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Annotation of mandoc/man_html.c, Revision 1.181

1.181   ! schwarze    1: /* $Id: man_html.c,v 1.180 2022/07/03 14:29:45 schwarze Exp $ */
1.1       kristaps    2: /*
1.177     schwarze    3:  * Copyright (c) 2013-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org>
1.104     kristaps    4:  * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
1.1       kristaps    5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
1.113     schwarze   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.1       kristaps   11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.113     schwarze   12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.1       kristaps   13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.177     schwarze   17:  *
                     18:  * HTML formatter for man(7) used by mandoc(1).
1.1       kristaps   19:  */
1.25      kristaps   20: #include "config.h"
                     21:
1.1       kristaps   22: #include <sys/types.h>
                     23:
1.5       kristaps   24: #include <assert.h>
                     25: #include <ctype.h>
1.2       kristaps   26: #include <stdio.h>
1.1       kristaps   27: #include <stdlib.h>
1.4       kristaps   28: #include <string.h>
1.1       kristaps   29:
1.94      schwarze   30: #include "mandoc_aux.h"
1.160     schwarze   31: #include "mandoc.h"
1.113     schwarze   32: #include "roff.h"
1.105     schwarze   33: #include "man.h"
1.7       kristaps   34: #include "out.h"
1.1       kristaps   35: #include "html.h"
1.10      kristaps   36: #include "main.h"
1.1       kristaps   37:
1.115     schwarze   38: #define        MAN_ARGS          const struct roff_meta *man, \
1.176     schwarze   39:                          struct roff_node *n, \
1.3       kristaps   40:                          struct html *h
                     41:
1.155     schwarze   42: struct man_html_act {
1.3       kristaps   43:        int             (*pre)(MAN_ARGS);
                     44:        int             (*post)(MAN_ARGS);
                     45: };
                     46:
1.147     schwarze   47: static void              print_man_head(const struct roff_meta *,
                     48:                                struct html *);
1.4       kristaps   49: static void              print_man_nodelist(MAN_ARGS);
                     50: static void              print_man_node(MAN_ARGS);
1.173     schwarze   51: static char              list_continues(const struct roff_node *,
                     52:                                const struct roff_node *);
1.8       kristaps   53: static int               man_B_pre(MAN_ARGS);
1.86      kristaps   54: static int               man_IP_pre(MAN_ARGS);
1.8       kristaps   55: static int               man_I_pre(MAN_ARGS);
1.86      kristaps   56: static int               man_OP_pre(MAN_ARGS);
1.4       kristaps   57: static int               man_PP_pre(MAN_ARGS);
1.9       kristaps   58: static int               man_RS_pre(MAN_ARGS);
1.4       kristaps   59: static int               man_SH_pre(MAN_ARGS);
1.8       kristaps   60: static int               man_SM_pre(MAN_ARGS);
1.156     schwarze   61: static int               man_SY_pre(MAN_ARGS);
1.90      schwarze   62: static int               man_UR_pre(MAN_ARGS);
1.158     schwarze   63: static int               man_abort_pre(MAN_ARGS);
1.86      kristaps   64: static int               man_alt_pre(MAN_ARGS);
                     65: static int               man_ign_pre(MAN_ARGS);
                     66: static int               man_in_pre(MAN_ARGS);
1.147     schwarze   67: static void              man_root_post(const struct roff_meta *,
                     68:                                struct html *);
                     69: static void              man_root_pre(const struct roff_meta *,
                     70:                                struct html *);
1.4       kristaps   71:
1.155     schwarze   72: static const struct man_html_act man_html_acts[MAN_MAX - MAN_TH] = {
1.3       kristaps   73:        { NULL, NULL }, /* TH */
1.4       kristaps   74:        { man_SH_pre, NULL }, /* SH */
1.166     schwarze   75:        { man_SH_pre, NULL }, /* SS */
1.6       kristaps   76:        { man_IP_pre, NULL }, /* TP */
1.154     schwarze   77:        { man_IP_pre, NULL }, /* TQ */
1.158     schwarze   78:        { man_abort_pre, NULL }, /* LP */
1.4       kristaps   79:        { man_PP_pre, NULL }, /* PP */
1.158     schwarze   80:        { man_abort_pre, NULL }, /* P */
1.5       kristaps   81:        { man_IP_pre, NULL }, /* IP */
1.166     schwarze   82:        { man_PP_pre, NULL }, /* HP */
1.8       kristaps   83:        { man_SM_pre, NULL }, /* SM */
