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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 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 | |
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43 | #ifdef EV_H |
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44 | # include EV_H |
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45 | #else |
4 | #include "ev.h" |
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 |
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10 | { |
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11 | struct klass; // it is vital that this is never defined |
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12 | |
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13 | klass *o; |
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14 | void (klass::*m)(watcher &, int); |
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15 | |
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16 | public: |
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17 | template<class O1, class O2> |
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18 | explicit callback (O1 *object, void (O2::*method)(watcher &, int)) |
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19 | { |
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20 | o = reinterpret_cast<klass *>(object); |
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21 | m = reinterpret_cast<void (klass::*)(watcher &, int)>(method); |
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22 | } |
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23 | |
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24 | // this works because a standards-compliant C++ compiler |
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25 | // basically can't help it: it doesn't have the knowledge |
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26 | // required to miscompile (klass is not defined anywhere |
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27 | // and nothing is known about the constructor arguments) :) |
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28 | void call (watcher *w, int revents) |
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29 | { |
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30 | (o->*m) (*w, revents); |
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31 | } |
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32 | }; |
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33 | |
60 | |
34 | enum { |
61 | enum { |
35 | UNDEF = EV_UNDEF, |
62 | UNDEF = EV_UNDEF, |
36 | NONE = EV_NONE, |
63 | NONE = EV_NONE, |
37 | READ = EV_READ, |
64 | READ = EV_READ, |
… | |
… | |
43 | STAT = EV_STAT, |
70 | STAT = EV_STAT, |
44 | IDLE = EV_IDLE, |
71 | IDLE = EV_IDLE, |
45 | CHECK = EV_CHECK, |
72 | CHECK = EV_CHECK, |
46 | PREPARE = EV_PREPARE, |
73 | PREPARE = EV_PREPARE, |
47 | FORK = EV_FORK, |
74 | FORK = EV_FORK, |
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75 | ASYNC = EV_ASYNC, |
48 | EMBED = EV_EMBED, |
76 | EMBED = EV_EMBED, |
49 | ERROR = EV_ERROR, |
77 | ERROR = EV_ERROR, |
50 | }; |
78 | }; |
51 | |
79 | |
52 | typedef ev_tstamp tstamp; |
80 | enum |
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81 | { |
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82 | AUTO = EVFLAG_AUTO, |
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83 | NOENV = EVFLAG_NOENV, |
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84 | FORKCHECK = EVFLAG_FORKCHECK, |
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85 | SELECT = EVBACKEND_SELECT, |
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86 | POLL = EVBACKEND_POLL, |
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87 | EPOLL = EVBACKEND_EPOLL, |
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88 | KQUEUE = EVBACKEND_KQUEUE, |
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89 | DEVPOLL = EVBACKEND_DEVPOLL, |
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90 | PORT = EVBACKEND_PORT |
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91 | }; |
53 | |
92 | |
54 | inline ev_tstamp now (EV_P) |
93 | enum |
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94 | { |
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95 | NONBLOCK = EVLOOP_NONBLOCK, |
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96 | ONESHOT = EVLOOP_ONESHOT |
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97 | }; |
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98 | |
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99 | enum how_t |
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100 | { |
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101 | ONE = EVUNLOOP_ONE, |
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102 | ALL = EVUNLOOP_ALL |
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103 | }; |
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104 | |
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105 | struct bad_loop |
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106 | #if EV_USE_STDEXCEPT |
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107 | : std::runtime_error |
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108 | #endif |
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109 | { |
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110 | #if EV_USE_STDEXCEPT |
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111 | bad_loop () |
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112 | : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?") |
55 | { |
113 | { |
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114 | } |
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115 | #endif |
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116 | }; |
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117 | |
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118 | #ifdef EV_AX |
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119 | # undef EV_AX |
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120 | #endif |
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121 | |
