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|
shopt -s extdebug
callstack(){
deep=${#BASH_ARGV[*]}
echo "deep $deep"
i=0
for ff in ${BASH_ARGV[@]}
do
echo "$i $ff"
i=$(($i+1))
done
}
f3()
{
echo $FUNCNAME: calling callstack
callstack
echo FUNCNAME stack: ${FUNCNAME[@]}
caller 0
echo $FUNCNAME: returning
}
f2()
{
echo $FUNCNAME: calling f3
f3 3 z
echo $FUNCNAME: return from f3
}
f1()
{
echo $FUNCNAME: calling f2
f2 2 y
echo $FUNCNAME: return from f2
}
echo main: calling f1
f1 1 x
echo main: f1 returns
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