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Annotation of mandoc/mdoc_term.c, Revision 1.28

1.28    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.27 2009/07/12 16:55:11 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;
1.10      kristaps   89:        int               flag;         /* Whether being used. */
                     90:        size_t            offset;       /* Left margin. */
                     91:        size_t            rmargin;      /* Right margin. */
                     92:        int               count;        /* Enum count. */
1.1       kristaps   93: };
                     94:
                     95: #define        DECL_ARGS \
                     96:        struct termp *p, struct termpair *pair, \
                     97:        const struct mdoc_meta *meta, \
                     98:        const struct mdoc_node *node
                     99:
                    100: #define        DECL_PRE(name) \
                    101: static int               name##_pre(DECL_ARGS)
                    102: #define        DECL_POST(name) \
                    103: static void              name##_post(DECL_ARGS)
                    104: #define        DECL_PREPOST(name) \
                    105: DECL_PRE(name); \
                    106: DECL_POST(name);
                    107:
                    108: DECL_PREPOST(termp__t);
                    109: DECL_PREPOST(termp_aq);
                    110: DECL_PREPOST(termp_bd);
                    111: DECL_PREPOST(termp_bq);
                    112: DECL_PREPOST(termp_brq);
                    113: DECL_PREPOST(termp_d1);
                    114: DECL_PREPOST(termp_dq);
                    115: DECL_PREPOST(termp_fd);
                    116: DECL_PREPOST(termp_fn);
                    117: DECL_PREPOST(termp_fo);
                    118: DECL_PREPOST(termp_ft);
                    119: DECL_PREPOST(termp_in);
                    120: DECL_PREPOST(termp_it);
                    121: DECL_PREPOST(termp_lb);
                    122: DECL_PREPOST(termp_op);
                    123: DECL_PREPOST(termp_pf);
                    124: DECL_PREPOST(termp_pq);
                    125: DECL_PREPOST(termp_qq);
                    126: DECL_PREPOST(termp_sh);
                    127: DECL_PREPOST(termp_ss);
                    128: DECL_PREPOST(termp_sq);
                    129: DECL_PREPOST(termp_vt);
                    130:
                    131: DECL_PRE(termp__j);
                    132: DECL_PRE(termp_ap);
                    133: DECL_PRE(termp_ar);
                    134: DECL_PRE(termp_at);
                    135: DECL_PRE(termp_bf);
                    136: DECL_PRE(termp_bt);
                    137: DECL_PRE(termp_cd);
                    138: DECL_PRE(termp_cm);
                    139: DECL_PRE(termp_em);
                    140: DECL_PRE(termp_ex);
                    141: DECL_PRE(termp_fa);
                    142: DECL_PRE(termp_fl);
                    143: DECL_PRE(termp_ic);
                    144: DECL_PRE(termp_lk);
                    145: DECL_PRE(termp_ms);
                    146: DECL_PRE(termp_mt);
                    147: DECL_PRE(termp_nd);
                    148: DECL_PRE(termp_nm);
                    149: DECL_PRE(termp_ns);
1.26      kristaps  150: DECL_PRE(termp_xx);
1.1       kristaps  151: DECL_PRE(termp_pa);
                    152: DECL_PRE(termp_pp);
                    153: DECL_PRE(termp_rs);
                    154: DECL_PRE(termp_rv);
                    155: DECL_PRE(termp_sm);
                    156: DECL_PRE(termp_st);
                    157: DECL_PRE(termp_sx);
                    158: DECL_PRE(termp_sy);
                    159: DECL_PRE(termp_ud);
                    160: DECL_PRE(termp_va);
                    161: DECL_PRE(termp_xr);
                    162:
                    163: DECL_POST(termp___);
                    164: DECL_POST(termp_bl);
                    165: DECL_POST(termp_bx);
                    166:
                    167: struct termact {
                    168:        int     (*pre)(DECL_ARGS);
                    169:        void    (*post)(DECL_ARGS);
                    170: };
                    171:
                    172: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  173:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  174:        { NULL, NULL }, /* Dd */
                    175:        { NULL, NULL }, /* Dt */
                    176:        { NULL, NULL }, /* Os */
                    177:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    178:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    179:        { termp_pp_pre, NULL }, /* Pp */
                    180:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    181:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    182:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    183:        { NULL, NULL }, /* Ed */
                    184:        { NULL, termp_bl_post }, /* Bl */
                    185:        { NULL, NULL }, /* El */
                    186:        { termp_it_pre, termp_it_post }, /* It */
                    187:        { NULL, NULL }, /* Ad */
                    188:        { NULL, NULL }, /* An */
                    189:        { termp_ar_pre, NULL }, /* Ar */
                    190:        { termp_cd_pre, NULL }, /* Cd */
                    191:        { termp_cm_pre, NULL }, /* Cm */
                    192:        { NULL, NULL }, /* Dv */
                    193:        { NULL, NULL }, /* Er */
                    194:        { NULL, NULL }, /* Ev */
                    195:        { termp_ex_pre, NULL }, /* Ex */
                    196:        { termp_fa_pre, NULL }, /* Fa */
                    197:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    198:        { termp_fl_pre, NULL }, /* Fl */
                    199:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    200:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    201:        { termp_ic_pre, NULL }, /* Ic */
                    202:        { termp_in_pre, termp_in_post }, /* In */
                    203:        { NULL, NULL }, /* Li */
                    204:        { termp_nd_pre, NULL }, /* Nd */
                    205:        { termp_nm_pre, NULL }, /* Nm */
                    206:        { termp_op_pre, termp_op_post }, /* Op */
                    207:        { NULL, NULL }, /* Ot */
                    208:        { termp_pa_pre, NULL }, /* Pa */
                    209:        { termp_rv_pre, NULL }, /* Rv */
                    210:        { termp_st_pre, NULL }, /* St */
                    211:        { termp_va_pre, NULL }, /* Va */
                    212:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    213:        { termp_xr_pre, NULL }, /* Xr */
                    214:        { NULL, termp____post }, /* %A */
                    215:        { NULL, termp____post }, /* %B */
                    216:        { NULL, termp____post }, /* %D */
                    217:        { NULL, termp____post }, /* %I */
                    218:        { termp__j_pre, termp____post }, /* %J */
                    219:        { NULL, termp____post }, /* %N */
                    220:        { NULL, termp____post }, /* %O */
                    221:        { NULL, termp____post }, /* %P */
                    222:        { NULL, termp____post }, /* %R */
                    223:        { termp__t_pre, termp__t_post }, /* %T */
                    224:        { NULL, termp____post }, /* %V */
                    225:        { NULL, NULL }, /* Ac */
                    226:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    227:        { termp_aq_pre, termp_aq_post }, /* Aq */
                    228:        { termp_at_pre, NULL }, /* At */
                    229:        { NULL, NULL }, /* Bc */
                    230:        { termp_bf_pre, NULL }, /* Bf */
                    231:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    232:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  233:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  234:        { NULL, termp_bx_post }, /* Bx */
                    235:        { NULL, NULL }, /* Db */
                    236:        { NULL, NULL }, /* Dc */
                    237:        { termp_dq_pre, termp_dq_post }, /* Do */
                    238:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    239:        { NULL, NULL }, /* Ec */
                    240:        { NULL, NULL }, /* Ef */
                    241:        { termp_em_pre, NULL }, /* Em */
                    242:        { NULL, NULL }, /* Eo */
1.26      kristaps  243:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  244:        { termp_ms_pre, NULL }, /* Ms */
                    245:        { NULL, NULL }, /* No */
                    246:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  247:        { termp_xx_pre, NULL }, /* Nx */
                    248:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  249:        { NULL, NULL }, /* Pc */
                    250:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    251:        { termp_pq_pre, termp_pq_post }, /* Po */
                    252:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    253:        { NULL, NULL }, /* Qc */
                    254:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    255:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    256:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    257:        { NULL, NULL }, /* Re */
                    258:        { termp_rs_pre, NULL }, /* Rs */
                    259:        { NULL, NULL }, /* Sc */
                    260:        { termp_sq_pre, termp_sq_post }, /* So */
                    261:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    262:        { termp_sm_pre, NULL }, /* Sm */
                    263:        { termp_sx_pre, NULL }, /* Sx */
                    264:        { termp_sy_pre, NULL }, /* Sy */
                    265:        { NULL, NULL }, /* Tn */
1.26      kristaps  266:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  267:        { NULL, NULL }, /* Xc */
                    268:        { NULL, NULL }, /* Xo */
                    269:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    270:        { NULL, NULL }, /* Fc */
                    271:        { termp_op_pre, termp_op_post }, /* Oo */
                    272:        { NULL, NULL }, /* Oc */
                    273:        { NULL, NULL }, /* Bk */
                    274:        { NULL, NULL }, /* Ek */
                    275:        { termp_bt_pre, NULL }, /* Bt */
                    276:        { NULL, NULL }, /* Hf */
                    277:        { NULL, NULL }, /* Fr */
                    278:        { termp_ud_pre, NULL }, /* Ud */
                    279:        { termp_lb_pre, termp_lb_post }, /* Lb */
1.14      kristaps  280:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  281:        { termp_lk_pre, NULL }, /* Lk */
                    282:        { termp_mt_pre, NULL }, /* Mt */
                    283:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    284:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    285:        { NULL, NULL }, /* Brc */
                    286:        { NULL, NULL }, /* %C */
                    287:        { NULL, NULL }, /* Es */
                    288:        { NULL, NULL }, /* En */
1.26      kristaps  289:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  290:        { NULL, NULL }, /* %Q */
                    291: };
                    292:
1.2       kristaps  293: #ifdef __linux__
1.9       kristaps  294: extern size_t    strlcpy(char *, const char *, size_t);
                    295: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  296: #endif
                    297:
1.1       kristaps  298: static int       arg_hasattr(int, const struct mdoc_node *);
                    299: static int       arg_getattrs(const int *, int *, size_t,
                    300:                        const struct mdoc_node *);
                    301: static int       arg_getattr(int, const struct mdoc_node *);
                    302: static size_t    arg_offset(const struct mdoc_argv *);
                    303: static size_t    arg_width(const struct mdoc_argv *, int);
                    304: static int       arg_listtype(const struct mdoc_node *);
                    305: static int       fmt_block_vspace(struct termp *,
                    306:                        const struct mdoc_node *,
                    307:                        const struct mdoc_node *);
1.3       kristaps  308: static void      print_node(DECL_ARGS);
                    309: static void      print_head(struct termp *,
1.1       kristaps  310:                        const struct mdoc_meta *);
1.3       kristaps  311: static void      print_body(DECL_ARGS);
                    312: static void      print_foot(struct termp *,
1.1       kristaps  313:                        const struct mdoc_meta *);
                    314:
                    315:
                    316: int
                    317: mdoc_run(struct termp *p, const struct mdoc *m)
                    318: {
1.9       kristaps  319:        /*
                    320:         * Main output function.  When this is called, assume that the
                    321:         * tree is properly formed.
