1 /* printquoted.c -- print a specified string with any necessary quoting.
3 Copyright (C) 1990, 1991, 1992, 1993, 1994, 2000,
4 2003, 2004, 2005 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 2, or (at your option)
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, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
30 /* Get mbstate_t, mbrtowc(), mbsinit(), wcwidth(). */
38 #include "printquoted.h"
42 * Print S according to the format FORMAT, but if the destination is a tty,
43 * convert any potentially-dangerous characters. The logic in this function
44 * was taken from ls.c in coreutils (at Sun Jun 5 20:42:51 2005 UTC).
47 print_quoted (FILE *fp
,
48 const struct quoting_options
*qopts
,
55 char smallbuf
[BUFSIZ
];
56 size_t len
= quotearg_buffer (smallbuf
, sizeof smallbuf
, s
, -1, qopts
);
58 if (len
< sizeof smallbuf
)
62 /* The original coreutils code uses alloca(), but I don't
63 * want to take on the anguish of introducing alloca() to
66 buf
= xmalloc (len
+ 1);
67 quotearg_buffer (buf
, len
+ 1, s
, -1, qopts
);
70 /* Replace any remaining funny characters with '?'. */
71 len
= qmark_chars(buf
, len
);
73 fprintf(fp
, format
, buf
); /* Print the quoted version */
82 /* no need to quote things. */
83 fprintf(fp
, format
, s
);