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xsetua.f
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1996-09-28
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C*DECK XSETUA
SUBROUTINE XSETUA (IUNITA, N)
C***BEGIN PROLOGUE XSETUA
C***PURPOSE Set logical unit numbers (up to 5) to which error
C messages are to be sent.
C***LIBRARY SLATEC (XERROR)
C***CATEGORY R3B
C***TYPE ALL (XSETUA-A)
C***KEYWORDS ERROR, XERROR
C***AUTHOR JONES, R. E., (SNLA)
C Modified by
C FRITSCH, F. N., (LLNL)
C***DESCRIPTION
C
C Abstract
C XSETUA may be called to declare a list of up to five
C logical units, each of which is to receive a copy of
C each error message processed by this package.
C The purpose of XSETUA is to allow simultaneous printing
C of each error message on, say, a main output file,
C an interactive terminal, and other files such as graphics
C communication files.
C
C Description of Parameters
C --Input--
C IUNIT - an array of up to five unit numbers.
C Normally these numbers should all be different
C (but duplicates are not prohibited.)
C N - the number of unit numbers provided in IUNIT
C must have 1 .LE. N .LE. 5.
C
C CAUTION: The use of COMMON in this version is not safe for
C multiprocessing.
C
C***REFERENCES JONES R.E., KAHANER D.K., 'XERROR, THE SLATEC ERROR-
C HANDLING PACKAGE', SAND82-0800, SANDIA LABORATORIES,
C 1982.
C***ROUTINES CALLED XERMSG
C***COMMON BLOCKS XERUNI
C***REVISION HISTORY (YYMMDD)
C 790801 DATE WRITTEN
C 861211 REVISION DATE from Version 3.2
C 891214 Prologue converted to Version 4.0 format. (BAB)
C 900510 Change call to XERRWV to XERMSG. (RWC)
C 901011 Rewritten to not use J4SAVE. (FNF)
C***END PROLOGUE XSETUA
DIMENSION IUNITA(5)
INTEGER NUNIT, IUNIT(5)
COMMON /XERUNI/ NUNIT, IUNIT
CHARACTER *8 XERN1
C***FIRST EXECUTABLE STATEMENT XSETUA
C
IF (N.LT.1 .OR. N.GT.5) THEN
WRITE (XERN1, '(I8)') N
CALL XERMSG ('SLATEC', 'XSETUA',
* 'INVALID NUMBER OF UNITS, N = ' // XERN1, 1, 2)
RETURN
ENDIF
C
DO 10 I=1,N
IUNIT(I) = IUNITA(I)
10 CONTINUE
NUNIT = N
RETURN
END