diff options
Diffstat (limited to 'Modules/CMakeSystemSpecificInformation.cmake')
| -rw-r--r-- | Modules/CMakeSystemSpecificInformation.cmake | 76 |
1 files changed, 45 insertions, 31 deletions
diff --git a/Modules/CMakeSystemSpecificInformation.cmake b/Modules/CMakeSystemSpecificInformation.cmake index 3fcaf5e..12203fb 100644 --- a/Modules/CMakeSystemSpecificInformation.cmake +++ b/Modules/CMakeSystemSpecificInformation.cmake @@ -5,20 +5,24 @@ # makefiles. Next, it will include a system specific file. Finally, # it will optionally include a system and compiler specific file that # can be used to override any of this information. +# For debugging new systems, and expert users, if the +# CMAKE_USER_MAKE_RULES_OVERRIDE is set to a file name, that +# file will be included last, and can override any variable # 1. set default values that will work for most system +SET(CMAKE_STATIC_LIBRARY_PREFIX "lib") +SET(CMAKE_STATIC_LIBRARY_SUFFIX ".a") SET(CMAKE_SHARED_LIBRARY_C_FLAGS "") # -pic SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS "") # -pic -# for gnu compiler always - SET(CMAKE_SHARED_LIBRARY_CREATE_FLAGS "") # -shared SET(CMAKE_SHARED_LIBRARY_PREFIX "lib") # lib SET(CMAKE_SHARED_LIBRARY_SUFFIX ".so") # .so -SET(CMAKE_SHARED_LIBRARY_LINK_FLAGS "") # +s, or some flag that an exe needs to use a shared lib +SET(CMAKE_SHARED_LIBRARY_LINK_FLAGS "") # +s, flag for exe link to use shared lib SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "") # -rpath SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG_SEP "") # : or empty - +SET(CMAKE_LIBRARY_PATH_FLAG "-L") +SET(CMAKE_LINK_LIBRARY_FLAG "-l") IF(CMAKE_COMPILER_IS_GNUGXX) SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC") # -pic SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS "-fPIC") # -pic @@ -38,35 +42,45 @@ ELSE(EXISTS ${CMAKE_SYSTEM_INFO_FILE}) "cmake@www.cmake.org so it can be added to cmake"") ENDIF(EXISTS ${CMAKE_SYSTEM_INFO_FILE}) - - -# Set up default values for things that have not been set either -# in SYSTEM.cmake or SYSTEM-compiler.cmake - -IF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY) - SET(CMAKE_CXX_CREATE_SHARED_LIBRARY - "${CMAKE_CXX_COMPILE} ${CMAKE_SHARED_LIBRARY_CREATE_FLAGS} " - "${CMAKE_CXX_LINK_SHARED_OUT_FLAG} <TARGET> <OBJECTS>") -ENDIF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY) - - -IF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY) - SET(CMAKE_CXX_CREATE_STATIC_LIBRARY - "${CMAKE_CXX_AR} ${CMAKE_AR_FLAGS} <TARGET> <OBJECTS>") -ENDIF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY) - - -IF(NOT CMAKE_CXX_COMPILE) - SET(CMAKE_CXX_COMPILE - "${CMAKE_CXX_COMPILER} -o <OBJECT> ${CMAKE_CXX_FLAGS} -c <SOURCE>") -ENDIF(NOT CMAKE_CXX_COMPILE) - - # 3. include optional systemname-compiler.cmake files IF(CMAKE_C_COMPILER) - INCLUDE(${CMAKE_ROOT}/Modules/${CMAKE_SYSTEM_NAME}-${CMAKE_C_COMPILER}.cmake OPTIONAL) + GET_FILENAME_COMPONENT(CMAKE_BASE_NAME ${CMAKE_C_COMPILER} NAME_WE) + # since the gnu compiler has several names force gcc + IF(CMAKE_COMPILER_IS_GNUGCC) + SET(CMAKE_BASE_NAME gcc) + ENDIF(CMAKE_COMPILER_IS_GNUGCC) + SET(CMAKE_SYSTEM_AND_C_COMPILER_INFO_FILE ${CMAKE_ROOT}/Modules/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME}.cmake) + INCLUDE(${CMAKE_SYSTEM_AND_C_COMPILER_INFO_FILE} OPTIONAL) ENDIF(CMAKE_C_COMPILER) IF(CMAKE_CXX_COMPILER) - INCLUDE(${CMAKE_ROOT}/Modules/${CMAKE_SYSTEM_NAME}-${CMAKE_CXX_COMPILER}.cmake - OPTIONAL) + GET_FILENAME_COMPONENT(CMAKE_BASE_NAME ${CMAKE_CXX_COMPILER} NAME_WE) + # since the gnu compiler has several names force gcc + IF(CMAKE_COMPILER_IS_GNUGXX) + SET(CMAKE_BASE_NAME g++) + ENDIF(CMAKE_COMPILER_IS_GNUGXX) + SET(CMAKE_SYSTEM_AND_CXX_COMPILER_INFO_FILE ${CMAKE_ROOT}/Modules/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME}.cmake) + INCLUDE(${CMAKE_SYSTEM_AND_CXX_COMPILER_INFO_FILE} OPTIONAL) ENDIF(CMAKE_CXX_COMPILER) + + +# for most systems a module is the same as a shared library +# so unless the variable CMAKE_MODULE_EXISTS is set just +# copy the values from the LIBRARY variables +IF(NOT CMAKE_MODULE_EXISTS) + SET(CMAKE_SHARED_MODULE_C_FLAGS ${CMAKE_SHARED_LIBRARY_C_FLAGS) + SET(CMAKE_SHARED_MODULE_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_CXX_FLAGS}) + SET(CMAKE_SHARED_MODULE_CREATE_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_FLAGS}) + SET(CMAKE_SHARED_MODULE_PREFIX ${CMAKE_SHARED_LIBRARY_PREFIX}) + SET(CMAKE_SHARED_MODULE_SUFFIX ${CMAKE_SHARED_LIBRARY_SUFFIX}) + SET(CMAKE_SHARED_MODULE_LINK_FLAGS ${CMAKE_SHARED_LIBRARY_LINK_FLAGS}) + SET(CMAKE_SHARED_MODULE_RUNTIME_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_FLAG}) + SET(CMAKE_SHARED_MODULE_RUNTIME_FLAG_SEP ${CMAKE_SHARED_MODULE_RUNTIME_FLAG_SEP}) +ENDIF(NOT CMAKE_MODULE_EXISTS) + +# include default rules that work for most unix like systems and compilers +# this file will not set anything if it is already set +INCLUDE(${CMAKE_ROOT}/Modules/CMakeDefaultMakeRuleVariables.cmake) + +IF(CMAKE_USER_MAKE_RULES_OVERRIDE) + INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE}) +ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE) |