Source:NetHack 3.4.3/src/questpgr.c

Below is the full text to src/questpgr.c from NetHack 3.4.3. To link to a particular line, write [[questpgr.c#line123]], for example.

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/*	SCCS Id: @(#)questpgr.c	3.4	2000/05/05	*/
/*	Copyright 1991, M. Stephenson		  */
/* NetHack may be freely redistributed.  See license for details. */

The NetHack General Public License applies to screenshots, source code and other content from NetHack.

This content was modified from the original NetHack source code distribution (by splitting up NetHack content between wiki pages, and possibly further editing). See the page history for a list of who changed it, and on what dates.

#include "hack.h"
#include "dlb.h"

/*  quest-specific pager routines. */

#include "qtext.h"

#define QTEXT_FILE	"quest.dat"

/* #define DEBUG */	/* uncomment for debugging */

static void FDECL(Fread, (genericptr_t,int,int,dlb *));
STATIC_DCL struct qtmsg * FDECL(construct_qtlist, (long));
STATIC_DCL const char * NDECL(intermed);
STATIC_DCL const char * NDECL(neminame);
STATIC_DCL const char * NDECL(guardname);
STATIC_DCL const char * NDECL(homebase);
STATIC_DCL struct qtmsg * FDECL(msg_in, (struct qtmsg *,int));
STATIC_DCL void FDECL(convert_arg, (CHAR_P));
STATIC_DCL void NDECL(convert_line);
STATIC_DCL void FDECL(deliver_by_pline, (struct qtmsg *));
STATIC_DCL void FDECL(deliver_by_window, (struct qtmsg *,int));

static char	in_line[80], cvt_buf[64], out_line[128];
static struct	qtlists	qt_list;
static dlb	*msg_file;
/* used by ldrname() and neminame(), then copied into cvt_buf */
static char	nambuf[sizeof cvt_buf];

#ifdef DEBUG
static void NDECL(dump_qtlist);

dump_qtlist

static void
dump_qtlist()	/* dump the character msg list to check appearance */
{
	struct	qtmsg	*msg;
	long	size;

	for (msg = qt_list.chrole; msg->msgnum > 0; msg++) {
		pline("msgnum %d: delivery %c",
			msg->msgnum, msg->delivery);
		more();
		(void) dlb_fseek(msg_file, msg->offset, SEEK_SET);
		deliver_by_window(msg, NHW_TEXT);
	}
}
#endif /* DEBUG */

Fread

static void
Fread(ptr, size, nitems, stream)
genericptr_t	ptr;
int	size, nitems;
dlb	*stream;
{
	int cnt;

	if ((cnt = dlb_fread(ptr, size, nitems, stream)) != nitems) {

	    panic("PREMATURE EOF ON QUEST TEXT FILE! Expected %d bytes, got %d",
		    (size * nitems), (size * cnt));
	}
}

construct_qtlist

STATIC_OVL struct qtmsg *
construct_qtlist(hdr_offset)
long	hdr_offset;
{
	struct qtmsg *msg_list;
	int	n_msgs;

	(void) dlb_fseek(msg_file, hdr_offset, SEEK_SET);
	Fread(&n_msgs, sizeof(int), 1, msg_file);
	msg_list = (struct qtmsg *)
		alloc((unsigned)(n_msgs+1)*sizeof(struct qtmsg));

	/*
	 * Load up the list.
	 */
	Fread((genericptr_t)msg_list, n_msgs*sizeof(struct qtmsg), 1, msg_file);

	msg_list[n_msgs].msgnum = -1;
	return(msg_list);
}

load_qtlist

void
load_qtlist()
{

	int	n_classes, i;
	char	qt_classes[N_HDR][LEN_HDR];
	long	qt_offsets[N_HDR];

	msg_file = dlb_fopen(QTEXT_FILE, RDBMODE);
	if (!msg_file)
	    panic("CANNOT OPEN QUEST TEXT FILE %s.", QTEXT_FILE);

	/*
	 * Read in the number of classes, then the ID's & offsets for
	 * each header.
	 */

	Fread(&n_classes, sizeof(int), 1, msg_file);
	Fread(&qt_classes[0][0], sizeof(char)*LEN_HDR, n_classes, msg_file);
	Fread(qt_offsets, sizeof(long), n_classes, msg_file);

