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ash,hush: optional support for $HISTFILESIZE.

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Based on patch from Alexey Fomenko (ext-alexey.fomenko AT nokia.com)

function                                             old     new   delta
size_from_HISTFILESIZE                                 -      44     +44
hush_main                                            998    1025     +27
ash_main                                            1348    1374     +26
read_line_input                                     3361    3372     +11
new_line_input_t                                      17      24      +7

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2011-03-31 13:16:52 +02:00
parent a439fa93f6
commit 2c4de5b045
6 changed files with 55 additions and 21 deletions
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10
shell/Config.src
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@@ -136,4 +136,14 @@ config FEATURE_SH_NOFORK
This feature is relatively new. Use with care. Report bugs
to project mailing list.
config FEATURE_SH_HISTFILESIZE
bool "Use $HISTFILESIZE"
default y
depends on HUSH || ASH
help
This option makes busybox shells to use $HISTFILESIZE variable
to set shell history size. Note that its max value is capped
by "History size" setting in library tuning section.
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