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Annotation of mandoc/mdoc_term.c, Revision 1.43

1.43    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.42 2009/07/15 08:20:43 kristaps Exp $ */
1.1       kristaps    2: /*
1.7       kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.6       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20: #include <ctype.h>
                     21: #include <err.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
                     26: #include "term.h"
                     27: #include "mdoc.h"
                     28:
                     29: /* FIXME: macro arguments can be escaped. */
                     30: /* FIXME: support more offset/width tokens. */
                     31:
                     32: #define        TTYPE_PROG        0
                     33: #define        TTYPE_CMD_FLAG    1
                     34: #define        TTYPE_CMD_ARG     2
                     35: #define        TTYPE_SECTION     3
                     36: #define        TTYPE_FUNC_DECL   4
                     37: #define        TTYPE_VAR_DECL    5
                     38: #define        TTYPE_FUNC_TYPE   6
                     39: #define        TTYPE_FUNC_NAME   7
                     40: #define        TTYPE_FUNC_ARG    8
                     41: #define        TTYPE_LINK        9
                     42: #define        TTYPE_SSECTION    10
                     43: #define        TTYPE_FILE        11
                     44: #define        TTYPE_EMPH        12
                     45: #define        TTYPE_CONFIG      13
                     46: #define        TTYPE_CMD         14
                     47: #define        TTYPE_INCLUDE     15
                     48: #define        TTYPE_SYMB        16
                     49: #define        TTYPE_SYMBOL      17
                     50: #define        TTYPE_DIAG        18
                     51: #define        TTYPE_LINK_ANCHOR 19
                     52: #define        TTYPE_LINK_TEXT   20
                     53: #define        TTYPE_REF_JOURNAL 21
                     54: #define        TTYPE_LIST        22
                     55: #define        TTYPE_NMAX        23
                     56:
                     57: const  int ttypes[TTYPE_NMAX] = {
                     58:        TERMP_BOLD,             /* TTYPE_PROG */
                     59:        TERMP_BOLD,             /* TTYPE_CMD_FLAG */
                     60:        TERMP_UNDER,            /* TTYPE_CMD_ARG */
                     61:        TERMP_BOLD,             /* TTYPE_SECTION */
                     62:        TERMP_BOLD,             /* TTYPE_FUNC_DECL */
                     63:        TERMP_UNDER,            /* TTYPE_VAR_DECL */
                     64:        TERMP_UNDER,            /* TTYPE_FUNC_TYPE */
                     65:        TERMP_BOLD,             /* TTYPE_FUNC_NAME */
                     66:        TERMP_UNDER,            /* TTYPE_FUNC_ARG */
                     67:        TERMP_UNDER,            /* TTYPE_LINK */
                     68:        TERMP_BOLD,             /* TTYPE_SSECTION */
                     69:        TERMP_UNDER,            /* TTYPE_FILE */
                     70:        TERMP_UNDER,            /* TTYPE_EMPH */
                     71:        TERMP_BOLD,             /* TTYPE_CONFIG */
                     72:        TERMP_BOLD,             /* TTYPE_CMD */
                     73:        TERMP_BOLD,             /* TTYPE_INCLUDE */
                     74:        TERMP_BOLD,             /* TTYPE_SYMB */
                     75:        TERMP_BOLD,             /* TTYPE_SYMBOL */
                     76:        TERMP_BOLD,             /* TTYPE_DIAG */
                     77:        TERMP_UNDER,            /* TTYPE_LINK_ANCHOR */
                     78:        TERMP_BOLD,             /* TTYPE_LINK_TEXT */
                     79:        TERMP_UNDER,            /* TTYPE_REF_JOURNAL */
                     80:        TERMP_BOLD              /* TTYPE_LIST */
                     81: };
                     82:
                     83: struct termpair {
                     84:        struct termpair  *ppair;
1.31      kristaps   85:        int               flag;
                     86:        int               count;
1.1       kristaps   87: };
                     88:
1.31      kristaps   89: #define        DECL_ARGS struct termp *p, \
                     90:                  struct termpair *pair, \
                     91:                  const struct mdoc_meta *meta, \
                     92:                  const struct mdoc_node *node
1.1       kristaps   93:
                     94: struct termact {
                     95:        int     (*pre)(DECL_ARGS);
                     96:        void    (*post)(DECL_ARGS);
                     97: };
                     98:
1.31      kristaps   99: static void      termp____post(DECL_ARGS);
                    100: static void      termp__t_post(DECL_ARGS);
                    101: static void      termp_aq_post(DECL_ARGS);
                    102: static void      termp_bd_post(DECL_ARGS);
                    103: static void      termp_bl_post(DECL_ARGS);
                    104: static void      termp_bq_post(DECL_ARGS);
                    105: static void      termp_brq_post(DECL_ARGS);
                    106: static void      termp_bx_post(DECL_ARGS);
                    107: static void      termp_d1_post(DECL_ARGS);
                    108: static void      termp_dq_post(DECL_ARGS);
                    109: static void      termp_fd_post(DECL_ARGS);
                    110: static void      termp_fn_post(DECL_ARGS);
                    111: static void      termp_fo_post(DECL_ARGS);
                    112: static void      termp_ft_post(DECL_ARGS);
                    113: static void      termp_in_post(DECL_ARGS);
                    114: static void      termp_it_post(DECL_ARGS);
                    115: static void      termp_lb_post(DECL_ARGS);
                    116: static void      termp_op_post(DECL_ARGS);
                    117: static void      termp_pf_post(DECL_ARGS);
                    118: static void      termp_pq_post(DECL_ARGS);
                    119: static void      termp_qq_post(DECL_ARGS);
                    120: static void      termp_sh_post(DECL_ARGS);
                    121: static void      termp_sq_post(DECL_ARGS);
                    122: static void      termp_ss_post(DECL_ARGS);
                    123: static void      termp_vt_post(DECL_ARGS);
                    124:
                    125: static int       termp__j_pre(DECL_ARGS);
                    126: static int       termp__t_pre(DECL_ARGS);
                    127: static int       termp_ap_pre(DECL_ARGS);
                    128: static int       termp_aq_pre(DECL_ARGS);
                    129: static int       termp_ar_pre(DECL_ARGS);
                    130: static int       termp_bd_pre(DECL_ARGS);
                    131: static int       termp_bf_pre(DECL_ARGS);
                    132: static int       termp_bq_pre(DECL_ARGS);
                    133: static int       termp_brq_pre(DECL_ARGS);
                    134: static int       termp_bt_pre(DECL_ARGS);
                    135: static int       termp_cd_pre(DECL_ARGS);
                    136: static int       termp_cm_pre(DECL_ARGS);
                    137: static int       termp_d1_pre(DECL_ARGS);
                    138: static int       termp_dq_pre(DECL_ARGS);
                    139: static int       termp_em_pre(DECL_ARGS);
                    140: static int       termp_ex_pre(DECL_ARGS);
                    141: static int       termp_fa_pre(DECL_ARGS);
                    142: static int       termp_fd_pre(DECL_ARGS);
                    143: static int       termp_fl_pre(DECL_ARGS);
                    144: static int       termp_fn_pre(DECL_ARGS);
                    145: static int       termp_fo_pre(DECL_ARGS);
                    146: static int       termp_ft_pre(DECL_ARGS);
                    147: static int       termp_ic_pre(DECL_ARGS);
                    148: static int       termp_in_pre(DECL_ARGS);
                    149: static int       termp_it_pre(DECL_ARGS);
                    150: static int       termp_lk_pre(DECL_ARGS);
                    151: static int       termp_ms_pre(DECL_ARGS);
                    152: static int       termp_mt_pre(DECL_ARGS);
                    153: static int       termp_nd_pre(DECL_ARGS);
                    154: static int       termp_nm_pre(DECL_ARGS);
                    155: static int       termp_ns_pre(DECL_ARGS);
                    156: static int       termp_op_pre(DECL_ARGS);
                    157: static int       termp_pa_pre(DECL_ARGS);
                    158: static int       termp_pf_pre(DECL_ARGS);
                    159: static int       termp_pp_pre(DECL_ARGS);
                    160: static int       termp_pq_pre(DECL_ARGS);
                    161: static int       termp_qq_pre(DECL_ARGS);
                    162: static int       termp_rs_pre(DECL_ARGS);
                    163: static int       termp_rv_pre(DECL_ARGS);
                    164: static int       termp_sh_pre(DECL_ARGS);
                    165: static int       termp_sm_pre(DECL_ARGS);
                    166: static int       termp_sq_pre(DECL_ARGS);
                    167: static int       termp_ss_pre(DECL_ARGS);
                    168: static int       termp_sx_pre(DECL_ARGS);
                    169: static int       termp_sy_pre(DECL_ARGS);
                    170: static int       termp_ud_pre(DECL_ARGS);
                    171: static int       termp_va_pre(DECL_ARGS);
                    172: static int       termp_vt_pre(DECL_ARGS);
                    173: static int       termp_xr_pre(DECL_ARGS);
                    174: static int       termp_xx_pre(DECL_ARGS);
                    175:
1.1       kristaps  176: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  177:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  178:        { NULL, NULL }, /* Dd */
                    179:        { NULL, NULL }, /* Dt */
                    180:        { NULL, NULL }, /* Os */
                    181:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    182:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    183:        { termp_pp_pre, NULL }, /* Pp */
                    184:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    185:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    186:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    187:        { NULL, NULL }, /* Ed */
                    188:        { NULL, termp_bl_post }, /* Bl */
                    189:        { NULL, NULL }, /* El */
                    190:        { termp_it_pre, termp_it_post }, /* It */
                    191:        { NULL, NULL }, /* Ad */
                    192:        { NULL, NULL }, /* An */
                    193:        { termp_ar_pre, NULL }, /* Ar */
                    194:        { termp_cd_pre, NULL }, /* Cd */
                    195:        { termp_cm_pre, NULL }, /* Cm */
                    196:        { NULL, NULL }, /* Dv */
                    197:        { NULL, NULL }, /* Er */
                    198:        { NULL, NULL }, /* Ev */
                    199:        { termp_ex_pre, NULL }, /* Ex */
                    200:        { termp_fa_pre, NULL }, /* Fa */
                    201:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    202:        { termp_fl_pre, NULL }, /* Fl */
                    203:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    204:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    205:        { termp_ic_pre, NULL }, /* Ic */
                    206:        { termp_in_pre, termp_in_post }, /* In */
                    207:        { NULL, NULL }, /* Li */
                    208:        { termp_nd_pre, NULL }, /* Nd */
                    209:        { termp_nm_pre, NULL }, /* Nm */
                    210:        { termp_op_pre, termp_op_post }, /* Op */
                    211:        { NULL, NULL }, /* Ot */
                    212:        { termp_pa_pre, NULL }, /* Pa */
                    213:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  214:        { NULL, NULL }, /* St */
1.1       kristaps  215:        { termp_va_pre, NULL }, /* Va */
                    216:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    217:        { termp_xr_pre, NULL }, /* Xr */
                    218:        { NULL, termp____post }, /* %A */
                    219:        { NULL, termp____post }, /* %B */
                    220:        { NULL, termp____post }, /* %D */
                    221:        { NULL, termp____post }, /* %I */
                    222:        { termp__j_pre, termp____post }, /* %J */
                    223:        { NULL, termp____post }, /* %N */
                    224:        { NULL, termp____post }, /* %O */
                    225:        { NULL, termp____post }, /* %P */
                    226:        { NULL, termp____post }, /* %R */
                    227:        { termp__t_pre, termp__t_post }, /* %T */
                    228:        { NULL, termp____post }, /* %V */
                    229:        { NULL, NULL }, /* Ac */
                    230:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    231:        { termp_aq_pre, termp_aq_post }, /* Aq */
1.35      kristaps  232:        { NULL, NULL }, /* At */
1.1       kristaps  233:        { NULL, NULL }, /* Bc */
                    234:        { termp_bf_pre, NULL }, /* Bf */
                    235:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    236:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  237:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  238:        { NULL, termp_bx_post }, /* Bx */
                    239:        { NULL, NULL }, /* Db */
                    240:        { NULL, NULL }, /* Dc */
                    241:        { termp_dq_pre, termp_dq_post }, /* Do */
                    242:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    243:        { NULL, NULL }, /* Ec */
                    244:        { NULL, NULL }, /* Ef */
                    245:        { termp_em_pre, NULL }, /* Em */
                    246:        { NULL, NULL }, /* Eo */
1.26      kristaps  247:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  248:        { termp_ms_pre, NULL }, /* Ms */
                    249:        { NULL, NULL }, /* No */
                    250:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  251:        { termp_xx_pre, NULL }, /* Nx */
                    252:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  253:        { NULL, NULL }, /* Pc */
                    254:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    255:        { termp_pq_pre, termp_pq_post }, /* Po */
                    256:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    257:        { NULL, NULL }, /* Qc */
                    258:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    259:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    260:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    261:        { NULL, NULL }, /* Re */
                    262:        { termp_rs_pre, NULL }, /* Rs */
                    263:        { NULL, NULL }, /* Sc */
                    264:        { termp_sq_pre, termp_sq_post }, /* So */
                    265:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    266:        { termp_sm_pre, NULL }, /* Sm */
                    267:        { termp_sx_pre, NULL }, /* Sx */
                    268:        { termp_sy_pre, NULL }, /* Sy */
                    269:        { NULL, NULL }, /* Tn */
1.26      kristaps  270:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  271:        { NULL, NULL }, /* Xc */
                    272:        { NULL, NULL }, /* Xo */
                    273:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    274:        { NULL, NULL }, /* Fc */
                    275:        { termp_op_pre, termp_op_post }, /* Oo */
                    276:        { NULL, NULL }, /* Oc */
                    277:        { NULL, NULL }, /* Bk */
                    278:        { NULL, NULL }, /* Ek */
                    279:        { termp_bt_pre, NULL }, /* Bt */
                    280:        { NULL, NULL }, /* Hf */
                    281:        { NULL, NULL }, /* Fr */
                    282:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  283:        { NULL, termp_lb_post }, /* Lb */
1.14      kristaps  284:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  285:        { termp_lk_pre, NULL }, /* Lk */
                    286:        { termp_mt_pre, NULL }, /* Mt */
                    287:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    288:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    289:        { NULL, NULL }, /* Brc */
                    290:        { NULL, NULL }, /* %C */
                    291:        { NULL, NULL }, /* Es */
                    292:        { NULL, NULL }, /* En */
1.26      kristaps  293:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  294:        { NULL, NULL }, /* %Q */
                    295: };
                    296:
1.2       kristaps  297: #ifdef __linux__
1.9       kristaps  298: extern size_t    strlcpy(char *, const char *, size_t);
                    299: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  300: #endif
                    301:
1.1       kristaps  302: static int       arg_hasattr(int, const struct mdoc_node *);
                    303: static int       arg_getattrs(const int *, int *, size_t,
                    304:                        const struct mdoc_node *);
                    305: static int       arg_getattr(int, const struct mdoc_node *);
                    306: static size_t    arg_offset(const struct mdoc_argv *);
                    307: static size_t    arg_width(const struct mdoc_argv *, int);
                    308: static int       arg_listtype(const struct mdoc_node *);
                    309: static int       fmt_block_vspace(struct termp *,
                    310:                        const struct mdoc_node *,
                    311:                        const struct mdoc_node *);
1.3       kristaps  312: static void      print_node(DECL_ARGS);
                    313: static void      print_head(struct termp *,
1.1       kristaps  314:                        const struct mdoc_meta *);
1.3       kristaps  315: static void      print_body(DECL_ARGS);
                    316: static void      print_foot(struct termp *,
1.1       kristaps  317:                        const struct mdoc_meta *);
                    318:
                    319:
                    320: int
                    321: mdoc_run(struct termp *p, const struct mdoc *m)
                    322: {
1.9       kristaps  323:        /*
                    324:         * Main output function.  When this is called, assume that the
                    325:         * tree is properly formed.
