107813fa3fdd05464864df48ce3b4334405b913a
1 /* Safe version of strerror for POSIX systems for GDB, the GNU debugger.
3 Copyright (C) 2006-2019 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #include "common-defs.h"
23 /* Implementation of safe_strerror as defined in common-utils.h. */
26 safe_strerror (int errnum
)
28 static thread_local
char buf
[1024];
30 /* Assign the return value to an int, so we get an error if we accidentally
31 get the wrong version of this function (glibc has two of them...). */
32 int ret
= strerror_r (errnum
, buf
, sizeof (buf
));
36 xsnprintf (buf
, sizeof buf
, "(undocumented errno %d)", errnum
);
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