Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.164
1.164 ! schwarze 1: /* $Id: mdoc_term.c,v 1.163 2014/03/30 21:27:59 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.161 schwarze 4: * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.158 schwarze 5: * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.2 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 18: */
19: #include <sys/types.h>
20:
21: #include <assert.h>
22: #include <ctype.h>
1.77 schwarze 23: #include <stdint.h>
1.1 kristaps 24: #include <stdio.h>
25: #include <stdlib.h>
26: #include <string.h>
27:
1.81 schwarze 28: #include "mandoc.h"
1.61 schwarze 29: #include "out.h"
1.1 kristaps 30: #include "term.h"
31: #include "mdoc.h"
1.61 schwarze 32: #include "main.h"
1.54 schwarze 33:
1.1 kristaps 34: struct termpair {
35: struct termpair *ppair;
1.27 schwarze 36: int count;
1.1 kristaps 37: };
38:
1.29 schwarze 39: #define DECL_ARGS struct termp *p, \
40: struct termpair *pair, \
1.147 schwarze 41: const struct mdoc_meta *meta, \
1.146 schwarze 42: struct mdoc_node *n
1.1 kristaps 43:
44: struct termact {
45: int (*pre)(DECL_ARGS);
46: void (*post)(DECL_ARGS);
47: };
1.29 schwarze 48:
1.89 schwarze 49: static size_t a2width(const struct termp *, const char *);
50: static size_t a2height(const struct termp *, const char *);
51: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 52:
53: static void print_bvspace(struct termp *,
54: const struct mdoc_node *,
55: const struct mdoc_node *);
1.65 schwarze 56: static void print_mdoc_node(DECL_ARGS);
57: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 58: static void print_mdoc_head(struct termp *, const void *);
59: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 60: static void synopsis_pre(struct termp *,
61: const struct mdoc_node *);
1.62 schwarze 62:
1.29 schwarze 63: static void termp____post(DECL_ARGS);
1.120 schwarze 64: static void termp__t_post(DECL_ARGS);
1.49 schwarze 65: static void termp_an_post(DECL_ARGS);
1.29 schwarze 66: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 67: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 68: static void termp_bl_post(DECL_ARGS);
1.143 schwarze 69: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 70: static void termp_fo_post(DECL_ARGS);
71: static void termp_in_post(DECL_ARGS);
72: static void termp_it_post(DECL_ARGS);
73: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 74: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 75: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 76: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 77: static void termp_sh_post(DECL_ARGS);
78: static void termp_ss_post(DECL_ARGS);
79:
1.104 schwarze 80: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 81: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 82: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 83: static int termp_ap_pre(DECL_ARGS);
84: static int termp_bd_pre(DECL_ARGS);
85: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 86: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 87: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 88: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 89: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 90: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 91: static int termp_cd_pre(DECL_ARGS);
92: static int termp_d1_pre(DECL_ARGS);
93: static int termp_ex_pre(DECL_ARGS);
94: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 95: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 96: static int termp_fl_pre(DECL_ARGS);
97: static int termp_fn_pre(DECL_ARGS);
98: static int termp_fo_pre(DECL_ARGS);
99: static int termp_ft_pre(DECL_ARGS);
100: static int termp_in_pre(DECL_ARGS);
101: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 102: static int termp_li_pre(DECL_ARGS);
1.162 schwarze 103: static int termp_ll_pre(DECL_ARGS);
1.29 schwarze 104: static int termp_lk_pre(DECL_ARGS);
105: static int termp_nd_pre(DECL_ARGS);
106: static int termp_nm_pre(DECL_ARGS);
107: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 108: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 109: static int termp_rs_pre(DECL_ARGS);
110: static int termp_rv_pre(DECL_ARGS);
111: static int termp_sh_pre(DECL_ARGS);
112: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 113: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 114: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 115: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 116: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 117: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 118: static int termp_xr_pre(DECL_ARGS);
119: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 120:
1.54 schwarze 121: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 122: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 123: { NULL, NULL }, /* Dd */
124: { NULL, NULL }, /* Dt */
125: { NULL, NULL }, /* Os */
126: { termp_sh_pre, termp_sh_post }, /* Sh */
127: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 128: { termp_sp_pre, NULL }, /* Pp */
1.143 schwarze 129: { termp_d1_pre, termp_bl_post }, /* D1 */
130: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 131: { termp_bd_pre, termp_bd_post }, /* Bd */
132: { NULL, NULL }, /* Ed */
1.73 schwarze 133: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 134: { NULL, NULL }, /* El */
135: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 136: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 137: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 138: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 139: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 140: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 141: { NULL, NULL }, /* Dv */
142: { NULL, NULL }, /* Er */
143: { NULL, NULL }, /* Ev */
144: { termp_ex_pre, NULL }, /* Ex */
145: { termp_fa_pre, NULL }, /* Fa */
1.143 schwarze 146: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 147: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 148: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 149: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 150: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 151: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 152: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 153: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 154: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 155: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 156: { NULL, NULL }, /* Ot */
1.54 schwarze 157: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 158: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 159: { NULL, NULL }, /* St */
1.54 schwarze 160: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 161: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 162: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 163: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 164: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 165: { NULL, termp____post }, /* %D */
1.58 schwarze 166: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 167: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 168: { NULL, termp____post }, /* %N */
169: { NULL, termp____post }, /* %O */
170: { NULL, termp____post }, /* %P */
171: { NULL, termp____post }, /* %R */
1.120 schwarze 172: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 173: { NULL, termp____post }, /* %V */
174: { NULL, NULL }, /* Ac */
1.107 schwarze 175: { termp_quote_pre, termp_quote_post }, /* Ao */
176: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 177: { NULL, NULL }, /* At */
1.1 kristaps 178: { NULL, NULL }, /* Bc */
179: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 180: { termp_quote_pre, termp_quote_post }, /* Bo */
181: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 182: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 183: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 184: { NULL, NULL }, /* Db */
185: { NULL, NULL }, /* Dc */
1.107 schwarze 186: { termp_quote_pre, termp_quote_post }, /* Do */
187: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 188: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 189: { NULL, NULL }, /* Ef */
1.54 schwarze 190: { termp_under_pre, NULL }, /* Em */
1.139 schwarze 191: { termp_quote_pre, termp_quote_post }, /* Eo */
1.26 schwarze 192: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 193: { termp_bold_pre, NULL }, /* Ms */
1.156 schwarze 194: { NULL, NULL }, /* No */
1.1 kristaps 195: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 196: { termp_xx_pre, NULL }, /* Nx */
197: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 198: { NULL, NULL }, /* Pc */
1.156 schwarze 199: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 200: { termp_quote_pre, termp_quote_post }, /* Po */
201: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 202: { NULL, NULL }, /* Qc */
1.107 schwarze 203: { termp_quote_pre, termp_quote_post }, /* Ql */
204: { termp_quote_pre, termp_quote_post }, /* Qo */
205: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 206: { NULL, NULL }, /* Re */
207: { termp_rs_pre, NULL }, /* Rs */
208: { NULL, NULL }, /* Sc */
1.107 schwarze 209: { termp_quote_pre, termp_quote_post }, /* So */
210: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 211: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 212: { termp_under_pre, NULL }, /* Sx */
213: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 214: { NULL, NULL }, /* Tn */
1.26 schwarze 215: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 216: { NULL, NULL }, /* Xc */
217: { NULL, NULL }, /* Xo */
218: { termp_fo_pre, termp_fo_post }, /* Fo */
219: { NULL, NULL }, /* Fc */
1.107 schwarze 220: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 221: { NULL, NULL }, /* Oc */
1.90 schwarze 222: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 223: { NULL, NULL }, /* Ek */
224: { termp_bt_pre, NULL }, /* Bt */
225: { NULL, NULL }, /* Hf */
226: { NULL, NULL }, /* Fr */
227: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 228: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 229: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 230: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 231: { termp_under_pre, NULL }, /* Mt */
1.107 schwarze 232: { termp_quote_pre, termp_quote_post }, /* Brq */
233: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 234: { NULL, NULL }, /* Brc */
1.58 schwarze 235: { NULL, termp____post }, /* %C */
236: { NULL, NULL }, /* Es */ /* TODO */
237: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 238: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 239: { NULL, termp____post }, /* %Q */
1.54 schwarze 240: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 241: { termp_sp_pre, NULL }, /* sp */
1.145 schwarze 242: { NULL, termp____post }, /* %U */
1.85 schwarze 243: { NULL, NULL }, /* Ta */
1.162 schwarze 244: { termp_ll_pre, NULL }, /* ll */
1.1 kristaps 245: };
246:
247:
1.55 schwarze 248: void
1.61 schwarze 249: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 250: {
1.55 schwarze 251: const struct mdoc_node *n;
1.147 schwarze 252: const struct mdoc_meta *meta;
1.61 schwarze 253: struct termp *p;
254:
255: p = (struct termp *)arg;
1.71 schwarze 256:
1.140 schwarze 257: if (0 == p->defindent)
258: p->defindent = 5;
259:
1.71 schwarze 260: p->overstep = 0;
1.80 schwarze 261: p->maxrmargin = p->defrmargin;
1.89 schwarze 262: p->tabwidth = term_len(p, 5);
1.61 schwarze 263:
264: if (NULL == p->symtab)
1.133 schwarze 265: p->symtab = mchars_alloc();
1.55 schwarze 266:
267: n = mdoc_node(mdoc);
1.147 schwarze 268: meta = mdoc_meta(mdoc);
1.55 schwarze 269:
1.147 schwarze 270: term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
1.87 schwarze 271:
1.55 schwarze 272: if (n->child)
1.147 schwarze 273: print_mdoc_nodelist(p, NULL, meta, n->child);
1.87 schwarze 274:
275: term_end(p);
1.1 kristaps 276: }
277:
278:
279: static void
1.65 schwarze 280: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 281: {
282:
1.147 schwarze 283: print_mdoc_node(p, pair, meta, n);
1.60 schwarze 284: if (n->next)
1.147 schwarze 285: print_mdoc_nodelist(p, pair, meta, n->next);
1.1 kristaps 286: }
287:
288:
1.54 schwarze 289: /* ARGSUSED */
1.1 kristaps 290: static void
1.65 schwarze 291: print_mdoc_node(DECL_ARGS)
1.1 kristaps 292: {
1.65 schwarze 293: int chld;
1.1 kristaps 294: struct termpair npair;
1.28 schwarze 295: size_t offset, rmargin;
1.1 kristaps 296:
1.54 schwarze 297: chld = 1;
1.28 schwarze 298: offset = p->offset;
299: rmargin = p->rmargin;
1.146 schwarze 300: n->prev_font = term_fontq(p);
1.1 kristaps 301:
1.63 schwarze 302: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 303: npair.ppair = pair;
1.65 schwarze 304:
1.95 schwarze 305: /*
306: * Keeps only work until the end of a line. If a keep was
307: * invoked in a prior line, revert it to PREKEEP.
