1#!/usr/bin/perl -w 2 3use strict; 4 5## Copyright (c) 1998 Michael Zucchi, All Rights Reserved ## 6## Copyright (C) 2000, 1 Tim Waugh <twaugh@redhat.com> ## 7## Copyright (C) 2001 Simon Huggins ## 8## Copyright (C) 2005-2012 Randy Dunlap ## 9## Copyright (C) 2012 Dan Luedtke ## 10## ## 11## #define enhancements by Armin Kuster <akuster@mvista.com> ## 12## Copyright (c) 2000 MontaVista Software, Inc. ## 13## ## 14## This software falls under the GNU General Public License. ## 15## Please read the COPYING file for more information ## 16 17# 18/01/2001 - Cleanups 18# Functions prototyped as foo(void) same as foo() 19# Stop eval'ing where we don't need to. 20# -- huggie@earth.li 21 22# 27/06/2001 - Allowed whitespace after initial "/**" and 23# allowed comments before function declarations. 24# -- Christian Kreibich <ck@whoop.org> 25 26# Still to do: 27# - add perldoc documentation 28# - Look more closely at some of the scarier bits :) 29 30# 26/05/2001 - Support for separate source and object trees. 31# Return error code. 32# Keith Owens <kaos@ocs.com.au> 33 34# 23/09/2001 - Added support for typedefs, structs, enums and unions 35# Support for Context section; can be terminated using empty line 36# Small fixes (like spaces vs. \s in regex) 37# -- Tim Jansen <tim@tjansen.de> 38 39# 25/07/2012 - Added support for HTML5 40# -- Dan Luedtke <mail@danrl.de> 41 42sub usage { 43 my $message = <<"EOF"; 44Usage: $0 [OPTION ...] FILE ... 45 46Read C language source or header FILEs, extract embedded documentation comments, 47and print formatted documentation to standard output. 48 49The documentation comments are identified by "/**" opening comment mark. See 50Documentation/kernel-doc-nano-HOWTO.txt for the documentation comment syntax. 51 52Output format selection (mutually exclusive): 53 -docbook Output DocBook format. 54 -html Output HTML format. 55 -html5 Output HTML5 format. 56 -list Output symbol list format. This is for use by docproc. 57 -man Output troff manual page format. This is the default. 58 -rst Output reStructuredText format. 59 -text Output plain text format. 60 61Output selection (mutually exclusive): 62 -export Only output documentation for symbols that have been 63 exported using EXPORT_SYMBOL() or EXPORT_SYMBOL_GPL() 64 in any input FILE or -export-file FILE. 65 -internal Only output documentation for symbols that have NOT been 66 exported using EXPORT_SYMBOL() or EXPORT_SYMBOL_GPL() 67 in any input FILE or -export-file FILE. 68 -function NAME Only output documentation for the given function(s) 69 or DOC: section title(s). All other functions and DOC: 70 sections are ignored. May be specified multiple times. 71 -nofunction NAME Do NOT output documentation for the given function(s); 72 only output documentation for the other functions and 73 DOC: sections. May be specified multiple times. 74 75Output selection modifiers: 76 -no-doc-sections Do not output DOC: sections. 77 -enable-lineno Enable output of #define LINENO lines. Only works with 78 reStructuredText format. 79 -export-file FILE Specify an additional FILE in which to look for 80 EXPORT_SYMBOL() and EXPORT_SYMBOL_GPL(). To be used with 81 -export or -internal. May be specified multiple times. 82 83Other parameters: 84 -v Verbose output, more warnings and other information. 85 -h Print this help. 86 87EOF 88 print $message; 89 exit 1; 90} 91 92# 93# format of comments. 94# In the following table, (...)? signifies optional structure. 95# (...)* signifies 0 or more structure elements 96# /** 97# * function_name(:)? (- short description)? 98# (* @parameterx: (description of parameter x)?)* 99# (* a blank line)? 100# * (Description:)? (Description of function)? 101# * (section header: (section description)? )* 102# (*)?*/ 103# 104# So .. the trivial example would be: 105# 106# /** 107# * my_function 108# */ 109# 110# If the Description: header tag is omitted, then there must be a blank line 111# after the last parameter specification. 112# e.g. 113# /** 114# * my_function - does my stuff 115# * @my_arg: its mine damnit 116# * 117# * Does my stuff explained. 118# */ 119# 120# or, could also use: 121# /** 122# * my_function - does my stuff 123# * @my_arg: its mine damnit 124# * Description: Does my stuff explained. 125# */ 126# etc. 127# 128# Besides functions you can also write documentation for structs, unions, 129# enums and typedefs. Instead of the function name you must write the name 130# of the declaration; the struct/union/enum/typedef must always precede 131# the name. Nesting of declarations is not supported. 132# Use the argument mechanism to document members or constants. 133# e.g. 134# /** 135# * struct my_struct - short description 136# * @a: first member 137# * @b: second member 138# * 139# * Longer description 140# */ 141# struct my_struct { 142# int a; 143# int b; 144# /* private: */ 145# int c; 146# }; 147# 148# All descriptions can be multiline, except the short function description. 149# 150# For really longs structs, you can also describe arguments inside the 151# body of the struct. 152# eg. 153# /** 154# * struct my_struct - short description 155# * @a: first member 156# * @b: second member 157# * 158# * Longer description 159# */ 160# struct my_struct { 161# int a; 162# int b; 163# /** 164# * @c: This is longer description of C 165# * 166# * You can use paragraphs to describe arguments 167# * using this method. 168# */ 169# int c; 170# }; 171# 172# This should be use only for struct/enum members. 173# 174# You can also add additional sections. When documenting kernel functions you 175# should document the "Context:" of the function, e.g. whether the functions 176# can be called form interrupts. Unlike other sections you can end it with an 177# empty line. 178# A non-void function should have a "Return:" section describing the return 179# value(s). 180# Example-sections should contain the string EXAMPLE so that they are marked 181# appropriately in DocBook. 182# 183# Example: 184# /** 185# * user_function - function that can only be called in user context 186# * @a: some argument 187# * Context: !in_interrupt() 188# * 189# * Some description 190# * Example: 191# * user_function(22); 192# */ 193# ... 194# 195# 196# All descriptive text is further processed, scanning for the following special 197# patterns, which are highlighted appropriately. 198# 199# 'funcname()' - function 200# '$ENVVAR' - environmental variable 201# '&struct_name' - name of a structure (up to two words including 'struct') 202# '@parameter' - name of a parameter 203# '%CONST' - name of a constant. 204 205## init lots of data 206 207my $errors = 0; 208my $warnings = 0; 209my $anon_struct_union = 0; 210 211# match expressions used to find embedded type information 212my $type_constant = '\%([-_\w]+)'; 213my $type_func = '(\w+)\(\)'; 214my $type_param = '\@(\w+)'; 215my $type_struct = '\&((struct\s*)*[_\w]+)'; 216my $type_struct_xml = '\\&((struct\s*)*[_\w]+)'; 217my $type_env = '(\$\w+)'; 218my $type_enum_full = '\&(enum)\s*([_\w]+)'; 219my $type_struct_full = '\&(struct)\s*([_\w]+)'; 220my $type_typedef_full = '\&(typedef)\s*([_\w]+)'; 221my $type_union_full = '\&(union)\s*([_\w]+)'; 222my $type_member = '\&([_\w]+)((\.|->)[_\w]+)'; 223my $type_member_func = $type_member . '\(\)'; 224 225# Output conversion substitutions. 226# One for each output format 227 228# these work fairly well 229my @highlights_html = ( 230 [$type_constant, "<i>\$1</i>"], 231 [$type_func, "<b>\$1</b>"], 232 [$type_struct_xml, "<i>\$1</i>"], 233 [$type_env, "<b><i>\$1</i></b>"], 234 [$type_param, "<tt><b>\$1</b></tt>"] 235 ); 236my $local_lt = "\\\\\\\\lt:"; 237my $local_gt = "\\\\\\\\gt:"; 238my $blankline_html = $local_lt . "p" . $local_gt; # was "<p>" 239 240# html version 5 241my @highlights_html5 = ( 242 [$type_constant, "<span class=\"const\">\$1</span>"], 243 [$type_func, "<span class=\"func\">\$1</span>"], 244 [$type_struct_xml, "<span class=\"struct\">\$1</span>"], 245 [$type_env, "<span class=\"env\">\$1</span>"], 246 [$type_param, "<span class=\"param\">\$1</span>]"] 247 ); 248my $blankline_html5 = $local_lt . "br /" . $local_gt; 249 250# XML, docbook format 251my @highlights_xml = ( 252 ["([^=])\\\"([^\\\"<]+)\\\"", "\$1<quote>\$2</quote>"], 253 [$type_constant, "<constant>\$1</constant>"], 254 [$type_struct_xml, "<structname>\$1</structname>"], 255 [$type_param, "<parameter>\$1</parameter>"], 256 [$type_func, "<function>\$1</function>"], 257 [$type_env, "<envar>\$1</envar>"] 258 ); 259my $blankline_xml = $local_lt . "/para" . $local_gt . $local_lt . "para" . $local_gt . "\n"; 260 261# gnome, docbook format 262my @highlights_gnome = ( 263 [$type_constant, "<replaceable class=\"option\">\$1</replaceable>"], 264 [$type_func, "<function>\$1</function>"], 265 [$type_struct, "<structname>\$1</structname>"], 266 [$type_env, "<envar>\$1</envar>"], 267 [$type_param, "<parameter>\$1</parameter>" ] 268 ); 269my $blankline_gnome = "</para><para>\n"; 270 271# these are pretty rough 272my @highlights_man = ( 273 [$type_constant, "\$1"], 274 [$type_func, "\\\\fB\$1\\\\fP"], 275 [$type_struct, "\\\\fI\$1\\\\fP"], 276 [$type_param, "\\\\fI\$1\\\\fP"] 277 ); 278my $blankline_man = ""; 279 280# text-mode 281my @highlights_text = ( 282 [$type_constant, "\$1"], 283 [$type_func, "\$1"], 284 [$type_struct, "\$1"], 285 [$type_param, "\$1"] 286 ); 287my $blankline_text = ""; 288 289# rst-mode 290my @highlights_rst = ( 291 [$type_constant, "``\$1``"], 292 # Note: need to escape () to avoid func matching later 293 [$type_member_func, "\\:c\\:type\\:`\$1\$2\\\\(\\\\) <\$1>`"], 294 [$type_member, "\\:c\\:type\\:`\$1\$2 <\$1>`"], 295 [$type_func, "\\:c\\:func\\:`\$1()`"], 296 [$type_struct_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"], 297 [$type_enum_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"], 298 [$type_typedef_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"], 299 [$type_union_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"], 300 # in rst this can refer to any type 301 [$type_struct, "\\:c\\:type\\:`\$1`"], 302 [$type_param, "**\$1**"] 303 ); 304my $blankline_rst = "\n"; 305 306# list mode 307my @highlights_list = ( 308 [$type_constant, "\$1"], 309 [$type_func, "\$1"], 310 [$type_struct, "\$1"], 311 [$type_param, "\$1"] 312 ); 313my $blankline_list = ""; 314 315# read arguments 316if ($#ARGV == -1) { 317 usage(); 318} 319 320my $kernelversion; 321my $dohighlight = ""; 322 323my $verbose = 0; 324my $output_mode = "man"; 325my $output_preformatted = 0; 326my $no_doc_sections = 0; 327my $enable_lineno = 0; 328my @highlights = @highlights_man; 329my $blankline = $blankline_man; 330my $modulename = "Kernel API"; 331 332use constant { 333 OUTPUT_ALL => 0, # output all symbols and doc sections 334 OUTPUT_INCLUDE => 1, # output only specified symbols 335 OUTPUT_EXCLUDE => 2, # output everything except specified symbols 336 OUTPUT_EXPORTED => 3, # output exported symbols 337 OUTPUT_INTERNAL => 4, # output non-exported symbols 338}; 339my $output_selection = OUTPUT_ALL; 340my $show_not_found = 0; 341 342my @export_file_list; 343 344my @build_time; 345if (defined($ENV{'KBUILD_BUILD_TIMESTAMP'}) && 346 (my $seconds = `date -d"${ENV{'KBUILD_BUILD_TIMESTAMP'}}" +%s`) ne '') { 347 @build_time = gmtime($seconds); 348} else { 349 @build_time = localtime; 350} 351 352my $man_date = ('January', 'February', 'March', 'April', 'May', 'June', 353 'July', 'August', 'September', 'October', 354 'November', 'December')[$build_time[4]] . 355 " " . ($build_time[5]+1900); 356 357# Essentially these are globals. 358# They probably want to be tidied up, made more localised or something. 