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| | #include <dirent.h>
#include <errno.h>
#include <stddef.h>
#include "__dirent.h"
#include "syscall.h"
typedef char dirstream_buf_alignment_check[1-2*(int)(
offsetof(struct __dirstream, buf) % sizeof(off_t))];
struct dirent *readdir(DIR *dir)
{
struct dirent *de;
if (dir->buf_pos >= dir->buf_end) {
int len = __syscall(SYS_getdents, dir->fd, dir->buf, sizeof dir->buf);
if (len <= 0) {
if (len < 0 && len != -ENOENT) errno = -len;
return 0;
}
dir->buf_end = len;
dir->buf_pos = 0;
}
de = (void *)(dir->buf + dir->buf_pos);
dir->buf_pos += de->d_reclen;
dir->tell = de->d_off;
return de;
}
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