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Annotation of src/usr.bin/mandoc/man_html.c, Revision 1.109

1.109   ! schwarze    1: /*     $OpenBSD: man_html.c,v 1.108 2018/08/17 20:31:52 schwarze Exp $ */
1.1       schwarze    2: /*
1.56      schwarze    3:  * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
1.100     schwarze    4:  * Copyright (c) 2013,2014,2015,2017,2018 Ingo Schwarze <schwarze@openbsd.org>
1.1       schwarze    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:  *
1.66      schwarze   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.1       schwarze   11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.66      schwarze   12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.1       schwarze   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.
                     17:  */
                     18: #include <sys/types.h>
                     19:
                     20: #include <assert.h>
                     21: #include <ctype.h>
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24: #include <string.h>
                     25:
1.53      schwarze   26: #include "mandoc_aux.h"
1.97      schwarze   27: #include "mandoc.h"
1.66      schwarze   28: #include "roff.h"
1.58      schwarze   29: #include "man.h"
1.1       schwarze   30: #include "out.h"
                     31: #include "html.h"
                     32: #include "main.h"
                     33:
1.2       schwarze   34: /* FIXME: have PD set the default vspace width. */
1.1       schwarze   35:
1.68      schwarze   36: #define        MAN_ARGS          const struct roff_meta *man, \
1.67      schwarze   37:                          const struct roff_node *n, \
1.1       schwarze   38:                          struct html *h
                     39:
1.108     schwarze   40: struct man_html_act {
1.1       schwarze   41:        int             (*pre)(MAN_ARGS);
                     42:        int             (*post)(MAN_ARGS);
                     43: };
                     44:
1.52      schwarze   45: static void              print_bvspace(struct html *,
1.67      schwarze   46:                                const struct roff_node *);
1.100     schwarze   47: static void              print_man_head(const struct roff_meta *,
                     48:                                struct html *);
1.1       schwarze   49: static void              print_man_nodelist(MAN_ARGS);
                     50: static void              print_man_node(MAN_ARGS);
1.85      schwarze   51: static int               fillmode(struct html *, int);
1.1       schwarze   52: static int               man_B_pre(MAN_ARGS);
                     53: static int               man_HP_pre(MAN_ARGS);
1.46      schwarze   54: static int               man_IP_pre(MAN_ARGS);
1.1       schwarze   55: static int               man_I_pre(MAN_ARGS);
1.46      schwarze   56: static int               man_OP_pre(MAN_ARGS);
1.1       schwarze   57: static int               man_PP_pre(MAN_ARGS);
                     58: static int               man_RS_pre(MAN_ARGS);
                     59: static int               man_SH_pre(MAN_ARGS);
                     60: static int               man_SM_pre(MAN_ARGS);
                     61: static int               man_SS_pre(MAN_ARGS);
1.109   ! schwarze   62: static int               man_SY_pre(MAN_ARGS);
1.49      schwarze   63: static int               man_UR_pre(MAN_ARGS);
1.46      schwarze   64: static int               man_alt_pre(MAN_ARGS);
                     65: static int               man_ign_pre(MAN_ARGS);
                     66: static int               man_in_pre(MAN_ARGS);
1.100     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 *);
1.1       schwarze   71:
1.108     schwarze   72: static const struct man_html_act man_html_acts[MAN_MAX - MAN_TH] = {
1.1       schwarze   73:        { NULL, NULL }, /* TH */
                     74:        { man_SH_pre, NULL }, /* SH */
                     75:        { man_SS_pre, NULL }, /* SS */
                     76:        { man_IP_pre, NULL }, /* TP */
1.107     schwarze   77:        { man_IP_pre, NULL }, /* TQ */
1.1       schwarze   78:        { man_PP_pre, NULL }, /* LP */
                     79:        { man_PP_pre, NULL }, /* PP */
                     80:        { man_PP_pre, NULL }, /* P */
                     81:        { man_IP_pre, NULL }, /* IP */
1.52      schwarze   82:        { man_HP_pre, NULL }, /* HP */
1.1       schwarze   83:        { man_SM_pre, NULL }, /* SM */
1.26      schwarze   84:        { man_SM_pre, NULL }, /* SB */
1.1       schwarze   85:        { man_alt_pre, NULL }, /* BI */
                     86:        { man_alt_pre, NULL }, /* IB */
                     87:        { man_alt_pre, NULL }, /* BR */
                     88:        { man_alt_pre, NULL }, /* RB */
                     89:        { NULL, NULL }, /* R */
                     90:        { man_B_pre, NULL }, /* B */
                     91:        { man_I_pre, NULL }, /* I */
                     92:        { man_alt_pre, NULL }, /* IR */
                     93:        { man_alt_pre, NULL }, /* RI */
1.85      schwarze   94:        { NULL, NULL }, /* nf */
                     95:        { NULL, NULL }, /* fi */
1.1       schwarze   96:        { NULL, NULL }, /* RE */
                     97:        { man_RS_pre, NULL }, /* RS */
