… | |
… | |
313 | |
313 | |
314 | =head3 OPTION PROCESSING |
314 | =head3 OPTION PROCESSING |
315 | |
315 | |
316 | All options can be given as arguments on the command line (typically |
316 | All options can be given as arguments on the command line (typically |
317 | using long (e.g. C<--verbose>) or short option (e.g. C<-v>) style). Since |
317 | using long (e.g. C<--verbose>) or short option (e.g. C<-v>) style). Since |
318 | specifying a lot of modules can make the command line very cumbersome, you |
318 | specifying a lot of options can make the command line very long and |
319 | can put all long options into a "bundle specification file" (one option |
319 | unwieldy, you can put all long options into a "bundle specification file" |
320 | per line, with or without C<--> prefix) and specify this bundle file |
320 | (one option per line, with or without C<--> prefix) and specify this |
321 | instead. |
321 | bundle file instead. |
322 | |
322 | |
323 | For example, the command given earlier could also look like this: |
323 | For example, the command given earlier to link a new F<perl> could also |
|
|
324 | look like this: |
324 | |
325 | |
325 | staticperl mkperl httpd.bundle |
326 | staticperl mkperl httpd.bundle |
326 | |
327 | |
327 | And all options could be in F<httpd.bundle>: |
328 | With all options stored in the F<httpd.bundle> file (one option per line, |
328 | |
329 | everything after the option is an argument): |
|
|
330 | |
329 | use "Config_heavy.pl" |
331 | use "Config_heavy.pl" |
330 | use AnyEvent::Impl::Perl |
332 | use AnyEvent::Impl::Perl |
331 | use AnyEvent::HTTPD |
333 | use AnyEvent::HTTPD |
332 | use URI::http |
334 | use URI::http |
333 | add eg/httpd httpd.pm |
335 | add eg/httpd httpd.pm |
334 | |
336 | |
335 | All options that specify modules or files to be added are processed in the |
337 | All options that specify modules or files to be added are processed in the |
336 | order given on the command line. |
338 | order given on the command line. |
337 | |
339 | |
338 | =head3 BUNDLE CREATION WORKFLOW |
340 | =head3 BUNDLE CREATION WORKFLOW / STATICPELR MKBUNDLE OPTIONS |
339 | |
341 | |
340 | F<staticperl mkbundle> works by first assembling a list of candidate |
342 | F<staticperl mkbundle> works by first assembling a list of candidate |
341 | files and modules to include, then filtering them by include/exclude |
343 | files and modules to include, then filtering them by include/exclude |
342 | patterns. The remaining modules (together with their direct depdendencies, |
344 | patterns. The remaining modules (together with their direct dependencies, |
343 | such as link libraries and AutoLoader files) are then converted into |
345 | such as link libraries and L<AutoLoader> files) are then converted into |
344 | bundle files suitable for embedding. Afterwards, F<staticperl mkbundle> |
346 | bundle files suitable for embedding. F<staticperl mkbundle> can then |
345 | can optionally build a new perl interpreter or a standalone application. |
347 | optionally build a new perl interpreter or a standalone application. |
346 | |
348 | |
347 | =over 4 |
349 | =over 4 |
348 | |
350 | |
349 | =item Step 0: Generic argument processing. |
351 | =item Step 0: Generic argument processing. |
350 | |
352 | |
351 | The following options influence F<staticperl mkbundle> itself. |
353 | The following options influence F<staticperl mkbundle> itself. |
352 | |
354 | |
353 | =over 4 |
355 | =over 4 |
354 | |
356 | |
355 | =item --verbose | -v |
357 | =item C<--verbose> | C<-v> |
356 | |
358 | |
357 | Increases the verbosity level by one (the default is C<1>). |
359 | Increases the verbosity level by one (the default is C<1>). |
358 | |
360 | |
359 | =item --quiet | -q |
361 | =item C<--quiet> | C<-q> |
360 | |
362 | |
361 | Decreases the verbosity level by one. |
363 | Decreases the verbosity level by one. |
362 | |
364 | |
363 | =item any other argument |
365 | =item any other argument |
364 | |
366 | |
