1 /* Child program invoked by test-pipe-filter-ii2-main.
2
3 Copyright (C) 2009-2021 Free Software Foundation, Inc.
4 Written by Paolo Bonzini <bonzini@gnu.org>, 2009.
5
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <https://www.gnu.org/licenses/>. */
18
19 #include <config.h>
20
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <unistd.h>
24
25 #include "binary-io.h"
26
27 int
28 main ()
/* ![[previous]](../icons/n_left.png)
![[next]](../icons/n_right.png)
![[first]](../icons/n_first.png)
![[last]](../icons/n_last.png)
![[top]](../icons/top.png)
![[bottom]](../icons/bottom.png)
![[index]](../icons/index.png)
*/
29 {
30 set_binary_mode (STDOUT_FILENO, O_BINARY);
31
32 /* Repeatedly: Read two integers i and j, then output all integers in the
33 range i..j, one per line. */
34 for (;;)
35 {
36 int i, j;
37
38 if (scanf (" %d", &i) != 1)
39 break;
40 if (scanf (" %d", &j) != 1)
41 break;
42 if (j == -1)
43 exit (i);
44 while (i <= j)
45 printf ("abcdefghijklmnopqrstuvwxyz%d\n", i++);
46 }
47 exit (0);
48 }