                     98:        { man_ign_pre, NULL }, /* DT */
                     99:        { man_ign_pre, NULL }, /* UC */
1.2       schwarze  100:        { man_ign_pre, NULL }, /* PD */
1.13      schwarze  101:        { man_ign_pre, NULL }, /* AT */
1.18      schwarze  102:        { man_in_pre, NULL }, /* in */
1.109   ! schwarze  103:        { man_SY_pre, NULL }, /* SY */
        !           104:        { NULL, NULL }, /* YS */
1.46      schwarze  105:        { man_OP_pre, NULL }, /* OP */
1.85      schwarze  106:        { NULL, NULL }, /* EX */
                    107:        { NULL, NULL }, /* EE */
1.49      schwarze  108:        { man_UR_pre, NULL }, /* UR */
                    109:        { NULL, NULL }, /* UE */
1.98      bentley   110:        { man_UR_pre, NULL }, /* MT */
                    111:        { NULL, NULL }, /* ME */
1.1       schwarze  112: };
                    113:
1.52      schwarze  114:
1.39      schwarze  115: /*
                    116:  * Printing leading vertical space before a block.
                    117:  * This is used for the paragraph macros.
                    118:  * The rules are pretty simple, since there's very little nesting going
                    119:  * on here.  Basically, if we're the first within another block (SS/SH),
                    120:  * then don't emit vertical space.  If we are (RS), then do.  If not the
                    121:  * first, print it.
                    122:  */
                    123: static void
1.67      schwarze  124: print_bvspace(struct html *h, const struct roff_node *n)
1.39      schwarze  125: {
                    126:
                    127:        if (n->body && n->body->child)
1.66      schwarze  128:                if (n->body->child->type == ROFFT_TBL)
1.39      schwarze  129:                        return;
                    130:
1.66      schwarze  131:        if (n->parent->type == ROFFT_ROOT || n->parent->tok != MAN_RS)
1.39      schwarze  132:                if (NULL == n->prev)
                    133:                        return;
                    134:
1.56      schwarze  135:        print_paragraph(h);
1.39      schwarze  136: }
1.1       schwarze  137:
                    138: void
1.69      schwarze  139: html_man(void *arg, const struct roff_man *man)
1.1       schwarze  140: {
1.100     schwarze  141:        struct html             *h;
                    142:        struct roff_node        *n;
                    143:        struct tag              *t;
1.43      schwarze  144:
1.70      schwarze  145:        h = (struct html *)arg;
1.100     schwarze  146:        n = man->first->child;
1.1       schwarze  147:
1.79      schwarze  148:        if ((h->oflags & HTML_FRAGMENT) == 0) {
1.43      schwarze  149:                print_gen_decls(h);
1.79      schwarze  150:                print_otag(h, TAG_HTML, "");
1.100     schwarze  151:                if (n->type == ROFFT_COMMENT)
                    152:                        print_gen_comment(h, n);
1.79      schwarze  153:                t = print_otag(h, TAG_HEAD, "");
1.100     schwarze  154:                print_man_head(&man->meta, h);
1.79      schwarze  155:                print_tagq(h, t);
1.75      schwarze  156:                print_otag(h, TAG_BODY, "");
1.79      schwarze  157:        }
1.25      schwarze  158:
1.100     schwarze  159:        man_root_pre(&man->meta, h);
1.80      schwarze  160:        t = print_otag(h, TAG_DIV, "c", "manual-text");
1.100     schwarze  161:        print_man_nodelist(&man->meta, n, h);
1.80      schwarze  162:        print_tagq(h, t);
1.100     schwarze  163:        man_root_post(&man->meta, h);
1.79      schwarze  164:        print_tagq(h, NULL);
1.1       schwarze  165: }
                    166:
                    167: static void
1.100     schwarze  168: print_man_head(const struct roff_meta *man, struct html *h)
1.1       schwarze  169: {
1.76      schwarze  170:        char    *cp;
1.1       schwarze  171:
                    172:        print_gen_head(h);
1.76      schwarze  173:        mandoc_asprintf(&cp, "%s(%s)", man->title, man->msec);
1.75      schwarze  174:        print_otag(h, TAG_TITLE, "");
1.76      schwarze  175:        print_text(h, cp);
                    176:        free(cp);
1.1       schwarze  177: }
                    178:
                    179: static void
                    180: print_man_nodelist(MAN_ARGS)
                    181: {
                    182:
1.63      schwarze  183:        while (n != NULL) {
1.85      schwarze  184:                print_man_node(man, n, h);
1.63      schwarze  185:                n = n->next;
                    186:        }
1.1       schwarze  187: }
                    188:
                    189: static void
                    190: print_man_node(MAN_ARGS)
                    191: {
1.85      schwarze  192:        static int       want_fillmode = MAN_fi;
                    193:        static int       save_fillmode;
                    194:
                    195:        struct tag      *t;
1.1       schwarze  196:        int              child;
                    197:
1.85      schwarze  198:        /*
                    199:         * Handle fill mode switch requests up front,
                    200:         * they would just cause trouble in the subsequent code.
