Adding upstream version 2.52.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

internal/gopsutil/process/process_darwin_cgo.go

@@ -0,0 +1,30 @@
+//go:build darwin && cgo
+
+package process
+
+// #include <stdlib.h>
+// #include <libproc.h>
+import "C"
+
+import (
+	"context"
+	"fmt"
+	"unsafe"
+)
+
+func (p *Process) ExeWithContext(ctx context.Context) (string, error) {
+	var c C.char // need a var for unsafe.Sizeof need a var
+	const bufsize = C.PROC_PIDPATHINFO_MAXSIZE * unsafe.Sizeof(c)
+	buffer := (*C.char)(C.malloc(C.size_t(bufsize)))
+	defer C.free(unsafe.Pointer(buffer))
+
+	ret, err := C.proc_pidpath(C.int(p.Pid), unsafe.Pointer(buffer), C.uint32_t(bufsize))
+	if err != nil {
+		return "", err
+	}
+	if ret <= 0 {
+		return "", fmt.Errorf("unknown error: proc_pidpath returned %d", ret)
+	}
+
+	return C.GoString(buffer), nil
+}