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Annotation of src/usr.bin/mandoc/man_html.c, Revision 1.140

1.140   ! schwarze    1: /* $OpenBSD: man_html.c,v 1.139 2023/10/18 16:11:29 schwarze Exp $ */
1.1       schwarze    2: /*
1.140   ! schwarze    3:  * Copyright (c) 2013-15,2017-20,2022-23 Ingo Schwarze <schwarze@openbsd.org>
1.56      schwarze    4:  * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
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.
1.130     schwarze   17:  *
                     18:  * HTML formatter for man(7) used by mandoc(1).
1.1       schwarze   19:  */
                     20: #include <sys/types.h>
                     21:
                     22: #include <assert.h>
                     23: #include <ctype.h>
                     24: #include <stdio.h>
                     25: #include <stdlib.h>
                     26: #include <string.h>
                     27:
1.53      schwarze   28: #include "mandoc_aux.h"
1.113     schwarze   29: #include "mandoc.h"
1.66      schwarze   30: #include "roff.h"
1.58      schwarze   31: #include "man.h"
1.1       schwarze   32: #include "out.h"
                     33: #include "html.h"
                     34: #include "main.h"
                     35:
1.68      schwarze   36: #define        MAN_ARGS          const struct roff_meta *man, \
1.129     schwarze   37:                          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:
1.100     schwarze   45: static void              print_man_head(const struct roff_meta *,
                     46:                                struct html *);
1.1       schwarze   47: static void              print_man_nodelist(MAN_ARGS);
                     48: static void              print_man_node(MAN_ARGS);
1.126     schwarze   49: static char              list_continues(const struct roff_node *,
                     50:                                const struct roff_node *);
1.1       schwarze   51: static int               man_B_pre(MAN_ARGS);
1.46      schwarze   52: static int               man_IP_pre(MAN_ARGS);
1.1       schwarze   53: static int               man_I_pre(MAN_ARGS);
1.140   ! schwarze   54: static int               man_MR_pre(MAN_ARGS);
1.46      schwarze   55: static int               man_OP_pre(MAN_ARGS);
1.1       schwarze   56: static int               man_PP_pre(MAN_ARGS);
                     57: static int               man_RS_pre(MAN_ARGS);
                     58: static int               man_SH_pre(MAN_ARGS);
                     59: static int               man_SM_pre(MAN_ARGS);
1.109     schwarze   60: static int               man_SY_pre(MAN_ARGS);
1.49      schwarze   61: static int               man_UR_pre(MAN_ARGS);
1.46      schwarze   62: static int               man_alt_pre(MAN_ARGS);
                     63: static int               man_ign_pre(MAN_ARGS);
                     64: static int               man_in_pre(MAN_ARGS);
1.100     schwarze   65: static void              man_root_post(const struct roff_meta *,
                     66:                                struct html *);
                     67: static void              man_root_pre(const struct roff_meta *,
                     68:                                struct html *);
1.1       schwarze   69:
1.108     schwarze   70: static const struct man_html_act man_html_acts[MAN_MAX - MAN_TH] = {
1.1       schwarze   71:        { NULL, NULL }, /* TH */
                     72:        { man_SH_pre, NULL }, /* SH */
1.119     schwarze   73:        { man_SH_pre, NULL }, /* SS */
1.1       schwarze   74:        { man_IP_pre, NULL }, /* TP */
1.107     schwarze   75:        { man_IP_pre, NULL }, /* TQ */
1.138     schwarze   76:        { man_PP_pre, NULL }, /* LP */
1.1       schwarze   77:        { man_PP_pre, NULL }, /* PP */
1.138     schwarze   78:        { man_PP_pre, NULL }, /* P */
1.1       schwarze   79:        { man_IP_pre, NULL }, /* IP */
1.119     schwarze   80:        { man_PP_pre, NULL }, /* HP */
1.1       schwarze   81:        { man_SM_pre, NULL }, /* SM */
1.26      schwarze   82:        { man_SM_pre, NULL }, /* SB */
1.1       schwarze   83:        { man_alt_pre, NULL }, /* BI */
                     84:        { man_alt_pre, NULL }, /* IB */
                     85:        { man_alt_pre, NULL }, /* BR */
                     86:        { man_alt_pre, NULL }, /* RB */
                     87:        { NULL, NULL }, /* R */
                     88:        { man_B_pre, NULL }, /* B */
                     89:        { man_I_pre, NULL }, /* I */
