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Diffstat (limited to 'Modules/BundleUtilities.cmake')
| -rw-r--r-- | Modules/BundleUtilities.cmake | 975 |
1 files changed, 975 insertions, 0 deletions
diff --git a/Modules/BundleUtilities.cmake b/Modules/BundleUtilities.cmake new file mode 100644 index 0000000..b7975d3 --- /dev/null +++ b/Modules/BundleUtilities.cmake @@ -0,0 +1,975 @@ +#.rst: +# BundleUtilities +# --------------- +# +# Functions to help assemble a standalone bundle application. +# +# A collection of CMake utility functions useful for dealing with .app +# bundles on the Mac and bundle-like directories on any OS. +# +# The following functions are provided by this module: +# +# :: +# +# fixup_bundle +# copy_and_fixup_bundle +# verify_app +# get_bundle_main_executable +# get_dotapp_dir +# get_bundle_and_executable +# get_bundle_all_executables +# get_item_key +# get_item_rpaths +# clear_bundle_keys +# set_bundle_key_values +# get_bundle_keys +# copy_resolved_item_into_bundle +# copy_resolved_framework_into_bundle +# fixup_bundle_item +# verify_bundle_prerequisites +# verify_bundle_symlinks +# +# Requires CMake 2.6 or greater because it uses function, break and +# PARENT_SCOPE. Also depends on GetPrerequisites.cmake. +# +# :: +# +# FIXUP_BUNDLE(<app> <libs> <dirs>) +# +# Fix up a bundle in-place and make it standalone, such that it can be +# drag-n-drop copied to another machine and run on that machine as long +# as all of the system libraries are compatible. +# +# If you pass plugins to fixup_bundle as the libs parameter, you should +# install them or copy them into the bundle before calling fixup_bundle. +# The "libs" parameter is a list of libraries that must be fixed up, but +# that cannot be determined by otool output analysis. (i.e., plugins) +# +# Gather all the keys for all the executables and libraries in a bundle, +# and then, for each key, copy each prerequisite into the bundle. Then +# fix each one up according to its own list of prerequisites. +# +# Then clear all the keys and call verify_app on the final bundle to +# ensure that it is truly standalone. +# +# :: +# +# COPY_AND_FIXUP_BUNDLE(<src> <dst> <libs> <dirs>) +# +# Makes a copy of the bundle <src> at location <dst> and then fixes up +# the new copied bundle in-place at <dst>... +# +# :: +# +# VERIFY_APP(<app>) +# +# Verifies that an application <app> appears valid based on running +# analysis tools on it. Calls "message(FATAL_ERROR" if the application +# is not verified. +# +# :: +# +# GET_BUNDLE_MAIN_EXECUTABLE(<bundle> <result_var>) +# +# The result will be the full path name of the bundle's main executable +# file or an "error:" prefixed string if it could not be determined. +# +# :: +# +# GET_DOTAPP_DIR(<exe> <dotapp_dir_var>) +# +# Returns the nearest parent dir whose name ends with ".app" given the +# full path to an executable. If there is no such parent dir, then +# simply return the dir containing the executable. +# +# The returned directory may or may not exist. +# +# :: +# +# GET_BUNDLE_AND_EXECUTABLE(<app> <bundle_var> <executable_var> <valid_var>) +# +# Takes either a ".app" directory name or the name of an executable +# nested inside a ".app" directory and returns the path to the ".app" +# directory in <bundle_var> and the path to its main executable in +# <executable_var> +# +# :: +# +# GET_BUNDLE_ALL_EXECUTABLES(<bundle> <exes_var>) +# +# Scans the given bundle recursively for all executable files and +# accumulates them into a variable. +# +# :: +# +# GET_ITEM_KEY(<item> <key_var>) +# +# Given a file (item) name, generate a key that should be unique +# considering the set of libraries that need copying or fixing up to +# make a bundle standalone. This is essentially the file name including +# extension with "." replaced by "_" +# +# This key is used as a prefix for CMake variables so that we can +# associate a set of variables with a given item based on its key. +# +# :: +# +# CLEAR_BUNDLE_KEYS(<keys_var>) +# +# Loop over the list of keys, clearing all the variables associated with +# each key. After the loop, clear the list of keys itself. +# +# Caller of get_bundle_keys should call clear_bundle_keys when done with +# list of