#!/usr/bin/perl -w use warnings; use strict; use Text::Wrap; $Text::Wrap::huge = 'overflow'; my $srcpath = undef; my $wikipath = undef; my $warn_about_missing = 0; my $copy_direction = 0; foreach (@ARGV) { $warn_about_missing = 1, next if $_ eq '--warn-about-missing'; $copy_direction = 1, next if $_ eq '--copy-to-headers'; $copy_direction = 1, next if $_ eq '--copy-to-header'; $copy_direction = -1, next if $_ eq '--copy-to-wiki'; $copy_direction = -2, next if $_ eq '--copy-to-manpages'; $srcpath = $_, next if not defined $srcpath; $wikipath = $_, next if not defined $wikipath; } my $wordwrap_mode = 'mediawiki'; sub wordwrap_atom { # don't call this directly. my $str = shift; my $retval = ''; # wordwrap but leave links intact, even if they overflow. if ($wordwrap_mode eq 'mediawiki') { while ($str =~ s/(.*?)\s*(\[https?\:\/\/.*?\s+.*?\])\s*//ms) { $retval .= fill('', '', $1); # wrap it. $retval .= "\n$2\n"; # don't wrap it. } } elsif ($wordwrap_mode eq 'md') { while ($str =~ s/(.*?)\s*(\[.*?\]\(https?\:\/\/.*?\))\s*//ms) { $retval .= fill('', '', $1); # wrap it. $retval .= "\n$2\n"; # don't wrap it. } } return $retval . fill('', '', $str); } sub wordwrap_with_bullet_indent { # don't call this directly. my $bullet = shift; my $str = shift; my $retval = ''; #print("WORDWRAP BULLET ('$bullet'):\n\n$str\n\n"); # You _can't_ (at least with Pandoc) have a bullet item with a newline in # MediaWiki, so _remove_ wrapping! if ($wordwrap_mode eq 'mediawiki') { $retval = "$bullet$str"; $retval =~ s/\n/ /gms; $retval =~ s/\s+$//gms; #print("WORDWRAP BULLET DONE:\n\n$retval\n\n"); return "$retval\n"; } my $bulletlen = length($bullet); # wrap it and then indent each line to be under the bullet. $Text::Wrap::columns -= $bulletlen; my @wrappedlines = split /\n/, wordwrap_atom($str); $Text::Wrap::columns += $bulletlen; my $prefix = $bullet; my $usual_prefix = ' ' x $bulletlen; foreach (@wrappedlines) { $retval .= "$prefix$_\n"; $prefix = $usual_prefix; } return $retval; } sub wordwrap_one_paragraph { # don't call this directly. my $retval = ''; my $p = shift; #print "\n\n\nPARAGRAPH: [$p]\n\n\n"; if ($p =~ s/\A([\*\-] )//) { # bullet list, starts with "* " or "- ". my $bullet = $1; my $item = ''; my @items = split /\n/, $p; foreach (@items) { if (s/\A([\*\-] )//) { $retval .= wordwrap_with_bullet_indent($bullet, $item); $item = ''; } s/\A\s*//; $item .= "$_\n"; # accumulate lines until we hit the end or another bullet. } if ($item ne '') { $retval .= wordwrap_with_bullet_indent($bullet, $item); } } else { $retval = wordwrap_atom($p) . "\n"; } return $retval; } sub wordwrap_paragraphs { # don't call this directly. my $str = shift; my $retval = ''; my @paragraphs = split /\n\n/, $str; foreach (@paragraphs) { next if $_ eq ''; $retval .= wordwrap_one_paragraph($_); $retval .= "\n"; } return $retval; } my $wordwrap_default_columns = 76; sub wordwrap { my $str = shift; my $columns = shift; $columns = $wordwrap_default_columns if not defined $columns; $columns += $wordwrap_default_columns if $columns < 0; $Text::Wrap::columns = $columns; my $retval = ''; #print("\n\nWORDWRAP:\n\n$str\n\n\n"); $str =~ s/\A\n+//ms; while ($str =~ s/(.*?)(\`\`\`.*?\`\`\`|\<syntaxhighlight.*?\<\/syntaxhighlight\>)//ms) { #print("\n\nWORDWRAP BLOCK:\n\n$1\n\n ===\n\n$2\n\n\n"); $retval .= wordwrap_paragraphs($1); # wrap it. $retval .= "$2\n\n"; # don't wrap it. } $retval .= wordwrap_paragraphs($str); # wrap what's left. $retval =~ s/\n+\Z//ms; #print("\n\nWORDWRAP DONE:\n\n$retval\n\n\n"); return $retval; } # This assumes you're moving from Markdown (in the Doxygen data) to Wiki, which # is why the 'md' section is so sparse. sub wikify_chunk { my $wikitype = shift; my $str = shift; my $codelang = shift; my $code = shift; #print("\n\nWIKIFY CHUNK:\n\n$str\n\n\n"); if ($wikitype eq 'mediawiki') { # convert `code` things first, so they aren't mistaken for other markdown items. my $codedstr = ''; while ($str =~ s/\A(.*?)\`(.*?)\`//ms) { my $codeblock = $2; $codedstr .= wikify_chunk($wikitype, $1, undef, undef); # Convert obvious SDL things to wikilinks, even inside `code` blocks. $codeblock =~ s/\b(SDL_[a-zA-Z0-9_]+)/[[$1]]/gms; $codedstr .= "<code>$codeblock</code>"; } # Convert obvious SDL things to wikilinks. $str =~ s/\b(SDL_[a-zA-Z0-9_]+)/[[$1]]/gms; # Make some Markdown things into MediaWiki... # links $str =~ s/\[(.*?)\]\((https?\:\/\/.*?)\)/\[$2 $1\]/g; # bold+italic $str =~ s/\*\*\*(.*?)\*\*\*/'''''$1'''''/gms; # bold $str =~ s/\*\*(.*?)\*\*/'''$1'''/gms; # italic $str =~ s/\*(.*?)\*/''$1''/gms; # bullets $str =~ s/^\- /* /gm; $str = $codedstr . $str; if (defined $code) { $str .