runsvd: shrink by Vladimir
*: use unified trivial signal handler
function old new delta
record_signo - 10 +10
process_stdin 433 443 +10
bbunpack 383 391 +8
wc_main 598 605 +7
conescape 293 296 +3
nmeter_main 670 672 +2
fallbackSort 1717 1719 +2
bb_got_signal - 1 +1
microcom_main 713 712 -1
signalled 2 - -2
pack_gzip 1661 1659 -2
evalvar 1376 1374 -2
compare_keys 737 735 -2
parse_command 1460 1456 -4
expand 1748 1744 -4
s_term 37 29 -8
s_hangup 8 - -8
fgotsig 10 - -10
find_pair 187 169 -18
signal_handler 190 170 -20
runsvdir_main 1701 1583 -118
------------------------------------------------------------------------------
(add/remove: 2/3 grow/shrink: 6/10 up/down: 43/-199) Total: -156 bytes
diff --git a/include/libbb.h b/include/libbb.h
index 388e2f9..34c7e41 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -373,6 +373,9 @@
int sigaction_set(int sig, const struct sigaction *act) FAST_FUNC;
/* SIG_BLOCK/SIG_UNBLOCK all signals: */
int sigprocmask_allsigs(int how) FAST_FUNC;
+/* Standard handler which just records signo */
+extern smallint bb_got_signal;
+void record_signo(int signo); /* not FAST_FUNC! */
void xsetgid(gid_t gid) FAST_FUNC;