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/*
* Copyright (c) 2015-2018, NVIDIA CORPORATION. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "gbldefs.h"
#include "global.h"
#include "go.h"
#include <stdio.h>
#if DEBUG + 0
#include <stdarg.h>
void
dbgprintf(const char *format, ...)
{
if ((flg.dbg[64] & 1) || flg.dbg[65] > 0) {
FILE *f = gbl.dbgfil ? gbl.dbgfil : stderr;
va_list va;
va_start(va, format);
vfprintf(f, format, va);
va_end(va);
}
}
/*
* yes(), yes_silent(), and no() are returned by go_odometer() to effect
* debug output and return a particular Boolean value.
*/
/* do vfprintf() and return true */
static int
yes(const char *format, ...)
{
FILE *f = gbl.dbgfil ? gbl.dbgfil : stderr;
va_list va;
va_start(va, format);
vfprintf(f, format, va);
va_end(va);
fputc('\n', f);
return true;
}
/* no output, just return true */
static int
yes_silent(const char *format, ...)
{
return true;
}
/* do vfprintf() and return false */
static int
no(const char *format, ...)
{
FILE *f = gbl.dbgfil ? gbl.dbgfil : stderr;
va_list va;
va_start(va, format);
vfprintf(f, format, va);
va_end(va);
fputc('\n', f);
return false;
}
/* Implementation of the go() macro, which passes __FILE__ and __LINE__
* to each call.
*/
int (*go_odometer(const char *file, int line))(const char *format, ...)
{
if ((flg.dbg[64] & 1) || flg.dbg[65] > 0) {
static int odometer = 0;
if (++odometer < flg.dbg[65] || flg.dbg[65] <= 0) {
if (odometer + 1 == flg.dbg[65])
dbgprintf("[%d LAST!]%s(%d): ", odometer, file, line);
else
dbgprintf("[%d]%s(%d): ", odometer, file, line);
return yes;
} else {
dbgprintf("[%d NO]%s(%d): ", odometer, file, line);
return no;
}
} else {
return yes_silent;
}
}
#endif /* DEBUG && __STDC__ */
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