Convert nx-X11/lib/ build flow from imake to autotools.

1 files changed, 1361 insertions, 0 deletions

diff --git a/nx-X11/lib/include/X11/Xlibint.h b/nx-X11/lib/include/X11/Xlibint.h
new file mode 100644
index 000000000..b325182e3
--- /dev/null
+++ b/nx-X11/lib/include/X11/Xlibint.h
@@ -0,0 +1,1361 @@
+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com)          */
+/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de>  */
+/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
+/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de>                */
+/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de>                 */
+/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com)           */
+/*                                                                        */
+/* nx-X11, NX protocol compression and NX extensions to this software     */
+/* are copyright of the aforementioned persons and companies.             */
+/*                                                                        */
+/* Redistribution and use of the present software is allowed according    */
+/* to terms specified in the file LICENSE which comes in the source       */
+/* distribution.                                                          */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/* NOTE: This software has received contributions from various other      */
+/* contributors, only the core maintainers and supporters are listed as   */
+/* copyright holders. Please contact us, if you feel you should be listed */
+/* as copyright holder, as well.                                          */
+/*                                                                        */
+/**************************************************************************/
+
+/*
+
+Copyright 1984, 1985, 1987, 1989, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+#if !defined(_X11_XLIBINT_H_) && !defined(_XLIBINT_H_)
+#define _X11_XLIBINT_H_
+#define _XLIBINT_H_
+
+/*
+ *	Xlibint.h - Header definition and support file for the internal
+ *	support routines used by the C subroutine interface
+ *	library (Xlib) to the X Window System.
+ *
+ *	Warning, there be dragons here....
+ */
+
+#include <nx-X11/Xlib.h>
+#include <nx-X11/Xproto.h>		/* to declare xEvent */
+#include <nx-X11/XlibConf.h>	/* for configured options like XTHREADS */
+
+/* The Xlib structs are full of implicit padding to properly align members.
+   We can't clean that up without breaking ABI, so tell clang not to bother
+   complaining about it. */
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wpadded"
+#endif
+
+#ifdef NX_TRANS_SOCKET
+
+#include <nx/NXvars.h>
+
+#define _XGetIOError(dpy) \
+    (dpy -> flags & XlibDisplayIOError)
+
+#endif
+
+#ifdef WIN32
+#define _XFlush _XFlushIt
+#endif
+
+struct _XGC
+{
+    XExtData *ext_data;	/* hook for extension to hang data */
+    GContext gid;	/* protocol ID for graphics context */
+    Bool rects;		/* boolean: TRUE if clipmask is list of rectangles */
+    Bool dashes;	/* boolean: TRUE if dash-list is really a list */
+    unsigned long dirty;/* cache dirty bits */
+    XGCValues values;	/* shadow structure of values */
+};
+
+struct _XDisplay
+{
+	XExtData *ext_data;	/* hook for extension to hang data */
+	struct _XFreeFuncs *free_funcs; /* internal free functions */
+	int fd;			/* Network socket. */
+	int conn_checker;         /* ugly thing used by _XEventsQueued */
+	int proto_major_version;/* maj. version of server's X protocol */
+	int proto_minor_version;/* minor version of server's X protocol */
+	char *vendor;		/* vendor of the server hardware */
+        XID resource_base;	/* resource ID base */
+	XID resource_mask;	/* resource ID mask bits */
+	XID resource_id;	/* allocator current ID */
+	int resource_shift;	/* allocator shift to correct bits */
+	XID (*resource_alloc)(	/* allocator function */
+		struct _XDisplay*
+		);
+	int byte_order;		/* screen byte order, LSBFirst, MSBFirst */
+	int bitmap_unit;	/* padding and data requirements */
+	int bitmap_pad;		/* padding requirements on bitmaps */
+	int bitmap_bit_order;	/* LeastSignificant or MostSignificant */
+	int nformats;		/* number of pixmap formats in list */
+	ScreenFormat *pixmap_format;	/* pixmap format list */
+	int vnumber;		/* Xlib's X protocol version number. */
+	int release;		/* release of the server */
+	struct _XSQEvent *head, *tail;	/* Input event queue. */
+	int qlen;		/* Length of input event queue */
+	unsigned long last_request_read; /* seq number of last event read */
+	unsigned long request;	/* sequence number of last request. */
+	char *last_req;		/* beginning of last request, or dummy */
+	char *buffer;		/* Output buffer starting address. */
+	char *bufptr;		/* Output buffer index pointer. */
+	char *bufmax;		/* Output buffer maximum+1 address. */
+	unsigned max_request_size; /* maximum number 32 bit words in request*/
+	struct _XrmHashBucketRec *db;
+	int (*synchandler)(	/* Synchronization handler */
+		struct _XDisplay*
+		);
+	char *display_name;	/* "host:display" string used on this connect*/
+	int default_screen;	/* default screen for operations */
+	int nscreens;		/* number of screens on this server*/
+	Screen *screens;	/* pointer to list of screens */
+	unsigned long motion_buffer;	/* size of motion buffer */
+	volatile unsigned long flags;	   /* internal connection flags */
+	int min_keycode;	/* minimum defined keycode */
+	int max_keycode;	/* maximum defined keycode */
+	KeySym *keysyms;	/* This server's keysyms */
+	XModifierKeymap *modifiermap;	/* This server's modifier keymap */
+	int keysyms_per_keycode;/* number of rows */
+	char *xdefaults;	/* contents of defaults from server */
+	char *scratch_buffer;	/* place to hang scratch buffer */
+	unsigned long scratch_length;	/* length of scratch buffer */
+	int ext_number;		/* extension number on this display */
+	struct _XExten *ext_procs; /* extensions initialized on this display */
+	/*
+	 * the following can be fixed size, as the protocol defines how
+	 * much address space is available.
