1 files changed, 29 insertions, 1 deletions

diff --git a/archival/Config.in b/archival/Config.in
index deacc2822..4f762e860 100644
--- a/archival/Config.in
+++ b/archival/Config.in
@@ -5,6 +5,12 @@
 
 menu "Archival Utilities"
 
+config FEATURE_SEAMLESS_XZ
+        bool "Make tar, rpm, modprobe etc understand .xz data"
+        default n
+        help
+          Make tar, rpm, modprobe etc understand .xz data.
+
 config FEATURE_SEAMLESS_LZMA
         bool "Make tar, rpm, modprobe etc understand .lzma data"
         default n
@@ -225,7 +231,7 @@ config FEATURE_TAR_CREATE
 config FEATURE_TAR_AUTODETECT
         bool "Autodetect compressed tarballs"
         default n
-        depends on TAR && (FEATURE_SEAMLESS_Z || FEATURE_SEAMLESS_GZ || FEATURE_SEAMLESS_BZ2 || FEATURE_SEAMLESS_LZMA)
+        depends on TAR && (FEATURE_SEAMLESS_Z || FEATURE_SEAMLESS_GZ || FEATURE_SEAMLESS_BZ2 || FEATURE_SEAMLESS_LZMA || FEATURE_SEAMLESS_XZ)
         help
           With this option tar can automatically detect compressed
           tarballs. Currently it works only on files (not pipes etc).
@@ -327,6 +333,28 @@ config FEATURE_LZMA_FAST
           This option reduces decompression time by about 25% at the cost of
           a 1K bigger binary.
 
+config LZMA
+        bool "Provide lzma alias which supports only unpacking"
+        default n
+        depends on UNLZMA
+        help
+          Enable this option if you want commands like "lzma -d" to work.
+          IOW: you'll get lzma applet, but it will always require -d option.
+
+config UNXZ
+        bool "unxz"
+        default n
+        help
+          unxz is a unlzma successor.
+
+config XZ
+        bool "Provide xz alias which supports only unpacking"
+        default n
+        depends on UNXZ
+        help
+          Enable this option if you want commands like "xz -d" to work.
+          IOW: you'll get xz applet, but it will always require -d option.
+
 config UNZIP
         bool "unzip"
         default n