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/*
* tkUnixPort.h --
*
* This file is included by all of the Tk C files. It contains
* information that may be configuration-dependent, such as
* #includes for system include files and a few other things.
*
* Copyright (c) 1991-1993 The Regents of the University of California.
* Copyright (c) 1994-1996 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tkUnixPort.h,v 1.8 2002/06/14 13:35:49 dkf Exp $
*/
#ifndef _UNIXPORT
#define _UNIXPORT
#define __UNIX__ 1
/*
* Macro to use instead of "void" for arguments that must have
* type "void *" in ANSI C; maps them to type "char *" in
* non-ANSI systems. This macro may be used in some of the include
* files below, which is why it is defined here.
*/
#ifndef VOID
# ifdef __STDC__
# define VOID void
# else
# define VOID char
# endif
#endif
#include <ctype.h>
#include <fcntl.h>
#ifdef HAVE_LIMITS_H
# include <limits.h>
#else
# include "compat/limits.h"
#endif
#include <math.h>
#include <pwd.h>
#ifdef NO_STDLIB_H
# include "compat/stdlib.h"
#else
# include <stdlib.h>
#endif
#include <string.h>
#include <sys/types.h>
#include <sys/file.h>
#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif
#include <sys/stat.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifndef _LANG
# include "Lang.h"
#endif
#if 0 /* Used in tk8 merge */
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
#endif
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#else
# include "compat/unistd.h"
#endif
#include <X11/Xlib.h>
#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Xatom.h>
#include <X11/Xproto.h>
#include <X11/Xresource.h>
#include <X11/Xutil.h>
/*
* The following macro defines the type of the mask arguments to
* select:
*/
#ifndef NO_FD_SET
# define SELECT_MASK fd_set
#else
# ifndef _AIX
typedef long fd_mask;
# endif
# if defined(_IBMR2)
# define SELECT_MASK void
# else
# define SELECT_MASK int
# endif
#endif
/*
* The following macro defines the number of fd_masks in an fd_set:
*/
#ifndef FD_SETSIZE
# ifdef OPEN_MAX
# define FD_SETSIZE OPEN_MAX
# else
# define FD_SETSIZE 256
# endif
#endif
#if !defined(howmany)
# define howmany(x, y) (((x)+((y)-1))/(y))
#endif
#ifndef NFDBITS
# define NFDBITS NBBY*sizeof(fd_mask)
#endif
#define MASK_SIZE howmany(FD_SETSIZE, NFDBITS)
/*
* Not all systems declare the errno variable in errno.h. so this
* file does it explicitly (maybe).
*/
#include <errno.h>
#ifndef errno
extern int errno;
#endif
/*
* Define "NBBY" (number of bits per byte) if it's not already defined.
*/
#ifndef NBBY
# define NBBY 8
#endif
/*
* These macros are just wrappers for the equivalent X Region calls.
*/
#define TkClipBox(rgn, rect) XClipBox((Region) rgn, rect)
#define TkCreateRegion() (TkRegion) XCreateRegion()
#define TkDestroyRegion(rgn) XDestroyRegion((Region) rgn)
#define TkIntersectRegion(a, b, r) XIntersectRegion((Region) a, \
(Region) b, (Region) r)
#define TkRectInRegion(r, x, y, w, h) XRectInRegion((Region) r, x, y, w, h)
#define TkSetRegion(d, gc, rgn) XSetRegion(d, gc, (Region) rgn)
#define TkSubtractRegion(a, b, r) XSubtractRegion((Region) a, \
(Region) b, (Region) r)
#define TkUnionRectWithRegion(rect, src, ret) XUnionRectWithRegion(rect, \
(Region) src, (Region) ret)
/*
* The TkPutImage macro strips off the color table information, which isn't
* needed for X.
*/
#define TkPutImage(colors, ncolors, display, pixels, gc, image, destx, desty, srcx, srcy, width, height) \
XPutImage(display, pixels, gc, image, destx, desty, srcx, \
srcy, width, height);
/*
* Supply macros for seek offsets, if they're not already provided by
* an include file.
*/
#ifndef SEEK_SET
# define SEEK_SET 0
#endif
#ifndef SEEK_CUR
# define SEEK_CUR 1
#endif
#ifndef SEEK_END
# define SEEK_END 2
#endif
/*
* Declarations for various library procedures that may not be declared
* in any other header file.
*/
/*
* These functions do nothing under Unix, so we just eliminate calls to them.
*/
#define TkpButtonSetDefaults(specPtr) {}
#define TkpDestroyButton(butPtr) {}
#define TkSelUpdateClipboard(a,b) {}
#define TkSetPixmapColormap(p,c) {}
/*
* These calls implement native bitmaps which are not supported under
* UNIX. The macros eliminate the calls.
*/
#define TkpDefineNativeBitmaps()
#define TkpCreateNativeBitmap(display, source) None
#define TkpGetNativeAppBitmap(display, name, w, h) None
/*
* This macro stores a representation of the window handle in a string.
* This should perhaps use the real size of an XID.
*/
#define TkpPrintWindowId(buf,w) \
sprintf((buf), "%#08lx", (unsigned long) (w))
/*
* This macro indicates that entry and text widgets should display
* the selection highlight regardless of which window has the focus.
*/
#define ALWAYS_SHOW_SELECTION
/*
* The following declaration is used to get access to a private Tcl interface
* that is needed for portability reasons.
*/
#ifndef _TCLINT
#include <tclInt.h>
#endif
#endif /* _UNIXPORT */
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