gpg,common,scd,sm: Function prototype fixes for modern compiler.

* common/gettime.c (gnupg_get_time): It has no arguments.
* common/signal.c (gnupg_block_all_signals): Likewise.
(gnupg_unblock_all_signals): Likewise.
* common/utf8conv.c (get_native_charset): Likewise.
* g10/cpr.c (is_status_enabled, cpr_enabled): Likewise.
* g10/getkey.c (getkey_disable_caches): Likewise.
* g10/keygen.c (ask_expiredate): Likewise.
* g10/passphrase.c (have_static_passphrase): Likewise.
(get_last_passphrase): Likewise.
* g10/tdbio.c (tdbio_is_dirty, tdbio_sync): Likewise.
(tdbio_get_dbname, open_db, tdbio_db_matches_options): Likewise.
(tdbio_read_nextcheck): Likewise.
* g10/trustdb.c (how_to_fix_the_trustdb): Likewise.
* scd/scdaemon.c (scd_get_socket_name): Likewise.
* sm/passphrase.c (have_static_passphrase): Likewise.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

common/gettime.c

@@ -64,7 +64,7 @@ static enum { NORMAL = 0, FROZEN, FUTURE, PAST } timemode;
 /* Wrapper for the time(3).  We use this here so we can fake the time
    for tests */
 time_t
-gnupg_get_time ()
+gnupg_get_time (void)
 {
   time_t current = time (NULL);
   if (current == (time_t)(-1))

common/signal.c

@@ -239,13 +239,13 @@ do_block (int block)
 
 
 void
-gnupg_block_all_signals ()
+gnupg_block_all_signals (void)
 {
   do_block(1);
 }
 
 void
-gnupg_unblock_all_signals ()
+gnupg_unblock_all_signals (void)
 {
   do_block(0);
 }

common/utf8conv.c

@@ -299,7 +299,7 @@ set_native_charset (const char *newset)
 }
 
 const char *
-get_native_charset ()
+get_native_charset (void)
 {
   return active_charset_name;
 }

g10/cpr.c

@@ -128,7 +128,7 @@ set_status_fd (int fd)
 
 
 int
-is_status_enabled ()
+is_status_enabled (void)
 {
   return !!statusfp;
 }
@@ -532,7 +532,7 @@ do_get_from_fd ( const char *keyword, int hidden, int getbool )
 
 
 int
-cpr_enabled()
+cpr_enabled(void)
 {
     if( opt.command_fd != -1 )
 	return 1;

g10/getkey.c

@@ -260,7 +260,7 @@ user_id_not_found_utf8 (void)
    cache_public_key and get_pubkey).  Note: there is currently no way
    to re-enable this cache.  */
 void
-getkey_disable_caches ()
+getkey_disable_caches (void)
 {
 #if MAX_PK_CACHE_ENTRIES
   {

g10/keygen.c

@@ -2922,7 +2922,7 @@ ask_expire_interval(int object,const char *def_expire)
 }
 
 u32
-ask_expiredate()
+ask_expiredate (void)
 {
     u32 x = ask_expire_interval(0,NULL);
     return x? make_timestamp() + x : 0;

g10/passphrase.c

@@ -49,7 +49,7 @@ static char *last_pw = NULL;
 
 
 int
-have_static_passphrase()
+have_static_passphrase (void)
 {
   return (!!fd_passwd
           && (opt.batch || opt.pinentry_mode == PINENTRY_MODE_LOOPBACK));
@@ -89,7 +89,7 @@ set_next_passphrase( const char *s )
  * the caller must free the result.  May return NULL:
  */
 char *
-get_last_passphrase()
+get_last_passphrase (void)
 {
   char *p = last_pw;
   last_pw = NULL;

g10/tdbio.c

@@ -415,7 +415,7 @@ put_record_into_cache (ulong recno, const char *data)
 
 /* Return true if the cache is dirty.  */
 int
-tdbio_is_dirty()
+tdbio_is_dirty (void)
 {
   return cache_is_dirty;
 }
@@ -425,7 +425,7 @@ tdbio_is_dirty()
  * Flush the cache.  This cannot be used while in a transaction.
  */
 int
-tdbio_sync()
+tdbio_sync (void)
 {
     CACHE_CTRL r;
     int did_lock = 0;
@@ -765,7 +765,7 @@ tdbio_set_dbname (ctrl_t ctrl, const char *new_dbname,
  * Return the full name of the trustdb.
  */
 const char *
-tdbio_get_dbname ()
+tdbio_get_dbname (void)
 {
   return db_name;
 }
@@ -777,7 +777,7 @@ tdbio_get_dbname ()
  * the trustdb handle (DB_FD) is guaranteed to be open.
  */
 static void
-open_db ()
+open_db (void)
 {
   TRUSTREC rec;
 
@@ -859,7 +859,7 @@ create_hashtable (ctrl_t ctrl, TRUSTREC *vr, int type)
  * Return: 1 for yes, 0 for no.
  */
 int
-tdbio_db_matches_options()
+tdbio_db_matches_options (void)
 {
   static int yes_no = -1;
 
@@ -916,7 +916,7 @@ tdbio_read_model (void)
  * problem the process is terminated.
  */
 ulong
-tdbio_read_nextcheck ()
+tdbio_read_nextcheck (void)
 {
   TRUSTREC vr;
   int rc;

g10/trustdb.c

@@ -544,7 +544,7 @@ setup_trustdb( int level, const char *dbname )
 }
 
 void
-how_to_fix_the_trustdb ()
+how_to_fix_the_trustdb (void)
 {
   const char *name = trustdb_args.dbname;
 

scd/scdaemon.c

@@ -998,7 +998,7 @@ scd_deinit_default_ctrl (ctrl_t ctrl)
 /* Return the name of the socket to be used to connect to this
    process.  If no socket is available, return NULL. */
 const char *
-scd_get_socket_name ()
+scd_get_socket_name (void)
 {
   if (socket_name && *socket_name)
     return socket_name;

sm/passphrase.c

@@ -29,7 +29,7 @@
 static char *fd_passwd = NULL;
 
 int
-have_static_passphrase ()
+have_static_passphrase (void)
 {
   return (!!fd_passwd
           && (opt.batch || opt.pinentry_mode == PINENTRY_MODE_LOOPBACK));