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Annotation of mandoc/mdoc_term.c, Revision 1.380

1.380   ! schwarze    1: /* $Id: mdoc_term.c,v 1.379 2020/03/13 15:32:28 schwarze Exp $ */
1.1       kristaps    2: /*
1.379     schwarze    3:  * Copyright (c) 2010, 2012-2020 Ingo Schwarze <schwarze@openbsd.org>
1.217     schwarze    4:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.256     schwarze    5:  * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1       kristaps    6:  *
                      7:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    8:  * purpose with or without fee is hereby granted, provided that the above
                      9:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps   10:  *
1.314     schwarze   11:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.6       kristaps   12:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.314     schwarze   13:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.6       kristaps   14:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     15:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     16:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     17:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.379     schwarze   18:  *
                     19:  * Plain text formatter for mdoc(7), used by mandoc(1)
                     20:  * for ASCII, UTF-8, PostScript, and PDF output.
1.1       kristaps   21:  */
1.107     kristaps   22: #include "config.h"
                     23:
1.1       kristaps   24: #include <sys/types.h>
                     25:
                     26: #include <assert.h>
                     27: #include <ctype.h>
1.302     schwarze   28: #include <limits.h>
1.118     kristaps   29: #include <stdint.h>
1.1       kristaps   30: #include <stdio.h>
                     31: #include <stdlib.h>
                     32: #include <string.h>
                     33:
1.314     schwarze   34: #include "mandoc_aux.h"
                     35: #include "roff.h"
                     36: #include "mdoc.h"
1.92      kristaps   37: #include "out.h"
1.1       kristaps   38: #include "term.h"
1.379     schwarze   39: #include "term_tag.h"
1.89      kristaps   40: #include "main.h"
1.1       kristaps   41:
                     42: struct termpair {
                     43:        struct termpair  *ppair;
1.31      kristaps   44:        int               count;
1.1       kristaps   45: };
                     46:
1.31      kristaps   47: #define        DECL_ARGS struct termp *p, \
                     48:                  struct termpair *pair, \
1.316     schwarze   49:                  const struct roff_meta *meta, \
1.315     schwarze   50:                  struct roff_node *n
1.1       kristaps   51:
1.368     schwarze   52: struct mdoc_term_act {
1.1       kristaps   53:        int     (*pre)(DECL_ARGS);
                     54:        void    (*post)(DECL_ARGS);
                     55: };
                     56:
1.302     schwarze   57: static int       a2width(const struct termp *, const char *);
1.96      kristaps   58:
                     59: static void      print_bvspace(struct termp *,
1.377     schwarze   60:                        struct roff_node *, struct roff_node *);
1.264     schwarze   61: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   62: static void      print_mdoc_nodelist(DECL_ARGS);
1.316     schwarze   63: static void      print_mdoc_head(struct termp *, const struct roff_meta *);
                     64: static void      print_mdoc_foot(struct termp *, const struct roff_meta *);
1.377     schwarze   65: static void      synopsis_pre(struct termp *, struct roff_node *);
1.96      kristaps   66:
1.31      kristaps   67: static void      termp____post(DECL_ARGS);
1.203     kristaps   68: static void      termp__t_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);
1.306     schwarze   72: static void      termp_eo_post(DECL_ARGS);
1.241     schwarze   73: static void      termp_fd_post(DECL_ARGS);
1.31      kristaps   74: static void      termp_fo_post(DECL_ARGS);
                     75: static void      termp_in_post(DECL_ARGS);
                     76: static void      termp_it_post(DECL_ARGS);
                     77: static void      termp_lb_post(DECL_ARGS);
1.164     schwarze   78: static void      termp_nm_post(DECL_ARGS);
1.31      kristaps   79: static void      termp_pf_post(DECL_ARGS);
1.188     kristaps   80: static void      termp_quote_post(DECL_ARGS);
1.31      kristaps   81: static void      termp_sh_post(DECL_ARGS);
                     82: static void      termp_ss_post(DECL_ARGS);
1.339     schwarze   83: static void      termp_xx_post(DECL_ARGS);
1.31      kristaps   84:
1.184     kristaps   85: static int       termp__a_pre(DECL_ARGS);
1.203     kristaps   86: static int       termp__t_pre(DECL_ARGS);
1.369     schwarze   87: static int       termp_abort_pre(DECL_ARGS);
1.61      kristaps   88: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   89: static int       termp_ap_pre(DECL_ARGS);
                     90: static int       termp_bd_pre(DECL_ARGS);
                     91: static int       termp_bf_pre(DECL_ARGS);
1.159     schwarze   92: static int       termp_bk_pre(DECL_ARGS);
1.115     kristaps   93: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps   94: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps   95: static int       termp_d1_pre(DECL_ARGS);
1.306     schwarze   96: static int       termp_eo_pre(DECL_ARGS);
1.31      kristaps   97: static int       termp_ex_pre(DECL_ARGS);
                     98: static int       termp_fa_pre(DECL_ARGS);
1.188     kristaps   99: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps  100: static int       termp_fl_pre(DECL_ARGS);
                    101: static int       termp_fn_pre(DECL_ARGS);
                    102: static int       termp_fo_pre(DECL_ARGS);
                    103: static int       termp_ft_pre(DECL_ARGS);
                    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_sh_pre(DECL_ARGS);
1.294     schwarze  114: static int       termp_skip_pre(DECL_ARGS);
1.31      kristaps  115: static int       termp_sm_pre(DECL_ARGS);
1.355     schwarze  116: static int       termp_pp_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);
1.110     kristaps  119: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  120: static int       termp_xr_pre(DECL_ARGS);
                    121: static int       termp_xx_pre(DECL_ARGS);
                    122:
1.368     schwarze  123: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1       kristaps  124:        { NULL, NULL }, /* Dd */
                    125:        { NULL, NULL }, /* Dt */
                    126:        { NULL, NULL }, /* Os */
                    127:        { termp_sh_pre, termp_sh_post }, /* Sh */
1.264     schwarze  128:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.355     schwarze  129:        { termp_pp_pre, NULL }, /* Pp */
1.241     schwarze  130:        { termp_d1_pre, termp_bl_post }, /* D1 */
                    131:        { termp_d1_pre, termp_bl_post }, /* Dl */
1.1       kristaps  132:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    133:        { NULL, NULL }, /* Ed */
1.115     kristaps  134:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  135:        { NULL, NULL }, /* El */
                    136:        { termp_it_pre, termp_it_post }, /* It */
1.264     schwarze  137:        { termp_under_pre, NULL }, /* Ad */
1.282     schwarze  138:        { termp_an_pre, NULL }, /* An */
1.350     schwarze  139:        { termp_ap_pre, NULL }, /* Ap */
1.69      kristaps  140:        { termp_under_pre, NULL }, /* Ar */
1.379     schwarze  141:        { termp_fd_pre, NULL }, /* Cd */
1.69      kristaps  142:        { termp_bold_pre, NULL }, /* Cm */
1.325     schwarze  143:        { termp_li_pre, NULL }, /* Dv */
1.379     schwarze  144:        { NULL, NULL }, /* Er */
                    145:        { NULL, NULL }, /* Ev */
1.1       kristaps  146:        { termp_ex_pre, NULL }, /* Ex */
1.264     schwarze  147:        { termp_fa_pre, NULL }, /* Fa */
                    148:        { termp_fd_pre, termp_fd_post }, /* Fd */
1.1       kristaps  149:        { termp_fl_pre, NULL }, /* Fl */
1.264     schwarze  150:        { termp_fn_pre, NULL }, /* Fn */
                    151:        { termp_ft_pre, NULL }, /* Ft */
                    152:        { termp_bold_pre, NULL }, /* Ic */
                    153:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  154:        { termp_li_pre, NULL }, /* Li */
1.264     schwarze  155:        { termp_nd_pre, NULL }, /* Nd */
                    156:        { termp_nm_pre, termp_nm_post }, /* Nm */
1.188     kristaps  157:        { termp_quote_pre, termp_quote_post }, /* Op */
1.369     schwarze  158:        { termp_abort_pre, NULL }, /* Ot */
1.69      kristaps  159:        { termp_under_pre, NULL }, /* Pa */
1.341     schwarze  160:        { termp_ex_pre, NULL }, /* Rv */
1.264     schwarze  161:        { NULL, NULL }, /* St */
1.69      kristaps  162:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  163:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  164:        { termp_xr_pre, NULL }, /* Xr */
1.184     kristaps  165:        { termp__a_pre, termp____post }, /* %A */
1.84      kristaps  166:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  167:        { NULL, termp____post }, /* %D */
1.84      kristaps  168:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  169:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  170:        { NULL, termp____post }, /* %N */
                    171:        { NULL, termp____post }, /* %O */
                    172:        { NULL, termp____post }, /* %P */
                    173:        { NULL, termp____post }, /* %R */
1.203     kristaps  174:        { termp__t_pre, termp__t_post }, /* %T */
1.1       kristaps  175:        { NULL, termp____post }, /* %V */
                    176:        { NULL, NULL }, /* Ac */
1.188     kristaps  177:        { termp_quote_pre, termp_quote_post }, /* Ao */
                    178:        { termp_quote_pre, termp_quote_post }, /* Aq */
1.35      kristaps  179:        { NULL, NULL }, /* At */
1.1       kristaps  180:        { NULL, NULL }, /* Bc */
1.264     schwarze  181:        { termp_bf_pre, NULL }, /* Bf */
1.188     kristaps  182:        { termp_quote_pre, termp_quote_post }, /* Bo */
                    183:        { termp_quote_pre, termp_quote_post }, /* Bq */
1.339     schwarze  184:        { termp_xx_pre, termp_xx_post }, /* Bsx */
1.340     schwarze  185:        { NULL, NULL }, /* Bx */
1.294     schwarze  186:        { termp_skip_pre, NULL }, /* Db */
1.1       kristaps  187:        { NULL, NULL }, /* Dc */
1.188     kristaps  188:        { termp_quote_pre, termp_quote_post }, /* Do */
                    189:        { termp_quote_pre, termp_quote_post }, /* Dq */
1.112     kristaps  190:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  191:        { NULL, NULL }, /* Ef */
1.379     schwarze  192:        { termp_under_pre, NULL }, /* Em */
1.306     schwarze  193:        { termp_eo_pre, termp_eo_post }, /* Eo */
1.339     schwarze  194:        { termp_xx_pre, termp_xx_post }, /* Fx */
1.176     kristaps  195:        { termp_bold_pre, NULL }, /* Ms */
1.290     schwarze  196:        { termp_li_pre, NULL }, /* No */
1.1       kristaps  197:        { termp_ns_pre, NULL }, /* Ns */
1.339     schwarze  198:        { termp_xx_pre, termp_xx_post }, /* Nx */
                    199:        { termp_xx_pre, termp_xx_post }, /* Ox */
1.1       kristaps  200:        { NULL, NULL }, /* Pc */
1.254     schwarze  201:        { NULL, termp_pf_post }, /* Pf */
1.188     kristaps  202:        { termp_quote_pre, termp_quote_post }, /* Po */
                    203:        { termp_quote_pre, termp_quote_post }, /* Pq */
1.1       kristaps  204:        { NULL, NULL }, /* Qc */
1.188     kristaps  205:        { termp_quote_pre, termp_quote_post }, /* Ql */
                    206:        { termp_quote_pre, termp_quote_post }, /* Qo */
                    207:        { termp_quote_pre, termp_quote_post }, /* Qq */
1.1       kristaps  208:        { NULL, NULL }, /* Re */
                    209:        { termp_rs_pre, NULL }, /* Rs */
                    210:        { NULL, NULL }, /* Sc */
1.188     kristaps  211:        { termp_quote_pre, termp_quote_post }, /* So */
                    212:        { termp_quote_pre, termp_quote_post }, /* Sq */
