From 5409364cf2e6176e651003bc8c802b2fd16d5aa1 Mon Sep 17 00:00:00 2001
From: cold-brewed <cold-brewed@users.noreply.github.com>
Date: Tue, 18 Oct 2022 10:58:42 -0400
Subject: [PATCH] viso: use stat to check for directory in bin_init

---
 src/cdrom/cdrom_image_backend.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cdrom/cdrom_image_backend.c b/src/cdrom/cdrom_image_backend.c
index 1c5a87821..44c9efa7a 100644
--- a/src/cdrom/cdrom_image_backend.c
+++ b/src/cdrom/cdrom_image_backend.c
@@ -25,6 +25,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h>
 #ifdef _WIN32
 #    include <string.h>
 #else
@@ -131,6 +132,7 @@ static track_file_t *
 bin_init(const char *filename, int *error)
 {
     track_file_t *tf = (track_file_t *) malloc(sizeof(track_file_t));
+    struct stat stats;
 
     if (tf == NULL) {
         *error = 1;
@@ -142,7 +144,11 @@ bin_init(const char *filename, int *error)
     tf->file = plat_fopen64(tf->fn, "rb");
     cdrom_image_backend_log("CDROM: binary_open(%s) = %08lx\n", tf->fn, tf->file);
 
-    *error = (tf->file == NULL);
+    if (stat(tf->fn, &stats) != 0) {
+        /* Use a blank structure if stat failed. */
+        memset(&stats, 0, sizeof(struct stat));
+    }
+    *error = ((tf->file == NULL) || (S_ISDIR(stats.st_mode)));
 
     /* Set the function pointers. */
     if (!*error) {