[BACK]Return to mdoc_term.c CVS log [TXT][DIR] Up to [cvsweb.bsd.lv] / mandoc

Annotation of mandoc/mdoc_term.c, Revision 1.244

1.244   ! schwarze    1: /*     $Id: mdoc_term.c,v 1.243 2012/07/11 16:57:43 schwarze Exp $ */
1.1       kristaps    2: /*
1.217     schwarze    3:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.240     schwarze    4:  * Copyright (c) 2010, 2012 Ingo Schwarze <schwarze@openbsd.org>
1.1       kristaps    5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    9:  *
1.6       kristaps   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   17:  */
1.107     kristaps   18: #ifdef HAVE_CONFIG_H
                     19: #include "config.h"
                     20: #endif
                     21:
1.1       kristaps   22: #include <sys/types.h>
                     23:
                     24: #include <assert.h>
                     25: #include <ctype.h>
1.118     kristaps   26: #include <stdint.h>
1.1       kristaps   27: #include <stdio.h>
                     28: #include <stdlib.h>
                     29: #include <string.h>
                     30:
1.125     kristaps   31: #include "mandoc.h"
1.92      kristaps   32: #include "out.h"
1.1       kristaps   33: #include "term.h"
                     34: #include "mdoc.h"
1.89      kristaps   35: #include "main.h"
1.1       kristaps   36:
                     37: struct termpair {
                     38:        struct termpair  *ppair;
1.31      kristaps   39:        int               count;
1.1       kristaps   40: };
                     41:
1.31      kristaps   42: #define        DECL_ARGS struct termp *p, \
                     43:                  struct termpair *pair, \
1.86      kristaps   44:                  const struct mdoc_meta *m, \
1.244   ! schwarze   45:                  struct mdoc_node *n
1.1       kristaps   46:
                     47: struct termact {
                     48:        int     (*pre)(DECL_ARGS);
                     49:        void    (*post)(DECL_ARGS);
                     50: };
                     51:
1.157     kristaps   52: static size_t    a2width(const struct termp *, const char *);
                     53: static size_t    a2height(const struct termp *, const char *);
                     54: static size_t    a2offs(const struct termp *, const char *);
1.96      kristaps   55:
                     56: static void      print_bvspace(struct termp *,
1.151     kristaps   57:                        const struct mdoc_node *,
1.96      kristaps   58:                        const struct mdoc_node *);
1.102     kristaps   59: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   60: static void      print_mdoc_nodelist(DECL_ARGS);
1.144     kristaps   61: static void      print_mdoc_head(struct termp *, const void *);
1.145     kristaps   62: static void      print_mdoc_foot(struct termp *, const void *);
1.143     kristaps   63: static void      synopsis_pre(struct termp *,
                     64:                        const struct mdoc_node *);
1.96      kristaps   65:
1.31      kristaps   66: static void      termp____post(DECL_ARGS);
1.203     kristaps   67: static void      termp__t_post(DECL_ARGS);
1.61      kristaps   68: static void      termp_an_post(DECL_ARGS);
1.31      kristaps   69: static void      termp_bd_post(DECL_ARGS);
1.159     schwarze   70: static void      termp_bk_post(DECL_ARGS);
1.31      kristaps   71: static void      termp_bl_post(DECL_ARGS);
1.241     schwarze   72: static void      termp_fd_post(DECL_ARGS);
1.31      kristaps   73: static void      termp_fo_post(DECL_ARGS);
                     74: static void      termp_in_post(DECL_ARGS);
                     75: static void      termp_it_post(DECL_ARGS);
                     76: static void      termp_lb_post(DECL_ARGS);
1.164     schwarze   77: static void      termp_nm_post(DECL_ARGS);
1.31      kristaps   78: static void      termp_pf_post(DECL_ARGS);
1.188     kristaps   79: static void      termp_quote_post(DECL_ARGS);
1.31      kristaps   80: static void      termp_sh_post(DECL_ARGS);
                     81: static void      termp_ss_post(DECL_ARGS);
                     82:
1.184     kristaps   83: static int       termp__a_pre(DECL_ARGS);
1.203     kristaps   84: static int       termp__t_pre(DECL_ARGS);
1.61      kristaps   85: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   86: static int       termp_ap_pre(DECL_ARGS);
                     87: static int       termp_bd_pre(DECL_ARGS);
                     88: static int       termp_bf_pre(DECL_ARGS);
1.159     schwarze   89: static int       termp_bk_pre(DECL_ARGS);
1.115     kristaps   90: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps   91: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps   92: static int       termp_bt_pre(DECL_ARGS);
1.211     kristaps   93: static int       termp_bx_pre(DECL_ARGS);
1.31      kristaps   94: static int       termp_cd_pre(DECL_ARGS);
                     95: static int       termp_d1_pre(DECL_ARGS);
                     96: static int       termp_ex_pre(DECL_ARGS);
                     97: static int       termp_fa_pre(DECL_ARGS);
1.188     kristaps   98: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps   99: static int       termp_fl_pre(DECL_ARGS);
                    100: static int       termp_fn_pre(DECL_ARGS);
                    101: static int       termp_fo_pre(DECL_ARGS);
                    102: static int       termp_ft_pre(DECL_ARGS);
1.192     schwarze  103: static int       termp_igndelim_pre(DECL_ARGS);
1.31      kristaps  104: static int       termp_in_pre(DECL_ARGS);
                    105: static int       termp_it_pre(DECL_ARGS);
1.102     kristaps  106: static int       termp_li_pre(DECL_ARGS);
1.31      kristaps  107: static int       termp_lk_pre(DECL_ARGS);
                    108: static int       termp_nd_pre(DECL_ARGS);
                    109: static int       termp_nm_pre(DECL_ARGS);
                    110: static int       termp_ns_pre(DECL_ARGS);
1.188     kristaps  111: static int       termp_quote_pre(DECL_ARGS);
1.31      kristaps  112: static int       termp_rs_pre(DECL_ARGS);
                    113: static int       termp_rv_pre(DECL_ARGS);
                    114: static int       termp_sh_pre(DECL_ARGS);
                    115: static int       termp_sm_pre(DECL_ARGS);
1.45      kristaps  116: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  117: static int       termp_ss_pre(DECL_ARGS);
1.69      kristaps  118: static int       termp_under_pre(DECL_ARGS);
1.31      kristaps  119: static int       termp_ud_pre(DECL_ARGS);
1.110     kristaps  120: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  121: static int       termp_xr_pre(DECL_ARGS);
                    122: static int       termp_xx_pre(DECL_ARGS);
                    123:
1.70      kristaps  124: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  125:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  126:        { NULL, NULL }, /* Dd */
                    127:        { NULL, NULL }, /* Dt */
                    128:        { NULL, NULL }, /* Os */
                    129:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    130:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.76      kristaps  131:        { termp_sp_pre, NULL }, /* Pp */
1.241     schwarze  132:        { termp_d1_pre, termp_bl_post }, /* D1 */
                    133:        { termp_d1_pre, termp_bl_post }, /* Dl */
1.1       kristaps  134:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    135:        { NULL, NULL }, /* Ed */
1.115     kristaps  136:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  137:        { NULL, NULL }, /* El */
                    138:        { termp_it_pre, termp_it_post }, /* It */
1.178     kristaps  139:        { termp_under_pre, NULL }, /* Ad */
1.61      kristaps  140:        { termp_an_pre, termp_an_post }, /* An */
1.69      kristaps  141:        { termp_under_pre, NULL }, /* Ar */
1.1       kristaps  142:        { termp_cd_pre, NULL }, /* Cd */
1.69      kristaps  143:        { termp_bold_pre, NULL }, /* Cm */
1.1       kristaps  144:        { NULL, NULL }, /* Dv */
                    145:        { NULL, NULL }, /* Er */
                    146:        { NULL, NULL }, /* Ev */
                    147:        { termp_ex_pre, NULL }, /* Ex */
                    148:        { termp_fa_pre, NULL }, /* Fa */
1.241     schwarze  149:        { termp_fd_pre, termp_fd_post }, /* Fd */
1.1       kristaps  150:        { termp_fl_pre, NULL }, /* Fl */
1.143     kristaps  151:        { termp_fn_pre, NULL }, /* Fn */
1.141     kristaps  152:        { termp_ft_pre, NULL }, /* Ft */
1.69      kristaps  153:        { termp_bold_pre, NULL }, /* Ic */
1.1       kristaps  154:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  155:        { termp_li_pre, NULL }, /* Li */
1.1       kristaps  156:        { termp_nd_pre, NULL }, /* Nd */
1.164     schwarze  157:        { termp_nm_pre, termp_nm_post }, /* Nm */
1.188     kristaps  158:        { termp_quote_pre, termp_quote_post }, /* Op */
1.1       kristaps  159:        { NULL, NULL }, /* Ot */
1.69      kristaps  160:        { termp_under_pre, NULL }, /* Pa */
1.1       kristaps  161:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  162:        { NULL, NULL }, /* St */
1.69      kristaps  163:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  164:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  165:        { termp_xr_pre, NULL }, /* Xr */
1.184     kristaps  166:        { termp__a_pre, termp____post }, /* %A */
1.84      kristaps  167:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  168:        { NULL, termp____post }, /* %D */
1.84      kristaps  169:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  170:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  171:        { NULL, termp____post }, /* %N */
                    172:        { NULL, termp____post }, /* %O */
                    173:        { NULL, termp____post }, /* %P */
                    174:        { NULL, termp____post }, /* %R */
1.203     kristaps  175:        { termp__t_pre, termp__t_post }, /* %T */
1.1       kristaps  176:        { NULL, termp____post }, /* %V */
                    177:        { NULL, NULL }, /* Ac */
1.188     kristaps  178:        { termp_quote_pre, termp_quote_post }, /* Ao */
                    179:        { termp_quote_pre, termp_quote_post }, /* Aq */
1.35      kristaps  180:        { NULL, NULL }, /* At */
1.1       kristaps  181:        { NULL, NULL }, /* Bc */
                    182:        { termp_bf_pre, NULL }, /* Bf */
1.188     kristaps  183:        { termp_quote_pre, termp_quote_post }, /* Bo */
                    184:        { termp_quote_pre, termp_quote_post }, /* Bq */
1.26      kristaps  185:        { termp_xx_pre, NULL }, /* Bsx */
1.211     kristaps  186:        { termp_bx_pre, NULL }, /* Bx */
1.1       kristaps  187:        { NULL, NULL }, /* Db */
                    188:        { NULL, NULL }, /* Dc */
1.188     kristaps  189:        { termp_quote_pre, termp_quote_post }, /* Do */
                    190:        { termp_quote_pre, termp_quote_post }, /* Dq */
1.112     kristaps  191:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  192:        { NULL, NULL }, /* Ef */
1.69      kristaps  193:        { termp_under_pre, NULL }, /* Em */
1.237     schwarze  194:        { termp_quote_pre, termp_quote_post }, /* Eo */
1.26      kristaps  195:        { termp_xx_pre, NULL }, /* Fx */
1.176     kristaps  196:        { termp_bold_pre, NULL }, /* Ms */
1.192     schwarze  197:        { termp_igndelim_pre, NULL }, /* No */
1.1       kristaps  198:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  199:        { termp_xx_pre, NULL }, /* Nx */
                    200:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  201:        { NULL, NULL }, /* Pc */
1.192     schwarze  202:        { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188     kristaps  203:        { termp_quote_pre, termp_quote_post }, /* Po */
                    204:        { termp_quote_pre, termp_quote_post }, /* Pq */
1.1       kristaps  205:        { NULL, NULL }, /* Qc */
1.188     kristaps  206:        { termp_quote_pre, termp_quote_post }, /* Ql */
                    207:        { termp_quote_pre, termp_quote_post }, /* Qo */
                    208:        { termp_quote_pre, termp_quote_post }, /* Qq */
1.1       kristaps  209:        { NULL, NULL }, /* Re */
                    210:        { termp_rs_pre, NULL }, /* Rs */
                    211:        { NULL, NULL }, /* Sc */
1.188     kristaps  212:        { termp_quote_pre, termp_quote_post }, /* So */
                    213:        { termp_quote_pre, termp_quote_post }, /* Sq */
1.1       kristaps  214:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  215:        { termp_under_pre, NULL }, /* Sx */
                    216:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  217:        { NULL, NULL }, /* Tn */
1.26      kristaps  218:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  219:        { NULL, NULL }, /* Xc */
                    220:        { NULL, NULL }, /* Xo */
                    221:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    222:        { NULL, NULL }, /* Fc */
1.188     kristaps  223:        { termp_quote_pre, termp_quote_post }, /* Oo */
1.1       kristaps  224:        { NULL, NULL }, /* Oc */
1.159     schwarze  225:        { termp_bk_pre, termp_bk_post }, /* Bk */
