mirror of https://github.com/0intro/conterm
35 lines
518 B
C
35 lines
518 B
C
|
#include <u.h>
|
||
|
|
#include <libc.h>
|
||
|
|
#include "fmtdef.h"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* generic routine for flushing a formatting buffer
|
||
|
|
* to a file descriptor
|
||
|
|
*/
|
||
|
|
int
|
||
|
|
_fmtFdFlush(Fmt *f)
|
||
|
|
{
|
||
|
|
int n;
|
||
|
|
|
||
|
|
n = (char*)f->to - (char*)f->start;
|
||
|
|
if(n && write((int)f->farg, f->start, n) != n)
|
||
|
|
return 0;
|
||
|
|
f->to = f->start;
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
int
|
||
|
|
vfprint(int fd, char *fmt, va_list args)
|
||
|
|
{
|
||
|
|
Fmt f;
|
||
|
|
char buf[256];
|
||
|
|
int n;
|
||
|
|
|
||
|
|
fmtfdinit(&f, fd, buf, sizeof(buf));
|
||
|
|
f.args = args;
|
||
|
|
n = dofmt(&f, fmt);
|
||
|
|
if(n > 0 && _fmtFdFlush(&f) == 0)
|
||
|
|
return -1;
|
||
|
|
return n;
|
||
|
|
}
|