1.1       kristaps  213:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  214:        { termp_under_pre, NULL }, /* Sx */
1.379     schwarze  215:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  216:        { NULL, NULL }, /* Tn */
1.339     schwarze  217:        { termp_xx_pre, termp_xx_post }, /* Ux */
1.1       kristaps  218:        { NULL, NULL }, /* Xc */
                    219:        { NULL, NULL }, /* Xo */
1.264     schwarze  220:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    221:        { NULL, NULL }, /* Fc */
1.188     kristaps  222:        { termp_quote_pre, termp_quote_post }, /* Oo */
1.1       kristaps  223:        { NULL, NULL }, /* Oc */
1.159     schwarze  224:        { termp_bk_pre, termp_bk_post }, /* Bk */
1.1       kristaps  225:        { NULL, NULL }, /* Ek */
1.341     schwarze  226:        { NULL, NULL }, /* Bt */
1.1       kristaps  227:        { NULL, NULL }, /* Hf */
1.268     schwarze  228:        { termp_under_pre, NULL }, /* Fr */
1.341     schwarze  229:        { NULL, NULL }, /* Ud */
1.37      kristaps  230:        { NULL, termp_lb_post }, /* Lb */
1.369     schwarze  231:        { termp_abort_pre, NULL }, /* Lp */
1.264     schwarze  232:        { termp_lk_pre, NULL }, /* Lk */
                    233:        { termp_under_pre, NULL }, /* Mt */
                    234:        { termp_quote_pre, termp_quote_post }, /* Brq */
                    235:        { termp_quote_pre, termp_quote_post }, /* Bro */
                    236:        { NULL, NULL }, /* Brc */
                    237:        { NULL, termp____post }, /* %C */
1.294     schwarze  238:        { termp_skip_pre, NULL }, /* Es */
1.268     schwarze  239:        { termp_quote_pre, termp_quote_post }, /* En */
1.339     schwarze  240:        { termp_xx_pre, termp_xx_post }, /* Dx */
1.264     schwarze  241:        { NULL, termp____post }, /* %Q */
                    242:        { NULL, termp____post }, /* %U */
                    243:        { NULL, NULL }, /* Ta */
1.378     schwarze  244:        { termp_skip_pre, NULL }, /* Tg */
1.1       kristaps  245: };
                    246:
1.350     schwarze  247:
1.70      kristaps  248: void
1.371     schwarze  249: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1       kristaps  250: {
1.374     schwarze  251:        struct roff_node        *n, *nn;
1.89      kristaps  252:        struct termp            *p;
1.342     schwarze  253:        size_t                   save_defindent;
1.89      kristaps  254:
                    255:        p = (struct termp *)arg;
1.362     schwarze  256:        p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.356     schwarze  257:        term_tab_set(p, NULL);
                    258:        term_tab_set(p, "T");
                    259:        term_tab_set(p, ".5i");
1.70      kristaps  260:
1.319     schwarze  261:        n = mdoc->first->child;
1.281     schwarze  262:        if (p->synopsisonly) {
1.374     schwarze  263:                for (nn = NULL; n != NULL; n = n->next) {
                    264:                        if (n->tok != MDOC_Sh)
                    265:                                continue;
                    266:                        if (n->sec == SEC_SYNOPSIS)
1.281     schwarze  267:                                break;
1.374     schwarze  268:                        if (nn == NULL && n->sec == SEC_NAME)
                    269:                                nn = n;
1.281     schwarze  270:                }
1.374     schwarze  271:                if (n == NULL)
                    272:                        n = nn;
                    273:                p->flags |= TERMP_NOSPACE;
                    274:                if (n != NULL && (n = n->child->next->child) != NULL)
                    275:                        print_mdoc_nodelist(p, NULL, mdoc, n);
                    276:                term_newln(p);
1.281     schwarze  277:        } else {
1.342     schwarze  278:                save_defindent = p->defindent;
1.281     schwarze  279:                if (p->defindent == 0)
                    280:                        p->defindent = 5;
1.371     schwarze  281:                term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.367     schwarze  282:                while (n != NULL &&
                    283:                    (n->type == ROFFT_COMMENT ||
                    284:                     n->flags & NODE_NOPRT))
1.337     schwarze  285:                        n = n->next;
1.281     schwarze  286:                if (n != NULL) {
                    287:                        if (n->tok != MDOC_Sh)
                    288:                                term_vspace(p);
1.371     schwarze  289:                        print_mdoc_nodelist(p, NULL, mdoc, n);
1.281     schwarze  290:                }
                    291:                term_end(p);
1.342     schwarze  292:                p->defindent = save_defindent;
1.271     schwarze  293:        }
1.1       kristaps  294: }
                    295:
1.3       kristaps  296: static void
1.102     kristaps  297: print_mdoc_nodelist(DECL_ARGS)
1.1       kristaps  298: {
1.304     schwarze  299:        while (n != NULL) {
                    300:                print_mdoc_node(p, pair, meta, n);
                    301:                n = n->next;
                    302:        }
1.1       kristaps  303: }
                    304:
1.3       kristaps  305: static void
1.102     kristaps  306: print_mdoc_node(DECL_ARGS)
1.1       kristaps  307: {
1.368     schwarze  308:        const struct mdoc_term_act *act;
1.1       kristaps  309:        struct termpair  npair;
1.30      kristaps  310:        size_t           offset, rmargin;
1.368     schwarze  311:        int              chld;
1.1       kristaps  312:
1.372     schwarze  313:        /*
                    314:         * In no-fill mode, break the output line at the beginning
                    315:         * of new input lines except after \c, and nowhere else.
                    316:         */
                    317:
                    318:        if (n->flags & NODE_NOFILL) {
                    319:                if (n->flags & NODE_LINE &&
                    320:                    (p->flags & TERMP_NONEWLINE) == 0)
                    321:                        term_newln(p);
                    322:                p->flags |= TERMP_BRNEVER;
                    323:        } else
                    324:                p->flags &= ~TERMP_BRNEVER;
                    325:
1.367     schwarze  326:        if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.337     schwarze  327:                return;
                    328:
1.70      kristaps  329:        chld = 1;
1.362     schwarze  330:        offset = p->tcol->offset;
                    331:        rmargin = p->tcol->rmargin;
1.338     schwarze  332:        n->flags &= ~NODE_ENDED;
1.305     schwarze  333:        n->prev_font = p->fonti;
1.29      kristaps  334:
1.97      kristaps  335:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  336:        npair.ppair = pair;
1.172     kristaps  337:
1.380   ! schwarze  338:        if (n->flags & NODE_ID && n->tok != MDOC_Pp &&
        !           339:            (n->tok != MDOC_It || n->type != ROFFT_BLOCK))
1.379     schwarze  340:                term_tag_write(n, p->line);
1.378     schwarze  341:
1.172     kristaps  342:        /*
                    343:         * Keeps only work until the end of a line.  If a keep was
                    344:         * invoked in a prior line, revert it to PREKEEP.
                    345:         */
                    346:
1.338     schwarze  347:        if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.307     schwarze  348:                p->flags &= ~TERMP_KEEP;
                    349:                p->flags |= TERMP_PREKEEP;
1.172     kristaps  350:        }
1.197     schwarze  351:
                    352:        /*
1.217     schwarze  353:         * After the keep flags have been set up, we may now
                    354:         * produce output.  Note that some pre-handlers do so.
                    355:         */
                    356:
1.373     schwarze  357:        act = NULL;
1.217     schwarze  358:        switch (n->type) {
1.314     schwarze  359:        case ROFFT_TEXT:
1.372     schwarze  360:                if (n->flags & NODE_LINE) {
                    361:                        switch (*n->string) {
                    362:                        case '\0':
                    363:                                if (p->flags & TERMP_NONEWLINE)
                    364:                                        term_newln(p);
                    365:                                else
                    366:                                        term_vspace(p);
                    367:                                return;
                    368:                        case ' ':
                    369:                                if ((p->flags & TERMP_NONEWLINE) == 0)
                    370:                                        term_newln(p);
                    371:                                break;
                    372:                        default:
                    373:                                break;
                    374:                        }
                    375:                }
1.338     schwarze  376:                if (NODE_DELIMC & n->flags)
1.222     kristaps  377:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  378:                term_word(p, n->string);
1.338     schwarze  379:                if (NODE_DELIMO & n->flags)
1.222     kristaps  380:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  381:                break;
1.314     schwarze  382:        case ROFFT_EQN:
1.338     schwarze  383:                if ( ! (n->flags & NODE_LINE))
1.284     schwarze  384:                        p->flags |= TERMP_NOSPACE;
1.233     kristaps  385:                term_eqn(p, n->eqn);
1.338     schwarze  386:                if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.285     schwarze  387:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  388:                break;
1.314     schwarze  389:        case ROFFT_TBL:
1.313     schwarze  390:                if (p->tbl.cols == NULL)
                    391:                        term_newln(p);
1.217     schwarze  392:                term_tbl(p, n->span);
                    393:                break;
                    394:        default:
1.351     schwarze  395:                if (n->tok < ROFF_MAX) {
1.352     schwarze  396:                        roff_term_pre(p, n);
1.354     schwarze  397:                        return;
1.351     schwarze  398:                }
                    399:                assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.368     schwarze  400:                act = mdoc_term_acts + (n->tok - MDOC_Dd);
                    401:                if (act->pre != NULL &&
1.331     schwarze  402:                    (n->end == ENDBODY_NOT || n->child != NULL))
1.368     schwarze  403:                        chld = (*act->pre)(p, &npair, meta, n);
1.217     schwarze  404:                break;
                    405:        }
                    406:
1.86      kristaps  407:        if (chld && n->child)
1.245     schwarze  408:                print_mdoc_nodelist(p, &npair, meta, n->child);
1.1       kristaps  409:
1.244     schwarze  410:        term_fontpopq(p,
1.310     schwarze  411:            (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.46      kristaps  412:
1.206     kristaps  413:        switch (n->type) {
1.314     schwarze  414:        case ROFFT_TEXT:
1.206     kristaps  415:                break;
1.314     schwarze  416:        case ROFFT_TBL:
1.216     kristaps  417:                break;
1.314     schwarze  418:        case ROFFT_EQN:
1.206     kristaps  419:                break;
                    420:        default:
1.368     schwarze  421:                if (act->post == NULL || n->flags & NODE_ENDED)
1.206     kristaps  422:                        break;
1.368     schwarze  423:                (void)(*act->post)(p, &npair, meta, n);
1.162     schwarze  424:
                    425:                /*
                    426:                 * Explicit end tokens not only call the post
                    427:                 * handler, but also tell the respective block
                    428:                 * that it must not call the post handler again.
