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Annotation of mandoc/mdoc_term.c, Revision 1.30

1.30    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.29 2009/07/12 17:45:17 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:
1.28      kristaps   83: /*
                     84:  * This is used to preserve a style of value across a macro, instead of
                     85:  * losing it while the body is processed.
                     86:  */
1.1       kristaps   87: struct termpair {
                     88:        struct termpair  *ppair;
1.30    ! kristaps   89:        int               flag;         /* Cross-body struct termp:flags. */
1.10      kristaps   90:        int               count;        /* Enum count. */
1.1       kristaps   91: };
                     92:
                     93: #define        DECL_ARGS \
                     94:        struct termp *p, struct termpair *pair, \
                     95:        const struct mdoc_meta *meta, \
                     96:        const struct mdoc_node *node
                     97:
                     98: #define        DECL_PRE(name) \
                     99: static int               name##_pre(DECL_ARGS)
                    100: #define        DECL_POST(name) \
                    101: static void              name##_post(DECL_ARGS)
                    102: #define        DECL_PREPOST(name) \
                    103: DECL_PRE(name); \
                    104: DECL_POST(name);
                    105:
                    106: DECL_PREPOST(termp__t);
                    107: DECL_PREPOST(termp_aq);
                    108: DECL_PREPOST(termp_bd);
                    109: DECL_PREPOST(termp_bq);
                    110: DECL_PREPOST(termp_brq);
                    111: DECL_PREPOST(termp_d1);
                    112: DECL_PREPOST(termp_dq);
                    113: DECL_PREPOST(termp_fd);
                    114: DECL_PREPOST(termp_fn);
                    115: DECL_PREPOST(termp_fo);
                    116: DECL_PREPOST(termp_ft);
                    117: DECL_PREPOST(termp_in);
                    118: DECL_PREPOST(termp_it);
                    119: DECL_PREPOST(termp_lb);
                    120: DECL_PREPOST(termp_op);
                    121: DECL_PREPOST(termp_pf);
                    122: DECL_PREPOST(termp_pq);
                    123: DECL_PREPOST(termp_qq);
                    124: DECL_PREPOST(termp_sh);
                    125: DECL_PREPOST(termp_ss);
                    126: DECL_PREPOST(termp_sq);
                    127: DECL_PREPOST(termp_vt);
                    128:
                    129: DECL_PRE(termp__j);
                    130: DECL_PRE(termp_ap);
                    131: DECL_PRE(termp_ar);
                    132: DECL_PRE(termp_at);
                    133: DECL_PRE(termp_bf);
                    134: DECL_PRE(termp_bt);
                    135: DECL_PRE(termp_cd);
                    136: DECL_PRE(termp_cm);
                    137: DECL_PRE(termp_em);
                    138: DECL_PRE(termp_ex);
                    139: DECL_PRE(termp_fa);
                    140: DECL_PRE(termp_fl);
                    141: DECL_PRE(termp_ic);
                    142: DECL_PRE(termp_lk);
                    143: DECL_PRE(termp_ms);
                    144: DECL_PRE(termp_mt);
                    145: DECL_PRE(termp_nd);
                    146: DECL_PRE(termp_nm);
                    147: DECL_PRE(termp_ns);
1.26      kristaps  148: DECL_PRE(termp_xx);
1.1       kristaps  149: DECL_PRE(termp_pa);
                    150: DECL_PRE(termp_pp);
                    151: DECL_PRE(termp_rs);
                    152: DECL_PRE(termp_rv);
                    153: DECL_PRE(termp_sm);
                    154: DECL_PRE(termp_st);
                    155: DECL_PRE(termp_sx);
                    156: DECL_PRE(termp_sy);
                    157: DECL_PRE(termp_ud);
                    158: DECL_PRE(termp_va);
                    159: DECL_PRE(termp_xr);
                    160:
                    161: DECL_POST(termp___);
                    162: DECL_POST(termp_bl);
                    163: DECL_POST(termp_bx);
                    164:
                    165: struct termact {
                    166:        int     (*pre)(DECL_ARGS);
                    167:        void    (*post)(DECL_ARGS);
                    168: };
                    169:
                    170: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  171:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  172:        { NULL, NULL }, /* Dd */
                    173:        { NULL, NULL }, /* Dt */
                    174:        { NULL, NULL }, /* Os */
                    175:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    176:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    177:        { termp_pp_pre, NULL }, /* Pp */
                    178:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    179:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    180:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    181:        { NULL, NULL }, /* Ed */
                    182:        { NULL, termp_bl_post }, /* Bl */
                    183:        { NULL, NULL }, /* El */
                    184:        { termp_it_pre, termp_it_post }, /* It */
                    185:        { NULL, NULL }, /* Ad */
                    186:        { NULL, NULL }, /* An */
                    187:        { termp_ar_pre, NULL }, /* Ar */
                    188:        { termp_cd_pre, NULL }, /* Cd */
                    189:        { termp_cm_pre, NULL }, /* Cm */
                    190:        { NULL, NULL }, /* Dv */
                    191:        { NULL, NULL }, /* Er */
                    192:        { NULL, NULL }, /* Ev */
                    193:        { termp_ex_pre, NULL }, /* Ex */
                    194:        { termp_fa_pre, NULL }, /* Fa */
                    195:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    196:        { termp_fl_pre, NULL }, /* Fl */
                    197:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    198:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    199:        { termp_ic_pre, NULL }, /* Ic */
                    200:        { termp_in_pre, termp_in_post }, /* In */
                    201:        { NULL, NULL }, /* Li */
                    202:        { termp_nd_pre, NULL }, /* Nd */
                    203:        { termp_nm_pre, NULL }, /* Nm */
                    204:        { termp_op_pre, termp_op_post }, /* Op */
                    205:        { NULL, NULL }, /* Ot */
                    206:        { termp_pa_pre, NULL }, /* Pa */
                    207:        { termp_rv_pre, NULL }, /* Rv */
                    208:        { termp_st_pre, NULL }, /* St */
                    209:        { termp_va_pre, NULL }, /* Va */
                    210:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    211:        { termp_xr_pre, NULL }, /* Xr */
                    212:        { NULL, termp____post }, /* %A */
                    213:        { NULL, termp____post }, /* %B */
                    214:        { NULL, termp____post }, /* %D */
                    215:        { NULL, termp____post }, /* %I */
                    216:        { termp__j_pre, termp____post }, /* %J */
                    217:        { NULL, termp____post }, /* %N */
                    218:        { NULL, termp____post }, /* %O */
                    219:        { NULL, termp____post }, /* %P */
                    220:        { NULL, termp____post }, /* %R */
                    221:        { termp__t_pre, termp__t_post }, /* %T */
                    222:        { NULL, termp____post }, /* %V */
                    223:        { NULL, NULL }, /* Ac */
                    224:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    225:        { termp_aq_pre, termp_aq_post }, /* Aq */
                    226:        { termp_at_pre, NULL }, /* At */
                    227:        { NULL, NULL }, /* Bc */
                    228:        { termp_bf_pre, NULL }, /* Bf */
                    229:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    230:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  231:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  232:        { NULL, termp_bx_post }, /* Bx */
                    233:        { NULL, NULL }, /* Db */
                    234:        { NULL, NULL }, /* Dc */
                    235:        { termp_dq_pre, termp_dq_post }, /* Do */
                    236:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    237:        { NULL, NULL }, /* Ec */
                    238:        { NULL, NULL }, /* Ef */
                    239:        { termp_em_pre, NULL }, /* Em */
                    240:        { NULL, NULL }, /* Eo */
1.26      kristaps  241:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  242:        { termp_ms_pre, NULL }, /* Ms */
                    243:        { NULL, NULL }, /* No */
                    244:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  245:        { termp_xx_pre, NULL }, /* Nx */
                    246:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  247:        { NULL, NULL }, /* Pc */
                    248:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    249:        { termp_pq_pre, termp_pq_post }, /* Po */
                    250:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    251:        { NULL, NULL }, /* Qc */
                    252:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    253:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    254:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    255:        { NULL, NULL }, /* Re */
                    256:        { termp_rs_pre, NULL }, /* Rs */
                    257:        { NULL, NULL }, /* Sc */
                    258:        { termp_sq_pre, termp_sq_post }, /* So */
                    259:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    260:        { termp_sm_pre, NULL }, /* Sm */
                    261:        { termp_sx_pre, NULL }, /* Sx */
                    262:        { termp_sy_pre, NULL }, /* Sy */
                    263:        { NULL, NULL }, /* Tn */
1.26      kristaps  264:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  265:        { NULL, NULL }, /* Xc */
