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1.1 |
# - Functions to analyze and list executable file prerequisites.
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# This module provides functions to list the .dll, .dylib or .so
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# files that an executable or shared library file depends on. (Its
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# prerequisites.)
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#
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# It uses various tools to obtain the list of required shared library files:
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# dumpbin (Windows)
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# ldd (Linux/Unix)
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# otool (Mac OSX)
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# The following functions are provided by this module:
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# get_prerequisites
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# list_prerequisites
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# list_prerequisites_by_glob
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# gp_append_unique
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# is_file_executable
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# gp_item_default_embedded_path
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# (projects can override with gp_item_default_embedded_path_override)
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# gp_resolve_item
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# (projects can override with gp_resolve_item_override)
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# gp_resolved_file_type
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# (projects can override with gp_resolved_file_type_override)
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# gp_file_type
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# Requires CMake 2.6 or greater because it uses function, break, return and
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# PARENT_SCOPE.
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#
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# GET_PREREQUISITES(<target> <prerequisites_var> <exclude_system> <recurse>
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# <dirs>)
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# Get the list of shared library files required by <target>. The list in
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# the variable named <prerequisites_var> should be empty on first entry to
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# this function. On exit, <prerequisites_var> will contain the list of
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# required shared library files.
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#
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# <target> is the full path to an executable file. <prerequisites_var> is the
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# name of a CMake variable to contain the results. <exclude_system> must be 0
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# or 1 indicating whether to include or exclude "system" prerequisites. If
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# <recurse> is set to 1 all prerequisites will be found recursively, if set to
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# 0 only direct prerequisites are listed. <exepath> is the path to the top
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# level executable used for @executable_path replacment on the Mac. <dirs> is
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# a list of paths where libraries might be found: these paths are searched
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# first when a target without any path info is given. Then standard system
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# locations are also searched: PATH, Framework locations, /usr/lib...
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#
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# LIST_PREREQUISITES(<target> [<recurse> [<exclude_system> [<verbose>]]])
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# Print a message listing the prerequisites of <target>.
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#
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# <target> is the name of a shared library or executable target or the full
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# path to a shared library or executable file. If <recurse> is set to 1 all
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# prerequisites will be found recursively, if set to 0 only direct
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# prerequisites are listed. <exclude_system> must be 0 or 1 indicating whether
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# to include or exclude "system" prerequisites. With <verbose> set to 0 only
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# the full path names of the prerequisites are printed, set to 1 extra
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# informatin will be displayed.
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#
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# LIST_PREREQUISITES_BY_GLOB(<glob_arg> <glob_exp>)
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# Print the prerequisites of shared library and executable files matching a
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# globbing pattern. <glob_arg> is GLOB or GLOB_RECURSE and <glob_exp> is a
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# globbing expression used with "file(GLOB" or "file(GLOB_RECURSE" to retrieve
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# a list of matching files. If a matching file is executable, its prerequisites
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# are listed.
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#
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# Any additional (optional) arguments provided are passed along as the
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# optional arguments to the list_prerequisites calls.
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#
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# GP_APPEND_UNIQUE(<list_var> <value>)
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# Append <value> to the list variable <list_var> only if the value is not
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# already in the list.
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#
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# IS_FILE_EXECUTABLE(<file> <result_var>)
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# Return 1 in <result_var> if <file> is a binary executable, 0 otherwise.
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#
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# GP_ITEM_DEFAULT_EMBEDDED_PATH(<item> <default_embedded_path_var>)
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# Return the path that others should refer to the item by when the item
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# is embedded inside a bundle.
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#
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# Override on a per-project basis by providing a project-specific
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# gp_item_default_embedded_path_override function.
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#
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# GP_RESOLVE_ITEM(<context> <item> <exepath> <dirs> <resolved_item_var>)
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# Resolve an item into an existing full path file.
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#
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# Override on a per-project basis by providing a project-specific
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# gp_resolve_item_override function.
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#
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# GP_RESOLVED_FILE_TYPE(<original_file> <file> <exepath> <dirs> <type_var>)
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# Return the type of <file> with respect to <original_file>. String
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# describing type of prerequisite is returned in variable named <type_var>.
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#
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# Use <exepath> and <dirs> if necessary to resolve non-absolute <file>
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# values -- but only for non-embedded items.
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#
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# Possible types are:
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# system
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# local
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# embedded
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# other
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# Override on a per-project basis by providing a project-specific
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# gp_resolved_file_type_override function.
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#
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# GP_FILE_TYPE(<original_file> <file> <type_var>)
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# Return the type of <file> with respect to <original_file>. String
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# describing type of prerequisite is returned in variable named <type_var>.
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#
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# Possible types are:
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# system
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# local
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# embedded
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# other
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#=============================================================================
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# Copyright 2008-2009 Kitware, Inc.
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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function(gp_append_unique list_var value)
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set(contains 0)
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foreach(item ${${list_var}})
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if("${item}" STREQUAL "${value}")
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set(contains 1)
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break()
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endif("${item}" STREQUAL "${value}")
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endforeach(item)
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if(NOT contains)
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set(${list_var} ${${list_var}} "${value}" PARENT_SCOPE)
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endif(NOT contains)
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endfunction(gp_append_unique)
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function(is_file_executable file result_var)
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#
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# A file is not executable until proven otherwise:
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#
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set(${result_var} 0 PARENT_SCOPE)
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get_filename_component(file_full "${file}" ABSOLUTE)
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string(TOLOWER "${file_full}" file_full_lower)
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# If file name ends in .exe on Windows, *assume* executable:
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#
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if(WIN32 AND NOT UNIX)
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if("${file_full_lower}" MATCHES "\\.exe$")
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set(${result_var} 1 PARENT_SCOPE)
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return()
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endif("${file_full_lower}" MATCHES "\\.exe$")
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# A clause could be added here that uses output or return value of dumpbin
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# to determine ${result_var}. In 99%+? practical cases, the exe name
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# match will be sufficient...
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#
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endif(WIN32 AND NOT UNIX)
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# Use the information returned from the Unix shell command "file" to
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# determine if ${file_full} should be considered an executable file...