1.1       kristaps  226:        { NULL, NULL }, /* Ek */
                    227:        { termp_bt_pre, NULL }, /* Bt */
                    228:        { NULL, NULL }, /* Hf */
                    229:        { NULL, NULL }, /* Fr */
                    230:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  231:        { NULL, termp_lb_post }, /* Lb */
1.76      kristaps  232:        { termp_sp_pre, NULL }, /* Lp */
1.1       kristaps  233:        { termp_lk_pre, NULL }, /* Lk */
1.69      kristaps  234:        { termp_under_pre, NULL }, /* Mt */
1.188     kristaps  235:        { termp_quote_pre, termp_quote_post }, /* Brq */
                    236:        { termp_quote_pre, termp_quote_post }, /* Bro */
1.1       kristaps  237:        { NULL, NULL }, /* Brc */
1.83      kristaps  238:        { NULL, termp____post }, /* %C */
1.81      kristaps  239:        { NULL, NULL }, /* Es */ /* TODO */
                    240:        { NULL, NULL }, /* En */ /* TODO */
1.26      kristaps  241:        { termp_xx_pre, NULL }, /* Dx */
1.83      kristaps  242:        { NULL, termp____post }, /* %Q */
1.76      kristaps  243:        { termp_sp_pre, NULL }, /* br */
1.45      kristaps  244:        { termp_sp_pre, NULL }, /* sp */
1.243     schwarze  245:        { NULL, termp____post }, /* %U */
1.135     kristaps  246:        { NULL, NULL }, /* Ta */
1.1       kristaps  247: };
                    248:
                    249:
1.70      kristaps  250: void
1.89      kristaps  251: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1       kristaps  252: {
1.70      kristaps  253:        const struct mdoc_node  *n;
                    254:        const struct mdoc_meta  *m;
1.89      kristaps  255:        struct termp            *p;
                    256:
                    257:        p = (struct termp *)arg;
1.111     kristaps  258:
1.238     schwarze  259:        if (0 == p->defindent)
                    260:                p->defindent = 5;
                    261:
1.111     kristaps  262:        p->overstep = 0;
1.123     joerg     263:        p->maxrmargin = p->defrmargin;
1.157     kristaps  264:        p->tabwidth = term_len(p, 5);
1.89      kristaps  265:
                    266:        if (NULL == p->symtab)
1.230     kristaps  267:                p->symtab = mchars_alloc();
1.70      kristaps  268:
                    269:        n = mdoc_node(mdoc);
                    270:        m = mdoc_meta(mdoc);
1.146     schwarze  271:
                    272:        term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70      kristaps  273:
                    274:        if (n->child)
1.102     kristaps  275:                print_mdoc_nodelist(p, NULL, m, n->child);
1.144     kristaps  276:
                    277:        term_end(p);
1.1       kristaps  278: }
                    279:
                    280:
1.3       kristaps  281: static void
1.102     kristaps  282: print_mdoc_nodelist(DECL_ARGS)
1.1       kristaps  283: {
                    284:
1.102     kristaps  285:        print_mdoc_node(p, pair, m, n);
1.86      kristaps  286:        if (n->next)
1.102     kristaps  287:                print_mdoc_nodelist(p, pair, m, n->next);
1.1       kristaps  288: }
                    289:
                    290:
1.70      kristaps  291: /* ARGSUSED */
1.3       kristaps  292: static void
1.102     kristaps  293: print_mdoc_node(DECL_ARGS)
1.1       kristaps  294: {
1.102     kristaps  295:        int              chld;
1.1       kristaps  296:        struct termpair  npair;
1.30      kristaps  297:        size_t           offset, rmargin;
1.1       kristaps  298:
1.70      kristaps  299:        chld = 1;
1.29      kristaps  300:        offset = p->offset;
1.30      kristaps  301:        rmargin = p->rmargin;
1.244   ! schwarze  302:        n->prev_font = term_fontq(p);
1.29      kristaps  303:
1.97      kristaps  304:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  305:        npair.ppair = pair;
1.172     kristaps  306:
                    307:        /*
                    308:         * Keeps only work until the end of a line.  If a keep was
                    309:         * invoked in a prior line, revert it to PREKEEP.
1.197     schwarze  310:         *
                    311:         * Also let SYNPRETTY sections behave as if they were wrapped
                    312:         * in a `Bk' block.
1.172     kristaps  313:         */
                    314:
1.197     schwarze  315:        if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172     kristaps  316:                if (n->prev && n->prev->line != n->line) {
                    317:                        p->flags &= ~TERMP_KEEP;
                    318:                        p->flags |= TERMP_PREKEEP;
                    319:                } else if (NULL == n->prev) {
                    320:                        if (n->parent && n->parent->line != n->line) {
                    321:                                p->flags &= ~TERMP_KEEP;
                    322:                                p->flags |= TERMP_PREKEEP;
                    323:                        }
                    324:                }
                    325:        }
1.197     schwarze  326:
                    327:        /*
                    328:         * Since SYNPRETTY sections aren't "turned off" with `Ek',
                    329:         * we have to intuit whether we should disable formatting.
                    330:         */
                    331:
                    332:        if ( ! (MDOC_SYNPRETTY & n->flags) &&
                    333:            ((n->prev   && MDOC_SYNPRETTY & n->prev->flags) ||
                    334:             (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
                    335:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102     kristaps  336:
1.217     schwarze  337:        /*
                    338:         * After the keep flags have been set up, we may now
                    339:         * produce output.  Note that some pre-handlers do so.
                    340:         */
                    341:
                    342:        switch (n->type) {
                    343:        case (MDOC_TEXT):
                    344:                if (' ' == *n->string && MDOC_LINE & n->flags)
                    345:                        term_newln(p);
1.222     kristaps  346:                if (MDOC_DELIMC & n->flags)
                    347:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  348:                term_word(p, n->string);
1.222     kristaps  349:                if (MDOC_DELIMO & n->flags)
                    350:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  351:                break;
                    352:        case (MDOC_EQN):
1.233     kristaps  353:                term_eqn(p, n->eqn);
1.217     schwarze  354:                break;
                    355:        case (MDOC_TBL):
                    356:                term_tbl(p, n->span);
                    357:                break;
                    358:        default:
                    359:                if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
                    360:                        chld = (*termacts[n->tok].pre)
                    361:                                (p, &npair, m, n);
                    362:                break;
                    363:        }
                    364:
1.86      kristaps  365:        if (chld && n->child)
1.102     kristaps  366:                print_mdoc_nodelist(p, &npair, m, n->child);
1.1       kristaps  367:
1.244   ! schwarze  368:        term_fontpopq(p,
        !           369:            (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46      kristaps  370:
1.206     kristaps  371:        switch (n->type) {
                    372:        case (MDOC_TEXT):
                    373:                break;
                    374:        case (MDOC_TBL):
1.216     kristaps  375:                break;
                    376:        case (MDOC_EQN):
1.206     kristaps  377:                break;
                    378:        default:
                    379:                if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
                    380:                        break;
1.165     kristaps  381:                (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162     schwarze  382:
                    383:                /*
                    384:                 * Explicit end tokens not only call the post
                    385:                 * handler, but also tell the respective block
                    386:                 * that it must not call the post handler again.
                    387:                 */
1.165     kristaps  388:                if (ENDBODY_NOT != n->end)
1.162     schwarze  389:                        n->pending->flags |= MDOC_ENDED;
                    390:
                    391:                /*
                    392:                 * End of line terminating an implicit block
                    393:                 * while an explicit block is still open.
                    394:                 * Continue the explicit block without spacing.
                    395:                 */
                    396:                if (ENDBODY_NOSPACE == n->end)
                    397:                        p->flags |= TERMP_NOSPACE;
1.206     kristaps  398:                break;
1.162     schwarze  399:        }
1.121     kristaps  400:
                    401:        if (MDOC_EOS & n->flags)
                    402:                p->flags |= TERMP_SENTENCE;
1.29      kristaps  403:
                    404:        p->offset = offset;
1.30      kristaps  405:        p->rmargin = rmargin;
1.1       kristaps  406: }
                    407:
                    408:
1.3       kristaps  409: static void
1.145     kristaps  410: print_mdoc_foot(struct termp *p, const void *arg)
1.1       kristaps  411: {
1.144     kristaps  412:        const struct mdoc_meta *m;
                    413:
                    414:        m = (const struct mdoc_meta *)arg;
1.1       kristaps  415:
1.102     kristaps  416:        term_fontrepl(p, TERMFONT_NONE);
1.101     kristaps  417:
1.9       kristaps  418:        /*
                    419:         * Output the footer in new-groff style, that is, three columns
                    420:         * with the middle being the manual date and flanking columns
                    421:         * being the operating system:
                    422:         *
                    423:         * SYSTEM                  DATE                    SYSTEM
                    424:         */
                    425:
1.1       kristaps  426:        term_vspace(p);
                    427:
1.9       kristaps  428:        p->offset = 0;
1.157     kristaps  429:        p->rmargin = (p->maxrmargin -
1.220     schwarze  430:                        term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1       kristaps  431:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    432:
1.220     schwarze  433:        term_word(p, m->os);
1.1       kristaps  434:        term_flushln(p);
                    435:
1.9       kristaps  436:        p->offset = p->rmargin;
1.220     schwarze  437:        p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.234     schwarze  438:        p->flags |= TERMP_NOSPACE;
1.9       kristaps  439:
1.220     schwarze  440:        term_word(p, m->date);
1.9       kristaps  441:        term_flushln(p);
                    442:
1.1       kristaps  443:        p->offset = p->rmargin;
                    444:        p->rmargin = p->maxrmargin;
                    445:        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  446:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  447:
1.220     schwarze  448:        term_word(p, m->os);
1.1       kristaps  449:        term_flushln(p);
                    450:
1.9       kristaps  451:        p->offset = 0;
                    452:        p->rmargin = p->maxrmargin;
                    453:        p->flags = 0;
1.1       kristaps  454: }
                    455:
                    456:
1.3       kristaps  457: static void
1.144     kristaps  458: print_mdoc_head(struct termp *p, const void *arg)
1.1       kristaps  459: {
1.98      kristaps  460:        char            buf[BUFSIZ], title[BUFSIZ];
1.235     schwarze  461:        size_t          buflen, titlen;
1.144     kristaps  462:        const struct mdoc_meta *m;
                    463:
                    464:        m = (const struct mdoc_meta *)arg;
1.1       kristaps  465:
                    466:        /*
                    467:         * The header is strange.  It has three components, which are
                    468:         * really two with the first duplicated.  It goes like this:
                    469:         *
                    470:         * IDENTIFIER              TITLE                   IDENTIFIER
                    471:         *
                    472:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    473:         * (if given, or "unknown" if not) followed by the manual page
                    474:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    475:         * string depending on the manual volume.  If not specified, it
                    476:         * switches on the manual section.
