/* $Id$ */
/*
* Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef MDOC_H
#define MDOC_H
/* What follows is a list of ALL possible macros. */
#define MDOC___ 0
#define MDOC_Dd 1
#define MDOC_Dt 2
#define MDOC_Os 3
#define MDOC_Sh 4
#define MDOC_Ss 5
#define MDOC_Pp 6
#define MDOC_D1 7
#define MDOC_Dl 8
#define MDOC_Bd 9
#define MDOC_Ed 10
#define MDOC_Bl 11
#define MDOC_El 12
#define MDOC_It 13
#define MDOC_Ad 14
#define MDOC_An 15
#define MDOC_Ar 16
#define MDOC_Cd 17
#define MDOC_Cm 18
#define MDOC_Dv 19
#define MDOC_Er 20
#define MDOC_Ev 21
#define MDOC_Ex 22
#define MDOC_Fa 23
#define MDOC_Fd 24
#define MDOC_Fl 25
#define MDOC_Fn 26
#define MDOC_Ft 27
#define MDOC_Ic 28
#define MDOC_In 29
#define MDOC_Li 30
#define MDOC_Nd 31
#define MDOC_Nm 32
#define MDOC_Op 33
#define MDOC_Ot 34
#define MDOC_Pa 35
#define MDOC_Rv 36
#define MDOC_St 37
#define MDOC_Va 38
#define MDOC_Vt 39
#define MDOC_Xr 40
#define MDOC__A 41
#define MDOC__B 42
#define MDOC__D 43
#define MDOC__I 44
#define MDOC__J 45
#define MDOC__N 46
#define MDOC__O 47
#define MDOC__P 48
#define MDOC__R 49
#define MDOC__T 50
#define MDOC__V 51
#define MDOC_Ac 52
#define MDOC_Ao 53
#define MDOC_Aq 54
#define MDOC_At 55
#define MDOC_Bc 56
#define MDOC_Bf 57
#define MDOC_Bo 58
#define MDOC_Bq 59
#define MDOC_Bsx 60
#define MDOC_Bx 61
#define MDOC_Db 62
#define MDOC_Dc 63
#define MDOC_Do 64
#define MDOC_Dq 65
#define MDOC_Ec 66
#define MDOC_Ef 67
#define MDOC_Em 68
#define MDOC_Eo 69
#define MDOC_Fx 70
#define MDOC_Ms 71
#define MDOC_No 72
#define MDOC_Ns 73
#define MDOC_Nx 74
#define MDOC_Ox 75
#define MDOC_Pc 76
#define MDOC_Pf 77
#define MDOC_Po 78
#define MDOC_Pq 79
#define MDOC_Qc 80
#define MDOC_Ql 81
#define MDOC_Qo 82
#define MDOC_Qq 83
#define MDOC_Re 84
#define MDOC_Rs 85
#define MDOC_Sc 86
#define MDOC_So 87
#define MDOC_Sq 88
#define MDOC_Sm 89
#define MDOC_Sx 90
#define MDOC_Sy 91
#define MDOC_Tn 92
#define MDOC_Ux 93
#define MDOC_Xc 94
#define MDOC_Xo 95
#define MDOC_Fo 96
#define MDOC_Fc 97
#define MDOC_Oo 98
#define MDOC_Oc 99
#define MDOC_Bk 100
#define MDOC_Ek 101
#define MDOC_Bt 102
#define MDOC_Hf 103
#define MDOC_Fr 104
#define MDOC_Ud 105
#define MDOC_MAX 106
/* What follows is a list of ALL possible macro arguments. */
#define MDOC_Split 0
