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Annotation of mandoc/mdoc_term.c, Revision 1.51

1.51    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.50 2009/07/21 12:47:52 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:
                     31: #define        TTYPE_PROG        0
                     32: #define        TTYPE_CMD_FLAG    1
                     33: #define        TTYPE_CMD_ARG     2
                     34: #define        TTYPE_SECTION     3
                     35: #define        TTYPE_FUNC_DECL   4
                     36: #define        TTYPE_VAR_DECL    5
                     37: #define        TTYPE_FUNC_TYPE   6
                     38: #define        TTYPE_FUNC_NAME   7
                     39: #define        TTYPE_FUNC_ARG    8
                     40: #define        TTYPE_LINK        9
                     41: #define        TTYPE_SSECTION    10
                     42: #define        TTYPE_FILE        11
                     43: #define        TTYPE_EMPH        12
                     44: #define        TTYPE_CONFIG      13
                     45: #define        TTYPE_CMD         14
                     46: #define        TTYPE_INCLUDE     15
                     47: #define        TTYPE_SYMB        16
                     48: #define        TTYPE_SYMBOL      17
                     49: #define        TTYPE_DIAG        18
                     50: #define        TTYPE_LINK_ANCHOR 19
                     51: #define        TTYPE_LINK_TEXT   20
                     52: #define        TTYPE_REF_JOURNAL 21
                     53: #define        TTYPE_LIST        22
                     54: #define        TTYPE_NMAX        23
                     55:
                     56: const  int ttypes[TTYPE_NMAX] = {
                     57:        TERMP_BOLD,             /* TTYPE_PROG */
                     58:        TERMP_BOLD,             /* TTYPE_CMD_FLAG */
                     59:        TERMP_UNDER,            /* TTYPE_CMD_ARG */
                     60:        TERMP_BOLD,             /* TTYPE_SECTION */
                     61:        TERMP_BOLD,             /* TTYPE_FUNC_DECL */
                     62:        TERMP_UNDER,            /* TTYPE_VAR_DECL */
                     63:        TERMP_UNDER,            /* TTYPE_FUNC_TYPE */
                     64:        TERMP_BOLD,             /* TTYPE_FUNC_NAME */
                     65:        TERMP_UNDER,            /* TTYPE_FUNC_ARG */
                     66:        TERMP_UNDER,            /* TTYPE_LINK */
                     67:        TERMP_BOLD,             /* TTYPE_SSECTION */
                     68:        TERMP_UNDER,            /* TTYPE_FILE */
                     69:        TERMP_UNDER,            /* TTYPE_EMPH */
                     70:        TERMP_BOLD,             /* TTYPE_CONFIG */
                     71:        TERMP_BOLD,             /* TTYPE_CMD */
                     72:        TERMP_BOLD,             /* TTYPE_INCLUDE */
                     73:        TERMP_BOLD,             /* TTYPE_SYMB */
                     74:        TERMP_BOLD,             /* TTYPE_SYMBOL */
                     75:        TERMP_BOLD,             /* TTYPE_DIAG */
                     76:        TERMP_UNDER,            /* TTYPE_LINK_ANCHOR */
                     77:        TERMP_BOLD,             /* TTYPE_LINK_TEXT */
                     78:        TERMP_UNDER,            /* TTYPE_REF_JOURNAL */
                     79:        TERMP_BOLD              /* TTYPE_LIST */
                     80: };
                     81:
                     82: struct termpair {
                     83:        struct termpair  *ppair;
1.31      kristaps   84:        int               flag;
                     85:        int               count;
1.1       kristaps   86: };
                     87:
1.31      kristaps   88: #define        DECL_ARGS struct termp *p, \
                     89:                  struct termpair *pair, \
                     90:                  const struct mdoc_meta *meta, \
                     91:                  const struct mdoc_node *node
1.1       kristaps   92:
                     93: struct termact {
                     94:        int     (*pre)(DECL_ARGS);
                     95:        void    (*post)(DECL_ARGS);
                     96: };
                     97:
1.31      kristaps   98: static void      termp____post(DECL_ARGS);
                     99: static void      termp__t_post(DECL_ARGS);
                    100: static void      termp_aq_post(DECL_ARGS);
                    101: static void      termp_bd_post(DECL_ARGS);
                    102: static void      termp_bl_post(DECL_ARGS);
                    103: static void      termp_bq_post(DECL_ARGS);
                    104: static void      termp_brq_post(DECL_ARGS);
                    105: static void      termp_bx_post(DECL_ARGS);
                    106: static void      termp_d1_post(DECL_ARGS);
                    107: static void      termp_dq_post(DECL_ARGS);
                    108: static void      termp_fd_post(DECL_ARGS);
                    109: static void      termp_fn_post(DECL_ARGS);
                    110: static void      termp_fo_post(DECL_ARGS);
                    111: static void      termp_ft_post(DECL_ARGS);
                    112: static void      termp_in_post(DECL_ARGS);
                    113: static void      termp_it_post(DECL_ARGS);
                    114: static void      termp_lb_post(DECL_ARGS);
                    115: static void      termp_op_post(DECL_ARGS);
                    116: static void      termp_pf_post(DECL_ARGS);
                    117: static void      termp_pq_post(DECL_ARGS);
                    118: static void      termp_qq_post(DECL_ARGS);
                    119: static void      termp_sh_post(DECL_ARGS);
                    120: static void      termp_sq_post(DECL_ARGS);
                    121: static void      termp_ss_post(DECL_ARGS);
                    122: static void      termp_vt_post(DECL_ARGS);
                    123:
                    124: static int       termp__j_pre(DECL_ARGS);
                    125: static int       termp__t_pre(DECL_ARGS);
                    126: static int       termp_ap_pre(DECL_ARGS);
                    127: static int       termp_aq_pre(DECL_ARGS);
                    128: static int       termp_ar_pre(DECL_ARGS);
                    129: static int       termp_bd_pre(DECL_ARGS);
                    130: static int       termp_bf_pre(DECL_ARGS);
                    131: static int       termp_bq_pre(DECL_ARGS);
1.44      kristaps  132: static int       termp_br_pre(DECL_ARGS);
1.31      kristaps  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);
1.45      kristaps  166: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  167: static int       termp_sq_pre(DECL_ARGS);
                    168: static int       termp_ss_pre(DECL_ARGS);
                    169: static int       termp_sx_pre(DECL_ARGS);
                    170: static int       termp_sy_pre(DECL_ARGS);
                    171: static int       termp_ud_pre(DECL_ARGS);
                    172: static int       termp_va_pre(DECL_ARGS);
                    173: static int       termp_vt_pre(DECL_ARGS);
                    174: static int       termp_xr_pre(DECL_ARGS);
                    175: static int       termp_xx_pre(DECL_ARGS);
                    176:
1.1       kristaps  177: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  178:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  179:        { NULL, NULL }, /* Dd */
                    180:        { NULL, NULL }, /* Dt */
                    181:        { NULL, NULL }, /* Os */
                    182:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    183:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    184:        { termp_pp_pre, NULL }, /* Pp */
                    185:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    186:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    187:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    188:        { NULL, NULL }, /* Ed */
                    189:        { NULL, termp_bl_post }, /* Bl */
                    190:        { NULL, NULL }, /* El */
                    191:        { termp_it_pre, termp_it_post }, /* It */
                    192:        { NULL, NULL }, /* Ad */
                    193:        { NULL, NULL }, /* An */
                    194:        { termp_ar_pre, NULL }, /* Ar */
                    195:        { termp_cd_pre, NULL }, /* Cd */
                    196:        { termp_cm_pre, NULL }, /* Cm */
                    197:        { NULL, NULL }, /* Dv */
                    198:        { NULL, NULL }, /* Er */
                    199:        { NULL, NULL }, /* Ev */
                    200:        { termp_ex_pre, NULL }, /* Ex */
                    201:        { termp_fa_pre, NULL }, /* Fa */
                    202:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    203:        { termp_fl_pre, NULL }, /* Fl */
                    204:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    205:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    206:        { termp_ic_pre, NULL }, /* Ic */
                    207:        { termp_in_pre, termp_in_post }, /* In */
                    208:        { NULL, NULL }, /* Li */
                    209:        { termp_nd_pre, NULL }, /* Nd */
                    210:        { termp_nm_pre, NULL }, /* Nm */
                    211:        { termp_op_pre, termp_op_post }, /* Op */
                    212:        { NULL, NULL }, /* Ot */
                    213:        { termp_pa_pre, NULL }, /* Pa */
                    214:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  215:        { NULL, NULL }, /* St */
1.1       kristaps  216:        { termp_va_pre, NULL }, /* Va */
                    217:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    218:        { termp_xr_pre, NULL }, /* Xr */
                    219:        { NULL, termp____post }, /* %A */
                    220:        { NULL, termp____post }, /* %B */
                    221:        { NULL, termp____post }, /* %D */
                    222:        { NULL, termp____post }, /* %I */
                    223:        { termp__j_pre, termp____post }, /* %J */
                    224:        { NULL, termp____post }, /* %N */
                    225:        { NULL, termp____post }, /* %O */
                    226:        { NULL, termp____post }, /* %P */
                    227:        { NULL, termp____post }, /* %R */
                    228:        { termp__t_pre, termp__t_post }, /* %T */
                    229:        { NULL, termp____post }, /* %V */
                    230:        { NULL, NULL }, /* Ac */
                    231:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    232:        { termp_aq_pre, termp_aq_post }, /* Aq */
1.35      kristaps  233:        { NULL, NULL }, /* At */
1.1       kristaps  234:        { NULL, NULL }, /* Bc */
                    235:        { termp_bf_pre, NULL }, /* Bf */
                    236:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    237:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  238:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  239:        { NULL, termp_bx_post }, /* Bx */
                    240:        { NULL, NULL }, /* Db */
                    241:        { NULL, NULL }, /* Dc */
                    242:        { termp_dq_pre, termp_dq_post }, /* Do */
                    243:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    244:        { NULL, NULL }, /* Ec */
                    245:        { NULL, NULL }, /* Ef */
                    246:        { termp_em_pre, NULL }, /* Em */
                    247:        { NULL, NULL }, /* Eo */
1.26      kristaps  248:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  249:        { termp_ms_pre, NULL }, /* Ms */
                    250:        { NULL, NULL }, /* No */
                    251:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  252:        { termp_xx_pre, NULL }, /* Nx */