                    201:         */
                    202:
                    203:        switch (n->tok) {
                    204:        case MAN_nf:
                    205:        case MAN_EX:
                    206:                want_fillmode = MAN_nf;
                    207:                return;
                    208:        case MAN_fi:
                    209:        case MAN_EE:
                    210:                want_fillmode = MAN_fi;
                    211:                if (fillmode(h, 0) == MAN_fi)
                    212:                        print_otag(h, TAG_BR, "");
                    213:                return;
                    214:        default:
                    215:                break;
                    216:        }
                    217:
                    218:        /* Set up fill mode for the upcoming node. */
1.1       schwarze  219:
                    220:        switch (n->type) {
1.85      schwarze  221:        case ROFFT_BLOCK:
                    222:                save_fillmode = 0;
                    223:                /* Some block macros suspend or cancel .nf. */
                    224:                switch (n->tok) {
                    225:                case MAN_TP:  /* Tagged paragraphs              */
                    226:                case MAN_IP:  /* temporarily disable .nf        */
                    227:                case MAN_HP:  /* for the head.                  */
                    228:                        save_fillmode = want_fillmode;
                    229:                        /* FALLTHROUGH */
                    230:                case MAN_SH:  /* Section headers                */
                    231:                case MAN_SS:  /* permanently cancel .nf.        */
                    232:                        want_fillmode = MAN_fi;
                    233:                        /* FALLTHROUGH */
                    234:                case MAN_PP:  /* These have no head.            */
                    235:                case MAN_LP:  /* They will simply               */
                    236:                case MAN_P:   /* reopen .nf in the body.        */
                    237:                case MAN_RS:
                    238:                case MAN_UR:
1.98      bentley   239:                case MAN_MT:
1.85      schwarze  240:                        fillmode(h, MAN_fi);
                    241:                        break;
                    242:                default:
                    243:                        break;
                    244:                }
                    245:                break;
                    246:        case ROFFT_TBL:
                    247:                fillmode(h, MAN_fi);
                    248:                break;
                    249:        case ROFFT_ELEM:
                    250:                /*
                    251:                 * Some in-line macros produce tags and/or text
                    252:                 * in the handler, so they require fill mode to be
                    253:                 * configured up front just like for text nodes.
                    254:                 * For the others, keep the traditional approach
                    255:                 * of doing the same, for now.
