mirror of https://github.com/GnoConsortium/gno.git
404 lines
14 KiB
C
404 lines
14 KiB
C
/*
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* Copyright (c) 1981, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)curses.h 8.3 (Berkeley) 7/27/94
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*/
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#ifndef _CURSES_H_
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#define _CURSES_H_
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#ifndef _SYS_TYPES_H_
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#include <sys/types.h>
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#endif
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#ifndef _SYS_CDEFS_H_
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#include <sys/cdefs.h>
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#endif
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#ifndef __stdio__
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#include <stdio.h>
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#endif
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#ifndef _BSD_VA_LIST_
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#define _BSD_VA_LIST_ __va_list
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#endif
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/*
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* The following #defines and #includes are present for backward
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* compatibility only. They should not be used in future code.
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*
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* START BACKWARD COMPATIBILITY ONLY.
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*/
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#ifndef _CURSES_PRIVATE
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/* This stuff needed for those pgms which include <sgtty.h> */
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/* Undef things manually to avoid redefinition */
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#undef USE_OLD_TTY
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#undef B0
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#undef B50
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#undef B75
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#undef B110
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#undef B134
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#undef B150
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#undef B200
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#undef B300
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#undef B600
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#undef B1200
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#undef B1800
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#undef B2400
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#undef B4800
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#undef B9600
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#undef EXTA
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#undef EXTB
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#undef B57600
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#undef B115200
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#ifndef _TERMIOS_H_
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#include <termios.h>
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#endif
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#ifndef _SYS_IOCTL_H_
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#include <sys/ioctl.h>
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#endif
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#ifndef _SYS_IOCTL_COMPAT_H_
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#include <sys/ioctl.compat.h> /* For sgttyb and related */
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#endif
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#define bool char
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#define reg register
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#ifndef TRUE
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#define TRUE (1)
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#endif
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#ifndef FALSE
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#define FALSE (0)
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#endif
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#define _puts(s) tputs(s, 0, __cputchar)
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/* Old-style terminal modes access. */
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#define baudrate() (cfgetospeed(&__baset))
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#define crmode() cbreak()
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#define erasechar() (__baset.c_cc[VERASE])
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#define killchar() (__baset.c_cc[VKILL])
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#define nocrmode() nocbreak()
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/* WINDOW structure members name compatibility */
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#define _curx curx
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#define _cury cury
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#define _begx begx
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#define _begy begy
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#define _maxx maxx
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#define _maxy maxy
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#define _tty __baset
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#endif /* _CURSES_PRIVATE */
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extern char GT; /* Gtty indicates tabs. */
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extern char NONL; /* Term can't hack LF doing a CR. */
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extern char UPPERCASE; /* Terminal is uppercase only. */
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extern int My_term; /* Use Def_term regardless. */
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extern char *Def_term; /* Default terminal type. */
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/* Termcap capabilities. */
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extern char AM, BS, CA, DA, EO, HC, IN, MI, MS, NC, NS, OS,
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PC, UL, XB, XN, XT, XS, XX;
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extern char *AL, *BC, *BT, *CD, *CE, *CL, *CM, *CR, *CS, *DC, *DL,
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*DM, *DO, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5, *K6,
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*K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL,
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*KR, *KS, *KU, *LL, *MA, *ND, *NL, *RC, *SC, *SE, *SF,
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*SO, *SR, *TA, *TE, *TI, *UC, *UE, *UP, *US, *VB, *VS,
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*VE, *al, *dl, *sf, *sr,
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*AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
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*RIGHT_PARM;
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/* END BACKWARD COMPATIBILITY ONLY. */
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/* 8-bit ASCII characters. */
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#define unctrl(c) __unctrl[(c) & 0xff]
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#define unctrllen(ch) __unctrllen[(ch) & 0xff]
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extern char *__unctrl[256]; /* Control strings. */
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extern char __unctrllen[256]; /* Control strings length. */
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/*
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* A window an array of __LINE structures pointed to by the 'lines' pointer.
