--- flexbackup	2003-10-11 03:12:09.000000000 +1300
+++ ../flexbackup-debian	2022-03-06 14:08:05.918918275 +1300
@@ -269,6 +269,7 @@
     untie(%::index);
 }
 
+system ('rm', '-rf', $cfg::tmpdir);
 exit(0);
 
 ######################################################################
@@ -687,6 +688,8 @@
 		$filename .= ".zip";
 	    } elsif ($cfg::compress eq "compress") {
 		$filename .= ".Z";
+	    } elsif ($cfg::compress eq "lzma") {
+		$filename .= ".lzma";
 	    }
 	} elsif ($cfg::type eq "afio") {
 	    # tag these a little different, the archive file itself isn't a
@@ -701,6 +704,8 @@
 		$filename .= "-zip";
 	    } elsif ($cfg::compress eq "compress") {
 		$filename .= "-Z";
+	    } elsif ($cfg::compress eq "lzma") {
+		$filename .= "-lzma";
 	    }
 	}
 
@@ -811,6 +816,11 @@
 	($remove, @cmds) = &backup_filelist($label, $localdir, $title, $level, $remote);
     }
 
+	if(defined($remote)) {
+		# create our temporary directory as first remote command
+		unshift(@cmds, &maybe_remote_cmd("$::path{mkdir} -p $cfg::tmpdir", $remote));
+	}
+
     # Nuke any tmp files used in the above routines
     if ($remove ne '') {
 	push(@cmds, &maybe_remote_cmd("$::path{rm} -f $remove", $remote));
@@ -827,6 +837,11 @@
 	    push(@cmds, &maybe_remote_cmd("$::path{rm} -f $pkglist", $remote));
 	}
     }
+	
+	if(defined($remote)) {
+		# remove temporary directory as our last remote command
+		push(@cmds, &maybe_remote_cmd("$::path{rm} -rf $cfg::tmpdir", $remote));
+	}
 
     # Strip multiple spaces
     foreach my $cmd (@cmds) {
@@ -1035,7 +1050,7 @@
     } else {
 	$prunekey = $dir;
     }
-    if (defined(%{$::prune{$prunekey}})) {
+    if ($::prune{$prunekey}) {
 	&log("| NOTE: \$prune is ignored for type=dump");
     }
 
@@ -1057,7 +1072,7 @@
     }
 
     $cmd = '';
-    $cmd .= "dump -$level ";
+    $cmd .= "$::path{dump} -$level ";
     $cmd .= "$::dump_blk_flag ";
     if ($cfg::dump_use_dumpdates eq "true") {
 	$cmd .= "-u ";
@@ -1117,7 +1132,7 @@
     if (($cfg::compress !~ /^(false|hardware)$/) and ($cfg::afio_nocompress_types ne "")) {
 	$cmd = "$::path{printf} \"$cfg::afio_nocompress_types\" > $tmpnocompress";
 	push(@cmds, &maybe_remote_cmd($cmd, $remote));
-	$no_compress = "-E $tmpnocompress";
+	$no_compress = "-E +$tmpnocompress";
 	$remove .= " $tmpnocompress";
     }
 
@@ -1140,7 +1155,7 @@
     $cmd .= "$::path{afio} -o ";
     $cmd .= "$no_compress ";
     $cmd .= "-z ";
-    $cmd .= "-1 m ";
+    $cmd .= "-1 mc ";
     $cmd .= "$::afio_z_flag ";
     $cmd .= "$::afio_verb_flag ";
     $cmd .= "$::afio_sparse_flag ";
@@ -1390,11 +1405,11 @@
     $cmd .= "| ";
 
     $cmd .= "$::path{tar} --create ";
+    $cmd .= "--no-recursion ";
     $cmd .= "--null ";
     $cmd .= "--files-from=- ";
     $cmd .= "--ignore-failed-read ";
     $cmd .= "--same-permissions ";
-    $cmd .= "--no-recursion ";
     $cmd .= "--totals ";
     if ($cfg::label ne 'false') {
 	if (length($title) > $::tar_max_label) {
@@ -2670,7 +2685,7 @@
     }
 
     # Flag old config file
-    if (defined(@cfg::filesystems) or defined($cfg::mt_var_blksize)) {
+    if (@cfg::filesystems or defined($cfg::mt_var_blksize)) {
 	# so strict shuts up
 	my $junk = @cfg::filesystems;
 	$junk = $cfg::mt_var_blksize;
@@ -2700,7 +2715,7 @@
     # First check if things are defined in the config file
     # Checks exist, true/false, or one of options
     &checkvar(\$cfg::type,'type','dump afio cpio tar star pax zip ar shar lha copy rsync filelist','tar');
-    &checkvar(\$cfg::compress,'compress','gzip bzip2 lzop compress zip false hardware','gzip');
+    &checkvar(\$cfg::compress,'compress','gzip bzip2 lzop compress zip false hardware lzma','gzip');
     &checkvar(\$cfg::compr_level,'compr_level','exist','4');
     &checkvar(\$cfg::verbose,'verbose','bool','true');
     &checkvar(\$cfg::sparse,'sparse','bool','true');
@@ -2750,8 +2765,9 @@
     $::path{'find'} = &checkinpath('find');
     $::path{'dd'} = &checkinpath('dd');
     $::path{'printf'} = &checkinpath('printf');
+    $::path{'mkdir'} = &checkinpath('mkdir');
 
