From 7262e545c844b412a263ea717c3f19ba39f110c1 Mon Sep 17 00:00:00 2001
From: Sorin Sbarnea <ssbarnea@redhat.com>
Date: Wed, 27 Nov 2019 19:26:56 +0000
Subject: Detect Python executable in Makefile

`make help` failed on modern platforms that have only
python3 executable installed.

Signed-off-by: Sorin Sbarnea <ssbarnea@redhat.com>
---
 Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index b3566cd1e..dd948fc8e 100644
--- a/Makefile
+++ b/Makefile
@@ -32,6 +32,7 @@ BUILDTAGS ?= \
 	exclude_graphdriver_devicemapper \
 	seccomp \
 	varlink
+PYTHON ?= $(shell command -v python python3)
 
 GO_BUILD=$(GO) build
 # Go module support: set `-mod=vendor` to use the vendored sources
@@ -133,7 +134,7 @@ endef
 export PRINT_HELP_PYSCRIPT
 
 help:
-	@python -c "$$PRINT_HELP_PYSCRIPT" < $(MAKEFILE_LIST)
+	@$(PYTHON) -c "$$PRINT_HELP_PYSCRIPT" < $(MAKEFILE_LIST)
 
 .gopathok:
 ifeq ("$(wildcard $(GOPKGDIR))","")
-- 
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