Beispiel #1
0
int main(void) {
    bst b = bst_new();

    printf("inserting d,b,f,a,c,e,g\n");
    b = bst_insert(b, "d");
    b = bst_insert(b, "b");
    b = bst_insert(b, "f");
    b = bst_insert(b, "a");
    b = bst_insert(b, "c");
    b = bst_insert(b, "e");
    b = bst_insert(b, "g");

    printf("inorder traversal\n");
    bst_inorder(b, print_key);

    printf("preorder traversal\n");
    bst_preorder(b, print_key);

    printf("searching\n");
    dosearch(b, "f");
    dosearch(b, "o");
    dosearch(b, "x");
    dosearch(b, "e");
    dosearch(b, "d");
   
    bst_free(b);
    return EXIT_SUCCESS;
}
Beispiel #2
0
void search(int a[ ])
{
	int b;
	cout<<"Enter Number to Search for: ";
	cin>>b;
	dosearch(a,b);
	cout<<"The number was found in line number "<<dosearch(a,b)<<endl;
}
Beispiel #3
0
int main (int argc, char *argv[]) {

	int i;
	struct QueryDataForamt QueryData;


	//send out an HTTP header:
	printf("Content-type: text/xml\n\n");



        //hvis vi har argumeneter er det første et query
        if (getenv("QUERY_STRING") == NULL) {
                if (argc < 2 ) {
                        printf("Error ingen query spesifisert.\n\nEksempel på bruk for å søke på boitho:\n\tsearchkernel boitho\n");
                }
                else {
                        QueryData.query[0] = '\0';
                        for(i=1;i<argc ;i++) {
                                sprintf(QueryData.query,"%s %s",QueryData.query,argv[i]);
                        }
                        //strcpy(QueryData.query,argv[1]);
                        //printf("argc :%i %s %s\n",argc,argv[1],argv[2]);
                        printf("query %s\n",QueryData.query);
                }
        }
        else {
                parseTheEnv(&QueryData);

        }

        if (strlen(QueryData.query) > MaxQueryLen -1) {
                printf("query to long\n");
                exit(1);
        }

 	//gjør om til liten case
        for(i=0;i<strlen(QueryData.query);i++) {
                QueryData.query[i] = tolower(QueryData.query[i]);
        }


	dosearch(QueryData.query, strlen(QueryData.query));

}
Beispiel #4
0
void
main(int argc, char **argv)
{
	fmtinstall('H', httpfmt);
	fmtinstall('U', hurlfmt);
	fmtinstall('M', dirmodefmt);

	aio = Bopen("/sys/lib/webls.allowed", OREAD);
	dio = Bopen("/sys/lib/webls.denied", OREAD);

	if(argc == 2){
		hinit(&houtb, 1, Hwrite);
		hout = &houtb;
		dols(argv[1]);
		exits(nil);
	}
	close(2);

	connect = init(argc, argv);
	hout = &connect->hout;
	vermaj = connect->req.vermaj;
	if(hparseheaders(connect, HSTIMEOUT) < 0)
		exits("failed");

	if(strcmp(connect->req.meth, "GET") != 0 && strcmp(connect->req.meth, "HEAD") != 0){
		hunallowed(connect, "GET, HEAD");
		exits("not allowed");
	}
	if(connect->head.expectother || connect->head.expectcont){
		hfail(connect, HExpectFail, nil);
		exits("failed");
	}

	bind("/usr/web", "/", MREPL);

	if(connect->req.search != nil)
		dosearch(connect->req.search);
	else
		error("Bad argument", "<p>Need a search argument</p>");
	hflush(hout);
	writelog(connect, "200 webls %ld %ld\n", hout->seek, hout->seek);
	exits(nil);
}
Beispiel #5
0
boolean wpverbfind (hdlexternalvariable hvariable, boolean *flzoom) {
#pragma unused(flzoom)

	register hdlwpvariable hv = (hdlwpvariable) hvariable;
	register hdlwprecord hwp;
	register boolean fl;
	boolean fltempload;
	boolean flwindowopen;
	hdlwindowinfo hinfo;
	
	fltempload = !(**hv).flinmemory;
	
	if (!wpverbinmemory ((hdlexternalvariable) hv))
		return (false);
	
	hwp = (hdlwprecord) (**hv).variabledata;
	
	flwindowopen = wpwindowopen ((hdlexternalvariable) hv, &hinfo);
	
	if (flwindowopen)
		shellpushglobals ((**hinfo).macwindow);
	
	else {
		shellpushglobals (nil);
		
		wppushdata (hwp);
		}
	
	fl = dosearch (true, false, &fltempload);
	
	if (fltempload && !fl && !(**hwp).fldirty)
		wpverbunload (hv);
	
	if (!flwindowopen)
		wppopdata ();
	
	shellpopglobals ();
	
	return (fl);
	} /*wpverbfind*/
Beispiel #6
0
void
main(int argc, char **argv)
{
	fmtinstall('H', httpfmt);
	fmtinstall('U', hurlfmt);

	if(argc == 2){
		hinit(&houtb, 1, Hwrite);
		hout = &houtb;
		doconvert(argv[1], 0);
		exits(nil);
	}
	close(2);

	connect = init(argc, argv);
	hout = &connect->hout;
	if(hparseheaders(connect, HSTIMEOUT) < 0)
		exits("failed");

	if(strcmp(connect->req.meth, "GET") != 0 && strcmp(connect->req.meth, "HEAD") != 0){
		hunallowed(connect, "GET, HEAD");
		exits("not allowed");
	}
	if(connect->head.expectother || connect->head.expectcont){
		hfail(connect, HExpectFail, nil);
		exits("failed");
	}

	bind("/usr/web/sys/man", "/sys/man", MREPL);

	if(connect->req.search != nil)
		dosearch(connect->req.vermaj, connect->req.search);
	else
		doconvert(connect->req.uri, connect->req.vermaj);
	hflush(hout);
	writelog(connect, "200 man2html %ld %ld\n", hout->seek, hout->seek);
	exits(nil);
}
Beispiel #7
0
static boolean wpverbsearch (void) {
	
	/*
	2/13/92 dmb: use new dosearch to handle replace all
	*/
	
	long wprefcon = (**wpdata).wprefcon;
	boolean fltempload = false;
	
	startingtosearch (wprefcon);
	
	/*
	if (wpsearch (searchparams.bsfind, false, !searchparams.flunicase, searchparams.flwholewords, searchshouldwrap (wprefcon)))
		return (true);
	*/
	
	if (dosearch (false, searchshouldwrap (wprefcon), &fltempload))
		return (true);
	
	if (!searchshouldcontinue (wprefcon))
		return (false);
	
	return (langexternalcontinuesearch ((hdlexternalvariable) wprefcon));
	} /*wpverbsearch*/
Beispiel #8
0
int
main( int argc, char **argv )
{
    char		*filtpattern, **attrs;
    int			rc, optind, i, first, free_filtpattern;
    LDAP		*ld;

#ifdef SOLARIS_LDAP_CMD
    char *locale = setlocale(LC_ALL, "");
    textdomain(TEXT_DOMAIN);
    ldaptool_require_binddn = 0;
#endif	/* SOLARIS_LDAP_CMD */

    free_filtpattern = 0;
    deref = LDAP_DEREF_NEVER;
    allow_binary = vals2tmp = attrsonly = 0;
    minimize_base64 = produce_file_urls = 0;
    ldif = 1;
    fold = 1;
    sizelimit = timelimit = 0;
    scope = LDAP_SCOPE_SUBTREE;
	server_sort = 0;


#ifdef notdef
#ifdef HPUX11
#ifndef __LP64__
	_main( argc, argv);
#endif /* __LP64_ */
#endif /* HPUX11 */
#endif


    ldaptool_reset_control_array( ldaptool_request_ctrls );
#ifdef HAVE_SASL_OPTIONS
#ifdef SOLARIS_LDAP_CMD
    optind = ldaptool_process_args( argc, argv, "ABLTU1etuxra:b:F:G:l:S:s:z:C:",
        0, options_callback );
#else
    optind = ldaptool_process_args( argc, argv, "ABLTU1etuxa:b:F:G:l:S:s:z:C:c:",
        0, options_callback );
#endif	/* SOLARIS_LDAP_CMD */
#else
    optind = ldaptool_process_args( argc, argv, "ABLTU1eotuxa:b:F:G:l:S:s:z:C:c:",
        0, options_callback );
#endif	/* HAVE_SASL_OPTIONS */

    if ( optind == -1 ) {
	usage();
    }

    if ( base == NULL ) {
	if (( base = getenv( "LDAP_BASEDN" )) == NULL ) {
	    usage();
	}
    }    
    if ( sortattr ) {
	for ( sortsize = 0; sortattr[sortsize] != NULL; sortsize++ ) {
	    ;       /* NULL */
	}
	sortsize++;             /* add in the final NULL field */
	skipsortattr = (int *) malloc( sortsize * sizeof(int *) );
	if ( skipsortattr == NULL ) {
    		fprintf( stderr, gettext("Out of memory\n") );
		exit( LDAP_NO_MEMORY );
	}
	memset( (char *) skipsortattr, 0, sortsize * sizeof(int *) );
    } else if ( server_sort ) {
	server_sort = 0;   /* ignore this option if no sortattrs were given */
    }

    if ( argc - optind < 1 ) {
	if ( ldaptool_fp == NULL ) {
	    usage();
	}
	attrs = NULL;
	filtpattern = "%s";
    } else {	/* there are additional args (filter + attrs) */
	if ( ldaptool_fp == NULL || strstr( argv[ optind ], "%s" ) != NULL ) {
	    filtpattern = ldaptool_local2UTF8( argv[ optind ] );
	    /* since local2UTF8 always allocates something, we should free it */
	    free_filtpattern = 1;
	    ++optind;
	} else {
	    filtpattern = "%s";
	}

	if ( argv[ optind ] == NULL ) {
	    attrs = NULL;
	} else if ( sortattr == NULL || *sortattr == '\0' || server_sort) {
	    attrs = &argv[ optind ];
	} else {
	    attrs = ldap_charray_dup( &argv[ optind ] );
	    if ( attrs == NULL ) {
		fprintf( stderr, gettext("Out of memory\n") );
		exit( LDAP_NO_MEMORY );
	    }
	    for ( i = 0; i < (sortsize - 1); i++ ) {
                if ( !ldap_charray_inlist( attrs, sortattr[i] ) ) {
                    if ( ldap_charray_add( &attrs, sortattr[i] ) != 0 ) {
    			fprintf( stderr, gettext("Out of memory\n") );
			exit( LDAP_NO_MEMORY );
		    }
                    /*
                     * attribute in the search list only for the purpose of
                     * sorting
                     */
                    skipsortattr[i] = 1;
                }
	    }
        }
    }

    ld = ldaptool_ldap_init( 0 );

    if ( !ldaptool_not ) {
	ldap_set_option( ld, LDAP_OPT_DEREF, &deref );
	ldap_set_option( ld, LDAP_OPT_TIMELIMIT, &timelimit );
	ldap_set_option( ld, LDAP_OPT_SIZELIMIT, &sizelimit );
    }

    ldaptool_bind( ld );

    if ( ldaptool_verbose ) {
	printf( gettext("filter pattern: %s\nreturning: "), filtpattern );
	if ( attrs == NULL ) {
	    printf( gettext("ALL") );
	} else {
	    for ( i = 0; attrs[ i ] != NULL; ++i ) {
		printf( "%s ", attrs[ i ] );
	    }
	}
	putchar( '\n' );
    }

    if ( ldaptool_fp == NULL ) {
	char *conv;

	conv = ldaptool_local2UTF8( base );
	rc = dosearch( ld, conv, scope, attrs, attrsonly, filtpattern, "" );
	if( conv != NULL )
            free( conv );
    } else {
	int done = 0;

	rc = LDAP_SUCCESS;
	first = 1;
	while ( rc == LDAP_SUCCESS && !done ) {
	    char *linep = NULL;
	    int   increment = 0;
	    int	  c, index;
	 
	    /* allocate initial block of memory */ 
	    if ((linep = (char *)malloc(BUFSIZ)) == NULL) {
	        fprintf( stderr, gettext("Out of memory\n") );
		exit( LDAP_NO_MEMORY );
	    }
	    increment++;
	    index = 0;
	    while ((c = fgetc( ldaptool_fp )) != '\n' && c != EOF) {

	        /* check if we will overflow the buffer */
	        if ((c != EOF) && (index == ((increment * BUFSIZ) -1))) {

		    /* if we did, add another BUFSIZ worth of bytes */
	   	    if ((linep = (char *)
			realloc(linep, (increment + 1) * BUFSIZ)) == NULL) {
			fprintf( stderr, gettext("Out of memory\n") );
			exit( LDAP_NO_MEMORY );
		    }
		    increment++;
		}
		linep[index++] = c;
	    }

	    if (c == EOF) {
		done = 1;
		break;
	    }
	    
	    linep[index] = '\0';

	    if ( !first ) {
		putchar( '\n' );
	    } else {
		first = 0;
	    }
	    rc = dosearch( ld, base, scope, attrs, attrsonly, filtpattern,
		    linep );
	    free (linep);
	}
    }

    ldaptool_cleanup( ld );
    if (free_filtpattern != 0 && filtpattern != NULL) {
	free (filtpattern);
    }

    /* check for and report output error */
    fflush( stdout );
    rc = ldaptool_check_ferror( stdout, rc,
		gettext("output error (output might be incomplete)") );
    return( rc );
}
Beispiel #9
0
int
main(int argc, char *argv[])
{
	int fd;
#ifdef CHDIR
	char *dir;
#endif

	hname = argv[0];
	hackpid = getpid();

#ifdef CHDIR                    /* otherwise no chdir() */
	/*
	 * See if we must change directory to the playground.
	 * (Perhaps hack runs suid and playground is inaccessible
	 *  for the player.)
	 * The environment variable HACKDIR is overridden by a
	 *  -d command line option (must be the first option given)
	 */

	dir = getenv("HACKDIR");
	if (argc > 1 && !strncmp(argv[1], "-d", 2)) {
		argc--;
		argv++;
		dir = argv[0] + 2;
		if (*dir == '=' || *dir == ':')
			dir++;
		if (!*dir && argc > 1) {
			argc--;
			argv++;
			dir = argv[0];
		}
		if (!*dir)
			error("Flag -d must be followed by a directory name.");
	}
#endif