                    322:         */
1.1       kristaps  323:
1.3       kristaps  324:        print_head(p, mdoc_meta(m));
1.14      kristaps  325:        assert(mdoc_node(m));
                    326:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    327:        if (mdoc_node(m)->child)
                    328:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  329:        print_foot(p, mdoc_meta(m));
                    330:        return(1);
1.1       kristaps  331: }
                    332:
                    333:
1.3       kristaps  334: static void
1.1       kristaps  335: print_body(DECL_ARGS)
                    336: {
                    337:
1.3       kristaps  338:        print_node(p, pair, meta, node);
1.1       kristaps  339:        if ( ! node->next)
1.3       kristaps  340:                return;
                    341:        print_body(p, pair, meta, node->next);
1.1       kristaps  342: }
                    343:
                    344:
1.3       kristaps  345: static void
1.1       kristaps  346: print_node(DECL_ARGS)
                    347: {
                    348:        int              dochild;
                    349:        struct termpair  npair;
                    350:
                    351:        /* Pre-processing. */
                    352:
                    353:        dochild = 1;
                    354:        npair.ppair = pair;
                    355:        npair.offset = npair.rmargin = 0;
                    356:        npair.flag = 0;
                    357:        npair.count = 0;
                    358:
                    359:        if (MDOC_TEXT != node->type) {
                    360:                if (termacts[node->tok].pre)
                    361:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    362:                                dochild = 0;
                    363:        } else /* MDOC_TEXT == node->type */
                    364:                term_word(p, node->string);
                    365:
                    366:        /* Children. */
                    367:
1.28    ! kristaps  368:        p->flags |= npair.flag;
1.1       kristaps  369:
                    370:        if (dochild && node->child)
                    371:                print_body(p, &npair, meta, node->child);
                    372:
1.28    ! kristaps  373:        p->flags &= ~npair.flag;
1.1       kristaps  374:
                    375:        /* Post-processing. */
                    376:
                    377:        if (MDOC_TEXT != node->type)
                    378:                if (termacts[node->tok].post)
                    379:                        (*termacts[node->tok].post)(p, &npair, meta, node);
                    380: }
                    381:
                    382:
1.3       kristaps  383: static void
1.1       kristaps  384: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    385: {
                    386:        struct tm       *tm;
                    387:        char            *buf, *os;
                    388:
1.9       kristaps  389:        /*
                    390:         * Output the footer in new-groff style, that is, three columns
                    391:         * with the middle being the manual date and flanking columns
                    392:         * being the operating system:
                    393:         *
                    394:         * SYSTEM                  DATE                    SYSTEM
                    395:         */
                    396:
1.1       kristaps  397:        if (NULL == (buf = malloc(p->rmargin)))
                    398:                err(1, "malloc");
                    399:        if (NULL == (os = malloc(p->rmargin)))
                    400:                err(1, "malloc");
                    401:
                    402:        tm = localtime(&meta->date);
                    403:
                    404:        if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
                    405:                err(1, "strftime");
                    406:
                    407:        (void)strlcpy(os, meta->os, p->rmargin);
                    408:
                    409:        term_vspace(p);
                    410:
1.9       kristaps  411:        p->offset = 0;
                    412:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  413:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    414:
                    415:        term_word(p, os);
                    416:        term_flushln(p);
                    417:
1.9       kristaps  418:        p->offset = p->rmargin;
                    419:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  420:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  421:
                    422:        term_word(p, buf);
                    423:        term_flushln(p);
                    424:
1.1       kristaps  425:        p->offset = p->rmargin;
                    426:        p->rmargin = p->maxrmargin;
                    427:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  428:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  429:
1.9       kristaps  430:        term_word(p, os);
1.1       kristaps  431:        term_flushln(p);
                    432:
1.9       kristaps  433:        p->offset = 0;
                    434:        p->rmargin = p->maxrmargin;
                    435:        p->flags = 0;
                    436:
1.1       kristaps  437:        free(buf);
                    438:        free(os);
                    439: }
                    440:
                    441:
1.3       kristaps  442: static void
1.1       kristaps  443: print_head(struct termp *p, const struct mdoc_meta *meta)
                    444: {
                    445:        char            *buf, *title;
                    446:
                    447:        p->rmargin = p->maxrmargin;
                    448:        p->offset = 0;
                    449:
                    450:        if (NULL == (buf = malloc(p->rmargin)))
                    451:                err(1, "malloc");
                    452:        if (NULL == (title = malloc(p->rmargin)))
                    453:                err(1, "malloc");
                    454:
                    455:        /*
                    456:         * The header is strange.  It has three components, which are
                    457:         * really two with the first duplicated.  It goes like this:
                    458:         *
                    459:         * IDENTIFIER              TITLE                   IDENTIFIER
                    460:         *
                    461:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    462:         * (if given, or "unknown" if not) followed by the manual page
                    463:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    464:         * string depending on the manual volume.  If not specified, it
                    465:         * switches on the manual section.