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122 | #ifdef EV_AX_ |
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123 | # undef EV_AX_ |
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124 | #endif |
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125 | |
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126 | #if EV_MULTIPLICITY |
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127 | # define EV_AX raw_loop |
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128 | # define EV_AX_ raw_loop, |
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129 | #else |
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130 | # define EV_AX |
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131 | # define EV_AX_ |
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132 | #endif |
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133 | |
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134 | struct loop_ref |
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135 | { |
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136 | loop_ref (EV_P) throw () |
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137 | #if EV_MULTIPLICITY |
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138 | : EV_AX (EV_A) |
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139 | #endif |
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140 | { |
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141 | } |
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142 | |
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143 | bool operator == (const loop_ref &other) const throw () |
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144 | { |
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145 | #if EV_MULTIPLICITY |
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146 | return EV_AX == other.EV_AX; |
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147 | #else |
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148 | return true; |
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149 | #endif |
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150 | } |
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151 | |
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152 | bool operator != (const loop_ref &other) const throw () |
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153 | { |
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154 | #if EV_MULTIPLICITY |
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155 | return ! (*this == other); |
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156 | #else |
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157 | return false; |
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158 | #endif |
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159 | } |
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160 | |
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161 | #if EV_MULTIPLICITY |
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162 | bool operator == (struct ev_loop *other) const throw () |
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163 | { |
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164 | return this->EV_AX == other; |
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165 | } |
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166 | |
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167 | bool operator != (struct ev_loop *other) const throw () |
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168 | { |
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169 | return ! (*this == other); |
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170 | } |
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171 | |
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172 | bool operator == (const struct ev_loop *other) const throw () |
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173 | { |
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174 | return this->EV_AX == other; |
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175 | } |
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176 | |
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177 | bool operator != (const struct ev_loop *other) const throw () |
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178 | { |
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179 | return (*this == other); |
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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 | void loop (int flags = 0) |
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199 | { |
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200 | ev_loop (EV_AX_ flags); |
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201 | } |
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202 | |
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203 | void unloop (how_t how = ONE) throw () |
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204 | { |
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205 | ev_unloop (EV_AX_ how); |
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206 | } |
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207 | |
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208 | void post_fork () throw () |
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209 | { |
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210 | #if EV_MULTIPLICITY |
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211 | ev_loop_fork (EV_AX); |
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212 | #else |
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213 | ev_default_fork (); |
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214 | #endif |
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215 | } |
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216 | |
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217 | unsigned int count () const throw () |
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218 | { |
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219 | return ev_loop_count (EV_AX); |
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220 | } |
