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

Annotation of mandoc/mdoc_term.c, Revision 1.230

1.230   ! kristaps    1: /*     $Id: mdoc_term.c,v 1.229 2011/04/30 22:14:42 kristaps Exp $ */
1.1       kristaps    2: /*
1.217     schwarze    3:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.171     schwarze    4:  * Copyright (c) 2010 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:
1.66      kristaps   37: #define        INDENT            5
                     38: #define        HALFINDENT        3
                     39:
1.1       kristaps   40: struct termpair {
                     41:        struct termpair  *ppair;
1.31      kristaps   42:        int               count;
1.1       kristaps   43: };
                     44:
1.31      kristaps   45: #define        DECL_ARGS struct termp *p, \
                     46:                  struct termpair *pair, \
1.86      kristaps   47:                  const struct mdoc_meta *m, \
                     48:                  const struct mdoc_node *n
1.1       kristaps   49:
                     50: struct termact {
                     51:        int     (*pre)(DECL_ARGS);
                     52:        void    (*post)(DECL_ARGS);
                     53: };
                     54:
1.157     kristaps   55: static size_t    a2width(const struct termp *, const char *);
                     56: static size_t    a2height(const struct termp *, const char *);
                     57: static size_t    a2offs(const struct termp *, const char *);
1.96      kristaps   58:
                     59: static void      print_bvspace(struct termp *,
1.151     kristaps   60:                        const struct mdoc_node *,
1.96      kristaps   61:                        const struct mdoc_node *);
1.102     kristaps   62: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   63: static void      print_mdoc_nodelist(DECL_ARGS);
1.144     kristaps   64: static void      print_mdoc_head(struct termp *, const void *);
1.145     kristaps   65: static void      print_mdoc_foot(struct termp *, const void *);
1.143     kristaps   66: static void      synopsis_pre(struct termp *,
                     67:                        const struct mdoc_node *);
1.96      kristaps   68:
1.31      kristaps   69: static void      termp____post(DECL_ARGS);
1.203     kristaps   70: static void      termp__t_post(DECL_ARGS);
1.61      kristaps   71: static void      termp_an_post(DECL_ARGS);
1.31      kristaps   72: static void      termp_bd_post(DECL_ARGS);
1.159     schwarze   73: static void      termp_bk_post(DECL_ARGS);
1.31      kristaps   74: static void      termp_bl_post(DECL_ARGS);
                     75: static void      termp_d1_post(DECL_ARGS);
                     76: static void      termp_fo_post(DECL_ARGS);
                     77: static void      termp_in_post(DECL_ARGS);
                     78: static void      termp_it_post(DECL_ARGS);
                     79: static void      termp_lb_post(DECL_ARGS);
1.164     schwarze   80: static void      termp_nm_post(DECL_ARGS);
1.31      kristaps   81: static void      termp_pf_post(DECL_ARGS);
1.188     kristaps   82: static void      termp_quote_post(DECL_ARGS);
1.31      kristaps   83: static void      termp_sh_post(DECL_ARGS);
                     84: static void      termp_ss_post(DECL_ARGS);
                     85:
1.184     kristaps   86: static int       termp__a_pre(DECL_ARGS);
1.203     kristaps   87: static int       termp__t_pre(DECL_ARGS);
1.61      kristaps   88: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   89: static int       termp_ap_pre(DECL_ARGS);
                     90: static int       termp_bd_pre(DECL_ARGS);
                     91: static int       termp_bf_pre(DECL_ARGS);
1.159     schwarze   92: static int       termp_bk_pre(DECL_ARGS);
1.115     kristaps   93: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps   94: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps   95: static int       termp_bt_pre(DECL_ARGS);
1.211     kristaps   96: static int       termp_bx_pre(DECL_ARGS);
1.31      kristaps   97: static int       termp_cd_pre(DECL_ARGS);
                     98: static int       termp_d1_pre(DECL_ARGS);
                     99: static int       termp_ex_pre(DECL_ARGS);
                    100: static int       termp_fa_pre(DECL_ARGS);
1.188     kristaps  101: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps  102: static int       termp_fl_pre(DECL_ARGS);
                    103: static int       termp_fn_pre(DECL_ARGS);
                    104: static int       termp_fo_pre(DECL_ARGS);
                    105: static int       termp_ft_pre(DECL_ARGS);
1.192     schwarze  106: static int       termp_igndelim_pre(DECL_ARGS);
1.31      kristaps  107: static int       termp_in_pre(DECL_ARGS);
                    108: static int       termp_it_pre(DECL_ARGS);
1.102     kristaps  109: static int       termp_li_pre(DECL_ARGS);
1.31      kristaps  110: static int       termp_lk_pre(DECL_ARGS);
                    111: static int       termp_nd_pre(DECL_ARGS);
                    112: static int       termp_nm_pre(DECL_ARGS);
                    113: static int       termp_ns_pre(DECL_ARGS);
1.188     kristaps  114: static int       termp_quote_pre(DECL_ARGS);
1.31      kristaps  115: static int       termp_rs_pre(DECL_ARGS);
                    116: static int       termp_rv_pre(DECL_ARGS);
                    117: static int       termp_sh_pre(DECL_ARGS);
                    118: static int       termp_sm_pre(DECL_ARGS);
1.45      kristaps  119: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  120: static int       termp_ss_pre(DECL_ARGS);
1.69      kristaps  121: static int       termp_under_pre(DECL_ARGS);
1.31      kristaps  122: static int       termp_ud_pre(DECL_ARGS);
1.110     kristaps  123: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  124: static int       termp_xr_pre(DECL_ARGS);
                    125: static int       termp_xx_pre(DECL_ARGS);
                    126:
1.70      kristaps  127: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  128:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  129:        { NULL, NULL }, /* Dd */
                    130:        { NULL, NULL }, /* Dt */
                    131:        { NULL, NULL }, /* Os */
                    132:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    133:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.76      kristaps  134:        { termp_sp_pre, NULL }, /* Pp */
1.1       kristaps  135:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    136:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    137:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    138:        { NULL, NULL }, /* Ed */
1.115     kristaps  139:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  140:        { NULL, NULL }, /* El */
                    141:        { termp_it_pre, termp_it_post }, /* It */
1.178     kristaps  142:        { termp_under_pre, NULL }, /* Ad */
1.61      kristaps  143:        { termp_an_pre, termp_an_post }, /* An */
1.69      kristaps  144:        { termp_under_pre, NULL }, /* Ar */
1.1       kristaps  145:        { termp_cd_pre, NULL }, /* Cd */
1.69      kristaps  146:        { termp_bold_pre, NULL }, /* Cm */
1.1       kristaps  147:        { NULL, NULL }, /* Dv */
                    148:        { NULL, NULL }, /* Er */
                    149:        { NULL, NULL }, /* Ev */
                    150:        { termp_ex_pre, NULL }, /* Ex */
                    151:        { termp_fa_pre, NULL }, /* Fa */
1.143     kristaps  152:        { termp_fd_pre, NULL }, /* Fd */
1.1       kristaps  153:        { termp_fl_pre, NULL }, /* Fl */
1.143     kristaps  154:        { termp_fn_pre, NULL }, /* Fn */
1.141     kristaps  155:        { termp_ft_pre, NULL }, /* Ft */
1.69      kristaps  156:        { termp_bold_pre, NULL }, /* Ic */
1.1       kristaps  157:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  158:        { termp_li_pre, NULL }, /* Li */
1.1       kristaps  159:        { termp_nd_pre, NULL }, /* Nd */
1.164     schwarze  160:        { termp_nm_pre, termp_nm_post }, /* Nm */
1.188     kristaps  161:        { termp_quote_pre, termp_quote_post }, /* Op */
1.1       kristaps  162:        { NULL, NULL }, /* Ot */
1.69      kristaps  163:        { termp_under_pre, NULL }, /* Pa */
1.1       kristaps  164:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  165:        { NULL, NULL }, /* St */
1.69      kristaps  166:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  167:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  168:        { termp_xr_pre, NULL }, /* Xr */
1.184     kristaps  169:        { termp__a_pre, termp____post }, /* %A */
1.84      kristaps  170:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  171:        { NULL, termp____post }, /* %D */
1.84      kristaps  172:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  173:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  174:        { NULL, termp____post }, /* %N */
                    175:        { NULL, termp____post }, /* %O */
                    176:        { NULL, termp____post }, /* %P */
                    177:        { NULL, termp____post }, /* %R */
1.203     kristaps  178:        { termp__t_pre, termp__t_post }, /* %T */
1.1       kristaps  179:        { NULL, termp____post }, /* %V */
                    180:        { NULL, NULL }, /* Ac */
1.188     kristaps  181:        { termp_quote_pre, termp_quote_post }, /* Ao */
                    182:        { termp_quote_pre, termp_quote_post }, /* Aq */
1.35      kristaps  183:        { NULL, NULL }, /* At */
1.1       kristaps  184:        { NULL, NULL }, /* Bc */
                    185:        { termp_bf_pre, NULL }, /* Bf */
1.188     kristaps  186:        { termp_quote_pre, termp_quote_post }, /* Bo */
                    187:        { termp_quote_pre, termp_quote_post }, /* Bq */
1.26      kristaps  188:        { termp_xx_pre, NULL }, /* Bsx */
1.211     kristaps  189:        { termp_bx_pre, NULL }, /* Bx */
1.1       kristaps  190:        { NULL, NULL }, /* Db */
                    191:        { NULL, NULL }, /* Dc */
1.188     kristaps  192:        { termp_quote_pre, termp_quote_post }, /* Do */
                    193:        { termp_quote_pre, termp_quote_post }, /* Dq */
1.112     kristaps  194:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  195:        { NULL, NULL }, /* Ef */
1.69      kristaps  196:        { termp_under_pre, NULL }, /* Em */
1.1       kristaps  197:        { NULL, NULL }, /* Eo */
1.26      kristaps  198:        { termp_xx_pre, NULL }, /* Fx */
1.176     kristaps  199:        { termp_bold_pre, NULL }, /* Ms */
1.192     schwarze  200:        { termp_igndelim_pre, NULL }, /* No */
1.1       kristaps  201:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  202:        { termp_xx_pre, NULL }, /* Nx */
                    203:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  204:        { NULL, NULL }, /* Pc */
1.192     schwarze  205:        { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188     kristaps  206:        { termp_quote_pre, termp_quote_post }, /* Po */
                    207:        { termp_quote_pre, termp_quote_post }, /* Pq */
1.1       kristaps  208:        { NULL, NULL }, /* Qc */
1.188     kristaps  209:        { termp_quote_pre, termp_quote_post }, /* Ql */
                    210:        { termp_quote_pre, termp_quote_post }, /* Qo */
                    211:        { termp_quote_pre, termp_quote_post }, /* Qq */
1.1       kristaps  212:        { NULL, NULL }, /* Re */
                    213:        { termp_rs_pre, NULL }, /* Rs */
                    214:        { NULL, NULL }, /* Sc */
1.188     kristaps  215:        { termp_quote_pre, termp_quote_post }, /* So */
                    216:        { termp_quote_pre, termp_quote_post }, /* Sq */
1.1       kristaps  217:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  218:        { termp_under_pre, NULL }, /* Sx */
                    219:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  220:        { NULL, NULL }, /* Tn */
1.26      kristaps  221:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  222:        { NULL, NULL }, /* Xc */