#define MDOC_Nosplit 1
#define MDOC_Ragged 2
#define MDOC_Unfilled 3
#define MDOC_Literal 4
#define MDOC_File 5
#define MDOC_Offset 6
#define MDOC_Bullet 7
#define MDOC_Dash 8
#define MDOC_Hyphen 9
#define MDOC_Item 10
#define MDOC_Enum 11
#define MDOC_Tag 12
#define MDOC_Diag 13
#define MDOC_Hang 14
#define MDOC_Ohang 15
#define MDOC_Inset 16
#define MDOC_Column 17
#define MDOC_Width 18
#define MDOC_Compact 19
#define MDOC_Std 20
#define MDOC_p1003_1_88 21
#define MDOC_p1003_1_90 22
#define MDOC_p1003_1_96 23
#define MDOC_p1003_1_2001 24
#define MDOC_p1003_1_2004 25
#define MDOC_p1003_1 26
#define MDOC_p1003_1b 27
#define MDOC_p1003_1b_93 28
#define MDOC_p1003_1c_95 29
#define MDOC_p1003_1g_2000 30
#define MDOC_p1003_2_92 31
#define MDOC_p1387_2_95 32
#define MDOC_p1003_2 33
#define MDOC_p1387_2 34
#define MDOC_isoC_90 35
#define MDOC_isoC_amd1 36
#define MDOC_isoC_tcor1 37
#define MDOC_isoC_tcor2 38
#define MDOC_isoC_99 39
#define MDOC_ansiC 40
#define MDOC_ansiC_89 41
#define MDOC_ansiC_99 42
#define MDOC_ieee754 43
#define MDOC_iso8802_3 44
#define MDOC_xpg3 45
#define MDOC_xpg4 46
#define MDOC_xpg4_2 47
#define MDOC_xpg4_3 48
#define MDOC_xbd5 49
#define MDOC_xcu5 50
#define MDOC_xsh5 51
#define MDOC_xns5 52
#define MDOC_xns5_2d2_0 53
#define MDOC_xcurses4_2 54
#define MDOC_susv2 55
#define MDOC_susv3 56
#define MDOC_svid4 57
#define MDOC_Filled 58
#define MDOC_Words 59
#define MDOC_Emphasis 60
#define MDOC_Symbolic 61
#define MDOC_ARG_MAX 62
enum mdoc_warn {
WARN_SYNTAX, /* Syntax warn (at line/col). */
WARN_COMPAT /* Groff compat warn (at line/col). */
};
/* Possible values for the `At' macro. */
enum mdoc_att {
ATT_DEFAULT = 0,
ATT_v1,
ATT_v2,
ATT_v3,
ATT_v4,
ATT_v5,
ATT_v6,
ATT_v7,
ATT_32v,
ATT_V1,
ATT_V2,
ATT_V3,
ATT_V4
};
/* An argument to a macro (multiple values = `It -column'). */
struct mdoc_arg {
int arg;
int line;
int pos;
size_t sz;
char **value;
};
/*
* Simplified grammar of syntax tree:
*
* MDOC_ROOT: root of tree
* MDOC_TEXT: free-form text
* MDOC_ELEM: elem [args] MDOC_TEXT...
* MDOC_BLOCK, MDOC_HEAD, MDOC_BODY, MDOC_TAIL:
* MDOC_BLOCK:
* MDOC_HEAD [args] (MDOC_TEXT|MDOC_ELEM|MDOC_BLOCK)...
* MDOC_BODY (MDOC_TEXT|MDOC_ELEM|MDOC_BLOCK)...
* MDOC_TAIL (optional) (MDOC_TEXT|MDOC_ELEM|MDOC_BLOCK)...
