ecpg patches
Michael Meskes <meskes@topsystem.de>
From: Michael Meskes <meskes@topsystem.de>
To: pgsql-hackers@postgresql.org (PostgreSQL Hacker)
Date: 1998-04-23T12:30:03Z
Lists: pgsql-hackers
The next one:
diff -rcN ecpg/ChangeLog ecpg.mm/ChangeLog
*** ecpg/ChangeLog Tue Apr 21 15:22:19 1998
--- ecpg.mm/ChangeLog Thu Apr 23 13:55:53 1998
***************
*** 126,128 ****
--- 126,137 ----
- Set indicator to amount of data really written (truncation).
+ Thu Apr 23 09:27:16 CEST 1998
+
+ - Also allow call in whenever statement with the same functionality
+ as do.
+
+ Thu Apr 23 12:29:28 CEST 1998
+
+ - Also rewrote variable declaration part. It is now possible to
+ declare more than one variable per line.
diff -rcN ecpg/preproc/Makefile ecpg.mm/preproc/Makefile
*** ecpg/preproc/Makefile Tue Apr 21 15:22:21 1998
--- ecpg.mm/preproc/Makefile Thu Apr 23 14:25:39 1998
***************
*** 2,8 ****
include $(SRCDIR)/Makefile.global
MAJOR_VERSION=2
! MINOR_VERSION=0
PATCHLEVEL=0
CFLAGS+=-I../include -DMAJOR_VERSION=$(MAJOR_VERSION) \
--- 2,8 ----
include $(SRCDIR)/Makefile.global
MAJOR_VERSION=2
! MINOR_VERSION=1
PATCHLEVEL=0
CFLAGS+=-I../include -DMAJOR_VERSION=$(MAJOR_VERSION) \
diff -rcN ecpg/preproc/ecpg_keywords.c ecpg.mm/preproc/ecpg_keywords.c
*** ecpg/preproc/ecpg_keywords.c Tue Apr 21 15:23:03 1998
--- ecpg.mm/preproc/ecpg_keywords.c Thu Apr 23 09:26:52 1998
***************
*** 21,26 ****
--- 21,27 ----
*/
static ScanKeyword ScanKeywords[] = {
/* name value */
+ {"call", SQL_CALL},
{"connect", SQL_CONNECT},
{"continue", SQL_CONTINUE},
{"found", SQL_FOUND},
diff -rcN ecpg/preproc/extern.h ecpg.mm/preproc/extern.h
*** ecpg/preproc/extern.h Tue Apr 21 15:22:21 1998
--- ecpg.mm/preproc/extern.h Thu Apr 23 14:09:38 1998
***************
*** 23,28 ****
--- 23,40 ----
extern struct cursor *cur;
+ /* This is a linked list of the variable names and types. */
+ struct variable
+ {
+ char * name;
+ struct ECPGtype * type;
+ int brace_level;
+ struct variable * next;
+ };
+
+ extern struct ECPGtype ecpg_no_indicator;
+ extern struct variable no_indicator;
+
/* functions */
extern void lex_init(void);
diff -rcN ecpg/preproc/pgc.l ecpg.mm/preproc/pgc.l
*** ecpg/preproc/pgc.l Tue Apr 21 15:22:23 1998
--- ecpg.mm/preproc/pgc.l Thu Apr 23 13:09:59 1998
***************
*** 70,75 ****
--- 70,76 ----
%x xb
%x xc
%x xd
+ %x xdc
%x xh
%x xm
%x xq
***************
*** 261,267 ****
<xd>{xdstop} {
BEGIN(SQL);
yylval.str = strdup(literal);
! return (IDENT);
}
<xd>{xdinside} {
if ((llen+yyleng) > (MAX_PARSE_BUFFER - 1))
--- 262,268 ----
<xd>{xdstop} {
BEGIN(SQL);
yylval.str = strdup(literal);
! return (CSTRING);
}
<xd>{xdinside} {
if ((llen+yyleng) > (MAX_PARSE_BUFFER - 1))
***************
*** 269,275 ****
memcpy(literal+llen, yytext, yyleng+1);
llen += yyleng;
}
!
