/
hemisc.cpp
2385 lines (2013 loc) · 50 KB
/
hemisc.cpp
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "glk/hugo/hugo.h"
namespace Glk {
namespace Hugo {
static char EMPTY[1] = { 0 };
void Hugo::AP(const char *a) {
char sticky = false, skipspchar = false, startofline = 0;
int i, alen, plen, cwidth;
char c = 0; /* current character */
#ifdef USE_SMARTFORMATTING
char lastc = 0; /* for smart formatting */
#endif
static int lastfcolor = 16, lastbgcolor = 17;
static int lastfont = NORMAL_FONT;
static int thisline = 0; /* width in pixels or characters */
static int linebreaklen = 0, linebreak = 0;
int tempfont;
char printed_something = false;
#ifdef USE_TEXTBUFFER
int bufferfont = currentfont;
#endif
/* Shameless little trick to override control characters in engine-
printed text, such as MS-DOS filenames that contain '\'s:
*/
if (a[0]==NO_CONTROLCHAR)
{
skipspchar = true;
a++;
}
/* Semi-colon overrides LF */
if ((strlen(a)>=2) && a[strlen(a)-1]==';' && a[strlen(a)-2]=='\\')
{
sticky = true;
}
if (hugo_strlen(pbuffer))
printed_something = true;
plen = strlen(pbuffer);
if (plen==0)
{
thisline = 0;
linebreak = 0;
linebreaklen = 0;
lastfont = currentfont;
startofline = true;
#ifdef USE_TEXTBUFFER
bufferbreak = 0;
bufferbreaklen = 0;
#endif
#ifdef USE_SMARTFORMATTING
leftquote = true;
#endif
}
/* Check for color changes */
if ((a[0]) && (lastfcolor!=fcolor || lastbgcolor!=bgcolor || startofline))
{
if (plen >= MAXBUFFER*2-3) FatalError(OVERFLOW_E);
pbuffer[plen++] = COLOR_CHANGE;
pbuffer[plen++] = (char)(fcolor+1);
pbuffer[plen++] = (char)(bgcolor+1);
pbuffer[plen] = '\0';
lastfcolor = fcolor;
lastbgcolor = bgcolor;
}
/* Check for font changes--since fonts can only get changed
by printing, we don't check lastfont */
if ((a[0]) && startofline)
{
if (plen >= MAXBUFFER*2-2) FatalError(OVERFLOW_E);
pbuffer[plen++] = FONT_CHANGE;
pbuffer[plen++] = (char)(currentfont+1);
pbuffer[plen] = '\0';
lastfont = currentfont;
}
/* Begin by looping through the entire provided string: */
alen = (int)strlen(a);
if (sticky)
alen -= 2;
/* Not printing any actual text, so we won't need to go through
queued font changes
*/
if (alen==0)
lastfont = currentfont;
for (i=0; i<alen; i++)
{
c = a[i];
/* Left-justification */
if (thisline==0 && c==' ' && !textto && currentpos==0)
continue;
/* First check control characters */
if (c=='\\' && !skipspchar)
{
c = a[++i];
switch (c)
{
case 'n':
{
c = '\n';
break;
}
case 'B':
{
currentfont |= BOLD_FONT;
goto AddFontCode;
}
case 'b':
{
currentfont &= ~BOLD_FONT;
goto AddFontCode;
}
case 'I':
{
currentfont |= ITALIC_FONT;
goto AddFontCode;
}
case 'i':
{
currentfont &= ~ITALIC_FONT;
goto AddFontCode;
}
case 'P':
{
currentfont |= PROP_FONT;
goto AddFontCode;
}
case 'p':
{
currentfont &= ~PROP_FONT;
goto AddFontCode;
}
case 'U':
{
currentfont |= UNDERLINE_FONT;