+	 * While this could be done using the extension vector, there
+	 * may be MANY events processed, so a search through the extension
+	 * list to find the right procedure for each event might be
+	 * expensive if many extensions are being used.
+	 */
+	Bool (*event_vec[128])(	/* vector for wire to event */
+		Display *	/* dpy */,
+		XEvent *	/* re */,
+		xEvent *	/* event */
+		);
+	Status (*wire_vec[128])( /* vector for event to wire */
+		Display *	/* dpy */,
+		XEvent *	/* re */,
+		xEvent *	/* event */
+		);
+	KeySym lock_meaning;	   /* for XLookupString */
+	struct _XLockInfo *lock;   /* multi-thread state, display lock */
+	struct _XInternalAsync *async_handlers; /* for internal async */
+	unsigned long bigreq_size; /* max size of big requests */
+	struct _XLockPtrs *lock_fns; /* pointers to threads functions */
+	void (*idlist_alloc)(	   /* XID list allocator function */
+		Display *	/* dpy */,
+		XID *		/* ids */,
+		int		/* count */
+		);
+	/* things above this line should not move, for binary compatibility */
+	struct _XKeytrans *key_bindings; /* for XLookupString */
+	Font cursor_font;	   /* for XCreateFontCursor */
+	struct _XDisplayAtoms *atoms; /* for XInternAtom */
+	unsigned int mode_switch;  /* keyboard group modifiers */
+	unsigned int num_lock;  /* keyboard numlock modifiers */
+	struct _XContextDB *context_db; /* context database */
+	Bool (**error_vec)(	/* vector for wire to error */
+		Display     *	/* display */,
+		XErrorEvent *	/* he */,
+		xError      *	/* we */
+		);
+	/*
+	 * Xcms information
+	 */
+	struct {
+	   XPointer defaultCCCs;  /* pointer to an array of default XcmsCCC */
+	   XPointer clientCmaps;  /* pointer to linked list of XcmsCmapRec */
+	   XPointer perVisualIntensityMaps;
+				  /* linked list of XcmsIntensityMap */
+	} cms;
+	struct _XIMFilter *im_filters;
+	struct _XSQEvent *qfree; /* unallocated event queue elements */
+	unsigned long next_event_serial_num; /* inserted into next queue elt */
+	struct _XExten *flushes; /* Flush hooks */
+	struct _XConnectionInfo *im_fd_info; /* _XRegisterInternalConnection */
+	int im_fd_length;	/* number of im_fd_info */
+	struct _XConnWatchInfo *conn_watchers; /* XAddConnectionWatch */
+	int watcher_count;	/* number of conn_watchers */
+	XPointer filedes;	/* struct pollfd cache for _XWaitForReadable */
+	int (*savedsynchandler)( /* user synchandler when Xlib usurps */
+		Display *	/* dpy */
+		);
+	XID resource_max;	/* allocator max ID */
+	int xcmisc_opcode;	/* major opcode for XC-MISC */
+	struct _XkbInfoRec *xkb_info; /* XKB info */
+	struct _XtransConnInfo *trans_conn; /* transport connection object */
+	struct _X11XCBPrivate *xcb; /* XCB glue private data */
+
+	/* Generic event cookie handling */
+	unsigned int next_cookie; /* next event cookie */
+	/* vector for wire to generic event, index is (extension - 128) */
+	Bool (*generic_event_vec[128])(
+		Display *	/* dpy */,
+		XGenericEventCookie *	/* Xlib event */,
+		xEvent *	/* wire event */);
+	/* vector for event copy, index is (extension - 128) */
+	Bool (*generic_event_copy_vec[128])(
+		Display *	/* dpy */,
+		XGenericEventCookie *	/* in */,
+		XGenericEventCookie *   /* out*/);
+	void *cookiejar;  /* cookie events returned but not claimed */
+};
+
+#define XAllocIDs(dpy,ids,n) (*(dpy)->idlist_alloc)(dpy,ids,n)
+
+#ifndef _XEVENT_
+/*
+ * _QEvent datatype for use in input queueing.
+ */
+typedef struct _XSQEvent
+{
+    struct _XSQEvent *next;
+    XEvent event;
+    unsigned long qserial_num;	/* so multi-threaded code can find new ones */
+} _XQEvent;
+#endif
+
+#include <nx-X11/Xproto.h>
+#include <errno.h>
+#define _XBCOPYFUNC _Xbcopy
+#include <nx-X11/Xfuncs.h>
+#include <nx-X11/Xosdefs.h>
+
+/* Utek leaves kernel macros around in include files (bleah) */
+#ifdef dirty
+#undef dirty
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <nx-X11/Xfuncproto.h>
+
+_XFUNCPROTOBEGIN
+
+/*
+ * The following definitions can be used for locking requests in multi-threaded
+ * address spaces.
