gensubst.c File Reference

#include "machine.h"

Include dependency graph for gensubst.c:

Go to the source code of this file.

Defines
#define	SUBST(Type)
Typedefs
typedef signed char	integer1
typedef short	integer2
Functions
int C2F()	gensubst (integer *typ, integer *n, int *dx, integer *incx, int *dy, integer *incy)

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Define Documentation

#define SUBST

(

Type

)

Value:

{\
Type *DX;\
Type *DY;\
    DX=(Type *)dx;\
    --DX;\
    DY=(Type *)dy;\
    --DY;\
    if (*incx == 1 && *incy == 1){\
       for (i = 1; i <= i1; ++i)  DX[i] = DX[i] - DY[i];\
    }\
    else {\
      ix = 1; iy = 1;\
      if (*incx < 0) ix = (-(*n) + 1) * *incx + 1;\
      if (*incy < 0) iy = (-(*n) + 1) * *incy + 1;\
      for (i = 1; i <= i1; ++i) {\
        DX[ix] = DX[ix] - DY[iy];\
        ix += *incx; iy += *incy;\
      }\
 }\
}

Definition at line 6 of file gensubst.c.

Referenced by gensubst().

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Typedef Documentation

typedef signed char integer1

Definition at line 2 of file gensubst.c.

typedef short integer2

Definition at line 3 of file gensubst.c.

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Function Documentation

int C2F() gensubst	(	integer *	typ,
		integer *	n,
		int *	dx,
		integer *	incx,
		int *	dy,
		integer *	incy
	)

Definition at line 29 of file gensubst.c.

References i, i1, ix, n, SUBST, and typ.

{
  static integer i, ix, iy, i1;

  i1 = *n;
  if (i1 <= 0) return 0;

  switch (*typ) {
  case 1:
    SUBST(integer1);
    break;
  case 2:
    SUBST(integer2);
    break;
  case 4:
    SUBST(integer);
    break;
  case 11:
    SUBST(unsigned char);
    break;
  case 12:
    SUBST(unsigned short);
    break;
  case 14:
    SUBST(unsigned int);
    break;
  }
  return 0;
}

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