-    push(@::remoteprogs,($::path{'touch'},$::path{'rm'},$::path{'find'},$::path{'printf'}));
+    push(@::remoteprogs,($::path{'touch'},$::path{'rm'},$::path{'find'},$::path{'printf'},$::path{'mkdir'}));
 
     # Check device (or dir)
     $::ftape = 0;
@@ -2890,11 +2906,11 @@
     # Traverse mountpoints?
     &checkvar(\$cfg::traverse_fs,'traverse_fs','false local all','false');
     if ($cfg::traverse_fs eq "local") {
-	$::mountpoint_flag = "! -fstype nfs ! -fstype smbfs ! -fstype bind ! -fstype proc ! -fstype devpts ! -fstype devfs ! -fstype tmpfs";
+	$::late_mountpoint_flag = "! -fstype nfs ! -fstype smbfs ! -fstype bind ! -fstype proc ! -fstype devpts ! -fstype devfs ! -fstype tmpfs";
     } elsif ($cfg::traverse_fs eq "all") {
-	$::mountpoint_flag = "! -fstype proc ! -fstype devpts ! -fstype devfs ! -fstype tmpfs";
+	$::late_mountpoint_flag = "! -fstype proc ! -fstype devpts ! -fstype devfs ! -fstype tmpfs";
     } else {
-	$::mountpoint_flag = "-xdev";
+	$::early_mountpoint_flag = "-xdev";
     }
 
     # Block size
@@ -3001,6 +3017,16 @@
 	    $::z = " | $::path{zip} -$cfg::compr_level - -";
 	    $::unz = "$::path{funzip} | ";
 	}
+    } elsif ($cfg::compress eq "lzma") {
+	$::path{'lzma'} = &checkinpath($cfg::compress);
+	push(@::remoteprogs, $::path{$cfg::compress});
+	if ($cfg::compr_level !~ m/^[123456789]$/) {
+	    push(@::errors,"\$compr_level must be set to 1-9");
+	} else {
+	    $::z = " | $::path{$cfg::compress} -$cfg::compr_level ";
+	}
+	$::unz = "$::path{$cfg::compress} -d | ";
+
     } else {
 	$::z = "";
 	$::unz = "";
@@ -3224,7 +3250,7 @@
 	&checkvar(\$cfg::afio_echo_block,'afio_echo_block','bool','false');
 	&checkvar(\$cfg::afio_compress_cache_size,'afio_compress_cache_size','exist','2');
 	&checkvar(\$cfg::afio_compress_threshold,'afio_compress_threshold','exist','3');
-	&checkvar(\$cfg::afio_nocompress_types,'afio_nocompress_types','exist','mp3 MP3 Z z gz gif zip ZIP lha jpeg jpg JPG taz tgz deb rpm bz2 lzo');
+	&checkvar(\$cfg::afio_nocompress_types,'afio_nocompress_types','exist','.lzo');
 
 	$::path{'afio'} = &checkinpath('afio');
 	push(@::remoteprogs, $::path{'afio'});
@@ -3252,6 +3278,10 @@
 		$::afio_z_flag = "-P $::path{$cfg::compress} -Q -c -Z";
 		$::afio_unz_flag = "-P $::path{$cfg::compress} -Q -d -Q -c -Z";
 
+	    } elsif ($cfg::compress eq "lzma") {
+		$::afio_z_flag = "-P $::path{$cfg::compress} -Q -$cfg::compr_level -Z";
+		$::afio_unz_flag = "-P $::path{$cfg::compress} -Q -d -Z";
+
 	    }
 	    $::unz = ""; # Reset & just use this for reading the archive file.
 
