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__) || defined(__SunOS5_9__) || defined(__SunOS5_10__)
11 		/* NOT USING #define __MAKECONTEXT_V2_SOURCE 1 / * SunOS */
12 #	else
13 		/* What's left? */
14 #		define __MAKECONTEXT_V2_SOURCE 1
15 #	endif
16 #endif
17 #define _BSD_SOURCE 1
18 #define _NETBSD_SOURCE 1	/* NetBSD */
19 #define _SVID_SOURCE 1
20 #if !defined(__APPLE__) && !defined(__OpenBSD__)
21 #	define _XOPEN_SOURCE 1000
22 #	define _XOPEN_SOURCE_EXTENDED 1
23 #endif
24 #if defined(__FreeBSD__)
25 #	include <sys/cdefs.h>
26 	/* for strtoll */
27 #	undef __ISO_C_VISIBLE
28 #	define __ISO_C_VISIBLE 1999
29 #	undef __LONG_LONG_SUPPORTED
30 #	define __LONG_LONG_SUPPORTED
31 #endif
32 #if defined(__AIX__)
33 #	define _XOPEN_SOURCE 1
34 #endif
35 #define _LARGEFILE64_SOURCE 1
36 #define _FILE_OFFSET_BITS 64
37 
38 #include <inttypes.h>
39 
40 #include <unistd.h>
41 #include <string.h>
42 #include <stdlib.h>
43 #include <stdarg.h>
44 #include <fcntl.h>
45 #include <assert.h>
46 #include <setjmp.h>
47 #include <stddef.h>
48 #include <math.h>
49 #include <ctype.h>	/* for tolower */
50 
51 /*
52  * OS-specific crap
53  */
54 #define _NEEDUCHAR 1
55 #define _NEEDUSHORT 1
56 #define _NEEDUINT 1
57 #define _NEEDULONG 1
58 
59 typedef long p9jmp_buf[sizeof(sigjmp_buf)/sizeof(long)];
60 
61 #if defined(__linux__)
62 #	include <sys/types.h>
63 #	if defined(__Linux26__)
64 #		include <pthread.h>
65 #		define PLAN9PORT_USING_PTHREADS 1
66 #	endif
67 #	if defined(__USE_MISC)
68 #		undef _NEEDUSHORT
69 #		undef _NEEDUINT
70 #		undef _NEEDULONG
71 #	endif
72 #elif defined(__sun__)
73 #	include <sys/types.h>
74 #	include <pthread.h>
75 #	define PLAN9PORT_USING_PTHREADS 1
76 #	undef _NEEDUSHORT
77 #	undef _NEEDUINT
78 #	undef _NEEDULONG
79 #	define nil 0	/* no cast to void* */
80 #elif defined(__FreeBSD__)
81 #	include <sys/types.h>
82 #	include <osreldate.h>
83 #	if __FreeBSD_version >= 500000
84 #		define PLAN9PORT_USING_PTHREADS 1
85 #		include <pthread.h>
86 #	endif
87 #	if !defined(_POSIX_SOURCE)
88 #		undef _NEEDUSHORT
89 #		undef _NEEDUINT
90 #	endif
91 #elif defined(__APPLE__)
92 #	include <sys/types.h>
93 #	include <pthread.h>
94 #	define PLAN9PORT_USING_PTHREADS 1
95 #	if __GNUC__ < 4
96 #		undef _NEEDUSHORT
97 #		undef _NEEDUINT
98 #	endif
99 #	undef _ANSI_SOURCE
100 #	undef _POSIX_C_SOURCE
101 #	undef _XOPEN_SOURCE
102 #	if !defined(NSIG)
103 #		define NSIG 32
104 #	endif
105 #	define _NEEDLL 1
106 #elif defined(__NetBSD__)
107 #	include <sched.h>
108 #	include <sys/types.h>
109 #	undef _NEEDUSHORT
110 #	undef _NEEDUINT
111 #	undef _NEEDULONG
112 #elif defined(__OpenBSD__)
113 #	include <sys/types.h>
114 #	undef _NEEDUSHORT
115 #	undef _NEEDUINT
116 #	undef _NEEDULONG
117 #else
118 	/* No idea what system this is -- try some defaults */
119 #	include <pthread.h>
120 #	define PLAN9PORT_USING_PTHREADS 1
121 #endif
122 
123 #ifndef O_DIRECT
124 #define O_DIRECT 0
125 #endif
126 
127 typedef signed char schar;
128 
129 #ifdef _NEEDUCHAR
130 	typedef unsigned char uchar;
131 #endif
132 #ifdef _NEEDUSHORT
133 	typedef unsigned short ushort;
134 #endif
135 #ifdef _NEEDUINT
136 	typedef unsigned int uint;
137 #endif
138 #ifdef _NEEDULONG
139 	typedef unsigned long ulong;
140 #endif
141 typedef unsigned long long uvlong;
142 typedef long long vlong;
143 
144 typedef uint64_t u64int;
145 typedef int64_t s64int;
146 typedef uint8_t u8int;
147 typedef int8_t s8int;
148 typedef uint16_t u16int;
149 typedef int16_t s16int;
150 typedef uintptr_t uintptr;
151 typedef intptr_t intptr;
152 typedef uint32_t u32int;
153 typedef int32_t s32int;
154 
155 #undef _NEEDUCHAR
156 #undef _NEEDUSHORT
157 #undef _NEEDUINT
158 #undef _NEEDULONG
159 
160 /*
161  * Funny-named symbols to tip off 9l to autolink.
162  */
163 #define AUTOLIB(x)	static int __p9l_autolib_ ## x = 1;
164 #define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x = 1;
165 
166 /*
167  * Gcc is too smart for its own good.
168  */
169 #if defined(__GNUC__)
170 #	undef strcmp	/* causes way too many warnings */
171 #	if __GNUC__ >= 4 || (__GNUC__==3 && !defined(__APPLE_CC__))
172 #		undef AUTOLIB
173 #		define AUTOLIB(x) int __p9l_autolib_ ## x __attribute__ ((weak));
174 #		undef AUTOFRAMEWORK
175 #		define AUTOFRAMEWORK(x) int __p9l_autoframework_ ## x __attribute__ ((weak));
176 #	else
177 #		undef AUTOLIB
178 #		define AUTOLIB(x) static int __p9l_autolib_ ## x __attribute__ ((unused));
179 #		undef AUTOFRAMEWORK
180 #		define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x __attribute__ ((unused));
181 #	endif
182 #endif
183 
184 #if defined(__cplusplus)
185 }
186 #endif
187 #endif