interceptor: give analyzers names

This is useful to recognize the used analyzer from the interceptor log.

Bug: 205577427
Change-Id: Iaf536b87341acc533fdf2675c5b1b933e6061450

2 files changed, 10 insertions, 0 deletions

diff --git a/interceptor.cc b/interceptor.cc
index 30eab52..4d4e84c 100644
--- a/interceptor.cc
+++ b/interceptor.cc
@@ -179,6 +179,8 @@ class Analyzer {
   virtual bool should_recurse(Command*) const { return true; }
   virtual bool make_fake(Command*) const { return false; }
 
+  virtual std::string name() const { return "Generic"; };
+
  protected:
   virtual InputsOutputs determine_inputs_outputs(const Command&) const { return {}; }
 };
@@ -220,6 +222,8 @@ int default_fake(Command* command) {
 }
 
 class CompileLinkerAnalyzer : public Analyzer {
+  std::string name() const final { return "CompilerLinker"; };
+
   InputsOutputs determine_inputs_outputs(const Command& command) const final {
     static constexpr std::array kSkipNextArguments{
         "-isystem", "-I", "-L", "-m", "-soname", "-z",
@@ -276,6 +280,8 @@ class CompileLinkerAnalyzer : public Analyzer {
 };
 
 class ArchiverAnalyzer : public Analyzer {
+  std::string name() const final { return "Archiver"; };
+
   InputsOutputs determine_inputs_outputs(const Command& command) const final {
     InputsOutputs result;
 
@@ -301,6 +307,8 @@ class ArchiverAnalyzer : public Analyzer {
 };
 
 class FixdepAnalyzer : public Analyzer {
+  std::string name() const final { return "Fixdep"; };
+
   InputsOutputs determine_inputs_outputs(const Command& command) const final {
     InputsOutputs result;
     const auto& arguments = command.arguments();
@@ -365,6 +373,7 @@ static std::optional<interceptor::Command> process_command(const char* filename,
   auto command = interceptor::instantiate_command(filename, argv, envp);
 
   const auto analyzer = interceptor::Analyzer::get(command);
+  command.set_analyzer(analyzer->name());
 
   bool transformed = false;
 
diff --git a/log.proto b/log.proto
index 7bd027c..fbbf9ac 100644
--- a/log.proto
+++ b/log.proto
@@ -26,6 +26,7 @@ message Command {
   string current_directory = 4;
   repeated string inputs = 5;
   repeated string outputs = 6;
+  string analyzer = 7;
 };
 
 // A single message as emitted by an intercepted process. It can contain any of