<varlistentry>
<term><option>--expand-environment=<replaceable>BOOL</replaceable></option></term>
- <listitem><para>Expand environment variables in command arguments. If enabled (the default), the
- service manager that spawns the actual command will expand variables specified as
- <literal>${<replaceable>VARIABLE</replaceable>}</literal> in the same way as in commands specied via
- <varname>ExecStart=</varname> in units. Note that this is similar to, but not the same as variable
- expansion in
+ <listitem><para>Expand environment variables in command arguments. If enabled (the default),
+ environment variables specified as <literal>${<replaceable>VARIABLE</replaceable>}</literal> will be
+ expanded in the same way as in commands specified via <varname>ExecStart=</varname> in units. With
+ <varname>--scope</varname>, this expansion is performed by <command>systemd-run</command> itself, and
+ in other cases by the service manager that spawns the command. Note that this is similar to, but not
+ the same as variable expansion in
<citerefentry project='man-pages'><refentrytitle>bash</refentrytitle><manvolnum>1</manvolnum></citerefentry>
and other shells.</para>
" --description=TEXT Description for unit\n"
" --slice=SLICE Run in the specified slice\n"
" --slice-inherit Inherit the slice\n"
- " --expand-environment=BOOL Control server-side expansion of environment\n"
- " variables\n"
+ " --expand-environment=BOOL Control expansion of environment variables\n"
" --no-block Do not wait until operation finished\n"
" -r --remain-after-exit Leave service around until explicitly stopped\n"
" --wait Wait until service stopped again\n"
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
_cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
- _cleanup_strv_free_ char **env = NULL, **user_env = NULL;
+ _cleanup_strv_free_ char **env = NULL, **user_env = NULL, **expanded_cmdline = NULL;
_cleanup_free_ char *scope = NULL;
const char *object = NULL;
sd_id128_t invocation_id;
if (!arg_quiet)
log_info("Running scope as unit: %s", scope);
+ if (arg_expand_environment) {
+ expanded_cmdline = replace_env_argv(arg_cmdline, env);
+ if (!expanded_cmdline)
+ return log_oom();
+ arg_cmdline = expanded_cmdline;
+ }
+
execvpe(arg_cmdline[0], arg_cmdline, env);
return log_error_errno(errno, "Failed to execute: %m");