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authorDenis Vlasenko2007-04-09 03:11:58 +0000
committerDenis Vlasenko2007-04-09 03:11:58 +0000
commitc44ab01b75aba758fe0aff4b34b25d733e370dc2 (patch)
tree7aaff270868ae6e6ff78fb5c42d42f5645a6a67a /include/busybox.h
parent95cb3263ae8f9afda0f6af3f777739506a0dfc62 (diff)
downloadbusybox-c44ab01b75aba758fe0aff4b34b25d733e370dc2.zip
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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.h11
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 */