diff options
Diffstat (limited to 'Modules/CMakePackageConfigHelpers.cmake')
| -rw-r--r-- | Modules/CMakePackageConfigHelpers.cmake | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/Modules/CMakePackageConfigHelpers.cmake b/Modules/CMakePackageConfigHelpers.cmake index a92ce7c..393d05c 100644 --- a/Modules/CMakePackageConfigHelpers.cmake +++ b/Modules/CMakePackageConfigHelpers.cmake @@ -9,6 +9,8 @@ # configure_file() command when creating the <Name>Config.cmake or <Name>-config.cmake # file for installing a project or library. It helps making the resulting package # relocatable by avoiding hardcoded paths in the installed Config.cmake file. +# <Name>Config.cmake files installed under UNIX into /lib(64) or /usr/lib(64) are +# considered system packages and are not relocatable. # # In a FooConfig.cmake file there may be code like this to make the # install destinations know to the using project: @@ -173,17 +175,33 @@ function(CONFIGURE_PACKAGE_CONFIG_FILE _inputFile _outputFile) else() set(absInstallDir "${CMAKE_INSTALL_PREFIX}/${CCF_INSTALL_DESTINATION}") endif() + + # with the /usr-move, /lib(64) is a symlink to /usr/lib on Fedora, ArchLinux, Mageira and others. + # If we are installed to such a location, force using absolute paths. + set(forceAbsolutePaths FALSE) + if("${absInstallDir}" MATCHES "^(/usr)?/lib(64)?/.+") + set(forceAbsolutePaths TRUE) + endif() + file(RELATIVE_PATH PACKAGE_RELATIVE_PATH "${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_${var} "${${var}}") + if(forceAbsolutePaths) + if(IS_ABSOLUTE "${${var}}") + set(PACKAGE_${var} "${${var}}") + else() + set(PACKAGE_${var} "${CMAKE_INSTALL_PREFIX}/${${var}}") + endif() else() - set(PACKAGE_${var} "\${PACKAGE_PREFIX_DIR}/${${var}}") + if(IS_ABSOLUTE "${${var}}") + string(REPLACE "${CMAKE_INSTALL_PREFIX}" "\${PACKAGE_PREFIX_DIR}" + PACKAGE_${var} "${${var}}") + else() + set(PACKAGE_${var} "\${PACKAGE_PREFIX_DIR}/${${var}}") + endif() endif() endif() endforeach() |