365 | Any other argument is interpreted as a bundle specification file, which |
367 | Any other argument is interpreted as a bundle specification file, which |
366 | supports most long options (without extra quoting), one option per line. |
368 | supports all options (without extra quoting), one option per line, in the |
|
|
369 | format C<option> or C<option argument>. They will effectively be expanded |
|
|
370 | and processed as if they were directly written on the command line, in |
|
|
371 | place of the file name. |
367 | |
372 | |
368 | =back |
373 | =back |
369 | |
374 | |
370 | =item Step 1: gather candidate files and modules |
375 | =item Step 1: gather candidate files and modules |
371 | |
376 | |
… | |
… | |
377 | =over 4 |
382 | =over 4 |
378 | |
383 | |
379 | =item C<--use> F<module> | C<-M>F<module> |
384 | =item C<--use> F<module> | C<-M>F<module> |
380 | |
385 | |
381 | Include the named module and trace direct dependencies. This is done by |
386 | Include the named module and trace direct dependencies. This is done by |
382 | C<require>'ing the module in a subprocess and tracing which other modules |
387 | C<use>'ing the module from a fresh package in a subprocess and tracing |
383 | and files it actually loads. |
388 | which other modules and files it actually loads. |
384 | |
389 | |
385 | Example: include AnyEvent and AnyEvent::Impl::Perl. |
390 | Example: include AnyEvent and AnyEvent::Impl::Perl. |
386 | |
391 | |
387 | staticperl mkbundle --use AnyEvent --use AnyEvent::Impl::Perl |
392 | staticperl mkbundle --use AnyEvent --use AnyEvent::Impl::Perl |
388 | |
393 | |
389 | Sometimes you want to load old-style "perl libraries" (F<.pl> files), or |
394 | Sometimes you want to load old-style "perl libraries" (F<.pl> files), |
390 | maybe other weirdly named files. To do that, you need to quote the name in |
395 | or maybe other weirdly named files. To do that, you need to quote |
391 | single or double quotes. When given on the command line, you probably need |
396 | the name in single or double quotes (this is because F<staticperl> |
392 | to quote once more to avoid your shell interpreting it. Common cases that |
397 | I<literally> just adds the string after the C<require> - which acts |
393 | need this are F<Config_heavy.pl> and F<utf8_heavy.pl>. |
398 | different when confronted with quoted vs. unquoted strings). When given on |
|
|
399 | the command line, you probably need to quote once more to avoid your shell |
|
|
400 | interpreting it. Common cases that need this are F<Config_heavy.pl> and |
|
|
401 | F<utf8_heavy.pl>. |
394 | |
402 | |
395 | Example: include the required files for F<perl -V> to work in all its |
403 | Example: include the required files for F<perl -V> to work in all its |
396 | glory (F<Config.pm> is included automatically by this). |
404 | glory (F<Config.pm> is included automatically by this). |
397 | |
405 | |
398 | # bourne shell |
406 | # bourne shell |
399 | staticperl mkbundle --use '"Config_heavy.pl"' |
407 | staticperl mkbundle --use '"Config_heavy.pl"' |
400 | |
408 | |
401 | # bundle specification file |
409 | # bundle specification file |
402 | use "Config_heavy.pl" |
410 | use "Config_heavy.pl" |
403 | |
411 | |
404 | The C<-M>module syntax is included as an alias that might be easier to |
412 | The C<-M>module syntax is included as a convenience that might be easier |
405 | remember than C<--use>. Or maybe it confuses people. Time will tell. Or |
413 | to remember than C<--use> - it's the same switch as perl itself uses |
|
|
414 | to load modules. Or maybe it confuses people. Time will tell. Or maybe |
406 | maybe not. Sigh. |
415 | not. Sigh. |
407 | |
416 | |
408 | =item C<--eval> "perl code" | C<-e> "perl code" |
417 | =item C<--eval> "perl code" | C<-e> "perl code" |
409 | |
418 | |
410 | Sometimes it is easier (or necessary) to specify dependencies using perl |
419 | Sometimes it is easier (or necessary) to specify dependencies using perl |
411 | code, or maybe one of the modules you use need a special use statement. In |