                    429:                 */
1.165     kristaps  430:                if (ENDBODY_NOT != n->end)
1.338     schwarze  431:                        n->body->flags |= NODE_ENDED;
1.206     kristaps  432:                break;
1.162     schwarze  433:        }
1.121     kristaps  434:
1.338     schwarze  435:        if (NODE_EOS & n->flags)
1.121     kristaps  436:                p->flags |= TERMP_SENTENCE;
1.29      kristaps  437:
1.359     schwarze  438:        if (n->type != ROFFT_TEXT)
1.362     schwarze  439:                p->tcol->offset = offset;
                    440:        p->tcol->rmargin = rmargin;
1.1       kristaps  441: }
                    442:
1.3       kristaps  443: static void
1.316     schwarze  444: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1       kristaps  445: {
1.292     schwarze  446:        size_t sz;
1.144     kristaps  447:
1.102     kristaps  448:        term_fontrepl(p, TERMFONT_NONE);
1.101     kristaps  449:
1.264     schwarze  450:        /*
1.9       kristaps  451:         * Output the footer in new-groff style, that is, three columns
                    452:         * with the middle being the manual date and flanking columns
                    453:         * being the operating system:
                    454:         *
                    455:         * SYSTEM                  DATE                    SYSTEM
                    456:         */
                    457:
1.1       kristaps  458:        term_vspace(p);
                    459:
1.362     schwarze  460:        p->tcol->offset = 0;
1.292     schwarze  461:        sz = term_strlen(p, meta->date);
1.362     schwarze  462:        p->tcol->rmargin = p->maxrmargin > sz ?
1.292     schwarze  463:            (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.250     schwarze  464:        p->trailspace = 1;
1.1       kristaps  465:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    466:
1.245     schwarze  467:        term_word(p, meta->os);
1.1       kristaps  468:        term_flushln(p);
                    469:
1.362     schwarze  470:        p->tcol->offset = p->tcol->rmargin;
1.292     schwarze  471:        sz = term_strlen(p, meta->os);
1.362     schwarze  472:        p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.234     schwarze  473:        p->flags |= TERMP_NOSPACE;
1.9       kristaps  474:
1.245     schwarze  475:        term_word(p, meta->date);
1.9       kristaps  476:        term_flushln(p);
                    477:
1.362     schwarze  478:        p->tcol->offset = p->tcol->rmargin;
                    479:        p->tcol->rmargin = p->maxrmargin;
1.250     schwarze  480:        p->trailspace = 0;
1.1       kristaps  481:        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  482:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  483:
1.245     schwarze  484:        term_word(p, meta->os);
1.1       kristaps  485:        term_flushln(p);
                    486:
1.362     schwarze  487:        p->tcol->offset = 0;
                    488:        p->tcol->rmargin = p->maxrmargin;
1.9       kristaps  489:        p->flags = 0;
1.1       kristaps  490: }
                    491:
1.3       kristaps  492: static void
1.316     schwarze  493: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1       kristaps  494: {
1.267     schwarze  495:        char                    *volume, *title;
                    496:        size_t                   vollen, titlen;
1.1       kristaps  497:
                    498:        /*
                    499:         * The header is strange.  It has three components, which are
                    500:         * really two with the first duplicated.  It goes like this:
                    501:         *
                    502:         * IDENTIFIER              TITLE                   IDENTIFIER
                    503:         *
                    504:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    505:         * (if given, or "unknown" if not) followed by the manual page
                    506:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    507:         * string depending on the manual volume.  If not specified, it
                    508:         * switches on the manual section.
                    509:         */
1.235     schwarze  510:
1.245     schwarze  511:        assert(meta->vol);
1.267     schwarze  512:        if (NULL == meta->arch)
                    513:                volume = mandoc_strdup(meta->vol);
                    514:        else
                    515:                mandoc_asprintf(&volume, "%s (%s)",
                    516:                    meta->vol, meta->arch);
                    517:        vollen = term_strlen(p, volume);
1.1       kristaps  518:
1.275     schwarze  519:        if (NULL == meta->msec)
                    520:                title = mandoc_strdup(meta->title);
                    521:        else
                    522:                mandoc_asprintf(&title, "%s(%s)",
                    523:                    meta->title, meta->msec);
1.235     schwarze  524:        titlen = term_strlen(p, title);
1.1       kristaps  525:
1.235     schwarze  526:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.250     schwarze  527:        p->trailspace = 1;
1.362     schwarze  528:        p->tcol->offset = 0;
                    529:        p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.267     schwarze  530:            (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.292     schwarze  531:            vollen < p->maxrmargin ?  p->maxrmargin - vollen : 0;
1.1       kristaps  532:
                    533:        term_word(p, title);
                    534:        term_flushln(p);
                    535:
1.235     schwarze  536:        p->flags |= TERMP_NOSPACE;
1.362     schwarze  537:        p->tcol->offset = p->tcol->rmargin;
                    538:        p->tcol->rmargin = p->tcol->offset + vollen + titlen <
                    539:            p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1       kristaps  540:
1.267     schwarze  541:        term_word(p, volume);
1.1       kristaps  542:        term_flushln(p);
                    543:
                    544:        p->flags &= ~TERMP_NOBREAK;
1.250     schwarze  545:        p->trailspace = 0;
1.362     schwarze  546:        if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.235     schwarze  547:                p->flags |= TERMP_NOSPACE;
1.362     schwarze  548:                p->tcol->offset = p->tcol->rmargin;
                    549:                p->tcol->rmargin = p->maxrmargin;
1.235     schwarze  550:                term_word(p, title);
                    551:                term_flushln(p);
                    552:        }
1.1       kristaps  553:
1.235     schwarze  554:        p->flags &= ~TERMP_NOSPACE;
1.362     schwarze  555:        p->tcol->offset = 0;
                    556:        p->tcol->rmargin = p->maxrmargin;
1.266     schwarze  557:        free(title);
1.267     schwarze  558:        free(volume);
1.1       kristaps  559: }
                    560:
1.302     schwarze  561: static int
1.157     kristaps  562: a2width(const struct termp *p, const char *v)
1.91      kristaps  563: {
1.92      kristaps  564:        struct roffsu    su;
1.363     schwarze  565:        const char      *end;
1.1       kristaps  566:
1.363     schwarze  567:        end = a2roffsu(v, &su, SCALE_MAX);
                    568:        if (end == NULL || *end != '\0') {
1.157     kristaps  569:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.283     schwarze  570:                su.scale /= term_strlen(p, "0");
1.302     schwarze  571:        }
1.364     schwarze  572:        return term_hen(p, &su);
1.1       kristaps  573: }
                    574:
1.108     kristaps  575: /*
                    576:  * Determine how much space to print out before block elements of `It'
                    577:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    578:  * too.
                    579:  */
1.54      kristaps  580: static void
1.377     schwarze  581: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1       kristaps  582: {
1.377     schwarze  583:        struct roff_node *nn;
1.1       kristaps  584:
                    585:        term_newln(p);
1.150     kristaps  586:
1.377     schwarze  587:        if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
                    588:            (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.54      kristaps  589:                return;
                    590:
1.85      kristaps  591:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  592:
1.289     schwarze  593:        nn = n;
1.377     schwarze  594:        while (roff_node_prev(nn) == NULL) {
1.289     schwarze  595:                do {
                    596:                        nn = nn->parent;
1.314     schwarze  597:                        if (nn->type == ROFFT_ROOT)
1.289     schwarze  598:                                return;
1.314     schwarze  599:                } while (nn->type != ROFFT_BLOCK);
1.289     schwarze  600:                if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.54      kristaps  601:                        return;
1.289     schwarze  602:                if (nn->tok == MDOC_It &&
                    603:                    nn->parent->parent->norm->Bl.type != LIST_item)
                    604:                        break;
1.1       kristaps  605:        }
                    606:
1.377     schwarze  607:        /*
                    608:         * No vertical space after:
                    609:         * items in .Bl -column
                    610:         * items without a body in .Bl -diag
                    611:         */
1.54      kristaps  612:
1.377     schwarze  613:        if (bl->tok != MDOC_Bl ||
                    614:            n->prev == NULL || n->prev->tok != MDOC_It ||
                    615:            (bl->norm->Bl.type != LIST_column &&
                    616:             (bl->norm->Bl.type != LIST_diag ||
                    617:              n->prev->body->child != NULL)))
                    618:                term_vspace(p);
1.260     schwarze  619: }
                    620:
1.1       kristaps  621:
                    622: static int
                    623: termp_it_pre(DECL_ARGS)
                    624: {
1.345     schwarze  625:        struct roffsu           su;
1.302     schwarze  626:        char                    buf[24];
1.315     schwarze  627:        const struct roff_node *bl, *nn;
1.302     schwarze  628:        size_t                  ncols, dcol;
                    629:        int                     i, offset, width;
1.126     kristaps  630:        enum mdoc_list          type;
1.1       kristaps  631:
1.314     schwarze  632:        if (n->type == ROFFT_BLOCK) {
1.151     kristaps  633:                print_bvspace(p, n->parent->parent, n);
1.380   ! schwarze  634:                if (n->flags & NODE_ID)
        !           635:                        term_tag_write(n, p->line);
1.328     schwarze  636:                return 1;
1.54      kristaps  637:        }
1.1       kristaps  638:
1.86      kristaps  639:        bl = n->parent->parent->parent;
1.202     kristaps  640:        type = bl->norm->Bl.type;
1.1       kristaps  641:
1.264     schwarze  642:        /*
1.302     schwarze  643:         * Defaults for specific list types.
                    644:         */
                    645:
                    646:        switch (type) {
                    647:        case LIST_bullet:
                    648:        case LIST_dash:
                    649:        case LIST_hyphen:
                    650:        case LIST_enum:
                    651:                width = term_len(p, 2);
                    652:                break;
                    653:        case LIST_hang:
1.332     schwarze  654:        case LIST_tag:
1.302     schwarze  655:                width = term_len(p, 8);
                    656:                break;
                    657:        case LIST_column:
                    658:                width = term_len(p, 10);
                    659:                break;
                    660:        default:
                    661:                width = 0;
                    662:                break;
                    663:        }
                    664:        offset = 0;
                    665:
                    666:        /*
1.108     kristaps  667:         * First calculate width and offset.  This is pretty easy unless
                    668:         * we're a -column list, in which case all prior columns must
                    669:         * be accounted for.
                    670:         */
                    671:
1.302     schwarze  672:        if (bl->norm->Bl.offs != NULL) {
1.288     schwarze  673:                offset = a2width(p, bl->norm->Bl.offs);
1.362     schwarze  674:                if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
                    675:                        offset = -p->tcol->offset;
1.302     schwarze  676:                else if (offset > SHRT_MAX)
                    677:                        offset = 0;
                    678:        }
1.152     kristaps  679:
1.1       kristaps  680:        switch (type) {
1.264     schwarze  681:        case LIST_column:
1.314     schwarze  682:                if (n->type == ROFFT_HEAD)
1.1       kristaps  683:                        break;
1.155     kristaps  684:
1.105     kristaps  685:                /*
1.108     kristaps  686:                 * Imitate groff's column handling:
                    687:                 * - For each earlier column, add its width.