= "<syntaxhighlight lang='$codelang'>$code<\/syntaxhighlight>"; } } elsif ($wikitype eq 'md') { # Convert obvious SDL things to wikilinks. $str =~ s/\b(SDL_[a-zA-Z0-9_]+)/[$1]($1)/gms; if (defined $code) { $str .= "```$codelang$code```"; } } #print("\n\nWIKIFY CHUNK DONE:\n\n$str\n\n\n"); return $str; } sub wikify { my $wikitype = shift; my $str = shift; my $retval = ''; #print("WIKIFY WHOLE:\n\n$str\n\n\n"); while ($str =~ s/\A(.*?)\`\`\`(c\+\+|c)(.*?)\`\`\`//ms) { $retval .= wikify_chunk($wikitype, $1, $2, $3); } $retval .= wikify_chunk($wikitype, $str, undef, undef); #print("WIKIFY WHOLE DONE:\n\n$retval\n\n\n"); return $retval; } my $dewikify_mode = 'md'; my $dewikify_manpage_code_indent = 1; sub dewikify_chunk { my $wikitype = shift; my $str = shift; my $codelang = shift; my $code = shift; #print("\n\nDEWIKIFY CHUNK:\n\n$str\n\n\n"); if ($dewikify_mode eq 'md') { if ($wikitype eq 'mediawiki') { # Doxygen supports Markdown (and it just simply looks better than MediaWiki # when looking at the raw headers), so do some conversions here as necessary. $str =~ s/\[\[(SDL_[a-zA-Z0-9_]+)\]\]/$1/gms; # Dump obvious wikilinks. # links $str =~ s/\[(https?\:\/\/.*?)\s+(.*?)\]/\[$2\]\($1\)/g; # <code></code> is also popular. :/ $str =~ s/\<code>(.*?)<\/code>/`$1`/gms; # bold+italic $str =~ s/'''''(.*?)'''''/***$1***/gms; # bold $str =~ s/'''(.*?)'''/**$1**/gms; # italic $str =~ s/''(.*?)''/*$1*/gms; # bullets $str =~ s/^\* /- /gm; } if (defined $code) { $str .= "```$codelang$code```"; } } elsif ($dewikify_mode eq 'manpage') { $str =~ s/\./\\[char46]/gms; # make sure these can't become control codes. if ($wikitype eq 'mediawiki') { $str =~ s/\s*\[\[(SDL_[a-zA-Z0-9_]+)\]\]\s*/\n.BR $1\n/gms; # Dump obvious wikilinks. # links $str =~ s/\[(https?\:\/\/.*?)\s+(.*?)\]/\n.URL "$1" "$2"\n/g; # <code></code> is also popular. :/ $str =~ s/\s*\<code>(.*?)<\/code>\s*/\n.BR $1\n/gms; # bold+italic $str =~ s/\s*'''''(.*?)'''''\s*/\n.BI $1\n/gms; # bold $str =~ s/\s*'''(.*?)'''\s*/\n.B $1\n/gms; # italic $str =~ s/\s*''(.*?)''\s*/\n.I $1\n/gms; # bullets $str =~ s/^\* /\n\\\(bu /gm; } else { die("Unexpected wikitype when converting to manpages\n"); # !!! FIXME: need to handle Markdown wiki pages. } if (defined $code) { $code =~ s/\A\n+//gms; $code =~ s/\n+\Z//gms; if ($dewikify_manpage_code_indent) { $str .= "\n.IP\n" } else { $str .= "\n.PP\n" } $str .= ".EX\n$code\n.EE\n.PP\n"; } } else { die("Unexpected dewikify_mode\n"); } #print("\n\nDEWIKIFY CHUNK DONE:\n\n$str\n\n\n"); return $str; } sub dewikify { my $wikitype = shift; my $str = shift; return '' if not defined $str; #print("DEWIKIFY WHOLE:\n\n$str\n\n\n"); $str =~ s/\A[\s\n]*\= .*? \=\s*?\n+//ms; $str =~ s/\A[\s\n]*\=\= .*? \=\=\s*?\n+//ms; my $retval = ''; while ($str =~ s/\A(.*?)<syntaxhighlight lang='?(.*?)'?>(.*?)<\/syntaxhighlight\>//ms) { $retval .= dewikify_chunk($wikitype, $1, $2, $3); } $retval .= dewikify_chunk($wikitype, $str, undef, undef); #print("DEWIKIFY WHOLE DONE:\n\n$retval\n\n\n"); return $retval; } sub usage { die("USAGE: $0 <source code git clone path> <wiki git clone path> [--copy-to-headers|--copy-to-wiki|--copy-to-manpages] [--warn-about-missing]\n\n"); } usage() if not defined $srcpath; usage() if not defined $wikipath; #usage() if $copy_direction == 0; my @standard_wiki_sections = ( 'Draft', '[Brief]', 'Deprecated', 'Syntax', 'Function Parameters', 'Return Value', 'Remarks', 'Version', 'Code Examples', 'Related Functions' ); # Sections that only ever exist in the wiki and shouldn't be deleted when # not found in the headers. my %only_wiki_sections = ( # The ones don't mean anything, I just need to check for key existence. 'Draft', 1, 'Code Examples', 1 ); my %headers = (); # $headers{"SDL_audio.h"} -> reference to an array of all lines of text in SDL_audio.h. my %headerfuncs = (); # $headerfuncs{"SDL_OpenAudio"} -> string of header documentation for SDL_OpenAudio, with comment '*' bits stripped from the start. Newlines embedded! my %headerdecls = (); my %headerfuncslocation = (); # $headerfuncslocation{"SDL_OpenAudio"} -> name of header holding SDL_OpenAudio define ("SDL_audio.h" in this case). my %headerfuncschunk = (); # $headerfuncschunk{"SDL_OpenAudio"} -> offset in array in %headers that should be replaced for this function. my %headerfuncshasdoxygen = (); # $headerfuncschunk{"SDL_OpenAudio"} -> 1 if there was no existing doxygen for this function. my $incpath = "$srcpath/include"; opendir(DH, $incpath) or die("Can't opendir '$incpath': $!\n"); while (readdir(DH)) { my $dent = $_; next if not $dent =~ /\ASDL.*?