keys. +# +# :: +# +# SET_BUNDLE_KEY_VALUES(<keys_var> <context> <item> <exepath> <dirs> +# <copyflag> [<rpaths>]) +# +# Add a key to the list (if necessary) for the given item. If added, +# also set all the variables associated with that key. +# +# :: +# +# GET_BUNDLE_KEYS(<app> <libs> <dirs> <keys_var>) +# +# Loop over all the executable and library files within the bundle (and +# given as extra <libs>) and accumulate a list of keys representing +# them. Set values associated with each key such that we can loop over +# all of them and copy prerequisite libs into the bundle and then do +# appropriate install_name_tool fixups. +# +# :: +# +# COPY_RESOLVED_ITEM_INTO_BUNDLE(<resolved_item> <resolved_embedded_item>) +# +# Copy a resolved item into the bundle if necessary. Copy is not +# necessary if the resolved_item is "the same as" the +# resolved_embedded_item. +# +# :: +# +# COPY_RESOLVED_FRAMEWORK_INTO_BUNDLE(<resolved_item> <resolved_embedded_item>) +# +# Copy a resolved framework into the bundle if necessary. Copy is not +# necessary if the resolved_item is "the same as" the +# resolved_embedded_item. +# +# By default, BU_COPY_FULL_FRAMEWORK_CONTENTS is not set. If you want +# full frameworks embedded in your bundles, set +# BU_COPY_FULL_FRAMEWORK_CONTENTS to ON before calling fixup_bundle. By +# default, COPY_RESOLVED_FRAMEWORK_INTO_BUNDLE copies the framework +# dylib itself plus the framework Resources directory. +# +# :: +# +# FIXUP_BUNDLE_ITEM(<resolved_embedded_item> <exepath> <dirs>) +# +# Get the direct/non-system prerequisites of the resolved embedded item. +# For each prerequisite, change the way it is referenced to the value of +# the _EMBEDDED_ITEM keyed variable for that prerequisite. (Most likely +# changing to an "@executable_path" style reference.) +# +# This function requires that the resolved_embedded_item be "inside" the +# bundle already. In other words, if you pass plugins to fixup_bundle +# as the libs parameter, you should install them or copy them into the +# bundle before calling fixup_bundle. The "libs" parameter is a list of +# libraries that must be fixed up, but that cannot be determined by +# otool output analysis. (i.e., plugins) +# +# Also, change the id of the item being fixed up to its own +# _EMBEDDED_ITEM value. +# +# Accumulate changes in a local variable and make *one* call to +# install_name_tool at the end of the function with all the changes at +# once. +# +# If the BU_CHMOD_BUNDLE_ITEMS variable is set then bundle items will be +# marked writable before install_name_tool tries to change them. +# +# :: +# +# VERIFY_BUNDLE_PREREQUISITES(<bundle> <result_var> <info_var>) +# +# Verifies that the sum of all prerequisites of all files inside the +# bundle are contained within the bundle or are "system" libraries, +# presumed to exist everywhere. +# +# :: +# +# VERIFY_BUNDLE_SYMLINKS(<bundle> <result_var> <info_var>) +# +# Verifies that any symlinks found in the bundle point to other files +# that are already also in the bundle... Anything that points to an +# external file causes this function to fail the verification. + +#============================================================================= +# Copyright 2008-2009 Kitware, Inc. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +# The functions defined in this file depend on the get_prerequisites function +# (and possibly others) found in: +# +get_filename_component(BundleUtilities_cmake_dir "${CMAKE_CURRENT_LIST_FILE}" PATH) +include("${BundleUtilities_cmake_dir}/GetPrerequisites.cmake") + + +function(get_bundle_main_executable bundle result_var) + set(result "error: '${bundle}/Contents/Info.plist' file does not exist") + + if(EXISTS "${bundle}/Contents/Info.plist") + set(result "error: no CFBundleExecutable in '${bundle}/Contents/Info.plist' file") + set(line_is_main_executable 0) + set(bundle_executable "") + + # Read Info.plist as a list of lines: + # + set(eol_char "E") + file(READ "${bundle}/Contents/Info.plist" info_plist) + string(REPLACE ";" "\\;" info_plist "${info_plist}") + string(REPLACE "\n" "${eol_char};" info_plist "${info_plist}") + string(REPLACE "\r" "${eol_char};" info_plist "${info_plist}") + + # Scan the lines for "<key>CFBundleExecutable</key>" - the line after that + # is the name of the main executable. + # + foreach(line ${info_plist}) + if(line_is_main_executable) + string(REGEX REPLACE "^.