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Annotation of mandoc/mdoc_term.c, Revision 1.33

1.33    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.32 2009/07/12 19:28:46 kristaps Exp $ */
1.1       kristaps    2: /*
1.7       kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.6       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20: #include <ctype.h>
                     21: #include <err.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
                     26: #include "term.h"
                     27: #include "mdoc.h"
                     28:
                     29: /* FIXME: macro arguments can be escaped. */
                     30: /* FIXME: support more offset/width tokens. */
                     31:
                     32: #define        TTYPE_PROG        0
                     33: #define        TTYPE_CMD_FLAG    1
                     34: #define        TTYPE_CMD_ARG     2
                     35: #define        TTYPE_SECTION     3
                     36: #define        TTYPE_FUNC_DECL   4
                     37: #define        TTYPE_VAR_DECL    5
                     38: #define        TTYPE_FUNC_TYPE   6
                     39: #define        TTYPE_FUNC_NAME   7
                     40: #define        TTYPE_FUNC_ARG    8
                     41: #define        TTYPE_LINK        9
                     42: #define        TTYPE_SSECTION    10
                     43: #define        TTYPE_FILE        11
                     44: #define        TTYPE_EMPH        12
                     45: #define        TTYPE_CONFIG      13
                     46: #define        TTYPE_CMD         14
                     47: #define        TTYPE_INCLUDE     15
                     48: #define        TTYPE_SYMB        16
                     49: #define        TTYPE_SYMBOL      17
                     50: #define        TTYPE_DIAG        18
                     51: #define        TTYPE_LINK_ANCHOR 19
                     52: #define        TTYPE_LINK_TEXT   20
                     53: #define        TTYPE_REF_JOURNAL 21
                     54: #define        TTYPE_LIST        22
                     55: #define        TTYPE_NMAX        23
                     56:
                     57: const  int ttypes[TTYPE_NMAX] = {
                     58:        TERMP_BOLD,             /* TTYPE_PROG */
                     59:        TERMP_BOLD,             /* TTYPE_CMD_FLAG */
                     60:        TERMP_UNDER,            /* TTYPE_CMD_ARG */
                     61:        TERMP_BOLD,             /* TTYPE_SECTION */
                     62:        TERMP_BOLD,             /* TTYPE_FUNC_DECL */
                     63:        TERMP_UNDER,            /* TTYPE_VAR_DECL */
                     64:        TERMP_UNDER,            /* TTYPE_FUNC_TYPE */
                     65:        TERMP_BOLD,             /* TTYPE_FUNC_NAME */
                     66:        TERMP_UNDER,            /* TTYPE_FUNC_ARG */
                     67:        TERMP_UNDER,            /* TTYPE_LINK */
                     68:        TERMP_BOLD,             /* TTYPE_SSECTION */
                     69:        TERMP_UNDER,            /* TTYPE_FILE */
                     70:        TERMP_UNDER,            /* TTYPE_EMPH */
                     71:        TERMP_BOLD,             /* TTYPE_CONFIG */
                     72:        TERMP_BOLD,             /* TTYPE_CMD */
                     73:        TERMP_BOLD,             /* TTYPE_INCLUDE */
                     74:        TERMP_BOLD,             /* TTYPE_SYMB */
                     75:        TERMP_BOLD,             /* TTYPE_SYMBOL */
                     76:        TERMP_BOLD,             /* TTYPE_DIAG */
                     77:        TERMP_UNDER,            /* TTYPE_LINK_ANCHOR */
                     78:        TERMP_BOLD,             /* TTYPE_LINK_TEXT */
                     79:        TERMP_UNDER,            /* TTYPE_REF_JOURNAL */
                     80:        TERMP_BOLD              /* TTYPE_LIST */
                     81: };
                     82:
                     83: struct termpair {
                     84:        struct termpair  *ppair;
1.31      kristaps   85:        int               flag;
                     86:        int               count;
1.1       kristaps   87: };
                     88:
1.31      kristaps   89: #define        DECL_ARGS struct termp *p, \
                     90:                  struct termpair *pair, \
                     91:                  const struct mdoc_meta *meta, \
                     92:                  const struct mdoc_node *node
1.1       kristaps   93:
                     94: struct termact {
                     95:        int     (*pre)(DECL_ARGS);
                     96:        void    (*post)(DECL_ARGS);
                     97: };
                     98:
1.31      kristaps   99: static void      termp____post(DECL_ARGS);
                    100: static void      termp__t_post(DECL_ARGS);
                    101: static void      termp_aq_post(DECL_ARGS);
                    102: static void      termp_bd_post(DECL_ARGS);
                    103: static void      termp_bl_post(DECL_ARGS);
                    104: static void      termp_bq_post(DECL_ARGS);
                    105: static void      termp_brq_post(DECL_ARGS);
                    106: static void      termp_bx_post(DECL_ARGS);
                    107: static void      termp_d1_post(DECL_ARGS);
                    108: static void      termp_dq_post(DECL_ARGS);
                    109: static void      termp_fd_post(DECL_ARGS);
                    110: static void      termp_fn_post(DECL_ARGS);
                    111: static void      termp_fo_post(DECL_ARGS);
                    112: static void      termp_ft_post(DECL_ARGS);
                    113: static void      termp_in_post(DECL_ARGS);
                    114: static void      termp_it_post(DECL_ARGS);
                    115: static void      termp_lb_post(DECL_ARGS);
                    116: static void      termp_op_post(DECL_ARGS);
                    117: static void      termp_pf_post(DECL_ARGS);
                    118: static void      termp_pq_post(DECL_ARGS);
                    119: static void      termp_qq_post(DECL_ARGS);
                    120: static void      termp_sh_post(DECL_ARGS);
                    121: static void      termp_sq_post(DECL_ARGS);
                    122: static void      termp_ss_post(DECL_ARGS);
                    123: static void      termp_vt_post(DECL_ARGS);
                    124:
                    125: static int       termp__j_pre(DECL_ARGS);
                    126: static int       termp__t_pre(DECL_ARGS);
                    127: static int       termp_ap_pre(DECL_ARGS);
                    128: static int       termp_aq_pre(DECL_ARGS);
                    129: static int       termp_ar_pre(DECL_ARGS);
                    130: static int       termp_at_pre(DECL_ARGS);
                    131: static int       termp_bd_pre(DECL_ARGS);
                    132: static int       termp_bf_pre(DECL_ARGS);
                    133: static int       termp_bq_pre(DECL_ARGS);
                    134: static int       termp_brq_pre(DECL_ARGS);
                    135: static int       termp_bt_pre(DECL_ARGS);
                    136: static int       termp_cd_pre(DECL_ARGS);
                    137: static int       termp_cm_pre(DECL_ARGS);
                    138: static int       termp_d1_pre(DECL_ARGS);
                    139: static int       termp_dq_pre(DECL_ARGS);
                    140: static int       termp_em_pre(DECL_ARGS);
                    141: static int       termp_ex_pre(DECL_ARGS);
                    142: static int       termp_fa_pre(DECL_ARGS);
                    143: static int       termp_fd_pre(DECL_ARGS);
                    144: static int       termp_fl_pre(DECL_ARGS);
                    145: static int       termp_fn_pre(DECL_ARGS);
                    146: static int       termp_fo_pre(DECL_ARGS);
                    147: static int       termp_ft_pre(DECL_ARGS);
                    148: static int       termp_ic_pre(DECL_ARGS);
                    149: static int       termp_in_pre(DECL_ARGS);
                    150: static int       termp_it_pre(DECL_ARGS);
                    151: static int       termp_lb_pre(DECL_ARGS);
                    152: static int       termp_lk_pre(DECL_ARGS);
                    153: static int       termp_ms_pre(DECL_ARGS);
                    154: static int       termp_mt_pre(DECL_ARGS);
                    155: static int       termp_nd_pre(DECL_ARGS);
                    156: static int       termp_nm_pre(DECL_ARGS);
                    157: static int       termp_ns_pre(DECL_ARGS);
                    158: static int       termp_op_pre(DECL_ARGS);
                    159: static int       termp_pa_pre(DECL_ARGS);
                    160: static int       termp_pf_pre(DECL_ARGS);
                    161: static int       termp_pp_pre(DECL_ARGS);
                    162: static int       termp_pq_pre(DECL_ARGS);
                    163: static int       termp_qq_pre(DECL_ARGS);
                    164: static int       termp_rs_pre(DECL_ARGS);
                    165: static int       termp_rv_pre(DECL_ARGS);
                    166: static int       termp_sh_pre(DECL_ARGS);
                    167: static int       termp_sm_pre(DECL_ARGS);
                    168: static int       termp_sq_pre(DECL_ARGS);
                    169: static int       termp_ss_pre(DECL_ARGS);
                    170: static int       termp_st_pre(DECL_ARGS);
                    171: static int       termp_sx_pre(DECL_ARGS);
