From 7a512ad9c37468ae5633aa770e0bf2e176aa4362 Mon Sep 17 00:00:00 2001
From: Miroslav Lichvar <mlichvar@redhat.com>
Date: Thu, 20 Mar 2014 13:47:08 +0100
Subject: [PATCH] tempcomp: print warning message on error

---
 logging.h  | 1 +
 tempcomp.c | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/logging.h b/logging.h
index 2015c73..2b247b4 100644
--- a/logging.h
+++ b/logging.h
@@ -85,6 +85,7 @@ typedef enum {
   LOGF_SysSolaris,
   LOGF_SysSunOS,
   LOGF_SysWinnt,
+  LOGF_TempComp,
   LOGF_RtcLinux,
   LOGF_Refclock
 } LOG_Facility;
diff --git a/tempcomp.c b/tempcomp.c
index e4fefed..4506c2f 100644
--- a/tempcomp.c
+++ b/tempcomp.c
@@ -67,7 +67,14 @@ read_timeout(void *arg)
         LOG_FileWrite(logfileid, "%s %11.4e %11.4e",
             UTI_TimeToLogForm(now.tv_sec), temp, comp);
       }
+    } else {
+      LOG(LOGS_WARN, LOGF_TempComp,
+          "Temperature compensation of %.3f ppm exceeds sanity limit of %.1f",
+          comp, MAX_COMP);
     }
+  } else {
+    LOG(LOGS_WARN, LOGF_TempComp, "Could not read temperature from %s",
+        filename);
   }
 
   if (f)