+++ /dev/null
-/*\r
- * A n t l r T r a n s l a t i o n H e a d e r\r
- *\r
- * Terence Parr, Will Cohen, and Hank Dietz: 1989-2001\r
- * Purdue University Electrical Engineering\r
- * With AHPCRC, University of Minnesota\r
- * ANTLR Version 1.33MR33\r
- *\r
- * ..\bin\antlr -gh antlr.g\r
- *\r
- */\r
-\r
-#define ANTLR_VERSION 13333\r
-#include "pcctscfg.h"\r
-#include "pccts_stdio.h"\r
-\r
-#include "pcctscfg.h"\r
-#include "set.h"\r
-#include <ctype.h>\r
-#include "syn.h"\r
-#include "hash.h"\r
-#include "generic.h"\r
-#define zzcr_attr(attr,tok,t)\r
-#define zzSET_SIZE 20\r
-#include "antlr.h"\r
-#include "tokens.h"\r
-#include "dlgdef.h"\r
-#include "mode.h"\r
-\r
-/* MR23 In order to remove calls to PURIFY use the antlr -nopurify option */\r
-\r
-#ifndef PCCTS_PURIFY\r
-#define PCCTS_PURIFY(r,s) memset((char *) &(r),'\0',(s));\r
-#endif\r
-\r
-ANTLR_INFO\r
-\r
-\r
-/* MR20 G. Hobbelt For Borland C++ 4.x & 5.x compiling with ALL warnings enabled */\r
-#if defined(__TURBOC__)\r
-#pragma warn -aus /* unused assignment of 'xxx' */\r
-#endif\r
-\r
-\r
-#ifdef __USE_PROTOS\r
-static void chkToken(char *, char *, char *, int);\r
-#else\r
-static void chkToken();\r
-#endif\r
-\r
-#ifdef __USE_PROTOS\r
-static int isDLGmaxToken(char *Token); /* MR3 */\r
-#else\r
-static int isDLGmaxToken(); /* MR3 */\r
-#endif\r
-\r
-static int class_nest_level = 0;\r
-\r
-/* MR20 G. Hobbelt extern definitions moved to antlr.h */\r
-\r
- \r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-grammar(void)\r
-#else\r
-grammar()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- Graph g;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- for (;;) {\r
- if ( !((setwd1[LA(1)]&0x1))) break;\r
- if ( (LA(1)==94) ) {\r
- zzmatch(94); zzCONSUME;\r
- zzmatch(Action);\r
- \r
- if ( HdrAction==NULL ) {\r
- HdrAction = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(HdrAction!=NULL, "rule grammar: cannot allocate header action");\r
- strcpy(HdrAction, LATEXT(1));\r
- }\r
- else warn("additional #header statement ignored");\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==95) ) {\r
- zzmatch(95); zzCONSUME;\r
- zzmatch(Action);\r
- \r
- if ( FirstAction==NULL ) {\r
- FirstAction = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(FirstAction!=NULL, "rule grammar: cannot allocate #first action");\r
- strcpy(FirstAction, LATEXT(1));\r
- } else {\r
- warn("additional #first statement ignored");\r
- };\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==96) ) {\r
- zzmatch(96); zzCONSUME;\r
- zzmatch(QuotedTerm);\r
- \r
- if ( GenCC ) {\r
- warn("#parser meta-op incompatible with -CC; ignored");\r
- }\r
- else {\r
- if ( strcmp(ParserName,"zzparser")==0 ) {\r
- ParserName=StripQuotes(mystrdup(LATEXT(1)));\r
- if ( RulePrefix[0]!='\0' )\r
- {\r
- warn("#parser meta-op incompatible with '-gp prefix'; '-gp' ignored");\r
- RulePrefix[0]='\0';\r
- }\r
- }\r
- else warn("additional #parser statement ignored");\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==97) ) {\r
- zzmatch(97); zzCONSUME;\r
- zzmatch(QuotedTerm);\r
- {\r
- char *fname;\r
- zzantlr_state st; FILE *f; struct zzdlg_state dst;\r
- UserTokenDefsFile = mystrdup(LATEXT(1));\r
- zzsave_antlr_state(&st);\r
- zzsave_dlg_state(&dst);\r
- fname = mystrdup(LATEXT(1));\r
- f = fopen(StripQuotes(fname), "r");\r
- if ( f==NULL ) {warn(eMsg1("cannot open token defs file '%s'", fname+1));}\r
- else {\r
- ANTLRm(enum_file(fname+1), f, PARSE_ENUM_FILE);\r
- UserDefdTokens = 1;\r
- }\r
- zzrestore_antlr_state(&st);\r
- zzrestore_dlg_state(&dst);\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else break; /* MR6 code for exiting loop "for sure" */\r
- }\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- for (;;) {\r
- if ( !((setwd1[LA(1)]&0x2))) break;\r
- if ( (LA(1)==Action) ) {\r
- zzmatch(Action);\r
- {\r
- UserAction *ua = newUserAction(LATEXT(1));\r
- ua->file = action_file; ua->line = action_line;\r
- if ( class_nest_level>0 ) list_add(&class_before_actions, ua);\r
- else list_add(&BeforeActions, ua);\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==108) ) {\r
- laction();\r
- }\r
- else {\r
- if ( (LA(1)==109) ) {\r
- lmember();\r
- }\r
- else {\r
- if ( (LA(1)==110) ) {\r
- lprefix();\r
- }\r
- else {\r
- if ( (LA(1)==116) ) {\r
- aLexclass();\r
- }\r
- else {\r
- if ( (LA(1)==120) ) {\r
- token();\r
- }\r
- else {\r
- if ( (LA(1)==117) ) {\r
- error();\r
- }\r
- else {\r
- if ( (LA(1)==118) ) {\r
- tclass();\r
- }\r
- else {\r
- if ( (LA(1)==111) ) {\r
- aPred();\r
- }\r
- else {\r
- if ( (LA(1)==133) ) {\r
- default_exception_handler();\r
- }\r
- else {\r
- if ( (LA(1)==99) ) {\r
- class_def();\r
- }\r
- else {\r
- if ( (LA(1)==98) ) {\r
- zzmatch(98);\r
- \r
- if ( class_nest_level==0 )\r
- warn("missing class definition for trailing '}'");\r
- class_nest_level--;\r
- zzCONSUME;\r
-\r
- }\r
- else break; /* MR6 code for exiting loop "for sure" */\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- rule();\r
- g=zzaArg(zztasp1,3); SynDiag = (Junction *) zzaArg(zztasp1,3 ).left;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- for (;;) {\r
- if ( !((setwd1[LA(1)]&0x4))) break;\r
- if ( (LA(1)==NonTerminal) ) {\r
- rule();\r
- if ( zzaArg(zztasp2,1 ).left!=NULL ) {\r
- g.right = NULL;\r
- \r
-/* MR21a */ /* Avoid use of a malformed graph when CannotContinue */\r
- /* MR21a */ /* is already set */\r
- /* MR21a */\r
- /* MR21a */ if (! (CannotContinue && g.left == NULL)) {\r
- /* MR21a */ g = Or(g, zzaArg(zztasp2,1));\r
- /* MR21a */ }\r
- /* MR21a */ }\r
- }\r
- else {\r
- if ( (LA(1)==116) ) {\r
- aLexclass();\r
- }\r
- else {\r
- if ( (LA(1)==120) ) {\r
- token();\r
- }\r
- else {\r
- if ( (LA(1)==117) ) {\r
- error();\r
- }\r
- else {\r
- if ( (LA(1)==118) ) {\r
- tclass();\r
- }\r
- else {\r
- if ( (LA(1)==111) ) {\r
- aPred();\r
- }\r
- else {\r
- if ( (LA(1)==99) ) {\r
- class_def();\r
- }\r
- else {\r
- if ( (LA(1)==98) ) {\r
- zzmatch(98);\r
- \r
- if ( class_nest_level==0 )\r
- warn("missing class definition for trailing '}'");\r
- class_nest_level--;\r
- zzCONSUME;\r
-\r
- }\r
- else break; /* MR6 code for exiting loop "for sure" */\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- for (;;) {\r
- if ( !((setwd1[LA(1)]&0x8))) break;\r
- if ( (LA(1)==Action) ) {\r
- zzmatch(Action);\r
- {\r
- UserAction *ua = newUserAction(LATEXT(1));\r
- ua->file = action_file; ua->line = action_line;\r
- if ( class_nest_level>0 ) list_add(&class_after_actions, ua);\r
- else list_add(&AfterActions, ua);\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==108) ) {\r
- laction();\r
- }\r
- else {\r
- if ( (LA(1)==109) ) {\r
- lmember();\r
- }\r
- else {\r
- if ( (LA(1)==110) ) {\r
- lprefix();\r
- }\r
- else {\r
- if ( (LA(1)==117) ) {\r
- error();\r
- }\r
- else {\r
- if ( (LA(1)==118) ) {\r
- tclass();\r
- }\r
- else {\r
- if ( (LA(1)==99) ) {\r
- class_def();\r
- }\r
- else {\r
- if ( (LA(1)==111) ) {\r
- aPred();\r
- }\r
- else {\r
- if ( (LA(1)==98) ) {\r
- zzmatch(98);\r
- \r
- if ( class_nest_level==0 )\r
- warn("missing class definition for trailing '}'");\r
- class_nest_level--;\r
- zzCONSUME;\r
-\r
- }\r
- else break; /* MR6 code for exiting loop "for sure" */\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(Eof); zzCONSUME;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd1, 0x10);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-class_def(void)\r
-#else\r
-class_def()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- int go=1; char name[MaxRuleName+1];\r
- zzmatch(99); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==NonTerminal) ) {\r
- zzmatch(NonTerminal);\r
- if(go) strncpy(name,LATEXT(1),MaxRuleName);\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if(go) strncpy(name,LATEXT(1),MaxRuleName);\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr1,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- if ( CurrentClassName[0]!='\0' && strcmp(CurrentClassName,name)!=0\r
- && GenCC ) {\r
- err("only one grammar class allowed in this release");\r
- go = 0;\r
- }\r
- else strcpy(CurrentClassName, name);\r
- if ( !GenCC ) { err("class meta-op used without C++ option"); }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (setwd1[LA(1)]&0x20) ) {\r
- zzsetmatch(zzerr2, zzerr3);\r
- if (ClassDeclStuff == NULL) {\r
- /* MR10 */ ClassDeclStuff=(char *)calloc(MaxClassDeclStuff+1,sizeof(char));\r
- /* MR10 */ };\r
- /* MR10 */ strncat(ClassDeclStuff," ",MaxClassDeclStuff);\r
- /* MR10 */ strncat(ClassDeclStuff,LATEXT(1),MaxClassDeclStuff);\r
- /* MR22 */ do {\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),"public")) break;\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),"private")) break;\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),"protected")) break;\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),"virtual")) break;\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),",")) break;\r
- /* MR22 */ if (0 == strcmp(LATEXT(1),":")) break;\r
- /* MR22 */ if (BaseClassName != NULL) break;\r
- /* MR22 */ BaseClassName=(char *)calloc(strlen(LATEXT(1))+1,sizeof(char));\r
- /* MR22 */ require(BaseClassName!=NULL, "rule grammar: cannot allocate base class name");\r
- /* MR22 */ strcpy(BaseClassName,LATEXT(1));\r
- /* MR22 */ } while (0);\r
- /* MR10 */\r
- zzCONSUME;\r
-\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(102);\r
- \r
- no_classes_found = 0;\r
- if ( class_nest_level>=1 ) {warn("cannot have nested classes");}\r
- else class_nest_level++;\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd1, 0x40);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-rule(void)\r
-#else\r
-rule()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- \r
- \r
- ExceptionGroup *eg;\r
- RuleEntry *q; Junction *p; Graph r; int f, l; ECnode *e;\r
- set toksrefd, rulesrefd;\r
- char *pdecl=NULL, *ret=NULL, *a; CurRetDef = CurParmDef = NULL;\r
- CurExGroups = NULL;\r
- CurElementLabels = NULL;\r
- CurAstLabelsInActions = NULL; /* MR27 */\r
- /* We want a new element label hash table for each rule */\r
- if ( Elabel!=NULL ) killHashTable(Elabel);\r
- Elabel = newHashTable();\r
- attribsRefdFromAction = empty;\r
- zzmatch(NonTerminal);\r
- q=NULL;\r
- if ( hash_get(Rname, LATEXT(1))!=NULL ) {\r
- err(eMsg1("duplicate rule definition: '%s'",LATEXT(1)));\r
- CannotContinue=TRUE;\r
- }\r
- else\r
- {\r
- q = (RuleEntry *)hash_add(Rname,\r
- LATEXT(1),\r
- (Entry *)newRuleEntry(LATEXT(1)));\r
- CurRule = q->str;\r
- }\r
- CurRuleNode = q;\r
- f = CurFile; l = zzline;\r
- NumRules++;\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103);\r
- if ( q!=NULL ) q->noAST = TRUE;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd1[LA(1)]&0x80) ) {\r
- }\r
- else {zzFAIL(1,zzerr4,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- ;\r
- if ( (setwd2[LA(1)]&0x1) ) {\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==104) ) {\r
- zzmatch(104); zzCONSUME;\r
- }\r
- else {\r
- if ( (LA(1)==PassAction) ) {\r
- }\r
- else {zzFAIL(1,zzerr5,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- zzmatch(PassAction);\r
- pdecl = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(pdecl!=NULL, "rule rule: cannot allocate param decl");\r
- strcpy(pdecl, LATEXT(1));\r
- CurParmDef = pdecl;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd2[LA(1)]&0x2) ) {\r
- }\r
- else {zzFAIL(1,zzerr6,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==105) ) {\r
- zzmatch(105); zzCONSUME;\r
- zzmatch(PassAction);\r
- ret = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(ret!=NULL, "rule rule: cannot allocate ret type");\r
- strcpy(ret, LATEXT(1));\r
- CurRetDef = ret;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd2[LA(1)]&0x4) ) {\r
- }\r
- else {zzFAIL(1,zzerr7,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( q!=NULL ) q->egroup=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==106) ) {\r
- }\r
- else {zzFAIL(1,zzerr8,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- if ( GenEClasseForRules && q!=NULL ) {\r
- e = newECnode;\r
- require(e!=NULL, "cannot allocate error class node");\r
- if ( q->egroup == NULL ) {a = q->str; a[0] = (char)toupper(a[0]);}\r
- else a = q->egroup;\r
- if ( Tnum( a ) == 0 )\r
- {\r
- e->tok = addTname( a );\r
- list_add(&eclasses, (char *)e);\r
- if ( q->egroup == NULL ) a[0] = (char)tolower(a[0]);\r
- /* refers to itself */\r
- list_add(&(e->elist), mystrdup(q->str));\r
- }\r
- else {\r
- warn(eMsg1("default errclass for '%s' would conflict with token/errclass/tokclass",a));\r
- if ( q->egroup == NULL ) a[0] = (char)tolower(a[0]);\r
- free((char *)e);\r
- }\r
- }\r
- BlkLevel++;\r
- if (BlkLevel >= MAX_BLK_LEVEL) fatal("Blocks nested too deeply");\r
- /* MR23 */ CurBlockID_array[BlkLevel] = CurBlockID;\r
- /* MR23 */ CurAltNum_array[BlkLevel] = CurAltNum;\r
- zzmatch(106);\r
- inAlt=1;\r
- zzCONSUME;\r
-\r
- block( &toksrefd, &rulesrefd );\r
- r = makeBlk(zzaArg(zztasp1,7),0, NULL /* pFirstSetSymbol */ );\r
- CurRuleBlk = (Junction *)r.left;\r
- CurRuleBlk->blockid = CurBlockID;\r
- CurRuleBlk->jtype = RuleBlk;\r
- if ( q!=NULL ) CurRuleBlk->rname = q->str;\r
- CurRuleBlk->file = f;\r
- CurRuleBlk->line = l;\r
- CurRuleBlk->pdecl = pdecl;\r
- CurRuleBlk->ret = ret;\r
- CurRuleBlk->lock = makelocks();\r
- CurRuleBlk->pred_lock = makelocks();\r
- CurRuleBlk->tokrefs = toksrefd;\r
- CurRuleBlk->rulerefs = rulesrefd;\r
- p = newJunction(); /* add EndRule Node */\r
- ((Junction *)r.right)->p1 = (Node *)p;\r
- r.right = (Node *) p;\r
- p->jtype = EndRule;\r
- p->lock = makelocks();\r
- p->pred_lock = makelocks();\r
- CurRuleBlk->end = p;\r
- if ( q!=NULL ) q->rulenum = NumRules;\r
- zzaArg(zztasp1,7) = r;\r
- \r
- /* MR23 */ CurBlockID_array[BlkLevel] = (-1);\r
- /* MR23 */ CurAltNum_array[BlkLevel] = (-1); \r
- --BlkLevel;\r
- altFixup();leFixup();egFixup();\r
- zzmatch(107);\r
- inAlt=0;\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==Action) ) {\r
- zzmatch(Action);\r
- a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule rule: cannot allocate error action");\r
- strcpy(a, LATEXT(1));\r
- CurRuleBlk->erraction = a;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd2[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr9,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==133) ) {\r
- eg = exception_group();\r
-\r
- if ( eg!=NULL ) {\r
- list_add(&CurExGroups, (void *)eg);\r
- if (eg->label == NULL || *eg->label=='\0' ) q->has_rule_exception = 1;\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- if ( q==NULL ) zzaArg(zztasp1,0 ).left = NULL; else zzaArg(zztasp1,0) = zzaArg(zztasp1,7);\r
- CurRuleBlk->exceptions = CurExGroups;\r
- CurRuleBlk->el_labels = CurElementLabels;\r
- CurRuleNode->ast_labels_in_actions = CurAstLabelsInActions;\r
- CurRuleNode = NULL;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd2, 0x10);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-laction(void)\r
-#else\r
-laction()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *a;\r
- zzmatch(108); zzCONSUME;\r
- zzmatch(Action);\r
- \r
- a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule laction: cannot allocate action");\r
- strcpy(a, LATEXT(1));\r
- list_add(&LexActions, a);\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd2, 0x20);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-lmember(void)\r
-#else\r
-lmember()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *a;\r
- zzmatch(109); zzCONSUME;\r
- zzmatch(Action);\r
- \r
- /* MR1 */ if (! GenCC) {\r
- /* MR1 */ err("Use #lexmember only in C++ mode (to insert code in DLG class header");\r
- /* MR1 */ } else {\r
- /* MR1 */ a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- /* MR1 */ require(a!=NULL, "rule lmember: cannot allocate action");\r
- /* MR1 */ strcpy(a, LATEXT(1));\r
- /* MR1 */ list_add(&LexMemberActions, a);\r
- /* MR1 */ };\r
- /* MR1 */\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd2, 0x40);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-lprefix(void)\r
-#else\r
-lprefix()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *a;\r
- zzmatch(110); zzCONSUME;\r
- zzmatch(Action);\r
- \r
- /* MR1 */ if (! GenCC) {\r
- /* MR1 */ err("Use #lexprefix only in C++ mode (to insert code in DLG class header");\r
- /* MR1 */ } else {\r
- /* MR1 */ a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- /* MR1 */ require(a!=NULL, "rule lprefix: cannot allocate action");\r
- /* MR1 */ strcpy(a, LATEXT(1));\r
- /* MR1 */ list_add(&LexPrefixActions, a);\r
- /* MR1 */ };\r
- /* MR1 */\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd2, 0x80);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-aPred(void)\r
-#else\r
-aPred()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- PredEntry *predEntry=NULL;\r
- char *name=NULL;\r
- Predicate *predExpr=NULL;\r
- char *predLiteral=NULL;\r
- int save_file;\r
- int save_line;\r
- int predExprPresent=0;\r
- zzmatch(111);\r
- \r
- MR_usingPredNames=1; /* will need to use -mrhoist version of genPredTree */\r
- zzCONSUME;\r
-\r
- zzmatch(TokenTerm);\r
- name=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- \r
- /* don't free - referenced in predicates */\r
- \r
- CurPredName=(char *)calloc(1,strlen(name) + 10);\r
- strcat(CurPredName,"#pred ");\r
- strcat(CurPredName,name);\r
- \r
- predEntry=(PredEntry *) hash_get(Pname,name);\r
- if (predEntry != NULL) {\r
- warnFL(eMsg1("#pred %s previously defined - ignored",name),\r
- FileStr[action_file],action_line);\r
- name=NULL;\r
-};\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==Pred) ) {\r
- zzmatch(Pred);\r
- predLiteral=mystrdup(LATEXT(1));\r
- save_line=action_line;\r
- save_file=action_file;\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (setwd3[LA(1)]&0x1) ) {\r
- predExpr = predOrExpr();\r
-\r
- predExprPresent=1;\r
- }\r
- else {\r
- if ( (setwd3[LA(1)]&0x2) ) {\r
- }\r
- else {zzFAIL(1,zzerr10,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- if (predLiteral != NULL && name != NULL) {\r
- \r
- /*\r
- * predExpr may be NULL due to syntax errors\r
- * or simply omitted by the user\r
- */\r
- \r
- predEntry=newPredEntry(name);\r
- predEntry->file=save_file;\r
- predEntry->line=save_line;\r
- predExpr=MR_predFlatten(predExpr);\r
- predEntry->predLiteral=predLiteral;\r
- if (! predExprPresent || predExpr == NULL) {\r
- predExpr=new_pred();\r
- predExpr->expr=predLiteral;\r
- predExpr->source=newActionNode();\r
- predExpr->source->action=predExpr->expr;\r
- predExpr->source->rname=CurPredName;\r
- predExpr->source->line=action_line;\r
- predExpr->source->file=action_file;\r
- predExpr->source->is_predicate=1;\r
- predExpr->k=predicateLookaheadDepth(predExpr->source);\r
- };\r
- predEntry->pred=predExpr;\r
- hash_add(Pname,name,(Entry *)predEntry);\r
- predExpr=NULL;\r
- };\r
- predicate_free(predExpr);\r
- }\r
- else {\r
- if ( (setwd3[LA(1)]&0x4) ) {\r
- save_line=zzline; save_file=CurFile;\r
- predExpr = predOrExpr();\r
-\r
- if (predExpr != NULL && name != NULL) {\r
- predEntry=newPredEntry(name);\r
- predEntry->file=CurFile;\r
- predEntry->line=zzline;\r
- predExpr=MR_predFlatten(predExpr);\r
- predEntry->pred=predExpr;\r
- hash_add(Pname,name,(Entry *)predEntry);\r
- predExpr=NULL;\r
- };\r
- predicate_free(predExpr);\r
- }\r
- else {zzFAIL(1,zzerr11,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==107) ) {\r
- zzmatch(107); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd3[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr12,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- predicate_free(predExpr);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd3, 0x10);\r
- }\r
-}\r
-\r
-Predicate *\r
-#ifdef __USE_PROTOS\r
-predOrExpr(void)\r
-#else\r
-predOrExpr()\r
-#endif\r
-{\r
- Predicate * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(Predicate * ))\r
- zzMake0;\r
- {\r
- Predicate *ORnode;\r
- Predicate *predExpr;\r
- Predicate **tail=NULL;\r
- predExpr = predAndExpr();\r
-\r
- \r
- ORnode=new_pred();\r
- ORnode->expr=PRED_OR_LIST;\r
- if (predExpr != NULL) {\r
- ORnode->down=predExpr;\r
- tail=&predExpr->right;\r
- };\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==112) ) {\r
- zzmatch(112); zzCONSUME;\r
- predExpr = predAndExpr();\r
-\r
- \r
- if (predExpr != NULL) {\r
- *tail=predExpr;\r
- tail=&predExpr->right;\r
- };\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- _retv=ORnode;\r
- ORnode=NULL;\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- predicate_free(ORnode); \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd3, 0x20);\r
- return _retv;\r
- }\r
-}\r
-\r
-Predicate *\r
-#ifdef __USE_PROTOS\r
-predAndExpr(void)\r
-#else\r
-predAndExpr()\r
-#endif\r
-{\r
- Predicate * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(Predicate * ))\r
- zzMake0;\r
- {\r
- Predicate *ANDnode;\r
- Predicate *predExpr;\r
- Predicate **tail=NULL;\r
- predExpr = predPrimary();\r
-\r
- \r
- ANDnode=new_pred();\r
- ANDnode->expr=PRED_AND_LIST;\r
- if (predExpr != NULL) {\r
- ANDnode->down=predExpr;\r
- tail=&predExpr->right;\r
- };\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==113) ) {\r
- zzmatch(113); zzCONSUME;\r
- predExpr = predPrimary();\r
-\r
- \r
- if (predExpr != NULL) {\r
- *tail=predExpr;\r
- tail=&predExpr->right;\r
- };\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- _retv=ANDnode;\r
- ANDnode=NULL;\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- predicate_free(ANDnode); \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd3, 0x40);\r
- return _retv;\r
- }\r
-}\r
-\r
-Predicate *\r
-#ifdef __USE_PROTOS\r
-predPrimary(void)\r
-#else\r
-predPrimary()\r
-#endif\r
-{\r
- Predicate * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(Predicate * ))\r
- zzMake0;\r
- {\r
- \r
- char *name=NULL;\r
- PredEntry *predEntry=NULL;\r
- Predicate *predExpr=NULL;\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- name=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- \r
- predEntry=(PredEntry *) hash_get(Pname,name);\r
- if (predEntry == NULL) {\r
- warnFL(eMsg1("no previously defined #pred with name \"%s\"",name),\r
- FileStr[CurFile],zzline);\r
- name=NULL;\r
- _retv=NULL;\r
- } else {\r
- predExpr=predicate_dup(predEntry->pred);\r
- predExpr->predEntry=predEntry;\r
- _retv=predExpr;\r
- };\r
- }\r
- else {\r
- if ( (LA(1)==114) ) {\r
- zzmatch(114); zzCONSUME;\r
- predExpr = predOrExpr();\r
-\r
- zzmatch(115);\r
- \r
- _retv=predExpr;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103); zzCONSUME;\r
- predExpr = predPrimary();\r
-\r
- \r
- predExpr->inverted=!predExpr->inverted;\r
- _retv=predExpr;\r
- }\r
- else {zzFAIL(1,zzerr13,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- \r
- predicate_free(predExpr);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd3, 0x80);\r
- return _retv;\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-aLexclass(void)\r
-#else\r
-aLexclass()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- zzmatch(116); zzCONSUME;\r
- zzmatch(TokenTerm);\r
- lexclass(mystrdup(LATEXT(1)));\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd4, 0x1);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-error(void)\r
-#else\r
-error()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *t=NULL; ECnode *e; int go=1; TermEntry *p;\r
- zzmatch(117); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- ;\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr14,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- e = newECnode;\r
- require(e!=NULL, "cannot allocate error class node");\r
- e->lexclass = CurrentLexClass;\r
- if ( Tnum( (t=StripQuotes(t)) ) == 0 )\r
- {\r
- if ( hash_get(Texpr, t) != NULL )\r
- warn(eMsg1("errclass name conflicts with regular expression '%s'",t));\r
- e->tok = addTname( t );\r
- set_orel(e->tok, &imag_tokens);\r
- require((p=(TermEntry *)hash_get(Tname, t)) != NULL,\r
- "hash table mechanism is broken");\r
- p->classname = 1; /* entry is errclass name, not token */\r
- list_add(&eclasses, (char *)e);\r
- }\r
- else\r
- {\r
- warn(eMsg1("redefinition of errclass or conflict w/token or tokclass '%s'; ignored",t));\r
- free( (char *)e );\r
- go=0;\r
-}\r
- zzmatch(102); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==NonTerminal) ) {\r
- zzmatch(NonTerminal);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr15,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- if ( go ) list_add(&(e->elist), t);\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (setwd4[LA(1)]&0x2) ) {\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==NonTerminal) ) {\r
- zzmatch(NonTerminal);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( go ) t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr16,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- if ( go ) list_add(&(e->elist), t);\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(98); zzCONSUME;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd4, 0x4);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-tclass(void)\r
-#else\r
-tclass()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *t=NULL; TCnode *e; int go=1,tok,totok; TermEntry *p, *term, *toterm;\r
- char *akaString=NULL; int save_file; int save_line;\r
- char *totext=NULL;\r
- zzmatch(118); zzCONSUME;\r
- zzmatch(TokenTerm);\r
- t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- e = newTCnode;\r
- require(e!=NULL, "cannot allocate token class node");\r
- e->lexclass = CurrentLexClass;\r
- if ( Tnum( t ) == 0 )\r
- {\r
- e->tok = addTname( t );\r
- set_orel(e->tok, &imag_tokens);\r
- set_orel(e->tok, &tokclasses);\r
- require((p=(TermEntry *)hash_get(Tname, t)) != NULL,\r
- "hash table mechanism is broken");\r
- p->classname = 1; /* entry is class name, not token */\r
- p->tclass = e; /* save ptr to this tclass def */\r
- list_add(&tclasses, (char *)e);\r
- }\r
- else\r
- {\r
- warn(eMsg1("redefinition of tokclass or conflict w/token '%s'; ignored",t));\r
- free( (char *)e );\r
- go=0;\r
-}\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==114) ) {\r
- zzmatch(114); zzCONSUME;\r
- zzmatch(QuotedTerm);\r
- akaString=mystrdup(StripQuotes(LATEXT(1)));\r
- /* MR11 */ save_file=CurFile;save_line=zzline;\r
- /* MR23 */\r
- zzCONSUME;\r
-\r
- zzmatch(115); zzCONSUME;\r
- }\r
- else {\r
- if ( (LA(1)==102) ) {\r
- }\r
- else {zzFAIL(1,zzerr17,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- /* MR23 */ if (p!= NULL && akaString != NULL) {\r
- /* MR23 */ if (p->akaString != NULL) {\r
- /* MR23 */ if (strcmp(p->akaString,akaString) != 0) {\r
- /* MR23 */ warnFL(eMsg2("this #tokclass statment conflicts with a previous #tokclass %s(\"%s\") statement",\r
- /* MR23 */ t,p->akaString),\r
- /* MR23 */ FileStr[save_file],save_line);\r
- /* MR23 */ };\r
- /* MR23 */ } else {\r
- /* MR23 */ p->akaString=akaString;\r
- /* MR23 */ };\r
- /* MR23 */ };\r
- /* MR23 */\r
- zzmatch(102); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp2);\r
- int zzcnt=1;\r
- zzMake0;\r
- {\r
- do {\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if ( go ) {\r
- term = (TermEntry *) hash_get(Tname, LATEXT(1));\r
- if ( term==NULL && UserDefdTokens ) {\r
- err("implicit token definition not allowed with #tokdefs");\r
- go = 0;\r
- }\r
- else {t=mystrdup(LATEXT(1)); tok=addTname(LATEXT(1));}\r
- }\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==119) ) {\r
- zzmatch(119); zzCONSUME;\r
- zzmatch(TokenTerm);\r
- if ( go ) {\r
- toterm = (TermEntry *) hash_get(Tname, LATEXT(1));\r
- if ( toterm==NULL && UserDefdTokens ) {\r
- err("implicit token definition not allowed with #tokdefs");\r
- go = 0;\r
- } else {\r
- totext=mystrdup(LATEXT(1)); totok=addTname(LATEXT(1));\r
- }\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd4[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr18,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( go ) {\r
- term = (TermEntry *) hash_get(Texpr, LATEXT(1));\r
- if ( term==NULL && UserDefdTokens ) {\r
- err("implicit token definition not allowed with #tokdefs");\r
- go = 0;\r
- }\r
- else {t=mystrdup(LATEXT(1)); tok=addTexpr(LATEXT(1));}\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr19,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- if ( go ) {\r
- if (totext == NULL) {\r
- list_add(&(e->tlist), t);\r
- } else {\r
- list_add(&(e->tlist),"..");\r
- list_add(&(e->tlist),t);\r
- list_add(&(e->tlist),totext);\r
- }\r
- totext=NULL;\r
- }\r
- zzLOOP(zztasp2);\r
- } while ( (setwd4[LA(1)]&0x10) );\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(98); zzCONSUME;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd4, 0x20);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-token(void)\r
-#else\r
-token()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- char *t=NULL, *e=NULL, *a=NULL; int tnum=0;\r
- char *akaString=NULL; TermEntry *te;int save_file=0,save_line=0;\r
- zzmatch(120);\r
- tokenActionActive=1;\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- t=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==114) ) {\r
- zzmatch(114); zzCONSUME;\r
- zzmatch(QuotedTerm);\r
- akaString=mystrdup(StripQuotes(LATEXT(1)));\r
- /* MR11 */ save_file=CurFile;save_line=zzline;\r
- /* MR11 */\r
- zzCONSUME;\r
-\r
- zzmatch(115); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd4[LA(1)]&0x40) ) {\r
- }\r
- else {zzFAIL(1,zzerr20,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==121) ) {\r
- zzmatch(121); zzCONSUME;\r
- zzmatch(122);\r
- tnum = atoi(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd4[LA(1)]&0x80) ) {\r
- }\r
- else {zzFAIL(1,zzerr21,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd5[LA(1)]&0x1) ) {\r
- }\r
- else {zzFAIL(1,zzerr22,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- e=mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd5[LA(1)]&0x2) ) {\r
- }\r
- else {zzFAIL(1,zzerr23,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==Action) ) {\r
- zzmatch(Action);\r
- \r
- a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule token: cannot allocate action");\r
- strcpy(a, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd5[LA(1)]&0x4) ) {\r
- }\r
- else {zzFAIL(1,zzerr24,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==107) ) {\r
- zzmatch(107); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd5[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr25,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- chkToken(t, e, a, tnum);\r
- if (t != NULL) {\r
- te=(TermEntry *)hash_get(Tname,t);\r
- if (te != NULL && akaString != NULL) {\r
- if (te->akaString != NULL) {\r
- if (strcmp(te->akaString,akaString) != 0) {\r
- warnFL(eMsg2("this #token statment conflicts with a previous #token %s(\"%s\") statement",\r
- t,te->akaString),\r
- FileStr[save_file],save_line);\r
- };\r
- } else {\r
- te->akaString=akaString;\r
- };\r
- };\r
- };\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd5, 0x10);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-block(set * toksrefd,set * rulesrefd)\r
-#else\r
-block(toksrefd,rulesrefd)\r
- set *toksrefd;\r
-set *rulesrefd ;\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- \r
- Graph g, b;\r
- set saveblah;\r
- int saveinalt = inAlt;\r
- ExceptionGroup *eg;\r
- * toksrefd = empty;\r
- * rulesrefd = empty;\r
- set_clr(AST_nodes_refd_in_actions);\r
- CurBlockID++;\r
- /* MR23 */ CurBlockID_array[BlkLevel] = CurBlockID;\r
- CurAltNum = 1;\r
- /* MR23 */ CurAltNum_array[BlkLevel] = CurAltNum; \r
- saveblah = attribsRefdFromAction;\r
- attribsRefdFromAction = empty;\r
- alt( toksrefd,rulesrefd );\r
- b = g = zzaArg(zztasp1,1);\r
- \r
- if ( ((Junction *)g.left)->p1->ntype == nAction )\r
- {\r
- ActionNode *actionNode=(ActionNode *)\r
- ( ( (Junction *)g.left) ->p1);\r
- if (!actionNode->is_predicate )\r
- {\r
- actionNode->init_action = TRUE;\r
- /* MR12c */ if (actionNode->noHoist) {\r
- /* MR12c */ errFL("<<nohoist>> appears as init-action - use <<>> <<nohoist>>",\r
- /* MR12c */ FileStr[actionNode->file],actionNode->line);\r
- /* MR12c */ };\r
- }\r
- }\r
- ((Junction *)g.left)->blockid = CurBlockID;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==133) ) {\r
- eg = exception_group();\r
-\r
- \r
- if ( eg!=NULL ) {\r
- /* MR7 ***** eg->altID = makeAltID(CurBlockID,CurAltNum); *****/\r
- /* MR7 ***** CurAltStart->exception_label = eg->altID; *****/\r
- list_add(&CurExGroups, (void *)eg);\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- CurAltNum++;\r
- /* MR23 */ CurAltNum_array[BlkLevel] = CurAltNum;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==123) ) {\r
- zzmatch(123);\r
- inAlt=1;\r
- zzCONSUME;\r
-\r
- alt( toksrefd,rulesrefd );\r
- g = Or(g, zzaArg(zztasp2,2));\r
- \r
- ((Junction *)g.left)->blockid = CurBlockID;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==133) ) {\r
- eg = exception_group();\r
-\r
- \r
- if ( eg!=NULL ) {\r
- /* MR7 ***** eg->altID = makeAltID(CurBlockID,CurAltNum); *****/\r
- /* MR7 ***** CurAltStart->exception_label = eg->altID; *****/\r
- list_add(&CurExGroups, (void *)eg);\r
- }\r
- zzLOOP(zztasp3);\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- CurAltNum++;\r
- /* MR23 */ CurAltNum_array[BlkLevel] = CurAltNum;\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzaArg(zztasp1,0) = b;\r
- attribsRefdFromAction = saveblah; inAlt = saveinalt;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd5, 0x20);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-alt(set * toksrefd,set * rulesrefd)\r
-#else\r
-alt(toksrefd,rulesrefd)\r
- set *toksrefd;\r
-set *rulesrefd ;\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- int n=0; Graph g; int e_num=0, old_not=0; Node *node; set elems, dif;\r
- int first_on_line = 1, use_def_MT_handler = 0;\r
- g.left=NULL; g.right=NULL;\r
- \r
- CurAltStart = NULL;\r
- elems = empty;\r
- inAlt = 1;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==88) ) {\r
- zzmatch(88);\r
- use_def_MT_handler = 1;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd5[LA(1)]&0x40) ) {\r
- }\r
- else {zzFAIL(1,zzerr26,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- ;\r
- while ( (setwd5[LA(1)]&0x80) ) {\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- old_not=0;\r
- if ( (LA(1)==124) ) {\r
- zzmatch(124);\r
- old_not=1;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd6[LA(1)]&0x1) ) {\r
- }\r
- else {zzFAIL(1,zzerr27,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- node = element( old_not, first_on_line, use_def_MT_handler );\r
-\r
- if ( node!=NULL && node->ntype!=nAction ) first_on_line = 0;\r
- \r
- if ( zzaArg(zztasp2,2 ).left!=NULL ) {\r
- g = Cat(g, zzaArg(zztasp2,2));\r
- n++;\r
- if ( node!=NULL ) {\r
- if ( node->ntype!=nAction ) e_num++;\r
- /* record record number of all rule and token refs */\r
- if ( node->ntype==nToken ) {\r
- TokNode *tk = (TokNode *)((Junction *)zzaArg(zztasp2,2 ).left)->p1;\r
- tk->elnum = e_num;\r
- set_orel(e_num, &elems);\r
- }\r
- else if ( node->ntype==nRuleRef ) {\r
- RuleRefNode *rn = (RuleRefNode *)((Junction *)zzaArg(zztasp2,2 ).left)->p1;\r
- rn->elnum = e_num;\r
- set_orel(e_num, rulesrefd);\r
- }\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- if ( n == 0 ) g = emptyAlt();\r
- zzaArg(zztasp1,0) = g;\r
- /* We want to reduce number of LT(i) calls and the number of\r
- * local attribute variables in C++ mode (for moment, later we'll\r
- * do for C also). However, if trees are being built, they\r
- * require most of the attrib variables to create the tree nodes\r
- * with; therefore, we gen a token ptr for each token ref in C++\r
- */\r
- if ( GenCC && !GenAST )\r
- {\r
- /* This now free's the temp set -ATG 5/6/95 */\r
- set temp;\r
- temp = set_and(elems, attribsRefdFromAction);\r
- set_orin( toksrefd, temp);\r
- set_free(temp);\r
-}\r
-else set_orin( toksrefd, elems);\r
-if ( GenCC ) {\r
- dif = set_dif(attribsRefdFromAction, elems);\r
- if ( set_deg(dif)>0 )\r
- err("one or more $i in action(s) refer to non-token elements");\r
- set_free(dif);\r