                    688:                 * - For less than 5 columns, add four more blanks per
                    689:                 *   column.
                    690:                 * - For exactly 5 columns, add three more blank per
                    691:                 *   column.
                    692:                 * - For more than 5 columns, add only one column.
1.105     kristaps  693:                 */
1.202     kristaps  694:                ncols = bl->norm->Bl.ncols;
1.264     schwarze  695:                dcol = ncols < 5 ? term_len(p, 4) :
                    696:                    ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108     kristaps  697:
1.134     kristaps  698:                /*
1.314     schwarze  699:                 * Calculate the offset by applying all prior ROFFT_BODY,
                    700:                 * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.134     kristaps  701:                 */
                    702:
1.264     schwarze  703:                for (i = 0, nn = n->prev;
                    704:                    nn->prev && i < (int)ncols;
1.345     schwarze  705:                    nn = nn->prev, i++) {
                    706:                        SCALE_HS_INIT(&su,
                    707:                            term_strlen(p, bl->norm->Bl.cols[i]));
                    708:                        su.scale /= term_strlen(p, "0");
1.364     schwarze  709:                        offset += term_hen(p, &su) + dcol;
1.345     schwarze  710:                }
1.105     kristaps  711:
                    712:                /*
1.108     kristaps  713:                 * When exceeding the declared number of columns, leave
                    714:                 * the remaining widths at 0.  This will later be
                    715:                 * adjusted to the default width of 10, or, for the last
                    716:                 * column, stretched to the right margin.
1.58      kristaps  717:                 */
1.108     kristaps  718:                if (i >= (int)ncols)
                    719:                        break;
1.58      kristaps  720:
1.105     kristaps  721:                /*
1.108     kristaps  722:                 * Use the declared column widths, extended as explained
                    723:                 * in the preceding paragraph.
1.105     kristaps  724:                 */
1.345     schwarze  725:                SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
                    726:                su.scale /= term_strlen(p, "0");
1.364     schwarze  727:                width = term_hen(p, &su) + dcol;
1.1       kristaps  728:                break;
                    729:        default:
1.202     kristaps  730:                if (NULL == bl->norm->Bl.width)
1.108     kristaps  731:                        break;
                    732:
1.264     schwarze  733:                /*
1.108     kristaps  734:                 * Note: buffer the width by 2, which is groff's magic
                    735:                 * number for buffering single arguments.  See the above
                    736:                 * handling for column for how this changes.
                    737:                 */
1.202     kristaps  738:                width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.362     schwarze  739:                if (width < 0 && (size_t)(-width) > p->tcol->offset)
                    740:                        width = -p->tcol->offset;
1.302     schwarze  741:                else if (width > SHRT_MAX)
                    742:                        width = 0;
1.1       kristaps  743:                break;
                    744:        }
                    745:
1.264     schwarze  746:        /*
1.17      kristaps  747:         * Whitespace control.  Inset bodies need an initial space,
                    748:         * while diagonal bodies need two.
1.1       kristaps  749:         */
                    750:
1.51      kristaps  751:        p->flags |= TERMP_NOSPACE;
                    752:
1.1       kristaps  753:        switch (type) {
1.264     schwarze  754:        case LIST_diag:
1.314     schwarze  755:                if (n->type == ROFFT_BODY)
1.62      kristaps  756:                        term_word(p, "\\ \\ ");
1.51      kristaps  757:                break;
1.264     schwarze  758:        case LIST_inset:
1.331     schwarze  759:                if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.51      kristaps  760:                        term_word(p, "\\ ");
1.1       kristaps  761:                break;
                    762:        default:
                    763:                break;
                    764:        }
                    765:
1.51      kristaps  766:        p->flags |= TERMP_NOSPACE;
                    767:
1.1       kristaps  768:        switch (type) {
1.264     schwarze  769:        case LIST_diag:
1.314     schwarze  770:                if (n->type == ROFFT_HEAD)
1.102     kristaps  771:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  772:                break;
                    773:        default:
                    774:                break;
                    775:        }
                    776:
                    777:        /*
1.109     kristaps  778:         * Pad and break control.  This is the tricky part.  These flags
                    779:         * are documented in term_flushln() in term.c.  Note that we're
                    780:         * going to unset all of these flags in termp_it_post() when we
                    781:         * exit.
1.1       kristaps  782:         */
                    783:
                    784:        switch (type) {
1.264     schwarze  785:        case LIST_enum:
1.329     schwarze  786:        case LIST_bullet:
                    787:        case LIST_dash:
                    788:        case LIST_hyphen:
1.360     schwarze  789:                if (n->type == ROFFT_HEAD) {
                    790:                        p->flags |= TERMP_NOBREAK | TERMP_HANG;
                    791:                        p->trailspace = 1;
                    792:                } else if (width <= (int)term_len(p, 2))
                    793:                        p->flags |= TERMP_NOPAD;
1.39      kristaps  794:                break;
1.264     schwarze  795:        case LIST_hang:
1.314     schwarze  796:                if (n->type != ROFFT_HEAD)
1.59      kristaps  797:                        break;
1.263     schwarze  798:                p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.250     schwarze  799:                p->trailspace = 1;
1.39      kristaps  800:                break;
1.264     schwarze  801:        case LIST_tag:
1.314     schwarze  802:                if (n->type != ROFFT_HEAD)
1.39      kristaps  803:                        break;
1.250     schwarze  804:
1.326     schwarze  805:                p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.250     schwarze  806:                p->trailspace = 2;
                    807:
1.86      kristaps  808:                if (NULL == n->next || NULL == n->next->child)
1.360     schwarze  809:                        p->flags |= TERMP_HANG;
1.1       kristaps  810:                break;
1.264     schwarze  811:        case LIST_column:
1.314     schwarze  812:                if (n->type == ROFFT_HEAD)
1.134     kristaps  813:                        break;
                    814:
1.250     schwarze  815:                if (NULL == n->next) {
1.134     kristaps  816:                        p->flags &= ~TERMP_NOBREAK;
1.250     schwarze  817:                        p->trailspace = 0;
                    818:                } else {
1.134     kristaps  819:                        p->flags |= TERMP_NOBREAK;
1.250     schwarze  820:                        p->trailspace = 1;
                    821:                }
1.134     kristaps  822:
1.1       kristaps  823:                break;
1.264     schwarze  824:        case LIST_diag:
1.314     schwarze  825:                if (n->type != ROFFT_HEAD)
1.250     schwarze  826:                        break;
1.263     schwarze  827:                p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.250     schwarze  828:                p->trailspace = 1;
1.1       kristaps  829:                break;
                    830:        default:
                    831:                break;
                    832:        }
                    833:
1.264     schwarze  834:        /*
1.1       kristaps  835:         * Margin control.  Set-head-width lists have their right
                    836:         * margins shortened.  The body for these lists has the offset
                    837:         * necessarily lengthened.  Everybody gets the offset.
                    838:         */
                    839:
1.362     schwarze  840:        p->tcol->offset += offset;
1.1       kristaps  841:
                    842:        switch (type) {
1.264     schwarze  843:        case LIST_bullet:
                    844:        case LIST_dash:
                    845:        case LIST_enum:
                    846:        case LIST_hyphen:
1.360     schwarze  847:        case LIST_hang:
1.264     schwarze  848:        case LIST_tag:
1.314     schwarze  849:                if (n->type == ROFFT_HEAD)
1.362     schwarze  850:                        p->tcol->rmargin = p->tcol->offset + width;
1.292     schwarze  851:                else
1.362     schwarze  852:                        p->tcol->offset += width;
1.1       kristaps  853:                break;
1.264     schwarze  854:        case LIST_column:
1.49      kristaps  855:                assert(width);
1.362     schwarze  856:                p->tcol->rmargin = p->tcol->offset + width;
1.264     schwarze  857:                /*
1.50      kristaps  858:                 * XXX - this behaviour is not documented: the
                    859:                 * right-most column is filled to the right margin.
                    860:                 */
1.314     schwarze  861:                if (n->type == ROFFT_HEAD)
1.134     kristaps  862:                        break;
1.362     schwarze  863:                if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
                    864:                        p->tcol->rmargin = p->maxrmargin;
1.1       kristaps  865:                break;
                    866:        default:
                    867:                break;
                    868:        }
                    869:
1.264     schwarze  870:        /*
1.1       kristaps  871:         * The dash, hyphen, bullet and enum lists all have a special
1.264     schwarze  872:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  873:         */
                    874:
1.314     schwarze  875:        if (n->type == ROFFT_HEAD)
1.1       kristaps  876:                switch (type) {
1.264     schwarze  877:                case LIST_bullet:
1.102     kristaps  878:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  879:                        term_word(p, "\\[bu]");
1.102     kristaps  880:                        term_fontpop(p);
1.1       kristaps  881:                        break;
1.264     schwarze  882:                case LIST_dash:
                    883:                case LIST_hyphen:
1.102     kristaps  884:                        term_fontpush(p, TERMFONT_BOLD);
1.330     schwarze  885:                        term_word(p, "-");
1.102     kristaps  886:                        term_fontpop(p);
1.1       kristaps  887:                        break;
1.264     schwarze  888:                case LIST_enum:
1.1       kristaps  889:                        (pair->ppair->ppair->count)++;
1.265     schwarze  890:                        (void)snprintf(buf, sizeof(buf), "%d.",
1.264     schwarze  891:                            pair->ppair->ppair->count);
1.1       kristaps  892:                        term_word(p, buf);
                    893:                        break;
                    894:                default:
                    895:                        break;
                    896:                }
                    897:
1.264     schwarze  898:        /*
1.1       kristaps  899:         * If we're not going to process our children, indicate so here.
                    900:         */
                    901:
                    902:        switch (type) {
1.264     schwarze  903:        case LIST_bullet:
                    904:        case LIST_item:
                    905:        case LIST_dash:
                    906:        case LIST_hyphen:
                    907:        case LIST_enum:
1.314     schwarze  908:                if (n->type == ROFFT_HEAD)
1.328     schwarze  909:                        return 0;
1.1       kristaps  910:                break;
1.264     schwarze  911:        case LIST_column:
1.314     schwarze  912:                if (n->type == ROFFT_HEAD)
1.328     schwarze  913:                        return 0;
1.360     schwarze  914:                p->minbl = 0;
1.1       kristaps  915:                break;
                    916:        default:
                    917:                break;
                    918:        }
                    919:
1.328     schwarze  920:        return 1;
1.1       kristaps  921: }
                    922:
                    923: static void
                    924: termp_it_post(DECL_ARGS)
                    925: {
1.126     kristaps  926:        enum mdoc_list     type;
1.1       kristaps  927:
1.314     schwarze  928:        if (n->type == ROFFT_BLOCK)
1.1       kristaps  929:                return;
                    930:
1.202     kristaps  931:        type = n->parent->parent->parent->norm->Bl.type;
1.1       kristaps  932:
                    933:        switch (type) {
1.264     schwarze  934:        case LIST_item:
                    935:        case LIST_diag:
                    936:        case LIST_inset:
1.314     schwarze  937:                if (n->type == ROFFT_BODY)
1.130     schwarze  938:                        term_newln(p);
1.1       kristaps  939:                break;
1.264     schwarze  940:        case LIST_column:
1.314     schwarze  941:                if (n->type == ROFFT_BODY)
1.1       kristaps  942:                        term_flushln(p);
                    943:                break;
                    944:        default:
1.130     schwarze  945:                term_newln(p);
1.1       kristaps  946:                break;
                    947:        }
                    948:
1.264     schwarze  949:        /*
1.109     kristaps  950:         * Now that our output is flushed, we can reset our tags.  Since
                    951:         * only `It' sets these flags, we're free to assume that nobody
                    952:         * has munged them in the meanwhile.
