===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/io/tcpf.c,v
retrieving revision 1.12
retrieving revision 1.77
diff -u -p -r1.12 -r1.77
--- OpenXM_contrib2/asir2000/io/tcpf.c	2000/09/23 00:57:44	1.12
+++ OpenXM_contrib2/asir2000/io/tcpf.c	2021/03/24 18:28:07	1.77
@@ -44,23 +44,27 @@
  * 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 1.11 2000/08/22 05:04:18 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/io/tcpf.c,v 1.76 2018/03/29 01:32:54 noro Exp $ 
 */
-#if INET
 #include "ca.h"
 #include "parse.h"
 #include "com.h"
 #include <signal.h>
-#if !defined(VISUAL)
+#include <string.h>
+#if !defined(VISUAL) && !defined(__MINGW32__)
+#include <unistd.h>
 #include <sys/types.h>
 #include <pwd.h>
 #endif
 #include "ox.h"
 
-#if defined(VISUAL)
-#include <winsock.h>
+#include <stdlib.h>
+#if defined(VISUAL) || defined(__MINGW32__)
+#include <winsock2.h>
+#include <process.h>
 #endif
 
+#define INIT_TAB_SIZ 64
 #define OX_XTERM "ox_xterm"
 
 #if !defined(_PA_RISC1_1)
@@ -70,27 +74,41 @@
 #endif
 
 static struct m_c {
-	int m,c,af_unix;
+  int m,c,af_unix;
 } *m_c_tab;
 
 static int m_c_i,m_c_s;
+extern int I_am_server;
 
-#if MPI
+extern int little_endian;
+
+#if defined(MPI)
 extern int mpi_nprocs;
 #define valid_mctab_index(ind)\
 if((ind)<0||(ind)>=mpi_nprocs){error("invalid server id");}
+#define check_valid_mctab_index(ind)\
+if((ind)<0||(ind)>=mpi_nprocs){(ind)=-1;}
 #else
 #define valid_mctab_index(ind)\
-if((ind)<0||(ind)>=m_c_i||\
+if((ind)<I_am_server||(ind)>=m_c_i||\
 ((m_c_tab[ind].m<0)&&(m_c_tab[ind].c<0))){error("invalid server id");}
+#define check_valid_mctab_index(ind)\
+if((ind)<I_am_server||(ind)>=m_c_i||\
+((m_c_tab[ind].m<0)&&(m_c_tab[ind].c<0))){(ind)=-1;}
 #endif
 
+struct IOFP iofp_102[MAXIOFP];
+int nserver_102;
+int myrank_102;
+
+int register_102(int s,int rank, int is_master);
+
 int register_server();
 int get_mcindex(int);
 
 void Pox_send_raw_cmo(), Pox_recv_raw_cmo();
 
-void Pox_launch(),Pox_launch_nox(),Pox_launch_main();
+void Pox_launch(),Pox_launch_nox();
 void Pox_launch_generic();
 void Pox_shutdown();
 
@@ -110,117 +128,133 @@ void Pgenerate_port(),Ptry_bind_listen(),Ptry_connect(
 void Pregister_server();
 void Pox_get_serverinfo();
 void Pox_mpi_myid(), Pox_mpi_nprocs();
+void Pox_tcp_accept_102(),Pox_tcp_connect_102();
+void Pox_send_102(),Pox_recv_102();
+void Pox_set_rank_102();
+void Pox_get_rank_102();
+void Pox_reset_102();
+void Pox_bcast_102();
+void Pox_reduce_102();
 
 void ox_launch_generic();
 
 pointer bevalf();
 
 struct ftab tcp_tab[] = {
-	{"ox_send_raw_cmo",Pox_send_raw_cmo,2},
-	{"ox_recv_raw_cmo",Pox_recv_raw_cmo,1},
-	{"ox_get_serverinfo",Pox_get_serverinfo,-1},
-	{"generate_port",Pgenerate_port,-1},
-	{"try_bind_listen",Ptry_bind_listen,1},
-	{"try_connect",Ptry_connect,2},
-	{"try_accept",Ptry_accept,2},
-	{"register_server",Pregister_server,4},
-	{"ox_flush",Pox_flush,1},
-	{"ox_launch",Pox_launch,-3},
-	{"ox_launch_nox",Pox_launch_nox,-3},
-	{"ox_launch_generic",Pox_launch_generic,7},
-	{"ox_shutdown",Pox_shutdown,1},
+  {"ox_send_raw_cmo",Pox_send_raw_cmo,2},
+  {"ox_recv_raw_cmo",Pox_recv_raw_cmo,1},
+  {"ox_get_serverinfo",Pox_get_serverinfo,-1},
+  {"generate_port",Pgenerate_port,-1},
 
-	{"ox_rpc",Pox_rpc,-99999999},
-	{"ox_cmo_rpc",Pox_cmo_rpc,-99999999},
+  /* from master to client */
+  {"ox_set_rank_102",Pox_set_rank_102,3},
+  {"ox_tcp_accept_102",Pox_tcp_accept_102,3},
+  {"ox_tcp_connect_102",Pox_tcp_connect_102,4},
+  {"ox_reset_102",Pox_reset_102,1},
 
-	{"ox_sync",Pox_sync,1},
-#if MPI
-	{"ox_mpi_myid",Pox_mpi_myid,0},
-	{"ox_mpi_nprocs",Pox_mpi_nprocs,0},
+  {"ox_get_rank_102",Pox_get_rank_102,0},
+  {"ox_send_102",Pox_send_102,2},
+  {"ox_recv_102",Pox_recv_102,1},
+  {"ox_bcast_102",Pox_bcast_102,-2},
+  {"ox_reduce_102",Pox_reduce_102,-3},
+
+  {"try_bind_listen",Ptry_bind_listen,1},
+  {"try_connect",Ptry_connect,2},
+  {"try_accept",Ptry_accept,2},
+  {"register_server",Pregister_server,4},
+  {"ox_flush",Pox_flush,1},
+  {"ox_launch",Pox_launch,-3},
+  {"ox_launch_nox",Pox_launch_nox,-3},
+  {"ox_launch_generic",Pox_launch_generic,7},
+  {"ox_shutdown",Pox_shutdown,1},
+
+  {"ox_rpc",Pox_rpc,-99999999},
+  {"ox_cmo_rpc",Pox_cmo_rpc,-99999999},
+
+  {"ox_sync",Pox_sync,1},
+#if defined(MPI)
+  {"ox_mpi_myid",Pox_mpi_myid,0},
+  {"ox_mpi_nprocs",Pox_mpi_nprocs,0},
 #endif
-#if !MPI
-	{"ox_reset",Pox_reset,-2},
-	{"ox_intr",Pox_intr,1},
-	{"ox_select",Pox_select,-2},
+#if !defined(MPI)
+  {"ox_reset",Pox_reset,-2},
+  {"ox_intr",Pox_intr,1},
+  {"ox_select",Pox_select,-2},
 #endif
 
-	{"ox_pop_string",Pox_pop_string,1},
-	{"ox_pop0_string",Pox_pop0_string,1},
-	{"ox_pop_local",Pox_pop_local,1},
-	{"ox_pop0_local",Pox_pop0_local,1},
-	{"ox_pop_cmo",Pox_pop_cmo,1},
-	{"ox_pop0_cmo",Pox_pop0_cmo,1},
-	{"ox_get",Pox_get,-1},
-	{"ox_pops",Pox_pops,-2},
+  {"ox_pop_string",Pox_pop_string,1},
+  {"ox_pop0_string",Pox_pop0_string,1},
+  {"ox_pop_local",Pox_pop_local,1},
+  {"ox_pop0_local",Pox_pop0_local,1},
+  {"ox_pop_cmo",Pox_pop_cmo,1},
+  {"ox_pop0_cmo",Pox_pop0_cmo,1},
+  {"ox_get",Pox_get,-1},
+  {"ox_pops",Pox_pops,-2},
 
-	{"ox_push_vl",Pox_push_vl,1},
-	{"ox_push_local",Pox_push_local,-99999999},
-	{"ox_push_cmo",Pox_push_cmo,-99999999},
-	{"ox_push_cmd",Pox_push_cmd,2},
+  {"ox_push_vl",Pox_push_vl,1},
+  {"ox_push_local",Pox_push_local,-99999999},
+  {"ox_push_cmo",Pox_push_cmo,-99999999},
+  {"ox_push_cmd",Pox_push_cmd,2},
 
-	{"ox_setname",Pox_setname,2},
-	{"ox_evalname",Pox_evalname,2},
+  {"ox_setname",Pox_setname,2},
+  {"ox_evalname",Pox_evalname,2},
 
-	{"ox_execute_string",Pox_execute_string,2},
-	{"ox_execute_function",Pox_execute_function,3},
+  {"ox_execute_string",Pox_execute_string,2},
+  {"ox_execute_function",Pox_execute_function,3},
 
-
-	{0,0,0},
+  {0,0,0},
 };
 
 extern struct IOFP iofp[];
 extern MATHCAP my_mathcap;
 extern int ox_exchange_mathcap;
 
-char *getenv();
+Obj asir_pop_one();
+void asir_push_one(Obj);
 
-#if MPI
+#if defined(MPI)
 extern int mpi_myid, mpi_nprocs;
 
-void Pox_mpi_myid(rp)
-Q *rp;
+void Pox_mpi_myid(Q *rp)
 {
-	STOQ(mpi_myid,*rp);
+  STOQ(mpi_myid,*rp);
 }
 
-void Pox_mpi_nprocs(rp)
-Q *rp;
+void Pox_mpi_nprocs(Q *rp)
 {
-	STOQ(mpi_nprocs,*rp);
+  STOQ(mpi_nprocs,*rp);
 }
 #endif
 
-void Pox_get_serverinfo(arg,rp)
-NODE arg;
-LIST *rp;
+void Pox_get_serverinfo(NODE arg,LIST *rp)
 {
-	int i,c;
-	Q sid;
-	NODE t,n0,n;
-	LIST list,l;
+  int i,c;
+  Q s_id;
+  NODE t,n0,n;
+  LIST list,l;
 
