core: fix %U when no User= used

When the username was not explicitly specified, both %U and %u would
print the username. Make %U always print UID.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2013-01-29 10:32:39 -05:00
parent d848b9cbfa
commit 0591220f33

View file

@ -26,6 +26,7 @@
#include "strv.h"
#include "unit-name.h"
#include "unit-printf.h"
#include "macro.h"
static char *specifier_prefix_and_instance(char specifier, void *data, void *userdata) {
Unit *u = userdata;
@ -123,6 +124,7 @@ static char *specifier_user_name(char specifier, void *data, void *userdata) {
ExecContext *c;
int r;
const char *username;
char _cleanup_free_ *tmp = NULL;
uid_t uid;
char *printed = NULL;
@ -130,12 +132,13 @@ static char *specifier_user_name(char specifier, void *data, void *userdata) {
c = unit_get_exec_context(u);
/* get USER env from our own env if set */
if (!c || !c->user)
return getusername_malloc();
if (c && c->user)
username = c->user;
else
/* get USER env from env or our own uid */
username = tmp = getusername_malloc();
/* fish username from passwd */
username = c->user;
r = get_user_creds(&username, &uid, NULL, NULL, NULL);
if (r < 0)
return NULL;