Chris@10: ## Info 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 info_init {
Chris@10:     open(INFO,">$prefix.info");
Chris@10:     print INFO <<END;
Chris@10: Info file: $prefix.info,    -*-Text-*-
Chris@10: produced by bfnnconv.pl from the Bizarre Format With No Name.
Chris@10: 
Chris@10: END
Chris@10: }
Chris@10: 
Chris@10: sub info_heading {
Chris@10:     # refstring  Node  Next  Previous Up
Chris@10:     print INFO "\nFile: $prefix.info, Node: $_[1]";
Chris@10:     print INFO ", Next: $_[2]" if length($_[2]);
Chris@10:     print INFO ", Previous: $_[3]" if length($_[3]);
Chris@10:     print INFO ", Up: $_[4]" if length($_[4]);
Chris@10:     print INFO "\n\n";
Chris@10:     $info_status= '';
Chris@10: }
Chris@10: 
Chris@10: sub info_startmajorheading {
Chris@10:     return if $_[0] eq '0';
Chris@10:     &info_heading('s_'.$_[0],@_[1..$#_],'Top');
Chris@10: }
Chris@10: 
Chris@10: sub info_startminorheading {
Chris@10:     &info_heading(@_);
Chris@10: }
Chris@10: 
Chris@10: sub info_italic { &info_text('*'); }
Chris@10: sub info_enditalic { $info_para .= '*'; }
Chris@10: 
Chris@10: sub info_email { &info_text('<'); } sub info_endemail { &info_text('>'); }
Chris@10: 
Chris@10: sub info_ftpon { } sub info_endftpon { }
Chris@10: sub info_ftpin { } sub info_endftpin { }
Chris@10: sub info_docref { } sub info_enddocref { }
Chris@10: sub info_courier { } sub info_endcourier { }
Chris@10: sub info_newsgroup { }  sub info_endnewsgroup { }
Chris@10: sub info_ftpsilent { $info_ignore++; }
Chris@10: sub info_endftpsilent { $info_ignore--; }
Chris@10: 
Chris@10: sub info_text {
Chris@10:     return if $info_ignore;
Chris@10:     if ($info_status eq '') {
Chris@10:         $info_status= 'p';
Chris@10:     }
Chris@10:     $info_para .= $_[0];
Chris@10: }
Chris@10: 
Chris@10: sub info_tab {
Chris@10:     local ($n) = $_[0]-length($info_para);
Chris@10:     $info_para .= ' 'x$n if $n>0;
Chris@10: }
Chris@10: 
Chris@10: sub info_newline {
Chris@10:     return unless $info_status eq 'p';
Chris@10:     print INFO &info_writepara;
Chris@10: }
Chris@10: 
Chris@10: sub info_writepara {
Chris@10:     local ($thisline, $thisword, $rest, $output);
Chris@10:     for (;;) {
Chris@10:         last unless $info_para =~ m/\S/;
Chris@10:         $thisline= $info_indentstring;
Chris@10:         for (;;) {
Chris@10:             last unless $info_para =~ m/^(\s*\S+)/;
Chris@10:             unless (length($1) + length($thisline) < 75 ||
Chris@10:                     length($thisline) == length($info_indentstring)) {
Chris@10:                 last;
Chris@10:             }
Chris@10:             $thisline .= $1;
Chris@10:             $info_para= $';
Chris@10:         }
Chris@10:         $info_para =~ s/^\s*//;
Chris@10:         $output.= $thisline."\n";
Chris@10:         $info_indentstring= $info_nextindent;
Chris@10:         last unless length($info_para);
Chris@10:     }
Chris@10:     $info_status= '';  $info_para= '';
Chris@10:     return $output;
Chris@10: }    
Chris@10: 
Chris@10: sub info_endpara {
Chris@10:     return unless $info_status eq 'p';
Chris@10:     print INFO &info_writepara;
Chris@10:     print INFO "\n";
Chris@10: }
Chris@10: 
Chris@10: sub info_endheading {
Chris@10:     $info_para =~ s/\s*$//;
Chris@10:     print INFO "$info_para\n\n";
Chris@10:     $info_status= '';
Chris@10:     $info_para= '';
