feat: Allow extra plugin folders to be specified with the --plugins cli option

lib/libimhex/include/hex/api/plugin_manager.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <functional>
+#include <list>
 #include <span>
 #include <string>
 
@@ -98,10 +99,11 @@ namespace hex {
         static bool load(const std::fs::path &pluginFolder);
         static void unload();
         static void reload();
+        static void initializeNewPlugins();
 
         static void addPlugin(const std::string &name, PluginFunctions functions);
 
-        static std::vector<Plugin> &getPlugins();
+        static std::list<Plugin> &getPlugins();
         static std::vector<std::fs::path> &getPluginPaths();
 
         static bool isPluginLoaded(const std::fs::path &path);

lib/libimhex/include/hex/helpers/logger.hpp

@@ -28,6 +28,7 @@ namespace hex::log {
         };
 
         std::vector<LogEntry>& getLogEntries();
+        void addLogEntry(std::string_view project, std::string_view level, std::string_view message);
 
         [[maybe_unused]] void printPrefix(FILE *dest, const fmt::text_style &ts, const std::string &level, const char *projectName);
 
@@ -41,7 +42,7 @@ namespace hex::log {
             fmt::print(dest, "{}\n", message);
             fflush(dest);
 
-            getLogEntries().push_back({ IMHEX_PROJECT_NAME, level, std::move(message) });
+            addLogEntry(IMHEX_PROJECT_NAME, level, std::move(message));
         }
 
     }
@@ -50,7 +51,7 @@ namespace hex::log {
         #if defined(DEBUG)
             hex::log::impl::print(fg(fmt::color::light_green) | fmt::emphasis::bold, "[DEBUG]", fmt, args...);
         #else
-            impl::getLogEntries().push_back({ IMHEX_PROJECT_NAME, "[DEBUG]", fmt::format(fmt::runtime(fmt), args...) });
+            impl::addLogEntry(IMHEX_PROJECT_NAME, "[DEBUG]", fmt::format(fmt::runtime(fmt), args...));
         #endif
     }
 

lib/libimhex/include/hex/plugin.hpp

@@ -51,7 +51,7 @@ void* PluginSubCommandsFunctionHelper<T>::getSubCommands() {
 #define IMHEX_LIBRARY_SETUP(name) IMHEX_LIBRARY_SETUP_IMPL(name)
 
 #define IMHEX_LIBRARY_SETUP_IMPL(name)                                                                                          \
-    namespace { static struct EXIT_HANDLER { ~EXIT_HANDLER() { hex::log::info("Unloaded library '{}'", name); } } HANDLER; }    \
+    namespace { static struct EXIT_HANDLER { ~EXIT_HANDLER() { hex::log::debug("Unloaded library '{}'", name); } } HANDLER; }   \
     IMHEX_PLUGIN_VISIBILITY_PREFIX void initializeLibrary();                                                                    \
     IMHEX_PLUGIN_VISIBILITY_PREFIX const char *getLibraryName() { return name; }                                                \
     IMHEX_PLUGIN_VISIBILITY_PREFIX void setImGuiContext(ImGuiContext *ctx) {                                                    \
@@ -75,7 +75,7 @@ void* PluginSubCommandsFunctionHelper<T>::getSubCommands() {
     IMHEX_PLUGIN_VISIBILITY_PREFIX void initializeLibrary()
 
 #define IMHEX_PLUGIN_SETUP_IMPL(name, author, description)                                                                      \
-    namespace { static struct EXIT_HANDLER { ~EXIT_HANDLER() { hex::log::info("Unloaded plugin '{}'", name); } } HANDLER; }     \
+    namespace { static struct EXIT_HANDLER { ~EXIT_HANDLER() { hex::log::debug("Unloaded plugin '{}'", name); } } HANDLER; }    \
     IMHEX_PLUGIN_VISIBILITY_PREFIX const char *getPluginName() { return name; }                                                 \
     IMHEX_PLUGIN_VISIBILITY_PREFIX const char *getPluginAuthor() { return author; }                                             \
     IMHEX_PLUGIN_VISIBILITY_PREFIX const char *getPluginDescription() { return description; }                                   \

lib/libimhex/source/api/plugin_manager.cpp

@@ -78,6 +78,10 @@ namespace hex {
     }
 
     Plugin::~Plugin() {
+        if (isLoaded()) {
+            log::debug("Trying to unload plugin '{}'", getPluginName());
+        }
+
         #if defined(OS_WINDOWS)
             if (m_handle != 0)
                 if (FreeLibrary(HMODULE(m_handle)) == FALSE) {
@@ -258,18 +262,19 @@ namespace hex {
         return true;
     }
 
+    void PluginManager::initializeNewPlugins() {
+        for (const auto &plugin : getPlugins()) {
+            if (!plugin.isLoaded())
+                hex::unused(plugin.initializePlugin());
+        }
+    }
+
     void PluginManager::unload() {
         getPluginPaths().clear();
 
         // Unload plugins in reverse order
         auto &plugins = getPlugins();
-        const auto pluginCount = plugins.size();
-        for (size_t i = 0; i < pluginCount; i++) {
-            auto &plugin = plugins[pluginCount - 1 - i];
-            if (plugin.isLoaded()) {
-                log::info("Trying to unload plugin '{}'", plugin.getPluginName());
-            }
-
+        while (!plugins.empty()) {
             plugins.pop_back();
         }
     }
@@ -278,8 +283,8 @@ namespace hex {
         getPlugins().emplace_back(name, functions);
     }
 
-    std::vector<Plugin> &PluginManager::getPlugins() {
-        static std::vector<Plugin> plugins;
+    std::list<Plugin> &PluginManager::getPlugins() {
+        static std::list<Plugin> plugins;
 
         return plugins;
     }

lib/libimhex/source/helpers/logger.cpp

@@ -63,6 +63,11 @@ namespace hex::log::impl {
         return logEntries;
     }
 
+    void addLogEntry(std::string_view project, std::string_view level, std::string_view message) {
+        getLogEntries().emplace_back(project.data(), level.data(), message.data());
+    }
+
+
     void printPrefix(FILE *dest, const fmt::text_style &ts, const std::string &level, const char *projectName) {
         const auto now = fmt::localtime(std::chrono::system_clock::to_time_t(std::chrono::system_clock::now()));
 

plugins/builtin/source/content/command_line_interface.cpp

@@ -12,6 +12,7 @@
 #include <romfs/romfs.hpp>
 
 #include <hex/api/plugin_manager.hpp>
+#include <hex/api/task_manager.hpp>
 #include <hex/helpers/utils.hpp>
 #include <hex/subcommands/subcommands.hpp>
 
@@ -109,8 +110,8 @@ namespace hex::plugin::builtin {
     }
 
     void handlePluginsCommand(const std::vector<std::string> &args) {
-        hex::unused(args);
 
+        if (args.empty()) {
             hex::log::println("Loaded plugins:");
 
             for (const auto &plugin : PluginManager::getPlugins()) {
@@ -122,6 +123,14 @@ namespace hex::plugin::builtin {
             }
 
             std::exit(EXIT_SUCCESS);
+        } else {
+            TaskManager::doLater([args] {
+                for (const auto &arg : args) {
+                    PluginManager::load(reinterpret_cast<const char8_t*>(arg.c_str()));
+                }
+                PluginManager::initializeNewPlugins();
+            });
+        }
     }
 
     void handleHashCommand(const std::vector<std::string> &args) {