if (param) {
- r = write_string_file(REBOOT_PARAM_FILE, param);
+ r = write_string_file(REBOOT_PARAM_FILE, param, WRITE_STRING_FILE_CREATE);
if (r < 0)
log_error("Failed to write reboot param to "
REBOOT_PARAM_FILE": %s", strerror(-r));
return 1;
}
+int unquote_first_word_and_warn(
+ const char **p,
+ char **ret,
+ UnquoteFlags flags,
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *rvalue) {
+ /* Try to unquote it, if it fails, warn about it and try again but this
+ * time using UNQUOTE_CUNESCAPE_RELAX to keep the backslashes verbatim
+ * in invalid escape sequences. */
+ const char *save;
+ int r;
+
+ save = *p;
+ r = unquote_first_word(p, ret, flags);
+ if (r < 0 && !(flags&UNQUOTE_CUNESCAPE_RELAX)) {
+ /* Retry it with UNQUOTE_CUNESCAPE_RELAX. */
+ *p = save;
+ r = unquote_first_word(p, ret, flags|UNQUOTE_CUNESCAPE_RELAX);
+ if (r < 0)
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Unbalanced quoting in command line, ignoring: \"%s\"", rvalue);
+ else
+ log_syntax(unit, LOG_WARNING, filename, line, EINVAL,
+ "Invalid escape sequences in command line: \"%s\"", rvalue);
+ }
+ return r;
+}
+
int unquote_many_words(const char **p, UnquoteFlags flags, ...) {
va_list ap;
char **l;