359# CAVEAT EMPTOR! Some of the others I localised may not want to be, which 360# could cause "use of undefined value" or other bugs. 361my ($function, %function_table, %parametertypes, $declaration_purpose); 362my $declaration_start_line; 363my ($type, $declaration_name, $return_type); 364my ($newsection, $newcontents, $prototype, $brcount, %source_map); 365 366if (defined($ENV{'KBUILD_VERBOSE'})) { 367 $verbose = "$ENV{'KBUILD_VERBOSE'}"; 368} 369 370# Generated docbook code is inserted in a template at a point where 371# docbook v3.1 requires a non-zero sequence of RefEntry's; see: 372# http://www.oasis-open.org/docbook/documentation/reference/html/refentry.html 373# We keep track of number of generated entries and generate a dummy 374# if needs be to ensure the expanded template can be postprocessed 375# into html. 376my $section_counter = 0; 377 378my $lineprefix=""; 379 380# Parser states 381use constant { 382 STATE_NORMAL => 0, # normal code 383 STATE_NAME => 1, # looking for function name 384 STATE_FIELD => 2, # scanning field start 385 STATE_PROTO => 3, # scanning prototype 386 STATE_DOCBLOCK => 4, # documentation block 387 STATE_INLINE => 5, # gathering documentation outside main block 388}; 389my $state; 390my $in_doc_sect; 391 392# Inline documentation state 393use constant { 394 STATE_INLINE_NA => 0, # not applicable ($state != STATE_INLINE) 395 STATE_INLINE_NAME => 1, # looking for member name (@foo:) 396 STATE_INLINE_TEXT => 2, # looking for member documentation 397 STATE_INLINE_END => 3, # done 398 STATE_INLINE_ERROR => 4, # error - Comment without header was found. 399 # Spit a warning as it's not 400 # proper kernel-doc and ignore the rest. 401}; 402my $inline_doc_state; 403 404#declaration types: can be 405# 'function', 'struct', 'union', 'enum', 'typedef' 406my $decl_type; 407 408my $doc_start = '^/\*\*\s*$'; # Allow whitespace at end of comment start. 409my $doc_end = '\*/'; 410my $doc_com = '\s*\*\s*'; 411my $doc_com_body = '\s*\* ?'; 412my $doc_decl = $doc_com . '(\w+)'; 413# @params and a strictly limited set of supported section names 414my $doc_sect = $doc_com . 415 '\s*(\@\w+|description|context|returns?|notes?|examples?)\s*:(.*)'; 416my $doc_content = $doc_com_body . '(.*)'; 417my $doc_block = $doc_com . 'DOC:\s*(.*)?'; 418my $doc_inline_start = '^\s*/\*\*\s*$'; 419my $doc_inline_sect = '\s*\*\s*(@[\w\s]+):(.*)'; 420my $doc_inline_end = '^\s*\*/\s*$'; 421my $export_symbol = '^\s*EXPORT_SYMBOL(_GPL)?\s*\(\s*(\w+)\s*\)\s*;'; 422 423my %parameterdescs; 424my %parameterdesc_start_lines; 425my @parameterlist; 426my %sections; 427my @sectionlist; 428my %section_start_lines; 429my $sectcheck; 430my $struct_actual; 431 432my $contents = ""; 433my $new_start_line = 0; 434 435# the canonical section names. see also $doc_sect above. 436my $section_default = "Description"; # default section 437my $section_intro = "Introduction"; 438my $section = $section_default; 439my $section_context = "Context"; 440my $section_return = "Return"; 441 442my $undescribed = "-- undescribed --"; 443 444reset_state(); 445 446while ($ARGV[0] =~ m/^-(.*)/) { 447 my $cmd = shift @ARGV; 448 if ($cmd eq "-html") { 449 $output_mode = "html"; 450 @highlights = @highlights_html; 451 $blankline = $blankline_html; 452 } elsif ($cmd eq "-html5") { 453 $output_mode = "html5"; 454 @highlights = @highlights_html5; 455 $blankline = $blankline_html5; 456 } elsif ($cmd eq "-man") { 457 $output_mode = "man"; 458 @highlights = @highlights_man; 459 $blankline = $blankline_man; 460 } elsif ($cmd eq "-text") { 461 $output_mode = "text"; 462 @highlights = @highlights_text; 463 $blankline = $blankline_text; 464 } elsif ($cmd eq "-rst") { 465 $output_mode = "rst"; 466 @highlights = @highlights_rst; 467 $blankline = $blankline_rst; 468 } elsif ($cmd eq "-docbook") { 469 $output_mode = "xml"; 470 @highlights = @highlights_xml; 471 $blankline = $blankline_xml; 472 } elsif ($cmd eq "-list") { 473 $output_mode = "list"; 474 @highlights = @highlights_list; 475 $blankline = $blankline_list; 476 } elsif ($cmd eq "-gnome") { 477 $output_mode = "gnome"; 478 @highlights = @highlights_gnome; 479 $blankline = $blankline_gnome; 480 } elsif ($cmd eq "-module") { # not needed for XML, inherits from calling document 481 $modulename = shift @ARGV; 482 } elsif ($cmd eq "-function") { # to only output specific functions 483 $output_selection = OUTPUT_INCLUDE; 484 $function = shift @ARGV; 485 $function_table{$function} = 1; 486 } elsif ($cmd eq "-nofunction") { # output all except specific functions 487 $output_selection = OUTPUT_EXCLUDE; 488 $function = shift @ARGV; 489 $function_table{$function} = 1; 490 } elsif ($cmd eq "-export") { # only exported symbols 491 $output_selection = OUTPUT_EXPORTED; 492 %function_table = (); 493 } elsif ($cmd eq "-internal") { # only non-exported symbols 494 $output_selection = OUTPUT_INTERNAL; 495 %function_table = (); 496 } elsif ($cmd eq "-export-file") { 497 my $file = shift @ARGV; 498 push(@export_file_list, $file); 499 } elsif ($cmd eq "-v") { 500 $verbose = 1; 501 } elsif (($cmd eq "-h") || ($cmd eq "--help")) { 502 usage(); 503 } elsif ($cmd eq '-no-doc-sections') { 504 $no_doc_sections = 1; 505 } elsif ($cmd eq '-enable-lineno') { 506 $enable_lineno = 1; 507 } elsif ($cmd eq '-show-not-found') { 508 $show_not_found = 1; 509 } 510} 511 512# continue execution near EOF; 513 514# get kernel version from env 515sub get_kernel_version() { 516 my $version = 'unknown kernel version'; 517 518 if (defined($ENV{'KERNELVERSION'})) { 519 $version = $ENV{'KERNELVERSION'}; 520 } 521 return $version; 522} 523 524# 525sub print_lineno { 526 my $lineno = shift; 527 if ($enable_lineno && defined($lineno)) { 528 print "#define LINENO " . $lineno . "\n"; 529 } 530} 531## 532# dumps section contents to arrays/hashes intended for that purpose. 533# 534sub dump_section { 535 my $file = shift; 536 my $name = shift; 537 my $contents = join "\n", @_; 538 539 if ($name =~ m/$type_param/) { 540 $name = $1; 541 $parameterdescs{$name} = $contents; 542 $sectcheck = $sectcheck . $name . " "; 543 $parameterdesc_start_lines{$name} = $new_start_line; 544 $new_start_line = 0; 545 } elsif ($name eq "@\.\.\.") { 546 $name = "..."; 547 $parameterdescs{$name} = $contents; 548 $sectcheck = $sectcheck . $name . " "; 549 $parameterdesc_start_lines{$name} = $new_start_line; 550 $new_start_line = 0; 551 } else { 552 if (defined($sections{$name}) && ($sections{$name} ne "")) { 553 # Only warn on user specified duplicate section names. 554 if ($name ne $section_default) { 555 print STDERR "${file}:$.: warning: duplicate section name '$name'\n"; 556 ++$warnings; 557 } 558 $sections{$name} .= $contents; 559 } else { 560 $sections{$name} = $contents; 561 push @sectionlist, $name; 562 $section_start_lines{$name} = $new_start_line; 563 $new_start_line = 0; 564 } 565 } 566} 567 568## 569# dump DOC: section after checking that it should go out 570# 571sub dump_doc_section { 572 my $file = shift; 573 my $name = shift; 574 my $contents = join "\n", @_; 575 576 if ($no_doc_sections) { 577 return; 578 } 579 580 if (($output_selection == OUTPUT_ALL) || 581 ($output_selection == OUTPUT_INCLUDE && 582 defined($function_table{$name})) || 583 ($output_selection == OUTPUT_EXCLUDE && 584 !defined($function_table{$name}))) 585 { 586 dump_section($file, $name, $contents); 587 output_blockhead({'sectionlist' => \@sectionlist, 588 'sections' => \%sections, 589 'module' => $modulename, 590 'content-only' => ($output_selection != OUTPUT_ALL), }); 591 } 592} 593 594## 595# output function 596# 597# parameterdescs, a hash. 598# function => "function name" 599# parameterlist => @list of parameters 600# parameterdescs => %parameter descriptions 601# sectionlist => @list of sections 602# sections => %section descriptions 603# 604 605sub output_highlight { 606 my $contents = join "\n",@_; 607 my $line; 608 609# DEBUG 610# if (!defined $contents) { 611# use Carp; 612# confess "output_highlight got called with no args?\n"; 613# } 614 615 if ($output_mode eq "html" || $output_mode eq "html5" || 616 $output_mode eq "xml") { 617 $contents = local_unescape($contents); 618 # convert data read & converted thru xml_escape() into &xyz; format: 619 $contents =~ s/\\\\\\/\&/g; 620 } 621# print STDERR "contents b4:$contents\n"; 622 eval $dohighlight; 623 die $@ if $@; 624# print STDERR "contents af:$contents\n"; 625 626# strip whitespaces when generating html5 627 if ($output_mode eq "html5") { 628 $contents =~ s/^\s+//; 629 $contents =~ s/\s+$//; 630 } 631 foreach $line (split "\n", $contents) { 632 if (! $output_preformatted) { 633 $line =~ s/^\s*//; 634 } 635 if ($line eq ""){ 636 if (! $output_preformatted) { 637 print $lineprefix, local_unescape($blankline); 638 } 639 } else { 640 $line =~ s/\\\\\\/\&/g; 641 if ($output_mode eq "man" && substr($line, 0, 1) eq ".") { 642 print "\\&$line"; 643 } else { 644 print $lineprefix, $line; 645 } 646 } 647 print "\n"; 648 } 649} 650 651# output sections in html 652sub output_section_html(%) { 653 my %args = %{$_[0]}; 654 my $section; 655 656 foreach $section (@{$args{'sectionlist'}}) { 657 print "<h3>$section</h3>\n"; 658 print "<blockquote>\n"; 659 output_highlight($args{'sections'}{$section}); 660 print "</blockquote>\n"; 661 } 662} 663 664# output enum in html 665sub output_enum_html(%) { 666 my %args = %{$_[0]}; 667 my ($parameter); 668 my $count; 669 print "<h2>enum " . $args{'enum'} . "</h2>\n"; 670 671 print "<b>enum " . $args{'enum'} . "</b> {<br>\n"; 672 $count = 0; 673 foreach $parameter (@{$args{'parameterlist'}}) { 674 print " <b>" . $parameter . "</b>"; 675 if ($count != $#{$args{'parameterlist'}}) { 676 $count++; 677 print ",\n"; 678 } 679 print "<br>"; 680 } 681 print "};<br>\n"; 682 683 print "<h3>Constants</h3>\n"; 684 print "<dl>\n"; 685 foreach $parameter (@{$args{'parameterlist'}}) { 686 print "<dt><b>" . $parameter . "</b>\n"; 687 print "<dd>"; 688 output_highlight($args{'parameterdescs'}{$parameter}); 689 } 690 print "</dl>\n"; 691 output_section_html(@_); 692 print "<hr>\n"; 693} 694 695# output typedef in html 696sub output_typedef_html(%) { 697 my %args = %{$_[0]}; 698 my ($parameter); 699 my $count; 700 print "<h2>typedef " . $args{'typedef'} . "</h2>\n"; 701 702 print "<b>typedef " . $args{'typedef'} . "</b>\n"; 703 output_section_html(@_); 704 print "<hr>\n"; 705} 706 707# output struct in html 708sub output_struct_html(%) { 709 my %args = %{$_[0]}; 710 my ($parameter); 711 712 print "<h2>" . $args{'type'} . " " . $args{'struct'} . " - " . $args{'purpose'} . "</h2>\n"; 713 print "<b>" . $args{'type'} . " " . $args{'struct'} . "</b> {<br>\n"; 714 foreach $parameter (@{$args{'parameterlist'}}) { 715 if ($parameter =~ /^#/) { 716 print "$parameter<br>\n"; 717 next; 718 } 719 my $parameter_name = $parameter; 720 $parameter_name =~ s/\[.*//; 721 722 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 723 $type = $args{'parametertypes'}{$parameter}; 724 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 725 # pointer-to-function 726 print " <i>$1</i><b>$parameter</b>) <i>($2)</i>;<br>\n"; 727 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 728 # bitfield 729 print " <i>$1</i> <b>$parameter</b>$2;<br>\n"; 730 } else { 731 print " <i>$type</i> <b>$parameter</b>;<br>\n"; 732 } 733 } 734 print "};<br>\n"; 735 736 print "<h3>Members</h3>\n"; 737 print "<dl>\n"; 738 foreach $parameter (@{$args{'parameterlist'}}) { 739 ($parameter =~ /^#/) && next; 740 741 my $parameter_name = $parameter; 742 $parameter_name =~ s/\[.