13e12c5d1SDavid du Colombier #include "rc.h" 23e12c5d1SDavid du Colombier #include "exec.h" 33e12c5d1SDavid du Colombier #include "fns.h" 43e12c5d1SDavid du Colombier #include "io.h" 5*d3907fe5SDavid du Colombier extern char *Signame[]; 6dc5a79c1SDavid du Colombier 7dc5a79c1SDavid du Colombier void dotrap(void)8dc5a79c1SDavid du Colombierdotrap(void) 9dc5a79c1SDavid du Colombier { 10dc5a79c1SDavid du Colombier int i; 11dc5a79c1SDavid du Colombier struct var *trapreq; 12dc5a79c1SDavid du Colombier struct word *starval; 133e12c5d1SDavid du Colombier starval = vlook("*")->val; 143e12c5d1SDavid du Colombier while(ntrap) for(i = 0;i!=NSIG;i++) while(trap[i]){ 153e12c5d1SDavid du Colombier --trap[i]; 163e12c5d1SDavid du Colombier --ntrap; 173e12c5d1SDavid du Colombier if(getpid()!=mypid) Exit(getstatus()); 183e12c5d1SDavid du Colombier trapreq = vlook(Signame[i]); 193e12c5d1SDavid du Colombier if(trapreq->fn){ 203e12c5d1SDavid du Colombier start(trapreq->fn, trapreq->pc, (struct var *)0); 213e12c5d1SDavid du Colombier runq->local = newvar(strdup("*"), runq->local); 223e12c5d1SDavid du Colombier runq->local->val = copywords(starval, (struct word *)0); 233e12c5d1SDavid du Colombier runq->local->changed = 1; 243e12c5d1SDavid du Colombier runq->redir = runq->startredir = 0; 253e12c5d1SDavid du Colombier } 263e12c5d1SDavid du Colombier else if(i==SIGINT || i==SIGQUIT){ 273e12c5d1SDavid du Colombier /* 283e12c5d1SDavid du Colombier * run the stack down until we uncover the 293e12c5d1SDavid du Colombier * command reading loop. Xreturn will exit 303e12c5d1SDavid du Colombier * if there is none (i.e. if this is not 313e12c5d1SDavid du Colombier * an interactive rc.) 323e12c5d1SDavid du Colombier */ 333e12c5d1SDavid du Colombier while(!runq->iflag) Xreturn(); 343e12c5d1SDavid du Colombier } 353e12c5d1SDavid du Colombier else Exit(getstatus()); 363e12c5d1SDavid du Colombier } 373e12c5d1SDavid du Colombier } 38