SQLite

         func.lo global.lo hash.lo \
         icu.lo insert.lo journal.lo json1.lo legacy.lo loadext.lo \
         main.lo malloc.lo mem0.lo mem1.lo mem2.lo mem3.lo mem5.lo \
         memjournal.lo \
         mutex.lo mutex_noop.lo mutex_unix.lo mutex_w32.lo \
         notify.lo opcodes.lo os.lo os_unix.lo os_win.lo \
         pager.lo parse.lo pcache.lo pcache1.lo pragma.lo prepare.lo printf.lo \
         random.lo resolve.lo rowset.lo rtree.lo select.lo sqlite3rbu.lo status.lo \
         table.lo threads.lo tokenize.lo treeview.lo trigger.lo \
         update.lo util.lo vacuum.lo \
         vdbe.lo vdbeapi.lo vdbeaux.lo vdbeblob.lo vdbemem.lo vdbesort.lo \
         vdbetrace.lo wal.lo walker.lo where.lo wherecode.lo whereexpr.lo \
         utf.lo vtab.lo

# Object files for the amalgamation.

fts5.c: $(FTS5_SRC)
	$(TCLSH_CMD) $(TOP)/ext/fts5/tool/mkfts5c.tcl
	cp $(TOP)/ext/fts5/fts5.h .

fts5.lo:	fts5.c $(HDR) $(EXTHDR)
	$(LTCOMPILE) -DSQLITE_CORE -c fts5.c

sqlite3rbu.lo:	$(TOP)/ext/rbu/sqlite3rbu.c $(HDR) $(EXTHDR)
	$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)/ext/rbu/sqlite3rbu.c


# Rules to build the 'testfixture' application.
#
# If using the amalgamation, use sqlite3.c directly to build the test
# fixture.  Otherwise link against libsqlite3.la.  (This distinction is
# necessary because the test fixture requires non-API symbols which are
# hidden when the library is built via the amalgamation).

	$(LTLINK) -I. -o $@ $(TOP)/tool/logest.c

wordcount$(TEXE):	$(TOP)/test/wordcount.c sqlite3.c
	$(LTLINK) -o $@ $(TOP)/test/wordcount.c sqlite3.c $(TLIBS)

speedtest1$(TEXE):	$(TOP)/test/speedtest1.c sqlite3.lo
	$(LTLINK) -o $@ $(TOP)/test/speedtest1.c sqlite3.lo $(TLIBS)

rbu$(EXE): $(TOP)/ext/rbu/rbu.c $(TOP)/ext/rbu/sqlite3rbu.c sqlite3.lo 
	$(LTLINK) -I. -o $@ $(TOP)/ext/rbu/rbu.c sqlite3.lo $(TLIBS)

loadfts$(EXE): $(TOP)/tool/loadfts.c libsqlite3.la
	$(LTLINK) $(TOP)/tool/loadfts.c libsqlite3.la -o $@ $(TLIBS)

# This target will fail if the SQLite amalgamation contains any exported
# symbols that do not begin with "sqlite3_". It is run as part of the
# releasetest.tcl script.
#
checksymbols: sqlite3.lo
	nm -g --defined-only sqlite3.o | grep -v " sqlite3_" ; test $$? -ne 0

         func.lo global.lo hash.lo \
         icu.lo insert.lo journal.lo legacy.lo loadext.lo \
         main.lo malloc.lo mem0.lo mem1.lo mem2.lo mem3.lo mem5.lo \
         memjournal.lo \
         mutex.lo mutex_noop.lo mutex_unix.lo mutex_w32.lo \
         notify.lo opcodes.lo os.lo os_unix.lo os_win.lo \
         pager.lo pcache.lo pcache1.lo pragma.lo prepare.lo printf.lo \
         random.lo resolve.lo rowset.lo rtree.lo select.lo sqlite3rbu.lo status.lo \
         table.lo threads.lo tokenize.lo treeview.lo trigger.lo \
         update.lo util.lo vacuum.lo \
         vdbeapi.lo vdbeaux.lo vdbeblob.lo vdbemem.lo vdbesort.lo \
         vdbetrace.lo wal.lo walker.lo where.lo wherecode.lo whereexpr.lo \
         utf.lo vtab.lo

