/usr/include/directfb/direct/debug.h is in libdirectfb-dev 1.2.10.0-4.3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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(c) Copyright 2001-2008 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>,
Andreas Hundt <andi@fischlustig.de>,
Sven Neumann <neo@directfb.org>,
Ville Syrjälä <syrjala@sci.fi> and
Claudio Ciccani <klan@users.sf.net>.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __DIRECT__DEBUG_H__
#define __DIRECT__DEBUG_H__
#include <direct/build.h>
#include <stdio.h>
#include <errno.h>
#include <direct/clock.h>
#include <direct/conf.h>
#include <direct/log.h>
#include <direct/messages.h>
#include <direct/system.h>
#include <direct/thread.h>
#include <direct/trace.h>
#include <direct/types.h>
typedef struct {
unsigned int age;
bool enabled;
bool registered;
const char *name;
const char *description;
int name_len;
} DirectDebugDomain;
void direct_debug_config_domain( const char *name, bool enable );
#if DIRECT_BUILD_TEXT
#define D_DEBUG_DOMAIN(identifier,name,description) \
static DirectDebugDomain identifier __attribute__((unused)) \
= { 0, false, false, name, description, sizeof(name) - 1 }
void direct_debug_at_always( DirectDebugDomain *domain,
const char *format, ... ) D_FORMAT_PRINTF(2);
#define d_debug_at( domain, x... ) direct_debug_at_always( &domain, x )
#if DIRECT_BUILD_DEBUGS
void direct_debug( const char *format, ... ) D_FORMAT_PRINTF(1);
void direct_debug_at( DirectDebugDomain *domain,
const char *format, ... ) D_FORMAT_PRINTF(2);
void direct_debug_enter( DirectDebugDomain *domain,
const char *func,
const char *file,
int line,
const char *format, ... ) D_FORMAT_PRINTF(5);
void direct_debug_exit( DirectDebugDomain *domain,
const char *func,
const char *file,
int line,
const char *format, ... ) D_FORMAT_PRINTF(5);
void direct_break( const char *func,
const char *file,
int line,
const char *format, ... ) D_FORMAT_PRINTF(4);
void direct_assertion( const char *exp,
const char *func,
const char *file,
int line );
void direct_assumption( const char *exp,
const char *func,
const char *file,
int line );
#endif
#if DIRECT_BUILD_DEBUG || defined(DIRECT_ENABLE_DEBUG) || defined(DIRECT_FORCE_DEBUG)
#define D_DEBUG_ENABLED (1)
#define D_DEBUG(x...) \
do { \
if (!direct_config || direct_config->debug) \
direct_debug( x ); \
} while (0)
#define D_DEBUG_AT(d,x...) \
do { \
direct_debug_at( &d, x ); \
} while (0)
#define D_DEBUG_ENTER(d,x...) \
do { \
direct_debug_enter( &d, __FUNCTION__, __FILE__, __LINE__, x ); \
} while (0)
#define D_DEBUG_EXIT(d,x...) \
do { \
direct_debug_exit( &d, __FUNCTION__, __FILE__, __LINE__, x ); \
} while (0)
#define D_ASSERT(exp) \
do { \
if (!(exp)) \
direct_assertion( #exp, __FUNCTION__, __FILE__, __LINE__ ); \
} while (0)
#define D_ASSUME(exp) \
do { \
if (!(exp)) \
direct_assumption( #exp, __FUNCTION__, __FILE__, __LINE__ ); \
