1/* Part of SWI-Prolog 2 3 Author: Jan Wielemaker and Richard O'Keefe 4 E-mail: J.Wielemaker@cs.vu.nl 5 WWW: http://www.swi-prolog.org 6 Copyright (c) 2014-2019, VU University Amsterdam 7 CWI, Amsterdam 8 All rights reserved. 9 10 Redistribution and use in source and binary forms, with or without 11 modification, are permitted provided that the following conditions 12 are met: 13 14 1. Redistributions of source code must retain the above copyright 15 notice, this list of conditions and the following disclaimer. 16 17 2. Redistributions in binary form must reproduce the above copyright 18 notice, this list of conditions and the following disclaimer in 19 the documentation and/or other materials provided with the 20 distribution. 21 22 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 24 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 25 FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 26 COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 27 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 28 BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 30 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 32 ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 POSSIBILITY OF SUCH DAMAGE. 34*/ 35 36:- module(check_installation, 37 [ check_installation/0, 38 check_installation/1, % -Issues 39 check_config_files/0, 40 update_config_files/0, 41 test_installation/0, 42 test_installation/1 % +Options 43 ]). 44:- autoload(library(apply),[maplist/2,maplist/3]). 45:- autoload(library(archive),[archive_open/3,archive_close/1]). 46:- autoload(library(lists),[append/3,member/2]). 47:- autoload(library(option),[option/2,merge_options/3]). 48:- autoload(library(pcre),[re_config/1]). 49:- autoload(library(prolog_source),[path_segments_atom/2]). 50:- use_module(library(settings),[setting/2]).
http://www.swi-prolog.org/build/issues/. If not provided,
the library file with extension .html is used.windows, unix or linux. If present, the component
is only checked for if we are running on a version of the
specified operating system.83% Feature tests 84component(tcmalloc, 85 _{ optional:true, 86 test:test_tcmalloc, 87 url:'tcmalloc.html' 88 }). 89component(gmp, 90 _{ test:current_prolog_flag(bounded, false), 91 url:'gmp.html' 92 }). 93% Packages that depend on foreign libraries 94component(library(archive), _{features:archive_features}). 95component(library(cgi), _{}). 96component(library(crypt), _{}). 97component(library(bdb), _{}). 98component(library(double_metaphone), _{}). 99component(library(filesex), _{}). 100component(library(http/http_stream), _{}). 101component(library(http/json), _{}). 102component(library(http/jquery), _{features:jquery_file}). 103component(library(isub), _{}). 104component(library(jpl), _{}). 105component(library(memfile), _{}). 106component(library(odbc), _{}). 107component(library(pce), 108 _{pre:load_foreign_library(pce_principal:foreign(pl2xpce)), 109 url:'xpce.html'}). 110component(library(pcre), _{features:pcre_features}). 111component(library(pdt_console), _{}). 112component(library(porter_stem), _{}). 113component(library(process), _{}). 114component(library(protobufs), _{}). 115component(library(editline), _{os:unix}). 116component(library(readline), _{os:unix}). 117component(library(readutil), _{}). 118component(library(rlimit), _{os:unix}). 119component(library(semweb/rdf_db), _{}). 120component(library(semweb/rdf_ntriples), _{}). 121component(library(semweb/turtle), _{}). 122component(library(sgml), _{}). 123component(library(sha), _{}). 124component(library(snowball), _{}). 125component(library(socket), _{}). 126component(library(ssl), _{}). 127component(library(crypto), _{}). 128component(library(syslog), _{os:unix}). 129component(library(table), _{}). 130component(library(time), _{}). 131component(library(tipc/tipc), _{os:linux}). 132component(library(unicode), _{}). 133component(library(uri), _{}). 134component(library(uuid), _{}). 135component(library(zlib), _{}). 136component(library(yaml), _{}). 137 138issue_base('http://www.swi-prolog.org/build/issues/'). 139 140:- thread_local 141 issue/1. 142 143:- meta_predicate 144 run_silent(, ).
If issues are found it prints a diagnostic message with a link to a wiki page with additional information about the issue.
