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hush: use ash's ulimit builtin; make it more more bash0like while at it

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Based on a patch by Tobias Klauser <tklauser@distanz.ch>

function                                             old     new   delta
shell_builtin_ulimit                                   -     498    +498
limits_tbl                                            33      88     +55
ulimit_opt_string                                      -      38     +38
bltins1                                              288     300     +12
limits_name                                          127       -    -127
ulimitcmd                                            415       7    -408
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 2/1 up/down: 603/-535)           Total: 68 bytes
   text    data     bss     dec     hex filename
 839229     453    6828  846510   ceaae busybox_old
 839423     453    6828  846704   ceb70 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-03-06 20:12:00 +01:00
parent cbcc1236f8
commit f3c742f925
5 changed files with 253 additions and 215 deletions
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19
shell/builtin_ulimit.h Normal file
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@@ -0,0 +1,19 @@
/* vi: set sw=4 ts=4: */
/*
* Adapted from ash applet code
*
* Copyright (c) 2010 Tobias Klauser
* Split from ash.c and slightly adapted.
*
* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
*/
#ifndef SHELL_BUILTIN_ULIMIT_H
#define SHELL_BUILTIN_ULIMIT_H 1
PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
int FAST_FUNC shell_builtin_ulimit(char **argv);
POP_SAVED_FUNCTION_VISIBILITY
#endif