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* A line is an array of __LDATA structures pointed to by the 'line' pointer.
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*
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* IMPORTANT: the __LDATA structure must NOT induce any padding, so if new
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* fields are added -- padding fields with *constant values* should ensure
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* that the compiler will not generate any padding when storing an array of
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* __LDATA structures. This is to enable consistent use of memcmp, and memcpy
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* for comparing and copying arrays.
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*/
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typedef struct {
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char ch; /* the actual character */
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#define __STANDOUT 0x01 /* Added characters are standout. */
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char attr; /* attributes of character */
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} __LDATA;
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#define __LDATASIZE (sizeof(__LDATA))
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typedef struct {
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#define __ISDIRTY 0x01 /* Line is dirty. */
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#define __ISPASTEOL 0x02 /* Cursor is past end of line */
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#define __FORCEPAINT 0x04 /* Force a repaint of the line */
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u_int flags;
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u_long hash; /* non-BSD */ /* Hash value for the line. */
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size_t *firstchp, *lastchp; /* First and last chngd columns ptrs */
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size_t firstch, lastch; /* First and last changed columns. */
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__LDATA *line; /* Pointer to the line text. */
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} __LINE;
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typedef struct __window { /* Window structure. */
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struct __window *nextp, *orig; /* Subwindows list and parent. */
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size_t begy, begx; /* Window home. */
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size_t cury, curx; /* Current x, y coordinates. */
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size_t maxy, maxx; /* Maximum values for curx, cury. */
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short ch_off; /* x offset for firstch/lastch. */
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__LINE **lines; /* Array of pointers to the lines */
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__LINE *lspace; /* line space (for cleanup) */
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__LDATA *wspace; /* window space (for cleanup) */
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#define __ENDLINE 0x001 /* End of screen. */
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#define __FLUSH 0x002 /* Fflush(stdout) after refresh. */
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#define __FULLWIN 0x004 /* Window is a screen. */
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#define __IDLINE 0x008 /* Insert/delete sequences. */
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#define __SCROLLWIN 0x010 /* Last char will scroll window. */
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#define __SCROLLOK 0x020 /* Scrolling ok. */
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#define __CLEAROK 0x040 /* Clear on next refresh. */
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#define __WSTANDOUT 0x080 /* Standout window */
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#define __LEAVEOK 0x100 /* If curser left */
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#define __FULLLINE 0x200 /* Line width = terminal width. */
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u_int flags;
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} WINDOW;
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/* Curses external declarations. */
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extern WINDOW *curscr; /* Current screen. */
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extern WINDOW *stdscr; /* Standard screen. */
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typedef struct termios SGTTY;
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extern SGTTY __orig_termios; /* Terminal state before curses */
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extern SGTTY __baset; /* Our base terminal state */
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extern int __tcaction; /* If terminal hardware set. */
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extern int __tty_fileno; /* Terminal file descriptor */
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extern int COLS; /* Columns on the screen. */
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extern int LINES; /* Lines on the screen. */
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extern char *ttytype; /* Full name of current terminal. */
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#define ERR (0) /* Error return. */
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#define OK (1) /* Success return. */
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/* Standard screen pseudo functions. */
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#define addbytes(s, n) __waddbytes(stdscr, s, n, 0)
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#define addch(ch) waddch(stdscr, ch)
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#define addnstr(s, n) waddnstr(stdscr, s, n)
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#define addstr(s) __waddbytes(stdscr, s, strlen(s), 0)
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#define clear() wclear(stdscr)
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#define clrtobot() wclrtobot(stdscr)
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#define clrtoeol() wclrtoeol(stdscr)
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#define delch() wdelch(stdscr)
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#define deleteln() wdeleteln(stdscr)
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#define erase() werase(stdscr)
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#define getch() wgetch(stdscr)
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#define getstr(s) wgetstr(stdscr, s)
