[Qemu-devel] [PATCH] configure: Exit with code 0 with --help

[Fam Zheng]

There are two paths to show help and exit, one is with "-h" or "--help",
one is with invalid options.

Only "exit 1" with the latter case.

Signed-off-by: Fam Zheng <address@hidden>
---
 configure | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 69b9f56..b195efe 100755
--- a/configure
+++ b/configure
@@ -1087,7 +1087,10 @@ for opt do
   ;;
   --enable-quorum) quorum="yes"
   ;;
-  *) echo "ERROR: unknown option $opt"; show_help="yes"
+  *)
+      echo "ERROR: unknown option $opt"
+      show_help="yes"
+      exit_code=1
   ;;
   esac
 done
@@ -1353,7 +1356,7 @@ Advanced options (experts only):
 
 NOTE: The object files are built at the place where configure is launched
 EOF
-exit 1
+exit $exit_code
 fi
 
 # Now we have handled --enable-tcg-interpreter and know we're not just
-- 
1.9.2