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diff-kill-creations-deletions: Look for /dev/null on all platforms

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* lisp/vc/diff-mode.el (diff-kill-creations-deletions): Look for
/dev/null on platforms when null-device is something else.
This commit is contained in:
Eli Zaretskii 2026-04-27 10:25:48 +01:00 committed by Sean Whitton
parent eda3e9eb07
commit 99b0199253
1 changed files with 4 additions and 2 deletions
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6
lisp/vc/diff-mode.el
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@ -1252,8 +1252,10 @@ Optional argument DELETE is passed on to `diff-file-kill'."
(goto-char (point-min))
(ignore-errors (diff-file-next))
for (name1 name2) = (diff-hunk-file-names)
if (or (equal name1 null-device)
(equal name2 null-device))
;; Allow for "/dev/null" on all platforms, as some versions
;; of Diff produce that for "portability".
if (or (member name1 (list null-device "/dev/null"))
(member name2 (list null-device "/dev/null")))
do (diff-file-kill delete)
else if (eq (prog1 (point)
(ignore-errors (diff-file-next)))