$NetBSD: patch-af,v 1.5 2008/06/21 20:00:22 joerg Exp $

Reorder functions in usage order to fix compilation with f2c.

--- f_source/sciport/ffts.f.orig	2008-06-21 13:38:06.000000000 +0000
+++ f_source/sciport/ffts.f
@@ -1,3 +1,190 @@
+C-----------------------------------------------  ************
+C                                                    CABLE2
+C                                                 ************
+      SUBROUTINE SPSCABLE2(NN,WORK)
+C
+      REAL WORK(2,NN),TWOPI
+      DATA TWOPI /6.28318530717958647692/
+C
+      N = 2 * NN
+      P2 = TWOPI/N
+      DO 10 I=1, NN
+         WORK(1,I) = COS(P2 * (I-1))
+         WORK(2,I) = SIN(P2 * (I-1))
+ 10        CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    RCONV2
+C                                                 ************
+      SUBROUTINE SPSRCONV2(N,CY,C,CH)
+C
+      COMPLEX CY(1)
+      REAL CH(N/2,2),P(2,1),C(2,N/2)
+C
+      N2 = N/2
+      P(1,1) = (C(1,1) + C(2,1)) * 2
+      P(2,1) = (C(1,1) - C(2,1)) * 2
+      CY(1) = CMPLX(P(1,1),0.)
+      CY(N2+1) = CMPLX(P(2,1),0.)
+      K = N2
+      DO 10 I=2, N2
+         X = C(1,I)+C(1,K)
+         Y = C(2,I)+C(2,K)
+         Z = C(1,I)-C(1,K)
+         Z1= C(2,I)-C(2,K)
+         P(1,1) = X + CH(I,1) * Y - CH(I,2) * Z
+         P(2,1) = Z1 - CH(I,2) * Y - CH(I,1) * Z
+         CY(I) = CMPLX(P(1,1),P(2,1))
+         K = K - 1
+ 10        CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    RCONV1
+C                                                 ************
+      SUBROUTINE SPSRCONV1(N,CY,C,CH)
+C
+      COMPLEX CY(1)
+      REAL CH(N/2,2),P(2,1),C(2,N/2)
+C
+      N2 = N/2
+      P(1,1) = (C(1,1) + C(2,1)) * 2
+      P(2,1) = (C(1,1) - C(2,1)) * 2
+      CY(1) = CMPLX(P(1,1),0.)
+      CY(N2+1) = CMPLX(P(2,1),0.)
+      K = N2
+      DO 10 I=2, N2
+         X = C(1,I)+C(1,K)
+         Y = C(2,I)+C(2,K)
+         Z = C(1,I)-C(1,K)
+         Z1= C(2,I)-C(2,K)
+         P(1,1) = X + CH(I,1) * Y + CH(I,2) * Z
+         P(2,1) = Z1 + CH(I,2) * Y - CH(I,1) * Z
+         CY(I) = CMPLX(P(1,1),P(2,1))
+         K = K - 1
+ 10        CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    CRFORM
+C                                                 ************
+      SUBROUTINE SPSRABLE1(NN,WORK)
+C
+      REAL WORK(NN,2),TWOPI
+      DATA TWOPI /6.28318530717958647692/
+C
+      N = 2 * NN
+      P2 = TWOPI/N
+      DO 10 I=1, NN
+         WORK(I,1) = COS(P2 * (I-1))
+         WORK(I,2) = SIN(P2 * (I-1))
+ 10        CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    RTOCK3
+C                                                 ************
+      SUBROUTINE SPSRTOCK3(LS,NS,C,CH,CH2)
+C
+      COMPLEX WYK,C(NS,LS,2),CH(NS,2,LS)
+      REAL CH2(2,NS,LS,2)
+C
+      IF (LS .GT. NS) GOTO 30
+      DO 600 I=1, LS
+         DO 600 J=1, NS
+            WYK =CONJG(CMPLX(CH2(1,1,I,1),CH2(1,1,I,2))) * CH(J,2,I)
+            C(J,I,1) = CH(J,1,I) + WYK
+            C(J,I,2) = CH(J,1,I) - WYK
+ 600          CONTINUE
+      RETURN
+ 30     CONTINUE
+      DO 800 J=1, NS
+         DO 800 I=1, LS
+            WYK =CONJG(CMPLX(CH2(1,1,I,1),CH2(1,1,I,2))) * CH(J,2,I)
+            C(J,I,1) = CH(J,1,I) + WYK
+            C(J,I,2) = CH(J,1,I) - WYK
+ 800          CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    RTOCK2
+C                                                 ************
+      SUBROUTINE SPSRTOCK2(LS,NS,C,CH,CH2)
+C
+      COMPLEX WYK,C(NS,LS,2),CH(NS,2,LS)
+      REAL CH2(2,NS,LS,2)
+C
+      IF (LS .GT. NS) GOTO 20
+      DO 200 I=1, LS
+         DO 200 J=1, NS
+            WYK = CMPLX(CH2(1,1,I,1),CH2(1,1,I,2)) * CH(J,2,I)
+            C(J,I,1) = CH(J,1,I) + WYK
+            C(J,I,2) = CH(J,1,I) - WYK
+ 200          CONTINUE
+      RETURN
+ 20     CONTINUE
+      DO 400 J=1, NS
+         DO 400 I=1, LS
+            WYK = CMPLX(CH2(1,1,I,1),CH2(1,1,I,2)) * CH(J,2,I)
+            C(J,I,1) = CH(J,1,I) + WYK
+            C(J,I,2) = CH(J,1,I) - WYK
+ 400          CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    CRBLE1
+C                                                 ************
+      SUBROUTINE SPSCRBLE1(NN,WORK)
+C
+      REAL WORK(NN,2),TWOPI
+      DATA TWOPI /6.28318530717958647692/
+C
+      N = 2 * NN
+      P2 = TWOPI/N
+      DO 10 I=1, NN
+         WORK(I,1) = COS(P2 * (I-1))
+         WORK(I,2) = SIN(P2 * (I-1))
+ 10        CONTINUE
+      RETURN
+      END
+
+C-----------------------------------------------  ************
+C                                                    CRFORM
+C                                                 ************
+      SUBROUTINE SPSCRFORM(IX,NS,NDIV2,CX,C,CH2)
+C
+      COMPLEX CX(1),WYK1,C(NS,2),WYK
+      REAL CH2(NDIV2,2)
+C
+      IF (IX .GT. 0) GOTO 50
+      K = NS + 1
+      DO 10 I=1, NS
+         WYK = CONJG(CX(NDIV2-I+2))
+         C(I,1)= CX(I)+WYK + (CX(I) - WYK) * CMPLX(CH2(I,2),CH2(I,1))
+         WYK1 = CONJG(CX(NDIV2-K+2))
+         C(I,2)= CX(K)+WYK1+ (CX(K) -WYK1) * CMPLX(CH2(K,2),CH2(K,1))
+         K = K + 1
+ 10        CONTINUE
+      RETURN
+ 50     CONTINUE
+      K = NS + 1
+      DO 20 I=1, NS
+         WYK = CONJG(CX(NDIV2-I+2))
+         C(I,1)= CX(I)+WYK + (CX(I) - WYK) * CMPLX(-CH2(I,2),CH2(I,1))
+         WYK1 = CONJG(CX(NDIV2-K+2))
+         C(I,2)= CX(K)+WYK1 +(CX(K) -WYK1) * CMPLX(-CH2(K,2),CH2(K,1))
+         K = K + 1
+ 20        CONTINUE
+      RETURN
+      END
+
 C-------------------------------------------------------------     ************
 C                                                                     CRFFT2
 C                                                                  ************
@@ -62,36 +249,6 @@ C
       END
 
