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Modified to conform to ANSI C

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This commit is contained in:
ceriel 1993-10-22 14:05:24 +00:00
parent 799f0600ef
commit 4ec65def3f
3 changed files with 15 additions and 6 deletions
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2
modules/src/assert/BadAssert.c
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@ -24,6 +24,7 @@ wr_num(fd, n)
sys_write(fd, s, 1);
}
int
_BadAssertion(file, lineno, assertion)
char *file, *assertion;
int lineno;
@ -36,4 +37,5 @@ _BadAssertion(file, lineno, assertion)
sys_write(STDERR, assertion, strlen(assertion));
sys_write(STDERR, "\" failed\n", 9);
sys_stop(S_ABORT);
return 0;
}

2
modules/src/assert/assert.3
View file

@ -33,7 +33,7 @@ It causes a
.IR sys_stop (S_ABORT)
with a diagnostic comment on standard error.
.PP
The assertions are enabled by defining the preprocessor constant DEBUG.
The assertions are disabled by defining the preprocessor constant NDEBUG.
.SH DIAGNOSTICS
.IR fn ,
line

17
modules/src/assert/assert.h
View file

@ -5,13 +5,20 @@
/* $Header$ */
/* A S S E R T I O N M A C R O D E F I N I T I O N */
#ifdef DEBUG
#ifdef __STDC__
#define assert(exp) ((exp) || _BadAssertion(__FILE__, __LINE__, #exp))
/* This 'assert' definition can be used in a ,-expression. */
#ifndef NDEBUG
#if __STDC__
int _BadAssertion(char *, int, char *);
#define assert(exp) ((void)((exp) || _BadAssertion(__FILE__, __LINE__, #exp)))
#else
/* Note: this macro uses parameter substitution inside strings */
#define assert(exp) ((exp) || _BadAssertion(__FILE__, __LINE__, "exp"))
#endif
#else
#define assert(exp) (1)
#endif /* DEBUG */
#if __STDC__
#define assert(exp) ((void)0)
#else
#define assert(exp) (0)
#endif
#endif /* NDEBUG */