                    477:         */
                    478:
1.235     schwarze  479:        p->offset = 0;
                    480:        p->rmargin = p->maxrmargin;
                    481:
1.86      kristaps  482:        assert(m->vol);
1.98      kristaps  483:        strlcpy(buf, m->vol, BUFSIZ);
1.235     schwarze  484:        buflen = term_strlen(p, buf);
1.1       kristaps  485:
1.86      kristaps  486:        if (m->arch) {
1.98      kristaps  487:                strlcat(buf, " (", BUFSIZ);
                    488:                strlcat(buf, m->arch, BUFSIZ);
                    489:                strlcat(buf, ")", BUFSIZ);
1.1       kristaps  490:        }
                    491:
1.124     kristaps  492:        snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.235     schwarze  493:        titlen = term_strlen(p, title);
1.1       kristaps  494:
1.235     schwarze  495:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1       kristaps  496:        p->offset = 0;
1.235     schwarze  497:        p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
                    498:            (p->maxrmargin -
                    499:             term_strlen(p, buf) + term_len(p, 1)) / 2 :
                    500:            p->maxrmargin - buflen;
1.1       kristaps  501:
                    502:        term_word(p, title);
                    503:        term_flushln(p);
                    504:
1.235     schwarze  505:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  506:        p->offset = p->rmargin;
1.235     schwarze  507:        p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
                    508:            p->maxrmargin - titlen : p->maxrmargin;
1.1       kristaps  509:
                    510:        term_word(p, buf);
                    511:        term_flushln(p);
                    512:
                    513:        p->flags &= ~TERMP_NOBREAK;
1.235     schwarze  514:        if (p->rmargin + titlen <= p->maxrmargin) {
                    515:                p->flags |= TERMP_NOSPACE;
                    516:                p->offset = p->rmargin;
                    517:                p->rmargin = p->maxrmargin;
                    518:                term_word(p, title);
                    519:                term_flushln(p);
                    520:        }
1.1       kristaps  521:
1.235     schwarze  522:        p->flags &= ~TERMP_NOSPACE;
1.9       kristaps  523:        p->offset = 0;
1.1       kristaps  524:        p->rmargin = p->maxrmargin;
                    525: }
                    526:
                    527:
                    528: static size_t
1.157     kristaps  529: a2height(const struct termp *p, const char *v)
1.1       kristaps  530: {
1.92      kristaps  531:        struct roffsu    su;
1.91      kristaps  532:
1.231     kristaps  533:
1.157     kristaps  534:        assert(v);
                    535:        if ( ! a2roffsu(v, &su, SCALE_VS))
1.231     kristaps  536:                SCALE_VS_INIT(&su, atoi(v));
1.91      kristaps  537:
1.157     kristaps  538:        return(term_vspan(p, &su));
1.91      kristaps  539: }
1.1       kristaps  540:
1.40      kristaps  541:
1.91      kristaps  542: static size_t
1.157     kristaps  543: a2width(const struct termp *p, const char *v)
1.91      kristaps  544: {
1.92      kristaps  545:        struct roffsu    su;
1.1       kristaps  546:
1.154     kristaps  547:        assert(v);
                    548:        if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  549:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.1       kristaps  550:
1.157     kristaps  551:        return(term_hspan(p, &su));
1.1       kristaps  552: }
                    553:
                    554:
                    555: static size_t
1.157     kristaps  556: a2offs(const struct termp *p, const char *v)
1.1       kristaps  557: {
1.92      kristaps  558:        struct roffsu    su;
1.1       kristaps  559:
1.148     kristaps  560:        if ('\0' == *v)
1.91      kristaps  561:                return(0);
1.148     kristaps  562:        else if (0 == strcmp(v, "left"))
1.19      kristaps  563:                return(0);
1.148     kristaps  564:        else if (0 == strcmp(v, "indent"))
1.238     schwarze  565:                return(term_len(p, p->defindent + 1));
1.148     kristaps  566:        else if (0 == strcmp(v, "indent-two"))
1.238     schwarze  567:                return(term_len(p, (p->defindent + 1) * 2));
1.148     kristaps  568:        else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  569:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.10      kristaps  570:
1.157     kristaps  571:        return(term_hspan(p, &su));
1.1       kristaps  572: }
                    573:
                    574:
1.108     kristaps  575: /*
                    576:  * Determine how much space to print out before block elements of `It'
                    577:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    578:  * too.
                    579:  */
1.54      kristaps  580: static void
1.151     kristaps  581: print_bvspace(struct termp *p,
                    582:                const struct mdoc_node *bl,
                    583:                const struct mdoc_node *n)
1.1       kristaps  584: {
1.86      kristaps  585:        const struct mdoc_node  *nn;
1.236     schwarze  586:
                    587:        assert(n);
1.1       kristaps  588:
                    589:        term_newln(p);
1.150     kristaps  590:
1.202     kristaps  591:        if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150     kristaps  592:                return;
1.202     kristaps  593:        if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54      kristaps  594:                return;
                    595:
1.85      kristaps  596:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  597:
1.86      kristaps  598:        for (nn = n; nn; nn = nn->parent) {
                    599:                if (MDOC_BLOCK != nn->type)
1.1       kristaps  600:                        continue;
1.86      kristaps  601:                if (MDOC_Ss == nn->tok)
1.54      kristaps  602:                        return;
1.86      kristaps  603:                if (MDOC_Sh == nn->tok)
1.54      kristaps  604:                        return;
1.86      kristaps  605:                if (NULL == nn->prev)
1.1       kristaps  606:                        continue;
                    607:                break;
                    608:        }
                    609:
1.85      kristaps  610:        /* A `-column' does not assert vspace within the list. */
1.54      kristaps  611:
1.202     kristaps  612:        if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86      kristaps  613:                if (n->prev && MDOC_It == n->prev->tok)
1.54      kristaps  614:                        return;
                    615:
1.85      kristaps  616:        /* A `-diag' without body does not vspace. */
                    617:
1.202     kristaps  618:        if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86      kristaps  619:                if (n->prev && MDOC_It == n->prev->tok) {
                    620:                        assert(n->prev->body);
                    621:                        if (NULL == n->prev->body->child)
1.55      kristaps  622:                                return;
                    623:                }
                    624:
1.54      kristaps  625:        term_vspace(p);
1.1       kristaps  626: }
                    627:
                    628:
                    629: /* ARGSUSED */
                    630: static int
                    631: termp_it_pre(DECL_ARGS)
                    632: {
1.86      kristaps  633:        const struct mdoc_node *bl, *nn;
1.1       kristaps  634:        char                    buf[7];
1.170     kristaps  635:        int                     i;
1.108     kristaps  636:        size_t                  width, offset, ncols, dcol;
1.126     kristaps  637:        enum mdoc_list          type;
1.1       kristaps  638:
1.86      kristaps  639:        if (MDOC_BLOCK == n->type) {
1.151     kristaps  640:                print_bvspace(p, n->parent->parent, n);
1.54      kristaps  641:                return(1);
                    642:        }
1.1       kristaps  643:
1.86      kristaps  644:        bl = n->parent->parent->parent;
1.202     kristaps  645:        type = bl->norm->Bl.type;
1.1       kristaps  646:
1.108     kristaps  647:        /*
                    648:         * First calculate width and offset.  This is pretty easy unless
                    649:         * we're a -column list, in which case all prior columns must
                    650:         * be accounted for.
                    651:         */
                    652:
                    653:        width = offset = 0;
                    654:
1.202     kristaps  655:        if (bl->norm->Bl.offs)
                    656:                offset = a2offs(p, bl->norm->Bl.offs);
1.152     kristaps  657:
1.1       kristaps  658:        switch (type) {
1.126     kristaps  659:        case (LIST_column):
1.134     kristaps  660:                if (MDOC_HEAD == n->type)
1.1       kristaps  661:                        break;
1.155     kristaps  662:
1.105     kristaps  663:                /*
1.108     kristaps  664:                 * Imitate groff's column handling:
                    665:                 * - For each earlier column, add its width.
                    666:                 * - For less than 5 columns, add four more blanks per
                    667:                 *   column.
                    668:                 * - For exactly 5 columns, add three more blank per
                    669:                 *   column.
                    670:                 * - For more than 5 columns, add only one column.
1.105     kristaps  671:                 */
1.202     kristaps  672:                ncols = bl->norm->Bl.ncols;
1.170     kristaps  673:
1.108     kristaps  674:                /* LINTED */
1.157     kristaps  675:                dcol = ncols < 5 ? term_len(p, 4) :
                    676:                        ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108     kristaps  677:
1.134     kristaps  678:                /*
                    679:                 * Calculate the offset by applying all prior MDOC_BODY,
                    680:                 * so we stop at the MDOC_HEAD (NULL == nn->prev).
                    681:                 */
                    682:
1.108     kristaps  683:                for (i = 0, nn = n->prev;
1.134     kristaps  684:                                nn->prev && i < (int)ncols;
1.108     kristaps  685:                                nn = nn->prev, i++)
                    686:                        offset += dcol + a2width
1.202     kristaps  687:                                (p, bl->norm->Bl.cols[i]);
1.105     kristaps  688:
                    689:                /*
1.108     kristaps  690:                 * When exceeding the declared number of columns, leave
                    691:                 * the remaining widths at 0.  This will later be
                    692:                 * adjusted to the default width of 10, or, for the last
                    693:                 * column, stretched to the right margin.
1.58      kristaps  694:                 */
1.108     kristaps  695:                if (i >= (int)ncols)
                    696:                        break;
1.58      kristaps  697:
1.105     kristaps  698:                /*
1.108     kristaps  699:                 * Use the declared column widths, extended as explained
                    700:                 * in the preceding paragraph.
1.105     kristaps  701:                 */
1.202     kristaps  702:                width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1       kristaps  703:                break;
                    704:        default:
1.202     kristaps  705:                if (NULL == bl->norm->Bl.width)
1.108     kristaps  706:                        break;
                    707:
                    708:                /*
                    709:                 * Note: buffer the width by 2, which is groff's magic
                    710:                 * number for buffering single arguments.  See the above
                    711:                 * handling for column for how this changes.
                    712:                 */
1.202     kristaps  713:                assert(bl->norm->Bl.width);
                    714:                width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1       kristaps  715:                break;
                    716:        }
                    717:
                    718:        /*
                    719:         * List-type can override the width in the case of fixed-head
                    720:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.67      kristaps  721:         * offset.
1.1       kristaps  722:         */
                    723:
                    724:        switch (type) {
1.126     kristaps  725:        case (LIST_bullet):
1.1       kristaps  726:                /* FALLTHROUGH */
1.126     kristaps  727:        case (LIST_dash):
1.1       kristaps  728:                /* FALLTHROUGH */
1.126     kristaps  729:        case (LIST_hyphen):
1.242     schwarze  730:                /* FALLTHROUGH */
1.126     kristaps  731:        case (LIST_enum):
1.242     schwarze  732:                if (width < term_len(p, 2))
                    733:                        width = term_len(p, 2);
1.17      kristaps  734:                break;
1.126     kristaps  735:        case (LIST_hang):
1.39      kristaps  736:                if (0 == width)
1.157     kristaps  737:                        width = term_len(p, 8);
1.39      kristaps  738:                break;
1.126     kristaps  739:        case (LIST_column):
1.49      kristaps  740:                /* FALLTHROUGH */
1.126     kristaps  741:        case (LIST_tag):
1.1       kristaps  742:                if (0 == width)
1.157     kristaps  743:                        width = term_len(p, 10);
1.1       kristaps  744:                break;
                    745:        default:
                    746:                break;
                    747:        }
                    748:
                    749:        /*
1.17      kristaps  750:         * Whitespace control.  Inset bodies need an initial space,
                    751:         * while diagonal bodies need two.
