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From 9dbb6564826a0def39a77ad292aecde75537d164 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Tue, 16 Oct 2018 14:49:36 +0200
Subject: [PATCH] core: accept system mode emergency action specifiers with a
 warning

Before we would only accept those "system" values, so there wasn't other
chocie. Let's provide backwards compatiblity in case somebody made use of
this functionality in user mode.

v2: use 'exit-force' not 'exit'
v3: use error value in log_syntax
(cherry picked from commit 469f76f170db39c72578e869ec7c087bb43f9350)

Related: #1860899
---
 src/core/load-fragment.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index c102ffb9f0..c0b1fd4f91 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -4280,6 +4280,16 @@ int config_parse_emergency_action(
 
         r = parse_emergency_action(rvalue, MANAGER_IS_SYSTEM(m), x);
         if (r < 0) {
+                if (r == -EOPNOTSUPP && MANAGER_IS_USER(m)) {
+                        /* Compat mode: remove for systemd 241. */
+
+                        log_syntax(unit, LOG_INFO, filename, line, r,
+                                   "%s= in user mode specified as \"%s\", using \"exit-force\" instead.",
+                                   lvalue, rvalue);
+                        *x = EMERGENCY_ACTION_EXIT_FORCE;
+                        return 0;
+                }
+
                 if (r == -EOPNOTSUPP)
                         log_syntax(unit, LOG_ERR, filename, line, r,
                                    "%s= specified as %s mode action, ignoring: %s",