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#
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# If the file command's output contains "executable" and does *not* contain
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# "text" then it is likely an executable suitable for prerequisite analysis
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# via the get_prerequisites macro.
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#
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if(UNIX)
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if(NOT file_cmd)
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find_program(file_cmd "file")
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endif(NOT file_cmd)
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if(file_cmd)
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execute_process(COMMAND "${file_cmd}" "${file_full}"
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OUTPUT_VARIABLE file_ov
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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# Replace the name of the file in the output with a placeholder token
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# (the string " _file_full_ ") so that just in case the path name of
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# the file contains the word "text" or "executable" we are not fooled
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# into thinking "the wrong thing" because the file name matches the
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# other 'file' command output we are looking for...
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#
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string(REPLACE "${file_full}" " _file_full_ " file_ov "${file_ov}")
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string(TOLOWER "${file_ov}" file_ov)
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#message(STATUS "file_ov='${file_ov}'")
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if("${file_ov}" MATCHES "executable")
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#message(STATUS "executable!")
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if("${file_ov}" MATCHES "text")
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#message(STATUS "but text, so *not* a binary executable!")
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else("${file_ov}" MATCHES "text")
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set(${result_var} 1 PARENT_SCOPE)
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return()
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endif("${file_ov}" MATCHES "text")
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endif("${file_ov}" MATCHES "executable")
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else(file_cmd)
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message(STATUS "warning: No 'file' command, skipping execute_process...")
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endif(file_cmd)
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endif(UNIX)
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endfunction(is_file_executable)
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function(gp_item_default_embedded_path item default_embedded_path_var)
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# On Windows and Linux, "embed" prerequisites in the same directory
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# as the executable by default:
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#
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set(path "@executable_path")
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set(overridden 0)
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# On the Mac, relative to the executable depending on the type
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# of the thing we are embedding:
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#
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if(APPLE)
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#
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# The assumption here is that all executables in the bundle will be
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# in same-level-directories inside the bundle. The parent directory
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# of an executable inside the bundle should be MacOS or a sibling of
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# MacOS and all embedded paths returned from here will begin with
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# "@executable_path/../" and will work from all executables in all
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# such same-level-directories inside the bundle.
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#
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| 226 |
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# By default, embed things right next to the main bundle executable:
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#
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| 228 |
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set(path "@executable_path/../../Contents/MacOS")
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| 229 |
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| 230 |
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# Embed .dylibs right next to the main bundle executable:
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| 231 |
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#
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| 232 |
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if(item MATCHES "\\.dylib$")
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set(path "@executable_path/../MacOS")
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set(overridden 1)
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| 235 |
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endif(item MATCHES "\\.dylib$")
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| 236 |
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| 237 |
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# Embed frameworks in the embedded "Frameworks" directory (sibling of MacOS):
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| 238 |
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#
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| 239 |
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if(NOT overridden)
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| 240 |
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if(item MATCHES "[^/]+\\.framework/")
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| 241 |
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set(path "@executable_path/../Frameworks")
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| 242 |
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set(overridden 1)
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| 243 |
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endif(item MATCHES "[^/]+\\.framework/")
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| 244 |
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endif(NOT overridden)
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| 245 |
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endif()
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| 246 |
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| 247 |
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# Provide a hook so that projects can override the default embedded location
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| 248 |
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# of any given library by whatever logic they choose:
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| 249 |
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#
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| 250 |
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if(COMMAND gp_item_default_embedded_path_override)
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| 251 |
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gp_item_default_embedded_path_override("${item}" path)
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| 252 |
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endif(COMMAND gp_item_default_embedded_path_override)
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| 253 |
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| 254 |
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set(${default_embedded_path_var} "${path}" PARENT_SCOPE)
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| 255 |
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endfunction(gp_item_default_embedded_path)
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| 256 |
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| 257 |
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| 258 |
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function(gp_resolve_item context item exepath dirs resolved_item_var)
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| 259 |
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set(resolved 0)
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| 260 |
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set(resolved_item "${item}")
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| 261 |
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|
| 262 |
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# Is it already resolved?
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| 263 |
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#
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| 264 |
|
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if(IS_ABSOLUTE "${resolved_item}" AND EXISTS "${resolved_item}")
