ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/gvpe/src/iom.h
(Generate patch)

Comparing gvpe/src/iom.h (file contents):
Revision 1.16 by pcg, Sat Jan 17 14:08:57 2004 UTC vs.
Revision 1.20 by pcg, Mon May 10 18:57:08 2004 UTC

… …
38# define IOM_CHECK 0 38# define IOM_CHECK 0
39#endif 39#endif
40#ifndef IOM_IDLE 40#ifndef IOM_IDLE
41# define IOM_IDLE 0 41# define IOM_IDLE 0
42#endif 42#endif
43#ifndef IOM_SIG
44# define IOM_SIG 0
45#endif
43 46
44typedef double tstamp; 47typedef double tstamp;
45extern tstamp NOW; 48extern tstamp NOW;
46 49
47struct watcher; 50struct watcher;
… …
55struct check_watcher; 58struct check_watcher;
56#endif 59#endif
57#if IOM_IDLE 60#if IOM_IDLE
58struct idle_watcher; 61struct idle_watcher;
59#endif 62#endif
63#if IOM_SIG
64struct sig_watcher;
65#endif
60 66
61template<class watcher> 67template<class watcher>
62struct io_manager_vec : protected vector<watcher *> { 68struct io_manager_vec : vector<watcher *> {
63 friend class io_manager; 69#if IOM_CHECK
64protected: 70 bool activity;
71#endif
72
65 void erase_unordered (unsigned int pos) 73 void erase_unordered (unsigned int pos)
66 { 74 {
67 watcher *w = (*this)[size () - 1]; 75 watcher *w = (*this)[this->size () - 1];
68 pop_back (); 76 this->pop_back ();
69 77
70 if (size ()) 78 if (this->size ())
71 if ((*this)[pos] = w) 79 if ((*this)[pos] = w)
72 w->active = pos + 1; 80 w->active = pos + 1;
73 } 81 }
74}; 82};
75 83
… …
84 io_manager_vec<time_watcher> tw; 92 io_manager_vec<time_watcher> tw;
85#endif 93#endif
86#if IOM_IDLE 94#if IOM_IDLE
87 io_manager_vec<idle_watcher> iw; 95 io_manager_vec<idle_watcher> iw;
88#endif 96#endif
97#if IOM_SIG
98 typedef io_manager_vec<sig_watcher> sig_vec;
99 vector<sig_vec *> sw;
100 static void sighandler (int signum);
101#endif
89 102
90 template<class watcher> 103 template<class watcher>
91 void reg (watcher *w, io_manager_vec<watcher> &queue); 104 void reg (watcher *w, io_manager_vec<watcher> &queue);
92 105
93 template<class watcher> 106 template<class watcher>
… …
105 void reg (check_watcher *w); void unreg (check_watcher *w); 118 void reg (check_watcher *w); void unreg (check_watcher *w);
106#endif 119#endif
107#if IOM_IDLE 120#if IOM_IDLE
108 void reg (idle_watcher *w); void unreg (idle_watcher *w); 121 void reg (idle_watcher *w); void unreg (idle_watcher *w);
109#endif 122#endif
123#if IOM_SIG
124 void reg (sig_watcher *w); void unreg (sig_watcher *w);
125#endif
110 126
111 void loop (); 127 void loop ();
112 128
113 io_manager (); 129 io_manager ();
114 ~io_manager (); 130 ~io_manager ();
… …
117extern io_manager iom; // a singleton, together with it's construction/destruction problems. 133extern io_manager iom; // a singleton, together with it's construction/destruction problems.
118 134
119struct watcher { 135struct watcher {
120 int active; /* 0 == inactive, else index into respective vector */ 136 int active; /* 0 == inactive, else index into respective vector */
121 137
122 watcher() : active(0) { } 138 watcher () : active (0) { }
123}; 139};
124 140
125#if IOM_IO 141#if IOM_IO
126enum { EVENT_READ = 1, EVENT_WRITE = 2 }; 142enum { EVENT_READ = 1, EVENT_WRITE = 2 };
127 143
… …
135 void start () { iom.reg (this); } 151 void start () { iom.reg (this); }
136 void start (int fd_, short events_) { set (fd_, events_); iom.reg (this); } 152 void start (int fd_, short events_) { set (fd_, events_); iom.reg (this); }