                    172: static int       termp_sy_pre(DECL_ARGS);
                    173: static int       termp_ud_pre(DECL_ARGS);
                    174: static int       termp_va_pre(DECL_ARGS);
                    175: static int       termp_vt_pre(DECL_ARGS);
                    176: static int       termp_xr_pre(DECL_ARGS);
                    177: static int       termp_xx_pre(DECL_ARGS);
                    178:
1.1       kristaps  179: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  180:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  181:        { NULL, NULL }, /* Dd */
                    182:        { NULL, NULL }, /* Dt */
                    183:        { NULL, NULL }, /* Os */
                    184:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    185:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    186:        { termp_pp_pre, NULL }, /* Pp */
                    187:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    188:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    189:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    190:        { NULL, NULL }, /* Ed */
                    191:        { NULL, termp_bl_post }, /* Bl */
                    192:        { NULL, NULL }, /* El */
                    193:        { termp_it_pre, termp_it_post }, /* It */
                    194:        { NULL, NULL }, /* Ad */
                    195:        { NULL, NULL }, /* An */
                    196:        { termp_ar_pre, NULL }, /* Ar */
                    197:        { termp_cd_pre, NULL }, /* Cd */
                    198:        { termp_cm_pre, NULL }, /* Cm */
                    199:        { NULL, NULL }, /* Dv */
                    200:        { NULL, NULL }, /* Er */
                    201:        { NULL, NULL }, /* Ev */
                    202:        { termp_ex_pre, NULL }, /* Ex */
                    203:        { termp_fa_pre, NULL }, /* Fa */
                    204:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    205:        { termp_fl_pre, NULL }, /* Fl */
                    206:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    207:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    208:        { termp_ic_pre, NULL }, /* Ic */
                    209:        { termp_in_pre, termp_in_post }, /* In */
                    210:        { NULL, NULL }, /* Li */
                    211:        { termp_nd_pre, NULL }, /* Nd */
                    212:        { termp_nm_pre, NULL }, /* Nm */
                    213:        { termp_op_pre, termp_op_post }, /* Op */
                    214:        { NULL, NULL }, /* Ot */
                    215:        { termp_pa_pre, NULL }, /* Pa */
                    216:        { termp_rv_pre, NULL }, /* Rv */
                    217:        { termp_st_pre, NULL }, /* St */
                    218:        { termp_va_pre, NULL }, /* Va */
                    219:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    220:        { termp_xr_pre, NULL }, /* Xr */
                    221:        { NULL, termp____post }, /* %A */
                    222:        { NULL, termp____post }, /* %B */
                    223:        { NULL, termp____post }, /* %D */
                    224:        { NULL, termp____post }, /* %I */
                    225:        { termp__j_pre, termp____post }, /* %J */
                    226:        { NULL, termp____post }, /* %N */
                    227:        { NULL, termp____post }, /* %O */
                    228:        { NULL, termp____post }, /* %P */
                    229:        { NULL, termp____post }, /* %R */
                    230:        { termp__t_pre, termp__t_post }, /* %T */
                    231:        { NULL, termp____post }, /* %V */
                    232:        { NULL, NULL }, /* Ac */
                    233:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    234:        { termp_aq_pre, termp_aq_post }, /* Aq */
                    235:        { termp_at_pre, NULL }, /* At */
                    236:        { NULL, NULL }, /* Bc */
                    237:        { termp_bf_pre, NULL }, /* Bf */
                    238:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    239:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  240:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  241:        { NULL, termp_bx_post }, /* Bx */
                    242:        { NULL, NULL }, /* Db */
                    243:        { NULL, NULL }, /* Dc */
                    244:        { termp_dq_pre, termp_dq_post }, /* Do */
                    245:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    246:        { NULL, NULL }, /* Ec */
                    247:        { NULL, NULL }, /* Ef */
                    248:        { termp_em_pre, NULL }, /* Em */
                    249:        { NULL, NULL }, /* Eo */
1.26      kristaps  250:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  251:        { termp_ms_pre, NULL }, /* Ms */
                    252:        { NULL, NULL }, /* No */
                    253:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  254:        { termp_xx_pre, NULL }, /* Nx */
                    255:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  256:        { NULL, NULL }, /* Pc */
                    257:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    258:        { termp_pq_pre, termp_pq_post }, /* Po */
                    259:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    260:        { NULL, NULL }, /* Qc */
                    261:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    262:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    263:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    264:        { NULL, NULL }, /* Re */
                    265:        { termp_rs_pre, NULL }, /* Rs */
                    266:        { NULL, NULL }, /* Sc */
                    267:        { termp_sq_pre, termp_sq_post }, /* So */
                    268:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    269:        { termp_sm_pre, NULL }, /* Sm */
                    270:        { termp_sx_pre, NULL }, /* Sx */
                    271:        { termp_sy_pre, NULL }, /* Sy */
                    272:        { NULL, NULL }, /* Tn */
1.26      kristaps  273:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  274:        { NULL, NULL }, /* Xc */
                    275:        { NULL, NULL }, /* Xo */
                    276:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    277:        { NULL, NULL }, /* Fc */
                    278:        { termp_op_pre, termp_op_post }, /* Oo */
                    279:        { NULL, NULL }, /* Oc */
                    280:        { NULL, NULL }, /* Bk */
                    281:        { NULL, NULL }, /* Ek */
                    282:        { termp_bt_pre, NULL }, /* Bt */
                    283:        { NULL, NULL }, /* Hf */
                    284:        { NULL, NULL }, /* Fr */
                    285:        { termp_ud_pre, NULL }, /* Ud */
                    286:        { termp_lb_pre, termp_lb_post }, /* Lb */
1.14      kristaps  287:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  288:        { termp_lk_pre, NULL }, /* Lk */
                    289:        { termp_mt_pre, NULL }, /* Mt */
                    290:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    291:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    292:        { NULL, NULL }, /* Brc */
                    293:        { NULL, NULL }, /* %C */
                    294:        { NULL, NULL }, /* Es */
                    295:        { NULL, NULL }, /* En */
1.26      kristaps  296:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  297:        { NULL, NULL }, /* %Q */
                    298: };
                    299:
1.2       kristaps  300: #ifdef __linux__
1.9       kristaps  301: extern size_t    strlcpy(char *, const char *, size_t);
                    302: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  303: #endif
                    304:
1.1       kristaps  305: static int       arg_hasattr(int, const struct mdoc_node *);
                    306: static int       arg_getattrs(const int *, int *, size_t,
                    307:                        const struct mdoc_node *);
                    308: static int       arg_getattr(int, const struct mdoc_node *);
                    309: static size_t    arg_offset(const struct mdoc_argv *);
                    310: static size_t    arg_width(const struct mdoc_argv *, int);
                    311: static int       arg_listtype(const struct mdoc_node *);
                    312: static int       fmt_block_vspace(struct termp *,
                    313:                        const struct mdoc_node *,
                    314:                        const struct mdoc_node *);
1.3       kristaps  315: static void      print_node(DECL_ARGS);
                    316: static void      print_head(struct termp *,
1.1       kristaps  317:                        const struct mdoc_meta *);
1.3       kristaps  318: static void      print_body(DECL_ARGS);
                    319: static void      print_foot(struct termp *,
1.1       kristaps  320:                        const struct mdoc_meta *);
                    321:
                    322:
                    323: int
                    324: mdoc_run(struct termp *p, const struct mdoc *m)
                    325: {
1.9       kristaps  326:        /*
                    327:         * Main output function.  When this is called, assume that the
                    328:         * tree is properly formed.
