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Diff for /OpenXM/src/kan96xx/Kan/ext.c between version 1.21 and 1.34

version 1.21, 2003/12/06 02:49:22 version 1.34, 2004/12/21 03:25:04
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 /* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.20 2003/12/04 07:49:24 takayama Exp $ */  /* $OpenXM: OpenXM/src/kan96xx/Kan/ext.c,v 1.33 2004/11/23 01:37:47 takayama Exp $ */
 #include <stdio.h>  #include <stdio.h>
 #include <sys/types.h>  #include <sys/types.h>
 #include <sys/stat.h>  #include <sys/stat.h>
Line 14 
Line 14 
 #include "plugin.h"  #include "plugin.h"
 #include "kclass.h"  #include "kclass.h"
 #include <ctype.h>  #include <ctype.h>
   #include <errno.h>
   #include <regex.h>
 #include "ox_pathfinder.h"  #include "ox_pathfinder.h"
   
   extern int Quiet;
 extern char **environ;  extern char **environ;
   
 #define MYCP_SIZE 100  #define MYCP_SIZE 100
 static int Mychildren[MYCP_SIZE];  static int Mychildren[MYCP_SIZE];
 static int Mycp = 0;  static int Mycp = 0;
   static int Verbose_mywait = 0;
 static void mywait() {  static void mywait() {
   int status;    int status;
   int pid;    int pid;
   int i,j;    int i,j;
   /* signal(SIGCHLD,SIG_IGN); */    /* signal(SIGCHLD,SIG_IGN); */
   pid = wait(&status);    pid = wait(&status);
   fprintf(stderr,"Child process %d is exiting.\n",pid);    if ((!Quiet) && (Verbose_mywait)) fprintf(stderr,"Child process %d is exiting.\n",pid);
   for (i=0; i<Mycp; i++) {    for (i=0; i<Mycp; i++) {
     if (Mychildren[i]  == pid) {      if (Mychildren[i]  == pid) {
       for (j=i; j<Mycp-1; j++) {        for (j=i; j<Mycp-1; j++) {
Line 84  static char *ext_generateUniqueFileName(char *s)
Line 88  static char *ext_generateUniqueFileName(char *s)
   return(NULL);    return(NULL);
 }  }
   
   static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag);
   
 struct object Kextension(struct object obj)  struct object Kextension(struct object obj)
 {  {
   char *key;    char *key;
Line 103  struct object Kextension(struct object obj)
Line 109  struct object Kextension(struct object obj)
 #endif  #endif
   extern void ctrlC();    extern void ctrlC();
   extern int SigIgn;    extern int SigIgn;
   extern errno;  
   extern int DebugCMO;    extern int DebugCMO;
   extern int OXprintMessage;    extern int OXprintMessage;
   struct stat buf;    struct stat buf;
Line 111  struct object Kextension(struct object obj)
Line 116  struct object Kextension(struct object obj)
   FILE *fp;    FILE *fp;
   void (*oldsig)();    void (*oldsig)();
   extern SecureMode;    extern SecureMode;
     extern char *UD_str;
     extern int UD_attr;
   
