/
wand1.c
executable file
·1062 lines (1032 loc) · 30.1 KB
/
wand1.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include "wanddef.h"
/*
** WANDER -- Non-deterministic fantasy story tool
** Copyright (c) 1978 by Peter S. Langston - New York, N.Y.
*/
static char *whatwand = "@(#)wand1.c 1.6 2/23/85 -- (c) psl 1978";
static char *wand_h = H_SCCS;
char ungotlin[BUFSIZE];
int curstate, actrace, owner;
int vrbquit, vrbsave, vrbrest, vrbtake, vrbdrop, vrbinve;
int vrblook, vrbinit, vrbstar, vrbhist;
int vrbsnoop, vrbgoto, vrbvars, vrbvers;
int lstdirvrb;
int objnum1, objnum2, objall;
FILE *fpungot, *monfp;
long lbegaddr; /* addr of begin of last getlin() line */
long ungotaddr; /* addr of begin of last ungetlin() line */
uid_t myruid() { return(getuid()); } // normally in glib
uid_t myeuid() { return(geteuid()); } // normally in glib
extern long wtell();
extern FILE *fopen(), *wopen();
int
main(argc, argv)
char *argv[];
{
char *cp;
int i, beforeloc;
long t_then, t_now;
struct tm *tp;
setup(argc, argv);
if (myruid() == myeuid())
owner = 1;
else
owner = 0;
time(&t_then);
for (i = COM_DESC; ; ) {
curstate = locstate[var[CUR_LOC]];
if (i & COM_DESC)
prloc();
do {
cp = getcom(i);
} while (*cp == '\n' || *cp == '\0');
boswell(cp); // record the history
time(&t_now);
tp = localtime(&t_now);
var[NOW_YEAR] = tp->tm_year;
var[NOW_MONTH] = tp->tm_mon + 1;
var[NOW_DOM] = tp->tm_mday;
var[NOW_DOW] = tp->tm_wday;
var[NOW_HOUR] = tp->tm_hour;
var[NOW_MIN] = tp->tm_min;
var[NOW_SEC] = tp->tm_sec;
var[NOW_ET] += t_now - t_then;
t_then = t_now;
if (monitor) {
if (monloc != var[CUR_LOC] || monstate != curstate)
fprintf(monfp, "\n#%d.%d ",
monloc = var[CUR_LOC], monstate = curstate);
fprintf(monfp, "%s; ", cp);
}
beforeloc = var[CUR_LOC];
i = carry_out(cp);
if (var[CUR_LOC] != beforeloc)
var[PREV_LOC] = beforeloc;
if (i & COM_DESC)
var[NUM_MOVES]++;
}
}
void
prloc() // print the location description
{
char *cp, buf[128];
int c_loc, c_state;
long sd_addr, ld_addr;
struct wrdstr *op;
static int locview;
static long lvsd_addr, lvld_addr;
c_loc = var[CUR_LOC];
c_state = locstate[c_loc];
if (place.p_loc != c_loc || place.p_state != c_state)
get_loc(c_loc, c_state);
if (var[LOC_VIEW]) { /* if seeing specific location */
if (locview != var[LOC_VIEW]) { /* find it */
locview = var[LOC_VIEW];
get_loc(locview, locstate[locview]);
lvsd_addr = place.p_sdesc;
lvld_addr = place.p_ldesc;
get_loc(c_loc, c_state);
}
sd_addr = lvsd_addr;
ld_addr = lvld_addr;
} else {
sd_addr = place.p_sdesc;
ld_addr = place.p_ldesc;
}
if (locseen[c_loc]++ == 0)
var[NUM_PLACES]++;
cp = 0;
if (var[BREVITY] != 0) {
if (locseen[c_loc] == 1
|| (var[BREVITY] > 0 && locseen[c_loc] > var[BREVITY])) {
locseen[c_loc] = 1;
cp = msgpara(wfp, ld_addr);
}
}
if (cp == 0)
cp = msglin(wfp, sd_addr);
printf("%s\n", cp);
if (var[OBJ_VIEW] != 0)
return;
for (op = &wrds[1]; op->w_word; op++) {
if (op->w_word != listunused
