diff options
Diffstat (limited to 'BaseTools/Source/C/VfrCompile/Pccts/antlr/main.c')
| -rw-r--r-- | BaseTools/Source/C/VfrCompile/Pccts/antlr/main.c | 1747 |
1 files changed, 0 insertions, 1747 deletions
diff --git a/BaseTools/Source/C/VfrCompile/Pccts/antlr/main.c b/BaseTools/Source/C/VfrCompile/Pccts/antlr/main.c deleted file mode 100644 index 051ee4ec5d..0000000000 --- a/BaseTools/Source/C/VfrCompile/Pccts/antlr/main.c +++ /dev/null @@ -1,1747 +0,0 @@ -/*
- * main.c -- main program for PCCTS ANTLR.
- *
- * 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
- * 1989-2001
- */
-
-/* To set a breakpoint just before exit look for "cleanUp". */
-/* To set a breakpoint for fatal error look for "fatal_intern" */
-
-#include <stdio.h>
-
-#include "pcctscfg.h"
-#include "stdpccts.h"
-
-#define MAX_INT_STACK 50
-static int istack[MAX_INT_STACK]; /* Int stack */
-static int isp = MAX_INT_STACK;
-
-static int DontAcceptFiles = 0; /* if stdin, don't read files */
-static int DontAcceptStdin = 0; /* if files seen first, don't accept stdin */
-
-static int tnodes_used_in_guard_predicates_etc; /* MR10 */
-
- /* C m d - L i n e O p t i o n S t r u c t & F u n c s */
-
-typedef struct _Opt {
- char *option;
- int arg;
-#ifdef __cplusplus
- void (*process)(...);
-#else
- void (*process)();
-#endif
- char *descr;
- } Opt;
-
-#ifdef __USE_PROTOS
-extern void ProcessArgs(int, char **, Opt *);
-#else
-extern void ProcessArgs();
-#endif
-
-#ifdef __USE_PROTOS
-int ci_strequ(char *a,char *b)
-#else
-int ci_strequ(a,b)
- char *a;
- char *b;
-#endif
-{
- for ( ;*a != 0 && *b != 0; a++, b++) {
- if (toupper(*a) != toupper(*b)) return 0;
- }
- return (*a == *b);
-}
-
-static void
-#ifdef __USE_PROTOS
-pStdin( void )
-#else
-pStdin( )
-#endif
-{
- if ( DontAcceptStdin )
- {
- warnNoFL("'-' (stdin) ignored as files were specified first");
- return;
- }
-
- require(NumFiles<MaxNumFiles,"exceeded max # of input files");
- FileStr[NumFiles++] = "stdin";
- DontAcceptFiles = 1;
-}
-
-static void
-#ifdef __USE_PROTOS
-pFile( char *s )
-#else
-pFile( s )
-char *s;
-#endif
-{
- if ( *s=='-' ) { warnNoFL( eMsg1("invalid option: '%s'",s) ); return; }
- if ( DontAcceptFiles )
- {
- warnNoFL(eMsg1("file '%s' ignored as '-' (stdin option) was specified first",s));
- return;
- }
-
- require(NumFiles<MaxNumFiles,"exceeded max # of input files");
- FileStr[NumFiles++] = s;
- DontAcceptStdin = 1;
-}
-
-/* MR14
- Allow input to be a file containing a list of files
- Bernard Giroud (b_giroud@decus.ch)
-*/
-
-static void
-#ifdef __USE_PROTOS
-pFileList( char *s, char *t )
-#else
-pFileList( s, t )
-char *s;
-char *t;
-#endif
-{
-#define MaxFLArea 1024
- FILE *fl;
- static char Fn_in_Fl[MaxFLArea] = "";
- char one_fn[MaxFileName];
- char *flp = &Fn_in_Fl[0];
- int fnl, left = MaxFLArea, i;
-
- if ( *t=='-' ) { warnNoFL( eMsg1("invalid option: '%s'",t) ); return; }
- if ( DontAcceptFiles )
- {
- warnNoFL(eMsg1("file '%s' ignored as '-' (stdin option) was specified first",t));
- return;
- }
-
- if ((fl = fopen(t, "r")) == NULL)
- {
- warnNoFL(eMsg1("file '%s' can't be opened", t));
- return;
- }
- for (;;)
- {
- if (fgets(one_fn, 128 - 1, fl) == NULL)
- break;
- fnl = strlen(one_fn);
- require(fnl<=left, "no more room in File List Area");
- /* drop the trailing LF */
- if (one_fn[fnl - 1] == 0x0a) one_fn[fnl - 1] = ' ';
- strcat(Fn_in_Fl, one_fn);
- left = left - fnl;
- require(NumFiles<MaxNumFiles,"exceeded max # of input files");
- FileStr[NumFiles++] = flp;
- flp = flp + fnl;
- }
- fclose(fl);
- for (i=0;i < MaxFLArea;i++) if (Fn_in_Fl[i] == ' ') Fn_in_Fl[i] = '\0';
- DontAcceptStdin = 1;
-}
-
-static void
-#ifdef __USE_PROTOS
-pLLK( char *s, char *t )
-#else
-pLLK( s, t )
-char *s;
-char *t;
-#endif
-{
- LL_k = atoi(t);
- if ( LL_k <= 0 ) {
- warnNoFL("must have at least one token of lookahead (setting to 1)");
- LL_k = 1;
- }
-}
-
-static void
-#ifdef __USE_PROTOS
-pCk( char *s, char *t )
-#else
-pCk( s, t )
-char *s;
-char *t;
-#endif
-{
- CLL_k = atoi(t);
- if ( CLL_k <= 0 ) {
- warnNoFL("must have at least one token of look-ahead (setting to 1)");
- CLL_k = 1;
- }
-}
-
-static void /* MR6 */
-#ifdef __USE_PROTOS
-pTab( char *s, char *t ) /* MR6 */
-#else
-pTab( s, t ) /* MR6 */
-char *s; /* MR6 */
-char *t; /* MR6 */
-#endif
-{ /* MR6 */
- TabWidth = atoi(t); /* MR6 */
- if ( TabWidth < 0 || TabWidth > 8 ) { /* MR6 */
- warnNoFL("tab width must be between 1 and 8"); /* MR6 */
- TabWidth=0; /* MR6 */
- } /* MR6 */
-} /* MR6 */
-
-static int ambAidDepthSpecified=0; /* MR11 */
-
-static void /* MR11 */
-#ifdef __USE_PROTOS
-pAAd( char *s, char *t ) /* MR11 */
-#else
-pAAd( s, t ) /* MR11 */
-char *s; /* MR11 */
-char *t; /* MR11 */
-#endif
-{ /* MR11 */
- ambAidDepthSpecified=1; /* MR11 */
- MR_AmbAidDepth = atoi(t); /* MR11 */
-} /* MR11 */
-
-static void /* MR11 */
-#ifdef __USE_PROTOS
-pTreport( char *s, char *t ) /* MR11 */
-#else
-pTreport( s, t ) /* MR11 */
- char *s; /* MR11 */
- char *t; /* MR11 */
-#endif
-{ /* MR11 */
- TnodesReportThreshold = atoi(t); /* MR11 */
-} /* MR11 */
-
-#ifdef __USE_PROTOS
-void chkGTFlag(void) /* 7-Apr-97 MR1 */
-#else
-void chkGTFlag() /* 7-Apr-97 MR1 */
-#endif
-{
- if ( !GenAST )
- warn("#-variable or other AST item referenced w/o -gt option");
-}
-
-
-#ifdef __USE_PROTOS
-static void pInfo(char *s, char *t) /* MR10 */
-#else
-static void pInfo(s,t) /* MR10 */
- char *s;
- char *t;
-#endif
-{
- char *p;
- int q;
- for (p=t; *p != 0; p++) {
- q=tolower(*p);
- if (q=='t') {
- InfoT=1;
- } else if (q=='p') {
- InfoP=1;
- } else if (q=='m') {
- InfoM=1;
- } else if (q=='o') {
- InfoO=1;
- } else if (q=='0') {
- ; /* nothing */
- } else if (q=='f') {
- InfoF=1;
- } else {
- warnNoFL(eMsgd("unrecognized -info option \"%c\"",(int)*p));
- };
- };
-}
-
-#ifdef __USE_PROTOS
-static void pCGen(void) { CodeGen = FALSE; LexGen = FALSE; }