                    326:         */
1.3       kristaps  327:        print_head(p, mdoc_meta(m));
1.14      kristaps  328:        assert(mdoc_node(m));
                    329:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    330:        if (mdoc_node(m)->child)
                    331:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  332:        print_foot(p, mdoc_meta(m));
                    333:        return(1);
1.1       kristaps  334: }
                    335:
                    336:
1.3       kristaps  337: static void
1.1       kristaps  338: print_body(DECL_ARGS)
                    339: {
                    340:
1.3       kristaps  341:        print_node(p, pair, meta, node);
1.1       kristaps  342:        if ( ! node->next)
1.3       kristaps  343:                return;
                    344:        print_body(p, pair, meta, node->next);
1.1       kristaps  345: }
                    346:
                    347:
1.3       kristaps  348: static void
1.1       kristaps  349: print_node(DECL_ARGS)
                    350: {
                    351:        int              dochild;
                    352:        struct termpair  npair;
1.30      kristaps  353:        size_t           offset, rmargin;
1.1       kristaps  354:
                    355:        dochild = 1;
1.29      kristaps  356:        offset = p->offset;
1.30      kristaps  357:        rmargin = p->rmargin;
1.29      kristaps  358:
1.1       kristaps  359:        npair.ppair = pair;
                    360:        npair.flag = 0;
                    361:        npair.count = 0;
                    362:
                    363:        if (MDOC_TEXT != node->type) {
                    364:                if (termacts[node->tok].pre)
                    365:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    366:                                dochild = 0;
                    367:        } else /* MDOC_TEXT == node->type */
                    368:                term_word(p, node->string);
                    369:
                    370:        /* Children. */
                    371:
1.28      kristaps  372:        p->flags |= npair.flag;
1.1       kristaps  373:
                    374:        if (dochild && node->child)
                    375:                print_body(p, &npair, meta, node->child);
                    376:
                    377:        /* Post-processing. */
                    378:
                    379:        if (MDOC_TEXT != node->type)
                    380:                if (termacts[node->tok].post)
                    381:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  382:
                    383:        p->offset = offset;
1.30      kristaps  384:        p->rmargin = rmargin;
1.29      kristaps  385:        p->flags &= ~npair.flag;
1.1       kristaps  386: }
                    387:
                    388:
1.3       kristaps  389: static void
1.1       kristaps  390: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    391: {
                    392:        struct tm       *tm;
                    393:        char            *buf, *os;
                    394:
1.9       kristaps  395:        /*
                    396:         * Output the footer in new-groff style, that is, three columns
                    397:         * with the middle being the manual date and flanking columns
                    398:         * being the operating system:
                    399:         *
                    400:         * SYSTEM                  DATE                    SYSTEM
                    401:         */
                    402:
1.1       kristaps  403:        if (NULL == (buf = malloc(p->rmargin)))
                    404:                err(1, "malloc");
                    405:        if (NULL == (os = malloc(p->rmargin)))
                    406:                err(1, "malloc");
                    407:
                    408:        tm = localtime(&meta->date);
                    409:
1.42      kristaps  410:        if (0 == strftime(buf, p->rmargin, "%B %e, %Y", tm))
1.1       kristaps  411:                err(1, "strftime");
                    412:
                    413:        (void)strlcpy(os, meta->os, p->rmargin);
                    414:
                    415:        term_vspace(p);
                    416:
1.9       kristaps  417:        p->offset = 0;
                    418:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  419:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    420:
                    421:        term_word(p, os);
                    422:        term_flushln(p);
                    423:
1.9       kristaps  424:        p->offset = p->rmargin;
                    425:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  426:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  427:
                    428:        term_word(p, buf);
                    429:        term_flushln(p);
                    430:
1.1       kristaps  431:        p->offset = p->rmargin;
                    432:        p->rmargin = p->maxrmargin;
                    433:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  434:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  435:
1.9       kristaps  436:        term_word(p, os);
1.1       kristaps  437:        term_flushln(p);
                    438:
1.9       kristaps  439:        p->offset = 0;
                    440:        p->rmargin = p->maxrmargin;
                    441:        p->flags = 0;
                    442:
1.1       kristaps  443:        free(buf);
                    444:        free(os);
                    445: }
                    446:
                    447:
1.3       kristaps  448: static void
1.1       kristaps  449: print_head(struct termp *p, const struct mdoc_meta *meta)
                    450: {
                    451:        char            *buf, *title;
                    452:
                    453:        p->rmargin = p->maxrmargin;
                    454:        p->offset = 0;
                    455:
                    456:        if (NULL == (buf = malloc(p->rmargin)))
                    457:                err(1, "malloc");
                    458:        if (NULL == (title = malloc(p->rmargin)))
                    459:                err(1, "malloc");
                    460:
                    461:        /*
                    462:         * The header is strange.  It has three components, which are
                    463:         * really two with the first duplicated.  It goes like this:
                    464:         *
                    465:         * IDENTIFIER              TITLE                   IDENTIFIER
                    466:         *
                    467:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    468:         * (if given, or "unknown" if not) followed by the manual page
                    469:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    470:         * string depending on the manual volume.  If not specified, it
                    471:         * switches on the manual section.
                    472:         */
                    473:
                    474:        assert(meta->vol);
                    475:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    476:
                    477:        if (meta->arch) {
                    478:                (void)strlcat(buf, " (", p->rmargin);
                    479:                (void)strlcat(buf, meta->arch, p->rmargin);
                    480:                (void)strlcat(buf, ")", p->rmargin);
                    481:        }
                    482:
                    483:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    484:                        meta->title, meta->msec);
                    485:
                    486:        p->offset = 0;
1.8       kristaps  487:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  488:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    489:
                    490:        term_word(p, title);
                    491:        term_flushln(p);
                    492:
                    493:        p->offset = p->rmargin;
                    494:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  495:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  496:
                    497:        term_word(p, buf);
                    498:        term_flushln(p);
                    499:
                    500:        p->offset = p->rmargin;
                    501:        p->rmargin = p->maxrmargin;
                    502:        p->flags &= ~TERMP_NOBREAK;
                    503:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    504:
                    505:        term_word(p, title);
                    506:        term_flushln(p);
                    507:
1.9       kristaps  508:        p->offset = 0;
1.1       kristaps  509:        p->rmargin = p->maxrmargin;
                    510:        p->flags &= ~TERMP_NOSPACE;
                    511:
                    512:        free(title);
                    513:        free(buf);
                    514: }
                    515:
                    516:
                    517: static size_t
                    518: arg_width(const struct mdoc_argv *arg, int pos)
                    519: {
                    520:        int              i, len;
1.40      kristaps  521:        const char      *p;
1.1       kristaps  522:
                    523:        assert(pos < (int)arg->sz && pos >= 0);
                    524:        assert(arg->value[pos]);
                    525:
1.40      kristaps  526:        p = arg->value[pos];
                    527:
                    528:        if (0 == (len = (int)strlen(p)))
1.1       kristaps  529:                return(0);
                    530:
                    531:        for (i = 0; i < len - 1; i++)
1.40      kristaps  532:                if ( ! isdigit((u_char)p[i]))
1.1       kristaps  533:                        break;
                    534:
1.40      kristaps  535:        if (i == len - 1)
                    536:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    537:                        return((size_t)atoi(p) + 2);
1.1       kristaps  538:
1.40      kristaps  539:        return((size_t)len + 2);
1.1       kristaps  540: }
                    541:
                    542:
                    543: static int
                    544: arg_listtype(const struct mdoc_node *n)
                    545: {
                    546:        int              i, len;
                    547:
                    548:        assert(MDOC_BLOCK == n->type);
                    549:
                    550:        len = (int)(n->args ? n->args->argc : 0);
                    551:
                    552:        for (i = 0; i < len; i++)
                    553:                switch (n->args->argv[i].arg) {
                    554:                case (MDOC_Bullet):
                    555:                        /* FALLTHROUGH */
                    556:                case (MDOC_Dash):
                    557:                        /* FALLTHROUGH */
                    558:                case (MDOC_Enum):
                    559:                        /* FALLTHROUGH */
                    560:                case (MDOC_Hyphen):
                    561:                        /* FALLTHROUGH */
                    562:                case (MDOC_Tag):
                    563:                        /* FALLTHROUGH */
                    564:                case (MDOC_Inset):
                    565:                        /* FALLTHROUGH */
                    566:                case (MDOC_Diag):
                    567:                        /* FALLTHROUGH */
                    568:                case (MDOC_Item):
                    569:                        /* FALLTHROUGH */
                    570:                case (MDOC_Column):
                    571:                        /* FALLTHROUGH */
1.38      kristaps  572:                case (MDOC_Hang):
                    573:                        /* FALLTHROUGH */
1.1       kristaps  574:                case (MDOC_Ohang):
                    575:                        return(n->args->argv[i].arg);
                    576:                default:
                    577:                        break;
                    578:                }
                    579:
1.38      kristaps  580:        return(-1);
1.1       kristaps  581: }
                    582:
                    583:
                    584: static size_t
                    585: arg_offset(const struct mdoc_argv *arg)
                    586: {
1.40      kristaps  587:        int              len, i;
                    588:        const char      *p;
1.1       kristaps  589:
                    590:        assert(*arg->value);
1.40      kristaps  591:        p = *arg->value;
                    592:
                    593:        if (0 == strcmp(p, "left"))
1.19      kristaps  594:                return(0);
1.40      kristaps  595:        if (0 == strcmp(p, "indent"))
1.16      kristaps  596:                return(INDENT + 1);
1.40      kristaps  597:        if (0 == strcmp(p, "indent-two"))
1.20      kristaps  598:                return((INDENT + 1) * 2);
1.10      kristaps  599:
1.40      kristaps  600:        if (0 == (len = (int)strlen(p)))
                    601:                return(0);
                    602:
                    603:        for (i = 0; i < len - 1; i++)
                    604:                if ( ! isdigit((u_char)p[i]))
                    605:                        break;
                    606:
                    607:        if (i == len - 1)
                    608:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    609:                        return((size_t)atoi(p));
1.11      kristaps  610:
1.40      kristaps  611:        return((size_t)len);
1.1       kristaps  612: }
                    613:
                    614:
                    615: static int
                    616: arg_hasattr(int arg, const struct mdoc_node *n)
                    617: {
                    618:
                    619:        return(-1 != arg_getattr(arg, n));
                    620: }
                    621:
                    622:
                    623: static int
                    624: arg_getattr(int v, const struct mdoc_node *n)
                    625: {
                    626:        int              val;
                    627:
                    628:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    629: }
                    630:
                    631:
                    632: static int
                    633: arg_getattrs(const int *keys, int *vals,
                    634:                size_t sz, const struct mdoc_node *n)
                    635: {
                    636:        int              i, j, k;
                    637:
                    638:        if (NULL == n->args)
                    639:                return(0);
                    640:
                    641:        for (k = i = 0; i < (int)n->args->argc; i++)
                    642:                for (j = 0; j < (int)sz; j++)
                    643:                        if (n->args->argv[i].arg == keys[j]) {
                    644:                                vals[j] = i;
                    645:                                k++;
                    646:                        }
