Chris@10: ## POST output
Chris@10: # Copyright (C) 1993-1995 Ian Jackson.
Chris@10: 
Chris@10: # This file is free software; you can redistribute it and/or modify
Chris@10: # it under the terms of the GNU General Public License as published by
Chris@10: # the Free Software Foundation; either version 2, or (at your option)
Chris@10: # any later version.
Chris@10: 
Chris@10: # It is distributed in the hope that it will be useful,
Chris@10: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@10: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@10: # GNU General Public License for more details.
Chris@10: 
Chris@10: # You should have received a copy of the GNU General Public License
Chris@10: # along with GNU Emacs; see the file COPYING.  If not, write to
Chris@10: # the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Chris@10: # Boston, MA 02111-1307, USA.
Chris@10: 
Chris@10: # (Note: I do not consider works produced using these BFNN processing
Chris@10: # tools to be derivative works of the tools, so they are NOT covered
Chris@10: # by the GPL.  However, I would appreciate it if you credited me if
Chris@10: # appropriate in any documents you format using BFNN.)
Chris@10: 
Chris@10: sub post_init {
Chris@10:     open(POST,">$prefix.post");
Chris@10: }
Chris@10: 
Chris@10: sub post_startmajorheading {
Chris@10:     print POST '='x79,"\n\n";
Chris@10:     $post_status= 'h';
Chris@10:     &post_text($_[0] ? "Section $_[0].  " : '');
Chris@10: }
Chris@10: 
Chris@10: sub post_startminorheading {
Chris@10:     print POST '-'x77,"\n\n";
Chris@10:     $post_status= 'h';
Chris@10: }
Chris@10: 
Chris@10: sub post_italic { &post_text('*'); }
Chris@10: sub post_enditalic { $post_para .= '*'; }
Chris@10: 
Chris@10: sub post_email { &post_text('<'); } sub post_endemail { &post_text('>'); }
Chris@10: 
Chris@10: sub post_ftpon { } sub post_endftpon { }
Chris@10: sub post_ftpin { } sub post_endftpin { }
Chris@10: sub post_docref { } sub post_enddocref { }
Chris@10: sub post_courier { } sub post_endcourier { }
Chris@10: sub post_newsgroup { }  sub post_endnewsgroup { }
Chris@10: sub post_ftpsilent { $post_ignore++; }
Chris@10: sub post_endftpsilent { $post_ignore--; }
Chris@10: 
Chris@10: sub post_text {
Chris@10:     return if $post_ignore;
Chris@10:     if ($post_status eq '') {
Chris@10:         $post_status= 'p';
Chris@10:     }
Chris@10:     $post_para .= $_[0];
Chris@10: }
Chris@10: 
Chris@10: sub post_tab {
Chris@10:     local ($n) = $_[0]-length($post_para);
Chris@10:     $post_para .= ' 'x$n if $n>0;
Chris@10: }
Chris@10: 
Chris@10: sub post_newline {
Chris@10:     return unless $post_status eq 'p';
Chris@10:     &post_writepara;
Chris@10: }
Chris@10: 
Chris@10: sub post_writepara {
Chris@10:     local ($thisline, $thisword, $rest);
Chris@10:     for (;;) {
Chris@10:         last unless $post_para =~ m/\S/;
Chris@10:         $thisline= $post_indentstring;
Chris@10:         for (;;) {
Chris@10:             last unless $post_para =~ m/^(\s*\S+)/;
Chris@10:             unless (length($1) + length($thisline) < 75 ||
Chris@10:                     length($thisline) == length($post_indentstring)) {
Chris@10:                 last;
Chris@10:             }
