From fbe1411c61a328d969c1855ef6ac5b44ce0b0fc9 Mon Sep 17 00:00:00 2001
From: Ana <l19120367@morelia.tecnm.mx>
Date: Thu, 24 Sep 2026 09:08:20 -0600
Subject: [PATCH] error catcher tested

---
 main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/main.c b/main.c
index 2d5b000..42acce4 100644
--- a/main.c
+++ b/main.c
@@ -6,6 +6,12 @@ int main(int argc, char *argv[]){
 	int fd; 
 	// export
 	fd = open("/sys/class/gpio/chip0/export", O_WRONLY);
+    if(fd<0)
+	{
+		perror("Error opening the GPIO export path");
+        return -1;
+	}
+
 	write(fd,"17",2);
 	close(fd);