curl-library
timeout return value in Curl_poll, Curl_wait_ms
Date: Tue, 29 Jul 2014 14:33:07 +1000
Hi,
I think Curl_poll and perhaps Curl_wait_ms require the fix applied to
Curl_socket_check in commits b61e8b8 and c771968.
That is, when poll or select are interrupted and coincides with the
timeout elapsing, the functions return -1 indicating an error
instead of 0 for the timeout.
Peter
diff --git a/lib/select.c b/lib/select.c
index da3082d..bb9b8b0 100644
--- a/lib/select.c
+++ b/lib/select.c
@@ -108,8 +108,10 @@ int Curl_wait_ms(int timeout_ms)
if(error && error_not_EINTR)
break;
pending_ms = timeout_ms - elapsed_ms;
- if(pending_ms <= 0)
+ if(pending_ms <= 0) {
+ r = 0; /* Simulate a "call timed out" case */
break;
+ }
} while(r == -1);
#endif /* USE_WINSOCK */
if(r)
@@ -432,8 +434,10 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms)
break;
if(timeout_ms > 0) {
pending_ms = timeout_ms - elapsed_ms;
- if(pending_ms <= 0)
+ if(pending_ms <= 0) {
+ r = 0; /* Simulate a "call timed out" case */
break;
+ }
}
} while(r == -1);
@@ -517,8 +521,10 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms)
break;
if(timeout_ms > 0) {
pending_ms = timeout_ms - elapsed_ms;
- if(pending_ms <= 0)
+ if(pending_ms <= 0) {
+ r = 0; /* Simulate a "call timed out" case */
break;
+ }
}
} while(r == -1);
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Received on 2014-07-29