X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Ftar;a=blobdiff_plain;f=src%2Fbuffer.c;fp=src%2Fbuffer.c;h=1a96595d9a982168d1da56f53863fdd6ee069f11;hp=a7d89712fc0d931dddd948403f95249a1c7f0c6e;hb=1847ec67cec36a17354115374954fea211d1f0da;hpb=9c2b57232e3bc2e5ba85387560bcdd851849a128

diff --git a/src/buffer.c b/src/buffer.c
index a7d8971..1a96595 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -391,7 +391,10 @@ check_compressed_archive (bool *pshort)
   /* Restore global values */
   read_full_records = sfr;
 
-  if (tar_checksum (record_start, true) == HEADER_SUCCESS)
+  if ((strcmp (record_start->header.magic, TMAGIC) == 0 ||
+       strcmp (record_start->buffer + offsetof (struct posix_header, magic),
+	       OLDGNU_MAGIC) == 0) &&
+      tar_checksum (record_start, true) == HEADER_SUCCESS)
     /* Probably a valid header */
     return ct_tar;