在Snow Leopard上,启动MySQL会出现以下错误:
服务器退出而不更新PID文件
[mysqld]
port = 3306
socket = /tmp/mysql.sock
skip-external-locking
key_buffer_size = 16K
pid-file=/var/run/mysqld/mysqld.pid
[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
Run Code Online (Sandbox Code Playgroud) 我试图安装一个使用mysql2gem的开源rails 3.2.21应用程序,但是当我尝试运行bundlecommant时,我收到以下错误:
Fetching: mysql2-0.3.18.gem (100%)
Building native extensions. This could take a while...
p
ERROR: Error installing mysql2:
ERROR: Failed to build gem native extension.
/Users/my_username/.rvm/rubies/ruby-2.1.2/bin/ruby -r ./siteconf20150614-72129-orqsb7.rb extconf.rb
checking for ruby/thread.h... yes
checking for rb_thread_call_without_gvl() in ruby/thread.h... yes
checking for rb_thread_blocking_region()... yes
checking for rb_wait_for_single_fd()... yes
checking for rb_hash_dup()... yes
checking for rb_intern3()... yes
-----
Using mysql_config at /usr/local/bin/mysql_config
-----
checking for mysql.h... yes
checking for errmsg.h... yes
checking for mysqld_error.h... yes
-----
Don't know …Run Code Online (Sandbox Code Playgroud) 我不知道如何安装mysql2.
我正在使用:
Installing mysql2 (0.3.13)
An error occurred while installing mysql2 (0.3.13), and Bundler cannot continue.
Make sure that `gem install mysql2 -v '0.3.13'` succeeds before bundling.
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby extconf.rb
*** 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.
Gem files …Run Code Online (Sandbox Code Playgroud)