build: remove submodule

.gitmodules

@@ -1,12 +0,0 @@
-[submodule "src/connector/go"]
-	path = src/connector/go
-	url = git@github.com:taosdata/driver-go.git
-[submodule "src/connector/hivemq-tdengine-extension"]
-	path = src/connector/hivemq-tdengine-extension
-	url = git@github.com:taosdata/hivemq-tdengine-extension.git
-[submodule "deps/TSZ"]
-	path = deps/TSZ
-	url = https://github.com/taosdata/TSZ.git
-[submodule "examples/rust"]
-	path = examples/rust
-	url = https://github.com/songtianyi/tdengine-rust-bindings.git

cmake/cmake.options

@@ -90,6 +90,12 @@ ELSE ()
     ENDIF ()
 ENDIF ()
 
+option(
+    RUST_BINDINGS
+    "If build with rust-bindings"
+    ON
+    )
+
 option(
     JEMALLOC_ENABLED
     "If build with jemalloc"

cmake/rust-bindings_CMakeLists.txt.in

@@ -0,0 +1,12 @@
+
+# rust-bindings
+ExternalProject_Add(rust-bindings
+        GIT_REPOSITORY https://github.com/songtianyi/tdengine-rust-bindings.git
+        GIT_TAG 7ed7a97
+        SOURCE_DIR "${TD_SOURCE_DIR}/examples/rust"
+        BINARY_DIR "${TD_SOURCE_DIR}/examples/rust"
+        CONFIGURE_COMMAND "" 
+        BUILD_COMMAND ""  
+        INSTALL_COMMAND ""
+        TEST_COMMAND ""
+        )

contrib/CMakeLists.txt

@@ -109,6 +109,11 @@ if(${BUILD_WITH_SQLITE})
     cat("${TD_SUPPORT_DIR}/sqlite_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
 endif(${BUILD_WITH_SQLITE})
 
+# rust-bindings
+if(${RUST_BINDINGS})
+    cat("${TD_SUPPORT_DIR}/rust-bindings_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
+endif(${RUST_BINDINGS})
+
 # lucene
 if(${BUILD_WITH_LUCENE})
     cat("${TD_SUPPORT_DIR}/lucene_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})