 C-----------------------------------------------  ************
-C                                                    CRFORM
-C                                                 ************
-      SUBROUTINE SPSCRFORM(IX,NS,NDIV2,CX,C,CH2)
-C
-      COMPLEX CX(1),WYK1,C(NS,2),WYK
-      REAL CH2(NDIV2,2)
-C
-      IF (IX .GT. 0) GOTO 50
-      K = NS + 1
-      DO 10 I=1, NS
-         WYK = CONJG(CX(NDIV2-I+2))
-         C(I,1)= CX(I)+WYK + (CX(I) - WYK) * CMPLX(CH2(I,2),CH2(I,1))
-         WYK1 = CONJG(CX(NDIV2-K+2))
-         C(I,2)= CX(K)+WYK1+ (CX(K) -WYK1) * CMPLX(CH2(K,2),CH2(K,1))
-         K = K + 1
- 10        CONTINUE
-      RETURN
- 50     CONTINUE
-      K = NS + 1
-      DO 20 I=1, NS
-         WYK = CONJG(CX(NDIV2-I+2))
-         C(I,1)= CX(I)+WYK + (CX(I) - WYK) * CMPLX(-CH2(I,2),CH2(I,1))
-         WYK1 = CONJG(CX(NDIV2-K+2))
-         C(I,2)= CX(K)+WYK1 +(CX(K) -WYK1) * CMPLX(-CH2(K,2),CH2(K,1))
-         K = K + 1
- 20        CONTINUE
-      RETURN
-      END
-
-C-----------------------------------------------  ************
 C                                                    CROCK1
 C                                                 ************
       SUBROUTINE SPSCROCK1(NS,C,CH)
@@ -157,23 +314,6 @@ C
       RETURN
       END
 
