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scripts: teach extract-vmlinux about LZ4 and ZSTD

Message ID 20180425011637.24203-1-kilobyte@angband.pl (mailing list archive)
State New, archived
Headers show

Commit Message

Adam Borowski April 25, 2018, 1:16 a.m. UTC
Note that the LZ4 signature is different than that of modern LZ4 as we
use the "legacy" format which suffers from some downsides like inability
to disable compression.

Signed-off-by: Adam Borowski <kilobyte@angband.pl>
Resent with no scissors and a non-broken subject line, sorry.
Not including the original thread; this is incidental to it.

 scripts/extract-vmlinux | 2 ++
 1 file changed, 2 insertions(+)
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diff --git a/scripts/extract-vmlinux b/scripts/extract-vmlinux
index 5061abcc2540..e6239f39abad 100755
--- a/scripts/extract-vmlinux
+++ b/scripts/extract-vmlinux
@@ -57,6 +57,8 @@  try_decompress '\3757zXZ\000' abcde unxz
 try_decompress 'BZh'          xy    bunzip2
 try_decompress '\135\0\0\0'   xxx   unlzma
 try_decompress '\211\114\132' xy    'lzop -d'
+try_decompress '\002!L\030'   xxx   'lz4 -d'
+try_decompress '(\265/\375'   xxx   unzstd
 # Bail out:
 echo "$me: Cannot find vmlinux." >&2