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Detect XShm extension sanely

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The previous way XShm detection worked failed at least for me, and is
not the standard way. We now just use XShmQueryExtension and
XShmQueryVersion.
This commit is contained in:
Alexander Larsson 2010-04-21 11:46:42 +02:00
parent c39f9e4a5b
commit 43a61bb6fe
1 changed files with 4 additions and 6 deletions
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10
client/x11/platform.cpp
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@ -2169,9 +2169,8 @@ void Platform::init()
{
int err, ev;
int threads_enable;
int connection_fd;
socklen_t sock_len;
struct sockaddr sock_addr;
int major, minor;
Bool pixmaps;
DBG(0, "");
@ -2184,9 +2183,8 @@ void Platform::init()
THROW("open X display failed");
}
connection_fd = ConnectionNumber(x_display);
if (!getsockname(connection_fd, &sock_addr, &sock_len) &&
XShmQueryExtension(x_display) && sock_addr.sa_family == AF_UNIX ) {
if (XShmQueryExtension (x_display) &&
XShmQueryVersion (x_display, &major, &minor, &pixmaps)) {
x_shm_avail = true;
}