+ */
+#ifdef XTHREADS
+/* Author: Stephen Gildea, MIT X Consortium
+ *
+ * declarations for C Threads locking
+ */
+
+typedef struct _LockInfoRec *LockInfoPtr;
+
+/* interfaces for locking.c */
+struct _XLockPtrs {
+    /* used by all, including extensions; do not move */
+    void (*lock_display)(
+		Display *dpy
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+		, char *file
+		, int line
+#endif
+	);
+    void (*unlock_display)(
+		Display *dpy
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+		, char *file
+		, int line
+#endif
+	);
+};
+
+#if defined(WIN32) && !defined(_XLIBINT_)
+#define _XCreateMutex_fn (*_XCreateMutex_fn_p)
+#define _XFreeMutex_fn (*_XFreeMutex_fn_p)
+#define _XLockMutex_fn (*_XLockMutex_fn_p)
+#define _XUnlockMutex_fn (*_XUnlockMutex_fn_p)
+#define _Xglobal_lock (*_Xglobal_lock_p)
+#endif
+
+/* in XlibInt.c */
+extern void (*_XCreateMutex_fn)(
+    LockInfoPtr /* lock */
+);
+extern void (*_XFreeMutex_fn)(
+    LockInfoPtr /* lock */
+);
+extern void (*_XLockMutex_fn)(
+    LockInfoPtr	/* lock */
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+    , char * /* file */
+    , int /* line */
+#endif
+);
+extern void (*_XUnlockMutex_fn)(
+    LockInfoPtr	/* lock */
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+    , char * /* file */
+    , int /* line */
+#endif
+);
+
+extern LockInfoPtr _Xglobal_lock;
+
+#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE)
+#define LockDisplay(d)	     if ((d)->lock_fns) (*(d)->lock_fns->lock_display)((d),__FILE__,__LINE__)
+#define UnlockDisplay(d)     if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)((d),__FILE__,__LINE__)
+#define _XLockMutex(lock)		if (_XLockMutex_fn) (*_XLockMutex_fn)(lock,__FILE__,__LINE__)
+#define _XUnlockMutex(lock)	if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock,__FILE__,__LINE__)
+#else
+/* used everywhere, so must be fast if not using threads */
+#define LockDisplay(d)	     if ((d)->lock_fns) (*(d)->lock_fns->lock_display)(d)
+#define UnlockDisplay(d)     if ((d)->lock_fns) (*(d)->lock_fns->unlock_display)(d)
+#define _XLockMutex(lock)		if (_XLockMutex_fn) (*_XLockMutex_fn)(lock)
+#define _XUnlockMutex(lock)	if (_XUnlockMutex_fn) (*_XUnlockMutex_fn)(lock)
+#endif
+#define _XCreateMutex(lock)	if (_XCreateMutex_fn) (*_XCreateMutex_fn)(lock);
+#define _XFreeMutex(lock)	if (_XFreeMutex_fn) (*_XFreeMutex_fn)(lock);
+
+#else /* XTHREADS */
+#define LockDisplay(dis)
+#define _XLockMutex(lock)
+#define _XUnlockMutex(lock)
+#define UnlockDisplay(dis)
+#define _XCreateMutex(lock)
+#define _XFreeMutex(lock)
+#endif
+
+#define Xfree(ptr) free((ptr))
+
+/*
+ * Note that some machines do not return a valid pointer for malloc(0), in
+ * which case we provide an alternate under the control of the
+ * define MALLOC_0_RETURNS_NULL.  This is necessary because some
+ * Xlib code expects malloc(0) to return a valid pointer to storage.
+ */
+#if defined(MALLOC_0_RETURNS_NULL) || defined(__clang_analyzer__)
+
+# define Xmalloc(size) malloc(((size) == 0 ? 1 : (size)))
+# define Xrealloc(ptr, size) realloc((ptr), ((size) == 0 ? 1 : (size)))
+# define Xcalloc(nelem, elsize) calloc(((nelem) == 0 ? 1 : (nelem)), (elsize))
+
+#else
+
+# define Xmalloc(size) malloc((size))
+# define Xrealloc(ptr, size) realloc((ptr), (size))
+# define Xcalloc(nelem, elsize) calloc((nelem), (elsize))
+
+#endif
+
+#include <stddef.h>
+
+#define LOCKED 1
+#define UNLOCKED 0
+
+#ifdef NX_TRANS_SOCKET
+#ifndef BUFSIZE                         /* Output buffer size is configurable  */
+#define BUFSIZE 8192                    /* but this is still used for reading. */
+#endif
+#else
+#ifndef BUFSIZE
+#define BUFSIZE 2048			/* X output buffer size. */
+#endif
+#endif
+#ifndef PTSPERBATCH
+#define PTSPERBATCH 1024		/* point batching */
+#endif
+#ifndef WLNSPERBATCH
+#define WLNSPERBATCH 50			/* wide line batching */
+#endif
+#ifndef ZLNSPERBATCH
+#define ZLNSPERBATCH 1024		/* thin line batching */
+#endif
+#ifndef WRCTSPERBATCH
+#define WRCTSPERBATCH 10		/* wide line rectangle batching */
+#endif
+#ifndef ZRCTSPERBATCH
+#define ZRCTSPERBATCH 256		/* thin line rectangle batching */
+#endif
+#ifndef FRCTSPERBATCH
+#define FRCTSPERBATCH 256		/* filled rectangle batching */
+#endif
+#ifndef FARCSPERBATCH
+#define FARCSPERBATCH 256		/* filled arc batching */
+#endif
+#ifndef CURSORFONT
+#define CURSORFONT "cursor"		/* standard cursor fonts */
+#endif
+
+/*
+ * Display flags
+ */
+#define XlibDisplayIOError	(1L << 0)
+#define XlibDisplayClosing	(1L << 1)
+#define XlibDisplayNoXkb	(1L << 2)
+#define XlibDisplayPrivSync	(1L << 3)
+#define XlibDisplayProcConni	(1L << 4) /* in _XProcessInternalConnection */
+#define XlibDisplayReadEvents	(1L << 5) /* in _XReadEvents */
+#define XlibDisplayReply	(1L << 5) /* in _XReply */
+#define XlibDisplayWriting	(1L << 6) /* in _XFlushInt, _XSend */
+#define XlibDisplayDfltRMDB     (1L << 7) /* mark if RM db from XGetDefault */
+
+/*
+ * X Protocol packetizing macros.