308: */
309:
1.155 schwarze 310: if (TERMP_KEEP & p->flags) {
1.154 schwarze 311: if (n->prev ? (n->prev->lastline != n->line) :
1.150 schwarze 312: (n->parent && n->parent->line != n->line)) {
1.95 schwarze 313: p->flags &= ~TERMP_KEEP;
314: p->flags |= TERMP_PREKEEP;
315: }
316: }
1.116 schwarze 317:
318: /*
1.128 schwarze 319: * After the keep flags have been set up, we may now
320: * produce output. Note that some pre-handlers do so.
321: */
322:
323: switch (n->type) {
324: case (MDOC_TEXT):
325: if (' ' == *n->string && MDOC_LINE & n->flags)
326: term_newln(p);
1.132 schwarze 327: if (MDOC_DELIMC & n->flags)
328: p->flags |= TERMP_NOSPACE;
1.128 schwarze 329: term_word(p, n->string);
1.132 schwarze 330: if (MDOC_DELIMO & n->flags)
331: p->flags |= TERMP_NOSPACE;
1.128 schwarze 332: break;
1.131 schwarze 333: case (MDOC_EQN):
1.135 schwarze 334: term_eqn(p, n->eqn);
1.131 schwarze 335: break;
1.128 schwarze 336: case (MDOC_TBL):
337: term_tbl(p, n->span);
338: break;
339: default:
340: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
341: chld = (*termacts[n->tok].pre)
1.147 schwarze 342: (p, &npair, meta, n);
1.128 schwarze 343: break;
344: }
1.95 schwarze 345:
1.60 schwarze 346: if (chld && n->child)
1.147 schwarze 347: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 348:
1.146 schwarze 349: term_fontpopq(p,
350: (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.1 kristaps 351:
1.122 schwarze 352: switch (n->type) {
353: case (MDOC_TEXT):
354: break;
355: case (MDOC_TBL):
1.131 schwarze 356: break;
357: case (MDOC_EQN):
1.122 schwarze 358: break;
359: default:
360: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
361: break;
1.147 schwarze 362: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.93 schwarze 363:
364: /*
365: * Explicit end tokens not only call the post
366: * handler, but also tell the respective block
367: * that it must not call the post handler again.
368: */
1.95 schwarze 369: if (ENDBODY_NOT != n->end)
1.93 schwarze 370: n->pending->flags |= MDOC_ENDED;
371:
372: /*
373: * End of line terminating an implicit block
374: * while an explicit block is still open.
375: * Continue the explicit block without spacing.
376: */
377: if (ENDBODY_NOSPACE == n->end)
378: p->flags |= TERMP_NOSPACE;
1.122 schwarze 379: break;
1.93 schwarze 380: }
1.28 schwarze 381:
1.78 schwarze 382: if (MDOC_EOS & n->flags)
383: p->flags |= TERMP_SENTENCE;
384:
1.162 schwarze 385: if (MDOC_ll != n->tok) {
386: p->offset = offset;
387: p->rmargin = rmargin;
388: }
1.1 kristaps 389: }
390:
391:
392: static void
1.87 schwarze 393: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 394: {
1.147 schwarze 395: const struct mdoc_meta *meta;
1.87 schwarze 396:
1.147 schwarze 397: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 398:
1.65 schwarze 399: term_fontrepl(p, TERMFONT_NONE);
400:
1.7 schwarze 401: /*
402: * Output the footer in new-groff style, that is, three columns
403: * with the middle being the manual date and flanking columns
404: * being the operating system:
405: *
406: * SYSTEM DATE SYSTEM
407: */
408:
1.1 kristaps 409: term_vspace(p);
410:
1.7 schwarze 411: p->offset = 0;
1.89 schwarze 412: p->rmargin = (p->maxrmargin -
1.147 schwarze 413: term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.152 schwarze 414: p->trailspace = 1;
1.1 kristaps 415: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
416:
1.147 schwarze 417: term_word(p, meta->os);
1.1 kristaps 418: term_flushln(p);
419:
1.7 schwarze 420: p->offset = p->rmargin;
1.147 schwarze 421: p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.136 schwarze 422: p->flags |= TERMP_NOSPACE;
1.7 schwarze 423:
1.147 schwarze 424: term_word(p, meta->date);
1.7 schwarze 425: term_flushln(p);
426:
1.1 kristaps 427: p->offset = p->rmargin;
428: p->rmargin = p->maxrmargin;
1.152 schwarze 429: p->trailspace = 0;
1.1 kristaps 430: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 431: p->flags |= TERMP_NOSPACE;
1.1 kristaps 432:
1.147 schwarze 433: term_word(p, meta->os);
1.1 kristaps 434: term_flushln(p);
1.7 schwarze 435:
436: p->offset = 0;
437: p->rmargin = p->maxrmargin;
438: p->flags = 0;
1.1 kristaps 439: }
440:
441:
442: static void
1.87 schwarze 443: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 444: {
1.63 schwarze 445: char buf[BUFSIZ], title[BUFSIZ];
1.137 schwarze 446: size_t buflen, titlen;
1.147 schwarze 447: const struct mdoc_meta *meta;
1.87 schwarze 448:
1.147 schwarze 449: meta = (const struct mdoc_meta *)arg;
1.1 kristaps 450:
451: /*
452: * The header is strange. It has three components, which are
453: * really two with the first duplicated. It goes like this:
454: *
455: * IDENTIFIER TITLE IDENTIFIER
456: *
457: * The IDENTIFIER is NAME(SECTION), which is the command-name
458: * (if given, or "unknown" if not) followed by the manual page
459: * section. These are given in `Dt'. The TITLE is a free-form
460: * string depending on the manual volume. If not specified, it
461: * switches on the manual section.
462: */
463:
1.137 schwarze 464: p->offset = 0;
465: p->rmargin = p->maxrmargin;
466:
1.147 schwarze 467: assert(meta->vol);
468: strlcpy(buf, meta->vol, BUFSIZ);
1.137 schwarze 469: buflen = term_strlen(p, buf);
1.1 kristaps 470:
1.147 schwarze 471: if (meta->arch) {
1.63 schwarze 472: strlcat(buf, " (", BUFSIZ);
1.147 schwarze 473: strlcat(buf, meta->arch, BUFSIZ);
1.63 schwarze 474: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 475: }
476:
1.147 schwarze 477: snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.137 schwarze 478: titlen = term_strlen(p, title);
1.1 kristaps 479:
1.137 schwarze 480: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 481: p->trailspace = 1;
1.1 kristaps 482: p->offset = 0;
1.137 schwarze 483: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
484: (p->maxrmargin -
485: term_strlen(p, buf) + term_len(p, 1)) / 2 :
486: p->maxrmargin - buflen;
1.1 kristaps 487:
488: term_word(p, title);
489: term_flushln(p);
490:
1.137 schwarze 491: p->flags |= TERMP_NOSPACE;
1.1 kristaps 492: p->offset = p->rmargin;
1.137 schwarze 493: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
494: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 495:
496: term_word(p, buf);
497: term_flushln(p);
498:
499: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 500: p->trailspace = 0;
1.137 schwarze 501: if (p->rmargin + titlen <= p->maxrmargin) {
502: p->flags |= TERMP_NOSPACE;
503: p->offset = p->rmargin;
504: p->rmargin = p->maxrmargin;
505: term_word(p, title);
506: term_flushln(p);
507: }
1.1 kristaps 508:
1.137 schwarze 509: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 510: p->offset = 0;
1.1 kristaps 511: p->rmargin = p->maxrmargin;
512: }
513:
514:
515: static size_t
1.89 schwarze 516: a2height(const struct termp *p, const char *v)
1.1 kristaps 517: {
1.61 schwarze 518: struct roffsu su;
1.1 kristaps 519:
1.134 schwarze 520:
1.89 schwarze 521: assert(v);
522: if ( ! a2roffsu(v, &su, SCALE_VS))
1.134 schwarze 523: SCALE_VS_INIT(&su, atoi(v));
1.1 kristaps 524:
1.89 schwarze 525: return(term_vspan(p, &su));
1.61 schwarze 526: }
1.34 schwarze 527:
1.1 kristaps 528:
1.61 schwarze 529: static size_t
1.89 schwarze 530: a2width(const struct termp *p, const char *v)
1.61 schwarze 531: {
532: struct roffsu su;
1.1 kristaps 533:
1.88 schwarze 534: assert(v);
535: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 536: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 537:
1.89 schwarze 538: return(term_hspan(p, &su));
1.1 kristaps 539: }
540:
541:
542: static size_t
1.89 schwarze 543: a2offs(const struct termp *p, const char *v)
1.1 kristaps 544: {
1.61 schwarze 545: struct roffsu su;
1.1 kristaps 546:
1.88 schwarze 547: if ('\0' == *v)
1.61 schwarze 548: return(0);
1.88 schwarze 549: else if (0 == strcmp(v, "left"))
1.9 schwarze 550: return(0);
1.88 schwarze 551: else if (0 == strcmp(v, "indent"))
1.140 schwarze 552: return(term_len(p, p->defindent + 1));
1.88 schwarze 553: else if (0 == strcmp(v, "indent-two"))
1.140 schwarze 554: return(term_len(p, (p->defindent + 1) * 2));
1.88 schwarze 555: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 556: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 557:
1.89 schwarze 558: return(term_hspan(p, &su));
1.1 kristaps 559: }
560:
561:
1.68 schwarze 562: /*
563: * Determine how much space to print out before block elements of `It'
564: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
565: * too.