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221 | |
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222 | unsigned int backend () const throw () |
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223 | { |
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224 | return ev_backend (EV_AX); |
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225 | } |
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226 | |
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227 | tstamp now () const throw () |
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228 | { |
56 | return ev_now (EV_A); |
229 | return ev_now (EV_AX); |
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230 | } |
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231 | |
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232 | void ref () throw () |
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233 | { |
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234 | ev_ref (EV_AX); |
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235 | } |
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236 | |
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237 | void unref () throw () |
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238 | { |
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239 | ev_unref (EV_AX); |
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240 | } |
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241 | |
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242 | void set_io_collect_interval (tstamp interval) throw () |
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243 | { |
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244 | ev_set_io_collect_interval (EV_AX_ interval); |
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245 | } |
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246 | |
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247 | void set_timeout_collect_interval (tstamp interval) throw () |
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248 | { |
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249 | ev_set_timeout_collect_interval (EV_AX_ interval); |
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250 | } |
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251 | |
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252 | // function callback |
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253 | void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) throw () |
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254 | { |
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255 | ev_once (EV_AX_ fd, events, timeout, cb, arg); |
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256 | } |
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257 | |
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258 | // method callback |
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259 | template<class K, void (K::*method)(int)> |
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260 | void once (int fd, int events, tstamp timeout, K *object) throw () |
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261 | { |
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262 | once (fd, events, timeout, method_thunk<K, method>, object); |
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263 | } |
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264 | |
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265 | template<class K, void (K::*method)(int)> |
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266 | static void method_thunk (int revents, void* arg) |
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267 | { |
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268 | K *obj = static_cast<K *>(arg); |
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269 | (obj->*method) (revents); |
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270 | } |
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271 | |
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272 | // const method callback |
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273 | template<class K, void (K::*method)(int) const> |
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274 | void once (int fd, int events, tstamp timeout, const K *object) throw () |
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275 | { |
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276 | once (fd, events, timeout, const_method_thunk<K, method>, object); |
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277 | } |
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278 | |
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279 | template<class K, void (K::*method)(int) const> |
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280 | static void const_method_thunk (int revents, void* arg) |
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281 | { |
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282 | K *obj = static_cast<K *>(arg); |
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283 | (obj->*method) (revents); |
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284 | } |
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285 | |
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286 | // simple method callback |
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287 | template<class K, void (K::*method)()> |
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288 | void once (int fd, int events, tstamp timeout, K *object) throw () |
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289 | { |
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290 | once (fd, events, timeout, method_noargs_thunk<K, method>, object); |
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291 | } |
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292 | |
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293 | template<class K, void (K::*method)()> |
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294 | static void method_noargs_thunk (int revents, void* arg) |
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295 | { |