-C-----------------------------------------------  ************
-C                                                    CRBLE1
-C                                                 ************
-      SUBROUTINE SPSCRBLE1(NN,WORK)
-C
-      REAL WORK(NN,2),TWOPI
-      DATA TWOPI /6.28318530717958647692/
-C
-      N = 2 * NN
-      P2 = TWOPI/N
-      DO 10 I=1, NN
-         WORK(I,1) = COS(P2 * (I-1))
-         WORK(I,2) = SIN(P2 * (I-1))
- 10        CONTINUE
-      RETURN
-      END
-
 C-------------------------------------------------------------     ************
 C                                                                     RCFFT2
 C                                                                  ************
@@ -236,32 +376,6 @@ C
       END
 
 C-----------------------------------------------  ************
-C                                                    RTOCK2
-C                                                 ************
-      SUBROUTINE SPSRTOCK2(LS,NS,C,CH,CH2)
-C
-      COMPLEX WYK,C(NS,LS,2),CH(NS,2,LS)
-      REAL CH2(2,NS,LS,2)
-C
-      IF (LS .GT. NS) GOTO 20
-      DO 200 I=1, LS
-         DO 200 J=1, NS
-            WYK = CMPLX(CH2(1,1,I,1),CH2(1,1,I,2)) * CH(J,2,I)
-            C(J,I,1) = CH(J,1,I) + WYK
-            C(J,I,2) = CH(J,1,I) - WYK
- 200          CONTINUE
-      RETURN
- 20     CONTINUE
-      DO 400 J=1, NS
-         DO 400 I=1, LS
-            WYK = CMPLX(CH2(1,1,I,1),CH2(1,1,I,2)) * CH(J,2,I)
-            C(J,I,1) = CH(J,1,I) + WYK
-            C(J,I,2) = CH(J,1,I) - WYK
- 400          CONTINUE
-      RETURN
-      END
-
-C-----------------------------------------------  ************
 C                                                    RTOCK1
 C                                                 ************
       SUBROUTINE SPSRTOCK1(NS,C,CH)
@@ -275,103 +389,6 @@ C
       RETURN
       END
 
