+ if (s_crlf)
+ {
+ int j, lf_num;
+
+ i=read(fileno(stdin), buf, bufsize/2);
+ lf_num = 0;
+ /* both loops are skipped when i <= 0 */
+ for (j = 0; j < i; j++)
+ if (buf[j] == '\n')
+ lf_num++;
+ for (j = i-1; j >= 0; j--)
+ {
+ buf[j+lf_num] = buf[j];
+ if (buf[j] == '\n')
+ {
+ lf_num--;
+ i++;
+ buf[j+lf_num] = '\r';
+ }
+ }
+ assert(lf_num == 0);
+ }
+ else
+ i=read(fileno(stdin),buf,bufsize);