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 #if HAVE_EVENT2
30 # include <event2/event.h>
31 # include <event2/event_compat.h>
32 # include <event2/event_struct.h>
33 # include <event2/buffer.h>
34 # include <event2/buffer_compat.h>
35 # include <event2/bufferevent.h>
36 # include <event2/bufferevent_struct.h>
37 # include <event2/bufferevent_compat.h>
38 #else
39 # include <event.h>
40 #endif
41 
42 #ifdef HAVE_QUEUE_H
43 # include <sys/queue.h>
44 #else
45 # include "compat/queue.h"
46 #endif
47 
48 #ifdef HAVE_IMSG
49 # include <imsg.h>
50 #else
51 # include "compat/imsg.h"
52 #endif
53 
54 #ifdef HAVE_LIBUTIL
55 # include <ohash.h>
56 # include <util.h>
57 #else
58 # include "compat/ohash.h"
59 # define FMT_SCALED_STRSIZE      7       /* minus sign, 4 digits, suffix, null byte */
60 int		 scan_scaled(char *, long long *);
61 int		 fmt_scaled(long long, char *);
62 #endif
63 
64 #ifndef HAVE_ASPRINTF
65 int		 asprintf(char**, const char*, ...);
66 int		 vasprintf(char**, const char*, va_list);
67 #endif
68 
69 #ifndef HAVE_ERR
70 void		 err(int, const char*, ...);
71 void		 errx(int, const char*, ...);
72 void		 warn(int, const char*, ...);
73 void		 warnx(int, const char*, ...);
74 #else
75 # include <err.h>
76 #endif
77 
78 #ifndef HAVE_EXPLICIT_BZERO
79 void		 explicit_bzero(void *, size_t);
80 #endif
81 
82 #ifndef HAVE_FREEZERO
83 void		 freezero(void*, size_t);
84 #endif
85 
86 #ifndef HAVE_GETDTABLECOUNT
87 int		 getdtablecount(void);
88 #endif
89 
90 #ifndef HAVE_GETDTABLESIZE
91 int		 getdtablesize(void);
92 #endif
93 
94 #ifndef HAVE_GETPROGNAME
95 const char	*getprogname(void);
96 #endif
97 
98 #ifndef HAVE_MEMMEM
99 void		*memmem(const void*, size_t, const void*, size_t);
100 #endif
101 
102 #ifndef HAVE_RECALLOCARRAY
103 void		*recallocarray(void*, size_t, size_t, size_t);
104 #endif
105 
106 #ifndef HAVE_STRCASESTR
107 char		*strcasestr(const char *, const char *);
108 #endif
109 
110 #ifndef HAVE_STRLCPY
111 size_t		 strlcpy(char*, const char*, size_t);
112 #endif
113 
114 #ifndef HAVE_STRLCAT
115 size_t		 strlcat(char*, const char*, size_t);
116 #endif
117 
118 #ifndef HAVE_STRSEP
119 char		*strsep(char**, const char*);
120 #endif
121 
122 #ifndef HAVE_STRTONUM
123 long long	 strtonum(const char*, long long, long long, const char**);
124 #endif
125 
126 #ifndef HAVE_SETPROCTITLE
127 void		 setproctitle(const char*, ...);
128 #endif
129 
130 #endif /* COMPAT_H */