1 include(AddFileDependencies)
2 include(CMakeParseArguments)
4 function(llvm_replace_compiler_option var old new)
5 # Replaces a compiler option or switch `old' in `var' by `new'.
6 # If `old' is not in `var', appends `new' to `var'.
7 # Example: llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
8 # If the option already is on the variable, don't add it:
9 if( "${${var}}" MATCHES "(^| )${new}($| )" )
14 if( "${${var}}" MATCHES "(^| )${old}($| )" )
15 string( REGEX REPLACE "(^| )${old}($| )" " ${n} " ${var} "${${var}}" )
17 set( ${var} "${${var}} ${n}" )
19 set( ${var} "${${var}}" PARENT_SCOPE )
20 endfunction(llvm_replace_compiler_option)
22 macro(add_td_sources srcs)
25 source_group("TableGen descriptions" FILES ${tds})
26 set_source_files_properties(${tds} PROPERTIES HEADER_FILE_ONLY ON)
27 list(APPEND ${srcs} ${tds})
29 endmacro(add_td_sources)
31 function(add_header_files_for_glob hdrs_out glob)
32 file(GLOB hds ${glob})
33 set(${hdrs_out} ${hds} PARENT_SCOPE)
34 endfunction(add_header_files_for_glob)
36 function(find_all_header_files hdrs_out additional_headerdirs)
37 add_header_files_for_glob(hds *.h)
38 list(APPEND all_headers ${hds})
40 foreach(additional_dir ${additional_headerdirs})
41 add_header_files_for_glob(hds "${additional_dir}/*.h")
42 list(APPEND all_headers ${hds})
43 add_header_files_for_glob(hds "${additional_dir}/*.inc")
44 list(APPEND all_headers ${hds})
45 endforeach(additional_dir)
47 set( ${hdrs_out} ${all_headers} PARENT_SCOPE )
48 endfunction(find_all_header_files)
51 function(llvm_process_sources OUT_VAR)
52 cmake_parse_arguments(ARG "" "" "ADDITIONAL_HEADERS;ADDITIONAL_HEADER_DIRS" ${ARGN})
53 set(sources ${ARG_UNPARSED_ARGUMENTS})
54 llvm_check_source_file_list( ${sources} )
55 if( MSVC_IDE OR XCODE )
56 # This adds .td and .h files to the Visual Studio solution:
57 add_td_sources(sources)
58 find_all_header_files(hdrs "${ARG_ADDITIONAL_HEADER_DIRS}")
60 set_source_files_properties(${hdrs} PROPERTIES HEADER_FILE_ONLY ON)
62 set_source_files_properties(${ARG_ADDITIONAL_HEADERS} PROPERTIES HEADER_FILE_ONLY ON)
63 list(APPEND sources ${ARG_ADDITIONAL_HEADERS} ${hdrs})
66 set( ${OUT_VAR} ${sources} PARENT_SCOPE )
67 endfunction(llvm_process_sources)
70 function(llvm_check_source_file_list)
72 file(GLOB globbed *.c *.cpp)
74 get_filename_component(fn ${g} NAME)
76 # Don't reject hidden files. Some editors create backups in the
77 # same directory as the file.
78 if (NOT "${fn}" MATCHES "^\\.")
79 list(FIND LLVM_OPTIONAL_SOURCES ${fn} idx)
81 list(FIND listed ${fn} idx)
83 message(SEND_ERROR "Found unknown source file ${g}
84 Please update ${CMAKE_CURRENT_LIST_FILE}\n")
89 endfunction(llvm_check_source_file_list)