                    466:         */
                    467:
                    468:        assert(meta->vol);
                    469:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    470:
                    471:        if (meta->arch) {
                    472:                (void)strlcat(buf, " (", p->rmargin);
                    473:                (void)strlcat(buf, meta->arch, p->rmargin);
                    474:                (void)strlcat(buf, ")", p->rmargin);
                    475:        }
                    476:
                    477:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    478:                        meta->title, meta->msec);
                    479:
                    480:        p->offset = 0;
1.8       kristaps  481:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  482:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    483:
                    484:        term_word(p, title);
                    485:        term_flushln(p);
                    486:
                    487:        p->offset = p->rmargin;
                    488:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  489:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  490:
                    491:        term_word(p, buf);
                    492:        term_flushln(p);
                    493:
                    494:        p->offset = p->rmargin;
                    495:        p->rmargin = p->maxrmargin;
                    496:        p->flags &= ~TERMP_NOBREAK;
                    497:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    498:
                    499:        term_word(p, title);
                    500:        term_flushln(p);
                    501:
1.9       kristaps  502:        p->offset = 0;
1.1       kristaps  503:        p->rmargin = p->maxrmargin;
                    504:        p->flags &= ~TERMP_NOSPACE;
                    505:
                    506:        free(title);
                    507:        free(buf);
                    508: }
                    509:
                    510:
                    511: static size_t
                    512: arg_width(const struct mdoc_argv *arg, int pos)
                    513: {
                    514:        size_t           v;
                    515:        int              i, len;
                    516:
                    517:        assert(pos < (int)arg->sz && pos >= 0);
                    518:        assert(arg->value[pos]);
                    519:
                    520:        if (0 == (len = (int)strlen(arg->value[pos])))
                    521:                return(0);
                    522:
                    523:        for (i = 0; i < len - 1; i++)
                    524:                if ( ! isdigit((u_char)arg->value[pos][i]))
                    525:                        break;
                    526:
                    527:        if (i == len - 1) {
1.16      kristaps  528:                if ('n' == arg->value[pos][len - 1] ||
                    529:                                'm' == arg->value[pos][len - 1]) {
1.1       kristaps  530:                        v = (size_t)atoi(arg->value[pos]);
1.16      kristaps  531:                        return(v + 2);
1.1       kristaps  532:                }
                    533:
                    534:        }
1.16      kristaps  535:        return(strlen(arg->value[pos]) + 2);
1.1       kristaps  536: }
                    537:
                    538:
                    539: static int
                    540: arg_listtype(const struct mdoc_node *n)
                    541: {
                    542:        int              i, len;
                    543:
                    544:        assert(MDOC_BLOCK == n->type);
                    545:
                    546:        len = (int)(n->args ? n->args->argc : 0);
                    547:
                    548:        for (i = 0; i < len; i++)
                    549:                switch (n->args->argv[i].arg) {
                    550:                case (MDOC_Bullet):
                    551:                        /* FALLTHROUGH */
                    552:                case (MDOC_Dash):
                    553:                        /* FALLTHROUGH */
                    554:                case (MDOC_Enum):
                    555:                        /* FALLTHROUGH */
                    556:                case (MDOC_Hyphen):
                    557:                        /* FALLTHROUGH */
                    558:                case (MDOC_Tag):
                    559:                        /* FALLTHROUGH */
                    560:                case (MDOC_Inset):
                    561:                        /* FALLTHROUGH */
                    562:                case (MDOC_Diag):
                    563:                        /* FALLTHROUGH */
                    564:                case (MDOC_Item):
                    565:                        /* FALLTHROUGH */
                    566:                case (MDOC_Column):
                    567:                        /* FALLTHROUGH */
                    568:                case (MDOC_Ohang):
                    569:                        return(n->args->argv[i].arg);
                    570:                default:
                    571:                        break;
                    572:                }
                    573:
1.11      kristaps  574:        /* FIXME: mandated by parser. */
                    575:
1.1       kristaps  576:        errx(1, "list type not supported");
                    577:        /* NOTREACHED */
                    578: }
                    579:
                    580:
                    581: static size_t
                    582: arg_offset(const struct mdoc_argv *arg)
                    583: {
                    584:
                    585:        assert(*arg->value);
1.10      kristaps  586:        if (0 == strcmp(*arg->value, "left"))
1.19      kristaps  587:                return(0);
1.1       kristaps  588:        if (0 == strcmp(*arg->value, "indent"))
1.16      kristaps  589:                return(INDENT + 1);
1.1       kristaps  590:        if (0 == strcmp(*arg->value, "indent-two"))
1.20      kristaps  591:                return((INDENT + 1) * 2);
1.10      kristaps  592:
                    593:        /* FIXME: needs to support field-widths (10n, etc.). */
1.11      kristaps  594:
1.1       kristaps  595:        return(strlen(*arg->value));
                    596: }
                    597:
                    598:
                    599: static int
                    600: arg_hasattr(int arg, const struct mdoc_node *n)
                    601: {
                    602:
                    603:        return(-1 != arg_getattr(arg, n));
                    604: }
                    605:
                    606:
                    607: static int
                    608: arg_getattr(int v, const struct mdoc_node *n)
                    609: {
                    610:        int              val;
                    611:
                    612:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    613: }
                    614:
                    615:
                    616: static int
                    617: arg_getattrs(const int *keys, int *vals,
                    618:                size_t sz, const struct mdoc_node *n)
                    619: {
                    620:        int              i, j, k;
                    621:
                    622:        if (NULL == n->args)
                    623:                return(0);
                    624:
                    625:        for (k = i = 0; i < (int)n->args->argc; i++)
                    626:                for (j = 0; j < (int)sz; j++)
                    627:                        if (n->args->argv[i].arg == keys[j]) {
                    628:                                vals[j] = i;
                    629:                                k++;
                    630:                        }
                    631:        return(k);
                    632: }
                    633:
                    634:
                    635: /* ARGSUSED */
                    636: static int
                    637: fmt_block_vspace(struct termp *p,
                    638:                const struct mdoc_node *bl,
                    639:                const struct mdoc_node *node)
                    640: {
                    641:        const struct mdoc_node *n;
                    642:
                    643:        term_newln(p);
                    644:
                    645:        if (arg_hasattr(MDOC_Compact, bl))
                    646:                return(1);
                    647:
                    648:        for (n = node; n; n = n->parent) {
                    649:                if (MDOC_BLOCK != n->type)
                    650:                        continue;
                    651:                if (MDOC_Ss == n->tok)
                    652:                        break;
                    653:                if (MDOC_Sh == n->tok)
                    654:                        break;
                    655:                if (NULL == n->prev)
                    656:                        continue;
                    657:                term_vspace(p);
                    658:                break;
                    659:        }
                    660:
                    661:        return(1);
                    662: }
                    663:
                    664:
                    665: /* ARGSUSED */
                    666: static int
                    667: termp_dq_pre(DECL_ARGS)
                    668: {
                    669:
                    670:        if (MDOC_BODY != node->type)
                    671:                return(1);
                    672:
                    673:        term_word(p, "\\(lq");
                    674:        p->flags |= TERMP_NOSPACE;
                    675:        return(1);
                    676: }
                    677:
                    678:
                    679: /* ARGSUSED */
                    680: static void
                    681: termp_dq_post(DECL_ARGS)
                    682: {
                    683:
                    684:        if (MDOC_BODY != node->type)
                    685:                return;
                    686:
                    687:        p->flags |= TERMP_NOSPACE;
                    688:        term_word(p, "\\(rq");
                    689: }
                    690:
                    691:
                    692: /* ARGSUSED */
                    693: static int
                    694: termp_it_pre(DECL_ARGS)
                    695: {
                    696:        const struct mdoc_node *bl, *n;
                    697:        char                    buf[7];
1.15      kristaps  698:        int                     i, type, keys[3], vals[3], sv;
1.1       kristaps  699:        size_t                  width, offset;
                    700:
                    701:        if (MDOC_BLOCK == node->type)
                    702:                return(fmt_block_vspace(p, node->parent->parent, node));
                    703:
                    704:        bl = node->parent->parent->parent;
                    705:
                    706:        /* Save parent attributes. */
                    707:
                    708:        pair->offset = p->offset;
                    709:        pair->rmargin = p->rmargin;
                    710:        pair->flag = p->flags;
                    711:
                    712:        /* Get list width and offset. */
                    713:
                    714:        keys[0] = MDOC_Width;
                    715:        keys[1] = MDOC_Offset;
                    716:        keys[2] = MDOC_Column;
                    717:
                    718:        vals[0] = vals[1] = vals[2] = -1;
                    719:
                    720:        width = offset = 0;
                    721:
                    722:        (void)arg_getattrs(keys, vals, 3, bl);
                    723:
                    724:        type = arg_listtype(bl);
                    725:
                    726:        /* Calculate real width and offset. */
                    727:
                    728:        switch (type) {
                    729:        case (MDOC_Column):
                    730:                if (MDOC_BODY == node->type)
                    731:                        break;
                    732:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    733:                        offset += arg_width
                    734:                                (&bl->args->argv[vals[2]], i);
                    735:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    736:                width = arg_width(&bl->args->argv[vals[2]], i);
                    737:                if (vals[1] >= 0)
                    738:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    739:                break;
                    740:        default:
                    741:                if (vals[0] >= 0)
                    742:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    743:                if (vals[1] >= 0)
1.19      kristaps  744:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  745:                break;
                    746:        }
                    747:
                    748:        /*
                    749:         * List-type can override the width in the case of fixed-head
                    750:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
                    751:         * offset.
                    752:         */
                    753:
                    754:        switch (type) {
                    755:        case (MDOC_Bullet):
                    756:                /* FALLTHROUGH */
                    757:        case (MDOC_Dash):
                    758:                /* FALLTHROUGH */
                    759:        case (MDOC_Hyphen):
                    760:                if (width < 4)
                    761:                        width = 4;
                    762:                break;
1.17      kristaps  763:        case (MDOC_Enum):
                    764:                if (width < 5)
                    765:                        width = 5;
                    766:                break;
1.1       kristaps  767:        case (MDOC_Tag):
                    768:                if (0 == width)
                    769:                        width = 10;
                    770:                break;
                    771:        default:
                    772:                break;
                    773:        }
                    774:
                    775:        /*
1.17      kristaps  776:         * Whitespace control.  Inset bodies need an initial space,
                    777:         * while diagonal bodies need two.
