Beispiel #1
0
int
main(int argc, char *argv[])
{
	struct timespec	 ts[2];
	int		 aflag, cflag, mflag, ch, fd, len, rval, timeset;
	char		*p;

	(void)setlocale(LC_ALL, "");

	if (pledge("stdio rpath wpath cpath fattr", NULL) == -1)
		err(1, "pledge");

	aflag = cflag = mflag = timeset = 0;
	while ((ch = getopt(argc, argv, "acd:fmr:t:")) != -1)
		switch (ch) {
		case 'a':
			aflag = 1;
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			timeset = 1;
			stime_argd(optarg, ts);
			break;
		case 'f':
			break;
		case 'm':
			mflag = 1;
			break;
		case 'r':
			timeset = 1;
			stime_file(optarg, ts);
			break;
		case 't':
			timeset = 1;
			stime_arg1(optarg, ts);
			break;
		default:
			usage();
		}
	argc -= optind;
	argv += optind;

	/* Default is both -a and -m. */
	if (aflag == 0 && mflag == 0)
		aflag = mflag = 1;

	/*
	 * If no -r or -t flag, at least two operands, the first of which
	 * is an 8 or 10 digit number, use the obsolete time specification.
	 */
	if (!timeset && argc > 1) {
		(void)strtol(argv[0], &p, 10);
		len = p - argv[0];
		if (*p == '\0' && (len == 8 || len == 10)) {
			timeset = 1;
			stime_arg2(*argv++, len == 10, ts);
		}
	}

	/* Otherwise use the current time of day. */
	if (!timeset)
		ts[0].tv_nsec = ts[1].tv_nsec = UTIME_NOW;

	if (!aflag)
		ts[0].tv_nsec = UTIME_OMIT;
	if (!mflag)
		ts[1].tv_nsec = UTIME_OMIT;

	if (*argv == NULL)
		usage();

	for (rval = 0; *argv; ++argv) {
		/* Update the file's timestamp if it exists. */
		if (! utimensat(AT_FDCWD, *argv, ts, 0))
			continue;
		if (errno != ENOENT) {
			rval = 1;
			warn("%s", *argv);
			continue;
		}

		/* Didn't exist; should we create it? */
		if (cflag)
			continue;

		/* Create the file. */
		fd = open(*argv, O_WRONLY | O_CREAT, DEFFILEMODE);
		if (fd == -1 || futimens(fd, ts) || close(fd)) {
			rval = 1;
			warn("%s", *argv);
		}
	}
	exit(rval);
}
Beispiel #2
0
int
main(int argc, char *argv[])
{
	struct stat sb;
	struct timespec ts[2];
	int atflag;
	int Aflag, aflag, cflag, mflag, ch, fd, len, rval, timeset;
	char *p;
	char *myname;

	myname = basename(argv[0]);
	Aflag = aflag = cflag = mflag = timeset = 0;
	atflag = 0;
	ts[0].tv_sec = ts[1].tv_sec = 0;
	ts[0].tv_nsec = ts[1].tv_nsec = UTIME_NOW;

	while ((ch = getopt(argc, argv, "A:acd:fhmr:t:")) != -1)
		switch(ch) {
		case 'A':
			Aflag = timeoffset(optarg);
			break;
		case 'a':
			aflag = 1;
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			timeset = 1;
			stime_darg(optarg, ts);
			break;
		case 'f':
			/* No-op for compatibility. */
			break;
		case 'h':
			cflag = 1;
			atflag = AT_SYMLINK_NOFOLLOW;
			break;
		case 'm':
			mflag = 1;
			break;
		case 'r':
			timeset = 1;
			stime_file(optarg, ts);
			break;
		case 't':
			timeset = 1;
			stime_arg1(optarg, ts);
			break;
		default:
			usage(myname);
		}
	argc -= optind;
	argv += optind;

	if (aflag == 0 && mflag == 0)
		aflag = mflag = 1;

	if (timeset) {
		if (Aflag) {
			/*
			 * We're setting the time to an offset from a specified
			 * time.  God knows why, but it means that we can set
			 * that time once and for all here.
			 */
			if (aflag)
				ts[0].tv_sec += Aflag;
			if (mflag)
				ts[1].tv_sec += Aflag;
			Aflag = 0;		/* done our job */
		}
	} else {
		/*
		 * If no -r or -t flag, at least two operands, the first of
		 * which is an 8 or 10 digit number, use the obsolete time
		 * specification, otherwise use the current time.
		 */
		if (argc > 1) {
			strtol(argv[0], &p, 10);
			len = p - argv[0];
			if (*p == '\0' && (len == 8 || len == 10)) {
				timeset = 1;
				stime_arg2(*argv++, len == 10, ts);
			}
		}
		/* Both times default to the same. */
		ts[1] = ts[0];
	}

