Enable HOMEBREW_PATCHELF_RB_WRITE by default for everyone except CI.
It may be disabled using HOMEBREW_NO_PATCHELF_RB_WRITE.
It may be enabled on CI using HOMEBREW_PATCHELF_RB_WRITE.
- Output `brew doctor` and `brew install` messages noting this configuration is (currently) unsupported and encourage use of Rosetta instead
- Output Rosetta 2 usage in `brew config` on ARM (whether in Rosetta 2 or not)
- Check the architecture of (newly installed) dependencies and ensure they are using the correct architecture.
- Don't allow installing macOS Intel Homebrew in macOS ARM Homebrew default prefix (and vice versa
- Actually write out the architecture of dependencies to the tab rather than generating and throwing them away
- Set and document the expected default prefix for macOS Intel Homebrew, macOS ARM Homebrew (`/opt/homebrew`) and Homebrew on Linux
While we're here:
- Don't say Big Sur is a prerelease version but still make it clear we
don't support it (yet).
- Don't reference non-existent IRC channel
HOMEBREW_PATCHELF_RB is enabled on 2 cases.
1) `HOMEBREW_PATCHELF_RB` is set
2) `HOMEBREW_DEVELOPER` is set , and `HOMEBREW_NO_PATCHELF_RB` is not set.
use `HOMEBREW_NO_PATCHELF_RB` to turn it off for devs.
Note: When HOMEBREW_PATCHELF_RB and HOMEBREW_NO_PATCHELF_RB both are
present, it is on
Having HOMEBREW_PATCHELF_RB set in the ENV,
will conditionally install patchelf.rb gem,
use patchelf.rb in the above mentioned methods.
The installed vendored gems are listed in .gitignore
to maintain a clean state.
