#APL+WIN, 10 bytes

    ∊(⍴c)⍴⊂c←⎕

Prompts for screen input of language name a a string. Will work for any name e.g

    APL => APLAPLAPL

    APL+WIN => APL+WINAPL+WINAPL+WINAPL+WINAPL+WINAPL+WINAPL+WIN