                    953:         */
                    954:
1.360     schwarze  955:        p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.250     schwarze  956:        p->trailspace = 0;
1.1       kristaps  957: }
                    958:
                    959: static int
                    960: termp_nm_pre(DECL_ARGS)
                    961: {
1.296     schwarze  962:        const char      *cp;
1.1       kristaps  963:
1.314     schwarze  964:        if (n->type == ROFFT_BLOCK) {
1.253     schwarze  965:                p->flags |= TERMP_PREKEEP;
1.328     schwarze  966:                return 1;
1.253     schwarze  967:        }
1.164     schwarze  968:
1.314     schwarze  969:        if (n->type == ROFFT_BODY) {
1.362     schwarze  970:                if (n->child == NULL)
1.328     schwarze  971:                        return 0;
1.234     schwarze  972:                p->flags |= TERMP_NOSPACE;
1.296     schwarze  973:                cp = NULL;
                    974:                if (n->prev->child != NULL)
                    975:                    cp = n->prev->child->string;
                    976:                if (cp == NULL)
                    977:                        cp = meta->name;
                    978:                if (cp == NULL)
1.362     schwarze  979:                        p->tcol->offset += term_len(p, 6);
1.296     schwarze  980:                else
1.362     schwarze  981:                        p->tcol->offset += term_len(p, 1) +
                    982:                            term_strlen(p, cp);
1.328     schwarze  983:                return 1;
1.164     schwarze  984:        }
                    985:
1.343     schwarze  986:        if (n->child == NULL)
1.328     schwarze  987:                return 0;
1.125     kristaps  988:
1.314     schwarze  989:        if (n->type == ROFFT_HEAD)
1.177     schwarze  990:                synopsis_pre(p, n->parent);
1.102     kristaps  991:
1.314     schwarze  992:        if (n->type == ROFFT_HEAD &&
1.362     schwarze  993:            n->next != NULL && n->next->child != NULL) {
1.263     schwarze  994:                p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.250     schwarze  995:                p->trailspace = 1;
1.362     schwarze  996:                p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
                    997:                if (n->child == NULL)
                    998:                        p->tcol->rmargin += term_strlen(p, meta->name);
                    999:                else if (n->child->type == ROFFT_TEXT) {
                   1000:                        p->tcol->rmargin += term_strlen(p, n->child->string);
                   1001:                        if (n->child->next != NULL)
1.185     schwarze 1002:                                p->flags |= TERMP_HANG;
                   1003:                } else {
1.362     schwarze 1004:                        p->tcol->rmargin += term_len(p, 5);
1.185     schwarze 1005:                        p->flags |= TERMP_HANG;
                   1006:                }
1.164     schwarze 1007:        }
1.379     schwarze 1008:        return termp_bold_pre(p, pair, meta, n);
1.1       kristaps 1009: }
                   1010:
1.164     schwarze 1011: static void
                   1012: termp_nm_post(DECL_ARGS)
                   1013: {
1.379     schwarze 1014:        switch (n->type) {
                   1015:        case ROFFT_BLOCK:
1.253     schwarze 1016:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.379     schwarze 1017:                break;
                   1018:        case ROFFT_HEAD:
                   1019:                if (n->next == NULL || n->next->child == NULL)
                   1020:                        break;
1.164     schwarze 1021:                term_flushln(p);
1.263     schwarze 1022:                p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.250     schwarze 1023:                p->trailspace = 0;
1.379     schwarze 1024:                break;
                   1025:        case ROFFT_BODY:
                   1026:                if (n->child != NULL)
                   1027:                        term_flushln(p);
                   1028:                break;
                   1029:        default:
                   1030:                break;
                   1031:        }
1.164     schwarze 1032: }
                   1033:
1.1       kristaps 1034: static int
                   1035: termp_fl_pre(DECL_ARGS)
                   1036: {
1.377     schwarze 1037:        struct roff_node *nn;
1.1       kristaps 1038:
1.102     kristaps 1039:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1040:        term_word(p, "\\-");
1.103     kristaps 1041:
1.377     schwarze 1042:        if (n->child != NULL ||
                   1043:            ((nn = roff_node_next(n)) != NULL &&
                   1044:             nn->type != ROFFT_TEXT &&
                   1045:             (nn->flags & NODE_LINE) == 0))
1.103     kristaps 1046:                p->flags |= TERMP_NOSPACE;
                   1047:
1.328     schwarze 1048:        return 1;
1.1       kristaps 1049: }
                   1050:
                   1051: static int
1.184     kristaps 1052: termp__a_pre(DECL_ARGS)
                   1053: {
1.377     schwarze 1054:        struct roff_node *nn;
1.184     kristaps 1055:
1.377     schwarze 1056:        if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
                   1057:            ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
                   1058:                term_word(p, "and");
1.184     kristaps 1059:
1.328     schwarze 1060:        return 1;
1.184     kristaps 1061: }
                   1062:
                   1063: static int
1.61      kristaps 1064: termp_an_pre(DECL_ARGS)
                   1065: {
                   1066:
1.282     schwarze 1067:        if (n->norm->An.auth == AUTH_split) {
                   1068:                p->flags &= ~TERMP_NOSPLIT;
                   1069:                p->flags |= TERMP_SPLIT;
1.328     schwarze 1070:                return 0;
1.282     schwarze 1071:        }
                   1072:        if (n->norm->An.auth == AUTH_nosplit) {
                   1073:                p->flags &= ~TERMP_SPLIT;
                   1074:                p->flags |= TERMP_NOSPLIT;
1.328     schwarze 1075:                return 0;
1.282     schwarze 1076:        }
1.264     schwarze 1077:
1.282     schwarze 1078:        if (p->flags & TERMP_SPLIT)
1.61      kristaps 1079:                term_newln(p);
                   1080:
1.282     schwarze 1081:        if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
                   1082:                p->flags |= TERMP_SPLIT;
1.61      kristaps 1083:
1.328     schwarze 1084:        return 1;
1.61      kristaps 1085: }
                   1086:
                   1087: static int
1.1       kristaps 1088: termp_ns_pre(DECL_ARGS)
                   1089: {
                   1090:
1.338     schwarze 1091:        if ( ! (NODE_LINE & n->flags))
1.215     kristaps 1092:                p->flags |= TERMP_NOSPACE;
1.328     schwarze 1093:        return 1;
1.1       kristaps 1094: }
                   1095:
                   1096: static int
                   1097: termp_rs_pre(DECL_ARGS)
                   1098: {
1.86      kristaps 1099:        if (SEC_SEE_ALSO != n->sec)
1.328     schwarze 1100:                return 1;
1.377     schwarze 1101:        if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1       kristaps 1102:                term_vspace(p);
1.328     schwarze 1103:        return 1;
1.1       kristaps 1104: }
                   1105:
                   1106: static int
                   1107: termp_ex_pre(DECL_ARGS)
                   1108: {
1.224     kristaps 1109:        term_newln(p);
1.341     schwarze 1110:        return 1;
1.1       kristaps 1111: }
                   1112:
                   1113: static int
                   1114: termp_nd_pre(DECL_ARGS)
                   1115: {
1.314     schwarze 1116:        if (n->type == ROFFT_BODY)
1.297     schwarze 1117:                term_word(p, "\\(en");
1.328     schwarze 1118:        return 1;
1.115     kristaps 1119: }
                   1120:
                   1121: static int
                   1122: termp_bl_pre(DECL_ARGS)
                   1123: {
1.380   ! schwarze 1124:        switch (n->type) {
        !          1125:        case ROFFT_BLOCK:
        !          1126:                term_newln(p);
        !          1127:                return 1;
        !          1128:        case ROFFT_HEAD:
        !          1129:                return 0;
        !          1130:        default:
        !          1131:                return 1;
        !          1132:        }
1.1       kristaps 1133: }
                   1134:
                   1135: static void
                   1136: termp_bl_post(DECL_ARGS)
                   1137: {
1.356     schwarze 1138:        if (n->type != ROFFT_BLOCK)
                   1139:                return;
                   1140:        term_newln(p);
                   1141:        if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
                   1142:                return;
                   1143:        term_tab_set(p, NULL);
                   1144:        term_tab_set(p, "T");
                   1145:        term_tab_set(p, ".5i");
1.1       kristaps 1146: }
                   1147:
                   1148: static int
                   1149: termp_xr_pre(DECL_ARGS)
                   1150: {
1.225     kristaps 1151:        if (NULL == (n = n->child))
1.328     schwarze 1152:                return 0;
1.113     kristaps 1153:
1.314     schwarze 1154:        assert(n->type == ROFFT_TEXT);
1.225     kristaps 1155:        term_word(p, n->string);
1.11      kristaps 1156:
1.264     schwarze 1157:        if (NULL == (n = n->next))
1.328     schwarze 1158:                return 0;
1.225     kristaps 1159:
1.1       kristaps 1160:        p->flags |= TERMP_NOSPACE;
                   1161:        term_word(p, "(");
1.222     kristaps 1162:        p->flags |= TERMP_NOSPACE;
1.225     kristaps 1163:
1.314     schwarze 1164:        assert(n->type == ROFFT_TEXT);
1.225     kristaps 1165:        term_word(p, n->string);
                   1166:
1.222     kristaps 1167:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1168:        term_word(p, ")");
1.86      kristaps 1169:
1.328     schwarze 1170:        return 0;
1.1       kristaps 1171: }
                   1172:
1.143     kristaps 1173: /*
                   1174:  * This decides how to assert whitespace before any of the SYNOPSIS set
                   1175:  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
                   1176:  * macro combos).
                   1177:  */
                   1178: static void
1.377     schwarze 1179: synopsis_pre(struct termp *p, struct roff_node *n)
1.143     kristaps 1180: {
1.377     schwarze 1181:        struct roff_node        *np;
                   1182:
                   1183:        if ((n->flags & NODE_SYNPRETTY) == 0 ||
                   1184:            (np = roff_node_prev(n)) == NULL)
1.143     kristaps 1185:                return;
                   1186:
                   1187:        /*
                   1188:         * If we're the second in a pair of like elements, emit our
                   1189:         * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
                   1190:         * case we soldier on.
                   1191:         */
1.377     schwarze 1192:        if (np->tok == n->tok &&
1.264     schwarze 1193:            MDOC_Ft != n->tok &&
                   1194:            MDOC_Fo != n->tok &&
                   1195:            MDOC_Fn != n->tok) {
1.143     kristaps 1196:                term_newln(p);
                   1197:                return;
                   1198:        }
                   1199:
                   1200:        /*
                   1201:         * If we're one of the SYNOPSIS set and non-like pair-wise after
                   1202:         * another (or Fn/Fo, which we've let slip through) then assert
                   1203:         * vertical space, else only newline and move on.
