convert C prototypes for functions with no args from () to (void)

include/FLAC/metadata.h

@@ -360,7 +360,7 @@ extern FLAC_API const char * const FLAC__Metadata_SimpleIteratorStatusString[];
  * \retval FLAC__Metadata_SimpleIterator*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__Metadata_SimpleIterator *FLAC__metadata_simple_iterator_new();
+FLAC_API FLAC__Metadata_SimpleIterator *FLAC__metadata_simple_iterator_new(void);
 
 /** Free an iterator instance.  Deletes the object pointed to by \a iterator.
  *
@@ -723,7 +723,7 @@ extern FLAC_API const char * const FLAC__Metadata_ChainStatusString[];
  * \retval FLAC__Metadata_Chain*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__Metadata_Chain *FLAC__metadata_chain_new();
+FLAC_API FLAC__Metadata_Chain *FLAC__metadata_chain_new(void);
 
 /** Free a chain instance.  Deletes the object pointed to by \a chain.
  *
@@ -1017,7 +1017,7 @@ FLAC_API void FLAC__metadata_chain_sort_padding(FLAC__Metadata_Chain *chain);
  * \retval FLAC__Metadata_Iterator*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__Metadata_Iterator *FLAC__metadata_iterator_new();
+FLAC_API FLAC__Metadata_Iterator *FLAC__metadata_iterator_new(void);
 
 /** Free an iterator instance.  Deletes the object pointed to by \a iterator.
  *
@@ -1772,7 +1772,7 @@ FLAC_API int FLAC__metadata_object_vorbiscomment_remove_entries_matching(FLAC__S
  * \retval FLAC__StreamMetadata_CueSheet_Track*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__StreamMetadata_CueSheet_Track *FLAC__metadata_object_cuesheet_track_new();
+FLAC_API FLAC__StreamMetadata_CueSheet_Track *FLAC__metadata_object_cuesheet_track_new(void);
 
 /** Create a copy of an existing CUESHEET track object.
  *

include/FLAC/stream_decoder.h

@@ -739,7 +739,7 @@ typedef void (*FLAC__StreamDecoderErrorCallback)(const FLAC__StreamDecoder *deco
  * \retval FLAC__StreamDecoder*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__StreamDecoder *FLAC__stream_decoder_new();
+FLAC_API FLAC__StreamDecoder *FLAC__stream_decoder_new(void);
 
 /** Free a decoder instance.  Deletes the object pointed to by \a decoder.
  *

include/FLAC/stream_encoder.h

@@ -690,7 +690,7 @@ typedef void (*FLAC__StreamEncoderProgressCallback)(const FLAC__StreamEncoder *e
  * \retval FLAC__StreamEncoder*
  *    \c NULL if there was an error allocating memory, else the new instance.
  */
-FLAC_API FLAC__StreamEncoder *FLAC__stream_encoder_new();
+FLAC_API FLAC__StreamEncoder *FLAC__stream_encoder_new(void);
 
 /** Free an encoder instance.  Deletes the object pointed to by \a encoder.
  *

include/share/grabbag/file.h

@@ -53,8 +53,8 @@ FLAC__bool grabbag__file_are_same(const char *f1, const char *f2);
 FLAC__bool grabbag__file_remove_file(const char *filename);
 
 /* these will forcibly set stdin/stdout to binary mode (for OSes that require it) */
-FILE *grabbag__file_get_binary_stdin();
-FILE *grabbag__file_get_binary_stdout();
+FILE *grabbag__file_get_binary_stdin(void);
+FILE *grabbag__file_get_binary_stdout(void);
 
 #ifdef __cplusplus
 }

src/flac/main.c

@@ -58,21 +58,21 @@
 
 typedef enum { RAW, WAV, AIF, FLAC, OGGFLAC } FileFormat;
 
-static int do_it();
+static int do_it(void);
 