                     90:        { man_alt_pre, NULL }, /* IR */
                     91:        { man_alt_pre, NULL }, /* RI */
                     92:        { NULL, NULL }, /* RE */
                     93:        { man_RS_pre, NULL }, /* RS */
                     94:        { man_ign_pre, NULL }, /* DT */
                     95:        { man_ign_pre, NULL }, /* UC */
1.2       schwarze   96:        { man_ign_pre, NULL }, /* PD */
1.13      schwarze   97:        { man_ign_pre, NULL }, /* AT */
1.18      schwarze   98:        { man_in_pre, NULL }, /* in */
1.109     schwarze   99:        { man_SY_pre, NULL }, /* SY */
                    100:        { NULL, NULL }, /* YS */
1.46      schwarze  101:        { man_OP_pre, NULL }, /* OP */
1.85      schwarze  102:        { NULL, NULL }, /* EX */
                    103:        { NULL, NULL }, /* EE */
1.49      schwarze  104:        { man_UR_pre, NULL }, /* UR */
                    105:        { NULL, NULL }, /* UE */
1.98      bentley   106:        { man_UR_pre, NULL }, /* MT */
                    107:        { NULL, NULL }, /* ME */
1.140   ! schwarze  108:        { man_MR_pre, NULL }, /* MR */
1.1       schwarze  109: };
                    110:
1.52      schwarze  111:
1.1       schwarze  112: void
1.114     schwarze  113: html_man(void *arg, const struct roff_meta *man)
1.1       schwarze  114: {
1.100     schwarze  115:        struct html             *h;
                    116:        struct roff_node        *n;
                    117:        struct tag              *t;
1.43      schwarze  118:
1.70      schwarze  119:        h = (struct html *)arg;
1.100     schwarze  120:        n = man->first->child;
1.1       schwarze  121:
1.79      schwarze  122:        if ((h->oflags & HTML_FRAGMENT) == 0) {
1.43      schwarze  123:                print_gen_decls(h);
1.79      schwarze  124:                print_otag(h, TAG_HTML, "");
                    125:                t = print_otag(h, TAG_HEAD, "");
1.114     schwarze  126:                print_man_head(man, h);
1.79      schwarze  127:                print_tagq(h, t);
1.134     schwarze  128:                if (n != NULL && n->type == ROFFT_COMMENT)
                    129:                        print_gen_comment(h, n);
1.75      schwarze  130:                print_otag(h, TAG_BODY, "");
1.79      schwarze  131:        }
1.25      schwarze  132:
1.114     schwarze  133:        man_root_pre(man, h);
1.133     schwarze  134:        t = print_otag(h, TAG_MAIN, "c", "manual-text");
1.114     schwarze  135:        print_man_nodelist(man, n, h);
1.80      schwarze  136:        print_tagq(h, t);
1.114     schwarze  137:        man_root_post(man, h);
1.79      schwarze  138:        print_tagq(h, NULL);
1.1       schwarze  139: }
                    140:
                    141: static void
1.100     schwarze  142: print_man_head(const struct roff_meta *man, struct html *h)
1.1       schwarze  143: {
1.76      schwarze  144:        char    *cp;
1.1       schwarze  145:
                    146:        print_gen_head(h);
1.76      schwarze  147:        mandoc_asprintf(&cp, "%s(%s)", man->title, man->msec);
1.75      schwarze  148:        print_otag(h, TAG_TITLE, "");
1.76      schwarze  149:        print_text(h, cp);
                    150:        free(cp);
1.1       schwarze  151: }
                    152:
                    153: static void
                    154: print_man_nodelist(MAN_ARGS)
                    155: {
1.63      schwarze  156:        while (n != NULL) {
1.85      schwarze  157:                print_man_node(man, n, h);
1.63      schwarze  158:                n = n->next;
                    159:        }
1.1       schwarze  160: }
                    161:
                    162: static void
                    163: print_man_node(MAN_ARGS)
                    164: {
1.85      schwarze  165:        struct tag      *t;
1.1       schwarze  166:        int              child;
                    167:
1.120     schwarze  168:        if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
                    169:                return;
                    170:
1.132     schwarze  171:        if ((n->flags & NODE_NOFILL) == 0)
                    172:                html_fillmode(h, ROFF_fi);
                    173:        else if (html_fillmode(h, ROFF_nf) == ROFF_nf &&
                    174:            n->tok != ROFF_fi && n->flags & NODE_LINE &&
                    175:            (n->prev == NULL || n->prev->tok != MAN_YS))
                    176:                print_endline(h);
