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[LLDB] Add IsCoreDumping to ProcessInstanceInfo #138580

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Merged
merged 3 commits into from
May 7, 2025
Merged

[LLDB] Add IsCoreDumping to ProcessInstanceInfo #138580

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03d5449
Add IsCoredumping to ProcessInfo to use in the future of the ptrace_s…
Jlalond May 5, 2025
7e2b11f
Add test
Jlalond May 5, 2025
697912d
Handle error in case we fail to parse CoreDumping
Jlalond May 6, 2025
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6 changes: 6 additions & 0 deletions lldb/include/lldb/Utility/ProcessInfo.h
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Original file line number Diff line number Diff line change
Expand Up @@ -247,6 +247,11 @@ class ProcessInstanceInfo : public ProcessInfo {

std::optional<bool> IsZombie() const { return m_zombie; }

// proc/../status specifies CoreDumping as the field
// so we match the case here.
void SetIsCoreDumping(bool is_coredumping) { m_coredumping = is_coredumping; }
std::optional<bool> IsCoreDumping() const { return m_coredumping; }

void Dump(Stream &s, UserIDResolver &resolver) const;

static void DumpTableHeader(Stream &s, bool show_args, bool verbose);
Expand All @@ -266,6 +271,7 @@ class ProcessInstanceInfo : public ProcessInfo {
struct timespec m_cumulative_system_time;
std::optional<int8_t> m_priority_value = std::nullopt;
std::optional<bool> m_zombie = std::nullopt;
std::optional<bool> m_coredumping = std::nullopt;
};

typedef std::vector<ProcessInstanceInfo> ProcessInstanceInfoList;
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5 changes: 5 additions & 0 deletions lldb/source/Host/linux/Host.cpp
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Expand Up @@ -213,6 +213,11 @@ static bool GetStatusInfo(::pid_t Pid, ProcessInstanceInfo &ProcessInfo,
} else if (Line.consume_front("Tgid:")) {
Line = Line.ltrim();
Line.consumeInteger(10, Tgid);
} else if (Line.consume_front("CoreDumping:")) {
uint32_t coredumping;
Line = Line.ltrim();
if (!Line.consumeInteger(2, coredumping))
ProcessInfo.SetIsCoreDumping(coredumping);
}
}
return true;
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3 changes: 3 additions & 0 deletions lldb/unittests/Host/posix/HostTest.cpp
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Expand Up @@ -115,5 +115,8 @@ TEST_F(HostTest, GetProcessInfoSetsPriority) {
}
ASSERT_TRUE(Info.IsZombie().has_value());
ASSERT_FALSE(Info.IsZombie().value());

ASSERT_TRUE(Info.IsCoreDumping().has_value());
ASSERT_FALSE(Info.IsCoreDumping().value());
}
#endif
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