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author | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-12-06 19:28:06 +0900 |
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committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-12-06 19:28:49 +0900 |
commit | 247750abcbf6760bbc52aa5d64fc375d6fbee8a3 (patch) | |
tree | 86e029a960ddd599edbeee8dddf70e87ee314e23 /mcop/referenceclean.cpp | |
parent | 595ad58e25c5d0f0c512194f66708f99e5bc1527 (diff) | |
download | arts-247750abcbf6760bbc52aa5d64fc375d6fbee8a3.tar.gz arts-247750abcbf6760bbc52aa5d64fc375d6fbee8a3.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 00d4f92b717fbcbed6f9eee361975d6ee5380d59)
Diffstat (limited to 'mcop/referenceclean.cpp')
-rw-r--r-- | mcop/referenceclean.cpp | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/mcop/referenceclean.cpp b/mcop/referenceclean.cpp new file mode 100644 index 0000000..04f1125 --- /dev/null +++ b/mcop/referenceclean.cpp @@ -0,0 +1,87 @@ + /* + + Copyright (C) 2000 Stefan Westerfeld + stefan@space.twc.de + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + + */ + +#include "referenceclean.h" +#include "time.h" + +using namespace std; +using namespace Arts; + +ReferenceClean::ReferenceClean(Pool<Object_skel>& objectPool) + :objectPool(objectPool) +{ + Dispatcher::the()->ioManager()->addTimer(5000, this); +} + +void ReferenceClean::notifyTime() +{ + /* + * This last_notify and now check is because IOManager accumulates + * notifyTime() calls, so it may happen that we don't get one for ten + * seconds, and then two. However, this breaks the "second-chance" + * algorithm referenceClean is using, which depends on the fact that + * there is some significant time delay between two calls. So we'll + * verify it by hand. + */ + + static time_t last_notify = 0; + time_t now; + + time(&now); + if(now-last_notify > 4) + { + clean(); + last_notify = now; + } +} + +void ReferenceClean::forceClean() +{ + /* + * as we're giving a second chance on reference clean, we need to + * clean twice to really really clean up + */ + clean(); + clean(); +} + +void ReferenceClean::clean() +{ + /* + * we manually iterate through the pool here, to get around the problem + * that if an object disappears, ten other objects might cease to exist + * as well (as they are dependant), which would break a list which we + * could obtain via enumerate() and would probably lead to a crash + */ + unsigned long l; + + for(l=0; l<objectPool.max(); l++) + { + Object_skel *skel = objectPool[l]; + if(skel) skel->_referenceClean(); + } +} + +ReferenceClean::~ReferenceClean() +{ + Dispatcher::the()->ioManager()->removeTimer(this); +} |