iup-stack/fftw/api/mkprinter-str.c

62 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"
typedef struct {
printer super;
size_t *cnt;
} P_cnt;
static void putchr_cnt(printer * p_, char c)
{
P_cnt *p = (P_cnt *) p_;
UNUSED(c);
++*p->cnt;
}
printer *X(mkprinter_cnt)(size_t *cnt)
{
P_cnt *p = (P_cnt *) X(mkprinter)(sizeof(P_cnt), putchr_cnt, 0);
p->cnt = cnt;
*cnt = 0;
return &p->super;
}
typedef struct {
printer super;
char *s;
} P_str;
static void putchr_str(printer * p_, char c)
{
P_str *p = (P_str *) p_;
*p->s++ = c;
*p->s = 0;
}
printer *X(mkprinter_str)(char *s)
{
P_str *p = (P_str *) X(mkprinter)(sizeof(P_str), putchr_str, 0);
p->s = s;
*s = 0;
return &p->super;
}