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1 # This file sets all the compiler-related flags
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2
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3 if (CMAKE_CROSSCOMPILING)
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4 # Cross-compilation necessarily implies standalone and static build
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5 SET(STATIC_BUILD ON)
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6 SET(STANDALONE_BUILD ON)
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7 endif()
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8
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9 if (CMAKE_COMPILER_IS_GNUCXX)
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10 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wno-long-long -Wno-implicit-function-declaration")
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11 # --std=c99 makes libcurl not to compile
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12 # -pedantic gives a lot of warnings on OpenSSL
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13 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-long-long -Wno-variadic-macros")
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14
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15 if (CMAKE_CROSSCOMPILING)
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16 # http://stackoverflow.com/a/3543845/881731
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17 set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -O coff -I<CMAKE_CURRENT_SOURCE_DIR> <SOURCE> <OBJECT>")
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18 endif()
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19
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20 elseif (MSVC)
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21 # Use static runtime under Visual Studio
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22 # http://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace
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23 # http://stackoverflow.com/a/6510446
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24 foreach(flag_var
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25 CMAKE_C_FLAGS_DEBUG
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26 CMAKE_CXX_FLAGS_DEBUG
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27 CMAKE_C_FLAGS_RELEASE
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28 CMAKE_CXX_FLAGS_RELEASE
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29 CMAKE_C_FLAGS_MINSIZEREL
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30 CMAKE_CXX_FLAGS_MINSIZEREL
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31 CMAKE_C_FLAGS_RELWITHDEBINFO
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32 CMAKE_CXX_FLAGS_RELWITHDEBINFO)
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33 string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
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34 string(REGEX REPLACE "/MDd" "/MTd" ${flag_var} "${${flag_var}}")
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35 endforeach(flag_var)
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36
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37 # Add /Zm256 compiler option to Visual Studio to fix PCH errors
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38 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zm256")
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39
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40 add_definitions(
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41 -D_CRT_SECURE_NO_WARNINGS=1
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42 -D_CRT_SECURE_NO_DEPRECATE=1
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43 )
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44 include_directories(${ORTHANC_ROOT}/Resources/ThirdParty/VisualStudio)
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45 link_libraries(netapi32)
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46 endif()
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47
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48
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49 if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux" OR
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50 ${CMAKE_SYSTEM_NAME} STREQUAL "kFreeBSD" OR
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51 ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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52 set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,--no-undefined")
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53 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")
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54
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55 if (NOT DEFINED ENABLE_PLUGINS_VERSION_SCRIPT OR
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56 ENABLE_PLUGINS_VERSION_SCRIPT)
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57 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--version-script=${ORTHANC_ROOT}/Plugins/Samples/Common/VersionScript.map")
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58 endif()
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59
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60 # Remove the "-rdynamic" option
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61 # http://www.mail-archive.com/cmake@cmake.org/msg08837.html
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62 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
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63 link_libraries(uuid pthread rt)
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64
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65 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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66 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--as-needed")
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67 set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,--as-needed")
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68 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--as-needed")
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69 add_definitions(
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70 -D_LARGEFILE64_SOURCE=1
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71 -D_FILE_OFFSET_BITS=64
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72 )
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73 link_libraries(dl)
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74 endif()
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75
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76 CHECK_INCLUDE_FILES(uuid/uuid.h HAVE_UUID_H)
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77 if (NOT HAVE_UUID_H)
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78 message(FATAL_ERROR "Please install the uuid-dev package")
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79 endif()
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80
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81 elseif(${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
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82 if (MSVC)
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83 message("MSVC compiler version = " ${MSVC_VERSION} "\n")
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84 # Starting Visual Studio 2013 (version 1800), it is not possible
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85 # to target Windows XP anymore
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86 if (MSVC_VERSION LESS 1800)
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87 add_definitions(
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88 -DWINVER=0x0501
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89 -D_WIN32_WINNT=0x0501
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90 )
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91 endif()
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92 else()
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93 add_definitions(
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94 -DWINVER=0x0501
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95 -D_WIN32_WINNT=0x0501
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96 )
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97 endif()
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98
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99 add_definitions(
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100 -D_CRT_SECURE_NO_WARNINGS=1
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101 )
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102 link_libraries(rpcrt4 ws2_32)
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103
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104 if (CMAKE_COMPILER_IS_GNUCXX)
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105 # Some additional C/C++ compiler flags for MinGW
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106 SET(MINGW_NO_WARNINGS "-Wno-unused-function -Wno-unused-variable")
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107 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MINGW_NO_WARNINGS} -Wno-pointer-to-int-cast -Wno-int-to-pointer-cast")
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108 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${MINGW_NO_WARNINGS}")
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109
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110 # This is a patch for MinGW64
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111 SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--allow-multiple-definition -static-libgcc -static-libstdc++")
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112 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--allow-multiple-definition -static-libgcc -static-libstdc++")
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113
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114 CHECK_LIBRARY_EXISTS(winpthread pthread_create "" HAVE_WIN_PTHREAD)
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115 if (HAVE_WIN_PTHREAD)
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116 # This line is necessary to compile with recent versions of MinGW,
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117 # otherwise "libwinpthread-1.dll" is not statically linked.
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118 SET(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES} -Wl,-Bstatic -lstdc++ -lpthread -Wl,-Bdynamic")
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119 add_definitions(-DHAVE_WIN_PTHREAD=1)
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120 else()
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121 add_definitions(-DHAVE_WIN_PTHREAD=0)
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122 endif()
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123 endif()
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124
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125 elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
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126 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -exported_symbols_list ${ORTHANC_ROOT}/Plugins/Samples/Common/ExportedSymbols.list")
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127
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128 add_definitions(
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129 -D_XOPEN_SOURCE=1
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130 )
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131 link_libraries(iconv)
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132
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133 CHECK_INCLUDE_FILES(uuid/uuid.h HAVE_UUID_H)
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134 if (NOT HAVE_UUID_H)
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135 message(FATAL_ERROR "Please install the uuid-dev package")
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136 endif()
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137
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138 endif()
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139
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140
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141 if ("${CMAKE_SYSTEM_VERSION}" STREQUAL "LinuxStandardBase")
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142 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --lsb-target-version=${LSB_TARGET_VERSION} -I${LSB_PATH}/include")
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143 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --lsb-target-version=${LSB_TARGET_VERSION} -nostdinc++ -I${LSB_PATH}/include -I${LSB_PATH}/include/c++ -I${LSB_PATH}/include/c++/backward -fpermissive")
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144 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} --lsb-target-version=${LSB_TARGET_VERSION} -L${LSB_LIBPATH}")
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145 endif()
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146
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147
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148 if (${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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149 # In FreeBSD, the "/usr/local/" folder contains the ports and need to be imported
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150 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -I/usr/local/include")
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151 SET(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -I/usr/local/include")
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152 SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -L/usr/local/lib")
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153 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -L/usr/local/lib")
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154 endif()
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155
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156
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157 if (STATIC_BUILD)
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158 add_definitions(-DORTHANC_STATIC=1)
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159 else()
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160 add_definitions(-DORTHANC_STATIC=0)
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161 endif()
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