static BOOL PopRegKeyArgs(TCHAR * path, BOOL *options)
{
TCHAR * param = (TCHAR *)GlobalAlloc(GPTR, g_string_size*sizeof(TCHAR));
int iRootKey;
BOOL success = FALSE;
if (!popstring(param))
{
*options = FALSE;
if (lstrcmpi(param, _T("/noinherit")) == 0)
{
*options = TRUE;
popstring(param);
}
}
else
ABORT("Root key name missing");
iRootKey = ParseEnum(g_rootKeyNames, param);
if (!ARRAY_CONTAINS(g_rootKeyPrefixes, iRootKey))
ABORT_s("Bad root key name (%s)", param);
if (popstring(param))
ABORT("Registry key name missing");
path[0] = 0;
lstrcat(path, g_rootKeyPrefixes[iRootKey]);
lstrcat(path, param);
success = TRUE;
cleanup:
GlobalFree(param);
return success;
}
//==========================================================================
//
// Reads an actor definition
//
//==========================================================================
static void ParseActor(FScanner &sc)
{
PClassActor *info = NULL;
Baggage bag;
info = ParseActorHeader(sc, &bag);
sc.MustGetToken('{');
while (sc.MustGetAnyToken(), sc.TokenType != '}')
{
switch (sc.TokenType)
{
case TK_Action:
ParseActionDef (sc, info);
break;
case TK_Const:
ParseConstant (sc, &info->Symbols, info);
break;
case TK_Enum:
ParseEnum (sc, &info->Symbols, info);
break;
case TK_Native:
ParseNativeFunction (sc, info);
break;
case TK_Var:
ParseUserVariable (sc, &info->Symbols, info);
break;
case TK_Identifier:
ParseActorProperty(sc, bag);
break;
case TK_States:
if (bag.StateSet)
{
sc.ScriptMessage("'%s' contains multiple state declarations", bag.Info->TypeName.GetChars());
FScriptPosition::ErrorCounter++;
}
ParseStates(sc, bag.Info, (AActor *)bag.Info->Defaults, bag);
bag.StateSet = true;
break;
case '+':
case '-':
ParseActorFlag(sc, bag, sc.TokenType);
break;
default:
sc.ScriptError("Unexpected '%s' in definition of '%s'", sc.String, bag.Info->TypeName.GetChars());
break;
}
}
FinishActor(sc, info, bag);
sc.SetCMode (false);
}
//==========================================================================
//
// Reads an actor definition
//
//==========================================================================
static void ParseActor(FScanner &sc)
{
FActorInfo * info=NULL;
Baggage bag;
info = ParseActorHeader(sc, &bag);
sc.MustGetToken('{');
while (sc.MustGetAnyToken(), sc.TokenType != '}')
{
switch (sc.TokenType)
{
case TK_Action:
ParseActionDef (sc, info->Class);
break;
case TK_Const:
ParseConstant (sc, &info->Class->Symbols, info->Class);
break;
case TK_Enum:
ParseEnum (sc, &info->Class->Symbols, info->Class);
break;
case TK_Native:
ParseNativeVariable (sc, &info->Class->Symbols, info->Class);
break;
case TK_Var:
ParseUserVariable (sc, &info->Class->Symbols, info->Class);
break;
case TK_Identifier:
ParseActorProperty(sc, bag);
break;
case '+':
case '-':
ParseActorFlag(sc, bag, sc.TokenType);
break;
default:
sc.ScriptError("Unexpected '%s' in definition of '%s'", sc.String, bag.Info->Class->TypeName.GetChars());
break;
}
}
FinishActor(sc, info, bag);
sc.SetCMode (false);
}
/* i know: this function is far to generious in accepting strings.
* but hey: this all is about code size, isn't it?
* so i can live with that pretty well.
