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The following listing is a FORTRAN program that inserts the value 42 into message number 8 in message set 201 in the message catalog SYSCAT.PUB.SYS. The message is output to $STDLIST. The accessed portion of the message catalog is:
$SET 201
.
.
.
008 The value passed for parameter #! is invalid.
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$control standard_level system
*
program NM_MSGCAT
*
system intrinsic QUIT
*
integer*2 SETNUM
2 ,MSGNUM
3 ,MSGDEST
4 ,MSGLENGTH
*
integer CATINDEX
2 ,CATSTATUS(2)
*
logical STATUS_RETURN
*
character DESIGNATOR*20
2 ,PARM1*3
*
DESIGNATOR = 'SYSCAT.PUB.SYS'
call OPEN_SYSCAT (DESIGNATOR
2 ,CATINDEX
3 ,STATUS_RETURN)
if (STATUS_RETURN) go to 10
print *,'OPEN_SYSCAT Failed. Terminating.'
call QUIT (1)
*
10 SETNUM = 221
MSGNUM = 8
PARM1(1:2) = '42'
write (PARM1(3:3),15) 0b
15 format (r1)
MSGDEST = 0
*
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call READ_SYSCAT (CATINDEX
2 ,SETNUM
3 ,MSGNUM
4 ,PARM1
5 ,MSGDEST
6 ,STATUS_RETURN)
*
if (STATUS_RETURN) go to 20
print *,'READ_SYSCAT Failed. Terminating.'
call QUIT (2)
*
20 call CLOSE_SYSCAT (CATINDEX
2 ,STATUS_RETURN)
if (STATUS_RETURN) go to 30
print *,'CLOSE_SYSCAT Failed. Terminating'
call QUIT (3)
*
30 stop
end
*
*******************************************************
*
subroutine OPEN_SYSCAT (DESIGNATOR
2 ,CATINDEX
3 ,STATUS_RETURN)
*
system intrinsic CATOPEN
*
integer CATINDEX
2 ,CATSTATUS(2)
*
logical STATUS_RETURN
*
character DESIGNATOR*20
*
STATUS_RETURN = .true.
CATINDEX = CATOPEN (DESIGNATOR, CATSTATUS)
if (CATSTATUS(1) .ne. 0) STATUS_RETURN = .false.
*
return
end
*
*******************************************************
*
subroutine READ_SYSCAT (CATINDEX
2 ,SETNUM
3 ,MSGNUM
4 ,PARM1
5 ,MSGDEST
6 ,STATUS_RETURN)
*
system intrinsic CATREAD
*
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integer*2 SETNUM
2 ,MSGNUM
3 ,MSGDEST
4 ,MSGLENGTH
5 ,CATSTATUS(2)
*
integer*4 CATINDEX
2 ,DUMY
*
logical STATUS_RETURN
*
character PARM1*3
*
STATUS_RETURN = .true.
MSGLENGTH = CATREAD (CATINDEX
2 ,SETNUM
3 ,MSGNUM
4 ,CATSTATUS
5 ,,,PARM1
6 ,,,,,MSGDEST)
if (CATSTATUS(1) .ne. 0) STATUS_RETURN = .false.
return
end
*
*******************************************************
*
subroutine CLOSE_SYSCAT (CATINDEX
2 ,STATUS_RETURN)
*
system intrinsic CATCLOSE
*
integer*2 CATSTATUS(2)
*
integer*4 CATINDEX
*
logical STATUS_RETURN
*
STATUS_RETURN = .true.
call CATCLOSE (CATINDEX
2 ,CATSTATUS)
if (CATSTATUS(1) .ne. 0) STATUS_RETURN = .false.
return
end
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When this program is executed, the output is:
The value passed for parameter #42 is invalid
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