4 Dec 2003
gfs_utimes 3 Gfarm
gfs_utimes set file access and modification times

    #include <gfarm/gfarm.h>

`char *gfs_utimes` const char * gfarm_url const struct gfarm_timespec * tsp

## DESCRIPTION

`gfs_utimes()` sets the access and modification times of the file pointed to by the gfarm_url argument to the value of the tsp argument. The tsp argument is an array of gfarm_timespec structures. The first array member represents the access time, and the second member represents the modification time. The gfarm_timespec structure is:

    	struct gfarm_timespec {
    		unsigned int tv_sec;	/* seconds */
    		unsigned int tv_nsec;	/* nanoseconds */
    	};

If the tsp argument is a null pointer, the access and modification times of the file are set to the current time.

## RETURN VALUES

`NULL`

  The function terminated successfully.

`GFARM_ERR_GFARM_URL_PREFIX_IS_MISSING`

  gfarm_url does not start with the gfarm: prefix.

`GFARM_ERR_NO_MEMORY`

  Insufficient memory was available.

`GFARM_ERR_AUTHENTICATION`

  User authentication failed when connecting to gfmd(8).

`GFARM_ERR_PERMISSION_DENIED`

  gfarm_url points outside your accessible address space.

`GFARM_ERR_NO_SUCH_OBJECT`

  gfarm_url does not exist.

Others

  An error except the above occurred. The reason is shown by its pointed strings.

## SEE ALSO

gfs_stat 3