sdcc/device/include/errno.h

   1 /*-------------------------------------------------------------------------
   2    errno.h: Error codes used in the math functions
   3
   4    Copyright (C) 2001, Jesus Calvino-Fraga, jesusc@ieee.org
   5
   6    This library is free software; you can redistribute it and/or modify it
   7    under the terms of the GNU General Public License as published by the
   8    Free Software Foundation; either version 2, or (at your option) any
   9    later version.
  10
  11    This library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this library; see the file COPYING. If not, write to the
  18    Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
  19    MA 02110-1301, USA.
  20
  21    As a special exception, if you link this library with other files,
  22    some of which are compiled with SDCC, to produce an executable,
  23    this library does not by itself cause the resulting executable to
  24    be covered by the GNU General Public License. This exception does
  25    not however invalidate any other reasons why the executable file
  26    might be covered by the GNU General Public License.
  27 -------------------------------------------------------------------------*/
  28
  29 /* Version 1.0 - Initial release */
  30
  31 #ifndef _INC_ERRNO
  32 #define _INC_ERRNO
  33
  34 extern int errno;
  35
  36 /* Error Codes: */
  37
  38 #define EDOM        33  /* Math argument out of domain of functions */
  39 #define ERANGE      34  /* Math result not representable */
  40 #define EILSEQ          84      /* Illegal byte sequence */
  41
  42 /* Bounds-checking interfaces from annex K of the C11 standard. */
  43 #if defined (__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__
  44
  45 #ifndef __ERRNO_T_DEFINED
  46 #define __ERRNO_T_DEFINED
  47 typedef int errno_t;
  48 #endif
  49
  50 #endif
  51
  52 #endif  /* _INC_ERRNO */
  53