mirror of
https://bitbucket.org/smil3y/kdelibs.git
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73 lines
3.5 KiB
CMake
73 lines
3.5 KiB
CMake
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# This file is executed via install(SCRIPT).
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# This means it is include()d into the cmake_install.cmake file
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# Due to this the following variables already have the correct value:
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# CMAKE_INSTALL_PREFIX
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# CMAKE_CURRENT_BINARY_DIR
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#
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# Additionally the following two variables have to be set:
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# EXPORT_INSTALL_DIR - set it to the install destination
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# EXPORT_FILES - the filenames of the exports file
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#
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# Alex
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# put all the code into a function so all variables used here are local
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# which makes sure including this file multiple times in a cmake_install.cmake works
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function(CHECK_INSTALLED_EXPORTS_FILE _filename)
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# get the absolute install directory, consider absolute and relative paths and also DESTDIR
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if(IS_ABSOLUTE "${EXPORT_INSTALL_DIR}")
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set(installDir "$ENV{DESTDIR}${EXPORT_INSTALL_DIR}")
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else(IS_ABSOLUTE "${EXPORT_INSTALL_DIR}")
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set(installDir "$ENV{DESTDIR}${CMAKE_INSTALL_PREFIX}/${EXPORT_INSTALL_DIR}")
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endif(IS_ABSOLUTE "${EXPORT_INSTALL_DIR}")
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set(installedExportsFile "${installDir}/${_filename}")
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#message(STATUS "************ bin dir: ${CMAKE_CURRENT_BINARY_DIR}")
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#message(STATUS "************ prefix: ${CMAKE_INSTALL_PREFIX}")
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#message(STATUS "************ exportsfile: ${installedExportsFile}")
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# if the file already exists at the install location, and if we can
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# find the exports file in the build dir, read both, and if their contents differ,
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# remove all configuration-specific exports files from the install dir, since
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# they may create conflicts if the new targets have been added/targets have been
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# removed/ targets have been renamed/ the namespace for the exported targets has changed
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if(EXISTS "${installedExportsFile}")
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if (${EXPORT_INSTALL_DIR} MATCHES "^(/)(.+)$")
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set(binaryDirExportFileDir "_${CMAKE_MATCH_2}")
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set(binaryDirExportsFile "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/Export/${binaryDirExportFileDir}/${_filename}")
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else (${EXPORT_INSTALL_DIR} MATCHES "^(/)(.+)$")
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set(binaryDirExportsFile "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/Export/${EXPORT_INSTALL_DIR}/${_filename}")
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endif (${EXPORT_INSTALL_DIR} MATCHES "^(/)(.+)$")
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# message(STATUS "************* binaryDirExportsFile: ${binaryDirExportsFile}")
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if(EXISTS "${binaryDirExportsFile}")
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file(READ "${installedExportsFile}" installedExportsFileContents)
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file(READ "${binaryDirExportsFile}" binaryDirExportsFileContents)
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if(NOT "${installedExportsFileContents}" STREQUAL "${binaryDirExportsFileContents}")
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if("${_filename}" MATCHES "^(.+)(\\.cmake)$")
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message(STATUS "XXX Installed and new ${_filename} differ, removing installed ${CMAKE_MATCH_1}-*.cmake files")
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file(GLOB exportFiles "${installDir}/${CMAKE_MATCH_1}-*.cmake")
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# message(STATUS "XXX files: ${exportFiles}")
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file(REMOVE ${exportFiles})
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endif("${_filename}" MATCHES "^(.+)(\\.cmake)$")
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else(NOT "${installedExportsFileContents}" STREQUAL "${binaryDirExportsFileContents}")
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# message(STATUS "XXX FILES ${_filename} are the same")
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endif(NOT "${installedExportsFileContents}" STREQUAL "${binaryDirExportsFileContents}")
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endif(EXISTS "${binaryDirExportsFile}")
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endif(EXISTS "${installedExportsFile}")
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endfunction(CHECK_INSTALLED_EXPORTS_FILE)
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# call the function for each exports file
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foreach(_currentExportsFile ${EXPORT_FILES})
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check_installed_exports_file("${_currentExportsFile}")
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endforeach(_currentExportsFile ${EXPORT_FILES})
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