&& op->w_syn == 0
&& op->w_loc == c_loc)
printf("%s.\n",
objdesc((char *) 0, (char *) 0, op, " here", buf, sizeof buf));
}
}
char *
getcom()
{
char *bp;
static char buf[128], *ep;
if (ep == 0) {
bp = buf;
if (getlin(stdin, bp) == 0)
bp = "quit";
} else
bp = ep;
for (ep = bp; *ep && *ep != ';'; ep++)
if (*ep >= 'A' && *ep <= 'Z')
*ep |= 040;
if (*ep == ';')
*ep++ = '\0';
else
ep = 0;
while (*bp == ' ')
bp++;
return(bp);
}
int
carry_out(com)
char *com;
{
char *cp;
char junk[BUFSIZE], *jp;
int i, j, retval;
struct actstr *ap;
retval = COM_UNREC;
var[INP_WC] = wdparse(com, &var[INP_W1], &var[INP_N1], 0);
if (var[INP_W2] == objall) {
for (i = 1; i < maxwrds && wrds[i].w_word != 0; i++) {
if ((wrds[i].w_loc == var[CUR_LOC] && var[INP_W1] != vrbdrop)
|| (wrds[i].w_loc < 0 && var[INP_W1] != vrbtake)) {
if (wrds[i].w_flg & W_DONLY)
i++;
sprintf(junk, "%s %s", wrds[var[INP_W1]].w_word, wrds[i].w_word);
printf("%s --- ", deparity(junk));
retval |= carry_out(junk);
}
}
return(retval);
}
if (var[INP_WC] == 0) {
printf("I don't understand \"%s\" ...\n", com);
return(retval);
}
if (actrace > 1)
printf("pre-actions\n");
for (ap = pre_acts; ap->a_wrd[0] != 0; ap++) {
retval |= check_act(ap); /* pre-acts */
if (retval & COM_COMPLETE)
return(retval);
}
if (actrace > 1)
printf("local actions\n");
for (ap = place.p_acts; ap->a_wrd[0] != 0; ap++) {
retval |= check_act(ap); /* local acts */
if (retval & COM_COMPLETE)
return(retval);
}
if (actrace > 1)
printf("post-actions\n");
for (ap = post_acts; ap->a_wrd[0] != 0; ap++) {
retval |= check_act(ap); /* post acts */
if (retval & COM_COMPLETE)
return(retval);
}
if (actrace > 1) // built-in actions
printf("built-in actions\n");
if (var[INP_W1] == vrbdrop) {
j = 0;
for (i = 1; i < maxwrds && wrds[i].w_word != 0; i++) {
if (oneof(i, &var[INP_W2]) && wrds[i].w_loc < 0) {
wrds[i].w_loc = var[CUR_LOC];
--var[NUM_CARRY];
printf("%s dropped.\n",
objdesc("", "", &wrds[i], "", junk, sizeof junk));
j++;
}
}
if (j == 0)
printf("I'd like to %s, but ...\n", com);
return(COM_DONE);
}
if (var[INP_W1] == vrbgoto && owner) {
cp = movchars(com, com, fldels);
var[CUR_LOC] = atoi(cp);
while (*cp)
if (*cp++ == dotchar) {
locstate[var[CUR_LOC]] = atoi(cp);
break;
}
printf("Goto loc %d which is in state %d\n", var[CUR_LOC],
locstate[var[CUR_LOC]]);
return(COM_DESC | COM_DONE);
}
if (var[INP_W1] == vrbhist) {
i = 1;
if (var[INP_WC] == 2)
i = HISTLEN - var[INP_N1];
for (; i < HISTLEN; i++) {
cp = history[(histi + i) % HISTLEN];
if (*cp)
printf("%s%s", cp, i < (HISTLEN - 1)? "; " : "\n");
}
return(COM_DONE);
}
if (var[INP_W1] == vrbinit) {
restart(movchars(com, com, fldels));
return(COM_DESC | COM_DONE);
}
if (var[INP_W1] == vrbinve) {
inventory();
return(COM_DONE);
}
if (var[INP_W1] == vrblook) {
locseen[var[CUR_LOC]] = 0;
--var[NUM_PLACES];
return(COM_DONE | COM_DESC);
}
if (var[INP_W1] == vrbquit)
quit(QUIT_QUIET);
if (var[INP_W1] == vrbrest) {
