1 /* GDB-friendly replacement for <assert.h>.
2 Copyright (C) 2000, 2001, 2007, 2008, 2009, 2010, 2011
3 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/>. */
23 /* PRAGMATICS: "gdb_assert.h":gdb_assert() is a lower case (rather
24 than upper case) macro since that provides the closest fit to the
25 existing lower case macro <assert.h>:assert() that it is
28 #define gdb_assert(expr) \
29 ((void) ((expr) ? 0 : \
30 (gdb_assert_fail (#expr, __FILE__, __LINE__, ASSERT_FUNCTION), 0)))
32 /* Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__'
33 which contains the name of the function currently being defined.
34 This is broken in G++ before version 2.6.
35 C9x has a similar variable called __func__, but prefer the GCC one since
36 it demangles C++ function names. */
37 #if (GCC_VERSION >= 2004)
38 #define ASSERT_FUNCTION __PRETTY_FUNCTION__
40 #if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
41 #define ASSERT_FUNCTION __func__
45 /* This prints an "Assertion failed" message, asking the user if they
46 want to continue, dump core, or just exit. */
47 #if defined (ASSERT_FUNCTION)
48 #define gdb_assert_fail(assertion, file, line, function) \
49 internal_error (file, line, _("%s: Assertion `%s' failed."), \
52 #define gdb_assert_fail(assertion, file, line, function) \
53 internal_error (file, line, _("Assertion `%s' failed."), \
57 /* The canonical form of gdb_assert (0).
58 MESSAGE is a string to include in the error message. */
60 #if defined (ASSERT_FUNCTION)
61 #define gdb_assert_not_reached(message) \
62 internal_error (__FILE__, __LINE__, "%s: %s", ASSERT_FUNCTION, _(message))
64 #define gdb_assert_not_reached(message) \
65 internal_error (__FILE__, __LINE__, _(message))
68 #endif /* gdb_assert.h */
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