-static void pLGen(void) { LexGen = FALSE; }
-static void pXTGen(void){ MR_Inhibit_Tokens_h_Gen = TRUE; }
-static void pTGen(void) { TraceGen = TRUE; }
-static void pSGen(void) { GenExprSetsOpt = FALSE; }
-static void pPrt(void) { PrintOut = TRUE; pCGen(); pLGen(); }
-static void pPrtA(void) { PrintOut = TRUE; PrintAnnotate = TRUE; pCGen(); pLGen(); }
-static void pAst(void) { GenAST = TRUE; }
-static void pANSI(void) { GenANSI = TRUE; }
-static void pCr(void) { GenCR = TRUE; }
-static void pNOPURIFY(void) { PURIFY = FALSE; }
-/*static void pCt(void) { warnNoFL("-ct option is now the default"); }*/
-static void pLI(void) { GenLineInfo = TRUE; GenLineInfoMS = FALSE; } /* MR14 */
-static void pLIms(void) { GenLineInfo = TRUE; GenLineInfoMS = TRUE; } /* MR14 */
-static void pFr(char *s, char *t) {RemapFileName = t;}
-static void pFe(char *s, char *t) {ErrFileName = t;}
-static void pFl(char *s, char *t) {DlgFileName = t;}
-static void pFm(char *s, char *t) {ModeFileName = t;}
-static void pFt(char *s, char *t) {DefFileName = t;}
-
-static void pE1(void) { elevel = 1; }
-static void pE2(void) { elevel = 2; }
-static void pE3(void) { elevel = 3; }
-static void pEGen(void) { GenEClasseForRules = 1; }
-static void pDL(void)
- {
- DemandLookahead = 1;
- if ( GenCC ) {
- warnNoFL("-gk does not work currently in C++ mode; -gk turned off");
- DemandLookahead = 0;
- }
- }
-
-static void pAA(char *s,char *t) {MR_AmbAidRule = t;} /* MR11 */
-static void pAAm(char *s){MR_AmbAidMultiple = 1;} /* MR11 */
-static void pGHdr(void) { GenStdPccts = 1; }
-static void pFHdr(char *s, char *t) { stdpccts = t; pGHdr(); }
-static void pW1(void) { WarningLevel = 1; }
-static void pNewAST(void) { NewAST = 1; } /* MR13 */
-static void ptmakeInParser(void) { tmakeInParser = 1; } /* MR23 */
-static void pAlpha(void) { AlphaBetaTrace = 1; } /* MR14 */
-static void pMR_BlkErr(void) { MR_BlkErr = 1; } /* MR21 */
-static void pStdout(void) {UseStdout = 1; } /* MR6 */
-static void pW2(void) { WarningLevel = 2; }
-static void pCC(void) { GenCC = TRUE; }
-#else
-static void pCGen() { CodeGen = FALSE; LexGen = FALSE; }
-static void pLGen() { LexGen = FALSE; }
-static void pXTGen(){ MR_Inhibit_Tokens_h_Gen = TRUE; } /* MR14 */
-static void pTGen() { TraceGen = TRUE; }
-static void pSGen() { GenExprSetsOpt = FALSE; }
-static void pPrt() { PrintOut = TRUE; pCGen(); pLGen(); }
-static void pPrtA() { PrintOut = TRUE; PrintAnnotate = TRUE; pCGen(); pLGen(); }
-static void pAst() { GenAST = TRUE; }
-static void pANSI() { GenANSI = TRUE; }
-static void pCr() { GenCR = TRUE; }
-static void pNOPURIFY() { PURIFY = FALSE; }
-
-/*static void pCt() { warnNoFL("-ct option is now the default"); }*/
-static void pLI() { GenLineInfo = TRUE; GenLineInfoMS = FALSE; } /* MR14 */
-static void pLIms() { GenLineInfo = TRUE; GenLineInfoMS = TRUE; } /* MR14 */
-static void pFr(s,t) char *s, *t; {RemapFileName = t;}
-static void pFe(s,t) char *s, *t; {ErrFileName = t;}
-static void pFl(s,t) char *s, *t; {DlgFileName = t;}
-static void pFm(s,t) char *s, *t; {ModeFileName = t;}
-static void pFt(s,t) char *s, *t; {DefFileName = t;}
-
-static void pE1() { elevel = 1; }
-static void pE2() { elevel = 2; }
-static void pE3() { elevel = 3; }
-static void pEGen() { GenEClasseForRules = 1; }
-static void pDL()
- {
- DemandLookahead = 1;
- if ( GenCC ) {
- warnNoFL("-gk does not work currently in C++ mode; -gk turned off");
- DemandLookahead = 0;
- }
- }
-
-static void pAA(s,t) char *s; char *t; {MR_AmbAidRule = t;} /* MR11 BJS 20-Mar-98 */
-static void pAAm(s) char *s; {MR_AmbAidMultiple = 1;} /* MR11 BJS 20-Mar-98 */
-static void pGHdr() { GenStdPccts = 1; }
-static void pFHdr(s,t) char *s, *t; { stdpccts = t; pGHdr(); }
-static void pW1() { WarningLevel = 1; }
-static void pNewAST() { NewAST = 1; } /* MR13 */
-static void ptmakeInParser() { tmakeInParser = 1; } /* MR23 */
-static void pAlpha() { AlphaBetaTrace = 1; } /* MR14 */
-static void pMR_BlkErr() { MR_BlkErr = 1; } /* MR21 */
-static void pStdout() {UseStdout = 1; } /* MR6 */
-static void pW2() { WarningLevel = 2; }
-static void pCC() { GenCC = TRUE; }
-#endif
-
-static void
-#ifdef __USE_PROTOS
-pPre( char *s, char *t )
-#else
-pPre( s, t )
-char *s;
-char *t;
-#endif
-{
- RulePrefix = t;
-}
-
-static void
-#ifdef __USE_PROTOS
-pOut( char *s, char *t )
-#else
-pOut( s, t )
-char *s;
-char *t;
-#endif
-{
- OutputDirectory = t;
-}
-
-static void
-#ifdef __USE_PROTOS
-pPred( void )
-#else
-pPred( )
-#endif
-{
- warnNoFL("-pr is no longer used (predicates employed if present); see -prc, -mrhoist, -mrhoistk");
-/*
-** if ( DemandLookahead )
-** warnNoFL("-gk conflicts with -pr; -gk turned off");
-** DemandLookahead = 0;
-** HoistPredicateContext = 0;
-*/
-}
-
-static void
-#ifdef __USE_PROTOS
-pPredCtx( char *s, char *t )
-#else
-pPredCtx(s,t)
-char *s;
-char *t;
-#endif
-{
- if ( ci_strequ(t,"on")) HoistPredicateContext = 1;
- else if ( ci_strequ(t,"off")) HoistPredicateContext = 0;
- if ( DemandLookahead )
- {
- warnNoFL("-gk incompatible with semantic predicate usage; -gk turned off");
- DemandLookahead = 0;
- }
-}
-
-static void
-#ifdef __USE_PROTOS
-pMRhoist( char *s, char *t )
-#else
-pMRhoist(s,t)
-char *s;
-char *t;
-#endif
-{
- if ( ci_strequ(t,"on")) MRhoisting = 1;
- else if ( ci_strequ(t,"off")==0 ) MRhoisting = 0;
- if (MRhoisting) {
- fprintf(stderr,"Maintenance Release style hoisting enabled for predicates with lookahead depth = 1\n");
- fprintf(stderr," No longer considered experimental\n");
- fprintf(stderr," Can't consider suppression for predicates with lookahead depth > 1\n");
- fprintf(stderr," Implies -prc on but does *not* imply -mrhoistk for k>1 predicates\n");
- fprintf(stderr," This is a reminder, not a warning or error.\n");
- };
-}
-
-static void
-#ifdef __USE_PROTOS
-pMRhoistk( char *s, char *t )
-#else
-pMRhoistk(s,t)
-char *s;
-char *t;
-#endif
-{
