Index: Makefile.in
==================================================================
--- Makefile.in
+++ Makefile.in
@@ -526,10 +526,12 @@
 	mv vdbe.new tsrc/vdbe.c
 	touch .target_source
 
 sqlite3.c:	.target_source $(TOP)/tool/mksqlite3c.tcl
 	$(TCLSH_CMD) $(TOP)/tool/mksqlite3c.tcl
+	cp tsrc/shell.c tsrc/sqlite3ext.h .
+	cp $(TOP)/ext/session/sqlite3session.h .
 
 tclsqlite3.c:	sqlite3.c
 	echo '#ifndef USE_SYSTEM_SQLITE' >tclsqlite3.c
 	cat sqlite3.c >>tclsqlite3.c
 	echo '#endif /* USE_SYSTEM_SQLITE */' >>tclsqlite3.c
@@ -888,11 +890,12 @@
 TESTFIXTURE_FLAGS += -DSQLITE_SERVER=1 -DSQLITE_PRIVATE="" -DSQLITE_CORE 
 TESTFIXTURE_FLAGS += -DBUILD_sqlite
 
 TESTFIXTURE_SRC0 = $(TESTSRC2) libsqlite3.la
 TESTFIXTURE_SRC1 = sqlite3.c
-TESTFIXTURE_SRC = $(TESTSRC) $(TOP)/src/tclsqlite.c $(TESTFIXTURE_SRC$(USE_AMALGAMATION))
+TESTFIXTURE_SRC = $(TESTSRC) $(TOP)/src/tclsqlite.c
+TESTFIXTURE_SRC += $(TESTFIXTURE_SRC$(USE_AMALGAMATION))
 
 testfixture$(TEXE):	$(TESTFIXTURE_SRC)
 	$(LTLINK) -DSQLITE_NO_SYNC=1 $(TEMP_STORE) $(TESTFIXTURE_FLAGS) \
 		-o $@ $(TESTFIXTURE_SRC) $(LIBTCL) $(TLIBS)
 

Index: Makefile.msc
==================================================================
--- Makefile.msc
+++ Makefile.msc
@@ -847,10 +847,13 @@
 	move vdbe.new tsrc\vdbe.c
 	echo > .target_source
 
 sqlite3.c:	.target_source $(TOP)\tool\mksqlite3c.tcl
 	$(TCLSH_CMD) $(TOP)\tool\mksqlite3c.tcl
+	copy tsrc\shell.c .
+	copy tsrc\sqlite3ext.h .
+	copy $(TOP)\ext\session\sqlite3session.h .
 
 sqlite3-all.c:	sqlite3.c $(TOP)\tool\split-sqlite3c.tcl
 	$(TCLSH_CMD) $(TOP)\tool\split-sqlite3c.tcl
 
 # Rule to build the amalgamation

Index: main.mk
==================================================================
--- main.mk
+++ main.mk
@@ -389,10 +389,12 @@
 	mv vdbe.new tsrc/vdbe.c
 	touch target_source
 
 sqlite3.c:	target_source $(TOP)/tool/mksqlite3c.tcl
 	tclsh $(TOP)/tool/mksqlite3c.tcl
+	cp tsrc/shell.c tsrc/sqlite3ext.h .
+	cp $(TOP)/ext/session/sqlite3session.h .
 	echo '#ifndef USE_SYSTEM_SQLITE' >tclsqlite3.c
 	cat sqlite3.c >>tclsqlite3.c
 	echo '#endif /* USE_SYSTEM_SQLITE */' >>tclsqlite3.c
 	cat $(TOP)/src/tclsqlite.c >>tclsqlite3.c
 
