1 files changed, 19 insertions, 0 deletions
diff --git a/src/zerror.c b/src/zerror.c
new file mode 100644
index 0000000..c59b092
--- /dev/null
+++ b/src/zerror.c
@@ -0,0 +1,19 @@
+/* See LICENSE file for copyright and license details. */
+#include "internals.h"
+
+
+enum zerror
+zerror(const char **desc)
+{
+	if (libzahl_error >= 0) {
+		if (desc)
+			*desc = strerror(libzahl_error);
+		errno = libzahl_error;
+		return ZERROR_ERRNO_SET;
+	} else {
+		/* Current, we should not be able to get here. */
+		if (desc)
+			abort();
+		return -libzahl_error;
+	}
+}