| /* antlr.h | |
| * | |
| * SOFTWARE RIGHTS | |
| * | |
| * We reserve no LEGAL rights to the Purdue Compiler Construction Tool | |
| * Set (PCCTS) -- PCCTS is in the public domain. An individual or | |
| * company may do whatever they wish with source code distributed with | |
| * PCCTS or the code generated by PCCTS, including the incorporation of | |
| * PCCTS, or its output, into commerical software. | |
| * | |
| * We encourage users to develop software with PCCTS. However, we do ask | |
| * that credit is given to us for developing PCCTS. By "credit", | |
| * we mean that if you incorporate our source code into one of your | |
| * programs (commercial product, research project, or otherwise) that you | |
| * acknowledge this fact somewhere in the documentation, research report, | |
| * etc... If you like PCCTS and have developed a nice tool with the | |
| * output, please mention that you developed it using PCCTS. In | |
| * addition, we ask that this header remain intact in our source code. | |
| * As long as these guidelines are kept, we expect to continue enhancing | |
| * this system and expect to make other tools available as they are | |
| * completed. | |
| * | |
| * ANTLR 1.33 | |
| * Terence Parr | |
| * Parr Research Corporation | |
| * with Purdue University and AHPCRC, University of Minnesota | |
| * 1989-2000 | |
| */ | |
| #ifndef ANTLR_H | |
| #define ANTLR_H | |
| #include "pcctscfg.h" | |
| #include "pccts_stdio.h" | |
| /* turn off warnings for unreferenced labels */ | |
| #ifdef _MSC_VER | |
| #pragma warning(disable:4102) | |
| #endif | |
| /* | |
| * Define all of the stack setup and manipulation of $i, #i variables. | |
| * | |
| * Notes: | |
| * The type 'Attrib' must be defined before entry into this .h file. | |
| */ | |
| #ifdef __USE_PROTOS | |
| #include "pccts_stdlib.h" | |
| #else | |
| #ifdef VAXC | |
| #include <stdlib.h> | |
| #else | |
| #include <malloc.h> | |
| #endif | |
| #endif | |
| #include "pccts_string.h" | |
| #if 0 | |
| #include "set.h" | |
| #endif | |
| typedef int ANTLRTokenType; | |
| typedef unsigned char SetWordType; | |
| typedef char ANTLRChar; | |
| /* G u e s s S t u f f */ | |
| #ifdef ZZCAN_GUESS | |
| #ifndef ZZINF_LOOK | |
| #define ZZINF_LOOK | |
| #endif | |
| #endif | |
| #ifdef ZZCAN_GUESS | |
| typedef struct _zzjmp_buf { | |
| jmp_buf state; | |
| } zzjmp_buf; | |
| #endif | |
| /* can make this a power of 2 for more efficient lookup */ | |
| #ifndef ZZLEXBUFSIZE | |
| #define ZZLEXBUFSIZE 8000 /* MR22 raise from 2k to 8k */ | |
| #endif | |
| #define zzOvfChk \ | |
| if ( zzasp <= 0 ) \ | |
| { \ | |
| fprintf(stderr, zzStackOvfMsg, __FILE__, __LINE__); \ | |
| exit(PCCTS_EXIT_FAILURE); \ | |
| } | |
| #ifndef ZZA_STACKSIZE | |
| #define ZZA_STACKSIZE 400 | |
| #endif | |
| #ifndef ZZAST_STACKSIZE | |
| #define ZZAST_STACKSIZE 400 | |
| #endif | |
| #ifndef zzfailed_pred | |
| #ifdef ZZCAN_GUESS | |
| #define zzfailed_pred(_p,_hasuseraction,_useraction) \ | |
| if (zzguessing) { \ | |
| zzGUESS_FAIL; \ | |
| } else { \ | |
| zzfailed_pred_action(_p,_hasuseraction,_useraction); \ | |