	if (!aflag)
		ts[0].tv_nsec = UTIME_OMIT;
	if (!mflag)
		ts[1].tv_nsec = UTIME_OMIT;

	if (*argv == NULL)
		usage(myname);

	if (Aflag)
		cflag = 1;

	for (rval = 0; *argv; ++argv) {
		/* See if the file exists. */
		if (fstatat(AT_FDCWD, *argv, &sb, atflag) != 0) {
			if (errno != ENOENT) {
				rval = 1;
				warn("%s", *argv);
				continue;
			}
			if (!cflag) {
				/* Create the file. */
				fd = open(*argv,
				    O_WRONLY | O_CREAT, DEFFILEMODE);
				if (fd == -1 || fstat(fd, &sb) || close(fd)) {
					rval = 1;
					warn("%s", *argv);
					continue;
				}

				/* If using the current time, we're done. */
				if (!timeset)
					continue;
			} else
				continue;
		}

		/*
		 * We're adjusting the times based on the file times, not a
		 * specified time (that gets handled above).
		 */
		if (Aflag) {
			if (aflag) {
				ts[0] = sb.st_atim;
				ts[0].tv_sec += Aflag;
			}
			if (mflag) {
				ts[1] = sb.st_mtim;
				ts[1].tv_sec += Aflag;
			}
		}

		if (!utimensat(AT_FDCWD, *argv, ts, atflag))
			continue;

		rval = 1;
		warn("%s", *argv);
	}
	exit(rval);
}
Beispiel #3
0
int
main(int argc, char *argv[])
{
	struct stat sb;
	struct timeval tv[2];
	int aflag, cflag, hflag, mflag, ch, fd, len, rval, timeset;
	char *p;
	int (*change_file_times)(const char *, const struct timeval *);
	int (*get_file_status)(const char *, struct stat *);

	setlocale(LC_ALL, "");

	aflag = cflag = hflag = mflag = timeset = 0;
	if (gettimeofday(&tv[0], NULL))
		err(1, "gettimeofday");

	while ((ch = getopt_long(argc, argv, "acd:fhmr:t:", touch_longopts,
	    NULL)) != -1)
		switch(ch) {
		case 'a':
			aflag = 1;
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			timeset = 1;
			stime_arg0(optarg, tv);
			break;
		case 'f':
			break;
		case 'h':
			hflag = 1;
			break;
		case 'm':
			mflag = 1;
			break;
		case 'r':
			timeset = 1;
			stime_file(optarg, tv);
			break;
		case 't':
			timeset = 1;
			stime_arg1(optarg, tv);
			break;
		case '?':
		default:
			usage();
		}
	argc -= optind;
	argv += optind;

	/* Default is both -a and -m. */
	if (aflag == 0 && mflag == 0)
		aflag = mflag = 1;

	if (hflag) {
		cflag = 1;		/* Don't create new file */
		change_file_times = lutimes;
		get_file_status = lstat;
	} else {
		change_file_times = utimes;
		get_file_status = stat;
	}

	/*
	 * If no -r or -t flag, at least two operands, the first of which
	 * is an 8 or 10 digit number, use the obsolete time specification.
	 */
	if (!timeset && argc > 1) {
		(void)strtol(argv[0], &p, 10);
		len = p - argv[0];
		if (*p == '\0' && (len == 8 || len == 10)) {
			timeset = 1;
			stime_arg2(*argv++, len == 10, tv);
		}
	}

	/* Otherwise use the current time of day. */
	if (!timeset)
		tv[1] = tv[0];

	if (*argv == NULL)
		usage();

	for (rval = EXIT_SUCCESS; *argv; ++argv) {
		/* See if the file exists. */
		if ((*get_file_status)(*argv, &sb)) {
			if (!cflag) {
				/* Create the file. */
				fd = open(*argv,
				    O_WRONLY | O_CREAT, DEFFILEMODE);
				if (fd == -1 || fstat(fd, &sb) || close(fd)) {
					rval = EXIT_FAILURE;
					warn("%s", *argv);
					continue;
				}

				/* If using the current time, we're done. */
				if (!timeset)
					continue;
			} else
				continue;
		}
		if (!aflag)
			TIMESPEC_TO_TIMEVAL(&tv[0], &sb.st_atimespec);
		if (!mflag)
			TIMESPEC_TO_TIMEVAL(&tv[1], &sb.st_mtimespec);

		/* Try utimes(2). */
		if (!(*change_file_times)(*argv, tv))
			continue;

		/* If the user specified a time, nothing else we can do. */
		if (timeset) {
			rval = EXIT_FAILURE;
			warn("%s", *argv);
		}