                    223:        { NULL, NULL }, /* Xo */
                    224:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    225:        { NULL, NULL }, /* Fc */
1.188     kristaps  226:        { termp_quote_pre, termp_quote_post }, /* Oo */
1.1       kristaps  227:        { NULL, NULL }, /* Oc */
1.159     schwarze  228:        { termp_bk_pre, termp_bk_post }, /* Bk */
1.1       kristaps  229:        { NULL, NULL }, /* Ek */
                    230:        { termp_bt_pre, NULL }, /* Bt */
                    231:        { NULL, NULL }, /* Hf */
                    232:        { NULL, NULL }, /* Fr */
                    233:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  234:        { NULL, termp_lb_post }, /* Lb */
1.76      kristaps  235:        { termp_sp_pre, NULL }, /* Lp */
1.1       kristaps  236:        { termp_lk_pre, NULL }, /* Lk */
1.69      kristaps  237:        { termp_under_pre, NULL }, /* Mt */
1.188     kristaps  238:        { termp_quote_pre, termp_quote_post }, /* Brq */
                    239:        { termp_quote_pre, termp_quote_post }, /* Bro */
1.1       kristaps  240:        { NULL, NULL }, /* Brc */
1.83      kristaps  241:        { NULL, termp____post }, /* %C */
1.81      kristaps  242:        { NULL, NULL }, /* Es */ /* TODO */
                    243:        { NULL, NULL }, /* En */ /* TODO */
1.26      kristaps  244:        { termp_xx_pre, NULL }, /* Dx */
1.83      kristaps  245:        { NULL, termp____post }, /* %Q */
1.76      kristaps  246:        { termp_sp_pre, NULL }, /* br */
1.45      kristaps  247:        { termp_sp_pre, NULL }, /* sp */
1.96      kristaps  248:        { termp_under_pre, termp____post }, /* %U */
1.135     kristaps  249:        { NULL, NULL }, /* Ta */
1.1       kristaps  250: };
                    251:
                    252:
1.70      kristaps  253: void
1.89      kristaps  254: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1       kristaps  255: {
1.70      kristaps  256:        const struct mdoc_node  *n;
                    257:        const struct mdoc_meta  *m;
1.89      kristaps  258:        struct termp            *p;
                    259:
                    260:        p = (struct termp *)arg;
1.111     kristaps  261:
                    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;
                    296:        const void      *font;
1.1       kristaps  297:        struct termpair  npair;
1.30      kristaps  298:        size_t           offset, rmargin;
1.1       kristaps  299:
1.70      kristaps  300:        chld = 1;
1.29      kristaps  301:        offset = p->offset;
1.30      kristaps  302:        rmargin = p->rmargin;
1.102     kristaps  303:        font = term_fontq(p);
1.29      kristaps  304:
1.97      kristaps  305:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  306:        npair.ppair = pair;
1.172     kristaps  307:
                    308:        /*
                    309:         * Keeps only work until the end of a line.  If a keep was
                    310:         * invoked in a prior line, revert it to PREKEEP.
1.197     schwarze  311:         *
                    312:         * Also let SYNPRETTY sections behave as if they were wrapped
                    313:         * in a `Bk' block.
1.172     kristaps  314:         */
                    315:
1.197     schwarze  316:        if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172     kristaps  317:                if (n->prev && n->prev->line != n->line) {
                    318:                        p->flags &= ~TERMP_KEEP;
                    319:                        p->flags |= TERMP_PREKEEP;
                    320:                } else if (NULL == n->prev) {
                    321:                        if (n->parent && n->parent->line != n->line) {
                    322:                                p->flags &= ~TERMP_KEEP;
                    323:                                p->flags |= TERMP_PREKEEP;
                    324:                        }
                    325:                }
                    326:        }
1.197     schwarze  327:
                    328:        /*
                    329:         * Since SYNPRETTY sections aren't "turned off" with `Ek',
                    330:         * we have to intuit whether we should disable formatting.
                    331:         */
                    332:
                    333:        if ( ! (MDOC_SYNPRETTY & n->flags) &&
                    334:            ((n->prev   && MDOC_SYNPRETTY & n->prev->flags) ||
                    335:             (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
                    336:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102     kristaps  337:
1.217     schwarze  338:        /*
                    339:         * After the keep flags have been set up, we may now
                    340:         * produce output.  Note that some pre-handlers do so.
                    341:         */
                    342:
                    343:        switch (n->type) {
                    344:        case (MDOC_TEXT):
                    345:                if (' ' == *n->string && MDOC_LINE & n->flags)
                    346:                        term_newln(p);
1.222     kristaps  347:                if (MDOC_DELIMC & n->flags)
                    348:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  349:                term_word(p, n->string);
1.222     kristaps  350:                if (MDOC_DELIMO & n->flags)
                    351:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  352:                break;
                    353:        case (MDOC_EQN):
1.219     kristaps  354:                term_word(p, n->eqn->data);
1.217     schwarze  355:                break;
                    356:        case (MDOC_TBL):
                    357:                term_tbl(p, n->span);
                    358:                break;
                    359:        default:
                    360:                if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
                    361:                        chld = (*termacts[n->tok].pre)
                    362:                                (p, &npair, m, n);
                    363:                break;
                    364:        }
                    365:
1.86      kristaps  366:        if (chld && n->child)
1.102     kristaps  367:                print_mdoc_nodelist(p, &npair, m, n->child);
1.1       kristaps  368:
1.102     kristaps  369:        term_fontpopq(p, 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);
1.1       kristaps  438:        p->flags |= TERMP_NOLPAD | 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;
1.9       kristaps  446:        p->flags |= TERMP_NOLPAD | 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];
1.144     kristaps  461:        const struct mdoc_meta *m;
                    462:
                    463:        m = (const struct mdoc_meta *)arg;
1.1       kristaps  464:
                    465:        p->rmargin = p->maxrmargin;
                    466:        p->offset = 0;
                    467:
                    468:        /*
                    469:         * The header is strange.  It has three components, which are
                    470:         * really two with the first duplicated.  It goes like this:
                    471:         *
                    472:         * IDENTIFIER              TITLE                   IDENTIFIER
                    473:         *
                    474:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    475:         * (if given, or "unknown" if not) followed by the manual page
                    476:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    477:         * string depending on the manual volume.  If not specified, it
                    478:         * switches on the manual section.
                    479:         */
                    480:
1.86      kristaps  481:        assert(m->vol);
1.98      kristaps  482:        strlcpy(buf, m->vol, BUFSIZ);
1.1       kristaps  483:
1.86      kristaps  484:        if (m->arch) {
1.98      kristaps  485:                strlcat(buf, " (", BUFSIZ);
                    486:                strlcat(buf, m->arch, BUFSIZ);
                    487:                strlcat(buf, ")", BUFSIZ);
1.1       kristaps  488:        }
                    489:
1.124     kristaps  490:        snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1       kristaps  491:
                    492:        p->offset = 0;
1.157     kristaps  493:        p->rmargin = (p->maxrmargin -
                    494:                        term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1       kristaps  495:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    496:
                    497:        term_word(p, title);
                    498:        term_flushln(p);
                    499:
                    500:        p->offset = p->rmargin;
1.157     kristaps  501:        p->rmargin = p->maxrmargin - term_strlen(p, title);
1.9       kristaps  502:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  503:
                    504:        term_word(p, buf);
                    505:        term_flushln(p);
                    506:
                    507:        p->offset = p->rmargin;
                    508:        p->rmargin = p->maxrmargin;
                    509:        p->flags &= ~TERMP_NOBREAK;
                    510:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    511:
                    512:        term_word(p, title);
                    513:        term_flushln(p);
                    514:
1.9       kristaps  515:        p->offset = 0;
1.1       kristaps  516:        p->rmargin = p->maxrmargin;
                    517:        p->flags &= ~TERMP_NOSPACE;
                    518: }
                    519:
                    520:
                    521: static size_t
1.157     kristaps  522: a2height(const struct termp *p, const char *v)
1.1       kristaps  523: {
1.92      kristaps  524:        struct roffsu    su;
1.91      kristaps  525:
1.157     kristaps  526:        assert(v);
                    527:        if ( ! a2roffsu(v, &su, SCALE_VS))
                    528:                SCALE_VS_INIT(&su, term_len(p, 1));
1.91      kristaps  529:
1.157     kristaps  530:        return(term_vspan(p, &su));
1.91      kristaps  531: }
1.1       kristaps  532:
1.40      kristaps  533:
1.91      kristaps  534: static size_t
1.157     kristaps  535: a2width(const struct termp *p, const char *v)
1.91      kristaps  536: {
1.92      kristaps  537:        struct roffsu    su;
1.1       kristaps  538:
1.154     kristaps  539:        assert(v);
                    540:        if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  541:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.1       kristaps  542:
1.157     kristaps  543:        return(term_hspan(p, &su));
1.1       kristaps  544: }
                    545:
                    546:
                    547: static size_t
1.157     kristaps  548: a2offs(const struct termp *p, const char *v)
1.1       kristaps  549: {
1.92      kristaps  550:        struct roffsu    su;
1.1       kristaps  551:
1.148     kristaps  552:        if ('\0' == *v)
1.91      kristaps  553:                return(0);
1.148     kristaps  554:        else if (0 == strcmp(v, "left"))
1.19      kristaps  555:                return(0);
1.148     kristaps  556:        else if (0 == strcmp(v, "indent"))
1.157     kristaps  557:                return(term_len(p, INDENT + 1));
1.148     kristaps  558:        else if (0 == strcmp(v, "indent-two"))
1.157     kristaps  559:                return(term_len(p, (INDENT + 1) * 2));
1.148     kristaps  560:        else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  561:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.10      kristaps  562:
1.157     kristaps  563:        return(term_hspan(p, &su));
1.1       kristaps  564: }
                    565:
                    566:
1.108     kristaps  567: /*
                    568:  * Determine how much space to print out before block elements of `It'
                    569:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    570:  * too.
                    571:  */
1.54      kristaps  572: static void
1.151     kristaps  573: print_bvspace(struct termp *p,
                    574:                const struct mdoc_node *bl,
                    575:                const struct mdoc_node *n)
1.1       kristaps  576: {
1.86      kristaps  577:        const struct mdoc_node  *nn;
1.1       kristaps  578:
                    579:        term_newln(p);
1.150     kristaps  580:
1.202     kristaps  581:        if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150     kristaps  582:                return;
1.202     kristaps  583:        if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54      kristaps  584:                return;
                    585:
1.85      kristaps  586:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  587:
1.86      kristaps  588:        for (nn = n; nn; nn = nn->parent) {
                    589:                if (MDOC_BLOCK != nn->type)
1.1       kristaps  590:                        continue;
1.86      kristaps  591:                if (MDOC_Ss == nn->tok)
1.54      kristaps  592:                        return;
1.86      kristaps  593:                if (MDOC_Sh == nn->tok)
1.54      kristaps  594:                        return;
1.86      kristaps  595:                if (NULL == nn->prev)
1.1       kristaps  596:                        continue;
                    597:                break;
                    598:        }
                    599:
1.85      kristaps  600:        /* A `-column' does not assert vspace within the list. */
1.54      kristaps  601:
1.202     kristaps  602:        if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86      kristaps  603:                if (n->prev && MDOC_It == n->prev->tok)
1.54      kristaps  604:                        return;
                    605:
1.85      kristaps  606:        /* A `-diag' without body does not vspace. */
                    607:
1.202     kristaps  608:        if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86      kristaps  609:                if (n->prev && MDOC_It == n->prev->tok) {
                    610:                        assert(n->prev->body);
                    611:                        if (NULL == n->prev->body->child)
1.55      kristaps  612:                                return;
                    613:                }
                    614:
1.54      kristaps  615:        term_vspace(p);
1.1       kristaps  616: }
                    617:
                    618:
                    619: /* ARGSUSED */
                    620: static int
                    621: termp_it_pre(DECL_ARGS)
                    622: {
1.86      kristaps  623:        const struct mdoc_node *bl, *nn;
1.1       kristaps  624:        char                    buf[7];
1.170     kristaps  625:        int                     i;
1.108     kristaps  626:        size_t                  width, offset, ncols, dcol;
1.126     kristaps  627:        enum mdoc_list          type;
1.1       kristaps  628:
1.86      kristaps  629:        if (MDOC_BLOCK == n->type) {
1.151     kristaps  630:                print_bvspace(p, n->parent->parent, n);
1.54      kristaps  631:                return(1);
                    632:        }
1.1       kristaps  633:
1.86      kristaps  634:        bl = n->parent->parent->parent;
1.202     kristaps  635:        type = bl->norm->Bl.type;
1.1       kristaps  636:
1.108     kristaps  637:        /*
                    638:         * First calculate width and offset.  This is pretty easy unless
                    639:         * we're a -column list, in which case all prior columns must
                    640:         * be accounted for.
                    641:         */
                    642:
                    643:        width = offset = 0;
                    644:
1.202     kristaps  645:        if (bl->norm->Bl.offs)
                    646:                offset = a2offs(p, bl->norm->Bl.offs);
1.152     kristaps  647:
1.1       kristaps  648:        switch (type) {
1.126     kristaps  649:        case (LIST_column):
1.134     kristaps  650:                if (MDOC_HEAD == n->type)
1.1       kristaps  651:                        break;
1.155     kristaps  652:
1.105     kristaps  653:                /*
1.108     kristaps  654:                 * Imitate groff's column handling:
                    655:                 * - For each earlier column, add its width.
                    656:                 * - For less than 5 columns, add four more blanks per
                    657:                 *   column.
                    658:                 * - For exactly 5 columns, add three more blank per
                    659:                 *   column.
                    660:                 * - For more than 5 columns, add only one column.
1.105     kristaps  661:                 */
1.202     kristaps  662:                ncols = bl->norm->Bl.ncols;
1.170     kristaps  663:
1.108     kristaps  664:                /* LINTED */
1.157     kristaps  665:                dcol = ncols < 5 ? term_len(p, 4) :
                    666:                        ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108     kristaps  667:
1.134     kristaps  668:                /*
                    669:                 * Calculate the offset by applying all prior MDOC_BODY,
                    670:                 * so we stop at the MDOC_HEAD (NULL == nn->prev).
                    671:                 */
                    672:
1.108     kristaps  673:                for (i = 0, nn = n->prev;
1.134     kristaps  674:                                nn->prev && i < (int)ncols;
1.108     kristaps  675:                                nn = nn->prev, i++)
                    676:                        offset += dcol + a2width
1.202     kristaps  677:                                (p, bl->norm->Bl.cols[i]);
1.105     kristaps  678:
                    679:                /*
1.108     kristaps  680:                 * When exceeding the declared number of columns, leave
                    681:                 * the remaining widths at 0.  This will later be
                    682:                 * adjusted to the default width of 10, or, for the last
                    683:                 * column, stretched to the right margin.
1.58      kristaps  684:                 */
1.108     kristaps  685:                if (i >= (int)ncols)
                    686:                        break;
1.58      kristaps  687:
1.105     kristaps  688:                /*
1.108     kristaps  689:                 * Use the declared column widths, extended as explained
                    690:                 * in the preceding paragraph.
1.105     kristaps  691:                 */
1.202     kristaps  692:                width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1       kristaps  693:                break;
                    694:        default:
1.202     kristaps  695:                if (NULL == bl->norm->Bl.width)
1.108     kristaps  696:                        break;
                    697:
                    698:                /*
                    699:                 * Note: buffer the width by 2, which is groff's magic
                    700:                 * number for buffering single arguments.  See the above
                    701:                 * handling for column for how this changes.
                    702:                 */
1.202     kristaps  703:                assert(bl->norm->Bl.width);
                    704:                width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1       kristaps  705:                break;
                    706:        }
                    707:
                    708:        /*
                    709:         * List-type can override the width in the case of fixed-head
                    710:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.67      kristaps  711:         * offset.
1.1       kristaps  712:         */
                    713:
                    714:        switch (type) {
1.126     kristaps  715:        case (LIST_bullet):
1.1       kristaps  716:                /* FALLTHROUGH */
1.126     kristaps  717:        case (LIST_dash):
1.1       kristaps  718:                /* FALLTHROUGH */
1.126     kristaps  719:        case (LIST_hyphen):
1.157     kristaps  720:                if (width < term_len(p, 4))
                    721:                        width = term_len(p, 4);
1.1       kristaps  722:                break;
1.126     kristaps  723:        case (LIST_enum):
1.157     kristaps  724:                if (width < term_len(p, 5))
                    725:                        width = term_len(p, 5);
1.17      kristaps  726:                break;
1.126     kristaps  727:        case (LIST_hang):
1.39      kristaps  728:                if (0 == width)
1.157     kristaps  729:                        width = term_len(p, 8);
1.39      kristaps  730:                break;
1.126     kristaps  731:        case (LIST_column):
1.49      kristaps  732:                /* FALLTHROUGH */
1.126     kristaps  733:        case (LIST_tag):
1.1       kristaps  734:                if (0 == width)
1.157     kristaps  735:                        width = term_len(p, 10);
1.1       kristaps  736:                break;
                    737:        default:
                    738:                break;
                    739:        }
                    740:
                    741:        /*
1.17      kristaps  742:         * Whitespace control.  Inset bodies need an initial space,
                    743:         * while diagonal bodies need two.
1.1       kristaps  744:         */
                    745:
1.51      kristaps  746:        p->flags |= TERMP_NOSPACE;
                    747:
1.1       kristaps  748:        switch (type) {
1.126     kristaps  749:        case (LIST_diag):
1.86      kristaps  750:                if (MDOC_BODY == n->type)
1.62      kristaps  751:                        term_word(p, "\\ \\ ");
1.51      kristaps  752:                break;
1.126     kristaps  753:        case (LIST_inset):
1.86      kristaps  754:                if (MDOC_BODY == n->type)
1.51      kristaps  755:                        term_word(p, "\\ ");
1.1       kristaps  756:                break;
                    757:        default:
                    758:                break;
                    759:        }
                    760:
1.51      kristaps  761:        p->flags |= TERMP_NOSPACE;
                    762:
1.1       kristaps  763:        switch (type) {
1.126     kristaps  764:        case (LIST_diag):
1.86      kristaps  765:                if (MDOC_HEAD == n->type)
1.102     kristaps  766:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  767:                break;
                    768:        default:
                    769:                break;
                    770:        }
                    771:
                    772:        /*
1.109     kristaps  773:         * Pad and break control.  This is the tricky part.  These flags
                    774:         * are documented in term_flushln() in term.c.  Note that we're
                    775:         * going to unset all of these flags in termp_it_post() when we
                    776:         * exit.
1.1       kristaps  777:         */
                    778:
                    779:        switch (type) {
1.126     kristaps  780:        case (LIST_bullet):
1.1       kristaps  781:                /* FALLTHROUGH */
1.126     kristaps  782:        case (LIST_dash):
1.1       kristaps  783:                /* FALLTHROUGH */
1.126     kristaps  784:        case (LIST_enum):
1.1       kristaps  785:                /* FALLTHROUGH */
1.126     kristaps  786:        case (LIST_hyphen):
1.86      kristaps  787:                if (MDOC_HEAD == n->type)
1.39      kristaps  788:                        p->flags |= TERMP_NOBREAK;
                    789:                else
                    790:                        p->flags |= TERMP_NOLPAD;
                    791:                break;
1.126     kristaps  792:        case (LIST_hang):
1.86      kristaps  793:                if (MDOC_HEAD == n->type)
1.39      kristaps  794:                        p->flags |= TERMP_NOBREAK;
                    795:                else
                    796:                        p->flags |= TERMP_NOLPAD;
                    797:
1.86      kristaps  798:                if (MDOC_HEAD != n->type)
1.59      kristaps  799:                        break;
                    800:
                    801:                /*
                    802:                 * This is ugly.  If `-hang' is specified and the body
                    803:                 * is a `Bl' or `Bd', then we want basically to nullify
                    804:                 * the "overstep" effect in term_flushln() and treat
                    805:                 * this as a `-ohang' list instead.
                    806:                 */
1.86      kristaps  807:                if (n->next->child &&
                    808:                                (MDOC_Bl == n->next->child->tok ||
                    809:                                 MDOC_Bd == n->next->child->tok)) {
1.59      kristaps  810:                        p->flags &= ~TERMP_NOBREAK;
                    811:                        p->flags &= ~TERMP_NOLPAD;
                    812:                } else
1.39      kristaps  813:                        p->flags |= TERMP_HANG;
                    814:                break;
1.126     kristaps  815:        case (LIST_tag):
1.86      kristaps  816:                if (MDOC_HEAD == n->type)
1.51      kristaps  817:                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1       kristaps  818:                else
                    819:                        p->flags |= TERMP_NOLPAD;
1.38      kristaps  820:
1.86      kristaps  821:                if (MDOC_HEAD != n->type)
1.39      kristaps  822:                        break;
1.86      kristaps  823:                if (NULL == n->next || NULL == n->next->child)
1.39      kristaps  824:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  825:                break;
1.126     kristaps  826:        case (LIST_column):
1.134     kristaps  827:                if (MDOC_HEAD == n->type)
                    828:                        break;
                    829:
                    830:                if (NULL == n->next)
                    831:                        p->flags &= ~TERMP_NOBREAK;
                    832:                else
                    833:                        p->flags |= TERMP_NOBREAK;
                    834:
                    835:                assert(n->prev);
                    836:                if (MDOC_BODY == n->prev->type)
                    837:                        p->flags |= TERMP_NOLPAD;
                    838:
1.1       kristaps  839:                break;
1.126     kristaps  840:        case (LIST_diag):
1.86      kristaps  841:                if (MDOC_HEAD == n->type)
1.1       kristaps  842:                        p->flags |= TERMP_NOBREAK;
                    843:                break;
                    844:        default:
                    845:                break;
                    846:        }
                    847:
                    848:        /*
                    849:         * Margin control.  Set-head-width lists have their right
                    850:         * margins shortened.  The body for these lists has the offset
                    851:         * necessarily lengthened.  Everybody gets the offset.