566: */
1.45 schwarze 567: static void
1.61 schwarze 568: print_bvspace(struct termp *p,
1.1 kristaps 569: const struct mdoc_node *bl,
1.60 schwarze 570: const struct mdoc_node *n)
1.1 kristaps 571: {
1.60 schwarze 572: const struct mdoc_node *nn;
1.138 schwarze 573:
574: assert(n);
1.1 kristaps 575:
576: term_newln(p);
1.88 schwarze 577:
1.121 schwarze 578: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 579: return;
1.121 schwarze 580: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 581: return;
582:
1.60 schwarze 583: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 584:
1.60 schwarze 585: for (nn = n; nn; nn = nn->parent) {
586: if (MDOC_BLOCK != nn->type)
1.1 kristaps 587: continue;
1.60 schwarze 588: if (MDOC_Ss == nn->tok)
1.45 schwarze 589: return;
1.60 schwarze 590: if (MDOC_Sh == nn->tok)
1.45 schwarze 591: return;
1.60 schwarze 592: if (NULL == nn->prev)
1.1 kristaps 593: continue;
594: break;
595: }
596:
1.60 schwarze 597: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 598:
1.121 schwarze 599: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 600: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 601: return;
602:
1.60 schwarze 603: /* A `-diag' without body does not vspace. */
604:
1.121 schwarze 605: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 606: if (n->prev && MDOC_It == n->prev->tok) {
607: assert(n->prev->body);
608: if (NULL == n->prev->body->child)
1.45 schwarze 609: return;
610: }
611:
612: term_vspace(p);
1.162 schwarze 613: }
614:
615:
616: /* ARGSUSED */
617: static int
618: termp_ll_pre(DECL_ARGS)
619: {
620:
1.163 schwarze 621: term_setwidth(p, n->nchild ? n->child->string : NULL);
1.162 schwarze 622: return(0);
1.1 kristaps 623: }
624:
625:
626: /* ARGSUSED */
627: static int
628: termp_it_pre(DECL_ARGS)
629: {
1.60 schwarze 630: const struct mdoc_node *bl, *nn;
1.1 kristaps 631: char buf[7];
1.95 schwarze 632: int i;
1.68 schwarze 633: size_t width, offset, ncols, dcol;
1.82 schwarze 634: enum mdoc_list type;
1.1 kristaps 635:
1.60 schwarze 636: if (MDOC_BLOCK == n->type) {
1.61 schwarze 637: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 638: return(1);
639: }
1.1 kristaps 640:
1.60 schwarze 641: bl = n->parent->parent->parent;
1.121 schwarze 642: type = bl->norm->Bl.type;
1.1 kristaps 643:
1.68 schwarze 644: /*
645: * First calculate width and offset. This is pretty easy unless
646: * we're a -column list, in which case all prior columns must
647: * be accounted for.
648: */
649:
650: width = offset = 0;
651:
1.121 schwarze 652: if (bl->norm->Bl.offs)
653: offset = a2offs(p, bl->norm->Bl.offs);
1.66 schwarze 654:
1.1 kristaps 655: switch (type) {
1.82 schwarze 656: case (LIST_column):
1.85 schwarze 657: if (MDOC_HEAD == n->type)
1.1 kristaps 658: break;
1.88 schwarze 659:
1.66 schwarze 660: /*
1.68 schwarze 661: * Imitate groff's column handling:
662: * - For each earlier column, add its width.
663: * - For less than 5 columns, add four more blanks per
664: * column.
665: * - For exactly 5 columns, add three more blank per
666: * column.
667: * - For more than 5 columns, add only one column.
1.66 schwarze 668: */
1.121 schwarze 669: ncols = bl->norm->Bl.ncols;
1.95 schwarze 670:
1.68 schwarze 671: /* LINTED */
1.89 schwarze 672: dcol = ncols < 5 ? term_len(p, 4) :
673: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 674:
1.85 schwarze 675: /*
676: * Calculate the offset by applying all prior MDOC_BODY,
677: * so we stop at the MDOC_HEAD (NULL == nn->prev).
678: */
679:
1.68 schwarze 680: for (i = 0, nn = n->prev;
1.85 schwarze 681: nn->prev && i < (int)ncols;
1.68 schwarze 682: nn = nn->prev, i++)
683: offset += dcol + a2width
1.121 schwarze 684: (p, bl->norm->Bl.cols[i]);
1.66 schwarze 685:
686: /*
1.68 schwarze 687: * When exceeding the declared number of columns, leave
688: * the remaining widths at 0. This will later be
689: * adjusted to the default width of 10, or, for the last
690: * column, stretched to the right margin.
1.46 schwarze 691: */
1.68 schwarze 692: if (i >= (int)ncols)
693: break;
1.46 schwarze 694:
1.66 schwarze 695: /*
1.68 schwarze 696: * Use the declared column widths, extended as explained
697: * in the preceding paragraph.
1.66 schwarze 698: */
1.121 schwarze 699: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 700: break;
701: default:
1.121 schwarze 702: if (NULL == bl->norm->Bl.width)
1.68 schwarze 703: break;
704:
705: /*
706: * Note: buffer the width by 2, which is groff's magic
707: * number for buffering single arguments. See the above
708: * handling for column for how this changes.
709: */
1.121 schwarze 710: assert(bl->norm->Bl.width);
711: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 712: break;
713: }
714:
715: /*
716: * List-type can override the width in the case of fixed-head
717: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 718: * offset.
1.1 kristaps 719: */
720:
721: switch (type) {
1.82 schwarze 722: case (LIST_bullet):
1.1 kristaps 723: /* FALLTHROUGH */
1.82 schwarze 724: case (LIST_dash):
1.1 kristaps 725: /* FALLTHROUGH */
1.82 schwarze 726: case (LIST_hyphen):
1.144 schwarze 727: /* FALLTHROUGH */
1.82 schwarze 728: case (LIST_enum):
1.144 schwarze 729: if (width < term_len(p, 2))
730: width = term_len(p, 2);
1.1 kristaps 731: break;
1.82 schwarze 732: case (LIST_hang):
1.33 schwarze 733: if (0 == width)
1.89 schwarze 734: width = term_len(p, 8);
1.33 schwarze 735: break;
1.82 schwarze 736: case (LIST_column):
1.41 schwarze 737: /* FALLTHROUGH */
1.82 schwarze 738: case (LIST_tag):
1.1 kristaps 739: if (0 == width)
1.89 schwarze 740: width = term_len(p, 10);
1.1 kristaps 741: break;
742: default:
743: break;
744: }
745:
746: /*
1.16 schwarze 747: * Whitespace control. Inset bodies need an initial space,
748: * while diagonal bodies need two.
1.1 kristaps 749: */
750:
1.42 schwarze 751: p->flags |= TERMP_NOSPACE;
752:
1.1 kristaps 753: switch (type) {
1.82 schwarze 754: case (LIST_diag):
1.60 schwarze 755: if (MDOC_BODY == n->type)
1.48 schwarze 756: term_word(p, "\\ \\ ");
1.42 schwarze 757: break;
1.82 schwarze 758: case (LIST_inset):
1.60 schwarze 759: if (MDOC_BODY == n->type)
1.42 schwarze 760: term_word(p, "\\ ");
1.1 kristaps 761: break;
762: default:
763: break;
764: }
765:
1.42 schwarze 766: p->flags |= TERMP_NOSPACE;
767:
1.1 kristaps 768: switch (type) {
1.82 schwarze 769: case (LIST_diag):
1.60 schwarze 770: if (MDOC_HEAD == n->type)
1.65 schwarze 771: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 772: break;
773: default:
774: break;
775: }
776:
777: /*
1.68 schwarze 778: * Pad and break control. This is the tricky part. These flags
779: * are documented in term_flushln() in term.c. Note that we're
780: * going to unset all of these flags in termp_it_post() when we
781: * exit.
1.1 kristaps 782: */
783:
784: switch (type) {
1.144 schwarze 785: case (LIST_enum):
786: /*
787: * Weird special case.
788: * Very narrow enum lists actually hang.
789: */
790: if (width == term_len(p, 2))
791: p->flags |= TERMP_HANG;
792: /* FALLTHROUGH */
1.82 schwarze 793: case (LIST_bullet):
1.1 kristaps 794: /* FALLTHROUGH */
1.82 schwarze 795: case (LIST_dash):
1.1 kristaps 796: /* FALLTHROUGH */
1.82 schwarze 797: case (LIST_hyphen):
1.152 schwarze 798: if (MDOC_HEAD != n->type)
799: break;
800: p->flags |= TERMP_NOBREAK;
801: p->trailspace = 1;
1.33 schwarze 802: break;
1.82 schwarze 803: case (LIST_hang):
1.152 schwarze 804: if (MDOC_HEAD != n->type)
1.47 schwarze 805: break;
806:
807: /*
808: * This is ugly. If `-hang' is specified and the body
809: * is a `Bl' or `Bd', then we want basically to nullify
810: * the "overstep" effect in term_flushln() and treat
811: * this as a `-ohang' list instead.
812: */
1.60 schwarze 813: if (n->next->child &&
814: (MDOC_Bl == n->next->child->tok ||
1.136 schwarze 815: MDOC_Bd == n->next->child->tok))
1.152 schwarze 816: break;
817:
818: p->flags |= TERMP_NOBREAK | TERMP_HANG;
819: p->trailspace = 1;
1.33 schwarze 820: break;
1.82 schwarze 821: case (LIST_tag):
1.60 schwarze 822: if (MDOC_HEAD != n->type)
1.33 schwarze 823: break;
1.152 schwarze 824:
825: p->flags |= TERMP_NOBREAK;
826: p->trailspace = 2;
827:
1.60 schwarze 828: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 829: p->flags |= TERMP_DANGLE;
1.1 kristaps 830: break;
1.82 schwarze 831: case (LIST_column):
1.85 schwarze 832: if (MDOC_HEAD == n->type)
833: break;
834:
1.152 schwarze 835: if (NULL == n->next) {
1.85 schwarze 836: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 837: p->trailspace = 0;
838: } else {
1.85 schwarze 839: p->flags |= TERMP_NOBREAK;
1.152 schwarze 840: p->trailspace = 1;
841: }
1.85 schwarze 842:
1.1 kristaps 843: break;
1.82 schwarze 844: case (LIST_diag):
1.152 schwarze 845: if (MDOC_HEAD != n->type)
846: break;
847: p->flags |= TERMP_NOBREAK;
848: p->trailspace = 1;
1.1 kristaps 849: break;
850: default:
851: break;
852: }
853:
854: /*
855: * Margin control. Set-head-width lists have their right
856: * margins shortened. The body for these lists has the offset
857: * necessarily lengthened. Everybody gets the offset.
858: */
859:
860: p->offset += offset;
861:
862: switch (type) {
1.82 schwarze 863: case (LIST_hang):
1.47 schwarze 864: /*
865: * Same stipulation as above, regarding `-hang'. We
866: * don't want to recalculate rmargin and offsets when
867: * using `Bd' or `Bl' within `-hang' overstep lists.
868: */
1.60 schwarze 869: if (MDOC_HEAD == n->type && n->next->child &&
870: (MDOC_Bl == n->next->child->tok ||
871: MDOC_Bd == n->next->child->tok))
1.47 schwarze 872: break;
873: /* FALLTHROUGH */
1.82 schwarze 874: case (LIST_bullet):
1.1 kristaps 875: /* FALLTHROUGH */
1.82 schwarze 876: case (LIST_dash):
1.1 kristaps 877: /* FALLTHROUGH */
1.82 schwarze 878: case (LIST_enum):
1.1 kristaps 879: /* FALLTHROUGH */
1.82 schwarze 880: case (LIST_hyphen):
1.33 schwarze 881: /* FALLTHROUGH */
1.82 schwarze 882: case (LIST_tag):
1.41 schwarze 883: assert(width);
1.60 schwarze 884: if (MDOC_HEAD == n->type)
1.1 kristaps 885: p->rmargin = p->offset + width;
1.161 schwarze 886: else {
1.1 kristaps 887: p->offset += width;
1.161 schwarze 888: if (p->rmargin < p->offset)
889: p->rmargin = p->offset;
890: }
1.1 kristaps 891: break;
1.82 schwarze 892: case (LIST_column):
1.41 schwarze 893: assert(width);
1.1 kristaps 894: p->rmargin = p->offset + width;
1.43 schwarze 895: /*
896: * XXX - this behaviour is not documented: the
897: * right-most column is filled to the right margin.
898: */
1.85 schwarze 899: if (MDOC_HEAD == n->type)
900: break;
901: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 902: p->rmargin = p->maxrmargin;
1.1 kristaps 903: break;
904: default:
905: break;
906: }
907:
908: /*
909: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 910: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 911: */
912:
1.60 schwarze 913: if (MDOC_HEAD == n->type)
1.1 kristaps 914: switch (type) {
1.82 schwarze 915: case (LIST_bullet):
1.65 schwarze 916: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 917: term_word(p, "\\[bu]");
1.65 schwarze 918: term_fontpop(p);
1.1 kristaps 919: break;
1.82 schwarze 920: case (LIST_dash):
1.1 kristaps 921: /* FALLTHROUGH */
1.82 schwarze 922: case (LIST_hyphen):
1.65 schwarze 923: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 924: term_word(p, "\\(hy");
1.65 schwarze 925: term_fontpop(p);
1.1 kristaps 926: break;
1.82 schwarze 927: case (LIST_enum):
1.1 kristaps 928: (pair->ppair->ppair->count)++;
1.68 schwarze 929: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 930: pair->ppair->ppair->count);
931: term_word(p, buf);
932: break;
933: default:
934: break;
935: }
1.12 schwarze 936:
1.1 kristaps 937: /*
938: * If we're not going to process our children, indicate so here.
939: */
940:
941: switch (type) {
1.82 schwarze 942: case (LIST_bullet):
1.1 kristaps 943: /* FALLTHROUGH */
1.82 schwarze 944: case (LIST_item):
1.1 kristaps 945: /* FALLTHROUGH */
1.82 schwarze 946: case (LIST_dash):
1.1 kristaps 947: /* FALLTHROUGH */
1.82 schwarze 948: case (LIST_hyphen):
1.1 kristaps 949: /* FALLTHROUGH */
1.82 schwarze 950: case (LIST_enum):
1.60 schwarze 951: if (MDOC_HEAD == n->type)
1.1 kristaps 952: return(0);
953: break;
1.82 schwarze 954: case (LIST_column):
1.85 schwarze 955: if (MDOC_HEAD == n->type)
1.1 kristaps 956: return(0);
957: break;
958: default:
959: break;
960: }
961:
962: return(1);
963: }
964:
965:
966: /* ARGSUSED */
967: static void
968: termp_it_post(DECL_ARGS)
969: {
1.82 schwarze 970: enum mdoc_list type;
1.1 kristaps 971:
1.68 schwarze 972: if (MDOC_BLOCK == n->type)
1.1 kristaps 973: return;
974:
1.121 schwarze 975: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 976:
977: switch (type) {
1.82 schwarze 978: case (LIST_item):
1.44 schwarze 979: /* FALLTHROUGH */
1.82 schwarze 980: case (LIST_diag):
1.1 kristaps 981: /* FALLTHROUGH */
1.82 schwarze 982: case (LIST_inset):
1.60 schwarze 983: if (MDOC_BODY == n->type)
1.74 schwarze 984: term_newln(p);
1.1 kristaps 985: break;
1.82 schwarze 986: case (LIST_column):
1.85 schwarze 987: if (MDOC_BODY == n->type)
1.1 kristaps 988: term_flushln(p);
989: break;
990: default:
1.74 schwarze 991: term_newln(p);
1.1 kristaps 992: break;
993: }
994:
1.68 schwarze 995: /*
996: * Now that our output is flushed, we can reset our tags. Since
997: * only `It' sets these flags, we're free to assume that nobody
998: * has munged them in the meanwhile.
999: */
1000:
1001: p->flags &= ~TERMP_DANGLE;
1002: p->flags &= ~TERMP_NOBREAK;
1003: p->flags &= ~TERMP_HANG;
1.152 schwarze 1004: p->trailspace = 0;
1.1 kristaps 1005: }
1006:
1007:
1008: /* ARGSUSED */
1009: static int
1010: termp_nm_pre(DECL_ARGS)
1011: {
1012:
1.155 schwarze 1013: if (MDOC_BLOCK == n->type) {
1014: p->flags |= TERMP_PREKEEP;
1.94 schwarze 1015: return(1);
1.155 schwarze 1016: }
1.94 schwarze 1017:
1018: if (MDOC_BODY == n->type) {
1019: if (NULL == n->child)
1020: return(0);
1.136 schwarze 1021: p->flags |= TERMP_NOSPACE;
1.94 schwarze 1022: p->offset += term_len(p, 1) +
1.147 schwarze 1023: (NULL == n->prev->child ?
1024: term_strlen(p, meta->name) :
1.94 schwarze 1025: MDOC_TEXT == n->prev->child->type ?
