replace.h revision 6a46240f 
1/*
2 * Copyright (c) 2019, Oracle and/or its affiliates.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24/* Local replacements for functions found in some, but not all, libc's */
25#ifndef XFONT_REPLACE_H
26#define XFONT_REPLACE_H
27
28#ifdef HAVE_CONFIG_H
29#include <config.h>
30#endif
31
32#include <X11/Xfuncproto.h>
33
34#include <stdlib.h>
35
36#ifndef HAVE_REALLOCARRAY
37extern _X_HIDDEN void *
38reallocarray(void *optr, size_t nmemb, size_t size);
39#endif
40
41#ifndef mallocarray
42#define mallocarray(n, s)	reallocarray(NULL, n, s)
43#endif
44
45#include <string.h>
46
47#ifndef HAVE_STRLCPY
48extern _X_HIDDEN size_t
49strlcpy(char *dst, const char *src, size_t siz);
50extern _X_HIDDEN size_t
51strlcat(char *dst, const char *src, size_t siz);
52#endif
53
54#ifndef HAVE_ERR_H
55#define err(eval, ...) do { \
56  fprintf(stderr, __VA_ARGS__); \
57  fprintf(stderr, "\n"); \
58  exit(eval); \
59  } while (0)
60#define vwarn(...) do { \
61  fprintf(stderr, __VA_ARGS__); \
62  fprintf(stderr, "\n"); \
63  } while (0)
64#endif
65
66#ifndef HAVE_REALPATH
67extern _X_HIDDEN char *
68realpath(const char *path, char *resolved_path);
69#endif
70
71#endif /* XFONT_REPLACE_H */
72