} while (0)
#define D_BREAK(x...) \
do { \
direct_break( __FUNCTION__, __FILE__, __LINE__, x ); \
} while (0)
#elif defined(DIRECT_MINI_DEBUG)
/*
* Mini debug mode, only D_DEBUG_AT, no domain filters, simple assertion
*/
#define D_DEBUG_ENABLED (2)
#define D_DEBUG_AT(d,x...) \
do { \
if (direct_config->debug) direct_debug_at_always( &d, x ); \
} while (0)
#define D_CHECK(exp, aa) \
do { \
if (!(exp)) { \
long long millis = direct_clock_get_millis(); \
const char *name = direct_thread_self_name(); \
\
direct_log_printf( NULL, \
"(!) [%-15s %3lld.%03lld] (%5d) *** " #aa " [%s] failed *** [%s:%d in %s()]\n", \
name ? name : " NO NAME ", millis / 1000LL, millis % 1000LL, \
direct_gettid(), #exp, __FILE__, __LINE__, __FUNCTION__ ); \
\
direct_trace_print_stack( NULL ); \
} \
} while (0)
#define D_ASSERT(exp) D_CHECK(exp, Assertion)
#define D_ASSUME(exp) D_CHECK(exp, Assumption)
#endif /* MINI_DEBUG / DIRECT_BUILD_DEBUG || DIRECT_ENABLE_DEBUG || DIRECT_FORCE_DEBUG */
#endif /* DIRECT_BUILD_TEXT */
/*
* Fallback definitions, e.g. without DIRECT_BUILD_TEXT or DIRECT_ENABLE_DEBUG
*/
#ifndef D_DEBUG_ENABLED
#define D_DEBUG_ENABLED (0)
#endif
#ifndef D_DEBUG
#define D_DEBUG(x...) do {} while (0)
#endif
#ifndef D_DEBUG_AT
#define D_DEBUG_AT(d,x...) do {} while (0)
#endif
#ifndef D_DEBUG_ENTER
#define D_DEBUG_ENTER(d,x...) do {} while (0)
#endif
#ifndef D_DEBUG_EXIT
#define D_DEBUG_EXIT(d,x...) do {} while (0)
#endif
#ifndef D_ASSERT
#define D_ASSERT(exp) do {} while (0)
#endif
#ifndef D_ASSUME
#define D_ASSUME(exp) do {} while (0)
#endif
#ifndef D_BREAK
#define D_BREAK(x...) do {} while (0)
#endif
#ifndef d_debug_at
#define d_debug_at( domain, x... ) do {} while (0)
#endif
#ifndef D_DEBUG_DOMAIN
#define D_DEBUG_DOMAIN(i,n,d)
#endif
/*
* Magic Assertions & Utilities
*/
#define D_MAGIC(spell) ( (((spell)[sizeof(spell)*8/9] << 24) | \
((spell)[sizeof(spell)*7/9] << 16) | \
((spell)[sizeof(spell)*6/9] << 8) | \
((spell)[sizeof(spell)*5/9] )) ^ \
(((spell)[sizeof(spell)*4/9] << 24) | \
((spell)[sizeof(spell)*3/9] << 16) | \
((spell)[sizeof(spell)*2/9] << 8) | \
((spell)[sizeof(spell)*1/9] )) )
#define D_MAGIC_SET(o,m) do { \
D_ASSERT( (o) != NULL ); \
D_ASSUME( (o)->magic != D_MAGIC(#m) ); \
\
(o)->magic = D_MAGIC(#m); \
} while (0)
#define D_MAGIC_SET_ONLY(o,m) do { \
D_ASSERT( (o) != NULL ); \
\
(o)->magic = D_MAGIC(#m); \
} while (0)
#define D_MAGIC_ASSERT(o,m) do { \
D_ASSERT( (o) != NULL ); \
D_ASSERT( (o)->magic == D_MAGIC(#m) ); \
} while (0)
#define D_MAGIC_ASSUME(o,m) do { \
D_ASSUME( (o) != NULL ); \
if (o) \
D_ASSUME( (o)->magic == D_MAGIC(#m) ); \
} while (0)
#define D_MAGIC_ASSERT_IF(o,m) do { \
if (o) \
D_ASSERT( (o)->magic == D_MAGIC(#m) ); \
} while (0)
#define D_MAGIC_CLEAR(o) do { \
D_ASSERT( (o) != NULL ); \
D_ASSUME( (o)->magic != 0 ); \
\
(o)->magic = 0; \
} while (0)
#endif
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