/usr/include/dlib/timeout/timeout.h is in libdlib-dev 18.18-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | // Copyright (C) 2007 Davis E. King (davis@dlib.net)
// License: Boost Software License See LICENSE.txt for the full license.
#ifndef DLIB_TIMEOUT_KERNEl_1_
#define DLIB_TIMEOUT_KERNEl_1_
#include "../threads.h"
#include "../algs.h"
#include "../misc_api.h"
#include "timeout_abstract.h"
#include "../uintn.h"
#include "../timer.h"
#ifdef _MSC_VER
// this is to disable the "'this' : used in base member initializer list"
// warning you get from some of the GUI objects since all the objects
// require that their parent class be passed into their constructor.
// In this case though it is totally safe so it is ok to disable this warning.
#pragma warning(disable : 4355)
#endif // _MSC_VER
namespace dlib
{
// ----------------------------------------------------------------------------------------
class timeout
{
/*!
INITIAL VALUE
- b == a pointer to some kind of bind object
CONVENTION
- b == a pointer to some kind of bind object
!*/
class bind
{
public:
virtual void go() = 0;
virtual ~bind() {}
};
template <typename T>
class functor : public bind
{
public:
functor(const T& f) : function(f) {}
T function;
void go() { function(); }
};
template <typename T, typename R>
class zero : public bind
{
public:
T* object;
R (T::*callback_function)();
void go() { (object->*callback_function)(); }
};
template <typename T, typename R, typename U>
class one : public bind
{
public:
T* object;
R (T::*callback_function)(U);
U val;
void go() { (object->*callback_function)(val); }
};
public:
// This typedef is here for backwards compatibility with previous versions of dlib.
typedef timeout kernel_1a;
template <
typename T
>
timeout (
T callback_function,
unsigned long ms_to_timeout
) :
t(*this,&timeout::trigger_timeout)
{
b = new functor<T>(callback_function);
t.set_delay_time(ms_to_timeout);
t.start();
}
template <
typename T
>
timeout (
T& object,
void (T::*callback_function)(),
unsigned long ms_to_timeout
):
t(*this,&timeout::trigger_timeout)
{
zero<T,void>* B = new zero<T,void>;
b = B;
B->object = &object;
B->callback_function = callback_function;
t.set_delay_time(ms_to_timeout);
t.start();
}
template <
typename T,
typename U
>
timeout (
T& object,
void (T::*callback_function)(U callback_function_argument),
unsigned long ms_to_timeout,
U callback_function_argument
):
t(*this,&timeout::trigger_timeout)
{
one<T,void,U>* B = new one<T,void,U>;
b = B;
B->object = &object;
B->callback_function = callback_function;
B->val = callback_function_argument;
t.set_delay_time(ms_to_timeout);
t.start();
}
template <
typename T
>
timeout (
T& object,
int (T::*callback_function)(),
unsigned long ms_to_timeout
):
t(*this,&timeout::trigger_timeout)
{
zero<T,int>* B = new zero<T,int>;
b = B;
B->object = &object;
B->callback_function = callback_function;
t.set_delay_time(ms_to_timeout);
t.start();
}
template <
typename T,
typename U
>
timeout (
T& object,
int (T::*callback_function)(U callback_function_argument),
unsigned long ms_to_timeout,
U callback_function_argument
):
t(*this,&timeout::trigger_timeout)
{
one<T,int,U>* B = new one<T,int,U>;
b = B;
B->object = &object;
B->callback_function = callback_function;
B->val = callback_function_argument;
t.set_delay_time(ms_to_timeout);
t.start();
}
virtual ~timeout (
)
{
t.stop_and_wait();
delete b;
}
private:
void trigger_timeout ()
{
b->go();
t.stop();
}
dlib::timer<timeout> t;
bind* b;
// restricted functions
timeout(const timeout&); // copy constructor
timeout& operator=(const timeout&); // assignment operator
};
// ----------------------------------------------------------------------------------------
}
#endif // DLIB_TIMEOUT_KERNEl_1_
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