misc: just check if font path exists

idfk why I didn't think of that before

Author: Toni500github

src/main_tool_opengl3.cpp

@@ -213,8 +213,8 @@ int run_main_tool(const std::string& imgui_ini_path)
 
     if (!g_config->File.font.empty())
     {
-        const auto& path = get_font_path(g_config->File.font);
-        if (!path.empty())
+        const fs::path& path = get_font_path(g_config->File.font);
+        if (fs::exists(path))
             io.FontDefault =
                 io.Fonts->AddFontFromFileTTF(path.string().c_str(), 16.0f, nullptr, io.Fonts->GetGlyphRangesDefault());
     }

src/util.cpp

@@ -442,21 +442,6 @@ fs::path get_config_dir()
     return get_home_config_dir() / "oshot";
 }
 
-static bool is_direct_path(const fs::path& p)
-{
-    if (p.has_root_path())
-        return true;
-
-    auto it = p.begin();
-    if (it != p.end() && (*it == "." || *it == ".."))
-    {
-        ++it;
-        return it != p.end();
-    }
-
-    return false;
-}
-
 fs::path get_font_path(const std::string& font)
 {
     if (font.empty())
@@ -477,7 +462,7 @@ fs::path get_font_path(const std::string& font)
 #endif
 
     fs::path font_path(font);
-    if (is_direct_path(font_path))
+    if (fs::exists(font_path))
         return font_path;
 
     // Direct join (fast)