Improve STANDALONE_SHELL. "safe" applets are renamed NOEXEC applets
authorDenis Vlasenko <vda.linux@googlemail.com>
Mon, 9 Apr 2007 03:11:58 +0000 (03:11 -0000)
committerDenis Vlasenko <vda.linux@googlemail.com>
Mon, 9 Apr 2007 03:11:58 +0000 (03:11 -0000)
commitc44ab01b75aba758fe0aff4b34b25d733e370dc2
tree7aaff270868ae6e6ff78fb5c42d42f5645a6a67a
parent95cb3263ae8f9afda0f6af3f777739506a0dfc62
Improve STANDALONE_SHELL. "safe" applets are renamed NOEXEC applets
and now this fact is recorded in applets.h, not ash.c.

Several fixes to "--help + STANDALONE_SHELL" scenarios.

function                                             old     new   delta
run_current_applet_and_exit                            -     355    +355
arith                                               2064    2073      +9
refresh                                             1148    1156      +8
getopt32                                            1068    1073      +5
telnet_main                                         1510    1514      +4
md5_sha1_sum_main                                    565     566      +1
xstrtoul_range_sfx                                   255     251      -4
packed_usage                                       22523   22514      -9
tryexec                                              255     203     -52
static.safe_applets                                  152       -    -152
.rodata                                           131320  131128    -192
run_applet_by_name                                   869     506    -363
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 5/5 up/down: 382/-772)         Total: -390 bytes

./busybox ash -c 'i=20000; while test $i != 0; do touch z; i=$((i-1)); done'
runs more than twice as fast with STANDALONE_SHELL versus without.
applets/applets.c
include/applets.h
include/busybox.h
include/libbb.h
shell/ash.c