| } | |
| #else | |
| #define zzfailed_pred(_p,_hasuseraction,_useraction) \ | |
| zzfailed_pred_action(_p,_hasuseraction,_useraction); | |
| #endif | |
| #endif | |
| /* MR23 Provide more control over failed predicate action | |
| without any need for user to worry about guessing internals. | |
| _hasuseraction == 0 => no user specified error action | |
| _hasuseraction == 1 => user specified error action | |
| */ | |
| #ifndef zzfailed_pred_action | |
| #define zzfailed_pred_action(_p,_hasuseraction,_useraction) \ | |
| if (_hasuseraction) { _useraction } \ | |
| else { fprintf(stderr, "semantic error; failed predicate: '%s'\n",_p); } | |
| #endif | |
| /* MR19 zzchar_t additions */ | |
| #ifdef LL_K | |
| #define LOOKAHEAD \ | |
| int zztokenLA[LL_K]; \ | |
| zzchar_t zztextLA[LL_K][ZZLEXBUFSIZE]; \ | |
| int zzlap = 0, zzlabase=0; /* labase only used for DEMAND_LOOK */ | |
| #else | |
| #define LOOKAHEAD \ | |
| int zztoken; | |
| #endif | |
| #ifndef zzcr_ast | |
| #define zzcr_ast(ast,attr,tok,text) | |
| #endif | |
| #ifdef DEMAND_LOOK | |
| #define DemandLookData int zzdirty=1; | |
| #else | |
| #define DemandLookData | |
| #endif | |
| #ifndef zzUSER_GUESS_HOOK | |
| #define zzUSER_GUESS_HOOK(seqFrozen,zzrv) | |
| #endif | |
| #ifndef zzUSER_GUESS_DONE_HOOK | |
| #define zzUSER_GUESS_DONE_HOOK(seqFrozen) | |
| #endif | |
| /* S t a t e S t u f f */ | |
| #ifdef ZZCAN_GUESS | |
| #define zzGUESS_BLOCK zzantlr_state zzst; int zzrv; int zzGuessSeqFrozen; | |
| /* MR10 change zzGUESS: do zzGUESS_DONE when zzrv==1 after longjmp as in C++ mode */ | |
| #define zzGUESS zzsave_antlr_state(&zzst); \ | |
| zzguessing = 1; \ | |
| zzGuessSeqFrozen=++zzGuessSeq; \ | |
| zzrv = setjmp(zzguess_start.state); \ | |
| zzUSER_GUESS_HOOK(zzGuessSeqFrozen,zzrv) \ | |
| if (zzrv) zzGUESS_DONE; | |
| #ifdef zzTRACE_RULES | |
| #define zzGUESS_FAIL { zzTraceGuessFail(); longjmp(zzguess_start.state, 1); } | |
| #else | |
| #define zzGUESS_FAIL longjmp(zzguess_start.state, 1) | |
| #endif | |
| /* MR10 change zzGUESS_DONE: zzrv=1 to simulate longjmp() return value as in C++ mode */ | |
| #define zzGUESS_DONE { zzrestore_antlr_state(&zzst); zzrv=1; zzUSER_GUESS_DONE_HOOK(zzGuessSeqFrozen) } | |
| #define zzNON_GUESS_MODE if ( !zzguessing ) | |
| #define zzGuessData \ | |
| zzjmp_buf zzguess_start; \ | |
| int zzguessing; | |
| #else | |
| #define zzGUESS_BLOCK | |
| #define zzGUESS | |
| #define zzGUESS_FAIL | |
| #define zzGUESS_DONE | |
| #define zzNON_GUESS_MODE | |
| #define zzGuessData | |
| #endif | |
| typedef struct _zzantlr_state { | |
| #ifdef ZZCAN_GUESS | |
| zzjmp_buf guess_start; | |
| int guessing; | |
| #endif | |
| int asp; | |
| int ast_sp; | |
| #ifdef ZZINF_LOOK | |
| int inf_lap; /* not sure we need to save this one */ | |
| int inf_labase; | |
| int inf_last; | |
| /* MR6 Gunnar Rxnning (gunnar@candleweb.no) */ | |
| /* MR6 Additional state needs to be saved/restored */ | |
| /* MR6 Matching changes in err.h */ | |
| int *inf_tokens; /* MR6 */ | |
| char **inf_text; /* MR6 */ | |
| char *inf_text_buffer; /* MR6 */ | |
| int *inf_line; /* MR6 */ | |
