busybox: disable bzip2

bzip2 adds about 8kb of size. For tiny builds it's often disabled.
It's not directly used by stock OpenWrt programs.
Kernel images compressed with bzip2 are also not fully supported.

Signed-off-by: Sergey Ponomarev <stokito@gmail.com>
[fix \ indention]
Signed-off-by: Paul Spooren <mail@aparcar.org>
Signed-off-by: maurerr <mariusd84@gmail.com>
This commit is contained in:
Sergey Ponomarev 2021-06-20 23:38:37 +03:00 committed by maurerr
parent 57dc420383
commit 3855b4b00c
3 changed files with 3 additions and 4 deletions

View File

@ -96,7 +96,6 @@ get_image() { # <source> [ <command> ]
local magic="$(dd if="$from" bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')"
case "$magic" in
1f8b) cmd="zcat";;
425a) cmd="bzcat";;
*) cmd="cat";;
esac
fi

View File

@ -39,7 +39,7 @@ switch_to_ramfs() {
for binary in \
/bin/busybox /bin/ash /bin/sh /bin/mount /bin/umount \
pivot_root mount_root reboot sync kill sleep \
md5sum hexdump cat zcat bzcat dd tar \
md5sum hexdump cat zcat dd tar \
ls basename find cp mv rm mkdir rmdir mknod touch chmod \
'[' printf wc grep awk sed cut \
mtd partx losetup mkfs.ext4 nandwrite flash_erase \

View File

@ -351,10 +351,10 @@ config BUSYBOX_DEFAULT_FEATURE_GUNZIP_LONG_OPTIONS
default n
config BUSYBOX_DEFAULT_BUNZIP2
bool
default y
default n
config BUSYBOX_DEFAULT_BZCAT
bool
default y
default n
config BUSYBOX_DEFAULT_UNLZMA
bool
default n