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Commit5106aff

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author
Michael Meskes
committed
Added special handling of CONNECTION variable that is used by ECPG instead of given to the backend.
1 parent9322a04 commit5106aff

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3 files changed

+33
-13
lines changed

3 files changed

+33
-13
lines changed

‎src/interfaces/ecpg/ChangeLog‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1957,6 +1957,11 @@ Wed Nov 30 12:49:13 CET 2005
19571957
- Made several variables "const char *" instead of "char *" as
19581958
proposed by Qingqing Zhou <zhouqq@cs.toronto.edu>.
19591959
- Replaced all strdup() calls by ECPGstrdup().
1960+
1961+
Fri Dec 2 16:00:10 CET 2005
1962+
1963+
- Added special handling of CONNECTION variable that is used by ECPG
1964+
instead of given to the backend.
19601965
- Set ecpg library version to 5.2.
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- Set ecpg version to 4.2.1.
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‎src/interfaces/ecpg/preproc/ecpg_keywords.c‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,7 @@
44
* lexical token lookup for reserved words in postgres embedded SQL
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*
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* IDENTIFICATION
7-
* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg_keywords.c,v 1.31 2005/10/15 02:49:47 momjian Exp $
7+
* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg_keywords.c,v 1.32 2005/12/02 15:03:57 meskes Exp $
88
*
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*-------------------------------------------------------------------------
1010
*/
@@ -31,7 +31,6 @@ static ScanKeyword ScanKeywords[] = {
3131
{"call",SQL_CALL},
3232
{"cardinality",SQL_CARDINALITY},
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{"connect",SQL_CONNECT},
34-
{"connection",SQL_CONNECTION},
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{"continue",SQL_CONTINUE},
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{"count",SQL_COUNT},
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{"current",SQL_CURRENT},

‎src/interfaces/ecpg/preproc/preproc.y‎

Lines changed: 27 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/preproc.y,v 1.312 2005/11/27 01:22:23 tgl Exp $*/
1+
/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/preproc.y,v 1.313 2005/12/02 15:03:57 meskes Exp $*/
22

33
/* Copyright comment*/
44
%{
@@ -324,7 +324,7 @@ add_additional_variables(char *name, bool insert)
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325325
/* special embedded SQL token*/
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%tokenSQL_ALLOCATESQL_AUTOCOMMITSQL_BOOLSQL_BREAK
327-
SQL_CALLSQL_CARDINALITYSQL_CONNECTSQL_CONNECTION
327+
SQL_CALLSQL_CARDINALITYSQL_CONNECT
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SQL_CONTINUESQL_COUNTSQL_CURRENTSQL_DATA
329329
SQL_DATETIME_INTERVAL_CODE
330330
SQL_DATETIME_INTERVAL_PRECISIONSQL_DESCRIBE
@@ -506,7 +506,7 @@ add_additional_variables(char *name, bool insert)
506506
%type<str>opt_insteadeventRuleActionListopt_usingCreateAssertStmt
507507
%type<str>RuleActionStmtOrEmptyRuleActionMultifunc_asreindex_type
508508
%type<str>RuleStmtopt_columnoper_argtypesNumConstvar_name
509-
%type<str>MathOpRemoveFuncStmtaggr_argtype
509+
%type<str>MathOpRemoveFuncStmtaggr_argtypeECPGunreserved_con
510510
%type<str>RemoveAggrStmtopt_proceduralselect_no_parensCreateCastStmt
511511
%type<str>RemoveOperStmtRenameStmtall_Opopt_trustedopt_lancompiler
512512
%type<str>VariableSetStmtvar_valuezone_valueVariableShowStmt
@@ -537,7 +537,7 @@ add_additional_variables(char *name, bool insert)
537537
%type<str>CreateGroupStmtAlterGroupStmtDropGroupStmtkey_delete
538538
%type<str>opt_forcekey_updateCreateSchemaStmtPosIntStringConst
539539
%type<str>IntConstPosIntConstgrantee_listfunc_typeopt_or_replace
540-
%type<str>select_limitCheckPointStmt
540+
%type<str>select_limitCheckPointStmtECPGColId
541541
%type<str>OptSchemaNameOptSchemaEltListschema_stmtopt_drop_behavior
542542
%type<str>handler_nameany_name_listany_nameopt_asinsert_column_list
543543
%type<str>columnreffunction_nameinsert_target_elAllConstVar
@@ -1117,7 +1117,7 @@ set_rest:var_name TO var_list_or_default
11171117
{$$ = make_str("session authorization default"); }
11181118
;
11191119

