reactos/cmake/gcc.cmake

   1
   2 # Show a note about ccache build
   3 if(CCACHE STREQUAL "ccache")
   4     message("-- Enabling ccache build - done")
   5 endif()
   6
   7 # PDB style debug info
   8 if(NOT DEFINED SEPARATE_DBG)
   9     set(SEPARATE_DBG FALSE)
  10 endif()
  11
  12 if(SEPARATE_DBG)
  13     file(MAKE_DIRECTORY ${REACTOS_BINARY_DIR}/symbols)
  14 endif()
  15
  16 # Compiler Core
  17 add_compile_flags("-pipe -fms-extensions")
  18
  19 # Debugging
  20 if(SEPARATE_DBG)
  21     add_compile_flags("-gdwarf-2 -g2")
  22 else()
  23     add_compile_flags("-gstabs+")
  24 endif()
  25
  26
  27 # Do not allow warnings
  28 add_compile_flags("-Werror")
  29
  30 # For some reason, cmake sets -fPIC, and we don't want it
  31 if(DEFINED CMAKE_SHARED_LIBRARY_ASM_FLAGS)
  32     string(REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_ASM_FLAGS ${CMAKE_SHARED_LIBRARY_ASM_FLAGS})
  33 endif()
  34
  35 # Tuning
  36 if(ARCH MATCHES i386)
  37     add_compile_flags("-march=${OARCH} -mtune=${TUNE}")
  38 else()
  39     add_compile_flags("-march=${OARCH}")
  40 endif()
  41
  42 # Warnings
  43 add_compile_flags("-Wall -Wno-char-subscripts -Wpointer-arith -Wno-multichar -Wno-unused-value")
  44
  45 if(GCC_VERSION VERSION_LESS 4.6)
  46     add_compile_flags("-Wno-error=uninitialized")
  47 elseif((GCC_VERSION VERSION_GREATER 4.6 OR GCC_VERSION VERSION_EQUAL 4.6) AND GCC_VERSION VERSION_LESS 4.7)
  48     add_compile_flags("-Wno-error=unused-but-set-variable -Wno-error=uninitialized")
  49 elseif(GCC_VERSION VERSION_EQUAL 4.7 OR GCC_VERSION VERSION_GREATER 4.7)
  50     add_compile_flags("-Wno-error=unused-but-set-variable -Wno-error=maybe-uninitialized -Wno-error=delete-non-virtual-dtor -Wno-error=narrowing")
  51 endif()
  52
  53 if(ARCH MATCHES amd64)
  54     add_compile_flags("-Wno-format")
  55 elseif(ARCH MATCHES arm)
  56     add_compile_flags("-Wno-attributes")
  57 endif()
  58
  59 # Optimizations
  60 if(OPTIMIZE STREQUAL "1")
  61     add_compile_flags("-Os")
  62 elseif(OPTIMIZE STREQUAL "2")
  63     add_compile_flags("-Os")
  64 elseif(OPTIMIZE STREQUAL "3")
  65     add_compile_flags("-O1")
  66 elseif(OPTIMIZE STREQUAL "4")
  67     add_compile_flags("-O2")
  68 elseif(OPTIMIZE STREQUAL "5")
  69     add_compile_flags("-O3")
  70 endif()
  71
  72 add_compile_flags("-fno-strict-aliasing")
  73
  74 if(ARCH MATCHES i386)
  75     add_compile_flags("-mpreferred-stack-boundary=2 -fno-set-stack-executable -fno-optimize-sibling-calls -fno-omit-frame-pointer")
  76     if(OPTIMIZE STREQUAL "1")
  77         add_compile_flags("-ftracer -momit-leaf-frame-pointer")
  78     endif()
  79 elseif(ARCH MATCHES amd64)
  80     add_compile_flags("-mpreferred-stack-boundary=4")
  81     if(OPTIMIZE STREQUAL "1")
  82         add_compile_flags("-ftracer -momit-leaf-frame-pointer")
  83     endif()
  84 elseif(ARCH MATCHES arm)
  85     if(OPTIMIZE STREQUAL "1")
  86         add_compile_flags("-ftracer")
  87     endif()
  88 endif()
  89
  90 # Other
  91 if(ARCH MATCHES amd64)
  92     add_definitions(-U_X86_ -UWIN32)
  93 elseif(ARCH MATCHES arm)
  94     add_definitions(-U_UNICODE -UUNICODE)
  95     add_definitions(-D__MSVCRT__) # DUBIOUS
  96 endif()
  97
  98 add_definitions(-D_inline=__inline)
  99
 100 # alternative arch name
 101 if(ARCH MATCHES amd64)
 102     set(ARCH2 x86_64)
 103 else()
 104     set(ARCH2 ${ARCH})
 105 endif()
 106
 107 if(SEPARATE_DBG)