                    266:        { NULL, NULL }, /* Xo */
                    267:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    268:        { NULL, NULL }, /* Fc */
                    269:        { termp_op_pre, termp_op_post }, /* Oo */
                    270:        { NULL, NULL }, /* Oc */
                    271:        { NULL, NULL }, /* Bk */
                    272:        { NULL, NULL }, /* Ek */
                    273:        { termp_bt_pre, NULL }, /* Bt */
                    274:        { NULL, NULL }, /* Hf */
                    275:        { NULL, NULL }, /* Fr */
                    276:        { termp_ud_pre, NULL }, /* Ud */
                    277:        { termp_lb_pre, termp_lb_post }, /* Lb */
1.14      kristaps  278:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  279:        { termp_lk_pre, NULL }, /* Lk */
                    280:        { termp_mt_pre, NULL }, /* Mt */
                    281:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    282:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    283:        { NULL, NULL }, /* Brc */
                    284:        { NULL, NULL }, /* %C */
                    285:        { NULL, NULL }, /* Es */
                    286:        { NULL, NULL }, /* En */
1.26      kristaps  287:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  288:        { NULL, NULL }, /* %Q */
                    289: };
                    290:
1.2       kristaps  291: #ifdef __linux__
1.9       kristaps  292: extern size_t    strlcpy(char *, const char *, size_t);
                    293: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  294: #endif
                    295:
1.1       kristaps  296: static int       arg_hasattr(int, const struct mdoc_node *);
                    297: static int       arg_getattrs(const int *, int *, size_t,
                    298:                        const struct mdoc_node *);
                    299: static int       arg_getattr(int, const struct mdoc_node *);
                    300: static size_t    arg_offset(const struct mdoc_argv *);
                    301: static size_t    arg_width(const struct mdoc_argv *, int);
                    302: static int       arg_listtype(const struct mdoc_node *);
                    303: static int       fmt_block_vspace(struct termp *,
                    304:                        const struct mdoc_node *,
                    305:                        const struct mdoc_node *);
1.3       kristaps  306: static void      print_node(DECL_ARGS);
                    307: static void      print_head(struct termp *,
1.1       kristaps  308:                        const struct mdoc_meta *);
1.3       kristaps  309: static void      print_body(DECL_ARGS);
                    310: static void      print_foot(struct termp *,
1.1       kristaps  311:                        const struct mdoc_meta *);
                    312:
                    313:
                    314: int
                    315: mdoc_run(struct termp *p, const struct mdoc *m)
                    316: {
1.9       kristaps  317:        /*
                    318:         * Main output function.  When this is called, assume that the
                    319:         * tree is properly formed.
                    320:         */
1.1       kristaps  321:
1.3       kristaps  322:        print_head(p, mdoc_meta(m));
1.14      kristaps  323:        assert(mdoc_node(m));
                    324:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    325:        if (mdoc_node(m)->child)
                    326:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  327:        print_foot(p, mdoc_meta(m));
                    328:        return(1);
1.1       kristaps  329: }
                    330:
                    331:
1.3       kristaps  332: static void
1.1       kristaps  333: print_body(DECL_ARGS)
                    334: {
                    335:
1.3       kristaps  336:        print_node(p, pair, meta, node);
1.1       kristaps  337:        if ( ! node->next)
1.3       kristaps  338:                return;
                    339:        print_body(p, pair, meta, node->next);
1.1       kristaps  340: }
                    341:
                    342:
1.3       kristaps  343: static void
1.1       kristaps  344: print_node(DECL_ARGS)
                    345: {
                    346:        int              dochild;
                    347:        struct termpair  npair;
1.30    ! kristaps  348:        size_t           offset, rmargin;
1.1       kristaps  349:
                    350:        dochild = 1;
1.29      kristaps  351:        offset = p->offset;
1.30    ! kristaps  352:        rmargin = p->rmargin;
1.29      kristaps  353:
1.1       kristaps  354:        npair.ppair = pair;
                    355:        npair.flag = 0;
                    356:        npair.count = 0;
                    357:
                    358:        if (MDOC_TEXT != node->type) {
                    359:                if (termacts[node->tok].pre)
                    360:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    361:                                dochild = 0;
                    362:        } else /* MDOC_TEXT == node->type */
                    363:                term_word(p, node->string);
                    364:
                    365:        /* Children. */
                    366:
1.28      kristaps  367:        p->flags |= npair.flag;
1.1       kristaps  368:
                    369:        if (dochild && node->child)
                    370:                print_body(p, &npair, meta, node->child);
                    371:
                    372:        /* Post-processing. */
                    373:
                    374:        if (MDOC_TEXT != node->type)
                    375:                if (termacts[node->tok].post)
                    376:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  377:
                    378:        p->offset = offset;
1.30    ! kristaps  379:        p->rmargin = rmargin;
1.29      kristaps  380:        p->flags &= ~npair.flag;
1.1       kristaps  381: }
                    382:
                    383:
1.3       kristaps  384: static void
1.1       kristaps  385: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    386: {
                    387:        struct tm       *tm;
                    388:        char            *buf, *os;
                    389:
1.9       kristaps  390:        /*
                    391:         * Output the footer in new-groff style, that is, three columns
                    392:         * with the middle being the manual date and flanking columns
                    393:         * being the operating system:
                    394:         *
                    395:         * SYSTEM                  DATE                    SYSTEM
                    396:         */
                    397:
1.1       kristaps  398:        if (NULL == (buf = malloc(p->rmargin)))
                    399:                err(1, "malloc");
                    400:        if (NULL == (os = malloc(p->rmargin)))
                    401:                err(1, "malloc");
                    402:
                    403:        tm = localtime(&meta->date);
                    404:
                    405:        if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
                    406:                err(1, "strftime");
                    407:
                    408:        (void)strlcpy(os, meta->os, p->rmargin);
                    409:
                    410:        term_vspace(p);
                    411:
1.9       kristaps  412:        p->offset = 0;
                    413:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  414:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    415:
                    416:        term_word(p, os);
                    417:        term_flushln(p);
                    418:
1.9       kristaps  419:        p->offset = p->rmargin;
                    420:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  421:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  422:
                    423:        term_word(p, buf);
                    424:        term_flushln(p);
                    425:
1.1       kristaps  426:        p->offset = p->rmargin;
                    427:        p->rmargin = p->maxrmargin;
                    428:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  429:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  430:
1.9       kristaps  431:        term_word(p, os);
1.1       kristaps  432:        term_flushln(p);
                    433:
1.9       kristaps  434:        p->offset = 0;
                    435:        p->rmargin = p->maxrmargin;
                    436:        p->flags = 0;
                    437:
1.1       kristaps  438:        free(buf);
                    439:        free(os);
                    440: }
                    441:
                    442:
1.3       kristaps  443: static void
1.1       kristaps  444: print_head(struct termp *p, const struct mdoc_meta *meta)
                    445: {
                    446:        char            *buf, *title;
                    447:
                    448:        p->rmargin = p->maxrmargin;
                    449:        p->offset = 0;
                    450:
                    451:        if (NULL == (buf = malloc(p->rmargin)))
                    452:                err(1, "malloc");
                    453:        if (NULL == (title = malloc(p->rmargin)))
                    454:                err(1, "malloc");
                    455:
                    456:        /*
                    457:         * The header is strange.  It has three components, which are
                    458:         * really two with the first duplicated.  It goes like this:
                    459:         *
                    460:         * IDENTIFIER              TITLE                   IDENTIFIER
                    461:         *
                    462:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    463:         * (if given, or "unknown" if not) followed by the manual page
                    464:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    465:         * string depending on the manual volume.  If not specified, it
                    466:         * switches on the manual section.