                    329:         */
1.3       kristaps  330:        print_head(p, mdoc_meta(m));
1.14      kristaps  331:        assert(mdoc_node(m));
                    332:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    333:        if (mdoc_node(m)->child)
                    334:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  335:        print_foot(p, mdoc_meta(m));
                    336:        return(1);
1.1       kristaps  337: }
                    338:
                    339:
1.3       kristaps  340: static void
1.1       kristaps  341: print_body(DECL_ARGS)
                    342: {
                    343:
1.3       kristaps  344:        print_node(p, pair, meta, node);
1.1       kristaps  345:        if ( ! node->next)
1.3       kristaps  346:                return;
                    347:        print_body(p, pair, meta, node->next);
1.1       kristaps  348: }
                    349:
                    350:
1.3       kristaps  351: static void
1.1       kristaps  352: print_node(DECL_ARGS)
                    353: {
                    354:        int              dochild;
                    355:        struct termpair  npair;
1.30      kristaps  356:        size_t           offset, rmargin;
1.1       kristaps  357:
                    358:        dochild = 1;
1.29      kristaps  359:        offset = p->offset;
1.30      kristaps  360:        rmargin = p->rmargin;
1.29      kristaps  361:
1.1       kristaps  362:        npair.ppair = pair;
                    363:        npair.flag = 0;
                    364:        npair.count = 0;
                    365:
                    366:        if (MDOC_TEXT != node->type) {
                    367:                if (termacts[node->tok].pre)
                    368:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    369:                                dochild = 0;
                    370:        } else /* MDOC_TEXT == node->type */
                    371:                term_word(p, node->string);
                    372:
                    373:        /* Children. */
                    374:
1.28      kristaps  375:        p->flags |= npair.flag;
1.1       kristaps  376:
                    377:        if (dochild && node->child)
                    378:                print_body(p, &npair, meta, node->child);
                    379:
                    380:        /* Post-processing. */
                    381:
                    382:        if (MDOC_TEXT != node->type)
                    383:                if (termacts[node->tok].post)
                    384:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  385:
                    386:        p->offset = offset;
1.30      kristaps  387:        p->rmargin = rmargin;
1.29      kristaps  388:        p->flags &= ~npair.flag;
1.1       kristaps  389: }
                    390:
                    391:
1.3       kristaps  392: static void
1.1       kristaps  393: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    394: {
                    395:        struct tm       *tm;
                    396:        char            *buf, *os;
                    397:
1.9       kristaps  398:        /*
                    399:         * Output the footer in new-groff style, that is, three columns
                    400:         * with the middle being the manual date and flanking columns
                    401:         * being the operating system:
                    402:         *
                    403:         * SYSTEM                  DATE                    SYSTEM
                    404:         */
                    405:
1.1       kristaps  406:        if (NULL == (buf = malloc(p->rmargin)))
                    407:                err(1, "malloc");
                    408:        if (NULL == (os = malloc(p->rmargin)))
                    409:                err(1, "malloc");
                    410:
                    411:        tm = localtime(&meta->date);
                    412:
                    413:        if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm))
                    414:                err(1, "strftime");
                    415:
                    416:        (void)strlcpy(os, meta->os, p->rmargin);
                    417:
                    418:        term_vspace(p);
                    419:
1.9       kristaps  420:        p->offset = 0;
                    421:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  422:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    423:
                    424:        term_word(p, os);
                    425:        term_flushln(p);
                    426:
1.9       kristaps  427:        p->offset = p->rmargin;
                    428:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  429:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  430:
                    431:        term_word(p, buf);
                    432:        term_flushln(p);
                    433:
1.1       kristaps  434:        p->offset = p->rmargin;
                    435:        p->rmargin = p->maxrmargin;
                    436:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  437:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  438:
1.9       kristaps  439:        term_word(p, os);
1.1       kristaps  440:        term_flushln(p);
                    441:
1.9       kristaps  442:        p->offset = 0;
                    443:        p->rmargin = p->maxrmargin;
                    444:        p->flags = 0;
                    445:
1.1       kristaps  446:        free(buf);
                    447:        free(os);
                    448: }
                    449:
                    450:
1.3       kristaps  451: static void
1.1       kristaps  452: print_head(struct termp *p, const struct mdoc_meta *meta)
                    453: {
                    454:        char            *buf, *title;
                    455:
                    456:        p->rmargin = p->maxrmargin;
                    457:        p->offset = 0;
                    458:
                    459:        if (NULL == (buf = malloc(p->rmargin)))
                    460:                err(1, "malloc");
                    461:        if (NULL == (title = malloc(p->rmargin)))
                    462:                err(1, "malloc");
                    463:
                    464:        /*
                    465:         * The header is strange.  It has three components, which are
                    466:         * really two with the first duplicated.  It goes like this:
                    467:         *
                    468:         * IDENTIFIER              TITLE                   IDENTIFIER
                    469:         *
                    470:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    471:         * (if given, or "unknown" if not) followed by the manual page
                    472:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    473:         * string depending on the manual volume.  If not specified, it
                    474:         * switches on the manual section.
                    475:         */
                    476:
                    477:        assert(meta->vol);
                    478:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    479:
                    480:        if (meta->arch) {
                    481:                (void)strlcat(buf, " (", p->rmargin);
                    482:                (void)strlcat(buf, meta->arch, p->rmargin);
                    483:                (void)strlcat(buf, ")", p->rmargin);
                    484:        }
                    485:
                    486:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    487:                        meta->title, meta->msec);
                    488:
                    489:        p->offset = 0;
1.8       kristaps  490:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  491:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    492:
                    493:        term_word(p, title);
                    494:        term_flushln(p);
                    495:
                    496:        p->offset = p->rmargin;
                    497:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  498:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  499:
                    500:        term_word(p, buf);
                    501:        term_flushln(p);
                    502:
                    503:        p->offset = p->rmargin;
                    504:        p->rmargin = p->maxrmargin;
                    505:        p->flags &= ~TERMP_NOBREAK;
                    506:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    507:
                    508:        term_word(p, title);
                    509:        term_flushln(p);
                    510:
1.9       kristaps  511:        p->offset = 0;
1.1       kristaps  512:        p->rmargin = p->maxrmargin;
                    513:        p->flags &= ~TERMP_NOSPACE;
                    514:
                    515:        free(title);
                    516:        free(buf);
                    517: }
                    518:
                    519:
                    520: static size_t
                    521: arg_width(const struct mdoc_argv *arg, int pos)
                    522: {
                    523:        size_t           v;
                    524:        int              i, len;
                    525:
                    526:        assert(pos < (int)arg->sz && pos >= 0);
                    527:        assert(arg->value[pos]);
                    528:
                    529:        if (0 == (len = (int)strlen(arg->value[pos])))
                    530:                return(0);
                    531:
                    532:        for (i = 0; i < len - 1; i++)
                    533:                if ( ! isdigit((u_char)arg->value[pos][i]))
                    534:                        break;
                    535:
                    536:        if (i == len - 1) {
1.16      kristaps  537:                if ('n' == arg->value[pos][len - 1] ||
                    538:                                'm' == arg->value[pos][len - 1]) {
1.1       kristaps  539:                        v = (size_t)atoi(arg->value[pos]);
1.16      kristaps  540:                        return(v + 2);
1.1       kristaps  541:                }
                    542:
                    543:        }
1.16      kristaps  544:        return(strlen(arg->value[pos]) + 2);
1.1       kristaps  545: }
                    546:
                    547:
                    548: static int
                    549: arg_listtype(const struct mdoc_node *n)
                    550: {
                    551:        int              i, len;
                    552:
                    553:        assert(MDOC_BLOCK == n->type);
                    554:
                    555:        len = (int)(n->args ? n->args->argc : 0);
                    556:
                    557:        for (i = 0; i < len; i++)
                    558:                switch (n->args->argv[i].arg) {
                    559:                case (MDOC_Bullet):
                    560:                        /* FALLTHROUGH */
                    561:                case (MDOC_Dash):
                    562:                        /* FALLTHROUGH */
                    563:                case (MDOC_Enum):
                    564:                        /* FALLTHROUGH */
                    565:                case (MDOC_Hyphen):
                    566:                        /* FALLTHROUGH */
                    567:                case (MDOC_Tag):
                    568:                        /* FALLTHROUGH */
                    569:                case (MDOC_Inset):
                    570:                        /* FALLTHROUGH */
                    571:                case (MDOC_Diag):
                    572:                        /* FALLTHROUGH */
                    573:                case (MDOC_Item):
                    574:                        /* FALLTHROUGH */
                    575:                case (MDOC_Column):
                    576:                        /* FALLTHROUGH */
                    577:                case (MDOC_Ohang):
                    578:                        return(n->args->argv[i].arg);
                    579:                default:
                    580:                        break;
                    581:                }
                    582:
1.11      kristaps  583:        /* FIXME: mandated by parser. */
                    584:
1.1       kristaps  585:        errx(1, "list type not supported");
                    586:        /* NOTREACHED */
                    587: }
                    588:
                    589:
                    590: static size_t
                    591: arg_offset(const struct mdoc_argv *arg)
                    592: {
                    593:
                    594:        assert(*arg->value);
1.10      kristaps  595:        if (0 == strcmp(*arg->value, "left"))
1.19      kristaps  596:                return(0);
1.1       kristaps  597:        if (0 == strcmp(*arg->value, "indent"))
1.16      kristaps  598:                return(INDENT + 1);