                    647:        return(k);
                    648: }
                    649:
                    650:
                    651: /* ARGSUSED */
                    652: static int
                    653: fmt_block_vspace(struct termp *p,
                    654:                const struct mdoc_node *bl,
                    655:                const struct mdoc_node *node)
                    656: {
                    657:        const struct mdoc_node *n;
                    658:
                    659:        term_newln(p);
                    660:
                    661:        if (arg_hasattr(MDOC_Compact, bl))
                    662:                return(1);
                    663:
                    664:        for (n = node; n; n = n->parent) {
                    665:                if (MDOC_BLOCK != n->type)
                    666:                        continue;
                    667:                if (MDOC_Ss == n->tok)
                    668:                        break;
                    669:                if (MDOC_Sh == n->tok)
                    670:                        break;
                    671:                if (NULL == n->prev)
                    672:                        continue;
                    673:                term_vspace(p);
                    674:                break;
                    675:        }
                    676:
                    677:        return(1);
                    678: }
                    679:
                    680:
                    681: /* ARGSUSED */
                    682: static int
                    683: termp_dq_pre(DECL_ARGS)
                    684: {
                    685:
                    686:        if (MDOC_BODY != node->type)
                    687:                return(1);
                    688:
                    689:        term_word(p, "\\(lq");
                    690:        p->flags |= TERMP_NOSPACE;
                    691:        return(1);
                    692: }
                    693:
                    694:
                    695: /* ARGSUSED */
                    696: static void
                    697: termp_dq_post(DECL_ARGS)
                    698: {
                    699:
                    700:        if (MDOC_BODY != node->type)
                    701:                return;
                    702:
                    703:        p->flags |= TERMP_NOSPACE;
                    704:        term_word(p, "\\(rq");
                    705: }
                    706:
                    707:
                    708: /* ARGSUSED */
                    709: static int
                    710: termp_it_pre(DECL_ARGS)
                    711: {
                    712:        const struct mdoc_node *bl, *n;
                    713:        char                    buf[7];
1.39      kristaps  714:        int                     i, type, keys[3], vals[3];
1.1       kristaps  715:        size_t                  width, offset;
                    716:
                    717:        if (MDOC_BLOCK == node->type)
                    718:                return(fmt_block_vspace(p, node->parent->parent, node));
                    719:
                    720:        bl = node->parent->parent->parent;
                    721:
                    722:        /* Save parent attributes. */
                    723:
                    724:        pair->flag = p->flags;
                    725:
                    726:        /* Get list width and offset. */
                    727:
                    728:        keys[0] = MDOC_Width;
                    729:        keys[1] = MDOC_Offset;
                    730:        keys[2] = MDOC_Column;
                    731:
                    732:        vals[0] = vals[1] = vals[2] = -1;
                    733:
                    734:        width = offset = 0;
                    735:
                    736:        (void)arg_getattrs(keys, vals, 3, bl);
                    737:
                    738:        type = arg_listtype(bl);
1.38      kristaps  739:        assert(-1 != type);
1.1       kristaps  740:
                    741:        /* Calculate real width and offset. */
                    742:
                    743:        switch (type) {
                    744:        case (MDOC_Column):
                    745:                if (MDOC_BODY == node->type)
                    746:                        break;
                    747:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    748:                        offset += arg_width
                    749:                                (&bl->args->argv[vals[2]], i);
                    750:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    751:                width = arg_width(&bl->args->argv[vals[2]], i);
                    752:                if (vals[1] >= 0)
                    753:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    754:                break;
                    755:        default:
                    756:                if (vals[0] >= 0)
                    757:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    758:                if (vals[1] >= 0)
1.19      kristaps  759:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  760:                break;
                    761:        }
                    762:
                    763:        /*
                    764:         * List-type can override the width in the case of fixed-head
                    765:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.38      kristaps  766:         * offset.  FIXME: double-check that correct.
1.1       kristaps  767:         */
                    768:
                    769:        switch (type) {
                    770:        case (MDOC_Bullet):
                    771:                /* FALLTHROUGH */
                    772:        case (MDOC_Dash):
                    773:                /* FALLTHROUGH */
                    774:        case (MDOC_Hyphen):
                    775:                if (width < 4)
                    776:                        width = 4;
                    777:                break;
1.17      kristaps  778:        case (MDOC_Enum):
                    779:                if (width < 5)
                    780:                        width = 5;
                    781:                break;
1.38      kristaps  782:        case (MDOC_Hang):
1.39      kristaps  783:                if (0 == width)
                    784:                        width = 8;
                    785:                break;
1.1       kristaps  786:        case (MDOC_Tag):
                    787:                if (0 == width)
                    788:                        width = 10;
                    789:                break;
                    790:        default:
                    791:                break;
                    792:        }
                    793:
                    794:        /*
1.17      kristaps  795:         * Whitespace control.  Inset bodies need an initial space,
                    796:         * while diagonal bodies need two.
1.1       kristaps  797:         */
                    798:
                    799:        switch (type) {
                    800:        case (MDOC_Inset):
                    801:                if (MDOC_BODY == node->type)
                    802:                        p->flags &= ~TERMP_NOSPACE;
                    803:                else
                    804:                        p->flags |= TERMP_NOSPACE;
                    805:                break;
                    806:        default:
                    807:                p->flags |= TERMP_NOSPACE;
                    808:                break;
                    809:        }
                    810:
                    811:        /*
                    812:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    813:         */
                    814:
                    815:        switch (type) {
                    816:        case (MDOC_Diag):
                    817:                if (MDOC_HEAD == node->type)
                    818:                        p->flags |= ttypes[TTYPE_DIAG];
                    819:                break;
                    820:        default:
                    821:                break;
                    822:        }
                    823:
                    824:        /*
                    825:         * Pad and break control.  This is the tricker part.  Lists with
                    826:         * set right-margins for the head get TERMP_NOBREAK because, if
                    827:         * they overrun the margin, they wrap to the new margin.
                    828:         * Correspondingly, the body for these types don't left-pad, as
                    829:         * the head will pad out to to the right.
                    830:         */
                    831:
                    832:        switch (type) {
                    833:        case (MDOC_Bullet):
                    834:                /* FALLTHROUGH */
                    835:        case (MDOC_Dash):
                    836:                /* FALLTHROUGH */
                    837:        case (MDOC_Enum):
                    838:                /* FALLTHROUGH */
                    839:        case (MDOC_Hyphen):
1.39      kristaps  840:                if (MDOC_HEAD == node->type)
                    841:                        p->flags |= TERMP_NOBREAK;
                    842:                else
                    843:                        p->flags |= TERMP_NOLPAD;
                    844:                break;
1.38      kristaps  845:        case (MDOC_Hang):
1.39      kristaps  846:                if (MDOC_HEAD == node->type)
                    847:                        p->flags |= TERMP_NOBREAK;
                    848:                else
                    849:                        p->flags |= TERMP_NOLPAD;
                    850:
                    851:                if (MDOC_HEAD == node->type)
                    852:                        p->flags |= TERMP_HANG;
                    853:                break;
1.1       kristaps  854:        case (MDOC_Tag):
                    855:                if (MDOC_HEAD == node->type)
                    856:                        p->flags |= TERMP_NOBREAK;
                    857:                else
                    858:                        p->flags |= TERMP_NOLPAD;
1.38      kristaps  859:
1.39      kristaps  860:                if (MDOC_HEAD != node->type)
                    861:                        break;
                    862:                if (NULL == node->next || NULL == node->next->child)
                    863:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  864:                break;
                    865:        case (MDOC_Column):
                    866:                if (MDOC_HEAD == node->type) {
                    867:                        assert(node->next);
                    868:                        if (MDOC_BODY == node->next->type)
                    869:                                p->flags &= ~TERMP_NOBREAK;
                    870:                        else
                    871:                                p->flags |= TERMP_NOBREAK;
                    872:                        if (node->prev)
                    873:                                p->flags |= TERMP_NOLPAD;
                    874:                }
                    875:                break;
                    876:        case (MDOC_Diag):
                    877:                if (MDOC_HEAD == node->type)
                    878:                        p->flags |= TERMP_NOBREAK;
                    879:                break;
                    880:        default:
                    881:                break;
                    882:        }
                    883:
                    884:        /*
                    885:         * Margin control.  Set-head-width lists have their right
                    886:         * margins shortened.  The body for these lists has the offset
                    887:         * necessarily lengthened.  Everybody gets the offset.
                    888:         */
                    889:
                    890:        p->offset += offset;
                    891:
                    892:        switch (type) {
                    893:        case (MDOC_Bullet):
                    894:                /* FALLTHROUGH */
                    895:        case (MDOC_Dash):
                    896:                /* FALLTHROUGH */
                    897:        case (MDOC_Enum):
                    898:                /* FALLTHROUGH */
                    899:        case (MDOC_Hyphen):
                    900:                /* FALLTHROUGH */
1.38      kristaps  901:        case (MDOC_Hang):
                    902:                /* FALLTHROUGH */
1.1       kristaps  903:        case (MDOC_Tag):
                    904:                if (MDOC_HEAD == node->type)
                    905:                        p->rmargin = p->offset + width;
                    906:                else
                    907:                        p->offset += width;
                    908:                break;
                    909:        case (MDOC_Column):
                    910:                p->rmargin = p->offset + width;
                    911:                break;
                    912:        default:
                    913:                break;
                    914:        }
                    915:
                    916:        /*
                    917:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  918:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  919:         */
                    920:
                    921:        if (MDOC_HEAD == node->type)
                    922:                switch (type) {
                    923:                case (MDOC_Bullet):
1.15      kristaps  924:                        p->flags |= TERMP_BOLD;
1.1       kristaps  925:                        term_word(p, "\\[bu]");
1.39      kristaps  926:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  927:                        break;
                    928:                case (MDOC_Dash):
                    929:                        /* FALLTHROUGH */
                    930:                case (MDOC_Hyphen):
1.15      kristaps  931:                        p->flags |= TERMP_BOLD;
1.27      kristaps  932:                        term_word(p, "\\(hy");
1.39      kristaps  933:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  934:                        break;
                    935:                case (MDOC_Enum):
                    936:                        (pair->ppair->ppair->count)++;
                    937:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    938:                                        pair->ppair->ppair->count);
                    939:                        term_word(p, buf);
                    940:                        break;
                    941:                default:
                    942:                        break;
                    943:                }
                    944:
                    945:        /*
                    946:         * If we're not going to process our children, indicate so here.
