From 4984c8be739dffe4cf9ff3ab905eb3b2ee3ca826 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Wed, 19 Apr 2017 21:20:54 -0400
Subject: [PATCH] meson: detect getrandom in sys/random.h, fall back to
 linux/random.h

This is analogous to commit e84397d95c3da2b9722ff265843ad4a8874643d8.
---
 meson.build | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/meson.build b/meson.build
index 52ef13dee7..df08545159 100644
--- a/meson.build
+++ b/meson.build
@@ -381,7 +381,6 @@ foreach ident : [
                                  #include <fcntl.h>'''],
         ['setns',             '''#define _GNU_SOURCE
                                  #include <sched.h>'''],
-        ['getrandom',         '''#include <sys/random.h>'''],
         ['renameat2',         '''#include <stdio.h>'''],
         ['kcmp',              '''#include <linux/kcmp.h>'''],
         ['keyctl',            '''#include <sys/types.h>
@@ -395,6 +394,14 @@ foreach ident : [
         conf.set10('HAVE_DECL_' + ident[0].to_upper(), have)
 endforeach
 
+if cc.has_function('getrandom', prefix : '''#include <sys/random.h>''')
+        conf.set('USE_SYS_RANDOM_H', 1)
+        conf.set10('HAVE_DECL_GETRANDOM', 1)
+else
+        have = cc.has_function('getrandom', prefix : '''#include <linux/random.h>''')
+        conf.set10('HAVE_DECL_GETRANDOM', have)
+endif
+
 #####################################################################
 
 sed = find_program('sed')