--- /dev/null
+
+C*********************************************************************
+
+ SUBROUTINE LUGIVE(CHIN)
+
+C...Purpose: to set values of commonblock variables (also in PYTHIA!).
+ COMMON/LUJETS/N,K(4000,5),P(4000,5),V(4000,5)
+ COMMON/LUDAT1/MSTU(200),PARU(200),MSTJ(200),PARJ(200)
+ COMMON/LUDAT2/KCHG(500,3),PMAS(500,4),PARF(2000),VCKM(4,4)
+ COMMON/LUDAT3/MDCY(500,3),MDME(2000,2),BRAT(2000),KFDP(2000,5)
+ COMMON/LUDAT4/CHAF(500)
+ CHARACTER CHAF*8
+ COMMON/LUDATR/MRLU(6),RRLU(100)
+ COMMON/PYSUBS/MSEL,MSUB(200),KFIN(2,-40:40),CKIN(200)
+ COMMON/PYPARS/MSTP(200),PARP(200),MSTI(200),PARI(200)
+ COMMON/PYINT1/MINT(400),VINT(400)
+ COMMON/PYINT2/ISET(200),KFPR(200,2),COEF(200,20),ICOL(40,4,2)
+ COMMON/PYINT3/XSFX(2,-40:40),ISIG(1000,3),SIGH(1000)
+ COMMON/PYINT4/WIDP(21:40,0:40),WIDE(21:40,0:40),WIDS(21:40,3)
+ COMMON/PYINT5/NGEN(0:200,3),XSEC(0:200,3)
+ COMMON/PYINT6/PROC(0:200)
+ COMMON/PYINT7/SIGT(0:6,0:6,0:5)
+ CHARACTER PROC*28
+ SAVE /LUJETS/,/LUDAT1/,/LUDAT2/,/LUDAT3/,/LUDAT4/,/LUDATR/
+ SAVE /PYSUBS/,/PYPARS/,/PYINT1/,/PYINT2/,/PYINT3/,/PYINT4/,
+ &/PYINT5/,/PYINT6/,/PYINT7/
+ CHARACTER CHIN*(*),CHFIX*104,CHBIT*104,CHOLD*8,CHNEW*8,CHOLD2*28,
+ &CHNEW2*28,CHNAM*4,CHVAR(43)*4,CHALP(2)*26,CHIND*8,CHINI*10,
+ &CHINR*16
+ DIMENSION MSVAR(43,8)
+
+C...For each variable to be translated give: name,
+C...integer/real/character, no. of indices, lower&upper index bounds.
+ DATA CHVAR/'N','K','P','V','MSTU','PARU','MSTJ','PARJ','KCHG',
+ &'PMAS','PARF','VCKM','MDCY','MDME','BRAT','KFDP','CHAF','MRLU',
+ &'RRLU','MSEL','MSUB','KFIN','CKIN','MSTP','PARP','MSTI','PARI',
+ &'MINT','VINT','ISET','KFPR','COEF','ICOL','XSFX','ISIG','SIGH',
+ &'WIDP','WIDE','WIDS','NGEN','XSEC','PROC','SIGT'/
+ DATA ((MSVAR(I,J),J=1,8),I=1,43)/ 1,7*0, 1,2,1,4000,1,5,2*0,
+ & 2,2,1,4000,1,5,2*0, 2,2,1,4000,1,5,2*0, 1,1,1,200,4*0,
+ & 2,1,1,200,4*0, 1,1,1,200,4*0, 2,1,1,200,4*0,
+ & 1,2,1,500,1,3,2*0, 2,2,1,500,1,4,2*0, 2,1,1,2000,4*0,
+ & 2,2,1,4,1,4,2*0, 1,2,1,500,1,3,2*0, 1,2,1,2000,1,2,2*0,
+ & 2,1,1,2000,4*0, 1,2,1,2000,1,5,2*0, 3,1,1,500,4*0,
+ & 1,1,1,6,4*0, 2,1,1,100,4*0,
+ & 1,7*0, 1,1,1,200,4*0, 1,2,1,2,-40,40,2*0, 2,1,1,200,4*0,
+ & 1,1,1,200,4*0, 2,1,1,200,4*0, 1,1,1,200,4*0, 2,1,1,200,4*0,
+ & 1,1,1,400,4*0, 2,1,1,400,4*0, 1,1,1,200,4*0,
+ & 1,2,1,200,1,2,2*0, 2,2,1,200,1,20,2*0, 1,3,1,40,1,4,1,2,
+ & 2,2,1,2,-40,40,2*0, 1,2,1,1000,1,3,2*0, 2,1,1,1000,4*0,
+ & 2,2,21,40,0,40,2*0, 2,2,21,40,0,40,2*0, 2,2,21,40,1,3,2*0,
+ & 1,2,0,200,1,3,2*0, 2,2,0,200,1,3,2*0, 4,1,0,200,4*0,
+ & 2,3,0,6,0,6,0,5/
+ DATA CHALP/'abcdefghijklmnopqrstuvwxyz',
+ &'ABCDEFGHIJKLMNOPQRSTUVWXYZ'/
+
+C...Length of character variable. Subdivide it into instructions.