\.h\Z/; # just SDL*.h headers. open(FH, '<', "$incpath/$dent") or die("Can't open '$incpath/$dent': $!\n"); my @contents = (); while (<FH>) { chomp; my $decl; my @templines; my $str; my $has_doxygen = 1; if (/\A\s*extern\s+(SDL_DEPRECATED\s+|)DECLSPEC/) { # a function declaration without a doxygen comment? @templines = (); $decl = $_; $str = ''; $has_doxygen = 0; } elsif (not /\A\/\*\*\s*\Z/) { # not doxygen comment start? push @contents, $_; next; } else { # Start of a doxygen comment, parse it out. @templines = ( $_ ); while (<FH>) { chomp; push @templines, $_; last if /\A\s*\*\/\Z/; if (s/\A\s*\*\s*\`\`\`/```/) { # this is a hack, but a lot of other code relies on the whitespace being trimmed, but we can't trim it in code blocks... $str .= "$_\n"; while (<FH>) { chomp; push @templines, $_; s/\A\s*\*\s?//; if (s/\A\s*\`\`\`/```/) { $str .= "$_\n"; last; } else { $str .= "$_\n"; } } } else { s/\A\s*\*\s*//; $str .= "$_\n"; } } $decl = <FH>; $decl = '' if not defined $decl; chomp($decl); if (not $decl =~ /\A\s*extern\s+(SDL_DEPRECATED\s+|)DECLSPEC/) { #print "Found doxygen but no function sig:\n$str\n\n"; foreach (@templines) { push @contents, $_; } push @contents, $decl; next; } } my @decllines = ( $decl ); if (not $decl =~ /\)\s*;/) { while (<FH>) { chomp; push @decllines, $_; s/\A\s+//; s/\s+\Z//; $decl .= " $_"; last if /\)\s*;/; } } $decl =~ s/\s+\);\Z/);/; $decl =~ s/\s+\Z//; #print("DECL: [$decl]\n"); my $fn = ''; if ($decl =~ /\A\s*extern\s+(SDL_DEPRECATED\s+|)DECLSPEC\s+(const\s+|)(unsigned\s+|)(.*?)\s*(\*?)\s*SDLCALL\s+(.*?)\s*\((.*?)\);/) { $fn = $6; #$decl =~ s/\A\s*extern\s+DECLSPEC\s+(.*?)\s+SDLCALL/$1/; } else { #print "Found doxygen but no function sig:\n$str\n\n"; foreach (@templines) { push @contents, $_; } foreach (@decllines) { push @contents, $_; } next; } $decl = ''; # build this with the line breaks, since it looks better for syntax highlighting. foreach (@decllines) { if ($decl eq '') { $decl = $_; $decl =~ s/\Aextern\s+(SDL_DEPRECATED\s+|)DECLSPEC\s+(.*?)\s+(\*?)SDLCALL\s+/$2$3 /; } else { my $trimmed = $_; # !!! FIXME: trim space for SDL_DEPRECATED if it was used, too. $trimmed =~ s/\A\s{24}//; # 24 for shrinking to match the removed "extern DECLSPEC SDLCALL " $decl .= $trimmed; } $decl .= "\n"; } #print("$fn:\n$str\n\n"); # There might be multiple declarations of a function due to #ifdefs, # and only one of them will have documentation. If we hit an # undocumented one before, delete the placeholder line we left for # it so it doesn't accumulate a new blank line on each run. my $skipfn = 0; if (defined $headerfuncshasdoxygen{$fn}) { if ($headerfuncshasdoxygen{$fn} == 0) { # An undocumented declaration already exists, nuke its placeholder line. delete $contents[$headerfuncschunk{$fn}]; # delete DOES NOT RENUMBER existing elements! } else { # documented function already existed? $skipfn = 1; # don't add this copy to the list of functions. if ($has_doxygen) { print STDERR "WARNING: Function '$fn' appears to be documented in multiple locations. Only keeping the first one we saw!\n"; } push @contents, join("\n", @decllines); # just put the existing declation in as-is. } } if (!$skipfn) { $headerfuncs{$fn} = $str; $headerdecls{$fn} = $decl; $headerfuncslocation{$fn} = $dent; $headerfuncschunk{$fn} = scalar(@contents); $headerfuncshasdoxygen{$fn} = $has_doxygen; push @contents, join("\n", @templines); push @contents, join("\n", @decllines); } } close(FH); $headers{$dent} = \@contents; } closedir(DH); # !!! FIXME: we need to parse enums and typedefs and structs and defines and and and and and... # !!! FIXME: (but functions are good enough for now.) my %wikitypes = (); # contains string of wiki page extension, like $wikitypes{"SDL_OpenAudio"} == 'mediawiki' my %wikifuncs = (); # contains references to hash of strings, each string being the full contents of a section of a wiki page, like $wikifuncs{"SDL_OpenAudio"}{"Remarks"}. my %wikisectionorder = (); # contains references to array, each array item being a key to a wikipage section in the correct order, like $wikisectionorder{"SDL_OpenAudio"}[2] == 'Remarks' opendir(DH, $wikipath) or die("Can't opendir '$wikipath': $!\n"); while (readdir(DH)) { my $dent = $_; my $type = ''; if ($dent =~ /\ASDL.*?\.(md|mediawiki)\Z/) { $type = $1; } else { next; # only dealing with wiki pages. } open(FH, '<', "$wikipath/$dent") or die("Can't open '$wikipath/$dent': $!\n"); my $current_section = '[start]'; my @section_order = ( $current_section ); my $fn = $dent; $fn =~ s/\..*\Z//; my %sections = (); $sections{$current_section} = ''; while (<FH>) { chomp; my $orig = $_; s/\A\s*//; s/\s*\Z//; if ($type eq 'mediawiki') { if (/\A\= (.