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diff --git a/src/base/paths.cc b/src/base/paths.cc
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+++ b/src/base/paths.cc
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+/**
+ * Copyright (c) 2021, Timothy Stack
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * * Neither the name of Timothy Stack nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#ifdef __CYGWIN__
+#    include <iostream>
+#    include <sstream>
+#endif
+
+#include "fmt/format.h"
+#include "paths.hh"
+
+namespace lnav {
+namespace paths {
+
+#ifdef __CYGWIN__
+char*
+windows_to_unix_file_path(char* input)
+{
+    if (input == nullptr) {
+        return nullptr;
+    }
+    std::string file_path;
+    file_path.assign(input);
+
+    // Replace the slashes
+    std::replace(file_path.begin(),
+                 file_path.end(),
+                 WINDOWS_FILE_PATH_SEPARATOR,
+                 UNIX_FILE_PATH_SEPARATOR);
+
+    // Convert the drive letter to lowercase
+    std::transform(
+        file_path.begin(),
+        file_path.begin() + 1,
+        file_path.begin(),
+        [](unsigned char character) { return std::tolower(character); });
+
+    // Remove the colon
+    const auto drive_letter = file_path.substr(0, 1);
+    const auto remaining_path = file_path.substr(2, file_path.size() - 2);
+    file_path = drive_letter + remaining_path;
+
+    std::stringstream stringstream;
+    stringstream << "/cygdrive/";
+    stringstream << file_path;
+
+    return const_cast<char*>(stringstream.str().c_str());
+}
+#endif
+
+ghc::filesystem::path
+dotlnav()
+{
+#ifdef __CYGWIN__
+    auto home_env = windows_to_unix_file_path(getenv("APPDATA"));
+#else
+    auto home_env = getenv("HOME");
+#endif
+    auto xdg_config_home = getenv("XDG_CONFIG_HOME");
+
+    if (home_env != nullptr) {
+        auto home_path = ghc::filesystem::path(home_env);
+
+        if (ghc::filesystem::is_directory(home_path)) {
+            auto home_lnav = home_path / ".lnav";
+
+            if (ghc::filesystem::is_directory(home_lnav)) {
+                return home_lnav;
+            }
+
+            if (xdg_config_home != nullptr) {
+                auto xdg_path = ghc::filesystem::path(xdg_config_home);
+
+                if (ghc::filesystem::is_directory(xdg_path)) {
+                    return xdg_path / "lnav";
+                }
+            }
+
+            auto home_config = home_path / ".config";
+
+            if (ghc::filesystem::is_directory(home_config)) {
+                return home_config / "lnav";
+            }
+
+            return home_lnav;
+        }
+    }
+
+    return ghc::filesystem::current_path();
+}
+
+ghc::filesystem::path
+workdir()
+{
+    auto subdir_name = fmt::format(FMT_STRING("lnav-user-{}-work"), getuid());
+    auto tmp_path = ghc::filesystem::temp_directory_path();
+
+    return tmp_path / ghc::filesystem::path(subdir_name);
+}
+
+}  // namespace paths
+}  // namespace lnav