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

Annotation of mandoc/mdoc_term.c, Revision 1.155

1.155   ! kristaps    1: /*     $Id: mdoc_term.c,v 1.154 2010/06/13 21:41:58 kristaps Exp $ */
1.1       kristaps    2: /*
1.7       kristaps    3:  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    8:  *
1.6       kristaps    9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   16:  */
1.107     kristaps   17: #ifdef HAVE_CONFIG_H
                     18: #include "config.h"
                     19: #endif
                     20:
1.1       kristaps   21: #include <sys/types.h>
                     22:
                     23: #include <assert.h>
                     24: #include <ctype.h>
1.118     kristaps   25: #include <stdint.h>
1.1       kristaps   26: #include <stdio.h>
                     27: #include <stdlib.h>
                     28: #include <string.h>
                     29:
1.125     kristaps   30: #include "mandoc.h"
1.92      kristaps   31: #include "out.h"
1.1       kristaps   32: #include "term.h"
                     33: #include "mdoc.h"
1.89      kristaps   34: #include "chars.h"
                     35: #include "main.h"
1.1       kristaps   36:
1.66      kristaps   37: #define        INDENT            5
                     38: #define        HALFINDENT        3
                     39:
1.1       kristaps   40: struct termpair {
                     41:        struct termpair  *ppair;
1.31      kristaps   42:        int               count;
1.1       kristaps   43: };
                     44:
1.31      kristaps   45: #define        DECL_ARGS struct termp *p, \
                     46:                  struct termpair *pair, \
1.86      kristaps   47:                  const struct mdoc_meta *m, \
                     48:                  const struct mdoc_node *n
1.1       kristaps   49:
                     50: struct termact {
                     51:        int     (*pre)(DECL_ARGS);
                     52:        void    (*post)(DECL_ARGS);
                     53: };
                     54:
1.154     kristaps   55: static size_t    a2width(const char *);
1.96      kristaps   56: static size_t    a2height(const struct mdoc_node *);
1.148     kristaps   57: static size_t    a2offs(const char *);
1.96      kristaps   58:
                     59: static int       arg_hasattr(int, const struct mdoc_node *);
                     60: static int       arg_getattr(int, const struct mdoc_node *);
                     61: static void      print_bvspace(struct termp *,
1.151     kristaps   62:                        const struct mdoc_node *,
1.96      kristaps   63:                        const struct mdoc_node *);
1.102     kristaps   64: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   65: static void      print_mdoc_nodelist(DECL_ARGS);
1.144     kristaps   66: static void      print_mdoc_head(struct termp *, const void *);
1.145     kristaps   67: static void      print_mdoc_foot(struct termp *, const void *);
1.143     kristaps   68: static void      synopsis_pre(struct termp *,
                     69:                        const struct mdoc_node *);
1.96      kristaps   70:
1.31      kristaps   71: static void      termp____post(DECL_ARGS);
1.61      kristaps   72: static void      termp_an_post(DECL_ARGS);
1.31      kristaps   73: static void      termp_aq_post(DECL_ARGS);
                     74: static void      termp_bd_post(DECL_ARGS);
                     75: static void      termp_bl_post(DECL_ARGS);
                     76: static void      termp_bq_post(DECL_ARGS);
                     77: static void      termp_brq_post(DECL_ARGS);
                     78: static void      termp_bx_post(DECL_ARGS);
                     79: static void      termp_d1_post(DECL_ARGS);
                     80: static void      termp_dq_post(DECL_ARGS);
1.143     kristaps   81: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps   82: static void      termp_fo_post(DECL_ARGS);
                     83: static void      termp_in_post(DECL_ARGS);
                     84: static void      termp_it_post(DECL_ARGS);
                     85: static void      termp_lb_post(DECL_ARGS);
                     86: static void      termp_op_post(DECL_ARGS);
                     87: static void      termp_pf_post(DECL_ARGS);
                     88: static void      termp_pq_post(DECL_ARGS);
                     89: static void      termp_qq_post(DECL_ARGS);
                     90: static void      termp_sh_post(DECL_ARGS);
                     91: static void      termp_sq_post(DECL_ARGS);
                     92: static void      termp_ss_post(DECL_ARGS);
                     93:
1.61      kristaps   94: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   95: static int       termp_ap_pre(DECL_ARGS);
                     96: static int       termp_aq_pre(DECL_ARGS);
                     97: static int       termp_bd_pre(DECL_ARGS);
                     98: static int       termp_bf_pre(DECL_ARGS);
1.115     kristaps   99: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps  100: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps  101: static int       termp_bq_pre(DECL_ARGS);
                    102: static int       termp_brq_pre(DECL_ARGS);
                    103: static int       termp_bt_pre(DECL_ARGS);
                    104: static int       termp_cd_pre(DECL_ARGS);
                    105: static int       termp_d1_pre(DECL_ARGS);
                    106: static int       termp_dq_pre(DECL_ARGS);
                    107: static int       termp_ex_pre(DECL_ARGS);
                    108: static int       termp_fa_pre(DECL_ARGS);
                    109: static int       termp_fl_pre(DECL_ARGS);
                    110: static int       termp_fn_pre(DECL_ARGS);
                    111: static int       termp_fo_pre(DECL_ARGS);
                    112: static int       termp_ft_pre(DECL_ARGS);
                    113: static int       termp_in_pre(DECL_ARGS);
                    114: static int       termp_it_pre(DECL_ARGS);
1.102     kristaps  115: static int       termp_li_pre(DECL_ARGS);
1.31      kristaps  116: static int       termp_lk_pre(DECL_ARGS);
                    117: static int       termp_nd_pre(DECL_ARGS);
                    118: static int       termp_nm_pre(DECL_ARGS);
                    119: static int       termp_ns_pre(DECL_ARGS);
                    120: static int       termp_op_pre(DECL_ARGS);
                    121: static int       termp_pf_pre(DECL_ARGS);
                    122: static int       termp_pq_pre(DECL_ARGS);
                    123: static int       termp_qq_pre(DECL_ARGS);
                    124: static int       termp_rs_pre(DECL_ARGS);
                    125: static int       termp_rv_pre(DECL_ARGS);
                    126: static int       termp_sh_pre(DECL_ARGS);
                    127: static int       termp_sm_pre(DECL_ARGS);
1.45      kristaps  128: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  129: static int       termp_sq_pre(DECL_ARGS);
                    130: static int       termp_ss_pre(DECL_ARGS);
1.69      kristaps  131: static int       termp_under_pre(DECL_ARGS);
1.31      kristaps  132: static int       termp_ud_pre(DECL_ARGS);
1.110     kristaps  133: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  134: static int       termp_xr_pre(DECL_ARGS);
                    135: static int       termp_xx_pre(DECL_ARGS);
                    136:
1.70      kristaps  137: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  138:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  139:        { NULL, NULL }, /* Dd */
                    140:        { NULL, NULL }, /* Dt */
                    141:        { NULL, NULL }, /* Os */
                    142:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    143:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.76      kristaps  144:        { termp_sp_pre, NULL }, /* Pp */
1.1       kristaps  145:        { termp_d1_pre, termp_d1_post }, /* D1 */
                    146:        { termp_d1_pre, termp_d1_post }, /* Dl */
                    147:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    148:        { NULL, NULL }, /* Ed */
1.115     kristaps  149:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  150:        { NULL, NULL }, /* El */
                    151:        { termp_it_pre, termp_it_post }, /* It */
                    152:        { NULL, NULL }, /* Ad */
1.61      kristaps  153:        { termp_an_pre, termp_an_post }, /* An */
1.69      kristaps  154:        { termp_under_pre, NULL }, /* Ar */
1.1       kristaps  155:        { termp_cd_pre, NULL }, /* Cd */
1.69      kristaps  156:        { termp_bold_pre, NULL }, /* Cm */
1.1       kristaps  157:        { NULL, NULL }, /* Dv */
                    158:        { NULL, NULL }, /* Er */
                    159:        { NULL, NULL }, /* Ev */
                    160:        { termp_ex_pre, NULL }, /* Ex */
                    161:        { termp_fa_pre, NULL }, /* Fa */
1.143     kristaps  162:        { termp_fd_pre, NULL }, /* Fd */
1.1       kristaps  163:        { termp_fl_pre, NULL }, /* Fl */
1.143     kristaps  164:        { termp_fn_pre, NULL }, /* Fn */
1.141     kristaps  165:        { termp_ft_pre, NULL }, /* Ft */
1.69      kristaps  166:        { termp_bold_pre, NULL }, /* Ic */
1.1       kristaps  167:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  168:        { termp_li_pre, NULL }, /* Li */
1.1       kristaps  169:        { termp_nd_pre, NULL }, /* Nd */
                    170:        { termp_nm_pre, NULL }, /* Nm */
                    171:        { termp_op_pre, termp_op_post }, /* Op */
                    172:        { NULL, NULL }, /* Ot */
1.69      kristaps  173:        { termp_under_pre, NULL }, /* Pa */
1.1       kristaps  174:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  175:        { NULL, NULL }, /* St */
1.69      kristaps  176:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  177:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  178:        { termp_xr_pre, NULL }, /* Xr */
                    179:        { NULL, termp____post }, /* %A */
1.84      kristaps  180:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  181:        { NULL, termp____post }, /* %D */
1.84      kristaps  182:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  183:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  184:        { NULL, termp____post }, /* %N */
                    185:        { NULL, termp____post }, /* %O */
                    186:        { NULL, termp____post }, /* %P */
                    187:        { NULL, termp____post }, /* %R */
1.117     kristaps  188:        { termp_under_pre, termp____post }, /* %T */
1.1       kristaps  189:        { NULL, termp____post }, /* %V */
                    190:        { NULL, NULL }, /* Ac */
                    191:        { termp_aq_pre, termp_aq_post }, /* Ao */
                    192:        { termp_aq_pre, termp_aq_post }, /* Aq */
1.35      kristaps  193:        { NULL, NULL }, /* At */
1.1       kristaps  194:        { NULL, NULL }, /* Bc */
                    195:        { termp_bf_pre, NULL }, /* Bf */
                    196:        { termp_bq_pre, termp_bq_post }, /* Bo */
                    197:        { termp_bq_pre, termp_bq_post }, /* Bq */
1.26      kristaps  198:        { termp_xx_pre, NULL }, /* Bsx */
1.1       kristaps  199:        { NULL, termp_bx_post }, /* Bx */
                    200:        { NULL, NULL }, /* Db */
                    201:        { NULL, NULL }, /* Dc */