restore(movchars(com, com, fldels), FRESTORE);
return(COM_DESC | COM_DONE);
}
if (var[INP_W1] == vrbsave) {
save(movchars(com, com, fldels));
return(COM_DESC | COM_DONE);
}
if (var[INP_W1] == vrbsnoop && owner) {
printf("<==== loc:%d state:%d ====>", place.p_loc, place.p_state);
printf(" %s\n", msglin(wfp, place.p_sdesc));
printf("%s", msgpara(wfp, place.p_ldesc));
for (ap = place.p_acts; ap->a_wrd[0] != 0; ap++) {
for (i = 0; i < 5; i++)
if (ap->a_wrd[i] != NO_WORD)
printf(" %s", deparity(wrds[ap->a_wrd[i]].w_word));
printf(" <%d> ", ap->a_rloc);
if (ap->a_msgaddr) {
wseek(ap->a_msgfp, ap->a_msgaddr, 0);
getlin(ap->a_msgfp, junk);
for (cp = junk; *cp; cp = jp) {
jp = movchars(cp, cp, fldels);
if (cp[0] == 'm' && cp[1] == '=')
printf("%s", deparity(cp));
}
}
printf("\n");
}
return(COM_DONE);
}
if (var[INP_W1] == vrbtake) {
j = 0;
for (i = 1; i < maxwrds && wrds[i].w_word != 0; i++) {
if (oneof(i, &var[INP_W2])
&& (wrds[i].w_loc == var[CUR_LOC] || wrds[i].w_loc < 0)) {
takeobj(i);
j++;
}
}
if (j == 0)
printf("Can't %s\n", com);
return(COM_DONE);
}
if (var[INP_W1] == vrbvars && owner) {
for (i = 0; i < maxvars; i++)
if (var[i])
printf("var[%2d] = %d\n", i, var[i]);
return(COM_DONE);
}
if (var[INP_W1] == vrbvers && owner) {
printf("Current Wander version:\n");
printf("MAXLOCS:%d\tMax # of locations possible.\n", maxlocs);
printf("MAXACTS:%d\tMax # of actions per location.\n", maxacts);
printf("MAXFIELDS:%d\tMax # of fields per action.\n", maxfields);
printf("BUFSIZE:%d\tSize of long descriptions, etc.\n", BUFSIZE);
printf("PATHLENGTH:%d\tMax length of file path names.\n", PATHLENGTH);
printf("MAXWRDS:%d\tMax # of words Wander will remember.\n",
maxwrds);
printf("MAXINDEX:%d\tMax # of location/states, total.\n",
maxndx);
printf("MAXPREACTS:%d\tMax # of pre actions.\n", maxpreacts);
printf("MAXPOSTACTS:%d\tMax # of post actions.\n", maxpostacts);
return(COM_DONE);
}
if (retval & COM_DONE)
return(retval);
if (retval & COM_NDOBJ) {
printf("%s what?\n", wrds[var[INP_W1]].w_word);
return(retval | COM_COMPLETE);
}
printf("You can't do that ");
if (retval & COM_RECOG)
printf("now.\n");
else
printf("here.\n");
return(COM_DONE);
}
int
check_act(actp) /* if the action fits, do it */
struct actstr *actp;
{
struct actstr *ap;
char *newwrld;
int i, retval, fld1v, fld2v;
long addr;
struct fieldstr *fp;
retval = COM_UNREC;
/* first test to see if this action is a match */
ap = actp;
for (i = 0; i < MAXACTWDS && ap->a_wrd[i] != NO_WORD; i++) {
if (ap->a_wrd[i] != vrbstar
&& oneof(ap->a_wrd[i], &var[INP_W1]) == 0) {
if (i == 0)
return(retval);
else
return(retval |= COM_NDOBJ);
}
}
if (ap->a_wrd[i] != vrbstar)
retval |= COM_RECOG;
newwrld = 0;
for (fp = ap->a_field; fp < &ap->a_field[maxfields]; fp++) {
if (fp->f_type == 0)
break;
fld1v = fp->f_fld1;
if (fp->f_type & FLD1_VAR)
fld1v = var[fp->f_fld1];
fld2v = fp->f_fld2;
if (fp->f_type & FLD2_VAR)
fld2v = var[fp->f_fld2];
switch (fp->f_type & TYPEONLY) {