 108     # PDB style debug puts all dwarf debug info in a separate dbg file
 109     set(OBJCOPY ${CMAKE_OBJCOPY})
 110     set(CMAKE_C_LINK_EXECUTABLE
 111         "<CMAKE_C_COMPILER> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 112         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/<TARGET>.dbg"
 113         "${OBJCOPY} --strip-debug <TARGET>")
 114     set(CMAKE_CXX_LINK_EXECUTABLE
 115         "<CMAKE_CXX_COMPILER> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 116         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/<TARGET>.dbg"
 117         "${OBJCOPY} --strip-debug <TARGET>")
 118     set(CMAKE_C_CREATE_SHARED_LIBRARY
 119         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 120         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/<TARGET>.dbg"
 121         "${OBJCOPY} --strip-debug <TARGET>")
 122     set(CMAKE_CXX_CREATE_SHARED_LIBRARY
 123         "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 124         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/<TARGET>.dbg"
 125         "${OBJCOPY} --strip-debug <TARGET>")
 126     set(CMAKE_RC_CREATE_SHARED_LIBRARY
 127         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 128         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/<TARGET>.dbg"
 129         "${OBJCOPY} --strip-debug <TARGET>")
 130 else()
 131     # Normal rsym build
 132     get_target_property(RSYM native-rsym IMPORTED_LOCATION_NOCONFIG)
 133     set(CMAKE_C_LINK_EXECUTABLE
 134         "<CMAKE_C_COMPILER> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 135         "${RSYM} <TARGET> <TARGET>")
 136     set(CMAKE_CXX_LINK_EXECUTABLE
 137         "<CMAKE_CXX_COMPILER> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 138         "${RSYM} <TARGET> <TARGET>")
 139     set(CMAKE_C_CREATE_SHARED_LIBRARY
 140         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 141         "${RSYM} <TARGET> <TARGET>")
 142     set(CMAKE_CXX_CREATE_SHARED_LIBRARY
 143         "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 144         "${RSYM} <TARGET> <TARGET>")
 145     set(CMAKE_RC_CREATE_SHARED_LIBRARY
 146         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 147         "${RSYM} <TARGET> <TARGET>")
 148 endif()
 149
 150 set(CMAKE_EXE_LINKER_FLAGS "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import,--disable-stdcall-fixup")
 151 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--disable-stdcall-fixup")
 152
 153 SET(CMAKE_C_COMPILE_OBJECT "${CCACHE} <CMAKE_C_COMPILER> <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
 154 SET(CMAKE_CXX_COMPILE_OBJECT "${CCACHE} <CMAKE_CXX_COMPILER>  <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
 155 set(CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> -x assembler-with-cpp -o <OBJECT> -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm <FLAGS> <DEFINES> -D__ASM__ -c <SOURCE>")
 156
 157 set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -i <SOURCE> <CMAKE_C_LINK_FLAGS> <DEFINES> ${I18N_DEFS} -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 -I${REACTOS_SOURCE_DIR}/include/psdk -I${REACTOS_BINARY_DIR}/include/psdk -I${REACTOS_SOURCE_DIR}/include/ -I${REACTOS_SOURCE_DIR}/include/reactos -I${REACTOS_BINARY_DIR}/include/reactos -I${REACTOS_SOURCE_DIR}/include/reactos/wine -I${REACTOS_SOURCE_DIR}/include/crt -I${REACTOS_SOURCE_DIR}/include/crt/mingw32 -O coff -o <OBJECT>")
 158
 159 # Optional 3rd parameter: stdcall stack bytes
