git-gui: Allow users to choose/create/clone a repository

diff --git a/lib/diff.tcl b/lib/diff.tcl
index c2ae4555fe438c4263402485fea73396fcfd37e6..43565e412fa6c3c96487051c3997424e7d144b22 100644 (file)
--- a/lib/diff.tcl
+++ b/lib/diff.tcl
@@ -112,7 +112,7 @@ proc show_diff {path w {lno {}}} {
                        set diff_active 0
                        unlock_index
                        ui_status [mc "Unable to display %s" [escape_path $path]]
-                   error_popup [append [mc "Error loading file:"] "\n\n$err"]
+                       error_popup [strcat [mc "Error loading file:"] "\n\n$err"]
                        return
                }
                $ui_diff conf -state normal
@@ -182,7 +182,7 @@ proc show_diff {path w {lno {}}} {
                set diff_active 0
                unlock_index
                ui_status [mc "Unable to display %s" [escape_path $path]]
-               error_popup [append [mc "Error loading diff:"] "\n\n$err"]
+               error_popup [strcat [mc "Error loading diff:"] "\n\n$err"]
                return
        }