mes/lib/ctype/isnumber.c
Jan Nieuwenhuizen a08baf2d48
mescc: Mes C Library: Explode libmes.c.
* include/libmes.h: Add declarations.
* lib/abtol.c: New file, explode from lib/libmes.c.
* lib/ctype/isdigit.c: Likewise.
* lib/ctype/isnumber.c: Likewise.
* lib/ctype/isspace.c: Likewise.
* lib/ctype/isxdigit.c: Likewise.
* lib/mes/abtol.c: Likewise.
* lib/mes/eputc.c: Likewise.
* lib/mes/eputs.c: Likewise.
* lib/mes/fdgetc.c: Likewise.
* lib/mes/fdputc.c: Likewise.
* lib/mes/fdputs.c: Likewise.
* lib/mes/fdungetc.c: Likewise.
* lib/mes/itoa.c: Likewise.
* lib/mes/ltoab.c: Likewise.
* lib/mes/ntoab.c: Likewise.
* lib/mes/utoa.c: Likewise.
* lib/stdlib/atoi.c: Likewise.
* lib/libmes.c: Include explodings.
2018-08-16 11:43:27 +02:00

35 lines
1.1 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2016,2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* GNU Mes is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libmes.h>
int
isnumber (int c, int base)
{
if (base == 2)
return (c >= '0') && (c <= '1');
if (base == 8)
return (c >= '0') && (c <= '7');
if (base == 10)
return isdigit (c);
if (base == 16)
return isxdigit (c);
}