 160 function(set_entrypoint MODULE ENTRYPOINT)
 161     if(${ENTRYPOINT} STREQUAL "0")
 162         add_target_link_flags(${MODULE} "-Wl,-entry,0")
 163     elseif(ARCH MATCHES i386)
 164         set(_entrysymbol _${ENTRYPOINT})
 165         if(${ARGC} GREATER 2)
 166             set(_entrysymbol ${_entrysymbol}@${ARGV2})
 167         endif()
 168         add_target_link_flags(${MODULE} "-Wl,-entry,${_entrysymbol}")
 169     else()
 170         add_target_link_flags(${MODULE} "-Wl,-entry,${ENTRYPOINT}")
 171     endif()
 172 endfunction()
 173
 174 function(set_subsystem MODULE SUBSYSTEM)
 175     add_target_link_flags(${MODULE} "-Wl,--subsystem,${SUBSYSTEM}")
 176 endfunction()
 177
 178 function(set_image_base MODULE IMAGE_BASE)
 179     add_target_link_flags(${MODULE} "-Wl,--image-base,${IMAGE_BASE}")
 180 endfunction()
 181
 182 function(set_module_type_toolchain MODULE TYPE)
 183     if(IS_CPP)
 184         target_link_libraries(${MODULE} -lstdc++ -lsupc++ -lgcc -lmingwex)
 185     endif()
 186
 187     if(${TYPE} STREQUAL kernelmodedriver)
 188         add_target_link_flags(${MODULE} "-Wl,--exclude-all-symbols,-file-alignment=0x1000,-section-alignment=0x1000")
 189     endif()
 190 endfunction()
 191
 192 function(set_rc_compiler)
 193     get_directory_property(defines COMPILE_DEFINITIONS)
 194     get_directory_property(includes INCLUDE_DIRECTORIES)
 195
 196     foreach(arg ${defines})
 197         set(rc_result_defs "${rc_result_defs} -D${arg}")
 198     endforeach()
 199
 200     foreach(arg ${includes})
 201         set(rc_result_incs "-I${arg} ${rc_result_incs}")
 202     endforeach()
 203
 204     set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> ${rc_result_defs} ${I18N_DEFS} -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 -I${CMAKE_CURRENT_SOURCE_DIR} ${rc_result_incs} -i <SOURCE> -O coff -o <OBJECT>" PARENT_SCOPE)
 205 endfunction()
 206
 207 function(add_delay_importlibs MODULE)
 208     foreach(LIB ${ARGN})
 209         target_link_libraries(${MODULE} lib${LIB}_delayed)
 210     endforeach()
 211     target_link_libraries(${MODULE} delayimp)
 212 endfunction()
 213
 214 if(NOT ARCH MATCHES i386)
 215     set(DECO_OPTION "-@")
 216 endif()
 217
 218 # Cute little hack to produce import libs
 219 set(CMAKE_IMPLIB_CREATE_STATIC_LIBRARY "${CMAKE_DLLTOOL} --def <OBJECTS> --kill-at --output-lib=<TARGET>")
 220 set(CMAKE_IMPLIB_DELAYED_CREATE_STATIC_LIBRARY "${CMAKE_DLLTOOL} --def <OBJECTS> --kill-at --output-delaylib=<TARGET>")
 221 function(add_importlib_target _exports_file _implib_name)
 222     get_filename_component(_name ${_exports_file} NAME_WE)
 223     get_filename_component(_extension ${_exports_file} EXT)
 224
 225     if(${_extension} STREQUAL ".spec")
 226
 227         # generate .def
 228         add_custom_command(
 229             OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def
 230             COMMAND native-spec2def -n=${_implib_name} -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file}
 231             DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file} native-spec2def)
 232         set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def PROPERTIES EXTERNAL_OBJECT TRUE)
 233
 234         #create normal importlib
 235         add_library(lib${_name} STATIC EXCLUDE_FROM_ALL ${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def)
 236         set_target_properties(lib${_name} PROPERTIES LINKER_LANGUAGE "IMPLIB" PREFIX "")
