1 /* agg - the news aggregator
2 * Copyright (C) 2011 Andreas Waidler <arandes@programmers.at>
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 char buffer
[TEXT_BUFFER_SIZE
] = { 0 };
24 char* cursor
= buffer
;
26 const char* text_get()
31 void text_buffer(const char* str
, size_t len
)
33 /* We want to append a trailing \0, so we have one
34 * element less. Beware, this will underflow! */
35 size_t free
= buffer
+ TEXT_BUFFER_SIZE
- cursor
- 1;
36 size_t n
= len
< free
? len
: free
;
38 /* Already full? Prevent overflow in memcpy(). */
39 if (cursor
== buffer
+ TEXT_BUFFER_SIZE
) return;
41 assert(cursor
+ n
< buffer
+ TEXT_BUFFER_SIZE
);
42 memcpy(cursor
, str
, n
);
50 expat_use_text_buffer
= true;
58 expat_use_text_buffer
= false;