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Annotation of mandoc/mdoc_term.c, Revision 1.42

1.42    ! kristaps    1: /*     $Id: mdoc_term.c,v 1.41 2009/07/14 16:03:51 kristaps Exp $ */
1.1       kristaps    2: /*
1.7       kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.6       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
                     17: #include <sys/types.h>
                     18:
                     19: #include <assert.h>
                     20: #include <ctype.h>
                     21: #include <err.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
                     26: #include "term.h"
                     27: #include "mdoc.h"
                     28:
                     29: /* FIXME: macro arguments can be escaped. */
                     30: /* FIXME: support more offset/width tokens. */
                     31:
                     32: #define        TTYPE_PROG        0
                     33: #define        TTYPE_CMD_FLAG    1
                     34: #define        TTYPE_CMD_ARG     2
                     35: #define        TTYPE_SECTION     3
                     36: #define        TTYPE_FUNC_DECL   4
                     37: #define        TTYPE_VAR_DECL    5
                     38: #define        TTYPE_FUNC_TYPE   6
                     39: #define        TTYPE_FUNC_NAME   7
                     40: #define        TTYPE_FUNC_ARG    8
                     41: #define        TTYPE_LINK        9
                     42: #define        TTYPE_SSECTION    10
                     43: #define        TTYPE_FILE        11
                     44: #define        TTYPE_EMPH        12
                     45: #define        TTYPE_CONFIG      13
                     46: #define        TTYPE_CMD         14
                     47: #define        TTYPE_INCLUDE     15
                     48: #define        TTYPE_SYMB        16
                     49: #define        TTYPE_SYMBOL      17
                     50: #define        TTYPE_DIAG        18
                     51: #define        TTYPE_LINK_ANCHOR 19
                     52: #define        TTYPE_LINK_TEXT   20
                     53: #define        TTYPE_REF_JOURNAL 21
                     54: #define        TTYPE_LIST        22
                     55: #define        TTYPE_NMAX        23
                     56:
                     57: const  int ttypes[TTYPE_NMAX] = {
                     58:        TERMP_BOLD,             /* TTYPE_PROG */
                     59:        TERMP_BOLD,             /* TTYPE_CMD_FLAG */
                     60:        TERMP_UNDER,            /* TTYPE_CMD_ARG */
                     61:        TERMP_BOLD,             /* TTYPE_SECTION */
                     62:        TERMP_BOLD,             /* TTYPE_FUNC_DECL */
                     63:        TERMP_UNDER,            /* TTYPE_VAR_DECL */
                     64:        TERMP_UNDER,            /* TTYPE_FUNC_TYPE */
                     65:        TERMP_BOLD,             /* TTYPE_FUNC_NAME */
                     66:        TERMP_UNDER,            /* TTYPE_FUNC_ARG */
                     67:        TERMP_UNDER,            /* TTYPE_LINK */
                     68:        TERMP_BOLD,             /* TTYPE_SSECTION */
                     69:        TERMP_UNDER,            /* TTYPE_FILE */
                     70:        TERMP_UNDER,            /* TTYPE_EMPH */
                     71:        TERMP_BOLD,             /* TTYPE_CONFIG */
                     72:        TERMP_BOLD,             /* TTYPE_CMD */
                     73:        TERMP_BOLD,             /* TTYPE_INCLUDE */
                     74:        TERMP_BOLD,             /* TTYPE_SYMB */
                     75:        TERMP_BOLD,             /* TTYPE_SYMBOL */
                     76:        TERMP_BOLD,             /* TTYPE_DIAG */
                     77:        TERMP_UNDER,            /* TTYPE_LINK_ANCHOR */
                     78:        TERMP_BOLD,             /* TTYPE_LINK_TEXT */
                     79:        TERMP_UNDER,            /* TTYPE_REF_JOURNAL */
                     80:        TERMP_BOLD              /* TTYPE_LIST */
                     81: };
                     82:
                     83: struct termpair {
                     84:        struct termpair  *ppair;
1.31      kristaps   85:        int               flag;
                     86:        int               count;
1.1       kristaps   87: };
                     88:
1.31      kristaps   89: #define        DECL_ARGS struct termp *p, \
                     90:                  struct termpair *pair, \
                     91:                  const struct mdoc_meta *meta, \
                     92:                  const struct mdoc_node *node
1.1       kristaps   93:
                     94: struct termact {
                     95:        int     (*pre)(DECL_ARGS);
                     96:        void    (*post)(DECL_ARGS);
                     97: };
                     98:
1.31      kristaps   99: static void      termp____post(DECL_ARGS);
                    100: static void      termp__t_post(DECL_ARGS);
                    101: static void      termp_aq_post(DECL_ARGS);
                    102: static void      termp_bd_post(DECL_ARGS);
                    103: static void      termp_bl_post(DECL_ARGS);
                    104: static void      termp_bq_post(DECL_ARGS);
                    105: static void      termp_brq_post(DECL_ARGS);
                    106: static void      termp_bx_post(DECL_ARGS);
                    107: static void      termp_d1_post(DECL_ARGS);
                    108: static void      termp_dq_post(DECL_ARGS);
                    109: static void      termp_fd_post(DECL_ARGS);
                    110: static void      termp_fn_post(DECL_ARGS);
                    111: static void      termp_fo_post(DECL_ARGS);
                    112: static void      termp_ft_post(DECL_ARGS);
                    113: static void      termp_in_post(DECL_ARGS);
                    114: static void      termp_it_post(DECL_ARGS);
                    115: static void      termp_lb_post(DECL_ARGS);
                    116: static void      termp_op_post(DECL_ARGS);
                    117: static void      termp_pf_post(DECL_ARGS);
                    118: static void      termp_pq_post(DECL_ARGS);
                    119: static void      termp_qq_post(DECL_ARGS);
                    120: static void      termp_sh_post(DECL_ARGS);
                    121: static void      termp_sq_post(DECL_ARGS);
                    122: static void      termp_ss_post(DECL_ARGS);
                    123: static void      termp_vt_post(DECL_ARGS);
                    124:
                    125: static int       termp__j_pre(DECL_ARGS);
                    126: static int       termp__t_pre(DECL_ARGS);
                    127: static int       termp_ap_pre(DECL_ARGS);
                    128: static int       termp_aq_pre(DECL_ARGS);
                    129: static int       termp_ar_pre(DECL_ARGS);
                    130: static int       termp_bd_pre(DECL_ARGS);
                    131: static int       termp_bf_pre(DECL_ARGS);
                    132: static int       termp_bq_pre(DECL_ARGS);
                    133: static int       termp_brq_pre(DECL_ARGS);
                    134: static int       termp_bt_pre(DECL_ARGS);
                    135: static int       termp_cd_pre(DECL_ARGS);
                    136: static int       termp_cm_pre(DECL_ARGS);
                    137: static int       termp_d1_pre(DECL_ARGS);
                    138: static int       termp_dq_pre(DECL_ARGS);
                    139: static int       termp_em_pre(DECL_ARGS);
                    140: static int       termp_ex_pre(DECL_ARGS);
                    141: static int       termp_fa_pre(DECL_ARGS);
                    142: static int       termp_fd_pre(DECL_ARGS);
                    143: static int       termp_fl_pre(DECL_ARGS);
                    144: static int       termp_fn_pre(DECL_ARGS);
                    145: static int       termp_fo_pre(DECL_ARGS);
                    146: static int       termp_ft_pre(DECL_ARGS);
                    147: static int       termp_ic_pre(DECL_ARGS);
                    148: static int       termp_in_pre(DECL_ARGS);
                    149: static int       termp_it_pre(DECL_ARGS);
                    150: static int       termp_lk_pre(DECL_ARGS);
                    151: static int       termp_ms_pre(DECL_ARGS);
                    152: static int       termp_mt_pre(DECL_ARGS);
                    153: static int       termp_nd_pre(DECL_ARGS);
                    154: static int       termp_nm_pre(DECL_ARGS);
                    155: static int       termp_ns_pre(DECL_ARGS);
                    156: static int       termp_op_pre(DECL_ARGS);
                    157: static int       termp_pa_pre(DECL_ARGS);
                    158: static int       termp_pf_pre(DECL_ARGS);
                    159: static int       termp_pp_pre(DECL_ARGS);
                    160: static int       termp_pq_pre(DECL_ARGS);
                    161: static int       termp_qq_pre(DECL_ARGS);
                    162: static int       termp_rs_pre(DECL_ARGS);
                    163: static int       termp_rv_pre(DECL_ARGS);
                    164: static int       termp_sh_pre(DECL_ARGS);
                    165: static int       termp_sm_pre(DECL_ARGS);
                    166: static int       termp_sq_pre(DECL_ARGS);
                    167: static int       termp_ss_pre(DECL_ARGS);
                    168: static int       termp_sx_pre(DECL_ARGS);
                    169: static int       termp_sy_pre(DECL_ARGS);
                    170: static int       termp_ud_pre(DECL_ARGS);
                    171: static int       termp_va_pre(DECL_ARGS);
                    172: static int       termp_vt_pre(DECL_ARGS);
                    173: static int       termp_xr_pre(DECL_ARGS);
                    174: static int       termp_xx_pre(DECL_ARGS);
                    175:
1.1       kristaps  176: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  177:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  178:        { NULL, NULL }, /* Dd */
                    179:        { NULL, NULL }, /* Dt */
                    180:        { NULL, NULL }, /* Os */
                    181:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    182:        { termp_ss_pre, termp_ss_post }, /* Ss */
                    183:        { termp_pp_pre, NULL }, /* Pp */
                    184:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    185:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    186:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    187:        { NULL, NULL }, /* Ed */
                    188:        { NULL, termp_bl_post }, /* Bl */
                    189:        { NULL, NULL }, /* El */
                    190:        { termp_it_pre, termp_it_post }, /* It */
                    191:        { NULL, NULL }, /* Ad */
                    192:        { NULL, NULL }, /* An */
                    193:        { termp_ar_pre, NULL }, /* Ar */
                    194:        { termp_cd_pre, NULL }, /* Cd */
                    195:        { termp_cm_pre, NULL }, /* Cm */
                    196:        { NULL, NULL }, /* Dv */
                    197:        { NULL, NULL }, /* Er */
                    198:        { NULL, NULL }, /* Ev */
                    199:        { termp_ex_pre, NULL }, /* Ex */
                    200:        { termp_fa_pre, NULL }, /* Fa */
                    201:        { termp_fd_pre, termp_fd_post }, /* Fd */
                    202:        { termp_fl_pre, NULL }, /* Fl */
                    203:        { termp_fn_pre, termp_fn_post }, /* Fn */
                    204:        { termp_ft_pre, termp_ft_post }, /* Ft */
                    205:        { termp_ic_pre, NULL }, /* Ic */
                    206:        { termp_in_pre, termp_in_post }, /* In */
                    207:        { NULL, NULL }, /* Li */
                    208:        { termp_nd_pre, NULL }, /* Nd */
                    209:        { termp_nm_pre, NULL }, /* Nm */
                    210:        { termp_op_pre, termp_op_post }, /* Op */
                    211:        { NULL, NULL }, /* Ot */
                    212:        { termp_pa_pre, NULL }, /* Pa */
                    213:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  214:        { NULL, NULL }, /* St */
1.1       kristaps  215:        { termp_va_pre, NULL }, /* Va */
                    216:        { termp_vt_pre, termp_vt_post }, /* Vt */
                    217:        { termp_xr_pre, NULL }, /* Xr */
                    218:        { NULL, termp____post }, /* %A */
                    219:        { NULL, termp____post }, /* %B */
                    220:        { NULL, termp____post }, /* %D */
                    221:        { NULL, termp____post }, /* %I */
                    222:        { termp__j_pre, termp____post }, /* %J */
                    223:        { NULL, termp____post }, /* %N */
                    224:        { NULL, termp____post }, /* %O */
                    225:        { NULL, termp____post }, /* %P */
                    226:        { NULL, termp____post }, /* %R */
