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| author | Denis Vlasenko | 2007-04-09 03:11:58 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2007-04-09 03:11:58 +0000 |
| commit | c44ab01b75aba758fe0aff4b34b25d733e370dc2 (patch) | |
| tree | 7aaff270868ae6e6ff78fb5c42d42f5645a6a67a /include/busybox.h | |
| parent | 95cb3263ae8f9afda0f6af3f777739506a0dfc62 (diff) | |
| download | busybox-c44ab01b75aba758fe0aff4b34b25d733e370dc2.zip busybox-c44ab01b75aba758fe0aff4b34b25d733e370dc2.tar.gz | |
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.
Diffstat (limited to 'include/busybox.h')
| -rw-r--r-- | include/busybox.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/busybox.h b/include/busybox.h index 9881374..6f48087 100644 --- a/include/busybox.h +++ b/include/busybox.h @@ -27,8 +27,15 @@ enum SUIDRoot { struct BB_applet { const char *name; int (*main) (int argc, char **argv); - __extension__ enum Location location:4; - __extension__ enum SUIDRoot need_suid:4; + __extension__ enum Location location:8; + __extension__ enum SUIDRoot need_suid:8; + /* true if instead if fork(); exec("applet"); waitpid(); + * one can do fork(); exit(applet_main(argc,argv)); waitpid(); */ + unsigned char noexec; + /* Even nicer */ + /* true if instead if fork(); exec("applet"); waitpid(); + * one can simply call applet_main(argc,argv); */ + unsigned char nofork; }; /* Defined in applet.c */ |