*<string>(.*)</string>.*$" "\\1" bundle_executable "${line}") + break() + endif() + + if(line MATCHES "<key>CFBundleExecutable</key>") + set(line_is_main_executable 1) + endif() + endforeach() + + if(NOT "${bundle_executable}" STREQUAL "") + if(EXISTS "${bundle}/Contents/MacOS/${bundle_executable}") + set(result "${bundle}/Contents/MacOS/${bundle_executable}") + else() + + # Ultimate goal: + # If not in "Contents/MacOS" then scan the bundle for matching files. If + # there is only one executable file that matches, then use it, otherwise + # it's an error... + # + #file(GLOB_RECURSE file_list "${bundle}/${bundle_executable}") + + # But for now, pragmatically, it's an error. Expect the main executable + # for the bundle to be in Contents/MacOS, it's an error if it's not: + # + set(result "error: '${bundle}/Contents/MacOS/${bundle_executable}' does not exist") + endif() + endif() + else() + # + # More inclusive technique... (This one would work on Windows and Linux + # too, if a developer followed the typical Mac bundle naming convention...) + # + # If there is no Info.plist file, try to find an executable with the same + # base name as the .app directory: + # + endif() + + set(${result_var} "${result}" PARENT_SCOPE) +endfunction() + + +function(get_dotapp_dir exe dotapp_dir_var) + set(s "${exe}") + + if(s MATCHES "/.*\\.app/") + # If there is a ".app" parent directory, + # ascend until we hit it: + # (typical of a Mac bundle executable) + # + set(done 0) + while(NOT ${done}) + get_filename_component(snamewe "${s}" NAME_WE) + get_filename_component(sname "${s}" NAME) + get_filename_component(sdir "${s}" PATH) + set(s "${sdir}") + if(sname MATCHES "\\.app$") + set(done 1) + set(dotapp_dir "${sdir}/${sname}") + endif() + endwhile() + else() + # Otherwise use a directory containing the exe + # (typical of a non-bundle executable on Mac, Windows or Linux) + # + is_file_executable("${s}" is_executable) + if(is_executable) + get_filename_component(sdir "${s}" PATH) + set(dotapp_dir "${sdir}") + else() + set(dotapp_dir "${s}") + endif() + endif() + + + set(${dotapp_dir_var} "${dotapp_dir}" PARENT_SCOPE) +endfunction() + + +function(get_bundle_and_executable app bundle_var executable_var valid_var) + set(valid 0) + + if(EXISTS "${app}") + # Is it a directory ending in .app? + if(IS_DIRECTORY "${app}") + if(app MATCHES "\\.app$") + get_bundle_main_executable("${app}" executable) + if(EXISTS "${app}" AND EXISTS "${executable}") + set(${bundle_var} "${app}" PARENT_SCOPE) + set(${executable_var} "${executable}" PARENT_SCOPE) + set(valid 1) + #message(STATUS "info: handled .app directory case...") + else() + message(STATUS "warning: *NOT* handled - .app directory case...") + endif() + else() + message(STATUS "warning: *NOT* handled - directory but not .app case...") + endif() + else() + # Is it an executable file? + is_file_executable("${app}" is_executable) + if(is_executable) + get_dotapp_dir("${app}" dotapp_dir) + if(EXISTS "${dotapp_dir}") + set(${bundle_var} "${dotapp_dir}" PARENT_SCOPE) + set(${executable_var} "${app}" PARENT_SCOPE) + set(valid 1) + #message(STATUS "info: handled executable file in .app dir case...") + else() + get_filename_component(app_dir "${app}" PATH) + set(${bundle_var} "${app_dir}" PARENT_SCOPE) + set(${executable_var} "${app}" PARENT_SCOPE) + set(valid 1) + #message(STATUS "info: handled executable file in any dir case...") + endif() + else() + message(STATUS "warning: *NOT* handled - not .app dir, not executable file...") + endif() + endif() + else() + message(STATUS "warning: *NOT* handled - directory/file does not exist...") + endif() + + if(NOT valid) + set(${bundle_var} "error: not a bundle" PARENT_SCOPE) + set(${executable_var} "error: not a bundle" PARENT_SCOPE) + endif() + + set(${valid_var} ${valid} PARENT_SCOPE) +endfunction() + + +function(get_bundle_all_executables bundle exes_var) + set(exes "") + + if(UNIX) + find_program(find_cmd "find") + mark_as_advanced(find_cmd) + endif() + + # find command is much quicker than checking every file one by one on Unix + # which