version 1.103, 2010/08/20 01:02:07 |
version 1.105, 2010/10/04 07:01:02 |
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#ifndef MDOC_H |
#ifndef MDOC_H |
#define MDOC_H |
#define MDOC_H |
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/* |
/* |
* This library implements a validating scanner/parser for ``mdoc'' roff |
* What follows is a list of ALL possible macros. |
* macro documents, a.k.a. BSD manual page documents. The mdoc.c file |
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* drives the parser, while macro.c describes the macro ontologies. |
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* validate.c pre- and post-validates parsed macros, and action.c |
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* performs actions on parsed and validated macros. |
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*/ |
*/ |
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/* What follows is a list of ALL possible macros. */ |
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enum mdoct { |
enum mdoct { |
MDOC_Ap = 0, |
MDOC_Ap = 0, |
MDOC_Dd, |
MDOC_Dd, |
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MDOC_MAX |
MDOC_MAX |
}; |
}; |
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/* What follows is a list of ALL possible macro arguments. */ |
/* |
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* What follows is a list of ALL possible macro arguments. |
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*/ |
enum mdocargt { |
enum mdocargt { |
MDOC_Split, |
MDOC_Split, |
MDOC_Nosplit, |
MDOC_Nosplit, |
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MDOC_ARG_MAX |
MDOC_ARG_MAX |
}; |
}; |
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/* Type of a syntax node. */ |
/* |
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* Type of a syntax node. |
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*/ |
enum mdoc_type { |
enum mdoc_type { |
MDOC_TEXT, |
MDOC_TEXT, |
MDOC_ELEM, |
MDOC_ELEM, |
Line 197 enum mdoc_type { |
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Line 193 enum mdoc_type { |
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MDOC_ROOT |
MDOC_ROOT |
}; |
}; |
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/* Section (named/unnamed) of `Sh'. */ |
/* |
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* Section (named/unnamed) of `Sh'. Note that these appear in the |
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* conventional order imposed by mdoc.7. |
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*/ |
enum mdoc_sec { |
enum mdoc_sec { |
SEC_NONE, /* No section, yet. */ |
SEC_NONE = 0, /* No section, yet. */ |
SEC_NAME, |
SEC_NAME, |
SEC_LIBRARY, |
SEC_LIBRARY, |
SEC_SYNOPSIS, |
SEC_SYNOPSIS, |
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SEC_CAVEATS, |
SEC_CAVEATS, |
SEC_BUGS, |
SEC_BUGS, |
SEC_SECURITY, |
SEC_SECURITY, |
SEC_CUSTOM, /* User-defined. */ |
SEC_CUSTOM, /* User-defined. */ |
SEC__MAX |
SEC__MAX |
}; |
}; |
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/* Information from prologue. */ |
/* |
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* Information from prologue. |
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*/ |
struct mdoc_meta { |
struct mdoc_meta { |
char *msec; |
char *msec; /* `Dt' section (1, 3p, etc.) */ |
char *vol; |
char *vol; /* `Dt' volume (implied) */ |
char *arch; |
char *arch; /* `Dt' arch (i386, etc.) */ |
time_t date; |
time_t date; /* `Dd' normalised date */ |
char *title; |
char *title; /* `Dt' title (FOO, etc.) */ |
char *os; |
char *os; /* `Os' system (OpenBSD, etc.) */ |
char *name; |
char *name; /* leading `Nm' name */ |
}; |
}; |
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/* An argument to a macro (multiple values = `It -column'). */ |
/* |
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* An argument to a macro (multiple values = `-column xxx yyy'). |
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*/ |
struct mdoc_argv { |
struct mdoc_argv { |
enum mdocargt arg; |
enum mdocargt arg; /* type of argument */ |
int line; |
int line; |
int pos; |
int pos; |
size_t sz; |
size_t sz; /* elements in "value" */ |
char **value; |
char **value; /* argument strings */ |
}; |
}; |
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/* |
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* Reference-counted macro arguments. These are refcounted because |
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* blocks have multiple instances of the same arguments spread across |
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* the HEAD, BODY, TAIL, and BLOCK node types. |
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*/ |
struct mdoc_arg { |
struct mdoc_arg { |
size_t argc; |
size_t argc; |
struct mdoc_argv *argv; |
struct mdoc_argv *argv; |
unsigned int refcnt; |
unsigned int refcnt; |
}; |
}; |
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/* |
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* Indicates that a BODY's formatting has ended, but the scope is still |
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* open. Used for syntax-broken blocks. |
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*/ |
enum mdoc_endbody { |
enum mdoc_endbody { |
ENDBODY_NOT = 0, |
ENDBODY_NOT = 0, |
ENDBODY_SPACE, |
ENDBODY_SPACE, /* is broken: append a space */ |
ENDBODY_NOSPACE |
ENDBODY_NOSPACE /* is broken: don't append a space */ |
}; |
}; |
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/* |
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* Normalised `Bl' list type. |
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*/ |
enum mdoc_list { |
enum mdoc_list { |
LIST__NONE = 0, |
LIST__NONE = 0, |
LIST_bullet, |
LIST_bullet, |
Line 271 enum mdoc_list { |
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Line 286 enum mdoc_list { |
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LIST_tag |
LIST_tag |
}; |
}; |
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/* |
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* Normalised `Bd' display type. |
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*/ |
enum mdoc_disp { |
enum mdoc_disp { |
DISP__NONE = 0, |
DISP__NONE = 0, |
DISP_centred, |
DISP_centred, |
Line 280 enum mdoc_disp { |
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Line 298 enum mdoc_disp { |
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DISP_literal |
DISP_literal |
}; |
}; |
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/* |
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* Normalised `An' splitting argument. |
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*/ |
enum mdoc_auth { |
