scp3.sh regression test fails if scp not already installed

[Thorsten Glaser]

On Tue, 26 Jul 2022, Jim Knoble wrote:

> The idiom I've seen work most portably around backticks and double quotes is:
> 
>         x="`echo \"words with spaces\"`"

Nah, it’s not clear how many backspaces you need with this.
Avoid using double quotes with accent-gravis style comsubs.

(In the shown example, you don’t need them outside, because
this is a scalar assignment and thus not subject to word
splitting.)

bye,
//mirabilos
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