- if ( ci_strequ(t,"on")) MRhoistingk = 1;
- else if ( ci_strequ(t,"off")==0 ) MRhoistingk = 0;
- if (MRhoistingk) {
- fprintf(stderr,"EXPERIMENTAL Maintenance Release style hoisting enabled\n");
- fprintf(stderr," Applies to predicates with lookahead depth > 1\n");
- fprintf(stderr," Implies -prc on and -mrhoist on\n");
- };
-}
-
-static void
-#ifdef __USE_PROTOS
-pTRes( char *s, char *t )
-#else
-pTRes( s, t )
-char *s;
-char *t;
-#endif
-{
- TreeResourceLimit = atoi(t);
- if ( TreeResourceLimit <= 0 )
- {
- warnNoFL("analysis resource limit (# of tree nodes) must be greater than 0");
- TreeResourceLimit = -1; /* set to no limit */
- }
-}
-
-Opt options[] = {
-#ifdef __cplusplus
- { "-CC", 0, (void (*)(...)) pCC, "Generate C++ output (default=FALSE)"},
- { "-ck", 1, (void (*)(...)) pCk, "Set compressed lookahead depth; fast approximate lookahead"},
- { "-cr", 0, (void (*)(...)) pCr, "Generate cross reference (default=FALSE)"},
- { "-e1", 0, (void (*)(...)) pE1, "Ambiguities/errors shown in low detail (default)"},
- { "-e2", 0, (void (*)(...)) pE2, "Ambiguities/errors shown in more detail"},
- { "-e3", 0, (void (*)(...)) pE3,
- "Ambiguities for k>1 grammars shown with exact tuples (not lookahead sets)"},
- { "-f", 1, (void (*)(...)) pFileList,"Read names of grammar files from specified file"}, /* MR14 */
- { "-fe", 1, (void (*)(...)) pFe, "Rename err.c"},
- { "-fh", 1, (void (*)(...)) pFHdr, "Rename stdpccts.h header (turns on -gh)"},
- { "-fl", 1, (void (*)(...)) pFl, "Rename lexical output--parser.dlg"},
- { "-fm", 1, (void (*)(...)) pFm, "Rename mode.h"},
- { "-fr", 1, (void (*)(...)) pFr, "Rename remap.h"},
- { "-ft", 1, (void (*)(...)) pFt, "Rename tokens.h"},
- { "-ga", 0, (void (*)(...)) pANSI, "Generate ANSI-compatible code (default=FALSE)"},
- { "-gc", 0, (void (*)(...)) pCGen, "Do not generate output parser code (default=FALSE)"},
- { "-gd", 0, (void (*)(...)) pTGen, "Generate code to trace rule invocation (default=FALSE)"},
- { "-ge", 0, (void (*)(...)) pEGen, "Generate an error class for each non-terminal (default=FALSE)"},
- { "-gh", 0, (void (*)(...)) pGHdr, "Generate stdpccts.h for non-ANTLR-generated-files to include"},
- { "-gk", 0, (void (*)(...)) pDL, "Generate parsers that delay lookahead fetches until needed"},
- { "-gl", 0, (void (*)(...)) pLI, "Generate line info about grammar actions in parser"},
- { "-glms", 0, (void (*)(...)) pLIms,"Like -gl but replace '\\' with '/' in #line filenames for MS C/C++ systems"},
- { "-gp", 1, (void (*)(...)) pPre, "Prefix all generated rule functions with a string"},
- { "-gs", 0, (void (*)(...)) pSGen, "Do not generate sets for token expression lists (default=FALSE)"},
- { "-gt", 0, (void (*)(...)) pAst, "Generate code for Abstract-Syntax-Trees (default=FALSE)"},
- { "-gx", 0, (void (*)(...)) pLGen, "Do not generate lexical (dlg-related) files (default=FALSE)"},
- { "-gxt",0, (void (*)(...)) pXTGen, "Do not generate tokens.h (default=FALSE)"},
- { "-k", 1, (void (*)(...)) pLLK, "Set full LL(k) lookahead depth (default==1)"},
- { "-o", 1, (void (*)(...)) pOut, OutputDirectoryOption},
- { "-p", 0, (void (*)(...)) pPrt, "Print out the grammar w/o actions (default=no)"},
- { "-pa", 0, (void (*)(...)) pPrtA, "Print out the grammar w/o actions & w/FIRST sets (default=no)"},
- { "-pr",0, (void (*)(...)) pPred, "no longer used; predicates employed if present"},
- { "-prc", 1, (void (*)(...)) pPredCtx,"Turn on/off computation of context for hoisted predicates"},
- { "-rl", 1, (void (*)(...)) pTRes, "Limit max # of tree nodes used by grammar analysis"},
- { "-stdout",0, (void (*)(...)) pStdout,"Send grammar.c/grammar.cpp to stdout"}, /* MR6 */
- { "-tab", 1, (void (*)(...)) pTab, "Width of tabs (1 to 8) for grammar.c/grammar.cpp files"}, /* MR6 */
- { "-w1", 0, (void (*)(...)) pW1, "Set the warning level to 1 (default)"},
- { "-w2", 0, (void (*)(...)) pW2, "Ambiguities yield warnings even if predicates or (...)? block"},
- { "-", 0, (void (*)(...)) pStdin, "Read grammar from stdin" },
- { "-mrhoist",1, (void (*)(...)) pMRhoist, /* MR9 */
- "Turn on/off k=1 Maintenance Release style hoisting"}, /* MR9 */
- { "-mrhoistk",1, (void (*)(...)) pMRhoistk, /* MR9 */
- "Turn on/off EXPERIMENTAL k>1 Maintenance Release style hoisting"}, /* MR13 */
- { "-aa" , 1, (void (*)(...)) pAA, "Ambiguity aid for a rule (rule name or line number)"}, /* MR11 */
- { "-aam" , 0, (void (*)(...)) pAAm,
- "Lookahead token may appear multiple times in -aa listing"}, /* MR11 */
- { "-aad" , 1, (void (*)(...)) pAAd,
- "Limits exp growth of -aa listing - default=1 (max=ck value)"}, /* MR11 */
- { "-info", 1, (void (*)(...)) pInfo,
- "Extra info: p=pred t=tnodes f=first/follow m=monitor o=orphans 0=noop"}, /* MR12 */
- { "-treport",1,(void (*)(...)) pTreport,
- "Report when tnode usage exceeds value during ambiguity resolution"}, /* MR11 */
- { "-newAST", 0, (void (*)(...)) pNewAST,
- "In C++ mode use \"newAST(...)\" rather than \"new AST(...)\""}, /* MR13 */
- { "-tmake", 0, (void (*)(...)) ptmakeInParser,
- "In C++ mode use parser's tmake method rather than \"ASTBase::tmake(...)\""}, /* MR23 */
- { "-alpha",0,(void (*)(...)) pAlpha,
- "Provide additional information for \"(alpha)? beta\" error messages"}, /* MR14 */
- { "-mrblkerr",0,(void (*)(...)) pMR_BlkErr, /* MR21 */
- "EXPERIMENTAL change to (...)* and (...)+ syntax error sets"}, /* MR21 */
- { "-nopurify",0,(void (*)(...)) pNOPURIFY,
- "Don't use the notorious PURIFY macro (replaced by MR23 initial value syntax) to zero return arguments of rules"}, /* MR23 */
- { "*", 0, (void (*)(...)) pFile, "" }, /* anything else is a file */
-#else
- { "-CC", 0, pCC, "Generate C++ output (default=FALSE)"},
- { "-cr", 0, pCr, "Generate cross reference (default=FALSE)"},
- { "-ck", 1, pCk, "Set compressed lookahead depth; fast approximate lookahead"},
- { "-e1", 0, pE1, "Ambiguities/errors shown in low detail (default)"},