                    202:        { termp_dq_pre, termp_dq_post }, /* Do */
                    203:        { termp_dq_pre, termp_dq_post }, /* Dq */
1.112     kristaps  204:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  205:        { NULL, NULL }, /* Ef */
1.69      kristaps  206:        { termp_under_pre, NULL }, /* Em */
1.1       kristaps  207:        { NULL, NULL }, /* Eo */
1.26      kristaps  208:        { termp_xx_pre, NULL }, /* Fx */
1.80      kristaps  209:        { termp_bold_pre, NULL }, /* Ms */ /* FIXME: convert to symbol? */
1.1       kristaps  210:        { NULL, NULL }, /* No */
                    211:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  212:        { termp_xx_pre, NULL }, /* Nx */
                    213:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  214:        { NULL, NULL }, /* Pc */
                    215:        { termp_pf_pre, termp_pf_post }, /* Pf */
                    216:        { termp_pq_pre, termp_pq_post }, /* Po */
                    217:        { termp_pq_pre, termp_pq_post }, /* Pq */
                    218:        { NULL, NULL }, /* Qc */
                    219:        { termp_sq_pre, termp_sq_post }, /* Ql */
                    220:        { termp_qq_pre, termp_qq_post }, /* Qo */
                    221:        { termp_qq_pre, termp_qq_post }, /* Qq */
                    222:        { NULL, NULL }, /* Re */
                    223:        { termp_rs_pre, NULL }, /* Rs */
                    224:        { NULL, NULL }, /* Sc */
                    225:        { termp_sq_pre, termp_sq_post }, /* So */
                    226:        { termp_sq_pre, termp_sq_post }, /* Sq */
                    227:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  228:        { termp_under_pre, NULL }, /* Sx */
                    229:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  230:        { NULL, NULL }, /* Tn */
1.26      kristaps  231:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  232:        { NULL, NULL }, /* Xc */
                    233:        { NULL, NULL }, /* Xo */
                    234:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    235:        { NULL, NULL }, /* Fc */
                    236:        { termp_op_pre, termp_op_post }, /* Oo */
                    237:        { NULL, NULL }, /* Oc */
                    238:        { NULL, NULL }, /* Bk */
                    239:        { NULL, NULL }, /* Ek */
                    240:        { termp_bt_pre, NULL }, /* Bt */
                    241:        { NULL, NULL }, /* Hf */
                    242:        { NULL, NULL }, /* Fr */
                    243:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  244:        { NULL, termp_lb_post }, /* Lb */
1.76      kristaps  245:        { termp_sp_pre, NULL }, /* Lp */
1.1       kristaps  246:        { termp_lk_pre, NULL }, /* Lk */
1.69      kristaps  247:        { termp_under_pre, NULL }, /* Mt */
1.1       kristaps  248:        { termp_brq_pre, termp_brq_post }, /* Brq */
                    249:        { termp_brq_pre, termp_brq_post }, /* Bro */
                    250:        { NULL, NULL }, /* Brc */
1.83      kristaps  251:        { NULL, termp____post }, /* %C */
1.81      kristaps  252:        { NULL, NULL }, /* Es */ /* TODO */
                    253:        { NULL, NULL }, /* En */ /* TODO */
1.26      kristaps  254:        { termp_xx_pre, NULL }, /* Dx */
1.83      kristaps  255:        { NULL, termp____post }, /* %Q */
1.76      kristaps  256:        { termp_sp_pre, NULL }, /* br */
1.45      kristaps  257:        { termp_sp_pre, NULL }, /* sp */
1.96      kristaps  258:        { termp_under_pre, termp____post }, /* %U */
1.135     kristaps  259:        { NULL, NULL }, /* Ta */
1.1       kristaps  260: };
                    261:
                    262:
1.70      kristaps  263: void
1.89      kristaps  264: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1       kristaps  265: {
1.70      kristaps  266:        const struct mdoc_node  *n;
                    267:        const struct mdoc_meta  *m;
1.89      kristaps  268:        struct termp            *p;
                    269:
                    270:        p = (struct termp *)arg;
1.111     kristaps  271:
                    272:        p->overstep = 0;
1.123     joerg     273:        p->maxrmargin = p->defrmargin;
1.129     schwarze  274:        p->tabwidth = 5;
1.89      kristaps  275:
                    276:        if (NULL == p->symtab)
                    277:                switch (p->enc) {
                    278:                case (TERMENC_ASCII):
                    279:                        p->symtab = chars_init(CHARS_ASCII);
                    280:                        break;
                    281:                default:
                    282:                        abort();
                    283:                        /* NOTREACHED */
                    284:                }
1.70      kristaps  285:
                    286:        n = mdoc_node(mdoc);
                    287:        m = mdoc_meta(mdoc);
1.146     schwarze  288:
                    289:        term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70      kristaps  290:
                    291:        if (n->child)
1.102     kristaps  292:                print_mdoc_nodelist(p, NULL, m, n->child);
1.144     kristaps  293:
                    294:        term_end(p);
1.1       kristaps  295: }
                    296:
                    297:
1.3       kristaps  298: static void
1.102     kristaps  299: print_mdoc_nodelist(DECL_ARGS)
1.1       kristaps  300: {
                    301:
1.102     kristaps  302:        print_mdoc_node(p, pair, m, n);
1.86      kristaps  303:        if (n->next)
1.102     kristaps  304:                print_mdoc_nodelist(p, pair, m, n->next);
1.1       kristaps  305: }
                    306:
                    307:
1.70      kristaps  308: /* ARGSUSED */
1.3       kristaps  309: static void
1.102     kristaps  310: print_mdoc_node(DECL_ARGS)
1.1       kristaps  311: {
1.102     kristaps  312:        int              chld;
                    313:        const void      *font;
1.1       kristaps  314:        struct termpair  npair;
1.30      kristaps  315:        size_t           offset, rmargin;
1.1       kristaps  316:
1.70      kristaps  317:        chld = 1;
1.29      kristaps  318:        offset = p->offset;
1.30      kristaps  319:        rmargin = p->rmargin;
1.102     kristaps  320:        font = term_fontq(p);
1.29      kristaps  321:
1.97      kristaps  322:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  323:        npair.ppair = pair;
1.46      kristaps  324:
1.86      kristaps  325:        if (MDOC_TEXT != n->type) {
                    326:                if (termacts[n->tok].pre)
                    327:                        chld = (*termacts[n->tok].pre)(p, &npair, m, n);
1.70      kristaps  328:        } else
1.86      kristaps  329:                term_word(p, n->string);
1.102     kristaps  330:
1.86      kristaps  331:        if (chld && n->child)
1.102     kristaps  332:                print_mdoc_nodelist(p, &npair, m, n->child);
1.1       kristaps  333:
1.102     kristaps  334:        term_fontpopq(p, font);
1.46      kristaps  335:
1.86      kristaps  336:        if (MDOC_TEXT != n->type)
                    337:                if (termacts[n->tok].post)
                    338:                        (*termacts[n->tok].post)(p, &npair, m, n);
1.121     kristaps  339:
                    340:        if (MDOC_EOS & n->flags)
                    341:                p->flags |= TERMP_SENTENCE;
1.29      kristaps  342:
                    343:        p->offset = offset;
1.30      kristaps  344:        p->rmargin = rmargin;
1.1       kristaps  345: }
                    346:
                    347:
1.3       kristaps  348: static void
1.145     kristaps  349: print_mdoc_foot(struct termp *p, const void *arg)
1.1       kristaps  350: {
1.98      kristaps  351:        char            buf[DATESIZ], os[BUFSIZ];
1.144     kristaps  352:        const struct mdoc_meta *m;
                    353:
                    354:        m = (const struct mdoc_meta *)arg;
1.1       kristaps  355:
1.102     kristaps  356:        term_fontrepl(p, TERMFONT_NONE);
1.101     kristaps  357:
1.9       kristaps  358:        /*
                    359:         * Output the footer in new-groff style, that is, three columns
                    360:         * with the middle being the manual date and flanking columns
                    361:         * being the operating system:
                    362:         *
                    363:         * SYSTEM                  DATE                    SYSTEM
                    364:         */
                    365:
1.94      kristaps  366:        time2a(m->date, buf, DATESIZ);
1.98      kristaps  367:        strlcpy(os, m->os, BUFSIZ);
1.1       kristaps  368:
                    369:        term_vspace(p);
                    370:
1.9       kristaps  371:        p->offset = 0;
                    372:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  373:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    374:
                    375:        term_word(p, os);
                    376:        term_flushln(p);
                    377:
1.9       kristaps  378:        p->offset = p->rmargin;
                    379:        p->rmargin = p->maxrmargin - strlen(os);
1.1       kristaps  380:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.9       kristaps  381:
                    382:        term_word(p, buf);
                    383:        term_flushln(p);
                    384:
1.1       kristaps  385:        p->offset = p->rmargin;
                    386:        p->rmargin = p->maxrmargin;
                    387:        p->flags &= ~TERMP_NOBREAK;
1.9       kristaps  388:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  389:
1.9       kristaps  390:        term_word(p, os);
1.1       kristaps  391:        term_flushln(p);
                    392:
1.9       kristaps  393:        p->offset = 0;
                    394:        p->rmargin = p->maxrmargin;
                    395:        p->flags = 0;
1.1       kristaps  396: }
                    397:
                    398:
1.3       kristaps  399: static void
1.144     kristaps  400: print_mdoc_head(struct termp *p, const void *arg)
1.1       kristaps  401: {
1.98      kristaps  402:        char            buf[BUFSIZ], title[BUFSIZ];
1.144     kristaps  403:        const struct mdoc_meta *m;
                    404:
                    405:        m = (const struct mdoc_meta *)arg;
1.1       kristaps  406:
                    407:        p->rmargin = p->maxrmargin;
                    408:        p->offset = 0;
                    409:
                    410:        /*
                    411:         * The header is strange.  It has three components, which are
                    412:         * really two with the first duplicated.  It goes like this:
                    413:         *
                    414:         * IDENTIFIER              TITLE                   IDENTIFIER
                    415:         *
                    416:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    417:         * (if given, or "unknown" if not) followed by the manual page
                    418:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    419:         * string depending on the manual volume.  If not specified, it
                    420:         * switches on the manual section.
