PROGRAM MATMAIN(INPUT,OUTPUT,TAPE5=INPUT,TAPE6=OUTPUT) CALL MATLAB(0) STOP END SUBROUTINE FILES(LUNIT,NAME,IOSTAT) INTEGER LUNIT,NAME(64),IOSTAT C C SYSTEM DEPENDENT ROUTINE TO ALLOCATE FILES C LUNIT = LOGICAL UNIT NUMBER C = 1, SAVE C = 2, LOAD C = 7, PRINT C = 8, DIARY C > 10, EXEC C < 0, CLOSE -LUNIT C = -5, SPECIAL CASE, END OF FILE DETECTED ON TERMINAL C NAME = FILE NAME, 1 CHARACTER PER WORD C NONZERO IOSTAT RETURNED FOR ERROR CONDITION C C (UNLESS CHANGED IN SUBROUTINE MATLAB, UNITS 5, 6 AND 9 ARE C USED FOR TERMINAL INPUT, TERMINAL OUTPUT AND THE HELP FILE. C THE HELP FILE IS OPENED BY SUBROUTINE HELPER.) C CHARACTER*64 NAM C IF (LUNIT .LT. 0) GO TO 30 C C FORTRAN 77 INTERNAL FILE CONVERSION FROM 64A1 TO CHARACTER*64 C WRITE(NAM,'(64A1)') NAME C C UNFORMATTED I/O FOR SAVE AND LOAD C FORMATTED I/O FOR EXEC, DIARY AND PRINT C IOSTAT = 0 IF (LUNIT .EQ. 1) OPEN(UNIT=LUNIT,FILE=NAM,FORM='UNFORMATTED', > STATUS='NEW',ERR=20,IOSTAT=IOSTAT) IF (LUNIT .EQ. 2) OPEN(UNIT=LUNIT,FILE=NAM,FORM='UNFORMATTED', > STATUS='OLD',ERR=20,IOSTAT=IOSTAT) IF (LUNIT .EQ. 7) OPEN(UNIT=LUNIT,FILE=NAM, > STATUS='NEW',ERR=20,IOSTAT=IOSTAT) IF (LUNIT .EQ. 8) OPEN(UNIT=LUNIT,FILE=NAM, > STATUS='NEW',ERR=20,IOSTAT=IOSTAT) IF (LUNIT .GT. 10) OPEN(UNIT=LUNIT,FILE=NAM, > STATUS='OLD',ERR=20,IOSTAT=IOSTAT) IF (IOSTAT .NE. 0) GO TO 20 C C REWIND ALL EXCEPT DIARY C IF (LUNIT .NE. 8) REWIND LUNIT RETURN C C ERROR ON OPEN C 20 IF (IOSTAT .EQ. 0) IOSTAT = -1 RETURN C C CLOSE FILES C 30 CLOSE(UNIT=-LUNIT) RETURN END SUBROUTINE SAVLOD(LUNIT,ID,M,N,IMG,JOB,XREAL,XIMAG) INTEGER LUNIT,ID(4),M,N,IMG,JOB REAL XREAL(1),XIMAG(1) C C IMPLEMENT SAVE AND LOAD C LUNIT = LOGICAL UNIT NUMBER C ID = NAME, FORMAT 4A1 C M, N = DIMENSIONS C IMG = NONZERO IF XIMAG IS NONZERO C JOB = 0 FOR SAVE C = SPACE AVAILABLE FOR LOAD C XREAL, XIMAG = REAL AND OPTIONAL IMAGINARY PARTS C C SYSTEM DEPENDENT FORMATS 101 FORMAT(4A1,3I4) 102 FORMAT(4O20) C IF (JOB .GT. 0) GO TO 20 C C SAVE 10 WRITE(LUNIT,101) ID,M,N,IMG DO 15 J = 1, N K = (J-1)*M+1 L = J*M WRITE(LUNIT,102) (XREAL(I),I=K,L) IF (IMG .NE. 0) WRITE(LUNIT,102) (XIMAG(I),I=K,L) 15 CONTINUE RETURN C C LOAD 20 READ(LUNIT,101) ID,M,N,IMG IF (EOF(LUNIT).NE.0) GO TO 30 IF (M*N .GT. JOB) GO TO 30 DO 25 J = 1, N K = (J-1)*M+1 L = J*M READ(LUNIT,102) (XREAL(I),I=K,L) IF (EOF(LUNIT).NE.0) GO TO 30 IF (IMG .NE. 0) READ(LUNIT,102) (XIMAG(I),I=K,L) IF (EOF(LUNIT).NE.0) GO TO 30 25 CONTINUE RETURN C C END OF FILE 30 M = 0 N = 0 RETURN END SUBROUTINE FORMZ(LUNIT,X,Y) REAL X,Y C C SYSTEM DEPENDENT ROUTINE TO PRINT WITH Z FORMAT C IF (Y .NE. 0.0E0) WRITE(LUNIT,10) X,Y IF (Y .EQ. 0.0E0) WRITE(LUNIT,10) X 10 FORMAT(2O22) RETURN END REAL FUNCTION FLOP(X) REAL X C SYSTEM DEPENDENT FUNCTION C COUNT AND POSSIBLY CHOP EACH FLOATING POINT OPERATION C FLP(1) IS FLOP COUNTER C FLP(2) IS NUMBER OF PLACES TO BE CHOPPED C INTEGER SYM,SYN(4),BUF(256),CHAR,FLP(2),FIN,FUN,LHS,RHS,RAN(2) COMMON /COM/ SYM,SYN,BUF,CHAR,FLP,FIN,FUN,LHS,RHS,RAN C REAL