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- Protects against interrupt during critical DB commit and sync operations.
This commit is contained in:
Paul Beckingham 2013-09-07 14:24:35 -04:00
parent ada6e49dab
commit 88abd93e52
3 changed files with 39 additions and 0 deletions
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19
src/TDB2.cpp
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@ -32,6 +32,7 @@
#include <list>
#include <set>
#include <stdlib.h>
#include <signal.h>
#include <Context.h>
#include <Color.h>
#include <Date.h>
@ -610,6 +611,15 @@ void TDB2::modify (Task& task, bool add_to_backlog /* = true */)
////////////////////////////////////////////////////////////////////////////////
void TDB2::commit ()
{
// Ignore harmful signals.
signal (SIGHUP, SIG_IGN);
signal (SIGINT, SIG_IGN);
signal (SIGKILL, SIG_IGN);
signal (SIGPIPE, SIG_IGN);
signal (SIGTERM, SIG_IGN);
signal (SIGUSR1, SIG_IGN);
signal (SIGUSR2, SIG_IGN);
dump ();
context.timer_commit.start ();
@ -618,6 +628,15 @@ void TDB2::commit ()
undo.commit ();
backlog.commit ();
// Restore signal handling.
signal (SIGHUP, SIG_DFL);
signal (SIGINT, SIG_DFL);
signal (SIGKILL, SIG_DFL);
signal (SIGPIPE, SIG_DFL);
signal (SIGTERM, SIG_DFL);
signal (SIGUSR1, SIG_DFL);
signal (SIGUSR2, SIG_DFL);
context.timer_commit.stop ();
}