From 7f0ea955c4ec7465ed6b0a0a8f131511e446c1f5 Mon Sep 17 00:00:00 2001
From: Nikita Ivanov <nikita.vyach.ivanov@gmail.com>
Date: Tue, 24 May 2022 00:36:02 +0500
Subject: [PATCH] Fix: add check for hidden files in get_ext()

---
 ctpv.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/ctpv.c b/ctpv.c
index e4e1506..20ff61b 100644
--- a/ctpv.c
+++ b/ctpv.c
@@ -59,12 +59,15 @@ static const char *get_mimetype(char const *path)
 
 static const char *get_ext(char const *path)
 {
-    const char *dot = strrchr(path, '.');
-    if (!dot)
-        return NULL;
+    const char *base;
 
-    const char *slash = strrchr(path, '/');
-    if (slash && dot < slash)
+    if ((base = strrchr(path, '/')))
+        base += sizeof(*base);
+    else
+        base = path;
+
+    const char *dot = strrchr(path, '.');
+    if (!dot || dot == base)
         return NULL;
 
     return &dot[1];