                    852:         */
                    853:
                    854:        p->offset += offset;
                    855:
                    856:        switch (type) {
1.126     kristaps  857:        case (LIST_hang):
1.59      kristaps  858:                /*
                    859:                 * Same stipulation as above, regarding `-hang'.  We
                    860:                 * don't want to recalculate rmargin and offsets when
                    861:                 * using `Bd' or `Bl' within `-hang' overstep lists.
                    862:                 */
1.86      kristaps  863:                if (MDOC_HEAD == n->type && n->next->child &&
                    864:                                (MDOC_Bl == n->next->child->tok ||
                    865:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  866:                        break;
                    867:                /* FALLTHROUGH */
1.126     kristaps  868:        case (LIST_bullet):
1.1       kristaps  869:                /* FALLTHROUGH */
1.126     kristaps  870:        case (LIST_dash):
1.1       kristaps  871:                /* FALLTHROUGH */
1.126     kristaps  872:        case (LIST_enum):
1.1       kristaps  873:                /* FALLTHROUGH */
1.126     kristaps  874:        case (LIST_hyphen):
1.1       kristaps  875:                /* FALLTHROUGH */
1.126     kristaps  876:        case (LIST_tag):
1.49      kristaps  877:                assert(width);
1.86      kristaps  878:                if (MDOC_HEAD == n->type)
1.1       kristaps  879:                        p->rmargin = p->offset + width;
                    880:                else
                    881:                        p->offset += width;
                    882:                break;
1.126     kristaps  883:        case (LIST_column):
1.49      kristaps  884:                assert(width);
1.1       kristaps  885:                p->rmargin = p->offset + width;
1.50      kristaps  886:                /*
                    887:                 * XXX - this behaviour is not documented: the
                    888:                 * right-most column is filled to the right margin.
                    889:                 */
1.134     kristaps  890:                if (MDOC_HEAD == n->type)
                    891:                        break;
                    892:                if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50      kristaps  893:                        p->rmargin = p->maxrmargin;
1.1       kristaps  894:                break;
                    895:        default:
                    896:                break;
                    897:        }
                    898:
                    899:        /*
                    900:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  901:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  902:         */
                    903:
1.86      kristaps  904:        if (MDOC_HEAD == n->type)
1.1       kristaps  905:                switch (type) {
1.126     kristaps  906:                case (LIST_bullet):
1.102     kristaps  907:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  908:                        term_word(p, "\\[bu]");
1.102     kristaps  909:                        term_fontpop(p);
1.1       kristaps  910:                        break;
1.126     kristaps  911:                case (LIST_dash):
1.1       kristaps  912:                        /* FALLTHROUGH */
1.126     kristaps  913:                case (LIST_hyphen):
1.102     kristaps  914:                        term_fontpush(p, TERMFONT_BOLD);
1.27      kristaps  915:                        term_word(p, "\\(hy");
1.102     kristaps  916:                        term_fontpop(p);
1.1       kristaps  917:                        break;
1.126     kristaps  918:                case (LIST_enum):
1.1       kristaps  919:                        (pair->ppair->ppair->count)++;
1.109     kristaps  920:                        snprintf(buf, sizeof(buf), "%d.",
1.1       kristaps  921:                                        pair->ppair->ppair->count);
                    922:                        term_word(p, buf);
                    923:                        break;
                    924:                default:
                    925:                        break;
                    926:                }
                    927:
                    928:        /*
                    929:         * If we're not going to process our children, indicate so here.
                    930:         */
                    931:
                    932:        switch (type) {
1.126     kristaps  933:        case (LIST_bullet):
1.1       kristaps  934:                /* FALLTHROUGH */
1.126     kristaps  935:        case (LIST_item):
1.1       kristaps  936:                /* FALLTHROUGH */
1.126     kristaps  937:        case (LIST_dash):
1.1       kristaps  938:                /* FALLTHROUGH */
1.126     kristaps  939:        case (LIST_hyphen):
1.1       kristaps  940:                /* FALLTHROUGH */
1.126     kristaps  941:        case (LIST_enum):
1.86      kristaps  942:                if (MDOC_HEAD == n->type)
1.1       kristaps  943:                        return(0);
                    944:                break;
1.126     kristaps  945:        case (LIST_column):
1.134     kristaps  946:                if (MDOC_HEAD == n->type)
1.1       kristaps  947:                        return(0);
                    948:                break;
                    949:        default:
                    950:                break;
                    951:        }
                    952:
                    953:        return(1);
                    954: }
                    955:
                    956:
                    957: /* ARGSUSED */
                    958: static void
                    959: termp_it_post(DECL_ARGS)
                    960: {
1.126     kristaps  961:        enum mdoc_list     type;
1.1       kristaps  962:
1.109     kristaps  963:        if (MDOC_BLOCK == n->type)
1.1       kristaps  964:                return;
                    965:
1.202     kristaps  966:        type = n->parent->parent->parent->norm->Bl.type;
1.1       kristaps  967:
                    968:        switch (type) {
1.126     kristaps  969:        case (LIST_item):
1.1       kristaps  970:                /* FALLTHROUGH */
1.126     kristaps  971:        case (LIST_diag):
1.53      kristaps  972:                /* FALLTHROUGH */
1.126     kristaps  973:        case (LIST_inset):
1.86      kristaps  974:                if (MDOC_BODY == n->type)
1.130     schwarze  975:                        term_newln(p);
1.1       kristaps  976:                break;
1.126     kristaps  977:        case (LIST_column):
1.134     kristaps  978:                if (MDOC_BODY == n->type)
1.1       kristaps  979:                        term_flushln(p);
                    980:                break;
                    981:        default:
1.130     schwarze  982:                term_newln(p);
1.1       kristaps  983:                break;
                    984:        }
                    985:
1.109     kristaps  986:        /*
                    987:         * Now that our output is flushed, we can reset our tags.  Since
                    988:         * only `It' sets these flags, we're free to assume that nobody
                    989:         * has munged them in the meanwhile.
                    990:         */
                    991:
                    992:        p->flags &= ~TERMP_DANGLE;
                    993:        p->flags &= ~TERMP_NOBREAK;
                    994:        p->flags &= ~TERMP_TWOSPACE;
                    995:        p->flags &= ~TERMP_NOLPAD;
                    996:        p->flags &= ~TERMP_HANG;
1.1       kristaps  997: }
                    998:
                    999:
                   1000: /* ARGSUSED */
                   1001: static int
                   1002: termp_nm_pre(DECL_ARGS)
                   1003: {
                   1004:
1.164     schwarze 1005:        if (MDOC_BLOCK == n->type)
                   1006:                return(1);
                   1007:
                   1008:        if (MDOC_BODY == n->type) {
                   1009:                if (NULL == n->child)
                   1010:                        return(0);
                   1011:                p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                   1012:                p->offset += term_len(p, 1) +
                   1013:                    (NULL == n->prev->child ? term_strlen(p, m->name) :
                   1014:                     MDOC_TEXT == n->prev->child->type ?
                   1015:                        term_strlen(p, n->prev->child->string) :
                   1016:                     term_len(p, 5));
                   1017:                return(1);
                   1018:        }
                   1019:
1.125     kristaps 1020:        if (NULL == n->child && NULL == m->name)
1.164     schwarze 1021:                return(0);
1.125     kristaps 1022:
1.177     schwarze 1023:        if (MDOC_HEAD == n->type)
                   1024:                synopsis_pre(p, n->parent);
1.102     kristaps 1025:
1.164     schwarze 1026:        if (MDOC_HEAD == n->type && n->next->child) {
1.185     schwarze 1027:                p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                   1028:                p->rmargin = p->offset + term_len(p, 1);
                   1029:                if (NULL == n->child) {
                   1030:                        p->rmargin += term_strlen(p, m->name);
                   1031:                } else if (MDOC_TEXT == n->child->type) {
                   1032:                        p->rmargin += term_strlen(p, n->child->string);
                   1033:                        if (n->child->next)
                   1034:                                p->flags |= TERMP_HANG;
                   1035:                } else {
                   1036:                        p->rmargin += term_len(p, 5);
                   1037:                        p->flags |= TERMP_HANG;
                   1038:                }
1.164     schwarze 1039:        }
                   1040:
1.102     kristaps 1041:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1042:        if (NULL == n->child)
                   1043:                term_word(p, m->name);
1.1       kristaps 1044:        return(1);
                   1045: }
                   1046:
                   1047:
1.164     schwarze 1048: /* ARGSUSED */
                   1049: static void
                   1050: termp_nm_post(DECL_ARGS)
                   1051: {
                   1052:
                   1053:        if (MDOC_HEAD == n->type && n->next->child) {
                   1054:                term_flushln(p);
                   1055:                p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
                   1056:        } else if (MDOC_BODY == n->type && n->child) {
                   1057:                term_flushln(p);
                   1058:                p->flags &= ~TERMP_NOLPAD;
                   1059:        }
                   1060: }
                   1061:
                   1062:
1.1       kristaps 1063: /* ARGSUSED */
                   1064: static int
                   1065: termp_fl_pre(DECL_ARGS)
                   1066: {
                   1067:
1.102     kristaps 1068:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1069:        term_word(p, "\\-");
1.103     kristaps 1070:
                   1071:        if (n->child)
1.114     kristaps 1072:                p->flags |= TERMP_NOSPACE;
                   1073:        else if (n->next && n->next->line == n->line)
1.103     kristaps 1074:                p->flags |= TERMP_NOSPACE;
                   1075:
1.1       kristaps 1076:        return(1);
                   1077: }
                   1078:
                   1079:
                   1080: /* ARGSUSED */
                   1081: static int
1.184     kristaps 1082: termp__a_pre(DECL_ARGS)
                   1083: {
                   1084:
                   1085:        if (n->prev && MDOC__A == n->prev->tok)
                   1086:                if (NULL == n->next || MDOC__A != n->next->tok)
                   1087:                        term_word(p, "and");
                   1088:
                   1089:        return(1);
                   1090: }
                   1091:
                   1092:
                   1093: /* ARGSUSED */
                   1094: static int
1.61      kristaps 1095: termp_an_pre(DECL_ARGS)
                   1096: {
                   1097:
1.86      kristaps 1098:        if (NULL == n->child)
1.61      kristaps 1099:                return(1);
                   1100:
                   1101:        /*
1.85      kristaps 1102:         * If not in the AUTHORS section, `An -split' will cause
                   1103:         * newlines to occur before the author name.  If in the AUTHORS
                   1104:         * section, by default, the first `An' invocation is nosplit,
                   1105:         * then all subsequent ones, regardless of whether interspersed
                   1106:         * with other macros/text, are split.  -split, in this case,
                   1107:         * will override the condition of the implied first -nosplit.
