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C*GRGCOM -- read with prompt from user's terminal (VMS)
C+
INTEGER FUNCTION GRGCOM(STRING, PROMPT, L)
CHARACTER*(*) STRING, PROMPT
INTEGER L
C
C Issue prompt and read a line from the user's terminal; in VMS,
C this is equivalent to LIB$GET_COMMAND.
C
C Arguments:
C STRING : (output) receives the string read from the terminal.
C PROMPT : (input) prompt string.
C L : (output) length of STRING.
C
C Returns:
C GRGCOM : 1 if successful, 0 if an error occurs (e.g., end of file).
C--
C 9-Feb-1988
C 12-May-1998: workaround for VMS bug, provided by Magnus Zolliker; the
C extra CR//LF is sometimes required if the terminal is used as
C a graphics device of type /TEK or similar.
C-----------------------------------------------------------------------
INTEGER CR, LF
PARAMETER (CR=13, LF=10)
INTEGER LIB$GET_COMMAND
C
GRGCOM = LIB$GET_COMMAND(STRING, CHAR(CR)//CHAR(LF)//PROMPT, L)
IF (GRGCOM.NE.1) GRGCOM = 0
END
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