+ */
+
+/* Leftover from CRAY support - was defined empty on all non-Cray systems */
+#define WORD64ALIGN
+
+/**
+ * Return a len-sized request buffer for the request type. This function may
+ * flush the output queue.
+ *
+ * @param dpy The display connection
+ * @param type The request type
+ * @param len Length of the request in bytes
+ *
+ * @returns A pointer to the request buffer with a few default values
+ * initialized.
+ */
+extern void *_XGetRequest(Display *dpy, CARD8 type, size_t len);
+
+/* GetReqSized is the same as GetReq but allows the caller to specify the
+ * size in bytes. 'sz' must be a multiple of 4! */
+
+#define GetReqSized(name, sz, req) \
+	req = (x##name##Req *) _XGetRequest(dpy, X_##name, sz)
+
+/*
+ * GetReq - Get the next available X request packet in the buffer and
+ * return it.
+ *
+ * "name" is the name of the request, e.g. CreatePixmap, OpenFont, etc.
+ * "req" is the name of the request pointer.
+ *
+ */
+
+#define GetReq(name, req) \
+	GetReqSized(name, SIZEOF(x##name##Req), req)
+
+/* GetReqExtra is the same as GetReq, but allocates "n" additional
+   bytes after the request. "n" must be a multiple of 4!  */
+
+#define GetReqExtra(name, n, req) \
+	GetReqSized(name, SIZEOF(x##name##Req) + n, req)
+
+/*
+ * GetResReq is for those requests that have a resource ID
+ * (Window, Pixmap, GContext, etc.) as their single argument.
+ * "rid" is the name of the resource.
+ */
+
+#define GetResReq(name, rid, req) \
+	req = (xResourceReq *) _XGetRequest(dpy, X_##name, SIZEOF(xResourceReq)); \
+	req->id = (rid)
+
+/*
+ * GetEmptyReq is for those requests that have no arguments
+ * at all.
+ */
+#define GetEmptyReq(name, req) \
+	req = (xReq *) _XGetRequest(dpy, X_##name, SIZEOF(xReq))
+
+/*
+ * MakeBigReq sets the CARD16 "req->length" to 0 and inserts a new CARD32
+ * length, after req->length, before the data in the request. The new length
+ * includes the "n" extra 32-bit words.
+ *
+ * Do not use MakeBigReq if there is no data already in the request.
+ * req->length must already be >= 2.
+ */
+#ifdef LONG64
+#define MakeBigReq(req,n) \
+    { \
+    CARD64 _BRdat; \
+    CARD32 _BRlen = req->length - 1; \
+    req->length = 0; \
+    _BRdat = ((CARD32 *)req)[_BRlen]; \
+    memmove(((char *)req) + 8, ((char *)req) + 4, (_BRlen - 1) << 2); \
+    ((CARD32 *)req)[1] = _BRlen + n + 2; \
+    Data32(dpy, &_BRdat, 4); \
+    }
+#else
+#define MakeBigReq(req,n) \
+    { \
+    CARD32 _BRdat; \
+    CARD32 _BRlen = req->length - 1; \
+    req->length = 0; \
+    _BRdat = ((CARD32 *)req)[_BRlen]; \
+    memmove(((char *)req) + 8, ((char *)req) + 4, (_BRlen - 1) << 2); \
+    ((CARD32 *)req)[1] = _BRlen + n + 2; \
+    Data32(dpy, &_BRdat, 4); \
+    }
+#endif
+
+/*
+ * SetReqLen increases the count of 32-bit words in the request by "n",
+ * or by "badlen" if "n" is too large.
+ *
+ * Do not use SetReqLen if "req" does not already have data after the
+ * xReq header. req->length must already be >= 2.
+ */
+#ifndef __clang_analyzer__
+#define SetReqLen(req,n,badlen) \
+    if ((req->length + n) > (unsigned)65535) { \
+	if (dpy->bigreq_size) { \
+	    MakeBigReq(req,n) \
+	} else { \
+	    n = badlen; \
+	    req->length += n; \
+	} \
+    } else \
+	req->length += n
+#else
+#define SetReqLen(req,n,badlen) \
+    req->length += n
+#endif
+
+#define SyncHandle() \
+	if (dpy->synchandler) (*dpy->synchandler)(dpy)
+
+extern void _XFlushGCCache(Display *dpy, GC gc);
+#define FlushGC(dpy, gc) \
+	if ((gc)->dirty) _XFlushGCCache((dpy), (gc))
+/*
+ * Data - Place data in the buffer and pad the end to provide
+ * 32 bit word alignment.  Transmit if the buffer fills.
+ *
+ * "dpy" is a pointer to a Display.
+ * "data" is a pointer to a data buffer.
+ * "len" is the length of the data buffer.
+ */
+#ifndef DataRoutineIsProcedure
+#define Data(dpy, data, len) {\
+	if (dpy->bufptr + (len) <= dpy->bufmax) {\
+		memcpy(dpy->bufptr, data, (int)len);\
+		dpy->bufptr += ((len) + 3) & ~3;\
+	} else\
+		_XSend(dpy, data, len);\
+	}
+#endif /* DataRoutineIsProcedure */
+
+
+/* Allocate bytes from the buffer.  No padding is done, so if
+ * the length is not a multiple of 4, the caller must be
+ * careful to leave the buffer aligned after sending the
+ * current request.
+ *
+ * "type" is the type of the pointer being assigned to.
+ * "ptr" is the pointer being assigned to.
+ * "n" is the number of bytes to allocate.
