Make the get_options() return const

This lets us make a lot of other stuff const, allows the compiler to
generate (slightly) better code, and will make me get slightly fewer
patches from folks who stick mutable stuff into or_options_t.

const: because not every input is an output!

1 files changed, 3 insertions, 3 deletions

diff --git a/src/or/dirvote.c b/src/or/dirvote.c
index e77b4feb48..bf34c62af3 100644
--- a/src/or/dirvote.c
+++ b/src/or/dirvote.c
@@ -2504,7 +2504,7 @@ authority_cert_dup(authority_cert_t *cert)
 void
 dirvote_get_preferred_voting_intervals(vote_timing_t *timing_out)
 {
-  or_options_t *options = get_options();
+  const or_options_t *options = get_options();
 
   tor_assert(timing_out);
 
@@ -2578,7 +2578,7 @@ static struct {
 /** Set voting_schedule to hold the timing for the next vote we should be
  * doing. */
 void
-dirvote_recalculate_timing(or_options_t *options, time_t now)
+dirvote_recalculate_timing(const or_options_t *options, time_t now)
 {
   int interval, vote_delay, dist_delay;
   time_t start;
@@ -2629,7 +2629,7 @@ dirvote_recalculate_timing(or_options_t *options, time_t now)
 
 /** Entry point: Take whatever voting actions are pending as of <b>now</b>. */
 void
-dirvote_act(or_options_t *options, time_t now)
+dirvote_act(const or_options_t *options, time_t now)
 {
   if (!authdir_mode_v3(options))
     return;