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1 | /* |
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2 | * libev simple C++ wrapper classes |
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3 | * |
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4 | * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de> |
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5 | * All rights reserved. |
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6 | * |
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7 | * Redistribution and use in source and binary forms, with or without modifica- |
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8 | * tion, are permitted provided that the following conditions are met: |
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9 | * |
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10 | * 1. Redistributions of source code must retain the above copyright notice, |
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11 | * this list of conditions and the following disclaimer. |
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12 | * |
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13 | * 2. Redistributions in binary form must reproduce the above copyright |
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14 | * notice, this list of conditions and the following disclaimer in the |
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15 | * documentation and/or other materials provided with the distribution. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
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19 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
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20 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
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21 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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22 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
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23 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- |
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25 | * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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26 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | * |
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28 | * Alternatively, the contents of this file may be used under the terms of |
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29 | * the GNU General Public License ("GPL") version 2 or any later version, |
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30 | * in which case the provisions of the GPL are applicable instead of |
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31 | * the above. If you wish to allow the use of your version of this file |
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32 | * only under the terms of the GPL and not to allow others to use your |
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33 | * version of this file under the BSD license, indicate your decision |
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34 | * by deleting the provisions above and replace them with the notice |
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35 | * and other provisions required by the GPL. If you do not delete the |
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36 | * provisions above, a recipient may use your version of this file under |
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37 | * either the BSD or the GPL. |
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38 | */ |
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39 | |
1 | #ifndef EVPP_H__ |
40 | #ifndef EVPP_H__ |
2 | #define EVPP_H__ |
41 | #define EVPP_H__ |
3 | |
42 | |
4 | /* work in progress, don't use unless you know what you are doing */ |
43 | #ifdef EV_H |
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44 | # include EV_H |
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45 | #else |
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46 | # include "ev.h" |
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47 | #endif |
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48 | |
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49 | #ifndef EV_USE_STDEXCEPT |
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50 | # define EV_USE_STDEXCEPT 1 |
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51 | #endif |
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52 | |
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53 | #if EV_USE_STDEXCEPT |
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54 | # include <stdexcept> |
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55 | #endif |
5 | |
56 | |
6 | namespace ev { |
57 | namespace ev { |
7 | |
58 | |
8 | template<class watcher> |
59 | typedef ev_tstamp tstamp; |
9 | class callback |
60 | |
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61 | enum |
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62 | { |
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63 | UNDEF = EV_UNDEF, |
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64 | NONE = EV_NONE, |
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65 | READ = EV_READ, |
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66 | WRITE = EV_WRITE, |
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67 | #if EV_COMPAT3 |
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68 | TIMEOUT = EV_TIMEOUT, |
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69 | #endif |
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70 | TIMER = EV_TIMER, |
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71 | PERIODIC = EV_PERIODIC, |
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72 | SIGNAL = EV_SIGNAL, |
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73 | CHILD = EV_CHILD, |
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74 | STAT = EV_STAT, |
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75 | IDLE = EV_IDLE, |
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76 | CHECK = EV_CHECK, |
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77 | PREPARE = EV_PREPARE, |
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78 | FORK = EV_FORK, |
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79 | ASYNC = EV_ASYNC, |
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80 | EMBED = EV_EMBED, |
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81 | # undef ERROR // some systems stupidly #define ERROR |
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82 | ERROR = EV_ERROR |
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83 | }; |
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84 | |
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85 | enum |
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86 | { |
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87 | AUTO = EVFLAG_AUTO, |
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88 | NOENV = EVFLAG_NOENV, |
