From edff33b0b328ae7906ec8d2f54d3cc5fc7d09397 Mon Sep 17 00:00:00 2001
From: mykola2312 <49044616+mykola2312@users.noreply.github.com>
Date: Mon, 25 Nov 2024 15:18:49 +0200
Subject: [PATCH] implement freebsd libproc query, BUT it's reading wrong
 values

---
 proc_freebsd.go               | 37 +++++++++++++++++++++++++++++++++++
 linux_test.go => proc_test.go |  8 ++++----
 2 files changed, 41 insertions(+), 4 deletions(-)
 create mode 100644 proc_freebsd.go
 rename linux_test.go => proc_test.go (64%)

diff --git a/proc_freebsd.go b/proc_freebsd.go
new file mode 100644
index 0000000..11cbaa0
--- /dev/null
+++ b/proc_freebsd.go
@@ -0,0 +1,37 @@
+//go:build freebsd
+
+package proc
+
+/*
+#cgo LDFLAGS: -lproc
+#include <libproc.h>
+
+static int libproc_state(int pid) {
+	int ret;
+	struct proc_handle* proc;
+
+	ret = proc_attach((pid_t)pid, PATTACH_RDONLY | PATTACH_NOSTOP, &proc);
+	if (ret) return -ret;
+
+	ret = proc_state(proc);
+	proc_detach(proc, 0);
+	proc_free(proc);
+
+	return ret;
+}
+*/
+import "C"
+import (
+	"errors"
+	"fmt"
+)
+
+func queryInternal(pid int) (ProcState, error) {
+	var ret C.int
+	ret = C.libproc_state((C.int)(pid))
+	if ret < 0 {
+		return 0, errors.New(fmt.Sprintf("libproc: %d", (int)(-ret)))
+	}
+
+	return (ProcState)(ret), nil
+}
diff --git a/linux_test.go b/proc_test.go
similarity index 64%
rename from linux_test.go
rename to proc_test.go
index d91eb73..311e12a 100644
--- a/linux_test.go
+++ b/proc_test.go
@@ -1,11 +1,11 @@
-//go:build linux
-
 package proc
 
-import "testing"
+import (
+	"testing"
+)
 
 func TestQuery(t *testing.T) {
 	if _, err := Query(1); err != nil {
-		t.Failed()
+		t.Fail()
 	}
 }