2 * Copyright (c) 2018, De Rais <derais@cock.li>
4 * Permission to use, copy, modify, and/or distribute this software for
5 * any purpose with or without fee is hereby granted, provided that the
6 * above copyright notice and this permission notice appear in all
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16 * PERFORMANCE OF THIS SOFTWARE.
25 /* snprintf + malloc + sprintf */
26 char * aprintf(const char *format
, ...)
32 va_start(arglist
, format
);
33 len
= vsnprintf(0, 0, format
, arglist
);
36 if (!(mem
= malloc(len
+ 1))) {
40 va_start(arglist
, format
);
41 vsprintf(mem
, format
, arglist
);
48 /* Calculate how much space we need to print a string */
49 int strwidth(const char *s
)
57 mbstate_t mbs
= { 0 };
58 size_t left
= strlen(s
);
63 mbret
= mbrtowc(&wc
, s
, left
, &mbs
);
65 if (mbret
>= (size_t) -2) {
66 mbs
= (mbstate_t) { 0 };