1 /* sane - Scanner Access Now Easy. 2 3 Copyright (C) 2001 by Henning Meier-Geinitz 4 5 This file is part of the SANE package. 6 7 SANE is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 2 of the License, or (at your 10 option) any later version. 11 12 SANE is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with sane; see the file COPYING. 19 If not, see <https://www.gnu.org/licenses/>. 20 21 As a special exception, the authors of SANE give permission for 22 additional uses of the libraries contained in this release of SANE. 23 24 The exception is that, if you link a SANE library with other files 25 to produce an executable, this does not by itself cause the 26 resulting executable to be covered by the GNU General Public 27 License. Your use of that executable is in no way restricted on 28 account of linking the SANE library code into it. 29 30 This exception does not, however, invalidate any other reasons why 31 the executable file might be covered by the GNU General Public 32 License. 33 34 If you submit changes to SANE to the maintainers to be included in 35 a subsequent release, you agree by submitting the changes that 36 those changes may be distributed with this exception intact. 37 38 If you write modifications of your own for SANE, it is your choice 39 whether to permit this exception to apply to your modifications. 40 If you do not wish that, delete this exception notice. 41 42 Choose suitable implementation of assert. 43 */ 44 45 #ifndef lassert_h 46 #define lassert_h 47 48 /* The idea is from the gcc header file assert.h. */ 49 50 #if defined __GNUC__ && defined _AIX 51 /* The implementation of assert of gcc on AIX is in libgcc.a. This 52 doesn't work with shared libraries. So let's make our own assert(). */ 53 #define assert(arg) \ 54 ((void) ((arg) ? 0 : lassert (arg, __FILE__, __LINE__))) 55 #define lassert(arg, file, lineno) \ 56 (printf ("%s:%u: failed assertion\n", file, lineno), \ 57 abort (), 0) 58 #else 59 # include <assert.h> 60 #endif 61 62 #endif /* lassert_h */ 63