1/* mpfr_print_rnd_mode -- convert a given rounding mode to a string 2 3Copyright 1999, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. 4Contributed by the Arenaire and Cacao projects, INRIA. 5 6This file is part of the GNU MPFR Library. 7 8The GNU MPFR Library is free software; you can redistribute it and/or modify 9it under the terms of the GNU Lesser General Public License as published by 10the Free Software Foundation; either version 3 of the License, or (at your 11option) any later version. 12 13The GNU MPFR Library is distributed in the hope that it will be useful, but 14WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 16License for more details. 17 18You should have received a copy of the GNU Lesser General Public License 19along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see 20http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 2151 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ 22 23#include "mpfr-impl.h" 24 25const char * 26mpfr_print_rnd_mode (mpfr_rnd_t rnd_mode) 27{ 28 /* If we forget to update this function after a new rounding mode 29 is added, this will be detected by the following assertion. */ 30 MPFR_ASSERTN (MPFR_RND_MAX == MPFR_RNDA + 1); 31 switch (rnd_mode) 32 { 33 case MPFR_RNDD: 34 return "MPFR_RNDD"; 35 case MPFR_RNDU: 36 return "MPFR_RNDU"; 37 case MPFR_RNDN: 38 return "MPFR_RNDN"; 39 case MPFR_RNDZ: 40 return "MPFR_RNDZ"; 41 case MPFR_RNDA: 42 return "MPFR_RNDA"; 43 default: 44 return (const char*) 0; 45 } 46} 47