From a170d40be2e2e27b0ab8b69ebda27d83a8f6479f Mon Sep 17 00:00:00 2001
From: "W. Eric Norum" <wenorum@lbl.gov>
Date: Wed, 24 Mar 2004 01:45:23 +0000
Subject: [PATCH] Read errors resulting from interrupted system calls are not
 fatal.

---
 src/libCom/osi/os/default/epicsReadline.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/libCom/osi/os/default/epicsReadline.c b/src/libCom/osi/os/default/epicsReadline.c
index eb7d83b16..0392c9d50 100644
--- a/src/libCom/osi/os/default/epicsReadline.c
+++ b/src/libCom/osi/os/default/epicsReadline.c
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <errno.h>
 
 #define epicsExportSharedSymbols
 
@@ -326,6 +327,12 @@ epicsReadline (const char *prompt, void *context)
     }
     while ((c = getc (in)) !=  '\n') {
         if (c == EOF) {
+            if (ferror(in)) {
+                if ((errno == EINTR) || (errno == EPIPE)) {
+                    clearerr(in);
+                    continue;
+                }
+            }
             free (line);
             return NULL;
         }