*//; 743 744 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 745 print "<dt><b>" . $parameter . "</b>\n"; 746 print "<dd>"; 747 output_highlight($args{'parameterdescs'}{$parameter_name}); 748 } 749 print "</dl>\n"; 750 output_section_html(@_); 751 print "<hr>\n"; 752} 753 754# output function in html 755sub output_function_html(%) { 756 my %args = %{$_[0]}; 757 my ($parameter, $section); 758 my $count; 759 760 print "<h2>" . $args{'function'} . " - " . $args{'purpose'} . "</h2>\n"; 761 print "<i>" . $args{'functiontype'} . "</i>\n"; 762 print "<b>" . $args{'function'} . "</b>\n"; 763 print "("; 764 $count = 0; 765 foreach $parameter (@{$args{'parameterlist'}}) { 766 $type = $args{'parametertypes'}{$parameter}; 767 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 768 # pointer-to-function 769 print "<i>$1</i><b>$parameter</b>) <i>($2)</i>"; 770 } else { 771 print "<i>" . $type . "</i> <b>" . $parameter . "</b>"; 772 } 773 if ($count != $#{$args{'parameterlist'}}) { 774 $count++; 775 print ",\n"; 776 } 777 } 778 print ")\n"; 779 780 print "<h3>Arguments</h3>\n"; 781 print "<dl>\n"; 782 foreach $parameter (@{$args{'parameterlist'}}) { 783 my $parameter_name = $parameter; 784 $parameter_name =~ s/\[.*//; 785 786 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 787 print "<dt><b>" . $parameter . "</b>\n"; 788 print "<dd>"; 789 output_highlight($args{'parameterdescs'}{$parameter_name}); 790 } 791 print "</dl>\n"; 792 output_section_html(@_); 793 print "<hr>\n"; 794} 795 796# output DOC: block header in html 797sub output_blockhead_html(%) { 798 my %args = %{$_[0]}; 799 my ($parameter, $section); 800 my $count; 801 802 foreach $section (@{$args{'sectionlist'}}) { 803 print "<h3>$section</h3>\n"; 804 print "<ul>\n"; 805 output_highlight($args{'sections'}{$section}); 806 print "</ul>\n"; 807 } 808 print "<hr>\n"; 809} 810 811# output sections in html5 812sub output_section_html5(%) { 813 my %args = %{$_[0]}; 814 my $section; 815 816 foreach $section (@{$args{'sectionlist'}}) { 817 print "<section>\n"; 818 print "<h1>$section</h1>\n"; 819 print "<p>\n"; 820 output_highlight($args{'sections'}{$section}); 821 print "</p>\n"; 822 print "</section>\n"; 823 } 824} 825 826# output enum in html5 827sub output_enum_html5(%) { 828 my %args = %{$_[0]}; 829 my ($parameter); 830 my $count; 831 my $html5id; 832 833 $html5id = $args{'enum'}; 834 $html5id =~ s/[^a-zA-Z0-9\-]+/_/g; 835 print "<article class=\"enum\" id=\"enum:". $html5id . "\">"; 836 print "<h1>enum " . $args{'enum'} . "</h1>\n"; 837 print "<ol class=\"code\">\n"; 838 print "<li>"; 839 print "<span class=\"keyword\">enum</span> "; 840 print "<span class=\"identifier\">" . $args{'enum'} . "</span> {"; 841 print "</li>\n"; 842 $count = 0; 843 foreach $parameter (@{$args{'parameterlist'}}) { 844 print "<li class=\"indent\">"; 845 print "<span class=\"param\">" . $parameter . "</span>"; 846 if ($count != $#{$args{'parameterlist'}}) { 847 $count++; 848 print ","; 849 } 850 print "</li>\n"; 851 } 852 print "<li>};</li>\n"; 853 print "</ol>\n"; 854 855 print "<section>\n"; 856 print "<h1>Constants</h1>\n"; 857 print "<dl>\n"; 858 foreach $parameter (@{$args{'parameterlist'}}) { 859 print "<dt>" . $parameter . "</dt>\n"; 860 print "<dd>"; 861 output_highlight($args{'parameterdescs'}{$parameter}); 862 print "</dd>\n"; 863 } 864 print "</dl>\n"; 865 print "</section>\n"; 866 output_section_html5(@_); 867 print "</article>\n"; 868} 869 870# output typedef in html5 871sub output_typedef_html5(%) { 872 my %args = %{$_[0]}; 873 my ($parameter); 874 my $count; 875 my $html5id; 876 877 $html5id = $args{'typedef'}; 878 $html5id =~ s/[^a-zA-Z0-9\-]+/_/g; 879 print "<article class=\"typedef\" id=\"typedef:" . $html5id . "\">\n"; 880 print "<h1>typedef " . $args{'typedef'} . "</h1>\n"; 881 882 print "<ol class=\"code\">\n"; 883 print "<li>"; 884 print "<span class=\"keyword\">typedef</span> "; 885 print "<span class=\"identifier\">" . $args{'typedef'} . "</span>"; 886 print "</li>\n"; 887 print "</ol>\n"; 888 output_section_html5(@_); 889 print "</article>\n"; 890} 891 892# output struct in html5 893sub output_struct_html5(%) { 894 my %args = %{$_[0]}; 895 my ($parameter); 896 my $html5id; 897 898 $html5id = $args{'struct'}; 899 $html5id =~ s/[^a-zA-Z0-9\-]+/_/g; 900 print "<article class=\"struct\" id=\"struct:" . $html5id . "\">\n"; 901 print "<hgroup>\n"; 902 print "<h1>" . $args{'type'} . " " . $args{'struct'} . "</h1>"; 903 print "<h2>". $args{'purpose'} . "</h2>\n"; 904 print "</hgroup>\n"; 905 print "<ol class=\"code\">\n"; 906 print "<li>"; 907 print "<span class=\"type\">" . $args{'type'} . "</span> "; 908 print "<span class=\"identifier\">" . $args{'struct'} . "</span> {"; 909 print "</li>\n"; 910 foreach $parameter (@{$args{'parameterlist'}}) { 911 print "<li class=\"indent\">"; 912 if ($parameter =~ /^#/) { 913 print "<span class=\"param\">" . $parameter ."</span>\n"; 914 print "</li>\n"; 915 next; 916 } 917 my $parameter_name = $parameter; 918 $parameter_name =~ s/\[.*//; 919 920 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 921 $type = $args{'parametertypes'}{$parameter}; 922 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 923 # pointer-to-function 924 print "<span class=\"type\">$1</span> "; 925 print "<span class=\"param\">$parameter</span>"; 926 print "<span class=\"type\">)</span> "; 927 print "(<span class=\"args\">$2</span>);"; 928 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 929 # bitfield 930 print "<span class=\"type\">$1</span> "; 931 print "<span class=\"param\">$parameter</span>"; 932 print "<span class=\"bits\">$2</span>;"; 933 } else { 934 print "<span class=\"type\">$type</span> "; 935 print "<span class=\"param\">$parameter</span>;"; 936 } 937 print "</li>\n"; 938 } 939 print "<li>};</li>\n"; 940 print "</ol>\n"; 941 942 print "<section>\n"; 943 print "<h1>Members</h1>\n"; 944 print "<dl>\n"; 945 foreach $parameter (@{$args{'parameterlist'}}) { 946 ($parameter =~ /^#/) && next; 947 948 my $parameter_name = $parameter; 949 $parameter_name =~ s/\[.*//; 950 951 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 952 print "<dt>" . $parameter . "</dt>\n"; 953 print "<dd>"; 954 output_highlight($args{'parameterdescs'}{$parameter_name}); 955 print "</dd>\n"; 956 } 957 print "</dl>\n"; 958 print "</section>\n"; 959 output_section_html5(@_); 960 print "</article>\n"; 961} 962 963# output function in html5 964sub output_function_html5(%) { 965 my %args = %{$_[0]}; 966 my ($parameter, $section); 967 my $count; 968 my $html5id; 969 970 $html5id = $args{'function'}; 971 $html5id =~ s/[^a-zA-Z0-9\-]+/_/g; 972 print "<article class=\"function\" id=\"func:". $html5id . "\">\n"; 973 print "<hgroup>\n"; 974 print "<h1>" . $args{'function'} . "</h1>"; 975 print "<h2>" . $args{'purpose'} . "</h2>\n"; 976 print "</hgroup>\n"; 977 print "<ol class=\"code\">\n"; 978 print "<li>"; 979 print "<span class=\"type\">" . $args{'functiontype'} . "</span> "; 980 print "<span class=\"identifier\">" . $args{'function'} . "</span> ("; 981 print "</li>"; 982 $count = 0; 983 foreach $parameter (@{$args{'parameterlist'}}) { 984 print "<li class=\"indent\">"; 985 $type = $args{'parametertypes'}{$parameter}; 986 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 987 # pointer-to-function 988 print "<span class=\"type\">$1</span> "; 989 print "<span class=\"param\">$parameter</span>"; 990 print "<span class=\"type\">)</span> "; 991 print "(<span class=\"args\">$2</span>)"; 992 } else { 993 print "<span class=\"type\">$type</span> "; 994 print "<span class=\"param\">$parameter</span>"; 995 } 996 if ($count != $#{$args{'parameterlist'}}) { 997 $count++; 998 print ","; 999 } 1000 print "</li>\n"; 1001 } 1002 print "<li>)</li>\n"; 1003 print "</ol>\n"; 1004 1005 print "<section>\n"; 1006 print "<h1>Arguments</h1>\n"; 1007 print "<p>\n"; 1008 print "<dl>\n"; 1009 foreach $parameter (@{$args{'parameterlist'}}) { 1010 my $parameter_name = $parameter; 1011 $parameter_name =~ s/\[.*//; 1012 1013 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1014 print "<dt>" . $parameter . "</dt>\n"; 1015 print "<dd>"; 1016 output_highlight($args{'parameterdescs'}{$parameter_name}); 1017 print "</dd>\n"; 1018 } 1019 print "</dl>\n"; 1020 print "</section>\n"; 1021 output_section_html5(@_); 1022 print "</article>\n"; 1023} 1024 1025# output DOC: block header in html5 1026sub output_blockhead_html5(%) { 1027 my %args = %{$_[0]}; 1028 my ($parameter, $section); 1029 my $count; 1030 my $html5id; 1031 1032 foreach $section (@{$args{'sectionlist'}}) { 1033 $html5id = $section; 1034 $html5id =~ s/[^a-zA-Z0-9\-]+/_/g; 1035 print "<article class=\"doc\" id=\"doc:". $html5id . "\">\n"; 1036 print "<h1>$section</h1>\n"; 1037 print "<p>\n"; 1038 output_highlight($args{'sections'}{$section}); 1039 print "</p>\n"; 1040 } 1041 print "</article>\n"; 1042} 1043 1044sub output_section_xml(%) { 1045 my %args = %{$_[0]}; 1046 my $section; 1047 # print out each section 1048 $lineprefix=" "; 1049 foreach $section (@{$args{'sectionlist'}}) { 1050 print "<refsect1>\n"; 1051 print "<title>$section</title>\n"; 1052 if ($section =~ m/EXAMPLE/i) { 1053 print "<informalexample><programlisting>\n"; 1054 $output_preformatted = 1; 1055 } else { 1056 print "<para>\n"; 1057 } 1058 output_highlight($args{'sections'}{$section}); 1059 $output_preformatted = 0; 1060 if ($section =~ m/EXAMPLE/i) { 1061 print "</programlisting></informalexample>\n"; 1062 } else { 1063 print "</para>\n"; 1064 } 1065 print "</refsect1>\n"; 1066 } 1067} 1068 1069# output function in XML DocBook 1070sub output_function_xml(%) { 1071 my %args = %{$_[0]}; 1072 my ($parameter, $section); 1073 my $count; 1074 my $id; 1075 1076 $id = "API-" . $args{'function'}; 1077 $id =~ s/[^A-Za-z0-9]/-/g; 1078 1079 print "<refentry id=\"$id\">\n"; 1080 print "<refentryinfo>\n"; 1081 print " <title>LINUX</title>\n"; 1082 print " <productname>Kernel Hackers Manual</productname>\n"; 1083 print " <date>$man_date</date>\n"; 1084 print "</refentryinfo>\n"; 1085 print "<refmeta>\n"; 1086 print " <refentrytitle><phrase>" . $args{'function'} . "</phrase></refentrytitle>\n"; 1087 print " <manvolnum>9</manvolnum>\n"; 1088 print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; 1089 print "</refmeta>\n"; 1090 print "<refnamediv>\n"; 1091 print " <refname>" . $args{'function'} . "</refname>\n"; 1092 print " <refpurpose>\n"; 1093 print " "; 1094 output_highlight ($args{'purpose'}); 1095 print " </refpurpose>\n"; 1096 print "</refnamediv>\n"; 1097 1098 print "<refsynopsisdiv>\n"; 1099 print " <title>Synopsis</title>\n"; 1100 print " <funcsynopsis><funcprototype>\n"; 1101 print " <funcdef>" . $args{'functiontype'} . " "; 1102 print "<function>" . $args{'function'} . " </function></funcdef>\n"; 1103 1104 $count = 0; 1105 if ($#{$args{'parameterlist'}} >= 0) { 1106 foreach $parameter (@{$args{'parameterlist'}}) { 1107 $type = $args{'parametertypes'}{$parameter}; 1108 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1109 # pointer-to-function 1110 print " <paramdef>$1<parameter>$parameter</parameter>)\n"; 1111 print " <funcparams>$2</funcparams></paramdef>\n"; 1112 } else { 1113 print " <paramdef>" . $type; 1114 print " <parameter>$parameter</parameter></paramdef>\n"; 1115 } 1116 } 1117 } else { 1118 print " <void/>\n"; 1119 } 1120 print " </funcprototype></funcsynopsis>\n"; 1121 print "</refsynopsisdiv>\n"; 1122 1123 # print parameters 1124 print "<refsect1>\n <title>Arguments</title>\n"; 1125 if ($#{$args{'parameterlist'}} >= 0) { 1126 print " <variablelist>\n"; 1127 foreach $parameter (@{$args{'parameterlist'}}) { 1128 my $parameter_name = $parameter; 1129 $parameter_name =~ s/\[.