	/*
	 * Who am i? Algorithm: 1. Use name as specified in HACKOPTIONS
	 *			2. Use $USER or $LOGNAME	(if 1. fails)
	 *			3. Use getlogin()		(if 2. fails)
	 * The resulting name is overridden by command line options.
	 * If everything fails, or if the resulting name is some generic
	 * account like "games", "play", "player", "hack" then eventually
	 * we'll ask him.
	 * Note that we trust him here; it is possible to play under
	 * somebody else's name.
	 */
	{
		char *s;

		initoptions();
		if (!*plname && (s = getenv("USER")))
			strncpy(plname, s, sizeof(plname) - 1);
		if (!*plname && (s = getenv("LOGNAME")))
			strncpy(plname, s, sizeof(plname) - 1);
		if (!*plname && (s = getlogin()))
			strncpy(plname, s, sizeof(plname) - 1);
	}

	/*
	 * Now we know the directory containing 'record' and
	 * may do a prscore().
	 */
	if (argc > 1 && !strncmp(argv[1], "-s", 2)) {
#ifdef CHDIR
		chdirx(dir, 0);
#endif
		prscore(argc, argv);
		exit(0);
	}

	/*
	 * It seems he really wants to play.
	 * Remember tty modes, to be restored on exit.
	 */
	gettty();
	setbuf(stdout, obuf);
	umask(007);
	setrandom();
	startup();
	cls();
	u.uhp = 1;		/* prevent RIP on early quits */
	u.ux = FAR;		/* prevent nscr() */
	signal(SIGHUP, hangup);

	/*
	 * Find the creation date of this game,
	 * so as to avoid restoring outdated savefiles.
	 */
	gethdate(hname);

	/*
	 * We cannot do chdir earlier, otherwise gethdate will fail.
	 */
#ifdef CHDIR
	chdirx(dir, 1);
#endif

	/*
	 * Process options.
	 */
	while (argc > 1 && argv[1][0] == '-') {
		argv++;
		argc--;
		switch (argv[0][1]) {
#ifdef WIZARD
		case 'D':
			wizard = TRUE;
			break;
#endif
#ifdef NEWS
		case 'n':
			flags.nonews = TRUE;
			break;
#endif
		case 'u':
			if (argv[0][2])
				strncpy(plname, argv[0] + 2, sizeof(plname) - 1);
			else if (argc > 1) {
				argc--;
				argv++;
				strncpy(plname, argv[0], sizeof(plname) - 1);
			} else
				printf("Player name expected after -u\n");
			break;
		default:
			/* allow -T for Tourist, etc. */
			strncpy(pl_character, argv[0] + 1,
			    sizeof(pl_character) - 1);
		}
	}

	if (argc > 1)
		locknum = atoi(argv[1]);
#ifdef MAX_NR_OF_PLAYERS
	if (!locknum || locknum > MAX_NR_OF_PLAYERS)
		locknum = MAX_NR_OF_PLAYERS;
#endif
#ifdef DEF_PAGER
	if (!(catmore = getenv("HACKPAGER")) && !(catmore = getenv("PAGER")))
		catmore = DEF_PAGER;
#endif
#ifdef MAIL
	getmailstatus();
#endif
#ifdef WIZARD
	if (wizard)
		strcpy(plname, "wizard");
	else
#endif
	if (!*plname || !strncmp(plname, "player", 4)
	    || !strncmp(plname, "games", 4))
		askname();
	plnamesuffix();		/* strip suffix from name; calls askname() */
				/* again if suffix was whole name */
				/* accepts any suffix */
#ifdef WIZARD
	if (!wizard) {
#endif
		/*
		 * check for multiple games under the same name
		 * (if !locknum) or check max nr of players (otherwise)
		 */
		signal(SIGQUIT, SIG_IGN);
		signal(SIGINT, SIG_IGN);
		if (!locknum)
			strcpy(lock, plname);
		getlock();	/* sets lock if locknum != 0 */
#ifdef WIZARD
	} else {
		char *sfoo;
		strcpy(lock, plname);
		if ((sfoo = getenv("MAGIC")))
			while (*sfoo) {
				switch (*sfoo++) {
				case 'n':
					srandom(*sfoo++);
					break;
				}
			}
		if ((sfoo = getenv("GENOCIDED")) != NULL) {
			if (*sfoo == '!') {
				struct permonst *pm = mons;
				char *gp = genocided;

				while (pm < mons + CMNUM + 2) {
					if (!strchr(sfoo, pm->mlet))
						*gp++ = pm->mlet;
					pm++;
				}
				*gp = 0;
			} else
				strncpy(genocided, sfoo, sizeof(genocided) - 1);
			strcpy(fut_geno, genocided);
		}
	}
#endif
	setftty();
	sprintf(SAVEF, "save/%d%s", getuid(), plname);
	regularize(SAVEF + 5);	/* avoid . or / in name */
	if ((fd = open(SAVEF, O_RDONLY)) >= 0 &&
	    (uptodate(fd) || unlink(SAVEF) == 666)) {
		signal(SIGINT, done1);
		pline("Restoring old save file...");
		fflush(stdout);
		if (!dorecover(fd))
			goto not_recovered;
		pline("Hello %s, welcome to %s!", plname, gamename);
		flags.move = 0;
	} else {
not_recovered:
		fobj = fcobj = invent = 0;
		fmon = fallen_down = 0;
		ftrap = 0;
		fgold = 0;
		flags.ident = 1;
		init_objects();
		u_init();

		signal(SIGINT, done1);
		mklev();
		u.ux = xupstair;
		u.uy = yupstair;
		inshop();
		setsee();
		flags.botlx = 1;
		makedog();
		{
			struct monst *mtmp;
			if ((mtmp = m_at(u.ux, u.uy)) != NULL)
				mnexto(mtmp);	/* riv05!a3 */
		}
		seemons();
#ifdef NEWS
		if (flags.nonews || !readnews())
			/* after reading news we did docrt() already */
#endif
			docrt();

		/* give welcome message before pickup messages */
		pline("Hello %s, welcome to %s!", plname, gamename);

		pickup(1);
		read_engr_at(u.ux, u.uy);
		flags.move = 1;
	}

	flags.moonphase = phase_of_the_moon();
	if (flags.moonphase == FULL_MOON) {
		pline("You are lucky! Full moon tonight.");
		u.uluck++;
	} else if (flags.moonphase == NEW_MOON)
		pline("Be careful! New moon tonight.");

	initrack();

	for (;;) {
		if (flags.move) {	/* actual time passed */
			settrack();

			if (moves % 2 == 0 ||
			    (!(Fast & ~INTRINSIC) && (!Fast || rn2(3)))) {
				movemon();
				if (!rn2(70))
					makemon(NULL, 0, 0);
			}
			if (Glib)
				glibr();
			p_timeout();
			++moves;
			if (flags.time)
				flags.botl = 1;
			if (u.uhp < 1) {
				pline("You die...");
				done("died");
			}
			if (u.uhp * 10 < u.uhpmax && moves - wailmsg > 50) {
				wailmsg = moves;
				if (u.uhp == 1)
					pline("You hear the wailing of the Banshee...");
				else
					pline("You hear the howling of the CwnAnnwn...");
			}
			if (u.uhp < u.uhpmax) {
				if (u.ulevel > 9) {
					if (Regeneration || !(moves % 3)) {
						flags.botl = 1;
						u.uhp += rnd((int)u.ulevel - 9);
						if (u.uhp > u.uhpmax)
							u.uhp = u.uhpmax;
					}
				} else if (Regeneration ||
				    (!(moves % (22 - u.ulevel * 2)))) {
					flags.botl = 1;
					u.uhp++;
				}
			}
			if (Teleportation && !rn2(85))
				tele();
			if (Searching && multi >= 0)
				dosearch();
			gethungry();
			invault();
			amulet();
		}
		if (multi < 0) {
			if (!++multi) {
				pline("%s", nomovemsg ? nomovemsg :
				      "You can move again.");
				nomovemsg = 0;
				if (afternmv)
					(*afternmv)();
				afternmv = NULL;
			}
		}
		find_ac();
#ifndef QUEST
		if (!flags.mv || Blind)
#endif
		{
			seeobjs();
			seemons();
			nscr();
		}
		if (flags.botl || flags.botlx)
			bot();

		flags.move = 1;

		if (multi >= 0 && occupation) {
			if (monster_nearby())
				stop_occupation();
			else if ((*occupation)() == 0)
				occupation = NULL;
			continue;
		}

		if (multi > 0) {
#ifdef QUEST
			if (flags.run >= 4)
				finddir();
#endif
			lookaround();
			if (!multi) {	/* lookaround may clear multi */
				flags.move = 0;
				continue;
			}
			if (flags.mv) {
				if (multi < COLNO && !--multi)
					flags.mv = flags.run = 0;
				domove();
			} else {
				--multi;
				rhack(save_cm);
			}
		} else if (multi == 0) {
#ifdef MAIL
			ckmailstatus();
#endif
			rhack(NULL);
		}
		if (multi && multi % 7 == 0)
			fflush(stdout);
	}
}
Beispiel #10
0
/* 
	This is the routine that is executed from a new thread 
*/
void *do_chld(void *arg)
{


	// starter loging
	bblog(DEBUGINFO, "searchd_child: Starting new thread.");
	bblog(DEBUGINFO, "searchd: do_chld()");

	// deklarerer variabler
	struct searchd_configFORMAT *searchd_config = arg;
	int   mysocfd = (*searchd_config).newsockfd;
	struct timeval globalstart_time, globalend_time;
	FILE *LOGFILE;
	int 	i,n;
	struct queryNodeHederFormat queryNodeHeder;
	struct SiderFormat *Sider;
	int net_status;
	int ranking;
	struct hashtable *crc32hashmap;
	int nrOfSubnames;
	config_setting_t *cfgstring;
	config_setting_t *cfgcollection;
	config_setting_t *cfgcollections;
	struct subnamesConfigFormat subnamesDefaultsConfig;
	char **Data;
        int Count;
        char groupOrQuery[1024];
        groupOrQuery[0] = '\0';


	struct SiderHederFormat *SiderHeder;


	// Setter signalhånterer for allarm. Hvis allarm skjer i straten av programet, er noe seriøst galt. For eks er vi tom for minne.
	//Da fungerer det dårlig å logge, syslog kan kalle malloc og slikt. Vil resette den til en versjon som logger før vi kjører søk.	
       	signal (SIGALRM, catch_alarm_nolog);

	/* Set an alarm to go off in a little while. This so we don't run forever if we get en ever loop */
       	alarm (searchd_config->optAlarm);


	dp_priority_locl_start();


	// første malloc. Har vi forlite minne vil vi henge her.
	if ((SiderHeder  = malloc(sizeof(struct SiderHederFormat))) == NULL) {
		bblog(ERROR, "malloc()");
		bblog(CLEAN, "~do_chld()");
		return 0;
	}


	gettimeofday(&globalstart_time, NULL);

	
	#ifdef WITH_THREAD
		bblog(DEBUGINFO, "Child thread [%d]: Socket number = %d", pthread_self(), mysocfd);
	#else
		bblog(DEBUGINFO, "Socket number = %d",mysocfd);
	#endif

	#ifdef DEBUG
        	struct timeval start_time, end_time;
	#endif

	// Setter signalhånterer for allarm. Hvis allarm skjer i straten av programet, er noe seriøst galt. For eks er vi tom for minne.
	//Da fungerer det dårlig å logge, syslog kan kalle malloc og slikt. Nå resetter vi den den til en versjon som logger søk.	
       	signal (SIGALRM, catch_alarm);

	/* Disable tcp delay */
	int nodelayflag = 1;
	setsockopt(mysocfd, IPPROTO_TCP, TCP_NODELAY, &nodelayflag, sizeof(int));


	/* read from the given socket */

	if ((i=recv(mysocfd, &queryNodeHeder, sizeof(queryNodeHeder),MSG_WAITALL)) == -1) {
		bblog_errno(ERROR, "recv()");
	}

	// Read collections /w cfg.
	if ((recv(mysocfd, &nrOfSubnames, sizeof nrOfSubnames, MSG_WAITALL)) == -1)
		bblog_errno(ERROR, "recv nrOfSubnames");

	bblog(DEBUGINFO, "nrOfSubnames: %d",nrOfSubnames);
	struct subnamesFormat subnames[nrOfSubnames];
	if (nrOfSubnames > 0) {
		if ((recv(mysocfd, &subnames, sizeof subnames, MSG_WAITALL)) == -1)
			bblog_errno(ERROR, "recv subnames");
	}


	//sender svar med en gang at vi kan gjøre dette
	net_status = net_CanDo;
	//if ((n=sendall(mysocfd,&net_status, sizeof(net_status))) != sizeof(net_status)) {
	if ((n=send(mysocfd,&net_status, sizeof(net_status),MSG_NOSIGNAL)) != sizeof(net_status)) {
		bblog_errno(ERROR, "searchd_child: Warning! Sent only %i of %i bytes at %s:%d",n,sizeof(net_status),__FILE__,__LINE__);
	}


	bblog(DEBUGINFO, "MaxsHits %i",queryNodeHeder.MaxsHits);
	//Sider  = (struct SiderFormat *)malloc(sizeof(struct SiderFormat) * (queryNodeHeder.MaxsHits));
	bblog(DEBUGINFO, "Ranking search?");


	#ifndef BLACK_BOKS
	//ToDo: må ha låsing her
        if ((LOGFILE = bfopen("config/query.log","a")) == NULL) {
                bblog_errno(ERROR, "logfile");
        }
        else {
                fprintf(LOGFILE,"%s\n",queryNodeHeder.query);
                fclose(LOGFILE);
        }
	#endif

	bblog(DEBUGINFO, "searchd_child: Incoming query: %s",queryNodeHeder.query);

	strcpy(SiderHeder->servername,servername);

#ifndef WITHOUT_THESAURUS
	// TODO: Denne må skalere til flere språk:
	char	*lang = NULL;
	switch (queryNodeHeder.lang)
	    {
		case LANG_NBO: lang = "nbo"; break;
		case LANG_ENG: lang = "eng"; break;
	    }

	bblog(INFO, "[searchd] lang_id = %i", queryNodeHeder.lang);
	bblog(INFO, "[searchd] lang = %s", lang);

	searchd_config->thesaurusp = NULL;
	if (lang != NULL && searchd_config->thesaurus_all != NULL)
	    {
		iterator	it = map_find(searchd_config->thesaurus_all, lang);
		if (it.valid)
		    {
			bblog(INFO, "[searchd] Loading %s thesaurus", lang);
			searchd_config->thesaurusp = map_val(it).ptr;
		    }
		else
		    {
			bblog(INFO, "[searchd] No thesaurus for %s", lang);
		    }
	    }
#endif

