Sikuwa first commit

cpp_cache/smart_cache_minimal.h

@@ -0,0 +1,46 @@
+// sikuwa/cpp_cache/smart_cache_minimal.h
+// 最小化版本智能缓存系统
+
+#ifndef SMART_CACHE_MINIMAL_H
+#define SMART_CACHE_MINIMAL_H
+
+#include <iostream>
+#include <unordered_map>
+#include <string>
+#include <vector>
+#include <mutex>
+
+// 简单的LRU缓存实现
+class LRUCache {
+private:
+    size_t max_size_;
+    std::unordered_map<std::string, std::string> cache_;
+    std::mutex mutex_;
+
+public:
+    LRUCache(size_t max_size = 1000);
+    bool put(const std::string& key, const std::string& value);
+    std::string get(const std::string& key);
+    bool contains(const std::string& key);
+    void clear();
+};
+
+// 简单的构建缓存系统
+class BuildCache {
+private:
+    LRUCache cache_;
+    std::string cache_dir_;
+    std::mutex mutex_;
+
+public:
+    BuildCache(const std::string& cache_dir = ".cache");
+    bool cache_result(const std::string& target, 
+                     const std::string& command, 
+                     const std::string& result);
+    std::string get_result(const std::string& target, 
+                          const std::string& command);
+    bool needs_rebuild(const std::string& target, 
+                     const std::string& command);
+};
+
+#endif // SMART_CACHE_MINIMAL_H