cmdutils: remove the current working directory from the DLL search path on win32

Reviewed-by: Matt Oliver <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit 3bf142c77337814458ed8e036796934032d9837f)
Signed-off-by: Michael Niedermayer <[email protected]>

1 files changed, 9 insertions, 0 deletions

diff --git a/cmdutils.c b/cmdutils.c
index 03a4836207..6960f8c99c 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -107,6 +107,15 @@ static void log_callback_report(void *ptr, int level, const char *fmt, va_list v
     }
 }
 
+void init_dynload(void)
+{
+#ifdef _WIN32
+    /* Calling SetDllDirectory with the empty string (but not NULL) removes the
+     * current working directory from the DLL search path as a security pre-caution. */
+    SetDllDirectory("");
+#endif
+}
+
 static void (*program_exit)(int ret);
 
 void register_exit(void (*cb)(int ret))