                   1204:         */
1.377     schwarze 1205:        switch (np->tok) {
1.264     schwarze 1206:        case MDOC_Fd:
                   1207:        case MDOC_Fn:
                   1208:        case MDOC_Fo:
                   1209:        case MDOC_In:
                   1210:        case MDOC_Vt:
1.143     kristaps 1211:                term_vspace(p);
                   1212:                break;
1.264     schwarze 1213:        case MDOC_Ft:
1.377     schwarze 1214:                if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.143     kristaps 1215:                        term_vspace(p);
                   1216:                        break;
                   1217:                }
                   1218:                /* FALLTHROUGH */
                   1219:        default:
                   1220:                term_newln(p);
                   1221:                break;
                   1222:        }
                   1223: }
                   1224:
1.110     kristaps 1225: static int
                   1226: termp_vt_pre(DECL_ARGS)
                   1227: {
1.379     schwarze 1228:        switch (n->type) {
                   1229:        case ROFFT_ELEM:
                   1230:                return termp_ft_pre(p, pair, meta, n);
                   1231:        case ROFFT_BLOCK:
1.143     kristaps 1232:                synopsis_pre(p, n);
1.328     schwarze 1233:                return 1;
1.379     schwarze 1234:        case ROFFT_HEAD:
1.328     schwarze 1235:                return 0;
1.379     schwarze 1236:        default:
                   1237:                return termp_under_pre(p, pair, meta, n);
                   1238:        }
1.110     kristaps 1239: }
                   1240:
1.1       kristaps 1241: static int
1.69      kristaps 1242: termp_bold_pre(DECL_ARGS)
1.1       kristaps 1243: {
1.102     kristaps 1244:        term_fontpush(p, TERMFONT_BOLD);
1.328     schwarze 1245:        return 1;
1.1       kristaps 1246: }
                   1247:
1.143     kristaps 1248: static int
                   1249: termp_fd_pre(DECL_ARGS)
1.1       kristaps 1250: {
1.143     kristaps 1251:        synopsis_pre(p, n);
1.328     schwarze 1252:        return termp_bold_pre(p, pair, meta, n);
1.1       kristaps 1253: }
                   1254:
1.241     schwarze 1255: static void
                   1256: termp_fd_post(DECL_ARGS)
                   1257: {
                   1258:        term_newln(p);
                   1259: }
                   1260:
1.1       kristaps 1261: static int
                   1262: termp_sh_pre(DECL_ARGS)
                   1263: {
1.377     schwarze 1264:        struct roff_node        *np;
1.85      kristaps 1265:
1.86      kristaps 1266:        switch (n->type) {
1.314     schwarze 1267:        case ROFFT_BLOCK:
1.293     schwarze 1268:                /*
                   1269:                 * Vertical space before sections, except
                   1270:                 * when the previous section was empty.
                   1271:                 */
1.377     schwarze 1272:                if ((np = roff_node_prev(n)) == NULL ||
                   1273:                    np->tok != MDOC_Sh ||
                   1274:                    (np->body != NULL && np->body->child != NULL))
1.293     schwarze 1275:                        term_vspace(p);
1.65      kristaps 1276:                break;
1.314     schwarze 1277:        case ROFFT_HEAD:
1.379     schwarze 1278:                return termp_bold_pre(p, pair, meta, n);
1.314     schwarze 1279:        case ROFFT_BODY:
1.362     schwarze 1280:                p->tcol->offset = term_len(p, p->defindent);
1.356     schwarze 1281:                term_tab_set(p, NULL);
                   1282:                term_tab_set(p, "T");
                   1283:                term_tab_set(p, ".5i");
1.379     schwarze 1284:                if (n->sec == SEC_AUTHORS)
1.239     schwarze 1285:                        p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1       kristaps 1286:                break;
                   1287:        default:
                   1288:                break;
                   1289:        }
1.328     schwarze 1290:        return 1;
1.1       kristaps 1291: }
                   1292:
                   1293: static void
                   1294: termp_sh_post(DECL_ARGS)
                   1295: {
1.86      kristaps 1296:        switch (n->type) {
1.314     schwarze 1297:        case ROFFT_HEAD:
1.1       kristaps 1298:                term_newln(p);
                   1299:                break;
1.314     schwarze 1300:        case ROFFT_BODY:
1.1       kristaps 1301:                term_newln(p);
1.362     schwarze 1302:                p->tcol->offset = 0;
1.1       kristaps 1303:                break;
                   1304:        default:
                   1305:                break;
                   1306:        }
                   1307: }
                   1308:
                   1309: static void
                   1310: termp_lb_post(DECL_ARGS)
                   1311: {
1.379     schwarze 1312:        if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE)
1.81      kristaps 1313:                term_newln(p);
1.1       kristaps 1314: }
                   1315:
                   1316: static int
                   1317: termp_d1_pre(DECL_ARGS)
                   1318: {
1.314     schwarze 1319:        if (n->type != ROFFT_BLOCK)
1.328     schwarze 1320:                return 1;
1.1       kristaps 1321:        term_newln(p);
1.362     schwarze 1322:        p->tcol->offset += term_len(p, p->defindent + 1);
1.356     schwarze 1323:        term_tab_set(p, NULL);
                   1324:        term_tab_set(p, "T");
                   1325:        term_tab_set(p, ".5i");
1.328     schwarze 1326:        return 1;
1.1       kristaps 1327: }
                   1328:
                   1329: static int
                   1330: termp_ft_pre(DECL_ARGS)
                   1331: {
1.143     kristaps 1332:        synopsis_pre(p, n);
1.379     schwarze 1333:        return termp_under_pre(p, pair, meta, n);
1.1       kristaps 1334: }
                   1335:
                   1336: static int
                   1337: termp_fn_pre(DECL_ARGS)
                   1338: {
1.257     schwarze 1339:        size_t           rmargin = 0;
1.226     kristaps 1340:        int              pretty;
                   1341:
1.143     kristaps 1342:        synopsis_pre(p, n);
1.379     schwarze 1343:        pretty = n->flags & NODE_SYNPRETTY;
                   1344:        if ((n = n->child) == NULL)
1.328     schwarze 1345:                return 0;
1.226     kristaps 1346:
1.251     schwarze 1347:        if (pretty) {
1.362     schwarze 1348:                rmargin = p->tcol->rmargin;
                   1349:                p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263     schwarze 1350:                p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.251     schwarze 1351:        }
                   1352:
1.314     schwarze 1353:        assert(n->type == ROFFT_TEXT);
1.102     kristaps 1354:        term_fontpush(p, TERMFONT_BOLD);
1.226     kristaps 1355:        term_word(p, n->string);
1.102     kristaps 1356:        term_fontpop(p);
1.1       kristaps 1357:
1.251     schwarze 1358:        if (pretty) {
                   1359:                term_flushln(p);
1.263     schwarze 1360:                p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.360     schwarze 1361:                p->flags |= TERMP_NOPAD;
1.362     schwarze 1362:                p->tcol->offset = p->tcol->rmargin;
                   1363:                p->tcol->rmargin = rmargin;
1.251     schwarze 1364:        }
                   1365:
1.1       kristaps 1366:        p->flags |= TERMP_NOSPACE;
                   1367:        term_word(p, "(");
1.222     kristaps 1368:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1369:
1.226     kristaps 1370:        for (n = n->next; n; n = n->next) {
1.314     schwarze 1371:                assert(n->type == ROFFT_TEXT);
1.102     kristaps 1372:                term_fontpush(p, TERMFONT_UNDER);
1.255     schwarze 1373:                if (pretty)
                   1374:                        p->flags |= TERMP_NBRWORD;
1.226     kristaps 1375:                term_word(p, n->string);
1.102     kristaps 1376:                term_fontpop(p);
                   1377:
1.226     kristaps 1378:                if (n->next) {
1.222     kristaps 1379:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1380:                        term_word(p, ",");
1.222     kristaps 1381:                }
1.1       kristaps 1382:        }
                   1383:
1.222     kristaps 1384:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1385:        term_word(p, ")");
                   1386:
1.226     kristaps 1387:        if (pretty) {
1.222     kristaps 1388:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1389:                term_word(p, ";");
1.251     schwarze 1390:                term_flushln(p);
1.222     kristaps 1391:        }
1.328     schwarze 1392:        return 0;
1.1       kristaps 1393: }
                   1394:
                   1395: static int
                   1396: termp_fa_pre(DECL_ARGS)
                   1397: {
1.315     schwarze 1398:        const struct roff_node  *nn;
1.1       kristaps 1399:
1.379     schwarze 1400:        if (n->parent->tok != MDOC_Fo)
                   1401:                return termp_under_pre(p, pair, meta, n);
                   1402:
1.377     schwarze 1403:        for (nn = n->child; nn != NULL; nn = nn->next) {
1.102     kristaps 1404:                term_fontpush(p, TERMFONT_UNDER);
1.258     schwarze 1405:                p->flags |= TERMP_NBRWORD;
1.86      kristaps 1406:                term_word(p, nn->string);
1.102     kristaps 1407:                term_fontpop(p);
1.377     schwarze 1408:                if (nn->next != NULL) {
1.222     kristaps 1409:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1410:                        term_word(p, ",");
1.222     kristaps 1411:                }
1.1       kristaps 1412:        }
1.377     schwarze 1413:        if (n->child != NULL &&
                   1414:            (nn = roff_node_next(n)) != NULL &&
                   1415:            nn->tok == MDOC_Fa) {
                   1416:                p->flags |= TERMP_NOSPACE;
                   1417:                term_word(p, ",");
                   1418:        }
1.328     schwarze 1419:        return 0;
1.1       kristaps 1420: }
                   1421:
                   1422: static int
                   1423: termp_bd_pre(DECL_ARGS)
                   1424: {
1.302     schwarze 1425:        int                      offset;
1.1       kristaps 1426:
1.314     schwarze 1427:        if (n->type == ROFFT_BLOCK) {
1.151     kristaps 1428:                print_bvspace(p, n, n);
1.328     schwarze 1429:                return 1;
1.314     schwarze 1430:        } else if (n->type == ROFFT_HEAD)
1.328     schwarze 1431:                return 0;
1.1       kristaps 1432:
1.288     schwarze 1433:        /* Handle the -offset argument. */
                   1434:
                   1435:        if (n->norm->Bd.offs == NULL ||
                   1436:            ! strcmp(n->norm->Bd.offs, "left"))
                   1437:                /* nothing */;
                   1438:        else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.362     schwarze 1439:                p->tcol->offset += term_len(p, p->defindent + 1);
1.288     schwarze 1440:        else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.362     schwarze 1441:                p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.302     schwarze 1442:        else {
                   1443:                offset = a2width(p, n->norm->Bd.offs);
1.362     schwarze 1444:                if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
                   1445:                        p->tcol->offset = 0;
1.302     schwarze 1446:                else if (offset < SHRT_MAX)
1.362     schwarze 1447:                        p->tcol->offset += offset;
1.302     schwarze 1448:        }
1.85      kristaps 1449:
1.372     schwarze 1450:        switch (n->norm->Bd.type) {
                   1451:        case DISP_literal:
1.356     schwarze 1452:                term_tab_set(p, NULL);
                   1453:                term_tab_set(p, "T");
                   1454:                term_tab_set(p, "8n");
1.372     schwarze 1455:                break;
