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remove global "jmp_buf die_jmp" from !FEATURE_PREFER_APPLETS builds

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function                                             old     new   delta
xfunc_has_died                                         -      21     +21
sleep_much                                             -      12     +12
sleep10                                                -       9      +9
die_func                                               -       4      +4
fflush_stdout_and_exit                                35      36      +1
builtin_type                                         121     119      -2
die_sleep                                              4       -      -4
xfunc_die                                             60      24     -36
hush_main                                           1128    1011    -117
die_jmp                                              156       -    -156
------------------------------------------------------------------------------
(add/remove: 4/2 grow/shrink: 1/3 up/down: 47/-315)          Total: -268 bytes
   text	   data	    bss	    dec	    hex	filename
 939992	    992	  17652	 958636	  ea0ac	busybox_old
 939880	    992	  17496	 958368	  e9fa0	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2015-10-09 16:42:57 +02:00
parent 4cd99e7c6c
commit 550bf5b4a4
7 changed files with 61 additions and 61 deletions
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9
init/init.c
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@ -1015,6 +1015,11 @@ void handle_sigsegv(int sig, siginfo_t *info, void *ucontext)
}
#endif
static void sleep_much(void)
{
sleep(30 * 24*60*60);
}
int init_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int init_main(int argc UNUSED_PARAM, char **argv)
{
@ -1051,12 +1056,12 @@ int init_main(int argc UNUSED_PARAM, char **argv)
/* If, say, xmalloc would ever die, we don't want to oops kernel
* by exiting.
* NB: we set die_sleep *after* PID 1 check and bb_show_usage.
* NB: we set die_func *after* PID 1 check and bb_show_usage.
* Otherwise, for example, "init u" ("please rexec yourself"
* command for sysvinit) will show help text (which isn't too bad),
* *and sleep forever* (which is bad!)
*/
die_sleep = 30 * 24*60*60;
die_func = sleep_much;
/* Figure out where the default console should be */
console_init();