feat(core): always show MegEngine version and git commit id

GitOrigin-RevId: 4daa5be6d6b536953c00722c6a4f14a42f3769fd

CMakeLists.txt

@@ -1211,6 +1211,12 @@ set(MGE_VERSION_SCRIPT
     ${PROJECT_SOURCE_DIR}/src/version.ld
     CACHE INTERNAL "Path to linker version script")
 
+execute_process(
+  COMMAND git log -1 --format=%H
+  WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
+  OUTPUT_VARIABLE GIT_FULL_HASH
+  OUTPUT_STRIP_TRAILING_WHITESPACE)
+
 # Write out megbrain_build_config.h It defines macros needed by both megbrain and dnn
 configure_file(src/megbrain_build_config.h.in
                ${CMAKE_CURRENT_BINARY_DIR}/genfiles/megbrain_build_config.h)

dnn/include/megdnn/common.h

@@ -13,7 +13,6 @@
 
 #include "megbrain_build_config.h"
 #include "megdnn/oprs/base.h"
-
 #if MGB_ENABLE_GETENV
 #define MGB_GETENV ::std::getenv
 #else

src/core/impl/version.cpp

@@ -10,9 +10,21 @@
  */
 
 #include "megbrain/version.h"
+#include "megbrain/common.h"
 
 using namespace mgb;
 
+//! some sdk do not call mgb::get_version explicitly, so we force show version for
+//! debug, mgb_log level is info, sdk may config a higher, need export
+//! RUNTIME_OVERRIDE_LOG_LEVEL=0 to force change log level to show version
+#ifndef __IN_TEE_ENV__
+static __attribute__((constructor)) void show_version() {
+    auto v = get_version();
+    mgb_log("init Engine with version: %d.%d.%d(%d) at git commitid: %s", v.major,
+            v.minor, v.patch, v.is_dev, GIT_FULL_HASH);
+}
+#endif
+
 Version mgb::get_version() {
 #ifdef MGB_MAJOR
     return {MGB_MAJOR, MGB_MINOR, MGB_PATCH, MGB_IS_DEV};

src/megbrain_build_config.h.in

@@ -267,4 +267,6 @@
 #define MGE_WIN_DECLSPEC_DATA
 #endif
 
+#define GIT_FULL_HASH "@GIT_FULL_HASH@"
+
 #endif  // _HEADER_MGB_BUILD_CONFIG