2 * CDE - Common Desktop Environment
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6 * These libraries and programs are free software; you can
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18 * You should have received a copy of the GNU Lesser General Public
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23 /* $XConsortium: sgmlxtrn.h /main/3 1996/06/19 17:18:25 drk $ */
24 /* SGMLXTRN.H: External declarations for SGML public variables.
25 Exceptions: Constants lex????? and del????? are defined in
26 LEX?????.C modules; constants pcb????? are defined in PCB?????.c.
28 #ifndef SGMLXTRN /* Don't include this file more than once. */
30 extern int badresw; /* 1=REF_ out of context; 0=valid. */
31 extern int charmode; /* >0=in #CHARS; 0=not. */
32 extern int conactsw; /* 1=return saved content action 0=get new one.*/
33 extern int conrefsw; /* 1=content reference att specified; 0=no. */
34 extern int contersv; /* Save contersw while processing pending REF. */
35 extern int contersw; /* 1=element or #CHARS out of context; 0=valid. */
36 extern int datarc; /* Return code for data: DAF_ or REF_. */
37 extern int delmscsw; /* 1=DELMSC must be read on return to es==0. */
38 extern int didreq; /* 1=required implied tag processed; 0=no. */
39 extern int dostag; /* 1=retry newetd instead of parsing; 0=parse. */
40 extern int dtdsw; /* DOCTYPE declaration found: 1=yes; 0=no. */
41 extern int entdatsw; /* 2=CDATA entity; 4=SDATA; 8=NDATA; 0=none. */
42 extern int entpisw; /* 4=PI entity occurred; 0=not. */
43 extern int eodsw; /* 1=eod found in error; 0=not yet. */
44 extern int eofsw; /* 1=eof found in body of document; 0=not yet. */
45 extern int etagimct; /* Implicitly ended elements left on stack. */
46 extern int etagimsw; /* 1=end-tag implied by other end-tag; 0=not. */
47 extern int etagmin; /* Minim: NONE NULL NET DATA; implied by S/ETAG*/
48 extern int etictr; /* Number of "NET enabled" tags on stack. */
49 extern int etisw; /* 1=tag ended with eti; 0=did not. */
50 extern int indtdsw; /* Are we in the DTD? 1=yes; 0=no. */
51 extern int mslevel; /* Nesting level of marked sections. */
52 extern int msplevel; /* Nested MS levels subject to special parse. */
53 extern int prologsw; /* 1=in prolog; 0=not. */
54 extern int pss; /* SGMLACT: scbsgml stack level. */
55 extern int sgmlsw; /* SGML declaration found: 1=yes; 0=no. */
56 extern int stagmin; /* Minimization: NONE, NULL tag, implied by STAG*/
57 extern int tagctr; /* Tag source chars read. */
58 extern int ts; /* Index of current tag in stack. */
59 extern struct parse *propcb; /* Current PCB for prolog parse. */
60 extern int aentctr; /* Number of ENTITY tokens in this att list. */
61 extern int conact; /* Return code from content parse. */
62 extern int conrefsv; /* Save conrefsw when doing implied start-tag.*/
63 extern int dtdrefsw; /* External DTD? 1=yes; 0=no. */
64 extern int etiswsv; /* Save etisw when processing implied start-tag.*/
65 extern int grplvl; /* Current level of nested grps in model. */
66 extern int idrctr; /* Number of IDREF tokens in this att list. */
67 extern int mdessv; /* ES level at start of markup declaration. */
68 extern int notadn; /* Position of NOTATION attribute in list. */
69 extern int parmno; /* Current markup declaration parameter number. */
70 extern int pexsw; /* 1=tag valid solely because of plus exception.*/
71 extern int rcessv; /* ES level at start of RCDATA content. */
72 extern int tagdelsw; /* 1=tag ended with delimiter; 0=no delimiter. */
73 extern int tokencnt; /* Number of tokens found in attribute value. */
74 extern struct entity *ecbdeflt; /* #DEFAULT ecb (NULL if no default entity). */
75 extern struct etd *docetd; /* The etd for the document as a whole. */
76 extern struct etd *etagreal; /* Actual or dummy etd that implied this tag. */
77 extern struct etd *newetd; /* The etd for a start- or end-tag recognized. */
78 extern struct etd *nextetd; /* ETD that must come next (only one choice). */
79 extern struct etd *stagreal; /* Actual or dummy etd that implied this tag. */
80 extern struct parse *conpcb; /* Current PCB for content parse. */
81 extern UNCH *data; /* Pointer to returned data in buffer. */
82 extern UNCH *mdname; /* Name of current markup declaration. */
83 extern UNCH *ptcon; /* Current pointer into tbuf. */
84 extern UNCH *ptpro; /* Current pointer into tbuf. */
85 extern UNCH *rbufs; /* DOS file read area: start position for read. */
86 extern UNCH *subdcl; /* Subject of markup declaration (e.g., GI). */
87 extern int Tstart; /* Save starting token for AND group testing. */
88 extern UNS conradn; /* 1=CONREF attribute in list (0=no). */
89 extern UNS datalen; /* Length of returned data in buffer. */
90 extern UNS entlen; /* Length of TAG or EXTERNAL entity text. */
91 extern UNS idadn; /* Number of ID attribute (0 if none). */
92 extern UNS noteadn; /* Number of NOTATION attribute (0 if none). */
93 extern UNS reqadn; /* Num of atts with REQUIRED default (0=none). */
94 extern int grplongs; /* Number of longs for GRPCNT bitvector. */
95 /* Variable arrays and structures.