                    253:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  254:        { NULL, NULL }, /* Pc */
                    255:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    256:        { termp_pq_pre, termp_pq_post }, /* Po */
                    257:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    258:        { NULL, NULL }, /* Qc */
                    259:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    260:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    261:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    262:        { NULL, NULL }, /* Re */
                    263:        { termp_rs_pre, NULL }, /* Rs */
                    264:        { NULL, NULL }, /* Sc */
                    265:        { termp_sq_pre, termp_sq_post }, /* So */
                    266:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    267:        { termp_sm_pre, NULL }, /* Sm */
                    268:        { termp_sx_pre, NULL }, /* Sx */
                    269:        { termp_sy_pre, NULL }, /* Sy */
                    270:        { NULL, NULL }, /* Tn */
1.26      kristaps  271:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  272:        { NULL, NULL }, /* Xc */
                    273:        { NULL, NULL }, /* Xo */
                    274:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    275:        { NULL, NULL }, /* Fc */
                    276:        { termp_op_pre, termp_op_post }, /* Oo */
                    277:        { NULL, NULL }, /* Oc */
                    278:        { NULL, NULL }, /* Bk */
                    279:        { NULL, NULL }, /* Ek */
                    280:        { termp_bt_pre, NULL }, /* Bt */
                    281:        { NULL, NULL }, /* Hf */
                    282:        { NULL, NULL }, /* Fr */
                    283:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  284:        { NULL, termp_lb_post }, /* Lb */
1.14      kristaps  285:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  286:        { termp_lk_pre, NULL }, /* Lk */
                    287:        { termp_mt_pre, NULL }, /* Mt */
                    288:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    289:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    290:        { NULL, NULL }, /* Brc */
                    291:        { NULL, NULL }, /* %C */
                    292:        { NULL, NULL }, /* Es */
                    293:        { NULL, NULL }, /* En */
1.26      kristaps  294:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  295:        { NULL, NULL }, /* %Q */
1.44      kristaps  296:        { termp_br_pre, NULL }, /* br */
1.45      kristaps  297:        { termp_sp_pre, NULL }, /* sp */
1.1       kristaps  298: };
                    299:
1.2       kristaps  300: #ifdef __linux__
1.9       kristaps  301: extern size_t    strlcpy(char *, const char *, size_t);
                    302: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  303: #endif
                    304:
1.1       kristaps  305: static int       arg_hasattr(int, const struct mdoc_node *);
                    306: static int       arg_getattrs(const int *, int *, size_t,
                    307:                        const struct mdoc_node *);
                    308: static int       arg_getattr(int, const struct mdoc_node *);
                    309: static size_t    arg_offset(const struct mdoc_argv *);
                    310: static size_t    arg_width(const struct mdoc_argv *, int);
                    311: static int       arg_listtype(const struct mdoc_node *);
                    312: static int       fmt_block_vspace(struct termp *,
                    313:                        const struct mdoc_node *,
                    314:                        const struct mdoc_node *);
1.3       kristaps  315: static void      print_node(DECL_ARGS);
                    316: static void      print_head(struct termp *,
1.1       kristaps  317:                        const struct mdoc_meta *);
1.3       kristaps  318: static void      print_body(DECL_ARGS);
                    319: static void      print_foot(struct termp *,
1.1       kristaps  320:                        const struct mdoc_meta *);
                    321:
                    322:
                    323: int
                    324: mdoc_run(struct termp *p, const struct mdoc *m)
                    325: {
1.9       kristaps  326:        /*
                    327:         * Main output function.  When this is called, assume that the
                    328:         * tree is properly formed.
                    329:         */
1.3       kristaps  330:        print_head(p, mdoc_meta(m));
1.14      kristaps  331:        assert(mdoc_node(m));
                    332:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    333:        if (mdoc_node(m)->child)
                    334:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  335:        print_foot(p, mdoc_meta(m));
                    336:        return(1);
1.1       kristaps  337: }
                    338:
                    339:
1.3       kristaps  340: static void
1.1       kristaps  341: print_body(DECL_ARGS)
                    342: {
                    343:
1.3       kristaps  344:        print_node(p, pair, meta, node);
1.1       kristaps  345:        if ( ! node->next)
1.3       kristaps  346:                return;
                    347:        print_body(p, pair, meta, node->next);
1.1       kristaps  348: }
                    349:
                    350:
1.3       kristaps  351: static void
1.1       kristaps  352: print_node(DECL_ARGS)
                    353: {
                    354:        int              dochild;
                    355:        struct termpair  npair;
1.30      kristaps  356:        size_t           offset, rmargin;
1.1       kristaps  357:
                    358:        dochild = 1;
1.29      kristaps  359:        offset = p->offset;
1.30      kristaps  360:        rmargin = p->rmargin;
1.29      kristaps  361:
1.1       kristaps  362:        npair.ppair = pair;
                    363:        npair.flag = 0;
                    364:        npair.count = 0;
                    365:
1.46      kristaps  366:        /*
                    367:         * Note on termpair.  This allows a pre function to set a termp
                    368:         * flag that is automatically unset after the body, but before
                    369:         * the post function.  Thus, if a pre uses a termpair flag, it
                    370:         * must be reapplied in the post for use.
                    371:         */
                    372:
1.1       kristaps  373:        if (MDOC_TEXT != node->type) {
                    374:                if (termacts[node->tok].pre)
                    375:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    376:                                dochild = 0;
                    377:        } else /* MDOC_TEXT == node->type */
                    378:                term_word(p, node->string);
                    379:
                    380:        /* Children. */
                    381:
1.28      kristaps  382:        p->flags |= npair.flag;
1.1       kristaps  383:
                    384:        if (dochild && node->child)
                    385:                print_body(p, &npair, meta, node->child);
                    386:
1.46      kristaps  387:        p->flags &= ~npair.flag;
                    388:
1.1       kristaps  389:        /* Post-processing. */
                    390:
                    391:        if (MDOC_TEXT != node->type)
                    392:                if (termacts[node->tok].post)
                    393:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  394:
                    395:        p->offset = offset;
1.30      kristaps  396:        p->rmargin = rmargin;
1.1       kristaps  397: }
                    398:
                    399:
1.3       kristaps  400: static void
1.1       kristaps  401: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    402: {
                    403:        struct tm       *tm;
                    404:        char            *buf, *os;
                    405:
1.9       kristaps  406:        /*
                    407:         * Output the footer in new-groff style, that is, three columns
                    408:         * with the middle being the manual date and flanking columns
                    409:         * being the operating system:
                    410:         *
                    411:         * SYSTEM                  DATE                    SYSTEM
                    412:         */
                    413:
1.1       kristaps  414:        if (NULL == (buf = malloc(p->rmargin)))
                    415:                err(1, "malloc");
                    416:        if (NULL == (os = malloc(p->rmargin)))
                    417:                err(1, "malloc");
                    418:
                    419:        tm = localtime(&meta->date);
                    420:
1.42      kristaps  421:        if (0 == strftime(buf, p->rmargin, "%B %e, %Y", tm))
1.1       kristaps  422:                err(1, "strftime");
                    423:
                    424:        (void)strlcpy(os, meta->os, p->rmargin);
                    425:
                    426:        term_vspace(p);
                    427:
1.9       kristaps  428:        p->offset = 0;
                    429:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  430:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    431:
                    432:        term_word(p, os);
                    433:        term_flushln(p);
                    434:
1.9       kristaps  435:        p->offset = p->rmargin;
                    436:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  437:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  438:
                    439:        term_word(p, buf);
                    440:        term_flushln(p);
                    441:
1.1       kristaps  442:        p->offset = p->rmargin;
                    443:        p->rmargin = p->maxrmargin;
                    444:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  445:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  446:
1.9       kristaps  447:        term_word(p, os);
1.1       kristaps  448:        term_flushln(p);
                    449:
1.9       kristaps  450:        p->offset = 0;
                    451:        p->rmargin = p->maxrmargin;
                    452:        p->flags = 0;
                    453:
1.1       kristaps  454:        free(buf);
                    455:        free(os);
                    456: }
                    457:
                    458:
1.3       kristaps  459: static void
1.1       kristaps  460: print_head(struct termp *p, const struct mdoc_meta *meta)
                    461: {
                    462:        char            *buf, *title;
                    463:
                    464:        p->rmargin = p->maxrmargin;
                    465:        p->offset = 0;
                    466:
                    467:        if (NULL == (buf = malloc(p->rmargin)))
                    468:                err(1, "malloc");
                    469:        if (NULL == (title = malloc(p->rmargin)))
                    470:                err(1, "malloc");
                    471:
                    472:        /*
                    473:         * The header is strange.  It has three components, which are
                    474:         * really two with the first duplicated.  It goes like this:
                    475:         *
                    476:         * IDENTIFIER              TITLE                   IDENTIFIER
                    477:         *
                    478:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    479:         * (if given, or "unknown" if not) followed by the manual page
                    480:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    481:         * string depending on the manual volume.  If not specified, it
                    482:         * switches on the manual section.
