From 177aa7b7d956619f7200c73fdc226f9360ba4394 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Sun, 27 Sep 2015 21:37:48 +0200
Subject: [PATCH] modules: support ANGLE in FindOpenGLES2/3 and FindEGL CMake
 modules.

It has lib prefix even on Windows, making it unfindable for CMake.
---
 modules/FindEGL.cmake       | 4 +++-
 modules/FindOpenGLES2.cmake | 1 +
 modules/FindOpenGLES3.cmake | 4 +++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/modules/FindEGL.cmake b/modules/FindEGL.cmake
index 65f776a48..6f8c99916 100644
--- a/modules/FindEGL.cmake
+++ b/modules/FindEGL.cmake
@@ -33,7 +33,9 @@
 #
 
 # Library
-find_library(EGL_LIBRARY EGL)
+find_library(EGL_LIBRARY NAMES
+    EGL
+    libEGL) # ANGLE (CMake doesn't search for lib prefix on Windows)
 
 # Include dir
 find_path(EGL_INCLUDE_DIR
diff --git a/modules/FindOpenGLES2.cmake b/modules/FindOpenGLES2.cmake
index 103268be9..179a53742 100644
--- a/modules/FindOpenGLES2.cmake
+++ b/modules/FindOpenGLES2.cmake
@@ -37,6 +37,7 @@
 if(NOT CORRADE_TARGET_EMSCRIPTEN)
     find_library(OPENGLES2_LIBRARY NAMES
         GLESv2
+        libGLESv2 # ANGLE (CMake doesn't search for lib prefix on Windows)
         ppapi_gles2) # NaCl
     set(OPENGLES2_LIBRARY_NEEDED OPENGLES2_LIBRARY)
 endif()
diff --git a/modules/FindOpenGLES3.cmake b/modules/FindOpenGLES3.cmake
index c7179bcb6..2d07aa5b4 100644
--- a/modules/FindOpenGLES3.cmake
+++ b/modules/FindOpenGLES3.cmake
@@ -40,7 +40,9 @@ if(NOT CORRADE_TARGET_EMSCRIPTEN)
 
         # On some platforms (e.g. desktop emulation with Mesa or NVidia) ES3
         # support is provided in ES2 lib
-        GLESv2)
+        GLESv2
+
+        libGLESv2) # ANGLE (CMake doesn't search for lib prefix on Windows)
     set(OPENGLES3_LIBRARY_NEEDED OPENGLES3_LIBRARY)
 endif()