From 7cedccf19a4a653b3e591928dc7b3d0e7d1ec50a Mon Sep 17 00:00:00 2001
From: Tomas Orsava <torsava@redhat.com>
Date: Fri, 16 Sep 2016 17:58:35 +0200
Subject: [PATCH] Updated the buildtime check for the getrandom syscall

to the one from Python version 3.5.2
---
 configure    | 6 ++++--
 configure.ac | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/configure b/configure
index 3a46658..f7f3717 100755
--- a/configure
+++ b/configure
@@ -16111,13 +16111,15 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 
+    #include <unistd.h>
     #include <sys/syscall.h>
+    #include <linux/random.h>
 
     int main() {
         char buffer[1];
         const size_t buflen = sizeof(buffer);
-        const int flags = 0;
-        /* ignore the result, Python checks for ENOSYS at runtime */
+        const int flags = GRND_NONBLOCK;
+        /* ignore the result, Python checks for ENOSYS and EAGAIN at runtime */
         (void)syscall(SYS_getrandom, buffer, buflen, flags);
         return 0;
     }
diff --git a/configure.ac b/configure.ac
index 05e067e..526688c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5168,13 +5168,15 @@ AC_MSG_CHECKING(for the Linux getrandom() syscall)
 AC_LINK_IFELSE(
 [
   AC_LANG_SOURCE([[
+    #include <unistd.h>
     #include <sys/syscall.h>
+    #include <linux/random.h>
 
     int main() {
         char buffer[1];
         const size_t buflen = sizeof(buffer);
-        const int flags = 0;
-        /* ignore the result, Python checks for ENOSYS at runtime */
+        const int flags = GRND_NONBLOCK;
+        /* ignore the result, Python checks for ENOSYS and EAGAIN at runtime */
         (void)syscall(SYS_getrandom, buffer, buflen, flags);
         return 0;
     }
-- 
2.9.0