1.1       kristaps  752:         */
                    753:
1.51      kristaps  754:        p->flags |= TERMP_NOSPACE;
                    755:
1.1       kristaps  756:        switch (type) {
1.126     kristaps  757:        case (LIST_diag):
1.86      kristaps  758:                if (MDOC_BODY == n->type)
1.62      kristaps  759:                        term_word(p, "\\ \\ ");
1.51      kristaps  760:                break;
1.126     kristaps  761:        case (LIST_inset):
1.86      kristaps  762:                if (MDOC_BODY == n->type)
1.51      kristaps  763:                        term_word(p, "\\ ");
1.1       kristaps  764:                break;
                    765:        default:
                    766:                break;
                    767:        }
                    768:
1.51      kristaps  769:        p->flags |= TERMP_NOSPACE;
                    770:
1.1       kristaps  771:        switch (type) {
1.126     kristaps  772:        case (LIST_diag):
1.86      kristaps  773:                if (MDOC_HEAD == n->type)
1.102     kristaps  774:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  775:                break;
                    776:        default:
                    777:                break;
                    778:        }
                    779:
                    780:        /*
1.109     kristaps  781:         * Pad and break control.  This is the tricky part.  These flags
                    782:         * are documented in term_flushln() in term.c.  Note that we're
                    783:         * going to unset all of these flags in termp_it_post() when we
                    784:         * exit.
1.1       kristaps  785:         */
                    786:
                    787:        switch (type) {
1.242     schwarze  788:        case (LIST_enum):
                    789:                /*
                    790:                 * Weird special case.
                    791:                 * Very narrow enum lists actually hang.
                    792:                 */
                    793:                if (width == term_len(p, 2))
                    794:                        p->flags |= TERMP_HANG;
                    795:                /* FALLTHROUGH */
1.126     kristaps  796:        case (LIST_bullet):
1.1       kristaps  797:                /* FALLTHROUGH */
1.126     kristaps  798:        case (LIST_dash):
1.1       kristaps  799:                /* FALLTHROUGH */
1.126     kristaps  800:        case (LIST_hyphen):
1.86      kristaps  801:                if (MDOC_HEAD == n->type)
1.39      kristaps  802:                        p->flags |= TERMP_NOBREAK;
                    803:                break;
1.126     kristaps  804:        case (LIST_hang):
1.86      kristaps  805:                if (MDOC_HEAD == n->type)
1.39      kristaps  806:                        p->flags |= TERMP_NOBREAK;
                    807:                else
1.59      kristaps  808:                        break;
                    809:
                    810:                /*
                    811:                 * This is ugly.  If `-hang' is specified and the body
                    812:                 * is a `Bl' or `Bd', then we want basically to nullify
                    813:                 * the "overstep" effect in term_flushln() and treat
                    814:                 * this as a `-ohang' list instead.
                    815:                 */
1.86      kristaps  816:                if (n->next->child &&
                    817:                                (MDOC_Bl == n->next->child->tok ||
1.234     schwarze  818:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  819:                        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  820:                else
1.39      kristaps  821:                        p->flags |= TERMP_HANG;
                    822:                break;
1.126     kristaps  823:        case (LIST_tag):
1.86      kristaps  824:                if (MDOC_HEAD == n->type)
1.51      kristaps  825:                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.38      kristaps  826:
1.86      kristaps  827:                if (MDOC_HEAD != n->type)
1.39      kristaps  828:                        break;
1.86      kristaps  829:                if (NULL == n->next || NULL == n->next->child)
1.39      kristaps  830:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  831:                break;
1.126     kristaps  832:        case (LIST_column):
1.134     kristaps  833:                if (MDOC_HEAD == n->type)
                    834:                        break;
                    835:
                    836:                if (NULL == n->next)
                    837:                        p->flags &= ~TERMP_NOBREAK;
                    838:                else
                    839:                        p->flags |= TERMP_NOBREAK;
                    840:
1.1       kristaps  841:                break;
1.126     kristaps  842:        case (LIST_diag):
1.86      kristaps  843:                if (MDOC_HEAD == n->type)
1.1       kristaps  844:                        p->flags |= TERMP_NOBREAK;
                    845:                break;
                    846:        default:
                    847:                break;
                    848:        }
                    849:
                    850:        /*
                    851:         * Margin control.  Set-head-width lists have their right
                    852:         * margins shortened.  The body for these lists has the offset
                    853:         * necessarily lengthened.  Everybody gets the offset.
                    854:         */
                    855:
                    856:        p->offset += offset;
                    857:
                    858:        switch (type) {
1.126     kristaps  859:        case (LIST_hang):
1.59      kristaps  860:                /*
                    861:                 * Same stipulation as above, regarding `-hang'.  We
                    862:                 * don't want to recalculate rmargin and offsets when
                    863:                 * using `Bd' or `Bl' within `-hang' overstep lists.
                    864:                 */
1.86      kristaps  865:                if (MDOC_HEAD == n->type && n->next->child &&
                    866:                                (MDOC_Bl == n->next->child->tok ||
                    867:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  868:                        break;
                    869:                /* FALLTHROUGH */
1.126     kristaps  870:        case (LIST_bullet):
1.1       kristaps  871:                /* FALLTHROUGH */
1.126     kristaps  872:        case (LIST_dash):
1.1       kristaps  873:                /* FALLTHROUGH */
1.126     kristaps  874:        case (LIST_enum):
1.1       kristaps  875:                /* FALLTHROUGH */
1.126     kristaps  876:        case (LIST_hyphen):
1.1       kristaps  877:                /* FALLTHROUGH */
1.126     kristaps  878:        case (LIST_tag):
1.49      kristaps  879:                assert(width);
1.86      kristaps  880:                if (MDOC_HEAD == n->type)
1.1       kristaps  881:                        p->rmargin = p->offset + width;
                    882:                else
                    883:                        p->offset += width;
                    884:                break;
1.126     kristaps  885:        case (LIST_column):
1.49      kristaps  886:                assert(width);
1.1       kristaps  887:                p->rmargin = p->offset + width;
1.50      kristaps  888:                /*
                    889:                 * XXX - this behaviour is not documented: the
                    890:                 * right-most column is filled to the right margin.
                    891:                 */
1.134     kristaps  892:                if (MDOC_HEAD == n->type)
                    893:                        break;
                    894:                if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50      kristaps  895:                        p->rmargin = p->maxrmargin;
1.1       kristaps  896:                break;
                    897:        default:
                    898:                break;
                    899:        }
                    900:
                    901:        /*
                    902:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  903:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  904:         */
                    905:
1.86      kristaps  906:        if (MDOC_HEAD == n->type)
1.1       kristaps  907:                switch (type) {
1.126     kristaps  908:                case (LIST_bullet):
1.102     kristaps  909:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  910:                        term_word(p, "\\[bu]");
1.102     kristaps  911:                        term_fontpop(p);
1.1       kristaps  912:                        break;
1.126     kristaps  913:                case (LIST_dash):
1.1       kristaps  914:                        /* FALLTHROUGH */
1.126     kristaps  915:                case (LIST_hyphen):
1.102     kristaps  916:                        term_fontpush(p, TERMFONT_BOLD);
1.27      kristaps  917:                        term_word(p, "\\(hy");
1.102     kristaps  918:                        term_fontpop(p);
1.1       kristaps  919:                        break;
1.126     kristaps  920:                case (LIST_enum):
1.1       kristaps  921:                        (pair->ppair->ppair->count)++;
1.109     kristaps  922:                        snprintf(buf, sizeof(buf), "%d.",
1.1       kristaps  923:                                        pair->ppair->ppair->count);
                    924:                        term_word(p, buf);
                    925:                        break;
                    926:                default:
                    927:                        break;
                    928:                }
                    929:
                    930:        /*
                    931:         * If we're not going to process our children, indicate so here.
                    932:         */
                    933:
                    934:        switch (type) {
1.126     kristaps  935:        case (LIST_bullet):
1.1       kristaps  936:                /* FALLTHROUGH */
1.126     kristaps  937:        case (LIST_item):
1.1       kristaps  938:                /* FALLTHROUGH */
1.126     kristaps  939:        case (LIST_dash):
1.1       kristaps  940:                /* FALLTHROUGH */
1.126     kristaps  941:        case (LIST_hyphen):
1.1       kristaps  942:                /* FALLTHROUGH */
1.126     kristaps  943:        case (LIST_enum):
1.86      kristaps  944:                if (MDOC_HEAD == n->type)
1.1       kristaps  945:                        return(0);
                    946:                break;
1.126     kristaps  947:        case (LIST_column):
1.134     kristaps  948:                if (MDOC_HEAD == n->type)
1.1       kristaps  949:                        return(0);
                    950:                break;
                    951:        default:
                    952:                break;
                    953:        }
                    954:
                    955:        return(1);
                    956: }
                    957:
                    958:
                    959: /* ARGSUSED */
                    960: static void
                    961: termp_it_post(DECL_ARGS)
                    962: {
1.126     kristaps  963:        enum mdoc_list     type;
1.1       kristaps  964:
1.109     kristaps  965:        if (MDOC_BLOCK == n->type)
1.1       kristaps  966:                return;
                    967:
1.202     kristaps  968:        type = n->parent->parent->parent->norm->Bl.type;
1.1       kristaps  969:
                    970:        switch (type) {
1.126     kristaps  971:        case (LIST_item):
1.1       kristaps  972:                /* FALLTHROUGH */
1.126     kristaps  973:        case (LIST_diag):
1.53      kristaps  974:                /* FALLTHROUGH */
1.126     kristaps  975:        case (LIST_inset):
1.86      kristaps  976:                if (MDOC_BODY == n->type)
1.130     schwarze  977:                        term_newln(p);
1.1       kristaps  978:                break;
1.126     kristaps  979:        case (LIST_column):
1.134     kristaps  980:                if (MDOC_BODY == n->type)
1.1       kristaps  981:                        term_flushln(p);
                    982:                break;
                    983:        default:
1.130     schwarze  984:                term_newln(p);
1.1       kristaps  985:                break;
                    986:        }
                    987:
1.109     kristaps  988:        /*
                    989:         * Now that our output is flushed, we can reset our tags.  Since
                    990:         * only `It' sets these flags, we're free to assume that nobody
                    991:         * has munged them in the meanwhile.
                    992:         */
                    993:
                    994:        p->flags &= ~TERMP_DANGLE;
                    995:        p->flags &= ~TERMP_NOBREAK;
                    996:        p->flags &= ~TERMP_TWOSPACE;
                    997:        p->flags &= ~TERMP_HANG;
1.1       kristaps  998: }
                    999:
                   1000:
                   1001: /* ARGSUSED */
                   1002: static int
                   1003: termp_nm_pre(DECL_ARGS)
                   1004: {
                   1005:
1.164     schwarze 1006:        if (MDOC_BLOCK == n->type)
                   1007:                return(1);
                   1008:
                   1009:        if (MDOC_BODY == n->type) {
                   1010:                if (NULL == n->child)
                   1011:                        return(0);
1.234     schwarze 1012:                p->flags |= TERMP_NOSPACE;
1.164     schwarze 1013:                p->offset += term_len(p, 1) +
                   1014:                    (NULL == n->prev->child ? term_strlen(p, m->name) :
                   1015:                     MDOC_TEXT == n->prev->child->type ?
