Files
nethack/src/pline.c
2016-05-20 17:01:40 -07:00

667 lines
18 KiB
C

/* NetHack 3.6 pline.c $NHDT-Date: 1461437814 2016/04/23 18:56:54 $ $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.51 $ */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed. See license for details. */
#define NEED_VARARGS /* Uses ... */ /* comment line for pre-compiled headers \
*/
#include "hack.h"
static boolean no_repeat = FALSE;
static char prevmsg[BUFSZ];
static char *FDECL(You_buf, (int));
#if defined(MSGHANDLER) && (defined(POSIX_TYPES) || defined(__GNUC__))
static void FDECL(execplinehandler, (const char *));
#endif
/*VARARGS1*/
/* Note that these declarations rely on knowledge of the internals
* of the variable argument handling stuff in "tradstdc.h"
*/
#if defined(USE_STDARG) || defined(USE_VARARGS)
static void FDECL(vpline, (const char *, va_list));
void pline
VA_DECL(const char *, line)
{
VA_START(line);
VA_INIT(line, char *);
vpline(line, VA_ARGS);
VA_END();
}
# ifdef USE_STDARG
static void
vpline(const char *line, va_list the_args)
# else
static void
vpline(line, the_args)
const char *line;
va_list the_args;
# endif
#else /* USE_STDARG | USE_VARARG */
# define vpline pline
void pline
VA_DECL(const char *, line)
#endif /* USE_STDARG | USE_VARARG */
{ /* start of vpline() or of nested block in USE_OLDARG's pline() */
char pbuf[3 * BUFSZ];
int ln;
xchar msgtyp;
/* Do NOT use VA_START and VA_END in here... see above */
if (!line || !*line)
return;
#ifdef HANGUPHANDLING
if (program_state.done_hup)
return;
#endif
if (program_state.wizkit_wishing)
return;
if (index(line, '%')) {
Vsprintf(pbuf, line, VA_ARGS);
line = pbuf;
}
if ((ln = (int) strlen(line)) > BUFSZ - 1) {
if (line != pbuf) /* no '%' was present */
(void) strncpy(pbuf, line, BUFSZ - 1); /* caveat: unterminated */
/* truncate, preserving the final 3 characters:
"___ extremely long text" -> "___ extremely l...ext"
(this may be suboptimal if overflow is less than 3) */
(void) strncpy(pbuf + BUFSZ - 1 - 6, "...", 3);
/* avoid strncpy; buffers could overlap if excess is small */
pbuf[BUFSZ - 1 - 3] = line[ln - 3];
pbuf[BUFSZ - 1 - 2] = line[ln - 2];
pbuf[BUFSZ - 1 - 1] = line[ln - 1];
pbuf[BUFSZ - 1] = '\0';
line = pbuf;
}
if (!iflags.window_inited) {
raw_print(line);
iflags.last_msg = PLNMSG_UNKNOWN;
return;
}
msgtyp = msgtype_type(line, no_repeat);
if (msgtyp == MSGTYP_NOSHOW
|| (msgtyp == MSGTYP_NOREP && !strcmp(line, prevmsg)))
return;
if (vision_full_recalc)
vision_recalc(0);
if (u.ux)
flush_screen(1); /* %% */
putstr(WIN_MESSAGE, 0, line);
#if defined(MSGHANDLER) && (defined(POSIX_TYPES) || defined(__GNUC__))
execplinehandler(line);
#endif
/* this gets cleared after every pline message */
iflags.last_msg = PLNMSG_UNKNOWN;
strncpy(prevmsg, line, BUFSZ), prevmsg[BUFSZ - 1] = '\0';
if (msgtyp == MSGTYP_STOP)
display_nhwindow(WIN_MESSAGE, TRUE); /* --more-- */
#if !(defined(USE_STDARG) || defined(USE_VARARGS))
/* provide closing brace for the nested block
which immediately follows USE_OLDARGS's VA_DECL() */
VA_END();
#endif
}
/*VARARGS1*/
void Norep
VA_DECL(const char *, line)
{
VA_START(line);
VA_INIT(line, const char *);
no_repeat = TRUE;
vpline(line, VA_ARGS);
no_repeat = FALSE;
VA_END();
return;
}
/* work buffer for You(), &c and verbalize() */
static char *you_buf = 0;
static int you_buf_siz = 0;
static char *
You_buf(siz)
int siz;
{
if (siz > you_buf_siz) {
if (you_buf)
free((genericptr_t) you_buf);
you_buf_siz = siz + 10;
you_buf = (char *) alloc((unsigned) you_buf_siz);
}
return you_buf;
}
void
free_youbuf()
{
if (you_buf)
free((genericptr_t) you_buf), you_buf = (char *) 0;
you_buf_siz = 0;
}
/* `prefix' must be a string literal, not a pointer */
#define YouPrefix(pointer, prefix, text) \
Strcpy((pointer = You_buf((int) (strlen(text) + sizeof prefix))), prefix)
