From: drh <drh@noemail.net>
Date: Fri, 9 Dec 2005 20:02:05 +0000 (+0000)
Subject: Clean up annoying (and pointless) compiler warnings about differing signedness. ... 
X-Git-Tag: version-3.6.10~3350
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2646da7e524e857ebefe0a423c8f2553f998f8d4;p=thirdparty%2Fsqlite.git

Clean up annoying (and pointless) compiler warnings about differing signedness. (CVS 2810)

FossilOrigin-Name: 83a59151559d9496d4f546e03e65087ea974717d
---

diff --git a/manifest b/manifest
index c28bd1dc8d..3eb9a4ba33 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Define\sthe\ssqliteMalloc()\smacro\sdifferently\sto\savoid\sa\scompiler\swarning.\s(CVS\s2809)
-D 2005-12-09T14:39:04
+C Clean\sup\sannoying\s(and\spointless)\scompiler\swarnings\sabout\sdiffering\ssignedness.\s(CVS\s2810)
+D 2005-12-09T20:02:05
 F Makefile.in e3c6b3a38d734d41574c04f2fc90d18de2b87102
 F Makefile.linux-gcc aee18d8a05546dcf1888bd4547e442008a49a092
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -30,46 +30,46 @@ F sqlite.pc.in 30552343140c53304c2a658c080fbe810cd09ca2
 F sqlite3.1 6be1ad09113570e1fc8dcaff84c9b0b337db5ffc
 F sqlite3.def c413e514217736884254739a105c8c942fdf0c2f
 F sqlite3.pc.in 985b9bf34192a549d7d370e0f0b6b34a4f61369a
-F src/alter.c 7ed4b794c2e3a8ad8c1effe50202eaef42cedc23
+F src/alter.c 26e590618fe6a316c74626dbea6529c7315172e9
 F src/analyze.c ea42005eed52c382fcc7ef66969e7f1858597633
 F src/attach.c ee70131f128d31a9c6dcb8824e8471c91b18601a
 F src/auth.c 31e2304bef67f44d635655f44234387ea7d21454
-F src/btree.c aa88194f460becf8fff6196996d6e38f1b37286e
+F src/btree.c de0fc1a0f6a4631001ffb6070d1b7588cdebcbc5
 F src/btree.h 1ed561263ca0e335bc3e81d761c9d5ff8c22f61e
-F src/build.c 41350367dc5837b0dafa83cbd5bf08f0108031b0
+F src/build.c 306dde3134acd8f1c9f3821d81c3cb598af91280
 F src/callback.c 4bc404e9912eecb28be1235581833f6269920c27
 F src/complete.c 4de937dfdd4c79a501772ab2035b26082f337a79
-F src/date.c 8bc8d084a17d19c44d9cbf357b5f656db6706ce1
+F src/date.c bb079317bff6a2b78aba5c0d2ddae5f6f03acfb7
 F src/delete.c 6010a081edda9871895260def092e852f0bb60a0
 F src/experimental.c 50c1e3b34f752f4ac10c36f287db095c2b61766d
-F src/expr.c 540ed7eb44b79e5603c3656466bf1d7381abcfc7
-F src/func.c f5171a1bd0bc3eae91d37bd42724784570b203cd
+F src/expr.c abdd20121595e37cc2db3612f3c0e6f5db1a9652
+F src/func.c 25f1e5710b71cb345b492a18088f546188599f6b
 F src/hash.c 8747cf51d12de46512880dfcf1b68b4e24072863
 F src/hash.h 1b0c445e1c89ff2aaad9b4605ba61375af001e84
 F src/insert.c 5393479164f317ea0aeec954c6500cafa097ef33
 F src/legacy.c 7b88d20efc8e6c208f262d97aee9c8e2cf02bc91
-F src/main.c 8da1f263376c33c5d5911a6de789e30a596381d3
+F src/main.c d8656320f9299c70ee6a41deab5350d615ffa3b7
 F src/md5.c 7ae1c39044b95de2f62e066f47bb1deb880a1070
 F src/os.c bdd3a2fd089777e7ad18b57c896f1141d5a0c1fd
 F src/os.h d5ae3f4c1c7731437b6cddec279b7c06f761c44e
 F src/os_common.h d74a11728ad2444b6b695b94c28c06881f049e49
 F src/os_test.c 49833426101f99aee4bb5f6a44b7c4b2029fda1c
 F src/os_test.h 903c93554c23d88f34f667f1979e4a1cee792af3
-F src/os_unix.c 01648f7fa16cddb1f8a11ef2a582348801b185a6
+F src/os_unix.c f11eba69eea2ae2723f5ae1bdad8b1ef12e224b9
 F src/os_unix.h 5768d56d28240d3fe4537fac08cc85e4fb52279e
 F src/os_win.c d962ac2dd0e482847e42b846d46cd044f97d1c32
 F src/os_win.h 41a946bea10f61c158ce8645e7646b29d44f122b
-F src/pager.c 893cb2106261a4f77d84c1fa0d10a083e889b23b
+F src/pager.c 49f63a54b57164a70df0b1539141003fd27856c6
 F src/pager.h e7b41ce8e7b5f629d456708b7ad9a8c8ede37140
-F src/parse.y 87080d89439925de19f16189310d3dbc7f9ab3f6
-F src/pragma.c a6d3a7c76b4008b8197913de4bd2079e00b145db
-F src/prepare.c 7e21ab5e2304e76f5f679d0df19dca3b0e3ff4f2
-F src/printf.c 3ea3a17d25d7ac498efc18007c70371a42c968f8
+F src/parse.y d0b1f9a4d508bf043cdbc7079aa26dff7d358651
+F src/pragma.c 8883b4d34796efa315bdd0ec1b03f580ef1575b9
+F src/prepare.c 8d75f7dbe7b1055789be17d6a70f1fedcaf4c31d
+F src/printf.c f47a2f4b5387cd2ebb12e9117a1a5d6bd9a2b812