Chris@10: }
Chris@10: 
Chris@10: sub info_endmajorheading { &info_endheading(@_); }
Chris@10: sub info_endminorheading { &info_endheading(@_); }
Chris@10: 
Chris@10: sub info_startverbatim {
Chris@10:     print INFO &info_writepara;
Chris@10: }
Chris@10: 
Chris@10: sub info_verbatim {
Chris@10:     print INFO $_[0],"\n";
Chris@10: }
Chris@10: 
Chris@10: sub info_endverbatim {
Chris@10:     $info_status= $info_vstatus;
Chris@10: }
Chris@10: 
Chris@10: sub info_finish {
Chris@10:     close(INFO);
Chris@10: }
Chris@10: 
Chris@10: sub info_startindex {
Chris@10:     &info_endpara;
Chris@10:     $info_moredetail= '';
Chris@10:     $info_status= '';
Chris@10: }
Chris@10: 
Chris@10: sub info_endindex {
Chris@10:     print INFO "$info_moredetail\n" if length($info_moredetail);
Chris@10: }
Chris@10: 
Chris@10: sub info_endindexitem {
Chris@10:     $info_indentstring= sprintf("* %-17s ",$info_label.'::');
Chris@10:     $info_nextindent= ' 'x20;
Chris@10:     local ($txt);
Chris@10:     $txt= &info_writepara;
Chris@10:     if ($info_main) {
Chris@10:         print INFO $label.$txt;
Chris@10:         $txt =~ s/^.{20}//;
Chris@10:         $info_moredetail.= $txt;
Chris@10:     } else {
Chris@10:         $info_moredetail.= $label.$txt;
Chris@10:     }
Chris@10:     $info_indentstring= $info_nextindent= '';
Chris@10:     $info_status='p';
Chris@10: }
Chris@10: 
Chris@10: sub info_startindexitem {
Chris@10:     print INFO "* Menu:\n" if $info_status eq '';
Chris@10:     $info_status= '';
Chris@10:     $info_label= $_[2];
Chris@10:     $info_main= 0;
Chris@10: }
Chris@10: 
Chris@10: sub info_startindexmainitem {
Chris@10:     print INFO "* Menu:\n" if $info_status eq '';
Chris@10:     $info_label= $_[2];
Chris@10:     $info_main= 1;
Chris@10:     $info_moredetail .= "\n$_[2], ";
Chris@10:     $info_status= '';
Chris@10: }
Chris@10: 
Chris@10: sub info_startindent {
Chris@10:     $info_istatus= $info_status;
Chris@10:     print INFO &info_writepara;
Chris@10:     $info_indentstring= "   $info_indentstring";
Chris@10:     $info_nextindent= "   $info_nextindent";
Chris@10: }
Chris@10: 
Chris@10: sub info_endindent {
Chris@10:     $info_indentstring =~ s/^   //;
Chris@10:     $info_nextindent =~ s/^   //;
Chris@10:     $info_status= $info_istatus;
Chris@10: }
Chris@10: 
Chris@10: sub info_startpackedlist { $info_plc=0; }
Chris@10: sub info_endpackedlist { &info_newline if !$info_plc; }
Chris@10: sub info_packeditem {
Chris@10:     &info_newline if !$info_plc;
Chris@10:     &info_tab($info_plc*40+5);
Chris@10:     $info_plc= !$info_plc;
Chris@10: }
Chris@10: 
Chris@10: sub info_startlist {
Chris@10:     $info_istatus= $info_status;
Chris@10:     print INFO &info_writepara;
Chris@10:     $info_indentstring= "  $info_indentstring";
Chris@10:     $info_nextindent= "  $info_nextindent";
Chris@10: }
Chris@10: 
Chris@10: sub info_endlist {
Chris@10:     $info_indentstring =~ s/^  //;
Chris@10:     $info_nextindent =~ s/^  //;
Chris@10:     $info_status= $info_lstatus;
Chris@10: }
Chris@10: 
Chris@10: sub info_item {
Chris@10:     &info_newline;
Chris@10:     $info_indentstring =~ s/  $/* /;
Chris@10: }
Chris@10: 
Chris@10: sub info_pageref {
Chris@10:     &info_text("*Note Question $_[1]:: \`");
Chris@10: }
Chris@10: 
Chris@10: sub info_endpageref {
Chris@10:     &info_text("'");
Chris@10: }
Chris@10: 
Chris@10: 1;