/* $Id: roff.h,v 1.74 2020/04/08 11:56:03 schwarze Exp $ */ /* * Copyright (c) 2013-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org> * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> * * 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 AUTHORS DISCLAIM ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS 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. * * Common data types for all syntax trees and related functions. */ struct ohash; struct mdoc_arg; union mdoc_data; struct tbl_span; struct eqn_box; enum roff_macroset { MACROSET_NONE = 0, MACROSET_MDOC, MACROSET_MAN }; enum roff_sec { SEC_NONE = 0, SEC_NAME, SEC_LIBRARY, SEC_SYNOPSIS, SEC_DESCRIPTION, SEC_CONTEXT, SEC_IMPLEMENTATION, /* IMPLEMENTATION NOTES */ SEC_RETURN_VALUES, SEC_ENVIRONMENT, SEC_FILES, SEC_EXIT_STATUS, SEC_EXAMPLES, SEC_DIAGNOSTICS, SEC_COMPATIBILITY, SEC_ERRORS, SEC_SEE_ALSO, SEC_STANDARDS, SEC_HISTORY, SEC_AUTHORS, SEC_CAVEATS, SEC_BUGS, SEC_SECURITY, SEC_CUSTOM, SEC__MAX }; enum roff_type { ROFFT_ROOT, ROFFT_BLOCK, ROFFT_HEAD, ROFFT_BODY, ROFFT_TAIL, ROFFT_ELEM, ROFFT_TEXT, ROFFT_COMMENT, ROFFT_TBL, ROFFT_EQN }; enum roff_tok { ROFF_br = 0, ROFF_ce, ROFF_fi, ROFF_ft, ROFF_ll, ROFF_mc, ROFF_nf, ROFF_po, ROFF_rj, ROFF_sp, ROFF_ta, ROFF_ti, ROFF_MAX, ROFF_ab, ROFF_ad, ROFF_af, ROFF_aln, ROFF_als, ROFF_am, ROFF_am1, ROFF_ami, ROFF_ami1, ROFF_as, ROFF_as1, ROFF_asciify, ROFF_backtrace, ROFF_bd, ROFF_bleedat, ROFF_blm, ROFF_box, ROFF_boxa, ROFF_bp, ROFF_BP, ROFF_break, ROFF_breakchar, ROFF_brnl, ROFF_brp, ROFF_brpnl, ROFF_c2, ROFF_cc, ROFF_cf, ROFF_cflags, ROFF_ch, ROFF_char, ROFF_chop, ROFF_class, ROFF_close, ROFF_CL, ROFF_color, ROFF_composite, ROFF_continue, ROFF_cp, ROFF_cropat, ROFF_cs, ROFF_cu, ROFF_da, ROFF_dch, ROFF_Dd, ROFF_de, ROFF_de1, ROFF_defcolor, ROFF_dei, ROFF_dei1, ROFF_device, ROFF_devicem, ROFF_di, ROFF_do, ROFF_ds, ROFF_ds1, ROFF_dwh, ROFF_dt, ROFF_ec, ROFF_ecr, ROFF_ecs, ROFF_el, ROFF_em, ROFF_EN, ROFF_eo, ROFF_EP, ROFF_EQ, ROFF_errprint, ROFF_ev, ROFF_evc, ROFF_ex, ROFF_fallback, ROFF_fam, ROFF_fc, ROFF_fchar, ROFF_fcolor, ROFF_fdeferlig, ROFF_feature, ROFF_fkern, ROFF_fl, ROFF_flig, ROFF_fp, ROFF_fps, ROFF_fschar, ROFF_fspacewidth, ROFF_fspecial, ROFF_ftr, ROFF_fzoom, ROFF_gcolor, ROFF_hc, ROFF_hcode, ROFF_hidechar, ROFF_hla, ROFF_hlm, ROFF_hpf, ROFF_hpfa, ROFF_hpfcode, ROFF_hw, ROFF_hy, ROFF_hylang, ROFF_hylen, ROFF_hym, ROFF_hypp, ROFF_hys, ROFF_ie, ROFF_if, ROFF_ig, /* MAN_in; ignored in mdoc(7) */ ROFF_index, ROFF_it, ROFF_itc, ROFF_IX, ROFF_kern, ROFF_kernafter, ROFF_kernbefore, ROFF_kernpair, ROFF_lc, ROFF_lc_ctype, ROFF_lds, ROFF_length, ROFF_letadj, ROFF_lf, ROFF_lg, ROFF_lhang, ROFF_linetabs, ROFF_lnr, ROFF_lnrf, ROFF_lpfx, ROFF_ls, ROFF_lsm, ROFF_lt, ROFF_mediasize, ROFF_minss, ROFF_mk, ROFF_mso, ROFF_na, ROFF_ne, ROFF_nh, ROFF_nhychar, ROFF_nm, ROFF_nn, ROFF_nop, ROFF_nr, ROFF_nrf, ROFF_nroff, ROFF_ns, ROFF_nx, ROFF_open, ROFF_opena, ROFF_os, ROFF_output, ROFF_padj, ROFF_papersize, ROFF_pc, ROFF_pev, ROFF_pi, ROFF_PI, ROFF_pl, ROFF_pm, ROFF_pn, ROFF_pnr, ROFF_ps, ROFF_psbb, ROFF_pshape, ROFF_pso, ROFF_ptr, ROFF_pvs, ROFF_rchar, ROFF_rd, ROFF_recursionlimit, ROFF_return, ROFF_rfschar, ROFF_rhang, ROFF_rm, ROFF_rn, ROFF_rnn, ROFF_rr, ROFF_rs, ROFF_rt, ROFF_schar, ROFF_sentchar, ROFF_shc, ROFF_shift, ROFF_sizes, ROFF_so, ROFF_spacewidth, ROFF_special, ROFF_spreadwarn, ROFF_ss, ROFF_sty, ROFF_substring, ROFF_sv, ROFF_sy, ROFF_T_, ROFF_tc, ROFF_TE, ROFF_TH, ROFF_tkf, ROFF_tl, ROFF_tm, ROFF_tm1, ROFF_tmc, ROFF_tr, ROFF_track, ROFF_transchar, ROFF_trf, ROFF_trimat, ROFF_trin, ROFF_trnt, ROFF_troff, ROFF_TS, ROFF_uf, ROFF_ul, ROFF_unformat, ROFF_unwatch, ROFF_unwatchn, ROFF_vpt, ROFF_vs, ROFF_warn, ROFF_warnscale, ROFF_watch, ROFF_watchlength, ROFF_watchn, ROFF_wh, ROFF_while, ROFF_write, ROFF_writec, ROFF_writem, ROFF_xflag, ROFF_cblock, ROFF_RENAMED, ROFF_USERDEF, TOKEN_NONE, MDOC_Dd, MDOC_Dt, MDOC_Os, MDOC_Sh, MDOC_Ss, MDOC_Pp, MDOC_D1, MDOC_Dl, MDOC_Bd, MDOC_Ed, MDOC_Bl, MDOC_El, MDOC_It, MDOC_Ad, MDOC_An, MDOC_Ap, MDOC_Ar, MDOC_Cd, MDOC_Cm, MDOC_Dv, MDOC_Er, MDOC_Ev, MDOC_Ex, MDOC_Fa, MDOC_Fd, MDOC_Fl, MDOC_Fn, MDOC_Ft, MDOC_Ic, MDOC_In, MDOC_Li, MDOC_Nd, MDOC_Nm, MDOC_Op, MDOC_Ot, MDOC_Pa, MDOC_Rv, MDOC_St, MDOC_Va, MDOC_Vt, MDOC_Xr, MDOC__A, MDOC__B, MDOC__D, MDOC__I, MDOC__J, MDOC__N, MDOC__O, MDOC__P, MDOC__R, MDOC__T, MDOC__V, MDOC_Ac, MDOC_Ao, MDOC_Aq, MDOC_At, MDOC_Bc, MDOC_Bf, MDOC_Bo, MDOC_Bq, MDOC_Bsx, MDOC_Bx, MDOC_Db, MDOC_Dc, MDOC_Do, MDOC_Dq, MDOC_Ec, MDOC_Ef, MDOC_Em, MDOC_Eo, MDOC_Fx, MDOC_Ms, MDOC_No, MDOC_Ns, MDOC_Nx, MDOC_Ox, MDOC_Pc, MDOC_Pf, MDOC_Po, MDOC_Pq, MDOC_Qc, MDOC_Ql, MDOC_Qo, MDOC_Qq, MDOC_Re, MDOC_Rs, MDOC_Sc, MDOC_So, MDOC_Sq, MDOC_Sm, MDOC_Sx, MDOC_Sy, MDOC_Tn, MDOC_Ux, MDOC_Xc, MDOC_Xo, MDOC_Fo, MDOC_Fc, MDOC_Oo, MDOC_Oc, MDOC_Bk, MDOC_Ek, MDOC_Bt, MDOC_Hf, MDOC_Fr, MDOC_Ud, MDOC_Lb, MDOC_Lp, MDOC_Lk, MDOC_Mt, MDOC_Brq, MDOC_Bro, MDOC_Brc, MDOC__C, MDOC_Es, MDOC_En, MDOC_Dx, MDOC__Q, MDOC__U, MDOC_Ta, MDOC_Tg, MDOC_MAX, MAN_TH, MAN_SH, MAN_SS, MAN_TP, MAN_TQ, MAN_LP, MAN_PP, MAN_P, MAN_IP, MAN_HP, MAN_SM, MAN_SB, MAN_BI, MAN_IB, MAN_BR, MAN_RB, MAN_R, MAN_B, MAN_I, MAN_IR, MAN_RI, MAN_RE, MAN_RS, MAN_DT, MAN_UC, MAN_PD, MAN_AT, MAN_in, MAN_SY, MAN_YS, MAN_OP, MAN_EX, MAN_EE, MAN_UR, MAN_UE, MAN_MT, MAN_ME, MAN_MAX }; /* * Indicates that a BODY's formatting has ended, but * the scope is still open. Used for badly nested blocks. */ enum mdoc_endbody { ENDBODY_NOT = 0, ENDBODY_SPACE /* Is broken: append a space. */ }; enum mandoc_os { MANDOC_OS_OTHER = 0, MANDOC_OS_NETBSD, MANDOC_OS_OPENBSD }; struct roff_node { struct roff_node *parent; /* Parent AST node. */ struct roff_node *child; /* First child AST node. */ struct roff_node *last; /* Last child AST node. */ struct roff_node *next; /* Sibling AST node. */ struct roff_node *prev; /* Prior sibling AST node. */ struct roff_node *head; /* BLOCK */ struct roff_node *body; /* BLOCK/ENDBODY */ struct roff_node *tail; /* BLOCK */ struct mdoc_arg *args; /* BLOCK/ELEM */ union mdoc_data *norm; /* Normalized arguments. */ char *string; /* TEXT */ char *tag; /* For less(1) :t and HTML id=. */ struct tbl_span *span; /* TBL */ struct eqn_box *eqn; /* EQN */ int line; /* Input file line number. */ int pos; /* Input file column number. */ int flags; #define NODE_VALID (1 << 0) /* Has been validated. */ #define NODE_ENDED (1 << 1) /* Gone past body end mark. */ #define NODE_BROKEN (1 << 2) /* Must validate parent when ending. */ #define NODE_LINE (1 << 3) /* First macro/text on line. */ #define NODE_DELIMO (1 << 4) #define NODE_DELIMC (1 << 5) #define NODE_EOS (1 << 6) /* At sentence boundary. */ #define NODE_SYNPRETTY (1 << 7) /* SYNOPSIS-style formatting. */ #define NODE_NOFILL (1 << 8) /* Fill mode switched off. */ #define NODE_NOSRC (1 << 9) /* Generated node, not in input file. */ #define NODE_NOPRT (1 << 10) /* Shall not print anything. */ #define NODE_ID (1 << 11) /* Target for deep linking. */ #define NODE_HREF (1 << 12) /* Link to another place in this page. */ int prev_font; /* Before entering this node. */ int aux; /* Decoded node data, type-dependent. */ enum roff_tok tok; /* Request or macro ID. */ enum roff_type type; /* AST node type. */ enum roff_sec sec; /* Current named section. */ enum mdoc_endbody end; /* BODY */ }; struct roff_meta { struct roff_node *first; /* The first node parsed. */ char *msec; /* Manual section, usually a digit. */ char *vol; /* Manual volume title. */ char *os; /* Operating system. */ char *arch; /* Machine architecture. */ char *title; /* Manual title, usually CAPS. */ char *name; /* Leading manual name. */ char *date; /* Normalized date. */ char *sodest; /* .so target file name or NULL. */ int hasbody; /* Document is not empty. */ int rcsids; /* Bits indexed by enum mandoc_os. */ enum mandoc_os os_e; /* Operating system. */ enum roff_macroset macroset; /* Kind of high-level macros used. */ }; extern const char *const *roff_name; int arch_valid(const char *, enum mandoc_os); void deroff(char **, const struct roff_node *); struct roff_node *roff_node_child(struct roff_node *); struct roff_node *roff_node_next(struct roff_node *); struct roff_node *roff_node_prev(struct roff_node *); int roff_node_transparent(struct roff_node *); int roff_tok_transparent(enum roff_tok);