-	if ( !arg ) {
-		for ( i = 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);
-				STOQ(i,sid);
-				t = mknode(2,sid,list);
-				MKLIST(l,t);
-				NEXTNODE(n0,n);
-				BDY(n) = (pointer)l;
-			}
-		if ( n0 )
-			NEXT(n) = 0;
-		MKLIST(*rp,n0);	
-	} else {
-		i = QTOS((Q)ARG0(arg));
-		if ( i >= 0 && i < m_c_i && ((m_c_tab[i].m>=0) || (m_c_tab[i].c>=0)) )
-			ox_get_serverinfo(m_c_tab[i].c,rp);
-		else {
-			MKLIST(*rp,0);
-		}
-	}
+  if ( !arg ) {
+    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);
+        STOQ(i,s_id);
+        t = mknode(2,s_id,list);
+        MKLIST(l,t);
+        NEXTNODE(n0,n);
+        BDY(n) = (pointer)l;
+      }
+    if ( n0 )
+      NEXT(n) = 0;
+    MKLIST(*rp,n0);  
+  } else {
+    i = QTOS((Q)ARG0(arg));
+    if ( i >= 0 && i < m_c_i && ((m_c_tab[i].m>=0) || (m_c_tab[i].c>=0)) )
+      ox_get_serverinfo(m_c_tab[i].c,rp);
+    else {
+      MKLIST(*rp,0);
+    }
+  }
 }
 
 /*
@@ -228,892 +262,1436 @@ LIST *rp;
   else use UNIX socket and return a string which represents a path name
 */
 
-void Pgenerate_port(arg,rp)
-NODE arg;
-Obj *rp;
+void Pgenerate_port(NODE arg,Obj *rp)
 {
-	char port_str[BUFSIZ];
-	int port;
-	char *s;
-	STRING str;
-	Q q;
+  char port_str[BUFSIZ];
+  int port;
+  char *s;
+  STRING str;
+  Q q;
 
-	if ( !arg || !ARG0(arg) ) {
-		generate_port(0,port_str);
-		port = atoi(port_str);
-		STOQ(port,q);
-		*rp = (Obj)q;
-	} else {
-		generate_port(1,port_str);
-		s = (char *)MALLOC(strlen(port_str)+1);
-		strcpy(s,port_str);
-		MKSTR(str,s);
-		*rp = (Obj)str;
-	}
+  if ( !arg || !ARG0(arg) ) {
+    generate_port(0,port_str);
+    port = atoi(port_str);
+    STOQ(port,q);
+    *rp = (Obj)q;
+  } else {
+    generate_port(1,port_str);
+    s = (char *)MALLOC(strlen((char *)port_str)+1);
+    strcpy(s,port_str);
+    MKSTR(str,s);
+    *rp = (Obj)str;
+  }
 }
 
+void Pox_reset_102(NODE arg,Q *rp)
+{
+  int s;
+  int  index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_cmd(s,SM_reset_102);
+  ox_flush_stream_force(s);
+  *rp = 0;
+}
+
+void Pox_get_rank_102(LIST *rp)
+{
+  Q n,r;
+  NODE node;
+
+  STOQ(nserver_102,n);
+  STOQ(myrank_102,r);
+  node = mknode(2,n,r);
+  MKLIST(*rp,node);
+}
+
+void Pox_set_rank_102(NODE arg,Q *rp)
+{
+  Q nserver,rank;
+  int s;
+  int  index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  nserver = (Q)ARG1(arg);  
+  rank = (Q)ARG2(arg);  
+  ox_send_data(s,nserver);
+  ox_send_data(s,rank);
+  ox_send_cmd(s,SM_set_rank_102);
+  ox_flush_stream_force(s);
+  *rp = 0;
+}
+
+/* ox_tcp_accept_102(server,port,rank) */
+
+void Pox_tcp_accept_102(NODE arg,Q *rp)
+{
+  int s;
+  int  index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+
+  ox_send_data(s,ARG1(arg));
+  ox_send_data(s,ARG2(arg));
+  ox_send_cmd(s,SM_tcp_accept_102);
+  ox_flush_stream_force(s);
+  *rp = 0;
+}
+
 /*
+ ox_tcp_connect_102(server,host,port,rank)
+*/
+
+void Pox_tcp_connect_102(NODE arg,Q *rp)
+{
+  int s;
+  int  index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+
+  ox_send_data(s,ARG1(arg));
+  ox_send_data(s,ARG2(arg));
+  ox_send_data(s,ARG3(arg));
+  ox_send_cmd(s,SM_tcp_connect_102);
+  ox_flush_stream_force(s);
+  *rp = 0;  
+}
+
+/*
  try_bind_listen(port)
 */
 
-void Ptry_bind_listen(arg,rp)
-NODE arg;
-Q *rp;
+void Ptry_bind_listen(NODE arg,Q *rp)
 {
-	char port_str[BUFSIZ];
-	int port,s,use_unix;
+  char port_str[BUFSIZ];
+  int port,s,use_unix;
 
-	if ( !ARG0(arg) || NUM(ARG0(arg)) ) {
-		port = QTOS((Q)ARG0(arg));
-		sprintf(port_str,"%d",port);
-		use_unix = 0;
-	} else {
-		strcpy(port_str,BDY((STRING)ARG0(arg)));
-		use_unix = 1;
-	}
-	s = try_bind_listen(use_unix,port_str);
-	STOQ(s,*rp);
+  if ( IS_CYGWIN || !ARG0(arg) || NUM(ARG0(arg)) ) {
+    port = QTOS((Q)ARG0(arg));
+    sprintf(port_str,"%d",port);
+    use_unix = 0;
+  } else {
+    strcpy(port_str,BDY((STRING)ARG0(arg)));
+    use_unix = 1;
+  }
+  s = try_bind_listen(use_unix,port_str);
+  STOQ(s,*rp);
 }
 
 /*
  try_connect(host,port)
 */
 
-void Ptry_connect(arg,rp)
-NODE arg;
-Q *rp;
+void Ptry_connect(NODE arg,Q *rp)
 {
-	char port_str[BUFSIZ];
-	char *host;
-	int port,s,use_unix;
+  char port_str[BUFSIZ];
+  char *host;
+  int port,s,use_unix;
 
-	if ( !ARG1(arg) || NUM(ARG1(arg)) ) {
-		port = QTOS((Q)ARG1(arg));
-		sprintf(port_str,"%d",port);
-		use_unix = 0;
-	} else {
-		strcpy(port_str,BDY((STRING)ARG1(arg)));
-		use_unix = 1;
-	}
-	host = BDY((STRING)ARG0(arg));
-	s = try_connect(use_unix,host,port_str);
-	STOQ(s,*rp);
+  if ( IS_CYGWIN || !ARG1(arg) || NUM(ARG1(arg)) ) {
+    port = QTOS((Q)ARG1(arg));
+    sprintf(port_str,"%d",port);
+    use_unix = 0;
+  } else {
+    strcpy(port_str,BDY((STRING)ARG1(arg)));
+    use_unix = 1;
+  }
+  host = BDY((STRING)ARG0(arg));
+  s = try_connect(use_unix,host,port_str);
+  STOQ(s,*rp);
 }
 
 /*
  try_accept(sock,port)
 */
 
-void Ptry_accept(arg,rp)
-NODE arg;
-Q *rp;
+void Ptry_accept(NODE arg,Q *rp)
 {
-	int use_unix,s;
+  int use_unix,s;
 
-	if ( !ARG1(arg) || NUM(ARG1(arg)) )
-		use_unix = 0;
-	else
-		use_unix = 1;
-	s = try_accept(use_unix,QTOS((Q)ARG0(arg)));
-	STOQ(s,*rp);
+  if ( IS_CYGWIN || !ARG1(arg) || NUM(ARG1(arg)) )
+    use_unix = 0;
+  else
+    use_unix = 1;
+  s = try_accept(use_unix,QTOS((Q)ARG0(arg)));
+  STOQ(s,*rp);
 }
 
 /*
  register_server(cs,cport,ss,sport)
 */
 
-void Pregister_server(arg,rp)
-NODE arg;
-Q *rp;
+void Pregister_server(NODE arg,Q *rp)
 {
-	int cs,ss,cn,sn,ind,use_unix,id;
-	char cport_str[BUFSIZ],sport_str[BUFSIZ];
-	MATHCAP server_mathcap;
+  int cs,ss,cn,sn,ind,use_unix,id;
+  char cport_str[BUFSIZ],sport_str[BUFSIZ];
+  Obj obj;
+  MATHCAP server_mathcap;
 
-	cs = QTOS((Q)ARG0(arg));		
-	ss = QTOS((Q)ARG2(arg));		
-	if ( !ARG1(arg) || NUM(ARG1(arg)) ) {
-		sprintf(cport_str,"%d",QTOS((Q)ARG1(arg)));
-		use_unix = 0;
-	} else {
-		strcpy(cport_str,BDY((STRING)ARG1(arg)));
-		use_unix = 1;
-	}
-	if ( !ARG3(arg) || NUM(ARG3(arg)) ) {
-		if ( use_unix )
-			error("register_server : the protocol should conincide for two sockets");
-		sprintf(sport_str,"%d",QTOS((Q)ARG3(arg)));
-	} else {
-		if ( !use_unix )
-			error("register_server : the protocol should conincide for two sockets");
-		strcpy(sport_str,BDY((STRING)ARG3(arg)));
-	}
+  cs = QTOS((Q)ARG0(arg));    
+  ss = QTOS((Q)ARG2(arg));    
+  if ( IS_CYGWIN || !ARG1(arg) || NUM(ARG1(arg)) ) {
+    sprintf(cport_str,"%d",QTOS((Q)ARG1(arg)));
+    use_unix = 0;
+  } else {
+    strcpy(cport_str,BDY((STRING)ARG1(arg)));
+    use_unix = 1;
+  }
+  if ( !ARG3(arg) || NUM(ARG3(arg)) ) {
+    if ( use_unix )
+      error("register_server : the protocol should conincide for two sockets");
+    sprintf(sport_str,"%d",QTOS((Q)ARG3(arg)));
+  } else {
+    if ( !use_unix )
+      error("register_server : the protocol should conincide for two sockets");
+    strcpy(sport_str,BDY((STRING)ARG3(arg)));
+  }
 