goto AddFontCode;
}
case 'u':
{
currentfont &= ~UNDERLINE_FONT;
AddFontCode:
if (!textto)
{
int m, n;
int newfull;
double ratio;
if (!printed_something)
{
for (m=0; m<plen;)
{
if (pbuffer[m]==FONT_CHANGE)
{
for (n=m; n<plen-2; n++)
{
pbuffer[n] = pbuffer[n+2];
}
plen-=2;
pbuffer[plen] = '\0';
lastfont = currentfont;
}
else if (pbuffer[m]==COLOR_CHANGE)
m+=3;
else
break;
}
}
#ifdef USE_TEXTBUFFER
if (hugo_strlen(pbuffer+bufferbreak)==0)
bufferfont = currentfont;
#endif
if (plen >= MAXBUFFER*2-2) FatalError(OVERFLOW_E);
pbuffer[plen+2] = '\0';
pbuffer[plen+1] = (char)(currentfont+1);
pbuffer[plen] = FONT_CHANGE;
plen+=2;
/* Convert full if font height changes, since
the amount of used screen real estate for
this particular font (in terms of lines)
will have changed:
*/
ratio = (double)lineheight;
hugo_font(currentfont);
ratio /= (double)lineheight;
newfull = (int)(((double)full)*ratio+0.5);
if (newfull) full = newfull;
}
continue;
}
case '_': /* forced space */
{
if (textto) c = ' ';
else c = FORCED_SPACE;
break;
}
default:
c = SpecialChar(a, &i);
}
}
else if (game_version<=22)
{
if (c=='~')
c = '\"';
else if (c=='^')
c = '\n';
}
/* Add the new character */
/* Text may be sent to an address in the array table instead
of being output to the screen
*/
if (textto)
{
/* space for array length */
int n = (game_version>23)?2:0;
if (c=='\n')
{
SETMEM(arraytable*16L + textto*2 + n, 0);
textto++;
}
else if ((unsigned char)c >= ' ')
{
SETMEM(arraytable*16L + textto*2 + n, c);
textto++;
}
/* Add a terminating zero in case we don't
print any more to the array */
SETMEM(arraytable*16L + textto*2 + n, 0);
if (i >= alen) return;
continue; /* back to for (i=0; i<slen; i++) */
}
printed_something = true;
/* Handle in-text newlines */
if (c=='\n')
{
hugo_font(currentfont = lastfont);
#ifdef USE_TEXTBUFFER
TB_AddWord(pbuffer+bufferbreak,
current_text_x+bufferbreaklen,
current_text_y,
current_text_x+thisline-1,
current_text_y+lineheight-1);
#endif
Printout(pbuffer, 0);
lastfont = currentfont;
#ifdef USE_TEXTBUFFER
bufferfont = currentfont;
bufferbreak = 0;
bufferbreaklen = 0;
#endif
strcpy(pbuffer, "");
plen = 0;
linebreak = 0;
linebreaklen = 0;
thisline = 0;
#ifdef USE_SMARTFORMATTING
leftquote = true;
lastc = '\n';
#endif
pbuffer[plen++] = COLOR_CHANGE;
pbuffer[plen++] = (char)(fcolor+1);
pbuffer[plen++] = (char)(bgcolor+1);
pbuffer[plen] = '\0';
continue;
}
#ifdef USE_SMARTFORMATTING
/* Smart formatting only for non-fixed fonts */
if ((currentfont & PROP_FONT) && smartformatting)
{
if ((!strncmp(a+i, "--", 2)) && lastc!='-' && strncmp(a+i, "---", 3))
{
lastc = '-';
c = (char)151;
i++;
leftquote = false;
}
else if (c=='\"')
{
if (leftquote)
c = (char)147;
else
c = (char)148;
leftquote = false;
lastc = c;
}
else if (c=='\'')
{
if (leftquote)
c = (char)145;
else