+ IF(MSTU(12).GE.1) CALL LULIST(0)
+ CHBIT=CHIN//' '
+ LBIT=101
+ 100 LBIT=LBIT-1
+ IF(CHBIT(LBIT:LBIT).EQ.' ') GOTO 100
+ LTOT=0
+ DO 110 LCOM=1,LBIT
+ IF(CHBIT(LCOM:LCOM).EQ.' ') GOTO 110
+ LTOT=LTOT+1
+ CHFIX(LTOT:LTOT)=CHBIT(LCOM:LCOM)
+ 110 CONTINUE
+ LLOW=0
+ 120 LHIG=LLOW+1
+ 130 LHIG=LHIG+1
+ IF(LHIG.LE.LTOT.AND.CHFIX(LHIG:LHIG).NE.';') GOTO 130
+ LBIT=LHIG-LLOW-1
+ CHBIT(1:LBIT)=CHFIX(LLOW+1:LHIG-1)
+
+C...Identify commonblock variable.
+ LNAM=1
+ 140 LNAM=LNAM+1
+ IF(CHBIT(LNAM:LNAM).NE.'('.AND.CHBIT(LNAM:LNAM).NE.'='.AND.
+ &LNAM.LE.4) GOTO 140
+ CHNAM=CHBIT(1:LNAM-1)//' '
+ DO 160 LCOM=1,LNAM-1
+ DO 150 LALP=1,26
+ IF(CHNAM(LCOM:LCOM).EQ.CHALP(1)(LALP:LALP)) CHNAM(LCOM:LCOM)=
+ &CHALP(2)(LALP:LALP)
+ 150 CONTINUE
+ 160 CONTINUE
+ IVAR=0
+ DO 170 IV=1,43
+ IF(CHNAM.EQ.CHVAR(IV)) IVAR=IV
+ 170 CONTINUE
+ IF(IVAR.EQ.0) THEN
+ CALL LUERRM(18,'(LUGIVE:) do not recognize variable '//CHNAM)
+ LLOW=LHIG
+ IF(LLOW.LT.LTOT) GOTO 120
+ RETURN
+ ENDIF
+
+C...Identify any indices.
+ I1=0
+ I2=0
+ I3=0
+ NINDX=0
+ IF(CHBIT(LNAM:LNAM).EQ.'(') THEN
+ LIND=LNAM
+ 180 LIND=LIND+1
+ IF(CHBIT(LIND:LIND).NE.')'.AND.CHBIT(LIND:LIND).NE.',') GOTO 180
+ CHIND=' '
+ IF((CHBIT(LNAM+1:LNAM+1).EQ.'C'.OR.CHBIT(LNAM+1:LNAM+1).EQ.'c').
+ & AND.(IVAR.EQ.9.OR.IVAR.EQ.10.OR.IVAR.EQ.13.OR.IVAR.EQ.17)) THEN
+ CHIND(LNAM-LIND+11:8)=CHBIT(LNAM+2:LIND-1)
+ READ(CHIND,'(I8)') KF
+ I1=LUCOMP(KF)
+ ELSEIF(CHBIT(LNAM+1:LNAM+1).EQ.'C'.OR.CHBIT(LNAM+1:LNAM+1).EQ.
