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authorGravatar Denys Vlasenko <vda.linux@googlemail.com>2011-09-10 13:25:57 +0200
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2011-09-10 13:25:57 +0200
commit522041ee7b10ac544b90c6a8d1d4fbf8a5d39c6d (patch)
tree412854af83f841f564faf842ca6cefc12a016236 /archival/Config.src
parent202a1b9284fd763e81340050d228103aef999675 (diff)
downloadbusybox-522041ee7b10ac544b90c6a8d1d4fbf8a5d39c6d.tar.gz
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regularize options which control size/speed trade
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/Config.src')
-rw-r--r--archival/Config.src27
1 files changed, 13 insertions, 14 deletions
diff --git a/archival/Config.src b/archival/Config.src
index 9f4908178..885cb5bcc 100644
--- a/archival/Config.src
+++ b/archival/Config.src
@@ -187,15 +187,17 @@ config FEATURE_GZIP_LONG_OPTIONS
help
Enable use of long options, increases size by about 106 Bytes
-config GZIP_BIG_MEM
- bool "Trade memory for gzip speed"
- default n
- depends on GZIP
- help
- Enable big memory options for gzip, including larger I/O
- buffers and bigger hash tables. Faster, but uses at least
- twice as much memory. Select if speed is more important than
- memory use.
+config GZIP_FAST
+ int "Trade memory for gzip speed (0:small,slow - 2:fast,big)"
+ default 0
+ range 0 2
+ depends on GZIP
+ help
+ Enable big memory options for gzip.
+ 0: small buffers, small hash-tables
+ 1: larger buffers, larger hash-tables
+ 2: larger buffers, largest hash-tables
+ Larger models may give slightly better compression
config LZOP
bool "lzop"
@@ -340,15 +342,12 @@ config UNLZMA
is generally considerably better than that achieved by the bzip2
compressors.
- The BusyBox unlzma applet is limited to de-compression only.
+ The BusyBox unlzma applet is limited to decompression only.
On an x86 system, this applet adds about 4K.
- Unless you have a specific application which requires unlzma, you
- should probably say N here.
-
config FEATURE_LZMA_FAST
bool "Optimize unlzma for speed"
- default y
+ default n
depends on UNLZMA
help
This option reduces decompression time by about 25% at the cost of