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#define inch() winch(stdscr)
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#define insch(ch) winsch(stdscr, ch)
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#define insertln() winsertln(stdscr)
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#define move(y, x) wmove(stdscr, y, x)
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#define refresh() wrefresh(stdscr)
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#define standend() wstandend(stdscr)
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#define standout() wstandout(stdscr)
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#define waddbytes(w, s, n) __waddbytes(w, s, n, 0)
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#define waddstr(w, s) __waddbytes(w, s, strlen(s), 0)
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/* Standard screen plus movement pseudo functions. */
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#define mvaddbytes(y, x, s, n) mvwaddbytes(stdscr, y, x, s, n)
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#define mvaddch(y, x, ch) mvwaddch(stdscr, y, x, ch)
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#define mvaddnstr(y, x, s, n) mvwaddnstr(stdscr, y, x, s, n)
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#define mvaddstr(y, x, s) mvwaddstr(stdscr, y, x, s)
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#define mvdelch(y, x) mvwdelch(stdscr, y, x)
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#define mvgetch(y, x) mvwgetch(stdscr, y, x)
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#define mvgetstr(y, x, s) mvwgetstr(stdscr, y, x, s)
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#define mvinch(y, x) mvwinch(stdscr, y, x)
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#define mvinsch(y, x, c) mvwinsch(stdscr, y, x, c)
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#define mvwaddbytes(w, y, x, s, n) \
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(wmove(w, y, x) == ERR ? ERR : __waddbytes(w, s, n, 0))
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#define mvwaddch(w, y, x, ch) \
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(wmove(w, y, x) == ERR ? ERR : waddch(w, ch))
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#define mvwaddnstr(w, y, x, s, n) \
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(wmove(w, y, x) == ERR ? ERR : waddnstr(w, s, n))
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#define mvwaddstr(w, y, x, s) \
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(wmove(w, y, x) == ERR ? ERR : __waddbytes(w, s, strlen(s), 0))
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#define mvwdelch(w, y, x) \
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(wmove(w, y, x) == ERR ? ERR : wdelch(w))
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#define mvwgetch(w, y, x) \
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(wmove(w, y, x) == ERR ? ERR : wgetch(w))
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#define mvwgetstr(w, y, x, s) \
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(wmove(w, y, x) == ERR ? ERR : wgetstr(w, s))
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#define mvwinch(w, y, x) \
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(wmove(w, y, x) == ERR ? ERR : winch(w))
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#define mvwinsch(w, y, x, c) \
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(wmove(w, y, x) == ERR ? ERR : winsch(w, c))
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/* Psuedo functions. */
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#define clearok(w, bf) \
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((bf) ? ((w)->flags |= __CLEAROK) : ((w)->flags &= ~__CLEAROK))
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#define flushok(w, bf) \
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((bf) ? ((w)->flags |= __FLUSH) : ((w)->flags &= ~__FLUSH))
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#define getyx(w, y, x) \
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(y) = (w)->cury, (x) = (w)->curx
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#define leaveok(w, bf) \
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((bf) ? ((w)->flags |= __LEAVEOK) : ((w)->flags &= ~__LEAVEOK))
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#define scrollok(w, bf) \
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((bf) ? ((w)->flags |= __SCROLLOK) : ((w)->flags &= ~__SCROLLOK))
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#define winch(w) \
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((w)->lines[(w)->cury]->line[(w)->curx].ch & 0377)
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/* Public function prototypes. */
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int box __P((WINDOW *, int, int));
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int cbreak __P((void));
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int delwin __P((WINDOW *));
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int echo __P((void));
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int endwin __P((void));
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char *fullname __P((char *, char *));
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char *getcap __P((char *));
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int gettmode __P((void));
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void idlok __P((WINDOW *, int));
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WINDOW *initscr __P((void));
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char *longname __P((char *, char *));
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int mvcur __P((int, int, int, int));
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int mvprintw __P((int, int, const char *, ...));
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int mvscanw __P((int, int, const char *, ...));
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int mvwin __P((WINDOW *, int, int));
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int mvwprintw __P((WINDOW *, int, int, const char *, ...));
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int mvwscanw __P((WINDOW *, int, int, const char *, ...));
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WINDOW *newwin __P((int, int, int, int));
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int nl __P((void));
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int nocbreak __P((void));
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int noecho __P((void));
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int nonl __P((void));
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int noraw __P((void));
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int overlay __P((WINDOW *, WINDOW *));
