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Pass thd as an argument to yyparse(), getting rid of all current_thd in the parser.

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BitKeeper/etc/ignore:
  Added bkpull.log.4 bkpull.log.5 bkpull.log.6 bkpush.log sql/sql_yacc.output to the ignore list
This commit is contained in:
unknown 2002-11-26 14:18:16 +01:00
parent a14db06bfc
commit 1144c5cfd8
4 changed files with 42 additions and 30 deletions
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5
.bzrignore
View file

@ -562,3 +562,8 @@ bkpull.log.2
bkpull.log.3
build.log
sql/safe_to_cache_query.txt
bkpull.log.4
bkpull.log.5
bkpull.log.6
bkpush.log
sql/sql_yacc.output

4
sql/sql_parse.cc
View file

@ -51,7 +51,7 @@
#define TRANS_MEM_ROOT_BLOCK_SIZE 4096
#define TRANS_MEM_ROOT_PREALLOC 4096
extern int yyparse(void);
extern int yyparse(void *thd);
extern "C" pthread_mutex_t THR_LOCK_keycache;
#ifdef SOLARIS
extern "C" int gethostname(char *name, int namelen);
@ -2951,7 +2951,7 @@ mysql_parse(THD *thd, char *inBuf, uint length)
if (query_cache_send_result_to_client(thd, inBuf, length) <= 0)
{
LEX *lex=lex_start(thd, (uchar*) inBuf, length);
if (!yyparse() && ! thd->fatal_error)
if (!yyparse((void *)thd) && ! thd->fatal_error)
{
if (mqh_used && thd->user_connect &&
check_mqh(thd, lex->sql_command))

4
sql/sql_prepare.cc
View file

@ -56,7 +56,7 @@ Long data handling:
#define IS_PARAM_NULL(pos, param_no) pos[param_no/8] & (1 << param_no & 7)
extern int yyparse(void);
extern int yyparse(void *thd);
/*
Find prepared statement in thd
@ -605,7 +605,7 @@ static bool parse_prepare_query(PREP_STMT *stmt,
LEX *lex=lex_start(thd, (uchar*) packet, length);
lex->safe_to_cache_query= 0;
if (!yyparse() && !thd->fatal_error)
if (!yyparse((void *)thd) && !thd->fatal_error)
error= send_prepare_results(stmt);
lex_end(lex);
DBUG_RETURN(error);

