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#!/usr/local/bin/perl
$insynopsis = 0;
open(INPUT, $ARGV[0]) || die("cannot open $ARGV[0]");
open(OUTPUT, "> $ARGV[1]") || die("cannot create $ARGV[1]");
select(OUTPUT);
line:
while(<INPUT>) {
if (/^\.XREF (.*)$/) {
$xref = $1;
$_ = $ARGV[1];
m/^.*\.(([1-8]).*)$/;
$suffix = $1;
$extension = $2;
open(XREF, "> $xref.$suffix");
print XREF ".so man$extension/$ARGV[1]\n";
close(XREF);
next line;
}
if (/^\.SH/) {
$insynopsis = /SYNOPSIS/;
print $_;
next;
}
if ($insynopsis) {
if (/^#/) {
print ".B ", $_;
}
elsif (/^[a-z]/) {
chop;
# if (m/^([a-zA-Z][a-zA-Z0-9_]*\s+[a-zA-Z][a-zA-Z0-9_]*)\(/) {
# print ".B \"", $1, "\"\n";
# $_ = '(' . $';
# }
# s/([a-zA-Z][a-zA-Z0-9_]*)(\s*[,()=])/" \1 "\2/g;
s/([ *])([a-zA-Z][a-zA-Z0-9_]*)(\s*[,)=])/\1" \2 "\3/g;
print ".BI \"", $_, "\"\n";
}
else {
print $_;
}
next;
}
chop;
s/!([^!]+)!\|([^|]+)\|([^\s]*)\s*/\n.BI "\1" "\2\3"\n/g;
s/([!|])([^!|]+)\1([^\s]*)\s*/do subst($1,$2,$3)/eg;
s/^\n+//;
s/\n+$//;
s/\n\n+/\n/g;
print $_, "\n";
}
close(INPUT);
close(OUTPUT);
sub subst {
local ($a, $b, $c) = @_;
if ($c) {
"\n" . ($a eq "!" ? ".BR " : ".IR ") . "\"$b\" $c\n"
} else {
"\n" . ($a eq "!" ? ".B " : ".I ") . "\"$b\"\n"
}
}
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