[jdk11u-dev] RFR: 8221907: make reconfigure breaks when configured with relative paths [v2]

[George Adams]

> Backport applies cleanly except for missing some WSL-specific patches. Backport is a prerequisite of https://github.com/openjdk/jdk11u-dev/pull/1277

George Adams has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains two new commits since the last revision:

 - Backport 0974861dd800fdb44b3888e68b08c570f1985b58
 - Backport 9efdb33a59f7db7b4b39e113265a3b3ba513c5d3

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Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/1301/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/1301/files/4ab9bbaa..005f2e6f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1301&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1301&range=00-01

  Stats: 49 lines in 5 files changed: 5 ins; 40 del; 4 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1301.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1301/head:pull/1301

PR: https://git.openjdk.org/jdk11u-dev/pull/1301