Files
42_old_fillit/read_file.c
2019-04-14 23:02:29 +02:00

74 lines
1.7 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* read_file.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: vmanzoni <vmanzoni@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/04/13 12:09:46 by vmanzoni #+# #+# */
/* Updated: 2019/04/14 23:01:31 by vmanzoni ### ########.fr */
/* */
/* ************************************************************************** */
#include "fillit.h"
/*
** Function that read and return a ptr to file
*/
char *read_file(char *file)
{
char buf[BUFF_SIZE];
int fd;
int rv;
int i;
char *result;
if (((fd = open(file, O_RDONLY)) < 0) \
|| ((rv = read(fd, &buf, BUFF_SIZE)) < 0) \
|| !(result = malloc(sizeof(char) * rv)))
return (NULL);
buf[rv] = '\0';
i = 0;
while (buf[i])
{
result[i] = buf[i];
i++;
}
result[i] = '\0';
close(fd);
return (result);
}
/*
** Function that parse a file and return each tetrimino
*/
int parse_input(char *input)
{
char tetri;
int c;
int i;
int j;
c = 0;
while (input[c])
{
i = 0;
while (i < 4)
{
j = 0;
while (j < 4)
{
tetri[j] = input[c++];
j++;
}
if (check_tetri_errors(tetri))
print_error("Error: Tetrimino not valid.\n");
c++;
i++;
}
c++;
}
}