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-rw-r--r--cmake/InstallHelpers.cmake136
1 files changed, 136 insertions, 0 deletions
diff --git a/cmake/InstallHelpers.cmake b/cmake/InstallHelpers.cmake
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+# This will create any directories that need to be created in the destination
+# path with the typical owner, group, and user permissions--independent of the
+# umask setting.
+function(create_install_dir_with_perms)
+ cmake_parse_arguments(_install_dir
+ ""
+ "DESTINATION"
+ "DIRECTORY_PERMISSIONS"
+ ${ARGN}
+ )
+
+ if(NOT _install_dir_DESTINATION)
+ message(FATAL_ERROR "Must specify DESTINATION")
+ endif()
+
+ if(NOT _install_dir_DIRECTORY_PERMISSIONS)
+ set(_install_dir_DIRECTORY_PERMISSIONS
+ OWNER_READ OWNER_WRITE OWNER_EXECUTE
+ GROUP_READ GROUP_EXECUTE
+ WORLD_READ WORLD_EXECUTE)
+ endif()
+
+ install(CODE
+ "
+ if(ENV{DESTDIR})
+ set(PREFIX \$ENV{DESTDIR}/\${CMAKE_INSTALL_PREFIX})
+ else()
+ set(PREFIX \${CMAKE_INSTALL_PREFIX})
+ endif()
+
+ set(_current_dir \"\${PREFIX}/${_install_dir_DESTINATION}\")
+ set(_dir_permissions \"${_install_dir_DIRECTORY_PERMISSIONS}\")
+
+ set(_parent_dirs)
+ while(NOT EXISTS \${_current_dir})
+ list(APPEND _parent_dirs \${_current_dir})
+ get_filename_component(_current_dir \${_current_dir} PATH)
+ endwhile()
+
+ if(_parent_dirs)
+ list(REVERSE _parent_dirs)
+ endif()
+
+ # Create any missing folders with the useful permissions. Note: this uses
+ # a hidden option of CMake, but it's been shown to work with 2.8.11 thru
+ # 3.0.2.
+ foreach(_current_dir \${_parent_dirs})
+ if(NOT IS_DIRECTORY \${_current_dir})
+ file(INSTALL DESTINATION \${_current_dir}
+ TYPE DIRECTORY
+ DIR_PERMISSIONS \${_dir_permissions}
+ FILES \"\")
+ endif()
+ endforeach()
+ ")
+endfunction()
+
+# This is to prevent the user's umask from corrupting the expected permissions
+# for the parent directories. We want to behave like the install tool here:
+# preserve what's there already, but create new things with useful permissions.
+function(install_helper)
+ cmake_parse_arguments(_install_helper
+ ""
+ "DESTINATION;DIRECTORY;RENAME"
+ "FILES;PROGRAMS;TARGETS;DIRECTORY_PERMISSIONS;FILE_PERMISSIONS"
+ ${ARGN}
+ )
+
+ if(NOT _install_helper_DESTINATION AND NOT _install_helper_TARGETS)
+ message(FATAL_ERROR "Must specify the DESTINATION path")
+ endif()
+
+ if(NOT _install_helper_FILES AND NOT _install_helper_DIRECTORY AND
+ NOT _install_helper_PROGRAMS AND NOT _install_helper_TARGETS)
+ message(FATAL_ERROR "Must specify FILES, PROGRAMS, TARGETS, or a DIRECTORY to install")
+ endif()
+
+ if(NOT _install_helper_DIRECTORY_PERMISSIONS)
+ set(_install_helper_DIRECTORY_PERMISSIONS
+ OWNER_READ OWNER_WRITE OWNER_EXECUTE
+ GROUP_READ GROUP_EXECUTE
+ WORLD_READ WORLD_EXECUTE)
+ endif()
+
+ if(NOT _install_helper_FILE_PERMISSIONS)
+ set(_install_helper_FILE_PERMISSIONS
+ OWNER_READ OWNER_WRITE
+ GROUP_READ
+ WORLD_READ)
+ endif()
+
+ if(_install_helper_RENAME)
+ set(RENAME RENAME ${_install_helper_RENAME})
+ endif()
+
+ if(_install_helper_TARGETS)
+ set(_install_helper_DESTINATION "")
+ endif()
+
+ if(_install_helper_TARGETS)
+ # Ensure the bin area exists with the correct permissions.
+ create_install_dir_with_perms(DESTINATION bin)
+
+ install(
+ TARGETS ${_install_helper_TARGETS}
+ RUNTIME DESTINATION bin)
+ else()
+ create_install_dir_with_perms(
+ DESTINATION ${_install_helper_DESTINATION}
+ DIRECTORY_PERMISSIONS ${_install_helper_DIRECTORY_PERMISSIONS})
+ endif()
+
+ if(_install_helper_DIRECTORY)
+ install(
+ DIRECTORY ${_install_helper_DIRECTORY}
+ DESTINATION ${_install_helper_DESTINATION}
+ DIRECTORY_PERMISSIONS ${_install_helper_DIRECTORY_PERMISSIONS}
+ FILE_PERMISSIONS ${_install_helper_FILE_PERMISSIONS})
+ endif()
+
+ if(_install_helper_FILES)
+ install(
+ FILES ${_install_helper_FILES}
+ DESTINATION ${_install_helper_DESTINATION}
+ PERMISSIONS ${_install_helper_FILE_PERMISSIONS}
+ ${RENAME})
+ endif()
+
+ if(_install_helper_PROGRAMS)
+ install(
+ PROGRAMS ${_install_helper_PROGRAMS}
+ DESTINATION ${_install_helper_DESTINATION}
+ PERMISSIONS ${_install_helper_FILE_PERMISSIONS}
+ ${RENAME})
+ endif()
+endfunction()