161check_installation :-
162 print_message(informational, installation(checking)),
163 check_installation_(InstallIssues),
164 check_on_path,
165 check_config_files(ConfigIssues),
166 maplist(print_message(warning), ConfigIssues),
167 append(InstallIssues, ConfigIssues, Issues),
168 ( Issues == []
169 -> print_message(informational, installation(perfect))
170 ; length(Issues, Count),
171 print_message(warning, installation(imperfect(Count)))
172 ).optional_not_found
(optional component is not present), not_found (component is
not present) or failed (component is present but cannot be
loaded).182check_installation(Issues) :- 183 check_installation_(Issues0), 184 maplist(public_issue, Issues0, Issues). 185 186public_issue(installation(Term), Source-Issue) :- 187 functor(Term, Issue, _), 188 arg(1, Term, Properties), 189 Source = Properties.source. 190 191check_installation_(Issues) :- 192 retractall(issue(_)), 193 forall(component(Source, _Properties), 194 check_component(Source)), 195 findall(I, retract(issue(I)), Issues). 196 197check_component(Source) :- 198 component(Source, Properties), 199 !, 200 check_component(Source, Properties.put(source,Source)). 201 202check_component(Source, Properties) :- 203 compound(Source), 204 !, 205 check_source(Source, Properties). 206check_component(Feature, Properties) :- 207 print_message(informational, installation(checking(Feature))), 208 ( call(Properties.test) 209 -> print_message(informational, installation(ok)) 210 ; print_issue(installation(missing(Properties))) 211 ). 212 213check_source(_Source, Properties) :- 214 OS = Properties.get(os), 215 \+ current_os(OS), 216 !. 217check_source(Source, Properties) :- 218 exists_source(Source), 219 !, 220 print_message(informational, installation(loading(Source))), 221 ( run_silent(( ( Pre = Properties.get(pre) 222 -> call(Pre) 223 ; true 224 ), 225 load_files(Source, [silent(true), if(not_loaded)]) 226 ), 227 Properties.put(action, load)) 228 -> test_component(Properties), 229 print_message(informational, installation(ok)), 230 check_features(Properties) 231 ; true 232 ). 233check_source(_Source, Properties) :- 234 Properties.get(optional) == true, 235 !, 236 print_message(silent, 237 installation(optional_not_found(Properties))). 238check_source(_Source, Properties) :- 239 print_issue(installation(not_found(Properties))). 240 241current_os(unix) :- current_prolog_flag(unix, true). 242current_os(windows) :- current_prolog_flag(windows, true). 243current_os(linux) :- current_prolog_flag(arch, Arch), sub_atom(Arch, _, _, _, linux).
249test_component(Dict) :- 250 Test = Dict.get(test), 251 !, 252 call(Test). 253test_component(_).
262check_features(Dict) :- 263 Test = Dict.get(features), 264 !, 265 call(Test). 266check_features(_).
274run_silent(Goal, Properties) :-
275 run_collect_messages(Goal, Result, Messages),
276 ( Result == true,
277 Messages == []
278 -> true
279 ; print_issue(installation(failed(Properties, Result, Messages))),
280 fail
281 ).true, false or exception(Error)
and messages with a list of generated error and warning
messages. Each message is a term:
message(Term,Kind,Lines)
293:- thread_local 294 got_message/1. 295 296run_collect_messages(Goal, Result, Messages) :- 297 setup_call_cleanup( 298 asserta((user:thread_message_hook(Term,Kind,Lines) :- 299 error_kind(Kind), 300 assertz(got_message(message(Term,Kind,Lines)))), Ref), 301 ( catch(Goal, E, true) 302 -> ( var(E) 303 -> Result0 = true 304 ; Result0 = exception(E) 305 ) 306 ; Result0 = false 307 ), 308 erase(Ref)), 309 findall(Msg, retract(got_message(Msg)), Messages), 310 Result = Result0. 311 312error_kind(warning). 313error_kind(error). 314 315 316 /******************************* 317 * SPECIAL TESTS * 318 *******************************/
322:- if(current_predicate(malloc_property/1)). 323test_tcmalloc :- 324 malloc_property('generic.current_allocated_bytes'(Bytes)), 325 Bytes > 1 000 000. 326:- else. 327test_tcmalloc :- 328 fail. 329:- endif.
