diff options
Diffstat (limited to 'usr.bin/window/ww.h')
| -rw-r--r-- | usr.bin/window/ww.h | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/usr.bin/window/ww.h b/usr.bin/window/ww.h deleted file mode 100644 index d843ef3..0000000 --- a/usr.bin/window/ww.h +++ /dev/null @@ -1,322 +0,0 @@ -/* - * Copyright (c) 1983, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Edward Wang at The University of California, Berkeley. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)ww.h 8.1 (Berkeley) 6/6/93 - * $FreeBSD$ - */ - -#include <sys/types.h> - -#ifdef OLD_TTY -#include <sgtty.h> -#else -#include <termios.h> -#endif -#include <setjmp.h> -#include <machine/endian.h> - -#define NWW 30 /* maximum number of windows */ - - /* a rectangle */ -struct ww_dim { - int nr; /* number of rows */ - int nc; /* number of columns */ - int t, b; /* top, bottom */ - int l, r; /* left, right */ -}; - - /* a coordinate */ -struct ww_pos { - int r; /* row */ - int c; /* column */ -}; - - /* the window structure */ -struct ww { - /* general flags and states */ - char ww_state; /* state of window */ - char ww_oflags; /* wwopen flags */ - - /* information for overlap */ - struct ww *ww_forw; /* doubly linked list, for overlapping info */ - struct ww *ww_back; - char ww_index; /* the window index, for wwindex[] */ - char ww_order; /* the overlapping order */ - - /* sizes and positions */ - struct ww_dim ww_w; /* window size and pos */ - struct ww_dim ww_b; /* buffer size and pos */ - struct ww_dim ww_i; /* the part inside the screen */ - struct ww_pos ww_cur; /* the cursor position, relative to ww_w */ - - /* arrays */ - char **ww_win; /* the window */ - union ww_char **ww_buf; /* the buffer */ - char **ww_fmap; /* map for frame and box windows */ - short *ww_nvis; /* how many ww_buf chars are visible per row */ - - /* information for wwwrite() and company */ - char ww_wstate; /* state for outputting characters */ - char ww_modes; /* current display modes */ - char ww_insert; /* insert mode */ - char ww_mapnl; /* map \n to \r\n */ - char ww_noupdate; /* don't do updates in wwwrite() */ - char ww_unctrl; /* expand control characters */ - char ww_nointr; /* wwwrite() not interruptable */ - char ww_hascursor; /* has fake cursor */ - - /* things for the window process and io */ - char ww_ispty; /* ww_pty is really a pty, not socket pair */ - char ww_stopped; /* output stopped */ - int ww_pty; /* file descriptor of pty or socket pair */ - int ww_socket; /* other end of socket pair */ - int ww_pid; /* pid of process, if WWS_HASPROC true */ - char ww_ttyname[11]; /* "/dev/ttyp?" */ - char *ww_ob; /* output buffer */ - char *ww_obe; /* end of ww_ob */ - char *ww_obp; /* current read position in ww_ob */ - char *ww_obq; /* current write position in ww_ob */ - - /* things for the user, they really don't belong here */ - char ww_id; /* the user window id */ - char ww_center; /* center the label */ - char ww_hasframe; /* frame it */ - char ww_keepopen; /* keep it open after the process dies */ - char *ww_label; /* the user supplied label */ - struct ww_dim ww_alt; /* alternate position and size */ -}; - - /* state of a tty */ -struct ww_tty { -#ifdef OLD_TTY - struct sgttyb ww_sgttyb; - struct