1 /*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)assert.h 4.3 (Berkeley) 05/06/90 8 */ 9 10 #ifdef NDEBUG 11 #define assert 12 #define _assert 13 #else 14 #define assert(expression) { \ 15 if (!(expression)) { \ 16 (void)fprintf(stderr, \ 17 "assertion \"%s\" failed: file \"%s\", line %d\n", \ 18 "expression", __FILE__, __LINE__); \ 19 exit(2); \ 20 } \ 21 } 22 #define _assert(expression) assert(expression) 23 #endif 24