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Annotation of mandoc/mdoc_term.c, Revision 1.38

1.38    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.37 2009/07/12 20:50:08 kristaps Exp $ */
1.1       kristaps    2: /*
1.7       kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.6       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20: #include <ctype.h>
                     21: #include <err.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
                     26: #include "term.h"
                     27: #include "mdoc.h"
                     28:
                     29: /* FIXME: macro arguments can be escaped. */
                     30: /* FIXME: support more offset/width tokens. */
                     31:
                     32: #define        TTYPE_PROG        0
                     33: #define        TTYPE_CMD_FLAG    1
                     34: #define        TTYPE_CMD_ARG     2
                     35: #define        TTYPE_SECTION     3
                     36: #define        TTYPE_FUNC_DECL   4
                     37: #define        TTYPE_VAR_DECL    5
                     38: #define        TTYPE_FUNC_TYPE   6
                     39: #define        TTYPE_FUNC_NAME   7
                     40: #define        TTYPE_FUNC_ARG    8
                     41: #define        TTYPE_LINK        9
                     42: #define        TTYPE_SSECTION    10
                     43: #define        TTYPE_FILE        11
                     44: #define        TTYPE_EMPH        12
                     45: #define        TTYPE_CONFIG      13
                     46: #define        TTYPE_CMD         14
                     47: #define        TTYPE_INCLUDE     15
                     48: #define        TTYPE_SYMB        16
                     49: #define        TTYPE_SYMBOL      17
                     50: #define        TTYPE_DIAG        18
                     51: #define        TTYPE_LINK_ANCHOR 19
                     52: #define        TTYPE_LINK_TEXT   20
                     53: #define        TTYPE_REF_JOURNAL 21
                     54: #define        TTYPE_LIST        22
                     55: #define        TTYPE_NMAX        23
                     56:
                     57: const  int ttypes[TTYPE_NMAX] = {
                     58:        TERMP_BOLD,             /* TTYPE_PROG */
                     59:        TERMP_BOLD,             /* TTYPE_CMD_FLAG */
                     60:        TERMP_UNDER,            /* TTYPE_CMD_ARG */
                     61:        TERMP_BOLD,             /* TTYPE_SECTION */
                     62:        TERMP_BOLD,             /* TTYPE_FUNC_DECL */
                     63:        TERMP_UNDER,            /* TTYPE_VAR_DECL */
                     64:        TERMP_UNDER,            /* TTYPE_FUNC_TYPE */
                     65:        TERMP_BOLD,             /* TTYPE_FUNC_NAME */
                     66:        TERMP_UNDER,            /* TTYPE_FUNC_ARG */
                     67:        TERMP_UNDER,            /* TTYPE_LINK */
                     68:        TERMP_BOLD,             /* TTYPE_SSECTION */
                     69:        TERMP_UNDER,            /* TTYPE_FILE */
                     70:        TERMP_UNDER,            /* TTYPE_EMPH */
                     71:        TERMP_BOLD,             /* TTYPE_CONFIG */
                     72:        TERMP_BOLD,             /* TTYPE_CMD */
                     73:        TERMP_BOLD,             /* TTYPE_INCLUDE */
                     74:        TERMP_BOLD,             /* TTYPE_SYMB */
                     75:        TERMP_BOLD,             /* TTYPE_SYMBOL */
                     76:        TERMP_BOLD,             /* TTYPE_DIAG */
                     77:        TERMP_UNDER,            /* TTYPE_LINK_ANCHOR */
                     78:        TERMP_BOLD,             /* TTYPE_LINK_TEXT */
                     79:        TERMP_UNDER,            /* TTYPE_REF_JOURNAL */
                     80:        TERMP_BOLD              /* TTYPE_LIST */
                     81: };
                     82:
                     83: struct termpair {
                     84:        struct termpair  *ppair;
1.31      kristaps   85:        int               flag;
                     86:        int               count;
1.1       kristaps   87: };
                     88:
1.31      kristaps   89: #define        DECL_ARGS struct termp *p, \
                     90:                  struct termpair *pair, \
                     91:                  const struct mdoc_meta *meta, \
                     92:                  const struct mdoc_node *node
1.1       kristaps   93:
                     94: struct termact {
                     95:        int     (*pre)(DECL_ARGS);
                     96:        void    (*post)(DECL_ARGS);
                     97: };
                     98:
1.31      kristaps   99: static void      termp____post(DECL_ARGS);
                    100: static void      termp__t_post(DECL_ARGS);
                    101: static void      termp_aq_post(DECL_ARGS);
                    102: static void      termp_bd_post(DECL_ARGS);
                    103: static void      termp_bl_post(DECL_ARGS);
                    104: static void      termp_bq_post(DECL_ARGS);
                    105: static void      termp_brq_post(DECL_ARGS);
                    106: static void      termp_bx_post(DECL_ARGS);
                    107: static void      termp_d1_post(DECL_ARGS);
                    108: static void      termp_dq_post(DECL_ARGS);
                    109: static void      termp_fd_post(DECL_ARGS);
                    110: static void      termp_fn_post(DECL_ARGS);
                    111: static void      termp_fo_post(DECL_ARGS);
                    112: static void      termp_ft_post(DECL_ARGS);
                    113: static void      termp_in_post(DECL_ARGS);
                    114: static void      termp_it_post(DECL_ARGS);
                    115: static void      termp_lb_post(DECL_ARGS);
                    116: static void      termp_op_post(DECL_ARGS);
                    117: static void      termp_pf_post(DECL_ARGS);
                    118: static void      termp_pq_post(DECL_ARGS);
                    119: static void      termp_qq_post(DECL_ARGS);
                    120: static void      termp_sh_post(DECL_ARGS);
                    121: static void      termp_sq_post(DECL_ARGS);
                    122: static void      termp_ss_post(DECL_ARGS);
                    123: static void      termp_vt_post(DECL_ARGS);
                    124:
                    125: static int       termp__j_pre(DECL_ARGS);
                    126: static int       termp__t_pre(DECL_ARGS);
                    127: static int       termp_ap_pre(DECL_ARGS);
                    128: static int       termp_aq_pre(DECL_ARGS);
                    129: static int       termp_ar_pre(DECL_ARGS);
                    130: static int       termp_bd_pre(DECL_ARGS);
                    131: static int       termp_bf_pre(DECL_ARGS);
                    132: static int       termp_bq_pre(DECL_ARGS);
                    133: static int       termp_brq_pre(DECL_ARGS);
                    134: static int       termp_bt_pre(DECL_ARGS);
                    135: static int       termp_cd_pre(DECL_ARGS);
                    136: static int       termp_cm_pre(DECL_ARGS);
                    137: static int       termp_d1_pre(DECL_ARGS);
                    138: static int       termp_dq_pre(DECL_ARGS);
                    139: static int       termp_em_pre(DECL_ARGS);
                    140: static int       termp_ex_pre(DECL_ARGS);
                    141: static int       termp_fa_pre(DECL_ARGS);
                    142: static int       termp_fd_pre(DECL_ARGS);
                    143: static int       termp_fl_pre(DECL_ARGS);
                    144: static int       termp_fn_pre(DECL_ARGS);
                    145: static int       termp_fo_pre(DECL_ARGS);
                    146: static int       termp_ft_pre(DECL_ARGS);
                    147: static int       termp_ic_pre(DECL_ARGS);
                    148: static int       termp_in_pre(DECL_ARGS);
                    149: static int       termp_it_pre(DECL_ARGS);
                    150: static int       termp_lk_pre(DECL_ARGS);
                    151: static int       termp_ms_pre(DECL_ARGS);
                    152: static int       termp_mt_pre(DECL_ARGS);
                    153: static int       termp_nd_pre(DECL_ARGS);
                    154: static int       termp_nm_pre(DECL_ARGS);
                    155: static int       termp_ns_pre(DECL_ARGS);
                    156: static int       termp_op_pre(DECL_ARGS);
                    157: static int       termp_pa_pre(DECL_ARGS);
                    158: static int       termp_pf_pre(DECL_ARGS);
                    159: static int       termp_pp_pre(DECL_ARGS);
                    160: static int       termp_pq_pre(DECL_ARGS);
                    161: static int       termp_qq_pre(DECL_ARGS);
                    162: static int       termp_rs_pre(DECL_ARGS);
                    163: static int       termp_rv_pre(DECL_ARGS);
                    164: static int       termp_sh_pre(DECL_ARGS);
                    165: static int       termp_sm_pre(DECL_ARGS);
                    166: static int       termp_sq_pre(DECL_ARGS);
                    167: static int       termp_ss_pre(DECL_ARGS);
                    168: static int       termp_sx_pre(DECL_ARGS);
                    169: static int       termp_sy_pre(DECL_ARGS);
