#
# grepdbg [nn] [-mm] <regular expression>
#
-
# nn - is the day you what to look at: 1 is yesterday, 0 is today
# and is optional if there is only one argument
#
# <regexp> is the regular expression you are searching for,
# a caseless search is done
#
+# If you specify something that likes a filename and that filename
+# has a .pm on the end of it and it exists then rather than doing
+# the regex match it executes the "main::handle()" function passing
+# it one line at a time.
+#
#
require 5.004;
push @list, $arg;
} elsif ($arg =~ /^\d+$/) {
$nolines = $arg;
+ } elsif ($arg =~ /\.pm$/) {
+ if (-e $arg) {
+ my $fn = $arg;
+ $fn =~ s/\.pm$//;
+ eval { require $arg};
+ die "requiring $fn failed $@" if $@;
+ } else {
+ die "$arg not found";
+ }
} else {
$string = $arg;
last;
my $now = $today->sub($entry);
my $fh = $fp->open($now);
my $line;
+ my $do;
+
+ if (main->can('handle')) {
+ $do = \&handle;
+ } else {
+ $do = \&process;
+ }
+
+ begin() if main->can('begin');
if ($fh) {
while (<$fh>) {
- process($_);
+ &$do($_);
}
$fp->close();
}
+ end() if main->can('end');
}
sub process
for (@prev) {
s/([\x00-\x1f\x7f-\xff])/sprintf("\\x%02X", ord($1))/eg;
my ($t, $l) = split /\^/, $_, 2;
- print atime($t), ' ', $l, "\n";
+ print atime($t), ' ', $l, "\n";
+ print '----------------' if $nolines > 1;
}
@prev = ();
}
sub usage
{
- die "usage: grepdbg [nn] [[-nnn] ..] <regexp>\n";
+ die "usage: grepdbg [nn days before] [-nnn lines before] [<regexp>|<perl file name>]\n";
}
exit(0);