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  1. /*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis
  2.  *
  3.  *  This program is free software; you can redistribute it and/or modify
  4.  *  it under the terms of the GNU General Public License as published by
  5.  *  the Free Software Foundation; either version 2 of the License, or
  6.  *  (at your option) any later version.
  7.  *
  8.  *  This program is distributed in the hope that it will be useful,
  9.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11.  *  GNU General Public License for more details.
  12.  *
  13.  *  You should have received a copy of the GNU General Public License
  14.  *  along with this program; if not, write to the Free Software
  15.  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  16.  */
  17.  
  18.         /* Sort dictionary */
  19.  
  20. /*************** Customization: change values hereafter ****************/
  21.  
  22.         /* limit of dictionary entries */
  23. #define entrylim 512*1024
  24.         /* limit of dictionary length */
  25. #define diclim  32*1024*1024
  26.         /* separation character */
  27. char sepchar=':', grpchar=0;
  28.  
  29. /***************** Nothing should need change hereafter *****************/
  30.  
  31. #include "../wims.h"
  32. #include "../Lib/basicstr.c"
  33.  
  34. char inpbuf[MAX_LINELEN+1], outbuf[2*MAX_LINELEN+2];
  35. char *dicbuf;
  36. char dicname[1024], suffixname[1024];
  37.  
  38. struct entry {
  39.     char *original;
  40.     char *replace;
  41. } entry[entrylim];
  42. int entrycount;
  43.  
  44. int nocase=0, hassuffix=0, leaveline=0;
  45. int entrycount, ocount;
  46.  
  47. void *xmalloc(size_t n)
  48. {
  49.     void *p;
  50.     p=malloc(n);
  51.     if(p==NULL) exit(1);
  52.     return p;
  53. }
  54.  
  55.         /* Points to the end of the word */
  56. char *find_word_end(char *p)
  57. {
  58.     int i;
  59.     for(i=0;!isspace(*p) && *p!=0 && i<MAX_LINELEN; p++,i++);
  60.     return p;
  61. }
  62.  
  63.         /* Strips leading spaces */
  64. char *find_word_start(char *p)
  65. {
  66.     int i;
  67.     for(i=0; isspace(*p) && i<MAX_LINELEN; p++,i++);
  68.     return p;
  69. }
  70.  
  71.         /* strip trailing spaces; return string end. */
  72. char *strip_trailing_spaces(char *p)
  73. {
  74.     char *pp;
  75.     if(*p==0) return p;
  76.     for(pp=p+strlen(p)-1; pp>=p && isspace(*pp); *(pp--)=0);
  77.     return pp;
  78. }
  79.  
  80. int compare(const void *s1, const void *s2)
  81. {
  82.     const struct entry *p1, *p2;
  83.     p1=s1; p2=s2;
  84.     if(nocase) return strcasecmp(p1->original,p2->original);
  85.     else return strcmp(p1->original,p2->original);
  86. }
  87.  
  88. void sortdic(void)
  89. {
  90.     qsort(entry,entrycount,sizeof(entry[0]),compare);
  91. }
  92.  
  93.         /* modify a string. Bufferlen must be ast least MAX_LINELEN */
  94. void string_modify(char *start, char *bad_beg, char *bad_end, char *good,...)
  95. {
  96.     char buf[MAX_LINELEN+1];
  97.     va_list vp;
  98.    
  99.     va_start(vp,good);
  100.     vsnprintf(buf,sizeof(buf),good,vp); va_end(vp);
  101.     if(strlen(start)-(bad_end-bad_beg)+strlen(buf)>=MAX_LINELEN)
  102.       return;   /* this is an error situation. */
  103.     strcat(buf,bad_end);
  104.     ovlstrcpy(bad_beg,buf);
  105. }
  106.  