-	/* client mode */
-	cn = get_iofp(cs,cport_str,0);
-	sn = get_iofp(ss,sport_str,0);
-	/* get_iofp returns -1 if the laucher could not spawn the server */
-	if ( sn < 0 ) {
-		/* we should terminate the launcher */
-		ox_send_cmd(cn,SM_shutdown); ox_flush_stream_force(cn);
-		STOQ(-1,*rp);
-		return;
-	}
+  /* client mode */
+  cn = get_iofp(cs,cport_str,0);
+  sn = get_iofp(ss,sport_str,0);
+  /* get_iofp returns -1 if the laucher could not spawn the server */
+  if ( sn < 0 ) {
+    /* we should terminate the launcher */
+    ox_send_cmd(cn,SM_shutdown); ox_flush_stream_force(cn);
+    STOQ(-1,*rp);
+    return;
+  }
 
-	/* register server to the server list */
-	ind = register_server(use_unix,cn,sn);
+  /* register server to the server list */
+  ind = register_server(use_unix,cn,sn,-1);
 
-	if ( ox_exchange_mathcap ) {
-		/* request remote mathcap */
-		ox_send_cmd(sn,SM_mathcap);
-		ox_send_cmd(sn,SM_popCMO);
-		ox_flush_stream_force(sn);
-		ox_recv(sn,&id,&server_mathcap);
-		store_remote_mathcap(sn,server_mathcap);
-	
-		/* send my mathcap */
-		create_my_mathcap("asir");
-		ox_send_data(sn,my_mathcap);
-		ox_send_cmd(sn,SM_setMathcap);
-	}
-	/* return the server id */
-	STOQ(ind,*rp);
+  if ( ox_exchange_mathcap ) {
+    /* request remote mathcap */
+    ox_send_cmd(sn,SM_mathcap);
+    ox_send_cmd(sn,SM_popCMO);
+    ox_flush_stream_force(sn);
+    ox_recv(sn,&id,&obj); server_mathcap = (MATHCAP)obj;
+    store_remote_mathcap(sn,server_mathcap);
+  
+    /* send my mathcap */
+    create_my_mathcap("asir");
+    ox_send_data(sn,my_mathcap);
+    ox_send_cmd(sn,SM_setMathcap);
+  }
+  /* return the server id */
+  STOQ(ind,*rp);
 }
 
+#if !defined(VISUAL) && !defined(__MINGW32__)
+#include <sys/file.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <pwd.h>
+
+static int find_executable(char *);
+static int find_executable_main(char *);
+
+static int find_executable(char *com)
+{
+  char *c,*s;
+  int len;
+  char dir[BUFSIZ],path[BUFSIZ];
+
+  for ( s = (char *)getenv("PATH"); s; ) {
+    c = (char *)index(s,':');
+    if ( c ) {
+      len = c-s;
+      strncpy(dir,s,len); s = c+1; dir[len] = 0;
+    } else {
+      strcpy(dir,s); s = 0;
+    }
+    sprintf(path,"%s/%s",dir,com);
+    if ( find_executable_main(path) )
+      return 1;
+  }
+  return 0;
+}
+
+static int find_executable_main(char *file)
+{
+  struct stat buf;
+
+  if ( stat(file,&buf) || (buf.st_mode & S_IFDIR) )
+    return 0;
+  if ( access(file,X_OK) )
+    return 0;
+  else
+    return 1;
+}
+
+#endif
 /*
   ox_launch_generic(host,launcher,server,use_unix,use_ssh,use_x,conn_to_serv)
 
   Input
-	host: hostname on which servers run
-	launcher: path name of the launcher
-	server: path name of the server
-	use_unix: use UNIX domain socket if 1
-	use_ssh: use ssh if 1
-	use_x: use X11 facilities if 1
-	conn_to_serv: connect to server if 1
+  host: hostname on which servers run
+  launcher: path name of the launcher
+  server: path name of the server
+  use_unix: use UNIX domain socket if 1
+  use_ssh: use ssh if 1
+  use_x: use X11 facilities if 1
+  conn_to_serv: connect to server if 1
 */
 
-void Pox_launch_generic(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_launch_generic(NODE arg,Q *rp)
 {
-	int use_unix,use_ssh,use_x,conn_to_serv;
-	char *host,*launcher,*server;
+  int use_unix,use_ssh,use_x,conn_to_serv;
+  char *host,*launcher,*server;
+  Q ret;
 
-	host = (arg&&ARG0(arg))?BDY((STRING)ARG0(arg)):0;
-	launcher = BDY((STRING)ARG1(arg));
-	server = BDY((STRING)ARG2(arg));
-	use_unix = ARG3(arg) ? 1 : 0;
-	use_ssh = ARG4(arg) ? 1 : 0;
-	use_x = ARG5(arg) ? 1 : 0;
-	conn_to_serv = QTOS((Q)ARG6(arg));
-	if ( !host )
-		use_unix = 1;
-	ox_launch_generic(host,launcher,server,
-		use_unix,use_ssh,use_x,conn_to_serv,rp);
+  host = (arg&&ARG0(arg))?BDY((STRING)ARG0(arg)):0;
+  launcher = BDY((STRING)ARG1(arg));
+  server = BDY((STRING)ARG2(arg));
+  use_unix = !IS_CYGWIN && ARG3(arg) ? 1 : 0;
+  use_ssh = ARG4(arg) ? 1 : 0;
+  use_x = ARG5(arg) ? 1 : 0;
+  conn_to_serv = QTOS((Q)ARG6(arg));
+  if ( !IS_CYGWIN && !host )
+    use_unix = 1;
+  ox_launch_generic(host,launcher,server,
+    use_unix,use_ssh,use_x,conn_to_serv,&ret);
+  *rp = ret;
 }
 
-void ox_launch_generic(host,launcher,server,
-		use_unix,use_ssh,use_x,conn_to_serv,rp)
-char *host,*launcher,*server;
-int use_unix,use_ssh,use_x,conn_to_serv;
-Q *rp;
+#if 0
+void ox_launcher_101_generic(char *host,char *launcher,
+    int use_unix,int use_ssh,int use_x,int conn_to_serv,Q *rp)
 {
-	int cs,ss,cn,sn,ind,id;
-	char control_port_str[BUFSIZ];
-	char server_port_str[BUFSIZ];
-	MATHCAP server_mathcap;
+  int cs,cn,ind,id;
+  char control_port_str[BUFSIZ];
+  Obj obj;
 
-	control_port_str[0] = 0;
-	server_port_str[0] = 0;
-	do { 
-		generate_port(use_unix,control_port_str);
-		generate_port(use_unix,server_port_str);
-		if ( !conn_to_serv ) {
-			cs = try_bind_listen(use_unix,control_port_str);
-			ss = try_bind_listen(use_unix,server_port_str);
-		}
-		spawn_server(host,launcher,server,
-			use_unix,use_ssh,use_x,conn_to_serv,
-				control_port_str,server_port_str);
-		if ( conn_to_serv ) {
-			cs = try_connect(use_unix,host,control_port_str);
-			ss = try_connect(use_unix,host,server_port_str);
-		} else {
-			cs = try_accept(use_unix,cs);
-			ss = try_accept(use_unix,ss);
-		}
-	} while ( cs < 0 || ss < 0 );
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  if ( use_unix && !find_executable("xterm") ) use_x = 0;
+#endif
+  control_port_str[0] = 0;
+  do { 
+    generate_port(use_unix,control_port_str);
+    if ( conn_to_serv ) {
+      spawn_server_101(host,launcher,
+        use_unix,use_ssh,use_x,conn_to_serv,
+          control_port_str);
+      cs = try_connect(use_unix,host,control_port_str);
+    } else {
+      cs = try_bind_listen(use_unix,control_port_str);
+      if ( cs < 0 ) continue;
+      spawn_laucher_101(host,launcher,
+        use_unix,use_ssh,use_x,conn_to_serv,
+          control_port_str);
+      cs = try_accept(use_unix,cs);
+    }
+  } while ( cs < 0 );
 
-	/* client mode */
-	cn = get_iofp(cs,control_port_str,0);
-	sn = get_iofp(ss,server_port_str,0);
-	/* get_iofp returns -1 if the laucher could not spawn the server */
-	if ( sn < 0 ) {
-		/* we should terminate the launcher */
-		ox_send_cmd(cn,SM_shutdown); ox_flush_stream_force(cn);
-		STOQ(-1,*rp);
-		return;
-	}
+  /* client mode */
+  cn = get_iofp(cs,control_port_str,0);
 
-	/* register server to the server list */
-	ind = register_server(use_unix,cn,sn);
+  /* register server to the server list */
+  ind = register_server_101(use_unix,cn);
 
-	if ( ox_exchange_mathcap ) {
-		/* request remote mathcap */
-		ox_send_cmd(sn,SM_mathcap);
-		ox_send_cmd(sn,SM_popCMO);
-		ox_flush_stream_force(sn);
-		ox_recv(sn,&id,&server_mathcap);
-		store_remote_mathcap(sn,server_mathcap);
-	
-		/* send my mathcap */
-		create_my_mathcap("asir");
-		ox_send_data(sn,my_mathcap);
-		ox_send_cmd(sn,SM_setMathcap);
-	}
-	/* return the server id */
-	STOQ(ind,*rp);
+  STOQ(ind,*rp);
 }
+#endif
 
-int spawn_server(host,launcher,server,
-	use_unix,use_ssh,use_x,conn_to_serv,
-	control_port_str,server_port_str)
-char *host,*launcher,*server;
-int use_unix,use_ssh,use_x,conn_to_serv;
-char *control_port_str,*server_port_str;
+void ox_launch_generic(char *host,char *launcher,char *server,
+    int use_unix,int use_ssh,int use_x,int conn_to_serv,Q *rp)
 {
-	char cmd[BUFSIZ];
-	char localhost[BUFSIZ];
-	char *dname,*conn_str,*rsh;
+  int cs,ss,cn,sn,ind,id;
+  char control_port_str[BUFSIZ];
+  char server_port_str[BUFSIZ];
+  Obj obj;
+  MATHCAP server_mathcap;
+    Q value;
+    char *key;
+    int fd=-1;
+    NODE opt,n0;
 