1.61      kristaps 1108:         */
                   1109:
1.86      kristaps 1110:        if (n->sec == SEC_AUTHORS) {
1.61      kristaps 1111:                if ( ! (TERMP_ANPREC & p->flags)) {
                   1112:                        if (TERMP_SPLIT & p->flags)
                   1113:                                term_newln(p);
                   1114:                        return(1);
                   1115:                }
                   1116:                if (TERMP_NOSPLIT & p->flags)
                   1117:                        return(1);
                   1118:                term_newln(p);
                   1119:                return(1);
                   1120:        }
                   1121:
                   1122:        if (TERMP_SPLIT & p->flags)
                   1123:                term_newln(p);
                   1124:
                   1125:        return(1);
                   1126: }
                   1127:
                   1128:
                   1129: /* ARGSUSED */
                   1130: static void
                   1131: termp_an_post(DECL_ARGS)
                   1132: {
                   1133:
1.86      kristaps 1134:        if (n->child) {
                   1135:                if (SEC_AUTHORS == n->sec)
1.61      kristaps 1136:                        p->flags |= TERMP_ANPREC;
                   1137:                return;
                   1138:        }
                   1139:
1.202     kristaps 1140:        if (AUTH_split == n->norm->An.auth) {
1.61      kristaps 1141:                p->flags &= ~TERMP_NOSPLIT;
                   1142:                p->flags |= TERMP_SPLIT;
1.202     kristaps 1143:        } else if (AUTH_nosplit == n->norm->An.auth) {
1.61      kristaps 1144:                p->flags &= ~TERMP_SPLIT;
                   1145:                p->flags |= TERMP_NOSPLIT;
                   1146:        }
                   1147:
                   1148: }
                   1149:
                   1150:
                   1151: /* ARGSUSED */
                   1152: static int
1.1       kristaps 1153: termp_ns_pre(DECL_ARGS)
                   1154: {
                   1155:
1.215     kristaps 1156:        if ( ! (MDOC_LINE & n->flags))
                   1157:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1158:        return(1);
                   1159: }
                   1160:
                   1161:
                   1162: /* ARGSUSED */
                   1163: static int
                   1164: termp_rs_pre(DECL_ARGS)
                   1165: {
                   1166:
1.86      kristaps 1167:        if (SEC_SEE_ALSO != n->sec)
1.80      kristaps 1168:                return(1);
1.86      kristaps 1169:        if (MDOC_BLOCK == n->type && n->prev)
1.1       kristaps 1170:                term_vspace(p);
                   1171:        return(1);
                   1172: }
                   1173:
                   1174:
                   1175: /* ARGSUSED */
                   1176: static int
                   1177: termp_rv_pre(DECL_ARGS)
                   1178: {
1.223     kristaps 1179:        int              nchild;
1.1       kristaps 1180:
                   1181:        term_newln(p);
                   1182:        term_word(p, "The");
                   1183:
1.223     kristaps 1184:        nchild = n->nchild;
                   1185:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1186:                term_fontpush(p, TERMFONT_BOLD);
1.223     kristaps 1187:                term_word(p, n->string);
1.102     kristaps 1188:                term_fontpop(p);
1.224     kristaps 1189:
1.68      kristaps 1190:                p->flags |= TERMP_NOSPACE;
1.223     kristaps 1191:                term_word(p, "()");
                   1192:
                   1193:                if (nchild > 2 && n->next) {
                   1194:                        p->flags |= TERMP_NOSPACE;
                   1195:                        term_word(p, ",");
                   1196:                }
                   1197:
                   1198:                if (n->next && NULL == n->next->next)
                   1199:                        term_word(p, "and");
1.68      kristaps 1200:        }
                   1201:
1.223     kristaps 1202:        if (nchild > 1)
1.68      kristaps 1203:                term_word(p, "functions return");
                   1204:        else
                   1205:                term_word(p, "function returns");
1.1       kristaps 1206:
1.68      kristaps 1207:                term_word(p, "the value 0 if successful; otherwise the value "
                   1208:                        "-1 is returned and the global variable");
1.1       kristaps 1209:
1.102     kristaps 1210:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1211:        term_word(p, "errno");
1.102     kristaps 1212:        term_fontpop(p);
1.1       kristaps 1213:
                   1214:                term_word(p, "is set to indicate the error.");
1.131     kristaps 1215:        p->flags |= TERMP_SENTENCE;
1.1       kristaps 1216:
1.68      kristaps 1217:        return(0);
1.1       kristaps 1218: }
                   1219:
                   1220:
                   1221: /* ARGSUSED */
                   1222: static int
                   1223: termp_ex_pre(DECL_ARGS)
                   1224: {
1.224     kristaps 1225:        int              nchild;
1.1       kristaps 1226:
1.224     kristaps 1227:        term_newln(p);
1.68      kristaps 1228:        term_word(p, "The");
1.1       kristaps 1229:
1.224     kristaps 1230:        nchild = n->nchild;
                   1231:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1232:                term_fontpush(p, TERMFONT_BOLD);
1.224     kristaps 1233:                term_word(p, n->string);
1.102     kristaps 1234:                term_fontpop(p);
1.224     kristaps 1235:
                   1236:                if (nchild > 2 && n->next) {
                   1237:                        p->flags |= TERMP_NOSPACE;
1.68      kristaps 1238:                        term_word(p, ",");
1.224     kristaps 1239:                }
                   1240:
                   1241:                if (n->next && NULL == n->next->next)
                   1242:                        term_word(p, "and");
1.68      kristaps 1243:        }
                   1244:
1.224     kristaps 1245:        if (nchild > 1)
1.68      kristaps 1246:                term_word(p, "utilities exit");
                   1247:        else
                   1248:                term_word(p, "utility exits");
                   1249:
                   1250:                term_word(p, "0 on success, and >0 if an error occurs.");
1.224     kristaps 1251:
1.131     kristaps 1252:        p->flags |= TERMP_SENTENCE;
1.68      kristaps 1253:        return(0);
1.1       kristaps 1254: }
                   1255:
                   1256:
                   1257: /* ARGSUSED */
                   1258: static int
                   1259: termp_nd_pre(DECL_ARGS)
                   1260: {
1.25      kristaps 1261:
1.86      kristaps 1262:        if (MDOC_BODY != n->type)
1.25      kristaps 1263:                return(1);
1.30      kristaps 1264:
1.27      kristaps 1265: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1266:        term_word(p, "\\(en");
1.23      kristaps 1267: #else
                   1268:        term_word(p, "\\(em");
                   1269: #endif
1.1       kristaps 1270:        return(1);
1.115     kristaps 1271: }
                   1272:
                   1273:
                   1274: /* ARGSUSED */
                   1275: static int
                   1276: termp_bl_pre(DECL_ARGS)
                   1277: {
                   1278:
                   1279:        return(MDOC_HEAD != n->type);
1.1       kristaps 1280: }
                   1281:
                   1282:
                   1283: /* ARGSUSED */
                   1284: static void
                   1285: termp_bl_post(DECL_ARGS)
                   1286: {
                   1287:
1.86      kristaps 1288:        if (MDOC_BLOCK == n->type)
1.1       kristaps 1289:                term_newln(p);
                   1290: }
                   1291:
                   1292: /* ARGSUSED */
                   1293: static int
                   1294: termp_xr_pre(DECL_ARGS)
                   1295: {
                   1296:
1.225     kristaps 1297:        if (NULL == (n = n->child))
1.113     kristaps 1298:                return(0);
                   1299:
1.225     kristaps 1300:        assert(MDOC_TEXT == n->type);
                   1301:        term_word(p, n->string);
1.11      kristaps 1302:
1.225     kristaps 1303:        if (NULL == (n = n->next))
1.1       kristaps 1304:                return(0);
1.225     kristaps 1305:
1.1       kristaps 1306:        p->flags |= TERMP_NOSPACE;
                   1307:        term_word(p, "(");
1.222     kristaps 1308:        p->flags |= TERMP_NOSPACE;
1.225     kristaps 1309:
                   1310:        assert(MDOC_TEXT == n->type);
                   1311:        term_word(p, n->string);
                   1312:
1.222     kristaps 1313:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1314:        term_word(p, ")");
1.86      kristaps 1315:
1.1       kristaps 1316:        return(0);
                   1317: }
                   1318:
1.143     kristaps 1319: /*
                   1320:  * This decides how to assert whitespace before any of the SYNOPSIS set
                   1321:  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
                   1322:  * macro combos).
                   1323:  */
                   1324: static void
                   1325: synopsis_pre(struct termp *p, const struct mdoc_node *n)
                   1326: {
                   1327:        /*
                   1328:         * Obviously, if we're not in a SYNOPSIS or no prior macros
                   1329:         * exist, do nothing.
                   1330:         */
1.160     kristaps 1331:        if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143     kristaps 1332:                return;
                   1333:
                   1334:        /*
                   1335:         * If we're the second in a pair of like elements, emit our
                   1336:         * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
                   1337:         * case we soldier on.
                   1338:         */
                   1339:        if (n->prev->tok == n->tok &&
                   1340:                        MDOC_Ft != n->tok &&
                   1341:                        MDOC_Fo != n->tok &&
                   1342:                        MDOC_Fn != n->tok) {
                   1343:                term_newln(p);
                   1344:                return;
                   1345:        }
                   1346:
                   1347:        /*
                   1348:         * If we're one of the SYNOPSIS set and non-like pair-wise after
                   1349:         * another (or Fn/Fo, which we've let slip through) then assert
                   1350:         * vertical space, else only newline and move on.