335archive_features :- 336 tmp_file_stream(utf8, Name, Out), 337 close(Out), 338 findall(F, archive_filter(F, Name), Filters), 339 print_message(informational, installation(archive(filters, Filters))), 340 findall(F, archive_format(F, Name), Formats), 341 print_message(informational, installation(archive(formats, Formats))), 342 delete_file(Name). 343 344archive_filter(F, Name) :- 345 a_filter(F), 346 catch(archive_open(Name, A, [filter(F)]), E, true), 347 ( var(E) 348 -> archive_close(A) 349 ; true 350 ), 351 \+ subsumes_term(error(domain_error(filter, _),_), E). 352 353archive_format(F, Name) :- 354 a_format(F), 355 catch(archive_open(Name, A, [format(F)]), E, true), 356 ( var(E) 357 -> archive_close(A) 358 ; true 359 ), 360 \+ subsumes_term(error(domain_error(format, _),_), E). 361 362a_filter(bzip2). 363a_filter(compress). 364a_filter(gzip). 365a_filter(grzip). 366a_filter(lrzip). 367a_filter(lzip). 368a_filter(lzma). 369a_filter(lzop). 370a_filter(none). 371a_filter(rpm). 372a_filter(uu). 373a_filter(xz). 374 375a_format('7zip'). 376a_format(ar). 377a_format(cab). 378a_format(cpio). 379a_format(empty). 380a_format(gnutar). 381a_format(iso9660). 382a_format(lha). 383a_format(mtree). 384a_format(rar). 385a_format(raw). 386a_format(tar). 387a_format(xar). 388a_format(zip).
392pcre_features :- 393 findall(X, pcre_missing(X), Missing), 394 ( Missing == [] 395 -> true 396 ; print_message(warning, installation(pcre_missing(Missing))) 397 ), 398 ( re_config(compiled_widths(Widths)), 399 1 =:= Widths /\ 1 400 -> true 401 ; print_message(warning, installation(pcre_missing('8-bit support'))) 402 ). 403 404pcre_missing(X) :- 405 pcre_must_have(X), 406 Term =.. [X,true], 407 \+ catch(re_config(Term), _, fail). 408 409pcre_must_have(unicode).
415jquery_file :-
416 setting(jquery:version, File),
417 ( absolute_file_name(js(File), Path, [access(read), file_errors(fail)])
418 -> print_message(informational, installation(jquery(found(Path))))
419 ; print_message(warning, installation(jquery(not_found(File))))
420 ).427check_on_path :- 428 current_prolog_flag(executable, EXEFlag), 429 prolog_to_os_filename(EXE, EXEFlag), 430 file_base_name(EXE, Prog), 431 absolute_file_name(EXE, AbsExe, 432 [ access(execute) 433 ]), 434 prolog_to_os_filename(AbsExe, OsExe), 435 ( absolute_file_name(path(Prog), OnPath, 436 [ access(execute), 437 file_errors(fail) 438 ]) 439 -> ( same_file(EXE, OnPath) 440 -> true 441 ; absolute_file_name(path(Prog), OnPathAny, 442 [ access(execute), 443 file_errors(fail), 444 solutions(all) 445 ]), 446 same_file(EXE, OnPathAny) 447 -> print_message(warning, installation(not_first_on_path(OsExe, OnPath))) 448 ; print_message(warning, installation(not_same_on_path(OsExe, OnPath))) 449 ) 450 ; print_message(warning, installation(not_on_path(OsExe, Prog))) 451 ). 452 453 454 /******************************* 455 * RUN TESTS * 456 *******************************/
cmake -DINSTALL_TESTS=ON
Options processed:
false, do not test the packages473test_installation :- 474 test_installation([]). 475 476test_installation(Options) :- 477 absolute_file_name(swi(test/test), 478 TestFile, 479 [ access(read), 480 file_errors(fail), 481 file_type(prolog) 482 ]), 483 !, 484 test_installation_run(TestFile, Options). 485test_installation(_Options) :- 486 print_message(warning, installation(testing(no_installed_tests))). 487 488test_installation_run(TestFile, Options) :- 489 ( option(package(_), Options) 490 -> merge_options(Options, 491 [ core(false), 492 subdirs(false) 493 ], TestOptions) 494 ; merge_options(Options, 495 [ packages(true) 496 ], TestOptions) 497 ), 498 load_files(user:TestFile), 499 current_prolog_flag(verbose, Old), 500 setup_call_cleanup( 501 set_prolog_flag(verbose, silent), 502 user:test([], TestOptions), 503 set_prolog_flag(verbose, Old)). 504 505 506 /******************************* 507 * MESSAGES * 508 *******************************/ 509 510:- multifile 511 prolog:message//1. 512 513print_issue(Term) :- 514 assertz(issue(Term)), 515 print_message(warning, Term). 516 517issue_url(Properties, URL) :- 518 Local = Properties.get(url), 519 !, 520 issue_base(Base), 521 atom_concat(Base, Local, URL). 522issue_url(Properties, URL) :- 523 Properties.get(source) = library(Segments), 524 !, 525 path_segments_atom(Segments, Base), 526 file_name_extension(Base, html, URLFile), 527 issue_base(Issues), 528 atom_concat(Issues, URLFile, URL). 529 530prologmessage(installation(Message)) --> 531 message(Message). 532 533message(checking) --> 534 { current_prolog_flag(address_bits, Bits) }, 535 { current_prolog_flag(arch, Arch) }, 536 { current_prolog_flag(home, Home) }, 537 { current_prolog_flag(cpu_count, Cores) }, 538 [ 'Checking your SWI-Prolog kit for common issues ...'-[], nl, nl ], 539 [ 'Version: ~`.t~24| '-[] ], '$messages':prolog_message(version), [nl], 540 [ 'Address bits: ~`.t~24| ~d'-[Bits] ], [nl], 541 [ 'Architecture: ~`.t~24| ~w'-[Arch] ], [nl], 542 [ 'Installed at: ~`.t~24| ~w'-[Home] ], [nl], 543 [ 'Cores: ~`.t~24| ~w'-[Cores] ], [nl], 544 [ nl ]. 545message(perfect) --> 546 [ nl, 'Congratulations, your kit seems sound and complete!'-[] ]. 547message(imperfect(N)) --> 548 [ 'Found ~w issues.'-[N] ]. 549message(checking(Feature)) --> 550 [ 'Checking ~w ...'-[Feature], flush ]. 551message(missing(Properties)) --> 552 [ at_same_line, '~`.t~48| not present'-[] ], 553 details(Properties). 554message(loading(Source)) --> 555 [ 'Loading ~q ...'-[Source], flush ]. 556message(ok) --> 557 [ at_same_line, '~`.t~48| ok'-[] ]. 558message(optional_not_found(Properties)) --> 559 [ 'Optional ~q ~`.t~48| not present'-[Properties.source] ]. 560message(not_found(Properties)) --> 561 [ '~q ~`.t~48| NOT FOUND'-[Properties.source] ], 562 details(Properties). 563message(failed(Properties, false, [])) --> 564 !, 565 [ at_same_line, '~`.t~48| FAILED'-[] ], 566 details(Properties). 567message(failed(Properties, exception(Ex0), [])) --> 568 !, 569 { strip_stack(Ex0, Ex), 570 message_to_string(Ex, Msg) }, 571 [ '~w'-[Msg] ], 572 details(Properties). 573message(failed(Properties, true, Messages)) --> 574 [ at_same_line, '~`.t~48| FAILED'-[] ], 575 explain(Messages), 576 details(Properties). 577message(archive(What, Names)) --> 578 [ ' Supported ~w: '-[What] ], 579 list_names(Names). 580message(pcre_missing(Features)) --> 581 [ 'Missing libpcre features: '-[] ], 582 list_names(Features). 583message(not_first_on_path(EXE, OnPath)) --> 584 { public_executable(EXE, PublicEXE), 585 file_base_name(EXE, Prog) 586 }, 587 [ 'The first ~w on '-[Prog] ], 'PATH', [ ' is ~p, while '-[OnPath], nl ], 588 [ 'this version is ~p.'