<xm>{space}* { /* ignore */ }
<xm>{xmstop} {
--- 270,291 ----
memcpy(literal+llen, yytext, yyleng+1);
llen += yyleng;
}
! <C>{xdstart} {
! BEGIN(xdc);
! llen = 0;
! *literal = '\0';
! }
! <xdc>{xdstop} {
! BEGIN(C);
! yylval.str = strdup(literal);
! return (CSTRING);
! }
! <xdc>{xdinside} {
! if ((llen+yyleng) > (MAX_PARSE_BUFFER - 1))
! yyerror("ERROR: quoted string parse buffer exceeded");
! memcpy(literal+llen, yytext, yyleng+1);
! llen += yyleng;
! }
<xm>{space}* { /* ignore */ }
<xm>{xmstop} {
***************
*** 283,289 ****
<SQL>{self}/-[\.0-9] {
return (yytext[0]);
}
! <SQL>{self} { return (yytext[0]); }
<SQL>{operator}/-[\.0-9] {
yylval.str = strdup((char*)yytext);
return (Op);
--- 299,305 ----
<SQL>{self}/-[\.0-9] {
return (yytext[0]);
}
! <SQL>{self} { return (yytext[0]); }
<SQL>{operator}/-[\.0-9] {
yylval.str = strdup((char*)yytext);
return (Op);
***************
*** 423,434 ****
}
}
<C>";" { return(';'); }
<C>{space} { ECHO; }
! \{ { return('{'); }
! \} { return('}'); }
! \[ { return('['); }
! \] { return(']'); }
! \= { return('='); }
<C>{other} { return (S_ANYTHING); }
<C>{exec}{space}{sql}{space}{include} { BEGIN(incl); }
<incl>{space} /* eat the whitespace */
--- 439,452 ----
}
}
<C>";" { return(';'); }
+ <C>"," { return(','); }
+ <C>"*" { return('*'); }
<C>{space} { ECHO; }
! <C>\{ { return('{'); }
! <C>\} { return('}'); }
! <C>\[ { return('['); }
! <C>\] { return(']'); }
! <C>\= { return('='); }
<C>{other} { return (S_ANYTHING); }
<C>{exec}{space}{sql}{space}{include} { BEGIN(incl); }
<incl>{space} /* eat the whitespace */
diff -rcN ecpg/preproc/preproc.y ecpg.mm/preproc/preproc.y
*** ecpg/preproc/preproc.y Tue Apr 21 15:23:26 1998
--- ecpg.mm/preproc/preproc.y Thu Apr 23 14:06:24 1998
***************
*** 12,20 ****
* Variables containing simple states.
*/
static int struct_level = 0;
! static char *do_str = NULL, errortext[128];
! static int do_length = 0;
static int QueryIsRule = 0;
/* temporarily store record members while creating the data structure */
struct ECPGrecord_member *record_member_list[128] = { NULL };
--- 12,21 ----
* Variables containing simple states.
*/
static int struct_level = 0;
! static char errortext[128];
static int QueryIsRule = 0;
+ static enum ECPGttype actual_type[128];
+ static char *actual_storage[128];
/* temporarily store record members while creating the data structure */
struct ECPGrecord_member *record_member_list[128] = { NULL };
***************
*** 22,27 ****
--- 23,31 ----
/* keep a list of cursors */
struct cursor *cur = NULL;
+ struct ECPGtype ecpg_no_indicator = {ECPGt_NO_INDICATOR, 0L, {NULL}};
+ struct variable no_indicator = {"no_indicator", &ecpg_no_indicator, 0, NULL};
+
/*
* Handle the filename and line numbering.
*/
***************
*** 82,96 ****
*/
int braces_open;
- /* This is a linked list of the variable names and types. */
- struct variable
- {
- char * name;
- struct ECPGtype * type;
- int brace_level;
- struct variable * next;
- };
-
static struct variable * allvariables = NULL;
static struct variable *
--- 86,91 ----
***************
*** 167,175 ****
static struct arguments * argsinsert = NULL;
static struct arguments * argsresult = NULL;
- static struct ECPGtype ecpg_no_indicator = {ECPGt_NO_INDICATOR, 0L, {NULL}};
- static struct variable no_indicator = {"no_indicator", &ecpg_no_indicator, 0, NULL};
-
static void
reset_variables(void)
{
--- 162,167 ----
***************
*** 209,215 ****
dump_variables(list->next);
/* Then the current element and its indicator */
! ECPGdump_a_type(yyout, list->variable->name, list->variable->type, list->indicator->name, list->indicator->type, NULL, NULL);
/* Then release the list element. */
free(list);
--- 201,209 ----
dump_variables(list->next);
/* Then the current element and its indicator */
! ECPGdump_a_type(yyout, list->variable->name, list->variable->type,
