From c5e880877334ebe4bcf6ad9865a8b1c2a90296ca Mon Sep 17 00:00:00 2001
From: Luiz Rafael Culik <culik@sl.conex.net>
Date: Wed, 14 Jun 2000 00:20:50 +0000
Subject: [PATCH] See changelog 20000613-21:20 GMT-3

---
 harbour/doc/funclist.txt      |   8 +--
 harbour/source/rdd/dblist.prg | 118 ++++++++++++++++++++++++++++++++++
 2 files changed, 122 insertions(+), 4 deletions(-)
 create mode 100644 harbour/source/rdd/dblist.prg

diff --git a/harbour/doc/funclist.txt b/harbour/doc/funclist.txt
index 6d3eb069a6..66dd985f69 100644
--- a/harbour/doc/funclist.txt
+++ b/harbour/doc/funclist.txt
@@ -174,7 +174,7 @@ LUPDATE                 ;R;
 MAX                     ;R;
 MAXCOL                  ;R;
 MAXROW                  ;R;
-MEMOEDIT                ;N;
+MEMOEDIT                ;S;
 MEMOLINE                ;R;
 MEMOREAD                ;R;
 MEMORY                  ;S;
@@ -289,13 +289,13 @@ __dbCopyXStruct         ;R;
 __dbCreate              ;R;
 __dbDelim               ;N;
 __dbJoin                ;N;
-__dbList                ;N;
+__dbList                ;R;
 __dbLocate              ;N;
 __dbPack                ;R;
 __dbSDF                 ;N;
 __dbSort                ;N;
 __dbTotal               ;N;
-__dbUpdate              ;N;
+__dbUpdate              ;R;
 __dbZap                 ;R;
 __Dir                   ;R;
 __Eject                 ;R;
@@ -315,7 +315,7 @@ __SetFormat             ;R;
 __SetFunction           ;R;
 __TextRestore           ;R;
 __TextSave              ;R;
-__TypeFile              ;N;
+__TypeFile              ;R;
 __Wait                  ;R;
 __XRestScreen           ;R;
 __XSaveScreen           ;R;
diff --git a/harbour/source/rdd/dblist.prg b/harbour/source/rdd/dblist.prg
new file mode 100644
index 0000000000..22a8ccae00
--- /dev/null
+++ b/harbour/source/rdd/dblist.prg
@@ -0,0 +1,118 @@
+/*
+ * $Id$
+ */
+
+/*
+ * Harbour Project source code:
+ * __DBLIST(), __DBUPDATE() functions
+ *
+ * Copyright 2000 Luiz Rafael Culik <culik@sl.conex.net>
+ * www - http://www.harbour-project.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version, with one exception:
+ *
+ * The exception is that if you link the Harbour Runtime Library (HRL)
+ * and/or the Harbour Virtual Machine (HVM) with other files to produce
+ * an executable, this does not by itself cause the resulting executable
+ * to be covered by the GNU General Public License. Your use of that
+ * executable is in no way restricted on account of linking the HRL
+ * and/or HVM code into it.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
+ * their web site at http://www.gnu.org/).
+ *
+ */
+
+#include "common.ch"
+#include "set.ch"
+
+FUNCTION __dbList(lOff,aList,lAll,bFor,bWhile,nNext,nRec,lRest,lPrint,cFile)
+Local bBlock,lPrinter,lExtra,cExtraFile,oError
+
+IF lOff
+    bBlock:={|| (Qout(iff(Deleted(), "*", " ")), aEval(aList, ;
+        {|cItem| qqout(eval(cItem),"")}))}
+ELSE    
+    bBlock:={|| (Qout(STR(Recno(),7), iff(Deleted(), "*", " ")), aEval(aList, ;
+        {|cItem| qqout(eval(cItem),"")}))}
+ENDIF
+
+IF (!EMPTY(lPrint))
+    lPrinter := SET(_SET_PRINTER,.T.)
+ENDIF
+
+IF (!EMPTY(cFile))
+    IF EMPTY(AT(".",cFile))
+        cFile += ".txt"
+    ENDIF
+    lExtra := SET(_SET_EXTRA, .T.)
+    cExtraFile := SET(_SET_EXTRAFILE,cFile)
+ENDIF
+BEGIN SEQUENCE
+IF (EMPTY(lAll) .and. EMPTY(bFor) .and. EMPTY(bWhile) .and. EMPTY(nNext) .and. ;
+    EMPTY(nRec) .and. EMPTY(lRest))
+    EVAL(bBlock)
+ELSE
+    DBEVAL(bBlock,bFor,bWhile,nNext,nRec,lRest)
+ENDIF
+RECOVER Using oError
+END SEQUENCE
+IF (!EMPTY(lPrint))
+    set printer to (lPrinter)
+ENDIF
+
+IF (!EMPTY(cFile))
+     SET(_SET_EXTRA,lExtra)
+     SET(_SET_EXTRAFILE,cExtraFile)
+ENDIF
+IF oError != NIL
+    Break(oError)
+Endif
+
+RETURN NIL
+
+FUNCTION __dbUpdate(cAlias,bKey,lRand,bFields)
+
+    Local CurArea,oError,bBlock
+    Default lRand to .F.
+    DBGOTOP()
+    CurArea:=Select()
+    BEGIN SEQUENCE
+        DBSELECTAREA(cAlias)
+        DBGOTOP()
+        While !EOF()
+            bBlock:=EVAL(bKey)
+            DBSELECTAREA(CurArea)
+            IF lRand
+                dbSeek(bBlock, iff(.F. ,.T.,NIL))
+                IF Found()
+                    Eval(bFields)
+                Endif
+            ELSE
+                DO WHILE(Eval(bKey) < bBlock .AND. !EOF())
+                    dbSkip()
+                ENDDO
+                IF (Eval(bKey) == bBlock .AND. !EOF())
+                    Eval(bFields)
+                ENDIF
+            ENDIF
+            dbSelectArea(cAlias)
+            dbSkip()
+         ENDDO
+    RECOVER USING oError
+    END SEQUENCE
+    dbSelectArea(CurArea)
+    IF oError != NIL
+        Break(oError)
+    ENDIF
+Return .T.