#define YouMessage(pointer, prefix, text) \
strcat((YouPrefix(pointer, prefix, text), pointer), text)
/*VARARGS1*/
void You
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
vpline(YouMessage(tmp, "You ", line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void Your
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
vpline(YouMessage(tmp, "Your ", line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void You_feel
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
if (Unaware)
YouPrefix(tmp, "You dream that you feel ", line);
else
YouPrefix(tmp, "You feel ", line);
vpline(strcat(tmp, line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void You_cant
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
vpline(YouMessage(tmp, "You can't ", line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void pline_The
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
vpline(YouMessage(tmp, "The ", line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void There
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
vpline(YouMessage(tmp, "There ", line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void You_hear
VA_DECL(const char *, line)
{
char *tmp;
if (Deaf || !flags.acoustics)
return;
VA_START(line);
VA_INIT(line, const char *);
if (Underwater)
YouPrefix(tmp, "You barely hear ", line);
else if (Unaware)
YouPrefix(tmp, "You dream that you hear ", line);
else
YouPrefix(tmp, "You hear ", line);
vpline(strcat(tmp, line), VA_ARGS);
VA_END();
}
/*VARARGS1*/
void You_see
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
if (Unaware)
YouPrefix(tmp, "You dream that you see ", line);
else if (Blind) /* caller should have caught this... */
YouPrefix(tmp, "You sense ", line);
else
YouPrefix(tmp, "You see ", line);
vpline(strcat(tmp, line), VA_ARGS);
VA_END();
}
/* Print a message inside double-quotes.
* The caller is responsible for checking deafness.
* Gods can speak directly to you in spite of deafness.
*/
/*VARARGS1*/
void verbalize
VA_DECL(const char *, line)
{
char *tmp;
VA_START(line);
VA_INIT(line, const char *);
tmp = You_buf((int) strlen(line) + sizeof "\"\"");
Strcpy(tmp, "\"");
Strcat(tmp, line);
Strcat(tmp, "\"");
vpline(tmp, VA_ARGS);
VA_END();
}
/*VARARGS1*/
/* Note that these declarations rely on knowledge of the internals
* of the variable argument handling stuff in "tradstdc.h"
*/
#if defined(USE_STDARG) || defined(USE_VARARGS)
static void FDECL(vraw_printf, (const char *, va_list));
void raw_printf
VA_DECL(const char *, line)
{
VA_START(line);
VA_INIT(line, char *);
vraw_printf(line, VA_ARGS);
VA_END();
}
# ifdef USE_STDARG
static void
vraw_printf(const char *line, va_list the_args)
# else
static void
vraw_printf(line, the_args)
const char *line;
va_list the_args;
# endif
#else /* USE_STDARG | USE_VARARG */
void raw_printf
VA_DECL(const char *, line)
#endif
{
char pbuf[3 * BUFSZ];
int ln;
/* Do NOT use VA_START and VA_END in here... see above */
if (index(line, '%')) {
Vsprintf(pbuf, line, VA_ARGS);
line = pbuf;
}
if ((ln = (int) strlen(line)) > BUFSZ - 1) {
if (line != pbuf)
line = strncpy(pbuf, line, BUFSZ - 1);
/* unlike pline, we don't futz around to keep last few chars */
pbuf[BUFSZ - 1] = '\0'; /* terminate strncpy or truncate vsprintf */
}
raw_print(line);
#if !(defined(USE_STDARG) || defined(USE_VARARGS))
VA_END(); /* (see vpline) */
#endif
}
/*VARARGS1*/
void impossible
VA_DECL(const char *, s)
{
char pbuf[2 * BUFSZ];
VA_START(s);
VA_INIT(s, const char *);
if (program_state.in_impossible)
panic("impossible called impossible");
program_state.in_impossible = 1;
Vsprintf(pbuf, s, VA_ARGS);
pbuf[BUFSZ - 1] = '\0'; /* sanity */
paniclog("impossible", pbuf);
pline("%s", pbuf);
pline("Program in disorder - perhaps you'd better #quit.");
program_state.in_impossible = 0;
VA_END();
