Merge pull request #827 from MihailRis/update-platform-new-engine-instance

update platform::new_engine_instance

.github/workflows/windows-clang.yml

@@ -4,7 +4,7 @@ on:
   push:
     branches: [ "main", "release-**"]
   pull_request:
-   branches: [ "main", "dev" ]
+    branches: [ "main", "dev" ]
   workflow_call:
     inputs:
       build_name:

src/logic/scripting/lua/libs/libapp.cpp

@@ -350,6 +350,7 @@ static int l_start_debug_instance(lua::State* L) {
         }
     }
     auto projectPath = lua::isstring(L, 2) ? lua::require_lstring(L, 2) : "";
+    auto outputPath = lua::isstring(L, 3) ? lua::require_lstring(L, 3) : "";
     const auto& paths = engine->getPaths();
 
     std::vector<std::string> args {
@@ -362,7 +363,10 @@ static int l_start_debug_instance(lua::State* L) {
         args.emplace_back(io::resolve(std::string(projectPath)).string());
     }
 
-    platform::new_engine_instance(std::move(args));
+    platform::new_engine_instance(
+        std::move(args),
+        outputPath.empty() ? "" : io::resolve(std::string(outputPath))
+    );
     return lua::pushinteger(L, port);
 }
 

src/main.cpp

@@ -15,7 +15,9 @@ static void sigterm_handler(int signum) {
 
 int main(int argc, char** argv) {
 #ifdef VC_BUILD_NAME
-    logger.info() << "build: " << VC_BUILD_NAME;
+    if constexpr (VC_BUILD_NAME[0]) {
+        logger.info() << "build: " << VC_BUILD_NAME;
+    }
 #endif
 
     CoreParameters coreParameters;

src/util/platform.cpp

@@ -215,7 +215,9 @@ std::filesystem::path platform::get_executable_path() {
 #endif
 }
 
-void platform::new_engine_instance(const std::vector<std::string>& args) {
+void platform::new_engine_instance(
+    const std::vector<std::string>& args, std::filesystem::path outputFile
+) {
     auto executable = get_executable_path();
 
 #ifdef _WIN32
@@ -250,6 +252,24 @@ void platform::new_engine_instance(const std::vector<std::string>& args) {
     auto commandString = toWString(ss.str());
 
     STARTUPINFOW si = { sizeof(si) };
+    if (!outputFile.empty()) {
+        si.dwFlags |= STARTF_USESTDHANDLES;
+        si.hStdOutput = CreateFileW(
+            toWString(outputFile.u8string()).data(),
+            GENERIC_WRITE,
+            FILE_SHARE_WRITE | FILE_SHARE_READ,
+            nullptr,
+            CREATE_ALWAYS,
+            FILE_ATTRIBUTE_NORMAL,
+            nullptr
+        );
+        if (si.hStdOutput == INVALID_HANDLE_VALUE) {
+            throw std::runtime_error(
+                "CreateFileW failed with code: " +
+                std::to_string(GetLastError())
+            );
+        }
+    }
     PROCESS_INFORMATION pi = { 0 };
     DWORD flags = CREATE_NEW_PROCESS_GROUP | DETACHED_PROCESS;
     // | CREATE_NO_WINDOW;
@@ -280,7 +300,11 @@ void platform::new_engine_instance(const std::vector<std::string>& args) {
     for (int i = 0; i < args.size(); i++) {
         ss << " " << util::quote(args[i]);
     }
-    ss << " >/dev/null &";
+    if (outputFile.empty()) {
+        ss << " >/dev/null &";
+    } else {
+        ss << " >" << util::quote(outputFile.u8string()) << " &";
+    }
     
     auto command = ss.str();
     logger.info() << command;

src/util/platform.hpp

@@ -18,7 +18,9 @@ namespace platform {
     /// @brief Get current process running executable path  
     std::filesystem::path get_executable_path();
     /// @brief Run a separate engine instance with specified arguments
-    void new_engine_instance(const std::vector<std::string>& args);
+    void new_engine_instance(
+        const std::vector<std::string>& args, std::filesystem::path outputFile
+    );
     /// @brief Open URL in web browser 
     bool open_url(const std::string& url);
     /// @brief Check if stdin has input