Added debug putput for program hang when reading pop3 mail data

1 files changed, 10 insertions, 3 deletions

diff --git a/kmicromail/libetpan/tools/mailstream_socket.c b/kmicromail/libetpan/tools/mailstream_socket.c
index 29e50e1..04a6f48 100644
--- a/kmicromail/libetpan/tools/mailstream_socket.c
+++ b/kmicromail/libetpan/tools/mailstream_socket.c
@@ -169,8 +169,11 @@ static ssize_t mailstream_low_socket_read(mailstream_low * s,
     FD_SET(socket_data->fd, &fds_read);
     FD_ZERO(&fds_excp);
     FD_SET(socket_data->fd, &fds_excp);
+    // LUTZ for safety I insert here a max val as well
+    if (  timeout.tv_sec > DEFAULT_NETWORK_TIMEOUT ) 
+        timeout.tv_sec = DEFAULT_NETWORK_TIMEOUT; 
     r = select(socket_data->fd + 1, &fds_read, NULL, &fds_excp, &timeout);
-    if (r == 0)
+    if (r < 1 )
       return -1;
     if (FD_ISSET(socket_data->fd, &fds_excp))
       return -1;
@@ -180,7 +183,7 @@ static ssize_t mailstream_low_socket_read(mailstream_low * s,
   return recv(socket_data->fd,buf,count,MSG_NOSIGNAL);
   //return read(socket_data->fd, buf, count);
 }
-
+#include <stdio.h>
 static ssize_t mailstream_low_socket_write(mailstream_low * s,
 					   const void * buf, size_t count)
 {
@@ -200,8 +203,12 @@ static ssize_t mailstream_low_socket_write(mailstream_low * s,
     FD_SET(socket_data->fd, &fds_write);
     FD_ZERO(&fds_excp);
     FD_SET(socket_data->fd, &fds_excp);
+    // LUTZ next line blocks sometimes
+    if (  timeout.tv_sec > DEFAULT_NETWORK_TIMEOUT ) 
+        timeout.tv_sec = DEFAULT_NETWORK_TIMEOUT; 
+    fprintf(stderr,"fd %d to secs %d  \n", socket_data->fd, timeout.tv_sec );
     r = select(socket_data->fd + 1, NULL, &fds_write, &fds_excp, &timeout);
-    if (r == 0)
+    if (r < 1)
       return -1;
     if (FD_ISSET(socket_data->fd, &fds_excp))
       return -1;