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Diffstat (limited to 'tools/tcltk-man2html-utils.tcl')
| -rw-r--r-- | tools/tcltk-man2html-utils.tcl | 1254 |
1 files changed, 1254 insertions, 0 deletions
diff --git a/tools/tcltk-man2html-utils.tcl b/tools/tcltk-man2html-utils.tcl new file mode 100644 index 0000000..938a1af --- /dev/null +++ b/tools/tcltk-man2html-utils.tcl @@ -0,0 +1,1254 @@ +## +## Utility functions for Man->HTML converter. Note that these +## functions are specifically intended to work with the format as used +## by Tcl and Tk; they do not cope with arbitrary nroff markup. +## +## Copyright (c) 1995-1997 Roger E. Critchlow Jr +## Copyright (c) 2004-2011 Donal K. Fellows + +set ::manual(report-level) 1 + +proc manerror {msg} { + global manual + set name {} + set subj {} + set procname [lindex [info level -1] 0] + if {[info exists manual(name)]} { + set name $manual(name) + } + if {[info exists manual(section)] && [string length $manual(section)]} { + puts stderr "$name: $manual(section): $procname: $msg" + } else { + puts stderr "$name: $procname: $msg" + } +} + +proc manreport {level msg} { + global manual + if {$level < $manual(report-level)} { + uplevel 1 [list manerror $msg] + } +} + +proc fatal {msg} { + global manual + uplevel 1 [list manerror $msg] + exit 1 +} + +## +## templating +## +proc indexfile {} { + if {[info exists ::TARGET] && $::TARGET eq "devsite"} { + return "index.tml" + } else { + return "contents.htm" + } +} +proc copyright {copyright {level {}}} { + # We don't actually generate a separate copyright page anymore + #set page "${level}copyright.htm" + #return "<A HREF=\"$page\">Copyright</A> © [htmlize-text [lrange $copyright 2 end]]" + # obfuscate any email addresses that may appear in name + set who [string map {@ (at)} [lrange $copyright 2 end]] + return "Copyright © [htmlize-text $who]" +} +proc copyout {copyrights {level {}}} { + set out "<div class=\"copy\">" + foreach c $copyrights { + append out "[copyright $c $level]\n" + } + append out "</div>" + return $out +} +proc CSS {{level ""}} { + return "<link rel=\"stylesheet\" href=\"${level}$::CSSFILE\" type=\"text/css\" media=\"all\">\n" +} +proc DOCTYPE {} { + return "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">" +} +proc htmlhead {title header args} { + set level "" + if {[lindex $args end] eq "../[indexfile]"} { + # XXX hack - assume same level for CSS file + set level "../" + } + set out "[DOCTYPE]\n<HTML>\n<HEAD><TITLE>$title</TITLE>\n[CSS $level]</HEAD>\n" + foreach {uptitle url} $args { + set header "<a href=\"$url\">$uptitle</a> <small>></small> $header" + } + append out "<BODY><H2>$header</H2>" + global manual + if {[info exists manual(subheader)]} { + set subs {} + foreach {name subdir} $manual(subheader) { + if {$name eq $title} { + lappend subs $name + } else { + lappend subs "<A HREF=\"${level}$subdir/[indexfile]\">$name</A>" + } + } + append out "\n<H3>[join $subs { | }]</H3>" + } + return $out +} + +## +## parsing +## +proc unquote arg { + return [string map [list \" {}] $arg] +} + +proc parse-directive {line codename restname} { + upvar 1 $codename code $restname rest + return [regexp {^(\.[.a-zA-Z0-9]*) *(.*)} $line all code rest] +} + +proc htmlize-text {text {charmap {}}} { + # contains some extras for use in nroff->html processing + # build on the list passed in, if any + lappend charmap \ + {&} {&} \ + {\\} "\" \ + {\e} "\" \ + {\ } { } \ + {\|} { } \ + {\0} { } \ + \" {"} \ + {<} {<} \ + {>} {>} \ + \u201c "“" \ + \u201d "”" + + return [string map $charmap $text] +} + +proc process-text {text} { + global manual + # preprocess text; note that this is an incomplete map, and will probably + # need to have things added to it as the manuals expand to use them. + set charmap [list \ + {\&} "\t" \ + {\%} {} \ + "\\\n" "\n" \ + {\(+-} "±" \ + {\(co} "©" \ + {\(em} "—" \ + {\(fm} "′" \ + {\(mu} "×" \ + {\(mi} "−" \ + {\(->} "<font size=\"+1\">→</font>" \ + {\fP} {\fR} \ + {\.