*?) \=\Z/) { $current_section = ($1 eq $fn) ? '[Brief]' : $1; die("Doubly-defined section '$current_section' in '$dent'!\n") if defined $sections{$current_section}; push @section_order, $current_section; $sections{$current_section} = ''; } elsif (/\A\=\= (.*?) \=\=\Z/) { $current_section = ($1 eq $fn) ? '[Brief]' : $1; die("Doubly-defined section '$current_section' in '$dent'!\n") if defined $sections{$current_section}; push @section_order, $current_section; $sections{$current_section} = ''; next; } elsif (/\A\-\-\-\-\Z/) { $current_section = '[footer]'; die("Doubly-defined section '$current_section' in '$dent'!\n") if defined $sections{$current_section}; push @section_order, $current_section; $sections{$current_section} = ''; next; } } elsif ($type eq 'md') { if (/\A\#+ (.*?)\Z/) { $current_section = ($1 eq $fn) ? '[Brief]' : $1; die("Doubly-defined section '$current_section' in '$dent'!\n") if defined $sections{$current_section}; push @section_order, $current_section; $sections{$current_section} = ''; next; } elsif (/\A\-\-\-\-\Z/) { $current_section = '[footer]'; die("Doubly-defined section '$current_section' in '$dent'!\n") if defined $sections{$current_section}; push @section_order, $current_section; $sections{$current_section} = ''; next; } } else { die("Unexpected wiki file type. Fixme!\n"); } $sections{$current_section} .= "$orig\n"; } close(FH); foreach (keys %sections) { $sections{$_} =~ s/\A\n+//; $sections{$_} =~ s/\n+\Z//; $sections{$_} .= "\n"; } if (0) { foreach (@section_order) { print("$fn SECTION '$_':\n"); print($sections{$_}); print("\n\n"); } } $wikitypes{$fn} = $type; $wikifuncs{$fn} = \%sections; $wikisectionorder{$fn} = \@section_order; } closedir(DH); if ($warn_about_missing) { foreach (keys %wikifuncs) { my $fn = $_; if (not defined $headerfuncs{$fn}) { print("WARNING: $fn defined in the wiki but not the headers!\n"); } } foreach (keys %headerfuncs) { my $fn = $_; if (not defined $wikifuncs{$fn}) { print("WARNING: $fn defined in the headers but not the wiki!\n"); } } } if ($copy_direction == 1) { # --copy-to-headers my %changed_headers = (); $dewikify_mode = 'md'; $wordwrap_mode = 'md'; # the headers use Markdown format. foreach (keys %headerfuncs) { my $fn = $_; next if not defined $wikifuncs{$fn}; # don't have a page for that function, skip it. my $wikitype = $wikitypes{$fn}; my $sectionsref = $wikifuncs{$fn}; my $remarks = %$sectionsref{'Remarks'}; my $params = %$sectionsref{'Function Parameters'}; my $returns = %$sectionsref{'Return Value'}; my $version = %$sectionsref{'Version'}; my $related = %$sectionsref{'Related Functions'}; my $deprecated = %$sectionsref{'Deprecated'}; my $brief = %$sectionsref{'[Brief]'}; my $addblank = 0; my $str = ''; $headerfuncshasdoxygen{$fn} = 1; # Added/changed doxygen for this header. $brief = dewikify($wikitype, $brief); $brief =~ s/\A(.*?\.) /$1\n/; # \brief should only be one sentence, delimited by a period+space. Split if necessary. my @briefsplit = split /\n/, $brief; $brief = shift @briefsplit; if (defined $remarks) { $remarks = join("\n", @briefsplit) . dewikify($wikitype, $remarks); } if (defined $brief) { $str .= "\n" if $addblank; $addblank = 1; $str .= wordwrap($brief) . "\n"; } if (defined $remarks) { $str .= "\n" if $addblank; $addblank = 1; $str .= wordwrap($remarks) . "\n"; } if (defined $deprecated) { # !!! FIXME: lots of code duplication in all of these. $str .= "\n" if $addblank; $addblank = 1; my $v = dewikify($wikitype, $deprecated); my $whitespacelen = length("\\deprecated") + 1; my $whitespace = ' ' x $whitespacelen; $v = wordwrap($v, -$whitespacelen); my @desclines = split /\n/, $v; my $firstline = shift @desclines; $str .= "\\deprecated $firstline\n"; foreach (@desclines) { $str .= "${whitespace}$_\n"; } } if (defined $params) { $str .= "\n" if $addblank; $addblank = (defined $returns) ? 0 : 1; my @lines = split /\n/, dewikify($wikitype, $params); if ($wikitype eq 'mediawiki') { die("Unexpected data parsing MediaWiki table") if (shift @lines ne '{|'); # Dump the '{|' start while (scalar(@lines) >= 3) { my $name = shift @lines; my $desc = shift @lines; my $terminator = shift @lines; # the '|-' or '|}' line. last if ($terminator ne '|-') and ($terminator ne '|}'); # we seem to have run out of table. $name =~ s/\A\|\s*//; $name =~ s/\A\*\*(.*?)\*\*/$1/; $name =~ s/\A\'\'\'(.*?)\'\'\'/$1/; $desc =~ s/\A\|\s*//; #print STDERR "FN: $fn NAME: $name DESC: $desc TERM: $terminator\n"; my $whitespacelen = length($name) + 8; my $whitespace = ' ' x $whitespacelen; $desc = wordwrap($desc, -$whitespacelen); my @desclines = split /\n/, $desc; my $firstline = shift @desclines; $str .