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int overwrite __P((WINDOW *, WINDOW *));
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int printw __P((const char *, ...));
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int raw __P((void));
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int resetty __P((void));
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int savetty __P((void));
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int scanw __P((const char *, ...));
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int scroll __P((WINDOW *));
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int setterm __P((char *));
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int sscans __P((WINDOW *, const char *, ...));
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WINDOW *subwin __P((WINDOW *, int, int, int, int));
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int suspendwin __P((void));
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int touchline __P((WINDOW *, int, int, int));
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int touchoverlap __P((WINDOW *, WINDOW *));
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int touchwin __P((WINDOW *));
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int vwprintw __P((WINDOW *, const char *, _BSD_VA_LIST_));
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int vwscanw __P((WINDOW *, const char *, _BSD_VA_LIST_));
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int waddch __P((WINDOW *, int));
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int waddnstr __P((WINDOW *, const char *, int));
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int wclear __P((WINDOW *));
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int wclrtobot __P((WINDOW *));
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int wclrtoeol __P((WINDOW *));
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int wdelch __P((WINDOW *));
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int wdeleteln __P((WINDOW *));
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int werase __P((WINDOW *));
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int wgetch __P((WINDOW *));
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int wgetstr __P((WINDOW *, char *));
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int winsch __P((WINDOW *, int));
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int winsertln __P((WINDOW *));
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int wmove __P((WINDOW *, int, int));
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int wprintw __P((WINDOW *, const char *, ...));
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int wrefresh __P((WINDOW *));
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int wscanw __P((WINDOW *, const char *, ...));
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int wstandend __P((WINDOW *));
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int wstandout __P((WINDOW *));
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int vwprintw __P((WINDOW *, const char *, _BSD_VA_LIST_));
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/* Private functions that are needed for user programs prototypes. */
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void __cputchar __P((int));
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int _putchar __P((int));
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int __waddbytes __P((WINDOW *, const char *, int, int));
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/* Private functions. */
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#ifdef _CURSES_PRIVATE
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void __CTRACE __P((const char *, ...));
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u_long __hash __P((char *, int)); /* non-BSD */
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void __id_subwins __P((WINDOW *));
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int __mvcur __P((int, int, int, int, int));
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void __restore_stophandler __P((void));
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void __set_stophandler __P((void));
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void __set_subwin __P((WINDOW *, WINDOW *));
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void __set_scroll_region __P((int, int, int, int));
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void __startwin __P((void));
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void __stop_signal_handler __P((int, int)); /* non-BSD */
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void __swflags __P((WINDOW *));
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int __touchline __P((WINDOW *, int, int, int, int));
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int __touchwin __P((WINDOW *));
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char *__tscroll __P((const char *, int, int));
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int __waddch __P((WINDOW *, __LDATA *));
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/* Private #defines. */
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#define min(a,b) (a < b ? a : b)
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#define max(a,b) (a > b ? a : b)
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/* Private externs. */
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extern char DB;
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extern int __echoit;
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extern int __endwin;
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extern int __pfast;
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extern int __rawmode;
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extern int __noqch;
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extern int __usecs;
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int tputs __P((const char *, int, void (*)(int)));
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#else
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int tputs __P((const char *, int, int (*)(int)));
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#endif
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/* Termcap functions. */
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int tgetent __P((char *, const char *));
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int tgetnum __P((const char *));
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int tgetflag __P((const char *));
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char *tgetstr __P((const char *, char **));
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char *tgoto __P((const char *, int, int));
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#endif /* !_CURSES_H_ */
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