+ & 'c') THEN
+ CALL LUERRM(18,'(LUGIVE:) not allowed to use C index for '//
+ & CHNAM)
+ LLOW=LHIG
+ IF(LLOW.LT.LTOT) GOTO 120
+ RETURN
+ ELSE
+ CHIND(LNAM-LIND+10:8)=CHBIT(LNAM+1:LIND-1)
+ READ(CHIND,'(I8)') I1
+ ENDIF
+ LNAM=LIND
+ IF(CHBIT(LNAM:LNAM).EQ.')') LNAM=LNAM+1
+ NINDX=1
+ ENDIF
+ IF(CHBIT(LNAM:LNAM).EQ.',') THEN
+ LIND=LNAM
+ 190 LIND=LIND+1
+ IF(CHBIT(LIND:LIND).NE.')'.AND.CHBIT(LIND:LIND).NE.',') GOTO 190
+ CHIND=' '
+ CHIND(LNAM-LIND+10:8)=CHBIT(LNAM+1:LIND-1)
+ READ(CHIND,'(I8)') I2
+ LNAM=LIND
+ IF(CHBIT(LNAM:LNAM).EQ.')') LNAM=LNAM+1
+ NINDX=2
+ ENDIF
+ IF(CHBIT(LNAM:LNAM).EQ.',') THEN
+ LIND=LNAM
+ 200 LIND=LIND+1
+ IF(CHBIT(LIND:LIND).NE.')'.AND.CHBIT(LIND:LIND).NE.',') GOTO 200
+ CHIND=' '
+ CHIND(LNAM-LIND+10:8)=CHBIT(LNAM+1:LIND-1)
+ READ(CHIND,'(I8)') I3
+ LNAM=LIND+1
+ NINDX=3
+ ENDIF
+
+C...Check that indices allowed.
+ IERR=0
+ IF(NINDX.NE.MSVAR(IVAR,2)) IERR=1
+ IF(NINDX.GE.1.AND.(I1.LT.MSVAR(IVAR,3).OR.I1.GT.MSVAR(IVAR,4)))
+ &IERR=2
+ IF(NINDX.GE.2.AND.(I2.LT.MSVAR(IVAR,5).OR.I2.GT.MSVAR(IVAR,6)))
+ &IERR=3
+ IF(NINDX.EQ.3.AND.(I3.LT.MSVAR(IVAR,7).OR.I3.GT.MSVAR(IVAR,8)))
+ &IERR=4
+ IF(CHBIT(LNAM:LNAM).NE.'=') IERR=5
+ IF(IERR.GE.1) THEN
+ CALL LUERRM(18,'(LUGIVE:) unallowed indices for '//
+ & CHBIT(1:LNAM-1))
+ LLOW=LHIG
+ IF(LLOW.LT.LTOT) GOTO 120
+ RETURN
+ ENDIF
+
+C...Save old value of variable.
+ IF(IVAR.EQ.1) THEN
+ IOLD=N
+ ELSEIF(IVAR.EQ.2) THEN
+ IOLD=K(I1,I2)
+ ELSEIF(IVAR.EQ.3) THEN
+ ROLD=P(I1,I2)
+ ELSEIF(IVAR.EQ.4) THEN
+ ROLD=V(I1,I2)
+ ELSEIF(IVAR.EQ.5) THEN
+ IOLD=MSTU(I1)
+ ELSEIF(IVAR.EQ.6) THEN
+ ROLD=PARU(I1)
+ ELSEIF(IVAR.EQ.7) THEN
+ IOLD=MSTJ(I1)
+ ELSEIF(IVAR.EQ.8) THEN
+ ROLD=PARJ(I1)
+ ELSEIF(IVAR.EQ.9) THEN
+ IOLD=KCHG(I1,I2)
+ ELSEIF(IVAR.EQ.10) THEN
+ ROLD=PMAS(I1,I2)
+ ELSEIF(IVAR.EQ.11) THEN
+ ROLD=PARF(I1)
+ ELSEIF(IVAR.EQ.12) THEN
+ ROLD=VCKM(I1,I2)
+ ELSEIF(IVAR.EQ.13) THEN
+ IOLD=MDCY(I1,I2)
+ ELSEIF(IVAR.EQ.14) THEN
+ IOLD=MDME(I1,I2)
+ ELSEIF(IVAR.EQ.15) THEN
+ ROLD=BRAT(I1)
+ ELSEIF(IVAR.EQ.16) THEN
+ IOLD=KFDP(I1,I2)
+ ELSEIF(IVAR.EQ.17) THEN