                    170: static int       termp_ud_pre(DECL_ARGS);
                    171: static int       termp_va_pre(DECL_ARGS);
                    172: static int       termp_vt_pre(DECL_ARGS);
                    173: static int       termp_xr_pre(DECL_ARGS);
                    174: static int       termp_xx_pre(DECL_ARGS);
                    175:
1.1       kristaps  176: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  177:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  178:        { NULL, NULL }, /* Dd */
                    179:        { NULL, NULL }, /* Dt */
                    180:        { NULL, NULL }, /* Os */
                    181:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    182:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    183:        { termp_pp_pre, NULL }, /* Pp */
                    184:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    185:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    186:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    187:        { NULL, NULL }, /* Ed */
                    188:        { NULL, termp_bl_post }, /* Bl */
                    189:        { NULL, NULL }, /* El */
                    190:        { termp_it_pre, termp_it_post }, /* It */
                    191:        { NULL, NULL }, /* Ad */
                    192:        { NULL, NULL }, /* An */
                    193:        { termp_ar_pre, NULL }, /* Ar */
                    194:        { termp_cd_pre, NULL }, /* Cd */
                    195:        { termp_cm_pre, NULL }, /* Cm */
                    196:        { NULL, NULL }, /* Dv */
                    197:        { NULL, NULL }, /* Er */
                    198:        { NULL, NULL }, /* Ev */
                    199:        { termp_ex_pre, NULL }, /* Ex */
                    200:        { termp_fa_pre, NULL }, /* Fa */
                    201:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    202:        { termp_fl_pre, NULL }, /* Fl */
                    203:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    204:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    205:        { termp_ic_pre, NULL }, /* Ic */
                    206:        { termp_in_pre, termp_in_post }, /* In */
                    207:        { NULL, NULL }, /* Li */
                    208:        { termp_nd_pre, NULL }, /* Nd */
                    209:        { termp_nm_pre, NULL }, /* Nm */
                    210:        { termp_op_pre, termp_op_post }, /* Op */
                    211:        { NULL, NULL }, /* Ot */
                    212:        { termp_pa_pre, NULL }, /* Pa */
                    213:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  214:        { NULL, NULL }, /* St */
1.1       kristaps  215:        { termp_va_pre, NULL }, /* Va */
                    216:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    217:        { termp_xr_pre, NULL }, /* Xr */
                    218:        { NULL, termp____post }, /* %A */
                    219:        { NULL, termp____post }, /* %B */
                    220:        { NULL, termp____post }, /* %D */
                    221:        { NULL, termp____post }, /* %I */
                    222:        { termp__j_pre, termp____post }, /* %J */
                    223:        { NULL, termp____post }, /* %N */
                    224:        { NULL, termp____post }, /* %O */
                    225:        { NULL, termp____post }, /* %P */
                    226:        { NULL, termp____post }, /* %R */
                    227:        { termp__t_pre, termp__t_post }, /* %T */
                    228:        { NULL, termp____post }, /* %V */
                    229:        { NULL, NULL }, /* Ac */
                    230:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    231:        { termp_aq_pre, termp_aq_post }, /* Aq */
1.35      kristaps  232:        { NULL, NULL }, /* At */
1.1       kristaps  233:        { NULL, NULL }, /* Bc */
                    234:        { termp_bf_pre, NULL }, /* Bf */
                    235:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    236:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  237:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  238:        { NULL, termp_bx_post }, /* Bx */
                    239:        { NULL, NULL }, /* Db */
                    240:        { NULL, NULL }, /* Dc */
                    241:        { termp_dq_pre, termp_dq_post }, /* Do */
                    242:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    243:        { NULL, NULL }, /* Ec */
                    244:        { NULL, NULL }, /* Ef */
                    245:        { termp_em_pre, NULL }, /* Em */
                    246:        { NULL, NULL }, /* Eo */
1.26      kristaps  247:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  248:        { termp_ms_pre, NULL }, /* Ms */
                    249:        { NULL, NULL }, /* No */
                    250:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  251:        { termp_xx_pre, NULL }, /* Nx */
                    252:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  253:        { NULL, NULL }, /* Pc */
                    254:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    255:        { termp_pq_pre, termp_pq_post }, /* Po */
                    256:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    257:        { NULL, NULL }, /* Qc */
                    258:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    259:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    260:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    261:        { NULL, NULL }, /* Re */
                    262:        { termp_rs_pre, NULL }, /* Rs */
                    263:        { NULL, NULL }, /* Sc */
                    264:        { termp_sq_pre, termp_sq_post }, /* So */
                    265:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    266:        { termp_sm_pre, NULL }, /* Sm */
                    267:        { termp_sx_pre, NULL }, /* Sx */
                    268:        { termp_sy_pre, NULL }, /* Sy */
                    269:        { NULL, NULL }, /* Tn */
1.26      kristaps  270:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  271:        { NULL, NULL }, /* Xc */
                    272:        { NULL, NULL }, /* Xo */
                    273:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    274:        { NULL, NULL }, /* Fc */
                    275:        { termp_op_pre, termp_op_post }, /* Oo */
                    276:        { NULL, NULL }, /* Oc */
                    277:        { NULL, NULL }, /* Bk */
                    278:        { NULL, NULL }, /* Ek */
                    279:        { termp_bt_pre, NULL }, /* Bt */
                    280:        { NULL, NULL }, /* Hf */
                    281:        { NULL, NULL }, /* Fr */
                    282:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  283:        { NULL, termp_lb_post }, /* Lb */
1.14      kristaps  284:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  285:        { termp_lk_pre, NULL }, /* Lk */
                    286:        { termp_mt_pre, NULL }, /* Mt */
                    287:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    288:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    289:        { NULL, NULL }, /* Brc */
                    290:        { NULL, NULL }, /* %C */
                    291:        { NULL, NULL }, /* Es */
                    292:        { NULL, NULL }, /* En */
1.26      kristaps  293:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  294:        { NULL, NULL }, /* %Q */
                    295: };
                    296:
1.2       kristaps  297: #ifdef __linux__
1.9       kristaps  298: extern size_t    strlcpy(char *, const char *, size_t);
                    299: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  300: #endif
                    301:
1.1       kristaps  302: static int       arg_hasattr(int, const struct mdoc_node *);
                    303: static int       arg_getattrs(const int *, int *, size_t,
                    304:                        const struct mdoc_node *);
                    305: static int       arg_getattr(int, const struct mdoc_node *);
                    306: static size_t    arg_offset(const struct mdoc_argv *);
                    307: static size_t    arg_width(const struct mdoc_argv *, int);
                    308: static int       arg_listtype(const struct mdoc_node *);
                    309: static int       fmt_block_vspace(struct termp *,
                    310:                        const struct mdoc_node *,
                    311:                        const struct mdoc_node *);
1.3       kristaps  312: static void      print_node(DECL_ARGS);
                    313: static void      print_head(struct termp *,
1.1       kristaps  314:                        const struct mdoc_meta *);
1.3       kristaps  315: static void      print_body(DECL_ARGS);
                    316: static void      print_foot(struct termp *,
1.1       kristaps  317:                        const struct mdoc_meta *);
                    318:
                    319:
                    320: int
                    321: mdoc_run(struct termp *p, const struct mdoc *m)
                    322: {
1.9       kristaps  323:        /*
                    324:         * Main output function.  When this is called, assume that the
                    325:         * tree is properly formed.
