From: "Alfred M. Szmidt"<ams@gnu.org>
Date: Tue, 26 Sep 2023 08:17:27 -0400
The C-x v v command in a*vc-diff* buffer does not work if you have a
lesser version of patch, e.g., the one on OpenBSD:
user-error: Patch failed: patch: unknown option -- no-backup-if-mismatch
usage: patch [-bCcEeflNnRstuv] [-B backup-prefix] [-D symbol] [-d directory]
[-F max-fuzz] [-i patchfile] [-o out-file] [-p strip-count]
[-r rej-name] [-V t | nil | never] [-x number] [-z backup-ext]
[--posix] [origfile [patchfile]]
patch <patchfile
I don't understand: does "git apply" invoke Patch? AFAICT, "C-x v v"
in a*vc-diff* buffer runs "git apply FILE", where FILE is a temporary
patch file created from the diffs to be applied. What am I missing?