He has never managed to get enough money to have the church clock repaired.
假如不考虑逻辑,仅从语法角度剖析,这个不定式有三种可能:1 目的状语修饰to get,2 后置定语修饰money,3 enough的状语。
但假如结合逻辑考虑,则不定式作enough的程度状语是最符合逻辑的。一般将呼应enough的不定式剖析为结果状语,这过于狭隘。不定式有时表示enough的程度,即足以做某事的某物。这里是足以修复教堂钟的钱。主语筹集的钱没能达到足以修复教堂钟的程度。
所以,本句的不定式是修饰enough的程度状语。The money he got was not enough to have the church clock repaired.