59
sql/sql_yacc.yy
View file

@ -17,10 +17,16 @@
/* sql_yacc.yy */
%{
/* Pass thd as an arg to yyparse(). The type will be void*, so it
** must be cast to (THD*) when used. Use the YYTHD macro for this.
*/
#define YYPARSE_PARAM yythd
#define YYTHD ((THD *)yythd)
#define MYSQL_YACC
#define YYINITDEPTH 100
#define YYMAXDEPTH 3200 /* Because of 64K stack */
#define Lex current_lex
#define Lex (&(YYTHD->lex))
#define Select Lex->current_select
#include "mysql_priv.h"
#include "slave.h"
@ -35,9 +41,9 @@ int yylex(void *yylval);
#define yyoverflow(A,B,C,D,E,F) if (my_yyoverflow((B),(D),(int*) (F))) { yyerror((char*) (A)); return 2; }
inline Item *or_or_concat(Item* A, Item* B)
inline Item *or_or_concat(THD *thd, Item* A, Item* B)
{
return (current_thd->sql_mode & MODE_PIPES_AS_CONCAT ?
return (thd->sql_mode & MODE_PIPES_AS_CONCAT ?
(Item*) new Item_func_concat(A,B) : (Item*) new Item_cond_or(A,B));
}
@ -661,11 +667,11 @@ END_OF_INPUT
query:
END_OF_INPUT
{
THD *thd=current_thd;
THD *thd= YYTHD;
if (!thd->bootstrap &&
(!(thd->lex.select_lex.options & OPTION_FOUND_COMMENT)))
{
send_error(current_thd,ER_EMPTY_QUERY);
send_error(thd,ER_EMPTY_QUERY);
YYABORT;
}
else
@ -791,7 +797,7 @@ master_def:
create:
CREATE opt_table_options TABLE_SYM opt_if_not_exists table_ident
{
THD *thd=current_thd;
THD *thd= YYTHD;
LEX *lex=Lex;
lex->sql_command= SQLCOM_CREATE_TABLE;
if (!lex->select_lex.add_table_to_list($5,
@ -1075,7 +1081,7 @@ type:
| TIME_SYM { $$=FIELD_TYPE_TIME; }
| TIMESTAMP
{
if (current_thd->sql_mode & MODE_SAPDB)
if (YYTHD->sql_mode & MODE_SAPDB)
$$=FIELD_TYPE_DATETIME;
else
$$=FIELD_TYPE_TIMESTAMP;
@ -1146,7 +1152,7 @@ int_type:
| BIGINT { $$=FIELD_TYPE_LONGLONG; };
real_type:
REAL { $$= current_thd->sql_mode & MODE_REAL_AS_FLOAT ?
REAL { $$= YYTHD->sql_mode & MODE_REAL_AS_FLOAT ?
FIELD_TYPE_FLOAT : FIELD_TYPE_DOUBLE; }
| DOUBLE_SYM { $$=FIELD_TYPE_DOUBLE; }
| DOUBLE_SYM PRECISION { $$=FIELD_TYPE_DOUBLE; };
@ -1211,7 +1217,7 @@ charset_name:
{
if (!($$=get_charset_by_name("binary",MYF(0))))
{
net_printf(current_thd,ER_UNKNOWN_CHARACTER_SET,"binary");
net_printf(YYTHD,ER_UNKNOWN_CHARACTER_SET,"binary");
YYABORT;
}
}
@ -1219,7 +1225,7 @@ charset_name:
{
if (!($$=get_charset_by_name($1.str,MYF(0))))
{
net_printf(current_thd,ER_UNKNOWN_CHARACTER_SET,$1.str);
net_printf(YYTHD,ER_UNKNOWN_CHARACTER_SET,$1.str);
YYABORT;
}
};
@ -1247,6 +1253,7 @@ opt_binary:
opt_primary:
/* empty */
| PRIMARY_SYM
;
references:
REFERENCES table_ident
@ -1347,7 +1354,7 @@ string_list:
alter:
ALTER opt_ignore TABLE_SYM table_ident
{
THD *thd=current_thd;
THD *thd= YYTHD;
LEX *lex=&thd->lex;
lex->sql_command = SQLCOM_ALTER_TABLE;
lex->name=0;
@ -1776,7 +1783,7 @@ expr_expr:
{ $$= new Item_func_between($1,$3,$5); }
| expr NOT BETWEEN_SYM no_and_expr AND expr
{ $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
| expr OR_OR_CONCAT expr { $$= or_or_concat($1,$3); }
| expr OR_OR_CONCAT expr { $$= or_or_concat(YYTHD, $1,$3); }
| expr OR expr { $$= new Item_cond_or($1,$3); }
| expr XOR expr { $$= new Item_cond_xor($1,$3); }
| expr AND expr { $$= new Item_cond_and($1,$3); }
@ -1818,7 +1825,7 @@ no_in_expr:
{ $$= new Item_func_between($1,$3,$5); }
| no_in_expr NOT BETWEEN_SYM no_and_expr AND expr
{ $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
| no_in_expr OR_OR_CONCAT expr { $$= or_or_concat($1,$3); }
| no_in_expr OR_OR_CONCAT expr { $$= or_or_concat(YYTHD, $1,$3); }
| no_in_expr OR expr { $$= new Item_cond_or($1,$3); }
| no_in_expr XOR expr { $$= new Item_cond_xor($1,$3); }
| no_in_expr AND expr { $$= new Item_cond_and($1,$3); }
@ -1863,7 +1870,7 @@ no_and_expr:
{ $$= new Item_func_between($1,$3,$5); }
| no_and_expr NOT BETWEEN_SYM no_and_expr AND expr