  107.         /* change all spaces into ' ', and collapse multiple occurences */
  108. void singlespace(char *p)
  109. {
  110.     char *pp, *p2;
  111.     for(pp=p;*pp;pp++) {
  112.         if(!isspace(*pp)) continue;
  113.         if(leaveline) {
  114.             if(*pp==13) ovlstrcpy(pp,pp+1);
  115.             if(*pp=='\n') {
  116.                 pp++;
  117.                 gopt: for(p2=pp; isspace(*p2) && *p2!='\n'; p2++);
  118.                 if(p2>pp) ovlstrcpy(pp,p2); pp--;
  119.             }
  120.             else {
  121.                 pp++; if(!isspace(*pp) || *pp=='\n') continue;
  122.                 goto gopt;
  123.             }
  124.         }
  125.         else {
  126.             if(*pp!=' ') *pp=' ';
  127.             pp++; if(!isspace(*pp)) continue;
  128.             for(p2=pp;isspace(*p2);p2++);
  129.             ovlstrcpy(pp,p2); pp--;
  130.         }
  131.     }
  132. }
  133.  
  134.         /* Prepare dictionary */
  135. void prepare_dic(void)
  136. {
  137.     int i;
  138.     FILE *dicf;
  139.     char *p1, *p2, *pp;
  140.     long int flen;
  141.  
  142.     entrycount=0;
  143.     dicf=fopen(dicname,"r"); if(dicf==NULL) return;
  144.     fseek(dicf,0,SEEK_END);flen=ftell(dicf); fseek(dicf,0,SEEK_SET);
  145.     if(flen>diclim) return;
  146.     dicbuf=xmalloc(2*flen+1024);flen=fread(dicbuf,1,flen,dicf);
  147.     fclose(dicf);
  148.     if(flen>0 && flen<diclim) dicbuf[flen]=0;
  149.     else return;
  150.     for(i=0,p1=dicbuf;p1!=NULL && *p1!=0 && i<entrylim;p1=p2) {
  151.         p2=strchr(p1+1,'\n'); if(p2>p1) *p2++=0;
  152.         pp=strchr(p1,sepchar); if(pp==NULL) continue;
  153.         *pp++=0;
  154.         strip_trailing_spaces(p1); strip_trailing_spaces(pp);
  155.         singlespace(p1);
  156.         p1=find_word_start(p1); pp=find_word_start(pp);
  157.         if(*p1==0) continue;
  158.         entry[i].original=p1; entry[i].replace=pp; i++;
  159.     }
  160.     entrycount=i;
  161. }
  162.  
  163. #include "suffix.c"
  164.  
  165. void output(void)
  166. {
  167.     int i;
  168.     FILE *f;
  169.  
  170.     ocount=0;
  171.     strcat(dicname,".sorted");
  172.     f=fopen(dicname,"w"); if(f==NULL) return;
  173.     for(i=0;i<entrycount;i++) {
  174.         if(i>0 && strcmp(entry[i].original,entry[i-1].original)==0
  175.            && strcmp(entry[i].replace,entry[i-1].replace)==0)
  176.           continue;
  177.         if(grpchar!=0) {
  178.             if(i>0 && strcmp(entry[i].original,entry[i-1].original)==0)
  179.               fprintf(f,"%c%s",grpchar, entry[i].replace);
  180.             else {
  181.                 if(i>0) fprintf(f,"\n");
  182.                 fprintf(f,"%s%c%s",entry[i].original,sepchar,entry[i].replace);
  183.                 ocount++;
  184.             }
  185.            
  186.         }
  187.         else {
  188.             fprintf(f,"%s%c%s\n",entry[i].original,sepchar,entry[i].replace);
  189.             ocount++;
  190.         }
  191.     }
  192.     if(grpchar!=0) fprintf(f,"\n");
  193.     fclose(f);
  194. }
  195.  
  196. int main(int argc, char *argv[])
  197. {
  198.     char *ss, *gr;
  199.     if(argc<2) return -1;
  200.    
  201.     ss=getenv("dicsort_separator");
  202.     if(ss!=NULL && *ss!=0) sepchar=*ss;
  203.     gr=getenv("dicsort_grouping");
  204.     if(gr!=NULL && *gr!=0) grpchar=*gr;
  205.     snprintf(dicname,sizeof(dicname)-128,"%s",argv[1]); prepare_dic();
  206.     if(argc>2) {
  207.         snprintf(suffixname,sizeof(suffixname),"%s",argv[2]);
  208.         suffix_dic(suffixname); hassuffix=1;
  209.     }
  210.     else suffixname[0]=hassuffix=0;
  211.     sortdic(); output();
  212.     printf("%s: sorted %d entries.\n",dicname, ocount);
  213.     return 0;
  214. }
  215.  
  216.