diff mbox series

[2/2] xen/build: Automatically locate a suitable python interpreter

Message ID 20191207165252.1045-3-andrew.cooper3@citrix.com (mailing list archive)
State Superseded
Headers show
Series xen: Build fixes related to Python3 | expand

Commit Message

Andrew Cooper Dec. 7, 2019, 4:52 p.m. UTC 
Needing to pass PYTHON=python3 into hypervisor builds is irritating and
unnecessary.  Locate a suitable interpreter automatically, defaulting to Py3
if it is available.

Reported-by: Steven Haigh <netwiz@crc.id.au>
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
---
CC: George Dunlap <George.Dunlap@eu.citrix.com>
CC: Ian Jackson <ian.jackson@citrix.com>
CC: Jan Beulich <JBeulich@suse.com>
CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
CC: Stefano Stabellini <sstabellini@kernel.org>
CC: Wei Liu <wl@xen.org>
CC: Julien Grall <julien@xen.org>
CC: Steven Haigh <netwiz@crc.id.au>
CC: Juergen Gross <jgross@suse.com>

For 4.13.  This is a very-nice-to-have WRT our Py3-clean intention.
---
 xen/Makefile | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/xen/Makefile b/xen/Makefile
index 99701e3165..b936d1812b 100644
--- a/xen/Makefile
+++ b/xen/Makefile
@@ -12,6 +12,8 @@  export XEN_BUILD_DATE	?= $(shell LC_ALL=C date)
 export XEN_BUILD_TIME	?= $(shell LC_ALL=C date +%T)
 export XEN_BUILD_HOST	?= $(shell hostname)
 export XEN_CONFIG_EXPERT ?= n
+# Best effort attempt to find a python interpreter
+export PYTHON		?= $(word 1,$(shell which python3 python python2))
 
 export BASEDIR := $(CURDIR)
 export XEN_ROOT := $(BASEDIR)/..