SUBROUTINE ADI2_FTRACE( NARG, ARGS, OARG, STATUS ) *+ * Name: * ADI2_FTRACE * Purpose: * Return file trace information about an FITSfile based object * Language: * Starlink Fortran * Invocation: * CALL ADI2_FTRACE( NARG, ARGS, OARG, STATUS ) * Description: * {routine_description} * Arguments: * NARG = INTEGER (given) * Number of method arguments * ARGS(*) = INTEGER (given) * ADI identifier of method arguments * OARG = INTEGER (returned) * Output data * STATUS = INTEGER (given and returned) * The global status. * Examples: * {routine_example_text} * {routine_example_description} * Pitfalls: * {pitfall_description}... * Notes: * {routine_notes}... * Prior Requirements: * {routine_prior_requirements}... * Side Effects: * {routine_side_effects}... * Algorithm: * {algorithm_description}... * Accuracy: * {routine_accuracy} * Timing: * {routine_timing} * External Routines Used: * {name_of_facility_or_package}: * {routine_used}... * Implementation Deficiencies: * {routine_deficiencies}... * References: * ADI Subroutine Guide : http://www.sr.bham.ac.uk/asterix-docs/Programmer/Guides/adi.html * Keywords: * package:adi, usage:private * Copyright: * Copyright (C) University of Birmingham, 1995 * Authors: * DJA: David J. Allan (Jet-X, University of Birmingham) * {enter_new_authors_here} * History: * 20 Mar 1995 (DJA): * Original version. * {enter_changes_here} * Bugs: * {note_any_bugs_here} *- * Type Definitions: IMPLICIT NONE ! No implicit typing * Global Constants: INCLUDE 'SAE_PAR' ! Standard SAE constants * Arguments Given: INTEGER NARG, ARGS(*) * Arguments Returned: INTEGER OARG * Status: INTEGER STATUS ! Global status * External References: EXTERNAL CHR_LEN INTEGER CHR_LEN * Local Variables: CHARACTER*200 FILE ! HDS trace info INTEGER FSTAT ! I/o status code INTEGER FPID ! Fpath value id INTEGER LUN ! Logical unit number INTEGER NLEV ! # levels INTEGER PID ! Copy of Fpath LOGICAL THERE ! Object exists? *. * Check inherited global status. IF ( STATUS .NE. SAI__OK ) RETURN * Extract LOGICAL UNIT CALL ADI2_GETLUN( ARGS(1), LUN, STATUS ) * Filename from logical unit INQUIRE( UNIT=LUN, NAME=FILE, IOSTAT=FSTAT ) * Report error if that failed IF ( FSTAT .NE. 0 ) THEN STATUS = SAI__ERROR CALL ERR_REP( ' ', 'Unable to get file name for FITSfile'/ : /' object', STATUS ) ELSE * Create structure and store filename CALL ADI_NEW0( 'STRUC', OARG, STATUS ) CALL ADI_CPUT0C( OARG, 'File', FILE(:CHR_LEN(FILE)), STATUS ) * The path stored in the Fpath member CALL ADI_THERE( ARGS(1), 'Fpath', THERE, STATUS ) IF ( THERE ) THEN CALL ADI_FIND( ARGS(1), 'Fpath', FPID, STATUS ) CALL ADI_COPY( FPID, PID, STATUS ) CALL ADI_CPUTID( OARG, 'Path', PID, STATUS ) CALL ADI_ERASE( FPID, STATUS ) NLEV = 1 ELSE CALL ADI_CPUT0C( OARG, 'Path', ' ', STATUS ) NLEV = 1 END IF CALL ADI_CPUT0I( OARG, 'Nlev', NLEV, STATUS ) END IF * Report any errors IF ( STATUS .NE. SAI__OK ) CALL AST_REXIT( 'ADI2_FTRACE', STATUS ) END