xref: /illumos-gate/usr/src/lib/libc/port/gen/imaxdiv.c (revision 0250c53ad267726f2438e3c6556199a0bbf588a2)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include <sys/feature_tests.h>
28 #include "lint.h"
29 #include <inttypes.h>
30 #include <sys/types.h>
31 #include <stdlib.h>
32 
33 /*
34  * Added for SUSv3 standard
35  */
36 
37 imaxdiv_t
38 imaxdiv(intmax_t numer, intmax_t denom)
39 {
40 	extern imaxdiv_t __imax_lldiv(intmax_t, intmax_t);
41 
42 	return (__imax_lldiv(numer, denom));
43 }
44 
45 #if !defined(_LP64)
46 
47 /*
48  * 32-bit shadow function of imaxdiv.
49  * When using the c89 compiler the largest int is 32-bits hence
50  * this function.  The pragma redefine_extname in inttypes.h selects
51  * the proper routine at compile time for the user application.
52  * NOTE: this function is only available in the 32-bit library.
53  */
54 
55 div_t
56 _imaxdiv_c89(int32_t numer, int32_t denom)
57 {
58 	return (div(numer, denom));
59 }
60 #endif
61