From 50566d3ac4cc8ac545da445ef3112643636a782f Mon Sep 17 00:00:00 2001
From: Dnomd343 <i@343.re>
Date: Sat, 28 Jan 2023 12:51:16 +0800
Subject: [PATCH] build: more version info in cmake template

---
 src/klotski/CMakeLists.txt     | 38 +++++++++++++++++++++++++++-------
 src/klotski/utils/version.h.in | 14 ++++++++++---
 2 files changed, 41 insertions(+), 11 deletions(-)

diff --git a/src/klotski/CMakeLists.txt b/src/klotski/CMakeLists.txt
index 41456c6..95bf892 100644
--- a/src/klotski/CMakeLists.txt
+++ b/src/klotski/CMakeLists.txt
@@ -1,15 +1,37 @@
 cmake_minimum_required(VERSION 3.0)
 
+set(CMAKE_CXX_STANDARD 14)
+
 project(klotski-core VERSION 0.0.1 LANGUAGES CXX)
 
+################################################################################
+
+macro(git_commit_id _hash)
+    find_package(Git QUIET)
+    if (GIT_FOUND)
+        execute_process(
+            COMMAND ${GIT_EXECUTABLE} log -1 --pretty=format:%H
+                OUTPUT_VARIABLE ${_hash}
+                OUTPUT_STRIP_TRAILING_WHITESPACE
+                ERROR_QUIET
+        )
+    endif()
+endmacro()
+
+set(GIT_COMMIT_ID "")
+git_commit_id(GIT_COMMIT_ID)
+
+string(TIMESTAMP BUILD_TIME "%Y-%m-%d %H:%M:%S")
+
+set(SYSTEM_INFO "${CMAKE_SYSTEM_NAME} ${CMAKE_SYSTEM_PROCESSOR}")
+
+set(COMPILER_INFO "${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}")
+
 configure_file(
     utils/version.h.in
     ${PROJECT_SOURCE_DIR}/utils/version.h
 )
-
-set(CMAKE_CXX_STANDARD 14)
-
-################################################################
+################################################################################
 
 include_directories(utils)
 include_directories(all_cases)
@@ -24,7 +46,7 @@ include_directories(fast_cal)
 
 include_directories(benchmark)
 
-################################################################
+################################################################################
 
 add_subdirectory(utils)
 add_subdirectory(all_cases)
@@ -39,7 +61,7 @@ add_subdirectory(fast_cal)
 
 add_subdirectory(benchmark)
 
-################################################################
+################################################################################
 
 set(FFI_SRC codec.cc tmain.cc version.cc)
 list(TRANSFORM FFI_SRC PREPEND "ffi/")
@@ -60,7 +82,7 @@ list(APPEND OBJS $<TARGET_OBJECTS:fast_cal>)
 
 list(APPEND OBJS $<TARGET_OBJECTS:benchmark>)
 
-################################################################
+################################################################################
 
 option(STATIC_LIB "build static library" ON)
 if (STATIC_LIB)
@@ -69,4 +91,4 @@ else()
     add_library(klotski SHARED ${OBJS})
 endif()
 
-################################################################
+################################################################################
diff --git a/src/klotski/utils/version.h.in b/src/klotski/utils/version.h.in
index af544f7..9b45e13 100644
--- a/src/klotski/utils/version.h.in
+++ b/src/klotski/utils/version.h.in
@@ -1,5 +1,13 @@
 #pragma once
 
-#define VERSION_MAJOR @klotski-core_VERSION_MAJOR@
-#define VERSION_MINOR @klotski-core_VERSION_MINOR@
-#define VERSION_PATCH @klotski-core_VERSION_PATCH@
+#define VERSION_MAJOR (@klotski-core_VERSION_MAJOR@)
+#define VERSION_MINOR (@klotski-core_VERSION_MINOR@)
+#define VERSION_PATCH (@klotski-core_VERSION_PATCH@)
+#define VERSION_STR   "v@klotski-core_VERSION_MAJOR@.@klotski-core_VERSION_MINOR@.@klotski-core_VERSION_PATCH@"
+
+#define AUTHOR          "dnomd343"
+#define SYSTEM          "@SYSTEM_INFO@"
+#define COMPILER        "@COMPILER_INFO@"
+#define BUILD_TIME      "@BUILD_TIME@"
+#define PROJECT_URL     "https://github.com/dnomd343/klotski.git"
+#define GIT_COMMIT_ID   "@GIT_COMMIT_ID@"