                    483:         */
                    484:
                    485:        assert(meta->vol);
                    486:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    487:
                    488:        if (meta->arch) {
                    489:                (void)strlcat(buf, " (", p->rmargin);
                    490:                (void)strlcat(buf, meta->arch, p->rmargin);
                    491:                (void)strlcat(buf, ")", p->rmargin);
                    492:        }
                    493:
                    494:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    495:                        meta->title, meta->msec);
                    496:
                    497:        p->offset = 0;
1.8       kristaps  498:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  499:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    500:
                    501:        term_word(p, title);
                    502:        term_flushln(p);
                    503:
                    504:        p->offset = p->rmargin;
                    505:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  506:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  507:
                    508:        term_word(p, buf);
                    509:        term_flushln(p);
                    510:
                    511:        p->offset = p->rmargin;
                    512:        p->rmargin = p->maxrmargin;
                    513:        p->flags &= ~TERMP_NOBREAK;
                    514:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    515:
                    516:        term_word(p, title);
                    517:        term_flushln(p);
                    518:
1.9       kristaps  519:        p->offset = 0;
1.1       kristaps  520:        p->rmargin = p->maxrmargin;
                    521:        p->flags &= ~TERMP_NOSPACE;
                    522:
                    523:        free(title);
                    524:        free(buf);
                    525: }
                    526:
                    527:
                    528: static size_t
                    529: arg_width(const struct mdoc_argv *arg, int pos)
                    530: {
                    531:        int              i, len;
1.40      kristaps  532:        const char      *p;
1.1       kristaps  533:
                    534:        assert(pos < (int)arg->sz && pos >= 0);
                    535:        assert(arg->value[pos]);
                    536:
1.40      kristaps  537:        p = arg->value[pos];
                    538:
                    539:        if (0 == (len = (int)strlen(p)))
1.1       kristaps  540:                return(0);
                    541:
                    542:        for (i = 0; i < len - 1; i++)
1.40      kristaps  543:                if ( ! isdigit((u_char)p[i]))
1.1       kristaps  544:                        break;
                    545:
1.40      kristaps  546:        if (i == len - 1)
                    547:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    548:                        return((size_t)atoi(p) + 2);
1.1       kristaps  549:
1.40      kristaps  550:        return((size_t)len + 2);
1.1       kristaps  551: }
                    552:
                    553:
                    554: static int
                    555: arg_listtype(const struct mdoc_node *n)
                    556: {
                    557:        int              i, len;
                    558:
                    559:        assert(MDOC_BLOCK == n->type);
                    560:
                    561:        len = (int)(n->args ? n->args->argc : 0);
                    562:
                    563:        for (i = 0; i < len; i++)
                    564:                switch (n->args->argv[i].arg) {
                    565:                case (MDOC_Bullet):
                    566:                        /* FALLTHROUGH */
                    567:                case (MDOC_Dash):
                    568:                        /* FALLTHROUGH */
                    569:                case (MDOC_Enum):
                    570:                        /* FALLTHROUGH */
                    571:                case (MDOC_Hyphen):
                    572:                        /* FALLTHROUGH */
                    573:                case (MDOC_Tag):
                    574:                        /* FALLTHROUGH */
                    575:                case (MDOC_Inset):
                    576:                        /* FALLTHROUGH */
                    577:                case (MDOC_Diag):
                    578:                        /* FALLTHROUGH */
                    579:                case (MDOC_Item):
                    580:                        /* FALLTHROUGH */
                    581:                case (MDOC_Column):
                    582:                        /* FALLTHROUGH */
1.38      kristaps  583:                case (MDOC_Hang):
                    584:                        /* FALLTHROUGH */
1.1       kristaps  585:                case (MDOC_Ohang):
                    586:                        return(n->args->argv[i].arg);
                    587:                default:
                    588:                        break;
                    589:                }
                    590:
1.38      kristaps  591:        return(-1);
1.1       kristaps  592: }
                    593:
                    594:
                    595: static size_t
                    596: arg_offset(const struct mdoc_argv *arg)
                    597: {
1.40      kristaps  598:        int              len, i;
                    599:        const char      *p;
1.1       kristaps  600:
                    601:        assert(*arg->value);
1.40      kristaps  602:        p = *arg->value;
                    603:
                    604:        if (0 == strcmp(p, "left"))
1.19      kristaps  605:                return(0);
1.40      kristaps  606:        if (0 == strcmp(p, "indent"))
1.16      kristaps  607:                return(INDENT + 1);
1.40      kristaps  608:        if (0 == strcmp(p, "indent-two"))
1.20      kristaps  609:                return((INDENT + 1) * 2);
1.10      kristaps  610:
1.40      kristaps  611:        if (0 == (len = (int)strlen(p)))
                    612:                return(0);
                    613:
                    614:        for (i = 0; i < len - 1; i++)
                    615:                if ( ! isdigit((u_char)p[i]))
                    616:                        break;
                    617:
                    618:        if (i == len - 1)
                    619:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    620:                        return((size_t)atoi(p));
1.11      kristaps  621:
1.40      kristaps  622:        return((size_t)len);
1.1       kristaps  623: }
                    624:
                    625:
                    626: static int
                    627: arg_hasattr(int arg, const struct mdoc_node *n)
                    628: {
                    629:
                    630:        return(-1 != arg_getattr(arg, n));
                    631: }
                    632:
                    633:
                    634: static int
                    635: arg_getattr(int v, const struct mdoc_node *n)
                    636: {
                    637:        int              val;
                    638:
                    639:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    640: }
                    641:
                    642:
                    643: static int
                    644: arg_getattrs(const int *keys, int *vals,
                    645:                size_t sz, const struct mdoc_node *n)
                    646: {
                    647:        int              i, j, k;
                    648:
                    649:        if (NULL == n->args)
                    650:                return(0);
                    651:
                    652:        for (k = i = 0; i < (int)n->args->argc; i++)
                    653:                for (j = 0; j < (int)sz; j++)
                    654:                        if (n->args->argv[i].arg == keys[j]) {
                    655:                                vals[j] = i;
                    656:                                k++;
                    657:                        }
                    658:        return(k);
                    659: }
                    660:
                    661:
                    662: /* ARGSUSED */
                    663: static int
                    664: fmt_block_vspace(struct termp *p,
                    665:                const struct mdoc_node *bl,
                    666:                const struct mdoc_node *node)
                    667: {
                    668:        const struct mdoc_node *n;
                    669:
                    670:        term_newln(p);
                    671:
                    672:        if (arg_hasattr(MDOC_Compact, bl))
                    673:                return(1);
1.48      kristaps  674:        /* XXX - not documented! */
                    675:        else if (arg_hasattr(MDOC_Column, bl))
                    676:                return(1);
1.1       kristaps  677:
                    678:        for (n = node; n; n = n->parent) {
                    679:                if (MDOC_BLOCK != n->type)
                    680:                        continue;
                    681:                if (MDOC_Ss == n->tok)
                    682:                        break;
                    683:                if (MDOC_Sh == n->tok)
                    684:                        break;
                    685:                if (NULL == n->prev)
                    686:                        continue;
                    687:                term_vspace(p);
                    688:                break;
                    689:        }
                    690:
                    691:        return(1);
                    692: }
                    693:
                    694:
                    695: /* ARGSUSED */
                    696: static int
                    697: termp_dq_pre(DECL_ARGS)
                    698: {
                    699:
                    700:        if (MDOC_BODY != node->type)
                    701:                return(1);
                    702:
                    703:        term_word(p, "\\(lq");
                    704:        p->flags |= TERMP_NOSPACE;
                    705:        return(1);
                    706: }
                    707:
                    708:
                    709: /* ARGSUSED */
                    710: static void
                    711: termp_dq_post(DECL_ARGS)
                    712: {
                    713:
                    714:        if (MDOC_BODY != node->type)
                    715:                return;
                    716:
                    717:        p->flags |= TERMP_NOSPACE;
                    718:        term_word(p, "\\(rq");
                    719: }
                    720:
                    721:
                    722: /* ARGSUSED */
                    723: static int
                    724: termp_it_pre(DECL_ARGS)
                    725: {
                    726:        const struct mdoc_node *bl, *n;
                    727:        char                    buf[7];
1.39      kristaps  728:        int                     i, type, keys[3], vals[3];
1.1       kristaps  729:        size_t                  width, offset;
                    730:
                    731:        if (MDOC_BLOCK == node->type)
                    732:                return(fmt_block_vspace(p, node->parent->parent, node));
                    733:
                    734:        bl = node->parent->parent->parent;
                    735:
                    736:        /* Save parent attributes. */
                    737:
                    738:        pair->flag = p->flags;
                    739:
                    740:        /* Get list width and offset. */
                    741:
                    742:        keys[0] = MDOC_Width;
                    743:        keys[1] = MDOC_Offset;
                    744:        keys[2] = MDOC_Column;
                    745:
                    746:        vals[0] = vals[1] = vals[2] = -1;
                    747:
                    748:        width = offset = 0;
                    749:
                    750:        (void)arg_getattrs(keys, vals, 3, bl);
                    751:
                    752:        type = arg_listtype(bl);
1.38      kristaps  753:        assert(-1 != type);
1.1       kristaps  754:
                    755:        /* Calculate real width and offset. */
                    756:
                    757:        switch (type) {
                    758:        case (MDOC_Column):
                    759:                if (MDOC_BODY == node->type)
                    760:                        break;
                    761:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    762:                        offset += arg_width
                    763:                                (&bl->args->argv[vals[2]], i);
                    764:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    765:                width = arg_width(&bl->args->argv[vals[2]], i);
                    766:                if (vals[1] >= 0)
                    767:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    768:                break;
                    769:        default:
                    770:                if (vals[0] >= 0)
                    771:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    772:                if (vals[1] >= 0)
1.19      kristaps  773:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  774:                break;
                    775:        }
                    776:
                    777:        /*
                    778:         * List-type can override the width in the case of fixed-head
                    779:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.38      kristaps  780:         * offset.  FIXME: double-check that correct.
