cygnet-basic.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#define MAX_SIZE 50
int main(void)
{
    char fileName[] = "compliments.txt", chosenCompliment[MAX_SIZE] = {0};
    char test;
    FILE * compliments = fopen(fileName, "r");
    int i, lines = 0;

    if(compliments == NULL)
    {
        fprintf(stderr,"Could not open file, exiting\n");
        return 1;
    }
    srand(time(NULL));
    do
    {
        test = fgetc(compliments);
        if (test == '\n')
            lines++;
    }
    while(test != EOF);
    rewind(compliments);
    lines = rand() % lines;
    for(i=0;i<=lines;i++)
        fgets(chosenCompliment,100,compliments);
    printf("%s",chosenCompliment);
    fclose(compliments);
    return 0;
}