KiB
CMake
include(FetchContent)
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FetchContent_Declare(
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ConfigForm1
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SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/FatalIfAdded
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FIND_PACKAGE_ARGS 1.8 EXACT REQUIRED
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)
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file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/ConfigForm1Config.cmake [[
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set(ConfigForm1_FOUND TRUE)
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message(STATUS "ConfigForm1 override successful")
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]]
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)
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file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/ConfigForm1ConfigVersion.cmake [[
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set(PACKAGE_VERSION 1.8)
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set(PACKAGE_VERSION_EXACT TRUE)
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set(PACKAGE_VERSION_COMPATIBLE TRUE)
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]]
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)
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FetchContent_Declare(
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ConfigForm2
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SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/FatalIfAdded
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FIND_PACKAGE_ARGS 1.8 REQUIRED
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)
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file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/configform2-config.cmake [[
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set(ConfigForm2_FOUND TRUE)
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message(STATUS "ConfigForm2 override successful")
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]]
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)
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file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/configform2-config-version.cmake [[
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set(PACKAGE_VERSION 1.9.7)
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set(PACKAGE_VERSION_EXACT FALSE)
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set(PACKAGE_VERSION_COMPATIBLE TRUE)
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]]
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)
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FetchContent_MakeAvailable(ConfigForm1 ConfigForm2)
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message(STATUS "ConfigForm1_VERSION = ${ConfigForm1_VERSION}")
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message(STATUS "ConfigForm2_VERSION = ${ConfigForm2_VERSION}")
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