# Object files for the amalgamation.

fts5_ext.lo:	fts5.c $(HDR) $(EXTHDR)
	$(LTCOMPILE) $(NO_WARN) -c fts5.c

fts5.dll:	fts5_ext.lo
	$(LD) $(LDFLAGS) $(LTLINKOPTS) $(LTLIBPATHS) /DLL /OUT:$@ fts5_ext.lo

sqlite3rbu.lo:	$(TOP)/ext/rbu/sqlite3rbu.c $(HDR) $(EXTHDR)
	$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)/ext/rbu/sqlite3rbu.c

# Rules to build the 'testfixture' application.
#
# If using the amalgamation, use sqlite3.c directly to build the test
# fixture.  Otherwise link against libsqlite3.lib.  (This distinction is
# necessary because the test fixture requires non-API symbols which are
# hidden when the library is built via the amalgamation).
#

wordcount.exe:	$(TOP)\test\wordcount.c $(SQLITE3C)
	$(LTLINK) $(NO_WARN) -DSQLITE_THREADSAFE=0 -DSQLITE_OMIT_LOAD_EXTENSION -Fe$@ \
		$(TOP)\test\wordcount.c $(SQLITE3C) /link $(LDFLAGS) $(LTLINKOPTS)

speedtest1.exe:	$(TOP)\test\speedtest1.c $(SQLITE3C)
	$(LTLINK) $(NO_WARN) -DSQLITE_OMIT_LOAD_EXTENSION -Fe$@ \
		$(TOP)\test\speedtest1.c $(SQLITE3C) /link $(LDFLAGS) $(LTLINKOPTS)

rbu.exe: $(TOP)\ext\rbu\rbu.c $(TOP)\ext\rbu\sqlite3rbu.c $(SQLITE3C)
	$(LTLINK) $(NO_WARN) -I. -DSQLITE_ENABLE_RBU -Fe$@ $(TOP)\ext\rbu\rbu.c $(SQLITE3C) \
		$(LDFLAGS) $(LTLINKOPTS)

clean:
	del /Q *.exp *.lo *.ilk *.lib *.obj *.ncb *.pdb *.sdf *.suo 2>NUL
	del /Q *.bsc *.cod *.da *.bb *.bbg gmon.out 2>NUL
	del /Q sqlite3.h opcodes.c opcodes.h 2>NUL
	del /Q lemon.* lempar.c parse.* 2>NUL
	del /Q mkkeywordhash.* keywordhash.h 2>NUL

  int nStep = 0;                  /* Maximum number of step() calls */
  int rc;
  sqlite3_int64 nProgress = 0;

  /* Process command line arguments. Following this block local variables 
  ** zTarget, zRbu and nStep are all set. */
  if( argc==5 ){
    size_t nArg1 = strlen(argv[1]);
    if( nArg1>5 || nArg1<2 || memcmp("-step", argv[1], nArg1) ) usage(argv[0]);
    nStep = atoi(argv[2]);
  }else if( argc!=3 ){
    usage(argv[0]);
  }
  zTarget = argv[argc-2];
  zRbu = argv[argc-1];