-}\r
-set_free(elems);\r
-set_free(attribsRefdFromAction);\r
-inAlt = 0;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd6, 0x2);\r
- }\r
-}\r
-\r
-LabelEntry *\r
-#ifdef __USE_PROTOS\r
-element_label(void)\r
-#else\r
-element_label()\r
-#endif\r
-{\r
- LabelEntry * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(LabelEntry * ))\r
- zzMake0;\r
- {\r
- TermEntry *t=NULL; LabelEntry *l=NULL; RuleEntry *r=NULL; char *lab;\r
- zzmatch(LABEL);\r
- lab = mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- \r
- UsedNewStyleLabel = 1;\r
- if ( UsedOldStyleAttrib ) err("cannot mix with new-style labels with old-style $i");\r
- t = (TermEntry *) hash_get(Tname, lab);\r
- if ( t==NULL ) t = (TermEntry *) hash_get(Texpr, lab);\r
- if ( t==NULL ) r = (RuleEntry *) hash_get(Rname, lab);\r
- if ( t!=NULL ) {\r
- err(eMsg1("label definition clashes with token/tokclass definition: '%s'", lab));\r
- _retv = NULL;\r
- }\r
- else if ( r!=NULL ) {\r
- err(eMsg1("label definition clashes with rule definition: '%s'", lab));\r
- _retv = NULL;\r
- }\r
- else {\r
- /* we don't clash with anybody else */\r
- l = (LabelEntry *) hash_get(Elabel, lab);\r
- if ( l==NULL ) { /* ok to add new element label */\r
- l = (LabelEntry *)hash_add(Elabel,\r
- lab,\r
- (Entry *)newLabelEntry(lab));\r
- /* add to list of element labels for this rule */\r
- list_add(&CurElementLabels, (void *)lab);\r
- /* MR7 */ leAdd(l); /* list of labels waiting for exception group definitions */\r
- _retv = l;\r
- }\r
- else {\r
- err(eMsg1("label definitions must be unique per rule: '%s'", lab));\r
- _retv = NULL;\r
-}\r
-}\r
- zzmatch(106); zzCONSUME;\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd6, 0x4);\r
- return _retv;\r
- }\r
-}\r
-\r
-Node *\r
-#ifdef __USE_PROTOS\r
-element(int old_not,int first_on_line,int use_def_MT_handler)\r
-#else\r
-element(old_not,first_on_line,use_def_MT_handler)\r
- int old_not;\r
-int first_on_line;\r
-int use_def_MT_handler ;\r
-#endif\r
-{\r
- Node * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(Node * ))\r
- zzMake0;\r
- {\r
- \r
- Attrib blk;\r
- Predicate *pred = NULL;\r
- int local_use_def_MT_handler=0;\r
- ActionNode *act;\r
- RuleRefNode *rr;\r
- set toksrefd, rulesrefd;\r
- TermEntry *term;\r
- TokNode *p=NULL; RuleRefNode *q; int approx=0;\r
- LabelEntry *label=NULL;\r
- int predMsgDone=0;\r
- int semDepth=0;\r
- int ampersandStyle;\r
- int height; /* MR11 */\r
- int equal_height; /* MR11 */\r
- \r
- char* pFirstSetSymbol = NULL; /* MR21 */\r
- \r
- _retv = NULL;\r
- if ( (setwd6[LA(1)]&0x8) ) {\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==LABEL) ) {\r
- label = element_label();\r
-\r
- }\r
- else {\r
- if ( (setwd6[LA(1)]&0x10) ) {\r
- }\r
- else {zzFAIL(1,zzerr28,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- \r
- term = (TermEntry *) hash_get(Tname, LATEXT(1));\r
- if ( term==NULL && UserDefdTokens ) {\r
- err("implicit token definition not allowed with #tokdefs");\r
- zzaRet.left = zzaRet.right = NULL;\r
- }\r
- else {\r
- zzaRet = buildToken(LATEXT(1));\r
- p=((TokNode *)((Junction *)zzaRet.left)->p1);\r
- term = (TermEntry *) hash_get(Tname, LATEXT(1));\r
- require( term!= NULL, "hash table mechanism is broken");\r
- p->tclass = term->tclass;\r
- p->complement = old_not;\r
- if ( label!=NULL ) {\r
- p->el_label = label->str;\r
- label->elem = (Node *)p;\r
- }\r
- }\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==119) ) {\r
- zzmatch(119); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( p!=NULL ) setUpperRange(p, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if ( p!=NULL ) setUpperRange(p, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr29,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd6[LA(1)]&0x20) ) {\r
- }\r
- else {zzFAIL(1,zzerr30,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- \r
- if ( p!=NULL && (p->upper_range!=0 || p->tclass || old_not) )\r
- list_add(&MetaTokenNodes, (void *)p);\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==125) ) {\r
- zzmatch(125);\r
- if ( p!=NULL ) p->astnode=ASTroot;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd6[LA(1)]&0x40) ) {\r
- if ( p!=NULL ) p->astnode=ASTchild;\r
- }\r
- else {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103);\r
- if ( p!=NULL ) p->astnode=ASTexclude;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr31,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==88) ) {\r
- zzmatch(88);\r
- local_use_def_MT_handler = 1;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd6[LA(1)]&0x80) ) {\r
- }\r
- else {zzFAIL(1,zzerr32,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- \r
- if ( p!=NULL && first_on_line ) {\r
- CurAltStart = (Junction *)zzaRet.left;\r
- altAdd(CurAltStart); /* MR7 */\r
- p->altstart = CurAltStart;\r
- }\r
- if ( p!=NULL )\r
- p->use_def_MT_handler = use_def_MT_handler || local_use_def_MT_handler;\r
- _retv = (Node *)p;\r
- }\r
- else {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- \r
- term = (TermEntry *) hash_get(Texpr, LATEXT(1));\r
- if ( term==NULL && UserDefdTokens ) {\r
- err("implicit token definition not allowed with #tokdefs");\r
- zzaRet.left = zzaRet.right = NULL;\r
- }\r
- else {\r
- zzaRet = buildToken(LATEXT(1)); p=((TokNode *)((Junction *)zzaRet.left)->p1);\r
- p->complement = old_not;\r
- if ( label!=NULL ) {\r
- p->el_label = label->str;\r
- label->elem = (Node *)p;\r
- }\r
- }\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==119) ) {\r
- zzmatch(119); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==QuotedTerm) ) {\r
- zzmatch(QuotedTerm);\r
- if ( p!=NULL ) setUpperRange(p, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- if ( p!=NULL ) setUpperRange(p, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr33,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x1) ) {\r
- }\r
- else {zzFAIL(1,zzerr34,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==125) ) {\r
- zzmatch(125);\r
- if ( p!=NULL ) p->astnode=ASTroot;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x2) ) {\r
- if ( p!=NULL ) p->astnode=ASTchild;\r
- }\r
- else {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103);\r
- if ( p!=NULL ) p->astnode=ASTexclude;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr35,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==88) ) {\r
- zzmatch(88);\r
- local_use_def_MT_handler = 1;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x4) ) {\r
- }\r
- else {zzFAIL(1,zzerr36,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- \r
- if ( p!=NULL && (p->upper_range!=0 || p->tclass || old_not) )\r
- list_add(&MetaTokenNodes, (void *)p);\r
- \r
- if ( first_on_line ) {\r
- CurAltStart = (Junction *)zzaRet.left;\r
- altAdd(CurAltStart); /* MR7 */\r
- p->altstart = CurAltStart;\r
- }\r
- if ( p!=NULL )\r
- p->use_def_MT_handler = use_def_MT_handler || local_use_def_MT_handler;\r
- _retv = (Node *)p;\r
- }\r
- else {\r
- if ( (LA(1)==WildCard) ) {\r
- if ( old_not ) warn("~ WILDCARD is an undefined operation (implies 'nothing')");\r
- zzmatch(WildCard);\r
- zzaRet = buildWildCard(LATEXT(1)); p=((TokNode *)((Junction *)zzaRet.left)->p1);\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==125) ) {\r
- zzmatch(125);\r
- p->astnode=ASTroot;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x8) ) {\r
- p->astnode=ASTchild;\r
- }\r
- else {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103);\r
- p->astnode=ASTexclude;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr37,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- list_add(&MetaTokenNodes, (void *)p);\r
- \r
- if ( first_on_line ) {\r
- CurAltStart = (Junction *)zzaRet.left;\r
- altAdd(CurAltStart); /* MR7 */\r
- p->altstart = CurAltStart;\r
- if ( label!=NULL ) {\r
- p->el_label = label->str;\r
- label->elem = (Node *)p;\r
- }\r
- }\r
- _retv = (Node *)p;\r
- }\r
- else {\r
- if ( (LA(1)==NonTerminal) ) {\r
- if ( old_not ) warn("~ NONTERMINAL is an undefined operation");\r
- zzmatch(NonTerminal);\r
- zzaRet = buildRuleRef(LATEXT(1));\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==103) ) {\r
- zzmatch(103);\r
- q = (RuleRefNode *) ((Junction *)zzaRet.left)->p1;\r
- q->astnode=ASTexclude;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x10) ) {\r
- }\r
- else {zzFAIL(1,zzerr38,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (setwd7[LA(1)]&0x20) ) {\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==104) ) {\r
- zzmatch(104); zzCONSUME;\r
- }\r
- else {\r
- if ( (LA(1)==PassAction) ) {\r
- }\r
- else {zzFAIL(1,zzerr39,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- zzmatch(PassAction);\r
- addParm(((Junction *)zzaRet.left)->p1, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x40) ) {\r
- }\r
- else {zzFAIL(1,zzerr40,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- rr=(RuleRefNode *) ((Junction *)zzaRet.left)->p1;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- char *a;\r
- if ( (LA(1)==105) ) {\r
- zzmatch(105); zzCONSUME;\r
