From 0edcd7f4a8612ef3a6e8683e5e94f2e152f70c5e Mon Sep 17 00:00:00 2001
From: Chris Cromer <chris@cromer.cl>
Date: Sat, 8 Dec 2018 23:27:50 -0300
Subject: [PATCH] check for minimum of 2 points

---
 src/read_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/read_file.c b/src/read_file.c
index 3adf7d1..770db42 100644
--- a/src/read_file.c
+++ b/src/read_file.c
@@ -250,7 +250,7 @@ int read_file(char *filename, point_t **points, unsigned int *n) {
 		buffer = NULL;
 		size = 0;
 	}
-	if (j < *n) {
+	if (j < *n || *n < 2) {
 		fprintf(stderr, "Error: No hay suficiente puntos!\n");
 		return 9;
 	}