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89 | FORKCHECK = EVFLAG_FORKCHECK, |
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90 | |
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91 | SELECT = EVBACKEND_SELECT, |
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92 | POLL = EVBACKEND_POLL, |
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93 | EPOLL = EVBACKEND_EPOLL, |
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94 | KQUEUE = EVBACKEND_KQUEUE, |
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95 | DEVPOLL = EVBACKEND_DEVPOLL, |
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96 | PORT = EVBACKEND_PORT |
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97 | }; |
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98 | |
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99 | enum |
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100 | { |
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101 | #if EV_COMPAT3 |
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102 | NONBLOCK = EVLOOP_NONBLOCK, |
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103 | ONESHOT = EVLOOP_ONESHOT, |
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104 | #endif |
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105 | NOWAIT = EVRUN_NOWAIT, |
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106 | ONCE = EVRUN_ONCE |
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107 | }; |
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108 | |
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109 | enum how_t |
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110 | { |
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111 | ONE = EVBREAK_ONE, |
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112 | ALL = EVBREAK_ALL |
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113 | }; |
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114 | |
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115 | struct bad_loop |
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116 | #if EV_USE_STDEXCEPT |
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117 | : std::runtime_error |
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118 | #endif |
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119 | { |
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120 | #if EV_USE_STDEXCEPT |
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121 | bad_loop () |
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122 | : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?") |
10 | { |
123 | { |
11 | struct object { }; |
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12 | |
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13 | void *obj; |
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14 | void (object::*meth)(watcher &, int); |
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15 | |
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16 | /* a proxy is a kind of recipe on how to call a specific class method */ |
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17 | struct proxy_base { |
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18 | virtual void call (void *obj, void (object::*meth)(watcher &, int), watcher &w, int) const = 0; |
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19 | }; |
124 | } |
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125 | #endif |
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126 | }; |
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127 | |
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128 | #ifdef EV_AX |
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129 | # undef EV_AX |
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130 | #endif |
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131 | |
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132 | #ifdef EV_AX_ |
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133 | # undef EV_AX_ |
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134 | #endif |
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135 | |
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136 | #if EV_MULTIPLICITY |
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137 | # define EV_AX raw_loop |
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138 | # define EV_AX_ raw_loop, |
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139 | #else |
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140 | # define EV_AX |
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141 | # define EV_AX_ |
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142 | #endif |
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143 | |
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144 | struct loop_ref |
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145 | { |
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146 | loop_ref (EV_P) throw () |
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147 | #if EV_MULTIPLICITY |
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148 | : EV_AX (EV_A) |
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149 | #endif |
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150 | { |
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151 | } |
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152 | |
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153 | bool operator == (const loop_ref &other) const throw () |
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154 | { |
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155 | #if EV_MULTIPLICITY |
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156 | return EV_AX == other.EV_AX; |
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157 | #else |
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158 | return true; |
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159 | #endif |
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160 | } |
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161 | |
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162 | bool operator != (const loop_ref &other) const throw () |
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163 | { |
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164 | #if EV_MULTIPLICITY |
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165 | return ! (*this == other); |
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166 | #else |
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167 | return false; |
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168 | #endif |
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169 | } |
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170 | |
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171 | #if EV_MULTIPLICITY |
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172 | bool operator == (const EV_P) const throw () |
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173 | { |
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174 | return this->EV_AX == EV_A; |
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175 | } |