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| 265 |
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set(resolved 1)
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| 266 |
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endif(IS_ABSOLUTE "${resolved_item}" AND EXISTS "${resolved_item}")
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| 267 |
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| 268 |
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if(NOT resolved)
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| 269 |
|
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if(item MATCHES "@executable_path")
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| 270 |
|
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#
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| 271 |
|
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# @executable_path references are assumed relative to exepath
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| 272 |
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#
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| 273 |
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string(REPLACE "@executable_path" "${exepath}" ri "${item}")
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| 274 |
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get_filename_component(ri "${ri}" ABSOLUTE)
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| 275 |
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|
| 276 |
|
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if(EXISTS "${ri}")
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| 277 |
|
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#message(STATUS "info: embedded item exists (${ri})")
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| 278 |
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set(resolved 1)
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| 279 |
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set(resolved_item "${ri}")
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| 280 |
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else(EXISTS "${ri}")
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| 281 |
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message(STATUS "warning: embedded item does not exist '${ri}'")
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| 282 |
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endif(EXISTS "${ri}")
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| 283 |
|
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endif(item MATCHES "@executable_path")
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| 284 |
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endif(NOT resolved)
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| 285 |
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| 286 |
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if(NOT resolved)
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| 287 |
|
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if(item MATCHES "@loader_path")
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| 288 |
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#
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| 289 |
|
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# @loader_path references are assumed relative to the
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| 290 |
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# PATH of the given "context" (presumably another library)
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| 291 |
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#
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| 292 |
|
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get_filename_component(contextpath "${context}" PATH)
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| 293 |
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string(REPLACE "@loader_path" "${contextpath}" ri "${item}")
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| 294 |
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get_filename_component(ri "${ri}" ABSOLUTE)
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| 295 |
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| 296 |
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if(EXISTS "${ri}")
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| 297 |
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#message(STATUS "info: embedded item exists (${ri})")
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| 298 |
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set(resolved 1)
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| 299 |
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set(resolved_item "${ri}")
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| 300 |
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else(EXISTS "${ri}")
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| 301 |
|
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message(STATUS "warning: embedded item does not exist '${ri}'")
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| 302 |
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endif(EXISTS "${ri}")
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| 303 |
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endif(item MATCHES "@loader_path")
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| 304 |
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endif(NOT resolved)
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| 305 |
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| 306 |
|
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if(NOT resolved)
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| 307 |
|
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set(ri "ri-NOTFOUND")
|
| 308 |
|
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find_file(ri "${item}" ${exepath} ${dirs} NO_DEFAULT_PATH)
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| 309 |
|
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find_file(ri "${item}" ${exepath} ${dirs} /usr/lib)
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| 310 |
|
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if(ri)
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| 311 |
|
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#message(STATUS "info: 'find_file' in exepath/dirs (${ri})")
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| 312 |
|
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set(resolved 1)
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| 313 |
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set(resolved_item "${ri}")
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| 314 |
|
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set(ri "ri-NOTFOUND")
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| 315 |
|
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endif(ri)
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| 316 |
|
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endif(NOT resolved)
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| 317 |
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| 318 |
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if(NOT resolved)
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| 319 |
|
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if(item MATCHES "[^/]+\\.framework/")
|
| 320 |
|
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set(fw "fw-NOTFOUND")
|
| 321 |
|
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find_file(fw "${item}"
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| 322 |
|
|
"~/Library/Frameworks"
|
| 323 |
|
|
"/Library/Frameworks"
|
| 324 |
|
|
"/System/Library/Frameworks"
|
| 325 |
|
|
)
|
| 326 |
|
|
if(fw)
|
| 327 |
|
|
#message(STATUS "info: 'find_file' found framework (${fw})")
|
| 328 |
|
|
set(resolved 1)
|
| 329 |
|
|
set(resolved_item "${fw}")
|
| 330 |
|
|
set(fw "fw-NOTFOUND")
|
| 331 |
|
|
endif(fw)
|
| 332 |
|
|
endif(item MATCHES "[^/]+\\.framework/")
|
| 333 |
|
|
endif(NOT resolved)
|
| 334 |
|
|
|
| 335 |
|
|
# Using find_program on Windows will find dll files that are in the PATH.
|
| 336 |
|
|
# (Converting simple file names into full path names if found.)
|
| 337 |
|
|
#
|
| 338 |
|
|
if(WIN32 AND NOT UNIX)
|
| 339 |
|
|
if(NOT resolved)
|
| 340 |
|
|
set(ri "ri-NOTFOUND")
|
| 341 |
|
|
find_program(ri "${item}" PATHS "${exepath};${dirs}" NO_DEFAULT_PATH)
|
| 342 |
|
|
find_program(ri "${item}" PATHS "${exepath};${dirs}")
|
| 343 |
|
|
if(ri)
|
| 344 |
|
|
#message(STATUS "info: 'find_program' in exepath/dirs (${ri})")
|
| 345 |
|
|
set(resolved 1)
|
| 346 |
|
|
set(resolved_item "${ri}")
|
| 347 |
|
|
set(ri "ri-NOTFOUND")
|
| 348 |
|
|
endif(ri)
|
| 349 |
|
|
endif(NOT resolved)
|
| 350 |
|
|
endif(WIN32 AND NOT UNIX)
|
| 351 |
|
|
|
| 352 |
|
|
# Provide a hook so that projects can override item resolution
|
| 353 |
|
|
# by whatever logic they choose:
|
| 354 |
|
|
#
|
| 355 |
|
|
if(COMMAND gp_resolve_item_override)
|
| 356 |
|
|
gp_resolve_item_override("${context}" "${item}" "${exepath}" "${dirs}" resolved_item resolved)
|
| 357 |
|
|
endif(COMMAND gp_resolve_item_override)
|
| 358 |
|
|
|
| 359 |
|
|
if(NOT resolved)
|
| 360 |
|
|
message(STATUS "
|
| 361 |
|
|
warning: cannot resolve item '${item}'
|
| 362 |
|
|
|
| 363 |
|
|
possible problems:
|
| 364 |
|
|
need more directories?
|
| 365 |
|
|
need to use InstallRequiredSystemLibraries?
|
| 366 |
|
|
run in install tree instead of build tree?
|
| 367 |
|
|
")
|
| 368 |
|
|
# message(STATUS "
|
| 369 |
|
|
#******************************************************************************
|
| 370 |
|
|
#warning: cannot resolve item '${item}'
