From 350625683c066a4790f41cb91c8c05ac4fb5dd4f Mon Sep 17 00:00:00 2001
From: Lucas Faria Mendes <lucas.oliveira1676@etec.sp.gov.br>
Date: Fri, 5 Dec 2025 02:55:56 -0300
Subject: codecrafters submit [skip ci]

---
 src/builtins.zig | 8 +++++++-
 src/shell.zig    | 5 +++++
 2 files changed, 12 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/builtins.zig b/src/builtins.zig
index c989a35..ea34f19 100644
--- a/src/builtins.zig
+++ b/src/builtins.zig
@@ -1,7 +1,7 @@
 const std = @import("std");
 const path = @import("path.zig");
 
-const BUILTINS = [_][]const u8{ "exit", "echo", "type" };
+const BUILTINS = [_][]const u8{ "exit", "echo", "type", "pwd" };
 
 pub const CommandResult = enum {
     continue_loop,
@@ -27,6 +27,12 @@ pub fn executeEcho(stdout: anytype, args: ?[]const u8) !void {
     }
 }
 
+pub fn executePwd(allocator: std.mem.Allocator, stdout: anytype) !void {
+    const cwd = try std.fs.cwd().realpathAlloc(allocator, ".");
+    defer allocator.free(cwd);
+    try stdout.print("{s}\n", .{cwd});
+}
+
 pub fn executeType(allocator: std.mem.Allocator, stdout: anytype, args: ?[]const u8) !void {
     if (args) |a| {
         if (isBuiltin(a)) {
diff --git a/src/shell.zig b/src/shell.zig
index c5aded1..2494fda 100644
--- a/src/shell.zig
+++ b/src/shell.zig
@@ -17,6 +17,11 @@ pub fn executeCommand(
         return .continue_loop;
     }
 
+    if (std.mem.eql(u8, cmd_name, "pwd")) {
+        try builtins.executePwd(allocator, stdout);
+        return .continue_loop;
+    }
+
     if (std.mem.eql(u8, cmd_name, "type")) {
         try builtins.executeType(allocator, stdout, args);
         return .continue_loop;
-- 
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