48 lines
1.8 KiB
CMake
48 lines
1.8 KiB
CMake
find_first_existing_vc_file("${LLVM_MAIN_SRC_DIR}" llvm_vc)
|
|
|
|
# The VC revision include that we want to generate.
|
|
set(version_inc "${CMAKE_CURRENT_BINARY_DIR}/VCSRevision.h")
|
|
|
|
set(generate_vcs_version_script "${LLVM_CMAKE_PATH}/GenerateVersionFromVCS.cmake")
|
|
|
|
if(LLVM_APPEND_VC_REV)
|
|
set(llvm_source_dir ${LLVM_MAIN_SRC_DIR})
|
|
|
|
# A fake version file and is not expected to exist. It is being used to
|
|
# force regeneration of VCSRevision.h for source directory with no write
|
|
# permission available.
|
|
if (llvm_vc STREQUAL "")
|
|
set(fake_version_inc "${CMAKE_CURRENT_BINARY_DIR}/__FakeVCSRevision.h")
|
|
endif()
|
|
endif()
|
|
|
|
set(generated_files "${version_inc}")
|
|
if (fake_version_inc)
|
|
list(APPEND generated_files "${fake_version_inc}")
|
|
endif()
|
|
|
|
# Create custom target to generate the VC revision include.
|
|
if (fake_version_inc)
|
|
add_custom_command(OUTPUT "${version_inc}" "${fake_version_inc}"
|
|
DEPENDS "${llvm_vc}" "${generate_vcs_version_script}"
|
|
COMMAND ${CMAKE_COMMAND} "-DNAMES=LLVM"
|
|
"-DLLVM_SOURCE_DIR=${llvm_source_dir}"
|
|
"-DHEADER_FILE=${version_inc}"
|
|
-P "${generate_vcs_version_script}")
|
|
else()
|
|
add_custom_command(OUTPUT "${version_inc}"
|
|
DEPENDS "${llvm_vc}" "${generate_vcs_version_script}"
|
|
COMMAND ${CMAKE_COMMAND} "-DNAMES=LLVM"
|
|
"-DLLVM_SOURCE_DIR=${llvm_source_dir}"
|
|
"-DHEADER_FILE=${version_inc}"
|
|
-P "${generate_vcs_version_script}")
|
|
endif()
|
|
|
|
# Mark the generated header as being generated.
|
|
set_source_files_properties("${version_inc}"
|
|
PROPERTIES GENERATED TRUE
|
|
HEADER_FILE_ONLY TRUE)
|
|
|
|
add_custom_target(llvm_vcsrevision_h ALL DEPENDS "${generated_files}")
|
|
set_target_properties(llvm_vcsrevision_h PROPERTIES FOLDER "Misc")
|