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authorakir <akir>2004-10-19 08:59:44 (GMT)
committerakir <akir>2004-10-19 08:59:44 (GMT)
commit45726d3016ed9b4a9e3a135d5b30246245bbaf92 (patch)
treeb152fd329ec0b8250db8adf07954c8e71d19799f /src
parent1ace87ac15fa056bdd1af783fa9b4f86e3221ff7 (diff)
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if the systemtime is set back the timers wont be updated.
solution: add the delta to all of our timers too.
Diffstat (limited to 'src')
-rw-r--r--src/FbTk/Timer.cc25
1 files changed, 21 insertions, 4 deletions
diff --git a/src/FbTk/Timer.cc b/src/FbTk/Timer.cc
index ddc24ea..335d247 100644
--- a/src/FbTk/Timer.cc
+++ b/src/FbTk/Timer.cc
@@ -110,6 +110,7 @@ void Timer::updateTimers(int fd) {
110 FD_ZERO(&rfds); 110 FD_ZERO(&rfds);
111 FD_SET(fd, &rfds); 111 FD_SET(fd, &rfds);
112 112
113
113 if (m_timerlist.size() > 0) { 114 if (m_timerlist.size() > 0) {
114 gettimeofday(&now, 0); 115 gettimeofday(&now, 0);
115 116
@@ -142,13 +143,27 @@ void Timer::updateTimers(int fd) {
142 143
143 select(fd + 1, &rfds, 0, 0, timeout); 144 select(fd + 1, &rfds, 0, 0, timeout);
144 145
146 TimerList::iterator it;
147
148 // someone set the date of the machine BACK
149 // so we have to adjust the start_time
150 static time_t last_time = time(0);
151 if (time(0) < last_time) {
152
153 time_t delta = time(0) - last_time;
154
155 for (it = m_timerlist.begin(); it != m_timerlist.end(); it++) {
156 (*it)->m_start.tv_sec += delta;
157 }
158 }
159
160
145 // check for timer timeout 161 // check for timer timeout
146 gettimeofday(&now, 0); 162 gettimeofday(&now, 0);
147 163
148 TimerList::iterator it = m_timerlist.begin();
149 //must check end ...the timer might remove 164 //must check end ...the timer might remove
150 //it self from the list (should be fixed in the future) 165 //it self from the list (should be fixed in the future)
151 for(; it != m_timerlist.end(); ++it) { 166 for(it = m_timerlist.begin(); it != m_timerlist.end(); ++it) {
152 //This is to make sure we don't get an invalid iterator 167 //This is to make sure we don't get an invalid iterator
153 //when we do fireTimeout 168 //when we do fireTimeout
154 Timer &t = *(*it); 169 Timer &t = *(*it);
@@ -157,8 +172,8 @@ void Timer::updateTimers(int fd) {
157 tm.tv_usec = t.getStartTime().tv_usec + 172 tm.tv_usec = t.getStartTime().tv_usec +
158 t.getTimeout().tv_usec; 173 t.getTimeout().tv_usec;
159 174
160 if ((now.tv_sec < tm.tv_sec) || 175 if (((now.tv_sec < tm.tv_sec) ||
161 (now.tv_sec == tm.tv_sec && now.tv_usec < tm.tv_usec)) 176 (now.tv_sec == tm.tv_sec && now.tv_usec < tm.tv_usec)))
162 break; 177 break;
163 178
164 t.fireTimeout(); 179 t.fireTimeout();
@@ -170,6 +185,8 @@ void Timer::updateTimers(int fd) {
170 it--; 185 it--;
171 } 186 }
172 } 187 }
188
189 last_time = time(0);
173} 190}
174 191
175void Timer::addTimer(Timer *timer) { 192void Timer::addTimer(Timer *timer) {