1 files changed, 46 insertions, 0 deletions
diff --git a/reftable/error.c b/reftable/error.c
new file mode 100644
index 0000000000..c7cab2dbc4
--- /dev/null
+++ b/reftable/error.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Use of this source code is governed by a BSD-style
+ * license that can be found in the LICENSE file or at
+ * https://developers.google.com/open-source/licenses/bsd
+ */
+
+#include "system.h"
+#include "reftable-error.h"
+
+#include <stdio.h>
+
+const char *reftable_error_str(int err)
+{
+	static char buf[250];
+	switch (err) {
+	case REFTABLE_IO_ERROR:
+		return "I/O error";
+	case REFTABLE_FORMAT_ERROR:
+		return "corrupt reftable file";
+	case REFTABLE_NOT_EXIST_ERROR:
+		return "file does not exist";
+	case REFTABLE_LOCK_ERROR:
+		return "data is locked";
+	case REFTABLE_API_ERROR:
+		return "misuse of the reftable API";
+	case REFTABLE_ZLIB_ERROR:
+		return "zlib failure";
+	case REFTABLE_EMPTY_TABLE_ERROR:
+		return "wrote empty table";
+	case REFTABLE_REFNAME_ERROR:
+		return "invalid refname";
+	case REFTABLE_ENTRY_TOO_BIG_ERROR:
+		return "entry too large";
+	case REFTABLE_OUTDATED_ERROR:
+		return "data concurrently modified";
+	case REFTABLE_OUT_OF_MEMORY_ERROR:
+		return "out of memory";
+	case -1:
+		return "general error";
+	default:
+		snprintf(buf, sizeof(buf), "unknown error code %d", err);
+		return buf;
+	}
+}