preserve channel list expansion and active channel (#36)

also check getenv in platform

1 files changed, 15 insertions, 0 deletions

diff --git a/util.cpp b/util.cpp
index 7b686ca..34ca6d4 100644
--- a/util.cpp
+++ b/util.cpp
@@ -1,4 +1,5 @@
 #include "util.hpp"
+#include <filesystem>
 
 Semaphore::Semaphore(int count)
     : m_count(count) {}
@@ -200,3 +201,17 @@ void AddPointerCursor(Gtk::Widget &widget) {
         window->set_cursor(cursor);
     });
 }
+
+bool util::IsFolder(std::string_view path) {
+    std::error_code ec;
+    const auto status = std::filesystem::status(path, ec);
+    if (ec) return false;
+    return status.type() == std::filesystem::file_type::directory;
+}
+
+bool util::IsFile(std::string_view path) {
+    std::error_code ec;
+    const auto status = std::filesystem::status(path, ec);
+    if (ec) return false;
+    return status.type() == std::filesystem::file_type::regular;
+}