*/
/* Type of a syntax node. */
enum mdoc_type {
MDOC_TEXT,
MDOC_ELEM,
MDOC_HEAD,
MDOC_TAIL,
MDOC_BODY,
MDOC_BLOCK,
MDOC_ROOT
};
/* Manual section. */
enum mdoc_msec {
MSEC_DEFAULT = 0,
MSEC_1,
MSEC_2,
MSEC_3,
MSEC_3f,
MSEC_3p,
MSEC_4,
MSEC_5,
MSEC_6,
MSEC_7,
MSEC_8,
MSEC_9,
MSEC_X11,
MSEC_X11R6,
MSEC_local,
MSEC_n,
MSEC_unass,
MSEC_draft,
MSEC_paper
};
/* Section (named/unnamed) of `Ss'. */
enum mdoc_sec {
SEC_PROLOGUE = 0,
SEC_BODY,
SEC_NAME,
SEC_SYNOPSIS,
SEC_DESCRIPTION,
SEC_RETURN_VALUES,
SEC_ENVIRONMENT,
SEC_FILES,
SEC_EXAMPLES,
SEC_DIAGNOSTICS,
SEC_ERRORS,
SEC_SEE_ALSO,
SEC_STANDARDS,
SEC_HISTORY,
SEC_AUTHORS,
SEC_CAVEATS,
SEC_BUGS,
SEC_CUSTOM
};
/* Volume of `Dt'. */
enum mdoc_vol {
VOL_DEFAULT = 0,
VOL_AMD,
VOL_IND,
VOL_KM,
VOL_LOCAL,
VOL_PRM,
VOL_PS1,
VOL_SMM,
VOL_URM,
VOL_USD
};
/* Architecture of `Dt'. */
enum mdoc_arch {
ARCH_DEFAULT = 0,
ARCH_alpha,
ARCH_amd64,
ARCH_amiga,
ARCH_arc,
ARCH_arm,
ARCH_armish,
ARCH_aviion,
ARCH_hp300,
ARCH_hppa,
ARCH_hppa64,
ARCH_i386,
ARCH_landisk,
ARCH_luna88k,
ARCH_mac68k,
ARCH_macppc,
ARCH_mvme68k,
ARCH_mvme88k,
ARCH_mvmeppc,
ARCH_pmax,
ARCH_sgi,
ARCH_socppc,
ARCH_sparc,
ARCH_sparc64,
ARCH_sun3,
ARCH_vax,
ARCH_zaurus
};
/* Meta-information from prologue. */
struct mdoc_meta {
enum mdoc_msec msec;
enum mdoc_vol vol;
enum mdoc_arch arch;
time_t date;
char *title;
char *os;
char *name;
};
struct mdoc_text {
char *string;
};
struct mdoc_block {
size_t argc;
struct mdoc_arg *argv;
struct mdoc_node *head;
struct mdoc_node *body;
struct mdoc_node *tail;
};
struct mdoc_elem {
size_t sz;
char **args;
size_t argc;
struct mdoc_arg *argv;
};
union mdoc_data {
struct mdoc_text text;
struct mdoc_elem elem;
struct mdoc_block block;
};
/* Syntax node in parse tree. */
struct mdoc_node {
struct mdoc_node *parent;
struct mdoc_node *child;
struct mdoc_node *next;
struct mdoc_node *prev;
int line;
int pos;
int tok;
enum mdoc_type type;
union mdoc_data data;
};
/* Call-backs for parse messages. */
struct mdoc_cb {
void (*mdoc_msg)(void *, int, int, const char *);
int (*mdoc_err)(void *, int, int, const char *);
int (*mdoc_warn)(void *, int, int,
enum mdoc_warn, const char *);
};
extern const char *const *mdoc_macronames;
extern const char *const *mdoc_argnames;
__BEGIN_DECLS
struct mdoc;
/* Free memory allocated with mdoc_alloc. */
void mdoc_free(struct mdoc *);
/* Allocate a new parser instance. */
struct mdoc *mdoc_alloc(void *data, const struct mdoc_cb *);
/* Parse a single line (boolean retval). */
int mdoc_parseln(struct mdoc *, int, char *buf);
/* Get parse result or NULL. */
const struct mdoc_node *mdoc_result(struct mdoc *);
/* Signal end of parse sequence (boolean retval). */
int mdoc_endparse(struct mdoc *);
__END_DECLS
#endif /*!MDOC_H*/
