[Xcode] HighSierraでCocoaPodsが使えなくなった

使えなくなったというか、

/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby: bad interpreter

とか出て使えない。まぁRubyが古いって言われてると思うんだけど、調べてみたらどうやら

1	sudo gem update --system

でアップデートさせると良いらしい。

Qiita

1 User

macOS High Sierraでcocoapodsが使えなかった話（解決） - Qiita

https://qiita.com/Kenelaoy/items/2746a6ff382fab42696a

問題・macOS High SierraをインストールしたMacでpodのインストールをしようとしたところ、エラーログKentaroAbe-no-MacBook-Pro:bin KentaroAbe$ sudo vim...

で、早速podsのインストール(sudo gem install cocoapods)をしたら

<span class="pln">ERROR</span><span class="pun">:</span> <span class="typ">While</span><span class="pln"> executing gem </span><span class="pun">...</span> <span class="pun">(</span><span class="typ">Gem</span><span class="pun">::</span><span class="typ">FilePermissionError</span><span class="pun">)</span> <span class="typ">You</span><span class="pln"> don</span><span class="str">'t have write permissions into the /usr/bin directory.</span>

1 2

<span class="pln">ERROR</span><span class="pun">:</span>  <span class="typ">While</span><span class="pln"> executing gem </span><span class="pun">...</span> <span class="pun">(</span><span class="typ">Gem</span><span class="pun">::</span><span class="typ">FilePermissionError</span><span class="pun">)</span>     <span class="typ">You</span><span class="pln"> don</span><span class="str">'t have write permissions into the /usr/bin directory.</span>

こんなんが出てインストールできない。パーミッション周りのエラー・・・で、また調べて見たら、

Stack Overflow

7 Pockets

How do I fix the "You don't have write permissions into the /usr/bin director...

https://stackoverflow.com/questions/2893889/how-do-i-fix-the-you-dont-have-write-permissions-into-the-usr-bin-directory

I'm trying to install Rails 3 on a brand new MacBook Pro running OS X 10.6.3, Ruby 1.8.7, and Rails 2.3.5 and I'm wondering if I've hosed myself. So far, I've run these commands:$ gem update --s...

<span class="pln">sudo gem install cocoapods </span><span class="pun">-</span><span class="pln">n </span><span class="pun">/</span><span class="pln">usr</span><span class="pun">/</span><span class="pln">local</span><span class="pun">/</span><span class="pln">bin</span>

1	<span class="pln">sudo gem install cocoapods </span><span class="pun">-</span><span class="pln">n </span><span class="pun">/</span><span class="pln">usr</span><span class="pun">/</span><span class="pln">local</span><span class="pun">/</span><span class="pln">bin</span>

これでインストールしたら無事にできた模様。調子こいてOSアップデートしたツケか・・・