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-rw-r--r--libX11/src/XlibInt.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/libX11/src/XlibInt.c b/libX11/src/XlibInt.c
index edba13dc1..bd34bbeff 100644
--- a/libX11/src/XlibInt.c
+++ b/libX11/src/XlibInt.c
@@ -1975,6 +1975,37 @@ Screen *_XScreenOfWindow(Display *dpy, Window w)
}
+/*
+ * WARNING: This implementation's pre-conditions and post-conditions
+ * must remain compatible with the old macro-based implementations of
+ * GetReq, GetReqExtra, GetResReq, and GetEmptyReq. The portions of the
+ * Display structure affected by those macros are part of libX11's
+ * ABI.
+ */
+void *_XGetRequest(Display *dpy, CARD8 type, size_t len)
+{
+ xReq *req;
+
+ WORD64ALIGN
+
+ if (dpy->bufptr + len > dpy->bufmax)
+ _XFlush(dpy);
+
+ if (len % 4)
+ fprintf(stderr,
+ "Xlib: request %d length %zd not a multiple of 4.\n",
+ type, len);
+
+ dpy->last_req = dpy->bufptr;
+
+ req = (xReq*)dpy->bufptr;
+ req->reqType = type;
+ req->length = len / 4;
+ dpy->bufptr += len;
+ dpy->request++;
+ return req;
+}
+
#if defined(WIN32)
/*