#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;
if (r < 0)
return r;
- hostname_cleanup(s);
+ hostname_cleanup(s, false);
if (isempty(s)) {
free(s);
if (r == -ENOENT)
enoent = true;
else
- log_warning("Failed to read configured hostname: %s", strerror(-r));
+ log_warning_errno(r, "Failed to read configured hostname: %m");
hn = NULL;
} else
hn = "localhost";
}
- if (sethostname(hn, strlen(hn)) < 0) {
- log_warning("Failed to set hostname to <%s>: %m", hn);
- return -errno;
- }
+ if (sethostname_idempotent(hn) < 0)
+ return log_warning_errno(errno, "Failed to set hostname to <%s>: %m", hn);
log_info("Set hostname to <%s>.", hn);
return 0;