Merge branch '3.0' of https://github.com/taosdata/TDengine into feat/…

…TS-4994-3.0

.gitignore

@@ -159,4 +159,6 @@ pcre2.h
 zconf.h
 version.h
 geos_c.h
+source/libs/parser/src/sql.c
+include/common/ttokenauto.h
 

cmake/lemon_CMakeLists.txt.in

@@ -0,0 +1,11 @@
+# lemon
+
+ExternalProject_Add(
+    lemon
+    SOURCE_DIR ${TD_CONTRIB_DIR}/lemon
+    CONFIGURE_COMMAND ""
+    BUILD_COMMAND "${C_COMPILER_LEMON}" -o ${TD_CONTRIB_DIR}/lemon/lemon ${TD_CONTRIB_DIR}/lemon/lemon.c
+    INSTALL_COMMAND ""
+    BUILD_IN_SOURCE 1
+    BUILD_ALWAYS 1
+)

contrib/CMakeLists.txt

@@ -184,6 +184,17 @@ if(${BUILD_PCRE2})
     cat("${TD_SUPPORT_DIR}/pcre2_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
 endif()
 
+find_program(C_COMPILER_LEMON NAMES gcc)
+if(C_COMPILER_LEMON)
+    message(STATUS "LEMON C compiler: ${C_COMPILER_LEMON}")
+else()
+    set(C_COMPILER_LEMON ${CMAKE_C_COMPILER})
+    message(STATUS "LEMON C compiler: ${C_COMPILER_LEMON}")
+endif()
+
+# lemon
+cat("${TD_SUPPORT_DIR}/lemon_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
+
 # download dependencies
 configure_file(${CONTRIB_TMP_FILE} "${TD_CONTRIB_DIR}/deps-download/CMakeLists.txt")
 execute_process(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" .