97 extern struct ad *al; /* Current attribute list work area. */
98 extern struct dcncb *dcntab[];/* List of data content notation names. */
99 extern struct entity *etab[]; /* Entity hash table. */
100 extern struct etd *etdtab[]; /* Element type definition hash table. */
101 extern struct fpi fpidf; /* Fpi for #DEFAULT entity. */
102 extern struct id *itab[]; /* Unique identifier hash table. */
103 extern struct etd **nmgrp; /* Element name group */
104 extern PDCB *nnmgrp; /* Notation name group */
105 extern struct restate *scbsgml; /* SGMLACT: return action state stack. */
106 extern struct srh *srhtab[]; /* List of SHORTREF table headers. */
107 extern struct sgmlstat ds; /* Document statistics. */
108 extern struct switches sw; /* Parser control switches set by text proc. */
109 extern struct tag *tags; /* Stack of open elements ("tag stack"). */
110 extern struct thdr *gbuf; /* Buffer for creating group. */
111 extern struct thdr prcon[]; /* 0-2: Model for *DOC content. */
112 extern struct thdr undechdr; /* 0: Default model hdr for undeclared content. */
113 extern UNCH *dtype; /* Document type name. */
114 extern UNCH *entbuf; /* Buffer for entity reference name. */
115 extern UNCH fce[]; /* String form of FCE char (fce[1] must be EOS).*/
116 extern UNCH nonchbuf[]; /* Buffer for valid nonchar character reference.*/
117 extern UNCH *tbuf; /* Work area for tokenization. */
118 extern UNCH *lbuf; /* In tbuf: Literal parse area; TAGLEN limit.*/
119 extern struct entity *dumpecb; /* SRMNULL points to this. */
120 extern UNCH *sysibuf;
121 extern UNCH *pubibuf;
122 extern UNCH *nmbuf; /* Name buffer used by mdentity. */
123 extern struct mpos *savedpos;
127 extern int scbsgmnr; /* SCBSGML: new record; do not ignore RE. */
128 extern int scbsgmst; /* SCBSGML: trailing stag or markup; ignore RE. */
129 extern struct map dctab[]; /* Keywords for declared content parameter. */
130 extern struct map deftab[]; /* Default value keywords. */
131 extern struct map dvtab[]; /* Declared value: keywords and type codes.*/
132 extern struct map enttab[]; /* Entity declaration second parameter. */
133 extern struct map exttab[]; /* Keywords for external identifier. */
134 extern struct map extettab[]; /* Keywords for external entity type. */
135 extern struct map funtab[]; /* Function character reference names. */
136 extern struct map mstab[]; /* Marked section keywords. */
137 extern struct map pubcltab[]; /* Keywords for public text class. */
138 extern UNCH indefent[]; /* Internal name: default entity name. */
139 extern UNCH indefetd[]; /* Internal name: default document type. */
140 extern UNCH indocent[]; /* Internal name: SGML document entity. */
141 extern UNCH indocetd[]; /* Internal name: etd for document as a whole. */
142 extern UNCH indtdent[]; /* Internal name: external DTD entity. */
143 extern char license[]; /* SGML Users' Group free license. */
144 #endif /* ndef SGMLXTRN */