                    326:         */
1.3       kristaps  327:        print_head(p, mdoc_meta(m));
1.14      kristaps  328:        assert(mdoc_node(m));
                    329:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    330:        if (mdoc_node(m)->child)
                    331:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  332:        print_foot(p, mdoc_meta(m));
                    333:        return(1);
1.1       kristaps  334: }
                    335:
                    336:
1.3       kristaps  337: static void
1.1       kristaps  338: print_body(DECL_ARGS)
                    339: {
                    340:
1.3       kristaps  341:        print_node(p, pair, meta, node);
1.1       kristaps  342:        if ( ! node->next)
1.3       kristaps  343:                return;
                    344:        print_body(p, pair, meta, node->next);
1.1       kristaps  345: }
                    346:
                    347:
1.3       kristaps  348: static void
1.1       kristaps  349: print_node(DECL_ARGS)
                    350: {
                    351:        int              dochild;
                    352:        struct termpair  npair;
1.30      kristaps  353:        size_t           offset, rmargin;
1.1       kristaps  354:
                    355:        dochild = 1;
1.29      kristaps  356:        offset = p->offset;
1.30      kristaps  357:        rmargin = p->rmargin;
1.29      kristaps  358:
1.1       kristaps  359:        npair.ppair = pair;
                    360:        npair.flag = 0;
                    361:        npair.count = 0;
                    362:
                    363:        if (MDOC_TEXT != node->type) {
                    364:                if (termacts[node->tok].pre)
                    365:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    366:                                dochild = 0;
                    367:        } else /* MDOC_TEXT == node->type */
                    368:                term_word(p, node->string);
                    369:
                    370:        /* Children. */
                    371:
1.28      kristaps  372:        p->flags |= npair.flag;
1.1       kristaps  373:
                    374:        if (dochild && node->child)
                    375:                print_body(p, &npair, meta, node->child);
                    376:
                    377:        /* Post-processing. */
                    378:
                    379:        if (MDOC_TEXT != node->type)
                    380:                if (termacts[node->tok].post)
                    381:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  382:
                    383:        p->offset = offset;
1.30      kristaps  384:        p->rmargin = rmargin;
1.29      kristaps  385:        p->flags &= ~npair.flag;
1.1       kristaps  386: }
                    387:
                    388:
1.3       kristaps  389: static void
1.1       kristaps  390: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    391: {
                    392:        struct tm       *tm;
                    393:        char            *buf, *os;
                    394:
1.9       kristaps  395:        /*
                    396:         * Output the footer in new-groff style, that is, three columns
                    397:         * with the middle being the manual date and flanking columns
                    398:         * being the operating system:
                    399:         *
                    400:         * SYSTEM                  DATE                    SYSTEM
                    401:         */
                    402:
1.1       kristaps  403:        if (NULL == (buf = malloc(p->rmargin)))
                    404:                err(1, "malloc");
                    405:        if (NULL == (os = malloc(p->rmargin)))
                    406:                err(1, "malloc");
                    407:
                    408:        tm = localtime(&meta->date);
                    409:
                    410:        if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
                    411:                err(1, "strftime");
                    412:
                    413:        (void)strlcpy(os, meta->os, p->rmargin);
                    414:
                    415:        term_vspace(p);
                    416:
1.9       kristaps  417:        p->offset = 0;
                    418:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  419:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    420:
                    421:        term_word(p, os);
                    422:        term_flushln(p);
                    423:
1.9       kristaps  424:        p->offset = p->rmargin;
                    425:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  426:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  427:
                    428:        term_word(p, buf);
                    429:        term_flushln(p);
                    430:
1.1       kristaps  431:        p->offset = p->rmargin;
                    432:        p->rmargin = p->maxrmargin;
                    433:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  434:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  435:
1.9       kristaps  436:        term_word(p, os);
1.1       kristaps  437:        term_flushln(p);
                    438:
1.9       kristaps  439:        p->offset = 0;
                    440:        p->rmargin = p->maxrmargin;
                    441:        p->flags = 0;
                    442:
1.1       kristaps  443:        free(buf);
                    444:        free(os);
                    445: }
                    446:
                    447:
1.3       kristaps  448: static void
1.1       kristaps  449: print_head(struct termp *p, const struct mdoc_meta *meta)
                    450: {
                    451:        char            *buf, *title;
                    452:
                    453:        p->rmargin = p->maxrmargin;
                    454:        p->offset = 0;
                    455:
                    456:        if (NULL == (buf = malloc(p->rmargin)))
                    457:                err(1, "malloc");
                    458:        if (NULL == (title = malloc(p->rmargin)))
                    459:                err(1, "malloc");
                    460:
                    461:        /*
                    462:         * The header is strange.  It has three components, which are
                    463:         * really two with the first duplicated.  It goes like this:
                    464:         *
                    465:         * IDENTIFIER              TITLE                   IDENTIFIER
                    466:         *
                    467:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    468:         * (if given, or "unknown" if not) followed by the manual page
                    469:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    470:         * string depending on the manual volume.  If not specified, it
                    471:         * switches on the manual section.
                    472:         */
                    473:
                    474:        assert(meta->vol);
                    475:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    476:
                    477:        if (meta->arch) {
                    478:                (void)strlcat(buf, " (", p->rmargin);
                    479:                (void)strlcat(buf, meta->arch, p->rmargin);
                    480:                (void)strlcat(buf, ")", p->rmargin);
                    481:        }
                    482:
                    483:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    484:                        meta->title, meta->msec);
                    485:
                    486:        p->offset = 0;
1.8       kristaps  487:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  488:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    489:
                    490:        term_word(p, title);
                    491:        term_flushln(p);
                    492:
                    493:        p->offset = p->rmargin;
                    494:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  495:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  496:
                    497:        term_word(p, buf);
                    498:        term_flushln(p);
                    499:
                    500:        p->offset = p->rmargin;
                    501:        p->rmargin = p->maxrmargin;
                    502:        p->flags &= ~TERMP_NOBREAK;
                    503:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    504:
                    505:        term_word(p, title);
                    506:        term_flushln(p);
                    507:
1.9       kristaps  508:        p->offset = 0;
1.1       kristaps  509:        p->rmargin = p->maxrmargin;
                    510:        p->flags &= ~TERMP_NOSPACE;
                    511:
                    512:        free(title);
                    513:        free(buf);
                    514: }
                    515:
                    516:
                    517: static size_t
                    518: arg_width(const struct mdoc_argv *arg, int pos)
                    519: {
                    520:        size_t           v;
                    521:        int              i, len;
                    522:
                    523:        assert(pos < (int)arg->sz && pos >= 0);
                    524:        assert(arg->value[pos]);
                    525:
                    526:        if (0 == (len = (int)strlen(arg->value[pos])))
                    527:                return(0);
                    528:
                    529:        for (i = 0; i < len - 1; i++)
                    530:                if ( ! isdigit((u_char)arg->value[pos][i]))
                    531:                        break;
                    532:
                    533:        if (i == len - 1) {
1.16      kristaps  534:                if ('n' == arg->value[pos][len - 1] ||
                    535:                                'm' == arg->value[pos][len - 1]) {
1.1       kristaps  536:                        v = (size_t)atoi(arg->value[pos]);
1.16      kristaps  537:                        return(v + 2);
1.1       kristaps  538:                }
                    539:
                    540:        }
1.16      kristaps  541:        return(strlen(arg->value[pos]) + 2);
1.1       kristaps  542: }
                    543:
                    544:
                    545: static int
                    546: arg_listtype(const struct mdoc_node *n)
                    547: {
                    548:        int              i, len;
                    549:
                    550:        assert(MDOC_BLOCK == n->type);
                    551:
                    552:        len = (int)(n->args ? n->args->argc : 0);
                    553:
                    554:        for (i = 0; i < len; i++)
                    555:                switch (n->args->argv[i].arg) {
                    556:                case (MDOC_Bullet):
                    557:                        /* FALLTHROUGH */
                    558:                case (MDOC_Dash):
                    559:                        /* FALLTHROUGH */
                    560:                case (MDOC_Enum):
                    561:                        /* FALLTHROUGH */
                    562:                case (MDOC_Hyphen):
                    563:                        /* FALLTHROUGH */
                    564:                case (MDOC_Tag):
                    565:                        /* FALLTHROUGH */
                    566:                case (MDOC_Inset):
                    567:                        /* FALLTHROUGH */
                    568:                case (MDOC_Diag):
                    569:                        /* FALLTHROUGH */
                    570:                case (MDOC_Item):
                    571:                        /* FALLTHROUGH */
                    572:                case (MDOC_Column):
                    573:                        /* FALLTHROUGH */
1.38    ! kristaps  574:                case (MDOC_Hang):
        !           575:                        /* FALLTHROUGH */
1.1       kristaps  576:                case (MDOC_Ohang):
                    577:                        return(n->args->argv[i].arg);
                    578:                default:
                    579:                        break;
                    580:                }
                    581:
1.38    ! kristaps  582:        return(-1);
1.1       kristaps  583: }
                    584:
                    585:
                    586: static size_t
                    587: arg_offset(const struct mdoc_argv *arg)
                    588: {
                    589:
                    590:        assert(*arg->value);
1.10      kristaps  591:        if (0 == strcmp(*arg->value, "left"))
1.19      kristaps  592:                return(0);
1.1       kristaps  593:        if (0 == strcmp(*arg->value, "indent"))
1.16      kristaps  594:                return(INDENT + 1);
1.1       kristaps  595:        if (0 == strcmp(*arg->value, "indent-two"))
1.20      kristaps  596:                return((INDENT + 1) * 2);
1.10      kristaps  597:
                    598:        /* FIXME: needs to support field-widths (10n, etc.). */
1.11      kristaps  599:
1.1       kristaps  600:        return(strlen(*arg->value));
                    601: }
                    602:
                    603:
                    604: static int
                    605: arg_hasattr(int arg, const struct mdoc_node *n)
                    606: {
                    607:
                    608:        return(-1 != arg_getattr(arg, n));
                    609: }
                    610:
                    611:
                    612: static int
                    613: arg_getattr(int v, const struct mdoc_node *n)
                    614: {
                    615:        int              val;
                    616:
                    617:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    618: }
                    619:
                    620:
                    621: static int
                    622: arg_getattrs(const int *keys, int *vals,
                    623:                size_t sz, const struct mdoc_node *n)
                    624: {
                    625:        int              i, j, k;
                    626:
                    627:        if (NULL == n->args)
                    628:                return(0);
                    629:
                    630:        for (k = i = 0; i < (int)n->args->argc; i++)
                    631:                for (j = 0; j < (int)sz; j++)
                    632:                        if (n->args->argv[i].arg == keys[j]) {
                    633:                                vals[j] = i;
                    634:                                k++;
                    635:                        }
                    636:        return(k);
                    637: }
                    638:
                    639:
                    640: /* ARGSUSED */
                    641: static int
                    642: fmt_block_vspace(struct termp *p,
                    643:                const struct mdoc_node *bl,
                    644:                const struct mdoc_node *node)
                    645: {
                    646:        const struct mdoc_node *n;
                    647:
                    648:        term_newln(p);
                    649:
                    650:        if (arg_hasattr(MDOC_Compact, bl))
                    651:                return(1);
                    652:
                    653:        for (n = node; n; n = n->parent) {
                    654:                if (MDOC_BLOCK != n->type)
                    655:                        continue;
                    656:                if (MDOC_Ss == n->tok)
                    657:                        break;
                    658:                if (MDOC_Sh == n->tok)
                    659:                        break;
                    660:                if (NULL == n->prev)
                    661:                        continue;
                    662:                term_vspace(p);
                    663:                break;
                    664:        }
                    665:
                    666:        return(1);
                    667: }
                    668:
                    669:
                    670: /* ARGSUSED */
                    671: static int
                    672: termp_dq_pre(DECL_ARGS)
                    673: {
                    674:
                    675:        if (MDOC_BODY != node->type)
                    676:                return(1);
                    677:
                    678:        term_word(p, "\\(lq");
                    679:        p->flags |= TERMP_NOSPACE;
                    680:        return(1);
                    681: }
                    682:
                    683:
                    684: /* ARGSUSED */
                    685: static void
                    686: termp_dq_post(DECL_ARGS)
                    687: {
                    688:
                    689:        if (MDOC_BODY != node->type)
                    690:                return;
                    691:
                    692:        p->flags |= TERMP_NOSPACE;
                    693:        term_word(p, "\\(rq");
                    694: }
                    695:
                    696:
                    697: /* ARGSUSED */
                    698: static int
                    699: termp_it_pre(DECL_ARGS)
                    700: {
                    701:        const struct mdoc_node *bl, *n;
                    702:        char                    buf[7];
1.15      kristaps  703:        int                     i, type, keys[3], vals[3], sv;
1.1       kristaps  704:        size_t                  width, offset;
                    705:
                    706:        if (MDOC_BLOCK == node->type)
                    707:                return(fmt_block_vspace(p, node->parent->parent, node));
                    708:
                    709:        bl = node->parent->parent->parent;
                    710:
                    711:        /* Save parent attributes. */
                    712:
                    713:        pair->flag = p->flags;
                    714:
                    715:        /* Get list width and offset. */
                    716:
                    717:        keys[0] = MDOC_Width;
                    718:        keys[1] = MDOC_Offset;
                    719:        keys[2] = MDOC_Column;
                    720:
                    721:        vals[0] = vals[1] = vals[2] = -1;
                    722:
                    723:        width = offset = 0;
                    724:
                    725:        (void)arg_getattrs(keys, vals, 3, bl);
                    726:
                    727:        type = arg_listtype(bl);
1.38    ! kristaps  728:        assert(-1 != type);
1.1       kristaps  729:
                    730:        /* Calculate real width and offset. */
                    731:
                    732:        switch (type) {
                    733:        case (MDOC_Column):
                    734:                if (MDOC_BODY == node->type)
                    735:                        break;
                    736:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    737:                        offset += arg_width
                    738:                                (&bl->args->argv[vals[2]], i);
                    739:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    740:                width = arg_width(&bl->args->argv[vals[2]], i);
                    741:                if (vals[1] >= 0)
                    742:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    743:                break;
                    744:        default:
                    745:                if (vals[0] >= 0)
                    746:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    747:                if (vals[1] >= 0)
1.19      kristaps  748:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  749:                break;
                    750:        }
                    751:
                    752:        /*
                    753:         * List-type can override the width in the case of fixed-head
                    754:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.38    ! kristaps  755:         * offset.  FIXME: double-check that correct.
1.1       kristaps  756:         */
                    757:
                    758:        switch (type) {
                    759:        case (MDOC_Bullet):
                    760:                /* FALLTHROUGH */
                    761:        case (MDOC_Dash):
                    762:                /* FALLTHROUGH */
                    763:        case (MDOC_Hyphen):
                    764:                if (width < 4)
                    765:                        width = 4;
                    766:                break;
1.17      kristaps  767:        case (MDOC_Enum):
                    768:                if (width < 5)
                    769:                        width = 5;
                    770:                break;
1.38    ! kristaps  771:        case (MDOC_Hang):
        !           772:                /* FALLTHROUGH */
1.1       kristaps  773:        case (MDOC_Tag):
                    774:                if (0 == width)
                    775:                        width = 10;
                    776:                break;
                    777:        default:
                    778:                break;
                    779:        }
                    780:
                    781:        /*
1.17      kristaps  782:         * Whitespace control.  Inset bodies need an initial space,
                    783:         * while diagonal bodies need two.
1.1       kristaps  784:         */
                    785:
                    786:        switch (type) {
                    787:        case (MDOC_Diag):
1.17      kristaps  788:                term_word(p, "\\ ");
1.1       kristaps  789:                /* FALLTHROUGH */
1.38    ! kristaps  790:        case (MDOC_Hang):
        !           791:                /* FALLTHROUGH */
1.1       kristaps  792:        case (MDOC_Inset):
                    793:                if (MDOC_BODY == node->type)
                    794:                        p->flags &= ~TERMP_NOSPACE;
                    795:                else
                    796:                        p->flags |= TERMP_NOSPACE;
                    797:                break;
                    798:        default:
                    799:                p->flags |= TERMP_NOSPACE;
                    800:                break;
                    801:        }
                    802:
                    803:        /*
                    804:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    805:         */
                    806:
                    807:        switch (type) {
                    808:        case (MDOC_Diag):
                    809:                if (MDOC_HEAD == node->type)
                    810:                        p->flags |= ttypes[TTYPE_DIAG];
                    811:                break;
                    812:        default:
                    813:                break;
                    814:        }
                    815:
                    816:        /*
                    817:         * Pad and break control.  This is the tricker part.  Lists with
                    818:         * set right-margins for the head get TERMP_NOBREAK because, if
                    819:         * they overrun the margin, they wrap to the new margin.
                    820:         * Correspondingly, the body for these types don't left-pad, as
                    821:         * the head will pad out to to the right.
                    822:         */
                    823:
                    824:        switch (type) {
                    825:        case (MDOC_Bullet):
                    826:                /* FALLTHROUGH */
                    827:        case (MDOC_Dash):
                    828:                /* FALLTHROUGH */
                    829:        case (MDOC_Enum):
                    830:                /* FALLTHROUGH */
                    831:        case (MDOC_Hyphen):
                    832:                /* FALLTHROUGH */
1.38    ! kristaps  833:        case (MDOC_Hang):
        !           834:                /* FALLTHROUGH */
1.1       kristaps  835:        case (MDOC_Tag):
                    836:                if (MDOC_HEAD == node->type)
                    837:                        p->flags |= TERMP_NOBREAK;
                    838:                else
                    839:                        p->flags |= TERMP_NOLPAD;
1.38    ! kristaps  840:
        !           841:                if (MDOC_HEAD == node->type && MDOC_Hang == type)
        !           842:                        p->flags |= TERMP_NONOBREAK;
        !           843:
1.1       kristaps  844:                if (MDOC_HEAD == node->type && MDOC_Tag == type)
                    845:                        if (NULL == node->next ||
                    846:                                        NULL == node->next->child)
                    847:                                p->flags |= TERMP_NONOBREAK;
                    848:                break;
                    849:        case (MDOC_Column):
                    850:                if (MDOC_HEAD == node->type) {
                    851:                        assert(node->next);
                    852:                        if (MDOC_BODY == node->next->type)
                    853:                                p->flags &= ~TERMP_NOBREAK;
                    854:                        else
                    855:                                p->flags |= TERMP_NOBREAK;
                    856:                        if (node->prev)
                    857:                                p->flags |= TERMP_NOLPAD;
                    858:                }
                    859:                break;
                    860:        case (MDOC_Diag):
                    861:                if (MDOC_HEAD == node->type)
                    862:                        p->flags |= TERMP_NOBREAK;
                    863:                break;
                    864:        default:
                    865:                break;
                    866:        }
                    867:
                    868:        /*
                    869:         * Margin control.  Set-head-width lists have their right
                    870:         * margins shortened.  The body for these lists has the offset
                    871:         * necessarily lengthened.  Everybody gets the offset.
                    872:         */
                    873:
                    874:        p->offset += offset;
                    875:
                    876:        switch (type) {
                    877:        case (MDOC_Bullet):
                    878:                /* FALLTHROUGH */
                    879:        case (MDOC_Dash):
                    880:                /* FALLTHROUGH */
                    881:        case (MDOC_Enum):
                    882:                /* FALLTHROUGH */
                    883:        case (MDOC_Hyphen):
                    884:                /* FALLTHROUGH */
1.38    ! kristaps  885:        case (MDOC_Hang):
        !           886:                /* FALLTHROUGH */
1.1       kristaps  887:        case (MDOC_Tag):
                    888:                if (MDOC_HEAD == node->type)
                    889:                        p->rmargin = p->offset + width;
                    890:                else
                    891:                        p->offset += width;
                    892:                break;
                    893:        case (MDOC_Column):
                    894:                p->rmargin = p->offset + width;
                    895:                break;
                    896:        default:
                    897:                break;
                    898:        }
                    899:
                    900:        /*
                    901:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  902:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  903:         */
                    904:
1.15      kristaps  905:        sv = p->flags;
1.1       kristaps  906:        if (MDOC_HEAD == node->type)
                    907:                switch (type) {
                    908:                case (MDOC_Bullet):
1.15      kristaps  909:                        p->flags |= TERMP_BOLD;
1.1       kristaps  910:                        term_word(p, "\\[bu]");
                    911:                        break;
                    912:                case (MDOC_Dash):
                    913:                        /* FALLTHROUGH */
                    914:                case (MDOC_Hyphen):
1.15      kristaps  915:                        p->flags |= TERMP_BOLD;
1.27      kristaps  916:                        term_word(p, "\\(hy");
1.1       kristaps  917:                        break;
                    918:                case (MDOC_Enum):
                    919:                        (pair->ppair->ppair->count)++;
                    920:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    921:                                        pair->ppair->ppair->count);
                    922:                        term_word(p, buf);
                    923:                        break;
                    924:                default:
                    925:                        break;
                    926:                }
                    927:
1.15      kristaps  928:        p->flags = sv; /* Restore saved flags. */
                    929:
1.1       kristaps  930:        /*
                    931:         * If we're not going to process our children, indicate so here.