1.1       kristaps  778:         */
                    779:
                    780:        switch (type) {
                    781:        case (MDOC_Diag):
1.17      kristaps  782:                term_word(p, "\\ ");
1.1       kristaps  783:                /* FALLTHROUGH */
                    784:        case (MDOC_Inset):
                    785:                if (MDOC_BODY == node->type)
                    786:                        p->flags &= ~TERMP_NOSPACE;
                    787:                else
                    788:                        p->flags |= TERMP_NOSPACE;
                    789:                break;
                    790:        default:
                    791:                p->flags |= TERMP_NOSPACE;
                    792:                break;
                    793:        }
                    794:
                    795:        /*
                    796:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    797:         */
                    798:
                    799:        switch (type) {
                    800:        case (MDOC_Diag):
                    801:                if (MDOC_HEAD == node->type)
                    802:                        p->flags |= ttypes[TTYPE_DIAG];
                    803:                break;
                    804:        default:
                    805:                break;
                    806:        }
                    807:
                    808:        /*
                    809:         * Pad and break control.  This is the tricker part.  Lists with
                    810:         * set right-margins for the head get TERMP_NOBREAK because, if
                    811:         * they overrun the margin, they wrap to the new margin.
                    812:         * Correspondingly, the body for these types don't left-pad, as
                    813:         * the head will pad out to to the right.
                    814:         */
                    815:
                    816:        switch (type) {
                    817:        case (MDOC_Bullet):
                    818:                /* FALLTHROUGH */
                    819:        case (MDOC_Dash):
                    820:                /* FALLTHROUGH */
                    821:        case (MDOC_Enum):
                    822:                /* FALLTHROUGH */
                    823:        case (MDOC_Hyphen):
                    824:                /* FALLTHROUGH */
                    825:        case (MDOC_Tag):
                    826:                if (MDOC_HEAD == node->type)
                    827:                        p->flags |= TERMP_NOBREAK;
                    828:                else
                    829:                        p->flags |= TERMP_NOLPAD;
                    830:                if (MDOC_HEAD == node->type && MDOC_Tag == type)
                    831:                        if (NULL == node->next ||
                    832:                                        NULL == node->next->child)
                    833:                                p->flags |= TERMP_NONOBREAK;
                    834:                break;
                    835:        case (MDOC_Column):
                    836:                if (MDOC_HEAD == node->type) {
                    837:                        assert(node->next);
                    838:                        if (MDOC_BODY == node->next->type)
                    839:                                p->flags &= ~TERMP_NOBREAK;
                    840:                        else
                    841:                                p->flags |= TERMP_NOBREAK;
                    842:                        if (node->prev)
                    843:                                p->flags |= TERMP_NOLPAD;
                    844:                }
                    845:                break;
                    846:        case (MDOC_Diag):
                    847:                if (MDOC_HEAD == node->type)
                    848:                        p->flags |= TERMP_NOBREAK;
                    849:                break;
                    850:        default:
                    851:                break;
                    852:        }
                    853:
                    854:        /*
                    855:         * Margin control.  Set-head-width lists have their right
                    856:         * margins shortened.  The body for these lists has the offset
                    857:         * necessarily lengthened.  Everybody gets the offset.
                    858:         */
                    859:
                    860:        p->offset += offset;
                    861:
                    862:        switch (type) {
                    863:        case (MDOC_Bullet):
                    864:                /* FALLTHROUGH */
                    865:        case (MDOC_Dash):
                    866:                /* FALLTHROUGH */
                    867:        case (MDOC_Enum):
                    868:                /* FALLTHROUGH */
                    869:        case (MDOC_Hyphen):
                    870:                /* FALLTHROUGH */
                    871:        case (MDOC_Tag):
                    872:                if (MDOC_HEAD == node->type)
                    873:                        p->rmargin = p->offset + width;
                    874:                else
                    875:                        p->offset += width;
                    876:                break;
                    877:        case (MDOC_Column):
                    878:                p->rmargin = p->offset + width;
                    879:                break;
                    880:        default:
                    881:                break;
                    882:        }
                    883:
                    884:        /*
                    885:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  886:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  887:         */
                    888:
1.15      kristaps  889:        sv = p->flags;
1.1       kristaps  890:        if (MDOC_HEAD == node->type)
                    891:                switch (type) {
                    892:                case (MDOC_Bullet):
1.15      kristaps  893:                        p->flags |= TERMP_BOLD;
1.1       kristaps  894:                        term_word(p, "\\[bu]");
                    895:                        break;
                    896:                case (MDOC_Dash):
                    897:                        /* FALLTHROUGH */
                    898:                case (MDOC_Hyphen):
1.15      kristaps  899:                        p->flags |= TERMP_BOLD;
1.27      kristaps  900:                        term_word(p, "\\(hy");
1.1       kristaps  901:                        break;
                    902:                case (MDOC_Enum):
                    903:                        (pair->ppair->ppair->count)++;
                    904:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    905:                                        pair->ppair->ppair->count);
                    906:                        term_word(p, buf);
                    907:                        break;
                    908:                default:
                    909:                        break;
                    910:                }
                    911:
1.15      kristaps  912:        p->flags = sv; /* Restore saved flags. */
                    913:
1.1       kristaps  914:        /*
                    915:         * If we're not going to process our children, indicate so here.
                    916:         */
                    917:
                    918:        switch (type) {
                    919:        case (MDOC_Bullet):
                    920:                /* FALLTHROUGH */
                    921:        case (MDOC_Item):
                    922:                /* FALLTHROUGH */
                    923:        case (MDOC_Dash):
                    924:                /* FALLTHROUGH */
                    925:        case (MDOC_Hyphen):
                    926:                /* FALLTHROUGH */
                    927:        case (MDOC_Enum):
                    928:                if (MDOC_HEAD == node->type)
                    929:                        return(0);
                    930:                break;
                    931:        case (MDOC_Column):
                    932:                if (MDOC_BODY == node->type)
                    933:                        return(0);
                    934:                break;
                    935:        default:
                    936:                break;
                    937:        }
                    938:
                    939:        return(1);
                    940: }
                    941:
                    942:
                    943: /* ARGSUSED */
                    944: static void
                    945: termp_it_post(DECL_ARGS)
                    946: {
                    947:        int                type;
                    948:
                    949:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    950:                return;
                    951:
                    952:        type = arg_listtype(node->parent->parent->parent);
                    953:
                    954:        switch (type) {
                    955:        case (MDOC_Diag):
                    956:                /* FALLTHROUGH */
                    957:        case (MDOC_Item):
                    958:                /* FALLTHROUGH */
                    959:        case (MDOC_Inset):
                    960:                if (MDOC_BODY == node->type)
                    961:                        term_flushln(p);
                    962:                break;
                    963:        case (MDOC_Column):
                    964:                if (MDOC_HEAD == node->type)
                    965:                        term_flushln(p);
                    966:                break;
                    967:        default:
                    968:                term_flushln(p);
                    969:                break;
                    970:        }
                    971:
                    972:        p->offset = pair->offset;
                    973:        p->rmargin = pair->rmargin;
                    974:        p->flags = pair->flag;
                    975: }
                    976:
                    977:
                    978: /* ARGSUSED */
                    979: static int
                    980: termp_nm_pre(DECL_ARGS)
                    981: {
                    982:
                    983:        if (SEC_SYNOPSIS == node->sec)
                    984:                term_newln(p);
                    985:
1.28    ! kristaps  986:        pair->flag |= ttypes[TTYPE_PROG];
        !           987:        p->flags |= ttypes[TTYPE_PROG];
        !           988:
1.1       kristaps  989:        if (NULL == node->child)
                    990:                term_word(p, meta->name);
                    991:
                    992:        return(1);
                    993: }
                    994:
                    995:
                    996: /* ARGSUSED */
                    997: static int
                    998: termp_fl_pre(DECL_ARGS)
                    999: {
                   1000:
1.28    ! kristaps 1001:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
        !          1002:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1003:        term_word(p, "\\-");
                   1004:        p->flags |= TERMP_NOSPACE;
                   1005:        return(1);
                   1006: }
                   1007:
                   1008:
                   1009: /* ARGSUSED */
                   1010: static int
                   1011: termp_ar_pre(DECL_ARGS)