-	dname = use_x ? (char *)getenv("DISPLAY") : 0;
-	conn_str = conn_to_serv ? "1" : "0";
-	rsh = use_ssh ? "ssh" : RSH;
-	gethostname(localhost,BUFSIZ);
-#if !defined(VISUAL)
-	if ( use_unix ) {
-		if ( !fork() ) {
-			setpgid(0,getpid());
-			if ( dname )
-				execlp("xterm","xterm","-name",OX_XTERM,"-display",dname,
-					"-geometry","60x10","-e",launcher,".",conn_str,
-					control_port_str,server_port_str,server,dname,0);
-			else
-				execlp(launcher,launcher,".",conn_str,
-					control_port_str,server_port_str,server,"0",0);
-		}
-	} else if ( conn_to_serv == 2 ) {
-		/* special support for java */
-		if ( dname )
-			sprintf(cmd,
-				"%s -n %s \"(cd %s; xterm -name %s -display %s -geometry 60x10 -e java %s -host %s -control %s -data %s)>&/dev/null&\">/dev/null",
-				rsh,host,launcher,OX_XTERM,dname,server,localhost,control_port_str,server_port_str);
-		else
-			sprintf(cmd,
-				"%s -n %s \"(cd %s; java %s -host %s -control %s -data %s)>&/dev/null&\">/dev/null",
-				rsh,host,launcher,server,localhost,
-				control_port_str,server_port_str,server);
-		fprintf(stderr,"%s\n",cmd);
-		sleep(20);
-/*		system(cmd); */
-	} else 
+    if ( current_option ) {
+        for ( opt = current_option; opt; opt = NEXT(opt) ) {
+            n0 = BDY((LIST)BDY(opt));
+            key = BDY((STRING)BDY(n0));
+            value = (Q)BDY(NEXT(n0));
+            if ( !strcmp(key,"fd") && value ) {
+                fd = QTOS(value);
+                break;
+            }
+        }
+    }
+    if (!available_mcindex(fd)) {
+        STOQ(-1,*rp);
+        return;
+    }
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  if ( use_unix && !find_executable("xterm") ) use_x = 0;
+#endif
+  control_port_str[0] = 0;
+  server_port_str[0] = 0;
+  do { 
+    generate_port(use_unix,control_port_str);
+    generate_port(use_unix,server_port_str);
+    if ( !conn_to_serv ) {
+      cs = try_bind_listen(use_unix,control_port_str);
+      if ( cs < 0 ) continue;
+      ss = try_bind_listen(use_unix,server_port_str);
+      if ( ss < 0 ) continue;
+    }
+    spawn_server(host,launcher,server,
+      use_unix,use_ssh,use_x,conn_to_serv,
+        control_port_str,server_port_str);
+    if ( conn_to_serv ) {
+      cs = try_connect(use_unix,host,control_port_str);
+      if ( cs < 0 ) continue;
+      ss = try_connect(use_unix,host,server_port_str);
+      if ( ss < 0 ) continue;
+    } else {
+      cs = try_accept(use_unix,cs);
+      if ( cs < 0 ) continue;
+      ss = try_accept(use_unix,ss);
+      if ( ss < 0 ) continue;
+    }
+  } while ( cs < 0 || ss < 0 );
+
+  /* client mode */
+  cn = get_iofp(cs,control_port_str,0);
+  sn = get_iofp(ss,server_port_str,0);
+  /* get_iofp returns -1 if the laucher could not spawn the server */
+  if ( sn < 0 ) {
+    /* we should terminate the launcher */
+    ox_send_cmd(cn,SM_shutdown); ox_flush_stream_force(cn);
+    STOQ(-1,*rp);
+    return;
+  }
+
+  /* register server to the server list */
+  ind = register_server(use_unix,cn,sn,fd);
+
+  if ( ox_exchange_mathcap ) {
+    /* request remote mathcap */
+    ox_send_cmd(sn,SM_mathcap);
+    ox_send_cmd(sn,SM_popCMO);
+    ox_flush_stream_force(sn);
+    ox_recv(sn,&id,&obj); server_mathcap = (MATHCAP)obj;
+    store_remote_mathcap(sn,server_mathcap);
+  
+    /* send my mathcap */
+    create_my_mathcap("asir");
+    ox_send_data(sn,my_mathcap);
+    ox_send_cmd(sn,SM_setMathcap);
+  }
+  /* return the server id */
+  STOQ(ind,*rp);
+}
+
+#if defined(__CYGWIN32__)
+static void bslash2slash(char *buf)
+{
+  char *p;
+
+  for ( p = buf; *p; p++ )
+    if ( *p == '\\' )
+      *p = '/';
+}
+
+static int get_start_path(char *buf)
+{
+  static char start_path[BUFSIZ];
+  static int start_initialized = 0;
+  char name[BUFSIZ];
+
+  if ( start_initialized ) {
+    strcpy(buf,start_path);
+    return 1;
+  }
+
+  /* Windows98 */
+  strcpy(buf,"c:\\windows\\command\\start.exe");
+  cygwin_conv_to_full_posix_path(buf,name);
+  if ( !access(name,X_OK) ) {
+    bslash2slash(buf);
+    strcpy(start_path,buf);
+    start_initialized  = 1;
+    return 1;
+  }
+
+  /* Windows2000 */
+  strcpy(buf,"c:\\winnt\\system32\\start.exe");
+  cygwin_conv_to_full_posix_path(buf,name);
+  if ( !access(name,X_OK) ) {
+    bslash2slash(buf);
+    strcpy(start_path,buf);
+    start_initialized  = 1;
+    return 1;
+  }
+
+  strcpy(buf,"c:\\winnt\\system32\\cmd.exe");
+  cygwin_conv_to_full_posix_path(buf,name);
+  if ( !access(name,X_OK) ) {
+    bslash2slash(buf);
+    sprintf(start_path,"%s /c start",buf);
+    strcpy(buf,start_path);
+    start_initialized  = 1;
+    return 1;
+  }
+
+  strcpy(buf,"c:\\windows\\system32\\cmd.exe");
+  cygwin_conv_to_full_posix_path(buf,name);
+  if ( !access(name,X_OK) ) {
+    bslash2slash(buf);
+    sprintf(start_path,"%s /c start",buf);
+    strcpy(buf,start_path);
+    start_initialized  = 1;
+    return 1;
+  }
+
+  return 0;
+}
+
+static void get_launcher_path(char *buf)
+{
+  static char rootname[BUFSIZ];
+  static char launcher_path[BUFSIZ];
+  static int launcher_initialized = 0;
+  char name[BUFSIZ];
+  
+  if ( launcher_initialized ) {
+    strcpy(buf,launcher_path);
+    return;
+  }
+
+  get_rootdir(rootname,sizeof(rootname));
+  sprintf(name,"%s/ox_launch.exe",rootname);
+  cygwin_conv_to_full_win32_path(name,launcher_path);    
+  bslash2slash(launcher_path);
+  launcher_initialized = 1;
+  strcpy(buf,launcher_path);
+}
+#endif
+
+void spawn_server(char *host,char *launcher,char *server,
+  int use_unix,int use_ssh,int use_x,int conn_to_serv,
+  char *control_port_str,char *server_port_str)
+{
+  char localhost[BUFSIZ];
+  char *dname,*conn_str,*rsh,*dname0,*asirhost;
+  char AsirExe[BUFSIZ];
+  STRING rootdir;
+  char prog[BUFSIZ];
+  char *av[BUFSIZ];
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  char cmd[BUFSIZ];
+#endif
+#if defined(__CYGWIN__)
+  char win_start[BUFSIZ],win_launcher[BUFSIZ];
+#endif
+  void Pget_rootdir();
+
+  dname0 = (char *)getenv("DISPLAY");
+  if ( !dname0 )
+    dname0 = "0";
+  dname = use_x ? dname0 : 0;
+  conn_str = conn_to_serv ? "1" : "0";
+  rsh = getenv("ASIR_RSH");
+  if ( !rsh )
+    rsh = use_ssh ? "ssh" : RSH;
+  if ( !use_unix && strstr(rsh,"ssh") ) {
+    /*
+     * if "ssh" is used to invoke a remote server,
+     * we should not specify "-display".
+     */
+    use_ssh = 1;
+  }
+  asirhost = (char *)getenv("ASIRHOSTNAME");
+  if ( asirhost )
+    strcpy(localhost,asirhost);
+  else
+    gethostname(localhost,BUFSIZ);
+#if defined(VISUAL) || defined(__MINGW32__)
+  if ( !use_unix )
+    error("spawn_server : not implemented on Windows");
+  Pget_rootdir(&rootdir);
+  sprintf(AsirExe,"%s\\bin\\engine.exe",BDY(rootdir));
+  strcpy(prog,server);
+  server = strrchr(prog,'/')+1;
+  av[0] = "ox_launch";
+  av[1] = "127.0.0.1";
+  av[2] = conn_str;
+  av[3] = control_port_str;
+  av[4] = server_port_str;
+  av[5] = server;
+  av[6] = use_x ? "1" : "0";
+  av[7] = 0;
+
+  _spawnv(_P_NOWAIT,AsirExe,av);
+//  _spawnv(_P_NOWAIT,"d:\\home\\noro\\engine2000\\debug\\engine.exe",av);
+//  printf("ox_launch 127.0.0.1 %s %s %s %s 0\n",conn_str,control_port_str,server_port_str,server);
+#else
+  if ( use_unix || !host ) {
+#if defined(__CYGWIN32__)
+    get_launcher_path(win_launcher);
+    if ( dname && strchr(dname,':') ) {
+      if ( !fork() ) {
+        setpgid(0,getpid());
+        execlp("xterm","xterm","-name",OX_XTERM,"-T","ox_launch:local","-display",dname,
+          "-geometry","60x10","-xrm","XTerm*locale:false","-e",launcher,use_unix?".":"127.1",conn_str,
+          control_port_str,server_port_str,server,dname,(char *)0);
+      }
+    } else if ( dname && get_start_path(win_start) ) {
+      sprintf(cmd,"%s %s %s %s %s %s %s 1",
+        win_start,win_launcher,use_unix?".":"127.1",conn_str,
+        control_port_str,server_port_str,server);  
+      system(cmd);
+    } else {
+      if ( !fork() ) {
+        setpgid(0,getpid());
+        execlp(launcher,launcher,use_unix?".":"127.1",conn_str,
+          control_port_str,server_port_str,server,dname0,"-nolog",(char *)0);
+      }
+    }
+#else
+    if ( !fork() ) {
+      setpgid(0,getpid());
+      if ( dname )
+        execlp("xterm","xterm","-name",OX_XTERM,"-T","ox_launch:local","-display",dname,
+          "-geometry","60x10","-xrm","XTerm*locale:false","-e",launcher,use_unix?".":"127.1",conn_str,
+          control_port_str,server_port_str,server,dname,(char *)0);
+      else 
+        execlp(launcher,launcher,use_unix?".":"127.1",conn_str,
+          control_port_str,server_port_str,server,dname0,"-nolog",(char *)0);
+    }
+#endif
+  } else if ( conn_to_serv == 2 ) {
+    /* special support for java */
+    if ( dname )
+      sprintf(cmd,
+        "%s -n %s \"(cd %s; xterm -name %s %s -geometry 60x10 -e java %s -host %s -control %s -data %s)>&/dev/null&\">/dev/null",
+        rsh,host,launcher,OX_XTERM,dname,server,localhost,control_port_str,server_port_str);
+    else
+      sprintf(cmd,
+        "%s -n %s \"(cd %s; java %s -host %s -control %s -data %s)>&/dev/null&\">/dev/null",
+        rsh,host,launcher,server,localhost,
+        control_port_str,server_port_str,server);
+    fprintf(stderr,"%s\n",cmd);
+    sleep(20);
+/*    system(cmd); */
+  } else {
+    if ( dname )
+      if ( use_ssh )
+        sprintf(cmd,
+"%s -f -n %s \"xterm -name %s -title ox_launch:%s -geometry 60x10 -xrm 'XTerm*locale:false' -e %s %s %s %s %s %s %s >&/dev/null\">/dev/null",
+        rsh,host,OX_XTERM,host,launcher,localhost,conn_str,
+        control_port_str,server_port_str,server,"1");
+      else
+        sprintf(cmd,
+"%s -n %s \"xterm -name %s -title ox_launch:%s -display %s -geometry 60x10 -xrm 'XTerm*locale:false' -e %s %s %s %s %s %s %s >&/dev/null&\">/dev/null",
+        rsh,host,OX_XTERM,host,dname,launcher,localhost,conn_str,
+        control_port_str,server_port_str,server,dname);
+    else
+      if ( use_ssh )
+        sprintf(cmd,
+"%s -f -n %s \"%s %s %s %s %s %s %s %s>&/dev/null&\">/dev/null",
+        rsh,host,launcher,localhost,conn_str,
+        control_port_str,server_port_str,server,"1","-nolog");
+      else
+        sprintf(cmd,
+"%s -n %s \"%s %s %s %s %s %s %s %s>&/dev/null&\">/dev/null",
+        rsh,host,launcher,localhost,conn_str,
+        control_port_str,server_port_str,server,dname0,"-nolog");
+    system(cmd);
+  }
 #endif /* VISUAL */
-	{
-		if ( dname )
-			sprintf(cmd,
-				"%s -n %s \"xterm -name %s -display %s -geometry 60x10 -e %s %s %s %s %s %s %s>&/dev/null&\">/dev/null",
-				rsh,host,OX_XTERM,dname,launcher,localhost,conn_str,
-				control_port_str,server_port_str,server,dname);
-		else
-			sprintf(cmd,
-				"%s -n %s \"%s %s %s %s %s %s %s>&/dev/null&\">/dev/null",
-				rsh,host,launcher,localhost,conn_str,
-				control_port_str,server_port_str,server,"0");
-		system(cmd);
-	}
 }
 
