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Detect Python executable in Makefile

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

Signed-off-by: Sorin Sbarnea <ssbarnea@redhat.com>
This commit is contained in:
Sorin Sbarnea
2019-11-27 19:26:56 +00:00
parent 7605387a70
commit 7262e545c8
1 changed files with 2 additions and 1 deletions
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3
Makefile
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@ -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))","")