From f7de9bf6150d2453e68b75725b476a5d012dce5a Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Wed, 29 Nov 2006 19:16:48 +0000
Subject: - provide a choice to select the compressor to use for the final
 rootfs.   Closes #1014

---
 target/tar/tarroot.mk | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'target/tar/tarroot.mk')

diff --git a/target/tar/tarroot.mk b/target/tar/tarroot.mk
index bfd40662e..d5a626e0e 100644
--- a/target/tar/tarroot.mk
+++ b/target/tar/tarroot.mk
@@ -7,6 +7,21 @@
 TAR_OPTS:=$(strip $(BR2_TARGET_ROOTFS_TAR_OPTIONS))
 TAR_TARGET:=$(IMAGE).tar
 
+TAR_COMPRESSOR:=
+TAR_COMPRESSOR_EXT:=.none
+ifeq ($(BR2_TARGET_ROOTFS_TAR_GZIP),y)
+TAR_COMPRESSOR:=gzip -9
+TAR_COMPRESSOR_EXT:=gz
+endif
+ifeq ($(BR2_TARGET_ROOTFS_TAR_BZIP2),y)
+TAR_COMPRESSOR:=bzip2 -9
+TAR_COMPRESSOR_EXT:=bz2
+endif
+ifeq ($(BR2_TARGET_ROOTFS_TAR_LZMA),y)
+TAR_COMPRESSOR:=lzma -9
+TAR_COMPRESSOR_EXT:=lzma
+endif
+
 tarroot: host-fakeroot makedevs
 	-@find $(TARGET_DIR) -type f -perm +111 | xargs $(STRIP) 2>/dev/null || true;
 	@rm -rf $(TARGET_DIR)/usr/man
@@ -25,6 +40,10 @@ tarroot: host-fakeroot makedevs
 		>> $(STAGING_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
 	chmod a+x $(STAGING_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
 	$(STAGING_DIR)/usr/bin/fakeroot -- $(STAGING_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
+ifneq ($(TAR_COMPRESSOR),)
+	-rm -f $(TAR_TARGET).$()
+	PATH="$(STAGING_DIR)/sbin:$(STAGING_DIR)/bin:$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(PATH)" $(TAR_COMPRESSOR) $(TAR_TARGET)
+endif
 	-@rm -f $(STAGING_DIR)/_fakeroot.$(notdir $(TAR_TARGET))
 
 tarroot-source:
-- 
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