Replace Pm4InfoInit with call once init.

cli/main.cpp

@@ -16,14 +16,14 @@
 #include <vector>
 
 #include "commands.h"
-#include "pm4_info.h"
+#include "dive_core/dive_core_init.h"
 
 using namespace Dive::cli;  // NOLINT
 
 int main(int argc, char** argv)
 {
     Dive::cli::Init();
-    Pm4InfoInit();
+    Dive::InitDiveCore();
 
     std::map<std::string, const Command*> commands;
     std::vector<const Command*> commandlist = {

dive_core/CMakeLists.txt

@@ -184,6 +184,8 @@ add_library(
     dive_capture_data.h
     dive_command_hierarchy.cpp
     dive_command_hierarchy.h
+    dive_core_init.cpp
+    dive_core_init.h
     dive_strings.cpp
     dive_strings.h
     error.cpp

dive_core/dive_core_init.cpp

@@ -0,0 +1,33 @@
+/*
+ Copyright 2026 Google LLC
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#include "dive_core/dive_core_init.h"
+
+#include "pm4_info.h"
+
+namespace Dive
+{
+
+void InitDiveCore()
+{
+    static auto init_flag = []() {
+        Pm4InfoInit();
+        return 0;
+    }();
+    (void)init_flag;
+}
+
+}  // namespace Dive

dive_core/dive_core_init.h

@@ -0,0 +1,24 @@
+/*
+ Copyright 2026 Google LLC
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#pragma once
+
+namespace Dive
+{
+
+void InitDiveCore();
+
+}

lrz_validator/main.cpp

@@ -18,7 +18,7 @@
 #include <vector>
 
 #include "dive_core/data_core.h"
-#include "pm4_info.h"
+#include "dive_core/dive_core_init.h"
 
 bool ValidateLRZ(const Dive::CaptureMetadata& meta_data, const std::string& output_file_name)
 {
@@ -143,7 +143,7 @@ bool ValidateLRZ(const Dive::CaptureMetadata& meta_data, const std::string& outp
 
 int main(int argc, char** argv)
 {
-    Pm4InfoInit();
+    Dive::InitDiveCore();
 
     // Handle args
     if ((argc != 2) && (argc != 3))

trace_stats/main.cpp

@@ -23,12 +23,12 @@
 
 #include "dive/types/context.h"
 #include "dive_core/data_core.h"
-#include "pm4_info.h"
+#include "dive_core/dive_core_init.h"
 #include "trace_stats.h"
 
 int main(int argc, char** argv)
 {
-    Pm4InfoInit();
+    Dive::InitDiveCore();
 
     // Handle args
     if ((argc != 2) && (argc != 3))

ui/main.cpp

@@ -39,7 +39,7 @@
 #include "custom_metatypes.h"
 #include "dive/os/terminal.h"
 #include "dive_core/common.h"
-#include "dive_core/pm4_info.h"
+#include "dive_core/dive_core_init.h"
 #include "main_window.h"
 #include "utils/version_info.h"
 #ifdef __linux__
@@ -351,7 +351,7 @@ int main(int argc, char* argv[])
     splash_screen->show();
 
     // Initialize packet info query data structures needed for parsing
-    Pm4InfoInit();
+    Dive::InitDiveCore();
 
     ApplicationController controller;
     MainWindow* main_window = new MainWindow(controller);