                    947:         */
                    948:
                    949:        switch (type) {
                    950:        case (MDOC_Bullet):
                    951:                /* FALLTHROUGH */
                    952:        case (MDOC_Item):
                    953:                /* FALLTHROUGH */
                    954:        case (MDOC_Dash):
                    955:                /* FALLTHROUGH */
                    956:        case (MDOC_Hyphen):
                    957:                /* FALLTHROUGH */
                    958:        case (MDOC_Enum):
                    959:                if (MDOC_HEAD == node->type)
                    960:                        return(0);
                    961:                break;
                    962:        case (MDOC_Column):
                    963:                if (MDOC_BODY == node->type)
                    964:                        return(0);
                    965:                break;
                    966:        default:
                    967:                break;
                    968:        }
                    969:
                    970:        return(1);
                    971: }
                    972:
                    973:
                    974: /* ARGSUSED */
                    975: static void
                    976: termp_it_post(DECL_ARGS)
                    977: {
                    978:        int                type;
                    979:
                    980:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    981:                return;
                    982:
                    983:        type = arg_listtype(node->parent->parent->parent);
1.38      kristaps  984:        assert(-1 != type);
1.1       kristaps  985:
                    986:        switch (type) {
                    987:        case (MDOC_Diag):
1.43    ! kristaps  988:                term_word(p, "\\ ");
1.1       kristaps  989:                /* FALLTHROUGH */
                    990:        case (MDOC_Item):
                    991:                /* FALLTHROUGH */
                    992:        case (MDOC_Inset):
                    993:                if (MDOC_BODY == node->type)
                    994:                        term_flushln(p);
                    995:                break;
                    996:        case (MDOC_Column):
                    997:                if (MDOC_HEAD == node->type)
                    998:                        term_flushln(p);
                    999:                break;
                   1000:        default:
                   1001:                term_flushln(p);
                   1002:                break;
                   1003:        }
                   1004:
                   1005:        p->flags = pair->flag;
                   1006: }
                   1007:
                   1008:
                   1009: /* ARGSUSED */
                   1010: static int
                   1011: termp_nm_pre(DECL_ARGS)
                   1012: {
                   1013:
                   1014:        if (SEC_SYNOPSIS == node->sec)
                   1015:                term_newln(p);
                   1016:
1.28      kristaps 1017:        pair->flag |= ttypes[TTYPE_PROG];
                   1018:        p->flags |= ttypes[TTYPE_PROG];
                   1019:
1.1       kristaps 1020:        if (NULL == node->child)
                   1021:                term_word(p, meta->name);
                   1022:
                   1023:        return(1);
                   1024: }
                   1025:
                   1026:
                   1027: /* ARGSUSED */
                   1028: static int
                   1029: termp_fl_pre(DECL_ARGS)
                   1030: {
                   1031:
1.28      kristaps 1032:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                   1033:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1034:        term_word(p, "\\-");
                   1035:        p->flags |= TERMP_NOSPACE;
                   1036:        return(1);
                   1037: }
                   1038:
                   1039:
                   1040: /* ARGSUSED */
                   1041: static int
                   1042: termp_ar_pre(DECL_ARGS)
                   1043: {
                   1044:
1.28      kristaps 1045:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1046:        return(1);
                   1047: }
                   1048:
                   1049:
                   1050: /* ARGSUSED */
                   1051: static int
                   1052: termp_ns_pre(DECL_ARGS)
                   1053: {
                   1054:
                   1055:        p->flags |= TERMP_NOSPACE;
                   1056:        return(1);
                   1057: }
                   1058:
                   1059:
                   1060: /* ARGSUSED */
                   1061: static int
                   1062: termp_pp_pre(DECL_ARGS)
                   1063: {
                   1064:
                   1065:        term_vspace(p);
                   1066:        return(1);
                   1067: }
                   1068:
                   1069:
                   1070: /* ARGSUSED */
                   1071: static int
                   1072: termp_rs_pre(DECL_ARGS)
                   1073: {
                   1074:
                   1075:        if (MDOC_BLOCK == node->type && node->prev)
                   1076:                term_vspace(p);
                   1077:        return(1);
                   1078: }
                   1079:
                   1080:
                   1081: /* ARGSUSED */
                   1082: static int
                   1083: termp_rv_pre(DECL_ARGS)
                   1084: {
                   1085:        int              i;
                   1086:
1.34      kristaps 1087:        i = arg_getattr(MDOC_Std, node);
                   1088:        assert(-1 != i);
                   1089:        assert(node->args->argv[i].sz);
1.1       kristaps 1090:
                   1091:        term_newln(p);
                   1092:        term_word(p, "The");
                   1093:
                   1094:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1095:        term_word(p, *node->args->argv[i].value);
                   1096:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1097:        p->flags |= TERMP_NOSPACE;
                   1098:
                   1099:                term_word(p, "() function returns the value 0 if successful;");
                   1100:                term_word(p, "otherwise the value -1 is returned and the");
                   1101:                term_word(p, "global variable");
                   1102:
                   1103:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1104:        term_word(p, "errno");
                   1105:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1106:
                   1107:                term_word(p, "is set to indicate the error.");
                   1108:
                   1109:        return(1);
                   1110: }
                   1111:
                   1112:
                   1113: /* ARGSUSED */
                   1114: static int
                   1115: termp_ex_pre(DECL_ARGS)
                   1116: {
                   1117:        int              i;
                   1118:
1.34      kristaps 1119:        i = arg_getattr(MDOC_Std, node);
                   1120:        assert(-1 != i);
                   1121:        assert(node->args->argv[i].sz);
1.1       kristaps 1122:
                   1123:        term_word(p, "The");
                   1124:        p->flags |= ttypes[TTYPE_PROG];
                   1125:        term_word(p, *node->args->argv[i].value);
                   1126:        p->flags &= ~ttypes[TTYPE_PROG];
                   1127:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1128:
                   1129:        return(1);
                   1130: }
                   1131:
                   1132:
                   1133: /* ARGSUSED */
                   1134: static int
                   1135: termp_nd_pre(DECL_ARGS)
                   1136: {
1.25      kristaps 1137:
                   1138:        if (MDOC_BODY != node->type)
                   1139:                return(1);
1.30      kristaps 1140:
1.27      kristaps 1141: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1142:        term_word(p, "\\(en");
1.23      kristaps 1143: #else
                   1144:        term_word(p, "\\(em");
                   1145: #endif
1.1       kristaps 1146:        return(1);
                   1147: }
                   1148:
                   1149:
                   1150: /* ARGSUSED */
                   1151: static void
                   1152: termp_bl_post(DECL_ARGS)
                   1153: {
                   1154:
                   1155:        if (MDOC_BLOCK == node->type)
                   1156:                term_newln(p);
                   1157: }
                   1158:
                   1159:
                   1160: /* ARGSUSED */
                   1161: static void
                   1162: termp_op_post(DECL_ARGS)
                   1163: {
                   1164:
                   1165:        if (MDOC_BODY != node->type)
                   1166:                return;
                   1167:        p->flags |= TERMP_NOSPACE;
                   1168:        term_word(p, "\\(rB");
                   1169: }
                   1170:
                   1171:
                   1172: /* ARGSUSED */
                   1173: static int
                   1174: termp_xr_pre(DECL_ARGS)
                   1175: {
                   1176:        const struct mdoc_node *n;
                   1177:
1.11      kristaps 1178:        assert(node->child && MDOC_TEXT == node->child->type);
                   1179:        n = node->child;
                   1180:
1.1       kristaps 1181:        term_word(p, n->string);
                   1182:        if (NULL == (n = n->next))
                   1183:                return(0);
                   1184:        p->flags |= TERMP_NOSPACE;
                   1185:        term_word(p, "(");
                   1186:        p->flags |= TERMP_NOSPACE;
                   1187:        term_word(p, n->string);
                   1188:        p->flags |= TERMP_NOSPACE;
                   1189:        term_word(p, ")");
                   1190:        return(0);
                   1191: }
                   1192:
                   1193:
                   1194: /* ARGSUSED */
                   1195: static int
                   1196: termp_vt_pre(DECL_ARGS)
                   1197: {
                   1198:
                   1199:        /* FIXME: this can be "type name". */
1.29      kristaps 1200:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1201:        return(1);
                   1202: }
                   1203:
                   1204:
                   1205: /* ARGSUSED */
                   1206: static void
                   1207: termp_vt_post(DECL_ARGS)
                   1208: {
                   1209:
1.32      kristaps 1210:        if (node->sec != SEC_SYNOPSIS)
                   1211:                return;
                   1212:        if (node->next && MDOC_Vt == node->next->tok)
                   1213:                term_newln(p);
                   1214:        else if (node->next)
1.1       kristaps 1215:                term_vspace(p);
                   1216: }
                   1217:
                   1218:
                   1219: /* ARGSUSED */
                   1220: static int
