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Date:: Mon Jan 20 04:04:58 2020 UTC
Message:: all: remove Linux 2.4 vs 2.6 detection Linux 2.4 is dead. (The libthread code hasn't worked for Linux 2.4 for a long time.)
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  1 c8ae41fb 2009-08-15 rsc // See ../src/lib9/LICENSE
  2 c8ae41fb 2009-08-15 rsc 
  3 8ad51794 2004-03-25 devnull #ifndef _U_H_
  4 8ad51794 2004-03-25 devnull #define _U_H_ 1
  5 8ad51794 2004-03-25 devnull #if defined(__cplusplus)
  6 8ad51794 2004-03-25 devnull extern "C" {
  7 8ad51794 2004-03-25 devnull #endif
  8 8ad51794 2004-03-25 devnull 
  9 39b3054a 2004-12-25 devnull #define __BSD_VISIBLE 1 /* FreeBSD 5.x */
 10 d08f4066 2005-07-27 devnull #if defined(__sun__)
 11 d08f4066 2005-07-27 devnull #	define __EXTENSIONS__ 1 /* SunOS */
 12 f12ab349 2008-07-20 devnull #	if defined(__SunOS5_6__) || defined(__SunOS5_7__) || defined(__SunOS5_8__) || defined(__SunOS5_9__) || defined(__SunOS5_10__)
 13 d08f4066 2005-07-27 devnull 		/* NOT USING #define __MAKECONTEXT_V2_SOURCE 1 / * SunOS */
 14 d08f4066 2005-07-27 devnull #	else
 15 f12ab349 2008-07-20 devnull 		/* What's left? */
 16 d08f4066 2005-07-27 devnull #		define __MAKECONTEXT_V2_SOURCE 1
 17 d08f4066 2005-07-27 devnull #	endif
 18 d08f4066 2005-07-27 devnull #endif
 19 8ad51794 2004-03-25 devnull #define _BSD_SOURCE 1
 20 5ba33c04 2005-03-28 devnull #define _NETBSD_SOURCE 1	/* NetBSD */
 21 8ad51794 2004-03-25 devnull #define _SVID_SOURCE 1
 22 657f699e 2016-11-20 0intro #define _DEFAULT_SOURCE 1
 23 20e8b903 2005-07-20 devnull #if !defined(__APPLE__) && !defined(__OpenBSD__)
 24 a8ec4910 2005-07-13 devnull #	define _XOPEN_SOURCE 1000
 25 a8ec4910 2005-07-13 devnull #	define _XOPEN_SOURCE_EXTENDED 1
 26 a8ec4910 2005-07-13 devnull #endif
 27 838874f0 2006-04-04 devnull #if defined(__FreeBSD__)
 28 838874f0 2006-04-04 devnull #	include <sys/cdefs.h>
 29 838874f0 2006-04-04 devnull 	/* for strtoll */
 30 838874f0 2006-04-04 devnull #	undef __ISO_C_VISIBLE
 31 838874f0 2006-04-04 devnull #	define __ISO_C_VISIBLE 1999
 32 838874f0 2006-04-04 devnull #	undef __LONG_LONG_SUPPORTED
 33 838874f0 2006-04-04 devnull #	define __LONG_LONG_SUPPORTED
 34 838874f0 2006-04-04 devnull #endif
 35 e6c837d6 2009-07-15 rsc #if defined(__AIX__)
 36 e6c837d6 2009-07-15 rsc #	define _XOPEN_SOURCE 1
 37 e6c837d6 2009-07-15 rsc #endif
 38 37c94859 2009-09-13 rsc #if defined(__APPLE__)
 39 37c94859 2009-09-13 rsc #	define _DARWIN_NO_64_BIT_INODE	/* Snow Leopard */
 40 37c94859 2009-09-13 rsc #endif
 41 8ad51794 2004-03-25 devnull #define _LARGEFILE64_SOURCE 1
 42 8ad51794 2004-03-25 devnull #define _FILE_OFFSET_BITS 64
 43 8ad51794 2004-03-25 devnull 
 44 20e8b903 2005-07-20 devnull #include <inttypes.h>
