1 /* Extended regular expression matching and search library,
2 version 0.12.
3 (Implements POSIX draft P10003.2/D11.2, except for
4 internationalization features.)
5
6 Copyright (C) 1993 Free Software Foundation, Inc.
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
11 any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
21
22 /* (this file was downloaded from
23 * https://raw.githubusercontent.com/ge-ne/bibtool/master/regex-0.12/test/printchar.c ,
24 * where no copyright header is included).
25 */
26 #ifdef DEBUG
27
28 void
printchar(c)29 printchar (c)
30 char c;
31 {
32 if (c < 040 || c >= 0177)
33 {
34 putchar ('\\');
35 putchar (((c >> 6) & 3) + '0');
36 putchar (((c >> 3) & 7) + '0');
37 putchar ((c & 7) + '0');
38 }
39 else
40 putchar (c);
41 }
42
43 #endif
44