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build(make): Defensive make settings

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https://tech.davis-hansson.com/p/make/

Prevents things like silent shell pipeline errors in recipes, unexpected behavior from
undefined variables, etc.
This commit is contained in:
Ross Patterson 2020-09-17 11:54:49 -07:00
parent 4bf79f777e
commit 7a3320f4bb
1 changed files with 10 additions and 0 deletions
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10
Makefile
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@ -1,6 +1,16 @@
# NOTE: this Makefile requires GNU make # NOTE: this Makefile requires GNU make
### Defensive settings for make:
# https://tech.davis-hansson.com/p/make/
SHELL := bash
.ONESHELL:
.SHELLFLAGS := -xeu -o pipefail -c
.SILENT:
.DELETE_ON_ERROR:
MAKEFLAGS += --warn-undefined-variables
MAKEFLAGS += --no-builtin-rules
default: default:
@echo "no default target" @echo "no default target"