CAT_EXIST - Attempt to open a catalogue, the name being taken from the ADAM parameter system

Description:

Attempt to open a catalogue, the name being taken from the ADAM parameter system. If the attempt fails then instead of re-prompting the routine returns with an error status. This routine can be used to check the existence of a catalogue.

Invocation:

CALL CAT_EXIST (PCNAME, MODE; CI; STATUS)

Arguments:

PCNAME = CHARACTER$*$($*$) (Given)

Name of the ADAM parameter from which the catalogue name will be obtained.

MODE = CHARACTER$*$($*$) (Given)

Mode in which the catalogue will be accessed. One of: WRITE - an new catalogue is to be written.

CI = INTEGER (Returned)

Catalogue identifier. If the specified catalogue is not opened successfully, the null identifier is returned.

STATUS = INTEGER (Given and Returned)

The global status.

Copyright

Copyright (C) 1999 Central Laboratory of the Research Councils

Bugs:

None known