} . \ + {\(bu} "•" \ + ] + lappend charmap {\o'o^'} {ô} ; # o-circumflex in re_syntax.n + lappend charmap {\-\|\-} -- ; # two hyphens + lappend charmap {\-} - ; # a hyphen + + set text [htmlize-text $text $charmap] + # General quoted entity + regsub -all {\\N'(\d+)'} $text "\\&#\\1;" text + while {[string first "\\" $text] >= 0} { + # C R + if {[regsub {^([^\\]*)\\fC([^\\]*)\\fR(.*)$} $text \ + {\1<TT>\2</TT>\3} text]} continue + # B R + if {[regsub {^([^\\]*)\\fB([^\\]*)\\fR(.*)$} $text \ + {\1<B>\2</B>\3} text]} continue + # B I + if {[regsub {^([^\\]*)\\fB([^\\]*)\\fI(.*)$} $text \ + {\1<B>\2</B>\\fI\3} text]} continue + # I R + if {[regsub {^([^\\]*)\\fI([^\\]*)\\fR(.*)$} $text \ + {\1<I>\2</I>\3} text]} continue + # I B + if {[regsub {^([^\\]*)\\fI([^\\]*)\\fB(.*)$} $text \ + {\1<I>\2</I>\\fB\3} text]} continue + # B B, I I, R R + if { + [regsub {^([^\\]*)\\fB([^\\]*)\\fB(.*)$} $text \ + {\1\\fB\2\3} ntext] + || [regsub {^([^\\]*)\\fI([^\\]*)\\fI(.*)$} $text \ + {\1\\fI\2\3} ntext] + || [regsub {^([^\\]*)\\fR([^\\]*)\\fR(.*)$} $text \ + {\1\\fR\2\3} ntext] + } { + manerror "impotent font change: $text" + set text $ntext + continue + } + # unrecognized + manerror "uncaught backslash: $text" + set text [string map [list "\\" "\"] $text] + } + return $text +} +## +## pass 2 text input and matching +## +proc open-text {} { + global manual + set manual(text-length) [llength $manual(text)] + set manual(text-pointer) 0 +} +proc more-text {} { + global manual + return [expr {$manual(text-pointer) < $manual(text-length)}] +} +proc next-text {} { + global manual + if {[more-text]} { + set text [lindex $manual(text) $manual(text-pointer)] + incr manual(text-pointer) + return $text + } + manerror "read past end of text" + error "fatal" +} +proc is-a-directive {line} { + return [string match .* $line] +} +proc split-directive {line opname restname} { + upvar 1 $opname op $restname rest + set op [string range $line 0 2] + set rest [string trim [string range $line 3 end]] +} +proc next-op-is {op restname} { + global manual + upvar 1 $restname rest + if {[more-text]} { + set text [lindex $manual(text) $manual(text-pointer)] + if {[string equal -length 3 $text $op]} { + set rest [string range $text 4 end] + incr manual(text-pointer) + return 1 + } + } + return 0 +} +proc backup-text {n} { + global manual + if {$manual(text-pointer)-$n >= 0} { + incr manual(text-pointer) -$n + } +} +proc match-text args { + global manual + set nargs [llength $args] + if {$manual(text-pointer) + $nargs > $manual(text-length)} { + return 0 + } + set nback 0 + foreach arg $args { + if {![more-text]} { + backup-text $nback + return 0 + } + set arg [string trim $arg] + set targ [string trim [lindex $manual(text) $manual(text-pointer)]] + if {$arg eq $targ} { + incr nback + incr manual(text-pointer) + continue + } + if {[regexp {^@(\w+)$} $arg all name]} { + upvar 1 $name var + set var $targ + incr nback + incr manual(text-pointer) + continue + } + if {[regexp -nocase {^(\.[A-Z][A-Z])@(\w+)$} $arg all op name]\ + && [string equal $op [lindex $targ 0]]} { + upvar 1 $name var + set var [lrange $targ 1 end] + incr nback + incr manual(text-pointer) + continue + } + backup-text $nback + return 0 + } + return 1 +} +proc expand-next-text {n} { + global manual + return [join [lrange $manual(text) $manual(text-pointer) \ + [expr {$manual(text-pointer)+$n-1}]] \n\n] +} +## +## pass 2 output +## +proc man-puts {text} { + global manual + lappend manual(output-$manual(wing-file)-$manual(name)) $text +} + +## +## build hypertext links to tables of contents +## +proc long-toc {text} { + global manual + set here M[incr manual(section-toc-n)] + set manual($manual(name)-id-$text) $here + set there L[incr manual(long-toc-n)] + lappend manual(section-toc) \ + "<DD><A HREF=\"$manual(name).htm#$here\" NAME=\"$there\">$text</A>" + return "<A NAME=\"$here\">$text</A>" +} +proc option-toc {name class switch} { + global manual + # Special case handling, oh we hate it but must do it + if {[string match "*OPTIONS" $manual(section)]} { + if {$manual(name) ne "ttk_widget" && ($manual(name) ne "ttk_entry" || + ![string match validate* $name])} { + # link the defined option into the long table of contents + set link [long-toc "$switch, $name, $class"] + regsub -- "$switch, $name, $class" $link "$switch" link + return $link + } + } elseif {"$manual(name):$manual(section)" ne "options:DESCRIPTION"} { + error "option-toc in $manual(name) section $manual(section)" + } + + # link the defined standard option to the long table of contents and make + # a target for the standard option references from other man pages. + + set first [lindex $switch 0] + set here M$first + set there L[incr manual(long-toc-n)] + set manual(standard-option-$manual(name)-$first) \ + "<A HREF=\"$manual(name).htm#$here\">$switch, $name, $class</A>" + lappend manual(section-toc) \ + "<DD><A HREF=\"$manual(name).htm#$here\" NAME=\"$there\">$switch, $name, $class</A>" + return "<A NAME=\"$here\">$switch</A>" +} +proc std-option-toc {name page} { + global manual + if {[info exists manual(standard-option-$page-$name)]} { + lappend manual(section-toc) <DD>$manual(standard-option-$page-$name) + return $manual(standard-option-$page-$name) + } + manerror "missing reference to \"$name\" in $page.n" + set here M[incr manual(section-toc-n)] + set there L[incr manual(long-toc-n)] + set other M$name + lappend manual(section-toc) "<DD><A HREF=\"$page.htm#$other\">$name</A>" + return "<A HREF=\"$page.htm#$other\">$name</A>" +} +## +## process the widget option section +## in widget and options man pages +## +proc output-widget-options {rest} { + global manual + man-puts <DL> + lappend manual(section-toc) <DL> + backup-text 1 + set para {} + while {[next-op-is .OP rest]} { + switch -exact -- [llength $rest] { + 3 { + lassign $rest switch name class + } + 5 { + set switch [lrange $rest 0 2] + set name [lindex $rest 3] + set class [lindex $rest 4] + } + default { + fatal "bad .OP $rest" + } + } + if {![regexp {^(<.>)([-\w ]+)(</.>)$} $switch \ + all oswitch switch cswitch]} { + if {![regexp {^(<.>)([-\w ]+) or ([-\w ]+)(</.>)$} $switch \ + all oswitch switch1 switch2 cswitch]} { + error "not Switch: $switch" + } + set switch "$switch1$cswitch or $oswitch$switch2" + } + if {![regexp {^(<.>)([\w]*)(</.>)$} $name all oname name cname]} { + error "not Name: $name" + } + if {![regexp {^(<.>)([\w]*)(</.>)$} $class all oclass class cclass]} { + error "not Class: $class" + } + man-puts "$para<DT>Command-Line Name: $oswitch[option-toc $name $class $switch]$cswitch" + man-puts "<DT>Database Name: $oname$name$cname" + man-puts "<DT>Database Class: $oclass$class$cclass" + man-puts <DD>[next-text] + set para <P> + + if {[next-op-is .RS rest]} { + while {[more-text]} { + set line [next-text] + if {[is-a-directive $line]} { + split-directive $line code rest + switch -exact -- $code { + .RE { + break + } + .SH - .SS { + manerror "unbalanced .RS at section end" + backup-text 1 + break + } + default { + output-directive $line + } + } + } else { + man-puts $line + } + } + } + } + man-puts </DL> + lappend manual(section-toc) </DL> +} + +## +## process .RS lists +## +proc output-RS-list {} { + global manual + if {[next-op-is .IP rest]} { + output-IP-list .RS .IP $rest + if {[match-text .RE .sp .RS @rest .IP @rest2]} { + man-puts <P>$rest + output-IP-list .RS .IP $rest2 + } + if {[match-text .RE .sp .RS @rest .RE]} { + man-puts <P>$rest + return + } + if {[next-op-is .RE rest]} { + return + } + } + man-puts <DL><DD> + while {[more-text]} { + set line [next-text] + if {[is-a-directive $line]} { + split-directive $line code rest + switch -exact -- $code { + .RE { + break + } + .SH - .SS { + manerror "unbalanced .RS at section end" + backup-text 1 + break + } + default { + output-directive $line + } + } + } else { + man-puts $line + } + } + man-puts </DL> +} + +## +## process .IP lists which may be plain indents, +## numeric lists, or definition lists +## +proc output-IP-list {context code rest} { + global manual + if {![string length $rest]} { + # blank label, plain indent, no contents entry + man-puts <DL><DD> + while {[more-text]} { + set line [next-text] + if {[is-a-directive $line]} { + split-directive $line code rest + if {$code eq ".IP" && $rest eq {}} { + man-puts "<P>" + continue + } + if {$code in {.br .DS .RS}} { + output-directive $line + } else { + backup-text 1 + break + } + } else { + man-puts $line + } + } + man-puts </DL> + } else { + # labelled list, make contents + if {$context ne ".SH" && $context ne ".SS"} { + man-puts <P> + } + set dl "<DL class=\"[string tolower $manual(section)]\">" + set enddl "</DL>" + if {$code eq ".IP"} { + if {[regexp {^\[[\da-f]+\]|\(?[\da-f]+\)$} $rest]} { + set dl "<OL class=\"[string tolower $manual(section)]\">" + set enddl "</OL>" + } elseif {"•" eq $rest} { + set dl "<UL class=\"[string tolower $manual(section)]\">" + set enddl "</UL>" + } + } + man-puts $dl + lappend manual(section-toc) $dl + backup-text 1 + set accept_RE 0 + set para {} + while {[more-text]} { + set line [next-text] + if {[is-a-directive $line]} { + split-directive $line code rest + switch -exact -- $code { + .IP { + if {$accept_RE} { + output-IP-list .IP $code $rest + continue + } + if {$manual(section) eq "ARGUMENTS"} { + man-puts "$para<DT>$rest<DD>" + } elseif {[regexp {^\[([\da-f]+)\]$} $rest -> value]} { + man-puts "$para<LI value=\"$value\">" + } elseif {[regexp {^\(?([\da-f]+)\)$} $rest -> value]} { + man-puts "$para<LI value=\"$value\">" + } elseif {"•" eq $rest} { + man-puts "$para<LI>" + } else { + man-puts "$para<DT>[long-toc $rest]<DD>" + } + } + .sp - .br - .DS - .CS { + output-directive $line + } + .RS { + if {[match-text .RS]} { + output-directive $line + incr accept_RE 1 + } elseif {[match-text .CS]} { + output-directive .CS + incr accept_RE 1 + } elseif {[match-text .PP]} { + output-directive .PP + incr accept_RE 1 + } elseif {[match-text .DS]} { + output-directive .DS + incr accept_RE 1 + } else { + output-directive $line + } + } + .PP { + if {[match-text @rest1 .br @rest2 .RS]} { + # yet another nroff kludge as above + man-puts "$para<DT>[long-toc $rest1]" + man-puts "<DT>[long-toc $rest2]<DD>" + incr accept_RE 1 + } elseif {[match-text @rest .RE]} { + # gad, this is getting ridiculous + if {!$accept_RE} { + man-puts "$enddl<P>$rest$dl" + backup-text 1 + set para {} + break + } + man-puts "<P>$rest" + incr accept_RE -1 + } elseif {$accept_RE} { + output-directive $line + } else { + backup-text 1 + break + } + } + .RE { + if {!$accept_RE} { + backup-text 1 + break + } + incr accept_RE -1 + } + default { + backup-text 1 + break + } + } + } else { + man-puts $line + } + set para <P> + } + man-puts "$para$enddl" + lappend manual(section-toc) $enddl + if {$accept_RE} { + manerror "missing .RE in output-IP-list" + } + } +} +## +## handle the NAME section lines +## there's only one line in the NAME section, +## consisting of a comma separated list of names, +## followed by a hyphen and a short description. +## +proc output-name {line} { + global manual + # split name line into pieces + regexp {^([^-]+) - (.