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annotate OrthancFramework/Resources/CMake/Compiler.cmake @ 4539:49971e7b75fb

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 02 Mar 2021 14:53:35 +0100
parents d9473bd5ed43
children 24dbf3f013d9
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1 # Orthanc - A Lightweight, RESTful DICOM Store
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2 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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3 # Department, University Hospital of Liege, Belgium
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4 # Copyright (C) 2017-2021 Osimis S.A., Belgium
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5 #
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6 # This program is free software: you can redistribute it and/or
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7 # modify it under the terms of the GNU Lesser General Public License
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8 # as published by the Free Software Foundation, either version 3 of
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9 # the License, or (at your option) any later version.
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10 #
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11 # This program is distributed in the hope that it will be useful, but
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12 # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 # Lesser General Public License for more details.
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15 #
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16 # You should have received a copy of the GNU Lesser General Public
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17 # License along with this program. If not, see
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18 # <http://www.gnu.org/licenses/>.
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19
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21 # This file sets all the compiler-related flags
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23
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24 # Save the current compiler flags to the cache every time cmake configures the project
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25 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "compiler flags" FORCE)
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26 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" CACHE STRING "compiler flags" FORCE)
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29 include(CheckLibraryExists)
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30
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31 if ((CMAKE_CROSSCOMPILING AND NOT
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32 "${CMAKE_SYSTEM_VERSION}" STREQUAL "CrossToolNg") OR
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33 "${CMAKE_SYSTEM_VERSION}" STREQUAL "LinuxStandardBase")
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34 # Cross-compilation necessarily implies standalone and static build
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35 SET(STATIC_BUILD ON)
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36 SET(STANDALONE_BUILD ON)
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37 endif()
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38
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39
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40 if ("${CMAKE_SYSTEM_VERSION}" STREQUAL "LinuxStandardBase")
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41 # Cache the environment variables "LSB_CC" and "LSB_CXX" for further
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42 # use by "ExternalProject" in CMake
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43 SET(CMAKE_LSB_CC $ENV{LSB_CC} CACHE STRING "")
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44 SET(CMAKE_LSB_CXX $ENV{LSB_CXX} CACHE STRING "")
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45 endif()
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46
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47
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48 if (CMAKE_COMPILER_IS_GNUCXX)
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49 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wno-long-long")
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51 # --std=c99 makes libcurl not to compile
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52 # -pedantic gives a lot of warnings on OpenSSL
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53 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-long-long -Wno-variadic-macros")
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54
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55 if (CMAKE_CROSSCOMPILING)
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56 # http://stackoverflow.com/a/3543845/881731
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57 set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -O coff -I<CMAKE_CURRENT_SOURCE_DIR> <SOURCE> <OBJECT>")
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58 endif()
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59
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60 elseif (MSVC)
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61 # Use static runtime under Visual Studio
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62 # http://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace
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63 # http://stackoverflow.com/a/6510446
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64 foreach(flag_var
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65 CMAKE_C_FLAGS_DEBUG
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66 CMAKE_CXX_FLAGS_DEBUG
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67 CMAKE_C_FLAGS_RELEASE
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68 CMAKE_CXX_FLAGS_RELEASE
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69 CMAKE_C_FLAGS_MINSIZEREL
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70 CMAKE_CXX_FLAGS_MINSIZEREL
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71 CMAKE_C_FLAGS_RELWITHDEBINFO
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72 CMAKE_CXX_FLAGS_RELWITHDEBINFO)
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73 string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
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74 string(REGEX REPLACE "/MDd" "/MTd" ${flag_var} "${${flag_var}}")
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75 endforeach(flag_var)
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76
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77 # Add /Zm256 compiler option to Visual Studio to fix PCH errors
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78 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zm256")
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79
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80 # New in Orthanc 1.5.5
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81 if (MSVC_MULTIPLE_PROCESSES)
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82 # "If you omit the processMax argument in the /MP option, the
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83 # compiler obtains the number of effective processors from the
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84 # operating system, and then creates one process per effective
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85 # processor"
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86 # https://blog.kitware.com/cmake-building-with-all-your-cores/
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87 # https://docs.microsoft.com/en-us/cpp/build/reference/mp-build-with-multiple-processes
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88 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /MP")
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89 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
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90 endif()
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91
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92 add_definitions(
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93 -D_CRT_SECURE_NO_WARNINGS=1
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94 -D_CRT_SECURE_NO_DEPRECATE=1
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95 )
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96
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97 if (MSVC_VERSION LESS 1600)
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98 # Starting with Visual Studio >= 2010 (i.e. macro _MSC_VER >=
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99 # 1600), Microsoft ships a standard-compliant <stdint.h>
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100 # header. For earlier versions of Visual Studio, give access to a
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101 # compatibility header.