1.1       kristaps  781:         */
                    782:
                    783:        switch (type) {
                    784:        case (MDOC_Bullet):
                    785:                /* FALLTHROUGH */
                    786:        case (MDOC_Dash):
                    787:                /* FALLTHROUGH */
                    788:        case (MDOC_Hyphen):
                    789:                if (width < 4)
                    790:                        width = 4;
                    791:                break;
1.17      kristaps  792:        case (MDOC_Enum):
                    793:                if (width < 5)
                    794:                        width = 5;
                    795:                break;
1.38      kristaps  796:        case (MDOC_Hang):
1.39      kristaps  797:                if (0 == width)
                    798:                        width = 8;
                    799:                break;
1.49      kristaps  800:        case (MDOC_Column):
                    801:                /* FALLTHROUGH */
1.1       kristaps  802:        case (MDOC_Tag):
                    803:                if (0 == width)
                    804:                        width = 10;
                    805:                break;
                    806:        default:
                    807:                break;
                    808:        }
                    809:
                    810:        /*
1.17      kristaps  811:         * Whitespace control.  Inset bodies need an initial space,
                    812:         * while diagonal bodies need two.
1.1       kristaps  813:         */
                    814:
1.51    ! kristaps  815:        p->flags |= TERMP_NOSPACE;
        !           816:
1.1       kristaps  817:        switch (type) {
1.51    ! kristaps  818:        case (MDOC_Diag):
        !           819:                term_word(p, "\\ \\ ");
        !           820:                break;
1.1       kristaps  821:        case (MDOC_Inset):
                    822:                if (MDOC_BODY == node->type)
1.51    ! kristaps  823:                        term_word(p, "\\ ");
1.1       kristaps  824:                break;
                    825:        default:
                    826:                break;
                    827:        }
                    828:
1.51    ! kristaps  829:        p->flags |= TERMP_NOSPACE;
        !           830:
1.1       kristaps  831:        /*
                    832:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    833:         */
                    834:
                    835:        switch (type) {
                    836:        case (MDOC_Diag):
                    837:                if (MDOC_HEAD == node->type)
                    838:                        p->flags |= ttypes[TTYPE_DIAG];
                    839:                break;
                    840:        default:
                    841:                break;
                    842:        }
                    843:
                    844:        /*
                    845:         * Pad and break control.  This is the tricker part.  Lists with
                    846:         * set right-margins for the head get TERMP_NOBREAK because, if
                    847:         * they overrun the margin, they wrap to the new margin.
                    848:         * Correspondingly, the body for these types don't left-pad, as
                    849:         * the head will pad out to to the right.
                    850:         */
                    851:
                    852:        switch (type) {
                    853:        case (MDOC_Bullet):
                    854:                /* FALLTHROUGH */
                    855:        case (MDOC_Dash):
                    856:                /* FALLTHROUGH */
                    857:        case (MDOC_Enum):
                    858:                /* FALLTHROUGH */
                    859:        case (MDOC_Hyphen):
1.39      kristaps  860:                if (MDOC_HEAD == node->type)
                    861:                        p->flags |= TERMP_NOBREAK;
                    862:                else
                    863:                        p->flags |= TERMP_NOLPAD;
                    864:                break;
1.38      kristaps  865:        case (MDOC_Hang):
1.39      kristaps  866:                if (MDOC_HEAD == node->type)
                    867:                        p->flags |= TERMP_NOBREAK;
                    868:                else
                    869:                        p->flags |= TERMP_NOLPAD;
                    870:
                    871:                if (MDOC_HEAD == node->type)
                    872:                        p->flags |= TERMP_HANG;
                    873:                break;
1.1       kristaps  874:        case (MDOC_Tag):
                    875:                if (MDOC_HEAD == node->type)
1.51    ! kristaps  876:                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1       kristaps  877:                else
                    878:                        p->flags |= TERMP_NOLPAD;
1.38      kristaps  879:
1.39      kristaps  880:                if (MDOC_HEAD != node->type)
                    881:                        break;
                    882:                if (NULL == node->next || NULL == node->next->child)
                    883:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  884:                break;
                    885:        case (MDOC_Column):
                    886:                if (MDOC_HEAD == node->type) {
                    887:                        assert(node->next);
                    888:                        if (MDOC_BODY == node->next->type)
                    889:                                p->flags &= ~TERMP_NOBREAK;
                    890:                        else
                    891:                                p->flags |= TERMP_NOBREAK;
                    892:                        if (node->prev)
                    893:                                p->flags |= TERMP_NOLPAD;
                    894:                }
                    895:                break;
                    896:        case (MDOC_Diag):
                    897:                if (MDOC_HEAD == node->type)
                    898:                        p->flags |= TERMP_NOBREAK;
                    899:                break;
                    900:        default:
                    901:                break;
                    902:        }
                    903:
                    904:        /*
                    905:         * Margin control.  Set-head-width lists have their right
                    906:         * margins shortened.  The body for these lists has the offset
                    907:         * necessarily lengthened.  Everybody gets the offset.
                    908:         */
                    909:
                    910:        p->offset += offset;
                    911:
                    912:        switch (type) {
                    913:        case (MDOC_Bullet):
                    914:                /* FALLTHROUGH */
                    915:        case (MDOC_Dash):
                    916:                /* FALLTHROUGH */
                    917:        case (MDOC_Enum):
                    918:                /* FALLTHROUGH */
                    919:        case (MDOC_Hyphen):
                    920:                /* FALLTHROUGH */
1.38      kristaps  921:        case (MDOC_Hang):
                    922:                /* FALLTHROUGH */
1.1       kristaps  923:        case (MDOC_Tag):
1.49      kristaps  924:                assert(width);
1.1       kristaps  925:                if (MDOC_HEAD == node->type)
                    926:                        p->rmargin = p->offset + width;
                    927:                else
                    928:                        p->offset += width;
                    929:                break;
                    930:        case (MDOC_Column):
1.49      kristaps  931:                assert(width);
1.1       kristaps  932:                p->rmargin = p->offset + width;
1.50      kristaps  933:                /*
                    934:                 * XXX - this behaviour is not documented: the
                    935:                 * right-most column is filled to the right margin.
                    936:                 */
                    937:                if (MDOC_HEAD == node->type &&
                    938:                                MDOC_BODY == node->next->type)
                    939:                        p->rmargin = p->maxrmargin;
1.1       kristaps  940:                break;
                    941:        default:
                    942:                break;
                    943:        }
                    944:
                    945:        /*
                    946:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  947:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  948:         */
                    949:
                    950:        if (MDOC_HEAD == node->type)
                    951:                switch (type) {
                    952:                case (MDOC_Bullet):
1.15      kristaps  953:                        p->flags |= TERMP_BOLD;
1.1       kristaps  954:                        term_word(p, "\\[bu]");
1.39      kristaps  955:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  956:                        break;
                    957:                case (MDOC_Dash):
                    958:                        /* FALLTHROUGH */
                    959:                case (MDOC_Hyphen):
1.15      kristaps  960:                        p->flags |= TERMP_BOLD;
1.27      kristaps  961:                        term_word(p, "\\(hy");
1.39      kristaps  962:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  963:                        break;
                    964:                case (MDOC_Enum):
                    965:                        (pair->ppair->ppair->count)++;
                    966:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    967:                                        pair->ppair->ppair->count);
                    968:                        term_word(p, buf);
                    969:                        break;
                    970:                default:
                    971:                        break;
                    972:                }
                    973:
                    974:        /*
                    975:         * If we're not going to process our children, indicate so here.