= "\\param $name $firstline\n"; foreach (@desclines) { $str .= "${whitespace}$_\n"; } } } else { die("write me"); } } if (defined $returns) { $str .= "\n" if $addblank; $addblank = 1; my $r = dewikify($wikitype, $returns); my $retstr = "\\returns"; if ($r =~ s/\AReturn(s?) //) { $retstr = "\\return$1"; } my $whitespacelen = length($retstr) + 1; my $whitespace = ' ' x $whitespacelen; $r = wordwrap($r, -$whitespacelen); my @desclines = split /\n/, $r; my $firstline = shift @desclines; $str .= "$retstr $firstline\n"; foreach (@desclines) { $str .= "${whitespace}$_\n"; } } if (defined $version) { # !!! FIXME: lots of code duplication in all of these. $str .= "\n" if $addblank; $addblank = 1; my $v = dewikify($wikitype, $version); my $whitespacelen = length("\\since") + 1; my $whitespace = ' ' x $whitespacelen; $v = wordwrap($v, -$whitespacelen); my @desclines = split /\n/, $v; my $firstline = shift @desclines; $str .= "\\since $firstline\n"; foreach (@desclines) { $str .= "${whitespace}$_\n"; } } if (defined $related) { # !!! FIXME: lots of code duplication in all of these. $str .= "\n" if $addblank; $addblank = 1; my $v = dewikify($wikitype, $related); my @desclines = split /\n/, $v; foreach (@desclines) { s/\A(\:|\* )//; s/\(\)\Z//; # Convert "SDL_Func()" to "SDL_Func" $str .= "\\sa $_\n"; } } my $header = $headerfuncslocation{$fn}; my $contentsref = $headers{$header}; my $chunk = $headerfuncschunk{$fn}; my @lines = split /\n/, $str; my $addnewline = (($chunk > 0) && ($$contentsref[$chunk-1] ne '')) ? "\n" : ''; my $output = "$addnewline/**\n"; foreach (@lines) { chomp; s/\s*\Z//; if ($_ eq '') { $output .= " *\n"; } else { $output .= " * $_\n"; } } $output .= " */"; #print("$fn:\n$output\n\n"); $$contentsref[$chunk] = $output; #$$contentsref[$chunk+1] = $headerdecls{$fn}; $changed_headers{$header} = 1; } foreach (keys %changed_headers) { my $header = $_; # this is kinda inefficient, but oh well. my @removelines = (); foreach (keys %headerfuncslocation) { my $fn = $_; next if $headerfuncshasdoxygen{$fn}; next if $headerfuncslocation{$fn} ne $header; # the index of the blank line we put before the function declaration in case we needed to replace it with new content from the wiki. push @removelines, $headerfuncschunk{$fn}; } my $contentsref = $headers{$header}; foreach (@removelines) { delete $$contentsref[$_]; # delete DOES NOT RENUMBER existing elements! } my $path = "$incpath/$header.tmp"; open(FH, '>', $path) or die("Can't open '$path': $!\n"); foreach (@$contentsref) { print FH "$_\n" if defined $_; } close(FH); rename($path, "$incpath/$header") or die("Can't rename '$path' to '$incpath/$header': $!\n"); } } elsif ($copy_direction == -1) { # --copy-to-wiki foreach (keys %headerfuncs) { my $fn = $_; next if not $headerfuncshasdoxygen{$fn}; my $wikitype = defined $wikitypes{$fn} ? $wikitypes{$fn} : 'mediawiki'; # default to MediaWiki for new stuff FOR NOW. die("Unexpected wikitype '$wikitype'\n") if (($wikitype ne 'mediawiki') and ($wikitype ne 'md') and ($wikitype ne 'manpage')); #print("$fn\n"); next; $wordwrap_mode = $wikitype; my $raw = $headerfuncs{$fn}; # raw doxygen text with comment characters stripped from start/end and start of each line. next if not defined $raw; $raw =~ s/\A\s*\\brief\s+//; # Technically we don't need \brief (please turn on JAVADOC_AUTOBRIEF if you use Doxygen), so just in case one is present, strip it. my @doxygenlines = split /\n/, $raw; my $brief = ''; while (@doxygenlines) { last if $doxygenlines[0] =~ /\A\\/; # some sort of doxygen command, assume we're past the general remarks. last if $doxygenlines[0] =~ /\A\s*\Z/; # blank line? End of paragraph, done. my $l = shift @doxygenlines; chomp($l); $l =~ s/\A\s*//; $l =~ s/\s*\Z//; $brief .= "$l "; } $brief =~ s/\A(.*?\.) /$1\n\n/; # \brief should only be one sentence, delimited by a period+space. Split if necessary. my @briefsplit = split /\n/, $brief; $brief = wikify($wikitype, shift @briefsplit) . "\n"; @doxygenlines = (@briefsplit, @doxygenlines); my $remarks = ''; # !!! FIXME: wordwrap and wikify might handle this, now. while (@doxygenlines) { last if $doxygenlines[0] =~ /\A\\/; # some sort of doxygen command, assume we're past the general remarks. my $l = shift @doxygenlines; if ($l =~ /\A\`\`\`/) { # syntax highlighting, don't reformat. $remarks .= "$l\n"; while ((@doxygenlines) && (not $l =~ /\`\`\`\Z/)) { $l = shift @doxygenlines; $remarks .= "$l\n"; } } else { $l =~ s/\A\s*//; $l =~ s/\s*\Z//; $remarks .