1.56      kristaps   84:        { man_SM_pre, NULL }, /* SB */
1.8       kristaps   85:        { man_alt_pre, NULL }, /* BI */
                     86:        { man_alt_pre, NULL }, /* IB */
                     87:        { man_alt_pre, NULL }, /* BR */
                     88:        { man_alt_pre, NULL }, /* RB */
1.3       kristaps   89:        { NULL, NULL }, /* R */
1.8       kristaps   90:        { man_B_pre, NULL }, /* B */
                     91:        { man_I_pre, NULL }, /* I */
                     92:        { man_alt_pre, NULL }, /* IR */
                     93:        { man_alt_pre, NULL }, /* RI */
1.3       kristaps   94:        { NULL, NULL }, /* RE */
1.9       kristaps   95:        { man_RS_pre, NULL }, /* RS */
1.8       kristaps   96:        { man_ign_pre, NULL }, /* DT */
                     97:        { man_ign_pre, NULL }, /* UC */
1.13      kristaps   98:        { man_ign_pre, NULL }, /* PD */
1.34      joerg      99:        { man_ign_pre, NULL }, /* AT */
1.45      kristaps  100:        { man_in_pre, NULL }, /* in */
1.156     schwarze  101:        { man_SY_pre, NULL }, /* SY */
                    102:        { NULL, NULL }, /* YS */
1.86      kristaps  103:        { man_OP_pre, NULL }, /* OP */
1.132     schwarze  104:        { NULL, NULL }, /* EX */
                    105:        { NULL, NULL }, /* EE */
1.90      schwarze  106:        { man_UR_pre, NULL }, /* UR */
                    107:        { NULL, NULL }, /* UE */
1.145     schwarze  108:        { man_UR_pre, NULL }, /* MT */
                    109:        { NULL, NULL }, /* ME */
1.3       kristaps  110: };
                    111:
1.93      schwarze  112:
1.1       kristaps  113: void
1.161     schwarze  114: html_man(void *arg, const struct roff_meta *man)
1.1       kristaps  115: {
1.147     schwarze  116:        struct html             *h;
                    117:        struct roff_node        *n;
                    118:        struct tag              *t;
1.82      kristaps  119:
1.117     schwarze  120:        h = (struct html *)arg;
1.147     schwarze  121:        n = man->first->child;
1.3       kristaps  122:
1.126     schwarze  123:        if ((h->oflags & HTML_FRAGMENT) == 0) {
1.82      kristaps  124:                print_gen_decls(h);
1.126     schwarze  125:                print_otag(h, TAG_HTML, "");
                    126:                t = print_otag(h, TAG_HEAD, "");
1.161     schwarze  127:                print_man_head(man, h);
1.126     schwarze  128:                print_tagq(h, t);
1.181   ! schwarze  129:                if (n != NULL && n->type == ROFFT_COMMENT)
        !           130:                        print_gen_comment(h, n);
1.122     schwarze  131:                print_otag(h, TAG_BODY, "");
1.126     schwarze  132:        }
1.53      kristaps  133:
1.161     schwarze  134:        man_root_pre(man, h);
1.180     schwarze  135:        t = print_otag(h, TAG_MAIN, "c", "manual-text");
1.161     schwarze  136:        print_man_nodelist(man, n, h);
1.127     schwarze  137:        print_tagq(h, t);
1.161     schwarze  138:        man_root_post(man, h);
1.126     schwarze  139:        print_tagq(h, NULL);
1.3       kristaps  140: }
                    141:
                    142: static void
1.147     schwarze  143: print_man_head(const struct roff_meta *man, struct html *h)
1.3       kristaps  144: {
1.123     schwarze  145:        char    *cp;
1.3       kristaps  146:
                    147:        print_gen_head(h);
1.123     schwarze  148:        mandoc_asprintf(&cp, "%s(%s)", man->title, man->msec);
1.122     schwarze  149:        print_otag(h, TAG_TITLE, "");
1.123     schwarze  150:        print_text(h, cp);
                    151:        free(cp);
1.1       kristaps  152: }
1.4       kristaps  153:
                    154: static void
                    155: print_man_nodelist(MAN_ARGS)
                    156: {
1.110     schwarze  157:        while (n != NULL) {
1.132     schwarze  158:                print_man_node(man, n, h);
1.110     schwarze  159:                n = n->next;
                    160:        }
1.4       kristaps  161: }
                    162:
                    163: static void
                    164: print_man_node(MAN_ARGS)
                    165: {
1.132     schwarze  166:        struct tag      *t;
1.4       kristaps  167:        int              child;
                    168:
1.167     schwarze  169:        if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
                    170:                return;
                    171:
1.179     schwarze  172:        if ((n->flags & NODE_NOFILL) == 0)
                    173:                html_fillmode(h, ROFF_fi);
                    174:        else if (html_fillmode(h, ROFF_nf) == ROFF_nf &&