| #endif | |
| #ifdef DEMAND_LOOK | |
| int dirty; | |
| #endif | |
| #ifdef LL_K | |
| int tokenLA[LL_K]; | |
| char textLA[LL_K][ZZLEXBUFSIZE]; | |
| int lap; | |
| int labase; | |
| #else | |
| int token; | |
| char text[ZZLEXBUFSIZE]; | |
| #endif | |
| #ifdef zzTRACE_RULES | |
| int traceOptionValue; /* MR10 */ | |
| int traceGuessOptionValue; /* MR10 */ | |
| char *traceCurrentRuleName; /* MR10 */ | |
| int traceDepth; /* MR10 */ | |
| #endif | |
| } zzantlr_state; | |
| #ifdef zzTRACE_RULES | |
| extern int zzTraceOptionValueDefault; | |
| extern int zzTraceOptionValue; | |
| extern int zzTraceGuessOptionValue; | |
| extern char *zzTraceCurrentRuleName; | |
| extern int zzTraceDepth; | |
| #endif | |
| extern int zzGuessSeq; /* MR10 */ | |
| extern int zzSyntaxErrCount; /* MR11 */ | |
| extern int zzLexErrCount; /* MR11 */ | |
| /* I n f i n i t e L o o k a h e a d */ | |
| #ifdef ZZINF_LOOK | |
| #define InfLookData \ | |
| int *zzinf_tokens; \ | |
| char **zzinf_text; \ | |
| char *zzinf_text_buffer; \ | |
| int *zzinf_line; \ | |
| int zzinf_labase; \ | |
| int zzinf_last; | |
| #else | |
| #define InfLookData | |
| #endif | |
| #ifdef ZZINF_LOOK | |
| #ifndef ZZINF_DEF_TEXT_BUFFER_SIZE | |
| #define ZZINF_DEF_TEXT_BUFFER_SIZE 20000 | |
| #endif | |
| #ifndef ZZINF_DEF_TOKEN_BUFFER_SIZE | |
| #define ZZINF_DEF_TOKEN_BUFFER_SIZE 2000 | |
| #endif | |
| /* WARNING!!!!!! | |
| * ZZINF_BUFFER_TEXT_CHUNK_SIZE must be > sizeof(text) largest possible token. | |
| */ | |
| #ifndef ZZINF_BUFFER_TEXT_CHUNK_SIZE | |
| #define ZZINF_BUFFER_TEXT_CHUNK_SIZE 5000 | |
| #endif | |
| #ifndef ZZINF_BUFFER_TOKEN_CHUNK_SIZE | |
| #define ZZINF_BUFFER_TOKEN_CHUNK_SIZE 1000 | |
| #endif | |
| #if ZZLEXBUFSIZE > ZZINF_BUFFER_TEXT_CHUNK_SIZE | |
| #define ZZINF_BUFFER_TEXT_CHUNK_SIZE ZZLEXBUFSIZE+5 | |
| #endif | |
| /* make inf_look user-access macros */ | |
| #ifdef LL_K | |
| #define ZZINF_LA_VALID(i) (((zzinf_labase+i-1)-LL_K+1) <= zzinf_last) | |
| #define ZZINF_LA(i) zzinf_tokens[(zzinf_labase+i-1)-LL_K+1] | |
| #define ZZINF_LATEXT(i) zzinf_text[(zzinf_labase+i-1)-LL_K+1] | |
| /* MR6 In 1.33 vanilla the #define ZZINF_LINE(i) is was commented out */ | |
| #define ZZINF_LINE(i) zzinf_line[(zzinf_labase+i-1)-LL_K+1] | |
| #else | |
| #define ZZINF_LA_VALID(i) (((zzinf_labase+i-1)) <= zzinf_last) | |
| #define ZZINF_LA(i) zzinf_tokens[(zzinf_labase+i-1)] | |
| #define ZZINF_LATEXT(i) zzinf_text[(zzinf_labase+i-1)] | |
| #endif | |
| #define inf_zzgettok _inf_zzgettok() | |
| extern void _inf_zzgettok(); | |
| #endif /* ZZINF_LOOK */ | |
| #ifdef LL_K | |
| #ifdef __USE_PROTOS | |
| #define ANTLR_INFO \ | |
| Attrib zzempty_attr(void) {static Attrib a; return a;} \ | |
| Attrib zzconstr_attr(int _tok, char *_text) \ | |
| {Attrib a; zzcr_attr((&a),_tok,_text); return a;} \ | |
| int zzasp=ZZA_STACKSIZE; \ | |
| char zzStackOvfMsg[]="fatal: attrib/AST stack overflow %s(%d)!\n"; \ | |
| Attrib zzaStack[ZZA_STACKSIZE]; DemandLookData \ | |
| InfLookData \ | |
| zzGuessData | |
| #else | |
| #define ANTLR_INFO \ | |
| Attrib zzempty_attr() {static Attrib a; return a;} \ | |
