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/* Debugging routines for the remote server for GDB.
Copyright (C) 2014-2021 Free Software Foundation, Inc.
This file is part of GDB.
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 3 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, see <http://www.gnu.org/licenses/>. */
#ifndef GDBSERVER_DEBUG_H
#define GDBSERVER_DEBUG_H
#if !defined (IN_PROCESS_AGENT)
extern int remote_debug;
/* Switch all debug output to DEBUG_FILE. If DEBUG_FILE is nullptr or an
empty string, or if the file cannot be opened, then debug output is sent to
stderr. */
void debug_set_output (const char *debug_file);
#endif
extern int using_threads;
/* Enable miscellaneous debugging output. The name is historical - it
was originally used to debug LinuxThreads support. */
extern int debug_threads;
extern int debug_timestamp;
void debug_flush (void);
void do_debug_enter (const char *function_name);
void do_debug_exit (const char *function_name);
/* Async signal safe debug output function that calls write directly. */
ssize_t debug_write (const void *buf, size_t nbyte);
/* These macros are for use in major functions that produce a lot of
debugging output. They help identify in the mass of debugging output
when these functions enter and exit. debug_enter is intended to be
called at the start of a function, before any other debugging output.
debug_exit is intended to be called at the end of the same function,
after all debugging output. */
#ifdef FUNCTION_NAME
#define debug_enter() \
do { do_debug_enter (FUNCTION_NAME); } while (0)
#define debug_exit() \
do { do_debug_exit (FUNCTION_NAME); } while (0)
#else
#define debug_enter() \
do { } while (0)
#define debug_exit() \
do { } while (0)
#endif
#endif /* GDBSERVER_DEBUG_H */
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