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Profiler on linux: use SA_RESTART signal flag to have most of the syscalls restarted for us.

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This change keeps the interactive shell alive.

Review URL: http://codereview.chromium.org/4197002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5720 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
vitalyr@chromium.org 2010-10-27 12:45:46 +00:00
parent 81a3f7bfb5
commit 9a1c80e452
1 changed files with 1 additions and 1 deletions
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2
src/platform-linux.cc
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@ -856,7 +856,7 @@ void Sampler::Start() {
struct sigaction sa;
sa.sa_sigaction = ProfilerSignalHandler;
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_SIGINFO;
sa.sa_flags = SA_RESTART | SA_SIGINFO;
if (sigaction(SIGPROF, &sa, &data_->old_signal_handler_) != 0) return;
data_->signal_handler_installed_ = true;