{ $$= new Item_func_not(new Item_func_between($1,$4,$6)); }
| no_and_expr OR_OR_CONCAT expr { $$= or_or_concat($1,$3); }
| no_and_expr OR_OR_CONCAT expr { $$= or_or_concat(YYTHD, $1,$3); }
| no_and_expr OR expr { $$= new Item_cond_or($1,$3); }
| no_and_expr XOR expr { $$= new Item_cond_xor($1,$3); }
| no_and_expr LIKE simple_expr opt_escape { $$= new Item_func_like($1,$3,$4); }
@ -3009,7 +3016,7 @@ update_list:
};
opt_low_priority:
/* empty */ { $$= current_thd->update_lock_default; }
/* empty */ { $$= YYTHD->update_lock_default; }
| LOW_PRIORITY { $$= TL_WRITE_LOW_PRIORITY; };
/* Delete rows from a table */
@ -3193,7 +3200,7 @@ show_param:
{ Lex->sql_command= SQLCOM_SHOW_PROCESSLIST;}
| opt_var_type VARIABLES wild
{
THD *thd= current_thd;
THD *thd= YYTHD;
thd->lex.sql_command= SQLCOM_SHOW_VARIABLES;
thd->lex.option_type= (enum_var_type) $1;
}
@ -3404,7 +3411,7 @@ opt_local:
| LOCAL_SYM { $$=1;};
load_data_lock:
/* empty */ { $$= current_thd->update_lock_default; }
/* empty */ { $$= YYTHD->update_lock_default; }
| CONCURRENT { $$= TL_WRITE_CONCURRENT_INSERT ; }
| LOW_PRIORITY { $$= TL_WRITE_LOW_PRIORITY; };
@ -3453,13 +3460,13 @@ opt_ignore_lines:
/* Common definitions */
text_literal:
TEXT_STRING { $$ = new Item_string($1.str,$1.length,current_thd->thd_charset); }
TEXT_STRING { $$ = new Item_string($1.str,$1.length,YYTHD->thd_charset); }
| UNDERSCORE_CHARSET TEXT_STRING { $$ = new Item_string($2.str,$2.length,Lex->charset); }
| text_literal TEXT_STRING
{ ((Item_string*) $1)->append($2.str,$2.length); };
text_string:
TEXT_STRING { $$= new String($1.str,$1.length,current_thd->thd_charset); }
TEXT_STRING { $$= new String($1.str,$1.length,YYTHD->thd_charset); }
| HEX_NUM
{
Item *tmp = new Item_varbinary($1.str,$1.length);
@ -3469,7 +3476,7 @@ param_marker:
'?'
{
LEX *lex=Lex;
if (current_thd->prepare_command)
if (YYTHD->prepare_command)
{
lex->param_list.push_back($$=new Item_param());
lex->param_count++;
@ -3505,7 +3512,7 @@ insert_ident:
table_wild:
ident '.' '*' { $$ = new Item_field(NullS,$1.str,"*"); }
| ident '.' ident '.' '*'
{ $$ = new Item_field((current_thd->client_capabilities &
{ $$ = new Item_field((YYTHD->client_capabilities &
CLIENT_NO_SCHEMA ? NullS : $1.str),$3.str,"*"); };
order_ident:
@ -3530,7 +3537,7 @@ simple_ident:
| ident '.' ident '.' ident
{
SELECT_LEX_NODE *sel=Select;
$$ = !sel->create_refs || sel->get_in_sum_expr() > 0 ? (Item*) new Item_field((current_thd->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str) : (Item*) new Item_ref((current_thd->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str);
$$ = !sel->create_refs || sel->get_in_sum_expr() > 0 ? (Item*) new Item_field((YYTHD->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str) : (Item*) new Item_ref((YYTHD->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str);
};
@ -3813,7 +3820,7 @@ option_value:
}
| PASSWORD equal text_or_password
{
THD *thd=current_thd;
THD *thd=YYTHD;
LEX_USER *user;
if (!(user=(LEX_USER*) sql_alloc(sizeof(LEX_USER))))
YYABORT;
@ -3895,7 +3902,7 @@ table_lock:
lock_option:
READ_SYM { $$=TL_READ_NO_INSERT; }
| WRITE_SYM { $$=current_thd->update_lock_default; }
| WRITE_SYM { $$=YYTHD->update_lock_default; }
| LOW_PRIORITY WRITE_SYM { $$=TL_WRITE_LOW_PRIORITY; }
| READ_SYM LOCAL_SYM { $$= TL_READ; }
;
@ -4332,7 +4339,7 @@ singleval_subselect:
singleval_subselect_init:
select_init
{
$$= new Item_singleval_subselect(current_thd,
$$= new Item_singleval_subselect(YYTHD,
Lex->current_select->master_unit()->
first_select());
};
@ -4347,7 +4354,7 @@ exists_subselect:
exists_subselect_init:
select_init
{
$$= new Item_exists_subselect(current_thd,
$$= new Item_exists_subselect(YYTHD,
Lex->current_select->master_unit()->
first_select());
};