                    227:        { termp__t_pre, termp__t_post }, /* %T */
                    228:        { NULL, termp____post }, /* %V */
                    229:        { NULL, NULL }, /* Ac */
                    230:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    231:        { termp_aq_pre, termp_aq_post }, /* Aq */
1.35      kristaps  232:        { NULL, NULL }, /* At */
1.1       kristaps  233:        { NULL, NULL }, /* Bc */
                    234:        { termp_bf_pre, NULL }, /* Bf */
                    235:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    236:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  237:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  238:        { NULL, termp_bx_post }, /* Bx */
                    239:        { NULL, NULL }, /* Db */
                    240:        { NULL, NULL }, /* Dc */
                    241:        { termp_dq_pre, termp_dq_post }, /* Do */
                    242:        { termp_dq_pre, termp_dq_post }, /* Dq */
                    243:        { NULL, NULL }, /* Ec */
                    244:        { NULL, NULL }, /* Ef */
                    245:        { termp_em_pre, NULL }, /* Em */
                    246:        { NULL, NULL }, /* Eo */
1.26      kristaps  247:        { termp_xx_pre, NULL }, /* Fx */
1.1       kristaps  248:        { termp_ms_pre, NULL }, /* Ms */
                    249:        { NULL, NULL }, /* No */
                    250:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  251:        { termp_xx_pre, NULL }, /* Nx */
                    252:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  253:        { NULL, NULL }, /* Pc */
                    254:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    255:        { termp_pq_pre, termp_pq_post }, /* Po */
                    256:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    257:        { NULL, NULL }, /* Qc */
                    258:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    259:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    260:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    261:        { NULL, NULL }, /* Re */
                    262:        { termp_rs_pre, NULL }, /* Rs */
                    263:        { NULL, NULL }, /* Sc */
                    264:        { termp_sq_pre, termp_sq_post }, /* So */
                    265:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    266:        { termp_sm_pre, NULL }, /* Sm */
                    267:        { termp_sx_pre, NULL }, /* Sx */
                    268:        { termp_sy_pre, NULL }, /* Sy */
                    269:        { NULL, NULL }, /* Tn */
1.26      kristaps  270:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  271:        { NULL, NULL }, /* Xc */
                    272:        { NULL, NULL }, /* Xo */
                    273:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    274:        { NULL, NULL }, /* Fc */
                    275:        { termp_op_pre, termp_op_post }, /* Oo */
                    276:        { NULL, NULL }, /* Oc */
                    277:        { NULL, NULL }, /* Bk */
                    278:        { NULL, NULL }, /* Ek */
                    279:        { termp_bt_pre, NULL }, /* Bt */
                    280:        { NULL, NULL }, /* Hf */
                    281:        { NULL, NULL }, /* Fr */
                    282:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  283:        { NULL, termp_lb_post }, /* Lb */
1.14      kristaps  284:        { termp_pp_pre, NULL }, /* Lp */
1.1       kristaps  285:        { termp_lk_pre, NULL }, /* Lk */
                    286:        { termp_mt_pre, NULL }, /* Mt */
                    287:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    288:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    289:        { NULL, NULL }, /* Brc */
                    290:        { NULL, NULL }, /* %C */
                    291:        { NULL, NULL }, /* Es */
                    292:        { NULL, NULL }, /* En */
1.26      kristaps  293:        { termp_xx_pre, NULL }, /* Dx */
1.1       kristaps  294:        { NULL, NULL }, /* %Q */
                    295: };
                    296:
1.2       kristaps  297: #ifdef __linux__
1.9       kristaps  298: extern size_t    strlcpy(char *, const char *, size_t);
                    299: extern size_t    strlcat(char *, const char *, size_t);
1.2       kristaps  300: #endif
                    301:
1.1       kristaps  302: static int       arg_hasattr(int, const struct mdoc_node *);
                    303: static int       arg_getattrs(const int *, int *, size_t,
                    304:                        const struct mdoc_node *);
                    305: static int       arg_getattr(int, const struct mdoc_node *);
                    306: static size_t    arg_offset(const struct mdoc_argv *);
                    307: static size_t    arg_width(const struct mdoc_argv *, int);
                    308: static int       arg_listtype(const struct mdoc_node *);
                    309: static int       fmt_block_vspace(struct termp *,
                    310:                        const struct mdoc_node *,
                    311:                        const struct mdoc_node *);
1.3       kristaps  312: static void      print_node(DECL_ARGS);
                    313: static void      print_head(struct termp *,
1.1       kristaps  314:                        const struct mdoc_meta *);
1.3       kristaps  315: static void      print_body(DECL_ARGS);
                    316: static void      print_foot(struct termp *,
1.1       kristaps  317:                        const struct mdoc_meta *);
                    318:
                    319:
                    320: int
                    321: mdoc_run(struct termp *p, const struct mdoc *m)
                    322: {
1.9       kristaps  323:        /*
                    324:         * Main output function.  When this is called, assume that the
                    325:         * tree is properly formed.
                    326:         */
1.3       kristaps  327:        print_head(p, mdoc_meta(m));
1.14      kristaps  328:        assert(mdoc_node(m));
                    329:        assert(MDOC_ROOT == mdoc_node(m)->type);
                    330:        if (mdoc_node(m)->child)
                    331:                print_body(p, NULL, mdoc_meta(m), mdoc_node(m)->child);
1.3       kristaps  332:        print_foot(p, mdoc_meta(m));
                    333:        return(1);
1.1       kristaps  334: }
                    335:
                    336:
1.3       kristaps  337: static void
1.1       kristaps  338: print_body(DECL_ARGS)
                    339: {
                    340:
1.3       kristaps  341:        print_node(p, pair, meta, node);
1.1       kristaps  342:        if ( ! node->next)
1.3       kristaps  343:                return;
                    344:        print_body(p, pair, meta, node->next);
1.1       kristaps  345: }
                    346:
                    347:
1.3       kristaps  348: static void
1.1       kristaps  349: print_node(DECL_ARGS)
                    350: {
                    351:        int              dochild;
                    352:        struct termpair  npair;
1.30      kristaps  353:        size_t           offset, rmargin;
1.1       kristaps  354:
                    355:        dochild = 1;
1.29      kristaps  356:        offset = p->offset;
1.30      kristaps  357:        rmargin = p->rmargin;
1.29      kristaps  358:
1.1       kristaps  359:        npair.ppair = pair;
                    360:        npair.flag = 0;
                    361:        npair.count = 0;
                    362:
                    363:        if (MDOC_TEXT != node->type) {
                    364:                if (termacts[node->tok].pre)
                    365:                        if ( ! (*termacts[node->tok].pre)(p, &npair, meta, node))
                    366:                                dochild = 0;
                    367:        } else /* MDOC_TEXT == node->type */
                    368:                term_word(p, node->string);
                    369:
                    370:        /* Children. */
                    371:
1.28      kristaps  372:        p->flags |= npair.flag;
1.1       kristaps  373:
                    374:        if (dochild && node->child)
                    375:                print_body(p, &npair, meta, node->child);
                    376:
                    377:        /* Post-processing. */
                    378:
                    379:        if (MDOC_TEXT != node->type)
                    380:                if (termacts[node->tok].post)
                    381:                        (*termacts[node->tok].post)(p, &npair, meta, node);
1.29      kristaps  382:
                    383:        p->offset = offset;
1.30      kristaps  384:        p->rmargin = rmargin;
1.29      kristaps  385:        p->flags &= ~npair.flag;
1.1       kristaps  386: }
                    387:
                    388:
1.3       kristaps  389: static void
1.1       kristaps  390: print_foot(struct termp *p, const struct mdoc_meta *meta)
                    391: {
                    392:        struct tm       *tm;
                    393:        char            *buf, *os;
                    394:
1.9       kristaps  395:        /*
                    396:         * Output the footer in new-groff style, that is, three columns
                    397:         * with the middle being the manual date and flanking columns
                    398:         * being the operating system:
                    399:         *
                    400:         * SYSTEM                  DATE                    SYSTEM
                    401:         */
                    402:
1.1       kristaps  403:        if (NULL == (buf = malloc(p->rmargin)))
                    404:                err(1, "malloc");
                    405:        if (NULL == (os = malloc(p->rmargin)))
                    406:                err(1, "malloc");
                    407:
                    408:        tm = localtime(&meta->date);
                    409:
1.42    ! kristaps  410:        if (0 == strftime(buf, p->rmargin, "%B %e, %Y", tm))
1.1       kristaps  411:                err(1, "strftime");
                    412:
                    413:        (void)strlcpy(os, meta->os, p->rmargin);
                    414:
                    415:        term_vspace(p);
                    416:
1.9       kristaps  417:        p->offset = 0;
                    418:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  419:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    420:
                    421:        term_word(p, os);
                    422:        term_flushln(p);
                    423:
1.9       kristaps  424:        p->offset = p->rmargin;
                    425:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  426:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  427:
                    428:        term_word(p, buf);
                    429:        term_flushln(p);
                    430:
1.1       kristaps  431:        p->offset = p->rmargin;
                    432:        p->rmargin = p->maxrmargin;
                    433:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  434:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  435:
1.9       kristaps  436:        term_word(p, os);
1.1       kristaps  437:        term_flushln(p);
                    438:
1.9       kristaps  439:        p->offset = 0;
                    440:        p->rmargin = p->maxrmargin;
                    441:        p->flags = 0;
                    442:
1.1       kristaps  443:        free(buf);
                    444:        free(os);
                    445: }
                    446:
                    447:
1.3       kristaps  448: static void
1.1       kristaps  449: print_head(struct termp *p, const struct mdoc_meta *meta)
                    450: {
                    451:        char            *buf, *title;
                    452:
                    453:        p->rmargin = p->maxrmargin;
                    454:        p->offset = 0;
                    455:
                    456:        if (NULL == (buf = malloc(p->rmargin)))
                    457:                err(1, "malloc");
                    458:        if (NULL == (title = malloc(p->rmargin)))
                    459:                err(1, "malloc");
                    460:
                    461:        /*
                    462:         * The header is strange.  It has three components, which are
                    463:         * really two with the first duplicated.  It goes like this:
                    464:         *
                    465:         * IDENTIFIER              TITLE                   IDENTIFIER
                    466:         *
                    467:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    468:         * (if given, or "unknown" if not) followed by the manual page
                    469:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    470:         * string depending on the manual volume.  If not specified, it
                    471:         * switches on the manual section.
