change labels from global to local in functions, align function calls in stack

srcs/ft_read.s

@@ -7,13 +7,15 @@ ft_read:
 	syscall
 
 	cmp rax, 0 ; if return is < 0, it's an error in negative
-	jge success
+	jge .success
 
 	neg rax ; inv errno, and set errno
 	mov edi, eax
+	sub rsp, 8
 	call __errno_location wrt ..plt
+	add rsp, 8
 	mov [rax], edi
 	mov rax, -1
 
-success:
+.success:
 	ret