Chris@10:             $thisline .= $1;
Chris@10:             $post_para= $';
Chris@10:         }
Chris@10:         $post_para =~ s/^\s*//;
Chris@10:         print POST $thisline,"\n";
Chris@10:         $post_indentstring= $post_nextindent;
Chris@10:         last unless length($post_para);
Chris@10:     }
Chris@10:     $post_status= '';  $post_para= '';
Chris@10: }    
Chris@10: 
Chris@10: sub post_endpara {
Chris@10:     return unless $post_status eq 'p';
Chris@10:     &post_writepara;
Chris@10:     print POST "\n";
Chris@10: }
Chris@10: 
Chris@10: sub post_endheading {
Chris@10:     $post_para =~ s/\s*$//;
Chris@10:     print POST "$post_para\n\n";
Chris@10:     $post_status= '';
Chris@10:     $post_para= '';
Chris@10: }
Chris@10: 
Chris@10: sub post_endmajorheading { &post_endheading(@_); }
Chris@10: sub post_endminorheading { &post_endheading(@_); }
Chris@10: 
Chris@10: sub post_startverbatim {
Chris@10:     $post_vstatus= $post_status;
Chris@10:     &post_writepara;
Chris@10: }
Chris@10: 
Chris@10: sub post_verbatim {
Chris@10:     print POST $_[0],"\n";
Chris@10: }
Chris@10: 
Chris@10: sub post_endverbatim {
Chris@10:     $post_status= $post_vstatus;
Chris@10: }
Chris@10: 
Chris@10: sub post_finish {
Chris@10:     close(POST);
Chris@10: }
Chris@10: 
Chris@10: sub post_startindex { $post_status= ''; }
Chris@10: sub post_endindex { $post_status= 'p'; }
Chris@10: 
Chris@10: sub post_endindexitem {
Chris@10:     printf POST " %-11s %-.66s\n",$post_left,$post_para;
Chris@10:     $post_status= 'p';
Chris@10:     $post_para= '';
Chris@10: }
Chris@10: 
Chris@10: sub post_startindexitem {
Chris@10:     $post_left= $_[1];
Chris@10: }
Chris@10: 
Chris@10: sub post_startindexmainitem {
Chris@10:     $post_left= $_[1];
Chris@10:     print POST "\n" if $post_status eq 'p';
Chris@10: }
Chris@10: 
Chris@10: sub post_startindent {
Chris@10:     $post_istatus= $post_status;
Chris@10:     &post_writepara;
Chris@10:     $post_indentstring= "   $post_indentstring";
Chris@10:     $post_nextindent= "   $post_nextindent";
Chris@10: }
Chris@10: 
Chris@10: sub post_endindent {
Chris@10:     $post_indentstring =~ s/^   //;
Chris@10:     $post_nextindent =~ s/^   //;
Chris@10:     $post_status= $post_istatus;
Chris@10: }
Chris@10: 
Chris@10: sub post_startpackedlist { $post_plc=0; }
Chris@10: sub post_endpackedlist { &post_newline if !$post_plc; }
Chris@10: sub post_packeditem {
Chris@10:     &post_newline if !$post_plc;
Chris@10:     &post_tab($post_plc*40+5);
Chris@10:     $post_plc= !$post_plc;
Chris@10: }
Chris@10: 
Chris@10: sub post_startlist {
Chris@10:     &post_endpara;
Chris@10:     $post_indentstring= "  $post_indentstring";
Chris@10:     $post_nextindent= "  $post_nextindent";
Chris@10: }
Chris@10: 
Chris@10: sub post_endlist {
Chris@10:     &post_endpara;
Chris@10:     $post_indentstring =~ s/^  //;
Chris@10:     $post_nextindent =~ s/^  //;
Chris@10: }
Chris@10: 
Chris@10: sub post_item {
Chris@10:     &post_newline;
Chris@10:     $post_indentstring =~ s/  $/* /;
Chris@10: }
Chris@10: 
Chris@10: sub post_pageref {
Chris@10:     &post_text("Q$_[1] \`");
Chris@10: }
Chris@10: 
Chris@10: sub post_endpageref {
Chris@10:     &post_text("'");
Chris@10: }
Chris@10: 
Chris@10: 1;