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296 | K *obj = static_cast<K *>(arg); |
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297 | (obj->*method) (); |
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298 | } |
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299 | |
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300 | // simpler function callback |
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301 | template<void (*cb)(int)> |
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302 | void once (int fd, int events, tstamp timeout) throw () |
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303 | { |
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304 | once (fd, events, timeout, simpler_func_thunk<cb>); |
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305 | } |
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306 | |
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307 | template<void (*cb)(int)> |
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308 | static void simpler_func_thunk (int revents, void* arg) |
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309 | { |
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310 | (*cb) (revents); |
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311 | } |
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312 | |
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313 | // simplest function callback |
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314 | template<void (*cb)()> |
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315 | void once (int fd, int events, tstamp timeout) throw () |
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316 | { |
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317 | once (fd, events, timeout, simplest_func_thunk<cb>); |
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318 | } |
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319 | |
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320 | template<void (*cb)()> |
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321 | static void simplest_func_thunk (int revents, void* arg) |
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322 | { |
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323 | (*cb) (); |
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324 | } |
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325 | |
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326 | void feed_fd_event (int fd, int revents) throw () |
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327 | { |
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328 | ev_feed_fd_event (EV_AX_ fd, revents); |
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329 | } |
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330 | |
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331 | void feed_signal_event (int signum) throw () |
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332 | { |
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333 | ev_feed_signal_event (EV_AX_ signum); |
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334 | } |
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335 | |
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336 | #if EV_MULTIPLICITY |
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337 | struct ev_loop* EV_AX; |
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338 | #endif |
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339 | |
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340 | }; |
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341 | |
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342 | #if EV_MULTIPLICITY |
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343 | struct dynamic_loop : loop_ref |
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344 | { |
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345 | |
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346 | dynamic_loop (unsigned int flags = AUTO) throw (bad_loop) |
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347 | : loop_ref (ev_loop_new (flags)) |
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348 | { |
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349 | if (!EV_AX) |
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350 | throw bad_loop (); |
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351 | } |
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352 | |
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353 | ~dynamic_loop () throw () |
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354 | { |
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355 | ev_loop_destroy (EV_AX); |
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356 | EV_AX = 0; |
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357 | } |
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358 | |
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359 | private: |
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360 | |
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361 | dynamic_loop (const dynamic_loop &); |
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362 | |
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363 | dynamic_loop & operator= (const dynamic_loop &); |
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364 | |
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365 | }; |
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366 | #endif |
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367 | |
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368 | struct default_loop : loop_ref |
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369 | { |
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370 | default_loop (unsigned int flags = AUTO) throw (bad_loop) |
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371 | #if EV_MULTIPLICITY |
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372 | : loop_ref (ev_default_loop (flags)) |
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373 | #endif |
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374 | { |
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375 | if ( |