*//; 1130 1131 print " <varlistentry>\n <term><parameter>$parameter</parameter></term>\n"; 1132 print " <listitem>\n <para>\n"; 1133 $lineprefix=" "; 1134 output_highlight($args{'parameterdescs'}{$parameter_name}); 1135 print " </para>\n </listitem>\n </varlistentry>\n"; 1136 } 1137 print " </variablelist>\n"; 1138 } else { 1139 print " <para>\n None\n </para>\n"; 1140 } 1141 print "</refsect1>\n"; 1142 1143 output_section_xml(@_); 1144 print "</refentry>\n\n"; 1145} 1146 1147# output struct in XML DocBook 1148sub output_struct_xml(%) { 1149 my %args = %{$_[0]}; 1150 my ($parameter, $section); 1151 my $id; 1152 1153 $id = "API-struct-" . $args{'struct'}; 1154 $id =~ s/[^A-Za-z0-9]/-/g; 1155 1156 print "<refentry id=\"$id\">\n"; 1157 print "<refentryinfo>\n"; 1158 print " <title>LINUX</title>\n"; 1159 print " <productname>Kernel Hackers Manual</productname>\n"; 1160 print " <date>$man_date</date>\n"; 1161 print "</refentryinfo>\n"; 1162 print "<refmeta>\n"; 1163 print " <refentrytitle><phrase>" . $args{'type'} . " " . $args{'struct'} . "</phrase></refentrytitle>\n"; 1164 print " <manvolnum>9</manvolnum>\n"; 1165 print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; 1166 print "</refmeta>\n"; 1167 print "<refnamediv>\n"; 1168 print " <refname>" . $args{'type'} . " " . $args{'struct'} . "</refname>\n"; 1169 print " <refpurpose>\n"; 1170 print " "; 1171 output_highlight ($args{'purpose'}); 1172 print " </refpurpose>\n"; 1173 print "</refnamediv>\n"; 1174 1175 print "<refsynopsisdiv>\n"; 1176 print " <title>Synopsis</title>\n"; 1177 print " <programlisting>\n"; 1178 print $args{'type'} . " " . $args{'struct'} . " {\n"; 1179 foreach $parameter (@{$args{'parameterlist'}}) { 1180 if ($parameter =~ /^#/) { 1181 my $prm = $parameter; 1182 # convert data read & converted thru xml_escape() into &xyz; format: 1183 # This allows us to have #define macros interspersed in a struct. 1184 $prm =~ s/\\\\\\/\&/g; 1185 print "$prm\n"; 1186 next; 1187 } 1188 1189 my $parameter_name = $parameter; 1190 $parameter_name =~ s/\[.*//; 1191 1192 defined($args{'parameterdescs'}{$parameter_name}) || next; 1193 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1194 $type = $args{'parametertypes'}{$parameter}; 1195 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1196 # pointer-to-function 1197 print " $1 $parameter) ($2);\n"; 1198 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 1199 # bitfield 1200 print " $1 $parameter$2;\n"; 1201 } else { 1202 print " " . $type . " " . $parameter . ";\n"; 1203 } 1204 } 1205 print "};"; 1206 print " </programlisting>\n"; 1207 print "</refsynopsisdiv>\n"; 1208 1209 print " <refsect1>\n"; 1210 print " <title>Members</title>\n"; 1211 1212 if ($#{$args{'parameterlist'}} >= 0) { 1213 print " <variablelist>\n"; 1214 foreach $parameter (@{$args{'parameterlist'}}) { 1215 ($parameter =~ /^#/) && next; 1216 1217 my $parameter_name = $parameter; 1218 $parameter_name =~ s/\[.*//; 1219 1220 defined($args{'parameterdescs'}{$parameter_name}) || next; 1221 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1222 print " <varlistentry>"; 1223 print " <term>$parameter</term>\n"; 1224 print " <listitem><para>\n"; 1225 output_highlight($args{'parameterdescs'}{$parameter_name}); 1226 print " </para></listitem>\n"; 1227 print " </varlistentry>\n"; 1228 } 1229 print " </variablelist>\n"; 1230 } else { 1231 print " <para>\n None\n </para>\n"; 1232 } 1233 print " </refsect1>\n"; 1234 1235 output_section_xml(@_); 1236 1237 print "</refentry>\n\n"; 1238} 1239 1240# output enum in XML DocBook 1241sub output_enum_xml(%) { 1242 my %args = %{$_[0]}; 1243 my ($parameter, $section); 1244 my $count; 1245 my $id; 1246 1247 $id = "API-enum-" . $args{'enum'}; 1248 $id =~ s/[^A-Za-z0-9]/-/g; 1249 1250 print "<refentry id=\"$id\">\n"; 1251 print "<refentryinfo>\n"; 1252 print " <title>LINUX</title>\n"; 1253 print " <productname>Kernel Hackers Manual</productname>\n"; 1254 print " <date>$man_date</date>\n"; 1255 print "</refentryinfo>\n"; 1256 print "<refmeta>\n"; 1257 print " <refentrytitle><phrase>enum " . $args{'enum'} . "</phrase></refentrytitle>\n"; 1258 print " <manvolnum>9</manvolnum>\n"; 1259 print " <refmiscinfo class=\"version\">" . $kernelversion . "</refmiscinfo>\n"; 1260 print "</refmeta>\n"; 1261 print "<refnamediv>\n"; 1262 print " <refname>enum " . $args{'enum'} . "</refname>\n"; 1263 print " <refpurpose>\n"; 1264 print " "; 1265 output_highlight ($args{'purpose'}); 1266 print " </refpurpose>\n"; 1267 print "</refnamediv>\n"; 1268 1269 print "<refsynopsisdiv>\n"; 1270 print " <title>Synopsis</title>\n"; 1271 print " <programlisting>\n"; 1272 print "enum " . $args{'enum'} . " {\n"; 1273 $count = 0; 1274 foreach $parameter (@{$args{'parameterlist'}}) { 1275 print " $parameter"; 1276 if ($count != $#{$args{'parameterlist'}}) { 1277 $count++; 1278 print ","; 1279 } 1280 print "\n"; 1281 } 1282 print "};"; 1283 print " </programlisting>\n"; 1284 print "</refsynopsisdiv>\n"; 1285 1286 print "<refsect1>\n"; 1287 print " <title>Constants</title>\n"; 1288 print " <variablelist>\n"; 1289 foreach $parameter (@{$args{'parameterlist'}}) { 1290 my $parameter_name = $parameter; 1291 $parameter_name =~ s/\[.*//; 1292 1293 print " <varlistentry>"; 1294 print " <term>$parameter</term>\n"; 1295 print " <listitem><para>\n"; 1296 output_highlight($args{'parameterdescs'}{$parameter_name}); 1297 print " </para></listitem>\n"; 1298 print " </varlistentry>\n"; 1299 } 1300 print " </variablelist>\n"; 1301 print "</refsect1>\n"; 1302 1303 output_section_xml(@_); 1304 1305 print "</refentry>\n\n"; 1306} 1307 1308# output typedef in XML DocBook 1309sub output_typedef_xml(%) { 1310 my %args = %{$_[0]}; 1311 my ($parameter, $section); 1312 my $id; 1313 1314 $id = "API-typedef-" . $args{'typedef'}; 1315 $id =~ s/[^A-Za-z0-9]/-/g; 1316 1317 print "<refentry id=\"$id\">\n"; 1318 print "<refentryinfo>\n"; 1319 print " <title>LINUX</title>\n"; 1320 print " <productname>Kernel Hackers Manual</productname>\n"; 1321 print " <date>$man_date</date>\n"; 1322 print "</refentryinfo>\n"; 1323 print "<refmeta>\n"; 1324 print " <refentrytitle><phrase>typedef " . $args{'typedef'} . "</phrase></refentrytitle>\n"; 1325 print " <manvolnum>9</manvolnum>\n"; 1326 print "</refmeta>\n"; 1327 print "<refnamediv>\n"; 1328 print " <refname>typedef " . $args{'typedef'} . "</refname>\n"; 1329 print " <refpurpose>\n"; 1330 print " "; 1331 output_highlight ($args{'purpose'}); 1332 print " </refpurpose>\n"; 1333 print "</refnamediv>\n"; 1334 1335 print "<refsynopsisdiv>\n"; 1336 print " <title>Synopsis</title>\n"; 1337 print " <synopsis>typedef " . $args{'typedef'} . ";</synopsis>\n"; 1338 print "</refsynopsisdiv>\n"; 1339 1340 output_section_xml(@_); 1341 1342 print "</refentry>\n\n"; 1343} 1344 1345# output in XML DocBook 1346sub output_blockhead_xml(%) { 1347 my %args = %{$_[0]}; 1348 my ($parameter, $section); 1349 my $count; 1350 1351 my $id = $args{'module'}; 1352 $id =~ s/[^A-Za-z0-9]/-/g; 1353 1354 # print out each section 1355 $lineprefix=" "; 1356 foreach $section (@{$args{'sectionlist'}}) { 1357 if (!$args{'content-only'}) { 1358 print "<refsect1>\n <title>$section</title>\n"; 1359 } 1360 if ($section =~ m/EXAMPLE/i) { 1361 print "<example><para>\n"; 1362 $output_preformatted = 1; 1363 } else { 1364 print "<para>\n"; 1365 } 1366 output_highlight($args{'sections'}{$section}); 1367 $output_preformatted = 0; 1368 if ($section =~ m/EXAMPLE/i) { 1369 print "</para></example>\n"; 1370 } else { 1371 print "</para>"; 1372 } 1373 if (!$args{'content-only'}) { 1374 print "\n</refsect1>\n"; 1375 } 1376 } 1377 1378 print "\n\n"; 1379} 1380 1381# output in XML DocBook 1382sub output_function_gnome { 1383 my %args = %{$_[0]}; 1384 my ($parameter, $section); 1385 my $count; 1386 my $id; 1387 1388 $id = $args{'module'} . "-" . $args{'function'}; 1389 $id =~ s/[^A-Za-z0-9]/-/g; 1390 1391 print "<sect2>\n"; 1392 print " <title id=\"$id\">" . $args{'function'} . "</title>\n"; 1393 1394 print " <funcsynopsis>\n"; 1395 print " <funcdef>" . $args{'functiontype'} . " "; 1396 print "<function>" . $args{'function'} . " "; 1397 print "</function></funcdef>\n"; 1398 1399 $count = 0; 1400 if ($#{$args{'parameterlist'}} >= 0) { 1401 foreach $parameter (@{$args{'parameterlist'}}) { 1402 $type = $args{'parametertypes'}{$parameter}; 1403 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1404 # pointer-to-function 1405 print " <paramdef>$1 <parameter>$parameter</parameter>)\n"; 1406 print " <funcparams>$2</funcparams></paramdef>\n"; 1407 } else { 1408 print " <paramdef>" . $type; 1409 print " <parameter>$parameter</parameter></paramdef>\n"; 1410 } 1411 } 1412 } else { 1413 print " <void>\n"; 1414 } 1415 print " </funcsynopsis>\n"; 1416 if ($#{$args{'parameterlist'}} >= 0) { 1417 print " <informaltable pgwide=\"1\" frame=\"none\" role=\"params\">\n"; 1418 print "<tgroup cols=\"2\">\n"; 1419 print "<colspec colwidth=\"2*\">\n"; 1420 print "<colspec colwidth=\"8*\">\n"; 1421 print "<tbody>\n"; 1422 foreach $parameter (@{$args{'parameterlist'}}) { 1423 my $parameter_name = $parameter; 1424 $parameter_name =~ s/\[.*//; 1425 1426 print " <row><entry align=\"right\"><parameter>$parameter</parameter></entry>\n"; 1427 print " <entry>\n"; 1428 $lineprefix=" "; 1429 output_highlight($args{'parameterdescs'}{$parameter_name}); 1430 print " </entry></row>\n"; 1431 } 1432 print " </tbody></tgroup></informaltable>\n"; 1433 } else { 1434 print " <para>\n None\n </para>\n"; 1435 } 1436 1437 # print out each section 1438 $lineprefix=" "; 1439 foreach $section (@{$args{'sectionlist'}}) { 1440 print "<simplesect>\n <title>$section</title>\n"; 1441 if ($section =~ m/EXAMPLE/i) { 1442 print "<example><programlisting>\n"; 1443 $output_preformatted = 1; 1444 } else { 1445 } 1446 print "<para>\n"; 1447 output_highlight($args{'sections'}{$section}); 1448 $output_preformatted = 0; 1449 print "</para>\n"; 1450 if ($section =~ m/EXAMPLE/i) { 1451 print "</programlisting></example>\n"; 1452 } else { 1453 } 1454 print " </simplesect>\n"; 1455 } 1456 1457 print "</sect2>\n\n"; 1458} 1459 1460## 1461# output function in man 1462sub output_function_man(%) { 1463 my %args = %{$_[0]}; 1464 my ($parameter, $section); 1465 my $count; 1466 1467 print ".TH \"$args{'function'}\" 9 \"$args{'function'}\" \"$man_date\" \"Kernel Hacker's Manual\" LINUX\n"; 1468 1469 print ".SH NAME\n"; 1470 print $args{'function'} . " \\- " . $args{'purpose'} . "\n"; 1471 1472 print ".SH SYNOPSIS\n"; 1473 if ($args{'functiontype'} ne "") { 1474 print ".B \"" . $args{'functiontype'} . "\" " . $args{'function'} . "\n"; 1475 } else { 1476 print ".B \"" . $args{'function'} . "\n"; 1477 } 1478 $count = 0; 1479 my $parenth = "("; 1480 my $post = ","; 1481 foreach my $parameter (@{$args{'parameterlist'}}) { 1482 if ($count == $#{$args{'parameterlist'}}) { 1483 $post = ");"; 1484 } 1485 $type = $args{'parametertypes'}{$parameter}; 1486 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1487 # pointer-to-function 1488 print ".BI \"" . $parenth . $1 . "\" " . $parameter . " \") (" . $2 . ")" . $post . "\"\n"; 1489 } else { 1490 $type =~ s/([^\*])$/$1 /; 1491 print ".BI \"" . $parenth . $type . "\" " . $parameter . " \"" . $post . "\"\n"; 1492 } 1493 $count++; 1494 $parenth = ""; 1495 } 1496 1497 print ".SH ARGUMENTS\n"; 1498 foreach $parameter (@{$args{'parameterlist'}}) { 1499 my $parameter_name = $parameter; 1500 $parameter_name =~ s/\[.*//; 1501 1502 print ".IP \"" . $parameter . "\" 12\n"; 1503 output_highlight($args{'parameterdescs'}{$parameter_name}); 1504 } 1505 foreach $section (@{$args{'sectionlist'}}) { 1506 print ".SH \"", uc $section, "\"\n"; 1507 output_highlight($args{'sections'}{$section}); 1508 } 1509} 1510 1511## 1512# output enum in man 1513sub output_enum_man(%) { 1514 my %args = %{$_[0]}; 1515 my ($parameter, $section); 1516 my $count; 1517 1518 print ".TH \"$args{'module'}\" 9 \"enum $args{'enum'}\" \"$man_date\" \"API Manual\" LINUX\n"; 1519 1520 print ".SH NAME\n"; 1521 print "enum " . $args{'enum'} . " \\- " . $args{'purpose'} . "\n"; 1522 1523 print ".SH SYNOPSIS\n"; 1524 print "enum " . $args{'enum'} . " {\n"; 1525 $count = 0; 1526 foreach my $parameter (@{$args{'parameterlist'}}) { 1527 print ".br\n.BI \" $parameter\"\n"; 1528 if ($count == $#{$args{'parameterlist'}}) { 1529 print "\n};\n"; 1530 last; 1531 } 1532 else { 1533 print ", \n.br\n"; 1534 } 1535 $count++; 1536 } 1537 1538 print ".SH Constants\n"; 1539 foreach $parameter (@{$args{'parameterlist'}}) { 1540 my $parameter_name = $parameter; 1541 $parameter_name =~ s/\[.