1.85      schwarze  177:
                    178:        child = 1;
                    179:        switch (n->type) {
                    180:        case ROFFT_TEXT:
1.116     schwarze  181:                if (*n->string == '\0') {
                    182:                        print_endline(h);
                    183:                        return;
                    184:                }
                    185:                if (*n->string == ' ' && n->flags & NODE_LINE &&
                    186:                    (h->flags & HTML_NONEWLINE) == 0)
1.128     schwarze  187:                        print_otag(h, TAG_BR, "");
1.116     schwarze  188:                else if (n->flags & NODE_DELIMC)
                    189:                        h->flags |= HTML_NOSPACE;
1.123     schwarze  190:                t = h->tag;
                    191:                t->refcnt++;
1.1       schwarze  192:                print_text(h, n->string);
1.83      schwarze  193:                break;
1.66      schwarze  194:        case ROFFT_EQN:
1.123     schwarze  195:                t = h->tag;
                    196:                t->refcnt++;
1.41      schwarze  197:                print_eqn(h, n->eqn);
1.37      schwarze  198:                break;
1.66      schwarze  199:        case ROFFT_TBL:
1.33      schwarze  200:                /*
                    201:                 * This will take care of initialising all of the table
                    202:                 * state data for the first table, then tearing it down
                    203:                 * for the last one.
                    204:                 */
1.29      schwarze  205:                print_tbl(h, n->span);
1.32      schwarze  206:                return;
1.1       schwarze  207:        default:
1.52      schwarze  208:                /*
1.4       schwarze  209:                 * Close out scope of font prior to opening a macro
1.33      schwarze  210:                 * scope.
1.4       schwarze  211:                 */
1.127     schwarze  212:                if (h->metac != ESCAPE_FONTROMAN) {
1.27      schwarze  213:                        h->metal = h->metac;
1.127     schwarze  214:                        h->metac = ESCAPE_FONTROMAN;
1.33      schwarze  215:                }
                    216:
                    217:                /*
                    218:                 * Close out the current table, if it's open, and unset
                    219:                 * the "meta" table state.  This will be reopened on the
                    220:                 * next table element.
                    221:                 */
1.123     schwarze  222:                if (h->tblt != NULL)
1.33      schwarze  223:                        print_tblclose(h);
1.123     schwarze  224:                t = h->tag;
                    225:                t->refcnt++;
1.90      schwarze  226:                if (n->tok < ROFF_MAX) {
1.91      schwarze  227:                        roff_html_pre(h, n);
1.123     schwarze  228:                        t->refcnt--;
1.120     schwarze  229:                        print_stagq(h, t);
1.116     schwarze  230:                        return;
1.90      schwarze  231:                }
                    232:                assert(n->tok >= MAN_TH && n->tok < MAN_MAX);
1.108     schwarze  233:                if (man_html_acts[n->tok - MAN_TH].pre != NULL)
                    234:                        child = (*man_html_acts[n->tok - MAN_TH].pre)(man,
                    235:                            n, h);
1.1       schwarze  236:                break;
                    237:        }
                    238:
1.117     schwarze  239:        if (child && n->child != NULL)
1.85      schwarze  240:                print_man_nodelist(man, n->child, h);
1.1       schwarze  241:
1.4       schwarze  242:        /* This will automatically close out any font scope. */
1.123     schwarze  243:        t->refcnt--;
1.124     schwarze  244:        if (n->type == ROFFT_BLOCK &&
                    245:            (n->tok == MAN_IP || n->tok == MAN_TP || n->tok == MAN_TQ)) {
                    246:                t = h->tag;
1.126     schwarze  247:                while (t->tag != TAG_DL && t->tag != TAG_UL)
1.124     schwarze  248:                        t = t->next;
                    249:                /*
                    250:                 * Close the list if no further item of the same type
                    251:                 * follows; otherwise, close the item only.
                    252:                 */
1.129     schwarze  253:                if (list_continues(n, roff_node_next(n)) == '\0') {
1.124     schwarze  254:                        print_tagq(h, t);
                    255:                        t = NULL;
                    256:                }
                    257:        }
                    258:        if (t != NULL)
                    259:                print_stagq(h, t);
1.1       schwarze  260: }
                    261:
1.38      schwarze  262: static void
1.100     schwarze  263: man_root_pre(const struct roff_meta *man, struct html *h)
1.1       schwarze  264: {
1.135     schwarze  265:        struct tag      *t;
1.53      schwarze  266:        char            *title;
1.1       schwarze  267:
1.48      schwarze  268:        assert(man->title);
                    269:        assert(man->msec);
1.53      schwarze  270:        mandoc_asprintf(&title, "%s(%s)", man->title, man->msec);
1.1       schwarze  271:
1.135     schwarze  272:        t = print_otag(h, TAG_DIV, "cr?", "head", "doc-pageheader",
1.137     schwarze  273:            "aria-label", "Manual header line");
1.1       schwarze  274:
1.135     schwarze  275:        print_otag(h, TAG_SPAN, "c", "head-ltitle");
1.1       schwarze  276:        print_text(h, title);
1.135     schwarze  277:        print_stagq(h, t);
1.1       schwarze  278:
1.135     schwarze  279:        print_otag(h, TAG_SPAN, "c", "head-vol");
1.117     schwarze  280:        if (man->vol != NULL)
1.54      schwarze  281:                print_text(h, man->vol);
1.135     schwarze  282:        print_stagq(h, t);
1.1       schwarze  283:
1.135     schwarze  284:        print_otag(h, TAG_SPAN, "c", "head-rtitle");
1.1       schwarze  285:        print_text(h, title);
                    286:        print_tagq(h, t);
1.53      schwarze  287:        free(title);
1.1       schwarze  288: }
                    289:
                    290: static void
1.100     schwarze  291: man_root_post(const struct roff_meta *man, struct html *h)
1.1       schwarze  292: {
1.135     schwarze  293:        struct tag      *t;
                    294:
                    295:        t = print_otag(h, TAG_DIV, "cr?", "foot", "doc-pagefooter",
1.137     schwarze  296:            "aria-label", "Manual footer line");
1.1       schwarze  297:
1.135     schwarze  298:        print_otag(h, TAG_SPAN, "c", "foot-left");
                    299:        print_stagq(h, t);
1.25      schwarze  300:
1.135     schwarze  301:        print_otag(h, TAG_SPAN, "c", "foot-date");
1.48      schwarze  302:        print_text(h, man->date);
1.135     schwarze  303:        print_stagq(h, t);
1.1       schwarze  304:
1.135     schwarze  305:        print_otag(h, TAG_SPAN, "c", "foot-os");
1.117     schwarze  306:        if (man->os != NULL)
1.68      schwarze  307:                print_text(h, man->os);
1.1       schwarze  308:        print_tagq(h, t);
                    309: }
                    310:
                    311: static int
                    312: man_SH_pre(MAN_ARGS)
                    313: {
1.125     schwarze  314:        const char      *class;
                    315:        enum htmltag     tag;
                    316:
                    317:        if (n->tok == MAN_SH) {
1.136     schwarze  318:                tag = TAG_H2;
1.125     schwarze  319:                class = "Sh";
                    320:        } else {
1.136     schwarze  321:                tag = TAG_H3;
1.125     schwarze  322:                class = "Ss";
                    323:        }
1.119     schwarze  324:        switch (n->type) {
                    325:        case ROFFT_BLOCK:
                    326:                html_close_paragraph(h);
1.125     schwarze  327:                print_otag(h, TAG_SECTION, "c", class);
1.119     schwarze  328:                break;
                    329:        case ROFFT_HEAD:
1.130     schwarze  330:                print_otag_id(h, tag, class, n);
1.119     schwarze  331:                break;
                    332:        case ROFFT_BODY:
                    333:                break;
                    334:        default:
                    335:                abort();
1.87      schwarze  336:        }
1.72      schwarze  337:        return 1;
1.1       schwarze  338: }
                    339:
                    340: static int
                    341: man_alt_pre(MAN_ARGS)
                    342: {
