int dpm_ping (char *server, char *info)
DESCRIPTIONdpm_ping checks if the Disk Pool Manager is alive and returns its version number.
- specifies the Disk Pool Manager hostname. If NULL, the DPM_HOST environment variable is used.
- points at a buffer to receive the information (currently the version number). The buffer must be at least 256 characters long.
RETURN VALUEThis routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.
- info is a NULL pointer.
- Host unknown.
- Service unknown.
- Communication error.
Disk Pool Manager is not running or is being shutdown.