add ubuntu package search

Library/Contributions/manpages/brew.1.md

@@ -269,7 +269,7 @@ Note that these flags should only appear after a command.
     surrounded with slashes, then it is interpreted as a regular expression.
     If no search term is given, all available formula are displayed.
 
-  * `search --debian`|`--fedora`|`--fink`|`--macports`|`--opensuse` <text>:
+  * `search --debian`|`--fedora`|`--fink`|`--macports`|`--opensuse`|`--ubuntu` <text>:
     Search for <text> in the given package manager's list.
 
   * `sh [--env=std]`:

Library/Homebrew/cmd/search.rb

@@ -15,6 +15,8 @@ module Homebrew extend self
       exec_browser "http://software.opensuse.org/search?q=#{ARGV.next}"
     elsif ARGV.include? '--fedora'
       exec_browser "https://admin.fedoraproject.org/pkgdb/acls/list/*#{ARGV.next}*"
+    elsif ARGV.include? '--ubuntu'
+      exec_browser "http://packages.ubuntu.com/search?keywords=#{ARGV.next}&searchon=names&suite=all&section=all"
     elsif (query = ARGV.first).nil?
       puts_columns Formula.names
     else

share/man/man1/brew.1

@@ -296,7 +296,7 @@ If \fB\-\-force\fR is passed, and there are multiple versions of \fIformula\fR i
 Perform a substring search of formula names for \fItext\fR\. If \fItext\fR is surrounded with slashes, then it is interpreted as a regular expression\. If no search term is given, all available formula are displayed\.
 .
 .TP
-\fBsearch \-\-debian\fR|\fB\-\-fedora\fR|\fB\-\-fink\fR|\fB\-\-macports\fR|\fB\-\-opensuse\fR \fItext\fR
+\fBsearch \-\-debian\fR|\fB\-\-fedora\fR|\fB\-\-fink\fR|\fB\-\-macports\fR|\fB\-\-opensuse\fR|\fB\-\-ubuntu\fR \fItext\fR
 Search for \fItext\fR in the given package manager\'s list\.
 .
 .TP