}
const char *
align_str(alignment)
aligntyp alignment;
{
switch ((int) alignment) {
case A_CHAOTIC:
return "chaotic";
case A_NEUTRAL:
return "neutral";
case A_LAWFUL:
return "lawful";
case A_NONE:
return "unaligned";
}
return "unknown";
}
void
mstatusline(mtmp)
register struct monst *mtmp;
{
aligntyp alignment = mon_aligntyp(mtmp);
char info[BUFSZ], monnambuf[BUFSZ];
info[0] = 0;
if (mtmp->mtame) {
Strcat(info, ", tame");
if (wizard) {
Sprintf(eos(info), " (%d", mtmp->mtame);
if (!mtmp->isminion)
Sprintf(eos(info), "; hungry %ld; apport %d",
EDOG(mtmp)->hungrytime, EDOG(mtmp)->apport);
Strcat(info, ")");
}
} else if (mtmp->mpeaceful)
Strcat(info, ", peaceful");
if (mtmp->data == &mons[PM_LONG_WORM]) {
int segndx, nsegs = count_wsegs(mtmp);
/* the worm code internals don't consider the head of be one of
the worm's segments, but we count it as such when presenting
worm feedback to the player */
if (!nsegs) {
Strcat(info, ", single segment");
} else {
++nsegs; /* include head in the segment count */
segndx = wseg_at(mtmp, bhitpos.x, bhitpos.y);
Sprintf(eos(info), ", %d%s of %d segments",
segndx, ordin(segndx), nsegs);
}
}
if (mtmp->cham >= LOW_PM && mtmp->data != &mons[mtmp->cham])
/* don't reveal the innate form (chameleon, vampire, &c),
just expose the fact that this current form isn't it */
Strcat(info, ", shapechanger");
/* pets eating mimic corpses mimic while eating, so this comes first */
if (mtmp->meating)
Strcat(info, ", eating");
/* a stethoscope exposes mimic before getting here so this
won't be relevant for it, but wand of probing doesn't */
if (mtmp->mundetected || mtmp->m_ap_type)
mhidden_description(mtmp, TRUE, eos(info));
if (mtmp->mcan)
Strcat(info, ", cancelled");
if (mtmp->mconf)
Strcat(info, ", confused");
if (mtmp->mblinded || !mtmp->mcansee)
Strcat(info, ", blind");
if (mtmp->mstun)
Strcat(info, ", stunned");
if (mtmp->msleeping)
Strcat(info, ", asleep");
#if 0 /* unfortunately mfrozen covers temporary sleep and being busy \
(donning armor, for instance) as well as paralysis */
else if (mtmp->mfrozen)
Strcat(info, ", paralyzed");
#else
else if (mtmp->mfrozen || !mtmp->mcanmove)
Strcat(info, ", can't move");
#endif
/* [arbitrary reason why it isn't moving] */
else if (mtmp->mstrategy & STRAT_WAITMASK)
Strcat(info, ", meditating");
if (mtmp->mflee)
Strcat(info, ", scared");
if (mtmp->mtrapped)
Strcat(info, ", trapped");
if (mtmp->mspeed)
Strcat(info, mtmp->mspeed == MFAST ? ", fast" : mtmp->mspeed == MSLOW
? ", slow"
: ", ???? speed");
if (mtmp->minvis)
Strcat(info, ", invisible");
if (mtmp == u.ustuck)
Strcat(info, sticks(youmonst.data)
? ", held by you"
: !u.uswallow ? ", holding you"
: attacktype_fordmg(u.ustuck->data,
AT_ENGL, AD_DGST)
? ", digesting you"
: is_animal(u.ustuck->data)
? ", swallowing you"
: ", engulfing you");
if (mtmp == u.usteed)
Strcat(info, ", carrying you");
/* avoid "Status of the invisible newt ..., invisible" */
/* and unlike a normal mon_nam, use "saddled" even if it has a name */
Strcpy(monnambuf, x_monnam(mtmp, ARTICLE_THE, (char *) 0,
(SUPPRESS_IT | SUPPRESS_INVISIBLE), FALSE));
pline("Status of %s (%s): Level %d HP %d(%d) AC %d%s.", monnambuf,
align_str(alignment), mtmp->m_lev, mtmp->mhp, mtmp->mhpmax,
find_mac(mtmp), info);
}
void
ustatusline()
{
char info[BUFSZ];
info[0] = '\0';
if (Sick) {
Strcat(info, ", dying from");
if (u.usick_type & SICK_VOMITABLE)
Strcat(info, " food poisoning");
if (u.usick_type & SICK_NONVOMITABLE) {
if (u.usick_type & SICK_VOMITABLE)
Strcat(info, " and");
Strcat(info, " illness");
}
}
if (Stoned)
Strcat(info, ", solidifying");
if (Slimed)
Strcat(info, ", becoming slimy");
if (Strangled)
Strcat(info, ", being strangled");
if (Vomiting)
Strcat(info, ", nauseated"); /* !"nauseous" */
if (Confusion)
Strcat(info, ", confused");
if (Blind) {