|
| 371 |
|
|
#
|
| 372 |
|
|
# possible problems:
|
| 373 |
|
|
# need more directories?
|
| 374 |
|
|
# need to use InstallRequiredSystemLibraries?
|
| 375 |
|
|
# run in install tree instead of build tree?
|
| 376 |
|
|
#
|
| 377 |
|
|
# context='${context}'
|
| 378 |
|
|
# item='${item}'
|
| 379 |
|
|
# exepath='${exepath}'
|
| 380 |
|
|
# dirs='${dirs}'
|
| 381 |
|
|
# resolved_item_var='${resolved_item_var}'
|
| 382 |
|
|
#******************************************************************************
|
| 383 |
|
|
#")
|
| 384 |
|
|
endif(NOT resolved)
|
| 385 |
|
|
|
| 386 |
|
|
set(${resolved_item_var} "${resolved_item}" PARENT_SCOPE)
|
| 387 |
|
|
endfunction(gp_resolve_item)
|
| 388 |
|
|
|
| 389 |
|
|
|
| 390 |
|
|
function(gp_resolved_file_type original_file file exepath dirs type_var)
|
| 391 |
|
|
#message(STATUS "**")
|
| 392 |
|
|
|
| 393 |
|
|
if(NOT IS_ABSOLUTE "${original_file}")
|
| 394 |
|
|
message(STATUS "warning: gp_resolved_file_type expects absolute full path for first arg original_file")
|
| 395 |
|
|
endif()
|
| 396 |
|
|
|
| 397 |
|
|
set(is_embedded 0)
|
| 398 |
|
|
set(is_local 0)
|
| 399 |
|
|
set(is_system 0)
|
| 400 |
|
|
|
| 401 |
|
|
set(resolved_file "${file}")
|
| 402 |
|
|
|
| 403 |
|
|
if("${file}" MATCHES "^@(executable|loader)_path")
|
| 404 |
|
|
set(is_embedded 1)
|
| 405 |
|
|
endif()
|
| 406 |
|
|
|
| 407 |
|
|
if(NOT is_embedded)
|
| 408 |
|
|
if(NOT IS_ABSOLUTE "${file}")
|
| 409 |
|
|
gp_resolve_item("${original_file}" "${file}" "${exepath}" "${dirs}" resolved_file)
|
| 410 |
|
|
endif()
|
| 411 |
|
|
|
| 412 |
|
|
string(TOLOWER "${original_file}" original_lower)
|
| 413 |
|
|
string(TOLOWER "${resolved_file}" lower)
|
| 414 |
|
|
|
| 415 |
|
|
if(UNIX)
|
| 416 |
|
|
if(resolved_file MATCHES "^(/lib/|/lib32/|/lib64/|/usr/lib/|/usr/lib32/|/usr/lib64/|/usr/X11R6/|/usr/bin/)")
|
| 417 |
|
|
set(is_system 1)
|
| 418 |
|
|
endif()
|
| 419 |
|
|
endif()
|
| 420 |
|
|
|
| 421 |
|
|
if(APPLE)
|
| 422 |
|
|
if(resolved_file MATCHES "^(/System/Library/|/usr/lib/)")
|
| 423 |
|
|
set(is_system 1)
|
| 424 |
|
|
endif()
|
| 425 |
|
|
endif()
|
| 426 |
|
|
|
| 427 |
|
|
if(WIN32)
|
| 428 |
|
|
string(TOLOWER "$ENV{SystemRoot}" sysroot)
|
| 429 |
|
|
string(REGEX REPLACE "\\\\" "/" sysroot "${sysroot}")
|
| 430 |
|
|
|
| 431 |
|
|
string(TOLOWER "$ENV{windir}" windir)
|
| 432 |
|
|
string(REGEX REPLACE "\\\\" "/" windir "${windir}")
|
| 433 |
|
|
|
| 434 |
|
|
if(lower MATCHES "^(${sysroot}/sys(tem|wow)|${windir}/sys(tem|wow)|(.*/)*msvc[^/]+dll)")
|
| 435 |
|
|
set(is_system 1)
|
| 436 |
|
|
endif()
|
| 437 |
|
|
|
| 438 |
|
|
if(UNIX)
|
| 439 |
|
|
# if cygwin, we can get the properly formed windows paths from cygpath
|
| 440 |
|
|
find_program(CYGPATH_EXECUTABLE cygpath)
|
| 441 |
|
|
|
| 442 |
|
|
if(CYGPATH_EXECUTABLE)
|
| 443 |
|
|
execute_process(COMMAND ${CYGPATH_EXECUTABLE} -W
|
| 444 |
|
|
OUTPUT_VARIABLE env_windir
|
| 445 |
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE)
|
| 446 |
|
|
execute_process(COMMAND ${CYGPATH_EXECUTABLE} -S
|
| 447 |
|
|
OUTPUT_VARIABLE env_sysdir
|
| 448 |
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE)
|
| 449 |
|
|
string(TOLOWER "${env_windir}" windir)
|
| 450 |
|
|
string(TOLOWER "${env_sysdir}" sysroot)
|
| 451 |
|
|
|
| 452 |
|
|
if(lower MATCHES "^(${sysroot}/sys(tem|wow)|${windir}/sys(tem|wow)|(.*/)*msvc[^/]+dll)")
|
| 453 |
|
|
set(is_system 1)
|
| 454 |
|
|
endif()
|
| 455 |
|
|
endif(CYGPATH_EXECUTABLE)
|
| 456 |
|
|
endif(UNIX)
|
| 457 |
|
|
endif(WIN32)
|
| 458 |
|
|
|
| 459 |
|
|
if(NOT is_system)
|
| 460 |
|
|
get_filename_component(original_path "${original_lower}" PATH)
|
| 461 |
|
|
get_filename_component(path "${lower}" PATH)
|
| 462 |
|
|
if("${original_path}" STREQUAL "${path}")
|
| 463 |
|
|
set(is_local 1)
|
| 464 |
|
|
endif()
|
| 465 |
|
|
endif()
|
| 466 |
|
|
endif()
|
| 467 |
|
|
|
| 468 |
|
|
# Return type string based on computed booleans:
|
| 469 |
|
|
#
|
| 470 |
|
|
set(type "other")
|
| 471 |
|
|
|
| 472 |
|
|
if(is_system)
|
| 473 |
|
|
set(type "system")
|
| 474 |
|
|
elseif(is_embedded)
|
| 475 |
|
|
set(type "embedded")
|
| 476 |
|
|
elseif(is_local)
|
| 477 |
|
|
set(type "local")
|
| 478 |
|
|
endif()
|
| 479 |
|
|
|
| 480 |
|
|
#message(STATUS "gp_resolved_file_type: '${file}' '${resolved_file}'")