+ *
+ * Example:
+ *    xTextElt *elt;
+ *    BufAlloc (xTextElt *, elt, nbytes)
+ */
+
+#define BufAlloc(type, ptr, n) \
+    if (dpy->bufptr + (n) > dpy->bufmax) \
+        _XFlush (dpy); \
+    ptr = (type) dpy->bufptr; \
+    memset(ptr, '\0', n); \
+    dpy->bufptr += (n);
+
+#define Data16(dpy, data, len) Data((dpy), (_Xconst char *)(data), (len))
+#define _XRead16Pad(dpy, data, len) _XReadPad((dpy), (char *)(data), (len))
+#define _XRead16(dpy, data, len) _XRead((dpy), (char *)(data), (len))
+#ifdef LONG64
+#define Data32(dpy, data, len) _XData32(dpy, (_Xconst long *)data, len)
+extern int _XData32(
+	     Display *dpy,
+             register _Xconst long *data,
+	     unsigned len
+);
+extern void _XRead32(
+	     Display *dpy,
+	     register long *data,
+	     long len
+);
+#else
+#define Data32(dpy, data, len) Data((dpy), (_Xconst char *)(data), (len))
+#define _XRead32(dpy, data, len) _XRead((dpy), (char *)(data), (len))
+#endif
+
+#define PackData16(dpy,data,len) Data16 (dpy, data, len)
+#define PackData32(dpy,data,len) Data32 (dpy, data, len)
+
+/* Xlib manual is bogus */
+#define PackData(dpy,data,len) PackData16 (dpy, data, len)
+
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+#define max(a,b) (((a) > (b)) ? (a) : (b))
+
+#define CI_NONEXISTCHAR(cs) (((cs)->width == 0) && \
+			     (((cs)->rbearing|(cs)->lbearing| \
+			       (cs)->ascent|(cs)->descent) == 0))
+
+/*
+ * CI_GET_CHAR_INFO_1D - return the charinfo struct for the indicated 8bit
+ * character.  If the character is in the column and exists, then return the
+ * appropriate metrics (note that fonts with common per-character metrics will
+ * return min_bounds).  If none of these hold true, try again with the default
+ * char.
+ */
+#define CI_GET_CHAR_INFO_1D(fs,col,def,cs) \
+{ \
+    cs = def; \
+    if (col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
+	if (fs->per_char == NULL) { \
+	    cs = &fs->min_bounds; \
+	} else { \
+	    cs = &fs->per_char[(col - fs->min_char_or_byte2)]; \
+	    if (CI_NONEXISTCHAR(cs)) cs = def; \
+	} \
+    } \
+}
+
+#define CI_GET_DEFAULT_INFO_1D(fs,cs) \
+  CI_GET_CHAR_INFO_1D (fs, fs->default_char, NULL, cs)
+
+
+
+/*
+ * CI_GET_CHAR_INFO_2D - return the charinfo struct for the indicated row and
+ * column.  This is used for fonts that have more than row zero.
+ */
+#define CI_GET_CHAR_INFO_2D(fs,row,col,def,cs) \
+{ \
+    cs = def; \
+    if (row >= fs->min_byte1 && row <= fs->max_byte1 && \
+	col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
+	if (fs->per_char == NULL) { \
+	    cs = &fs->min_bounds; \
+	} else { \
+	    cs = &fs->per_char[((row - fs->min_byte1) * \
+			        (fs->max_char_or_byte2 - \
+				 fs->min_char_or_byte2 + 1)) + \
+			       (col - fs->min_char_or_byte2)]; \
+	    if (CI_NONEXISTCHAR(cs)) cs = def; \
+        } \
+    } \
+}
+
+#define CI_GET_DEFAULT_INFO_2D(fs,cs) \
+{ \
+    unsigned int r = (fs->default_char >> 8); \
+    unsigned int c = (fs->default_char & 0xff); \
+    CI_GET_CHAR_INFO_2D (fs, r, c, NULL, cs); \
+}
+
+
+/* srcvar must be a variable for large architecture version */
+#define OneDataCard32(dpy,dstaddr,srcvar) \
+  { *(CARD32 *)(dstaddr) = (srcvar); }
+
+
+typedef struct _XInternalAsync {
+    struct _XInternalAsync *next;
+    /*
+     * handler arguments:
+     * rep is the generic reply that caused this handler
+     * to be invoked.  It must also be passed to _XGetAsyncReply.
+     * buf and len are opaque values that must be passed to
+     * _XGetAsyncReply or _XGetAsyncData.
+     * data is the closure stored in this struct.
+     * The handler returns True iff it handled this reply.
+     */
+    Bool (*handler)(
+		    Display*	/* dpy */,
+		    xReply*	/* rep */,
+		    char*	/* buf */,
+		    int		/* len */,
+		    XPointer	/* data */
+		    );
+    XPointer data;
+} _XAsyncHandler;
+
+typedef struct _XAsyncEState {
+    unsigned long min_sequence_number;
+    unsigned long max_sequence_number;
+    unsigned char error_code;
+    unsigned char major_opcode;
+    unsigned short minor_opcode;
+    unsigned char last_error_received;
+    int error_count;
+} _XAsyncErrorState;
+
+extern void _XDeqAsyncHandler(Display *dpy, _XAsyncHandler *handler);
+#define DeqAsyncHandler(dpy,handler) { \
+    if (dpy->async_handlers == (handler)) \
+	dpy->async_handlers = (handler)->next; \
+    else \
+	_XDeqAsyncHandler(dpy, handler); \
+    }
+
+typedef void (*FreeFuncType) (
+    Display*	/* display */
+);
+
+typedef int (*FreeModmapType) (
+    XModifierKeymap*	/* modmap */
+);
+
+/*
+ * This structure is private to the library.