137 void stop () { iom.unreg (this); } 153 void stop () { iom.unreg (this); }
138 154
139 template<class O1, class O2> 155 template<class O1, class O2>
140 io_watcher (O1 *object, void (O2::*method)(io_watcher &, short)) 156 io_watcher (O1 *object, void (O2::*method) (io_watcher &, short))
141 : callback2<void, io_watcher &, short>(object,method) 157 : callback2<void, io_watcher &, short> (object,method)
142 { } 158 { }
143 ~io_watcher () { stop (); } 159 ~io_watcher () { stop (); }
144}; 160};
145#endif 161#endif
146 162
… …
149 tstamp at; 165 tstamp at;
150 166
151 void trigger (); 167 void trigger ();
152 168
153 void set (tstamp when) { at = when; } 169 void set (tstamp when) { at = when; }
154 void operator ()() { trigger (); } 170 void operator () () { trigger (); }
155 void start () { iom.reg (this); } 171 void start () { iom.reg (this); }
156 void start (tstamp when) { set (when); iom.reg (this); } 172 void start (tstamp when) { set (when); iom.reg (this); }
157 void stop () { iom.unreg (this); } 173 void stop () { iom.unreg (this); }
158 174
159 template<class O1, class O2> 175 template<class O1, class O2>
160 time_watcher (O1 *object, void (O2::*method)(time_watcher &)) 176 time_watcher (O1 *object, void (O2::*method) (time_watcher &))
161 : callback1<void, time_watcher &>(object,method), at(0) 177 : callback1<void, time_watcher &> (object,method), at (0)
162 { } 178 { }
163 ~time_watcher () { stop (); } 179 ~time_watcher () { stop (); }
164}; 180};
165#endif 181#endif
166 182
… …
169struct check_watcher : watcher, callback1<void, check_watcher &> { 185struct check_watcher : watcher, callback1<void, check_watcher &> {
170 void start () { iom.reg (this); } 186 void start () { iom.reg (this); }
171 void stop () { iom.unreg (this); } 187 void stop () { iom.unreg (this); }
172 188
173 template<class O1, class O2> 189 template<class O1, class O2>
174 check_watcher (O1 *object, void (O2::*method)(check_watcher &)) 190 check_watcher (O1 *object, void (O2::*method) (check_watcher &))
175 : callback1<void, check_watcher &>(object,method) 191 : callback1<void, check_watcher &> (object,method)
176 { } 192 { }
177 ~check_watcher () { stop (); } 193 ~check_watcher () { stop (); }
178}; 194};
179#endif 195#endif
180 196
… …
183struct idle_watcher : watcher, callback1<void, idle_watcher &> { 199struct idle_watcher : watcher, callback1<void, idle_watcher &> {
184 void start () { iom.reg (this); } 200 void start () { iom.reg (this); }
185 void stop () { iom.unreg (this); } 201 void stop () { iom.unreg (this); }
186 202
187 template<class O1, class O2> 203 template<class O1, class O2>
188 idle_watcher (O1 *object, void (O2::*method)(idle_watcher &)) 204 idle_watcher (O1 *object, void (O2::*method) (idle_watcher &))
189 : callback1<void, idle_watcher &>(object,method) 205 : callback1<void, idle_watcher &> (object,method)
190 { } 206 { }
191 ~idle_watcher () { stop (); } 207 ~idle_watcher () { stop (); }
192}; 208};
193#endif 209#endif
194 210
195#endif 211#if IOM_SIG
212struct sig_watcher : watcher, callback1<void, sig_watcher &> {
213 int signum;
196 214
215 void start (int signum);
216 void stop () { iom.unreg (this); }
217
218 template<class O1, class O2>
219 sig_watcher (O1 *object, void (O2::*method) (sig_watcher &))
220 : callback1<void, sig_watcher &> (object,method), signum (-1)
221 { }
222 ~sig_watcher () { stop (); }
223};
224#endif
225
226#endif
227

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines