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From: | Steve Amerige |
Subject: | Re: [Help-bash] Bash Trap: How to Get Line Number of a Subprocess with N |
Date: | Fri, 30 Dec 2016 07:58:36 -0500 |
User-agent: | Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 |
I also tested: 1 #!/bin/bash 2 shopt -s extdebug 3 main() { 4 trap 'echo $LINENO' ERR 5 $(exit 17) 6 } 7 main The above also has the desired output of 5.So, either form of command substitution gives the desired result, but using a subshell as in:
(exit 17) does not give the desired LINENO result.
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