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      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 
     38 static int create_Result_file(void)
     39 {
     40 
     41 	int i, nbVal;
     42 	double tabR[20000], Inc;
     43 	char *F_name;
     44 	int fp;
     45 
     46 	F_name = "log10_out.ref";
     47 	nbVal = 20000;
     48 
     49 	Inc = exp(1) / 10;
     50 
     51 	for (i = 0; i < nbVal; i++)
     52 		tabR[i] = log10((Inc * i) + Inc);
     53 
     54 	fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
     55 	if (!fp) {
     56 		printf("error opening file");
     57 		close(fp);
     58 		return -1;
     59 	} else {
     60 		for (i = 0; i < nbVal; i++) {
     61 			write(fp, &tabR[i], sizeof(double));
     62 		}
     63 
     64 		close(fp);
     65 		return 0;
     66 	}
     67 }
     68 
     69 static int create_Data_file(void)
     70 {
     71 	int i, nbVal;
     72 	double tabD[20000], Inc;
     73 	char *F_name;
     74 	int fp;
     75 
     76 	F_name = "log10_inp.ref";
     77 	nbVal = 20000;
     78 
     79 	Inc = exp(1) / 10;
     80 
     81 	for (i = 0; i < nbVal; i++)
     82 		tabD[i] = (Inc * i) + Inc;
     83 
     84 	fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
     85 	if (!fp) {
     86 		printf("error opening file");
     87 		close(fp);
     88 		return -1;
     89 	} else {
     90 		for (i = 0; i < nbVal; i++) {
     91 			write(fp, &tabD[i], sizeof(double));
     92 		}
     93 		close(fp);
     94 		return 0;
     95 	}
     96 }
     97 
     98 int main(int argc, char *argv[])
     99 {
    100 
    101 	if (argc > 1) {
    102 		switch (atoi(argv[1])) {
    103 		case 1:
    104 			if (create_Data_file() == 0)
    105 				printf("Data file created\n");
    106 			else
    107 				printf("problem during %s data file creation\n",
    108 				       argv[0]);
    109 			break;
    110 
    111 		case 2:
    112 			if (create_Result_file() == 0)
    113 				printf("Result file created\n");
    114 			else
    115 				printf
    116 				    ("problem during %s result file creation\n",
    117 				     argv[0]);
    118 			break;
    119 		default:
    120 			printf("Bad arglist code for: '%s'\n", argv[0]);
    121 			return -1;
    122 			break;
    123 		}
    124 	} else {
    125 		if (create_Data_file() != 0)
    126 			printf("problem during %s data file creation\n",
    127 			       argv[0]);
    128 		if (create_Result_file() != 0)
    129 			printf("problem during %s result file creation\n",
    130 			       argv[0]);
    131 	}
    132 
    133 	return (0);
    134 
    135 }
    136