                    256:                 */
                    257:                fillmode(h, want_fillmode);
                    258:                break;
1.66      schwarze  259:        case ROFFT_TEXT:
1.85      schwarze  260:                if (fillmode(h, want_fillmode) == MAN_fi &&
                    261:                    want_fillmode == MAN_fi &&
1.95      schwarze  262:                    n->flags & NODE_LINE && *n->string == ' ' &&
                    263:                    (h->flags & HTML_NONEWLINE) == 0)
1.75      schwarze  264:                        print_otag(h, TAG_BR, "");
1.85      schwarze  265:                if (*n->string != '\0')
                    266:                        break;
                    267:                print_paragraph(h);
1.99      schwarze  268:                return;
                    269:        case ROFFT_COMMENT:
1.85      schwarze  270:                return;
                    271:        default:
                    272:                break;
                    273:        }
                    274:
                    275:        /* Produce output for this node. */
                    276:
                    277:        child = 1;
                    278:        switch (n->type) {
                    279:        case ROFFT_TEXT:
                    280:                t = h->tag;
1.1       schwarze  281:                print_text(h, n->string);
1.83      schwarze  282:                break;
1.66      schwarze  283:        case ROFFT_EQN:
1.85      schwarze  284:                t = h->tag;
1.41      schwarze  285:                print_eqn(h, n->eqn);
1.37      schwarze  286:                break;
1.66      schwarze  287:        case ROFFT_TBL:
1.33      schwarze  288:                /*
                    289:                 * This will take care of initialising all of the table
                    290:                 * state data for the first table, then tearing it down
                    291:                 * for the last one.
                    292:                 */
1.29      schwarze  293:                print_tbl(h, n->span);
1.32      schwarze  294:                return;
1.1       schwarze  295:        default:
1.52      schwarze  296:                /*
1.4       schwarze  297:                 * Close out scope of font prior to opening a macro
1.33      schwarze  298:                 * scope.
1.4       schwarze  299:                 */
1.27      schwarze  300:                if (HTMLFONT_NONE != h->metac) {
                    301:                        h->metal = h->metac;
                    302:                        h->metac = HTMLFONT_NONE;
1.33      schwarze  303:                }
                    304:
                    305:                /*
                    306:                 * Close out the current table, if it's open, and unset
                    307:                 * the "meta" table state.  This will be reopened on the
                    308:                 * next table element.
                    309:                 */
1.85      schwarze  310:                if (h->tblt)
1.33      schwarze  311:                        print_tblclose(h);
1.85      schwarze  312:
                    313:                t = h->tag;
1.90      schwarze  314:                if (n->tok < ROFF_MAX) {
1.91      schwarze  315:                        roff_html_pre(h, n);
1.94      schwarze  316:                        child = 0;
1.90      schwarze  317:                        break;
                    318:                }
                    319:
                    320:                assert(n->tok >= MAN_TH && n->tok < MAN_MAX);
1.108     schwarze  321:                if (man_html_acts[n->tok - MAN_TH].pre != NULL)
                    322:                        child = (*man_html_acts[n->tok - MAN_TH].pre)(man,
                    323:                            n, h);
1.85      schwarze  324:
                    325:                /* Some block macros resume .nf in the body. */
                    326:                if (save_fillmode && n->type == ROFFT_BODY)
                    327:                        want_fillmode = save_fillmode;
                    328:
1.1       schwarze  329:                break;
                    330:        }
                    331:
                    332:        if (child && n->child)
1.85      schwarze  333:                print_man_nodelist(man, n->child, h);
1.1       schwarze  334:
1.4       schwarze  335:        /* This will automatically close out any font scope. */
1.85      schwarze  336:        print_stagq(h, t);
                    337:
                    338:        if (fillmode(h, 0) == MAN_nf &&
                    339:            n->next != NULL && n->next->flags & NODE_LINE)
                    340:                print_endline(h);
                    341: }
                    342:
                    343: /*
                    344:  * MAN_nf switches to no-fill mode, MAN_fi to fill mode.
                    345:  * Other arguments do not switch.
                    346:  * The old mode is returned.
