ref: 31984582c702a9febde8773e1e24f305c4eceae4
dir: /libnpe/sigaction.c/
#include <signal.h> /* FIXME this only supports a single handler */ static sa_handler last; static int handler(void*, char *s) { /* kill is kill */ if(strcmp(s, "kill") != 0 && strcmp(s, "threadint") != 0) last(SIGSEGV); return 0; } void sigaction(int, struct sigaction *act, struct sigaction *) { if(act != nil && last == nil){ last = act->sa_handler; atnotify(handler, 1); }else if(act == nil){ atnotify(handler, 0); } }