- zzmatch(PassAction);\r
- \r
- a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule element: cannot allocate assignment");\r
- strcpy(a, LATEXT(1));\r
- rr->assign = a;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd7[LA(1)]&0x80) ) {\r
- }\r
- else {zzFAIL(1,zzerr41,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- \r
- if ( label!=NULL ) {\r
- rr->el_label = label->str;\r
- label->elem = (Node *)rr;\r
- }\r
- if ( first_on_line ) {\r
- CurAltStart = (Junction *)zzaRet.left;\r
- altAdd(CurAltStart); /* MR7 */\r
- ((RuleRefNode *)((Junction *)zzaRet.left)->p1)->altstart = CurAltStart;\r
- }\r
- _retv = (Node *)rr;\r
- }\r
- else {zzFAIL(1,zzerr42,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==Action) ) {\r
- if ( old_not ) warn("~ ACTION is an undefined operation");\r
- zzmatch(Action);\r
- zzaArg(zztasp1,0) = buildAction(LATEXT(1),action_file,action_line, 0);\r
- zzCONSUME;\r
-\r
- if ( first_on_line ) { /* MR7 */\r
- CurAltStart = (Junction *)zzaArg(zztasp1,0 ).left; /* MR7 */\r
- altAdd(CurAltStart); /* MR7 */\r
- };\r
- _retv = (Node *) ((Junction *)zzaArg(zztasp1,0 ).left)->p1;\r
- }\r
- else {\r
- if ( (LA(1)==Pred) ) {\r
- if ( old_not ) warn("~ SEMANTIC-PREDICATE is an undefined operation");\r
- zzmatch(Pred);\r
- zzaArg(zztasp1,0) = buildAction(LATEXT(1),action_file,action_line, 1);\r
- zzCONSUME;\r
-\r
- act = (ActionNode *) ((Junction *)zzaArg(zztasp1,0 ).left)->p1;\r
- if (numericActionLabel) { /* MR10 */\r
- list_add(&NumericPredLabels,act); /* MR10 */\r
- numericActionLabel=0; /* MR10 */\r
- }; /* MR10 */\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- char *a;\r
- if ( (LA(1)==PassAction) ) {\r
- zzmatch(PassAction);\r
- \r
- a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule element: cannot allocate predicate fail action");\r
- strcpy(a, LATEXT(1));\r
- act->pred_fail = a;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x1) ) {\r
- }\r
- else {zzFAIL(1,zzerr43,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- if ( first_on_line ) { /* MR7 */\r
- CurAltStart = (Junction *)zzaArg(zztasp1,0 ).left; /* MR7 */\r
- altAdd(CurAltStart); /* MR7 */\r
- };\r
- _retv = (Node *)act;\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x2) ) {\r
- if ( old_not ) warn("~ BLOCK is an undefined operation");\r
- BlkLevel++;\r
- if (BlkLevel >= MAX_BLK_LEVEL) fatal("Blocks nested too deeply");\r
- /* MR23 */ CurBlockID_array[BlkLevel] = CurBlockID;\r
- /* MR23 */ CurAltNum_array[BlkLevel] = CurAltNum;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==Pragma) ) {\r
- zzmatch(Pragma); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==126) ) {\r
- zzmatch(126);\r
- approx=LL_k;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==127) ) {\r
- zzmatch(127);\r
- approx = 1;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==128) ) {\r
- zzmatch(128);\r
- approx = 2;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr44,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x4) ) {\r
- }\r
- else {zzFAIL(1,zzerr45,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==FirstSetSymbol) ) {\r
- zzmatch(FirstSetSymbol); zzCONSUME;\r
- zzmatch(114); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==NonTerminal) ) {\r
- zzmatch(NonTerminal);\r
- \r
- /* MR21 */ pFirstSetSymbol = (char *) calloc(strlen(LATEXT(1))+1,\r
- /* MR21 */ sizeof(char));\r
- /* MR21 */ require(pFirstSetSymbol!=NULL,\r
- /* MR21 */ "cannot allocate first set name");\r
- /* MR21 */ strcpy(pFirstSetSymbol, LATEXT(1));\r
- /* MR21 */\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- \r
- /* MR21 */ pFirstSetSymbol = (char *) calloc(strlen(LATEXT(1))+1,\r
- /* MR21 */ sizeof(char));\r
- /* MR21 */ require(pFirstSetSymbol!=NULL,\r
- /* MR21 */ "cannot allocate first set name");\r
- /* MR21 */ strcpy(pFirstSetSymbol, LATEXT(1));\r
- /* MR21 */\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr46,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- zzmatch(115); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr47,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==114) ) {\r
- zzmatch(114); zzCONSUME;\r
- block( &toksrefd,&rulesrefd );\r
- zzmatch(115);\r
- blk = zzaRet = zzaArg(zztasp2,2);\r
- /* MR23 */ CurBlockID_array[BlkLevel] = (-1);\r
- /* MR23 */ CurAltNum_array[BlkLevel] = (-1); \r
- --BlkLevel;\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==129) ) {\r
- zzmatch(129);\r
- zzaRet = makeLoop(zzaRet,approx,pFirstSetSymbol);\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==130) ) {\r
- zzmatch(130);\r
- zzaRet = makePlus(zzaRet,approx,pFirstSetSymbol);\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==131) ) {\r
- zzmatch(131); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (setwd8[LA(1)]&0x10) ) {\r
- {\r
- zzBLOCK(zztasp5);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==132) ) {\r
- zzmatch(132);\r
- ampersandStyle=0;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==113) ) {\r
- zzmatch(113);\r
- ampersandStyle=1;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr48,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp5);\r
- }\r
- }\r
- zzmatch(Pred);\r
- zzaRet = buildAction(LATEXT(1),action_file,action_line,1);\r
- zzCONSUME;\r
-\r
- act = (ActionNode *) ((Junction *)zzaRet.left)->p1;\r
- semDepth=predicateLookaheadDepth(act);\r
- if (numericActionLabel) { /* MR10 */\r
- list_add(&NumericPredLabels,act); /* MR10 */\r
- numericActionLabel=0; /* MR10 */\r
- }; /* MR10 */\r
- {\r
- zzBLOCK(zztasp5);\r
- zzMake0;\r
- {\r
- char *a;\r
- if ( (LA(1)==PassAction) ) {\r
- zzmatch(PassAction);\r
- \r
- a = (char *)calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(a!=NULL, "rule element: cannot allocate predicate fail action");\r
- strcpy(a, LATEXT(1));\r
- act->pred_fail = a;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x20) ) {\r
- }\r
- else {zzFAIL(1,zzerr49,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp5);\r
- }\r
- }\r
- if ( first_on_line) { /* MR7 */\r
- CurAltStart=(Junction *)zzaRet.left; /* MR7 */\r
- altAdd(CurAltStart); /* MR7 */\r
- };\r
- _retv = (Node *)act;\r
- \r
- pred = computePredFromContextGuard(blk,&predMsgDone); /* MR10 */\r
- if ( pred==NULL) { /* MR10 */\r
- if ( !predMsgDone) err("invalid or missing context guard"); /* MR10 */\r
- predMsgDone=1; /* MR10 */\r
- } else { /* MR10 */\r
- act->guardNodes=(Junction *)blk.left; /* MR11 */\r
- pred->expr = act->action;\r
- pred->source = act;\r
- /* MR10 */ pred->ampersandStyle = ampersandStyle; /* 0 means (g)? => ... 1 means (g)? && ... */\r
- /* MR13 */ if (pred->tcontext != NULL) {\r
- /* MR13 */ height=MR_max_height_of_tree(pred->tcontext);\r
- /* MR13 */ equal_height=MR_all_leaves_same_height(pred->tcontext,height);\r
- /* MR13 */ if (! equal_height) {\r
- /* MR13 */ errFL("in guarded predicates all tokens in the guard must be at the same height",\r
- /* MR13 */ FileStr[act->file],act->line);\r
- /* MR13 */ };\r
- /* MR13 */ }\r
- /* MR10 */ if (ampersandStyle) {\r
- /* MR10 */ act->ampersandPred = pred;\r
- /* MR11 */ if (! HoistPredicateContext) {\r
- /* MR11 */ errFL("without \"-prc on\" (guard)? && <<pred>>? ... doesn't make sense",\r
- /* MR11 */ FileStr[act->file],act->line);\r
- /* MR11 */ };\r
- /* MR10 */ } else {\r
- /* MR10 */ act->guardpred = pred;\r
- /* MR10 */ };\r
- /* MR10 */ if (pred->k != semDepth) {\r
- /* MR10 */ warn(eMsgd2("length of guard (%d) does not match the length of semantic predicate (%d)",\r
- /* MR10 */ pred->k,semDepth));\r
- /* MR10 */ };\r
- }\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x40) ) {\r
- zzaRet = makeBlk(zzaRet,approx,pFirstSetSymbol);\r
- FoundGuessBlk = 1;\r
- ((Junction *) ((Junction *)zzaRet.left)->p1)->guess=1;\r
- if ( ! first_on_line ) {\r
- err("(...)? predicate must be first element of production");\r
- }\r
- }\r
- else {zzFAIL(1,zzerr50,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd8[LA(1)]&0x80) ) {\r
- zzaRet = makeBlk(zzaRet,approx,pFirstSetSymbol);\r
- }\r
- else {zzFAIL(1,zzerr51,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- \r
- if ( pred==NULL && !predMsgDone) { /* MR10 */\r
- ((Junction *)((Junction *)zzaRet.left)->p1)->blockid = CurBlockID;\r
- ((Junction *)((Junction *)zzaRet.left)->p1)->tokrefs = toksrefd;\r
- ((Junction *)((Junction *)zzaRet.left)->p1)->rulerefs = rulesrefd;\r
- if ( first_on_line ) { /* MR7 */\r
- CurAltStart = (Junction *)((Junction *)((Junction *)zzaRet.left)->p1); /* MR7 */\r
- altAdd(CurAltStart); /* MR7 */\r
- }; /* MR7 */\r
- _retv = (Node *) ((Junction *)zzaRet.left)->p1;\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==102) ) {\r
- zzmatch(102); zzCONSUME;\r
- block( &toksrefd,&rulesrefd );\r
- zzaRet = makeOpt(zzaArg(zztasp2,2),approx,pFirstSetSymbol);\r
- /* MR23 */ CurBlockID_array[BlkLevel] = (-1);\r
- /* MR23 */ CurAltNum_array[BlkLevel] = (-1); \r
- --BlkLevel;\r
- zzmatch(98);\r
- \r
- ((Junction *)((Junction *)zzaRet.left)->p1)->blockid = CurBlockID;\r
