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 #if defined(__FreeBSD__)
24 #	include <sys/cdefs.h>
25 	/* for strtoll */
26 #	undef __ISO_C_VISIBLE
27 #	define __ISO_C_VISIBLE 1999
28 #	undef __LONG_LONG_SUPPORTED
29 #	define __LONG_LONG_SUPPORTED
30 #endif
31 #define _LARGEFILE64_SOURCE 1
32 #define _FILE_OFFSET_BITS 64
33 
34 #include <inttypes.h>
35 
36 #include <unistd.h>
37 #include <string.h>
38 #include <stdlib.h>
39 #include <stdarg.h>
40 #include <fcntl.h>
41 #include <assert.h>
42 #include <setjmp.h>
43 #include <stddef.h>
44 #include <math.h>
45 #include <ctype.h>	/* for tolower */
46 
47 /*
48  * OS-specific crap
49  */
50 #define _NEEDUCHAR 1
51 #define _NEEDUSHORT 1
52 #define _NEEDUINT 1
53 #define _NEEDULONG 1
54 
55 typedef long p9jmp_buf[sizeof(sigjmp_buf)/sizeof(long)];
56 
57 #if defined(__linux__)
58 #	include <sys/types.h>
59 #	if defined(__Linux26__)
60 #		include <pthread.h>
61 #		define PLAN9PORT_USING_PTHREADS 1
62 #	endif
63 #	if defined(__USE_MISC)
64 #		undef _NEEDUSHORT
65 #		undef _NEEDUINT
66 #		undef _NEEDULONG
67 #	endif
68 #elif defined(__sun__)
69 #	include <sys/types.h>
70 #	include <pthread.h>
71 #	define PLAN9PORT_USING_PTHREADS 1
72 #	undef _NEEDUSHORT
73 #	undef _NEEDUINT
74 #	undef _NEEDULONG
75 #	define nil 0	/* no cast to void* */
76 #elif defined(__FreeBSD__)
77 #	include <sys/types.h>
78 #	include <osreldate.h>
79 #	if __FreeBSD_version >= 500000
80 #		define PLAN9PORT_USING_PTHREADS 1
81 #		include <pthread.h>
82 #	endif
83 #	if !defined(_POSIX_SOURCE)
84 #		undef _NEEDUSHORT
85 #		undef _NEEDUINT
86 #	endif
87 #elif defined(__APPLE__)
88 #	include <sys/types.h>
89 #	include <pthread.h>
90 #	define PLAN9PORT_USING_PTHREADS 1
91 #	if __GNUC__ < 4
92 #		undef _NEEDUSHORT
93 #		undef _NEEDUINT
94 #	endif
95 #	undef _ANSI_SOURCE
96 #	undef _POSIX_C_SOURCE
97 #	undef _XOPEN_SOURCE
98 #	if !defined(NSIG)
99 #		define NSIG 32
100 #	endif
101 #	define _NEEDLL 1
102 #elif defined(__NetBSD__)
103 #	include <sched.h>
104 #	include <sys/types.h>
105 #	undef _NEEDUSHORT
106 #	undef _NEEDUINT
107 #	undef _NEEDULONG
108 #elif defined(__OpenBSD__)
109 #	include <sys/types.h>
110 #	undef _NEEDUSHORT
111 #	undef _NEEDUINT
112 #	undef _NEEDULONG
113 #else
114 	/* No idea what system this is -- try some defaults */
115 #	include <pthread.h>
116 #	define PLAN9PORT_USING_PTHREADS 1
117 #endif
118 
119 #ifndef O_DIRECT
120 #define O_DIRECT 0
121 #endif
122 
123 typedef signed char schar;
124 
125 #ifdef _NEEDUCHAR
126 	typedef unsigned char uchar;
127 #endif
128 #ifdef _NEEDUSHORT
129 	typedef unsigned short ushort;
130 #endif
131 #ifdef _NEEDUINT
132 	typedef unsigned int uint;
133 #endif
134 #ifdef _NEEDULONG
135 	typedef unsigned long ulong;
136 #endif
137 typedef unsigned long long uvlong;
138 typedef long long vlong;
139 
140 typedef uint64_t u64int;
141 typedef int64_t s64int;
142 typedef uint8_t u8int;
143 typedef int8_t s8int;
144 typedef uint16_t u16int;
145 typedef int16_t s16int;
146 typedef uintptr_t uintptr;
147 typedef uint32_t u32int;
148 typedef int32_t s32int;
149 
150 #undef _NEEDUCHAR
151 #undef _NEEDUSHORT
152 #undef _NEEDUINT
153 #undef _NEEDULONG
154 
155 /*
156  * Funny-named symbols to tip off 9l to autolink.
157  */
158 #define AUTOLIB(x)	static int __p9l_autolib_ ## x = 1;
159 #define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x = 1;
160 
161 /*
162  * Gcc is too smart for its own good.
163  */
164 #if defined(__GNUC__)
165 #	undef strcmp	/* causes way too many warnings */
166 #	if __GNUC__ >= 4 || (__GNUC__==3 && !defined(__APPLE_CC__))
167 #		undef AUTOLIB
168 #		define AUTOLIB(x) int __p9l_autolib_ ## x __attribute__ ((weak));
169 #		undef AUTOFRAMEWORK
170 #		define AUTOFRAMEWORK(x) int __p9l_autoframework_ ## x __attribute__ ((weak));
171 #	else
172 #		undef AUTOLIB
173 #		define AUTOLIB(x) static int __p9l_autolib_ ## x __attribute__ ((unused));
174 #		undef AUTOFRAMEWORK
175 #		define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x __attribute__ ((unused));
176 #	endif
177 #endif
178 
179 #if defined(__cplusplus)
180 }
181 #endif
182 #endif