-void Pox_launch(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_launch(NODE arg,Obj *rp)
 {
-	Pox_launch_main(1,arg,rp);
+  ox_launch_main(1,arg,rp);
 }
 
-void Pox_launch_nox(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_launch_nox(NODE arg,Obj *rp)
 {
-	Pox_launch_main(0,arg,rp);
+  ox_launch_main(0,arg,rp);
 }
 
 /* 
-	ox_launch() : invoke local ox_asir
-	ox_launch(0,ox_xxx) : invoke local ox_xxx with asir_libdir/ox_launch
-	ox_launch(remote,lib,ox_xxx) : invoke remote ox_xxx with lib/ox_launch
+  ox_launch() : invoke local ox_asir
+  ox_launch(0,ox_xxx) : invoke local ox_xxx with asir_libdir/ox_launch
+  ox_launch(remote,lib,ox_xxx) : invoke remote ox_xxx with lib/ox_launch
 */
 
-void Pox_launch_main(with_x,arg,rp)
-int with_x;
-NODE arg;
-Obj *rp;
+void ox_launch_main(int with_x,NODE arg,Obj *p)
 {
-	char *str;
-	char *hostname,*servername,*dname;
-	char *control;
-	int use_unix;
-	extern char *asir_libdir;
+  char *str;
+  char *hostname,*servername;
+  char *control;
+  int use_unix;
+  Q ret;
+  extern char *asir_libdir;
 
-	if ( arg && ARG0(arg) && argc(arg) != 3 )
-		error("ox_launch : argument mismatch");
-	control = (char *)MALLOC(BUFSIZ);
-	if ( !arg || ( !ARG0(arg) && argc(arg) == 1 ) ) {
-		sprintf(control,"%s/ox_launch",asir_libdir);
-		use_unix = 1;
-		servername = (char *)MALLOC(BUFSIZ);
-		sprintf(servername,"%s/ox_asir",asir_libdir);
-	} else if ( !ARG0(arg) && argc(arg) == 2 ) {
-		sprintf(control,"%s/ox_launch",asir_libdir);
-		use_unix = 1;
-		str = BDY((STRING)ARG1(arg));
-		if ( str[0] == '/' )
-			servername = str;
-		else {
-			servername = (char *)MALLOC(BUFSIZ);
-			sprintf(servername,"%s/%s",asir_libdir,str);
-		}
-	} else {
-		sprintf(control,"%s/ox_launch",BDY((STRING)ARG1(arg)));
-		if ( !ARG0(arg) )
-			use_unix = 1;
-		else
-			use_unix = 0;
-		str = BDY((STRING)ARG2(arg));
-		if ( str[0] == '/' )
-			servername = str;
-		else {
-			servername = (char *)MALLOC(BUFSIZ);
-			sprintf(servername,"%s/%s",BDY((STRING)ARG1(arg)),str);
-		}
-	}
-	if ( arg && ARG0(arg) )
-		hostname = BDY((STRING)ARG0(arg));
-	else
-		hostname = 0;
-	ox_launch_generic(hostname,control,servername,use_unix,0,with_x,0,rp);
+  if ( arg && ARG0(arg) && argc(arg) != 3 )
+    error("ox_launch : argument mismatch");
+  control = (char *)MALLOC(BUFSIZ);
+  if ( !arg || ( !ARG0(arg) && argc(arg) == 1 ) ) {
+    sprintf(control,"%s/ox_launch",asir_libdir);
+    use_unix = IS_CYGWIN ? 0 : 1;
+    servername = (char *)MALLOC(BUFSIZ);
+    sprintf(servername,"%s/ox_asir",asir_libdir);
+  } else if ( !ARG0(arg) && argc(arg) == 2 ) {
+    sprintf(control,"%s/ox_launch",asir_libdir);
+    use_unix = IS_CYGWIN ? 0 : 1;
+    str = BDY((STRING)ARG1(arg));
+    if ( str[0] == '/' )
+      servername = str;
+    else {
+      servername = (char *)MALLOC(BUFSIZ);
+      sprintf(servername,"%s/%s",asir_libdir,str);
+    }
+  } else {
+    sprintf(control,"%s/ox_launch",BDY((STRING)ARG1(arg)));
+    if ( !ARG0(arg) )
+      use_unix = IS_CYGWIN ? 0 : 1;
+    else
+      use_unix = 0;
+    str = BDY((STRING)ARG2(arg));
+    if ( str[0] == '/' )
+      servername = str;
+    else {
+      servername = (char *)MALLOC(BUFSIZ);
+      sprintf(servername,"%s/%s",BDY((STRING)ARG1(arg)),str);
+    }
+  }
+  if ( arg && ARG0(arg) )
+    hostname = BDY((STRING)ARG0(arg));
+  else
+    hostname = 0;
+  ox_launch_generic(hostname,control,servername,use_unix,0,with_x,0,&ret);
+  *p = (Obj)ret;
 }
 
-int register_server(af_unix,m,c)
-int af_unix,m,c;
+void extend_mctab(int bound)
 {
-	int s,i,ci;
-	struct m_c *t;
-#define INIT_TAB_SIZ 64
+  int i,n;
+  struct m_c *t;
+    if ( !m_c_tab ) {
+        n = (bound/INIT_TAB_SIZ + 1)*INIT_TAB_SIZ;
+        t = (struct m_c *)MALLOC_ATOMIC(n*sizeof(struct m_c));
+        for ( i = m_c_s; i < n; i++ ) {
+            t[i].af_unix = 0;
+            t[i].m = t[i].c = -1;
+        }
+        m_c_s = n; m_c_tab = t;
+    }else if (bound >= m_c_s) {
+        n = (bound/INIT_TAB_SIZ + 1)*INIT_TAB_SIZ;
+        t = (struct m_c *)MALLOC_ATOMIC(n*sizeof(struct m_c));
+        bzero((void *)t,n*sizeof(struct m_c));
+        bcopy((void *)m_c_tab,(void *)t,m_c_s*sizeof(struct m_c));
+        for ( i = m_c_s; i < n; i++ ) {
+            t[i].af_unix = 0;
+            t[i].m = t[i].c = -1;
+        }
+        m_c_s = n; m_c_tab = t;
+    }else {
+        return;
+    }
+}
 