   if (obj.tag != Sarray) errorKan1("%s\n","Kextension(): The argument must be an array.");    if (obj.tag != Sarray) errorKan1("%s\n","Kextension(): The argument must be an array.");
   size = getoaSize(obj);    size = getoaSize(obj);
Line 144  struct object Kextension(struct object obj)
Line 151  struct object Kextension(struct object obj)
     obj1 = getoa(obj,1);      obj1 = getoa(obj,1);
     if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattrs)  num] extension.");      if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattrs)  num] extension.");
     m = KopInteger(obj1);      m = KopInteger(obj1);
     if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT))          /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
       errorKan1("%s\n","The number must be 0, 1 or 2.");             errorKan1("%s\n","The number must be 0, 1 or 2.");*/
     putUserDictionary2((char *)NULL,0,0,m | SET_ATTR_FOR_ALL_WORDS,      putUserDictionary2((char *)NULL,0,0,m | SET_ATTR_FOR_ALL_WORDS,
                        CurrentContextp->userDictionary);                         CurrentContextp->userDictionary);
     }else if (strcmp(key,"or_attrs")==0) {
       if (size != 2) errorKan1("%s\n","[(or_attrs)  num] extension.");
       obj1 = getoa(obj,1);
       if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attrs)  num] extension.");
       m = KopInteger(obj1);
       putUserDictionary2((char *)NULL,0,0,m | OR_ATTR_FOR_ALL_WORDS,
                          CurrentContextp->userDictionary);
   }else if (strcmp(key,"keywords")==0) {    }else if (strcmp(key,"keywords")==0) {
     if (size != 1) errorKan1("%s\n","[(keywords)] extension.");      if (size != 1) errorKan1("%s\n","[(keywords)] extension.");
     rob = showSystemDictionary(1);      rob = showSystemDictionary(1);
Line 204  struct object Kextension(struct object obj)
Line 218  struct object Kextension(struct object obj)
       putoa(obj3,0,KpoInteger((int) buf.st_size));        putoa(obj3,0,KpoInteger((int) buf.st_size));
       putoa(rob,1,obj3); /* We have not yet read buf fully */        putoa(rob,1,obj3); /* We have not yet read buf fully */
     }      }
     }else if (strcmp(key,"gethostname")==0) {
       abc = (char *)sGC_malloc(sizeof(char)*1024);
       if (gethostname(abc,1023) < 0) {
             errorKan1("%s\n","hostname could not be obtained.");
           }
           rob = KpoString(abc);
   }else if (strcmp(key,"forkExec")==0) {    }else if (strcmp(key,"forkExec")==0) {
     if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension.");      if (size != 4) errorKan1("%s\n","[(forkExec) argList fdList sigblock] extension.");
     obj1 = getoa(obj,1);      obj1 = getoa(obj,1);
Line 314  struct object Kextension(struct object obj)
Line 334  struct object Kextension(struct object obj)
     if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattr)  num symbol] extension.");      if (obj1.tag != Sinteger) errorKan1("%s\n","[(chattr)  num symbol] extension.");
     if (obj2.tag != Sstring)  errorKan1("%s\n","[(chattr)  num symbol] extension.");      if (obj2.tag != Sstring)  errorKan1("%s\n","[(chattr)  num symbol] extension.");
     m = KopInteger(obj1);      m = KopInteger(obj1);
     if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT))          /* if (!( m == 0 || m == PROTECT || m == ABSOLUTE_PROTECT || m == ATTR_INFIX))
       errorKan1("%s\n","The number must be 0, 1 or 2.");             errorKan1("%s\n","The number must be 0, 1 or 2.");*/
     putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,      putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
                        m,CurrentContextp->userDictionary);                         m,CurrentContextp->userDictionary);
     }else if (strcmp(key,"or_attr")==0) {
       if (size != 3) errorKan1("%s\n","[(or_attr)  num symbol] extension.");
       obj1 = getoa(obj,1);
       obj2 = getoa(obj,2);
       if (obj1.tag != Sinteger) errorKan1("%s\n","[(or_attr)  num symbol] extension.");
       if (obj2.tag != Sstring)  errorKan1("%s\n","[(or_attr)  num symbol] extension.");
       m = KopInteger(obj1);
       rob = KfindUserDictionary(obj2.lc.str);
       if (rob.tag != NoObject.tag) {
         if (strcmp(UD_str,obj2.lc.str) == 0) {
           m |= UD_attr;
         }else errorKan1("%s\n","or_attr: internal error.");
       }
       rob = KpoInteger(m);
       putUserDictionary2(obj2.lc.str,(obj2.rc.op->lc).ival,(obj2.rc.op->rc).ival,
                          m,CurrentContextp->userDictionary);
     }else if (strcmp(key,"getattr")==0) {
       if (size != 2) errorKan1("%s\n","[(getattr) symbol] extension.");
       obj1 = getoa(obj,1);
