Subversion Repositories planix.SVN

#include <u.h>

#include <libc.h>

void

main(int argc, char *argv[])

{

	char *name, buf[4*1024];

	int fd, n, i, errs;

	name = 0;

	ARGBEGIN{

	case 'n':

		name = ARGF();

		break;

	default:

		fprint(2, "usage: kfscmd [-n server] commands\n");

		exits("usage");

	}ARGEND

	if(name)

		snprint(buf, sizeof buf, "/srv/kfs.%s.cmd", name);

	else

		strcpy(buf, "/srv/kfs.cmd");

	fd = open(buf, ORDWR);

	if(fd < 0){

		fprint(2, "kfscmd: can't open commands file\n");

		exits("commands file");

	}

	errs = 0;

	for(i = 0; i < argc; i++){

		if(write(fd, argv[i], strlen(argv[i])) != strlen(argv[i])){

			fprint(2, "%s: error writing %s: %r", argv0, argv[i]);

			errs++;

			continue;

		}

		for(;;){

			n = read(fd, buf, sizeof buf - 1);

			if(n < 0){

				fprint(2, "%s: error executing %s: %r", argv0, argv[i]);

				errs++;

				break;

			}

			buf[n] = '\0';

			if(strcmp(buf, "done") == 0 || strcmp(buf, "success") == 0)

				break;

			if(strcmp(buf, "unknown command") == 0){

				errs++;

				print("kfscmd: command %s not recognized\n", argv[i]);

				break;

			}

			write(1, buf, n);

		}

	}

	exits(errs ? "errors" : 0);		

}