                    421:         */
                    422:
1.86      kristaps  423:        assert(m->vol);
1.98      kristaps  424:        strlcpy(buf, m->vol, BUFSIZ);
1.1       kristaps  425:
1.86      kristaps  426:        if (m->arch) {
1.98      kristaps  427:                strlcat(buf, " (", BUFSIZ);
                    428:                strlcat(buf, m->arch, BUFSIZ);
                    429:                strlcat(buf, ")", BUFSIZ);
1.1       kristaps  430:        }
                    431:
1.124     kristaps  432:        snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1       kristaps  433:
                    434:        p->offset = 0;
1.8       kristaps  435:        p->rmargin = (p->maxrmargin - strlen(buf) + 1) / 2;
1.1       kristaps  436:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
                    437:
                    438:        term_word(p, title);
                    439:        term_flushln(p);
                    440:
                    441:        p->offset = p->rmargin;
                    442:        p->rmargin = p->maxrmargin - strlen(title);
1.9       kristaps  443:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
1.1       kristaps  444:
                    445:        term_word(p, buf);
                    446:        term_flushln(p);
                    447:
                    448:        p->offset = p->rmargin;
                    449:        p->rmargin = p->maxrmargin;
                    450:        p->flags &= ~TERMP_NOBREAK;
                    451:        p->flags |= TERMP_NOLPAD | TERMP_NOSPACE;
                    452:
                    453:        term_word(p, title);
                    454:        term_flushln(p);
                    455:
1.9       kristaps  456:        p->offset = 0;
1.1       kristaps  457:        p->rmargin = p->maxrmargin;
                    458:        p->flags &= ~TERMP_NOSPACE;
                    459: }
                    460:
                    461:
                    462: static size_t
1.96      kristaps  463: a2height(const struct mdoc_node *n)
1.1       kristaps  464: {
1.92      kristaps  465:        struct roffsu    su;
1.91      kristaps  466:
                    467:        assert(MDOC_TEXT == n->type);
                    468:        assert(n->string);
1.92      kristaps  469:        if ( ! a2roffsu(n->string, &su, SCALE_VS))
                    470:                SCALE_VS_INIT(&su, strlen(n->string));
1.91      kristaps  471:
1.92      kristaps  472:        return(term_vspan(&su));
1.91      kristaps  473: }
1.1       kristaps  474:
1.40      kristaps  475:
1.91      kristaps  476: static size_t
1.154     kristaps  477: a2width(const char *v)
1.91      kristaps  478: {
1.92      kristaps  479:        struct roffsu    su;
1.1       kristaps  480:
1.154     kristaps  481:        assert(v);
                    482:        if ( ! a2roffsu(v, &su, SCALE_MAX))
                    483:                SCALE_HS_INIT(&su, strlen(v));
1.1       kristaps  484:
1.108     kristaps  485:        return(term_hspan(&su));
1.1       kristaps  486: }
                    487:
                    488:
                    489: static size_t
1.148     kristaps  490: a2offs(const char *v)
1.1       kristaps  491: {
1.92      kristaps  492:        struct roffsu    su;
1.1       kristaps  493:
1.148     kristaps  494:        if ('\0' == *v)
1.91      kristaps  495:                return(0);
1.148     kristaps  496:        else if (0 == strcmp(v, "left"))
1.19      kristaps  497:                return(0);
1.148     kristaps  498:        else if (0 == strcmp(v, "indent"))
1.16      kristaps  499:                return(INDENT + 1);
1.148     kristaps  500:        else if (0 == strcmp(v, "indent-two"))
1.20      kristaps  501:                return((INDENT + 1) * 2);
1.148     kristaps  502:        else if ( ! a2roffsu(v, &su, SCALE_MAX))
                    503:                SCALE_HS_INIT(&su, strlen(v));
1.10      kristaps  504:
1.92      kristaps  505:        return(term_hspan(&su));
1.1       kristaps  506: }
                    507:
                    508:
1.108     kristaps  509: /*
                    510:  * Return 1 if an argument has a particular argument value or 0 if it
                    511:  * does not.  See arg_getattr().
                    512:  */
1.1       kristaps  513: static int
                    514: arg_hasattr(int arg, const struct mdoc_node *n)
                    515: {
                    516:
                    517:        return(-1 != arg_getattr(arg, n));
                    518: }
                    519:
                    520:
1.108     kristaps  521: /*
                    522:  * Get the index of an argument in a node's argument list or -1 if it
1.155   ! kristaps  523:  * does not exist.
1.108     kristaps  524:  */
1.1       kristaps  525: static int
                    526: arg_getattr(int v, const struct mdoc_node *n)
                    527: {
1.155   ! kristaps  528:        int              i;
1.1       kristaps  529:
                    530:        if (NULL == n->args)
                    531:                return(0);
                    532:
1.155   ! kristaps  533:        for (i = 0; i < (int)n->args->argc; i++)
        !           534:                if (n->args->argv[i].arg == v)
        !           535:                        return(i);
        !           536:
        !           537:        return(-1);
1.1       kristaps  538: }
                    539:
                    540:
1.108     kristaps  541: /*
                    542:  * Determine how much space to print out before block elements of `It'
                    543:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    544:  * too.
                    545:  */
1.54      kristaps  546: static void
1.151     kristaps  547: print_bvspace(struct termp *p,
                    548:                const struct mdoc_node *bl,
                    549:                const struct mdoc_node *n)
1.1       kristaps  550: {
1.86      kristaps  551:        const struct mdoc_node  *nn;
1.1       kristaps  552:
                    553:        term_newln(p);
1.150     kristaps  554:
1.151     kristaps  555:        if (MDOC_Bd == bl->tok && bl->data.Bd.comp)
1.150     kristaps  556:                return;
1.151     kristaps  557:        if (MDOC_Bl == bl->tok && bl->data.Bl.comp)
1.54      kristaps  558:                return;
                    559:
1.85      kristaps  560:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  561:
1.86      kristaps  562:        for (nn = n; nn; nn = nn->parent) {
                    563:                if (MDOC_BLOCK != nn->type)
1.1       kristaps  564:                        continue;
1.86      kristaps  565:                if (MDOC_Ss == nn->tok)
1.54      kristaps  566:                        return;
1.86      kristaps  567:                if (MDOC_Sh == nn->tok)
1.54      kristaps  568:                        return;
1.86      kristaps  569:                if (NULL == nn->prev)
1.1       kristaps  570:                        continue;
                    571:                break;
                    572:        }
                    573:
1.85      kristaps  574:        /* A `-column' does not assert vspace within the list. */
1.54      kristaps  575:
1.151     kristaps  576:        if (MDOC_Bl == bl->tok && LIST_column == bl->data.Bl.type)
1.86      kristaps  577:                if (n->prev && MDOC_It == n->prev->tok)
1.54      kristaps  578:                        return;
                    579:
1.85      kristaps  580:        /* A `-diag' without body does not vspace. */
                    581:
1.151     kristaps  582:        if (MDOC_Bl == bl->tok && LIST_diag == bl->data.Bl.type)
1.86      kristaps  583:                if (n->prev && MDOC_It == n->prev->tok) {
                    584:                        assert(n->prev->body);
                    585:                        if (NULL == n->prev->body->child)
1.55      kristaps  586:                                return;
                    587:                }
                    588:
1.54      kristaps  589:        term_vspace(p);
1.1       kristaps  590: }
                    591:
                    592:
                    593: /* ARGSUSED */
                    594: static int
                    595: termp_dq_pre(DECL_ARGS)
                    596: {
                    597:
1.86      kristaps  598:        if (MDOC_BODY != n->type)
1.1       kristaps  599:                return(1);
                    600:
                    601:        term_word(p, "\\(lq");
                    602:        p->flags |= TERMP_NOSPACE;
                    603:        return(1);
                    604: }
                    605:
                    606:
                    607: /* ARGSUSED */
                    608: static void
                    609: termp_dq_post(DECL_ARGS)
                    610: {
                    611:
1.86      kristaps  612:        if (MDOC_BODY != n->type)
1.1       kristaps  613:                return;
                    614:
                    615:        p->flags |= TERMP_NOSPACE;
                    616:        term_word(p, "\\(rq");
                    617: }
                    618:
                    619:
                    620: /* ARGSUSED */
                    621: static int
                    622: termp_it_pre(DECL_ARGS)
                    623: {
1.86      kristaps  624:        const struct mdoc_node *bl, *nn;
1.1       kristaps  625:        char                    buf[7];
1.155   ! kristaps  626:        int                     i, col;
1.108     kristaps  627:        size_t                  width, offset, ncols, dcol;
1.126     kristaps  628:        enum mdoc_list          type;
1.1       kristaps  629:
1.86      kristaps  630:        if (MDOC_BLOCK == n->type) {
1.151     kristaps  631:                print_bvspace(p, n->parent->parent, n);
1.54      kristaps  632:                return(1);
                    633:        }
1.1       kristaps  634:
1.86      kristaps  635:        bl = n->parent->parent->parent;
1.149     kristaps  636:        type = bl->data.Bl.type;
1.1       kristaps  637:
1.108     kristaps  638:        /*
                    639:         * First calculate width and offset.  This is pretty easy unless
                    640:         * we're a -column list, in which case all prior columns must
                    641:         * be accounted for.
                    642:         */
                    643:
                    644:        width = offset = 0;
                    645:
1.152     kristaps  646:        if (bl->data.Bl.offs)
                    647:                offset = a2offs(bl->data.Bl.offs);
                    648:
1.1       kristaps  649:        switch (type) {
1.126     kristaps  650:        case (LIST_column):
1.134     kristaps  651:                if (MDOC_HEAD == n->type)
1.1       kristaps  652:                        break;
1.155   ! kristaps  653:
        !           654:                col = arg_getattr(MDOC_Column, bl);
        !           655:
1.105     kristaps  656:                /*
1.108     kristaps  657:                 * Imitate groff's column handling:
                    658:                 * - For each earlier column, add its width.
                    659:                 * - For less than 5 columns, add four more blanks per
                    660:                 *   column.
                    661:                 * - For exactly 5 columns, add three more blank per
                    662:                 *   column.
                    663:                 * - For more than 5 columns, add only one column.
1.105     kristaps  664:                 */
1.155   ! kristaps  665:                ncols = bl->args->argv[col].sz;
1.108     kristaps  666:                /* LINTED */
                    667:                dcol = ncols < 5 ? 4 : ncols == 5 ? 3 : 1;
                    668:
1.134     kristaps  669:                /*
                    670:                 * Calculate the offset by applying all prior MDOC_BODY,
                    671:                 * so we stop at the MDOC_HEAD (NULL == nn->prev).
                    672:                 */
                    673:
1.108     kristaps  674:                for (i = 0, nn = n->prev;
1.134     kristaps  675:                                nn->prev && i < (int)ncols;
1.108     kristaps  676:                                nn = nn->prev, i++)
                    677:                        offset += dcol + a2width
1.155   ! kristaps  678:                                (bl->args->argv[col].value[i]);
1.105     kristaps  679:
                    680:                /*
1.108     kristaps  681:                 * When exceeding the declared number of columns, leave
                    682:                 * the remaining widths at 0.  This will later be
                    683:                 * adjusted to the default width of 10, or, for the last
                    684:                 * column, stretched to the right margin.
1.58      kristaps  685:                 */
1.108     kristaps  686:                if (i >= (int)ncols)
                    687:                        break;
1.58      kristaps  688:
1.105     kristaps  689:                /*
1.108     kristaps  690:                 * Use the declared column widths, extended as explained
                    691:                 * in the preceding paragraph.
1.105     kristaps  692:                 */
1.155   ! kristaps  693:                width = a2width(bl->args->argv[col].value[i]) + dcol;
1.1       kristaps  694:                break;
                    695:        default:
1.154     kristaps  696:                if (NULL == bl->data.Bl.width)
1.108     kristaps  697:                        break;
                    698:
                    699:                /*
                    700:                 * Note: buffer the width by 2, which is groff's magic
                    701:                 * number for buffering single arguments.  See the above
                    702:                 * handling for column for how this changes.