! (list->indicator->type->typ != ECPGt_NO_INDICATOR) ? list->indicator->name : NULL,
! (list->indicator->type->typ != ECPGt_NO_INDICATOR) ? list->indicator->type : NULL, NULL, NULL);
/* Then release the list element. */
free(list);
***************
*** 375,388 ****
double dval;
int ival;
char * str;
- struct ECPGtemp_type type;
struct when action;
int tagname;
enum ECPGttype type_enum;
}
/* special embedded SQL token */
! %token SQL_CONNECT SQL_CONTINUE SQL_FOUND SQL_GO SQL_GOTO
%token SQL_IMMEDIATE SQL_INDICATOR SQL_OPEN
%token SQL_SECTION SQL_SEMI SQL_SQLERROR SQL_SQLPRINT SQL_START
%token SQL_STOP SQL_WHENEVER
--- 369,382 ----
double dval;
int ival;
char * str;
struct when action;
+ struct index index;
int tagname;
enum ECPGttype type_enum;
}
/* special embedded SQL token */
! %token SQL_CALL SQL_CONNECT SQL_CONTINUE SQL_FOUND SQL_GO SQL_GOTO
%token SQL_IMMEDIATE SQL_INDICATOR SQL_OPEN
%token SQL_SECTION SQL_SEMI SQL_SQLERROR SQL_SQLPRINT SQL_START
%token SQL_STOP SQL_WHENEVER
***************
*** 449,455 ****
%token USER, PASSWORD, CREATEDB, NOCREATEDB, CREATEUSER, NOCREATEUSER, VALID, UNTIL
/* Special keywords, not in the query language - see the "lex" file */
! %token <str> IDENT SCONST Op
%token <ival> ICONST PARAM
%token <dval> FCONST
--- 443,449 ----
%token USER, PASSWORD, CREATEDB, NOCREATEDB, CREATEUSER, NOCREATEUSER, VALID, UNTIL
/* Special keywords, not in the query language - see the "lex" file */
! %token <str> IDENT SCONST Op CSTRING
%token <ival> ICONST PARAM
%token <dval> FCONST
***************
*** 538,548 ****
%type <str> GrantStmt privileges operation_commalist operation
%type <str> ECPGWhenever ECPGConnect db_name ECPGOpen open_opts
! %type <str> indicator ECPGExecute c_expr
%type <str> stmt symbol
%type <action> action
%%
prog: statements;
--- 532,549 ----
%type <str> GrantStmt privileges operation_commalist operation
%type <str> ECPGWhenever ECPGConnect db_name ECPGOpen open_opts
! %type <str> indicator ECPGExecute c_expr variable_list dotext
! %type <str> storage_clause opt_initializer vartext c_anything blockstart
! %type <str> blockend variable_list variable var_anything sql_anything
! %type <str> opt_pointer ecpg_ident
!
%type <str> stmt symbol
+ %type <type_enum> simple_type type struct_type
+
%type <action> action
+ %type <index> opt_index
%%
prog: statements;
***************
*** 551,559 ****
statement: ecpgstart stmt SQL_SEMI
| ECPGDeclaration
! | c_anything
! | blockstart
! | blockend
stmt: AddAttrStmt { output_statement($1); }
| AlterUserStmt { output_statement($1); }
--- 552,560 ----
statement: ecpgstart stmt SQL_SEMI
| ECPGDeclaration
! | c_anything { fputs($1, yyout); }
! | blockstart { fputs($1, yyout); }
! | blockend { fputs($1, yyout); }
stmt: AddAttrStmt { output_statement($1); }
| AlterUserStmt { output_statement($1); }
***************
*** 1332,1338 ****
$$ = make_name();
}
| Sconst { $$ = $1; }
! | IDENT { $$ = $1; }
;
DropTrigStmt: DROP TRIGGER name ON relation_name
--- 1333,1339 ----
$$ = make_name();
}
| Sconst { $$ = $1; }
! | ecpg_ident { $$ = $1; }
;
DropTrigStmt: DROP TRIGGER name ON relation_name
***************
*** 1829,1835 ****
event_object: relation_name '.' attr_name
{
! $$ = make3_str($1, ",", $3);
}
| relation_name
{
--- 1830,1836 ----
event_object: relation_name '.' attr_name
{
! $$ = cat3_str($1, ".", $3);
}
| relation_name
{
***************
*** 2243,2249 ****
}
| ColId '.' ColId OptUseOp
{
! $$ = make4_str($1, ".", $3, $4);
}
| Iconst OptUseOp
{
--- 2244,2250 ----
}
| ColId '.' ColId OptUseOp
{
! $$ = make2_str(cat3_str($1, ".", $3), $4);
}
| Iconst OptUseOp
{
***************
*** 2292,2298 ****
}
| ColId '.' ColId
{
! $$ = make3_str($1, ",", $3);
}
| Iconst
{
--- 2293,2299 ----
}
| ColId '.' ColId
{
! $$ = cat3_str($1, ",", $3);
}
| Iconst
{
***************
*** 2383,2389 ****
}