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176 | |
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177 | bool operator != (const EV_P) const throw () |
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178 | { |
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179 | return (*this == EV_A); |
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180 | } |
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181 | |
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182 | operator struct ev_loop * () const throw () |
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183 | { |
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184 | return EV_AX; |
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185 | } |
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186 | |
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187 | operator const struct ev_loop * () const throw () |
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188 | { |
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189 | return EV_AX; |
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190 | } |
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191 | |
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192 | bool is_default () const throw () |
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193 | { |
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194 | return EV_AX == ev_default_loop (0); |
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195 | } |
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196 | #endif |
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197 | |
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198 | #if EV_COMPAT3 |
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199 | void loop (int flags = 0) |
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200 | { |
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201 | ev_run (EV_AX_ flags); |
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202 | } |
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203 | |
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204 | void unloop (how_t how = ONE) throw () |
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205 | { |
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206 | ev_break (EV_AX_ how); |
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207 | } |
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208 | #endif |
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209 | |
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210 | void run (int flags = 0) |
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211 | { |
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212 | ev_run (EV_AX_ flags); |
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213 | } |
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214 | |
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215 | void break_loop (how_t how = ONE) throw () |
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216 | { |
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217 | ev_break (EV_AX_ how); |
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218 | } |
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219 | |
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220 | void post_fork () throw () |
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221 | { |
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222 | ev_loop_fork (EV_AX); |
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223 | } |
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224 | |
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225 | unsigned int backend () const throw () |
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226 | { |
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227 | return ev_backend (EV_AX); |
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228 | } |
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229 | |
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230 | tstamp now () const throw () |
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231 | { |
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232 | return ev_now (EV_AX); |
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233 | } |
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234 | |
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235 | void ref () throw () |
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236 | { |
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237 | ev_ref (EV_AX); |
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238 | } |
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239 | |
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240 | void unref () throw () |
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241 | { |
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242 | ev_unref (EV_AX); |
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243 | } |
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244 | |
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245 | #if EV_FEATURE_API |
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246 | unsigned int iteration () const throw () |
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247 | { |
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248 | return ev_iteration (EV_AX); |
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249 | } |
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250 | |
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251 | unsigned int depth () const throw () |
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252 | { |
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253 | return ev_depth (EV_AX); |
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254 | } |
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255 | |
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256 | void set_io_collect_interval (tstamp interval) throw () |
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257 | { |
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258 | ev_set_io_collect_interval (EV_AX_ interval); |
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259 | } |
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260 | |
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261 | void set_timeout_collect_interval (tstamp interval) throw () |
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262 | { |
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263 | ev_set_timeout_collect_interval (EV_AX_ interval); |
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264 | } |
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265 | #endif |
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266 | |
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267 | // function callback |
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268 | void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw () |
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269 | { |
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270 | ev_once (EV_AX_ fd, events, timeout, cb, arg); |