                   1456:        case DISP_centered:
                   1457:                p->flags |= TERMP_CENTER;
                   1458:                break;
                   1459:        default:
                   1460:                break;
1.356     schwarze 1461:        }
1.372     schwarze 1462:        return 1;
1.1       kristaps 1463: }
                   1464:
                   1465: static void
                   1466: termp_bd_post(DECL_ARGS)
                   1467: {
1.314     schwarze 1468:        if (n->type != ROFFT_BODY)
1.1       kristaps 1469:                return;
1.372     schwarze 1470:        if (n->norm->Bd.type == DISP_unfilled ||
                   1471:            n->norm->Bd.type == DISP_literal)
1.361     schwarze 1472:                p->flags |= TERMP_BRNEVER;
1.60      kristaps 1473:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1474:        term_newln(p);
1.361     schwarze 1475:        p->flags &= ~TERMP_BRNEVER;
1.372     schwarze 1476:        if (n->norm->Bd.type == DISP_centered)
                   1477:                p->flags &= ~TERMP_CENTER;
1.1       kristaps 1478: }
                   1479:
                   1480: static int
1.26      kristaps 1481: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1482: {
1.339     schwarze 1483:        if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
                   1484:                p->flags |= TERMP_PREKEEP;
                   1485:        return 1;
                   1486: }
1.1       kristaps 1487:
1.339     schwarze 1488: static void
                   1489: termp_xx_post(DECL_ARGS)
                   1490: {
                   1491:        if (n->aux == 0)
                   1492:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1       kristaps 1493: }
                   1494:
                   1495: static void
                   1496: termp_pf_post(DECL_ARGS)
                   1497: {
1.377     schwarze 1498:        if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.298     schwarze 1499:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1500: }
                   1501:
                   1502: static int
                   1503: termp_ss_pre(DECL_ARGS)
                   1504: {
1.86      kristaps 1505:        switch (n->type) {
1.314     schwarze 1506:        case ROFFT_BLOCK:
1.377     schwarze 1507:                if (roff_node_prev(n) == NULL)
                   1508:                        term_newln(p);
                   1509:                else
1.1       kristaps 1510:                        term_vspace(p);
                   1511:                break;
1.314     schwarze 1512:        case ROFFT_HEAD:
1.362     schwarze 1513:                p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.379     schwarze 1514:                return termp_bold_pre(p, pair, meta, n);
1.314     schwarze 1515:        case ROFFT_BODY:
1.362     schwarze 1516:                p->tcol->offset = term_len(p, p->defindent);
1.356     schwarze 1517:                term_tab_set(p, NULL);
                   1518:                term_tab_set(p, "T");
                   1519:                term_tab_set(p, ".5i");
1.274     schwarze 1520:                break;
1.1       kristaps 1521:        default:
                   1522:                break;
                   1523:        }
1.328     schwarze 1524:        return 1;
1.1       kristaps 1525: }
                   1526:
                   1527: static void
                   1528: termp_ss_post(DECL_ARGS)
                   1529: {
1.314     schwarze 1530:        if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1       kristaps 1531:                term_newln(p);
                   1532: }
                   1533:
                   1534: static int
                   1535: termp_in_pre(DECL_ARGS)
                   1536: {
1.143     kristaps 1537:        synopsis_pre(p, n);
1.379     schwarze 1538:        if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) {
1.138     kristaps 1539:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1540:                term_word(p, "#include");
1.138     kristaps 1541:                term_word(p, "<");
                   1542:        } else {
                   1543:                term_word(p, "<");
                   1544:                term_fontpush(p, TERMFONT_UNDER);
                   1545:        }
1.1       kristaps 1546:        p->flags |= TERMP_NOSPACE;
1.328     schwarze 1547:        return 1;
1.1       kristaps 1548: }
                   1549:
                   1550: static void
                   1551: termp_in_post(DECL_ARGS)
                   1552: {
1.379     schwarze 1553:        if (n->flags & NODE_SYNPRETTY)
1.138     kristaps 1554:                term_fontpush(p, TERMFONT_BOLD);
1.79      kristaps 1555:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1556:        term_word(p, ">");
1.379     schwarze 1557:        if (n->flags & NODE_SYNPRETTY)
1.138     kristaps 1558:                term_fontpop(p);
1.1       kristaps 1559: }
                   1560:
                   1561: static int
1.355     schwarze 1562: termp_pp_pre(DECL_ARGS)
1.45      kristaps 1563: {
1.355     schwarze 1564:        term_vspace(p);
1.380   ! schwarze 1565:        if (n->flags & NODE_ID)
        !          1566:                term_tag_write(n, p->line);
1.328     schwarze 1567:        return 0;
1.45      kristaps 1568: }
                   1569:
                   1570: static int
1.294     schwarze 1571: termp_skip_pre(DECL_ARGS)
1.268     schwarze 1572: {
1.328     schwarze 1573:        return 0;
1.268     schwarze 1574: }
                   1575:
                   1576: static int
1.188     kristaps 1577: termp_quote_pre(DECL_ARGS)
1.1       kristaps 1578: {
1.314     schwarze 1579:        if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.328     schwarze 1580:                return 1;
1.1       kristaps 1581:
1.188     kristaps 1582:        switch (n->tok) {
1.264     schwarze 1583:        case MDOC_Ao:
                   1584:        case MDOC_Aq:
1.331     schwarze 1585:                term_word(p, n->child != NULL && n->child->next == NULL &&
1.303     schwarze 1586:                    n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.188     kristaps 1587:                break;
1.264     schwarze 1588:        case MDOC_Bro:
                   1589:        case MDOC_Brq:
1.188     kristaps 1590:                term_word(p, "{");
                   1591:                break;
1.264     schwarze 1592:        case MDOC_Oo:
                   1593:        case MDOC_Op:
                   1594:        case MDOC_Bo:
                   1595:        case MDOC_Bq:
1.188     kristaps 1596:                term_word(p, "[");
                   1597:                break;
1.346     schwarze 1598:        case MDOC__T:
                   1599:                /* FALLTHROUGH */
1.264     schwarze 1600:        case MDOC_Do:
                   1601:        case MDOC_Dq:
1.366     schwarze 1602:                term_word(p, "\\(lq");
1.188     kristaps 1603:                break;
1.268     schwarze 1604:        case MDOC_En:
                   1605:                if (NULL == n->norm->Es ||
                   1606:                    NULL == n->norm->Es->child)
1.328     schwarze 1607:                        return 1;
1.268     schwarze 1608:                term_word(p, n->norm->Es->child->string);
                   1609:                break;
1.264     schwarze 1610:        case MDOC_Po:
                   1611:        case MDOC_Pq:
1.188     kristaps 1612:                term_word(p, "(");
                   1613:                break;
1.264     schwarze 1614:        case MDOC_Qo:
                   1615:        case MDOC_Qq:
1.188     kristaps 1616:                term_word(p, "\"");
                   1617:                break;
1.264     schwarze 1618:        case MDOC_Ql:
                   1619:        case MDOC_So:
                   1620:        case MDOC_Sq:
1.249     schwarze 1621:                term_word(p, "\\(oq");
1.188     kristaps 1622:                break;
                   1623:        default:
                   1624:                abort();
                   1625:        }
1.1       kristaps 1626:
                   1627:        p->flags |= TERMP_NOSPACE;
1.328     schwarze 1628:        return 1;
1.1       kristaps 1629: }
                   1630:
                   1631: static void
1.188     kristaps 1632: termp_quote_post(DECL_ARGS)
1.1       kristaps 1633: {
                   1634:
1.314     schwarze 1635:        if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1       kristaps 1636:                return;
                   1637:
1.306     schwarze 1638:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1639:
1.188     kristaps 1640:        switch (n->tok) {
1.264     schwarze 1641:        case MDOC_Ao:
                   1642:        case MDOC_Aq:
1.331     schwarze 1643:                term_word(p, n->child != NULL && n->child->next == NULL &&
1.303     schwarze 1644:                    n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.188     kristaps 1645:                break;
1.264     schwarze 1646:        case MDOC_Bro:
                   1647:        case MDOC_Brq:
1.188     kristaps 1648:                term_word(p, "}");
                   1649:                break;
1.264     schwarze 1650:        case MDOC_Oo:
                   1651:        case MDOC_Op:
                   1652:        case MDOC_Bo:
                   1653:        case MDOC_Bq:
1.188     kristaps 1654:                term_word(p, "]");
                   1655:                break;
1.346     schwarze 1656:        case MDOC__T:
                   1657:                /* FALLTHROUGH */
1.264     schwarze 1658:        case MDOC_Do:
                   1659:        case MDOC_Dq:
1.366     schwarze 1660:                term_word(p, "\\(rq");
1.268     schwarze 1661:                break;
                   1662:        case MDOC_En:
1.306     schwarze 1663:                if (n->norm->Es == NULL ||
                   1664:                    n->norm->Es->child == NULL ||
                   1665:                    n->norm->Es->child->next == NULL)
                   1666:                        p->flags &= ~TERMP_NOSPACE;
                   1667:                else
1.268     schwarze 1668:                        term_word(p, n->norm->Es->child->next->string);
1.188     kristaps 1669:                break;
1.264     schwarze 1670:        case MDOC_Po:
                   1671:        case MDOC_Pq:
1.188     kristaps 1672:                term_word(p, ")");
                   1673:                break;
1.264     schwarze 1674:        case MDOC_Qo:
                   1675:        case MDOC_Qq:
1.188     kristaps 1676:                term_word(p, "\"");
                   1677:                break;
1.264     schwarze 1678:        case MDOC_Ql:
                   1679:        case MDOC_So:
                   1680:        case MDOC_Sq:
1.249     schwarze 1681:                term_word(p, "\\(cq");
1.188     kristaps 1682:                break;
                   1683:        default:
                   1684:                abort();
                   1685:        }
1.306     schwarze 1686: }
                   1687:
                   1688: static int
                   1689: termp_eo_pre(DECL_ARGS)
                   1690: {
                   1691:
1.314     schwarze 1692:        if (n->type != ROFFT_BODY)
1.328     schwarze 1693:                return 1;
1.306     schwarze 1694:
                   1695:        if (n->end == ENDBODY_NOT &&
                   1696:            n->parent->head->child == NULL &&
                   1697:            n->child != NULL &&
                   1698:            n->child->end != ENDBODY_NOT)
                   1699:                term_word(p, "\\&");
                   1700:        else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.309     schwarze 1701:             n->parent->head->child != NULL && (n->child != NULL ||
                   1702:             (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.306     schwarze 1703:                p->flags |= TERMP_NOSPACE;
                   1704:
1.328     schwarze 1705:        return 1;
1.306     schwarze 1706: }
                   1707:
                   1708: static void
                   1709: termp_eo_post(DECL_ARGS)
                   1710: {
                   1711:        int      body, tail;
                   1712:
1.314     schwarze 1713:        if (n->type != ROFFT_BODY)