                   1016:                        term_strlen(p, n->prev->child->string) :
                   1017:                     term_len(p, 5));
                   1018:                return(1);
                   1019:        }
                   1020:
1.125     kristaps 1021:        if (NULL == n->child && NULL == m->name)
1.164     schwarze 1022:                return(0);
1.125     kristaps 1023:
1.177     schwarze 1024:        if (MDOC_HEAD == n->type)
                   1025:                synopsis_pre(p, n->parent);
1.102     kristaps 1026:
1.164     schwarze 1027:        if (MDOC_HEAD == n->type && n->next->child) {
1.185     schwarze 1028:                p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                   1029:                p->rmargin = p->offset + term_len(p, 1);
                   1030:                if (NULL == n->child) {
                   1031:                        p->rmargin += term_strlen(p, m->name);
                   1032:                } else if (MDOC_TEXT == n->child->type) {
                   1033:                        p->rmargin += term_strlen(p, n->child->string);
                   1034:                        if (n->child->next)
                   1035:                                p->flags |= TERMP_HANG;
                   1036:                } else {
                   1037:                        p->rmargin += term_len(p, 5);
                   1038:                        p->flags |= TERMP_HANG;
                   1039:                }
1.164     schwarze 1040:        }
                   1041:
1.102     kristaps 1042:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1043:        if (NULL == n->child)
                   1044:                term_word(p, m->name);
1.1       kristaps 1045:        return(1);
                   1046: }
                   1047:
                   1048:
1.164     schwarze 1049: /* ARGSUSED */
                   1050: static void
                   1051: termp_nm_post(DECL_ARGS)
                   1052: {
                   1053:
                   1054:        if (MDOC_HEAD == n->type && n->next->child) {
                   1055:                term_flushln(p);
                   1056:                p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234     schwarze 1057:        } else if (MDOC_BODY == n->type && n->child)
1.164     schwarze 1058:                term_flushln(p);
                   1059: }
                   1060:
                   1061:
1.1       kristaps 1062: /* ARGSUSED */
                   1063: static int
                   1064: termp_fl_pre(DECL_ARGS)
                   1065: {
                   1066:
1.102     kristaps 1067:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1068:        term_word(p, "\\-");
1.103     kristaps 1069:
                   1070:        if (n->child)
1.114     kristaps 1071:                p->flags |= TERMP_NOSPACE;
                   1072:        else if (n->next && n->next->line == n->line)
1.103     kristaps 1073:                p->flags |= TERMP_NOSPACE;
                   1074:
1.1       kristaps 1075:        return(1);
                   1076: }
                   1077:
                   1078:
                   1079: /* ARGSUSED */
                   1080: static int
1.184     kristaps 1081: termp__a_pre(DECL_ARGS)
                   1082: {
                   1083:
                   1084:        if (n->prev && MDOC__A == n->prev->tok)
                   1085:                if (NULL == n->next || MDOC__A != n->next->tok)
                   1086:                        term_word(p, "and");
                   1087:
                   1088:        return(1);
                   1089: }
                   1090:
                   1091:
                   1092: /* ARGSUSED */
                   1093: static int
1.61      kristaps 1094: termp_an_pre(DECL_ARGS)
                   1095: {
                   1096:
1.86      kristaps 1097:        if (NULL == n->child)
1.61      kristaps 1098:                return(1);
                   1099:
                   1100:        /*
1.85      kristaps 1101:         * If not in the AUTHORS section, `An -split' will cause
                   1102:         * newlines to occur before the author name.  If in the AUTHORS
                   1103:         * section, by default, the first `An' invocation is nosplit,
                   1104:         * then all subsequent ones, regardless of whether interspersed
                   1105:         * with other macros/text, are split.  -split, in this case,
                   1106:         * will override the condition of the implied first -nosplit.
1.61      kristaps 1107:         */
                   1108:
1.86      kristaps 1109:        if (n->sec == SEC_AUTHORS) {
1.61      kristaps 1110:                if ( ! (TERMP_ANPREC & p->flags)) {
                   1111:                        if (TERMP_SPLIT & p->flags)
                   1112:                                term_newln(p);
                   1113:                        return(1);
                   1114:                }
                   1115:                if (TERMP_NOSPLIT & p->flags)
                   1116:                        return(1);
                   1117:                term_newln(p);
                   1118:                return(1);
                   1119:        }
                   1120:
                   1121:        if (TERMP_SPLIT & p->flags)
                   1122:                term_newln(p);
                   1123:
                   1124:        return(1);
                   1125: }
                   1126:
                   1127:
                   1128: /* ARGSUSED */
                   1129: static void
                   1130: termp_an_post(DECL_ARGS)
                   1131: {
                   1132:
1.86      kristaps 1133:        if (n->child) {
                   1134:                if (SEC_AUTHORS == n->sec)
1.61      kristaps 1135:                        p->flags |= TERMP_ANPREC;
                   1136:                return;
                   1137:        }
                   1138:
1.202     kristaps 1139:        if (AUTH_split == n->norm->An.auth) {
1.61      kristaps 1140:                p->flags &= ~TERMP_NOSPLIT;
                   1141:                p->flags |= TERMP_SPLIT;
1.202     kristaps 1142:        } else if (AUTH_nosplit == n->norm->An.auth) {
1.61      kristaps 1143:                p->flags &= ~TERMP_SPLIT;
                   1144:                p->flags |= TERMP_NOSPLIT;
                   1145:        }
                   1146:
                   1147: }
                   1148:
                   1149:
                   1150: /* ARGSUSED */
                   1151: static int
1.1       kristaps 1152: termp_ns_pre(DECL_ARGS)
                   1153: {
                   1154:
1.215     kristaps 1155:        if ( ! (MDOC_LINE & n->flags))
                   1156:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1157:        return(1);
                   1158: }
                   1159:
                   1160:
                   1161: /* ARGSUSED */
                   1162: static int
                   1163: termp_rs_pre(DECL_ARGS)
                   1164: {
                   1165:
1.86      kristaps 1166:        if (SEC_SEE_ALSO != n->sec)
1.80      kristaps 1167:                return(1);
1.86      kristaps 1168:        if (MDOC_BLOCK == n->type && n->prev)
1.1       kristaps 1169:                term_vspace(p);
                   1170:        return(1);
                   1171: }
                   1172:
                   1173:
                   1174: /* ARGSUSED */
                   1175: static int
                   1176: termp_rv_pre(DECL_ARGS)
                   1177: {
1.223     kristaps 1178:        int              nchild;
1.1       kristaps 1179:
                   1180:        term_newln(p);
                   1181:        term_word(p, "The");
                   1182:
1.223     kristaps 1183:        nchild = n->nchild;
                   1184:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1185:                term_fontpush(p, TERMFONT_BOLD);
1.223     kristaps 1186:                term_word(p, n->string);
1.102     kristaps 1187:                term_fontpop(p);
1.224     kristaps 1188:
1.68      kristaps 1189:                p->flags |= TERMP_NOSPACE;
1.223     kristaps 1190:                term_word(p, "()");
                   1191:
                   1192:                if (nchild > 2 && n->next) {
                   1193:                        p->flags |= TERMP_NOSPACE;
                   1194:                        term_word(p, ",");
                   1195:                }
                   1196:
                   1197:                if (n->next && NULL == n->next->next)
                   1198:                        term_word(p, "and");
1.68      kristaps 1199:        }
                   1200:
1.223     kristaps 1201:        if (nchild > 1)
1.68      kristaps 1202:                term_word(p, "functions return");
                   1203:        else
                   1204:                term_word(p, "function returns");
1.1       kristaps 1205:
1.68      kristaps 1206:                term_word(p, "the value 0 if successful; otherwise the value "
                   1207:                        "-1 is returned and the global variable");
1.1       kristaps 1208:
1.102     kristaps 1209:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1210:        term_word(p, "errno");
1.102     kristaps 1211:        term_fontpop(p);
1.1       kristaps 1212:
                   1213:                term_word(p, "is set to indicate the error.");
1.131     kristaps 1214:        p->flags |= TERMP_SENTENCE;
1.1       kristaps 1215:
1.68      kristaps 1216:        return(0);
1.1       kristaps 1217: }
                   1218:
                   1219:
                   1220: /* ARGSUSED */
                   1221: static int
                   1222: termp_ex_pre(DECL_ARGS)
                   1223: {
1.224     kristaps 1224:        int              nchild;
1.1       kristaps 1225:
1.224     kristaps 1226:        term_newln(p);
1.68      kristaps 1227:        term_word(p, "The");
1.1       kristaps 1228:
1.224     kristaps 1229:        nchild = n->nchild;
                   1230:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1231:                term_fontpush(p, TERMFONT_BOLD);
1.224     kristaps 1232:                term_word(p, n->string);
1.102     kristaps 1233:                term_fontpop(p);
1.224     kristaps 1234:
                   1235:                if (nchild > 2 && n->next) {
                   1236:                        p->flags |= TERMP_NOSPACE;
1.68      kristaps 1237:                        term_word(p, ",");
1.224     kristaps 1238:                }
                   1239:
                   1240:                if (n->next && NULL == n->next->next)
                   1241:                        term_word(p, "and");
1.68      kristaps 1242:        }
                   1243:
1.224     kristaps 1244:        if (nchild > 1)
1.68      kristaps 1245:                term_word(p, "utilities exit");
                   1246:        else
                   1247:                term_word(p, "utility exits");
                   1248:
                   1249:                term_word(p, "0 on success, and >0 if an error occurs.");
1.224     kristaps 1250:
1.131     kristaps 1251:        p->flags |= TERMP_SENTENCE;
1.68      kristaps 1252:        return(0);
1.1       kristaps 1253: }
                   1254:
                   1255:
                   1256: /* ARGSUSED */
                   1257: static int
                   1258: termp_nd_pre(DECL_ARGS)
                   1259: {
1.25      kristaps 1260:
1.86      kristaps 1261:        if (MDOC_BODY != n->type)
1.25      kristaps 1262:                return(1);
1.30      kristaps 1263:
1.27      kristaps 1264: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1265:        term_word(p, "\\(en");
1.23      kristaps 1266: #else
                   1267:        term_word(p, "\\(em");
                   1268: #endif
1.1       kristaps 1269:        return(1);
1.115     kristaps 1270: }
                   1271:
                   1272:
                   1273: /* ARGSUSED */
                   1274: static int
                   1275: termp_bl_pre(DECL_ARGS)
                   1276: {
                   1277:
                   1278:        return(MDOC_HEAD != n->type);
1.1       kristaps 1279: }
                   1280:
                   1281:
                   1282: /* ARGSUSED */
                   1283: static void
                   1284: termp_bl_post(DECL_ARGS)
                   1285: {
                   1286:
1.86      kristaps 1287:        if (MDOC_BLOCK == n->type)
1.1       kristaps 1288:                term_newln(p);
                   1289: }
                   1290:
                   1291: /* ARGSUSED */
                   1292: static int
                   1293: termp_xr_pre(DECL_ARGS)
                   1294: {
                   1295:
1.225     kristaps 1296:        if (NULL == (n = n->child))
1.113     kristaps 1297:                return(0);
                   1298:
1.225     kristaps 1299:        assert(MDOC_TEXT == n->type);
                   1300:        term_word(p, n->string);
1.11      kristaps 1301:
1.225     kristaps 1302:        if (NULL == (n = n->next))
1.1       kristaps 1303:                return(0);
1.225     kristaps 1304:
1.1       kristaps 1305:        p->flags |= TERMP_NOSPACE;
                   1306:        term_word(p, "(");
1.222     kristaps 1307:        p->flags |= TERMP_NOSPACE;
1.225     kristaps 1308:
                   1309:        assert(MDOC_TEXT == n->type);
                   1310:        term_word(p, n->string);
                   1311:
1.222     kristaps 1312:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1313:        term_word(p, ")");
1.86      kristaps 1314:
1.1       kristaps 1315:        return(0);
                   1316: }
                   1317:
1.143     kristaps 1318: /*
                   1319:  * This decides how to assert whitespace before any of the SYNOPSIS set
                   1320:  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
                   1321:  * macro combos).
                   1322:  */
                   1323: static void
                   1324: synopsis_pre(struct termp *p, const struct mdoc_node *n)
                   1325: {
                   1326:        /*
                   1327:         * Obviously, if we're not in a SYNOPSIS or no prior macros
                   1328:         * exist, do nothing.