= "$l\n"; } } #print("REMARKS:\n\n $remarks\n\n"); $remarks = wordwrap(wikify($wikitype, $remarks)); $remarks =~ s/\A\s*//; $remarks =~ s/\s*\Z//; my $decl = $headerdecls{$fn}; #$decl =~ s/\*\s+SDLCALL/ *SDLCALL/; # Try to make "void * Function" become "void *Function" #$decl =~ s/\A\s*extern\s+(SDL_DEPRECATED\s+|)DECLSPEC\s+(.*?)\s+(\*?)SDLCALL/$2$3/; my $syntax = ''; if ($wikitype eq 'mediawiki') { $syntax = "<syntaxhighlight lang='c'>\n$decl</syntaxhighlight>\n"; } elsif ($wikitype eq 'md') { $syntax = "```c\n$decl\n```\n"; } else { die("Expected wikitype '$wikitype'\n"); } my %sections = (); $sections{'[Brief]'} = $brief; # include this section even if blank so we get a title line. $sections{'Remarks'} = "$remarks\n" if $remarks ne ''; $sections{'Syntax'} = $syntax; my @params = (); # have to parse these and build up the wiki tables after, since Markdown needs to know the length of the largest string. :/ while (@doxygenlines) { my $l = shift @doxygenlines; if ($l =~ /\A\\param\s+(.*?)\s+(.*)\Z/) { my $arg = $1; my $desc = $2; while (@doxygenlines) { my $subline = $doxygenlines[0]; $subline =~ s/\A\s*//; last if $subline =~ /\A\\/; # some sort of doxygen command, assume we're past this thing. shift @doxygenlines; # dump this line from the array; we're using it. if ($subline eq '') { # empty line, make sure it keeps the newline char. $desc .= "\n"; } else { $desc .= " $subline"; } } $desc =~ s/[\s\n]+\Z//ms; # We need to know the length of the longest string to make Markdown tables, so we just store these off until everything is parsed. push @params, $arg; push @params, $desc; } elsif ($l =~ /\A\\r(eturns?)\s+(.*)\Z/) { my $retstr = "R$1"; # "Return" or "Returns" my $desc = $2; while (@doxygenlines) { my $subline = $doxygenlines[0]; $subline =~ s/\A\s*//; last if $subline =~ /\A\\/; # some sort of doxygen command, assume we're past this thing. shift @doxygenlines; # dump this line from the array; we're using it. if ($subline eq '') { # empty line, make sure it keeps the newline char. $desc .= "\n"; } else { $desc .= " $subline"; } } $desc =~ s/[\s\n]+\Z//ms; $sections{'Return Value'} = wordwrap("$retstr " . wikify($wikitype, $desc)) . "\n"; } elsif ($l =~ /\A\\deprecated\s+(.*)\Z/) { my $desc = $1; while (@doxygenlines) { my $subline = $doxygenlines[0]; $subline =~ s/\A\s*//; last if $subline =~ /\A\\/; # some sort of doxygen command, assume we're past this thing. shift @doxygenlines; # dump this line from the array; we're using it. if ($subline eq '') { # empty line, make sure it keeps the newline char. $desc .= "\n"; } else { $desc .= " $subline"; } } $desc =~ s/[\s\n]+\Z//ms; $sections{'Deprecated'} = wordwrap(wikify($wikitype, $desc)) . "\n"; } elsif ($l =~ /\A\\since\s+(.*)\Z/) { my $desc = $1; while (@doxygenlines) { my $subline = $doxygenlines[0]; $subline =~ s/\A\s*//; last if $subline =~ /\A\\/; # some sort of doxygen command, assume we're past this thing. shift @doxygenlines; # dump this line from the array; we're using it. if ($subline eq '') { # empty line, make sure it keeps the newline char. $desc .= "\n"; } else { $desc .= " $subline"; } } $desc =~ s/[\s\n]+\Z//ms; $sections{'Version'} = wordwrap(wikify($wikitype, $desc)) . "\n"; } elsif ($l =~ /\A\\sa\s+(.*)\Z/) { my $sa = $1; $sa =~ s/\(\)\Z//; # Convert "SDL_Func()" to "SDL_Func" $sections{'Related Functions'} = '' if not defined $sections{'Related Functions'}; if ($wikitype eq 'mediawiki') { $sections{'Related Functions'} .= ":[[$sa]]\n"; } elsif ($wikitype eq 'md') { $sections{'Related Functions'} .= "* [$sa](/$sa)\n"; } else { die("Expected wikitype '$wikitype'\n"); } } } # Make sure this ends with a double-newline. $sections{'Related Functions'} .= "\n" if defined $sections{'Related Functions'}; # We can build the wiki table now that we have all the data. if (scalar(@params) > 0) { my $str = ''; if ($wikitype eq 'mediawiki') { while (scalar(@params) > 0) { my $arg = shift @params; my $desc = wikify($wikitype, shift @params); $str .= ($str eq '') ? "{|\n" : "|-\n"; $str .= "|'''$arg'''\n"; $str .= "|$desc\n"; } $str .= "|}\n"; } elsif ($wikitype eq 'md') { my $longest_arg = 0; my $longest_desc = 0; my $which = 0; foreach (@params) { if ($which == 0) { my $len = length($_) + 4; $longest_arg = $len if ($len > $longest_arg); $which = 1; } else { my $len = length(wikify($wikitype, $_)); $longest_desc = $len if ($len > $longest_desc); $which = 0; } } # Markdown tables are sort of obnoxious. $str .= '| ' . (' ' x ($longest_arg+4)) . ' | ' . (' ' x $longest_desc) . " |\n"; $str .= '| ' . ('-' x ($longest_arg+4)) . ' | ' . ('-' x $longest_desc) . " |\n"; while (@params) { my $arg = shift @params; my $desc = wikify($wikitype, shift @params); $str .