*//; 1542 1543 print ".IP \"" . $parameter . "\" 12\n"; 1544 output_highlight($args{'parameterdescs'}{$parameter_name}); 1545 } 1546 foreach $section (@{$args{'sectionlist'}}) { 1547 print ".SH \"$section\"\n"; 1548 output_highlight($args{'sections'}{$section}); 1549 } 1550} 1551 1552## 1553# output struct in man 1554sub output_struct_man(%) { 1555 my %args = %{$_[0]}; 1556 my ($parameter, $section); 1557 1558 print ".TH \"$args{'module'}\" 9 \"" . $args{'type'} . " " . $args{'struct'} . "\" \"$man_date\" \"API Manual\" LINUX\n"; 1559 1560 print ".SH NAME\n"; 1561 print $args{'type'} . " " . $args{'struct'} . " \\- " . $args{'purpose'} . "\n"; 1562 1563 print ".SH SYNOPSIS\n"; 1564 print $args{'type'} . " " . $args{'struct'} . " {\n.br\n"; 1565 1566 foreach my $parameter (@{$args{'parameterlist'}}) { 1567 if ($parameter =~ /^#/) { 1568 print ".BI \"$parameter\"\n.br\n"; 1569 next; 1570 } 1571 my $parameter_name = $parameter; 1572 $parameter_name =~ s/\[.*//; 1573 1574 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1575 $type = $args{'parametertypes'}{$parameter}; 1576 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1577 # pointer-to-function 1578 print ".BI \" " . $1 . "\" " . $parameter . " \") (" . $2 . ")" . "\"\n;\n"; 1579 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 1580 # bitfield 1581 print ".BI \" " . $1 . "\ \" " . $parameter . $2 . " \"" . "\"\n;\n"; 1582 } else { 1583 $type =~ s/([^\*])$/$1 /; 1584 print ".BI \" " . $type . "\" " . $parameter . " \"" . "\"\n;\n"; 1585 } 1586 print "\n.br\n"; 1587 } 1588 print "};\n.br\n"; 1589 1590 print ".SH Members\n"; 1591 foreach $parameter (@{$args{'parameterlist'}}) { 1592 ($parameter =~ /^#/) && next; 1593 1594 my $parameter_name = $parameter; 1595 $parameter_name =~ s/\[.*//; 1596 1597 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1598 print ".IP \"" . $parameter . "\" 12\n"; 1599 output_highlight($args{'parameterdescs'}{$parameter_name}); 1600 } 1601 foreach $section (@{$args{'sectionlist'}}) { 1602 print ".SH \"$section\"\n"; 1603 output_highlight($args{'sections'}{$section}); 1604 } 1605} 1606 1607## 1608# output typedef in man 1609sub output_typedef_man(%) { 1610 my %args = %{$_[0]}; 1611 my ($parameter, $section); 1612 1613 print ".TH \"$args{'module'}\" 9 \"$args{'typedef'}\" \"$man_date\" \"API Manual\" LINUX\n"; 1614 1615 print ".SH NAME\n"; 1616 print "typedef " . $args{'typedef'} . " \\- " . $args{'purpose'} . "\n"; 1617 1618 foreach $section (@{$args{'sectionlist'}}) { 1619 print ".SH \"$section\"\n"; 1620 output_highlight($args{'sections'}{$section}); 1621 } 1622} 1623 1624sub output_blockhead_man(%) { 1625 my %args = %{$_[0]}; 1626 my ($parameter, $section); 1627 my $count; 1628 1629 print ".TH \"$args{'module'}\" 9 \"$args{'module'}\" \"$man_date\" \"API Manual\" LINUX\n"; 1630 1631 foreach $section (@{$args{'sectionlist'}}) { 1632 print ".SH \"$section\"\n"; 1633 output_highlight($args{'sections'}{$section}); 1634 } 1635} 1636 1637## 1638# output in text 1639sub output_function_text(%) { 1640 my %args = %{$_[0]}; 1641 my ($parameter, $section); 1642 my $start; 1643 1644 print "Name:\n\n"; 1645 print $args{'function'} . " - " . $args{'purpose'} . "\n"; 1646 1647 print "\nSynopsis:\n\n"; 1648 if ($args{'functiontype'} ne "") { 1649 $start = $args{'functiontype'} . " " . $args{'function'} . " ("; 1650 } else { 1651 $start = $args{'function'} . " ("; 1652 } 1653 print $start; 1654 1655 my $count = 0; 1656 foreach my $parameter (@{$args{'parameterlist'}}) { 1657 $type = $args{'parametertypes'}{$parameter}; 1658 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1659 # pointer-to-function 1660 print $1 . $parameter . ") (" . $2; 1661 } else { 1662 print $type . " " . $parameter; 1663 } 1664 if ($count != $#{$args{'parameterlist'}}) { 1665 $count++; 1666 print ",\n"; 1667 print " " x length($start); 1668 } else { 1669 print ");\n\n"; 1670 } 1671 } 1672 1673 print "Arguments:\n\n"; 1674 foreach $parameter (@{$args{'parameterlist'}}) { 1675 my $parameter_name = $parameter; 1676 $parameter_name =~ s/\[.*//; 1677 1678 print $parameter . "\n\t" . $args{'parameterdescs'}{$parameter_name} . "\n"; 1679 } 1680 output_section_text(@_); 1681} 1682 1683#output sections in text 1684sub output_section_text(%) { 1685 my %args = %{$_[0]}; 1686 my $section; 1687 1688 print "\n"; 1689 foreach $section (@{$args{'sectionlist'}}) { 1690 print "$section:\n\n"; 1691 output_highlight($args{'sections'}{$section}); 1692 } 1693 print "\n\n"; 1694} 1695 1696# output enum in text 1697sub output_enum_text(%) { 1698 my %args = %{$_[0]}; 1699 my ($parameter); 1700 my $count; 1701 print "Enum:\n\n"; 1702 1703 print "enum " . $args{'enum'} . " - " . $args{'purpose'} . "\n\n"; 1704 print "enum " . $args{'enum'} . " {\n"; 1705 $count = 0; 1706 foreach $parameter (@{$args{'parameterlist'}}) { 1707 print "\t$parameter"; 1708 if ($count != $#{$args{'parameterlist'}}) { 1709 $count++; 1710 print ","; 1711 } 1712 print "\n"; 1713 } 1714 print "};\n\n"; 1715 1716 print "Constants:\n\n"; 1717 foreach $parameter (@{$args{'parameterlist'}}) { 1718 print "$parameter\n\t"; 1719 print $args{'parameterdescs'}{$parameter} . "\n"; 1720 } 1721 1722 output_section_text(@_); 1723} 1724 1725# output typedef in text 1726sub output_typedef_text(%) { 1727 my %args = %{$_[0]}; 1728 my ($parameter); 1729 my $count; 1730 print "Typedef:\n\n"; 1731 1732 print "typedef " . $args{'typedef'} . " - " . $args{'purpose'} . "\n"; 1733 output_section_text(@_); 1734} 1735 1736# output struct as text 1737sub output_struct_text(%) { 1738 my %args = %{$_[0]}; 1739 my ($parameter); 1740 1741 print $args{'type'} . " " . $args{'struct'} . " - " . $args{'purpose'} . "\n\n"; 1742 print $args{'type'} . " " . $args{'struct'} . " {\n"; 1743 foreach $parameter (@{$args{'parameterlist'}}) { 1744 if ($parameter =~ /^#/) { 1745 print "$parameter\n"; 1746 next; 1747 } 1748 1749 my $parameter_name = $parameter; 1750 $parameter_name =~ s/\[.*//; 1751 1752 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1753 $type = $args{'parametertypes'}{$parameter}; 1754 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1755 # pointer-to-function 1756 print "\t$1 $parameter) ($2);\n"; 1757 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 1758 # bitfield 1759 print "\t$1 $parameter$2;\n"; 1760 } else { 1761 print "\t" . $type . " " . $parameter . ";\n"; 1762 } 1763 } 1764 print "};\n\n"; 1765 1766 print "Members:\n\n"; 1767 foreach $parameter (@{$args{'parameterlist'}}) { 1768 ($parameter =~ /^#/) && next; 1769 1770 my $parameter_name = $parameter; 1771 $parameter_name =~ s/\[.*//; 1772 1773 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1774 print "$parameter\n\t"; 1775 print $args{'parameterdescs'}{$parameter_name} . "\n"; 1776 } 1777 print "\n"; 1778 output_section_text(@_); 1779} 1780 1781sub output_blockhead_text(%) { 1782 my %args = %{$_[0]}; 1783 my ($parameter, $section); 1784 1785 foreach $section (@{$args{'sectionlist'}}) { 1786 print " $section:\n"; 1787 print " -> "; 1788 output_highlight($args{'sections'}{$section}); 1789 } 1790} 1791 1792## 1793# output in restructured text 1794# 1795 1796# 1797# This could use some work; it's used to output the DOC: sections, and 1798# starts by putting out the name of the doc section itself, but that tends 1799# to duplicate a header already in the template file. 1800# 1801sub output_blockhead_rst(%) { 1802 my %args = %{$_[0]}; 1803 my ($parameter, $section); 1804 1805 foreach $section (@{$args{'sectionlist'}}) { 1806 if ($output_selection != OUTPUT_INCLUDE) { 1807 print "**$section**\n\n"; 1808 } 1809 print_lineno($section_start_lines{$section}); 1810 output_highlight_rst($args{'sections'}{$section}); 1811 print "\n"; 1812 } 1813} 1814 1815sub output_highlight_rst { 1816 my $contents = join "\n",@_; 1817 my $line; 1818 1819 # undo the evil effects of xml_escape() earlier 1820 $contents = xml_unescape($contents); 1821 1822 eval $dohighlight; 1823 die $@ if $@; 1824 1825 foreach $line (split "\n", $contents) { 1826 print $lineprefix . $line . "\n"; 1827 } 1828} 1829 1830sub output_function_rst(%) { 1831 my %args = %{$_[0]}; 1832 my ($parameter, $section); 1833 my $oldprefix = $lineprefix; 1834 my $start; 1835 1836 print ".. c:function:: "; 1837 if ($args{'functiontype'} ne "") { 1838 $start = $args{'functiontype'} . " " . $args{'function'} . " ("; 1839 } else { 1840 $start = $args{'function'} . " ("; 1841 } 1842 print $start; 1843 1844 my $count = 0; 1845 foreach my $parameter (@{$args{'parameterlist'}}) { 1846 if ($count ne 0) { 1847 print ", "; 1848 } 1849 $count++; 1850 $type = $args{'parametertypes'}{$parameter}; 1851 1852 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1853 # pointer-to-function 1854 print $1 . $parameter . ") (" . $2; 1855 } else { 1856 print $type . " " . $parameter; 1857 } 1858 } 1859 print ")\n\n"; 1860 print_lineno($declaration_start_line); 1861 $lineprefix = " "; 1862 output_highlight_rst($args{'purpose'}); 1863 print "\n"; 1864 1865 print "**Parameters**\n\n"; 1866 $lineprefix = " "; 1867 foreach $parameter (@{$args{'parameterlist'}}) { 1868 my $parameter_name = $parameter; 1869 #$parameter_name =~ s/\[.*//; 1870 $type = $args{'parametertypes'}{$parameter}; 1871 1872 if ($type ne "") { 1873 print "``$type $parameter``\n"; 1874 } else { 1875 print "``$parameter``\n"; 1876 } 1877 1878 print_lineno($parameterdesc_start_lines{$parameter_name}); 1879 1880 if (defined($args{'parameterdescs'}{$parameter_name}) && 1881 $args{'parameterdescs'}{$parameter_name} ne $undescribed) { 1882 output_highlight_rst($args{'parameterdescs'}{$parameter_name}); 1883 } else { 1884 print " *undescribed*\n"; 1885 } 1886 print "\n"; 1887 } 1888 1889 $lineprefix = $oldprefix; 1890 output_section_rst(@_); 1891} 1892 1893sub output_section_rst(%) { 1894 my %args = %{$_[0]}; 1895 my $section; 1896 my $oldprefix = $lineprefix; 1897 $lineprefix = ""; 1898 1899 foreach $section (@{$args{'sectionlist'}}) { 1900 print "**$section**\n\n"; 1901 print_lineno($section_start_lines{$section}); 1902 output_highlight_rst($args{'sections'}{$section}); 1903 print "\n"; 1904 } 1905 print "\n"; 1906 $lineprefix = $oldprefix; 1907} 1908 1909sub output_enum_rst(%) { 1910 my %args = %{$_[0]}; 1911 my ($parameter); 1912 my $oldprefix = $lineprefix; 1913 my $count; 1914 my $name = "enum " . $args{'enum'}; 1915 1916 print "\n\n.. c:type:: " . $name . "\n\n"; 1917 print_lineno($declaration_start_line); 1918 $lineprefix = " "; 1919 output_highlight_rst($args{'purpose'}); 1920 print "\n"; 1921 1922 print "**Constants**\n\n"; 1923 $lineprefix = " "; 1924 foreach $parameter (@{$args{'parameterlist'}}) { 1925 print "``$parameter``\n"; 1926 if ($args{'parameterdescs'}{$parameter} ne $undescribed) { 1927 output_highlight_rst($args{'parameterdescs'}{$parameter}); 1928 } else { 1929 print " *undescribed*\n"; 1930 } 1931 print "\n"; 1932 } 1933 1934 $lineprefix = $oldprefix; 1935 output_section_rst(@_); 1936} 1937 1938sub output_typedef_rst(%) { 1939 my %args = %{$_[0]}; 1940 my ($parameter); 1941 my $oldprefix = $lineprefix; 1942 my $name = "typedef " . $args{'typedef'}; 1943 1944 print "\n\n.. c:type:: " . $name . "\n\n"; 1945 print_lineno($declaration_start_line); 1946 $lineprefix = " "; 1947 output_highlight_rst($args{'purpose'}); 1948 print "\n"; 1949 1950 $lineprefix = $oldprefix; 1951 output_section_rst(@_); 1952} 1953 1954sub output_struct_rst(%) { 1955 my %args = %{$_[0]}; 1956 my ($parameter); 1957 my $oldprefix = $lineprefix; 1958 my $name = $args{'type'} . " " . $args{'struct'}; 1959 1960 print "\n\n.. c:type:: " . $name . "\n\n"; 1961 print_lineno($declaration_start_line); 1962 $lineprefix = " "; 1963 output_highlight_rst($args{'purpose'}); 1964 print "\n"; 1965 1966 print "**Definition**\n\n"; 1967 print "::\n\n"; 1968 print " " . $args{'type'} . " " . $args{'struct'} . " {\n"; 1969 foreach $parameter (@{$args{'parameterlist'}}) { 1970 if ($parameter =~ /^#/) { 1971 print " " . "$parameter\n"; 1972 next; 1973 } 1974 1975 my $parameter_name = $parameter; 1976 $parameter_name =~ s/\[.