c = (char)146;
leftquote = false;
lastc = c;
}
else
{
if (c==' ')
leftquote = true;
else
leftquote = false;
lastc = c;
}
}
#endif
/* Add the new character to the printing buffer */
if (plen >= MAXBUFFER*2-1) FatalError(OVERFLOW_E);
pbuffer[plen+1] = '\0';
pbuffer[plen] = c;
plen++;
cwidth = hugo_charwidth(c);
/* Check to see if we've overrun the current line */
if (thisline+cwidth+currentpos > physical_windowwidth)
{
char t;
if (!linebreak)
{
linebreak = plen-1;
linebreaklen = thisline;
}
t = pbuffer[linebreak];
pbuffer[linebreak] = '\0';
tempfont = currentfont;
hugo_font(currentfont = lastfont);
Printout(pbuffer, linebreak);
lastfont = currentfont;
hugo_font(currentfont = tempfont);
pbuffer[linebreak] = t;
plen = strlen(pbuffer+linebreak);
memmove(pbuffer, pbuffer+linebreak, plen + 1);
thisline = thisline - linebreaklen;
linebreak = 0;
linebreaklen = 0;
startofline = 0;
#ifdef USE_TEXTBUFFER
bufferbreak = 0;
bufferbreaklen = 0;
#endif
}
thisline += cwidth;
#ifdef USE_TEXTBUFFER
if ((c==' ' || c==FORCED_SPACE) ||
(c=='/' && a[i+1]!='/') || (c=='-' && a[i+1]!='-'))
{
TB_AddWord(pbuffer+bufferbreak,
current_text_x+bufferbreaklen,
current_text_y,
current_text_x+thisline-1,
current_text_y+lineheight-1);
bufferbreak = plen;
bufferbreaklen = thisline;
bufferfont = currentfont;
}
#endif
if ((c==' ') || (c=='/' && a[i+1]!='/') || (c=='-' && a[i+1]!='-'))
{
linebreak = plen, linebreaklen = thisline;
}
}
#ifdef USE_TEXTBUFFER
if (!sticky || alen > 1)
{
tempfont = currentfont;
currentfont = bufferfont;
TB_AddWord(pbuffer+bufferbreak,
current_text_x+bufferbreaklen,
current_text_y,
current_text_x+thisline-1,
current_text_y+lineheight-1);
bufferbreak = plen;
bufferbreaklen = thisline;
currentfont = tempfont;
}
#endif
if (!sticky)
{
hugo_font(currentfont = lastfont);
Printout(pbuffer, 0);
lastfont = currentfont;
strcpy(pbuffer, "");
linebreak = 0;
linebreaklen = 0;
thisline = 0;
plen = 0;
#ifdef USE_TEXTBUFFER
bufferbreak = 0;
bufferbreaklen = 0;
#endif
#ifdef USE_SMARTFORMATTING
leftquote = true;
#endif
}
}
int Hugo::CallRoutine(unsigned int addr) {
int arg, i;
int val;
int templocals[MAXLOCALS], temppass[MAXLOCALS];
int temp_stack_depth;
long tempptr;
int potential_tail_recursion = tail_recursion;
#if defined (DEBUGGER)
int tempdbnest;
#endif
arg = 0;
tail_recursion = 0;
Common::fill(&temppass[0], &temppass[MAXLOCALS], 0);
/* Pass local variables to routine, if specified */
if (MEM(codeptr)==OPEN_BRACKET_T)
{
codeptr++;
while (MEM(codeptr) != CLOSE_BRACKET_T)
{
if (arg)
{
for (i=0; i<arg; i++)
temppass[i] = passlocal[i];
}
passlocal[arg++] = GetValue();
if (arg > 1)
{
for (i=0; i<arg-1; i++)
passlocal[i] = temppass[i];
}
if (MEM(codeptr)==COMMA_T) codeptr++;
}
codeptr++;
}
/* TAIL_RECURSION_ROUTINE if we came from a routine call immediately
following a 'return' statement...