 F src/random.c ff5e9a8cad790e2a51cd4d2e7737dc8540e09d1d
-F src/select.c 0e4d3627fec4a445b45f6cb471f68aab9c97a8b3
+F src/select.c 2292b065bc6be61e01aad39a2e1b93e332fb7e57
 F src/shell.c 4872acee1d2a826c73c914961e469e563204b7f9
 F src/sqlite.h.in 8e648e1f386e4509f2f96c09ded7c07b0df0c9a2
-F src/sqliteInt.h f74a403b6110aa973fd6892d894c9ca5b94ab23a
+F src/sqliteInt.h feb11bfe9bf79b4493319173c47739fe2bb7ffa4
 F src/table.c 486dcfce532685b53b5a2b5da8bba0ded6fb2316
 F src/tclsqlite.c 328060916c24d328cfab1622c9a0e7ad57c2da8c
 F src/test1.c 96d78c83c011df65f1c3538e2118647b09239acd
@@ -78,19 +78,19 @@ F src/test3.c f4e6a16a602091696619a1171bda25c0e3df49f7
 F src/test4.c a8fd681e139e1c61f22a77d07fc3a99cb28fff3f
 F src/test5.c 64f08b2a50ef371a1bd68ff206829e7b1b9997f5
 F src/test6.c cb811391ec0b7c75f29e545d4820a9cf19f3637e
-F src/tokenize.c a189d7466524076220f41a21baed05e1639a82f4
-F src/trigger.c dfc1f8ee8e71c6482fb269695778c8b51f821c98
+F src/tokenize.c 7a3a3d3cc734f684a77c4dfd09eb46fcee25394c
+F src/trigger.c 2925ba96d964d9b717e74006bf7e64b8a6b70d97
 F src/update.c ec8e540617b116725b5a55c8d6b4db8bc67fdd7d
-F src/utf.c bda5eb85039ef16f2d17004c1e18c96e1ab0a80c
+F src/utf.c a1fd34e5db0dc4da1c37405381a656230c7b922d
 F src/util.c 94c0b99e66243b3452c81cd321eb6e61e4c5fba0
-F src/vacuum.c 3cd457f91b05338269f2ea21c4c58dce93f2eef2
-F src/vdbe.c 4f78f1fe3b5e7675ee54a2cc18f14dea4ff5fd94
+F src/vacuum.c fbfdd3967fd34e2f260fafed88dcbf3c10856b94
+F src/vdbe.c d09c185f4badac6c79f2a919cbf661e7b5618293
 F src/vdbe.h 8729a4ee16ff9aeab2af9667df3cf300ff978e13
 F src/vdbeInt.h 0055c37eccbf3a189fd893a90f8eb6a5fa60c871
 F src/vdbeapi.c b270b680cbc5d20b5a1abfdb08339667985df94e
-F src/vdbeaux.c b0a4a4b19b42f18d86c0026a9cc548478dc6a7a7
+F src/vdbeaux.c f714ee9e91f1e47d4b6ae83798e0b263ffe224cc
 F src/vdbefifo.c 9efb94c8c3f4c979ebd0028219483f88e57584f5
-F src/vdbemem.c 1c70555d615c6001c4490dedb6a62cb2884b92ff
+F src/vdbemem.c deba8d6e3727643924b210a8c531a496c2b8d386
 F src/where.c 269569f380ddc018518f67765fe2f0d3c8760e28
 F tclinstaller.tcl 046e3624671962dc50f0481d7c25b38ef803eb42
 F test/all.test 7f0988442ab811dfa41793b5b550f5828ce316f3
@@ -264,7 +264,7 @@ F tool/lempar.c 424df14a48736bb961ed47acf30c26d66ed85a62
 F tool/memleak.awk 4e7690a51bf3ed757e611273d43fe3f65b510133
 F tool/memleak2.awk 9cc20c8e8f3c675efac71ea0721ee6874a1566e8
 F tool/memleak3.tcl 7707006ee908cffff210c98158788d85bb3fcdbf
-F tool/mkkeywordhash.c 5263a654e5c9fd8d6e3238fb39c2d5c3126be32f
+F tool/mkkeywordhash.c 784791334097c4d6408067633a803819425b0e5e
 F tool/mkopts.tcl 66ac10d240cc6e86abd37dc908d50382f84ff46e x
 F tool/opcodeDoc.awk b3a2a3d5d3075b8bd90b7afe24283efdd586659c
 F tool/report1.txt 9eae07f26a8fc53889b45fc833a66a33daa22816
@@ -327,7 +327,7 @@ F www/tclsqlite.tcl ddcf912ea48695603c8ed7efb29f0812ef8d1b49
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl a99cf5f6d8bd4d5537584a2b342f0fb9fa601d8b
 F www/whentouse.tcl 97e2b5cd296f7d8057e11f44427dea8a4c2db513
-P 601c335463aaabc2e9918e4b9298cff6161be5c4
-R 6a5215138c99b7ed11b03e5b976ead6d
-U danielk1977
-Z 67f8e397461027dcb38f9fe0ac81e736
+P 3d177bde71811391f79f4ab3bae054ef1bceb6a0
+R 28591b123245fca85b0cbb70cd4862f2
+U drh
+Z 483e3117155553497a07bea2c3be4e78
diff --git a/manifest.uuid b/manifest.uuid
index 053b700cb8..9b4e679073 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-3d177bde71811391f79f4ab3bae054ef1bceb6a0
\ No newline at end of file
+83a59151559d9496d4f546e03e65087ea974717d
\ No newline at end of file
diff --git a/src/alter.c b/src/alter.c
index 3b032678f0..1e4f8a274a 100644
--- a/src/alter.c
+++ b/src/alter.c
@@ -12,7 +12,7 @@
 ** This file contains C code routines that used to generate VDBE code
 ** that implements the ALTER TABLE command.
 **
-** $Id: alter.c,v 1.10 2005/12/06 12:52:59 danielk1977 Exp $
+** $Id: alter.c,v 1.11 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include <ctype.h>
@@ -47,7 +47,7 @@ static void renameTableFunc(
 
