commit 35f5ea565c6e06510ea59e077848c540ffe8789b
Author: Chris Reffett <creffett@gentoo.org>
Date:   Mon Feb 10 15:16:33 2014 -0500

    Add --machine-parseable option to repoman
    
    This patch adds --machine-parseable option to repoman, which outputs the
    warnings in a more easily greppable format. Fixes bug 481584.

diff --git a/bin/repoman b/bin/repoman
index 3504b6b..28feee6 100755
--- a/bin/repoman
+++ b/bin/repoman
@@ -231,6 +231,9 @@ def ParseArgs(argv, qahelp):
 	parser.add_argument('--mode', dest='mode', choices=mode_keys,
 		help='specify which mode repoman will run in (default=full)')
 
+	parser.add_argument('--machine-parseable', dest='machine_parseable', action='store_true',
+		default=False, help='output in a machine-parseable columnar format')
+
 	opts, args = parser.parse_known_args(argv[1:])
 
 	if not opts.ignore_default_opts:
@@ -2422,7 +2425,10 @@ console_writer.style_listener = style_file.new_styles
 
 f = formatter.AbstractFormatter(console_writer)
 
-utilities.format_qa_output(f, stats, fails, dofull, dofail, options, qawarnings)
+if options.machine_parseable:
+	utilities.format_qa_output_machine_parseable(f, stats, fails, dofull, dofail, options, qawarnings)
+else:
+	utilities.format_qa_output(f, stats, fails, dofull, dofail, options, qawarnings)
 
 style_file.flush()
 del console_writer, f, style_file
diff --git a/pym/repoman/utilities.py b/pym/repoman/utilities.py
index 3ec3a4a..e230f0f 100644
--- a/pym/repoman/utilities.py
+++ b/pym/repoman/utilities.py
@@ -330,6 +330,43 @@ def format_qa_output(formatter, stats, fails, dofull, dofail, options, qawarning
 				formatter.add_line_break()
 
 
+def format_qa_output_machine_parseable(formatter, stats, fails, dofull, dofail, options, qawarnings):
+	"""Helper function that formats output in a machine-parseable column format
+
+	Args:
+		formatter - a subclass of Formatter
+		stats - a dict of qa status items
+		fails - a dict of qa status failures
+		dofull - boolean to print full results or a summary
+		dofail - boolean to decide if failure was hard or soft
+
+	Returns:
+		None (modifies formatter)
+	"""
+	full = options.mode == 'full'
+	# we only want key value pairs where value > 0 
+	for category, number in \
+		filter(lambda myitem: myitem[1] > 0, iter(stats.items())):
+
+		formatter.add_literal_data("NumberOf " + category + " ")
+		if category in qawarnings:
+			formatter.push_style("WARN")
+		else:   
+			formatter.push_style("BAD")
+		formatter.add_literal_data("%s" % number)
+		formatter.pop_style()
+		formatter.add_line_break()
+		if not dofull:
+			if not full and dofail and category in qawarnings:
+				# warnings are considered noise when there are failures
+				continue
+			fails_list = fails[category]
+			if not full and len(fails_list) > 12:
+				fails_list = fails_list[:12]
+			for failure in fails_list:
+				formatter.add_literal_data(category + " " + failure)
+				formatter.add_line_break()
+
 def editor_is_executable(editor):
 	"""
 	Given an EDITOR string, validate that it refers to