case FT_OBJ:
if (obj_at(fld1v, fld2v) == 0)
return(retval);
break;
case FT_NOBJ:
if (obj_at(fld1v, fld2v) == 1)
return(retval);
break;
case FT_TOOL:
if (wrds[fld1v].w_loc >= 0
|| (fld2v != 0 && var[CUR_LOC] != fld2v))
return(retval);
break;
case FT_NTOOL:
if (wrds[fld1v].w_loc < 0
&& (fld2v == 0 || var[CUR_LOC] == fld2v))
return(retval);
break;
case FT_STATE:
if (locstate[fld1v] != fld2v)
return(retval);
break;
case FT_NSTATE:
if (locstate[fld1v] == fld2v)
return(retval);
break;
case FT_EVAR:
if (var[fld1v] != fld2v)
return(retval);
break;
case FT_NVAR:
if (var[fld1v] == fld2v)
return(retval);
break;
case FT_GVAR:
if (var[fld1v] <= fld2v)
return(retval);
break;
case FT_LVAR:
if (var[fld1v] >= fld2v)
return(retval);
break;
case FT_ODDS:
if ((rand() >> 3) % 100 >= fld1v)
return(retval);
break;
case FT_EBIN:
if (locseen[fld1v] != fld2v)
return(retval);
break;
case FT_NBIN:
if (locseen[fld1v] == fld2v)
return(retval);
break;
case FT_GBIN:
if (locseen[fld1v] <= fld2v)
return(retval);
break;
case FT_LBIN:
if (locseen[fld1v] >= fld2v)
return(retval);
break;
}
}
/* it's a match; carry out results */
if (actrace) {
printf("Carry out: ");
for (i = 0; i < 5; i++)
if (ap->a_wrd[i] != NO_WORD)
printf("%-8.8s ", wrds[ap->a_wrd[i]].w_word);
printf("%-3d ", ap->a_rloc);
}
for (fp = ap->a_field; fp < &ap->a_field[maxfields]; fp++) {
if (fp->f_type == 0)
break;
fld1v = fp->f_fld1;
fld2v = fp->f_fld2;
if (actrace > 1)
printf("t:0%o,f1:%d,f2:%d=>", fp->f_type, fld1v, fld2v);
if (fp->f_type & FLD1_VAR)
fld1v = var[fp->f_fld1];
if (fp->f_type & FLD2_VAR)
fld2v = var[fp->f_fld2];
if (actrace)
printf("t:0%o,f1:%d,f2:%d ",
fp->f_type & TYPEONLY, fld1v, fld2v);
switch (fp->f_type & TYPEONLY) {
case FR_SSTATE:
locstate[fld1v] = fld2v;
goto states;
case FR_ISTATE:
locstate[fld1v] += fld2v;
goto states;
case FR_DSTATE:
locstate[fld1v] -= fld2v;
states:
if (fld1v == var[CUR_LOC])
curstate = locstate[var[CUR_LOC]];
if (locseen[fld1v])
locseen[fld1v] = ldescfreq;
break;
case FR_SVAR:
var[fld1v] = fld2v;
break;
case FR_IVAR:
var[fld1v] = var[fld1v] + fld2v;
break;
case FR_DVAR:
var[fld1v] -= fld2v;
if (var[fld1v] < 0)
var[fld1v] = 0;
break;
case FR_MVAR:
var[fld1v] *= fld2v;
break;
case FR_QVAR:
var[fld1v] /= fld2v;
break;
case FR_LOBJ:
if (obj_at(fld1v, fld2v) == 1) {
if (wrds[fld1v].w_loc < 0)
--var[NUM_CARRY];
wrds[fld1v].w_loc = 0;
}
break;
case FR_GOBJ:
if (wrds[fld1v].w_loc < 0)
--var[NUM_CARRY];
if (fld2v == 0)
wrds[fld1v].w_loc = var[CUR_LOC];
else
wrds[fld1v].w_loc = fld2v;
break;
case FR_LTOOL:
if (wrds[fld1v].w_loc < 0
&& (fld2v == 0 || fld2v == var[CUR_LOC])) {
wrds[fld1v].w_loc = 0;
--var[NUM_CARRY];
}
break;
case FR_GTOOL:
if (wrds[fld1v].w_loc >= 0
&& (fld2v == 0 || fld2v == var[CUR_LOC])) {
var[NUM_CARRY]++;
wrds[fld1v].w_loc = -1;
}
break;
case FR_CSUB:
var[INP_W1] = fld1v;
var[INP_W2] = fld2v;
var[INP_WC] = fld2v == 0? 1 : 2;
break;
case FR_WORLD:
addr = ((long) fp->f_fld1 & 0177777) | (fp->f_fld2 << 16);
newwrld = msglin(ap->a_msgfp, addr);
break;
case FR_SBIN:
locseen[fld1v] = fld2v;
break;
case FR_IBIN:
locseen[fld1v] = locseen[fld1v] + fld2v;
break;
case FR_DBIN:
locseen[fld1v] -= fld2v;
if (locseen[fld1v] < 0)
locseen[fld1v] = 0;
break;
}
}
if (actrace)
printf("\n");
if (ap->a_msgaddr)
printf("%s\n", msglin(ap->a_msgfp, ap->a_msgaddr));
if (newwrld != 0)
restart(newwrld);
if (ap->a_rloc < 0)
quit(ap->a_rloc);
if (ap->a_rloc > 0)
var[CUR_LOC] = ap->a_rloc;
if (ap->a_rcont == 1) /* ... style continue */
return(retval | COM_DONE | COM_DESC);
else if (ap->a_rcont == 2) /* ,,, style continue */
return(retval);
else /* no continue */
return(retval | COM_DONE | COM_DESC | COM_COMPLETE);
}
void
get_loc(loc, state)
{
char *bp;
char buf[BUFSIZE];
long locaddr;
struct actstr *ap;
if (place.p_loc == loc && place.p_state == state)
return;
if (loc >= maxlocs) {
fprintf(stderr, "Too many locations, limit is %d\n", maxlocs);
exit(1);
}
place.p_loc = loc;
place.p_state = state;
place.p_sdesc = place.p_ldesc = 0;
ap = &place.p_acts[0];
/* get current state description & actions */
if ((locaddr = getndx(loc, state)) < 0) {
if (state != BASESTATE && getndx(loc, BASESTATE) >= 0)
goto base_case;
fprintf(stderr, "Non-existent loc/state %d/%d\n", loc, state);
exit(1);
}
wseek(wfp, locaddr, 0);
getlin(wfp, buf);
if (atoi(&buf[1]) != loc) {
fprintf(stderr, "Looking for loc #%d.%d at %ld found <%s>\n",
loc, state, locaddr, buf);
exit(1);
}
bp = movchars(buf, buf, fldels);
if (*bp > ' ')
place.p_sdesc = locaddr + 1;
place.p_ldesc = wtell(wfp);
getpara(wfp, buf);
if (buf[0] == '\0')
place.p_ldesc = 0;
for (ap = place.p_acts; getlin(wfp, buf) > 0 && buf[0] == fieldelim; )
ap = code_act(place.p_acts, maxacts, ap, buf, wfp, lbegaddr);
base_case: /* get base state description & actions */
if (state == BASESTATE || (locaddr = getndx(loc, BASESTATE)) < 0)
return;
wseek(wfp, locaddr, 0);
getlin(wfp, buf);
if (atoi(&buf[1]) != loc) {
fprintf(stderr, "Looking for #%d.0 at %ld found <%s>\n",
loc, locaddr, buf);
exit(1);
}
if (place.p_sdesc == 0) {
bp = movchars(buf, buf, fldels);
place.p_sdesc = locaddr + 1;
}
if (place.p_ldesc == 0)
place.p_ldesc = wtell(wfp);
getpara(wfp, buf);
while (getlin(wfp, buf) > 0 && buf[0] == fieldelim)
ap = code_act(place.p_acts, maxacts, ap, buf, wfp, lbegaddr);
}
void
setup(argc, argv) /* initial setup when Wander first run */
char *argv[];
{
int rflag, n, i, lastrw;
signal(1, quit);
signal(2, quit);
var[CUR_LOC] = var[PREV_LOC] = 1; /* defaults */
var[NUM_CARRY] = 0;
var[MAX_CARRY] = max_carry;
var[BREVITY] = ldescfreq;
rflag = n = 0;
while (--argc > 0) {
if (argv[argc][0] == '-') {
switch (argv[argc][1]) {
case 'r':
restore(&argv[argc][2], FMAINRES);
rflag++;
break;
case 't':
actrace = atoi(&argv[argc][2]);
break;
default:
fprintf(stderr, "?%s? bad switch\n", argv[argc]);
syntax:
fprintf(stderr, "Usage: %s [-r[file]] [-t[#]] [world]\n",
argv[0]);
}
} else {
if (n++) {
fprintf(stderr, "More than 1 world file?\n");
goto syntax;
}
cpyn(curname, argv[argc], sizeof(curname) - 1);
}
}
// modify the w_word and w_syn fields of wrds from wandglb.c
lastrw = 1;
for (i = 1; wrds[i].w_word; i++) {
wrds[i].w_word = store(wrds[i].w_word); // put the word in storebuf
if (wrds[i].w_syn)
wrds[i].w_syn = lastrw;
else
lastrw = i;
}
if (rflag == 0 && get_files(curname, FMAINNEW) == -1)
exit(2);
srand(0);
curstate = locstate[var[CUR_LOC]];
lstdirvrb = which("nw", wrds); /* see comment on "nw" in wandglb */
vrbdrop = which("drop", wrds);
vrbhist = which("history", wrds);
vrbinit = which("init", wrds);
vrbinve = which("inventory", wrds);
vrblook = which("look", wrds);
vrbquit = which("quit", wrds);
vrbrest = which("restore", wrds);
vrbsave = which("save", wrds);
vrbtake = which("take", wrds);
vrbsnoop = which("~snoop", wrds);
vrbgoto = which("~goto", wrds);
vrbvars = which("~vars", wrds);
vrbvers = which("~version", wrds);
vrbstar = which("*", wrds);
objnum1 = which("N1", wrds);
objnum2 = which("N2", wrds);
objall = which("all", wrds);
}
struct actstr *
code_act(actbuf, maxacts, actp, buf, ifp, baddr)
struct actstr *actbuf, *actp;
char *buf;
FILE *ifp;
long baddr;
{
char *bp;
char wdbuf[128], *bufp;
int w[5];
struct actstr *ap;
struct fieldstr *fp;
struct actstr actemp;
#define LR(a,b) ((a << 8) | b)
/* strip off and save word(s) */
for (bp = buf; *bp == ' ' || *bp == '\t'; bp++);
bufp = movchars(bp, wdbuf, fldels);
/* encode the fields into actemp */
ap = &actemp;
ap->a_rcont = ap->a_rloc = 0;
ap->a_msgfp = ifp;
ap->a_msgaddr = 0;
for (fp = ap->a_field; fp < &ap->a_field[maxfields]; fp++)
fp->f_type = fp->f_fld1 = fp->f_fld2 = F_VOID;
fp = ap->a_field;
for (bp = bufp; *bp; ) {
bufp = bp;
bp = movchars(bp, bp, fldels); /* grab one field */
if ((bufp[0] >= '0' && bufp[0] <= '9')
|| bufp[0] == '-') {
ap->a_rloc = atoi(bufp); /* result loc */
continue;
}
if (bufp[0] == varchar) { /* variable result loc */
ap->a_rloc = var[atoi(&bufp[1])]; /* NOTE: evaluated now */
continue;
}
if (bufp[0] == 'm' && bufp[1] == '=') { /*message field */
ap->a_msgaddr = baddr;
continue;
}
if (bufp[0] == '.' && bufp[1] == '.' && bufp[2] == '.') {
ap->a_rcont = 1;
continue;
}
if (bufp[0] == ',' && bufp[1] == ',' && bufp[2] == ',') {
ap->a_rcont = 2;
continue;
}
if (fp >= &ap->a_field[maxfields]) { /* check for space */
fprintf(stderr, "Too many fields, <%s> lost\n", bufp);
continue;
}
switch (LR(bufp[0], bufp[1])) {
case LR('o', '?'):
atpair(FT_OBJ, &bufp[2], fp);
break;
case LR('o', '~'):
atpair(FT_NOBJ, &bufp[2], fp);
break;
case LR('t', '?'):
atpair(FT_TOOL, &bufp[2], fp);
break;
case LR('t', '~'):
atpair(FT_NTOOL, &bufp[2], fp);
break;
case LR('s', '?'):
dotpair(FT_STATE, &bufp[2], fp);
break;
case LR('s', '~'):
dotpair(FT_NSTATE, &bufp[2], fp);
break;
case LR('v', '?'):
dotpair(FT_EVAR, &bufp[2], fp);
