diff options
| -rw-r--r-- | modules/CMakePackageConfigHelpers.cmake | 135 | ||||
| -rw-r--r-- | modules/ECMPackageConfigHelpers.cmake | 152 |
2 files changed, 158 insertions, 129 deletions
diff --git a/modules/CMakePackageConfigHelpers.cmake b/modules/CMakePackageConfigHelpers.cmake index 5d65e659..6d5281aa 100644 --- a/modules/CMakePackageConfigHelpers.cmake +++ b/modules/CMakePackageConfigHelpers.cmake @@ -1,132 +1,9 @@ +# Compatibility hack to make porting frameworks easier +# TODO: remove before releasing 1.0.0 -include(${CMAKE_ROOT}/Modules/CMakePackageConfigHelpers.cmake) - -# This file is a hack to add the find_dependency macro to config files. It -# will be in a future version of CMake, so we fork the configure_package_config_file -# function until we depend on that version of CMake. - -if(NOT CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.13) - message(FATAL_ERROR "Remove this file. The find_dependency macro or something - like it should be in cmake by now.") -endif() - -function(CONFIGURE_PACKAGE_CONFIG_FILE _inputFile _outputFile) - set(options NO_SET_AND_CHECK_MACRO NO_CHECK_REQUIRED_COMPONENTS_MACRO) - set(oneValueArgs INSTALL_DESTINATION ) - set(multiValueArgs PATH_VARS ) - - cmake_parse_arguments(CCF "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) - - if(CCF_UNPARSED_ARGUMENTS) - message(FATAL_ERROR "Unknown keywords given to CONFIGURE_PACKAGE_CONFIG_FILE(): \"${CCF_UNPARSED_ARGUMENTS}\"") - endif() - - if(NOT CCF_INSTALL_DESTINATION) - message(FATAL_ERROR "No INSTALL_DESTINATION given to CONFIGURE_PACKAGE_CONFIG_FILE()") - endif() - - if(IS_ABSOLUTE "${CCF_INSTALL_DESTINATION}") - set(absInstallDir "${CCF_INSTALL_DESTINATION}") - else() - set(absInstallDir "${CMAKE_INSTALL_PREFIX}/${CCF_INSTALL_DESTINATION}") - endif() - - file(RELATIVE_PATH PACKAGE_RELATIVE_PATH "${absInstallDir}" "${CMAKE_INSTALL_PREFIX}" ) - - foreach(var ${CCF_PATH_VARS}) - if(NOT DEFINED ${var}) - message(FATAL_ERROR "Variable ${var} does not exist") - else() - if(IS_ABSOLUTE "${${var}}") - string(REPLACE "${CMAKE_INSTALL_PREFIX}" "\${PACKAGE_PREFIX_DIR}" - PACKAGE_${var} "${${var}}") - else() - set(PACKAGE_${var} "\${PACKAGE_PREFIX_DIR}/${${var}}") - endif() - endif() - endforeach() - - get_filename_component(inputFileName "${_inputFile}" NAME) - - set(PACKAGE_INIT " -####### Expanded from @PACKAGE_INIT@ by configure_package_config_file() ####### -####### Any changes to this file will be overwritten by the next CMake run #### -####### The input file was ${inputFileName} ######## - -get_filename_component(PACKAGE_PREFIX_DIR \"\${CMAKE_CURRENT_LIST_DIR}/${PACKAGE_RELATIVE_PATH}\" ABSOLUTE) -") - - if("${absInstallDir}" MATCHES "^(/usr)?/lib(64)?/.+") - # Handle "/usr move" symlinks created by some Linux distros. - set(PACKAGE_INIT "${PACKAGE_INIT} -# Use original install prefix when loaded through a \"/usr move\" -# cross-prefix symbolic link such as /lib -> /usr/lib. -get_filename_component(_realCurr \"\${CMAKE_CURRENT_LIST_DIR}\" REALPATH) -get_filename_component(_realOrig \"${absInstallDir}\" REALPATH) -if(_realCurr STREQUAL _realOrig) - set(PACKAGE_PREFIX_DIR \"${CMAKE_INSTALL_PREFIX}\") -endif() -unset(_realOrig) -unset(_realCurr) -") - endif() - - if(NOT CCF_NO_SET_AND_CHECK_MACRO) - set(PACKAGE_INIT "${PACKAGE_INIT} -macro(set_and_check _var _file) - set(\${_var} \"\${_file}\") - if(NOT EXISTS \"\${_file}\") - message(FATAL_ERROR \"File or directory \${_file} referenced by variable \${_var} does not exist !