$NetBSD: patch-ac,v 1.9 2010/11/09 13:13:03 adam Exp $

--- oggenc/oggenc.c.orig	2010-03-26 07:07:07.000000000 +0000
+++ oggenc/oggenc.c
@@ -779,6 +779,8 @@ static void parse_options(int argc, char
 
                 break;
             case 'a':
+		if (strlen(optarg) == 0)
+			break;
                 opt->artist = realloc(opt->artist, (++opt->artist_count)*sizeof(char *));
                 opt->artist[opt->artist_count - 1] = strdup(optarg);
                 break;
@@ -791,10 +793,14 @@ static void parse_options(int argc, char
                 opt->comments[opt->comment_count - 1] = strdup(optarg);
                 break;
             case 'd':
+		if (strlen(optarg) == 0)
+			break;
                 opt->dates = realloc(opt->dates, (++opt->date_count)*sizeof(char *));
                 opt->dates[opt->date_count - 1] = strdup(optarg);
                 break;
             case 'G':
+		if (strlen(optarg) == 0)
+			break;
                 opt->genre = realloc(opt->genre, (++opt->genre_count)*sizeof(char *));
                 opt->genre[opt->genre_count - 1] = strdup(optarg);
                 break;
@@ -803,6 +809,8 @@ static void parse_options(int argc, char
                 exit(0);
                 break;
             case 'l':
+		if (strlen(optarg) == 0)
+			break;
                 opt->album = realloc(opt->album, (++opt->album_count)*sizeof(char *));
                 opt->album[opt->album_count - 1] = strdup(optarg);
                 break;
@@ -815,6 +823,8 @@ static void parse_options(int argc, char
                                     opt->fixedserial = 1;
                 break;
             case 't':
+		if (strlen(optarg) == 0)
+			break;
                 opt->title = realloc(opt->title, (++opt->title_count)*sizeof(char *));
                 opt->title[opt->title_count - 1] = strdup(optarg);
                 break;