1.67      schwarze  343:        const struct roff_node  *nn;
1.117     schwarze  344:        struct tag      *t;
1.83      schwarze  345:        int              i;
1.27      schwarze  346:        enum htmltag     fp;
1.1       schwarze  347:
1.117     schwarze  348:        for (i = 0, nn = n->child; nn != NULL; nn = nn->next, i++) {
1.1       schwarze  349:                switch (n->tok) {
1.52      schwarze  350:                case MAN_BI:
1.27      schwarze  351:                        fp = i % 2 ? TAG_I : TAG_B;
1.1       schwarze  352:                        break;
1.52      schwarze  353:                case MAN_IB:
1.27      schwarze  354:                        fp = i % 2 ? TAG_B : TAG_I;
1.1       schwarze  355:                        break;
1.52      schwarze  356:                case MAN_RI:
1.27      schwarze  357:                        fp = i % 2 ? TAG_I : TAG_MAX;
1.1       schwarze  358:                        break;
1.52      schwarze  359:                case MAN_IR:
1.27      schwarze  360:                        fp = i % 2 ? TAG_MAX : TAG_I;
1.1       schwarze  361:                        break;
1.52      schwarze  362:                case MAN_BR:
1.27      schwarze  363:                        fp = i % 2 ? TAG_MAX : TAG_B;
1.1       schwarze  364:                        break;
1.52      schwarze  365:                case MAN_RB:
1.27      schwarze  366:                        fp = i % 2 ? TAG_B : TAG_MAX;
1.1       schwarze  367:                        break;
                    368:                default:
                    369:                        abort();
                    370:                }
                    371:
                    372:                if (i)
                    373:                        h->flags |= HTML_NOSPACE;
                    374:
1.83      schwarze  375:                if (fp != TAG_MAX)
1.75      schwarze  376:                        t = print_otag(h, fp, "");
1.27      schwarze  377:
1.83      schwarze  378:                print_text(h, nn->string);
1.27      schwarze  379:
1.83      schwarze  380:                if (fp != TAG_MAX)
1.27      schwarze  381:                        print_tagq(h, t);
1.1       schwarze  382:        }
1.72      schwarze  383:        return 0;
1.1       schwarze  384: }
                    385:
                    386: static int
1.26      schwarze  387: man_SM_pre(MAN_ARGS)
1.1       schwarze  388: {
1.75      schwarze  389:        print_otag(h, TAG_SMALL, "");
1.117     schwarze  390:        if (n->tok == MAN_SB)
1.75      schwarze  391:                print_otag(h, TAG_B, "");
1.72      schwarze  392:        return 1;
1.1       schwarze  393: }
                    394:
                    395: static int
                    396: man_PP_pre(MAN_ARGS)
                    397: {
1.119     schwarze  398:        switch (n->type) {
                    399:        case ROFFT_BLOCK:
                    400:                html_close_paragraph(h);
                    401:                break;
                    402:        case ROFFT_HEAD:
1.72      schwarze  403:                return 0;
1.119     schwarze  404:        case ROFFT_BODY:
                    405:                if (n->child != NULL &&
                    406:                    (n->child->flags & NODE_NOFILL) == 0)
                    407:                        print_otag(h, TAG_P, "c",
1.138     schwarze  408:                            n->tok == MAN_HP ? "Pp HP" : "Pp");
1.119     schwarze  409:                break;
                    410:        default:
                    411:                abort();
                    412:        }
1.72      schwarze  413:        return 1;
1.1       schwarze  414: }
                    415:
1.126     schwarze  416: static char
                    417: list_continues(const struct roff_node *n1, const struct roff_node *n2)
                    418: {
                    419:        const char *s1, *s2;
                    420:        char c1, c2;
                    421:
                    422:        if (n1 == NULL || n1->type != ROFFT_BLOCK ||
                    423:            n2 == NULL || n2->type != ROFFT_BLOCK)
                    424:                return '\0';
                    425:        if ((n1->tok == MAN_TP || n1->tok == MAN_TQ) &&
                    426:            (n2->tok == MAN_TP || n2->tok == MAN_TQ))
                    427:                return ' ';
