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tools/tellvms/tell.for
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PROGRAM TELL
IMPLICIT NONE
C
C AUTHOR: Ken Johnson
C
C Monsanto Agricultural Products Co.
C 800 N. Lindbergh V2B
C St. Louis, MO 63167
C
C MODIFICATION HISTORY:
C
C VERSION WHO WHEN DESCRIPTION
C -------+-------+---------------+-------------------------
C V01.00 KLJ 18-Dec-83 INITIAL VERSION.
C V01.01 KLJ 20-Jan-84 Fix handling of buffer length
C V01.02 KLJ 27-Jan-84 Remove leading "1X" from FORMAT
C
C PAGE 2 - TELL - DOCUMENTATION
C
C+
C
C NAME: TELL
C
C FUNCTION: Work with TELL server to execute a command on a remote node
C
C DISCUSSION:
C
C This program gets a command line and sends it to the
C TELL server on another node; then the resulting output from
C the remote command execution is displayed on the terminal.
C
C CALLING SEQUENCE:
C
C CALL TELL (<arglist>,ERROR)
C
C ARGUMENTS:
C
C <arg - datatype usage; description>
C ERROR - INTEGER*4 OUTPUT; ERROR STATUS.
C
C ERROR VALUES:
C
C 1 - SUCCESSFUL COMPLETION.
C <value - description>
C
C NOTES:
C
C <notes>
C
C-
C
C
C PAGE 3 - TELL - DECLARATIONS
C
C INCLUDED FILES:
C CALLING PARAMETERS:
C <datatype argument ! description>
INTEGER*4 ERROR ! OUTPUT; ERROR STATUS.
C LOCAL PARAMETER STATEMENTS:
C NONE.
C LOCAL VARIABLE AND ARRAY DEFINITIONS:
INTEGER*4 LIB$GET_FOREIGN
EXTERNAL LIB$GET_FOREIGN
INTEGER*4 I
CHARACTER*136 COMMAND
CHARACTER*136 MESSAGE
INTEGER*4 LENGTH
INTEGER*4 ISTATUS
CHARACTER*40 NETFILE
CHARACTER*30 NODNAME
C LOCAL EQUIVALENCES:
C LOCAL VARIABLE AND ARRAY INITIALIZATION:
C NONE.
C
C PAGE 4 - TELL - ENTRY POINT
C
C
C Get the command line
C
COMMAND=' '
ISTATUS=LIB$GET_FOREIGN(COMMAND,,LENGTH)
C WRITE (*,1900)COMMAND
C
C Parse out node name
C
IF (INDEX(COMMAND,':') .EQ. 0) GOTO 850
I=INDEX(COMMAND,':')
IF (COMMAND(I+1:I+1) .NE. ':') GOTO 850
NODNAME = COMMAND(1:I+1)
C
C Set up the file spec to connect to object 198
C
NETFILE=NODNAME
NETFILE(I+2:I+7)='"198="'
OPEN (ACCESS='SEQUENTIAL',
1 FILE=NETFILE,
4 STATUS='UNKNOWN',
5 UNIT=2)
C
C Parse out extra spaces and
C Send the command to the TELL server
C
I=I+2
50 CONTINUE
IF (COMMAND(I:I) .NE. ' ')GOTO 100
I=I+1
GOTO 50
100 CONTINUE
WRITE (2,1900)COMMAND(I:LENGTH)
C
C Display the result of the command
C
200 CONTINUE
MESSAGE(1:20) =' '
MESSAGE(21:40) =' '
MESSAGE(41:60) =' '
MESSAGE(61:80) =' '
MESSAGE(81:100) =' '
MESSAGE(101:120)=' '
MESSAGE(121:136)=' '
READ (2,1100,END=700,ERR=900)LENGTH,MESSAGE
WRITE (*,1000)(MESSAGE(I:I),I=1,LENGTH)
GOTO 200
700 CONTINUE
WRITE (*,1000)(MESSAGE(I:I),I=1,LENGTH)
GOTO 999
800 CONTINUE ! Connect failed
WRITE (*,1200)
GOTO 999
850 CONTINUE ! No nodename specified
WRITE (*,1300)
GOTO 999
900 CONTINUE ! Network I/O failed
WRITE (*,1500)
GOTO 999
999 CONTINUE ! exit
CLOSE (UNIT=2)
CALL EXIT(1)
C FORMAT STATEMENTS.
1000 FORMAT (1X,136A)
1100 FORMAT (Q,A136)
1200 FORMAT (1X,'Error in connecting to TELL server')
1300 FORMAT (1x,'No nodename (string::) found')
1500 FORMAT (1X,'Network I/O failed')
1900 FORMAT (136A)
END