Bug #1493 ยป hack.diff
| games/hack/Makefile | ||
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MAN= hack.6
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DPADD= ${LIBTERMCAP}
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LDADD= -ltermcap
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CFLAGS+= -DBSD -I${.CURDIR} -I.
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CFLAGS+=-I${.CURDIR} -I.
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BINGRP=games
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BINMODE=2555
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FILES= rumors help hh data
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| games/hack/config.h | ||
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#define UNIX /* delete if no fork(), exec() available */
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#define CHDIR /* delete if no chdir() available */
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/*
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* Some include files are in a different place under SYSV
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* BSD SYSV
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* <sys/wait.h> <wait.h>
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* <sys/time.h> <time.h>
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* <sgtty.h> <termio.h>
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* Some routines are called differently
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* index strchr
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* rindex strrchr
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* Also, the code for suspend and various ioctls is only given for BSD4.2
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* (I do not have access to a SYSV system.)
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*/
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#define BSD /* delete this line on System V */
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/* #define STUPID */ /* avoid some complicated expressions if
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your C compiler chokes on them */
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/* #define PYRAMID_BUG */ /* avoid a bug on the Pyramid */
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| ... | ... | |
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#define SHELL /* do not delete the '!' command */
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#ifdef BSD
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#define SUSPEND /* let ^Z suspend the game */
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#endif /* BSD */
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#endif /* UNIX */
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#ifdef CHDIR
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| games/hack/hack.h | ||
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#include <string.h>
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#include <unistd.h>
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#ifndef BSD
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/* FIXME */
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#define index strchr
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#define rindex strrchr
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#endif /* BSD */
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#include "def.objclass.h"
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| games/hack/hack.ioctl.c | ||
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systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h>
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define the same constants, and the C preprocessor complains. */
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#include "hack.h"
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#ifdef BSD
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#include <sgtty.h>
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struct ltchars ltchars, ltchars0;
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#else
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#include <termio.h> /* also includes part of <sgtty.h> */
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struct termio termio;
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#endif /* BSD */
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#include <termios.h>
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struct termios termio;
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void
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getioctls(void)
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{
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#ifdef BSD
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ioctl(fileno(stdin), (int) TIOCGLTC, (char *) <chars);
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ioctl(fileno(stdin), (int) TIOCSLTC, (char *) <chars0);
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#else
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ioctl(fileno(stdin), (int) TCGETA, &termio);
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#endif /* BSD */
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tcgetattr(fileno(stdin), &termio);
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}
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void
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setioctls(void)
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{
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#ifdef BSD
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ioctl(fileno(stdin), (int) TIOCSLTC, (char *) <chars);
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#else
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ioctl(fileno(stdin), (int) TCSETA, &termio);
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#endif /* BSD */
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tcsetattr(fileno(stdin), TCSANOW, &termio);
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}
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#ifdef SUSPEND /* implies BSD */
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#ifdef SUSPEND
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#include <signal.h>
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int
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dosuspend(void)
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| games/hack/hack.pager.c | ||
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};
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#else
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#ifdef BSD
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#include <sys/wait.h>
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#else
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#include <wait.h>
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#endif /* BSD */
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#endif /* NOWAITINCLUDE */
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bool
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| games/hack/hack.termcap.c | ||
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flags.nonull = 1;
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if((pc = tgetstr(__DECONST(char *, "pc"), &tbufptr)))
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tcPC = *pc;
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if(!(tcBC = tgetstr(__DECONST(char *, "bc"), &tbufptr))) {
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if(!(tcBC = tgetstr(__DECONST(char *, "bc"), &tbufptr))
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&&!(tcBC = tgetstr(__DECONST(char *, "le"), &tbufptr))) {
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if(!tgetflag(__DECONST(char *, "bs")))
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error("Terminal must backspace.");
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tcBC = tbufptr;
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| games/hack/hack.tty.c | ||
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/* With thanks to the people who sent code for SYSV - hpscdi!jon,
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arnold@ucsf-cgl, wcs@bo95b, cbcephus!pds and others. */
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#include "hack.h"
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/*
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* The distinctions here are not BSD - rest but rather USG - rest, as
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* BSD still has the old sgttyb structure, but SYSV has termio. Thus:
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*/
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#ifdef BSD
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#define V7
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#else
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#define USG
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#endif /* BSD */
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#include <termios.h>
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#include "hack.h"
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/*
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* Some systems may have getchar() return EOF for various reasons, and
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* we should not quit before seeing at least NR_OF_EOFS consecutive EOFs.
