brew diy command

Automagically determines prefix to install to for DIY installations.

README amended.

1 files changed, 4 insertions, 0 deletions

diff --git a/bin/brew b/bin/brew
index 06c5a2cba..575694fdb 100755
--- a/bin/brew
+++ b/bin/brew
@@ -66,6 +66,7 @@ begin
         else
           Process.wait pid
         end
+        #FIXME I don't think $? represents the exit code from the child fork…
         exit! $? if $? != 0 # exception in other brew will be visible on screen
       end
 
@@ -114,6 +115,9 @@ begin
         exec "mate", *ARGV.named.collect {|name| make name}
       end
 
+    when 'diy'
+      puts diy
+
     when 'info', 'abv'
       if ARGV.named_empty?
         puts `ls #{HOMEBREW_CELLAR} | wc -l`.strip+" kegs, "+HOMEBREW_CELLAR.abv