more robust failure logic

git-svn-id: svn://anubis/gvsu@317 45c1a28c-8058-47b2-ae61-ca45b979098e
2008-12-06 20:20:35 +00:00 · 2008-12-06 20:20:35 +00:00 · 226c88774d
commit 226c88774d
parent 3937191f37
1 changed files with 3 additions and 1 deletions
--- a/cs677/final/mpi-fractals.cc
+++ b/cs677/final/mpi-fractals.cc
@ -31,7 +31,9 @@ int main(int argc, char * argv[])

    if (my_rank == 0)
    {
-        createWindow(width, height, &screen, &pixels);
+        bool window_success = createWindow(width, height, &screen, &pixels);
+        if (!window_success)
+            return -1;

        for (int y = 0; y < height; y++)
        {