tchars ww_tchars; - struct ltchars ww_ltchars; - int ww_lmode; - int ww_ldisc; -#else - struct termios ww_termios; -#endif - int ww_fflags; -}; - -union ww_char { - short c_w; /* as a word */ - struct { -#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN - char C_c; /* the character part */ - char C_m; /* the mode part */ -#endif -#if BYTE_ORDER == BIG_ENDIAN - char C_m; /* the mode part */ - char C_c; /* the character part */ -#endif - } c_un; -}; -#define c_c c_un.C_c -#define c_m c_un.C_m - - /* for display update */ -struct ww_update { - int best_gain; - int best_col; - int gain; -}; - - /* parts of ww_char */ -#define WWC_CMASK 0x00ff -#define WWC_MMASK 0xff00 -#define WWC_MSHIFT 8 - - /* c_m bits */ -#define WWM_REV 0x01 /* reverse video */ -#define WWM_BLK 0x02 /* blinking */ -#define WWM_UL 0x04 /* underlined */ -#define WWM_GRP 0x08 /* graphics */ -#define WWM_DIM 0x10 /* half intensity */ -#define WWM_USR 0x20 /* user specified mode */ -#define WWM_GLS 0x40 /* window only, glass, i.e., transparent */ - - /* ww_state values */ -#define WWS_INITIAL 0 /* just opened */ -#define WWS_HASPROC 1 /* has process on pty */ -#define WWS_DEAD 3 /* child died */ - - /* flags for ww_fmap */ -#define WWF_U 0x01 -#define WWF_R 0x02 -#define WWF_D 0x04 -#define WWF_L 0x08 -#define WWF_MASK (WWF_U|WWF_R|WWF_D|WWF_L) -#define WWF_LABEL 0x40 -#define WWF_TOP 0x80 - - /* flags to wwopen() */ -#define WWO_PTY 0x01 /* want pty */ -#define WWO_SOCKET 0x02 /* want socket pair */ -#define WWO_REVERSE 0x04 /* make it all reverse video */ -#define WWO_GLASS 0x08 /* make it all glass */ -#define WWO_FRAME 0x10 /* this is a frame window */ - - /* special ww_index value */ -#define WWX_NOBODY NWW - - /* error codes */ -#define WWE_NOERR 0 -#define WWE_SYS 1 /* system error */ -#define WWE_NOMEM 2 /* out of memory */ -#define WWE_TOOMANY 3 /* too many windows */ -#define WWE_NOPTY 4 /* no more ptys */ -#define WWE_SIZE 5 /* bad window size */ -#define WWE_BADTERM 6 /* bad terminal type */ -#define WWE_CANTDO 7 /* dumb terminal */ - - /* wwtouched[] bits, there used to be more than one */ -#define WWU_TOUCHED 0x01 /* touched */ - - /* the window structures */ -struct ww wwhead; -struct ww *wwindex[NWW + 1]; /* last location is for wwnobody */ -struct ww wwnobody; - - /* tty things */ -struct ww_tty wwoldtty; /* the old (saved) terminal settings */ -struct ww_tty wwnewtty; /* the new (current) terminal settings */ -struct ww_tty wwwintty; /* the terminal settings for windows */ -char *wwterm; /* the terminal name */ -char wwtermcap[1024]; /* place for the termcap */ - - /* generally useful variables */ -int wwnrow, wwncol; /* the screen size */ -char wwavailmodes; /* actually supported modes */ -char wwcursormodes; /* the modes for the fake cursor */ -char wwwrap; /* terminal has auto wrap around */ -int wwdtablesize; /* result of getdtablesize() call */ -char **wwsmap; /* the screen map */ -union ww_char **wwos; /* the old (current) screen */ -union ww_char **wwns; /* the new (desired) screen */ -union ww_char **wwcs; /* the checkpointed screen */ -char *wwtouched; /* wwns changed flags */ -struct ww_update *wwupd; /* for display update */ -int wwospeed; /* output