                   1329:         */
1.160     kristaps 1330:        if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143     kristaps 1331:                return;
                   1332:
                   1333:        /*
                   1334:         * If we're the second in a pair of like elements, emit our
                   1335:         * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
                   1336:         * case we soldier on.
                   1337:         */
                   1338:        if (n->prev->tok == n->tok &&
                   1339:                        MDOC_Ft != n->tok &&
                   1340:                        MDOC_Fo != n->tok &&
                   1341:                        MDOC_Fn != n->tok) {
                   1342:                term_newln(p);
                   1343:                return;
                   1344:        }
                   1345:
                   1346:        /*
                   1347:         * If we're one of the SYNOPSIS set and non-like pair-wise after
                   1348:         * another (or Fn/Fo, which we've let slip through) then assert
                   1349:         * vertical space, else only newline and move on.
                   1350:         */
                   1351:        switch (n->prev->tok) {
                   1352:        case (MDOC_Fd):
                   1353:                /* FALLTHROUGH */
                   1354:        case (MDOC_Fn):
                   1355:                /* FALLTHROUGH */
                   1356:        case (MDOC_Fo):
                   1357:                /* FALLTHROUGH */
                   1358:        case (MDOC_In):
                   1359:                /* FALLTHROUGH */
                   1360:        case (MDOC_Vt):
                   1361:                term_vspace(p);
                   1362:                break;
                   1363:        case (MDOC_Ft):
                   1364:                if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
                   1365:                        term_vspace(p);
                   1366:                        break;
                   1367:                }
                   1368:                /* FALLTHROUGH */
                   1369:        default:
                   1370:                term_newln(p);
                   1371:                break;
                   1372:        }
                   1373: }
                   1374:
                   1375:
1.110     kristaps 1376: static int
                   1377: termp_vt_pre(DECL_ARGS)
                   1378: {
                   1379:
1.143     kristaps 1380:        if (MDOC_ELEM == n->type) {
                   1381:                synopsis_pre(p, n);
1.110     kristaps 1382:                return(termp_under_pre(p, pair, m, n));
1.143     kristaps 1383:        } else if (MDOC_BLOCK == n->type) {
                   1384:                synopsis_pre(p, n);
                   1385:                return(1);
                   1386:        } else if (MDOC_HEAD == n->type)
1.110     kristaps 1387:                return(0);
                   1388:
                   1389:        return(termp_under_pre(p, pair, m, n));
                   1390: }
                   1391:
                   1392:
1.1       kristaps 1393: /* ARGSUSED */
                   1394: static int
1.69      kristaps 1395: termp_bold_pre(DECL_ARGS)
1.1       kristaps 1396: {
                   1397:
1.102     kristaps 1398:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1399:        return(1);
                   1400: }
                   1401:
                   1402:
                   1403: /* ARGSUSED */
1.143     kristaps 1404: static int
                   1405: termp_fd_pre(DECL_ARGS)
1.1       kristaps 1406: {
                   1407:
1.143     kristaps 1408:        synopsis_pre(p, n);
                   1409:        return(termp_bold_pre(p, pair, m, n));
1.1       kristaps 1410: }
                   1411:
                   1412:
                   1413: /* ARGSUSED */
1.241     schwarze 1414: static void
                   1415: termp_fd_post(DECL_ARGS)
                   1416: {
                   1417:
                   1418:        term_newln(p);
                   1419: }
                   1420:
                   1421:
                   1422: /* ARGSUSED */
1.1       kristaps 1423: static int
                   1424: termp_sh_pre(DECL_ARGS)
                   1425: {
1.85      kristaps 1426:
                   1427:        /* No vspace between consecutive `Sh' calls. */
                   1428:
1.86      kristaps 1429:        switch (n->type) {
1.65      kristaps 1430:        case (MDOC_BLOCK):
1.86      kristaps 1431:                if (n->prev && MDOC_Sh == n->prev->tok)
                   1432:                        if (NULL == n->prev->body->child)
1.65      kristaps 1433:                                break;
                   1434:                term_vspace(p);
                   1435:                break;
1.1       kristaps 1436:        case (MDOC_HEAD):
1.102     kristaps 1437:                term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1438:                break;
                   1439:        case (MDOC_BODY):
1.238     schwarze 1440:                p->offset = term_len(p, p->defindent);
1.239     schwarze 1441:                if (SEC_AUTHORS == n->sec)
                   1442:                        p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1       kristaps 1443:                break;
                   1444:        default:
                   1445:                break;
                   1446:        }
                   1447:        return(1);
                   1448: }
                   1449:
                   1450:
                   1451: /* ARGSUSED */
                   1452: static void
                   1453: termp_sh_post(DECL_ARGS)
                   1454: {
                   1455:
1.86      kristaps 1456:        switch (n->type) {
1.1       kristaps 1457:        case (MDOC_HEAD):
                   1458:                term_newln(p);
                   1459:                break;
                   1460:        case (MDOC_BODY):
                   1461:                term_newln(p);
                   1462:                p->offset = 0;
                   1463:                break;
                   1464:        default:
                   1465:                break;
                   1466:        }
                   1467: }
                   1468:
                   1469:
                   1470: /* ARGSUSED */
                   1471: static int
                   1472: termp_bt_pre(DECL_ARGS)
                   1473: {
                   1474:
                   1475:        term_word(p, "is currently in beta test.");
1.131     kristaps 1476:        p->flags |= TERMP_SENTENCE;
1.81      kristaps 1477:        return(0);
1.1       kristaps 1478: }
                   1479:
                   1480:
                   1481: /* ARGSUSED */
                   1482: static void
                   1483: termp_lb_post(DECL_ARGS)
                   1484: {
                   1485:
1.122     kristaps 1486:        if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81      kristaps 1487:                term_newln(p);
1.1       kristaps 1488: }
                   1489:
                   1490:
                   1491: /* ARGSUSED */
                   1492: static int
                   1493: termp_ud_pre(DECL_ARGS)
                   1494: {
                   1495:
                   1496:        term_word(p, "currently under development.");
1.131     kristaps 1497:        p->flags |= TERMP_SENTENCE;
1.86      kristaps 1498:        return(0);
1.1       kristaps 1499: }
                   1500:
                   1501:
                   1502: /* ARGSUSED */
                   1503: static int
                   1504: termp_d1_pre(DECL_ARGS)
                   1505: {
                   1506:
1.86      kristaps 1507:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1508:                return(1);
                   1509:        term_newln(p);
1.238     schwarze 1510:        p->offset += term_len(p, p->defindent + 1);
1.1       kristaps 1511:        return(1);
                   1512: }
                   1513:
                   1514:
                   1515: /* ARGSUSED */
                   1516: static int
                   1517: termp_ft_pre(DECL_ARGS)
                   1518: {
                   1519:
1.141     kristaps 1520:        /* NB: MDOC_LINE does not effect this! */
1.143     kristaps 1521:        synopsis_pre(p, n);
1.102     kristaps 1522:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1523:        return(1);
                   1524: }
                   1525:
                   1526:
                   1527: /* ARGSUSED */
                   1528: static int
                   1529: termp_fn_pre(DECL_ARGS)
                   1530: {
1.226     kristaps 1531:        int              pretty;
                   1532:
                   1533:        pretty = MDOC_SYNPRETTY & n->flags;
1.1       kristaps 1534:
1.143     kristaps 1535:        synopsis_pre(p, n);
1.139     kristaps 1536:
1.226     kristaps 1537:        if (NULL == (n = n->child))
                   1538:                return(0);
                   1539:
                   1540:        assert(MDOC_TEXT == n->type);
1.102     kristaps 1541:        term_fontpush(p, TERMFONT_BOLD);
1.226     kristaps 1542:        term_word(p, n->string);
1.102     kristaps 1543:        term_fontpop(p);
1.1       kristaps 1544:
                   1545:        p->flags |= TERMP_NOSPACE;
                   1546:        term_word(p, "(");
1.222     kristaps 1547:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1548:
1.226     kristaps 1549:        for (n = n->next; n; n = n->next) {
                   1550:                assert(MDOC_TEXT == n->type);
1.102     kristaps 1551:                term_fontpush(p, TERMFONT_UNDER);
1.226     kristaps 1552:                term_word(p, n->string);
1.102     kristaps 1553:                term_fontpop(p);
                   1554:
1.226     kristaps 1555:                if (n->next) {
1.222     kristaps 1556:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1557:                        term_word(p, ",");
1.222     kristaps 1558:                }
1.1       kristaps 1559:        }
                   1560:
1.222     kristaps 1561:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1562:        term_word(p, ")");
                   1563:
1.226     kristaps 1564:        if (pretty) {
1.222     kristaps 1565:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1566:                term_word(p, ";");
1.222     kristaps 1567:        }
1.1       kristaps 1568:
                   1569:        return(0);
                   1570: }
                   1571:
                   1572:
                   1573: /* ARGSUSED */
                   1574: static int
                   1575: termp_fa_pre(DECL_ARGS)
                   1576: {
1.86      kristaps 1577:        const struct mdoc_node  *nn;
1.1       kristaps 1578:
1.86      kristaps 1579:        if (n->parent->tok != MDOC_Fo) {
1.102     kristaps 1580:                term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1581:                return(1);
                   1582:        }
                   1583:
1.86      kristaps 1584:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1585:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1586:                term_word(p, nn->string);
1.102     kristaps 1587:                term_fontpop(p);
                   1588:
1.222     kristaps 1589:                if (nn->next) {
                   1590:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1591:                        term_word(p, ",");
1.222     kristaps 1592:                }
1.1       kristaps 1593:        }
                   1594:
1.222     kristaps 1595:        if (n->child && n->next && n->next->tok == MDOC_Fa) {
                   1596:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1597:                term_word(p, ",");
1.222     kristaps 1598:        }
1.1       kristaps 1599:
                   1600:        return(0);
                   1601: }
                   1602:
                   1603:
                   1604: /* ARGSUSED */
                   1605: static int
                   1606: termp_bd_pre(DECL_ARGS)
                   1607: {
1.179     kristaps 1608:        size_t                   tabwidth, rm, rmax;
1.244   ! schwarze 1609:        struct mdoc_node        *nn;
1.1       kristaps 1610:
1.86      kristaps 1611:        if (MDOC_BLOCK == n->type) {
1.151     kristaps 1612:                print_bvspace(p, n, n);
1.54      kristaps 1613:                return(1);
1.116     kristaps 1614:        } else if (MDOC_HEAD == n->type)
                   1615:                return(0);
1.1       kristaps 1616:
1.202     kristaps 1617:        if (n->norm->Bd.offs)
                   1618:                p->offset += a2offs(p, n->norm->Bd.offs);
1.85      kristaps 1619:
                   1620:        /*
                   1621:         * If -ragged or -filled are specified, the block does nothing
                   1622:         * but change the indentation.  If -unfilled or -literal are
                   1623:         * specified, text is printed exactly as entered in the display:
                   1624:         * for macro lines, a newline is appended to the line.  Blank
                   1625:         * lines are allowed.
                   1626:         */
1.60      kristaps 1627:
1.202     kristaps 1628:        if (DISP_literal != n->norm->Bd.type &&
                   1629:                        DISP_unfilled != n->norm->Bd.type)
1.1       kristaps 1630:                return(1);
                   1631:
1.129     schwarze 1632:        tabwidth = p->tabwidth;
1.208     kristaps 1633:        if (DISP_literal == n->norm->Bd.type)
                   1634:                p->tabwidth = term_len(p, 8);
                   1635:
1.119     kristaps 1636:        rm = p->rmargin;
                   1637:        rmax = p->maxrmargin;
1.120     kristaps 1638:        p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1639:
1.86      kristaps 1640:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1641:                print_mdoc_node(p, pair, m, nn);
1.190     kristaps 1642:                /*
                   1643:                 * If the printed node flushes its own line, then we
                   1644:                 * needn't do it here as well.  This is hacky, but the
                   1645:                 * notion of selective eoln whitespace is pretty dumb
                   1646:                 * anyway, so don't sweat it.