/***************************************/
	 	/****************/

	//dekoder subname

	bblog(DEBUGINFO, "nrOfSubnames %i",nrOfSubnames);
  	
/*
	nrOfSubnames = 1;

	subnames = malloc(sizeof(struct subnamesFormat) * nrOfSubnames);

	strscpy(subnames[0].subname,"www",sizeof(subnames[0].subname));
*/

	#ifdef DEBUG
	bblog(DEBUGINFO, "searchd_child: ");
	bblog(DEBUGINFO, "##########################################################");
	bblog(DEBUGINFO, "searchd_child: subnames:");
	bblog(DEBUGINFO, "Total of %i", nrOfSubnames);
	for (i=0;i<nrOfSubnames;i++) {
		bblog(DEBUGINFO, "searchd_child: subname nr %i: \"%s\"",i,subnames[i].subname);
	}
	bblog(DEBUGINFO, "searchd_child: ##########################################################");
	#endif

	SiderHeder->filtypesnrof = MAXFILTYPES;

	SiderHeder->errorstrlen=sizeof(SiderHeder->errorstr);



	int parsing_failed;
	attr_conf *navmenu_cfg = parse_navmenu_cfg(queryNodeHeder.navmenucfg, &parsing_failed, globalOptVerbose);
	if (parsing_failed) {
		SiderHeder->responstype = searchd_responstype_error;
		snprintf(SiderHeder->errorstr, sizeof SiderHeder->errorstr, 
			"An error occurred while parsing configuration for navigation menu.");
		SiderHeder->errorstrlen = strlen(SiderHeder->errorstr); // TODO: is errorstrlen even used?
	}


	if (!dosearch(queryNodeHeder.query, strlen(queryNodeHeder.query),&Sider,SiderHeder,SiderHeder->hiliteQuery,
		servername,subnames,nrOfSubnames,queryNodeHeder.MaxsHits,
		queryNodeHeder.start, queryNodeHeder.filterOn, 
		"",queryNodeHeder.orderby,SiderHeder->dates,queryNodeHeder.search_user,
		&SiderHeder->filters,
		searchd_config,
		SiderHeder->errorstr, &SiderHeder->errorstrlen,
		&global_DomainIDs, queryNodeHeder.HTTP_USER_AGENT,
		groupOrQuery, queryNodeHeder.anonymous, navmenu_cfg,
		spelling
		)) 
	{
		bblog(WARN, "searchd_child: dosearch did not return success");
		SiderHeder->responstype 	= searchd_responstype_error;
		//setter at vi ikke hadde noen svar
		SiderHeder->TotaltTreff 	= 0;
		SiderHeder->showabal		= 0;

		bblog(ERROR, "searchd_child: can't do dosearch: \"%s\"", SiderHeder->errorstr);
	}

	show_attributes_destroy(navmenu_cfg);

		

	dp_priority_locl_end();

	//kopierer inn subnames. Kan bare sende over MAX_COLLECTIONS, men søker i alle
	for (i=0;((i<MAX_COLLECTIONS) && (i<nrOfSubnames));i++) {
		SiderHeder->subnames[i] = subnames[i];
	}

	SiderHeder->nrOfSubnames = i--;

	if (globalOptVerbose) {
		bblog(INFO, "searchd_child: subnames:");
		for (i=0;i<SiderHeder->nrOfSubnames;i++) {
			bblog(INFO, "searchd_child: \t%s: %i",SiderHeder->subnames[i].subname,SiderHeder->subnames[i].hits);
		}
	
		bblog(INFO, "searchd_child:");
	}
	//finer først tiden vi brukte
        gettimeofday(&globalend_time, NULL);
        SiderHeder->total_usecs = getTimeDifference(&globalstart_time,&globalend_time);

	
	//printf("query \"%s\", TotaltTreff %i,showabal %i,filtered %i,total_usecs %f\n",queryNodeHeder.query,SiderHeder->TotaltTreff,SiderHeder->showabal,SiderHeder->filtered,SiderHeder->total_usecs);

	bblog(CLEAN, "|%-40s | %-11i | %-11i | %-11i | %-11f|",
		queryNodeHeder.query,
		SiderHeder->TotaltTreff,
		SiderHeder->showabal,
		SiderHeder->filtered,
		SiderHeder->total_usecs);

	#ifdef DEBUG
	gettimeofday(&start_time, NULL);
	#endif


	#if 1


	#ifdef DEBUG
	gettimeofday(&end_time, NULL);
	bblog(DEBUGINFO, "searchd_child: Time debug: sending SiderHeder %f",getTimeDifference(&start_time,&end_time));
	#endif
	

	#ifdef DEBUG
	gettimeofday(&start_time, NULL);
	#endif

	struct sendarrayFormat{
		int size;
		void *p;
		int copy;
	};

	void send_to_array (struct sendarrayFormat *sendarray, int *sendarraylength, void *p, int size, int copy) {

		#ifdef DEBUG
		printf("send_to_array(sendarraylength=%i,size=%i)\n",*sendarraylength,size);
		#endif

		if (size == 0) {
			return;
		}

		sendarray[*sendarraylength].copy = copy;
	
		if (copy) {
			sendarray[*sendarraylength].p = malloc(size);
			memcpy(sendarray[*sendarraylength].p,p,size); 
			sendarray[*sendarraylength].size = size;
		}
		else {
			sendarray[*sendarraylength].p = p;
			sendarray[*sendarraylength].size = size; 

		}
		*sendarraylength += 1;
	}
Beispiel #11
0
	void
normal()
{
	register u_char	c;
	long 			n;
	int				flag = FALSE;
	int 			type = 0;		/* used in some operations to modify type */
	int 			dir = FORWARD;	/* search direction */
	u_char			nchar = NUL;
	int				finish_op;
	linenr_t		Prenum1;
	char			searchbuff[CMDBUFFSIZE];		/* buffer for search string */
	FPOS			*pos;
	register char	*ptr;
	int				command_busy = FALSE;

	static linenr_t	redo_Quote_nlines;
	static int		redo_Quote_type;
	static long		redo_Quote_col;

	Prenum = 0;
	/*
	 * If there is an operator pending, then the command we take this time
	 * will terminate it. Finish_op tells us to finish the operation before
	 * returning this time (unless the operation was cancelled).
	 */
	finish_op = (operator != NOP);

	if (!finish_op && !yankbuffer)
		opnum = 0;

	if (vpeekc() == NUL || KeyTyped == TRUE)
		premsg(NUL, NUL);
	State = NORMAL_BUSY;
	c = vgetc();

	/* Pick up any leading digits and compute 'Prenum' */
	while ((c >= '1' && c <= '9') || (Prenum > 0 && (c == DEL || c == '0')))
	{
		if (c == DEL)
				Prenum /= 10;
		else
				Prenum = Prenum * 10 + (c - '0');
		premsg(' ', NUL);
		c = vgetc();
	}

	/*
	 * If we're in the middle of an operator (including after entering a yank
	 * buffer with ") AND we had a count before the
	 * operator, then that count overrides the current value of Prenum. What
	 * this means effectively, is that commands like "3dw" get turned into
	 * "d3w" which makes things fall into place pretty neatly.
	 * If you give a count before AND after the operator, they are multiplied.
	 */
	if (opnum != 0)
	{
			if (Prenum)
				Prenum *= opnum;
			else
				Prenum = opnum;
			opnum = 0;
	}

	Prenum1 = (Prenum == 0 ? 1 : Prenum);		/* Prenum often defaults to 1 */
	premsg(c, NUL);

	/*
	 * get an additional character if we need one
	 */
	if (strchr("@zZtTfF[]rm'`\"", c) || (c == 'v' && Recording == FALSE))
	{
		State = NOMAPPING;
		nchar = vgetc();		/* no macro mapping for this char */
		premsg(c, nchar);
	}
	flushbuf();			/* flush the premsg() characters onto the screen so we can
							see them while the command is being executed */

	if (c != 'z')	/* the 'z' command gets another character */
	{
		State = NORMAL;
		script_winsize_pp();
	}
	if (nchar == ESC)
	{
		CLEAROP;
		goto normal_end;
	}
	switch (c)
	{

/*
 * 0: Macros
 */
	  case 'v': 		/* (stop) recording into a named buffer */
		CHECKCLEAROP;
		if (!dorecord(nchar))
				CLEAROPBEEP;
		break;

	 case '@':			/* execute a named buffer */
		CHECKCLEAROP;
		while (Prenum1--)
			if (!doexecbuf(nchar))
			{
				CLEAROPBEEP;
				break;
			}
		break;

/*
 * 1: Screen positioning commands
 */
	  case CTRL('D'):
		flag = TRUE;

	  case CTRL('U'):
		CHECKCLEAROP;
		if (Prenum)
			p_scroll = (Prenum > Rows - 1) ? Rows - 1 : Prenum;
		n = (p_scroll < Rows) ? p_scroll : Rows - 1;
		if (flag)
		{
				scrollup(n);
				onedown(n);
		}
		else
		{
				scrolldown(n);
				oneup(n);
		}
		updateScreen(VALID);
		break;

	  case CTRL('B'):
	  case K_SUARROW:
		dir = BACKWARD;

	  case CTRL('F'):
	  case K_SDARROW:
		CHECKCLEAROP;
		onepage(dir, Prenum1);
		break;

	  case CTRL('E'):
		CHECKCLEAROP;
		scrollup(Prenum1);
		updateScreen(VALID);
		break;

	  case CTRL('Y'):
		CHECKCLEAROP;
		scrolldown(Prenum1);
		updateScreen(VALID);
		break;

	  case 'z':
		CHECKCLEAROP;
		if (isdigit(nchar))
		{
			/*
			 * we misuse some variables to be able to call premsg()
			 */
			operator = c;
			opnum = Prenum;
			Prenum = nchar - '0';
			for (;;)
			{
				premsg(' ', NUL);
				nchar = vgetc();
				State = NORMAL;
				script_winsize_pp();
				if (nchar == DEL)
					Prenum /= 10;
				else if (isdigit(nchar))
					Prenum = Prenum * 10 + (nchar - '0');
				else if (nchar == CR)
				{
					set_winsize((int)Columns, (int)Prenum, TRUE);
					break;
				}
				else
				{
					CLEAROPBEEP;
					break;
				}
			}
			operator = NOP;
			break;
		}

		if (Prenum)		/* line number given */
		{
			if (Prenum > line_count)
				Curpos.lnum = line_count;
			else
				Curpos.lnum = Prenum;
		}
		State = NORMAL;
		script_winsize_pp();
		switch (nchar)
		{
		  case NL:				/* put Curpos at top of screen */
		  case CR:
			Topline = Prenum;
			updateScreen(VALID);
			break;

		  case '.': 			/* put Curspos in middle of screen */
			n = Rows / 2;
			goto dozcmd;

		  case '-': 			/* put Curpos at bottom of screen */
			n = Rows - 1;
			/* FALLTHROUGH */

	dozcmd:
			{
				register linenr_t	lp = Prenum;
				register long		l = 0;

				while ((l < n) && (lp != 0))
				{
					l += plines(lp);
					Topline = lp;
					--lp;
				}
			}
			updateScreen(VALID);
			break;

		  default:
			CLEAROPBEEP;
		}
		break;

/*
 *	  2: Control commands
 */
	  case ':':
	    if (Quote.lnum)
			goto dooperator;
		CHECKCLEAROP;
		docmdline(NULL);
		break;

	  case K_HELP:
		CHECKCLEAROP;
		help();
		break;

	  case CTRL('L'):
		CHECKCLEAROP;
		updateScreen(CLEAR);
		break;

	  case CTRL('G'):
		CHECKCLEAROP;
		fileinfo();
		break;

	  case K_CCIRCM:			/* shorthand command */
		CHECKCLEAROPQ;
		if (getaltfile((int)Prenum, (linenr_t)0, TRUE))
			emsg(e_noalt);
		break;

	  case 'Z': 		/* write, if changed, and exit */
		CHECKCLEAROPQ;
		if (nchar != 'Z')
		{
			CLEAROPBEEP;
			break;
		}
		stuffReadbuff(":x\n");
		break;

	  case CTRL(']'):			/* :ta to current identifier */
		CHECKCLEAROPQ;
	  case '*': 				/* / to current identifier */
	  case '#': 				/* ? to current identifier */
	  case 'K':					/* run program for current identifier */
		{
			register int 	col;

			ptr = nr2ptr(Curpos.lnum);
			col = Curpos.col;

			/*
			 * skip to start of identifier.
			 */
			while (ptr[col] != NUL && !isidchar(ptr[col]))
				++col;

			/*
			 * Back up to start of identifier. This doesn't match the
			 * real vi but I like it a little better and it shouldn't bother
			 * anyone.
			 */
			while (col > 0 && isidchar(ptr[col - 1]))
				--col;

			if (!isidchar(ptr[col]))
			{
				CLEAROPBEEP;
				break;
			}

			if (Prenum)
				stuffnumReadbuff(Prenum);
			switch (c)
			{
				case '*':
					stuffReadbuff("/");
					break;
				case '#':
					stuffReadbuff("?");
					break;
				case 'K':
					stuffReadbuff(":! ");
					stuffReadbuff(p_kp);
					stuffReadbuff(" ");
					break;
				default:
					stuffReadbuff(":ta ");
			}

			/*
			 * Now grab the chars in the identifier
			 */
			while (isidchar(ptr[col]))
			{
				stuffReadbuff(mkstr(ptr[col]));
				++col;
			}
			stuffReadbuff("\n");
		}
		break;

	  case CTRL('T'):		/* backwards in tag stack */
			CHECKCLEAROPQ;
	  		dotag("", 2, (int)Prenum1);
			break;