-static FLAC__bool init_options();
+static FLAC__bool init_options(void);
 static int parse_options(int argc, char *argv[]);
 static int parse_option(int short_option, const char *long_option, const char *option_argument);
-static void free_options();
+static void free_options(void);
 static void add_compression_setting_bool(compression_setting_type_t type, FLAC__bool value);
 static void add_compression_setting_string(compression_setting_type_t type, const char *value);
 static void add_compression_setting_unsigned(compression_setting_type_t type, unsigned value);
 
 static int usage_error(const char *message, ...);
-static void short_usage();
-static void show_version();
-static void show_help();
-static void show_explain();
+static void short_usage(void);
+static void show_version(void);
+static void show_help(void);
+static void show_explain(void);
 static void format_mistake(const char *infilename, FileFormat wrong, FileFormat right);
 
 static int encode_file(const char *infilename, FLAC__bool is_first_file, FLAC__bool is_last_file);
@@ -305,7 +305,7 @@ int main(int argc, char *argv[])
 	return retval;
 }
 
-int do_it()
+int do_it(void)
 {
 	int retval = 0;
 
@@ -495,7 +495,7 @@ int do_it()
 	return retval;
 }
 
-FLAC__bool init_options()
+FLAC__bool init_options(void)
 {
 	option_values.show_help = false;
 	option_values.show_explain = false;
@@ -989,7 +989,7 @@ int parse_option(int short_option, const char *long_option, const char *option_a
 	return 0;
 }
 
-void free_options()
+void free_options(void)
 {
 	unsigned i;
 	if(0 != option_values.filenames) {
@@ -1051,12 +1051,12 @@ int usage_error(const char *message, ...)
 	return 1;
 }
 
-void show_version()
+void show_version(void)
 {
 	printf("flac %s\n", FLAC__VERSION_STRING);
 }
 
-static void usage_header()
+static void usage_header(void)
 {
 	printf("===============================================================================\n");
 	printf("flac - Command-line FLAC encoder/decoder version %s\n", FLAC__VERSION_STRING);
@@ -1078,7 +1078,7 @@ static void usage_header()
 	printf("===============================================================================\n");
 }
 
-static void usage_summary()
+static void usage_summary(void)
 {
 	printf("Usage:\n");
 	printf("\n");
@@ -1089,7 +1089,7 @@ static void usage_summary()
 	printf("\n");
 }
 
-void short_usage()
+void short_usage(void)
 {
 	usage_header();
 	printf("\n");
@@ -1108,7 +1108,7 @@ void short_usage()
 	printf("  flac -t [INPUTFILE [...]]\n");
 }
 
-void show_help()
+void show_help(void)
 {
 	usage_header();
 	usage_summary();
@@ -1198,7 +1198,7 @@ void show_help()
 	printf("      --no-verify\n");
 }
 
-void show_explain()
+void show_explain(void)
 {
 	usage_header();
 	usage_summary();

src/libFLAC/bitreader.c

@@ -257,7 +257,7 @@ static FLAC__bool bitreader_read_from_client_(FLAC__BitReader *br)
  *
  ***********************************************************************/
 
-FLAC__BitReader *FLAC__bitreader_new()
+FLAC__BitReader *FLAC__bitreader_new(void)
 {
 	FLAC__BitReader *br = (FLAC__BitReader*)calloc(1, sizeof(FLAC__BitReader));
 

src/libFLAC/bitwriter.c

@@ -139,7 +139,7 @@ static FLAC__bool bitwriter_grow_(FLAC__BitWriter *bw, unsigned bits_to_add)
  *
  ***********************************************************************/
 
-FLAC__BitWriter *FLAC__bitwriter_new()
+FLAC__BitWriter *FLAC__bitwriter_new(void)
 {
 	FLAC__BitWriter *bw = (FLAC__BitWriter*)calloc(1, sizeof(FLAC__BitWriter));
 	/* note that calloc() sets all members to 0 for us */

src/libFLAC/include/private/bitreader.h

@@ -46,7 +46,7 @@ typedef FLAC__bool (*FLAC__BitReaderReadCallback)(FLAC__byte buffer[], size_t *b
 /*
  * construction, deletion, initialization, etc functions
  */
-FLAC__BitReader *FLAC__bitreader_new();
+FLAC__BitReader *FLAC__bitreader_new(void);
 void FLAC__bitreader_delete(FLAC__BitReader *br);
 FLAC__bool FLAC__bitreader_init(FLAC__BitReader *br, FLAC__BitReaderReadCallback rcb, void *cd);
 void FLAC__bitreader_free(FLAC__BitReader *br); /* does not 'free(br)' */

