adding routine to set socket connection to non-blocking

git-svn-id: http://svn.cactuscode.org/arrangements/CactusConnect/Socket/trunk@6 9697cf00-7f2a-4e1b-af3c-314b8e4b499e

2 files changed, 20 insertions, 0 deletions

diff --git a/src/SocketUtils.h b/src/SocketUtils.h
index 61ba6a0..37931c0 100644
--- a/src/SocketUtils.h
+++ b/src/SocketUtils.h
@@ -88,11 +88,16 @@ int Socket_TCPBlockingWrite(int fd, char *buffer, int buflen);
 **	to stderr, define PERRORS.
 **=================================================================*/
 int Socket_TCPBlockingRead(int fd,char *buffer,int buflen);
+
+
+int Socket_SetNonBlocking(int sock);
+
 #else
 int Socket_TCPOpenClientSock();
 int Socket_TCPOpenServerSock();
 int Socket_TCPBlockingWrite();
 int Socket_TCPBlockingRead();
+int Socket_SetNonBlocking();
 #endif
 
 #define PERRORS
diff --git a/src/Utils.c b/src/Utils.c
index 62e95c7..4aee4c0 100644
--- a/src/Utils.c
+++ b/src/Utils.c
@@ -23,6 +23,8 @@
 #include <netdb.h>
 #include <sys/errno.h>
 #include <arpa/inet.h>
+#include <fcntl.h>
+#include <unistd.h>
 
 #include "SocketUtils.h"
 
@@ -409,3 +411,16 @@ int Socket_TCPBlockingRead(int fd,char *buffer, int buflen)
     return accum;
   }
 }
+
+int Socket_SetNonBlocking(int sock)
+{
+  int retval,ierr;
+  ierr = fcntl (sock, F_SETFL, O_NONBLOCK);
+  
+  if (ierr<0) 
+    retval = -1;
+  else
+    retval =  0;
+
+  return(retval);
+}