                    467:         */
                    468:
                    469:        assert(meta->vol);
                    470:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    471:
                    472:        if (meta->arch) {
                    473:                (void)strlcat(buf, " (", p->rmargin);
                    474:                (void)strlcat(buf, meta->arch, p->rmargin);
                    475:                (void)strlcat(buf, ")", p->rmargin);
                    476:        }
                    477:
                    478:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    479:                        meta->title, meta->msec);
                    480:
                    481:        p->offset = 0;
1.8       kristaps  482:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  483:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    484:
                    485:        term_word(p, title);
                    486:        term_flushln(p);
                    487:
                    488:        p->offset = p->rmargin;
                    489:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  490:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  491:
                    492:        term_word(p, buf);
                    493:        term_flushln(p);
                    494:
                    495:        p->offset = p->rmargin;
                    496:        p->rmargin = p->maxrmargin;
                    497:        p->flags &= ~TERMP_NOBREAK;
                    498:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    499:
                    500:        term_word(p, title);
                    501:        term_flushln(p);
                    502:
1.9       kristaps  503:        p->offset = 0;
1.1       kristaps  504:        p->rmargin = p->maxrmargin;
                    505:        p->flags &= ~TERMP_NOSPACE;
                    506:
                    507:        free(title);
                    508:        free(buf);
                    509: }
                    510:
                    511:
                    512: static size_t
                    513: arg_width(const struct mdoc_argv *arg, int pos)
                    514: {
                    515:        size_t           v;
                    516:        int              i, len;
                    517:
                    518:        assert(pos < (int)arg->sz && pos >= 0);
                    519:        assert(arg->value[pos]);
                    520:
                    521:        if (0 == (len = (int)strlen(arg->value[pos])))
                    522:                return(0);
                    523:
                    524:        for (i = 0; i < len - 1; i++)
                    525:                if ( ! isdigit((u_char)arg->value[pos][i]))
                    526:                        break;
                    527:
                    528:        if (i == len - 1) {
1.16      kristaps  529:                if ('n' == arg->value[pos][len - 1] ||
                    530:                                'm' == arg->value[pos][len - 1]) {
1.1       kristaps  531:                        v = (size_t)atoi(arg->value[pos]);
1.16      kristaps  532:                        return(v + 2);
1.1       kristaps  533:                }
                    534:
                    535:        }
1.16      kristaps  536:        return(strlen(arg->value[pos]) + 2);
1.1       kristaps  537: }
                    538:
                    539:
                    540: static int
                    541: arg_listtype(const struct mdoc_node *n)
                    542: {
                    543:        int              i, len;
                    544:
                    545:        assert(MDOC_BLOCK == n->type);
                    546:
                    547:        len = (int)(n->args ? n->args->argc : 0);
                    548:
                    549:        for (i = 0; i < len; i++)
                    550:                switch (n->args->argv[i].arg) {
                    551:                case (MDOC_Bullet):
                    552:                        /* FALLTHROUGH */
                    553:                case (MDOC_Dash):
                    554:                        /* FALLTHROUGH */
                    555:                case (MDOC_Enum):
                    556:                        /* FALLTHROUGH */
                    557:                case (MDOC_Hyphen):
                    558:                        /* FALLTHROUGH */
                    559:                case (MDOC_Tag):
                    560:                        /* FALLTHROUGH */
                    561:                case (MDOC_Inset):
                    562:                        /* FALLTHROUGH */
                    563:                case (MDOC_Diag):
                    564:                        /* FALLTHROUGH */
                    565:                case (MDOC_Item):
                    566:                        /* FALLTHROUGH */
                    567:                case (MDOC_Column):
                    568:                        /* FALLTHROUGH */
                    569:                case (MDOC_Ohang):
                    570:                        return(n->args->argv[i].arg);
                    571:                default:
                    572:                        break;
                    573:                }
                    574:
1.11      kristaps  575:        /* FIXME: mandated by parser. */
                    576:
1.1       kristaps  577:        errx(1, "list type not supported");
                    578:        /* NOTREACHED */
                    579: }
                    580:
                    581:
                    582: static size_t
                    583: arg_offset(const struct mdoc_argv *arg)
                    584: {
                    585:
                    586:        assert(*arg->value);
1.10      kristaps  587:        if (0 == strcmp(*arg->value, "left"))
1.19      kristaps  588:                return(0);
1.1       kristaps  589:        if (0 == strcmp(*arg->value, "indent"))
1.16      kristaps  590:                return(INDENT + 1);
1.1       kristaps  591:        if (0 == strcmp(*arg->value, "indent-two"))
1.20      kristaps  592:                return((INDENT + 1) * 2);
1.10      kristaps  593:
                    594:        /* FIXME: needs to support field-widths (10n, etc.). */
1.11      kristaps  595:
1.1       kristaps  596:        return(strlen(*arg->value));
                    597: }
                    598:
                    599:
                    600: static int
                    601: arg_hasattr(int arg, const struct mdoc_node *n)
                    602: {
                    603:
                    604:        return(-1 != arg_getattr(arg, n));
                    605: }
                    606:
                    607:
                    608: static int
                    609: arg_getattr(int v, const struct mdoc_node *n)
                    610: {
                    611:        int              val;
                    612:
                    613:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    614: }
                    615:
                    616:
                    617: static int
                    618: arg_getattrs(const int *keys, int *vals,
                    619:                size_t sz, const struct mdoc_node *n)
                    620: {
                    621:        int              i, j, k;
                    622:
                    623:        if (NULL == n->args)
                    624:                return(0);
                    625:
                    626:        for (k = i = 0; i < (int)n->args->argc; i++)
                    627:                for (j = 0; j < (int)sz; j++)
                    628:                        if (n->args->argv[i].arg == keys[j]) {
                    629:                                vals[j] = i;
                    630:                                k++;
                    631:                        }
                    632:        return(k);
                    633: }
                    634:
                    635:
                    636: /* ARGSUSED */
                    637: static int
                    638: fmt_block_vspace(struct termp *p,
                    639:                const struct mdoc_node *bl,
                    640:                const struct mdoc_node *node)
                    641: {
                    642:        const struct mdoc_node *n;
                    643:
                    644:        term_newln(p);
                    645:
                    646:        if (arg_hasattr(MDOC_Compact, bl))
                    647:                return(1);
                    648:
                    649:        for (n = node; n; n = n->parent) {
                    650:                if (MDOC_BLOCK != n->type)
                    651:                        continue;
                    652:                if (MDOC_Ss == n->tok)
                    653:                        break;
                    654:                if (MDOC_Sh == n->tok)
                    655:                        break;
                    656:                if (NULL == n->prev)
                    657:                        continue;
                    658:                term_vspace(p);
                    659:                break;
                    660:        }
                    661:
                    662:        return(1);
                    663: }
                    664:
                    665:
                    666: /* ARGSUSED */
                    667: static int
                    668: termp_dq_pre(DECL_ARGS)
                    669: {
                    670:
                    671:        if (MDOC_BODY != node->type)
                    672:                return(1);
                    673:
                    674:        term_word(p, "\\(lq");
                    675:        p->flags |= TERMP_NOSPACE;
                    676:        return(1);
                    677: }
                    678:
                    679:
                    680: /* ARGSUSED */
                    681: static void
                    682: termp_dq_post(DECL_ARGS)
                    683: {
                    684:
                    685:        if (MDOC_BODY != node->type)
                    686:                return;
                    687:
                    688:        p->flags |= TERMP_NOSPACE;
                    689:        term_word(p, "\\(rq");
                    690: }
                    691:
                    692:
                    693: /* ARGSUSED */
                    694: static int
                    695: termp_it_pre(DECL_ARGS)
                    696: {
                    697:        const struct mdoc_node *bl, *n;
                    698:        char                    buf[7];
1.15      kristaps  699:        int                     i, type, keys[3], vals[3], sv;
1.1       kristaps  700:        size_t                  width, offset;
                    701:
                    702:        if (MDOC_BLOCK == node->type)
                    703:                return(fmt_block_vspace(p, node->parent->parent, node));
                    704:
                    705:        bl = node->parent->parent->parent;
                    706:
                    707:        /* Save parent attributes. */
                    708:
                    709:        pair->flag = p->flags;
                    710:
                    711:        /* Get list width and offset. */
                    712:
                    713:        keys[0] = MDOC_Width;
                    714:        keys[1] = MDOC_Offset;
                    715:        keys[2] = MDOC_Column;
                    716:
                    717:        vals[0] = vals[1] = vals[2] = -1;
                    718:
                    719:        width = offset = 0;
                    720:
                    721:        (void)arg_getattrs(keys, vals, 3, bl);
                    722:
                    723:        type = arg_listtype(bl);
                    724:
                    725:        /* Calculate real width and offset. */
                    726:
                    727:        switch (type) {
                    728:        case (MDOC_Column):
                    729:                if (MDOC_BODY == node->type)
                    730:                        break;
                    731:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    732:                        offset += arg_width
                    733:                                (&bl->args->argv[vals[2]], i);
                    734:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    735:                width = arg_width(&bl->args->argv[vals[2]], i);
                    736:                if (vals[1] >= 0)
                    737:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    738:                break;
                    739:        default:
                    740:                if (vals[0] >= 0)
                    741:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    742:                if (vals[1] >= 0)
1.19      kristaps  743:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  744:                break;
                    745:        }
                    746:
                    747:        /*
                    748:         * List-type can override the width in the case of fixed-head
                    749:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
                    750:         * offset.
                    751:         */
                    752:
                    753:        switch (type) {
                    754:        case (MDOC_Bullet):
                    755:                /* FALLTHROUGH */
                    756:        case (MDOC_Dash):
                    757:                /* FALLTHROUGH */
                    758:        case (MDOC_Hyphen):
                    759:                if (width < 4)
                    760:                        width = 4;
                    761:                break;
1.17      kristaps  762:        case (MDOC_Enum):
                    763:                if (width < 5)
                    764:                        width = 5;
                    765:                break;
1.1       kristaps  766:        case (MDOC_Tag):
                    767:                if (0 == width)
                    768:                        width = 10;
                    769:                break;
                    770:        default:
                    771:                break;
                    772:        }
                    773:
                    774:        /*
1.17      kristaps  775:         * Whitespace control.  Inset bodies need an initial space,
                    776:         * while diagonal bodies need two.
1.1       kristaps  777:         */
                    778:
                    779:        switch (type) {
                    780:        case (MDOC_Diag):
1.17      kristaps  781:                term_word(p, "\\ ");
1.1       kristaps  782:                /* FALLTHROUGH */
                    783:        case (MDOC_Inset):
                    784:                if (MDOC_BODY == node->type)
                    785:                        p->flags &= ~TERMP_NOSPACE;
                    786:                else
                    787:                        p->flags |= TERMP_NOSPACE;
                    788:                break;
                    789:        default:
                    790:                p->flags |= TERMP_NOSPACE;
                    791:                break;
                    792:        }
                    793:
                    794:        /*
                    795:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    796:         */
                    797:
                    798:        switch (type) {
                    799:        case (MDOC_Diag):
                    800:                if (MDOC_HEAD == node->type)
                    801:                        p->flags |= ttypes[TTYPE_DIAG];
                    802:                break;
                    803:        default:
                    804:                break;
                    805:        }
                    806:
                    807:        /*
                    808:         * Pad and break control.  This is the tricker part.  Lists with
                    809:         * set right-margins for the head get TERMP_NOBREAK because, if
                    810:         * they overrun the margin, they wrap to the new margin.
                    811:         * Correspondingly, the body for these types don't left-pad, as
                    812:         * the head will pad out to to the right.
                    813:         */
                    814:
                    815:        switch (type) {
                    816:        case (MDOC_Bullet):
                    817:                /* FALLTHROUGH */
                    818:        case (MDOC_Dash):
                    819:                /* FALLTHROUGH */
                    820:        case (MDOC_Enum):
                    821:                /* FALLTHROUGH */
                    822:        case (MDOC_Hyphen):
                    823:                /* FALLTHROUGH */
                    824:        case (MDOC_Tag):
                    825:                if (MDOC_HEAD == node->type)
                    826:                        p->flags |= TERMP_NOBREAK;
                    827:                else
                    828:                        p->flags |= TERMP_NOLPAD;
                    829:                if (MDOC_HEAD == node->type && MDOC_Tag == type)
                    830:                        if (NULL == node->next ||
                    831:                                        NULL == node->next->child)
                    832:                                p->flags |= TERMP_NONOBREAK;
                    833:                break;
                    834:        case (MDOC_Column):
                    835:                if (MDOC_HEAD == node->type) {
                    836:                        assert(node->next);
                    837:                        if (MDOC_BODY == node->next->type)
                    838:                                p->flags &= ~TERMP_NOBREAK;
                    839:                        else
                    840:                                p->flags |= TERMP_NOBREAK;
                    841:                        if (node->prev)
                    842:                                p->flags |= TERMP_NOLPAD;
                    843:                }
                    844:                break;
                    845:        case (MDOC_Diag):
                    846:                if (MDOC_HEAD == node->type)
                    847:                        p->flags |= TERMP_NOBREAK;
                    848:                break;
                    849:        default:
                    850:                break;
                    851:        }
                    852:
                    853:        /*
                    854:         * Margin control.  Set-head-width lists have their right
                    855:         * margins shortened.  The body for these lists has the offset
                    856:         * necessarily lengthened.  Everybody gets the offset.
                    857:         */
                    858:
                    859:        p->offset += offset;
                    860:
                    861:        switch (type) {
                    862:        case (MDOC_Bullet):
                    863:                /* FALLTHROUGH */
                    864:        case (MDOC_Dash):
                    865:                /* FALLTHROUGH */
                    866:        case (MDOC_Enum):
                    867:                /* FALLTHROUGH */
                    868:        case (MDOC_Hyphen):
                    869:                /* FALLTHROUGH */
                    870:        case (MDOC_Tag):
                    871:                if (MDOC_HEAD == node->type)
                    872:                        p->rmargin = p->offset + width;
                    873:                else
                    874:                        p->offset += width;
                    875:                break;
                    876:        case (MDOC_Column):
                    877:                p->rmargin = p->offset + width;
                    878:                break;
                    879:        default:
                    880:                break;
                    881:        }
                    882:
                    883:        /*
                    884:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  885:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  886:         */
                    887:
1.15      kristaps  888:        sv = p->flags;
1.1       kristaps  889:        if (MDOC_HEAD == node->type)
                    890:                switch (type) {
                    891:                case (MDOC_Bullet):
1.15      kristaps  892:                        p->flags |= TERMP_BOLD;
1.1       kristaps  893:                        term_word(p, "\\[bu]");
                    894:                        break;
                    895:                case (MDOC_Dash):
                    896:                        /* FALLTHROUGH */
                    897:                case (MDOC_Hyphen):
1.15      kristaps  898:                        p->flags |= TERMP_BOLD;
1.27      kristaps  899:                        term_word(p, "\\(hy");
1.1       kristaps  900:                        break;
                    901:                case (MDOC_Enum):
                    902:                        (pair->ppair->ppair->count)++;
                    903:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    904:                                        pair->ppair->ppair->count);
                    905:                        term_word(p, buf);
                    906:                        break;
                    907:                default:
                    908:                        break;
                    909:                }
                    910:
1.15      kristaps  911:        p->flags = sv; /* Restore saved flags. */
                    912:
1.1       kristaps  913:        /*
                    914:         * If we're not going to process our children, indicate so here.
