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/*
* Copyright (c) 2003 Matteo Frigo
* Copyright (c) 2003 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* $Id: print.c,v 1.1 2008/10/17 06:11:29 scuri Exp $ */
#include "ifftw.h"
#include <stddef.h>
#include <stdarg.h>
#include <stdio.h>
#define BSZ 64
static void myputs(printer *p, const char *s)
{
char c;
while ((c = *s++))
p->putchr(p, c);
}
static void vprint(printer *p, const char *format, va_list ap)
{
char buf[BSZ];
const char *s = format;
char c;
int i;
for (i = 0; i < p->indent; ++i)
p->putchr(p, ' ');
while ((c = *s++)) {
switch (c) {
case '%':
switch ((c = *s++)) {
case 'M': {
/* md5 value */
md5uint x = va_arg(ap, md5uint);
x = 0xffffffffUL & x;
sprintf(buf, "%8.8lx", (unsigned long)x);
goto putbuf;
}
case 'c': {
int x = va_arg(ap, int);
p->putchr(p, x);
break;
}
case 's': {
char *x = va_arg(ap, char *);
if (x)
myputs(p, x);
else
goto putnull;
break;
}
case 'd': {
int x = va_arg(ap, int);
sprintf(buf, "%d", x);
goto putbuf;
}
case 't': {
ptrdiff_t x;
A(*s == 'd');
s += 1;
x = va_arg(ap, ptrdiff_t);
/* should use C99 %td here, but
this is not yet widespread enough */
sprintf(buf, "%ld", (long) x);
goto putbuf;
}
case 'f': case 'e': case 'g': {
char fmt[3] = "%x";
double x = va_arg(ap, double);
fmt[1] = c;
sprintf(buf, fmt, x);
goto putbuf;
}
case 'v': {
/* print optional vector length */
int x = va_arg(ap, int);
if (x > 1) {
sprintf(buf, "-x%d", x);
goto putbuf;
}
break;
}
case 'o': {
/* integer option. Usage: %oNAME= */
int x = va_arg(ap, int);
if (x)
p->putchr(p, '/');
while ((c = *s++) != '=')
if (x)
p->putchr(p, c);
if (x) {
sprintf(buf, "=%d", x);
goto putbuf;
}
break;
}
case 'u': {
unsigned x = va_arg(ap, unsigned);
sprintf(buf, "%u", x);
goto putbuf;
}
case 'x': {
unsigned x = va_arg(ap, unsigned);
sprintf(buf, "%x", x);
goto putbuf;
}
case '(': {
/* newline, augment indent level */
p->putchr(p, '\n');
p->indent += p->indent_incr;
break;
}
case ')': {
/* decrement indent level */
p->indent -= p->indent_incr;
break;
}
case 'p': { /* note difference from C's %p */
/* print plan */
plan *x = va_arg(ap, plan *);
if (x)
x->adt->print(x, p);
else
goto putnull;
break;
}
case 'P': {
/* print problem */
problem *x = va_arg(ap, problem *);
if (x)
x->adt->print(x, p);
else
goto putnull;
break;
}
case 'T': {
/* print tensor */
tensor *x = va_arg(ap, tensor *);
if (x)
X(tensor_print)(x, p);
else
goto putnull;
break;
}
default:
A(0 /* unknown format */);
break;
putbuf:
myputs(p, buf);
break;
putnull:
myputs(p, "(null)");
break;
}
break;
default:
p->putchr(p, c);
break;
}
}
}
static void print(printer *p, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vprint(p, format, ap);
va_end(ap);
}
printer *X(mkprinter)(size_t size,
void (*putchr)(printer *p, char c),
void (*cleanup)(printer *p))
{
printer *s = (printer *)MALLOC(size, OTHER);
s->print = print;
s->vprint = vprint;
s->putchr = putchr;
s->cleanup = cleanup;
s->indent = 0;
s->indent_incr = 2;
return s;
}
void X(printer_destroy)(printer *p)
{
if (p->cleanup)
p->cleanup(p);
X(ifree)(p);
}
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