   int token;
   Token tname;
-  char const *zCsr = zSql;
+  unsigned char const *zCsr = zSql;
   int len = 0;
   char *zRet;
 
@@ -96,7 +96,7 @@ static void renameTriggerFunc(
   int token;
   Token tname;
   int dist = 3;
-  char const *zCsr = zSql;
+  unsigned char const *zCsr = zSql;
   int len = 0;
   char *zRet;
 
@@ -442,7 +442,7 @@ void sqlite3AlterFinishAddColumn(Parse *pParse, Token *pColDef){
   }
 
   /* Modify the CREATE TABLE statement. */
-  zCol = sqliteStrNDup(pColDef->z, pColDef->n);
+  zCol = sqliteStrNDup((char*)pColDef->z, pColDef->n);
   if( zCol ){
     char *zEnd = &zCol[pColDef->n-1];
     while( (zEnd>zCol && *zEnd==';') || isspace(*(unsigned char *)zEnd) ){
diff --git a/src/btree.c b/src/btree.c
index dafbbc2c12..ba5e6c4926 100644
--- a/src/btree.c
+++ b/src/btree.c
@@ -9,7 +9,7 @@
 **    May you share freely, never taking more than you give.
 **
 *************************************************************************
-** $Id: btree.c,v 1.272 2005/11/24 14:34:36 drh Exp $
+** $Id: btree.c,v 1.273 2005/12/09 20:02:05 drh Exp $
 **
 ** This file implements a external (disk-based) database using BTrees.
 ** For a detailed discussion of BTrees, refer to
@@ -1535,7 +1535,7 @@ static void unlockBtreeIfUnused(Btree *pBt){
   if( pBt->inTrans==TRANS_NONE && pBt->pCursor==0 && pBt->pPage1!=0 ){
     if( pBt->pPage1->aData==0 ){
       MemPage *pPage = pBt->pPage1;
-      pPage->aData = &((char*)pPage)[-pBt->pageSize];
+      pPage->aData = &((u8*)pPage)[-pBt->pageSize];
       pPage->pBt = pBt;
       pPage->pgno = 1;
     }
diff --git a/src/build.c b/src/build.c
index 78b7c3a1f3..2a9a144c54 100644
--- a/src/build.c
+++ b/src/build.c
@@ -22,7 +22,7 @@
 **     COMMIT
 **     ROLLBACK
 **
-** $Id: build.c,v 1.356 2005/12/06 12:52:59 danielk1977 Exp $
+** $Id: build.c,v 1.357 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include <ctype.h>
@@ -509,7 +509,7 @@ void sqlite3UnlinkAndDeleteTable(sqlite3 *db, int iDb, const char *zTabName){
 char *sqlite3NameFromToken(Token *pName){
   char *zName;
   if( pName ){
-    zName = sqliteStrNDup(pName->z, pName->n);
+    zName = sqliteStrNDup((char*)pName->z, pName->n);
     sqlite3Dequote(zName);
   }else{
     zName = 0;
@@ -2224,8 +2224,8 @@ void sqlite3CreateIndex(
   ** So create a fake list to simulate this.
   */
   if( pList==0 ){
-    nullId.z = pTab->aCol[pTab->nCol-1].zName;
-    nullId.n = strlen(nullId.z);
+    nullId.z = (u8*)pTab->aCol[pTab->nCol-1].zName;
+    nullId.n = strlen((char*)nullId.z);
     pList = sqlite3ExprListAppend(0, 0, &nullId);
     if( pList==0 ) goto exit_create_index;
   }
@@ -2980,7 +2980,7 @@ void sqlite3Reindex(Parse *pParse, Token *pName1, Token *pName2){
     reindexDatabases(pParse, 0);
     return;
   }else if( pName2==0 || pName2->z==0 ){
-    pColl = sqlite3FindCollSeq(db, db->enc, pName1->z, pName1->n, 0);
+    pColl = sqlite3FindCollSeq(db, db->enc, (char*)pName1->z, pName1->n, 0);
     if( pColl ){
       reindexDatabases(pParse, pColl);
       return;
diff --git a/src/date.c b/src/date.c
index e4b8f3ab48..18c1fe47be 100644
--- a/src/date.c
+++ b/src/date.c
@@ -16,7 +16,7 @@
 ** sqlite3RegisterDateTimeFunctions() found at the bottom of the file.
 ** All other code has file scope.
 **
-** $Id: date.c,v 1.46 2005/11/30 03:20:31 drh Exp $
+** $Id: date.c,v 1.47 2005/12/09 20:02:05 drh Exp $
 **
 ** NOTES:
 **
@@ -639,10 +639,10 @@ static int isDate(int argc, sqlite3_value **argv, DateTime *p){
   int i;
   if( argc==0 ) return 1;
   if( SQLITE_NULL==sqlite3_value_type(argv[0]) || 
-      parseDateOrTime(sqlite3_value_text(argv[0]), p) ) return 1;
+      parseDateOrTime((char*)sqlite3_value_text(argv[0]), p) ) return 1;
   for(i=1; i<argc; i++){
     if( SQLITE_NULL==sqlite3_value_type(argv[i]) || 
-        parseModifier(sqlite3_value_text(argv[i]), p) ) return 1;
+        parseModifier((char*)sqlite3_value_text(argv[i]), p) ) return 1;
   }
   return 0;
 }
@@ -755,7 +755,7 @@ static void strftimeFunc(
   DateTime x;
   int n, i, j;
   char *z;
-  const char *zFmt = sqlite3_value_text(argv[0]);
+  const char *zFmt = (const char*)sqlite3_value_text(argv[0]);
   char zBuf[100];
   if( zFmt==0 || isDate(argc-1, argv+1, &x) ) return;
   for(i=0, n=1; zFmt[i]; i++, n++){
diff --git a/src/expr.c b/src/expr.c
index be1f556d4f..b3e26a6fde 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -12,7 +12,7 @@
 ** This file contains routines used for analyzing expressions and
 ** for generating VDBE code that evaluates expressions in SQLite.
 **
-** $Id: expr.c,v 1.241 2005/12/06 12:52:59 danielk1977 Exp $
+** $Id: expr.c,v 1.242 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include <ctype.h>
@@ -235,7 +235,7 @@ Expr *sqlite3RegisterExpr(Parse *pParse, Token *pToken){
   if( p==0 ){
     return 0;  /* Malloc failed */
   }
-  depth = atoi(&pToken->z[1]);
+  depth = atoi((char*)&pToken->z[1]);
   p->iTable = pParse->nMem++;
   sqlite3VdbeAddOp(v, OP_Dup, depth, 0);
   sqlite3VdbeAddOp(v, OP_MemStore, p->iTable, 1);
@@ -327,7 +327,7 @@ void sqlite3ExprAssignVarNumber(Parse *pParse, Expr *pExpr){
     /* Wildcard of the form "?nnn".  Convert "nnn" to an integer and
     ** use it as the variable number */
     int i;
-    pExpr->iTable = i = atoi(&pToken->z[1]);
+    pExpr->iTable = i = atoi((char*)&pToken->z[1]);
     if( i<1 || i>SQLITE_MAX_VARIABLE_NUMBER ){
       sqlite3ErrorMsg(pParse, "variable number must be between ?1 and ?%d",
           SQLITE_MAX_VARIABLE_NUMBER);
@@ -415,7 +415,7 @@ Expr *sqlite3ExprDup(Expr *p){
   if( pNew==0 ) return 0;
   memcpy(pNew, p, sizeof(*pNew));
   if( p->token.z!=0 ){
-    pNew->token.z = sqliteStrNDup(p->token.z, p->token.n);
+    pNew->token.z = (u8*)sqliteStrNDup((char*)p->token.z, p->token.n);
     pNew->token.dyn = 1;
   }else{
     assert( pNew->token.z==0 );
@@ -432,7 +432,7 @@ void sqlite3TokenCopy(Token *pTo, Token *pFrom){
   if( pTo->dyn ) sqliteFree((char*)pTo->z);
   if( pFrom->z ){
     pTo->n = pFrom->n;
-    pTo->z = sqliteStrNDup(pFrom->z, pFrom->n);
+    pTo->z = (u8*)sqliteStrNDup((char*)pFrom->z, pFrom->n);
     pTo->dyn = 1;
   }else{
     pTo->z = 0;
@@ -752,7 +752,7 @@ int sqlite3ExprIsConstantOrFunction(Expr *p){
 int sqlite3ExprIsInteger(Expr *p, int *pValue){
   switch( p->op ){
     case TK_INTEGER: {
-      if( sqlite3GetInt32(p->token.z, pValue) ){
+      if( sqlite3GetInt32((char*)p->token.z, pValue) ){
         return 1;
       }
       break;
@@ -1150,7 +1150,7 @@ static int nameResolverStep(void *pArg, Expr *pExpr){
       FuncDef *pDef;              /* Information about the function */
       int enc = pParse->db->enc;  /* The database encoding */
 