src/libFLAC/include/private/bitwriter.h

@@ -44,7 +44,7 @@ typedef struct FLAC__BitWriter FLAC__BitWriter;
 /*
  * construction, deletion, initialization, etc functions
  */
-FLAC__BitWriter *FLAC__bitwriter_new();
+FLAC__BitWriter *FLAC__bitwriter_new(void);
 void FLAC__bitwriter_delete(FLAC__BitWriter *bw);
 FLAC__bool FLAC__bitwriter_init(FLAC__BitWriter *bw);
 void FLAC__bitwriter_free(FLAC__BitWriter *bw); /* does not 'free(buffer)' */

src/libFLAC/include/private/cpu.h

@@ -84,9 +84,9 @@ void FLAC__cpu_info(FLAC__CPUInfo *info);
 #ifndef FLAC__NO_ASM
 #ifdef FLAC__CPU_IA32
 #ifdef FLAC__HAS_NASM
-unsigned FLAC__cpu_info_asm_ia32();
-unsigned FLAC__cpu_info_extended_amd_asm_ia32();
-unsigned FLAC__cpu_info_sse_test_asm_ia32();
+unsigned FLAC__cpu_info_asm_ia32(void);
+unsigned FLAC__cpu_info_extended_amd_asm_ia32(void);
+unsigned FLAC__cpu_info_sse_test_asm_ia32(void);
 #endif
 #endif
 #endif

src/libFLAC/metadata_iterators.c

@@ -374,7 +374,7 @@ FLAC_API const char * const FLAC__Metadata_SimpleIteratorStatusString[] = {
 };
 
 
-FLAC_API FLAC__Metadata_SimpleIterator *FLAC__metadata_simple_iterator_new()
+FLAC_API FLAC__Metadata_SimpleIterator *FLAC__metadata_simple_iterator_new(void)
 {
 	FLAC__Metadata_SimpleIterator *iterator = (FLAC__Metadata_SimpleIterator*)calloc(1, sizeof(FLAC__Metadata_SimpleIterator));
 
@@ -885,7 +885,7 @@ FLAC_API const char * const FLAC__Metadata_ChainStatusString[] = {
 };
 
 
-static FLAC__Metadata_Node *node_new_()
+static FLAC__Metadata_Node *node_new_(void)
 {
 	return (FLAC__Metadata_Node*)calloc(1, sizeof(FLAC__Metadata_Node));
 }
@@ -1439,7 +1439,7 @@ static FLAC__bool chain_rewrite_file_cb_(FLAC__Metadata_Chain *chain, FLAC__IOHa
 	return true;
 }
 
-FLAC_API FLAC__Metadata_Chain *FLAC__metadata_chain_new()
+FLAC_API FLAC__Metadata_Chain *FLAC__metadata_chain_new(void)
 {
 	FLAC__Metadata_Chain *chain = (FLAC__Metadata_Chain*)calloc(1, sizeof(FLAC__Metadata_Chain));
 
@@ -1772,7 +1772,7 @@ FLAC_API void FLAC__metadata_chain_sort_padding(FLAC__Metadata_Chain *chain)
 }
 
 
-FLAC_API FLAC__Metadata_Iterator *FLAC__metadata_iterator_new()
+FLAC_API FLAC__Metadata_Iterator *FLAC__metadata_iterator_new(void)
 {
 	FLAC__Metadata_Iterator *iterator = (FLAC__Metadata_Iterator*)calloc(1, sizeof(FLAC__Metadata_Iterator));
 

src/libFLAC/metadata_object.c

@@ -1411,7 +1411,7 @@ FLAC_API int FLAC__metadata_object_vorbiscomment_remove_entries_matching(FLAC__S
 	return ok? (int)matching : -1;
 }
 