                    932:         */
                    933:
                    934:        switch (type) {
                    935:        case (MDOC_Bullet):
                    936:                /* FALLTHROUGH */
                    937:        case (MDOC_Item):
                    938:                /* FALLTHROUGH */
                    939:        case (MDOC_Dash):
                    940:                /* FALLTHROUGH */
                    941:        case (MDOC_Hyphen):
                    942:                /* FALLTHROUGH */
                    943:        case (MDOC_Enum):
                    944:                if (MDOC_HEAD == node->type)
                    945:                        return(0);
                    946:                break;
                    947:        case (MDOC_Column):
                    948:                if (MDOC_BODY == node->type)
                    949:                        return(0);
                    950:                break;
                    951:        default:
                    952:                break;
                    953:        }
                    954:
                    955:        return(1);
                    956: }
                    957:
                    958:
                    959: /* ARGSUSED */
                    960: static void
                    961: termp_it_post(DECL_ARGS)
                    962: {
                    963:        int                type;
                    964:
                    965:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    966:                return;
                    967:
                    968:        type = arg_listtype(node->parent->parent->parent);
1.38    ! kristaps  969:        assert(-1 != type);
1.1       kristaps  970:
                    971:        switch (type) {
                    972:        case (MDOC_Diag):
                    973:                /* FALLTHROUGH */
                    974:        case (MDOC_Item):
                    975:                /* FALLTHROUGH */
                    976:        case (MDOC_Inset):
                    977:                if (MDOC_BODY == node->type)
                    978:                        term_flushln(p);
                    979:                break;
                    980:        case (MDOC_Column):
                    981:                if (MDOC_HEAD == node->type)
                    982:                        term_flushln(p);
                    983:                break;
                    984:        default:
                    985:                term_flushln(p);
                    986:                break;
                    987:        }
                    988:
                    989:        p->flags = pair->flag;
                    990: }
                    991:
                    992:
                    993: /* ARGSUSED */
                    994: static int
                    995: termp_nm_pre(DECL_ARGS)
                    996: {
                    997:
                    998:        if (SEC_SYNOPSIS == node->sec)
                    999:                term_newln(p);
                   1000:
1.28      kristaps 1001:        pair->flag |= ttypes[TTYPE_PROG];
                   1002:        p->flags |= ttypes[TTYPE_PROG];
                   1003:
1.1       kristaps 1004:        if (NULL == node->child)
                   1005:                term_word(p, meta->name);
                   1006:
                   1007:        return(1);
                   1008: }
                   1009:
                   1010:
                   1011: /* ARGSUSED */
                   1012: static int
                   1013: termp_fl_pre(DECL_ARGS)
                   1014: {
                   1015:
1.28      kristaps 1016:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                   1017:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1018:        term_word(p, "\\-");
                   1019:        p->flags |= TERMP_NOSPACE;
                   1020:        return(1);
                   1021: }
                   1022:
                   1023:
                   1024: /* ARGSUSED */
                   1025: static int
                   1026: termp_ar_pre(DECL_ARGS)
                   1027: {
                   1028:
1.28      kristaps 1029:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1030:        return(1);
                   1031: }
                   1032:
                   1033:
                   1034: /* ARGSUSED */
                   1035: static int
                   1036: termp_ns_pre(DECL_ARGS)
                   1037: {
                   1038:
                   1039:        p->flags |= TERMP_NOSPACE;
                   1040:        return(1);
                   1041: }
                   1042:
                   1043:
                   1044: /* ARGSUSED */
                   1045: static int
                   1046: termp_pp_pre(DECL_ARGS)
                   1047: {
                   1048:
                   1049:        term_vspace(p);
                   1050:        return(1);
                   1051: }
                   1052:
                   1053:
                   1054: /* ARGSUSED */
                   1055: static int
                   1056: termp_rs_pre(DECL_ARGS)
                   1057: {
                   1058:
                   1059:        if (MDOC_BLOCK == node->type && node->prev)
                   1060:                term_vspace(p);
                   1061:        return(1);
                   1062: }
                   1063:
                   1064:
                   1065: /* ARGSUSED */
                   1066: static int
                   1067: termp_rv_pre(DECL_ARGS)
                   1068: {
                   1069:        int              i;
                   1070:
1.34      kristaps 1071:        i = arg_getattr(MDOC_Std, node);
                   1072:        assert(-1 != i);
                   1073:        assert(node->args->argv[i].sz);
1.1       kristaps 1074:
                   1075:        term_newln(p);
                   1076:        term_word(p, "The");
                   1077:
                   1078:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1079:        term_word(p, *node->args->argv[i].value);
                   1080:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1081:        p->flags |= TERMP_NOSPACE;
                   1082:
                   1083:                term_word(p, "() function returns the value 0 if successful;");
                   1084:                term_word(p, "otherwise the value -1 is returned and the");
                   1085:                term_word(p, "global variable");
                   1086:
                   1087:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1088:        term_word(p, "errno");
                   1089:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1090:
                   1091:                term_word(p, "is set to indicate the error.");
                   1092:
                   1093:        return(1);
                   1094: }
                   1095:
                   1096:
                   1097: /* ARGSUSED */
                   1098: static int
                   1099: termp_ex_pre(DECL_ARGS)
                   1100: {
                   1101:        int              i;
                   1102:
1.34      kristaps 1103:        i = arg_getattr(MDOC_Std, node);
                   1104:        assert(-1 != i);
                   1105:        assert(node->args->argv[i].sz);
1.1       kristaps 1106:
                   1107:        term_word(p, "The");
                   1108:        p->flags |= ttypes[TTYPE_PROG];
                   1109:        term_word(p, *node->args->argv[i].value);
                   1110:        p->flags &= ~ttypes[TTYPE_PROG];
                   1111:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1112:
                   1113:        return(1);
                   1114: }
                   1115:
                   1116:
                   1117: /* ARGSUSED */
                   1118: static int
                   1119: termp_nd_pre(DECL_ARGS)
                   1120: {
1.25      kristaps 1121:
                   1122:        if (MDOC_BODY != node->type)
                   1123:                return(1);
1.30      kristaps 1124:
1.24      kristaps 1125:        /*
                   1126:         * XXX: signed off by jmc@openbsd.org.  This technically
                   1127:         * produces a minus sign after the Nd, which is wrong, but is
                   1128:         * consistent with the historic OpenBSD tmac file.