                    472:         */
                    473:
                    474:        assert(meta->vol);
                    475:        (void)strlcpy(buf, meta->vol, p->rmargin);
                    476:
                    477:        if (meta->arch) {
                    478:                (void)strlcat(buf, " (", p->rmargin);
                    479:                (void)strlcat(buf, meta->arch, p->rmargin);
                    480:                (void)strlcat(buf, ")", p->rmargin);
                    481:        }
                    482:
                    483:        (void)snprintf(title, p->rmargin, "%s(%d)",
                    484:                        meta->title, meta->msec);
                    485:
                    486:        p->offset = 0;
1.8       kristaps  487:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  488:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    489:
                    490:        term_word(p, title);
                    491:        term_flushln(p);
                    492:
                    493:        p->offset = p->rmargin;
                    494:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  495:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  496:
                    497:        term_word(p, buf);
                    498:        term_flushln(p);
                    499:
                    500:        p->offset = p->rmargin;
                    501:        p->rmargin = p->maxrmargin;
                    502:        p->flags &= ~TERMP_NOBREAK;
                    503:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    504:
                    505:        term_word(p, title);
                    506:        term_flushln(p);
                    507:
1.9       kristaps  508:        p->offset = 0;
1.1       kristaps  509:        p->rmargin = p->maxrmargin;
                    510:        p->flags &= ~TERMP_NOSPACE;
                    511:
                    512:        free(title);
                    513:        free(buf);
                    514: }
                    515:
                    516:
                    517: static size_t
                    518: arg_width(const struct mdoc_argv *arg, int pos)
                    519: {
                    520:        int              i, len;
1.40      kristaps  521:        const char      *p;
1.1       kristaps  522:
                    523:        assert(pos < (int)arg->sz && pos >= 0);
                    524:        assert(arg->value[pos]);
                    525:
1.40      kristaps  526:        p = arg->value[pos];
                    527:
                    528:        if (0 == (len = (int)strlen(p)))
1.1       kristaps  529:                return(0);
                    530:
                    531:        for (i = 0; i < len - 1; i++)
1.40      kristaps  532:                if ( ! isdigit((u_char)p[i]))
1.1       kristaps  533:                        break;
                    534:
1.40      kristaps  535:        if (i == len - 1)
                    536:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    537:                        return((size_t)atoi(p) + 2);
1.1       kristaps  538:
1.40      kristaps  539:        return((size_t)len + 2);
1.1       kristaps  540: }
                    541:
                    542:
                    543: static int
                    544: arg_listtype(const struct mdoc_node *n)
                    545: {
                    546:        int              i, len;
                    547:
                    548:        assert(MDOC_BLOCK == n->type);
                    549:
                    550:        len = (int)(n->args ? n->args->argc : 0);
                    551:
                    552:        for (i = 0; i < len; i++)
                    553:                switch (n->args->argv[i].arg) {
                    554:                case (MDOC_Bullet):
                    555:                        /* FALLTHROUGH */
                    556:                case (MDOC_Dash):
                    557:                        /* FALLTHROUGH */
                    558:                case (MDOC_Enum):
                    559:                        /* FALLTHROUGH */
                    560:                case (MDOC_Hyphen):
                    561:                        /* FALLTHROUGH */
                    562:                case (MDOC_Tag):
                    563:                        /* FALLTHROUGH */
                    564:                case (MDOC_Inset):
                    565:                        /* FALLTHROUGH */
                    566:                case (MDOC_Diag):
                    567:                        /* FALLTHROUGH */
                    568:                case (MDOC_Item):
                    569:                        /* FALLTHROUGH */
                    570:                case (MDOC_Column):
                    571:                        /* FALLTHROUGH */
1.38      kristaps  572:                case (MDOC_Hang):
                    573:                        /* FALLTHROUGH */
1.1       kristaps  574:                case (MDOC_Ohang):
                    575:                        return(n->args->argv[i].arg);
                    576:                default:
                    577:                        break;
                    578:                }
                    579:
1.38      kristaps  580:        return(-1);
1.1       kristaps  581: }
                    582:
                    583:
                    584: static size_t
                    585: arg_offset(const struct mdoc_argv *arg)
                    586: {
1.40      kristaps  587:        int              len, i;
                    588:        const char      *p;
1.1       kristaps  589:
                    590:        assert(*arg->value);
1.40      kristaps  591:        p = *arg->value;
                    592:
                    593:        if (0 == strcmp(p, "left"))
1.19      kristaps  594:                return(0);
1.40      kristaps  595:        if (0 == strcmp(p, "indent"))
1.16      kristaps  596:                return(INDENT + 1);
1.40      kristaps  597:        if (0 == strcmp(p, "indent-two"))
1.20      kristaps  598:                return((INDENT + 1) * 2);
1.10      kristaps  599:
1.40      kristaps  600:        if (0 == (len = (int)strlen(p)))
                    601:                return(0);
                    602:
                    603:        for (i = 0; i < len - 1; i++)
                    604:                if ( ! isdigit((u_char)p[i]))
                    605:                        break;
                    606:
                    607:        if (i == len - 1)
                    608:                if ('n' == p[len - 1] || 'm' == p[len - 1])
                    609:                        return((size_t)atoi(p));
1.11      kristaps  610:
1.40      kristaps  611:        return((size_t)len);
1.1       kristaps  612: }
                    613:
                    614:
                    615: static int
                    616: arg_hasattr(int arg, const struct mdoc_node *n)
                    617: {
                    618:
                    619:        return(-1 != arg_getattr(arg, n));
                    620: }
                    621:
                    622:
                    623: static int
                    624: arg_getattr(int v, const struct mdoc_node *n)
                    625: {
                    626:        int              val;
                    627:
                    628:        return(arg_getattrs(&v, &val, 1, n) ? val : -1);
                    629: }
                    630:
                    631:
                    632: static int
                    633: arg_getattrs(const int *keys, int *vals,
                    634:                size_t sz, const struct mdoc_node *n)
                    635: {
                    636:        int              i, j, k;
                    637:
                    638:        if (NULL == n->args)
                    639:                return(0);
                    640:
                    641:        for (k = i = 0; i < (int)n->args->argc; i++)
                    642:                for (j = 0; j < (int)sz; j++)
                    643:                        if (n->args->argv[i].arg == keys[j]) {
                    644:                                vals[j] = i;
                    645:                                k++;
                    646:                        }
                    647:        return(k);
                    648: }
                    649:
                    650:
                    651: /* ARGSUSED */
                    652: static int
                    653: fmt_block_vspace(struct termp *p,
                    654:                const struct mdoc_node *bl,
                    655:                const struct mdoc_node *node)
                    656: {
                    657:        const struct mdoc_node *n;
                    658:
                    659:        term_newln(p);
                    660:
                    661:        if (arg_hasattr(MDOC_Compact, bl))
                    662:                return(1);
                    663:
                    664:        for (n = node; n; n = n->parent) {
                    665:                if (MDOC_BLOCK != n->type)
                    666:                        continue;
                    667:                if (MDOC_Ss == n->tok)
                    668:                        break;
                    669:                if (MDOC_Sh == n->tok)
                    670:                        break;
                    671:                if (NULL == n->prev)
                    672:                        continue;
                    673:                term_vspace(p);
                    674:                break;
                    675:        }
                    676:
                    677:        return(1);
                    678: }
                    679:
                    680:
                    681: /* ARGSUSED */
                    682: static int
                    683: termp_dq_pre(DECL_ARGS)
                    684: {
                    685:
                    686:        if (MDOC_BODY != node->type)
                    687:                return(1);
                    688:
                    689:        term_word(p, "\\(lq");
                    690:        p->flags |= TERMP_NOSPACE;
                    691:        return(1);
                    692: }
                    693:
                    694:
                    695: /* ARGSUSED */
                    696: static void
                    697: termp_dq_post(DECL_ARGS)
                    698: {
                    699:
                    700:        if (MDOC_BODY != node->type)
                    701:                return;
                    702:
                    703:        p->flags |= TERMP_NOSPACE;
                    704:        term_word(p, "\\(rq");
                    705: }
                    706:
                    707:
                    708: /* ARGSUSED */
                    709: static int
                    710: termp_it_pre(DECL_ARGS)
                    711: {
                    712:        const struct mdoc_node *bl, *n;
                    713:        char                    buf[7];
1.39      kristaps  714:        int                     i, type, keys[3], vals[3];
1.1       kristaps  715:        size_t                  width, offset;
                    716:
                    717:        if (MDOC_BLOCK == node->type)
                    718:                return(fmt_block_vspace(p, node->parent->parent, node));
                    719:
                    720:        bl = node->parent->parent->parent;
                    721:
                    722:        /* Save parent attributes. */
                    723:
                    724:        pair->flag = p->flags;
                    725:
                    726:        /* Get list width and offset. */
                    727:
                    728:        keys[0] = MDOC_Width;
                    729:        keys[1] = MDOC_Offset;