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271 | } |
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272 | |
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273 | // method callback |
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274 | template<class K, void (K::*method)(int)> |
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275 | void once (int fd, int events, tstamp timeout, K *object) throw () |
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276 | { |
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277 | once (fd, events, timeout, method_thunk<K, method>, object); |
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278 | } |
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279 | |
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280 | // default method == operator () |
20 | template<class O1, class O2> |
281 | template<class K> |
21 | struct proxy : proxy_base { |
282 | void once (int fd, int events, tstamp timeout, K *object) throw () |
22 | virtual void call (void *obj, void (object::*meth)(watcher &, int), watcher &w, int e) const |
283 | { |
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284 | once (fd, events, timeout, method_thunk<K, &K::operator ()>, object); |
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285 | } |
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286 | |
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287 | template<class K, void (K::*method)(int)> |
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288 | static void method_thunk (int revents, void *arg) |
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289 | { |
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290 | static_cast<K *>(arg)->*method |
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291 | (revents); |
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292 | } |
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293 | |
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294 | // no-argument method callback |
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295 | template<class K, void (K::*method)()> |
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296 | void once (int fd, int events, tstamp timeout, K *object) throw () |
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297 | { |
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298 | once (fd, events, timeout, method_noargs_thunk<K, method>, object); |
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299 | } |
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300 | |
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301 | template<class K, void (K::*method)()> |
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302 | static void method_noargs_thunk (int revents, void *arg) |
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303 | { |
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304 | static_cast<K *>(arg)->*method |
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305 | (); |
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306 | } |
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307 | |
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308 | // simpler function callback |
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309 | template<void (*cb)(int)> |
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310 | void once (int fd, int events, tstamp timeout) throw () |
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311 | { |
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312 | once (fd, events, timeout, simpler_func_thunk<cb>); |
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313 | } |
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314 | |
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315 | template<void (*cb)(int)> |
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316 | static void simpler_func_thunk (int revents, void *arg) |
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317 | { |
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318 | (*cb) |
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319 | (revents); |
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320 | } |
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321 | |
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322 | // simplest function callback |
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323 | template<void (*cb)()> |
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324 | void once (int fd, int events, tstamp timeout) throw () |
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325 | { |
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326 | once (fd, events, timeout, simplest_func_thunk<cb>); |
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327 | } |
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328 | |
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329 | template<void (*cb)()> |
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330 | static void simplest_func_thunk (int revents, void *arg) |
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331 | { |
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332 | (*cb) |
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333 | (); |
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334 | } |
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335 | |
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336 | void feed_fd_event (int fd, int revents) throw () |
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337 | { |
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338 | ev_feed_fd_event (EV_AX_ fd, revents); |
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339 | } |
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340 | |
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341 | void feed_signal_event (int signum) throw () |
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342 | { |
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343 | ev_feed_signal_event (EV_AX_ signum); |
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344 | } |
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345 | |
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346 | #if EV_MULTIPLICITY |
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347 | struct ev_loop* EV_AX; |
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348 | #endif |
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349 | |
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350 | }; |
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351 | |
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352 | #if EV_MULTIPLICITY |
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353 | struct dynamic_loop : loop_ref |
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354 | { |
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355 | |
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356 | dynamic_loop (unsigned int flags = AUTO) throw (bad_loop) |
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357 | : loop_ref (ev_loop_new (flags)) |
