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C*GRUSER -- get user name (VMS)
C+
SUBROUTINE GRUSER(STRING, L)
CHARACTER*(*) STRING
INTEGER L
C
C Return the name of the user running the program.
C
C Arguments:
C STRING : receives user name, truncated or extended with
C blanks as necessary.
C L : receives the number of characters in STRING, excluding
C trailing blanks.
C--
C 19-Jan-1988
C-----------------------------------------------------------------------
INTEGER LIB$GETJPI
INTEGER I, IER, LENGTH
EXTERNAL JPI$_USERNAME
C
STRING = ' '
IER = LIB$GETJPI(%LOC(JPI$_USERNAME),,,,STRING,LENGTH)
L = MIN(LENGTH, LEN(STRING))
IF (L.LT.1 .OR. STRING.EQ.' ') THEN
L = 0
STRING = ' '
ELSE
DO 10 I=L,1,-1
L = I
IF (STRING(I:I).NE.' ') GOTO 20
10 CONTINUE
L = 0
20 CONTINUE
END IF
END
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