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376 | #if EV_MULTIPLICITY |
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377 | !EV_AX |
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378 | #else |
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379 | !ev_default_loop (flags) |
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380 | #endif |
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381 | ) |
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382 | throw bad_loop (); |
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383 | } |
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384 | |
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385 | ~default_loop () throw () |
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386 | { |
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387 | ev_default_destroy (); |
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388 | } |
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389 | |
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390 | private: |
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391 | default_loop (const default_loop &); |
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392 | default_loop &operator = (const default_loop &); |
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393 | }; |
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394 | |
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395 | inline loop_ref get_default_loop () throw () |
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396 | { |
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397 | #if EV_MULTIPLICITY |
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398 | return ev_default_loop (0); |
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399 | #else |
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400 | return loop_ref (); |
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401 | #endif |
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402 | } |
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403 | |
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404 | #undef EV_AX |
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405 | #undef EV_AX_ |
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406 | |
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407 | #undef EV_PX |
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408 | #undef EV_PX_ |
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409 | #if EV_MULTIPLICITY |
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410 | # define EV_PX loop_ref EV_A |
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411 | # define EV_PX_ loop_ref EV_A_ |
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412 | #else |
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413 | # define EV_PX |
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414 | # define EV_PX_ |
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415 | #endif |
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416 | |
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417 | template<class ev_watcher, class watcher> |
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418 | struct base : ev_watcher |
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419 | { |
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420 | #if EV_MULTIPLICITY |
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421 | EV_PX; |
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422 | |
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423 | void set (EV_PX) throw () |
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424 | { |
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425 | this->EV_A = EV_A; |
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426 | } |
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427 | #endif |
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428 | |
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429 | base (EV_PX) throw () |
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430 | #if EV_MULTIPLICITY |
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431 | : EV_A (EV_A) |
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432 | #endif |
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433 | { |
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434 | ev_init (this, 0); |
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435 | } |
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436 | |
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437 | void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw () |
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438 | { |
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439 | this->data = data; |
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440 | ev_set_cb (static_cast<ev_watcher *>(this), cb); |
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441 | } |
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442 | |
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443 | // method callback |
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444 | template<class K, void (K::*method)(watcher &w, int)> |
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445 | void set (K *object) throw () |
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446 | { |
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447 | set_ (object, method_thunk<K, method>); |
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448 | } |
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449 | |
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450 | template<class K, void (K::*method)(watcher &w, int)> |
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451 | static void method_thunk (EV_P_ ev_watcher *w, int revents) |
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452 | { |
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453 | K *obj = static_cast<K *>(w->data); |
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454 | (obj->*method) (*static_cast<watcher *>(w), revents); |
|
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455 | } |