                    915:         */
                    916:
                    917:        switch (type) {
                    918:        case (MDOC_Bullet):
                    919:                /* FALLTHROUGH */
                    920:        case (MDOC_Item):
                    921:                /* FALLTHROUGH */
                    922:        case (MDOC_Dash):
                    923:                /* FALLTHROUGH */
                    924:        case (MDOC_Hyphen):
                    925:                /* FALLTHROUGH */
                    926:        case (MDOC_Enum):
                    927:                if (MDOC_HEAD == node->type)
                    928:                        return(0);
                    929:                break;
                    930:        case (MDOC_Column):
                    931:                if (MDOC_BODY == node->type)
                    932:                        return(0);
                    933:                break;
                    934:        default:
                    935:                break;
                    936:        }
                    937:
                    938:        return(1);
                    939: }
                    940:
                    941:
                    942: /* ARGSUSED */
                    943: static void
                    944: termp_it_post(DECL_ARGS)
                    945: {
                    946:        int                type;
                    947:
                    948:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    949:                return;
                    950:
                    951:        type = arg_listtype(node->parent->parent->parent);
                    952:
                    953:        switch (type) {
                    954:        case (MDOC_Diag):
                    955:                /* FALLTHROUGH */
                    956:        case (MDOC_Item):
                    957:                /* FALLTHROUGH */
                    958:        case (MDOC_Inset):
                    959:                if (MDOC_BODY == node->type)
                    960:                        term_flushln(p);
                    961:                break;
                    962:        case (MDOC_Column):
                    963:                if (MDOC_HEAD == node->type)
                    964:                        term_flushln(p);
                    965:                break;
                    966:        default:
                    967:                term_flushln(p);
                    968:                break;
                    969:        }
                    970:
                    971:        p->flags = pair->flag;
                    972: }
                    973:
                    974:
                    975: /* ARGSUSED */
                    976: static int
                    977: termp_nm_pre(DECL_ARGS)
                    978: {
                    979:
                    980:        if (SEC_SYNOPSIS == node->sec)
                    981:                term_newln(p);
                    982:
1.28      kristaps  983:        pair->flag |= ttypes[TTYPE_PROG];
                    984:        p->flags |= ttypes[TTYPE_PROG];
                    985:
1.1       kristaps  986:        if (NULL == node->child)
                    987:                term_word(p, meta->name);
                    988:
                    989:        return(1);
                    990: }
                    991:
                    992:
                    993: /* ARGSUSED */
                    994: static int
                    995: termp_fl_pre(DECL_ARGS)
                    996: {
                    997:
1.28      kristaps  998:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                    999:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1000:        term_word(p, "\\-");
                   1001:        p->flags |= TERMP_NOSPACE;
                   1002:        return(1);
                   1003: }
                   1004:
                   1005:
                   1006: /* ARGSUSED */
                   1007: static int
                   1008: termp_ar_pre(DECL_ARGS)
                   1009: {
                   1010:
1.28      kristaps 1011:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1012:        return(1);
                   1013: }
                   1014:
                   1015:
                   1016: /* ARGSUSED */
                   1017: static int
                   1018: termp_ns_pre(DECL_ARGS)
                   1019: {
                   1020:
                   1021:        p->flags |= TERMP_NOSPACE;
                   1022:        return(1);
                   1023: }
                   1024:
                   1025:
                   1026: /* ARGSUSED */
                   1027: static int
                   1028: termp_pp_pre(DECL_ARGS)
                   1029: {
                   1030:
                   1031:        term_vspace(p);
                   1032:        return(1);
                   1033: }
                   1034:
                   1035:
                   1036: /* ARGSUSED */
                   1037: static int
                   1038: termp_st_pre(DECL_ARGS)
                   1039: {
                   1040:        const char      *cp;
                   1041:
                   1042:        if (node->child && (cp = mdoc_a2st(node->child->string)))
                   1043:                term_word(p, cp);
                   1044:        return(0);
                   1045: }
                   1046:
                   1047:
                   1048: /* ARGSUSED */
                   1049: static int
                   1050: termp_rs_pre(DECL_ARGS)
                   1051: {
                   1052:
                   1053:        if (MDOC_BLOCK == node->type && node->prev)
                   1054:                term_vspace(p);
                   1055:        return(1);
                   1056: }
                   1057:
                   1058:
                   1059: /* ARGSUSED */
                   1060: static int
                   1061: termp_rv_pre(DECL_ARGS)
                   1062: {
                   1063:        int              i;
                   1064:
1.11      kristaps 1065:        /* FIXME: mandated by parser. */
                   1066:
1.1       kristaps 1067:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1068:                errx(1, "expected -std argument");
                   1069:        if (1 != node->args->argv[i].sz)
                   1070:                errx(1, "expected -std argument");
                   1071:
                   1072:        term_newln(p);
                   1073:        term_word(p, "The");
                   1074:
                   1075:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1076:        term_word(p, *node->args->argv[i].value);
                   1077:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1078:        p->flags |= TERMP_NOSPACE;
                   1079:
                   1080:                term_word(p, "() function returns the value 0 if successful;");
                   1081:                term_word(p, "otherwise the value -1 is returned and the");
                   1082:                term_word(p, "global variable");
                   1083:
                   1084:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1085:        term_word(p, "errno");
                   1086:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1087:
                   1088:                term_word(p, "is set to indicate the error.");
                   1089:
                   1090:        return(1);
                   1091: }
                   1092:
                   1093:
                   1094: /* ARGSUSED */
                   1095: static int
                   1096: termp_ex_pre(DECL_ARGS)
                   1097: {
                   1098:        int              i;
                   1099:
1.11      kristaps 1100:        /* FIXME: mandated by parser? */
                   1101:
1.1       kristaps 1102:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1103:                errx(1, "expected -std argument");
                   1104:        if (1 != node->args->argv[i].sz)
                   1105:                errx(1, "expected -std argument");
                   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:
                   1199:        if (node->sec == SEC_SYNOPSIS)
                   1200:                term_vspace(p);
                   1201: }
                   1202:
                   1203:
                   1204: /* ARGSUSED */
                   1205: static int
                   1206: termp_fd_pre(DECL_ARGS)
                   1207: {
                   1208:
1.29      kristaps 1209:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1210:        return(1);
                   1211: }
                   1212:
                   1213:
                   1214: /* ARGSUSED */
                   1215: static void
                   1216: termp_fd_post(DECL_ARGS)
                   1217: {
                   1218:
                   1219:        if (node->sec != SEC_SYNOPSIS)
                   1220:                return;
1.29      kristaps 1221:
1.1       kristaps 1222:        term_newln(p);
                   1223:        if (node->next && MDOC_Fd != node->next->tok)
                   1224:                term_vspace(p);
                   1225: }
                   1226:
                   1227:
                   1228: /* ARGSUSED */
                   1229: static int
                   1230: termp_sh_pre(DECL_ARGS)
                   1231: {
                   1232:
                   1233:        switch (node->type) {
                   1234:        case (MDOC_HEAD):
                   1235:                term_vspace(p);
1.28      kristaps 1236:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1237:                break;
                   1238:        case (MDOC_BODY):
                   1239:                p->offset = INDENT;
                   1240:                break;
                   1241:        default:
                   1242:                break;
                   1243:        }
                   1244:        return(1);
                   1245: }
                   1246:
                   1247:
                   1248: /* ARGSUSED */
                   1249: static void
                   1250: termp_sh_post(DECL_ARGS)
                   1251: {
                   1252:
                   1253:        switch (node->type) {
                   1254:        case (MDOC_HEAD):
                   1255:                term_newln(p);
                   1256:                break;
                   1257:        case (MDOC_BODY):
                   1258:                term_newln(p);
                   1259:                p->offset = 0;
                   1260:                break;
                   1261:        default:
                   1262:                break;
                   1263:        }
                   1264: }
                   1265:
                   1266:
                   1267: /* ARGSUSED */
                   1268: static int
                   1269: termp_op_pre(DECL_ARGS)
                   1270: {
                   1271:
                   1272:        switch (node->type) {
                   1273:        case (MDOC_BODY):
                   1274:                term_word(p, "\\(lB");
                   1275:                p->flags |= TERMP_NOSPACE;
                   1276:                break;
                   1277:        default:
                   1278:                break;
                   1279:        }
                   1280:        return(1);
                   1281: }
                   1282:
                   1283:
                   1284: /* ARGSUSED */
                   1285: static int
                   1286: termp_bt_pre(DECL_ARGS)
                   1287: {
                   1288:
                   1289:        term_word(p, "is currently in beta test.");
                   1290:        return(1);
                   1291: }
                   1292:
                   1293:
                   1294: /* ARGSUSED */
                   1295: static int
                   1296: termp_lb_pre(DECL_ARGS)
                   1297: {
                   1298:        const char      *lb;
                   1299:
1.11      kristaps 1300:        assert(node->child && MDOC_TEXT == node->child->type);
1.18      kristaps 1301:        lb = mdoc_a2lib(node->child->string);
                   1302:        if (lb) {
1.1       kristaps 1303:                term_word(p, lb);
                   1304:                return(0);
                   1305:        }
                   1306:        term_word(p, "library");
                   1307:        return(1);
                   1308: }
                   1309:
                   1310:
                   1311: /* ARGSUSED */
                   1312: static void
                   1313: termp_lb_post(DECL_ARGS)
                   1314: {
                   1315:
                   1316:        term_newln(p);
                   1317: }
                   1318:
                   1319:
                   1320: /* ARGSUSED */
                   1321: static int
                   1322: termp_ud_pre(DECL_ARGS)
                   1323: {
                   1324:
                   1325:        term_word(p, "currently under development.");
                   1326:        return(1);
                   1327: }
                   1328:
                   1329:
                   1330: /* ARGSUSED */
                   1331: static int
                   1332: termp_d1_pre(DECL_ARGS)
                   1333: {
                   1334:
1.4       kristaps 1335:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1336:                return(1);
                   1337:        term_newln(p);
1.29      kristaps 1338:        p->offset += (INDENT + 1);
1.1       kristaps 1339:        return(1);
                   1340: }
                   1341:
                   1342:
                   1343: /* ARGSUSED */
                   1344: static void
                   1345: termp_d1_post(DECL_ARGS)
                   1346: {
                   1347:
1.4       kristaps 1348:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1349:                return;
                   1350:        term_newln(p);
                   1351: }
                   1352:
                   1353:
                   1354: /* ARGSUSED */
                   1355: static int
                   1356: termp_aq_pre(DECL_ARGS)
                   1357: {
                   1358:
                   1359:        if (MDOC_BODY != node->type)
                   1360:                return(1);
                   1361:        term_word(p, "\\(la");
                   1362:        p->flags |= TERMP_NOSPACE;
                   1363:        return(1);
                   1364: }
                   1365:
                   1366:
                   1367: /* ARGSUSED */
                   1368: static void
                   1369: termp_aq_post(DECL_ARGS)
                   1370: {
                   1371:
                   1372:        if (MDOC_BODY != node->type)
                   1373:                return;
                   1374:        p->flags |= TERMP_NOSPACE;
                   1375:        term_word(p, "\\(ra");
                   1376: }
                   1377:
                   1378:
                   1379: /* ARGSUSED */
                   1380: static int
                   1381: termp_ft_pre(DECL_ARGS)
                   1382: {
                   1383:
                   1384:        if (SEC_SYNOPSIS == node->sec)
                   1385:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1386:                        term_vspace(p);
1.28      kristaps 1387:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1388:        return(1);
                   1389: }
                   1390:
                   1391:
                   1392: /* ARGSUSED */
                   1393: static void
                   1394: termp_ft_post(DECL_ARGS)
                   1395: {
                   1396:
                   1397:        if (SEC_SYNOPSIS == node->sec)
                   1398:                term_newln(p);
                   1399: }
                   1400:
                   1401:
                   1402: /* ARGSUSED */
                   1403: static int
                   1404: termp_fn_pre(DECL_ARGS)
                   1405: {
                   1406:        const struct mdoc_node *n;
                   1407:
1.11      kristaps 1408:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1409:
                   1410:        /* FIXME: can be "type funcname" "type varname"... */
                   1411:
                   1412:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1413:        term_word(p, node->child->string);
                   1414:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1415:
                   1416:        p->flags |= TERMP_NOSPACE;
                   1417:        term_word(p, "(");
                   1418:
                   1419:        for (n = node->child->next; n; n = n->next) {
                   1420:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1421:                term_word(p, n->string);
                   1422:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1423:                if (n->next)
                   1424:                        term_word(p, ",");
                   1425:        }
                   1426:
                   1427:        term_word(p, ")");
                   1428:
                   1429:        if (SEC_SYNOPSIS == node->sec)
                   1430:                term_word(p, ";");
                   1431:
                   1432:        return(0);
                   1433: }
                   1434:
                   1435:
                   1436: /* ARGSUSED */
                   1437: static void
                   1438: termp_fn_post(DECL_ARGS)
                   1439: {
                   1440:
                   1441:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1442:                term_vspace(p);
                   1443: }
                   1444:
                   1445:
                   1446: /* ARGSUSED */
                   1447: static int
                   1448: termp_sx_pre(DECL_ARGS)
                   1449: {
                   1450:
1.28      kristaps 1451:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1452:        return(1);
                   1453: }
                   1454:
                   1455:
                   1456: /* ARGSUSED */
                   1457: static int
                   1458: termp_fa_pre(DECL_ARGS)
                   1459: {
                   1460:        struct mdoc_node *n;
                   1461:
                   1462:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1463:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1464:                return(1);
                   1465:        }
                   1466:
                   1467:        for (n = node->child; n; n = n->next) {
                   1468:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1469:                term_word(p, n->string);
                   1470:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1471:                if (n->next)
                   1472:                        term_word(p, ",");
                   1473:        }
                   1474:
                   1475:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1476:                term_word(p, ",");
                   1477:
                   1478:        return(0);
                   1479: }
                   1480:
                   1481:
                   1482: /* ARGSUSED */
                   1483: static int
                   1484: termp_va_pre(DECL_ARGS)
                   1485: {
                   1486:
1.28      kristaps 1487:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1488:        return(1);
                   1489: }
                   1490:
                   1491:
                   1492: /* ARGSUSED */
                   1493: static int
                   1494: termp_bd_pre(DECL_ARGS)
                   1495: {
                   1496:        int              i, type, ln;
                   1497:
                   1498:        /*
                   1499:         * This is fairly tricky due primarily to crappy documentation.
                   1500:         * If -ragged or -filled are specified, the block does nothing
                   1501:         * but change the indentation.
                   1502:         *
                   1503:         * If, on the other hand, -unfilled or -literal are specified,
                   1504:         * then the game changes.  Text is printed exactly as entered in
                   1505:         * the display: if a macro line, a newline is appended to the
                   1506:         * line.  Blank lines are allowed.
                   1507:         */
                   1508:
                   1509:        if (MDOC_BLOCK == node->type)
                   1510:                return(fmt_block_vspace(p, node, node));
                   1511:        else if (MDOC_BODY != node->type)
                   1512:                return(1);
                   1513:
1.11      kristaps 1514:        /* FIXME: display type should be mandated by parser. */
                   1515:
1.1       kristaps 1516:        if (NULL == node->parent->args)
                   1517:                errx(1, "missing display type");
                   1518:
                   1519:        for (type = -1, i = 0;
                   1520:                        i < (int)node->parent->args->argc; i++) {
                   1521:                switch (node->parent->args->argv[i].arg) {
                   1522:                case (MDOC_Ragged):
                   1523:                        /* FALLTHROUGH */
                   1524:                case (MDOC_Filled):
                   1525:                        /* FALLTHROUGH */
                   1526:                case (MDOC_Unfilled):
                   1527:                        /* FALLTHROUGH */
                   1528:                case (MDOC_Literal):
                   1529:                        type = node->parent->args->argv[i].arg;
                   1530:                        i = (int)node->parent->args->argc;
                   1531:                        break;
                   1532:                default:
                   1533:                        break;
                   1534:                }
                   1535:        }
                   1536:
                   1537:        if (NULL == node->parent->args)
                   1538:                errx(1, "missing display type");
                   1539:
                   1540:        i = arg_getattr(MDOC_Offset, node->parent);
                   1541:        if (-1 != i) {
                   1542:                if (1 != node->parent->args->argv[i].sz)
                   1543:                        errx(1, "expected single value");
                   1544:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1545:        }
                   1546:
                   1547:        switch (type) {
                   1548:        case (MDOC_Literal):
                   1549:                /* FALLTHROUGH */
                   1550:        case (MDOC_Unfilled):
                   1551:                break;
                   1552:        default:
                   1553:                return(1);
                   1554:        }
                   1555:
                   1556:        /*
                   1557:         * Tricky.  Iterate through all children.  If we're on a
                   1558:         * different parse line, append a newline and then the contents.
                   1559:         * Ew.