                   1221: termp_fd_pre(DECL_ARGS)
                   1222: {
                   1223:
1.29      kristaps 1224:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1225:        return(1);
                   1226: }
                   1227:
                   1228:
                   1229: /* ARGSUSED */
                   1230: static void
                   1231: termp_fd_post(DECL_ARGS)
                   1232: {
                   1233:
                   1234:        if (node->sec != SEC_SYNOPSIS)
                   1235:                return;
1.29      kristaps 1236:
1.1       kristaps 1237:        term_newln(p);
                   1238:        if (node->next && MDOC_Fd != node->next->tok)
                   1239:                term_vspace(p);
                   1240: }
                   1241:
                   1242:
                   1243: /* ARGSUSED */
                   1244: static int
                   1245: termp_sh_pre(DECL_ARGS)
                   1246: {
                   1247:
                   1248:        switch (node->type) {
                   1249:        case (MDOC_HEAD):
                   1250:                term_vspace(p);
1.28      kristaps 1251:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1252:                break;
                   1253:        case (MDOC_BODY):
                   1254:                p->offset = INDENT;
                   1255:                break;
                   1256:        default:
                   1257:                break;
                   1258:        }
                   1259:        return(1);
                   1260: }
                   1261:
                   1262:
                   1263: /* ARGSUSED */
                   1264: static void
                   1265: termp_sh_post(DECL_ARGS)
                   1266: {
                   1267:
                   1268:        switch (node->type) {
                   1269:        case (MDOC_HEAD):
                   1270:                term_newln(p);
                   1271:                break;
                   1272:        case (MDOC_BODY):
                   1273:                term_newln(p);
                   1274:                p->offset = 0;
                   1275:                break;
                   1276:        default:
                   1277:                break;
                   1278:        }
                   1279: }
                   1280:
                   1281:
                   1282: /* ARGSUSED */
                   1283: static int
                   1284: termp_op_pre(DECL_ARGS)
                   1285: {
                   1286:
                   1287:        switch (node->type) {
                   1288:        case (MDOC_BODY):
                   1289:                term_word(p, "\\(lB");
                   1290:                p->flags |= TERMP_NOSPACE;
                   1291:                break;
                   1292:        default:
                   1293:                break;
                   1294:        }
                   1295:        return(1);
                   1296: }
                   1297:
                   1298:
                   1299: /* ARGSUSED */
                   1300: static int
                   1301: termp_bt_pre(DECL_ARGS)
                   1302: {
                   1303:
                   1304:        term_word(p, "is currently in beta test.");
                   1305:        return(1);
                   1306: }
                   1307:
                   1308:
                   1309: /* ARGSUSED */
                   1310: static void
                   1311: termp_lb_post(DECL_ARGS)
                   1312: {
                   1313:
                   1314:        term_newln(p);
                   1315: }
                   1316:
                   1317:
                   1318: /* ARGSUSED */
                   1319: static int
                   1320: termp_ud_pre(DECL_ARGS)
                   1321: {
                   1322:
                   1323:        term_word(p, "currently under development.");
                   1324:        return(1);
                   1325: }
                   1326:
                   1327:
                   1328: /* ARGSUSED */
                   1329: static int
                   1330: termp_d1_pre(DECL_ARGS)
                   1331: {
                   1332:
1.4       kristaps 1333:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1334:                return(1);
                   1335:        term_newln(p);
1.29      kristaps 1336:        p->offset += (INDENT + 1);
1.1       kristaps 1337:        return(1);
                   1338: }
                   1339:
                   1340:
                   1341: /* ARGSUSED */
                   1342: static void
                   1343: termp_d1_post(DECL_ARGS)
                   1344: {
                   1345:
1.4       kristaps 1346:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1347:                return;
                   1348:        term_newln(p);
                   1349: }
                   1350:
                   1351:
                   1352: /* ARGSUSED */
                   1353: static int
                   1354: termp_aq_pre(DECL_ARGS)
                   1355: {
                   1356:
                   1357:        if (MDOC_BODY != node->type)
                   1358:                return(1);
                   1359:        term_word(p, "\\(la");
                   1360:        p->flags |= TERMP_NOSPACE;
                   1361:        return(1);
                   1362: }
                   1363:
                   1364:
                   1365: /* ARGSUSED */
                   1366: static void
                   1367: termp_aq_post(DECL_ARGS)
                   1368: {
                   1369:
                   1370:        if (MDOC_BODY != node->type)
                   1371:                return;
                   1372:        p->flags |= TERMP_NOSPACE;
                   1373:        term_word(p, "\\(ra");
                   1374: }
                   1375:
                   1376:
                   1377: /* ARGSUSED */
                   1378: static int
                   1379: termp_ft_pre(DECL_ARGS)
                   1380: {
                   1381:
                   1382:        if (SEC_SYNOPSIS == node->sec)
                   1383:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1384:                        term_vspace(p);
1.28      kristaps 1385:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1386:        return(1);
                   1387: }
                   1388:
                   1389:
                   1390: /* ARGSUSED */
                   1391: static void
                   1392: termp_ft_post(DECL_ARGS)
                   1393: {
                   1394:
                   1395:        if (SEC_SYNOPSIS == node->sec)
                   1396:                term_newln(p);
                   1397: }
                   1398:
                   1399:
                   1400: /* ARGSUSED */
                   1401: static int
                   1402: termp_fn_pre(DECL_ARGS)
                   1403: {
                   1404:        const struct mdoc_node *n;
                   1405:
1.11      kristaps 1406:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1407:
                   1408:        /* FIXME: can be "type funcname" "type varname"... */
                   1409:
                   1410:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1411:        term_word(p, node->child->string);
                   1412:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1413:
                   1414:        p->flags |= TERMP_NOSPACE;
                   1415:        term_word(p, "(");
                   1416:
                   1417:        for (n = node->child->next; n; n = n->next) {
                   1418:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1419:                term_word(p, n->string);
                   1420:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1421:                if (n->next)
                   1422:                        term_word(p, ",");
                   1423:        }
                   1424:
                   1425:        term_word(p, ")");
                   1426:
                   1427:        if (SEC_SYNOPSIS == node->sec)
                   1428:                term_word(p, ";");
                   1429:
                   1430:        return(0);
                   1431: }
                   1432:
                   1433:
                   1434: /* ARGSUSED */
                   1435: static void
                   1436: termp_fn_post(DECL_ARGS)
                   1437: {
                   1438:
                   1439:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1440:                term_vspace(p);
                   1441: }
                   1442:
                   1443:
                   1444: /* ARGSUSED */
                   1445: static int
                   1446: termp_sx_pre(DECL_ARGS)
                   1447: {
                   1448:
1.28      kristaps 1449:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1450:        return(1);
                   1451: }
                   1452:
                   1453:
                   1454: /* ARGSUSED */
                   1455: static int
                   1456: termp_fa_pre(DECL_ARGS)
                   1457: {
                   1458:        struct mdoc_node *n;
                   1459:
                   1460:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1461:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1462:                return(1);
                   1463:        }
                   1464:
                   1465:        for (n = node->child; n; n = n->next) {
                   1466:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1467:                term_word(p, n->string);
                   1468:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1469:                if (n->next)
                   1470:                        term_word(p, ",");
                   1471:        }
                   1472:
                   1473:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1474:                term_word(p, ",");
                   1475:
                   1476:        return(0);
                   1477: }
                   1478:
                   1479:
                   1480: /* ARGSUSED */
                   1481: static int
                   1482: termp_va_pre(DECL_ARGS)
                   1483: {
                   1484:
1.28      kristaps 1485:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1486:        return(1);
                   1487: }
                   1488:
                   1489:
                   1490: /* ARGSUSED */
                   1491: static int
                   1492: termp_bd_pre(DECL_ARGS)
                   1493: {
                   1494:        int              i, type, ln;
                   1495:
                   1496:        /*
                   1497:         * This is fairly tricky due primarily to crappy documentation.
                   1498:         * If -ragged or -filled are specified, the block does nothing
                   1499:         * but change the indentation.
                   1500:         *
                   1501:         * If, on the other hand, -unfilled or -literal are specified,
                   1502:         * then the game changes.  Text is printed exactly as entered in
                   1503:         * the display: if a macro line, a newline is appended to the
                   1504:         * line.  Blank lines are allowed.