1120-
var_name:ColId{$$ =$1; }
1120+
var_name:ECPGColId{$$ =$1; }
11211121
|var_name'.'ColId{$$ = cat_str(3,$1, make_str("."),$3); }
11221122
;
11231123

@@ -5649,9 +5649,9 @@ on_off: ON{ $$ = make_str("on"); }
56495649
* set the actual connection, this needs a differnet handling as the other
56505650
* set commands
56515651
*/
5652-
ECPGSetConnection:SETSQL_CONNECTIONTOconnection_object {$$ =$4; }
5653-
|SETSQL_CONNECTION'='connection_object {$$ =$4; }
5654-
|SETSQL_CONNECTIONconnection_object {$$ =$3; }
5652+
ECPGSetConnection:SETCONNECTIONTOconnection_object {$$ =$4; }
5653+
|SETCONNECTION'='connection_object {$$ =$4; }
5654+
|SETCONNECTIONconnection_object {$$ =$3; }
56555655
;
56565656

56575657
/*
@@ -5936,6 +5936,14 @@ symbol: ColLabel{ $$ = $1; }
59365936
* is chosen in part to make keywords acceptable as names wherever possible.
59375937
*/
59385938

5939+
ECPGColId:ident{$$ =$1; }
5940+
|ECPGunreserved_interval{$$ =$1; }
5941+
|ECPGunreserved_con{$$ =$1; }
5942+
|col_name_keyword{$$ =$1; }
5943+
|ECPGKeywords{$$ =$1; }
5944+
|ECPGCKeywords{$$ =$1; }
5945+
|CHAR_P{$$ = make_str("char"); }
5946+
;
59395947
/* Column identifier --- names that can be column, table, etc names.
59405948
*/
59415949
ColId:ident{$$ =$1; }
@@ -6016,15 +6024,23 @@ ECPGCKeywords: S_AUTO{ $$ = make_str("auto"); }
60166024
*/
60176025
unreserved_keyword:ECPGunreserved_interval|ECPGunreserved;
60186026

6019-
ECPGunreserved_interval:DAY_P{$$ = make_str("day"); }
6027+
ECPGunreserved_interval:DAY_P{$$ = make_str("day"); }
60206028
|HOUR_P{$$ = make_str("hour"); }
60216029
|MINUTE_P{$$ = make_str("minute"); }
60226030
|MONTH_P{$$ = make_str("month"); }
60236031
|SECOND_P{$$ = make_str("second"); }
60246032
|YEAR_P{$$ = make_str("year"); }
60256033
;
60266034

6027-
ECPGunreserved:ABORT_P{$$ = make_str("abort"); }
6035+
/* The following symbol must be excluded from var_name but still included in ColId
6036+
to enable ecpg special postgresql variables with this name:
6037+
CONNECTION
6038+
*/
6039+
ECPGunreserved:ECPGunreserved_con{$$ =$1; }
6040+
|CONNECTION{$$ = make_str("connection"); }
6041+
;
6042+
6043+
ECPGunreserved_con:ABORT_P{$$ = make_str("abort"); }
60286044
|ABSOLUTE_P{$$ = make_str("absolute"); }
60296045
|ACCESS{$$ = make_str("access"); }
60306046
|ACTION{$$ = make_str("action"); }
@@ -6052,7 +6068,7 @@ ECPGunreserved: ABORT_P{ $$ = make_str("abort"); }
60526068
|COMMENT{$$ = make_str("comment"); }
60536069
|COMMIT{$$ = make_str("commit"); }
60546070
|COMMITTED{$$ = make_str("committed"); }
6055-
|CONNECTION{$$ = make_str("connection"); }
6071+
/*| CONNECTION{ $$ = make_str("connection"); }*/
60566072
|CONSTRAINTS{$$ = make_str("constraints"); }
60576073
|CONVERSION_P{$$ = make_str("conversion"); }
60586074
|COPY{$$ = make_str("copy"); }

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