[groff] 10/24: groff_diff(7): Add `pi`, `so`, and `sy`.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit cfe88ba72db52e9932e4fef6e9ed7f3558fcc802
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Dec 1 23:33:27 2024 -0600

    groff_diff(7): Add `pi`, `so`, and `sy`.
    
    ...to the list of "Altered requests".
---
 man/groff_diff.7.man | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/man/groff_diff.7.man b/man/groff_diff.7.man
index 3605af137..87a7d88bb 100644
--- a/man/groff_diff.7.man
+++ b/man/groff_diff.7.man
@@ -4122,6 +4122,29 @@ request is selected.
 .
 .
 .TP
+.BR .pi\~ [ \[dq] ]\c
+.I command
+GNU
+.I troff \" GNU
+strips a leading neutral double quote from the argument,
+allowing it to contain embedded leading spaces.
+.
+.
+.TP
+.BR .so\~ [ \[dq] ]\c
+.I file
+GNU
+.I troff \" GNU
+strips a leading neutral double quote from the argument,
+allowing it to contain embedded leading spaces.
+.
+Further,
+spaces in
+.I file
+are accepted as part of the file name.
+.
+.
+.TP
 .BI .ss\~ word-space-size\~\c
 .RI [ additional-sentence-space-size ]
 A second argument sets the amount of additional space separating
@@ -4142,6 +4165,15 @@ Negative values are erroneous.
 .
 .
 .TP
+.BR .sy\~ [ \[dq] ]\c
+.I command
+GNU
+.I troff \" GNU
+strips a leading neutral double quote from the argument,
+allowing it to contain embedded leading spaces.
+.
+.
+.TP
 .BR .ta\~ [[\c
 .IR "n1 n2\~" .\|.\|.\~ nn \~]\c
 .BR T \~\c \" space in roman because we must use 2-font macro with \c