--- src/utils/serviceutils.h.orig	2024-08-05 16:52:34 UTC
+++ src/utils/serviceutils.h
@@ -9,6 +9,10 @@
 
 #pragma once
 
+#if defined(__FreeBSD__)
+#include <limits.h>
+#include <sys/sysctl.h>
+#endif
 // cmake stuff
 #include "config-kwin.h"
 // kwin
@@ -19,7 +23,6 @@
 #include <QProcess>
 // KF
 #include <KApplicationTrader>
-
 namespace KWin
 {
 
@@ -66,8 +69,17 @@ static inline QStringList fetchRestrictedDBusInterface
 
 static inline QStringList fetchRestrictedDBusInterfacesFromPid(const uint pid)
 {
+#ifdef __FreeBSD__
+static int pathname[] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 };
+    pathname[3] = pid;
+    size_t path_size = PATH_MAX;
+    char *executablePath =(char*)malloc( path_size );
+    sysctl( pathname, sizeof(pathname)/sizeof(pathname[0]), executablePath, &path_size, NULL, 0 );
+#else
     const auto executablePath = QFileInfo(QStringLiteral("/proc/%1/exe").arg(pid)).symLinkTarget();
+#endif
     return fetchProcessServiceField(executablePath, s_dbusRestrictedInterfaceName);
+
 }
 
 } // namespace