RFR: 8294549: configure script should detect unsupported path

[Erik Joelsson]

On Thu, 23 Nov 2023 15:08:42 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> The OpenJDK build system does not support building when the source code resides on a path that contains a space. This requirement is documented in the build instructions but not enforced by the configure script.
> 
> This change adds an explicit checks to the wrapper `configure` script that fail the build if the source code to be built is located in a directory who's path contains a space character or the build path cannot be determined. 
> 
> This is a revival of the old patch in https://github.com/openjdk/jdk/pull/10477, created in collaboration between by @bondolo and myself.

Marked as reviewed by erikj (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/16798#pullrequestreview-1750609759