dri: Also support the loader with libudev.so.0.
As far as I know, this should be safe. If not, we have to decide whether to have variable lookup of the functions, or just drop support for .so.0 (which is a year and a half old it looks like) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74127 Reviewed-by: Matt Turner <mattst88@gmail.com>
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@ -102,6 +102,16 @@ udev_dlopen_handle(void)
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{
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if (!udev_handle) {
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udev_handle = dlopen("libudev.so.1", RTLD_LOCAL | RTLD_LAZY);
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if (!udev_handle) {
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/* libudev.so.1 changed the return types of the two unref functions
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* from voids to pointers. We don't use those return values, and the
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* only ABI I've heard that cares about this kind of change (calling
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* a function with a void * return that actually only returns void)
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* might be ia64.
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*/
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udev_handle = dlopen("libudev.so.0", RTLD_LOCAL | RTLD_LAZY);
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}
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}
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return udev_handle;
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