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Diffstat (limited to 'soltools/cpp/cpp.h')
| -rw-r--r-- | soltools/cpp/cpp.h | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/soltools/cpp/cpp.h b/soltools/cpp/cpp.h new file mode 100644 index 000000000000..34e18579c35a --- /dev/null +++ b/soltools/cpp/cpp.h @@ -0,0 +1,239 @@ +/* $Id: cpp.h,v 1.4 2006-06-20 05:07:28 hr Exp $ */ + +#define INS 32768 /* input buffer */ +#define OBS 8092 /* outbut buffer */ +#define NARG 32 /* Max number arguments to a macro */ +#define NINCLUDE 48 /* Max number of include directories (-I) */ +#define NIF 64 /* depth of nesting of #if */ +#define NINC 32 /* depth of nesting of #include */ + +#ifndef EOF +#define EOF (-1) +#endif + +#ifndef NULL +#define NULL 0 +#endif + +typedef unsigned char uchar; + +enum toktype +{ + END, UNCLASS, NAME, NUMBER, STRING, CCON, NL, WS, DSHARP, + EQ, NEQ, LEQ, GEQ, LSH, RSH, LAND, LOR, PPLUS, MMINUS, + ARROW, SBRA, SKET, LP, RP, DOT, AND, STAR, PLUS, MINUS, + TILDE, NOT, SLASH, PCT, LT, GT, CIRC, OR, QUEST, + COLON, ASGN, COMMA, SHARP, SEMIC, CBRA, CKET, + ASPLUS, ASMINUS, ASSTAR, ASSLASH, ASPCT, ASCIRC, ASLSH, + ASRSH, ASOR, ASAND, ELLIPS, + DSHARP1, NAME1, NAME2, DEFINED, UMINUS, ARCHITECTURE, IDENT, + COMMENT +}; + +enum kwtype +{ + KIF, KIFDEF, KIFNDEF, KELIF, KELSE, KENDIF, KINCLUDE, KINCLUDENEXT, + KIMPORT, KDEFINE, KUNDEF, KLINE, KERROR, KPRAGMA, KIDENT, KDEFINED, + KMACHINE, KLINENO, KFILE, KDATE, KTIME, KSTDC, KEVAL +}; + +#define ISDEFINED 0x01 /* has #defined value */ +#define ISKW 0x02 /* is PP keyword */ +#define ISUNCHANGE 0x04 /* can't be #defined in PP */ +#define ISMAC 0x08 /* builtin macro, e.g. __LINE__ */ +#define ISARCHITECTURE 0x10 /* architecture */ +#define ISACTIVE 0x80 /* is macro currently expanded */ + +#define EOB 0xFE /* sentinel for end of input buffer */ +#define EOFC 0xFD /* sentinel for end of input file */ +#define XPWS 1 /* token flag: white space to assure token sep. */ +#define XTWS 2 + +typedef struct token +{ + unsigned char type; + unsigned char flag; + unsigned int wslen; + unsigned int len; + uchar *t; + unsigned int identifier; /* used from macro processor to identify where a macro becomes valid again. */ +} Token; + +typedef struct tokenrow +{ + Token *tp; /* current one to scan */ + Token *bp; /* base (allocated value) */ + Token *lp; /* last+1 token used */ + int max; /* number allocated */ +} Tokenrow; + +typedef struct source +{ + char *filename; /* name of file of the source */ + int line; /* current line number */ + int lineinc; /* adjustment for \\n lines */ + uchar *inb; /* input buffer */ + uchar *inp; /* input pointer */ + uchar *inl; /* end of input */ + int fd; /* input source */ + int ifdepth; /* conditional nesting in include */ + int pathdepth; + int wrap; + struct source *next; /* stack for #include */ +} Source; + +typedef struct nlist +{ + struct nlist *next; + uchar *name; + int len; + Tokenrow *vp; /* value as macro */ + Tokenrow *ap; /* list of argument names, if any */ + char val; /* value as preprocessor name */ + char flag; /* is defined, is pp name */ + uchar *loc; /* location of definition */ +} Nlist; + +typedef struct includelist +{ + char deleted; + char always; + char *file; +} Includelist; + +typedef struct wraplist +{ + char *file; +} Wraplist; + +#define new(t) (t *)domalloc(sizeof(t)) +#define quicklook(a,b) (namebit[(a)&077] & (1<<((b)&037))) +#define