From ddeadb135e846cd3fb1f374160b944fd28ce729e Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Fri, 29 May 2020 23:02:49 +0000
Subject: makefile_escaping: add prologue to all *.mk files

---
 makefile_escaping/escaping_env_vars.mk | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'makefile_escaping/escaping_env_vars.mk')

diff --git a/makefile_escaping/escaping_env_vars.mk b/makefile_escaping/escaping_env_vars.mk
index 7fdc087..35ea35d 100644
--- a/makefile_escaping/escaping_env_vars.mk
+++ b/makefile_escaping/escaping_env_vars.mk
@@ -1,3 +1,10 @@
+MAKEFLAGS += --warn-undefined-variables
+.DEFAULT_GOAL := all
+.DELETE_ON_ERROR:
+.SUFFIXES:
+SHELL := bash
+.SHELLFLAGS := -e -o pipefail -c
+
 escape = $(subst ','\'',$(1))
 
 test_var ?= This is safe.
-- 
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