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* FIXME: is this still valid nowadays?
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*/
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#ifndef BSD
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#define NR_OF_EOFS 20
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#endif /* BSD */
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#ifdef USG
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#include <termio.h>
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#define termstruct termio
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#define kill_sym c_cc[VKILL]
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#define erase_sym c_cc[VERASE]
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#define EXTABS TAB3
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#define tabflgs c_oflag
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#define echoflgs c_lflag
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#define cbrkflgs c_lflag
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#define CBRKMASK ICANON
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#define CBRKON ! /* reverse condition */
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#define OSPEED(x) ((x).c_cflag & CBAUD)
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#define GTTY(x) (ioctl(0, TCGETA, x))
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#define STTY(x) (ioctl(0, TCSETA, x)) /* TCSETAF? TCSETAW? */
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#else /* V7 */
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#include <sgtty.h>
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#define termstruct sgttyb
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#define kill_sym sg_kill
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#define erase_sym sg_erase
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#define EXTABS XTABS
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#define tabflgs sg_flags
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#define echoflgs sg_flags
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#define cbrkflgs sg_flags
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#define CBRKMASK CBREAK
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#define CBRKON /* empty */
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#define OSPEED(x) (x).sg_ospeed
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#define GTTY(x) (ioctl(0, TIOCGETP, x))
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#define STTY(x) (ioctl(0, TIOCSETP, x))
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#endif /* USG */
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static char erase_char, kill_char;
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static boolean settty_needed = FALSE;
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struct termstruct inittyb, curttyb;
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struct termios inittyb, curttyb;
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static void setctty(void);
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void
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gettty(void)
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{
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if(GTTY(&inittyb) < 0)
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if(tcgetattr(fileno(stdin),&inittyb) < 0)
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perror("Hack (gettty)");
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curttyb = inittyb;
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erase_char = inittyb.erase_sym;
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kill_char = inittyb.kill_sym;
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erase_char = inittyb.c_cc[VERASE];
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kill_char = inittyb.c_cc[VKILL];
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getioctls();
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/* do not expand tabs - they might be needed inside a cm sequence */
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if(curttyb.tabflgs & EXTABS) {
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curttyb.tabflgs &= ~EXTABS;
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if(curttyb.c_oflag & OXTABS) {
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curttyb.c_oflag &= ~OXTABS;
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setctty();
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}
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settty_needed = TRUE;
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end_screen();
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if(s) printf("%s", s);
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fflush(stdout);
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if(STTY(&inittyb) < 0)
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if(tcsetattr(fileno(stdin),TCSANOW,&inittyb) < 0)
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perror("Hack (settty)");
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flags.echo = (inittyb.echoflgs & ECHO) ? ON : OFF;
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flags.cbreak = (CBRKON(inittyb.cbrkflgs & CBRKMASK)) ? ON : OFF;
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flags.echo = (inittyb.c_lflag & ECHO) ? ON : OFF;
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flags.cbreak = (!(inittyb.c_lflag & ICANON)) ? ON : OFF;
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setioctls();
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}
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static void
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setctty(void)
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{
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if(STTY(&curttyb) < 0)
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if(tcsetattr(fileno(stdin),TCSANOW,&curttyb) < 0)
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perror("Hack (setctty)");
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}
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setftty(void)
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{
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int ef = 0; /* desired value of flags & ECHO */
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int cf = CBRKON(CBRKMASK); /* desired value of flags & CBREAK */
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int cf = !(ICANON); /* desired value of flags & CBREAK */
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int change = 0;
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flags.cbreak = ON;
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flags.echo = OFF;
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/* Should use (ECHO|CRMOD) here instead of ECHO */
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if((curttyb.echoflgs & ECHO) != ef){
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curttyb.echoflgs &= ~ECHO;
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if((curttyb.c_lflag & ECHO) != ef){
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curttyb.c_lflag &= ~ECHO;
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change++;
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}
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if((curttyb.cbrkflgs & CBRKMASK) != cf){
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curttyb.cbrkflgs &= ~CBRKMASK;
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curttyb.cbrkflgs |= cf;
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#ifdef USG
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if((curttyb.c_lflag & ICANON) != cf){
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curttyb.c_lflag &= ~ICANON;
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curttyb.c_lflag |= cf;
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/* be satisfied with one character; no timeout */
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curttyb.c_cc[VMIN] = 1; /* was VEOF */
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curttyb.c_cc[VTIME] = 0; /* was VEOL */
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#endif /* USG */
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change++;
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}
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if(change){
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