epfe - extract printing filter examples from printing.sgml

usage:
	$ cd /usr/share/examples/printing
	$ epfe < printing.sgml
This commit is contained in:
Wolfram Schneider 1996-12-28 16:24:57 +00:00
parent fa2cedd44a
commit 08d366cf6b
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=20974

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tools/tools/epfe/epfe.pl Normal file
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#!/usr/bin/perl
# Copyright (c) 1996 Wolfram Schneider <wosch@FreeBSD.org>. Berlin.
#
# epfe - extract printing filter examples from printing.sgml
#
# usage:
# $ cd /usr/share/examples/printing
# $ epfe < ../../doc/handbook/printing.sgml
#
# $Id$
$in = 0; @a = ();
sub Print { s/\&amp\;/&/g; push(@a,$_); }
sub out {
local($name, *lines) = @_;
open(F, "> $name") || die "open $_[0]: $!\n";
print F @lines;
close F;
}
while(<>) {
if (/^<code>/) {
$in = 1;
} elsif (m%</code>% && $in > 0) {
if ($in > 1) {
$name = 'unknown' if !$name;
while(1) { if ($d{$name}) { $name .= 'X'; } else { last } }
&out("$name", *a);
$d{$name} = $name;
}
$in = 0; $name = ''; @a = ();
} elsif ($in == 1 && /^\#\s*!/) {
$in++; &Print;
} elsif ($in > 1) {
$name = $1 if (!$name && /^\#\s+(\S+)\s+-\s+/);
$in++; &Print;
}
}