1 files changed, 8 insertions, 0 deletions

diff --git a/archival/tar.c b/archival/tar.c
index dba6bbcc4..a34eb3ca1 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -615,6 +615,14 @@ int tar_main(int argc, char **argv)
         unsigned char tar_create = FALSE;
 #endif
 
+        /* Prepend '-' to the first argument if required */
+        if (argv[1][0] != '-') {
+                char *tmp = xmalloc(strlen(argv[1]) + 2);
+                tmp[0] = '-';
+                strcpy(tmp + 1, argv[1]);
+                argv[1] = tmp;
+        }
+
         if (argc < 2) {
                 show_usage();
         }