| ColId '.' ColId
{
! $$ = make3_str($1, ".", $3);
}
| Iconst
{
--- 2384,2390 ----
}
| ColId '.' ColId
{
! $$ = cat3_str($1, ".", $3);
}
| Iconst
{
***************
*** 2455,2461 ****
}
;
! generic: IDENT { $$ = $1; }
| TYPE_P { $$ = "type"; }
;
--- 2456,2462 ----
}
;
! generic: ecpg_ident { $$ = $1; }
| TYPE_P { $$ = "type"; }
;
***************
*** 3409,3428 ****
attr: relation_name '.' attrs
{
! $$ = make3_str($1, ".", $3);
}
| ParamNo '.' attrs
{
! $$ = make3_str($1, ".", $3);
}
;
attrs: attr_name
{ $$ = $1; }
| attrs '.' attr_name
! { $$ = make3_str($1, ".", $3); }
| attrs '.' '*'
! { $$ = make2_str($1, ".*"); }
;
--- 3410,3429 ----
attr: relation_name '.' attrs
{
! $$ = cat3_str($1, ".", $3);
}
| ParamNo '.' attrs
{
! $$ = cat3_str($1, ".", $3);
}
;
attrs: attr_name
{ $$ = $1; }
| attrs '.' attr_name
! { $$ = cat3_str($1, ".", $3); }
| attrs '.' '*'
! { $$ = cat2_str($1, ".*"); }
;
***************
*** 3449,3455 ****
}
| relation_name '.' '*'
{
! $$ = make2_str($1, ".*");
}
;
--- 3450,3456 ----
}
| relation_name '.' '*'
{
! $$ = cat2_str($1, ".*");
}
;
***************
*** 3475,3481 ****
}
| relation_name '.' '*'
{
! $$ = make2_str($1, ".*");
}
| '*'
{
--- 3476,3482 ----
}
| relation_name '.' '*'
{
! $$ = cat2_str($1, ".*");
}
| '*'
{
***************
*** 3505,3513 ****
;
database_name: ColId { $$ = $1; };
! access_method: IDENT { $$ = $1; };
attr_name: ColId { $$ = $1; };
! class: IDENT { $$ = $1; };
index_name: ColId { $$ = $1; };
/* Functions
--- 3506,3514 ----
;
database_name: ColId { $$ = $1; };
! access_method: ecpg_ident { $$ = $1; };
attr_name: ColId { $$ = $1; };
! class: ecpg_ident { $$ = $1; };
index_name: ColId { $$ = $1; };
/* Functions
***************
*** 3518,3524 ****
func_name: ColId { $$ = $1; };
file_name: Sconst { $$ = $1; };
! recipe_name: IDENT { $$ = $1; };
/* Constants
* Include TRUE/FALSE for SQL3 support. - thomas 1997-10-24
--- 3519,3525 ----
func_name: ColId { $$ = $1; };
file_name: Sconst { $$ = $1; };
! recipe_name: ecpg_ident { $$ = $1; };
/* Constants
* Include TRUE/FALSE for SQL3 support. - thomas 1997-10-24
***************
*** 3569,3575 ****
$$[strlen($1)+2]='\0';
$$[strlen($1)+1]='\'';
}
! UserId: IDENT { $$ = $1;};
/* Column and type identifier
* Does not include explicit datetime types
--- 3570,3576 ----
$$[strlen($1)+2]='\0';
$$[strlen($1)+1]='\'';
}
! UserId: ecpg_ident { $$ = $1;};
/* Column and type identifier
* Does not include explicit datetime types
***************
*** 3591,3597 ****
* list due to shift/reduce conflicts in yacc. If so, move
* down to the ColLabel entity. - thomas 1997-11-06
*/
! ColId: IDENT { $$ = $1; }
| datetime { $$ = $1; }
| ACTION { $$ = "action"; }
| CACHE { $$ = "cache"; }
--- 3592,3598 ----
* list due to shift/reduce conflicts in yacc. If so, move
* down to the ColLabel entity. - thomas 1997-11-06
*/
! ColId: ecpg_ident { $$ = $1; }
| datetime { $$ = $1; }
| ACTION { $$ = "action"; }
| CACHE { $$ = "cache"; }
***************
*** 3688,3854 ****
output_line_number();
}
! variable_declarations : /* empty */
! | variable_declarations variable_declaration;
! /* Here is where we can enter support for typedef. */
! variable_declaration: type initializer ';' {
! /* don't worry about our list when we're working on a struct */
! if (struct_level == 0)
! {
! new_variable($<type>1.name, $<type>1.typ);
! free((void *)$<type>1.name);
! }
! fputs(";", yyout);
! }
! initializer : /*empty */
! | '=' {fwrite(yytext, yyleng, 1, yyout);} vartext;
! type : maybe_storage_clause type_detailed { $<type>$ = $<type>2; };
! type_detailed : varchar_type { $<type>$ = $<type>1; }
! | simple_type { $<type>$ = $<type>1; }
! | string_type { $<type>$ = $<type>1; }
! /* | array_type {$<type>$ = $<type>1; }
! | pointer_type {$<type>$ = $<type>1; }*/
! | struct_type {$<type>$ = $<type>1; };
!