*/
tail_recursion = potential_tail_recursion;
if (tail_recursion==TAIL_RECURSION_ROUTINE && MEM(codeptr)==EOL_T)
{
tail_recursion_addr = (long)addr*address_scale;
PassLocals(arg);
return 0;
}
/* ...but if we're not immediately followed by and end-of-line marker,
cancel the pending tail-recursion
*/
else
{
tail_recursion = 0;
}
for (i=0; i<MAXLOCALS; i++)
templocals[i] = var[MAXGLOBALS+i];
PassLocals(arg);
temp_stack_depth = stack_depth;
SetStackFrame(stack_depth, RUNROUTINE_BLOCK, 0, 0);
tempptr = codeptr; /* store calling address */
ret = 0;
#if defined (DEBUGGER)
tempdbnest = dbnest;
DebugRunRoutine((long)addr*address_scale);
dbnest = tempdbnest;
#else
RunRoutine((long)addr*address_scale);
#endif
retflag = 0;
val = ret;
codeptr = tempptr;
stack_depth = temp_stack_depth;
for (i=0; i<MAXLOCALS; i++)
var[MAXGLOBALS+i] = templocals[i];
return val;
}
void Hugo::ContextCommand() {
unsigned int n;
ContextCommandLoop:
codeptr++;
n = GetValue();
#if !defined (COMPILE_V25)
if (n==0)
{
context_commands = 0;
}
else if (context_commands < MAX_CONTEXT_COMMANDS)
{
const char *cc;
strncpy(context_command[context_commands], cc = GetWord(n), 64);
context_command[context_commands][63] = '\0';
if (strlen(cc)>=64)
sprintf(context_command[context_commands]+60, "...");
context_commands++;
}
#endif
if (Peek(codeptr)==COMMA_T) goto ContextCommandLoop;
codeptr++;
}
unsigned int Hugo::Dict() {
int i, len = 256;
unsigned int arr;
unsigned int pos = 2, loc;
codeptr += 2; /* "(" */
if (MEM(codeptr)==PARSE_T || MEM(codeptr)==WORD_T)
strcpy(line, GetWord(GetValue()));
else
{
/* Get the array address to read the to-be-
created dictionary entry from:
*/
arr = GetValue();
if (game_version>=22)
{
/* Convert the address to a word
value:
*/
arr*=2;
if (game_version>=23)
/* space for array length */
arr+=2;
}
defseg = arraytable;
for (i=0; i<len && PeekWord(arr+i*2)!=0; i++)
line[i] = (char)PeekWord(arr+i*2);
defseg = gameseg;
line[i] = '\0';
}
if (Peek(codeptr)==COMMA_T) codeptr++;
len = GetValue();
if ((loc = FindWord(line))!=UNKNOWN_WORD) return loc;
defseg = dicttable;
for (i=1; i<=dictcount; i++)
pos += Peek(pos) + 1;
loc = pos - 2;
if ((long)(pos+strlen(line)) > (long)(codeend-dicttable*16L))
{
#ifdef DEBUGGER
sprintf(debug_line, "$MAXDICTEXTEND dictionary space exceeded");
RuntimeWarning(debug_line);
#endif
defseg = gameseg;
return 0;
}
Poke(pos++, (unsigned char)strlen(line));
for (i=0; i<(int)strlen(line) && i<len; i++)
Poke(pos++, (unsigned char)(line[i]+CHAR_TRANSLATION));
PokeWord(0, ++dictcount);
defseg = gameseg;
SaveUndo(DICT_T, strlen(line), 0, 0, 0);
return loc;
}
void Hugo::FatalError(int n) {
char fatalerrorline[64];
#if defined (DEBUGGER)
hugo_stopmusic();
hugo_stopsample();
/* If the Debugger has already issued an error, it will
try to recover instead of issuing a stream of
identical errors.
*/
if (runtime_error) return;
#else
hugo_cleanup_screen();
#endif
switch (n)
{
case MEMORY_E:
{sprintf(line, "Out of memory\n");
break;}
case OPEN_E:
{sprintf(line, "Cannot open file\n");
break;}
case READ_E:
{sprintf(line, "Cannot read from file\n");
break;}
case WRITE_E:
{sprintf(line, "Cannot write to save file\n");
break;}
case EXPECT_VAL_E:
{sprintf(line, "Expecting value at $%s\n", PrintHex(codeptr));
break;}
case UNKNOWN_OP_E:
{sprintf(line, "Unknown operation at $%s\n", PrintHex(codeptr));
break;}
case ILLEGAL_OP_E:
{sprintf(line, "Illegal operation at $%s\n", PrintHex(codeptr));
break;}
case OVERFLOW_E:
{sprintf(line, "Overflow at $%s\n", PrintHex(codeptr));
break;}
case DIVIDE_E:
{sprintf(line, "Divide by zero at $%s\n", PrintHex(codeptr));
break;}
}
#if defined (DEBUGGER)
if (routines > 0)
{
SwitchtoDebugger();
if (n==MEMORY_E) DebuggerFatal(D_MEMORY_ERROR);
RuntimeWarning(line);
debugger_interrupt = true;
debugger_skip = true;
runtime_error = true;
if (n!=EXPECT_VAL_E)
RecoverLastGood();
codeptr = this_codeptr;
return;
}
hugo_cleanup_screen();
#endif
/* crash dump */
/*
if (n==UNKNOWN_OP_E || n==ILLEGAL_OP_E || n==EXPECT_VAL_E || n==OVERFLOW_E)
{
for (n=-8; n<0; n++)
fprintf(stderr, " %c%2X", (n==-8)?'$':' ', MEM(codeptr+n));
fprintf(stderr, "\n");
for (n=-8; n<0; n++)
fprintf(stderr, " %3d", MEM(codeptr+n));
fprintf(stderr, "\n\n> %2X", MEM(codeptr));
for (n=1; n<8; n++)
fprintf(stderr, " %2X", MEM(codeptr+n));
fprintf(stderr, "\n");
fprintf(stderr, ">%3d", MEM(codeptr));
for (n=1; n<8; n++)
fprintf(stderr, " %3d", MEM(codeptr+n));
fprintf(stderr, "\n");
}
*/
sprintf(fatalerrorline, "\nFatal Error: %s", line);
PRINTFATALERROR(fatalerrorline);
hugo_closefiles();
hugo_blockfree(mem);
mem = nullptr;
error("Error code: %d", (int)n);
}
void Hugo::FileIO() {
#ifndef GLK
char drive[MAXDRIVE], dir[MAXDIR], fname[MAXFILENAME], ext[MAXEXT];
#endif
char fileiopath[MAXPATH];
char iotype;
unsigned int fnameval;
long skipaddr;
int i, temp_stack_depth = stack_depth;
#if defined (DEBUGGER)
int tempdbnest;
#endif
iotype = MEM(codeptr++);
skipaddr = (long)PeekWord(codeptr)*address_scale;
codeptr+=2;
fnameval = GetValue();
if (game_version>=23) codeptr++; /* eol */
ioerror = 0;
/* Make sure the filename is legal, 8 alphanumeric characters or less */
strcpy(line, GetWord(fnameval));
if (strlen(line) > 8) goto LeaveFileIO;
for (i=0; i<(int)strlen(line); i++)
{
if ((line[i]>='0' && line[i]<='9') || (line[i]>='A' && line[i]<='Z') ||
(line[i]>='a' && line[i]<='z'))
{
continue;
}
else
goto LeaveFileIO;
}
if (ioblock) goto LeaveFileIO; /* can't nest file operations */
#if !defined (GLK)
hugo_splitpath(program_path, drive, dir, fname, ext);
hugo_makepath(fileiopath, drive, dir, GetWord(fnameval), "");
#else
strcpy(fileiopath, GetWord(fnameval));
#endif
if (iotype==WRITEFILE_T) /* "writefile" */
{
#if !defined (GLK)
/* stdio implementation */
if ((io = HUGO_FOPEN(fileiopath, "wb"))==nullptr) goto LeaveFileIO;
#else
/* Glk implementation */
frefid_t fref = nullptr;
fref = glk_fileref_create_by_name(fileusage_Data | fileusage_BinaryMode,
fileiopath, 0);
io = glk_stream_open_file(fref, filemode_Write, 0);
glk_fileref_destroy(fref);
if (io==nullptr) goto LeaveFileIO;
#endif
ioblock = 1;
}
else /* "readfile" */
{
#if !defined (GLK)
/* stdio implementation */
if ((io = HUGO_FOPEN(fileiopath, "rb"))==nullptr) goto LeaveFileIO;
#else
/* Glk implementation */
frefid_t fref = nullptr;
fref = glk_fileref_create_by_name(fileusage_Data | fileusage_BinaryMode,
fileiopath, 0);
io = glk_stream_open_file(fref, filemode_Read, 0);
glk_fileref_destroy(fref);
if (io==nullptr) goto LeaveFileIO;
#endif
ioblock = 2;
}
#if defined (DEBUGGER)
tempdbnest = dbnest++;
#endif
SetStackFrame(stack_depth, RUNROUTINE_BLOCK, 0, 0);
RunRoutine(codeptr);
#if defined (DEBUGGER)
dbnest = tempdbnest;
#endif
stack_depth = temp_stack_depth;
