Properly close files on exit

README.md

@@ -75,7 +75,8 @@ zig build --release=safe
 - [x] Install versions (master, stable, x.y.z)
 - [x] Remove versions
 - [x] List down installed versions
-- [ ] Override zig versions to be used under certain directories
+- [x] Add override for zig versions to be used under certain directories
+- [ ] Remove overrides
 
 ## License
 `zigvm` is licensed under the Apache License 2.0. See the [LICENSE](./LICENSE) file.

src/main.zig

@@ -95,6 +95,7 @@ pub fn main() !void {
     const command = try Cli.read_args(alloc);
 
     const cp = try CommonPaths.resolve(alloc);
+    defer cp.clone();
 
     switch (command) {
         Cli.install => |version| {

src/paths.zig

@@ -10,6 +10,8 @@ pub const CommonPaths = struct {
     download_dir: Dir,
     overrides: File,
 
+    const Self = @This();
+
     var zigvm_root_path: []const u8 = undefined;
 
     pub fn resolve(alloc: Allocator) !@This() {
@@ -37,4 +39,11 @@ pub const CommonPaths = struct {
     pub fn get_zigvm_root() []const u8 {
         return zigvm_root_path;
     }
+
+    pub fn clone(self: *Self) void {
+        self.overrides.close();
+        self.download_dir.close();
+        self.install_dir.close();
+        self.zigvm_root.close();
+    }
 };