Add support for 7zip compressed tarballs

Teach %prep and %uncompress how to handle 7zip tarballs, with
the mingw toolchain landing in fedora, this may be useful when
crossbuilding Windows sources compressed using 7zip (CxImage is
one such project).

1 files changed, 1 insertions, 0 deletions

diff --git a/macros.in b/macros.in
index b0b78aa4d..0bf0fa4f9 100644
--- a/macros.in
+++ b/macros.in
@@ -31,6 +31,7 @@
 #==============================================================================
 # ---- Generally useful path macros.
 #
+%__7zip			@__7ZIP@
 %__awk			@AWK@
 %__bzip2		@__BZIP2@
 %__cat			@__CAT@