1.1       kristaps  599:        if (0 == strcmp(*arg->value, "indent-two"))
1.20      kristaps  600:                return((INDENT + 1) * 2);
1.10      kristaps  601:
                    602:        /* FIXME: needs to support field-widths (10n, etc.). */
1.11      kristaps  603:
1.1       kristaps  604:        return(strlen(*arg->value));
                    605: }
                    606:
                    607:
                    608: static int
                    609: arg_hasattr(int arg, const struct mdoc_node *n)
                    610: {
                    611:
                    612:        return(-1 != arg_getattr(arg, n));
                    613: }
                    614:
                    615:
                    616: static int
                    617: arg_getattr(int v, const struct mdoc_node *n)
                    618: {
                    619:        int              val;
                    620:
                    621:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    622: }
                    623:
                    624:
                    625: static int
                    626: arg_getattrs(const int *keys, int *vals,
                    627:                size_t sz, const struct mdoc_node *n)
                    628: {
                    629:        int              i, j, k;
                    630:
                    631:        if (NULL == n->args)
                    632:                return(0);
                    633:
                    634:        for (k = i = 0; i < (int)n->args->argc; i++)
                    635:                for (j = 0; j < (int)sz; j++)
                    636:                        if (n->args->argv[i].arg == keys[j]) {
                    637:                                vals[j] = i;
                    638:                                k++;
                    639:                        }
                    640:        return(k);
                    641: }
                    642:
                    643:
                    644: /* ARGSUSED */
                    645: static int
                    646: fmt_block_vspace(struct termp *p,
                    647:                const struct mdoc_node *bl,
                    648:                const struct mdoc_node *node)
                    649: {
                    650:        const struct mdoc_node *n;
                    651:
                    652:        term_newln(p);
                    653:
                    654:        if (arg_hasattr(MDOC_Compact, bl))
                    655:                return(1);
                    656:
                    657:        for (n = node; n; n = n->parent) {
                    658:                if (MDOC_BLOCK != n->type)
                    659:                        continue;
                    660:                if (MDOC_Ss == n->tok)
                    661:                        break;
                    662:                if (MDOC_Sh == n->tok)
                    663:                        break;
                    664:                if (NULL == n->prev)
                    665:                        continue;
                    666:                term_vspace(p);
                    667:                break;
                    668:        }
                    669:
                    670:        return(1);
                    671: }
                    672:
                    673:
                    674: /* ARGSUSED */
                    675: static int
                    676: termp_dq_pre(DECL_ARGS)
                    677: {
                    678:
                    679:        if (MDOC_BODY != node->type)
                    680:                return(1);
                    681:
                    682:        term_word(p, "\\(lq");
                    683:        p->flags |= TERMP_NOSPACE;
                    684:        return(1);
                    685: }
                    686:
                    687:
                    688: /* ARGSUSED */
                    689: static void
                    690: termp_dq_post(DECL_ARGS)
                    691: {
                    692:
                    693:        if (MDOC_BODY != node->type)
                    694:                return;
                    695:
                    696:        p->flags |= TERMP_NOSPACE;
                    697:        term_word(p, "\\(rq");
                    698: }
                    699:
                    700:
                    701: /* ARGSUSED */
                    702: static int
                    703: termp_it_pre(DECL_ARGS)
                    704: {
                    705:        const struct mdoc_node *bl, *n;
                    706:        char                    buf[7];
1.15      kristaps  707:        int                     i, type, keys[3], vals[3], sv;
1.1       kristaps  708:        size_t                  width, offset;
                    709:
                    710:        if (MDOC_BLOCK == node->type)
                    711:                return(fmt_block_vspace(p, node->parent->parent, node));
                    712:
                    713:        bl = node->parent->parent->parent;
                    714:
                    715:        /* Save parent attributes. */
                    716:
                    717:        pair->flag = p->flags;
                    718:
                    719:        /* Get list width and offset. */
                    720:
                    721:        keys[0] = MDOC_Width;
                    722:        keys[1] = MDOC_Offset;
                    723:        keys[2] = MDOC_Column;
                    724:
                    725:        vals[0] = vals[1] = vals[2] = -1;
                    726:
                    727:        width = offset = 0;
                    728:
                    729:        (void)arg_getattrs(keys, vals, 3, bl);
                    730:
                    731:        type = arg_listtype(bl);
                    732:
                    733:        /* Calculate real width and offset. */
                    734:
                    735:        switch (type) {
                    736:        case (MDOC_Column):
                    737:                if (MDOC_BODY == node->type)
                    738:                        break;
                    739:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    740:                        offset += arg_width
                    741:                                (&bl->args->argv[vals[2]], i);
                    742:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    743:                width = arg_width(&bl->args->argv[vals[2]], i);
                    744:                if (vals[1] >= 0)
                    745:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    746:                break;
                    747:        default:
                    748:                if (vals[0] >= 0)
                    749:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    750:                if (vals[1] >= 0)
1.19      kristaps  751:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  752:                break;
                    753:        }
                    754:
                    755:        /*
                    756:         * List-type can override the width in the case of fixed-head
                    757:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
                    758:         * offset.
                    759:         */
                    760:
                    761:        switch (type) {
                    762:        case (MDOC_Bullet):
                    763:                /* FALLTHROUGH */
                    764:        case (MDOC_Dash):
                    765:                /* FALLTHROUGH */
                    766:        case (MDOC_Hyphen):
                    767:                if (width < 4)
                    768:                        width = 4;
                    769:                break;
1.17      kristaps  770:        case (MDOC_Enum):
                    771:                if (width < 5)
                    772:                        width = 5;
                    773:                break;
1.1       kristaps  774:        case (MDOC_Tag):
                    775:                if (0 == width)
                    776:                        width = 10;
                    777:                break;
                    778:        default:
                    779:                break;
                    780:        }
                    781:
                    782:        /*
1.17      kristaps  783:         * Whitespace control.  Inset bodies need an initial space,
                    784:         * while diagonal bodies need two.
1.1       kristaps  785:         */
                    786:
                    787:        switch (type) {
                    788:        case (MDOC_Diag):
1.17      kristaps  789:                term_word(p, "\\ ");
1.1       kristaps  790:                /* FALLTHROUGH */
                    791:        case (MDOC_Inset):
                    792:                if (MDOC_BODY == node->type)
                    793:                        p->flags &= ~TERMP_NOSPACE;
                    794:                else
                    795:                        p->flags |= TERMP_NOSPACE;
                    796:                break;
                    797:        default:
                    798:                p->flags |= TERMP_NOSPACE;
                    799:                break;
                    800:        }
                    801:
                    802:        /*
                    803:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    804:         */
                    805:
                    806:        switch (type) {
                    807:        case (MDOC_Diag):
                    808:                if (MDOC_HEAD == node->type)
                    809:                        p->flags |= ttypes[TTYPE_DIAG];
                    810:                break;
                    811:        default:
                    812:                break;
                    813:        }
                    814:
                    815:        /*
                    816:         * Pad and break control.  This is the tricker part.  Lists with
                    817:         * set right-margins for the head get TERMP_NOBREAK because, if
                    818:         * they overrun the margin, they wrap to the new margin.
                    819:         * Correspondingly, the body for these types don't left-pad, as
                    820:         * the head will pad out to to the right.
                    821:         */
                    822:
                    823:        switch (type) {
                    824:        case (MDOC_Bullet):
                    825:                /* FALLTHROUGH */
                    826:        case (MDOC_Dash):
                    827:                /* FALLTHROUGH */
                    828:        case (MDOC_Enum):
                    829:                /* FALLTHROUGH */
                    830:        case (MDOC_Hyphen):
                    831:                /* FALLTHROUGH */
                    832:        case (MDOC_Tag):
                    833:                if (MDOC_HEAD == node->type)
                    834:                        p->flags |= TERMP_NOBREAK;
                    835:                else
                    836:                        p->flags |= TERMP_NOLPAD;
                    837:                if (MDOC_HEAD == node->type && MDOC_Tag == type)
                    838:                        if (NULL == node->next ||
                    839:                                        NULL == node->next->child)
                    840:                                p->flags |= TERMP_NONOBREAK;
                    841:                break;
                    842:        case (MDOC_Column):
                    843:                if (MDOC_HEAD == node->type) {
                    844:                        assert(node->next);
                    845:                        if (MDOC_BODY == node->next->type)
                    846:                                p->flags &= ~TERMP_NOBREAK;
                    847:                        else
                    848:                                p->flags |= TERMP_NOBREAK;
                    849:                        if (node->prev)
                    850:                                p->flags |= TERMP_NOLPAD;
                    851:                }
                    852:                break;
                    853:        case (MDOC_Diag):
                    854:                if (MDOC_HEAD == node->type)
                    855:                        p->flags |= TERMP_NOBREAK;
                    856:                break;
                    857:        default:
                    858:                break;
                    859:        }
                    860:
                    861:        /*
                    862:         * Margin control.  Set-head-width lists have their right
                    863:         * margins shortened.  The body for these lists has the offset
                    864:         * necessarily lengthened.  Everybody gets the offset.