420 | code, or maybe one of the modules you use need a special use statement. In |
412 | that case, you can use C<--eval> to execute some perl snippet or set some |
421 | that case, you can use C<--eval> to execute some perl snippet or set some |
413 | variables or whatever you need. All files C<require>'d or C<use>'d while |
422 | variables or whatever you need. All files C<require>'d or C<use>'d while |
414 | executing the snippet are included in the final bundle. |
423 | executing the snippet are included in the final bundle. |
415 | |
424 | |
416 | Keep in mind that F<mkbundle> will only C<require> the modules named |
425 | Keep in mind that F<mkbundle> will not import any symbols from the modules |
417 | by the C<--use> option, so do not expect the symbols from modules you |
426 | named by the C<--use> option, so do not expect the symbols from modules |
418 | C<--use>'d earlier on the command line to be available. |
427 | you C<--use>'d earlier on the command line to be available. |
419 | |
428 | |
420 | Example: force L<AnyEvent> to detect a backend and therefore include it |
429 | Example: force L<AnyEvent> to detect a backend and therefore include it |
421 | in the final bundle. |
430 | in the final bundle. |
422 | |
431 | |
423 | staticperl mkbundle --eval 'use AnyEvent; AnyEvent::detect' |
432 | staticperl mkbundle --eval 'use AnyEvent; AnyEvent::detect' |
… | |
… | |
450 | This is very useful to include "everything": |
459 | This is very useful to include "everything": |
451 | |
460 | |
452 | --incglob '*' |
461 | --incglob '*' |
453 | |
462 | |
454 | It is also useful for including perl libraries, or trees of those, such as |
463 | It is also useful for including perl libraries, or trees of those, such as |
455 | the unicode database files needed by some perl builtins, the regex engine |
464 | the unicode database files needed by some perl built-ins, the regex engine |
456 | and other modules. |
465 | and other modules. |
457 | |
466 | |
458 | --incglob '/unicore/**.pl' |
467 | --incglob '/unicore/**.pl' |
459 | |
468 | |
460 | =item C<--add> F<file> | C<--add> "F<file> alias" |
469 | =item C<--add> F<file> | C<--add> "F<file> alias" |
461 | |
470 | |
462 | Adds the given (perl) file into the bundle (and optionally call it |
471 | Adds the given (perl) file into the bundle (and optionally call it |
463 | "alias"). The F<file> is either an absolute path or a path relative to |
472 | "alias"). The F<file> is either an absolute path or a path relative to the |
464 | the current directory. If an alias is specified, then this is the name it |
473 | current directory. If an alias is specified, then this is the name it will |
465 | will use for C<@INC> searches, otherfile the F<file> will be used as the |
474 | use for C<@INC> searches, otherwise the path F<file> will be used as the |
466 | internal name. |
475 | internal name. |
467 | |
476 | |
468 | This switch is used to include extra files into the bundle. |
477 | This switch is used to include extra files into the bundle. |
469 | |
478 | |
470 | Example: embed the file F<httpd> in the current directory as F<httpd.pm> |
479 | Example: embed the file F<httpd> in the current directory as F<httpd.pm> |
471 | when creating the bundle. |
480 | when creating the bundle. |
472 | |
481 | |
473 | staticperl mkperl --add "httpd httpd.pm" |
482 | staticperl mkperl --add "httpd httpd.pm" |
|
|
483 | |
|
|
484 | # can be accessed via "use httpd" |
|
|
485 | |
|
|
486 | Example: add a file F<initcode> from the current directory. |
|
|
487 | |
|
|
488 | staticperl mkperl --add 'initcode &initcode' |
|
|
489 | |
|
|
490 | # can be accessed via "do '&initcode'" |
474 | |
491 | |
475 | Example: add local files as extra modules in the bundle. |
492 | Example: add local files as extra modules in the bundle. |
476 | |
493 | |
477 | # specification file |
494 | # specification file |
478 | add file1 myfiles/file1.pm |
495 | add file1 myfiles/file1.pm |
… | |
… | |
488 | |
505 | |