                    175:            n->tok != ROFF_fi && n->flags & NODE_LINE &&
                    176:            (n->prev == NULL || n->prev->tok != MAN_YS))
                    177:                print_endline(h);
1.132     schwarze  178:
                    179:        child = 1;
                    180:        switch (n->type) {
                    181:        case ROFFT_TEXT:
1.163     schwarze  182:                if (*n->string == '\0') {
                    183:                        print_endline(h);
                    184:                        return;
                    185:                }
                    186:                if (*n->string == ' ' && n->flags & NODE_LINE &&
                    187:                    (h->flags & HTML_NONEWLINE) == 0)
1.175     schwarze  188:                        print_otag(h, TAG_BR, "");
1.163     schwarze  189:                else if (n->flags & NODE_DELIMC)
                    190:                        h->flags |= HTML_NOSPACE;
1.170     schwarze  191:                t = h->tag;
                    192:                t->refcnt++;
1.4       kristaps  193:                print_text(h, n->string);
1.130     schwarze  194:                break;
1.113     schwarze  195:        case ROFFT_EQN:
1.170     schwarze  196:                t = h->tag;
                    197:                t->refcnt++;
1.80      kristaps  198:                print_eqn(h, n->eqn);
1.69      kristaps  199:                break;
1.113     schwarze  200:        case ROFFT_TBL:
1.66      kristaps  201:                /*
                    202:                 * This will take care of initialising all of the table
                    203:                 * state data for the first table, then tearing it down
                    204:                 * for the last one.
                    205:                 */
1.60      kristaps  206:                print_tbl(h, n->span);
1.64      kristaps  207:                return;
1.4       kristaps  208:        default:
1.93      schwarze  209:                /*
1.21      kristaps  210:                 * Close out scope of font prior to opening a macro
1.66      kristaps  211:                 * scope.
1.21      kristaps  212:                 */
1.174     schwarze  213:                if (h->metac != ESCAPE_FONTROMAN) {
1.57      kristaps  214:                        h->metal = h->metac;
1.174     schwarze  215:                        h->metac = ESCAPE_FONTROMAN;
1.66      kristaps  216:                }
                    217:
                    218:                /*
                    219:                 * Close out the current table, if it's open, and unset
                    220:                 * the "meta" table state.  This will be reopened on the
                    221:                 * next table element.
                    222:                 */
1.170     schwarze  223:                if (h->tblt != NULL)
1.66      kristaps  224:                        print_tblclose(h);
1.170     schwarze  225:                t = h->tag;
                    226:                t->refcnt++;
1.137     schwarze  227:                if (n->tok < ROFF_MAX) {
1.138     schwarze  228:                        roff_html_pre(h, n);
1.170     schwarze  229:                        t->refcnt--;
1.167     schwarze  230:                        print_stagq(h, t);
1.163     schwarze  231:                        return;
1.137     schwarze  232:                }
                    233:                assert(n->tok >= MAN_TH && n->tok < MAN_MAX);
1.155     schwarze  234:                if (man_html_acts[n->tok - MAN_TH].pre != NULL)
                    235:                        child = (*man_html_acts[n->tok - MAN_TH].pre)(man,
                    236:                            n, h);
1.4       kristaps  237:                break;
                    238:        }
                    239:
1.164     schwarze  240:        if (child && n->child != NULL)
1.132     schwarze  241:                print_man_nodelist(man, n->child, h);
1.21      kristaps  242:
1.24      kristaps  243:        /* This will automatically close out any font scope. */
1.170     schwarze  244:        t->refcnt--;
1.171     schwarze  245:        if (n->type == ROFFT_BLOCK &&
                    246:            (n->tok == MAN_IP || n->tok == MAN_TP || n->tok == MAN_TQ)) {
                    247:                t = h->tag;
1.173     schwarze  248:                while (t->tag != TAG_DL && t->tag != TAG_UL)
1.171     schwarze  249:                        t = t->next;
                    250:                /*
                    251:                 * Close the list if no further item of the same type
                    252:                 * follows; otherwise, close the item only.
