1/*
2 * Copyright (C) Bull S.A. 2001
3 * Copyright (c) International Business Machines  Corp., 2001
4 *
5 *   This program is free software;  you can redistribute it and/or modify
6 *   it under the terms of the GNU General Public License as published by
7 *   the Free Software Foundation; either version 2 of the License, or
8 *   (at your option) any later version.
9 *
10 *   This program is distributed in the hope that it will be useful,
11 *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
12 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
13 *   the GNU General Public License for more details.
14 *
15 *   You should have received a copy of the GNU General Public License
16 *   along with this program;  if not, write to the Free Software
17 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20/******************************************************************************/
21/*                                                                            */
22/* Dec-03-2001  Created: Jacky Malcles & Jean Noel Cordenner                  */
23/*              These tests are adapted from AIX float PVT tests.             */
24/*                                                                            */
25/******************************************************************************/
26#include 	<float.h>
27#include 	<stdio.h>
28#include 	<stdlib.h>
29#include 	<string.h>
30#include 	<errno.h>
31#include        <limits.h>
32#include        <unistd.h>
33#include        <fcntl.h>
34#include        <errno.h>
35#include        <sys/signal.h>
36#include        <math.h>
37
38static int create_Result_file(void)
39{
40
41	int i, nbVal, tabRI[20000];
42	double tabR[20000], Inc, Val;
43	char *F_name, *F_name1;
44	int fp, fp1;
45
46	F_name = "frexp_out.ref";
47	F_name1 = "frexp1_out.ref";
48	nbVal = 20000;
49
50	Inc = exp(1);
51
52	for (i = 0; i < nbVal; i++) {
53		Val = Inc * (i + 1);
54		tabR[i] = frexp(Val, &(tabRI[i]));
55	}
56
57	fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
58	fp1 = open(F_name1, O_RDWR | O_CREAT | O_TRUNC, 0777);
59	if (!fp || !fp1) {
60		printf("error opening file");
61		close(fp);
62		close(fp1);
63		return -1;
64	} else {
65		for (i = 0; i < nbVal; i++) {
66			write(fp, &tabR[i], sizeof(double));
67			write(fp1, &tabRI[i], sizeof(int));
68		}
69
70		close(fp);
71		close(fp1);
72		return 0;
73	}
74}
75
76static int create_Data_file(void)
77{
78	int i, nbVal;
79	double tabD[20000], Inc;
80	char *F_name;
81	int fp;
82
83	F_name = "frexp_inp.ref";
84	nbVal = 20000;
85
86	Inc = exp(1);
87
88	for (i = 0; i < nbVal; i++)
89		tabD[i] = (Inc * i) + Inc;
90
91	fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
92	if (!fp) {
93		printf("error opening file");
94		close(fp);
95		return -1;
96	} else {
97		for (i = 0; i < nbVal; i++) {
98			write(fp, &tabD[i], sizeof(double));
99		}
100		close(fp);
101		return 0;
102	}
103}
104
105int main(int argc, char *argv[])
106{
107
108	if (argc > 1) {
109		switch (atoi(argv[1])) {
110		case 1:
111			if (create_Data_file() == 0)
112				printf("Data file created\n");
113			else
114				printf("problem during %s data file creation\n",
115				       argv[0]);
116			break;
117
118		case 2:
119			if (create_Result_file() == 0)
120				printf("Result file created\n");
121			else
122				printf
123				    ("problem during %s result file creation\n",
124				     argv[0]);
125			break;
126		default:
127			printf("Bad arglist code for: '%s'\n", argv[0]);
128			return -1;
129			break;
130		}
131	} else {
132		if (create_Data_file() != 0)
133			printf("problem during %s data file creation\n",
134			       argv[0]);
135		if (create_Result_file() != 0)
136			printf("problem during %s result file creation\n",
137			       argv[0]);
138	}
139
140	return (0);
141
142}
143