                   1560:         */
                   1561:
                   1562:        p->flags |= TERMP_LITERAL;
                   1563:        ln = node->child ? node->child->line : 0;
                   1564:
                   1565:        for (node = node->child; node; node = node->next) {
                   1566:                if (ln < node->line) {
                   1567:                        term_flushln(p);
                   1568:                        p->flags |= TERMP_NOSPACE;
                   1569:                }
                   1570:                ln = node->line;
                   1571:                print_node(p, pair, meta, node);
                   1572:        }
                   1573:
                   1574:        return(0);
                   1575: }
                   1576:
                   1577:
                   1578: /* ARGSUSED */
                   1579: static void
                   1580: termp_bd_post(DECL_ARGS)
                   1581: {
                   1582:
                   1583:        if (MDOC_BODY != node->type)
                   1584:                return;
                   1585:
                   1586:        term_flushln(p);
                   1587:        p->flags &= ~TERMP_LITERAL;
                   1588:        p->flags |= TERMP_NOSPACE;
                   1589: }
                   1590:
                   1591:
                   1592: /* ARGSUSED */
                   1593: static int
                   1594: termp_qq_pre(DECL_ARGS)
                   1595: {
                   1596:
                   1597:        if (MDOC_BODY != node->type)
                   1598:                return(1);
                   1599:        term_word(p, "\"");
                   1600:        p->flags |= TERMP_NOSPACE;
                   1601:        return(1);
                   1602: }
                   1603:
                   1604:
                   1605: /* ARGSUSED */
                   1606: static void
                   1607: termp_qq_post(DECL_ARGS)
                   1608: {
                   1609:
                   1610:        if (MDOC_BODY != node->type)
                   1611:                return;
                   1612:        p->flags |= TERMP_NOSPACE;
                   1613:        term_word(p, "\"");
                   1614: }
                   1615:
                   1616:
                   1617: /* ARGSUSED */
                   1618: static void
                   1619: termp_bx_post(DECL_ARGS)
                   1620: {
                   1621:
                   1622:        if (node->child)
                   1623:                p->flags |= TERMP_NOSPACE;
                   1624:        term_word(p, "BSD");
                   1625: }
                   1626:
                   1627:
                   1628: /* ARGSUSED */
                   1629: static int
1.26      kristaps 1630: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1631: {
1.26      kristaps 1632:        const char      *pp;
1.1       kristaps 1633:
1.26      kristaps 1634:        pp = NULL;
                   1635:        switch (node->tok) {
                   1636:        case (MDOC_Bsx):
                   1637:                pp = "BSDI BSD/OS";
                   1638:                break;
                   1639:        case (MDOC_Dx):
                   1640:                pp = "DragonFlyBSD";
                   1641:                break;
                   1642:        case (MDOC_Fx):
                   1643:                pp = "FreeBSD";
                   1644:                break;
                   1645:        case (MDOC_Nx):
                   1646:                pp = "NetBSD";
                   1647:                break;
                   1648:        case (MDOC_Ox):
                   1649:                pp = "OpenBSD";
                   1650:                break;
                   1651:        case (MDOC_Ux):
                   1652:                pp = "UNIX";
                   1653:                break;
                   1654:        default:
                   1655:                break;
                   1656:        }
1.1       kristaps 1657:
1.26      kristaps 1658:        assert(pp);
                   1659:        term_word(p, pp);
1.1       kristaps 1660:        return(1);
                   1661: }
                   1662:
                   1663:
                   1664: /* ARGSUSED */
                   1665: static int
                   1666: termp_sq_pre(DECL_ARGS)
                   1667: {
                   1668:
                   1669:        if (MDOC_BODY != node->type)
                   1670:                return(1);
                   1671:        term_word(p, "\\(oq");
                   1672:        p->flags |= TERMP_NOSPACE;
                   1673:        return(1);
                   1674: }
                   1675:
                   1676:
                   1677: /* ARGSUSED */
                   1678: static void
                   1679: termp_sq_post(DECL_ARGS)
                   1680: {
                   1681:
                   1682:        if (MDOC_BODY != node->type)
                   1683:                return;
                   1684:        p->flags |= TERMP_NOSPACE;
                   1685:        term_word(p, "\\(aq");
                   1686: }
                   1687:
                   1688:
                   1689: /* ARGSUSED */
                   1690: static int
                   1691: termp_pf_pre(DECL_ARGS)
                   1692: {
                   1693:
                   1694:        p->flags |= TERMP_IGNDELIM;
                   1695:        return(1);
                   1696: }
                   1697:
                   1698:
                   1699: /* ARGSUSED */
                   1700: static void
                   1701: termp_pf_post(DECL_ARGS)
                   1702: {
                   1703:
                   1704:        p->flags &= ~TERMP_IGNDELIM;
                   1705:        p->flags |= TERMP_NOSPACE;
                   1706: }
                   1707:
                   1708:
                   1709: /* ARGSUSED */
                   1710: static int
                   1711: termp_ss_pre(DECL_ARGS)
                   1712: {
                   1713:
                   1714:        switch (node->type) {
                   1715:        case (MDOC_BLOCK):
                   1716:                term_newln(p);
                   1717:                if (node->prev)
                   1718:                        term_vspace(p);
                   1719:                break;
                   1720:        case (MDOC_HEAD):
1.28      kristaps 1721:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1722:                p->offset = HALFINDENT;
1.1       kristaps 1723:                break;
                   1724:        default:
                   1725:                break;
                   1726:        }
                   1727:
                   1728:        return(1);
                   1729: }
                   1730:
                   1731:
                   1732: /* ARGSUSED */
                   1733: static void
                   1734: termp_ss_post(DECL_ARGS)
                   1735: {
                   1736:
1.29      kristaps 1737:        if (MDOC_HEAD == node->type)
1.1       kristaps 1738:                term_newln(p);
                   1739: }
                   1740:
                   1741:
                   1742: /* ARGSUSED */
                   1743: static int
                   1744: termp_pa_pre(DECL_ARGS)
                   1745: {
                   1746:
1.28      kristaps 1747:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1748:        return(1);
                   1749: }
                   1750:
                   1751:
                   1752: /* ARGSUSED */
                   1753: static int
                   1754: termp_em_pre(DECL_ARGS)
                   1755: {
                   1756:
1.28      kristaps 1757:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1758:        return(1);
                   1759: }
                   1760:
                   1761:
                   1762: /* ARGSUSED */
                   1763: static int
                   1764: termp_cd_pre(DECL_ARGS)
                   1765: {
                   1766:
1.28      kristaps 1767:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1768:        term_newln(p);
                   1769:        return(1);
                   1770: }
                   1771:
                   1772:
                   1773: /* ARGSUSED */
                   1774: static int
                   1775: termp_cm_pre(DECL_ARGS)
                   1776: {
                   1777:
1.28      kristaps 1778:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1779:        return(1);
                   1780: }
                   1781:
                   1782:
                   1783: /* ARGSUSED */
                   1784: static int
                   1785: termp_ic_pre(DECL_ARGS)
                   1786: {
                   1787:
1.28      kristaps 1788:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1789:        return(1);
                   1790: }
                   1791:
                   1792:
                   1793: /* ARGSUSED */
                   1794: static int
                   1795: termp_in_pre(DECL_ARGS)
                   1796: {
                   1797:
1.28      kristaps 1798:        pair->flag |= ttypes[TTYPE_INCLUDE];
                   1799:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1800:
                   1801:        if (SEC_SYNOPSIS == node->sec)
                   1802:                term_word(p, "#include");
                   1803:
1.1       kristaps 1804:        term_word(p, "<");
                   1805:        p->flags |= TERMP_NOSPACE;
                   1806:        return(1);
                   1807: }
                   1808:
                   1809:
                   1810: /* ARGSUSED */
                   1811: static void
                   1812: termp_in_post(DECL_ARGS)
                   1813: {
                   1814:
                   1815:        p->flags |= TERMP_NOSPACE;
                   1816:        term_word(p, ">");
                   1817:
                   1818:        if (SEC_SYNOPSIS != node->sec)
                   1819:                return;
1.22      kristaps 1820:
                   1821:        term_newln(p);
                   1822:        /*
                   1823:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1824:         * the SYNOPSIS section, then it produces a single break after
                   1825:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1826:         * construction is rarely used, I think it's fine.
