clean seafile api

src/util/application_path.cpp

@@ -0,0 +1,48 @@
+//
+// Created by shell on 2025/12/4.
+//
+
+#include "util/application_path.hpp"
+#include <stdexcept>
+#include <vector>
+#ifdef _WIN32
+#include <windows.h>
+#elif __linux__
+#include <unistd.h>
+#else
+#error "Getting application path operation is only supported on Windows or Linux"
+#endif
+
+namespace shell::util {
+#ifdef _WIN32
+    std::filesystem::path ApplicationPath::get() {
+        std::wstring path(20, L'\0');
+        while (true) {
+            const DWORD len = GetModuleFileNameW(nullptr, &path[0], path.size());
+            if (len == 0) {
+                throw std::runtime_error("GetModuleFileName() failed");
+            }
+            if (len < path.size()) {
+                path.resize(len);
+                return std::filesystem::path{path};
+            }
+            path.resize(path.size() * 2);
+        }
+    }
+#elif  __linux__
+    std::filesystem::path ApplicationPath::get() {
+        std::vector<char> buffer(256);
+        while (true) {
+            const size_t len = readlink("/proc/self/exe", buffer.data(), buffer.size());
+            if (len == -1) {
+                throw std::runtime_error("failed to read /proc/self/exe");
+            }
+            if (len < buffer.size()) {
+                return std::filesystem::path{std::string(buffer.data(), len)};
+            }
+
+            buffer.reserve(buffer.size() * 2);
+        }
+    }
+#endif
+}