can take long time for large bundles, and since anyway we expect + # executable to have execute flag set we can narrow the list much quicker. + if(find_cmd) + execute_process(COMMAND "${find_cmd}" "${bundle}" + -type f \( -perm -0100 -o -perm -0010 -o -perm -0001 \) + OUTPUT_VARIABLE file_list + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + string(REPLACE "\n" ";" file_list "${file_list}") + else() + file(GLOB_RECURSE file_list "${bundle}/*") + endif() + + foreach(f ${file_list}) + is_file_executable("${f}" is_executable) + if(is_executable) + set(exes ${exes} "${f}") + endif() + endforeach() + + set(${exes_var} "${exes}" PARENT_SCOPE) +endfunction() + + +function(get_item_rpaths item rpaths_var) + if(APPLE) + find_program(otool_cmd "otool") + mark_as_advanced(otool_cmd) + endif() + + if(otool_cmd) + execute_process( + COMMAND "${otool_cmd}" -l "${item}" + OUTPUT_VARIABLE load_cmds_ov + ) + string(REGEX REPLACE "[^\n]+cmd LC_RPATH\n[^\n]+\n[^\n]+path ([^\n]+) \\(offset[^\n]+\n" "rpath \\1\n" load_cmds_ov "${load_cmds_ov}") + string(REGEX MATCHALL "rpath [^\n]+" load_cmds_ov "${load_cmds_ov}") + string(REGEX REPLACE "rpath " "" load_cmds_ov "${load_cmds_ov}") + if(load_cmds_ov) + gp_append_unique(${rpaths_var} "${load_cmds_ov}") + endif() + endif() + + set(${rpaths_var} ${${rpaths_var}} PARENT_SCOPE) +endfunction() + + +function(get_item_key item key_var) + get_filename_component(item_name "${item}" NAME) + if(WIN32) + string(TOLOWER "${item_name}" item_name) + endif() + string(REPLACE "." "_" ${key_var} "${item_name}") + set(${key_var} ${${key_var}} PARENT_SCOPE) +endfunction() + + +function(clear_bundle_keys keys_var) + foreach(key ${${keys_var}}) + set(${key}_ITEM PARENT_SCOPE) + set(${key}_RESOLVED_ITEM PARENT_SCOPE) + set(${key}_DEFAULT_EMBEDDED_PATH PARENT_SCOPE) + set(${key}_EMBEDDED_ITEM PARENT_SCOPE) + set(${key}_RESOLVED_EMBEDDED_ITEM PARENT_SCOPE) + set(${key}_COPYFLAG PARENT_SCOPE) + set(${key}_RPATHS PARENT_SCOPE) + endforeach() + set(${keys_var} PARENT_SCOPE) +endfunction() + + +function(set_bundle_key_values keys_var context item exepath dirs copyflag) + if(ARGC GREATER 6) + set(rpaths "${ARGV6}") + else() + set(rpaths "") + endif() + get_filename_component(item_name "${item}" NAME) + + get_item_key("${item}" key) + + list(LENGTH ${keys_var} length_before) + gp_append_unique(${keys_var} "${key}") + list(LENGTH ${keys_var} length_after) + + if(NOT length_before EQUAL length_after) + gp_resolve_item("${context}" "${item}" "${exepath}" "${dirs}" resolved_item "${rpaths}") + + gp_item_default_embedded_path("${item}" default_embedded_path) + + get_item_rpaths("${resolved_item}" item_rpaths) + + if(item MATCHES "[^/]+\\.framework/") + # For frameworks, construct the name under the embedded path from the + # opening "${item_name}.framework/" to the closing "/${item_name}": + # + string(REGEX REPLACE "^.*(${item_name}.framework/.*/?${item_name}).*$" "${default_embedded_path}/\\1" embedded_item "${item}") + else() + # For other items, just use the same name as the original, but in the + # embedded path: + # + set(embedded_item "${default_embedded_path}/${item_name}") + endif() + + # Replace @executable_path and resolve ".." references: + # + string(REPLACE "@executable_path" "${exepath}" resolved_embedded_item "${embedded_item}") + get_filename_component(resolved_embedded_item "${resolved_embedded_item}" ABSOLUTE) + + # *But* -- if we are not copying, then force resolved_embedded_item to be + # the same as resolved_item. In the case of multiple executables in the + # original bundle, using the default_embedded_path results in looking for + # the resolved executable next to the main bundle executable. This is here + # so that exes in the other sibling directories (like "bin") get fixed up + # properly... + # + if(NOT copyflag) + set(resolved_embedded_item "${resolved_item}") + endif() + + set(${keys_var} ${${keys_var}} PARENT_SCOPE) + set(${key}_ITEM "${item}" PARENT_SCOPE) + set(${key}_RESOLVED_ITEM "${resolved_item}" PARENT_SCOPE) + set(${key}_DEFAULT_EMBEDDED_PATH "${default_embedded_path}" PARENT_SCOPE) + set(${key}_EMBEDDED_ITEM "${embedded_item}" PARENT_SCOPE) + set(${key}_RESOLVED_EMBEDDED_ITEM "${resolved_embedded_item}" PARENT_SCOPE) + set(${key}_COPYFLAG "${copyflag}" PARENT_SCOPE) + set(${key}_RPATHS "${item_rpaths}" PARENT_SCOPE) + set(${key}_RDEP_RPATHS "${rpaths}" PARENT_SCOPE) + else() + #message("warning: item key '${key}' already in the list, subsequent references assumed identical to first") + endif() +endfunction() + + +function(get_bundle_keys app libs dirs keys_var) + set(${keys_var} PARENT_SCOPE) + + get_bundle_and_executable("${app}" bundle executable valid) + if(valid) + # Always use the exepath of the main bundle executable for @executable_path + # replacements: + # + get_filename_component(exepath "${executable}" PATH) + + # But do fixups on all executables in the bundle: + # + get_bundle_all_executables("${bundle}" exes) + + # Set keys for main executable first: + # + set_bundle_key_values(${keys_var} "${executable}" "${executable}" "${exepath}" "${dirs}" 0) + + # Get rpaths specified by main executable: + # + get_item_key("${executable}" executable_key) + set(main_rpaths "${${executable_key}_RPATHS}") + + # For each extra lib, accumulate a key as well and then also accumulate + # any of its prerequisites. (Extra libs are typically dynamically loaded + # plugins: libraries that are prerequisites for full runtime functionality + # but that do not show up in otool -L output...) + # + foreach(lib ${libs}) + set_bundle_key_values(${keys_var} "${lib}" "${lib}" "${exepath}" "${dirs}" 0 "${main_rpaths}") + + set(prereqs "") + get_prerequisites("${lib}" prereqs 1 1 "${exepath}" "${dirs}" "${main_rpaths}") + foreach(pr ${prereqs}) + set_bundle_key_values(${keys_var} "${lib}" "${pr}" "${exepath}" "${dirs}" 1 "${main_rpaths}") + endforeach() + endforeach() + + # For each executable found in the bundle, accumulate keys as we go. + # The list of keys should be complete when all prerequisites of all + # binaries in the bundle have been analyzed. + # + foreach(exe ${exes}) + # Main executable is scanned first above: + # + if(NOT "${exe}" STREQUAL "${executable}") + # Add the exe itself to the keys: + # + set_bundle_key_values(${keys_var} "${exe}" "${exe}" "${exepath}" "${dirs}" 0 "${main_rpaths}") + + # Get rpaths specified by executable: + # + get_item_key("${exe}" exe_key) + set(exe_rpaths "${main_rpaths}" "${${exe_key}_RPATHS}") + else() + set(exe_rpaths "${main_rpaths}") + endif() + + # Add each prerequisite to the keys: + # + set(prereqs "") + get_prerequisites("${exe}" prereqs 1 1 "${exepath}" "${dirs}" "${exe_rpaths}") + foreach(pr ${prereqs}) + set_bundle_key_values(${keys_var} "${exe}" "${pr}" "${exepath}" "${dirs}" 1 "${exe_rpaths}") + endforeach() + endforeach() + + # Propagate values to caller's scope: + # + set(${keys_var} ${${keys_var}} PARENT_SCOPE) + foreach(key ${${keys_var}}) + set(${key}_ITEM "${${key}_ITEM}" PARENT_SCOPE) + set(${key}_RESOLVED_ITEM "${${key}_RESOLVED_ITEM}" PARENT_SCOPE) + set(${key}_DEFAULT_EMBEDDED_PATH "${${key}_DEFAULT_EMBEDDED_PATH}" PARENT_SCOPE) + set(${key}_EMBEDDED_ITEM "${${key}_EMBEDDED_ITEM}" PARENT_SCOPE) + set(${key}_RESOLVED_EMBEDDED_ITEM "${${key}_RESOLVED_EMBEDDED_ITEM}" PARENT_SCOPE) + set(${key}_COPYFLAG "${${key}_COPYFLAG}" PARENT_SCOPE) + set(${key}_RPATHS "${${key}_RPATHS}" PARENT_SCOPE) + set(${key}_RDEP_RPATHS "${${key}_RDEP_RPATHS}" PARENT_SCOPE) + endforeach() + endif() +endfunction() + + +function(copy_resolved_item_into_bundle resolved_item resolved_embedded_item) + if(WIN32) + # ignore case on Windows + string(TOLOWER "${resolved_item}" resolved_item_compare) + string(TOLOWER "${resolved_embedded_item}" resolved_embedded_item_compare) + else() + set(resolved_item_compare "${resolved_item}") + set(resolved_embedded_item_compare "${resolved_embedded_item}") + endif() + + if("${resolved_item_compare}" STREQUAL "${resolved_embedded_item_compare}") + message(STATUS "warning: resolved_item == resolved_embedded_item - not copying...") + else() + #message(STATUS "copying COMMAND ${CMAKE_COMMAND} -E copy ${resolved_item} ${resolved_embedded_item}") + execute_process(COMMAND ${CMAKE_COMMAND} -E copy "${resolved_item}" "${resolved_embedded_item}") + if(UNIX AND NOT APPLE) + file(RPATH_REMOVE FILE "${resolved_embedded_item}") + endif() + endif() + +endfunction() + + +function(copy_resolved_framework_into_bundle