                   1647:                 */
                   1648:                switch (nn->tok) {
1.193     kristaps 1649:                case (MDOC_Sm):
                   1650:                        /* FALLTHROUGH */
1.190     kristaps 1651:                case (MDOC_br):
                   1652:                        /* FALLTHROUGH */
                   1653:                case (MDOC_sp):
                   1654:                        /* FALLTHROUGH */
                   1655:                case (MDOC_Bl):
1.196     kristaps 1656:                        /* FALLTHROUGH */
                   1657:                case (MDOC_D1):
                   1658:                        /* FALLTHROUGH */
                   1659:                case (MDOC_Dl):
1.190     kristaps 1660:                        /* FALLTHROUGH */
                   1661:                case (MDOC_Lp):
                   1662:                        /* FALLTHROUGH */
                   1663:                case (MDOC_Pp):
                   1664:                        continue;
                   1665:                default:
                   1666:                        break;
                   1667:                }
1.180     schwarze 1668:                if (nn->next && nn->next->line == nn->line)
                   1669:                        continue;
                   1670:                term_flushln(p);
                   1671:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1672:        }
1.147     kristaps 1673:
1.129     schwarze 1674:        p->tabwidth = tabwidth;
1.119     kristaps 1675:        p->rmargin = rm;
                   1676:        p->maxrmargin = rmax;
1.1       kristaps 1677:        return(0);
                   1678: }
                   1679:
                   1680:
                   1681: /* ARGSUSED */
                   1682: static void
                   1683: termp_bd_post(DECL_ARGS)
                   1684: {
1.119     kristaps 1685:        size_t           rm, rmax;
1.1       kristaps 1686:
1.86      kristaps 1687:        if (MDOC_BODY != n->type)
1.1       kristaps 1688:                return;
1.118     kristaps 1689:
1.119     kristaps 1690:        rm = p->rmargin;
                   1691:        rmax = p->maxrmargin;
1.118     kristaps 1692:
1.202     kristaps 1693:        if (DISP_literal == n->norm->Bd.type ||
                   1694:                        DISP_unfilled == n->norm->Bd.type)
1.120     kristaps 1695:                p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1696:
1.60      kristaps 1697:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1698:        term_newln(p);
1.118     kristaps 1699:
1.119     kristaps 1700:        p->rmargin = rm;
                   1701:        p->maxrmargin = rmax;
1.1       kristaps 1702: }
                   1703:
                   1704:
                   1705: /* ARGSUSED */
1.211     kristaps 1706: static int
                   1707: termp_bx_pre(DECL_ARGS)
1.1       kristaps 1708: {
                   1709:
1.211     kristaps 1710:        if (NULL != (n = n->child)) {
                   1711:                term_word(p, n->string);
                   1712:                p->flags |= TERMP_NOSPACE;
                   1713:                term_word(p, "BSD");
                   1714:        } else {
                   1715:                term_word(p, "BSD");
                   1716:                return(0);
                   1717:        }
                   1718:
                   1719:        if (NULL != (n = n->next)) {
                   1720:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1721:                term_word(p, "-");
1.1       kristaps 1722:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1723:                term_word(p, n->string);
1.211     kristaps 1724:        }
                   1725:
                   1726:        return(0);
1.1       kristaps 1727: }
                   1728:
                   1729:
                   1730: /* ARGSUSED */
                   1731: static int
1.26      kristaps 1732: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1733: {
1.26      kristaps 1734:        const char      *pp;
1.218     schwarze 1735:        int              flags;
1.1       kristaps 1736:
1.26      kristaps 1737:        pp = NULL;
1.86      kristaps 1738:        switch (n->tok) {
1.26      kristaps 1739:        case (MDOC_Bsx):
1.194     schwarze 1740:                pp = "BSD/OS";
1.26      kristaps 1741:                break;
                   1742:        case (MDOC_Dx):
1.100     kristaps 1743:                pp = "DragonFly";
1.26      kristaps 1744:                break;
                   1745:        case (MDOC_Fx):
                   1746:                pp = "FreeBSD";
                   1747:                break;
                   1748:        case (MDOC_Nx):
                   1749:                pp = "NetBSD";
                   1750:                break;
                   1751:        case (MDOC_Ox):
                   1752:                pp = "OpenBSD";
                   1753:                break;
                   1754:        case (MDOC_Ux):
                   1755:                pp = "UNIX";
                   1756:                break;
                   1757:        default:
                   1758:                break;
                   1759:        }
1.1       kristaps 1760:
1.26      kristaps 1761:        term_word(p, pp);
1.214     kristaps 1762:        if (n->child) {
1.218     schwarze 1763:                flags = p->flags;
1.214     kristaps 1764:                p->flags |= TERMP_KEEP;
                   1765:                term_word(p, n->child->string);
1.218     schwarze 1766:                p->flags = flags;
1.214     kristaps 1767:        }
                   1768:        return(0);
1.1       kristaps 1769: }
                   1770:
                   1771:
                   1772: /* ARGSUSED */
                   1773: static int
1.192     schwarze 1774: termp_igndelim_pre(DECL_ARGS)
1.1       kristaps 1775: {
                   1776:
                   1777:        p->flags |= TERMP_IGNDELIM;
                   1778:        return(1);
                   1779: }
                   1780:
                   1781:
                   1782: /* ARGSUSED */
                   1783: static void
                   1784: termp_pf_post(DECL_ARGS)
                   1785: {
                   1786:
                   1787:        p->flags |= TERMP_NOSPACE;
                   1788: }
                   1789:
                   1790:
                   1791: /* ARGSUSED */
                   1792: static int
                   1793: termp_ss_pre(DECL_ARGS)
                   1794: {
                   1795:
1.86      kristaps 1796:        switch (n->type) {
1.1       kristaps 1797:        case (MDOC_BLOCK):
                   1798:                term_newln(p);
1.86      kristaps 1799:                if (n->prev)
1.1       kristaps 1800:                        term_vspace(p);
                   1801:                break;
                   1802:        case (MDOC_HEAD):
1.102     kristaps 1803:                term_fontpush(p, TERMFONT_BOLD);
1.238     schwarze 1804:                p->offset = term_len(p, (p->defindent+1)/2);
1.1       kristaps 1805:                break;
                   1806:        default:
                   1807:                break;
                   1808:        }
                   1809:
                   1810:        return(1);
                   1811: }
                   1812:
                   1813:
                   1814: /* ARGSUSED */
                   1815: static void
                   1816: termp_ss_post(DECL_ARGS)
                   1817: {
                   1818:
1.86      kristaps 1819:        if (MDOC_HEAD == n->type)
1.1       kristaps 1820:                term_newln(p);
                   1821: }
                   1822:
                   1823:
                   1824: /* ARGSUSED */
                   1825: static int
                   1826: termp_cd_pre(DECL_ARGS)
                   1827: {
                   1828:
1.143     kristaps 1829:        synopsis_pre(p, n);
1.102     kristaps 1830:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1831:        return(1);
                   1832: }
                   1833:
                   1834:
                   1835: /* ARGSUSED */
                   1836: static int
                   1837: termp_in_pre(DECL_ARGS)
                   1838: {
1.142     schwarze 1839:
1.143     kristaps 1840:        synopsis_pre(p, n);
1.1       kristaps 1841:
1.160     kristaps 1842:        if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138     kristaps 1843:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1844:                term_word(p, "#include");
1.138     kristaps 1845:                term_word(p, "<");
                   1846:        } else {
                   1847:                term_word(p, "<");
                   1848:                term_fontpush(p, TERMFONT_UNDER);
                   1849:        }
1.22      kristaps 1850:
1.1       kristaps 1851:        p->flags |= TERMP_NOSPACE;
                   1852:        return(1);
                   1853: }
                   1854:
                   1855:
                   1856: /* ARGSUSED */
                   1857: static void
                   1858: termp_in_post(DECL_ARGS)
                   1859: {
                   1860:
1.160     kristaps 1861:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1862:                term_fontpush(p, TERMFONT_BOLD);
                   1863:
1.79      kristaps 1864:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1865:        term_word(p, ">");
                   1866:
1.160     kristaps 1867:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1868:                term_fontpop(p);
1.1       kristaps 1869: }
                   1870:
                   1871:
                   1872: /* ARGSUSED */
                   1873: static int
1.45      kristaps 1874: termp_sp_pre(DECL_ARGS)
                   1875: {
1.91      kristaps 1876:        size_t           i, len;
1.45      kristaps 1877:
1.86      kristaps 1878:        switch (n->tok) {
1.76      kristaps 1879:        case (MDOC_sp):
1.157     kristaps 1880:                len = n->child ? a2height(p, n->child->string) : 1;
1.76      kristaps 1881:                break;
                   1882:        case (MDOC_br):
                   1883:                len = 0;
                   1884:                break;
                   1885:        default:
                   1886:                len = 1;
                   1887:                break;
1.45      kristaps 1888:        }
                   1889:
                   1890:        if (0 == len)
                   1891:                term_newln(p);
                   1892:        for (i = 0; i < len; i++)
                   1893:                term_vspace(p);
                   1894:
                   1895:        return(0);
                   1896: }
                   1897:
                   1898:
1.189     kristaps 1899: /* ARGSUSED */
1.45      kristaps 1900: static int
1.188     kristaps 1901: termp_quote_pre(DECL_ARGS)
1.1       kristaps 1902: {
                   1903:
1.203     kristaps 1904:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1905:                return(1);
                   1906:
1.188     kristaps 1907:        switch (n->tok) {
                   1908:        case (MDOC_Ao):
                   1909:                /* FALLTHROUGH */
                   1910:        case (MDOC_Aq):
                   1911:                term_word(p, "<");
                   1912:                break;
                   1913:        case (MDOC_Bro):
                   1914:                /* FALLTHROUGH */
                   1915:        case (MDOC_Brq):
                   1916:                term_word(p, "{");
                   1917:                break;
                   1918:        case (MDOC_Oo):
                   1919:                /* FALLTHROUGH */
                   1920:        case (MDOC_Op):
                   1921:                /* FALLTHROUGH */
                   1922:        case (MDOC_Bo):
                   1923:                /* FALLTHROUGH */
                   1924:        case (MDOC_Bq):
                   1925:                term_word(p, "[");
                   1926:                break;
                   1927:        case (MDOC_Do):
                   1928:                /* FALLTHROUGH */
                   1929:        case (MDOC_Dq):
                   1930:                term_word(p, "``");
                   1931:                break;
1.237     schwarze 1932:        case (MDOC_Eo):
                   1933:                break;
1.188     kristaps 1934:        case (MDOC_Po):
                   1935:                /* FALLTHROUGH */
                   1936:        case (MDOC_Pq):
                   1937:                term_word(p, "(");
                   1938:                break;
1.205     kristaps 1939:        case (MDOC__T):
                   1940:                /* FALLTHROUGH */
1.188     kristaps 1941:        case (MDOC_Qo):
                   1942:                /* FALLTHROUGH */
                   1943:        case (MDOC_Qq):
                   1944:                term_word(p, "\"");
                   1945:                break;
                   1946:        case (MDOC_Ql):
                   1947:                /* FALLTHROUGH */
                   1948:        case (MDOC_So):
                   1949:                /* FALLTHROUGH */
                   1950:        case (MDOC_Sq):
                   1951:                term_word(p, "`");
                   1952:                break;
                   1953:        default:
                   1954:                abort();
                   1955:                /* NOTREACHED */