                   1129:         */
1.27      kristaps 1130: #if defined(__OpenBSD__) || defined(__linux__)
1.1       kristaps 1131:        term_word(p, "\\-");
1.23      kristaps 1132: #else
                   1133:        term_word(p, "\\(em");
                   1134: #endif
1.1       kristaps 1135:        return(1);
                   1136: }
                   1137:
                   1138:
                   1139: /* ARGSUSED */
                   1140: static void
                   1141: termp_bl_post(DECL_ARGS)
                   1142: {
                   1143:
                   1144:        if (MDOC_BLOCK == node->type)
                   1145:                term_newln(p);
                   1146: }
                   1147:
                   1148:
                   1149: /* ARGSUSED */
                   1150: static void
                   1151: termp_op_post(DECL_ARGS)
                   1152: {
                   1153:
                   1154:        if (MDOC_BODY != node->type)
                   1155:                return;
                   1156:        p->flags |= TERMP_NOSPACE;
                   1157:        term_word(p, "\\(rB");
                   1158: }
                   1159:
                   1160:
                   1161: /* ARGSUSED */
                   1162: static int
                   1163: termp_xr_pre(DECL_ARGS)
                   1164: {
                   1165:        const struct mdoc_node *n;
                   1166:
1.11      kristaps 1167:        assert(node->child && MDOC_TEXT == node->child->type);
                   1168:        n = node->child;
                   1169:
1.1       kristaps 1170:        term_word(p, n->string);
                   1171:        if (NULL == (n = n->next))
                   1172:                return(0);
                   1173:        p->flags |= TERMP_NOSPACE;
                   1174:        term_word(p, "(");
                   1175:        p->flags |= TERMP_NOSPACE;
                   1176:        term_word(p, n->string);
                   1177:        p->flags |= TERMP_NOSPACE;
                   1178:        term_word(p, ")");
                   1179:        return(0);
                   1180: }
                   1181:
                   1182:
                   1183: /* ARGSUSED */
                   1184: static int
                   1185: termp_vt_pre(DECL_ARGS)
                   1186: {
                   1187:
                   1188:        /* FIXME: this can be "type name". */
1.29      kristaps 1189:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1190:        return(1);
                   1191: }
                   1192:
                   1193:
                   1194: /* ARGSUSED */
                   1195: static void
                   1196: termp_vt_post(DECL_ARGS)
                   1197: {
                   1198:
1.32      kristaps 1199:        if (node->sec != SEC_SYNOPSIS)
                   1200:                return;
                   1201:        if (node->next && MDOC_Vt == node->next->tok)
                   1202:                term_newln(p);
                   1203:        else if (node->next)
1.1       kristaps 1204:                term_vspace(p);
                   1205: }
                   1206:
                   1207:
                   1208: /* ARGSUSED */
                   1209: static int
                   1210: termp_fd_pre(DECL_ARGS)
                   1211: {
                   1212:
1.29      kristaps 1213:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1214:        return(1);
                   1215: }
                   1216:
                   1217:
                   1218: /* ARGSUSED */
                   1219: static void
                   1220: termp_fd_post(DECL_ARGS)
                   1221: {
                   1222:
                   1223:        if (node->sec != SEC_SYNOPSIS)
                   1224:                return;
1.29      kristaps 1225:
1.1       kristaps 1226:        term_newln(p);
                   1227:        if (node->next && MDOC_Fd != node->next->tok)
                   1228:                term_vspace(p);
                   1229: }
                   1230:
                   1231:
                   1232: /* ARGSUSED */
                   1233: static int
                   1234: termp_sh_pre(DECL_ARGS)
                   1235: {
                   1236:
                   1237:        switch (node->type) {
                   1238:        case (MDOC_HEAD):
                   1239:                term_vspace(p);
1.28      kristaps 1240:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1241:                break;
                   1242:        case (MDOC_BODY):
                   1243:                p->offset = INDENT;
                   1244:                break;
                   1245:        default:
                   1246:                break;
                   1247:        }
                   1248:        return(1);
                   1249: }
                   1250:
                   1251:
                   1252: /* ARGSUSED */
                   1253: static void
                   1254: termp_sh_post(DECL_ARGS)
                   1255: {
                   1256:
                   1257:        switch (node->type) {
                   1258:        case (MDOC_HEAD):
                   1259:                term_newln(p);
                   1260:                break;
                   1261:        case (MDOC_BODY):
                   1262:                term_newln(p);
                   1263:                p->offset = 0;
                   1264:                break;
                   1265:        default:
                   1266:                break;
                   1267:        }
                   1268: }
                   1269:
                   1270:
                   1271: /* ARGSUSED */
                   1272: static int
                   1273: termp_op_pre(DECL_ARGS)
                   1274: {
                   1275:
                   1276:        switch (node->type) {
                   1277:        case (MDOC_BODY):
                   1278:                term_word(p, "\\(lB");
                   1279:                p->flags |= TERMP_NOSPACE;
                   1280:                break;
                   1281:        default:
                   1282:                break;
                   1283:        }
                   1284:        return(1);
                   1285: }
                   1286:
                   1287:
                   1288: /* ARGSUSED */
                   1289: static int
                   1290: termp_bt_pre(DECL_ARGS)
                   1291: {
                   1292:
                   1293:        term_word(p, "is currently in beta test.");
                   1294:        return(1);
                   1295: }
                   1296:
                   1297:
                   1298: /* ARGSUSED */
                   1299: static void
                   1300: termp_lb_post(DECL_ARGS)
                   1301: {
                   1302:
                   1303:        term_newln(p);
                   1304: }
                   1305:
                   1306:
                   1307: /* ARGSUSED */
                   1308: static int
                   1309: termp_ud_pre(DECL_ARGS)
                   1310: {
                   1311:
                   1312:        term_word(p, "currently under development.");
                   1313:        return(1);
                   1314: }
                   1315:
                   1316:
                   1317: /* ARGSUSED */
                   1318: static int
                   1319: termp_d1_pre(DECL_ARGS)
                   1320: {
                   1321:
1.4       kristaps 1322:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1323:                return(1);
                   1324:        term_newln(p);
1.29      kristaps 1325:        p->offset += (INDENT + 1);
1.1       kristaps 1326:        return(1);
                   1327: }
                   1328:
                   1329:
                   1330: /* ARGSUSED */
                   1331: static void
                   1332: termp_d1_post(DECL_ARGS)
                   1333: {
                   1334:
1.4       kristaps 1335:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1336:                return;
                   1337:        term_newln(p);
                   1338: }
                   1339:
                   1340:
                   1341: /* ARGSUSED */
                   1342: static int
                   1343: termp_aq_pre(DECL_ARGS)
                   1344: {
                   1345:
                   1346:        if (MDOC_BODY != node->type)
                   1347:                return(1);
                   1348:        term_word(p, "\\(la");
                   1349:        p->flags |= TERMP_NOSPACE;
                   1350:        return(1);
                   1351: }
                   1352:
                   1353:
                   1354: /* ARGSUSED */
                   1355: static void
                   1356: termp_aq_post(DECL_ARGS)
                   1357: {
                   1358:
                   1359:        if (MDOC_BODY != node->type)
                   1360:                return;
                   1361:        p->flags |= TERMP_NOSPACE;
                   1362:        term_word(p, "\\(ra");
                   1363: }
                   1364:
                   1365:
                   1366: /* ARGSUSED */
                   1367: static int
                   1368: termp_ft_pre(DECL_ARGS)
                   1369: {
                   1370:
                   1371:        if (SEC_SYNOPSIS == node->sec)
                   1372:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1373:                        term_vspace(p);
1.28      kristaps 1374:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1375:        return(1);
                   1376: }
                   1377:
                   1378:
                   1379: /* ARGSUSED */
                   1380: static void
                   1381: termp_ft_post(DECL_ARGS)
                   1382: {
                   1383:
                   1384:        if (SEC_SYNOPSIS == node->sec)
                   1385:                term_newln(p);
                   1386: }
                   1387:
                   1388:
                   1389: /* ARGSUSED */
                   1390: static int
                   1391: termp_fn_pre(DECL_ARGS)
                   1392: {
                   1393:        const struct mdoc_node *n;
                   1394:
1.11      kristaps 1395:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1396:
                   1397:        /* FIXME: can be "type funcname" "type varname"... */
                   1398:
                   1399:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1400:        term_word(p, node->child->string);
                   1401:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1402:
                   1403:        p->flags |= TERMP_NOSPACE;
                   1404:        term_word(p, "(");
                   1405:
                   1406:        for (n = node->child->next; n; n = n->next) {
                   1407:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1408:                term_word(p, n->string);
                   1409:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1410:                if (n->next)
                   1411:                        term_word(p, ",");
                   1412:        }
                   1413:
                   1414:        term_word(p, ")");
                   1415:
                   1416:        if (SEC_SYNOPSIS == node->sec)
                   1417:                term_word(p, ";");
                   1418:
                   1419:        return(0);
                   1420: }
                   1421:
                   1422:
                   1423: /* ARGSUSED */
                   1424: static void
                   1425: termp_fn_post(DECL_ARGS)
                   1426: {
                   1427:
                   1428:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1429:                term_vspace(p);
                   1430: }
                   1431:
                   1432:
                   1433: /* ARGSUSED */
                   1434: static int
                   1435: termp_sx_pre(DECL_ARGS)
                   1436: {
                   1437:
1.28      kristaps 1438:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1439:        return(1);
                   1440: }
                   1441:
                   1442:
                   1443: /* ARGSUSED */
                   1444: static int
                   1445: termp_fa_pre(DECL_ARGS)
                   1446: {
                   1447:        struct mdoc_node *n;
                   1448:
                   1449:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1450:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1451:                return(1);
                   1452:        }
                   1453:
                   1454:        for (n = node->child; n; n = n->next) {
                   1455:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1456:                term_word(p, n->string);
                   1457:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1458:                if (n->next)
                   1459:                        term_word(p, ",");
                   1460:        }
                   1461:
                   1462:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1463:                term_word(p, ",");
                   1464:
                   1465:        return(0);
                   1466: }
                   1467:
                   1468:
                   1469: /* ARGSUSED */
                   1470: static int
                   1471: termp_va_pre(DECL_ARGS)
                   1472: {
                   1473:
1.28      kristaps 1474:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1475:        return(1);
                   1476: }
                   1477:
                   1478:
                   1479: /* ARGSUSED */
                   1480: static int
                   1481: termp_bd_pre(DECL_ARGS)
                   1482: {
                   1483:        int              i, type, ln;
                   1484:
                   1485:        /*
                   1486:         * This is fairly tricky due primarily to crappy documentation.
                   1487:         * If -ragged or -filled are specified, the block does nothing
                   1488:         * but change the indentation.
                   1489:         *
                   1490:         * If, on the other hand, -unfilled or -literal are specified,
                   1491:         * then the game changes.  Text is printed exactly as entered in
                   1492:         * the display: if a macro line, a newline is appended to the
                   1493:         * line.  Blank lines are allowed.