-FLAC_API FLAC__StreamMetadata_CueSheet_Track *FLAC__metadata_object_cuesheet_track_new()
+FLAC_API FLAC__StreamMetadata_CueSheet_Track *FLAC__metadata_object_cuesheet_track_new(void)
 {
 	return (FLAC__StreamMetadata_CueSheet_Track*)calloc(1, sizeof(FLAC__StreamMetadata_CueSheet_Track));
 }

src/libFLAC/stream_decoder.c

@@ -102,7 +102,7 @@ static FLAC__byte ID3V2_TAG_[3] = { 'I', 'D', '3' };
  ***********************************************************************/
 
 static void set_defaults_(FLAC__StreamDecoder *decoder);
-static FILE *get_binary_stdin_();
+static FILE *get_binary_stdin_(void);
 static FLAC__bool allocate_output_(FLAC__StreamDecoder *decoder, unsigned size, unsigned channels);
 static FLAC__bool has_id_filtered_(FLAC__StreamDecoder *decoder, FLAC__byte *id);
 static FLAC__bool find_metadata_(FLAC__StreamDecoder *decoder);
@@ -273,7 +273,7 @@ FLAC_API const char * const FLAC__StreamDecoderErrorStatusString[] = {
  * Class constructor/destructor
  *
  ***********************************************************************/
-FLAC_API FLAC__StreamDecoder *FLAC__stream_decoder_new()
+FLAC_API FLAC__StreamDecoder *FLAC__stream_decoder_new(void)
 {
 	FLAC__StreamDecoder *decoder;
 	unsigned i;
@@ -1272,7 +1272,7 @@ void set_defaults_(FLAC__StreamDecoder *decoder)
 /*
  * This will forcibly set stdin to binary mode (for OSes that require it)
  */
-FILE *get_binary_stdin_()
+FILE *get_binary_stdin_(void)
 {
 	/* if something breaks here it is probably due to the presence or
 	 * absence of an underscore before the identifiers 'setmode',

src/libFLAC/stream_encoder.c

@@ -311,7 +311,7 @@ static FLAC__StreamEncoderReadStatus file_read_callback_(const FLAC__StreamEncod
 static FLAC__StreamEncoderSeekStatus file_seek_callback_(const FLAC__StreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data);
 static FLAC__StreamEncoderTellStatus file_tell_callback_(const FLAC__StreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data);
 static FLAC__StreamEncoderWriteStatus file_write_callback_(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], size_t bytes, unsigned samples, unsigned current_frame, void *client_data);
-static FILE *get_binary_stdout_();
+static FILE *get_binary_stdout_(void);
 
 
 /***********************************************************************
@@ -510,7 +510,7 @@ static const unsigned OVERREAD_ = 1;
  * Class constructor/destructor
  *
  */
-FLAC_API FLAC__StreamEncoder *FLAC__stream_encoder_new()
+FLAC_API FLAC__StreamEncoder *FLAC__stream_encoder_new(void)
 {
 	FLAC__StreamEncoder *encoder;
 	unsigned i;
@@ -4497,7 +4497,7 @@ FLAC__StreamEncoderWriteStatus file_write_callback_(const FLAC__StreamEncoder *e
 /*
  * This will forcibly set stdout to binary mode (for OSes that require it)
  */
-FILE *get_binary_stdout_()
+FILE *get_binary_stdout_(void)
 {
 	/* if something breaks here it is probably due to the presence or
 	 * absence of an underscore before the identifiers 'setmode',

src/metaflac/operations.c

@@ -30,7 +30,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-static void show_version();
+static void show_version(void);
 static FLAC__bool do_major_operation(const CommandLineOptions *options);
 static FLAC__bool do_major_operation_on_file(const char *filename, const CommandLineOptions *options);
 static FLAC__bool do_major_operation__list(const char *filename, FLAC__Metadata_Chain *chain, const CommandLineOptions *options);
@@ -90,7 +90,7 @@ FLAC__bool do_operations(const CommandLineOptions *options)
  * local routines
  */
 
-void show_version()
+void show_version(void)
 {
 	printf("metaflac %s\n", FLAC__VERSION_STRING);
 }

src/plugin_common/charset.h

@@ -30,7 +30,7 @@
  * Prototypes *
  **************/
 
-char *FLAC_plugin__charset_get_current();
+char *FLAC_plugin__charset_get_current(void);
 char *FLAC_plugin__charset_convert_string(const char *string, char *from, char *to);
 
 /* returns 1 for success, 0 for failure or no iconv */

src/plugin_xmms/configure.c

@@ -783,7 +783,7 @@ void FLAC_XMMS__configure(void)
 	gtk_widget_show_all(flac_configurewin);
 }
 