|
| 481 |
|
|
#message(STATUS " type: '${type}'")
|
| 482 |
|
|
|
| 483 |
|
|
if(NOT is_embedded)
|
| 484 |
|
|
if(NOT IS_ABSOLUTE "${resolved_file}")
|
| 485 |
|
|
if(lower MATCHES "^msvc[^/]+dll" AND is_system)
|
| 486 |
|
|
message(STATUS "info: non-absolute msvc file '${file}' returning type '${type}'")
|
| 487 |
|
|
else()
|
| 488 |
|
|
message(STATUS "warning: gp_resolved_file_type non-absolute file '${file}' returning type '${type}' -- possibly incorrect")
|
| 489 |
|
|
endif()
|
| 490 |
|
|
endif()
|
| 491 |
|
|
endif()
|
| 492 |
|
|
|
| 493 |
|
|
# Provide a hook so that projects can override the decision on whether a
|
| 494 |
|
|
# library belongs to the system or not by whatever logic they choose:
|
| 495 |
|
|
#
|
| 496 |
|
|
if(COMMAND gp_resolved_file_type_override)
|
| 497 |
|
|
gp_resolved_file_type_override("${resolved_file}" type)
|
| 498 |
|
|
endif()
|
| 499 |
|
|
|
| 500 |
|
|
set(${type_var} "${type}" PARENT_SCOPE)
|
| 501 |
|
|
|
| 502 |
|
|
#message(STATUS "**")
|
| 503 |
|
|
endfunction()
|
| 504 |
|
|
|
| 505 |
|
|
|
| 506 |
|
|
function(gp_file_type original_file file type_var)
|
| 507 |
|
|
if(NOT IS_ABSOLUTE "${original_file}")
|
| 508 |
|
|
message(STATUS "warning: gp_file_type expects absolute full path for first arg original_file")
|
| 509 |
|
|
endif()
|
| 510 |
|
|
|
| 511 |
|
|
get_filename_component(exepath "${original_file}" PATH)
|
| 512 |
|
|
|
| 513 |
|
|
set(type "")
|
| 514 |
|
|
gp_resolved_file_type("${original_file}" "${file}" "${exepath}" "" type)
|
| 515 |
|
|
|
| 516 |
|
|
set(${type_var} "${type}" PARENT_SCOPE)
|
| 517 |
|
|
endfunction(gp_file_type)
|
| 518 |
|
|
|
| 519 |
|
|
|
| 520 |
|
|
function(get_prerequisites target prerequisites_var exclude_system recurse exepath dirs)
|
| 521 |
|
|
set(verbose 0)
|
| 522 |
|
|
set(eol_char "E")
|
| 523 |
|
|
|
| 524 |
|
|
if(NOT IS_ABSOLUTE "${target}")
|
| 525 |
|
|
message("warning: target '${target}' is not absolute...")
|
| 526 |
|
|
endif(NOT IS_ABSOLUTE "${target}")
|
| 527 |
|
|
|
| 528 |
|
|
if(NOT EXISTS "${target}")
|
| 529 |
|
|
message("warning: target '${target}' does not exist...")
|
| 530 |
|
|
endif(NOT EXISTS "${target}")
|
| 531 |
|
|
|
| 532 |
|
|
# <setup-gp_tool-vars>
|
| 533 |
|
|
#
|
| 534 |
|
|
# Try to choose the right tool by default. Caller can set gp_tool prior to
|
| 535 |
|
|
# calling this function to force using a different tool.
|
| 536 |
|
|
#
|
| 537 |
|
|
if("${gp_tool}" STREQUAL "")
|
| 538 |
|
|
set(gp_tool "ldd")
|
| 539 |
|
|
if(APPLE)
|
| 540 |
|
|
set(gp_tool "otool")
|
| 541 |
|
|
endif(APPLE)
|
| 542 |
|
|
if(WIN32 AND NOT UNIX) # This is how to check for cygwin, har!
|
| 543 |
|
|
set(gp_tool "dumpbin")
|
| 544 |
|
|
endif(WIN32 AND NOT UNIX)
|
| 545 |
|
|
endif("${gp_tool}" STREQUAL "")
|
| 546 |
|
|
|
| 547 |
|
|
set(gp_tool_known 0)
|
| 548 |
|
|
|
| 549 |
|
|
if("${gp_tool}" STREQUAL "ldd")
|
| 550 |
|
|
set(gp_cmd_args "")
|
| 551 |
|
|
set(gp_regex "^[\t ]*[^\t ]+ => ([^\t\(]+) .*${eol_char}$")
|
| 552 |
|
|
set(gp_regex_error "not found${eol_char}$")
|
| 553 |
|
|
set(gp_regex_fallback "^[\t ]*([^\t ]+) => ([^\t ]+).*${eol_char}$")
|
| 554 |
|
|
set(gp_regex_cmp_count 1)
|
| 555 |
|
|
set(gp_tool_known 1)
|
| 556 |
|
|
endif("${gp_tool}" STREQUAL "ldd")
|
| 557 |
|
|
|
| 558 |
|
|
if("${gp_tool}" STREQUAL "otool")
|
| 559 |
|
|
set(gp_cmd_args "-L")
|
| 560 |
|
|
set(gp_regex "^\t([^\t]+) \\(compatibility version ([0-9]+.[0-9]+.[0-9]+), current version ([0-9]+.[0-9]+.[0-9]+)\\)${eol_char}$")
|
| 561 |
|
|
set(gp_regex_error "")
|
| 562 |
|
|
set(gp_regex_fallback "")
|
| 563 |
|
|
set(gp_regex_cmp_count 3)
|
| 564 |
|
|
set(gp_tool_known 1)
|
| 565 |
|
|
endif("${gp_tool}" STREQUAL "otool")
|
| 566 |
|
|
|
| 567 |
|
|
if("${gp_tool}" STREQUAL "dumpbin")
|
| 568 |
|
|
set(gp_cmd_args "/dependents")
|
| 569 |
|
|
set(gp_regex "^ ([^ ].*[Dd][Ll][Ll])${eol_char}$")
|
| 570 |
|
|
set(gp_regex_error "")
|
| 571 |
|
|
set(gp_regex_fallback "")
|
| 572 |
|
|
set(gp_regex_cmp_count 1)
|
| 573 |
|
|
set(gp_tool_known 1)
|
| 574 |
|
|
set(ENV{VS_UNICODE_OUTPUT} "") # Block extra output from inside VS IDE.
|
| 575 |
|
|
endif("${gp_tool}" STREQUAL "dumpbin")
|
| 576 |
|
|
|
| 577 |
|
|
if(NOT gp_tool_known)
|
| 578 |
|
|
message(STATUS "warning: gp_tool='${gp_tool}' is an unknown tool...")
