Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.162
1.162 ! schwarze 1: /* $Id: mdoc_term.c,v 1.161 2014/02/16 12:30:51 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:
! 621: (*p->setwidth)(p, n->nchild ? a2width(p, n->child->string) : 0);
! 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));
1028: return(1);
1029: }
1030:
1.147 schwarze 1031: if (NULL == n->child && NULL == meta->name)
1.94 schwarze 1032: return(0);
1.81 schwarze 1033:
1.97 schwarze 1034: if (MDOC_HEAD == n->type)
1035: synopsis_pre(p, n->parent);
1.65 schwarze 1036:
1.94 schwarze 1037: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1038: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1.152 schwarze 1039: p->trailspace = 1;
1.105 schwarze 1040: p->rmargin = p->offset + term_len(p, 1);
1041: if (NULL == n->child) {
1.147 schwarze 1042: p->rmargin += term_strlen(p, meta->name);
1.105 schwarze 1043: } else if (MDOC_TEXT == n->child->type) {
1044: p->rmargin += term_strlen(p, n->child->string);
1045: if (n->child->next)
1046: p->flags |= TERMP_HANG;
1047: } else {
1048: p->rmargin += term_len(p, 5);
1049: p->flags |= TERMP_HANG;
1050: }
1.94 schwarze 1051: }
1052:
1.65 schwarze 1053: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1054: if (NULL == n->child)
1.147 schwarze 1055: term_word(p, meta->name);
1.1 kristaps 1056: return(1);
1057: }
1058:
1059:
1.94 schwarze 1060: /* ARGSUSED */
1061: static void
1062: termp_nm_post(DECL_ARGS)
1063: {
1064:
1.155 schwarze 1065: if (MDOC_BLOCK == n->type) {
1066: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1067: } else if (MDOC_HEAD == n->type && n->next->child) {
1.94 schwarze 1068: term_flushln(p);
1069: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.152 schwarze 1070: p->trailspace = 0;
1.136 schwarze 1071: } else if (MDOC_BODY == n->type && n->child)
1.94 schwarze 1072: term_flushln(p);
1073: }
1074:
1075:
1.1 kristaps 1076: /* ARGSUSED */
1077: static int
1078: termp_fl_pre(DECL_ARGS)
1079: {
1080:
1.65 schwarze 1081: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1082: term_word(p, "\\-");
1.67 schwarze 1083:
1084: if (n->child)
1085: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1086: else if (n->next && n->next->line == n->line)
1087: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1088:
1.1 kristaps 1089: return(1);
1.49 schwarze 1090: }
1091:
1092:
1093: /* ARGSUSED */
1094: static int
1.104 schwarze 1095: termp__a_pre(DECL_ARGS)
1096: {
1097:
1098: if (n->prev && MDOC__A == n->prev->tok)
1099: if (NULL == n->next || MDOC__A != n->next->tok)
1100: term_word(p, "and");
1101:
1102: return(1);
1103: }
1104:
1105:
1106: /* ARGSUSED */
1107: static int
1.49 schwarze 1108: termp_an_pre(DECL_ARGS)
1109: {
1110:
1.60 schwarze 1111: if (NULL == n->child)
1.49 schwarze 1112: return(1);
1113:
1114: /*
1.60 schwarze 1115: * If not in the AUTHORS section, `An -split' will cause
1116: * newlines to occur before the author name. If in the AUTHORS
1117: * section, by default, the first `An' invocation is nosplit,
1118: * then all subsequent ones, regardless of whether interspersed
1119: * with other macros/text, are split. -split, in this case,
1120: * will override the condition of the implied first -nosplit.
