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postgres/src/interfaces/ecpg/preproc/ecpg.addons

386 lines
11 KiB

/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.addons,v 1.4.2.1 2009/11/27 16:11:50 meskes Exp $ */
ECPG: stmtClosePortalStmt block
{
if (INFORMIX_MODE)
{
if (pg_strcasecmp($1+strlen("close "), "database") == 0)
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in CLOSE DATABASE statement");
fprintf(yyout, "{ ECPGdisconnect(__LINE__, \"CURRENT\");");
whenever_action(2);
free($1);
break;
}
}
output_statement($1, 0, ECPGst_normal);
}
ECPG: stmtDeallocateStmt block
{
output_deallocate_prepare_statement($1);
}
ECPG: stmtDeclareCursorStmt block
{ output_simple_statement($1); }
ECPG: stmtDeleteStmt block
ECPG: stmtDiscardStmt block
ECPG: stmtFetchStmt block
ECPG: stmtInsertStmt block
ECPG: stmtSelectStmt block
ECPG: stmtUpdateStmt block
{ output_statement($1, 1, ECPGst_normal); }
ECPG: stmtExecuteStmt block
{ output_statement($1, 1, ECPGst_execute); }
ECPG: stmtPrepareStmt block
{
if ($1.type == NULL || strlen($1.type) == 0)
output_prepare_statement($1.name, $1.stmt);
else
output_statement(cat_str(5, make_str("prepare"), $1.name, $1.type, make_str("as"), $1.stmt), 0, ECPGst_normal);
}
ECPG: stmtTransactionStmt block
{
fprintf(yyout, "{ ECPGtrans(__LINE__, %s, \"%s\");", connection ? connection : "NULL", $1);
whenever_action(2);
free($1);
}
ECPG: stmtViewStmt rule
| ECPGAllocateDescr
{
fprintf(yyout,"ECPGallocate_desc(__LINE__, %s);",$1);
whenever_action(0);
free($1);
}
| ECPGConnect
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in CONNECT statement");
fprintf(yyout, "{ ECPGconnect(__LINE__, %d, %s, %d); ", compat, $1, autocommit);
reset_variables();
whenever_action(2);
free($1);
}
| ECPGCursorStmt
{
output_simple_statement($1);
}
| ECPGDeallocateDescr
{
fprintf(yyout,"ECPGdeallocate_desc(__LINE__, %s);",$1);
whenever_action(0);
free($1);
}
| ECPGDeclare
{
output_simple_statement($1);
}
| ECPGDescribe
{
fprintf(yyout, "{ ECPGdescribe(__LINE__, %s,", $1);
dump_variables(argsresult, 1);
fputs("ECPGt_EORT);", yyout);
fprintf(yyout, "}");
output_line_number();
free($1);
}
| ECPGDisconnect
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in DISCONNECT statement");
fprintf(yyout, "{ ECPGdisconnect(__LINE__, %s);",
$1 ? $1 : "\"CURRENT\"");
whenever_action(2);
free($1);
}
| ECPGExecuteImmediateStmt { output_statement($1, 0, ECPGst_exec_immediate); }
| ECPGFree
{
const char *con = connection ? connection : "NULL";
if (strcmp($1, "all"))
fprintf(yyout, "{ ECPGdeallocate(__LINE__, %d, %s, \"%s\");", compat, con, $1);
else
fprintf(yyout, "{ ECPGdeallocate_all(__LINE__, %d, %s);", compat, con);
whenever_action(2);
free($1);
}
| ECPGGetDescriptor
{
lookup_descriptor($1.name, connection);
output_get_descr($1.name, $1.str);
free($1.name);
free($1.str);
}
| ECPGGetDescriptorHeader
{
lookup_descriptor($1, connection);
output_get_descr_header($1);
free($1);
}
| ECPGOpen
{
struct cursor *ptr;
if ((ptr = add_additional_variables($1, true)) != NULL)
{
connection = ptr->connection ? mm_strdup(ptr->connection) : NULL;
output_statement(mm_strdup(ptr->command), 0, 0);
ptr->opened = true;
}
}
| ECPGSetAutocommit
{
fprintf(yyout, "{ ECPGsetcommit(__LINE__, \"%s\", %s);", $1, connection ? connection : "NULL");
whenever_action(2);
free($1);
}
| ECPGSetConnection
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in SET CONNECTION statement");
fprintf(yyout, "{ ECPGsetconn(__LINE__, %s);", $1);