       if (obj1.tag != Sstring)  errorKan1("%s\n","[(getattr) symbol] extension.");
       rob = KfindUserDictionary(obj1.lc.str);
           if (rob.tag != NoObject.tag) {
             if (strcmp(UD_str,obj1.lc.str) == 0) {
                   rob = KpoInteger(UD_attr);
             }else errorKan1("%s\n","getattr: internal error.");
           }else rob = NullObject;
   }else if (strcmp(key,"getServerEnv")==0) {    }else if (strcmp(key,"getServerEnv")==0) {
     if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension.");      if (size != 2) errorKan1("%s\n","[(getServerEnv) serverName] extension.");
     obj1 = getoa(obj,1);      obj1 = getoa(obj,1);
Line 336  struct object Kextension(struct object obj)
Line 382  struct object Kextension(struct object obj)
         }          }
       }        }
     }      }
     }else if (strcmp(key,"read")==0) {
       if (size != 3) errorKan1("%s\n","[(read) fd size] extension.");
       obj1 = getoa(obj,1);
       if (obj1.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. fd must be an integer.");
       obj2 = getoa(obj,2);
       if (obj2.tag != Sinteger) errorKan1("%s\n","[(read) fd size] extension. size must be an integer.");
       {
         int total, n, fd;
         char *s; char *s0;
         fd = KopInteger(obj1);
         total = KopInteger(obj2);
         if (total <= 0) errorKan1("%s\n","[(read) ...]; negative size has not yet been implemented.");
         /* Return a string. todo: implement SbyteArray case. */
         s0 = s = (char *) sGC_malloc(total+1);
         if (s0 == NULL) errorKan1("%s\n","[(read) ...]; no more memory.");
         while (total >0) {
           n = read(fd, s, total);
           if (n < 0) { perror("read"); errorKan1("%s\n","[(read) ...]; read error.");}
           s[n] = 0;
           total -= n;  s = &(s[n]);
         }
         rob = KpoString(s0);
       }
   }else if (strcmp(key,"regionMatches")==0) {    }else if (strcmp(key,"regionMatches")==0) {
     if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension.");      if (size != 3) errorKan1("%s\n","[(regionMatches) str strArray] extension.");
     obj1 = getoa(obj,1);      obj1 = getoa(obj,1);
Line 363  struct object Kextension(struct object obj)
Line 432  struct object Kextension(struct object obj)
     obj1 = getoa(obj,1);      obj1 = getoa(obj,1);
         obj2 = getoa(obj,2);          obj2 = getoa(obj,2);
     rob = KooPower(obj1,obj2);      rob = KooPower(obj1,obj2);
     }else if (strcmp(key,"Krest")==0) {
       if (size != 2) errorKan1("%s\n","[(Krest) a] extension b");
       obj1 = getoa(obj,1);
       rob = Krest(obj1);
     }else if (strcmp(key,"Kjoin")==0) {
       if (size != 3) errorKan1("%s\n","[(Kjoin) a b] extension c");
       obj1 = getoa(obj,1);
           obj2 = getoa(obj,2);
       rob = Kjoin(obj1,obj2);
   }else if (strcmp(key,"ostype")==0) {    }else if (strcmp(key,"ostype")==0) {
     rob = newObjectArray(1);      rob = newObjectArray(1);
     /* Hard encode the OS type. */      /* Hard encode the OS type. */
Line 371  struct object Kextension(struct object obj)
Line 449  struct object Kextension(struct object obj)
 #else  #else
     putoa(rob,0,KpoString("unix"));      putoa(rob,0,KpoString("unix"));
 #endif  #endif
     }else if (strcmp(key,"traceClearStack")==0) {
       traceClearStack();
       rob = NullObject;
     }else if (strcmp(key,"traceShowStack")==0) {
       char *ssst;
       ssst = traceShowStack();
       if (ssst != NULL) {
         rob = KpoString(ssst);
       }else{
         rob = NullObject;
       }
     }else if (strcmp(key,"regexec")==0) {
       if ((size != 3) && (size != 4)) errorKan1("%s\n","[(regexec) reg strArray flag(optional)] extension b");
       obj1 = getoa(obj,1);
       if (obj1.tag != Sdollar) errorKan1("%s\n","regexec, the first argument should be a string (regular expression).");
       obj2 = getoa(obj,2);
       if (obj2.tag != Sarray) errorKan1("%s\n","regexec, the second argument should be an array of a string.");
       if (size == 3) obj3 = newObjectArray(0);
       else obj3 = getoa(obj,3);
       rob = oregexec(obj1,obj2,obj3);
     }else if (strcmp(key,"unlink")==0) {
       if (size != 2) errorKan1("%s\n","[(unlink) filename] extension b");
       obj1 = getoa(obj,1);
       if (obj1.tag != Sdollar) errorKan1("%s\n","unlink, the first argument should be a string (filename).");
       rob = KpoInteger(oxDeleteFile(KopString(obj1)));
   }    }
 #include "plugin.hh"  #include "plugin.hh"
 #include "Kclass/tree.hh"  #include "Kclass/tree.hh"
   else{    else{
     errorKan1("%s\n","Unknown tag for extension.");          fprintf(stderr,"key=%s; ",key);
       errorKan1("%s\n","Unknown key for extension.");
   }    }
   