1.49 schwarze 1121: */
1122:
1.60 schwarze 1123: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1124: if ( ! (TERMP_ANPREC & p->flags)) {
1125: if (TERMP_SPLIT & p->flags)
1126: term_newln(p);
1127: return(1);
1128: }
1129: if (TERMP_NOSPLIT & p->flags)
1130: return(1);
1131: term_newln(p);
1132: return(1);
1133: }
1134:
1135: if (TERMP_SPLIT & p->flags)
1136: term_newln(p);
1137:
1138: return(1);
1139: }
1140:
1141:
1142: /* ARGSUSED */
1143: static void
1144: termp_an_post(DECL_ARGS)
1145: {
1146:
1.60 schwarze 1147: if (n->child) {
1148: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1149: p->flags |= TERMP_ANPREC;
1150: return;
1151: }
1152:
1.121 schwarze 1153: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1154: p->flags &= ~TERMP_NOSPLIT;
1155: p->flags |= TERMP_SPLIT;
1.121 schwarze 1156: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1157: p->flags &= ~TERMP_SPLIT;
1158: p->flags |= TERMP_NOSPLIT;
1159: }
1160:
1.1 kristaps 1161: }
1162:
1163:
1164: /* ARGSUSED */
1165: static int
1166: termp_ns_pre(DECL_ARGS)
1167: {
1168:
1.127 schwarze 1169: if ( ! (MDOC_LINE & n->flags))
1170: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1171: return(1);
1172: }
1173:
1174:
1175: /* ARGSUSED */
1176: static int
1177: termp_rs_pre(DECL_ARGS)
1178: {
1179:
1.60 schwarze 1180: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1181: return(1);
1.60 schwarze 1182: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1183: term_vspace(p);
1184: return(1);
1185: }
1186:
1187:
1188: /* ARGSUSED */
1189: static int
1190: termp_rv_pre(DECL_ARGS)
1191: {
1.132 schwarze 1192: int nchild;
1.1 kristaps 1193:
1194: term_newln(p);
1195: term_word(p, "The");
1196:
1.132 schwarze 1197: nchild = n->nchild;
1198: for (n = n->child; n; n = n->next) {
1.65 schwarze 1199: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1200: term_word(p, n->string);
1.65 schwarze 1201: term_fontpop(p);
1.132 schwarze 1202:
1.53 schwarze 1203: p->flags |= TERMP_NOSPACE;
1.132 schwarze 1204: term_word(p, "()");
1205:
1206: if (nchild > 2 && n->next) {
1207: p->flags |= TERMP_NOSPACE;
1208: term_word(p, ",");
1209: }
1210:
1211: if (n->next && NULL == n->next->next)
1212: term_word(p, "and");
1.53 schwarze 1213: }
1214:
1.132 schwarze 1215: if (nchild > 1)
1.53 schwarze 1216: term_word(p, "functions return");
1217: else
1218: term_word(p, "function returns");
1.1 kristaps 1219:
1.53 schwarze 1220: term_word(p, "the value 0 if successful; otherwise the value "
1221: "-1 is returned and the global variable");
1.1 kristaps 1222:
1.65 schwarze 1223: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1224: term_word(p, "errno");
1.65 schwarze 1225: term_fontpop(p);
1.1 kristaps 1226:
1227: term_word(p, "is set to indicate the error.");
1.84 schwarze 1228: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1229:
1.53 schwarze 1230: return(0);
1.1 kristaps 1231: }
1232:
1233:
1234: /* ARGSUSED */
1235: static int
1236: termp_ex_pre(DECL_ARGS)
1237: {
1.132 schwarze 1238: int nchild;
1.1 kristaps 1239:
1.132 schwarze 1240: term_newln(p);
1.53 schwarze 1241: term_word(p, "The");
1.1 kristaps 1242:
1.132 schwarze 1243: nchild = n->nchild;
1244: for (n = n->child; n; n = n->next) {
1.65 schwarze 1245: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1246: term_word(p, n->string);
1.65 schwarze 1247: term_fontpop(p);
1.132 schwarze 1248:
1249: if (nchild > 2 && n->next) {
1250: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1251: term_word(p, ",");
1.132 schwarze 1252: }
1253:
1254: if (n->next && NULL == n->next->next)
1255: term_word(p, "and");
1.53 schwarze 1256: }
1257:
1.132 schwarze 1258: if (nchild > 1)
1.53 schwarze 1259: term_word(p, "utilities exit");
1260: else
1261: term_word(p, "utility exits");
1262:
1263: term_word(p, "0 on success, and >0 if an error occurs.");
1.132 schwarze 1264:
1.84 schwarze 1265: p->flags |= TERMP_SENTENCE;
1.53 schwarze 1266: return(0);
1.1 kristaps 1267: }
1268:
1269:
1270: /* ARGSUSED */
1271: static int
1272: termp_nd_pre(DECL_ARGS)
1273: {
1.25 schwarze 1274:
1.60 schwarze 1275: if (MDOC_BODY != n->type)
1.25 schwarze 1276: return(1);
1277:
1278: #if defined(__OpenBSD__) || defined(__linux__)
1279: term_word(p, "\\(en");
1.24 schwarze 1280: #else
1281: term_word(p, "\\(em");
1282: #endif
1.1 kristaps 1283: return(1);
1284: }
1285:
1286:
1287: /* ARGSUSED */
1.73 schwarze 1288: static int
1289: termp_bl_pre(DECL_ARGS)
1290: {
1291:
1292: return(MDOC_HEAD != n->type);
1293: }
1294:
1295:
1296: /* ARGSUSED */
1.1 kristaps 1297: static void
1298: termp_bl_post(DECL_ARGS)
1299: {
1300:
1.60 schwarze 1301: if (MDOC_BLOCK == n->type)
1.1 kristaps 1302: term_newln(p);
1303: }
1304:
1305: /* ARGSUSED */
1306: static int
1307: termp_xr_pre(DECL_ARGS)
1308: {
1309:
1.132 schwarze 1310: if (NULL == (n = n->child))
1.72 schwarze 1311: return(0);
1312:
1.132 schwarze 1313: assert(MDOC_TEXT == n->type);
1314: term_word(p, n->string);
1.10 schwarze 1315:
1.132 schwarze 1316: if (NULL == (n = n->next))
1.1 kristaps 1317: return(0);
1.132 schwarze 1318:
1.1 kristaps 1319: p->flags |= TERMP_NOSPACE;
1320: term_word(p, "(");
1.132 schwarze 1321: p->flags |= TERMP_NOSPACE;
1322:
1323: assert(MDOC_TEXT == n->type);
1324: term_word(p, n->string);
1325:
1326: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1327: term_word(p, ")");
1.60 schwarze 1328:
1.1 kristaps 1329: return(0);
1330: }
1331:
1.86 schwarze 1332: /*
1333: * This decides how to assert whitespace before any of the SYNOPSIS set
1334: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1335: * macro combos).
