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valid.c
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#include "fillit.h"
int is_block(char *buff)
{
FILLIT_MACRO;
x = 0;
while (buff[x])
{
while (i++ < 21)
{
if (buff[x] == '#' && buff[x + 5] == '#')
count++;
if (buff[x] == '#' && buff[x - 5] == '#')
count++;
if (buff[x] == '#' && buff[x + 1] == '#')
count++;
if (buff[x] == '#' && buff[x - 1] == '#')
count++;
x++;
}
if (count != 6 && count != 8)
return (1);
i = 0;
count = 0;
}
return (0);
}
int valid(char *buff)
{
FILLIT_MACRO;
x = 0;
y = 1;
while (buff[x])
{
i = 0;
count = 0;
while (++i < 19)
{
if (buff[x] != '\n' && buff[x] != '.' && buff[x] != '#')
return (1);
if (buff[x] == '#')
count++;
if (buff[x] == '\n' && ((x + y) % 5 != 0))
return (2);
x++;
}
if (count != 4)
return (3);
x += 3;
y--;
}
if (is_block(buff) != 0)
return (5);
return (0);
}
t_list *checker(char *file)
{
int fd;
char buff[BUFF_SIZE];
FILLIT_MACRO;
fd = open(file, O_RDONLY);
i = read(fd, buff, BUFF_SIZE);
close(fd);
if (i > 544 || i < 19 || (i + 2) % 21 != 0)
return (0);
if (valid(buff) != 0)
return (0);
return (make_list(buff));
}