break;
case LR('v', '~'):
dotpair(FT_NVAR, &bufp[2], fp);
break;
case LR('v', '<'):
dotpair(FT_LVAR, &bufp[2], fp);
break;
case LR('v', '>'):
dotpair(FT_GVAR, &bufp[2], fp);
break;
case LR('c', '?'):
fp->f_type = FT_ODDS;
if (bufp[2] == varchar)
fp->f_type |= FLD1_VAR;
fp->f_fld1 = atov(&bufp[2]);
break;
case LR('b', '?'):
dotpair(FT_EBIN, &bufp[2], fp);
break;
case LR('b', '~'):
dotpair(FT_NBIN, &bufp[2], fp);
break;
case LR('b', '<'):
dotpair(FT_LBIN, &bufp[2], fp);
break;
case LR('b', '>'):
dotpair(FT_GBIN, &bufp[2], fp);
break;
case LR('s', '='):
dotpair(FR_SSTATE, &bufp[2], fp);
break;
case LR('s', '+'):
dotpair(FR_ISTATE, &bufp[2], fp);
break;
case LR('s', '-'):
dotpair(FR_DSTATE, &bufp[2], fp);
break;
case LR('v', '='):
dotpair(FR_SVAR, &bufp[2], fp);
break;
case LR('v', '+'):
dotpair(FR_IVAR, &bufp[2], fp);
break;
case LR('v', '-'):
dotpair(FR_DVAR, &bufp[2], fp);
break;
case LR('v', '*'):
dotpair(FR_MVAR, &bufp[2], fp);
break;
case LR('v', '/'):
dotpair(FR_QVAR, &bufp[2], fp);
break;
case LR('o', '-'):
atpair(FR_LOBJ, &bufp[2], fp);
break;
case LR('o', '+'):
atpair(FR_GOBJ, &bufp[2], fp);
break;
case LR('t', '-'):
atpair(FR_LTOOL, &bufp[2], fp);
break;
case LR('t', '+'):
atpair(FR_GTOOL, &bufp[2], fp);
break;
case LR('c', '='):
fp->f_type = FR_CSUB;
wdparse(&bufp[2], w, 0, 1);
fp->f_fld1 = w[0];
fp->f_fld2 = w[1];
break;
case LR('w', '='):
fp->f_type = FR_WORLD;
fp->f_fld1 = (baddr + bufp - buf) & 0177777;
fp->f_fld2 = (baddr + bufp - buf) >> 16;
break;
case LR('b', '='):
dotpair(FR_SBIN, &bufp[2], fp);
break;
case LR('b', '+'):
dotpair(FR_IBIN, &bufp[2], fp);
break;
case LR('b', '-'):
dotpair(FR_DBIN, &bufp[2], fp);
break;
default:
if (bufp[0] != '\0')
printf("??%s?? unrecognized action field in `%s'.\n",
bufp, buf);
break;
}
if (fp->f_type != F_VOID)
fp++;
}
/* replicate actemp for each alternate word set */
for (ap = actp; wdbuf[0] != '\0'; ap++) {
if (ap >= &actbuf[maxacts]) {
fprintf(stderr, "More than %d actions ", maxacts);
if (wtell(wfp) == 0)
fprintf(stderr, "[misc] <%s>\n", buf);
else
fprintf(stderr, "[wrld %ld] <%s>\n", wtell(wfp), buf);
exit(1);
}
bytecopy(&actemp, ap, sizeof actemp); /* copy actemp into ap */
bp = movchars(wdbuf, wdbuf, "|"); /* peel off one word set */
wdparse(wdbuf, ap->a_wrd, 0, 1);
cpyn(wdbuf, bp, sizeof(wdbuf) - 1); /* leave other word sets */
}
ap->a_wrd[0] = 0;
return(ap);
}
int
get_files(name, flag) /* do processing of .misc, .mon & .wrld */
char *name; /* flag indicates caller & current initializations */
{
char *bp, buf[BUFSIZE], *cp;
int i, j, iloc, syn, nextndx, flg, lastrw;
long addr, lines;
struct actstr *aps, *ap;
time_t clock;
if (monitor > 0 && monfp != (FILE *) NULL) { // if there's already a monitor file
monitor = -1;
fprintf(monfp, "\n >> %s to %s\n",
flag == FRESTART? "init" : "restore", name);
monsav(); /* close & unlink temp monfile */
}
if (flag == FRESTORE && strcmp(name, curname) != 0) {
