Mercurial > cpython-lru_cache-weakref

annotate Python/thread.c @ 22509:54c05a947bcb legacy-trunk

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I've been waiting 8 years for KSR to re-emerge from bankruptcy. If they ever do, they can damn well #define _POSIX_THREADS their own damn selves.
author Tim Peters <tim.peters@gmail.com>
date Mon, 25 Mar 2002 06:49:10 +0000
parents b898c0feb754
children bec1b942e0bc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1198
2937897a7d8b * Added Fixcprt.py: script to fix copyright message.
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1
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2 /* Thread package.
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3 This is intended to be usable independently from Python.
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4 The implementation for system foobar is in a file thread_foobar.h
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5 which is included by this file dependent on config settings.
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6 Stuff shared by all thread_*.h files is collected here. */
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7
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8 #include "Python.h"
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9
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10 /* pyconfig.h may or may not define DL_IMPORT */
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11 #ifndef DL_IMPORT /* declarations for DLL import/export */
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12 #define DL_IMPORT(RTYPE) RTYPE
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13 #endif
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14
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15 #ifndef DONT_HAVE_STDIO_H
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16 #include <stdio.h>
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17 #endif
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18
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19 #ifdef HAVE_STDLIB_H
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20 #include <stdlib.h>
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21 #else
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22 #ifdef Py_DEBUG
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23 extern char *getenv(const char *);
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24 #endif
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25 #endif
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26
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27 #ifdef __DGUX
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28 #define _USING_POSIX4A_DRAFT6
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29 #endif
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30
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31 #ifdef __sgi
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32 #ifndef HAVE_PTHREAD_H /* XXX Need to check in configure.in */
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33 #undef _POSIX_THREADS
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34 #endif
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35 #endif
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36
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37 #include "pythread.h"
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38
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39 #ifndef _POSIX_THREADS
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40
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41 #ifdef __sgi
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42 #define SGI_THREADS
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43 #endif
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44
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45 #ifdef HAVE_THREAD_H
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46 #define SOLARIS_THREADS
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47 #endif
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48
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49 #if defined(sun) && !defined(SOLARIS_THREADS)
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50 #define SUN_LWP
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51 #endif
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52
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457f0df46dd9 Donn Cave <donn@u.washington.edu>:
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53 #if defined(__MWERKS__) && !defined(__BEOS__)
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54 #define _POSIX_THREADS
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55 #endif
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56
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57 #endif /* _POSIX_THREADS */
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58
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59
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60 #ifdef Py_DEBUG
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61 static int thread_debug = 0;
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62 #define dprintf(args) ((thread_debug & 1) && printf args)
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63 #define d2printf(args) ((thread_debug & 8) && printf args)
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64 #else
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65 #define dprintf(args)
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66 #define d2printf(args)
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67 #endif
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68
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69 static int initialized;
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70
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71 static void PyThread__init_thread(void); /* Forward */
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72
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73 void PyThread_init_thread(void)
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74 {
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75 #ifdef Py_DEBUG
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76 char *p = getenv("THREADDEBUG");
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77
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78 if (p) {
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79 if (*p)
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80 thread_debug = atoi(p);
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81 else
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82 thread_debug = 1;
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83 }
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84 #endif /* Py_DEBUG */
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85 if (initialized)
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86 return;
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87 initialized = 1;
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88 dprintf(("PyThread_init_thread called\n"));
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89 PyThread__init_thread();
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90 }
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91
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92 #ifdef SGI_THREADS
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93 #include "thread_sgi.h"
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94 #endif
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95
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96 #ifdef SOLARIS_THREADS
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97 #include "thread_solaris.h"
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98 #endif
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99
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100 #ifdef SUN_LWP
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101 #include "thread_lwp.h"
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102 #endif
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103
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104 #ifdef HAVE_PTH
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105 #include "thread_pth.h"
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106 #endif
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107
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108 #ifdef _POSIX_THREADS
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109 #include "thread_pthread.h"
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110 #endif
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111
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112 #ifdef C_THREADS
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113 #include "thread_cthread.h"
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114 #endif
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115
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116 #ifdef NT_THREADS
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117 #include "thread_nt.h"
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118 #endif
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119
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120 #ifdef OS2_THREADS
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121 #include "thread_os2.h"
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122 #endif
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123
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124 #ifdef BEOS_THREADS
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125 #include "thread_beos.h"
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126 #endif
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127
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128 #ifdef WINCE_THREADS
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129 #include "thread_wince.h"
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130 #endif
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131
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132 #ifdef PLAN9_THREADS
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133 #include "thread_plan9.h"
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134 #endif
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135
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136 /*
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137 #ifdef FOOBAR_THREADS
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138 #include "thread_foobar.h"
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139 #endif
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140 */