quickset(a,b) namebit[(a)&077] |= (1<<((b)&037)) +extern unsigned long namebit[077 + 1]; + +enum errtype +{ + INFO, WARNING, ERROR, FATAL +}; + + +typedef struct macroValidator +{ + Nlist * pMacro; + unsigned int nTokenWhereMacroBecomesValid; + struct macroValidator * + pNext; +} MacroValidator; +typedef struct mvl +{ + MacroValidator * pFirst; + unsigned int nextFreeIdentifier; +} MacroValidatorList; + +void mvl_init( + MacroValidatorList * + out_pValidators); +void mvl_destruct( + MacroValidatorList * + out_pValidators); +/* Adds MacroValidator to the list. +*/ +void mvl_add( + MacroValidatorList * + inout_pValidators, + Nlist * in_pMacro, + Token * in_pTokenWhereMacroBecomesValid); +/* Updates all token pointers within the list, when the tokens have + moved, by + pTokenWhereMacroBecomesValid += in_nNrofTokens; + . + +void mvl_move( + MacroValidatorList * + inout_pValidators, + int in_nSpace); // in pointer units. +*/ +/* Checks if one of the validators within the list points to + the token in_pTokenToCheck. If so, the macro is set valid and + the validator is removed. +*/ +void mvl_check( + MacroValidatorList * + inout_pValidators, + Token * inout_pTokenToCheck); + +void tokenrow_zeroTokenIdentifiers(Tokenrow* trp); + +void expandlex(void); +void fixlex(void); +void setup(int, char **); +int gettokens(Tokenrow *, int); +int comparetokens(Tokenrow *, Tokenrow *); +Source *setsource(char *, int, int, char *, int); +void unsetsource(void); +void puttokens(Tokenrow *); +void process(Tokenrow *); +void *domalloc(int); +void dofree(void *); +void error(enum errtype, char *,...); +void flushout(void); +int fillbuf(Source *); +int trigraph(Source *); +int foldline(Source *); +Nlist *lookup(Token *, int); +void control(Tokenrow *); +void dodefine(Tokenrow *); +void doadefine(Tokenrow *, int); +void doinclude(Tokenrow *, int, int); +void doif(Tokenrow *, enum kwtype); +void expand(Tokenrow *, Nlist *, MacroValidatorList *); +void builtin(Tokenrow *, int); +int gatherargs(Tokenrow *, Tokenrow **, int *); +void substargs(Nlist *, Tokenrow *, Tokenrow **); +void expandrow(Tokenrow *, char *); +void maketokenrow(int, Tokenrow *); +Tokenrow *copytokenrow(Tokenrow *, Tokenrow *); +Token *growtokenrow(Tokenrow *); +Tokenrow *normtokenrow(Tokenrow *); +void adjustrow(Tokenrow *, int); +void movetokenrow(Tokenrow *, Tokenrow *); +void insertrow(Tokenrow *, int, Tokenrow *); +void peektokens(Tokenrow *, char *); +void doconcat(Tokenrow *); +Tokenrow *stringify(Tokenrow *); +int lookuparg(Nlist *, Token *); +long eval(Tokenrow *, int); +void genline(void); +void genimport(char *, int, char *, int); +void genwrap(int); +void setempty(Tokenrow *); +void makespace(Tokenrow *, Token *); +char *outnum(char *, int); +int digit(int); +uchar *newstring(uchar *, int, int); + +#define rowlen(tokrow) ((tokrow)->lp - (tokrow)->bp) + +extern char *outptr; +extern Token nltoken; +extern Source *cursource; +extern char *curtime; +extern int incdepth; +extern int ifdepth; +extern int ifsatisfied[NIF]; +extern int Mflag; +extern int Iflag; +extern int Pflag; +extern int Aflag; +extern int Lflag; +extern int Xflag; +extern int Vflag; +extern int Cflag; +extern int Dflag; +extern int Cplusplus; +extern int skipping; +extern Nlist *kwdefined; +extern Includelist includelist[NINCLUDE]; +extern Wraplist wraplist[NINCLUDE]; +extern char wd[]; + |