                   1505:         */
                   1506:
                   1507:        if (MDOC_BLOCK == node->type)
                   1508:                return(fmt_block_vspace(p, node, node));
                   1509:        else if (MDOC_BODY != node->type)
                   1510:                return(1);
                   1511:
1.11      kristaps 1512:        /* FIXME: display type should be mandated by parser. */
                   1513:
1.1       kristaps 1514:        if (NULL == node->parent->args)
                   1515:                errx(1, "missing display type");
                   1516:
                   1517:        for (type = -1, i = 0;
                   1518:                        i < (int)node->parent->args->argc; i++) {
                   1519:                switch (node->parent->args->argv[i].arg) {
                   1520:                case (MDOC_Ragged):
                   1521:                        /* FALLTHROUGH */
                   1522:                case (MDOC_Filled):
                   1523:                        /* FALLTHROUGH */
                   1524:                case (MDOC_Unfilled):
                   1525:                        /* FALLTHROUGH */
                   1526:                case (MDOC_Literal):
                   1527:                        type = node->parent->args->argv[i].arg;
                   1528:                        i = (int)node->parent->args->argc;
                   1529:                        break;
                   1530:                default:
                   1531:                        break;
                   1532:                }
                   1533:        }
                   1534:
                   1535:        if (NULL == node->parent->args)
                   1536:                errx(1, "missing display type");
                   1537:
                   1538:        i = arg_getattr(MDOC_Offset, node->parent);
                   1539:        if (-1 != i) {
                   1540:                if (1 != node->parent->args->argv[i].sz)
                   1541:                        errx(1, "expected single value");
                   1542:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1543:        }
                   1544:
                   1545:        switch (type) {
                   1546:        case (MDOC_Literal):
                   1547:                /* FALLTHROUGH */
                   1548:        case (MDOC_Unfilled):
                   1549:                break;
                   1550:        default:
                   1551:                return(1);
                   1552:        }
                   1553:
                   1554:        /*
                   1555:         * Tricky.  Iterate through all children.  If we're on a
                   1556:         * different parse line, append a newline and then the contents.
                   1557:         * Ew.
                   1558:         */
                   1559:
                   1560:        p->flags |= TERMP_LITERAL;
                   1561:        ln = node->child ? node->child->line : 0;
                   1562:
                   1563:        for (node = node->child; node; node = node->next) {
                   1564:                if (ln < node->line) {
                   1565:                        term_flushln(p);
                   1566:                        p->flags |= TERMP_NOSPACE;
                   1567:                }
                   1568:                ln = node->line;
                   1569:                print_node(p, pair, meta, node);
                   1570:        }
                   1571:
                   1572:        return(0);
                   1573: }
                   1574:
                   1575:
                   1576: /* ARGSUSED */
                   1577: static void
                   1578: termp_bd_post(DECL_ARGS)
                   1579: {
                   1580:
                   1581:        if (MDOC_BODY != node->type)
                   1582:                return;
                   1583:
                   1584:        term_flushln(p);
                   1585:        p->flags &= ~TERMP_LITERAL;
                   1586:        p->flags |= TERMP_NOSPACE;
                   1587: }
                   1588:
                   1589:
                   1590: /* ARGSUSED */
                   1591: static int
                   1592: termp_qq_pre(DECL_ARGS)
                   1593: {
                   1594:
                   1595:        if (MDOC_BODY != node->type)
                   1596:                return(1);
                   1597:        term_word(p, "\"");
                   1598:        p->flags |= TERMP_NOSPACE;
                   1599:        return(1);
                   1600: }
                   1601:
                   1602:
                   1603: /* ARGSUSED */
                   1604: static void
                   1605: termp_qq_post(DECL_ARGS)
                   1606: {
                   1607:
                   1608:        if (MDOC_BODY != node->type)
                   1609:                return;
                   1610:        p->flags |= TERMP_NOSPACE;
                   1611:        term_word(p, "\"");
                   1612: }
                   1613:
                   1614:
                   1615: /* ARGSUSED */
                   1616: static void
                   1617: termp_bx_post(DECL_ARGS)
                   1618: {
                   1619:
                   1620:        if (node->child)
                   1621:                p->flags |= TERMP_NOSPACE;
                   1622:        term_word(p, "BSD");
                   1623: }
                   1624:
                   1625:
                   1626: /* ARGSUSED */
                   1627: static int
1.26      kristaps 1628: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1629: {
1.26      kristaps 1630:        const char      *pp;
1.1       kristaps 1631:
1.26      kristaps 1632:        pp = NULL;
                   1633:        switch (node->tok) {
                   1634:        case (MDOC_Bsx):
                   1635:                pp = "BSDI BSD/OS";
                   1636:                break;
                   1637:        case (MDOC_Dx):
                   1638:                pp = "DragonFlyBSD";
                   1639:                break;
                   1640:        case (MDOC_Fx):
                   1641:                pp = "FreeBSD";
                   1642:                break;
                   1643:        case (MDOC_Nx):
                   1644:                pp = "NetBSD";
                   1645:                break;
                   1646:        case (MDOC_Ox):
                   1647:                pp = "OpenBSD";
                   1648:                break;
                   1649:        case (MDOC_Ux):
                   1650:                pp = "UNIX";
                   1651:                break;
                   1652:        default:
                   1653:                break;
                   1654:        }
1.1       kristaps 1655:
1.26      kristaps 1656:        assert(pp);
                   1657:        term_word(p, pp);
1.1       kristaps 1658:        return(1);
                   1659: }
                   1660:
                   1661:
                   1662: /* ARGSUSED */
                   1663: static int
                   1664: termp_sq_pre(DECL_ARGS)
                   1665: {
                   1666:
                   1667:        if (MDOC_BODY != node->type)
                   1668:                return(1);
                   1669:        term_word(p, "\\(oq");
                   1670:        p->flags |= TERMP_NOSPACE;
                   1671:        return(1);
                   1672: }
                   1673:
                   1674:
                   1675: /* ARGSUSED */
                   1676: static void
                   1677: termp_sq_post(DECL_ARGS)
                   1678: {
                   1679:
                   1680:        if (MDOC_BODY != node->type)
                   1681:                return;
                   1682:        p->flags |= TERMP_NOSPACE;
                   1683:        term_word(p, "\\(aq");
                   1684: }
                   1685:
                   1686:
                   1687: /* ARGSUSED */
                   1688: static int
                   1689: termp_pf_pre(DECL_ARGS)
                   1690: {
                   1691:
                   1692:        p->flags |= TERMP_IGNDELIM;
                   1693:        return(1);
                   1694: }
                   1695:
                   1696:
                   1697: /* ARGSUSED */
                   1698: static void
                   1699: termp_pf_post(DECL_ARGS)
                   1700: {
                   1701:
                   1702:        p->flags &= ~TERMP_IGNDELIM;
                   1703:        p->flags |= TERMP_NOSPACE;
                   1704: }
                   1705:
                   1706:
                   1707: /* ARGSUSED */
                   1708: static int
                   1709: termp_ss_pre(DECL_ARGS)
                   1710: {
                   1711:
                   1712:        switch (node->type) {
                   1713:        case (MDOC_BLOCK):
                   1714:                term_newln(p);
                   1715:                if (node->prev)
                   1716:                        term_vspace(p);
                   1717:                break;
                   1718:        case (MDOC_HEAD):
1.28      kristaps 1719:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1720:                p->offset = HALFINDENT;
1.1       kristaps 1721:                break;
                   1722:        default:
                   1723:                break;
                   1724:        }
                   1725:
                   1726:        return(1);
                   1727: }
                   1728:
                   1729:
                   1730: /* ARGSUSED */
                   1731: static void
                   1732: termp_ss_post(DECL_ARGS)
                   1733: {
                   1734:
1.29      kristaps 1735:        if (MDOC_HEAD == node->type)
1.1       kristaps 1736:                term_newln(p);
                   1737: }
                   1738:
                   1739:
                   1740: /* ARGSUSED */
                   1741: static int
                   1742: termp_pa_pre(DECL_ARGS)
                   1743: {
                   1744:
1.28      kristaps 1745:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1746:        return(1);
                   1747: }
                   1748:
                   1749:
                   1750: /* ARGSUSED */
                   1751: static int
                   1752: termp_em_pre(DECL_ARGS)
                   1753: {
                   1754:
1.28      kristaps 1755:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1756:        return(1);
                   1757: }
                   1758:
                   1759:
                   1760: /* ARGSUSED */
                   1761: static int
                   1762: termp_cd_pre(DECL_ARGS)
                   1763: {
                   1764:
1.28      kristaps 1765:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1766:        term_newln(p);
                   1767:        return(1);
                   1768: }
                   1769:
                   1770:
                   1771: /* ARGSUSED */
                   1772: static int
                   1773: termp_cm_pre(DECL_ARGS)
                   1774: {
                   1775:
1.28      kristaps 1776:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1777:        return(1);
                   1778: }
                   1779:
                   1780:
                   1781: /* ARGSUSED */
                   1782: static int
                   1783: termp_ic_pre(DECL_ARGS)
                   1784: {
                   1785:
1.28      kristaps 1786:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1787:        return(1);
                   1788: }
                   1789:
                   1790:
                   1791: /* ARGSUSED */
                   1792: static int
                   1793: termp_in_pre(DECL_ARGS)
                   1794: {
                   1795:
1.28      kristaps 1796:        pair->flag |= ttypes[TTYPE_INCLUDE];
                   1797:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1798:
                   1799:        if (SEC_SYNOPSIS == node->sec)
                   1800:                term_word(p, "#include");
                   1801:
1.1       kristaps 1802:        term_word(p, "<");
                   1803:        p->flags |= TERMP_NOSPACE;
                   1804:        return(1);
                   1805: }
                   1806:
                   1807:
                   1808: /* ARGSUSED */
                   1809: static void
                   1810: termp_in_post(DECL_ARGS)
                   1811: {
                   1812:
                   1813:        p->flags |= TERMP_NOSPACE;
                   1814:        term_word(p, ">");
                   1815:
                   1816:        if (SEC_SYNOPSIS != node->sec)
                   1817:                return;
1.22      kristaps 1818:
                   1819:        term_newln(p);
                   1820:        /*
                   1821:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1822:         * the SYNOPSIS section, then it produces a single break after
                   1823:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1824:         * construction is rarely used, I think it's fine.
