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* mdoc2man.rb: New file. A mdoc to man converter ported from

Perl.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3365 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2003-01-20 08:39:46 +00:00
parent 496acb03d3
commit 4bf5b5f588
2 changed files with 393 additions and 0 deletions

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@ -1,3 +1,8 @@
Mon Jan 20 17:32:56 2003 Akinori MUSHA <knu@iDaemons.org>
* mdoc2man.rb: New file. A mdoc to man converter ported from
Perl.
Mon Jan 20 15:40:15 2003 Akinori MUSHA <knu@iDaemons.org> Mon Jan 20 15:40:15 2003 Akinori MUSHA <knu@iDaemons.org>
* ruby.1: Properly close .Bl with .El. * ruby.1: Properly close .Bl with .El.

388
mdoc2man.rb Executable file
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#!/usr/bin/env ruby
###
### mdoc2man - mdoc to man converter
###
### Quick usage: mdoc2man.rb < mdoc_manpage.8 > man_manpage.8
###
### Ported from Perl by Akinori MUSHA.
###
### Copyright (c) 2001 University of Illinois Board of Trustees
### Copyright (c) 2001 Mark D. Roth
### Copyright (c) 2002, 2003 Akinori MUSHA
### All rights reserved.
###
### Redistribution and use in source and binary forms, with or without
### modification, are permitted provided that the following conditions
### are met:
### 1. Redistributions of source code must retain the above copyright
### notice, this list of conditions and the following disclaimer.
### 2. Redistributions in binary form must reproduce the above copyright
### notice, this list of conditions and the following disclaimer in the
### documentation and/or other materials provided with the distribution.
### 3. All advertising materials mentioning features or use of this software
### must display the following acknowledgement:
### This product includes software developed by the University of
### Illinois at Urbana, and their contributors.
### 4. The University nor the names of their
### contributors may be used to endorse or promote products derived from
### this software without specific prior written permission.
###
### THIS SOFTWARE IS PROVIDED BY THE TRUSTEES AND CONTRIBUTORS ``AS IS'' AND
### ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
### IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
### ARE DISCLAIMED. IN NO EVENT SHALL THE TRUSTEES OR CONTRIBUTORS BE LIABLE
### FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
### DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
### OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
### HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
### LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
### OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
### SUCH DAMAGE.
###
### $Id$
###
$name = $date = $id = nil
$refauthors = $reftitle = $refissue = $refdate = $refopt = nil
$optlist = 0 ### 1 = bullet, 2 = enum, 3 = tag, 4 = item
$oldoptlist = 0
$nospace = 0 ### 0, 1, 2
$enum = 0
$synopsis = true
$reference = false
$ext = false
$extopt = false
$literal = false
def parse_macro(line)
words = line.split
retval = ''
option = false
parens = false
while word = words.shift
case word
when 'Li', 'Pf'
next
when 'Xo'
$ext = true
retval << ' ' unless retval.empty? || /[\n ]\z/ =~ retval
next
when 'Xc'
$ext = false
retval << "\n" unless $extopt
break
when 'Bd'
$literal = true if words[0] == '-literal'
retval << "\n"
break
when 'Ed'
$literal = false
break
when 'Ns'
$nospace = 1 if $nospace == 0
retval.chomp!(' ')
next
when 'No'
retval.chomp!(' ')
retval << words.shift
next
when 'Dq'
retval << '``'
begin
retval << words.shift << ' '
end until words.empty? || /^[\.,]/ =~ words[0]
retval.chomp!(' ')
retval << '\'\''
$nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
when 'Sq', 'Ql'
retval << '`' << words.shift << '\''
$nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
# when 'Ic'
# retval << '\\fB' << words.shift << '\\fP'
# next
when 'Oo'
#retval << "[\\c\n"
$extopt = true
$nospace = 1 if $nospace == 0
retval << '['
next
when 'Oc'
$extopt = false
retval << ']'
next
end
retval << ' ' if $nospace == 0 && !(retval.empty? || /[\n ]\z/ =~ retval)
