File _service:tar_scm:backport-utmp-remove-dev-from-... of Package systemd

File _service:tar_scm:backport-utmp-remove-dev-from-line.patch of Package systemd (Revision e9511bddc323e3339c74627cb57cfef3)

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From 09534e85b5c51c664077637e7e8c7c68dec52972 Mon Sep 17 00:00:00 2001
From: Vincent Bernat <vincent@bernat.ch>
Date: Mon, 18 Oct 2021 20:58:43 +0200
Subject: [PATCH] utmp: remove /dev from line

utmp(5) says `ut_line` is the device name minus the leading "/dev/". Therefore,
remove it. Without that, when using UtmpMode=user, we get `/dev/tty` in the
output of `last`/`w`.

(cherry picked from commit 33331d116db2eaf1189ea56ee4b36540179ac3dd)

Conflict:NA
Reference:https://github.com/systemd/systemd/commit/09534e85b5c51c664077637e7e8c7c68dec52972
---
 src/core/execute.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/core/execute.c b/src/core/execute.c
index 2a337b55a2..6ff757ff04 100644
--- a/src/core/execute.c
+++ b/src/core/execute.c
@@ -4059,13 +4059,17 @@ static int exec_child(
                 }
         }
 
-        if (context->utmp_id)
+        if (context->utmp_id) {
+                const char *line = context->tty_path ?
+                        (path_startswith(context->tty_path, "/dev/") ?: context->tty_path) :
+                        NULL;
                 utmp_put_init_process(context->utmp_id, getpid_cached(), getsid(0),
-                                      context->tty_path,
+                                      line,
                                       context->utmp_mode == EXEC_UTMP_INIT  ? INIT_PROCESS :
                                       context->utmp_mode == EXEC_UTMP_LOGIN ? LOGIN_PROCESS :
                                       USER_PROCESS,
                                       username);
+        }
 
         if (uid_is_valid(uid)) {
                 r = chown_terminal(STDIN_FILENO, uid);
-- 
2.33.0