                    347:  */
                    348: static int
                    349: fillmode(struct html *h, int want)
                    350: {
                    351:        struct tag      *pre;
                    352:        int              had;
1.1       schwarze  353:
1.85      schwarze  354:        for (pre = h->tag; pre != NULL; pre = pre->next)
                    355:                if (pre->tag == TAG_PRE)
                    356:                        break;
                    357:
                    358:        had = pre == NULL ? MAN_fi : MAN_nf;
1.83      schwarze  359:
1.85      schwarze  360:        if (want && want != had) {
                    361:                if (want == MAN_nf)
                    362:                        print_otag(h, TAG_PRE, "");
                    363:                else
                    364:                        print_tagq(h, pre);
                    365:        }
                    366:        return had;
1.1       schwarze  367: }
                    368:
1.38      schwarze  369: static void
1.100     schwarze  370: man_root_pre(const struct roff_meta *man, struct html *h)
1.1       schwarze  371: {
                    372:        struct tag      *t, *tt;
1.53      schwarze  373:        char            *title;
1.1       schwarze  374:
1.48      schwarze  375:        assert(man->title);
                    376:        assert(man->msec);
1.53      schwarze  377:        mandoc_asprintf(&title, "%s(%s)", man->title, man->msec);
1.1       schwarze  378:
1.75      schwarze  379:        t = print_otag(h, TAG_TABLE, "c", "head");
                    380:        tt = print_otag(h, TAG_TR, "");
1.1       schwarze  381:
1.75      schwarze  382:        print_otag(h, TAG_TD, "c", "head-ltitle");
1.1       schwarze  383:        print_text(h, title);
                    384:        print_stagq(h, tt);
                    385:
1.75      schwarze  386:        print_otag(h, TAG_TD, "c", "head-vol");
1.54      schwarze  387:        if (NULL != man->vol)
                    388:                print_text(h, man->vol);
1.1       schwarze  389:        print_stagq(h, tt);
                    390:
1.75      schwarze  391:        print_otag(h, TAG_TD, "c", "head-rtitle");
1.1       schwarze  392:        print_text(h, title);
                    393:        print_tagq(h, t);
1.53      schwarze  394:        free(title);
1.1       schwarze  395: }
                    396:
                    397: static void
1.100     schwarze  398: man_root_post(const struct roff_meta *man, struct html *h)
1.1       schwarze  399: {
                    400:        struct tag      *t, *tt;
                    401:
1.75      schwarze  402:        t = print_otag(h, TAG_TABLE, "c", "foot");
                    403:        tt = print_otag(h, TAG_TR, "");
1.25      schwarze  404:
1.75      schwarze  405:        print_otag(h, TAG_TD, "c", "foot-date");
1.48      schwarze  406:        print_text(h, man->date);
1.1       schwarze  407:        print_stagq(h, tt);
                    408:
1.75      schwarze  409:        print_otag(h, TAG_TD, "c", "foot-os");
1.68      schwarze  410:        if (man->os)
                    411:                print_text(h, man->os);
1.1       schwarze  412:        print_tagq(h, t);
                    413: }
                    414:
                    415: static int
                    416: man_SH_pre(MAN_ARGS)
                    417: {
1.87      schwarze  418:        char    *id;
                    419:
                    420:        if (n->type == ROFFT_HEAD) {
1.103     schwarze  421:                id = html_make_id(n, 1);
1.87      schwarze  422:                print_otag(h, TAG_H1, "cTi", "Sh", id);
1.88      schwarze  423:                if (id != NULL)
1.101     schwarze  424:                        print_otag(h, TAG_A, "chR", "permalink", id);
1.87      schwarze  425:        }
1.72      schwarze  426:        return 1;
1.1       schwarze  427: }
                    428:
                    429: static int
                    430: man_alt_pre(MAN_ARGS)
                    431: {
1.67      schwarze  432:        const struct roff_node  *nn;
1.83      schwarze  433:        int              i;
1.27      schwarze  434:        enum htmltag     fp;
                    435:        struct tag      *t;
1.1       schwarze  436:
                    437:        for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
                    438:                switch (n->tok) {
1.52      schwarze  439:                case MAN_BI:
1.27      schwarze  440:                        fp = i % 2 ? TAG_I : TAG_B;
1.1       schwarze  441:                        break;
1.52      schwarze  442:                case MAN_IB:
1.27      schwarze  443:                        fp = i % 2 ? TAG_B : TAG_I;
1.1       schwarze  444:                        break;
1.52      schwarze  445:                case MAN_RI:
1.27      schwarze  446:                        fp = i % 2 ? TAG_I : TAG_MAX;
1.1       schwarze  447:                        break;
1.52      schwarze  448:                case MAN_IR:
1.27      schwarze  449:                        fp = i % 2 ? TAG_MAX : TAG_I;
