return write_string_stream(f, line);
}
+int write_string_file_no_create(const char *fn, const char *line) {
+ _cleanup_fclose_ FILE *f = NULL;
+ int fd;
+
+ assert(fn);
+ assert(line);
+
+ /* We manually build our own version of fopen(..., "we") that
+ * without O_CREAT */
+ fd = open(fn, O_WRONLY|O_CLOEXEC|O_NOCTTY);
+ if (fd < 0)
+ return -errno;
+
+ f = fdopen(fd, "we");
+ if (!f) {
+ safe_close(fd);
+ return -errno;
+ }
+
+ return write_string_stream(f, line);
+}
+
int write_string_file_atomic(const char *fn, const char *line) {
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *p = NULL;