printf("Restoring from a different world, (%s instead of %s)\n",
name, curname);
flag = FRESTART; /* need to do more inits */
}
if (flag != FRESTORE) {
stpcpy(stpcpy(locfile, name), ".wrld");
stpcpy(stpcpy(miscfile, name), ".misc");
stpcpy(stpcpy(monfile, name), ".mon");
if (mfp != (FILE *) NULL)
wclose(mfp);
if ((mfp = wopen(miscfile, "r")) == (FILE *) NULL) { // open misc
stpcpy(stpcpy(stpcpy(locfile, stdpath), name), ".wrld");
stpcpy(stpcpy(stpcpy(miscfile, stdpath), name), ".misc");
stpcpy(stpcpy(stpcpy(monfile, stdpath), name), ".mon");
if ((mfp = wopen(miscfile, "r")) == (FILE *) NULL) {
printf("Can't open miscfile ");
perror(miscfile);
return(-1);
}
}
setbuf(mfp, mfbuf); /* to avoid stdio sbrk()s */
if (wfp != (FILE *) NULL)
wclose(wfp);
if ((wfp = wopen(locfile, "r")) == (FILE *) NULL) { // open wrld
printf("Can't open wrldfile ");
perror(locfile);
return(-1);
}
setbuf(wfp, wfbuf); /* to avoid stdio sbrk()s */
if (monitor < 0 && (monfp = fopen(monfile, "r")) == (FILE *) NULL) {
//fprintf(stderr, "defmfile=%s\n", defmfile); // apparently WANDPATH() fails on OS X
cpyn(monfile, defmfile, sizeof(monfile));
if ((monfp = fopen(monfile, "r")) == (FILE *) NULL)
monitor = 0;
}
if (monitor) {
fclose(monfp);
sprintf(tmonfil, "/tmp/w%d.mon", getpid());
}
}
if (monitor) {
monfp = fopen(tmonfil, "w");
setbuf(monfp, NULL); /* avoid buffering which does sbrk()s */
clock = time(0);
fprintf(monfp, "\nruid:%d euid:%d tty%s world:%s %16.16s",
myruid(), myeuid(), ttyname(2), locfile, ctime(&clock));
}
if (flag == FRESTORE || flag == FMAINRES)
goto get_done;
// Read in and process the .misc file
if (actrace)
printf(" process .misc\n");
getpara(mfp, buf); // introductory paragraph
if (flag == FMAINNEW)
printf("%s", msgfmt(buf));
getlin(mfp, buf);
if (buf[0] != fieldelim) { // fieldelim is <HT>
fprintf(stderr, "Line following intro is not a header in %s [%ld]\n%s",
miscfile, wtell(mfp), buf);
return(-1);
}
for (;;) { // a getlin() has always just been done
while (buf[0] == '\0' && getlin(mfp, buf)); /* blank, ignore */
if (buf[1] == 'n') { /* <HT>notes */
while (getlin(mfp, buf) && buf[0] != '\0'); /* ignore */
if (getlin(mfp, buf) == 0)
break;
} else if (buf[1] == 'p') { /* <HT>p... */
if (buf[2] == 'r') { /* <HT>pre actions */
aps = pre_acts;
i = maxpreacts;
} else { /* <HT>post actions */
aps = post_acts;
i = maxpostacts;
}
ap = aps;
while (getlin(mfp, buf) && buf[0] != '\0')
ap = code_act(aps, i, ap, buf, mfp, lbegaddr);
if (getlin(mfp, buf) == 0)
break;
} else if (buf[1] == 'v' && buf[2] == 'a') { /* <HT>variables */
while (getlin(mfp, buf) && buf[0] != '\0') {
bp = movchars(buf, buf, fldels);
i = atoi(buf);
if (i == 0 && buf[0] != '0') {
if ((i = which(buf, spvars)) < 0)
goto oops;
i = spvars[i].w_loc;
}
j = atoi(bp);
if (i & ~0377) {
oops: fprintf(stderr,
"'%s %s' is an erroneous variable spec in %s [%ld]\n",
buf, bp, miscfile, wtell(mfp));
return(-1);
}
var[i] = j;