whenever_action(2);
free($1);
}
| ECPGSetDescriptor
{
lookup_descriptor($1.name, connection);
output_set_descr($1.name, $1.str);
free($1.name);
free($1.str);
}
| ECPGSetDescriptorHeader
{
lookup_descriptor($1, connection);
output_set_descr_header($1);
free($1);
}
| ECPGTypedef
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in TYPE statement");
fprintf(yyout, "%s", $1);
free($1);
output_line_number();
}
| ECPGVar
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in VAR statement");
output_simple_statement($1);
}
| ECPGWhenever
{
if (connection)
mmerror(PARSE_ERROR, ET_ERROR, "AT option not allowed in WHENEVER statement");
output_simple_statement($1);
}
ECPG: CopyStmtCOPYopt_binaryqualified_nameopt_column_listopt_oidscopy_fromcopy_file_namecopy_delimiteropt_withcopy_opt_list addon
if (strcmp($6, "to") == 0 && strcmp($7, "stdin") == 0)
mmerror(PARSE_ERROR, ET_ERROR, "COPY TO STDIN is not possible");
else if (strcmp($6, "from") == 0 && strcmp($7, "stdout") == 0)
mmerror(PARSE_ERROR, ET_ERROR, "COPY FROM STDOUT is not possible");
else if (strcmp($6, "from") == 0 && strcmp($7, "stdin") == 0)
mmerror(PARSE_ERROR, ET_WARNING, "COPY FROM STDIN is not implemented");
ECPG: CopyStmtCOPYselect_with_parensTOcopy_file_nameopt_withcopy_opt_list addon
if (strcmp($4, "stdin") == 0)
mmerror(PARSE_ERROR, ET_ERROR, "COPY TO STDIN is not possible");
ECPG: ConstraintAttributeSpecConstraintDeferrabilitySpecConstraintTimeSpec addon
if (strcmp($1, "deferrable") != 0 && strcmp($2, "initially deferrable") == 0 )
mmerror(PARSE_ERROR, ET_ERROR, "constraint declared INITIALLY DEFERRED must be DEFERRABLE");
ECPG: ConstraintAttributeSpecConstraintTimeSpecConstraintDeferrabilitySpec addon
if (strcmp($2, "deferrable") != 0 && strcmp($1, "initially deferrable") == 0 )
mmerror(PARSE_ERROR, ET_ERROR, "constraint declared INITIALLY DEFERRED must be DEFERRABLE");
ECPG: var_valueNumericOnly addon
ECPG: fetch_directionSignedIconst addon
if ($1[0] == '$')
{
free($1);
$1 = make_str("$0");
}
ECPG: fetch_directionABSOLUTE_PSignedIconst addon
ECPG: fetch_directionRELATIVE_PSignedIconst addon
ECPG: fetch_directionFORWARDSignedIconst addon
ECPG: fetch_directionBACKWARDSignedIconst addon
if ($2[0] == '$')
{
free($2);
$2 = make_str("$0");
}
ECPG: PrepareStmtPREPAREprepared_nameprep_type_clauseASPreparableStmt block
{
$$.name = $2;
$$.type = $3;
$$.stmt = cat_str(3, make_str("\""), $5, make_str("\""));
}
| PREPARE prepared_name FROM execstring
{
$$.name = $2;
$$.type = NULL;
$$.stmt = $4;
}
ECPG: ExecuteStmtEXECUTEprepared_nameexecute_param_clauseexecute_rest block
{ $$ = $2; }
ECPG: DeclareCursorStmtDECLAREnamecursor_optionsCURSORopt_holdFORSelectStmt block
{
struct cursor *ptr, *this;
char *c1, *c2;
for (ptr = cur; ptr != NULL; ptr = ptr->next)
{
if (strcmp($2, ptr->name) == 0)
mmerror(PARSE_ERROR, ET_ERROR, "cursor \"%s\" is already defined", $2);
}
this = (struct cursor *) mm_alloc(sizeof(struct cursor));
this->next = cur;
this->name = $2;
this->connection = connection;
this->opened = false;
this->command = cat_str(7, make_str("declare"), mm_strdup($2), $3, make_str("cursor"), $5, make_str("for"), $7);
this->argsinsert = argsinsert;
this->argsresult = argsresult;
argsinsert = argsresult = NULL;
cur = this;
c1 = mm_strdup(this->command);
if ((c2 = strstr(c1, "*/")) != NULL)
{
/* We put this text into a comment, so we better remove [*][/]. */
c2[0] = '.';
c2[1] = '.';
}
if (INFORMIX_MODE)
