libc/misc/dirent/rewinddir.c


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#include <errno.h>
#include <unistd.h>
#include "dirstream.h"


/* rewinddir() just does an lseek(fd,0,0) - see close for comments */
void rewinddir(DIR * dir)
{
	if (!dir) {
		errno = EBADF;
		return;
	}
	lseek(dir->dd_fd, 0, SEEK_SET);
	dir->dd_nextoff = dir->dd_nextloc = dir->dd_size = 0;
}