Tighten SO{RCV,SND}TIMEO check

We can check the size of the return value too.

Tighten SO{RCV,SND}TIMEO check
We can check the size of the return value too.
cd458db6 · Tollef Fog Heen · ab70df53 · cd458db6
Commit cd458db6 authored Mar 08, 2011 by Tollef Fog Heen
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Showing with 2 additions and 2 deletions

configure.ac configure.ac +2 -2

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--- a/configure.ac
+++ b/configure.ac
@@ -354,7 +354,7 @@ struct timeval tv = { 1, 0 };
 if (setsockopt(sd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv) == 0) {
    socklen_t l = sizeof tv;
    if (getsockopt(sd, SOL_SOCKET, SO_RCVTIMEO, &tv, &l) == 0) {
-        return 0;
+        return (l != sizeof tv);
    }
 }
 return 1;
@@ -379,7 +379,7 @@ struct timeval tv = { 1, 0 };
 if (setsockopt(sd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv) == 0) {
    socklen_t l = sizeof tv;
    if (getsockopt(sd, SOL_SOCKET, SO_SNDTIMEO, &tv, &l) == 0) {
-        return 0;
+        return (l != sizeof tv);
    }
 }
 return 1;