|
| 579 |
|
|
message(STATUS "CMake function get_prerequisites needs more code to handle '${gp_tool}'")
|
| 580 |
|
|
message(STATUS "Valid gp_tool values are dumpbin, ldd and otool.")
|
| 581 |
|
|
return()
|
| 582 |
|
|
endif(NOT gp_tool_known)
|
| 583 |
|
|
|
| 584 |
|
|
set(gp_cmd_paths ${gp_cmd_paths}
|
| 585 |
|
|
"C:/Program Files/Microsoft Visual Studio 9.0/VC/bin"
|
| 586 |
|
|
"C:/Program Files (x86)/Microsoft Visual Studio 9.0/VC/bin"
|
| 587 |
|
|
"C:/Program Files/Microsoft Visual Studio 8/VC/BIN"
|
| 588 |
|
|
"C:/Program Files (x86)/Microsoft Visual Studio 8/VC/BIN"
|
| 589 |
|
|
"C:/Program Files/Microsoft Visual Studio .NET 2003/VC7/BIN"
|
| 590 |
|
|
"C:/Program Files (x86)/Microsoft Visual Studio .NET 2003/VC7/BIN"
|
| 591 |
|
|
"/usr/local/bin"
|
| 592 |
|
|
"/usr/bin"
|
| 593 |
|
|
)
|
| 594 |
|
|
|
| 595 |
|
|
find_program(gp_cmd ${gp_tool} PATHS ${gp_cmd_paths})
|
| 596 |
|
|
|
| 597 |
|
|
if(NOT gp_cmd)
|
| 598 |
|
|
message(STATUS "warning: could not find '${gp_tool}' - cannot analyze prerequisites...")
|
| 599 |
|
|
return()
|
| 600 |
|
|
endif(NOT gp_cmd)
|
| 601 |
|
|
|
| 602 |
|
|
if("${gp_tool}" STREQUAL "dumpbin")
|
| 603 |
|
|
# When running dumpbin, it also needs the "Common7/IDE" directory in the
|
| 604 |
|
|
# PATH. It will already be in the PATH if being run from a Visual Studio
|
| 605 |
|
|
# command prompt. Add it to the PATH here in case we are running from a
|
| 606 |
|
|
# different command prompt.
|
| 607 |
|
|
#
|
| 608 |
|
|
get_filename_component(gp_cmd_dir "${gp_cmd}" PATH)
|
| 609 |
|
|
get_filename_component(gp_cmd_dlls_dir "${gp_cmd_dir}/../../Common7/IDE" ABSOLUTE)
|
| 610 |
|
|
# Use cmake paths as a user may have a PATH element ending with a backslash.
|
| 611 |
|
|
# This will escape the list delimiter and create havoc!
|
| 612 |
|
|
if(EXISTS "${gp_cmd_dlls_dir}")
|
| 613 |
|
|
# only add to the path if it is not already in the path
|
| 614 |
|
|
set(gp_found_cmd_dlls_dir 0)
|
| 615 |
|
|
file(TO_CMAKE_PATH "$ENV{PATH}" env_path)
|
| 616 |
|
|
foreach(gp_env_path_element ${env_path})
|
| 617 |
|
|
if("${gp_env_path_element}" STREQUAL "${gp_cmd_dlls_dir}")
|
| 618 |
|
|
set(gp_found_cmd_dlls_dir 1)
|
| 619 |
|
|
endif()
|
| 620 |
|
|
endforeach(gp_env_path_element)
|
| 621 |
|
|
|
| 622 |
|
|
if(NOT gp_found_cmd_dlls_dir)
|
| 623 |
|
|
file(TO_NATIVE_PATH "${gp_cmd_dlls_dir}" gp_cmd_dlls_dir)
|
| 624 |
|
|
set(ENV{PATH} "$ENV{PATH};${gp_cmd_dlls_dir}")
|
| 625 |
|
|
endif()
|
| 626 |
|
|
endif(EXISTS "${gp_cmd_dlls_dir}")
|
| 627 |
|
|
endif("${gp_tool}" STREQUAL "dumpbin")
|
| 628 |
|
|
#
|
| 629 |
|
|
# </setup-gp_tool-vars>
|
| 630 |
|
|
|
| 631 |
|
|
if("${gp_tool}" STREQUAL "ldd")
|
| 632 |
|
|
set(old_ld_env "$ENV{LD_LIBRARY_PATH}")
|
| 633 |
|
|
foreach(dir ${exepath} ${dirs})
|
| 634 |
|
|
set(ENV{LD_LIBRARY_PATH} "${dir}:$ENV{LD_LIBRARY_PATH}")
|
| 635 |
|
|
endforeach(dir)
|
| 636 |
|
|
endif("${gp_tool}" STREQUAL "ldd")
|
| 637 |
|
|
|
| 638 |
|
|
|
| 639 |
|
|
# Track new prerequisites at each new level of recursion. Start with an
|
| 640 |
|
|
# empty list at each level:
|
| 641 |
|
|
#
|
| 642 |
|
|
set(unseen_prereqs)
|
| 643 |
|
|
|
| 644 |
|
|
# Run gp_cmd on the target:
|
| 645 |
|
|
#
|
| 646 |
|
|
execute_process(
|
| 647 |
|
|
COMMAND ${gp_cmd} ${gp_cmd_args} ${target}
|
| 648 |
|
|
OUTPUT_VARIABLE gp_cmd_ov
|
| 649 |
|
|
)
|
| 650 |
|
|
|
| 651 |
|
|
if("${gp_tool}" STREQUAL "ldd")
|
| 652 |
|
|
set(ENV{LD_LIBRARY_PATH} "${old_ld_env}")
|
| 653 |
|
|
endif("${gp_tool}" STREQUAL "ldd")
|
| 654 |
|
|
|
| 655 |
|
|
if(verbose)
|
| 656 |
|
|
message(STATUS "<RawOutput cmd='${gp_cmd} ${gp_cmd_args} ${target}'>")
|
| 657 |
|
|
message(STATUS "gp_cmd_ov='${gp_cmd_ov}'")
|
| 658 |
|
|
message(STATUS "</RawOutput>")
|
| 659 |
|
|
endif(verbose)
|
| 660 |
|
|
|
| 661 |
|
|
get_filename_component(target_dir "${target}" PATH)
|
| 662 |
|
|
|
| 663 |
|
|
# Convert to a list of lines:
|
| 664 |
|
|