if (ioerror) retflag = 0;
hugo_fclose(io);
io = nullptr;
ioblock = 0;
LeaveFileIO:
ioerror = 0;
codeptr = skipaddr;
}
void Hugo::Flushpbuffer() {
if (pbuffer[0]=='\0') return;
#ifdef USE_TEXTBUFFER
/* For (single) characters left over from AP(), when Flushpbuffer() gets
called, say, from RunWindow()
*/
if (bufferbreaklen && pbuffer+bufferbreaklen && !(currentfont&PROP_FONT))
{
TB_AddWord(pbuffer+bufferbreak,
current_text_x+bufferbreaklen,
current_text_y,
current_text_x+bufferbreaklen+FIXEDCHARWIDTH,
current_text_y+lineheight-1);
}
#endif
pbuffer[strlen(pbuffer)+1] = '\0';
pbuffer[strlen(pbuffer)] = (char)NO_NEWLINE;
Printout(Ltrim(pbuffer), 0);
currentpos = hugo_textwidth(pbuffer); /* -charwidth; */
strcpy(pbuffer, "");
}
void Hugo::GetCommand() {
char a[256];
#ifdef USE_TEXTBUFFER
int start, width, i, y;
#endif
Flushpbuffer();
AP("");
hugo_settextcolor(fcolor);
hugo_setbackcolor(bgcolor);
if (icolor==-1)
icolor = fcolor; /* check unset input color */
strncpy(a, GetWord(var[prompt]), 255);
during_player_input = true;
full = 0;
#ifdef USE_TEXTBUFFER
/* Add the prompt to the textbuffer (using TB_Add()) */
y = current_text_y;
width = hugo_textwidth(GetWord(var[prompt]));
TB_AddWord(GetWord(var[prompt]), physical_windowleft, y,
physical_windowleft+width, y+lineheight-1);
hugo_getline(a);
/* If hugo_scrollwindowup() called by hugo_getline() shifted things */
if (current_text_y > y)
{
y += (current_text_y - y);
}
/* Add each word in the input buffer */
start = 0;
for (i=0; i<(int)strlen(buffer); i++)
{
if (buffer[i]==' ')
{
buffer[i] = '\0';
TB_AddWord(buffer+start, physical_windowleft+width, y-lineheight,
physical_windowleft+width+hugo_textwidth(buffer+start), y-1);
width += hugo_textwidth(buffer+start) + hugo_textwidth(" ");
start = i+1;
buffer[i] = ' ';
}
}
/* Add the final word */
TB_AddWord(buffer+start, physical_windowleft+width, y-lineheight,
physical_windowleft+width+hugo_textwidth(buffer+start), y-1);
#else
hugo_getline(a);
#endif
during_player_input = false;
strcpy(buffer, Rtrim(buffer));
strcpy(parseerr, "");
full = 1;
remaining = 0;
}
char *Hugo::GetString(long addr) {
static char a[256];
int i, length;
length = Peek(addr);
for (i=1; i<=length; i++)
a[i-1] = (char)(Peek(addr + i) - CHAR_TRANSLATION);
a[i-1] = '\0';
return a;
}
char *Hugo::GetText(long textaddr) {
static char g[1025];
int i, a;
int tdatal, tdatah, tlen; /* low byte, high byte, length */
/* Read the string from memory... */
if (loaded_in_memory)
{
tlen = MEM(codeend+textaddr) + MEM(codeend+textaddr+1)*256;
for (i=0; i<tlen; i++)
{
g[i] = (char)(MEM(codeend+textaddr+2+i) - CHAR_TRANSLATION);
}
g[i] = '\0';
return g;
}
/* ...Or load the string from disk */
if (hugo_fseek(game, codeend+textaddr, SEEK_SET)) FatalError(READ_E);
tdatal = hugo_fgetc(game);
tdatah = hugo_fgetc(game);
if (tdatal==EOF || tdatah==EOF || hugo_ferror(game)) FatalError(READ_E);
tlen = tdatal + tdatah * 256;
for (i=0; i<tlen; i++)
{
if ((a = hugo_fgetc(game))==EOF) FatalError(READ_E);
g[i] = (char)(a - CHAR_TRANSLATION);
}
g[i] = '\0';
return g;
}
char *Hugo::GetWord(unsigned int w) {
char *b;
unsigned short a;
a = w;
if (a==0) return EMPTY;
if (a==PARSE_STRING_VAL) return parseerr;
if (a==SERIAL_STRING_VAL) return serial;
/* bounds-checking to avoid some sort of memory arena error */
if ((long)(a+dicttable*16L) > codeend)
{
return EMPTY;
}
defseg = dicttable;