7f90924706
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91 lines
2.5 KiB
Fortran
91 lines
2.5 KiB
Fortran
SUBROUTINE DM_PSRC (iflno, nkeys, keynam, iloval, ihival, iret)
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C************************************************************************
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C* DM_PSRC *
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C* *
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C* This subroutine defines criteria for the primary search. If *
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C* the result of this primary search is false for any location, no *
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C* conditional search will be made. *
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C* *
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C* DM_PSRC ( IFLNO, NKEYS, KEYNAM, ILOVAL, IHIVAL, IRET ) *
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C* *
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C* Input parameters: *
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C* IFLNO INTEGER File number *
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C* NKEYS INTEGER Number of keys used in search *
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C* KEYNAM (NKEYS) CHAR*4 Key names *
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C* ILOVAL (NKEYS) INTEGER Low values *
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C* IHIVAL (NKEYS) INTEGER High values *
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C* *
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C* Output parameters: *
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C* IRET INTEGER Return code *
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C* 0 = normal return *
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C* -4 = file not open *
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C* -14 = invalid key name *
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C** *
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C* Log: *
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C* M. desJardins/GSFC 4/87 *
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C************************************************************************
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INCLUDE 'GEMPRM.PRM'
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INCLUDE 'dmcmn.cmn'
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INCLUDE 'dbcmn.cmn'
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C
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CHARACTER*(*) keynam (*)
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INTEGER iloval (*), ihival (*)
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CHARACTER type*4
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C------------------------------------------------------------------------
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C* Check that file is open.
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C
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CALL DM_CHKF ( iflno, iret )
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IF ( iret .ne. 0 ) RETURN
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IF ( dbread ) THEN
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iret = 0
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RETURN
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END IF
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C
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C* Check that at least one key is to be used in search.
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C
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IF ( ( nkeys .lt. 1 ) .or. ( nkeys .gt. MMKEY ) ) THEN
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iret = -14
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RETURN
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END IF
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C
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C* Reset search pointers.
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C
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srcflg (iflno) = .false.
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ksrow (iflno) = 0
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kscol (iflno) = 0
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C
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C* Set number of row, column searches.
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C
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ksnrow ( 0, iflno ) = 0
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ksncol ( 0, iflno ) = 0
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C
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C* For each key name, determine type and save in common.
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C
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DO i = 1, nkeys
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CALL DM_FKEY ( iflno, keynam (i), type, loc, ier )
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IF ( ier .ne. 0 ) THEN
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iret = ier
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ELSE IF ( type .eq. 'ROW' ) THEN
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ksnrow ( 0, iflno ) = ksnrow ( 0, iflno ) + 1
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kslrow ( ksnrow (0,iflno), 0, iflno ) = loc
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ksrlov ( ksnrow (0,iflno), 0, iflno ) = iloval (i)
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ksrhiv ( ksnrow (0,iflno), 0, iflno ) = ihival (i)
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ELSE IF ( type .eq. 'COL' ) THEN
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ksncol ( 0, iflno ) = ksncol ( 0, iflno ) + 1
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kslcol ( ksncol (0,iflno), 0, iflno ) = loc
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ksclov ( ksncol (0,iflno), 0, iflno ) = iloval (i)
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kschiv ( ksncol (0,iflno), 0, iflno ) = ihival (i)
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END IF
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END DO
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C
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C* If all keys were found, set search flag.
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C
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IF ( iret .eq. 0 ) THEN
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srcflg (iflno) = .true.
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ELSE
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ksnrow ( 0, iflno ) = 0
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ksncol ( 0, iflno ) = 0
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END IF
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C*
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RETURN
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END
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