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Commit776d530

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author
Michael Meskes
committed
Create a real prototype function for describe.
1 parenta0fed29 commit776d530

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5 files changed

+32
-18
lines changed

5 files changed

+32
-18
lines changed

‎src/interfaces/ecpg/ChangeLog‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1464,6 +1464,10 @@ Fri May 30 10:29:49 CEST 2003
14641464
- Synced parser.
14651465
- Added a dummy rule for EXEC SQL DESCRIBE that throws an error
14661466
message.
1467+
1468+
Fri May 30 15:19:39 CEST 2003
1469+
1470+
- Implemented prototype describe function.
14671471
- Some minor cleanup/bug fixing.
14681472
- Set ecpg version to 2.12.0.
14691473
- Set ecpg library to 3.4.2.

‎src/interfaces/ecpg/ecpglib/descriptor.c‎

Lines changed: 8 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
11
/* dynamic SQL support routines
22
*
3-
* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/descriptor.c,v 1.1 2003/03/16 10:42:53 meskes Exp $
3+
* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/descriptor.c,v 1.2 2003/05/30 13:22:02 meskes Exp $
44
*/
55

66
#include"postgres_fe.h"
@@ -447,3 +447,10 @@ ECPGdescriptor_lvalue(int line, const char *descriptor)
447447
ECPGraise(line,ECPG_UNKNOWN_DESCRIPTOR, (char*)descriptor);
448448
returnNULL;
449449
}
450+
451+
bool
452+
ECPGdescribe(intline,boolinput,constchar*statement, ...)
453+
{
454+
ECPGlog("ECPGdescribe called on line %d for %s in %s\n",line, (input) ?"input" :"output",statement);
455+
return false;
456+
}

‎src/interfaces/ecpg/include/ecpglib.h‎

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -72,6 +72,8 @@ voidECPGraise(int line, int code, const char *str);
7272
boolECPGget_desc_header(int,char*,int*);
7373
boolECPGget_desc(int,char*,int,...);
7474

75+
boolECPGdescribe(int,bool,constchar*, ...);
76+
7577
/* dynamic result allocation */
7678
voidECPGfree_auto_mem(void);
7779

‎src/interfaces/ecpg/preproc/output.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -15,7 +15,7 @@ output_simple_statement(char *cmd)
1515
inti,
1616
j=strlen(cmd);;
1717

18-
/*do this char by char as we have to filter '\"' */
18+
/*output this char by char as we have to filter '\"' */
1919
for (i=0;i<j;i++)
2020
{
2121
if (cmd[i]!='"')
@@ -111,7 +111,7 @@ output_statement(char *stmt, int mode, char *con)
111111

112112
fprintf(yyout,"{ ECPGdo(__LINE__, %s, \"",con ?con :"NULL");
113113

114-
/*do this char by char as we have to filter '\"' */
114+
/*output this char by char as we have to filter '\"' */
115115
for (i=0;i<j;i++)
116116
{
117117
if (stmt[i]!='"')

‎src/interfaces/ecpg/preproc/preproc.y‎

Lines changed: 16 additions & 15 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 1.226 2003/05/3008:39:01 meskes Exp $*/
1+
/* $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Attic/preproc.y,v 1.227 2003/05/3013:22:02 meskes Exp $*/
22

33
/* Copyright comment*/
44
%{
@@ -438,18 +438,17 @@ create_questionmarks(char *name, bool array)
438438
%type<str>ECPGFreeECPGDeclareECPGVaropt_atenum_definition
439439
%type<str>struct_union_types_struct_unionvt_declarations
440440
%type<str>var_declarationtype_declarationsingle_vt_declaration
441-
%type<str>ECPGSetAutocommiton_offvariable_declarations
441+
%type<str>ECPGSetAutocommiton_offvariable_declarationsECPGDescribe
442442
%type<str>ECPGAllocateDescrECPGDeallocateDescrsymbolopt_output
443443
%type<str>ECPGGetDescriptorHeaderECPGColLabelsingle_var_declaration
444444
%type<str>reserved_keywordunreserved_keywordecpg_interval
445445
%type<str>col_name_keywordfunc_name_keywordprecisionopt_scale
446446
%type<str>ECPGTypeNamevariablelistECPGColLabelCommonc_variable
447-
%type<str>inf_val_listinf_col_listusing_descriptorECPGDescribe
448-
%type<str>into_descriptor
447+
%type<str>inf_val_listinf_col_listusing_descriptorinto_descriptor
449448

450449
%type<struct_union>s_struct_union_symbol
451450

452-
%type<descriptor>ECPGGetDescriptor
451+
%type<descriptor>ECPGGetDescriptor
453452

454453
%type<type_enum>simple_typesigned_typeunsigned_type
455454

@@ -617,10 +616,12 @@ stmt: AlterDatabaseSetStmt{ output_statement($1, 0, connection); }
617616
}
618617
|ECPGDescribe
619618
{
620-
if (connection)
621-
mmerror(PARSE_ERROR, ET_ERROR,"no at option for describe statement.\n");
622-
623-
fprintf(yyout,"{ /* ECPGdescribe(__LINE__, %s) */;", $1);
619+
fprintf(yyout,"{ ECPGdescribe(__LINE__, %s,", $1);
620+
dump_variables(argsresult,1);
621+
fputs("ECPGt_EORT);", yyout);
622+
fprintf(yyout,"}");
623+
output_line_number();
624+
624625
/* whenever_action(2);*/
625626
free($1);
626627
}
@@ -5186,18 +5187,18 @@ ECPGPrepare: PREPARE name FROM execstring
51865187
*/
51875188
ECPGDescribe:SQL_DESCRIBEINPUT_Pnameusing_descriptor
51885189
{
5189-
mmerror(PARSE_ERROR,ET_ERROR,"using unsupported describe statement.\n");
5190-
$$ = cat_str(3, make_str("input"),$3,$4);
5190+
mmerror(PARSE_ERROR,ET_WARNING,"using unsupported describe statement.\n");
5191+
$$ = cat_str(3, make_str("1, ECPGprepared_statement(\""),$3,make_str("\")"));
51915192
}
51925193
|SQL_DESCRIBEopt_outputnameusing_descriptor
51935194
{
5194-
mmerror(PARSE_ERROR,ET_ERROR,"using unsupported describe statement.\n");
5195-
$$ = cat_str(3,$2,$3,$4);
5195+
mmerror(PARSE_ERROR,ET_WARNING,"using unsupported describe statement.\n");
5196+
$$ = cat_str(3,make_str("0, ECPGprepared_statement(\""),$3,make_str("\")"));
51965197
}
51975198
|SQL_DESCRIBEopt_outputnameinto_descriptor
51985199
{
5199-
mmerror(PARSE_ERROR,ET_ERROR,"using unsupported describe statement.\n");
5200-
$$ = cat_str(3,$2,$3,$4);
5200+
mmerror(PARSE_ERROR,ET_WARNING,"using unsupported describe statement.\n");
5201+
$$ = cat_str(3,make_str("0, ECPGprepared_statement(\""),$3,make_str("\")"));
52015202
}
52025203
;
52035204

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