                    428:        if (n1->tok != MAN_IP || n2->tok != MAN_IP)
                    429:                return '\0';
                    430:        n1 = n1->head->child;
                    431:        n2 = n2->head->child;
                    432:        s1 = n1 == NULL ? "" : n1->string;
                    433:        s2 = n2 == NULL ? "" : n2->string;
                    434:        c1 = strcmp(s1, "*") == 0 ? '*' :
                    435:             strcmp(s1, "\\-") == 0 ? '-' :
1.139     schwarze  436:             strcmp(s1, "\\(bu") == 0 ? 'b' :
                    437:             strcmp(s1, "\\[bu]") == 0 ? 'b' : ' ';
1.126     schwarze  438:        c2 = strcmp(s2, "*") == 0 ? '*' :
                    439:             strcmp(s2, "\\-") == 0 ? '-' :
1.139     schwarze  440:             strcmp(s2, "\\(bu") == 0 ? 'b' :
                    441:             strcmp(s2, "\\[bu]") == 0 ? 'b' : ' ';
1.126     schwarze  442:        return c1 != c2 ? '\0' : c1 == 'b' ? '*' : c1;
                    443: }
                    444:
1.1       schwarze  445: static int
                    446: man_IP_pre(MAN_ARGS)
                    447: {
1.129     schwarze  448:        struct roff_node        *nn;
1.126     schwarze  449:        const char              *list_class;
                    450:        enum htmltag             list_elem, body_elem;
                    451:        char                     list_type;
                    452:
                    453:        nn = n->type == ROFFT_BLOCK ? n : n->parent;
1.129     schwarze  454:        list_type = list_continues(roff_node_prev(nn), nn);
                    455:        if (list_type == '\0') {
1.126     schwarze  456:                /* Start a new list. */
1.129     schwarze  457:                list_type = list_continues(nn, roff_node_next(nn));
                    458:                if (list_type == '\0')
1.126     schwarze  459:                        list_type = ' ';
                    460:                switch (list_type) {
                    461:                case ' ':
                    462:                        list_class = "Bl-tag";
                    463:                        list_elem = TAG_DL;
                    464:                        break;
                    465:                case '*':
                    466:                        list_class = "Bl-bullet";
                    467:                        list_elem = TAG_UL;
                    468:                        break;
                    469:                case '-':
                    470:                        list_class = "Bl-dash";
                    471:                        list_elem = TAG_UL;
                    472:                        break;
                    473:                default:
                    474:                        abort();
                    475:                }
                    476:        } else {
                    477:                /* Continue a list that was started earlier. */
                    478:                list_class = NULL;
                    479:                list_elem = TAG_MAX;
                    480:        }
                    481:        body_elem = list_type == ' ' ? TAG_DD : TAG_LI;
1.1       schwarze  482:
1.119     schwarze  483:        switch (n->type) {
                    484:        case ROFFT_BLOCK:
                    485:                html_close_paragraph(h);
1.126     schwarze  486:                if (list_elem != TAG_MAX)
                    487:                        print_otag(h, list_elem, "c", list_class);
1.119     schwarze  488:                return 1;
                    489:        case ROFFT_HEAD:
1.126     schwarze  490:                if (body_elem == TAG_LI)
                    491:                        return 0;
1.130     schwarze  492:                print_otag_id(h, TAG_DT, NULL, n);
1.119     schwarze  493:                break;
                    494:        case ROFFT_BODY:
1.126     schwarze  495:                print_otag(h, body_elem, "");
1.72      schwarze  496:                return 1;
1.119     schwarze  497:        default:
                    498:                abort();
1.1       schwarze  499:        }
1.107     schwarze  500:        switch(n->tok) {
                    501:        case MAN_IP:  /* Only print the first header element. */
                    502:                if (n->child != NULL)