1.147 schwarze 1026: term_strlen(p, n->prev->child->string) :
1.94 schwarze 1027: term_len(p, 5));
1.164 ! schwarze 1028: if (p->rmargin < p->offset)
! 1029: p->rmargin = p->offset;
1.94 schwarze 1030: return(1);
1031: }
1032:
1.147 schwarze 1033: if (NULL == n->child && NULL == meta->name)
1.94 schwarze 1034: return(0);
1.81 schwarze 1035:
1.97 schwarze 1036: if (MDOC_HEAD == n->type)
1037: synopsis_pre(p, n->parent);
1.65 schwarze 1038:
1.94 schwarze 1039: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1040: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.152 schwarze 1041: p->trailspace = 1;
1.105 schwarze 1042: p->rmargin = p->offset + term_len(p, 1);
1043: if (NULL == n->child) {
1.147 schwarze 1044: p->rmargin += term_strlen(p, meta->name);
1.105 schwarze 1045: } else if (MDOC_TEXT == n->child->type) {
1046: p->rmargin += term_strlen(p, n->child->string);
1047: if (n->child->next)
1048: p->flags |= TERMP_HANG;
1049: } else {
1050: p->rmargin += term_len(p, 5);
1051: p->flags |= TERMP_HANG;
1052: }
1.94 schwarze 1053: }
1054:
1.65 schwarze 1055: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1056: if (NULL == n->child)
1.147 schwarze 1057: term_word(p, meta->name);
1.1 kristaps 1058: return(1);
1059: }
1060:
1061:
1.94 schwarze 1062: /* ARGSUSED */
1063: static void
1064: termp_nm_post(DECL_ARGS)
1065: {
1066:
1.155 schwarze 1067: if (MDOC_BLOCK == n->type) {
1068: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1069: } else if (MDOC_HEAD == n->type && n->next->child) {
1.94 schwarze 1070: term_flushln(p);
1071: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.152 schwarze 1072: p->trailspace = 0;
1.136 schwarze 1073: } else if (MDOC_BODY == n->type && n->child)
1.94 schwarze 1074: term_flushln(p);
1075: }
1076:
1077:
1.1 kristaps 1078: /* ARGSUSED */
1079: static int
1080: termp_fl_pre(DECL_ARGS)
1081: {
1082:
1.65 schwarze 1083: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1084: term_word(p, "\\-");
1.67 schwarze 1085:
1086: if (n->child)
1087: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1088: else if (n->next && n->next->line == n->line)
1089: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1090:
1.1 kristaps 1091: return(1);
1.49 schwarze 1092: }
1093:
1094:
1095: /* ARGSUSED */
1096: static int
1.104 schwarze 1097: termp__a_pre(DECL_ARGS)
1098: {
1099:
1100: if (n->prev && MDOC__A == n->prev->tok)
1101: if (NULL == n->next || MDOC__A != n->next->tok)
1102: term_word(p, "and");
1103:
1104: return(1);
1105: }
1106:
1107:
1108: /* ARGSUSED */
1109: static int
1.49 schwarze 1110: termp_an_pre(DECL_ARGS)
1111: {
1112:
1.60 schwarze 1113: if (NULL == n->child)
1.49 schwarze 1114: return(1);
1115:
1116: /*
1.60 schwarze 1117: * If not in the AUTHORS section, `An -split' will cause
1118: * newlines to occur before the author name. If in the AUTHORS
1119: * section, by default, the first `An' invocation is nosplit,
1120: * then all subsequent ones, regardless of whether interspersed
1121: * with other macros/text, are split. -split, in this case,
1122: * will override the condition of the implied first -nosplit.
1.49 schwarze 1123: */
1124:
1.60 schwarze 1125: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1126: if ( ! (TERMP_ANPREC & p->flags)) {
1127: if (TERMP_SPLIT & p->flags)
1128: term_newln(p);
1129: return(1);
1130: }
1131: if (TERMP_NOSPLIT & p->flags)
1132: return(1);
1133: term_newln(p);
1134: return(1);
1135: }
1136:
1137: if (TERMP_SPLIT & p->flags)
1138: term_newln(p);
1139:
1140: return(1);
1141: }
1142:
1143:
1144: /* ARGSUSED */
1145: static void
1146: termp_an_post(DECL_ARGS)
1147: {
1148:
1.60 schwarze 1149: if (n->child) {
1150: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1151: p->flags |= TERMP_ANPREC;
1152: return;
1153: }
1154:
1.121 schwarze 1155: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1156: p->flags &= ~TERMP_NOSPLIT;
1157: p->flags |= TERMP_SPLIT;
1.121 schwarze 1158: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1159: p->flags &= ~TERMP_SPLIT;
1160: p->flags |= TERMP_NOSPLIT;
1161: }
1162:
1.1 kristaps 1163: }
1164:
1165:
1166: /* ARGSUSED */
1167: static int
1168: termp_ns_pre(DECL_ARGS)
1169: {
1170:
1.127 schwarze 1171: if ( ! (MDOC_LINE & n->flags))
1172: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1173: return(1);
1174: }
1175:
1176:
1177: /* ARGSUSED */
1178: static int
1179: termp_rs_pre(DECL_ARGS)
1180: {
1181:
1.60 schwarze 1182: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1183: return(1);
1.60 schwarze 1184: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1185: term_vspace(p);
1186: return(1);
1187: }
1188:
1189:
1190: /* ARGSUSED */
1191: static int
1192: termp_rv_pre(DECL_ARGS)
1193: {
1.132 schwarze 1194: int nchild;
1.1 kristaps 1195:
1196: term_newln(p);
1197: term_word(p, "The");
1198:
1.132 schwarze 1199: nchild = n->nchild;
1200: for (n = n->child; n; n = n->next) {
1.65 schwarze 1201: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1202: term_word(p, n->string);
1.65 schwarze 1203: term_fontpop(p);
1.132 schwarze 1204:
1.53 schwarze 1205: p->flags |= TERMP_NOSPACE;
1.132 schwarze 1206: term_word(p, "()");
1207:
1208: if (nchild > 2 && n->next) {
1209: p->flags |= TERMP_NOSPACE;
1210: term_word(p, ",");
1211: }
1212:
1213: if (n->next && NULL == n->next->next)
1214: term_word(p, "and");
1.53 schwarze 1215: }
1216:
1.132 schwarze 1217: if (nchild > 1)
1.53 schwarze 1218: term_word(p, "functions return");
1219: else
1220: term_word(p, "function returns");
1.1 kristaps 1221:
1.53 schwarze 1222: term_word(p, "the value 0 if successful; otherwise the value "
1223: "-1 is returned and the global variable");
1.1 kristaps 1224:
1.65 schwarze 1225: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1226: term_word(p, "errno");
1.65 schwarze 1227: term_fontpop(p);
1.1 kristaps 1228:
1229: term_word(p, "is set to indicate the error.");
1.84 schwarze 1230: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1231:
1.53 schwarze 1232: return(0);
1.1 kristaps 1233: }
1234:
1235:
1236: /* ARGSUSED */
1237: static int
1238: termp_ex_pre(DECL_ARGS)
1239: {
1.132 schwarze 1240: int nchild;
1.1 kristaps 1241:
1.132 schwarze 1242: term_newln(p);
1.53 schwarze 1243: term_word(p, "The");
1.1 kristaps 1244:
1.132 schwarze 1245: nchild = n->nchild;
1246: for (n = n->child; n; n = n->next) {
1.65 schwarze 1247: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1248: term_word(p, n->string);
1.65 schwarze 1249: term_fontpop(p);
1.132 schwarze 1250:
1251: if (nchild > 2 && n->next) {
1252: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1253: term_word(p, ",");
1.132 schwarze 1254: }
1255:
1256: if (n->next && NULL == n->next->next)
1257: term_word(p, "and");
1.53 schwarze 1258: }
1259:
1.132 schwarze 1260: if (nchild > 1)
1.53 schwarze 1261: term_word(p, "utilities exit");
1262: else
1263: term_word(p, "utility exits");
1264:
1265: term_word(p, "0 on success, and >0 if an error occurs.");
1.132 schwarze 1266:
1.84 schwarze 1267: p->flags |= TERMP_SENTENCE;
1.53 schwarze 1268: return(0);
1.1 kristaps 1269: }
1270:
1271:
1272: /* ARGSUSED */
1273: static int
1274: termp_nd_pre(DECL_ARGS)
1275: {
1.25 schwarze 1276:
1.60 schwarze 1277: if (MDOC_BODY != n->type)
1.25 schwarze 1278: return(1);
1279:
1280: #if defined(__OpenBSD__) || defined(__linux__)
1281: term_word(p, "\\(en");
1.24 schwarze 1282: #else
1283: term_word(p, "\\(em");
1284: #endif
1.1 kristaps 1285: return(1);
1286: }
1287:
1288:
1289: /* ARGSUSED */
1.73 schwarze 1290: static int
1291: termp_bl_pre(DECL_ARGS)
1292: {
1293:
1294: return(MDOC_HEAD != n->type);
1295: }
1296:
1297:
1298: /* ARGSUSED */
1.1 kristaps 1299: static void
1300: termp_bl_post(DECL_ARGS)
1301: {
1302:
1.60 schwarze 1303: if (MDOC_BLOCK == n->type)
1.1 kristaps 1304: term_newln(p);
1305: }
1306:
1307: /* ARGSUSED */
1308: static int
1309: termp_xr_pre(DECL_ARGS)
1310: {
1311:
1.132 schwarze 1312: if (NULL == (n = n->child))
1.72 schwarze 1313: return(0);
1314:
1.132 schwarze 1315: assert(MDOC_TEXT == n->type);
1316: term_word(p, n->string);
1.10 schwarze 1317:
1.132 schwarze 1318: if (NULL == (n = n->next))
1.1 kristaps 1319: return(0);
1.132 schwarze 1320:
1.1 kristaps 1321: p->flags |= TERMP_NOSPACE;
1322: term_word(p, "(");
1.132 schwarze 1323: p->flags |= TERMP_NOSPACE;
1324:
1325: assert(MDOC_TEXT == n->type);
1326: term_word(p, n->string);
1327:
1328: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1329: term_word(p, ")");
1.60 schwarze 1330:
1.1 kristaps 1331: return(0);
1332: }
1333:
1.86 schwarze 1334: /*
1335: * This decides how to assert whitespace before any of the SYNOPSIS set
1336: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1337: * macro combos).
1338: */
1339: static void
1340: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1341: {
1342: /*
1343: * Obviously, if we're not in a SYNOPSIS or no prior macros
1344: * exist, do nothing.
1345: */
1.92 schwarze 1346: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1347: return;
1348:
1349: /*
1350: * If we're the second in a pair of like elements, emit our
1351: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1352: * case we soldier on.