489 | Just like C<--add>, except that it treats the file as binary and adds it |
506 | Just like C<--add>, except that it treats the file as binary and adds it |
490 | without any postprocessing (perl files might get stripped to reduce their |
507 | without any postprocessing (perl files might get stripped to reduce their |
491 | size). |
508 | size). |
492 | |
509 | |
493 | You should probably add a C</> prefix to avoid clashing with embedded perl |
510 | If you specify an alias you should probably add a C<&> prefix to avoid |
494 | files (whose paths do not start with C</>), and/or use a special directory |
511 | clashing with embedded perl files (whose paths never start with C<&>), |
495 | prefix, such as C</res/name>. |
512 | and/or use a special directory prefix, such as C<&res/name>. |
496 | |
513 | |
497 | You can later get a copy of these files by calling C<staticperl::find |
514 | You can later get a copy of these files by calling C<staticperl::find |
498 | "alias">. |
515 | "alias">. |
499 | |
516 | |
500 | An alternative way to embed binary files is to convert them to perl and |
517 | An alternative way to embed binary files is to convert them to perl and |
… | |
… | |
513 | |
530 | |
514 | =item Step 2: filter all files using C<--include> and C<--exclude> options. |
531 | =item Step 2: filter all files using C<--include> and C<--exclude> options. |
515 | |
532 | |
516 | After all candidate files and modules are added, they are I<filtered> |
533 | After all candidate files and modules are added, they are I<filtered> |
517 | by a combination of C<--include> and C<--exclude> patterns (there is an |
534 | by a combination of C<--include> and C<--exclude> patterns (there is an |
518 | implicit C<--include **> at the end, so if no filters are specified, all |
535 | implicit C<--include *> at the end, so if no filters are specified, all |
519 | files are included). |
536 | files are included). |
520 | |
537 | |
521 | All that this step does is potentially reduce the number of files that are |
538 | All that this step does is potentially reduce the number of files that are |
522 | to be included - no new files are added during this step. |
539 | to be included - no new files are added during this step. |
523 | |
540 | |
… | |
… | |
548 | that are added automatically. Only one (F<.packlist> files) is currently |
565 | that are added automatically. Only one (F<.packlist> files) is currently |
549 | optional and can be influenced, the others are always included: |
566 | optional and can be influenced, the others are always included: |
550 | |
567 | |
551 | =over 4 |
568 | =over 4 |
552 | |
569 | |
553 | =item C<--usepacklist> |
570 | =item C<--usepacklists> |
554 | |
571 | |
555 | Read F<.packlist> files for each distribution that happens to match a |
572 | Read F<.packlist> files for each distribution that happens to match a |
556 | module name you specified. Sounds weird, and it is, so expect semantics to |
573 | module name you specified. Sounds weird, and it is, so expect semantics to |
557 | change somehow in the future. |
574 | change somehow in the future. |
558 | |
575 | |
… | |
… | |
626 | Last not least, if you need accurate line numbers in error messages, |
643 | Last not least, if you need accurate line numbers in error messages, |
627 | or in the unlikely case where C<pod> is too slow, or some module gets |
644 | or in the unlikely case where C<pod> is too slow, or some module gets |
628 | mistreated, you can specify C<none> to not mangle included perl sources in |
645 | mistreated, you can specify C<none> to not mangle included perl sources in |
629 | any way. |
646 | any way. |
630 | |
647 | |
631 | =item --perl |
648 | =item C<--perl> |
632 | |
649 | |
633 | After writing out the bundle files, try to link a new perl interpreter. It |
650 | After writing out the bundle files, try to link a new perl interpreter. It |
634 | will be called F<perl> and will be left in the current working |
651 | will be called F<perl> and will be left in the current working |
