PKGBUILDs/extra/sane/network.patch
2016-09-11 23:30:18 +00:00

42 lines
1,022 B
Diff

diff --git a/sanei/sanei_tcp.c b/sanei/sanei_tcp.c
index a57d7c7..d0a1e92 100644
--- a/sanei/sanei_tcp.c
+++ b/sanei/sanei_tcp.c
@@ -45,6 +45,7 @@
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
+#include <time.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
@@ -123,14 +124,27 @@ sanei_tcp_write(int fd, const u_char * buf, int count)
ssize_t
sanei_tcp_read(int fd, u_char * buf, int count)
{
- ssize_t bytes_recv = 0, rc = 1;
+ ssize_t bytes_recv = 0, rc = 1;
+ int retry = 5;
while (bytes_recv < count && rc > 0)
{
rc = recv(fd, buf+bytes_recv, count-bytes_recv, 0);
+ DBG(1, "%s: bytes received %d\n", __FUNCTION__, rc);
if (rc > 0)
bytes_recv += rc;
-
+ else {
+ if ( errno == EAGAIN && retry-- ) {
+ DBG(1, "%s: waiting %d\n", __FUNCTION__, retry);
+ /* wait for max 1s */
+ struct timespec req;
+ struct timespec rem;
+ req.tv_sec = 0;
+ req.tv_nsec= 100000000;
+ nanosleep(&req, &rem);
+ rc = 1;
+ }
+ }
}
return bytes_recv;
}