                    976:         */
                    977:
                    978:        switch (type) {
                    979:        case (MDOC_Bullet):
                    980:                /* FALLTHROUGH */
                    981:        case (MDOC_Item):
                    982:                /* FALLTHROUGH */
                    983:        case (MDOC_Dash):
                    984:                /* FALLTHROUGH */
                    985:        case (MDOC_Hyphen):
                    986:                /* FALLTHROUGH */
                    987:        case (MDOC_Enum):
                    988:                if (MDOC_HEAD == node->type)
                    989:                        return(0);
                    990:                break;
                    991:        case (MDOC_Column):
                    992:                if (MDOC_BODY == node->type)
                    993:                        return(0);
                    994:                break;
                    995:        default:
                    996:                break;
                    997:        }
                    998:
                    999:        return(1);
                   1000: }
                   1001:
                   1002:
                   1003: /* ARGSUSED */
                   1004: static void
                   1005: termp_it_post(DECL_ARGS)
                   1006: {
                   1007:        int                type;
                   1008:
                   1009:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                   1010:                return;
                   1011:
                   1012:        type = arg_listtype(node->parent->parent->parent);
1.38      kristaps 1013:        assert(-1 != type);
1.1       kristaps 1014:
                   1015:        switch (type) {
                   1016:        case (MDOC_Item):
                   1017:                /* FALLTHROUGH */
                   1018:        case (MDOC_Inset):
                   1019:                if (MDOC_BODY == node->type)
                   1020:                        term_flushln(p);
                   1021:                break;
                   1022:        case (MDOC_Column):
                   1023:                if (MDOC_HEAD == node->type)
                   1024:                        term_flushln(p);
                   1025:                break;
                   1026:        default:
                   1027:                term_flushln(p);
                   1028:                break;
                   1029:        }
                   1030:
                   1031:        p->flags = pair->flag;
                   1032: }
                   1033:
                   1034:
                   1035: /* ARGSUSED */
                   1036: static int
                   1037: termp_nm_pre(DECL_ARGS)
                   1038: {
                   1039:
                   1040:        if (SEC_SYNOPSIS == node->sec)
                   1041:                term_newln(p);
                   1042:
1.28      kristaps 1043:        pair->flag |= ttypes[TTYPE_PROG];
                   1044:        p->flags |= ttypes[TTYPE_PROG];
                   1045:
1.1       kristaps 1046:        if (NULL == node->child)
                   1047:                term_word(p, meta->name);
                   1048:
                   1049:        return(1);
                   1050: }
                   1051:
                   1052:
                   1053: /* ARGSUSED */
                   1054: static int
                   1055: termp_fl_pre(DECL_ARGS)
                   1056: {
                   1057:
1.28      kristaps 1058:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                   1059:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1060:        term_word(p, "\\-");
                   1061:        p->flags |= TERMP_NOSPACE;
                   1062:        return(1);
                   1063: }
                   1064:
                   1065:
                   1066: /* ARGSUSED */
                   1067: static int
                   1068: termp_ar_pre(DECL_ARGS)
                   1069: {
                   1070:
1.28      kristaps 1071:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1072:        return(1);
                   1073: }
                   1074:
                   1075:
                   1076: /* ARGSUSED */
                   1077: static int
                   1078: termp_ns_pre(DECL_ARGS)
                   1079: {
                   1080:
                   1081:        p->flags |= TERMP_NOSPACE;
                   1082:        return(1);
                   1083: }
                   1084:
                   1085:
                   1086: /* ARGSUSED */
                   1087: static int
                   1088: termp_pp_pre(DECL_ARGS)
                   1089: {
                   1090:
                   1091:        term_vspace(p);
                   1092:        return(1);
                   1093: }
                   1094:
                   1095:
                   1096: /* ARGSUSED */
                   1097: static int
                   1098: termp_rs_pre(DECL_ARGS)
                   1099: {
                   1100:
                   1101:        if (MDOC_BLOCK == node->type && node->prev)
                   1102:                term_vspace(p);
                   1103:        return(1);
                   1104: }
                   1105:
                   1106:
                   1107: /* ARGSUSED */
                   1108: static int
                   1109: termp_rv_pre(DECL_ARGS)
                   1110: {
                   1111:        int              i;
                   1112:
1.34      kristaps 1113:        i = arg_getattr(MDOC_Std, node);
                   1114:        assert(-1 != i);
                   1115:        assert(node->args->argv[i].sz);
1.1       kristaps 1116:
                   1117:        term_newln(p);
                   1118:        term_word(p, "The");
                   1119:
                   1120:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1121:        term_word(p, *node->args->argv[i].value);
                   1122:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1123:        p->flags |= TERMP_NOSPACE;
                   1124:
                   1125:                term_word(p, "() function returns the value 0 if successful;");
                   1126:                term_word(p, "otherwise the value -1 is returned and the");
                   1127:                term_word(p, "global variable");
                   1128:
                   1129:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1130:        term_word(p, "errno");
                   1131:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1132:
                   1133:                term_word(p, "is set to indicate the error.");
                   1134:
                   1135:        return(1);
                   1136: }
                   1137:
                   1138:
                   1139: /* ARGSUSED */
                   1140: static int
                   1141: termp_ex_pre(DECL_ARGS)
                   1142: {
                   1143:        int              i;
                   1144:
1.34      kristaps 1145:        i = arg_getattr(MDOC_Std, node);
                   1146:        assert(-1 != i);
                   1147:        assert(node->args->argv[i].sz);
1.1       kristaps 1148:
                   1149:        term_word(p, "The");
                   1150:        p->flags |= ttypes[TTYPE_PROG];
                   1151:        term_word(p, *node->args->argv[i].value);
                   1152:        p->flags &= ~ttypes[TTYPE_PROG];
                   1153:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1154:
                   1155:        return(1);
                   1156: }
                   1157:
                   1158:
                   1159: /* ARGSUSED */
                   1160: static int
                   1161: termp_nd_pre(DECL_ARGS)
                   1162: {
1.25      kristaps 1163:
                   1164:        if (MDOC_BODY != node->type)
                   1165:                return(1);
1.30      kristaps 1166:
1.27      kristaps 1167: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1168:        term_word(p, "\\(en");
1.23      kristaps 1169: #else
                   1170:        term_word(p, "\\(em");
                   1171: #endif
1.1       kristaps 1172:        return(1);
                   1173: }
                   1174:
                   1175:
                   1176: /* ARGSUSED */
                   1177: static void
                   1178: termp_bl_post(DECL_ARGS)
                   1179: {
                   1180:
                   1181:        if (MDOC_BLOCK == node->type)
                   1182:                term_newln(p);
                   1183: }
                   1184:
                   1185:
                   1186: /* ARGSUSED */
                   1187: static void
                   1188: termp_op_post(DECL_ARGS)
                   1189: {
                   1190:
                   1191:        if (MDOC_BODY != node->type)
                   1192:                return;
                   1193:        p->flags |= TERMP_NOSPACE;
                   1194:        term_word(p, "\\(rB");
                   1195: }
                   1196:
                   1197:
                   1198: /* ARGSUSED */
                   1199: static int
                   1200: termp_xr_pre(DECL_ARGS)
                   1201: {
                   1202:        const struct mdoc_node *n;
                   1203:
1.11      kristaps 1204:        assert(node->child && MDOC_TEXT == node->child->type);
                   1205:        n = node->child;
                   1206:
1.1       kristaps 1207:        term_word(p, n->string);
                   1208:        if (NULL == (n = n->next))
                   1209:                return(0);
                   1210:        p->flags |= TERMP_NOSPACE;
                   1211:        term_word(p, "(");
                   1212:        p->flags |= TERMP_NOSPACE;
                   1213:        term_word(p, n->string);
                   1214:        p->flags |= TERMP_NOSPACE;
                   1215:        term_word(p, ")");
                   1216:        return(0);
                   1217: }
                   1218:
                   1219:
                   1220: /* ARGSUSED */
                   1221: static int
                   1222: termp_vt_pre(DECL_ARGS)
                   1223: {
                   1224:
                   1225:        /* FIXME: this can be "type name". */
1.29      kristaps 1226:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1227:        return(1);
                   1228: }
                   1229:
                   1230:
                   1231: /* ARGSUSED */
                   1232: static void
                   1233: termp_vt_post(DECL_ARGS)
                   1234: {
                   1235:
1.32      kristaps 1236:        if (node->sec != SEC_SYNOPSIS)
                   1237:                return;
                   1238:        if (node->next && MDOC_Vt == node->next->tok)
                   1239:                term_newln(p);
                   1240:        else if (node->next)
1.1       kristaps 1241:                term_vspace(p);
                   1242: }
                   1243:
                   1244:
                   1245: /* ARGSUSED */
                   1246: static int
                   1247: termp_fd_pre(DECL_ARGS)
                   1248: {
                   1249:
1.29      kristaps 1250:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1251:        return(1);
                   1252: }
                   1253:
                   1254:
                   1255: /* ARGSUSED */
                   1256: static void
                   1257: termp_fd_post(DECL_ARGS)
                   1258: {
                   1259:
                   1260:        if (node->sec != SEC_SYNOPSIS)
                   1261:                return;
1.29      kristaps 1262:
1.1       kristaps 1263:        term_newln(p);
                   1264:        if (node->next && MDOC_Fd != node->next->tok)
                   1265:                term_vspace(p);
                   1266: }
                   1267:
                   1268:
                   1269: /* ARGSUSED */
                   1270: static int
                   1271: termp_sh_pre(DECL_ARGS)
                   1272: {
                   1273:
                   1274:        switch (node->type) {
                   1275:        case (MDOC_HEAD):
                   1276:                term_vspace(p);
1.28      kristaps 1277:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1278:                break;
                   1279:        case (MDOC_BODY):
                   1280:                p->offset = INDENT;
                   1281:                break;
                   1282:        default:
                   1283:                break;