- { "-e2", 0, pE2, "Ambiguities/errors shown in more detail"},
- { "-e3", 0, pE3, "Ambiguities for k>1 grammars shown with exact tuples (not lookahead sets)"},
- { "-f", 1, pFileList,"Read names of grammar files from specified file"}, /* MR14 */
- { "-fe", 1, pFe, "Rename err.c"},
- { "-fh", 1, pFHdr, "Rename stdpccts.h header (turns on -gh)"},
- { "-fl", 1, pFl, "Rename lexical output--parser.dlg"},
- { "-fm", 1, pFm, "Rename mode.h"},
- { "-fr", 1, pFr, "Rename remap.h"},
- { "-ft", 1, pFt, "Rename tokens.h"},
- { "-ga", 0, pANSI, "Generate ANSI-compatible code (default=FALSE)"},
- { "-gc", 0, pCGen, "Do not generate output parser code (default=FALSE)"},
- { "-gd", 0, pTGen, "Generate code to trace rule invocation (default=FALSE)"},
- { "-ge", 0, pEGen, "Generate an error class for each non-terminal (default=FALSE)"},
- { "-gh", 0, pGHdr, "Generate stdpccts.h for non-ANTLR-generated-files to include"},
- { "-gk", 0, pDL, "Generate parsers that delay lookahead fetches until needed"},
- { "-gl", 0, pLI, "Generate line info about grammar actions in C parser"},
- { "-glms", 0, pLIms,"Like -gl but replace '\\' with '/' in #line filenames for MS C/C++ systems"},
- { "-gp", 1, pPre, "Prefix all generated rule functions with a string"},
- { "-gs", 0, pSGen, "Do not generate sets for token expression lists (default=FALSE)"},
- { "-gt", 0, pAst, "Generate code for Abstract-Syntax-Trees (default=FALSE)"},
- { "-gx", 0, pLGen, "Do not generate lexical (dlg-related) files (default=FALSE)"},
- { "-gxt",0, pXTGen, "Do not generate tokens.h (default=FALSE)"},
- { "-k", 1, pLLK, "Set full LL(k) lookahead depth (default==1)"},
- { "-o", 1, pOut, OutputDirectoryOption},
- { "-p", 0, pPrt, "Print out the grammar w/o actions (default=no)"},
- { "-pa", 0, pPrtA, "Print out the grammar w/o actions & w/FIRST sets (default=no)"},
- { "-pr",0, pPred, "no longer used; predicates employed if present"},
- { "-prc", 1, pPredCtx,"Turn on/off computation of context for hoisted predicates"},
- { "-rl", 1, pTRes, "Limit max # of tree nodes used by grammar analysis"},
- { "-stdout",0, pStdout, "Send grammar.c/grammar.cpp to stdout"}, /* MR6 */
- { "-tab", 1, pTab, "Width of tabs (1 to 8) for grammar.c/grammar.cpp files"}, /* MR6 */
- { "-w1", 0, pW1, "Set the warning level to 1 (default)"},
- { "-w2", 0, pW2, "Ambiguities yield warnings even if predicates or (...)? block"},
- { "-mrhoist",1,pMRhoist, /* MR9 */
- "Turn on/off k=1 Maintenance Release style hoisting"}, /* MR9 */
- { "-mrhoistk",1,pMRhoistk, /* MR13 */
- "Turn on/off k>1 EXPERIMENTAL Maintenance Release style hoisting"}, /* MR13 */
- { "-aa" ,1,pAA, "Ambiguity aid for a rule (rule name or line number)"}, /* MR11 */
- { "-aam" ,0,pAAm,
- "Lookahead token may appear multiple times in -aa listing"}, /* MR11 */
- { "-aad" ,1,pAAd,
- "Limits exp growth of -aa listing - default=1 (max=ck value)"}, /* MR11 */
- { "-info",1,pInfo,
- "Extra info: p=pred t=tnodes f=first/follow m=monitor o=orphans 0=noop"}, /* MR11 */
- { "-treport",1,pTreport,
- "Report when tnode usage exceeds value during ambiguity resolution"}, /* MR11 */
- { "-newAST", 0, pNewAST,
- "In C++ mode use \"newAST(...)\" rather than \"new AST(...)\""}, /* MR13 */
- { "-tmake", 0, ptmakeInParser,
- "In C++ mode use parser's tmake method rather than \"ASTBase::tmake(...)\""}, /* MR23 */
- { "-alpha",0, pAlpha,
- "Provide additional information for \"(alpha)? beta\" error messages"}, /* MR14 */
- { "-mrblkerr",0,pMR_BlkErr, /* MR21 */
- "EXPERIMENTAL change to (...)* and (...)+ syntax error sets"}, /* MR21 */
- { "-nopurify",0,pNOPURIFY,
- "Don't use the notorious PURIFY macro (replaced by MR23 initial value syntax) to zero return arguments of rules"}, /* MR23 */
- { "-", 0, pStdin, "Read grammar from stdin" },
- { "*", 0, pFile, "" }, /* anything else is a file */
-#endif
- { NULL, 0, NULL }
- };
-
-void readDescr();
-void cleanUp();
-
-#ifdef __USE_PROTOS
-static void buildRulePtr( void );
-static void help( void );
-static void init( void );
-static void CompleteTokenSetRefs( void );
-static void ensure_no_C_file_collisions(char *);
-static void CompleteContextGuards(void);
-#else
-static void buildRulePtr( );
-static void help( );
-static void init( );
-static void CompleteTokenSetRefs( );
-static void ensure_no_C_file_collisions();
-static void CompleteContextGuards();
-#endif
-
-static void
-#ifdef __USE_PROTOS /* <BJS> */
-report_numericPredLabels(ActionNode *a)
-#else
-report_numericPredLabels(a)
-ActionNode *a;
-#endif
-{ /* MR10 */
- warnFL("numeric references to attributes (e.g. $i or $i.j) in semantic pred will be null during guess mode", /* MR10 */
- FileStr[a->file],a->line); /* MR10 */
-} /* MR10 */
-
- /* M a i n */
-
-int
-#ifdef __USE_PROTOS
-main( int argc, char *argv[] )
-#else
-main( argc, argv )
-int argc;
-char *argv[];
-#endif
-{
- int i;
- static char EPSTR[] = "[Ep]";
-
- Save_argc=argc; /* MR10 */
- Save_argv=argv; /* MR10 */
-
-/* malloc_debug(8);*/
-
-#ifdef SPECIAL_INITS
- special_inits(); /* MR1 */
-#endif
- fprintf(stderr, "Antlr parser generator Version %s 1989-2001\n", Version);
- if ( argc == 1 ) { help(); zzDIE; }
- ProcessArgs(argc-1, &(argv[1]), options);
-
-/* MR14 */ if (MR_AmbAidRule && AlphaBetaTrace) {
-/* MR14 */ fatal("Can't specify both -aa (ambiguity aid) and -alpha (\"(alpha)? beta\" aid)");
-/* MR14 */ }
-
- if (MRhoistingk) { /* MR13 */
- HoistPredicateContext=1; /* MR13 */
- MRhoisting=1; /* MR13 */
- }; /* MR13 */
- if (MRhoisting && ! HoistPredicateContext) {
-/*** warnNoFL("Using \"-mrhoist\" forces \"-prc on\""); ***/
- HoistPredicateContext=1;
- };
- if (HoistPredicateContext && ! MRhoisting) {
- warnNoFL("When using predicate context (-prc on) -mrhoist on is recommended");
- }
- /* Fix lookahead depth */
- /* Compressed lookahead must always be larger than or equal to full lookahead */
