From 1f4e391b7f4fcb341aa834f6970724959af868ee Mon Sep 17 00:00:00 2001
From: Michael Hanselmann <hansmi@google.com>
Date: Wed, 16 Sep 2009 17:39:03 +0200
Subject: [PATCH] Show "--help" in bash completion
Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>
---
autotools/build-bash-completion | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/autotools/build-bash-completion b/autotools/build-bash-completion
index 7368dab32..cb738cdd6 100755
--- a/autotools/build-bash-completion
+++ b/autotools/build-bash-completion
@@ -584,6 +584,14 @@ def GetCommands(filename, module):
raise Exception("Script %s doesn't have 'commands' attribute" %
filename)
+ # Add the implicit "--help" option
+ help_option = cli.cli_option("-h", "--help", default=False,
+ action="store_true")
+
+ for (_, _, optdef, _, _) in commands.itervalues():
+ if help_option not in optdef:
+ optdef.append(help_option)
+
# Use aliases
aliases = getattr(module, "aliases", {})
if aliases:
--
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