mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-24 21:45:12 +00:00
59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/*
|
|
* Copyright (c) 2003, 2007-14 Matteo Frigo
|
|
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#include "api/api.h"
|
|
#include <stdio.h>
|
|
|
|
#define BUFSZ 256
|
|
|
|
typedef struct {
|
|
printer super;
|
|
FILE *f;
|
|
char buf[BUFSZ];
|
|
char *bufw;
|
|
} P;
|
|
|
|
static void myflush(P *p)
|
|
{
|
|
fwrite(p->buf, 1, p->bufw - p->buf, p->f);
|
|
p->bufw = p->buf;
|
|
}
|
|
|
|
static void myputchr(printer *p_, char c)
|
|
{
|
|
P *p = (P *) p_;
|
|
if (p->bufw >= p->buf + BUFSZ)
|
|
myflush(p);
|
|
*p->bufw++ = c;
|
|
}
|
|
|
|
static void mycleanup(printer *p_)
|
|
{
|
|
P *p = (P *) p_;
|
|
myflush(p);
|
|
}
|
|
|
|
printer *X(mkprinter_file)(FILE *f)
|
|
{
|
|
P *p = (P *) X(mkprinter)(sizeof(P), myputchr, mycleanup);
|
|
p->f = f;
|
|
p->bufw = p->buf;
|
|
return &p->super;
|
|
}
|