1 /* GDB-friendly replacement for <assert.h>.
2 Copyright (C) 2000-2015 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 /* A static assertion. This will cause a compile-time error if EXPR,
23 which must be a compile-time constant, is false. */
25 #define gdb_static_assert(expr) \
26 extern int never_defined_just_used_for_checking[(expr) ? 1 : -1]
28 /* PRAGMATICS: "gdb_assert.h":gdb_assert() is a lower case (rather
29 than upper case) macro since that provides the closest fit to the
30 existing lower case macro <assert.h>:assert() that it is
33 #define gdb_assert(expr) \
34 ((void) ((expr) ? 0 : \
35 (gdb_assert_fail (#expr, __FILE__, __LINE__, FUNCTION_NAME), 0)))
37 /* This prints an "Assertion failed" message, asking the user if they
38 want to continue, dump core, or just exit. */
39 #if defined (FUNCTION_NAME)
40 #define gdb_assert_fail(assertion, file, line, function) \
41 internal_error (file, line, _("%s: Assertion `%s' failed."), \
44 #define gdb_assert_fail(assertion, file, line, function) \
45 internal_error (file, line, _("Assertion `%s' failed."), \
49 /* The canonical form of gdb_assert (0).
50 MESSAGE is a string to include in the error message. */
52 #if defined (FUNCTION_NAME)
53 #define gdb_assert_not_reached(message) \
54 internal_error (__FILE__, __LINE__, "%s: %s", FUNCTION_NAME, _(message))
56 #define gdb_assert_not_reached(message) \
57 internal_error (__FILE__, __LINE__, _(message))
60 #endif /* gdb_assert.h */
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