                   1827:         */
1.1       kristaps 1828:        if (node->next && MDOC_In != node->next->tok)
                   1829:                term_vspace(p);
                   1830: }
                   1831:
                   1832:
                   1833: /* ARGSUSED */
                   1834: static int
                   1835: termp_at_pre(DECL_ARGS)
                   1836: {
                   1837:        const char      *att;
                   1838:
                   1839:        att = NULL;
                   1840:
                   1841:        if (node->child)
                   1842:                att = mdoc_a2att(node->child->string);
                   1843:        if (NULL == att)
                   1844:                att = "AT&T UNIX";
                   1845:
                   1846:        term_word(p, att);
                   1847:        return(0);
                   1848: }
                   1849:
                   1850:
                   1851: /* ARGSUSED */
                   1852: static int
                   1853: termp_brq_pre(DECL_ARGS)
                   1854: {
                   1855:
                   1856:        if (MDOC_BODY != node->type)
                   1857:                return(1);
                   1858:        term_word(p, "\\(lC");
                   1859:        p->flags |= TERMP_NOSPACE;
                   1860:        return(1);
                   1861: }
                   1862:
                   1863:
                   1864: /* ARGSUSED */
                   1865: static void
                   1866: termp_brq_post(DECL_ARGS)
                   1867: {
                   1868:
                   1869:        if (MDOC_BODY != node->type)
                   1870:                return;
                   1871:        p->flags |= TERMP_NOSPACE;
                   1872:        term_word(p, "\\(rC");
                   1873: }
                   1874:
                   1875:
                   1876: /* ARGSUSED */
                   1877: static int
                   1878: termp_bq_pre(DECL_ARGS)
                   1879: {
                   1880:
                   1881:        if (MDOC_BODY != node->type)
                   1882:                return(1);
                   1883:        term_word(p, "\\(lB");
                   1884:        p->flags |= TERMP_NOSPACE;
                   1885:        return(1);
                   1886: }
                   1887:
                   1888:
                   1889: /* ARGSUSED */
                   1890: static void
                   1891: termp_bq_post(DECL_ARGS)
                   1892: {
                   1893:
                   1894:        if (MDOC_BODY != node->type)
                   1895:                return;
                   1896:        p->flags |= TERMP_NOSPACE;
                   1897:        term_word(p, "\\(rB");
                   1898: }
                   1899:
                   1900:
                   1901: /* ARGSUSED */
                   1902: static int
                   1903: termp_pq_pre(DECL_ARGS)
                   1904: {
                   1905:
                   1906:        if (MDOC_BODY != node->type)
                   1907:                return(1);
                   1908:        term_word(p, "\\&(");
                   1909:        p->flags |= TERMP_NOSPACE;
                   1910:        return(1);
                   1911: }
                   1912:
                   1913:
                   1914: /* ARGSUSED */
                   1915: static void
                   1916: termp_pq_post(DECL_ARGS)
                   1917: {
                   1918:
                   1919:        if (MDOC_BODY != node->type)
                   1920:                return;
                   1921:        term_word(p, ")");
                   1922: }
                   1923:
                   1924:
                   1925: /* ARGSUSED */
                   1926: static int
                   1927: termp_fo_pre(DECL_ARGS)
                   1928: {
                   1929:        const struct mdoc_node *n;
                   1930:
                   1931:        if (MDOC_BODY == node->type) {
                   1932:                term_word(p, "(");
                   1933:                p->flags |= TERMP_NOSPACE;
                   1934:                return(1);
                   1935:        } else if (MDOC_HEAD != node->type)
                   1936:                return(1);
                   1937:
                   1938:        /* XXX - groff shows only first parameter */
                   1939:
                   1940:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1941:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1942:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1943:                term_word(p, n->string);
                   1944:        }
                   1945:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1946:
                   1947:        return(0);
                   1948: }
                   1949:
                   1950:
                   1951: /* ARGSUSED */
                   1952: static void
                   1953: termp_fo_post(DECL_ARGS)
                   1954: {
                   1955:
                   1956:        if (MDOC_BODY != node->type)
                   1957:                return;
                   1958:        p->flags |= TERMP_NOSPACE;
                   1959:        term_word(p, ")");
                   1960:        p->flags |= TERMP_NOSPACE;
                   1961:        term_word(p, ";");
                   1962:        term_newln(p);
                   1963: }
                   1964:
                   1965:
                   1966: /* ARGSUSED */
                   1967: static int
                   1968: termp_bf_pre(DECL_ARGS)
                   1969: {
                   1970:        const struct mdoc_node  *n;
                   1971:
1.28      kristaps 1972:        if (MDOC_HEAD == node->type)
1.1       kristaps 1973:                return(0);
1.28      kristaps 1974:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1975:                return(1);
                   1976:
                   1977:        if (NULL == (n = node->head->child)) {
                   1978:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 1979:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1980:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 1981:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1982:
                   1983:                return(1);
                   1984:        }
                   1985:
1.11      kristaps 1986:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1987:        if (0 == strcmp("Em", n->string))
1.28      kristaps 1988:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1989:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 1990:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1991:
                   1992:        return(1);
                   1993: }
                   1994:
                   1995:
                   1996: /* ARGSUSED */
                   1997: static int
                   1998: termp_sy_pre(DECL_ARGS)
                   1999: {
                   2000:
1.28      kristaps 2001:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2002:        return(1);
                   2003: }
                   2004:
                   2005:
                   2006: /* ARGSUSED */
                   2007: static int
                   2008: termp_ms_pre(DECL_ARGS)
                   2009: {
                   2010:
1.28      kristaps 2011:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 2012:        return(1);
                   2013: }
                   2014:
                   2015:
                   2016:
                   2017: /* ARGSUSED */
                   2018: static int
                   2019: termp_sm_pre(DECL_ARGS)
                   2020: {
                   2021:
1.11      kristaps 2022:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2023:        if (0 == strcmp("on", node->child->string)) {
                   2024:                p->flags &= ~TERMP_NONOSPACE;
                   2025:                p->flags &= ~TERMP_NOSPACE;
                   2026:        } else
                   2027:                p->flags |= TERMP_NONOSPACE;
                   2028:
                   2029:        return(0);
                   2030: }
                   2031:
                   2032:
                   2033: /* ARGSUSED */
                   2034: static int
                   2035: termp_ap_pre(DECL_ARGS)
                   2036: {
                   2037:
                   2038:        p->flags |= TERMP_NOSPACE;
                   2039:        term_word(p, "\\(aq");
                   2040:        p->flags |= TERMP_NOSPACE;
                   2041:        return(1);
                   2042: }
                   2043:
                   2044:
                   2045: /* ARGSUSED */
                   2046: static int
                   2047: termp__j_pre(DECL_ARGS)
                   2048: {
                   2049:
1.28      kristaps 2050:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2051:        return(1);
                   2052: }
                   2053:
                   2054:
                   2055: /* ARGSUSED */
                   2056: static int
                   2057: termp__t_pre(DECL_ARGS)
                   2058: {
                   2059:
                   2060:        term_word(p, "\"");
                   2061:        p->flags |= TERMP_NOSPACE;
                   2062:        return(1);
                   2063: }
                   2064:
                   2065:
                   2066: /* ARGSUSED */
                   2067: static void
                   2068: termp__t_post(DECL_ARGS)
                   2069: {
                   2070:
                   2071:        p->flags |= TERMP_NOSPACE;
                   2072:        term_word(p, "\"");
                   2073:        termp____post(p, pair, meta, node);
                   2074: }
                   2075:
                   2076:
                   2077: /* ARGSUSED */
                   2078: static void
                   2079: termp____post(DECL_ARGS)
                   2080: {
                   2081:
                   2082:        p->flags |= TERMP_NOSPACE;
                   2083:        term_word(p, node->next ? "," : ".");
                   2084: }
                   2085:
                   2086:
                   2087: /* ARGSUSED */
                   2088: static int
                   2089: termp_lk_pre(DECL_ARGS)
                   2090: {
                   2091:        const struct mdoc_node *n;
                   2092:
1.11      kristaps 2093:        assert(node->child);
                   2094:        n = node->child;
1.1       kristaps 2095:
1.12      kristaps 2096:        if (NULL == n->next) {
1.28      kristaps 2097:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2098:                return(1);
                   2099:        }
                   2100:
1.1       kristaps 2101:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2102:        term_word(p, n->string);
                   2103:        p->flags |= TERMP_NOSPACE;
                   2104:        term_word(p, ":");
1.12      kristaps 2105:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2106:
                   2107:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2108:        for (n = n->next; n; n = n->next)
1.1       kristaps 2109:                term_word(p, n->string);
1.12      kristaps 2110:
1.1       kristaps 2111:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2112:        return(0);
                   2113: }
                   2114:
                   2115:
                   2116: /* ARGSUSED */
                   2117: static int
                   2118: termp_mt_pre(DECL_ARGS)
                   2119: {
                   2120:
1.28      kristaps 2121:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2122:        return(1);
                   2123: }
                   2124:
                   2125:

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