                   1494:         */
                   1495:
                   1496:        if (MDOC_BLOCK == node->type)
                   1497:                return(fmt_block_vspace(p, node, node));
                   1498:        else if (MDOC_BODY != node->type)
                   1499:                return(1);
                   1500:
1.11      kristaps 1501:        /* FIXME: display type should be mandated by parser. */
                   1502:
1.1       kristaps 1503:        if (NULL == node->parent->args)
                   1504:                errx(1, "missing display type");
                   1505:
                   1506:        for (type = -1, i = 0;
                   1507:                        i < (int)node->parent->args->argc; i++) {
                   1508:                switch (node->parent->args->argv[i].arg) {
                   1509:                case (MDOC_Ragged):
                   1510:                        /* FALLTHROUGH */
                   1511:                case (MDOC_Filled):
                   1512:                        /* FALLTHROUGH */
                   1513:                case (MDOC_Unfilled):
                   1514:                        /* FALLTHROUGH */
                   1515:                case (MDOC_Literal):
                   1516:                        type = node->parent->args->argv[i].arg;
                   1517:                        i = (int)node->parent->args->argc;
                   1518:                        break;
                   1519:                default:
                   1520:                        break;
                   1521:                }
                   1522:        }
                   1523:
                   1524:        if (NULL == node->parent->args)
                   1525:                errx(1, "missing display type");
                   1526:
                   1527:        i = arg_getattr(MDOC_Offset, node->parent);
                   1528:        if (-1 != i) {
                   1529:                if (1 != node->parent->args->argv[i].sz)
                   1530:                        errx(1, "expected single value");
                   1531:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1532:        }
                   1533:
                   1534:        switch (type) {
                   1535:        case (MDOC_Literal):
                   1536:                /* FALLTHROUGH */
                   1537:        case (MDOC_Unfilled):
                   1538:                break;
                   1539:        default:
                   1540:                return(1);
                   1541:        }
                   1542:
                   1543:        /*
                   1544:         * Tricky.  Iterate through all children.  If we're on a
                   1545:         * different parse line, append a newline and then the contents.
                   1546:         * Ew.
                   1547:         */
                   1548:
                   1549:        p->flags |= TERMP_LITERAL;
                   1550:        ln = node->child ? node->child->line : 0;
                   1551:
                   1552:        for (node = node->child; node; node = node->next) {
                   1553:                if (ln < node->line) {
                   1554:                        term_flushln(p);
                   1555:                        p->flags |= TERMP_NOSPACE;
                   1556:                }
                   1557:                ln = node->line;
                   1558:                print_node(p, pair, meta, node);
                   1559:        }
                   1560:
                   1561:        return(0);
                   1562: }
                   1563:
                   1564:
                   1565: /* ARGSUSED */
                   1566: static void
                   1567: termp_bd_post(DECL_ARGS)
                   1568: {
                   1569:
                   1570:        if (MDOC_BODY != node->type)
                   1571:                return;
                   1572:
                   1573:        term_flushln(p);
                   1574:        p->flags &= ~TERMP_LITERAL;
                   1575:        p->flags |= TERMP_NOSPACE;
                   1576: }
                   1577:
                   1578:
                   1579: /* ARGSUSED */
                   1580: static int
                   1581: termp_qq_pre(DECL_ARGS)
                   1582: {
                   1583:
                   1584:        if (MDOC_BODY != node->type)
                   1585:                return(1);
                   1586:        term_word(p, "\"");
                   1587:        p->flags |= TERMP_NOSPACE;
                   1588:        return(1);
                   1589: }
                   1590:
                   1591:
                   1592: /* ARGSUSED */
                   1593: static void
                   1594: termp_qq_post(DECL_ARGS)
                   1595: {
                   1596:
                   1597:        if (MDOC_BODY != node->type)
                   1598:                return;
                   1599:        p->flags |= TERMP_NOSPACE;
                   1600:        term_word(p, "\"");
                   1601: }
                   1602:
                   1603:
                   1604: /* ARGSUSED */
                   1605: static void
                   1606: termp_bx_post(DECL_ARGS)
                   1607: {
                   1608:
                   1609:        if (node->child)
                   1610:                p->flags |= TERMP_NOSPACE;
                   1611:        term_word(p, "BSD");
                   1612: }
                   1613:
                   1614:
                   1615: /* ARGSUSED */
                   1616: static int
1.26      kristaps 1617: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1618: {
1.26      kristaps 1619:        const char      *pp;
1.1       kristaps 1620:
1.26      kristaps 1621:        pp = NULL;
                   1622:        switch (node->tok) {
                   1623:        case (MDOC_Bsx):
                   1624:                pp = "BSDI BSD/OS";
                   1625:                break;
                   1626:        case (MDOC_Dx):
                   1627:                pp = "DragonFlyBSD";
                   1628:                break;
                   1629:        case (MDOC_Fx):
                   1630:                pp = "FreeBSD";
                   1631:                break;
                   1632:        case (MDOC_Nx):
                   1633:                pp = "NetBSD";
                   1634:                break;
                   1635:        case (MDOC_Ox):
                   1636:                pp = "OpenBSD";
                   1637:                break;
                   1638:        case (MDOC_Ux):
                   1639:                pp = "UNIX";
                   1640:                break;
                   1641:        default:
                   1642:                break;
                   1643:        }
1.1       kristaps 1644:
1.26      kristaps 1645:        assert(pp);
                   1646:        term_word(p, pp);
1.1       kristaps 1647:        return(1);
                   1648: }
                   1649:
                   1650:
                   1651: /* ARGSUSED */
                   1652: static int
                   1653: termp_sq_pre(DECL_ARGS)
                   1654: {
                   1655:
                   1656:        if (MDOC_BODY != node->type)
                   1657:                return(1);
                   1658:        term_word(p, "\\(oq");
                   1659:        p->flags |= TERMP_NOSPACE;
                   1660:        return(1);
                   1661: }
                   1662:
                   1663:
                   1664: /* ARGSUSED */
                   1665: static void
                   1666: termp_sq_post(DECL_ARGS)
                   1667: {
                   1668:
                   1669:        if (MDOC_BODY != node->type)
                   1670:                return;
                   1671:        p->flags |= TERMP_NOSPACE;
                   1672:        term_word(p, "\\(aq");
                   1673: }
                   1674:
                   1675:
                   1676: /* ARGSUSED */
                   1677: static int
                   1678: termp_pf_pre(DECL_ARGS)
                   1679: {
                   1680:
                   1681:        p->flags |= TERMP_IGNDELIM;
                   1682:        return(1);
                   1683: }
                   1684:
                   1685:
                   1686: /* ARGSUSED */
                   1687: static void
                   1688: termp_pf_post(DECL_ARGS)
                   1689: {
                   1690:
                   1691:        p->flags &= ~TERMP_IGNDELIM;
                   1692:        p->flags |= TERMP_NOSPACE;
                   1693: }
                   1694:
                   1695:
                   1696: /* ARGSUSED */
                   1697: static int
                   1698: termp_ss_pre(DECL_ARGS)
                   1699: {
                   1700:
                   1701:        switch (node->type) {
                   1702:        case (MDOC_BLOCK):
                   1703:                term_newln(p);
                   1704:                if (node->prev)
                   1705:                        term_vspace(p);
                   1706:                break;
                   1707:        case (MDOC_HEAD):
1.28      kristaps 1708:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1709:                p->offset = HALFINDENT;
1.1       kristaps 1710:                break;
                   1711:        default:
                   1712:                break;
                   1713:        }
                   1714:
                   1715:        return(1);
                   1716: }
                   1717:
                   1718:
                   1719: /* ARGSUSED */
                   1720: static void
                   1721: termp_ss_post(DECL_ARGS)
                   1722: {
                   1723:
1.29      kristaps 1724:        if (MDOC_HEAD == node->type)
1.1       kristaps 1725:                term_newln(p);
                   1726: }
                   1727:
                   1728:
                   1729: /* ARGSUSED */
                   1730: static int
                   1731: termp_pa_pre(DECL_ARGS)
                   1732: {
                   1733:
1.28      kristaps 1734:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1735:        return(1);
                   1736: }
                   1737:
                   1738:
                   1739: /* ARGSUSED */
                   1740: static int
                   1741: termp_em_pre(DECL_ARGS)
                   1742: {
                   1743:
1.28      kristaps 1744:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1745:        return(1);
                   1746: }
                   1747:
                   1748:
                   1749: /* ARGSUSED */
                   1750: static int
                   1751: termp_cd_pre(DECL_ARGS)
                   1752: {
                   1753:
1.28      kristaps 1754:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1755:        term_newln(p);
                   1756:        return(1);
                   1757: }
                   1758:
                   1759:
                   1760: /* ARGSUSED */
                   1761: static int
                   1762: termp_cm_pre(DECL_ARGS)
                   1763: {
                   1764:
1.28      kristaps 1765:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1766:        return(1);
                   1767: }
                   1768:
                   1769:
                   1770: /* ARGSUSED */
                   1771: static int
                   1772: termp_ic_pre(DECL_ARGS)
                   1773: {
                   1774:
1.28      kristaps 1775:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1776:        return(1);
                   1777: }
                   1778:
                   1779:
                   1780: /* ARGSUSED */
                   1781: static int
                   1782: termp_in_pre(DECL_ARGS)
                   1783: {
                   1784:
1.28      kristaps 1785:        pair->flag |= ttypes[TTYPE_INCLUDE];
                   1786:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1787:
                   1788:        if (SEC_SYNOPSIS == node->sec)
                   1789:                term_word(p, "#include");
                   1790:
1.1       kristaps 1791:        term_word(p, "<");
                   1792:        p->flags |= TERMP_NOSPACE;
                   1793:        return(1);
                   1794: }
                   1795:
                   1796:
                   1797: /* ARGSUSED */
                   1798: static void
                   1799: termp_in_post(DECL_ARGS)
                   1800: {
                   1801:
                   1802:        p->flags |= TERMP_NOSPACE;
                   1803:        term_word(p, ">");
                   1804:
                   1805:        if (SEC_SYNOPSIS != node->sec)
                   1806:                return;
1.22      kristaps 1807:
                   1808:        term_newln(p);
                   1809:        /*
                   1810:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1811:         * the SYNOPSIS section, then it produces a single break after
                   1812:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1813:         * construction is rarely used, I think it's fine.
