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markom |
/* GDB-friendly replacement for <assert.h>.
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Copyright 2000, 2001 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef GDB_ASSERT_H
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#define GDB_ASSERT_H
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/* PRAGMATICS: "gdb_assert.h":gdb_assert() is a lower case (rather
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than upper case) macro since that provides the closest fit to the
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existing lower case macro <assert.h>:assert() that it is
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replacing. */
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#define gdb_assert(expr) \
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((void) ((expr) ? 0 : \
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(gdb_assert_fail (#expr, __FILE__, __LINE__, ASSERT_FUNCTION), 0)))
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/* Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__'
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which contains the name of the function currently being defined.
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This is broken in G++ before version 2.6.
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C9x has a similar variable called __func__, but prefer the GCC one since
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it demangles C++ function names. */
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#if (GCC_VERSION >= 2004)
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#define ASSERT_FUNCTION __PRETTY_FUNCTION__
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#else
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#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
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#define ASSERT_FUNCTION __func__
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#else
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#define ASSERT_FUNCTION ((const char *) 0)
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#endif
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#endif
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/* This prints an "Assertion failed" message, aksing the user if they
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want to continue, dump core, or just exit. */
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#define gdb_assert_fail(assertion, file, line, function) \
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internal_error (file, line, "%s%sAssertion `%s' failed.", \
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function ? function : "", function ? ": " : "", \
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assertion)
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#endif /* gdb_assert.h */
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