 45 76e02e9b 2005-07-19 devnull 
 46 8ad51794 2004-03-25 devnull #include <unistd.h>
 47 8ad51794 2004-03-25 devnull #include <string.h>
 48 8ad51794 2004-03-25 devnull #include <stdlib.h>
 49 8ad51794 2004-03-25 devnull #include <stdarg.h>
 50 8ad51794 2004-03-25 devnull #include <fcntl.h>
 51 8ad51794 2004-03-25 devnull #include <assert.h>
 52 8ad51794 2004-03-25 devnull #include <setjmp.h>
 53 8ad51794 2004-03-25 devnull #include <stddef.h>
 54 8ad51794 2004-03-25 devnull #include <math.h>
 55 c8af1ab1 2004-04-19 devnull #include <ctype.h>	/* for tolower */
 56 8ad51794 2004-03-25 devnull 
 57 8ad51794 2004-03-25 devnull /*
 58 8ad51794 2004-03-25 devnull  * OS-specific crap
 59 8ad51794 2004-03-25 devnull  */
 60 8ad51794 2004-03-25 devnull #define _NEEDUCHAR 1
 61 8ad51794 2004-03-25 devnull #define _NEEDUSHORT 1
 62 8ad51794 2004-03-25 devnull #define _NEEDUINT 1
 63 8ad51794 2004-03-25 devnull #define _NEEDULONG 1
 64 8ad51794 2004-03-25 devnull 
 65 8ad51794 2004-03-25 devnull typedef long p9jmp_buf[sizeof(sigjmp_buf)/sizeof(long)];
 66 8ad51794 2004-03-25 devnull 
 67 8ad51794 2004-03-25 devnull #if defined(__linux__)
 68 8ad51794 2004-03-25 devnull #	include <sys/types.h>
 69 cb8f7357 2020-01-20 rsc #	include <pthread.h>
 70 cb8f7357 2020-01-20 rsc #	define PLAN9PORT_USING_PTHREADS 1
 71 8ad51794 2004-03-25 devnull #	if defined(__USE_MISC)
 72 8ad51794 2004-03-25 devnull #		undef _NEEDUSHORT
 73 8ad51794 2004-03-25 devnull #		undef _NEEDUINT
 74 8ad51794 2004-03-25 devnull #		undef _NEEDULONG
 75 8ad51794 2004-03-25 devnull #	endif
 76 39b3054a 2004-12-25 devnull #elif defined(__sun__)
 77 8ad51794 2004-03-25 devnull #	include <sys/types.h>
 78 aaa502d3 2005-03-15 devnull #	include <pthread.h>
 79 aaa502d3 2005-03-15 devnull #	define PLAN9PORT_USING_PTHREADS 1
 80 8ad51794 2004-03-25 devnull #	undef _NEEDUSHORT
 81 8ad51794 2004-03-25 devnull #	undef _NEEDUINT
 82 8ad51794 2004-03-25 devnull #	undef _NEEDULONG
 83 aaa502d3 2005-03-15 devnull #	define nil 0	/* no cast to void* */
 84 39b3054a 2004-12-25 devnull #elif defined(__FreeBSD__)
 85 8ad51794 2004-03-25 devnull #	include <sys/types.h>
 86 7ee1ac96 2004-12-29 devnull #	include <osreldate.h>
 87 8dcb18f7 2020-01-20 rsc #	define PLAN9PORT_USING_PTHREADS 1
 88 8dcb18f7 2020-01-20 rsc #	include <pthread.h>
 89 8ad51794 2004-03-25 devnull #	if !defined(_POSIX_SOURCE)
 90 8ad51794 2004-03-25 devnull #		undef _NEEDUSHORT
 91 8ad51794 2004-03-25 devnull #		undef _NEEDUINT
 92 8ad51794 2004-03-25 devnull #	endif
 93 39b3054a 2004-12-25 devnull #elif defined(__APPLE__)
 94 8ad51794 2004-03-25 devnull #	include <sys/types.h>
 95 aaa502d3 2005-03-15 devnull #	include <pthread.h>
 96 aaa502d3 2005-03-15 devnull #	define PLAN9PORT_USING_PTHREADS 1