-void FLAC_XMMS__aboutbox()
+void FLAC_XMMS__aboutbox(void)
 {
 	static GtkWidget *about_window;
 

src/plugin_xmms/configure.h

@@ -69,7 +69,7 @@ typedef struct {
 extern flac_config_t flac_cfg;
 
 extern void FLAC_XMMS__configure(void);
-extern void FLAC_XMMS__aboutbox();
+extern void FLAC_XMMS__aboutbox(void);
 
 #endif
 

src/plugin_xmms/fileinfo.c

@@ -142,7 +142,7 @@ static void get_entry_tag(GtkEntry * entry, const char *name)
 		free(utf8);
 }
 
-static void show_tag()
+static void show_tag(void)
 {
 	set_entry_tag(GTK_ENTRY(title_entry)                  , FLAC_plugin__tags_get_tag_utf8(tags_, "TITLE"));
 	set_entry_tag(GTK_ENTRY(artist_entry)                 , FLAC_plugin__tags_get_tag_utf8(tags_, "ARTIST"));
@@ -195,7 +195,7 @@ static void remove_tag(GtkWidget * w, gpointer data)
 	gtk_widget_destroy(window);
 }
 
-static void show_file_info()
+static void show_file_info(void)
 {
 	FLAC__StreamMetadata streaminfo;
 	struct stat _stat;
@@ -239,7 +239,7 @@ static void show_file_info()
 	}
 }
 
-static void show_replaygain()
+static void show_replaygain(void)
 {
 	/* known limitation: If only one of gain and peak is set, neither will be shown. This is true for
 	 * both track and album replaygain tags. Written so it will be easy to fix, with some trouble.  */

src/plugin_xmms/plugin.c

@@ -75,14 +75,14 @@ typedef struct {
 	DitherContext dither_context;
 } stream_data_struct;
 
-static void FLAC_XMMS__init();
+static void FLAC_XMMS__init(void);
 static int  FLAC_XMMS__is_our_file(char *filename);
 static void FLAC_XMMS__play_file(char *filename);
-static void FLAC_XMMS__stop();
+static void FLAC_XMMS__stop(void);
 static void FLAC_XMMS__pause(short p);
 static void FLAC_XMMS__seek(int time);
-static int  FLAC_XMMS__get_time();
-static void FLAC_XMMS__cleanup();
+static int  FLAC_XMMS__get_time(void);
+static void FLAC_XMMS__cleanup(void);
 static void FLAC_XMMS__get_song_info(char *filename, char **title, int *length);
 
 static void *play_loop_(void *arg);
@@ -141,7 +141,7 @@ static FLAC__bool is_big_endian_host_;
 static unsigned bitrate_history_[BITRATE_HIST_SIZE];
 
 
-InputPlugin *get_iplugin_info()
+InputPlugin *get_iplugin_info(void)
 {
 	flac_ip.description = g_strdup_printf("Reference FLAC Player v%s", FLAC__VERSION_STRING);
 	return &flac_ip;
@@ -154,7 +154,7 @@ void set_track_info(const char* title, int length_in_msec)
 	}
 }
 
-static gchar* homedir()
+static gchar* homedir(void)
 {
 	gchar *result;
 	char *env_home = getenv("HOME");
@@ -177,7 +177,7 @@ static FLAC__bool is_http_source(const char *source)
 	return 0 == strncasecmp(source, "http://", 7);
 }
 
-void FLAC_XMMS__init()
+void FLAC_XMMS__init(void)
 {
 	ConfigFile *cfg;
 	FLAC__uint32 test = 1;
@@ -343,7 +343,7 @@ void FLAC_XMMS__play_file(char *filename)
 	pthread_create(&decode_thread_, NULL, play_loop_, NULL);
 }
 
-void FLAC_XMMS__stop()
+void FLAC_XMMS__stop(void)
 {
 	if(stream_data_.is_playing) {
 		stream_data_.is_playing = false;
@@ -372,7 +372,7 @@ void FLAC_XMMS__seek(int time)
 	}
 }
 
-int FLAC_XMMS__get_time()
+int FLAC_XMMS__get_time(void)
 {
 	if(audio_error_)
 		return -2;
@@ -382,7 +382,7 @@ int FLAC_XMMS__get_time()
 		return flac_ip.output->output_time();
 }
 
-void FLAC_XMMS__cleanup()
+void FLAC_XMMS__cleanup(void)
 {
 	safe_decoder_delete_(decoder_);
 	decoder_ = 0;