-      zId = pExpr->token.z;
+      zId = (char*)pExpr->token.z;
       nId = pExpr->token.n;
       pDef = sqlite3FindFunction(pParse->db, zId, nId, n, enc, 0);
       if( pDef==0 ){
@@ -1402,7 +1402,7 @@ void sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
       ** value of this select in a memory cell and record the number
       ** of the memory cell in iColumn.
       */
-      static const Token one = { "1", 0, 1 };
+      static const Token one = { (u8*)"1", 0, 1 };
       Select *pSel;
       int iMem;
       int sop;
@@ -1503,7 +1503,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
       break;
     }
     case TK_INTEGER: {
-      codeInteger(v, pExpr->token.z, pExpr->token.n);
+      codeInteger(v, (char*)pExpr->token.z, pExpr->token.n);
       break;
     }
     case TK_FLOAT:
@@ -1511,7 +1511,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
       assert( TK_FLOAT==OP_Real );
       assert( TK_STRING==OP_String8 );
       sqlite3DequoteExpr(pExpr);
-      sqlite3VdbeOp3(v, op, 0, 0, pExpr->token.z, pExpr->token.n);
+      sqlite3VdbeOp3(v, op, 0, 0, (char*)pExpr->token.z, pExpr->token.n);
       break;
     }
     case TK_NULL: {
@@ -1524,7 +1524,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
       const char *z;
       assert( TK_BLOB==OP_HexBlob );
       n = pExpr->token.n - 3;
-      z = pExpr->token.z + 2;
+      z = (char*)pExpr->token.z + 2;
       assert( n>=0 );
       if( n==0 ){
         z = "";
@@ -1536,7 +1536,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
     case TK_VARIABLE: {
       sqlite3VdbeAddOp(v, OP_Variable, pExpr->iTable, 0);
       if( pExpr->token.n>1 ){
-        sqlite3VdbeChangeP3(v, -1, pExpr->token.z, pExpr->token.n);
+        sqlite3VdbeChangeP3(v, -1, (char*)pExpr->token.z, pExpr->token.n);
       }
       break;
     }
@@ -1667,7 +1667,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
       int i;
       u8 enc = pParse->db->enc;
       CollSeq *pColl = 0;
-      zId = pExpr->token.z;
+      zId = (char*)pExpr->token.z;
       nId = pExpr->token.n;
       pDef = sqlite3FindFunction(pParse->db, zId, nId, nExpr, enc, 0);
       assert( pDef!=0 );
@@ -1803,7 +1803,7 @@ void sqlite3ExprCode(Parse *pParse, Expr *pExpr){
                  pExpr->iColumn == OE_Fail );
          sqlite3DequoteExpr(pExpr);
          sqlite3VdbeOp3(v, OP_Halt, SQLITE_CONSTRAINT, pExpr->iColumn,
-                        pExpr->token.z, pExpr->token.n);
+                        (char*)pExpr->token.z, pExpr->token.n);
       } else {
          assert( pExpr->iColumn == OE_Ignore );
          sqlite3VdbeAddOp(v, OP_ContextPop, 0, 0);
@@ -2106,7 +2106,9 @@ int sqlite3ExprCompare(Expr *pA, Expr *pB){
   if( pA->token.z ){
     if( pB->token.z==0 ) return 0;
     if( pB->token.n!=pA->token.n ) return 0;
-    if( sqlite3StrNICmp(pA->token.z, pB->token.z, pB->token.n)!=0 ) return 0;
+    if( sqlite3StrNICmp((char*)pA->token.z,(char*)pB->token.z,pB->token.n)!=0 ){
+      return 0;
+    }
   }
   return 1;
 }
@@ -2237,7 +2239,7 @@ static int analyzeAggregate(void *pArg, Expr *pExpr){
             pItem->pExpr = pExpr;
             pItem->iMem = pParse->nMem++;
             pItem->pFunc = sqlite3FindFunction(pParse->db,
-                   pExpr->token.z, pExpr->token.n,
+                   (char*)pExpr->token.z, pExpr->token.n,
                    pExpr->pList ? pExpr->pList->nExpr : 0, enc, 0);
             if( pExpr->flags & EP_Distinct ){
               pItem->iDistinct = pParse->nTab++;
diff --git a/src/func.c b/src/func.c
index c0038904be..a50c3a3eee 100644
--- a/src/func.c
+++ b/src/func.c
@@ -16,7 +16,7 @@
 ** sqliteRegisterBuildinFunctions() found at the bottom of the file.
 ** All other code has file scope.
 **
-** $Id: func.c,v 1.112 2005/12/06 17:19:11 danielk1977 Exp $
+** $Id: func.c,v 1.113 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include <ctype.h>
@@ -101,7 +101,7 @@ static void lengthFunc(
       break;
     }
     case SQLITE_TEXT: {
-      const char *z = sqlite3_value_text(argv[0]);
+      const unsigned char *z = sqlite3_value_text(argv[0]);
       for(len=0; *z; z++){ if( (0xc0&*z)!=0x80 ) len++; }
       sqlite3_result_int(context, len);
       break;
@@ -146,8 +146,8 @@ static void substrFunc(
   int argc,
   sqlite3_value **argv
 ){
-  const char *z;
-  const char *z2;
+  const unsigned char *z;
+  const unsigned char *z2;
   int i;
   int p1, p2, len;
 
@@ -178,7 +178,7 @@ static void substrFunc(
   }
   while( z[i] && (z[i]&0xc0)==0x80 ){ i++; p2++; }
   if( p2<0 ) p2 = 0;
-  sqlite3_result_text(context, &z[p1], p2, SQLITE_TRANSIENT);
+  sqlite3_result_text(context, (char*)&z[p1], p2, SQLITE_TRANSIENT);
 }
 
 /*
@@ -210,11 +210,11 @@ static void upperFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
   if( argc<1 || SQLITE_NULL==sqlite3_value_type(argv[0]) ) return;
   z = sqliteMalloc(sqlite3_value_bytes(argv[0])+1);
   if( z==0 ) return;
-  strcpy(z, sqlite3_value_text(argv[0]));
+  strcpy((char*)z, (char*)sqlite3_value_text(argv[0]));
   for(i=0; z[i]; i++){
     z[i] = toupper(z[i]);
   }
-  sqlite3_result_text(context, z, -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(context, (char*)z, -1, SQLITE_TRANSIENT);
   sqliteFree(z);
 }
 static void lowerFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
@@ -223,11 +223,11 @@ static void lowerFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
   if( argc<1 || SQLITE_NULL==sqlite3_value_type(argv[0]) ) return;
   z = sqliteMalloc(sqlite3_value_bytes(argv[0])+1);
   if( z==0 ) return;
-  strcpy(z, sqlite3_value_text(argv[0]));
+  strcpy((char*)z, (char*)sqlite3_value_text(argv[0]));
   for(i=0; z[i]; i++){
     z[i] = tolower(z[i]);
   }
-  sqlite3_result_text(context, z, -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(context, (char*)z, -1, SQLITE_TRANSIENT);
   sqliteFree(z);
 }
 
@@ -495,7 +495,7 @@ static void likeFunc(
     ** Otherwise, return an error.
     */
     const unsigned char *zEsc = sqlite3_value_text(argv[2]);
-    if( sqlite3utf8CharLen(zEsc, -1)!=1 ){
+    if( sqlite3utf8CharLen((char*)zEsc, -1)!=1 ){
       sqlite3_result_error(context, 
           "ESCAPE expression must be a single character", -1);
       return;
@@ -592,7 +592,7 @@ static void quoteFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
     }
     case SQLITE_TEXT: {
       int i,j,n;
-      const char *zArg = sqlite3_value_text(argv[0]);
+      const unsigned char *zArg = sqlite3_value_text(argv[0]);
       char *z;
 
       for(i=n=0; zArg[i]; i++){ if( zArg[i]=='\'' ) n++; }
@@ -692,7 +692,7 @@ static void randStr(sqlite3_context *context, int argc, sqlite3_value **argv){
     zBuf[i] = zSrc[zBuf[i]%(sizeof(zSrc)-1)];
   }
   zBuf[n] = 0;
-  sqlite3_result_text(context, zBuf, n, SQLITE_TRANSIENT);
+  sqlite3_result_text(context, (char*)zBuf, n, SQLITE_TRANSIENT);
 }
 #endif /* SQLITE_TEST */
 
@@ -776,7 +776,7 @@ static void test_auxdata(
   char *zRet = sqliteMalloc(nArg*2);
   if( !zRet ) return;
   for(i=0; i<nArg; i++){
-    char const *z = sqlite3_value_text(argv[i]);
+    char const *z = (char*)sqlite3_value_text(argv[i]);
     if( z ){
       char *zAux = sqlite3_get_auxdata(pCtx, i);
       if( zAux ){
@@ -807,7 +807,7 @@ static void test_error(
   int nArg,
   sqlite3_value **argv
 ){
-  sqlite3_result_error(pCtx, sqlite3_value_text(argv[0]), 0);
+  sqlite3_result_error(pCtx, (char*)sqlite3_value_text(argv[0]), 0);
 }
 #endif /* SQLITE_TEST */
 
