1 // See ../src/lib9/LICENSE
2 
3 #ifndef _U_H_
4 #define _U_H_ 1
5 #if defined(__cplusplus)
6 extern "C" {
7 #endif
8 
9 #define HAS_SYS_TERMIOS 1
10 
11 #define __BSD_VISIBLE 1 /* FreeBSD 5.x */
12 #if defined(__sun__)
13 #	define __EXTENSIONS__ 1 /* SunOS */
14 #	if defined(__SunOS5_6__) || defined(__SunOS5_7__) || defined(__SunOS5_8__) || defined(__SunOS5_9__) || defined(__SunOS5_10__)
15 		/* NOT USING #define __MAKECONTEXT_V2_SOURCE 1 / * SunOS */
16 #	else
17 		/* What's left? */
18 #		define __MAKECONTEXT_V2_SOURCE 1
19 #	endif
20 #endif
21 #define _BSD_SOURCE 1
22 #define _NETBSD_SOURCE 1	/* NetBSD */
23 #define _SVID_SOURCE 1
24 #define _DEFAULT_SOURCE 1
25 #if !defined(__APPLE__) && !defined(__OpenBSD__) && !defined(__AIX__)
26 #	define _XOPEN_SOURCE 1000
27 #	define _XOPEN_SOURCE_EXTENDED 1
28 #endif
29 #if defined(__FreeBSD__)
30 #	include <sys/cdefs.h>
31 	/* for strtoll */
32 #	undef __ISO_C_VISIBLE
33 #	define __ISO_C_VISIBLE 1999
34 #	undef __LONG_LONG_SUPPORTED
35 #	define __LONG_LONG_SUPPORTED
36 #endif
37 #if defined(__AIX__)
38 #	define _ALL_SOURCE
39 #	undef HAS_SYS_TERMIOS
40 #endif
41 #define _LARGEFILE64_SOURCE 1
42 #define _FILE_OFFSET_BITS 64
43 
44 #include <inttypes.h>
45 
46 #include <unistd.h>
47 #include <string.h>
48 #include <stdlib.h>
49 #include <stdarg.h>
50 #include <fcntl.h>
51 #include <assert.h>
52 #include <setjmp.h>
53 #include <stddef.h>
54 #include <math.h>
55 #include <ctype.h>	/* for tolower */
56 
57 /*
58  * OS-specific crap
59  */
60 #define _NEEDUCHAR 1
61 #define _NEEDUSHORT 1
62 #define _NEEDUINT 1
63 #define _NEEDULONG 1
64 
65 typedef long p9jmp_buf[sizeof(sigjmp_buf)/(sizeof(long))];
66 
67 #if defined(__linux__)
68 #	include <sys/types.h>
69 #	include <pthread.h>
70 #	if defined(__USE_MISC)
71 #		undef _NEEDUSHORT
72 #		undef _NEEDUINT
73 #		undef _NEEDULONG
74 #	endif
75 #elif defined(__sun__)
76 #	include <sys/types.h>
77 #	include <pthread.h>
78 #	undef _NEEDUSHORT
79 #	undef _NEEDUINT
80 #	undef _NEEDULONG
81 #	define nil 0	/* no cast to void* */
82 #elif defined(__FreeBSD__)
83 #	include <sys/types.h>
84 #	include <osreldate.h>
85 #	include <pthread.h>
86 #	if !defined(_POSIX_SOURCE)
87 #		undef _NEEDUSHORT
88 #		undef _NEEDUINT
89 #	endif
90 #elif defined(__APPLE__)
91 #	include <sys/types.h>
92 #	include <pthread.h>
93 #	if __GNUC__ < 4
94 #		undef _NEEDUSHORT
95 #		undef _NEEDUINT
96 #	endif
97 #	undef _ANSI_SOURCE
98 #	undef _POSIX_C_SOURCE
99 #	undef _XOPEN_SOURCE
100 #	if !defined(NSIG)
101 #		define NSIG 32
102 #	endif
103 #	define _NEEDLL 1
104 #elif defined(__NetBSD__)
105 #	include <sched.h>
106 #	include <sys/types.h>
107 #	include <pthread.h>
108 #	undef _NEEDUSHORT
109 #	undef _NEEDUINT
110 #	undef _NEEDULONG
111 #elif defined(__OpenBSD__)
112 #	include <sys/types.h>
113 #	include <pthread.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 #endif
121 
122 #ifndef O_DIRECT
123 #define O_DIRECT 0
124 #endif
125 
126 typedef signed char schar;
127 
128 #ifdef _NEEDUCHAR
129 	typedef unsigned char uchar;
130 #endif
131 #ifdef _NEEDUSHORT
132 	typedef unsigned short ushort;
133 #endif
134 #ifdef _NEEDUINT
135 	typedef unsigned int uint;
136 #endif
137 #ifdef _NEEDULONG
138 	typedef unsigned long ulong;
139 #endif
140 typedef unsigned long long uvlong;
141 typedef long long vlong;
142 
143 typedef uvlong u64int;
144 typedef vlong s64int;
145 typedef uint8_t u8int;
146 typedef int8_t s8int;
147 typedef uint16_t u16int;
148 typedef int16_t s16int;
149 typedef uintptr_t uintptr;
150 typedef intptr_t intptr;
151 typedef uint u32int;
152 typedef int s32int;
153 
154 typedef u32int uint32;
155 typedef s32int int32;
156 typedef u16int uint16;
157 typedef s16int int16;
158 typedef u64int uint64;
159 typedef s64int int64;
160 typedef u8int uint8;
161 typedef s8int int8;
162 
163 #undef _NEEDUCHAR
164 #undef _NEEDUSHORT
165 #undef _NEEDUINT
166 #undef _NEEDULONG
167 
168 /*
169  * Funny-named symbols to tip off 9l to autolink.
170  */
171 #define AUTOLIB(x)	static int __p9l_autolib_ ## x = 1;
172 #define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x = 1;
173 
174 /*
175  * Gcc is too smart for its own good.
176  */
177 #if defined(__GNUC__)
178 #	undef strcmp	/* causes way too many warnings */
179 #	if __GNUC__ >= 4 || (__GNUC__==3 && !defined(__APPLE_CC__))
180 #		undef AUTOLIB
181 #		define AUTOLIB(x) int __p9l_autolib_ ## x __attribute__ ((weak));
182 #		undef AUTOFRAMEWORK
183 #		define AUTOFRAMEWORK(x) int __p9l_autoframework_ ## x __attribute__ ((weak));
184 #	else
185 #		undef AUTOLIB
186 #		define AUTOLIB(x) static int __p9l_autolib_ ## x __attribute__ ((unused));
187 #		undef AUTOFRAMEWORK
188 #		define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x __attribute__ ((unused));
189 #	endif
190 #endif
191 
192 #if defined(__cplusplus)
193 }
194 #endif
195 #endif