1.1       schwarze  450:                        break;
1.52      schwarze  451:                case MAN_BR:
1.27      schwarze  452:                        fp = i % 2 ? TAG_MAX : TAG_B;
1.1       schwarze  453:                        break;
1.52      schwarze  454:                case MAN_RB:
1.27      schwarze  455:                        fp = i % 2 ? TAG_B : TAG_MAX;
1.1       schwarze  456:                        break;
                    457:                default:
                    458:                        abort();
                    459:                }
                    460:
                    461:                if (i)
                    462:                        h->flags |= HTML_NOSPACE;
                    463:
1.83      schwarze  464:                if (fp != TAG_MAX)
1.75      schwarze  465:                        t = print_otag(h, fp, "");
1.27      schwarze  466:
1.83      schwarze  467:                print_text(h, nn->string);
1.27      schwarze  468:
1.83      schwarze  469:                if (fp != TAG_MAX)
1.27      schwarze  470:                        print_tagq(h, t);
1.1       schwarze  471:        }
1.72      schwarze  472:        return 0;
1.1       schwarze  473: }
                    474:
                    475: static int
1.26      schwarze  476: man_SM_pre(MAN_ARGS)
1.1       schwarze  477: {
1.75      schwarze  478:        print_otag(h, TAG_SMALL, "");
1.26      schwarze  479:        if (MAN_SB == n->tok)
1.75      schwarze  480:                print_otag(h, TAG_B, "");
1.72      schwarze  481:        return 1;
1.1       schwarze  482: }
                    483:
                    484: static int
                    485: man_SS_pre(MAN_ARGS)
                    486: {
1.87      schwarze  487:        char    *id;
                    488:
                    489:        if (n->type == ROFFT_HEAD) {
1.103     schwarze  490:                id = html_make_id(n, 1);
1.87      schwarze  491:                print_otag(h, TAG_H2, "cTi", "Ss", id);
1.88      schwarze  492:                if (id != NULL)
1.101     schwarze  493:                        print_otag(h, TAG_A, "chR", "permalink", id);
1.87      schwarze  494:        }
1.72      schwarze  495:        return 1;
1.1       schwarze  496: }
                    497:
                    498: static int
                    499: man_PP_pre(MAN_ARGS)
                    500: {
                    501:
1.66      schwarze  502:        if (n->type == ROFFT_HEAD)
1.72      schwarze  503:                return 0;
1.66      schwarze  504:        else if (n->type == ROFFT_BLOCK)
1.39      schwarze  505:                print_bvspace(h, n);
1.22      schwarze  506:
1.72      schwarze  507:        return 1;
1.1       schwarze  508: }
                    509:
                    510: static int
                    511: man_IP_pre(MAN_ARGS)
                    512: {
1.67      schwarze  513:        const struct roff_node  *nn;
1.1       schwarze  514:
1.66      schwarze  515:        if (n->type == ROFFT_BODY) {
1.102     schwarze  516:                print_otag(h, TAG_DD, "");
1.72      schwarze  517:                return 1;
1.66      schwarze  518:        } else if (n->type != ROFFT_HEAD) {
1.82      schwarze  519:                print_otag(h, TAG_DL, "c", "Bl-tag");
1.72      schwarze  520:                return 1;
1.1       schwarze  521:        }
                    522:
1.102     schwarze  523:        print_otag(h, TAG_DT, "");
1.1       schwarze  524:
1.107     schwarze  525:        switch(n->tok) {
                    526:        case MAN_IP:  /* Only print the first header element. */
                    527:                if (n->child != NULL)
                    528:                        print_man_node(man, n->child, h);
                    529:                break;
                    530:        case MAN_TP:  /* Only print next-line header elements. */
                    531:        case MAN_TQ:
1.50      schwarze  532:                nn = n->child;
1.107     schwarze  533:                while (nn != NULL && (NODE_LINE & nn->flags) == 0)
1.50      schwarze  534:                        nn = nn->next;
1.107     schwarze  535:                while (nn != NULL) {
1.85      schwarze  536:                        print_man_node(man, nn, h);
1.50      schwarze  537:                        nn = nn->next;
                    538:                }
1.107     schwarze  539:                break;
                    540:        default:
                    541:                abort();
1.50      schwarze  542:        }
1.1       schwarze  543:
1.72      schwarze  544:        return 0;
1.1       schwarze  545: }
                    546:
                    547: static int
                    548: man_HP_pre(MAN_ARGS)
                    549: {
1.66      schwarze  550:        if (n->type == ROFFT_HEAD)
1.72      schwarze  551:                return 0;
1.38      schwarze  552:
1.104     schwarze  553:        if (n->type == ROFFT_BLOCK) {
                    554:                print_bvspace(h, n);
                    555:                print_otag(h, TAG_DIV, "c", "HP");
