1 /* General utility routines for the remote server for GDB.
2 Copyright (C) 1986-2023 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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/>. */
21 #ifdef IN_PROCESS_AGENT
22 # define PREFIX "ipa: "
23 # define TOOLNAME "GDBserver in-process agent"
25 # define PREFIX "gdbserver: "
26 # define TOOLNAME "GDBserver"
29 /* Generally useful subroutines used throughout the program. */
31 /* If in release mode, just exit. This avoids potentially littering
32 the filesystem of small embedded targets with core files. If in
33 development mode however, abort, producing core files to help with
34 debugging GDBserver. */
35 static void ATTRIBUTE_NORETURN
46 malloc_failure (long size
)
49 PREFIX
"ran out of memory while trying to allocate %lu bytes\n",
50 (unsigned long) size
);
54 /* Print the system error message for errno, and also mention STRING
55 as the file name for which the error was encountered.
56 Then return to command level. */
59 perror_with_name (const char *string
)
64 err
= safe_strerror (errno
);
66 err
= "unknown error";
68 combined
= (char *) alloca (strlen (err
) + strlen (string
) + 3);
69 strcpy (combined
, string
);
70 strcat (combined
, ": ");
71 strcat (combined
, err
);
73 error ("%s.", combined
);
76 /* Print an error message and return to top level. */
79 verror (const char *string
, va_list args
)
81 #ifdef IN_PROCESS_AGENT
83 vfprintf (stderr
, string
, args
);
84 fprintf (stderr
, "\n");
87 throw_verror (GENERIC_ERROR
, string
, args
);
92 vwarning (const char *string
, va_list args
)
94 fprintf (stderr
, PREFIX
);
95 vfprintf (stderr
, string
, args
);
96 fprintf (stderr
, "\n");
99 /* Report a problem internal to GDBserver, and abort/exit. */
102 internal_verror (const char *file
, int line
, const char *fmt
, va_list args
)
105 %s:%d: A problem internal to " TOOLNAME
" has been detected.\n", file
, line
);
106 vfprintf (stderr
, fmt
, args
);
107 fprintf (stderr
, "\n");
111 /* Report a problem internal to GDBserver. */
114 internal_vwarning (const char *file
, int line
, const char *fmt
, va_list args
)
117 %s:%d: A problem internal to " TOOLNAME
" has been detected.\n", file
, line
);
118 vfprintf (stderr
, fmt
, args
);
119 fprintf (stderr
, "\n");
122 /* Convert a CORE_ADDR into a HEX string, like %lx.
123 The result is stored in a circular static buffer, NUMCELLS deep. */
126 paddress (CORE_ADDR addr
)
128 return phex_nz (addr
, sizeof (CORE_ADDR
));