enum mdoc_auth { |
AUTH__NONE = 0, |
AUTH__NONE = 0, |
AUTH_split, |
AUTH_split, |
AUTH_nosplit |
AUTH_nosplit |
}; |
}; |
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/* |
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* Normalised `Bf' font type. |
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*/ |
enum mdoc_font { |
enum mdoc_font { |
FONT__NONE = 0, |
FONT__NONE = 0, |
FONT_Em, |
FONT_Em, |
Line 293 enum mdoc_font { |
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Line 317 enum mdoc_font { |
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FONT_Sy |
FONT_Sy |
}; |
}; |
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/* |
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* Normalised arguments for `Bd'. |
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*/ |
struct mdoc_bd { |
struct mdoc_bd { |
const char *offs; /* -offset */ |
const char *offs; /* -offset */ |
enum mdoc_disp type; /* -ragged, etc. */ |
enum mdoc_disp type; /* -ragged, etc. */ |
int comp; /* -compact */ |
int comp; /* -compact */ |
}; |
}; |
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/* |
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* Normalised arguments for `Bl'. |
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*/ |
struct mdoc_bl { |
struct mdoc_bl { |
const char *width; /* -width */ |
const char *width; /* -width */ |
const char *offs; /* -offset */ |
const char *offs; /* -offset */ |
Line 308 struct mdoc_bl { |
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Line 338 struct mdoc_bl { |
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const char **cols; /* -column val ptr */ |
const char **cols; /* -column val ptr */ |
}; |
}; |
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/* |
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* Normalised arguments for `Bf'. |
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*/ |
struct mdoc_bf { |
struct mdoc_bf { |
enum mdoc_font font; /* font */ |
enum mdoc_font font; /* font */ |
}; |
}; |
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/* |
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* Normalised arguments for `An'. |
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*/ |
struct mdoc_an { |
struct mdoc_an { |
enum mdoc_auth auth; /* -split, etc. */ |
enum mdoc_auth auth; /* -split, etc. */ |
}; |
}; |
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/* Node in AST. */ |
/* |
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* Consists of normalised node arguments. These should be used instead |
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* of iterating through the mdoc_arg pointers of a node: defaults are |
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* provided, etc. |
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*/ |
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union mdoc_data { |
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struct mdoc_an An; |
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struct mdoc_bd *Bd; |
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struct mdoc_bf *Bf; |
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struct mdoc_bl *Bl; |
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}; |
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/* |
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* Single node in tree-linked AST. |
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*/ |
struct mdoc_node { |
struct mdoc_node { |
struct mdoc_node *parent; /* parent AST node */ |
struct mdoc_node *parent; /* parent AST node */ |
struct mdoc_node *child; /* first child AST node */ |
struct mdoc_node *child; /* first child AST node */ |
Line 336 struct mdoc_node { |
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Line 386 struct mdoc_node { |
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enum mdoc_type type; /* AST node type */ |
enum mdoc_type type; /* AST node type */ |
enum mdoc_sec sec; /* current named section */ |
enum mdoc_sec sec; /* current named section */ |
/* FIXME: these can be union'd to shave a few bytes. */ |
/* FIXME: these can be union'd to shave a few bytes. */ |
struct mdoc_arg *args; /* BLOCK/ELEM */ |
struct mdoc_arg *args; /* BLOCK/ELEM */ |
struct mdoc_node *pending; /* BLOCK */ |
struct mdoc_node *pending; /* BLOCK */ |
struct mdoc_node *head; /* BLOCK */ |
struct mdoc_node *head; /* BLOCK */ |
struct mdoc_node *body; /* BLOCK */ |
struct mdoc_node *body; /* BLOCK */ |
struct mdoc_node *tail; /* BLOCK */ |
struct mdoc_node *tail; /* BLOCK */ |
char *string; /* TEXT */ |
char *string; /* TEXT */ |
enum mdoc_endbody end; /* BODY */ |
enum mdoc_endbody end; /* BODY */ |
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union mdoc_data data; |
union { |
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struct mdoc_an An; |
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struct mdoc_bd *Bd; |
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struct mdoc_bf *Bf; |
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struct mdoc_bl *Bl; |
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} data; |
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}; |
}; |
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/* See mdoc.3 for documentation. */ |
/* |
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* Names of macros. Index is enum mdoct. Indexing into this returns |
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* the normalised name, e.g., mdoc_macronames[MDOC_Sh] -> "Sh". |
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*/ |
extern const char *const *mdoc_macronames; |
extern const char *const *mdoc_macronames; |
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/* |
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* Names of macro args. Index is enum mdocargt. Indexing into this |
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* returns the normalised name, e.g., mdoc_argnames[MDOC_File] -> |
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* "file". |
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*/ |
extern const char *const *mdoc_argnames; |
extern const char *const *mdoc_argnames; |
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__BEGIN_DECLS |
__BEGIN_DECLS |
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struct mdoc; |
struct mdoc; |
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/* See mdoc.3 for documentation. */ |
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void mdoc_free(struct mdoc *); |
void mdoc_free(struct mdoc *); |
struct mdoc *mdoc_alloc(struct regset *, void *, mandocmsg); |
struct mdoc *mdoc_alloc(struct regset *, void *, mandocmsg); |