                   1825:         */
1.1       kristaps 1826:        if (node->next && MDOC_In != node->next->tok)
                   1827:                term_vspace(p);
                   1828: }
                   1829:
                   1830:
                   1831: /* ARGSUSED */
                   1832: static int
                   1833: termp_brq_pre(DECL_ARGS)
                   1834: {
                   1835:
                   1836:        if (MDOC_BODY != node->type)
                   1837:                return(1);
                   1838:        term_word(p, "\\(lC");
                   1839:        p->flags |= TERMP_NOSPACE;
                   1840:        return(1);
                   1841: }
                   1842:
                   1843:
                   1844: /* ARGSUSED */
                   1845: static void
                   1846: termp_brq_post(DECL_ARGS)
                   1847: {
                   1848:
                   1849:        if (MDOC_BODY != node->type)
                   1850:                return;
                   1851:        p->flags |= TERMP_NOSPACE;
                   1852:        term_word(p, "\\(rC");
                   1853: }
                   1854:
                   1855:
                   1856: /* ARGSUSED */
                   1857: static int
                   1858: termp_bq_pre(DECL_ARGS)
                   1859: {
                   1860:
                   1861:        if (MDOC_BODY != node->type)
                   1862:                return(1);
                   1863:        term_word(p, "\\(lB");
                   1864:        p->flags |= TERMP_NOSPACE;
                   1865:        return(1);
                   1866: }
                   1867:
                   1868:
                   1869: /* ARGSUSED */
                   1870: static void
                   1871: termp_bq_post(DECL_ARGS)
                   1872: {
                   1873:
                   1874:        if (MDOC_BODY != node->type)
                   1875:                return;
                   1876:        p->flags |= TERMP_NOSPACE;
                   1877:        term_word(p, "\\(rB");
                   1878: }
                   1879:
                   1880:
                   1881: /* ARGSUSED */
                   1882: static int
                   1883: termp_pq_pre(DECL_ARGS)
                   1884: {
                   1885:
                   1886:        if (MDOC_BODY != node->type)
                   1887:                return(1);
                   1888:        term_word(p, "\\&(");
                   1889:        p->flags |= TERMP_NOSPACE;
                   1890:        return(1);
                   1891: }
                   1892:
                   1893:
                   1894: /* ARGSUSED */
                   1895: static void
                   1896: termp_pq_post(DECL_ARGS)
                   1897: {
                   1898:
                   1899:        if (MDOC_BODY != node->type)
                   1900:                return;
                   1901:        term_word(p, ")");
                   1902: }
                   1903:
                   1904:
                   1905: /* ARGSUSED */
                   1906: static int
                   1907: termp_fo_pre(DECL_ARGS)
                   1908: {
                   1909:        const struct mdoc_node *n;
                   1910:
                   1911:        if (MDOC_BODY == node->type) {
1.33      kristaps 1912:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1913:                term_word(p, "(");
                   1914:                p->flags |= TERMP_NOSPACE;
                   1915:                return(1);
                   1916:        } else if (MDOC_HEAD != node->type)
                   1917:                return(1);
                   1918:
                   1919:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1920:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1921:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1922:                term_word(p, n->string);
                   1923:        }
                   1924:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1925:
                   1926:        return(0);
                   1927: }
                   1928:
                   1929:
                   1930: /* ARGSUSED */
                   1931: static void
                   1932: termp_fo_post(DECL_ARGS)
                   1933: {
                   1934:
                   1935:        if (MDOC_BODY != node->type)
                   1936:                return;
                   1937:        p->flags |= TERMP_NOSPACE;
                   1938:        term_word(p, ")");
                   1939:        p->flags |= TERMP_NOSPACE;
                   1940:        term_word(p, ";");
                   1941:        term_newln(p);
                   1942: }
                   1943:
                   1944:
                   1945: /* ARGSUSED */
                   1946: static int
                   1947: termp_bf_pre(DECL_ARGS)
                   1948: {
                   1949:        const struct mdoc_node  *n;
                   1950:
1.28      kristaps 1951:        if (MDOC_HEAD == node->type)
1.1       kristaps 1952:                return(0);
1.28      kristaps 1953:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1954:                return(1);
                   1955:
                   1956:        if (NULL == (n = node->head->child)) {
                   1957:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 1958:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1959:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 1960:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1961:
                   1962:                return(1);
                   1963:        }
                   1964:
1.11      kristaps 1965:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1966:        if (0 == strcmp("Em", n->string))
1.28      kristaps 1967:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1968:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 1969:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1970:
                   1971:        return(1);
                   1972: }
                   1973:
                   1974:
                   1975: /* ARGSUSED */
                   1976: static int
                   1977: termp_sy_pre(DECL_ARGS)
                   1978: {
                   1979:
1.28      kristaps 1980:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1981:        return(1);
                   1982: }
                   1983:
                   1984:
                   1985: /* ARGSUSED */
                   1986: static int
                   1987: termp_ms_pre(DECL_ARGS)
                   1988: {
                   1989:
1.28      kristaps 1990:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 1991:        return(1);
                   1992: }
                   1993:
                   1994:
                   1995:
                   1996: /* ARGSUSED */
                   1997: static int
                   1998: termp_sm_pre(DECL_ARGS)
                   1999: {
                   2000:
1.11      kristaps 2001:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2002:        if (0 == strcmp("on", node->child->string)) {
                   2003:                p->flags &= ~TERMP_NONOSPACE;
                   2004:                p->flags &= ~TERMP_NOSPACE;
                   2005:        } else
                   2006:                p->flags |= TERMP_NONOSPACE;
                   2007:
                   2008:        return(0);
                   2009: }
                   2010:
                   2011:
                   2012: /* ARGSUSED */
                   2013: static int
                   2014: termp_ap_pre(DECL_ARGS)
                   2015: {
                   2016:
                   2017:        p->flags |= TERMP_NOSPACE;
                   2018:        term_word(p, "\\(aq");
                   2019:        p->flags |= TERMP_NOSPACE;
                   2020:        return(1);
                   2021: }
                   2022:
                   2023:
                   2024: /* ARGSUSED */
                   2025: static int
                   2026: termp__j_pre(DECL_ARGS)
                   2027: {
                   2028:
1.28      kristaps 2029:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2030:        return(1);
                   2031: }
                   2032:
                   2033:
                   2034: /* ARGSUSED */
                   2035: static int
                   2036: termp__t_pre(DECL_ARGS)
                   2037: {
                   2038:
                   2039:        term_word(p, "\"");
                   2040:        p->flags |= TERMP_NOSPACE;
                   2041:        return(1);
                   2042: }
                   2043:
                   2044:
                   2045: /* ARGSUSED */
                   2046: static void
                   2047: termp__t_post(DECL_ARGS)
                   2048: {
                   2049:
                   2050:        p->flags |= TERMP_NOSPACE;
                   2051:        term_word(p, "\"");
                   2052:        termp____post(p, pair, meta, node);
                   2053: }
                   2054:
                   2055:
                   2056: /* ARGSUSED */
                   2057: static void
                   2058: termp____post(DECL_ARGS)
                   2059: {
                   2060:
                   2061:        p->flags |= TERMP_NOSPACE;
                   2062:        term_word(p, node->next ? "," : ".");
                   2063: }
                   2064:
                   2065:
                   2066: /* ARGSUSED */
                   2067: static int
                   2068: termp_lk_pre(DECL_ARGS)
                   2069: {
                   2070:        const struct mdoc_node *n;
                   2071:
1.11      kristaps 2072:        assert(node->child);
                   2073:        n = node->child;
1.1       kristaps 2074:
1.12      kristaps 2075:        if (NULL == n->next) {
1.28      kristaps 2076:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2077:                return(1);
                   2078:        }
                   2079:
1.1       kristaps 2080:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2081:        term_word(p, n->string);
                   2082:        p->flags |= TERMP_NOSPACE;
                   2083:        term_word(p, ":");
1.12      kristaps 2084:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2085:
                   2086:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2087:        for (n = n->next; n; n = n->next)
1.1       kristaps 2088:                term_word(p, n->string);
1.12      kristaps 2089:
1.1       kristaps 2090:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2091:        return(0);
                   2092: }
                   2093:
                   2094:
                   2095: /* ARGSUSED */
                   2096: static int
                   2097: termp_mt_pre(DECL_ARGS)
                   2098: {
                   2099:
1.28      kristaps 2100:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2101:        return(1);
                   2102: }
                   2103:
                   2104:

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