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synxtrn.h
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C/C++ Source or Header
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1994-07-10
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7KB
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155 lines
/* SYNXTRN.H: External declarations for concrete syntax constants.
*/
/* Short References
*/
#define SRCT 32 /* Number of short reference delimiters. */
#define SRMAXLEN 3 /* Maximum length of a SHORTREF delimiter. */
#define SRNPRT 8 /* Number of non-printable SHORTREF delimiters. */
struct srdel {
struct map dtb[SRCT+2]; /* LEXCNM: Short reference delimiters. */
char *pdtb[SRNPRT+1]; /* LEXCNM: Printable form of unprintable SRs. */
int fce; /* LEXCNM: Index of first FCE in srdeltab. */
int hyp2; /* LEXCNM: Index of "two hyphens" in srdeltab. */
int data; /* LEXCNM: Index of first SR with data char. */
int hyp; /* LEXCNM: Index of hyphen in srdeltab. */
int prtmin; /* LEXCNM: Index of 1st printable SR. */
int spc; /* LEXCNM: Index of space in srdeltab. */
int lbr; /* LEXCNM: Index of left bracket in srdeltab. */
int rbr; /* LEXCNM: Index of right bracket in srdeltab. */
};
struct delim {
UNCH genre; /* LEXCON: Generated RE; cannot be markup. */
UNCH lit; /* LEXMARK: Char used as LIT delimiter.*/
UNCH lita; /* LEXMARK: Char used as LITA delimiter.*/
UNCH mdc; /* LEXLMS: Char used as MDC delimiter.*/
UNCH msc; /* LEXCON: Char used as MSC delimiter. */
UNCH net; /* LEXCON: Char used as NET when enabled.*/
UNCH pero; /* LEXMARK: Char used as PERO delimiter. */
UNCH pic; /* LEXCON: Char used as PIC delimiter.*/
UNCH tago; /* LEXCON: Char used as TAGO when enabled.*/
};
struct lexcode {
UNCH fce; /* LEXCNM: FRE character as entity reference. */
UNCH fre; /* LEXCON: Free character not an entity ref. */
UNCH litc; /* LEXLMS: Literal close delimiter enabled. */
UNCH minlitc; /* LEXMIN: Literal close delimiter enabled. */
UNCH msc; /* LEXLMS: Marked section close delim enabled. */
UNCH net; /* LEXCON: Null end-tag delimiter enabled. */
UNCH nonet; /* LEXCON: NET disabled; still used as ETI. */
UNCH spcr; /* LEXCNM: Space in use as SHORTREF delimiter. */
UNCH tago; /* LEXCON: Tag open delimiter enabled. */
UNCH cde; /* LEXLMS: CDATA/SDATA delimiters. */
};
struct lexical {
struct markup m; /* Markup strings for text processor. */
struct srdel s; /* Short reference delimiters. */
struct delim d; /* General delimiter characters. */
struct lexcode l; /* Lexical table code assignments. */
};
extern struct lexical lex; /* Delimiter set constants. */
extern UNCH lexcnm[]; /* Lexical table: mixed content. */
extern UNCH lexcon[]; /* Lexical table for content (except mixed). */
extern UNCH lexgrp[]; /* Lexical table for groups. */
extern UNCH lexlms[]; /* Lexical table: literals and marked sections. */
extern UNCH lexmin[]; /* Lexical table: minimum data literal. */
extern UNCH lexmark[]; /* Lexical table for markup. */
extern UNCH lexsd[]; /* Lexical table for SGML declaration. */
extern UNCH lextran[]; /* Case translation table for SGML names. */
extern UNCH lextoke[]; /* Lexical table for tokenization. */
extern UNCH *lextabs[]; /* List of all lexical tables. */
extern struct parse pcbconc; /* PCB: character data. */
extern struct parse pcbcone; /* PCB: element content (no data allowed). */
extern struct parse pcbconm; /* PCB: mixed content (data allowed). */
extern struct parse pcbconr; /* PCB: replaceable character data. */
extern struct parse pcbetag; /* PCB: end-tags. */
extern struct parse pcbgrcm; /* PCB: content model group. */
extern struct parse pcbgrcs; /* PCB: content model suffix. */
extern struct parse pcbgrnm; /* PCB: name group. */
extern struct parse pcbgrnt; /* PCB: name token group. */
extern struct parse pcblitc; /* PCB: literal with CDATA. */
extern struct parse pcblitp; /* PCB: literal with CDATA, parm & char refs. */
extern struct parse pcblitr; /* PCB: attribute value with general refs. */
extern struct parse pcblitt; /* PCB: tokenized attribute value. */
extern struct parse pcblitv; /* PCB: literal with CDATA, function char trans.*/
extern struct parse pcbmd; /* PCB: markup declaration. */
extern struct parse pcbmdc; /* PCB: comment declaration. */
extern struct parse pcbmdi; /* PCB: markup declaration (ignored). */
extern struct parse pcbmds; /* PCB: markup declaration subset. */
extern struct parse pcbmsc; /* PCB: marked section in CDATA mode. */
extern struct parse pcbmsi; /* PCB: marked section in IGNORE mode. */
extern struct parse pcbmsrc; /* PCB: marked section in RCDATA mode. */
extern struct parse pcbpro; /* PCB: prolog. */
extern struct parse pcbref; /* PCB: reference. */
extern struct parse pcbstag; /* PCB: start-tag. */
extern struct parse pcbval; /* PCB: attribute value. */
extern struct parse pcbeal; /* PCB: end of attribute list. */
extern struct parse pcbsd; /* PCB: SGML declaration. */
extern int pcbcnda; /* PCBCONM: data in buffer. */
extern int pcbcnet; /* PCBCONM: markup found or data buffer flushed.*/
extern int pcbmdtk; /* PCBMD: token expected. */
extern int pcbstan; /* PCBSTAG: attribute name expected. */
extern int pcblittda; /* PCBLITT: data character found */
#define KANY 0
#define KATTLIST 1
#define KCDATA 2
#define KCONREF 3
#define KCURRENT 4
#define KDEFAULT 5
#define KDOCTYPE 6
#define KELEMENT 7
#define KEMPTY 8
#define KENDTAG 9
#define KENTITIES 10
#define KENTITY 11
#define KFIXED 12
#define KID 13
#define KIDLINK 14
#define KIDREF 15
#define KIDREFS 16
#define KIGNORE 17
#define KIMPLIED 18
#define KINCLUDE 19
#define KINITIAL 20
#define KLINK 21
#define KLINKTYPE 22
#define KMD 23
#define KMS 24
#define KNAME 25
#define KNAMES 26
#define KNDATA 27
#define KNMTOKEN 28
#define KNMTOKENS 29
#define KNOTATION 30
#define KNUMBER 31
#define KNUMBERS 32
#define KNUTOKEN 33
#define KNUTOKENS 34
#define KO 35
#define KPCDATA 36
#define KPI 37
#define KPOSTLINK 38
#define KPUBLIC 39
#define KRCDATA 40
#define KRE 41
#define KREQUIRED 42
#define KRESTORE 43
#define KRS 44
#define KSDATA 45
#define KSHORTREF 46
#define KSIMPLE 47
#define KSPACE 48
#define KSTARTTAG 49
#define KSUBDOC 50
#define KSYSTEM 51
#define KTEMP 52
#define KUSELINK 53
#define KUSEMAP 54
#define NKEYS (KUSEMAP+1)
extern UNCH key[NKEYS][REFNAMELEN+1];
/* Holds the SGML keyword (not alterable by concrete syntax). */
extern UNCH sgmlkey[];