[groff] 03/12: [man]: Handle another case of ill-formed input.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 594bd1979d1151ad53db37e8c4c0eb11627ad3f0
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Fri Feb 2 13:59:55 2024 -0600

    [man]: Handle another case of ill-formed input.
    
    * tmac/an.tmac (TH): Set up end macro unconditionally here...
      (an-set-up-continuous-rendering): ...instead of here.
    
    * tmac/tests/an_TP-works.sh: Add test case for the specimen of
      ill-formed input that the foregoing remedies (ending input with a
      pending input line trap and continuous rendering disabled).
---
 ChangeLog                 | 9 +++++++++
 tmac/an.tmac              | 2 +-
 tmac/tests/an_TP-works.sh | 9 ++++++++-
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index f284f4f08..781ef88e8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2024-02-02  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       * tmac/an.tmac (TH): Set up end macro unconditionally here...
+       (an-set-up-continuous-rendering): ...instead of here.
+
+       * tmac/tests/an_TP-works.sh: Add test case for the specimen of
+       ill-formed input that the foregoing remedies (ending input with
+       a pending input line trap and continuous rendering disabled).
+
 2024-02-02  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * src/roff/troff/env.cpp (print_hyphenation_exceptions): Flush
diff --git a/tmac/an.tmac b/tmac/an.tmac
index 1e48b3c95..4679a03b2 100644
--- a/tmac/an.tmac
+++ b/tmac/an.tmac
@@ -147,7 +147,6 @@
 .  rn bp an-real-bp
 .  rn an-ne ne
 .  rn an-bp bp
-.  em an-end
 ..
 .
 .de an*reset-hyphenation-mode
@@ -381,6 +380,7 @@
 .    \}
 .  \}
 .
+.  em an-end
 .  nr an*need-titles-reset 1
 ..
 .
diff --git a/tmac/tests/an_TP-works.sh b/tmac/tests/an_TP-works.sh
index 5623b3b27..90739055a 100755
--- a/tmac/tests/an_TP-works.sh
+++ b/tmac/tests/an_TP-works.sh
@@ -51,7 +51,14 @@ echo "$output" | grep -Eq 'tag +ordinary tagged paragraph' 
|| wail
 echo "checking ill-formed tagged paragraph" >&2
 echo "$output" | grep -q 'ill-formed but still renderable' || wail
 
-echo "checking paragraph tag dangling at end of document" >&2
+echo "checking paragraph tag dangling at end of document (-rcR=1)" >&2
+echo "$output" | grep -q 'foobar' || wail
+
+output=$(printf "%s" "$input" \
+    | "$groff" -ww -Tascii -P-cbou -rcR=0 -man)
+echo "$output"
+
+echo "checking paragraph tag dangling at end of document (-rcR=0)" >&2
 echo "$output" | grep -q 'foobar' || wail
 
 test -z "$fail"