1353: */
1354: if (n->prev->tok == n->tok &&
1355: MDOC_Ft != n->tok &&
1356: MDOC_Fo != n->tok &&
1357: MDOC_Fn != n->tok) {
1358: term_newln(p);
1359: return;
1360: }
1361:
1362: /*
1363: * If we're one of the SYNOPSIS set and non-like pair-wise after
1364: * another (or Fn/Fo, which we've let slip through) then assert
1365: * vertical space, else only newline and move on.
1366: */
1367: switch (n->prev->tok) {
1368: case (MDOC_Fd):
1369: /* FALLTHROUGH */
1370: case (MDOC_Fn):
1371: /* FALLTHROUGH */
1372: case (MDOC_Fo):
1373: /* FALLTHROUGH */
1374: case (MDOC_In):
1375: /* FALLTHROUGH */
1376: case (MDOC_Vt):
1377: term_vspace(p);
1378: break;
1379: case (MDOC_Ft):
1380: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1381: term_vspace(p);
1382: break;
1383: }
1384: /* FALLTHROUGH */
1385: default:
1386: term_newln(p);
1387: break;
1388: }
1389: }
1390:
1391:
1.69 schwarze 1392: static int
1393: termp_vt_pre(DECL_ARGS)
1394: {
1395:
1.86 schwarze 1396: if (MDOC_ELEM == n->type) {
1397: synopsis_pre(p, n);
1.147 schwarze 1398: return(termp_under_pre(p, pair, meta, n));
1.86 schwarze 1399: } else if (MDOC_BLOCK == n->type) {
1400: synopsis_pre(p, n);
1401: return(1);
1402: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1403: return(0);
1404:
1.147 schwarze 1405: return(termp_under_pre(p, pair, meta, n));
1.69 schwarze 1406: }
1407:
1408:
1.1 kristaps 1409: /* ARGSUSED */
1410: static int
1.54 schwarze 1411: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1412: {
1413:
1.65 schwarze 1414: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1415: return(1);
1416: }
1417:
1418:
1419: /* ARGSUSED */
1.86 schwarze 1420: static int
1421: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1422: {
1423:
1.86 schwarze 1424: synopsis_pre(p, n);
1.147 schwarze 1425: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1426: }
1427:
1428:
1429: /* ARGSUSED */
1.143 schwarze 1430: static void
1431: termp_fd_post(DECL_ARGS)
1432: {
1433:
1434: term_newln(p);
1435: }
1436:
1437:
1438: /* ARGSUSED */
1.1 kristaps 1439: static int
1440: termp_sh_pre(DECL_ARGS)
1441: {
1.60 schwarze 1442:
1443: /* No vspace between consecutive `Sh' calls. */
1444:
1445: switch (n->type) {
1.52 schwarze 1446: case (MDOC_BLOCK):
1.60 schwarze 1447: if (n->prev && MDOC_Sh == n->prev->tok)
1448: if (NULL == n->prev->body->child)
1.52 schwarze 1449: break;
1450: term_vspace(p);
1451: break;
1.1 kristaps 1452: case (MDOC_HEAD):
1.65 schwarze 1453: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1454: break;
1455: case (MDOC_BODY):
1.140 schwarze 1456: p->offset = term_len(p, p->defindent);
1.141 schwarze 1457: if (SEC_AUTHORS == n->sec)
1458: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1459: break;
1460: default:
1461: break;
1462: }
1463: return(1);
1464: }
1465:
1466:
1467: /* ARGSUSED */
1468: static void
1469: termp_sh_post(DECL_ARGS)
1470: {
1471:
1.60 schwarze 1472: switch (n->type) {
1.1 kristaps 1473: case (MDOC_HEAD):
1474: term_newln(p);
1475: break;
1476: case (MDOC_BODY):
1477: term_newln(p);
1478: p->offset = 0;
1479: break;
1480: default:
1481: break;
1482: }
1483: }
1484:
1485:
1486: /* ARGSUSED */
1487: static int
1488: termp_bt_pre(DECL_ARGS)
1489: {
1490:
1491: term_word(p, "is currently in beta test.");
1.84 schwarze 1492: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1493: return(0);
1.1 kristaps 1494: }
1495:
1496:
1497: /* ARGSUSED */
1498: static void
1499: termp_lb_post(DECL_ARGS)
1500: {
1501:
1.77 schwarze 1502: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1503: term_newln(p);
1.1 kristaps 1504: }
1505:
1506:
1507: /* ARGSUSED */
1508: static int
1509: termp_ud_pre(DECL_ARGS)
1510: {
1511:
1512: term_word(p, "currently under development.");
1.84 schwarze 1513: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1514: return(0);
1.1 kristaps 1515: }
1516:
1517:
1518: /* ARGSUSED */
1519: static int
1520: termp_d1_pre(DECL_ARGS)
1521: {
1522:
1.60 schwarze 1523: if (MDOC_BLOCK != n->type)
1.1 kristaps 1524: return(1);
1525: term_newln(p);
1.140 schwarze 1526: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1527: return(1);
1528: }
1529:
1530:
1531: /* ARGSUSED */
1532: static int
1533: termp_ft_pre(DECL_ARGS)
1534: {
1535:
1.85 schwarze 1536: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1537: synopsis_pre(p, n);
1.65 schwarze 1538: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1539: return(1);
1540: }
1541:
1542:
1543: /* ARGSUSED */
1544: static int
1545: termp_fn_pre(DECL_ARGS)
1546: {
1.159 schwarze 1547: size_t rmargin = 0;
1.132 schwarze 1548: int pretty;
1549:
1550: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1551:
1.86 schwarze 1552: synopsis_pre(p, n);
1.85 schwarze 1553:
1.132 schwarze 1554: if (NULL == (n = n->child))
1555: return(0);
1556:
1.153 schwarze 1557: if (pretty) {
1558: rmargin = p->rmargin;
1.159 schwarze 1559: p->rmargin = p->offset + term_len(p, 4);
1.153 schwarze 1560: p->flags |= TERMP_NOBREAK | TERMP_HANG;
1561: }
1562:
1.132 schwarze 1563: assert(MDOC_TEXT == n->type);
1.65 schwarze 1564: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1565: term_word(p, n->string);
1.65 schwarze 1566: term_fontpop(p);
1.1 kristaps 1567:
1.153 schwarze 1568: if (pretty) {
1569: term_flushln(p);
1570: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1571: p->offset = p->rmargin;
1572: p->rmargin = rmargin;
1573: }
1574:
1.1 kristaps 1575: p->flags |= TERMP_NOSPACE;
1576: term_word(p, "(");
1.132 schwarze 1577: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1578:
1.132 schwarze 1579: for (n = n->next; n; n = n->next) {
1580: assert(MDOC_TEXT == n->type);
1.65 schwarze 1581: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1582: if (pretty)
1583: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1584: term_word(p, n->string);
1.65 schwarze 1585: term_fontpop(p);
1586:
1.132 schwarze 1587: if (n->next) {
1588: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1589: term_word(p, ",");
1.132 schwarze 1590: }
1.1 kristaps 1591: }
1592:
1.132 schwarze 1593: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1594: term_word(p, ")");
1595:
1.132 schwarze 1596: if (pretty) {
1597: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1598: term_word(p, ";");
1.153 schwarze 1599: term_flushln(p);
1.132 schwarze 1600: }
1.1 kristaps 1601:
1602: return(0);
1603: }
1604:
1605:
1606: /* ARGSUSED */
1607: static int
1608: termp_fa_pre(DECL_ARGS)
1609: {
1.60 schwarze 1610: const struct mdoc_node *nn;
1.1 kristaps 1611:
1.60 schwarze 1612: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1613: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1614: return(1);
1615: }
1616:
1.60 schwarze 1617: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1618: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1619: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1620: term_word(p, nn->string);
1.65 schwarze 1621: term_fontpop(p);
1622:
1.158 schwarze 1623: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1624: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1625: term_word(p, ",");
1.132 schwarze 1626: }
1.1 kristaps 1627: }
1628:
1629: return(0);
1630: }
1631:
1632:
1633: /* ARGSUSED */
1634: static int
1635: termp_bd_pre(DECL_ARGS)
1636: {
1.99 schwarze 1637: size_t tabwidth, rm, rmax;
1.146 schwarze 1638: struct mdoc_node *nn;
1.1 kristaps 1639:
1.60 schwarze 1640: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1641: print_bvspace(p, n, n);
1.45 schwarze 1642: return(1);
1.73 schwarze 1643: } else if (MDOC_HEAD == n->type)
1644: return(0);
1.1 kristaps 1645:
1.121 schwarze 1646: if (n->norm->Bd.offs)
1647: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 1648:
1649: /*
1650: * If -ragged or -filled are specified, the block does nothing
1651: * but change the indentation. If -unfilled or -literal are
1652: * specified, text is printed exactly as entered in the display:
1653: * for macro lines, a newline is appended to the line. Blank
1654: * lines are allowed.
1655: */
1.48 schwarze 1656:
1.121 schwarze 1657: if (DISP_literal != n->norm->Bd.type &&
1658: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1659: return(1);
1660:
1.75 schwarze 1661: tabwidth = p->tabwidth;
1.123 schwarze 1662: if (DISP_literal == n->norm->Bd.type)
1663: p->tabwidth = term_len(p, 8);
1664:
1.77 schwarze 1665: rm = p->rmargin;
1666: rmax = p->maxrmargin;
1667: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1668:
1.60 schwarze 1669: for (nn = n->child; nn; nn = nn->next) {
1.147 schwarze 1670: print_mdoc_node(p, pair, meta, nn);
1.108 schwarze 1671: /*
1672: * If the printed node flushes its own line, then we
1673: * needn't do it here as well. This is hacky, but the
1674: * notion of selective eoln whitespace is pretty dumb
1675: * anyway, so don't sweat it.