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358 | { |
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359 | if (!EV_AX) |
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360 | throw bad_loop (); |
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361 | } |
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362 | |
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363 | ~dynamic_loop () throw () |
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364 | { |
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365 | ev_loop_destroy (EV_AX); |
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366 | EV_AX = 0; |
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367 | } |
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368 | |
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369 | private: |
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370 | |
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371 | dynamic_loop (const dynamic_loop &); |
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372 | |
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373 | dynamic_loop & operator= (const dynamic_loop &); |
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374 | |
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375 | }; |
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376 | #endif |
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377 | |
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378 | struct default_loop : loop_ref |
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379 | { |
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380 | default_loop (unsigned int flags = AUTO) throw (bad_loop) |
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381 | #if EV_MULTIPLICITY |
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382 | : loop_ref (ev_default_loop (flags)) |
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383 | #endif |
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384 | { |
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385 | if ( |
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386 | #if EV_MULTIPLICITY |
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387 | !EV_AX |
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388 | #else |
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389 | !ev_default_loop (flags) |
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390 | #endif |
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391 | ) |
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392 | throw bad_loop (); |
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393 | } |
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394 | |
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395 | private: |
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396 | default_loop (const default_loop &); |
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397 | default_loop &operator = (const default_loop &); |
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398 | }; |
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399 | |
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400 | inline loop_ref get_default_loop () throw () |
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401 | { |
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402 | #if EV_MULTIPLICITY |
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403 | return ev_default_loop (0); |
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404 | #else |
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405 | return loop_ref (); |
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406 | #endif |
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407 | } |
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408 | |
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409 | #undef EV_AX |
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410 | #undef EV_AX_ |
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411 | |
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412 | #undef EV_PX |
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413 | #undef EV_PX_ |
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414 | #if EV_MULTIPLICITY |
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415 | # define EV_PX loop_ref EV_A |
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416 | # define EV_PX_ loop_ref EV_A_ |
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417 | #else |
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418 | # define EV_PX |
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419 | # define EV_PX_ |
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420 | #endif |
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421 | |
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422 | template<class ev_watcher, class watcher> |
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423 | struct base : ev_watcher |
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424 | { |
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425 | #if EV_MULTIPLICITY |
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426 | EV_PX; |
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427 | |
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428 | // loop set |
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429 | void set (EV_P) throw () |
23 | { |
430 | { |
24 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<void (O2::*)(watcher &, int)>(meth))) |
431 | this->EV_A = EV_A; |
25 | (w, e); |
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26 | } |
432 | } |
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433 | #endif |
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434 | |
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435 | base (EV_PX) throw () |
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436 | #if EV_MULTIPLICITY |
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437 | : EV_A (EV_A) |
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438 | #endif |
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439 | { |
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440 | ev_init (this, 0); |
27 | }; |
441 | } |
28 | |
442 | |
29 | proxy_base *prxy; |
443 | void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw () |
30 | |
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31 | public: |
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32 | template<class O1, class O2> |
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33 | explicit callback (O1 *object, void (O2::*method)(watcher &, int)) |
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34 | { |
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35 | static proxy<O1,O2> p; |
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36 | obj = reinterpret_cast<void *>(object); |
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37 | meth = reinterpret_cast<void (object::*)(watcher &, int)>(method); |
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38 | prxy = &p; |
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39 | } |
444 | { |