! varchar_type : varchar_tag symbol index {
! if ($<ival>3 > 0L)
! fprintf(yyout, "struct varchar_%s { int len; char arr[%d]; } %s", $2, $<ival>3, $2);
! else
! fprintf(yyout, "struct varchar_%s { int len; char arr[]; } %s", $2, $2);
! if (struct_level == 0)
! {
! $<type>$.name = $2;
! $<type>$.typ = ECPGmake_varchar_type(ECPGt_varchar, $<ival>3);
! }
! else
! ECPGmake_record_member($2, ECPGmake_varchar_type(ECPGt_varchar, $<ival>3), &(record_member_list[struct_level-1]));
! }
! varchar_tag: S_VARCHAR /*| S_VARCHAR2 */;
! simple_type : simple_tag symbol {
! fprintf(yyout, "%s %s", ECPGtype_name($<type_enum>1), $2);
! if (struct_level == 0)
! {
! $<type>$.name = $2;
! $<type>$.typ = ECPGmake_simple_type($<type_enum>1, 1);
! }
! else
! ECPGmake_record_member($2, ECPGmake_simple_type($<type_enum>1, 1), &(record_member_list[struct_level-1]));
! }
! string_type : char_tag symbol index {
! if ($<ival>3 > 0L)
! fprintf(yyout, "%s %s [%d]", ECPGtype_name($<type_enum>1), $2, $<ival>3);
! else
! fprintf(yyout, "%s %s []", ECPGtype_name($<type_enum>1), $2);
! if (struct_level == 0)
! {
! $<type>$.name = $2;
! $<type>$.typ = ECPGmake_simple_type($<type_enum>1, $<ival>3);
! }
! else
! ECPGmake_record_member($2, ECPGmake_simple_type($<type_enum>1, $<ival>3), &(record_member_list[struct_level-1]));
! }
! | char_tag '*' symbol {
! fprintf(yyout, "%s *%s", ECPGtype_name($<type_enum>1), $3);
! if (struct_level == 0)
! {
! $<type>$.name = $3;
! $<type>$.typ = ECPGmake_simple_type($<type_enum>1, 0);
! }
! else
! ECPGmake_record_member($3, ECPGmake_simple_type($<type_enum>1, 0), &(record_member_list[struct_level-1]));
! }
! | char_tag symbol {
! fprintf(yyout, "%s %s", ECPGtype_name($<type_enum>1), $2);
! if (struct_level == 0)
! {
! $<type>$.name = $2;
! $<type>$.typ = ECPGmake_simple_type($<type_enum>1, 1);
! }
! else
! ECPGmake_record_member($2, ECPGmake_simple_type($<type_enum>1, 1), &(record_member_list[struct_level-1]));
! }
! char_tag : S_CHAR { $<type_enum>$ = ECPGt_char; }
! | S_UNSIGNED S_CHAR { $<type_enum>$ = ECPGt_unsigned_char; }
! /*
! array_type : simple_tag symbol index {
! if ($<ival>3 > 0)
! fprintf(yyout, "%s %s [%ld]", ECPGtype_name($<type_enum>1), $2, $<ival>3);
! else
! fprintf(yyout, "%s %s []", ECPGtype_name($<type_enum>1), $2);
! if (struct_level == 0)
! {
! $<type>$.name = $2;
! $<type>$.typ = ECPGmake_array_type(ECPGmake_simple_type($<type_enum>1), $<ival>3);
! }
! else
! ECPGmake_record_member($2, ECPGmake_array_type(ECPGmake_simple_type($<type_enum>1), $<ival>3), &(record_member_list[struct_level-1]));
! }
! pointer_type : simple_tag '*' symbol {
! fprintf(yyout, "%s * %s", ECPGtype_name($<type_enum>1), $3);
! if (struct_level == 0)
! {
! $<type>$.name = $3;
! $<type>$.typ = ECPGmake_array_type(ECPGmake_simple_type($<type_enum>1), 0);
! }
! else
! ECPGmake_record_member($3, ECPGmake_array_type(ECPGmake_simple_type($<type_enum>1), 0), &(record_member_list[struct_level-1]));
! }
! */
! s_struct : S_STRUCT symbol {
! struct_level++;
! fprintf(yyout, "struct %s {", $2);
! }
! struct_type : s_struct '{' variable_declarations '}' symbol {
! struct_level--;
! if (struct_level == 0)
! {
! $<type>$.name = $5;
! $<type>$.typ = ECPGmake_record_type(record_member_list[struct_level]);
! }
! else
! ECPGmake_record_member($5, ECPGmake_record_type(record_member_list[struct_level]), &(record_member_list[struct_level-1]));
! fprintf(yyout, "} %s", $5);
! record_member_list[struct_level] = NULL;
! }
! simple_tag : S_SHORT { $<type_enum>$ = ECPGt_short; }
! | S_UNSIGNED S_SHORT { $<type_enum>$ = ECPGt_unsigned_short; }
! | S_INT { $<type_enum>$ = ECPGt_int; }
! | S_UNSIGNED S_INT { $<type_enum>$ = ECPGt_unsigned_int; }
! | S_LONG { $<type_enum>$ = ECPGt_long; }
! | S_UNSIGNED S_LONG { $<type_enum>$ = ECPGt_unsigned_long; }
! | S_FLOAT { $<type_enum>$ = ECPGt_float; }
! | S_DOUBLE { $<type_enum>$ = ECPGt_double; }
! | S_BOOL { $<type_enum>$ = ECPGt_bool; };
!
! maybe_storage_clause : S_EXTERN { fwrite(yytext, yyleng, 1, yyout); }
! | S_STATIC { fwrite(yytext, yyleng, 1, yyout); }
! | S_SIGNED { fwrite(yytext, yyleng, 1, yyout); }
! | S_CONST { fwrite(yytext, yyleng, 1, yyout); }
! | S_REGISTER { fwrite(yytext, yyleng, 1, yyout); }
! | S_AUTO { fwrite(yytext, yyleng, 1, yyout); }
! | /* empty */ { };
!