635 | directory. The bundle files will be removed. |
652 | directory. The bundle files will be removed. |
636 | |
653 | |
… | |
… | |
641 | it will be even smaller than the standard perl interpreter as none of the |
658 | it will be even smaller than the standard perl interpreter as none of the |
642 | modules of the base distribution (such as L<Fcntl>) will be included. |
659 | modules of the base distribution (such as L<Fcntl>) will be included. |
643 | |
660 | |
644 | staticperl mkperl -Mcommon::sense |
661 | staticperl mkperl -Mcommon::sense |
645 | |
662 | |
646 | =item --app name |
663 | =item C<--app> F<name> |
647 | |
664 | |
648 | After writing out the bundle files, try to link a new standalone |
665 | After writing out the bundle files, try to link a new standalone |
649 | program. It will be called C<name>, and the bundle files get removed after |
666 | program. It will be called C<name>, and the bundle files get removed after |
650 | linking it. |
667 | linking it. |
651 | |
668 | |
… | |
… | |
655 | The difference to the (mutually exclusive) C<--perl> option is that the |
672 | The difference to the (mutually exclusive) C<--perl> option is that the |
656 | binary created by this option will not try to act as a perl interpreter - |
673 | binary created by this option will not try to act as a perl interpreter - |
657 | instead it will simply initialise the perl interpreter, clean it up and |
674 | instead it will simply initialise the perl interpreter, clean it up and |
658 | exit. |
675 | exit. |
659 | |
676 | |
660 | This means that, by default, it will do nothing but burna few CPU cycles |
677 | This means that, by default, it will do nothing but burn a few CPU cycles |
661 | - for it to do something useful you I<must> add some boot code, e.g. with |
678 | - for it to do something useful you I<must> add some boot code, e.g. with |
662 | the C<--boot> option. |
679 | the C<--boot> option. |
663 | |
680 | |
664 | Example: create a standalone perl binary called F<./myexe> that will |
681 | Example: create a standalone perl binary called F<./myexe> that will |
665 | execute F<appfile> when it is started. |
682 | execute F<appfile> when it is started. |
666 | |
683 | |
667 | staticperl mkbundle --app myexe --boot appfile |
684 | staticperl mkbundle --app myexe --boot appfile |
668 | |
685 | |
669 | =item --static |
686 | =item C<--static> |
670 | |
687 | |
671 | Add C<-static> to F<bundle.ldopts>, which means a fully static (if |
688 | Add C<-static> to F<bundle.ldopts>, which means a fully static (if |
672 | supported by the OS) executable will be created. This is not immensely |
689 | supported by the OS) executable will be created. This is not immensely |
673 | useful when just creating the bundle files, but is most useful when |
690 | useful when just creating the bundle files, but is most useful when |
674 | linking a binary with the C<--perl> or C<--app> options. |
691 | linking a binary with the C<--perl> or C<--app> options. |
… | |
… | |
681 | systems based on GNU libc don't really support it in a very usable |
698 | systems based on GNU libc don't really support it in a very usable |
682 | fashion either. Try uClibc if you want to create fully statically linked |
699 | fashion either. Try uClibc if you want to create fully statically linked |
683 | executables, or try the C<--staticlib> option to link only some libraries |
700 | executables, or try the C<--staticlib> option to link only some libraries |
684 | statically. |
701 | statically. |
685 | |
702 | |
686 | =item --staticlib libname |
703 | =item C<--staticlib> libname |
687 | |
704 | |
688 | When not linking fully statically, this option allows you to link specific |
705 | When not linking fully statically, this option allows you to link specific |
689 | libraries statically. What it does is simply replace all occurances of |
706 | libraries statically. What it does is simply replace all occurrences of |
690 | C<-llibname> with the GCC-specific C<-Wl,-Bstatic -llibname -Wl,-Bdynamic> |