*/
static DWORD ParsePermissions(const SchemeType * scheme, TCHAR * str)
{
DWORD perms = 0;
TCHAR * first, * last;
for(first = str; *first; first = last)
{
int token;
while(*first && *first <= ' ') ++first;
for(last = first; *last && *last > ' ' && *last != '|' &&
*last != '+'; ++last);
if (*last) *last++ = '\0';
token = ParseEnum(scheme->permissionNames, first);
if (token >= 0 && token < scheme->permissionCount)
perms|= scheme->permissionFlags[token];
}
return perms;
}
int
ParseDiversionReason(struct asn1_parm *pc, u_char *p, u_char *end, char *str)
{
int ret;
int diversionReason;
ret = ParseEnum(pc, p, end, &diversionReason);
if (ret < 0)
return ret;
switch (diversionReason) {
case 0: sprintf(str, "unknown"); break;
case 1: sprintf(str, "CFU"); break;
case 2: sprintf(str, "CFB"); break;
case 3: sprintf(str, "CFNR"); break;
case 4: sprintf(str, "CD (Alerting)"); break;
case 5: sprintf(str, "CD (Immediate)"); break;
default: sprintf(str, "(%d)", diversionReason); break;
}
return ret;
}
int ParseBasicService(struct asn1_parm *pc, u_char *p, u_char *end, int *basicService)
{
return ParseEnum(pc, p, end, basicService);
}
/*
* File ::= { Declaration }
* Declaration ::= Node
* | Operation
* | OperationCase
* | Option
* | Enum
* | Literal
* | Header
* | Output
* | Common
* | Include
* Literal ::= { LiteralFlag } ( LITERAL_DEFNS | LITERAL_END )
* LiteralFlag ::= %both | %decls | %end
* Header ::= %header STRING
* Output ::= %output STRING
* Common ::= %common
* Include ::= %include [ %readonly ] STRING
*/
void TreeCCParse(TreeCCContext *context)
{
/* Fetch the first token from the input stream */
if(!TreeCCNextToken(context->input))
{
return;
}
/* Parse lines of input until the input is exhausted */
do
{
switch(context->input->token)
{
case TREECC_TOKEN_EOF:
{
/* Shouldn't happen, but ignore it if it does */
}
break;
case TREECC_TOKEN_IDENTIFIER:
{
/* Parse an operation case definition */
ParseOperationCase(context);
}
continue; /* Skip the call to TreeCCNextToken */
case TREECC_TOKEN_LITERAL_DEFNS:
case TREECC_TOKEN_LITERAL_END:
case TREECC_TOKEN_BOTH:
case TREECC_TOKEN_DECLS:
case TREECC_TOKEN_END:
{
/* Parse a literal definition block for this file */
int flags = 0;
while(context->input->token == TREECC_TOKEN_BOTH ||
context->input->token == TREECC_TOKEN_DECLS ||
context->input->token == TREECC_TOKEN_END)
{
if(context->input->token == TREECC_TOKEN_BOTH)
{
flags |= TREECC_LITERAL_CODE |
TREECC_LITERAL_DECLS;
}
else if(context->input->token == TREECC_TOKEN_DECLS)
{
flags |= TREECC_LITERAL_DECLS;
}
else
{
flags |= TREECC_LITERAL_END;
}
TreeCCNextToken(context->input);
}
if((flags & TREECC_LITERAL_DECLS) == 0)
{
flags |= TREECC_LITERAL_CODE;
}
if(context->input->token == TREECC_TOKEN_LITERAL_DEFNS)
{
TreeCCAddLiteralDefn(context, TreeCCValue(context->input),
flags);
}
else if(context->input->token == TREECC_TOKEN_LITERAL_END)
{
TreeCCAddLiteralDefn(context, TreeCCValue(context->input),
flags | TREECC_LITERAL_END);
}
else
{
TreeCCError(context->input,
"literal definition block expected");
continue;
}
}
break;
case TREECC_TOKEN_NODE:
{
/* Parse a node definition */
ParseNode(context);
}
continue; /* Skip the call to TreeCCNextToken */
case TREECC_TOKEN_OPERATION:
{
/* Parse an operation definition */
ParseOperation(context);
}
continue; /* Skip the call to TreeCCNextToken */
case TREECC_TOKEN_OPTION:
{
/* Parse an option declaration */
ParseOption(context);
}
continue; /* Skip the call to TreeCCNextToken */
case TREECC_TOKEN_HEADER:
{
/* Parse a header filename specification */
TreeCCNextToken(context->input);
if(context->input->token == TREECC_TOKEN_STRING)
{
TreeCCStream *stream =
TreeCCStreamCreate(context, context->input->text,
context->input->text, 1);
context->headerStream = stream;
stream->readOnly |= context->input->readOnly;
if(!(context->commonHeader))
{
context->commonHeader = stream;
}
}
else
{
TreeCCError(context->input, "header filename expected");
continue;
}
}
break;
case TREECC_TOKEN_OUTPUT:
{
/* Parse an output filename specification */
TreeCCNextToken(context->input);
if(context->input->token == TREECC_TOKEN_STRING)
{
TreeCCStream *stream =
TreeCCStreamCreate(context, context->input->text,
context->input->text, 0);
context->sourceStream = stream;
stream->readOnly |= context->input->readOnly;
if(!(context->commonSource))
{
context->commonSource = stream;
}
}
else
{
TreeCCError(context->input, "output filename expected");
continue;
}
}
break;
case TREECC_TOKEN_OUTDIR:
{