1676: */
1677: switch (nn->tok) {
1.112 schwarze 1678: case (MDOC_Sm):
1679: /* FALLTHROUGH */
1.108 schwarze 1680: case (MDOC_br):
1681: /* FALLTHROUGH */
1682: case (MDOC_sp):
1683: /* FALLTHROUGH */
1684: case (MDOC_Bl):
1.115 schwarze 1685: /* FALLTHROUGH */
1686: case (MDOC_D1):
1687: /* FALLTHROUGH */
1688: case (MDOC_Dl):
1.108 schwarze 1689: /* FALLTHROUGH */
1690: case (MDOC_Lp):
1691: /* FALLTHROUGH */
1692: case (MDOC_Pp):
1693: continue;
1694: default:
1695: break;
1696: }
1.100 schwarze 1697: if (nn->next && nn->next->line == nn->line)
1698: continue;
1699: term_flushln(p);
1.48 schwarze 1700: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1701: }
1.88 schwarze 1702:
1.75 schwarze 1703: p->tabwidth = tabwidth;
1.77 schwarze 1704: p->rmargin = rm;
1705: p->maxrmargin = rmax;
1.1 kristaps 1706: return(0);
1707: }
1708:
1709:
1710: /* ARGSUSED */
1711: static void
1712: termp_bd_post(DECL_ARGS)
1713: {
1.77 schwarze 1714: size_t rm, rmax;
1.1 kristaps 1715:
1.60 schwarze 1716: if (MDOC_BODY != n->type)
1.1 kristaps 1717: return;
1.77 schwarze 1718:
1719: rm = p->rmargin;
1720: rmax = p->maxrmargin;
1721:
1.121 schwarze 1722: if (DISP_literal == n->norm->Bd.type ||
1723: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1724: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1725:
1.48 schwarze 1726: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1727: term_newln(p);
1.77 schwarze 1728:
1729: p->rmargin = rm;
1730: p->maxrmargin = rmax;
1.1 kristaps 1731: }
1732:
1733:
1734: /* ARGSUSED */
1.126 schwarze 1735: static int
1736: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1737: {
1738:
1.126 schwarze 1739: if (NULL != (n = n->child)) {
1740: term_word(p, n->string);
1741: p->flags |= TERMP_NOSPACE;
1742: term_word(p, "BSD");
1743: } else {
1744: term_word(p, "BSD");
1745: return(0);
1746: }
1747:
1748: if (NULL != (n = n->next)) {
1749: p->flags |= TERMP_NOSPACE;
1750: term_word(p, "-");
1.1 kristaps 1751: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1752: term_word(p, n->string);
1753: }
1754:
1755: return(0);
1.1 kristaps 1756: }
1757:
1758:
1759: /* ARGSUSED */
1760: static int
1.26 schwarze 1761: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1762: {
1.26 schwarze 1763: const char *pp;
1.129 schwarze 1764: int flags;
1.1 kristaps 1765:
1.26 schwarze 1766: pp = NULL;
1.60 schwarze 1767: switch (n->tok) {
1.26 schwarze 1768: case (MDOC_Bsx):
1.113 schwarze 1769: pp = "BSD/OS";
1.26 schwarze 1770: break;
1771: case (MDOC_Dx):
1.64 schwarze 1772: pp = "DragonFly";
1.26 schwarze 1773: break;
1774: case (MDOC_Fx):
1775: pp = "FreeBSD";
1776: break;
1777: case (MDOC_Nx):
1778: pp = "NetBSD";
1779: break;
1780: case (MDOC_Ox):
1781: pp = "OpenBSD";
1782: break;
1783: case (MDOC_Ux):
1784: pp = "UNIX";
1785: break;
1786: default:
1.148 schwarze 1787: abort();
1788: /* NOTREACHED */
1.26 schwarze 1789: }
1.1 kristaps 1790:
1.26 schwarze 1791: term_word(p, pp);
1.129 schwarze 1792: if (n->child) {
1793: flags = p->flags;
1794: p->flags |= TERMP_KEEP;
1795: term_word(p, n->child->string);
1796: p->flags = flags;
1797: }
1798: return(0);
1.1 kristaps 1799: }
1800:
1801:
1802: /* ARGSUSED */
1803: static void
1804: termp_pf_post(DECL_ARGS)
1805: {
1806:
1807: p->flags |= TERMP_NOSPACE;
1808: }
1809:
1810:
1811: /* ARGSUSED */
1812: static int
1813: termp_ss_pre(DECL_ARGS)
1814: {
1815:
1.60 schwarze 1816: switch (n->type) {
1.1 kristaps 1817: case (MDOC_BLOCK):
1818: term_newln(p);
1.60 schwarze 1819: if (n->prev)
1.1 kristaps 1820: term_vspace(p);
1821: break;
1822: case (MDOC_HEAD):
1.65 schwarze 1823: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1824: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1825: break;
1826: default:
1827: break;
1828: }
1829:
1830: return(1);
1831: }
1832:
1833:
1834: /* ARGSUSED */
1835: static void
1836: termp_ss_post(DECL_ARGS)
1837: {
1838:
1.60 schwarze 1839: if (MDOC_HEAD == n->type)
1.1 kristaps 1840: term_newln(p);
1841: }
1842:
1843:
1844: /* ARGSUSED */
1845: static int
1846: termp_cd_pre(DECL_ARGS)
1847: {
1848:
1.86 schwarze 1849: synopsis_pre(p, n);
1.65 schwarze 1850: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1851: return(1);
1852: }
1853:
1854:
1855: /* ARGSUSED */
1856: static int
1857: termp_in_pre(DECL_ARGS)
1858: {
1859:
1.86 schwarze 1860: synopsis_pre(p, n);
1.85 schwarze 1861:
1.92 schwarze 1862: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1863: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1864: term_word(p, "#include");
1.85 schwarze 1865: term_word(p, "<");
1866: } else {
1867: term_word(p, "<");
1868: term_fontpush(p, TERMFONT_UNDER);
1869: }
1.23 schwarze 1870:
1.1 kristaps 1871: p->flags |= TERMP_NOSPACE;
1872: return(1);
1873: }
1874:
1875:
1876: /* ARGSUSED */
1877: static void
1878: termp_in_post(DECL_ARGS)
1879: {
1880:
1.92 schwarze 1881: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1882: term_fontpush(p, TERMFONT_BOLD);
1883:
1.59 schwarze 1884: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1885: term_word(p, ">");
1886:
1.92 schwarze 1887: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1888: term_fontpop(p);
1.38 schwarze 1889: }
1890:
1891:
1892: /* ARGSUSED */
1893: static int
1894: termp_sp_pre(DECL_ARGS)
1895: {
1.61 schwarze 1896: size_t i, len;
1.38 schwarze 1897:
1.60 schwarze 1898: switch (n->tok) {
1.54 schwarze 1899: case (MDOC_sp):
1.89 schwarze 1900: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1901: break;
1902: case (MDOC_br):
1903: len = 0;
1904: break;
1905: default:
1906: len = 1;
1907: break;
1.38 schwarze 1908: }
1909:
1910: if (0 == len)
1911: term_newln(p);
1912: for (i = 0; i < len; i++)
1913: term_vspace(p);
1914:
1915: return(0);
1916: }
1917:
1918:
1919: /* ARGSUSED */
1920: static int
1.107 schwarze 1921: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1922: {
1923:
1.120 schwarze 1924: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1925: return(1);
1926:
1.107 schwarze 1927: switch (n->tok) {
1928: case (MDOC_Ao):
1929: /* FALLTHROUGH */
1930: case (MDOC_Aq):
1931: term_word(p, "<");
1932: break;
1933: case (MDOC_Bro):
1934: /* FALLTHROUGH */
1935: case (MDOC_Brq):
1936: term_word(p, "{");
1937: break;
1938: case (MDOC_Oo):
1939: /* FALLTHROUGH */
1940: case (MDOC_Op):
1941: /* FALLTHROUGH */
1942: case (MDOC_Bo):
1943: /* FALLTHROUGH */
1944: case (MDOC_Bq):
1945: term_word(p, "[");
1946: break;
1947: case (MDOC_Do):
1948: /* FALLTHROUGH */
1949: case (MDOC_Dq):
1.151 schwarze 1950: term_word(p, "\\(lq");
1.107 schwarze 1951: break;
1.139 schwarze 1952: case (MDOC_Eo):
1953: break;
1.107 schwarze 1954: case (MDOC_Po):
1955: /* FALLTHROUGH */
1956: case (MDOC_Pq):
1957: term_word(p, "(");
1958: break;
1.120 schwarze 1959: case (MDOC__T):
1960: /* FALLTHROUGH */
1.107 schwarze 1961: case (MDOC_Qo):
1962: /* FALLTHROUGH */
1963: case (MDOC_Qq):
1964: term_word(p, "\"");
1965: break;
1966: case (MDOC_Ql):
1967: /* FALLTHROUGH */
1968: case (MDOC_So):
1969: /* FALLTHROUGH */
1970: case (MDOC_Sq):
1.151 schwarze 1971: term_word(p, "\\(oq");
1.107 schwarze 1972: break;
1973: default:
1974: abort();
1975: /* NOTREACHED */
1976: }
1.1 kristaps 1977:
1978: p->flags |= TERMP_NOSPACE;
1979: return(1);
1980: }
1981:
1982:
1983: /* ARGSUSED */
1984: static void
1.107 schwarze 1985: termp_quote_post(DECL_ARGS)
1.1 kristaps 1986: {
1987:
1.120 schwarze 1988: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1989: return;
1990:
1991: p->flags |= TERMP_NOSPACE;
1992:
1.107 schwarze 1993: switch (n->tok) {
1994: case (MDOC_Ao):
1995: /* FALLTHROUGH */
1996: case (MDOC_Aq):
1997: term_word(p, ">");
1998: break;
1999: case (MDOC_Bro):
2000: /* FALLTHROUGH */
2001: case (MDOC_Brq):
2002: term_word(p, "}");
2003: break;
2004: case (MDOC_Oo):
2005: /* FALLTHROUGH */
2006: case (MDOC_Op):
2007: /* FALLTHROUGH */
2008: case (MDOC_Bo):
