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Mention unsetting XDG_RUNTIME_DIR in doc.

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This commit is contained in:
Paul Eggert 2018-12-06 11:07:18 -08:00
parent 46b8100811
commit b1d7f19ae7
2 changed files with 6 additions and 1 deletions
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5
doc/misc/efaq.texi
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@ -2009,7 +2009,10 @@ When this is done, Emacs by default creates a Unix domain socket named
@file{server} in a well-known directory, typically
@file{$XDG_RUNTIME_DIR/emacs} if Emacs is running under an X Window System
desktop and @file{$TMPDIR/emacs@var{userid}} otherwise. See the variable
@code{server-socket-dir}.
@code{server-socket-dir}. Traditionally, Emacs used
@file{$TMPDIR/emacs@var{userid}} even when running under an X desktop;
if you prefer this traditional (and less-secure) behavior, unset
@env{XDG_RUNTIME_DIR} before invoking Emacs and @samp{emacsclient}.
To get your news reader, mail reader, etc., to invoke
@samp{emacsclient}, try setting the environment variable @code{EDITOR}

2
etc/NEWS
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@ -133,6 +133,8 @@ to apply.
as the directory for client/server sockets, if Emacs is running
under an X Window System desktop that sets the XDG_RUNTIME_DIR
environment variable to indicate where session sockets should go.
To get the old and less-secure behavior, unset XDG_RUNTIME_DIR before
invoking emacs and emacsclient.
---
*** When run by root, emacsclient no longer connects to non-root sockets.