/*
 * Cursor motions
 */
	  case 'G':
		mtype = MLINE;
		setpcmark();
		if (Prenum == 0 || Prenum > line_count)
				Curpos.lnum = line_count;
		else
				Curpos.lnum = Prenum;
		beginline(TRUE);
		break;

	  case 'H':
	  case 'M':
		if (c == 'M')
				n = Rows / 2;
		else
				n = Prenum;
		mtype = MLINE;
		Curpos.lnum = Topline;
		while (n && onedown((long)1))
				--n;
		beginline(TRUE);
		break;

	  case 'L':
		mtype = MLINE;
		Curpos.lnum = Botline - 1;
		for (n = Prenum; n && oneup((long)1); n--)
				;
		beginline(TRUE);
		break;

	  case 'l':
	  case K_RARROW:
	  case ' ':
		mtype = MCHAR;
		mincl = FALSE;
		n = Prenum1;
		while (n--)
		{
			if (!oneright())
			{
				if (operator == NOP)
					beep();
				else
				{
					if (lineempty(Curpos.lnum))
						CLEAROPBEEP;
					else
					{
						mincl = TRUE;
						if (n)
							beep();
					}
				}
				break;
			}
		}
		set_want_col = TRUE;
		break;

	  case 'h':
	  case K_LARROW:
	  case CTRL('H'):
	  case DEL:
		mtype = MCHAR;
		mincl = FALSE;
		n = Prenum1;
		while (n--)
		{
			if (!oneleft())
			{
				if (operator != DELETE && operator != CHANGE)
					beep();
				else if (Prenum1 == 1)
					CLEAROPBEEP;
				break;
			}
		}
		set_want_col = TRUE;
		break;

	  case '-':
		flag = TRUE;
		/* FALLTHROUGH */

	  case 'k':
	  case K_UARROW:
	  case CTRL('P'):
		mtype = MLINE;
		if (!oneup(Prenum1))
			CLEAROPBEEP;
		else if (flag)
			beginline(TRUE);
		break;

	  case '+':
	  case CR:
		flag = TRUE;
		/* FALLTHROUGH */

	  case 'j':
	  case K_DARROW:
	  case CTRL('N'):
	  case NL:
		mtype = MLINE;
		if (!onedown(Prenum1))
			CLEAROPBEEP;
		else if (flag)
			beginline(TRUE);
		break;

		/*
		 * This is a strange motion command that helps make operators more
		 * logical. It is actually implemented, but not documented in the
		 * real 'vi'. This motion command actually refers to "the current
		 * line". Commands like "dd" and "yy" are really an alternate form of
		 * "d_" and "y_". It does accept a count, so "d3_" works to delete 3
		 * lines.
		 */
	  case '_':
lineop:
		mtype = MLINE;
		if (!onedown((long)(Prenum1 - 1)))
			CLEAROPBEEP;
		else if (operator != YANK)	/* 'Y' does not move cursor */
			beginline(TRUE);
		break;

	  case '|':
		mtype = MCHAR;
		mincl = TRUE;
		beginline(FALSE);
		if (Prenum > 0)
			coladvance((colnr_t)(Prenum - 1));
		Curswant = Prenum - 1;
		break;

		/*
		 * Word Motions
		 */

	  case 'B':
		type = 1;
		/* FALLTHROUGH */

	  case 'b':
	  case K_SLARROW:
		mtype = MCHAR;
		mincl = FALSE;
		set_want_col = TRUE;
		if (bck_word(Prenum1, type))
			CLEAROPBEEP;
		break;

	  case 'E':
		type = 1;
		/* FALLTHROUGH */

	  case 'e':
		mincl = TRUE;
		goto dowrdcmd;

	  case 'W':
		type = 1;
		/* FALLTHROUGH */

	  case 'w':
	  case K_SRARROW:
		mincl = FALSE;
		flag = TRUE;
		/*
		 * This is a little strange. To match what the real vi does, we
		 * effectively map 'cw' to 'ce', and 'cW' to 'cE', provided that we are
		 * not on a space or a TAB. This seems
		 * impolite at first, but it's really more what we mean when we say
		 * 'cw'.
		 */
		if (operator == CHANGE && (n = gcharCurpos()) != ' ' && n != TAB &&
																n != NUL)
		{
			mincl = TRUE;
			flag = FALSE;
		}

dowrdcmd:
		mtype = MCHAR;
		set_want_col = TRUE;
		if (flag)
			n = fwd_word(Prenum1, type);
		else
			n = end_word(Prenum1, type, operator == CHANGE);
		if (n)
		{
			CLEAROPBEEP;
			break;
		}
		/*
		 * if we do a 'dw' for the last word in a line, we only delete the rest
		 * of the line, not joining the two lines.
		 */
		if (operator == DELETE && Prenum1 == 1 && startop.lnum != Curpos.lnum)
		{
				Curpos = startop;
				while (oneright())
					;
				mincl = TRUE;
		}
		break;

	  case '$':
		mtype = MCHAR;
		mincl = TRUE;
		Curswant = 29999;				/* so we stay at the end */
		if (!onedown((long)(Prenum1 - 1)))
		{
				CLEAROPBEEP;
				break;
		}
		if (Quote_block)
			updateScreen(NOT_VALID);
		break;

	  case '^':
		flag = TRUE;
		/* FALLTHROUGH */

	  case '0':
		mtype = MCHAR;
		mincl = TRUE;
		beginline(flag);
		break;

/*
 * 4: Searches
 */
	  case '?':
	  case '/':
		if (!getcmdline(c, (u_char *)searchbuff))
		{
				CLEAROP;
				break;
		}
		mtype = MCHAR;
		mincl = FALSE;
		set_want_col = TRUE;

		n = dosearch(c == '/' ? FORWARD : BACKWARD, searchbuff, FALSE, Prenum1);
		if (n == 0)
				CLEAROPBEEP;
		else if (n == 2)
				mtype = MLINE;
		break;

	  case 'N':
		flag = 1;

	  case 'n':
		mtype = MCHAR;
		mincl = FALSE;
		set_want_col = TRUE;
		if (!dosearch(0, NULL, flag, Prenum1))
			CLEAROPBEEP;
		break;

		/*
		 * Character searches
		 */
	  case 'T':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 't':
		type = 1;
		goto docsearch;

	  case 'F':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 'f':
docsearch:
		mtype = MCHAR;
		mincl = TRUE;
		set_want_col = TRUE;
		if (!searchc(nchar, dir, type, Prenum1))
		{
			CLEAROPBEEP;
		}
		break;

	  case ',':
		flag = 1;
		/* FALLTHROUGH */

	  case ';':
	    dir = flag;
	    goto docsearch;		/* nchar == NUL, thus repeat previous search */

		/*
		 * section or C function searches
		 */

	  case '[':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case ']':
		mtype = MLINE;
		set_want_col = TRUE;
		flag = '{';
		if (nchar != c)
		{
			if (nchar == '[' || nchar == ']')
				flag = '}';
			else
			{
				CLEAROPBEEP;
				break;
			}
		}
		if (dir == FORWARD && operator != NOP)	/* e.g. y]] searches for '}' */
			flag = '}';
		if (!findpar(dir, Prenum1, flag))
		{
			CLEAROPBEEP;
		}
		break;

	  case '%':
		mincl = TRUE;
	    if (Prenum)		/* {cnt}% : goto {cnt} percentage in file */
		{
			if (Prenum > 100)
				CLEAROPBEEP;
			else
			{
				mtype = MLINE;
				setpcmark();
				Curpos.lnum = line_count * Prenum / 100;
				Curpos.col = 0;
			}
		}
		else			/* % : go to matching paren */
		{
			mtype = MCHAR;
			if ((pos = showmatch()) == NULL)
				CLEAROPBEEP;
			else
			{
				setpcmark();
				Curpos = *pos;
				set_want_col = TRUE;
			}
		}
		break;

	  case '(':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case ')':
		mtype = MCHAR;
		if (c == ')')
			mincl = FALSE;
		else
			mincl = TRUE;
		set_want_col = TRUE;

		if (!findsent(dir, Prenum1))
			CLEAROPBEEP;
		break;

	  case '{':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case '}':
		mtype = MCHAR;
		mincl = FALSE;
		set_want_col = TRUE;

		if (!findpar(dir, Prenum1, NUL))
			CLEAROPBEEP;
		break;

/*
 * 5: Edits
 */
	  case '.':
		CHECKCLEAROPQ;
		if (!start_redo(Prenum))
			CLEAROPBEEP;
		break;

	  case 'u':
	    if (Quote.lnum)
			goto dooperator;
	  case K_UNDO:
		CHECKCLEAROPQ;
		u_undo((int)Prenum1);
		set_want_col = TRUE;
		break;

	  case CTRL('R'):
		CHECKCLEAROPQ;
	  	u_redo((int)Prenum1);
		set_want_col = TRUE;
		break;

	  case 'U':
	    if (Quote.lnum)
			goto dooperator;
		CHECKCLEAROPQ;
		u_undoline();
		set_want_col = TRUE;
		break;

	  case 'r':
	    if (Quote.lnum)
		{
			c = 'c';
			goto dooperator;
		}
		CHECKCLEAROPQ;
		n = strlen(nr2ptr(Curpos.lnum)) - Curpos.col;
		if (n < Prenum1)			/* not enough characters to replace */
		{
			CLEAROPBEEP;
			break;
		}

		prep_redo(Prenum1, 'r', NUL, nchar);
		stuffnumReadbuff(Prenum1);
		stuffReadbuff("R");
		stuffReadbuff(mkstr(nchar));
		stuffReadbuff("\033");
		break;

	  case 'J':
	    if (Quote.lnum)		/* join the quoted lines */
		{
			if (Curpos.lnum > Quote.lnum)
			{
				Prenum = Curpos.lnum - Quote.lnum + 1;
				Curpos.lnum = Quote.lnum;
			}
			else
				Prenum = Quote.lnum - Curpos.lnum + 1;
			Quote.lnum = 0;
		}
		CHECKCLEAROP;
		if (Prenum <= 1)
				Prenum = 2; 	/* default for join is two lines! */
		if (Curpos.lnum + Prenum - 1 > line_count)	/* beyond last line */
		{
			CLEAROPBEEP;
			break;
		}

		prep_redo(Prenum, 'J', NUL, NUL);
		dodojoin(Prenum, TRUE, TRUE);
		break;

	  case 'P':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 'p':
		CHECKCLEAROPQ;
		prep_redo(Prenum, c, NUL, NUL);
		doput(dir, Prenum1);
		break;

	  case CTRL('A'):			/* add to number */
	  case CTRL('S'):			/* subtract from number */
		CHECKCLEAROPQ;
		{
			register int 	col;
			char			buf[30];
			int				hex;		/* 'x' or 'X': hexadecimal; '0': octal */
			static int		hexupper = FALSE;	/* 0xABC */

			ptr = nr2ptr(Curpos.lnum);
			col = Curpos.col;

				/* first check if we are on a hexadecimal number */
			while (col > 0 && isxdigit(ptr[col]))
				--col;
			if (col > 0 && toupper(ptr[col]) == 'X' && ptr[col - 1] == '0' && isxdigit(ptr[col + 1]))
				--col;		/* found hexadecimal number */
			else
			{
				/* first search forward and then backward for start of number */
				col = Curpos.col;

				while (ptr[col] != NUL && !isdigit(ptr[col]))
					++col;

				while (col > 0 && isdigit(ptr[col - 1]))
					--col;
			}

			if (isdigit(ptr[col]) && u_saveCurpos())
			{
				set_want_col = TRUE;
				prep_redo(Prenum1, c, NUL, NUL);

				if (ptr[col] != '0')
					hex = 0;				/* decimal */
				else
				{
					hex = toupper(ptr[col + 1]);		/* assume hexadecimal */
					if (hex != 'X' || !isxdigit(ptr[col + 2]))
					{
						if (isdigit(hex))
							hex = '0';		/* octal */
						else
							hex = 0;		/* 0 by itself is decimal */
					}
				}

				if (!hex && col > 0 && ptr[col - 1] == '-')
					--col;

				ptr += col;
				if (hex == '0')
					sscanf(ptr, "%lo", &n);
				else if (hex)
					sscanf(ptr, "%lx", &n);	/* "%X" doesn't work! */
				else
					n = atol(ptr);

				if (c == CTRL('A'))
					n += Prenum1;
				else
					n -= Prenum1;

				if (hex == 'X')					/* skip the '0x' */
					col += 2;
				Curpos.col = col;
				do								/* delete the old number */
				{
					if (isalpha(c))
					{
						if (isupper(c))
							hexupper = TRUE;
						else
							hexupper = FALSE;
					}
					delchar(FALSE);
					c = gcharCurpos();
				}
				while (hex ? (hex == '0' ? c >= '0' && c <= '7' : isxdigit(c)) : isdigit(c));

				if (hex == '0')
					sprintf(buf, "0%lo", n);
				else if (hexupper)
					sprintf(buf, "%lX", n);
				else if (hex)
					sprintf(buf, "%lx", n);
				else
					sprintf(buf, "%ld", n);
				insstr(buf);					/* insert the new number */
				--Curpos.col;
				updateline();
			}
			else
				beep();
		}
		break;

/*
 * 6: Inserts
 */
	  case 'A':
		set_want_col = TRUE;
		while (oneright())
				;
		/* FALLTHROUGH */

	  case 'a':
		CHECKCLEAROPQ;
		/* Works just like an 'i'nsert on the next character. */
		if (u_saveCurpos())
		{
			if (!lineempty(Curpos.lnum))
				incCurpos();
			startinsert(c, FALSE, Prenum1);
			command_busy = TRUE;
		}
		break;

	  case 'I':
		beginline(TRUE);
		/* FALLTHROUGH */

	  case 'i':
		CHECKCLEAROPQ;
		if (u_saveCurpos())
		{
			startinsert(c, FALSE, Prenum1);
			command_busy = TRUE;
		}
		break;

	  case 'o':
	  	if (Quote.lnum)	/* switch start and end of quote */
		{
			Prenum = Quote.lnum;
			Quote.lnum = Curpos.lnum;
			Curpos.lnum = Prenum;
			n = Quote.col;
			Quote.col = Curpos.col;
			Curpos.col = n;
			break;
		}
		CHECKCLEAROP;
		if (u_save(Curpos.lnum, (linenr_t)(Curpos.lnum + 1)) && Opencmd(FORWARD, TRUE))
		{
			startinsert('o', TRUE, Prenum1);
			command_busy = TRUE;
		}
		break;

	  case 'O':
		CHECKCLEAROPQ;
		if (u_save((linenr_t)(Curpos.lnum - 1), Curpos.lnum) && Opencmd(BACKWARD, TRUE))
		{
			startinsert('O', TRUE, Prenum1);
			command_busy = TRUE;
		}
		break;

	  case 'R':
	    if (Quote.lnum)
		{
			c = 'c';
			Quote.col = QUOTELINE;
			goto dooperator;
		}
		CHECKCLEAROPQ;
		if (u_saveCurpos())
		{
			startinsert('R', FALSE, Prenum1);
			command_busy = TRUE;
		}
		break;