-	if ( c < 0 )
-		return -1;
-	if ( !m_c_tab ) {
-		s = INIT_TAB_SIZ*sizeof(struct m_c);
-		m_c_tab = (struct m_c *)MALLOC_ATOMIC(s);
-		for ( i = 0; i < INIT_TAB_SIZ; i++ ) {
-			m_c_tab[i].af_unix = 0;
-			m_c_tab[i].m = m_c_tab[i].c = -1;
-		}
-		m_c_s = INIT_TAB_SIZ;
-	}
-#if !MPI
-	for ( i = 0; i < m_c_i; i++ )
-		if ( (m_c_tab[i].m<0) && (m_c_tab[i].c<0) )
-			break;
-	if ( i < m_c_i ) {
-		m_c_tab[i].m = m; m_c_tab[i].c = c;
-		m_c_tab[i].af_unix = af_unix;
-		return i;
-	}
+int available_mcindex(int ind)
+{
+  if (ind < 0) return 1; 
+  extend_mctab(ind);
+  return m_c_tab[ind].m<0 && m_c_tab[ind].c<0;
+}
+
+int register_server(int af_unix,int m,int c,int ind)
+{
+  int s,i;
+  struct m_c *t;
+  if ( c < 0 )
+    return -1;
+  extend_mctab( (ind<0)? 0: ind );
+  if(ind >= 0) {
+    if (m_c_tab[ind].m<0 && m_c_tab[ind].c<0) {
+      m_c_tab[ind].m = m; m_c_tab[ind].c = c;
+      m_c_tab[ind].af_unix = af_unix;
+      if (ind>=m_c_i) m_c_i = ind+1;
+      return ind;
+    }
+    return -1;
+  }
+#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;
+  if ( i < m_c_i ) {
+    m_c_tab[i].m = m; m_c_tab[i].c = c;
+    m_c_tab[i].af_unix = af_unix;
+    return i;
+  }
 #endif
-	if ( m_c_i == m_c_s ) {
-		s = (m_c_s+INIT_TAB_SIZ)*sizeof(struct m_c);
-		t = (struct m_c *)MALLOC_ATOMIC(s); bzero(m_c_tab,s);
-		bcopy(m_c_tab,t,m_c_s*sizeof(struct m_c));
-		for ( i = 0; i < INIT_TAB_SIZ; i++ ) {
-			m_c_tab[m_c_s+i].af_unix = 0;
-			m_c_tab[m_c_s+i].m = m_c_tab[m_c_s+i].c = -1;
-		}
-		m_c_s += INIT_TAB_SIZ; m_c_tab = t;
-	}
-	m_c_tab[m_c_i].m = m; m_c_tab[m_c_i].c = c;
-	m_c_tab[m_c_i].af_unix = af_unix;
-	return m_c_i++;
+  if ( m_c_i == m_c_s ) {
+    s = (m_c_s+INIT_TAB_SIZ)*sizeof(struct m_c);
+    t = (struct m_c *)MALLOC_ATOMIC(s);
+    bcopy((void *)m_c_tab,(void *)t,m_c_s*sizeof(struct m_c));
+    for ( i = 0; i < INIT_TAB_SIZ; i++ ) {
+      t[m_c_s+i].af_unix = 0;
+      t[m_c_s+i].m = m_c_tab[m_c_s+i].c = -1;
+    }
+    m_c_s += INIT_TAB_SIZ; m_c_tab = t;
+  }
+  m_c_tab[m_c_i].m = m; m_c_tab[m_c_i].c = c;
+  m_c_tab[m_c_i].af_unix = af_unix;
+  return m_c_i++;
 }
 
 /* iofp index => m_c_tab index */
 
-int get_mcindex(i)
-int i;
+int get_mcindex(int i)
 {
-	int j;
+  int j;
 
-	for ( j = 0; j < m_c_i; j++ )
-		if ( m_c_tab[j].c == i )
-			return j;
-	return -1;
+  for ( j = 0; j < m_c_i; j++ )
+    if ( m_c_tab[j].c == i )
+      return j;
+  return -1;
 }
 
 /* arg = [ind0,ind1,...]; indk = index to m_c_tab */
 
-void Pox_select(arg,rp)
-NODE arg;
-LIST *rp;
+void Pox_select(NODE arg,LIST *rp)
 {
-	int fd,n,i,index,mcind;
-	fd_set r,w,e;
-	NODE list,t,t1;
-	Q q;
-	double max;
-	struct timeval interval;
-	struct timeval *tvp;
+  int fd,n,i,index,mcind,s,maxfd,minfd;
+  fd_set r,w,e;
+  NODE list,t,t1,t0;
+  Q q;
+  double max;
+  struct timeval interval;
+  struct timeval *tvp;
 
-	list = BDY((LIST)ARG0(arg)); arg = NEXT(arg);
-	if ( arg ) {
-		max = ToReal((Num)BDY(arg));
-		interval.tv_sec = (int)max;
-		interval.tv_usec = (int)((max-(int)max)*1000000);
-		tvp = &interval;
-	} else
-		tvp = 0;
+  list = BDY((LIST)ARG0(arg)); arg = NEXT(arg);
+  if ( arg ) {
+    max = ToReal((Num)BDY(arg));
+    interval.tv_sec = (int)max;
+    interval.tv_usec = (int)((max-(int)max)*1000000);
+    tvp = &interval;
+  } else
+    tvp = 0;
 
-	FD_ZERO(&r); FD_ZERO(&w); FD_ZERO(&e);
-	for ( t = list; t; t = NEXT(t) ) {
-		index = QTOS((Q)BDY(t));
-		valid_mctab_index(index);
-		fd = get_fd(m_c_tab[index].c); FD_SET(fd,&r);
-	}
-	n = select(FD_SETSIZE,&r,&w,&e,tvp);
-	for ( i = 0, t = 0; n && i < FD_SETSIZE; i++ )
-		if ( FD_ISSET(i,&r) ) {
-			/* index : index to iofp array */
-			index = get_index(i);
-			/* mcind : index to m_c_tab array */
-			mcind = get_mcindex(index);
-			n--; STOQ(mcind,q); MKNODE(t1,q,t); t = t1;
-		}
-	MKLIST(*rp,t);
+  FD_ZERO(&r); FD_ZERO(&w); FD_ZERO(&e);
+  maxfd = minfd = -1;
+  for ( t = list, t0 = 0; t; t = NEXT(t) ) {
+    index = QTOS((Q)BDY(t));
+    valid_mctab_index(index);
+    s = m_c_tab[index].c;
+    if ( ox_data_is_available(s) ) {
+      MKNODE(t1,(Q)BDY(t),t0); t0 = t1;
+    } else {
+      fd = get_fd(s); FD_SET((unsigned int)fd,&r);
+      maxfd = maxfd<0 ? fd : MAX(fd,maxfd);
+      minfd = minfd<0 ? fd : MIN(fd,minfd);
+    }
+  }
+  if ( t0 ) {
+    MKLIST(*rp,t0); return;
+  }
+
+  n = select(FD_SETSIZE,&r,&w,&e,tvp);
+#if defined(VISUAL) || defined(__MINGW32__)
+  for ( i = minfd, t = 0; n && i <= maxfd; i++ )
+#else
+  for ( i = 0, t = 0; n && i < FD_SETSIZE; i++ )
+#endif
+    if ( FD_ISSET(i,&r) ) {
+      /* index : index to iofp array */
+      index = get_index(i);
+      /* mcind : index to m_c_tab array */
+      mcind = get_mcindex(index);
+      n--; STOQ(mcind,q); MKNODE(t1,q,t); t = t1;
+    }
+  MKLIST(*rp,t);
 }
 
-void Pox_flush(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_flush(NODE arg,Q *rp)
 {
-	int index = QTOS((Q)ARG0(arg));
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	ox_flush_stream_force(m_c_tab[index].c);
-	*rp = ONE;
+  valid_mctab_index(index);
+  ox_flush_stream_force(m_c_tab[index].c);
+  *rp = ONE;
 }
 
-void Pox_send_raw_cmo(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_send_raw_cmo(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_write_cmo(s,(Obj)ARG1(arg));
-	/* flush always */
-	ox_flush_stream(s);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_write_cmo(s,(Obj)ARG1(arg));
+  /* flush always */
+  ox_flush_stream(s);
+  *rp = 0;
 }
 
-void Pox_recv_raw_cmo(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_recv_raw_cmo(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_read_cmo(s,rp);
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_read_cmo(s,rp);
 }
 
-void Pox_push_local(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_send_102(NODE arg,Obj *rp)
 {
-	int s;
-	struct oLIST dummy;
-	VL vl;
-	int index = QTOS((Q)ARG0(arg));
+  int rank = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c; arg = NEXT(arg);
+  ox_send_data_102(rank,(Obj)ARG1(arg));
+  *rp = 0;
+}
 
-	dummy.id = O_LIST; dummy.body = arg;
-	get_vars_recursive((Obj)&dummy,&vl);
+void Pox_recv_102(NODE arg,Obj *rp)
+{
+  int id;
+  int rank = QTOS((Q)ARG0(arg));
 
-	ox_send_local_ring(s,vl);
-	for ( ; arg; arg = NEXT(arg) )
-		ox_send_local_data(s,BDY(arg));
-	*rp = 0;
+  ox_recv_102(rank,&id,rp);
 }
 
-void Pox_push_cmo(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_bcast_102(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int rank = QTOS((Q)ARG0(arg));
+  Obj data;
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c; arg = NEXT(arg);
-	for ( ; arg; arg = NEXT(arg) )
-		ox_send_data(s,BDY(arg));
-	*rp = 0;
+  if ( argc(arg) > 1 )
+    asir_push_one((Obj)ARG1(arg));
+  ox_bcast_102(rank);
+  *rp = (Obj)asir_pop_one();
 }
 
-void Pox_push_vl(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_reduce_102(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int root = QTOS((Q)ARG0(arg));
+  STRING op;
+  char *opname;
+  void (*func)();
 