resolved_item resolved_embedded_item) + if(WIN32) + # ignore case on Windows + string(TOLOWER "${resolved_item}" resolved_item_compare) + string(TOLOWER "${resolved_embedded_item}" resolved_embedded_item_compare) + else() + set(resolved_item_compare "${resolved_item}") + set(resolved_embedded_item_compare "${resolved_embedded_item}") + endif() + + if("${resolved_item_compare}" STREQUAL "${resolved_embedded_item_compare}") + message(STATUS "warning: resolved_item == resolved_embedded_item - not copying...") + else() + if(BU_COPY_FULL_FRAMEWORK_CONTENTS) + # Full Framework (everything): + get_filename_component(resolved_dir "${resolved_item}" PATH) + get_filename_component(resolved_dir "${resolved_dir}/../.." ABSOLUTE) + get_filename_component(resolved_embedded_dir "${resolved_embedded_item}" PATH) + get_filename_component(resolved_embedded_dir "${resolved_embedded_dir}/../.." ABSOLUTE) + #message(STATUS "copying COMMAND ${CMAKE_COMMAND} -E copy_directory '${resolved_dir}' '${resolved_embedded_dir}'") + execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory "${resolved_dir}" "${resolved_embedded_dir}") + else() + # Framework lib itself: + #message(STATUS "copying COMMAND ${CMAKE_COMMAND} -E copy ${resolved_item} ${resolved_embedded_item}") + execute_process(COMMAND ${CMAKE_COMMAND} -E copy "${resolved_item}" "${resolved_embedded_item}") + + # Plus Resources, if they exist: + string(REGEX REPLACE "^(.*)/[^/]+$" "\\1/Resources" resolved_resources "${resolved_item}") + string(REGEX REPLACE "^(.*)/[^/]+$" "\\1/Resources" resolved_embedded_resources "${resolved_embedded_item}") + if(EXISTS "${resolved_resources}") + #message(STATUS "copying COMMAND ${CMAKE_COMMAND} -E copy_directory '${resolved_resources}' '${resolved_embedded_resources}'") + execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory "${resolved_resources}" "${resolved_embedded_resources}") + endif() + + # Some frameworks e.g. Qt put Info.plist in wrong place, so when it is + # missing in resources, copy it from other well known incorrect locations: + if(NOT EXISTS "${resolved_resources}/Info.plist") + # Check for Contents/Info.plist in framework root (older Qt SDK): + string(REGEX REPLACE "^(.*)/[^/]+/[^/]+/[^/]+$" "\\1/Contents/Info.plist" resolved_info_plist "${resolved_item}") + string(REGEX REPLACE "^(.*)/[^/]+$" "\\1/Resources/Info.plist" resolved_embedded_info_plist "${resolved_embedded_item}") + if(EXISTS "${resolved_info_plist}") + #message(STATUS "copying COMMAND ${CMAKE_COMMAND} -E copy_directory '${resolved_info_plist}' '${resolved_embedded_info_plist}'") + execute_process(COMMAND ${CMAKE_COMMAND} -E copy "${resolved_info_plist}" "${resolved_embedded_info_plist}") + endif() + endif() + + # Check if framework is versioned and fix it layout + string(REGEX REPLACE "^.*/([^/]+)/[^/]+$" "\\1" resolved_embedded_version "${resolved_embedded_item}") + string(REGEX REPLACE "^(.*)/[^/]+/[^/]+$" "\\1" resolved_embedded_versions "${resolved_embedded_item}") + string(REGEX REPLACE "^.*/([^/]+)/[^/]+/[^/]+$" "\\1" resolved_embedded_versions_basename "${resolved_embedded_item}") + if(resolved_embedded_versions_basename STREQUAL "Versions") + # Ensure Current symlink points to the framework version + if(NOT EXISTS "${resolved_embedded_versions}/Current") + execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink "${resolved_embedded_version}" "${resolved_embedded_versions}/Current") + endif() + # Restore symlinks in framework root pointing to current framework + # binary and resources: + string(REGEX REPLACE "^(.*)/[^/]+/[^/]+/[^/]+$" "\\1" resolved_embedded_root "${resolved_embedded_item}") + string(REGEX REPLACE "^.