2009: /* FALLTHROUGH */
2010: case (MDOC_Bq):
2011: term_word(p, "]");
2012: break;
2013: case (MDOC_Do):
2014: /* FALLTHROUGH */
2015: case (MDOC_Dq):
1.151 schwarze 2016: term_word(p, "\\(rq");
1.139 schwarze 2017: break;
2018: case (MDOC_Eo):
1.107 schwarze 2019: break;
2020: case (MDOC_Po):
2021: /* FALLTHROUGH */
2022: case (MDOC_Pq):
2023: term_word(p, ")");
2024: break;
1.120 schwarze 2025: case (MDOC__T):
2026: /* FALLTHROUGH */
1.107 schwarze 2027: case (MDOC_Qo):
2028: /* FALLTHROUGH */
2029: case (MDOC_Qq):
2030: term_word(p, "\"");
2031: break;
2032: case (MDOC_Ql):
2033: /* FALLTHROUGH */
2034: case (MDOC_So):
2035: /* FALLTHROUGH */
2036: case (MDOC_Sq):
1.151 schwarze 2037: term_word(p, "\\(cq");
1.107 schwarze 2038: break;
2039: default:
2040: abort();
2041: /* NOTREACHED */
2042: }
1.1 kristaps 2043: }
2044:
2045:
2046: /* ARGSUSED */
2047: static int
2048: termp_fo_pre(DECL_ARGS)
2049: {
1.159 schwarze 2050: size_t rmargin = 0;
1.158 schwarze 2051: int pretty;
2052:
2053: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 2054:
1.85 schwarze 2055: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2056: synopsis_pre(p, n);
1.85 schwarze 2057: return(1);
2058: } else if (MDOC_BODY == n->type) {
1.158 schwarze 2059: if (pretty) {
2060: rmargin = p->rmargin;
1.159 schwarze 2061: p->rmargin = p->offset + term_len(p, 4);
1.158 schwarze 2062: p->flags |= TERMP_NOBREAK | TERMP_HANG;
2063: }
1.31 schwarze 2064: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2065: term_word(p, "(");
1.132 schwarze 2066: p->flags |= TERMP_NOSPACE;
1.158 schwarze 2067: if (pretty) {
2068: term_flushln(p);
2069: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
2070: p->offset = p->rmargin;
2071: p->rmargin = rmargin;
2072: }
1.1 kristaps 2073: return(1);
1.158 schwarze 2074: }
1.85 schwarze 2075:
1.95 schwarze 2076: if (NULL == n->child)
2077: return(0);
2078:
1.85 schwarze 2079: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2080:
1.85 schwarze 2081: assert(n->child->string);
1.65 schwarze 2082: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2083: term_word(p, n->child->string);
1.1 kristaps 2084: return(0);
2085: }
2086:
2087:
2088: /* ARGSUSED */
2089: static void
2090: termp_fo_post(DECL_ARGS)
2091: {
2092:
1.86 schwarze 2093: if (MDOC_BODY != n->type)
2094: return;
2095:
1.132 schwarze 2096: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2097: term_word(p, ")");
2098:
1.132 schwarze 2099: if (MDOC_SYNPRETTY & n->flags) {
2100: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2101: term_word(p, ";");
1.158 schwarze 2102: term_flushln(p);
1.132 schwarze 2103: }
1.1 kristaps 2104: }
2105:
2106:
2107: /* ARGSUSED */
2108: static int
2109: termp_bf_pre(DECL_ARGS)
2110: {
2111:
1.60 schwarze 2112: if (MDOC_HEAD == n->type)
1.1 kristaps 2113: return(0);
1.146 schwarze 2114: else if (MDOC_BODY != n->type)
1.1 kristaps 2115: return(1);
2116:
1.121 schwarze 2117: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2118: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2119: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2120: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2121: else
1.65 schwarze 2122: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2123:
2124: return(1);
2125: }
2126:
2127:
2128: /* ARGSUSED */
2129: static int
2130: termp_sm_pre(DECL_ARGS)
2131: {
2132:
1.60 schwarze 2133: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2134: if (0 == strcmp("on", n->child->string)) {
2135: if (p->col)
2136: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2137: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2138: } else
1.1 kristaps 2139: p->flags |= TERMP_NONOSPACE;
2140:
2141: return(0);
2142: }
2143:
2144:
2145: /* ARGSUSED */
2146: static int
2147: termp_ap_pre(DECL_ARGS)
2148: {
2149:
2150: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2151: term_word(p, "'");
1.1 kristaps 2152: p->flags |= TERMP_NOSPACE;
2153: return(1);
2154: }
2155:
2156:
2157: /* ARGSUSED */
2158: static void
2159: termp____post(DECL_ARGS)
2160: {
1.104 schwarze 2161:
2162: /*
2163: * Handle lists of authors. In general, print each followed by
2164: * a comma. Don't print the comma if there are only two
2165: * authors.
2166: */
2167: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2168: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2169: if (NULL == n->prev || MDOC__A != n->prev->tok)
2170: return;
1.1 kristaps 2171:
1.62 schwarze 2172: /* TODO: %U. */
2173:
1.106 schwarze 2174: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2175: return;
2176:
1.132 schwarze 2177: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2178: if (NULL == n->next) {
2179: term_word(p, ".");
2180: p->flags |= TERMP_SENTENCE;
2181: } else
2182: term_word(p, ",");
1.1 kristaps 2183: }
2184:
2185:
2186: /* ARGSUSED */
2187: static int
1.65 schwarze 2188: termp_li_pre(DECL_ARGS)
2189: {
2190:
2191: term_fontpush(p, TERMFONT_NONE);
2192: return(1);
2193: }
2194:
2195:
2196: /* ARGSUSED */
2197: static int
1.1 kristaps 2198: termp_lk_pre(DECL_ARGS)
2199: {
1.142 schwarze 2200: const struct mdoc_node *link, *descr;
1.1 kristaps 2201:
1.142 schwarze 2202: if (NULL == (link = n->child))
2203: return(0);
1.101 schwarze 2204:
1.142 schwarze 2205: if (NULL != (descr = link->next)) {
2206: term_fontpush(p, TERMFONT_UNDER);
2207: while (NULL != descr) {
2208: term_word(p, descr->string);
2209: descr = descr->next;
2210: }
2211: p->flags |= TERMP_NOSPACE;
2212: term_word(p, ":");
2213: term_fontpop(p);
2214: }
1.1 kristaps 2215:
1.65 schwarze 2216: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 2217: term_word(p, link->string);
1.65 schwarze 2218: term_fontpop(p);
1.6 schwarze 2219:
1.1 kristaps 2220: return(0);
2221: }
2222:
1.90 schwarze 2223:
2224: /* ARGSUSED */
2225: static int
2226: termp_bk_pre(DECL_ARGS)
2227: {
2228:
1.91 schwarze 2229: switch (n->type) {
2230: case (MDOC_BLOCK):
1.95 schwarze 2231: break;
1.91 schwarze 2232: case (MDOC_HEAD):
2233: return(0);
2234: case (MDOC_BODY):
1.117 schwarze 2235: if (n->parent->args || 0 == n->prev->nchild)
2236: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2237: break;
1.91 schwarze 2238: default:
2239: abort();
1.95 schwarze 2240: /* NOTREACHED */
1.91 schwarze 2241: }
1.95 schwarze 2242:
2243: return(1);
1.90 schwarze 2244: }
2245:
2246:
2247: /* ARGSUSED */
2248: static void
2249: termp_bk_post(DECL_ARGS)
2250: {
2251:
1.155 schwarze 2252: if (MDOC_BODY == n->type)
1.91 schwarze 2253: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2254: }
1.120 schwarze 2255:
2256: /* ARGSUSED */
2257: static void
2258: termp__t_post(DECL_ARGS)
2259: {
2260:
2261: /*
2262: * If we're in an `Rs' and there's a journal present, then quote
2263: * us instead of underlining us (for disambiguation).
2264: */
1.121 schwarze 2265: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2266: n->parent->norm->Rs.quote_T)
1.147 schwarze 2267: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2268:
1.147 schwarze 2269: termp____post(p, pair, meta, n);
1.120 schwarze 2270: }
2271:
2272: /* ARGSUSED */
2273: static int
2274: termp__t_pre(DECL_ARGS)
2275: {
2276:
2277: /*
2278: * If we're in an `Rs' and there's a journal present, then quote
2279: * us instead of underlining us (for disambiguation).
2280: */
1.121 schwarze 2281: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2282: n->parent->norm->Rs.quote_T)
1.147 schwarze 2283: return(termp_quote_pre(p, pair, meta, n));
1.120 schwarze 2284:
2285: term_fontpush(p, TERMFONT_UNDER);
2286: return(1);
1.121 schwarze 2287: }
1.1 kristaps 2288:
2289: /* ARGSUSED */
2290: static int
1.54 schwarze 2291: termp_under_pre(DECL_ARGS)
1.1 kristaps 2292: {
2293:
1.65 schwarze 2294: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2295: return(1);
2296: }
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