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Commitabd310a

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author
Michael Meskes
committed
Allow constants in using clauses.
1 parent5fc9f3d commitabd310a

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7 files changed

+38
-8
lines changed

7 files changed

+38
-8
lines changed

‎src/interfaces/ecpg/ChangeLog‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1501,6 +1501,10 @@ Thu Jun 19 10:08:26 CEST 2003
15011501

15021502
- Added missing rdayofweek function for Informix compatibility.
15031503
- Fixed fetch into char pointer.
1504+
1505+
Fri Jun 20 13:23:07 CEST 2003
1506+
1507+
- Enabled constants in using clause.
15041508
- Set ecpg version to 3.0.0
15051509
- Set ecpg library to 4.0.0
15061510
- Set pgtypes library to 1.0.0

‎src/interfaces/ecpg/ecpglib/execute.c‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.10 2003/06/15 04:07:58 momjian Exp $ */
1+
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.11 2003/06/20 12:00:59 meskes Exp $ */
22

33
/*
44
* The aim is to get a simpler inteface to the database routines.
@@ -775,6 +775,7 @@ ECPGstore_input(const struct statement * stmt, const struct variable * var,
775775
*malloced_p= true;
776776
}
777777
break;
778+
caseECPGt_const:
778779
caseECPGt_char_variable:
779780
{
780781
intslen=strlen((char*)var->value);
@@ -1214,7 +1215,7 @@ ECPGexecute(struct statement * stmt)
12141215
{
12151216
ECPGlog("ECPGexecute line %d: ASYNC NOTIFY of '%s' from backend pid '%d' received\n",
12161217
stmt->lineno,notify->relname,notify->be_pid);
1217-
PQfreemem(notify);
1218+
PQfreemem(notify);
12181219
}
12191220

12201221
returnstatus;

‎src/interfaces/ecpg/ecpglib/typename.c‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/typename.c,v 1.5 2003/06/17 07:28:22 meskes Exp $ */
1+
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/typename.c,v 1.6 2003/06/20 12:00:59 meskes Exp $ */
22

33
#definePOSTGRES_ECPG_INTERNAL
44
#include"postgres_fe.h"
@@ -56,6 +56,8 @@ ECPGtype_name(enum ECPGttype typ)
5656
return"Timestamp";
5757
caseECPGt_interval:
5858
return"Interval";
59+
caseECPGt_char_const:
60+
return"Const";
5961
default:
6062
abort();
6163
}

‎src/interfaces/ecpg/include/ecpgtype.h‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -53,6 +53,7 @@ enum ECPGttype
5353
ECPGt_union,
5454
ECPGt_descriptor,/* sql descriptor, no C variable */
5555
ECPGt_char_variable,
56+
ECPGt_const,/* a constant is needed sometimes */
5657
ECPGt_EOIT,/* End of insert types. */
5758
ECPGt_EORT,/* End of result types. */
5859
ECPGt_NO_INDICATOR/* no indicator */

‎src/interfaces/ecpg/preproc/preproc.y‎

Lines changed: 15 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Attic/preproc.y,v 1.234 2003/06/19 09:52:11 meskes Exp $*/
1+
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Attic/preproc.y,v 1.235 2003/06/20 12:00:59 meskes Exp $*/
22

33
/* Copyright comment*/
44
%{
@@ -475,7 +475,7 @@ adjust_informix(struct arguments *list)
475475
%type<str>ECPGGetDescriptorHeaderECPGColLabelsingle_var_declaration
476476
%type<str>reserved_keywordunreserved_keywordecpg_intervalopt_ecpg_using
477477
%type<str>col_name_keywordfunc_name_keywordprecisionopt_scale
478-
%type<str>ECPGTypeNameusing_listECPGColLabelCommon
478+
%type<str>ECPGTypeNameusing_listECPGColLabelCommonUsingConst
479479
%type<str>inf_val_listinf_col_listusing_descriptorinto_descriptor
480480
%type<str>ecpg_into_using
481481

@@ -5196,7 +5196,19 @@ ecpg_into: INTO into_list{ $$ = EMPTY; }
51965196
|into_descriptor{$$ =$1; }
51975197
;
51985198

5199-
using_list:civar|civar','using_list;
5199+
using_list:UsingConst|UsingConst','using_list;
5200+
5201+
UsingConst:AllConst
5202+
{
5203+
if ($1[1] !='?')/* found a constant*/
5204+
{
5205+
char *length = mm_alloc(sizeof("INT_MAX")+1);
5206+
5207+
sprintf(length,"%d", strlen($1));
5208+
add_variable(&argsinsert, new_variable($1, ECPGmake_simple_type(ECPGt_const, length), 0), &no_indicator);
5209+
}
5210+
}
5211+
;
52005212

52015213
/*
52025214
* As long as the prepare statement is not supported by the backend, we will

‎src/interfaces/ecpg/preproc/type.c‎

Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -169,6 +169,9 @@ get_type(enum ECPGttype type)
169169
* quoted */
170170
return ("ECPGt_char_variable");
171171
break;
172+
caseECPGt_const:/* constant string quoted */
173+
return ("ECPGt_const");
174+
break;
172175
caseECPGt_numeric:
173176
return ("ECPGt_numeric");
174177
break;
@@ -381,6 +384,14 @@ ECPGdump_a_simple(FILE *o, const char *name, enum ECPGttype type,
381384
sprintf(variable,"&(%s%s)",prefix ?prefix :"",name);
382385
sprintf(offset,"sizeof(Date)");
383386
break;
387+
caseECPGt_const:
388+
389+
/*
390+
* just dump the const as string
391+
*/
392+
sprintf(variable,"\"%s\"",name);
393+
sprintf(offset,"strlen(\"%s\")",name);
394+
break;
384395
default:
385396

386397
/*

‎src/interfaces/ecpg/test/test2.pgc‎

Lines changed: 1 addition & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -27,7 +27,6 @@ exec sql begin declare section;
2727
struct birthinfo ind_birth;
2828
} ind_personal, *i;
2929
ind ind_children;
30-
c testname="Petra";
3130
char *query="select name, born, age, married, children from meskes where name = :var1";
3231
exec sql end declare section;
3332

@@ -92,7 +91,7 @@ exec sql end declare section;
9291
exec sql declare prep cursor for MM;
9392

9493
strcpy(msg, "open");
95-
exec sql open prep using:testname;
94+
exec sql open prep using'Petra';
9695

9796
exec sql whenever not found do break;
9897

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