gdbserver/debug.h

   1 /* Debugging routines for the remote server for GDB.
   2    Copyright (C) 2014-2022 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef GDBSERVER_DEBUG_H
  20 #define GDBSERVER_DEBUG_H
  21
  22 #if !defined (IN_PROCESS_AGENT)
  23 extern bool remote_debug;
  24
  25 /* Print a "remote" debug statement.  */
  26
  27 #define remote_debug_printf(fmt, ...) \
  28   debug_prefixed_printf_cond (remote_debug, \
  29                               "remote", fmt, ##__VA_ARGS__)
  30
  31 /* Switch all debug output to DEBUG_FILE.  If DEBUG_FILE is nullptr or an
  32    empty string, or if the file cannot be opened, then debug output is sent to
  33    stderr.  */
  34 void debug_set_output (const char *debug_file);
  35 #endif
  36
  37 extern int using_threads;
  38
  39 /* Enable miscellaneous debugging output.  The name is historical - it
  40    was originally used to debug LinuxThreads support.  */
  41
  42 extern bool debug_threads;
  43
  44 /* Print a "threads" debug statement.  */
  45
  46 #define threads_debug_printf(fmt, ...) \
  47   debug_prefixed_printf_cond (debug_threads, \
  48                               "threads", fmt, ##__VA_ARGS__)
  49
  50 /* Print "threads" enter/exit debug statements.  */
  51
  52 #define THREADS_SCOPED_DEBUG_ENTER_EXIT \
  53   scoped_debug_enter_exit (debug_threads, "threads")
  54
  55 extern int debug_timestamp;
  56
  57 void debug_flush (void);
  58
  59 /* Async signal safe debug output function that calls write directly.  */
  60 ssize_t debug_write (const void *buf, size_t nbyte);
  61
  62 #endif /* GDBSERVER_DEBUG_H */