40 | |
445 | this->data = (void *)data; |
41 | void call (watcher *w, int e) const |
446 | ev_set_cb (static_cast<ev_watcher *>(this), cb); |
42 | { |
447 | } |
43 | return prxy->call (obj, meth, *w, e); |
448 | |
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449 | // function callback |
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450 | template<void (*function)(watcher &w, int)> |
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451 | void set (void *data = 0) throw () |
44 | } |
452 | { |
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453 | set_ (data, function_thunk<function>); |
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454 | } |
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455 | |
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456 | template<void (*function)(watcher &w, int)> |
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457 | static void function_thunk (EV_P_ ev_watcher *w, int revents) |
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458 | { |
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459 | function |
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460 | (*static_cast<watcher *>(w), revents); |
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461 | } |
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462 | |
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463 | // method callback |
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464 | template<class K, void (K::*method)(watcher &w, int)> |
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465 | void set (K *object) throw () |
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466 | { |
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467 | set_ (object, method_thunk<K, method>); |
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468 | } |
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469 | |
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470 | // default method == operator () |
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471 | template<class K> |
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472 | void set (K *object) throw () |
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473 | { |
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474 | set_ (object, method_thunk<K, &K::operator ()>); |
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475 | } |
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476 | |
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477 | template<class K, void (K::*method)(watcher &w, int)> |
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478 | static void method_thunk (EV_P_ ev_watcher *w, int revents) |
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479 | { |
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480 | (static_cast<K *>(w->data)->*method) |
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481 | (*static_cast<watcher *>(w), revents); |
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482 | } |
|
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483 | |
|
|
484 | // no-argument callback |
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485 | template<class K, void (K::*method)()> |
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486 | void set (K *object) throw () |
|
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487 | { |
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488 | set_ (object, method_noargs_thunk<K, method>); |
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489 | } |
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490 | |
|
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491 | template<class K, void (K::*method)()> |
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492 | static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) |
|
|
493 | { |
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494 | (static_cast<K *>(w->data)->*method) |
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495 | (); |
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496 | } |
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497 | |
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498 | void operator ()(int events = EV_UNDEF) |
|
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499 | { |
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|
500 | return |
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501 | ev_cb (static_cast<ev_watcher *>(this)) |
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502 | (static_cast<ev_watcher *>(this), events); |
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503 | } |
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504 | |
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505 | bool is_active () const throw () |
|
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506 | { |
|
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507 | return ev_is_active (static_cast<const ev_watcher *>(this)); |
|
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508 | } |
|
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509 | |
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510 | bool is_pending () const throw () |
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511 | { |
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512 | return ev_is_pending (static_cast<const ev_watcher *>(this)); |
|
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513 | } |
|
|
514 | |
|
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515 | void feed_event (int revents) throw () |
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516 | { |
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517 | ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); |
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518 | } |
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519 | }; |
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520 | |
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521 | inline tstamp now () throw () |
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522 | { |
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523 | return ev_time (); |
45 | }; |
524 | } |
46 | |
525 | |
47 | #include "ev.h" |
526 | inline void delay (tstamp interval) throw () |
48 | |
|
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49 | typedef ev_tstamp tstamp; |
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50 | |
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51 | inline ev_tstamp now (EV_P) |
|
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52 | { |
527 | { |
53 | return ev_now (EV_A); |
528 | ev_sleep (interval); |
|
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529 | } |
|
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530 | |
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531 | inline int version_major () throw () |
|
|
532 | { |
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533 | return ev_version_major (); |
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|
534 | } |
|
|
535 | |
|
|
536 | inline int version_minor () throw () |