1336: */
1337: static void
1338: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1339: {
1340: /*
1341: * Obviously, if we're not in a SYNOPSIS or no prior macros
1342: * exist, do nothing.
1343: */
1.92 schwarze 1344: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1345: return;
1346:
1347: /*
1348: * If we're the second in a pair of like elements, emit our
1349: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1350: * case we soldier on.
1351: */
1352: if (n->prev->tok == n->tok &&
1353: MDOC_Ft != n->tok &&
1354: MDOC_Fo != n->tok &&
1355: MDOC_Fn != n->tok) {
1356: term_newln(p);
1357: return;
1358: }
1359:
1360: /*
1361: * If we're one of the SYNOPSIS set and non-like pair-wise after
1362: * another (or Fn/Fo, which we've let slip through) then assert
1363: * vertical space, else only newline and move on.
1364: */
1365: switch (n->prev->tok) {
1366: case (MDOC_Fd):
1367: /* FALLTHROUGH */
1368: case (MDOC_Fn):
1369: /* FALLTHROUGH */
1370: case (MDOC_Fo):
1371: /* FALLTHROUGH */
1372: case (MDOC_In):
1373: /* FALLTHROUGH */
1374: case (MDOC_Vt):
1375: term_vspace(p);
1376: break;
1377: case (MDOC_Ft):
1378: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1379: term_vspace(p);
1380: break;
1381: }
1382: /* FALLTHROUGH */
1383: default:
1384: term_newln(p);
1385: break;
1386: }
1387: }
1388:
1389:
1.69 schwarze 1390: static int
1391: termp_vt_pre(DECL_ARGS)
1392: {
1393:
1.86 schwarze 1394: if (MDOC_ELEM == n->type) {
1395: synopsis_pre(p, n);
1.147 schwarze 1396: return(termp_under_pre(p, pair, meta, n));
1.86 schwarze 1397: } else if (MDOC_BLOCK == n->type) {
1398: synopsis_pre(p, n);
1399: return(1);
1400: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1401: return(0);
1402:
1.147 schwarze 1403: return(termp_under_pre(p, pair, meta, n));
1.69 schwarze 1404: }
1405:
1406:
1.1 kristaps 1407: /* ARGSUSED */
1408: static int
1.54 schwarze 1409: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1410: {
1411:
1.65 schwarze 1412: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1413: return(1);
1414: }
1415:
1416:
1417: /* ARGSUSED */
1.86 schwarze 1418: static int
1419: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1420: {
1421:
1.86 schwarze 1422: synopsis_pre(p, n);
1.147 schwarze 1423: return(termp_bold_pre(p, pair, meta, n));
1.1 kristaps 1424: }
1425:
1426:
1427: /* ARGSUSED */
1.143 schwarze 1428: static void
1429: termp_fd_post(DECL_ARGS)
1430: {
1431:
1432: term_newln(p);
1433: }
1434:
1435:
1436: /* ARGSUSED */
1.1 kristaps 1437: static int
1438: termp_sh_pre(DECL_ARGS)
1439: {
1.60 schwarze 1440:
1441: /* No vspace between consecutive `Sh' calls. */
1442:
1443: switch (n->type) {
1.52 schwarze 1444: case (MDOC_BLOCK):
1.60 schwarze 1445: if (n->prev && MDOC_Sh == n->prev->tok)
1446: if (NULL == n->prev->body->child)
1.52 schwarze 1447: break;
1448: term_vspace(p);
1449: break;
1.1 kristaps 1450: case (MDOC_HEAD):
1.65 schwarze 1451: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1452: break;
1453: case (MDOC_BODY):
1.140 schwarze 1454: p->offset = term_len(p, p->defindent);
1.141 schwarze 1455: if (SEC_AUTHORS == n->sec)
1456: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1457: break;
1458: default:
1459: break;
1460: }
1461: return(1);
1462: }
1463:
1464:
1465: /* ARGSUSED */
1466: static void
1467: termp_sh_post(DECL_ARGS)
1468: {
1469:
1.60 schwarze 1470: switch (n->type) {
1.1 kristaps 1471: case (MDOC_HEAD):
1472: term_newln(p);
1473: break;
1474: case (MDOC_BODY):
1475: term_newln(p);
1476: p->offset = 0;
1477: break;
1478: default:
1479: break;
1480: }
1481: }
1482:
1483:
1484: /* ARGSUSED */
1485: static int
1486: termp_bt_pre(DECL_ARGS)
1487: {
1488:
1489: term_word(p, "is currently in beta test.");
1.84 schwarze 1490: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1491: return(0);
1.1 kristaps 1492: }
1493:
1494:
1495: /* ARGSUSED */
1496: static void
1497: termp_lb_post(DECL_ARGS)
1498: {
1499:
1.77 schwarze 1500: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1501: term_newln(p);
1.1 kristaps 1502: }
1503:
1504:
1505: /* ARGSUSED */
1506: static int
1507: termp_ud_pre(DECL_ARGS)
1508: {
1509:
1510: term_word(p, "currently under development.");