                    730:        keys[2] = MDOC_Column;
                    731:
                    732:        vals[0] = vals[1] = vals[2] = -1;
                    733:
                    734:        width = offset = 0;
                    735:
                    736:        (void)arg_getattrs(keys, vals, 3, bl);
                    737:
                    738:        type = arg_listtype(bl);
1.38      kristaps  739:        assert(-1 != type);
1.1       kristaps  740:
                    741:        /* Calculate real width and offset. */
                    742:
                    743:        switch (type) {
                    744:        case (MDOC_Column):
                    745:                if (MDOC_BODY == node->type)
                    746:                        break;
                    747:                for (i = 0, n = node->prev; n; n = n->prev, i++)
                    748:                        offset += arg_width
                    749:                                (&bl->args->argv[vals[2]], i);
                    750:                assert(i < (int)bl->args->argv[vals[2]].sz);
                    751:                width = arg_width(&bl->args->argv[vals[2]], i);
                    752:                if (vals[1] >= 0)
                    753:                        offset += arg_offset(&bl->args->argv[vals[1]]);
                    754:                break;
                    755:        default:
                    756:                if (vals[0] >= 0)
                    757:                        width = arg_width(&bl->args->argv[vals[0]], 0);
                    758:                if (vals[1] >= 0)
1.19      kristaps  759:                        offset += arg_offset(&bl->args->argv[vals[1]]);
1.1       kristaps  760:                break;
                    761:        }
                    762:
                    763:        /*
                    764:         * List-type can override the width in the case of fixed-head
                    765:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.38      kristaps  766:         * offset.  FIXME: double-check that correct.
1.1       kristaps  767:         */
                    768:
                    769:        switch (type) {
                    770:        case (MDOC_Bullet):
                    771:                /* FALLTHROUGH */
                    772:        case (MDOC_Dash):
                    773:                /* FALLTHROUGH */
                    774:        case (MDOC_Hyphen):
                    775:                if (width < 4)
                    776:                        width = 4;
                    777:                break;
1.17      kristaps  778:        case (MDOC_Enum):
                    779:                if (width < 5)
                    780:                        width = 5;
                    781:                break;
1.38      kristaps  782:        case (MDOC_Hang):
1.39      kristaps  783:                if (0 == width)
                    784:                        width = 8;
                    785:                break;
1.1       kristaps  786:        case (MDOC_Tag):
                    787:                if (0 == width)
                    788:                        width = 10;
                    789:                break;
                    790:        default:
                    791:                break;
                    792:        }
                    793:
                    794:        /*
1.17      kristaps  795:         * Whitespace control.  Inset bodies need an initial space,
                    796:         * while diagonal bodies need two.
1.1       kristaps  797:         */
                    798:
                    799:        switch (type) {
                    800:        case (MDOC_Diag):
1.17      kristaps  801:                term_word(p, "\\ ");
1.1       kristaps  802:                /* FALLTHROUGH */
                    803:        case (MDOC_Inset):
                    804:                if (MDOC_BODY == node->type)
                    805:                        p->flags &= ~TERMP_NOSPACE;
                    806:                else
                    807:                        p->flags |= TERMP_NOSPACE;
                    808:                break;
                    809:        default:
                    810:                p->flags |= TERMP_NOSPACE;
                    811:                break;
                    812:        }
                    813:
                    814:        /*
                    815:         * Style flags.  Diagnostic heads need TTYPE_DIAG.
                    816:         */
                    817:
                    818:        switch (type) {
                    819:        case (MDOC_Diag):
                    820:                if (MDOC_HEAD == node->type)
                    821:                        p->flags |= ttypes[TTYPE_DIAG];
                    822:                break;
                    823:        default:
                    824:                break;
                    825:        }
                    826:
                    827:        /*
                    828:         * Pad and break control.  This is the tricker part.  Lists with
                    829:         * set right-margins for the head get TERMP_NOBREAK because, if
                    830:         * they overrun the margin, they wrap to the new margin.
                    831:         * Correspondingly, the body for these types don't left-pad, as
                    832:         * the head will pad out to to the right.
                    833:         */
                    834:
                    835:        switch (type) {
                    836:        case (MDOC_Bullet):
                    837:                /* FALLTHROUGH */
                    838:        case (MDOC_Dash):
                    839:                /* FALLTHROUGH */
                    840:        case (MDOC_Enum):
                    841:                /* FALLTHROUGH */
                    842:        case (MDOC_Hyphen):
1.39      kristaps  843:                if (MDOC_HEAD == node->type)
                    844:                        p->flags |= TERMP_NOBREAK;
                    845:                else
                    846:                        p->flags |= TERMP_NOLPAD;
                    847:                break;
1.38      kristaps  848:        case (MDOC_Hang):
1.39      kristaps  849:                if (MDOC_HEAD == node->type)
                    850:                        p->flags |= TERMP_NOBREAK;
                    851:                else
                    852:                        p->flags |= TERMP_NOLPAD;
                    853:
                    854:                if (MDOC_HEAD == node->type)
                    855:                        p->flags |= TERMP_HANG;
                    856:                break;
1.1       kristaps  857:        case (MDOC_Tag):
                    858:                if (MDOC_HEAD == node->type)
                    859:                        p->flags |= TERMP_NOBREAK;
                    860:                else
                    861:                        p->flags |= TERMP_NOLPAD;
1.38      kristaps  862:
1.39      kristaps  863:                if (MDOC_HEAD != node->type)
                    864:                        break;
                    865:                if (NULL == node->next || NULL == node->next->child)
                    866:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  867:                break;
                    868:        case (MDOC_Column):
                    869:                if (MDOC_HEAD == node->type) {
                    870:                        assert(node->next);
                    871:                        if (MDOC_BODY == node->next->type)
                    872:                                p->flags &= ~TERMP_NOBREAK;
                    873:                        else
                    874:                                p->flags |= TERMP_NOBREAK;
                    875:                        if (node->prev)
                    876:                                p->flags |= TERMP_NOLPAD;
                    877:                }
                    878:                break;
                    879:        case (MDOC_Diag):
                    880:                if (MDOC_HEAD == node->type)
                    881:                        p->flags |= TERMP_NOBREAK;
                    882:                break;
                    883:        default:
                    884:                break;
                    885:        }
                    886:
                    887:        /*
                    888:         * Margin control.  Set-head-width lists have their right
                    889:         * margins shortened.  The body for these lists has the offset
                    890:         * necessarily lengthened.  Everybody gets the offset.
                    891:         */
                    892:
                    893:        p->offset += offset;
                    894:
                    895:        switch (type) {
                    896:        case (MDOC_Bullet):
                    897:                /* FALLTHROUGH */
                    898:        case (MDOC_Dash):
                    899:                /* FALLTHROUGH */
                    900:        case (MDOC_Enum):
                    901:                /* FALLTHROUGH */
                    902:        case (MDOC_Hyphen):
                    903:                /* FALLTHROUGH */
1.38      kristaps  904:        case (MDOC_Hang):
                    905:                /* FALLTHROUGH */
1.1       kristaps  906:        case (MDOC_Tag):
                    907:                if (MDOC_HEAD == node->type)
                    908:                        p->rmargin = p->offset + width;
                    909:                else
                    910:                        p->offset += width;
                    911:                break;
                    912:        case (MDOC_Column):
                    913:                p->rmargin = p->offset + width;
                    914:                break;
                    915:        default:
                    916:                break;
                    917:        }
                    918:
                    919:        /*
                    920:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  921:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  922:         */
                    923:
                    924:        if (MDOC_HEAD == node->type)
                    925:                switch (type) {
                    926:                case (MDOC_Bullet):
1.15      kristaps  927:                        p->flags |= TERMP_BOLD;
1.1       kristaps  928:                        term_word(p, "\\[bu]");
1.39      kristaps  929:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  930:                        break;
                    931:                case (MDOC_Dash):
                    932:                        /* FALLTHROUGH */
                    933:                case (MDOC_Hyphen):
1.15      kristaps  934:                        p->flags |= TERMP_BOLD;
1.27      kristaps  935:                        term_word(p, "\\(hy");
1.39      kristaps  936:                        p->flags &= ~TERMP_BOLD;
1.1       kristaps  937:                        break;
                    938:                case (MDOC_Enum):
                    939:                        (pair->ppair->ppair->count)++;
                    940:                        (void)snprintf(buf, sizeof(buf), "%d.",
                    941:                                        pair->ppair->ppair->count);
                    942:                        term_word(p, buf);
                    943:                        break;
                    944:                default:
                    945:                        break;
                    946:                }
                    947:
                    948:        /*
                    949:         * If we're not going to process our children, indicate so here.
