From 1bc59d68f5d22650fa18aa064ed8e50fc9a6a216 Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Sun, 2 Nov 2014 19:49:55 +0300
Subject: Expose NIF version

This patch allows checking for NIF API version in a way similar to
driver version. E.g. by calling erlang:system_info(nif_version).

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
---
 erts/doc/src/erlang.xml | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'erts/doc')

diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 111756407f..483d81cfb6 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -6144,6 +6144,11 @@ ok
               <seealso marker="#system_info_multi_scheduling">erlang:system_info(multi_scheduling)</seealso>, and
               <seealso marker="#system_info_schedulers">erlang:system_info(schedulers)</seealso>.</p>
           </item>
+          <tag><c>nif_version</c></tag>
+          <item>
+            <p>Returns a string containing the erlang NIF version
+              used by the runtime system. It will be on the form "&lt;major ver&gt;.&lt;minor ver&gt;".</p>
+          </item>
           <tag><marker id="system_info_otp_release"><c>otp_release</c></marker></tag>
           <item>
             <p>Returns a string containing the OTP release number of the
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