/usr/include/directfb/direct/os/log.h is in libdirectfb-dev 1.7.7-8.
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 2012-2013 DirectFB integrated media GmbH
(c) Copyright 2001-2013 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 Shimokawa <andi@directfb.org>,
Marek Pikarski <mass@directfb.org>,
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__OS__LOG_H__
#define __DIRECT__OS__LOG_H__
#include <direct/os/mutex.h>
/**********************************************************************************************************************/
typedef enum {
DLT_STDERR, /* Simply print out log on stderr or comparable, e.g. using printk. */
DLT_FILE, /* Write log into a file. */
DLT_UDP /* Send out log via UDP. */
} DirectLogType;
/**********************************************************************************************************************/
typedef DirectResult (*DirectLogWriteFunc) ( DirectLog *log,
const char *buffer,
size_t bytes );
typedef DirectResult (*DirectLogFlushFunc) ( DirectLog *log,
bool sync );
typedef DirectResult (*DirectLogSetBufferFunc)( DirectLog *log,
char *buffer,
size_t bytes );
/**********************************************************************************************************************/
struct __D_DirectLog {
int magic;
DirectLogType type;
DirectMutex lock;
void *data;
DirectLogWriteFunc write;
DirectLogFlushFunc flush;
DirectLogSetBufferFunc set_buffer;
};
/**********************************************************************************************************************/
/*
* Initializes a logging facility.
*
* For each 'log->type' the 'param' has a different meaning:
* DLT_STDERR ignored (leave NULL)
* DLT_FILE file name
* DLT_UDP <ip>:<port>
*
* Implementation may set 'log->data' and should at least provide 'log->write' callback!
*/
DirectResult direct_log_init ( DirectLog *log,
const char *param );
/*
* Destroys a logging facility.
*/
DirectResult direct_log_deinit( DirectLog *log );
void direct_log_debug_delay( bool min );
#endif
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