MASK(15) DATA MASK / 77777777777777777770B, $ 77777777777777777700B,77777777777777777000B, $ 77777777777777770000B,77777777777777700000B, $ 77777777777777000000B,77777777777770000000B, $ 77777777777700000000B,77777777777000000000B, $ 77777777770000000000B,77777777700000000000B, $ 77777777000000000000B,77777770000000000000B, $ 77777700000000000000B,77777000000000000000B/ C FLP(1) = FLP(1) + 1 K = FLP(2) FLOP = X IF (K .LE. 0) RETURN FLOP = 0.0E0 IF (K .GE. 16) RETURN C LOGICAL AND FUNCTION C FLOP = X .AND. MASK(K) IS AN ALTERNATE FLOP = AND(X,MASK(K)) RETURN END SUBROUTINE XCHAR(BUF,K) INTEGER BUF(2),K C C SYSTEM DEPENDENT ROUTINE TO HANDLE SPECIAL CHARACTERS C INTEGER AT,UP,D,COLON DATA AT/O"74"/,UP/O"76"/,D/O"04"/,COLON/O"7404"/ C TO HANDLE ASCII ON CDC NOS, AT SHOULD BE 74 OCTAL, C UP SHOULD BE 76 OCTAL, D SHOULD BE 04 OCTAL, C AND COLON SHOULD BE 7404 OCTAL. C IN SUBROUTINE MATLAB, THE DATA STATEMENTS FOR ALPHA AND ALPHB C SHOULD BE ALTERED SO THAT ALPHA(41) IS 63 OCTAL (ASCII PERCENT) C AND ALPHB(41) IS THE SAME AS THE COLON HERE. C C THE 12-BIT CODE FOR COLON IS AT FOLLOWED BY D IF (BUF(1).EQ.AT .AND. BUF(2).EQ.D) BUF(2) = COLON C OTHERWISE IGNORE THE TWO 12-BIT ESCAPE CHARACTERS IF (BUF(1).EQ.AT .OR. BUF(1).EQ.UP) K = 0 C IF (K .NE. 0) WRITE(6,10) BUF(1) 10 FORMAT(1X,A1,' is not a MATLAB character.') RETURN END SUBROUTINE USER(A,M,N,S,T) REAL A(M,N),S,T C INTEGER A3(9) DATA A3 /-149,537,-27,-50,180,-9,-154,546,-25/ IF (A(1,1) .NE. 3.0E0) RETURN DO 10 I = 1, 9 A(I,1) = A3(I) 10 CONTINUE M = 3 N = 3 RETURN END SUBROUTINE PROMPT(PAUSE) INTEGER PAUSE C C ISSUE MATLAB PROMPT WITH OPTIONAL PAUSE C INTEGER DDT,ERR,FMT,LCT(4),LIN(1024),LPT(6),RIO,WIO,RTE,WTE,HIO COMMON /IOP/ DDT,ERR,FMT,LCT,LIN,LPT,RIO,WIO,RTE,WTE,HIO WRITE(WTE,10) IF (WIO .NE. 0) WRITE(WIO,10) 10 FORMAT(1X,/'<>') IF (PAUSE .EQ. 1) READ(RTE,20) DUMMY 20 FORMAT(A1) RETURN END SUBROUTINE PLOT(LUNIT,X,Y,N,P,K,BUF) REAL X(N),Y(N),P(1) INTEGER BUF(79) C C PLOT X VS. Y ON LUNIT C IF K IS NONZERO, THEN P(1),...,P(K) ARE EXTRA PARAMETERS C BUF IS WORK SPACE C REAL XMIN,YMIN,XMAX,YMAX,DY,DX,Y1,Y0 INTEGER AST,BLANK,H,W DATA AST/1H*/,BLANK/1H /,H/20/,W/79/ C C H = HEIGHT, W = WIDTH C XMIN = X(1) XMAX = X(1) YMIN = Y(1) YMAX = Y(1) DO 10 I = 1, N XMIN = AMIN1(XMIN,X(I)) XMAX = AMAX1(XMAX,X(I)) YMIN = AMIN1(YMIN,Y(I)) YMAX = AMAX1(YMAX,Y(I)) 10 CONTINUE DX = XMAX - XMIN IF (DX .EQ. 0.0) DX = 1.0 DY = YMAX - YMIN WRITE(LUNIT,35) DO 40 L = 1, H DO 20 J = 1, W BUF(J) = BLANK 20 CONTINUE Y1 = YMIN + (H-L+1)*DY/H Y0 = YMIN + (H-L)*DY/H JMAX = 1 DO 30 I = 1, N IF (Y(I) .GT. Y1) GO TO 30 IF (L.NE.H .AND. Y(I).LE.Y0) GO TO 30 J = 1 + (W-1)*(X(I) - XMIN)/DX BUF(J) = AST JMAX = MAX0(JMAX,J) 30 CONTINUE WRITE(LUNIT,35) (BUF(J),J=1,JMAX) 35 FORMAT(1X,79A1) 40 CONTINUE RETURN END SUBROUTINE EDIT(BUF,N) INTEGER BUF(N) C C CALLED AFTER INPUT OF A SINGLE BACKSLASH C BUF CONTAINS PREVIOUS INPUT LINE, ONE CHAR PER WORD C ENTER LOCAL EDITOR IF AVAILABLE C OTHERWISE JUST RETURN END