2 files changed, 6 insertions, 2 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index b6114f2..f08ba63 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,6 +1,6 @@
-bin_PROGRAMS = main
+bin_PROGRAMS = urlg
 
-main_SOURCES = \
+urlg_SOURCES = \
 		cavegen.c \
 		cavegen.h \
 		display.c \
diff --git a/src/main.c b/src/main.c
index 086a093..758fc92 100644
--- a/src/main.c
+++ b/src/main.c
@@ -93,6 +93,10 @@ int main(void)
 
     display_t *disp = display_init();
 
+    if (!disp) {
+        return EXIT_FAILURE;
+    }
+
     // create the map
     struct map map;
     create_cave(&map);