	/*
	 * Now construct the message lists for quick reference later
	 * on when we are actually paging the messages out.
	 */

	qt_list.common = qt_list.chrole = (struct qtmsg *)0;

	for (i = 0; i < n_classes; i++) {
	    if (!strncmp(COMMON_ID, qt_classes[i], LEN_HDR))
	    	qt_list.common = construct_qtlist(qt_offsets[i]);
	    else if (!strncmp(urole.filecode, qt_classes[i], LEN_HDR))
	    	qt_list.chrole = construct_qtlist(qt_offsets[i]);
#if 0	/* UNUSED but available */
	    else if (!strncmp(urace.filecode, qt_classes[i], LEN_HDR))
	    	qt_list.chrace = construct_qtlist(qt_offsets[i]);
#endif
	}

	if (!qt_list.common || !qt_list.chrole)
	    impossible("load_qtlist: cannot load quest text.");
#ifdef DEBUG
	dump_qtlist();
#endif
	return;	/* no ***DON'T*** close the msg_file */
}

unload_qtlist

/* called at program exit */
void
unload_qtlist()
{
	if (msg_file)
	    (void) dlb_fclose(msg_file),  msg_file = 0;
	if (qt_list.common)
	    free((genericptr_t) qt_list.common),  qt_list.common = 0;
	if (qt_list.chrole)
	    free((genericptr_t) qt_list.chrole),  qt_list.chrole = 0;
	return;
}

quest_info

short
quest_info(typ)
int typ;
{
	switch (typ) {
	    case 0:		return (urole.questarti);
	    case MS_LEADER:	return (urole.ldrnum);
	    case MS_NEMESIS:	return (urole.neminum);
	    case MS_GUARDIAN:	return (urole.guardnum);
	    default:		impossible("quest_info(%d)", typ);
	}
	return 0;
}

ldrname

const char *
ldrname()	/* return your role leader's name */
{
	int i = urole.ldrnum;

	Sprintf(nambuf, "%s%s",
		type_is_pname(&mons[i]) ? "" : "the ",
		mons[i].mname);
	return nambuf;
}

intermed

STATIC_OVL const char *
intermed()	/* return your intermediate target string */
{
	return (urole.intermed);
}

is_quest_artifact

boolean
is_quest_artifact(otmp)
struct obj *otmp;
{
	return((boolean)(otmp->oartifact == urole.questarti));
}

neminame

STATIC_OVL const char *
neminame()	/* return your role nemesis' name */
{
	int i = urole.neminum;

	Sprintf(nambuf, "%s%s",
		type_is_pname(&mons[i]) ? "" : "the ",
		mons[i].mname);
	return nambuf;
}

guardname

STATIC_OVL const char *
guardname()	/* return your role leader's guard monster name */
{
	int i = urole.guardnum;

	return(mons[i].mname);
}

homebase

STATIC_OVL const char *
homebase()	/* return your role leader's location */
{
	return(urole.homebase);
}

msg_in

STATIC_OVL struct qtmsg *
msg_in(qtm_list, msgnum)
struct qtmsg *qtm_list;
int	msgnum;
{
	struct qtmsg *qt_msg;

	for (qt_msg = qtm_list; qt_msg->msgnum > 0; qt_msg++)
	    if (qt_msg->msgnum == msgnum) return(qt_msg);

	return((struct qtmsg *)0);
}

convert_arg

STATIC_OVL void
convert_arg(c)
char c;
{
	register const char *str;

	switch (c) {

	    case 'p':	str = plname;
			break;
	    case 'c':	str = (flags.female && urole.name.f) ?
	    			urole.name.f : urole.name.m;
			break;
	    case 'r':	str = rank_of(u.ulevel, Role_switch, flags.female);
			break;
	    case 'R':	str = rank_of(MIN_QUEST_LEVEL, Role_switch,
	    			flags.female);
			break;
	    case 's':	str = (flags.female) ? "sister" : "brother";
			break;
	    case 'S':	str = (flags.female) ? "daughter" : "son";
			break;
	    case 'l':	str = ldrname();
			break;
	    case 'i':	str = intermed();
			break;
	    case 'o':	str = the(artiname(urole.questarti));
			break;
	    case 'n':	str = neminame();
			break;
	    case 'g':	str = guardname();
			break;
	    case 'G':	str = align_gtitle(u.ualignbase[A_ORIGINAL]);
			break;
	    case 'H':	str = homebase();
			break;
	    case 'a':	str = align_str(u.ualignbase[A_ORIGINAL]);
			break;
	    case 'A':	str = align_str(u.ualign.type);
			break;
	    case 'd':	str = align_gname(u.ualignbase[A_ORIGINAL]);
			break;
	    case 'D':	str = align_gname(A_LAWFUL);
			break;
	    case 'C':	str = "chaotic";
			break;
	    case 'N':	str = "neutral";
			break;
	    case 'L':	str = "lawful";
			break;
	    case 'x':	str = Blind ? "sense" : "see";
			break;
	    case 'Z':	str = dungeons[0].dname;
			break;
	    case '%':	str = "%";
			break;
	     default:	str = "";
			break;
	}
	Strcpy(cvt_buf, str);
}