                   1956:        }
1.1       kristaps 1957:
                   1958:        p->flags |= TERMP_NOSPACE;
                   1959:        return(1);
                   1960: }
                   1961:
                   1962:
1.189     kristaps 1963: /* ARGSUSED */
1.1       kristaps 1964: static void
1.188     kristaps 1965: termp_quote_post(DECL_ARGS)
1.1       kristaps 1966: {
                   1967:
1.203     kristaps 1968:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1969:                return;
                   1970:
                   1971:        p->flags |= TERMP_NOSPACE;
                   1972:
1.188     kristaps 1973:        switch (n->tok) {
                   1974:        case (MDOC_Ao):
                   1975:                /* FALLTHROUGH */
                   1976:        case (MDOC_Aq):
                   1977:                term_word(p, ">");
                   1978:                break;
                   1979:        case (MDOC_Bro):
                   1980:                /* FALLTHROUGH */
                   1981:        case (MDOC_Brq):
                   1982:                term_word(p, "}");
                   1983:                break;
                   1984:        case (MDOC_Oo):
                   1985:                /* FALLTHROUGH */
                   1986:        case (MDOC_Op):
                   1987:                /* FALLTHROUGH */
                   1988:        case (MDOC_Bo):
                   1989:                /* FALLTHROUGH */
                   1990:        case (MDOC_Bq):
                   1991:                term_word(p, "]");
                   1992:                break;
                   1993:        case (MDOC_Do):
                   1994:                /* FALLTHROUGH */
                   1995:        case (MDOC_Dq):
                   1996:                term_word(p, "''");
1.237     schwarze 1997:                break;
                   1998:        case (MDOC_Eo):
1.188     kristaps 1999:                break;
                   2000:        case (MDOC_Po):
                   2001:                /* FALLTHROUGH */
                   2002:        case (MDOC_Pq):
                   2003:                term_word(p, ")");
                   2004:                break;
1.205     kristaps 2005:        case (MDOC__T):
                   2006:                /* FALLTHROUGH */
1.188     kristaps 2007:        case (MDOC_Qo):
                   2008:                /* FALLTHROUGH */
                   2009:        case (MDOC_Qq):
                   2010:                term_word(p, "\"");
                   2011:                break;
                   2012:        case (MDOC_Ql):
                   2013:                /* FALLTHROUGH */
                   2014:        case (MDOC_So):
                   2015:                /* FALLTHROUGH */
                   2016:        case (MDOC_Sq):
                   2017:                term_word(p, "'");
                   2018:                break;
                   2019:        default:
                   2020:                abort();
                   2021:                /* NOTREACHED */
                   2022:        }
1.1       kristaps 2023: }
                   2024:
                   2025:
                   2026: /* ARGSUSED */
                   2027: static int
                   2028: termp_fo_pre(DECL_ARGS)
                   2029: {
                   2030:
1.141     kristaps 2031:        if (MDOC_BLOCK == n->type) {
1.143     kristaps 2032:                synopsis_pre(p, n);
1.141     kristaps 2033:                return(1);
                   2034:        } else if (MDOC_BODY == n->type) {
1.33      kristaps 2035:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2036:                term_word(p, "(");
1.222     kristaps 2037:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2038:                return(1);
1.141     kristaps 2039:        }
                   2040:
1.169     kristaps 2041:        if (NULL == n->child)
                   2042:                return(0);
                   2043:
1.141     kristaps 2044:        /* XXX: we drop non-initial arguments as per groff. */
1.1       kristaps 2045:
1.141     kristaps 2046:        assert(n->child->string);
1.102     kristaps 2047:        term_fontpush(p, TERMFONT_BOLD);
1.141     kristaps 2048:        term_word(p, n->child->string);
1.1       kristaps 2049:        return(0);
                   2050: }
                   2051:
                   2052:
                   2053: /* ARGSUSED */
                   2054: static void
                   2055: termp_fo_post(DECL_ARGS)
                   2056: {
                   2057:
1.143     kristaps 2058:        if (MDOC_BODY != n->type)
                   2059:                return;
                   2060:
1.222     kristaps 2061:        p->flags |= TERMP_NOSPACE;
1.143     kristaps 2062:        term_word(p, ")");
                   2063:
1.222     kristaps 2064:        if (MDOC_SYNPRETTY & n->flags) {
                   2065:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 2066:                term_word(p, ";");
1.222     kristaps 2067:        }
1.1       kristaps 2068: }
                   2069:
                   2070:
                   2071: /* ARGSUSED */
                   2072: static int
                   2073: termp_bf_pre(DECL_ARGS)
                   2074: {
                   2075:
1.86      kristaps 2076:        if (MDOC_HEAD == n->type)
1.1       kristaps 2077:                return(0);
1.244   ! schwarze 2078:        else if (MDOC_BODY != n->type)
1.1       kristaps 2079:                return(1);
                   2080:
1.202     kristaps 2081:        if (FONT_Em == n->norm->Bf.font)
1.102     kristaps 2082:                term_fontpush(p, TERMFONT_UNDER);
1.202     kristaps 2083:        else if (FONT_Sy == n->norm->Bf.font)
1.102     kristaps 2084:                term_fontpush(p, TERMFONT_BOLD);
1.167     kristaps 2085:        else
1.102     kristaps 2086:                term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2087:
                   2088:        return(1);
                   2089: }
                   2090:
                   2091:
                   2092: /* ARGSUSED */
                   2093: static int
                   2094: termp_sm_pre(DECL_ARGS)
                   2095: {
                   2096:
1.86      kristaps 2097:        assert(n->child && MDOC_TEXT == n->child->type);
1.174     schwarze 2098:        if (0 == strcmp("on", n->child->string)) {
                   2099:                if (p->col)
                   2100:                        p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 2101:                p->flags &= ~TERMP_NONOSPACE;
1.174     schwarze 2102:        } else
1.1       kristaps 2103:                p->flags |= TERMP_NONOSPACE;
                   2104:
                   2105:        return(0);
                   2106: }
                   2107:
                   2108:
                   2109: /* ARGSUSED */
                   2110: static int
                   2111: termp_ap_pre(DECL_ARGS)
                   2112: {
                   2113:
                   2114:        p->flags |= TERMP_NOSPACE;
1.188     kristaps 2115:        term_word(p, "'");
1.1       kristaps 2116:        p->flags |= TERMP_NOSPACE;
                   2117:        return(1);
                   2118: }
                   2119:
                   2120:
                   2121: /* ARGSUSED */
                   2122: static void
                   2123: termp____post(DECL_ARGS)
                   2124: {
1.184     kristaps 2125:
                   2126:        /*
                   2127:         * Handle lists of authors.  In general, print each followed by
                   2128:         * a comma.  Don't print the comma if there are only two
                   2129:         * authors.
                   2130:         */
                   2131:        if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
                   2132:                if (NULL == n->next->next || MDOC__A != n->next->next->tok)
                   2133:                        if (NULL == n->prev || MDOC__A != n->prev->tok)
                   2134:                                return;
1.1       kristaps 2135:
1.95      kristaps 2136:        /* TODO: %U. */
                   2137:
1.187     kristaps 2138:        if (NULL == n->parent || MDOC_Rs != n->parent->tok)
                   2139:                return;
                   2140:
1.222     kristaps 2141:        p->flags |= TERMP_NOSPACE;
1.186     kristaps 2142:        if (NULL == n->next) {
                   2143:                term_word(p, ".");
                   2144:                p->flags |= TERMP_SENTENCE;
                   2145:        } else
                   2146:                term_word(p, ",");
1.1       kristaps 2147: }
                   2148:
                   2149:
                   2150: /* ARGSUSED */
                   2151: static int
1.102     kristaps 2152: termp_li_pre(DECL_ARGS)
                   2153: {
                   2154:
                   2155:        term_fontpush(p, TERMFONT_NONE);
                   2156:        return(1);
                   2157: }
                   2158:
                   2159:
                   2160: /* ARGSUSED */
                   2161: static int
1.1       kristaps 2162: termp_lk_pre(DECL_ARGS)
                   2163: {
1.240     schwarze 2164:        const struct mdoc_node *link, *descr;
1.1       kristaps 2165:
1.240     schwarze 2166:        if (NULL == (link = n->child))
                   2167:                return(0);
1.181     kristaps 2168:
1.240     schwarze 2169:        if (NULL != (descr = link->next)) {
                   2170:                term_fontpush(p, TERMFONT_UNDER);
                   2171:                while (NULL != descr) {
                   2172:                        term_word(p, descr->string);
                   2173:                        descr = descr->next;
                   2174:                }
                   2175:                p->flags |= TERMP_NOSPACE;
                   2176:                term_word(p, ":");
                   2177:                term_fontpop(p);
                   2178:        }
1.1       kristaps 2179:
1.102     kristaps 2180:        term_fontpush(p, TERMFONT_BOLD);
1.240     schwarze 2181:        term_word(p, link->string);
1.102     kristaps 2182:        term_fontpop(p);
1.12      kristaps 2183:
1.1       kristaps 2184:        return(0);
                   2185: }
                   2186:
1.159     schwarze 2187:
                   2188: /* ARGSUSED */
                   2189: static int
                   2190: termp_bk_pre(DECL_ARGS)
                   2191: {
                   2192:
1.161     schwarze 2193:        switch (n->type) {
                   2194:        case (MDOC_BLOCK):
1.166     kristaps 2195:                break;
1.161     schwarze 2196:        case (MDOC_HEAD):
                   2197:                return(0);
                   2198:        case (MDOC_BODY):
1.200     schwarze 2199:                if (n->parent->args || 0 == n->prev->nchild)
                   2200:                        p->flags |= TERMP_PREKEEP;
1.166     kristaps 2201:                break;
1.161     schwarze 2202:        default:
                   2203:                abort();
1.166     kristaps 2204:                /* NOTREACHED */
1.161     schwarze 2205:        }
1.166     kristaps 2206:
                   2207:        return(1);
1.159     schwarze 2208: }
                   2209:
                   2210:
                   2211: /* ARGSUSED */
                   2212: static void
                   2213: termp_bk_post(DECL_ARGS)
                   2214: {
                   2215:
1.161     schwarze 2216:        if (MDOC_BODY == n->type)
                   2217:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203     kristaps 2218: }
                   2219:
                   2220: /* ARGSUSED */
                   2221: static void
                   2222: termp__t_post(DECL_ARGS)
                   2223: {
                   2224:
                   2225:        /*
                   2226:         * If we're in an `Rs' and there's a journal present, then quote
                   2227:         * us instead of underlining us (for disambiguation).
                   2228:         */
1.217     schwarze 2229:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2230:                        n->parent->norm->Rs.quote_T)
1.203     kristaps 2231:                termp_quote_post(p, pair, m, n);
                   2232:
                   2233:        termp____post(p, pair, m, n);
                   2234: }
                   2235:
                   2236: /* ARGSUSED */
                   2237: static int
                   2238: termp__t_pre(DECL_ARGS)
                   2239: {
                   2240:
                   2241:        /*
                   2242:         * If we're in an `Rs' and there's a journal present, then quote
                   2243:         * us instead of underlining us (for disambiguation).
                   2244:         */
                   2245:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2246:                        n->parent->norm->Rs.quote_T)
1.203     kristaps 2247:                return(termp_quote_pre(p, pair, m, n));
                   2248:
                   2249:        term_fontpush(p, TERMFONT_UNDER);
                   2250:        return(1);
1.159     schwarze 2251: }
1.1       kristaps 2252:
                   2253: /* ARGSUSED */
                   2254: static int
1.69      kristaps 2255: termp_under_pre(DECL_ARGS)
1.1       kristaps 2256: {
                   2257:
1.102     kristaps 2258:        term_fontpush(p, TERMFONT_UNDER);
1.84      kristaps 2259:        return(1);
                   2260: }

CVSweb