| Attrib zzconstr_attr(_tok, _text) int _tok; char *_text; \ | |
| {Attrib a; zzcr_attr((&a),_tok,_text); return a;} \ | |
| int zzasp=ZZA_STACKSIZE; \ | |
| char zzStackOvfMsg[]="fatal: attrib/AST stack overflow %s(%d)!\n"; \ | |
| Attrib zzaStack[ZZA_STACKSIZE]; DemandLookData \ | |
| InfLookData \ | |
| zzGuessData | |
| #endif | |
| #else | |
| #ifdef __USE_PROTOS | |
| #define ANTLR_INFO \ | |
| Attrib zzempty_attr(void) {static Attrib a; return a;} \ | |
| Attrib zzconstr_attr(int _tok, char *_text) \ | |
| {Attrib a; zzcr_attr((&a),_tok,_text); return a;} \ | |
| int zzasp=ZZA_STACKSIZE; \ | |
| char zzStackOvfMsg[]="fatal: attrib/AST stack overflow %s(%d)!\n"; \ | |
| Attrib zzaStack[ZZA_STACKSIZE]; DemandLookData \ | |
| InfLookData \ | |
| zzGuessData | |
| #else | |
| #define ANTLR_INFO \ | |
| Attrib zzempty_attr() {static Attrib a; return a;} \ | |
| Attrib zzconstr_attr(_tok, _text) int _tok; char *_text; \ | |
| {Attrib a; zzcr_attr((&a),_tok,_text); return a;} \ | |
| int zzasp=ZZA_STACKSIZE; \ | |
| char zzStackOvfMsg[]="fatal: attrib/AST stack overflow %s(%d)!\n"; \ | |
| Attrib zzaStack[ZZA_STACKSIZE]; DemandLookData \ | |
| InfLookData \ | |
| zzGuessData | |
| #endif | |
| #endif /* LL_k */ | |
| #ifdef ZZINF_LOOK | |
| #ifdef LL_K | |
| #ifdef DEMAND_LOOK | |
| #define zzPrimeLookAhead {zzdirty=LL_K; zzlap = zzlabase = 0;} | |
| #else | |
| #define zzPrimeLookAhead {zzlap = zzlabase = 0; zzfill_inf_look();\ | |
| {int _i; for(_i=1;_i<=LL_K; _i++) \ | |
| {zzCONSUME;} zzlap = zzlabase = 0;}} | |
| #endif | |
| #else /* LL_K */ | |
| #ifdef DEMAND_LOOK | |
| #define zzPrimeLookAhead zzfill_inf_look(); zzdirty=1 | |
| #else | |
| #define zzPrimeLookAhead zzfill_inf_look(); inf_zzgettok | |
| #endif | |
| #endif /* LL_K */ | |
| #else /* ZZINF_LOOK */ | |
| #ifdef LL_K | |
| #ifdef DEMAND_LOOK | |
| #define zzPrimeLookAhead {zzdirty=LL_K; zzlap = zzlabase = 0;} | |
| #else | |
| #define zzPrimeLookAhead {int _i; zzlap = 0; for(_i=1;_i<=LL_K; _i++) \ | |
| {zzCONSUME;} zzlap = 0;} | |
| #endif | |
| #else | |
| #ifdef DEMAND_LOOK | |
| #define zzPrimeLookAhead zzdirty=1 | |
| #else | |
| #define zzPrimeLookAhead zzgettok() | |
| #endif | |
| #endif /* LL_K */ | |
| #endif /* ZZINF_LOOK */ | |
| #ifdef LL_K | |
| #define zzenterANTLRs(s) \ | |
| zzlextext = &(zztextLA[0][0]); zzrdstr( s ); zzPrimeLookAhead; | |
| #define zzenterANTLRf(f) \ | |
| zzlextext = &(zztextLA[0][0]); zzrdfunc( f ); zzPrimeLookAhead; | |
| #define zzenterANTLR(f) \ | |
| zzlextext = &(zztextLA[0][0]); zzrdstream( f ); zzPrimeLookAhead; | |
| #ifdef ZZINF_LOOK | |
| #define zzleaveANTLR(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #define zzleaveANTLRf(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #define zzleaveANTLRs(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #else | |
| #define zzleaveANTLR(f) | |
| #define zzleaveANTLRf(f) | |
| #define zzleaveANTLRs(f) | |
| #endif | |
| #else | |
| #define zzenterANTLRs(s) \ | |
| {static char zztoktext[ZZLEXBUFSIZE]; \ | |
| zzlextext = zztoktext; zzrdstr( s ); zzPrimeLookAhead;} | |
