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Fix configure problem.

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This commit is contained in:
Bruce Momjian 1999-07-18 20:43:13 +00:00
parent b721c9e164
commit 7badb1e792
3 changed files with 43 additions and 9 deletions
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32
src/backend/port/isinf.c
View File

@ -1,18 +1,12 @@
/* $Id: isinf.c,v 1.10 1999/07/18 17:38:23 momjian Exp $ */ /* $Id: isinf.c,v 1.11 1999/07/18 20:43:12 momjian Exp $ */
#include <math.h> #include <math.h>
#include "config.h" #include "config.h"
#ifdef NOT_USED #if HAVE_FPCLASS
#if HAVE_IEEEFP_H #if HAVE_IEEEFP_H
#include <ieeefp.h> #include <ieeefp.h>
#endif #endif
#if HAVE_FP_CLASS_H
#include <fp_class.h>
#endif
int int
isinf(double d) isinf(double d)
{ {
@ -29,6 +23,12 @@ isinf(double d)
return 0; return 0;
} }
#else
#if defined(HAVE_FP_CLASS) || defined(HAVE_FP_CLASS_D)
#if HAVE_FP_CLASS_H
#include <fp_class.h>
#endif
int int
isinf(x) isinf(x)
double x; double x;
@ -49,3 +49,19 @@ double x;
} }
#endif #endif
#endif
#if defined(HAVE_CLASS)
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

7
src/configure.in
View File

@ -581,6 +581,7 @@ AC_CHECK_HEADERS(crypt.h)
AC_CHECK_HEADERS(dld.h) AC_CHECK_HEADERS(dld.h)
AC_CHECK_HEADERS(endian.h) AC_CHECK_HEADERS(endian.h)
AC_CHECK_HEADERS(float.h) AC_CHECK_HEADERS(float.h)
AC_CHECK_HEADERS(fp_class.h)
AC_CHECK_HEADERS(history.h) AC_CHECK_HEADERS(history.h)
AC_CHECK_HEADERS(ieeefp.h) AC_CHECK_HEADERS(ieeefp.h)
AC_CHECK_HEADERS(limits.h) AC_CHECK_HEADERS(limits.h)
@ -665,6 +666,7 @@ AC_TYPE_SIGNAL
AC_FUNC_VPRINTF AC_FUNC_VPRINTF
AC_CHECK_FUNCS(memmove sigsetjmp sysconf) AC_CHECK_FUNCS(memmove sigsetjmp sysconf)
AC_CHECK_FUNCS(sigprocmask waitpid setsid fcvt) AC_CHECK_FUNCS(sigprocmask waitpid setsid fcvt)
AC_CHECK_FUNCS(fpclass fp_class fp_class_d class)
dnl We use our snprintf.c emulation if either snprintf() or vsnprintf() dnl We use our snprintf.c emulation if either snprintf() or vsnprintf()
dnl is missing. Yes, there are machines that have only one. dnl is missing. Yes, there are machines that have only one.
dnl We may also decide to use snprintf.c if snprintf() is present but does dnl We may also decide to use snprintf.c if snprintf() is present but does
@ -714,6 +716,11 @@ AC_CHECK_FUNC(inet_aton,
AC_DEFINE(HAVE_INET_ATON), AC_DEFINE(HAVE_INET_ATON),
INET_ATON='inet_aton.o') INET_ATON='inet_aton.o')
AC_SUBST(INET_ATON) AC_SUBST(INET_ATON)
AC_CHECK_FUNC(strerror,
AC_DEFINE(HAVE_STRERROR),
[STRERROR='strerror.o' STRERROR2='../../backend/port/strerror.o'])
AC_SUBST(STRERROR)
AC_SUBST(STRERROR2)
AC_CHECK_FUNC(strdup, AC_CHECK_FUNC(strdup,
AC_DEFINE(HAVE_STRDUP), AC_DEFINE(HAVE_STRDUP),
STRDUP='../../utils/strdup.o') STRDUP='../../utils/strdup.o')

13
src/include/config.h.in
View File

@ -303,10 +303,21 @@
/* Set to 1 if you have snprintf() */ /* Set to 1 if you have snprintf() */
#undef HAVE_SNPRINTF #undef HAVE_SNPRINTF
/* Set to 1 if you have strerror() */
#undef HAVE_STRERROR
/* Set to 1 if you have vsnprintf() */ /* Set to 1 if you have vsnprintf() */
#undef HAVE_VSNPRINTF #undef HAVE_VSNPRINTF
/* Set to 1 if you have isinf() */ /*
* Set to 1 if you have isinf().
* These are all realated to port/isinf.c
*/
#undef HAVE_FPCLASS
#undef HAVE_FP_CLASS
#undef HAVE_FP_CLASS_H
#undef HAVE_FP_CLASS_D
#undef HAVE_CLASS
#undef HAVE_ISINF #undef HAVE_ISINF
#ifndef HAVE_ISINF #ifndef HAVE_ISINF
int isinf(double x); int isinf(double x);