*//; 1977 1978 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 1979 $type = $args{'parametertypes'}{$parameter}; 1980 if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) { 1981 # pointer-to-function 1982 print " $1 $parameter) ($2);\n"; 1983 } elsif ($type =~ m/^(.*?)\s*(:.*)/) { 1984 # bitfield 1985 print " $1 $parameter$2;\n"; 1986 } else { 1987 print " " . $type . " " . $parameter . ";\n"; 1988 } 1989 } 1990 print " };\n\n"; 1991 1992 print "**Members**\n\n"; 1993 $lineprefix = " "; 1994 foreach $parameter (@{$args{'parameterlist'}}) { 1995 ($parameter =~ /^#/) && next; 1996 1997 my $parameter_name = $parameter; 1998 $parameter_name =~ s/\[.*//; 1999 2000 ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next; 2001 $type = $args{'parametertypes'}{$parameter}; 2002 print_lineno($parameterdesc_start_lines{$parameter_name}); 2003 print "``" . $parameter . "``\n"; 2004 output_highlight_rst($args{'parameterdescs'}{$parameter_name}); 2005 print "\n"; 2006 } 2007 print "\n"; 2008 2009 $lineprefix = $oldprefix; 2010 output_section_rst(@_); 2011} 2012 2013 2014## list mode output functions 2015 2016sub output_function_list(%) { 2017 my %args = %{$_[0]}; 2018 2019 print $args{'function'} . "\n"; 2020} 2021 2022# output enum in list 2023sub output_enum_list(%) { 2024 my %args = %{$_[0]}; 2025 print $args{'enum'} . "\n"; 2026} 2027 2028# output typedef in list 2029sub output_typedef_list(%) { 2030 my %args = %{$_[0]}; 2031 print $args{'typedef'} . "\n"; 2032} 2033 2034# output struct as list 2035sub output_struct_list(%) { 2036 my %args = %{$_[0]}; 2037 2038 print $args{'struct'} . "\n"; 2039} 2040 2041sub output_blockhead_list(%) { 2042 my %args = %{$_[0]}; 2043 my ($parameter, $section); 2044 2045 foreach $section (@{$args{'sectionlist'}}) { 2046 print "DOC: $section\n"; 2047 } 2048} 2049 2050## 2051# generic output function for all types (function, struct/union, typedef, enum); 2052# calls the generated, variable output_ function name based on 2053# functype and output_mode 2054sub output_declaration { 2055 no strict 'refs'; 2056 my $name = shift; 2057 my $functype = shift; 2058 my $func = "output_${functype}_$output_mode"; 2059 if (($output_selection == OUTPUT_ALL) || 2060 (($output_selection == OUTPUT_INCLUDE || 2061 $output_selection == OUTPUT_EXPORTED) && 2062 defined($function_table{$name})) || 2063 (($output_selection == OUTPUT_EXCLUDE || 2064 $output_selection == OUTPUT_INTERNAL) && 2065 !($functype eq "function" && defined($function_table{$name})))) 2066 { 2067 &$func(@_); 2068 $section_counter++; 2069 } 2070} 2071 2072## 2073# generic output function - calls the right one based on current output mode. 2074sub output_blockhead { 2075 no strict 'refs'; 2076 my $func = "output_blockhead_" . $output_mode; 2077 &$func(@_); 2078 $section_counter++; 2079} 2080 2081## 2082# takes a declaration (struct, union, enum, typedef) and 2083# invokes the right handler. NOT called for functions. 2084sub dump_declaration($$) { 2085 no strict 'refs'; 2086 my ($prototype, $file) = @_; 2087 my $func = "dump_" . $decl_type; 2088 &$func(@_); 2089} 2090 2091sub dump_union($$) { 2092 dump_struct(@_); 2093} 2094 2095sub dump_struct($$) { 2096 my $x = shift; 2097 my $file = shift; 2098 my $nested; 2099 2100 if ($x =~ /(struct|union)\s+(\w+)\s*{(.*)}/) { 2101 #my $decl_type = $1; 2102 $declaration_name = $2; 2103 my $members = $3; 2104 2105 # ignore embedded structs or unions 2106 $members =~ s/({.*})//g; 2107 $nested = $1; 2108 2109 # ignore members marked private: 2110 $members =~ s/\/\*\s*private:.*?\/\*\s*public:.*?\*\///gosi; 2111 $members =~ s/\/\*\s*private:.*//gosi; 2112 # strip comments: 2113 $members =~ s/\/\*.*?\*\///gos; 2114 $nested =~ s/\/\*.*?\*\///gos; 2115 # strip kmemcheck_bitfield_{begin,end}.*; 2116 $members =~ s/kmemcheck_bitfield_.*?;//gos; 2117 # strip attributes 2118 $members =~ s/__attribute__\s*\(\([a-z,_\*\s\(\)]*\)\)//i; 2119 $members =~ s/__aligned\s*\([^;]*\)//gos; 2120 $members =~ s/\s*CRYPTO_MINALIGN_ATTR//gos; 2121 # replace DECLARE_BITMAP 2122 $members =~ s/DECLARE_BITMAP\s*\(([^,)]+), ([^,)]+)\)/unsigned long $1\[BITS_TO_LONGS($2)\]/gos; 2123 2124 create_parameterlist($members, ';', $file); 2125 check_sections($file, $declaration_name, "struct", $sectcheck, $struct_actual, $nested); 2126 2127 output_declaration($declaration_name, 2128 'struct', 2129 {'struct' => $declaration_name, 2130 'module' => $modulename, 2131 'parameterlist' => \@parameterlist, 2132 'parameterdescs' => \%parameterdescs, 2133 'parametertypes' => \%parametertypes, 2134 'sectionlist' => \@sectionlist, 2135 'sections' => \%sections, 2136 'purpose' => $declaration_purpose, 2137 'type' => $decl_type 2138 }); 2139 } 2140 else { 2141 print STDERR "${file}:$.: error: Cannot parse struct or union!\n"; 2142 ++$errors; 2143 } 2144} 2145 2146sub dump_enum($$) { 2147 my $x = shift; 2148 my $file = shift; 2149 2150 $x =~ s@/\*.*?\*/@@gos; # strip comments. 2151 # strip #define macros inside enums 2152 $x =~ s@#\s*((define|ifdef)\s+|endif)[^;]*;@@gos; 2153 2154 if ($x =~ /enum\s+(\w+)\s*{(.*)}/) { 2155 $declaration_name = $1; 2156 my $members = $2; 2157 2158 foreach my $arg (split ',', $members) { 2159 $arg =~ s/^\s*(\w+).*/$1/; 2160 push @parameterlist, $arg; 2161 if (!$parameterdescs{$arg}) { 2162 $parameterdescs{$arg} = $undescribed; 2163 print STDERR "${file}:$.: warning: Enum value '$arg' ". 2164 "not described in enum '$declaration_name'\n"; 2165 } 2166 2167 } 2168 2169 output_declaration($declaration_name, 2170 'enum', 2171 {'enum' => $declaration_name, 2172 'module' => $modulename, 2173 'parameterlist' => \@parameterlist, 2174 'parameterdescs' => \%parameterdescs, 2175 'sectionlist' => \@sectionlist, 2176 'sections' => \%sections, 2177 'purpose' => $declaration_purpose 2178 }); 2179 } 2180 else { 2181 print STDERR "${file}:$.: error: Cannot parse enum!\n"; 2182 ++$errors; 2183 } 2184} 2185 2186sub dump_typedef($$) { 2187 my $x = shift; 2188 my $file = shift; 2189 2190 $x =~ s@/\*.*?\*/@@gos; # strip comments. 2191 2192 # Parse function prototypes 2193 if ($x =~ /typedef\s+(\w+)\s*\(\*\s*(\w\S+)\s*\)\s*\((.*)\);/ || 2194 $x =~ /typedef\s+(\w+)\s*(\w\S+)\s*\s*\((.*)\);/) { 2195 2196 # Function typedefs 2197 $return_type = $1; 2198 $declaration_name = $2; 2199 my $args = $3; 2200 2201 create_parameterlist($args, ',', $file); 2202 2203 output_declaration($declaration_name, 2204 'function', 2205 {'function' => $declaration_name, 2206 'module' => $modulename, 2207 'functiontype' => $return_type, 2208 'parameterlist' => \@parameterlist, 2209 'parameterdescs' => \%parameterdescs, 2210 'parametertypes' => \%parametertypes, 2211 'sectionlist' => \@sectionlist, 2212 'sections' => \%sections, 2213 'purpose' => $declaration_purpose 2214 }); 2215 return; 2216 } 2217 2218 while (($x =~ /\(*.\)\s*;$/) || ($x =~ /\[*.\]\s*;$/)) { 2219 $x =~ s/\(*.\)\s*;$/;/; 2220 $x =~ s/\[*.\]\s*;$/;/; 2221 } 2222 2223 if ($x =~ /typedef.*\s+(\w+)\s*;/) { 2224 $declaration_name = $1; 2225 2226 output_declaration($declaration_name, 2227 'typedef', 2228 {'typedef' => $declaration_name, 2229 'module' => $modulename, 2230 'sectionlist' => \@sectionlist, 2231 'sections' => \%sections, 2232 'purpose' => $declaration_purpose 2233 }); 2234 } 2235 else { 2236 print STDERR "${file}:$.: error: Cannot parse typedef!\n"; 2237 ++$errors; 2238 } 2239} 2240 2241sub save_struct_actual($) { 2242 my $actual = shift; 2243 2244 # strip all spaces from the actual param so that it looks like one string item 2245 $actual =~ s/\s*//g; 2246 $struct_actual = $struct_actual . $actual . " "; 2247} 2248 2249sub create_parameterlist($$$) { 2250 my $args = shift; 2251 my $splitter = shift; 2252 my $file = shift; 2253 my $type; 2254 my $param; 2255 2256 # temporarily replace commas inside function pointer definition 2257 while ($args =~ /(\([^\),]+),/) { 2258 $args =~ s/(\([^\),]+),/$1#/g; 2259 } 2260 2261 foreach my $arg (split($splitter, $args)) { 2262 # strip comments 2263 $arg =~ s/\/\*.*\*\///; 2264 # strip leading/trailing spaces 2265 $arg =~ s/^\s*//; 2266 $arg =~ s/\s*$//; 2267 $arg =~ s/\s+/ /; 2268 2269 if ($arg =~ /^#/) { 2270 # Treat preprocessor directive as a typeless variable just to fill 2271 # corresponding data structures "correctly". Catch it later in 2272 # output_* subs. 2273 push_parameter($arg, "", $file); 2274 } elsif ($arg =~ m/\(.+\)\s*\(/) { 2275 # pointer-to-function 2276 $arg =~ tr/#/,/; 2277 $arg =~ m/[^\(]+\(\*?\s*(\w*)\s*\)/; 2278 $param = $1; 2279 $type = $arg; 2280 $type =~ s/([^\(]+\(\*?)\s*$param/$1/; 2281 save_struct_actual($param); 2282 push_parameter($param, $type, $file); 2283 } elsif ($arg) { 2284 $arg =~ s/\s*:\s*/:/g; 2285 $arg =~ s/\s*\[/\[/g; 2286 2287 my @args = split('\s*,\s*', $arg); 2288 if ($args[0] =~ m/\*/) { 2289 $args[0] =~ s/(\*+)\s*/ $1/; 2290 } 2291 2292 my @first_arg; 2293 if ($args[0] =~ /^(.*\s+)(.*?\[.*\].*)$/) { 2294 shift @args; 2295 push(@first_arg, split('\s+', $1)); 2296 push(@first_arg, $2); 2297 } else { 2298 @first_arg = split('\s+', shift @args); 2299 } 2300 2301 unshift(@args, pop @first_arg); 2302 $type = join " ", @first_arg; 2303 2304 foreach $param (@args) { 2305 if ($param =~ m/^(\*+)\s*(.*)/) { 2306 save_struct_actual($2); 2307 push_parameter($2, "$type $1", $file); 2308 } 2309 elsif ($param =~ m/(.*?):(\d+)/) { 2310 if ($type ne "") { # skip unnamed bit-fields 2311 save_struct_actual($1); 2312 push_parameter($1, "$type:$2", $file) 2313 } 2314 } 2315 else { 2316 save_struct_actual($param); 2317 push_parameter($param, $type, $file); 2318 } 2319 } 2320 } 2321 } 2322} 2323 2324sub push_parameter($$$) { 2325 my $param = shift; 2326 my $type = shift; 2327 my $file = shift; 2328 2329 if (($anon_struct_union == 1) && ($type eq "") && 2330 ($param eq "}")) { 2331 return; # ignore the ending }; from anon. struct/union 2332 } 2333 2334 $anon_struct_union = 0; 2335 my $param_name = $param; 2336 $param_name =~ s/\[.*//; 2337 2338 if ($type eq "" && $param =~ /\.\.\.$/) 2339 { 2340 if (!defined $parameterdescs{$param} || $parameterdescs{$param} eq "") { 2341 $parameterdescs{$param} = "variable arguments"; 2342 } 2343 } 2344 elsif ($type eq "" && ($param eq "" or $param eq "void")) 2345 { 2346 $param="void"; 2347 $parameterdescs{void} = "no arguments"; 2348 } 2349 elsif ($type eq "" && ($param eq "struct" or $param eq "union")) 2350 # handle unnamed (anonymous) union or struct: 2351 { 2352 $type = $param; 2353 $param = "{unnamed_" . $param . "}"; 2354 $parameterdescs{$param} = "anonymous\n"; 2355 $anon_struct_union = 1; 2356 } 2357 2358 # warn if parameter has no description 2359 # (but ignore ones starting with # as these are not parameters 2360 # but inline preprocessor statements); 2361 # also ignore unnamed structs/unions; 2362 if (!$anon_struct_union) { 2363 if (!defined $parameterdescs{$param_name} && $param_name !