\") - endif() -endmacro() - -macro(find_dependency dep version) - if (NOT \${dep}_FOUND) - - set(exact_arg) - if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION_EXACT) - set(exact_arg EXACT) - endif() - set(quiet_arg) - if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_QUIETLY) - set(quiet_arg QUIET) - endif() - set(required_arg) - if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_REQUIRED) - set(required_arg REQUIRED) - endif() - - find_package(\${dep} \${version} \${exact_arg} \${quiet_arg} \${required_arg}) - if (NOT \${dep}_FOUND) - set(\${CMAKE_FIND_PACKAGE_NAME}_NOT_FOUND_MESSAGE \"\${CMAKE_FIND_PACKAGE_NAME} could not be found because dependency \${dep} could not be found.\") - endif() - set(required_arg) - set(quiet_arg) - set(exact_arg) - endif() -endmacro() - -") - endif() - - - if(NOT CCF_NO_CHECK_REQUIRED_COMPONENTS_MACRO) - set(PACKAGE_INIT "${PACKAGE_INIT} -macro(check_required_components _NAME) - foreach(comp \${\${_NAME}_FIND_COMPONENTS}) - if(NOT \${_NAME}_\${comp}_FOUND) - if(\${_NAME}_FIND_REQUIRED_\${comp}) - set(\${_NAME}_FOUND FALSE) - endif() - endif() - endforeach() -endmacro() -") - endif() - - set(PACKAGE_INIT "${PACKAGE_INIT} -####################################################################################") - - configure_file("${_inputFile}" "${_outputFile}" @ONLY) +include(${CMAKE_CURRENT_LIST_DIR}/ECMPackageConfigHelpers.cmake) +function(CONFIGURE_PACKAGE_CONFIG_FILE) + message(AUTHOR_WARNING "Use ecm_configure_package_config_file() from ECMPackageConfigHelpers instead of configure_package_config_file()") + ecm_configure_package_config_file(${ARGV}) endfunction() diff --git a/modules/ECMPackageConfigHelpers.cmake b/modules/ECMPackageConfigHelpers.cmake new file mode 100644 index 00000000..78017393 --- /dev/null +++ b/modules/ECMPackageConfigHelpers.cmake @@ -0,0 +1,152 @@ +# - ECM_CONFIGURE_PACKAGE_CONFIG_FILE(), WRITE_BASIC_PACKAGE_VERSION_FILE() +# +# WRITE_BASIC_PACKAGE_VERSION_FILE() is actually just the macro from the +# CMakePackageConfigHelpers module. +# +# ECM_CONFIGURE_PACKAGE_CONFIG_FILE() behaves like +# CONFIGURE_PACKAGE_CONFIG_FILE() from CMake 2.8.12, except that it adds an +# extra helper macro: find_dependency(). +# +# find_dependency() should be used instead of find_package() to find package +# dependencies. It forwards the correct parameters for EXACT, QUIET and +# REQUIRED which were passed to the original find_package() call. It also sets +# an informative diagnostic message if the dependency could not be found. +# +# Note that there is no argument to disable the find_dependency() macro; if you +# do not require this macro, you should just use the CMakeFindDependencyMacro +# module directly. +# +# CMake 3.0.0 will include a CMakeFindDependencyMacro module that will provide +# the find_dependency macro (which you can include() in your *Config.cmake +# file), so this file is only useful for projects whose minimum required version +# is 2.8.12. +# + +include(${CMAKE_ROOT}/Modules/CMakePackageConfigHelpers.cmake) + +set(_ecm_package_config_helpers_included TRUE) + +if(NOT CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.13) + message(AUTHOR_WARNING "Your project already requires a version of CMake that includes the find_dependency macro via the CMakeFindDependencyMacro module. You should use CMakePackageConfigHelpers instead of ECMPackageConfigHelpers.") +endif() + +function(ECM_CONFIGURE_PACKAGE_CONFIG_FILE _inputFile _outputFile) + set(options NO_SET_AND_CHECK_MACRO NO_CHECK_REQUIRED_COMPONENTS_MACRO) + set(oneValueArgs INSTALL_DESTINATION ) + set(multiValueArgs PATH_VARS ) + + cmake_parse_arguments(CCF "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + + if(CCF_UNPARSED_ARGUMENTS) + message(FATAL_ERROR "Unknown keywords given to CONFIGURE_PACKAGE_CONFIG_FILE(): \"${CCF_UNPARSED_ARGUMENTS}\"") + endif() + + if(NOT CCF_INSTALL_DESTINATION) + message(FATAL_ERROR "No INSTALL_DESTINATION given to CONFIGURE_PACKAGE_CONFIG_FILE()") + endif() + + if(IS_ABSOLUTE "${CCF_INSTALL_DESTINATION}") + set(absInstallDir "${CCF_INSTALL_DESTINATION}") + else() + set(absInstallDir "${CMAKE_INSTALL_PREFIX}/${CCF_INSTALL_DESTINATION}") + endif() + + file(RELATIVE_PATH PACKAGE_RELATIVE_PATH "${absInstallDir}" "${CMAKE_INSTALL_PREFIX}" ) + + foreach(var ${CCF_PATH_VARS}) + if(NOT DEFINED ${var}) + message(FATAL_ERROR "Variable ${var} does not exist") + else() + if(IS_ABSOLUTE "${${var}}") + string(REPLACE "${CMAKE_INSTALL_PREFIX}" "\${PACKAGE_PREFIX_DIR}" + PACKAGE_${var} "${${var}}") + else() + set(PACKAGE_${var} "\${PACKAGE_PREFIX_DIR}/${${var}}") + endif() + endif() + endforeach() + + get_filename_component(inputFileName "${_inputFile}" NAME) + + set(PACKAGE_INIT " +####### Expanded from @PACKAGE_INIT@ by configure_package_config_file() (ECM variant) ####### +####### Any changes to this file will be overwritten by the next CMake run ####### +####### The input file was ${inputFileName} ####### + +get_filename_component(PACKAGE_PREFIX_DIR \"\${CMAKE_CURRENT_LIST_DIR}/${PACKAGE_RELATIVE_PATH}\" ABSOLUTE) +") + + if("${absInstallDir}" MATCHES "^(/usr)?/lib(64)?/.+") + # Handle "/usr move" symlinks created by some Linux distros. + set(PACKAGE_INIT "${PACKAGE_INIT} +# Use original install prefix when loaded through a \"/usr move\" +# cross-prefix symbolic link such as /lib -> /usr/lib. +get_filename_component(_realCurr \"\${CMAKE_CURRENT_LIST_DIR}\" REALPATH) +get_filename_component(_realOrig \"${absInstallDir}\" REALPATH) +if(_realCurr STREQUAL _realOrig) + set(PACKAGE_PREFIX_DIR \"${CMAKE_INSTALL_PREFIX}\") +endif() +unset(_realOrig) +unset(_realCurr) +") + endif() + + if(NOT CCF_NO_SET_AND_CHECK_MACRO) + set(PACKAGE_INIT "${PACKAGE_INIT} +macro(set_and_check _var _file) + set(\${_var} \"\${_file}\") + if(NOT EXISTS \"\${_file}\") + message(FATAL_ERROR \"File or directory \${_file} referenced by variable \${_var} does not exist !\") + endif() +endmacro() + +macro(find_dependency dep version) + if (NOT \${dep}_FOUND) + + set(exact_arg) + if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION_EXACT) + set(exact_arg EXACT) + endif() + set(quiet_arg) + if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_QUIETLY) + set(quiet_arg QUIET) + endif() + set(required_arg) + if(\${CMAKE_FIND_PACKAGE_NAME}_FIND_REQUIRED) + set(required_arg REQUIRED) + endif() + + find_package(\${dep} \${version} \${exact_arg} \${quiet_arg} \${required_arg}) + if (NOT \${dep}_FOUND) + set(\${CMAKE_FIND_PACKAGE_NAME}_NOT_FOUND_MESSAGE \"\${CMAKE_FIND_PACKAGE_NAME} could not be found because dependency \${dep} could not be found.\") + endif() + set(required_arg) + set(quiet_arg) + set(exact_arg) + endif() +endmacro() + +") + endif() + + + if(NOT CCF_NO_CHECK_REQUIRED_COMPONENTS_MACRO) + set(PACKAGE_INIT "${PACKAGE_INIT} +macro(check_required_components _NAME) + foreach(comp \${\${_NAME}_FIND_COMPONENTS}) + if(NOT \${_NAME}_\${comp}_FOUND) + if(\${_NAME}_FIND_REQUIRED_\${comp}) + set(\${_NAME}_FOUND FALSE) + endif() + endif() + endforeach() +endmacro() +") + endif() + + set(PACKAGE_INIT "${PACKAGE_INIT} +####################################################################################") + + configure_file("${_inputFile}" "${_outputFile}" @ONLY) + +endfunction() |