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| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-07-28 00:01:16 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-07-28 00:01:16 +0000 |
| commit | be709c24d40c2fb52d3f57faa25b9134c7d25270 (patch) | |
| tree | 8a2d3d0281ab92d0d961c7a783e01ba501e8a418 /shell/Config.in | |
| parent | 8d523cbcd79c5428f1ea5bcbec6b7d9fd3756dc3 (diff) | |
| download | busybox-be709c24d40c2fb52d3f57faa25b9134c7d25270.tar.gz | |
hush: finish and enable optional case...esac support. Code size cost:
function old new delta
run_list 1891 2075 +184
parse_stream 1764 1847 +83
expand_strvec_to_string - 83 +83
done_word 647 715 +68
static.reserved_list 144 168 +24
static.reserved_match - 12 +12
done_pipe 95 105 +10
builtin_exit 48 46 -2
builtin_eval 127 54 -73
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 5/2 up/down: 464/-75) Total: 389 bytes
Diffstat (limited to 'shell/Config.in')
| -rw-r--r-- | shell/Config.in | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/shell/Config.in b/shell/Config.in index f4a9e7b1c..ee2f832fa 100644 --- a/shell/Config.in +++ b/shell/Config.in @@ -178,9 +178,11 @@ config HUSH hush is a very small shell (just 18k) and it has fairly complete Bourne shell grammar. It even handles all the normal flow control options such as if/then/elif/else/fi, for/in/do/done, while loops, - etc. + case/esac. - It does not handle case/esac, select, function, here documents ( << + It uses only vfork, so it can be used on uClinux systems. + + It does not handle select, functions, here documents ( << word ), arithmetic expansion, aliases, brace expansion, tilde expansion, &> and >& redirection of stdout+stderr, etc. @@ -232,6 +234,14 @@ config HUSH_LOOPS depends on HUSH help Enable for, while and until loops in hush. + As of 2008-07, break and continue statements are not supported. + +config HUSH_CASE + bool "Support case ... esac statement" + default n + depends on HUSH + help + Enable case ... esac statement in hush. +400 bytes. config LASH bool "lash" @@ -249,7 +259,7 @@ config MSH shell to do. It is not always pedantically correct about Bourne shell grammar (try running the shell testscript "tests/sh.testcases" on it and compare vs bash) but for most things it works quite well. - It also uses only vfork, so it can be used on uClinux systems. + It uses only vfork, so it can be used on uClinux systems. comment "Bourne Shell Options" depends on MSH || LASH || HUSH || ASH |