1

使用巧克力我已经安装了 ruby​​ 和 ruby​​.devkit

cinst ruby
cinst ruby.devkit

然后我按照github wiki上的说明测试了第 5 点中详细介绍的 devkit

gem install json --platform=ruby
ruby -rubygems -e "require 'json'; puts JSON.load('[42]').inspect" 

这工作正常,所以我假设我的 devkit 安装是正确的。但是,当我尝试像这样安装 mysql gem

gem install mysql --platform=ruby -- --with-mysql-dir=C:/mysql-connector-c-noinstall-6.0.2-win32

我收到以下错误

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

    C:/ruby200/bin/ruby.exe extconf.rb --with-mysql-dir=C:/mysql-connector-c-noinstall-6.0.2-win32 
checking for main() in -llibmysql... no
*** 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=C:/ruby200/bin/ruby
        --with-mysql-dir
        --with-mysql-include
        --without-mysql-include=${mysql-dir}/include
        --with-mysql-lib=${mysql-dir}/
        --with-libmysqllib
        --without-libmysqllib


Gem files will remain installed in C:/ruby200/lib/ruby/gems/2.0.0/gems/mysql-2.9.1 for inspection.
Results logged to C:/ruby200/lib/ruby/gems/2.0.0/gems/mysql-2.9.1/ext/mysql_api/gem_make.out

我的所有路径都正确,并且我正在关注本教程。日志文件对我没有多大帮助,但它就在这里。

have_library: checking for main() in -llibmysql... -------------------- no

"gcc -o conftest.exe -IC:/ruby200/include/ruby-2.0.0/i386-mingw32 -IC:/ruby200/include/ruby-2.0.0/ruby/backward -IC:/ruby200/include/ruby-2.0.0 -I. -IC:/mysql-connector-c-noinstall-6.0.2-win32/include -DFD_SETSIZE=2048 -D_WIN32_WINNT=0x0501 -D_FILE_OFFSET_BITS=64   -O3 -fno-omit-frame-pointer -fno-fast-math -g -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration conftest.c  -L. -LC:/ruby200/lib -LC:\mysql-connector-c-noinstall-6.0.2-win32\lib\libmysql.dll -LC:/mysql-connector-c-noinstall-6.0.2-win32/ -L.      -lmsvcrt-ruby200  -lshell32 -lws2_32 -limagehlp -lshlwapi  "
checked program was:
/* begin */
1: #include "ruby.h"
2: 
3: #include <winsock2.h>
4: #include <windows.h>
5: int main(int argc, char **argv)
6: {
7:   return 0;
8: }
/* end */

相关问题


注意:我最终使用了mysql2gem,它有足够的功能来满足我的需要。


4

3 回答 3

10

我现在也面临同样的问题。但修复了 ruby​​ 2.0.0

从http://dev.mysql.com/downloads/connector/c/下载用于 c 的 mysql 连接器解压缩到一个目录,然后

gem install mysql2 --platform=ruby -- --with-mysql-dir=C:/mysql-connector-c-noinstall-6.0.2-win32
于 2013-07-17T10:09:55.660 回答
1

要使mysqlgem 工作,需要以下安装命令

gem install mysql --platform=ruby -- --with-opt-dir=C:/mysql-connector-c-noinstall-6.0.2-win32
于 2013-07-18T08:03:59.133 回答
0

另一种方法

根据您的 CPU 安装一个或另一个:

http://dev.mysql.com/get/Downloads/Connector-C/mysql-connector-c-6.1.3-win32.msi http://dev.mysql.com/get/Downloads/Connector-C/mysql -connector-c-6.1.3-winx64.msi

准备一个指向您安装 C 文件的位置的驱动器:

subst x: "C:\Program Files\MySQL\MySQL Connector C 6.1"

或者

subst x: "C:\Program Files (x86)\MySQL\MySQL Connector C 6.1"

现在运行 gem install,记住你必须已经安装了Devkit并在你的环境 PATH 中添加了 Ruby\bin 和 devkit\bin 路径:

C:\Ruby\bin>gem install mysql --platform=ruby -- --with-opt-dir=x:
Temporarily enhancing PATH to include DevKit...
Building native extensions with: '--with-opt-dir=x:'
This could take a while...
Successfully installed mysql-2.9.1
Parsing documentation for mysql-2.9.1
Installing ri documentation for mysql-2.9.1
Done installing documentation for mysql after 1 seconds
1 gem installed

删除临时驱动器

subst x: /d
于 2014-03-21T20:23:59.880 回答