+ */
+typedef struct _XFreeFuncs {
+    FreeFuncType atoms;		/* _XFreeAtomTable */
+    FreeModmapType modifiermap;	/* XFreeModifiermap */
+    FreeFuncType key_bindings;	/* _XFreeKeyBindings */
+    FreeFuncType context_db;	/* _XFreeContextDB */
+    FreeFuncType defaultCCCs;	/* _XcmsFreeDefaultCCCs */
+    FreeFuncType clientCmaps;	/* _XcmsFreeClientCmaps */
+    FreeFuncType intensityMaps;	/* _XcmsFreeIntensityMaps */
+    FreeFuncType im_filters;	/* _XFreeIMFilters */
+    FreeFuncType xkb;		/* _XkbFreeInfo */
+} _XFreeFuncRec;
+
+/* types for InitExt.c */
+typedef int (*CreateGCType) (
+    Display*	/* display */,
+    GC		/* gc */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*CopyGCType)(
+    Display*	/* display */,
+    GC		/* gc */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*FlushGCType) (
+    Display*	/* display */,
+    GC		/* gc */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*FreeGCType) (
+    Display*	/* display */,
+    GC		/* gc */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*CreateFontType) (
+    Display*	/* display */,
+    XFontStruct* /* fs */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*FreeFontType) (
+    Display*	/* display */,
+    XFontStruct* /* fs */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*CloseDisplayType) (
+    Display*	/* display */,
+    XExtCodes*	/* codes */
+);
+
+typedef int (*ErrorType) (
+    Display*	/* display */,
+    xError*	/* err */,
+    XExtCodes*	/* codes */,
+    int*	/* ret_code */
+);
+
+typedef char* (*ErrorStringType) (
+    Display*	/* display */,
+    int		/* code */,
+    XExtCodes*	/* codes */,
+    char*	/* buffer */,
+    int		/* nbytes */
+);
+
+typedef void (*PrintErrorType)(
+    Display*	/* display */,
+    XErrorEvent* /* ev */,
+    void*	/* fp */
+);
+
+typedef void (*BeforeFlushType)(
+    Display*	/* display */,
+    XExtCodes*	/* codes */,
+    _Xconst char* /* data */,
+    long	/* len */
+);
+
+/*
+ * This structure is private to the library.
+ */
+typedef struct _XExten {		/* private to extension mechanism */
+	struct _XExten *next;		/* next in list */
+	XExtCodes codes;		/* public information, all extension told */
+	CreateGCType create_GC;		/* routine to call when GC created */
+	CopyGCType copy_GC;		/* routine to call when GC copied */
+	FlushGCType flush_GC;		/* routine to call when GC flushed */
+	FreeGCType free_GC;		/* routine to call when GC freed */
+	CreateFontType create_Font;	/* routine to call when Font created */
+	FreeFontType free_Font;		/* routine to call when Font freed */
+	CloseDisplayType close_display;	/* routine to call when connection closed */
+	ErrorType error;		/* who to call when an error occurs */
+	ErrorStringType error_string;	/* routine to supply error string */
+	char *name;			/* name of this extension */
+	PrintErrorType error_values;	/* routine to supply error values */
+	BeforeFlushType before_flush;	/* routine to call when sending data */
+	struct _XExten *next_flush;	/* next in list of those with flushes */
+} _XExtension;
+
+/* Temporary definition until we can depend on an xproto release with it */
+#ifdef _X_COLD
+# define _XLIB_COLD _X_COLD
+#elif defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 403) /* 4.3+ */
+# define _XLIB_COLD __attribute__((__cold__))
+#else
+# define _XLIB_COLD /* nothing */
+#endif
+
+/* extension hooks */
+
+#ifdef DataRoutineIsProcedure
+extern void Data(Display *dpy, char *data, long len);
+#endif
+extern int _XError(
+    Display*	/* dpy */,
+    xError*	/* rep */
+);
+extern int _XIOError(
+    Display*	/* dpy */
+#ifdef NX_TRANS_SOCKET
+);
+#else
+) _X_NORETURN;
+#endif /* NX_TRANS_SOCKET */
+
+extern int (*_XIOErrorFunction)(
+    Display*	/* dpy */
+);
+extern int (*_XErrorFunction)(
+    Display*		/* dpy */,
+    XErrorEvent*	/* error_event */
+);
+extern void _XEatData(
+    Display*		/* dpy */,
+    unsigned long	/* n */
+) _XLIB_COLD;
+extern void _XEatDataWords(
+    Display*		/* dpy */,
+    unsigned long	/* n */
+) _XLIB_COLD;
+#if defined(__SUNPRO_C) /* Studio compiler alternative to "cold" attribute */
+# pragma rarely_called(_XEatData, _XEatDataWords)
+#endif
+extern char *_XAllocScratch(
+    Display*		/* dpy */,
+    unsigned long	/* nbytes */
+);
+extern char *_XAllocTemp(
+    Display*		/* dpy */,
+    unsigned long	/* nbytes */
+);
+extern void _XFreeTemp(
+    Display*		/* dpy */,
+    char*		/* buf */,
+    unsigned long	/* nbytes */
+);
+extern Visual *_XVIDtoVisual(
+    Display*	/* dpy */,
+    VisualID	/* id */
+);
+extern unsigned long _XSetLastRequestRead(
+    Display*		/* dpy */,
+    xGenericReply*	/* rep */
+);
+extern int _XGetHostname(
+    char*	/* buf */,
+    int		/* maxlen */
+);
+extern Screen *_XScreenOfWindow(
+    Display*	/* dpy */,
+    Window	/* w */
+);
+extern Bool _XAsyncErrorHandler(
+    Display*	/* dpy */,
+    xReply*	/* rep */,
+    char*	/* buf */,
