homebrewでインストールできない

前提・実現したいこと

ここに質問の内容を詳しく書いてください。
homebrewを使って、emacsをインストールしようとしたら、以下のようなエラ〜メッセージが出て、インストールできませんでした。
解決方法を教えてください。
よろしくおねがいします。

発生している問題・エラーメッセージ

==> Downloading https://emacsformacosx.com/emacs-builds/Emacs-27.2-2-universal.d
Already downloaded: /Users/aaa/Library/Caches/Homebrew/downloads/98268eb677c2ae27d49650f398b706013c23eb640fb4ee87f901db9ceb3c0b56--Emacs-27.2-2-universal.dmg
==> Installing Cask emacs
==> Moving App 'Emacs.app' to '/Applications/Emacs.app'
==> Linking Binary 'Emacs' to '/usr/local/bin/emacs'
==> Linking Binary 'ebrowse' to '/usr/local/bin/ebrowse'
==> Linking Binary 'emacsclient' to '/usr/local/bin/emacsclient'
==> Linking Binary 'etags' to '/usr/local/bin/etags'
==> Linking Manpage 'ebrowse.1.gz' to '/usr/local/share/man/man1/ebrowse.1.gz'
ln: /usr/local/share/man/man1/ebrowse.1.gz: Permission denied
==> Unlinking Binary '/usr/local/bin/etags'
==> Unlinking Binary '/usr/local/bin/emacsclient'
==> Unlinking Binary '/usr/local/bin/ebrowse'
==> Unlinking Binary '/usr/local/bin/emacs'
==> Backing App 'Emacs.app' up to '/usr/local/Caskroom/emacs/27.2-2/Emacs.app'
==> Removing App '/Applications/Emacs.app'
==> Purging files for version 27.2-2 of Cask emacs
Error: Failure while executing; `/bin/ln -h -f -s -- /Applications/Emacs.app/Contents/Resources/man/man1/ebrowse.1.gz /usr/local/share/man/man1/ebrowse.1.gz` exited with 1. Here's the output:
ln: /usr/local/share/man/man1/ebrowse.1.gz: Permission denied

jbpb0

2021/06/10 04:10

> ln: /usr/local/share/man/man1/ebrowse.1.gz: Permission denied が原因ですね・「/usr/local/share/man/man1」に、ファイルを作成する権限が無い・「/usr/local/share/man/man1/ebrowse.1.gz」というファイルが既にあって、それを削除する権限が無いあたりかな brew doctor で、そのあたり何か出ませんか？参考 https://hacknote.jp/archives/14377/

ace99

2021/06/10 13:27

返信遅れてすみません次のように出ました。 Please note that these warnings are just used to help the Homebrew maintainers with debugging if you file an issue. If everything you use Homebrew for is working fine: please don't worry or file an issue; just ignore this. Thanks! Warning: The following directories are not writable by your user: /usr/local/share/doc /usr/local/share/man /usr/local/share/man/man1 You should change the ownership of these directories to your user. sudo chown -R $(whoami) /usr/local/share/doc /usr/local/share/man /usr/local/share/man/man1 And make sure that your user has write permission. chmod u+w /usr/local/share/doc /usr/local/share/man /usr/local/share/man/man1 Warning: Homebrew/homebrew-core was not tapped properly! Run: rm -rf "/usr/local/Homebrew/Library/Taps/homebrew/homebrew-core" brew tap homebrew/core Warning: Some taps are not on the default git origin branch and may not receive updates. If this is a surprise to you, check out the default branch with: git -C $(brew --repo homebrew/core) checkout

jbpb0

2021/06/10 23:35 編集

> ・「/usr/local/share/man/man1」に、ファイルを作成する権限が無いですねこれ見てください https://r17n.page/2019/09/24/mac-homebrew-error/

ace99

2021/06/11 02:05

無事インストールできました。ありがとうございました。