Ruby
EventMachine
elcapitan

El CapitanでEventMachineをインストールする

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困った

EventMachineをインストールしようとすると次のようなエラーがでました。

$ gem install eventmachine

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

/Users/nownabe/.anyenv/envs/rbenv/versions/2.2.2/bin/ruby -r ./siteconf20151127-59879-1tnovzf.rb extconf.rb
checking for rb_trap_immediate in ruby.h,rubysig.h... no
checking for rb_thread_blocking_region()... no
checking for ruby/thread.h... yes
checking for rb_thread_call_without_gvl() in ruby/thread.h... yes
checking for inotify_init() in sys/inotify.h... no
checking for __NR_inotify_init in sys/syscall.h... no
checking for writev() in sys/uio.h... yes
checking for rb_thread_fd_select()... yes
checking for rb_fdset_t in ruby/intern.h... yes
checking for pipe2() in unistd.h... no
checking for accept4() in sys/socket.h... no
checking for SOCK_CLOEXEC in sys/socket.h... no
checking for rb_wait_for_single_fd()... yes
checking for rb_enable_interrupt()... no
checking for rb_time_new()... yes
checking for sys/event.h... yes
checking for sys/queue.h... yes
CFLAGS= -O3 -Wno-error=shorten-64-to-32 -pipe -Wall -Wextra -Wno-deprecated-declarations -Wno-ignored-qualifiers -Wno-unused-result
CPPFLAGS=-I/Users/nownabe/.anyenv/envs/rbenv/versions/2.2.2/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT $(DEFS) $(cppflags) -Wall -Wextra -Wno-deprecated-declarations -Wno-ignored-qualifiers -Wno-unused-result
checking for clock_gettime()... no
checking for gethrtime()... no
creating Makefile

make "DESTDIR=" clean

make "DESTDIR="
compiling binder.cpp
In file included from binder.cpp:20:
./project.h:116:10: fatal error: 'openssl/ssl.h' file not found
#include <openssl/ssl.h>
^
1 error generated.
make: *** [binder.o] Error 1

make failed, exit code 2

Gem files will remain installed in /Users/nownabe/.anyenv/envs/rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/eventmachine-1.0.8 for inspection.
Results logged to /Users/nownabe/.anyenv/envs/rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/extensions/x86_64-darwin-13/2.2.0-static/eventmachine-1.0.8/gem_make.out


環境


  • Mac OS X El Capitan (10.11.1)

  • openssl 1.0.2d

  • Ruby 2.2.2

  • EventMachine 1.0.8


インストール方法

GemインストールのときにCPPFLAGSを指定してあげます。

opensslはHomebrewでインストールされている前提です。

$ gem install eventmachine -- --with-cppflags="-I/usr/local/opt/openssl/include"

Building native extensions with: '--with-cppflags=-I/usr/local/opt/openssl/include'
This could take a while...
Successfully installed eventmachine-1.0.8


bundlerの場合

El Capitanでbundle installに失敗する