1 /* GDB-friendly replacement for <assert.h>.
2 Copyright (C) 2000, 2001, 2007, 2008 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/>. */
22 /* PRAGMATICS: "gdb_assert.h":gdb_assert() is a lower case (rather
23 than upper case) macro since that provides the closest fit to the
24 existing lower case macro <assert.h>:assert() that it is
27 #define gdb_assert(expr) \
28 ((void) ((expr) ? 0 : \
29 (gdb_assert_fail (#expr, __FILE__, __LINE__, ASSERT_FUNCTION), 0)))
31 /* Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__'
32 which contains the name of the function currently being defined.
33 This is broken in G++ before version 2.6.
34 C9x has a similar variable called __func__, but prefer the GCC one since
35 it demangles C++ function names. */
36 #if (GCC_VERSION >= 2004)
37 #define ASSERT_FUNCTION __PRETTY_FUNCTION__
39 #if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
40 #define ASSERT_FUNCTION __func__
44 /* This prints an "Assertion failed" message, aksing the user if they
45 want to continue, dump core, or just exit. */
46 #if defined (ASSERT_FUNCTION)
47 #define gdb_assert_fail(assertion, file, line, function) \
48 internal_error (file, line, _("%s: Assertion `%s' failed."), \
51 #define gdb_assert_fail(assertion, file, line, function) \
52 internal_error (file, line, _("Assertion `%s' failed."), \
56 #endif /* gdb_assert.h */
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