+ CHOLD=CHAF(I1)
+ ELSEIF(IVAR.EQ.18) THEN
+ IOLD=MRLU(I1)
+ ELSEIF(IVAR.EQ.19) THEN
+ ROLD=RRLU(I1)
+ ELSEIF(IVAR.EQ.20) THEN
+ IOLD=MSEL
+ ELSEIF(IVAR.EQ.21) THEN
+ IOLD=MSUB(I1)
+ ELSEIF(IVAR.EQ.22) THEN
+ IOLD=KFIN(I1,I2)
+ ELSEIF(IVAR.EQ.23) THEN
+ ROLD=CKIN(I1)
+ ELSEIF(IVAR.EQ.24) THEN
+ IOLD=MSTP(I1)
+ ELSEIF(IVAR.EQ.25) THEN
+ ROLD=PARP(I1)
+ ELSEIF(IVAR.EQ.26) THEN
+ IOLD=MSTI(I1)
+ ELSEIF(IVAR.EQ.27) THEN
+ ROLD=PARI(I1)
+ ELSEIF(IVAR.EQ.28) THEN
+ IOLD=MINT(I1)
+ ELSEIF(IVAR.EQ.29) THEN
+ ROLD=VINT(I1)
+ ELSEIF(IVAR.EQ.30) THEN
+ IOLD=ISET(I1)
+ ELSEIF(IVAR.EQ.31) THEN
+ IOLD=KFPR(I1,I2)
+ ELSEIF(IVAR.EQ.32) THEN
+ ROLD=COEF(I1,I2)
+ ELSEIF(IVAR.EQ.33) THEN
+ IOLD=ICOL(I1,I2,I3)
+ ELSEIF(IVAR.EQ.34) THEN
+ ROLD=XSFX(I1,I2)
+ ELSEIF(IVAR.EQ.35) THEN
+ IOLD=ISIG(I1,I2)
+ ELSEIF(IVAR.EQ.36) THEN
+ ROLD=SIGH(I1)
+ ELSEIF(IVAR.EQ.37) THEN
+ ROLD=WIDP(I1,I2)
+ ELSEIF(IVAR.EQ.38) THEN
+ ROLD=WIDE(I1,I2)
+ ELSEIF(IVAR.EQ.39) THEN
+ ROLD=WIDS(I1,I2)
+ ELSEIF(IVAR.EQ.40) THEN
+ IOLD=NGEN(I1,I2)
+ ELSEIF(IVAR.EQ.41) THEN
+ ROLD=XSEC(I1,I2)
+ ELSEIF(IVAR.EQ.42) THEN
+ CHOLD2=PROC(I1)
+ ELSEIF(IVAR.EQ.43) THEN
+ ROLD=SIGT(I1,I2,I3)
+ ENDIF
+
+C...Print current value of variable. Loop back.
+ IF(LNAM.GE.LBIT) THEN
+ CHBIT(LNAM:14)=' '
+ CHBIT(15:60)=' has the value '
+ IF(MSVAR(IVAR,1).EQ.1) THEN
+ WRITE(CHBIT(51:60),'(I10)') IOLD
+ ELSEIF(MSVAR(IVAR,1).EQ.2) THEN
+ WRITE(CHBIT(47:60),'(F14.5)') ROLD
+ ELSEIF(MSVAR(IVAR,1).EQ.3) THEN
+ CHBIT(53:60)=CHOLD
+ ELSE
+ CHBIT(33:60)=CHOLD
+ ENDIF
+ IF(MSTU(13).GE.1) WRITE(MSTU(11),5000) CHBIT(1:60)
+ LLOW=LHIG
+ IF(LLOW.LT.LTOT) GOTO 120
+ RETURN
+ ENDIF
+
+C...Read in new variable value.
+ IF(MSVAR(IVAR,1).EQ.1) THEN
+ CHINI=' '
+ CHINI(LNAM-LBIT+11:10)=CHBIT(LNAM+1:LBIT)
+ READ(CHINI,'(I10)') INEW
+ ELSEIF(MSVAR(IVAR,1).EQ.2) THEN
+ CHINR=' '
+ CHINR(LNAM-LBIT+17:16)=CHBIT(LNAM+1:LBIT)
+ READ(CHINR,'(F16.2)') RNEW
+ ELSEIF(MSVAR(IVAR,1).EQ.3) THEN
+ CHNEW=CHBIT(LNAM+1:LBIT)//' '
+ ELSE
+ CHNEW2=CHBIT(LNAM+1:LBIT)//' '
+ ENDIF
+
+C...Store new variable value.
