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Diff for /OpenXM/src/k097/ox_k0.c between version 1.1 and 1.11

version 1.1, 2003/05/14 07:09:47 version 1.11, 2016/03/31 05:27:34
Line 1 
Line 1 
 /* $OpenXM$ */  /* $OpenXM: OpenXM/src/k097/ox_k0.c,v 1.10 2015/10/10 11:29:46 takayama Exp $ */
 #include <stdio.h>  #include <stdio.h>
 #include <sys/types.h>  #include <sys/types.h>
 #include <sys/socket.h>  #include <sys/socket.h>
Line 7 
Line 7 
 #include <netdb.h>  #include <netdb.h>
 #include <signal.h>  #include <signal.h>
 #include <setjmp.h>  #include <setjmp.h>
   #include <string.h>
   #include <stdlib.h>
 /* -lnsl -lsocket /usr/ucblib/libucb.a */  /* -lnsl -lsocket /usr/ucblib/libucb.a */
 #include "../kxx/ox_kan.h"  #include "../kxx/ox_kan.h"
 #include "../kxx/serversm.h"  #include "../kxx/serversm.h"
Line 18  int PacketMonitor = 0;
Line 20  int PacketMonitor = 0;
 extern int SerialOX;  /* Serial number of the packets sent. */  extern int SerialOX;  /* Serial number of the packets sent. */
 extern int SerialCurrent;  /* Current Serial number of the recieved packet. */  extern int SerialCurrent;  /* Current Serial number of the recieved packet. */
 extern int OXprintMessage; /* print oxmessages? */  extern int OXprintMessage; /* print oxmessages? */
   extern int Calling_ctrlC_hook;
   
 #if defined(__CYGWIN__)  #if defined(__CYGWIN__)
 sigjmp_buf EnvOfChildServer;  sigjmp_buf EnvOfChildServer;
Line 43  main(int argc, char *argv[]) {
Line 46  main(int argc, char *argv[]) {
   /* Sm1_start(0, NULL, "ox_sm1");  */    /* Sm1_start(0, NULL, "ox_sm1");  */
   K0_start();    K0_start();
   
   nullserver(3);    nullserver(3,4);
 }  }
   
 static char *getSuffix(char *s) {  static char *getSuffix(char *s) {
Line 62  static char *getSuffix(char *s) {
Line 65  static char *getSuffix(char *s) {
   }    }
   return(s);    return(s);
 }  }
 nullserver(int fdStream) {  nullserver(int fdStreamIn,int fdStreamOut) {
   int mtag;    int mtag;
   int message = 1;    int message = 1;
   ox_stream ostream;    ox_stream ostreamIn;
     ox_stream ostreamOut;
   char sreason[1024];    char sreason[1024];
     extern int RestrictedMode, RestrictedMode_saved;
   extern void controlResetHandler();    extern void controlResetHandler();
 #if defined(__CYGWIN__)  #if defined(__CYGWIN__)
   extern sigjmp_buf EnvOfStackMachine;    extern sigjmp_buf EnvOfStackMachine;
Line 74  nullserver(int fdStream) {
Line 79  nullserver(int fdStream) {
   extern jmp_buf EnvOfStackMachine;    extern jmp_buf EnvOfStackMachine;
 #endif  #endif
   int engineByteOrder;    int engineByteOrder;
     extern int InSendmsg2;
   
   fflush(NULL);    fflush(NULL);
   engineByteOrder = oxTellMyByteOrder(fdStream);    engineByteOrder = oxTellMyByteOrder(fdStreamOut,fdStreamIn);
   /* Set the network byte order. */    /* Set the network byte order. */
   fprintf(stderr,"engineByteOrder=%x\n",engineByteOrder);    fprintf(stderr,"engineByteOrder=%x\n",engineByteOrder);
   