1.84 schwarze 1511: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1512: return(0);
1.1 kristaps 1513: }
1514:
1515:
1516: /* ARGSUSED */
1517: static int
1518: termp_d1_pre(DECL_ARGS)
1519: {
1520:
1.60 schwarze 1521: if (MDOC_BLOCK != n->type)
1.1 kristaps 1522: return(1);
1523: term_newln(p);
1.140 schwarze 1524: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1525: return(1);
1526: }
1527:
1528:
1529: /* ARGSUSED */
1530: static int
1531: termp_ft_pre(DECL_ARGS)
1532: {
1533:
1.85 schwarze 1534: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1535: synopsis_pre(p, n);
1.65 schwarze 1536: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1537: return(1);
1538: }
1539:
1540:
1541: /* ARGSUSED */
1542: static int
1543: termp_fn_pre(DECL_ARGS)
1544: {
1.159 schwarze 1545: size_t rmargin = 0;
1.132 schwarze 1546: int pretty;
1547:
1548: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1549:
1.86 schwarze 1550: synopsis_pre(p, n);
1.85 schwarze 1551:
1.132 schwarze 1552: if (NULL == (n = n->child))
1553: return(0);
1554:
1.153 schwarze 1555: if (pretty) {
1556: rmargin = p->rmargin;
1.159 schwarze 1557: p->rmargin = p->offset + term_len(p, 4);
1.153 schwarze 1558: p->flags |= TERMP_NOBREAK | TERMP_HANG;
1559: }
1560:
1.132 schwarze 1561: assert(MDOC_TEXT == n->type);
1.65 schwarze 1562: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1563: term_word(p, n->string);
1.65 schwarze 1564: term_fontpop(p);
1.1 kristaps 1565:
1.153 schwarze 1566: if (pretty) {
1567: term_flushln(p);
1568: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1569: p->offset = p->rmargin;
1570: p->rmargin = rmargin;
1571: }
1572:
1.1 kristaps 1573: p->flags |= TERMP_NOSPACE;
1574: term_word(p, "(");
1.132 schwarze 1575: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1576:
1.132 schwarze 1577: for (n = n->next; n; n = n->next) {
1578: assert(MDOC_TEXT == n->type);
1.65 schwarze 1579: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1580: if (pretty)
1581: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1582: term_word(p, n->string);
1.65 schwarze 1583: term_fontpop(p);
1584:
1.132 schwarze 1585: if (n->next) {
1586: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1587: term_word(p, ",");
1.132 schwarze 1588: }
1.1 kristaps 1589: }
1590:
1.132 schwarze 1591: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1592: term_word(p, ")");
1593:
1.132 schwarze 1594: if (pretty) {
1595: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1596: term_word(p, ";");
1.153 schwarze 1597: term_flushln(p);
1.132 schwarze 1598: }
1.1 kristaps 1599:
1600: return(0);
1601: }
1602:
1603:
1604: /* ARGSUSED */
1605: static int
1606: termp_fa_pre(DECL_ARGS)
1607: {
1.60 schwarze 1608: const struct mdoc_node *nn;
1.1 kristaps 1609:
1.60 schwarze 1610: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1611: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1612: return(1);
1613: }
1614:
1.60 schwarze 1615: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1616: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1617: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1618: term_word(p, nn->string);
1.65 schwarze 1619: term_fontpop(p);
1620:
1.158 schwarze 1621: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1622: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1623: term_word(p, ",");
1.132 schwarze 1624: }
1.1 kristaps 1625: }
1626:
1627: return(0);
1628: }
1629:
1630:
1631: /* ARGSUSED */
1632: static int
1633: termp_bd_pre(DECL_ARGS)
1634: {
1.99 schwarze 1635: size_t tabwidth, rm, rmax;
1.146 schwarze 1636: struct mdoc_node *nn;
1.1 kristaps 1637:
1.60 schwarze 1638: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1639: print_bvspace(p, n, n);
1.45 schwarze 1640: return(1);
1.73 schwarze 1641: } else if (MDOC_HEAD == n->type)
1642: return(0);
1.1 kristaps 1643:
1.121 schwarze 1644: if (n->norm->Bd.offs)
1645: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 1646:
1647: /*
1648: * If -ragged or -filled are specified, the block does nothing
1649: * but change the indentation. If -unfilled or -literal are
1650: * specified, text is printed exactly as entered in the display:
1651: * for macro lines, a newline is appended to the line. Blank
1652: * lines are allowed.
