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-rw-r--r--progs/demos/fslight.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/progs/demos/fslight.c b/progs/demos/fslight.c
index 41a13cc9f46..f0d76a4a06f 100644
--- a/progs/demos/fslight.c
+++ b/progs/demos/fslight.c
@@ -583,10 +583,14 @@ ParseOptions(int argc, char *argv[])
int i;
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-fs") == 0) {
- FragProgFile = argv[i+1];
+ FragProgFile = argv[++i];
}
else if (strcmp(argv[i], "-vs") == 0) {
- VertProgFile = argv[i+1];
+ VertProgFile = argv[++i];
+ }
+ else {
+ fprintf(stderr, "unknown option %s\n", argv[i]);
+ break;
}
}
}