   if (fdStream != -1) {    if (fdStreamIn != -1) {
     ostream = fp2open(fdStream);      ostreamIn = fp2open(fdStreamIn);
     if (ostream == NULL) {      if (ostreamIn == NULL) {
       fprintf(stderr,"fp2open(fdStream) failed.\n");        fprintf(stderr,"fp2open(fdStreamIn) failed.\n");
       fdStream = -1;        fdStreamIn = -1;
     }      }
     if (PacketMonitor) fp2watch(ostream,stdout);      if (PacketMonitor) fp2watch(ostreamIn,stdout);
   }    }
     if (fdStreamOut != -1) {
       ostreamOut = fp2open(fdStreamOut);
       if (ostreamOut == NULL) {
         fprintf(stderr,"fp2open(fdStreamOut) failed.\n");
         fdStreamOut = -1;
       }
       if (PacketMonitor) fp2watch(ostreamOut,stdout);
     }
   aaa : ;    aaa : ;
   clearInop();    clearInop();
 #if defined(__CYGWIN__)  #if defined(__CYGWIN__)
Line 108  nullserver(int fdStream) {
Line 122  nullserver(int fdStream) {
     if (OxInterruptFlag == 0) {      if (OxInterruptFlag == 0) {
       fprintf(stderr," ?! \n"); fflush(NULL);        fprintf(stderr," ?! \n"); fflush(NULL);
     }      }
         KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */      if (!Calling_ctrlC_hook) {
         Calling_ctrlC_hook = 1; RestrictedMode = 0;
         KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
         RestrictedMode = RestrictedMode_saved;
       }
       Calling_ctrlC_hook = 0;
         KSexecuteString(" (Computation is interrupted.) ");          KSexecuteString(" (Computation is interrupted.) ");
     signal(SIGUSR1,controlResetHandler); goto aaa;          InSendmsg2 = 0;
       mysignal(SIGUSR1,controlResetHandler); goto aaa;
   } else {    } else {
     if (JmpMessage) fprintf(stderr,"Set EnvOfChildServer.\n");      if (JmpMessage) fprintf(stderr,"Set EnvOfChildServer.\n");
     signal(SIGUSR1,controlResetHandler);      mysignal(SIGUSR1,controlResetHandler);
   }    }
 #if defined(__CYGWIN__)  #if defined(__CYGWIN__)
   if (sigsetjmp(EnvOfStackMachine,1)) {    if (sigsetjmp(EnvOfStackMachine,1)) {
Line 141  nullserver(int fdStream) {
Line 161  nullserver(int fdStream) {
     */      */
     Sm1_pushError2(SerialCurrent,-1,"Global jump by sm1 error");      Sm1_pushError2(SerialCurrent,-1,"Global jump by sm1 error");
   
         KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */      if (!Calling_ctrlC_hook) {
     signal(SIGUSR1,controlResetHandler); goto aaa ;        Calling_ctrlC_hook = 1; RestrictedMode = 0;
             KSexecuteString(" ctrlC-hook "); /* Execute User Defined functions. */
         RestrictedMode = RestrictedMode_saved;
       }
       Calling_ctrlC_hook = 0;
       InSendmsg2=0;
       mysignal(SIGUSR1,controlResetHandler); goto aaa ;
   } else {    } else {
     if (JmpMessage) fprintf(stderr,"Set EnvOfStackMachine.\n");      if (JmpMessage) fprintf(stderr,"Set EnvOfStackMachine.\n");
     if (signal(SIGUSR1,SIG_IGN) != SIG_IGN) {      if (mysignal(SIGUSR1,SIG_IGN) != SIG_IGN) {
       signal(SIGUSR1,controlResetHandler);        mysignal(SIGUSR1,controlResetHandler);
     }      }
   }    }
   