|
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456 | |
|
|
457 | // const method callback |
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458 | template<class K, void (K::*method)(watcher &w, int) const> |
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459 | void set (const K *object) throw () |
|
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460 | { |
|
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461 | set_ (object, const_method_thunk<K, method>); |
|
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462 | } |
|
|
463 | |
|
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464 | template<class K, void (K::*method)(watcher &w, int) const> |
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465 | static void const_method_thunk (EV_P_ ev_watcher *w, int revents) |
|
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466 | { |
|
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467 | K *obj = static_cast<K *>(w->data); |
|
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468 | (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents); |
|
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469 | } |
|
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470 | |
|
|
471 | // function callback |
|
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472 | template<void (*function)(watcher &w, int)> |
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473 | void set (void *data = 0) throw () |
|
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474 | { |
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475 | set_ (data, function_thunk<function>); |
|
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476 | } |
|
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477 | |
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478 | template<void (*function)(watcher &w, int)> |
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479 | static void function_thunk (EV_P_ ev_watcher *w, int revents) |
|
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480 | { |
|
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481 | function (*static_cast<watcher *>(w), revents); |
|
|
482 | } |
|
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483 | |
|
|
484 | // simple callback |
|
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485 | template<class K, void (K::*method)()> |
|
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486 | void set (K *object) throw () |
|
|
487 | { |
|
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488 | set_ (object, method_noargs_thunk<K, method>); |
|
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489 | } |
|
|
490 | |
|
|
491 | template<class K, void (K::*method)()> |
|
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492 | static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) |
|
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493 | { |
|
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494 | K *obj = static_cast<K *>(w->data); |
|
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495 | (obj->*method) (); |
|
|
496 | } |
|
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497 | |
|
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498 | void operator ()(int events = EV_UNDEF) |
|
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499 | { |
|
|
500 | return ev_cb (static_cast<ev_watcher *>(this)) |
|
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501 | (static_cast<ev_watcher *>(this), events); |
|
|
502 | } |
|
|
503 | |
|
|
504 | bool is_active () const throw () |
|
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505 | { |
|
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506 | return ev_is_active (static_cast<const ev_watcher *>(this)); |
|
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507 | } |
|
|
508 | |
|
|
509 | bool is_pending () const throw () |
|
|
510 | { |
|
|
511 | return ev_is_pending (static_cast<const ev_watcher *>(this)); |
|
|
512 | } |
|
|
513 | |
|
|
514 | void feed_event (int revents) throw () |
|
|
515 | { |
|
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516 | ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); |
|
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517 | } |
|
|
518 | }; |
|
|
519 | |
|
|
520 | inline tstamp now () throw () |
|
|
521 | { |
|
|
522 | return ev_time (); |
|
|
523 | } |
|
|
524 | |
|
|
525 | inline void delay (tstamp interval) throw () |
|
|
526 | { |
|
|
527 | ev_sleep (interval); |
|
|
528 | } |
|
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529 | |
|
|
530 | inline int version_major () throw () |
|
|
531 | { |
|
|
532 | return ev_version_major (); |
|
|
533 | } |
|
|
534 | |
|
|
535 | inline int version_minor () throw () |
|
|
536 | { |
|
|
537 | return ev_version_minor (); |
|
|
538 | } |
|
|
539 | |
|
|
540 | inline unsigned int supported_backends () throw () |
|
|
541 | { |
|
|
542 | return ev_supported_backends (); |
|
|
543 | } |
|
|
544 | |
|
|
545 | inline unsigned int recommended_backends () throw () |
|
|
546 | { |
|
|
547 | return ev_recommended_backends (); |
|
|
548 | } |
|
|
549 | |
|
|
550 | inline unsigned int embeddable_backends () throw () |
|
|
551 | { |
|
|
552 | return ev_embeddable_backends (); |
|
|
553 | } |
|
|
554 | |
|
|
555 | inline void set_allocator (void *(*cb)(void *ptr, long size)) throw () |
|
|
556 | { |
|
|
557 | ev_set_allocator (cb); |
|
|
558 | } |
|
|
559 | |
|
|
560 | inline void set_syserr_cb (void (*cb)(const char *msg)) throw () |
|
|
561 | { |
|
|
562 | ev_set_syserr_cb (cb); |
57 | } |
563 | } |
58 | |
564 | |
59 | #if EV_MULTIPLICITY |
565 | #if EV_MULTIPLICITY |
60 | |
566 | #define EV_CONSTRUCT(cppstem,cstem) \ |
61 | #define EV_CONSTRUCT(cppstem) \ |
567 | (EV_PX = get_default_loop ()) throw () \ |
62 | EV_P; \ |
568 | : base<ev_ ## cstem, cppstem> (EV_A) \ |
63 | \ |
|
|
64 | void set (EV_P) \ |
|
|
65 | { \ |
569 | { \ |
66 | this->EV_A = EV_A; \ |
570 | } |
67 | } \ |
|
|
68 | \ |
|
|
69 | template<class O1, class O2> \ |
|
|
70 | explicit cppstem (O1 *object, void (O2::*method)(cppstem &, int), EV_P = ev_default_loop (0)) \ |
|
|