                   1012: {
                   1013:
1.28    ! kristaps 1014:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1015:        return(1);
                   1016: }
                   1017:
                   1018:
                   1019: /* ARGSUSED */
                   1020: static int
                   1021: termp_ns_pre(DECL_ARGS)
                   1022: {
                   1023:
                   1024:        p->flags |= TERMP_NOSPACE;
                   1025:        return(1);
                   1026: }
                   1027:
                   1028:
                   1029: /* ARGSUSED */
                   1030: static int
                   1031: termp_pp_pre(DECL_ARGS)
                   1032: {
                   1033:
                   1034:        term_vspace(p);
                   1035:        return(1);
                   1036: }
                   1037:
                   1038:
                   1039: /* ARGSUSED */
                   1040: static int
                   1041: termp_st_pre(DECL_ARGS)
                   1042: {
                   1043:        const char      *cp;
                   1044:
                   1045:        if (node->child && (cp = mdoc_a2st(node->child->string)))
                   1046:                term_word(p, cp);
                   1047:        return(0);
                   1048: }
                   1049:
                   1050:
                   1051: /* ARGSUSED */
                   1052: static int
                   1053: termp_rs_pre(DECL_ARGS)
                   1054: {
                   1055:
                   1056:        if (MDOC_BLOCK == node->type && node->prev)
                   1057:                term_vspace(p);
                   1058:        return(1);
                   1059: }
                   1060:
                   1061:
                   1062: /* ARGSUSED */
                   1063: static int
                   1064: termp_rv_pre(DECL_ARGS)
                   1065: {
                   1066:        int              i;
                   1067:
1.11      kristaps 1068:        /* FIXME: mandated by parser. */
                   1069:
1.1       kristaps 1070:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1071:                errx(1, "expected -std argument");
                   1072:        if (1 != node->args->argv[i].sz)
                   1073:                errx(1, "expected -std argument");
                   1074:
                   1075:        term_newln(p);
                   1076:        term_word(p, "The");
                   1077:
                   1078:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1079:        term_word(p, *node->args->argv[i].value);
                   1080:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1081:        p->flags |= TERMP_NOSPACE;
                   1082:
                   1083:                term_word(p, "() function returns the value 0 if successful;");
                   1084:                term_word(p, "otherwise the value -1 is returned and the");
                   1085:                term_word(p, "global variable");
                   1086:
                   1087:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1088:        term_word(p, "errno");
                   1089:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1090:
                   1091:                term_word(p, "is set to indicate the error.");
                   1092:
                   1093:        return(1);
                   1094: }
                   1095:
                   1096:
                   1097: /* ARGSUSED */
                   1098: static int
                   1099: termp_ex_pre(DECL_ARGS)
                   1100: {
                   1101:        int              i;
                   1102:
1.11      kristaps 1103:        /* FIXME: mandated by parser? */
                   1104:
1.1       kristaps 1105:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1106:                errx(1, "expected -std argument");
                   1107:        if (1 != node->args->argv[i].sz)
                   1108:                errx(1, "expected -std argument");
                   1109:
                   1110:        term_word(p, "The");
                   1111:        p->flags |= ttypes[TTYPE_PROG];
                   1112:        term_word(p, *node->args->argv[i].value);
                   1113:        p->flags &= ~ttypes[TTYPE_PROG];
                   1114:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1115:
                   1116:        return(1);
                   1117: }
                   1118:
                   1119:
                   1120: /* ARGSUSED */
                   1121: static int
                   1122: termp_nd_pre(DECL_ARGS)
                   1123: {
1.25      kristaps 1124:
                   1125:        if (MDOC_BODY != node->type)
                   1126:                return(1);
1.24      kristaps 1127:        /*
                   1128:         * XXX: signed off by jmc@openbsd.org.  This technically
                   1129:         * produces a minus sign after the Nd, which is wrong, but is
                   1130:         * consistent with the historic OpenBSD tmac file.
                   1131:         */
1.27      kristaps 1132: #if defined(__OpenBSD__) || defined(__linux__)
1.1       kristaps 1133:        term_word(p, "\\-");
1.23      kristaps 1134: #else
                   1135:        term_word(p, "\\(em");
                   1136: #endif
1.1       kristaps 1137:        return(1);
                   1138: }
                   1139:
                   1140:
                   1141: /* ARGSUSED */
                   1142: static void
                   1143: termp_bl_post(DECL_ARGS)
                   1144: {
                   1145:
                   1146:        if (MDOC_BLOCK == node->type)
                   1147:                term_newln(p);
                   1148: }
                   1149:
                   1150:
                   1151: /* ARGSUSED */
                   1152: static void
                   1153: termp_op_post(DECL_ARGS)
                   1154: {
                   1155:
                   1156:        if (MDOC_BODY != node->type)
                   1157:                return;
                   1158:        p->flags |= TERMP_NOSPACE;
                   1159:        term_word(p, "\\(rB");
                   1160: }
                   1161:
                   1162:
                   1163: /* ARGSUSED */
                   1164: static int
                   1165: termp_xr_pre(DECL_ARGS)
                   1166: {
                   1167:        const struct mdoc_node *n;
                   1168:
1.11      kristaps 1169:        assert(node->child && MDOC_TEXT == node->child->type);
                   1170:        n = node->child;
                   1171:
1.1       kristaps 1172:        term_word(p, n->string);
                   1173:        if (NULL == (n = n->next))
                   1174:                return(0);
                   1175:        p->flags |= TERMP_NOSPACE;
                   1176:        term_word(p, "(");
                   1177:        p->flags |= TERMP_NOSPACE;
                   1178:        term_word(p, n->string);
                   1179:        p->flags |= TERMP_NOSPACE;
                   1180:        term_word(p, ")");
                   1181:        return(0);
                   1182: }
                   1183:
                   1184:
                   1185: /* ARGSUSED */
                   1186: static int
                   1187: termp_vt_pre(DECL_ARGS)
                   1188: {
                   1189:
                   1190:        /* FIXME: this can be "type name". */
1.28    ! kristaps 1191:        pair->flag |= TTYPE_VAR_DECL;
1.1       kristaps 1192:        return(1);
                   1193: }
                   1194:
                   1195:
                   1196: /* ARGSUSED */
                   1197: static void
                   1198: termp_vt_post(DECL_ARGS)
                   1199: {
                   1200:
                   1201:        if (node->sec == SEC_SYNOPSIS)
                   1202:                term_vspace(p);
                   1203: }
                   1204:
                   1205:
                   1206: /* ARGSUSED */
                   1207: static int
                   1208: termp_fd_pre(DECL_ARGS)
                   1209: {
                   1210:
1.28    ! kristaps 1211:        pair->flag |= TTYPE_FUNC_DECL;
1.1       kristaps 1212:        return(1);
                   1213: }
                   1214:
                   1215:
                   1216: /* ARGSUSED */
                   1217: static void
                   1218: termp_fd_post(DECL_ARGS)
                   1219: {
                   1220:
                   1221:        if (node->sec != SEC_SYNOPSIS)
                   1222:                return;
                   1223:        term_newln(p);
                   1224:        if (node->next && MDOC_Fd != node->next->tok)
                   1225:                term_vspace(p);
                   1226: }
                   1227:
                   1228:
                   1229: /* ARGSUSED */
                   1230: static int
                   1231: termp_sh_pre(DECL_ARGS)
                   1232: {
                   1233:
                   1234:        switch (node->type) {
                   1235:        case (MDOC_HEAD):
                   1236:                term_vspace(p);
1.28    ! kristaps 1237:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1238:                break;
                   1239:        case (MDOC_BODY):
                   1240:                p->offset = INDENT;
                   1241:                break;
                   1242:        default:
                   1243:                break;
                   1244:        }
                   1245:        return(1);
                   1246: }
                   1247:
                   1248:
                   1249: /* ARGSUSED */
                   1250: static void
                   1251: termp_sh_post(DECL_ARGS)
                   1252: {
                   1253:
                   1254:        switch (node->type) {
                   1255:        case (MDOC_HEAD):
                   1256:                term_newln(p);
                   1257:                break;
                   1258:        case (MDOC_BODY):
                   1259:                term_newln(p);
                   1260:                p->offset = 0;
                   1261:                break;
                   1262:        default:
                   1263:                break;
                   1264:        }
                   1265: }
                   1266:
                   1267:
                   1268: /* ARGSUSED */
                   1269: static int
                   1270: termp_op_pre(DECL_ARGS)
                   1271: {
                   1272:
                   1273:        switch (node->type) {
                   1274:        case (MDOC_BODY):
                   1275:                term_word(p, "\\(lB");
                   1276:                p->flags |= TERMP_NOSPACE;
                   1277:                break;
                   1278:        default:
                   1279:                break;
                   1280:        }
                   1281:        return(1);
                   1282: }
                   1283:
                   1284:
                   1285: /* ARGSUSED */
                   1286: static int
                   1287: termp_bt_pre(DECL_ARGS)
                   1288: {
                   1289:
                   1290:        term_word(p, "is currently in beta test.");
                   1291:        return(1);
                   1292: }
                   1293:
                   1294:
                   1295: /* ARGSUSED */
                   1296: static int