1653: */
1.48 schwarze 1654:
1.121 schwarze 1655: if (DISP_literal != n->norm->Bd.type &&
1656: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1657: return(1);
1658:
1.75 schwarze 1659: tabwidth = p->tabwidth;
1.123 schwarze 1660: if (DISP_literal == n->norm->Bd.type)
1661: p->tabwidth = term_len(p, 8);
1662:
1.77 schwarze 1663: rm = p->rmargin;
1664: rmax = p->maxrmargin;
1665: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1666:
1.60 schwarze 1667: for (nn = n->child; nn; nn = nn->next) {
1.147 schwarze 1668: print_mdoc_node(p, pair, meta, nn);
1.108 schwarze 1669: /*
1670: * If the printed node flushes its own line, then we
1671: * needn't do it here as well. This is hacky, but the
1672: * notion of selective eoln whitespace is pretty dumb
1673: * anyway, so don't sweat it.
1674: */
1675: switch (nn->tok) {
1.112 schwarze 1676: case (MDOC_Sm):
1677: /* FALLTHROUGH */
1.108 schwarze 1678: case (MDOC_br):
1679: /* FALLTHROUGH */
1680: case (MDOC_sp):
1681: /* FALLTHROUGH */
1682: case (MDOC_Bl):
1.115 schwarze 1683: /* FALLTHROUGH */
1684: case (MDOC_D1):
1685: /* FALLTHROUGH */
1686: case (MDOC_Dl):
1.108 schwarze 1687: /* FALLTHROUGH */
1688: case (MDOC_Lp):
1689: /* FALLTHROUGH */
1690: case (MDOC_Pp):
1691: continue;
1692: default:
1693: break;
1694: }
1.100 schwarze 1695: if (nn->next && nn->next->line == nn->line)
1696: continue;
1697: term_flushln(p);
1.48 schwarze 1698: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1699: }
1.88 schwarze 1700:
1.75 schwarze 1701: p->tabwidth = tabwidth;
1.77 schwarze 1702: p->rmargin = rm;
1703: p->maxrmargin = rmax;
1.1 kristaps 1704: return(0);
1705: }
1706:
1707:
1708: /* ARGSUSED */
1709: static void
1710: termp_bd_post(DECL_ARGS)
1711: {
1.77 schwarze 1712: size_t rm, rmax;
1.1 kristaps 1713:
1.60 schwarze 1714: if (MDOC_BODY != n->type)
1.1 kristaps 1715: return;
1.77 schwarze 1716:
1717: rm = p->rmargin;
1718: rmax = p->maxrmargin;
1719:
1.121 schwarze 1720: if (DISP_literal == n->norm->Bd.type ||
1721: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1722: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1723:
1.48 schwarze 1724: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1725: term_newln(p);
1.77 schwarze 1726:
1727: p->rmargin = rm;
1728: p->maxrmargin = rmax;
1.1 kristaps 1729: }
1730:
1731:
1732: /* ARGSUSED */
1.126 schwarze 1733: static int
1734: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1735: {
1736:
1.126 schwarze 1737: if (NULL != (n = n->child)) {
1738: term_word(p, n->string);
1739: p->flags |= TERMP_NOSPACE;
1740: term_word(p, "BSD");
1741: } else {
1742: term_word(p, "BSD");
1743: return(0);
1744: }
1745:
1746: if (NULL != (n = n->next)) {
1747: p->flags |= TERMP_NOSPACE;
1748: term_word(p, "-");
1.1 kristaps 1749: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1750: term_word(p, n->string);
1751: }
1752:
1753: return(0);
1.1 kristaps 1754: }
1755:
1756:
1757: /* ARGSUSED */
1758: static int
1.26 schwarze 1759: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1760: {
1.26 schwarze 1761: const char *pp;
1.129 schwarze 1762: int flags;
1.1 kristaps 1763:
1.26 schwarze 1764: pp = NULL;
1.60 schwarze 1765: switch (n->tok) {
1.26 schwarze 1766: case (MDOC_Bsx):
1.113 schwarze 1767: pp = "BSD/OS";
1.26 schwarze 1768: break;
1769: case (MDOC_Dx):
1.64 schwarze 1770: pp = "DragonFly";
1.26 schwarze 1771: break;
1772: case (MDOC_Fx):
1773: pp = "FreeBSD";
1774: break;
1775: case (MDOC_Nx):
1776: pp = "NetBSD";
1777: break;
1778: case (MDOC_Ox):
1779: pp = "OpenBSD";
1780: break;
1781: case (MDOC_Ux):
1782: pp = "UNIX";
1783: break;
1784: default:
1.148 schwarze 1785: abort();
1786: /* NOTREACHED */
1.26 schwarze 1787: }
1.1 kristaps 1788:
1.26 schwarze 1789: term_word(p, pp);
1.129 schwarze 1790: if (n->child) {
1791: flags = p->flags;
1792: p->flags |= TERMP_KEEP;
1793: term_word(p, n->child->string);
1794: p->flags = flags;
1795: }
1796: return(0);
1.1 kristaps 1797: }
1798:
1799:
1800: /* ARGSUSED */
1801: static void
1802: termp_pf_post(DECL_ARGS)
1803: {
1804:
1805: p->flags |= TERMP_NOSPACE;
1806: }
1807:
1808:
1809: /* ARGSUSED */
1810: static int
1811: termp_ss_pre(DECL_ARGS)
1812: {
1813:
1.60 schwarze 1814: switch (n->type) {
1.1 kristaps 1815: case (MDOC_BLOCK):
1816: term_newln(p);
1.60 schwarze 1817: if (n->prev)