~ /^#/) { 2364 2365 $parameterdescs{$param_name} = $undescribed; 2366 2367 if (($type eq 'function') || ($type eq 'enum')) { 2368 print STDERR "${file}:$.: warning: Function parameter ". 2369 "or member '$param' not " . 2370 "described in '$declaration_name'\n"; 2371 } 2372 print STDERR "${file}:$.: warning:" . 2373 " No description found for parameter '$param'\n"; 2374 ++$warnings; 2375 } 2376 } 2377 2378 $param = xml_escape($param); 2379 2380 # strip spaces from $param so that it is one continuous string 2381 # on @parameterlist; 2382 # this fixes a problem where check_sections() cannot find 2383 # a parameter like "addr[6 + 2]" because it actually appears 2384 # as "addr[6", "+", "2]" on the parameter list; 2385 # but it's better to maintain the param string unchanged for output, 2386 # so just weaken the string compare in check_sections() to ignore 2387 # "[blah" in a parameter string; 2388 ###$param =~ s/\s*//g; 2389 push @parameterlist, $param; 2390 $parametertypes{$param} = $type; 2391} 2392 2393sub check_sections($$$$$$) { 2394 my ($file, $decl_name, $decl_type, $sectcheck, $prmscheck, $nested) = @_; 2395 my @sects = split ' ', $sectcheck; 2396 my @prms = split ' ', $prmscheck; 2397 my $err; 2398 my ($px, $sx); 2399 my $prm_clean; # strip trailing "[array size]" and/or beginning "*" 2400 2401 foreach $sx (0 .. $#sects) { 2402 $err = 1; 2403 foreach $px (0 .. $#prms) { 2404 $prm_clean = $prms[$px]; 2405 $prm_clean =~ s/\[.*\]//; 2406 $prm_clean =~ s/__attribute__\s*\(\([a-z,_\*\s\(\)]*\)\)//i; 2407 # ignore array size in a parameter string; 2408 # however, the original param string may contain 2409 # spaces, e.g.: addr[6 + 2] 2410 # and this appears in @prms as "addr[6" since the 2411 # parameter list is split at spaces; 2412 # hence just ignore "[..." for the sections check; 2413 $prm_clean =~ s/\[.*//; 2414 2415 ##$prm_clean =~ s/^\**//; 2416 if ($prm_clean eq $sects[$sx]) { 2417 $err = 0; 2418 last; 2419 } 2420 } 2421 if ($err) { 2422 if ($decl_type eq "function") { 2423 print STDERR "${file}:$.: warning: " . 2424 "Excess function parameter " . 2425 "'$sects[$sx]' " . 2426 "description in '$decl_name'\n"; 2427 ++$warnings; 2428 } else { 2429 if ($nested !~ m/\Q$sects[$sx]\E/) { 2430 print STDERR "${file}:$.: warning: " . 2431 "Excess struct/union/enum/typedef member " . 2432 "'$sects[$sx]' " . 2433 "description in '$decl_name'\n"; 2434 ++$warnings; 2435 } 2436 } 2437 } 2438 } 2439} 2440 2441## 2442# Checks the section describing the return value of a function. 2443sub check_return_section { 2444 my $file = shift; 2445 my $declaration_name = shift; 2446 my $return_type = shift; 2447 2448 # Ignore an empty return type (It's a macro) 2449 # Ignore functions with a "void" return type. (But don't ignore "void *") 2450 if (($return_type eq "") || ($return_type =~ /void\s*\w*\s*$/)) { 2451 return; 2452 } 2453 2454 if (!defined($sections{$section_return}) || 2455 $sections{$section_return} eq "") { 2456 print STDERR "${file}:$.: warning: " . 2457 "No description found for return value of " . 2458 "'$declaration_name'\n"; 2459 ++$warnings; 2460 } 2461} 2462 2463## 2464# takes a function prototype and the name of the current file being 2465# processed and spits out all the details stored in the global 2466# arrays/hashes. 2467sub dump_function($$) { 2468 my $prototype = shift; 2469 my $file = shift; 2470 my $noret = 0; 2471 2472 $prototype =~ s/^static +//; 2473 $prototype =~ s/^extern +//; 2474 $prototype =~ s/^asmlinkage +//; 2475 $prototype =~ s/^inline +//; 2476 $prototype =~ s/^__inline__ +//; 2477 $prototype =~ s/^__inline +//; 2478 $prototype =~ s/^__always_inline +//; 2479 $prototype =~ s/^noinline +//; 2480 $prototype =~ s/__init +//; 2481 $prototype =~ s/__init_or_module +//; 2482 $prototype =~ s/__meminit +//; 2483 $prototype =~ s/__must_check +//; 2484 $prototype =~ s/__weak +//; 2485 my $define = $prototype =~ s/^#\s*define\s+//; #ak added 2486 $prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//; 2487 2488 # Yes, this truly is vile. We are looking for: 2489 # 1. Return type (may be nothing if we're looking at a macro) 2490 # 2. Function name 2491 # 3. Function parameters. 2492 # 2493 # All the while we have to watch out for function pointer parameters 2494 # (which IIRC is what the two sections are for), C types (these 2495 # regexps don't even start to express all the possibilities), and 2496 # so on. 2497 # 2498 # If you mess with these regexps, it's a good idea to check that 2499 # the following functions' documentation still comes out right: 2500 # - parport_register_device (function pointer parameters) 2501 # - atomic_set (macro) 2502 # - pci_match_device, __copy_to_user (long return type) 2503 2504 if ($define && $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s+/) { 2505 # This is an object-like macro, it has no return type and no parameter 2506 # list. 2507 # Function-like macros are not allowed to have spaces between 2508 # declaration_name and opening parenthesis (notice the \s+). 2509 $return_type = $1; 2510 $declaration_name = $2; 2511 $noret = 1; 2512 } elsif ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2513 $prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2514 $prototype =~ m/^(\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2515 $prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2516 $prototype =~ m/^(\w+\s+\w+\s*\*+)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2517 $prototype =~ m/^(\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2518 $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ || 2519 $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2520 $prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2521 $prototype =~ m/^(\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2522 $prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2523 $prototype =~ m/^(\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2524 $prototype =~ m/^(\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2525 $prototype =~ m/^(\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2526 $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2527 $prototype =~ m/^(\w+\s+\w+\s+\w+\s+\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/ || 2528 $prototype =~ m/^(\w+\s+\w+\s*\*\s*\w+\s*\*\s*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\{]*)\)/) { 2529 $return_type = $1; 2530 $declaration_name = $2; 2531 my $args = $3; 2532 2533 create_parameterlist($args, ',', $file); 2534 } else { 2535 print STDERR "${file}:$.: warning: cannot understand function prototype: '$prototype'\n"; 2536 return; 2537 } 2538 2539 my $prms = join " ", @parameterlist; 2540 check_sections($file, $declaration_name, "function", $sectcheck, $prms, ""); 2541 2542 # This check emits a lot of warnings at the moment, because many 2543 # functions don't have a 'Return' doc section. So until the number 2544 # of warnings goes sufficiently down, the check is only performed in 2545 # verbose mode. 2546 # TODO: always perform the check. 2547 if ($verbose && !$noret) { 2548 check_return_section($file, $declaration_name, $return_type); 2549 } 2550 2551 output_declaration($declaration_name, 2552 'function', 2553 {'function' => $declaration_name, 2554 'module' => $modulename, 2555 'functiontype' => $return_type, 2556 'parameterlist' => \@parameterlist, 2557 'parameterdescs' => \%parameterdescs, 2558 'parametertypes' => \%parametertypes, 2559 'sectionlist' => \@sectionlist, 2560 'sections' => \%sections, 2561 'purpose' => $declaration_purpose 2562 }); 2563} 2564 2565sub reset_state { 2566 $function = ""; 2567 %parameterdescs = (); 2568 %parametertypes = (); 2569 @parameterlist = (); 2570 %sections = (); 2571 @sectionlist = (); 2572 $sectcheck = ""; 2573 $struct_actual = ""; 2574 $prototype = ""; 2575 2576 $state = STATE_NORMAL; 2577 $inline_doc_state = STATE_INLINE_NA; 2578} 2579 2580sub tracepoint_munge($) { 2581 my $file = shift; 2582 my $tracepointname = 0; 2583 my $tracepointargs = 0; 2584 2585 if ($prototype =~ m/TRACE_EVENT\((.*?),/) { 2586 $tracepointname = $1; 2587 } 2588 if ($prototype =~ m/DEFINE_SINGLE_EVENT\((.*?),/) { 2589 $tracepointname = $1; 2590 } 2591 if ($prototype =~ m/DEFINE_EVENT\((.*?),(.*?),/) { 2592 $tracepointname = $2; 2593 } 2594 $tracepointname =~ s/^\s+//; #strip leading whitespace 2595 if ($prototype =~ m/TP_PROTO\((.*?)\)/) { 2596 $tracepointargs = $1; 2597 } 2598 if (($tracepointname eq 0) || ($tracepointargs eq 0)) { 2599 print STDERR "${file}:$.: warning: Unrecognized tracepoint format: \n". 2600 "$prototype\n"; 2601 } else { 2602 $prototype = "static inline void trace_$tracepointname($tracepointargs)"; 2603 } 2604} 2605 2606sub syscall_munge() { 2607 my $void = 0; 2608 2609 $prototype =~ s@[\r\n\t]+@ @gos; # strip newlines/CR's/tabs 2610## if ($prototype =~ m/SYSCALL_DEFINE0\s*\(\s*(a-zA-Z0-9_)*\s*\)/) { 2611 if ($prototype =~ m/SYSCALL_DEFINE0/) { 2612 $void = 1; 2613## $prototype = "long sys_$1(void)"; 2614 } 2615 2616 $prototype =~ s/SYSCALL_DEFINE.*\(/long sys_/; # fix return type & func name 2617 if ($prototype =~ m/long (sys_.*?),/) { 2618 $prototype =~ s/,/\(/; 2619 } elsif ($void) { 2620 $prototype =~ s/\)/\(void\)/; 2621 } 2622 2623 # now delete all of the odd-number commas in $prototype 2624 # so that arg types & arg names don't have a comma between them 2625 my $count = 0; 2626 my $len = length($prototype); 2627 if ($void) { 2628 $len = 0; # skip the for-loop 2629 } 2630 for (my $ix = 0; $ix < $len; $ix++) { 2631 if (substr($prototype, $ix, 1) eq ',') { 2632 $count++; 2633 if ($count % 2 == 1) { 2634 substr($prototype, $ix, 1) = ' '; 2635 } 2636 } 2637 } 2638} 2639 2640sub process_proto_function($$) { 2641 my $x = shift; 2642 my $file = shift; 2643 2644 $x =~ s@\/\/.*$@@gos; # strip C99-style comments to end of line 2645 2646 if ($x =~ m#\s*/\*\s+MACDOC\s*#io || ($x =~ /^#/ && $x !~ /^#\s*define/)) { 2647 # do nothing 2648 } 2649 elsif ($x =~ /([^\{]*)/) { 2650 $prototype .= $1; 2651 } 2652 2653 if (($x =~ /\{/) || ($x =~ /\#\s*define/) || ($x =~ /;/)) { 2654 $prototype =~ s@/\*.*?\*/@@gos; # strip comments. 2655 $prototype =~ s@[\r\n]+@ @gos; # strip newlines/cr's. 2656 $prototype =~ s@^\s+@@gos; # strip leading spaces 2657 if ($prototype =~ /SYSCALL_DEFINE/) { 2658 syscall_munge(); 2659 } 2660 if ($prototype =~ /TRACE_EVENT/ || $prototype =~ /DEFINE_EVENT/ || 2661 $prototype =~ /DEFINE_SINGLE_EVENT/) 2662 { 2663 tracepoint_munge($file); 2664 } 2665 dump_function($prototype, $file); 2666 reset_state(); 2667 } 2668} 2669 2670sub process_proto_type($$) { 2671 my $x = shift; 2672 my $file = shift; 2673 2674 $x =~ s@[\r\n]+@ @gos; # strip newlines/cr's. 2675 $x =~ s@^\s+@@gos; # strip leading spaces 2676 $x =~ s@\s+$@@gos; # strip trailing spaces 2677 $x =~ s@\/\/.*$@@gos; # strip C99-style comments to end of line 2678 2679 if ($x =~ /^#/) { 2680 # To distinguish preprocessor directive from regular declaration later. 2681 $x .= ";"; 2682 } 2683 2684 while (1) { 2685 if ( $x =~ /([^{};]*)([{};])(.*)/ ) { 2686 $prototype .= $1 . $2; 2687 ($2 eq '{') && $brcount++; 2688 ($2 eq '}') && $brcount--; 2689 if (($2 eq ';') && ($brcount == 0)) { 2690 dump_declaration($prototype, $file); 2691 reset_state(); 2692 last; 2693 } 2694 $x = $3; 2695 } else { 2696 $prototype .