Update of bug #64212 (project groff):
Status: In Progress => Fixed
Open/Closed: Open => Closed
Planned Release: None => 1.24.0
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Follow-up Comment #5:
commit 4c2cd5e076674b80135cf06fe6261e684f3a3cbd
Author: G. Branden Robinson <[email protected]>
Date: Wed Jul 26 02:58:27 2023 -0500
[troff]: Add new `.trap` built-in register.
* src/roff/troff/div.h (class diversion, class macro_diversion, class
top_level_diversion): Declare new member function
`get_next_trap_name`.
* src/roff/troff/div.cpp (macro_diversion::get_next_trap_name): New
member function returns name of diversion trap if any, and if its
position is greater than the vertical drawing position, otherwise an
empty string.
(top_level_diversion::get_next_trap_name): New member function returns
the name of the next vertical position trap, if any, otherwise an
empty string.
(class next_trap_name_reg): New class has one member, a `get_string()`
function.
(next_trap_name_reg::get_string): New function.
(init_div_requests): Add `.trap` to the register dictionary and wire
it up to `next_trap_name_reg`.
* doc/groff.texi (Page Location Traps):
* man/groff.7.man (Read-only registers):
* man/groff_diff.7.man (New registers): Document it.
* src/roff/groff/tests/dot-trap_register_works.sh: Test it.
* src/roff/groff/groff.am (groff_TESTS): Run test.
* NEWS: Add item.
Fixes <https://savannah.gnu.org/bugs/?64212>. Thanks to Dave Kemper for
feedback.
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