|
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537 | { |
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538 | return ev_version_minor (); |
|
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539 | } |
|
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540 | |
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|
541 | inline unsigned int supported_backends () throw () |
|
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542 | { |
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543 | return ev_supported_backends (); |
|
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544 | } |
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545 | |
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|
546 | inline unsigned int recommended_backends () throw () |
|
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547 | { |
|
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548 | return ev_recommended_backends (); |
|
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549 | } |
|
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550 | |
|
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551 | inline unsigned int embeddable_backends () throw () |
|
|
552 | { |
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553 | return ev_embeddable_backends (); |
|
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554 | } |
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555 | |
|
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556 | inline void set_allocator (void *(*cb)(void *ptr, long size)) throw () |
|
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557 | { |
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558 | ev_set_allocator (cb); |
|
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559 | } |
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560 | |
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561 | inline void set_syserr_cb (void (*cb)(const char *msg)) throw () |
|
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562 | { |
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563 | ev_set_syserr_cb (cb); |
54 | } |
564 | } |
55 | |
565 | |
56 | #if EV_MULTIPLICITY |
566 | #if EV_MULTIPLICITY |
57 | |
567 | #define EV_CONSTRUCT(cppstem,cstem) \ |
58 | #define EV_CONSTRUCT(cppstem) \ |
568 | (EV_PX = get_default_loop ()) throw () \ |
59 | EV_P; \ |
569 | : base<ev_ ## cstem, cppstem> (EV_A) \ |
60 | \ |
|
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61 | void set (EV_P) \ |
|
|
62 | { \ |
570 | { \ |
63 | this->EV_A = EV_A; \ |
571 | } |
64 | } \ |
|
|
65 | \ |
|
|
66 | template<class O1, class O2> \ |
|
|
67 | explicit cppstem (O1 *object, void (O2::*method)(cppstem &, int), EV_P = ev_default_loop (0)) \ |
|
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68 | : callback<cppstem> (object, method), EV_A (EV_A) |
|
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69 | |
|
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70 | #else |
572 | #else |
71 | |
573 | #define EV_CONSTRUCT(cppstem,cstem) \ |
72 | #define EV_CONSTRUCT(cppstem) \ |
574 | () throw () \ |
73 | template<class O1, class O2> \ |
575 | { \ |
74 | explicit cppstem (O1 *object, void (O2::*method)(cppstem &, int)) \ |
576 | } |
75 | : callback<cppstem> (object, method) |
|
|
76 | |
|
|
77 | #endif |
577 | #endif |
78 | |
578 | |
79 | /* using a template here would require quite a bit more lines, |
579 | /* using a template here would require quite a bit more lines, |
80 | * so a macro solution was chosen */ |
580 | * so a macro solution was chosen */ |
81 | #define EV_DECLARE_WATCHER(cppstem,cstem) \ |
581 | #define EV_BEGIN_WATCHER(cppstem,cstem) \ |
82 | \ |
582 | \ |
83 | extern "C" void cb_ ## cppstem (struct ev_ ## cstem *w, int revents); \ |
|
|
84 | \ |
|
|
85 | struct cppstem : ev_ ## cstem, callback<cppstem> \ |
583 | struct cppstem : base<ev_ ## cstem, cppstem> \ |
86 | { \ |
584 | { \ |
87 | EV_CONSTRUCT (cppstem) \ |
|
|
88 | { \ |
|
|
89 | ev_init (static_cast<ev_ ## cstem *>(this), cb_ ## cppstem); \ |
|
|
90 | } \ |
|
|
91 | \ |
|
|
92 | bool is_active () const \ |
|
|
93 | { \ |
|
|
94 | return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \ |
|
|
95 | } \ |
|
|
96 | \ |
|
|
97 | bool is_pending () const \ |
|
|
98 | { \ |
|
|
99 | return ev_is_pending (static_cast<const ev_ ## cstem *>(this)); \ |
|
|
100 | } \ |
|
|
101 | \ |
|
|
102 | void start () \ |
585 | void start () throw () \ |
103 | { \ |
586 | { \ |
104 | ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
587 | ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
105 | } \ |
588 | } \ |
106 | \ |
589 | \ |
107 | void stop () \ |
590 | void stop () throw () \ |
108 | { \ |
591 | { \ |
109 | ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
592 | ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
110 | } \ |
593 | } \ |
111 | \ |
594 | \ |
112 | void operator ()(int events = EV_UNDEF) \ |
595 | cppstem EV_CONSTRUCT(cppstem,cstem) \ |
|
|
596 | \ |
|
|
597 | ~cppstem () throw () \ |
113 | { \ |
598 | { \ |
114 | return call (this, events); \ |
599 | stop (); \ |
115 | } \ |
600 | } \ |
|
|
601 | \ |
|
|
602 | using base<ev_ ## cstem, cppstem>::set; \ |
116 | \ |
603 | \ |
117 | private: \ |
604 | private: \ |
118 | \ |
605 | \ |
119 | cppstem (const cppstem &o) \ |
606 | cppstem (const cppstem &o); \ |
120 | : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \ |
607 | \ |
121 | { /* disabled */ } \ |
608 | cppstem &operator =(const cppstem &o); \ |
122 | void operator =(const cppstem &o) { /* disabled */ } \ |
|
|
123 | \ |
609 | \ |
124 | public: |
610 | public: |
125 | |
611 | |
|
|
612 | #define EV_END_WATCHER(cppstem,cstem) \ |
|
|
613 | }; |
|
|
614 | |
126 | EV_DECLARE_WATCHER (io, io) |
615 | EV_BEGIN_WATCHER (io, io) |
127 | void set (int fd, int events) |
616 | void set (int fd, int events) throw () |
128 | { |
617 | { |
129 | int active = is_active (); |
618 | int active = is_active (); |
130 | if (active) stop (); |
619 | if (active) stop (); |
131 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
620 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
132 | if (active) start (); |
621 | if (active) start (); |
133 | } |
622 | } |
134 | |
623 | |
135 | void set (int events) |
624 | void set (int events) throw () |
136 | { |
625 | { |
137 | int active = is_active (); |
626 | int active = is_active (); |
138 | if (active) stop (); |
627 | if (active) stop (); |
139 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
628 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
140 | if (active) start (); |
629 | if (active) start (); |
141 | } |
630 | } |
142 | |
631 | |
143 | void start (int fd, int events) |
632 | void start (int fd, int events) throw () |
144 | { |
633 | { |
145 | set (fd, events); |
634 | set (fd, events); |
146 | start (); |
635 | start (); |
147 | } |
636 | } |
148 | }; |
637 | EV_END_WATCHER (io, io) |
149 | |
638 | |
150 | EV_DECLARE_WATCHER (timer, timer) |
639 | EV_BEGIN_WATCHER (timer, timer) |
151 | void set (ev_tstamp after, ev_tstamp repeat = 0.) |
640 | void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