Strcat(info, ", blind");
if (u.ucreamed) {
if ((long) u.ucreamed < Blinded || Blindfolded
|| !haseyes(youmonst.data))
Strcat(info, ", cover");
Strcat(info, "ed by sticky goop");
} /* note: "goop" == "glop"; variation is intentional */
}
if (Stunned)
Strcat(info, ", stunned");
if (!u.usteed && Wounded_legs) {
const char *what = body_part(LEG);
if ((Wounded_legs & BOTH_SIDES) == BOTH_SIDES)
what = makeplural(what);
Sprintf(eos(info), ", injured %s", what);
}
if (Glib)
Sprintf(eos(info), ", slippery %s", makeplural(body_part(HAND)));
if (u.utrap)
Strcat(info, ", trapped");
if (Fast)
Strcat(info, Very_fast ? ", very fast" : ", fast");
if (u.uundetected)
Strcat(info, ", concealed");
if (Invis)
Strcat(info, ", invisible");
if (u.ustuck) {
if (sticks(youmonst.data))
Strcat(info, ", holding ");
else
Strcat(info, ", held by ");
Strcat(info, mon_nam(u.ustuck));
}
pline("Status of %s (%s): Level %d HP %d(%d) AC %d%s.", plname,
piousness(FALSE, align_str(u.ualign.type)),
Upolyd ? mons[u.umonnum].mlevel : u.ulevel, Upolyd ? u.mh : u.uhp,
Upolyd ? u.mhmax : u.uhpmax, u.uac, info);
}
void
self_invis_message()
{
pline("%s %s.",
Hallucination ? "Far out, man! You" : "Gee! All of a sudden, you",
See_invisible ? "can see right through yourself"
: "can't see yourself");
}
char *
piousness(showneg, suffix)
boolean showneg;
const char *suffix;
{
static char buf[32]; /* bigger than "insufficiently neutral" */
const char *pio;
/* note: piousness 20 matches MIN_QUEST_ALIGN (quest.h) */
if (u.ualign.record >= 20)
pio = "piously";
else if (u.ualign.record > 13)
pio = "devoutly";
else if (u.ualign.record > 8)
pio = "fervently";
else if (u.ualign.record > 3)
pio = "stridently";
else if (u.ualign.record == 3)
pio = "";
else if (u.ualign.record > 0)
pio = "haltingly";
else if (u.ualign.record == 0)
pio = "nominally";
else if (!showneg)
pio = "insufficiently";
else if (u.ualign.record >= -3)
pio = "strayed";
else if (u.ualign.record >= -8)
pio = "sinned";
else
pio = "transgressed";
Sprintf(buf, "%s", pio);
if (suffix && (!showneg || u.ualign.record >= 0)) {
if (u.ualign.record != 3)
Strcat(buf, " ");
Strcat(buf, suffix);
}
return buf;
}
void
pudding_merge_message(otmp, otmp2)
struct obj *otmp;
struct obj *otmp2;
{
boolean visible =
cansee(otmp->ox, otmp->oy) || cansee(otmp2->ox, otmp2->oy);
boolean onfloor = otmp->where == OBJ_FLOOR || otmp2->where == OBJ_FLOOR;
boolean inpack = carried(otmp) || carried(otmp2);
/* the player will know something happened inside his own inventory */
if ((!Blind && visible) || inpack) {
if (Hallucination) {
if (onfloor) {
You_see("parts of the floor melting!");
} else if (inpack) {
Your("pack reaches out and grabs something!");
}
/* even though we can see where they should be,
* they'll be out of our view (minvent or container)
* so don't actually show anything */
} else if (onfloor || inpack) {
pline("The %s coalesce%s.", makeplural(obj_typename(otmp->otyp)),
inpack ? " inside your pack" : "");
}
} else {
You_hear("a faint sloshing sound.");
}
}
#if defined(MSGHANDLER) && (defined(POSIX_TYPES) || defined(__GNUC__))
static boolean use_pline_handler = TRUE;
static void
execplinehandler(line)
const char *line;
{
int f;
const char *args[3];
char *env;
if (!use_pline_handler)
return;
if (!(env = nh_getenv("NETHACK_MSGHANDLER"))) {
use_pline_handler = FALSE;
return;
}
f = fork();
if (f == 0) { /* child */
args[0] = env;
args[1] = line;
args[2] = NULL;
(void) setgid(getgid());
(void) setuid(getuid());
(void) execv(args[0], (char *const *) args);
perror((char *) 0);
(void) fprintf(stderr, "Exec to message handler %s failed.\n",
env);
terminate(EXIT_FAILURE);
} else if (f == -1) {
perror((char *) 0);
use_pline_handler = FALSE;
pline("Fork to message handler failed.");
}
}
#endif /* defined(POSIX_TYPES) || defined(__GNUC__) */
/*pline.c*/