                    865:         */
                    866:
                    867:        p->offset += offset;
                    868:
                    869:        switch (type) {
                    870:        case (MDOC_Bullet):
                    871:                /* FALLTHROUGH */
                    872:        case (MDOC_Dash):
                    873:                /* FALLTHROUGH */
                    874:        case (MDOC_Enum):
                    875:                /* FALLTHROUGH */
                    876:        case (MDOC_Hyphen):
                    877:                /* FALLTHROUGH */
                    878:        case (MDOC_Tag):
                    879:                if (MDOC_HEAD == node->type)
                    880:                        p->rmargin = p->offset + width;
                    881:                else
                    882:                        p->offset += width;
                    883:                break;
                    884:        case (MDOC_Column):
                    885:                p->rmargin = p->offset + width;
                    886:                break;
                    887:        default:
                    888:                break;
                    889:        }
                    890:
                    891:        /*
                    892:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  893:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  894:         */
                    895:
1.15      kristaps  896:        sv = p->flags;
1.1       kristaps  897:        if (MDOC_HEAD == node->type)
                    898:                switch (type) {
                    899:                case (MDOC_Bullet):
1.15      kristaps  900:                        p->flags |= TERMP_BOLD;
1.1       kristaps  901:                        term_word(p, "\\[bu]");
                    902:                        break;
                    903:                case (MDOC_Dash):
                    904:                        /* FALLTHROUGH */
                    905:                case (MDOC_Hyphen):
1.15      kristaps  906:                        p->flags |= TERMP_BOLD;
1.27      kristaps  907:                        term_word(p, "\\(hy");
1.1       kristaps  908:                        break;
                    909:                case (MDOC_Enum):
                    910:                        (pair->ppair->ppair->count)++;
                    911:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    912:                                        pair->ppair->ppair->count);
                    913:                        term_word(p, buf);
                    914:                        break;
                    915:                default:
                    916:                        break;
                    917:                }
                    918:
1.15      kristaps  919:        p->flags = sv; /* Restore saved flags. */
                    920:
1.1       kristaps  921:        /*
                    922:         * If we're not going to process our children, indicate so here.
                    923:         */
                    924:
                    925:        switch (type) {
                    926:        case (MDOC_Bullet):
                    927:                /* FALLTHROUGH */
                    928:        case (MDOC_Item):
                    929:                /* FALLTHROUGH */
                    930:        case (MDOC_Dash):
                    931:                /* FALLTHROUGH */
                    932:        case (MDOC_Hyphen):
                    933:                /* FALLTHROUGH */
                    934:        case (MDOC_Enum):
                    935:                if (MDOC_HEAD == node->type)
                    936:                        return(0);
                    937:                break;
                    938:        case (MDOC_Column):
                    939:                if (MDOC_BODY == node->type)
                    940:                        return(0);
                    941:                break;
                    942:        default:
                    943:                break;
                    944:        }
                    945:
                    946:        return(1);
                    947: }
                    948:
                    949:
                    950: /* ARGSUSED */
                    951: static void
                    952: termp_it_post(DECL_ARGS)
                    953: {
                    954:        int                type;
                    955:
                    956:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    957:                return;
                    958:
                    959:        type = arg_listtype(node->parent->parent->parent);
                    960:
                    961:        switch (type) {
                    962:        case (MDOC_Diag):
                    963:                /* FALLTHROUGH */
                    964:        case (MDOC_Item):
                    965:                /* FALLTHROUGH */
                    966:        case (MDOC_Inset):
                    967:                if (MDOC_BODY == node->type)
                    968:                        term_flushln(p);
                    969:                break;
                    970:        case (MDOC_Column):
                    971:                if (MDOC_HEAD == node->type)
                    972:                        term_flushln(p);
                    973:                break;
                    974:        default:
                    975:                term_flushln(p);
                    976:                break;
                    977:        }
                    978:
                    979:        p->flags = pair->flag;
                    980: }
                    981:
                    982:
                    983: /* ARGSUSED */
                    984: static int
                    985: termp_nm_pre(DECL_ARGS)
                    986: {
                    987:
                    988:        if (SEC_SYNOPSIS == node->sec)
                    989:                term_newln(p);
                    990:
1.28      kristaps  991:        pair->flag |= ttypes[TTYPE_PROG];
                    992:        p->flags |= ttypes[TTYPE_PROG];
                    993:
1.1       kristaps  994:        if (NULL == node->child)
                    995:                term_word(p, meta->name);
                    996:
                    997:        return(1);
                    998: }
                    999:
                   1000:
                   1001: /* ARGSUSED */
                   1002: static int
                   1003: termp_fl_pre(DECL_ARGS)
                   1004: {
                   1005:
1.28      kristaps 1006:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                   1007:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1008:        term_word(p, "\\-");
                   1009:        p->flags |= TERMP_NOSPACE;
                   1010:        return(1);
                   1011: }
                   1012:
                   1013:
                   1014: /* ARGSUSED */
                   1015: static int
                   1016: termp_ar_pre(DECL_ARGS)
                   1017: {
                   1018:
1.28      kristaps 1019:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1020:        return(1);
                   1021: }
                   1022:
                   1023:
                   1024: /* ARGSUSED */
                   1025: static int
                   1026: termp_ns_pre(DECL_ARGS)
                   1027: {
                   1028:
                   1029:        p->flags |= TERMP_NOSPACE;
                   1030:        return(1);
                   1031: }
                   1032:
                   1033:
                   1034: /* ARGSUSED */
                   1035: static int
                   1036: termp_pp_pre(DECL_ARGS)
                   1037: {
                   1038:
                   1039:        term_vspace(p);
                   1040:        return(1);
                   1041: }
                   1042:
                   1043:
                   1044: /* ARGSUSED */
                   1045: static int
                   1046: termp_st_pre(DECL_ARGS)
                   1047: {
                   1048:        const char      *cp;
                   1049:
                   1050:        if (node->child && (cp = mdoc_a2st(node->child->string)))
                   1051:                term_word(p, cp);
                   1052:        return(0);
                   1053: }
                   1054:
                   1055:
                   1056: /* ARGSUSED */
                   1057: static int
                   1058: termp_rs_pre(DECL_ARGS)
                   1059: {
                   1060:
                   1061:        if (MDOC_BLOCK == node->type && node->prev)
                   1062:                term_vspace(p);
                   1063:        return(1);
                   1064: }
                   1065:
                   1066:
                   1067: /* ARGSUSED */
                   1068: static int
                   1069: termp_rv_pre(DECL_ARGS)
                   1070: {
                   1071:        int              i;
                   1072:
1.11      kristaps 1073:        /* FIXME: mandated by parser. */
                   1074:
1.1       kristaps 1075:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1076:                errx(1, "expected -std argument");
                   1077:        if (1 != node->args->argv[i].sz)
                   1078:                errx(1, "expected -std argument");
                   1079:
                   1080:        term_newln(p);
                   1081:        term_word(p, "The");
                   1082:
                   1083:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1084:        term_word(p, *node->args->argv[i].value);
                   1085:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1086:        p->flags |= TERMP_NOSPACE;
                   1087:
                   1088:                term_word(p, "() function returns the value 0 if successful;");
                   1089:                term_word(p, "otherwise the value -1 is returned and the");
                   1090:                term_word(p, "global variable");
                   1091:
                   1092:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1093:        term_word(p, "errno");
                   1094:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1095:
                   1096:                term_word(p, "is set to indicate the error.");
                   1097:
                   1098:        return(1);
                   1099: }
                   1100:
                   1101:
                   1102: /* ARGSUSED */
                   1103: static int
                   1104: termp_ex_pre(DECL_ARGS)
                   1105: {
                   1106:        int              i;
                   1107:
1.11      kristaps 1108:        /* FIXME: mandated by parser? */
                   1109:
1.1       kristaps 1110:        if (-1 == (i = arg_getattr(MDOC_Std, node)))
                   1111:                errx(1, "expected -std argument");
                   1112:        if (1 != node->args->argv[i].sz)
                   1113:                errx(1, "expected -std argument");
                   1114:
                   1115:        term_word(p, "The");
                   1116:        p->flags |= ttypes[TTYPE_PROG];
                   1117:        term_word(p, *node->args->argv[i].value);
                   1118:        p->flags &= ~ttypes[TTYPE_PROG];
                   1119:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1120:
                   1121:        return(1);
                   1122: }
                   1123:
                   1124:
                   1125: /* ARGSUSED */
                   1126: static int
                   1127: termp_nd_pre(DECL_ARGS)
                   1128: {
1.25      kristaps 1129:
                   1130:        if (MDOC_BODY != node->type)
                   1131:                return(1);
1.30      kristaps 1132:
1.24      kristaps 1133:        /*
                   1134:         * XXX: signed off by jmc@openbsd.org.  This technically
                   1135:         * produces a minus sign after the Nd, which is wrong, but is
                   1136:         * consistent with the historic OpenBSD tmac file.