                   1297: termp_lb_pre(DECL_ARGS)
                   1298: {
                   1299:        const char      *lb;
                   1300:
1.11      kristaps 1301:        assert(node->child && MDOC_TEXT == node->child->type);
1.18      kristaps 1302:        lb = mdoc_a2lib(node->child->string);
                   1303:        if (lb) {
1.1       kristaps 1304:                term_word(p, lb);
                   1305:                return(0);
                   1306:        }
                   1307:        term_word(p, "library");
                   1308:        return(1);
                   1309: }
                   1310:
                   1311:
                   1312: /* ARGSUSED */
                   1313: static void
                   1314: termp_lb_post(DECL_ARGS)
                   1315: {
                   1316:
                   1317:        term_newln(p);
                   1318: }
                   1319:
                   1320:
                   1321: /* ARGSUSED */
                   1322: static int
                   1323: termp_ud_pre(DECL_ARGS)
                   1324: {
                   1325:
                   1326:        term_word(p, "currently under development.");
                   1327:        return(1);
                   1328: }
                   1329:
                   1330:
                   1331: /* ARGSUSED */
                   1332: static int
                   1333: termp_d1_pre(DECL_ARGS)
                   1334: {
                   1335:
1.4       kristaps 1336:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1337:                return(1);
                   1338:        term_newln(p);
1.16      kristaps 1339:        pair->offset = INDENT + 1;
                   1340:        p->offset += pair->offset;
1.1       kristaps 1341:        return(1);
                   1342: }
                   1343:
                   1344:
                   1345: /* ARGSUSED */
                   1346: static void
                   1347: termp_d1_post(DECL_ARGS)
                   1348: {
                   1349:
1.4       kristaps 1350:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1351:                return;
                   1352:        term_newln(p);
                   1353:        p->offset -= pair->offset;
                   1354: }
                   1355:
                   1356:
                   1357: /* ARGSUSED */
                   1358: static int
                   1359: termp_aq_pre(DECL_ARGS)
                   1360: {
                   1361:
                   1362:        if (MDOC_BODY != node->type)
                   1363:                return(1);
                   1364:        term_word(p, "\\(la");
                   1365:        p->flags |= TERMP_NOSPACE;
                   1366:        return(1);
                   1367: }
                   1368:
                   1369:
                   1370: /* ARGSUSED */
                   1371: static void
                   1372: termp_aq_post(DECL_ARGS)
                   1373: {
                   1374:
                   1375:        if (MDOC_BODY != node->type)
                   1376:                return;
                   1377:        p->flags |= TERMP_NOSPACE;
                   1378:        term_word(p, "\\(ra");
                   1379: }
                   1380:
                   1381:
                   1382: /* ARGSUSED */
                   1383: static int
                   1384: termp_ft_pre(DECL_ARGS)
                   1385: {
                   1386:
                   1387:        if (SEC_SYNOPSIS == node->sec)
                   1388:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1389:                        term_vspace(p);
1.28    ! kristaps 1390:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1391:        return(1);
                   1392: }
                   1393:
                   1394:
                   1395: /* ARGSUSED */
                   1396: static void
                   1397: termp_ft_post(DECL_ARGS)
                   1398: {
                   1399:
                   1400:        if (SEC_SYNOPSIS == node->sec)
                   1401:                term_newln(p);
                   1402: }
                   1403:
                   1404:
                   1405: /* ARGSUSED */
                   1406: static int
                   1407: termp_fn_pre(DECL_ARGS)
                   1408: {
                   1409:        const struct mdoc_node *n;
                   1410:
1.11      kristaps 1411:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1412:
                   1413:        /* FIXME: can be "type funcname" "type varname"... */
                   1414:
                   1415:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1416:        term_word(p, node->child->string);
                   1417:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1418:
                   1419:        p->flags |= TERMP_NOSPACE;
                   1420:        term_word(p, "(");
                   1421:
                   1422:        for (n = node->child->next; n; n = n->next) {
                   1423:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1424:                term_word(p, n->string);
                   1425:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1426:                if (n->next)
                   1427:                        term_word(p, ",");
                   1428:        }
                   1429:
                   1430:        term_word(p, ")");
                   1431:
                   1432:        if (SEC_SYNOPSIS == node->sec)
                   1433:                term_word(p, ";");
                   1434:
                   1435:        return(0);
                   1436: }
                   1437:
                   1438:
                   1439: /* ARGSUSED */
                   1440: static void
                   1441: termp_fn_post(DECL_ARGS)
                   1442: {
                   1443:
                   1444:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1445:                term_vspace(p);
                   1446: }
                   1447:
                   1448:
                   1449: /* ARGSUSED */
                   1450: static int
                   1451: termp_sx_pre(DECL_ARGS)
                   1452: {
                   1453:
1.28    ! kristaps 1454:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1455:        return(1);
                   1456: }
                   1457:
                   1458:
                   1459: /* ARGSUSED */
                   1460: static int
                   1461: termp_fa_pre(DECL_ARGS)
                   1462: {
                   1463:        struct mdoc_node *n;
                   1464:
                   1465:        if (node->parent->tok != MDOC_Fo) {
1.28    ! kristaps 1466:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1467:                return(1);
                   1468:        }
                   1469:
                   1470:        for (n = node->child; n; n = n->next) {
                   1471:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1472:                term_word(p, n->string);
                   1473:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1474:                if (n->next)
                   1475:                        term_word(p, ",");
                   1476:        }
                   1477:
                   1478:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1479:                term_word(p, ",");
                   1480:
                   1481:        return(0);
                   1482: }
                   1483:
                   1484:
                   1485: /* ARGSUSED */
                   1486: static int
                   1487: termp_va_pre(DECL_ARGS)
                   1488: {
                   1489:
1.28    ! kristaps 1490:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1491:        return(1);
                   1492: }
                   1493:
                   1494:
                   1495: /* ARGSUSED */
                   1496: static int
                   1497: termp_bd_pre(DECL_ARGS)
                   1498: {
                   1499:        int              i, type, ln;
                   1500:
                   1501:        /*
                   1502:         * This is fairly tricky due primarily to crappy documentation.
                   1503:         * If -ragged or -filled are specified, the block does nothing
                   1504:         * but change the indentation.
                   1505:         *
                   1506:         * If, on the other hand, -unfilled or -literal are specified,
                   1507:         * then the game changes.  Text is printed exactly as entered in
                   1508:         * the display: if a macro line, a newline is appended to the
                   1509:         * line.  Blank lines are allowed.
                   1510:         */
                   1511:
                   1512:        if (MDOC_BLOCK == node->type)
                   1513:                return(fmt_block_vspace(p, node, node));
                   1514:        else if (MDOC_BODY != node->type)
                   1515:                return(1);
                   1516:
1.11      kristaps 1517:        /* FIXME: display type should be mandated by parser. */
                   1518:
1.1       kristaps 1519:        if (NULL == node->parent->args)
                   1520:                errx(1, "missing display type");
                   1521:
                   1522:        pair->offset = p->offset;
                   1523:
                   1524:        for (type = -1, i = 0;
                   1525:                        i < (int)node->parent->args->argc; i++) {
                   1526:                switch (node->parent->args->argv[i].arg) {
                   1527:                case (MDOC_Ragged):
                   1528:                        /* FALLTHROUGH */
                   1529:                case (MDOC_Filled):
                   1530:                        /* FALLTHROUGH */
                   1531:                case (MDOC_Unfilled):
                   1532:                        /* FALLTHROUGH */
                   1533:                case (MDOC_Literal):
                   1534:                        type = node->parent->args->argv[i].arg;
                   1535:                        i = (int)node->parent->args->argc;
                   1536:                        break;
                   1537:                default:
                   1538:                        break;
                   1539:                }
                   1540:        }
                   1541:
                   1542:        if (NULL == node->parent->args)
                   1543:                errx(1, "missing display type");
                   1544:
                   1545:        i = arg_getattr(MDOC_Offset, node->parent);
                   1546:        if (-1 != i) {
                   1547:                if (1 != node->parent->args->argv[i].sz)
                   1548:                        errx(1, "expected single value");
                   1549:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1550:        }
                   1551:
                   1552:        switch (type) {
                   1553:        case (MDOC_Literal):
                   1554:                /* FALLTHROUGH */
                   1555:        case (MDOC_Unfilled):
                   1556:                break;
                   1557:        default:
                   1558:                return(1);
                   1559:        }
                   1560:
                   1561:        /*
                   1562:         * Tricky.  Iterate through all children.  If we're on a
                   1563:         * different parse line, append a newline and then the contents.
                   1564:         * Ew.
