[projects/rc-scripts.git] / t / inherit.sh

#!/bin/sh
# test that variables local to function are inherited when another function is called out
#
# the whole program should output:
#---
#sub: var='var'
#sub: subvar='subvar'
#main: var='var'
#main: subvar='subvar'
#subshelled: sub: var='var' sub: subvar='subvar'
#outer: var=''
#outer: subvar=''
#---

sub() {
	subvar=subvar
	echo "sub: var='$var'"
	echo "sub: subvar='$subvar'"
}

main() {
	local var=var
	local subvar

	sub
	echo "main: var='$var'"
	echo "main: subvar='$subvar'"

	echo "subshelled:" $(sub)
}

main
echo "outer: var='$var'"
echo "outer: subvar='$subvar'"
Commit	Line	Data
f44eb39c ER	1	#!/bin/sh
	2	# test that variables local to function are inherited when another function is called out
	3	#
	4	# the whole program should output:
	5	#---
	6	#sub: var='var'
	7	#sub: subvar='subvar'
	8	#main: var='var'
	9	#main: subvar='subvar'
cb8801f9	10	#subshelled: sub: var='var' sub: subvar='subvar'
f44eb39c ER	11	#outer: var=''
	12	#outer: subvar=''
	13	#---
	14
	15	sub() {
	16	subvar=subvar
	17	echo "sub: var='$var'"
	18	echo "sub: subvar='$subvar'"
	19	}
	20
	21	main() {
	22	local var=var
	23	local subvar
	24
	25	sub
	26	echo "main: var='$var'"
	27	echo "main: subvar='$subvar'"
cb8801f9 ER	28
cb8801f9 ER	29	echo "subshelled:" $(sub)
f44eb39c ER	30	}
	31
	32	main
	33	echo "outer: var='$var'"
	34	echo "outer: subvar='$subvar'"