baud rate, copied from wwoldtty */ -int wwbaud; /* wwospeed converted into actual number */ -int wwcursorrow, wwcursorcol; /* where we want the cursor to be */ -int wwerrno; /* error number */ - - /* statistics */ -int wwnflush, wwnwr, wwnwre, wwnwrz, wwnwrc; -int wwnwwr, wwnwwra, wwnwwrc; -int wwntokdef, wwntokuse, wwntokbad, wwntoksave, wwntokc; -int wwnupdate, wwnupdline, wwnupdmiss; -int wwnupdscan, wwnupdclreol, wwnupdclreos, wwnupdclreosmiss, wwnupdclreosline; -int wwnread, wwnreade, wwnreadz; -int wwnreadc, wwnreadack, wwnreadnack, wwnreadstat, wwnreadec; -int wwnwread, wwnwreade, wwnwreadz, wwnwreadd, wwnwreadc, wwnwreadp; -int wwnselect, wwnselecte, wwnselectz; - - /* quicky macros */ -#define wwsetcursor(r,c) (wwcursorrow = (r), wwcursorcol = (c)) -#define wwcurtowin(w) wwsetcursor((w)->ww_cur.r, (w)->ww_cur.c) -#define wwunbox(w) wwunframe(w) -#define wwclreol(w,r,c) wwclreol1((w), (r), (c), 0) -#define wwredrawwin(w) wwredrawwin1((w), (w)->ww_i.t, (w)->ww_i.b, 0) -#define wwupdate() wwupdate1(0, wwnrow); - - /* things for handling input */ -void wwrint(); /* interrupt handler */ -struct ww *wwcurwin; /* window to copy input into */ -char *wwib; /* input (keyboard) buffer */ -char *wwibe; /* wwib + sizeof buffer */ -char *wwibp; /* current read position in buffer */ -char *wwibq; /* current write position in buffer */ -#define wwmaskc(c) ((c) & 0xff) -#define wwgetc() (wwibp < wwibq ? wwmaskc(*wwibp++) : -1) -#define wwpeekc() (wwibp < wwibq ? wwmaskc(*wwibp) : -1) -#define wwungetc(c) (wwibp > wwib ? *--wwibp = (c) : -1) - - /* things for short circuiting wwiomux() */ -char wwintr; /* interrupting */ -char wwsetjmp; /* want a longjmp() from wwrint() and wwchild() */ -jmp_buf wwjmpbuf; /* jmpbuf for above */ -#define wwinterrupt() wwintr -#define wwsetintr() do { wwintr = 1; if (wwsetjmp) longjmp(wwjmpbuf, 1); } \ - while (0) -#define wwclrintr() (wwintr = 0) - - /* checkpointing */ -int wwdocheckpoint; - - /* the window virtual terminal */ -#define WWT_TERM "window-v2" -#define WWT_TERMCAP "WW|window-v2|window program version 2:\ - :am:bs:da:db:ms:pt:cr=^M:nl=^J:bl=^G:ta=^I:\ - :cm=\\EY%+ %+ :le=^H:nd=\\EC:up=\\EA:do=\\EB:ho=\\EH:\ - :cd=\\EJ:ce=\\EK:cl=\\EE:me=\\Er^?:" -#define WWT_REV "se=\\ErA:so=\\EsA:mr=\\EsA:" -#define WWT_BLK "BE=\\ErB:BS=\\EsB:mb=\\EsB:" -#define WWT_UL "ue=\\ErD:us=\\EsD:" -#define WWT_GRP "ae=\\ErH:as=\\EsH:" -#define WWT_DIM "HE=\\ErP:HS=\\EsP:mh=\\EsP:" -#define WWT_USR "XE=\\Er`:XS=\\Es`:" -#define WWT_ALDL "al=\\EL:dl=\\EM:" -#define WWT_IMEI "im=\\E@:ei=\\EO:ic=:mi:" /* XXX, ic for emacs bug */ -#define WWT_IC "ic=\\EP:" -#define WWT_DC "dc=\\EN:" -char wwwintermcap[1024]; /* terminal-specific but window-independent - part of the window termcap */ -#ifdef TERMINFO - /* where to put the temporary terminfo directory */ -char wwterminfopath[1024]; -#endif - - /* our functions */ -struct ww *wwopen(); -void wwchild(); -void wwalarm(); -void wwquit(); -char **wwalloc(); -char *wwerror(); - - /* c library functions */ -char *getenv(); -char *tgetstr(); -char *rindex(); -char *strcpy(); -char *strcat(); - -#undef MIN -#undef MAX -#define MIN(x, y) ((x) > (y) ? (y) : (x)) -#define MAX(x, y) ((x) > (y) ? (x) : (y)) |
