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/*--------------------------------------------------------------------*/
/*--- Printing libc stuff.                    pub_core_libcprint.h ---*/
/*--------------------------------------------------------------------*/

/*
   This file is part of Valgrind, a dynamic binary instrumentation
   framework.

   Copyright (C) 2000-2015 Julian Seward
      jseward@acm.org

   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.

   The GNU General Public License is contained in the file COPYING.
*/

#ifndef __PUB_CORE_LIBCPRINT_H
#define __PUB_CORE_LIBCPRINT_H

//--------------------------------------------------------------------
// PURPOSE: This module contains all the libc code that is related to
// higher-level (ie. higher than DebugLog) printing, eg. VG_(printf)().
//--------------------------------------------------------------------

#include "pub_tool_libcprint.h"

/* An output file descriptor wrapped up with a Bool indicating whether
   or not the fd is a socket. */
typedef
   struct { Int fd; Bool is_socket; }
   OutputSink;
 
/* And the destinations for normal and XML output. */
extern OutputSink VG_(log_output_sink);
extern OutputSink VG_(xml_output_sink);

/* Get the elapsed wallclock time since startup into buf which has size
   bufsize. The function will assert if bufsize is not large enough.
   Upon return, buf will contain the zero-terminated wallclock time as
   a string. The function also relies on the
   millisecond timer having been set to zero by an initial read in
   m_main during startup. */
void VG_(elapsed_wallclock_time) ( /*OUT*/HChar* buf, SizeT bufsize );

/* Call this if the executable is missing.  This function prints an
   error message, then shuts down the entire system. */
__attribute__((noreturn))
extern void VG_(err_missing_prog) ( void );

/* Similarly - complain and stop if there is some kind of config
   error. */
__attribute__((noreturn))
extern void VG_(err_config_error) ( const HChar* format, ... );

/* Called by main_process_cmd_line_options to indicate an unrecognised
   command line option. */
__attribute__((noreturn))
extern void VG_(fmsg_unknown_option) ( const HChar *opt );

#endif   // __PUB_CORE_LIBCPRINT_H

/*--------------------------------------------------------------------*/
/*--- end                                                          ---*/
/*--------------------------------------------------------------------*/