the portable success test for ioctl is if it returns an int greater than or equal to zero

2002-12-12 01:15:19 +00:00
parent a612619458
commit e0c75e80bc
1 changed files with 4 additions and 5 deletions
--- a/src/ca/tcpiiu.cpp
+++ b/src/ca/tcpiiu.cpp
@@ -1428,11 +1428,10 @@ bool tcpiiu::bytesArePendingInOS () const
    osiSockIoctl_t bytesPending = 0; /* shut up purifys yapping */
    int status = socket_ioctl ( this->sock, // X aCC 392
                            FIONREAD, & bytesPending );
-    if ( status ) {
-        return false;
-    }
-    if ( bytesPending > 0 ) {
-        return true;
+    if ( status >= 0 ) {
+        if ( bytesPending > 0 ) {
+            return true;
+        }
    }
    return false;
 #endif