                    503:                        print_man_node(man, n->child, h);
                    504:                break;
                    505:        case MAN_TP:  /* Only print next-line header elements. */
                    506:        case MAN_TQ:
1.50      schwarze  507:                nn = n->child;
1.107     schwarze  508:                while (nn != NULL && (NODE_LINE & nn->flags) == 0)
1.50      schwarze  509:                        nn = nn->next;
1.107     schwarze  510:                while (nn != NULL) {
1.85      schwarze  511:                        print_man_node(man, nn, h);
1.50      schwarze  512:                        nn = nn->next;
                    513:                }
1.107     schwarze  514:                break;
                    515:        default:
                    516:                abort();
1.140   ! schwarze  517:        }
        !           518:        return 0;
        !           519: }
        !           520:
        !           521: static int
        !           522: man_MR_pre(MAN_ARGS)
        !           523: {
        !           524:        struct tag      *t;
        !           525:        const char      *name, *section, *suffix;
        !           526:        char            *label;
        !           527:
        !           528:        html_setfont(h, ESCAPE_FONTROMAN);
        !           529:        name = section = suffix = label = NULL;
        !           530:        if (n->child != NULL) {
        !           531:                name = n->child->string;
        !           532:                if (n->child->next != NULL) {
        !           533:                        section = n->child->next->string;
        !           534:                        mandoc_asprintf(&label,
        !           535:                            "%s, section %s", name, section);
        !           536:                        if (n->child->next->next != NULL)
        !           537:                                suffix = n->child->next->next->string;
        !           538:                }
        !           539:        }
        !           540:
        !           541:        if (name != NULL && section != NULL && h->base_man1 != NULL)
        !           542:                t = print_otag(h, TAG_A, "chM?", "Xr",
        !           543:                    name, section, "aria-label", label);
        !           544:        else
        !           545:                t = print_otag(h, TAG_A, "c?", "Xr", "aria-label", label);
        !           546:
        !           547:        free(label);
        !           548:        if (name != NULL) {
        !           549:                print_text(h, name);
        !           550:                h->flags |= HTML_NOSPACE;
        !           551:        }
        !           552:        print_text(h, "(");
        !           553:        h->flags |= HTML_NOSPACE;
        !           554:        if (section != NULL) {
        !           555:                print_text(h, section);
        !           556:                h->flags |= HTML_NOSPACE;
        !           557:        }
        !           558:        print_text(h, ")");
        !           559:        print_tagq(h, t);
        !           560:        if (suffix != NULL) {
        !           561:                h->flags |= HTML_NOSPACE;
        !           562:                print_text(h, suffix);
1.50      schwarze  563:        }
1.72      schwarze  564:        return 0;
1.1       schwarze  565: }
                    566:
                    567: static int
1.46      schwarze  568: man_OP_pre(MAN_ARGS)
                    569: {
                    570:        struct tag      *tt;
                    571:
                    572:        print_text(h, "[");
                    573:        h->flags |= HTML_NOSPACE;
1.81      schwarze  574:        tt = print_otag(h, TAG_SPAN, "c", "Op");
1.46      schwarze  575:
1.117     schwarze  576:        if ((n = n->child) != NULL) {
1.75      schwarze  577:                print_otag(h, TAG_B, "");
1.46      schwarze  578:                print_text(h, n->string);
                    579:        }
                    580:
                    581:        print_stagq(h, tt);
                    582:
1.117     schwarze  583:        if (n != NULL && n->next != NULL) {
1.75      schwarze  584:                print_otag(h, TAG_I, "");
1.46      schwarze  585:                print_text(h, n->next->string);
