From 5369c3aa44ef901f92c17a63443d4f77bff15ebe Mon Sep 17 00:00:00 2001
From: Randall Winkhart <idgr@tutanota.com>
Date: Fri, 4 Apr 2025 21:59:46 -0400
Subject: [PATCH] Fix pidToPath on FreeBSD

---
 daemon/2server.go        | 2 +-
 daemon/2serverFreeBSD.go | 5 +++++
 daemon/2serverLinux.go   | 5 +++++
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 daemon/2serverFreeBSD.go
 create mode 100644 daemon/2serverLinux.go

diff --git a/daemon/2server.go b/daemon/2server.go
index dd54b4d..042e1e4 100644
--- a/daemon/2server.go
+++ b/daemon/2server.go
@@ -99,7 +99,7 @@ func handleConn(conn net.Conn) {
 
 // pidToPath returns the path of the executable that has the given PID.
 func pidToPath(pid int) string {
-	path, _ := os.Readlink(fmt.Sprintf("/proc/%d/exe", pid))
+	path, _ := os.Readlink(fmt.Sprintf("/proc/%d/"+pidPathFile, pid))
 	return path
 }
 
diff --git a/daemon/2serverFreeBSD.go b/daemon/2serverFreeBSD.go
new file mode 100644
index 0000000..0094621
--- /dev/null
+++ b/daemon/2serverFreeBSD.go
@@ -0,0 +1,5 @@
+//go:build freebsd
+
+package daemon
+
+const pidPathFile = "file"
diff --git a/daemon/2serverLinux.go b/daemon/2serverLinux.go
new file mode 100644
index 0000000..718d068
--- /dev/null
+++ b/daemon/2serverLinux.go
@@ -0,0 +1,5 @@
+//go:build linux
+
+package daemon
+
+const pidPathFile = "exe"