                    703:                 */
1.153     kristaps  704:                assert(bl->data.Bl.width);
1.154     kristaps  705:                width = a2width(bl->data.Bl.width) + 2;
1.1       kristaps  706:                break;
                    707:        }
                    708:
                    709:        /*
                    710:         * List-type can override the width in the case of fixed-head
                    711:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.67      kristaps  712:         * offset.
1.1       kristaps  713:         */
                    714:
                    715:        switch (type) {
1.126     kristaps  716:        case (LIST_bullet):
1.1       kristaps  717:                /* FALLTHROUGH */
1.126     kristaps  718:        case (LIST_dash):
1.1       kristaps  719:                /* FALLTHROUGH */
1.126     kristaps  720:        case (LIST_hyphen):
1.1       kristaps  721:                if (width < 4)
                    722:                        width = 4;
                    723:                break;
1.126     kristaps  724:        case (LIST_enum):
1.17      kristaps  725:                if (width < 5)
                    726:                        width = 5;
                    727:                break;
1.126     kristaps  728:        case (LIST_hang):
1.39      kristaps  729:                if (0 == width)
                    730:                        width = 8;
                    731:                break;
1.126     kristaps  732:        case (LIST_column):
1.49      kristaps  733:                /* FALLTHROUGH */
1.126     kristaps  734:        case (LIST_tag):
1.1       kristaps  735:                if (0 == width)
                    736:                        width = 10;
                    737:                break;
                    738:        default:
                    739:                break;
                    740:        }
                    741:
                    742:        /*
1.17      kristaps  743:         * Whitespace control.  Inset bodies need an initial space,
                    744:         * while diagonal bodies need two.
1.1       kristaps  745:         */
                    746:
1.51      kristaps  747:        p->flags |= TERMP_NOSPACE;
                    748:
1.1       kristaps  749:        switch (type) {
1.126     kristaps  750:        case (LIST_diag):
1.86      kristaps  751:                if (MDOC_BODY == n->type)
1.62      kristaps  752:                        term_word(p, "\\ \\ ");
1.51      kristaps  753:                break;
1.126     kristaps  754:        case (LIST_inset):
1.86      kristaps  755:                if (MDOC_BODY == n->type)
1.51      kristaps  756:                        term_word(p, "\\ ");
1.1       kristaps  757:                break;
                    758:        default:
                    759:                break;
                    760:        }
                    761:
1.51      kristaps  762:        p->flags |= TERMP_NOSPACE;
                    763:
1.1       kristaps  764:        switch (type) {
1.126     kristaps  765:        case (LIST_diag):
1.86      kristaps  766:                if (MDOC_HEAD == n->type)
1.102     kristaps  767:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  768:                break;
                    769:        default:
                    770:                break;
                    771:        }
                    772:
                    773:        /*
1.109     kristaps  774:         * Pad and break control.  This is the tricky part.  These flags
                    775:         * are documented in term_flushln() in term.c.  Note that we're
                    776:         * going to unset all of these flags in termp_it_post() when we
                    777:         * exit.
1.1       kristaps  778:         */
                    779:
                    780:        switch (type) {
1.126     kristaps  781:        case (LIST_bullet):
1.1       kristaps  782:                /* FALLTHROUGH */
1.126     kristaps  783:        case (LIST_dash):
1.1       kristaps  784:                /* FALLTHROUGH */
1.126     kristaps  785:        case (LIST_enum):
1.1       kristaps  786:                /* FALLTHROUGH */
1.126     kristaps  787:        case (LIST_hyphen):
1.86      kristaps  788:                if (MDOC_HEAD == n->type)
1.39      kristaps  789:                        p->flags |= TERMP_NOBREAK;
                    790:                else
                    791:                        p->flags |= TERMP_NOLPAD;
                    792:                break;
1.126     kristaps  793:        case (LIST_hang):
1.86      kristaps  794:                if (MDOC_HEAD == n->type)
1.39      kristaps  795:                        p->flags |= TERMP_NOBREAK;
                    796:                else
                    797:                        p->flags |= TERMP_NOLPAD;
                    798:
1.86      kristaps  799:                if (MDOC_HEAD != n->type)
1.59      kristaps  800:                        break;
                    801:
                    802:                /*
                    803:                 * This is ugly.  If `-hang' is specified and the body
                    804:                 * is a `Bl' or `Bd', then we want basically to nullify
                    805:                 * the "overstep" effect in term_flushln() and treat
                    806:                 * this as a `-ohang' list instead.
                    807:                 */
1.86      kristaps  808:                if (n->next->child &&
                    809:                                (MDOC_Bl == n->next->child->tok ||
                    810:                                 MDOC_Bd == n->next->child->tok)) {
1.59      kristaps  811:                        p->flags &= ~TERMP_NOBREAK;
                    812:                        p->flags &= ~TERMP_NOLPAD;
                    813:                } else
1.39      kristaps  814:                        p->flags |= TERMP_HANG;
                    815:                break;
1.126     kristaps  816:        case (LIST_tag):
1.86      kristaps  817:                if (MDOC_HEAD == n->type)
1.51      kristaps  818:                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.1       kristaps  819:                else
                    820:                        p->flags |= TERMP_NOLPAD;
1.38      kristaps  821:
1.86      kristaps  822:                if (MDOC_HEAD != n->type)
1.39      kristaps  823:                        break;
1.86      kristaps  824:                if (NULL == n->next || NULL == n->next->child)
1.39      kristaps  825:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  826:                break;
1.126     kristaps  827:        case (LIST_column):
1.134     kristaps  828:                if (MDOC_HEAD == n->type)
                    829:                        break;
                    830:
                    831:                if (NULL == n->next)
                    832:                        p->flags &= ~TERMP_NOBREAK;
                    833:                else
                    834:                        p->flags |= TERMP_NOBREAK;
                    835:
                    836:                assert(n->prev);
                    837:                if (MDOC_BODY == n->prev->type)
                    838:                        p->flags |= TERMP_NOLPAD;
                    839:
1.1       kristaps  840:                break;
1.126     kristaps  841:        case (LIST_diag):
1.86      kristaps  842:                if (MDOC_HEAD == n->type)
1.1       kristaps  843:                        p->flags |= TERMP_NOBREAK;
                    844:                break;
                    845:        default:
                    846:                break;
                    847:        }
                    848:
                    849:        /*
                    850:         * Margin control.  Set-head-width lists have their right
                    851:         * margins shortened.  The body for these lists has the offset
                    852:         * necessarily lengthened.  Everybody gets the offset.
                    853:         */
                    854:
                    855:        p->offset += offset;
                    856:
                    857:        switch (type) {
1.126     kristaps  858:        case (LIST_hang):
1.59      kristaps  859:                /*
                    860:                 * Same stipulation as above, regarding `-hang'.  We
                    861:                 * don't want to recalculate rmargin and offsets when
                    862:                 * using `Bd' or `Bl' within `-hang' overstep lists.
                    863:                 */
1.86      kristaps  864:                if (MDOC_HEAD == n->type && n->next->child &&
                    865:                                (MDOC_Bl == n->next->child->tok ||
                    866:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  867:                        break;
                    868:                /* FALLTHROUGH */
1.126     kristaps  869:        case (LIST_bullet):
1.1       kristaps  870:                /* FALLTHROUGH */
1.126     kristaps  871:        case (LIST_dash):
1.1       kristaps  872:                /* FALLTHROUGH */
1.126     kristaps  873:        case (LIST_enum):
1.1       kristaps  874:                /* FALLTHROUGH */
1.126     kristaps  875:        case (LIST_hyphen):
1.1       kristaps  876:                /* FALLTHROUGH */
1.126     kristaps  877:        case (LIST_tag):
1.49      kristaps  878:                assert(width);
1.86      kristaps  879:                if (MDOC_HEAD == n->type)
1.1       kristaps  880:                        p->rmargin = p->offset + width;
                    881:                else
                    882:                        p->offset += width;
                    883:                break;
1.126     kristaps  884:        case (LIST_column):
1.49      kristaps  885:                assert(width);
1.1       kristaps  886:                p->rmargin = p->offset + width;
1.50      kristaps  887:                /*
                    888:                 * XXX - this behaviour is not documented: the
                    889:                 * right-most column is filled to the right margin.
                    890:                 */
1.134     kristaps  891:                if (MDOC_HEAD == n->type)
                    892:                        break;
                    893:                if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50      kristaps  894:                        p->rmargin = p->maxrmargin;
1.1       kristaps  895:                break;
                    896:        default:
                    897:                break;
                    898:        }
                    899:
                    900:        /*
                    901:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  902:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  903:         */
                    904:
1.86      kristaps  905:        if (MDOC_HEAD == n->type)
1.1       kristaps  906:                switch (type) {
1.126     kristaps  907:                case (LIST_bullet):
1.102     kristaps  908:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  909:                        term_word(p, "\\[bu]");
1.102     kristaps  910:                        term_fontpop(p);
1.1       kristaps  911:                        break;
1.126     kristaps  912:                case (LIST_dash):
1.1       kristaps  913:                        /* FALLTHROUGH */
1.126     kristaps  914:                case (LIST_hyphen):
1.102     kristaps  915:                        term_fontpush(p, TERMFONT_BOLD);
1.27      kristaps  916:                        term_word(p, "\\(hy");
1.102     kristaps  917:                        term_fontpop(p);
1.1       kristaps  918:                        break;
1.126     kristaps  919:                case (LIST_enum):
1.1       kristaps  920:                        (pair->ppair->ppair->count)++;
1.109     kristaps  921:                        snprintf(buf, sizeof(buf), "%d.",
1.1       kristaps  922:                                        pair->ppair->ppair->count);
                    923:                        term_word(p, buf);
                    924:                        break;
                    925:                default:
                    926:                        break;
                    927:                }
                    928:
                    929:        /*
                    930:         * If we're not going to process our children, indicate so here.
