4 files changed, 10 insertions, 41 deletions
diff --git a/makefile_escaping/escaping_env_vars.mk b/makefile_escaping/escaping_env_vars.mk
index 421c4b6..f2e7a2d 100644
--- a/makefile_escaping/escaping_env_vars.mk
+++ b/makefile_escaping/escaping_env_vars.mk
@@ -7,7 +7,7 @@ SHELL := bash
 
 escape = $(subst ','\'',$(1))
 
-define escape_arg
+define escape_env
 ifeq ($$(origin $(1)),environment)
 $(1) := $$(value $(1))
 endif
@@ -19,32 +19,15 @@ override $(1) := $$(value $(1))
 endif
 endef
 
-# Simple variable.
 simple_var := Simple value
 
-test_var ?= $(simple_var)
-export test_var
-
-$(eval $(call escape_arg,test_var))
+test_var ?= $(simple_var) (in test_var)
+$(eval $(call escape_env,test_var))
 
 simple_var := New simple value
-
-# printf $test_var
-echo_test_var := printf '%s\n' '$(call escape,$(test_var))'
-# bash -c 'printf $test_var'
-bash_test_var := bash -c '$(call escape,$(echo_test_var))'
-
-# Composite variable, includes both $simple_var and $test_var.
 composite_var := Composite value - $(simple_var) - $(test_var)
 
-# printf $composite_var
-echo_composite_var := printf '%s\n' '$(call escape,$(composite_var))'
-
 .PHONY: test
 test:
 	@printf '%s\n' '$(call escape,$(test_var))'
-	@printf '%s\n' "$$test_var"
-	@bash -c '$(call escape,$(echo_test_var))'
-	@bash -c '$(call escape,$(bash_test_var))'
 	@printf '%s\n' '$(call escape,$(composite_var))'
-	@bash -c '$(call escape,$(echo_composite_var))'
diff --git a/makefile_escaping/escaping_quotes.mk b/makefile_escaping/escaping_quotes.mk
index 13835e7..2a43f69 100644
--- a/makefile_escaping/escaping_quotes.mk
+++ b/makefile_escaping/escaping_quotes.mk
@@ -9,9 +9,7 @@ escape = $(subst ','\'',$(1))
 
 test_var := Includes ' quote
 
-# printf $test_var
 echo_test_var := printf '%s\n' '$(call escape,$(test_var))'
-# bash -c 'printf $test_var'
 bash_test_var := bash -c '$(call escape,$(echo_test_var))'
 
 test:
diff --git a/makefile_escaping/escaping_shell.mk b/makefile_escaping/escaping_shell.mk
index 39fabf2..1be9c02 100644
--- a/makefile_escaping/escaping_shell.mk
+++ b/makefile_escaping/escaping_shell.mk
@@ -8,26 +8,14 @@ SHELL := bash
 escape = $(subst ','\'',$(1))
 
 cwd := $(shell basename -- "$$( pwd )")
-export cwd
 
-# printf $cwd
 echo_cwd := printf '%s\n' '$(call escape,$(cwd))'
-# bash -c 'printf $cwd'
 bash_cwd := bash -c '$(call escape,$(echo_cwd))'
 
-# Simple variable.
-inner_var := Inner variable
-# Composite variable, includes both $inner_var and $cwd.
-outer_var := Outer variable - $(inner_var) - $(cwd)
-
-# printf $outer_var
-echo_outer_var := printf '%s\n' '$(call escape,$(outer_var))'
+simple_var := Simple value
+compisite_var := Composite value - $(simple_var) - $(cwd)
 
 .PHONY: test
 test:
 	@printf '%s\n' '$(call escape,$(cwd))'
-	@printf '%s\n' "$$cwd"
-	@bash -c '$(call escape,$(echo_cwd))'
-	@bash -c '$(call escape,$(bash_cwd))'
-	@printf '%s\n' '$(call escape,$(outer_var))'
-	@bash -c '$(call escape,$(echo_outer_var))'
+	@printf '%s\n' '$(call escape,$(compisite_var))'
diff --git a/makefile_escaping/quoting_args.mk b/makefile_escaping/quoting_args.mk
index ff55f51..db4f7cf 100644
--- a/makefile_escaping/quoting_args.mk
+++ b/makefile_escaping/quoting_args.mk
@@ -9,7 +9,7 @@ test_var := Same line?
 export test_var
 
 test:
-	printf '%s\n' $(test_var)
-	printf '%s\n' '$(test_var)'
-	printf '%s\n' $$test_var
-	printf '%s\n' "$$test_var"
+	@printf '%s\n' $(test_var)
+	@printf '%s\n' '$(test_var)'
+	@printf '%s\n' $$test_var
+	@printf '%s\n' "$$test_var"