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- /*
- * tkConfig.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.
- * All rights reserved.
- *
- * Permission is hereby granted, without written agreement and without
- * license or royalty fees, to use, copy, modify, and distribute this
- * software and its documentation for any purpose, provided that the
- * above copyright notice and the following two paragraphs appear in
- * all copies of this software.
- *
- * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
- * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
- * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
- * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
- * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
- * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
- *
- * $Header: /user6/ouster/wish/RCS/tkConfig.h,v 1.23 93/06/26 14:47:26 ouster Exp $ SPRITE (Berkeley)
- */
-
- #ifndef _TKCONFIG
- #define _TKCONFIG
-
- /*
- * 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 <stdio.h>
- #include <ctype.h>
- #include <fcntl.h>
- #include <math.h>
- #include <pwd.h>
- #include <stdlib.h>
- #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>
- #include <sys/time.h>
- #ifndef _TCL
- # include <tcl.h>
- #endif
- #ifndef HAVE_UNISTD
- # 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>
-
- /*
- * Not all systems declare the errno variable in errno.h. so this
- * file does it explicitly.
- */
-
- extern int errno;
-
- /*
- * Define OPEN_MAX if it isn't already defined for this system.
- */
-
- #ifndef OPEN_MAX
- # define OPEN_MAX 256
- #endif
-
- /*
- * The following macro defines the type of the mask arguments to
- * select:
- */
-
- #if (defined(sun) && !defined(sprite)) || defined(linux) || defined(SVR4)
- # define SELECT_MASK fd_set
- #else
- # if defined(_IBMR2)
- # define SELECT_MASK void
- # else
- # define SELECT_MASK int
- # endif
- #endif
-
- /*
- * Define "NBBY" (number of bits per byte) and type "fd_mask" if they're
- * not already defined.
- */
-
- #ifndef NBBY
- # define NBBY 8
- #endif
- #ifndef FD_SET
- typedef long fd_mask;
- #endif
-
- /*
- * The following macro defines the number of fd_masks in an fd_set:
- */
-
- #ifdef NFDBITS
- # define MASK_SIZE (howmany(FD_SETSIZE, NFDBITS))
- #else
- # define MASK_SIZE ((OPEN_MAX+(8*sizeof(int))-1)/(8*sizeof(int)))
- #endif
-
- /*
- * Substitute Tcl's own versions for several system calls. The
- * Tcl versions retry automatically if interrupted by signals.
- */
-
- #define open(a,b,c) TclOpen(a,b,c)
- #define read(a,b,c) TclRead(a,b,c)
- #define waitpid(a,b,c) TclWaitPid(a,b,c)
- #define write(a,b,c) TclWrite(a,b,c)
- EXTERN int TclOpen _ANSI_ARGS_((char *path, int oflag, mode_t mode));
- EXTERN int TclRead _ANSI_ARGS_((int fd, char *buf,
- unsigned int numBytes));
- EXTERN int TclWaitpid _ANSI_ARGS_((pid_t pid, int *statPtr, int options));
- EXTERN int TclWrite _ANSI_ARGS_((int fd, char *buf,
- unsigned int numBytes));
-
- /*
- * Declarations for various library procedures that may not be declared
- * in any other header file.
- */
-
- extern void panic();
- #ifndef HAVE_SYS_SELECT_H
- extern int select _ANSI_ARGS_((int nfds, SELECT_MASK *readfds,
- SELECT_MASK *writefds, SELECT_MASK *exceptfds,
- struct timeval *timeout));
- #endif
-
- #endif /* _TKCONFIG */
-