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