- if ( CLL_k < LL_k && CLL_k>0 )
- {
- warnNoFL("must have compressed lookahead >= full LL(k) lookahead (setting -ck to -k)");
- CLL_k = LL_k;
- }
- if ( CLL_k == -1 ) CLL_k = LL_k;
- OutputLL_k = CLL_k;
- if ( ((CLL_k-1)&CLL_k)!=0 ) { /* output ll(k) must be power of 2 */
- int n;
- for(n=1; n<CLL_k; n<<=1) {;}
- OutputLL_k = n;
- };
-
- if (MR_BlkErr) {
- warnNoFL("The -mrblkerr option is EXPERIMENTAL");
- if (LL_k > 1) {
- warnNoFL("The -mrblkerr option is designed only for k=1 ck=1 grammars");
- }
- };
-
- if ( ! ambAidDepthSpecified) {
- MR_AmbAidDepth=1;
- } else {
- if (MR_AmbAidDepth > CLL_k || MR_AmbAidDepth <= 0) {
- warnNoFL(eMsgd(
- "Ambiguity aid depth (\"-aad ...\") must be a number between 1 and max(k,ck)=%d",CLL_k));
- MR_AmbAidDepth=1;
- };
- if (MR_AmbAidDepth == 0) {
- MR_AmbAidDepth=2;
- };
- };
-
- if (MR_AmbAidRule != NULL) MR_AmbAidLine=atoi(MR_AmbAidRule);
-
- fpTrans = &(C_Trans[0]); /* Translate to C Language */
- fpJTrans = &(C_JTrans[0]);
- init();
- lexclass(LexStartSymbol);
-
- readDescr();
- LastTokenCounted = TokenNum;
- RemapForcedTokens();
- if ( CannotContinue ) {cleanUp(); zzDIE;}
- if ( GenCC && no_classes_found ) fatal("required grammar class not found (exiting...)");
- if ( WarningLevel>1 && HdrAction == NULL )
- warnNoFL("no #header action was found");
- if ( FoundAtOperator && ! FoundExceptionGroup) {
- warnNoFL("found the exception operator '@' - but no exception group was found");
- };
- EpToken = addTname(EPSTR); /* add imaginary token epsilon */
- set_orel(EpToken, &imag_tokens);
-
- /* this won't work for hand-built scanners since EofToken is not
- * known. Forces EOF to be token type 1.
- */
- set_orel(EofToken, &imag_tokens);
-
- set_size(NumWords(TokenNum-1));
-
- /* compute the set of all known token types
- * It represents the set of tokens from 1 to last_token_num + the
- * reserved positions above that (if any). Don't include the set of
- * imaginary tokens such as the token/error classes or EOF.
- */
- {
- set a;
- a = set_dup(reserved_positions);
- for (i=1; i<TokenNum; i++) { set_orel(i, &a); }
- all_tokens = set_dif(a, imag_tokens);
- set_free(a);
- }
-
- ComputeTokSets(); /* Compute #tokclass sets */
- CompleteTokenSetRefs(); /* Change complex nodes in syn diag */
- CompleteContextGuards(); /* MR13 */
-
- if ( CodeGen ) genDefFile(); /* create tokens.h */
- if ( LexGen ) genLexDescr(); /* create parser.dlg */
-
- if ( GenStdPccts )
- {
- FILE *f = fopen(OutMetaName(stdpccts), "w");
- if ( f==NULL ) {warnNoFL( eMsg1("can't create %s",OutMetaName(stdpccts)) );}
- else
- {
-#ifdef SPECIAL_FOPEN
- special_fopen_actions(OutMetaName(stdpccts)); /* MR1 */
-#endif
- if (strcmp(stdpccts,"stdpccts.h") == 0) { /* MR10 */
- genStdPCCTSIncludeFile(f,NULL); /* MR10 */
- } else { /* MR10 */
- genStdPCCTSIncludeFile(f,pcctsBaseName(stdpccts)); /* MR32 */
- };
- fclose(f);
- }
- }
-
- buildRulePtr(); /* create mapping from rule # to RuleBlk junction */
- ComputeErrorSets();
- FoLink( (Node *)SynDiag ); /* add follow links to end of all rules */
-
- if ( GenCR ) GenCrossRef( SynDiag );
-
- if ( CodeGen )
- {
- if ( SynDiag == NULL )
- {
- warnNoFL("no grammar description recognized");
- cleanUp();
- zzDIE;
- }
- else if ( !GenCC ) {
- ErrFile = fopen(OutMetaName(ErrFileName), "w");
- require(ErrFile != NULL, "main: can't open err file");
-#ifdef SPECIAL_FOPEN
- special_fopen_actions(OutMetaName(ErrFileName)); /* MR1 */
-#endif
- NewSetWd();
- GenErrHdr();
- TRANS(SynDiag); /* Translate to the target language */
- DumpSetWd();
- DumpRemainingTokSets();
- fclose( ErrFile );
- }
- else {
- strcpy(Parser_h_Name, CurrentClassName);
- strcat(Parser_h_Name, ".h");
- strcpy(Parser_c_Name, CurrentClassName);
- strcat(Parser_c_Name, CPP_FILE_SUFFIX);
- ensure_no_C_file_collisions(Parser_c_Name);
- Parser_h = fopen(OutMetaName(Parser_h_Name), "w");
- require(Parser_h != NULL, "main: can't open class Parserx.h file");
-#ifdef SPECIAL_FOPEN
- special_fopen_actions(OutMetaName(Parser_h_Name)); /* MR1 */
-#endif
- Parser_c = fopen(OutMetaName(Parser_c_Name), "w");
- require(Parser_c != NULL, "main: can't open class Parserx.c file");
-#ifdef SPECIAL_FOPEN
- special_fopen_actions(OutMetaName(Parser_c_Name)); /* MR1 */
-#endif
- GenParser_h_Hdr();
- if ( class_before_actions != NULL )
- {
- ListNode *p;
- for (p = class_before_actions->next; p!=NULL; p=p->next)
- {
- UserAction *ua = (UserAction *)p->elem;
- dumpAction( ua->action, Parser_h, 0, ua->file, ua->line, 1);
- }
- }
- GenParser_c_Hdr();
- fprintf(Parser_h, "protected:\n"); /* MR20 */
- NewSetWd();
- TRANS(SynDiag); /* Translate to the target language */
- DumpSetWd();
- GenRuleMemberDeclarationsForCC(Parser_h, SynDiag);
- if ( class_after_actions != NULL )
- {
- ListNode *p;
- for (p = class_after_actions->next; p!=NULL; p=p->next)
- {
- UserAction *ua = (UserAction *)p->elem;
- dumpAction( ua->action, Parser_h, 0, ua->file, ua->line, 1);
- }
- }
- DumpRemainingTokSets();
- fprintf(Parser_h, "};\n");
- fprintf(Parser_h, "\n#endif /* %s_h */\n", CurrentClassName);
- fclose( Parser_h );
- fclose( Parser_c );
- }
- }
-
- MR_orphanRules(stderr);
- if (LTinTokenAction && WarningLevel >= 2) {
- if (GenCC) {
- warnNoFL("At least one <<action>> following a token match contains a reference to LT(...)\n this will reference the immediately preceding token,\n not the one which follows as is the case with semantic predicates.");
- }
- warnNoFL("At least one <<action>> following a token match contains a reference to LA(...) or LATEXT(...)\n this will reference the immediately preceding token,\n not the one which follows as is the case with semantic predicates.");
- }
-
- if ( PrintOut )
- {
- if ( SynDiag == NULL ) {warnNoFL("no grammar description recognized");}
- else PRINT(SynDiag);
- }
-
-#ifdef DBG_LL1
-#endif
- GenRemapFile(); /* create remap.h */