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102 # http://stackoverflow.com/a/70630/881731
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103 # https://en.wikibooks.org/wiki/C_Programming/C_Reference/stdint.h#External_links
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104 include_directories(${CMAKE_CURRENT_LIST_DIR}/../../Resources/ThirdParty/VisualStudio)
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105 endif()
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106
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107 link_libraries(netapi32)
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108 endif()
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109
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110
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111 if (${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" OR
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112 ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
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113 # In FreeBSD/OpenBSD, the "/usr/local/" folder contains the ports and need to be imported
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114 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -I/usr/local/include")
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115 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -I/usr/local/include")
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116 SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -L/usr/local/lib")
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117 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -L/usr/local/lib")
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118 endif()
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119
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120
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121 if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux" OR
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122 ${CMAKE_SYSTEM_NAME} STREQUAL "kFreeBSD" OR
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123 ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" OR
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124 ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
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125
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126 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD" AND
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127 NOT ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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128 # The "--no-undefined" linker flag makes the shared libraries
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129 # (plugins ModalityWorklists and ServeFolders) fail to compile on
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130 # OpenBSD, and make the PostgreSQL plugin complain about missing
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131 # "environ" global variable in FreeBSD
2364
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parents: 2362
diff changeset
132 set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,--no-undefined")
ae50eccd41b7 compilation succeeds on OpenBSD
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parents: 2362
diff changeset
133 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
134 endif()
1901
50234539a0dd ENABLE_PLUGINS_VERSION_SCRIPT
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parents: 1649
diff changeset
135
134
bdc60d16cc98 improved cmake
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parents:
diff changeset
136 # Remove the "-rdynamic" option
bdc60d16cc98 improved cmake
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parents:
diff changeset
137 # http://www.mail-archive.com/cmake@cmake.org/msg08837.html
bdc60d16cc98 improved cmake
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parents:
diff changeset
138 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
2450
ade8b4ddd8a6 Static linking against libuuid
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parents: 2448
diff changeset
139 link_libraries(pthread)
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
140
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
141 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
142 link_libraries(rt)
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
143 endif()
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
144
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
145 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" AND
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
146 NOT ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
147 link_libraries(dl)
ae50eccd41b7 compilation succeeds on OpenBSD
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parents: 2362
diff changeset
148 endif()
1337
afaa55d42ddd FreeBSD support
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parents: 1336
diff changeset
149
2460
292bd85d4532 fix openbsd
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parents: 2457
diff changeset
150 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" AND
292bd85d4532 fix openbsd
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parents: 2457
diff changeset
151 NOT ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
292bd85d4532 fix openbsd
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parents: 2457
diff changeset
152 # The "--as-needed" linker flag is not available on FreeBSD and OpenBSD
1337
afaa55d42ddd FreeBSD support
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parents: 1336
diff changeset
153 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--as-needed")
1416
037d5ffca74d as needed for plugins
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parents: 1414
diff changeset
154 set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,--as-needed")
037d5ffca74d as needed for plugins
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parents: 1414
diff changeset
155 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--as-needed")
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
156 endif()
ae50eccd41b7 compilation succeeds on OpenBSD
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parents: 2362
diff changeset
157
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
158 if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" AND
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
159 NOT ${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
160 # FreeBSD/OpenBSD have just one single interface for file
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
161 # handling, which is 64bit clean, so there is no need to define macro
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
162 # for LFS (Large File Support).
