am additional meta data structure one for saving and restoring traps one for like is-in-debug-trap
On Fri, Nov 5, 2021, 17:12 Chet Ramey <chet.ra...@case.edu> wrote: > On 11/4/21 5:49 PM, Emanuele Torre wrote: > > > Bash Version: 5.1 > > Patch Level: 8 > > Release Status: release > > > > Description: > > BASH_COMMAND does not expand to the expected value when used in a > > subshell inside a trap. > > This is a variant of > > https://lists.gnu.org/archive/html/help-bash/2021-10/msg00269.html > > In this case, as explained in the above message, the subshell `forgets' > that it's executing as part of the DEBUG trap. Since we're not in the > DEBUG trap, the value of BASH_COMMAND doesn't get updated. As a > consequence, since the expansion of the command happens in the subshell, > the original value (unexpanded in the parent shell) remains. > > I think I might have to rethink this strategy. What do you think? > > Chet > > -- > ``The lyf so short, the craft so long to lerne.'' - Chaucer > ``Ars longa, vita brevis'' - Hippocrates > Chet Ramey, UTech, CWRU c...@case.edu http://tiswww.cwru.edu/~chet/ > >
