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@ -29,17 +29,19 @@ int grpc_tracer_set_enabled(const char* name, int enabled); |
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namespace grpc_core { |
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TraceFlag* TraceFlag::root_tracer_ = nullptr; |
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// there is only ever one global list of tracers for the entire program.
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static TraceFlag* g_root_tracer = nullptr; |
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// Flags register themselves on the list during construction
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TraceFlag::TraceFlag(bool default_enabled, const char* name) |
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: next_tracer_(root_tracer_), name_(name), value_(default_enabled) { |
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root_tracer_ = this; |
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: next_tracer_(g_root_tracer), name_(name), value_(default_enabled) { |
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g_root_tracer = this; |
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} |
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void TraceFlag::LogAllTracers() { |
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gpr_log(GPR_DEBUG, "available tracers:"); |
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TraceFlag* t; |
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for (t = root_tracer_; t != nullptr; t = t->next_tracer_) { |
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for (t = g_root_tracer; t != nullptr; t = t->next_tracer_) { |
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gpr_log(GPR_DEBUG, "\t%s", t->name_); |
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} |
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} |
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@ -47,20 +49,20 @@ void TraceFlag::LogAllTracers() { |
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bool TraceFlag::Set(const char* name, bool enabled) { |
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TraceFlag* t; |
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if (0 == strcmp(name, "all")) { |
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for (t = root_tracer_; t; t = t->next_tracer_) { |
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for (t = g_root_tracer; t; t = t->next_tracer_) { |
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t->set_enabled(enabled); |
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} |
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} else if (0 == strcmp(name, "list_tracers")) { |
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LogAllTracers(); |
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} else if (0 == strcmp(name, "refcount")) { |
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for (t = root_tracer_; t; t = t->next_tracer_) { |
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for (t = g_root_tracer; t; t = t->next_tracer_) { |
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if (strstr(t->name_, "refcount") != nullptr) { |
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t->set_enabled(enabled); |
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} |
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} |
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} else { |
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bool found = false; |
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for (t = root_tracer_; t; t = t->next_tracer_) { |
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for (t = g_root_tracer; t; t = t->next_tracer_) { |
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if (0 == strcmp(name, t->name_)) { |
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t->set_enabled(enabled); |
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found = true; |
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