From 1e879eaee8815eebd3bc3f5318f62d1e86b4d62a Mon Sep 17 00:00:00 2001
From: Max Howell
Date: Fri, 6 Nov 2009 17:06:12 +0000
Subject: Propagate exit status in ExecutioError exception

---
 Library/Homebrew/formula.rb | 2 +-
 Library/Homebrew/global.rb  | 5 ++++-
 Library/Homebrew/utils.rb   | 8 ++------
 3 files changed, 7 insertions(+), 8 deletions(-)

(limited to 'Library/Homebrew')

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 6dca1faa2..0cf351ba2 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -235,7 +235,7 @@ protected
       end
     end
   rescue
-    raise BuildError.new(cmd, args)
+    raise BuildError.new(cmd, args, $?)
   end
 
 private
diff --git a/Library/Homebrew/global.rb b/Library/Homebrew/global.rb
index 946ce6669..8b9aba4b2 100644
--- a/Library/Homebrew/global.rb
+++ b/Library/Homebrew/global.rb
@@ -57,8 +57,11 @@ HOMEBREW_USER_AGENT = "Homebrew #{HOMEBREW_VERSION} (Ruby #{RUBY_VERSION}-#{RUBY
 
 
 class ExecutionError <RuntimeError
-  def initialize cmd, args=[]
+  attr :status
+
+  def initialize cmd, args=[], status=nil
     super "Failure while executing: #{cmd} #{args*' '}"
+    @status = status
   end
 end
 
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 398119945..0f94cce6e 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -86,13 +86,10 @@ def safe_system cmd, *args
   puts "#{cmd} #{args*' '}" if ARGV.verbose?
   exec_success = Kernel.system cmd, *args
   # some tools, eg. tar seem to confuse ruby and it doesn't propogate the
-  # CTRL-C interrupt to us too, so execution continues, but the exit code os
+  # CTRL-C interrupt to us too, so execution continues, but the exit code is
   # still 2 so we raise our own interrupt
   raise Interrupt, cmd if $?.termsig == 2
-  unless exec_success
-    puts "Exit code: #{$?}"
-    raise ExecutionError.new(cmd, args)
-  end 
+  raise ExecutionError.new(cmd, args, $?) unless exec_success
 end
 
 def curl *args
@@ -146,7 +143,6 @@ def arch_for_command cmd
     return archs
 end
 
-
 # replaces before with after for the file path
 def inreplace path, before, after
   f = File.open(path, 'r')
-- 
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