Clipper
clipper_sysdep.h
1
4//C Copyright (C) 2000-2006 Kevin Cowtan and University of York
5//L
6//L This library is free software and is distributed under the terms
7//L and conditions of version 2.1 of the GNU Lesser General Public
8//L Licence (LGPL) with the following additional clause:
9//L
10//L `You may also combine or link a "work that uses the Library" to
11//L produce a work containing portions of the Library, and distribute
12//L that work under terms of your choice, provided that you give
13//L prominent notice with each copy of the work that the specified
14//L version of the Library is used in it, and that you include or
15//L provide public access to the complete corresponding
16//L machine-readable source code for the Library including whatever
17//L changes were used in the work. (i.e. If you make changes to the
18//L Library you must distribute those, but you do not need to
19//L distribute source or object code to those portions of the work
20//L not covered by this licence.)'
21//L
22//L Note that this clause grants an additional right and does not impose
23//L any additional restriction, and so does not affect compatibility
24//L with the GNU General Public Licence (GPL). If you wish to negotiate
25//L other terms, please contact the maintainer.
26//L
27//L You can redistribute it and/or modify the library under the terms of
28//L the GNU Lesser General Public License as published by the Free Software
29//L Foundation; either version 2.1 of the License, or (at your option) any
30//L later version.
31//L
32//L This library is distributed in the hope that it will be useful, but
33//L WITHOUT ANY WARRANTY; without even the implied warranty of
34//L MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
35//L Lesser General Public License for more details.
36//L
37//L You should have received a copy of the CCP4 licence and/or GNU
38//L Lesser General Public License along with this library; if not, write
39//L to the CCP4 Secretary, Daresbury Laboratory, Warrington WA4 4AD, UK.
40//L The GNU Lesser General Public can also be obtained by writing to the
41//L Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
42//L MA 02111-1307 USA
43
44
45#ifndef CLIPPER_SYSDEP
46#define CLIPPER_SYSDEP
47
48
49/* cmath is so variable, that we ignore it and use the C version:
50 - include the math library
51 - mirror into the 'std' namespace as below:
52*/
53
54#if defined(sun) || defined(sgi) || defined(__osf__) || defined(_MSC_VER)
55#include <stdlib.h>
56#include <string.h>
57#include <ctype.h>
58#include <math.h>
59#ifndef M_PI
60#define M_PI 3.14159265358979
61#endif
62#define rint(x) (floor((x)+0.5))
63namespace std { using ::floor; using ::ceil; using ::fabs; using ::fmod; using ::sqrt; using ::sin; using ::cos; using ::tan; using ::asin; using ::acos; using ::atan; using ::sinh; using ::cosh; using ::tanh; using ::atan2; using ::exp; using ::log; using ::pow; }
64#else
65#include <cmath>
66#endif
67
68#if defined(__MINGW32__)
69#include <cstdint>
70#endif
71
72/* fixes for unexpected macros */
73
74#if defined(isnan)
75#undef isnan
76#endif
77
78
79/* numeric types, for where they are critical */
80
81namespace clipper {
82 typedef float ftype32;
83 typedef double ftype64;
84 typedef int itype32;
85 typedef unsigned int uitype32;
86# define CLIPPER_NAN_MASK_A_32 0x7f800000U
87# define CLIPPER_NAN_MASK_B_32 0x007fffffU
88# define CLIPPER_NULL_MASK_32 0x7fc00000U
89#if defined(__MINGW32__)
90 typedef ::int64_t itype64;
91 typedef ::uint64_t uitype64;
92# define CLIPPER_NAN_MASK_A_64 0x7ff0000000000000UL
93# define CLIPPER_NAN_MASK_B_64 0x000fffffffffffffUL
94# define CLIPPER_NULL_MASK_64 0x7ff8000000000000UL
95#elif defined(__osf__) || defined(__amd64__)
96 typedef long itype64;
97 typedef unsigned long uitype64;
98# define CLIPPER_NAN_MASK_A_64 0x7ff0000000000000UL
99# define CLIPPER_NAN_MASK_B_64 0x000fffffffffffffUL
100# define CLIPPER_NULL_MASK_64 0x7ff8000000000000UL
101#else
102 typedef long long itype64;
103 typedef unsigned long long uitype64;
104# define CLIPPER_NAN_MASK_A_64 0x7ff0000000000000ULL
105# define CLIPPER_NAN_MASK_B_64 0x000fffffffffffffULL
106# define CLIPPER_NULL_MASK_64 0x7ff8000000000000ULL
107#endif
108}
109
110
111/* threading libraries and definitions */
112
113#ifndef CLIPPER_DISABLE_THREADS
114
115#if defined(__WIN32__) || defined(_WIN32)
116// Through this header file, all windows macros are included in all programs
117// that use clipper. Avoid some conflicts.
118#define HKL HKL_RENAMED
119
120// adding WIN32_LEAN_AND_MEAN makes some or all #undefs not necessary,
121// but for now I'm leaving older workarounds unchanged
122#ifndef WIN32_LEAN_AND_MEAN
123#define WIN32_LEAN_AND_MEAN 1
124#endif
125
126#include <windows.h>
127
128#undef small
129#undef CompareString
130#undef NO_ERROR
131#undef HKL
132
133#undef AddAtom
134#define CLIPPER_MUTEX_INIT(MUTEX) InitializeCriticalSection(MUTEX)
135#define CLIPPER_MUTEX_FREE(MUTEX) DeleteCriticalSection(MUTEX)
136#define CLIPPER_MUTEX_LOCK(MUTEX) EnterCriticalSection(MUTEX)
137#define CLIPPER_MUTEX_UNLK(MUTEX) LeaveCriticalSection(MUTEX)
138#define CLIPPER_MUTEX_TYPE CRITICAL_SECTION
139#define CLIPPER_THREAD_EXEC(THREAD,ENTRY,ARG) (THREAD=CreateThread(0,0,(LPTHREAD_START_ROUTINE)ENTRY,(void*)ARG,0,NULL),THREAD!=NULL)
140#define CLIPPER_THREAD_JOIN(THREAD) (WaitForSingleObject(THREAD,INFINITE)>=0)
141#define CLIPPER_THREAD_TYPE HANDLE
142#define CLIPPER_THREAD_ARGTYPE LPVOID
143#define CLIPPER_THREAD_RETTYPE DWORD
144#else
145
146#include <pthread.h>
147#define CLIPPER_MUTEX_INIT(MUTEX) pthread_mutex_init(MUTEX,NULL)
148#define CLIPPER_MUTEX_FREE(MUTEX) pthread_mutex_destroy(MUTEX)
149#define CLIPPER_MUTEX_LOCK(MUTEX) pthread_mutex_lock(MUTEX)
150#define CLIPPER_MUTEX_UNLK(MUTEX) pthread_mutex_unlock(MUTEX)
151#define CLIPPER_MUTEX_TYPE pthread_mutex_t
152#define CLIPPER_THREAD_EXEC(THREAD,ENTRY,ARG) (pthread_create(&THREAD,NULL,ENTRY,(void*)ARG)==0)
153#define CLIPPER_THREAD_JOIN(THREAD) (pthread_join(THREAD,NULL)==0)
154#define CLIPPER_THREAD_TYPE pthread_t
155#define CLIPPER_THREAD_ARGTYPE void*
156#define CLIPPER_THREAD_RETTYPE void*
157
158#endif
159#endif
160
161#endif