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Move all the isinf() stuff from float.c to isinf.c, and build it according to

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configure vs port specific #ifdef's...
This commit is contained in:
Marc G. Fournier
1998-02-02 00:04:08 +00:00
parent 79f99a3888
commit e6e364088a
6 changed files with 181 additions and 186 deletions
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129
src/backend/utils/adt/float.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/float.c,v 1.27 1998/01/13 19:28:32 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/float.c,v 1.28 1998/02/02 00:03:54 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
@ -1507,130 +1507,3 @@ double x;
}
#endif /* !HAVE_CBRT */
#ifndef HAVE_ISINF
#if defined(aix)
#ifdef CLASS_CONFLICT
/* we want the math symbol */
#undef class
#endif /* CLASS_CONFICT */
/* The gcc doesn't support isinf() (without libgcc?) so we
* have to do it - Gerhard Reitofer
*/
#ifdef __GNUC__
static int
isinf(double x)
{
if (x == HUGE_VAL)
return(1);
if (x == -HUGE_VAL)
return(-1);
return(0);
}
#else /* __GNUC__ */
static int
isinf(double x)
{
int fpclass = class(x);
if (fpclass == FP_PLUS_INF)
return (1);
if (fpclass == FP_MINUS_INF)
return (-1);
return (0);
}
#endif /* __GNUC__ */
#endif /* aix */
#if defined(ultrix4)
#include <fp_class.h>
static int
isinf(x)
double x;
{
int fpclass = fp_class_d(x);
if (fpclass == FP_POS_INF)
return (1);
if (fpclass == FP_NEG_INF)
return (-1);
return (0);
}
#endif /* ultrix4 */
#if defined(alpha)
#include <fp_class.h>
static int
isinf(x)
double x;
{
int fpclass = fp_class(x);
if (fpclass == FP_POS_INF)
return (1);
if (fpclass == FP_NEG_INF)
return (-1);
return (0);
}
#endif /* alpha */
#if defined(sparc_solaris) || defined(i386_solaris) || defined(svr4) || \
defined(sco)
#include <ieeefp.h>
static int
isinf(d)
double d;
{
fpclass_t type = fpclass(d);
switch (type)
{
case FP_SNAN:
case FP_QNAN:
case FP_NINF:
case FP_PINF:
return (1);
default:
break;
}
return (0);
}
#endif /* sparc_solaris */
#if defined(irix5)
#include <ieeefp.h>
static int
isinf(d)
double d;
{
fpclass_t type = fpclass(d);
switch (type)
{
case FP_SNAN:
case FP_QNAN:
case FP_NINF:
case FP_PINF:
return (1);
default:
break;
}
return (0);
}
#endif /* irix5 */
#endif /* !HAVE_ISINF */