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, 1 insertions, 1 deletions

diff --git a/src/or/main.h b/src/or/main.h
index db97cf1c41..db251356fd 100644
--- a/src/or/main.h
+++ b/src/or/main.h
@@ -56,7 +56,7 @@ long get_uptime(void);
 void handle_signals(int is_parent);
 void process_signal(uintptr_t sig);
 
-int try_locking(or_options_t *options, int err_if_locked);
+int try_locking(const or_options_t *options, int err_if_locked);
 int have_lockfile(void);
 void release_lockfile(void);