From cf25de74601ef1bd6dbd13366d19618001b4e87b Mon Sep 17 00:00:00 2001
From: Donal Hurley <d.hurley@f5.com>
Date: Thu, 9 Mar 2023 11:46:40 +0000
Subject: [PATCH] Add support for getting process exe in FreeBSD

---
 process/process_freebsd.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/process/process_freebsd.go b/process/process_freebsd.go
index 779f8126a..a123ccf9b 100644
--- a/process/process_freebsd.go
+++ b/process/process_freebsd.go
@@ -69,7 +69,13 @@ func (p *Process) CwdWithContext(ctx context.Context) (string, error) {
 }
 
 func (p *Process) ExeWithContext(ctx context.Context) (string, error) {
-	return "", common.ErrNotImplementedError
+	mib := []int32{CTLKern, KernProc, KernProcPathname, p.Pid}
+	buf, _, err := common.CallSyscall(mib)
+	if err != nil {
+		return "", err
+	}
+
+	return strings.Trim(string(buf), "\x00"), nil
 }
 
 func (p *Process) CmdlineWithContext(ctx context.Context) (string, error) {