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C @(#)asker.for 19.1 (ES0-DMD) 02/25/03 13:28:45
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C===========================================================================
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C Copyright (C) 1995 European Southern Observatory (ESO)
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C This program is free software; you can redistribute it and/or
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C modify it under the terms of the GNU General Public License as
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C published by the Free Software Foundation; either version 2 of
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C the License, or (at your option) any later version.
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C This program is distributed in the hope that it will be useful,
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C but WITHOUT ANY WARRANTY; without even the implied warranty of
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C MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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C GNU General Public License for more details.
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C You should have received a copy of the GNU General Public
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C License along with this program; if not, write to the Free
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C Software Foundation, Inc., 675 Massachusetss Ave, Cambridge,
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C Corresponding concerning ESO-MIDAS should be addressed as follows:
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C Internet e-mail: midas@eso.org
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C Postal address: European Southern Observatory
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C Data Management Division
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C Karl-Schwarzschild-Strasse 2
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C D 85748 Garching bei Muenchen
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C===========================================================================
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C @(#)asker.for 19.1 (ESO-IPG) 02/25/03 13:28:45
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SUBROUTINE ASK(QUERY,REPLY)
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C Copyright (C) Andrew T. Young, 1990
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C Copyright (C) European Southern Observatory, 1992
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C ASKS THE QUERY ON THE TERMINAL SCREEN AND
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C ACCEPTS REPLY FROM KEYBOARD.
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C QUITS IF REPLY IS 'Q' OR 'QUIT'.
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INTEGER ISTAT, NACTEL, IUNIT, NULLS, LWORD, IDIFF, IA, I
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CHARACTER *(*) QUERY,REPLY, A*1
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CHARACTER*80 BUFIN, BUFOUT
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1 CALL STTPUT(' ',ISTAT)
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2 CALL STKPRC (BUFIN, 'INPUTC', 1, 1, 80,
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1 NACTEL, BUFOUT, IUNIT, NULLS, ISTAT)
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CALL STTPUT ( 'REPLY was:', ISTAT)
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CALL STTPUT ( REPLY, ISTAT)
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CALL STTPUT ('Please try again:', ISTAT)
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IF(LWORD(REPLY).EQ.0) GOTO 1
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C modified to convert replies to upper case:
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IDIFF=ICHAR('A') - ICHAR('a')
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DO 10 I=1, LWORD(REPLY)
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10 IF (ICHAR(REPLY(I:I)).GE.IA) REPLY(I:I)=
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1 CHAR(ICHAR(REPLY(I:I)) + IDIFF)
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IF(MATCH(REPLY,'QUIT'))THEN
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CALL STKPRC ('DO YOU WANT TO QUIT?','INPUTC', 1, 1, 1,
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1 NACTEL, A, IUNIT, NULLS, ISTAT)
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IF(A.EQ.'Y'.OR.A.EQ.'Q'.OR.A.EQ.'y'.OR.A.EQ.'q') THEN
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1 'Program abandoned. You can IGNORE the "error" message.')
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ENTRY ASKN(QUERY,REPLY)
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C SIMILAR, BUT DOESN'T SPACE BEFORE LINE.
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C SHOWS THE MESSAGE ON THE TERMINAL SCREEN.
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1 CALL STTPUT(' ',ISTAT)
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2 CALL STTPUT(MESAGE,ISTAT)
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CALL STTPUT('ERROR in writing to screen!',ISTAT)
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C ASKS QUERY Q ON THE TERMINAL SCREEN AND 18 FEB.1987
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C ACCEPTS FLOATING-POINT VALUE F FROM KEYBOARD.
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INTEGER ISTAT, I1SAV, I2SAV, I3SAV, NACTEL, IUNIT, NULLS
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1 CALL STTPUT(' ',ISTAT)
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CALL STECNT ('GET', I1SAV, I2SAV, I3SAV)
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CALL STECNT ('PUT', 1, 0, 0)
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CALL STKPRR (BUFIN, 'INPUTR', 1, 1,
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1 NACTEL, F, IUNIT, NULLS, ISTAT)
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IF (ISTAT.NE.0 .OR. NACTEL.NE.1) THEN
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CALL STTPUT ('Failed to obtain REAL value', ISTAT)
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CALL STTPUT ('Please try again:',ISTAT)
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CALL STECNT ('PUT', I1SAV, I2SAV, I3SAV)
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C CANCELS EOF FROM KEYBOARD AND RE-STARTS INPUT FILE.
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C This version does nothing.
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SUBROUTINE CENTER(STRING)
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C Centers the input string in output.
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CHARACTER *(*) STRING
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LEN=(79-LWORD(STRING))/2