71 | : callback<cppstem> (object, method), EV_A (EV_A) |
|
|
72 | |
|
|
73 | #else |
571 | #else |
74 | |
572 | #define EV_CONSTRUCT(cppstem,cstem) \ |
75 | #define EV_CONSTRUCT(cppstem) \ |
573 | () throw () \ |
76 | template<class O1, class O2> \ |
574 | { \ |
77 | explicit cppstem (O1 *object, void (O2::*method)(cppstem &, int)) \ |
575 | } |
78 | : callback<cppstem> (object, method) |
|
|
79 | |
|
|
80 | #endif |
576 | #endif |
81 | |
577 | |
82 | /* using a template here would require quite a bit more lines, |
578 | /* using a template here would require quite a bit more lines, |
83 | * so a macro solution was chosen */ |
579 | * so a macro solution was chosen */ |
84 | #define EV_BEGIN_WATCHER(cppstem,cstem) \ |
580 | #define EV_BEGIN_WATCHER(cppstem,cstem) \ |
85 | \ |
581 | \ |
86 | struct cppstem : ev_ ## cstem, callback<cppstem> \ |
582 | struct cppstem : base<ev_ ## cstem, cppstem> \ |
87 | { \ |
583 | { \ |
88 | EV_CONSTRUCT (cppstem) \ |
|
|
89 | { \ |
|
|
90 | ev_init (static_cast<ev_ ## cstem *>(this), thunk); \ |
|
|
91 | } \ |
|
|
92 | \ |
|
|
93 | bool is_active () const \ |
|
|
94 | { \ |
|
|
95 | return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \ |
|
|
96 | } \ |
|
|
97 | \ |
|
|
98 | bool is_pending () const \ |
|
|
99 | { \ |
|
|
100 | return ev_is_pending (static_cast<const ev_ ## cstem *>(this)); \ |
|
|
101 | } \ |
|
|
102 | \ |
|
|
103 | void start () \ |
584 | void start () throw () \ |
104 | { \ |
585 | { \ |
105 | ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
586 | ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
106 | } \ |
587 | } \ |
107 | \ |
588 | \ |
108 | void stop () \ |
589 | void stop () throw () \ |
109 | { \ |
590 | { \ |
110 | ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
591 | ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
111 | } \ |
592 | } \ |
112 | \ |
593 | \ |
113 | void operator ()(int events = EV_UNDEF) \ |
594 | cppstem EV_CONSTRUCT(cppstem,cstem) \ |
114 | { \ |
|
|
115 | return call (this, events); \ |
|
|
116 | } \ |
|
|
117 | \ |
595 | \ |
118 | ~cppstem () \ |
596 | ~cppstem () throw () \ |
119 | { \ |
597 | { \ |
120 | stop (); \ |
598 | stop (); \ |
121 | } \ |
599 | } \ |
122 | \ |
600 | \ |
|
|
601 | using base<ev_ ## cstem, cppstem>::set; \ |
|
|
602 | \ |
123 | private: \ |
603 | private: \ |
124 | \ |
604 | \ |
125 | cppstem (const cppstem &o) \ |
605 | cppstem (const cppstem &o); \ |
126 | : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \ |
|
|
127 | { /* disabled */ } \ |
|
|
128 | \ |
606 | \ |
129 | void operator =(const cppstem &o) { /* disabled */ } \ |
607 | cppstem &operator =(const cppstem &o); \ |
130 | \ |
|
|
131 | static void thunk (EV_P_ struct ev_ ## cstem *w, int revents) \ |
|
|
132 | { \ |
|
|
133 | (*static_cast<cppstem *>(w))(revents); \ |
|
|
134 | } \ |
|
|
135 | \ |
608 | \ |
136 | public: |
609 | public: |
137 | |
610 | |
138 | #define EV_END_WATCHER(cppstem,cstem) \ |
611 | #define EV_END_WATCHER(cppstem,cstem) \ |
139 | }; |
612 | }; |
140 | |
613 | |
141 | EV_BEGIN_WATCHER (io, io) |
614 | EV_BEGIN_WATCHER (io, io) |
142 | void set (int fd, int events) |
615 | void set (int fd, int events) throw () |
143 | { |
616 | { |
144 | int active = is_active (); |
617 | int active = is_active (); |
145 | if (active) stop (); |
618 | if (active) stop (); |
146 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
619 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
147 | if (active) start (); |
620 | if (active) start (); |
148 | } |
621 | } |
149 | |
622 | |
150 | void set (int events) |
623 | void set (int events) throw () |
151 | { |
624 | { |
152 | int active = is_active (); |
625 | int active = is_active (); |
153 | if (active) stop (); |
626 | if (active) stop (); |
154 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
627 | ev_io_set (static_cast<ev_io *>(this), fd, events); |
155 | if (active) start (); |
628 | if (active) start (); |
156 | } |
629 | } |
157 | |
630 | |
158 | void start (int fd, int events) |
631 | void start (int fd, int events) throw () |
159 | { |
632 | { |
160 | set (fd, events); |
633 | set (fd, events); |
161 | start (); |
634 | start (); |
162 | } |
635 | } |
163 | EV_END_WATCHER (io, io) |
636 | EV_END_WATCHER (io, io) |
164 | |
637 | |
165 | EV_BEGIN_WATCHER (timer, timer) |
638 | EV_BEGIN_WATCHER (timer, timer) |
166 | void set (ev_tstamp after, ev_tstamp repeat = 0.) |
639 | void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
167 | { |
640 | { |
168 | int active = is_active (); |
641 | int active = is_active (); |
169 | if (active) stop (); |
642 | if (active) stop (); |
170 | ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
643 | ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
171 | if (active) start (); |
644 | if (active) start (); |
172 | } |
645 | } |
173 | |
646 | |
174 | void start (ev_tstamp after, ev_tstamp repeat = 0.) |
647 | void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
175 | { |
648 | { |
176 | set (after, repeat); |
649 | set (after, repeat); |
177 | start (); |
650 | start (); |
178 | } |
651 | } |
179 | |
652 | |
180 | void again () |
653 | void again () throw () |
181 | { |
654 | { |
182 | ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
655 | ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
183 | } |
656 | } |
184 | EV_END_WATCHER (timer, timer) |
657 | EV_END_WATCHER (timer, timer) |
185 | |
658 | |
186 | #if EV_PERIODIC_ENABLE |
659 | #if EV_PERIODIC_ENABLE |
187 | EV_BEGIN_WATCHER (periodic, periodic) |
660 | EV_BEGIN_WATCHER (periodic, periodic) |
188 | void set (ev_tstamp at, ev_tstamp interval = 0.) |
661 | void set (ev_tstamp at, ev_tstamp interval = 0.) throw () |
189 | { |
662 | { |
190 | int active = is_active (); |
663 | int active = is_active (); |
191 | if (active) stop (); |
664 | if (active) stop (); |
192 | ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
665 | ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
193 | if (active) start (); |
666 | if (active) start (); |
194 | } |
667 | } |
195 | |
668 | |
196 | void start (ev_tstamp at, ev_tstamp interval = 0.) |
669 | void start (ev_tstamp at, ev_tstamp interval = 0.) throw () |