                   1351:         */
                   1352:        switch (n->prev->tok) {
                   1353:        case (MDOC_Fd):
                   1354:                /* FALLTHROUGH */
                   1355:        case (MDOC_Fn):
                   1356:                /* FALLTHROUGH */
                   1357:        case (MDOC_Fo):
                   1358:                /* FALLTHROUGH */
                   1359:        case (MDOC_In):
                   1360:                /* FALLTHROUGH */
                   1361:        case (MDOC_Vt):
                   1362:                term_vspace(p);
                   1363:                break;
                   1364:        case (MDOC_Ft):
                   1365:                if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
                   1366:                        term_vspace(p);
                   1367:                        break;
                   1368:                }
                   1369:                /* FALLTHROUGH */
                   1370:        default:
                   1371:                term_newln(p);
                   1372:                break;
                   1373:        }
                   1374: }
                   1375:
                   1376:
1.110     kristaps 1377: static int
                   1378: termp_vt_pre(DECL_ARGS)
                   1379: {
                   1380:
1.143     kristaps 1381:        if (MDOC_ELEM == n->type) {
                   1382:                synopsis_pre(p, n);
1.110     kristaps 1383:                return(termp_under_pre(p, pair, m, n));
1.143     kristaps 1384:        } else if (MDOC_BLOCK == n->type) {
                   1385:                synopsis_pre(p, n);
                   1386:                return(1);
                   1387:        } else if (MDOC_HEAD == n->type)
1.110     kristaps 1388:                return(0);
                   1389:
                   1390:        return(termp_under_pre(p, pair, m, n));
                   1391: }
                   1392:
                   1393:
1.1       kristaps 1394: /* ARGSUSED */
                   1395: static int
1.69      kristaps 1396: termp_bold_pre(DECL_ARGS)
1.1       kristaps 1397: {
                   1398:
1.102     kristaps 1399:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1400:        return(1);
                   1401: }
                   1402:
                   1403:
                   1404: /* ARGSUSED */
1.143     kristaps 1405: static int
                   1406: termp_fd_pre(DECL_ARGS)
1.1       kristaps 1407: {
                   1408:
1.143     kristaps 1409:        synopsis_pre(p, n);
                   1410:        return(termp_bold_pre(p, pair, m, n));
1.1       kristaps 1411: }
                   1412:
                   1413:
                   1414: /* ARGSUSED */
                   1415: static int
                   1416: termp_sh_pre(DECL_ARGS)
                   1417: {
1.85      kristaps 1418:
                   1419:        /* No vspace between consecutive `Sh' calls. */
                   1420:
1.86      kristaps 1421:        switch (n->type) {
1.65      kristaps 1422:        case (MDOC_BLOCK):
1.86      kristaps 1423:                if (n->prev && MDOC_Sh == n->prev->tok)
                   1424:                        if (NULL == n->prev->body->child)
1.65      kristaps 1425:                                break;
                   1426:                term_vspace(p);
                   1427:                break;
1.1       kristaps 1428:        case (MDOC_HEAD):
1.102     kristaps 1429:                term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1430:                break;
                   1431:        case (MDOC_BODY):
1.157     kristaps 1432:                p->offset = term_len(p, INDENT);
1.1       kristaps 1433:                break;
                   1434:        default:
                   1435:                break;
                   1436:        }
                   1437:        return(1);
                   1438: }
                   1439:
                   1440:
                   1441: /* ARGSUSED */
                   1442: static void
                   1443: termp_sh_post(DECL_ARGS)
                   1444: {
                   1445:
1.86      kristaps 1446:        switch (n->type) {
1.1       kristaps 1447:        case (MDOC_HEAD):
                   1448:                term_newln(p);
                   1449:                break;
                   1450:        case (MDOC_BODY):
                   1451:                term_newln(p);
                   1452:                p->offset = 0;
                   1453:                break;
                   1454:        default:
                   1455:                break;
                   1456:        }
                   1457: }
                   1458:
                   1459:
                   1460: /* ARGSUSED */
                   1461: static int
                   1462: termp_bt_pre(DECL_ARGS)
                   1463: {
                   1464:
                   1465:        term_word(p, "is currently in beta test.");
1.131     kristaps 1466:        p->flags |= TERMP_SENTENCE;
1.81      kristaps 1467:        return(0);
1.1       kristaps 1468: }
                   1469:
                   1470:
                   1471: /* ARGSUSED */
                   1472: static void
                   1473: termp_lb_post(DECL_ARGS)
                   1474: {
                   1475:
1.122     kristaps 1476:        if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81      kristaps 1477:                term_newln(p);
1.1       kristaps 1478: }
                   1479:
                   1480:
                   1481: /* ARGSUSED */
                   1482: static int
                   1483: termp_ud_pre(DECL_ARGS)
                   1484: {
                   1485:
                   1486:        term_word(p, "currently under development.");
1.131     kristaps 1487:        p->flags |= TERMP_SENTENCE;
1.86      kristaps 1488:        return(0);
1.1       kristaps 1489: }
                   1490:
                   1491:
                   1492: /* ARGSUSED */
                   1493: static int
                   1494: termp_d1_pre(DECL_ARGS)
                   1495: {
                   1496:
1.86      kristaps 1497:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1498:                return(1);
                   1499:        term_newln(p);
1.157     kristaps 1500:        p->offset += term_len(p, (INDENT + 1));
1.1       kristaps 1501:        return(1);
                   1502: }
                   1503:
                   1504:
                   1505: /* ARGSUSED */
                   1506: static void
                   1507: termp_d1_post(DECL_ARGS)
                   1508: {
                   1509:
1.86      kristaps 1510:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1511:                return;
                   1512:        term_newln(p);
                   1513: }
                   1514:
                   1515:
                   1516: /* ARGSUSED */
                   1517: static int
                   1518: termp_ft_pre(DECL_ARGS)
                   1519: {
                   1520:
1.141     kristaps 1521:        /* NB: MDOC_LINE does not effect this! */
1.143     kristaps 1522:        synopsis_pre(p, n);
1.102     kristaps 1523:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1524:        return(1);
                   1525: }
                   1526:
                   1527:
                   1528: /* ARGSUSED */
                   1529: static int
                   1530: termp_fn_pre(DECL_ARGS)
                   1531: {
1.226     kristaps 1532:        int              pretty;
                   1533:
                   1534:        pretty = MDOC_SYNPRETTY & n->flags;
1.1       kristaps 1535:
1.143     kristaps 1536:        synopsis_pre(p, n);
1.139     kristaps 1537:
1.226     kristaps 1538:        if (NULL == (n = n->child))
                   1539:                return(0);
                   1540:
                   1541:        assert(MDOC_TEXT == n->type);
1.102     kristaps 1542:        term_fontpush(p, TERMFONT_BOLD);
1.226     kristaps 1543:        term_word(p, n->string);
1.102     kristaps 1544:        term_fontpop(p);
1.1       kristaps 1545:
                   1546:        p->flags |= TERMP_NOSPACE;
                   1547:        term_word(p, "(");
1.222     kristaps 1548:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1549:
1.226     kristaps 1550:        for (n = n->next; n; n = n->next) {
                   1551:                assert(MDOC_TEXT == n->type);
1.102     kristaps 1552:                term_fontpush(p, TERMFONT_UNDER);
1.226     kristaps 1553:                term_word(p, n->string);
1.102     kristaps 1554:                term_fontpop(p);
                   1555:
1.226     kristaps 1556:                if (n->next) {
1.222     kristaps 1557:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1558:                        term_word(p, ",");
1.222     kristaps 1559:                }
1.1       kristaps 1560:        }
                   1561:
1.222     kristaps 1562:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1563:        term_word(p, ")");
                   1564:
1.226     kristaps 1565:        if (pretty) {
1.222     kristaps 1566:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1567:                term_word(p, ";");
1.222     kristaps 1568:        }
1.1       kristaps 1569:
                   1570:        return(0);
                   1571: }
                   1572:
                   1573:
                   1574: /* ARGSUSED */
                   1575: static int
                   1576: termp_fa_pre(DECL_ARGS)
                   1577: {
1.86      kristaps 1578:        const struct mdoc_node  *nn;
1.1       kristaps 1579:
1.86      kristaps 1580:        if (n->parent->tok != MDOC_Fo) {
1.102     kristaps 1581:                term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1582:                return(1);
                   1583:        }
                   1584:
1.86      kristaps 1585:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1586:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1587:                term_word(p, nn->string);
1.102     kristaps 1588:                term_fontpop(p);
                   1589:
1.222     kristaps 1590:                if (nn->next) {
                   1591:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1592:                        term_word(p, ",");
1.222     kristaps 1593:                }
1.1       kristaps 1594:        }
                   1595:
1.222     kristaps 1596:        if (n->child && n->next && n->next->tok == MDOC_Fa) {
                   1597:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1598:                term_word(p, ",");
1.222     kristaps 1599:        }
1.1       kristaps 1600:
                   1601:        return(0);
                   1602: }
                   1603:
                   1604:
                   1605: /* ARGSUSED */
                   1606: static int
                   1607: termp_bd_pre(DECL_ARGS)
                   1608: {
1.179     kristaps 1609:        size_t                   tabwidth, rm, rmax;
1.85      kristaps 1610:        const struct mdoc_node  *nn;
1.1       kristaps 1611:
1.86      kristaps 1612:        if (MDOC_BLOCK == n->type) {
1.151     kristaps 1613:                print_bvspace(p, n, n);
1.54      kristaps 1614:                return(1);
1.116     kristaps 1615:        } else if (MDOC_HEAD == n->type)
                   1616:                return(0);
1.1       kristaps 1617:
1.202     kristaps 1618:        if (n->norm->Bd.offs)
                   1619:                p->offset += a2offs(p, n->norm->Bd.offs);
1.85      kristaps 1620:
                   1621:        /*
                   1622:         * If -ragged or -filled are specified, the block does nothing
                   1623:         * but change the indentation.  If -unfilled or -literal are
                   1624:         * specified, text is printed exactly as entered in the display:
                   1625:         * for macro lines, a newline is appended to the line.  Blank
                   1626:         * lines are allowed.
                   1627:         */
1.60      kristaps 1628:
1.202     kristaps 1629:        if (DISP_literal != n->norm->Bd.type &&
                   1630:                        DISP_unfilled != n->norm->Bd.type)
1.1       kristaps 1631:                return(1);
                   1632:
1.129     schwarze 1633:        tabwidth = p->tabwidth;
1.208     kristaps 1634:        if (DISP_literal == n->norm->Bd.type)
                   1635:                p->tabwidth = term_len(p, 8);
                   1636:
1.119     kristaps 1637:        rm = p->rmargin;
                   1638:        rmax = p->maxrmargin;
1.120     kristaps 1639:        p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1640:
1.86      kristaps 1641:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1642:                print_mdoc_node(p, pair, m, nn);
1.190     kristaps 1643:                /*
                   1644:                 * If the printed node flushes its own line, then we
                   1645:                 * needn't do it here as well.  This is hacky, but the
                   1646:                 * notion of selective eoln whitespace is pretty dumb
                   1647:                 * anyway, so don't sweat it.
