agl-basesystem

1 files changed, 21 insertions, 0 deletions

diff --git a/meta-agl-devel/meta-oem-extra-libs/recipes-core/libtar/files/oldgnu_prefix.patch b/meta-agl-devel/meta-oem-extra-libs/recipes-core/libtar/files/oldgnu_prefix.patch
new file mode 100644
index 00000000..99ab509e
--- /dev/null
+++ b/meta-agl-devel/meta-oem-extra-libs/recipes-core/libtar/files/oldgnu_prefix.patch
@@ -0,0 +1,21 @@
+Description: Detect old-style GNU headers correctly
+Author: Steinar H. Gunderson <sesse@debian.org>
+
+--- libtar-1.2.20.orig/lib/decode.c
++++ libtar-1.2.20/lib/decode.c
+@@ -69,7 +69,14 @@ th_get_pathname(TAR *t)
+ 			return NULL;
+ 	}
+ 
+-	if (t->th_buf.prefix[0] == '\0')
++	/*
++	 * Old GNU headers (also used by newer GNU tar when doing incremental
++	 * dumps) use the POSIX prefix field for many other things, such as
++	 * mtime and ctime. New-style GNU headers don't, but also don't use the
++	 * POSIX prefix field. Thus, only honor the prefix field if the archive
++	 * is actually a POSIX archive. This is the same logic as GNU tar uses.
++	 */
++	if (strncmp(t->th_buf.magic, TMAGIC, TMAGLEN - 1) != 0 || t->th_buf.prefix[0] == '\0')
+ 	{
+ 		sprintf(t->th_pathname, "%.100s", t->th_buf.name);
+ 	}