#
|
| 665 |
|
|
string(REGEX REPLACE ";" "\\\\;" candidates "${gp_cmd_ov}")
|
| 666 |
|
|
string(REGEX REPLACE "\n" "${eol_char};" candidates "${candidates}")
|
| 667 |
|
|
|
| 668 |
|
|
# check for install id and remove it from list, since otool -L can include a
|
| 669 |
|
|
# reference to itself
|
| 670 |
|
|
set(gp_install_id)
|
| 671 |
|
|
if("${gp_tool}" STREQUAL "otool")
|
| 672 |
|
|
execute_process(
|
| 673 |
|
|
COMMAND otool -D ${target}
|
| 674 |
|
|
OUTPUT_VARIABLE gp_install_id_ov
|
| 675 |
|
|
)
|
| 676 |
|
|
# second line is install name
|
| 677 |
|
|
string(REGEX REPLACE ".*:\n" "" gp_install_id "${gp_install_id_ov}")
|
| 678 |
|
|
if(gp_install_id)
|
| 679 |
|
|
# trim
|
| 680 |
|
|
string(REGEX MATCH "[^\n ].*[^\n ]" gp_install_id "${gp_install_id}")
|
| 681 |
|
|
#message("INSTALL ID is \"${gp_install_id}\"")
|
| 682 |
|
|
endif(gp_install_id)
|
| 683 |
|
|
endif("${gp_tool}" STREQUAL "otool")
|
| 684 |
|
|
|
| 685 |
|
|
# Analyze each line for file names that match the regular expression:
|
| 686 |
|
|
#
|
| 687 |
|
|
foreach(candidate ${candidates})
|
| 688 |
|
|
if("${candidate}" MATCHES "${gp_regex}")
|
| 689 |
|
|
|
| 690 |
|
|
# Extract information from each candidate:
|
| 691 |
|
|
if(gp_regex_error AND "${candidate}" MATCHES "${gp_regex_error}")
|
| 692 |
|
|
string(REGEX REPLACE "${gp_regex_fallback}" "\\1" raw_item "${candidate}")
|
| 693 |
|
|
else(gp_regex_error AND "${candidate}" MATCHES "${gp_regex_error}")
|
| 694 |
|
|
string(REGEX REPLACE "${gp_regex}" "\\1" raw_item "${candidate}")
|
| 695 |
|
|
endif(gp_regex_error AND "${candidate}" MATCHES "${gp_regex_error}")
|
| 696 |
|
|
|
| 697 |
|
|
if(gp_regex_cmp_count GREATER 1)
|
| 698 |
|
|
string(REGEX REPLACE "${gp_regex}" "\\2" raw_compat_version "${candidate}")
|
| 699 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\1" compat_major_version "${raw_compat_version}")
|
| 700 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\2" compat_minor_version "${raw_compat_version}")
|
| 701 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\3" compat_patch_version "${raw_compat_version}")
|
| 702 |
|
|
endif(gp_regex_cmp_count GREATER 1)
|
| 703 |
|
|
|
| 704 |
|
|
if(gp_regex_cmp_count GREATER 2)
|
| 705 |
|
|
string(REGEX REPLACE "${gp_regex}" "\\3" raw_current_version "${candidate}")
|
| 706 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\1" current_major_version "${raw_current_version}")
|
| 707 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\2" current_minor_version "${raw_current_version}")
|
| 708 |
|
|
string(REGEX REPLACE "^([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\3" current_patch_version "${raw_current_version}")
|
| 709 |
|
|
endif(gp_regex_cmp_count GREATER 2)
|
| 710 |
|
|
|
| 711 |
|
|
# Use the raw_item as the list entries returned by this function. Use the
|
| 712 |
|
|
# gp_resolve_item function to resolve it to an actual full path file if
|
| 713 |
|
|
# necessary.
|
| 714 |
|
|
#
|
| 715 |
|
|
set(item "${raw_item}")
|
| 716 |
|
|
|
| 717 |
|
|
# Add each item unless it is excluded:
|
| 718 |
|
|
#
|
| 719 |
|
|
set(add_item 1)
|
| 720 |
|
|
|
| 721 |
|
|
if("${item}" STREQUAL "${gp_install_id}")
|
| 722 |
|
|
set(add_item 0)
|
| 723 |
|
|
endif("${item}" STREQUAL "${gp_install_id}")
|
| 724 |
|
|
|
| 725 |
|
|
if(add_item AND ${exclude_system})
|
| 726 |
|
|
set(type "")
|
| 727 |
|
|
gp_resolved_file_type("${target}" "${item}" "${exepath}" "${dirs}" type)
|
| 728 |
|
|
|
| 729 |
|
|
if("${type}" STREQUAL "system")
|
| 730 |
|
|
set(add_item 0)
|
| 731 |
|
|
endif("${type}" STREQUAL "system")
|
| 732 |
|
|
endif(add_item AND ${exclude_system})
|
| 733 |
|
|
|
| 734 |
|
|
if(add_item)
|
| 735 |
|
|
list(LENGTH ${prerequisites_var} list_length_before_append)
|
| 736 |
|
|
gp_append_unique(${prerequisites_var} "${item}")
|
| 737 |
|
|
list(LENGTH ${prerequisites_var} list_length_after_append)
|
| 738 |
|
|
|
| 739 |
|
|
if(${recurse})
