/*Scans the sym table and checks
each HTT_DEFINE_STR entry to see if
it only occurs once in files.

It's a brute force solution, but
gets the job done... slowly.

Find() returns a count of matches.

FileOcc() is Find() with
output Silent().
*/

U0 UnusedDefineScan()
{
  CDoc *old_put_doc,*old_display_doc,*doc;
  I64 i,cnt=0;
  CHashTable *table;
  CHash *tmph;
  CDocEntry *doc_e,*doc_e2;
  Bool old_silent=IsSilent;

  try {
    table=Fs->hash_table;
    while (table) {
      for (i=0;i<=table->mask;i++) {
        tmph=table->body[i];
        while (tmph) {
          if (tmph->type&HTT_DEFINE_STR)
            cnt++;
          tmph=tmph->next;
        }
      }
      table=table->next;
    }

    progress1=0;
    progress1_max=cnt;
    StrCpy(progress1_desc,"Define Scan");

    table=Fs->hash_table;
    while (table) {
      for (i=0;i<=table->mask;i++) {
        tmph=table->body[i];
        while (tmph) {
          if (tmph->type&HTT_DEFINE_STR) {
            progress1++;
            if (FileOcc(tmph->str,"/*","+l-i+$")==1) {
              doc=DocNew;
              old_put_doc=DocPut;
              old_display_doc=DocDisplay;
              Fs->put_doc=Fs->display_doc=doc;
              Find(tmph->str,"/*","+l-i+$");
              Fs->put_doc=old_put_doc;
              Fs->display_doc=old_display_doc;
              doc_e=doc->head.next;
              while (doc_e!=doc) {
                if (doc_e->type_u8==DOCT_LINK) {
                  "%s ",tmph->str;
                  doc_e2=DocEntryCopy(doc,doc_e);
                  DocInsEntry(old_put_doc,doc_e2);
                  '\n';
                }
                doc_e=doc_e->next;
              }
              DocDel(doc);
            }
          }
          tmph=tmph->next;
        }
      }
      table=table->next;
    }
  } catch
    PutExcept;

  Silent(old_silent);
  '\n';
  ProgressBarsRst;
}

UnusedDefineScan;