                    950:         */
                    951:
                    952:        switch (type) {
                    953:        case (MDOC_Bullet):
                    954:                /* FALLTHROUGH */
                    955:        case (MDOC_Item):
                    956:                /* FALLTHROUGH */
                    957:        case (MDOC_Dash):
                    958:                /* FALLTHROUGH */
                    959:        case (MDOC_Hyphen):
                    960:                /* FALLTHROUGH */
                    961:        case (MDOC_Enum):
                    962:                if (MDOC_HEAD == node->type)
                    963:                        return(0);
                    964:                break;
                    965:        case (MDOC_Column):
                    966:                if (MDOC_BODY == node->type)
                    967:                        return(0);
                    968:                break;
                    969:        default:
                    970:                break;
                    971:        }
                    972:
                    973:        return(1);
                    974: }
                    975:
                    976:
                    977: /* ARGSUSED */
                    978: static void
                    979: termp_it_post(DECL_ARGS)
                    980: {
                    981:        int                type;
                    982:
                    983:        if (MDOC_BODY != node->type && MDOC_HEAD != node->type)
                    984:                return;
                    985:
                    986:        type = arg_listtype(node->parent->parent->parent);
1.38      kristaps  987:        assert(-1 != type);
1.1       kristaps  988:
                    989:        switch (type) {
                    990:        case (MDOC_Diag):
                    991:                /* FALLTHROUGH */
                    992:        case (MDOC_Item):
                    993:                /* FALLTHROUGH */
                    994:        case (MDOC_Inset):
                    995:                if (MDOC_BODY == node->type)
                    996:                        term_flushln(p);
                    997:                break;
                    998:        case (MDOC_Column):
                    999:                if (MDOC_HEAD == node->type)
                   1000:                        term_flushln(p);
                   1001:                break;
                   1002:        default:
                   1003:                term_flushln(p);
                   1004:                break;
                   1005:        }
                   1006:
                   1007:        p->flags = pair->flag;
                   1008: }
                   1009:
                   1010:
                   1011: /* ARGSUSED */
                   1012: static int
                   1013: termp_nm_pre(DECL_ARGS)
                   1014: {
                   1015:
                   1016:        if (SEC_SYNOPSIS == node->sec)
                   1017:                term_newln(p);
                   1018:
1.28      kristaps 1019:        pair->flag |= ttypes[TTYPE_PROG];
                   1020:        p->flags |= ttypes[TTYPE_PROG];
                   1021:
1.1       kristaps 1022:        if (NULL == node->child)
                   1023:                term_word(p, meta->name);
                   1024:
                   1025:        return(1);
                   1026: }
                   1027:
                   1028:
                   1029: /* ARGSUSED */
                   1030: static int
                   1031: termp_fl_pre(DECL_ARGS)
                   1032: {
                   1033:
1.28      kristaps 1034:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
                   1035:        p->flags |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1036:        term_word(p, "\\-");
                   1037:        p->flags |= TERMP_NOSPACE;
                   1038:        return(1);
                   1039: }
                   1040:
                   1041:
                   1042: /* ARGSUSED */
                   1043: static int
                   1044: termp_ar_pre(DECL_ARGS)
                   1045: {
                   1046:
1.28      kristaps 1047:        pair->flag |= ttypes[TTYPE_CMD_ARG];
1.1       kristaps 1048:        return(1);
                   1049: }
                   1050:
                   1051:
                   1052: /* ARGSUSED */
                   1053: static int
                   1054: termp_ns_pre(DECL_ARGS)
                   1055: {
                   1056:
                   1057:        p->flags |= TERMP_NOSPACE;
                   1058:        return(1);
                   1059: }
                   1060:
                   1061:
                   1062: /* ARGSUSED */
                   1063: static int
                   1064: termp_pp_pre(DECL_ARGS)
                   1065: {
                   1066:
                   1067:        term_vspace(p);
                   1068:        return(1);
                   1069: }
                   1070:
                   1071:
                   1072: /* ARGSUSED */
                   1073: static int
                   1074: termp_rs_pre(DECL_ARGS)
                   1075: {
                   1076:
                   1077:        if (MDOC_BLOCK == node->type && node->prev)
                   1078:                term_vspace(p);
                   1079:        return(1);
                   1080: }
                   1081:
                   1082:
                   1083: /* ARGSUSED */
                   1084: static int
                   1085: termp_rv_pre(DECL_ARGS)
                   1086: {
                   1087:        int              i;
                   1088:
1.34      kristaps 1089:        i = arg_getattr(MDOC_Std, node);
                   1090:        assert(-1 != i);
                   1091:        assert(node->args->argv[i].sz);
1.1       kristaps 1092:
                   1093:        term_newln(p);
                   1094:        term_word(p, "The");
                   1095:
                   1096:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1097:        term_word(p, *node->args->argv[i].value);
                   1098:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1099:        p->flags |= TERMP_NOSPACE;
                   1100:
                   1101:                term_word(p, "() function returns the value 0 if successful;");
                   1102:                term_word(p, "otherwise the value -1 is returned and the");
                   1103:                term_word(p, "global variable");
                   1104:
                   1105:        p->flags |= ttypes[TTYPE_VAR_DECL];
                   1106:        term_word(p, "errno");
                   1107:        p->flags &= ~ttypes[TTYPE_VAR_DECL];
                   1108:
                   1109:                term_word(p, "is set to indicate the error.");
                   1110:
                   1111:        return(1);
                   1112: }
                   1113:
                   1114:
                   1115: /* ARGSUSED */
                   1116: static int
                   1117: termp_ex_pre(DECL_ARGS)
                   1118: {
                   1119:        int              i;
                   1120:
1.34      kristaps 1121:        i = arg_getattr(MDOC_Std, node);
                   1122:        assert(-1 != i);
                   1123:        assert(node->args->argv[i].sz);
1.1       kristaps 1124:
                   1125:        term_word(p, "The");
                   1126:        p->flags |= ttypes[TTYPE_PROG];
                   1127:        term_word(p, *node->args->argv[i].value);
                   1128:        p->flags &= ~ttypes[TTYPE_PROG];
                   1129:                term_word(p, "utility exits 0 on success, and >0 if an error occurs.");
                   1130:
                   1131:        return(1);
                   1132: }
                   1133:
                   1134:
                   1135: /* ARGSUSED */
                   1136: static int
                   1137: termp_nd_pre(DECL_ARGS)
                   1138: {
1.25      kristaps 1139:
                   1140:        if (MDOC_BODY != node->type)
                   1141:                return(1);
1.30      kristaps 1142:
1.27      kristaps 1143: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1144:        term_word(p, "\\(en");
1.23      kristaps 1145: #else
                   1146:        term_word(p, "\\(em");
                   1147: #endif
1.1       kristaps 1148:        return(1);
                   1149: }
                   1150:
                   1151:
                   1152: /* ARGSUSED */
                   1153: static void
                   1154: termp_bl_post(DECL_ARGS)
                   1155: {
                   1156:
                   1157:        if (MDOC_BLOCK == node->type)
                   1158:                term_newln(p);
                   1159: }
                   1160:
                   1161:
                   1162: /* ARGSUSED */
                   1163: static void
                   1164: termp_op_post(DECL_ARGS)
                   1165: {
                   1166:
                   1167:        if (MDOC_BODY != node->type)
                   1168:                return;
                   1169:        p->flags |= TERMP_NOSPACE;
                   1170:        term_word(p, "\\(rB");
                   1171: }
                   1172:
                   1173:
                   1174: /* ARGSUSED */
                   1175: static int
                   1176: termp_xr_pre(DECL_ARGS)
                   1177: {
                   1178:        const struct mdoc_node *n;
                   1179:
1.11      kristaps 1180:        assert(node->child && MDOC_TEXT == node->child->type);
                   1181:        n = node->child;
                   1182:
1.1       kristaps 1183:        term_word(p, n->string);
                   1184:        if (NULL == (n = n->next))
                   1185:                return(0);
                   1186:        p->flags |= TERMP_NOSPACE;
                   1187:        term_word(p, "(");
                   1188:        p->flags |= TERMP_NOSPACE;
                   1189:        term_word(p, n->string);
                   1190:        p->flags |= TERMP_NOSPACE;
                   1191:        term_word(p, ")");
                   1192:        return(0);
                   1193: }
                   1194:
                   1195:
                   1196: /* ARGSUSED */
                   1197: static int
                   1198: termp_vt_pre(DECL_ARGS)
                   1199: {
                   1200:
                   1201:        /* FIXME: this can be "type name". */
1.29      kristaps 1202:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1203:        return(1);
                   1204: }
                   1205:
                   1206:
                   1207: /* ARGSUSED */
                   1208: static void
                   1209: termp_vt_post(DECL_ARGS)
                   1210: {
                   1211:
1.32      kristaps 1212:        if (node->sec != SEC_SYNOPSIS)
                   1213:                return;
                   1214:        if (node->next && MDOC_Vt == node->next->tok)
                   1215:                term_newln(p);
                   1216:        else if (node->next)
1.1       kristaps 1217:                term_vspace(p);
                   1218: }
                   1219:
                   1220:
                   1221: /* ARGSUSED */
                   1222: static int
                   1223: termp_fd_pre(DECL_ARGS)
                   1224: {
                   1225:
1.29      kristaps 1226:        pair->flag |= ttypes[TTYPE_FUNC_DECL];
1.1       kristaps 1227:        return(1);
                   1228: }
                   1229:
                   1230:
                   1231: /* ARGSUSED */
                   1232: static void
                   1233: termp_fd_post(DECL_ARGS)
                   1234: {
                   1235:
                   1236:        if (node->sec != SEC_SYNOPSIS)
                   1237:                return;
1.29      kristaps 1238:
1.1       kristaps 1239:        term_newln(p);
                   1240:        if (node->next && MDOC_Fd != node->next->tok)
                   1241:                term_vspace(p);
                   1242: }
                   1243:
                   1244:
                   1245: /* ARGSUSED */
                   1246: static int
                   1247: termp_sh_pre(DECL_ARGS)
                   1248: {
                   1249:
                   1250:        switch (node->type) {
                   1251:        case (MDOC_HEAD):
                   1252:                term_vspace(p);
1.28      kristaps 1253:                pair->flag |= ttypes[TTYPE_SECTION];
1.1       kristaps 1254:                break;
                   1255:        case (MDOC_BODY):
                   1256:                p->offset = INDENT;
                   1257:                break;
                   1258:        default:
                   1259:                break;
                   1260:        }
                   1261:        return(1);
                   1262: }
                   1263:
                   1264:
                   1265: /* ARGSUSED */
                   1266: static void
                   1267: termp_sh_post(DECL_ARGS)
                   1268: {
                   1269:
                   1270:        switch (node->type) {
                   1271:        case (MDOC_HEAD):
                   1272:                term_newln(p);
                   1273:                break;
                   1274:        case (MDOC_BODY):
                   1275:                term_newln(p);
                   1276:                p->offset = 0;
                   1277:                break;
                   1278:        default:
                   1279:                break;
                   1280:        }
                   1281: }
                   1282:
                   1283:
                   1284: /* ARGSUSED */
                   1285: static int
                   1286: termp_op_pre(DECL_ARGS)
                   1287: {
                   1288:
                   1289:        switch (node->type) {
                   1290:        case (MDOC_BODY):
                   1291:                term_word(p, "\\(lB");
                   1292:                p->flags |= TERMP_NOSPACE;
                   1293:                break;
                   1294:        default:
                   1295:                break;
                   1296:        }
                   1297:        return(1);
                   1298: }
                   1299:
                   1300:
                   1301: /* ARGSUSED */
                   1302: static int
                   1303: termp_bt_pre(DECL_ARGS)
                   1304: {
                   1305:
                   1306:        term_word(p, "is currently in beta test.");
                   1307:        return(1);
                   1308: }
                   1309:
                   1310:
                   1311: /* ARGSUSED */
                   1312: static void
                   1313: termp_lb_post(DECL_ARGS)
                   1314: {
                   1315:
                   1316:        term_newln(p);
                   1317: }
                   1318:
                   1319:
                   1320: /* ARGSUSED */
                   1321: static int
                   1322: termp_ud_pre(DECL_ARGS)
                   1323: {
                   1324:
                   1325:        term_word(p, "currently under development.");
                   1326:        return(1);
                   1327: }
                   1328:
                   1329:
                   1330: /* ARGSUSED */
                   1331: static int
                   1332: termp_d1_pre(DECL_ARGS)
                   1333: {
                   1334:
1.4       kristaps 1335:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1336:                return(1);
                   1337:        term_newln(p);
1.29      kristaps 1338:        p->offset += (INDENT + 1);
1.1       kristaps 1339:        return(1);
                   1340: }
                   1341:
                   1342:
                   1343: /* ARGSUSED */
                   1344: static void
                   1345: termp_d1_post(DECL_ARGS)
                   1346: {
                   1347:
1.4       kristaps 1348:        if (MDOC_BLOCK != node->type)
1.1       kristaps 1349:                return;
                   1350:        term_newln(p);
                   1351: }
                   1352:
                   1353:
                   1354: /* ARGSUSED */
                   1355: static int
                   1356: termp_aq_pre(DECL_ARGS)
                   1357: {
                   1358:
                   1359:        if (MDOC_BODY != node->type)
                   1360:                return(1);
                   1361:        term_word(p, "\\(la");
                   1362:        p->flags |= TERMP_NOSPACE;
                   1363:        return(1);
                   1364: }
                   1365:
                   1366:
                   1367: /* ARGSUSED */
                   1368: static void
                   1369: termp_aq_post(DECL_ARGS)
                   1370: {
                   1371:
                   1372:        if (MDOC_BODY != node->type)
                   1373:                return;
                   1374:        p->flags |= TERMP_NOSPACE;
                   1375:        term_word(p, "\\(ra");
                   1376: }
                   1377:
                   1378:
                   1379: /* ARGSUSED */
                   1380: static int
                   1381: termp_ft_pre(DECL_ARGS)
                   1382: {
                   1383:
                   1384:        if (SEC_SYNOPSIS == node->sec)
                   1385:                if (node->prev && MDOC_Fo == node->prev->tok)
                   1386:                        term_vspace(p);
1.28      kristaps 1387:        pair->flag |= ttypes[TTYPE_FUNC_TYPE];
1.1       kristaps 1388:        return(1);
                   1389: }
                   1390:
                   1391:
                   1392: /* ARGSUSED */
                   1393: static void
                   1394: termp_ft_post(DECL_ARGS)
                   1395: {
                   1396:
                   1397:        if (SEC_SYNOPSIS == node->sec)
                   1398:                term_newln(p);
                   1399: }
                   1400:
                   1401:
                   1402: /* ARGSUSED */
                   1403: static int
                   1404: termp_fn_pre(DECL_ARGS)
                   1405: {
                   1406:        const struct mdoc_node *n;
                   1407:
1.11      kristaps 1408:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 1409:
                   1410:        /* FIXME: can be "type funcname" "type varname"... */
                   1411:
                   1412:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1413:        term_word(p, node->child->string);
                   1414:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1415:
                   1416:        p->flags |= TERMP_NOSPACE;
                   1417:        term_word(p, "(");
                   1418:
                   1419:        for (n = node->child->next; n; n = n->next) {
                   1420:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1421:                term_word(p, n->string);
                   1422:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1423:                if (n->next)
                   1424:                        term_word(p, ",");
                   1425:        }
                   1426:
                   1427:        term_word(p, ")");
                   1428:
                   1429:        if (SEC_SYNOPSIS == node->sec)
                   1430:                term_word(p, ";");
                   1431:
                   1432:        return(0);
                   1433: }
                   1434:
                   1435:
                   1436: /* ARGSUSED */
                   1437: static void
                   1438: termp_fn_post(DECL_ARGS)
                   1439: {
                   1440:
                   1441:        if (node->sec == SEC_SYNOPSIS && node->next)
                   1442:                term_vspace(p);
                   1443: }
                   1444:
                   1445:
                   1446: /* ARGSUSED */
                   1447: static int
                   1448: termp_sx_pre(DECL_ARGS)
                   1449: {
                   1450:
1.28      kristaps 1451:        pair->flag |= ttypes[TTYPE_LINK];
1.1       kristaps 1452:        return(1);
                   1453: }
                   1454:
                   1455:
                   1456: /* ARGSUSED */
                   1457: static int
                   1458: termp_fa_pre(DECL_ARGS)
                   1459: {
                   1460:        struct mdoc_node *n;
                   1461:
                   1462:        if (node->parent->tok != MDOC_Fo) {
1.28      kristaps 1463:                pair->flag |= ttypes[TTYPE_FUNC_ARG];
1.1       kristaps 1464:                return(1);
                   1465:        }
                   1466:
                   1467:        for (n = node->child; n; n = n->next) {
                   1468:                p->flags |= ttypes[TTYPE_FUNC_ARG];
                   1469:                term_word(p, n->string);
                   1470:                p->flags &= ~ttypes[TTYPE_FUNC_ARG];
                   1471:                if (n->next)
                   1472:                        term_word(p, ",");
                   1473:        }
                   1474:
                   1475:        if (node->child && node->next && node->next->tok == MDOC_Fa)
                   1476:                term_word(p, ",");
                   1477:
                   1478:        return(0);
                   1479: }
                   1480:
                   1481:
                   1482: /* ARGSUSED */
                   1483: static int
                   1484: termp_va_pre(DECL_ARGS)
                   1485: {
                   1486:
1.28      kristaps 1487:        pair->flag |= ttypes[TTYPE_VAR_DECL];
1.1       kristaps 1488:        return(1);
                   1489: }
                   1490:
                   1491:
                   1492: /* ARGSUSED */
                   1493: static int
                   1494: termp_bd_pre(DECL_ARGS)
                   1495: {
                   1496:        int              i, type, ln;
                   1497:
                   1498:        /*
                   1499:         * This is fairly tricky due primarily to crappy documentation.
                   1500:         * If -ragged or -filled are specified, the block does nothing
                   1501:         * but change the indentation.
                   1502:         *
                   1503:         * If, on the other hand, -unfilled or -literal are specified,
                   1504:         * then the game changes.  Text is printed exactly as entered in
                   1505:         * the display: if a macro line, a newline is appended to the
                   1506:         * line.  Blank lines are allowed.
                   1507:         */
                   1508:
                   1509:        if (MDOC_BLOCK == node->type)
                   1510:                return(fmt_block_vspace(p, node, node));
                   1511:        else if (MDOC_BODY != node->type)
                   1512:                return(1);
                   1513:
1.11      kristaps 1514:        /* FIXME: display type should be mandated by parser. */
                   1515:
1.1       kristaps 1516:        if (NULL == node->parent->args)
                   1517:                errx(1, "missing display type");
                   1518:
                   1519:        for (type = -1, i = 0;
                   1520:                        i < (int)node->parent->args->argc; i++) {
                   1521:                switch (node->parent->args->argv[i].arg) {
                   1522:                case (MDOC_Ragged):
                   1523:                        /* FALLTHROUGH */
                   1524:                case (MDOC_Filled):
                   1525:                        /* FALLTHROUGH */
                   1526:                case (MDOC_Unfilled):
                   1527:                        /* FALLTHROUGH */
                   1528:                case (MDOC_Literal):
                   1529:                        type = node->parent->args->argv[i].arg;
                   1530:                        i = (int)node->parent->args->argc;
                   1531:                        break;
                   1532:                default:
                   1533:                        break;
                   1534:                }
                   1535:        }
                   1536:
                   1537:        if (NULL == node->parent->args)
                   1538:                errx(1, "missing display type");
                   1539:
                   1540:        i = arg_getattr(MDOC_Offset, node->parent);
                   1541:        if (-1 != i) {
                   1542:                if (1 != node->parent->args->argv[i].sz)
                   1543:                        errx(1, "expected single value");
                   1544:                p->offset += arg_offset(&node->parent->args->argv[i]);
                   1545:        }
                   1546:
                   1547:        switch (type) {
                   1548:        case (MDOC_Literal):
                   1549:                /* FALLTHROUGH */
                   1550:        case (MDOC_Unfilled):
                   1551:                break;
                   1552:        default:
                   1553:                return(1);
                   1554:        }
                   1555:
                   1556:        /*
                   1557:         * Tricky.  Iterate through all children.  If we're on a
                   1558:         * different parse line, append a newline and then the contents.
