rxvt.h

Mrxvt是一个小巧

/*--------------------------------*-H-*---------------------------------*
 * File:	rxvt.h
 *----------------------------------------------------------------------*
 *
 * All portions of code are copyright by their respective author/s.
 * Copyright (c) 1997-2001   Geoff Wing <[e-mail]>
 * Copyright (c) 2003-2004   Marc Lehmann <[e-mail]>
 * Copyright (c) 2004        Terry Griffin <[e-mail]>
 * Copyright (c) 2005        Teun Burgers <[e-mail]>
 * Copyright (c) 2004-2005   Jingmin Zhou <[e-mail]>
 * Copyright (c) 2005-2006   Gautam Iyer <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *----------------------------------------------------------------------*/

#ifndef __RXVT_H__		/* include once only */
#define __RXVT_H__

#include "../config.h"
#include "feature.h"


/*
 *****************************************************************************
 * SYSTEM HACKS
 *****************************************************************************
 */
/* Consistent defines - please report on the necessity
 * @ Unixware: defines (__svr4__)
 */
#if defined (SVR4) && !defined (OS_SVR4)
# define OS_SVR4
#endif
 /*
#if defined (sun) && !defined (__sun__)
# define __sun__
#endif
*/

#ifdef _SCO_DS
# define ALL_NUMERIC_PTYS
#endif


#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <signal.h>

#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif

#ifdef HAVE_ASSERT_H
# include <assert.h>
#endif

#ifdef HAVE_STDARG_H
# include <stdarg.h>
#endif

#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#endif

#if defined(HAVE_STRING_H) && !defined(OUR_STRINGS)
# include <string.h>
#endif

#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif

#ifdef HAVE_LIMITS_H
# include <limits.h>
#endif

#ifdef HAVE_WCHAR_H
# if defined(OS_OPENBSD) && (OS_OPENBSD_REL < 39)
typedef unsigned int    _our_wint_t;
typedef struct {
	int __count;
	union {
		_our_wint_t	__wch;
		char		__wchb[4]
	} __value;
} mbstate_t;
# endif /* defined(OS_OPENBSD) &&... */
# include <wchar.h>
#endif

#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif

#if defined(OS_SOLARIS) && defined(__SVR4)
# include <sys/strredir.h>
#endif

#ifdef OS_SOLARIS
# include <sys/byteorder.h>
#endif

#ifdef OS_SOLARIS
# include <sys/int_types.h>
# undef HAVE_SYS_IOCTL_H
#endif

#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif

#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif

#ifdef HAVE_SYS_SOCKIO_H
# include <sys/sockio.h>
#endif

#if defined(PTYS_ARE_PTMX) && defined(HAVE_SYS_STROPTS_H)
# include <sys/stropts.h>	/* for I_PUSH */
#endif

#if defined(PTYS_ARE_PTMX) && !defined(OS_CYGWIN)
# include <sys/resource.h>
# define _NEW_TTY_CTRL		/* get proper definition in <termios.h> */
#endif

#ifdef HAVE_TIME_H
# include <time.h>
#endif

#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif

#ifdef HAVE_SYS_TIMES_H
# include <sys/times.h>
#endif

#ifdef HAVE_SYS_STRREDIR_H
# include <sys/strredir.h>
#endif

#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif

#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h>
#endif

#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif

#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif

#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif

#ifdef HAVE_NET_IF_H
# include <net/if.h>
#endif

#ifdef HAVE_NET_IF_ARP_H
# include <net/if_arp.h>
#endif

#ifdef HAVE_PTY_H
# include <pty.h>
#endif

#ifdef OS_QNX
# include <process.h>
# include <sys/utsname.h>
# define ut_name	ut_user
#endif

#ifdef TTY_GID_SUPPORT
# include <grp.h>
#endif

#ifdef HAVE_TERMIOS_H
# include <termios.h>
typedef struct termios ttymode_t;
#else
# ifdef HAVE_SGTTY_H
#  include <sgtty.h>
# endif
typedef struct {
    struct sgttyb   sg;
    struct tchars   tc;
    struct ltchars  lc;
    int             line;
    int             local;
} ttymode_t;
#endif


#ifdef HAVE_LIBX11
# include <X11/Xlib.h>
# include <X11/X.h>
# include <X11/Xutil.h>
# include <X11/Xlibint.h>
# include <X11/cursorfont.h>
# include <X11/keysym.h>
# include <X11/keysymdef.h>
# include <X11/Xmd.h>
# include <X11/Xatom.h>
# include <X11/Xresource.h>

/*
 * We really should include openmotif-X.X/Xm/MwmUtil.h, but that will add
 * openmotif as a dependency. We dont' really need it, except to set WM hints,
 * thus this ugly hack.
 */
typedef struct {
	int	flags;
	int	functions;
	int	decorations;
	int	input_mode;
	int	status;
} MWMHints;
# ifdef HAVE_X11_SM_SMLIB_H
#  include <X11/SM/SMlib.h>
# endif
#endif

#ifndef HAVE_XPOINTER
typedef char*		XPointer;
#endif


#ifdef HAVE_LIBXPM
# include <X11/xpm.h>
#endif

#if defined(BACKGROUND_IMAGE) || defined(TRANSPARENT)
# ifdef USE_JPEG
#  include <jpeglib.h>
# endif
# ifdef USE_PNG
#  ifdef OS_OPENBSD
#   include <libpng/png.h>
#  else
#   include <png.h>
#  endif	/* OS_OPENBSD */
# endif	/* USE_PNG */
#endif

