Root/target/linux/generic/patches-3.2/230-openwrt_lzma_options.patch

1--- a/scripts/Makefile.lib
2+++ b/scripts/Makefile.lib
3@@ -296,7 +296,7 @@ cmd_bzip2 = (cat $(filter-out FORCE,$^)
4 
5 quiet_cmd_lzma = LZMA $@
6 cmd_lzma = (cat $(filter-out FORCE,$^) | \
7- lzma -9 && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
8+ lzma e -d20 -lc1 -lp2 -pb2 -eos -si -so && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
9     (rm -f $@ ; false)
10 
11 quiet_cmd_lzo = LZO $@
12--- a/scripts/gen_initramfs_list.sh
13+++ b/scripts/gen_initramfs_list.sh
14@@ -226,7 +226,7 @@ cpio_list=
15 output="/dev/stdout"
16 output_file=""
17 is_cpio_compressed=
18-compr="gzip -n -9 -f"
19+compr="gzip -n -9 -f -"
20 
21 arg="$1"
22 case "$arg" in
23@@ -240,9 +240,9 @@ case "$arg" in
24         output_file="$1"
25         cpio_list="$(mktemp ${TMPDIR:-/tmp}/cpiolist.XXXXXX)"
26         output=${cpio_list}
27- echo "$output_file" | grep -q "\.gz$" && compr="gzip -n -9 -f"
28- echo "$output_file" | grep -q "\.bz2$" && compr="bzip2 -9 -f"
29- echo "$output_file" | grep -q "\.lzma$" && compr="lzma -9 -f"
30+ echo "$output_file" | grep -q "\.gz$" && compr="gzip -n -9 -f -"
31+ echo "$output_file" | grep -q "\.bz2$" && compr="bzip2 -9 -f -"
32+ echo "$output_file" | grep -q "\.lzma$" && compr="lzma e -d20 -lc1 -lp2 -pb2 -eos -si -so"
33         echo "$output_file" | grep -q "\.xz$" && \
34                 compr="xz --check=crc32 --lzma2=dict=1MiB"
35         echo "$output_file" | grep -q "\.lzo$" && compr="lzop -9 -f"
36@@ -303,7 +303,7 @@ if [ ! -z ${output_file} ]; then
37     if [ "${is_cpio_compressed}" = "compressed" ]; then
38         cat ${cpio_tfile} > ${output_file}
39     else
40- (cat ${cpio_tfile} | ${compr} - > ${output_file}) \
41+ (cat ${cpio_tfile} | ${compr} > ${output_file}) \
42         || (rm -f ${output_file} ; false)
43     fi
44     [ -z ${cpio_file} ] && rm ${cpio_tfile}
45--- a/lib/decompress.c
46+++ b/lib/decompress.c
47@@ -40,6 +40,7 @@ static const struct compress_format {
48     { {037, 0236}, "gzip", gunzip },
49     { {0x42, 0x5a}, "bzip2", bunzip2 },
50     { {0x5d, 0x00}, "lzma", unlzma },
51+ { {0x6d, 0x00}, "lzma-openwrt", unlzma },
52     { {0xfd, 0x37}, "xz", unxz },
53     { {0x89, 0x4c}, "lzo", unlzo },
54     { {0, 0}, NULL, NULL }
55

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