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

Annotation of mandoc/mdoc_term.c, Revision 1.253

1.253   ! schwarze    1: /*     $Id: mdoc_term.c,v 1.252 2013/12/24 19:11:46 schwarze Exp $ */
1.1       kristaps    2: /*
1.217     schwarze    3:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.250     schwarze    4:  * Copyright (c) 2010, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1       kristaps    5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    9:  *
1.6       kristaps   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   17:  */
1.107     kristaps   18: #ifdef HAVE_CONFIG_H
                     19: #include "config.h"
                     20: #endif
                     21:
1.1       kristaps   22: #include <sys/types.h>
                     23:
                     24: #include <assert.h>
                     25: #include <ctype.h>
1.118     kristaps   26: #include <stdint.h>
1.1       kristaps   27: #include <stdio.h>
                     28: #include <stdlib.h>
                     29: #include <string.h>
                     30:
1.125     kristaps   31: #include "mandoc.h"
1.92      kristaps   32: #include "out.h"
1.1       kristaps   33: #include "term.h"
                     34: #include "mdoc.h"
1.89      kristaps   35: #include "main.h"
1.1       kristaps   36:
                     37: struct termpair {
                     38:        struct termpair  *ppair;
1.31      kristaps   39:        int               count;
1.1       kristaps   40: };
                     41:
1.31      kristaps   42: #define        DECL_ARGS struct termp *p, \
                     43:                  struct termpair *pair, \
1.245     schwarze   44:                  const struct mdoc_meta *meta, \
1.244     schwarze   45:                  struct mdoc_node *n
1.1       kristaps   46:
                     47: struct termact {
                     48:        int     (*pre)(DECL_ARGS);
                     49:        void    (*post)(DECL_ARGS);
                     50: };
                     51:
1.157     kristaps   52: static size_t    a2width(const struct termp *, const char *);
                     53: static size_t    a2height(const struct termp *, const char *);
                     54: static size_t    a2offs(const struct termp *, const char *);
1.96      kristaps   55:
                     56: static void      print_bvspace(struct termp *,
1.151     kristaps   57:                        const struct mdoc_node *,
1.96      kristaps   58:                        const struct mdoc_node *);
1.102     kristaps   59: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   60: static void      print_mdoc_nodelist(DECL_ARGS);
1.144     kristaps   61: static void      print_mdoc_head(struct termp *, const void *);
1.145     kristaps   62: static void      print_mdoc_foot(struct termp *, const void *);
1.143     kristaps   63: static void      synopsis_pre(struct termp *,
                     64:                        const struct mdoc_node *);
1.96      kristaps   65:
1.31      kristaps   66: static void      termp____post(DECL_ARGS);
1.203     kristaps   67: static void      termp__t_post(DECL_ARGS);
1.61      kristaps   68: static void      termp_an_post(DECL_ARGS);
1.31      kristaps   69: static void      termp_bd_post(DECL_ARGS);
1.159     schwarze   70: static void      termp_bk_post(DECL_ARGS);
1.31      kristaps   71: static void      termp_bl_post(DECL_ARGS);
1.241     schwarze   72: static void      termp_fd_post(DECL_ARGS);
1.31      kristaps   73: static void      termp_fo_post(DECL_ARGS);
                     74: static void      termp_in_post(DECL_ARGS);
                     75: static void      termp_it_post(DECL_ARGS);
                     76: static void      termp_lb_post(DECL_ARGS);
1.164     schwarze   77: static void      termp_nm_post(DECL_ARGS);
1.31      kristaps   78: static void      termp_pf_post(DECL_ARGS);
1.188     kristaps   79: static void      termp_quote_post(DECL_ARGS);
1.31      kristaps   80: static void      termp_sh_post(DECL_ARGS);
                     81: static void      termp_ss_post(DECL_ARGS);
                     82:
1.184     kristaps   83: static int       termp__a_pre(DECL_ARGS);
1.203     kristaps   84: static int       termp__t_pre(DECL_ARGS);
1.61      kristaps   85: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   86: static int       termp_ap_pre(DECL_ARGS);
                     87: static int       termp_bd_pre(DECL_ARGS);
                     88: static int       termp_bf_pre(DECL_ARGS);
1.159     schwarze   89: static int       termp_bk_pre(DECL_ARGS);
1.115     kristaps   90: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps   91: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps   92: static int       termp_bt_pre(DECL_ARGS);
1.211     kristaps   93: static int       termp_bx_pre(DECL_ARGS);
1.31      kristaps   94: static int       termp_cd_pre(DECL_ARGS);
                     95: static int       termp_d1_pre(DECL_ARGS);
                     96: static int       termp_ex_pre(DECL_ARGS);
                     97: static int       termp_fa_pre(DECL_ARGS);
1.188     kristaps   98: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps   99: static int       termp_fl_pre(DECL_ARGS);
                    100: static int       termp_fn_pre(DECL_ARGS);
                    101: static int       termp_fo_pre(DECL_ARGS);
                    102: static int       termp_ft_pre(DECL_ARGS);
1.192     schwarze  103: static int       termp_igndelim_pre(DECL_ARGS);
1.31      kristaps  104: static int       termp_in_pre(DECL_ARGS);
                    105: static int       termp_it_pre(DECL_ARGS);
1.102     kristaps  106: static int       termp_li_pre(DECL_ARGS);
1.31      kristaps  107: static int       termp_lk_pre(DECL_ARGS);
                    108: static int       termp_nd_pre(DECL_ARGS);
                    109: static int       termp_nm_pre(DECL_ARGS);
                    110: static int       termp_ns_pre(DECL_ARGS);
1.188     kristaps  111: static int       termp_quote_pre(DECL_ARGS);
1.31      kristaps  112: static int       termp_rs_pre(DECL_ARGS);
                    113: static int       termp_rv_pre(DECL_ARGS);
                    114: static int       termp_sh_pre(DECL_ARGS);
                    115: static int       termp_sm_pre(DECL_ARGS);
1.45      kristaps  116: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  117: static int       termp_ss_pre(DECL_ARGS);
1.69      kristaps  118: static int       termp_under_pre(DECL_ARGS);
1.31      kristaps  119: static int       termp_ud_pre(DECL_ARGS);
1.110     kristaps  120: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  121: static int       termp_xr_pre(DECL_ARGS);
                    122: static int       termp_xx_pre(DECL_ARGS);
                    123:
1.70      kristaps  124: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  125:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  126:        { NULL, NULL }, /* Dd */
                    127:        { NULL, NULL }, /* Dt */
                    128:        { NULL, NULL }, /* Os */
                    129:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    130:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.76      kristaps  131:        { termp_sp_pre, NULL }, /* Pp */
1.241     schwarze  132:        { termp_d1_pre, termp_bl_post }, /* D1 */
                    133:        { termp_d1_pre, termp_bl_post }, /* Dl */
1.1       kristaps  134:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    135:        { NULL, NULL }, /* Ed */
1.115     kristaps  136:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  137:        { NULL, NULL }, /* El */
                    138:        { termp_it_pre, termp_it_post }, /* It */
1.178     kristaps  139:        { termp_under_pre, NULL }, /* Ad */
1.61      kristaps  140:        { termp_an_pre, termp_an_post }, /* An */
1.69      kristaps  141:        { termp_under_pre, NULL }, /* Ar */
1.1       kristaps  142:        { termp_cd_pre, NULL }, /* Cd */
1.69      kristaps  143:        { termp_bold_pre, NULL }, /* Cm */
1.1       kristaps  144:        { NULL, NULL }, /* Dv */
                    145:        { NULL, NULL }, /* Er */
                    146:        { NULL, NULL }, /* Ev */
                    147:        { termp_ex_pre, NULL }, /* Ex */
                    148:        { termp_fa_pre, NULL }, /* Fa */
1.241     schwarze  149:        { termp_fd_pre, termp_fd_post }, /* Fd */
1.1       kristaps  150:        { termp_fl_pre, NULL }, /* Fl */
1.143     kristaps  151:        { termp_fn_pre, NULL }, /* Fn */
1.141     kristaps  152:        { termp_ft_pre, NULL }, /* Ft */
1.69      kristaps  153:        { termp_bold_pre, NULL }, /* Ic */
1.1       kristaps  154:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  155:        { termp_li_pre, NULL }, /* Li */
1.1       kristaps  156:        { termp_nd_pre, NULL }, /* Nd */
1.164     schwarze  157:        { termp_nm_pre, termp_nm_post }, /* Nm */
1.188     kristaps  158:        { termp_quote_pre, termp_quote_post }, /* Op */
1.1       kristaps  159:        { NULL, NULL }, /* Ot */
1.69      kristaps  160:        { termp_under_pre, NULL }, /* Pa */
1.1       kristaps  161:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  162:        { NULL, NULL }, /* St */
1.69      kristaps  163:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  164:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  165:        { termp_xr_pre, NULL }, /* Xr */
1.184     kristaps  166:        { termp__a_pre, termp____post }, /* %A */
1.84      kristaps  167:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  168:        { NULL, termp____post }, /* %D */
1.84      kristaps  169:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  170:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  171:        { NULL, termp____post }, /* %N */
                    172:        { NULL, termp____post }, /* %O */
                    173:        { NULL, termp____post }, /* %P */
                    174:        { NULL, termp____post }, /* %R */
1.203     kristaps  175:        { termp__t_pre, termp__t_post }, /* %T */
1.1       kristaps  176:        { NULL, termp____post }, /* %V */
                    177:        { NULL, NULL }, /* Ac */
1.188     kristaps  178:        { termp_quote_pre, termp_quote_post }, /* Ao */
                    179:        { termp_quote_pre, termp_quote_post }, /* Aq */
1.35      kristaps  180:        { NULL, NULL }, /* At */
1.1       kristaps  181:        { NULL, NULL }, /* Bc */
                    182:        { termp_bf_pre, NULL }, /* Bf */
1.188     kristaps  183:        { termp_quote_pre, termp_quote_post }, /* Bo */
                    184:        { termp_quote_pre, termp_quote_post }, /* Bq */
1.26      kristaps  185:        { termp_xx_pre, NULL }, /* Bsx */
1.211     kristaps  186:        { termp_bx_pre, NULL }, /* Bx */
1.1       kristaps  187:        { NULL, NULL }, /* Db */
                    188:        { NULL, NULL }, /* Dc */
1.188     kristaps  189:        { termp_quote_pre, termp_quote_post }, /* Do */
                    190:        { termp_quote_pre, termp_quote_post }, /* Dq */
1.112     kristaps  191:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  192:        { NULL, NULL }, /* Ef */
1.69      kristaps  193:        { termp_under_pre, NULL }, /* Em */
1.237     schwarze  194:        { termp_quote_pre, termp_quote_post }, /* Eo */
1.26      kristaps  195:        { termp_xx_pre, NULL }, /* Fx */
1.176     kristaps  196:        { termp_bold_pre, NULL }, /* Ms */
1.192     schwarze  197:        { termp_igndelim_pre, NULL }, /* No */
1.1       kristaps  198:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  199:        { termp_xx_pre, NULL }, /* Nx */
                    200:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  201:        { NULL, NULL }, /* Pc */
1.192     schwarze  202:        { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188     kristaps  203:        { termp_quote_pre, termp_quote_post }, /* Po */
                    204:        { termp_quote_pre, termp_quote_post }, /* Pq */
1.1       kristaps  205:        { NULL, NULL }, /* Qc */
1.188     kristaps  206:        { termp_quote_pre, termp_quote_post }, /* Ql */
                    207:        { termp_quote_pre, termp_quote_post }, /* Qo */
                    208:        { termp_quote_pre, termp_quote_post }, /* Qq */
1.1       kristaps  209:        { NULL, NULL }, /* Re */
                    210:        { termp_rs_pre, NULL }, /* Rs */
                    211:        { NULL, NULL }, /* Sc */
1.188     kristaps  212:        { termp_quote_pre, termp_quote_post }, /* So */
                    213:        { termp_quote_pre, termp_quote_post }, /* Sq */
1.1       kristaps  214:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  215:        { termp_under_pre, NULL }, /* Sx */
                    216:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  217:        { NULL, NULL }, /* Tn */
1.26      kristaps  218:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  219:        { NULL, NULL }, /* Xc */
                    220:        { NULL, NULL }, /* Xo */
                    221:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    222:        { NULL, NULL }, /* Fc */
1.188     kristaps  223:        { termp_quote_pre, termp_quote_post }, /* Oo */
1.1       kristaps  224:        { NULL, NULL }, /* Oc */
1.159     schwarze  225:        { termp_bk_pre, termp_bk_post }, /* Bk */
1.1       kristaps  226:        { NULL, NULL }, /* Ek */
                    227:        { termp_bt_pre, NULL }, /* Bt */
                    228:        { NULL, NULL }, /* Hf */
                    229:        { NULL, NULL }, /* Fr */
                    230:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  231:        { NULL, termp_lb_post }, /* Lb */
1.76      kristaps  232:        { termp_sp_pre, NULL }, /* Lp */
1.1       kristaps  233:        { termp_lk_pre, NULL }, /* Lk */
1.69      kristaps  234:        { termp_under_pre, NULL }, /* Mt */
1.188     kristaps  235:        { termp_quote_pre, termp_quote_post }, /* Brq */
                    236:        { termp_quote_pre, termp_quote_post }, /* Bro */
1.1       kristaps  237:        { NULL, NULL }, /* Brc */
1.83      kristaps  238:        { NULL, termp____post }, /* %C */
1.81      kristaps  239:        { NULL, NULL }, /* Es */ /* TODO */
                    240:        { NULL, NULL }, /* En */ /* TODO */
1.26      kristaps  241:        { termp_xx_pre, NULL }, /* Dx */
1.83      kristaps  242:        { NULL, termp____post }, /* %Q */
1.76      kristaps  243:        { termp_sp_pre, NULL }, /* br */
1.45      kristaps  244:        { termp_sp_pre, NULL }, /* sp */
1.243     schwarze  245:        { NULL, termp____post }, /* %U */
1.135     kristaps  246:        { NULL, NULL }, /* Ta */
1.1       kristaps  247: };
                    248:
                    249:
1.70      kristaps  250: void
1.89      kristaps  251: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1       kristaps  252: {
1.70      kristaps  253:        const struct mdoc_node  *n;
1.245     schwarze  254:        const struct mdoc_meta  *meta;
1.89      kristaps  255:        struct termp            *p;
                    256:
                    257:        p = (struct termp *)arg;
1.111     kristaps  258:
1.238     schwarze  259:        if (0 == p->defindent)
                    260:                p->defindent = 5;
                    261:
1.111     kristaps  262:        p->overstep = 0;
1.123     joerg     263:        p->maxrmargin = p->defrmargin;
1.157     kristaps  264:        p->tabwidth = term_len(p, 5);
1.89      kristaps  265:
                    266:        if (NULL == p->symtab)
1.230     kristaps  267:                p->symtab = mchars_alloc();
1.70      kristaps  268:
                    269:        n = mdoc_node(mdoc);
1.245     schwarze  270:        meta = mdoc_meta(mdoc);
1.146     schwarze  271:
1.245     schwarze  272:        term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
1.70      kristaps  273:
                    274:        if (n->child)
1.245     schwarze  275:                print_mdoc_nodelist(p, NULL, meta, 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:
1.245     schwarze  285:        print_mdoc_node(p, pair, meta, n);
1.86      kristaps  286:        if (n->next)
1.245     schwarze  287:                print_mdoc_nodelist(p, pair, meta, n->next);
1.1       kristaps  288: }
                    289:
                    290:
1.70      kristaps  291: /* ARGSUSED */
1.3       kristaps  292: static void
1.102     kristaps  293: print_mdoc_node(DECL_ARGS)
1.1       kristaps  294: {
1.102     kristaps  295:        int              chld;
1.1       kristaps  296:        struct termpair  npair;
1.30      kristaps  297:        size_t           offset, rmargin;
1.1       kristaps  298:
1.70      kristaps  299:        chld = 1;
1.29      kristaps  300:        offset = p->offset;
1.30      kristaps  301:        rmargin = p->rmargin;
1.244     schwarze  302:        n->prev_font = term_fontq(p);
1.29      kristaps  303:
1.97      kristaps  304:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  305:        npair.ppair = pair;
1.172     kristaps  306:
                    307:        /*
                    308:         * Keeps only work until the end of a line.  If a keep was
                    309:         * invoked in a prior line, revert it to PREKEEP.
                    310:         */
                    311:
1.253   ! schwarze  312:        if (TERMP_KEEP & p->flags) {
1.252     schwarze  313:                if (n->prev ? (n->prev->lastline != n->line) :
1.248     schwarze  314:                    (n->parent && n->parent->line != n->line)) {
1.172     kristaps  315:                        p->flags &= ~TERMP_KEEP;
                    316:                        p->flags |= TERMP_PREKEEP;
                    317:                }
                    318:        }
1.197     schwarze  319:
                    320:        /*
1.217     schwarze  321:         * After the keep flags have been set up, we may now
                    322:         * produce output.  Note that some pre-handlers do so.
                    323:         */
                    324:
                    325:        switch (n->type) {
                    326:        case (MDOC_TEXT):
                    327:                if (' ' == *n->string && MDOC_LINE & n->flags)
                    328:                        term_newln(p);
1.222     kristaps  329:                if (MDOC_DELIMC & n->flags)
                    330:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  331:                term_word(p, n->string);
1.222     kristaps  332:                if (MDOC_DELIMO & n->flags)
                    333:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  334:                break;
                    335:        case (MDOC_EQN):
1.233     kristaps  336:                term_eqn(p, n->eqn);
1.217     schwarze  337:                break;
                    338:        case (MDOC_TBL):
                    339:                term_tbl(p, n->span);
                    340:                break;
                    341:        default:
                    342:                if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
                    343:                        chld = (*termacts[n->tok].pre)
1.245     schwarze  344:                                (p, &npair, meta, n);
1.217     schwarze  345:                break;
                    346:        }
                    347:
1.86      kristaps  348:        if (chld && n->child)
1.245     schwarze  349:                print_mdoc_nodelist(p, &npair, meta, n->child);
1.1       kristaps  350:
1.244     schwarze  351:        term_fontpopq(p,
                    352:            (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46      kristaps  353:
1.206     kristaps  354:        switch (n->type) {
                    355:        case (MDOC_TEXT):
                    356:                break;
                    357:        case (MDOC_TBL):
1.216     kristaps  358:                break;
                    359:        case (MDOC_EQN):
1.206     kristaps  360:                break;
                    361:        default:
                    362:                if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
                    363:                        break;
1.245     schwarze  364:                (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.162     schwarze  365:
                    366:                /*
                    367:                 * Explicit end tokens not only call the post
                    368:                 * handler, but also tell the respective block
                    369:                 * that it must not call the post handler again.
                    370:                 */
1.165     kristaps  371:                if (ENDBODY_NOT != n->end)
1.162     schwarze  372:                        n->pending->flags |= MDOC_ENDED;
                    373:
                    374:                /*
                    375:                 * End of line terminating an implicit block
                    376:                 * while an explicit block is still open.
                    377:                 * Continue the explicit block without spacing.
                    378:                 */
                    379:                if (ENDBODY_NOSPACE == n->end)
                    380:                        p->flags |= TERMP_NOSPACE;
1.206     kristaps  381:                break;
1.162     schwarze  382:        }
1.121     kristaps  383:
                    384:        if (MDOC_EOS & n->flags)
                    385:                p->flags |= TERMP_SENTENCE;
1.29      kristaps  386:
                    387:        p->offset = offset;
1.30      kristaps  388:        p->rmargin = rmargin;
1.1       kristaps  389: }
                    390:
                    391:
1.3       kristaps  392: static void
1.145     kristaps  393: print_mdoc_foot(struct termp *p, const void *arg)
1.1       kristaps  394: {
1.245     schwarze  395:        const struct mdoc_meta *meta;
1.144     kristaps  396:
1.245     schwarze  397:        meta = (const struct mdoc_meta *)arg;
1.1       kristaps  398:
1.102     kristaps  399:        term_fontrepl(p, TERMFONT_NONE);
1.101     kristaps  400:
1.9       kristaps  401:        /*
                    402:         * Output the footer in new-groff style, that is, three columns
                    403:         * with the middle being the manual date and flanking columns
                    404:         * being the operating system:
                    405:         *
                    406:         * SYSTEM                  DATE                    SYSTEM
                    407:         */
                    408:
1.1       kristaps  409:        term_vspace(p);
                    410:
1.9       kristaps  411:        p->offset = 0;
1.157     kristaps  412:        p->rmargin = (p->maxrmargin -
1.245     schwarze  413:                        term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.250     schwarze  414:        p->trailspace = 1;
1.1       kristaps  415:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    416:
1.245     schwarze  417:        term_word(p, meta->os);
1.1       kristaps  418:        term_flushln(p);
                    419:
1.9       kristaps  420:        p->offset = p->rmargin;
1.245     schwarze  421:        p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.234     schwarze  422:        p->flags |= TERMP_NOSPACE;
1.9       kristaps  423:
1.245     schwarze  424:        term_word(p, meta->date);
1.9       kristaps  425:        term_flushln(p);
                    426:
1.1       kristaps  427:        p->offset = p->rmargin;
                    428:        p->rmargin = p->maxrmargin;
1.250     schwarze  429:        p->trailspace = 0;
1.1       kristaps  430:        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  431:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  432:
1.245     schwarze  433:        term_word(p, meta->os);
1.1       kristaps  434:        term_flushln(p);
                    435:
1.9       kristaps  436:        p->offset = 0;
                    437:        p->rmargin = p->maxrmargin;
                    438:        p->flags = 0;
1.1       kristaps  439: }
                    440:
                    441:
1.3       kristaps  442: static void
1.144     kristaps  443: print_mdoc_head(struct termp *p, const void *arg)
1.1       kristaps  444: {
1.98      kristaps  445:        char            buf[BUFSIZ], title[BUFSIZ];
1.235     schwarze  446:        size_t          buflen, titlen;
1.245     schwarze  447:        const struct mdoc_meta *meta;
1.144     kristaps  448:
1.245     schwarze  449:        meta = (const struct mdoc_meta *)arg;
1.1       kristaps  450:
                    451:        /*
                    452:         * The header is strange.  It has three components, which are
                    453:         * really two with the first duplicated.  It goes like this:
                    454:         *
                    455:         * IDENTIFIER              TITLE                   IDENTIFIER
                    456:         *
                    457:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    458:         * (if given, or "unknown" if not) followed by the manual page
                    459:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    460:         * string depending on the manual volume.  If not specified, it
                    461:         * switches on the manual section.
                    462:         */
                    463:
1.235     schwarze  464:        p->offset = 0;
                    465:        p->rmargin = p->maxrmargin;
                    466:
1.245     schwarze  467:        assert(meta->vol);
                    468:        strlcpy(buf, meta->vol, BUFSIZ);
1.235     schwarze  469:        buflen = term_strlen(p, buf);
1.1       kristaps  470:
1.245     schwarze  471:        if (meta->arch) {
1.98      kristaps  472:                strlcat(buf, " (", BUFSIZ);
1.245     schwarze  473:                strlcat(buf, meta->arch, BUFSIZ);
1.98      kristaps  474:                strlcat(buf, ")", BUFSIZ);
1.1       kristaps  475:        }
                    476:
1.245     schwarze  477:        snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.235     schwarze  478:        titlen = term_strlen(p, title);
1.1       kristaps  479:
1.235     schwarze  480:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250     schwarze  481:        p->trailspace = 1;
1.1       kristaps  482:        p->offset = 0;
1.235     schwarze  483:        p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
                    484:            (p->maxrmargin -
                    485:             term_strlen(p, buf) + term_len(p, 1)) / 2 :
                    486:            p->maxrmargin - buflen;
1.1       kristaps  487:
                    488:        term_word(p, title);
                    489:        term_flushln(p);
                    490:
1.235     schwarze  491:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  492:        p->offset = p->rmargin;
1.235     schwarze  493:        p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
                    494:            p->maxrmargin - titlen : p->maxrmargin;
1.1       kristaps  495:
                    496:        term_word(p, buf);
                    497:        term_flushln(p);
                    498:
                    499:        p->flags &= ~TERMP_NOBREAK;
1.250     schwarze  500:        p->trailspace = 0;
1.235     schwarze  501:        if (p->rmargin + titlen <= p->maxrmargin) {
                    502:                p->flags |= TERMP_NOSPACE;
                    503:                p->offset = p->rmargin;
                    504:                p->rmargin = p->maxrmargin;
                    505:                term_word(p, title);
                    506:                term_flushln(p);
                    507:        }
1.1       kristaps  508:
1.235     schwarze  509:        p->flags &= ~TERMP_NOSPACE;
1.9       kristaps  510:        p->offset = 0;
1.1       kristaps  511:        p->rmargin = p->maxrmargin;
                    512: }
                    513:
                    514:
                    515: static size_t
1.157     kristaps  516: a2height(const struct termp *p, const char *v)
1.1       kristaps  517: {
1.92      kristaps  518:        struct roffsu    su;
1.91      kristaps  519:
1.231     kristaps  520:
1.157     kristaps  521:        assert(v);
                    522:        if ( ! a2roffsu(v, &su, SCALE_VS))
1.231     kristaps  523:                SCALE_VS_INIT(&su, atoi(v));
1.91      kristaps  524:
1.157     kristaps  525:        return(term_vspan(p, &su));
1.91      kristaps  526: }
1.1       kristaps  527:
1.40      kristaps  528:
1.91      kristaps  529: static size_t
1.157     kristaps  530: a2width(const struct termp *p, const char *v)
1.91      kristaps  531: {
1.92      kristaps  532:        struct roffsu    su;
1.1       kristaps  533:
1.154     kristaps  534:        assert(v);
                    535:        if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  536:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.1       kristaps  537:
1.157     kristaps  538:        return(term_hspan(p, &su));
1.1       kristaps  539: }
                    540:
                    541:
                    542: static size_t
1.157     kristaps  543: a2offs(const struct termp *p, const char *v)
1.1       kristaps  544: {
1.92      kristaps  545:        struct roffsu    su;
1.1       kristaps  546:
1.148     kristaps  547:        if ('\0' == *v)
1.91      kristaps  548:                return(0);
1.148     kristaps  549:        else if (0 == strcmp(v, "left"))
1.19      kristaps  550:                return(0);
1.148     kristaps  551:        else if (0 == strcmp(v, "indent"))
1.238     schwarze  552:                return(term_len(p, p->defindent + 1));
1.148     kristaps  553:        else if (0 == strcmp(v, "indent-two"))
1.238     schwarze  554:                return(term_len(p, (p->defindent + 1) * 2));
1.148     kristaps  555:        else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  556:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.10      kristaps  557:
1.157     kristaps  558:        return(term_hspan(p, &su));
1.1       kristaps  559: }
                    560:
                    561:
1.108     kristaps  562: /*
                    563:  * Determine how much space to print out before block elements of `It'
                    564:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    565:  * too.
                    566:  */
1.54      kristaps  567: static void
1.151     kristaps  568: print_bvspace(struct termp *p,
                    569:                const struct mdoc_node *bl,
                    570:                const struct mdoc_node *n)
1.1       kristaps  571: {
1.86      kristaps  572:        const struct mdoc_node  *nn;
1.236     schwarze  573:
                    574:        assert(n);
1.1       kristaps  575:
                    576:        term_newln(p);
1.150     kristaps  577:
1.202     kristaps  578:        if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150     kristaps  579:                return;
1.202     kristaps  580:        if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54      kristaps  581:                return;
                    582:
1.85      kristaps  583:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  584:
1.86      kristaps  585:        for (nn = n; nn; nn = nn->parent) {
                    586:                if (MDOC_BLOCK != nn->type)
1.1       kristaps  587:                        continue;
1.86      kristaps  588:                if (MDOC_Ss == nn->tok)
1.54      kristaps  589:                        return;
1.86      kristaps  590:                if (MDOC_Sh == nn->tok)
1.54      kristaps  591:                        return;
1.86      kristaps  592:                if (NULL == nn->prev)
1.1       kristaps  593:                        continue;
                    594:                break;
                    595:        }
                    596:
1.85      kristaps  597:        /* A `-column' does not assert vspace within the list. */
1.54      kristaps  598:
1.202     kristaps  599:        if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86      kristaps  600:                if (n->prev && MDOC_It == n->prev->tok)
1.54      kristaps  601:                        return;
                    602:
1.85      kristaps  603:        /* A `-diag' without body does not vspace. */
                    604:
1.202     kristaps  605:        if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86      kristaps  606:                if (n->prev && MDOC_It == n->prev->tok) {
                    607:                        assert(n->prev->body);
                    608:                        if (NULL == n->prev->body->child)
1.55      kristaps  609:                                return;
                    610:                }
                    611:
1.54      kristaps  612:        term_vspace(p);
1.1       kristaps  613: }
                    614:
                    615:
                    616: /* ARGSUSED */
                    617: static int
                    618: termp_it_pre(DECL_ARGS)
                    619: {
1.86      kristaps  620:        const struct mdoc_node *bl, *nn;
1.1       kristaps  621:        char                    buf[7];
1.170     kristaps  622:        int                     i;
1.108     kristaps  623:        size_t                  width, offset, ncols, dcol;
1.126     kristaps  624:        enum mdoc_list          type;
1.1       kristaps  625:
1.86      kristaps  626:        if (MDOC_BLOCK == n->type) {
1.151     kristaps  627:                print_bvspace(p, n->parent->parent, n);
1.54      kristaps  628:                return(1);
                    629:        }
1.1       kristaps  630:
1.86      kristaps  631:        bl = n->parent->parent->parent;
1.202     kristaps  632:        type = bl->norm->Bl.type;
1.1       kristaps  633:
1.108     kristaps  634:        /*
                    635:         * First calculate width and offset.  This is pretty easy unless
                    636:         * we're a -column list, in which case all prior columns must
                    637:         * be accounted for.
                    638:         */
                    639:
                    640:        width = offset = 0;
                    641:
1.202     kristaps  642:        if (bl->norm->Bl.offs)
                    643:                offset = a2offs(p, bl->norm->Bl.offs);
1.152     kristaps  644:
1.1       kristaps  645:        switch (type) {
1.126     kristaps  646:        case (LIST_column):
1.134     kristaps  647:                if (MDOC_HEAD == n->type)
1.1       kristaps  648:                        break;
1.155     kristaps  649:
1.105     kristaps  650:                /*
1.108     kristaps  651:                 * Imitate groff's column handling:
                    652:                 * - For each earlier column, add its width.
                    653:                 * - For less than 5 columns, add four more blanks per
                    654:                 *   column.
                    655:                 * - For exactly 5 columns, add three more blank per
                    656:                 *   column.
                    657:                 * - For more than 5 columns, add only one column.
1.105     kristaps  658:                 */
1.202     kristaps  659:                ncols = bl->norm->Bl.ncols;
1.170     kristaps  660:
1.108     kristaps  661:                /* LINTED */
1.157     kristaps  662:                dcol = ncols < 5 ? term_len(p, 4) :
                    663:                        ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108     kristaps  664:
1.134     kristaps  665:                /*
                    666:                 * Calculate the offset by applying all prior MDOC_BODY,
                    667:                 * so we stop at the MDOC_HEAD (NULL == nn->prev).
                    668:                 */
                    669:
1.108     kristaps  670:                for (i = 0, nn = n->prev;
1.134     kristaps  671:                                nn->prev && i < (int)ncols;
1.108     kristaps  672:                                nn = nn->prev, i++)
                    673:                        offset += dcol + a2width
1.202     kristaps  674:                                (p, bl->norm->Bl.cols[i]);
1.105     kristaps  675:
                    676:                /*
1.108     kristaps  677:                 * When exceeding the declared number of columns, leave
                    678:                 * the remaining widths at 0.  This will later be
                    679:                 * adjusted to the default width of 10, or, for the last
                    680:                 * column, stretched to the right margin.
1.58      kristaps  681:                 */
1.108     kristaps  682:                if (i >= (int)ncols)
                    683:                        break;
1.58      kristaps  684:
1.105     kristaps  685:                /*
1.108     kristaps  686:                 * Use the declared column widths, extended as explained
                    687:                 * in the preceding paragraph.
1.105     kristaps  688:                 */
1.202     kristaps  689:                width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1       kristaps  690:                break;
                    691:        default:
1.202     kristaps  692:                if (NULL == bl->norm->Bl.width)
1.108     kristaps  693:                        break;
                    694:
                    695:                /*
                    696:                 * Note: buffer the width by 2, which is groff's magic
                    697:                 * number for buffering single arguments.  See the above
                    698:                 * handling for column for how this changes.
                    699:                 */
1.202     kristaps  700:                assert(bl->norm->Bl.width);
                    701:                width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1       kristaps  702:                break;
                    703:        }
                    704:
                    705:        /*
                    706:         * List-type can override the width in the case of fixed-head
                    707:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.67      kristaps  708:         * offset.
1.1       kristaps  709:         */
                    710:
                    711:        switch (type) {
1.126     kristaps  712:        case (LIST_bullet):
1.1       kristaps  713:                /* FALLTHROUGH */
1.126     kristaps  714:        case (LIST_dash):
1.1       kristaps  715:                /* FALLTHROUGH */
1.126     kristaps  716:        case (LIST_hyphen):
1.242     schwarze  717:                /* FALLTHROUGH */
1.126     kristaps  718:        case (LIST_enum):
1.242     schwarze  719:                if (width < term_len(p, 2))
                    720:                        width = term_len(p, 2);
1.17      kristaps  721:                break;
1.126     kristaps  722:        case (LIST_hang):
1.39      kristaps  723:                if (0 == width)
1.157     kristaps  724:                        width = term_len(p, 8);
1.39      kristaps  725:                break;
1.126     kristaps  726:        case (LIST_column):
1.49      kristaps  727:                /* FALLTHROUGH */
1.126     kristaps  728:        case (LIST_tag):
1.1       kristaps  729:                if (0 == width)
1.157     kristaps  730:                        width = term_len(p, 10);
1.1       kristaps  731:                break;
                    732:        default:
                    733:                break;
                    734:        }
                    735:
                    736:        /*
1.17      kristaps  737:         * Whitespace control.  Inset bodies need an initial space,
                    738:         * while diagonal bodies need two.
1.1       kristaps  739:         */
                    740:
1.51      kristaps  741:        p->flags |= TERMP_NOSPACE;
                    742:
1.1       kristaps  743:        switch (type) {
1.126     kristaps  744:        case (LIST_diag):
1.86      kristaps  745:                if (MDOC_BODY == n->type)
1.62      kristaps  746:                        term_word(p, "\\ \\ ");
1.51      kristaps  747:                break;
1.126     kristaps  748:        case (LIST_inset):
1.86      kristaps  749:                if (MDOC_BODY == n->type)
1.51      kristaps  750:                        term_word(p, "\\ ");
1.1       kristaps  751:                break;
                    752:        default:
                    753:                break;
                    754:        }
                    755:
1.51      kristaps  756:        p->flags |= TERMP_NOSPACE;
                    757:
1.1       kristaps  758:        switch (type) {
1.126     kristaps  759:        case (LIST_diag):
1.86      kristaps  760:                if (MDOC_HEAD == n->type)
1.102     kristaps  761:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  762:                break;
                    763:        default:
                    764:                break;
                    765:        }
                    766:
                    767:        /*
1.109     kristaps  768:         * Pad and break control.  This is the tricky part.  These flags
                    769:         * are documented in term_flushln() in term.c.  Note that we're
                    770:         * going to unset all of these flags in termp_it_post() when we
                    771:         * exit.
1.1       kristaps  772:         */
                    773:
                    774:        switch (type) {
1.242     schwarze  775:        case (LIST_enum):
                    776:                /*
                    777:                 * Weird special case.
                    778:                 * Very narrow enum lists actually hang.
                    779:                 */
                    780:                if (width == term_len(p, 2))
                    781:                        p->flags |= TERMP_HANG;
                    782:                /* FALLTHROUGH */
1.126     kristaps  783:        case (LIST_bullet):
1.1       kristaps  784:                /* FALLTHROUGH */
1.126     kristaps  785:        case (LIST_dash):
1.1       kristaps  786:                /* FALLTHROUGH */
1.126     kristaps  787:        case (LIST_hyphen):
1.250     schwarze  788:                if (MDOC_HEAD != n->type)
                    789:                        break;
                    790:                p->flags |= TERMP_NOBREAK;
                    791:                p->trailspace = 1;
1.39      kristaps  792:                break;
1.126     kristaps  793:        case (LIST_hang):
1.250     schwarze  794:                if (MDOC_HEAD != n->type)
1.59      kristaps  795:                        break;
                    796:
                    797:                /*
                    798:                 * This is ugly.  If `-hang' is specified and the body
                    799:                 * is a `Bl' or `Bd', then we want basically to nullify
                    800:                 * the "overstep" effect in term_flushln() and treat
                    801:                 * this as a `-ohang' list instead.
                    802:                 */
1.86      kristaps  803:                if (n->next->child &&
                    804:                                (MDOC_Bl == n->next->child->tok ||
1.234     schwarze  805:                                 MDOC_Bd == n->next->child->tok))
1.250     schwarze  806:                        break;
                    807:
                    808:                p->flags |= TERMP_NOBREAK | TERMP_HANG;
                    809:                p->trailspace = 1;
1.39      kristaps  810:                break;
1.126     kristaps  811:        case (LIST_tag):
1.86      kristaps  812:                if (MDOC_HEAD != n->type)
1.39      kristaps  813:                        break;
1.250     schwarze  814:
                    815:                p->flags |= TERMP_NOBREAK;
                    816:                p->trailspace = 2;
                    817:
1.86      kristaps  818:                if (NULL == n->next || NULL == n->next->child)
1.39      kristaps  819:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  820:                break;
1.126     kristaps  821:        case (LIST_column):
1.134     kristaps  822:                if (MDOC_HEAD == n->type)
                    823:                        break;
                    824:
1.250     schwarze  825:                if (NULL == n->next) {
1.134     kristaps  826:                        p->flags &= ~TERMP_NOBREAK;
1.250     schwarze  827:                        p->trailspace = 0;
                    828:                } else {
1.134     kristaps  829:                        p->flags |= TERMP_NOBREAK;
1.250     schwarze  830:                        p->trailspace = 1;
                    831:                }
1.134     kristaps  832:
1.1       kristaps  833:                break;
1.126     kristaps  834:        case (LIST_diag):
1.250     schwarze  835:                if (MDOC_HEAD != n->type)
                    836:                        break;
                    837:                p->flags |= TERMP_NOBREAK;
                    838:                p->trailspace = 1;
1.1       kristaps  839:                break;
                    840:        default:
                    841:                break;
                    842:        }
                    843:
                    844:        /*
                    845:         * Margin control.  Set-head-width lists have their right
                    846:         * margins shortened.  The body for these lists has the offset
                    847:         * necessarily lengthened.  Everybody gets the offset.
                    848:         */
                    849:
                    850:        p->offset += offset;
                    851:
                    852:        switch (type) {
1.126     kristaps  853:        case (LIST_hang):
1.59      kristaps  854:                /*
                    855:                 * Same stipulation as above, regarding `-hang'.  We
                    856:                 * don't want to recalculate rmargin and offsets when
                    857:                 * using `Bd' or `Bl' within `-hang' overstep lists.
                    858:                 */
1.86      kristaps  859:                if (MDOC_HEAD == n->type && n->next->child &&
                    860:                                (MDOC_Bl == n->next->child->tok ||
                    861:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  862:                        break;
                    863:                /* FALLTHROUGH */
1.126     kristaps  864:        case (LIST_bullet):
1.1       kristaps  865:                /* FALLTHROUGH */
1.126     kristaps  866:        case (LIST_dash):
1.1       kristaps  867:                /* FALLTHROUGH */
1.126     kristaps  868:        case (LIST_enum):
1.1       kristaps  869:                /* FALLTHROUGH */
1.126     kristaps  870:        case (LIST_hyphen):
1.1       kristaps  871:                /* FALLTHROUGH */
1.126     kristaps  872:        case (LIST_tag):
1.49      kristaps  873:                assert(width);
1.86      kristaps  874:                if (MDOC_HEAD == n->type)
1.1       kristaps  875:                        p->rmargin = p->offset + width;
                    876:                else
                    877:                        p->offset += width;
                    878:                break;
1.126     kristaps  879:        case (LIST_column):
1.49      kristaps  880:                assert(width);
1.1       kristaps  881:                p->rmargin = p->offset + width;
1.50      kristaps  882:                /*
                    883:                 * XXX - this behaviour is not documented: the
                    884:                 * right-most column is filled to the right margin.
                    885:                 */
1.134     kristaps  886:                if (MDOC_HEAD == n->type)
                    887:                        break;
                    888:                if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50      kristaps  889:                        p->rmargin = p->maxrmargin;
1.1       kristaps  890:                break;
                    891:        default:
                    892:                break;
                    893:        }
                    894:
                    895:        /*
                    896:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  897:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  898:         */
                    899:
1.86      kristaps  900:        if (MDOC_HEAD == n->type)
1.1       kristaps  901:                switch (type) {
1.126     kristaps  902:                case (LIST_bullet):
1.102     kristaps  903:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  904:                        term_word(p, "\\[bu]");
1.102     kristaps  905:                        term_fontpop(p);
1.1       kristaps  906:                        break;
1.126     kristaps  907:                case (LIST_dash):
1.1       kristaps  908:                        /* FALLTHROUGH */
1.126     kristaps  909:                case (LIST_hyphen):
1.102     kristaps  910:                        term_fontpush(p, TERMFONT_BOLD);
1.27      kristaps  911:                        term_word(p, "\\(hy");
1.102     kristaps  912:                        term_fontpop(p);
1.1       kristaps  913:                        break;
1.126     kristaps  914:                case (LIST_enum):
1.1       kristaps  915:                        (pair->ppair->ppair->count)++;
1.109     kristaps  916:                        snprintf(buf, sizeof(buf), "%d.",
1.1       kristaps  917:                                        pair->ppair->ppair->count);
                    918:                        term_word(p, buf);
                    919:                        break;
                    920:                default:
                    921:                        break;
                    922:                }
                    923:
                    924:        /*
                    925:         * If we're not going to process our children, indicate so here.
                    926:         */
                    927:
                    928:        switch (type) {
1.126     kristaps  929:        case (LIST_bullet):
1.1       kristaps  930:                /* FALLTHROUGH */
1.126     kristaps  931:        case (LIST_item):
1.1       kristaps  932:                /* FALLTHROUGH */
1.126     kristaps  933:        case (LIST_dash):
1.1       kristaps  934:                /* FALLTHROUGH */
1.126     kristaps  935:        case (LIST_hyphen):
1.1       kristaps  936:                /* FALLTHROUGH */
1.126     kristaps  937:        case (LIST_enum):
1.86      kristaps  938:                if (MDOC_HEAD == n->type)
1.1       kristaps  939:                        return(0);
                    940:                break;
1.126     kristaps  941:        case (LIST_column):
1.134     kristaps  942:                if (MDOC_HEAD == n->type)
1.1       kristaps  943:                        return(0);
                    944:                break;
                    945:        default:
                    946:                break;
                    947:        }
                    948:
                    949:        return(1);
                    950: }
                    951:
                    952:
                    953: /* ARGSUSED */
                    954: static void
                    955: termp_it_post(DECL_ARGS)
                    956: {
1.126     kristaps  957:        enum mdoc_list     type;
1.1       kristaps  958:
1.109     kristaps  959:        if (MDOC_BLOCK == n->type)
1.1       kristaps  960:                return;
                    961:
1.202     kristaps  962:        type = n->parent->parent->parent->norm->Bl.type;
1.1       kristaps  963:
                    964:        switch (type) {
1.126     kristaps  965:        case (LIST_item):
1.1       kristaps  966:                /* FALLTHROUGH */
1.126     kristaps  967:        case (LIST_diag):
1.53      kristaps  968:                /* FALLTHROUGH */
1.126     kristaps  969:        case (LIST_inset):
1.86      kristaps  970:                if (MDOC_BODY == n->type)
1.130     schwarze  971:                        term_newln(p);
1.1       kristaps  972:                break;
1.126     kristaps  973:        case (LIST_column):
1.134     kristaps  974:                if (MDOC_BODY == n->type)
1.1       kristaps  975:                        term_flushln(p);
                    976:                break;
                    977:        default:
1.130     schwarze  978:                term_newln(p);
1.1       kristaps  979:                break;
                    980:        }
                    981:
1.109     kristaps  982:        /*
                    983:         * Now that our output is flushed, we can reset our tags.  Since
                    984:         * only `It' sets these flags, we're free to assume that nobody
                    985:         * has munged them in the meanwhile.
                    986:         */
                    987:
                    988:        p->flags &= ~TERMP_DANGLE;
                    989:        p->flags &= ~TERMP_NOBREAK;
                    990:        p->flags &= ~TERMP_HANG;
1.250     schwarze  991:        p->trailspace = 0;
1.1       kristaps  992: }
                    993:
                    994:
                    995: /* ARGSUSED */
                    996: static int
                    997: termp_nm_pre(DECL_ARGS)
                    998: {
                    999:
1.253   ! schwarze 1000:        if (MDOC_BLOCK == n->type) {
        !          1001:                p->flags |= TERMP_PREKEEP;
1.164     schwarze 1002:                return(1);
1.253   ! schwarze 1003:        }
1.164     schwarze 1004:
                   1005:        if (MDOC_BODY == n->type) {
                   1006:                if (NULL == n->child)
                   1007:                        return(0);
1.234     schwarze 1008:                p->flags |= TERMP_NOSPACE;
1.164     schwarze 1009:                p->offset += term_len(p, 1) +
1.245     schwarze 1010:                    (NULL == n->prev->child ?
                   1011:                     term_strlen(p, meta->name) :
1.164     schwarze 1012:                     MDOC_TEXT == n->prev->child->type ?
1.245     schwarze 1013:                     term_strlen(p, n->prev->child->string) :
1.164     schwarze 1014:                     term_len(p, 5));
                   1015:                return(1);
                   1016:        }
                   1017:
1.245     schwarze 1018:        if (NULL == n->child && NULL == meta->name)
1.164     schwarze 1019:                return(0);
1.125     kristaps 1020:
1.177     schwarze 1021:        if (MDOC_HEAD == n->type)
                   1022:                synopsis_pre(p, n->parent);
1.102     kristaps 1023:
1.164     schwarze 1024:        if (MDOC_HEAD == n->type && n->next->child) {
1.185     schwarze 1025:                p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.250     schwarze 1026:                p->trailspace = 1;
1.185     schwarze 1027:                p->rmargin = p->offset + term_len(p, 1);
                   1028:                if (NULL == n->child) {
1.245     schwarze 1029:                        p->rmargin += term_strlen(p, meta->name);
1.185     schwarze 1030:                } else if (MDOC_TEXT == n->child->type) {
                   1031:                        p->rmargin += term_strlen(p, n->child->string);
                   1032:                        if (n->child->next)
                   1033:                                p->flags |= TERMP_HANG;
                   1034:                } else {
                   1035:                        p->rmargin += term_len(p, 5);
                   1036:                        p->flags |= TERMP_HANG;
                   1037:                }
1.164     schwarze 1038:        }
                   1039:
1.102     kristaps 1040:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1041:        if (NULL == n->child)
1.245     schwarze 1042:                term_word(p, meta->name);
1.1       kristaps 1043:        return(1);
                   1044: }
                   1045:
                   1046:
1.164     schwarze 1047: /* ARGSUSED */
                   1048: static void
                   1049: termp_nm_post(DECL_ARGS)
                   1050: {
                   1051:
1.253   ! schwarze 1052:        if (MDOC_BLOCK == n->type) {
        !          1053:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
        !          1054:        } else if (MDOC_HEAD == n->type && n->next->child) {
1.164     schwarze 1055:                term_flushln(p);
                   1056:                p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.250     schwarze 1057:                p->trailspace = 0;
1.234     schwarze 1058:        } else if (MDOC_BODY == n->type && n->child)
1.164     schwarze 1059:                term_flushln(p);
                   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);
1.245     schwarze 1383:                return(termp_under_pre(p, pair, meta, 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:
1.245     schwarze 1390:        return(termp_under_pre(p, pair, meta, n));
1.110     kristaps 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);
1.245     schwarze 1410:        return(termp_bold_pre(p, pair, meta, n));
1.1       kristaps 1411: }
                   1412:
                   1413:
                   1414: /* ARGSUSED */
1.241     schwarze 1415: static void
                   1416: termp_fd_post(DECL_ARGS)
                   1417: {
                   1418:
                   1419:        term_newln(p);
                   1420: }
                   1421:
                   1422:
                   1423: /* ARGSUSED */
1.1       kristaps 1424: static int
                   1425: termp_sh_pre(DECL_ARGS)
                   1426: {
1.85      kristaps 1427:
                   1428:        /* No vspace between consecutive `Sh' calls. */
                   1429:
1.86      kristaps 1430:        switch (n->type) {
1.65      kristaps 1431:        case (MDOC_BLOCK):
1.86      kristaps 1432:                if (n->prev && MDOC_Sh == n->prev->tok)
                   1433:                        if (NULL == n->prev->body->child)
1.65      kristaps 1434:                                break;
                   1435:                term_vspace(p);
                   1436:                break;
1.1       kristaps 1437:        case (MDOC_HEAD):
1.102     kristaps 1438:                term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1439:                break;
                   1440:        case (MDOC_BODY):
1.238     schwarze 1441:                p->offset = term_len(p, p->defindent);
1.239     schwarze 1442:                if (SEC_AUTHORS == n->sec)
                   1443:                        p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1       kristaps 1444:                break;
                   1445:        default:
                   1446:                break;
                   1447:        }
                   1448:        return(1);
                   1449: }
                   1450:
                   1451:
                   1452: /* ARGSUSED */
                   1453: static void
                   1454: termp_sh_post(DECL_ARGS)
                   1455: {
                   1456:
1.86      kristaps 1457:        switch (n->type) {
1.1       kristaps 1458:        case (MDOC_HEAD):
                   1459:                term_newln(p);
                   1460:                break;
                   1461:        case (MDOC_BODY):
                   1462:                term_newln(p);
                   1463:                p->offset = 0;
                   1464:                break;
                   1465:        default:
                   1466:                break;
                   1467:        }
                   1468: }
                   1469:
                   1470:
                   1471: /* ARGSUSED */
                   1472: static int
                   1473: termp_bt_pre(DECL_ARGS)
                   1474: {
                   1475:
                   1476:        term_word(p, "is currently in beta test.");
1.131     kristaps 1477:        p->flags |= TERMP_SENTENCE;
1.81      kristaps 1478:        return(0);
1.1       kristaps 1479: }
                   1480:
                   1481:
                   1482: /* ARGSUSED */
                   1483: static void
                   1484: termp_lb_post(DECL_ARGS)
                   1485: {
                   1486:
1.122     kristaps 1487:        if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81      kristaps 1488:                term_newln(p);
1.1       kristaps 1489: }
                   1490:
                   1491:
                   1492: /* ARGSUSED */
                   1493: static int
                   1494: termp_ud_pre(DECL_ARGS)
                   1495: {
                   1496:
                   1497:        term_word(p, "currently under development.");
1.131     kristaps 1498:        p->flags |= TERMP_SENTENCE;
1.86      kristaps 1499:        return(0);
1.1       kristaps 1500: }
                   1501:
                   1502:
                   1503: /* ARGSUSED */
                   1504: static int
                   1505: termp_d1_pre(DECL_ARGS)
                   1506: {
                   1507:
1.86      kristaps 1508:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1509:                return(1);
                   1510:        term_newln(p);
1.238     schwarze 1511:        p->offset += term_len(p, p->defindent + 1);
1.1       kristaps 1512:        return(1);
                   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: {
1.251     schwarze 1532:        size_t           width, rmargin = 0;
1.226     kristaps 1533:        int              pretty;
                   1534:
                   1535:        pretty = MDOC_SYNPRETTY & n->flags;
1.1       kristaps 1536:
1.143     kristaps 1537:        synopsis_pre(p, n);
1.139     kristaps 1538:
1.226     kristaps 1539:        if (NULL == (n = n->child))
                   1540:                return(0);
                   1541:
1.251     schwarze 1542:        if (pretty) {
                   1543:                width = term_len(p, 4);
                   1544:                rmargin = p->rmargin;
                   1545:                p->rmargin = p->offset + width;
                   1546:                p->flags |= TERMP_NOBREAK | TERMP_HANG;
                   1547:        }
                   1548:
1.226     kristaps 1549:        assert(MDOC_TEXT == n->type);
1.102     kristaps 1550:        term_fontpush(p, TERMFONT_BOLD);
1.226     kristaps 1551:        term_word(p, n->string);
1.102     kristaps 1552:        term_fontpop(p);
1.1       kristaps 1553:
1.251     schwarze 1554:        if (pretty) {
                   1555:                term_flushln(p);
                   1556:                p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
                   1557:                p->offset = p->rmargin;
                   1558:                p->rmargin = rmargin;
                   1559:        }
                   1560:
1.1       kristaps 1561:        p->flags |= TERMP_NOSPACE;
                   1562:        term_word(p, "(");
1.222     kristaps 1563:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1564:
1.226     kristaps 1565:        for (n = n->next; n; n = n->next) {
                   1566:                assert(MDOC_TEXT == n->type);
1.102     kristaps 1567:                term_fontpush(p, TERMFONT_UNDER);
1.226     kristaps 1568:                term_word(p, n->string);
1.102     kristaps 1569:                term_fontpop(p);
                   1570:
1.226     kristaps 1571:                if (n->next) {
1.222     kristaps 1572:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1573:                        term_word(p, ",");
1.222     kristaps 1574:                }
1.1       kristaps 1575:        }
                   1576:
1.222     kristaps 1577:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1578:        term_word(p, ")");
                   1579:
1.226     kristaps 1580:        if (pretty) {
1.222     kristaps 1581:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1582:                term_word(p, ";");
1.251     schwarze 1583:                term_flushln(p);
1.222     kristaps 1584:        }
1.1       kristaps 1585:
                   1586:        return(0);
                   1587: }
                   1588:
                   1589:
                   1590: /* ARGSUSED */
                   1591: static int
                   1592: termp_fa_pre(DECL_ARGS)
                   1593: {
1.86      kristaps 1594:        const struct mdoc_node  *nn;
1.1       kristaps 1595:
1.86      kristaps 1596:        if (n->parent->tok != MDOC_Fo) {
1.102     kristaps 1597:                term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1598:                return(1);
                   1599:        }
                   1600:
1.86      kristaps 1601:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1602:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1603:                term_word(p, nn->string);
1.102     kristaps 1604:                term_fontpop(p);
                   1605:
1.222     kristaps 1606:                if (nn->next) {
                   1607:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1608:                        term_word(p, ",");
1.222     kristaps 1609:                }
1.1       kristaps 1610:        }
                   1611:
1.222     kristaps 1612:        if (n->child && n->next && n->next->tok == MDOC_Fa) {
                   1613:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1614:                term_word(p, ",");
1.222     kristaps 1615:        }
1.1       kristaps 1616:
                   1617:        return(0);
                   1618: }
                   1619:
                   1620:
                   1621: /* ARGSUSED */
                   1622: static int
                   1623: termp_bd_pre(DECL_ARGS)
                   1624: {
1.179     kristaps 1625:        size_t                   tabwidth, rm, rmax;
1.244     schwarze 1626:        struct mdoc_node        *nn;
1.1       kristaps 1627:
1.86      kristaps 1628:        if (MDOC_BLOCK == n->type) {
1.151     kristaps 1629:                print_bvspace(p, n, n);
1.54      kristaps 1630:                return(1);
1.116     kristaps 1631:        } else if (MDOC_HEAD == n->type)
                   1632:                return(0);
1.1       kristaps 1633:
1.202     kristaps 1634:        if (n->norm->Bd.offs)
                   1635:                p->offset += a2offs(p, n->norm->Bd.offs);
1.85      kristaps 1636:
                   1637:        /*
                   1638:         * If -ragged or -filled are specified, the block does nothing
                   1639:         * but change the indentation.  If -unfilled or -literal are
                   1640:         * specified, text is printed exactly as entered in the display:
                   1641:         * for macro lines, a newline is appended to the line.  Blank
                   1642:         * lines are allowed.
                   1643:         */
1.60      kristaps 1644:
1.202     kristaps 1645:        if (DISP_literal != n->norm->Bd.type &&
                   1646:                        DISP_unfilled != n->norm->Bd.type)
1.1       kristaps 1647:                return(1);
                   1648:
1.129     schwarze 1649:        tabwidth = p->tabwidth;
1.208     kristaps 1650:        if (DISP_literal == n->norm->Bd.type)
                   1651:                p->tabwidth = term_len(p, 8);
                   1652:
1.119     kristaps 1653:        rm = p->rmargin;
                   1654:        rmax = p->maxrmargin;
1.120     kristaps 1655:        p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1656:
1.86      kristaps 1657:        for (nn = n->child; nn; nn = nn->next) {
1.245     schwarze 1658:                print_mdoc_node(p, pair, meta, nn);
1.190     kristaps 1659:                /*
                   1660:                 * If the printed node flushes its own line, then we
                   1661:                 * needn't do it here as well.  This is hacky, but the
                   1662:                 * notion of selective eoln whitespace is pretty dumb
                   1663:                 * anyway, so don't sweat it.
                   1664:                 */
                   1665:                switch (nn->tok) {
1.193     kristaps 1666:                case (MDOC_Sm):
                   1667:                        /* FALLTHROUGH */
1.190     kristaps 1668:                case (MDOC_br):
                   1669:                        /* FALLTHROUGH */
                   1670:                case (MDOC_sp):
                   1671:                        /* FALLTHROUGH */
                   1672:                case (MDOC_Bl):
1.196     kristaps 1673:                        /* FALLTHROUGH */
                   1674:                case (MDOC_D1):
                   1675:                        /* FALLTHROUGH */
                   1676:                case (MDOC_Dl):
1.190     kristaps 1677:                        /* FALLTHROUGH */
                   1678:                case (MDOC_Lp):
                   1679:                        /* FALLTHROUGH */
                   1680:                case (MDOC_Pp):
                   1681:                        continue;
                   1682:                default:
                   1683:                        break;
                   1684:                }
1.180     schwarze 1685:                if (nn->next && nn->next->line == nn->line)
                   1686:                        continue;
                   1687:                term_flushln(p);
                   1688:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1689:        }
1.147     kristaps 1690:
1.129     schwarze 1691:        p->tabwidth = tabwidth;
1.119     kristaps 1692:        p->rmargin = rm;
                   1693:        p->maxrmargin = rmax;
1.1       kristaps 1694:        return(0);
                   1695: }
                   1696:
                   1697:
                   1698: /* ARGSUSED */
                   1699: static void
                   1700: termp_bd_post(DECL_ARGS)
                   1701: {
1.119     kristaps 1702:        size_t           rm, rmax;
1.1       kristaps 1703:
1.86      kristaps 1704:        if (MDOC_BODY != n->type)
1.1       kristaps 1705:                return;
1.118     kristaps 1706:
1.119     kristaps 1707:        rm = p->rmargin;
                   1708:        rmax = p->maxrmargin;
1.118     kristaps 1709:
1.202     kristaps 1710:        if (DISP_literal == n->norm->Bd.type ||
                   1711:                        DISP_unfilled == n->norm->Bd.type)
1.120     kristaps 1712:                p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1713:
1.60      kristaps 1714:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1715:        term_newln(p);
1.118     kristaps 1716:
1.119     kristaps 1717:        p->rmargin = rm;
                   1718:        p->maxrmargin = rmax;
1.1       kristaps 1719: }
                   1720:
                   1721:
                   1722: /* ARGSUSED */
1.211     kristaps 1723: static int
                   1724: termp_bx_pre(DECL_ARGS)
1.1       kristaps 1725: {
                   1726:
1.211     kristaps 1727:        if (NULL != (n = n->child)) {
                   1728:                term_word(p, n->string);
                   1729:                p->flags |= TERMP_NOSPACE;
                   1730:                term_word(p, "BSD");
                   1731:        } else {
                   1732:                term_word(p, "BSD");
                   1733:                return(0);
                   1734:        }
                   1735:
                   1736:        if (NULL != (n = n->next)) {
                   1737:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1738:                term_word(p, "-");
1.1       kristaps 1739:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1740:                term_word(p, n->string);
1.211     kristaps 1741:        }
                   1742:
                   1743:        return(0);
1.1       kristaps 1744: }
                   1745:
                   1746:
                   1747: /* ARGSUSED */
                   1748: static int
1.26      kristaps 1749: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1750: {
1.26      kristaps 1751:        const char      *pp;
1.218     schwarze 1752:        int              flags;
1.1       kristaps 1753:
1.26      kristaps 1754:        pp = NULL;
1.86      kristaps 1755:        switch (n->tok) {
1.26      kristaps 1756:        case (MDOC_Bsx):
1.194     schwarze 1757:                pp = "BSD/OS";
1.26      kristaps 1758:                break;
                   1759:        case (MDOC_Dx):
1.100     kristaps 1760:                pp = "DragonFly";
1.26      kristaps 1761:                break;
                   1762:        case (MDOC_Fx):
                   1763:                pp = "FreeBSD";
                   1764:                break;
                   1765:        case (MDOC_Nx):
                   1766:                pp = "NetBSD";
                   1767:                break;
                   1768:        case (MDOC_Ox):
                   1769:                pp = "OpenBSD";
                   1770:                break;
                   1771:        case (MDOC_Ux):
                   1772:                pp = "UNIX";
                   1773:                break;
                   1774:        default:
1.246     schwarze 1775:                abort();
                   1776:                /* NOTREACHED */
1.26      kristaps 1777:        }
1.1       kristaps 1778:
1.26      kristaps 1779:        term_word(p, pp);
1.214     kristaps 1780:        if (n->child) {
1.218     schwarze 1781:                flags = p->flags;
1.214     kristaps 1782:                p->flags |= TERMP_KEEP;
                   1783:                term_word(p, n->child->string);
1.218     schwarze 1784:                p->flags = flags;
1.214     kristaps 1785:        }
                   1786:        return(0);
1.1       kristaps 1787: }
                   1788:
                   1789:
                   1790: /* ARGSUSED */
                   1791: static int
1.192     schwarze 1792: termp_igndelim_pre(DECL_ARGS)
1.1       kristaps 1793: {
                   1794:
                   1795:        p->flags |= TERMP_IGNDELIM;
                   1796:        return(1);
                   1797: }
                   1798:
                   1799:
                   1800: /* ARGSUSED */
                   1801: static void
                   1802: termp_pf_post(DECL_ARGS)
                   1803: {
                   1804:
                   1805:        p->flags |= TERMP_NOSPACE;
                   1806: }
                   1807:
                   1808:
                   1809: /* ARGSUSED */
                   1810: static int
                   1811: termp_ss_pre(DECL_ARGS)
                   1812: {
                   1813:
1.86      kristaps 1814:        switch (n->type) {
1.1       kristaps 1815:        case (MDOC_BLOCK):
                   1816:                term_newln(p);
1.86      kristaps 1817:                if (n->prev)
1.1       kristaps 1818:                        term_vspace(p);
                   1819:                break;
                   1820:        case (MDOC_HEAD):
1.102     kristaps 1821:                term_fontpush(p, TERMFONT_BOLD);
1.238     schwarze 1822:                p->offset = term_len(p, (p->defindent+1)/2);
1.1       kristaps 1823:                break;
                   1824:        default:
                   1825:                break;
                   1826:        }
                   1827:
                   1828:        return(1);
                   1829: }
                   1830:
                   1831:
                   1832: /* ARGSUSED */
                   1833: static void
                   1834: termp_ss_post(DECL_ARGS)
                   1835: {
                   1836:
1.86      kristaps 1837:        if (MDOC_HEAD == n->type)
1.1       kristaps 1838:                term_newln(p);
                   1839: }
                   1840:
                   1841:
                   1842: /* ARGSUSED */
                   1843: static int
                   1844: termp_cd_pre(DECL_ARGS)
                   1845: {
                   1846:
1.143     kristaps 1847:        synopsis_pre(p, n);
1.102     kristaps 1848:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1849:        return(1);
                   1850: }
                   1851:
                   1852:
                   1853: /* ARGSUSED */
                   1854: static int
                   1855: termp_in_pre(DECL_ARGS)
                   1856: {
1.142     schwarze 1857:
1.143     kristaps 1858:        synopsis_pre(p, n);
1.1       kristaps 1859:
1.160     kristaps 1860:        if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138     kristaps 1861:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1862:                term_word(p, "#include");
1.138     kristaps 1863:                term_word(p, "<");
                   1864:        } else {
                   1865:                term_word(p, "<");
                   1866:                term_fontpush(p, TERMFONT_UNDER);
                   1867:        }
1.22      kristaps 1868:
1.1       kristaps 1869:        p->flags |= TERMP_NOSPACE;
                   1870:        return(1);
                   1871: }
                   1872:
                   1873:
                   1874: /* ARGSUSED */
                   1875: static void
                   1876: termp_in_post(DECL_ARGS)
                   1877: {
                   1878:
1.160     kristaps 1879:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1880:                term_fontpush(p, TERMFONT_BOLD);
                   1881:
1.79      kristaps 1882:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1883:        term_word(p, ">");
                   1884:
1.160     kristaps 1885:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1886:                term_fontpop(p);
1.1       kristaps 1887: }
                   1888:
                   1889:
                   1890: /* ARGSUSED */
                   1891: static int
1.45      kristaps 1892: termp_sp_pre(DECL_ARGS)
                   1893: {
1.91      kristaps 1894:        size_t           i, len;
1.45      kristaps 1895:
1.86      kristaps 1896:        switch (n->tok) {
1.76      kristaps 1897:        case (MDOC_sp):
1.157     kristaps 1898:                len = n->child ? a2height(p, n->child->string) : 1;
1.76      kristaps 1899:                break;
                   1900:        case (MDOC_br):
                   1901:                len = 0;
                   1902:                break;
                   1903:        default:
                   1904:                len = 1;
                   1905:                break;
1.45      kristaps 1906:        }
                   1907:
                   1908:        if (0 == len)
                   1909:                term_newln(p);
                   1910:        for (i = 0; i < len; i++)
                   1911:                term_vspace(p);
                   1912:
                   1913:        return(0);
                   1914: }
                   1915:
                   1916:
1.189     kristaps 1917: /* ARGSUSED */
1.45      kristaps 1918: static int
1.188     kristaps 1919: termp_quote_pre(DECL_ARGS)
1.1       kristaps 1920: {
                   1921:
1.203     kristaps 1922:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1923:                return(1);
                   1924:
1.188     kristaps 1925:        switch (n->tok) {
                   1926:        case (MDOC_Ao):
                   1927:                /* FALLTHROUGH */
                   1928:        case (MDOC_Aq):
                   1929:                term_word(p, "<");
                   1930:                break;
                   1931:        case (MDOC_Bro):
                   1932:                /* FALLTHROUGH */
                   1933:        case (MDOC_Brq):
                   1934:                term_word(p, "{");
                   1935:                break;
                   1936:        case (MDOC_Oo):
                   1937:                /* FALLTHROUGH */
                   1938:        case (MDOC_Op):
                   1939:                /* FALLTHROUGH */
                   1940:        case (MDOC_Bo):
                   1941:                /* FALLTHROUGH */
                   1942:        case (MDOC_Bq):
                   1943:                term_word(p, "[");
                   1944:                break;
                   1945:        case (MDOC_Do):
                   1946:                /* FALLTHROUGH */
                   1947:        case (MDOC_Dq):
1.249     schwarze 1948:                term_word(p, "\\(lq");
1.188     kristaps 1949:                break;
1.237     schwarze 1950:        case (MDOC_Eo):
                   1951:                break;
1.188     kristaps 1952:        case (MDOC_Po):
                   1953:                /* FALLTHROUGH */
                   1954:        case (MDOC_Pq):
                   1955:                term_word(p, "(");
                   1956:                break;
1.205     kristaps 1957:        case (MDOC__T):
                   1958:                /* FALLTHROUGH */
1.188     kristaps 1959:        case (MDOC_Qo):
                   1960:                /* FALLTHROUGH */
                   1961:        case (MDOC_Qq):
                   1962:                term_word(p, "\"");
                   1963:                break;
                   1964:        case (MDOC_Ql):
                   1965:                /* FALLTHROUGH */
                   1966:        case (MDOC_So):
                   1967:                /* FALLTHROUGH */
                   1968:        case (MDOC_Sq):
1.249     schwarze 1969:                term_word(p, "\\(oq");
1.188     kristaps 1970:                break;
                   1971:        default:
                   1972:                abort();
                   1973:                /* NOTREACHED */
                   1974:        }
1.1       kristaps 1975:
                   1976:        p->flags |= TERMP_NOSPACE;
                   1977:        return(1);
                   1978: }
                   1979:
                   1980:
1.189     kristaps 1981: /* ARGSUSED */
1.1       kristaps 1982: static void
1.188     kristaps 1983: termp_quote_post(DECL_ARGS)
1.1       kristaps 1984: {
                   1985:
1.203     kristaps 1986:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1987:                return;
                   1988:
                   1989:        p->flags |= TERMP_NOSPACE;
                   1990:
1.188     kristaps 1991:        switch (n->tok) {
                   1992:        case (MDOC_Ao):
                   1993:                /* FALLTHROUGH */
                   1994:        case (MDOC_Aq):
                   1995:                term_word(p, ">");
                   1996:                break;
                   1997:        case (MDOC_Bro):
                   1998:                /* FALLTHROUGH */
                   1999:        case (MDOC_Brq):
                   2000:                term_word(p, "}");
                   2001:                break;
                   2002:        case (MDOC_Oo):
                   2003:                /* FALLTHROUGH */
                   2004:        case (MDOC_Op):
                   2005:                /* FALLTHROUGH */
                   2006:        case (MDOC_Bo):
                   2007:                /* FALLTHROUGH */
                   2008:        case (MDOC_Bq):
                   2009:                term_word(p, "]");
                   2010:                break;
                   2011:        case (MDOC_Do):