@@ -3415,7 +3445,7 @@
 	$::path{'lha'} = &checkinpath('lha');
 	push(@::remoteprogs, $::path{'lha'});
 
-	if ($cfg::compress =~ /^(gzip|bzip2|lzop|compress|zip)$/) {
+	if ($cfg::compress =~ /^(gzip|bzip2|lzop|compress|zip|lzma)$/) {
 	    warn("Using type \"lha\" with compress=$cfg::compress makes no sense");
 	    warn("Setting compression to false");
 	    $::unz = "";
@@ -3442,6 +3472,15 @@
 	push(@::errors,"\$tmpdir $cfg::tmpdir is not writable");
     }
 
+	$cfg::hostname = `hostname`;
+	chomp($cfg::hostname);
+
+	# Use a subdirectory of the user-specified directory as our tmpdir
+	# Also note that we make it closer to globally unique as we sometimes
+	# use this variable for remote systems, so PID isn't enough
+    $cfg::tmpdir = $cfg::tmpdir .'/flexbackup.'.$$.'.'.$cfg::hostname;
+    mkdir ($cfg::tmpdir) || die "Can't create temporary directory, $!";
+
     # Levels
     if (defined($::opt{'level'}) and
 	(defined($::opt{'incremental'}) or
@@ -3781,7 +3820,7 @@
 
     # Try and guess file types and commpression scheme
     # might as well since we are reading from a file in this case
-    if ($file =~ m/\.(dump|cpio|tar|star|pax|a|shar|filelist)\.(gz|bz2|lzo|Z|zip)$/) {
+    if ($file =~ m/\.(dump|cpio|tar|star|pax|a|shar|filelist)\.(gz|bz2|lzo|Z|zip|lzma)$/) {
 	$cfg::type = $1;
 	$cfg::compress = $2;
 	$cfg::type =~ s/^a$/ar/;
@@ -3789,16 +3828,18 @@
 	$cfg::compress =~ s/bz2/bzip2/;
 	$cfg::compress =~ s/lzo/lzop/;
 	$cfg::compress =~ s/Z/compress/;
+	$cfg::compress =~ s/lzma/lzma/;
 	&log("| Auto-set to type=$cfg::type compress=$cfg::compress");
 	&optioncheck();                  # redo to set a few variables over
 
-    } elsif ($file =~ m/\.afio-(gz|bz2|lzo|Z|zip)$/) {
+    } elsif ($file =~ m/\.afio-(gz|bz2|lzo|Z|zip|lzma)$/) {
 	$cfg::type = "afio";
 	$cfg::compress = $1;
 	$cfg::compress =~ s/gz/gzip/;
 	$cfg::compress =~ s/bz2/bzip2/;
 	$cfg::compress =~ s/lzo/lzop/;
 	$cfg::compress =~ s/Z/compress/;
+	$cfg::compress =~ s/lzma/lzma/;
 	&log("| Auto-set to type=$cfg::type compress=$cfg::compress");
 	&optioncheck();                  # redo to set a few variables over
 
@@ -4842,7 +4883,11 @@
 	$prunekey = $dir;
     }
 
-    if (defined(%{$::prune{$prunekey}})) {
+    if (defined($::early_mountpoint_flag)) {
+	$cmd .= "$::early_mountpoint_flag ";
+    }
+
+    if ($::prune{$prunekey}) {
 	# FreeBSD needs -E (above) and no backslashes around the (|) chars
 	if ($::uname =~ /FreeBSD/) {
 	    $cmd .= '-regex "\./(';
@@ -4861,7 +4906,9 @@
 	$cmd .= "-depth ";
     }
 
-    $cmd .= "$::mountpoint_flag ";
+    if (defined($::late_mountpoint_flag)) {
+	$cmd .= "$::late_mountpoint_flag ";
+    }
     $cmd .= "! -type s ";
 
     if (defined($otherarg)) {
@@ -5236,8 +5283,8 @@
     # Create a script which tests the buffer program
     open(SCR,"> $tmp_script") || die;
     print SCR "#!/bin/sh\n";
-    print SCR "tmp_data=/tmp/bufftest\$\$.txt\n";
-    print SCR "tmp_err=/tmp/bufftest\$\$.err\n";
+    print SCR "tmp_data=$cfg::tmpdir/buftest.$host.$$.txt\n";
+    print SCR "tmp_err=$cfg::tmpdir/buftest.$host.$$.err\n";
     print SCR "echo testme > \$tmp_data\n";
     print SCR "$buffer_cmd > /dev/null 2> \$tmp_err < \$tmp_data\n";
     print SCR "res=\$?\n";
@@ -5255,7 +5302,8 @@
 	$pipecmd = "sh $tmp_script ";
     } else {
 	print $::msg "| Checking '$cfg::buffer' on host $host... ";
-	$pipecmd =  "cat $tmp_script | ($::remoteshell $host 'cat > $tmp_script; sh $tmp_script; rm -f $tmp_script')";
+	$pipecmd =  "cat $tmp_script | ($::remoteshell $host 'mkdir -p $cfg::tmpdir;
+ 		     cat - > $tmp_script; sh $tmp_script; rm -rf $cfg::tmpdir')";
     }
 
     if (!defined($::debug)) {
@@ -5287,6 +5335,8 @@
 	close (PIPE);
 
     } else {
+	print $::msg "\n(debug) 'buffer' test script:\n($tmp_script)\n\n"
+	      . `cat $tmp_script`;
 	print $::msg "\n(debug) $pipecmd\n";
     }