#ifdef HAVE_LIBXRENDER
# include <X11/extensions/Xrender.h>
#endif

/* Xft.h seems to conflict with png.h. So we must include it
** after pnt.h */
#ifdef HAVE_LIBX11
# ifdef XFT_SUPPORT
#  include <X11/Xft/Xft.h>
# endif
# ifdef HAVE_ICONV_H
#  include <iconv.h>
# endif
#endif

/*
** It seems Mac OS X's fontconfig does not have following definitions
*/
#ifdef XFT_SUPPORT
# ifndef FC_WIDTH
#  define FC_WIDTH					"width"
#  define FC_WIDTH_ULTRACONDENSED	(50)
#  define FC_WIDTH_EXTRACONDENSED	(63)
#  define FC_WIDTH_CONDENSED		(75)
#  define FC_WIDTH_SEMICONDENSED	(87)
#  define FC_WIDTH_NORMAL			(100)
#  define FC_WIDTH_SEMIEXPANDED		(113)
#  define FC_WIDTH_EXPANDED			(125)
#  define FC_WIDTH_EXTRAEXPANDED	(150)
#  define FC_WIDTH_ULTRAEXPANDED	(200)
# endif
#endif


#ifdef HAVE_XSETLOCALE
# define X_LOCALE
# include <X11/Xlocale.h>
#else
# ifdef HAVE_LOCALE_H
#  include <locale.h>
# endif
#endif


#ifdef HAVE_NL_LANGINFO
# include <langinfo.h>
#endif


#ifdef UTMP_SUPPORT
# ifdef UTEMPTER_SUPPORT
#  include <utempter.h>
# endif
# ifdef HAVE_UTMP_H
#  include <utmp.h>
#  ifdef HAVE_SETUTENT
#   define RXVT_UTMP_SYSV
#  endif
# endif
# if defined(HAVE_UTMPX_H) && !defined(HAVE_UTMP_H)
#  include <utmpx.h>
#  define RXVT_UTMP_SYSV
# endif
# ifdef HAVE_LASTLOG_H
#  include <lastlog.h>
# endif
#endif


#if defined(UTMP_SUPPORT) || defined(HAVE_GETPWUID)
# include <pwd.h>
#endif


#ifdef UTMP_SUPPORT
# if defined(HAVE_UTMPX_H) && !defined(HAVE_UTMP_H)
#  define UTMP_FILENAME	UTMPX_FILE
# endif
# if !defined(UTMP_FILE) && defined(_PATH_UTMP)
#  define UTMP_FILE     _PATH_UTMP
# endif
# if !defined(UTMP_FILENAME) && defined(UTMP_FILE)
#  define UTMP_FILENAME UTMP_FILE
# endif
# define RXVT_UTMP_FILE	UTMP_FILENAME
#endif

#ifdef WTMP_SUPPORT
# if defined(HAVE_WTMPX_H) && !defined(HAVE_WTMP_H)
#  define WTMP_FILENAME	WTMPX_FILE
# endif
# if !defined(WTMP_FILE) && defined(_PATH_WTMP)
#  define WTMP_FILE     _PATH_WTMP
# endif
# if !defined(WTMP_FILENAME) && defined(WTMP_FILE)
#  define WTMP_FILENAME WTMP_FILE
# endif
# define RXVT_WTMP_FILE	WTMP_FILENAME
#endif

#ifdef LASTLOG_SUPPORT
# ifdef OS_SOLARIS
#  define LASTLOG_FILE		"/var/adm/lastlog"
# endif
# ifdef OS_OSF
#  define LASTLOG_FILE		"/var/adm/lastlog"
# endif
# if !defined(LASTLOG_FILE) && defined(_PATH_LASTLOG)
#  define LASTLOG_FILE     _PATH_LASTLOG
# endif
# if !defined(LASTLOG_FILENAME) && defined(LASTLOG_FILE)
#  define LASTLOG_FILENAME LASTLOG_FILE
# endif
# define RXVT_LASTLOG_FILE	LASTLOG_FILENAME
#endif

#ifdef UTMP_SUPPORT
# ifdef RXVT_UTMP_SYSV
#  ifndef USER_PROCESS
#   define USER_PROCESS		(7)
#  endif
#  ifndef DEAD_PROCESS
#   define DEAD_PROCESS		(8)
#  endif
# endif
#endif



#ifdef NO_SECONDARY_SCREEN
# define NSCREENS		0
#else
# define NSCREENS		1
#endif


/*
 * Let's try some interesting static program analysis tools. Refer to
 * http://www.cs.umd.edu/~jfoster/cqual/
 *
 * Tainted defines the type of data that is fetchted from user input, which in
 * turn is unsafe without checking. Untainted defines the type of data that is
 * safe.
 */
#ifdef __GNUC__
# define $tainted
# define $untainted
# define TAINTED	$tainted
# define UNTAINTED	$untainted
#else
# define TAINTED
# define UNTAINTED
#endif


/*
*********************************************************
** The following are internal includes
*********************************************************
*/
#include "encoding.h"
#include "rxvtlib.h"


#ifdef GREEK_SUPPORT
# include "grkelot.h"
#endif

#ifdef HAVE_MENUBAR
# include "menubar.h"
#endif

#include "command.h"
#include "init.h"


#ifndef STDIN_FILENO
# define STDIN_FILENO	0