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