From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sun, 17 May 2020 11:18:10 +0000 (+0200)
Subject: build: add zstd support to pack/unpack functions
X-Git-Tag: v21.02.0-rc1~2639
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=4696112ea28299a805ef7de5aff32451adfb2fc3;p=openwrt%2Fstaging%2Fhauke.git

build: add zstd support to pack/unpack functions

Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
---

diff --git a/include/download.mk b/include/download.mk
index 14d68bf8f5..9c8ada052b 100644
--- a/include/download.mk
+++ b/include/download.mk
@@ -50,6 +50,7 @@ endef
 dl_pack/bz2=bzip2 -c > $(1)
 dl_pack/gz=gzip -nc > $(1)
 dl_pack/xz=xz -zc -7e > $(1)
+dl_pack/zst=zstd -T0 --ultra -20 -c > $(1)
 dl_pack/unknown=$(error ERROR: Unknown pack format for file $(1))
 define dl_pack
 	$(if $(dl_pack/$(call ext,$(1))),$(dl_pack/$(call ext,$(1))),$(dl_pack/unknown))
diff --git a/include/unpack.mk b/include/unpack.mk
index 6141b1c722..5bb27d41c9 100644
--- a/include/unpack.mk
+++ b/include/unpack.mk
@@ -31,6 +31,10 @@ ifeq ($(strip $(UNPACK_CMD)),)
       EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
       DECOMPRESS_CMD:=xzcat $(DL_DIR)/$(PKG_SOURCE) |
     endif
+    ifeq (zst,$(EXT))
+      EXT:=$(call ext,$(PKG_SOURCE:.$(EXT)=))
+      DECOMPRESS_CMD:=zstdcat $(DL_DIR)/$(PKG_SOURCE) |
+    endif
     ifeq ($(filter tgz tbz tbz2 txz,$(EXT1)),$(EXT1))
       EXT:=tar
     endif