 97 bc7da029 2005-05-07 devnull #	if __GNUC__ < 4
 98 bc7da029 2005-05-07 devnull #		undef _NEEDUSHORT
 99 bc7da029 2005-05-07 devnull #		undef _NEEDUINT
100 bc7da029 2005-05-07 devnull #	endif
101 bc7da029 2005-05-07 devnull #	undef _ANSI_SOURCE
102 bc7da029 2005-05-07 devnull #	undef _POSIX_C_SOURCE
103 a8ec4910 2005-07-13 devnull #	undef _XOPEN_SOURCE
104 bc7da029 2005-05-07 devnull #	if !defined(NSIG)
105 bc7da029 2005-05-07 devnull #		define NSIG 32
106 bc7da029 2005-05-07 devnull #	endif
107 8ad51794 2004-03-25 devnull #	define _NEEDLL 1
108 5ba33c04 2005-03-28 devnull #elif defined(__NetBSD__)
109 5ba33c04 2005-03-28 devnull #	include <sched.h>
110 5ba33c04 2005-03-28 devnull #	include <sys/types.h>
111 5ba33c04 2005-03-28 devnull #	undef _NEEDUSHORT
112 5ba33c04 2005-03-28 devnull #	undef _NEEDUINT
113 5ba33c04 2005-03-28 devnull #	undef _NEEDULONG
114 52e61644 2005-05-01 devnull #elif defined(__OpenBSD__)
115 ceb21b8a 2005-07-19 devnull #	include <sys/types.h>
116 20f5692b 2012-07-14 rsc #	include <pthread.h>
117 20f5692b 2012-07-14 rsc #	define PLAN9PORT_USING_PTHREADS 1
118 52e61644 2005-05-01 devnull #	undef _NEEDUSHORT
119 52e61644 2005-05-01 devnull #	undef _NEEDUINT
120 52e61644 2005-05-01 devnull #	undef _NEEDULONG
121 39b3054a 2004-12-25 devnull #else
122 39b3054a 2004-12-25 devnull 	/* No idea what system this is -- try some defaults */
123 aaa502d3 2005-03-15 devnull #	include <pthread.h>
124 39b3054a 2004-12-25 devnull #	define PLAN9PORT_USING_PTHREADS 1
125 8ad51794 2004-03-25 devnull #endif
126 8ad51794 2004-03-25 devnull 
127 39b3054a 2004-12-25 devnull #ifndef O_DIRECT
128 39b3054a 2004-12-25 devnull #define O_DIRECT 0
129 39b3054a 2004-12-25 devnull #endif
130 06bb4ed2 2004-09-17 devnull 
131 8ad51794 2004-03-25 devnull typedef signed char schar;
132 785a7364 2004-04-19 devnull 
133 8ad51794 2004-03-25 devnull #ifdef _NEEDUCHAR
134 8ad51794 2004-03-25 devnull 	typedef unsigned char uchar;
135 8ad51794 2004-03-25 devnull #endif
136 8ad51794 2004-03-25 devnull #ifdef _NEEDUSHORT
137 8ad51794 2004-03-25 devnull 	typedef unsigned short ushort;
138 8ad51794 2004-03-25 devnull #endif
139 8ad51794 2004-03-25 devnull #ifdef _NEEDUINT
140 8ad51794 2004-03-25 devnull 	typedef unsigned int uint;
141 8ad51794 2004-03-25 devnull #endif
142 8ad51794 2004-03-25 devnull #ifdef _NEEDULONG
143 8ad51794 2004-03-25 devnull 	typedef unsigned long ulong;
144 8ad51794 2004-03-25 devnull #endif
145 8ad51794 2004-03-25 devnull typedef unsigned long long uvlong;
146 8ad51794 2004-03-25 devnull typedef long long vlong;
147 8ad51794 2004-03-25 devnull 
148 443d6288 2012-02-19 rsc typedef uvlong u64int;
149 443d6288 2012-02-19 rsc typedef vlong s64int;
150 76e02e9b 2005-07-19 devnull typedef uint8_t u8int;
