# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1582609370 -7200
# Node ID f3649df3d9a7ca45b72b5e0761fb93cd644275b9
# Parent  fb4093ad1f7bdb6edf9ec542efe81cb5cfbc4965
Adjust errno handling.

diff -r fb4093ad1f7b -r f3649df3d9a7 th_util.c
--- a/th_util.c	Tue Feb 25 06:15:08 2020 +0200
+++ b/th_util.c	Tue Feb 25 07:42:50 2020 +0200
@@ -183,13 +183,16 @@
  */
 int th_get_error()
 {
-    return TH_SYSTEM_ERRORS + errno;
+    return th_errno_to_error(errno);
 }
 
 
 int th_errno_to_error(int error)
 {
-    return TH_SYSTEM_ERRORS + error;
+    if (error == 0)
+        return THERR_OK;
+    else
+        return TH_SYSTEM_ERRORS + error;
 }