/*
 * 7: Operators
 */
	  case '~': 		/* swap case */
	  /*
	   * if tilde is not an operator and Quoting is off: swap case
	   * of a single character
	   */
		if (!p_to && !Quote.lnum)
		{
			CHECKCLEAROPQ;
			if (lineempty(Curpos.lnum))
			{
				CLEAROPBEEP;
				break;
			}
			prep_redo(Prenum, '~', NUL, NUL);

			if (!u_saveCurpos())
				break;

			for (; Prenum1 > 0; --Prenum1)
			{
				if (gcharCurpos() == NUL)
					break;
				swapchar(&Curpos);
				incCurpos();
			}

			set_want_col = TRUE;
			CHANGED;
			updateline();
			break;
		}
		/*FALLTHROUGH*/

	  case 'd':
	  case 'c':
	  case 'y':
	  case '>':
	  case '<':
	  case '!':
	  case '=':
	  case 'V':
dooperator:
		n = strchr(opchars, c) - opchars + 1;
		if (n == operator)		/* double operator works on lines */
			goto lineop;
		CHECKCLEAROP;
		if (Prenum != 0)
			opnum = Prenum;
		startop = Curpos;
		operator = n;
		break;

/*
 * 8: Abbreviations
 */

	 /* when quoting the next commands are operators */
	  case 'S':
	  case 'Y':
	  case 'D':
	  case 'C':
	  case 'x':
	  case 'X':
	  case 's':
	  	if (Quote.lnum)
		{
			static char trans[] = "ScYyDdCcxdXdsc";

			if (isupper(c))			/* uppercase means linewise */
				Quote.col = QUOTELINE;
			c = *(strchr(trans, c) + 1);
			goto dooperator;
		}

	  case '&':
		CHECKCLEAROPQ;
		if (Prenum)
			stuffnumReadbuff(Prenum);

		if (c == 'S')
		{
			beginline((int)p_ai);
			substituting = TRUE;
		}
		else if (c == 'Y' && p_ye)
			c = 'Z';
		{
				static char *(ar[9]) = {"dl", "dh", "d$", "c$", "cl", "c$", "yy", "y$", ":s\r"};
				static char *str = "xXDCsSYZ&";

				stuffReadbuff(ar[strchr(str, c) - str]);
		}
		break;

/*
 * 9: Marks
 */

	  case 'm':
		CHECKCLEAROP;
		if (!setmark(nchar))
			CLEAROPBEEP;
		break;

	  case '\'':
		flag = TRUE;
		/* FALLTHROUGH */

	  case '`':
		pos = getmark(nchar, (operator == NOP));
		if (pos == (FPOS *)-1)	/* jumped to other file */
		{
			if (flag)
				beginline(TRUE);
			break;
		}

		if (pos != NULL)
			setpcmark();

cursormark:
		if (pos == NULL)
			CLEAROPBEEP;
		else
		{
			Curpos = *pos;
			if (flag)
				beginline(TRUE);
		}
		mtype = flag ? MLINE : MCHAR;
		mincl = FALSE;		/* ignored if not MCHAR */
		set_want_col = TRUE;
		break;

	case CTRL('O'):			/* goto older pcmark */
		Prenum1 = -Prenum1;
		/* FALLTHROUGH */

	case CTRL('I'):			/* goto newer pcmark */
		CHECKCLEAROPQ;
		pos = movemark((int)Prenum1);
		if (pos == (FPOS *)-1)	/* jump to other file */
		{
			set_want_col = TRUE;
			break;
		}
		goto cursormark;

/*
 * 10. Buffer setting
 */
	  case '"':
		CHECKCLEAROP;
		if (isalnum(nchar) || nchar == '.')
		{
			yankbuffer = nchar;
			opnum = Prenum;		/* remember count before '"' */
		}
		else
			CLEAROPBEEP;
		break;

/*
 * 11. Quoting
 */
 	  case 'q':
	  case 'Q':
	  case CTRL('Q'):
		CHECKCLEAROP;
		Quote_block = FALSE;
		if (Quote.lnum)					/* stop quoting */
		{
			Quote.lnum = 0;
			updateScreen(NOT_VALID);	/* delete the inversion */
		}
		else							/* start quoting */
		{
			Quote = Curpos;
			if (c == 'Q')				/* linewise */
				Quote.col = QUOTELINE;
			else if (c == CTRL('Q'))	/* blockwise */
				Quote_block = TRUE;
			updateline();				/* start the inversion */
		}
		break;

/*
 * 12. Suspend
 */

 	case CTRL('Z'):
		CLEAROP;
		Quote.lnum = 0;					/* stop quoting */
		stuffReadbuff(":st!\r");		/* no autowrite */
		break;

/*
 * The end
 */
	  case ESC:
	    if (Quote.lnum)
		{
			Quote.lnum = 0;			/* stop quoting */
			updateScreen(NOT_VALID);
		}

	  default:					/* not a known command */
		CLEAROPBEEP;
		break;

	}	/* end of switch on command character */

/*
 * if we didn't start or finish an operator, reset yankbuffer, unless we
 * need it later.
 */
	if (!finish_op && !operator && strchr("\"DCYSsXx", c) == NULL)
		yankbuffer = 0;

	/*
	 * If an operation is pending, handle it...
	 */
	if ((Quote.lnum || finish_op) && operator != NOP)
	{
		if (operator != YANK && !Quote.lnum)		/* can't redo yank */
		{
				prep_redo(Prenum, opchars[operator - 1], c, nchar);
				if (c == '/' || c == '?')		/* was a search */
				{
						AppendToRedobuff(searchbuff);
						AppendToRedobuff(NL_STR);
				}
		}

		if (redo_Quote_busy)
		{
			startop = Curpos;
			Curpos.lnum += redo_Quote_nlines - 1;
			switch (redo_Quote_type)
			{
			case 'Q':	Quote.col = QUOTELINE;
						break;

			case CTRL('Q'):
						Quote_block = TRUE;
						break;

			case 'q':		
						if (redo_Quote_nlines <= 1)
							Curpos.col += redo_Quote_col;
						else
							Curpos.col = redo_Quote_col;
						break;
			}
			if (redo_Quote_col == 29999)
			{
				Curswant = 29999;
				coladvance(29999);
			}
		}
		else if (Quote.lnum)
			startop = Quote;


		if (lt(startop, Curpos))
		{
			endop = Curpos;
			Curpos = startop;
		}
		else
		{
			endop = startop;
			startop = Curpos;
		}
		nlines = endop.lnum - startop.lnum + 1;

		if (Quote.lnum || redo_Quote_busy)
		{
			if (Quote_block)				/* block mode */
			{
				startvcol = getvcol(&startop, 2);
				n = getvcol(&endop, 2);
				if (n < startvcol)
					startvcol = n;

			/* if '$' was used, get endvcol from longest line */
				if (Curswant == 29999)
				{
					Curpos.col = 29999;
					endvcol = 0;
					for (Curpos.lnum = startop.lnum; Curpos.lnum <= endop.lnum; ++Curpos.lnum)
						if ((n = getvcol(&Curpos, 3)) > endvcol)
							endvcol = n;
					Curpos = startop;
				}
				else if (redo_Quote_busy)
					endvcol = startvcol + redo_Quote_col;
				else
				{
					endvcol = getvcol(&startop, 3);
					n = getvcol(&endop, 3);
					if (n > endvcol)
						endvcol = n;
				}
				coladvance(startvcol);
			}

	/*
	 * prepare to redo quoting: this is based on the size
	 * of the quoted text
	 */
			if (operator != YANK)		/* can't redo yank */
			{
				prep_redo(0L, 'q', opchars[operator - 1], NUL);
				if (Quote_block)
					redo_Quote_type = CTRL('Q');
				else if (Quote.col == QUOTELINE)
					redo_Quote_type = 'Q';
				else
					redo_Quote_type = 'q';
				if (Curswant == 29999)
					redo_Quote_col = 29999;
				else if (Quote_block)
					redo_Quote_col = endvcol - startvcol;
				else if (nlines > 1)
					redo_Quote_col = endop.col;
				else
					redo_Quote_col = endop.col - startop.col;
				redo_Quote_nlines = nlines;
			}

			mincl = TRUE;
			if (Quote.col == QUOTELINE)
				mtype = MLINE;
			else
				mtype = MCHAR;

			redo_Quote_busy = FALSE;
			/*
			 * Switch quoting off now, so screen updating does
			 * not show inverted text when the screen is redrawn.
			 * With YANK and sometimes with COLON there is no screen redraw, so
			 * it is done here to remove the inverted part.
			 */
			Quote.lnum = 0;
			if (operator == YANK || operator == COLON)
				updateScreen(NOT_VALID);
		}

		set_want_col = 1;
		if (!mincl && !equal(startop, endop))
			oneless = 1;
		else
			oneless = 0;

		switch (operator)
		{
		  case LSHIFT:
		  case RSHIFT:
			adjust_lnum();
			doshift(operator);
			break;

		  case DELETE:
			dodelete();
			break;

		  case YANK:
			doyank(FALSE);
			break;

		  case CHANGE:
			dochange();
			break;

		  case FILTER:
			AppendToRedobuff("!\n");	/* strange but necessary */

		  case INDENT:
		  case COLON:
			adjust_lnum();
			sprintf(IObuff, ":%ld,%ld", (long)startop.lnum, (long)endop.lnum);
			stuffReadbuff(IObuff);
			if (operator != COLON)
				stuffReadbuff("!");
			if (operator == INDENT)
			{
				stuffReadbuff(p_ep);
				stuffReadbuff("\n");
			}
				/*	docmdline() does the rest */
			break;

		  case TILDE:
		  case UPPER:
		  case LOWER:
			dotilde();
			break;

		  case FORMAT:
			adjust_lnum();
			doformat();
			break;

		  default:
			CLEAROPBEEP;
		}
		operator = NOP;
		Quote_block = FALSE;
		yankbuffer = 0;
	}

normal_end:
	premsg(-1, NUL);
	if (restart_edit && operator == NOP && Quote.lnum == 0 && !command_busy && stuff_empty() && yankbuffer == 0)
		startinsert(NUL, FALSE, 1L);
}
Beispiel #12
0
Datei: much.c Projekt: gabc/much
int
main(int argc, char **argv)
{
        FILE *fp;
        FILE *in;

        if(argc == 2){
                fp = fopen(argv[1], "r");
                in = stdin;
        } else {
                fp = stdin;
                in = fopen("/dev/tty", "r");
        }
        if(!fp || !in)
                err(1, "Cannot open files");


        signal(SIGINT, finish);

        (void) initscr();
        (void) keypad(stdscr, TRUE);
        (void) nonl();
        (void) cbreak();
        (void) noecho();

        (void) read_file(fp);

        v_end = LINES;
        (void) repaint();

	lastreg = malloc(80 * sizeof(char*));
	if(!lastreg)
		err(1, "can't lastreg");

        for(;;){
                int c = getch();
                switch(c){
                case 'j':
                        godown();
                        break;
                case 'k':
                        goup();
                        break;
                case '<':
                        gostart();
                        break;
                case '>':
                        goend();
                        break;
                case 'q':
                        finish(0);
                        break;
		case KEY_NPAGE:
		case ' ':
			downpage();
			break;
		case KEY_PPAGE:
		case KEY_BACKSPACE:
			uppage();
			break;
		case '/':
			dosearch();
			break;
		case '?':
			dobacksearch();
			break;
		case 12: /* ^L */
			repaint();
			break;
                }
        }
}
Beispiel #13
0
	void
normal()
{
	register int	c;
	long 			n;
	int				flag = FALSE;
	int				flag2 = FALSE;
	int 			type = 0;				/* type of operation */
	int 			dir = FORWARD;			/* search direction */
	int				nchar = NUL;
	int				finish_op;
	linenr_t		Prenum1;
	char_u			searchbuff[CMDBUFFSIZE];/* buffer for search string */
	FPOS			*pos = NULL;			/* init for gcc */
	register char_u	*ptr;
	int				command_busy = FALSE;
	static int		didwarn = FALSE;		/* warned for broken inversion */
	int				modified = FALSE;		/* changed current buffer */
	int				ctrl_w = FALSE;			/* got CTRL-W command */

		/* the visual area is remembered for reselection */
	static linenr_t	resel_Visual_nlines;		/* number of lines */
	static int		resel_Visual_type = 0;	/* type 'v', 'V' or CTRL-V */
	static colnr_t	resel_Visual_col;		/* number of columns or end column */
		/* the visual area is remembered for redo */
	static linenr_t	redo_Visual_nlines;		/* number of lines */
	static int		redo_Visual_type = 0;	/* type 'v', 'V' or CTRL-V */
	static colnr_t	redo_Visual_col;		/* number of columns or end column */
	static long		redo_Visual_Prenum;		/* Prenum for operator */

	Prenum = 0;
	/*
	 * If there is an operator pending, then the command we take this time
	 * will terminate it. Finish_op tells us to finish the operation before
	 * returning this time (unless the operation was cancelled).
	 */
	finish_op = (operator != NOP);

	if (!finish_op && !yankbuffer)
		opnum = 0;

	if (p_sc && (vpeekc() == NUL || KeyTyped == TRUE))
		premsg(NUL, NUL);
	State = NORMAL_BUSY;
	c = vgetc();

getcount:
	/* Pick up any leading digits and compute 'Prenum' */
	while ((c >= '1' && c <= '9') || (Prenum != 0 && (c == DEL || c == '0')))
	{
		if (c == DEL)
				Prenum /= 10;
		else
				Prenum = Prenum * 10 + (c - '0');
		if (Prenum < 0)			/* got too large! */
			Prenum = 999999999;
		premsg(ctrl_w ? Ctrl('W') : ' ', NUL);
		c = vgetc();
	}

/*
 * If we got CTRL-W there may be a/another count
 */
	if (c == Ctrl('W') && !ctrl_w)
	{
		ctrl_w = TRUE;
		opnum = Prenum;						/* remember first count */
		Prenum = 0;
		State = ONLYKEY;					/* no mapping for nchar, but keys */
		premsg(c, NUL);
		c = vgetc();						/* get next character */
		goto getcount;						/* jump back */
	}

	/*
	 * If we're in the middle of an operator (including after entering a yank
	 * buffer with ") AND we had a count before the
	 * operator, then that count overrides the current value of Prenum. What
	 * this means effectively, is that commands like "3dw" get turned into
	 * "d3w" which makes things fall into place pretty neatly.
	 * If you give a count before AND after the operator, they are multiplied.
	 */
	if (opnum != 0)
	{
			if (Prenum)
				Prenum *= opnum;
			else
				Prenum = opnum;
			opnum = 0;
	}

	Prenum1 = (Prenum == 0 ? 1 : Prenum);		/* Prenum often defaults to 1 */
	premsg(c, NUL);