! index : '[' Iconst ']' { $<ival>$ = atol($2); }
! | '[' ']' { $<ival>$ = 0L; }
/*
* the exec sql connect statement: connect to the given database
*/
! ECPGConnect : SQL_CONNECT db_name { $$ = $2; }
! db_name : database_name { $$ = $1; }
| ':' name { /* check if we have a char variable */
struct variable *p = find_variable($2);
enum ECPGttype typ = p->type->typ;
--- 3689,3825 ----
output_line_number();
}
! variable_declarations: /* empty */
! | declaration variable_declarations;
! declaration: storage_clause type
! {
! actual_storage[struct_level] = $1;
! actual_type[struct_level] = $2;
! if ($2 != ECPGt_varchar && $2 != ECPGt_record)
! fprintf(yyout, "%s %s", $1, ECPGtype_name($2));
! }
! variable_list ';' { fputc(';', yyout); }
! storage_clause : S_EXTERN { $$ = "extern"; }
! | S_STATIC { $$ = "static"; }
! | S_SIGNED { $$ = "signed"; }
! | S_CONST { $$ = "const"; }
! | S_REGISTER { $$ = "register"; }
! | S_AUTO { $$ = "auto"; }
! | /* empty */ { $$ = "" ; }
! type: simple_type
! | struct_type
! struct_type: s_struct '{' variable_declarations '}'
! {
! struct_level--;
! $$ = actual_type[struct_level] = ECPGt_record;
! }
! s_struct : S_STRUCT symbol
! {
! struct_level++;
! fprintf(yyout, "struct %s {", $2);
! }
! simple_type: S_SHORT { $$ = ECPGt_short; }
! | S_UNSIGNED S_SHORT { $$ = ECPGt_unsigned_short; }
! | S_INT { $$ = ECPGt_int; }
! | S_UNSIGNED S_INT { $$ = ECPGt_unsigned_int; }
! | S_LONG { $$ = ECPGt_long; }
! | S_UNSIGNED S_LONG { $$ = ECPGt_unsigned_long; }
! | S_FLOAT { $$ = ECPGt_float; }
! | S_DOUBLE { $$ = ECPGt_double; }
! | S_BOOL { $$ = ECPGt_bool; };
! | S_CHAR { $$ = ECPGt_char; }
! | S_UNSIGNED S_CHAR { $$ = ECPGt_unsigned_char; }
! | S_VARCHAR { $$ = ECPGt_varchar; }
! variable_list: variable
! | variable_list ','
! {
! if (actual_type[struct_level] != ECPGt_varchar)
! fputs(", ", yyout);
! else
! fputs(";\n ", yyout);
! } variable
! variable: opt_pointer symbol opt_index opt_initializer
! {
! int length = $3.ival;
! /* pointer has to get length 0 */
! if (strlen($1) > 0)
! length = 0;
! switch (actual_type[struct_level])
! {
! case ECPGt_record:
! if (struct_level == 0)
! new_variable($2, ECPGmake_record_type(record_member_list[struct_level]));
! else
! ECPGmake_record_member($2, ECPGmake_record_type(record_member_list[struct_level]), &(record_member_list[struct_level-1]));
! record_member_list[struct_level] = NULL;
! fprintf(yyout, "} %s%s%s%s", $1, $2, $3.str, $4);
! break;
! case ECPGt_varchar:
! if (strlen($4) != 0)
! yyerror("varchar initilization impossible");
!
! if (struct_level == 0)
! new_variable($2, ECPGmake_varchar_type(actual_type[struct_level], length));
! else
! ECPGmake_record_member($2, ECPGmake_varchar_type(actual_type[struct_level], length), &(record_member_list[struct_level-1]));
!
! if (length > 0)
! fprintf(yyout, "%s struct varchar_%s { int len; char arr[%d]; } %s", actual_storage[struct_level], $2, length, $2);
! else
! fprintf(yyout, "%s struct varchar_%s { int len; char arr[]; } %s", actual_storage[struct_level], $2, $2);
!
! break;
!
! default:
! if (struct_level == 0)
! new_variable($2, ECPGmake_simple_type(actual_type[struct_level], length));
! else
! ECPGmake_record_member($2, ECPGmake_simple_type(actual_type[struct_level], length), &(record_member_list[struct_level-1]));
!
! fprintf(yyout, "%s%s%s%s", $1, $2, $3.str, $4);
!
! break;
! }
! }
!
! opt_initializer: /* empty */ { $$ = ""; }
! | '=' vartext { $$ = cat2_str("=", $2); }
!
! opt_pointer: /* empty */ { $$ = ""; }
! | '*' { $$ = "*"; }
!