                   1284:        }
                   1285:        return(1);
                   1286: }
                   1287:
                   1288:
                   1289: /* ARGSUSED */
                   1290: static void
                   1291: termp_sh_post(DECL_ARGS)
                   1292: {
                   1293:
                   1294:        switch (node->type) {
                   1295:        case (MDOC_HEAD):
                   1296:                term_newln(p);
                   1297:                break;
                   1298:        case (MDOC_BODY):
                   1299:                term_newln(p);
                   1300:                p->offset = 0;
                   1301:                break;
                   1302:        default:
                   1303:                break;
                   1304:        }
                   1305: }
                   1306:
                   1307:
                   1308: /* ARGSUSED */
                   1309: static int
                   1310: termp_op_pre(DECL_ARGS)
                   1311: {
                   1312:
                   1313:        switch (node->type) {
                   1314:        case (MDOC_BODY):
                   1315:                term_word(p, "\\(lB");
                   1316:                p->flags |= TERMP_NOSPACE;
                   1317:                break;
                   1318:        default:
                   1319:                break;
                   1320:        }
                   1321:        return(1);
                   1322: }
                   1323:
                   1324:
                   1325: /* ARGSUSED */
                   1326: static int
                   1327: termp_bt_pre(DECL_ARGS)
                   1328: {
                   1329:
                   1330:        term_word(p, "is currently in beta test.");
                   1331:        return(1);
                   1332: }
                   1333:
                   1334:
                   1335: /* ARGSUSED */
                   1336: static void
                   1337: termp_lb_post(DECL_ARGS)
                   1338: {
                   1339:
                   1340:        term_newln(p);
                   1341: }
                   1342:
                   1343:
                   1344: /* ARGSUSED */
                   1345: static int
                   1346: termp_ud_pre(DECL_ARGS)
                   1347: {
                   1348:
                   1349:        term_word(p, "currently under development.");
                   1350:        return(1);
                   1351: }
                   1352:
                   1353:
                   1354: /* ARGSUSED */
                   1355: static int
                   1356: termp_d1_pre(DECL_ARGS)
                   1357: {
                   1358:
1.4       kristaps 1359:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1360:                return(1);
                   1361:        term_newln(p);
1.29      kristaps 1362:        p->offset += (INDENT + 1);
1.1       kristaps 1363:        return(1);
                   1364: }
                   1365:
                   1366:
                   1367: /* ARGSUSED */
                   1368: static void
                   1369: termp_d1_post(DECL_ARGS)
                   1370: {
                   1371:
1.4       kristaps 1372:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1373:                return;
                   1374:        term_newln(p);
                   1375: }
                   1376:
                   1377:
                   1378: /* ARGSUSED */
                   1379: static int
                   1380: termp_aq_pre(DECL_ARGS)
                   1381: {
                   1382:
                   1383:        if (MDOC_BODY != node->type)
                   1384:                return(1);
                   1385:        term_word(p, "\\(la");
                   1386:        p->flags |= TERMP_NOSPACE;
                   1387:        return(1);
                   1388: }
                   1389:
                   1390:
                   1391: /* ARGSUSED */
                   1392: static void
                   1393: termp_aq_post(DECL_ARGS)
                   1394: {
                   1395:
                   1396:        if (MDOC_BODY != node->type)
                   1397:                return;
                   1398:        p->flags |= TERMP_NOSPACE;
                   1399:        term_word(p, "\\(ra");
                   1400: }
                   1401:
                   1402:
                   1403: /* ARGSUSED */
                   1404: static int
                   1405: termp_ft_pre(DECL_ARGS)
                   1406: {
                   1407:
                   1408:        if (SEC_SYNOPSIS == node->sec)
                   1409:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1410:                        term_vspace(p);
1.28      kristaps 1411:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1412:        return(1);
                   1413: }
                   1414:
                   1415:
                   1416: /* ARGSUSED */
                   1417: static void
                   1418: termp_ft_post(DECL_ARGS)
                   1419: {
                   1420:
                   1421:        if (SEC_SYNOPSIS == node->sec)
                   1422:                term_newln(p);
                   1423: }
                   1424:
                   1425:
                   1426: /* ARGSUSED */
                   1427: static int
                   1428: termp_fn_pre(DECL_ARGS)
                   1429: {
                   1430:        const struct mdoc_node *n;
                   1431:
1.11      kristaps 1432:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1433:
                   1434:        /* FIXME: can be "type funcname" "type varname"... */
                   1435:
                   1436:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1437:        term_word(p, node->child->string);
                   1438:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1439:
                   1440:        p->flags |= TERMP_NOSPACE;
                   1441:        term_word(p, "(");
                   1442:
                   1443:        for (n = node->child->next; n; n = n->next) {
                   1444:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1445:                term_word(p, n->string);
                   1446:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1447:                if (n->next)
                   1448:                        term_word(p, ",");
                   1449:        }
                   1450:
                   1451:        term_word(p, ")");
                   1452:
                   1453:        if (SEC_SYNOPSIS == node->sec)
                   1454:                term_word(p, ";");
                   1455:
                   1456:        return(0);
                   1457: }
                   1458:
                   1459:
                   1460: /* ARGSUSED */
                   1461: static void
                   1462: termp_fn_post(DECL_ARGS)
                   1463: {
                   1464:
                   1465:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1466:                term_vspace(p);
                   1467: }
                   1468:
                   1469:
                   1470: /* ARGSUSED */
                   1471: static int
                   1472: termp_sx_pre(DECL_ARGS)
                   1473: {
                   1474:
1.28      kristaps 1475:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1476:        return(1);
                   1477: }
                   1478:
                   1479:
                   1480: /* ARGSUSED */
                   1481: static int
                   1482: termp_fa_pre(DECL_ARGS)
                   1483: {
                   1484:        struct mdoc_node *n;
                   1485:
                   1486:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1487:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1488:                return(1);
                   1489:        }
                   1490:
                   1491:        for (n = node->child; n; n = n->next) {
                   1492:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1493:                term_word(p, n->string);
                   1494:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1495:                if (n->next)
                   1496:                        term_word(p, ",");
                   1497:        }
                   1498:
                   1499:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1500:                term_word(p, ",");
                   1501:
                   1502:        return(0);
                   1503: }
                   1504:
                   1505:
                   1506: /* ARGSUSED */
                   1507: static int
                   1508: termp_va_pre(DECL_ARGS)
                   1509: {
                   1510:
1.28      kristaps 1511:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1512:        return(1);
                   1513: }
                   1514:
                   1515:
                   1516: /* ARGSUSED */
                   1517: static int
                   1518: termp_bd_pre(DECL_ARGS)
                   1519: {
                   1520:        int              i, type, ln;
                   1521:
                   1522:        /*
                   1523:         * This is fairly tricky due primarily to crappy documentation.
                   1524:         * If -ragged or -filled are specified, the block does nothing
                   1525:         * but change the indentation.
                   1526:         *
                   1527:         * If, on the other hand, -unfilled or -literal are specified,
                   1528:         * then the game changes.  Text is printed exactly as entered in
                   1529:         * the display: if a macro line, a newline is appended to the
                   1530:         * line.  Blank lines are allowed.
                   1531:         */
                   1532:
                   1533:        if (MDOC_BLOCK == node->type)
                   1534:                return(fmt_block_vspace(p, node, node));
                   1535:        else if (MDOC_BODY != node->type)
                   1536:                return(1);
                   1537:
1.11      kristaps 1538:        /* FIXME: display type should be mandated by parser. */
                   1539:
1.1       kristaps 1540:        if (NULL == node->parent->args)
                   1541:                errx(1, "missing display type");
                   1542:
                   1543:        for (type = -1, i = 0;
                   1544:                        i < (int)node->parent->args->argc; i++) {
                   1545:                switch (node->parent->args->argv[i].arg) {
                   1546:                case (MDOC_Ragged):
                   1547:                        /* FALLTHROUGH */
                   1548:                case (MDOC_Filled):
                   1549:                        /* FALLTHROUGH */
                   1550:                case (MDOC_Unfilled):
                   1551:                        /* FALLTHROUGH */
                   1552:                case (MDOC_Literal):
                   1553:                        type = node->parent->args->argv[i].arg;
                   1554:                        i = (int)node->parent->args->argc;
                   1555:                        break;
                   1556:                default:
                   1557:                        break;
                   1558:                }
                   1559:        }
                   1560:
                   1561:        if (NULL == node->parent->args)
                   1562:                errx(1, "missing display type");
                   1563:
                   1564:        i = arg_getattr(MDOC_Offset, node->parent);
                   1565:        if (-1 != i) {
                   1566:                if (1 != node->parent->args->argv[i].sz)
                   1567:                        errx(1, "expected single value");
                   1568:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1569:        }
                   1570:
                   1571:        switch (type) {
                   1572:        case (MDOC_Literal):
                   1573:                /* FALLTHROUGH */
                   1574:        case (MDOC_Unfilled):
                   1575:                break;
                   1576:        default:
                   1577:                return(1);
                   1578:        }
                   1579:
                   1580:        /*
                   1581:         * Tricky.  Iterate through all children.  If we're on a
                   1582:         * different parse line, append a newline and then the contents.
                   1583:         * Ew.
                   1584:         */
                   1585:
                   1586:        ln = node->child ? node->child->line : 0;
                   1587:
                   1588:        for (node = node->child; node; node = node->next) {
                   1589:                if (ln < node->line) {
                   1590:                        term_flushln(p);
                   1591:                        p->flags |= TERMP_NOSPACE;
                   1592:                }
                   1593:                ln = node->line;
                   1594:                print_node(p, pair, meta, node);
                   1595:        }
                   1596:
                   1597:        return(0);
                   1598: }
                   1599:
                   1600:
                   1601: /* ARGSUSED */
                   1602: static void
                   1603: termp_bd_post(DECL_ARGS)
                   1604: {
                   1605:
                   1606:        if (MDOC_BODY != node->type)
                   1607:                return;
                   1608:        term_flushln(p);
                   1609: }
                   1610:
                   1611:
                   1612: /* ARGSUSED */
                   1613: static int
                   1614: termp_qq_pre(DECL_ARGS)
                   1615: {
                   1616:
                   1617:        if (MDOC_BODY != node->type)
                   1618:                return(1);
                   1619:        term_word(p, "\"");
                   1620:        p->flags |= TERMP_NOSPACE;
                   1621:        return(1);
                   1622: }
                   1623:
                   1624:
                   1625: /* ARGSUSED */
                   1626: static void
                   1627: termp_qq_post(DECL_ARGS)
                   1628: {
                   1629:
                   1630:        if (MDOC_BODY != node->type)
                   1631:                return;
                   1632:        p->flags |= TERMP_NOSPACE;
                   1633:        term_word(p, "\"");
                   1634: }
                   1635:
                   1636:
                   1637: /* ARGSUSED */
                   1638: static void
                   1639: termp_bx_post(DECL_ARGS)
                   1640: {
                   1641:
                   1642:        if (node->child)
                   1643:                p->flags |= TERMP_NOSPACE;
                   1644:        term_word(p, "BSD");
                   1645: }
                   1646:
                   1647:
                   1648: /* ARGSUSED */
                   1649: static int
1.26      kristaps 1650: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1651: {
1.26      kristaps 1652:        const char      *pp;
1.1       kristaps 1653:
1.26      kristaps 1654:        pp = NULL;
                   1655:        switch (node->tok) {
                   1656:        case (MDOC_Bsx):
                   1657:                pp = "BSDI BSD/OS";
                   1658:                break;
                   1659:        case (MDOC_Dx):
                   1660:                pp = "DragonFlyBSD";
                   1661:                break;
                   1662:        case (MDOC_Fx):
                   1663:                pp = "FreeBSD";
                   1664:                break;
                   1665:        case (MDOC_Nx):
                   1666:                pp = "NetBSD";
                   1667:                break;
                   1668:        case (MDOC_Ox):
                   1669:                pp = "OpenBSD";
                   1670:                break;
                   1671:        case (MDOC_Ux):
                   1672:                pp = "UNIX";
                   1673:                break;
                   1674:        default:
                   1675:                break;
                   1676:        }
1.1       kristaps 1677:
1.26      kristaps 1678:        assert(pp);
                   1679:        term_word(p, pp);
1.1       kristaps 1680:        return(1);
                   1681: }
                   1682:
                   1683:
                   1684: /* ARGSUSED */
                   1685: static int
                   1686: termp_sq_pre(DECL_ARGS)
                   1687: {
                   1688:
                   1689:        if (MDOC_BODY != node->type)
                   1690:                return(1);
                   1691:        term_word(p, "\\(oq");
                   1692:        p->flags |= TERMP_NOSPACE;
                   1693:        return(1);
                   1694: }
                   1695:
                   1696:
                   1697: /* ARGSUSED */
                   1698: static void
                   1699: termp_sq_post(DECL_ARGS)
                   1700: {
                   1701:
                   1702:        if (MDOC_BODY != node->type)
                   1703:                return;
                   1704:        p->flags |= TERMP_NOSPACE;
                   1705:        term_word(p, "\\(aq");
                   1706: }
                   1707:
                   1708:
                   1709: /* ARGSUSED */
                   1710: static int
                   1711: termp_pf_pre(DECL_ARGS)
                   1712: {
                   1713:
                   1714:        p->flags |= TERMP_IGNDELIM;
                   1715:        return(1);
                   1716: }
                   1717:
                   1718:
                   1719: /* ARGSUSED */
                   1720: static void
                   1721: termp_pf_post(DECL_ARGS)
                   1722: {
                   1723:
                   1724:        p->flags &= ~TERMP_IGNDELIM;
                   1725:        p->flags |= TERMP_NOSPACE;
                   1726: }
                   1727:
                   1728:
                   1729: /* ARGSUSED */
                   1730: static int
                   1731: termp_ss_pre(DECL_ARGS)
                   1732: {
                   1733:
                   1734:        switch (node->type) {
                   1735:        case (MDOC_BLOCK):
                   1736:                term_newln(p);
                   1737:                if (node->prev)
                   1738:                        term_vspace(p);
                   1739:                break;
                   1740:        case (MDOC_HEAD):
1.28      kristaps 1741:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1742:                p->offset = HALFINDENT;
1.1       kristaps 1743:                break;
                   1744:        default:
                   1745:                break;
                   1746:        }
                   1747:
                   1748:        return(1);
                   1749: }
                   1750:
                   1751:
                   1752: /* ARGSUSED */
                   1753: static void
                   1754: termp_ss_post(DECL_ARGS)
                   1755: {
                   1756:
1.29      kristaps 1757:        if (MDOC_HEAD == node->type)
1.1       kristaps 1758:                term_newln(p);
                   1759: }
                   1760:
                   1761:
                   1762: /* ARGSUSED */
                   1763: static int
                   1764: termp_pa_pre(DECL_ARGS)
                   1765: {
                   1766:
1.28      kristaps 1767:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1768:        return(1);
                   1769: }
                   1770:
                   1771:
                   1772: /* ARGSUSED */
                   1773: static int
                   1774: termp_em_pre(DECL_ARGS)
                   1775: {
                   1776:
1.28      kristaps 1777:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1778:        return(1);
                   1779: }
                   1780:
                   1781:
                   1782: /* ARGSUSED */
                   1783: static int
                   1784: termp_cd_pre(DECL_ARGS)
                   1785: {
                   1786:
1.28      kristaps 1787:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1788:        term_newln(p);
                   1789:        return(1);
                   1790: }
                   1791:
                   1792:
                   1793: /* ARGSUSED */
                   1794: static int
                   1795: termp_cm_pre(DECL_ARGS)
                   1796: {
                   1797:
1.28      kristaps 1798:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1799:        return(1);
                   1800: }
                   1801:
                   1802:
                   1803: /* ARGSUSED */
                   1804: static int
                   1805: termp_ic_pre(DECL_ARGS)
                   1806: {
                   1807:
1.28      kristaps 1808:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1809:        return(1);
                   1810: }
                   1811:
                   1812:
                   1813: /* ARGSUSED */
                   1814: static int
                   1815: termp_in_pre(DECL_ARGS)
                   1816: {
                   1817:
1.28      kristaps 1818:        pair->flag |= ttypes[TTYPE_INCLUDE];
                   1819:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1820:
                   1821:        if (SEC_SYNOPSIS == node->sec)
                   1822:                term_word(p, "#include");
                   1823:
1.1       kristaps 1824:        term_word(p, "<");
                   1825:        p->flags |= TERMP_NOSPACE;
                   1826:        return(1);
                   1827: }
                   1828:
                   1829:
                   1830: /* ARGSUSED */
                   1831: static void
                   1832: termp_in_post(DECL_ARGS)
                   1833: {
                   1834:
1.46      kristaps 1835:        p->flags |= TERMP_NOSPACE | ttypes[TTYPE_INCLUDE];
1.1       kristaps 1836:        term_word(p, ">");
1.46      kristaps 1837:        p->flags &= ~ttypes[TTYPE_INCLUDE];
1.1       kristaps 1838:
                   1839:        if (SEC_SYNOPSIS != node->sec)
                   1840:                return;
1.22      kristaps 1841:
                   1842:        term_newln(p);
                   1843:        /*
                   1844:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1845:         * the SYNOPSIS section, then it produces a single break after
                   1846:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1847:         * construction is rarely used, I think it's fine.