                   1559:         * Ew.
                   1560:         */
                   1561:
                   1562:        p->flags |= TERMP_LITERAL;
                   1563:        ln = node->child ? node->child->line : 0;
                   1564:
                   1565:        for (node = node->child; node; node = node->next) {
                   1566:                if (ln < node->line) {
                   1567:                        term_flushln(p);
                   1568:                        p->flags |= TERMP_NOSPACE;
                   1569:                }
                   1570:                ln = node->line;
                   1571:                print_node(p, pair, meta, node);
                   1572:        }
                   1573:
                   1574:        return(0);
                   1575: }
                   1576:
                   1577:
                   1578: /* ARGSUSED */
                   1579: static void
                   1580: termp_bd_post(DECL_ARGS)
                   1581: {
                   1582:
                   1583:        if (MDOC_BODY != node->type)
                   1584:                return;
                   1585:
                   1586:        term_flushln(p);
                   1587:        p->flags &= ~TERMP_LITERAL;
                   1588:        p->flags |= TERMP_NOSPACE;
                   1589: }
                   1590:
                   1591:
                   1592: /* ARGSUSED */
                   1593: static int
                   1594: termp_qq_pre(DECL_ARGS)
                   1595: {
                   1596:
                   1597:        if (MDOC_BODY != node->type)
                   1598:                return(1);
                   1599:        term_word(p, "\"");
                   1600:        p->flags |= TERMP_NOSPACE;
                   1601:        return(1);
                   1602: }
                   1603:
                   1604:
                   1605: /* ARGSUSED */
                   1606: static void
                   1607: termp_qq_post(DECL_ARGS)
                   1608: {
                   1609:
                   1610:        if (MDOC_BODY != node->type)
                   1611:                return;
                   1612:        p->flags |= TERMP_NOSPACE;
                   1613:        term_word(p, "\"");
                   1614: }
                   1615:
                   1616:
                   1617: /* ARGSUSED */
                   1618: static void
                   1619: termp_bx_post(DECL_ARGS)
                   1620: {
                   1621:
                   1622:        if (node->child)
                   1623:                p->flags |= TERMP_NOSPACE;
                   1624:        term_word(p, "BSD");
                   1625: }
                   1626:
                   1627:
                   1628: /* ARGSUSED */
                   1629: static int
1.26      kristaps 1630: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1631: {
1.26      kristaps 1632:        const char      *pp;
1.1       kristaps 1633:
1.26      kristaps 1634:        pp = NULL;
                   1635:        switch (node->tok) {
                   1636:        case (MDOC_Bsx):
                   1637:                pp = "BSDI BSD/OS";
                   1638:                break;
                   1639:        case (MDOC_Dx):
                   1640:                pp = "DragonFlyBSD";
                   1641:                break;
                   1642:        case (MDOC_Fx):
                   1643:                pp = "FreeBSD";
                   1644:                break;
                   1645:        case (MDOC_Nx):
                   1646:                pp = "NetBSD";
                   1647:                break;
                   1648:        case (MDOC_Ox):
                   1649:                pp = "OpenBSD";
                   1650:                break;
                   1651:        case (MDOC_Ux):
                   1652:                pp = "UNIX";
                   1653:                break;
                   1654:        default:
                   1655:                break;
                   1656:        }
1.1       kristaps 1657:
1.26      kristaps 1658:        assert(pp);
                   1659:        term_word(p, pp);
1.1       kristaps 1660:        return(1);
                   1661: }
                   1662:
                   1663:
                   1664: /* ARGSUSED */
                   1665: static int
                   1666: termp_sq_pre(DECL_ARGS)
                   1667: {
                   1668:
                   1669:        if (MDOC_BODY != node->type)
                   1670:                return(1);
                   1671:        term_word(p, "\\(oq");
                   1672:        p->flags |= TERMP_NOSPACE;
                   1673:        return(1);
                   1674: }
                   1675:
                   1676:
                   1677: /* ARGSUSED */
                   1678: static void
                   1679: termp_sq_post(DECL_ARGS)
                   1680: {
                   1681:
                   1682:        if (MDOC_BODY != node->type)
                   1683:                return;
                   1684:        p->flags |= TERMP_NOSPACE;
                   1685:        term_word(p, "\\(aq");
                   1686: }
                   1687:
                   1688:
                   1689: /* ARGSUSED */
                   1690: static int
                   1691: termp_pf_pre(DECL_ARGS)
                   1692: {
                   1693:
                   1694:        p->flags |= TERMP_IGNDELIM;
                   1695:        return(1);
                   1696: }
                   1697:
                   1698:
                   1699: /* ARGSUSED */
                   1700: static void
                   1701: termp_pf_post(DECL_ARGS)
                   1702: {
                   1703:
                   1704:        p->flags &= ~TERMP_IGNDELIM;
                   1705:        p->flags |= TERMP_NOSPACE;
                   1706: }
                   1707:
                   1708:
                   1709: /* ARGSUSED */
                   1710: static int
                   1711: termp_ss_pre(DECL_ARGS)
                   1712: {
                   1713:
                   1714:        switch (node->type) {
                   1715:        case (MDOC_BLOCK):
                   1716:                term_newln(p);
                   1717:                if (node->prev)
                   1718:                        term_vspace(p);
                   1719:                break;
                   1720:        case (MDOC_HEAD):
1.28      kristaps 1721:                pair->flag |= ttypes[TTYPE_SSECTION];
1.5       kristaps 1722:                p->offset = HALFINDENT;
1.1       kristaps 1723:                break;
                   1724:        default:
                   1725:                break;
                   1726:        }
                   1727:
                   1728:        return(1);
                   1729: }
                   1730:
                   1731:
                   1732: /* ARGSUSED */
                   1733: static void
                   1734: termp_ss_post(DECL_ARGS)
                   1735: {
                   1736:
1.29      kristaps 1737:        if (MDOC_HEAD == node->type)
1.1       kristaps 1738:                term_newln(p);
                   1739: }
                   1740:
                   1741:
                   1742: /* ARGSUSED */
                   1743: static int
                   1744: termp_pa_pre(DECL_ARGS)
                   1745: {
                   1746:
1.28      kristaps 1747:        pair->flag |= ttypes[TTYPE_FILE];
1.1       kristaps 1748:        return(1);
                   1749: }
                   1750:
                   1751:
                   1752: /* ARGSUSED */
                   1753: static int
                   1754: termp_em_pre(DECL_ARGS)
                   1755: {
                   1756:
1.28      kristaps 1757:        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1758:        return(1);
                   1759: }
                   1760:
                   1761:
                   1762: /* ARGSUSED */
                   1763: static int
                   1764: termp_cd_pre(DECL_ARGS)
                   1765: {
                   1766:
1.28      kristaps 1767:        pair->flag |= ttypes[TTYPE_CONFIG];
1.1       kristaps 1768:        term_newln(p);
                   1769:        return(1);
                   1770: }
                   1771:
                   1772:
                   1773: /* ARGSUSED */
                   1774: static int
                   1775: termp_cm_pre(DECL_ARGS)
                   1776: {
                   1777:
1.28      kristaps 1778:        pair->flag |= ttypes[TTYPE_CMD_FLAG];
1.1       kristaps 1779:        return(1);
                   1780: }
                   1781:
                   1782:
                   1783: /* ARGSUSED */
                   1784: static int
                   1785: termp_ic_pre(DECL_ARGS)
                   1786: {
                   1787:
1.28      kristaps 1788:        pair->flag |= ttypes[TTYPE_CMD];
1.1       kristaps 1789:        return(1);
                   1790: }
                   1791:
                   1792:
                   1793: /* ARGSUSED */
                   1794: static int
                   1795: termp_in_pre(DECL_ARGS)
                   1796: {
                   1797:
1.28      kristaps 1798:        pair->flag |= ttypes[TTYPE_INCLUDE];
                   1799:        p->flags |= ttypes[TTYPE_INCLUDE];
1.22      kristaps 1800:
                   1801:        if (SEC_SYNOPSIS == node->sec)
                   1802:                term_word(p, "#include");
                   1803:
1.1       kristaps 1804:        term_word(p, "<");
                   1805:        p->flags |= TERMP_NOSPACE;
                   1806:        return(1);
                   1807: }
                   1808:
                   1809:
                   1810: /* ARGSUSED */
                   1811: static void
                   1812: termp_in_post(DECL_ARGS)
                   1813: {
                   1814:
                   1815:        p->flags |= TERMP_NOSPACE;
                   1816:        term_word(p, ">");
                   1817:
                   1818:        if (SEC_SYNOPSIS != node->sec)
                   1819:                return;
1.22      kristaps 1820:
                   1821:        term_newln(p);
                   1822:        /*
                   1823:         * XXX Not entirely correct.  If `.In foo bar' is specified in
                   1824:         * the SYNOPSIS section, then it produces a single break after
                   1825:         * the <foo>; mandoc asserts a vertical space.  Since this
                   1826:         * construction is rarely used, I think it's fine.