= "| **$arg** " . (' ' x ($longest_arg - length($arg))) . "| $desc" . (' ' x ($longest_desc - length($desc))) . " |\n"; } } else { die("Unexpected wikitype!\n"); # should have checked this elsewhere. } $sections{'Function Parameters'} = $str; } my $path = "$wikipath/$_.${wikitype}.tmp"; open(FH, '>', $path) or die("Can't open '$path': $!\n"); my $sectionsref = $wikifuncs{$fn}; foreach (@standard_wiki_sections) { # drop sections we either replaced or removed from the original wiki's contents. if (not defined $only_wiki_sections{$_}) { delete($$sectionsref{$_}); } } my $wikisectionorderref = $wikisectionorder{$fn}; # Make sure there's a footer in the wiki that puts this function in CategoryAPI... if (not $$sectionsref{'[footer]'}) { $$sectionsref{'[footer]'} = ''; push @$wikisectionorderref, '[footer]'; } # !!! FIXME: This won't be CategoryAPI if we eventually handle things other than functions. my $footer = $$sectionsref{'[footer]'}; if ($wikitype eq 'mediawiki') { $footer =~ s/\[\[CategoryAPI\]\],?\s*//g; $footer = '[[CategoryAPI]]' . (($footer eq '') ? "\n" : ", $footer"); } elsif ($wikitype eq 'md') { $footer =~ s/\[CategoryAPI\]\(CategoryAPI\),?\s*//g; $footer = '[CategoryAPI](CategoryAPI)' . (($footer eq '') ? '' : ', ') . $footer; } else { die("Unexpected wikitype '$wikitype'\n"); } $$sectionsref{'[footer]'} = $footer; my $prevsectstr = ''; my @ordered_sections = (@standard_wiki_sections, defined $wikisectionorderref ? @$wikisectionorderref : ()); # this copies the arrays into one. foreach (@ordered_sections) { my $sect = $_; next if $sect eq '[start]'; next if (not defined $sections{$sect} and not defined $$sectionsref{$sect}); my $section = defined $sections{$sect} ? $sections{$sect} : $$sectionsref{$sect}; if ($sect eq '[footer]') { # Make sure previous section ends with two newlines. if (substr($prevsectstr, -1) ne "\n") { print FH "\n\n"; } elsif (substr($prevsectstr, -2) ne "\n\n") { print FH "\n"; } print FH "----\n"; # It's the same in Markdown and MediaWiki. } elsif ($sect eq '[Brief]') { if ($wikitype eq 'mediawiki') { print FH "= $fn =\n\n"; } elsif ($wikitype eq 'md') { print FH "# $fn\n\n"; } else { die("Unexpected wikitype '$wikitype'\n"); } } else { if ($wikitype eq 'mediawiki') { print FH "\n== $sect ==\n\n"; } elsif ($wikitype eq 'md') { print FH "\n## $sect\n\n"; } else { die("Unexpected wikitype '$wikitype'\n"); } } my $sectstr = defined $sections{$sect} ? $sections{$sect} : $$sectionsref{$sect}; print FH $sectstr; $prevsectstr = $sectstr; # make sure these don't show up twice. delete($sections{$sect}); delete($$sectionsref{$sect}); } print FH "\n\n"; close(FH); rename($path, "$wikipath/$_.${wikitype}") or die("Can't rename '$path' to '$wikipath/$_.${wikitype}': $!\n"); } } elsif ($copy_direction == -2) { # --copy-to-manpages # This only takes from the wiki data, since it has sections we omit from the headers, like code examples. my $manpath = "$srcpath/man"; mkdir($manpath); $manpath .= "/man3"; mkdir($manpath); $dewikify_mode = 'manpage'; $wordwrap_mode = 'manpage'; my $introtxt = ''; if (0) { open(FH, '<', "$srcpath/LICENSE.txt") or die("Can't open '$srcpath/LICENSE.txt': $!\n"); while (<FH>) { chomp; $introtxt .= ".\\\" $_\n"; } close(FH); } my $gitrev = `cd "$srcpath" ; git rev-list HEAD~..`; chomp($gitrev); open(FH, '<', "$srcpath/include/SDL_version.h") or die("Can't open '$srcpath/include/SDL_version.h': $!\n"); my $majorver = 0; my $minorver = 0; my $patchver = 0; while (<FH>) { chomp; if (/\A\#define SDL_MAJOR_VERSION\s+(\d+)\Z/) { $majorver = int($1); } elsif (/\A\#define SDL_MINOR_VERSION\s+(\d+)\Z/) { $minorver = int($1); } elsif (/\A\#define SDL_PATCHLEVEL\s+(\d+)\Z/) { $patchver = int($1); } } close(FH); my $sdlversion = "$majorver.$minorver.$patchver"; foreach (keys %headerfuncs) { my $fn = $_; next if not defined $wikifuncs{$fn}; # don't have a page for that function, skip it. my $wikitype = $wikitypes{$fn}; my $sectionsref = $wikifuncs{$fn}; my $remarks = %$sectionsref{'Remarks'}; my $params = %$sectionsref{'Function Parameters'}; my $returns = %$sectionsref{'Return Value'}; my $version = %$sectionsref{'Version'}; my $related = %$sectionsref{'Related Functions'}; my $examples = %$sectionsref{'Code Examples'}; my $deprecated = %$sectionsref{'Deprecated'}; my $brief = %$sectionsref{'[Brief]'}; my $decl = $headerdecls{$fn}; my $str = ''; $brief = "$brief"; $brief =~ s/\A[\s\n]*\= .*? \=\s*?\n+//ms; $brief =~ s/\A[\s\n]*\=\= .*? \=\=\s*?\n+//ms; $brief =~ s/\A(.*?