Merge pull request aristocratos#714 from tessus/fix/if-name-len

src/btop_draw.cpp

@@ -1361,6 +1361,7 @@ namespace Net {
 	int x = 1, y, width = 20, height;
 	int b_x, b_y, b_width, b_height, d_graph_height, u_graph_height;
 	bool shown = true, redraw = true;
+	const int MAX_IFNAMSIZ = 15;
 	string old_ip;
 	std::unordered_map<string, Draw::Graph> graphs;
 	string box;
@@ -1381,7 +1382,7 @@ namespace Net {
 		out.reserve(width * height);
 		const string title_left = Theme::c("net_box") + Fx::ub + Symbols::title_left;
 		const string title_right = Theme::c("net_box") + Fx::ub + Symbols::title_right;
-		const int i_size = min((int)selected_iface.size(), 10);
+		const int i_size = min((int)selected_iface.size(), MAX_IFNAMSIZ);
 		const long long down_max = (net_auto ? safeVal(graph_max, "download"s) : ((long long)(Config::getI("net_download")) << 20) / 8);
 		const long long up_max = (net_auto ? safeVal(graph_max, "upload"s) : ((long long)(Config::getI("net_upload")) << 20) / 8);
 
@@ -1403,7 +1404,7 @@ namespace Net {
 			//? Interface selector and buttons
 
 			out += Mv::to(y, x+width - i_size - 9) + title_left + Fx::b + Theme::c("hi_fg") + "<b " + Theme::c("title")
-				+ uresize(selected_iface, 10) + Theme::c("hi_fg") + " n>" + title_right
+				+ uresize(selected_iface, MAX_IFNAMSIZ) + Theme::c("hi_fg") + " n>" + title_right
 				+ Mv::to(y, x+width - i_size - 15) + title_left + Theme::c("hi_fg") + (safeVal(net.stat, "download"s).offset + safeVal(net.stat, "upload"s).offset > 0 ? Fx::b : "") + 'z'
 				+ Theme::c("title") + "ero" + title_right;
 			Input::mouse_mappings["b"] = {y, x+width - i_size - 8, 1, 3};