Add `void` to parameterless functions

src/main/c/rule/char/attrname.c

@@ -6,7 +6,7 @@
 
 static nh_set_int32_t hb_r_attrname_blacklist;
 
-void hb_r_attrname_init() {
+void hb_r_attrname_init(void) {
   hb_r_attrname_blacklist = nh_set_int32_create();
   hb_r_c0_add_elems(hb_r_attrname_blacklist);
   nh_set_int32_add(hb_r_attrname_blacklist, ' ');

src/main/c/rule/char/c0.c

@@ -11,7 +11,7 @@ void hb_r_c0_add_elems(nh_set_int32_t set) {
   }
 }
 
-void hb_r_c0_init() {
+void hb_r_c0_init(void) {
   hb_r_c0_set = nh_set_int32_create();
   hb_r_c0_add_elems(hb_r_c0_set);
 }

src/main/c/rule/char/digit.c

@@ -11,7 +11,7 @@ void hb_r_digit_add_elems(nh_set_int32_t set) {
   }
 }
 
-void hb_r_digit_init() {
+void hb_r_digit_init(void) {
   hb_r_digit_set = nh_set_int32_create();
   hb_r_digit_add_elems(hb_r_digit_set);
 }

src/main/c/rule/char/lcalpha.c

@@ -11,7 +11,7 @@ void hb_r_lcalpha_add_elems(nh_set_int32_t set) {
   }
 }
 
-void hb_r_lcalpha_init() {
+void hb_r_lcalpha_init(void) {
   hb_r_lcalpha_set = nh_set_int32_create();
   hb_r_lcalpha_add_elems(hb_r_lcalpha_set);
 }

src/main/c/rule/char/tagname.c

@@ -8,7 +8,7 @@
 
 static nh_set_int32_t hb_r_tagname_set;
 
-void hb_r_tagname_init() {
+void hb_r_tagname_init(void) {
   hb_r_tagname_set = nh_set_int32_create();
   hb_r_lcalpha_add_elems(hb_r_tagname_set);
   hb_r_ucalpha_add_elems(hb_r_tagname_set);

src/main/c/rule/char/ucalpha.c

@@ -11,7 +11,7 @@ void hb_r_ucalpha_add_elems(nh_set_int32_t set) {
   }
 }
 
-void hb_r_ucalpha_init() {
+void hb_r_ucalpha_init(void) {
   hb_r_ucalpha_set = nh_set_int32_create();
   hb_r_ucalpha_add_elems(hb_r_ucalpha_set);
 }

src/main/c/rule/char/unquotedattrval.c

@@ -6,7 +6,7 @@
 
 static nh_set_int32_t hb_r_unquotedattrval_set;
 
-void hb_r_unquotedattrval_init() {
+void hb_r_unquotedattrval_init(void) {
   hb_r_unquotedattrval_set = nh_set_int32_create();
   hb_r_whitespace_add_elems(hb_r_unquotedattrval_set);
   nh_set_int32_add(hb_r_unquotedattrval_set, '"');

src/main/c/rule/char/whitespace.c

@@ -13,7 +13,7 @@ void hb_r_whitespace_add_elems(nh_set_int32_t set) {
   nh_set_int32_add(set, 0x20); // SPACE
 }
 
-void hb_r_whitespace_init() {
+void hb_r_whitespace_init(void) {
   hb_r_whitespace_set = nh_set_int32_create();
   hb_r_whitespace_add_elems(hb_r_whitespace_set);
 }

src/main/c/rule/entity/entityrefs.c

@@ -9,7 +9,7 @@
 NICEHASH_MAP_STR(int32, int32_t)
 static nh_map_str_int32_t hb_r_entityrefs_map;
 
-void hb_r_entityrefs_init() {
+void hb_r_entityrefs_init(void) {
   hb_r_entityrefs_map = nh_map_str_int32_create();
   nh_map_str_int32_set(hb_r_entityrefs_map, "AElig", 0xc6);
   nh_map_str_int32_set(hb_r_entityrefs_map, "AMP", 0x26);

src/main/c/rule/relation/blacklistchildren.c

@@ -7,7 +7,7 @@
 NICEHASH_MAP_STR(strset, nh_set_str_t)
 static nh_map_str_strset_t hb_r_blacklistchildren_map;
 
-void hb_r_blacklistchildren_init() {
+void hb_r_blacklistchildren_init(void) {
   hb_r_blacklistchildren_map = nh_map_str_strset_create();
 }
 

src/main/c/rule/relation/blacklistparents.c

@@ -7,7 +7,7 @@
 NICEHASH_MAP_STR(strset, nh_set_str_t)
 static nh_map_str_strset_t hb_r_blacklistparents_map;
 
-void hb_r_blacklistparents_init() {
+void hb_r_blacklistparents_init(void) {
   hb_r_blacklistparents_map = nh_map_str_strset_create();
 }
 

src/main/c/rule/relation/whitelistchildren.c

@@ -7,7 +7,7 @@
 NICEHASH_MAP_STR(strset, nh_set_str_t)
 static nh_map_str_strset_t hb_r_whitelistchildren_map;
 
-void hb_r_whitelistchildren_init() {
+void hb_r_whitelistchildren_init(void) {
   hb_r_whitelistchildren_map = nh_map_str_strset_create();
 
   nh_set_str_t table = nh_set_str_create();

src/main/c/rule/relation/whitelistparents.c

@@ -7,7 +7,7 @@
 NICEHASH_MAP_STR(strset, nh_set_str_t)
 static nh_map_str_strset_t hb_r_whitelistparents_map;
 
-void hb_r_whitelistparents_init() {
+void hb_r_whitelistparents_init(void) {
   hb_r_whitelistparents_map = nh_map_str_strset_create();
 
   nh_set_str_t li = nh_set_str_create();

src/main/c/rule/tag/tags.c

@@ -7,7 +7,7 @@
 
 static nh_set_str_t hb_r_tags_set;
 
-void hb_r_tags_init() {
+void hb_r_tags_init(void) {
   hb_r_tags_set = nh_set_str_create();
   nh_set_str_add(hb_r_tags_set, "a");
   nh_set_str_add(hb_r_tags_set, "abbr");

src/main/c/rule/tag/voidtags.c

@@ -5,7 +5,7 @@
 
 static nh_set_str_t hb_r_voidtags_set;
 
-void hb_r_voidtags_init() {
+void hb_r_voidtags_init(void) {
   hb_r_voidtags_set = nh_set_str_create();
   nh_set_str_add(hb_r_voidtags_set, "area");
   nh_set_str_add(hb_r_voidtags_set, "base");