Rémi Bernon : winegstreamer: Ask GStreamer to stop messing with signal handlers.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 02921e4900b5b377a4b4b0cddbb7c2b7419cee9e
URL:    https://gitlab.winehq.org/wine/wine/-/commit/02921e4900b5b377a4b4b0cddbb7c2b...

Author: Rémi Bernon <rbernon(a)codeweavers.com>
Date:   Wed Jan 24 19:29:15 2024 +0100

winegstreamer: Ask GStreamer to stop messing with signal handlers.

---

 dlls/winegstreamer/unixlib.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dlls/winegstreamer/unixlib.c b/dlls/winegstreamer/unixlib.c
index db9d1eb114f..a2ec66e1990 100644
--- a/dlls/winegstreamer/unixlib.c
+++ b/dlls/winegstreamer/unixlib.c
@@ -253,6 +253,13 @@ NTSTATUS wg_init_gstreamer(void *arg)
     char **argv = args;
     GError *err;
 
+    /* GStreamer installs a temporary SEGV handler when it loads plugins
+     * to initialize its registry calling exit(-1) when any fault is caught.
+     * We need to make sure any signal reaches our signal handlers to catch
+     * and handle them, or eventually propagate the exceptions to the user.
+     */
+    gst_segtrap_set_enabled(false);
+
     if (!gst_init_check(&argc, &argv, &err))
     {
         fprintf(stderr, "winegstreamer: failed to initialize GStreamer: %s\n", err->message);