docs

Author: juj

docs/emcc.txt

@@ -321,6 +321,8 @@ Options that are modified or new in *emcc* are listed below:
 
 "--post-js <file>"
    [link] Like "--pre-js", but emits a file *after* the emitted code.
+   In addition to being located after the emitted JS library code,
+   --post-js code will also execute only after main() has run.
 
 "--extern-pre-js <file>"
    [link] Specify a file whose contents are prepended to the

site/source/docs/tools_reference/emcc.rst

@@ -305,9 +305,9 @@ Options that are modified or new in *emcc* are listed below:
 
 ``--post-js <file>``
   [link]
-  Like ``--pre-js``, but emits a file *after* the emitted code. In addition to
-  this code being located after the emitted JS library code, this code will also
-  be executed after main() has run.
+  Like "--pre-js", but emits a file *after* the emitted code. In addition to
+  being located after the emitted JS library code, --post-js code will also
+  execute only after main() has run.
 
 ``--extern-pre-js <file>``
   [link]