|
| 740 |
|
|
# If item was really added, this is the first time we have seen it.
|
| 741 |
|
|
# Add it to unseen_prereqs so that we can recursively add *its*
|
| 742 |
|
|
# prerequisites...
|
| 743 |
|
|
#
|
| 744 |
|
|
# But first: resolve its name to an absolute full path name such
|
| 745 |
|
|
# that the analysis tools can simply accept it as input.
|
| 746 |
|
|
#
|
| 747 |
|
|
if(NOT list_length_before_append EQUAL list_length_after_append)
|
| 748 |
|
|
gp_resolve_item("${target}" "${item}" "${exepath}" "${dirs}" resolved_item)
|
| 749 |
|
|
set(unseen_prereqs ${unseen_prereqs} "${resolved_item}")
|
| 750 |
|
|
endif(NOT list_length_before_append EQUAL list_length_after_append)
|
| 751 |
|
|
endif(${recurse})
|
| 752 |
|
|
endif(add_item)
|
| 753 |
|
|
else("${candidate}" MATCHES "${gp_regex}")
|
| 754 |
|
|
if(verbose)
|
| 755 |
|
|
message(STATUS "ignoring non-matching line: '${candidate}'")
|
| 756 |
|
|
endif(verbose)
|
| 757 |
|
|
endif("${candidate}" MATCHES "${gp_regex}")
|
| 758 |
|
|
endforeach(candidate)
|
| 759 |
|
|
|
| 760 |
|
|
list(LENGTH ${prerequisites_var} prerequisites_var_length)
|
| 761 |
|
|
if(prerequisites_var_length GREATER 0)
|
| 762 |
|
|
list(SORT ${prerequisites_var})
|
| 763 |
|
|
endif(prerequisites_var_length GREATER 0)
|
| 764 |
|
|
if(${recurse})
|
| 765 |
|
|
set(more_inputs ${unseen_prereqs})
|
| 766 |
|
|
foreach(input ${more_inputs})
|
| 767 |
|
|
get_prerequisites("${input}" ${prerequisites_var} ${exclude_system} ${recurse} "${exepath}" "${dirs}")
|
| 768 |
|
|
endforeach(input)
|
| 769 |
|
|
endif(${recurse})
|
| 770 |
|
|
|
| 771 |
|
|
set(${prerequisites_var} ${${prerequisites_var}} PARENT_SCOPE)
|
| 772 |
|
|
endfunction(get_prerequisites)
|
| 773 |
|
|
|
| 774 |
|
|
|
| 775 |
|
|
function(list_prerequisites target)
|
| 776 |
|
|
if("${ARGV1}" STREQUAL "")
|
| 777 |
|
|
set(all 1)
|
| 778 |
|
|
else("${ARGV1}" STREQUAL "")
|
| 779 |
|
|
set(all "${ARGV1}")
|
| 780 |
|
|
endif("${ARGV1}" STREQUAL "")
|
| 781 |
|
|
|
| 782 |
|
|
if("${ARGV2}" STREQUAL "")
|
| 783 |
|
|
set(exclude_system 0)
|
| 784 |
|
|
else("${ARGV2}" STREQUAL "")
|
| 785 |
|
|
set(exclude_system "${ARGV2}")
|
| 786 |
|
|
endif("${ARGV2}" STREQUAL "")
|
| 787 |
|
|
|
| 788 |
|
|
if("${ARGV3}" STREQUAL "")
|
| 789 |
|
|
set(verbose 0)
|
| 790 |
|
|
else("${ARGV3}" STREQUAL "")
|
| 791 |
|
|
set(verbose "${ARGV3}")
|
| 792 |
|
|
endif("${ARGV3}" STREQUAL "")
|
| 793 |
|
|
|
| 794 |
|
|
set(count 0)
|
| 795 |
|
|
set(count_str "")
|
| 796 |
|
|
set(print_count "${verbose}")
|
| 797 |
|
|
set(print_prerequisite_type "${verbose}")
|
| 798 |
|
|
set(print_target "${verbose}")
|
| 799 |
|
|
set(type_str "")
|
| 800 |
|
|
|
| 801 |
|
|
get_filename_component(exepath "${target}" PATH)
|
| 802 |
|
|
|
| 803 |
|
|
set(prereqs "")
|
| 804 |
|
|
get_prerequisites("${target}" prereqs ${exclude_system} ${all} "${exepath}" "")
|
| 805 |
|
|
|
| 806 |
|
|
if(print_target)
|
| 807 |
|
|
message(STATUS "File '${target}' depends on:")
|
| 808 |
|
|
endif(print_target)
|
| 809 |
|
|
|
| 810 |
|
|
foreach(d ${prereqs})
|
| 811 |
|
|
math(EXPR count "${count} + 1")
|
| 812 |
|
|
|
| 813 |
|
|
if(print_count)
|
| 814 |
|
|
set(count_str "${count}. ")
|
| 815 |
|
|
endif(print_count)
|
| 816 |
|
|
|
| 817 |
|
|
if(print_prerequisite_type)
|
| 818 |
|
|
gp_file_type("${target}" "${d}" type)
|
| 819 |
|
|
set(type_str " (${type})")
|
| 820 |
|
|
endif(print_prerequisite_type)
|
| 821 |
|
|
|
| 822 |
|
|
message(STATUS "${count_str}${d}${type_str}")
|
| 823 |
|
|
endforeach(d)
|
| 824 |
|
|
endfunction(list_prerequisites)
|
| 825 |
|
|
|
| 826 |
|
|
|
| 827 |
|
|
function(list_prerequisites_by_glob glob_arg glob_exp)
|
| 828 |
|
|
message(STATUS "=============================================================================")
|
| 829 |
|
|
message(STATUS "List prerequisites of executables matching ${glob_arg} '${glob_exp}'")
|
| 830 |
|
|
message(STATUS "")
|
| 831 |
|
|
file(${glob_arg} file_list ${glob_exp})
|
| 832 |
|
|
foreach(f ${file_list})
|
| 833 |
|
|
is_file_executable("${f}" is_f_executable)
|
| 834 |
|
|
if(is_f_executable)
|
| 835 |
|
|
message(STATUS "=============================================================================")
|
| 836 |
|
|
list_prerequisites("${f}" ${ARGN})
|
| 837 |
|
|
message(STATUS "")
|
| 838 |
|
|
endif(is_f_executable)
|
| 839 |
|
|
endforeach(f)
|
| 840 |
|
|
endfunction(list_prerequisites_by_glob)
|