                   1137:         */
1.27      kristaps 1138: #if defined(__OpenBSD__) || defined(__linux__)
1.1       kristaps 1139:        term_word(p, "\\-");
1.23      kristaps 1140: #else
                   1141:        term_word(p, "\\(em");
                   1142: #endif
1.1       kristaps 1143:        return(1);
                   1144: }
                   1145:
                   1146:
                   1147: /* ARGSUSED */
                   1148: static void
                   1149: termp_bl_post(DECL_ARGS)
                   1150: {
                   1151:
                   1152:        if (MDOC_BLOCK == node->type)
                   1153:                term_newln(p);
                   1154: }
                   1155:
                   1156:
                   1157: /* ARGSUSED */
                   1158: static void
                   1159: termp_op_post(DECL_ARGS)
                   1160: {
                   1161:
                   1162:        if (MDOC_BODY != node->type)
                   1163:                return;
                   1164:        p->flags |= TERMP_NOSPACE;
                   1165:        term_word(p, "\\(rB");
                   1166: }
                   1167:
                   1168:
                   1169: /* ARGSUSED */
                   1170: static int
                   1171: termp_xr_pre(DECL_ARGS)
                   1172: {
                   1173:        const struct mdoc_node *n;
                   1174:
1.11      kristaps 1175:        assert(node->child && MDOC_TEXT == node->child->type);
                   1176:        n = node->child;
                   1177:
1.1       kristaps 1178:        term_word(p, n->string);
                   1179:        if (NULL == (n = n->next))
                   1180:                return(0);
                   1181:        p->flags |= TERMP_NOSPACE;
                   1182:        term_word(p, "(");
                   1183:        p->flags |= TERMP_NOSPACE;
                   1184:        term_word(p, n->string);
                   1185:        p->flags |= TERMP_NOSPACE;
                   1186:        term_word(p, ")");
                   1187:        return(0);
                   1188: }
                   1189:
                   1190:
                   1191: /* ARGSUSED */
                   1192: static int
                   1193: termp_vt_pre(DECL_ARGS)
                   1194: {
                   1195:
                   1196:        /* FIXME: this can be "type name". */
1.29      kristaps 1197:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1198:        return(1);
                   1199: }
                   1200:
                   1201:
                   1202: /* ARGSUSED */
                   1203: static void
                   1204: termp_vt_post(DECL_ARGS)
                   1205: {
                   1206:
1.32      kristaps 1207:        if (node->sec != SEC_SYNOPSIS)
                   1208:                return;
                   1209:        if (node->next && MDOC_Vt == node->next->tok)
                   1210:                term_newln(p);
                   1211:        else if (node->next)
1.1       kristaps 1212:                term_vspace(p);
                   1213: }
                   1214:
                   1215:
                   1216: /* ARGSUSED */
                   1217: static int
                   1218: termp_fd_pre(DECL_ARGS)
                   1219: {
                   1220:
1.29      kristaps 1221:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1222:        return(1);
                   1223: }
                   1224:
                   1225:
                   1226: /* ARGSUSED */
                   1227: static void
                   1228: termp_fd_post(DECL_ARGS)
                   1229: {
                   1230:
                   1231:        if (node->sec != SEC_SYNOPSIS)
                   1232:                return;
1.29      kristaps 1233:
1.1       kristaps 1234:        term_newln(p);
                   1235:        if (node->next && MDOC_Fd != node->next->tok)
                   1236:                term_vspace(p);
                   1237: }
                   1238:
                   1239:
                   1240: /* ARGSUSED */
                   1241: static int
                   1242: termp_sh_pre(DECL_ARGS)
                   1243: {
                   1244:
                   1245:        switch (node->type) {
                   1246:        case (MDOC_HEAD):
                   1247:                term_vspace(p);
1.28      kristaps 1248:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1249:                break;
                   1250:        case (MDOC_BODY):
                   1251:                p->offset = INDENT;
                   1252:                break;
                   1253:        default:
                   1254:                break;
                   1255:        }
                   1256:        return(1);
                   1257: }
                   1258:
                   1259:
                   1260: /* ARGSUSED */
                   1261: static void
                   1262: termp_sh_post(DECL_ARGS)
                   1263: {
                   1264:
                   1265:        switch (node->type) {
                   1266:        case (MDOC_HEAD):
                   1267:                term_newln(p);
                   1268:                break;
                   1269:        case (MDOC_BODY):
                   1270:                term_newln(p);
                   1271:                p->offset = 0;
                   1272:                break;
                   1273:        default:
                   1274:                break;
                   1275:        }
                   1276: }
                   1277:
                   1278:
                   1279: /* ARGSUSED */
                   1280: static int
                   1281: termp_op_pre(DECL_ARGS)
                   1282: {
                   1283:
                   1284:        switch (node->type) {
                   1285:        case (MDOC_BODY):
                   1286:                term_word(p, "\\(lB");
                   1287:                p->flags |= TERMP_NOSPACE;
                   1288:                break;
                   1289:        default:
                   1290:                break;
                   1291:        }
                   1292:        return(1);
                   1293: }
                   1294:
                   1295:
                   1296: /* ARGSUSED */
                   1297: static int
                   1298: termp_bt_pre(DECL_ARGS)
                   1299: {
                   1300:
                   1301:        term_word(p, "is currently in beta test.");
                   1302:        return(1);
                   1303: }
                   1304:
                   1305:
                   1306: /* ARGSUSED */
                   1307: static int
                   1308: termp_lb_pre(DECL_ARGS)
                   1309: {
                   1310:        const char      *lb;
                   1311:
1.11      kristaps 1312:        assert(node->child && MDOC_TEXT == node->child->type);
1.18      kristaps 1313:        lb = mdoc_a2lib(node->child->string);
                   1314:        if (lb) {
1.1       kristaps 1315:                term_word(p, lb);
                   1316:                return(0);
                   1317:        }
                   1318:        term_word(p, "library");
                   1319:        return(1);
                   1320: }
                   1321:
                   1322:
                   1323: /* ARGSUSED */
                   1324: static void
                   1325: termp_lb_post(DECL_ARGS)
                   1326: {
                   1327:
                   1328:        term_newln(p);
                   1329: }
                   1330:
                   1331:
                   1332: /* ARGSUSED */
                   1333: static int
                   1334: termp_ud_pre(DECL_ARGS)
                   1335: {
                   1336:
                   1337:        term_word(p, "currently under development.");
                   1338:        return(1);
                   1339: }
                   1340:
                   1341:
                   1342: /* ARGSUSED */
                   1343: static int
                   1344: termp_d1_pre(DECL_ARGS)
                   1345: {
                   1346:
1.4       kristaps 1347:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1348:                return(1);
                   1349:        term_newln(p);
1.29      kristaps 1350:        p->offset += (INDENT + 1);
1.1       kristaps 1351:        return(1);
                   1352: }
                   1353:
                   1354:
                   1355: /* ARGSUSED */
                   1356: static void
                   1357: termp_d1_post(DECL_ARGS)
                   1358: {
                   1359:
1.4       kristaps 1360:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1361:                return;
                   1362:        term_newln(p);
                   1363: }
                   1364:
                   1365:
                   1366: /* ARGSUSED */
                   1367: static int
                   1368: termp_aq_pre(DECL_ARGS)
                   1369: {
                   1370:
                   1371:        if (MDOC_BODY != node->type)
                   1372:                return(1);
                   1373:        term_word(p, "\\(la");
                   1374:        p->flags |= TERMP_NOSPACE;
                   1375:        return(1);
                   1376: }
                   1377:
                   1378:
                   1379: /* ARGSUSED */
                   1380: static void
                   1381: termp_aq_post(DECL_ARGS)
                   1382: {
                   1383:
                   1384:        if (MDOC_BODY != node->type)
                   1385:                return;
                   1386:        p->flags |= TERMP_NOSPACE;
                   1387:        term_word(p, "\\(ra");
                   1388: }
                   1389:
                   1390:
                   1391: /* ARGSUSED */
                   1392: static int
                   1393: termp_ft_pre(DECL_ARGS)
                   1394: {
                   1395:
                   1396:        if (SEC_SYNOPSIS == node->sec)
                   1397:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1398:                        term_vspace(p);
1.28      kristaps 1399:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1400:        return(1);
                   1401: }
                   1402:
                   1403:
                   1404: /* ARGSUSED */
                   1405: static void
                   1406: termp_ft_post(DECL_ARGS)
                   1407: {
                   1408:
                   1409:        if (SEC_SYNOPSIS == node->sec)
                   1410:                term_newln(p);
                   1411: }
                   1412:
                   1413:
                   1414: /* ARGSUSED */
                   1415: static int
                   1416: termp_fn_pre(DECL_ARGS)
                   1417: {
                   1418:        const struct mdoc_node *n;
                   1419:
1.11      kristaps 1420:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1421:
                   1422:        /* FIXME: can be "type funcname" "type varname"... */
                   1423:
                   1424:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1425:        term_word(p, node->child->string);
                   1426:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1427:
                   1428:        p->flags |= TERMP_NOSPACE;
                   1429:        term_word(p, "(");
                   1430:
                   1431:        for (n = node->child->next; n; n = n->next) {
                   1432:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1433:                term_word(p, n->string);
                   1434:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1435:                if (n->next)
                   1436:                        term_word(p, ",");
                   1437:        }
                   1438:
                   1439:        term_word(p, ")");
                   1440:
                   1441:        if (SEC_SYNOPSIS == node->sec)
                   1442:                term_word(p, ";");
                   1443:
                   1444:        return(0);
                   1445: }
                   1446:
                   1447:
                   1448: /* ARGSUSED */
                   1449: static void
                   1450: termp_fn_post(DECL_ARGS)
                   1451: {
                   1452:
                   1453:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1454:                term_vspace(p);
                   1455: }
                   1456:
                   1457:
                   1458: /* ARGSUSED */
                   1459: static int
                   1460: termp_sx_pre(DECL_ARGS)
                   1461: {
                   1462:
1.28      kristaps 1463:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1464:        return(1);
                   1465: }
                   1466:
                   1467:
                   1468: /* ARGSUSED */
                   1469: static int
                   1470: termp_fa_pre(DECL_ARGS)
                   1471: {
                   1472:        struct mdoc_node *n;
                   1473:
                   1474:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1475:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1476:                return(1);
                   1477:        }
                   1478:
                   1479:        for (n = node->child; n; n = n->next) {
                   1480:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1481:                term_word(p, n->string);
                   1482:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1483:                if (n->next)
                   1484:                        term_word(p, ",");
                   1485:        }
                   1486:
                   1487:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1488:                term_word(p, ",");
                   1489:
                   1490:        return(0);
                   1491: }
                   1492:
                   1493:
                   1494: /* ARGSUSED */
                   1495: static int
                   1496: termp_va_pre(DECL_ARGS)
                   1497: {
                   1498:
1.28      kristaps 1499:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1500:        return(1);
                   1501: }
                   1502:
                   1503:
                   1504: /* ARGSUSED */
                   1505: static int
                   1506: termp_bd_pre(DECL_ARGS)
                   1507: {
                   1508:        int              i, type, ln;
                   1509:
                   1510:        /*
                   1511:         * This is fairly tricky due primarily to crappy documentation.
                   1512:         * If -ragged or -filled are specified, the block does nothing
                   1513:         * but change the indentation.
                   1514:         *
                   1515:         * If, on the other hand, -unfilled or -literal are specified,
                   1516:         * then the game changes.  Text is printed exactly as entered in
                   1517:         * the display: if a macro line, a newline is appended to the
                   1518:         * line.  Blank lines are allowed.
                   1519:         */
                   1520:
                   1521:        if (MDOC_BLOCK == node->type)
                   1522:                return(fmt_block_vspace(p, node, node));
                   1523:        else if (MDOC_BODY != node->type)
                   1524:                return(1);
                   1525:
1.11      kristaps 1526:        /* FIXME: display type should be mandated by parser. */
                   1527:
1.1       kristaps 1528:        if (NULL == node->parent->args)
                   1529:                errx(1, "missing display type");
                   1530:
                   1531:        for (type = -1, i = 0;
                   1532:                        i < (int)node->parent->args->argc; i++) {
                   1533:                switch (node->parent->args->argv[i].arg) {
                   1534:                case (MDOC_Ragged):
                   1535:                        /* FALLTHROUGH */
                   1536:                case (MDOC_Filled):
                   1537:                        /* FALLTHROUGH */
                   1538:                case (MDOC_Unfilled):
                   1539:                        /* FALLTHROUGH */
                   1540:                case (MDOC_Literal):
                   1541:                        type = node->parent->args->argv[i].arg;
                   1542:                        i = (int)node->parent->args->argc;
                   1543:                        break;
                   1544:                default:
                   1545:                        break;
                   1546:                }
                   1547:        }
                   1548:
                   1549:        if (NULL == node->parent->args)
                   1550:                errx(1, "missing display type");
                   1551:
                   1552:        i = arg_getattr(MDOC_Offset, node->parent);
                   1553:        if (-1 != i) {
                   1554:                if (1 != node->parent->args->argv[i].sz)
                   1555:                        errx(1, "expected single value");
                   1556:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1557:        }
                   1558:
                   1559:        switch (type) {
                   1560:        case (MDOC_Literal):
                   1561:                /* FALLTHROUGH */
                   1562:        case (MDOC_Unfilled):
                   1563:                break;
                   1564:        default:
                   1565:                return(1);
                   1566:        }
                   1567:
                   1568:        /*
                   1569:         * Tricky.  Iterate through all children.  If we're on a
                   1570:         * different parse line, append a newline and then the contents.
                   1571:         * Ew.
                   1572:         */
                   1573:
                   1574:        p->flags |= TERMP_LITERAL;
                   1575:        ln = node->child ? node->child->line : 0;
                   1576:
                   1577:        for (node = node->child; node; node = node->next) {
                   1578:                if (ln < node->line) {
                   1579:                        term_flushln(p);
                   1580:                        p->flags |= TERMP_NOSPACE;
                   1581:                }
                   1582:                ln = node->line;
                   1583:                print_node(p, pair, meta, node);
                   1584:        }
                   1585:
                   1586:        return(0);
                   1587: }
                   1588:
                   1589:
                   1590: /* ARGSUSED */
                   1591: static void
                   1592: termp_bd_post(DECL_ARGS)
                   1593: {
                   1594:
                   1595:        if (MDOC_BODY != node->type)
                   1596:                return;
                   1597:
                   1598:        term_flushln(p);
                   1599:        p->flags &= ~TERMP_LITERAL;
                   1600:        p->flags |= TERMP_NOSPACE;
                   1601: }
                   1602:
                   1603:
                   1604: /* ARGSUSED */
                   1605: static int
                   1606: termp_qq_pre(DECL_ARGS)
                   1607: {
                   1608:
                   1609:        if (MDOC_BODY != node->type)
                   1610:                return(1);
                   1611:        term_word(p, "\"");
                   1612:        p->flags |= TERMP_NOSPACE;
                   1613:        return(1);
                   1614: }
                   1615:
                   1616:
                   1617: /* ARGSUSED */
                   1618: static void
                   1619: termp_qq_post(DECL_ARGS)
                   1620: {
                   1621:
                   1622:        if (MDOC_BODY != node->type)
                   1623:                return;
                   1624:        p->flags |= TERMP_NOSPACE;
                   1625:        term_word(p, "\"");
                   1626: }
                   1627:
                   1628:
                   1629: /* ARGSUSED */
                   1630: static void
                   1631: termp_bx_post(DECL_ARGS)
                   1632: {
                   1633:
                   1634:        if (node->child)
                   1635:                p->flags |= TERMP_NOSPACE;
                   1636:        term_word(p, "BSD");
                   1637: }
                   1638:
                   1639:
                   1640: /* ARGSUSED */
                   1641: static int
1.26      kristaps 1642: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1643: {
1.26      kristaps 1644:        const char      *pp;
1.1       kristaps 1645:
1.26      kristaps 1646:        pp = NULL;
                   1647:        switch (node->tok) {
                   1648:        case (MDOC_Bsx):
                   1649:                pp = "BSDI BSD/OS";
                   1650:                break;
                   1651:        case (MDOC_Dx):
                   1652:                pp = "DragonFlyBSD";
                   1653:                break;
                   1654:        case (MDOC_Fx):
                   1655:                pp = "FreeBSD";
                   1656:                break;
                   1657:        case (MDOC_Nx):
                   1658:                pp = "NetBSD";
                   1659:                break;
                   1660:        case (MDOC_Ox):
                   1661:                pp = "OpenBSD";
                   1662:                break;
                   1663:        case (MDOC_Ux):
                   1664:                pp = "UNIX";
                   1665:                break;
