1987-03-10 17:51:10 +00:00
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/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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1986-03-10 13:07:55 +00:00
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/* $Header$ */
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/* A S S E R T I O N M A C R O D E F I N I T I O N */
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/* At some points in the program, it must be sure that some condition
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holds true, due to further, successful, processing. As long as
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there is no reasonable method to prove that a program is 100%
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correct, these assertions are needed in some places.
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*/
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#include "debug.h" /* UF */
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#ifdef DEBUG
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/* Note: this macro uses parameter substitution inside strings */
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1988-09-26 11:37:38 +00:00
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#define ASSERT(exp) (exp || crash("in %s, %u: assertion %s failed", \
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1986-03-10 13:07:55 +00:00
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__FILE__, __LINE__, "exp"))
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1988-09-26 11:37:38 +00:00
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#define NOTREACHED() crash("in %s, %u: unreachable statement reached", \
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__FILE__, __LINE__)
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1986-03-10 13:07:55 +00:00
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#else
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#define ASSERT(exp)
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1988-09-26 11:37:38 +00:00
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#define NOTREACHED()
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1991-12-17 14:11:15 +00:00
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#endif /* DEBUG */
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