1.1 kristaps 1818: term_vspace(p);
1819: break;
1820: case (MDOC_HEAD):
1.65 schwarze 1821: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1822: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1823: break;
1824: default:
1825: break;
1826: }
1827:
1828: return(1);
1829: }
1830:
1831:
1832: /* ARGSUSED */
1833: static void
1834: termp_ss_post(DECL_ARGS)
1835: {
1836:
1.60 schwarze 1837: if (MDOC_HEAD == n->type)
1.1 kristaps 1838: term_newln(p);
1839: }
1840:
1841:
1842: /* ARGSUSED */
1843: static int
1844: termp_cd_pre(DECL_ARGS)
1845: {
1846:
1.86 schwarze 1847: synopsis_pre(p, n);
1.65 schwarze 1848: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1849: return(1);
1850: }
1851:
1852:
1853: /* ARGSUSED */
1854: static int
1855: termp_in_pre(DECL_ARGS)
1856: {
1857:
1.86 schwarze 1858: synopsis_pre(p, n);
1.85 schwarze 1859:
1.92 schwarze 1860: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1861: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1862: term_word(p, "#include");
1.85 schwarze 1863: term_word(p, "<");
1864: } else {
1865: term_word(p, "<");
1866: term_fontpush(p, TERMFONT_UNDER);
1867: }
1.23 schwarze 1868:
1.1 kristaps 1869: p->flags |= TERMP_NOSPACE;
1870: return(1);
1871: }
1872:
1873:
1874: /* ARGSUSED */
1875: static void
1876: termp_in_post(DECL_ARGS)
1877: {
1878:
1.92 schwarze 1879: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1880: term_fontpush(p, TERMFONT_BOLD);
1881:
1.59 schwarze 1882: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1883: term_word(p, ">");
1884:
1.92 schwarze 1885: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1886: term_fontpop(p);
1.38 schwarze 1887: }
1888:
1889:
1890: /* ARGSUSED */
1891: static int
1892: termp_sp_pre(DECL_ARGS)
1893: {
1.61 schwarze 1894: size_t i, len;
1.38 schwarze 1895:
1.60 schwarze 1896: switch (n->tok) {
1.54 schwarze 1897: case (MDOC_sp):
1.89 schwarze 1898: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1899: break;
1900: case (MDOC_br):
1901: len = 0;
1902: break;
1903: default:
1904: len = 1;
1905: break;
1.38 schwarze 1906: }
1907:
1908: if (0 == len)
1909: term_newln(p);
1910: for (i = 0; i < len; i++)
1911: term_vspace(p);
1912:
1913: return(0);
1914: }
1915:
1916:
1917: /* ARGSUSED */
1918: static int
1.107 schwarze 1919: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1920: {
1921:
1.120 schwarze 1922: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1923: return(1);
1924:
1.107 schwarze 1925: switch (n->tok) {
1926: case (MDOC_Ao):
1927: /* FALLTHROUGH */
1928: case (MDOC_Aq):
1929: term_word(p, "<");
1930: break;
1931: case (MDOC_Bro):
1932: /* FALLTHROUGH */
1933: case (MDOC_Brq):
1934: term_word(p, "{");
1935: break;
1936: case (MDOC_Oo):
1937: /* FALLTHROUGH */
1938: case (MDOC_Op):
1939: /* FALLTHROUGH */
1940: case (MDOC_Bo):
1941: /* FALLTHROUGH */
1942: case (MDOC_Bq):
1943: term_word(p, "[");
1944: break;
1945: case (MDOC_Do):
1946: /* FALLTHROUGH */
1947: case (MDOC_Dq):
1.151 schwarze 1948: term_word(p, "\\(lq");
1.107 schwarze 1949: break;
1.139 schwarze 1950: case (MDOC_Eo):
1951: break;
1.107 schwarze 1952: case (MDOC_Po):
1953: /* FALLTHROUGH */
1954: case (MDOC_Pq):
1955: term_word(p, "(");
1956: break;
1.120 schwarze 1957: case (MDOC__T):
1958: /* FALLTHROUGH */
1.107 schwarze 1959: case (MDOC_Qo):
1960: /* FALLTHROUGH */
1961: case (MDOC_Qq):
1962: term_word(p, "\"");
1963: break;
1964: case (MDOC_Ql):
1965: /* FALLTHROUGH */
1966: case (MDOC_So):
1967: /* FALLTHROUGH */
1968: case (MDOC_Sq):
1.151 schwarze 1969: term_word(p, "\\(oq");
1.107 schwarze 1970: break;
1971: default:
1972: abort();
1973: /* NOTREACHED */
1974: }
1.1 kristaps 1975:
1976: p->flags |= TERMP_NOSPACE;
1977: return(1);
1978: }
1979:
1980:
1981: /* ARGSUSED */
1982: static void
1.107 schwarze 1983: termp_quote_post(DECL_ARGS)
1.1 kristaps 1984: {
1985:
1.120 schwarze 1986: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1987: return;
1988:
1989: p->flags |= TERMP_NOSPACE;
1990:
1.107 schwarze 1991: switch (n->tok) {
1992: case (MDOC_Ao):
1993: /* FALLTHROUGH */
1994: case (MDOC_Aq):
1995: term_word(p, ">");
1996: break;
1997: case (MDOC_Bro):
1998: /* FALLTHROUGH */
1999: case (MDOC_Brq):
2000: term_word(p, "}");
2001: break;
2002: case (MDOC_Oo):
2003: /* FALLTHROUGH */
