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58 | }; |
58 | }; |
59 | |
59 | |
60 | extern io_manager iom; // a singleton, together with it's construction/destruction problems. |
60 | extern io_manager iom; // a singleton, together with it's construction/destruction problems. |
61 | |
61 | |
62 | struct io_watcher : callback2<void, io_watcher &, short> { |
62 | struct io_watcher : callback2<void, io_watcher &, short> { |
63 | pollfd *p; |
63 | bool registered; // already registered? |
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64 | int fd; |
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65 | short events; |
64 | |
66 | |
65 | template<class O1, class O2> |
67 | template<class O1, class O2> |
66 | io_watcher (O1 *object, void (O2::*method)(io_watcher &, short)) |
68 | io_watcher (O1 *object, void (O2::*method)(io_watcher &, short)) |
67 | : callback2<void, io_watcher &, short>(object,method) |
69 | : callback2<void, io_watcher &, short>(object,method) |
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70 | , registered(false) |
68 | { } |
71 | { } |
69 | |
72 | |
70 | ~io_watcher (); |
73 | ~io_watcher (); |
71 | |
74 | |
72 | void set(int fd, short events) |
75 | void set(int fd_, short events_); |
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76 | |
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77 | void set(short events_) |
73 | { |
78 | { |
74 | assert (p); |
79 | set (fd, events_); |
75 | p->fd = fd; |
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76 | p->events = events; |
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77 | } |
80 | } |
78 | |
81 | |
79 | void set(short events) |
82 | void start (int fd_, short events_) |
80 | { |
83 | { |
81 | assert (p); |
84 | set (fd_, events_); |
82 | p->events = events; |
85 | iom.reg (this); |
83 | } |
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84 | |
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85 | void start (int fd, short events) |
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86 | { |
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87 | iom.reg (this); // make sure pfd is set |
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88 | |
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89 | p->fd = fd; |
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90 | p->events = events; |
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91 | } |
86 | } |
92 | |
87 | |
93 | void stop () |
88 | void stop () |
94 | { |
89 | { |
95 | iom.unreg (this); |
90 | iom.unreg (this); |
… | |
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116 | void operator ()() |
111 | void operator ()() |
117 | { |
112 | { |
118 | trigger (); |
113 | trigger (); |
119 | } |
114 | } |
120 | |
115 | |
121 | void start (); |
116 | void start () |
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117 | { |
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118 | iom.reg (this); |
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119 | } |
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120 | |
122 | void start (tstamp when) |
121 | void start (tstamp when) |
123 | { |
122 | { |
124 | set (when); |
123 | set (when); |
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124 | iom.reg (this); |
125 | } |
125 | } |
126 | |
126 | |
127 | void stop () |
127 | void stop () |
128 | { |
128 | { |
129 | iom.unreg (this); |
129 | iom.unreg (this); |
130 | } |
130 | } |
131 | |
131 | |
132 | void reset (tstamp when = TSTAMP_CANCEL) |
132 | void reset (tstamp when = TSTAMP_CANCEL) |
133 | { |
133 | { |
134 | stop (); |
134 | stop (); |
135 | |
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136 | at = when; |
135 | at = when; |
137 | } |
136 | } |
138 | }; |
137 | }; |
139 | |
138 | |
140 | #endif |
139 | #endif |