@@ -1100,7 +1100,7 @@ int sqlite3IsLikeFunction(sqlite3 *db, Expr *pExpr, int *pIsNocase, char *aWc){
   if( pExpr->pList->nExpr!=2 ){
     return 0;
   }
-  pDef = sqlite3FindFunction(db, pExpr->token.z, pExpr->token.n, 2,
+  pDef = sqlite3FindFunction(db, (char*)pExpr->token.z, pExpr->token.n, 2,
                              SQLITE_UTF8, 0);
   if( pDef==0 || (pDef->flags & SQLITE_FUNC_LIKE)==0 ){
     return 0;
diff --git a/src/main.c b/src/main.c
index d0fa7291e7..3410770878 100644
--- a/src/main.c
+++ b/src/main.c
@@ -14,7 +14,7 @@
 ** other files are for internal use by SQLite and should not be
 ** accessed by users of the library.
 **
-** $Id: main.c,v 1.306 2005/12/06 13:19:08 drh Exp $
+** $Id: main.c,v 1.307 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -641,7 +641,7 @@ const char *sqlite3_errmsg(sqlite3 *db){
   if( sqlite3SafetyCheck(db) || db->errCode==SQLITE_MISUSE ){
     return sqlite3ErrStr(SQLITE_MISUSE);
   }
-  z = sqlite3_value_text(db->pErr);
+  z = (char*)sqlite3_value_text(db->pErr);
   if( z==0 ){
     z = sqlite3ErrStr(db->errCode);
   }
diff --git a/src/os_unix.c b/src/os_unix.c
index c07a80cb91..349db3d7cd 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -633,7 +633,6 @@ static int unixOpenReadWrite(
 static int unixOpenExclusive(const char *zFilename, OsFile **pId, int delFlag){
   int rc;
   unixFile f;
-  int fd;
 
   assert( 0==*pId );
   if( access(zFilename, 0)==0 ){
diff --git a/src/pager.c b/src/pager.c
index 813ccf8882..d52334e722 100644
--- a/src/pager.c
+++ b/src/pager.c
@@ -18,7 +18,7 @@
 ** file simultaneously, or one process from reading the database while
 ** another is writing.
 **
-** @(#) $Id: pager.c,v 1.223 2005/12/06 12:52:59 danielk1977 Exp $
+** @(#) $Id: pager.c,v 1.224 2005/12/09 20:02:05 drh Exp $
 */
 #ifndef SQLITE_OMIT_DISKIO
 #include "sqliteInt.h"
@@ -950,7 +950,7 @@ static int pager_unwritelock(Pager *pPager){
 ** only the middle sector is corrupt, we will still have a reasonable
 ** chance of failing the checksum and thus detecting the problem.
 */
-static u32 pager_cksum(Pager *pPager, Pgno pgno, const char *aData){
+static u32 pager_cksum(Pager *pPager, Pgno pgno, const u8 *aData){
   u32 cksum = pPager->cksumInit;
   int i = pPager->pageSize-200;
   while( i>0 ){
diff --git a/src/parse.y b/src/parse.y
index 5b2700a36f..64f3a7beb1 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -14,7 +14,7 @@
 ** the parser.  Lemon will also generate a header file containing
 ** numeric codes for all of the tokens.
 **
-** @(#) $Id: parse.y,v 1.186 2005/12/06 17:19:11 danielk1977 Exp $
+** @(#) $Id: parse.y,v 1.187 2005/12/09 20:02:05 drh Exp $
 */
 
 // All token codes are small integers with #defines that begin with "TK_"
@@ -230,8 +230,8 @@ typetoken(A) ::= typename(X) LP signed COMMA signed RP(Y). {
 typename(A) ::= ids(X).             {A = X;}
 typename(A) ::= typename(X) ids(Y). {A.z=X.z; A.n=Y.n+(Y.z-X.z);}
 %type signed {int}
-signed(A) ::= plus_num(X).    { A = atoi(X.z); }
-signed(A) ::= minus_num(X).   { A = -atoi(X.z); }
+signed(A) ::= plus_num(X).    { A = atoi((char*)X.z); }
+signed(A) ::= minus_num(X).   { A = -atoi((char*)X.z); }
 
 // "carglist" is a list of additional constraints that come after the
 // column name and column type in a CREATE TABLE statement.
@@ -264,7 +264,7 @@ ccons ::= CHECK LP expr(X) RP.       {sqlite3AddCheckConstraint(pParse,X);}
 ccons ::= REFERENCES nm(T) idxlist_opt(TA) refargs(R).
                                 {sqlite3CreateForeignKey(pParse,0,&T,TA,R);}
 ccons ::= defer_subclause(D).   {sqlite3DeferForeignKey(pParse,D);}
-ccons ::= COLLATE id(C).  {sqlite3AddCollateType(pParse, C.z, C.n);}
+ccons ::= COLLATE id(C).  {sqlite3AddCollateType(pParse, (char*)C.z, C.n);}
 
 // The optional AUTOINCREMENT keyword
 %type autoinc {int}
@@ -853,7 +853,7 @@ idxlist(A) ::= idxlist(X) COMMA idxitem(Y) collate(C) sortorder.  {
   Expr *p = 0;
   if( C.n>0 ){
     p = sqlite3Expr(TK_COLUMN, 0, 0, 0);
-    if( p ) p->pColl = sqlite3LocateCollSeq(pParse, C.z, C.n);
+    if( p ) p->pColl = sqlite3LocateCollSeq(pParse, (char*)C.z, C.n);
   }
   A = sqlite3ExprListAppend(X, p, &Y);
 }
@@ -861,7 +861,7 @@ idxlist(A) ::= idxitem(Y) collate(C) sortorder. {
   Expr *p = 0;
   if( C.n>0 ){
     p = sqlite3Expr(TK_COLUMN, 0, 0, 0);
-    if( p ) p->pColl = sqlite3LocateCollSeq(pParse, C.z, C.n);
+    if( p ) p->pColl = sqlite3LocateCollSeq(pParse, (char*)C.z, C.n);
   }
   A = sqlite3ExprListAppend(0, p, &Y);
 }
diff --git a/src/pragma.c b/src/pragma.c
index 5e02e37447..dd1485a885 100644
--- a/src/pragma.c
+++ b/src/pragma.c
@@ -11,7 +11,7 @@
 *************************************************************************
 ** This file contains code used to implement the PRAGMA command.
 **
-** $Id: pragma.c,v 1.106 2005/12/08 18:12:56 drh Exp $
+** $Id: pragma.c,v 1.107 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -36,7 +36,7 @@
 ** to support legacy SQL code.  The safety level used to be boolean
 ** and older scripts may have used numbers 0 for OFF and 1 for ON.
 */
-static int getSafetyLevel(const u8 *z){
+static int getSafetyLevel(const char *z){
                              /* 123456789 123456789 */
   static const char zText[] = "onoffalseyestruefull";
   static const u8 iOffset[] = {0, 1, 2, 4, 9, 12, 16};
@@ -58,7 +58,7 @@ static int getSafetyLevel(const u8 *z){
 /*
 ** Interpret the given string as a boolean value.
 */
-static int getBoolean(const u8 *z){
+static int getBoolean(const char *z){
   return getSafetyLevel(z)&1;
 }
 
diff --git a/src/prepare.c b/src/prepare.c
index 9a1d4f3382..ecd7fa6c11 100644
--- a/src/prepare.c
+++ b/src/prepare.c
@@ -13,7 +13,7 @@
 ** interface, and routines that contribute to loading the database schema
 ** from disk.
 **
-** $Id: prepare.c,v 1.6 2005/12/09 14:25:08 danielk1977 Exp $
+** $Id: prepare.c,v 1.7 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -478,7 +478,6 @@ int sqlite3_prepare(
   } 
 #endif
 