                   2012:                /* FALLTHROUGH */
                   2013:        case (MDOC_Dq):
1.249     schwarze 2014:                term_word(p, "\\(rq");
1.237     schwarze 2015:                break;
                   2016:        case (MDOC_Eo):
1.188     kristaps 2017:                break;
                   2018:        case (MDOC_Po):
                   2019:                /* FALLTHROUGH */
                   2020:        case (MDOC_Pq):
                   2021:                term_word(p, ")");
                   2022:                break;
1.205     kristaps 2023:        case (MDOC__T):
                   2024:                /* FALLTHROUGH */
1.188     kristaps 2025:        case (MDOC_Qo):
                   2026:                /* FALLTHROUGH */
                   2027:        case (MDOC_Qq):
                   2028:                term_word(p, "\"");
                   2029:                break;
                   2030:        case (MDOC_Ql):
                   2031:                /* FALLTHROUGH */
                   2032:        case (MDOC_So):
                   2033:                /* FALLTHROUGH */
                   2034:        case (MDOC_Sq):
1.249     schwarze 2035:                term_word(p, "\\(cq");
1.188     kristaps 2036:                break;
                   2037:        default:
                   2038:                abort();
                   2039:                /* NOTREACHED */
                   2040:        }
1.1       kristaps 2041: }
                   2042:
                   2043:
                   2044: /* ARGSUSED */
                   2045: static int
                   2046: termp_fo_pre(DECL_ARGS)
                   2047: {
                   2048:
1.141     kristaps 2049:        if (MDOC_BLOCK == n->type) {
1.143     kristaps 2050:                synopsis_pre(p, n);
1.141     kristaps 2051:                return(1);
                   2052:        } else if (MDOC_BODY == n->type) {
1.33      kristaps 2053:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2054:                term_word(p, "(");
1.222     kristaps 2055:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2056:                return(1);
1.141     kristaps 2057:        }
                   2058:
1.169     kristaps 2059:        if (NULL == n->child)
                   2060:                return(0);
                   2061:
1.141     kristaps 2062:        /* XXX: we drop non-initial arguments as per groff. */
1.1       kristaps 2063:
1.141     kristaps 2064:        assert(n->child->string);
1.102     kristaps 2065:        term_fontpush(p, TERMFONT_BOLD);
1.141     kristaps 2066:        term_word(p, n->child->string);
1.1       kristaps 2067:        return(0);
                   2068: }
                   2069:
                   2070:
                   2071: /* ARGSUSED */
                   2072: static void
                   2073: termp_fo_post(DECL_ARGS)
                   2074: {
                   2075:
1.143     kristaps 2076:        if (MDOC_BODY != n->type)
                   2077:                return;
                   2078:
1.222     kristaps 2079:        p->flags |= TERMP_NOSPACE;
1.143     kristaps 2080:        term_word(p, ")");
                   2081:
1.222     kristaps 2082:        if (MDOC_SYNPRETTY & n->flags) {
                   2083:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 2084:                term_word(p, ";");
1.222     kristaps 2085:        }
1.1       kristaps 2086: }
                   2087:
                   2088:
                   2089: /* ARGSUSED */
                   2090: static int
                   2091: termp_bf_pre(DECL_ARGS)
                   2092: {
                   2093:
1.86      kristaps 2094:        if (MDOC_HEAD == n->type)
1.1       kristaps 2095:                return(0);
1.244     schwarze 2096:        else if (MDOC_BODY != n->type)
1.1       kristaps 2097:                return(1);
                   2098:
1.202     kristaps 2099:        if (FONT_Em == n->norm->Bf.font)
1.102     kristaps 2100:                term_fontpush(p, TERMFONT_UNDER);
1.202     kristaps 2101:        else if (FONT_Sy == n->norm->Bf.font)
1.102     kristaps 2102:                term_fontpush(p, TERMFONT_BOLD);
1.167     kristaps 2103:        else
1.102     kristaps 2104:                term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2105:
                   2106:        return(1);
                   2107: }
                   2108:
                   2109:
                   2110: /* ARGSUSED */
                   2111: static int
                   2112: termp_sm_pre(DECL_ARGS)
                   2113: {
                   2114:
1.86      kristaps 2115:        assert(n->child && MDOC_TEXT == n->child->type);
1.174     schwarze 2116:        if (0 == strcmp("on", n->child->string)) {
                   2117:                if (p->col)
                   2118:                        p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 2119:                p->flags &= ~TERMP_NONOSPACE;
1.174     schwarze 2120:        } else
1.1       kristaps 2121:                p->flags |= TERMP_NONOSPACE;
                   2122:
                   2123:        return(0);
                   2124: }
                   2125:
                   2126:
                   2127: /* ARGSUSED */
                   2128: static int
                   2129: termp_ap_pre(DECL_ARGS)
                   2130: {
                   2131:
                   2132:        p->flags |= TERMP_NOSPACE;
1.188     kristaps 2133:        term_word(p, "'");
1.1       kristaps 2134:        p->flags |= TERMP_NOSPACE;
                   2135:        return(1);
                   2136: }
                   2137:
                   2138:
                   2139: /* ARGSUSED */
                   2140: static void
                   2141: termp____post(DECL_ARGS)
                   2142: {
1.184     kristaps 2143:
                   2144:        /*
                   2145:         * Handle lists of authors.  In general, print each followed by
                   2146:         * a comma.  Don't print the comma if there are only two
                   2147:         * authors.
                   2148:         */
                   2149:        if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
                   2150:                if (NULL == n->next->next || MDOC__A != n->next->next->tok)
                   2151:                        if (NULL == n->prev || MDOC__A != n->prev->tok)
                   2152:                                return;
1.1       kristaps 2153:
1.95      kristaps 2154:        /* TODO: %U. */
                   2155:
1.187     kristaps 2156:        if (NULL == n->parent || MDOC_Rs != n->parent->tok)
                   2157:                return;
                   2158:
1.222     kristaps 2159:        p->flags |= TERMP_NOSPACE;
1.186     kristaps 2160:        if (NULL == n->next) {
                   2161:                term_word(p, ".");
                   2162:                p->flags |= TERMP_SENTENCE;
                   2163:        } else
                   2164:                term_word(p, ",");
1.1       kristaps 2165: }
                   2166:
                   2167:
                   2168: /* ARGSUSED */
                   2169: static int
1.102     kristaps 2170: termp_li_pre(DECL_ARGS)
                   2171: {
                   2172:
                   2173:        term_fontpush(p, TERMFONT_NONE);
                   2174:        return(1);
                   2175: }
                   2176:
                   2177:
                   2178: /* ARGSUSED */
                   2179: static int
1.1       kristaps 2180: termp_lk_pre(DECL_ARGS)
                   2181: {
1.240     schwarze 2182:        const struct mdoc_node *link, *descr;
1.1       kristaps 2183:
1.240     schwarze 2184:        if (NULL == (link = n->child))
                   2185:                return(0);
1.181     kristaps 2186:
1.240     schwarze 2187:        if (NULL != (descr = link->next)) {
                   2188:                term_fontpush(p, TERMFONT_UNDER);
                   2189:                while (NULL != descr) {
                   2190:                        term_word(p, descr->string);
                   2191:                        descr = descr->next;
                   2192:                }
                   2193:                p->flags |= TERMP_NOSPACE;
                   2194:                term_word(p, ":");
                   2195:                term_fontpop(p);
                   2196:        }
1.1       kristaps 2197:
1.102     kristaps 2198:        term_fontpush(p, TERMFONT_BOLD);
1.240     schwarze 2199:        term_word(p, link->string);
1.102     kristaps 2200:        term_fontpop(p);
1.12      kristaps 2201:
1.1       kristaps 2202:        return(0);
                   2203: }
                   2204:
1.159     schwarze 2205:
                   2206: /* ARGSUSED */
                   2207: static int
                   2208: termp_bk_pre(DECL_ARGS)
                   2209: {
                   2210:
1.161     schwarze 2211:        switch (n->type) {
                   2212:        case (MDOC_BLOCK):
1.166     kristaps 2213:                break;
1.161     schwarze 2214:        case (MDOC_HEAD):
                   2215:                return(0);
                   2216:        case (MDOC_BODY):
1.200     schwarze 2217:                if (n->parent->args || 0 == n->prev->nchild)
                   2218:                        p->flags |= TERMP_PREKEEP;
1.166     kristaps 2219:                break;
1.161     schwarze 2220:        default:
                   2221:                abort();
1.166     kristaps 2222:                /* NOTREACHED */
1.161     schwarze 2223:        }
1.166     kristaps 2224:
                   2225:        return(1);
1.159     schwarze 2226: }
                   2227:
                   2228:
                   2229: /* ARGSUSED */
                   2230: static void
                   2231: termp_bk_post(DECL_ARGS)
                   2232: {
                   2233:
1.253   ! schwarze 2234:        if (MDOC_BODY == n->type)
1.161     schwarze 2235:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203     kristaps 2236: }
                   2237:
                   2238: /* ARGSUSED */
                   2239: static void
                   2240: termp__t_post(DECL_ARGS)
                   2241: {
                   2242:
                   2243:        /*
                   2244:         * If we're in an `Rs' and there's a journal present, then quote
                   2245:         * us instead of underlining us (for disambiguation).
                   2246:         */
1.217     schwarze 2247:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2248:                        n->parent->norm->Rs.quote_T)
1.245     schwarze 2249:                termp_quote_post(p, pair, meta, n);
1.203     kristaps 2250:
1.245     schwarze 2251:        termp____post(p, pair, meta, n);
1.203     kristaps 2252: }
                   2253:
                   2254: /* ARGSUSED */
                   2255: static int
                   2256: termp__t_pre(DECL_ARGS)
                   2257: {
                   2258:
                   2259:        /*
                   2260:         * If we're in an `Rs' and there's a journal present, then quote
                   2261:         * us instead of underlining us (for disambiguation).
                   2262:         */
                   2263:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2264:                        n->parent->norm->Rs.quote_T)
1.245     schwarze 2265:                return(termp_quote_pre(p, pair, meta, n));
1.203     kristaps 2266:
                   2267:        term_fontpush(p, TERMFONT_UNDER);
                   2268:        return(1);
1.159     schwarze 2269: }
1.1       kristaps 2270:
                   2271: /* ARGSUSED */
                   2272: static int
1.69      kristaps 2273: termp_under_pre(DECL_ARGS)
1.1       kristaps 2274: {
                   2275:
1.102     kristaps 2276:        term_fontpush(p, TERMFONT_UNDER);
1.84      kristaps 2277:        return(1);
                   2278: }

CVSweb