From fda0ab6a96a7edb1acbde0c77ead0542979b0f24 Mon Sep 17 00:00:00 2001
From: Bob Halley <source@isc.org>
Date: Wed, 14 Oct 1998 22:35:04 +0000
Subject: [PATCH] add result

---
 lib/isc/include/isc/result.h | 15 +++++++++++++++
 lib/isc/result.c             | 18 ++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 lib/isc/include/isc/result.h
 create mode 100644 lib/isc/result.c

diff --git a/lib/isc/include/isc/result.h b/lib/isc/include/isc/result.h
new file mode 100644
index 0000000000..98470d69c6
--- /dev/null
+++ b/lib/isc/include/isc/result.h
@@ -0,0 +1,15 @@
+
+#ifndef ISC_RESULT_H
+#define ISC_RESULT_H 1
+
+typedef unsigned int isc_result;
+
+#define ISC_R_SUCCESS			0
+#define ISC_R_NOMEMORY			1
+#define ISC_R_UNEXPECTED		0xFFFFFFFFL
+
+#define isc_result_to_text		__isc_result_to_text
+
+char *					isc_result_to_text(isc_result);
+
+#endif /* ISC_RESULT_H */
diff --git a/lib/isc/result.c b/lib/isc/result.c
new file mode 100644
index 0000000000..e22ecb3d47
--- /dev/null
+++ b/lib/isc/result.c
@@ -0,0 +1,18 @@
+
+#include <isc/result.h>
+
+#define LAST_ENTRY	ISC_R_NOMEMORY
+
+static char *text_table[LAST_ENTRY+1] = {
+	"success",
+	"out of memory"
+};
+
+char *
+isc_result_to_text(isc_result result) {
+	if (result == ISC_R_UNEXPECTED)
+		return ("unexpected error");
+	if (result > LAST_ENTRY)
+		return ("unknown result code");
+	return (text_table[result]);
+}