                   1565:         */
                   1566:
                   1567:        p->flags |= TERMP_LITERAL;
                   1568:        ln = node->child ? node->child->line : 0;
                   1569:
                   1570:        for (node = node->child; node; node = node->next) {
                   1571:                if (ln < node->line) {
                   1572:                        term_flushln(p);
                   1573:                        p->flags |= TERMP_NOSPACE;
                   1574:                }
                   1575:                ln = node->line;
                   1576:                print_node(p, pair, meta, node);
                   1577:        }
                   1578:
                   1579:        return(0);
                   1580: }
                   1581:
                   1582:
                   1583: /* ARGSUSED */
                   1584: static void
                   1585: termp_bd_post(DECL_ARGS)
                   1586: {
                   1587:
                   1588:        if (MDOC_BODY != node->type)
                   1589:                return;
                   1590:
                   1591:        term_flushln(p);
                   1592:        p->flags &= ~TERMP_LITERAL;
                   1593:        p->offset = pair->offset;
                   1594:        p->flags |= TERMP_NOSPACE;
                   1595: }
                   1596:
                   1597:
                   1598: /* ARGSUSED */
                   1599: static int
                   1600: termp_qq_pre(DECL_ARGS)
                   1601: {
                   1602:
                   1603:        if (MDOC_BODY != node->type)
                   1604:                return(1);
                   1605:        term_word(p, "\"");
                   1606:        p->flags |= TERMP_NOSPACE;
                   1607:        return(1);
                   1608: }
                   1609:
                   1610:
                   1611: /* ARGSUSED */
                   1612: static void
                   1613: termp_qq_post(DECL_ARGS)
                   1614: {
                   1615:
                   1616:        if (MDOC_BODY != node->type)
                   1617:                return;
                   1618:        p->flags |= TERMP_NOSPACE;
                   1619:        term_word(p, "\"");
                   1620: }
                   1621:
                   1622:
                   1623: /* ARGSUSED */
                   1624: static void
                   1625: termp_bx_post(DECL_ARGS)
                   1626: {
                   1627:
                   1628:        if (node->child)
                   1629:                p->flags |= TERMP_NOSPACE;
                   1630:        term_word(p, "BSD");
                   1631: }
                   1632:
                   1633:
                   1634: /* ARGSUSED */
                   1635: static int
1.26      kristaps 1636: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1637: {
1.26      kristaps 1638:        const char      *pp;
1.1       kristaps 1639:
1.26      kristaps 1640:        pp = NULL;
                   1641:        switch (node->tok) {
                   1642:        case (MDOC_Bsx):
                   1643:                pp = "BSDI BSD/OS";
                   1644:                break;
                   1645:        case (MDOC_Dx):
                   1646:                pp = "DragonFlyBSD";
                   1647:                break;
                   1648:        case (MDOC_Fx):
                   1649:                pp = "FreeBSD";
                   1650:                break;
                   1651:        case (MDOC_Nx):
                   1652:                pp = "NetBSD";
                   1653:                break;
                   1654:        case (MDOC_Ox):
                   1655:                pp = "OpenBSD";
                   1656:                break;
                   1657:        case (MDOC_Ux):
                   1658:                pp = "UNIX";
                   1659:                break;
                   1660:        default:
                   1661:                break;
                   1662:        }
1.1       kristaps 1663:
1.26      kristaps 1664:        assert(pp);
                   1665:        term_word(p, pp);
1.1       kristaps 1666:        return(1);
                   1667: }
                   1668:
                   1669:
                   1670: /* ARGSUSED */
                   1671: static int
                   1672: termp_sq_pre(DECL_ARGS)
                   1673: {
                   1674:
                   1675:        if (MDOC_BODY != node->type)
                   1676:                return(1);
                   1677:        term_word(p, "\\(oq");
                   1678:        p->flags |= TERMP_NOSPACE;
                   1679:        return(1);
                   1680: }
                   1681:
                   1682:
                   1683: /* ARGSUSED */
                   1684: static void
                   1685: termp_sq_post(DECL_ARGS)
                   1686: {
                   1687:
                   1688:        if (MDOC_BODY != node->type)
                   1689:                return;
                   1690:        p->flags |= TERMP_NOSPACE;
                   1691:        term_word(p, "\\(aq");
                   1692: }
                   1693:
                   1694:
                   1695: /* ARGSUSED */
                   1696: static int
                   1697: termp_pf_pre(DECL_ARGS)
                   1698: {
                   1699:
                   1700:        p->flags |= TERMP_IGNDELIM;
                   1701:        return(1);
                   1702: }
                   1703:
                   1704:
                   1705: /* ARGSUSED */
                   1706: static void
                   1707: termp_pf_post(DECL_ARGS)
                   1708: {
                   1709:
                   1710:        p->flags &= ~TERMP_IGNDELIM;
                   1711:        p->flags |= TERMP_NOSPACE;
                   1712: }
                   1713:
                   1714:
                   1715: /* ARGSUSED */
                   1716: static int
                   1717: termp_ss_pre(DECL_ARGS)
                   1718: {
                   1719:
                   1720:        switch (node->type) {
                   1721:        case (MDOC_BLOCK):
                   1722:                term_newln(p);
                   1723:                if (node->prev)
                   1724:                        term_vspace(p);
                   1725:                break;
                   1726:        case (MDOC_HEAD):
1.28    ! kristaps 1727:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1728:                p->offset = HALFINDENT;
1.1       kristaps 1729:                break;
                   1730:        default:
                   1731:                break;
                   1732:        }
                   1733:
                   1734:        return(1);
                   1735: }
                   1736:
                   1737:
                   1738: /* ARGSUSED */
                   1739: static void
                   1740: termp_ss_post(DECL_ARGS)
                   1741: {
                   1742:
                   1743:        switch (node->type) {
                   1744:        case (MDOC_HEAD):
                   1745:                term_newln(p);
                   1746:                p->offset = INDENT;
                   1747:                break;
                   1748:        default:
                   1749:                break;
                   1750:        }
                   1751: }
                   1752:
                   1753:
                   1754: /* ARGSUSED */
                   1755: static int
                   1756: termp_pa_pre(DECL_ARGS)
                   1757: {
                   1758:
1.28    ! kristaps 1759:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1760:        return(1);
                   1761: }
                   1762:
                   1763:
                   1764: /* ARGSUSED */
                   1765: static int
                   1766: termp_em_pre(DECL_ARGS)
                   1767: {
                   1768:
1.28    ! kristaps 1769:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1770:        return(1);
                   1771: }
                   1772:
                   1773:
                   1774: /* ARGSUSED */
                   1775: static int
                   1776: termp_cd_pre(DECL_ARGS)
                   1777: {
                   1778:
1.28    ! kristaps 1779:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1780:        term_newln(p);
                   1781:        return(1);
                   1782: }
                   1783:
                   1784:
                   1785: /* ARGSUSED */
                   1786: static int
                   1787: termp_cm_pre(DECL_ARGS)
                   1788: {
                   1789:
1.28    ! kristaps 1790:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1791:        return(1);
                   1792: }
                   1793:
                   1794:
                   1795: /* ARGSUSED */
                   1796: static int
                   1797: termp_ic_pre(DECL_ARGS)
                   1798: {
                   1799:
1.28    ! kristaps 1800:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1801:        return(1);
                   1802: }
                   1803:
                   1804:
                   1805: /* ARGSUSED */
                   1806: static int
                   1807: termp_in_pre(DECL_ARGS)
                   1808: {
                   1809:
1.28    ! kristaps 1810:        pair->flag |= ttypes[TTYPE_INCLUDE];
        !          1811:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1812:
                   1813:        if (SEC_SYNOPSIS == node->sec)
                   1814:                term_word(p, "#include");
                   1815:
1.1       kristaps 1816:        term_word(p, "<");
                   1817:        p->flags |= TERMP_NOSPACE;
                   1818:        return(1);
                   1819: }
                   1820:
                   1821:
                   1822: /* ARGSUSED */
                   1823: static void
                   1824: termp_in_post(DECL_ARGS)
                   1825: {
                   1826:
                   1827:        p->flags |= TERMP_NOSPACE;
                   1828:        term_word(p, ">");
                   1829:
                   1830:        if (SEC_SYNOPSIS != node->sec)
                   1831:                return;
1.22      kristaps 1832:
                   1833:        term_newln(p);
                   1834:        /*
                   1835:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1836:         * the SYNOPSIS section, then it produces a single break after
                   1837:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1838:         * construction is rarely used, I think it's fine.