707 | C<-llibname> with the GCC-specific C<-Wl,-Bstatic -llibname -Wl,-Bdynamic> |
691 | option. |
708 | option. |
692 | |
709 | |
693 | This will have no effect unless the library is actually linked against, |
710 | This will have no effect unless the library is actually linked against, |
694 | specifically, C<--staticlib> will not link against the named library |
711 | specifically, C<--staticlib> will not link against the named library |
695 | unless it would be linked against anyway. |
712 | unless it would be linked against anyway. |
696 | |
713 | |
697 | Example: link libcrypt statically into the binary. |
714 | Example: link libcrypt statically into the final binary. |
698 | |
715 | |
699 | staticperl mkperl -MIO::AIO --staticlib crypt |
716 | staticperl mkperl -MIO::AIO --staticlib crypt |
700 | |
717 | |
701 | # ldopts might now contain: |
718 | # ldopts might now contain: |
702 | # -lm -Wl,-Bstatic -lcrypt -Wl,-Bdynamic -lpthread |
719 | # -lm -Wl,-Bstatic -lcrypt -Wl,-Bdynamic -lpthread |
… | |
… | |
723 | =item Patterns not starting with F</> will be anchored at the end of the path. |
740 | =item Patterns not starting with F</> will be anchored at the end of the path. |
724 | |
741 | |
725 | That is, F<idna.pl> will match any file called F<idna.pl> anywhere in the |
742 | That is, F<idna.pl> will match any file called F<idna.pl> anywhere in the |
726 | hierarchy, but not any directories of the same name. |
743 | hierarchy, but not any directories of the same name. |
727 | |
744 | |
728 | =item A F<*> matches any single component. |
745 | =item A F<*> matches anything within a single path component. |
729 | |
746 | |
730 | That is, F</unicore/*.pl> would match all F<.pl> files directly inside |
747 | That is, F</unicore/*.pl> would match all F<.pl> files directly inside |
731 | C</unicore>, not any deeper level F<.pl> files. Or in other words, F<*> |
748 | C</unicore>, not any deeper level F<.pl> files. Or in other words, F<*> |
732 | will not match slashes. |
749 | will not match slashes. |
733 | |
750 | |
… | |
… | |
944 | A header file that contains the prototypes of the few symbols "exported" |
961 | A header file that contains the prototypes of the few symbols "exported" |
945 | by bundle.c, and also exposes the perl headers to the application. |
962 | by bundle.c, and also exposes the perl headers to the application. |
946 | |
963 | |
947 | =over 4 |
964 | =over 4 |
948 | |
965 | |
949 | =item staticperl_init () |
966 | =item staticperl_init (xs_init = 0) |
950 | |
967 | |
951 | Initialises the perl interpreter. You can use the normal perl functions |
968 | Initialises the perl interpreter. You can use the normal perl functions |
952 | after calling this function, for example, to define extra functions or |
969 | after calling this function, for example, to define extra functions or |
953 | to load a .pm file that contains some initialisation code, or the main |
970 | to load a .pm file that contains some initialisation code, or the main |
954 | program function: |
971 | program function: |
… | |
… | |
961 | } |
978 | } |
962 | |
979 | |
963 | static void |
980 | static void |
964 | run_myapp(void) |
981 | run_myapp(void) |
965 | { |
982 | { |
966 | staticperl_init (); |
983 | staticperl_init (0); |
967 | newXSproto ("myapp::xsfunction", xsfunction, __FILE__, "$$;$"); |
984 | newXSproto ("myapp::xsfunction", xsfunction, __FILE__, "$$;$"); |
968 | eval_pv ("require myapp::main", 1); // executes "myapp/main.pm" |
985 | eval_pv ("require myapp::main", 1); // executes "myapp/main.pm" |
969 | } |
986 | } |
970 | |
987 | |
|
|
988 | When your bootcode already wants to access some XS functions at |
|
|
989 | compiletime, then you need to supply an C<xs_init> function pointer that |
|
|
990 | is called as soon as perl is initialised enough to define XS functions, |
|
|
991 | but before the preamble code is executed: |
|
|
992 | |
|
|
993 | static void |
|
|
994 | xs_init (pTHX) |
|
|
995 | { |
|
|
996 | newXSproto ("myapp::xsfunction", xsfunction, __FILE__, "$$;$"); |
