1 /* printquoted.c -- print a specified string with any necessary quoting.
3 Copyright (C) 1990, 1991, 1992, 1993, 1994, 2000, 2003, 2004, 2005,
4 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
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.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
19 /* config.h must be included first. */
30 #include "printquoted.h"
33 * Print S according to the format FORMAT, but if the destination is a tty,
34 * convert any potentially-dangerous characters. The logic in this function
35 * was taken from ls.c in coreutils (at Sun Jun 5 20:42:51 2005 UTC).
38 print_quoted (FILE *fp,
39 const struct quoting_options *qopts,
48 char smallbuf[BUFSIZ];
49 size_t len = quotearg_buffer (smallbuf, sizeof smallbuf, s, -1, qopts);
51 if (len < sizeof smallbuf)
55 /* The original coreutils code uses alloca(), but I don't
56 * want to take on the anguish of introducing alloca() to
58 * XXX: newsflash: we already have alloca().
60 buf = xmalloc (len + 1);
61 quotearg_buffer (buf, len + 1, s, -1, qopts);
64 /* Replace any remaining funny characters with '?'. */
65 len = qmark_chars (buf, len);
67 rv = fprintf (fp, format, buf); /* Print the quoted version */
76 /* no need to quote things. */
77 rv = fprintf (fp, format, s);