buildtools/Cmake/Flags.cmake

   1 set(warnCFLAGS "")
   2 set(optCFLAGS "")
   3
   4 if(NOT __VISUALC__ AND NOT __BORLANDC__)
   5   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}-g3")
   6   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}-g3")
   7 else(NOT __VISUALC__ AND NOT __BORLANDC__)
   8   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}/Zi")
   9   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}/Zi")
  10 endif(NOT __VISUALC__ AND NOT __BORLANDC__)
  11
  12 if(enable_compile_warnings)
  13   set(warnCFLAGS "-fno-common -Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith -Wchar-subscripts -Wcomment -Wformat -Wwrite-strings -Wclobbered -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing -Wno-format-nonliteral -Werror ")
  14   if(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5")
  15     set(warnCFLAGS "${warnCFLAGS}-Wno-error=unused-but-set-variable ")
  16   else(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5")
  17     set(warnCFLAGS "${warnCFLAGS}-Wno-error=clobbered ")
  18   endif(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5")
  19 endif(enable_compile_warnings)
  20
  21 if(enable_compile_optimizations)
  22   set(optCFLAGS "-O3 -finline-functions -funroll-loops -fno-strict-aliasing ")
  23   if(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5")
  24     set(optCFLAGS "${optCFLAGS}-flto ")
  25   endif(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5")
  26 else(enable_compile_optimizations)
  27   set(optCFLAGS "-O0 ")
  28 endif(enable_compile_optimizations)
  29
  30 if(APPLE AND COMPILER_C_VERSION_MAJOR_MINOR MATCHES "4.6")
  31   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations")
  32   set(optCFLAGS "-O0 ")
  33 endif(APPLE AND COMPILER_C_VERSION_MAJOR_MINOR MATCHES "4.6")
  34
  35 if(NOT enable_debug)
  36   set(CMAKE_C_FLAGS "-DNDEBUG ${CMAKE_C_FLAGS}")
  37 endif(NOT enable_debug)
  38
  39 if(enable_msg_deprecated)
  40   set(CMAKE_C_FLAGS "-DMSG_USE_DEPRECATED ${CMAKE_C_FLAGS}")
  41 endif(enable_msg_deprecated)
  42
  43 set(CMAKE_C_FLAGS "${optCFLAGS}${warnCFLAGS}${CMAKE_C_FLAGS}")
  44
  45 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${optCFLAGS}")
  46
  47 # Try to make Mac a bit more complient to open source standards
  48 if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
  49   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_XOPEN_SOURCE")
  50 endif(CMAKE_SYSTEM_NAME MATCHES "Darwin")
  51
  52 set(TESH_OPTION "")
  53 if(enable_coverage)
  54   find_program(GCOV_PATH gcov)
  55   if(GCOV_PATH)
  56     SET(COVERAGE_COMMAND "${GCOV_PATH}" CACHE TYPE FILEPATH FORCE)
  57     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")
  58     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")
  59     set(TESH_OPTION --enable-coverage)
  60     add_definitions(-fprofile-arcs -ftest-coverage)
  61   endif(GCOV_PATH)
  62 endif(enable_coverage)
  63
  64 if(NOT $ENV{CFLAGS} STREQUAL "")
  65   message(STATUS "Add CFLAGS: \"$ENV{CFLAGS}\" to CMAKE_C_FLAGS")
  66   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} $ENV{CFLAGS}")
  67 endif(NOT $ENV{CFLAGS} STREQUAL "")
  68
  69 if(NOT $ENV{LDFLAGS} STREQUAL "")
  70   message(STATUS "Add LDFLAGS: \"$ENV{LDFLAGS}\" to CMAKE_C_LINK_FLAGS")
  71   set(CMAKE_C_LINK_FLAGS "${CMAKE_C_LINK_FLAGS} $ENV{LDFLAGS}")
  72 endif(NOT $ENV{LDFLAGS} STREQUAL "")
  73
  74 if(enable_model-checking AND enable_compile_optimizations)
  75   message(WARNING "Sorry for now GCC optimizations does not work with model checking.\nPlease turn off optimizations with command:\ncmake -Denable_compile_optimizations=off. ")
  76 endif(enable_model-checking AND enable_compile_optimizations)