-prepare_out:
   if( sqlite3SafetyOff(db) ){
     rc = SQLITE_MISUSE;
   }
diff --git a/src/printf.c b/src/printf.c
index 539455a00a..8f1b2ac4bd 100644
--- a/src/printf.c
+++ b/src/printf.c
@@ -627,7 +627,7 @@ static int vxprintf(
       case etTOKEN: {
         Token *pToken = va_arg(ap, Token*);
         if( pToken && pToken->z ){
-          (*func)(arg, pToken->z, pToken->n);
+          (*func)(arg, (char*)pToken->z, pToken->n);
         }
         length = width = 0;
         break;
diff --git a/src/select.c b/src/select.c
index b52fa2dfcb..40b1058099 100644
--- a/src/select.c
+++ b/src/select.c
@@ -12,7 +12,7 @@
 ** This file contains C code routines that are called by the parser
 ** to handle SELECT statements in SQLite.
 **
-** $Id: select.c,v 1.281 2005/12/06 12:52:59 danielk1977 Exp $
+** $Id: select.c,v 1.282 2005/12/09 20:02:05 drh Exp $
 */
 #include "sqliteInt.h"
 
@@ -109,7 +109,7 @@ int sqlite3JoinType(Parse *pParse, Token *pA, Token *pB, Token *pC){
     p = apAll[i];
     for(j=0; j<sizeof(keywords)/sizeof(keywords[0]); j++){
       if( p->n==keywords[j].nChar 
-          && sqlite3StrNICmp(p->z, keywords[j].zKeyword, p->n)==0 ){
+          && sqlite3StrNICmp((char*)p->z, keywords[j].zKeyword, p->n)==0 ){
         jointype |= keywords[j].code;
         break;
       }
@@ -154,7 +154,7 @@ static int columnIndex(Table *pTab, const char *zCol){
 ** Set the value of a token to a '\000'-terminated string.
 */
 static void setToken(Token *p, const char *z){
-  p->z = z;
+  p->z = (u8*)z;
   p->n = z ? strlen(z) : 0;
   p->dyn = 0;
 }
@@ -632,7 +632,7 @@ static KeyInfo *keyInfoFromExprList(Parse *pParse, ExprList *pList){
   nExpr = pList->nExpr;
   pInfo = sqliteMalloc( sizeof(*pInfo) + nExpr*(sizeof(CollSeq*)+1) );
   if( pInfo ){
-    pInfo->aSortOrder = (char*)&pInfo->aColl[nExpr];
+    pInfo->aSortOrder = (u8*)&pInfo->aColl[nExpr];
     pInfo->nField = nExpr;
     pInfo->enc = db->enc;
     for(i=0, pItem=pList->a; i<nExpr; i++, pItem++){
@@ -885,7 +885,7 @@ static void generateColumnNames(
         zCol = pTab->aCol[iCol].zName;
       }
       if( !shortNames && !fullNames && p->span.z && p->span.z[0] ){
-        sqlite3VdbeSetColName(v, i, p->span.z, p->span.n);
+        sqlite3VdbeSetColName(v, i, (char*)p->span.z, p->span.n);
       }else if( fullNames || (!shortNames && pTabList->nSrc>1) ){
         char *zName = 0;
         char *zTab;
@@ -898,7 +898,7 @@ static void generateColumnNames(
         sqlite3VdbeSetColName(v, i, zCol, strlen(zCol));
       }
     }else if( p->span.z && p->span.z[0] ){
-      sqlite3VdbeSetColName(v, i, p->span.z, p->span.n);
+      sqlite3VdbeSetColName(v, i, (char*)p->span.z, p->span.n);
       /* sqlite3VdbeCompressSpace(v, addr); */
     }else{
       char zName[30];
@@ -2117,7 +2117,7 @@ static int flattenSubquery(
   for(i=0; i<pList->nExpr; i++){
     Expr *pExpr;
     if( pList->a[i].zName==0 && (pExpr = pList->a[i].pExpr)->span.z!=0 ){
-      pList->a[i].zName = sqliteStrNDup(pExpr->span.z, pExpr->span.n);
+      pList->a[i].zName = sqliteStrNDup((char*)pExpr->span.z, pExpr->span.n);
     }
   }
   if( isAgg ){
@@ -2216,9 +2216,9 @@ static int simpleMinMaxQuery(Parse *pParse, Select *p, int eDest, int iParm){
   pList = pExpr->pList;
   if( pList==0 || pList->nExpr!=1 ) return 0;
   if( pExpr->token.n!=3 ) return 0;
-  if( sqlite3StrNICmp(pExpr->token.z,"min",3)==0 ){
+  if( sqlite3StrNICmp((char*)pExpr->token.z,"min",3)==0 ){
     seekOp = OP_Rewind;
-  }else if( sqlite3StrNICmp(pExpr->token.z,"max",3)==0 ){
+  }else if( sqlite3StrNICmp((char*)pExpr->token.z,"max",3)==0 ){
     seekOp = OP_Last;
   }else{
     return 0;
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 60cfbd482c..1eac934bdb 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -11,7 +11,7 @@
 *************************************************************************
 ** Internal interface definitions for SQLite.
 **
-** @(#) $Id: sqliteInt.h,v 1.432 2005/12/09 14:39:04 danielk1977 Exp $
+** @(#) $Id: sqliteInt.h,v 1.433 2005/12/09 20:02:06 drh Exp $
 */
 #ifndef _SQLITEINT_H_
 #define _SQLITEINT_H_
@@ -1435,7 +1435,7 @@ void sqlite3SetString(char **, ...);
 void sqlite3ErrorMsg(Parse*, const char*, ...);
 void sqlite3Dequote(char*);
 void sqlite3DequoteExpr(Expr*);
-int sqlite3KeywordCode(const char*, int);
+int sqlite3KeywordCode(const unsigned char*, int);
 int sqlite3RunParser(Parse*, const char*, char **);
 void sqlite3FinishCoding(Parse*);
 Expr *sqlite3Expr(int, Expr*, Expr*, const Token*);
diff --git a/src/tokenize.c b/src/tokenize.c
index 45b12e4e78..b3294ef182 100644
--- a/src/tokenize.c
+++ b/src/tokenize.c
@@ -15,7 +15,7 @@
 ** individual tokens and sends those tokens one-by-one over to the
 ** parser for analysis.
 **
-** $Id: tokenize.c,v 1.109 2005/12/06 12:53:00 danielk1977 Exp $
+** $Id: tokenize.c,v 1.110 2005/12/09 20:02:06 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -360,7 +360,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
   pParse->zTail = pParse->zSql = zSql;
   while( sqlite3Tsd()->mallocFailed==0 && zSql[i]!=0 ){
     assert( i>=0 );
-    pParse->sLastToken.z = &zSql[i];
+    pParse->sLastToken.z = (u8*)&zSql[i];
     assert( pParse->sLastToken.dyn==0 );
     pParse->sLastToken.n = getToken((unsigned char*)&zSql[i],&tokenType);
     i += pParse->sLastToken.n;
diff --git a/src/trigger.c b/src/trigger.c
index fc4f172ba9..afd88df553 100644
--- a/src/trigger.c
+++ b/src/trigger.c
@@ -237,7 +237,7 @@ void sqlite3FinishTrigger(
     addr = sqlite3VdbeAddOpList(v, ArraySize(insertTrig), insertTrig);
     sqlite3VdbeChangeP3(v, addr+2, pTrig->name, 0); 
     sqlite3VdbeChangeP3(v, addr+3, pTrig->table, 0); 
-    sqlite3VdbeChangeP3(v, addr+6, pAll->z, pAll->n);
+    sqlite3VdbeChangeP3(v, addr+6, (char*)pAll->z, pAll->n);
     sqlite3ChangeCookie(db, v, pTrig->iDb);
     sqlite3VdbeAddOp(v, OP_Close, 0, 0);
     sqlite3VdbeOp3(v, OP_ParseSchema, pTrig->iDb, 0, 
@@ -278,7 +278,7 @@ triggerfinish_cleanup:
 */
 static void sqlitePersistTriggerStep(TriggerStep *p){
   if( p->target.z ){
-    p->target.z = sqliteStrNDup(p->target.z, p->target.n);
+    p->target.z = (u8*)sqliteStrNDup((char*)p->target.z, p->target.n);
     p->target.dyn = 1;
   }
   if( p->pSelect ){
@@ -623,8 +623,8 @@ static SrcList *targetSrcList(
   iDb = pStep->pTrig->iDb;
   if( iDb==0 || iDb>=2 ){
     assert( iDb<pParse->db->nDb );
-    sDb.z = pParse->db->aDb[iDb].zName;
-    sDb.n = strlen(sDb.z);
+    sDb.z = (u8*)pParse->db->aDb[iDb].zName;
+    sDb.n = strlen((char*)sDb.z);
     pSrc = sqlite3SrcListAppend(0, &sDb, &pStep->target);
   } else {
     pSrc = sqlite3SrcListAppend(0, &pStep->target, 0);
diff --git a/src/utf.c b/src/utf.c
index db6a89b6ed..f9c944f1ba 100644
--- a/src/utf.c
+++ b/src/utf.c
@@ -12,7 +12,7 @@
 ** This file contains routines used to translate between UTF-8, 
 ** UTF-16, UTF-16BE, and UTF-16LE.
 **
-** $Id: utf.c,v 1.32 2005/01/28 01:29:08 drh Exp $
+** $Id: utf.c,v 1.33 2005/12/09 20:02:06 drh Exp $
 **
 ** Notes on UTF-8:
 **
@@ -272,7 +272,7 @@ int sqlite3VdbeMemTranslate(Mem *pMem, u8 desiredEnc){
       assert( rc==SQLITE_NOMEM );
       return SQLITE_NOMEM;
     }
-    zIn = pMem->z;
+    zIn = (u8*)pMem->z;
     zTerm = &zIn[pMem->n];
     while( zIn<zTerm ){
       temp = *zIn;
@@ -308,7 +308,7 @@ int sqlite3VdbeMemTranslate(Mem *pMem, u8 desiredEnc){
   ** obtained from malloc(), or Mem.zShort, if it large enough and not in
   ** use, or the zShort array on the stack (see above).
   */
-  zIn = pMem->z;
+  zIn = (u8*)pMem->z;
   zTerm = &zIn[pMem->n];
   if( len>NBFS ){
     zOut = sqliteMallocRaw(len);
@@ -360,12 +360,12 @@ int sqlite3VdbeMemTranslate(Mem *pMem, u8 desiredEnc){
   pMem->enc = desiredEnc;
   if( zOut==zShort ){
     memcpy(pMem->zShort, zOut, len);
-    zOut = pMem->zShort;
+    zOut = (u8*)pMem->zShort;
     pMem->flags |= (MEM_Term|MEM_Short);
   }else{
     pMem->flags |= (MEM_Term|MEM_Dyn);
   }
-  pMem->z = zOut;
+  pMem->z = (char*)zOut;
 
