udev: support ENV{}=="" global property matches

[elogind.git] / src / core / hostname-setup.c

diff --git a/src/core/hostname-setup.c b/src/core/hostname-setup.c
index 7894f8a5f2e5f35528d8512e5359f73a778c375e..57baa7927504197d881a024ede7304cfad18ad3a 100644 (file)
--- a/src/core/hostname-setup.c
+++ b/src/core/hostname-setup.c
@@ -29,6 +29,7 @@
 #include "macro.h"
 #include "util.h"
 #include "log.h"
+#include "fileio.h"
 
 static int read_and_strip_hostname(const char *path, char **hn) {
         char *s;
@@ -41,7 +42,7 @@ static int read_and_strip_hostname(const char *path, char **hn) {
         if (r < 0)
                 return r;
 
-        hostname_cleanup(s);
+        hostname_cleanup(s, false);
 
         if (isempty(s)) {
                 free(s);
@@ -81,7 +82,7 @@ int hostname_setup(void) {
                 hn = "localhost";
         }
 
-        if (sethostname(hn, strlen(hn)) < 0) {
+        if (sethostname_idempotent(hn) < 0) {
                 log_warning("Failed to set hostname to <%s>: %m", hn);
                 return -errno;
         }