47 	register int sig, clear = 0, dflag = 0, pflag = 0;  in b_trap()  local
50 	while (sig = optget(argv, sh_opttrap)) switch (sig)  in b_trap()
96 			sig = sig_number(arg);  in b_trap()
97 			if(sig<0)  in b_trap()
103 			if(sig&SH_TRAP)  in b_trap()
105 				sig &= ~SH_TRAP;  in b_trap()
106 				if(sig>SH_DEBUGTRAP)  in b_trap()
113 					if(arg=shp->st.trap[sig])  in b_trap()
117 				if(shp->st.trap[sig])  in b_trap()
118 					free(shp->st.trap[sig]);  in b_trap()
119 				shp->st.trap[sig] = 0;  in b_trap()
121 					shp->st.trap[sig] = strdup(action);  in b_trap()
122 				if(sig == SH_DEBUGTRAP)  in b_trap()
124 					if(shp->st.trap[sig])  in b_trap()
131 			if(sig>shp->sigmax)  in b_trap()
139 				if(arg=trapcom[sig])  in b_trap()
144 				sh_sigclear(sig);  in b_trap()
146 					signal(sig,SIG_DFL);  in b_trap()
150 				if(sig >= shp->st.trapmax)  in b_trap()
151 					shp->st.trapmax = sig+1;  in b_trap()
152 				arg = shp->st.trapcom[sig];  in b_trap()
153 				sh_sigtrap(sig);  in b_trap()
154 				shp->st.trapcom[sig] = (shp->sigflag[sig]&SH_SIGOFF) ? Empty : strdup(action);  in b_trap()
168 	register int sig=SIGTERM, flag=0, n;  in b_kill()  local
174 			if((signame=argv[opt_info.index++]) && (sig=sig_number(signame+1))>=0)  in b_kill()
180 			sig = (int)opt_info.num;  in b_kill()
211 				if((sig=sig_number(signame))<0)  in b_kill()
216 				sfprintf(sfstdout,"%d\n",sig);  in b_kill()
223 		if((sig=sig_number(signame)) < 0 || sig > shp->sigmax)  in b_kill()
226 	if(job_walk(sfstdout,job_kill,sig,argv))  in b_kill()
238 	register int	n,o,sig=0;  in sig_number()  local
261 			sig = 1;  in sig_number()
272 		if(sig==1 && (n>=(SH_TRAP-1) && n < (1<<SH_SIGBITS)))  in sig_number()
292 				if((sig=(int)strtol(name+4,&name,10)) >= 0 && !*name)  in sig_number()
293 					n = sh.sigruntime[SH_SIGRTMIN] + sig;  in sig_number()
297 				if((sig=(int)strtol(name+4,&name,10)) >= 0 && !*name)  in sig_number()
298 					n = sh.sigruntime[SH_SIGRTMAX] - sig;  in sig_number()
300 			else if((sig=(int)strtol(name,&name,10)) > 0 && !*name)  in sig_number()
301 				n = sh.sigruntime[SH_SIGRTMIN] + sig - 1;  in sig_number()
313 static char* sig_name(int sig, char* buf, int pfx)  in sig_name()  argument
318 	if(sig>sh.sigruntime[SH_SIGRTMIN] && sig<sh.sigruntime[SH_SIGRTMAX])  in sig_name()
323 		if(sig>sh.sigruntime[SH_SIGRTMIN]+(sh.sigruntime[SH_SIGRTMAX]-sh.sigruntime[SH_SIGRTMIN])/2)  in sig_name()
328 			sig = sh.sigruntime[SH_SIGRTMAX]-sig;  in sig_name()
335 			sig = sig-sh.sigruntime[SH_SIGRTMIN];  in sig_name()
344 	i += sfsprintf(buf+i, 8, "%d", sig);  in sig_name()
357 	register int sig;  in sig_list()  local
366 		for(sig=shp->sigmax; sig>=0; sig--)  in sig_list()
367 			names[sig] = 0;  in sig_list()
368 		for(sig=SH_DEBUGTRAP; sig>=0; sig--)  in sig_list()
369 			traps[sig] = 0;  in sig_list()
373 		sig = tp->sh_number&((1<<SH_SIGBITS)-1);  in sig_list()
374 		if (((tp->sh_number>>SH_SIGBITS) & SH_SIGRUNTIME) && (sig = sh.sigruntime[sig-1]+1) == 1)  in sig_list()
376 		if(sig==flag)  in sig_list()
381 		else if(sig&SH_TRAP)  in sig_list()
382 			traps[sig&~SH_TRAP] = (char*)tp->sh_name;  in sig_list()
383 		else if(sig-- && sig < elementsof(names))  in sig_list()
384 			names[sig] = (char*)tp->sh_name;  in sig_list()
392 		sig = shp->st.trapmax;  in sig_list()
395 		while(--sig >= 0)  in sig_list()
397 			if(!(trap=trapcom[sig]))  in sig_list()
399 			if(sig > shp->sigmax || !(sname=(char*)names[sig]))  in sig_list()
400 				sname = sig_name(sig,name,1);  in sig_list()
403 		for(sig=SH_DEBUGTRAP; sig>=0; sig--)  in sig_list()
405 			if(!(trap=shp->st.trap[sig]))  in sig_list()
407 			sfprintf(sfstdout,trapfmt,sh_fmtq(trap),traps[sig]);  in sig_list()
413 		for(sig=1; sig <= shp->sigmax; sig++)  in sig_list()
415 			if(!(sname=(char*)names[sig]))  in sig_list()
416 				sname = sig_name(sig,name,1);  in sig_list()