summaryrefslogtreecommitdiff
path: root/src/stdio/__towrite.c
blob: ba67e0dfc36b9efb3212da277e96a3b05997eb8b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
#include "stdio_impl.h"

int __towrite(FILE *f)
{
	f->mode |= f->mode-1;
	if (f->flags & (F_NOWR)) {
		f->flags |= F_ERR;
		return EOF;
	}
	/* Clear read buffer (easier than summoning nasal demons) */
	f->rpos = f->rend = 0;

	/* Activate write through the buffer. */
	f->wpos = f->wbase = f->buf;
	f->wend = f->buf + f->buf_size;

	return 0;
}

const int __towrite_used = 1;

void __flush_on_exit()
{
	__stdio_exit();
}