|
|
997 | } |
|
|
998 | |
|
|
999 | static void |
|
|
1000 | run_myapp(void) |
|
|
1001 | { |
|
|
1002 | staticperl_init (xs_init); |
|
|
1003 | } |
|
|
1004 | |
|
|
1005 | =item staticperl_cleanup () |
|
|
1006 | |
|
|
1007 | In the unlikely case that you want to destroy the perl interpreter, here |
|
|
1008 | is the corresponding function. |
|
|
1009 | |
971 | =item staticperl_xs_init (pTHX) |
1010 | =item staticperl_xs_init (pTHX) |
972 | |
1011 | |
973 | Sometimes you need direct control over C<perl_parse> and C<perl_run>, in |
1012 | Sometimes you need direct control over C<perl_parse> and C<perl_run>, in |
974 | which case you do not want to use C<staticperl_init> but call them on your |
1013 | which case you do not want to use C<staticperl_init> but call them on your |
975 | own. |
1014 | own. |
976 | |
1015 | |
977 | Then you need this function - either pass it directly as the C<xs_init> |
1016 | Then you need this function - either pass it directly as the C<xs_init> |
978 | function to C<perl_parse>, or call it from your own C<xs_init> function. |
1017 | function to C<perl_parse>, or call it as one of the first things from your |
979 | |
1018 | own C<xs_init> function. |
980 | =item staticperl_cleanup () |
|
|
981 | |
|
|
982 | In the unlikely case that you want to destroy the perl interpreter, here |
|
|
983 | is the corresponding function. |
|
|
984 | |
1019 | |
985 | =item PerlInterpreter *staticperl |
1020 | =item PerlInterpreter *staticperl |
986 | |
1021 | |
987 | The perl interpreter pointer used by staticperl. Not normally so useful, |
1022 | The perl interpreter pointer used by staticperl. Not normally so useful, |
988 | but there it is. |
1023 | but there it is. |
… | |
… | |
1024 | |
1059 | |
1025 | Returns the list of all paths embedded in this binary. |
1060 | Returns the list of all paths embedded in this binary. |
1026 | |
1061 | |
1027 | =back |
1062 | =back |
1028 | |
1063 | |
1029 | =head1 FULLY STATIC BINARIES - BUILDROOT |
1064 | =head1 FULLY STATIC BINARIES - UCLIBC AND BUILDROOT |
1030 | |
1065 | |
1031 | To make truly static (Linux-) libraries, you might want to have a look at |
1066 | To make truly static (Linux-) libraries, you might want to have a look at |
1032 | buildroot (L<http://buildroot.uclibc.org/>). |
1067 | buildroot (L<http://buildroot.uclibc.org/>). |
1033 | |
1068 | |
1034 | Buildroot is primarily meant to set up a cross-compile environment (which |
1069 | Buildroot is primarily meant to set up a cross-compile environment (which |
… | |
… | |
1106 | handling for those files), so including them on demand by your application |
1141 | handling for those files), so including them on demand by your application |
1107 | only might pay off. |
1142 | only might pay off. |
1108 | |
1143 | |
1109 | To simply include the whole unicode database, use: |
1144 | To simply include the whole unicode database, use: |
1110 | |
1145 | |
1111 | --incglob '/unicore/*.pl' |
1146 | --incglob '/unicore/**.pl' |
1112 | |
1147 | |
1113 | =item AnyEvent |
1148 | =item AnyEvent |
1114 | |
1149 | |
1115 | AnyEvent needs a backend implementation that it will load in a delayed |
1150 | AnyEvent needs a backend implementation that it will load in a delayed |
1116 | fashion. The L<AnyEvent::Impl::Perl> backend is the default choice |
1151 | fashion. The L<AnyEvent::Impl::Perl> backend is the default choice |
… | |
… | |
1121 | |
1156 | |
1122 | If you want to handle IRIs or IDNs (L<AnyEvent::Util> punycode and idn |
1157 | If you want to handle IRIs or IDNs (L<AnyEvent::Util> punycode and idn |
1123 | functions), you also need to include C<"AnyEvent/Util/idna.pl"> and |
1158 | functions), you also need to include C<"AnyEvent/Util/idna.pl"> and |
1124 | C<"AnyEvent/Util/uts46data.pl">. |
1159 | C<"AnyEvent/Util/uts46data.pl">. |
1125 | |
1160 | |
1126 | Or you can use C<--usepacklist> and specify C<-MAnyEvent> to include |
1161 | Or you can use C<--usepacklists> and specify C<-MAnyEvent> to include |
