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fenv.h -- solaris 9, sunpro CC version 5, autoconf (GNU Autoconf) 2.57
From: |
Greg Franks |
Subject: |
fenv.h -- solaris 9, sunpro CC version 5, autoconf (GNU Autoconf) 2.57 |
Date: |
Fri, 28 Mar 2003 11:36:46 -0500 (EST) |
bash-2.05$ autoconf --version
autoconf (GNU Autoconf) 2.57
bash-2.05$ automake --version
automake (GNU automake) 1.7.2
bash-2.05$ ./configure CC=c89 CXX=CC --prefix=/home/greg
...
checking for ieeefp.h... yes
checking fenv.h usability... no
checking fenv.h presence... yes
configure: WARNING: fenv.h: present but cannot be compiled
configure: WARNING: fenv.h: check for missing prerequisite headers?
configure: WARNING: fenv.h: proceeding with the preprocessor's result
configure: WARNING: ## ------------------------------------ ##
configure: WARNING: ## Report this to address@hidden ##
configure: WARNING: ## ------------------------------------ ##
configure.log:
==============
configure:4772: checking fenv.h usability
configure:4785: c89 -c -g conftest.c >&5
"/opt/SUNWspro/SC5.0/include/cc/fenv.h", line 192: syntax error before or at:
fex_handler_t
"/opt/SUNWspro/SC5.0/include/cc/fenv.h", line 192: cannot recover from previous
errors
c89: acomp failed for conftest.c
configure:4788: $? = 2
configure: failed program was:
| #line 4774 "configure"
| /* confdefs.h. */
|
| #define PACKAGE_NAME "lqns"
| #define PACKAGE_TARNAME "lqns"
| #define PACKAGE_VERSION "2.5"
| #define PACKAGE_STRING "lqns 2.5"
| #define PACKAGE_BUGREPORT "address@hidden"
| #define PACKAGE "lqns"
| #define VERSION "2.5"
| #ifdef __cplusplus
| #include <stdlib.h>
| #endif
| #define YYTEXT_POINTER 1
| #define HAVE_LIBM 1
| #define HAVE_LIBM9X 1
| #define HAVE_LIBSUNMATH 1
| #define HAVE_BOOL
| #define STDC_HEADERS 1
| #define HAVE_NAMESPACES
| #define HAVE_STD
| #define HAVE_SYS_WAIT_H 1
| #define HAVE_SYS_TYPES_H 1
| #define HAVE_SYS_STAT_H 1
| #define HAVE_STDLIB_H 1
| #define HAVE_STRING_H 1
| #define HAVE_MEMORY_H 1
| #define HAVE_STRINGS_H 1
| #define HAVE_INTTYPES_H 1
| #define HAVE_UNISTD_H 1
| #define HAVE_ERRNO_H 1
| #define HAVE_IEEEFP_H 1
| /* end confdefs.h. */
| #include <stdio.h>
| #if HAVE_SYS_TYPES_H
| # include <sys/types.h>
| #endif
| #if HAVE_SYS_STAT_H
| # include <sys/stat.h>
| #endif
| #if STDC_HEADERS
| # include <stdlib.h>
| # include <stddef.h>
| #else
| # if HAVE_STDLIB_H
| # include <stdlib.h>
| # endif
| #endif
| #if HAVE_STRING_H
| # if !STDC_HEADERS && HAVE_MEMORY_H
| # include <memory.h>
| # endif
| # include <string.h>
| #endif
| #if HAVE_STRINGS_H
| # include <strings.h>
| #endif
| #if HAVE_INTTYPES_H
| # include <inttypes.h>
| #else
| # if HAVE_STDINT_H
| # include <stdint.h>
| # endif
| #endif
| #if HAVE_UNISTD_H
| # include <unistd.h>
| #endif
| #include <fenv.h>
configure:4804: result: no
configure:4808: checking fenv.h presence
configure:4819: c89 -E conftest.c
configure:4825: $? = 0
configure:4844: result: yes
configure:4864: WARNING: fenv.h: present but cannot be compiled
configure:4866: WARNING: fenv.h: check for missing prerequisite headers?
configure:4868: WARNING: fenv.h: proceeding with the preprocessor's result
configure:4880: checking for fenv.h
configure:4887: result: yes
configure:4772: checking fcntl.h usability
--------------------------------------------------------------------------------
>From fenv.h...
#if (__STDC__ - 0 != 1 || defined(__EXTENSIONS__))
/*
* Exception handling extensions
*/
#define FEX_NOHANDLER -1
#define FEX_NONSTOP 0
#define FEX_ABORT 1
#define FEX_SIGNAL 2
#define FEX_CUSTOM 3
...
typedef struct fex_handler_data {
int __mode;
void (*__handler)();
} fex_handler_t[FEX_NUM_EXC];
...
#endif /* (__STDC__ - 0 != 1 || defined(__EXTENSIONS__)) */
/*
* Environment as a whole
*/
typedef struct {
fex_handler_t __handlers;
unsigned long __fsr;
} fenv_t;
--------------------------------------------------------------------------------
Mathematical Library Functions feclearexcept(3M)
NAME
feclearexcept, feraiseexcept, fetestexcept, fegetexceptflag,
fesetexceptflag - access floating point exception flags
SYNOPSIS
cc [ flag ... ] file ... -R/opt/SUNWspro/lib
-L/opt/SUNWspro/lib -lm9x [ library ... ]
#include <fenv.h>
void feclearexcept(int excepts);
- fenv.h -- solaris 9, sunpro CC version 5, autoconf (GNU Autoconf) 2.57,
Greg Franks <=