/* Parse an output directory specification */
TreeCCNextToken(context->input);
if(context->input->token == TREECC_TOKEN_STRING)
{
context->outputDirectory =
TreeCCResolvePathname(context->input->filename,
context->input->text);
}
else
{
TreeCCError(context->input, "output filename expected");
continue;
}
}
break;
case TREECC_TOKEN_ENUM:
{
/* Parse an enumerated type definition */
ParseEnum(context);
}
continue; /* Skip the call to TreeCCNextToken */
case TREECC_TOKEN_COMMON:
{
/* Put the common housekeeping code in the
current header and source streams */
context->commonHeader = context->headerStream;
context->commonSource = context->sourceStream;
}
break;
case TREECC_TOKEN_INCLUDE:
{
/* Include another file at this point */
int readOnly = context->input->readOnly;
TreeCCNextToken(context->input);
if(context->input->token == TREECC_TOKEN_READONLY)
{
readOnly = 1;
TreeCCNextToken(context->input);
}
if(context->input->token == TREECC_TOKEN_STRING)
{
char *includeFile =
TreeCCResolvePathname(context->input->filename,
context->input->text);
FILE *file = fopen(includeFile, "r");
if(file != NULL)
{
/* Parse the contents of the included file */
TreeCCInput *newInput =
(TreeCCInput *)malloc(sizeof(TreeCCInput));
TreeCCInput *origInput = context->input;
if(!newInput)
{
TreeCCOutOfMemory(context->input);
}
TreeCCOpen(newInput, context->input->progname,
file, includeFile);
context->input = newInput;
TreeCCParse(context);
context->input = origInput;
TreeCCClose(newInput, 1);
free(newInput);
}
else
{
TreeCCError(context->input, "cannot open \"%s\"",
includeFile);
free(includeFile);
}
}
else
{
TreeCCError(context->input, "include filename expected");
}
}
break;
case TREECC_TOKEN_LITERAL_CODE:
case TREECC_TOKEN_LPAREN:
case TREECC_TOKEN_RPAREN:
case TREECC_TOKEN_LBRACE:
case TREECC_TOKEN_RBRACE:
case TREECC_TOKEN_LSQUARE:
case TREECC_TOKEN_RSQUARE:
case TREECC_TOKEN_COMMA:
case TREECC_TOKEN_EQUALS:
case TREECC_TOKEN_STAR:
case TREECC_TOKEN_REF:
case TREECC_TOKEN_SEMI:
case TREECC_TOKEN_COLON_COLON:
case TREECC_TOKEN_STRING:
case TREECC_TOKEN_UNKNOWN:
case TREECC_TOKEN_ABSTRACT:
case TREECC_TOKEN_TYPEDEF:
case TREECC_TOKEN_NOCREATE:
case TREECC_TOKEN_VIRTUAL:
case TREECC_TOKEN_INLINE:
case TREECC_TOKEN_SPLIT:
case TREECC_TOKEN_READONLY:
{
/* This token is not valid here */
TreeCCError(context->input, "declaration expected");
do
{
/* Attempt to re-synchronise on the next declaration */
TreeCCNextToken(context->input);
}
while(!IsStartDecl(context->input->token));
}
continue; /* Skip the call to TreeCCNextToken */
}
/* Get the next token from the input stream */
TreeCCNextToken(context->input);
}
while(context->input->token != TREECC_TOKEN_EOF);
}
void ParseDecorate (FScanner &sc)
{
// Get actor class name.
for(;;)
{
FScanner::SavedPos pos = sc.SavePos();
if (!sc.GetToken ())
{
return;
}
switch (sc.TokenType)
{
case TK_Include:
{
sc.MustGetString();
// This check needs to remain overridable for testing purposes.
if (Wads.GetLumpFile(sc.LumpNum) == 0 && !Args->CheckParm("-allowdecoratecrossincludes"))
{
int includefile = Wads.GetLumpFile(Wads.CheckNumForFullName(sc.String, true));
if (includefile != 0)
{
I_FatalError("File %s is overriding core lump %s.",
Wads.GetWadFullName(includefile), sc.String);
}
}
FScanner newscanner;
newscanner.Open(sc.String);
ParseDecorate(newscanner);
break;
}
case TK_Const:
ParseConstant (sc, &GlobalSymbols, NULL);
break;
case TK_Enum:
ParseEnum (sc, &GlobalSymbols, NULL);
break;
case ';':
// ';' is the start of a comment in the non-cmode parser which
// is used to parse parts of the DECORATE lump. If we don't add
// a check here the user will only get weird non-informative
// error messages if a semicolon is found.
sc.ScriptError("Unexpected ';'");
break;
case TK_Identifier:
// 'ACTOR' cannot be a keyword because it is also needed as a class identifier
// so let's do a special case for this.
if (sc.Compare("ACTOR"))
{
ParseActor (sc);
break;
}
else if (sc.Compare("PICKUP"))
{
ParseOldDecoration (sc, DEF_Pickup);
break;
}
else if (sc.Compare("BREAKABLE"))
{
ParseOldDecoration (sc, DEF_BreakableDecoration);
break;
}
else if (sc.Compare("PROJECTILE"))
{
ParseOldDecoration (sc, DEF_Projectile);
break;
}
else if (sc.Compare("DAMAGETYPE"))
{
ParseDamageDefinition(sc);
break;
}
default:
sc.RestorePos(pos);
ParseOldDecoration(sc, DEF_Decoration);
break;
}
}
}
int
ParseProcedure(struct asn1_parm *pc, u_char *p, u_char *end, int *procedure)
{
return ParseEnum(pc, p, end, procedure);
}