Line 155  nullserver(int fdStream) {
Line 181  nullserver(int fdStream) {
     if (OxInterruptFlag) {      if (OxInterruptFlag) {
       OxCritical = 1;        OxCritical = 1;
       if (message) {fprintf(stderr,"Clearing the read buffer.\n");fflush(NULL); }        if (message) {fprintf(stderr,"Clearing the read buffer.\n");fflush(NULL); }
       fp2clearReadBuf(ostream); /* clear the read buffer */        fp2clearReadBuf(ostreamIn); /* clear the read buffer */
       if (message) {fprintf(stderr,"Throwing OX_SYNC_BALL\n"); fflush(NULL);}        if (message) {fprintf(stderr,"Throwing OX_SYNC_BALL\n"); fflush(NULL);}
       oxSendSyncBall(ostream);        oxSendSyncBall(ostreamOut);
       if (message) {fprintf(stderr,"Waiting for OX_SYNC_BALL\n");fflush(NULL);}        if (message) {fprintf(stderr,"Waiting for OX_SYNC_BALL\n");fflush(NULL);}
       oxWaitSyncBall(ostream);        oxWaitSyncBall(ostreamIn);
       if (message) {fprintf(stderr,"Done changing OX_SYNC_BALL\n"); fflush(NULL);}        if (message) {fprintf(stderr,"Done changing OX_SYNC_BALL\n"); fflush(NULL);}
       OxInterruptFlag = 0;        OxInterruptFlag = 0;
       OxCritical = 0;        OxCritical = 0;
       goto aaa ;        goto aaa ;
     }      }
     OxCritical = 0;      OxCritical = 0;
     if (fp2select(ostream,-1)) {      if (fp2select(ostreamIn,-1)) {
       /* If there is an data in the ostream, then read data in the buffer and        /* If there is an data in the ostream, then read data in the buffer and
          read data in the communication stream. */           read data in the communication stream. */
       OxCritical = 1;        OxCritical = 1;
Line 175  nullserver(int fdStream) {
Line 201  nullserver(int fdStream) {
       /* This part is never reached. */        /* This part is never reached. */
     }      }
     OxCritical = 1;      OxCritical = 1;
     mtag = oxGetOXheader(ostream,&SerialCurrent); /* get the message_tag */      mtag = oxGetOXheader(ostreamIn,&SerialCurrent); /* get the message_tag */
     if (message) {      if (message) {
       fprintf(stderr,"\nmtag is %d (serial=%d) : ",mtag,SerialCurrent);        fprintf(stderr,"\nmtag is %d (serial=%d) : ",mtag,SerialCurrent);
       switch(mtag) {        switch(mtag) {
Line 183  nullserver(int fdStream) {
Line 209  nullserver(int fdStream) {
       case OX_DATA:    fprintf(stderr," OX_DATA \n"); break;        case OX_DATA:    fprintf(stderr," OX_DATA \n"); break;
       case OX_SYNC_BALL: fprintf(stderr," OX_SYNC_BALL \n"); break;        case OX_SYNC_BALL: fprintf(stderr," OX_SYNC_BALL \n"); break;
       case -1: fprintf(stderr," End of file. Exiting the server child.\n");        case -1: fprintf(stderr," End of file. Exiting the server child.\n");
         exit(); break;          exit(0); break;
       default: fprintf(stderr," ?! \n"); break;        default: fprintf(stderr," ?! \n"); break;
       }        }
     }      }
     /*sleep(2);  /* for dubug OX_SYNC_BALL */      /*sleep(2);  /* for dubug OX_SYNC_BALL */
     switch(mtag) {      switch(mtag) {
     case OX_COMMAND:      case OX_COMMAND:
       nullserverCommand(ostream);        nullserverCommand(ostreamIn,ostreamOut);
       goto aaa ;  /* We always reset the jump vector. cf. memo1.txt 1998 2/13*/        goto aaa ;  /* We always reset the jump vector. cf. memo1.txt 1998 2/13*/
       break;        break;
     case OX_DATA:      case OX_DATA:
       Sm1_pushCMO(ostream);        Sm1_pushCMO(ostreamIn);
       break;        break;
     case OX_SYNC_BALL:      case OX_SYNC_BALL:
       /* if (OxInterruptFlag)  think about it later. */        /* if (OxInterruptFlag)  think about it later. */
Line 206  nullserver(int fdStream) {
Line 232  nullserver(int fdStream) {
   }    }
 }  }
   
 nullserverCommand(ox_stream ostream) {  nullserverCommand(ox_stream ostreamIn,ox_stream ostreamOut) {
   int id;    int id;
   int mtag;    int mtag;
   int n;    int n;
Line 220  nullserverCommand(ox_stream ostream) {
Line 246  nullserverCommand(ox_stream ostream) {
   
