Subversion Repositories planix.SVN

#include "rc.h"

#include "exec.h"

#include "fns.h"

#include "io.h"

extern char *Signame[];

void

dotrap(void)

{

	int i;

	struct var *trapreq;

	struct word *starval;

	starval = vlook("*")->val;

	while(ntrap) for(i = 0;i!=NSIG;i++) while(trap[i]){

		--trap[i];

		--ntrap;

		if(getpid()!=mypid) Exit(getstatus());

		trapreq = vlook(Signame[i]);

		if(trapreq->fn){

			start(trapreq->fn, trapreq->pc, (struct var *)0);

			runq->local = newvar(strdup("*"), runq->local);

			runq->local->val = copywords(starval, (struct word *)0);

			runq->local->changed = 1;

			runq->redir = runq->startredir = 0;

		}

		else if(i==SIGINT || i==SIGQUIT){

			/*

			 * run the stack down until we uncover the

			 * command reading loop.  Xreturn will exit

			 * if there is none (i.e. if this is not

			 * an interactive rc.)

			 */

			while(!runq->iflag) Xreturn();

		}

		else Exit(getstatus());

	}

}