xref: /illumos-gate/usr/src/lib/libc/port/gen/strtoimax.c (revision 7257d1b4)
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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include "lint.h"
30 #include <inttypes.h>
31 #include <sys/types.h>
32 #include <stdlib.h>
33 
34 /*
35  * Added for SUSv3 standard
36  */
37 
38 intmax_t
strtoimax(const char * nptr,char ** endptr,int base)39 strtoimax(const char *nptr, char **endptr, int base)
40 {
41 	return ((intmax_t)strtoll(nptr, endptr, base));
42 }
43 
44 #if !defined(_LP64)
45 
46 /*
47  * 32-bit shadow function of strtoimax.
48  * When using the c89 compiler the largest int is 32-bits hence
49  * this function.  The pragma redefine_extname in inttypes.h selects
50  * the proper routine at compile time for the user application.
51  * NOTE: this function is only available in the 32-bit library.
52  */
53 
54 int32_t
_strtoimax_c89(const char * nptr,char ** endptr,int base)55 _strtoimax_c89(const char *nptr, char **endptr, int base)
56 {
57 	return ((int32_t)strtol(nptr, endptr, base));
58 }
59 #endif
60