1 /* GDB-friendly replacement for <assert.h>. 2 Copyright 2000, 2001 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 2 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, write to the Free Software 18 Foundation, Inc., 59 Temple Place - Suite 330, 19 Boston, MA 02111-1307, USA. */ 20 21 #ifndef GDB_ASSERT_H 22 #define GDB_ASSERT_H 23 24 /* PRAGMATICS: "gdb_assert.h":gdb_assert() is a lower case (rather 25 than upper case) macro since that provides the closest fit to the 26 existing lower case macro <assert.h>:assert() that it is 27 replacing. */ 28 29 #define gdb_assert(expr) \ 30 ((void) ((expr) ? 0 : \ 31 (gdb_assert_fail (#expr, __FILE__, __LINE__, ASSERT_FUNCTION), 0))) 32 33 /* Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__' 34 which contains the name of the function currently being defined. 35 This is broken in G++ before version 2.6. 36 C9x has a similar variable called __func__, but prefer the GCC one since 37 it demangles C++ function names. */ 38 #if (GCC_VERSION >= 2004) 39 #define ASSERT_FUNCTION __PRETTY_FUNCTION__ 40 #else 41 #if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L 42 #define ASSERT_FUNCTION __func__ 43 #endif 44 #endif 45 46 /* This prints an "Assertion failed" message, aksing the user if they 47 want to continue, dump core, or just exit. */ 48 #if defined (ASSERT_FUNCTION) 49 #define gdb_assert_fail(assertion, file, line, function) \ 50 internal_error (file, line, "%s: Assertion `%s' failed.", \ 51 function, assertion) 52 #else 53 #define gdb_assert_fail(assertion, file, line, function) \ 54 internal_error (file, line, "Assertion `%s' failed.", \ 55 assertion) 56 #endif 57 58 #endif /* gdb_assert.h */ 59