MDEV-9618 solaris sparc build fails on 10.1.

    Compiler on Sparc is strict about the 'const' modifiers
    in function declarations and definitions. Meaning
    they should be exactly same.

sql/wsrep_applier.h

@@ -23,6 +23,7 @@ void wsrep_set_apply_format(THD* thd, Format_description_log_event* ev);
 Format_description_log_event* wsrep_get_apply_format(THD* thd);
 
 /* wsrep callback prototypes */
+extern "C" {
 
 wsrep_cb_status_t wsrep_apply_cb(void *ctx,
                                  const void* buf, size_t buf_len,
@@ -39,4 +40,5 @@ wsrep_cb_status_t wsrep_unordered_cb(void*       ctx,
                                      const void* data,
                                      size_t      size);
 
+} /* extern "C" */
 #endif /* WSREP_APPLIER_H */

sql/wsrep_binlog.h

@@ -38,10 +38,10 @@ int wsrep_write_cache_buf(IO_CACHE *cache, uchar **buf, size_t *buf_len);
   @param len  total amount of data written
   @return     wsrep error status
  */
-int wsrep_write_cache (wsrep_t*  wsrep,
-                       THD*      thd,
-                       IO_CACHE* cache,
-                       size_t*   len);
+int wsrep_write_cache (wsrep_t*  const wsrep,
+                       THD*      const thd,
+                       IO_CACHE* const cache,
+                       size_t*   const len);
 
 /* Dump replication buffer to disk */
 void wsrep_dump_rbr_buf(THD *thd, const void* rbr_buf, size_t buf_len);

sql/wsrep_priv.h

@@ -40,8 +40,11 @@ extern wsrep_uuid_t  local_uuid;
 extern wsrep_seqno_t local_seqno;
 
 // a helper function
-void wsrep_sst_received(wsrep_t*, const wsrep_uuid_t&, wsrep_seqno_t,
-                        const void*, size_t);
+void wsrep_sst_received (wsrep_t* const wsrep,
+                         const wsrep_uuid_t& uuid,
+                         wsrep_seqno_t const segno,
+                         const void * const state,
+                         size_t const state_len);
 /*! SST thread signals init thread about sst completion */
 void wsrep_sst_complete(const wsrep_uuid_t*, wsrep_seqno_t, bool);
 

sql/wsrep_utils.h

@@ -19,7 +19,7 @@
 #include "wsrep_priv.h"
 #include "wsrep_mysqld.h"
 
-unsigned int wsrep_check_ip (const char* addr, bool *is_ipv6);
+unsigned int wsrep_check_ip (const char* const addr, bool *is_ipv6);
 size_t wsrep_guess_ip (char* buf, size_t buf_len);
 
 namespace wsp {

storage/innobase/include/ha_prototypes.h

@@ -289,8 +289,10 @@ innobase_casedn_str(
 #ifdef WITH_WSREP
 UNIV_INTERN
 int
-wsrep_innobase_kill_one_trx(void *thd_ptr,
-                            const trx_t *bf_trx, trx_t *victim_trx, ibool signal);
+wsrep_innobase_kill_one_trx(void * const thd_ptr,
+                            const trx_t * const bf_trx,
+                            trx_t *victim_trx,
+                            ibool signal);
 int wsrep_innobase_mysql_sort(int mysql_type, uint charset_number,
                              unsigned char* str, unsigned int str_length,
                              unsigned int buf_length);

storage/xtradb/include/ha_prototypes.h

@@ -295,8 +295,10 @@ innobase_casedn_str(
 #ifdef WITH_WSREP
 UNIV_INTERN
 int
-wsrep_innobase_kill_one_trx(void *thd_ptr,
-                            const trx_t *bf_trx, trx_t *victim_trx, ibool signal);
+wsrep_innobase_kill_one_trx(void * const thd_ptr,
+                            const trx_t * const bf_trx,
+                            trx_t *victim_trx,
+                            ibool signal);
 int wsrep_innobase_mysql_sort(int mysql_type, uint charset_number,
 			      unsigned char* str, unsigned int str_length,
 			      unsigned int buf_length);