$$ = cat_str(5, adjust_informix(this->argsinsert), adjust_informix(this->argsresult), make_str("/*"), c1, make_str("*/"));
else
$$ = cat_str(3, make_str("/*"), c1, make_str("*/"));
}
ECPG: opt_hold block
{
if (compat == ECPG_COMPAT_INFORMIX_SE && autocommit == true)
$$ = make_str("with hold");
else
$$ = EMPTY;
}
ECPG: into_clauseINTOOptTempTableName block
{
FoundInto = 1;
$$= cat2_str(make_str("into"), $2);
}
| ecpg_into { $$ = EMPTY; }
ECPG: table_refselect_with_parens addon
mmerror(PARSE_ERROR, ET_ERROR, "subquery in FROM must have an alias");
ECPG: TypenameSimpleTypenameopt_array_bounds block
{ $$ = cat2_str($1, $2.str); }
ECPG: TypenameSETOFSimpleTypenameopt_array_bounds block
{ $$ = $$ = cat_str(3, make_str("setof"), $2, $3.str); }
ECPG: opt_array_boundsopt_array_bounds'['']' block
{
$$.index1 = $1.index1;
$$.index2 = $1.index2;
if (strcmp($$.index1, "-1") == 0)
$$.index1 = make_str("0");
else if (strcmp($1.index2, "-1") == 0)
$$.index2 = make_str("0");
$$.str = cat_str(2, $1.str, make_str("[]"));
}
| opt_array_bounds '[' Iresult ']'
{
$$.index1 = $1.index1;
$$.index2 = $1.index2;
if (strcmp($1.index1, "-1") == 0)
$$.index1 = strdup($3);
else if (strcmp($1.index2, "-1") == 0)
$$.index2 = strdup($3);
$$.str = cat_str(4, $1.str, make_str("["), $3, make_str("]"));
}
ECPG: opt_array_bounds
{
$$.index1 = make_str("-1");
$$.index2 = make_str("-1");
$$.str= EMPTY;
}
ECPG: IconstICONST block
{ $$ = make_name(); }
ECPG: AexprConstNULL_P rule
| civar { $$ = $1; }
| civarind { $$ = $1; }
ECPG: ColIdcol_name_keyword rule
| ECPGKeywords { $$ = $1; }
| ECPGCKeywords { $$ = $1; }
| CHAR_P { $$ = make_str("char"); }
| VALUES { $$ = make_str("values"); }
ECPG: type_function_nametype_func_name_keyword rule
| ECPGKeywords { $$ = $1; }
| ECPGTypeName { $$ = $1; }
| ECPGCKeywords { $$ = $1; }
ECPG: VariableShowStmtSHOWALL block
{
mmerror(PARSE_ERROR, ET_ERROR, "SHOW ALL is not implemented");
$$ = EMPTY;
}
ECPG: FetchStmtFETCHfetch_directionfrom_inname block
{
add_additional_variables($4, false);
$$ = cat_str(4, make_str("fetch"), $2, $3, $4);
}
ECPG: FetchStmtFETCHname block
{
add_additional_variables($2, false);
$$ = cat_str(2, make_str("fetch"), $2);
}
ECPG: FetchStmtMOVEname rule
| FETCH fetch_direction from_in name ecpg_into
{
add_additional_variables($4, false);
$$ = cat_str(4, make_str("fetch"), $2, $3, $4);
}
| FETCH fetch_direction name ecpg_into
{
add_additional_variables($3, false);
$$ = cat_str(4, make_str("fetch"), $2, make_str("from"), $3);
}
| FETCH from_in name ecpg_into
{
add_additional_variables($3, false);
$$ = cat_str(3, make_str("fetch"), $2, $3);
}
| FETCH name ecpg_into
{
add_additional_variables($2, false);
$$ = cat2_str(make_str("fetch"), $2);
}
| FETCH fetch_direction name
{
add_additional_variables($3, false);
$$ = cat_str(4, make_str("fetch"), $2, make_str("from"), $3);
}
| FETCH from_in name
{
add_additional_variables($3, false);
$$ = cat_str(3, make_str("fetch"), $2, $3);
}
ECPG: SpecialRuleRelationOLD addon
if (!QueryIsRule)
mmerror(PARSE_ERROR, ET_ERROR, "OLD used in query that is not in a rule");
ECPG: SpecialRuleRelationNEW addon
if (!QueryIsRule)
mmerror(PARSE_ERROR, ET_ERROR, "NEW used in query that is not in a rule");
ECPG: select_limitLIMITselect_limit_value','select_offset_value block
{
mmerror(PARSE_ERROR, ET_WARNING, "no longer supported LIMIT #,# syntax passed to server");
$$ = cat_str(4, make_str("limit"), $2, make_str(","), $4);
}
ECPG: SignedIconstIconst rule
| civar { $$ = $1; }