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 #ifndef __dead
30 #define __dead __attribute__((noreturn))
31 #endif
32 
33 #if HAVE_EVENT2
34 # include <event2/event.h>
35 # include <event2/event_compat.h>
36 # include <event2/event_struct.h>
37 # include <event2/buffer.h>
38 # include <event2/buffer_compat.h>
39 # include <event2/bufferevent.h>
40 # include <event2/bufferevent_struct.h>
41 # include <event2/bufferevent_compat.h>
42 #else
43 # include <event.h>
44 #endif
45 
46 #ifdef HAVE_QUEUE_H
47 # include <sys/queue.h>
48 #else
49 # include "compat/queue.h"
50 #endif
51 
52 #ifdef HAVE_SYS_TREE_H
53 # include <sys/tree.h>
54 #else
55 # include "compat/tree.h"
56 #endif
57 
58 #ifdef HAVE_LIBUTIL
59 # include <imsg.h>
60 # include <ohash.h>
61 #else
62 # include "compat/imsg.h"
63 # include "compat/ohash.h"
64 #endif
65 
66 #ifndef HAVE_ARC4RANDOM
67 # include <stdint.h>
68 uint32_t	 arc4random(void);
69 void		 arc4random_buf(void *, size_t);
70 uint32_t	 arc4random_uniform(uint32_t);
71 #endif
72 
73 #ifndef HAVE_ASPRINTF
74 int		 asprintf(char **, const char *, ...);
75 int		 vasprintf(char **, const char *, ...);
76 #endif
77 
78 #ifndef HAVE_ERR
79 void		 err(int, const char *, ...);
80 void		 errx(int, const char *, ...);
81 void		 warn(int, const char *, ...);
82 void		 warnx(int, const char *, ...);
83 #else
84 #include <err.h>
85 #endif
86 
87 #ifndef FREEZERO
88 void		 freezero(void *, size_t);
89 #endif
90 
91 #ifndef HAVE_GETDTABLECOUNT
92 int		 getdtablecount(void);
93 #endif
94 
95 #ifndef HAVE_GETDTABLESIZE
96 int		 getdtablesize(void);
97 #endif
98 
99 #ifndef HAVE_GETPROGNAME
100 const char	*getprogname(void);
101 #endif
102 
103 #ifndef HAVE_MEMMEM
104 void		*memmem(const void *, size_t, const void *, size_t);
105 #endif
106 
107 #ifndef HAVE_RECALLOCARRAY
108 void		*recallocarray(void *, size_t, size_t, size_t);
109 #endif
110 
111 #ifndef HAVE_SETPROCTITLE
112 void		 setproctitle(const char *, ...);
113 #endif
114 
115 #ifndef HAVE_SETPROGNAME
116 void		 setprogname(const char *);
117 #endif
118 
119 #ifndef HAVE_STRLCAT
120 size_t		 strlcat(char *, const char *, size_t);
121 #endif
122 
123 #ifndef HAVE_STRLCPY
124 size_t		 strlcpy(char *, const char *, size_t);
125 #endif
126 
127 #ifndef HAVE_STRSEP
128 char		*strsep(char **, const char *);
129 #endif
130 
131 #ifndef HAVE_STRTONUM
132 long long	 strtonum(const char *, long long, long long, const char **);
133 #endif
134 
135 #ifdef HAVE_VIS
136 # include <vis.h>
137 #else
138 # include "compat/vis.h"
139 #endif
140 
141 #endif	/* COMPAT_H */