                   1827:         */
1.1       kristaps 1828:        if (node->next && MDOC_In != node->next->tok)
                   1829:                term_vspace(p);
                   1830: }
                   1831:
                   1832:
                   1833: /* ARGSUSED */
                   1834: static int
                   1835: termp_brq_pre(DECL_ARGS)
                   1836: {
                   1837:
                   1838:        if (MDOC_BODY != node->type)
                   1839:                return(1);
                   1840:        term_word(p, "\\(lC");
                   1841:        p->flags |= TERMP_NOSPACE;
                   1842:        return(1);
                   1843: }
                   1844:
                   1845:
                   1846: /* ARGSUSED */
                   1847: static void
                   1848: termp_brq_post(DECL_ARGS)
                   1849: {
                   1850:
                   1851:        if (MDOC_BODY != node->type)
                   1852:                return;
                   1853:        p->flags |= TERMP_NOSPACE;
                   1854:        term_word(p, "\\(rC");
                   1855: }
                   1856:
                   1857:
                   1858: /* ARGSUSED */
                   1859: static int
                   1860: termp_bq_pre(DECL_ARGS)
                   1861: {
                   1862:
                   1863:        if (MDOC_BODY != node->type)
                   1864:                return(1);
                   1865:        term_word(p, "\\(lB");
                   1866:        p->flags |= TERMP_NOSPACE;
                   1867:        return(1);
                   1868: }
                   1869:
                   1870:
                   1871: /* ARGSUSED */
                   1872: static void
                   1873: termp_bq_post(DECL_ARGS)
                   1874: {
                   1875:
                   1876:        if (MDOC_BODY != node->type)
                   1877:                return;
                   1878:        p->flags |= TERMP_NOSPACE;
                   1879:        term_word(p, "\\(rB");
                   1880: }
                   1881:
                   1882:
                   1883: /* ARGSUSED */
                   1884: static int
                   1885: termp_pq_pre(DECL_ARGS)
                   1886: {
                   1887:
                   1888:        if (MDOC_BODY != node->type)
                   1889:                return(1);
                   1890:        term_word(p, "\\&(");
                   1891:        p->flags |= TERMP_NOSPACE;
                   1892:        return(1);
                   1893: }
                   1894:
                   1895:
                   1896: /* ARGSUSED */
                   1897: static void
                   1898: termp_pq_post(DECL_ARGS)
                   1899: {
                   1900:
                   1901:        if (MDOC_BODY != node->type)
                   1902:                return;
                   1903:        term_word(p, ")");
                   1904: }
                   1905:
                   1906:
                   1907: /* ARGSUSED */
                   1908: static int
                   1909: termp_fo_pre(DECL_ARGS)
                   1910: {
                   1911:        const struct mdoc_node *n;
                   1912:
                   1913:        if (MDOC_BODY == node->type) {
1.33      kristaps 1914:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1915:                term_word(p, "(");
                   1916:                p->flags |= TERMP_NOSPACE;
                   1917:                return(1);
                   1918:        } else if (MDOC_HEAD != node->type)
                   1919:                return(1);
                   1920:
                   1921:        p->flags |= ttypes[TTYPE_FUNC_NAME];
                   1922:        for (n = node->child; n; n = n->next) {
1.11      kristaps 1923:                assert(MDOC_TEXT == n->type);
1.1       kristaps 1924:                term_word(p, n->string);
                   1925:        }
                   1926:        p->flags &= ~ttypes[TTYPE_FUNC_NAME];
                   1927:
                   1928:        return(0);
                   1929: }
                   1930:
                   1931:
                   1932: /* ARGSUSED */
                   1933: static void
                   1934: termp_fo_post(DECL_ARGS)
                   1935: {
                   1936:
                   1937:        if (MDOC_BODY != node->type)
                   1938:                return;
                   1939:        p->flags |= TERMP_NOSPACE;
                   1940:        term_word(p, ")");
                   1941:        p->flags |= TERMP_NOSPACE;
                   1942:        term_word(p, ";");
                   1943:        term_newln(p);
                   1944: }
                   1945:
                   1946:
                   1947: /* ARGSUSED */
                   1948: static int
                   1949: termp_bf_pre(DECL_ARGS)
                   1950: {
                   1951:        const struct mdoc_node  *n;
                   1952:
1.28      kristaps 1953:        if (MDOC_HEAD == node->type)
1.1       kristaps 1954:                return(0);
1.28      kristaps 1955:        else if (MDOC_BLOCK != node->type)
1.1       kristaps 1956:                return(1);
                   1957:
                   1958:        if (NULL == (n = node->head->child)) {
                   1959:                if (arg_hasattr(MDOC_Emphasis, node))
1.28      kristaps 1960:                        pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1961:                else if (arg_hasattr(MDOC_Symbolic, node))
1.28      kristaps 1962:                        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1963:
                   1964:                return(1);
                   1965:        }
                   1966:
1.11      kristaps 1967:        assert(MDOC_TEXT == n->type);
1.1       kristaps 1968:        if (0 == strcmp("Em", n->string))
1.28      kristaps 1969:                pair->flag |= ttypes[TTYPE_EMPH];
1.1       kristaps 1970:        else if (0 == strcmp("Sy", n->string))
1.28      kristaps 1971:                pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1972:
                   1973:        return(1);
                   1974: }
                   1975:
                   1976:
                   1977: /* ARGSUSED */
                   1978: static int
                   1979: termp_sy_pre(DECL_ARGS)
                   1980: {
                   1981:
1.28      kristaps 1982:        pair->flag |= ttypes[TTYPE_SYMB];
1.1       kristaps 1983:        return(1);
                   1984: }
                   1985:
                   1986:
                   1987: /* ARGSUSED */
                   1988: static int
                   1989: termp_ms_pre(DECL_ARGS)
                   1990: {
                   1991:
1.28      kristaps 1992:        pair->flag |= ttypes[TTYPE_SYMBOL];
1.1       kristaps 1993:        return(1);
                   1994: }
                   1995:
                   1996:
                   1997:
                   1998: /* ARGSUSED */
                   1999: static int
                   2000: termp_sm_pre(DECL_ARGS)
                   2001: {
                   2002:
1.11      kristaps 2003:        assert(node->child && MDOC_TEXT == node->child->type);
1.1       kristaps 2004:        if (0 == strcmp("on", node->child->string)) {
                   2005:                p->flags &= ~TERMP_NONOSPACE;
                   2006:                p->flags &= ~TERMP_NOSPACE;
                   2007:        } else
                   2008:                p->flags |= TERMP_NONOSPACE;
                   2009:
                   2010:        return(0);
                   2011: }
                   2012:
                   2013:
                   2014: /* ARGSUSED */
                   2015: static int
                   2016: termp_ap_pre(DECL_ARGS)
                   2017: {
                   2018:
                   2019:        p->flags |= TERMP_NOSPACE;
                   2020:        term_word(p, "\\(aq");
                   2021:        p->flags |= TERMP_NOSPACE;
                   2022:        return(1);
                   2023: }
                   2024:
                   2025:
                   2026: /* ARGSUSED */
                   2027: static int
                   2028: termp__j_pre(DECL_ARGS)
                   2029: {
                   2030:
1.28      kristaps 2031:        pair->flag |= ttypes[TTYPE_REF_JOURNAL];
1.1       kristaps 2032:        return(1);
                   2033: }
                   2034:
                   2035:
                   2036: /* ARGSUSED */
                   2037: static int
                   2038: termp__t_pre(DECL_ARGS)
                   2039: {
                   2040:
                   2041:        term_word(p, "\"");
                   2042:        p->flags |= TERMP_NOSPACE;
                   2043:        return(1);
                   2044: }
                   2045:
                   2046:
                   2047: /* ARGSUSED */
                   2048: static void
                   2049: termp__t_post(DECL_ARGS)
                   2050: {
                   2051:
                   2052:        p->flags |= TERMP_NOSPACE;
                   2053:        term_word(p, "\"");
                   2054:        termp____post(p, pair, meta, node);
                   2055: }
                   2056:
                   2057:
                   2058: /* ARGSUSED */
                   2059: static void
                   2060: termp____post(DECL_ARGS)
                   2061: {
                   2062:
                   2063:        p->flags |= TERMP_NOSPACE;
                   2064:        term_word(p, node->next ? "," : ".");
                   2065: }
                   2066:
                   2067:
                   2068: /* ARGSUSED */
                   2069: static int
                   2070: termp_lk_pre(DECL_ARGS)
                   2071: {
                   2072:        const struct mdoc_node *n;
                   2073:
1.11      kristaps 2074:        assert(node->child);
                   2075:        n = node->child;
1.1       kristaps 2076:
1.12      kristaps 2077:        if (NULL == n->next) {
1.28      kristaps 2078:                pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.12      kristaps 2079:                return(1);
                   2080:        }
                   2081:
1.1       kristaps 2082:        p->flags |= ttypes[TTYPE_LINK_ANCHOR];
                   2083:        term_word(p, n->string);
                   2084:        p->flags |= TERMP_NOSPACE;
                   2085:        term_word(p, ":");
1.12      kristaps 2086:        p->flags &= ~ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2087:
                   2088:        p->flags |= ttypes[TTYPE_LINK_TEXT];
1.12      kristaps 2089:        for (n = n->next; n; n = n->next)
1.1       kristaps 2090:                term_word(p, n->string);
1.12      kristaps 2091:
1.1       kristaps 2092:        p->flags &= ~ttypes[TTYPE_LINK_TEXT];
                   2093:        return(0);
                   2094: }
                   2095:
                   2096:
                   2097: /* ARGSUSED */
                   2098: static int
                   2099: termp_mt_pre(DECL_ARGS)
                   2100: {
                   2101:
1.28      kristaps 2102:        pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
1.1       kristaps 2103:        return(1);
                   2104: }
                   2105:
                   2106:

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