util.strbitop: Reduce scope of functions

Equivalent to 'local' in Lua, these functions are exported via the
luaopen_ function, which is the only one needing to be visible outside
of the file.

Pointed out by Link Mauve at some point, but there wasn't really any
rush here.

1 files changed, 3 insertions, 3 deletions

diff --git a/util-src/strbitop.c b/util-src/strbitop.c
index 89fce661..fda8917a 100644
--- a/util-src/strbitop.c
+++ b/util-src/strbitop.c
@@ -14,7 +14,7 @@
 
 /* TODO Deduplicate code somehow */
 
-int strop_and(lua_State *L) {
+static int strop_and(lua_State *L) {
 	luaL_Buffer buf;
 	size_t a, b, i;
 	const char *str_a = luaL_checklstring(L, 1, &a);
@@ -35,7 +35,7 @@ int strop_and(lua_State *L) {
 	return 1;
 }
 
-int strop_or(lua_State *L) {
+static int strop_or(lua_State *L) {
 	luaL_Buffer buf;
 	size_t a, b, i;
 	const char *str_a = luaL_checklstring(L, 1, &a);
@@ -56,7 +56,7 @@ int strop_or(lua_State *L) {
 	return 1;
 }
 
-int strop_xor(lua_State *L) {
+static int strop_xor(lua_State *L) {
 	luaL_Buffer buf;
 	size_t a, b, i;
 	const char *str_a = luaL_checklstring(L, 1, &a);