  /* Let the user know what happened. */
  switch( rc ){
    case SQLITE_OK:
      sqlite3_snprintf(sizeof(zBuf), zBuf,
          "SQLITE_OK: rbu update incomplete (%lld operations so far)\n",
          nProgress
      );
      fprintf(stdout, "%s", zBuf);
      break;

    case SQLITE_DONE:
      sqlite3_snprintf(sizeof(zBuf), zBuf,
          "SQLITE_DONE: rbu update completed (%lld operations)\n",
          nProgress
      );
      fprintf(stdout, "%s", zBuf);
      break;

    default:
      fprintf(stderr, "error=%d: %s\n", rc, zErrmsg);
      break;
  }

  sqlite3_free(zErrmsg);
  return (rc==SQLITE_OK || rc==SQLITE_DONE) ? 0 : 1;
}

** immediately without attempting the allocation or modifying the stored
** error code.
*/
static void *rbuMalloc(sqlite3rbu *p, int nByte){
  void *pRet = 0;
  if( p->rc==SQLITE_OK ){
    assert( nByte>0 );
    pRet = sqlite3_malloc64(nByte);
    if( pRet==0 ){
      p->rc = SQLITE_NOMEM;
    }else{
      memset(pRet, 0, nByte);
    }
  }
  return pRet;

** if the allocation succeeds, (*pRc) is left unchanged.
*/
static char *rbuStrndup(const char *zStr, int *pRc){
  char *zRet = 0;

  assert( *pRc==SQLITE_OK );
  if( zStr ){
    size_t nCopy = strlen(zStr) + 1;
    zRet = (char*)sqlite3_malloc64(nCopy);
    if( zRet ){
      memcpy(zRet, zStr, nCopy);
    }else{
      *pRc = SQLITE_NOMEM;
    }
  }

    return SQLITE_INTERNAL;
  }

  pRbu->pgsz = iAmt;
  if( pRbu->nFrame==pRbu->nFrameAlloc ){
    int nNew = (pRbu->nFrameAlloc ? pRbu->nFrameAlloc : 64) * 2;
    RbuFrame *aNew;
    aNew = (RbuFrame*)sqlite3_realloc64(pRbu->aFrame, nNew * sizeof(RbuFrame));
    if( aNew==0 ) return SQLITE_NOMEM;
    pRbu->aFrame = aNew;
    pRbu->nFrameAlloc = nNew;
  }

  iFrame = (u32)((iOff-32) / (i64)(iAmt+24)) + 1;
  if( pRbu->iMaxFrame<iFrame ) pRbu->iMaxFrame = iFrame;

  int nChar;
  LPWSTR zWideFilename;

  nChar = MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, NULL, 0);
  if( nChar==0 ){
    return 0;
  }
  zWideFilename = sqlite3_malloc64( nChar*sizeof(zWideFilename[0]) );
  if( zWideFilename==0 ){
    return 0;
  }
  memset(zWideFilename, 0, nChar*sizeof(zWideFilename[0]));
  nChar = MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, zWideFilename,
                                nChar);
  if( nChar==0 ){

*/
sqlite3rbu *sqlite3rbu_open(
  const char *zTarget, 
  const char *zRbu,
  const char *zState
){
  sqlite3rbu *p;
  size_t nTarget = strlen(zTarget);
  size_t nRbu = strlen(zRbu);
  size_t nState = zState ? strlen(zState) : 0;
  size_t nByte = sizeof(sqlite3rbu) + nTarget+1 + nRbu+1+ nState+1;

  p = (sqlite3rbu*)sqlite3_malloc64(nByte);
  if( p ){
    RbuState *pState = 0;

    /* Create the custom VFS. */
    memset(p, 0, sizeof(sqlite3rbu));
    rbuCreateVfs(p);

** If the error code currently stored in the RBU handle is SQLITE_CONSTRAINT,
** then edit any error message string so as to remove all occurrences of
** the pattern "rbu_imp_[0-9]*".
*/
static void rbuEditErrmsg(sqlite3rbu *p){
  if( p->rc==SQLITE_CONSTRAINT && p->zErrmsg ){
    int i;
    size_t nErrmsg = strlen(p->zErrmsg);
    for(i=0; i<(nErrmsg-8); i++){
      if( memcmp(&p->zErrmsg[i], "rbu_imp_", 8)==0 ){
        int nDel = 8;
        while( p->zErrmsg[i+nDel]>='0' && p->zErrmsg[i+nDel]<='9' ) nDel++;
        memmove(&p->zErrmsg[i], &p->zErrmsg[i+nDel], nErrmsg + 1 - i - nDel);
        nErrmsg -= nDel;
      }