\.) /$1\n/; # \brief should only be one sentence, delimited by a period+space. Split if necessary. my @briefsplit = split /\n/, $brief; $brief = shift @briefsplit; $brief = dewikify($wikitype, $brief); if (defined $remarks) { $remarks = dewikify($wikitype, join("\n", @briefsplit) . $remarks); } $str .= $introtxt; $str .= ".\\\" This manpage content is licensed under Creative Commons\n"; $str .= ".\\\" Attribution 4.0 International (CC BY 4.0)\n"; $str .= ".\\\" https://creativecommons.org/licenses/by/4.0/\n"; $str .= ".\\\" This manpage was generated from SDL's wiki page for $fn:\n"; $str .= ".\\\" https://wiki.libsdl.org/$fn\n"; $str .= ".\\\" Generated with SDL/build-scripts/wikiheaders.pl\n"; $str .= ".\\\" revision $gitrev\n" if $gitrev ne ''; $str .= ".\\\" Please report issues in this manpage's content at:\n"; $str .= ".\\\" https://github.com/libsdl-org/sdlwiki/issues/new?title=Feedback%20on%20page%20$fn\n"; $str .= ".\\\" Please report issues in the generation of this manpage from the wiki at:\n"; $str .= ".\\\" https://github.com/libsdl-org/SDL/issues/new?title=Misgenerated%20manpage%20for%20$fn\n"; $str .= ".\\\" SDL can be found at https://libsdl.org/\n"; # Define a .URL macro. The "www.tmac" thing decides if we're using GNU roff (which has a .URL macro already), and if so, overrides the macro we just created. # This wizadry is from https://web.archive.org/web/20060102165607/http://people.debian.org/~branden/talks/wtfm/wtfm.pdf $str .= ".de URL\n"; $str .= '\\$2 \(laURL: \\$1 \(ra\\$3' . "\n"; $str .= "..\n"; $str .= '.if \n[.g] .mso www.tmac' . "\n"; $str .= ".TH $fn 3 \"SDL $sdlversion\" \"Simple Directmedia Layer\" \"SDL$majorver FUNCTIONS\"\n"; $str .= ".SH NAME\n"; $str .= "$fn"; $str .= " \\- $brief" if (defined $brief); $str .= "\n"; $str .= ".SH SYNOPSIS\n"; $str .= ".nf\n"; $str .= ".B #include \\(dqSDL.h\\(dq\n"; $str .= ".PP\n"; my @decllines = split /\n/, $decl; foreach (@decllines) { $str .= ".BI \"$_\n"; } $str .= ".fi\n"; if (defined $remarks) { $str .= ".SH DESCRIPTION\n"; $str .= $remarks . "\n"; } if (defined $deprecated) { $str .= ".SH DEPRECATED\n"; $str .= dewikify($wikitype, $deprecated) . "\n"; } if (defined $params) { $str .= ".SH FUNCTION PARAMETERS\n"; my @lines = split /\n/, $params; if ($wikitype eq 'mediawiki') { die("Unexpected data parsing MediaWiki table") if (shift @lines ne '{|'); # Dump the '{|' start while (scalar(@lines) >= 3) { my $name = shift @lines; my $desc = shift @lines; my $terminator = shift @lines; # the '|-' or '|}' line. last if ($terminator ne '|-') and ($terminator ne '|}'); # we seem to have run out of table. $name =~ s/\A\|\s*//; $name =~ s/\A\*\*(.*?)\*\*/$1/; $name =~ s/\A\'\'\'(.*?)\'\'\'/$1/; $desc =~ s/\A\|\s*//; $desc = dewikify($wikitype, $desc); #print STDERR "FN: $fn NAME: $name DESC: $desc TERM: $terminator\n"; $str .= ".TP\n"; $str .= ".I $name\n"; $str .= "$desc\n"; } } else { die("write me"); } } if (defined $returns) { $str .= ".SH RETURN VALUE\n"; $str .= dewikify($wikitype, $returns) . "\n"; } if (defined $examples) { $str .= ".SH CODE EXAMPLES\n"; $dewikify_manpage_code_indent = 0; $str .= dewikify($wikitype, $examples) . "\n"; $dewikify_manpage_code_indent = 1; } if (defined $version) { $str .= ".SH AVAILABILITY\n"; $str .= dewikify($wikitype, $version) . "\n"; } if (defined $related) { $str .= ".SH SEE ALSO\n"; # !!! FIXME: lots of code duplication in all of these. my $v = dewikify($wikitype, $related); my @desclines = split /\n/, $v; my $nextstr = ''; foreach (@desclines) { s/\A(\:|\* )//; s/\(\)\Z//; # Convert "SDL_Func()" to "SDL_Func" s/\A\.BR\s+//; # dewikify added this, but we want to handle it. s/\A\s+//; s/\s+\Z//; next if $_ eq ''; $str .= "$nextstr.BR $_ (3)"; $nextstr = ",\n"; } $str .= "\n"; } if (0) { $str .= ".SH COPYRIGHT\n"; $str .= "This manpage is licensed under\n"; $str .= ".UR https://creativecommons.org/licenses/by/4.0/\n"; $str .= "Creative Commons Attribution 4.0 International (CC BY 4.0)\n"; $str .= ".UE\n"; $str .= ".PP\n"; $str .= "This manpage was generated from\n"; $str .= ".UR https://wiki.libsdl.org/$fn\n"; $str .= "SDL's wiki\n"; $str .= ".UE\n"; $str .= "using SDL/build-scripts/wikiheaders.pl"; $str .= " revision $gitrev" if $gitrev ne ''; $str .= ".\n"; $str .= "Please report issues in this manpage at\n"; $str .= ".UR https://github.com/libsdl-org/sdlwiki/issues/new\n"; $str .= "our bugtracker!\n"; $str .= ".UE\n"; } my $path = "$manpath/$_.3.tmp"; open(FH, '>', $path) or die("Can't open '$path': $!\n"); print FH $str; close(FH); rename($path, "$manpath/$_.3") or die("Can't rename '$path' to '$manpath/$_.3': $!\n"); } } # end of wikiheaders.pl ...