	/*
	 * get an additional character if we need one
	 * for CTRL-W we already got it when looking for a count
	 */
	if (ctrl_w)
	{
		nchar = c;
		c = Ctrl('W');
		premsg(c, nchar);
	}
	else if (strchr("@zZtTfF[]mg'`\"", c) || (c == 'q' && !Recording && !Exec_reg) ||
										(c == 'r' && !VIsual.lnum))
	{
		State = NOMAPPING;
		nchar = vgetc();		/* no macro mapping for this char */
		premsg(c, nchar);
	}
	if (p_sc)
		flushbuf();		/* flush the premsg() characters onto the screen so we can
							see them while the command is being executed */

/*
 * For commands that don't get another character we can put the State back to
 * NORMAL and check for a window size change.
 */
	if (STRCHR("z:/?", c) == NULL)
		State = NORMAL;
	if (nchar == ESC)
	{
		CLEAROP;
		goto normal_end;
	}
	switch (c)
	{

/*
 * 0: Macros
 */
	  case 'q': 		/* (stop) recording into a named register */
		CHECKCLEAROP;
						/* command is ignored while executing a register */
		if (!Exec_reg && dorecord(nchar) == FAIL)
			CLEAROPBEEP;
		break;

	 case '@':			/* execute a named buffer */
		CHECKCLEAROP;
		while (Prenum1--)
		{
			if (doexecbuf(nchar) == FAIL)
			{
				CLEAROPBEEP;
				break;
			}
		}
		break;

/*
 * 1: Screen positioning commands
 */
	  case Ctrl('D'):
		flag = TRUE;

	  case Ctrl('U'):
		CHECKCLEAROP;
		if (Prenum)
			curwin->w_p_scroll = (Prenum > curwin->w_height) ? curwin->w_height : Prenum;
		n = (curwin->w_p_scroll <= curwin->w_height) ? curwin->w_p_scroll : curwin->w_height;
		if (flag)
		{
				curwin->w_topline += n;
				if (curwin->w_topline > curbuf->b_ml.ml_line_count)
					curwin->w_topline = curbuf->b_ml.ml_line_count;
				comp_Botline(curwin);		/* compute curwin->w_botline */
				(void)onedown(n);
		}
		else
		{
				if (n >= curwin->w_cursor.lnum)
					n = curwin->w_cursor.lnum - 1;
				Prenum1 = curwin->w_cursor.lnum - n;
				scrolldown(n);
				if (Prenum1 < curwin->w_cursor.lnum)
					curwin->w_cursor.lnum = Prenum1;
		}
		beginline(TRUE);
		updateScreen(VALID);
		break;

	  case Ctrl('B'):
	  case K_SUARROW:
		dir = BACKWARD;

	  case Ctrl('F'):
	  case K_SDARROW:
		CHECKCLEAROP;
		(void)onepage(dir, Prenum1);
		break;

	  case Ctrl('E'):
		CHECKCLEAROP;
		scrollup(Prenum1);
				/* We may have moved to another line -- webb */
		coladvance(curwin->w_curswant);
		updateScreen(VALID);
		break;

	  case Ctrl('Y'):
		CHECKCLEAROP;
		scrolldown(Prenum1);
				/* We may have moved to another line -- webb */
		coladvance(curwin->w_curswant);
		updateScreen(VALID);
		break;

	  case 'z':
		CHECKCLEAROP;
		if (isdigit(nchar))
		{
			/*
			 * we misuse some variables to be able to call premsg()
			 */
			operator = c;
			opnum = Prenum;
			Prenum = nchar - '0';
			for (;;)
			{
				premsg(' ', NUL);
				nchar = vgetc();
				State = NORMAL;
				if (nchar == DEL)
					Prenum /= 10;
				else if (isdigit(nchar))
					Prenum = Prenum * 10 + (nchar - '0');
				else if (nchar == CR)
				{
					win_setheight((int)Prenum);
					break;
				}
				else
				{
					CLEAROPBEEP;
					break;
				}
			}
			operator = NOP;
			break;
		}

		if (Prenum && Prenum != curwin->w_cursor.lnum)	/* line number given */
		{
			setpcmark();
			if (Prenum > curbuf->b_ml.ml_line_count)
				curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
			else
				curwin->w_cursor.lnum = Prenum;
		}
		State = NORMAL;			/* for updateScreen() */
		switch (nchar)
		{
		  case NL:				/* put curwin->w_cursor at top of screen */
		  case CR:
			beginline(TRUE);
		  case 't':
			curwin->w_topline = curwin->w_cursor.lnum;
			break;

		  case '.': 			/* put curwin->w_cursor in middle of screen */
		  case 'z':
			n = (curwin->w_height + plines(curwin->w_cursor.lnum)) / 2;
			goto dozcmd;

		  case '-': 			/* put curwin->w_cursor at bottom of screen */
		  case 'b':
			n = curwin->w_height;
			/* FALLTHROUGH */

	dozcmd:
			{
				register linenr_t	lp = curwin->w_cursor.lnum;
				register long		l = plines(lp);

				do
				{
					curwin->w_topline = lp;
					if (--lp == 0)
						break;
					l += plines(lp);
				} while (l <= n);
			}
			if (nchar != 'z' && nchar != 'b')
				beginline(TRUE);
			break;

		  case Ctrl('S'):	/* ignore CTRL-S and CTRL-Q to avoid problems */
		  case Ctrl('Q'):	/* with terminals that use xon/xoff */
		  	break;

		  default:
			CLEAROPBEEP;
		}
		updateScreen(VALID);
		break;

/*
 *	  2: Control commands
 */
	  case ':':
	    if (VIsual.lnum)
			goto dooperator;
		CHECKCLEAROP;
		/*
		 * translate "count:" into ":.,.+(count - 1)"
		 */
		if (Prenum)
		{
			stuffReadbuff((char_u *)".");
			if (Prenum > 1)
			{
				stuffReadbuff((char_u *)",.+");
				stuffnumReadbuff((long)Prenum - 1L);
			}
		}
		docmdline(NULL);
		modified = TRUE;
		break;

	  case K_HELP:
		CHECKCLEAROP;
		help();
		break;

	  case Ctrl('L'):
		CHECKCLEAROP;
		updateScreen(CLEAR);
		break;

	  case Ctrl('G'):
		CHECKCLEAROP;
		fileinfo(did_cd || Prenum);	/* print full name if count given or :cd used */
		break;

	  case K_CCIRCM:			/* CTRL-^, short for ":e #" */
		CHECKCLEAROPQ;
		(void)buflist_getfile((int)Prenum, (linenr_t)0, TRUE);
		break;

	  case 'Z': 		/* write, if changed, and exit */
		CHECKCLEAROPQ;
		if (nchar != 'Z')
		{
			CLEAROPBEEP;
			break;
		}
		stuffReadbuff((char_u *)":x\n");
		break;

	  case Ctrl(']'):			/* :ta to current identifier */
		CHECKCLEAROPQ;
	  case '*': 				/* / to current identifier or string */
	  case '#': 				/* ? to current identifier or string */
	  case 'K':					/* run program for current identifier */
		{
			register int 	col;
			register int	i;

			/*
			 * if i == 0: try to find an identifier
			 * if i == 1: try to find any string
			 */
			ptr = ml_get(curwin->w_cursor.lnum);
			for (i = 0;	i < 2; ++i)
			{
				/*
				 * skip to start of identifier/string
				 */
				col = curwin->w_cursor.col;
				while (ptr[col] != NUL &&
							(i == 0 ? !isidchar(ptr[col]) : iswhite(ptr[col])))
					++col;

				/*
				 * Back up to start of identifier/string. This doesn't match the
				 * real vi but I like it a little better and it shouldn't bother
				 * anyone.
				 */
				while (col > 0 && (i == 0 ? isidchar(ptr[col - 1]) :
							(!iswhite(ptr[col - 1]) && !isidchar(ptr[col - 1]))))
					--col;

				/*
				 * if identifier found or not '*' or '#' command, stop searching
				 */
				if (isidchar(ptr[col]) || (c != '*' && c != '#'))
					break;
			}
			/*
			 * did't find an identifier of string
			 */
			if (ptr[col] == NUL || (!isidchar(ptr[col]) && i == 0))
			{
				CLEAROPBEEP;
				break;
			}

			if (Prenum)
				stuffnumReadbuff(Prenum);
			switch (c)
			{
				case '*':
					stuffReadbuff((char_u *)"/");
					goto sow;

				case '#':
					stuffReadbuff((char_u *)"?");
sow:				if (i == 0)
						stuffReadbuff((char_u *)"\\<");
					break;

				case 'K':
					stuffReadbuff((char_u *)":! ");
					stuffReadbuff(p_kp);
					stuffReadbuff((char_u *)" ");
					break;
				default:
					stuffReadbuff((char_u *)":ta ");
			}

			/*
			 * Now grab the chars in the identifier
			 */
			while (i == 0 ? isidchar(ptr[col]) :
								(ptr[col] != NUL && !iswhite(ptr[col])))
			{
				stuffcharReadbuff(ptr[col]);
				++col;
			}
			if ((c == '*' || c == '#') && i == 0)
				stuffReadbuff((char_u *)"\\>");
			stuffReadbuff((char_u *)"\n");
		}
		break;

	  case Ctrl('T'):		/* backwards in tag stack */
			CHECKCLEAROPQ;
	  		dotag((char_u *)"", 2, (int)Prenum1);
			break;

/*
 * Cursor motions
 */
	  case 'G':
		mtype = MLINE;
		setpcmark();
		if (Prenum == 0 || Prenum > curbuf->b_ml.ml_line_count)
				curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
		else
				curwin->w_cursor.lnum = Prenum;
		beginline(TRUE);
		break;

	  case 'H':
	  case 'M':
		if (c == 'M')
				n = (curwin->w_height - curwin->w_empty_rows) / 2;
		else
				n = Prenum;
		mtype = MLINE;
		setpcmark();
		curwin->w_cursor.lnum = curwin->w_topline;
		while (n && onedown((long)1) == OK)
				--n;
		beginline(TRUE);
		break;

	  case 'L':
		mtype = MLINE;
		setpcmark();
		curwin->w_cursor.lnum = curwin->w_botline - 1;
		for (n = Prenum; n && oneup((long)1) == OK; n--)
				;
		beginline(TRUE);
		break;

	  case 'l':
	  case K_RARROW:
	  case ' ':
		mtype = MCHAR;
		mincl = FALSE;
		n = Prenum1;
		while (n--)
		{
			if (oneright() == FAIL)
			{
					/* space wraps to next line if 'whichwrap' bit 1 set */
					/* 'l' wraps to next line if 'whichwrap' bit 2 set */
					/* CURS_RIGHT wraps to next line if 'whichwrap' bit 3 set */
				if (((c == ' ' && (p_ww & 2)) ||
					 (c == 'l' && (p_ww & 4)) ||
					 (c == K_RARROW && (p_ww & 8))) &&
					 	curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
				{
					++curwin->w_cursor.lnum;
					curwin->w_cursor.col = 0;
					curwin->w_set_curswant = TRUE;
					continue;
				}
				if (operator == NOP)
					beep();
				else
				{
					if (lineempty(curwin->w_cursor.lnum))
						CLEAROPBEEP;
					else
					{
						mincl = TRUE;
						if (n)
							beep();
					}
				}
				break;
			}
		}
		break;

	  case Ctrl('H'):
	  case 'h':
	  case K_LARROW:
	  case DEL:
		mtype = MCHAR;
		mincl = FALSE;
		n = Prenum1;
		while (n--)
		{
			if (oneleft() == FAIL)
			{
					/* backspace and del wrap to previous line if 'whichwrap'
					 *											bit 0 set */
					/* 'h' wraps to previous line if 'whichwrap' bit 2 set */
					/* CURS_LEFT wraps to previous line if 'whichwrap' bit 3 set */
				if ((((c == Ctrl('H') || c == DEL) && (p_ww & 1)) ||
					 (c == 'h' && (p_ww & 4)) ||
					 (c == K_LARROW && (p_ww & 8))) &&
							curwin->w_cursor.lnum > 1)
				{
					--(curwin->w_cursor.lnum);
					coladvance(MAXCOL);
					curwin->w_set_curswant = TRUE;
					continue;
				}
				else if (operator != DELETE && operator != CHANGE)
					beep();
				else if (Prenum1 == 1)
					CLEAROPBEEP;
				break;
			}
		}
		break;

	  case '-':
		flag = TRUE;
		/* FALLTHROUGH */

	  case 'k':
	  case K_UARROW:
	  case Ctrl('P'):
		mtype = MLINE;
		if (oneup(Prenum1) == FAIL)
			CLEAROPBEEP;
		else if (flag)
			beginline(TRUE);
		break;

	  case '+':
	  case CR:
		flag = TRUE;
		/* FALLTHROUGH */

	  case 'j':
	  case K_DARROW:
	  case Ctrl('N'):
	  case NL:
		mtype = MLINE;
		if (onedown(Prenum1) == FAIL)
			CLEAROPBEEP;
		else if (flag)
			beginline(TRUE);
		break;

		/*
		 * This is a strange motion command that helps make operators more
		 * logical. It is actually implemented, but not documented in the
		 * real 'vi'. This motion command actually refers to "the current
		 * line". Commands like "dd" and "yy" are really an alternate form of
		 * "d_" and "y_". It does accept a count, so "d3_" works to delete 3
		 * lines.
		 */
	  case '_':
lineop:
		mtype = MLINE;
		if (onedown((long)(Prenum1 - 1)) == FAIL)
			CLEAROPBEEP;
		if (operator != YANK)			/* 'Y' does not move cursor */
			beginline(TRUE);
		break;

	  case '|':
		mtype = MCHAR;
		mincl = TRUE;
		beginline(FALSE);
		if (Prenum > 0)
			coladvance((colnr_t)(Prenum - 1));
		curwin->w_curswant = (colnr_t)(Prenum - 1);
			/* keep curswant at the column where we wanted to go, not where
				we ended; differs is line is too short */
		curwin->w_set_curswant = FALSE;
		break;

