【发布时间】：2014-03-21 18:47:19
【问题描述】：
我正在尝试在我的 Macbook 上安装 Rails，但我没有运气我已经尝试了所有方法
-自制 -RVM -珠宝盒 我在这里读到，通过安装 xcode 然后尝试再次安装 rails 它可能会起作用....它可能适用于除我之外的其他人........这是我得到的错误.....
提前致谢。
$ sudo gem install rails
Password:
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
checking for libkern/OSAtomic.h... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers. Check the mkmf.log file for more details. You may
need configuration options.
Provided configuration options:
--with-opt-dir
--without-opt-dir
--with-opt-include
--without-opt-include=${opt-dir}/include
--with-opt-lib
--without-opt-lib=${opt-dir}/lib
--with-make-prog
--without-make-prog
--srcdir=.
--curdir
--ruby=/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby
--with-atomic_reference-dir
--without-atomic_reference-dir
--with-atomic_reference-include
--without-atomic_reference-include=${atomic_reference-dir}/include
--with-atomic_reference-lib
--without-atomic_reference-lib=${atomic_reference-dir}/
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:430:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:545:in `block in try_compile'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:498:in `with_werror'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:545:in `try_compile'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:1040:in `block in have_header'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:891:in `block in checking_for'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:336:in `block (2 levels) in postpone'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:306:in `open'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:336:in `block in postpone'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:306:in `open'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:332:in `postpone'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:890:in `checking_for'
from /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/mkmf.rb:1039:in `have_header'
from extconf.rb:17:in `<main>'
Gem files will remain installed in /Library/Ruby/Gems/2.0.0/gems/atomic-1.1.16 for inspection.
Results logged to /Library/Ruby/Gems/2.0.0/gems/atomic-1.1.16/ext/gem_make.out
$ rails --version
Rails is not currently installed on this system. To get the latest version, simply type:
$ sudo gem install rails
You can then rerun your "rails" command.
$
** 更新**
我成功安装了 xcode 命令行开发人员工具，然后继续尝试安装 rails，它给了我一个像这样的新错误......
$ sudo gem install rails
Password:
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
checking for libkern/OSAtomic.h... yes
creating Makefile
make "DESTDIR="
compiling atomic_reference.c
atomic_reference.c:57:59: warning: incompatible pointer types passing 'void **' to parameter of type 'volatile int64_t *' (aka 'volatile long long *') [-Wincompatible-pointer-types]
if (OSAtomicCompareAndSwap64(expect_value, new_value, &DATA_PTR(self))) {
^~~~~~~~~~~~~~~
/usr/include/libkern/OSAtomic.h:507:93: note: passing argument to parameter '__theValue' here
bool OSAtomicCompareAndSwap64( int64_t __oldValue, int64_t __newValue, volatile int64_t *__theValue );
^
1 warning generated.
linking shared-object atomic_reference.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: *** [atomic_reference.bundle] Error 1
Gem files will remain installed in /Library/Ruby/Gems/2.0.0/gems/atomic-1.1.16 for inspection.
Results logged to /Library/Ruby/Gems/2.0.0/gems/atomic-1.1.16/ext/gem_make.out
【问题讨论】：
-
看起来您的新问题与本期重复：stackoverflow.com/questions/22461011/…
标签： ruby-on-rails ruby macos installation