| #define zzenterANTLRf(f) \ | |
| {static char zztoktext[ZZLEXBUFSIZE]; \ | |
| zzlextext = zztoktext; zzrdfunc( f ); zzPrimeLookAhead;} | |
| #define zzenterANTLR(f) \ | |
| {static char zztoktext[ZZLEXBUFSIZE]; \ | |
| zzlextext = zztoktext; zzrdstream( f ); zzPrimeLookAhead;} | |
| #ifdef ZZINF_LOOK | |
| #define zzleaveANTLR(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #define zzleaveANTLRf(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #define zzleaveANTLRs(f) free(zzinf_text_buffer); free(zzinf_text); free(zzinf_tokens); free(zzinf_line); | |
| #else | |
| #define zzleaveANTLR(f) | |
| #define zzleaveANTLRf(f) | |
| #define zzleaveANTLRs(f) | |
| #endif | |
| #endif | |
| /* MR19 Paul D. Smith (psmith@baynetworks.com) | |
| Need to adjust AST stack pointer at exit. | |
| Referenced in ANTLRx macros. | |
| */ | |
| #ifdef GENAST | |
| #define ZZAST_ADJUST ++zzast_sp; | |
| #else | |
| #define ZZAST_ADJUST | |
| #endif | |
| #define ANTLR(st, f) zzbufsize = ZZLEXBUFSIZE; \ | |
| zzenterANTLR(f); \ | |
| { \ | |
| zzBLOCK(zztasp1); \ | |
| st; /* ++zzasp; Removed MR20 G. Hobbelt */ \ | |
| /* ZZAST_ADJUST Removed MR20 G. Hobbelt */ \ | |
| /* MR20 G. Hobbelt. Kill the top' attribute (+AST stack corr.) */ \ | |
| zzEXIT_ANTLR(zztasp1 + 1); \ | |
| } \ | |
| zzleaveANTLR(f); | |
| #define ANTLRm(st, f, _m) zzbufsize = ZZLEXBUFSIZE; \ | |
| zzmode(_m); \ | |
| zzenterANTLR(f); \ | |
| { \ | |
| zzBLOCK(zztasp1); \ | |
| st; /* ++zzasp; Removed MR20 G. Hobbelt */ \ | |
| /* ZZAST_ADJUST Removed MR20 G. Hobbelt */ \ | |
| /* MR20 G. Hobbelt. Kill the top' attribute (+AST stack corr.) */ \ | |
| zzEXIT_ANTLR(zztasp1 + 1); \ | |
| } \ | |
| zzleaveANTLR(f); | |
| #define ANTLRf(st, f) zzbufsize = ZZLEXBUFSIZE; \ | |
| zzenterANTLRf(f); \ | |
| { \ | |
| zzBLOCK(zztasp1); \ | |
| st; /* ++zzasp; Removed MR20 G. Hobbelt */ \ | |
| /* ZZAST_ADJUST Removed MR20 G. Hobbelt */ \ | |
| /* MR20 G. Hobbelt. Kill the top' attribute (+AST stack corr.) */ \ | |
| zzEXIT_ANTLR(zztasp1 + 1); \ | |
| } \ | |
| zzleaveANTLRf(f); | |
| #define ANTLRs(st, s) zzbufsize = ZZLEXBUFSIZE; \ | |
| zzenterANTLRs(s); \ | |
| { \ | |
| zzBLOCK(zztasp1); \ | |
| st; /* ++zzasp; Removed MR20 G. Hobbelt */ \ | |
| /* ZZAST_ADJUST Removed MR20 G. Hobbelt */ \ | |
| /* MR20 G. Hobbelt. Kill the top' attribute (+AST stack corr.) */ \ | |
| zzEXIT_ANTLR(zztasp1 + 1); \ | |
| } \ | |
| zzleaveANTLRs(s); | |
| #ifdef LL_K | |
| #define zztext (&(zztextLA[zzlap][0])) | |
| #else | |
| #define zztext zzlextext | |
| #endif | |
| /* A r g u m e n t A c c e s s */ | |
| #define zzaCur (zzaStack[zzasp]) | |
| #define zzaRet (*zzaRetPtr) | |
| #define zzaArg(v,n) zzaStack[v-n] | |
| #define zzMakeAttr { zzNON_GUESS_MODE {zzOvfChk; --zzasp; zzcr_attr(&(zzaStack[zzasp]),LA(1),LATEXT(1));}} | |
| #ifdef zzdef0 | |
| #define zzMake0 { zzOvfChk; --zzasp; zzdef0(&(zzaStack[zzasp]));} | |
| #else | |
| #define zzMake0 { zzOvfChk; --zzasp;} | |
| #endif | |
| #define zzaPush(_v) { zzOvfChk; zzaStack[--zzasp] = _v;} | |
| #ifndef zzd_attr | |
| #define zzREL(t) zzasp=(t); /* Restore state of stack */ | |