2004: case (MDOC_Op):
2005: /* FALLTHROUGH */
2006: case (MDOC_Bo):
2007: /* FALLTHROUGH */
2008: case (MDOC_Bq):
2009: term_word(p, "]");
2010: break;
2011: case (MDOC_Do):
2012: /* FALLTHROUGH */
2013: case (MDOC_Dq):
1.151 schwarze 2014: term_word(p, "\\(rq");
1.139 schwarze 2015: break;
2016: case (MDOC_Eo):
1.107 schwarze 2017: break;
2018: case (MDOC_Po):
2019: /* FALLTHROUGH */
2020: case (MDOC_Pq):
2021: term_word(p, ")");
2022: break;
1.120 schwarze 2023: case (MDOC__T):
2024: /* FALLTHROUGH */
1.107 schwarze 2025: case (MDOC_Qo):
2026: /* FALLTHROUGH */
2027: case (MDOC_Qq):
2028: term_word(p, "\"");
2029: break;
2030: case (MDOC_Ql):
2031: /* FALLTHROUGH */
2032: case (MDOC_So):
2033: /* FALLTHROUGH */
2034: case (MDOC_Sq):
1.151 schwarze 2035: term_word(p, "\\(cq");
1.107 schwarze 2036: break;
2037: default:
2038: abort();
2039: /* NOTREACHED */
2040: }
1.1 kristaps 2041: }
2042:
2043:
2044: /* ARGSUSED */
2045: static int
2046: termp_fo_pre(DECL_ARGS)
2047: {
1.159 schwarze 2048: size_t rmargin = 0;
1.158 schwarze 2049: int pretty;
2050:
2051: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 2052:
1.85 schwarze 2053: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2054: synopsis_pre(p, n);
1.85 schwarze 2055: return(1);
2056: } else if (MDOC_BODY == n->type) {
1.158 schwarze 2057: if (pretty) {
2058: rmargin = p->rmargin;
1.159 schwarze 2059: p->rmargin = p->offset + term_len(p, 4);
1.158 schwarze 2060: p->flags |= TERMP_NOBREAK | TERMP_HANG;
2061: }
1.31 schwarze 2062: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2063: term_word(p, "(");
1.132 schwarze 2064: p->flags |= TERMP_NOSPACE;
1.158 schwarze 2065: if (pretty) {
2066: term_flushln(p);
2067: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
2068: p->offset = p->rmargin;
2069: p->rmargin = rmargin;
2070: }
1.1 kristaps 2071: return(1);
1.158 schwarze 2072: }
1.85 schwarze 2073:
1.95 schwarze 2074: if (NULL == n->child)
2075: return(0);
2076:
1.85 schwarze 2077: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2078:
1.85 schwarze 2079: assert(n->child->string);
1.65 schwarze 2080: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2081: term_word(p, n->child->string);
1.1 kristaps 2082: return(0);
2083: }
2084:
2085:
2086: /* ARGSUSED */
2087: static void
2088: termp_fo_post(DECL_ARGS)
2089: {
2090:
1.86 schwarze 2091: if (MDOC_BODY != n->type)
2092: return;
2093:
1.132 schwarze 2094: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2095: term_word(p, ")");
2096:
1.132 schwarze 2097: if (MDOC_SYNPRETTY & n->flags) {
2098: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2099: term_word(p, ";");
1.158 schwarze 2100: term_flushln(p);
1.132 schwarze 2101: }
1.1 kristaps 2102: }
2103:
2104:
2105: /* ARGSUSED */
2106: static int
2107: termp_bf_pre(DECL_ARGS)
2108: {
2109:
1.60 schwarze 2110: if (MDOC_HEAD == n->type)
1.1 kristaps 2111: return(0);
1.146 schwarze 2112: else if (MDOC_BODY != n->type)
1.1 kristaps 2113: return(1);
2114:
1.121 schwarze 2115: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2116: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2117: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2118: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2119: else
1.65 schwarze 2120: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2121:
2122: return(1);
2123: }
2124:
2125:
2126: /* ARGSUSED */
2127: static int
2128: termp_sm_pre(DECL_ARGS)
2129: {
2130:
1.60 schwarze 2131: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2132: if (0 == strcmp("on", n->child->string)) {
2133: if (p->col)
2134: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2135: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2136: } else
1.1 kristaps 2137: p->flags |= TERMP_NONOSPACE;
2138:
2139: return(0);
2140: }
2141:
2142:
2143: /* ARGSUSED */
2144: static int
2145: termp_ap_pre(DECL_ARGS)
2146: {
2147:
2148: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2149: term_word(p, "'");
1.1 kristaps 2150: p->flags |= TERMP_NOSPACE;
2151: return(1);
2152: }
2153:
2154:
2155: /* ARGSUSED */
2156: static void
2157: termp____post(DECL_ARGS)
2158: {
1.104 schwarze 2159:
2160: /*
2161: * Handle lists of authors. In general, print each followed by
2162: * a comma. Don't print the comma if there are only two
2163: * authors.