151 76e02e9b 2005-07-19 devnull typedef int8_t s8int;
152 76e02e9b 2005-07-19 devnull typedef uint16_t u16int;
153 76e02e9b 2005-07-19 devnull typedef int16_t s16int;
154 76e02e9b 2005-07-19 devnull typedef uintptr_t uintptr;
155 949b59cd 2008-03-06 rsc typedef intptr_t intptr;
156 443d6288 2012-02-19 rsc typedef uint u32int;
157 443d6288 2012-02-19 rsc typedef int s32int;
158 76e02e9b 2005-07-19 devnull 
159 9a054520 2010-02-08 rsc typedef u32int uint32;
160 9a054520 2010-02-08 rsc typedef s32int int32;
161 9a054520 2010-02-08 rsc typedef u16int uint16;
162 9a054520 2010-02-08 rsc typedef s16int int16;
163 9a054520 2010-02-08 rsc typedef u64int uint64;
164 9a054520 2010-02-08 rsc typedef s64int int64;
165 8377cc7a 2010-07-14 rsc typedef u8int uint8;
166 8377cc7a 2010-07-14 rsc typedef s8int int8;
167 9a054520 2010-02-08 rsc 
168 8ad51794 2004-03-25 devnull #undef _NEEDUCHAR
169 8ad51794 2004-03-25 devnull #undef _NEEDUSHORT
170 8ad51794 2004-03-25 devnull #undef _NEEDUINT
171 8ad51794 2004-03-25 devnull #undef _NEEDULONG
172 8ad51794 2004-03-25 devnull 
173 1a0954ab 2005-01-04 devnull /*
174 1a0954ab 2005-01-04 devnull  * Funny-named symbols to tip off 9l to autolink.
175 1a0954ab 2005-01-04 devnull  */
176 1a0954ab 2005-01-04 devnull #define AUTOLIB(x)	static int __p9l_autolib_ ## x = 1;
177 58c52409 2005-10-29 devnull #define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x = 1;
178 1a0954ab 2005-01-04 devnull 
179 9b4de09d 2005-01-06 devnull /*
180 bc7da029 2005-05-07 devnull  * Gcc is too smart for its own good.
181 9b4de09d 2005-01-06 devnull  */
182 bc7da029 2005-05-07 devnull #if defined(__GNUC__)
183 c54b8b69 2006-01-27 devnull #	undef strcmp	/* causes way too many warnings */
184 bc7da029 2005-05-07 devnull #	if __GNUC__ >= 4 || (__GNUC__==3 && !defined(__APPLE_CC__))
185 9b4de09d 2005-01-06 devnull #		undef AUTOLIB
186 9b4de09d 2005-01-06 devnull #		define AUTOLIB(x) int __p9l_autolib_ ## x __attribute__ ((weak));
187 58c52409 2005-10-29 devnull #		undef AUTOFRAMEWORK
188 58c52409 2005-10-29 devnull #		define AUTOFRAMEWORK(x) int __p9l_autoframework_ ## x __attribute__ ((weak));
189 9d7a2e6e 2005-05-02 devnull #	else
190 9d7a2e6e 2005-05-02 devnull #		undef AUTOLIB
191 9d7a2e6e 2005-05-02 devnull #		define AUTOLIB(x) static int __p9l_autolib_ ## x __attribute__ ((unused));
192 58c52409 2005-10-29 devnull #		undef AUTOFRAMEWORK
193 58c52409 2005-10-29 devnull #		define AUTOFRAMEWORK(x) static int __p9l_autoframework_ ## x __attribute__ ((unused));
194 9b4de09d 2005-01-06 devnull #	endif
195 9b4de09d 2005-01-06 devnull #endif
196 9b4de09d 2005-01-06 devnull 
197 8ad51794 2004-03-25 devnull #if defined(__cplusplus)
198 8ad51794 2004-03-25 devnull }
199 8ad51794 2004-03-25 devnull #endif
200 8ad51794 2004-03-25 devnull #endif