-C-----------------------------------------------  ************
-C                                                    RTOCK3
-C                                                 ************
-      SUBROUTINE SPSRTOCK3(LS,NS,C,CH,CH2)
-C
-      COMPLEX WYK,C(NS,LS,2),CH(NS,2,LS)
-      REAL CH2(2,NS,LS,2)
-C
-      IF (LS .GT. NS) GOTO 30
-      DO 600 I=1, LS
-         DO 600 J=1, NS
-            WYK =CONJG(CMPLX(CH2(1,1,I,1),CH2(1,1,I,2))) * CH(J,2,I)
-            C(J,I,1) = CH(J,1,I) + WYK
-            C(J,I,2) = CH(J,1,I) - WYK
- 600          CONTINUE
-      RETURN
- 30     CONTINUE
-      DO 800 J=1, NS
-         DO 800 I=1, LS
-            WYK =CONJG(CMPLX(CH2(1,1,I,1),CH2(1,1,I,2))) * CH(J,2,I)
-            C(J,I,1) = CH(J,1,I) + WYK
-            C(J,I,2) = CH(J,1,I) - WYK
- 800          CONTINUE
-      RETURN
-      END
-
-C-----------------------------------------------  ************
-C                                                    CRFORM
-C                                                 ************
-      SUBROUTINE SPSRABLE1(NN,WORK)
-C
-      REAL WORK(NN,2),TWOPI
-      DATA TWOPI /6.28318530717958647692/
-C
-      N = 2 * NN
-      P2 = TWOPI/N
-      DO 10 I=1, NN
-         WORK(I,1) = COS(P2 * (I-1))
-         WORK(I,2) = SIN(P2 * (I-1))
- 10        CONTINUE
-      RETURN
-      END
-
-C-----------------------------------------------  ************
-C                                                    RCONV1
-C                                                 ************
-      SUBROUTINE SPSRCONV1(N,CY,C,CH)
-C
-      COMPLEX CY(1)
-      REAL CH(N/2,2),P(2,1),C(2,N/2)
-C
-      N2 = N/2
-      P(1,1) = (C(1,1) + C(2,1)) * 2
-      P(2,1) = (C(1,1) - C(2,1)) * 2
-      CY(1) = CMPLX(P(1,1),0.)
-      CY(N2+1) = CMPLX(P(2,1),0.)
-      K = N2
-      DO 10 I=2, N2
-         X = C(1,I)+C(1,K)
-         Y = C(2,I)+C(2,K)
-         Z = C(1,I)-C(1,K)
-         Z1= C(2,I)-C(2,K)
-         P(1,1) = X + CH(I,1) * Y + CH(I,2) * Z
-         P(2,1) = Z1 + CH(I,2) * Y - CH(I,1) * Z
-         CY(I) = CMPLX(P(1,1),P(2,1))
-         K = K - 1
- 10        CONTINUE
-      RETURN
-      END
-
-C-----------------------------------------------  ************
-C                                                    RCONV2
-C                                                 ************
-      SUBROUTINE SPSRCONV2(N,CY,C,CH)
-C
-      COMPLEX CY(1)
-      REAL CH(N/2,2),P(2,1),C(2,N/2)
-C
-      N2 = N/2
-      P(1,1) = (C(1,1) + C(2,1)) * 2
-      P(2,1) = (C(1,1) - C(2,1)) * 2
-      CY(1) = CMPLX(P(1,1),0.)
-      CY(N2+1) = CMPLX(P(2,1),0.)
-      K = N2
-      DO 10 I=2, N2
-         X = C(1,I)+C(1,K)
-         Y = C(2,I)+C(2,K)
-         Z = C(1,I)-C(1,K)
-         Z1= C(2,I)-C(2,K)
-         P(1,1) = X + CH(I,1) * Y - CH(I,2) * Z
-         P(2,1) = Z1 - CH(I,2) * Y - CH(I,1) * Z
-         CY(I) = CMPLX(P(1,1),P(2,1))
-         K = K - 1
- 10        CONTINUE
-      RETURN
-      END
-
 C-------------------------------------------------------------     ************
 C                                                                     CFFT2
 C                                                                  ************
@@ -514,23 +531,6 @@ C
       RETURN
       END
 
-C-----------------------------------------------  ************
-C                                                    CABLE2
-C                                                 ************
-      SUBROUTINE SPSCABLE2(NN,WORK)
-C
-      REAL WORK(2,NN),TWOPI
-      DATA TWOPI /6.28318530717958647692/
-C
-      N = 2 * NN
-      P2 = TWOPI/N
-      DO 10 I=1, NN
-         WORK(1,I) = COS(P2 * (I-1))
-         WORK(2,I) = SIN(P2 * (I-1))
- 10        CONTINUE
-      RETURN
-      END
-
 C-------------------------------------------------------------     ************
 C                                                                      ABORT
 C                                                                  ************