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/* General utility routines for the remote server for GDB.
Copyright (C) 1986-2020 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"
#ifdef IN_PROCESS_AGENT
# define PREFIX "ipa: "
# define TOOLNAME "GDBserver in-process agent"
#else
# define PREFIX "gdbserver: "
# define TOOLNAME "GDBserver"
#endif
/* Generally useful subroutines used throughout the program. */
void
malloc_failure (long size)
{
fprintf (stderr,
PREFIX "ran out of memory while trying to allocate %lu bytes\n",
(unsigned long) size);
exit (1);
}
/* Print the system error message for errno, and also mention STRING
as the file name for which the error was encountered.
Then return to command level. */
void
perror_with_name (const char *string)
{
const char *err;
char *combined;
err = safe_strerror (errno);
if (err == NULL)
err = "unknown error";
combined = (char *) alloca (strlen (err) + strlen (string) + 3);
strcpy (combined, string);
strcat (combined, ": ");
strcat (combined, err);
error ("%s.", combined);
}
/* Print an error message and return to top level. */
void
verror (const char *string, va_list args)
{
#ifdef IN_PROCESS_AGENT
fflush (stdout);
vfprintf (stderr, string, args);
fprintf (stderr, "\n");
exit (1);
#else
throw_verror (GENERIC_ERROR, string, args);
#endif
}
void
vwarning (const char *string, va_list args)
{
fprintf (stderr, PREFIX);
vfprintf (stderr, string, args);
fprintf (stderr, "\n");
}
/* Report a problem internal to GDBserver, and exit. */
void
internal_verror (const char *file, int line, const char *fmt, va_list args)
{
fprintf (stderr, "\
%s:%d: A problem internal to " TOOLNAME " has been detected.\n", file, line);
vfprintf (stderr, fmt, args);
fprintf (stderr, "\n");
exit (1);
}
/* Report a problem internal to GDBserver. */
void
internal_vwarning (const char *file, int line, const char *fmt, va_list args)
{
fprintf (stderr, "\
%s:%d: A problem internal to " TOOLNAME " has been detected.\n", file, line);
vfprintf (stderr, fmt, args);
fprintf (stderr, "\n");
}
/* Convert a CORE_ADDR into a HEX string, like %lx.
The result is stored in a circular static buffer, NUMCELLS deep. */
char *
paddress (CORE_ADDR addr)
{
return phex_nz (addr, sizeof (CORE_ADDR));
}
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