1 /*
2  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and 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.
7  *
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.
15  */
16 
17 #ifndef COMPAT_H
18 #define COMPAT_H
19 
20 #include "config.h"
21 
22 #include <sys/types.h>
23 #include <sys/uio.h>
24 
25 #include <stdarg.h>
26 #include <stddef.h>
27 #include <stdint.h>
28 
29 #define ATTR_DEAD __attribute__((noreturn))
30 
31 #ifdef HAVE_QUEUE_H
32 # include <sys/queue.h>
33 #else
34 # include "compat/queue.h"
35 #endif
36 
37 #ifdef HAVE_SYS_TREE_H
38 # include <sys/tree.h>
39 #else
40 # include "compat/tree.h"
41 #endif
42 
43 #ifdef HAVE_LIBUTIL
44 # include <imsg.h>
45 # include <ohash.h>
46 #else
47 # include "compat/imsg.h"
48 # include "compat/ohash.h"
49 #endif
50 
51 #ifndef HAVE_ARC4RANDOM
52 # include <stdint.h>
53 uint32_t	 arc4random(void);
54 void		 arc4random_buf(void *, size_t);
55 uint32_t	 arc4random_uniform(uint32_t);
56 #endif
57 
58 #ifndef HAVE_ASPRINTF
59 int		 asprintf(char **, const char *, ...);
60 int		 vasprintf(char **, const char *, ...);
61 #endif
62 
63 #ifndef HAVE_ERR
64 void		 err(int, const char *, ...);
65 void		 errx(int, const char *, ...);
66 void		 warn(int, const char *, ...);
67 void		 warnx(int, const char *, ...);
68 #endif
69 
70 #ifndef FREEZERO
71 void		 freezero(void *, size_t);
72 #endif
73 
74 #ifndef HAVE_GETDTABLECOUNT
75 int		 getdtablecount(void);
76 #endif
77 
78 #ifndef HAVE_GETDTABLESIZE
79 int		 getdtablesize(void);
80 #endif
81 
82 #ifndef HAVE_GETPROGNAME
83 const char	*getprogname(void);
84 #endif
85 
86 #ifndef HAVE_RECALLOCARRAY
87 void		*recallocarray(void *, size_t, size_t, size_t);
88 #endif
89 
90 #ifndef HAVE_SETPROCTITLE
91 void		 setproctitle(const char *, ...);
92 #endif
93 
94 #ifndef HAVE_SETPROGNAME
95 void		 setprogname(const char *);
96 #endif
97 
98 #ifndef HAVE_STRLCAT
99 size_t		 strlcat(char *, const char *, size_t);
100 #endif
101 
102 #ifndef HAVE_STRLCPY
103 size_t		 strlcpy(char *, const char *, size_t);
104 #endif
105 
106 #ifndef HAVE_STRTONUM
107 long long	 strtonum(const char *, long long, long long, const char **);
108 #endif
109 
110 #endif	/* COMPAT_H */