1.306     schwarze 1714:                return;
                   1715:
                   1716:        if (n->end != ENDBODY_NOT) {
                   1717:                p->flags &= ~TERMP_NOSPACE;
                   1718:                return;
                   1719:        }
                   1720:
                   1721:        body = n->child != NULL || n->parent->head->child != NULL;
                   1722:        tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
                   1723:
                   1724:        if (body && tail)
                   1725:                p->flags |= TERMP_NOSPACE;
                   1726:        else if ( ! (body || tail))
                   1727:                term_word(p, "\\&");
                   1728:        else if ( ! tail)
                   1729:                p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 1730: }
                   1731:
                   1732: static int
                   1733: termp_fo_pre(DECL_ARGS)
                   1734: {
1.379     schwarze 1735:        size_t rmargin;
1.256     schwarze 1736:
1.379     schwarze 1737:        switch (n->type) {
                   1738:        case ROFFT_BLOCK:
1.143     kristaps 1739:                synopsis_pre(p, n);
1.328     schwarze 1740:                return 1;
1.379     schwarze 1741:        case ROFFT_BODY:
                   1742:                rmargin = p->tcol->rmargin;
                   1743:                if (n->flags & NODE_SYNPRETTY) {
1.362     schwarze 1744:                        p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.263     schwarze 1745:                        p->flags |= TERMP_NOBREAK | TERMP_BRIND |
                   1746:                                        TERMP_HANG;
1.256     schwarze 1747:                }
1.33      kristaps 1748:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1749:                term_word(p, "(");
1.222     kristaps 1750:                p->flags |= TERMP_NOSPACE;
1.379     schwarze 1751:                if (n->flags & NODE_SYNPRETTY) {
1.256     schwarze 1752:                        term_flushln(p);
1.263     schwarze 1753:                        p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
                   1754:                                        TERMP_HANG);
1.360     schwarze 1755:                        p->flags |= TERMP_NOPAD;
1.362     schwarze 1756:                        p->tcol->offset = p->tcol->rmargin;
                   1757:                        p->tcol->rmargin = rmargin;
1.256     schwarze 1758:                }
1.328     schwarze 1759:                return 1;
1.379     schwarze 1760:        default:
                   1761:                return termp_bold_pre(p, pair, meta, n);
1.256     schwarze 1762:        }
1.1       kristaps 1763: }
                   1764:
                   1765: static void
                   1766: termp_fo_post(DECL_ARGS)
                   1767: {
1.314     schwarze 1768:        if (n->type != ROFFT_BODY)
1.143     kristaps 1769:                return;
                   1770:
1.222     kristaps 1771:        p->flags |= TERMP_NOSPACE;
1.143     kristaps 1772:        term_word(p, ")");
                   1773:
1.379     schwarze 1774:        if (n->flags & NODE_SYNPRETTY) {
1.222     kristaps 1775:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 1776:                term_word(p, ";");
1.256     schwarze 1777:                term_flushln(p);
1.222     kristaps 1778:        }
1.1       kristaps 1779: }
                   1780:
                   1781: static int
                   1782: termp_bf_pre(DECL_ARGS)
                   1783: {
1.379     schwarze 1784:        switch (n->type) {
                   1785:        case ROFFT_HEAD:
1.328     schwarze 1786:                return 0;
1.379     schwarze 1787:        case ROFFT_BODY:
                   1788:                break;
                   1789:        default:
1.328     schwarze 1790:                return 1;
1.379     schwarze 1791:        }
                   1792:        switch (n->norm->Bf.font) {
                   1793:        case FONT_Em:
                   1794:                return termp_under_pre(p, pair, meta, n);
                   1795:        case FONT_Sy:
                   1796:                return termp_bold_pre(p, pair, meta, n);
                   1797:        default:
                   1798:                return termp_li_pre(p, pair, meta, n);
                   1799:        }
1.1       kristaps 1800: }
                   1801:
                   1802: static int
                   1803: termp_sm_pre(DECL_ARGS)
                   1804: {
1.379     schwarze 1805:        if (n->child == NULL)
1.269     schwarze 1806:                p->flags ^= TERMP_NONOSPACE;
1.379     schwarze 1807:        else if (strcmp(n->child->string, "on") == 0)
1.1       kristaps 1808:                p->flags &= ~TERMP_NONOSPACE;
1.269     schwarze 1809:        else
1.1       kristaps 1810:                p->flags |= TERMP_NONOSPACE;
1.269     schwarze 1811:
                   1812:        if (p->col && ! (TERMP_NONOSPACE & p->flags))
                   1813:                p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 1814:
1.328     schwarze 1815:        return 0;
1.1       kristaps 1816: }
                   1817:
                   1818: static int
                   1819: termp_ap_pre(DECL_ARGS)
                   1820: {
                   1821:        p->flags |= TERMP_NOSPACE;
1.188     kristaps 1822:        term_word(p, "'");
1.1       kristaps 1823:        p->flags |= TERMP_NOSPACE;
1.328     schwarze 1824:        return 1;
1.1       kristaps 1825: }
                   1826:
                   1827: static void
                   1828: termp____post(DECL_ARGS)
                   1829: {
1.377     schwarze 1830:        struct roff_node *nn;
1.184     kristaps 1831:
                   1832:        /*
                   1833:         * Handle lists of authors.  In general, print each followed by
                   1834:         * a comma.  Don't print the comma if there are only two
                   1835:         * authors.
                   1836:         */
1.377     schwarze 1837:        if (n->tok == MDOC__A &&
                   1838:            (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
                   1839:            ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
                   1840:            ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
                   1841:                return;
1.1       kristaps 1842:
1.95      kristaps 1843:        /* TODO: %U. */
                   1844:
1.377     schwarze 1845:        if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.187     kristaps 1846:                return;
                   1847:
1.222     kristaps 1848:        p->flags |= TERMP_NOSPACE;
1.377     schwarze 1849:        if (roff_node_next(n) == NULL) {
1.186     kristaps 1850:                term_word(p, ".");
                   1851:                p->flags |= TERMP_SENTENCE;
                   1852:        } else
                   1853:                term_word(p, ",");
1.1       kristaps 1854: }
                   1855:
                   1856: static int
1.102     kristaps 1857: termp_li_pre(DECL_ARGS)
                   1858: {
                   1859:        term_fontpush(p, TERMFONT_NONE);
1.328     schwarze 1860:        return 1;
1.102     kristaps 1861: }
                   1862:
                   1863: static int
1.1       kristaps 1864: termp_lk_pre(DECL_ARGS)
                   1865: {
1.358     schwarze 1866:        const struct roff_node *link, *descr, *punct;
1.1       kristaps 1867:
1.349     schwarze 1868:        if ((link = n->child) == NULL)
1.328     schwarze 1869:                return 0;
1.181     kristaps 1870:
1.358     schwarze 1871:        /* Find beginning of trailing punctuation. */
                   1872:        punct = n->last;
                   1873:        while (punct != link && punct->flags & NODE_DELIMC)
                   1874:                punct = punct->prev;
                   1875:        punct = punct->next;
                   1876:
1.349     schwarze 1877:        /* Link text. */
1.358     schwarze 1878:        if ((descr = link->next) != NULL && descr != punct) {
1.240     schwarze 1879:                term_fontpush(p, TERMFONT_UNDER);
1.358     schwarze 1880:                while (descr != punct) {
                   1881:                        if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
                   1882:                                p->flags |= TERMP_NOSPACE;
1.240     schwarze 1883:                        term_word(p, descr->string);
                   1884:                        descr = descr->next;
                   1885:                }
1.347     schwarze 1886:                term_fontpop(p);
1.240     schwarze 1887:                p->flags |= TERMP_NOSPACE;
                   1888:                term_word(p, ":");
                   1889:        }
1.1       kristaps 1890:
1.349     schwarze 1891:        /* Link target. */
1.102     kristaps 1892:        term_fontpush(p, TERMFONT_BOLD);
1.240     schwarze 1893:        term_word(p, link->string);
1.102     kristaps 1894:        term_fontpop(p);
1.348     schwarze 1895:
1.349     schwarze 1896:        /* Trailing punctuation. */
1.358     schwarze 1897:        while (punct != NULL) {
1.349     schwarze 1898:                p->flags |= TERMP_NOSPACE;
1.358     schwarze 1899:                term_word(p, punct->string);
                   1900:                punct = punct->next;
1.349     schwarze 1901:        }
1.328     schwarze 1902:        return 0;
1.1       kristaps 1903: }
                   1904:
1.159     schwarze 1905: static int
                   1906: termp_bk_pre(DECL_ARGS)
                   1907: {
1.161     schwarze 1908:        switch (n->type) {
1.314     schwarze 1909:        case ROFFT_BLOCK:
1.166     kristaps 1910:                break;
1.314     schwarze 1911:        case ROFFT_HEAD:
1.328     schwarze 1912:                return 0;
1.314     schwarze 1913:        case ROFFT_BODY:
1.331     schwarze 1914:                if (n->parent->args != NULL || n->prev->child == NULL)
1.200     schwarze 1915:                        p->flags |= TERMP_PREKEEP;
1.166     kristaps 1916:                break;
1.161     schwarze 1917:        default:
                   1918:                abort();
                   1919:        }
1.328     schwarze 1920:        return 1;
1.159     schwarze 1921: }
                   1922:
                   1923: static void
                   1924: termp_bk_post(DECL_ARGS)
                   1925: {
1.314     schwarze 1926:        if (n->type == ROFFT_BODY)
1.161     schwarze 1927:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203     kristaps 1928: }
                   1929:
1.379     schwarze 1930: /*
                   1931:  * If we are in an `Rs' and there is a journal present,
                   1932:  * then quote us instead of underlining us (for disambiguation).
                   1933:  */
1.203     kristaps 1934: static void
                   1935: termp__t_post(DECL_ARGS)
                   1936: {
1.379     schwarze 1937:        if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264     schwarze 1938:            n->parent->norm->Rs.quote_T)
1.245     schwarze 1939:                termp_quote_post(p, pair, meta, n);
                   1940:        termp____post(p, pair, meta, n);
1.203     kristaps 1941: }
                   1942:
                   1943: static int
                   1944: termp__t_pre(DECL_ARGS)
                   1945: {
1.379     schwarze 1946:        if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.264     schwarze 1947:            n->parent->norm->Rs.quote_T)
1.328     schwarze 1948:                return termp_quote_pre(p, pair, meta, n);
1.379     schwarze 1949:        else
                   1950:                return termp_under_pre(p, pair, meta, n);
1.159     schwarze 1951: }
1.1       kristaps 1952:
                   1953: static int
1.69      kristaps 1954: termp_under_pre(DECL_ARGS)
1.1       kristaps 1955: {
1.334     schwarze 1956:        term_fontpush(p, TERMFONT_UNDER);
1.328     schwarze 1957:        return 1;
1.369     schwarze 1958: }
                   1959:
                   1960: static int
                   1961: termp_abort_pre(DECL_ARGS)
                   1962: {
                   1963:        abort();
1.84      kristaps 1964: }

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