fgetln test

gistfile1.c

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

char *
somefunc(FILE* file)
{
	char		*copy;
	size_t		 size = 0;
	char		*line = NULL;

	if (file == NULL) {
		return NULL;
	}

	if ((line = fgetln(file, &size)) == NULL) {
		if (ferror(file))
			perror("fgetln");
		return NULL;
	}

	if ((copy = malloc(size+1)) == NULL) {
		perror("malloc");
		return NULL;
	}

	memcpy(copy, line, size);
	copy[size] = '\0';

	return copy;
}

int
main(void)
{
	FILE			*f = NULL;
	char			*got;

	if ((f = fopen("test.c", "r")) == NULL)
	    perror("fuck");

        for (i = 1; i < 10; i ++) {
                got = somefunc(f);
                printf("i got '%s'\n", got);
                free(got); 
        }

	fclose(f);
}