From 14b20592e502cb4414c614f1ebfc2be599aed9e5 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 18 Dec 2010 20:59:59 +0100
Subject: Custom DB file, print progress

---
 bin/hashl | 38 +++++++++++++++++++++++++++++++++-----
 1 file changed, 33 insertions(+), 5 deletions(-)

diff --git a/bin/hashl b/bin/hashl
index 399e373..78654db 100755
--- a/bin/hashl
+++ b/bin/hashl
@@ -10,41 +10,64 @@ use autodie;
 use Cwd;
 use Digest::SHA qw(sha1_hex);
 use File::Find;
+use Getopt::Long;
 use Storable qw(nstore retrieve);
 
 my $base = getcwd();
 my $rel_paths = 1;
 my $read_size = (2 ** 20) * 4; # 4 MiB
+my $db_file = "$base/hashl.db";
+my $total = 0;
+my $cur = 0;
 
 my $db;
 
+GetOptions(
+	'd|database=s' => \$db_file,
+);
+
 my $action = $ARGV[0];
 
 if (not defined $action) {
 	die("Usage: $0 <action>\n");
 }
 
-if (-r 'hashl.db') {
-	$db = retrieve('hashl.db');
+if (-r $db_file) {
+	$db = retrieve($db_file);
 }
 
 sub print_status {
 	my ($file) = @_;
 	local $| = 1;
 
-	print "\r\e[2K${file}";
+	printf(
+		"\r\e[2K%d/%d %s",
+		$cur,
+		$total,
+		$file,
+	);
+}
+
+sub get_total {
+	my $file = $File::Find::name;
+	if (-f $file and $file ne $db_file) {
+		$total++;
+	}
 }
 
+
 sub process_file {
 	my $file = $File::Find::name;
 	my $path = $file;
 	my ($size, $mtime) = (stat($file))[7,9];
 	my ($fh, $data);
 
-	if (not -f $file or $file eq "${base}/hashl.db") {
+	if (not -f $file or $file eq $db_file) {
 		return;
 	}
 
+	$cur++;
+
 	if ($rel_paths) {
 		$file = substr($file, length($base) + 1);
 	}
@@ -67,11 +90,16 @@ sub process_file {
 		mtime => $mtime,
 		size => $size,
 	};
+
+	if (($cur % 100) == 0) {
+		nstore($db, $db_file);
+	}
 }
 
 if ($action eq 'update') {
+	find(\&get_total, $base);
 	find(\&process_file, $base);
-	nstore($db, 'hashl.db');
+	nstore($db, $db_file);
 }
 elsif ($action eq 'list') {
 	for my $name (sort keys %{$db}) {
-- 
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