                    556:        }
1.72      schwarze  557:        return 1;
1.1       schwarze  558: }
1.46      schwarze  559:
                    560: static int
                    561: man_OP_pre(MAN_ARGS)
                    562: {
                    563:        struct tag      *tt;
                    564:
                    565:        print_text(h, "[");
                    566:        h->flags |= HTML_NOSPACE;
1.81      schwarze  567:        tt = print_otag(h, TAG_SPAN, "c", "Op");
1.46      schwarze  568:
                    569:        if (NULL != (n = n->child)) {
1.75      schwarze  570:                print_otag(h, TAG_B, "");
1.46      schwarze  571:                print_text(h, n->string);
                    572:        }
                    573:
                    574:        print_stagq(h, tt);
                    575:
                    576:        if (NULL != n && NULL != n->next) {
1.75      schwarze  577:                print_otag(h, TAG_I, "");
1.46      schwarze  578:                print_text(h, n->next->string);
                    579:        }
                    580:
                    581:        print_stagq(h, tt);
                    582:        h->flags |= HTML_NOSPACE;
                    583:        print_text(h, "]");
1.72      schwarze  584:        return 0;
1.46      schwarze  585: }
                    586:
1.1       schwarze  587: static int
                    588: man_B_pre(MAN_ARGS)
                    589: {
1.75      schwarze  590:        print_otag(h, TAG_B, "");
1.72      schwarze  591:        return 1;
1.1       schwarze  592: }
                    593:
                    594: static int
                    595: man_I_pre(MAN_ARGS)
                    596: {
1.75      schwarze  597:        print_otag(h, TAG_I, "");
1.72      schwarze  598:        return 1;
1.18      schwarze  599: }
                    600:
                    601: static int
                    602: man_in_pre(MAN_ARGS)
                    603: {
1.75      schwarze  604:        print_otag(h, TAG_BR, "");
1.72      schwarze  605:        return 0;
1.1       schwarze  606: }
                    607:
                    608: static int
                    609: man_ign_pre(MAN_ARGS)
                    610: {
                    611:
1.72      schwarze  612:        return 0;
1.1       schwarze  613: }
                    614:
                    615: static int
                    616: man_RS_pre(MAN_ARGS)
                    617: {
1.66      schwarze  618:        if (n->type == ROFFT_HEAD)
1.72      schwarze  619:                return 0;
1.105     schwarze  620:        if (n->type == ROFFT_BLOCK)
                    621:                print_otag(h, TAG_DIV, "c", "Bd-indent");
1.109   ! schwarze  622:        return 1;
        !           623: }
        !           624:
        !           625: static int
        !           626: man_SY_pre(MAN_ARGS)
        !           627: {
        !           628:        switch (n->type) {
        !           629:        case ROFFT_BLOCK:
        !           630:                print_otag(h, TAG_TABLE, "c", "Nm");
        !           631:                print_otag(h, TAG_TR, "");
        !           632:                break;
        !           633:        case ROFFT_HEAD:
        !           634:                print_otag(h, TAG_TD, "");
        !           635:                print_otag(h, TAG_CODE, "cT", "Nm");
        !           636:                break;
        !           637:        case ROFFT_BODY:
        !           638:                print_otag(h, TAG_TD, "");
        !           639:                break;
        !           640:        default:
        !           641:                abort();
        !           642:        }
1.72      schwarze  643:        return 1;
1.49      schwarze  644: }
                    645:
                    646: static int
                    647: man_UR_pre(MAN_ARGS)
                    648: {
1.98      bentley   649:        char *cp;
1.49      schwarze  650:        n = n->child;
1.66      schwarze  651:        assert(n->type == ROFFT_HEAD);
1.73      schwarze  652:        if (n->child != NULL) {
1.66      schwarze  653:                assert(n->child->type == ROFFT_TEXT);
1.98      bentley   654:                if (n->tok == MAN_MT) {
                    655:                        mandoc_asprintf(&cp, "mailto:%s", n->child->string);
                    656:                        print_otag(h, TAG_A, "cTh", "Mt", cp);
                    657:                        free(cp);
                    658:                } else
                    659:                        print_otag(h, TAG_A, "cTh", "Lk", n->child->string);
1.49      schwarze  660:        }
                    661:
1.66      schwarze  662:        assert(n->next->type == ROFFT_BODY);
1.73      schwarze  663:        if (n->next->child != NULL)
1.49      schwarze  664:                n = n->next;
                    665:
1.85      schwarze  666:        print_man_nodelist(man, n->child, h);
1.49      schwarze  667:
1.72      schwarze  668:        return 0;
1.1       schwarze  669: }