                   1839:         */
1.1       kristaps 1840:        if (node->next && MDOC_In != node->next->tok)
                   1841:                term_vspace(p);
                   1842: }
                   1843:
                   1844:
                   1845: /* ARGSUSED */
                   1846: static int
                   1847: termp_at_pre(DECL_ARGS)
                   1848: {
                   1849:        const char      *att;
                   1850:
                   1851:        att = NULL;
                   1852:
                   1853:        if (node->child)
                   1854:                att = mdoc_a2att(node->child->string);
                   1855:        if (NULL == att)
                   1856:                att = "AT&T UNIX";
                   1857:
                   1858:        term_word(p, att);
                   1859:        return(0);
                   1860: }
                   1861:
                   1862:
                   1863: /* ARGSUSED */
                   1864: static int
                   1865: termp_brq_pre(DECL_ARGS)
                   1866: {
                   1867:
                   1868:        if (MDOC_BODY != node->type)
                   1869:                return(1);
                   1870:        term_word(p, "\\(lC");
                   1871:        p->flags |= TERMP_NOSPACE;
                   1872:        return(1);
                   1873: }
                   1874:
                   1875:
                   1876: /* ARGSUSED */
                   1877: static void
                   1878: termp_brq_post(DECL_ARGS)
                   1879: {
                   1880:
                   1881:        if (MDOC_BODY != node->type)
                   1882:                return;
                   1883:        p->flags |= TERMP_NOSPACE;
                   1884:        term_word(p, "\\(rC");
                   1885: }
                   1886:
                   1887:
                   1888: /* ARGSUSED */
                   1889: static int
                   1890: termp_bq_pre(DECL_ARGS)
                   1891: {
                   1892:
                   1893:        if (MDOC_BODY != node->type)
                   1894:                return(1);
                   1895:        term_word(p, "\\(lB");
                   1896:        p->flags |= TERMP_NOSPACE;
                   1897:        return(1);
                   1898: }
                   1899:
                   1900:
                   1901: /* ARGSUSED */
                   1902: static void
                   1903: termp_bq_post(DECL_ARGS)
                   1904: {
                   1905:
                   1906:        if (MDOC_BODY != node->type)
                   1907:                return;
                   1908:        p->flags |= TERMP_NOSPACE;
                   1909:        term_word(p, "\\(rB");
                   1910: }
                   1911:
                   1912:
                   1913: /* ARGSUSED */
                   1914: static int
                   1915: termp_pq_pre(DECL_ARGS)
                   1916: {
                   1917:
                   1918:        if (MDOC_BODY != node->type)
                   1919:                return(1);
                   1920:        term_word(p, "\\&(");
                   1921:        p->flags |= TERMP_NOSPACE;
                   1922:        return(1);
                   1923: }
                   1924:
                   1925:
                   1926: /* ARGSUSED */
                   1927: static void
                   1928: termp_pq_post(DECL_ARGS)
                   1929: {
                   1930:
                   1931:        if (MDOC_BODY != node->type)
                   1932:                return;
                   1933:        term_word(p, ")");
                   1934: }
                   1935:
                   1936:
                   1937: /* ARGSUSED */
                   1938: static int
                   1939: termp_fo_pre(DECL_ARGS)
                   1940: {
                   1941:        const struct mdoc_node *n;
                   1942:
                   1943:        if (MDOC_BODY == node->type) {
                   1944:                term_word(p, "(");
                   1945:                p->flags |= TERMP_NOSPACE;
                   1946:                return(1);
                   1947:        } else if (MDOC_HEAD != node->type)
                   1948:                return(1);
                   1949:
                   1950:        /* XXX - groff shows only first parameter */
                   1951:
                   1952:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1953:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1954:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1955:                term_word(p, n->string);
                   1956:        }
                   1957:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1958:
                   1959:        return(0);
                   1960: }
                   1961:
                   1962:
                   1963: /* ARGSUSED */
                   1964: static void
                   1965: termp_fo_post(DECL_ARGS)
                   1966: {
                   1967:
                   1968:        if (MDOC_BODY != node->type)
                   1969:                return;
                   1970:        p->flags |= TERMP_NOSPACE;
                   1971:        term_word(p, ")");
                   1972:        p->flags |= TERMP_NOSPACE;
                   1973:        term_word(p, ";");
                   1974:        term_newln(p);
                   1975: }
                   1976:
                   1977:
                   1978: /* ARGSUSED */
                   1979: static int
                   1980: termp_bf_pre(DECL_ARGS)
                   1981: {
                   1982:        const struct mdoc_node  *n;
                   1983:
1.28    ! kristaps 1984:        if (MDOC_HEAD == node->type)
1.1       kristaps 1985:                return(0);
1.28    ! kristaps 1986:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1987:                return(1);
                   1988:
                   1989:        if (NULL == (n = node->head->child)) {
                   1990:                if (arg_hasattr(MDOC_Emphasis, node))
1.28    ! kristaps 1991:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1992:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28    ! kristaps 1993:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1994:
                   1995:                return(1);
                   1996:        }
                   1997:
1.11      kristaps 1998:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1999:        if (0 == strcmp("Em", n->string))
1.28    ! kristaps 2000:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 2001:        else if (0 == strcmp("Sy", n->string))
1.28    ! kristaps 2002:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2003:
                   2004:        return(1);
                   2005: }
                   2006:
                   2007:
                   2008: /* ARGSUSED */
                   2009: static int
                   2010: termp_sy_pre(DECL_ARGS)
                   2011: {
                   2012:
1.28    ! kristaps 2013:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2014:        return(1);
                   2015: }
                   2016:
                   2017:
                   2018: /* ARGSUSED */
                   2019: static int
                   2020: termp_ms_pre(DECL_ARGS)
                   2021: {
                   2022:
1.28    ! kristaps 2023:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 2024:        return(1);
                   2025: }
                   2026:
                   2027:
                   2028:
                   2029: /* ARGSUSED */
                   2030: static int
                   2031: termp_sm_pre(DECL_ARGS)
                   2032: {
                   2033:
1.11      kristaps 2034:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2035:        if (0 == strcmp("on", node->child->string)) {
                   2036:                p->flags &= ~TERMP_NONOSPACE;
                   2037:                p->flags &= ~TERMP_NOSPACE;
                   2038:        } else
                   2039:                p->flags |= TERMP_NONOSPACE;
                   2040:
                   2041:        return(0);
                   2042: }
                   2043:
                   2044:
                   2045: /* ARGSUSED */
                   2046: static int
                   2047: termp_ap_pre(DECL_ARGS)
                   2048: {
                   2049:
                   2050:        p->flags |= TERMP_NOSPACE;
                   2051:        term_word(p, "\\(aq");
                   2052:        p->flags |= TERMP_NOSPACE;
                   2053:        return(1);
                   2054: }
                   2055:
                   2056:
                   2057: /* ARGSUSED */
                   2058: static int
                   2059: termp__j_pre(DECL_ARGS)
                   2060: {
                   2061:
1.28    ! kristaps 2062:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2063:        return(1);
                   2064: }
                   2065:
                   2066:
                   2067: /* ARGSUSED */
                   2068: static int
                   2069: termp__t_pre(DECL_ARGS)
                   2070: {
                   2071:
                   2072:        term_word(p, "\"");
                   2073:        p->flags |= TERMP_NOSPACE;
                   2074:        return(1);
                   2075: }
                   2076:
                   2077:
                   2078: /* ARGSUSED */
                   2079: static void
                   2080: termp__t_post(DECL_ARGS)
                   2081: {
                   2082:
                   2083:        p->flags |= TERMP_NOSPACE;
                   2084:        term_word(p, "\"");
                   2085:        termp____post(p, pair, meta, node);
                   2086: }
                   2087:
                   2088:
                   2089: /* ARGSUSED */
                   2090: static void
                   2091: termp____post(DECL_ARGS)
                   2092: {
                   2093:
                   2094:        p->flags |= TERMP_NOSPACE;
                   2095:        term_word(p, node->next ? "," : ".");
                   2096: }
                   2097:
                   2098:
                   2099: /* ARGSUSED */
                   2100: static int
                   2101: termp_lk_pre(DECL_ARGS)
                   2102: {
                   2103:        const struct mdoc_node *n;
                   2104:
1.11      kristaps 2105:        assert(node->child);
                   2106:        n = node->child;
1.1       kristaps 2107:
1.12      kristaps 2108:        if (NULL == n->next) {
1.28    ! kristaps 2109:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2110:                return(1);
                   2111:        }
                   2112:
1.1       kristaps 2113:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2114:        term_word(p, n->string);
                   2115:        p->flags |= TERMP_NOSPACE;
                   2116:        term_word(p, ":");
1.12      kristaps 2117:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2118:
                   2119:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2120:        for (n = n->next; n; n = n->next)
1.1       kristaps 2121:                term_word(p, n->string);
1.12      kristaps 2122:
1.1       kristaps 2123:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2124:        return(0);
                   2125: }
                   2126:
                   2127:
                   2128: /* ARGSUSED */
                   2129: static int
                   2130: termp_mt_pre(DECL_ARGS)
                   2131: {
                   2132:
1.28    ! kristaps 2133:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2134:        return(1);
                   2135: }
                   2136:
                   2137:

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