                    931:         */
                    932:
                    933:        switch (type) {
1.126     kristaps  934:        case (LIST_bullet):
1.1       kristaps  935:                /* FALLTHROUGH */
1.126     kristaps  936:        case (LIST_item):
1.1       kristaps  937:                /* FALLTHROUGH */
1.126     kristaps  938:        case (LIST_dash):
1.1       kristaps  939:                /* FALLTHROUGH */
1.126     kristaps  940:        case (LIST_hyphen):
1.1       kristaps  941:                /* FALLTHROUGH */
1.126     kristaps  942:        case (LIST_enum):
1.86      kristaps  943:                if (MDOC_HEAD == n->type)
1.1       kristaps  944:                        return(0);
                    945:                break;
1.126     kristaps  946:        case (LIST_column):
1.134     kristaps  947:                if (MDOC_HEAD == n->type)
1.1       kristaps  948:                        return(0);
                    949:                break;
                    950:        default:
                    951:                break;
                    952:        }
                    953:
                    954:        return(1);
                    955: }
                    956:
                    957:
                    958: /* ARGSUSED */
                    959: static void
                    960: termp_it_post(DECL_ARGS)
                    961: {
1.126     kristaps  962:        enum mdoc_list     type;
1.1       kristaps  963:
1.109     kristaps  964:        if (MDOC_BLOCK == n->type)
1.1       kristaps  965:                return;
                    966:
1.149     kristaps  967:        type = n->parent->parent->parent->data.Bl.type;
1.1       kristaps  968:
                    969:        switch (type) {
1.126     kristaps  970:        case (LIST_item):
1.1       kristaps  971:                /* FALLTHROUGH */
1.126     kristaps  972:        case (LIST_diag):
1.53      kristaps  973:                /* FALLTHROUGH */
1.126     kristaps  974:        case (LIST_inset):
1.86      kristaps  975:                if (MDOC_BODY == n->type)
1.130     schwarze  976:                        term_newln(p);
1.1       kristaps  977:                break;
1.126     kristaps  978:        case (LIST_column):
1.134     kristaps  979:                if (MDOC_BODY == n->type)
1.1       kristaps  980:                        term_flushln(p);
                    981:                break;
                    982:        default:
1.130     schwarze  983:                term_newln(p);
1.1       kristaps  984:                break;
                    985:        }
                    986:
1.109     kristaps  987:        /*
                    988:         * Now that our output is flushed, we can reset our tags.  Since
                    989:         * only `It' sets these flags, we're free to assume that nobody
                    990:         * has munged them in the meanwhile.
                    991:         */
                    992:
                    993:        p->flags &= ~TERMP_DANGLE;
                    994:        p->flags &= ~TERMP_NOBREAK;
                    995:        p->flags &= ~TERMP_TWOSPACE;
                    996:        p->flags &= ~TERMP_NOLPAD;
                    997:        p->flags &= ~TERMP_HANG;
1.1       kristaps  998: }
                    999:
                   1000:
                   1001: /* ARGSUSED */
                   1002: static int
                   1003: termp_nm_pre(DECL_ARGS)
                   1004: {
                   1005:
1.125     kristaps 1006:        if (NULL == n->child && NULL == m->name)
1.127     joerg    1007:                return(1);
1.125     kristaps 1008:
1.143     kristaps 1009:        synopsis_pre(p, n);
1.102     kristaps 1010:
                   1011:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1012:        if (NULL == n->child)
                   1013:                term_word(p, m->name);
1.1       kristaps 1014:        return(1);
                   1015: }
                   1016:
                   1017:
                   1018: /* ARGSUSED */
                   1019: static int
                   1020: termp_fl_pre(DECL_ARGS)
                   1021: {
                   1022:
1.102     kristaps 1023:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1024:        term_word(p, "\\-");
1.103     kristaps 1025:
                   1026:        if (n->child)
1.114     kristaps 1027:                p->flags |= TERMP_NOSPACE;
                   1028:        else if (n->next && n->next->line == n->line)
1.103     kristaps 1029:                p->flags |= TERMP_NOSPACE;
                   1030:
1.1       kristaps 1031:        return(1);
                   1032: }
                   1033:
                   1034:
                   1035: /* ARGSUSED */
                   1036: static int
1.61      kristaps 1037: termp_an_pre(DECL_ARGS)
                   1038: {
                   1039:
1.86      kristaps 1040:        if (NULL == n->child)
1.61      kristaps 1041:                return(1);
                   1042:
                   1043:        /*
1.85      kristaps 1044:         * If not in the AUTHORS section, `An -split' will cause
                   1045:         * newlines to occur before the author name.  If in the AUTHORS
                   1046:         * section, by default, the first `An' invocation is nosplit,
                   1047:         * then all subsequent ones, regardless of whether interspersed
                   1048:         * with other macros/text, are split.  -split, in this case,
                   1049:         * will override the condition of the implied first -nosplit.
1.61      kristaps 1050:         */
                   1051:
1.86      kristaps 1052:        if (n->sec == SEC_AUTHORS) {
1.61      kristaps 1053:                if ( ! (TERMP_ANPREC & p->flags)) {
                   1054:                        if (TERMP_SPLIT & p->flags)
                   1055:                                term_newln(p);
                   1056:                        return(1);
                   1057:                }
                   1058:                if (TERMP_NOSPLIT & p->flags)
                   1059:                        return(1);
                   1060:                term_newln(p);
                   1061:                return(1);
                   1062:        }
                   1063:
                   1064:        if (TERMP_SPLIT & p->flags)
                   1065:                term_newln(p);
                   1066:
                   1067:        return(1);
                   1068: }
                   1069:
                   1070:
                   1071: /* ARGSUSED */
                   1072: static void
                   1073: termp_an_post(DECL_ARGS)
                   1074: {
                   1075:
1.86      kristaps 1076:        if (n->child) {
                   1077:                if (SEC_AUTHORS == n->sec)
1.61      kristaps 1078:                        p->flags |= TERMP_ANPREC;
                   1079:                return;
                   1080:        }
                   1081:
1.118     kristaps 1082:        if (arg_hasattr(MDOC_Split, n)) {
1.61      kristaps 1083:                p->flags &= ~TERMP_NOSPLIT;
                   1084:                p->flags |= TERMP_SPLIT;
                   1085:        } else {
                   1086:                p->flags &= ~TERMP_SPLIT;
                   1087:                p->flags |= TERMP_NOSPLIT;
                   1088:        }
                   1089:
                   1090: }
                   1091:
                   1092:
                   1093: /* ARGSUSED */
                   1094: static int
1.1       kristaps 1095: termp_ns_pre(DECL_ARGS)
                   1096: {
                   1097:
                   1098:        p->flags |= TERMP_NOSPACE;
                   1099:        return(1);
                   1100: }
                   1101:
                   1102:
                   1103: /* ARGSUSED */
                   1104: static int
                   1105: termp_rs_pre(DECL_ARGS)
                   1106: {
                   1107:
1.86      kristaps 1108:        if (SEC_SEE_ALSO != n->sec)
1.80      kristaps 1109:                return(1);
1.86      kristaps 1110:        if (MDOC_BLOCK == n->type && n->prev)
1.1       kristaps 1111:                term_vspace(p);
                   1112:        return(1);
                   1113: }
                   1114:
                   1115:
                   1116: /* ARGSUSED */
                   1117: static int
                   1118: termp_rv_pre(DECL_ARGS)
                   1119: {
1.68      kristaps 1120:        const struct mdoc_node  *nn;
1.1       kristaps 1121:
                   1122:        term_newln(p);
                   1123:        term_word(p, "The");
                   1124:
1.86      kristaps 1125:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1126:                term_fontpush(p, TERMFONT_BOLD);
1.68      kristaps 1127:                term_word(p, nn->string);
1.102     kristaps 1128:                term_fontpop(p);
1.68      kristaps 1129:                p->flags |= TERMP_NOSPACE;
                   1130:                if (nn->next && NULL == nn->next->next)
                   1131:                        term_word(p, "(), and");
                   1132:                else if (nn->next)
                   1133:                        term_word(p, "(),");
                   1134:                else
                   1135:                        term_word(p, "()");
                   1136:        }
                   1137:
1.125     kristaps 1138:        if (n->child && n->child->next)
1.68      kristaps 1139:                term_word(p, "functions return");
                   1140:        else
                   1141:                term_word(p, "function returns");
1.1       kristaps 1142:
1.68      kristaps 1143:                term_word(p, "the value 0 if successful; otherwise the value "
                   1144:                        "-1 is returned and the global variable");
1.1       kristaps 1145:
1.102     kristaps 1146:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1147:        term_word(p, "errno");
1.102     kristaps 1148:        term_fontpop(p);
1.1       kristaps 1149:
                   1150:                term_word(p, "is set to indicate the error.");
1.131     kristaps 1151:        p->flags |= TERMP_SENTENCE;
1.1       kristaps 1152:
1.68      kristaps 1153:        return(0);
1.1       kristaps 1154: }
                   1155:
                   1156:
                   1157: /* ARGSUSED */
                   1158: static int
                   1159: termp_ex_pre(DECL_ARGS)
                   1160: {
1.68      kristaps 1161:        const struct mdoc_node  *nn;
1.1       kristaps 1162:
1.68      kristaps 1163:        term_word(p, "The");
1.1       kristaps 1164:
1.86      kristaps 1165:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1166:                term_fontpush(p, TERMFONT_BOLD);
1.68      kristaps 1167:                term_word(p, nn->string);
1.102     kristaps 1168:                term_fontpop(p);
1.68      kristaps 1169:                p->flags |= TERMP_NOSPACE;
                   1170:                if (nn->next && NULL == nn->next->next)
                   1171:                        term_word(p, ", and");
                   1172:                else if (nn->next)
                   1173:                        term_word(p, ",");
                   1174:                else
                   1175:                        p->flags &= ~TERMP_NOSPACE;
                   1176:        }
                   1177:
1.125     kristaps 1178:        if (n->child && n->child->next)
1.68      kristaps 1179:                term_word(p, "utilities exit");
                   1180:        else
                   1181:                term_word(p, "utility exits");
                   1182:
                   1183:                term_word(p, "0 on success, and >0 if an error occurs.");
1.131     kristaps 1184:        p->flags |= TERMP_SENTENCE;
1.1       kristaps 1185:
1.68      kristaps 1186:        return(0);
1.1       kristaps 1187: }
                   1188:
                   1189:
                   1190: /* ARGSUSED */
                   1191: static int
                   1192: termp_nd_pre(DECL_ARGS)
                   1193: {
1.25      kristaps 1194:
1.86      kristaps 1195:        if (MDOC_BODY != n->type)
1.25      kristaps 1196:                return(1);
1.30      kristaps 1197:
1.27      kristaps 1198: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1199:        term_word(p, "\\(en");
1.23      kristaps 1200: #else
                   1201:        term_word(p, "\\(em");
                   1202: #endif
1.1       kristaps 1203:        return(1);
1.115     kristaps 1204: }
                   1205:
                   1206:
                   1207: /* ARGSUSED */
                   1208: static int
                   1209: termp_bl_pre(DECL_ARGS)
                   1210: {
                   1211:
                   1212:        return(MDOC_HEAD != n->type);
1.1       kristaps 1213: }
                   1214:
                   1215:
                   1216: /* ARGSUSED */
                   1217: static void
                   1218: termp_bl_post(DECL_ARGS)
                   1219: {
                   1220:
1.86      kristaps 1221:        if (MDOC_BLOCK == n->type)
1.1       kristaps 1222:                term_newln(p);
                   1223: }
                   1224:
                   1225:
                   1226: /* ARGSUSED */
                   1227: static void
                   1228: termp_op_post(DECL_ARGS)
                   1229: {
                   1230:
1.86      kristaps 1231:        if (MDOC_BODY != n->type)
1.1       kristaps 1232:                return;
                   1233:        p->flags |= TERMP_NOSPACE;
                   1234:        term_word(p, "\\(rB");
                   1235: }
                   1236:
                   1237:
                   1238: /* ARGSUSED */
                   1239: static int
                   1240: termp_xr_pre(DECL_ARGS)
                   1241: {
1.86      kristaps 1242:        const struct mdoc_node *nn;
1.1       kristaps 1243:
1.113     kristaps 1244:        if (NULL == n->child)
                   1245:                return(0);
                   1246:
                   1247:        assert(MDOC_TEXT == n->child->type);
1.86      kristaps 1248:        nn = n->child;
1.11      kristaps 1249:
1.86      kristaps 1250:        term_word(p, nn->string);
                   1251:        if (NULL == (nn = nn->next))
1.1       kristaps 1252:                return(0);
                   1253:        p->flags |= TERMP_NOSPACE;
                   1254:        term_word(p, "(");
                   1255:        p->flags |= TERMP_NOSPACE;
1.86      kristaps 1256:        term_word(p, nn->string);
1.1       kristaps 1257:        p->flags |= TERMP_NOSPACE;
                   1258:        term_word(p, ")");
1.86      kristaps 1259:
1.1       kristaps 1260:        return(0);
                   1261: }
                   1262:
                   1263:
1.143     kristaps 1264: /*
                   1265:  * This decides how to assert whitespace before any of the SYNOPSIS set
                   1266:  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
                   1267:  * macro combos).