- ((Junction *)((Junction *)zzaRet.left)->p1)->tokrefs = toksrefd;\r
- ((Junction *)((Junction *)zzaRet.left)->p1)->rulerefs = rulesrefd;\r
- zzCONSUME;\r
-\r
- if ( first_on_line ) { /* MR7 */\r
- CurAltStart = (Junction *) ((Junction *)((Junction *)zzaRet.left)->p1); /* MR7 */\r
- altAdd(CurAltStart); /* MR7 */\r
- };\r
- _retv = (Node *) ((Junction *)zzaRet.left)->p1;\r
- }\r
- else {zzFAIL(1,zzerr52,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==129) ) {\r
- zzmatch(129);\r
- warn("don't you want a ')' with that '*'?"); CannotContinue=TRUE;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==130) ) {\r
- zzmatch(130);\r
- warn("don't you want a ')' with that '+'?"); CannotContinue=TRUE;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==105) ) {\r
- zzmatch(105);\r
- warn("'>' can only appear after a nonterminal"); CannotContinue=TRUE;\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==PassAction) ) {\r
- zzmatch(PassAction);\r
- warn("[...] out of context 'rule > [...]'");\r
- CannotContinue=TRUE;\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr53,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- }\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd9, 0x1);\r
- return _retv;\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-default_exception_handler(void)\r
-#else\r
-default_exception_handler()\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- DefaultExGroup = exception_group();\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd9, 0x2);\r
- }\r
-}\r
-\r
-ExceptionGroup *\r
-#ifdef __USE_PROTOS\r
-exception_group(void)\r
-#else\r
-exception_group()\r
-#endif\r
-{\r
- ExceptionGroup * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(ExceptionGroup * ))\r
- zzMake0;\r
- {\r
- ExceptionHandler *h; LabelEntry *label=NULL; /* MR6 */\r
- FoundException = 1; FoundExceptionGroup = 1;\r
- zzmatch(133);\r
- _retv = (ExceptionGroup *)calloc(1, sizeof(ExceptionGroup));\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- char *p;\r
- if ( (LA(1)==PassAction) ) {\r
- zzmatch(PassAction);\r
- \r
- p = LATEXT(1)+1;\r
- p[strlen(p)-1] = '\0'; /* kill trailing space */\r
- label = (LabelEntry *) hash_get(Elabel, LATEXT(1)+1);\r
- if ( label==NULL )\r
- {\r
- err(eMsg1("unknown label in exception handler: '%s'", LATEXT(1)+1));\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd9[LA(1)]&0x4) ) {\r
- }\r
- else {zzFAIL(1,zzerr54,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==135) ) {\r
- h = exception_handler();\r
-\r
- list_add(&(_retv->handlers), (void *)h);\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==134) ) {\r
- zzmatch(134); zzCONSUME;\r
- zzmatch(106); zzCONSUME;\r
- zzmatch(Action);\r
- {\r
- ExceptionHandler *eh = (ExceptionHandler *)\r
- calloc(1, sizeof(ExceptionHandler));\r
- char *a = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(eh!=NULL, "exception: cannot allocate handler");\r
- require(a!=NULL, "exception: cannot allocate action");\r
- strcpy(a, LATEXT(1));\r
- eh->action = a;\r
- eh->signalname = (char *) calloc(strlen("default")+1, sizeof(char));\r
- require(eh->signalname!=NULL, "exception: cannot allocate sig name");\r
- strcpy(eh->signalname, "default");\r
- list_add(&(_retv->handlers), (void *)eh);\r
- }\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd9[LA(1)]&0x8) ) {\r
- }\r
- else {zzFAIL(1,zzerr55,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- if ( label!=NULL ) {\r
- /* Record ex group in sym tab for this label */\r
- if ( label->ex_group!=NULL ) {\r
- err(eMsg1("duplicate exception handler for label '%s'",label->str));\r
- } else {\r
- label->ex_group = _retv;\r
- /* Label the exception group itself */\r
- _retv->label = label->str;\r
- /* Make the labelled element pt to the exception also */\r
- /* MR6 */ if (label->elem == NULL) {\r
- /* MR6 */ err(eMsg1("reference in exception handler to undefined label '%s'",label->str));\r
- /* MR6 */ } else {\r
- switch ( label->elem->ntype ) {\r
- case nRuleRef :\r
- {\r
- RuleRefNode *r = (RuleRefNode *)label->elem;\r
- r->ex_group = _retv;\r
- break;\r
- }\r
- case nToken :\r
- {\r
- TokNode *t = (TokNode *)label->elem;\r
- t->ex_group = _retv;\r
- break;\r
- }\r
- } /* end switch */\r
- /* MR6 */ }; /* end test on label->elem */\r
- } /* end test on label->ex_group */\r
- \r
- } /* end test on exception label */\r
- \r
-/* MR7 */\r
- /* MR7 */ if (BlkLevel == 1 && label == NULL) {\r
- /* MR7 */ _retv->forRule=1;\r
- /* MR7 */ } else if (label == NULL) {\r
- /* MR7 */ _retv->altID = makeAltID(CurBlockID_array[BlkLevel], CurAltNum_array[BlkLevel]);\r
- /* MR7 */ egAdd(_retv);\r
- /* MR7 */ } else {\r
- /* MR7 */ _retv->labelEntry=label;\r
- /* MR7 */ };\r
- /* MR7 */\r
- /* MR7 */ /* You may want to remove this exc from the rule list */\r
- /* MR7 */ /* and handle at the labeled element site. */\r
- /* MR7 */\r
- /* MR7 */ if (label != NULL) {\r
- /* MR7 */ _retv = NULL;\r
- /* MR7 */ };\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd9, 0x10);\r
- return _retv;\r
- }\r
-}\r
-\r
-ExceptionHandler *\r
-#ifdef __USE_PROTOS\r
-exception_handler(void)\r
-#else\r
-exception_handler()\r
-#endif\r
-{\r
- ExceptionHandler * _retv;\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- PCCTS_PURIFY(_retv,sizeof(ExceptionHandler * ))\r
- zzMake0;\r
- {\r
- ;\r
- zzmatch(135);\r
- \r
- _retv = (ExceptionHandler *)calloc(1, sizeof(ExceptionHandler));\r
- require(_retv!=NULL, "exception: cannot allocate handler");\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==NonTerminal) ) {\r
- zzmatch(NonTerminal);\r
- \r
- _retv->signalname = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(_retv->signalname!=NULL, "exception: cannot allocate sig name");\r
- strcpy(_retv->signalname, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (LA(1)==TokenTerm) ) {\r
- zzmatch(TokenTerm);\r
- \r
- _retv->signalname = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(_retv->signalname!=NULL, "exception: cannot allocate sig name");\r
- strcpy(_retv->signalname, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {zzFAIL(1,zzerr56,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(106); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- _retv->action = NULL;\r
- if ( (LA(1)==Action) ) {\r
- zzmatch(Action);\r
- \r
- _retv->action = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));\r
- require(_retv->action!=NULL, "exception: cannot allocate action");\r
- strcpy(_retv->action, LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd9[LA(1)]&0x20) ) {\r
- }\r
- else {zzFAIL(1,zzerr57,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzEXIT(zztasp1);\r
- return _retv;\r
-fail:\r
- zzEXIT(zztasp1);\r
- CannotContinue=TRUE; \r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd9, 0x40);\r
- return _retv;\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-enum_file(char * fname)\r
-#else\r
-enum_file(fname)\r
- char *fname ;\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- if ( (setwd9[LA(1)]&0x80) ) {\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==143) ) {\r
- zzmatch(143); zzCONSUME;\r
- zzmatch(ID); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==149) ) {\r
- zzmatch(149); zzCONSUME;\r
- zzmatch(ID); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x1) ) {\r
- }\r
- else {zzFAIL(1,zzerr58,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x2) ) {\r
- }\r
- else {zzFAIL(1,zzerr59,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==151) ) {\r
- {\r
- zzBLOCK(zztasp3);\r
- int zzcnt=1;\r
- zzMake0;\r
- {\r
- do {\r
- enum_def( fname );\r
- zzLOOP(zztasp3);\r
- } while ( (LA(1)==151) );\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==149) ) {\r
- defines( fname );\r
- }\r
- else {zzFAIL(1,zzerr60,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==Eof) ) {\r
- }\r
- else {zzFAIL(1,zzerr61,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd10, 0x4);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-defines(char * fname)\r
-#else\r
-defines(fname)\r
- char *fname ;\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- int v; int maxt=(-1); char *t;\r
- {\r
- zzBLOCK(zztasp2);\r
- int zzcnt=1;\r
- zzMake0;\r
- {\r
- do {\r
- zzmatch(149); zzCONSUME;\r
- zzmatch(ID);\r
- t = mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- zzmatch(INT);\r
- \r
- v = atoi(LATEXT(1));\r
- /* fprintf(stderr, "#token %s=%d\n", t, v);*/\r
- \r
- /* MR2 Andreas Magnusson (Andreas.Magnusson@mailbox.swipnet.se) */\r
- /* MR2 Fix to bug introduced by 1.33MR1 for #tokdefs */\r
- /* MR2 Don't let #tokdefs be confused by */\r
- /* MR2 DLGminToken and DLGmaxToken */\r
- \r
- if ( ! isDLGmaxToken(t)) { /* MR2 */\r
- TokenNum = v;\r
- if ( v>maxt ) maxt=v;\r
- if ( Tnum( t ) == 0 ) {\r
- addForcedTname( t, v );\r
- } else {\r
- warnFL(eMsg1("redefinition of token %s; ignored",t), fname,zzline);\r
- };\r
-};\r
- zzCONSUME;\r
-\r
- zzLOOP(zztasp2);\r