		/*
		 * Word Motions
		 */

	  case 'B':
		type = 1;
		/* FALLTHROUGH */

	  case 'b':
	  case K_SLARROW:
		mtype = MCHAR;
		mincl = FALSE;
		curwin->w_set_curswant = TRUE;
		if (bck_word(Prenum1, type))
			CLEAROPBEEP;
		break;

	  case 'E':
		type = 1;
		/* FALLTHROUGH */

	  case 'e':
		mincl = TRUE;
		goto dowrdcmd;

	  case 'W':
		type = 1;
		/* FALLTHROUGH */

	  case 'w':
	  case K_SRARROW:
		mincl = FALSE;
		flag = TRUE;
		/*
		 * This is a little strange. To match what the real vi does, we
		 * effectively map 'cw' to 'ce', and 'cW' to 'cE', provided that we are
		 * not on a space or a TAB. This seems
		 * impolite at first, but it's really more what we mean when we say
		 * 'cw'.
		 * Another strangeness: When standing on the end of a word "ce" will
		 * change until the end of the next wordt, but "cw" will change only
		 * one character! This is done by setting type to 2.
		 */
		if (operator == CHANGE && (n = gchar_cursor()) != ' ' && n != TAB &&
																n != NUL)
		{
			mincl = TRUE;
			flag = FALSE;
			flag2 = TRUE;
		}

dowrdcmd:
		mtype = MCHAR;
		curwin->w_set_curswant = TRUE;
		if (flag)
			n = fwd_word(Prenum1, type, operator != NOP);
		else
			n = end_word(Prenum1, type, flag2);
		if (n)
		{
			CLEAROPBEEP;
			break;
		}
#if 0
		/*
		 * If we do a 'dw' for the last word in a line, we only delete the rest
		 * of the line, not joining the two lines, unless the current line is empty.
		 */
		if (operator == DELETE && Prenum1 == 1 &&
				curbuf->b_startop.lnum != curwin->w_cursor.lnum && !lineempty(startop.lnum))
		{
				curwin->w_cursor = curbuf->b_startop;
				while (oneright() == OK)
					;
				mincl = TRUE;
		}
#endif
		break;

	  case '$':
		mtype = MCHAR;
		mincl = TRUE;
		curwin->w_curswant = MAXCOL;				/* so we stay at the end */
		if (onedown((long)(Prenum1 - 1)) == FAIL)
		{
			CLEAROPBEEP;
			break;
		}
		break;

	  case '^':
		flag = TRUE;
		/* FALLTHROUGH */

	  case '0':
		mtype = MCHAR;
		mincl = FALSE;
		beginline(flag);
		break;

/*
 * 4: Searches
 */
	  case '?':
	  case '/':
		if (!getcmdline(c, searchbuff))
		{
			CLEAROP;
			break;
		}
		mtype = MCHAR;
		mincl = FALSE;
		curwin->w_set_curswant = TRUE;

		n = dosearch(c, searchbuff, FALSE, Prenum1, TRUE, TRUE);
		if (n == 0)
			CLEAROP;
		else if (n == 2)
			mtype = MLINE;
		break;

	  case 'N':
		flag = 1;

	  case 'n':
		mtype = MCHAR;
		mincl = FALSE;
		curwin->w_set_curswant = TRUE;
		if (!dosearch(0, NULL, flag, Prenum1, TRUE, TRUE))
			CLEAROP;
		break;

		/*
		 * Character searches
		 */
	  case 'T':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 't':
		type = 1;
		goto docsearch;

	  case 'F':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 'f':
docsearch:
		mtype = MCHAR;
		if (dir == BACKWARD)
			mincl = FALSE;
		else
			mincl = TRUE;
		curwin->w_set_curswant = TRUE;
		if (!searchc(nchar, dir, type, Prenum1))
			CLEAROPBEEP;
		break;

	  case ',':
		flag = 1;
		/* FALLTHROUGH */

	  case ';':
	    dir = flag;
	    goto docsearch;		/* nchar == NUL, thus repeat previous search */

		/*
		 * section or C function searches
		 */
	  case '[':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case ']':
		mtype = MCHAR;
		mincl = FALSE;

		/*
		 * "[f" or "]f" : Edit file under the cursor (same as "gf")
		 */
		if ((c == ']' || c == '[') && nchar == 'f')
			goto gotofile;

		/*
		 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
		 */
		if ((c == '[' && (nchar == '{' || nchar == '(')) ||
		   ((c == ']' && (nchar == '}' || nchar == ')'))))
		{
			FPOS old_pos;

			old_pos = curwin->w_cursor;
			while (Prenum1--)
			{
				if ((pos = showmatch(nchar)) == NULL)
				{
					CLEAROPBEEP;
					break;
				}
				curwin->w_cursor = *pos;
			}
			curwin->w_cursor = old_pos;
			if (pos != NULL)
			{
				setpcmark();
				curwin->w_cursor = *pos;
				curwin->w_set_curswant = TRUE;
			}
			break;
		}

		/*
		 * "[[", "[]", "]]" and "][": move to start or end of function
		 */
		if (nchar == '[' || nchar == ']')
		{
			if (nchar == c)				/* "]]" or "[[" */
				flag = '{';
			else
				flag = '}';				/* "][" or "[]" */

			curwin->w_set_curswant = TRUE;
			/*
			 * Imitate strange vi behaviour: When using "]]" with an operator we
			 * also stop at '}'.
			 */
			if (!findpar(dir, Prenum1, flag,
							(operator != NOP && dir == FORWARD && flag == '{')))
				CLEAROPBEEP;
			break;
		}

		/*
		 * "[p" and "]p": put with indent adjustment
		 */
		if (nchar == 'p')
		{
			doput((c == ']') ? FORWARD : BACKWARD, Prenum1, TRUE);
			modified = TRUE;
			break;
		}

		/*
		 * end of '[' and ']': not a valid nchar
		 */
		CLEAROPBEEP;
		break;

	  case '%':
		mincl = TRUE;
	    if (Prenum)		/* {cnt}% : goto {cnt} percentage in file */
		{
			if (Prenum > 100)
				CLEAROPBEEP;
			else
			{
				mtype = MLINE;
				setpcmark();
						/* round up, so CTRL-G will give same value */
				curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * Prenum + 99) / 100;
				beginline(TRUE);
			}
		}
		else			/* % : go to matching paren */
		{
			mtype = MCHAR;
			if ((pos = showmatch(NUL)) == NULL)
				CLEAROPBEEP;
			else
			{
				setpcmark();
				curwin->w_cursor = *pos;
				curwin->w_set_curswant = TRUE;
			}
		}
		break;

	  case '(':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case ')':
		mtype = MCHAR;
		if (c == ')')
			mincl = FALSE;
		else
			mincl = TRUE;
		curwin->w_set_curswant = TRUE;

		if (!findsent(dir, Prenum1))
			CLEAROPBEEP;
		break;

	  case '{':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case '}':
		mtype = MCHAR;
		mincl = FALSE;
		curwin->w_set_curswant = TRUE;
		if (!findpar(dir, Prenum1, NUL, FALSE))
			CLEAROPBEEP;
		break;

/*
 * 5: Edits
 */
	  case '.':
		CHECKCLEAROPQ;
		if (start_redo(Prenum) == FAIL)
			CLEAROPBEEP;
		modified = TRUE;
		break;

	  case 'u':
	    if (VIsual.lnum)
			goto dooperator;
	  case K_UNDO:
		CHECKCLEAROPQ;
		u_undo((int)Prenum1);
		curwin->w_set_curswant = TRUE;
		modified = TRUE;
		break;

	  case Ctrl('R'):
		CHECKCLEAROPQ;
	  	u_redo((int)Prenum1);
		curwin->w_set_curswant = TRUE;
		modified = TRUE;
		break;

	  case 'U':
	    if (VIsual.lnum)
			goto dooperator;
		CHECKCLEAROPQ;
		u_undoline();
		curwin->w_set_curswant = TRUE;
		modified = TRUE;
		break;

	  case 'r':
	    if (VIsual.lnum)
		{
			c = 'c';
			goto dooperator;
		}
		CHECKCLEAROPQ;
		ptr = ml_get_cursor();
		if (STRLEN(ptr) < (unsigned)Prenum1)	/* not enough characters to replace */
		{
			CLEAROPBEEP;
			break;
		}
		/*
		 * Replacing with a line break or tab is done by edit(), because it
         * is complicated.
		 * Other characters are done below to avoid problems with things like
		 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
		 */
		if (nchar == '\r' || nchar == '\n' || nchar == '\t')
		{
			prep_redo(Prenum1, 'r', nchar, NUL);
			stuffnumReadbuff(Prenum1);
			stuffcharReadbuff('R');
			stuffcharReadbuff(nchar);
			stuffcharReadbuff(ESC);
			break;
		}

		if (nchar == Ctrl('V'))				/* get another character */
		{
			c = Ctrl('V');
			nchar = get_literal(&type);
			if (type)						/* typeahead */
				stuffcharReadbuff(type);
		}
		else
			c = NUL;
		prep_redo(Prenum1, 'r', c, nchar);
		if (!u_save_cursor())				/* save line for undo */
			break;
			/*
			 * Get ptr again, because u_save will have released the line.
			 * At the same time we let know that the line will be changed.
			 */
		ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE) + curwin->w_cursor.col;
		curwin->w_cursor.col += Prenum1 - 1;
		while (Prenum1--)					/* replace the characters */
			*ptr++ = nchar;
		curwin->w_set_curswant = TRUE;
		CHANGED;
		updateline();
		modified = TRUE;
		break;

	  case 'J':
	    if (VIsual.lnum)		/* join the visual lines */
		{
			if (curwin->w_cursor.lnum > VIsual.lnum)
			{
				Prenum = curwin->w_cursor.lnum - VIsual.lnum + 1;
				curwin->w_cursor.lnum = VIsual.lnum;
			}
			else
				Prenum = VIsual.lnum - curwin->w_cursor.lnum + 1;
			VIsual.lnum = 0;
		}
		CHECKCLEAROP;
		if (Prenum <= 1)
			Prenum = 2; 			/* default for join is two lines! */
		if (curwin->w_cursor.lnum + Prenum - 1 > curbuf->b_ml.ml_line_count)	/* beyond last line */
		{
			CLEAROPBEEP;
			break;
		}

		prep_redo(Prenum, 'J', NUL, NUL);
		dodojoin(Prenum, TRUE, TRUE);
		modified = TRUE;
		break;

	  case 'P':
		dir = BACKWARD;
		/* FALLTHROUGH */

	  case 'p':
		CHECKCLEAROPQ;
		prep_redo(Prenum, c, NUL, NUL);
		doput(dir, Prenum1, FALSE);
		modified = TRUE;
		break;

	  case Ctrl('A'):			/* add to number */
	  case Ctrl('X'):			/* subtract from number */
		CHECKCLEAROPQ;
		if (doaddsub((int)c, Prenum1) == OK)
			prep_redo(Prenum1, c, NUL, NUL);
		modified = TRUE;
		break;

/*
 * 6: Inserts
 */
	  case 'A':
		curwin->w_set_curswant = TRUE;
		while (oneright() == OK)
				;
		/* FALLTHROUGH */

	  case 'a':
		CHECKCLEAROPQ;
		/* Works just like an 'i'nsert on the next character. */
		if (u_save_cursor())
		{
			if (!lineempty(curwin->w_cursor.lnum))
				inc_cursor();
			startinsert(c, FALSE, Prenum1);
			modified = TRUE;
			command_busy = TRUE;
		}
		break;

	  case 'I':
		beginline(TRUE);
		/* FALLTHROUGH */

	  case 'i':
		CHECKCLEAROPQ;
		if (u_save_cursor())
		{
			startinsert(c, FALSE, Prenum1);
			modified = TRUE;
			command_busy = TRUE;
		}
		break;

	  case 'o':
	  	if (VIsual.lnum)	/* switch start and end of visual */
		{
			Prenum = VIsual.lnum;
			VIsual.lnum = curwin->w_cursor.lnum;
			curwin->w_cursor.lnum = Prenum;
			if (VIsual.col != VISUALLINE)
			{
				n = VIsual.col;
				VIsual.col = curwin->w_cursor.col;
				curwin->w_cursor.col = (int)n;
				curwin->w_set_curswant = TRUE;
			}
			break;
		}
		CHECKCLEAROP;
		if (u_save(curwin->w_cursor.lnum, (linenr_t)(curwin->w_cursor.lnum + 1)) &&
							Opencmd(FORWARD, TRUE, TRUE))
		{
			startinsert('o', TRUE, Prenum1);
			modified = TRUE;
			command_busy = TRUE;
		}
		break;

	  case 'O':
		CHECKCLEAROPQ;
		if (u_save((linenr_t)(curwin->w_cursor.lnum - 1), curwin->w_cursor.lnum) && Opencmd(BACKWARD, TRUE, TRUE))
		{
			startinsert('O', TRUE, Prenum1);
			modified = TRUE;
			command_busy = TRUE;
		}
		break;

	  case 'R':
	    if (VIsual.lnum)
		{
			c = 'c';
			VIsual.col = VISUALLINE;
			goto dooperator;
		}
		CHECKCLEAROPQ;
		if (u_save_cursor())
		{
			startinsert('R', FALSE, Prenum1);
			modified = TRUE;
			command_busy = TRUE;
		}
		break;

/*
 * 7: Operators
 */
	  case '~': 		/* swap case */
	  /*
	   * if tilde is not an operator and Visual is off: swap case
	   * of a single character
	   */
		if (!p_to && !VIsual.lnum)
		{
			CHECKCLEAROPQ;
			if (lineempty(curwin->w_cursor.lnum))
			{
				CLEAROPBEEP;
				break;
			}
			prep_redo(Prenum, '~', NUL, NUL);

			if (!u_save_cursor())
				break;

			for (; Prenum1 > 0; --Prenum1)
			{
				if (gchar_cursor() == NUL)
					break;
				swapchar(&curwin->w_cursor);
				inc_cursor();
			}

			curwin->w_set_curswant = TRUE;
			CHANGED;
			updateline();
			modified = TRUE;
			break;
		}
		/*FALLTHROUGH*/

	  case 'd':
	  case 'c':
	  case 'y':
	  case '>':
	  case '<':
	  case '!':
	  case '=':
	  case 'Q':
dooperator:
		n = STRCHR(opchars, c) - opchars + 1;
		if (n == operator)		/* double operator works on lines */
			goto lineop;
		CHECKCLEAROP;
		if (Prenum != 0)
			opnum = Prenum;
		curbuf->b_startop = curwin->w_cursor;
		operator = (int)n;
		break;

/*
 * 8: Abbreviations
 */

	 /* when Visual the next commands are operators */
	  case 'S':
	  case 'Y':
	  case 'D':
	  case 'C':
	  case 'x':
	  case 'X':
	  case 's':
	  	if (VIsual.lnum)
		{
			static char_u trans[] = "ScYyDdCcxdXdsc";

			if (isupper(c) && !Visual_block)		/* uppercase means linewise */
				VIsual.col = VISUALLINE;
			c = *(STRCHR(trans, c) + 1);
			goto dooperator;
		}

	  case '&':
		CHECKCLEAROPQ;
		if (Prenum)
			stuffnumReadbuff(Prenum);

		if (c == 'Y' && p_ye)
			c = 'Z';
		{
				static char_u *(ar[9]) = {(char_u *)"dl", (char_u *)"dh", (char_u *)"d$", (char_u *)"c$", (char_u *)"cl", (char_u *)"cc", (char_u *)"yy", (char_u *)"y$", (char_u *)":s\r"};
				static char_u *str = (char_u *)"xXDCsSYZ&";

				stuffReadbuff(ar[(int)(STRCHR(str, c) - str)]);
		}
		break;

