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Add commands and functions to enhance the support of DBC / VFP in VFP Dialect #1955

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Merged
RobertvanderHulst merged 13 commits into from
May 29, 2026
Merged

Add commands and functions to enhance the support of DBC / VFP in VFP Dialect #1955

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cb01feb
[XSharp.VFP] Add CLOSE DATABASES, CLOSE TABLE commands
fforay May 27, 2026
ff0f693
[XSharp.Core / XSharp.VFP] Add commands CLOSE DATABASES, CLOSE TABLES
fforay May 27, 2026
08acdc3
Merge branch 'FabDBC_Work' of https://github.com/X-Sharp/XSharpPublic…
fforay May 27, 2026
57c1493
[XSharp.Core] Fix visibility to give access to the ActiveDataBase for…
fforay May 27, 2026
0d1f1a0
[UDC] Merged CLOSE DATABASES and CLOSE TABLES variants into single UDC
RobertvanderHulst May 27, 2026
fc509a1
[XSharp.Core / XSharp.VFP] Add support for ADD TABLE, REMOVE TABLE, R…
fforay May 27, 2026
04753ae
Merge branch 'FabDBC_Work' of https://github.com/X-Sharp/XSharpPublic…
fforay May 27, 2026
5d7748c
[XSharp.Core/Data/VFP] CREATE TABLE: long field name support via DBC
fforay May 27, 2026
8812180
[UDC] Fix an error in CLOSE DATABASE syntax
fforay May 28, 2026
dec71cf
[DBC Support] Add several Tests in FoxTest project.
fforay May 28, 2026
9ae9b8b
[VFP] Fix SUM and AVERAGE UDCs clause must appear before TO
fforay May 28, 2026
d38811c
[VFP] Add support for COPY MEMO command
fforay May 28, 2026
7b4e313
[VFP] Add support of REPLACE ... ADDITIVE command
fforay May 28, 2026
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26 changes: 26 additions & 0 deletions src/Common/FoxProCmd.xh
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Original file line number Diff line number Diff line change
Expand Up @@ -562,6 +562,32 @@
#command CREATE DATABASE <(db)> => XSharp.RDD.Dbc.Create( <(db)>)
#command DELETE DATABASE <(db)> [<del:DELETETABLES>] [<rec:RECYCLE>] => XSharp.RDD.Dbc.Delete( <(db)>, <.del.>, <.rec.>)

// CLOSE DATABASES [ALL] and CLOSE TABLES [ALL]
// Implemented in XSharp.VFP\Database\DatabaseCommands.prg

#command CLOSE DATABASES [<all:ALL>] => __VFPCloseDatabases( <.all.> )
#command CLOSE TABLES [<all:ALL>] => __VFPCloseTables( <.all.> )

// ADD TABLE TableName [NAME LongTableName]
// Links an existing free .DBF to the currently active database.
// Implemented in XSharp.VFP\Database\DatabaseCommands.prg
// The NAME variant is defined last (tried first) to correctly consume the NAME clause.
#command ADD TABLE <(file)> => __VFPAddTable( <(file)>, "")
#command ADD TABLE <(file)> NAME <(name)> => __VFPAddTable( <(file)>, <(name)>)

// REMOVE TABLE TableName [DELETE] [RECYCLE]
// Unlinks a table from the active database; optionally deletes the .DBF file.
// Implemented in XSharp.VFP\Database\DatabaseCommands.prg
// Precedence: most-specific forms defined last = tried first.
#command REMOVE TABLE <(name)> => __VFPRemoveTable( <(name)>, .F., .F.)
#command REMOVE TABLE <(name)> DELETE => __VFPRemoveTable( <(name)>, .T., .F.)
#command REMOVE TABLE <(name)> RECYCLE => __VFPRemoveTable( <(name)>, .F., .T.)

