File Copy

#include <stdio.h>
#include <stdlib.h>

void fileCopy(char *source, char *destination);

int main()
{
    char sourceFile[] = "input.txt";
    char destinationFile[] = "output.txt";

    fileCopy(sourceFile, destinationFile);

    return 0;

}

void fileCopy(char *source, char *destination)
{
    FILE *fp1, *fp2;
    int ch;

    fp1 = fopen(source, "r");
    fp2 = fopen(destination, "w");

    if(fp1 == NULL || fp2 == NULL)
    {
        printf("Error opening file.\n");
        exit(1);
    }

    while(1)
    {
        ch = fgetc(fp1);
        if(ch == EOF) break;
        else fputc(ch, fp2);
    }

    fclose(fp1);
    fclose(fp2);

    remove(source);
}