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Support hierarchical zygote startup via stub processes #100

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Merged
JingMatrix merged 4 commits into from
Feb 21, 2026
Merged

Support hierarchical zygote startup via stub processes #100

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fe46279
Support hierarchical zygote startup via stub processes
JingMatrix Feb 20, 2026
5fabf54
Suppress SIGCHLD for stub_zygote
JingMatrix Feb 21, 2026
1ac4727
Simply ignore SIGCHLD for stub zygote
JingMatrix Feb 21, 2026
860cbc5
Remove handleNewProcess during fork
JingMatrix Feb 21, 2026
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7 changes: 5 additions & 2 deletions loader/src/ptracer/monitor.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -153,15 +153,18 @@ class AppMonitor {

private:
void handleChildEvent(int pid, int &status);
void handleInitEvent(int pid, int &status);
void handleParentEvent(int pid, int &status);
void handleNewProcess(int pid);
void handleTracedProcess(int pid, int &status);
void handleExecEvent(int pid, int &status);

// returns true if process was promoted/injected, false if it should be detached
bool handleExecEvent(int pid, int &status);

AppMonitor &monitor_;
int signal_fd_ = -1;
int status_ = 0;
std::set<pid_t> process_;
std::set<pid_t> stub_processes_;
};

void set_tracing_state(TracingState state);
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