xref: /illumos-gate/usr/src/lib/libc/port/fp/string_decim.c (revision 4f2483e5d0c339c7ac30db66a67c108da0b33ca6)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include "lint.h"
28 #include <sys/types.h>
29 #include <ctype.h>
30 #include <stdio.h>
31 #include "base_conversion.h"
32 #include <xlocale.h>
33 #include <locale.h>
34 
35 void
string_to_decimal(char ** ppc,int nmax,int fortran_conventions,decimal_record * pd,enum decimal_string_form * pform,char ** pechar)36 string_to_decimal(char **ppc, int nmax, int fortran_conventions,
37     decimal_record *pd, enum decimal_string_form *pform,
38     char **pechar)
39 {
40 	string_to_decimal_l(ppc, nmax, fortran_conventions, pd, pform, pechar,
41 	    uselocale(NULL));
42 }
43 
44 void
string_to_decimal_l(char ** ppc,int nmax,int fortran_conventions,decimal_record * pd,enum decimal_string_form * pform,char ** pechar,locale_t loc)45 string_to_decimal_l(char **ppc, int nmax, int fortran_conventions,
46     decimal_record *pd, enum decimal_string_form *pform,
47     char **pechar, locale_t loc)
48 {
49 	char	*cp = *ppc;	/* last character seen */
50 	char	*good = cp - 1;	/* last character accepted */
51 	int	current;	/* *cp or EOF */
52 	int	nread = 1;	/* number of characters read so far */
53 
54 	current = (unsigned char)*cp;
55 
56 #define	NEXT \
57 	if (nread < nmax) { \
58 		current = (unsigned char)*++cp; \
59 		nread++; \
60 	} else { \
61 		current = EOF; \
62 	};
63 
64 #include "char_to_decimal.h"
65 }
66