Copy run_or_die from fa-rip and use that to run flac | lame.

[flac-archive] / flac2mp3

diff --git a/flac2mp3 b/flac2mp3
index 5a92c3c266ffef1d5a03ed329480c607698ca872..8c4e7462efc18e08e62d962b946d913e913f1c8b 100755 (executable)
--- a/flac2mp3
+++ b/flac2mp3
@@ -22,13 +22,30 @@ and DATE tags.
 use strict;
 use warnings;
 
+use POSIX ':sys_wait_h';
 use Pod::Usage;
 
+sub run_or_die {
+    my $command = shift;
+    my $status;
+
+    $status = system($command);
+
+    if (WIFEXITED($status)) {
+        if (($status = WEXITSTATUS($status)) != 0) {
+            die("$command exited with status $status");
+        }
+    } elsif (WIFSIGNALED($status)) {
+        die("$command killed with signal ", WTERMSIG($status));
+    } elsif (WIFSTOPPED($status)) {
+        die("$command stopped with signal ", WSTOPSIG($status));
+    } else {
+        die("Major horkage on system($command): \$? = $? \$! = $!");
+    }
+}
+
 sub tformat {
-    my $min = shift;
-    my $sec = shift;
-    my $hun = shift;
-    return "$min:$sec.$hun";
+    return sprintf('%02d:%02d.%02d', @_);
 }
 
 sub get_decode_args {
@@ -48,10 +65,10 @@ sub get_decode_args {
         if (defined($next)) {
             if ($next->[2] == 0) {
                 if ($next->[1] == 0) {
-                    push(@$arg, '--until=' . tformat($next->[0] - 1, 59, 99));
+                    push(@$arg, '--until=' . tformat($next->[0] - 1, 59, 74));
                 } else {
                     push(@$arg, '--until=' . tformat($next->[0], $next->[1] - 1,
-                                                    99));
+                                                    74));
                 }
             } else {
                 push(@$arg, '--until=' . tformat($next->[0], $next->[1],
@@ -88,7 +105,7 @@ sub get_tags {
             $album = $value;
         } elsif (/^DATE=/) {
             $date = $value;
-        } elsif (/TITLE=/) {
+        } elsif (/TITLE/) {
             push(@titles, $value);
         }
     }
@@ -106,18 +123,22 @@ sub flac2mp3 {
     my $track = shift;
     my $skip_arg = shift;
     my $until_arg = shift;
+    my $outfile;
 
-    my $outfile = sprintf("$artist ($album) \%02s $title.mp3", $track);
-    for ($outfile) {
-        s/\//_/g;
-        s/:/_/g;
-        s/'/_/g;
-        s/"/_/g;
+    # We'll be putting these in single quotes, so we need to escape
+    # any single quotes in the filename by closing the quote ('),
+    # putting an escaped quote (\'), and then reopening the quote (').
+    for ($fn, $title, $artist, $album, $date) {
+        s/'/'\\''/;
     }
 
+    $outfile = sprintf("$artist ($album) \%02s $title.mp3", $track);
+    $outfile =~ s/\//_/g;
+
     $until_arg ||= '';
-    # XXX
-    system("flac -cd $skip_arg $until_arg '$fn' | lame --preset standard --tt '$title' --ta '$artist' --tl '$album' --ty '$date' --tn $track - '$outfile'");
+    run_or_die(join(' ', "flac -cd $skip_arg $until_arg '$fn'",
+                    " | lame --preset standard --tt '$title' --ta '$artist'",
+                    " --tl '$album' --ty '$date' --tn $track - '$outfile'"));
 }
 
 MAIN: {