convert_line

STATIC_OVL void
convert_line()
{
	char *c, *cc;
	char xbuf[BUFSZ];

	cc = out_line;
	for (c = xcrypt(in_line, xbuf); *c; c++) {

	    *cc = 0;
	    switch(*c) {

		case '\r':
		case '\n':
			*(++cc) = 0;
			return;

		case '%':
			if (*(c+1)) {
			    convert_arg(*(++c));
			    switch (*(++c)) {

					/* insert "a"/"an" prefix */
				case 'A': Strcat(cc, An(cvt_buf));
				    cc += strlen(cc);
				    continue; /* for */
				case 'a': Strcat(cc, an(cvt_buf));
				    cc += strlen(cc);
				    continue; /* for */

					/* capitalize */
				case 'C': cvt_buf[0] = highc(cvt_buf[0]);
				    break;

					/* pluralize */
				case 'P': cvt_buf[0] = highc(cvt_buf[0]);
				case 'p': Strcpy(cvt_buf, makeplural(cvt_buf));
				    break;

					/* append possessive suffix */
				case 'S': cvt_buf[0] = highc(cvt_buf[0]);
				case 's': Strcpy(cvt_buf, s_suffix(cvt_buf));
				    break;

					/* strip any "the" prefix */
				case 't': if (!strncmpi(cvt_buf, "the ", 4)) {
					Strcat(cc, &cvt_buf[4]);
					cc += strlen(cc);
					continue; /* for */
				    }
				    break;

				default: --c;	/* undo switch increment */
				    break;
			    }
			    Strcat(cc, cvt_buf);
			    cc += strlen(cvt_buf);
			    break;
			}	/* else fall through */

		default:
			*cc++ = *c;
			break;
	    }
	}
	if (cc >= out_line + sizeof out_line)
	    panic("convert_line: overflow");
	*cc = 0;
	return;
}

deliver_by_pline

STATIC_OVL void
deliver_by_pline(qt_msg)
struct qtmsg *qt_msg;
{
	long	size;

	for (size = 0; size < qt_msg->size; size += (long)strlen(in_line)) {
	    (void) dlb_fgets(in_line, 80, msg_file);
	    convert_line();
	    pline(out_line);
	}

}

deliver_by_window

STATIC_OVL void
deliver_by_window(qt_msg, how)
struct qtmsg *qt_msg;
int how;
{
	long	size;
	winid datawin = create_nhwindow(how);

	for (size = 0; size < qt_msg->size; size += (long)strlen(in_line)) {
	    (void) dlb_fgets(in_line, 80, msg_file);
	    convert_line();
	    putstr(datawin, 0, out_line);
	}
	display_nhwindow(datawin, TRUE);
	destroy_nhwindow(datawin);
}

com_pager

void
com_pager(msgnum)
int	msgnum;
{
	struct qtmsg *qt_msg;

	if (!(qt_msg = msg_in(qt_list.common, msgnum))) {
		impossible("com_pager: message %d not found.", msgnum);
		return;
	}

	(void) dlb_fseek(msg_file, qt_msg->offset, SEEK_SET);
	if (qt_msg->delivery == 'p') deliver_by_pline(qt_msg);
	else if (msgnum == 1) deliver_by_window(qt_msg, NHW_MENU);
	else		     deliver_by_window(qt_msg, NHW_TEXT);
	return;
}

qt_pager

void
qt_pager(msgnum)
int	msgnum;
{
	struct qtmsg *qt_msg;

	if (!(qt_msg = msg_in(qt_list.chrole, msgnum))) {
		impossible("qt_pager: message %d not found.", msgnum);
		return;
	}

	(void) dlb_fseek(msg_file, qt_msg->offset, SEEK_SET);
	if (qt_msg->delivery == 'p' && strcmp(windowprocs.name, "X11"))
		deliver_by_pline(qt_msg);
	else	deliver_by_window(qt_msg, NHW_TEXT);
	return;
}

qt_montype

struct permonst *
qt_montype()
{
	int qpm;

	if (rn2(5)) {
	    qpm = urole.enemy1num;
	    if (qpm != NON_PM && rn2(5) && !(mvitals[qpm].mvflags & G_GENOD))
	    	return (&mons[qpm]);
	    return (mkclass(urole.enemy1sym, 0));
	}
	qpm = urole.enemy2num;
	if (qpm != NON_PM && rn2(5) && !(mvitals[qpm].mvflags & G_GENOD))
	    return (&mons[qpm]);
	return (mkclass(urole.enemy2sym, 0));
}

/*questpgr.c*/