pkg install add sync pkgdata if package already installed

src/commands/install.rs

@@ -16,8 +16,11 @@ pub fn install(repo: &String, pkgname: &String) {
     let pkg_dir = crate::commands::get_aeropkg_base().join(repo).join(pkgname);
     let pkg_md_path = &crate::commands::get_aeropkg_var().join(format!("{}/{}.md", repo, pkgname));
     let builded_pkg_md_path = &crate::commands::get_aeropkg_base().join(repo).join(pkgname).join("build-script.md");
-    if builded_pkg_md_path.exists() {
-        if fs::metadata(builded_pkg_md_path).unwrap().ino() == fs::metadata(pkg_md_path).unwrap().ino() { return }
+
+    if builded_pkg_md_path.exists() && same_inode(&builded_pkg_md_path, pkg_md_path) {
+        sync_pkgdata(repo, pkgname, &pkg_dir);
+        if !pkg_dir.join("disabled").exists() { link(repo, pkgname) }
+        return;
     }
 
     check_build_dependency(repo, pkg_md_path);
@@ -37,11 +40,8 @@ pub fn install(repo: &String, pkgname: &String) {
         }
     };
     config(repo, pkgname);
-    let pkgdata = crate::commands::get_aeropkg_var().join(repo).join(pkgname).join(".pkgdata");
-    if pkgdata.exists() {
-        let status = Command::new("cp").args(["-rPlf", &format!("{}/.", pkgdata.to_string_lossy()), &pkg_dir.to_string_lossy()]).status();
-        if let Err(e) = status { eprintln!("Warning: failed to copy .pkgdata for {}/{}: {}", repo, pkgname, e) }
-    }
+
+    sync_pkgdata(repo, pkgname, &pkg_dir);
 
     if !pkg_dir.join("disabled").exists() { link(repo, pkgname) }
     let full_env = &get_custom_env(repo, pkgname, pkg_md_path);
@@ -49,6 +49,25 @@ pub fn install(repo: &String, pkgname: &String) {
     shell::run_install_hook_script(full_env);
 }
 
+fn sync_pkgdata(repo: &String, pkgname: &String, pkg_dir: &Path) {
+    let pkgdata = crate::commands::get_aeropkg_var().join(repo).join(pkgname).join(".pkgdata");
+    if pkgdata.exists() {
+        let status = Command::new("cp")
+            .args(["-rPlf", &format!("{}/.", pkgdata.to_string_lossy()), &pkg_dir.to_string_lossy()])
+            .status();
+        if let Err(e) = status {
+            eprintln!("Warning: failed to copy .pkgdata for {}/{}: {}", repo, pkgname, e);
+        }
+    }
+}
+
+fn same_inode(a: &Path, b: &Path) -> bool {
+    match (fs::metadata(a), fs::metadata(b)) {
+        (Ok(ma), Ok(mb)) => ma.ino() == mb.ino(),
+        _ => false,
+    }
+}
+
 fn update_built_link(src: &std::path::Path, dest: &std::path::Path) {
     let _ = fs::remove_file(dest);
     if let Err(e) = fs::hard_link(src, dest) {