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authorPierre Krieger <pierre.krieger1708@gmail.com>2014-08-07 18:05:18 +0200
committerPierre Krieger <pierre.krieger1708@gmail.com>2014-08-07 18:05:18 +0200
commitcbf07d3190b8ce07b3f6ec08335677240779218e (patch)
treed5d8a1a179d5ccdbdc3736ec6476b3fe2d2c92d3 /src/x11
parentd3e3590b84502c0d18228d40d2676cea2247bd02 (diff)
downloadglutin-cbf07d3190b8ce07b3f6ec08335677240779218e.tar.gz
glutin-cbf07d3190b8ce07b3f6ec08335677240779218e.zip
Add some error detection
Diffstat (limited to 'src/x11')
-rw-r--r--src/x11/mod.rs8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/x11/mod.rs b/src/x11/mod.rs
index 9103ea2..4088f29 100644
--- a/src/x11/mod.rs
+++ b/src/x11/mod.rs
@@ -144,7 +144,13 @@ impl Window {
// creating the dummy context
let dummy_context =
ffi::glXCreateContext(display, &visual_infos, ptr::null(), 1);
- ffi::glXMakeCurrent(display, window, dummy_context);
+ if dummy_context.is_null() {
+ return Err(format!("glXCreateContext failed"));
+ }
+
+ if ffi::glXMakeCurrent(display, window, dummy_context) == 0 {
+ return Err(format!("glXMakeCurrent with dummy context failed"));
+ }
// getting the pointer
let fn_ptr = {