		/*
		 * System V and POSIX 1003.1 require that a NULL argument
		 * set the access/modification times to the current time.
		 * The permission checks are different, too, in that the
		 * ability to write the file is sufficient.  Take a shot.
		 */
		 if (!(*change_file_times)(*argv, NULL))
			continue;

		rval = EXIT_FAILURE;
		warn("%s", *argv);
	}
	exit(rval);
}
Beispiel #4
0
int
main(int argc, char *argv[])
{
	struct stat sb;
	struct timeval tv[2];
	int (*stat_f)(const char *, struct stat *);
	int (*utimes_f)(const char *, const struct timeval *);
	int Aflag, aflag, cflag, mflag, ch, fd, len, rval, timeset;
	char *p;
	char *myname;

	myname = basename(argv[0]);
	Aflag = aflag = cflag = mflag = timeset = 0;
	stat_f = stat;
	utimes_f = utimes;
	if (gettimeofday(&tv[0], NULL) == -1)
		err(1, "gettimeofday");

	while ((ch = getopt(argc, argv, "A:acd:fhmr:t:")) != -1)
		switch(ch) {
		case 'A':
			Aflag = timeoffset(optarg);
			break;
		case 'a':
			aflag = 1;
			break;
		case 'c':
			cflag = 1;
			break;
		case 'd':
			timeset = 1;
			stime_darg(optarg, tv);
			break;
		case 'f':
			/* No-op for compatibility. */
			break;
		case 'h':
			cflag = 1;
			stat_f = lstat;
			utimes_f = lutimes;
			break;
		case 'm':
			mflag = 1;
			break;
		case 'r':
			timeset = 1;
			stime_file(optarg, tv);
			break;
		case 't':
			timeset = 1;
			stime_arg1(optarg, tv);
			break;
		default:
			usage(myname);
		}
	argc -= optind;
	argv += optind;

	if (aflag == 0 && mflag == 0)
		aflag = mflag = 1;

	if (timeset) {
		if (Aflag) {
			/*
			 * We're setting the time to an offset from a specified
			 * time.  God knows why, but it means that we can set
			 * that time once and for all here.
			 */
			if (aflag)
				tv[0].tv_sec += Aflag;
			if (mflag)
				tv[1].tv_sec += Aflag;
			Aflag = 0;		/* done our job */
		}
	} else {
		/*
		 * If no -r or -t flag, at least two operands, the first of
		 * which is an 8 or 10 digit number, use the obsolete time
		 * specification, otherwise use the current time.
		 */
		if (argc > 1) {
			strtol(argv[0], &p, 10);
			len = p - argv[0];
			if (*p == '\0' && (len == 8 || len == 10)) {
				timeset = 1;
				stime_arg2(*argv++, len == 10, tv);
			}
		}
		/* Both times default to the same. */
		tv[1] = tv[0];
	}

	if (*argv == NULL)
		usage(myname);

	if (Aflag)
		cflag = 1;

	for (rval = 0; *argv; ++argv) {
		/* See if the file exists. */
		if (stat_f(*argv, &sb) != 0) {
			if (errno != ENOENT) {
				rval = 1;
				warn("%s", *argv);
				continue;
			}
			if (!cflag) {
				/* Create the file. */
				fd = open(*argv,
				    O_WRONLY | O_CREAT, DEFFILEMODE);
				if (fd == -1 || fstat(fd, &sb) || close(fd)) {
					rval = 1;
					warn("%s", *argv);
					continue;
				}

				/* If using the current time, we're done. */
				if (!timeset)
					continue;
			} else
				continue;
		}

		if (!aflag)
			TIMESPEC_TO_TIMEVAL(&tv[0], &sb.st_atim);
		if (!mflag)
			TIMESPEC_TO_TIMEVAL(&tv[1], &sb.st_mtim);

		/*
		 * We're adjusting the times based on the file times, not a
		 * specified time (that gets handled above).
		 */
		if (Aflag) {
			if (aflag) {
				TIMESPEC_TO_TIMEVAL(&tv[0], &sb.st_atim);
				tv[0].tv_sec += Aflag;
			}
			if (mflag) {
				TIMESPEC_TO_TIMEVAL(&tv[1], &sb.st_mtim);
				tv[1].tv_sec += Aflag;
			}
		}

		/* Try utimes(2). */
		if (!utimes_f(*argv, tv))
			continue;

		/* If the user specified a time, nothing else we can do. */
		if (timeset || Aflag) {
			rval = 1;
			warn("%s", *argv);
			continue;
		}

		/*
		 * System V and POSIX 1003.1 require that a NULL argument
		 * set the access/modification times to the current time.
		 * The permission checks are different, too, in that the
		 * ability to write the file is sufficient.  Take a shot.
		 */
		 if (!utimes_f(*argv, NULL))
			continue;

		rval = 1;
		warn("%s", *argv);
	}
	exit(rval);
}