1127 | everything. |
1162 | everything. |
1128 | |
1163 | |
1129 | =item Carp |
1164 | =item Carp |
1130 | |
1165 | |
1131 | Carp had (in older versions of perl) a dependency on L<Carp::Heavy>. As of |
1166 | Carp had (in older versions of perl) a dependency on L<Carp::Heavy>. As of |
… | |
… | |
1137 | turn might need L<"Config_heavy.pl">. Including the latter gives you |
1172 | turn might need L<"Config_heavy.pl">. Including the latter gives you |
1138 | both. |
1173 | both. |
1139 | |
1174 | |
1140 | =item Term::ReadLine::Perl |
1175 | =item Term::ReadLine::Perl |
1141 | |
1176 | |
1142 | Also needs L<Term::ReadLine::readline>, or C<--usepacklist>. |
1177 | Also needs L<Term::ReadLine::readline>, or C<--usepacklists>. |
1143 | |
1178 | |
1144 | =item URI |
1179 | =item URI |
1145 | |
1180 | |
1146 | URI implements schemes as separate modules - the generic URL scheme is |
1181 | URI implements schemes as separate modules - the generic URL scheme is |
1147 | implemented in L<URI::_generic>, HTTP is implemented in L<URI::http>. If |
1182 | implemented in L<URI::_generic>, HTTP is implemented in L<URI::http>. If |
1148 | you need to use any of these schemes, you should include these manually, |
1183 | you need to use any of these schemes, you should include these manually, |
1149 | or use C<--usepacklist>. |
1184 | or use C<--usepacklists>. |
1150 | |
1185 | |
1151 | =back |
1186 | =back |
1152 | |
1187 | |
1153 | =head2 RECIPES |
1188 | =head2 RECIPES |
1154 | |
1189 | |
1155 | =over 4 |
1190 | =over 4 |
1156 | |
1191 | |
1157 | =item Linking everything in |
1192 | =item Just link everything in |
1158 | |
1193 | |
1159 | To link just about everything installed in the perl library into a new |
1194 | To link just about everything installed in the perl library into a new |
1160 | perl, try this: |
1195 | perl, try this (the first time this runs it will take a long time, as a |
|
|
1196 | lot of files need to be parsed): |
1161 | |
1197 | |
1162 | staticperl mkperl --strip ppi --incglob '*' |
1198 | staticperl mkperl -v --strip ppi --incglob '*' |
1163 | |
1199 | |
|
|
1200 | If you don't mind the extra megabytes, this can be a very effective way of |
|
|
1201 | creating bundles without having to worry about forgetting any modules. |
|
|
1202 | |
|
|
1203 | You get even more useful variants of this method by first selecting |
|
|
1204 | everything, and then excluding stuff you are reasonable sure not to need - |
|
|
1205 | L<bigperl|http://staticperl.schmorp.de/bigperl.html> uses this approach. |
|
|
1206 | |
1164 | =item Getting rid of netdb function |
1207 | =item Getting rid of netdb functions |
1165 | |
1208 | |
1166 | The perl core has lots of netdb functions (C<getnetbyname>, C<getgrent> |
1209 | The perl core has lots of netdb functions (C<getnetbyname>, C<getgrent> |
1167 | and so on) that few applications use. You can avoid compiling them in by |
1210 | and so on) that few applications use. You can avoid compiling them in by |
1168 | putting the following fragment into a C<preconfigure> hook: |
1211 | putting the following fragment into a C<preconfigure> hook: |
1169 | |
1212 | |
… | |
… | |
1186 | do |
1229 | do |
1187 | PERL_CONFIGURE="$PERL_CONFIGURE -U$sym" |
1230 | PERL_CONFIGURE="$PERL_CONFIGURE -U$sym" |
1188 | done |
1231 | done |
1189 | } |
1232 | } |
1190 | |
1233 | |
1191 | This mostly gains space when linking staticaly, as the functions will |
1234 | This mostly gains space when linking statically, as the functions will |
1192 | likely not be linked in. The gain for dynamically-linked binaries is |
1235 | likely not be linked in. The gain for dynamically-linked binaries is |
1193 | smaller. |
1236 | smaller. |
1194 | |
1237 | |
1195 | Also, this leaves C<gethostbyname> in - not only is it actually used |
1238 | Also, this leaves C<gethostbyname> in - not only is it actually used |
1196 | often, the L<Socket> module also exposes it, so leaving it out usually |
1239 | often, the L<Socket> module also exposes it, so leaving it out usually |