*)$} [regsub -all {[ \n\r\t]+} $line " "] -> head tail + # output line to manual page untouched + man-puts "$head — $tail" + # output line to long table of contents + lappend manual(section-toc) "<DL><DD>$head — $tail</DD></DL>" + # separate out the names for future reference + foreach name [split $head ,] { + set name [string trim $name] + if {[llength $name] > 1} { + manerror "name has a space: {$name}\nfrom: $line" + } + lappend manual(wing-toc) $name + lappend manual(name-$name) $manual(wing-file)/$manual(name) + } +} +## +## build a cross-reference link if appropriate +## +proc cross-reference {ref} { + global manual remap_link_target + global ensemble_commands exclude_refs_map exclude_when_followed_by_map + set manname $manual(name) + set mantail $manual(tail) + if {[string match "Tcl_*" $ref] || [string match "Tk_*" $ref] || [string match "Ttk_*" $ref] || [string match "Itcl_*" $ref] || [string match "Tdbc_*" $ref]} { + regexp {^\w+} $ref lref + ## + ## apply a link remapping if available + ## + if {[info exists remap_link_target($lref)]} { + set lref $remap_link_target($lref) + } + } elseif {$ref eq "Tcl"} { + set lref $ref + } elseif { + [regexp {^[A-Z0-9 ?!]+$} $ref] + && [info exists manual($manname-id-$ref)] + } { + return "<A HREF=\"#$manual($manname-id-$ref)\">$ref</A>" + } else { + set lref [string tolower $ref] + ## + ## apply a link remapping if available + ## + if {[info exists remap_link_target($lref)]} { + set lref $remap_link_target($lref) + } + } + ## + ## nothing to reference + ## + if {![info exists manual(name-$lref)]} { + foreach name $ensemble_commands { + if { + [regexp "^$name \[a-z0-9]*\$" $lref] && + [info exists manual(name-$name)] && + $mantail ne "$name.n" && + (![info exists exclude_refs_map($mantail)] || + $manual(name-$name) ni $exclude_refs_map($mantail)) + } { + return "<A HREF=\"../$manual(name-$name).htm\">$ref</A>" + } + } + if {$lref in {end}} { + # no good place to send this tcl token? + } + return $ref + } + set manref $manual(name-$lref) + ## + ## would be a self reference + ## + foreach name $manref { + if {"$manual(wing-file)/$manname" in $name} { + return $ref + } + } + ## + ## multiple choices for reference + ## + if {[llength $manref] > 1} { + set tcl_i [lsearch -glob $manref *TclCmd*] + if {$tcl_i >= 0 && $manual(wing-file) eq "TclCmd" + || $manual(wing-file) eq "TclLib"} { + set tcl_ref [lindex $manref $tcl_i] + return "<A HREF=\"../$tcl_ref.htm\">$ref</A>" + } + set tk_i [lsearch -glob $manref *TkCmd*] + if {$tk_i >= 0 && $manual(wing-file) eq "TkCmd" + || $manual(wing-file) eq "TkLib"} { + set tk_ref [lindex $manref $tk_i] + return "<A HREF=\"../$tk_ref.htm\">$ref</A>" + } + if {$lref eq "exit" && $mantail eq "tclsh.1" && $tcl_i >= 0} { + set tcl_ref [lindex $manref $tcl_i] + return "<A HREF=\"../$tcl_ref.htm\">$ref</A>" + } + puts stderr "multiple cross reference to $ref in $manref from $manual(wing-file)/$mantail" + return $ref + } + ## + ## exceptions, sigh, to the rule + ## + if {[info exists exclude_when_followed_by_map($mantail)]} { + upvar 1 text tail + set following_word [lindex [regexp -inline {\S+} $tail] 0] + foreach {this that} $exclude_when_followed_by_map($mantail) { + # only a ref if $this is not followed by $that + if {$lref eq $this && [string match $that* $following_word]} { + return $ref + } + } + } + if { + [info exists exclude_refs_map($mantail)] + && $lref in $exclude_refs_map($mantail) + } { + return $ref + } + ## + ## return the cross reference + ## + return "<A HREF=\"../$manref.htm\">$ref</A>" +} +## +## reference generation errors +## +proc reference-error {msg text} { + global manual + puts stderr "$manual(tail): $msg: {$text}" + return $text +} +## +## insert as many cross references into this text string as are appropriate +## +proc insert-cross-references {text} { + global manual + set result "" + + while 1 { + ## + ## we identify cross references by: + ## ``quotation'' + ## <B>emboldening</B> + ## Tcl_ prefix + ## Tk_ prefix + ## [a-zA-Z0-9]+ manual entry + ## and we avoid messing with already anchored text + ## + ## + ## find where each item lives - EXPENSIVE - and accumulate a list + ## + unset -nocomplain offsets + foreach {name pattern} { + anchor {<A } end-anchor {</A>} + quote {``} end-quote {''} + bold {<B>} end-bold {</B>} + c.tcl {Tcl_} + c.tk {Tk_} + c.ttk {Ttk_} + c.tdbc {Tdbc_} + c.itcl {Itcl_} + Tcl1 {Tcl manual entry} + Tcl2 {Tcl overview manual entry} + url {http://} + } { + set o [string first $pattern $text] + if {[set offset($name) $o] >= 0} { + set invert($o) $name + lappend offsets $o + } + } + ## + ## if nothing, then we're done. + ## + if {![info exists offsets]} { + return [append result $text] + } + ## + ## sort the offsets + ## + set offsets [lsort -integer $offsets] + ## + ## see which we want to use + ## + switch -exact -- $invert([lindex $offsets 0]) { + anchor { + if {$offset(end-anchor) < 0} { + return [reference-error {Missing end anchor} $text] + } + append result [string range $text 0 $offset(end-anchor)] + set text [string range $text[set text ""] \ + [expr {$offset(end-anchor)+1}] end] + continue + } + quote { + if {$offset(end-quote) < 0} { + return [reference-error "Missing end quote" $text] + } + if {$invert([lindex $offsets 1]) in {tcl tk ttk}} { + set offsets [lreplace $offsets 1 1] + } + switch -exact -- $invert([lindex $offsets 1]) { + end-quote { + append result [string range $text 0 [expr {$offset(quote)-1}]] + set body [string range $text [expr {$offset(quote)+2}] \ + [expr {$offset(end-quote)-1}]] + set text [string range $text[set text ""] \ + [expr {$offset(end-quote)+2}] end] + append result `` [cross-reference $body] '' + continue + } + bold - anchor { + append result [string range $text \ + 0 [expr {$offset(end-quote)+1}]] + set text [string range $text[set text ""] \ + [expr {$offset(end-quote)+2}] end] + continue + } + } + return [reference-error "Uncaught quote case" $text] + } + bold { + if {$offset(end-bold) < 0} { + return [append result $text] + } + if {[string match "c.*" $invert([lindex $offsets 1])]} { + set offsets [lreplace $offsets 1 1] + } + switch -exact -- $invert([lindex $offsets 1]) { + url - end-bold { + append result \ + [string range $text 0 [expr {$offset(bold)-1}]] + set body [string range $text [expr {$offset(bold)+3}] \ + [expr {$offset(end-bold)-1}]] + set text [string range $text[set text ""] \ + [expr {$offset(end-bold)+4}] end] + regsub {http://[\w/.]+} $body {<A HREF="&">&</A>} body + append result <B> [cross-reference $body] </B> + continue + } + anchor { + append result \ + [string range $text 0 [expr {$offset(end-bold)+3}]] + set text [string range $text[set text ""] \ + [expr {$offset(end-bold)+4}] end] + continue + } + default { + return [reference-error "Uncaught bold case" $text] + } + } + } + c.tk - c.ttk - c.tcl - c.tdbc - c.itcl { + append result [string range $text 0 \ + [expr {[lindex $offsets 0]-1}]] + regexp -indices -start [lindex $offsets 0] {\w+} $text range + set body [string range $text {*}$range] + set text [string range $text[set text ""] \ + [expr {[lindex $range 1]+1}] end] + append result [cross-reference $body] + continue + } + Tcl1 - Tcl2 { + set off [lindex $offsets 0] + append result [string range $text 0 [expr {$off-1}]] + set text [string range $text[set text ""] [expr {$off+3}] end] + append result [cross-reference Tcl] + continue + } + url { + set off [lindex $offsets 0] + append result [string range $text 0 [expr {$off-1}]] + regexp -indices -start $off {http://[\w/.]+} $text range + set url [string range $text {*}$range] + append result "<A HREF=\"$url\">" $url "</A>" + set text [string range $text[set text ""] \ + [expr {[lindex $range 1]+1}] end] + continue + } + end-anchor - end-bold - end-quote { + return [reference-error "Out of place $invert([lindex $offsets 0])" $text] + } + } + } +} +## +## process formatting directives +## +proc output-directive {line} { + global manual + # process format directive + split-directive $line code rest + switch -exact -- $code { + .BS - .BE { + # man-puts <HR> + } + .SH - .SS { + # drain any open lists + # announce the subject + set manual(section) $rest + # start our own stack of stuff + set manual($manual(name)-$manual(section)) {} + lappend manual(has-$manual(section)) $manual(name) + if {$code ne ".SS"} { + man-puts "<H3>[long-toc $manual(section)]</H3>" + } else { + man-puts "<H4>[long-toc $manual(section)]</H4>" + } + # some sections can simply free wheel their way through the text + # some sections can be processed in their own loops + switch -exact -- [string index $code end]:$manual(section) { + H:NAME { + set names {} + while {1} { + set line [next-text] + if {[is-a-directive $line]} { + backup-text 1 + output-name [join $names { }] + return + } + lappend names [string trim $line] + } + } + H:SYNOPSIS { + lappend manual(section-toc) <DL> + while {1} { + if { + [next-op-is .nf rest] + || [next-op-is .br rest] + || [next-op-is .fi rest] + } { + continue + } + if { + [next-op-is .SH rest] + || [next-op-is .SS rest] + || [next-op-is .BE rest] + || [next-op-is .SO rest] + } { + backup-text 1 + break + } + if {[next-op-is .sp rest]} { + #man-puts <P> + continue + } + set more [next-text] + if {[is-a-directive $more]} { + manerror "in SYNOPSIS found $more" + backup-text 1 + break + } + foreach more [split $more \n] { + regexp {^(\s*)(.*)} $more -> spaces more + set spaces [string map {" " " "} $spaces] + if {[string length $spaces]} { + set spaces <TT>$spaces</TT> + } + man-puts $spaces$more<BR> + if {$manual(wing-file) in {TclLib TkLib}} { + lappend manual(section-toc) <DD>$more + } + } + } + lappend manual(section-toc) </DL> + return + } + {H:SEE ALSO} { + while {[more-text]} { + if {[next-op-is .SH rest] || [next-op-is .SS rest]} { + backup-text 1 + return + } + set more [next-text] + if {[is-a-directive $more]} { + manerror "$more" + backup-text 1 + return + } + set nmore {} + foreach cr [split $more ,] { + set cr [string trim $cr] + if {![regexp {^<B>.*</B>$} $cr]} { + set cr <B>$cr</B> + } + if {[regexp {^<B>(.*)\([13n]\)</B>$} $cr all name]} { + set cr <B>$name</B> + } + lappend nmore $cr + } + man-puts [join $nmore {, }] + } + return + } + H:KEYWORDS { + while {[more-text]} { + if {[next-op-is .SH rest] || [next-op-is .SS rest]} { + backup-text 1 + return + } + set more [next-text] + if {[is-a-directive $more]} { + manerror "$more" + backup-text 1 + return + } + set keys {} + foreach key [split $more ,] { + set key [string trim $key] + lappend manual(keyword-$key) [list $manual(name) \ + $manual(wing-file)/$manual(name).htm] + set initial [string toupper [string index $key 0]] + lappend keys "<A href=\"../Keywords/$initial.htm\#$key\">$key</A>" + } + man-puts [join $keys {, }] + } + return + } + } + if {[next-op-is .IP rest]} { + output-IP-list $code .IP $rest + return + } + if {[next-op-is .PP rest]} { + return + } + return + } + .SO { + # When there's a sequence of multiple .SO chunks, process into one + set optslist {} + while 1 { + if {[match-text @stuff .SE]} { + foreach opt [split $stuff \n\t] { + lappend optslist [list $opt $rest] + } + } else { + manerror "unexpected .SO format:\n[expand-next-text 2]" + } + if {![next-op-is .SO rest]} { + break + } + } + output-directive {.SH STANDARD OPTIONS} + man-puts <DL> + lappend manual(section-toc) <DL> + foreach optionpair [lsort -dictionary -index 0 $optslist] { + lassign $optionpair option targetPage + man-puts "<DT><B>[std-option-toc $option $targetPage]</B>" + } + man-puts </DL> + lappend manual(section-toc) </DL> + } + .OP { + output-widget-options $rest + return + } + .IP { + output-IP-list .IP .IP $rest + return + } + .PP { + man-puts <P> + } + .RS { + output-RS-list + return + } + .RE { + manerror "unexpected .RE" + return + } + .br { + man-puts <BR> + return + } + .DE { + manerror "unexpected .DE" + return + } + .DS { + if {[next-op-is .ta rest]} { + # skip the leading .ta directive if it is there + } + if {[match-text @stuff .DE]} { + set td "<td><p class=\"tablecell\">" + set