-[PublicEXE] ]. 589message(not_same_on_path(EXE, OnPath)) --> 590 { public_executable(EXE, PublicEXE), 591 file_base_name(EXE, Prog) 592 }, 593 [ 'The ~w on '-[Prog] ], 'PATH', [ ' is ~p, while '-[OnPath], nl ], 594 [ 'this version is ~p.'-[PublicEXE] ]. 595message(not_on_path(EXE, Prog)) --> 596 { public_bin_dir(EXE, Dir), 597 prolog_to_os_filename(Dir, OSDir) 598 }, 599 [ 'Could not find ~w on '-[Prog] ], 'PATH', [ '. '-[], nl ], 600 [ 'You may wish to add ~p to '-[OSDir] ], 'PATH', [ '. '-[], nl ]. 601message(jquery(found(Path))) --> 602 [ ' jQuery from ~w'-[Path] ]. 603message(jquery(not_found(File))) --> 604 [ ' Cannot find jQuery (~w)'-[File] ]. 605message(testing(no_installed_tests)) --> 606 [ ' Runtime testing is not enabled.', nl], 607 [ ' Please recompile the system with INSTALL_TESTS enabled.' ]. 608 609 610public_executable(EXE, PublicProg) :- 611 file_base_name(EXE, Prog), 612 file_directory_name(EXE, ArchDir), 613 file_directory_name(ArchDir, BinDir), 614 file_directory_name(BinDir, Home), 615 file_directory_name(Home, Lib), 616 file_directory_name(Lib, Prefix), 617 atomic_list_concat([Prefix, bin, Prog], /, PublicProg), 618 exists_file(PublicProg), 619 same_file(EXE, PublicProg), 620 !. 621public_executable(EXE, EXE). 622 623public_bin_dir(EXE, Dir) :- 624 public_executable(EXE, PublicEXE), 625 file_directory_name(PublicEXE, Dir). 626 627 628 629'PATH' --> 630 { current_prolog_flag(windows, true) }, 631 !, 632 [ '%PATH%'-[] ]. 633'PATH' --> 634 [ '$PATH'-[] ]. 635 636strip_stack(error(Error, context(prolog_stack(S), Msg)), 637 error(Error, context(_, Msg))) :- 638 nonvar(S). 639strip_stack(Error, Error). 640 641details(Properties) --> 642 { issue_url(Properties, URL), ! 643 }, 644 [ nl, 'See ~w'-[URL] ]. 645details(_) --> []. 646 647explain(Messages) --> 648 { Messages = [message(error(shared_object(open, _Message), _), _, _)|_] 649 }, 650 !, 651 [nl], 652 ( { current_prolog_flag(windows, true) } 653 -> [ 'Cannot load required DLL'-[] ] 654 ; [ 'Cannot load required shared library'-[] ] 655 ). 656explain(Messages) --> 657 print_messages(Messages). 658 659print_messages([]) --> []. 660print_messages([message(_Term, _Kind, Lines)|T]) --> 661 , [nl], 662 print_messages(T). 663 664list_names([]) --> []. 665list_names([H|T]) --> 666 [ '~w'-[H] ], 667 ( {T==[]} 668 -> [] 669 ; [ ', '-[] ], 670 list_names(T) 671 ). 672 673 674 /******************************* 675 * CONFIG FILES * 676 *******************************/
683check_config_files :- 684 check_config_files(Issues), 685 maplist(print_message(warning), Issues). 686 687check_config_files(Issues) :- 688 findall(Issue, check_config_file(Issue), Issues). 689 690check_config_file(config(Id, move(Type, OldFile, NewFile))) :- 691 old_config(Type, Id, OldFile), 692 access_file(OldFile, exist), 693 \+ ( new_config(Type, Id, NewFile), 694 access_file(NewFile, exist) 695 ), 696 once(new_config(Type, Id, NewFile)). 697check_config_file(config(Id, different(Type, OldFile, NewFile))) :- 698 old_config(Type, Id, OldFile), 699 access_file(OldFile, exist), 700 new_config(Type, Id, NewFile), 701 access_file(NewFile, exist), 702 \+ same_file(OldFile, NewFile).
