From 009747ae6f596ec4078aaf68190dc877c3c58bca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karl-Einar=20Bergstr=C3=B8m?= <karl-einarb@outlook.com>
Date: Wed, 14 Oct 2026 13:37:07 +0200
Subject: [PATCH] fix: lazysecrets starts from fzf's become, on a non-blocking
 terminal

---
 cmd/lazysecrets/main.go        |  1 +
 cmd/lazysecrets/stdin_other.go |  5 +++++
 cmd/lazysecrets/stdin_unix.go  | 20 ++++++++++++++++++++
 3 files changed, 26 insertions(+)
 create mode 100644 cmd/lazysecrets/stdin_other.go
 create mode 100644 cmd/lazysecrets/stdin_unix.go

diff --git a/cmd/lazysecrets/main.go b/cmd/lazysecrets/main.go
index 32a63f4..256fb45 100644
--- a/cmd/lazysecrets/main.go
+++ b/cmd/lazysecrets/main.go
@@ -436,6 +436,7 @@ Flags:
 		Styles:         &theme,
 		DefaultFg:      defaultFg,
 	})
+	blockingStdin()
 	p = tea.NewProgram(m)
 	final, err := p.Run()
 	if fm, ok := final.(app.Model); ok {
diff --git a/cmd/lazysecrets/stdin_other.go b/cmd/lazysecrets/stdin_other.go
new file mode 100644
index 0000000..f02a344
--- /dev/null
+++ b/cmd/lazysecrets/stdin_other.go
@@ -0,0 +1,5 @@
+//go:build !unix
+
+package main
+
+func blockingStdin() {}
diff --git a/cmd/lazysecrets/stdin_unix.go b/cmd/lazysecrets/stdin_unix.go
new file mode 100644
index 0000000..c7403a3
--- /dev/null
+++ b/cmd/lazysecrets/stdin_unix.go
@@ -0,0 +1,20 @@
+//go:build unix
+
+package main
+
+import (
+	"os"
+	"syscall"
+
+	"golang.org/x/term"
+)
+
+// blockingStdin makes a terminal on stdin blocking again. fzf's become
+// hands on its /dev/tty non-blocking; Go can't poll /dev/tty on macOS,
+// so it reads it directly, and the TUI's first read would fail with
+// EAGAIN ("resource temporarily unavailable").
+func blockingStdin() {
+	if fd := int(os.Stdin.Fd()); term.IsTerminal(fd) {
+		_ = syscall.SetNonblock(fd, false)
+	}
+}