+    int		/* len */,
+    XPointer	/* data */
+);
+extern char *_XGetAsyncReply(
+    Display*	/* dpy */,
+    char*	/* replbuf */,
+    xReply*	/* rep */,
+    char*	/* buf */,
+    int		/* len */,
+    int		/* extra */,
+    Bool	/* discard */
+);
+extern void _XGetAsyncData(
+    Display*	/* dpy */,
+    char *	/* data */,
+    char *	/* buf */,
+    int		/* len */,
+    int		/* skip */,
+    int		/* datalen */,
+    int		/* discardtotal */
+);
+extern void _XFlush(
+    Display*	/* dpy */
+);
+extern int _XEventsQueued(
+    Display*	/* dpy */,
+    int 	/* mode */
+);
+extern void _XReadEvents(
+    Display*	/* dpy */
+);
+extern int _XRead(
+    Display*	/* dpy */,
+    char*	/* data */,
+    long	/* size */
+);
+extern void _XReadPad(
+    Display*	/* dpy */,
+    char*	/* data */,
+    long	/* size */
+);
+extern void _XSend(
+    Display*		/* dpy */,
+    _Xconst char*	/* data */,
+    long		/* size */
+);
+extern Status _XReply(
+    Display*	/* dpy */,
+    xReply*	/* rep */,
+    int		/* extra */,
+    Bool	/* discard */
+);
+extern void _XEnq(
+    Display*	/* dpy */,
+    xEvent*	/* event */
+);
+extern void _XDeq(
+    Display*	/* dpy */,
+    _XQEvent*	/* prev */,
+    _XQEvent*	/* qelt */
+);
+
+extern Bool _XUnknownWireEvent(
+    Display*	/* dpy */,
+    XEvent*	/* re */,
+    xEvent*	/* event */
+);
+
+extern Bool _XUnknownWireEventCookie(
+    Display*	/* dpy */,
+    XGenericEventCookie*	/* re */,
+    xEvent*	/* event */
+);
+
+extern Bool _XUnknownCopyEventCookie(
+    Display*	/* dpy */,
+    XGenericEventCookie*	/* in */,
+    XGenericEventCookie*	/* out */
+);
+
+extern Status _XUnknownNativeEvent(
+    Display*	/* dpy */,
+    XEvent*	/* re */,
+    xEvent*	/* event */
+);
+
+extern Bool _XWireToEvent(Display *dpy, XEvent *re, xEvent *event);
+extern Bool _XDefaultWireError(Display *display, XErrorEvent *he, xError *we);
+extern Bool _XPollfdCacheInit(Display *dpy);
+extern void _XPollfdCacheAdd(Display *dpy, int fd);
+extern void _XPollfdCacheDel(Display *dpy, int fd);
+extern XID _XAllocID(Display *dpy);
+extern void _XAllocIDs(Display *dpy, XID *ids, int count);
+
+extern int _XFreeExtData(
+    XExtData*	/* extension */
+);
+
+extern int (*XESetCreateGC(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+	      GC			/* gc */,
+	      XExtCodes*		/* codes */
+	    )		/* proc */
+))(
+    Display*, GC, XExtCodes*
+);
+
+extern int (*XESetCopyGC(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              GC			/* gc */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, GC, XExtCodes*
+);
+
+extern int (*XESetFlushGC(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              GC			/* gc */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, GC, XExtCodes*
+);
+
+extern int (*XESetFreeGC(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              GC			/* gc */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, GC, XExtCodes*
+);
+
+extern int (*XESetCreateFont(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              XFontStruct*		/* fs */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, XFontStruct*, XExtCodes*
+);
+
+extern int (*XESetFreeFont(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              XFontStruct*		/* fs */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, XFontStruct*, XExtCodes*
+);
+
+extern int (*XESetCloseDisplay(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              XExtCodes*		/* codes */
+            )		/* proc */
+))(
+    Display*, XExtCodes*
+);
+
+extern int (*XESetError(
+    Display*		/* display */,
+    int			/* extension */,
+    int (*) (
+	      Display*			/* display */,
+              xError*			/* err */,
+              XExtCodes*		/* codes */,
+              int*			/* ret_code */
+            )		/* proc */
+))(
+    Display*, xError*, XExtCodes*, int*
+);
+
+extern char* (*XESetErrorString(
+    Display*		/* display */,
+    int			/* extension */,
+    char* (*) (
+	        Display*		/* display */,
+                int			/* code */,
+                XExtCodes*		/* codes */,
+                char*			/* buffer */,
+                int			/* nbytes */
+              )		/* proc */
+))(
+    Display*, int, XExtCodes*, char*, int
+);
+
+extern void (*XESetPrintErrorValues (
+    Display*		/* display */,
+    int			/* extension */,
+    void (*)(
+	      Display*			/* display */,
+	      XErrorEvent*		/* ev */,
+	      void*			/* fp */
+	     )		/* proc */
+))(
+    Display*, XErrorEvent*, void*
+);
+
+extern Bool (*XESetWireToEvent(
+    Display*		/* display */,
+    int			/* event_number */,
+    Bool (*) (
+	       Display*			/* display */,
+               XEvent*			/* re */,
+               xEvent*			/* event */
+             )		/* proc */
+))(
+    Display*, XEvent*, xEvent*
+);
+
+extern Bool (*XESetWireToEventCookie(
+    Display*		/* display */,
+    int			/* extension */,
+    Bool (*) (