@@ -556,13 +558,15 @@
 testfixture$(EXE): $(TESTSRC2) libsqlite3.a $(TESTSRC) $(TOP)/src/tclsqlite.c
 	$(TCCX) $(TCL_FLAGS) -DTCLSH=1 $(TESTFIXTURE_FLAGS)                  \
 		$(TESTSRC) $(TESTSRC2) $(TOP)/src/tclsqlite.c                \
 		-o testfixture$(EXE) $(LIBTCL) libsqlite3.a $(THREADLIB)
 
-amalgamation-testfixture$(EXE): sqlite3.c $(TESTSRC) $(TOP)/src/tclsqlite.c
+amalgamation-testfixture$(EXE): sqlite3.c $(TESTSRC) $(TOP)/src/tclsqlite.c  \
+				$(TOP)/ext/session/test_session.c
 	$(TCCX) $(TCL_FLAGS) -DTCLSH=1 $(TESTFIXTURE_FLAGS)                  \
 		$(TESTSRC) $(TOP)/src/tclsqlite.c sqlite3.c                  \
+		$(TOP)/ext/session/test_session.c                            \
 		-o testfixture$(EXE) $(LIBTCL) $(THREADLIB)
 
 fts3-testfixture$(EXE): sqlite3.c fts3amal.c $(TESTSRC) $(TOP)/src/tclsqlite.c
 	$(TCCX) $(TCL_FLAGS) -DTCLSH=1 $(TESTFIXTURE_FLAGS)                  \
 	-DSQLITE_ENABLE_FTS3=1                                               \

Index: tool/mksqlite3c.tcl
==================================================================
--- tool/mksqlite3c.tcl
+++ tool/mksqlite3c.tcl
@@ -21,11 +21,11 @@
 #
 # The amalgamated SQLite code will be written into sqlite3.c
 #
 
 # Begin by reading the "sqlite3.h" header file.  Extract the version number
-# from in this file.  The versioon number is needed to generate the header
+# from in this file.  The version number is needed to generate the header
 # comment of the amalgamation.
 #
 if {[lsearch $argv --nostatic]>=0} {
   set addstatic 0
 } else {
@@ -119,10 +119,11 @@
    wal.h
 } {
   set available_hdr($hdr) 1
 }
 set available_hdr(sqliteInt.h) 0
+set available_hdr(sqlite3session.h) 0
 
 # 78 stars used for comment formatting.
 set s78 \
 {*****************************************************************************}
 
@@ -180,11 +181,11 @@
     } elseif {$addstatic && ![regexp {^(static|typedef)} $line]} {
       regsub {^SQLITE_API } $line {} line
       if {[regexp $declpattern $line all funcname]} {
         # Add the SQLITE_PRIVATE or SQLITE_API keyword before functions.
         # so that linkage can be modified at compile-time.
-        if {[regexp {^sqlite3_} $funcname]} {
+        if {[regexp {^sqlite3(session)?_} $funcname]} {
           puts $out "SQLITE_API $line"
         } else {
           puts $out "SQLITE_PRIVATE $line"
         }
       } elseif {[regexp $varpattern $line all varname]} {

Index: tool/mksqlite3h.tcl
==================================================================
--- tool/mksqlite3h.tcl
+++ tool/mksqlite3h.tcl
@@ -66,13 +66,19 @@
 set declpattern {^ *[a-zA-Z][a-zA-Z_0-9 ]+ \**sqlite3_[_a-zA-Z0-9]+\(}
 
 # Force the output to use unix line endings, even on Windows.
 fconfigure stdout -translation lf
 
-# Process the src/sqlite.h.in ext/rtree/sqlite3rtree.h files.
+set filelist [subst {
+  $TOP/src/sqlite.h.in
+  $TOP/ext/rtree/sqlite3rtree.h
+  $TOP/ext/session/sqlite3session.h
+}]
+
+# Process the source files.
 #
-foreach file [list $TOP/src/sqlite.h.in $TOP/ext/rtree/sqlite3rtree.h] {
+foreach file $filelist {
   set in [open $file]
   while {![eof $in]} {
   
     set line [gets $in]