From 45342f7c098d0f89726111f99404bc6ac6613609 Mon Sep 17 00:00:00 2001
From: Lucas Faria Mendes <lucas.oliveira1676@etec.sp.gov.br>
Date: Fri, 5 Dec 2025 05:52:03 -0300
Subject: codecrafters submit [skip ci]

---
 src/main.zig | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src')

diff --git a/src/main.zig b/src/main.zig
index cc272ec..560ae60 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -456,4 +456,17 @@ pub fn main() !void {
             break;
         }
     }
+
+    // Save history to HISTFILE on exit
+    if (std.posix.getenv("HISTFILE")) |histfile_path| {
+        const file = std.fs.cwd().createFile(histfile_path, .{}) catch null;
+        if (file) |f| {
+            defer f.close();
+
+            for (history.items) |cmd| {
+                _ = f.writeAll(cmd) catch {};
+                _ = f.writeAll("\n") catch {};
+            }
+        }
+    }
 }
-- 
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