| #else | |
| #define zzREL(t) for (; zzasp<(t); zzasp++) \ | |
| { zzd_attr(&(zzaStack[zzasp])); } | |
| #endif | |
| #define zzsetmatch(_es,_tokclassErrset) \ | |
| if ( !_zzsetmatch(_es, &zzBadText, &zzMissText, &zzMissTok, &zzBadTok, &zzMissSet, _tokclassErrset) ) goto fail; /* MR23 */ | |
| #ifdef ZZCAN_GUESS | |
| #define zzsetmatch_wsig(_es, handler) \ | |
| if ( !_zzsetmatch_wsig(_es) ) if (zzguessing) { zzGUESS_FAIL; } else {_signal=MismatchedToken; goto handler;} | |
| #else | |
| #define zzsetmatch_wsig(_es, handler) \ | |
| if ( !_zzsetmatch_wsig(_es) ) {_signal=MismatchedToken; goto handler;} | |
| #endif | |
| #ifdef __USE_PROTOS | |
| extern int _zzsetmatch(SetWordType *, char **, char **, int *, int *, SetWordType **, SetWordType * /* MR23 */); | |
| extern int _zzsetmatch_wsig(SetWordType *); | |
| #else | |
| extern int _zzsetmatch(); | |
| extern int _zzsetmatch_wsig(); | |
| #endif | |
| #define zzmatch(_t) \ | |
| if ( !_zzmatch(_t, &zzBadText, &zzMissText, &zzMissTok, &zzBadTok, &zzMissSet) ) goto fail; | |
| #ifdef ZZCAN_GUESS | |
| #define zzmatch_wsig(_t,handler) \ | |
| if ( !_zzmatch_wsig(_t) ) if (zzguessing) { zzGUESS_FAIL; } else {_signal=MismatchedToken; goto handler;} | |
| #else | |
| #define zzmatch_wsig(_t,handler) \ | |
| if ( !_zzmatch_wsig(_t) ) {_signal=MismatchedToken; goto handler;} | |
| #endif | |
| #ifdef __USE_PROTOS | |
| extern int _zzmatch(int, char **, char **, int *, int *, SetWordType **); | |
| extern int _zzmatch_wsig(int); | |
| #else | |
| extern int _zzmatch(); | |
| extern int _zzmatch_wsig(); | |
| #endif | |
| #define zzmatch_wdfltsig(_t,_f) \ | |
| if ( !_zzmatch_wdfltsig(_t,_f) ) _signal=MismatchedToken; | |
| #define zzsetmatch_wdfltsig(tw,tt,wf) \ | |
| if ( !_zzsetmatch_wdfltsig(tw,tt,wf) ) _signal=MismatchedToken; | |
| #ifdef __USE_PROTOS | |
| extern int _zzmatch_wdfltsig(int, SetWordType *); | |
| extern int _zzsetmatch_wdfltsig(SetWordType *tokensWanted, | |
| int tokenTypeOfSet, | |
| SetWordType *whatFollows); | |
| #else | |
| extern int _zzmatch_wdfltsig(); | |
| extern int _zzsetmatch_wdfltsig(); | |
| #endif | |
| #ifdef GENAST | |
| #define zzRULE Attrib *zzaRetPtr = &(zzaStack[zzasp-1]); \ | |
| SetWordType *zzMissSet=NULL; int zzMissTok=0; \ | |
| int zzBadTok=0; char *zzBadText=""; \ | |
| int zzErrk=1,zzpf=0; \ | |
| zzTRACEdata \ | |
| char *zzMissText=""; zzASTVars | |
| #else | |
| #define zzRULE Attrib *zzaRetPtr = &(zzaStack[zzasp-1]); \ | |
| int zzBadTok=0; char *zzBadText=""; \ | |
| int zzErrk=1,zzpf=0; \ | |
| zzTRACEdata \ | |
| SetWordType *zzMissSet=NULL; int zzMissTok=0; char *zzMissText="" | |
| #endif | |
| #ifdef GENAST | |
| #define zzBLOCK(i) int i = zzasp - 1; int zztsp = zzast_sp | |
| #define zzEXIT(i) zzREL(i); zzastREL; zzNON_GUESS_MODE { zzastPush(*_root); } | |
| #define zzEXIT_ANTLR(i) zzREL(i); zzastREL /* [i_a] added as we want this for the ANTLRx() macros */ | |
| #define zzLOOP(i) zzREL(i); zzastREL | |
| #else | |
| #define zzBLOCK(i) int i = zzasp - 1 | |
| #define zzEXIT(i) zzREL(i) | |
