SUBROUTINE EDI_DEFLD( ID, PAR, QUANTS, HOW, STATUS ) *+ * Name: * EDI_DEFLD * Purpose: * Provides defaults to a parameter by locating lists of a certain type * Language: * Starlink Fortran * Invocation: * CALL EDI_DEFLD( ID, PAR, QUANTS, HOW, STATUS ) * Description: * {routine_description} * Arguments: * ID = INTEGER (given) * ADI identifier of EventDS or derived object * PAR = CHARACTER*(*) (given) * Name of environment variable whose default is to be set * QUANTS = CHARACTER*(*) (given) * Names of quantities for which defaults are to be set * HOW = CHARACTER*(*) (given) * How default is to be set. Can take values NAME or NUMBER. Case is * not significant * 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: * EDI Subroutine Guide : http://www.sr.bham.ac.uk/asterix-docs/Programmer/Guides/edi.html * Keywords: * package:edi, usage:public * Copyright: * Copyright (C) University of Birmingham, 1995 * Authors: * DJA: David J. Allan (Jet-X, University of Birmingham) * {enter_new_authors_here} * History: * 21 Aug 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 ID CHARACTER*(*) PAR,QUANTS,HOW * Status: INTEGER STATUS ! Global status * External References: EXTERNAL CHR_LEN INTEGER CHR_LEN EXTERNAL CHR_SIMLR LOGICAL CHR_SIMLR * Local Constants: INTEGER MXDEF ! Max # quantities PARAMETER ( MXDEF = 5 ) * Local Variables: CHARACTER*80 LNAMS ! Default names CHARACTER*20 NAME ! List name INTEGER IQ ! Loop over QUANTS INTEGER LNLEN ! LNAMS used length INTEGER LNUMS(MXDEF) ! List numbers INTEGER NDEF ! Number of defaults INTEGER NUM ! List number LOGICAL BYNAME ! Default by name? *. * Check inherited global status. IF ( STATUS .NE. SAI__OK ) RETURN * Do it by name? BYNAME = CHR_SIMLR( HOW, 'NAME' ) * For each element of QUANTS LNLEN = 0 DO IQ = 1, CHR_LEN(QUANTS) * Locate the list CALL EDI_QFND( ID, QUANTS(IQ:IQ), NAME, NUM, STATUS ) * List found? IF ( NUM .GT. 0 ) THEN NDEF = NDEF + 1 * Default by name? IF ( BYNAME ) THEN IF ( NDEF .EQ. 1 ) THEN LNAMS = NAME ELSE LNAMS = LNAMS(:LNLEN) // NAME END IF LNLEN = LNLEN + CHR_LEN(NAME) * By number ELSE LNUMS(NDEF) = NUM END IF * Failure to find list aborts defaulting process ELSE GOTO 99 END IF END DO * Set the default IF ( BYNAME ) THEN CALL USI_DEF0C( PAR, LNAMS(:LNLEN), STATUS ) ELSE CALL USI_DEF1I( PAR, NDEF, LNUMS, STATUS ) END IF * Report any errors 99 IF ( STATUS .NE. SAI__OK ) CALL AST_REXIT( 'EDI_DEFLD', STATUS ) END