                   1648:                 */
                   1649:                switch (nn->tok) {
1.193     kristaps 1650:                case (MDOC_Sm):
                   1651:                        /* FALLTHROUGH */
1.190     kristaps 1652:                case (MDOC_br):
                   1653:                        /* FALLTHROUGH */
                   1654:                case (MDOC_sp):
                   1655:                        /* FALLTHROUGH */
                   1656:                case (MDOC_Bl):
1.196     kristaps 1657:                        /* FALLTHROUGH */
                   1658:                case (MDOC_D1):
                   1659:                        /* FALLTHROUGH */
                   1660:                case (MDOC_Dl):
1.190     kristaps 1661:                        /* FALLTHROUGH */
                   1662:                case (MDOC_Lp):
                   1663:                        /* FALLTHROUGH */
                   1664:                case (MDOC_Pp):
                   1665:                        continue;
                   1666:                default:
                   1667:                        break;
                   1668:                }
1.180     schwarze 1669:                if (nn->next && nn->next->line == nn->line)
                   1670:                        continue;
                   1671:                term_flushln(p);
                   1672:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1673:        }
1.147     kristaps 1674:
1.129     schwarze 1675:        p->tabwidth = tabwidth;
1.119     kristaps 1676:        p->rmargin = rm;
                   1677:        p->maxrmargin = rmax;
1.1       kristaps 1678:        return(0);
                   1679: }
                   1680:
                   1681:
                   1682: /* ARGSUSED */
                   1683: static void
                   1684: termp_bd_post(DECL_ARGS)
                   1685: {
1.119     kristaps 1686:        size_t           rm, rmax;
1.1       kristaps 1687:
1.86      kristaps 1688:        if (MDOC_BODY != n->type)
1.1       kristaps 1689:                return;
1.118     kristaps 1690:
1.119     kristaps 1691:        rm = p->rmargin;
                   1692:        rmax = p->maxrmargin;
1.118     kristaps 1693:
1.202     kristaps 1694:        if (DISP_literal == n->norm->Bd.type ||
                   1695:                        DISP_unfilled == n->norm->Bd.type)
1.120     kristaps 1696:                p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1697:
1.60      kristaps 1698:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1699:        term_newln(p);
1.118     kristaps 1700:
1.119     kristaps 1701:        p->rmargin = rm;
                   1702:        p->maxrmargin = rmax;
1.1       kristaps 1703: }
                   1704:
                   1705:
                   1706: /* ARGSUSED */
1.211     kristaps 1707: static int
                   1708: termp_bx_pre(DECL_ARGS)
1.1       kristaps 1709: {
                   1710:
1.211     kristaps 1711:        if (NULL != (n = n->child)) {
                   1712:                term_word(p, n->string);
                   1713:                p->flags |= TERMP_NOSPACE;
                   1714:                term_word(p, "BSD");
                   1715:        } else {
                   1716:                term_word(p, "BSD");
                   1717:                return(0);
                   1718:        }
                   1719:
                   1720:        if (NULL != (n = n->next)) {
                   1721:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1722:                term_word(p, "-");
1.1       kristaps 1723:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1724:                term_word(p, n->string);
1.211     kristaps 1725:        }
                   1726:
                   1727:        return(0);
1.1       kristaps 1728: }
                   1729:
                   1730:
                   1731: /* ARGSUSED */
                   1732: static int
1.26      kristaps 1733: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1734: {
1.26      kristaps 1735:        const char      *pp;
1.218     schwarze 1736:        int              flags;
1.1       kristaps 1737:
1.26      kristaps 1738:        pp = NULL;
1.86      kristaps 1739:        switch (n->tok) {
1.26      kristaps 1740:        case (MDOC_Bsx):
1.194     schwarze 1741:                pp = "BSD/OS";
1.26      kristaps 1742:                break;
                   1743:        case (MDOC_Dx):
1.100     kristaps 1744:                pp = "DragonFly";
1.26      kristaps 1745:                break;
                   1746:        case (MDOC_Fx):
                   1747:                pp = "FreeBSD";
                   1748:                break;
                   1749:        case (MDOC_Nx):
                   1750:                pp = "NetBSD";
                   1751:                break;
                   1752:        case (MDOC_Ox):
                   1753:                pp = "OpenBSD";
                   1754:                break;
                   1755:        case (MDOC_Ux):
                   1756:                pp = "UNIX";
                   1757:                break;
                   1758:        default:
                   1759:                break;
                   1760:        }
1.1       kristaps 1761:
1.26      kristaps 1762:        term_word(p, pp);
1.214     kristaps 1763:        if (n->child) {
1.218     schwarze 1764:                flags = p->flags;
1.214     kristaps 1765:                p->flags |= TERMP_KEEP;
                   1766:                term_word(p, n->child->string);
1.218     schwarze 1767:                p->flags = flags;
1.214     kristaps 1768:        }
                   1769:        return(0);
1.1       kristaps 1770: }
                   1771:
                   1772:
                   1773: /* ARGSUSED */
                   1774: static int
1.192     schwarze 1775: termp_igndelim_pre(DECL_ARGS)
1.1       kristaps 1776: {
                   1777:
                   1778:        p->flags |= TERMP_IGNDELIM;
                   1779:        return(1);
                   1780: }
                   1781:
                   1782:
                   1783: /* ARGSUSED */
                   1784: static void
                   1785: termp_pf_post(DECL_ARGS)
                   1786: {
                   1787:
                   1788:        p->flags |= TERMP_NOSPACE;
                   1789: }
                   1790:
                   1791:
                   1792: /* ARGSUSED */
                   1793: static int
                   1794: termp_ss_pre(DECL_ARGS)
                   1795: {
                   1796:
1.86      kristaps 1797:        switch (n->type) {
1.1       kristaps 1798:        case (MDOC_BLOCK):
                   1799:                term_newln(p);
1.86      kristaps 1800:                if (n->prev)
1.1       kristaps 1801:                        term_vspace(p);
                   1802:                break;
                   1803:        case (MDOC_HEAD):
1.102     kristaps 1804:                term_fontpush(p, TERMFONT_BOLD);
1.157     kristaps 1805:                p->offset = term_len(p, HALFINDENT);
1.1       kristaps 1806:                break;
                   1807:        default:
                   1808:                break;
                   1809:        }
                   1810:
                   1811:        return(1);
                   1812: }
                   1813:
                   1814:
                   1815: /* ARGSUSED */
                   1816: static void
                   1817: termp_ss_post(DECL_ARGS)
                   1818: {
                   1819:
1.86      kristaps 1820:        if (MDOC_HEAD == n->type)
1.1       kristaps 1821:                term_newln(p);
                   1822: }
                   1823:
                   1824:
                   1825: /* ARGSUSED */
                   1826: static int
                   1827: termp_cd_pre(DECL_ARGS)
                   1828: {
                   1829:
1.143     kristaps 1830:        synopsis_pre(p, n);
1.102     kristaps 1831:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1832:        return(1);
                   1833: }
                   1834:
                   1835:
                   1836: /* ARGSUSED */
                   1837: static int
                   1838: termp_in_pre(DECL_ARGS)
                   1839: {
1.142     schwarze 1840:
1.143     kristaps 1841:        synopsis_pre(p, n);
1.1       kristaps 1842:
1.160     kristaps 1843:        if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138     kristaps 1844:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1845:                term_word(p, "#include");
1.138     kristaps 1846:                term_word(p, "<");
                   1847:        } else {
                   1848:                term_word(p, "<");
                   1849:                term_fontpush(p, TERMFONT_UNDER);
                   1850:        }
1.22      kristaps 1851:
1.1       kristaps 1852:        p->flags |= TERMP_NOSPACE;
                   1853:        return(1);
                   1854: }
                   1855:
                   1856:
                   1857: /* ARGSUSED */
                   1858: static void
                   1859: termp_in_post(DECL_ARGS)
                   1860: {
                   1861:
1.160     kristaps 1862:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1863:                term_fontpush(p, TERMFONT_BOLD);
                   1864:
1.79      kristaps 1865:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1866:        term_word(p, ">");
                   1867:
1.160     kristaps 1868:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1869:                term_fontpop(p);
1.1       kristaps 1870: }
                   1871:
                   1872:
                   1873: /* ARGSUSED */
                   1874: static int
1.45      kristaps 1875: termp_sp_pre(DECL_ARGS)
                   1876: {
1.91      kristaps 1877:        size_t           i, len;
1.45      kristaps 1878:
1.86      kristaps 1879:        switch (n->tok) {
1.76      kristaps 1880:        case (MDOC_sp):
1.157     kristaps 1881:                len = n->child ? a2height(p, n->child->string) : 1;
1.76      kristaps 1882:                break;
                   1883:        case (MDOC_br):
                   1884:                len = 0;
                   1885:                break;
                   1886:        default:
                   1887:                len = 1;
                   1888:                break;
1.45      kristaps 1889:        }
                   1890:
                   1891:        if (0 == len)
                   1892:                term_newln(p);
                   1893:        for (i = 0; i < len; i++)
                   1894:                term_vspace(p);
                   1895:
                   1896:        return(0);
                   1897: }
                   1898:
                   1899:
1.189     kristaps 1900: /* ARGSUSED */
1.45      kristaps 1901: static int
1.188     kristaps 1902: termp_quote_pre(DECL_ARGS)
1.1       kristaps 1903: {
                   1904:
1.203     kristaps 1905:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1906:                return(1);
                   1907:
1.188     kristaps 1908:        switch (n->tok) {
                   1909:        case (MDOC_Ao):
                   1910:                /* FALLTHROUGH */
                   1911:        case (MDOC_Aq):
                   1912:                term_word(p, "<");
                   1913:                break;
                   1914:        case (MDOC_Bro):
                   1915:                /* FALLTHROUGH */
                   1916:        case (MDOC_Brq):
                   1917:                term_word(p, "{");
                   1918:                break;
                   1919:        case (MDOC_Oo):
                   1920:                /* FALLTHROUGH */
                   1921:        case (MDOC_Op):
                   1922:                /* FALLTHROUGH */
                   1923:        case (MDOC_Bo):
                   1924:                /* FALLTHROUGH */
                   1925:        case (MDOC_Bq):
                   1926:                term_word(p, "[");
                   1927:                break;
                   1928:        case (MDOC_Do):
                   1929:                /* FALLTHROUGH */
                   1930:        case (MDOC_Dq):
                   1931:                term_word(p, "``");
                   1932:                break;
                   1933:        case (MDOC_Po):
                   1934:                /* FALLTHROUGH */
                   1935:        case (MDOC_Pq):
                   1936:                term_word(p, "(");
                   1937:                break;
1.205     kristaps 1938:        case (MDOC__T):
                   1939:                /* FALLTHROUGH */
1.188     kristaps 1940:        case (MDOC_Qo):
                   1941:                /* FALLTHROUGH */
                   1942:        case (MDOC_Qq):
                   1943:                term_word(p, "\"");
                   1944:                break;
                   1945:        case (MDOC_Ql):
                   1946:                /* FALLTHROUGH */
                   1947:        case (MDOC_So):
                   1948:                /* FALLTHROUGH */
                   1949:        case (MDOC_Sq):
                   1950:                term_word(p, "`");
                   1951:                break;
                   1952:        default:
                   1953:                abort();
