===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/io/tcpf.c,v
retrieving revision 1.32
retrieving revision 1.39
diff -u -p -r1.32 -r1.39
--- OpenXM_contrib2/asir2000/io/tcpf.c	2002/07/29 05:02:45	1.32
+++ OpenXM_contrib2/asir2000/io/tcpf.c	2003/03/07 06:39:57	1.39
@@ -44,7 +44,7 @@
  * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
- * $OpenXM: OpenXM_contrib2/asir2000/io/tcpf.c,v 1.31 2002/04/01 08:20:26 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/io/tcpf.c,v 1.38 2003/03/07 03:12:28 noro Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -79,7 +79,7 @@ static struct m_c {
 static int m_c_i,m_c_s;
 int I_am_server;
 
-#if MPI
+#if defined(MPI)
 extern int mpi_nprocs;
 #define valid_mctab_index(ind)\
 if((ind)<0||(ind)>=mpi_nprocs){error("invalid server id");}
@@ -143,11 +143,11 @@ struct ftab tcp_tab[] = {
 	{"ox_cmo_rpc",Pox_cmo_rpc,-99999999},
 
 	{"ox_sync",Pox_sync,1},
-#if MPI
+#if defined(MPI)
 	{"ox_mpi_myid",Pox_mpi_myid,0},
 	{"ox_mpi_nprocs",Pox_mpi_nprocs,0},
 #endif
-#if !MPI
+#if !defined(MPI)
 	{"ox_reset",Pox_reset,-2},
 	{"ox_intr",Pox_intr,1},
 	{"ox_select",Pox_select,-2},
@@ -183,7 +183,7 @@ extern int ox_exchange_mathcap;
 
 char *getenv();
 
-#if MPI
+#if defined(MPI)
 extern int mpi_myid, mpi_nprocs;
 
 void Pox_mpi_myid(Q *rp)
@@ -205,7 +205,7 @@ void Pox_get_serverinfo(NODE arg,LIST *rp)
 	LIST list,l;
 
 	if ( !arg ) {
-		for ( i = 0, n0 = 0; i < m_c_i; i++ )
+		for ( i = I_am_server?1:0, n0 = 0; i < m_c_i; i++ )
 			if ( (m_c_tab[i].m>=0) || (m_c_tab[i].c>=0) ) {
 				c = m_c_tab[i].c;
 				ox_get_serverinfo(c,&list);
@@ -771,7 +771,7 @@ int register_server(int af_unix,int m,int c)
 		}
 		m_c_s = INIT_TAB_SIZ;
 	}
-#if !MPI
+#if !defined(MPI)
 	for ( i = 0; i < m_c_i; i++ )
 		if ( (m_c_tab[i].m<0) && (m_c_tab[i].c<0) )
 			break;
@@ -1193,11 +1193,9 @@ void Pox_shutdown(NODE arg,Q *rp)
 	s = m_c_tab[index].m;
 	ox_send_cmd(s,SM_shutdown);
 	free_iofp(s);
-#if !defined(VISUAL)
 	s = m_c_tab[index].c;
 	free_iofp(s);
-#endif
-#if !MPI && !defined(VISUAL)
+#if !defined(MPI) && !defined(VISUAL)
 	if ( m_c_tab[index].af_unix )
 		wait(&status);
 #endif
@@ -1235,15 +1233,53 @@ void shutdown_all() {
 	Sleep(1000);
 #endif
 		free_iofp(s);
-#if !defined(VISUAL)
 		s = m_c_tab[index].c;
 		free_iofp(s);
-#endif
-#if !MPI && !defined(VISUAL)
+#if !defined(MPI) && !defined(VISUAL)
 		if ( m_c_tab[index].af_unix )
 			wait(&status);
 #endif
 		m_c_tab[index].m = 0; m_c_tab[index].c = 0;
 		m_c_tab[index].af_unix = 0;
 	}
+}
+
+char *ox_get_servername(int);
+
+int is_ox_plot(int index)
+{
+	char *name;
+
+	check_valid_mctab_index(index);
+	if ( index < 0 )
+		return 0;
+	/* m : client, c : server ??? */
+	name = ox_get_servername(m_c_tab[index].c);
+	return strcmp(name,"ox_plot") ? 0 : 1;
+}
+
+int validate_ox_plot_stream(int index)
+{
+	int i;
+	NODE arg;
+	STRING name;
+	Obj r;
+
+	if ( is_ox_plot(index) )
+		return index;
+	for ( i = 0; i < m_c_i; i++ )
+		if ( is_ox_plot(i) )
+			return i;
+
+	/* create an ox_plot server */
+	MKSTR(name,"ox_plot");
+	arg = mknode(2,0,name);
+	Pox_launch_nox(arg,&r);
+	i = QTOS((Q)r);
+#if defined(VISUAL)
+	Sleep(100);
+	ox_send_cmd(m_c_tab[i].c,SM_nop);
+	ox_flush_stream_force(m_c_tab[i].c);
+#endif
+	return i;
 }