From: Michel Demazure <michel@...>
Date: 2007-11-24T02:26:34+09:00
Subject: Re: 'gem update' making wrong choice

Michel Demazure wrote:
> Luis Lavena wrote:
>> On Nov 23, 9:48 am, Michel Demazure <mic...@demazure.com> wrote:
>>> I work on a Win box, without compiler.
>>> But 'gem environment' gives two PLATFORMs, win32 *and* ruby.
>>> Then 'gem update' try to load the wrong gem...
>>>
>>> How may I clean the environment variable ?
>>> Thanks for help...
>> 
>> I don't think understand your problem.
>> 
>> gem env reports two platforms: that is correct: take for example this
>> linux box:
>> 
>> RubyGems Environment:
>>   - RUBYGEMS VERSION: 0.9.5 (0.9.5)
>>   - RUBY VERSION: 1.8.6 (2007-09-24 patchlevel 111) [i686-linux]
>>   - INSTALLATION DIRECTORY: /usr/local/lib/ruby/gems/1.8
>>   - RUBY EXECUTABLE: /usr/local/bin/ruby
>>   - RUBYGEMS PLATFORMS:
>>     - ruby
>>     - x86-linux
>>   - GEM PATHS:
>>      - /usr/local/lib/ruby/gems/1.8
>> 
>> 
>> That means rubygems will try to install gems marked with 'ruby' (also
>> known as pure ruby gems) or gems that are pre-compiled / binary or
>> specific for the x86 linux platform.
>> 
>> In your case, x86-mswin32 is a correct platform and RubyGems will try
>> to install the best gems for you.
>> 
>> What is the output you're having?
>> More information will be helpful to point directions or bug reports.
> 
> @Luis
> Apparently, 'gem install' selects the wrong gem and loads a gem to be 
> compiled, see below :
> This is new to gem 0.9.5, before I had to choose...
> 
> Microsoft Windows XP [version 5.1.2600]
> (C) Copyright 1985-2001 Microsoft Corp.
> 
> C:...>gem install rcov
> Building native extensions.  This could take a while...
> ERROR:  Error installing rcov:
>         ERROR: Failed to build gem native extension.
> 
> C:/ruby/bin/ruby.exe extconf.rb install rcov
> creating Makefile
> 
> nmake
> 'nmake' n'est pas reconnu en tant que commande interne
> ou externe, un programme ex辿cutable ou un fichier de commandes.
> Gem files will remain installed in 
> C:/ruby/lib/ruby/gems/1.8/gems/rcov-0.8.1.2.0
>  for inspection.
> Results logged to 
> C:/ruby/lib/ruby/gems/1.8/gems/rcov-0.8.1.2.0/ext/rcovrt/gem_m
> ake.out

More to be complete :

RubyGems Environment:
  - RUBYGEMS VERSION: 0.9.5 (0.9.5)
  - RUBY VERSION: 1.8.6 (2007-03-13 patchlevel 0) [i386-mswin32]
  - INSTALLATION DIRECTORY: C:/ruby/lib/ruby/gems/1.8
  - RUBY EXECUTABLE: C:/ruby/bin/ruby.exe
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86-mswin32-60
  - GEM PATHS:
     - C:/ruby/lib/ruby/gems/1.8
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :benchmark => false
     - :backtrace => false
     - :bulk_threshold => 1000
  - REMOTE SOURCES:
     - http://gems.rubyforge.org


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