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
163 # https://ohse.de/uwe/articles/lfs.html
1337
afaa55d42ddd FreeBSD support
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parents: 1336
diff changeset
164 add_definitions(
afaa55d42ddd FreeBSD support
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parents: 1336
diff changeset
165 -D_LARGEFILE64_SOURCE=1
afaa55d42ddd FreeBSD support
jodogne
parents: 1336
diff changeset
166 -D_FILE_OFFSET_BITS=64
afaa55d42ddd FreeBSD support
jodogne
parents: 1336
diff changeset
167 )
afaa55d42ddd FreeBSD support
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parents: 1336
diff changeset
168 endif()
134
bdc60d16cc98 improved cmake
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parents:
diff changeset
169
bdc60d16cc98 improved cmake
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parents:
diff changeset
170 elseif(${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
1560
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1420
diff changeset
171 if (MSVC)
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1420
diff changeset
172 message("MSVC compiler version = " ${MSVC_VERSION} "\n")
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
173 # Starting Visual Studio 2013 (version 1800), it is not possible
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
174 # to target Windows XP anymore
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1420
diff changeset
175 if (MSVC_VERSION LESS 1800)
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
176 add_definitions(
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
177 -DWINVER=0x0501
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
178 -D_WIN32_WINNT=0x0501
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
179 )
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
180 endif()
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
181 else()
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
182 add_definitions(
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
183 -DWINVER=0x0501
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
184 -D_WIN32_WINNT=0x0501
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
185 )
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
186 endif()
307b9ea6c39b fixes for Visual Studio 2013 and QtCreator
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parents: 1420
diff changeset
187
134
bdc60d16cc98 improved cmake
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parents:
diff changeset
188 add_definitions(
bdc60d16cc98 improved cmake
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parents:
diff changeset
189 -D_CRT_SECURE_NO_WARNINGS=1
bdc60d16cc98 improved cmake
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 )
4539
49971e7b75fb link against iphlpapi.dll on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
191 link_libraries(rpcrt4 ws2_32 iphlpapi) # "iphlpapi" is for "SystemToolbox::GetMacAddresses()"
495
5bb96a6100c0 fixes for mingw64
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
192
1414
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1405
diff changeset
193 if (CMAKE_COMPILER_IS_GNUCXX)
1951
01de36d949c3 Possibility to use forthcoming DCMTK 3.6.1 in static builds (instead of 3.6.0)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1901
diff changeset
194 # Some additional C/C++ compiler flags for MinGW
1969
5e40f88f4eba fix for old versions of mingw
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1968
diff changeset
195 SET(MINGW_NO_WARNINGS "-Wno-unused-function -Wno-unused-variable")
5e40f88f4eba fix for old versions of mingw
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1968
diff changeset
196 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MINGW_NO_WARNINGS} -Wno-pointer-to-int-cast -Wno-int-to-pointer-cast")
1951
01de36d949c3 Possibility to use forthcoming DCMTK 3.6.1 in static builds (instead of 3.6.0)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1901
diff changeset
197 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${MINGW_NO_WARNINGS}")
01de36d949c3 Possibility to use forthcoming DCMTK 3.6.1 in static builds (instead of 3.6.0)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1901
diff changeset
198
3568
589238dcd782 DYNAMIC_MINGW_STDLIB
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parents: 3492
diff changeset
199 if (DYNAMIC_MINGW_STDLIB)
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
200 else()
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
201 # This is a patch for MinGW64
589238dcd782 DYNAMIC_MINGW_STDLIB
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parents: 3492
diff changeset
202 SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--allow-multiple-definition -static-libgcc -static-libstdc++")
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
203 SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--allow-multiple-definition -static-libgcc -static-libstdc++")
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
204 endif()
1377
601d34afdab9 patch for recent versions of MinGW
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1337
diff changeset
205
1381
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
206 CHECK_LIBRARY_EXISTS(winpthread pthread_create "" HAVE_WIN_PTHREAD)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
207 if (HAVE_WIN_PTHREAD)
3568
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
208 if (DYNAMIC_MINGW_STDLIB)
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
209 else()
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
210 # This line is necessary to compile with recent versions of MinGW,
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
211 # otherwise "libwinpthread-1.dll" is not statically linked.