-/* MR10 */ if (FoundGuessBlk) {
-#ifdef __cplusplus__
-/* MR10 */ list_apply(NumericPredLabels, (void (*)(void *))report_numericPredLabels);
-#else
-#ifdef __USE_PROTOS
-/* MR10 */ list_apply(NumericPredLabels, (void (*)(void *))report_numericPredLabels);
-#else
-/* MR10 */ list_apply(NumericPredLabels,report_numericPredLabels);
-#endif
-#endif
-/* MR10 */ };
-
- if (InfoT && TnodesAllocated > 0) {
- if (TnodesPeak > 10000) {
- fprintf(stdout,"\nTree Nodes: peak %dk created %dk lost %d\n",
- (TnodesPeak/1000),
- (TnodesAllocated/1000),
- TnodesInUse-tnodes_used_in_guard_predicates_etc);
- } else {
- fprintf(stdout,"\nTree Nodes: peak %d created %d lost %d\n",
- TnodesPeak,
- TnodesAllocated,
- TnodesInUse-tnodes_used_in_guard_predicates_etc);
- };
- };
- if (InfoF) {
- DumpFcache();
- };
- if (MR_skipped_e3_report) {
- fprintf(stderr,"note: use -e3 to get exact information on ambiguous tuples\n");
- };
- if (MR_BadExprSets != 0) {
- fprintf(stderr,"note: Unreachable C or C++ code was generated for empty expression sets,\n");
- fprintf(stderr," probably due to undefined rules or infinite left recursion.\n");
- fprintf(stderr," To locate: search the generated code for \"empty set expression\"\n");
- };
- if (MR_AmbAidRule != NULL && MR_matched_AmbAidRule==0) {
- RuleEntry *q = (RuleEntry *) hash_get(Rname,MR_AmbAidRule);
- if (MR_AmbAidLine == 0 && q == NULL) {
- warnNoFL(eMsg2("there is no rule \"%s\" so \"-aa %s\" will never match",
- MR_AmbAidRule,MR_AmbAidRule));
- } else {
- warnNoFL(eMsg1("there was no ambiguity that matched \"-aa %s\"",MR_AmbAidRule));
- };
- };
- if (AlphaBetaTrace) {
-
- if (MR_AlphaBetaMessageCount == 0) {
- fprintf(stderr,"note: there were no messages about \"(alpha)? beta\" blocks added to the generated code\n");
- } else {
- fprintf(stderr,"note: there were %d messages about \"(alpha)? beta\" blocks added to the generated code\n",
- MR_AlphaBetaMessageCount);
- }
-
- if (set_null(MR_CompromisedRules)) {
- fprintf(stderr,"note: the list of rules with compromised follow sets is empty\n");
- } else {
- fprintf(stderr,"note: the following is a list of rules which *may* have incorrect\n");
- fprintf(stderr," follow sets computed as a result of an \"(alpha)? beta\" block\n");
- fprintf(stderr,"\n");
- MR_dumpRuleSet(MR_CompromisedRules);
- fprintf(stderr,"\n");
- }
- }
- cleanUp();
- exit(PCCTS_EXIT_SUCCESS);
- return 0; /* MR11 make compilers happy */
-}
-
-static void
-#ifdef __USE_PROTOS
-init( void )
-#else
-init( )
-#endif
-{
- SignalEntry *q;
-
- Tname = newHashTable();
- Rname = newHashTable();
- Fcache = newHashTable();
- Tcache = newHashTable();
- Sname = newHashTable();
- Pname = newHashTable(); /* MR11 */
-
- /* Add default signal names */
- q = (SignalEntry *)hash_add(Sname,
- "NoViableAlt",
- (Entry *)newSignalEntry("NoViableAlt"));
- require(q!=NULL, "cannot alloc signal entry");
- q->signum = sigNoViableAlt;
- q = (SignalEntry *)hash_add(Sname,
- "MismatchedToken",
- (Entry *)newSignalEntry("MismatchedToken"));
- require(q!=NULL, "cannot alloc signal entry");
- q->signum = sigMismatchedToken;
- q = (SignalEntry *)hash_add(Sname,
- "NoSemViableAlt",
- (Entry *)newSignalEntry("NoSemViableAlt"));
- require(q!=NULL, "cannot alloc signal entry");
- q->signum = sigNoSemViableAlt;
-
- reserved_positions = empty;
- all_tokens = empty;
- imag_tokens = empty;
- tokclasses = empty;
- TokenStr = (char **) calloc(TSChunk, sizeof(char *));
- require(TokenStr!=NULL, "main: cannot allocate TokenStr");
- FoStack = (int **) calloc(CLL_k+1, sizeof(int *));
- require(FoStack!=NULL, "main: cannot allocate FoStack");
- FoTOS = (int **) calloc(CLL_k+1, sizeof(int *));
- require(FoTOS!=NULL, "main: cannot allocate FoTOS");
- Cycles = (ListNode **) calloc(CLL_k+1, sizeof(ListNode *));
- require(Cycles!=NULL, "main: cannot allocate Cycles List");
- MR_CompromisedRules=empty; /* MR14 */
-}
-
-static void
-#ifdef __USE_PROTOS
-help( void )
-#else
-help( )
-#endif
-{
- Opt *p = options;
- fprintf(stderr, "antlr [options] f1 f2 ... fn\n");
- while ( *(p->option) != '*' )
- {
- fprintf(stderr, " %-9s%s %s\n",
- p->option,
- (p->arg)?"___":" ",
- p->descr);
- p++;
- }
-}
-
-/* The RulePtr array is filled in here. RulePtr exists primarily
- * so that sets of rules can be maintained for the FOLLOW caching
- * mechanism found in rJunc(). RulePtr maps a rule num from 1 to n
- * to a pointer to its RuleBlk junction where n is the number of rules.
- */
-static void
-#ifdef __USE_PROTOS
-buildRulePtr( void )
-#else
-buildRulePtr( )
-#endif
-{
- int r=1;
- Junction *p = SynDiag;
- RulePtr = (Junction **) calloc(NumRules+1, sizeof(Junction *));
- require(RulePtr!=NULL, "cannot allocate RulePtr array");
-
- while ( p!=NULL )
- {
- require(r<=NumRules, "too many rules???");
- RulePtr[r++] = p;
- p = (Junction *)p->p2;
- }
-}
-
-void
-#ifdef __USE_PROTOS
-dlgerror(const char *s)
-#else
-dlgerror(s)
-char *s;
-#endif
-{
- fprintf(stderr, ErrHdr, FileStr[CurFile], zzline);
- fprintf(stderr, " lexical error: %s (text was '%s')\n",
- ((s == NULL) ? "Lexical error" : s), zzlextext);
-}
-
-void
-#ifdef __USE_PROTOS
-readDescr( void )
-#else
-readDescr( )
-#endif
-{
- zzerr = dlgerror;
- input = NextFile();
- if ( input==NULL ) fatal("No grammar description found (exiting...)");
- ANTLR(grammar(), input);
- tnodes_used_in_guard_predicates_etc=TnodesInUse; /* MR10 */
-}
-
-FILE *
-#ifdef __USE_PROTOS
-NextFile( void )
-#else
-NextFile( )
-#endif
-{
- FILE *f;
-
- for (;;)
- {
- CurFile++;
- if ( CurFile >= NumFiles ) return(NULL);
- if ( ci_strequ(FileStr[CurFile],"stdin")) return stdin;
- f = fopen(FileStr[CurFile], "r");
- if ( f == NULL )
- {
- warnNoFL( eMsg1("file %s doesn't exist; ignored", FileStr[CurFile]) );
- }
- else
- {
- return(f);
- }
- }
-}
-
-/*
- * Return a string corresponding to the output file name associated
- * with the input file name passed in.
