Properly declare parameterless functions as such

Also use void in the definitions for consistency.

src/cfuconf.c

@@ -78,7 +78,7 @@ typedef struct cfuconf_stack_entry {
 } cfuconf_stack_entry_t;
 
 static cfuconf_t *
-cfuconf_new() {
+cfuconf_new(void) {
 	cfuconf_t *conf = calloc(1, sizeof(cfuconf_t));
 	conf->type = libcfu_t_conf;
 	conf->containers = cfuhash_new_with_flags(CFUHASH_IGNORE_CASE);

src/cfuhash.c

@@ -202,7 +202,7 @@ _cfuhash_new(size_t size, u_int32_t flags) {
 }
 
 extern cfuhash_table_t *
-cfuhash_new() {
+cfuhash_new(void) {
 	return _cfuhash_new(8, CFUHASH_FROZEN_UNTIL_GROWS);
 }
 

src/cfuhash.h

@@ -67,7 +67,7 @@ typedef int (*cfuhash_foreach_fn_t)(void *key, size_t key_size, void *data, size
 	void *arg);
 
 /* Creates a new hash table. */
-extern cfuhash_table_t * cfuhash_new();
+extern cfuhash_table_t * cfuhash_new(void);
 
 /* Creates a new hash table with the specified size (number of
  *  buckets).

src/cfulist.c

@@ -72,7 +72,7 @@ struct cfulist {
 };
 
 extern cfulist_t *
-cfulist_new() {
+cfulist_new(void) {
 	cfulist_t *list = calloc(1, sizeof(cfulist_t));
 #ifdef HAVE_PTHREAD_H
 	pthread_mutex_init(&list->mutex, NULL);

src/cfulist.h

@@ -63,7 +63,7 @@ typedef void * (*cfulist_map_fn_t)(void *data, size_t data_size, void *arg,
 typedef void (*cfulist_free_fn_t)(void *data);
 
 /* Returns a new list. */
-extern cfulist_t * cfulist_new();
+extern cfulist_t * cfulist_new(void);
 
 /* Same as cfulist_new(), but set a function to be called on each
  * element when the list is destroyed.

src/cfuopt.c

@@ -72,7 +72,7 @@ typedef struct cfuopt_list_entry {
 } cfuopt_list_entry_t;
 
 extern cfuopt_t *
-cfuopt_new() {
+cfuopt_new(void) {
 	cfuopt_t *context = calloc(1, sizeof(cfuopt_t));
 	context->option_list = cfulist_new();
 	context->option_map = cfuhash_new();

src/cfuopt.h

@@ -45,7 +45,7 @@ CFU_BEGIN_DECLS
 typedef struct cfuopt_struct cfuopt_t;
 
 /* Returns a new options context */
-extern cfuopt_t *cfuopt_new();
+extern cfuopt_t *cfuopt_new(void);
 
 /* Adds to the list of known options. */
 extern void cfuopt_add_entry(cfuopt_t *context, const char *opt_str, void *arg_data,

src/cfustring.c

@@ -62,7 +62,7 @@ struct cfustring {
 };
 
 extern cfustring_t *
-cfustring_new() {
+cfustring_new(void) {
 	return cfustring_new_with_initial_size(0);
 }
 

src/cfustring.h

@@ -47,7 +47,7 @@ CFU_BEGIN_DECLS
 typedef struct cfustring cfustring_t;
 
 /* Returns a new String. */
-extern cfustring_t * cfustring_new();
+extern cfustring_t * cfustring_new(void);
 
 /* Returns a new String, but preallocates a buffer of the given size. */
 extern cfustring_t * cfustring_new_with_initial_size(size_t initial_size);

src/cfutime.c

@@ -51,7 +51,7 @@ typedef struct cfutime {
 } cfutime;
 
 extern cfutime_t *
-cfutime_new() {
+cfutime_new(void) {
 	cfutime_t *time = calloc(1, sizeof(cfutime));
 	time->type = libcfu_t_time;
 	return time;

src/cfutime.h

@@ -45,7 +45,7 @@ CFU_BEGIN_DECLS
 typedef struct cfutime cfutime_t;
 
 /* Return a new cfutime structure. */
-extern cfutime_t *cfutime_new();
+extern cfutime_t *cfutime_new(void);
 
 /* Start the timer. */
 extern void cfutime_begin(cfutime_t *time);