--- trunk/bin/BackupPC_incPartsUpdate	2005/10/13 18:32:59	196
+++ trunk/bin/BackupPC_incPartsUpdate	2005/10/14 14:02:51	201
@@ -11,6 +11,7 @@
 use POSIX qw/strftime/;
 use BackupPC::SearchLib;
 use Cwd qw/abs_path/;
+use File::Which;
 
 my $path = abs_path($0);
 $path =~ s#/[^/]+$#/#;
@@ -18,6 +19,12 @@
 
 die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate);
 
+my $bin;
+foreach my $c (qw/gzip split/) {
+	$bin->{$c} = which($c) || die "$0 needs $c, install it\n";
+}
+
+
 my $debug = 0;
 $|=1;
 
@@ -94,7 +101,7 @@
 
 	# re-create archive?
 	if ($row->{'inc_size'} == -1 || $size == -1 || $row->{'inc_size'} != $size) {
-		my $cmd = qq{rm -Rf $tar_dir/$tar_file && $tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} | gzip -9 > $tar_dir/$tar_file};
+		my $cmd = qq{rm -Rf $tar_dir/$tar_file && $tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} | $bin->{'gzip'} -9 > $tar_dir/$tar_file};
 		print STDERR "## $cmd\n" if ($debug);
 
 		system($cmd) == 0 or die "failed: $?";
@@ -127,7 +134,7 @@
 			mkdir $in || die "can't mkdir $in: $!";
 
 			my $suffix_len = length("$parts");
-			system("split -d -b $max_size -a $suffix_len $out $in/part") == 0 or die "can't split $out: $?";
+			system("$bin->{'split'} -d -b $max_size -a $suffix_len $out $in/part") == 0 or die "can't split $out: $?";
 			unlink $out || die "can't unlink $out: $!";
 		}