From dd3e7f8a2f5103e308d157ed409b3d9411fd37bc Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Fri, 31 May 2019 00:41:44 -0700
Subject: [PATCH] README.webp_js: update Emscripten.cmake note

recent versions of the sdk don't set the EMSCRIPTEN environment
variable; provide a workaround.

Change-Id: I1c4991cda0261a51201d27723eb69f48422c47a0
---
 README.webp_js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.webp_js b/README.webp_js
index 2805354d..e78360c1 100644
--- a/README.webp_js
+++ b/README.webp_js
@@ -17,6 +17,10 @@ using Emscripten and CMake.
 
  - make sure the file $EMSCRIPTEN/cmake/Modules/Platform/Emscripten.cmake is
    accessible. This is the toolchain file used by CMake to invoke Emscripten.
+   If $EMSCRIPTEN is unset search for Emscripten.cmake under $EMSDK and set
+   $EMSCRIPTEN accordingly, for example:
+   unix-like environments: export EMSCRIPTEN=$EMSDK/fastcomp/emscripten
+   windows: set EMSCRIPTEN=%EMSDK%\fastcomp\emscripten
 
  - configure the project 'WEBP_JS' with CMake using: