Serious-Engine/Sources/Engine/Base/Parser.cpp

2158 lines
66 KiB
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2016-03-11 14:57:17 +01:00
/* A Bison parser, made from engine/base/parser.y with Bison version GNU Bison version 1.24
*/
#define YYBISON 1 /* Identify Bison output. */
#define c_float 258
#define c_int 259
#define c_string 260
#define c_char 261
#define identifier 262
#define k_INDEX 263
#define k_FLOAT 264
#define k_CTString 265
#define k_void 266
#define k_const 267
#define k_user 268
#define k_persistent 269
#define k_extern 270
#define k_pre 271
#define k_post 272
#define k_help 273
#define k_if 274
#define k_else 275
#define k_else_if 276
#define SHL 277
#define SHR 278
#define EQ 279
#define NEQ 280
#define GEQ 281
#define LEQ 282
#define LOGAND 283
#define LOGOR 284
#define block_beg 285
#define block_end 286
#define TYPECAST 287
#define SIGN 288
#line 1 "engine/base/parser.y"
#include "StdH.h"
#include <Engine/Base/Console.h>
#include <Engine/Base/Shell.h>
#include "ParsingSymbols.h"
#include <Engine/Templates/DynamicStackArray.cpp>
#include <Engine/Templates/AllocationArray.cpp>
#line 13 "engine/base/parser.y"
#define YYERROR_VERBOSE 1
// if error occurs in parsing
void yyerror(char *str)
{
// just report the string
_pShell->ErrorF("%s", str);
};
static BOOL _bExecNextElse = FALSE;
FLOAT fDummy = -666.0f;
static INDEX _iStack = 0;
static UBYTE _ubStack[1024];
INDEX PushExpression(value &v)
{
if (v.sttType==STT_FLOAT) {
FLOAT f = v.fFloat;
memcpy(_ubStack+_iStack, &f, sizeof(f));
_iStack+=sizeof(f);
return sizeof(f);
} else if (v.sttType==STT_INDEX) {
INDEX i = v.iIndex;
memcpy(_ubStack+_iStack, &i, sizeof(i));
_iStack+=sizeof(i);
return sizeof(i);
} else if (v.sttType==STT_STRING) {
CTString &str = _shell_astrTempStrings.Push();
str = v.strString;
CTString *pstr = &str;
memcpy(_ubStack+_iStack, &pstr, sizeof(pstr));
_iStack+=sizeof(pstr);
return sizeof(pstr);
} else {
return 0;
}
}
BOOL MatchTypes(value &v1, value &v2)
{
if (v1.sttType==STT_FLOAT && v2.sttType==STT_FLOAT) {
return TRUE;
} else if (v1.sttType==STT_STRING && v2.sttType==STT_STRING) {
return TRUE;
} else if (v1.sttType==STT_INDEX && v2.sttType==STT_INDEX) {
return TRUE;
} else {
v1.sttType = STT_ILLEGAL;
v2.sttType = STT_ILLEGAL;
_pShell->ErrorF("Type mismatch");
return FALSE;
}
}
void Declaration(
ULONG ulQualifiers, INDEX istType, CShellSymbol &ssNew,
INDEX (*pPreFunc)(INDEX), void (*pPostFunc)(INDEX))
{
// if external
if (ulQualifiers&SSF_EXTERNAL) {
// get it a new value
if (_shell_ast[istType].st_sttType==STT_INDEX
||_shell_ast[istType].st_sttType==STT_FLOAT) {
_pvNextToDeclare = &_shell_afExtFloats.Push();
} else if (_shell_ast[istType].st_sttType==STT_STRING) {
_pvNextToDeclare = &_shell_astrExtStrings.Push();
} else {
NOTHING;
}
}
// if not parsing an external declaration
if (_pvNextToDeclare==NULL) {
// error
_pShell->ErrorF("Only external declarations are supported");
return;
}
// if the symbol is declared already
if (ssNew.IsDeclared()) {
// if the declaration is not identical
if (!ShellTypeIsSame(ssNew.ss_istType, istType) ||
((ssNew.ss_ulFlags&SSF_CONSTANT)!=(ulQualifiers&SSF_CONSTANT))) {
// error
_pShell->ErrorF("Symbol '%s' is already declared diferrently", ssNew.ss_strName);
return;
}
// copy its value
if (_shell_ast[ssNew.ss_istType].st_sttType==STT_INDEX) {
*(INDEX*)_pvNextToDeclare = *(INDEX*)ssNew.ss_pvValue;
} else if (_shell_ast[ssNew.ss_istType].st_sttType==STT_FLOAT) {
*(FLOAT*)_pvNextToDeclare = *(FLOAT*)ssNew.ss_pvValue;
} else if (_shell_ast[ssNew.ss_istType].st_sttType==STT_STRING) {
*(CTString*)_pvNextToDeclare = *(CTString*)ssNew.ss_pvValue;
} else if (_shell_ast[ssNew.ss_istType].st_sttType==STT_ARRAY) {
NOTHING; // array values are not retained
} else if (_shell_ast[ssNew.ss_istType].st_sttType==STT_FUNCTION) {
NOTHING; // function values are not retained
} else {
// error
_pShell->ErrorF("'%s': old value couldn't be retained", ssNew.ss_strName);
return;
}
}
// set the type to given type
if (!ssNew.IsDeclared()) {
ssNew.ss_istType = ShellTypeMakeDuplicate(istType);
}
// set the value for the external symbol if not already set
if (ssNew.ss_pvValue==NULL || !(ulQualifiers&SSF_EXTERNAL)) {
ssNew.ss_pvValue = _pvNextToDeclare;
}
// remember qualifiers (if already predeclared - keep old flags)
ssNew.ss_ulFlags |= ulQualifiers;
// remember pre and post functions
if (ssNew.ss_pPreFunc==NULL) {
ssNew.ss_pPreFunc = (BOOL (*)(void *))pPreFunc;
}
if (ssNew.ss_pPostFunc==NULL) {
ssNew.ss_pPostFunc = (void (*)(void *))pPostFunc;
}
}
void DoComparison(value &vRes, value &v0, value &v1, int token)
{
MatchTypes(v0, v1);
vRes.sttType = STT_INDEX;
if (v0.sttType == STT_FLOAT) {
switch (token) {
case '<': vRes.iIndex = v0.fFloat <v1.fFloat; break;
case '>': vRes.iIndex = v0.fFloat >v1.fFloat; break;
case '=': vRes.iIndex = v0.fFloat==v1.fFloat; break;
case '!': vRes.iIndex = v0.fFloat!=v1.fFloat; break;
case '}': vRes.iIndex = v0.fFloat>=v1.fFloat; break;
case '{': vRes.iIndex = v0.fFloat<=v1.fFloat; break;
default: ASSERT(FALSE);
vRes.sttType = STT_INDEX;
vRes.iIndex = 0;
}
} else if (v0.sttType == STT_INDEX) {
switch (token) {
case '<': vRes.iIndex = v0.iIndex <v1.iIndex; break;
case '>': vRes.iIndex = v0.iIndex >v1.iIndex; break;
case '=': vRes.iIndex = v0.iIndex==v1.iIndex; break;
case '!': vRes.iIndex = v0.iIndex!=v1.iIndex; break;
case '}': vRes.iIndex = v0.iIndex>=v1.iIndex; break;
case '{': vRes.iIndex = v0.iIndex<=v1.iIndex; break;
default: ASSERT(FALSE);
vRes.sttType = STT_INDEX;
vRes.iIndex = 0;
}
} else if (v0.sttType == STT_STRING) {
switch (token) {
case '<': vRes.iIndex = stricmp(v0.strString, v1.strString) < 0; break;
case '>': vRes.iIndex = stricmp(v0.strString, v1.strString) > 0; break;
case '=': vRes.iIndex = stricmp(v0.strString, v1.strString) == 0; break;
case '!': vRes.iIndex = stricmp(v0.strString, v1.strString) != 0; break;
case '}': vRes.iIndex = stricmp(v0.strString, v1.strString) >= 0; break;
case '{': vRes.iIndex = stricmp(v0.strString, v1.strString) <= 0; break;
default: ASSERT(FALSE);
vRes.sttType = STT_INDEX;
vRes.iIndex = 0;
}
} else {
vRes.sttType = STT_INDEX;
vRes.iIndex = 0;
}
}
#line 192 "engine/base/parser.y"
typedef union {
value val; // for constants and expressions
arguments arg; // for function input arguments
ULONG ulFlags; // for declaration qualifiers
INDEX istType; // for types
CShellSymbol *pssSymbol; // for symbols
struct LValue lvLValue;
INDEX (*pPreFunc)(INDEX); // pre-set function for a variable
void (*pPostFunc)(INDEX); // post-set function for a variable
} YYSTYPE;
#line 203 "engine/base/parser.y"
extern int yylex(YYSTYPE *lvalp);
#ifndef YYLTYPE
typedef
struct yyltype
{
int timestamp;
int first_line;
int first_column;
int last_line;
int last_column;
char *text;
}
yyltype;
#define YYLTYPE yyltype
#endif
#include <stdio.h>
#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif
#define YYFINAL 156
#define YYFLAG -32768
#define YYNTBASE 53
#define YYTRANSLATE(x) ((unsigned)(x) <= 288 ? yytranslate[x] : 75)
static const char yytranslate[] = { 0,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 45, 2, 2, 2, 42, 33, 2, 49,
50, 40, 39, 47, 38, 2, 41, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 46, 48, 36,
32, 37, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
51, 2, 52, 34, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 35, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 1, 2, 3, 4, 5,
6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 31, 43, 44
};
#if YYDEBUG != 0
static const short yyprhs[] = { 0,
0, 2, 4, 8, 12, 13, 16, 17, 20, 23,
26, 29, 30, 32, 34, 36, 38, 40, 41, 45,
46, 50, 51, 53, 55, 59, 67, 76, 87, 89,
91, 94, 99, 106, 109, 114, 119, 120, 121, 130,
131, 132, 133, 142, 143, 147, 149, 154, 155, 157,
159, 163, 165, 167, 169, 171, 175, 179, 183, 187,
191, 195, 199, 203, 207, 211, 215, 219, 223, 227,
231, 235, 239, 243, 246, 249, 252, 257, 262, 267,
272
};
static const short yyrhs[] = { 63,
0, 55, 0, 30, 55, 31, 0, 30, 55, 31,
0, 0, 64, 55, 0, 0, 56, 12, 0, 56,
13, 0, 56, 14, 0, 56, 15, 0, 0, 5,
0, 9, 0, 8, 0, 10, 0, 11, 0, 0,
16, 46, 7, 0, 0, 17, 46, 7, 0, 0,
62, 0, 58, 0, 62, 47, 58, 0, 56, 58,
7, 59, 60, 57, 48, 0, 56, 58, 7, 49,
61, 50, 57, 48, 0, 56, 58, 7, 51, 74,
52, 59, 60, 57, 48, 0, 48, 0, 54, 0,
74, 48, 0, 71, 32, 74, 48, 0, 56, 58,
7, 32, 74, 48, 0, 18, 7, 0, 18, 7,
49, 50, 0, 18, 7, 51, 52, 0, 0, 0,
19, 49, 74, 50, 65, 54, 66, 67, 0, 0,
0, 0, 21, 49, 74, 50, 68, 54, 69, 67,
0, 0, 20, 70, 54, 0, 7, 0, 7, 51,
74, 52, 0, 0, 73, 0, 74, 0, 73, 47,
74, 0, 3, 0, 4, 0, 5, 0, 71, 0,
74, 22, 74, 0, 74, 23, 74, 0, 74, 33,
74, 0, 74, 35, 74, 0, 74, 34, 74, 0,
74, 28, 74, 0, 74, 29, 74, 0, 74, 39,
74, 0, 74, 38, 74, 0, 74, 40, 74, 0,
74, 41, 74, 0, 74, 42, 74, 0, 74, 36,
74, 0, 74, 37, 74, 0, 74, 24, 74, 0,
74, 25, 74, 0, 74, 26, 74, 0, 74, 27,
74, 0, 38, 74, 0, 39, 74, 0, 45, 74,
0, 49, 9, 50, 74, 0, 49, 8, 50, 74,
0, 49, 10, 50, 74, 0, 7, 49, 72, 50,
0, 49, 74, 50, 0
};
#endif
#if YYDEBUG != 0
static const short yyrline[] = { 0,
270, 271, 275, 276, 280, 281, 285, 288, 291, 294,
297, 302, 305, 312, 315, 318, 321, 326, 329, 342,
345, 358, 362, 368, 376, 387, 391, 400, 410, 413,
416, 430, 468, 502, 506, 510, 514, 524, 528, 531,
533, 549, 554, 554, 556, 562, 587, 627, 632, 638,
643, 650, 654, 658, 662, 680, 693, 707, 721, 735,
751, 765, 780, 799, 815, 831, 853, 869, 872, 875,
878, 881, 884, 890, 904, 916, 929, 943, 957, 974,
1046
};
static const char * const yytname[] = { "$","error","$undefined.","c_float",
"c_int","c_string","c_char","identifier","k_INDEX","k_FLOAT","k_CTString","k_void",
"k_const","k_user","k_persistent","k_extern","k_pre","k_post","k_help","k_if",
"k_else","k_else_if","SHL","SHR","EQ","NEQ","GEQ","LEQ","LOGAND","LOGOR","block_beg",
"block_end","'='","'&'","'^'","'|'","'<'","'>'","'-'","'+'","'*'","'/'","'%'",
"TYPECAST","SIGN","'!'","':'","','","';'","'('","')'","'['","']'","program",
"block","statements","declaration_qualifiers","opt_string","type_specifier",
"pre_func_opt","post_func_opt","parameter_list_opt","parameter_list","declaration",
"statement","@1","@2","opt_else","@3","@4","@5","lvalue","argument_expression_list_opt",
"argument_expression_list","expression",""
};
#endif
static const short yyr1[] = { 0,
53, 53, 54, 54, 55, 55, 56, 56, 56, 56,
56, 57, 57, 58, 58, 58, 58, 59, 59, 60,
60, 61, 61, 62, 62, 63, 63, 63, 64, 64,
64, 64, 64, 64, 64, 64, 65, 66, 64, 67,
68, 69, 67, 70, 67, 71, 71, 72, 72, 73,
73, 74, 74, 74, 74, 74, 74, 74, 74, 74,
74, 74, 74, 74, 74, 74, 74, 74, 74, 74,
74, 74, 74, 74, 74, 74, 74, 74, 74, 74,
74
};
static const short yyr2[] = { 0,
1, 1, 3, 3, 0, 2, 0, 2, 2, 2,
2, 0, 1, 1, 1, 1, 1, 0, 3, 0,
3, 0, 1, 1, 3, 7, 8, 10, 1, 1,
2, 4, 6, 2, 4, 4, 0, 0, 8, 0,
0, 0, 8, 0, 3, 1, 4, 0, 1, 1,
3, 1, 1, 1, 1, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 2, 2, 2, 4, 4, 4, 4,
3
};
static const short yydefact[] = { 7,
52, 53, 54, 46, 0, 0, 7, 0, 0, 0,
29, 0, 30, 2, 0, 1, 7, 55, 0, 48,
0, 34, 0, 0, 0, 55, 74, 75, 76, 0,
0, 0, 0, 15, 14, 16, 17, 8, 9, 10,
11, 0, 6, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 31, 0, 49, 50, 0, 0, 0, 0,
3, 0, 0, 0, 0, 81, 18, 0, 56, 57,
70, 71, 72, 73, 61, 62, 58, 60, 59, 68,
69, 64, 63, 65, 66, 67, 80, 0, 47, 35,
36, 37, 0, 78, 77, 79, 0, 0, 22, 0,
20, 32, 51, 0, 0, 0, 24, 0, 23, 0,
0, 12, 38, 19, 33, 12, 0, 18, 0, 13,
0, 40, 0, 25, 20, 21, 26, 44, 0, 39,
27, 12, 0, 0, 0, 45, 0, 28, 41, 0,
42, 40, 43, 0, 0, 0
};
static const short yydefgoto[] = { 154,
13, 14, 25, 131, 42, 111, 122, 118, 119, 16,
17, 114, 132, 140, 150, 152, 143, 26, 64, 65,
19
};
static const short yypact[] = { 110,
-32768,-32768,-32768, -44, 4, -19, 134, 81, 81, 81,
-32768, 19,-32768,-32768, 434,-32768, 73, 0, 291, 81,
81, -41, 81, 3, 434,-32768,-32768,-32768,-32768, -15,
10, 11, 204,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-32768, 52,-32768, 81, 81, 81, 81, 81, 81, 81,
81, 81, 81, 81, 81, 81, 81, 81, 81, 81,
81, 81,-32768, 24, 28, 372, 162, 31, 37, 233,
-32768, 75, 81, 81, 81,-32768, 47, 318, 93, 104,
128, 128, 128, 128, 393, 393, 414, 414, 414, 128,
128, 30, 30,-32768,-32768,-32768,-32768, 81,-32768,-32768,
-32768,-32768, 51,-32768,-32768,-32768, 48, 81, 9, 81,
76,-32768, 372, 65, 90, 345,-32768, 49, 54, 183,
60, 102,-32768,-32768,-32768, 102, 9, 92, 116,-32768,
61, 35, 77,-32768, 76,-32768,-32768,-32768, 78,-32768,
-32768, 102, 65, 81, 99,-32768, 262,-32768,-32768, 65,
-32768, 35,-32768, 124, 154,-32768
};
static const short yypgoto[] = {-32768,
-81, -1, 156, -117, -22, 29, 25,-32768,-32768,-32768,
-32768,-32768,-32768, 22,-32768,-32768,-32768, 14,-32768,-32768,
-8
};
#define YYLAST 456
static const short yytable[] = { 27,
28, 29, 72, 33, 20, 24, 21, 68, 133, 69,
22, 66, 67, 18, 70, 43, 34, 35, 36, 37,
18, 1, 2, 3, 145, 4, 30, 31, 32, 23,
18, 44, 123, 71, 73, 78, 79, 80, 81, 82,
83, 84, 85, 86, 87, 88, 89, 90, 91, 92,
93, 94, 95, 96, 138, 139, 8, 9, 77, 74,
75, 146, 107, 10, 104, 105, 106, 12, 151, 60,
61, 62, -5, 97, 98, 1, 2, 3, 108, 4,
100, 103, 108, 1, 2, 3, 117, 4, 101, 113,
5, 6, 121, 115, 7, 109, 124, 110, 126, 116,
127, 120, 7, -5, 134, 129, 130, 107, 137, -5,
8, 9, 1, 2, 3, 46, 4, 10, 8, 9,
11, 12, 136, 155, 141, 10, 144, 5, 6, 12,
58, 59, 60, 61, 62, 147, 1, 2, 3, 7,
4, 58, 59, 60, 61, 62, 148, 8, 9, 45,
46, 5, 6, 156, 10, 15, 135, 11, 12, 142,
0, 0, 0, 7, -5, 58, 59, 60, 61, 62,
0, 8, 9, 153, 0, 0, 0, 0, 10, 0,
0, 11, 12, 45, 46, 47, 48, 49, 50, 51,
52, 0, 0, 0, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 45, 46, 47, 48, 49, 50,
51, 52, 0, 99, 0, 53, 54, 55, 56, 57,
58, 59, 60, 61, 62, 45, 46, 47, 48, 49,
50, 51, 52, 0, 128, 0, 53, 54, 55, 56,
57, 58, 59, 60, 61, 62, 0, 0, 0, 0,
0, 0, 0, 76, 45, 46, 47, 48, 49, 50,
51, 52, 0, 0, 0, 53, 54, 55, 56, 57,
58, 59, 60, 61, 62, 0, 0, 0, 0, 0,
0, 0, 102, 45, 46, 47, 48, 49, 50, 51,
52, 0, 0, 0, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 0, 0, 0, 0, 0, 0,
0, 149, 45, 46, 47, 48, 49, 50, 51, 52,
0, 0, 0, 53, 54, 55, 56, 57, 58, 59,
60, 61, 62, 0, 0, 0, 0, 0, 63, 45,
46, 47, 48, 49, 50, 51, 52, 0, 0, 0,
53, 54, 55, 56, 57, 58, 59, 60, 61, 62,
0, 0, 0, 0, 0, 112, 45, 46, 47, 48,
49, 50, 51, 52, 0, 0, 0, 53, 54, 55,
56, 57, 58, 59, 60, 61, 62, 0, 0, 0,
0, 0, 125, 45, 46, 47, 48, 49, 50, 51,
52, 0, 0, 0, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 45, 46, 47, 48, 49, 50,
0, 0, 0, 0, 0, 53, 54, 55, 56, 57,
58, 59, 60, 61, 62, 45, 46, 47, 48, 49,
50, 34, 35, 36, 37, 38, 39, 40, 41, 56,
57, 58, 59, 60, 61, 62
};
static const short yycheck[] = { 8,
9, 10, 25, 12, 49, 7, 51, 49, 126, 51,
7, 20, 21, 0, 23, 17, 8, 9, 10, 11,
7, 3, 4, 5, 142, 7, 8, 9, 10, 49,
17, 32, 114, 31, 50, 44, 45, 46, 47, 48,
49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 20, 21, 38, 39, 7, 50,
50, 143, 16, 45, 73, 74, 75, 49, 150, 40,
41, 42, 0, 50, 47, 3, 4, 5, 32, 7,
50, 7, 32, 3, 4, 5, 109, 7, 52, 98,
18, 19, 17, 46, 30, 49, 7, 51, 50, 108,
47, 110, 30, 31, 127, 46, 5, 16, 48, 0,
38, 39, 3, 4, 5, 23, 7, 45, 38, 39,
48, 49, 7, 0, 48, 45, 49, 18, 19, 49,
38, 39, 40, 41, 42, 144, 3, 4, 5, 30,
7, 38, 39, 40, 41, 42, 48, 38, 39, 22,
23, 18, 19, 0, 45, 0, 128, 48, 49, 135,
-1, -1, -1, 30, 31, 38, 39, 40, 41, 42,
-1, 38, 39, 152, -1, -1, -1, -1, 45, -1,
-1, 48, 49, 22, 23, 24, 25, 26, 27, 28,
29, -1, -1, -1, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42, 22, 23, 24, 25, 26, 27,
28, 29, -1, 52, -1, 33, 34, 35, 36, 37,
38, 39, 40, 41, 42, 22, 23, 24, 25, 26,
27, 28, 29, -1, 52, -1, 33, 34, 35, 36,
37, 38, 39, 40, 41, 42, -1, -1, -1, -1,
-1, -1, -1, 50, 22, 23, 24, 25, 26, 27,
28, 29, -1, -1, -1, 33, 34, 35, 36, 37,
38, 39, 40, 41, 42, -1, -1, -1, -1, -1,
-1, -1, 50, 22, 23, 24, 25, 26, 27, 28,
29, -1, -1, -1, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42, -1, -1, -1, -1, -1, -1,
-1, 50, 22, 23, 24, 25, 26, 27, 28, 29,
-1, -1, -1, 33, 34, 35, 36, 37, 38, 39,
40, 41, 42, -1, -1, -1, -1, -1, 48, 22,
23, 24, 25, 26, 27, 28, 29, -1, -1, -1,
33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
-1, -1, -1, -1, -1, 48, 22, 23, 24, 25,
26, 27, 28, 29, -1, -1, -1, 33, 34, 35,
36, 37, 38, 39, 40, 41, 42, -1, -1, -1,
-1, -1, 48, 22, 23, 24, 25, 26, 27, 28,
29, -1, -1, -1, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42, 22, 23, 24, 25, 26, 27,
-1, -1, -1, -1, -1, 33, 34, 35, 36, 37,
38, 39, 40, 41, 42, 22, 23, 24, 25, 26,
27, 8, 9, 10, 11, 12, 13, 14, 15, 36,
37, 38, 39, 40, 41, 42
};
#define YYPURE 1
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "bison.simple"
/* Skeleton output parser for bison,
Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.
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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
#undef YYERROR_VERBOSE
#ifndef alloca
#ifdef __GNUC__
#define alloca __builtin_alloca
#else /* not GNU C. */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi)
#include <alloca.h>
#else /* not sparc */
#if defined (MSDOS) && !defined (__TURBOC__)
#include <malloc.h>
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
#include <malloc.h>
#pragma alloca
#else /* not MSDOS, __TURBOC__, or _AIX */
#ifdef __hpux
#ifdef __cplusplus
extern "C" {
void *alloca (unsigned int);
};
#else /* not __cplusplus */
void *alloca ();
#endif /* not __cplusplus */
#endif /* __hpux */
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc. */
#endif /* not GNU C. */
#endif /* alloca not defined. */
/* This is the parser code that is written into each bison parser
when the %semantic_parser declaration is not specified in the grammar.
It was written by Richard Stallman by simplifying the hairy parser
used when %semantic_parser is specified. */
/* Note: there must be only one dollar sign in this file.
It is replaced by the list of actions, each action
as one case of the switch. */
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY -2
#define YYEOF 0
#define YYACCEPT return(0)
#define YYABORT return(1)
#define YYERROR goto yyerrlab1
/* Like YYERROR except do call yyerror.
This remains here temporarily to ease the
transition to the new meaning of YYERROR, for GCC.
Once GCC version 2 has supplanted version 1, this can go. */
#define YYFAIL goto yyerrlab
#define YYRECOVERING() (!!yyerrstatus)
#define YYBACKUP(token, value) \
do \
if (yychar == YYEMPTY && yylen == 1) \
{ yychar = (token), yylval = (value); \
yychar1 = YYTRANSLATE (yychar); \
YYPOPSTACK; \
goto yybackup; \
} \
else \
{ yyerror ("syntax error: cannot back up"); YYERROR; } \
while (0)
#define YYTERROR 1
#define YYERRCODE 256
#ifndef YYPURE
#define YYLEX yylex()
#endif
#ifdef YYPURE
#ifdef YYLSP_NEEDED
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval, &yylloc)
#endif
#else /* not YYLSP_NEEDED */
#ifdef YYLEX_PARAM
#define YYLEX yylex(&yylval, YYLEX_PARAM)
#else
#define YYLEX yylex(&yylval)
#endif
#endif /* not YYLSP_NEEDED */
#endif
/* If nonreentrant, generate the variables here */
#ifndef YYPURE
int yychar; /* the lookahead symbol */
YYSTYPE yylval; /* the semantic value of the */
/* lookahead symbol */
#ifdef YYLSP_NEEDED
YYLTYPE yylloc; /* location data for the lookahead */
/* symbol */
#endif
int yynerrs; /* number of parse errors so far */
#endif /* not YYPURE */
#if YYDEBUG != 0
int yydebug; /* nonzero means print parse trace */
/* Since this is uninitialized, it does not stop multiple parsers
from coexisting. */
#endif
/* YYINITDEPTH indicates the initial size of the parser's stacks */
#ifndef YYINITDEPTH
#define YYINITDEPTH 200
#endif
/* YYMAXDEPTH is the maximum size the stacks can grow to
(effective only if the built-in stack extension method is used). */
#if YYMAXDEPTH == 0
#undef YYMAXDEPTH
#endif
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 10000
#endif
/* Prevent warning if -Wstrict-prototypes. */
#ifdef __GNUC__
int yyparse (void);
#endif
#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
#define __yy_memcpy(FROM,TO,COUNT) __builtin_memcpy(TO,FROM,COUNT)
#else /* not GNU C or C++ */
#ifndef __cplusplus
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (from, to, count)
char *from;
char *to;
int count;
{
register char *f = from;
register char *t = to;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#else /* __cplusplus */
/* This is the most reliable way to avoid incompatibilities
in available built-in functions on various systems. */
static void
__yy_memcpy (char *from, char *to, int count)
{
register char *f = from;
register char *t = to;
register int i = count;
while (i-- > 0)
*t++ = *f++;
}
#endif
#endif
#line 192 "bison.simple"
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
into yyparse. The argument should have type void *.
It should actually point to an object.
Grammar actions can access the variable by casting it
to the proper pointer type. */
#ifdef YYPARSE_PARAM
#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
#else
#define YYPARSE_PARAM
#define YYPARSE_PARAM_DECL
#endif
int
yyparse(YYPARSE_PARAM)
YYPARSE_PARAM_DECL
{
register int yystate;
register int yyn;
register short *yyssp;
register YYSTYPE *yyvsp;
int yyerrstatus; /* number of tokens to shift before error messages enabled */
int yychar1 = 0; /* lookahead token as an internal (translated) token number */
short yyssa[YYINITDEPTH]; /* the state stack */
YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
short *yyss = yyssa; /* refer to the stacks thru separate pointers */
YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
#ifdef YYLSP_NEEDED
YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
YYLTYPE *yyls = yylsa;
YYLTYPE *yylsp;
#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
#else
#define YYPOPSTACK (yyvsp--, yyssp--)
#endif
int yystacksize = YYINITDEPTH;
#ifdef YYPURE
int yychar;
YYSTYPE yylval;
int yynerrs;
#ifdef YYLSP_NEEDED
YYLTYPE yylloc;
#endif
#endif
YYSTYPE yyval; /* the variable used to return */
/* semantic values from the action */
/* routines */
int yylen;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Starting parse\n");
#endif
yystate = 0;
yyerrstatus = 0;
yynerrs = 0;
yychar = YYEMPTY; /* Cause a token to be read. */
/* Initialize stack pointers.
Waste one element of value and location stack
so that they stay on the same level as the state stack.
The wasted elements are never initialized. */
yyssp = yyss - 1;
yyvsp = yyvs;
#ifdef YYLSP_NEEDED
yylsp = yyls;
#endif
/* Push a new state, which is found in yystate . */
/* In all cases, when you get here, the value and location stacks
have just been pushed. so pushing a state here evens the stacks. */
yynewstate:
*++yyssp = yystate;
if (yyssp >= yyss + yystacksize - 1)
{
/* Give user a chance to reallocate the stack */
/* Use copies of these so that the &'s don't force the real ones into memory. */
YYSTYPE *yyvs1 = yyvs;
short *yyss1 = yyss;
#ifdef YYLSP_NEEDED
YYLTYPE *yyls1 = yyls;
#endif
/* Get the current used size of the three stacks, in elements. */
int size = yyssp - yyss + 1;
#ifdef yyoverflow
/* Each stack pointer address is followed by the size of
the data in use in that stack, in bytes. */
#ifdef YYLSP_NEEDED
/* This used to be a conditional around just the two extra args,
but that might be undefined if yyoverflow is a macro. */
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yyls1, size * sizeof (*yylsp),
&yystacksize);
#else
yyoverflow("parser stack overflow",
&yyss1, size * sizeof (*yyssp),
&yyvs1, size * sizeof (*yyvsp),
&yystacksize);
#endif
yyss = yyss1; yyvs = yyvs1;
#ifdef YYLSP_NEEDED
yyls = yyls1;
#endif
#else /* no yyoverflow */
/* Extend the stack our own way. */
if (yystacksize >= YYMAXDEPTH)
{
yyerror("parser stack overflow");
return 2;
}
yystacksize *= 2;
if (yystacksize > YYMAXDEPTH)
yystacksize = YYMAXDEPTH;
yyss = (short *) alloca (yystacksize * sizeof (*yyssp));
__yy_memcpy ((char *)yyss1, (char *)yyss, size * sizeof (*yyssp));
yyvs = (YYSTYPE *) alloca (yystacksize * sizeof (*yyvsp));
__yy_memcpy ((char *)yyvs1, (char *)yyvs, size * sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
yyls = (YYLTYPE *) alloca (yystacksize * sizeof (*yylsp));
__yy_memcpy ((char *)yyls1, (char *)yyls, size * sizeof (*yylsp));
#endif
#endif /* no yyoverflow */
yyssp = yyss + size - 1;
yyvsp = yyvs + size - 1;
#ifdef YYLSP_NEEDED
yylsp = yyls + size - 1;
#endif
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Stack size increased to %d\n", yystacksize);
#endif
if (yyssp >= yyss + yystacksize - 1)
YYABORT;
}
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Entering state %d\n", yystate);
#endif
goto yybackup;
yybackup:
/* Do appropriate processing given the current state. */
/* Read a lookahead token if we need one and don't already have one. */
/* yyresume: */
/* First try to decide what to do without reference to lookahead token. */
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yydefault;
/* Not known => get a lookahead token if don't already have one. */
/* yychar is either YYEMPTY or YYEOF
or a valid token in external form. */
if (yychar == YYEMPTY)
{
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Reading a token: ");
#endif
yychar = YYLEX;
}
/* Convert token to internal form (in yychar1) for indexing tables with */
if (yychar <= 0) /* This means end of input. */
{
yychar1 = 0;
yychar = YYEOF; /* Don't call YYLEX any more */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Now at end of input.\n");
#endif
}
else
{
yychar1 = YYTRANSLATE(yychar);
#if YYDEBUG != 0
if (yydebug)
{
fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
/* Give the individual parser a way to print the precise meaning
of a token, for further debugging info. */
#ifdef YYPRINT
YYPRINT (stderr, yychar, yylval);
#endif
fprintf (stderr, ")\n");
}
#endif
}
yyn += yychar1;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
goto yydefault;
yyn = yytable[yyn];
/* yyn is what to do for this token type in this state.
Negative => reduce, -yyn is rule number.
Positive => shift, yyn is new state.
New state is final state => don't bother to shift,
just return success.
0, or most negative number => error. */
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrlab;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrlab;
if (yyn == YYFINAL)
YYACCEPT;
/* Shift the lookahead token. */
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
#endif
/* Discard the token being shifted unless it is eof. */
if (yychar != YYEOF)
yychar = YYEMPTY;
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
/* count tokens shifted since error; after three, turn off error status. */
if (yyerrstatus) yyerrstatus--;
yystate = yyn;
goto yynewstate;
/* Do the default action for the current state. */
yydefault:
yyn = yydefact[yystate];
if (yyn == 0)
goto yyerrlab;
/* Do a reduction. yyn is the number of a rule to reduce with. */
yyreduce:
yylen = yyr2[yyn];
if (yylen > 0)
yyval = yyvsp[1-yylen]; /* implement default value of the action */
#if YYDEBUG != 0
if (yydebug)
{
int i;
fprintf (stderr, "Reducing via rule %d (line %d), ",
yyn, yyrline[yyn]);
/* Print the symbols being reduced, and their result. */
for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
fprintf (stderr, "%s ", yytname[yyrhs[i]]);
fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
}
#endif
switch (yyn) {
case 7:
#line 285 "engine/base/parser.y"
{
yyval.ulFlags = 0;
;
break;}
case 8:
#line 288 "engine/base/parser.y"
{
yyval.ulFlags = yyvsp[-1].ulFlags | SSF_CONSTANT;
;
break;}
case 9:
#line 291 "engine/base/parser.y"
{
yyval.ulFlags = yyvsp[-1].ulFlags | SSF_USER;
;
break;}
case 10:
#line 294 "engine/base/parser.y"
{
yyval.ulFlags = yyvsp[-1].ulFlags | SSF_PERSISTENT;
;
break;}
case 11:
#line 297 "engine/base/parser.y"
{
yyval.ulFlags = yyvsp[-1].ulFlags | SSF_EXTERNAL;
;
break;}
case 12:
#line 302 "engine/base/parser.y"
{
yyval.val.strString = "";
;
break;}
case 13:
#line 305 "engine/base/parser.y"
{
// !!!! remove this option
//_pShell->ErrorF("Warning: symbol comments are not supported");
yyval.val.strString = yyvsp[0].val.strString;
;
break;}
case 14:
#line 312 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewFloat();
;
break;}
case 15:
#line 315 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewIndex();
;
break;}
case 16:
#line 318 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewString();
;
break;}
case 17:
#line 321 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewVoid();
;
break;}
case 18:
#line 326 "engine/base/parser.y"
{
yyval.pPreFunc = NULL;
;
break;}
case 19:
#line 329 "engine/base/parser.y"
{
if (_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_sttType!=STT_FUNCTION
||_shell_ast[_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istBaseType].st_sttType!=STT_INDEX
||_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istFirstArgument!=_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istLastArgument
||_shell_ast[_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istFirstArgument].st_sttType!=STT_INDEX) {
_pShell->ErrorF("'%s' must return 'INDEX' and take 'INDEX' as input", yyvsp[0].pssSymbol->ss_strName);
} else {
void *pv = yyvsp[0].pssSymbol->ss_pvValue;
yyval.pPreFunc = (INDEX(*)(INDEX))yyvsp[0].pssSymbol->ss_pvValue;
}
;
break;}
case 20:
#line 342 "engine/base/parser.y"
{
yyval.pPostFunc = NULL;
;
break;}
case 21:
#line 345 "engine/base/parser.y"
{
if (_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_sttType!=STT_FUNCTION
||_shell_ast[_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istBaseType].st_sttType!=STT_VOID
||_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istFirstArgument!=_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istLastArgument
||_shell_ast[_shell_ast[yyvsp[0].pssSymbol->ss_istType].st_istFirstArgument].st_sttType!=STT_INDEX) {
_pShell->ErrorF("'%s' must return 'void' and take 'INDEX' as input", yyvsp[0].pssSymbol->ss_strName);
} else {
yyval.pPostFunc = (void(*)(INDEX))yyvsp[0].pssSymbol->ss_pvValue;
}
;
break;}
case 22:
#line 358 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewFunction(0);
ShellTypeAddFunctionArgument(yyval.istType, ShellTypeNewVoid());
;
break;}
case 23:
#line 362 "engine/base/parser.y"
{
yyval.istType = yyvsp[0].istType;
;
break;}
case 24:
#line 368 "engine/base/parser.y"
{
yyval.istType = ShellTypeNewFunction(0);
ShellTypeAddFunctionArgument(yyval.istType, yyvsp[0].istType);
;
break;}
case 25:
#line 376 "engine/base/parser.y"
{
yyval.istType = yyvsp[-2].istType;
ShellTypeAddFunctionArgument(yyval.istType, yyvsp[0].istType);
;
break;}
case 26:
#line 387 "engine/base/parser.y"
{
Declaration(yyvsp[-6].ulFlags, yyvsp[-5].istType, *yyvsp[-4].pssSymbol, yyvsp[-3].pPreFunc, yyvsp[-2].pPostFunc);
ShellTypeDelete(yyvsp[-5].istType);
;
break;}
case 27:
#line 391 "engine/base/parser.y"
{
// take function from the parameter list and set its return type
_shell_ast[yyvsp[-3].istType].st_istBaseType = yyvsp[-6].istType;
yyvsp[-6].istType = yyvsp[-3].istType;
// declare it
Declaration(yyvsp[-7].ulFlags, yyvsp[-6].istType, *yyvsp[-5].pssSymbol, NULL, NULL);
// free the type (declaration will make a copy)
ShellTypeDelete(yyvsp[-6].istType);
;
break;}
case 28:
#line 400 "engine/base/parser.y"
{
if (yyvsp[-5].val.sttType!=STT_INDEX) {
_pShell->ErrorF("Array size is not integral");
}
yyvsp[-8].istType = ShellTypeNewArray(yyvsp[-8].istType, yyvsp[-5].val.iIndex);
Declaration(yyvsp[-9].ulFlags, yyvsp[-8].istType, *yyvsp[-7].pssSymbol, NULL, NULL);
ShellTypeDelete(yyvsp[-8].istType);
;
break;}
case 29:
#line 410 "engine/base/parser.y"
{
// dummy
;
break;}
case 30:
#line 413 "engine/base/parser.y"
{
// dummy
;
break;}
case 31:
#line 416 "engine/base/parser.y"
{
// print its value
if (yyvsp[-1].val.sttType == STT_VOID) {
NOTHING;
} else if (yyvsp[-1].val.sttType == STT_FLOAT) {
CPrintF("%g\n", yyvsp[-1].val.fFloat);
} else if (yyvsp[-1].val.sttType == STT_STRING) {
CPrintF("\"%s\"\n", yyvsp[-1].val.strString);
} else if (yyvsp[-1].val.sttType == STT_INDEX) {
CPrintF("%d(0x%08X)\n", yyvsp[-1].val.iIndex, yyvsp[-1].val.iIndex);
} else {
_pShell->ErrorF("Expression cannot be printed");
}
;
break;}
case 32:
#line 430 "engine/base/parser.y"
{
// if it is constant
if (yyvsp[-3].lvLValue.lv_pssSymbol->ss_ulFlags&SSF_CONSTANT) {
_pShell->ErrorF("Symbol '%s' is a constant", yyvsp[-3].lvLValue.lv_pssSymbol->ss_strName);
// if it is not constant
} else {
// if it can be changed
if (yyvsp[-3].lvLValue.lv_pssSymbol->ss_pPreFunc==NULL || yyvsp[-3].lvLValue.lv_pssSymbol->ss_pPreFunc(yyvsp[-3].lvLValue.lv_pvAddress)) {
// if floats
if (yyvsp[-3].lvLValue.lv_sttType == STT_FLOAT && yyvsp[-1].val.sttType==STT_FLOAT) {
// assign value
*(FLOAT*)yyvsp[-3].lvLValue.lv_pvAddress = yyvsp[-1].val.fFloat;
// if indices
} else if (yyvsp[-3].lvLValue.lv_sttType == STT_INDEX && yyvsp[-1].val.sttType==STT_INDEX) {
// assign value
*(INDEX*)yyvsp[-3].lvLValue.lv_pvAddress = yyvsp[-1].val.iIndex;
// if strings
} else if (yyvsp[-3].lvLValue.lv_sttType == STT_STRING && yyvsp[-1].val.sttType==STT_STRING) {
// assign value
*(CTString*)yyvsp[-3].lvLValue.lv_pvAddress = yyvsp[-1].val.strString;
// if assigning index to float
} else if (yyvsp[-3].lvLValue.lv_sttType == STT_FLOAT && yyvsp[-1].val.sttType==STT_INDEX) {
*(FLOAT*)yyvsp[-3].lvLValue.lv_pvAddress = yyvsp[-1].val.iIndex;
// otherwise
} else {
// error
_pShell->ErrorF("Cannot assign: different types");
}
// call post-change function
if (yyvsp[-3].lvLValue.lv_pssSymbol->ss_pPostFunc!=NULL) {
yyvsp[-3].lvLValue.lv_pssSymbol->ss_pPostFunc(yyvsp[-3].lvLValue.lv_pvAddress);
}
}
}
;
break;}
case 33:
#line 468 "engine/base/parser.y"
{
Declaration(yyvsp[-5].ulFlags, yyvsp[-4].istType, *yyvsp[-3].pssSymbol, NULL, NULL);
ShellTypeDelete(yyvsp[-4].istType);
CShellSymbol &ssSymbol = *yyvsp[-3].pssSymbol;
// if it is constant
if (ssSymbol.ss_ulFlags&SSF_CONSTANT) {
// error
_pShell->ErrorF("Symbol '%s' is a constant", ssSymbol.ss_strName);
}
// get symbol type
ShellTypeType stt = _shell_ast[yyvsp[-4].istType].st_sttType;
// if floats
if (stt == STT_FLOAT && yyvsp[-1].val.sttType==STT_FLOAT) {
// assign value
*(FLOAT*)ssSymbol.ss_pvValue = yyvsp[-1].val.fFloat;
// if indices
} else if (stt == STT_INDEX && yyvsp[-1].val.sttType==STT_INDEX) {
// assign value
*(INDEX*)ssSymbol.ss_pvValue = yyvsp[-1].val.iIndex;
// if strings
} else if (stt == STT_STRING && yyvsp[-1].val.sttType==STT_STRING) {
// assign value
*(CTString*)ssSymbol.ss_pvValue = yyvsp[-1].val.strString;
// !!!! remove this conversion
} else if (stt == STT_FLOAT && yyvsp[-1].val.sttType==STT_INDEX) {
_pShell->ErrorF("Warning: assigning INDEX to FLOAT!");
*(FLOAT*)ssSymbol.ss_pvValue = yyvsp[-1].val.iIndex;
} else {
_pShell->ErrorF("Symbol '%s' and its initializer have different types", ssSymbol.ss_strName);
}
;
break;}
case 34:
#line 502 "engine/base/parser.y"
{
extern void PrintShellSymbolHelp(const CTString &strSymbol);
PrintShellSymbolHelp(yyvsp[0].pssSymbol->ss_strName);
;
break;}
case 35:
#line 506 "engine/base/parser.y"
{
extern void PrintShellSymbolHelp(const CTString &strSymbol);
PrintShellSymbolHelp(yyvsp[-2].pssSymbol->ss_strName);
;
break;}
case 36:
#line 510 "engine/base/parser.y"
{
extern void PrintShellSymbolHelp(const CTString &strSymbol);
PrintShellSymbolHelp(yyvsp[-2].pssSymbol->ss_strName);
;
break;}
case 37:
#line 514 "engine/base/parser.y"
{
_bExecNextBlock = FALSE;
if (yyvsp[-1].val.sttType == STT_INDEX) {
_bExecNextBlock = yyvsp[-1].val.iIndex!=0;
} else if (yyvsp[-1].val.sttType == STT_FLOAT) {
_bExecNextBlock = yyvsp[-1].val.fFloat!=0;
} else {
_pShell->ErrorF("If expression is not integral");
}
yyvsp[-3].ulFlags = _bExecNextBlock;
;
break;}
case 38:
#line 524 "engine/base/parser.y"
{
_bExecNextElse = !yyvsp[-5].ulFlags;
_bExecNextBlock = TRUE;
;
break;}
case 41:
#line 533 "engine/base/parser.y"
{
if (_bExecNextElse) {
_bExecNextBlock = FALSE;
if (yyvsp[-1].val.sttType == STT_INDEX) {
_bExecNextBlock = yyvsp[-1].val.iIndex!=0;
} else if (yyvsp[-1].val.sttType == STT_FLOAT) {
_bExecNextBlock = yyvsp[-1].val.fFloat!=0;
} else {
_pShell->ErrorF("If expression is not integral");
}
yyvsp[-3].ulFlags = _bExecNextBlock;
} else {
_bExecNextBlock = FALSE;
_bExecNextElse = FALSE;
yyvsp[-3].ulFlags = TRUE;
}
;
break;}
case 42:
#line 549 "engine/base/parser.y"
{
_bExecNextElse = !yyvsp[-5].ulFlags;
_bExecNextBlock = TRUE;
;
break;}
case 44:
#line 554 "engine/base/parser.y"
{
_bExecNextBlock = _bExecNextElse;
;
break;}
case 45:
#line 556 "engine/base/parser.y"
{
_bExecNextBlock = TRUE;
;
break;}
case 46:
#line 562 "engine/base/parser.y"
{
CShellSymbol &ssSymbol = *yyvsp[0].pssSymbol;
const ShellType &stType = _shell_ast[ssSymbol.ss_istType];
yyval.lvLValue.lv_pssSymbol = &ssSymbol;
if (!ssSymbol.IsDeclared()) {
// error
_pShell->ErrorF("Identifier '%s' is not declared", yyvsp[0].pssSymbol->ss_strName);
fDummy = -666;
yyval.lvLValue.lv_sttType = STT_VOID;
yyval.lvLValue.lv_pvAddress = &fDummy;
// if the identifier is a float, int or string
} else if (stType.st_sttType==STT_FLOAT || stType.st_sttType==STT_INDEX || stType.st_sttType==STT_STRING) {
// get its value and type
yyval.lvLValue.lv_sttType = stType.st_sttType;
yyval.lvLValue.lv_pvAddress = ssSymbol.ss_pvValue;
// if the identifier is something else
} else {
// error
_pShell->ErrorF("'%s' doesn't have a value", yyvsp[0].pssSymbol->ss_strName);
fDummy = -666.0f;
yyval.lvLValue.lv_sttType = STT_VOID;
yyval.lvLValue.lv_pvAddress = &fDummy;
}
;
break;}
case 47:
#line 587 "engine/base/parser.y"
{
CShellSymbol &ssSymbol = *yyvsp[-3].pssSymbol;
const ShellType &stType = _shell_ast[ssSymbol.ss_istType];
yyval.lvLValue.lv_pssSymbol = &ssSymbol;
int iIndex = 0;
// if subscript is index
if (yyvsp[-1].val.sttType==STT_INDEX) {
// get the index
iIndex = yyvsp[-1].val.iIndex;
// if subscript is not index
} else {
// error
_pShell->ErrorF("Array subscript is not integral");
}
// if the symbol is array
if (stType.st_sttType==STT_ARRAY) {
const ShellType &stBase = _shell_ast[stType.st_istBaseType];
// if it is float or int array
if (stBase.st_sttType==STT_FLOAT || stBase.st_sttType==STT_INDEX) {
// if the index is out of range
if (iIndex<0 || iIndex>=stType.st_ctArraySize) {
_pShell->ErrorF("Array member out of range");
fDummy = -666.0f;
yyval.lvLValue.lv_pvAddress = &fDummy;
} else {
// get its value and type
yyval.lvLValue.lv_sttType = stBase.st_sttType;
yyval.lvLValue.lv_pvAddress = (FLOAT*)ssSymbol.ss_pvValue+iIndex;
}
}
} else {
_pShell->ErrorF("'%s[]' doesn't have a value", yyvsp[-3].pssSymbol->ss_strName);
fDummy = -666.0f;
yyval.lvLValue.lv_pvAddress = &fDummy;
}
;
break;}
case 48:
#line 627 "engine/base/parser.y"
{
yyval.arg.istType = ShellTypeNewFunction(ShellTypeNewVoid());
ShellTypeAddFunctionArgument(yyval.arg.istType, ShellTypeNewVoid());
yyval.arg.ctBytes = 0;
;
break;}
case 49:
#line 632 "engine/base/parser.y"
{
yyval.arg = yyvsp[0].arg;
;
break;}
case 50:
#line 638 "engine/base/parser.y"
{
yyval.arg.istType = ShellTypeNewFunction(ShellTypeNewVoid());
ShellTypeAddFunctionArgument(yyval.arg.istType, ShellTypeNewByType(yyvsp[0].val.sttType));
yyval.arg.ctBytes = PushExpression(yyvsp[0].val);
;
break;}
case 51:
#line 643 "engine/base/parser.y"
{
yyval.arg = yyvsp[-2].arg;
ShellTypeAddFunctionArgument(yyval.arg.istType, ShellTypeNewByType(yyvsp[0].val.sttType));
yyval.arg.ctBytes += PushExpression(yyvsp[0].val);
;
break;}
case 52:
#line 650 "engine/base/parser.y"
{
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = yyvsp[0].val.fFloat;
;
break;}
case 53:
#line 654 "engine/base/parser.y"
{
yyval.val.sttType = STT_INDEX;
yyval.val.iIndex = yyvsp[0].val.iIndex;
;
break;}
case 54:
#line 658 "engine/base/parser.y"
{
yyval.val.sttType = STT_STRING;
yyval.val.strString = yyvsp[0].val.strString;
;
break;}
case 55:
#line 662 "engine/base/parser.y"
{
// get its value
yyval.val.sttType = yyvsp[0].lvLValue.lv_sttType;
if (yyvsp[0].lvLValue.lv_sttType==STT_VOID) {
NOTHING;
} else if (yyvsp[0].lvLValue.lv_sttType==STT_FLOAT) {
yyval.val.fFloat = *(FLOAT*)yyvsp[0].lvLValue.lv_pvAddress;
} else if (yyvsp[0].lvLValue.lv_sttType==STT_INDEX) {
yyval.val.iIndex = *(INDEX*)yyvsp[0].lvLValue.lv_pvAddress;
} else if (yyvsp[0].lvLValue.lv_sttType==STT_STRING) {
yyval.val.strString = (const char*)*(CTString*)yyvsp[0].lvLValue.lv_pvAddress;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
_pShell->ErrorF("'%s' is of wrong type", yyvsp[0].lvLValue.lv_pssSymbol->ss_strName);
}
;
break;}
case 56:
#line 680 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex<<yyvsp[0].val.iIndex;
} else {
_pShell->ErrorF("Wrong arguments for '<<'");
yyval.val.sttType = STT_INDEX;
yyval.val.iIndex = -666;
}
;
break;}
case 57:
#line 693 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex>>yyvsp[0].val.iIndex;
} else {
_pShell->ErrorF("Wrong arguments for '>>'");
yyval.val.sttType = STT_INDEX;
yyval.val.iIndex = -666;
}
;
break;}
case 58:
#line 707 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'&' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex&yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 59:
#line 721 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'|' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex|yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 60:
#line 735 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'^' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex^yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 61:
#line 751 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'&&' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex&&yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 62:
#line 765 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'||' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex||yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 63:
#line 780 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[-2].val.fFloat+yyvsp[0].val.fFloat;
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex+yyvsp[0].val.iIndex;
} else if (yyvsp[-2].val.sttType == STT_STRING) {
CTString &strNew = _shell_astrTempStrings.Push();
strNew = CTString(yyvsp[-2].val.strString)+yyvsp[0].val.strString;
yyval.val.strString = (const char*)strNew;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 64:
#line 799 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[-2].val.fFloat-yyvsp[0].val.fFloat;
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex-yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 65:
#line 815 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[-2].val.fFloat*yyvsp[0].val.fFloat;
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex*yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 66:
#line 831 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[-2].val.fFloat/yyvsp[0].val.fFloat;
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
if (yyvsp[0].val.iIndex==0) {
_pShell->ErrorF("Division by zero!\n");
yyval.val.iIndex = 0;
} else {
yyval.val.iIndex = yyvsp[-2].val.iIndex/yyvsp[0].val.iIndex;
}
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 67:
#line 853 "engine/base/parser.y"
{
MatchTypes(yyvsp[-2].val, yyvsp[0].val);
yyval.val.sttType = yyvsp[-2].val.sttType;
if (yyvsp[-2].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'%' is illegal for FLOAT values");
} else if (yyvsp[-2].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[-2].val.iIndex%yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 68:
#line 869 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '<');
;
break;}
case 69:
#line 872 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '>');
;
break;}
case 70:
#line 875 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '=');
;
break;}
case 71:
#line 878 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '!');
;
break;}
case 72:
#line 881 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '}');
;
break;}
case 73:
#line 884 "engine/base/parser.y"
{
DoComparison(yyval.val, yyvsp[-2].val, yyvsp[0].val, '{');
;
break;}
case 74:
#line 890 "engine/base/parser.y"
{
yyval.val.sttType = yyvsp[0].val.sttType;
if (yyvsp[0].val.sttType == STT_FLOAT) {
yyval.val.fFloat = -yyvsp[0].val.fFloat;
} else if (yyvsp[0].val.sttType == STT_INDEX) {
yyval.val.iIndex = -yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 75:
#line 904 "engine/base/parser.y"
{
yyval.val.sttType = yyvsp[0].val.sttType;
if (yyvsp[0].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[0].val.fFloat;
} else if (yyvsp[0].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 76:
#line 916 "engine/base/parser.y"
{
yyval.val.sttType = yyvsp[0].val.sttType;
if (yyvsp[0].val.sttType == STT_FLOAT) {
_pShell->ErrorF("'!' is illegal for FLOAT values");
yyval.val.fFloat = yyvsp[0].val.fFloat;
} else if (yyvsp[0].val.sttType == STT_INDEX) {
yyval.val.iIndex = !yyvsp[0].val.iIndex;
} else {
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
;
break;}
case 77:
#line 929 "engine/base/parser.y"
{
yyval.val.sttType = STT_FLOAT;
if (yyvsp[0].val.sttType == STT_FLOAT) {
yyval.val.fFloat = yyvsp[0].val.fFloat;
} else if (yyvsp[0].val.sttType == STT_INDEX) {
yyval.val.fFloat = FLOAT(yyvsp[0].val.iIndex);
} else if (yyvsp[0].val.sttType == STT_STRING) {
yyval.val.fFloat = atof(yyvsp[0].val.strString);
} else {
_pShell->ErrorF("Cannot convert to FLOAT");
yyval.val.sttType = STT_VOID;
}
;
break;}
case 78:
#line 943 "engine/base/parser.y"
{
yyval.val.sttType = STT_INDEX;
if (yyvsp[0].val.sttType == STT_FLOAT) {
yyval.val.iIndex = INDEX(yyvsp[0].val.fFloat);
} else if (yyvsp[0].val.sttType == STT_INDEX) {
yyval.val.iIndex = yyvsp[0].val.iIndex;
} else if (yyvsp[0].val.sttType == STT_STRING) {
yyval.val.iIndex = atol(yyvsp[0].val.strString);
} else {
_pShell->ErrorF("Cannot convert to INDEX");
yyval.val.sttType = STT_VOID;
}
;
break;}
case 79:
#line 957 "engine/base/parser.y"
{
CTString &strNew = _shell_astrTempStrings.Push();
yyval.val.sttType = STT_STRING;
if (yyvsp[0].val.sttType == STT_FLOAT) {
strNew.PrintF("%g", yyvsp[0].val.fFloat);
} else if (yyvsp[0].val.sttType == STT_INDEX) {
strNew.PrintF("%d", yyvsp[0].val.iIndex);
} else if (yyvsp[0].val.sttType == STT_STRING) {
strNew = yyvsp[0].val.strString;
} else {
_pShell->ErrorF("Cannot convert to CTString");
yyval.val.sttType = STT_VOID;
}
yyval.val.strString = (const char*)strNew;
;
break;}
case 80:
#line 974 "engine/base/parser.y"
{
// if the identifier is not declared
if (!yyvsp[-3].pssSymbol->IsDeclared()) {
// error
_pShell->ErrorF("Identifier '%s' is not declared", yyvsp[-3].pssSymbol->ss_strName);
// if the identifier is declared
} else {
// get its type
ShellType &stFunc = _shell_ast[yyvsp[-3].pssSymbol->ss_istType];
// if the identifier is a function
if (stFunc.st_sttType==STT_FUNCTION) {
// determine result type
ShellType &stResult = _shell_ast[stFunc.st_istBaseType];
// match argument list result to that result
_shell_ast[_shell_ast[yyvsp[-1].arg.istType].st_istBaseType].st_sttType = stResult.st_sttType;
// if types are same
if (ShellTypeIsSame(yyvsp[-1].arg.istType, yyvsp[-3].pssSymbol->ss_istType)) {
#define PUSHPARAMS \
memcpy(_alloca(yyvsp[-1].arg.ctBytes), _ubStack+_iStack-yyvsp[-1].arg.ctBytes, yyvsp[-1].arg.ctBytes);
// if void
if (stResult.st_sttType==STT_VOID) {
// just call the function
yyval.val.sttType = STT_VOID;
//PUSHPARAMS;
((void (*)(void*))yyvsp[-3].pssSymbol->ss_pvValue)(_ubStack+_iStack-yyvsp[-1].arg.ctBytes);
// if index
} else if (stResult.st_sttType==STT_INDEX) {
// call the function and return result
yyval.val.sttType = STT_INDEX;
PUSHPARAMS;
yyval.val.iIndex = ((INDEX (*)(void))yyvsp[-3].pssSymbol->ss_pvValue)();
// if float
} else if (stResult.st_sttType==STT_FLOAT) {
// call the function and return result
yyval.val.sttType = STT_FLOAT;
PUSHPARAMS;
yyval.val.fFloat = ((FLOAT (*)(void))yyvsp[-3].pssSymbol->ss_pvValue)();
// if string
} else if (stResult.st_sttType==STT_STRING) {
// call the function and return result
yyval.val.sttType = STT_STRING;
CTString &strNew = _shell_astrTempStrings.Push();
PUSHPARAMS;
strNew = ((CTString (*)(void))yyvsp[-3].pssSymbol->ss_pvValue)();
yyval.val.strString = (const char*)strNew;
} else {
ASSERT(FALSE);
yyval.val.sttType = STT_FLOAT;
yyval.val.fFloat = -666.0f;
}
// if types are different
} else {
// error
yyval.val.sttType = STT_VOID;
_pShell->ErrorF("Wrong parameters for '%s'", yyvsp[-3].pssSymbol->ss_strName);
}
// if the identifier is something else
} else {
// error
yyval.val.sttType = STT_VOID;
_pShell->ErrorF("Can't call '%s'", yyvsp[-3].pssSymbol->ss_strName);
}
}
// pop arguments and free type info
_iStack-=yyvsp[-1].arg.ctBytes;
ShellTypeDelete(yyvsp[-1].arg.istType);
;
break;}
case 81:
#line 1046 "engine/base/parser.y"
{
yyval.val = yyvsp[-1].val;
;
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 487 "bison.simple"
yyvsp -= yylen;
yyssp -= yylen;
#ifdef YYLSP_NEEDED
yylsp -= yylen;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
*++yyvsp = yyval;
#ifdef YYLSP_NEEDED
yylsp++;
if (yylen == 0)
{
yylsp->first_line = yylloc.first_line;
yylsp->first_column = yylloc.first_column;
yylsp->last_line = (yylsp-1)->last_line;
yylsp->last_column = (yylsp-1)->last_column;
yylsp->text = 0;
}
else
{
yylsp->last_line = (yylsp+yylen-1)->last_line;
yylsp->last_column = (yylsp+yylen-1)->last_column;
}
#endif
/* Now "shift" the result of the reduction.
Determine what state that goes to,
based on the state we popped back to
and the rule number reduced by. */
yyn = yyr1[yyn];
yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
yystate = yytable[yystate];
else
yystate = yydefgoto[yyn - YYNTBASE];
goto yynewstate;
yyerrlab: /* here on detecting error */
if (! yyerrstatus)
/* If not already recovering from an error, report this error. */
{
++yynerrs;
#ifdef YYERROR_VERBOSE
yyn = yypact[yystate];
if (yyn > YYFLAG && yyn < YYLAST)
{
int size = 0;
char *msg;
int x, count;
count = 0;
/* Start X at -yyn if nec to avoid negative indexes in yycheck. */
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
size += strlen(yytname[x]) + 15, count++;
msg = (char *) malloc(size + 15);
if (msg != 0)
{
strcpy(msg, "parse error");
if (count < 5)
{
count = 0;
for (x = (yyn < 0 ? -yyn : 0);
x < (sizeof(yytname) / sizeof(char *)); x++)
if (yycheck[x + yyn] == x)
{
strcat(msg, count == 0 ? ", expecting `" : " or `");
strcat(msg, yytname[x]);
strcat(msg, "'");
count++;
}
}
yyerror(msg);
free(msg);
}
else
yyerror ("parse error; also virtual memory exceeded");
}
else
#endif /* YYERROR_VERBOSE */
yyerror("parse error");
}
goto yyerrlab1;
yyerrlab1: /* here on error raised explicitly by an action */
if (yyerrstatus == 3)
{
/* if just tried and failed to reuse lookahead token after an error, discard it. */
/* return failure if at end of input */
if (yychar == YYEOF)
YYABORT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
#endif
yychar = YYEMPTY;
}
/* Else will try to reuse lookahead token
after shifting the error token. */
yyerrstatus = 3; /* Each real token shifted decrements this */
goto yyerrhandle;
yyerrdefault: /* current state does not do anything special for the error token. */
#if 0
/* This is wrong; only states that explicitly want error tokens
should shift them. */
yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
if (yyn) goto yydefault;
#endif
yyerrpop: /* pop the current state because it cannot handle the error token */
if (yyssp == yyss) YYABORT;
yyvsp--;
yystate = *--yyssp;
#ifdef YYLSP_NEEDED
yylsp--;
#endif
#if YYDEBUG != 0
if (yydebug)
{
short *ssp1 = yyss - 1;
fprintf (stderr, "Error: state stack now");
while (ssp1 != yyssp)
fprintf (stderr, " %d", *++ssp1);
fprintf (stderr, "\n");
}
#endif
yyerrhandle:
yyn = yypact[yystate];
if (yyn == YYFLAG)
goto yyerrdefault;
yyn += YYTERROR;
if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
goto yyerrdefault;
yyn = yytable[yyn];
if (yyn < 0)
{
if (yyn == YYFLAG)
goto yyerrpop;
yyn = -yyn;
goto yyreduce;
}
else if (yyn == 0)
goto yyerrpop;
if (yyn == YYFINAL)
YYACCEPT;
#if YYDEBUG != 0
if (yydebug)
fprintf(stderr, "Shifting error token, ");
#endif
*++yyvsp = yylval;
#ifdef YYLSP_NEEDED
*++yylsp = yylloc;
#endif
yystate = yyn;
goto yynewstate;
}
#line 1051 "engine/base/parser.y"