                   1814:         */
1.1       kristaps 1815:        if (node->next && MDOC_In != node->next->tok)
                   1816:                term_vspace(p);
                   1817: }
                   1818:
                   1819:
                   1820: /* ARGSUSED */
                   1821: static int
                   1822: termp_brq_pre(DECL_ARGS)
                   1823: {
                   1824:
                   1825:        if (MDOC_BODY != node->type)
                   1826:                return(1);
                   1827:        term_word(p, "\\(lC");
                   1828:        p->flags |= TERMP_NOSPACE;
                   1829:        return(1);
                   1830: }
                   1831:
                   1832:
                   1833: /* ARGSUSED */
                   1834: static void
                   1835: termp_brq_post(DECL_ARGS)
                   1836: {
                   1837:
                   1838:        if (MDOC_BODY != node->type)
                   1839:                return;
                   1840:        p->flags |= TERMP_NOSPACE;
                   1841:        term_word(p, "\\(rC");
                   1842: }
                   1843:
                   1844:
                   1845: /* ARGSUSED */
                   1846: static int
                   1847: termp_bq_pre(DECL_ARGS)
                   1848: {
                   1849:
                   1850:        if (MDOC_BODY != node->type)
                   1851:                return(1);
                   1852:        term_word(p, "\\(lB");
                   1853:        p->flags |= TERMP_NOSPACE;
                   1854:        return(1);
                   1855: }
                   1856:
                   1857:
                   1858: /* ARGSUSED */
                   1859: static void
                   1860: termp_bq_post(DECL_ARGS)
                   1861: {
                   1862:
                   1863:        if (MDOC_BODY != node->type)
                   1864:                return;
                   1865:        p->flags |= TERMP_NOSPACE;
                   1866:        term_word(p, "\\(rB");
                   1867: }
                   1868:
                   1869:
                   1870: /* ARGSUSED */
                   1871: static int
                   1872: termp_pq_pre(DECL_ARGS)
                   1873: {
                   1874:
                   1875:        if (MDOC_BODY != node->type)
                   1876:                return(1);
                   1877:        term_word(p, "\\&(");
                   1878:        p->flags |= TERMP_NOSPACE;
                   1879:        return(1);
                   1880: }
                   1881:
                   1882:
                   1883: /* ARGSUSED */
                   1884: static void
                   1885: termp_pq_post(DECL_ARGS)
                   1886: {
                   1887:
                   1888:        if (MDOC_BODY != node->type)
                   1889:                return;
                   1890:        term_word(p, ")");
                   1891: }
                   1892:
                   1893:
                   1894: /* ARGSUSED */
                   1895: static int
                   1896: termp_fo_pre(DECL_ARGS)
                   1897: {
                   1898:        const struct mdoc_node *n;
                   1899:
                   1900:        if (MDOC_BODY == node->type) {
1.33      kristaps 1901:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1902:                term_word(p, "(");
                   1903:                p->flags |= TERMP_NOSPACE;
                   1904:                return(1);
                   1905:        } else if (MDOC_HEAD != node->type)
                   1906:                return(1);
                   1907:
                   1908:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1909:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1910:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1911:                term_word(p, n->string);
                   1912:        }
                   1913:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1914:
                   1915:        return(0);
                   1916: }
                   1917:
                   1918:
                   1919: /* ARGSUSED */
                   1920: static void
                   1921: termp_fo_post(DECL_ARGS)
                   1922: {
                   1923:
                   1924:        if (MDOC_BODY != node->type)
                   1925:                return;
                   1926:        p->flags |= TERMP_NOSPACE;
                   1927:        term_word(p, ")");
                   1928:        p->flags |= TERMP_NOSPACE;
                   1929:        term_word(p, ";");
                   1930:        term_newln(p);
                   1931: }
                   1932:
                   1933:
                   1934: /* ARGSUSED */
                   1935: static int
                   1936: termp_bf_pre(DECL_ARGS)
                   1937: {
                   1938:        const struct mdoc_node  *n;
                   1939:
1.28      kristaps 1940:        if (MDOC_HEAD == node->type)
1.1       kristaps 1941:                return(0);
1.28      kristaps 1942:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1943:                return(1);
                   1944:
                   1945:        if (NULL == (n = node->head->child)) {
                   1946:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 1947:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1948:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 1949:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1950:
                   1951:                return(1);
                   1952:        }
                   1953:
1.11      kristaps 1954:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1955:        if (0 == strcmp("Em", n->string))
1.28      kristaps 1956:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1957:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 1958:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1959:
                   1960:        return(1);
                   1961: }
                   1962:
                   1963:
                   1964: /* ARGSUSED */
                   1965: static int
                   1966: termp_sy_pre(DECL_ARGS)
                   1967: {
                   1968:
1.28      kristaps 1969:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1970:        return(1);
                   1971: }
                   1972:
                   1973:
                   1974: /* ARGSUSED */
                   1975: static int
                   1976: termp_ms_pre(DECL_ARGS)
                   1977: {
                   1978:
1.28      kristaps 1979:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 1980:        return(1);
                   1981: }
                   1982:
                   1983:
                   1984:
                   1985: /* ARGSUSED */
                   1986: static int
                   1987: termp_sm_pre(DECL_ARGS)
                   1988: {
                   1989:
1.11      kristaps 1990:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1991:        if (0 == strcmp("on", node->child->string)) {
                   1992:                p->flags &= ~TERMP_NONOSPACE;
                   1993:                p->flags &= ~TERMP_NOSPACE;
                   1994:        } else
                   1995:                p->flags |= TERMP_NONOSPACE;
                   1996:
                   1997:        return(0);
                   1998: }
                   1999:
                   2000:
                   2001: /* ARGSUSED */
                   2002: static int
                   2003: termp_ap_pre(DECL_ARGS)
                   2004: {
                   2005:
                   2006:        p->flags |= TERMP_NOSPACE;
                   2007:        term_word(p, "\\(aq");
                   2008:        p->flags |= TERMP_NOSPACE;
                   2009:        return(1);
                   2010: }
                   2011:
                   2012:
                   2013: /* ARGSUSED */
                   2014: static int
                   2015: termp__j_pre(DECL_ARGS)
                   2016: {
                   2017:
1.28      kristaps 2018:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2019:        return(1);
                   2020: }
                   2021:
                   2022:
                   2023: /* ARGSUSED */
                   2024: static int
                   2025: termp__t_pre(DECL_ARGS)
                   2026: {
                   2027:
                   2028:        term_word(p, "\"");
                   2029:        p->flags |= TERMP_NOSPACE;
                   2030:        return(1);
                   2031: }
                   2032:
                   2033:
                   2034: /* ARGSUSED */
                   2035: static void
                   2036: termp__t_post(DECL_ARGS)
                   2037: {
                   2038:
                   2039:        p->flags |= TERMP_NOSPACE;
                   2040:        term_word(p, "\"");
                   2041:        termp____post(p, pair, meta, node);
                   2042: }
                   2043:
                   2044:
                   2045: /* ARGSUSED */
                   2046: static void
                   2047: termp____post(DECL_ARGS)
                   2048: {
                   2049:
                   2050:        p->flags |= TERMP_NOSPACE;
                   2051:        term_word(p, node->next ? "," : ".");
                   2052: }
                   2053:
                   2054:
                   2055: /* ARGSUSED */
                   2056: static int
                   2057: termp_lk_pre(DECL_ARGS)
                   2058: {
                   2059:        const struct mdoc_node *n;
                   2060:
1.11      kristaps 2061:        assert(node->child);
                   2062:        n = node->child;
1.1       kristaps 2063:
1.12      kristaps 2064:        if (NULL == n->next) {
1.28      kristaps 2065:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2066:                return(1);
                   2067:        }
                   2068:
1.1       kristaps 2069:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2070:        term_word(p, n->string);
                   2071:        p->flags |= TERMP_NOSPACE;
                   2072:        term_word(p, ":");
1.12      kristaps 2073:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2074:
                   2075:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2076:        for (n = n->next; n; n = n->next)
1.1       kristaps 2077:                term_word(p, n->string);
1.12      kristaps 2078:
1.1       kristaps 2079:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2080:        return(0);
                   2081: }
                   2082:
                   2083:
                   2084: /* ARGSUSED */
                   2085: static int
                   2086: termp_mt_pre(DECL_ARGS)
                   2087: {
                   2088:
1.28      kristaps 2089:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2090:        return(1);
                   2091: }
                   2092:
                   2093:

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