1 #ifndef _U_H_
2 #define _U_H_ 1
3 #if defined(__cplusplus)
4 extern "C" {
5 #endif
6 
7 #define __BSD_VISIBLE 1 /* FreeBSD 5.x */
8 #if defined(__sun__)
9 #	define __EXTENSIONS__ 1 /* SunOS */
10 #	if defined(__SunOS5_6__) || defined(__SunOS5_7__) || defined(__SunOS5_8__)
11 		/* NOT USING #define __MAKECONTEXT_V2_SOURCE 1 / * SunOS */
12 #	else
13 #		define __MAKECONTEXT_V2_SOURCE 1
14 #	endif
15 #endif
16 #define _BSD_SOURCE 1
17 #define _NETBSD_SOURCE 1	/* NetBSD */
18 #define _SVID_SOURCE 1
19 #if !defined(__APPLE__) && !defined(__OpenBSD__)
20 #	define _XOPEN_SOURCE 1000
21 #	define _XOPEN_SOURCE_EXTENDED 1
22 #endif
23 #define _LARGEFILE64_SOURCE 1
24 #define _FILE_OFFSET_BITS 64
25 
26 #include <inttypes.h>
27 
28 #include <unistd.h>
29 #include <string.h>
30 #include <stdlib.h>
31 #include <stdarg.h>
32 #include <fcntl.h>
33 #include <assert.h>
34 #include <setjmp.h>
35 #include <stddef.h>
36 #include <utf.h>
37 #include <fmt.h>
38 #include <math.h>
39 #include <ctype.h>	/* for tolower */
40 
41 /*
42  * OS-specific crap
43  */
44 #define _NEEDUCHAR 1
45 #define _NEEDUSHORT 1
46 #define _NEEDUINT 1
47 #define _NEEDULONG 1
48 
49 typedef long p9jmp_buf[sizeof(sigjmp_buf)/sizeof(long)];
50 
51 #if defined(__linux__)
52 #	include <sys/types.h>
53 #	if defined(__Linux26__)
54 #		include <pthread.h>
55 #		define PLAN9PORT_USING_PTHREADS 1
56 #	endif
57 #	if defined(__USE_MISC)
58 #		undef _NEEDUSHORT
59 #		undef _NEEDUINT
60 #		undef _NEEDULONG
61 #	endif
62 #elif defined(__sun__)
63 #	include <sys/types.h>
64 #	include <pthread.h>
65 #	define PLAN9PORT_USING_PTHREADS 1
66 #	undef _NEEDUSHORT
67 #	undef _NEEDUINT
68 #	undef _NEEDULONG
69 #	define nil 0	/* no cast to void* */
70 #elif defined(__FreeBSD__)
71 #	include <sys/types.h>
72 #	include <osreldate.h>
73 #	if __FreeBSD_version >= 500000
74 #		define PLAN9PORT_USING_PTHREADS 1
75 #		include <pthread.h>
76 #	endif
77 #	if !defined(_POSIX_SOURCE)
78 #		undef _NEEDUSHORT
79 #		undef _NEEDUINT
80 #	endif
81 #elif defined(__APPLE__)
82 #	include <sys/types.h>
83 #	include <pthread.h>
84 #	define PLAN9PORT_USING_PTHREADS 1
85 #	if __GNUC__ < 4
86 #		undef _NEEDUSHORT
87 #		undef _NEEDUINT
88 #	endif
89 #	undef _ANSI_SOURCE
90 #	undef _POSIX_C_SOURCE
91 #	undef _XOPEN_SOURCE
92 #	if !defined(NSIG)
93 #		define NSIG 32
94 #	endif
95 #	define _NEEDLL 1
96 #elif defined(__NetBSD__)
97 #	include <sched.h>
98 #	include <sys/types.h>
99 #	undef _NEEDUSHORT
100 #	undef _NEEDUINT
101 #	undef _NEEDULONG
102 #elif defined(__OpenBSD__)
103 #	include <sys/types.h>
104 #	undef _NEEDUSHORT
105 #	undef _NEEDUINT
106 #	undef _NEEDULONG
107 #else
108 	/* No idea what system this is -- try some defaults */
109 #	include <pthread.h>
110 #	define PLAN9PORT_USING_PTHREADS 1
111 #endif
112 
113 #ifndef O_DIRECT
114 #define O_DIRECT 0
115 #endif
116 
117 typedef signed char schar;
118 
119 #ifdef _NEEDUCHAR
120 	typedef unsigned char uchar;
121 #endif
122 #ifdef _NEEDUSHORT
123 	typedef unsigned short ushort;
124 #endif
125 #ifdef _NEEDUINT
126 	typedef unsigned int uint;
127 #endif
128 #ifdef _NEEDULONG
129 	typedef unsigned long ulong;
130 #endif
131 typedef unsigned long long uvlong;
132 typedef long long vlong;
133 
134 typedef uint64_t u64int;
135 typedef int64_t s64int;
136 typedef uint8_t u8int;
137 typedef int8_t s8int;
138 typedef uint16_t u16int;
139 typedef int16_t s16int;
140 typedef uintptr_t uintptr;
141 typedef uint32_t u32int;
142 typedef int32_t s32int;
143 
144 #undef _NEEDUCHAR
145 #undef _NEEDUSHORT
146 #undef _NEEDUINT
147 #undef _NEEDULONG
148 
149 /*
150  * Funny-named symbols to tip off 9l to autolink.
151  */
152 #define AUTOLIB(x)	static int __p9l_autolib_ ## x = 1;
153 #define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x = 1;
154 
155 /*
156  * Gcc is too smart for its own good.
157  */
158 #if defined(__GNUC__)
159 #	if __GNUC__ >= 4 || (__GNUC__==3 && !defined(__APPLE_CC__))
160 #		undef AUTOLIB
161 #		define AUTOLIB(x) int __p9l_autolib_ ## x __attribute__ ((weak));
162 #		undef AUTOFRAMEWORK
163 #		define AUTOFRAMEWORK(x) int __p9l_autoframework_ ## x __attribute__ ((weak));
164 #	else
165 #		undef AUTOLIB
166 #		define AUTOLIB(x) static int __p9l_autolib_ ## x __attribute__ ((unused));
167 #		undef AUTOFRAMEWORK
168 #		define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x __attribute__ ((unused));
169 #	endif
170 #endif
171 
172 #if defined(__cplusplus)
173 }
174 #endif
175 #endif