                   1666:        default:
                   1667:                break;
                   1668:        }
1.1       kristaps 1669:
1.26      kristaps 1670:        assert(pp);
                   1671:        term_word(p, pp);
1.1       kristaps 1672:        return(1);
                   1673: }
                   1674:
                   1675:
                   1676: /* ARGSUSED */
                   1677: static int
                   1678: termp_sq_pre(DECL_ARGS)
                   1679: {
                   1680:
                   1681:        if (MDOC_BODY != node->type)
                   1682:                return(1);
                   1683:        term_word(p, "\\(oq");
                   1684:        p->flags |= TERMP_NOSPACE;
                   1685:        return(1);
                   1686: }
                   1687:
                   1688:
                   1689: /* ARGSUSED */
                   1690: static void
                   1691: termp_sq_post(DECL_ARGS)
                   1692: {
                   1693:
                   1694:        if (MDOC_BODY != node->type)
                   1695:                return;
                   1696:        p->flags |= TERMP_NOSPACE;
                   1697:        term_word(p, "\\(aq");
                   1698: }
                   1699:
                   1700:
                   1701: /* ARGSUSED */
                   1702: static int
                   1703: termp_pf_pre(DECL_ARGS)
                   1704: {
                   1705:
                   1706:        p->flags |= TERMP_IGNDELIM;
                   1707:        return(1);
                   1708: }
                   1709:
                   1710:
                   1711: /* ARGSUSED */
                   1712: static void
                   1713: termp_pf_post(DECL_ARGS)
                   1714: {
                   1715:
                   1716:        p->flags &= ~TERMP_IGNDELIM;
                   1717:        p->flags |= TERMP_NOSPACE;
                   1718: }
                   1719:
                   1720:
                   1721: /* ARGSUSED */
                   1722: static int
                   1723: termp_ss_pre(DECL_ARGS)
                   1724: {
                   1725:
                   1726:        switch (node->type) {
                   1727:        case (MDOC_BLOCK):
                   1728:                term_newln(p);
                   1729:                if (node->prev)
                   1730:                        term_vspace(p);
                   1731:                break;
                   1732:        case (MDOC_HEAD):
1.28      kristaps 1733:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1734:                p->offset = HALFINDENT;
1.1       kristaps 1735:                break;
                   1736:        default:
                   1737:                break;
                   1738:        }
                   1739:
                   1740:        return(1);
                   1741: }
                   1742:
                   1743:
                   1744: /* ARGSUSED */
                   1745: static void
                   1746: termp_ss_post(DECL_ARGS)
                   1747: {
                   1748:
1.29      kristaps 1749:        if (MDOC_HEAD == node->type)
1.1       kristaps 1750:                term_newln(p);
                   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) {
1.33    ! kristaps 1944:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1945:                term_word(p, "(");
                   1946:                p->flags |= TERMP_NOSPACE;
                   1947:                return(1);
                   1948:        } else if (MDOC_HEAD != node->type)
                   1949:                return(1);
                   1950:
                   1951:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1952:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1953:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1954:                term_word(p, n->string);
                   1955:        }
                   1956:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1957:
                   1958:        return(0);
                   1959: }
                   1960:
                   1961:
                   1962: /* ARGSUSED */
                   1963: static void
                   1964: termp_fo_post(DECL_ARGS)
                   1965: {
                   1966:
                   1967:        if (MDOC_BODY != node->type)
                   1968:                return;
                   1969:        p->flags |= TERMP_NOSPACE;
                   1970:        term_word(p, ")");
                   1971:        p->flags |= TERMP_NOSPACE;
                   1972:        term_word(p, ";");
                   1973:        term_newln(p);
                   1974: }
                   1975:
                   1976:
                   1977: /* ARGSUSED */
                   1978: static int
                   1979: termp_bf_pre(DECL_ARGS)
                   1980: {
                   1981:        const struct mdoc_node  *n;
                   1982:
1.28      kristaps 1983:        if (MDOC_HEAD == node->type)
1.1       kristaps 1984:                return(0);
1.28      kristaps 1985:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1986:                return(1);
                   1987:
                   1988:        if (NULL == (n = node->head->child)) {
                   1989:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 1990:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1991:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 1992:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1993:
                   1994:                return(1);
                   1995:        }
                   1996:
1.11      kristaps 1997:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1998:        if (0 == strcmp("Em", n->string))
1.28      kristaps 1999:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 2000:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 2001:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2002:
                   2003:        return(1);
                   2004: }
                   2005:
                   2006:
                   2007: /* ARGSUSED */
                   2008: static int
                   2009: termp_sy_pre(DECL_ARGS)
                   2010: {
                   2011:
1.28      kristaps 2012:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2013:        return(1);
                   2014: }
                   2015:
                   2016:
                   2017: /* ARGSUSED */
                   2018: static int
                   2019: termp_ms_pre(DECL_ARGS)
                   2020: {
                   2021:
1.28      kristaps 2022:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 2023:        return(1);
                   2024: }
                   2025:
                   2026:
                   2027:
                   2028: /* ARGSUSED */
                   2029: static int
                   2030: termp_sm_pre(DECL_ARGS)
                   2031: {
                   2032:
1.11      kristaps 2033:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2034:        if (0 == strcmp("on", node->child->string)) {
                   2035:                p->flags &= ~TERMP_NONOSPACE;
                   2036:                p->flags &= ~TERMP_NOSPACE;
                   2037:        } else
                   2038:                p->flags |= TERMP_NONOSPACE;
                   2039:
                   2040:        return(0);
                   2041: }
                   2042:
                   2043:
                   2044: /* ARGSUSED */
                   2045: static int
                   2046: termp_ap_pre(DECL_ARGS)
                   2047: {
                   2048:
                   2049:        p->flags |= TERMP_NOSPACE;
                   2050:        term_word(p, "\\(aq");
                   2051:        p->flags |= TERMP_NOSPACE;
                   2052:        return(1);
                   2053: }
                   2054:
                   2055:
                   2056: /* ARGSUSED */
                   2057: static int
                   2058: termp__j_pre(DECL_ARGS)
                   2059: {
                   2060:
1.28      kristaps 2061:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2062:        return(1);
                   2063: }
                   2064:
                   2065:
                   2066: /* ARGSUSED */
                   2067: static int
                   2068: termp__t_pre(DECL_ARGS)
                   2069: {
                   2070:
                   2071:        term_word(p, "\"");
                   2072:        p->flags |= TERMP_NOSPACE;
                   2073:        return(1);
                   2074: }
                   2075:
                   2076:
                   2077: /* ARGSUSED */
                   2078: static void
                   2079: termp__t_post(DECL_ARGS)
                   2080: {
                   2081:
                   2082:        p->flags |= TERMP_NOSPACE;
                   2083:        term_word(p, "\"");
                   2084:        termp____post(p, pair, meta, node);
                   2085: }
                   2086:
                   2087:
                   2088: /* ARGSUSED */
                   2089: static void
                   2090: termp____post(DECL_ARGS)
                   2091: {
                   2092:
                   2093:        p->flags |= TERMP_NOSPACE;
                   2094:        term_word(p, node->next ? "," : ".");
                   2095: }
                   2096:
                   2097:
                   2098: /* ARGSUSED */
                   2099: static int
                   2100: termp_lk_pre(DECL_ARGS)
                   2101: {
                   2102:        const struct mdoc_node *n;
                   2103:
1.11      kristaps 2104:        assert(node->child);
                   2105:        n = node->child;
1.1       kristaps 2106:
1.12      kristaps 2107:        if (NULL == n->next) {
1.28      kristaps 2108:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2109:                return(1);
                   2110:        }
                   2111:
1.1       kristaps 2112:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2113:        term_word(p, n->string);
                   2114:        p->flags |= TERMP_NOSPACE;
                   2115:        term_word(p, ":");
1.12      kristaps 2116:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2117:
                   2118:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2119:        for (n = n->next; n; n = n->next)
1.1       kristaps 2120:                term_word(p, n->string);
1.12      kristaps 2121:
1.1       kristaps 2122:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2123:        return(0);
                   2124: }
                   2125:
                   2126:
                   2127: /* ARGSUSED */
                   2128: static int
                   2129: termp_mt_pre(DECL_ARGS)
                   2130: {
                   2131:
1.28      kristaps 2132:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2133:        return(1);
                   2134: }
                   2135:
                   2136:

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