                   1848:         */
1.1       kristaps 1849:        if (node->next && MDOC_In != node->next->tok)
                   1850:                term_vspace(p);
                   1851: }
                   1852:
                   1853:
                   1854: /* ARGSUSED */
                   1855: static int
1.45      kristaps 1856: termp_sp_pre(DECL_ARGS)
                   1857: {
                   1858:        int              i, len;
                   1859:
                   1860:        if (NULL == node->child) {
                   1861:                term_vspace(p);
                   1862:                return(0);
                   1863:        }
                   1864:
                   1865:        len = atoi(node->child->string);
                   1866:        if (0 == len)
                   1867:                term_newln(p);
                   1868:        for (i = 0; i < len; i++)
                   1869:                term_vspace(p);
                   1870:
                   1871:        return(0);
                   1872: }
                   1873:
                   1874:
                   1875: /* ARGSUSED */
                   1876: static int
1.44      kristaps 1877: termp_br_pre(DECL_ARGS)
                   1878: {
                   1879:
                   1880:        term_newln(p);
                   1881:        return(1);
                   1882: }
                   1883:
                   1884:
                   1885: /* ARGSUSED */
                   1886: static int
1.1       kristaps 1887: termp_brq_pre(DECL_ARGS)
                   1888: {
                   1889:
                   1890:        if (MDOC_BODY != node->type)
                   1891:                return(1);
                   1892:        term_word(p, "\\(lC");
                   1893:        p->flags |= TERMP_NOSPACE;
                   1894:        return(1);
                   1895: }
                   1896:
                   1897:
                   1898: /* ARGSUSED */
                   1899: static void
                   1900: termp_brq_post(DECL_ARGS)
                   1901: {
                   1902:
                   1903:        if (MDOC_BODY != node->type)
                   1904:                return;
                   1905:        p->flags |= TERMP_NOSPACE;
                   1906:        term_word(p, "\\(rC");
                   1907: }
                   1908:
                   1909:
                   1910: /* ARGSUSED */
                   1911: static int
                   1912: termp_bq_pre(DECL_ARGS)
                   1913: {
                   1914:
                   1915:        if (MDOC_BODY != node->type)
                   1916:                return(1);
                   1917:        term_word(p, "\\(lB");
                   1918:        p->flags |= TERMP_NOSPACE;
                   1919:        return(1);
                   1920: }
                   1921:
                   1922:
                   1923: /* ARGSUSED */
                   1924: static void
                   1925: termp_bq_post(DECL_ARGS)
                   1926: {
                   1927:
                   1928:        if (MDOC_BODY != node->type)
                   1929:                return;
                   1930:        p->flags |= TERMP_NOSPACE;
                   1931:        term_word(p, "\\(rB");
                   1932: }
                   1933:
                   1934:
                   1935: /* ARGSUSED */
                   1936: static int
                   1937: termp_pq_pre(DECL_ARGS)
                   1938: {
                   1939:
                   1940:        if (MDOC_BODY != node->type)
                   1941:                return(1);
                   1942:        term_word(p, "\\&(");
                   1943:        p->flags |= TERMP_NOSPACE;
                   1944:        return(1);
                   1945: }
                   1946:
                   1947:
                   1948: /* ARGSUSED */
                   1949: static void
                   1950: termp_pq_post(DECL_ARGS)
                   1951: {
                   1952:
                   1953:        if (MDOC_BODY != node->type)
                   1954:                return;
                   1955:        term_word(p, ")");
                   1956: }
                   1957:
                   1958:
                   1959: /* ARGSUSED */
                   1960: static int
                   1961: termp_fo_pre(DECL_ARGS)
                   1962: {
                   1963:        const struct mdoc_node *n;
                   1964:
                   1965:        if (MDOC_BODY == node->type) {
1.33      kristaps 1966:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1967:                term_word(p, "(");
                   1968:                p->flags |= TERMP_NOSPACE;
                   1969:                return(1);
                   1970:        } else if (MDOC_HEAD != node->type)
                   1971:                return(1);
                   1972:
                   1973:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1974:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1975:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1976:                term_word(p, n->string);
                   1977:        }
                   1978:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1979:
                   1980:        return(0);
                   1981: }
                   1982:
                   1983:
                   1984: /* ARGSUSED */
                   1985: static void
                   1986: termp_fo_post(DECL_ARGS)
                   1987: {
                   1988:
                   1989:        if (MDOC_BODY != node->type)
                   1990:                return;
                   1991:        p->flags |= TERMP_NOSPACE;
                   1992:        term_word(p, ")");
                   1993:        p->flags |= TERMP_NOSPACE;
                   1994:        term_word(p, ";");
                   1995:        term_newln(p);
                   1996: }
                   1997:
                   1998:
                   1999: /* ARGSUSED */
                   2000: static int
                   2001: termp_bf_pre(DECL_ARGS)
                   2002: {
                   2003:        const struct mdoc_node  *n;
                   2004:
1.28      kristaps 2005:        if (MDOC_HEAD == node->type)
1.1       kristaps 2006:                return(0);
1.28      kristaps 2007:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 2008:                return(1);
                   2009:
                   2010:        if (NULL == (n = node->head->child)) {
                   2011:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 2012:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 2013:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 2014:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2015:
                   2016:                return(1);
                   2017:        }
                   2018:
1.11      kristaps 2019:        assert(MDOC_TEXT == n->type);
1.1       kristaps 2020:        if (0 == strcmp("Em", n->string))
1.28      kristaps 2021:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 2022:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 2023:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2024:
                   2025:        return(1);
                   2026: }
                   2027:
                   2028:
                   2029: /* ARGSUSED */
                   2030: static int
                   2031: termp_sy_pre(DECL_ARGS)
                   2032: {
                   2033:
1.28      kristaps 2034:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 2035:        return(1);
                   2036: }
                   2037:
                   2038:
                   2039: /* ARGSUSED */
                   2040: static int
                   2041: termp_ms_pre(DECL_ARGS)
                   2042: {
                   2043:
1.28      kristaps 2044:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 2045:        return(1);
                   2046: }
                   2047:
                   2048:
                   2049:
                   2050: /* ARGSUSED */
                   2051: static int
                   2052: termp_sm_pre(DECL_ARGS)
                   2053: {
                   2054:
1.11      kristaps 2055:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2056:        if (0 == strcmp("on", node->child->string)) {
                   2057:                p->flags &= ~TERMP_NONOSPACE;
                   2058:                p->flags &= ~TERMP_NOSPACE;
                   2059:        } else
                   2060:                p->flags |= TERMP_NONOSPACE;
                   2061:
                   2062:        return(0);
                   2063: }
                   2064:
                   2065:
                   2066: /* ARGSUSED */
                   2067: static int
                   2068: termp_ap_pre(DECL_ARGS)
                   2069: {
                   2070:
                   2071:        p->flags |= TERMP_NOSPACE;
                   2072:        term_word(p, "\\(aq");
                   2073:        p->flags |= TERMP_NOSPACE;
                   2074:        return(1);
                   2075: }
                   2076:
                   2077:
                   2078: /* ARGSUSED */
                   2079: static int
                   2080: termp__j_pre(DECL_ARGS)
                   2081: {
                   2082:
1.28      kristaps 2083:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2084:        return(1);
                   2085: }
                   2086:
                   2087:
                   2088: /* ARGSUSED */
                   2089: static int
                   2090: termp__t_pre(DECL_ARGS)
                   2091: {
                   2092:
                   2093:        term_word(p, "\"");
                   2094:        p->flags |= TERMP_NOSPACE;
                   2095:        return(1);
                   2096: }
                   2097:
                   2098:
                   2099: /* ARGSUSED */
                   2100: static void
                   2101: termp__t_post(DECL_ARGS)
                   2102: {
                   2103:
                   2104:        p->flags |= TERMP_NOSPACE;
                   2105:        term_word(p, "\"");
                   2106:        termp____post(p, pair, meta, node);
                   2107: }
                   2108:
                   2109:
                   2110: /* ARGSUSED */
                   2111: static void
                   2112: termp____post(DECL_ARGS)
                   2113: {
                   2114:
                   2115:        p->flags |= TERMP_NOSPACE;
                   2116:        term_word(p, node->next ? "," : ".");
                   2117: }
                   2118:
                   2119:
                   2120: /* ARGSUSED */
                   2121: static int
                   2122: termp_lk_pre(DECL_ARGS)
                   2123: {
                   2124:        const struct mdoc_node *n;
                   2125:
1.11      kristaps 2126:        assert(node->child);
                   2127:        n = node->child;
1.1       kristaps 2128:
1.12      kristaps 2129:        if (NULL == n->next) {
1.28      kristaps 2130:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2131:                return(1);
                   2132:        }
                   2133:
1.1       kristaps 2134:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2135:        term_word(p, n->string);
                   2136:        p->flags |= TERMP_NOSPACE;
                   2137:        term_word(p, ":");
1.12      kristaps 2138:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2139:
                   2140:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2141:        for (n = n->next; n; n = n->next)
1.1       kristaps 2142:                term_word(p, n->string);
1.12      kristaps 2143:
1.1       kristaps 2144:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2145:        return(0);
                   2146: }
                   2147:
                   2148:
                   2149: /* ARGSUSED */
                   2150: static int
                   2151: termp_mt_pre(DECL_ARGS)
                   2152: {
                   2153:
1.28      kristaps 2154:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2155:        return(1);
                   2156: }
                   2157:
                   2158:

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