Making maria-recover.test work the same with debug and non-debug builds: one...

Making maria-recover.test work the same with debug and non-debug builds: one error message was specific of
debug builds and is now removed, left only in non-ha-maria programs.

mysql-test/r/maria-recover.result:
  This warning is not thrown anymore when used in ha_maria
mysql-test/t/maria-recover.test:
  In this patch, corruption warnings are unified between debug and non-debug builds, so test can run on both
storage/maria/ha_maria.cc:
  declare that Maria is used from ha_maria
storage/maria/ma_static.c:
  new variable to tell if Maria is used from ha_maria
storage/maria/maria_def.h:
  Comment describing what maria_print_error() does. And change of this macro: it now does nothing when Maria
  is used from ha_maria.

mysql-test/r/maria-recover.result

@@ -27,7 +27,6 @@ Warnings:
 Error	145	Table './mysqltest/t_corrupted2' is marked as crashed and should be repaired
 Error	1194	Table 't_corrupted2' is marked as crashed and should be repaired
 Error	1034	1 client is using or hasn't closed the table properly
-Error	126	Incorrect key file for table './mysqltest/t_corrupted2.MAI'; try to repair it
 Error	1034	Wrong base information on indexpage at page: 1
 select * from t_corrupted2;
 a

mysql-test/t/maria-recover.test

 # Test of the --maria-recover option.
 
 --source include/have_maria.inc
-# line below will be removed
---source include/have_debug.inc
-
 
 select @@global.maria_recover;
 set global maria_recover=off;

storage/maria/ha_maria.cc

@@ -2941,7 +2941,7 @@ static int ha_maria_init(void *p)
     maria_recovery_from_log() ||
     ((force_start_after_recovery_failures != 0) && mark_recovery_success()) ||
     ma_checkpoint_init(checkpoint_interval);
-  maria_multi_threaded= TRUE;
+  maria_multi_threaded= maria_in_ha_maria= TRUE;
   return res ? HA_ERR_INITIALIZATION : 0;
 }
 

storage/maria/ma_static.c

@@ -35,6 +35,7 @@ ulong	maria_block_size= MARIA_KEY_BLOCK_LENGTH;
 my_bool maria_flush= 0, maria_single_user= 0;
 my_bool maria_delay_key_write= 0, maria_page_checksums= 1;
 my_bool maria_inited= FALSE;
+my_bool maria_in_ha_maria= FALSE; /* If used from ha_maria or not */
 pthread_mutex_t THR_LOCK_maria;
 #if defined(THREAD) && !defined(DONT_USE_RW_LOCKS)
 ulong maria_concurrent_insert= 2;

storage/maria/maria_def.h

@@ -634,8 +634,16 @@ struct st_maria_handler
 #define maria_is_crashed(x) ((x)->s->state.changed & STATE_CRASHED)
 #define maria_is_crashed_on_repair(x) ((x)->s->state.changed & STATE_CRASHED_ON_REPAIR)
 #ifdef EXTRA_DEBUG
+/**
+  Brings additional information in certain debug builds and in standalone
+  (non-ha_maria) programs. To help debugging. Not in ha_maria, to not spam the
+  user (some messages can be produced many times per statement, or even
+  wrongly during some repair operations).
+*/
 #define maria_print_error(SHARE, ERRNO)                         \
-        _ma_report_error((ERRNO), (SHARE)->index_file_name)
+  do{ if (!maria_in_ha_maria)                                   \
+      _ma_report_error((ERRNO), (SHARE)->index_file_name); }    \
+  while(0)
 #else
 #define maria_print_error(SHARE, ERRNO) while (0)
 #endif
@@ -728,7 +736,7 @@ extern uint maria_read_vec[], maria_readnext_vec[];
 extern uint maria_quick_table_bits;
 extern char *maria_data_root;
 extern uchar maria_zero_string[];
-extern my_bool maria_inited;
+extern my_bool maria_inited, maria_in_ha_maria;
 extern HASH maria_stored_state;
 
 /* This is used by _ma_calc_xxx_key_length och _ma_store_key */