= $x; 2697 last; 2698 } 2699 } 2700} 2701 2702# xml_escape: replace <, >, and & in the text stream; 2703# 2704# however, formatting controls that are generated internally/locally in the 2705# kernel-doc script are not escaped here; instead, they begin life like 2706# $blankline_html (4 of '\' followed by a mnemonic + ':'), then these strings 2707# are converted to their mnemonic-expected output, without the 4 * '\' & ':', 2708# just before actual output; (this is done by local_unescape()) 2709sub xml_escape($) { 2710 my $text = shift; 2711 if (($output_mode eq "text") || ($output_mode eq "man")) { 2712 return $text; 2713 } 2714 $text =~ s/\&/\\\\\\amp;/g; 2715 $text =~ s/\</\\\\\\lt;/g; 2716 $text =~ s/\>/\\\\\\gt;/g; 2717 return $text; 2718} 2719 2720# xml_unescape: reverse the effects of xml_escape 2721sub xml_unescape($) { 2722 my $text = shift; 2723 if (($output_mode eq "text") || ($output_mode eq "man")) { 2724 return $text; 2725 } 2726 $text =~ s/\\\\\\amp;/\&/g; 2727 $text =~ s/\\\\\\lt;/</g; 2728 $text =~ s/\\\\\\gt;/>/g; 2729 return $text; 2730} 2731 2732# convert local escape strings to html 2733# local escape strings look like: '\\\\menmonic:' (that's 4 backslashes) 2734sub local_unescape($) { 2735 my $text = shift; 2736 if (($output_mode eq "text") || ($output_mode eq "man")) { 2737 return $text; 2738 } 2739 $text =~ s/\\\\\\\\lt:/</g; 2740 $text =~ s/\\\\\\\\gt:/>/g; 2741 return $text; 2742} 2743 2744sub map_filename($) { 2745 my $file; 2746 my ($orig_file) = @_; 2747 2748 if (defined($ENV{'SRCTREE'})) { 2749 $file = "$ENV{'SRCTREE'}" . "/" . $orig_file; 2750 } else { 2751 $file = $orig_file; 2752 } 2753 2754 if (defined($source_map{$file})) { 2755 $file = $source_map{$file}; 2756 } 2757 2758 return $file; 2759} 2760 2761sub process_export_file($) { 2762 my ($orig_file) = @_; 2763 my $file = map_filename($orig_file); 2764 2765 if (!open(IN,"<$file")) { 2766 print STDERR "Error: Cannot open file $file\n"; 2767 ++$errors; 2768 return; 2769 } 2770 2771 while (<IN>) { 2772 if (/$export_symbol/) { 2773 $function_table{$2} = 1; 2774 } 2775 } 2776 2777 close(IN); 2778} 2779 2780sub process_file($) { 2781 my $file; 2782 my $identifier; 2783 my $func; 2784 my $descr; 2785 my $in_purpose = 0; 2786 my $initial_section_counter = $section_counter; 2787 my ($orig_file) = @_; 2788 my $leading_space; 2789 2790 $file = map_filename($orig_file); 2791 2792 if (!open(IN,"<$file")) { 2793 print STDERR "Error: Cannot open file $file\n"; 2794 ++$errors; 2795 return; 2796 } 2797 2798 $. = 1; 2799 2800 $section_counter = 0; 2801 while (<IN>) { 2802 while (s/\\\s*$//) { 2803 $_ .= <IN>; 2804 } 2805 if ($state == STATE_NORMAL) { 2806 if (/$doc_start/o) { 2807 $state = STATE_NAME; # next line is always the function name 2808 $in_doc_sect = 0; 2809 $declaration_start_line = $. + 1; 2810 } 2811 } elsif ($state == STATE_NAME) {# this line is the function name (always) 2812 if (/$doc_block/o) { 2813 $state = STATE_DOCBLOCK; 2814 $contents = ""; 2815 $new_start_line = $. + 1; 2816 2817 if ( $1 eq "" ) { 2818 $section = $section_intro; 2819 } else { 2820 $section = $1; 2821 } 2822 } 2823 elsif (/$doc_decl/o) { 2824 $identifier = $1; 2825 if (/\s*([\w\s]+?)\s*-/) { 2826 $identifier = $1; 2827 } 2828 2829 $state = STATE_FIELD; 2830 # if there's no @param blocks need to set up default section 2831 # here 2832 $contents = ""; 2833 $section = $section_default; 2834 $new_start_line = $. + 1; 2835 if (/-(.*)/) { 2836 # strip leading/trailing/multiple spaces 2837 $descr= $1; 2838 $descr =~ s/^\s*//; 2839 $descr =~ s/\s*$//; 2840 $descr =~ s/\s+/ /g; 2841 $declaration_purpose = xml_escape($descr); 2842 $in_purpose = 1; 2843 } else { 2844 $declaration_purpose = ""; 2845 } 2846 2847 if (($declaration_purpose eq "") && $verbose) { 2848 print STDERR "${file}:$.: warning: missing initial short description on line:\n"; 2849 print STDERR $_; 2850 ++$warnings; 2851 } 2852 2853 if ($identifier =~ m/^struct/) { 2854 $decl_type = 'struct'; 2855 } elsif ($identifier =~ m/^union/) { 2856 $decl_type = 'union'; 2857 } elsif ($identifier =~ m/^enum/) { 2858 $decl_type = 'enum'; 2859 } elsif ($identifier =~ m/^typedef/) { 2860 $decl_type = 'typedef'; 2861 } else { 2862 $decl_type = 'function'; 2863 } 2864 2865 if ($verbose) { 2866 print STDERR "${file}:$.: info: Scanning doc for $identifier\n"; 2867 } 2868 } else { 2869 print STDERR "${file}:$.: warning: Cannot understand $_ on line $.", 2870 " - I thought it was a doc line\n"; 2871 ++$warnings; 2872 $state = STATE_NORMAL; 2873 } 2874 } elsif ($state == STATE_FIELD) { # look for head: lines, and include content 2875 if (/$doc_sect/i) { # case insensitive for supported section names 2876 $newsection = $1; 2877 $newcontents = $2; 2878 2879 # map the supported section names to the canonical names 2880 if ($newsection =~ m/^description$/i) { 2881 $newsection = $section_default; 2882 } elsif ($newsection =~ m/^context$/i) { 2883 $newsection = $section_context; 2884 } elsif ($newsection =~ m/^returns?$/i) { 2885 $newsection = $section_return; 2886 } elsif ($newsection =~ m/^\@return$/) { 2887 # special: @return is a section, not a param description 2888 $newsection = $section_return; 2889 } 2890 2891 if (($contents ne "") && ($contents ne "\n")) { 2892 if (!$in_doc_sect && $verbose) { 2893 print STDERR "${file}:$.: warning: contents before sections\n"; 2894 ++$warnings; 2895 } 2896 dump_section($file, $section, xml_escape($contents)); 2897 $section = $section_default; 2898 } 2899 2900 $in_doc_sect = 1; 2901 $in_purpose = 0; 2902 $contents = $newcontents; 2903 $new_start_line = $.; 2904 while ((substr($contents, 0, 1) eq " ") || 2905 substr($contents, 0, 1) eq "\t") { 2906 $contents = substr($contents, 1); 2907 } 2908 if ($contents ne "") { 2909 $contents .= "\n"; 2910 } 2911 $section = $newsection; 2912 $leading_space = undef; 2913 } elsif (/$doc_end/) { 2914 if (($contents ne "") && ($contents ne "\n")) { 2915 dump_section($file, $section, xml_escape($contents)); 2916 $section = $section_default; 2917 $contents = ""; 2918 } 2919 # look for doc_com + <text> + doc_end: 2920 if ($_ =~ m'\s*\*\s*[a-zA-Z_0-9:\.]+\*/') { 2921 print STDERR "${file}:$.: warning: suspicious ending line: $_"; 2922 ++$warnings; 2923 } 2924 2925 $prototype = ""; 2926 $state = STATE_PROTO; 2927 $brcount = 0; 2928# print STDERR "end of doc comment, looking for prototype\n"; 2929 } elsif (/$doc_content/) { 2930 # miguel-style comment kludge, look for blank lines after 2931 # @parameter line to signify start of description 2932 if ($1 eq "") { 2933 if ($section =~ m/^@/ || $section eq $section_context) { 2934 dump_section($file, $section, xml_escape($contents)); 2935 $section = $section_default; 2936 $contents = ""; 2937 $new_start_line = $.; 2938 } else { 2939 $contents .= "\n"; 2940 } 2941 $in_purpose = 0; 2942 } elsif ($in_purpose == 1) { 2943 # Continued declaration purpose 2944 chomp($declaration_purpose); 2945 $declaration_purpose .= " " . xml_escape($1); 2946 $declaration_purpose =~ s/\s+/ /g; 2947 } else { 2948 my $cont = $1; 2949 if ($section =~ m/^@/ || $section eq $section_context) { 2950 if (!defined $leading_space) { 2951 if ($cont =~ m/^(\s+)/) { 2952 $leading_space = $1; 2953 } else { 2954 $leading_space = ""; 2955 } 2956 } 2957 2958 $cont =~ s/^$leading_space//; 2959 } 2960 $contents .= $cont . "\n"; 2961 } 2962 } else { 2963 # i dont know - bad line? ignore. 2964 print STDERR "${file}:$.: warning: bad line: $_"; 2965 ++$warnings; 2966 } 2967 } elsif ($state == STATE_INLINE) { # scanning for inline parameters 2968 # First line (state 1) needs to be a @parameter 2969 if ($inline_doc_state == STATE_INLINE_NAME && /$doc_inline_sect/o) { 2970 $section = $1; 2971 $contents = $2; 2972 $new_start_line = $.; 2973 if ($contents ne "") { 2974 while ((substr($contents, 0, 1) eq " ") || 2975 substr($contents, 0, 1) eq "\t") { 2976 $contents = substr($contents, 1); 2977 } 2978 $contents .= "\n"; 2979 } 2980 $inline_doc_state = STATE_INLINE_TEXT; 2981 # Documentation block end */ 2982 } elsif (/$doc_inline_end/) { 2983 if (($contents ne "") && ($contents ne "\n")) { 2984 dump_section($file, $section, xml_escape($contents)); 2985 $section = $section_default; 2986 $contents = ""; 2987 } 2988 $state = STATE_PROTO; 2989 $inline_doc_state = STATE_INLINE_NA; 2990 # Regular text 2991 } elsif (/$doc_content/) { 2992 if ($inline_doc_state == STATE_INLINE_TEXT) { 2993 $contents .= $1 . "\n"; 2994 # nuke leading blank lines 2995 if ($contents =~ /^\s*$/) { 2996 $contents = ""; 2997 } 2998 } elsif ($inline_doc_state == STATE_INLINE_NAME) { 2999 $inline_doc_state = STATE_INLINE_ERROR; 3000 print STDERR "${file}:$.: warning: "; 3001 print STDERR "Incorrect use of kernel-doc format: $_"; 3002 ++$warnings; 3003 } 3004 } 3005 } elsif ($state == STATE_PROTO) { # scanning for function '{' (end of prototype) 3006 if (/$doc_inline_start/) { 3007 $state = STATE_INLINE; 3008 $inline_doc_state = STATE_INLINE_NAME; 3009 } elsif ($decl_type eq 'function') { 3010 process_proto_function($_, $file); 3011 } else { 3012 process_proto_type($_, $file); 3013 } 3014 } elsif ($state == STATE_DOCBLOCK) { 3015 if (/$doc_end/) 3016 { 3017 dump_doc_section($file, $section, xml_escape($contents)); 3018 $section = $section_default; 3019 $contents = ""; 3020 $function = ""; 3021 %parameterdescs = (); 3022 %parametertypes = (); 3023 @parameterlist = (); 3024 %sections = (); 3025 @sectionlist = (); 3026 $prototype = ""; 3027 $state = STATE_NORMAL; 3028 } 3029 elsif (/$doc_content/) 3030 { 3031 if ( $1 eq "" ) 3032 { 3033 $contents .= $blankline; 3034 } 3035 else 3036 { 3037 $contents .= $1 . "\n"; 3038 } 3039 } 3040 } 3041 } 3042 if ($initial_section_counter == $section_counter) { 3043 print STDERR "${file}:1: warning: no structured comments found\n"; 3044 if (($output_selection == OUTPUT_INCLUDE) && ($show_not_found == 1)) { 3045 print STDERR " Was looking for '$_'.\n" for keys %function_table; 3046 } 3047 if ($output_mode eq "xml") { 3048 # The template wants at least one RefEntry here; make one. 3049 print "<refentry>\n"; 3050 print " <refnamediv>\n"; 3051 print " <refname>\n"; 3052 print " ${orig_file}\n"; 3053 print " </refname>\n"; 3054 print " <refpurpose>\n"; 3055 print " Document generation inconsistency\n"; 3056 print " </refpurpose>\n"; 3057 print " </refnamediv>\n"; 3058 print " <refsect1>\n"; 3059 print " <title>\n"; 3060 print " Oops\n"; 3061 print " </title>\n"; 3062 print " <warning>\n"; 3063 print " <para>\n"; 3064 print " The template for this document tried to insert\n"; 3065 print " the structured comment from the file\n"; 3066 print " <filename>${orig_file}</filename> at this point,\n"; 3067 print " but none was found.\n"; 3068 print " This dummy section is inserted to allow\n"; 3069 print " generation to continue.\n"; 3070 print " </para>\n"; 3071 print " </warning>\n"; 3072 print " </refsect1>\n"; 3073 print "</refentry>\n"; 3074 } 3075 } 3076} 3077 3078 3079$kernelversion = get_kernel_version(); 3080 3081# generate a sequence of code that will splice in highlighting information 3082# using the s// operator. 3083for (my $k = 0; $k < @highlights; $k++) { 3084 my $pattern = $highlights[$k][0]; 3085 my $result = $highlights[$k][1]; 3086# print STDERR "scanning pattern:$pattern, highlight:($result)\n"; 3087 $dohighlight .= "\$contents =~ s:$pattern:$result:gs;\n"; 3088} 3089 3090# Read the file that maps relative names to absolute names for 3091# separate source and object directories and for shadow trees. 3092if (open(SOURCE_MAP, "<.tmp_filelist.txt")) { 3093 my ($relname, $absname); 3094 while(<SOURCE_MAP>) { 3095 chop(); 3096 ($relname, $absname) = (split())[0..1]; 3097 $relname =~ s:^/+::; 3098 $source_map{$relname} = $absname; 3099 } 3100 close(SOURCE_MAP); 3101} 3102 3103if ($output_selection == OUTPUT_EXPORTED || 3104 $output_selection == OUTPUT_INTERNAL) { 3105 3106 push(@export_file_list, @ARGV); 3107 3108 foreach (@export_file_list) { 3109 chomp; 3110 process_export_file($_); 3111 } 3112} 3113 3114foreach (@ARGV) { 3115 chomp; 3116 process_file($_); 3117} 3118if ($verbose && $errors) { 3119 print STDERR "$errors errors\n"; 3120} 3121if ($verbose && $warnings) { 3122 print STDERR "$warnings warnings\n"; 3123} 3124 3125exit($errors); 3126