                   1268:  */
                   1269: static void
                   1270: synopsis_pre(struct termp *p, const struct mdoc_node *n)
                   1271: {
                   1272:        /*
                   1273:         * Obviously, if we're not in a SYNOPSIS or no prior macros
                   1274:         * exist, do nothing.
                   1275:         */
                   1276:        if (NULL == n->prev || SEC_SYNOPSIS != n->sec)
                   1277:                return;
                   1278:
                   1279:        /*
                   1280:         * If we're the second in a pair of like elements, emit our
                   1281:         * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
                   1282:         * case we soldier on.
                   1283:         */
                   1284:        if (n->prev->tok == n->tok &&
                   1285:                        MDOC_Ft != n->tok &&
                   1286:                        MDOC_Fo != n->tok &&
                   1287:                        MDOC_Fn != n->tok) {
                   1288:                term_newln(p);
                   1289:                return;
                   1290:        }
                   1291:
                   1292:        /*
                   1293:         * If we're one of the SYNOPSIS set and non-like pair-wise after
                   1294:         * another (or Fn/Fo, which we've let slip through) then assert
                   1295:         * vertical space, else only newline and move on.
                   1296:         */
                   1297:        switch (n->prev->tok) {
                   1298:        case (MDOC_Fd):
                   1299:                /* FALLTHROUGH */
                   1300:        case (MDOC_Fn):
                   1301:                /* FALLTHROUGH */
                   1302:        case (MDOC_Fo):
                   1303:                /* FALLTHROUGH */
                   1304:        case (MDOC_In):
                   1305:                /* FALLTHROUGH */
                   1306:        case (MDOC_Vt):
                   1307:                term_vspace(p);
                   1308:                break;
                   1309:        case (MDOC_Ft):
                   1310:                if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
                   1311:                        term_vspace(p);
                   1312:                        break;
                   1313:                }
                   1314:                /* FALLTHROUGH */
                   1315:        default:
                   1316:                term_newln(p);
                   1317:                break;
                   1318:        }
                   1319: }
                   1320:
                   1321:
1.110     kristaps 1322: static int
                   1323: termp_vt_pre(DECL_ARGS)
                   1324: {
                   1325:
1.143     kristaps 1326:        if (MDOC_ELEM == n->type) {
                   1327:                synopsis_pre(p, n);
1.110     kristaps 1328:                return(termp_under_pre(p, pair, m, n));
1.143     kristaps 1329:        } else if (MDOC_BLOCK == n->type) {
                   1330:                synopsis_pre(p, n);
                   1331:                return(1);
                   1332:        } else if (MDOC_HEAD == n->type)
1.110     kristaps 1333:                return(0);
                   1334:
                   1335:        return(termp_under_pre(p, pair, m, n));
                   1336: }
                   1337:
                   1338:
1.1       kristaps 1339: /* ARGSUSED */
                   1340: static int
1.69      kristaps 1341: termp_bold_pre(DECL_ARGS)
1.1       kristaps 1342: {
                   1343:
1.102     kristaps 1344:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1345:        return(1);
                   1346: }
                   1347:
                   1348:
                   1349: /* ARGSUSED */
1.143     kristaps 1350: static int
                   1351: termp_fd_pre(DECL_ARGS)
1.1       kristaps 1352: {
                   1353:
1.143     kristaps 1354:        synopsis_pre(p, n);
                   1355:        return(termp_bold_pre(p, pair, m, n));
1.1       kristaps 1356: }
                   1357:
                   1358:
                   1359: /* ARGSUSED */
                   1360: static int
                   1361: termp_sh_pre(DECL_ARGS)
                   1362: {
1.85      kristaps 1363:
                   1364:        /* No vspace between consecutive `Sh' calls. */
                   1365:
1.86      kristaps 1366:        switch (n->type) {
1.65      kristaps 1367:        case (MDOC_BLOCK):
1.86      kristaps 1368:                if (n->prev && MDOC_Sh == n->prev->tok)
                   1369:                        if (NULL == n->prev->body->child)
1.65      kristaps 1370:                                break;
                   1371:                term_vspace(p);
                   1372:                break;
1.1       kristaps 1373:        case (MDOC_HEAD):
1.102     kristaps 1374:                term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1375:                break;
                   1376:        case (MDOC_BODY):
                   1377:                p->offset = INDENT;
                   1378:                break;
                   1379:        default:
                   1380:                break;
                   1381:        }
                   1382:        return(1);
                   1383: }
                   1384:
                   1385:
                   1386: /* ARGSUSED */
                   1387: static void
                   1388: termp_sh_post(DECL_ARGS)
                   1389: {
                   1390:
1.86      kristaps 1391:        switch (n->type) {
1.1       kristaps 1392:        case (MDOC_HEAD):
                   1393:                term_newln(p);
                   1394:                break;
                   1395:        case (MDOC_BODY):
                   1396:                term_newln(p);
                   1397:                p->offset = 0;
                   1398:                break;
                   1399:        default:
                   1400:                break;
                   1401:        }
                   1402: }
                   1403:
                   1404:
                   1405: /* ARGSUSED */
                   1406: static int
                   1407: termp_op_pre(DECL_ARGS)
                   1408: {
                   1409:
1.86      kristaps 1410:        switch (n->type) {
1.1       kristaps 1411:        case (MDOC_BODY):
                   1412:                term_word(p, "\\(lB");
                   1413:                p->flags |= TERMP_NOSPACE;
                   1414:                break;
                   1415:        default:
                   1416:                break;
                   1417:        }
                   1418:        return(1);
                   1419: }
                   1420:
                   1421:
                   1422: /* ARGSUSED */
                   1423: static int
                   1424: termp_bt_pre(DECL_ARGS)
                   1425: {
                   1426:
                   1427:        term_word(p, "is currently in beta test.");
1.131     kristaps 1428:        p->flags |= TERMP_SENTENCE;
1.81      kristaps 1429:        return(0);
1.1       kristaps 1430: }
                   1431:
                   1432:
                   1433: /* ARGSUSED */
                   1434: static void
                   1435: termp_lb_post(DECL_ARGS)
                   1436: {
                   1437:
1.122     kristaps 1438:        if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81      kristaps 1439:                term_newln(p);
1.1       kristaps 1440: }
                   1441:
                   1442:
                   1443: /* ARGSUSED */
                   1444: static int
                   1445: termp_ud_pre(DECL_ARGS)
                   1446: {
                   1447:
                   1448:        term_word(p, "currently under development.");
1.131     kristaps 1449:        p->flags |= TERMP_SENTENCE;
1.86      kristaps 1450:        return(0);
1.1       kristaps 1451: }
                   1452:
                   1453:
                   1454: /* ARGSUSED */
                   1455: static int
                   1456: termp_d1_pre(DECL_ARGS)
                   1457: {
                   1458:
1.86      kristaps 1459:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1460:                return(1);
                   1461:        term_newln(p);
1.29      kristaps 1462:        p->offset += (INDENT + 1);
1.1       kristaps 1463:        return(1);
                   1464: }
                   1465:
                   1466:
                   1467: /* ARGSUSED */
                   1468: static void
                   1469: termp_d1_post(DECL_ARGS)
                   1470: {
                   1471:
1.86      kristaps 1472:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1473:                return;
                   1474:        term_newln(p);
                   1475: }
                   1476:
                   1477:
                   1478: /* ARGSUSED */
                   1479: static int
                   1480: termp_aq_pre(DECL_ARGS)
                   1481: {
                   1482:
1.86      kristaps 1483:        if (MDOC_BODY != n->type)
1.1       kristaps 1484:                return(1);
                   1485:        term_word(p, "\\(la");
                   1486:        p->flags |= TERMP_NOSPACE;
                   1487:        return(1);
                   1488: }
                   1489:
                   1490:
                   1491: /* ARGSUSED */
                   1492: static void
                   1493: termp_aq_post(DECL_ARGS)
                   1494: {
                   1495:
1.86      kristaps 1496:        if (MDOC_BODY != n->type)
1.1       kristaps 1497:                return;
                   1498:        p->flags |= TERMP_NOSPACE;
                   1499:        term_word(p, "\\(ra");
                   1500: }
                   1501:
                   1502:
                   1503: /* ARGSUSED */
                   1504: static int
                   1505: termp_ft_pre(DECL_ARGS)
                   1506: {
                   1507:
1.141     kristaps 1508:        /* NB: MDOC_LINE does not effect this! */
1.143     kristaps 1509:        synopsis_pre(p, n);
1.102     kristaps 1510:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1511:        return(1);
                   1512: }
                   1513:
                   1514:
                   1515: /* ARGSUSED */
                   1516: static int
                   1517: termp_fn_pre(DECL_ARGS)
                   1518: {
1.86      kristaps 1519:        const struct mdoc_node  *nn;
1.1       kristaps 1520:
1.143     kristaps 1521:        synopsis_pre(p, n);
1.139     kristaps 1522:
1.102     kristaps 1523:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1524:        term_word(p, n->child->string);
1.102     kristaps 1525:        term_fontpop(p);
1.1       kristaps 1526:
                   1527:        p->flags |= TERMP_NOSPACE;
                   1528:        term_word(p, "(");
                   1529:
1.86      kristaps 1530:        for (nn = n->child->next; nn; nn = nn->next) {
1.102     kristaps 1531:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1532:                term_word(p, nn->string);
1.102     kristaps 1533:                term_fontpop(p);
                   1534:
1.86      kristaps 1535:                if (nn->next)
1.1       kristaps 1536:                        term_word(p, ",");
                   1537:        }
                   1538:
                   1539:        term_word(p, ")");
                   1540:
1.86      kristaps 1541:        if (SEC_SYNOPSIS == n->sec)
1.1       kristaps 1542:                term_word(p, ";");
                   1543:
                   1544:        return(0);
                   1545: }
                   1546:
                   1547:
                   1548: /* ARGSUSED */
                   1549: static int
                   1550: termp_fa_pre(DECL_ARGS)
                   1551: {
1.86      kristaps 1552:        const struct mdoc_node  *nn;
1.1       kristaps 1553:
1.86      kristaps 1554:        if (n->parent->tok != MDOC_Fo) {
1.102     kristaps 1555:                term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1556:                return(1);
                   1557:        }
                   1558:
1.86      kristaps 1559:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1560:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1561:                term_word(p, nn->string);
1.102     kristaps 1562:                term_fontpop(p);
                   1563:
1.86      kristaps 1564:                if (nn->next)
1.1       kristaps 1565:                        term_word(p, ",");
                   1566:        }
                   1567:
1.86      kristaps 1568:        if (n->child && n->next && n->next->tok == MDOC_Fa)
1.1       kristaps 1569:                term_word(p, ",");
                   1570:
                   1571:        return(0);
                   1572: }
                   1573:
                   1574:
                   1575: /* ARGSUSED */
                   1576: static int
                   1577: termp_bd_pre(DECL_ARGS)
                   1578: {
1.129     schwarze 1579:        size_t                   tabwidth;
1.119     kristaps 1580:        size_t                   rm, rmax;
1.85      kristaps 1581:        const struct mdoc_node  *nn;
1.1       kristaps 1582:
1.86      kristaps 1583:        if (MDOC_BLOCK == n->type) {
1.151     kristaps 1584:                print_bvspace(p, n, n);
1.54      kristaps 1585:                return(1);
1.116     kristaps 1586:        } else if (MDOC_HEAD == n->type)
                   1587:                return(0);
1.1       kristaps 1588:
1.148     kristaps 1589:        if (n->data.Bd.offs)
                   1590:                p->offset += a2offs(n->data.Bd.offs);
1.85      kristaps 1591:
                   1592:        /*
                   1593:         * If -ragged or -filled are specified, the block does nothing
                   1594:         * but change the indentation.  If -unfilled or -literal are
                   1595:         * specified, text is printed exactly as entered in the display:
                   1596:         * for macro lines, a newline is appended to the line.  Blank
                   1597:         * lines are allowed.
