X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/39feb7f4efdca512951b1066a7eafab75c94e294..205e11aa1178f12d79e93b9208e3a4a1b9fa1904:/usr/src/include/assert.h

diff --git a/usr/src/include/assert.h b/usr/src/include/assert.h
index a8cee82330..629f916ed0 100644
--- a/usr/src/include/assert.h
+++ b/usr/src/include/assert.h
@@ -1,23 +1,34 @@
 /*-
- * Copyright (c) 1990 The Regents of the University of California.
+ * Copyright (c) 1992 The Regents of the University of California.
  * All rights reserved.
  *
  * %sccs.include.redist.c%
  *
- *	@(#)assert.h	4.3 (Berkeley) %G%
+ *	@(#)assert.h	5.3 (Berkeley) %G%
  */
 
+/*
+ * Unlike other ANSI header files, <assert.h> may usefully be included
+ * multiple times, with and without NDEBUG defined.
+ */
+
+#undef assert
+#undef _assert
+
 #ifdef NDEBUG
-#define	assert
-#define	_assert
+#define	assert(e)	((void)0)
+#define	_assert(e)	((void)0)
 #else
-#define	assert(expression) { \
-	if (!(expression)) { \
-		(void)fprintf(stderr, \
-		    "assertion \"%s\" failed: file \"%s\", line %d\n", \
-		    "expression", __FILE__, __LINE__); \
-		exit(2); \
-	} \
-}
-#define	_assert(expression)	assert(expression)
+#define	_assert(e)	assert(e)
+#ifdef __STDC__
+#define	assert(e)	((e) ? (void)0 : __assert(__FILE__, __LINE__, #e))
+#else	/* PCC */
+#define	assert(e)	((e) ? (void)0 : __assert(__FILE__, __LINE__, "e"))
 #endif
+#endif
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+void __assert __P((const char *, int, const char *));
+__END_DECLS