feat: expose version info api

src/klotski/ffi/klotski.h

@@ -22,14 +22,18 @@ extern "C" {
 #ifdef __cplusplus
 extern "C" {
 #endif
-//    extern char* get_author();
-//    extern char* get_project_url();
-//    extern char* get_compile_time();
-
     /// version -> major.minor.patch
     extern int get_version_major();
     extern int get_version_minor();
     extern int get_version_patch();
+
+    extern const char* get_author();
+    extern const char* get_version();
+    extern const char* get_commit_id();
+    extern const char* get_build_time();
+    extern const char* get_project_url();
+    extern const char* get_system_info();
+    extern const char* get_compiler_info();
 #ifdef __cplusplus
 }
 #endif

src/klotski/ffi/version.cc

@@ -12,3 +12,31 @@ int get_version_minor() {
 int get_version_patch() {
     return VERSION_PATCH;
 }
+
+const char* get_author() {
+    return AUTHOR;
+}
+
+const char* get_version() {
+    return VERSION_STR;
+}
+
+const char* get_commit_id() {
+    return GIT_COMMIT_ID;
+}
+
+const char* get_build_time() {
+    return BUILD_TIME;
+}
+
+const char* get_project_url() {
+    return PROJECT_URL;
+}
+
+const char* get_system_info() {
+    return SYSTEM;
+}
+
+const char* get_compiler_info() {
+    return COMPILER;
+}

src/rust_ffi/src/main.rs

@@ -4,6 +4,7 @@
 include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 
 use std::env;
+use std::ffi::CStr;
 
 fn klotski_tmain() {
     unsafe {
@@ -11,8 +12,26 @@ fn klotski_tmain() {
     }
 }
 
+fn klotski_version() -> String {
+    unsafe {
+        // let v_major = get_version_major();
+
+        let v = get_version();
+        let csp: &CStr = CStr::from_ptr(v);
+        let s: &str = csp.to_str().unwrap();
+        // println!("klotski version -> {}", s);
+
+        String::from(s)
+        // String::new()
+    }
+}
+
 fn main() {
     println!("rust start");
-    klotski_tmain();
+
+    // klotski_tmain();
+
+    println!("version -> {}", klotski_version());
+
     println!("rust exit");
 }