                    253:                 */
1.176     schwarze  254:                if (list_continues(n, roff_node_next(n)) == '\0') {
1.171     schwarze  255:                        print_tagq(h, t);
                    256:                        t = NULL;
                    257:                }
                    258:        }
                    259:        if (t != NULL)
                    260:                print_stagq(h, t);
1.4       kristaps  261: }
                    262:
1.65      kristaps  263: static void
1.147     schwarze  264: man_root_pre(const struct roff_meta *man, struct html *h)
1.4       kristaps  265: {
                    266:        struct tag      *t, *tt;
1.94      schwarze  267:        char            *title;
1.4       kristaps  268:
1.89      schwarze  269:        assert(man->title);
                    270:        assert(man->msec);
1.94      schwarze  271:        mandoc_asprintf(&title, "%s(%s)", man->title, man->msec);
1.4       kristaps  272:
1.122     schwarze  273:        t = print_otag(h, TAG_TABLE, "c", "head");
                    274:        tt = print_otag(h, TAG_TR, "");
1.4       kristaps  275:
1.122     schwarze  276:        print_otag(h, TAG_TD, "c", "head-ltitle");
1.4       kristaps  277:        print_text(h, title);
                    278:        print_stagq(h, tt);
                    279:
1.122     schwarze  280:        print_otag(h, TAG_TD, "c", "head-vol");
1.164     schwarze  281:        if (man->vol != NULL)
1.95      schwarze  282:                print_text(h, man->vol);
1.4       kristaps  283:        print_stagq(h, tt);
                    284:
1.122     schwarze  285:        print_otag(h, TAG_TD, "c", "head-rtitle");
1.4       kristaps  286:        print_text(h, title);
                    287:        print_tagq(h, t);
1.94      schwarze  288:        free(title);
1.4       kristaps  289: }
                    290:
                    291: static void
1.147     schwarze  292: man_root_post(const struct roff_meta *man, struct html *h)
1.4       kristaps  293: {
                    294:        struct tag      *t, *tt;
                    295:
1.122     schwarze  296:        t = print_otag(h, TAG_TABLE, "c", "foot");
                    297:        tt = print_otag(h, TAG_TR, "");
1.55      kristaps  298:
1.122     schwarze  299:        print_otag(h, TAG_TD, "c", "foot-date");
1.89      schwarze  300:        print_text(h, man->date);
1.4       kristaps  301:        print_stagq(h, tt);
                    302:
1.122     schwarze  303:        print_otag(h, TAG_TD, "c", "foot-os");
1.164     schwarze  304:        if (man->os != NULL)
1.115     schwarze  305:                print_text(h, man->os);
1.4       kristaps  306:        print_tagq(h, t);
                    307: }
                    308:
                    309: static int
                    310: man_SH_pre(MAN_ARGS)
                    311: {
1.172     schwarze  312:        const char      *class;
                    313:        enum htmltag     tag;
                    314:
                    315:        if (n->tok == MAN_SH) {
                    316:                tag = TAG_H1;
                    317:                class = "Sh";
                    318:        } else {
                    319:                tag = TAG_H2;
                    320:                class = "Ss";
                    321:        }
1.166     schwarze  322:        switch (n->type) {
                    323:        case ROFFT_BLOCK:
                    324:                html_close_paragraph(h);
1.172     schwarze  325:                print_otag(h, TAG_SECTION, "c", class);
1.166     schwarze  326:                break;
                    327:        case ROFFT_HEAD:
1.177     schwarze  328:                print_otag_id(h, tag, class, n);
1.166     schwarze  329:                break;
                    330:        case ROFFT_BODY:
                    331:                break;
                    332:        default:
                    333:                abort();
1.134     schwarze  334:        }
1.119     schwarze  335:        return 1;
1.4       kristaps  336: }
                    337:
                    338: static int
1.8       kristaps  339: man_alt_pre(MAN_ARGS)
                    340: {
1.114     schwarze  341:        const struct roff_node  *nn;
1.164     schwarze  342:        struct tag      *t;
1.130     schwarze  343:        int              i;
1.57      kristaps  344:        enum htmltag     fp;
1.8       kristaps  345:
1.164     schwarze  346:        for (i = 0, nn = n->child; nn != NULL; nn = nn->next, i++) {
1.8       kristaps  347:                switch (n->tok) {
1.93      schwarze  348:                case MAN_BI:
1.57      kristaps  349:                        fp = i % 2 ? TAG_I : TAG_B;
1.8       kristaps  350:                        break;
1.93      schwarze  351:                case MAN_IB:
1.57      kristaps  352:                        fp = i % 2 ? TAG_B : TAG_I;
1.8       kristaps  353:                        break;
1.93      schwarze  354:                case MAN_RI:
1.57      kristaps  355:                        fp = i % 2 ? TAG_I : TAG_MAX;
1.8       kristaps  356:                        break;
1.93      schwarze  357:                case MAN_IR:
1.57      kristaps  358:                        fp = i % 2 ? TAG_MAX : TAG_I;
1.8       kristaps  359:                        break;
1.93      schwarze  360:                case MAN_BR:
1.57      kristaps  361:                        fp = i % 2 ? TAG_MAX : TAG_B;
1.8       kristaps  362:                        break;
1.93      schwarze  363:                case MAN_RB:
1.57      kristaps  364:                        fp = i % 2 ? TAG_B : TAG_MAX;
1.8       kristaps  365:                        break;
                    366:                default:
                    367:                        abort();
                    368:                }
                    369:
                    370:                if (i)
                    371:                        h->flags |= HTML_NOSPACE;
                    372:
1.130     schwarze  373:                if (fp != TAG_MAX)
1.122     schwarze  374:                        t = print_otag(h, fp, "");
1.57      kristaps  375:
1.130     schwarze  376:                print_text(h, nn->string);
1.57      kristaps  377:
1.130     schwarze  378:                if (fp != TAG_MAX)
1.57      kristaps  379:                        print_tagq(h, t);
1.8       kristaps  380:        }
1.119     schwarze  381:        return 0;
1.8       kristaps  382: }
                    383:
                    384: static int
1.56      kristaps  385: man_SM_pre(MAN_ARGS)
1.8       kristaps  386: {
1.122     schwarze  387:        print_otag(h, TAG_SMALL, "");
1.164     schwarze  388:        if (n->tok == MAN_SB)
1.122     schwarze  389:                print_otag(h, TAG_B, "");
1.119     schwarze  390:        return 1;
1.8       kristaps  391: }
                    392:
                    393: static int
1.4       kristaps  394: man_PP_pre(MAN_ARGS)
                    395: {
1.166     schwarze  396:        switch (n->type) {
                    397:        case ROFFT_BLOCK:
                    398:                html_close_paragraph(h);
                    399:                break;
                    400:        case ROFFT_HEAD:
1.119     schwarze  401:                return 0;
1.166     schwarze  402:        case ROFFT_BODY:
                    403:                if (n->child != NULL &&
                    404:                    (n->child->flags & NODE_NOFILL) == 0)
                    405:                        print_otag(h, TAG_P, "c",
                    406:                            n->tok == MAN_PP ? "Pp" : "Pp HP");
                    407:                break;
                    408:        default:
                    409:                abort();
                    410:        }
1.119     schwarze  411:        return 1;
1.5       kristaps  412: }
                    413:
1.173     schwarze  414: static char
                    415: list_continues(const struct roff_node *n1, const struct roff_node *n2)
                    416: {
                    417:        const char *s1, *s2;
                    418:        char c1, c2;
                    419:
                    420:        if (n1 == NULL || n1->type != ROFFT_BLOCK ||
                    421:            n2 == NULL || n2->type != ROFFT_BLOCK)
                    422:                return '\0';
                    423:        if ((n1->tok == MAN_TP || n1->tok == MAN_TQ) &&
                    424:            (n2->tok == MAN_TP || n2->tok == MAN_TQ))
                    425:                return ' ';
                    426:        if (n1->tok != MAN_IP || n2->tok != MAN_IP)
                    427:                return '\0';
                    428:        n1 = n1->head->child;
                    429:        n2 = n2->head->child;
                    430:        s1 = n1 == NULL ? "" : n1->string;
                    431:        s2 = n2 == NULL ? "" : n2->string;
                    432:        c1 = strcmp(s1, "*") == 0 ? '*' :
                    433:             strcmp(s1, "\\-") == 0 ? '-' :
                    434:             strcmp(s1, "\\(bu") == 0 ? 'b' : ' ';
                    435:        c2 = strcmp(s2, "*") == 0 ? '*' :
                    436:             strcmp(s2, "\\-") == 0 ? '-' :
                    437:             strcmp(s2, "\\(bu") == 0 ? 'b' : ' ';
                    438:        return c1 != c2 ? '\0' : c1 == 'b' ? '*' : c1;
                    439: }
                    440:
1.5       kristaps  441: static int
                    442: man_IP_pre(MAN_ARGS)
                    443: {
1.176     schwarze  444:        struct roff_node        *nn;