152 | { |
641 | { |
153 | int active = is_active (); |
642 | int active = is_active (); |
154 | if (active) stop (); |
643 | if (active) stop (); |
155 | ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
644 | ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
156 | if (active) start (); |
645 | if (active) start (); |
157 | } |
646 | } |
158 | |
647 | |
159 | void start (ev_tstamp after, ev_tstamp repeat = 0.) |
648 | void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
160 | { |
649 | { |
161 | set (after, repeat); |
650 | set (after, repeat); |
162 | start (); |
651 | start (); |
163 | } |
652 | } |
164 | |
653 | |
165 | void again () |
654 | void again () throw () |
166 | { |
655 | { |
167 | ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
656 | ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
168 | } |
657 | } |
169 | }; |
|
|
170 | |
658 | |
|
|
659 | ev_tstamp remaining () |
|
|
660 | { |
|
|
661 | return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this)); |
|
|
662 | } |
|
|
663 | EV_END_WATCHER (timer, timer) |
|
|
664 | |
|
|
665 | #if EV_PERIODIC_ENABLE |
171 | EV_DECLARE_WATCHER (periodic, periodic) |
666 | EV_BEGIN_WATCHER (periodic, periodic) |
172 | void set (ev_tstamp at, ev_tstamp interval = 0.) |
667 | void set (ev_tstamp at, ev_tstamp interval = 0.) throw () |
173 | { |
668 | { |
174 | int active = is_active (); |
669 | int active = is_active (); |
175 | if (active) stop (); |
670 | if (active) stop (); |
176 | ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
671 | ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
177 | if (active) start (); |
672 | if (active) start (); |
178 | } |
673 | } |
179 | |
674 | |
180 | void start (ev_tstamp at, ev_tstamp interval = 0.) |
675 | void start (ev_tstamp at, ev_tstamp interval = 0.) throw () |
181 | { |
676 | { |
182 | set (at, interval); |
677 | set (at, interval); |
183 | start (); |
678 | start (); |
184 | } |
679 | } |
185 | |
680 | |
186 | void again () |
681 | void again () throw () |
187 | { |
682 | { |
188 | ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
683 | ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
189 | } |
684 | } |
190 | }; |
685 | EV_END_WATCHER (periodic, periodic) |
|
|
686 | #endif |
191 | |
687 | |
192 | EV_DECLARE_WATCHER (idle, idle) |
688 | #if EV_SIGNAL_ENABLE |
193 | }; |
|
|
194 | |
|
|
195 | EV_DECLARE_WATCHER (prepare, prepare) |
|
|
196 | }; |
|
|
197 | |
|
|
198 | EV_DECLARE_WATCHER (check, check) |
|
|
199 | }; |
|
|
200 | |
|
|
201 | EV_DECLARE_WATCHER (sig, signal) |
689 | EV_BEGIN_WATCHER (sig, signal) |
202 | void set (int signum) |
690 | void set (int signum) throw () |
203 | { |
691 | { |
204 | int active = is_active (); |
692 | int active = is_active (); |
205 | if (active) stop (); |
693 | if (active) stop (); |
206 | ev_signal_set (static_cast<ev_signal *>(this), signum); |
694 | ev_signal_set (static_cast<ev_signal *>(this), signum); |
207 | if (active) start (); |
695 | if (active) start (); |
208 | } |
696 | } |
209 | |
697 | |
210 | void start (int signum) |
698 | void start (int signum) throw () |
211 | { |
699 | { |
212 | set (signum); |
700 | set (signum); |
213 | start (); |
701 | start (); |
214 | } |
702 | } |
215 | }; |
703 | EV_END_WATCHER (sig, signal) |
|
|
704 | #endif |
216 | |
705 | |
|
|
706 | #if EV_CHILD_ENABLE |
217 | EV_DECLARE_WATCHER (child, child) |
707 | EV_BEGIN_WATCHER (child, child) |
218 | void set (int pid) |
708 | void set (int pid, int trace = 0) throw () |
219 | { |
709 | { |
220 | int active = is_active (); |
710 | int active = is_active (); |
221 | if (active) stop (); |
711 | if (active) stop (); |
222 | ev_child_set (static_cast<ev_child *>(this), pid); |
712 | ev_child_set (static_cast<ev_child *>(this), pid, trace); |
223 | if (active) start (); |
713 | if (active) start (); |
224 | } |
714 | } |
225 | |
715 | |
226 | void start (int pid) |
716 | void start (int pid, int trace = 0) throw () |
227 | { |
717 | { |
228 | set (pid); |
718 | set (pid, trace); |
229 | start (); |
719 | start (); |
230 | } |
720 | } |
231 | }; |
721 | EV_END_WATCHER (child, child) |
|
|
722 | #endif |
232 | |
723 | |
|
|
724 | #if EV_STAT_ENABLE |
|
|
725 | EV_BEGIN_WATCHER (stat, stat) |
|
|
726 | void set (const char *path, ev_tstamp interval = 0.) throw () |
|
|
727 | { |
|
|
728 | int active = is_active (); |
|
|
729 | if (active) stop (); |
|
|
730 | ev_stat_set (static_cast<ev_stat *>(this), path, interval); |
|
|
731 | if (active) start (); |
|
|
732 | } |
|
|
733 | |
|
|
734 | void start (const char *path, ev_tstamp interval = 0.) throw () |
|
|
735 | { |
|
|
736 | stop (); |
|
|
737 | set (path, interval); |
|
|
738 | start (); |
|
|
739 | } |
|
|
740 | |
|
|
741 | void update () throw () |
|
|
742 | { |
|
|
743 | ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); |
|
|
744 | } |
|
|
745 | EV_END_WATCHER (stat, stat) |
|
|
746 | #endif |
|
|
747 | |
|
|
748 | #if EV_IDLE_ENABLE |
|
|
749 | EV_BEGIN_WATCHER (idle, idle) |
|
|
750 | void set () throw () { } |
|
|
751 | EV_END_WATCHER (idle, idle) |
|
|
752 | #endif |
|
|
753 | |
|
|
754 | #if EV_PREPARE_ENABLE |
|
|
755 | EV_BEGIN_WATCHER (prepare, prepare) |
|
|
756 | void set () throw () { } |
|
|
757 | EV_END_WATCHER (prepare, prepare) |
|
|
758 | #endif |
|
|
759 | |
|
|
760 | #if EV_CHECK_ENABLE |
|
|
761 | EV_BEGIN_WATCHER (check, check) |
|
|
762 | void set () throw () { } |
|
|
763 | EV_END_WATCHER (check, check) |
|
|
764 | #endif |
|
|
765 | |
|
|
766 | #if EV_EMBED_ENABLE |
|
|
767 | EV_BEGIN_WATCHER (embed, embed) |
|
|
768 | void set (struct ev_loop *embedded_loop) throw () |
|
|
769 | { |
|
|
770 | int active = is_active (); |
|
|
771 | if (active) stop (); |
|
|
772 | ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
|
|
773 | if (active) start (); |
|
|
774 | } |
|
|
775 | |
|
|
776 | void start (struct ev_loop *embedded_loop) throw () |
|
|
777 | { |
|
|
778 | set (embedded_loop); |
|
|
779 | start (); |
|
|
780 | } |
|
|
781 | |
|
|
782 | void sweep () |
|
|
783 | { |
|
|
784 | ev_embed_sweep (EV_A_ static_cast<ev_embed *>(this)); |
|
|
785 | } |
|
|
786 | EV_END_WATCHER (embed, embed) |
|
|
787 | #endif |
|
|
788 | |
|
|
789 | #if EV_FORK_ENABLE |
|
|
790 | EV_BEGIN_WATCHER (fork, fork) |
|
|
791 | void set () throw () { } |
|
|
792 | EV_END_WATCHER (fork, fork) |
|
|
793 | #endif |
|
|
794 | |
|
|
795 | #if EV_ASYNC_ENABLE |
|
|
796 | EV_BEGIN_WATCHER (async, async) |
|
|
797 | void send () throw () |
|
|
798 | { |
|
|
799 | ev_async_send (EV_A_ static_cast<ev_async *>(this)); |
|
|
800 | } |
|
|
801 | |
|
|
802 | bool async_pending () throw () |
|
|
803 | { |
|
|
804 | return ev_async_pending (static_cast<ev_async *>(this)); |
|
|
805 | } |
|
|
806 | EV_END_WATCHER (async, async) |
|
|
807 | #endif |
|
|
808 | |
|
|
809 | #undef EV_PX |
|
|
810 | #undef EV_PX_ |
233 | #undef EV_CONSTRUCT |
811 | #undef EV_CONSTRUCT |
|
|
812 | #undef EV_BEGIN_WATCHER |
234 | #undef EV_DECLARE_WATCHER |
813 | #undef EV_END_WATCHER |
235 | } |
814 | } |
236 | |
815 | |
237 | #endif |
816 | #endif |
238 | |
817 | |