                    586:        }
                    587:
                    588:        print_stagq(h, tt);
                    589:        h->flags |= HTML_NOSPACE;
                    590:        print_text(h, "]");
1.72      schwarze  591:        return 0;
1.46      schwarze  592: }
                    593:
1.1       schwarze  594: static int
                    595: man_B_pre(MAN_ARGS)
                    596: {
1.75      schwarze  597:        print_otag(h, TAG_B, "");
1.72      schwarze  598:        return 1;
1.1       schwarze  599: }
                    600:
                    601: static int
                    602: man_I_pre(MAN_ARGS)
                    603: {
1.75      schwarze  604:        print_otag(h, TAG_I, "");
1.72      schwarze  605:        return 1;
1.18      schwarze  606: }
                    607:
                    608: static int
                    609: man_in_pre(MAN_ARGS)
                    610: {
1.75      schwarze  611:        print_otag(h, TAG_BR, "");
1.72      schwarze  612:        return 0;
1.1       schwarze  613: }
                    614:
                    615: static int
                    616: man_ign_pre(MAN_ARGS)
                    617: {
1.72      schwarze  618:        return 0;
1.1       schwarze  619: }
                    620:
                    621: static int
                    622: man_RS_pre(MAN_ARGS)
                    623: {
1.119     schwarze  624:        switch (n->type) {
                    625:        case ROFFT_BLOCK:
                    626:                html_close_paragraph(h);
                    627:                break;
                    628:        case ROFFT_HEAD:
1.72      schwarze  629:                return 0;
1.119     schwarze  630:        case ROFFT_BODY:
1.105     schwarze  631:                print_otag(h, TAG_DIV, "c", "Bd-indent");
1.119     schwarze  632:                break;
                    633:        default:
                    634:                abort();
                    635:        }
1.109     schwarze  636:        return 1;
                    637: }
                    638:
                    639: static int
                    640: man_SY_pre(MAN_ARGS)
                    641: {
                    642:        switch (n->type) {
                    643:        case ROFFT_BLOCK:
1.119     schwarze  644:                html_close_paragraph(h);
1.109     schwarze  645:                print_otag(h, TAG_TABLE, "c", "Nm");
                    646:                print_otag(h, TAG_TR, "");
                    647:                break;
                    648:        case ROFFT_HEAD:
                    649:                print_otag(h, TAG_TD, "");
1.121     schwarze  650:                print_otag(h, TAG_CODE, "c", "Nm");
1.109     schwarze  651:                break;
                    652:        case ROFFT_BODY:
                    653:                print_otag(h, TAG_TD, "");
                    654:                break;
                    655:        default:
                    656:                abort();
                    657:        }
1.72      schwarze  658:        return 1;
1.49      schwarze  659: }
                    660:
                    661: static int
                    662: man_UR_pre(MAN_ARGS)
                    663: {
1.98      bentley   664:        char *cp;
1.117     schwarze  665:
1.49      schwarze  666:        n = n->child;
1.66      schwarze  667:        assert(n->type == ROFFT_HEAD);
1.73      schwarze  668:        if (n->child != NULL) {
1.66      schwarze  669:                assert(n->child->type == ROFFT_TEXT);
1.98      bentley   670:                if (n->tok == MAN_MT) {
                    671:                        mandoc_asprintf(&cp, "mailto:%s", n->child->string);
1.121     schwarze  672:                        print_otag(h, TAG_A, "ch", "Mt", cp);
1.98      bentley   673:                        free(cp);
                    674:                } else
1.121     schwarze  675:                        print_otag(h, TAG_A, "ch", "Lk", n->child->string);
1.49      schwarze  676:        }
                    677:
1.66      schwarze  678:        assert(n->next->type == ROFFT_BODY);
1.73      schwarze  679:        if (n->next->child != NULL)
1.49      schwarze  680:                n = n->next;
                    681:
1.85      schwarze  682:        print_man_nodelist(man, n->child, h);
1.72      schwarze  683:        return 0;
1.1       schwarze  684: }