1 files changed, 98 insertions, 0 deletions
diff --git a/usr/src/lib/libresolv2/common/isc/assertions.c b/usr/src/lib/libresolv2/common/isc/assertions.c
new file mode 100644
index 0000000000..1afff62208
--- /dev/null
+++ b/usr/src/lib/libresolv2/common/isc/assertions.c
@@ -0,0 +1,98 @@
+/*
+ * Copyright 1998-2002 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/*
+ * Copyright (c) 1997,1999 by Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
+ * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
+ * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+ * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#if !defined(LINT) && !defined(CODECENTER)
+static const char rcsid[] = "$Id: assertions.c,v 8.4 2001/05/29 05:49:22 marka Exp $";
+#endif
+
+#include "port_before.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <isc/assertions.h>
+
+#include "port_after.h"
+
+/*
+ * Forward.
+ */
+
+static void default_assertion_failed(const char *, int, assertion_type,
+				     const char *, int);
+
+/*
+ * Public.
+ */
+
+assertion_failure_callback __assertion_failed = default_assertion_failed;
+
+void
+set_assertion_failure_callback(assertion_failure_callback f) {
+	if (f == NULL)
+		__assertion_failed = default_assertion_failed;
+	else
+		__assertion_failed = f;
+}
+
+const char *
+assertion_type_to_text(assertion_type type) {
+	const char *result;
+
+	switch (type) {
+	case assert_require:
+		result = "REQUIRE";
+		break;
+	case assert_ensure:
+		result = "ENSURE";
+		break;
+	case assert_insist:
+		result = "INSIST";
+		break;
+	case assert_invariant:
+		result = "INVARIANT";
+		break;
+	default:
+		result = NULL;
+	}
+	return (result);
+}
+
+/*
+ * Private.
+ */
+
+static void
+default_assertion_failed(const char *file, int line, assertion_type type,
+			 const char *cond, int print_errno)
+{
+	fprintf(stderr, "%s:%d: %s(%s)%s%s failed.\n",
+		file, line, assertion_type_to_text(type), cond,
+		(print_errno) ? ": " : "",
+		(print_errno) ? strerror(errno) : "");
+	abort();
+	/* NOTREACHED */
+}