! opt_index: '[' Iconst ']' {
! $$.ival = atol($2);
! $$.str = cat3_str("[", $2, "]");
! }
! | '[' ']'
! {
! $$.ival = 0;
! $$.str = "[]";
! }
! | /* empty */ {
! $$.ival = 1;
! $$.str = "";
! }
/*
* the exec sql connect statement: connect to the given database
*/
! ECPGConnect: SQL_CONNECT db_name { $$ = $2; }
! db_name: database_name { $$ = $1; }
| ':' name { /* check if we have a char variable */
struct variable *p = find_variable($2);
enum ECPGttype typ = p->type->typ;
***************
*** 3895,3901 ****
}
/*
! * whenever statement: decide what to do in case of error/no dat
*/
ECPGWhenever: SQL_WHENEVER SQL_SQLERROR action {
when_error.code = $<action>3.code;
--- 3866,3875 ----
}
/*
! * whenever statement: decide what to do in case of error/no data found
! * according to SQL standards we miss: SQLSTATE, CONSTRAINT, SQLEXCEPTION
! * and SQLWARNING
!
*/
ECPGWhenever: SQL_WHENEVER SQL_SQLERROR action {
when_error.code = $<action>3.code;
***************
*** 3933,3949 ****
$<action>$.command = $3;
$<action>$.str = make2_str("goto ", $3);
}
! | DO name '(' {
! do_str = (char *) mm_alloc(do_length = strlen($2) + 4);
! sprintf(do_str, "%s (", $2);
! } dotext ')' {
! do_str[strlen(do_str)+1]='\0';
! do_str[strlen(do_str)]=')';
$<action>$.code = W_DO;
! $<action>$.command = do_str;
! $<action>$.str = make2_str("do ", do_str);
! do_str = NULL;
! do_length = 0;
}
/* some other stuff for ecpg */
--- 3907,3921 ----
$<action>$.command = $3;
$<action>$.str = make2_str("goto ", $3);
}
! | DO name '(' dotext ')' {
! $<action>$.code = W_DO;
! $<action>$.command = cat4_str($2, "(", $4, ")");
! $<action>$.str = make2_str("do", $<action>$.command);
! }
! | SQL_CALL name '(' dotext ')' {
$<action>$.code = W_DO;
! $<action>$.command = cat4_str($2, "(", $4, ")");
! $<action>$.str = make2_str("call", $<action>$.command);
}
/* some other stuff for ecpg */
***************
*** 4231,4246 ****
ecpgstart: SQL_START { reset_variables();}
! dotext: /* empty */
! | dotext sql_anything {
! if (strlen(do_str) + yyleng + 1 >= do_length)
! do_str = mm_realloc(do_str, do_length += yyleng);
! strcat(do_str, yytext);
! }
!
! vartext: both_anything { fwrite(yytext, yyleng, 1, yyout); }
! | vartext both_anything { fwrite(yytext, yyleng, 1, yyout); }
coutputvariable : ':' name indicator {
add_variable(&argsresult, find_variable($2), ($3 == NULL) ? &no_indicator : find_variable($3));
--- 4203,4213 ----
ecpgstart: SQL_START { reset_variables();}
! dotext: /* empty */ { $$ = ""; }
! | dotext sql_anything { $$ = cat2_str($1, $2); }
! vartext: var_anything { $$ = $1; }
! | vartext var_anything { $$ = cat2_str($1, $2); }
coutputvariable : ':' name indicator {
add_variable(&argsresult, find_variable($2), ($3 == NULL) ? &no_indicator : find_variable($3));
***************
*** 4259,4289 ****
| SQL_INDICATOR ':' name { check_indicator((find_variable($3))->type); $$ = $3; }
| SQL_INDICATOR name { check_indicator((find_variable($2))->type); $$ = $2; }
/*
* C stuff
*/
! symbol: IDENT { $$ = $1; }
!
! c_anything: both_anything { fwrite(yytext, yyleng, 1, yyout); }
! | ';' { fputc(';', yyout); }
!
! sql_anything: IDENT {} | ICONST {} | FCONST {}
! both_anything: IDENT {} | ICONST {} | FCONST {}
! | S_AUTO | S_BOOL | S_CHAR | S_CONST | S_DOUBLE | S_EXTERN | S_FLOAT
! | S_INT | S_LONG | S_REGISTER | S_SHORT | S_SIGNED | S_STATIC
! | S_STRUCT | S_UNSIGNED | S_VARCHAR | S_ANYTHING
! | '[' | ']' | '(' | ')' | '='
blockstart : '{' {
braces_open++;
! fputc('{', yyout);
}
blockend : '}' {
remove_variables(braces_open--);
! fputc('}', yyout);
}
%%
--- 4226,4288 ----
| SQL_INDICATOR ':' name { check_indicator((find_variable($3))->type); $$ = $3; }
| SQL_INDICATOR name { check_indicator((find_variable($2))->type); $$ = $2; }
+ ecpg_ident: IDENT { $$ = $1; }
+ | CSTRING { $$ = cat3_str("\"", $1, "\""); }
/*
* C stuff
*/
! symbol: ecpg_ident { $$ = $1; }
! c_anything: ecpg_ident { $$ = $1; }
! | Iconst { $$ = $1; }
! | FCONST { $$ = make_name(); }
! | '*' { $$ = "*"; }
! | ';' { $$ = ";"; }
! | S_AUTO { $$ = "auto"; }
! | S_BOOL { $$ = "bool"; }
! | S_CHAR { $$ = "char"; }
! | S_CONST { $$ = "const"; }
! | S_DOUBLE { $$ = "double"; }
! | S_EXTERN { $$ = "extern"; }
! | S_FLOAT { $$ = "float"; }
! | S_INT { $$ = "int"; }
! | S_LONG { $$ = "long"; }
! | S_REGISTER { $$ = "register"; }
! | S_SHORT { $$ = "short"; }
! | S_SIGNED { $$ = "signed"; }
! | S_STATIC { $$ = "static"; }
! | S_STRUCT { $$ = "struct"; }
! | S_UNSIGNED { $$ = "unsigned"; }
! | S_VARCHAR { $$ = "varchar"; }
! | S_ANYTHING { $$ = make_name(); }
! | '[' { $$ = "["; }
! | ']' { $$ = "]"; }
! | '(' { $$ = "("; }
! | ')' { $$ = ")"; }
! | '=' { $$ = "="; }
! | ',' { $$ = ","; }
!
