GFS_REALPATH(3)
NAME
gfs_realpath - resolve pathname in Gfarm filesystem
SYNOPSIS
#include <gfarm/gfarm.h> char *gfs_realpath (const char * gfarm_url, char ** resolved_pathp);
DESCRIPTION
gfs_realpath expands a home directory '~' and resolves references to '.', '..' and extra '/' characters in the null terminated string pointed to by gfarm_url and stores the canonicalized absolute pathname to dynamically allocated memory space whose pointer is returned to resolved_pathp. It will be necessary to free the dynamically allocated memory space pointed to by resolved_pathp.
RETURN VALUES
NULL The function terminated successfully.
- GFARM_ERR_NO_MEMORY
- Insufficient memory was available.
- GFARM_ERR_NOT_A_DIRECTORY
- A component of the path prefix is not a directory.
- GFARM_ERR_INVALID_ARGUMENT
- gfarm_url is NULL.
- 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.