| 1 | #!/usr/bin/env bash | 
| 2 | # | 
| 3 | # Usage: | 
| 4 | # demo/bash-call-stack.sh | 
| 5 | |
| 6 | f() { | 
| 7 | echo 'hi from f' | 
| 8 | g | 
| 9 | } | 
| 10 | |
| 11 | g() { | 
| 12 | echo 'hi from g' | 
| 13 | |
| 14 | local n=${#BASH_SOURCE[@]} | 
| 15 | for (( i = 0; i < n; ++i)); do | 
| 16 | echo "STACK:${BASH_SOURCE[i]}:${FUNCNAME[i]}:${BASH_LINENO[i]}" | 
| 17 | done | 
| 18 | } | 
| 19 | |
| 20 | # -1 position is the bottom of the stack | 
| 21 | # | 
| 22 | # It has has demo/bash-stack.sh:main:0 | 
| 23 | # | 
| 24 | # This is tested in spec/introspect.sh | 
| 25 | |
| 26 | #PS4='+ ${BASH_SOURCE[-1]}:${FUNCNAME[-1]}:${BASH_LINENO[-1]} ' | 
| 27 | #set -x | 
| 28 | f |