+	       Display*			/* display */,
+               XGenericEventCookie*	/* re */,
+               xEvent*			/* event */
+             )		/* proc */
+))(
+    Display*, XGenericEventCookie*, xEvent*
+);
+
+extern Bool (*XESetCopyEventCookie(
+    Display*		/* display */,
+    int			/* extension */,
+    Bool (*) (
+	       Display*			/* display */,
+               XGenericEventCookie*	/* in */,
+               XGenericEventCookie*	/* out */
+             )		/* proc */
+))(
+    Display*, XGenericEventCookie*, XGenericEventCookie*
+);
+
+
+extern Status (*XESetEventToWire(
+    Display*		/* display */,
+    int			/* event_number */,
+    Status (*) (
+	      Display*			/* display */,
+              XEvent*			/* re */,
+              xEvent*			/* event */
+            )		/* proc */
+))(
+    Display*, XEvent*, xEvent*
+);
+
+extern Bool (*XESetWireToError(
+    Display*		/* display */,
+    int			/* error_number */,
+    Bool (*) (
+	       Display*			/* display */,
+	       XErrorEvent*		/* he */,
+	       xError*			/* we */
+            )		/* proc */
+))(
+    Display*, XErrorEvent*, xError*
+);
+
+extern void (*XESetBeforeFlush(
+    Display*		/* display */,
+    int			/* error_number */,
+    void (*) (
+	       Display*			/* display */,
+	       XExtCodes*		/* codes */,
+	       _Xconst char*		/* data */,
+	       long			/* len */
+            )		/* proc */
+))(
+    Display*, XExtCodes*, _Xconst char*, long
+);
+
+/* internal connections for IMs */
+
+typedef void (*_XInternalConnectionProc)(
+    Display*			/* dpy */,
+    int				/* fd */,
+    XPointer			/* call_data */
+);
+
+
+extern Status _XRegisterInternalConnection(
+    Display*			/* dpy */,
+    int				/* fd */,
+    _XInternalConnectionProc	/* callback */,
+    XPointer			/* call_data */
+);
+
+extern void _XUnregisterInternalConnection(
+    Display*			/* dpy */,
+    int				/* fd */
+);
+
+extern void _XProcessInternalConnection(
+    Display*			/* dpy */,
+    struct _XConnectionInfo*	/* conn_info */
+);
+
+/* Display structure has pointers to these */
+
+struct _XConnectionInfo {	/* info from _XRegisterInternalConnection */
+    int fd;
+    _XInternalConnectionProc read_callback;
+    XPointer call_data;
+    XPointer *watch_data;	/* set/used by XConnectionWatchProc */
+    struct _XConnectionInfo *next;
+};
+
+struct _XConnWatchInfo {	/* info from XAddConnectionWatch */
+    XConnectionWatchProc fn;
+    XPointer client_data;
+    struct _XConnWatchInfo *next;
+};
+
+extern int _XTextHeight(
+    XFontStruct*	/* font_struct */,
+    _Xconst char*	/* string */,
+    int			/* count */
+);
+
+extern int _XTextHeight16(
+    XFontStruct*	/* font_struct */,
+    _Xconst XChar2b*	/* string */,
+    int			/* count */
+);
+
+#if defined(WIN32)
+
+extern int _XOpenFile(
+    _Xconst char*	/* path */,
+    int			/* flags */
+);
+
+extern int _XOpenFileMode(
+    _Xconst char*	/* path */,
+    int			/* flags */,
+    mode_t              /* mode */
+);
+
+extern void* _XFopenFile(
+    _Xconst char*	/* path */,
+    _Xconst char*	/* mode */
+);
+
+extern int _XAccessFile(
+    _Xconst char*	/* path */
+);
+#else
+#define _XOpenFile(path,flags) open(path,flags)
+#define _XOpenFileMode(path,flags,mode) open(path,flags,mode)
+#define _XFopenFile(path,mode) fopen(path,mode)
+#endif
+
+/* EvToWire.c */
+extern Status _XEventToWire(Display *dpy, XEvent *re, xEvent *event);
+
+extern int _XF86LoadQueryLocaleFont(
+    Display*		/* dpy */,
+    _Xconst char*	/* name*/,
+    XFontStruct**	/* xfp*/,
+    Font*		/* fidp */
+);
+
+extern void _XProcessWindowAttributes (
+    register Display *dpy,
+    xChangeWindowAttributesReq *req,
+    register unsigned long valuemask,
+    register XSetWindowAttributes *attributes);
+
+extern int _XDefaultError(
+        Display *dpy,
+        XErrorEvent *event);
+
+extern int _XDefaultIOError(
+        Display *dpy);
+
+extern void _XSetClipRectangles (
+    register Display *dpy,
+    GC gc,
+    int clip_x_origin, int clip_y_origin,
+    XRectangle *rectangles,
+    int n,
+    int ordering);
+
+Status _XGetWindowAttributes(
+    register Display *dpy,
+    Window w,
+    XWindowAttributes *attr);
+
+int _XPutBackEvent (
+    register Display *dpy,
+    register XEvent *event);
+
+extern Bool _XIsEventCookie(
+        Display *dpy,
+        XEvent *ev);
+
+extern void _XFreeEventCookies(
+        Display *dpy);
+
+extern void _XStoreEventCookie(
+        Display *dpy,
+        XEvent *ev);
+
+extern Bool _XFetchEventCookie(
+        Display *dpy,
+        XGenericEventCookie *ev);
+
+extern Bool _XCopyEventCookie(
+        Display *dpy,
+        XGenericEventCookie *in,
+        XGenericEventCookie *out);
+
+/* lcFile.c */
+
+extern void xlocaledir(
+    char *buf,
+    int buf_len
+);
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+_XFUNCPROTOEND
+
+#endif /* !defined(_X11_XLIBINT_H_) && !defined(_XLIBINT_H_) */