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