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[andre /usr/local]$ sudo mkdir Rubygems
[andre /usr/local]$ sudo chown andre:staff Rubygems/
[andre /usr/local]$ export GEM_HOME=/usr/local/Rubygems
[andre /usr/local]$ export PATH=/usr/local/Rubygems/bin:$PATH

# now you can install gems to /usr/local/Rubygems without sudo
[andre /usr/local]$ gem install oniguruma -- --with-onig=/usr/local
Building native extensions.  This could take a while...
Successfully installed oniguruma-1.1.0
1 gem installed

indirect

def find_and_replace_in_source_files(find, replace)
  extensions = %w[.rhtml .rxml .erb .builder .rb .css .js .rake]
  files = Dir["**/*"]

  files.each do |file_name|
    next if (file_name =~ /^vendor/) || !extensions.include?(File.extname(file_name))
    text = File.open(file_name, 'r'){ |file| file.read }
    changed = text.gsub!(find, replace)
    File.open(file_name, 'w'){|file| file.write(changed)} if changed
  end

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[andre /Volumes/Wesabe/pfc](r996)$ file /usr/bin/ruby
/usr/bin/ruby: Mach-O universal binary with 3 architectures
/usr/bin/ruby (for architecture x86_64):        Mach-O 64-bit executable x86_64
/usr/bin/ruby (for architecture i386):  Mach-O executable i386
/usr/bin/ruby (for architecture ppc7400):       Mach-O executable ppc

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[andre ~/sw/homebrew](ruby-readline)$ brew install readline
==> Downloading ftp://ftp.cwru.edu/pub/bash/readline-6.0.tar.gz
File already downloaded and cached
==> Patching
patching file support/shobj-conf
Hunk #1 succeeded at 152 with fuzz 2.
==> ./configure --prefix=/usr/local/Cellar/readline/6.0 --mandir=/usr/local/Cellar/readline/6.0/share/man --infodir=/usr/local/Cellar/readli
==> make install
==> Caveats
readline is keg-only. This means it is not symlinked into Homebrew's

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[andre ~/sw/homebrew](ruby-readline)$ brew install readline -d -v
==> Build Environment
CFLAGS: -O3 -march=core2 -m64 -mmmx -msse4.1 -w -pipe -fomit-frame-pointer -mmacosx-version-min=10.6
LDFLAGS: -arch x86_64
MAKEFLAGS: -j2
Formula already installed: /usr/local/Cellar/readline/6.0
==> Kernel.exit

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[andre /private/tmp/homebrew-ruby-readline-v1_8_7_72-RbGv]$ gcc test.c
Undefined symbols:
  "_readline", referenced from:
      _main in ccXnDbsC.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
[andre /private/tmp/homebrew-ruby-readline-v1_8_7_72-RbGv]$ gcc -lreadline test.c
[andre /private/tmp/homebrew-ruby-readline-v1_8_7_72-RbGv]$ ./a.out
Segmentation fault

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   Format  Mode  Description
-------------------------------------------------------------------------------
        A* rw+   Raw alpha samples
       AI  rw-   Adobe Illustrator CS2
      ART* rw-   PFS: 1st Publisher Clip Art
      ARW  r--   Sony Alpha Raw Image Format
      AVI* r--   Microsoft Audio/Visual Interleaved
      AVS* rw+   AVS X image
        B* rw+   Raw blue samples
      BGR* rw+   Raw blue, green, and red samples

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        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/base.rb:2077:in `sanitize_sql'
        from /Volumes/Wesabe/pfc/config/initializers/active_record_retry_once.rb:5:in `execute'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/mysql_adapter.rb:561:in `configure_connection'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/mysql_adapter.rb:552:in `connect'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/mysql_adapter.rb:199:in `initialize'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/mysql_adapter.rb:74:in `new'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/mysql_adapter.rb:74:in `mysql_connection'
        from /Library/Ruby/Gems/1.8/gems/activerecord-2.2.3/lib/active_record/connection_adapters/abstract/connection_pool.rb:223:in `send'

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>KeepAlive</key>
    <true/>
    <key>Label</key>
    <string>com.mysql.mysqld</string>
    <key>Program</key>
    <string>/usr/local/mysql/bin/mysqld_safe</string>

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# Invoke screen with:
# /usr/bin/screen -xRR -S main -p bash
# '-xRR -S main' -- force join (or create) session named main
# '-p bash' -- open new screens to a window named bash, if one exists

##   Screen Options   ##
shell -/bin/bash      # Tell screen your default shell. - makes bash read .profile
startup_message off   # Turn off start message
msgwait 1             # Set messages timeout to one second
nethack on            # Turn on nethack error messages