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ch2-06-fix typo

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sfw 2018-06-19 20:24:14 +08:00
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ch2-cgo/ch2-06-qsort.md
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@ -173,7 +173,7 @@ package qsort
func Sort(base unsafe.Pointer, num, size int, cmp func(a, b unsafe.Pointer) int)
```
闭包函数函数无法导出为C语言函数，因此无法之间将闭包函数传入C语言的qsort函数。
闭包函数无法导出为C语言函数，因此无法直接将闭包函数传入C语言的qsort函数。
为此我们可以用Go构造一个可以导出为C语言的代理函数，然后通过一个全局变量临时保存当前的闭包比较函数。
代码如下：