Eden Chen

Eden Chen April 15, 2014

Sudo Gem Install Rails Mavericks OS X Error

got a new computer recently and xcode 5.1 seems to be causing some issues:

Building native extensions. This could take a while…
ERROR: Error installing rails: ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby extconf.rb
creating Makefile

make “DESTDIR=”
compiling generator.c
linking shared-object json/ext/generator.bundle
clang: error: unknown argument: ‘-multiply_definedsuppress’ [-Wunused-command-line-argument-hard-error-in-future]
clang: note: this will be a hard error (cannot be downgraded to a warning) in the future
make: *** [generator.bundle] Error 1

Gem files will remain installed in /Library/Ruby/Gems/2.0.0/gems/json-1.8.1 for inspection.
Results logged to /Library/Ruby/Gems/2.0.0/gems/json-1.8.1/ext/json/ext/generator/gem_make.out

One line solution:

curl https://gist.githubusercontent.com/Paulche/9713531/raw/1e57fbb440d36ca5607d1739cc6151f373b234b6/gistfile1.txt | sudo patch /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin13/rbconfig.rb

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