- *
- * Observe the following rules:
- *
- * f.e --> f".c"
- * f --> f".c"
- * f. --> f".c"
- * f.e.g --> f.e".c"
- *
- * Where f,e,g are arbitrarily long sequences of characters in a file
- * name.
- *
- * In other words, if a ".x" appears on the end of a file name, make it
- * ".c". If no ".x" appears, append ".c" to the end of the file name.
- *
- * C++ mode using .cpp not .c.
- *
- * Use malloc() for new string.
- */
-
-char *
-#ifdef __USE_PROTOS
-outname( char *fs )
-#else
-outname( fs )
-char *fs;
-#endif
-{
- if ( GenCC) {
- return outnameX(fs,CPP_FILE_SUFFIX);
- } else {
- return outnameX(fs,".c");
- };
-}
-
-char *
-#ifdef __USE_PROTOS
-outnameX( char *fs ,char *suffix)
-#else
-outnameX( fs , suffix )
-char *fs;
-char *suffix;
-#endif
-{
- static char buf[MaxFileName+1];
- char *p;
- require(fs!=NULL&&*fs!='\0', "outname: NULL filename");
-
- p = buf;
- strcpy(buf, fs);
- while ( *p != '\0' ) {p++;} /* Stop on '\0' */
- while ( *p != '.' && p != buf ) {--p;} /* Find '.' */
- if ( p != buf ) *p = '\0'; /* Found '.' */
- require(strlen(buf) + 2 < (size_t)MaxFileName, "outname: filename too big");
- strcat(buf,suffix);
- return( buf );
-}
-
-void
-#ifdef __USE_PROTOS
-fatalFL( char *err_, char *f, int l )
-#else
-fatalFL( err_, f, l )
-char *err_;
-char *f;
-int l;
-#endif
-{
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " %s\n", err_);
- cleanUp();
- exit(PCCTS_EXIT_FAILURE);
-}
-
-void
-#ifdef __USE_PROTOS
-fatal_intern( char *err_, char *f, int l )
-#else
-fatal_intern( err_, f, l )
-char *err_;
-char *f;
-int l;
-#endif
-{
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " #$%%*&@# internal error: %s\n", err_);
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " [complain to nearest government official\n");
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " or send hate-mail to parrt@parr-research.com;\n");
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " please pray to the ``bug'' gods that there is a trival fix.]\n");
- cleanUp();
- exit(PCCTS_EXIT_FAILURE);
-}
-
-void
-#ifdef __USE_PROTOS
-cleanUp( void )
-#else
-cleanUp( )
-#endif
-{
- if ( DefFile != NULL) fclose( DefFile );
-}
-
-/* sprintf up to 3 strings */
-char *
-#ifdef __USE_PROTOS
-eMsg3( char *s, char *a1, char *a2, char *a3 )
-#else
-eMsg3( s, a1, a2, a3 )
-char *s;
-char *a1;
-char *a2;
-char *a3;
-#endif
-{
- static char buf[250]; /* DANGEROUS as hell !!!!!! */
-
- sprintf(buf, s, a1, a2, a3);
- return( buf );
-}
-
-/* sprintf a decimal */
-char *
-#ifdef __USE_PROTOS
-eMsgd( char *s, int d )
-#else
-eMsgd( s, d )
-char *s;
-int d;
-#endif
-{
- static char buf[250]; /* DANGEROUS as hell !!!!!! */
-
- sprintf(buf, s, d);
- return( buf );
-}
-
-char *
-#ifdef __USE_PROTOS
-eMsgd2( char *s, int d1,int d2)
-#else
-eMsgd2( s, d1, d2 )
-char *s;
-int d1;
-int d2;
-#endif
-{
- static char buf[250]; /* DANGEROUS as hell !!!!!! */
-
- sprintf(buf, s, d1, d2);
- return( buf );
-}
-
-void
-#ifdef __USE_PROTOS
-s_fprT( FILE *f, set e )
-#else
-s_fprT( f, e )
-FILE *f;
-set e;
-#endif
-{
- register unsigned *p;
- unsigned *q;
-
- if ( set_nil(e) ) return;
- if ( (q=p=set_pdq(e)) == NULL ) fatal_internal("Can't alloc space for set_pdq");
- fprintf(f, "{");
- while ( *p != nil )
- {
- fprintf(f, " %s", TerminalString(*p));
- p++;
- }
- fprintf(f, " }");
- free((char *)q);
-}
-
-/* Return the token name or regular expression for a token number. */
-char *
-#ifdef __USE_PROTOS
-TerminalString( int token )
-#else
-TerminalString( token )
-int token;
-#endif
-{
- int j;
- static char imag_name[20];
-
- /* look in all lexclasses for the token */
- if ( TokenString(token) != NULL ) return TokenString(token);
- for (j=0; j<NumLexClasses; j++)
- {
- lexmode(j);
- if ( ExprString(token) != NULL ) return ExprString(token);
- }
-
- if (1) {
- sprintf(imag_name,"UnknownToken#%d",token); /* MR13 */
- return imag_name; /* MR13 */
- }
-
- require(j<NumLexClasses, eMsgd("No label or expr for token %d",token));
- return "invalid";
-}
-
- /* S i m p l e I n t S t a c k */
-
-void
-#ifdef __USE_PROTOS
-pushint( int i )
-#else
-pushint( i )
-int i;
-#endif
-{
- require(isp>0, "pushint: stack overflow");
- istack[--isp] = i;
-}
-
-int
-#ifdef __USE_PROTOS
-popint( void )
-#else
-popint( )
-#endif
-{
- require(isp<MAX_INT_STACK, "popint: stack underflow");
- return istack[isp++];
-}
-
-int
-#ifdef __USE_PROTOS
-istacksize( void )
-#else
-istacksize( )
-#endif
-{
- return MAX_INT_STACK-isp;
-}
-
-void
-#ifdef __USE_PROTOS
-istackreset( void )
-#else
-istackreset( )
-#endif
-{
- isp = MAX_INT_STACK;
-}
-
-int
-#ifdef __USE_PROTOS
-istackempty( void )
-#else
-istackempty( )
-#endif
-{
- return isp==MAX_INT_STACK;
-}
-
-int
-#ifdef __USE_PROTOS
-topint( void )
-#else
-topint( )
-#endif
-{
- require(isp<MAX_INT_STACK, "topint: stack underflow");
- return istack[isp];
-}
-
-void
-#ifdef __USE_PROTOS
-ProcessArgs( int argc, char **argv, Opt *options )
-#else
-ProcessArgs( argc, argv, options )
-int argc;
-char **argv;
-Opt *options;
-#endif
-{
- Opt *p;
- require(argv!=NULL, "ProcessArgs: command line NULL");
-
- while ( argc-- > 0 )
- {
- p = options;
- while ( p->option != NULL )
- {
- if ( strcmp(p->option, "*") == 0 ||
- ci_strequ(p->option, *argv) == 1 )
- {
- if ( p->arg )
- {
-/* MR9 26-Sep-97 Check for argv valid */
- if (argc-- > 0) {
- (*p->process)( *argv, *(argv+1) );
- argv++;
- } else {
-fprintf(stderr,"error: required argument for option %s omitted\n",*argv);
-exit(PCCTS_EXIT_FAILURE);
- };
- }
- else
- (*p->process)( *argv );
- break;
- }
- p++;
- }
- argv++;
- }
-}
-
-static void
-#ifdef __USE_PROTOS
-CompleteContextGuards(void)
-#else
-CompleteContextGuards()
-#endif
-{
- ListNode * p;
- Predicate * pred;
-
- if (ContextGuardPredicateList == NULL) return;
-
- for (p=ContextGuardPredicateList->next; p != NULL; p=p->next) {
- pred=(Predicate *)p->elem;
- recomputeContextGuard(pred);
- }
-}
-
-/* Go back into the syntax diagram and compute all meta tokens; i.e.