/*
 * 9: Marks
 */

	  case 'm':
		CHECKCLEAROP;
		if (setmark(nchar) == FAIL)
			CLEAROPBEEP;
		break;

	  case '\'':
		flag = TRUE;
		/* FALLTHROUGH */

	  case '`':
		pos = getmark(nchar, (operator == NOP));
		if (pos == (FPOS *)-1)	/* jumped to other file */
		{
			if (flag)
				beginline(TRUE);
			break;
		}

		if (pos != NULL)
			setpcmark();

cursormark:
		if (pos == NULL || pos->lnum == 0)
			CLEAROPBEEP;
		else
		{
			curwin->w_cursor = *pos;
			if (flag)
				beginline(TRUE);
		}
		mtype = flag ? MLINE : MCHAR;
		mincl = FALSE;		/* ignored if not MCHAR */
		curwin->w_set_curswant = TRUE;
		break;

	case Ctrl('O'):			/* goto older pcmark */
		Prenum1 = -Prenum1;
		/* FALLTHROUGH */

	case Ctrl('I'):			/* goto newer pcmark */
		CHECKCLEAROPQ;
		pos = movemark((int)Prenum1);
		if (pos == (FPOS *)-1)	/* jump to other file */
		{
			curwin->w_set_curswant = TRUE;
			break;
		}
		goto cursormark;

/*
 * 10. Buffer setting
 */
	  case '"':
		CHECKCLEAROP;
		if (nchar != NUL && is_yank_buffer(nchar, FALSE))
		{
			yankbuffer = nchar;
			opnum = Prenum;		/* remember count before '"' */
		}
		else
			CLEAROPBEEP;
		break;

/*
 * 11. Visual
 */
 	  case 'v':
	  case 'V':
	  case Ctrl('V'):
		CHECKCLEAROP;
		Visual_block = FALSE;

			/* stop Visual */
		if (VIsual.lnum)
		{
			VIsual.lnum = 0;
			updateScreen(NOT_VALID);		/* delete the inversion */
		}
			/* start Visual */
		else
		{
			if (!didwarn && set_highlight('v') == FAIL)/* cannot highlight */
			{
				EMSG("Warning: terminal cannot highlight");
				didwarn = TRUE;
			}
			if (Prenum)						/* use previously selected part */
			{
				if (!resel_Visual_type)		/* there is none */
				{
					beep();
					break;
				}
				VIsual = curwin->w_cursor;
				if (resel_Visual_nlines > 1)
					curwin->w_cursor.lnum += resel_Visual_nlines * Prenum - 1;
				switch (resel_Visual_type)
				{
				case 'V':	VIsual.col = VISUALLINE;
							break;

				case Ctrl('V'):
							Visual_block = TRUE;
							break;

				case 'v':		
							if (resel_Visual_nlines <= 1)
								curwin->w_cursor.col += resel_Visual_col * Prenum - 1;
							else
								curwin->w_cursor.col = resel_Visual_col;
							break;
				}
				if (resel_Visual_col == MAXCOL)
				{
					curwin->w_curswant = MAXCOL;
					coladvance(MAXCOL);
				}
				else if (Visual_block)
					coladvance((colnr_t)(curwin->w_virtcol + resel_Visual_col * Prenum - 1));
				curs_columns(TRUE);			/* recompute w_virtcol */
				updateScreen(NOT_VALID);	/* show the inversion */
			}
			else
			{
				VIsual = curwin->w_cursor;
				if (c == 'V')				/* linewise */
					VIsual.col = VISUALLINE;
				else if (c == Ctrl('V'))	/* blockwise */
					Visual_block = TRUE;
				updateline();				/* start the inversion */
			}
		}
		break;

/*
 * 12. Suspend
 */

 	case Ctrl('Z'):
		CLEAROP;
		VIsual.lnum = 0;					/* stop Visual */
		stuffReadbuff((char_u *)":st\r");	/* with autowrite */
		break;

/*
 * 13. Window commands
 */

 	case Ctrl('W'):
		CHECKCLEAROP;
		do_window(nchar, Prenum);			/* everything is in window.c */
		break;

/*
 *   14. extended commands (starting with 'g')
 */
 	case 'g':
		switch (nchar)
		{
						/*
						 * "gf": goto file, edit file under cursor
						 * "]f" and "[f": can also be used.
						 */
			case 'f':
gotofile:
						ptr = file_name_at_cursor();
							/* do autowrite if necessary */
						if (curbuf->b_changed && curbuf->b_nwindows <= 1 && !p_hid)
							autowrite(curbuf);
						if (ptr != NULL)
						{
							setpcmark();
							stuffReadbuff((char_u *) ":e ");
							stuffReadbuff(ptr);
							stuffReadbuff((char_u *) "\n");
							free(ptr);
						}
						else
							CLEAROPBEEP;
						break;

						/*
						 * "gs": goto sleep
						 */
			case 's':	while (Prenum1-- && !got_int)
						{
							sleep(1);
							breakcheck();
						}
						break;

			default:	CLEAROPBEEP;
						break;
		}
		break;

/*
 * The end
 */
	  case ESC:
	    if (VIsual.lnum)
		{
			VIsual.lnum = 0;			/* stop Visual */
			updateScreen(NOT_VALID);
			CLEAROP;					/* don't beep */
			break;
		}
		/* Don't drop through and beep if we are canceling a command: */
		else if (operator != NOP || opnum || Prenum || yankbuffer)
		{
			CLEAROP;					/* don't beep */
			break;
		}
		/* FALLTHROUGH */

	  default:					/* not a known command */
		CLEAROPBEEP;
		break;

	}	/* end of switch on command character */

/*
 * if we didn't start or finish an operator, reset yankbuffer, unless we
 * need it later.
 */
	if (!finish_op && !operator && strchr("\"DCYSsXx.", c) == NULL)
		yankbuffer = 0;

	/*
	 * If an operation is pending, handle it...
	 */
	if ((VIsual.lnum || finish_op) && operator != NOP)
	{
		if (operator != YANK && !VIsual.lnum)		/* can't redo yank */
		{
			prep_redo(Prenum, opchars[operator - 1], c, nchar);
			if (c == '/' || c == '?')				/* was a search */
			{
				AppendToRedobuff(searchbuff);
				AppendToRedobuff(NL_STR);
			}
		}

		if (redo_Visual_busy)
		{
			curbuf->b_startop = curwin->w_cursor;
			curwin->w_cursor.lnum += redo_Visual_nlines - 1;
			switch (redo_Visual_type)
			{
			case 'V':	VIsual.col = VISUALLINE;
						break;

			case Ctrl('V'):
						Visual_block = TRUE;
						break;

			case 'v':		
						if (redo_Visual_nlines <= 1)
							curwin->w_cursor.col += redo_Visual_col - 1;
						else
							curwin->w_cursor.col = redo_Visual_col;
						break;
			}
			if (redo_Visual_col == MAXCOL)
			{
				curwin->w_curswant = MAXCOL;
				coladvance(MAXCOL);
			}
			Prenum = redo_Visual_Prenum;
			if (Prenum == 0)
				Prenum1 = 1L;
			else
				Prenum1 = Prenum;
		}
		else if (VIsual.lnum)
			curbuf->b_startop = VIsual;

		if (lt(curbuf->b_startop, curwin->w_cursor))
		{
			curbuf->b_endop = curwin->w_cursor;
			curwin->w_cursor = curbuf->b_startop;
		}
		else
		{
			curbuf->b_endop = curbuf->b_startop;
			curbuf->b_startop = curwin->w_cursor;
		}
		nlines = curbuf->b_endop.lnum - curbuf->b_startop.lnum + 1;

		if (VIsual.lnum || redo_Visual_busy)
		{
			if (Visual_block)				/* block mode */
			{
				startvcol = getvcol(curwin, &(curbuf->b_startop), 2);
				n = getvcol(curwin, &(curbuf->b_endop), 2);
				if (n < startvcol)
					startvcol = (colnr_t)n;

			/* if '$' was used, get endvcol from longest line */
				if (curwin->w_curswant == MAXCOL)
				{
					curwin->w_cursor.col = MAXCOL;
					endvcol = 0;
					for (curwin->w_cursor.lnum = curbuf->b_startop.lnum; curwin->w_cursor.lnum <= curbuf->b_endop.lnum; ++curwin->w_cursor.lnum)
						if ((n = getvcol(curwin, &curwin->w_cursor, 3)) > endvcol)
							endvcol = (colnr_t)n;
					curwin->w_cursor = curbuf->b_startop;
				}
				else if (redo_Visual_busy)
					endvcol = startvcol + redo_Visual_col - 1;
				else
				{
					endvcol = getvcol(curwin, &(curbuf->b_startop), 3);
					n = getvcol(curwin, &(curbuf->b_endop), 3);
					if (n > endvcol)
						endvcol = (colnr_t)n;
				}
				coladvance(startvcol);
			}

	/*
	 * prepare to reselect and redo Visual: this is based on the size
	 * of the Visual text
	 */
			if (Visual_block)
				resel_Visual_type = Ctrl('V');
			else if (VIsual.col == VISUALLINE)
				resel_Visual_type = 'V';
			else
				resel_Visual_type = 'v';
			if (curwin->w_curswant == MAXCOL)
				resel_Visual_col = MAXCOL;
			else if (Visual_block)
				resel_Visual_col = endvcol - startvcol + 1;
			else if (nlines > 1)
				resel_Visual_col = curbuf->b_endop.col;
			else
				resel_Visual_col = curbuf->b_endop.col - curbuf->b_startop.col + 1;
			resel_Visual_nlines = nlines;
			if (operator != YANK && operator != COLON)	/* can't redo yank and : */
			{
				prep_redo(0L, 'v', opchars[operator - 1], NUL);
				redo_Visual_type = resel_Visual_type;
				redo_Visual_col = resel_Visual_col;
				redo_Visual_nlines = resel_Visual_nlines;
				redo_Visual_Prenum = Prenum;
			}

			/*
			 * Mincl defaults to TRUE.
			 * If endop is on a NUL (empty line) mincl becomes FALSE
			 * This makes "d}P" and "v}dP" work the same.
			 */
			mincl = TRUE;
			if (VIsual.col == VISUALLINE)
				mtype = MLINE;
			else
			{
				mtype = MCHAR;
				if (*ml_get_pos(&(curbuf->b_endop)) == NUL)
					mincl = FALSE;
			}

			redo_Visual_busy = FALSE;
			/*
			 * Switch Visual off now, so screen updating does
			 * not show inverted text when the screen is redrawn.
			 * With YANK and sometimes with COLON and FILTER there is no screen
			 * redraw, so it is done here to remove the inverted part.
			 */
			VIsual.lnum = 0;
			if (operator == YANK || operator == COLON || operator == FILTER)
				updateScreen(NOT_VALID);
		}
		else if (operator == LSHIFT || operator == RSHIFT)
			Prenum1 = 1L;		/* if not visual mode: shift one indent */

		curwin->w_set_curswant = 1;

			/* no_op is set when start and end are the same */
		no_op = (mtype == MCHAR && !mincl && equal(curbuf->b_startop, curbuf->b_endop));

	/*
	 * If the end of an operator is in column one while mtype is MCHAR and mincl
	 * is FALSE, we put endop after the last character in the previous line.
	 * If startop is on or before the first non-blank in the line, the operator
	 * becomes linewise (strange, but that's the way vi does it).
	 */
		if (mtype == MCHAR && mincl == FALSE && curbuf->b_endop.col == 0 && nlines > 1)
		{
			--nlines;
			--curbuf->b_endop.lnum;
			if (inindent())
				mtype = MLINE;
			else
			{
				curbuf->b_endop.col = STRLEN(ml_get(curbuf->b_endop.lnum));
				if (curbuf->b_endop.col)
				{
					--curbuf->b_endop.col;
					mincl = TRUE;
				}
			}
		}
		switch (operator)
		{
		  case LSHIFT:
		  case RSHIFT:
			doshift(operator, TRUE, (int)Prenum1);
			modified = TRUE;
			break;

		  case DELETE:
			if (!no_op)
			{
				dodelete();
				modified = TRUE;
			}
			break;

		  case YANK:
			if (!no_op)
				(void)doyank(FALSE);
			break;

		  case CHANGE:
			dochange();
			modified = TRUE;
			command_busy = TRUE;
			break;

		  case FILTER:
			bangredo = TRUE;			/* dobang() will put cmd in redo buffer */

		  case INDENT:
		  case COLON:
dofilter:
			sprintf((char *)IObuff, ":%ld,%ld", (long)curbuf->b_startop.lnum, (long)curbuf->b_endop.lnum);
			stuffReadbuff(IObuff);
			if (operator != COLON)
				stuffReadbuff((char_u *)"!");
			if (operator == INDENT)
			{
				stuffReadbuff(p_ep);
				stuffReadbuff((char_u *)"\n");
			}
			else if (operator == FORMAT)
			{
				stuffReadbuff(p_fp);
				stuffReadbuff((char_u *)"\n");
			}
				/*	docmdline() does the rest */
			break;

		  case TILDE:
		  case UPPER:
		  case LOWER:
			if (!no_op)
			{
				dotilde();
				modified = TRUE;
			}
			break;

		  case FORMAT:
			if (*p_fp != NUL)
				goto dofilter;		/* use external command */
			doformat();				/* use internal function */
			modified = TRUE;
			break;

		  default:
			CLEAROPBEEP;
		}
		operator = NOP;
		Visual_block = FALSE;
		yankbuffer = 0;
	}

normal_end:
	premsg(-1, NUL);

	if (restart_edit && operator == NOP && VIsual.lnum == 0 && !command_busy && stuff_empty() && yankbuffer == 0)
	{
		startinsert(restart_edit, FALSE, 1L);
		modified = TRUE;
	}

	checkpcmark();			/* check if we moved since setting pcmark */

/*
 * TEMPORARY: update the other windows for the current buffer if modified
 */
	if (modified)
	{
		WIN		*wp;

        for (wp = firstwin; wp; wp = wp->w_next)
			if (wp != curwin && wp->w_buffer == curbuf)
			{
				cursor_off();
				wp->w_redr_type = NOT_VALID;
				win_update(wp);
			}
	}
}