 translate_out:
 #if defined(TRANSLATE_TRACE) && defined(SQLITE_DEBUG)
diff --git a/src/vacuum.c b/src/vacuum.c
index 8fe0550b3d..4f8e323188 100644
--- a/src/vacuum.c
+++ b/src/vacuum.c
@@ -14,7 +14,7 @@
 ** Most of the code in this file may be omitted by defining the
 ** SQLITE_OMIT_VACUUM macro.
 **
-** $Id: vacuum.c,v 1.52 2005/12/09 14:25:09 danielk1977 Exp $
+** $Id: vacuum.c,v 1.53 2005/12/09 20:02:06 drh Exp $
 */
 #include "sqliteInt.h"
 #include "vdbeInt.h"
@@ -59,7 +59,7 @@ static int execExecSql(sqlite3 *db, const char *zSql){
   if( rc!=SQLITE_OK ) return rc;
 
   while( SQLITE_ROW==sqlite3_step(pStmt) ){
-    rc = execSql(db, sqlite3_column_text(pStmt, 0));
+    rc = execSql(db, (char*)sqlite3_column_text(pStmt, 0));
     if( rc!=SQLITE_OK ){
       sqlite3_finalize(pStmt);
       return rc;
diff --git a/src/vdbe.c b/src/vdbe.c
index b1de8d8d2f..5370531bda 100644
--- a/src/vdbe.c
+++ b/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 1.503 2005/12/09 14:25:09 danielk1977 Exp $
+** $Id: vdbe.c,v 1.504 2005/12/09 20:02:06 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -1885,7 +1885,7 @@ case OP_Column: {
       payloadSize = 0;
     }else if( pC->cacheValid ){
       payloadSize = pC->payloadSize;
-      zRec = pC->aRow;
+      zRec = (char*)pC->aRow;
     }else if( pC->isIndex ){
       i64 payloadSize64;
       sqlite3BtreeKeySize(pCrsr, &payloadSize64);
@@ -1952,12 +1952,13 @@ case OP_Column: {
       ** the record.
       */
       if( avail>=payloadSize ){
-        zRec = pC->aRow = zData;
+        zRec = zData;
+        pC->aRow = (u8*)zData;
       }else{
         pC->aRow = 0;
       }
     }
-    idx = sqlite3GetVarint32(zData, &szHdr);
+    idx = sqlite3GetVarint32((u8*)zData, &szHdr);
 
 
     /* The KeyFetch() or DataFetch() above are fast and will get the entire
@@ -1984,7 +1985,7 @@ case OP_Column: {
     i = 0;
     while( idx<szHdr && i<nField && offset<=payloadSize ){
       aOffset[i] = offset;
-      idx += sqlite3GetVarint32(&zData[idx], &aType[i]);
+      idx += sqlite3GetVarint32((u8*)&zData[idx], &aType[i]);
       offset += sqlite3VdbeSerialTypeLen(aType[i]);
       i++;
     }
@@ -2038,7 +2039,7 @@ case OP_Column: {
       }
       zData = sMem.z;
     }
-    sqlite3VdbeSerialGet(zData, aType[p2], pTos);
+    sqlite3VdbeSerialGet((u8*)zData, aType[p2], pTos);
     pTos->enc = db->enc;
   }else{
     if( pOp->p3type==P3_MEM ){
@@ -2198,7 +2199,7 @@ case OP_MakeRecord: {
       goto no_mem;
     }
   }else{
-    zNewRecord = zTemp;
+    zNewRecord = (u8*)zTemp;
   }
 
   /* Write the record */
@@ -2232,7 +2233,7 @@ case OP_MakeRecord: {
     pTos->flags = MEM_Blob | MEM_Short;
   }else{
     assert( zNewRecord!=(unsigned char *)zTemp );
-    pTos->z = zNewRecord;
+    pTos->z = (char*)zNewRecord;
     pTos->flags = MEM_Blob | MEM_Dyn;
     pTos->xDel = 0;
   }
@@ -2929,7 +2930,7 @@ case OP_IsUnique: {        /* no-push */
     zKey = pNos->z;
     nKey = pNos->n;
 