! sql_anything: ecpg_ident { $$ = $1; }
! | Iconst { $$ = $1; }
! | FCONST { $$ = make_name(); }
! | ',' { $$ = ","; }
!
! var_anything: ecpg_ident { $$ = $1; }
! | Iconst { $$ = $1; }
! | FCONST { $$ = make_name(); }
! /*FIXME: | ',' { $$ = ","; }*/
! | '{' { $$ = "{"; }
! | '}' { $$ = "}"; }
blockstart : '{' {
braces_open++;
! $$ = "{";
}
blockend : '}' {
remove_variables(braces_open--);
! $$ = "}";
}
%%
diff -rcN ecpg/preproc/type.c ecpg.mm/preproc/type.c
*** ecpg/preproc/type.c Tue Apr 21 15:23:26 1998
--- ecpg.mm/preproc/type.c Thu Apr 23 14:11:56 1998
***************
*** 130,135 ****
--- 130,141 ----
void
ECPGdump_a_type(FILE *o, const char *name, struct ECPGtype * typ, const char *ind_name, struct ECPGtype * ind_typ, const char *prefix, const char *ind_prefix)
{
+ if (ind_typ == NULL)
+ {
+ ind_typ = &ecpg_no_indicator;
+ ind_name = "no_indicator";
+ }
+
if (IS_SIMPLE_TYPE(typ->typ))
{
ECPGdump_a_simple(o, name, typ->typ, typ->size, 0, 0, prefix);
***************
*** 267,273 ****
* then we are in a record in a record and the offset is used as
* offset.
*/
! struct ECPGrecord_member *p, *ind_p;
char obuf[BUFSIZ];
char pbuf[BUFSIZ], ind_pbuf[BUFSIZ];
const char *offset;
--- 273,279 ----
* then we are in a record in a record and the offset is used as
* offset.
*/
! struct ECPGrecord_member *p, *ind_p = NULL;
char obuf[BUFSIZ];
char pbuf[BUFSIZ], ind_pbuf[BUFSIZ];
const char *offset;
***************
*** 288,296 ****
sprintf(ind_pbuf, "%s%s.", ind_prefix ? ind_prefix : "", ind_name);
ind_prefix = ind_pbuf;
! for (p = typ->u.members, ind_p = ind_typ->u.members; p; p = p->next, ind_p = ind_p->next)
{
! ECPGdump_a_type(o, p->name, p->typ, ind_p->name, ind_p->typ, prefix, ind_prefix);
}
}
--- 294,304 ----
sprintf(ind_pbuf, "%s%s.", ind_prefix ? ind_prefix : "", ind_name);
ind_prefix = ind_pbuf;
! if (ind_typ != NULL) ind_p = ind_typ->u.members;
! for (p = typ->u.members; p; p = p->next)
{
! ECPGdump_a_type(o, p->name, p->typ, (ind_p != NULL) ? ind_p->name : NULL, (ind_p != NULL) ? ind_p->typ : NULL, prefix, ind_prefix);
! if (ind_p != NULL) ind_p = ind_p->next;
}
}
diff -rcN ecpg/preproc/type.h ecpg.mm/preproc/type.h
*** ecpg/preproc/type.h Tue Apr 21 15:23:26 1998
--- ecpg.mm/preproc/type.h Thu Apr 23 10:50:36 1998
***************
*** 74,76 ****
--- 74,82 ----
char *command;
char *str;
};
+
+ struct index
+ {
+ int ival;
+ char *str;
+ };
Michael
--
Dr. Michael Meskes, Project-Manager | topsystem Systemhaus GmbH
meskes@topsystem.de | Europark A2, Adenauerstr. 20
meskes@debian.org | 52146 Wuerselen
Go SF49ers! Go Rhein Fire! | Tel: (+49) 2405/4670-44
Use Debian GNU/Linux! | Fax: (+49) 2405/4670-10