Add logging of blaze_cpu flag usage. Before we can remove this flag we need to be sure that no one uses it.

--
MOS_MIGRATED_REVID=90693216

4 files changed, 11 insertions, 0 deletions

diff --git a/src/main/cpp/blaze.cc b/src/main/cpp/blaze.cc
index 8b4f4e1f44..758f16207b 100644
--- a/src/main/cpp/blaze.cc
+++ b/src/main/cpp/blaze.cc
@@ -306,6 +306,10 @@ static vector<string> GetArgumentArray() {
   if (!globals->options.skyframe.empty()) {
     result.push_back("--skyframe=" + globals->options.skyframe);
   }
+  if (globals->options.blaze_cpu) {
+    result.push_back("--blaze_cpu=true");
+  }
+
   if (globals->options.allow_configurable_attributes) {
     result.push_back("--allow_configurable_attributes");
   }
diff --git a/src/main/cpp/blaze_startup_options.cc b/src/main/cpp/blaze_startup_options.cc
index 21636496c2..0bb1c0860d 100644
--- a/src/main/cpp/blaze_startup_options.cc
+++ b/src/main/cpp/blaze_startup_options.cc
@@ -50,6 +50,7 @@ BlazeStartupOptions::BlazeStartupOptions(const BlazeStartupOptions &rhs)
       io_nice_level(rhs.io_nice_level),
       max_idle_secs(rhs.max_idle_secs),
       skyframe(rhs.skyframe),
+      blaze_cpu(rhs.blaze_cpu),
       watchfs(rhs.watchfs),
       allow_configurable_attributes(rhs.allow_configurable_attributes),
       option_sources(rhs.option_sources),
diff --git a/src/main/cpp/blaze_startup_options.h b/src/main/cpp/blaze_startup_options.h
index 73b0405fb1..f848814c77 100644
--- a/src/main/cpp/blaze_startup_options.h
+++ b/src/main/cpp/blaze_startup_options.h
@@ -148,6 +148,8 @@ class BlazeStartupOptions {
 
   string skyframe;
 
+  bool blaze_cpu;
+
   // If true, Blaze will listen to OS-level file change notifications.
   bool watchfs;
 
diff --git a/src/main/cpp/blaze_startup_options_common.cc b/src/main/cpp/blaze_startup_options_common.cc
index 7adf841016..f236b91354 100644
--- a/src/main/cpp/blaze_startup_options_common.cc
+++ b/src/main/cpp/blaze_startup_options_common.cc
@@ -42,6 +42,7 @@ void BlazeStartupOptions::Init() {
   host_javabase = "";
   batch = false;
   batch_cpu_scheduling = false;
+  blaze_cpu = false;
   allow_configurable_attributes = false;
   fatal_event_bus_exceptions = false;
   io_nice_level = -1;
@@ -76,6 +77,7 @@ void BlazeStartupOptions::Copy(
   lhs->io_nice_level = rhs.io_nice_level;
   lhs->max_idle_secs = rhs.max_idle_secs;
   lhs->skyframe = rhs.skyframe;
+  lhs->blaze_cpu = rhs.blaze_cpu;
   lhs->webstatus_port = rhs.webstatus_port;
   lhs->watchfs = rhs.watchfs;
   lhs->allow_configurable_attributes = rhs.allow_configurable_attributes;
@@ -130,6 +132,8 @@ blaze_exit_code::ExitCode BlazeStartupOptions::ProcessArg(
     }
     option_sources["host_jvm_args"] = rcfile;  // NB: This is incorrect
   } else if ((value = GetUnaryOption(arg, next_arg, "--blaze_cpu")) != NULL) {
+    blaze_cpu = true;
+    option_sources["blaze_cpu"] = rcfile;
     fprintf(stderr, "WARNING: The --blaze_cpu startup option is now ignored "
             "and will be removed in a future release\n");
   } else if ((value = GetUnaryOption(arg, next_arg, "--blazerc")) != NULL) {