| #define zzEXIT_ANTLR(i) zzREL(i) /* [i_a] added as we want this for the ANTLRx() macros */ | |
| #define zzLOOP(i) zzREL(i) | |
| #endif | |
| #ifdef LL_K | |
| #ifdef DEMAND_LOOK | |
| #define LOOK(_k) {int i,stop=_k-(LL_K-zzdirty); for (i=1; i<=stop; i++) \ | |
| zzCONSUME;} | |
| #define zzCONSUME {zzgettok(); zzdirty--; \ | |
| zzlap = (zzlap+1)&(LL_K-1); \ | |
| zzlextext = &(zztextLA[zzlap][0]);} | |
| #else | |
| #ifdef ZZINF_LOOK | |
| #define zzCONSUME {inf_zzgettok; \ | |
| zzlap = (zzlap+1)&(LL_K-1); \ | |
| zzlextext = &(zztextLA[zzlap][0]); \ | |
| } | |
| #else | |
| #define zzCONSUME {zzgettok(); \ | |
| zzlap = (zzlap+1)&(LL_K-1); \ | |
| zzlextext = &(zztextLA[zzlap][0]);} | |
| #endif /* ZZINF_LOOK */ | |
| #endif /* DEMAND_LOOK */ | |
| #else /* LL_K */ | |
| #ifdef DEMAND_LOOK | |
| #define LOOK(_k) if ( zzdirty) zzCONSUME; | |
| #ifdef ZZINF_LOOK | |
| #define zzCONSUME inf_zzgettok; zzdirty=0; | |
| #else | |
| #define zzCONSUME zzgettok(); zzdirty=0; | |
| #endif /* ZZINF_LOOK */ | |
| #else /* DEMAND_LOOK */ | |
| #ifdef ZZINF_LOOK | |
| #define zzCONSUME inf_zzgettok | |
| #else | |
| #define zzCONSUME zzgettok(); | |
| #endif | |
| #endif /* DEMAND_LOOK */ | |
| #endif /* LL_K */ | |
| #ifdef LL_K | |
| #define NLA zztokenLA[zzlap&(LL_K-1)] /* --> next LA */ | |
| #define NLATEXT zztextLA[zzlap&(LL_K-1)] /* --> next text of LA */ | |
| #ifdef DEMAND_LOOK | |
| #define LA(i) zztokenLA[(zzlabase+(i)-1)&(LL_K-1)] | |
| #define LATEXT(i) (&(zztextLA[(zzlabase+(i)-1)&(LL_K-1)][0])) | |
| #else | |
| #define LA(i) zztokenLA[(zzlap+(i)-1)&(LL_K-1)] | |
| #define LATEXT(i) (&(zztextLA[(zzlap+(i)-1)&(LL_K-1)][0])) | |
| #endif | |
| #else | |
| #define NLA zztoken | |
| #define NLATEXT zztext | |
| #define LA(i) zztoken | |
| #define LATEXT(i) zztext | |
| #endif | |
| /* S t a n d a r d S i g n a l s */ | |
| #define NoSignal 0 | |
| #define MismatchedToken 1 | |
| #define NoViableAlt 2 | |
| #define NoSemViableAlt 3 | |
| /* MR7 Allow more control over signalling */ | |
| /* by adding "Unwind" and "zzsetSignal" */ | |
| #define Unwind 4 | |
| #define zzsetSignal(newValue) *_retsignal=_signal=(newValue) | |
| #define zzsuppressSignal *_retsignal=_signal=0 | |
| #define zzexportSignal *_retsignal=_signal | |
| /* F u n c t i o n T r a c i n g */ | |
| #ifndef zzTRACE_RULES | |
| #define zzTRACEdata | |
| #else | |
| #ifndef zzTRACEdata | |
| #define zzTRACEdata ANTLRChar *zzTracePrevRuleName = NULL; | |
| #endif | |
| #endif | |
| #ifndef zzTRACEIN | |
| #define zzTRACEIN(r) zzTracePrevRuleName=zzTraceCurrentRuleName;zzTraceIn(r); | |
| #endif | |
| #ifndef zzTRACEOUT | |
| #define zzTRACEOUT(r) zzTraceOut(r);zzTraceCurrentRuleName=zzTracePrevRuleName; | |
| #endif | |
| /* MR19 zzchar_t additions */ | |
| #ifndef zzchar_t | |
| #ifdef ZZWCHAR_T | |
| #define zzchar_t wchar_t | |
| #else | |
| #define zzchar_t char | |
| #endif | |
| #endif | |
| /* MR26 */ | |
| #ifdef PCCTS_USE_STDARG | |
| extern void zzFAIL(int k, ...); | |
| #else | |
| extern void zzFAIL(); | |
| #endif | |
| /* E x t e r n D e f s */ | |
| #ifdef __USE_PROTOS | |
| extern Attrib zzempty_attr(void); | |
