progs/trivial: Label program windows with actual program name
Each of these programs previously called itself "First Tri" which was a
little confusing. Could have left one as "First Tri", but the trouble
then is that people would still clone that file & we'd end up with
another thousand first tri apps...
diff --git a/progs/trivial/tri.c b/progs/trivial/tri.c
index d3c6b59..033d6ce 100644
--- a/progs/trivial/tri.c
+++ b/progs/trivial/tri.c
@@ -119,7 +119,7 @@
type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
glutInitDisplayMode(type);
- win = glutCreateWindow("First Tri");
+ win = glutCreateWindow(*argv);
if (!win) {
exit(1);
}