-	valid_mctab_index(index);
-	ox_send_local_ring(m_c_tab[index].c,CO);
-	*rp = 0;
+  op = (STRING)ARG1(arg);
+  asir_assert(op,O_STR,"ox_reduce_102");
+  opname = BDY(op);
+  if ( !strcmp(opname,"+") )
+    func = arf_add;
+  else if ( !strcmp(opname,"*") )
+    func = arf_mul;
+  else {
+    error("ox_reduce_102 : operation not supported");
+  }
+  if ( argc(arg) > 2 )
+    asir_push_one((Obj)ARG2(arg));
+  ox_reduce_102(root,func);
+  *rp = (Obj)asir_pop_one();
 }
 
-void Pox_pop_local(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_push_local(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  struct oLIST dummy;
+  VL vl;
+  int index;
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_cmd(s,SM_popSerializedLocalObject);
-	ox_flush_stream_force(s);
-	ox_get_result(s,rp);
+  if ( !arg )
+    error("ox_push_local : too few arguments.");
+  index = QTOS((Q)ARG0(arg));
+  valid_mctab_index(index);
+  s = m_c_tab[index].c; arg = NEXT(arg);
+
+  dummy.id = O_LIST; dummy.body = arg;
+  get_vars_recursive((Obj)&dummy,&vl);
+
+  ox_send_local_ring(s,vl);
+  for ( ; arg; arg = NEXT(arg) )
+    ox_send_local_data(s,BDY(arg));
+  *rp = 0;
 }
 
-void Pox_pop_cmo(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_push_cmo(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index;
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_cmd(s,SM_popCMO);
-	ox_flush_stream_force(s);
-	ox_get_result(s,rp);
+  if ( !arg )
+    error("ox_push_cmo : too few arguments.");
+  index = QTOS((Q)ARG0(arg));
+  valid_mctab_index(index);
+  s = m_c_tab[index].c; arg = NEXT(arg);
+  for ( ; arg; arg = NEXT(arg) )
+    ox_send_data(s,BDY(arg));
+  *rp = 0;
 }
 
-void Pox_pop0_local(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_push_vl(NODE arg,Obj *rp)
 {
-	int index = QTOS((Q)ARG0(arg));
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	ox_send_cmd(m_c_tab[index].c,SM_popSerializedLocalObject);
-	*rp = 0;
+  valid_mctab_index(index);
+  ox_send_local_ring(m_c_tab[index].c,CO);
+  *rp = 0;
 }
 
-void Pox_pop0_cmo(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_pop_local(NODE arg,Obj *rp)
 {
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	ox_send_cmd(m_c_tab[index].c,SM_popCMO);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_cmd(s,SM_popSerializedLocalObject);
+  ox_flush_stream_force(s);
+  ox_get_result(s,rp);
 }
 
-void Pox_pop0_string(arg,rp)
-NODE arg;
-STRING *rp;
+void Pox_pop_cmo(NODE arg,Obj *rp)
 {
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	ox_send_cmd(m_c_tab[index].c,SM_popString);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_cmd(s,SM_popCMO);
+  ox_flush_stream_force(s);
+  ox_get_result(s,rp);
 }
 
-void Pox_pop_string(arg,rp)
-NODE arg;
-STRING *rp;
+void Pox_pop0_local(NODE arg,Obj *rp)
 {
-	int s,id;
-	int index = QTOS((Q)ARG0(arg));
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_cmd(s,SM_popString);
-	ox_flush_stream_force(s);
-	ox_get_result(s,rp);
+  valid_mctab_index(index);
+  ox_send_cmd(m_c_tab[index].c,SM_popSerializedLocalObject);
+  *rp = 0;
 }
 
-void Pox_get(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_pop0_cmo(NODE arg,Obj *rp)
 {
-	int index;
-	int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	if ( !arg ) {
-		/* client->server */
-		ox_get_result(0,rp);
-	} else {
-		/* server->client */
-		index = QTOS((Q)ARG0(arg));
-		valid_mctab_index(index);
-		s = m_c_tab[index].c;
-		ox_flush_stream_force(s);
-		ox_get_result(s,rp);
-	}
+  valid_mctab_index(index);
+  ox_send_cmd(m_c_tab[index].c,SM_popCMO);
+  *rp = 0;
 }
 
-void Pox_pops(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_pop0_string(NODE arg,STRING *rp)
 {
-	int s;
-	USINT n;
-	int index = QTOS((Q)ARG0(arg));
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	if ( NEXT(arg) )
-		MKUSINT(n,QTOS((Q)ARG1(arg)));
-	else
-		MKUSINT(n,1);
-	ox_send_data(s,n);
-	ox_send_cmd(s,SM_pops);
-	*rp = 0;
+  valid_mctab_index(index);
+  ox_send_cmd(m_c_tab[index].c,SM_popString);
+  *rp = 0;
 }
 
-void Pox_execute_function(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_pop_string(NODE arg,Obj *rp)
 {
-	int s;
-	USINT ui;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	MKUSINT(ui,QTOS((Q)ARG2(arg)));
-	ox_send_data(s,ui);
-	ox_send_data(s,ARG1(arg));
-	ox_send_cmd(s,SM_executeFunction);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_cmd(s,SM_popString);
+  ox_flush_stream_force(s);
+  ox_get_result(s,rp);
 }
 
-void Pox_setname(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_get(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int index;
+  int s;
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_data(s,ARG1(arg));
-	ox_send_cmd(s,SM_setName);
-	*rp = 0;
+  if ( !arg ) {
+    /* client->server */
+    ox_get_result(0,rp);
+  } else {
+    /* server->client */
+    index = QTOS((Q)ARG0(arg));
+    valid_mctab_index(index);
+    s = m_c_tab[index].c;
+    ox_flush_stream_force(s);
+    ox_get_result(s,rp);
+  }
 }
 
-void Pox_evalname(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_pops(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  USINT n;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_data(s,ARG1(arg));
-	ox_send_cmd(s,SM_evalName);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  if ( NEXT(arg) )
+    MKUSINT(n,QTOS((Q)ARG1(arg)));
+  else
+    MKUSINT(n,1);
+  ox_send_data(s,n);
+  ox_send_cmd(s,SM_pops);
+  *rp = 0;
 }
 
-void Pox_execute_string(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_execute_function(NODE arg,Obj *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
+  int s;
+  USINT ui;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c;
-	ox_send_data(s,ARG1(arg));
-	ox_send_cmd(s,SM_executeStringByLocalParser);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  MKUSINT(ui,QTOS((Q)ARG2(arg)));
+  ox_send_data(s,ui);
+  ox_send_data(s,ARG1(arg));
+  ox_send_cmd(s,SM_executeFunction);
+  *rp = 0;
 }
 
+void Pox_setname(NODE arg,Obj *rp)
+{
+  int s;
+  int index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_data(s,ARG1(arg));
+  ox_send_cmd(s,SM_setName);
+  *rp = 0;
+}
+
+void Pox_evalname(NODE arg,Obj *rp)
+{
+  int s;
+  int index = QTOS((Q)ARG0(arg));
+
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_data(s,ARG1(arg));
+  ox_send_cmd(s,SM_evalName);
+  *rp = 0;
+}
+
+void Pox_execute_string(NODE arg,Obj *rp)
+{
+  int s;
+  int index = QTOS((Q)ARG0(arg));
+
+  asir_assert(ARG1(arg),O_STR,"ox_execute_string");
+  valid_mctab_index(index);
+  s = m_c_tab[index].c;
+  ox_send_data(s,ARG1(arg));
+  ox_send_cmd(s,SM_executeStringByLocalParser);
+  *rp = 0;
+}
+
 /* arg=[sid,fname,arg0,arg1,...,arg{n-1}] */
 
-void Pox_rpc(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_rpc(NODE arg,Obj *rp)
 {
-	int s,i,n;
-	STRING f;
-	USINT ui;
-	pointer *w;
-	NODE t;
-	int index = QTOS((Q)ARG0(arg));
+  int s,i,n;
+  STRING f;
+  USINT ui;
+  pointer *w;
+  NODE t;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c; arg = NEXT(arg);
-	f = (STRING)BDY(arg); arg = NEXT(arg);
-	ox_send_local_ring(s,CO);
-	for ( n = 0, t = arg; t; t = NEXT(t), n++ );
-	w = (pointer *)ALLOCA(n*sizeof(pointer));
-	for ( i = 0, t = arg; i < n; t = NEXT(t), i++ )
-		w[i] = BDY(t);
-	for ( i = n-1; i >= 0; i-- )
-		ox_send_local_data(s,w[i]);
-	MKUSINT(ui,n);
-	ox_send_data(s,ui);
-	ox_send_data(s,f);
-	ox_send_cmd(s,SM_executeFunction);
-	*rp = 0;
+  valid_mctab_index(index);
+  s = m_c_tab[index].c; arg = NEXT(arg);
+  f = (STRING)BDY(arg); arg = NEXT(arg);
+  ox_send_local_ring(s,CO);
+  for ( n = 0, t = arg; t; t = NEXT(t), n++ );
+  w = (pointer *)ALLOCA(n*sizeof(pointer));
+  for ( i = 0, t = arg; i < n; t = NEXT(t), i++ )
+    w[i] = BDY(t);
+  for ( i = n-1; i >= 0; i-- )
+    ox_send_local_data(s,w[i]);
+  MKUSINT(ui,n);
+  ox_send_data(s,ui);
+  ox_send_data(s,f);
+  ox_send_cmd(s,SM_executeFunction);
+  *rp = 0;
 }
 
