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Merge topic 'PackageConfigHelper_UsrMove' 

4cad848 configure_package_config_file(): extend documentation
37c4bc1 configure_package_config_file(): fix indentation
d477414 configure_package_config_file: force absolute paths for usr-move
This commit is contained in:
Brad King 2013-01-29 14:52:09 -05:00 committed by CMake Topic Stage
parent 61d641dccb 4cad848369
commit c42deac744
1 changed files with 22 additions and 4 deletions
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26
Modules/CMakePackageConfigHelpers.cmake
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@ -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()