- * turn all '.', ranges, token class refs etc... into actual token sets
- */
-static void
-#ifdef __USE_PROTOS
-CompleteTokenSetRefs(void)
-#else
-CompleteTokenSetRefs()
-#endif
-{
- ListNode *p;
-
- if ( MetaTokenNodes==NULL ) return;
- for (p = MetaTokenNodes->next; p!=NULL; p=p->next)
- {
- set a,b;
-
- TokNode *q = (TokNode *)p->elem;
- if ( q->wild_card )
- {
- q->tset = all_tokens;
- }
- else if ( q->tclass!=NULL )
- {
- if ( q->complement ) q->tset = set_dif(all_tokens, q->tclass->tset);
- else q->tset = q->tclass->tset;
- }
- else if ( q->upper_range!=0 )
- {
- /* we have a range on our hands: make a set from q->token .. q->upper_range */
- int i;
- a = empty;
- for (i=q->token; i<=q->upper_range; i++) { set_orel(i, &a); } /* MR13 */
-
-/* MR13 */ if (q->complement) {
-/* MR13 */ q->tset = set_dif(all_tokens, a);
-/* MR13 */ set_free(a);
-/* MR13 */ } else {
-/* MR13 */ q->tset = a;
-/* MR13 */ }
-
- }
-
- /* at this point, it can only be a complemented single token */
- else if ( q->complement )
- {
- a = set_of(q->token);
- b = set_dif(all_tokens, a);
- set_free(a);
- q->tset=b;
- }
- else fatal("invalid meta token");
- }
-}
-
-/* MR10: Jeff Vincent
- MR10: Changed to remove directory information from n only if
- MR10: if OutputDirectory was changed by user (-o option)
-*/
-
-char *
-#ifdef __USE_PROTOS
-OutMetaName(char *n)
-#else
-OutMetaName(n)
-char *n;
-#endif
-{
- static char *dir_sym = DirectorySymbol;
- static char newname[MaxFileName+1];
- char *p;
-
- /* If OutputDirectory is same as TopDirectory (platform default) then leave n alone. */
- if (strcmp(OutputDirectory, TopDirectory) == 0) /* TopDirectory is "." on Unix. */
- return n;
-
- /* p will point to filename without path information */
- if ((p = strrchr(n, *dir_sym)) != NULL) /* Directory symbol is "/" on Unix. */
- p++;
- else
- p = n;
-
- /* Copy new output directory into newname[] */
- strcpy(newname, OutputDirectory);
-
- /* if new output directory does not have trailing dir_sym, add it! */
- if (newname[strlen(newname)-1] != *dir_sym) {
- strcat(newname, dir_sym);
- }
- strcat(newname, p);
- return newname;
-}
-
-char *
-#ifdef __USE_PROTOS
-pcctsBaseName(char *n) /* MR32 */
-#else
-pcctsBaseName(n)
-char *n;
-#endif
-{
- static char newname[MaxFileName+1];
- static char* dir_sym = DirectorySymbol;
- int count = 0;
- char *p;
-
- p = n;
-
- while ( *p != '\0' ) {p++;} /* go to end of string */
- while ( (*p != *dir_sym) && (p != n) ) {--p;} /* Find last DirectorySymbol */
- while ( *p == *dir_sym) p++; /* step forward if we're on a dir symbol */
- while ( *p != '\0' && *p != '.')
- {
- newname[count++] = *p;
- p++;
- } /* create a new name */
- newname[count] = '\0';
- return newname;
-}
-
-static void
-#ifdef __USE_PROTOS
-ensure_no_C_file_collisions(char *class_c_file)
-#else
-ensure_no_C_file_collisions(class_c_file)
-char *class_c_file;
-#endif
-{
- int i;
-
- for (i=0; i<NumFiles; i++)
- {
-
-#ifdef PCCTS_CASE_INSENSITIVE_FILE_NAME
- /* assume that file names are case insensitive */
- if ( STRICMP(outname(FileStr[i]), class_c_file)==0 )
-#else
- if ( strcmp(outname(FileStr[i]), class_c_file)==0 )
-#endif
- {
- fatal(eMsg1("class def output file conflicts with parser output file: %s",
- outname(FileStr[i])));
- }
- }
-}
-
-void
-#ifdef __USE_PROTOS
-warnNoFL(char *err)
-#else
-warnNoFL(err)
-char *err;
-#endif
-{
- fprintf(stderr, "warning: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-warnFL(char *err,char *f,int l)
-#else
-warnFL(err,f,l)
-char *f;
-int l;
-char *err;
-#endif
-{
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " warning: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-warn(char *err)
-#else
-warn(err)
-char *err;
-#endif
-{
- /* back up the file number if we hit an error at the end of the last file */
- if ( CurFile >= NumFiles && CurFile >= 1 ) CurFile--;
- fprintf(stderr, ErrHdr, FileStr[CurFile], zzline);
- fprintf(stderr, " warning: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-warnNoCR( char *err )
-#else
-warnNoCR( err )
-char *err;
-#endif
-{
- /* back up the file number if we hit an error at the end of the last file */
- if ( CurFile >= NumFiles && CurFile >= 1 ) CurFile--;
- fprintf(stderr, ErrHdr, FileStr[CurFile], zzline);
- fprintf(stderr, " warning: %s", err);
-}
-
-void
-#ifdef __USE_PROTOS
-errNoFL(char *err)
-#else
-errNoFL(err)
-char *err;
-#endif
-{
- fprintf(stderr, "error: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-errFL(char *err,char *f,int l)
-#else
-errFL(err,f,l)
-char *err;
-char *f;
-int l;
-#endif
-{
- fprintf(stderr, ErrHdr, f, l);
- fprintf(stderr, " error: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-err(char *err)
-#else
-err(err)
-char *err;
-#endif
-{
- /* back up the file number if we hit an error at the end of the last file */
- if ( CurFile >= NumFiles && CurFile >= 1 ) CurFile--;
- fprintf(stderr, ErrHdr, FileStr[CurFile], zzline);
- fprintf(stderr, " error: %s\n", err);
-}
-
-void
-#ifdef __USE_PROTOS
-errNoCR( char *err )
-#else
-errNoCR( err )
-char *err;
-#endif
-{
- /* back up the file number if we hit an error at the end of the last file */
- if ( CurFile >= NumFiles && CurFile >= 1 ) CurFile--;
- fprintf(stderr, ErrHdr, FileStr[CurFile], zzline);
- fprintf(stderr, " error: %s", err);
-}
-
-UserAction *
-#ifdef __USE_PROTOS
-newUserAction(char *s)
-#else
-newUserAction(s)
-char *s;
-#endif
-{
- UserAction *ua = (UserAction *) calloc(1, sizeof(UserAction));
- require(ua!=NULL, "cannot allocate UserAction");
-
- ua->action = (char *) calloc(strlen(LATEXT(1))+1, sizeof(char));
- strcpy(ua->action, s);
- return ua;
-}
-
-/* Added by TJP September 1994 */
-/* Take in file.h and return file_h; names w/o '.'s are left alone */
-char *
-#ifdef __USE_PROTOS
-gate_symbol(char *name)
-#else
-gate_symbol(name)
-char *name;
-#endif
-{
- static char buf[100];
- char *p;
- sprintf(buf, "%s", name);
-
- for (p=buf; *p!='\0'; p++)
- {
- if ( *p=='.' ) *p = '_';
- }
- return buf;
-}
-
-char *
-#ifdef __USE_PROTOS
-makeAltID(int blockid, int altnum)
-#else
-makeAltID(blockid, altnum)
-int blockid;
-int altnum;
-#endif
-{
- static char buf[100];
- char *p;
- sprintf(buf, "_blk%d_alt%d", blockid, altnum);
- p = (char *)malloc(strlen(buf)+1);
- strcpy(p, buf);
- return p;
-}
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