197 | { |
670 | { |
198 | set (at, interval); |
671 | set (at, interval); |
199 | start (); |
672 | start (); |
200 | } |
673 | } |
201 | |
674 | |
202 | void again () |
675 | void again () throw () |
203 | { |
676 | { |
204 | ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
677 | ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
205 | } |
678 | } |
206 | EV_END_WATCHER (periodic, periodic) |
679 | EV_END_WATCHER (periodic, periodic) |
207 | #endif |
680 | #endif |
208 | |
681 | |
209 | EV_BEGIN_WATCHER (sig, signal) |
682 | EV_BEGIN_WATCHER (sig, signal) |
210 | void set (int signum) |
683 | void set (int signum) throw () |
211 | { |
684 | { |
212 | int active = is_active (); |
685 | int active = is_active (); |
213 | if (active) stop (); |
686 | if (active) stop (); |
214 | ev_signal_set (static_cast<ev_signal *>(this), signum); |
687 | ev_signal_set (static_cast<ev_signal *>(this), signum); |
215 | if (active) start (); |
688 | if (active) start (); |
216 | } |
689 | } |
217 | |
690 | |
218 | void start (int signum) |
691 | void start (int signum) throw () |
219 | { |
692 | { |
220 | set (signum); |
693 | set (signum); |
221 | start (); |
694 | start (); |
222 | } |
695 | } |
223 | EV_END_WATCHER (sig, signal) |
696 | EV_END_WATCHER (sig, signal) |
224 | |
697 | |
225 | EV_BEGIN_WATCHER (child, child) |
698 | EV_BEGIN_WATCHER (child, child) |
226 | void set (int pid) |
699 | void set (int pid, int trace = 0) throw () |
227 | { |
700 | { |
228 | int active = is_active (); |
701 | int active = is_active (); |
229 | if (active) stop (); |
702 | if (active) stop (); |
230 | ev_child_set (static_cast<ev_child *>(this), pid); |
703 | ev_child_set (static_cast<ev_child *>(this), pid, trace); |
231 | if (active) start (); |
704 | if (active) start (); |
232 | } |
705 | } |
233 | |
706 | |
234 | void start (int pid) |
707 | void start (int pid, int trace = 0) throw () |
235 | { |
708 | { |
236 | set (pid); |
709 | set (pid, trace); |
237 | start (); |
710 | start (); |
238 | } |
711 | } |
239 | EV_END_WATCHER (child, child) |
712 | EV_END_WATCHER (child, child) |
240 | |
713 | |
241 | #if EV_STAT_ENABLE |
714 | #if EV_STAT_ENABLE |
242 | EV_BEGIN_WATCHER (stat, stat) |
715 | EV_BEGIN_WATCHER (stat, stat) |
243 | void set (const char *path, ev_tstamp interval = 0.) |
716 | void set (const char *path, ev_tstamp interval = 0.) throw () |
244 | { |
717 | { |
245 | int active = is_active (); |
718 | int active = is_active (); |
246 | if (active) stop (); |
719 | if (active) stop (); |
247 | ev_stat_set (static_cast<ev_stat *>(this), path, interval); |
720 | ev_stat_set (static_cast<ev_stat *>(this), path, interval); |
248 | if (active) start (); |
721 | if (active) start (); |
249 | } |
722 | } |
250 | |
723 | |
251 | void start (const char *path, ev_tstamp interval = 0.) |
724 | void start (const char *path, ev_tstamp interval = 0.) throw () |
252 | { |
725 | { |
|
|
726 | stop (); |
253 | set (path, interval); |
727 | set (path, interval); |
254 | start (); |
728 | start (); |
255 | } |
729 | } |
256 | |
730 | |
257 | void update () |
731 | void update () throw () |
258 | { |
732 | { |
259 | ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); |
733 | ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); |
260 | } |
734 | } |
261 | EV_END_WATCHER (stat, stat) |
735 | EV_END_WATCHER (stat, stat) |
262 | #endif |
736 | #endif |
263 | |
737 | |
264 | EV_BEGIN_WATCHER (idle, idle) |
738 | EV_BEGIN_WATCHER (idle, idle) |
265 | void set () { } |
739 | void set () throw () { } |
266 | EV_END_WATCHER (idle, idle) |
740 | EV_END_WATCHER (idle, idle) |
267 | |
741 | |
268 | EV_BEGIN_WATCHER (prepare, prepare) |
742 | EV_BEGIN_WATCHER (prepare, prepare) |
269 | void set () { } |
743 | void set () throw () { } |
270 | EV_END_WATCHER (prepare, prepare) |
744 | EV_END_WATCHER (prepare, prepare) |
271 | |
745 | |
272 | EV_BEGIN_WATCHER (check, check) |
746 | EV_BEGIN_WATCHER (check, check) |
273 | void set () { } |
747 | void set () throw () { } |
274 | EV_END_WATCHER (check, check) |
748 | EV_END_WATCHER (check, check) |
275 | |
749 | |
276 | #if EV_EMBED_ENABLE |
750 | #if EV_EMBED_ENABLE |
277 | EV_BEGIN_WATCHER (embed, embed) |
751 | EV_BEGIN_WATCHER (embed, embed) |
278 | void set (struct ev_loop *loop) |
752 | void set (struct ev_loop *embedded_loop) throw () |
279 | { |
753 | { |
280 | int active = is_active (); |
754 | int active = is_active (); |
281 | if (active) stop (); |
755 | if (active) stop (); |
282 | ev_embed_set (static_cast<ev_embed *>(this), loop); |
756 | ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
283 | if (active) start (); |
757 | if (active) start (); |
284 | } |
758 | } |
285 | |
759 | |
286 | void start (struct ev_loop *embedded_loop) |
760 | void start (struct ev_loop *embedded_loop) throw () |
287 | { |
761 | { |
288 | set (embedded_loop); |
762 | set (embedded_loop); |
289 | start (); |
763 | start (); |
290 | } |
764 | } |
291 | |
765 | |
… | |
… | |
296 | EV_END_WATCHER (embed, embed) |
770 | EV_END_WATCHER (embed, embed) |
297 | #endif |
771 | #endif |
298 | |
772 | |
299 | #if EV_FORK_ENABLE |
773 | #if EV_FORK_ENABLE |
300 | EV_BEGIN_WATCHER (fork, fork) |
774 | EV_BEGIN_WATCHER (fork, fork) |
301 | void set () { } |
775 | void set () throw () { } |
302 | EV_END_WATCHER (fork, fork) |
776 | EV_END_WATCHER (fork, fork) |
303 | #endif |
777 | #endif |
304 | |
778 | |
|
|
779 | #if EV_ASYNC_ENABLE |
|
|
780 | EV_BEGIN_WATCHER (async, async) |
|
|
781 | void set () throw () { } |
|
|
782 | |
|
|
783 | void send () throw () |
|
|
784 | { |
|
|
785 | ev_async_send (EV_A_ static_cast<ev_async *>(this)); |
|
|
786 | } |
|
|
787 | |
|
|
788 | bool async_pending () throw () |
|
|
789 | { |
|
|
790 | return ev_async_pending (static_cast<ev_async *>(this)); |
|
|
791 | } |
|
|
792 | EV_END_WATCHER (async, async) |
|
|
793 | #endif |
|
|
794 | |
|
|
795 | #undef EV_PX |
|
|
796 | #undef EV_PX_ |
305 | #undef EV_CONSTRUCT |
797 | #undef EV_CONSTRUCT |
306 | #undef EV_BEGIN_WATCHER |
798 | #undef EV_BEGIN_WATCHER |
307 | #undef EV_END_WATCHER |
799 | #undef EV_END_WATCHER |
308 | } |
800 | } |
309 | |
801 | |