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glibc  2.9
fegetenv.c
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00001 /* Store current floating-point environment (soft-float edition).
00002    Copyright (C) 2002 Free Software Foundation, Inc.
00003    Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
00004    This file is part of the GNU C Library.
00005 
00006    The GNU C Library is free software; you can redistribute it and/or
00007    modify it under the terms of the GNU Lesser General Public
00008    License as published by the Free Software Foundation; either
00009    version 2.1 of the License, or (at your option) any later version.
00010 
00011    The GNU C Library is distributed in the hope that it will be useful,
00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014    Lesser General Public License for more details.
00015 
00016    You should have received a copy of the GNU Lesser General Public
00017    License along with the GNU C Library; if not, write to the Free
00018    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00019    02111-1307 USA.  */
00020 
00021 #include "soft-fp.h"
00022 #include "soft-supp.h"
00023 #include <bp-sym.h>
00024 
00025 extern int __sim_exceptions;
00026 extern int __sim_disabled_exceptions;
00027 extern int __sim_round_mode;
00028 
00029 int
00030 __fegetenv (fenv_t *envp)
00031 {
00032   fenv_union_t u;
00033 
00034   u.l[0] = __sim_exceptions;
00035   u.l[0] |= __sim_round_mode;
00036   u.l[1] = __sim_disabled_exceptions;
00037 
00038   *envp = u.fenv;
00039 
00040   return 0;
00041 }
00042 
00043 #include <shlib-compat.h>
00044 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
00045 strong_alias (__fegetenv, __old_fegetenv)
00046 compat_symbol (libm, BP_SYM (__old_fegetenv), BP_SYM (fegetenv), GLIBC_2_1);
00047 #endif
00048 
00049 versioned_symbol (libm, BP_SYM (__fegetenv), BP_SYM (fegetenv), GLIBC_2_2);