34 lines
945 B
FortranFixed
34 lines
945 B
FortranFixed
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SUBROUTINE DM_GETF ( iflno, iret )
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C************************************************************************
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C* DM_GETF *
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C* *
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C* This subroutine gets the next file number to use. *
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C* *
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C* DM_GETF ( IFLNO, IRET ) *
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C* *
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C* Output parameters: *
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C* IFLNO INTEGER File number *
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C* IRET INTEGER Return code *
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C* 0 = normal return *
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C* -3 = too many files open *
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C** *
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C* Log: *
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C* M. desJardins/GSFC 6/86 *
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C* T. Piper/GSC 11/98 Updated prolog *
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C************************************************************************
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INCLUDE 'GEMPRM.PRM'
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INCLUDE 'GMBDTA.CMN'
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INCLUDE 'dmcmn.cmn'
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C-----------------------------------------------------------------------
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C* Initialize and find first available file number.
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C
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iflno = 0
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iret = 0
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DO i = MMFILE, 1, -1
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IF ( lundm (i) .lt. 0 ) iflno = i
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END DO
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IF ( iflno .eq. 0 ) iret = -3
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C*
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RETURN
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END
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