   message = OXprintMessage;    message = OXprintMessage;
   /* message_body */    /* message_body */
   id = oxGetInt32(ostream);   /* get the function_id */    id = oxGetInt32(ostreamIn);   /* get the function_id */
   if (message) {fprintf(stderr,"\nfunction_id is %d\n",id);}    if (message) {fprintf(stderr,"\nfunction_id is %d\n",id);}
   switch( id ) {    switch( id ) {
   case SM_mathcap:    case SM_mathcap:
Line 230  nullserverCommand(ox_stream ostream) {
Line 256  nullserverCommand(ox_stream ostream) {
     break;      break;
   case SM_setMathCap:    case SM_setMathCap:
     if (message) fprintf(stderr," setMathCap\n");      if (message) fprintf(stderr," setMathCap\n");
     Sm1_setMathCap(ostream);      Sm1_setMathCap(ostreamOut);
     break;      break;
   case SM_pops:    case SM_pops:
     if (message) fprintf(stderr," pops \n");      if (message) fprintf(stderr," pops \n");
Line 266  nullserverCommand(ox_stream ostream) {
Line 292  nullserverCommand(ox_stream ostream) {
     if (message) fprintf(stderr," executeStringByLocalParser\n");      if (message) fprintf(stderr," executeStringByLocalParser\n");
     OxCritical = 0;      OxCritical = 0;
     iresult = K0_executeStringByLocalParser();      iresult = K0_executeStringByLocalParser();
     OxCritical = 1; signal(SIGUSR1,controlResetHandler);      OxCritical = 1; mysignal(SIGUSR1,controlResetHandler);
     if (iresult < 0) {      if (iresult < 0) {
       emsg = Sm1_popErrorMessage("executeString: ");        emsg = Sm1_popErrorMessage("executeString: ");
       Sm1_pushError2(SerialCurrent,-1,emsg);        Sm1_pushError2(SerialCurrent,-1,emsg);
Line 277  nullserverCommand(ox_stream ostream) {
Line 303  nullserverCommand(ox_stream ostream) {
     if (message) fprintf(stderr," executeFunction\n");      if (message) fprintf(stderr," executeFunction\n");
     OxCritical = 0;      OxCritical = 0;
     iresult = K0_executeStringByLocalParser();      iresult = K0_executeStringByLocalParser();
     OxCritical = 1; signal(SIGUSR1,controlResetHandler);      OxCritical = 1; mysignal(SIGUSR1,controlResetHandler);
     if (iresult < 0) {      if (iresult < 0) {
       emsg = Sm1_popErrorMessage("executeFunction: ");        emsg = Sm1_popErrorMessage("executeFunction: ");
       Sm1_pushError2(SerialCurrent,-1,emsg);        Sm1_pushError2(SerialCurrent,-1,emsg);
Line 286  nullserverCommand(ox_stream ostream) {
Line 312  nullserverCommand(ox_stream ostream) {
     break;      break;
   case SM_popCMO:    case SM_popCMO:
     if (message) fprintf(stderr,"popCMO.  Start to sending data.\n",n);      if (message) fprintf(stderr,"popCMO.  Start to sending data.\n",n);
     oxSendOXheader(ostream,OX_DATA,SerialOX++);      oxSendOXheader(ostreamOut,OX_DATA,SerialOX++);
     n=Sm1_popCMO(ostream,SerialCurrent);      n=Sm1_popCMO(ostreamOut,SerialCurrent);
     if (message) fprintf(stderr,"Done.\n");      if (message) fprintf(stderr,"Done.\n");
     break;      break;
   case SM_popString:    case SM_popString:
     if (message) fprintf(stderr,"popString. send data from the stack.\n",n);      if (message) fprintf(stderr,"popString. send data from the stack.\n",n);
     oxSendOXheader(ostream,OX_DATA,SerialOX++);      oxSendOXheader(ostreamOut,OX_DATA,SerialOX++);
     oxSendCmoString(ostream,Sm1_popString());      oxSendCmoString(ostreamOut,Sm1_popString());
     if (message) fprintf(stderr,"Done.\n");      if (message) fprintf(stderr,"Done.\n");
     break;      break;
   case SM_shutdown:    case SM_shutdown:
Line 318  nullserver_simplest(int fd) {
Line 344  nullserver_simplest(int fd) {
   int c;    int c;
   while(1) {    while(1) {
     c = readOneByte(fd);      c = readOneByte(fd);
     if (c == '@') { return; }      if (c == '@') { return 0; }
   }    }
 }  }
   
Line 326  nullserver_simplest(int fd) {
Line 352  nullserver_simplest(int fd) {
 void controlResetHandler(sig)  void controlResetHandler(sig)
      int sig;       int sig;
 {  {
   signal(sig,SIG_IGN);    mysignal(sig,SIG_IGN);
   cancelAlarm();    cancelAlarm();
   fprintf(stderr,"From controlResetHandler. OxCritical = %d\n",OxCritical);    fprintf(stderr,"From controlResetHandler. OxCritical = %d\n",OxCritical);
   OxInterruptFlag = 1;    OxInterruptFlag = 1;
   if (OxCritical) {    if (OxCritical) {
     return;      return;
   }else{    }else{
       (void) traceShowStack(); traceClearStack();
 #if defined(__CYGWIN__)  #if defined(__CYGWIN__)
     siglongjmp(EnvOfChildServer,2); /* returns 2 for ctrl-C */      siglongjmp(EnvOfChildServer,2); /* returns 2 for ctrl-C */
 #else  #else
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Removed from v.1.1  
changed lines
  Added in v.1.11
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