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/* Debugging routines for the remote server for GDB.
Copyright (C) 2014-2015 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/>. */
#include "server.h"
#include "gdb_sys_time.h"
/* Enable miscellaneous debugging output. The name is historical - it
was originally used to debug LinuxThreads support. */
int debug_threads;
/* Include timestamps in debugging output. */
int debug_timestamp;
/* Print a debugging message.
If the text begins a new line it is preceded by a timestamp, if the
system has gettimeofday.
We don't get fancy with newline checking, we just check whether the
previous call ended with "\n". */
void
debug_vprintf (const char *format, va_list ap)
{
#if !defined (IN_PROCESS_AGENT)
/* N.B. Not thread safe, and can't be used, as is, with IPA. */
static int new_line = 1;
if (debug_timestamp && new_line)
{
struct timeval tm;
gettimeofday (&tm, NULL);
/* If gettimeofday doesn't exist, and as a portability solution it has
been replaced with, e.g., time, then it doesn't make sense to print
the microseconds field. Is there a way to check for that? */
fprintf (stderr, "%ld:%06ld ", (long) tm.tv_sec, (long) tm.tv_usec);
}
#endif
vfprintf (stderr, format, ap);
#if !defined (IN_PROCESS_AGENT)
if (*format)
new_line = format[strlen (format) - 1] == '\n';
#endif
}
/* Flush debugging output.
This is called, for example, when starting an inferior to ensure all debug
output thus far appears before any inferior output. */
void
debug_flush (void)
{
fflush (stderr);
}
/* Notify the user that the code is entering FUNCTION_NAME.
FUNCTION_NAME is the name of the calling function, or NULL if unknown.
This is intended to be called via the debug_enter macro. */
void
do_debug_enter (const char *function_name)
{
if (function_name != NULL)
debug_printf (">>>> entering %s\n", function_name);
}
/* Notify the user that the code is exiting FUNCTION_NAME.
FUNCTION_NAME is the name of the calling function, or NULL if unknown.
This is intended to be called via the debug_exit macro. */
void
do_debug_exit (const char *function_name)
{
if (function_name != NULL)
debug_printf ("<<<< exiting %s\n", function_name);
}
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