1/* GDB-friendly replacement for <assert.h>. 2 Copyright (C) 2000, 2001, 2007 Free Software Foundation, Inc. 3 4 This file is part of GDB. 5 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. 10 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. 15 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/>. */ 18 19#ifndef GDB_ASSERT_H 20#define GDB_ASSERT_H 21 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 25 replacing. */ 26 27#define gdb_assert(expr) \ 28 ((void) ((expr) ? 0 : \ 29 (gdb_assert_fail (#expr, __FILE__, __LINE__, ASSERT_FUNCTION), 0))) 30 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__ 38#else 39#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L 40#define ASSERT_FUNCTION __func__ 41#endif 42#endif 43 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."), \ 49 function, assertion) 50#else 51#define gdb_assert_fail(assertion, file, line, function) \ 52 internal_error (file, line, _("Assertion `%s' failed."), \ 53 assertion) 54#endif 55 56#endif /* gdb_assert.h */ 57