                   1598:         */
1.60      kristaps 1599:
1.148     kristaps 1600:        if (DISP_literal != n->data.Bd.type &&
                   1601:                        DISP_unfilled != n->data.Bd.type)
1.1       kristaps 1602:                return(1);
                   1603:
1.129     schwarze 1604:        tabwidth = p->tabwidth;
                   1605:        p->tabwidth = 8;
1.119     kristaps 1606:        rm = p->rmargin;
                   1607:        rmax = p->maxrmargin;
1.120     kristaps 1608:        p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1609:
1.86      kristaps 1610:        for (nn = n->child; nn; nn = nn->next) {
1.87      kristaps 1611:                p->flags |= TERMP_NOSPACE;
1.102     kristaps 1612:                print_mdoc_node(p, pair, m, nn);
1.130     schwarze 1613:                if (NULL == nn->prev ||
                   1614:                    nn->prev->line < nn->line ||
                   1615:                    NULL == nn->next)
1.87      kristaps 1616:                        term_flushln(p);
1.1       kristaps 1617:        }
1.147     kristaps 1618:
1.129     schwarze 1619:        p->tabwidth = tabwidth;
1.119     kristaps 1620:        p->rmargin = rm;
                   1621:        p->maxrmargin = rmax;
1.1       kristaps 1622:        return(0);
                   1623: }
                   1624:
                   1625:
                   1626: /* ARGSUSED */
                   1627: static void
                   1628: termp_bd_post(DECL_ARGS)
                   1629: {
1.119     kristaps 1630:        size_t           rm, rmax;
1.1       kristaps 1631:
1.86      kristaps 1632:        if (MDOC_BODY != n->type)
1.1       kristaps 1633:                return;
1.118     kristaps 1634:
1.119     kristaps 1635:        rm = p->rmargin;
                   1636:        rmax = p->maxrmargin;
1.118     kristaps 1637:
1.148     kristaps 1638:        if (DISP_literal == n->data.Bd.type ||
                   1639:                        DISP_unfilled == n->data.Bd.type)
1.120     kristaps 1640:                p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1641:
1.60      kristaps 1642:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1643:        term_newln(p);
1.118     kristaps 1644:
1.119     kristaps 1645:        p->rmargin = rm;
                   1646:        p->maxrmargin = rmax;
1.1       kristaps 1647: }
                   1648:
                   1649:
                   1650: /* ARGSUSED */
                   1651: static int
                   1652: termp_qq_pre(DECL_ARGS)
                   1653: {
                   1654:
1.86      kristaps 1655:        if (MDOC_BODY != n->type)
1.1       kristaps 1656:                return(1);
                   1657:        term_word(p, "\"");
                   1658:        p->flags |= TERMP_NOSPACE;
                   1659:        return(1);
                   1660: }
                   1661:
                   1662:
                   1663: /* ARGSUSED */
                   1664: static void
                   1665: termp_qq_post(DECL_ARGS)
                   1666: {
                   1667:
1.86      kristaps 1668:        if (MDOC_BODY != n->type)
1.1       kristaps 1669:                return;
                   1670:        p->flags |= TERMP_NOSPACE;
                   1671:        term_word(p, "\"");
                   1672: }
                   1673:
                   1674:
                   1675: /* ARGSUSED */
                   1676: static void
                   1677: termp_bx_post(DECL_ARGS)
                   1678: {
                   1679:
1.86      kristaps 1680:        if (n->child)
1.1       kristaps 1681:                p->flags |= TERMP_NOSPACE;
                   1682:        term_word(p, "BSD");
                   1683: }
                   1684:
                   1685:
                   1686: /* ARGSUSED */
                   1687: static int
1.26      kristaps 1688: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1689: {
1.26      kristaps 1690:        const char      *pp;
1.1       kristaps 1691:
1.26      kristaps 1692:        pp = NULL;
1.86      kristaps 1693:        switch (n->tok) {
1.26      kristaps 1694:        case (MDOC_Bsx):
                   1695:                pp = "BSDI BSD/OS";
                   1696:                break;
                   1697:        case (MDOC_Dx):
1.100     kristaps 1698:                pp = "DragonFly";
1.26      kristaps 1699:                break;
                   1700:        case (MDOC_Fx):
                   1701:                pp = "FreeBSD";
                   1702:                break;
                   1703:        case (MDOC_Nx):
                   1704:                pp = "NetBSD";
                   1705:                break;
                   1706:        case (MDOC_Ox):
                   1707:                pp = "OpenBSD";
                   1708:                break;
                   1709:        case (MDOC_Ux):
                   1710:                pp = "UNIX";
                   1711:                break;
                   1712:        default:
                   1713:                break;
                   1714:        }
1.1       kristaps 1715:
1.26      kristaps 1716:        assert(pp);
                   1717:        term_word(p, pp);
1.1       kristaps 1718:        return(1);
                   1719: }
                   1720:
                   1721:
                   1722: /* ARGSUSED */
                   1723: static int
                   1724: termp_sq_pre(DECL_ARGS)
                   1725: {
                   1726:
1.86      kristaps 1727:        if (MDOC_BODY != n->type)
1.1       kristaps 1728:                return(1);
                   1729:        term_word(p, "\\(oq");
                   1730:        p->flags |= TERMP_NOSPACE;
                   1731:        return(1);
                   1732: }
                   1733:
                   1734:
                   1735: /* ARGSUSED */
                   1736: static void
                   1737: termp_sq_post(DECL_ARGS)
                   1738: {
                   1739:
1.86      kristaps 1740:        if (MDOC_BODY != n->type)
1.1       kristaps 1741:                return;
                   1742:        p->flags |= TERMP_NOSPACE;
                   1743:        term_word(p, "\\(aq");
                   1744: }
                   1745:
                   1746:
                   1747: /* ARGSUSED */
                   1748: static int
                   1749: termp_pf_pre(DECL_ARGS)
                   1750: {
                   1751:
                   1752:        p->flags |= TERMP_IGNDELIM;
                   1753:        return(1);
                   1754: }
                   1755:
                   1756:
                   1757: /* ARGSUSED */
                   1758: static void
                   1759: termp_pf_post(DECL_ARGS)
                   1760: {
                   1761:
                   1762:        p->flags &= ~TERMP_IGNDELIM;
                   1763:        p->flags |= TERMP_NOSPACE;
                   1764: }
                   1765:
                   1766:
                   1767: /* ARGSUSED */
                   1768: static int
                   1769: termp_ss_pre(DECL_ARGS)
                   1770: {
                   1771:
1.86      kristaps 1772:        switch (n->type) {
1.1       kristaps 1773:        case (MDOC_BLOCK):
                   1774:                term_newln(p);
1.86      kristaps 1775:                if (n->prev)
1.1       kristaps 1776:                        term_vspace(p);
                   1777:                break;
                   1778:        case (MDOC_HEAD):
1.102     kristaps 1779:                term_fontpush(p, TERMFONT_BOLD);
1.5       kristaps 1780:                p->offset = HALFINDENT;
1.1       kristaps 1781:                break;
                   1782:        default:
                   1783:                break;
                   1784:        }
                   1785:
                   1786:        return(1);
                   1787: }
                   1788:
                   1789:
                   1790: /* ARGSUSED */
                   1791: static void
                   1792: termp_ss_post(DECL_ARGS)
                   1793: {
                   1794:
1.86      kristaps 1795:        if (MDOC_HEAD == n->type)
1.1       kristaps 1796:                term_newln(p);
                   1797: }
                   1798:
                   1799:
                   1800: /* ARGSUSED */
                   1801: static int
                   1802: termp_cd_pre(DECL_ARGS)
                   1803: {
                   1804:
1.143     kristaps 1805:        synopsis_pre(p, n);
1.102     kristaps 1806:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1807:        return(1);
                   1808: }
                   1809:
                   1810:
                   1811: /* ARGSUSED */
                   1812: static int
                   1813: termp_in_pre(DECL_ARGS)
                   1814: {
1.142     schwarze 1815:
1.143     kristaps 1816:        synopsis_pre(p, n);
1.1       kristaps 1817:
1.138     kristaps 1818:        if (SEC_SYNOPSIS == n->sec && MDOC_LINE & n->flags) {
                   1819:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1820:                term_word(p, "#include");
1.138     kristaps 1821:                term_word(p, "<");
                   1822:        } else {
                   1823:                term_word(p, "<");
                   1824:                term_fontpush(p, TERMFONT_UNDER);
                   1825:        }
1.22      kristaps 1826:
1.1       kristaps 1827:        p->flags |= TERMP_NOSPACE;
                   1828:        return(1);
                   1829: }
                   1830:
                   1831:
                   1832: /* ARGSUSED */
                   1833: static void
                   1834: termp_in_post(DECL_ARGS)
                   1835: {
                   1836:
1.143     kristaps 1837:        if (SEC_SYNOPSIS == n->sec)
1.138     kristaps 1838:                term_fontpush(p, TERMFONT_BOLD);
                   1839:
1.79      kristaps 1840:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1841:        term_word(p, ">");
                   1842:
1.143     kristaps 1843:        if (SEC_SYNOPSIS == n->sec)
1.138     kristaps 1844:                term_fontpop(p);
1.1       kristaps 1845: }
                   1846:
                   1847:
                   1848: /* ARGSUSED */
                   1849: static int
1.45      kristaps 1850: termp_sp_pre(DECL_ARGS)
                   1851: {
1.91      kristaps 1852:        size_t           i, len;
1.45      kristaps 1853:
1.86      kristaps 1854:        switch (n->tok) {
