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gfs_rename

NAME

gfs_rename - change the name or location of a file

SYNOPSIS

#include <gfarm/gfarm.h>

char *gfs_rename (char * gfarm_url_from, char * gfarm_url_to);

DESCRIPTION

gfs_rename renames a file or directory gfarm_url_from to gfarm_url_to.

If gfarm_url_to already exists, it will be replaced. In this case, when gfarm_url_from is a file gfarm_url_to also must be a file, when gfarm_url_from is a directory, gfarm_url_to must be a empty directory.

Gfs_rename() can't rename a directory to a subdirectory of itself.

RETURN VALUES

NULL

The function terminated successfully.

GFARM_ERR_NO_MEMORY

Insufficient memory was available.

GFARM_ERR_AUTHENTICATION

User authentication failed when connecting to gfmd(8).

GFARM_ERR_PERMISSION_DENIED

The parent directory of gfarm_url_from or gfarm_url_to did not allow write permission.

GFARM_ERR_INVALID_ARGUMENT

A attempt was made to rename the directory gfarm_url_from to a subdirectory of itself.

GFARM_ERR_NO_SUCH_OBJECT

gfarm_url_from does not exist.

GFARM_ERR_IS_A_DIRECTORY

gfarm_url_to is a existing directory, though gfarm_url_from is not a directory.

GFARM_NOT_IS_A_DIRECTORY

gfarm_url_to is not a directory. though gfarm_url_from is a directory.

Others

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