From 0d31ec658ab6f8aa67d39334f27a75a1340d3cb6 Mon Sep 17 00:00:00 2001
From: Isaac Freund <mail@isaacfreund.com>
Date: Thu, 30 Apr 2026 09:01:21 +0200
Subject: [PATCH] riverctl, rivertile: don't forget to flush()

---
 riverctl/main.zig  | 4 ++++
 rivertile/main.zig | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/riverctl/main.zig b/riverctl/main.zig
index 840fa9f..6435053 100644
--- a/riverctl/main.zig
+++ b/riverctl/main.zig
@@ -89,14 +89,17 @@ fn _main(init: std.process.Init.Minimal) !void {
         .{ .name = "version", .kind = .boolean },
     }).parse(args[1..]) catch {
         try stderr.writeAll(usage);
+        try stderr.flush();
         process.exit(1);
     };
     if (result.flags.h) {
         try stdout.writeAll(usage);
+        try stdout.flush();
         process.exit(0);
     }
     if (result.flags.version) {
         try stdout.writeAll(@import("build_options").version ++ "\n");
+        try stdout.flush();
         process.exit(0);
     }
 
@@ -149,6 +152,7 @@ fn callbackListener(_: *zriver.CommandCallbackV1, event: zriver.CommandCallbackV
             if (mem.orderZ(u8, failure.failure_message, "unknown command") == .eq) {
                 std.log.err("unknown command", .{});
                 stderr.writeAll(usage) catch {};
+                stderr.flush() catch {};
                 process.exit(1);
             }
             fatal("{s}", .{failure.failure_message});
diff --git a/rivertile/main.zig b/rivertile/main.zig
index 31b994a..d665152 100644
--- a/rivertile/main.zig
+++ b/rivertile/main.zig
@@ -332,16 +332,19 @@ pub fn main(init: std.process.Init.Minimal) !void {
         .{ .name = "main-ratio", .kind = .arg },
     }).parse(args[1..]) catch {
         try stderr.writeAll(usage);
+        try stderr.flush();
         process.exit(1);
     };
     if (result.flags.h) {
         try stdout.writeAll(usage);
+        try stdout.flush();
         process.exit(0);
     }
     if (result.args.len != 0) fatalPrintUsage("unknown option '{s}'", .{result.args[0]});
 
     if (result.flags.version) {
         try stdout.writeAll(@import("build_options").version ++ "\n");
+        try stdout.flush();
         process.exit(0);
     }
     if (result.flags.@"view-padding") |raw| {