bodyText [string map [list \n <tr>$td \t $td] \n$stuff] + man-puts "<dl><dd><table border=\"0\">$bodyText</table></dl>" + #man-puts <PRE>$stuff</PRE> + } elseif {[match-text .fi @ul1 @ul2 .nf @stuff .DE]} { + man-puts "<PRE>[lindex $ul1 1][lindex $ul2 1]\n$stuff</PRE>" + } else { + manerror "unexpected .DS format:\n[expand-next-text 2]" + } + return + } + .CS { + if {[next-op-is .ta rest]} { + # ??? + } + if {[match-text @stuff .CE]} { + man-puts <PRE>$stuff</PRE> + } else { + manerror "unexpected .CS format:\n[expand-next-text 2]" + } + return + } + .CE { + manerror "unexpected .CE" + return + } + .sp { + man-puts <P> + } + .ta { + manerror "ignoring $line" + } + .nf { + if {[match-text @more .fi]} { + foreach more [split $more \n] { + man-puts $more<BR> + } + } elseif {[match-text .RS @more .RE .fi]} { + man-puts <DL><DD> + foreach more [split $more \n] { + man-puts $more<BR> + } + man-puts </DL> + } elseif {[match-text .RS @more .RS @more2 .RE .RE .fi]} { + man-puts <DL><DD> + foreach more [split $more \n] { + man-puts $more<BR> + } + man-puts <DL><DD> + foreach more2 [split $more2 \n] { + man-puts $more2<BR> + } + man-puts </DL></DL> + } elseif {[match-text .RS @more .RS @more2 .RE @more3 .RE .fi]} { + man-puts <DL><DD> + foreach more [split $more \n] { + man-puts $more<BR> + } + man-puts <DL><DD> + foreach more2 [split $more2 \n] { + man-puts $more2<BR> + } + man-puts </DL><DD> + foreach more3 [split $more3 \n] { + man-puts $more3<BR> + } + man-puts </DL> + } elseif {[match-text .sp .RS @more .RS @more2 .sp .RE .RE .fi]} { + man-puts <P><DL><DD> + foreach more [split $more \n] { + man-puts $more<BR> + } + man-puts <DL><DD> + foreach more2 [split $more2 \n] { + man-puts $more2<BR> + } + man-puts </DL></DL><P> + } elseif {[match-text .RS .sp @more .sp .RE .fi]} { + man-puts <P><DL><DD> + foreach more [split $more \n] { + man-puts $more<BR> + } + man-puts </DL><P> + } else { + manerror "ignoring $line" + } + } + .fi { + manerror "ignoring $line" + } + .na - + .ad - + .UL - + .ne { + manerror "ignoring $line" + } + default { + manerror "unrecognized format directive: $line" + } + } +} +## +## merge copyright listings +## +proc merge-copyrights {l1 l2} { + set merge {} + set re1 {^Copyright +(?:\(c\)|\\\(co|©) +(\w.*?)(?:all rights reserved)?(?:\. )*$} + set re2 {^(\d+) +(?:by +)?(\w.*)$} ;# date who + set re3 {^(\d+)-(\d+) +(?:by +)?(\w.*)$} ;# from to who + set re4 {^(\d+), *(\d+) +(?:by +)?(\w.*)$} ;# date1 date2 who + foreach copyright [concat $l1 $l2] { + if {[regexp -nocase -- $re1 $copyright -> info]} { + set info [string trimright $info ". "] ; # remove extra period + if {[regexp -- $re2 $info -> date who]} { + lappend dates($who) $date + continue + } elseif {[regexp -- $re3 $info -> from to who]} { + for {set date $from} {$date <= $to} {incr date} { + lappend dates($who) $date + } + continue + } elseif {[regexp -- $re3 $info -> date1 date2 who]} { + lappend dates($who) $date1 $date2 + continue + } + } + puts "oops: $copyright" + } + foreach who [array names dates] { + set list [lsort -dictionary $dates($who)] + if {[llength $list] == 1 || [lindex $list 0] eq [lrange $list end end]} { + lappend merge "Copyright © [lindex $list 0] $who" + } else { + lappend merge "Copyright © [lindex $list 0]-[lrange $list end end] $who" + } + } + return [lsort -dictionary $merge] +} + +proc makedirhier {dir} { + try { + if {![file isdirectory $dir]} { + file mkdir $dir + } + } on error msg { + return -code error "cannot create directory $dir: $msg" + } +} + +proc addbuffer {args} { + global manual + if {$manual(partial-text) ne ""} { + append manual(partial-text) \n + } + append manual(partial-text) [join $args ""] +} +proc flushbuffer {} { + global manual + if {$manual(partial-text) ne ""} { + lappend manual(text) [process-text $manual(partial-text)] + set manual(partial-text) "" + } +} + +return |