test_alloc.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <locale.h>

#define MAXLINE 1024
#define MAXSIZE 65536

#define ELAPSE_TIME(X) ((float) (X) / (float) CLOCKS_PER_SEC)

typedef char *str;

int read(str strings[])
{
    int i;
    char line[MAXLINE];

    clock_t start, end;
    start = clock();

    for (i = 0; fgets(line, MAXLINE, stdin); i++) {
#ifdef ZERO
        strings[i] = calloc(strlen(line) + 1, sizeof(char));
#else
        strings[i] = malloc(strlen(line) + 1);
#endif
        strcpy(strings[i], line);
    }
    end = clock();

    setlocale(LC_NUMERIC, "");
    printf("execution time: %0.6f secs.\n", ELAPSE_TIME(end - start));

    return i;
}

int main(int argc, char *argv[])
{
    str page[MAXSIZE];
    int size = read(page);
    printf("%d\n", size);
    return 0;
}