Add additional backslash escapes to the COPY command for compatibility

with PostgreSQL.  Ticket #460. (CVS 1104)

FossilOrigin-Name: 70a50bdda318f353c8be1ba200f9aedc34642c93

manifest

@@ -1,5 +1,5 @@
-C Do\sall\sWHERE\sclauses\stests,\seven\sif\san\sindex\sis\sused\sfor\slookup\sso\sthat\nwe\sknow\sthe\stest\scannot\sbe\sFALSE.\s\sThe\stest\smight\send\sup\sbeing\sNULL\sin\swhich\ncase\sit\swould\sneed\sto\sbe\streated\sas\sfalse.\s\sTicket\s#461.\s(CVS\s1103)
-D 2003-09-27T00:41:28
+C Add\sadditional\sbackslash\sescapes\sto\sthe\sCOPY\scommand\sfor\scompatibility\nwith\sPostgreSQL.\s\sTicket\s#460.\s(CVS\s1104)
+D 2003-09-27T00:56:32
 F Makefile.in ab585a91e34bc33928a1b6181fa2f6ebd4fb17e1
 F Makefile.linux-gcc b86a99c493a5bfb402d1d9178dcdc4bd4b32f906
 F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@@ -61,7 +61,7 @@ F src/trigger.c 474581eaab388233df01bb019e558af2965decbf
 F src/update.c 24260b4fda00c9726d27699a0561d53c0dccc397
 F src/util.c f16efa2d60bfd4e31ae06b07ed149557e828d294
 F src/vacuum.c e4724eade07e4cf8897060a8cf632dbd92408eeb
-F src/vdbe.c 4570d4361838327f45aa3788034e108c048b4d3f
+F src/vdbe.c a9923a38a24ee86dd2e237c9f7e9d0116e329394
 F src/vdbe.h 3957844e46fea71fd030e78f6a3bd2f7e320fb43
 F src/vdbeInt.h 2824bf88895b901b3a8c9e44527c67530e1c0dcb
 F src/vdbeaux.c 1145fa169021d7fb3962fab6e99f5f8fc2608f8a
@@ -81,7 +81,7 @@ F test/btree4.test fa955a3d7a8bc91d6084b7f494f9e5d1bdfb15b6
 F test/btree4rb.test ae6f0438512edcb45cf483471cd6070a765963a9
 F test/capi2.test ec96e0e235d87b53cbaef3d8e3e0f8ccf32c71ca
 F test/conflict.test 0911bb2f079046914a6e9c3341b36658c4e2103e
-F test/copy.test cfd2e9cd738081d9c0a3977acd9e4d0538afde84
+F test/copy.test 88dabd4e811b17644b726aa81d404e73b7635c84
 F test/delete.test 92256384f1801760180ded129f7427884cf28886
 F test/expr.test 48bc6400627532ec97e233809e33d336468bc84c
 F test/fkey1.test d65c824459916249bee501532d6154ddab0b5db7
@@ -173,7 +173,7 @@ F www/speed.tcl 2f6b1155b99d39adb185f900456d1d592c4832b3
 F www/sqlite.tcl 3c83b08cf9f18aa2d69453ff441a36c40e431604
 F www/tclsqlite.tcl b9271d44dcf147a93c98f8ecf28c927307abd6da
 F www/vdbe.tcl 9b9095d4495f37697fd1935d10e14c6015e80aa1
-P 4bb256ee3ecd44d71d90556e16bb56c0389fd5b5
-R c6afe2445864efb925570f28ec556288
+P 5aea81488b2d3bcdc009ccf0f0ffcda046e38d79
+R 26781a0b0fc1fd1d9abd211114ab21da
 U drh
-Z e801647f10cab2f01f8d94808db9306f
+Z 5212ee3a64fc51376d349d4fdd45cba4

manifest.uuid

@@ -1 +1 @@
-5aea81488b2d3bcdc009ccf0f0ffcda046e38d79
+70a50bdda318f353c8be1ba200f9aedc34642c93

src/vdbe.c

@@ -43,7 +43,7 @@
 ** in this file for details.  If in doubt, do not deviate from existing
 ** commenting and indentation practices when changing or adding code.
 **
-** $Id: vdbe.c,v 1.240 2003/09/06 22:18:08 drh Exp $
+** $Id: vdbe.c,v 1.241 2003/09/27 00:56:32 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -4125,7 +4125,17 @@ case OP_FileRead: {
     }
     while( z[from] ){
       if( z[from]=='\\' && z[from+1]!=0 ){
-        z[to++] = z[from+1];
+        int tx = z[from+1];
+        switch( tx ){
+          case 'b':  tx = '\b'; break;
+          case 'f':  tx = '\f'; break;
+          case 'n':  tx = '\n'; break;
+          case 'r':  tx = '\r'; break;
+          case 't':  tx = '\t'; break;
+          case 'v':  tx = '\v'; break;
+          default:   break;
+        }
+        z[to++] = tx;
         from += 2;
         continue;
       }

test/copy.test

@@ -11,7 +11,7 @@
 # This file implements regression tests for SQLite library.  The
 # focus of this file is testing the COPY statement.
 #
-# $Id: copy.test,v 1.15 2003/08/05 13:13:39 drh Exp $
+# $Id: copy.test,v 1.16 2003/09/27 00:56:33 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -158,6 +158,17 @@ do_test copy-3.2 {
   }
 } {1 {hello
 world} 2 {hello world}}
+do_test copy-3.3 {
+  set fd [open data6.txt w]
+  puts $fd "1:hello\\b\\f\\n\\r\\t\\vworld"
+  puts $fd "2:hello world"
+  close $fd
+  execsql {
+    DELETE FROM t1;
+    COPY t1 FROM 'data6.txt' USING DELIMITERS ':';
+    SELECT * FROM t1 ORDER BY a;
+  }
+} [list 1 "hello\b\f\n\r\t\vworld" 2 "hello world"]
 
 # Test the embedded NULL logic.
 #