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listing1.c
56 lines (45 loc) · 1.28 KB
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listing1.c
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/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* Listing 1. Basic program */
/* Cristos' Blog - http://cristos.x25.pl */
#include <stdio.h>
#include <stdlib.h>
void calculateFoo(double *arr, int size, int val);
int main(int argc, char* argv[])
{
if (argc < 3)
return EXIT_FAILURE;
int a = atoi(argv[1]);
int b = atoi(argv[2]);
double *foo = NULL;
if (b > 0) {
foo = (double*) malloc(b * sizeof(double));
if (!foo) {
printf("Memory allocation error\n");
return 2;
}
}
else
return 3;
calculateFoo(foo, b, a);
free(foo);
return EXIT_SUCCESS;
}
void calculateFoo(double *arr, int size, int val)
{
for (int i=0; i < size; i++) {
arr[i] = (i * val)/6.67;
}
}