  /* If not in RBU_STAGE_OAL, allow this call to pass through. Or, if this
  ** rbu is in the RBU_STAGE_OAL state, use heap memory for *-shm space 
  ** instead of a file on disk.  */
  assert( p->openFlags & (SQLITE_OPEN_MAIN_DB|SQLITE_OPEN_TEMP_DB) );
  if( eStage==RBU_STAGE_OAL || eStage==RBU_STAGE_MOVE ){
    if( iRegion<=p->nShm ){
      int nByte = (iRegion+1) * sizeof(char*);
      char **apNew = (char**)sqlite3_realloc64(p->apShm, nByte);
      if( apNew==0 ){
        rc = SQLITE_NOMEM;
      }else{
        memset(&apNew[p->nShm], 0, sizeof(char*) * (1 + iRegion - p->nShm));
        p->apShm = apNew;
        p->nShm = iRegion+1;
      }
    }

    if( rc==SQLITE_OK && p->apShm[iRegion]==0 ){
      char *pNew = (char*)sqlite3_malloc64(szRegion);
      if( pNew==0 ){
        rc = SQLITE_NOMEM;
      }else{
        memset(pNew, 0, szRegion);
        p->apShm[iRegion] = pNew;
      }
    }

  if( zName ){
    if( flags & SQLITE_OPEN_MAIN_DB ){
      /* A main database has just been opened. The following block sets
      ** (pFd->zWal) to point to a buffer owned by SQLite that contains
      ** the name of the *-wal file this db connection will use. SQLite
      ** happens to pass a pointer to this buffer when using xAccess()
      ** or xOpen() to operate on the *-wal file.  */
      int n = (int)strlen(zName);
      const char *z = &zName[n];
      if( flags & SQLITE_OPEN_URI ){
        int odd = 0;
        while( 1 ){
          if( z[0]==0 ){
            odd = 1 - odd;
            if( odd && z[1]==0 ) break;

      rbu_file *pDb = rbuFindMaindb(pRbuVfs, zName);
      if( pDb ){
        if( pDb->pRbu && pDb->pRbu->eStage==RBU_STAGE_OAL ){
          /* This call is to open a *-wal file. Intead, open the *-oal. This
          ** code ensures that the string passed to xOpen() is terminated by a
          ** pair of '\0' bytes in case the VFS attempts to extract a URI 
          ** parameter from it.  */
          size_t nCopy = strlen(zName);
          char *zCopy = sqlite3_malloc64(nCopy+2);
          if( zCopy ){
            memcpy(zCopy, zName, nCopy);
            zCopy[nCopy-3] = 'o';
            zCopy[nCopy] = '\0';
            zCopy[nCopy+1] = '\0';
            zOpen = (const char*)(pFd->zDel = zCopy);
          }else{

    rbuVfsCurrentTime,            /* xCurrentTime */
    rbuVfsGetLastError,           /* xGetLastError */
    0,                            /* xCurrentTimeInt64 (version 2) */
    0, 0, 0                       /* Unimplemented version 3 methods */
  };

  rbu_vfs *pNew = 0;              /* Newly allocated VFS */

  int rc = SQLITE_OK;
  size_t nName;
  size_t nByte;

  nName = strlen(zName);
  nByte = sizeof(rbu_vfs) + nName + 1;
  pNew = (rbu_vfs*)sqlite3_malloc64(nByte);
  if( pNew==0 ){
    rc = SQLITE_NOMEM;
  }else{
    sqlite3_vfs *pParent;           /* Parent VFS */
    memset(pNew, 0, nByte);
    pParent = sqlite3_vfs_find(zParent);
    if( pParent==0 ){