Paul Gofman : secur32: Prevent gnutls from using system priority file.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c654839178b417c099d7723efb3aba0ca73a2919
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=c654839178b417c099d7723ef...

Author: Paul Gofman <pgofman(a)codeweavers.com>
Date:   Wed Nov 11 19:01:33 2020 +0300

secur32: Prevent gnutls from using system priority file.

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

---

 dlls/secur32/schannel_gnutls.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/dlls/secur32/schannel_gnutls.c b/dlls/secur32/schannel_gnutls.c
index c4a36a899a0..784c1ffe6e8 100644
--- a/dlls/secur32/schannel_gnutls.c
+++ b/dlls/secur32/schannel_gnutls.c
@@ -977,8 +977,19 @@ static void schan_gnutls_log(int level, const char *msg)
 
 BOOL schan_imp_init(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);
+    }
+
     libgnutls_handle = dlopen(SONAME_LIBGNUTLS, RTLD_NOW);
     if (!libgnutls_handle)
     {