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1 /*
2 * This should never be included directly. It is included only from gc.h.
3 * We separate it only to make gc.h more suitable as documentation.
4 *
5 * Some tests for old macros. These violate our namespace rules and will
6 * disappear shortly. Use the GC_ names.
7 */
8 #if defined(SOLARIS_THREADS) || defined(_SOLARIS_THREADS)
9 # define GC_SOLARIS_THREADS
10 #endif
11 #if defined(_SOLARIS_PTHREADS)
12 # define GC_SOLARIS_PTHREADS
13 #endif
14 #if defined(IRIX_THREADS)
15 # define GC_IRIX_THREADS
16 #endif
17 #if defined(DGUX_THREADS)
18 # if !defined(GC_DGUX386_THREADS)
19 # define GC_DGUX386_THREADS
20 # endif
21 #endif
22 #if defined(AIX_THREADS)
23 # define GC_AIX_THREADS
24 #endif
25 #if defined(HPUX_THREADS)
26 # define GC_HPUX_THREADS
27 #endif
28 #if defined(OSF1_THREADS)
29 # define GC_OSF1_THREADS
30 #endif
31 #if defined(LINUX_THREADS)
32 # define GC_LINUX_THREADS
33 #endif
34 #if defined(WIN32_THREADS)
35 # define GC_WIN32_THREADS
36 #endif
37 #if defined(USE_LD_WRAP)
38 # define GC_USE_LD_WRAP
39 #endif
40
41 #if !defined(_REENTRANT) && (defined(GC_SOLARIS_THREADS) \
42 || defined(GC_SOLARIS_PTHREADS) \
43 || defined(GC_HPUX_THREADS) \
44 || defined(GC_AIX_THREADS) \
45 || defined(GC_LINUX_THREADS))
46 # define _REENTRANT
47 /* Better late than never. This fails if system headers that */
48 /* depend on this were previously included. */
49 #endif
50
51 #if defined(GC_DGUX386_THREADS) && !defined(_POSIX4A_DRAFT10_SOURCE)
52 # define _POSIX4A_DRAFT10_SOURCE 1
53 #endif
54
55 # if defined(GC_SOLARIS_PTHREADS) || defined(GC_FREEBSD_THREADS) || \
56 defined(GC_IRIX_THREADS) || defined(GC_LINUX_THREADS) || \
57 defined(GC_HPUX_THREADS) || defined(GC_OSF1_THREADS) || \
58 defined(GC_DGUX386_THREADS) || defined(GC_DARWIN_THREADS) || \
59 defined(GC_AIX_THREADS) || \
60 (defined(GC_WIN32_THREADS) && defined(__CYGWIN32__))
61 # define GC_PTHREADS
62 # endif
63
64 #if defined(GC_THREADS) && !defined(GC_PTHREADS)
65 # if defined(__linux__)
66 # define GC_LINUX_THREADS
67 # define GC_PTHREADS
68 # endif
69 # if !defined(LINUX) && (defined(_PA_RISC1_1) || defined(_PA_RISC2_0) \
70 || defined(hppa) || defined(__HPPA))
71 # define GC_HPUX_THREADS
72 # define GC_PTHREADS
73 # endif
74 # if !defined(__linux__) && (defined(__alpha) || defined(__alpha__))
75 # define GC_OSF1_THREADS
76 # define GC_PTHREADS
77 # endif
78 # if defined(__mips) && !defined(__linux__)
79 # define GC_IRIX_THREADS
80 # define GC_PTHREADS
81 # endif
82 # if defined(__sparc) && !defined(__linux__)
83 # define GC_SOLARIS_PTHREADS
84 # define GC_PTHREADS
85 # endif
86 # if defined(__APPLE__) && defined(__MACH__) && defined(__ppc__)
87 # define GC_DARWIN_THREADS
88 # define GC_PTHREADS
89 # endif
90 # if !defined(GC_PTHREADS) && defined(__FreeBSD__)
91 # define GC_FREEBSD_THREADS
92 # define GC_PTHREADS
93 # endif
94 # if defined(DGUX) && (defined(i386) || defined(__i386__))
95 # define GC_DGUX386_THREADS
96 # define GC_PTHREADS
97 # endif
98 # if defined(_AIX)
99 # define GC_AIX_THREADS
100 # define GC_PTHREADS
101 # endif
102 #endif /* GC_THREADS */
103
104 #if defined(GC_THREADS) && !defined(GC_PTHREADS) && \
105 (defined(_WIN32) || defined(_MSC_VER) || defined(__CYGWIN__) \
106 || defined(__MINGW32__) || defined(__BORLANDC__) \
107 || defined(_WIN32_WCE))
108 # define GC_WIN32_THREADS
109 #endif
110
111 #if defined(GC_SOLARIS_PTHREADS) && !defined(GC_SOLARIS_THREADS)
112 # define GC_SOLARIS_THREADS
113 #endif
114
115 # define __GC
116 # ifndef _WIN32_WCE
117 # include <stddef.h>
118 # else /* ! _WIN32_WCE */
119 /* Yet more kluges for WinCE */
120 # include <stdlib.h> /* size_t is defined here */
121 typedef long ptrdiff_t; /* ptrdiff_t is not defined */
122 # endif
123
124 #if defined(_DLL) && !defined(GC_NOT_DLL) && !defined(GC_DLL)
125 # define GC_DLL
126 #endif
127
128 #if defined(__MINGW32__) && defined(GC_DLL)
129 # ifdef GC_BUILD
130 # define GC_API __declspec(dllexport)
131 # else
132 # define GC_API __declspec(dllimport)
133 # endif
134 #endif
135
136 #if (defined(__DMC__) || defined(_MSC_VER)) && defined(GC_DLL)
137 # ifdef GC_BUILD
138 # define GC_API extern __declspec(dllexport)
139 # else
140 # define GC_API __declspec(dllimport)
141 # endif
142 #endif
143
144 #if defined(__WATCOMC__) && defined(GC_DLL)
145 # ifdef GC_BUILD
146 # define GC_API extern __declspec(dllexport)
147 # else
148 # define GC_API extern __declspec(dllimport)
149 # endif
150 #endif
151
152 #ifndef GC_API
153 #define GC_API extern
154 #endif
155