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