1.76      kristaps 1855:        case (MDOC_sp):
1.96      kristaps 1856:                len = n->child ? a2height(n->child) : 1;
1.76      kristaps 1857:                break;
                   1858:        case (MDOC_br):
                   1859:                len = 0;
                   1860:                break;
                   1861:        default:
                   1862:                len = 1;
                   1863:                break;
1.45      kristaps 1864:        }
                   1865:
                   1866:        if (0 == len)
                   1867:                term_newln(p);
                   1868:        for (i = 0; i < len; i++)
                   1869:                term_vspace(p);
                   1870:
                   1871:        return(0);
                   1872: }
                   1873:
                   1874:
                   1875: /* ARGSUSED */
                   1876: static int
1.1       kristaps 1877: termp_brq_pre(DECL_ARGS)
                   1878: {
                   1879:
1.86      kristaps 1880:        if (MDOC_BODY != n->type)
1.1       kristaps 1881:                return(1);
                   1882:        term_word(p, "\\(lC");
                   1883:        p->flags |= TERMP_NOSPACE;
                   1884:        return(1);
                   1885: }
                   1886:
                   1887:
                   1888: /* ARGSUSED */
                   1889: static void
                   1890: termp_brq_post(DECL_ARGS)
                   1891: {
                   1892:
1.86      kristaps 1893:        if (MDOC_BODY != n->type)
1.1       kristaps 1894:                return;
                   1895:        p->flags |= TERMP_NOSPACE;
                   1896:        term_word(p, "\\(rC");
                   1897: }
                   1898:
                   1899:
                   1900: /* ARGSUSED */
                   1901: static int
                   1902: termp_bq_pre(DECL_ARGS)
                   1903: {
                   1904:
1.86      kristaps 1905:        if (MDOC_BODY != n->type)
1.1       kristaps 1906:                return(1);
                   1907:        term_word(p, "\\(lB");
                   1908:        p->flags |= TERMP_NOSPACE;
                   1909:        return(1);
                   1910: }
                   1911:
                   1912:
                   1913: /* ARGSUSED */
                   1914: static void
                   1915: termp_bq_post(DECL_ARGS)
                   1916: {
                   1917:
1.86      kristaps 1918:        if (MDOC_BODY != n->type)
1.1       kristaps 1919:                return;
                   1920:        p->flags |= TERMP_NOSPACE;
                   1921:        term_word(p, "\\(rB");
                   1922: }
                   1923:
                   1924:
                   1925: /* ARGSUSED */
                   1926: static int
                   1927: termp_pq_pre(DECL_ARGS)
                   1928: {
                   1929:
1.86      kristaps 1930:        if (MDOC_BODY != n->type)
1.1       kristaps 1931:                return(1);
                   1932:        term_word(p, "\\&(");
                   1933:        p->flags |= TERMP_NOSPACE;
                   1934:        return(1);
                   1935: }
                   1936:
                   1937:
                   1938: /* ARGSUSED */
                   1939: static void
                   1940: termp_pq_post(DECL_ARGS)
                   1941: {
                   1942:
1.86      kristaps 1943:        if (MDOC_BODY != n->type)
1.1       kristaps 1944:                return;
                   1945:        term_word(p, ")");
                   1946: }
                   1947:
                   1948:
                   1949: /* ARGSUSED */
                   1950: static int
                   1951: termp_fo_pre(DECL_ARGS)
                   1952: {
                   1953:
1.141     kristaps 1954:        if (MDOC_BLOCK == n->type) {
1.143     kristaps 1955:                synopsis_pre(p, n);
1.141     kristaps 1956:                return(1);
                   1957:        } else if (MDOC_BODY == n->type) {
1.33      kristaps 1958:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1959:                term_word(p, "(");
                   1960:                p->flags |= TERMP_NOSPACE;
                   1961:                return(1);
1.141     kristaps 1962:        }
                   1963:
                   1964:        /* XXX: we drop non-initial arguments as per groff. */
1.1       kristaps 1965:
1.141     kristaps 1966:        assert(n->child);
                   1967:        assert(n->child->string);
1.102     kristaps 1968:        term_fontpush(p, TERMFONT_BOLD);
1.141     kristaps 1969:        term_word(p, n->child->string);
1.1       kristaps 1970:        return(0);
                   1971: }
                   1972:
                   1973:
                   1974: /* ARGSUSED */
                   1975: static void
                   1976: termp_fo_post(DECL_ARGS)
                   1977: {
                   1978:
1.143     kristaps 1979:        if (MDOC_BODY != n->type)
                   1980:                return;
                   1981:
                   1982:        p->flags |= TERMP_NOSPACE;
                   1983:        term_word(p, ")");
                   1984:
                   1985:        if (SEC_SYNOPSIS == n->sec) {
1.141     kristaps 1986:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 1987:                term_word(p, ";");
1.141     kristaps 1988:        }
1.1       kristaps 1989: }
                   1990:
                   1991:
                   1992: /* ARGSUSED */
                   1993: static int
                   1994: termp_bf_pre(DECL_ARGS)
                   1995: {
1.86      kristaps 1996:        const struct mdoc_node  *nn;
1.1       kristaps 1997:
1.86      kristaps 1998:        if (MDOC_HEAD == n->type)
1.1       kristaps 1999:                return(0);
1.86      kristaps 2000:        else if (MDOC_BLOCK != n->type)
1.1       kristaps 2001:                return(1);
                   2002:
1.86      kristaps 2003:        if (NULL == (nn = n->head->child)) {
                   2004:                if (arg_hasattr(MDOC_Emphasis, n))
1.102     kristaps 2005:                        term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 2006:                else if (arg_hasattr(MDOC_Symbolic, n))
1.102     kristaps 2007:                        term_fontpush(p, TERMFONT_BOLD);
                   2008:                else
                   2009:                        term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2010:
                   2011:                return(1);
                   2012:        }
                   2013:
1.86      kristaps 2014:        assert(MDOC_TEXT == nn->type);
                   2015:        if (0 == strcmp("Em", nn->string))
1.102     kristaps 2016:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 2017:        else if (0 == strcmp("Sy", nn->string))
1.102     kristaps 2018:                term_fontpush(p, TERMFONT_BOLD);
                   2019:        else
                   2020:                term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2021:
                   2022:        return(1);
                   2023: }
                   2024:
                   2025:
                   2026: /* ARGSUSED */
                   2027: static int
                   2028: termp_sm_pre(DECL_ARGS)
                   2029: {
                   2030:
1.86      kristaps 2031:        assert(n->child && MDOC_TEXT == n->child->type);
1.109     kristaps 2032:        if (0 == strcmp("on", n->child->string))
1.1       kristaps 2033:                p->flags &= ~TERMP_NONOSPACE;
1.109     kristaps 2034:        else
1.1       kristaps 2035:                p->flags |= TERMP_NONOSPACE;
                   2036:
                   2037:        return(0);
                   2038: }
                   2039:
                   2040:
                   2041: /* ARGSUSED */
                   2042: static int
                   2043: termp_ap_pre(DECL_ARGS)
                   2044: {
                   2045:
                   2046:        p->flags |= TERMP_NOSPACE;
                   2047:        term_word(p, "\\(aq");
                   2048:        p->flags |= TERMP_NOSPACE;
                   2049:        return(1);
                   2050: }
                   2051:
                   2052:
                   2053: /* ARGSUSED */
                   2054: static void
                   2055: termp____post(DECL_ARGS)
                   2056: {
                   2057:
1.95      kristaps 2058:        /* TODO: %U. */
                   2059:
1.1       kristaps 2060:        p->flags |= TERMP_NOSPACE;
1.86      kristaps 2061:        term_word(p, n->next ? "," : ".");
1.1       kristaps 2062: }
                   2063:
                   2064:
                   2065: /* ARGSUSED */
                   2066: static int
1.102     kristaps 2067: termp_li_pre(DECL_ARGS)
                   2068: {
                   2069:
                   2070:        term_fontpush(p, TERMFONT_NONE);
                   2071:        return(1);
                   2072: }
                   2073:
                   2074:
                   2075: /* ARGSUSED */
                   2076: static int
1.1       kristaps 2077: termp_lk_pre(DECL_ARGS)
                   2078: {
1.86      kristaps 2079:        const struct mdoc_node *nn;
1.1       kristaps 2080:
1.102     kristaps 2081:        term_fontpush(p, TERMFONT_UNDER);
1.96      kristaps 2082:        nn = n->child;
                   2083:
                   2084:        if (NULL == nn->next)
1.12      kristaps 2085:                return(1);
                   2086:
1.86      kristaps 2087:        term_word(p, nn->string);
1.102     kristaps 2088:        term_fontpop(p);
1.96      kristaps 2089:
1.1       kristaps 2090:        p->flags |= TERMP_NOSPACE;
                   2091:        term_word(p, ":");
                   2092:
1.102     kristaps 2093:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 2094:        for (nn = nn->next; nn; nn = nn->next)
                   2095:                term_word(p, nn->string);
1.102     kristaps 2096:        term_fontpop(p);
1.12      kristaps 2097:
1.1       kristaps 2098:        return(0);
                   2099: }
                   2100:
                   2101:
                   2102: /* ARGSUSED */
                   2103: static int
1.69      kristaps 2104: termp_under_pre(DECL_ARGS)
1.1       kristaps 2105: {
                   2106:
1.102     kristaps 2107:        term_fontpush(p, TERMFONT_UNDER);
1.84      kristaps 2108:        return(1);
                   2109: }

CVSweb