- } while ( (LA(1)==149) );\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- TokenNum = maxt + 1;\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd10, 0x8);\r
- }\r
-}\r
-\r
-void\r
-#ifdef __USE_PROTOS\r
-enum_def(char * fname)\r
-#else\r
-enum_def(fname)\r
- char *fname ;\r
-#endif\r
-{\r
- zzRULE;\r
- zzBLOCK(zztasp1);\r
- zzMake0;\r
- {\r
- int v= 0; int maxt=(-1); char *t;\r
- zzmatch(151); zzCONSUME;\r
- zzmatch(ID); zzCONSUME;\r
- zzmatch(152); zzCONSUME;\r
- zzmatch(ID);\r
- t = mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==153) ) {\r
- zzmatch(153); zzCONSUME;\r
- zzmatch(INT);\r
- v=atoi(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x10) ) {\r
- v++;\r
- }\r
- else {zzFAIL(1,zzerr62,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- \r
- /* fprintf(stderr, "#token %s=%d\n", t, v);*/\r
- TokenNum = v;\r
- if ( v>maxt ) maxt=v; /* MR3 */\r
- if ( Tnum( t ) == 0 ) addForcedTname( t, v );\r
- else {\r
- warnFL(eMsg1("redefinition of token %s; ignored",t), fname,zzline);\r
- }\r
- {\r
- zzBLOCK(zztasp2);\r
- zzMake0;\r
- {\r
- while ( (LA(1)==154) ) {\r
- zzmatch(154); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp3);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==ID)&&(isDLGmaxToken(LATEXT(1))) ) {\r
- if (!(isDLGmaxToken(LATEXT(1))) ) {zzfailed_pred(" isDLGmaxToken(LATEXT(1))",0 /* report */, { 0; /* no user action */ } );}\r
- zzmatch(ID); zzCONSUME;\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==153) ) {\r
- zzmatch(153); zzCONSUME;\r
- zzmatch(INT); zzCONSUME;\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x20) ) {\r
- }\r
- else {zzFAIL(1,zzerr63,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- }\r
- else {\r
- if ( (LA(1)==ID) ) {\r
- zzmatch(ID);\r
- t = mystrdup(LATEXT(1));\r
- zzCONSUME;\r
-\r
- {\r
- zzBLOCK(zztasp4);\r
- zzMake0;\r
- {\r
- if ( (LA(1)==153) ) {\r
- zzmatch(153); zzCONSUME;\r
- zzmatch(INT);\r
- v=atoi(LATEXT(1));\r
- zzCONSUME;\r
-\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x40) ) {\r
- v++;\r
- }\r
- else {zzFAIL(1,zzerr64,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- zzEXIT(zztasp4);\r
- }\r
- }\r
- \r
- /* fprintf(stderr, "#token %s=%d\n", t, v);*/\r
- TokenNum = v;\r
- if ( v>maxt ) maxt=v; /* MR3 */\r
- if ( Tnum( t ) == 0 ) addForcedTname( t, v );\r
- else {\r
- warnFL(eMsg1("redefinition of token %s; ignored",t), fname,zzline);\r
- }\r
- }\r
- else {\r
- if ( (setwd10[LA(1)]&0x80) ) {\r
- }\r
- else {zzFAIL(1,zzerr65,&zzMissSet,&zzMissText,&zzBadTok,&zzBadText,&zzErrk); goto fail;}\r
- }\r
- }\r
- zzEXIT(zztasp3);\r
- }\r
- }\r
- zzLOOP(zztasp2);\r
- }\r
- zzEXIT(zztasp2);\r
- }\r
- }\r
- zzmatch(155); zzCONSUME;\r
- zzmatch(156);\r
- TokenNum = maxt + 1;\r
- zzCONSUME;\r
-\r
- zzEXIT(zztasp1);\r
- return;\r
-fail:\r
- zzEXIT(zztasp1);\r
- zzsyn(zzMissText, zzBadTok, (ANTLRChar *)"", zzMissSet, zzMissTok, zzErrk, zzBadText);\r
- zzresynch(setwd11, 0x1);\r
- }\r
-}\r
-\r
-\r
-/* MR2 Andreas Magnusson (Andreas.Magnusson@mailbox.swipnet.se) */\r
-/* MR2 Fix to bug introduced by 1.33MR1 for #tokdefs */\r
-/* MR2 Don't let #tokdefs be confused by */\r
-/* MR2 DLGminToken and DLGmaxToken */\r
-\r
-/* semantic check on DLGminToken and DLGmaxmaxToken in #tokdefs */\r
-\r
-#ifdef __USE_PROTOS\r
-static int isDLGmaxToken(char *Token)\r
-#else\r
-static int isDLGmaxToken(Token)\r
-char * Token;\r
-#endif\r
-{\r
-static char checkStr1[] = "DLGmaxToken";\r
-static char checkStr2[] = "DLGminToken";\r
-\r
- if (strcmp(Token, checkStr1) == 0)\r
-return 1;\r
-else if (strcmp(Token, checkStr2) == 0)\r
-return 1;\r
-else\r
-return 0;\r
-}\r
-\r
-/* semantics of #token */\r
-static void\r
-#ifdef __USE_PROTOS\r
-chkToken(char *t, char *e, char *a, int tnum)\r
-#else\r
-chkToken(t,e,a,tnum)\r
-char *t, *e, *a;\r
-int tnum;\r
-#endif\r
-{\r
-TermEntry *p;\r
-\r
- /* check to see that they don't try to redefine a token as a token class */\r
-if ( t!=NULL ) {\r
-p = (TermEntry *) hash_get(Tname, t);\r
-if ( p!=NULL && p->classname ) {\r
- err(eMsg1("redefinition of #tokclass '%s' to #token not allowed; ignored",t));\r
- if ( a!=NULL ) free((char *)a);\r
- return;\r
-}\r
-}\r
-\r
- if ( t==NULL && e==NULL ) { /* none found */\r
-err("#token requires at least token name or rexpr");\r
-}\r
-else if ( t!=NULL && e!=NULL ) { /* both found */\r
-if ( UserDefdTokens ) { /* if #tokdefs, must not define new */\r
- p = (TermEntry *) hash_get(Tname, t);\r
- if ( p == NULL) {\r
- err(eMsg1("new token definition '%s' not allowed - only #token with name already defined by #tokdefs file allowed",t));\r
- return;\r
- };\r
-}\r
-Tklink(t, e);\r
-if ( a!=NULL ) {\r
- if ( hasAction(e) ) {\r
- err(eMsg1("redefinition of action for %s; ignored",e));\r
- }\r
- else setHasAction(e, a);\r
-}\r
-}\r
-else if ( t!=NULL ) { /* only one found */\r
-if ( UserDefdTokens ) {\r
- p = (TermEntry *) hash_get(Tname, t);\r
- if (p == NULL) {\r
- err(eMsg1("new token definition '%s' not allowed - only #token with name already defined by #tokdefs file allowed",t));\r
- };\r
- return;\r
-}\r
-if ( Tnum( t ) == 0 ) addTname( t );\r
-else {\r
- err(eMsg1("redefinition of token %s; ignored",t));\r
-}\r
-if ( a!=NULL ) {\r
- err(eMsg1("action cannot be attached to a token name (%s); ignored",t));\r
- free((char *)a);\r
-}\r
-}\r
-else if ( e!=NULL ) {\r
-if ( Tnum( e ) == 0 ) addTexpr( e );\r
-else {\r
- if ( hasAction(e) ) {\r
- err(eMsg1("redefinition of action for expr %s; ignored",e));\r
- }\r
- else if ( a==NULL ) {\r
- err(eMsg1("redefinition of expr %s; ignored",e));\r
- }\r
-}\r
-if ( a!=NULL ) setHasAction(e, a);\r
-}\r
-\r
- /* if a token type number was specified, then add the token ID and 'tnum'\r
-* pair to the ForcedTokens list. (only applies if an id was given)\r
-*/\r
-if ( t!=NULL && tnum>0 )\r
-{\r
-if ( set_el(tnum, reserved_positions) )\r
-{\r
- err(eMsgd("a token has already been forced to token number %d; ignored", tnum));\r
-}\r
-else\r
-{\r
- list_add(&ForcedTokens, newForcedToken(t,tnum));\r
- set_orel(tnum, &reserved_positions);\r
-}\r
-}\r
-}\r
-\r
-static int\r
-#ifdef __USE_PROTOS\r
-match_token(char *s, char **nxt)\r
-#else\r
-match_token(s,nxt)\r
-char *s;\r
-char **nxt;\r
-#endif\r
-{\r
- if ( !(*s>='A' && *s<='Z') ) return 0;\r
- s++;\r
- while ( (*s>='a' && *s<='z') ||\r
- (*s>='A' && *s<='Z') ||\r
- (*s>='0' && *s<='9') ||\r
- *s=='_' )\r
- {\r
- s++;\r
- }\r
- if ( *s!=' ' && *s!='}' ) return 0;\r
- *nxt = s;\r
- return 1;\r
-}\r
-\r
-static int\r
-#ifdef __USE_PROTOS\r
-match_rexpr(char *s, char **nxt)\r
-#else\r
-match_rexpr(s,nxt)\r
-char *s;\r
-char **nxt;\r
-#endif\r
-{\r
- if ( *s!='"' ) return 0;\r
- s++;\r
- while ( *s!='"' )\r
- {\r
- if ( *s=='\n' || *s=='\r' ) /* MR13 */\r
- warn("eoln found in regular expression");\r
- if ( *s=='\\' ) s++;\r
- s++;\r
- }\r
- *nxt = s+1;\r
- return 1;\r
-}\r
-\r
-/*\r
-* Walk a string "{ A .. Z }" where A..Z is a space separated list\r
-* of token references (either labels or reg exprs). Return a\r
-* string "inlineX_set" for some unique integer X. Basically,\r
-* we pretend as if we had seen "#tokclass inlineX { A .. Z }"\r
-* on the input stream outside of an action.\r
-*/\r
-char *\r
-#ifdef __USE_PROTOS\r
-inline_set(char *s)\r
-#else\r
-inline_set(s)\r
-char *s;\r
-#endif\r
-{\r
- char *nxt;\r
- fprintf(stderr, "found consumeUntil( {...} )\n");\r
- while ( *s==' ' || *s=='\t' || *s=='\n' || *s=='\r' ) {s++;}\r
- if ( *s!='{' )\r
- {\r
- err("malformed consumeUntil( {...} ); missing '{'");\r
- return "bad_set";\r
- }\r
- s++;\r
- while ( *s==' ' || *s=='\t' || *s=='\n' || *s=='\r' ) {s++;}\r
- while ( *s!='}' )\r
- {\r
- if ( match_token(s,&nxt) ) fprintf(stderr, "found token %s\n", s);\r
- else if ( match_rexpr(s,&nxt) ) fprintf(stderr, "found rexpr %s\n", s);\r
- else {\r
- err("invalid element in consumeUntil( {...} )");\r
- return "bad_set";\r
- }\r
- s = nxt;\r
- while ( *s==' ' || *s=='\t' || *s=='\n' || *s=='\r' ) {s++;}\r
- }\r
- return "inlineX_set";\r
-}\r
-\r
-/* ANTLR-specific syntax error message generator\r
-* (define USER_ZZSYN when compiling so don't get 2 definitions)\r
-*/\r
-void\r
-#ifdef __USE_PROTOS\r
-zzsyn(char *text, int tok, char *egroup, SetWordType *eset, int etok,\r
-int k, char *bad_text)\r
-#else\r
-zzsyn(text, tok, egroup, eset, etok, k, bad_text)\r
-char *text, *egroup, *bad_text;\r
-int tok;\r
-int etok;\r
-int k;\r
-SetWordType *eset;\r
-#endif\r
-{\r
-fprintf(stderr, ErrHdr, FileStr[CurFile]!=NULL?FileStr[CurFile]:"stdin", zzline);\r
-fprintf(stderr, " syntax error at \"%s\"", (tok==zzEOF_TOKEN)?"EOF":text);\r
-if ( !etok && !eset ) {fprintf(stderr, "\n"); return;}\r
-if ( k==1 ) fprintf(stderr, " missing");\r
-else\r
-{\r
-fprintf(stderr, "; \"%s\" not", bad_text);\r
-if ( zzset_deg(eset)>1 ) fprintf(stderr, " in");\r
-}\r
-if ( zzset_deg(eset)>0 ) zzedecode(eset);\r
-else fprintf(stderr, " %s", zztokens[etok]);\r
-if ( strlen(egroup) > (size_t)0 ) fprintf(stderr, " in %s", egroup);\r
-fprintf(stderr, "\n");\r
-}\r
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