*/([^/]+)$" "\\1" resolved_embedded_item_basename "${resolved_embedded_item}") + if(NOT EXISTS "${resolved_embedded_root}/${resolved_embedded_item_basename}") + execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink "Versions/Current/${resolved_embedded_item_basename}" "${resolved_embedded_root}/${resolved_embedded_item_basename}") + endif() + if(NOT EXISTS "${resolved_embedded_root}/Resources") + execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink "Versions/Current/Resources" "${resolved_embedded_root}/Resources") + endif() + endif() + endif() + if(UNIX AND NOT APPLE) + file(RPATH_REMOVE FILE "${resolved_embedded_item}") + endif() + endif() + +endfunction() + + +function(fixup_bundle_item resolved_embedded_item exepath dirs) + # This item's key is "ikey": + # + get_item_key("${resolved_embedded_item}" ikey) + + # Ensure the item is "inside the .app bundle" -- it should not be fixed up if + # it is not in the .app bundle... Otherwise, we'll modify files in the build + # tree, or in other varied locations around the file system, with our call to + # install_name_tool. Make sure that doesn't happen here: + # + get_dotapp_dir("${exepath}" exe_dotapp_dir) + string(LENGTH "${exe_dotapp_dir}/" exe_dotapp_dir_length) + string(LENGTH "${resolved_embedded_item}" resolved_embedded_item_length) + set(path_too_short 0) + set(is_embedded 0) + if(${resolved_embedded_item_length} LESS ${exe_dotapp_dir_length}) + set(path_too_short 1) + endif() + if(NOT path_too_short) + string(SUBSTRING "${resolved_embedded_item}" 0 ${exe_dotapp_dir_length} item_substring) + if("${exe_dotapp_dir}/" STREQUAL "${item_substring}") + set(is_embedded 1) + endif() + endif() + if(NOT is_embedded) + message(" exe_dotapp_dir/='${exe_dotapp_dir}/'") + message(" item_substring='${item_substring}'") + message(" resolved_embedded_item='${resolved_embedded_item}'") + message("") + message("Install or copy the item into the bundle before calling fixup_bundle.") + message("Or maybe there's a typo or incorrect path in one of the args to fixup_bundle?") + message("") + message(FATAL_ERROR "cannot fixup an item that is not in the bundle...") + endif() + + set(rpaths "${${ikey}_RPATHS}" "${${ikey}_RDEP_RPATHS}") + + set(prereqs "") + get_prerequisites("${resolved_embedded_item}" prereqs 1 0 "${exepath}" "${dirs}" "${rpaths}") + + set(changes "") + + foreach(pr ${prereqs}) + # Each referenced item's key is "rkey" in the loop: + # + get_item_key("${pr}" rkey) + + if(NOT "${${rkey}_EMBEDDED_ITEM}" STREQUAL "") + set(changes ${changes} "-change" "${pr}" "${${rkey}_EMBEDDED_ITEM}") + else() + message("warning: unexpected reference to '${pr}'") + endif() + endforeach() + + if(BU_CHMOD_BUNDLE_ITEMS) + execute_process(COMMAND chmod u+w "${resolved_embedded_item}") + endif() + + # Only if install_name_tool supports -delete_rpath: + # + execute_process(COMMAND install_name_tool + OUTPUT_VARIABLE install_name_tool_usage + ERROR_VARIABLE install_name_tool_usage + ) + if(install_name_tool_usage MATCHES ".*-delete_rpath.*") + foreach(rpath ${${ikey}_RPATHS}) + set(changes ${changes} -delete_rpath "${rpath}") + endforeach() + endif() + + if(${ikey}_EMBEDDED_ITEM) + set(changes ${changes} -id "${${ikey}_EMBEDDED_ITEM}") + endif() + + # Change this item's id and all of its references in one call + # to install_name_tool: + # + if(changes) + set(cmd install_name_tool ${changes} "${resolved_embedded_item}") + execute_process(COMMAND ${cmd} RESULT_VARIABLE install_name_tool_result) + if(NOT install_name_tool_result EQUAL 0) + string(REPLACE ";" "' '" msg "'${cmd}'") + message(FATAL_ERROR "Command failed:\n ${msg}") + endif() + endif() +endfunction() + + +function(fixup_bundle app libs dirs) + message(STATUS "fixup_bundle") + message(STATUS " app='${app}'") + message(STATUS " libs='${libs}'") + message(STATUS " dirs='${dirs}'") + + get_bundle_and_executable("${app}" bundle executable valid) + if(valid) + get_filename_component(exepath "${executable}" PATH) + + message(STATUS "fixup_bundle: preparing...") + get_bundle_keys("${app}" "${libs}" "${dirs}" keys) + + message(STATUS "fixup_bundle: copying...") + list(LENGTH keys n) + math(EXPR n ${n}*2) + + set(i 0) + foreach(key ${keys}) + math(EXPR i ${i}+1) + if(${${key}_COPYFLAG}) + message(STATUS "${i}/${n}: copying '${${key}_RESOLVED_ITEM}'") + else() + message(STATUS "${i}/${n}: *NOT* copying '${${key}_RESOLVED_ITEM}'") + endif() + + set(show_status 0) + if(show_status) + message(STATUS "key='${key}'") + message(STATUS "item='${${key}_ITEM}'") + message(STATUS "resolved_item='${${key}_RESOLVED_ITEM}'") + message(STATUS "default_embedded_path='${${key}_DEFAULT_EMBEDDED_PATH}'") + message(STATUS "embedded_item='${${key}_EMBEDDED_ITEM}'") + message(STATUS "resolved_embedded_item='${${key}_RESOLVED_EMBEDDED_ITEM}'") + message(STATUS "copyflag='${${key}_COPYFLAG}'") + message(STATUS "") + endif() + + if(${${key}_COPYFLAG}) + set(item "${${key}_ITEM}") + if(item MATCHES "[^/]+\\.framework/") + copy_resolved_framework_into_bundle("${${key}_RESOLVED_ITEM}" + "${${key}_RESOLVED_EMBEDDED_ITEM}") + else() + copy_resolved_item_into_bundle("${${key}_RESOLVED_ITEM}" + "${${key}_RESOLVED_EMBEDDED_ITEM}") + endif() + endif() + endforeach() + + message(STATUS "fixup_bundle: fixing...") + foreach(key ${keys}) + math(EXPR i ${i}+1) + if(APPLE) + message(STATUS "${i}/${n}: fixing up '${${key}_RESOLVED_EMBEDDED_ITEM}'") + fixup_bundle_item("${${key}_RESOLVED_EMBEDDED_ITEM}" "${exepath}" "${dirs}") + else() + message(STATUS "${i}/${n}: fix-up not required on this platform '${${key}_RESOLVED_EMBEDDED_ITEM}'") + endif() + endforeach() + + message(STATUS "fixup_bundle: cleaning up...") + clear_bundle_keys(keys) + + message(STATUS "fixup_bundle: verifying...") + verify_app("${app}") + else() + message(SEND_ERROR "error: fixup_bundle: not a valid bundle") + endif() + + message(STATUS "fixup_bundle: done") +endfunction() + + +function(copy_and_fixup_bundle src dst libs dirs) + execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory "${src}" "${dst}") + fixup_bundle("${dst}" "${libs}" "${dirs}") +endfunction() + + +function(verify_bundle_prerequisites bundle result_var info_var) + set(result 1) + set(info "") + set(count 0) + + get_bundle_main_executable("${bundle}" main_bundle_exe) + + get_bundle_all_executables("${bundle}" file_list) + foreach(f ${file_list}) + get_filename_component(exepath "${f}" PATH) + math(EXPR count "${count} + 1") + + message(STATUS "executable file ${count}: ${f}") + + set(prereqs "") + get_prerequisites("${f}" prereqs 1 1 "${exepath}" "") + + # On the Mac, + # "embedded" and "system" prerequisites are fine... anything else means + # the bundle's prerequisites are not verified (i.e., the bundle is not + # really "standalone") + # + # On Windows (and others? Linux/Unix/...?) + # "local" and "system" prereqs are fine... + # + set(external_prereqs "") + + foreach(p ${prereqs}) + set(p_type "") + gp_file_type("${f}" "${p}" p_type) + + if(APPLE) + if(NOT "${p_type}" STREQUAL "embedded" AND NOT "${p_type}" STREQUAL "system") + set(external_prereqs ${external_prereqs} "${p}") + endif() + else() + if(NOT "${p_type}" STREQUAL "local" AND NOT "${p_type}" STREQUAL "system") + set(external_prereqs ${external_prereqs} "${p}") + endif() + endif() + endforeach() + + if(external_prereqs) + # Found non-system/somehow-unacceptable prerequisites: + set(result 0) + set(info ${info} "external prerequisites found:\nf='${f}'\nexternal_prereqs='${external_prereqs}'\n") + endif() + endforeach() + + if(result) + set(info "Verified ${count} executable files in '${bundle}'") + endif() + + set(${result_var} "${result}" PARENT_SCOPE) + set(${info_var} "${info}" PARENT_SCOPE) +endfunction() + + +function(verify_bundle_symlinks bundle result_var info_var) + set(result 1) + set(info "") + set(count 0) + + # TODO: implement this function for real... + # Right now, it is just a stub that verifies unconditionally... + + set(${result_var} "${result}" PARENT_SCOPE) + set(${info_var} "${info}" PARENT_SCOPE) +endfunction() + + +function(verify_app app) + set(verified 0) + set(info "") + + get_bundle_and_executable("${app}" bundle executable valid) + + message(STATUS "===========================================================================") + message(STATUS "Analyzing app='${app}'") + message(STATUS "bundle='${bundle}'") + message(STATUS "executable='${executable}'") + message(STATUS "valid='${valid}'") + + # Verify that the bundle does not have any "external" prerequisites: + # + verify_bundle_prerequisites("${bundle}" verified info) + message(STATUS "verified='${verified}'") + message(STATUS "info='${info}'") + message(STATUS "") + + if(verified) + # Verify that the bundle does not have any symlinks to external files: + # + verify_bundle_symlinks("${bundle}" verified info) + message(STATUS "verified='${verified}'") + message(STATUS "info='${info}'") + message(STATUS "") + endif() + + if(NOT verified) + message(FATAL_ERROR "error: verify_app failed") + endif() +endfunction() |