[patch] Add lzma/xz compression support

1.5.4.4-xz.patch (text/plain), 1.88 KB, created by AlexOmskiy on 2012-06-26 00:15:26 UTC

--- splashutils-1.5.4.4.orig/scripts/splash_geninitramfs.in	2011-06-13 04:43:39.000000000 +0700
+++ splashutils-1.5.4.4/scripts/splash_geninitramfs.in	2012-03-09 12:21:34.370113400 +0700
@@ -36,6 +36,8 @@
                   comma-separated list of the resolutions for which the images
 		  are to be copied
   -v, --verbose   verbose output
+      --lzma      use 'lzma' compressor (gzip default)
+      --xz          use 'xz' compressor (gzip default)
       --no8bpp    ignore 8bpp images (can save a lot of space)
 EOTB
 
@@ -69,9 +71,10 @@
 verbose=0
 index=0
 no8bpp=0
+compressor="gzip"
 
 args="$@"
-temp=`getopt -l no8bpp,all,generate:,append:,copy:,overlay:,help,verbose,res: a:g:c:r:o:hv "$@"`
+temp=`getopt -l lzma,xz,no8bpp,all,generate:,append:,copy:,overlay:,help,verbose,res: a:g:c:r:o:hv "$@"`
 
 if [ $? != 0 ]; then
 	usage; exit 2
@@ -89,6 +92,8 @@
 		-v|--verbose)	verbose=$(($verbose + 1)); shift;;
 		-o|--overlay)	overlay="$2"; shift; shift;;
 		--no8bpp)		no8bpp=1; shift;;
+		--lzma)			compressor="lzma"; shift;;
+		--xz)				compressor="xz"; shift;;
 		--)				shift; break;;
 		--all)
 				shift;
@@ -144,7 +149,7 @@
 if [ "$mode" == "a" ]; then
 	printv "o Unpacking $img.."
 	cp "$img" "${imgdir}"
-	(cd "${imgdir}"; (gunzip -c "$(basename $img)" 2>/dev/null || cat "$(basename $img)") | cpio -idm --no-absolute-filenames --quiet -H newc)
+	(cd "${imgdir}"; ("${compressor}" -dc "$(basename $img)" 2>/dev/null || cat "$(basename $img)") | cpio -idm --no-absolute-filenames --quiet -H newc)
 	rm -f "${imgdir}/$(basename $img)"
 fi
 
@@ -234,8 +239,8 @@
 
 printv "o Creating initramfs image.."
 if [ "$mode" == "g" ] || [ "$mode" == "a" ]; then
-	(cd "${imgdir}" ; find . | cpio --quiet -o -H newc | gzip -9 >../img.cpio.gz)
-	mv "${workdir}/img.cpio.gz" "${img}"
+	(cd "${imgdir}" ; find . | cpio --quiet -o -H newc | "${compressor}" -9 >../img.temp)
+	mv "${workdir}/img.temp" "${img}"
 fi
 
 exit 0