 237
 238         #create delayed importlib
 239         add_library(lib${_name}_delayed STATIC EXCLUDE_FROM_ALL ${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def)
 240         set_target_properties(lib${_name}_delayed PROPERTIES LINKER_LANGUAGE "IMPLIB_DELAYED" PREFIX "")
 241     else()
 242         message(FATAL_ERROR "Unsupported exports file extension: ${_extension}")
 243     endif()
 244 endfunction()
 245
 246 function(spec2def _dllname _spec_file)
 247
 248     if(${ARGC} GREATER 2)
 249         set(_file ${ARGV2})
 250     else()
 251         get_filename_component(_file ${_spec_file} NAME_WE)
 252     endif()
 253
 254     add_custom_command(
 255         OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_file}.def ${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c
 256         COMMAND native-spec2def -n=${_dllname} --kill-at -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_file}.def -s=${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file}
 257         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file} native-spec2def)
 258     set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_file}.def
 259         PROPERTIES GENERATED TRUE EXTERNAL_OBJECT TRUE)
 260     set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c PROPERTIES GENERATED TRUE)
 261 endfunction()
 262
 263 macro(macro_mc FLAG FILE)
 264     set(COMMAND_MC ${CMAKE_MC_COMPILER} ${FLAG} -b ${CMAKE_CURRENT_SOURCE_DIR}/${FILE}.mc -r ${REACTOS_BINARY_DIR}/include/reactos -h ${REACTOS_BINARY_DIR}/include/reactos)
 265 endmacro()
 266
 267 #pseh lib, needed with mingw
 268 set(PSEH_LIB "pseh")
 269
 270 # Macros
 271 if(PCH)
 272     macro(_PCH_GET_COMPILE_FLAGS _target_name _out_compile_flags _header_filename)
 273         # Add the precompiled header to the build
 274         get_filename_component(_FILE ${_header_filename} NAME)
 275         set(_gch_filename "${_FILE}.gch")
 276         list(APPEND ${_out_compile_flags} -c ${_header_filename} -o ${_gch_filename})
 277
 278         # This gets us our includes
 279         get_directory_property(DIRINC INCLUDE_DIRECTORIES)
 280         foreach(item ${DIRINC})
 281             list(APPEND ${_out_compile_flags} -I${item})
 282         endforeach()
 283
 284         # This our definitions
 285         get_directory_property(_compiler_flags DEFINITIONS)
 286         list(APPEND ${_out_compile_flags} ${_compiler_flags})
 287
 288         # This gets any specific definitions that were added with set-target-property
 289         get_target_property(_target_defs ${_target_name} COMPILE_DEFINITIONS)
 290         if(_target_defs)
 291             foreach(item ${_target_defs})
 292                 list(APPEND ${_out_compile_flags} -D${item})
 293             endforeach()
 294         endif()
 295
 296         if(IS_CPP)
 297             list(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS})
 298         else()
 299             list(APPEND ${_out_compile_flags} ${CMAKE_C_FLAGS})
 300         endif()
 301
 302         separate_arguments(${_out_compile_flags})
 303     endmacro()
 304
 305     macro(add_pch _target_name _FILE)
 306         set(_header_filename ${CMAKE_CURRENT_SOURCE_DIR}/${_FILE})
 307         get_filename_component(_basename ${_FILE} NAME)
 308         set(_gch_filename ${_basename}.gch)
 309         _PCH_GET_COMPILE_FLAGS(${_target_name} _args ${_header_filename})
 310
 311         if(IS_CPP)
 312             set(__lang CXX)