| extern Attrib zzconstr_attr(int, char *); | |
| extern void zzsyn(char *, int, char *, SetWordType *, int, int, char *); | |
| extern int zzset_el(unsigned, SetWordType *); | |
| extern int zzset_deg(SetWordType *); | |
| extern void zzedecode(SetWordType *); | |
| extern void zzresynch(SetWordType *, SetWordType); | |
| extern void zzsave_antlr_state(zzantlr_state *); | |
| extern void zzrestore_antlr_state(zzantlr_state *); | |
| extern void zzfill_inf_look(void); | |
| extern void zzconsumeUntil(SetWordType *st); /* MR7 */ | |
| extern void zzconsumeUntilToken(int t); /* MR7 */ | |
| extern void zzTraceIn(char * ruleName); /* MR10 */ | |
| extern void zzTraceOut(char * ruleName); /* MR10 */ | |
| extern int zzTraceOption(int delta); /* MR10 */ | |
| extern int zzTraceGuessOption(int delta); /* MR10 */ | |
| extern void zzTraceReset(void); /* MR10 */ | |
| extern void zzTraceGuessFail(void); /* MR10 */ | |
| #ifdef EXCEPTION_HANDLING | |
| extern void zzdflthandlers(int, int *); | |
| #endif | |
| #else | |
| extern Attrib zzempty_attr(); | |
| extern Attrib zzconstr_attr(); | |
| extern void zzsyn(); | |
| extern int zzset_el(); | |
| extern int zzset_deg(); | |
| extern void zzedecode(); | |
| extern void zzresynch(); | |
| extern void zzsave_antlr_state(); | |
| extern void zzrestore_antlr_state(); | |
| extern void zzfill_inf_look(); | |
| extern void zzconsumeUntil(); /* MR7 */ | |
| extern void zzconsumeUntilToken(); /* MR7 */ | |
| extern void zzTraceIn(); /* MR10 */ | |
| extern void zzTraceOut(); /* MR10 */ | |
| extern int zzTraceOption(); /* MR10 */ | |
| extern int zzTraceGuessOption(); /* MR10 */ | |
| extern void zzTraceReset(); /* MR10 */ | |
| extern void zzTraceGuessFail(); /* MR10 */ | |
| #ifdef EXCEPTION_HANDLING | |
| extern void zzdflthandlers(); | |
| #endif | |
| #endif | |
| /* G l o b a l V a r i a b l e s */ | |
| /* Define a parser; user should do a "#parser myname" in their grammar file */ | |
| /*extern struct pccts_parser zzparser;*/ | |
| extern char *zztokens[]; | |
| #ifdef LL_K | |
| extern int zztokenLA[]; | |
| extern zzchar_t zztextLA[][ZZLEXBUFSIZE]; | |
| extern int zzlap; | |
| extern int zzlabase; | |
| #else | |
| extern int zztoken; | |
| #endif | |
| extern char zzStackOvfMsg[]; | |
| extern int zzasp; | |
| extern Attrib zzaStack[]; | |
| #ifdef ZZINF_LOOK | |
| extern int *zzinf_tokens; | |
| extern char **zzinf_text; | |
| extern char *zzinf_text_buffer; | |
| extern int *zzinf_line; | |
| extern int zzinf_labase; | |
| extern int zzinf_last; | |
| #endif | |
| #ifdef DEMAND_LOOK | |
| extern int zzdirty; | |
| #endif | |
| #ifdef ZZCAN_GUESS | |
| extern int zzguessing; | |
| extern zzjmp_buf zzguess_start; | |
| #endif | |
| /* Define global variables that refer to values exported by the scanner. | |
| * These declarations duplicate those in dlgdef.h, but are needed | |
| * if ANTLR is not to generate a .dlg file (-gx); PS, this is a hack. | |
| */ | |
| extern zzchar_t *zzlextext; /* text of most recently matched token */ | |
| extern int zzbufsize; /* how long zzlextext is */ | |
| #endif |