include/llvm/Support/CMakeLists.txt

   1 find_first_existing_vc_file("${LLVM_MAIN_SRC_DIR}" llvm_vc)
   2
   3 # The VC revision include that we want to generate.
   4 set(version_inc "${CMAKE_CURRENT_BINARY_DIR}/VCSRevision.h")
   5
   6 set(generate_vcs_version_script "${LLVM_CMAKE_PATH}/GenerateVersionFromVCS.cmake")
   7
   8 if(llvm_vc AND LLVM_APPEND_VC_REV)
   9   set(llvm_source_dir ${LLVM_MAIN_SRC_DIR})
  10 endif()
  11
  12 # Create custom target to generate the VC revision include.
  13 add_custom_command(OUTPUT "${version_inc}"
  14   DEPENDS "${llvm_vc}" "${generate_vcs_version_script}"
  15   COMMAND ${CMAKE_COMMAND} "-DNAMES=LLVM"
  16                            "-DLLVM_SOURCE_DIR=${llvm_source_dir}"
  17                            "-DHEADER_FILE=${version_inc}"
  18                            -P "${generate_vcs_version_script}")
  19
  20 # Mark the generated header as being generated.
  21 set_source_files_properties("${version_inc}"
  22   PROPERTIES GENERATED TRUE
  23              HEADER_FILE_ONLY TRUE)
  24
  25 add_custom_target(llvm_vcsrevision_h DEPENDS "${version_inc}")
  26 set_target_properties(llvm_vcsrevision_h PROPERTIES FOLDER "Misc")