// RENAME TABLE OldName TO NewName
// Changes the logical name in the DBC; does not rename the physical .DBF.
// Implemented in XSharp.VFP\Database\DatabaseCommands.prg
#command RENAME TABLE <(old)> TO <(new)> => __VFPRenameTable( <(old)>, <(new)>)

// connection commands
#command CREATE CONNECTION <(conn)> ;
[DATASOURCE <(Dsn)>] ;
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44 changes: 37 additions & 7 deletions src/Common/dbcmd.xh
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Expand Up @@ -432,29 +432,31 @@
<{lfor}>, <{lwhile}>, <nnext>, <rec>, <.rest.>, <.noopt.>;
)

#command SUM <x1> [, <xn>] TO <v1> [, <vn>] ;
#command SUM <x1> [, <xn>] ;
[FOR <lfor>] ;
[WHILE <lwhile>] ;
[NEXT <nnext>] ;
[RECORD <rec>] ;
[<rest:REST>] ;
[<REST:REST>] ;
[<noopt: NOOPTIMIZE>] ;
[ALL] ;
[all] ;
TO <v1> [, <vN>] ;
;
=> <v1> := [ <vn> := ] 0 ;
=> <v1> := [ <vN> := ] 0 ;
; DbEval( ;
{|| <v1> += <x1> [, <vn> += <xn> ]}, ;
{|| <v1> += <x1> [, <vN> += <xn> ]}, ;
<{lfor}>, <{lwhile}>, <nnext>, <rec>, <.rest.>, <.noopt.>;
)

#command AVERAGE [<x1> [, <xn>] TO <v1> [, <vn>]] ;
#command AVERAGE [<x1> [, <xn>] ;
[FOR <lfor>] ;
[WHILE <lwhile>] ;
[NEXT <nnext>] ;
[RECORD <rec>] ;
[<rest:REST>] ;
[<noopt: NOOPTIMIZE>] ;
[ALL] ;
[all] ;
TO <v1> [, <vN>]] ;
;
=> M->__Avg := <v1> := [ <vn> := ] 0 ;
;
Expand Down Expand Up @@ -487,6 +489,34 @@
#command SET MEMOBLOCKSIZE TO => RDDInfo(_SET_MEMOBLOCKSIZE, 512)
#command SET OPTIMIZE <x:ON,OFF,&> => RDDInfo(_SET_OPTIMIZE, <(x)>)

#command COPY MEMO <field> TO <(file)> <add:ADDITIVE> [AS <nCP>] ;
=> DbCopyMemo( <"field">, <(file)>, <ADD>[, <nCP>] )

// REPLACE ... [ADDITIVE] — without IN clause
#command REPLACE <(f1)> WITH <x1> [<add1:ADDITIVE>] ;
[, <(fn)> WITH <xn> [<addn:ADDITIVE>]] ;
[FOR <lfor>] [WHILE <lwhile>] [NEXT <nnext>] [RECORD <rec>] ;
[<REST:REST>] [<noopt:NOOPTIMIZE>] [all] ;
=> DbEval( ;
{|| DbAutoLock(), ;
__FieldSetAdd(<(f1)>, <x1>, <.add1.>) ;
[, __FieldSetAdd(<(fn)>, <xn>, <.addn.>)], ;
DbAutoUnLock() }, ;
<{lfor}>, <{lwhile}>, <nnext>, <rec>, <.rest.>, <.noopt.> ;
)

// REPLACE ... [ADDITIVE] IN workarea — defined LAST, tried FIRST
#command REPLACE <(f1)> WITH <x1> [<add1:ADDITIVE>] ;
[, <(fn)> WITH <xn> [<addn:ADDITIVE>]] ;
[FOR <lfor>] [WHILE <lwhile>] [NEXT <nnext>] [RECORD <rec>] ;
[<REST:REST>] IN <(wa)> [<noopt:NOOPTIMIZE>] [all] ;
=> __VfpReplaceIn( <(wa)>, ;
{|| DbAutoLock(), ;
__FieldSetAdd(<(f1)>, <x1>, <.add1.>) ;
[, __FieldSetAdd(<(fn)>, <xn>, <.addn.>)], ;
DbAutoUnLock() }, ;
<{lfor}>, <{lwhile}>, <nnext>, <rec>, <.rest.>, <.noopt.> ;
)

#endif // DBCMD_XH

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