   
Line 417  struct object KregionMatches(struct object sobj, struc
Line 521  struct object KregionMatches(struct object sobj, struc
   return rob;    return rob;
 }  }
   
   static struct object oregexec(struct object oregex,struct object ostrArray,struct object oflag) {
     struct object rob;
     struct object ob;
     int n,i,j,m,keyn,cflag,eflag,er;
     char *regex;
     regex_t preg;
     char *s;
     char *mbuf; int mbufSize;
   #define REGMATCH_SIZE 100
     regmatch_t pmatch[100]; size_t nmatch;
     int size;
   
     nmatch = (size_t) REGMATCH_SIZE;
     rob = newObjectArray(0);
     mbufSize = 1024;
   
     if (oregex.tag != Sdollar) return rob;
     if (ostrArray.tag != Sarray) return rob;
     n = getoaSize(ostrArray);
     for (i=0; i<n; i++) {
       if (getoa(ostrArray,i).tag != Sdollar) { return rob; }
     }
     if (oflag.tag != Sarray) errorKan1("%s\n","oregexec: oflag should be an array of integers.");
     cflag = eflag = 0;
     oflag = Kto_int32(oflag);
     for (i=0; i<getoaSize(oflag); i++) {
       ob = getoa(oflag,i);
       if (ob.tag != Sinteger) errorKan1("%s\n","oregexec: oflag is not an array of integers.");
       if (i == 0) cflag = KopInteger(ob);
       if (i == 1) eflag = KopInteger(ob);
     }
   
     regex = KopString(oregex);
     if (er=regcomp(&preg,regex,cflag)) {
       mbuf = (char *) sGC_malloc(mbufSize);
       if (mbuf == NULL) errorKan1("%s\n","No more memory.");
       regerror(er,&preg,mbuf,mbufSize-1);
       errorKan1("regcomp error: %s\n",mbuf);
     }
   
     size = 0; /* We should use list instead of counting the size. */
     for (i=0; i<n; i++) {
       s = KopString(getoa(ostrArray,i));
       er=regexec(&preg,s,nmatch,pmatch,eflag);
       if ((er != 0) && (er != REG_NOMATCH)) {
         mbuf = (char *) sGC_malloc(mbufSize);
         if (mbuf == NULL) errorKan1("%s\n","No more memory.");
         regerror(er,&preg,mbuf,mbufSize-1);
         errorKan1("regcomp error: %s\n",mbuf);
       }
       if (er == 0) size++;
     }
   
     rob = newObjectArray(size);
     size = 0;
     for (i=0; i<n; i++) {
       s = KopString(getoa(ostrArray,i));
       er=regexec(&preg,s,nmatch,pmatch,eflag);
       if ((er != 0) && (er != REG_NOMATCH)) {
         mbuf = (char *) sGC_malloc(mbufSize);
         if (mbuf == NULL) errorKan1("%s\n","No more memory.");
         regerror(er,&preg,mbuf,mbufSize-1);
         errorKan1("regcomp error: %s\n",mbuf);
       }
       if (er == 0) {
         ob = newObjectArray(3);
         putoa(ob,0,KpoString(s));
         /* temporary */
         putoa(ob,1,KpoInteger((int) (pmatch[0].rm_so)));
         putoa(ob,2,KpoInteger((int) (pmatch[0].rm_eo)));
         putoa(rob,size,ob);
         size++;
       }
     }
     regfree(&preg);
     return rob;
   }
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