Fossil

void mv_cmd(void){
  int i;
  int vid;
  int moveFiles;
  int dryRunFlag;
  int softFlag;
  int hardFlag;
  int origType;
  int destType;
  char *zDest;
  Blob dest;
  Stmt q;

  db_must_be_within_tree();
  dryRunFlag = find_option("dry-run","n",0)!=0;
  softFlag = find_option("soft",0,0)!=0;

  file_tree_name(zDest, &dest, 0, 1);
  db_multi_exec(
    "UPDATE vfile SET origname=pathname WHERE origname IS NULL;"
  );
  db_multi_exec(
    "CREATE TEMP TABLE mv(f TEXT UNIQUE ON CONFLICT IGNORE, t TEXT);"
  );
  if( file_isdir(zDest, RepoFILE)!=1 ){
    Blob orig;
    if( g.argc!=4 ){
      usage("OLDNAME NEWNAME");
    }
  if( g.argc!=4 ){
    origType = -1;
  }else{
    origType = (file_isdir(g.argv[2], RepoFILE) == 1);
  }
  destType = file_isdir(zDest, RepoFILE);
  if( origType==-1 && destType!=1 ){
    usage("OLDNAME NEWNAME");
  }else if( origType==1 && destType==2 ){
    fossil_fatal("cannot rename '%s' to '%s' since another file named"
                 " '%s' exists", g.argv[2], zDest, zDest);
  }else if( origType==0 && destType!=1 ){
    Blob orig;
    file_tree_name(g.argv[2], &orig, 0, 1);
    db_multi_exec(
      "INSERT INTO mv VALUES(%B,%B)", &orig, &dest
    );
  }else{
    if( blob_eq(&dest, ".") ){
      blob_reset(&dest);

      );
      while( db_step(&q)==SQLITE_ROW ){
        const char *zPath = db_column_text(&q, 0);
        int nPath = db_column_bytes(&q, 0);
        const char *zTail;
        if( nPath==nOrig ){
          zTail = file_tail(zPath);
        }else if( destType==1 ){
          zTail = &zPath[nOrig-strlen(file_tail(zOrig))];
        }else{
          zTail = &zPath[nOrig+1];
        }
        db_multi_exec(
          "INSERT INTO mv VALUES('%q','%q%q')",
          zPath, blob_str(&dest), zTail
        );