709update_config_files :- 710 old_config(Type, Id, OldFile), 711 access_file(OldFile, exist), 712 \+ ( new_config(Type, Id, NewFile), 713 access_file(NewFile, exist) 714 ), 715 ( new_config(Type, Id, NewFile), 716 \+ same_file(OldFile, NewFile), 717 create_parent_dir(NewFile) 718 -> catch(rename_file(OldFile, NewFile), E, 719 print_message(warning, E)), 720 print_message(informational, config(Id, moved(Type, OldFile, NewFile))) 721 ), 722 fail. 723update_config_files. 724 725old_config(file, init, File) :- 726 current_prolog_flag(windows, true), 727 win_folder(appdata, Base), 728 atom_concat(Base, '/SWI-Prolog/swipl.ini', File). 729old_config(file, init, File) :- 730 expand_file_name('~/.swiplrc', [File]). 731old_config(directory, lib, Dir) :- 732 expand_file_name('~/lib/prolog', [Dir]). 733old_config(directory, xpce, Dir) :- 734 expand_file_name('~/.xpce', [Dir]). 735old_config(directory, history, Dir) :- 736 expand_file_name('~/.swipl-dir-history', [Dir]). 737old_config(directory, pack, Dir) :- 738 ( catch(expand_file_name('~/lib/swipl/pack', [Dir]), _, fail) 739 ; absolute_file_name(swi(pack), Dir, 740 [ file_type(directory), solutions(all) ]) 741 ). 742 743new_config(file, init, File) :- 744 absolute_file_name(user_app_config('init.pl'), File, 745 [ solutions(all) ]). 746new_config(directory, lib, Dir) :- 747 config_dir(user_app_config(lib), Dir). 748new_config(directory, xpce, Dir) :- 749 config_dir(user_app_config(xpce), Dir). 750new_config(directory, history, Dir) :- 751 config_dir(user_app_config('dir-history'), Dir). 752new_config(directory, pack, Dir) :- 753 config_dir([app_data(pack), swi(pack)], Dir). 754 755config_dir(Aliases, Dir) :- 756 is_list(Aliases), 757 !, 758 ( member(Alias, Aliases), 759 absolute_file_name(Alias, Dir, 760 [ file_type(directory), solutions(all) ]) 761 *-> true 762 ; member(Alias, Aliases), 763 absolute_file_name(Alias, Dir, 764 [ solutions(all) ]) 765 ). 766config_dir(Alias, Dir) :- 767 ( absolute_file_name(Alias, Dir, 768 [ file_type(directory), solutions(all) ]) 769 *-> true 770 ; absolute_file_name(Alias, Dir, 771 [ solutions(all) ]) 772 ). 773 774create_parent_dir(NewFile) :- 775 file_directory_name(NewFile, Dir), 776 create_parent_dir_(Dir). 777 778create_parent_dir_(Dir) :- 779 exists_directory(Dir), 780 '$my_file'(Dir), 781 !. 782create_parent_dir_(Dir) :- 783 file_directory_name(Dir, Parent), 784 Parent \== Dir, 785 create_parent_dir_(Parent), 786 make_directory(Dir). 787 788prologmessage(config(Id, Issue)) --> 789 [ 'Config: '-[] ], 790 config_description(Id), 791 config_issue(Issue). 792 793config_description(init) --> 794 [ '(user initialization file) '-[], nl ]. 795config_description(lib) --> 796 [ '(user library) '-[], nl ]. 797config_description(pack) --> 798 [ '(add-ons) '-[], nl ]. 799config_description(history) --> 800 [ '(command line history) '-[], nl ]. 801config_description(xpce) --> 802 [ '(gui) '-[], nl ]. 803 804config_issue(move(Type, Old, New)) --> 805 [ ' found ~w "~w"'-[Type, Old], nl ], 806 [ ' new location is "~w"'-[New] ]. 807config_issue(moved(Type, Old, New)) --> 808 [ ' found ~w "~w"'-[Type, Old], nl ], 809 [ ' moved to new location "~w"'-[New] ]. 810config_issue(different(Type, Old, New)) --> 811 [ ' found different ~w "~w"'-[Type, Old], nl ], 812 [ ' new location is "~w"'-[New] ]
Check installation issues and features
This library performs checks on the installed system to verify which optional components are available and whether all libraries that load shared objects/DLLs can be loaded. */