Paul Gofman : crypt32: Prevent gnutls from using system priority file.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 11d09da60f2eb0db690cf477a0c2238b1bd9d22c
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=11d09da60f2eb0db690cf477a0c2238b1bd9d22c

Author: Paul Gofman <pgofman at codeweavers.com>
Date:   Wed Nov 11 19:01:32 2020 +0300

crypt32: Prevent gnutls from using system priority file.

Signed-off-by: Paul Gofman <pgofman at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/crypt32/unixlib.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/dlls/crypt32/unixlib.c b/dlls/crypt32/unixlib.c
index 47be5691005..035f2d936bb 100644
--- a/dlls/crypt32/unixlib.c
+++ b/dlls/crypt32/unixlib.c
@@ -86,8 +86,19 @@ static void gnutls_log( int level, const char *msg )
 
 BOOL gnutls_initialize(void)
 {
+    const char *env_str;
     int ret;
 
+    if ((env_str = getenv("GNUTLS_SYSTEM_PRIORITY_FILE")))
+    {
+        WARN("GNUTLS_SYSTEM_PRIORITY_FILE is %s.\n", debugstr_a(env_str));
+    }
+    else
+    {
+        WARN("Setting GNUTLS_SYSTEM_PRIORITY_FILE to \"/dev/null\".\n");
+        setenv("GNUTLS_SYSTEM_PRIORITY_FILE", "/dev/null", 0);
+    }
+
     if (!(libgnutls_handle = dlopen( SONAME_LIBGNUTLS, RTLD_NOW )))
     {
         ERR_(winediag)( "failed to load libgnutls, no support for pfx import/export\n" );