 313             set(__compiler ${CCACHE} ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1})
 314         else()
 315             set(__lang C)
 316             set(__compiler ${CCACHE} ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1})
 317         endif()
 318
 319         add_custom_command(OUTPUT ${_gch_filename}
 320             COMMAND ${__compiler} ${_args}
 321             IMPLICIT_DEPENDS ${__lang} ${_header_filename}
 322             DEPENDS ${_header_filename} ${ARGN})
 323         get_target_property(_src_files ${_target_name} SOURCES)
 324         add_target_compile_flags(${_target_name} "-fpch-preprocess -Winvalid-pch -Wno-error=invalid-pch")
 325         foreach(_item in ${_src_files})
 326             get_source_file_property(__src_lang ${_item} LANGUAGE)
 327             if(__src_lang STREQUAL __lang)
 328                 set_source_files_properties(${_item} PROPERTIES OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_gch_filename})
 329             endif()
 330         endforeach()
 331         #set dependency checking : depends on precompiled header only which already depends on deeper header
 332         set_target_properties(${_target_name} PROPERTIES IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "\"${_basename}\"=;<${_basename}>=")
 333     endmacro()
 334 else()
 335     macro(add_pch _target_name _FILE)
 336     endmacro()
 337 endif()
 338
 339 function(CreateBootSectorTarget _target_name _asm_file _object_file _base_address)
 340     get_filename_component(OBJECT_PATH ${_object_file} PATH)
 341     get_filename_component(OBJECT_NAME ${_object_file} NAME)
 342     file(MAKE_DIRECTORY ${OBJECT_PATH})
 343     get_directory_property(defines COMPILE_DEFINITIONS)
 344     get_directory_property(includes INCLUDE_DIRECTORIES)
 345
 346     foreach(arg ${defines})
 347         set(result_defs ${result_defs} -D${arg})
 348     endforeach()
 349
 350     foreach(arg ${includes})
 351         set(result_incs -I${arg} ${result_incs})
 352     endforeach()
 353
 354     add_custom_command(
 355         OUTPUT ${_object_file}
 356         COMMAND nasm -o ${_object_file} ${result_incs} ${result_defs} -f bin ${_asm_file}
 357         DEPENDS ${_asm_file})
 358     set_source_files_properties(${_object_file} PROPERTIES GENERATED TRUE)
 359     add_custom_target(${_target_name} ALL DEPENDS ${_object_file})
 360 endfunction()
 361
 362 function(CreateBootSectorTarget2 _target_name _asm_file _binary_file _base_address)
 363     set(_object_file ${_binary_file}.o)
 364
 365     add_custom_command(
 366         OUTPUT ${_object_file}
 367         COMMAND ${CMAKE_ASM_COMPILER} -x assembler-with-cpp -o ${_object_file} -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm -D__ASM__ -c ${_asm_file}
 368         DEPENDS ${_asm_file})
 369
 370     add_custom_command(
 371         OUTPUT ${_binary_file}
 372         COMMAND native-obj2bin ${_object_file} ${_binary_file} ${_base_address}
 373         # COMMAND objcopy --output-target binary --image-base 0x${_base_address} ${_object_file} ${_binary_file}
 374         DEPENDS ${_object_file} native-obj2bin)
 375
 376     set_source_files_properties(${_object_file} ${_binary_file} PROPERTIES GENERATED TRUE)
 377
 378     add_custom_target(${_target_name} ALL DEPENDS ${_binary_file})
 379
 380 endfunction()
 381
 382 function(allow_warnings __module)
 383     add_target_compile_flags(${__module} "-Wno-error")
 384 endfunction()