[gnome-continuous-yocto/gnomeostree-3.28-rocko: 5139/8267] runqemu: add -h and --help

[Emmanuele Bassi <ebassi src gnome org>]

commit 007960738792890fece6cfb0a75f27e7184cadf2
Author: Robert Yang <liezhi yang windriver com>
Date:   Thu Mar 16 03:13:25 2017 -0700

    runqemu: add -h and --help
    
    Fixed:
    $ runqemu -h
    runqemu - INFO - Assuming MACHINE = -h
    runqemu - INFO - Running MACHINE=-h bitbake -e...
    [snip]
    Exception: FSTYPE is NULL!
    
    [YOCTO #10941]
    
    (From OE-Core rev: 6b9dd7a589537b12da648be50298cf7d36461797)
    
    Signed-off-by: Robert Yang <liezhi yang windriver com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 scripts/runqemu |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/scripts/runqemu b/scripts/runqemu
index cfdb0c5..1721956 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -80,7 +80,7 @@ of the following environment variables (in any order):
   biosfilename=<filename> - specify bios filename
   qemuparams=<xyz> - specify custom parameters to QEMU
   bootparams=<xyz> - specify custom kernel parameters during boot
-  help: print this text
+  help, -h, --help: print this text
 
 Examples:
   runqemu qemuarm
@@ -1161,7 +1161,8 @@ class BaseConfig(object):
             logger.warn("Couldn't run 'bitbake -e' to gather environment information:\n%s" % 
err.output.decode('utf-8'))
 
 def main():
-    if len(sys.argv) == 1 or "help" in sys.argv:
+    if len(sys.argv) == 1 or "help" in sys.argv or \
+            '-h' in sys.argv or '--help' in sys.argv:
         print_usage()
         return 0
     config = BaseConfig()