                   1954:                /* NOTREACHED */
                   1955:        }
1.1       kristaps 1956:
                   1957:        p->flags |= TERMP_NOSPACE;
                   1958:        return(1);
                   1959: }
                   1960:
                   1961:
1.189     kristaps 1962: /* ARGSUSED */
1.1       kristaps 1963: static void
1.188     kristaps 1964: termp_quote_post(DECL_ARGS)
1.1       kristaps 1965: {
                   1966:
1.203     kristaps 1967:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1968:                return;
                   1969:
                   1970:        p->flags |= TERMP_NOSPACE;
                   1971:
1.188     kristaps 1972:        switch (n->tok) {
                   1973:        case (MDOC_Ao):
                   1974:                /* FALLTHROUGH */
                   1975:        case (MDOC_Aq):
                   1976:                term_word(p, ">");
                   1977:                break;
                   1978:        case (MDOC_Bro):
                   1979:                /* FALLTHROUGH */
                   1980:        case (MDOC_Brq):
                   1981:                term_word(p, "}");
                   1982:                break;
                   1983:        case (MDOC_Oo):
                   1984:                /* FALLTHROUGH */
                   1985:        case (MDOC_Op):
                   1986:                /* FALLTHROUGH */
                   1987:        case (MDOC_Bo):
                   1988:                /* FALLTHROUGH */
                   1989:        case (MDOC_Bq):
                   1990:                term_word(p, "]");
                   1991:                break;
                   1992:        case (MDOC_Do):
                   1993:                /* FALLTHROUGH */
                   1994:        case (MDOC_Dq):
                   1995:                term_word(p, "''");
                   1996:                break;
                   1997:        case (MDOC_Po):
                   1998:                /* FALLTHROUGH */
                   1999:        case (MDOC_Pq):
                   2000:                term_word(p, ")");
                   2001:                break;
1.205     kristaps 2002:        case (MDOC__T):
                   2003:                /* FALLTHROUGH */
1.188     kristaps 2004:        case (MDOC_Qo):
                   2005:                /* FALLTHROUGH */
                   2006:        case (MDOC_Qq):
                   2007:                term_word(p, "\"");
                   2008:                break;
                   2009:        case (MDOC_Ql):
                   2010:                /* FALLTHROUGH */
                   2011:        case (MDOC_So):
                   2012:                /* FALLTHROUGH */
                   2013:        case (MDOC_Sq):
                   2014:                term_word(p, "'");
                   2015:                break;
                   2016:        default:
                   2017:                abort();
                   2018:                /* NOTREACHED */
                   2019:        }
1.1       kristaps 2020: }
                   2021:
                   2022:
                   2023: /* ARGSUSED */
                   2024: static int
                   2025: termp_fo_pre(DECL_ARGS)
                   2026: {
                   2027:
1.141     kristaps 2028:        if (MDOC_BLOCK == n->type) {
1.143     kristaps 2029:                synopsis_pre(p, n);
1.141     kristaps 2030:                return(1);
                   2031:        } else if (MDOC_BODY == n->type) {
1.33      kristaps 2032:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2033:                term_word(p, "(");
1.222     kristaps 2034:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2035:                return(1);
1.141     kristaps 2036:        }
                   2037:
1.169     kristaps 2038:        if (NULL == n->child)
                   2039:                return(0);
                   2040:
1.141     kristaps 2041:        /* XXX: we drop non-initial arguments as per groff. */
1.1       kristaps 2042:
1.141     kristaps 2043:        assert(n->child->string);
1.102     kristaps 2044:        term_fontpush(p, TERMFONT_BOLD);
1.141     kristaps 2045:        term_word(p, n->child->string);
1.1       kristaps 2046:        return(0);
                   2047: }
                   2048:
                   2049:
                   2050: /* ARGSUSED */
                   2051: static void
                   2052: termp_fo_post(DECL_ARGS)
                   2053: {
                   2054:
1.143     kristaps 2055:        if (MDOC_BODY != n->type)
                   2056:                return;
                   2057:
1.222     kristaps 2058:        p->flags |= TERMP_NOSPACE;
1.143     kristaps 2059:        term_word(p, ")");
                   2060:
1.222     kristaps 2061:        if (MDOC_SYNPRETTY & n->flags) {
                   2062:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 2063:                term_word(p, ";");
1.222     kristaps 2064:        }
1.1       kristaps 2065: }
                   2066:
                   2067:
                   2068: /* ARGSUSED */
                   2069: static int
                   2070: termp_bf_pre(DECL_ARGS)
                   2071: {
                   2072:
1.86      kristaps 2073:        if (MDOC_HEAD == n->type)
1.1       kristaps 2074:                return(0);
1.86      kristaps 2075:        else if (MDOC_BLOCK != n->type)
1.1       kristaps 2076:                return(1);
                   2077:
1.202     kristaps 2078:        if (FONT_Em == n->norm->Bf.font)
1.102     kristaps 2079:                term_fontpush(p, TERMFONT_UNDER);
1.202     kristaps 2080:        else if (FONT_Sy == n->norm->Bf.font)
1.102     kristaps 2081:                term_fontpush(p, TERMFONT_BOLD);
1.167     kristaps 2082:        else
1.102     kristaps 2083:                term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2084:
                   2085:        return(1);
                   2086: }
                   2087:
                   2088:
                   2089: /* ARGSUSED */
                   2090: static int
                   2091: termp_sm_pre(DECL_ARGS)
                   2092: {
                   2093:
1.86      kristaps 2094:        assert(n->child && MDOC_TEXT == n->child->type);
1.174     schwarze 2095:        if (0 == strcmp("on", n->child->string)) {
                   2096:                if (p->col)
                   2097:                        p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 2098:                p->flags &= ~TERMP_NONOSPACE;
1.174     schwarze 2099:        } else
1.1       kristaps 2100:                p->flags |= TERMP_NONOSPACE;
                   2101:
                   2102:        return(0);
                   2103: }
                   2104:
                   2105:
                   2106: /* ARGSUSED */
                   2107: static int
                   2108: termp_ap_pre(DECL_ARGS)
                   2109: {
                   2110:
                   2111:        p->flags |= TERMP_NOSPACE;
1.188     kristaps 2112:        term_word(p, "'");
1.1       kristaps 2113:        p->flags |= TERMP_NOSPACE;
                   2114:        return(1);
                   2115: }
                   2116:
                   2117:
                   2118: /* ARGSUSED */
                   2119: static void
                   2120: termp____post(DECL_ARGS)
                   2121: {
1.184     kristaps 2122:
                   2123:        /*
                   2124:         * Handle lists of authors.  In general, print each followed by
                   2125:         * a comma.  Don't print the comma if there are only two
                   2126:         * authors.
                   2127:         */
                   2128:        if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
                   2129:                if (NULL == n->next->next || MDOC__A != n->next->next->tok)
                   2130:                        if (NULL == n->prev || MDOC__A != n->prev->tok)
                   2131:                                return;
1.1       kristaps 2132:
1.95      kristaps 2133:        /* TODO: %U. */
                   2134:
1.187     kristaps 2135:        if (NULL == n->parent || MDOC_Rs != n->parent->tok)
                   2136:                return;
                   2137:
1.222     kristaps 2138:        p->flags |= TERMP_NOSPACE;
1.186     kristaps 2139:        if (NULL == n->next) {
                   2140:                term_word(p, ".");
                   2141:                p->flags |= TERMP_SENTENCE;
                   2142:        } else
                   2143:                term_word(p, ",");
1.1       kristaps 2144: }
                   2145:
                   2146:
                   2147: /* ARGSUSED */
                   2148: static int
1.102     kristaps 2149: termp_li_pre(DECL_ARGS)
                   2150: {
                   2151:
                   2152:        term_fontpush(p, TERMFONT_NONE);
                   2153:        return(1);
                   2154: }
                   2155:
                   2156:
                   2157: /* ARGSUSED */
                   2158: static int
1.1       kristaps 2159: termp_lk_pre(DECL_ARGS)
                   2160: {
1.181     kristaps 2161:        const struct mdoc_node *nn, *sv;
1.1       kristaps 2162:
1.102     kristaps 2163:        term_fontpush(p, TERMFONT_UNDER);
1.181     kristaps 2164:
                   2165:        nn = sv = n->child;
1.96      kristaps 2166:
1.195     kristaps 2167:        if (NULL == nn || NULL == nn->next)
1.12      kristaps 2168:                return(1);
                   2169:
1.181     kristaps 2170:        for (nn = nn->next; nn; nn = nn->next)
                   2171:                term_word(p, nn->string);
                   2172:
1.102     kristaps 2173:        term_fontpop(p);
1.96      kristaps 2174:
1.222     kristaps 2175:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 2176:        term_word(p, ":");
                   2177:
1.102     kristaps 2178:        term_fontpush(p, TERMFONT_BOLD);
1.181     kristaps 2179:        term_word(p, sv->string);
1.102     kristaps 2180:        term_fontpop(p);
1.12      kristaps 2181:
1.1       kristaps 2182:        return(0);
                   2183: }
                   2184:
1.159     schwarze 2185:
                   2186: /* ARGSUSED */
                   2187: static int
                   2188: termp_bk_pre(DECL_ARGS)
                   2189: {
                   2190:
1.161     schwarze 2191:        switch (n->type) {
                   2192:        case (MDOC_BLOCK):
1.166     kristaps 2193:                break;
1.161     schwarze 2194:        case (MDOC_HEAD):
                   2195:                return(0);
                   2196:        case (MDOC_BODY):
1.200     schwarze 2197:                if (n->parent->args || 0 == n->prev->nchild)
                   2198:                        p->flags |= TERMP_PREKEEP;
1.166     kristaps 2199:                break;
1.161     schwarze 2200:        default:
                   2201:                abort();
1.166     kristaps 2202:                /* NOTREACHED */
1.161     schwarze 2203:        }
1.166     kristaps 2204:
                   2205:        return(1);
1.159     schwarze 2206: }
                   2207:
                   2208:
                   2209: /* ARGSUSED */
                   2210: static void
                   2211: termp_bk_post(DECL_ARGS)
                   2212: {
                   2213:
1.161     schwarze 2214:        if (MDOC_BODY == n->type)
                   2215:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203     kristaps 2216: }
                   2217:
                   2218: /* ARGSUSED */
                   2219: static void
                   2220: termp__t_post(DECL_ARGS)
                   2221: {
                   2222:
                   2223:        /*
                   2224:         * If we're in an `Rs' and there's a journal present, then quote
                   2225:         * us instead of underlining us (for disambiguation).
                   2226:         */
1.217     schwarze 2227:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2228:                        n->parent->norm->Rs.quote_T)
1.203     kristaps 2229:                termp_quote_post(p, pair, m, n);
                   2230:
                   2231:        termp____post(p, pair, m, n);
                   2232: }
                   2233:
                   2234: /* ARGSUSED */
                   2235: static int
                   2236: termp__t_pre(DECL_ARGS)
                   2237: {
                   2238:
                   2239:        /*
                   2240:         * If we're in an `Rs' and there's a journal present, then quote
                   2241:         * us instead of underlining us (for disambiguation).
                   2242:         */
                   2243:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2244:                        n->parent->norm->Rs.quote_T)
1.203     kristaps 2245:                return(termp_quote_pre(p, pair, m, n));
                   2246:
                   2247:        term_fontpush(p, TERMFONT_UNDER);
                   2248:        return(1);
1.159     schwarze 2249: }
1.1       kristaps 2250:
                   2251: /* ARGSUSED */
                   2252: static int
1.69      kristaps 2253: termp_under_pre(DECL_ARGS)
1.1       kristaps 2254: {
                   2255:
1.102     kristaps 2256:        term_fontpush(p, TERMFONT_UNDER);
1.84      kristaps 2257:        return(1);
                   2258: }

CVSweb