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- /* 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 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 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[];
-