2164: */
2165: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2166: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2167: if (NULL == n->prev || MDOC__A != n->prev->tok)
2168: return;
1.1 kristaps 2169:
1.62 schwarze 2170: /* TODO: %U. */
2171:
1.106 schwarze 2172: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2173: return;
2174:
1.132 schwarze 2175: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2176: if (NULL == n->next) {
2177: term_word(p, ".");
2178: p->flags |= TERMP_SENTENCE;
2179: } else
2180: term_word(p, ",");
1.1 kristaps 2181: }
2182:
2183:
2184: /* ARGSUSED */
2185: static int
1.65 schwarze 2186: termp_li_pre(DECL_ARGS)
2187: {
2188:
2189: term_fontpush(p, TERMFONT_NONE);
2190: return(1);
2191: }
2192:
2193:
2194: /* ARGSUSED */
2195: static int
1.1 kristaps 2196: termp_lk_pre(DECL_ARGS)
2197: {
1.142 schwarze 2198: const struct mdoc_node *link, *descr;
1.1 kristaps 2199:
1.142 schwarze 2200: if (NULL == (link = n->child))
2201: return(0);
1.101 schwarze 2202:
1.142 schwarze 2203: if (NULL != (descr = link->next)) {
2204: term_fontpush(p, TERMFONT_UNDER);
2205: while (NULL != descr) {
2206: term_word(p, descr->string);
2207: descr = descr->next;
2208: }
2209: p->flags |= TERMP_NOSPACE;
2210: term_word(p, ":");
2211: term_fontpop(p);
2212: }
1.1 kristaps 2213:
1.65 schwarze 2214: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 2215: term_word(p, link->string);
1.65 schwarze 2216: term_fontpop(p);
1.6 schwarze 2217:
1.1 kristaps 2218: return(0);
2219: }
2220:
1.90 schwarze 2221:
2222: /* ARGSUSED */
2223: static int
2224: termp_bk_pre(DECL_ARGS)
2225: {
2226:
1.91 schwarze 2227: switch (n->type) {
2228: case (MDOC_BLOCK):
1.95 schwarze 2229: break;
1.91 schwarze 2230: case (MDOC_HEAD):
2231: return(0);
2232: case (MDOC_BODY):
1.117 schwarze 2233: if (n->parent->args || 0 == n->prev->nchild)
2234: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2235: break;
1.91 schwarze 2236: default:
2237: abort();
1.95 schwarze 2238: /* NOTREACHED */
1.91 schwarze 2239: }
1.95 schwarze 2240:
2241: return(1);
1.90 schwarze 2242: }
2243:
2244:
2245: /* ARGSUSED */
2246: static void
2247: termp_bk_post(DECL_ARGS)
2248: {
2249:
1.155 schwarze 2250: if (MDOC_BODY == n->type)
1.91 schwarze 2251: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2252: }
1.120 schwarze 2253:
2254: /* ARGSUSED */
2255: static void
2256: termp__t_post(DECL_ARGS)
2257: {
2258:
2259: /*
2260: * If we're in an `Rs' and there's a journal present, then quote
2261: * us instead of underlining us (for disambiguation).
2262: */
1.121 schwarze 2263: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2264: n->parent->norm->Rs.quote_T)
1.147 schwarze 2265: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2266:
1.147 schwarze 2267: termp____post(p, pair, meta, n);
1.120 schwarze 2268: }
2269:
2270: /* ARGSUSED */
2271: static int
2272: termp__t_pre(DECL_ARGS)
2273: {
2274:
2275: /*
2276: * If we're in an `Rs' and there's a journal present, then quote
2277: * us instead of underlining us (for disambiguation).
2278: */
1.121 schwarze 2279: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2280: n->parent->norm->Rs.quote_T)
1.147 schwarze 2281: return(termp_quote_pre(p, pair, meta, n));
1.120 schwarze 2282:
2283: term_fontpush(p, TERMFONT_UNDER);
2284: return(1);
1.121 schwarze 2285: }
1.1 kristaps 2286:
2287: /* ARGSUSED */
2288: static int
1.54 schwarze 2289: termp_under_pre(DECL_ARGS)
1.1 kristaps 2290: {
2291:
1.65 schwarze 2292: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2293: return(1);
2294: }
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