missing: move rand related definitions to missing_random.h

src/basic/meson.build

@@ -108,6 +108,7 @@ basic_sources = files('''
         missing_mman.h
         missing_network.h
         missing_prctl.h
+        missing_random.h
         missing_resource.h
         missing_securebits.h
         missing_socket.h

src/basic/missing.h

@@ -9,14 +9,6 @@
 #include <stdlib.h>
 #include <sys/syscall.h>
 
-#ifndef GRND_NONBLOCK
-#define GRND_NONBLOCK 0x0001
-#endif
-
-#ifndef GRND_RANDOM
-#define GRND_RANDOM 0x0002
-#endif
-
 #ifndef FS_NOCOW_FL
 #define FS_NOCOW_FL 0x00800000
 #endif
@@ -133,6 +125,7 @@
 #include "missing_mman.h"
 #include "missing_network.h"
 #include "missing_prctl.h"
+#include "missing_random.h"
 #include "missing_resource.h"
 #include "missing_socket.h"
 #include "missing_timerfd.h"

src/basic/missing_random.h

@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+#if USE_SYS_RANDOM_H
+#  include <sys/random.h>
+#else
+#  include <linux/random.h>
+#endif
+
+#ifndef GRND_NONBLOCK
+#define GRND_NONBLOCK 0x0001
+#endif
+
+#ifndef GRND_RANDOM
+#define GRND_RANDOM 0x0002
+#endif