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glibc  2.9
fgetexcptflg.c
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00001 /* Store current representation for exceptions.
00002    Copyright (C) 1997,99,2000,01 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004    Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
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 <fenv.h>
00022 
00023 int
00024 __fegetexceptflag (fexcept_t *flagp, int excepts)
00025 {
00026   fexcept_t fpsr;
00027 
00028   /* Get the current exceptions.  */
00029   __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr));
00030 
00031   *flagp = fpsr & excepts & FE_ALL_EXCEPT;
00032 
00033   /* Success.  */
00034   return 0;
00035 }
00036 
00037 #include <shlib-compat.h>
00038 #if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
00039 strong_alias (__fegetexceptflag, __old_fegetexceptflag)
00040 compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1);
00041 #endif
00042 
00043 versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2);