Merge branch 'sverker/add-since-doc/OTP-15460' into maint

* sverker/add-since-doc/OTP-15460:
  Fill in since for multi-clause functions in erlang.erl
  Fix since attribute for troubled function docs
  Add empty 'since' attribute for old modules and functions
  Add since attribute to dtd
  Add "since" attributes in xml for new functions and modules
  erl_docgen: Generate "since" OTP version in html
  erl_interface: Fix doc for return type 'struct hostent'

1 files changed, 16 insertions, 16 deletions

diff --git a/lib/runtime_tools/doc/src/msacc.xml b/lib/runtime_tools/doc/src/msacc.xml
index 129da3d230..ae089de8d0 100644
--- a/lib/runtime_tools/doc/src/msacc.xml
+++ b/lib/runtime_tools/doc/src/msacc.xml
@@ -31,7 +31,7 @@
     <rev>A</rev>
     <file>msacc.xml</file>
   </header>
-  <module>msacc</module>
+  <module since="OTP 19.0">msacc</module>
   <modulesummary>Convenience functions for microstate accounting</modulesummary>
   <description>
     <p>This module implements some convenience functions for analyzing
@@ -146,7 +146,7 @@ ok
   </datatypes>
   <funcs>
     <func>
-      <name name="available" arity="0"/>
+      <name name="available" arity="0" since="OTP 19.0"/>
       <fsummary>Check if microstate accounting is available</fsummary>
       <desc>
 	<p>This function checks whether microstate accounting
@@ -154,7 +154,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="start" arity="0"/>
+      <name name="start" arity="0" since="OTP 19.0"/>
       <fsummary>Start microstate accounting.</fsummary>
       <desc>
         <p>Start microstate accounting. Returns whether it was
@@ -162,7 +162,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="start" arity="1"/>
+      <name name="start" arity="1" since="OTP 19.0"/>
       <fsummary>Start microstate accounting for a time.</fsummary>
       <desc>
         <p>Resets all counters and then starts microstate accounting
@@ -170,7 +170,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="stop" arity="0"/>
+      <name name="stop" arity="0" since="OTP 19.0"/>
       <fsummary>Stop microstate accounting.</fsummary>
       <desc>
         <p>Stop microstate accounting.
@@ -178,7 +178,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="reset" arity="0"/>
+      <name name="reset" arity="0" since="OTP 19.0"/>
       <fsummary>Reset microstate accounting counters</fsummary>
       <desc>
         <p>Reset microstate accounting counters.
@@ -186,7 +186,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="print" arity="0"/>
+      <name name="print" arity="0" since="OTP 19.0"/>
       <fsummary>Print microstate statistics</fsummary>
       <desc>
         <p>
@@ -199,7 +199,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="print" arity="1"/>
+      <name name="print" arity="1" since="OTP 19.0"/>
       <fsummary>Print microstate statistics</fsummary>
       <desc>
         <p>Print the given microstate statistics values to stdout.
@@ -211,7 +211,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="print" arity="2"/>
+      <name name="print" arity="2" since="OTP 19.0"/>
       <fsummary>Print microstate statistics</fsummary>
       <desc>
         <p>Print the given microstate statistics values to standard out.
@@ -234,7 +234,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="print" arity="3"/>
+      <name name="print" arity="3" since="OTP 19.0"/>
       <fsummary>Print microstate statistics</fsummary>
       <desc>
         <p>Print the given microstate statistics values to the given file
@@ -243,7 +243,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="stats" arity="0"/>
+      <name name="stats" arity="0" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Returns a runtime system independent version of the microstate
@@ -254,7 +254,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="stats" arity="2" clause_i="1"/>
+      <name name="stats" arity="2" clause_i="1" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Returns the system time for the given microstate statistics values.
@@ -269,7 +269,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="stats" arity="2" clause_i="2"/>
+      <name name="stats" arity="2" clause_i="2" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Returns fractions of real-time or run-time spent in the various
@@ -277,7 +277,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="stats" arity="2" clause_i="3"/>
+      <name name="stats" arity="2" clause_i="3" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Returns a list of microstate statistics values where the values
@@ -285,7 +285,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="to_file" arity="1"/>
+      <name name="to_file" arity="1" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Dumps the current microstate statistics counters to a file that can
@@ -294,7 +294,7 @@ ok
       </desc>
     </func>
     <func>
-      <name name="from_file" arity="1"/>
+      <name name="from_file" arity="1" since="OTP 19.0"/>
       <fsummary></fsummary>
       <desc>
         <p>Read a file dump produced by <seealso marker="#to_file/1">