fprintf(fp,"PATH=$PATH:%s\n",exec_path);
fprintf(fp,"mkdir -p $dir/udfs\n");
fprintf(fp,"sz=`du -cb $dir/bd.m2ts* | tail -1 | sed -e 's/[ \t].*//'`\n");
fprintf(fp,"PATH=$PATH:%s\n",exec_path);
fprintf(fp,"mkdir -p $dir/udfs\n");
fprintf(fp,"sz=`du -cb $dir/bd.m2ts* | tail -1 | sed -e 's/[ \t].*//'`\n");