[root@node29 CORED]# bashdb --debug /root/tools.sh
bash debugger, bashdb, release 4.4-1.0.1

Copyright 2002-2004, 2006-2012, 2014, 2016-2018 Rocky Bernstein
This is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.

Reading /root/tools.sh done.
(/root/tools.sh:11):
11:	LOG_DIR="./tools_log"
bashdb<0> b 1095
Breakpoint 1 set in file /root/tools.sh, line 1095.
bashdb<1> c
Breakpoint 1 hit (1 times).
(/root/tools.sh:1095):
1095:	    func_sel="$1"
bashdb<2> n
(/root/tools.sh:1098):
1098:	    lioc_dmc_prep
bashdb<3> print $func_sel
1
bashdb<4> q
bashdb: That's all, folks...