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
212 SET(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES} -Wl,-Bstatic -lstdc++ -lpthread -Wl,-Bdynamic")
589238dcd782 DYNAMIC_MINGW_STDLIB
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3492
diff changeset
213 endif()
1381
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
214 add_definitions(-DHAVE_WIN_PTHREAD=1)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
215 else()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
216 add_definitions(-DHAVE_WIN_PTHREAD=0)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1377
diff changeset
217 endif()
495
5bb96a6100c0 fixes for mingw64
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
218 endif()
5bb96a6100c0 fixes for mingw64
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 193
diff changeset
219
918
ac8f68cbdbb6 build cont
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 571
diff changeset
220 elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
ac8f68cbdbb6 build cont
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 571
diff changeset
221 add_definitions(
ac8f68cbdbb6 build cont
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 571
diff changeset
222 -D_XOPEN_SOURCE=1
ac8f68cbdbb6 build cont
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 571
diff changeset
223 )
921
37aec47f49f0 successful compilation under Mac OS X Mavericks
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 918
diff changeset
224 link_libraries(iconv)
918
ac8f68cbdbb6 build cont
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 571
diff changeset
225
2406
f0cfacd0c9b8 Orthanc framework: ORTHANC_SANDBOXED parameter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2364
diff changeset
226 elseif (CMAKE_SYSTEM_NAME STREQUAL "Emscripten")
f0cfacd0c9b8 Orthanc framework: ORTHANC_SANDBOXED parameter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2364
diff changeset
227 message("Building using Emscripten (for WebAssembly or asm.js targets)")
4066
3a59a021b5de build instructions for the library
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4063
diff changeset
228 include(${CMAKE_CURRENT_LIST_DIR}/EmscriptenParameters.cmake)
3599
e01900f913e7 fix duplicate symbol "jaritab" in wasm
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3568
diff changeset
229
2781
13038d638097 primitives for android ndk
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2510
diff changeset
230 elseif (CMAKE_SYSTEM_NAME STREQUAL "Android")
13038d638097 primitives for android ndk
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2510
diff changeset
231
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
232 else()
2781
13038d638097 primitives for android ndk
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2510
diff changeset
233 message("Unknown target platform: ${CMAKE_SYSTEM_NAME}")
2364
ae50eccd41b7 compilation succeeds on OpenBSD
jodogne
parents: 2362
diff changeset
234 message(FATAL_ERROR "Support your platform here")
134
bdc60d16cc98 improved cmake
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 endif()
bdc60d16cc98 improved cmake
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236
bdc60d16cc98 improved cmake
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
237
2175
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
238 if (DEFINED ENABLE_PROFILING AND ENABLE_PROFILING)
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
239 if (CMAKE_COMPILER_IS_GNUCXX)
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
240 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pg")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
241 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pg")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
242 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pg")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
243 set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -pg")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
244 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -pg")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
245 else()
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
246 message(FATAL_ERROR "Don't know how to enable profiling on your configuration")
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
247 endif()
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
248 endif()
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
249
bed8e7ad8bab ENABLE_PROFILING cmake option
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2148
diff changeset
250
2456
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
251 if (CMAKE_COMPILER_IS_GNUCXX)
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
252 # "When creating a static library using binutils (ar) and there
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
253 # exist a duplicate object name (e.g. a/Foo.cpp.o, b/Foo.cpp.o), the
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
254 # resulting static library can end up having only one of the
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
255 # duplicate objects. [...] This bug only happens if there are many
2457
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
256 # objects." The trick consists in replacing the "r" argument
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
257 # ("replace") provided to "ar" (as used in CMake < 3.1) by the "q"
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
258 # argument ("quick append"). This is because of the fact that CMake
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
259 # will invoke "ar" several times with several batches of ".o"
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
260 # objects, and using "r" would overwrite symbols defined in
2a211c0fc7ca note about ar
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2456
diff changeset
261 # preceding batches. https://cmake.org/Bug/view.php?id=14874
2456
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
262 set(CMAKE_CXX_ARCHIVE_APPEND "<CMAKE_AR> <LINK_FLAGS> q <TARGET> <OBJECTS>")
cbb8deaacdf7 Fix static build on CentOS 6
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2450
diff changeset
263 endif()