fix return value for glCheckFramebufferStatus

1 files changed, 9 insertions, 3 deletions

diff --git a/src/library_gl.js b/src/library_gl.js
index 6c39e11d..7c5cca0b 100644
--- a/src/library_gl.js
+++ b/src/library_gl.js
@@ -844,9 +844,9 @@ var LibraryGL = {
   }
 };
 
-// Simple pass-through functions
+// Simple pass-through functions. Starred ones have return values.
 [[0, 'shadeModel fogi fogfv getError finish flush'],
- [1, 'clearDepth depthFunc enable disable frontFace cullFace clear enableVertexAttribArray disableVertexAttribArray lineWidth clearStencil depthMask stencilMask stencilMaskSeparate checkFramebufferStatus generateMipmap activeTexture blendEquation'],
+ [1, 'clearDepth depthFunc enable disable frontFace cullFace clear enableVertexAttribArray disableVertexAttribArray lineWidth clearStencil depthMask stencilMask stencilMaskSeparate checkFramebufferStatus* generateMipmap activeTexture blendEquation'],
  [2, 'pixelStorei blendFunc blendEquationSeparate'],
  [3, 'texParameteri texParameterf drawArrays vertexAttrib2f'],
  [4, 'viewport clearColor scissor vertexAttrib3f colorMask drawElements renderbufferStorage blendFuncSeparate'],
@@ -856,8 +856,14 @@ var LibraryGL = {
   var num = data[0];
   var names = data[1];
   var args = range(num).map(function(i) { return 'x' + i }).join(', ');
-  var stub = '(function(' + args + ') { ' + (num > 0 ? 'Module.ctx.NAME(' + args + ')' : '') + ' })';
+  var plainStub = '(function(' + args + ') { ' + (num > 0 ? 'Module.ctx.NAME(' + args + ')' : '') + ' })';
+  var returnStub = '(function(' + args + ') { ' + (num > 0 ? 'return Module.ctx.NAME(' + args + ')' : '') + ' })';
   names.split(' ').forEach(function(name_) {
+    var stub = plainStub;
+    if (name_[name_.length-1] == '*') {
+      name_ = name_.substr(0, name_.length-1);
+      stub = returnStub;
+    }
     var cName = 'gl' + name_[0].toUpperCase() + name_.substr(1);
     assert(!(cName in LibraryGL), "Cannot reimplement the existing function " + cName);
     LibraryGL[cName] = eval(stub.replace('NAME', name_));