-void Pox_cmo_rpc(arg,rp)
-NODE arg;
-Obj *rp;
+void Pox_cmo_rpc(NODE arg,Obj *rp)
 {
-	int s,i,n;
-	STRING f;
-	USINT ui;
-	NODE t;
-	pointer *w;
-	int index = QTOS((Q)ARG0(arg));
+  int s,i,n;
+  STRING f;
+  USINT ui;
+  NODE t;
+  Obj dmy;
+  pointer *w;
+  int index = QTOS((Q)ARG0(arg));
+  int sync,find;
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].c; arg = NEXT(arg);
-	f = (STRING)BDY(arg); arg = NEXT(arg);
-	for ( n = 0, t = arg; t; t = NEXT(t), n++ );
-	w = (pointer *)ALLOCA(n*sizeof(pointer));
-	for ( i = 0, t = arg; i < n; t = NEXT(t), i++ )
-		w[i] = BDY(t);
-	for ( i = n-1; i >= 0; i-- )
-		ox_send_data(s,w[i]);
-	MKUSINT(ui,n);
-	ox_send_data(s,ui);
-	ox_send_data(s,f);
-	ox_send_cmd(s,SM_executeFunction);
-	*rp = 0;
+  find = get_opt("sync",&sync);
+  valid_mctab_index(index);
+  s = m_c_tab[index].c; arg = NEXT(arg);
+  f = (STRING)BDY(arg); arg = NEXT(arg);
+  for ( n = 0, t = arg; t; t = NEXT(t), n++ );
+  w = (pointer *)ALLOCA(n*sizeof(pointer));
+  for ( i = 0, t = arg; i < n; t = NEXT(t), i++ )
+    w[i] = BDY(t);
+  for ( i = n-1; i >= 0; i-- )
+    ox_send_data(s,w[i]);
+  MKUSINT(ui,n);
+  ox_send_data(s,ui);
+  ox_send_data(s,f);
+  if ( find && sync ) {
+    ox_send_cmd(s,SM_executeFunctionSync);
+    ox_get_result(s,&dmy);
+  } else
+    ox_send_cmd(s,SM_executeFunction);
+  *rp = 0;
 }
 
-void Pox_reset(arg,rp)
-NODE arg;
-Q *rp;
+int No_ox_reset;
+extern Q ox_pari_stream;
+extern int ox_pari_stream_initialized;
+
+void Pox_reset(NODE arg,Q *rp)
 {
-	USINT t;
-	int s,id,c,m;
-	Obj obj;
-	int index = QTOS((Q)ARG0(arg));
+  USINT t;
+  int id,c,m;
+  Obj obj;
+  NODE nd;
+  Q q;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	m = m_c_tab[index].m;
-	c = m_c_tab[index].c;
-	if ( m >= 0 ) {
-		if ( argc(arg) == 1 ) {
-			ox_send_cmd(m,SM_control_reset_connection);
-			ox_flush_stream_force(m);
-			ox_recv(m,&id,&t);
-		}
-		*rp = ONE;
-#if defined(VISUAL)
-		Sleep(100);
-		ox_send_cmd(c,SM_nop);
-		ox_flush_stream_force(c);
+  valid_mctab_index(index);
+  m = m_c_tab[index].m;
+  c = m_c_tab[index].c;
+  if ( m >= 0 ) {
+    if ( no_ox_reset(c) == 1 ) {
+      STOQ(index,q);
+      nd = mknode(1,q);
+      switch ( No_ox_reset ) {
+      case 1:
+         fprintf(stderr,"The server does not implenent OX reset protocol.\n");
+         fprintf(stderr,"The server is terminated.\n");
+         Pox_shutdown(nd,rp);
+         if ( index == QTOS(ox_pari_stream) ) ox_pari_stream_initialized = 0;
+         break;
+      case 2:
+         Pox_shutdown(nd,rp);
+         if ( index == QTOS(ox_pari_stream) ) ox_pari_stream_initialized = 0;
+         break;
+      default:
+         error("The server does not implement OX reset protocol.");
+         *rp = ONE;
+         break;
+      }
+      return;
+    } 
+
+    if ( argc(arg) == 1 ) {
+      ox_send_cmd(m,SM_control_reset_connection);
+      ox_flush_stream_force(m);
+#if 0
+      /* XXX obsolete */
+      ox_recv(m,&id,&obj); t = (USINT)obj;
 #endif
-		while ( 1 ) {
-			ox_recv(c,&id,&obj);
-			if ( id == OX_SYNC_BALL )
-				break;
-		}
-		ox_send_sync(c);
-	} else
-		*rp = 0;
+    }
+    *rp = ONE;
+#if defined(VISUAL) || defined(__MINGW32__)
+    Sleep(100);
+    ox_send_cmd(c,SM_nop);
+    ox_flush_stream_force(c);
+#endif
+    while ( 1 ) {
+      ox_recv(c,&id,&obj);
+      if ( id == OX_SYNC_BALL )
+        break;
+    }
+    ox_send_sync(c);
+  } else
+    *rp = 0;
 }
 
-void Pox_intr(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_intr(NODE arg,Q *rp)
 {
-	int m;
-	Obj obj;
-	int index = QTOS((Q)ARG0(arg));
+  int m;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	m = m_c_tab[index].m;
-	if ( m >= 0 ) {
-		if ( argc(arg) == 1 ) {
-			ox_send_cmd(m,SM_control_intr);
-			ox_flush_stream_force(m);
-		}
-		*rp = ONE;
-	} else
-		*rp = 0;
+  valid_mctab_index(index);
+  m = m_c_tab[index].m;
+  if ( m >= 0 ) {
+    if ( argc(arg) == 1 ) {
+      ox_send_cmd(m,SM_control_intr);
+      ox_flush_stream_force(m);
+    }
+    *rp = ONE;
+  } else
+    *rp = 0;
 }
 
-void Pox_sync(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_sync(NODE arg,Q *rp)
 {
-	int c;
-	int index = QTOS((Q)ARG0(arg));
+  int c;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	c = m_c_tab[index].c;
-	ox_send_sync(c);
-	*rp = 0;
+  valid_mctab_index(index);
+  c = m_c_tab[index].c;
+  ox_send_sync(c);
+  *rp = 0;
 }
 
-void Pox_shutdown(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_shutdown(NODE arg,Q *rp)
 {
-	int s;
-	int index = QTOS((Q)ARG0(arg));
-	int status;
+  int s;
+  int index = QTOS((Q)ARG0(arg));
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  int status;
+#endif
 
-	valid_mctab_index(index);
-	s = m_c_tab[index].m;
-	ox_send_cmd(s,SM_shutdown);
-	free_iofp(s);
-#if !MPI && !defined(VISUAL)
-	if ( m_c_tab[index].af_unix )
-		wait(&status);
+  valid_mctab_index(index);
+  s = m_c_tab[index].m;
+  ox_send_cmd(s,SM_shutdown);
+  free_iofp(s);
+  s = m_c_tab[index].c;
+  free_iofp(s);
+#if !defined(MPI) && !defined(VISUAL) && !defined(__MINGW32__)
+  if ( m_c_tab[index].af_unix )
+    wait(&status);
 #endif
-	m_c_tab[index].m = -1; m_c_tab[index].c = -1;
-	m_c_tab[index].af_unix = 0;
-	*rp = 0;
+  m_c_tab[index].m = -1; m_c_tab[index].c = -1;
+  m_c_tab[index].af_unix = 0;
+  *rp = 0;
 }
 
-void Pox_push_cmd(arg,rp)
-NODE arg;
-Q *rp;
+void Pox_push_cmd(NODE arg,Q *rp)
 {
-	int ui;
-	int index = QTOS((Q)ARG0(arg));
+  int ui;
+  int index = QTOS((Q)ARG0(arg));
 
-	valid_mctab_index(index);
-	ui = QTOS((Q)ARG1(arg));
-	ox_send_cmd(m_c_tab[index].c,ui);
-	*rp = 0;
+  valid_mctab_index(index);
+  ui = QTOS((Q)ARG1(arg));
+  ox_send_cmd(m_c_tab[index].c,ui);
+  *rp = 0;
 }
+
+void shutdown_all() {
+  int s;
+  int i,index;
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  int status;
 #endif
+
+  for ( i = I_am_server?1:0; i < m_c_i; i++ ) {
+    index = i;
+    check_valid_mctab_index(index);
+    if ( index < 0 )
+      continue;
+    s = m_c_tab[index].m;
+    ox_send_cmd(s,SM_shutdown);
+#if defined(VISUAL) || defined(__MINGW32__)
+  Sleep(1000);
+#endif
+    free_iofp(s);
+    s = m_c_tab[index].c;
+    free_iofp(s);
+#if !defined(MPI) && !defined(VISUAL) && !defined(__MINGW32__)
+    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 debug_plot;
+
+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,NULL,name);
+  if ( debug_plot ) Pox_launch(arg,&r);
+  else Pox_launch_nox(arg,&r);
+  i = QTOS((Q)r);
+#if defined(VISUAL) || defined(__MINGW32__)
+  Sleep(100);
+  ox_send_cmd(m_c_tab[i].c,SM_nop);
+  ox_flush_stream_force(m_c_tab[i].c);
+#endif
+  return i;
+}
+
+int get_ox_server_id(int index)
+{
+  valid_mctab_index(index);
+  return m_c_tab[index].c;
+}
+
+int register_102(int s1,int rank,int is_master)
+{
+  unsigned char c,rc;
+
+  if ( rank >= MAXIOFP ) return -1;
+  iofp_102[rank].s = s1;
+#if defined(VISUAL) || defined(__MINGW32__)
+  iofp_102[rank].in = WSIO_open(s1,"r");
+  iofp_102[rank].out = WSIO_open(s1,"w");
+#else
+  iofp_102[rank].in = fdopen(s1,"r");
+  iofp_102[rank].out = fdopen(s1,"w");
+#if !defined(__CYGWIN__)
+  setbuffer(iofp_102[rank].in,iofp_102[rank].inbuf = 
+    (char *)MALLOC_ATOMIC(LBUFSIZ),LBUFSIZ);
+  setbuffer(iofp_102[rank].out,iofp_102[rank].outbuf = 
+    (char *)MALLOC_ATOMIC(LBUFSIZ),LBUFSIZ);
+#endif
+#endif
+  if ( little_endian )
+    c = 1;
+  else
+    c = 0xff;
+  if ( is_master ) {
+    /* server : write -> read */
+    write_char((FILE *)iofp_102[rank].out,&c);
+    ox_flush_stream_force_102(rank);
+    read_char((FILE *)iofp_102[rank].in,&rc);
+  } else {
+    /* client : read -> write */
+    read_char((FILE *)iofp_102[rank].in,&rc);
+    /* special care for a failure of spawing a server */
+    if ( rc !=0 && rc != 1 && rc != 0xff )
+      return -1;  
+    write_char((FILE *)iofp_102[rank].out,&c);
+    ox_flush_stream_force_102(rank);
+  }
+  iofp_102[rank].conv = c == rc ? 0 : 1;
+  iofp_102[rank].socket = 0;
+  return 0;
+}
+