$nospace = 0 if $nospace == 1
case word
when 'Dd'
$date = words.join(' ')
return nil
when 'Dt'
$id = words.join(' ')
return nil
when 'Os'
retval << '.TH ' << $id << ' "' << $date << '" "' <<
words.join(' ') << '"'
break
when 'Sh'
retval << '.SH'
$synopsis = (words[0] == 'SYNOPSIS')
next
when 'Xr'
retval << '\\fB' << words.shift <<
'\\fP(' << words.shift << ')' << words.shift
break
when 'Rs'
$refauthors = []
$reftitle = ''
$refissue = ''
$refdate = ''
$refopt = ''
$reference = true
break
when 'Re'
retval << "\n"
# authors
while @refauthors.size > 1
retval << @refauthors.shift << ', '
end
retval << 'and ' unless retval.empty?
retval << @refauthors.shift
# title
retval << ', \\fI' << $reftitle << '\\fP'
# issue
retval << ', ' << $refissue unless $refissue.empty?
# date
retval << ', ' << $refdate unless $refdate.empty?
# optional info
retval << ', ' << $refopt unless $refopt.empty?
retval << ".\n"
$reference = false
break
end
if $reference
case word
when '%A'
@refauthors.unshift(words.join(' '))
break
when '%T'
$reftitle = words.join(' ')
$reftitle.sub!(/^"/, '')
$reftitle.sub!(/"$/, '')
break
when '%N'
$refissue = words.join(' ')
break
when '%D'
$refdate = words.join(' ')
break
when '%O'
$refopt = words.join(' ')
break
end
end
case word
when 'Nm'
name = words.empty? ? $name : words.shift
$name ||= name
retval << ".br\n" if $synopsis
retval << "\\fB" << name << "\\fP"
$nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
when 'Nd'
retval << '\\-'
next
when 'Fl'
retval << '\\fB\\-' << words.shift << '\\fP'
$nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
when 'Ar'
retval << '\\fI'
if words.empty?
retval << 'file ...\\fP'
else
retval << words.shift << '\\fP'
while words[0] == '|'
retval << ' ' << words.shift << ' \\fI' << words.shift << '\\fP'
end
$nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
end
when 'Cm'
retval << '\\fB' << words.shift << '\\fP'
while /^[\.,:)]$/ =~ words[0]
retval << words.shift
end
next
when 'Op'
option = true
$nospace = 1 if $nospace == 0
retval << '['
# words.push(words.pop + ']')
next
when 'Pp'
retval << "\n"
next
when 'Ss'
retval << '.SS'
next
end
if word == 'Pa' && !option
retval << '\\fI'
retval << '\\&' if /^\./ =~ words[0]
retval << words.shift << '\\fP'
while /^[\.,:;)]$/ =~ words[0]
retval << words.shift
end
# $nospace = 1 if $nospace == 0 && /^[\.,]/ =~ words[0]
next
end
case word
when 'Dv'
retval << '.BR'
next
when 'Em', 'Ev'
retval << '.IR'
next
when 'Pq'
retval << '('
$nospace = 1
parens = true
next
when 'Sx', 'Sy'
retval << '.B ' << words.join(' ')
break
when 'Ic'
retval << '\\fB'
until words.empty? || /^[\.,]/ =~ words[0]
case words[0]
when 'Op'
words.shift
retval << '['
words.push(words.pop + ']')
next
when 'Ar'
words.shift
retval << '\\fI' << words.shift << '\\fP'
else
retval << words.shift
end
retval << ' ' if $nospace == 0
end
retval.chomp!(' ')
retval << '\\fP'
retval << words.shift unless words.empty?
break
when 'Bl'
$oldoptlist = $optlist
case words[0]
when '-bullet'
$optlist = 1
when '-enum'
$optlist = 2
$enum = 0
when '-tag'
$optlist = 3
when '-item'
$optlist = 4
end
break
when 'El'
$optlist = $oldoptlist
next
end
if $optlist != 0 && word == 'It'
case $optlist
when 1
# bullets
retval << '.IP \\(bu'
when 2
# enum
$enum += 1
retval << '.IP ' << $enum << '.'
when 3
# tags
retval << ".TP\n"
case words[0]
when 'Pa', 'Ev'
words.shift
retval << '.B'
end
when 4
# item
retval << ".IP\n"
end
next
end
case word
when 'Sm'
case words[0]
when 'off'
$nospace = 2
when 'on'
# retval << "\n"
$nospace = 0
end
words.shift
next
end
retval << word
end
return nil if retval == '.'
retval.sub!(/\A\.([^a-zA-Z])/, "\\1")
# retval.chomp!(' ')
retval << ')' if parens
retval << ']' if option
# retval << ' ' unless $nospace == 0 || retval.empty? || /\n\z/ =~ retval
retval << ' ' unless !$ext || $extopt || / $/ =~ retval
retval << "\n" unless $ext || $extopt || retval.empty? || /\n\z/ =~ retval
return retval
end
ARGF.each { |line|
if /^\./ !~ line
print line
print ".br\n" if $literal
next
end
line.slice!(0, 1)
next if /\\"/ =~ line
line = parse_macro(line) and print line
}