1.173     schwarze  445:        const char              *list_class;
                    446:        enum htmltag             list_elem, body_elem;
                    447:        char                     list_type;
                    448:
                    449:        nn = n->type == ROFFT_BLOCK ? n : n->parent;
1.176     schwarze  450:        list_type = list_continues(roff_node_prev(nn), nn);
                    451:        if (list_type == '\0') {
1.173     schwarze  452:                /* Start a new list. */
1.176     schwarze  453:                list_type = list_continues(nn, roff_node_next(nn));
                    454:                if (list_type == '\0')
1.173     schwarze  455:                        list_type = ' ';
                    456:                switch (list_type) {
                    457:                case ' ':
                    458:                        list_class = "Bl-tag";
                    459:                        list_elem = TAG_DL;
                    460:                        break;
                    461:                case '*':
                    462:                        list_class = "Bl-bullet";
                    463:                        list_elem = TAG_UL;
                    464:                        break;
                    465:                case '-':
                    466:                        list_class = "Bl-dash";
                    467:                        list_elem = TAG_UL;
                    468:                        break;
                    469:                default:
                    470:                        abort();
                    471:                }
                    472:        } else {
                    473:                /* Continue a list that was started earlier. */
                    474:                list_class = NULL;
                    475:                list_elem = TAG_MAX;
                    476:        }
                    477:        body_elem = list_type == ' ' ? TAG_DD : TAG_LI;
1.5       kristaps  478:
1.166     schwarze  479:        switch (n->type) {
                    480:        case ROFFT_BLOCK:
                    481:                html_close_paragraph(h);
1.173     schwarze  482:                if (list_elem != TAG_MAX)
                    483:                        print_otag(h, list_elem, "c", list_class);
1.166     schwarze  484:                return 1;
                    485:        case ROFFT_HEAD:
1.173     schwarze  486:                if (body_elem == TAG_LI)
                    487:                        return 0;
1.177     schwarze  488:                print_otag_id(h, TAG_DT, NULL, n);
1.166     schwarze  489:                break;
                    490:        case ROFFT_BODY:
1.173     schwarze  491:                print_otag(h, body_elem, "");
1.119     schwarze  492:                return 1;
1.166     schwarze  493:        default:
                    494:                abort();
1.6       kristaps  495:        }
1.154     schwarze  496:        switch(n->tok) {
                    497:        case MAN_IP:  /* Only print the first header element. */
                    498:                if (n->child != NULL)
                    499:                        print_man_node(man, n->child, h);
                    500:                break;
                    501:        case MAN_TP:  /* Only print next-line header elements. */
                    502:        case MAN_TQ:
1.91      schwarze  503:                nn = n->child;
1.154     schwarze  504:                while (nn != NULL && (NODE_LINE & nn->flags) == 0)
1.91      schwarze  505:                        nn = nn->next;
1.154     schwarze  506:                while (nn != NULL) {
1.132     schwarze  507:                        print_man_node(man, nn, h);
1.91      schwarze  508:                        nn = nn->next;
                    509:                }
1.154     schwarze  510:                break;
                    511:        default:
                    512:                abort();
1.91      schwarze  513:        }
1.119     schwarze  514:        return 0;
1.6       kristaps  515: }
                    516:
                    517: static int
1.86      kristaps  518: man_OP_pre(MAN_ARGS)
                    519: {
                    520:        struct tag      *tt;
                    521:
                    522:        print_text(h, "[");
                    523:        h->flags |= HTML_NOSPACE;
1.128     schwarze  524:        tt = print_otag(h, TAG_SPAN, "c", "Op");
1.86      kristaps  525:
1.164     schwarze  526:        if ((n = n->child) != NULL) {
1.122     schwarze  527:                print_otag(h, TAG_B, "");
1.86      kristaps  528:                print_text(h, n->string);
                    529:        }
                    530:
                    531:        print_stagq(h, tt);
                    532:
1.164     schwarze  533:        if (n != NULL && n->next != NULL) {
1.122     schwarze  534:                print_otag(h, TAG_I, "");
1.86      kristaps  535:                print_text(h, n->next->string);
                    536:        }
                    537:
                    538:        print_stagq(h, tt);
                    539:        h->flags |= HTML_NOSPACE;
                    540:        print_text(h, "]");
1.119     schwarze  541:        return 0;
1.86      kristaps  542: }
                    543:
1.8       kristaps  544: static int
                    545: man_B_pre(MAN_ARGS)
                    546: {
1.122     schwarze  547:        print_otag(h, TAG_B, "");
1.119     schwarze  548:        return 1;
1.8       kristaps  549: }
                    550:
                    551: static int
                    552: man_I_pre(MAN_ARGS)
                    553: {
1.122     schwarze  554:        print_otag(h, TAG_I, "");
1.119     schwarze  555:        return 1;
1.45      kristaps  556: }
                    557:
                    558: static int
                    559: man_in_pre(MAN_ARGS)
                    560: {
1.122     schwarze  561:        print_otag(h, TAG_BR, "");
1.119     schwarze  562:        return 0;
1.8       kristaps  563: }
                    564:
                    565: static int
                    566: man_ign_pre(MAN_ARGS)
                    567: {
1.119     schwarze  568:        return 0;
1.8       kristaps  569: }
1.9       kristaps  570:
                    571: static int
                    572: man_RS_pre(MAN_ARGS)
                    573: {
1.166     schwarze  574:        switch (n->type) {
                    575:        case ROFFT_BLOCK:
                    576:                html_close_paragraph(h);
                    577:                break;
                    578:        case ROFFT_HEAD:
1.119     schwarze  579:                return 0;
1.166     schwarze  580:        case ROFFT_BODY:
1.152     schwarze  581:                print_otag(h, TAG_DIV, "c", "Bd-indent");
1.166     schwarze  582:                break;
                    583:        default:
                    584:                abort();
                    585:        }
1.156     schwarze  586:        return 1;
                    587: }
                    588:
                    589: static int
                    590: man_SY_pre(MAN_ARGS)
                    591: {
                    592:        switch (n->type) {
                    593:        case ROFFT_BLOCK:
1.166     schwarze  594:                html_close_paragraph(h);
1.156     schwarze  595:                print_otag(h, TAG_TABLE, "c", "Nm");
                    596:                print_otag(h, TAG_TR, "");
                    597:                break;
                    598:        case ROFFT_HEAD:
                    599:                print_otag(h, TAG_TD, "");
1.168     schwarze  600:                print_otag(h, TAG_CODE, "c", "Nm");
1.156     schwarze  601:                break;
                    602:        case ROFFT_BODY:
                    603:                print_otag(h, TAG_TD, "");
                    604:                break;
                    605:        default:
                    606:                abort();
                    607:        }
1.119     schwarze  608:        return 1;
1.90      schwarze  609: }
                    610:
                    611: static int
                    612: man_UR_pre(MAN_ARGS)
                    613: {
1.145     schwarze  614:        char *cp;
1.164     schwarze  615:
1.90      schwarze  616:        n = n->child;
1.113     schwarze  617:        assert(n->type == ROFFT_HEAD);
1.120     schwarze  618:        if (n->child != NULL) {
1.113     schwarze  619:                assert(n->child->type == ROFFT_TEXT);
1.145     schwarze  620:                if (n->tok == MAN_MT) {
                    621:                        mandoc_asprintf(&cp, "mailto:%s", n->child->string);
1.168     schwarze  622:                        print_otag(h, TAG_A, "ch", "Mt", cp);
1.145     schwarze  623:                        free(cp);
                    624:                } else
1.168     schwarze  625:                        print_otag(h, TAG_A, "ch", "Lk", n->child->string);
1.90      schwarze  626:        }
                    627:
1.113     schwarze  628:        assert(n->next->type == ROFFT_BODY);
1.120     schwarze  629:        if (n->next->child != NULL)
1.90      schwarze  630:                n = n->next;
                    631:
1.132     schwarze  632:        print_man_nodelist(man, n->child, h);
1.119     schwarze  633:        return 0;
1.158     schwarze  634: }
                    635:
                    636: static int
                    637: man_abort_pre(MAN_ARGS)
                    638: {
                    639:        abort();
1.9       kristaps  640: }

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