-    szRowid = sqlite3VdbeIdxRowidLen(nKey, zKey);
+    szRowid = sqlite3VdbeIdxRowidLen(nKey, (u8*)zKey);
     len = nKey-szRowid;
 
     /* Search for an entry in P1 where all but the last four bytes match K.
@@ -2946,7 +2947,7 @@ case OP_IsUnique: {        /* no-push */
         break;
       }
     }
-    rc = sqlite3VdbeIdxKeyCompare(pCx, len, zKey, &res); 
+    rc = sqlite3VdbeIdxKeyCompare(pCx, len, (u8*)zKey, &res); 
     if( rc!=SQLITE_OK ) goto abort_due_to_error;
     if( res>0 ){
       pc = pOp->p2 - 1;
@@ -3722,7 +3723,7 @@ case OP_IdxGE: {        /* no-push */
     assert( pC->deferredMoveto==0 );
     *pC->pIncrKey = pOp->p3!=0;
     assert( pOp->p3==0 || pOp->opcode!=OP_IdxGT );
-    rc = sqlite3VdbeIdxKeyCompare(pC, pTos->n, pTos->z, &res);
+    rc = sqlite3VdbeIdxKeyCompare(pC, pTos->n, (u8*)pTos->z, &res);
     *pC->pIncrKey = 0;
     if( rc!=SQLITE_OK ){
       break;
@@ -3760,9 +3761,9 @@ case OP_IdxIsNull: {        /* no-push */
   assert( pTos->flags & MEM_Blob );
   z = pTos->z;
   n = pTos->n;
-  k = sqlite3GetVarint32(z, &serial_type);
+  k = sqlite3GetVarint32((u8*)z, &serial_type);
   for(; k<n && i>0; i--){
-    k += sqlite3GetVarint32(&z[k], &serial_type);
+    k += sqlite3GetVarint32((u8*)&z[k], &serial_type);
     if( serial_type==0 ){   /* Serial type 0 is a NULL */
       pc = pOp->p2-1;
       break;
diff --git a/src/vdbeaux.c b/src/vdbeaux.c
index 4c9cd0b93f..f435effa6b 100644
--- a/src/vdbeaux.c
+++ b/src/vdbeaux.c
@@ -1780,10 +1780,10 @@ int sqlite3VdbeIdxRowid(BtCursor *pCur, i64 *rowid){
   if( rc ){
     return rc;
   }
-  sqlite3GetVarint32(m.z, &szHdr);
-  sqlite3GetVarint32(&m.z[szHdr-1], &typeRowid);
+  sqlite3GetVarint32((u8*)m.z, &szHdr);
+  sqlite3GetVarint32((u8*)&m.z[szHdr-1], &typeRowid);
   lenRowid = sqlite3VdbeSerialTypeLen(typeRowid);
-  sqlite3VdbeSerialGet(&m.z[m.n-lenRowid], typeRowid, &v);
+  sqlite3VdbeSerialGet((u8*)&m.z[m.n-lenRowid], typeRowid, &v);
   *rowid = v.i;
   sqlite3VdbeMemRelease(&m);
   return SQLITE_OK;
@@ -1819,7 +1819,7 @@ int sqlite3VdbeIdxKeyCompare(
   if( rc ){
     return rc;
   }
-  lenRowid = sqlite3VdbeIdxRowidLen(m.n, m.z);
+  lenRowid = sqlite3VdbeIdxRowidLen(m.n, (u8*)m.z);
   *res = sqlite3VdbeRecordCompare(pC->pKeyInfo, m.n-lenRowid, m.z, nKey, pKey);
   sqlite3VdbeMemRelease(&m);
   return SQLITE_OK;
diff --git a/src/vdbemem.c b/src/vdbemem.c
index 31b0f3750a..7d9f8d2a84 100644
--- a/src/vdbemem.c
+++ b/src/vdbemem.c
@@ -83,7 +83,7 @@ int sqlite3VdbeMemDynamicify(Mem *pMem){
   memcpy(z, pMem->z, n );
   z[n] = 0;
   z[n+1] = 0;
-  pMem->z = z;
+  pMem->z = (char*)z;
   pMem->flags &= ~(MEM_Ephem|MEM_Static|MEM_Short);
   return SQLITE_OK;
 }
@@ -103,7 +103,7 @@ int sqlite3VdbeMemMakeWriteable(Mem *pMem){
   assert( (pMem->flags & MEM_Dyn)==0 );
   assert( pMem->flags & (MEM_Str|MEM_Blob) );
   if( (n = pMem->n)+2<sizeof(pMem->zShort) ){
-    z = pMem->zShort;
+    z = (u8*)pMem->zShort;
     pMem->flags |= MEM_Short|MEM_Term;
   }else{
     z = sqliteMallocRaw( n+2 );
@@ -116,7 +116,7 @@ int sqlite3VdbeMemMakeWriteable(Mem *pMem){
   memcpy(z, pMem->z, n );
   z[n] = 0;
   z[n+1] = 0;
-  pMem->z = z;
+  pMem->z = (char*)z;
   pMem->flags &= ~(MEM_Ephem|MEM_Static);
   return SQLITE_OK;
 }
@@ -172,7 +172,7 @@ int sqlite3VdbeMemNulTerminate(Mem *pMem){
 int sqlite3VdbeMemStringify(Mem *pMem, int enc){
   int rc = SQLITE_OK;
   int fg = pMem->flags;
-  u8 *z = pMem->zShort;
+  char *z = pMem->zShort;
 
   assert( !(fg&(MEM_Str|MEM_Blob)) );
   assert( fg&(MEM_Int|MEM_Real) );
@@ -799,7 +799,7 @@ int sqlite3ValueFromExpr(
   op = pExpr->op;
 
   if( op==TK_STRING || op==TK_FLOAT || op==TK_INTEGER ){
-    zVal = sqliteStrNDup(pExpr->token.z, pExpr->token.n);
+    zVal = sqliteStrNDup((char*)pExpr->token.z, pExpr->token.n);
     pVal = sqlite3ValueNew();
     if( !zVal || !pVal ) goto no_mem;
     sqlite3Dequote(zVal);
@@ -819,7 +819,7 @@ int sqlite3ValueFromExpr(
   else if( op==TK_BLOB ){
     int nVal;
     pVal = sqlite3ValueNew();
-    zVal = sqliteStrNDup(pExpr->token.z+1, pExpr->token.n-1);
+    zVal = sqliteStrNDup((char*)pExpr->token.z+1, pExpr->token.n-1);
     if( !zVal || !pVal ) goto no_mem;
     sqlite3Dequote(zVal);
     nVal = strlen(zVal)/2;
diff --git a/tool/mkkeywordhash.c b/tool/mkkeywordhash.c
index c43a767a30..d2b11de5d0 100644
--- a/tool/mkkeywordhash.c
+++ b/tool/mkkeywordhash.c
@@ -495,8 +495,8 @@ int main(int argc, char **argv){
   printf("  }\n");
   printf("  return TK_ID;\n");
   printf("}\n");
-  printf("int sqlite3KeywordCode(const char *z, int n){\n");
-  printf("  return keywordCode(z, n);\n");
+  printf("int sqlite3KeywordCode(const unsigned char *z, int n){\n");
+  printf("  return keywordCode((char*)z, n);\n");
   printf("}\n");
 
   return 0;