* In netread_timeout(), netwrite_timeout() and _netsignal() always set

serrno to errno in case of a failure and when we do not set explicitely
ourself serrno value

mediachanger/castorrmc/common/socket_timeout.c

@@ -4,7 +4,7 @@
  */
 
 #ifndef lint
-static char sccsid[] = "@(#)$RCSfile: socket_timeout.c,v $ $Revision: 1.15 $ $Date: 2001/06/11 07:32:42 $ CERN IT-PDP/DM Jean-Damien Durand";
+static char sccsid[] = "@(#)$RCSfile: socket_timeout.c,v $ $Revision: 1.16 $ $Date: 2001/10/23 06:17:32 $ CERN IT-PDP/DM Jean-Damien Durand";
 #endif /* not lint */
 
 #include <stdlib.h>
@@ -200,6 +200,7 @@ ssize_t DLL_DECL netread_timeout(fd, vptr, n, timeout)
         /* Interupted */
         continue;
       } else {
+        serrno = errno;
         flag = -1;
         break;
       }
@@ -207,6 +208,7 @@ ssize_t DLL_DECL netread_timeout(fd, vptr, n, timeout)
     if ((nread = recv(fd, ptr, nleft, 0)) < 0) {
       if (errno != EINTR) {
         /* Error */
+        serrno = errno;
         flag = -1;
         break;
       }
@@ -301,6 +303,7 @@ ssize_t DLL_DECL netwrite_timeout(fd, vptr, n, timeout)
         /* Interrupted */
         continue;
       } else {
+        serrno = errno;
         flag = -1;
         break;
       }
@@ -308,6 +311,7 @@ ssize_t DLL_DECL netwrite_timeout(fd, vptr, n, timeout)
     if ((nwritten = send(fd, ptr, nleft, 0)) <= 0) {
       if (errno != EINTR) {
         /* Error */
+        serrno = errno;
         flag = -1;
         break;
       }
@@ -371,6 +375,7 @@ Sigfunc *_netsignal(signo, func)
   _Insure_set_option("runtime","on");
 #endif
   if (n < 0) {
+    serrno = errno;
     return(SIG_ERR);
   }
   return(oact.sa_handler);