+ IF(IVAR.EQ.1) THEN
+ N=INEW
+ ELSEIF(IVAR.EQ.2) THEN
+ K(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.3) THEN
+ P(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.4) THEN
+ V(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.5) THEN
+ MSTU(I1)=INEW
+ ELSEIF(IVAR.EQ.6) THEN
+ PARU(I1)=RNEW
+ ELSEIF(IVAR.EQ.7) THEN
+ MSTJ(I1)=INEW
+ ELSEIF(IVAR.EQ.8) THEN
+ PARJ(I1)=RNEW
+ ELSEIF(IVAR.EQ.9) THEN
+ KCHG(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.10) THEN
+ PMAS(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.11) THEN
+ PARF(I1)=RNEW
+ ELSEIF(IVAR.EQ.12) THEN
+ VCKM(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.13) THEN
+ MDCY(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.14) THEN
+ MDME(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.15) THEN
+ BRAT(I1)=RNEW
+ ELSEIF(IVAR.EQ.16) THEN
+ KFDP(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.17) THEN
+ CHAF(I1)=CHNEW
+ ELSEIF(IVAR.EQ.18) THEN
+ MRLU(I1)=INEW
+ ELSEIF(IVAR.EQ.19) THEN
+ RRLU(I1)=RNEW
+ ELSEIF(IVAR.EQ.20) THEN
+ MSEL=INEW
+ ELSEIF(IVAR.EQ.21) THEN
+ MSUB(I1)=INEW
+ ELSEIF(IVAR.EQ.22) THEN
+ KFIN(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.23) THEN
+ CKIN(I1)=RNEW
+ ELSEIF(IVAR.EQ.24) THEN
+ MSTP(I1)=INEW
+ ELSEIF(IVAR.EQ.25) THEN
+ PARP(I1)=RNEW
+ ELSEIF(IVAR.EQ.26) THEN
+ MSTI(I1)=INEW
+ ELSEIF(IVAR.EQ.27) THEN
+ PARI(I1)=RNEW
+ ELSEIF(IVAR.EQ.28) THEN
+ MINT(I1)=INEW
+ ELSEIF(IVAR.EQ.29) THEN
+ VINT(I1)=RNEW
+ ELSEIF(IVAR.EQ.30) THEN
+ ISET(I1)=INEW
+ ELSEIF(IVAR.EQ.31) THEN
+ KFPR(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.32) THEN
+ COEF(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.33) THEN
+ ICOL(I1,I2,I3)=INEW
+ ELSEIF(IVAR.EQ.34) THEN
+ XSFX(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.35) THEN
+ ISIG(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.36) THEN
+ SIGH(I1)=RNEW
+ ELSEIF(IVAR.EQ.37) THEN
+ WIDP(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.38) THEN
+ WIDE(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.39) THEN
+ WIDS(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.40) THEN
+ NGEN(I1,I2)=INEW
+ ELSEIF(IVAR.EQ.41) THEN
+ XSEC(I1,I2)=RNEW
+ ELSEIF(IVAR.EQ.42) THEN
+ PROC(I1)=CHNEW2
+ ELSEIF(IVAR.EQ.43) THEN
+ SIGT(I1,I2,I3)=RNEW
+ ENDIF
+
+C...Write old and new value. Loop back.
+ CHBIT(LNAM:14)=' '
+ CHBIT(15:60)=' changed from to '
+ IF(MSVAR(IVAR,1).EQ.1) THEN
+ WRITE(CHBIT(33:42),'(I10)') IOLD
+ WRITE(CHBIT(51:60),'(I10)') INEW
+ IF(MSTU(13).GE.1) WRITE(MSTU(11),5000) CHBIT(1:60)
+ ELSEIF(MSVAR(IVAR,1).EQ.2) THEN
+ WRITE(CHBIT(29:42),'(F14.5)') ROLD
+ WRITE(CHBIT(47:60),'(F14.5)') RNEW
+ IF(MSTU(13).GE.1) WRITE(MSTU(11),5000) CHBIT(1:60)
+ ELSEIF(MSVAR(IVAR,1).EQ.3) THEN
+ CHBIT(35:42)=CHOLD
+ CHBIT(53:60)=CHNEW
+ IF(MSTU(13).GE.1) WRITE(MSTU(11),5000) CHBIT(1:60)
+ ELSE
+ CHBIT(15:88)=' changed from '//CHOLD2//' to '//CHNEW2
+ IF(MSTU(13).GE.1) WRITE(MSTU(11),5100) CHBIT(1:88)
+ ENDIF
+ LLOW=LHIG
+ IF(LLOW.LT.LTOT) GOTO 120
+
+C...Format statement for output on unit MSTU(11) (by default 6).
+ 5000 FORMAT(5X,A60)
+ 5100 FORMAT(5X,A88)
+
+ RETURN
+ END