Annotation of mandoc/mdoc_term.c, Revision 1.234
1.234 ! schwarze 1: /* $Id: mdoc_term.c,v 1.233 2011/07/22 10:50:46 kristaps Exp $ */
1.1 kristaps 2: /*
1.217 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.171 schwarze 4: * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.6 kristaps 7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 9: *
1.6 kristaps 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 kristaps 17: */
1.107 kristaps 18: #ifdef HAVE_CONFIG_H
19: #include "config.h"
20: #endif
21:
1.1 kristaps 22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.118 kristaps 26: #include <stdint.h>
1.1 kristaps 27: #include <stdio.h>
28: #include <stdlib.h>
29: #include <string.h>
30:
1.125 kristaps 31: #include "mandoc.h"
1.92 kristaps 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
34: #include "mdoc.h"
1.89 kristaps 35: #include "main.h"
1.1 kristaps 36:
1.66 kristaps 37: #define INDENT 5
38: #define HALFINDENT 3
39:
1.1 kristaps 40: struct termpair {
41: struct termpair *ppair;
1.31 kristaps 42: int count;
1.1 kristaps 43: };
44:
1.31 kristaps 45: #define DECL_ARGS struct termp *p, \
46: struct termpair *pair, \
1.86 kristaps 47: const struct mdoc_meta *m, \
48: const struct mdoc_node *n
1.1 kristaps 49:
50: struct termact {
51: int (*pre)(DECL_ARGS);
52: void (*post)(DECL_ARGS);
53: };
54:
1.157 kristaps 55: static size_t a2width(const struct termp *, const char *);
56: static size_t a2height(const struct termp *, const char *);
57: static size_t a2offs(const struct termp *, const char *);
1.96 kristaps 58:
59: static void print_bvspace(struct termp *,
1.151 kristaps 60: const struct mdoc_node *,
1.96 kristaps 61: const struct mdoc_node *);
1.102 kristaps 62: static void print_mdoc_node(DECL_ARGS);
1.145 kristaps 63: static void print_mdoc_nodelist(DECL_ARGS);
1.144 kristaps 64: static void print_mdoc_head(struct termp *, const void *);
1.145 kristaps 65: static void print_mdoc_foot(struct termp *, const void *);
1.143 kristaps 66: static void synopsis_pre(struct termp *,
67: const struct mdoc_node *);
1.96 kristaps 68:
1.31 kristaps 69: static void termp____post(DECL_ARGS);
1.203 kristaps 70: static void termp__t_post(DECL_ARGS);
1.61 kristaps 71: static void termp_an_post(DECL_ARGS);
1.31 kristaps 72: static void termp_bd_post(DECL_ARGS);
1.159 schwarze 73: static void termp_bk_post(DECL_ARGS);
1.31 kristaps 74: static void termp_bl_post(DECL_ARGS);
75: static void termp_d1_post(DECL_ARGS);
76: static void termp_fo_post(DECL_ARGS);
77: static void termp_in_post(DECL_ARGS);
78: static void termp_it_post(DECL_ARGS);
79: static void termp_lb_post(DECL_ARGS);
1.164 schwarze 80: static void termp_nm_post(DECL_ARGS);
1.31 kristaps 81: static void termp_pf_post(DECL_ARGS);
1.188 kristaps 82: static void termp_quote_post(DECL_ARGS);
1.31 kristaps 83: static void termp_sh_post(DECL_ARGS);
84: static void termp_ss_post(DECL_ARGS);
85:
1.184 kristaps 86: static int termp__a_pre(DECL_ARGS);
1.203 kristaps 87: static int termp__t_pre(DECL_ARGS);
1.61 kristaps 88: static int termp_an_pre(DECL_ARGS);
1.31 kristaps 89: static int termp_ap_pre(DECL_ARGS);
90: static int termp_bd_pre(DECL_ARGS);
91: static int termp_bf_pre(DECL_ARGS);
1.159 schwarze 92: static int termp_bk_pre(DECL_ARGS);
1.115 kristaps 93: static int termp_bl_pre(DECL_ARGS);
1.69 kristaps 94: static int termp_bold_pre(DECL_ARGS);
1.31 kristaps 95: static int termp_bt_pre(DECL_ARGS);
1.211 kristaps 96: static int termp_bx_pre(DECL_ARGS);
1.31 kristaps 97: static int termp_cd_pre(DECL_ARGS);
98: static int termp_d1_pre(DECL_ARGS);
99: static int termp_ex_pre(DECL_ARGS);
100: static int termp_fa_pre(DECL_ARGS);
1.188 kristaps 101: static int termp_fd_pre(DECL_ARGS);
1.31 kristaps 102: static int termp_fl_pre(DECL_ARGS);
103: static int termp_fn_pre(DECL_ARGS);
104: static int termp_fo_pre(DECL_ARGS);
105: static int termp_ft_pre(DECL_ARGS);
1.192 schwarze 106: static int termp_igndelim_pre(DECL_ARGS);
1.31 kristaps 107: static int termp_in_pre(DECL_ARGS);
108: static int termp_it_pre(DECL_ARGS);
1.102 kristaps 109: static int termp_li_pre(DECL_ARGS);
1.31 kristaps 110: static int termp_lk_pre(DECL_ARGS);
111: static int termp_nd_pre(DECL_ARGS);
112: static int termp_nm_pre(DECL_ARGS);
113: static int termp_ns_pre(DECL_ARGS);
1.188 kristaps 114: static int termp_quote_pre(DECL_ARGS);
1.31 kristaps 115: static int termp_rs_pre(DECL_ARGS);
116: static int termp_rv_pre(DECL_ARGS);
117: static int termp_sh_pre(DECL_ARGS);
118: static int termp_sm_pre(DECL_ARGS);
1.45 kristaps 119: static int termp_sp_pre(DECL_ARGS);
1.31 kristaps 120: static int termp_ss_pre(DECL_ARGS);
1.69 kristaps 121: static int termp_under_pre(DECL_ARGS);
1.31 kristaps 122: static int termp_ud_pre(DECL_ARGS);
1.110 kristaps 123: static int termp_vt_pre(DECL_ARGS);
1.31 kristaps 124: static int termp_xr_pre(DECL_ARGS);
125: static int termp_xx_pre(DECL_ARGS);
126:
1.70 kristaps 127: static const struct termact termacts[MDOC_MAX] = {
1.14 kristaps 128: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 129: { NULL, NULL }, /* Dd */
130: { NULL, NULL }, /* Dt */
131: { NULL, NULL }, /* Os */
132: { termp_sh_pre, termp_sh_post }, /* Sh */
133: { termp_ss_pre, termp_ss_post }, /* Ss */
1.76 kristaps 134: { termp_sp_pre, NULL }, /* Pp */
1.1 kristaps 135: { termp_d1_pre, termp_d1_post }, /* D1 */
136: { termp_d1_pre, termp_d1_post }, /* Dl */
137: { termp_bd_pre, termp_bd_post }, /* Bd */
138: { NULL, NULL }, /* Ed */
1.115 kristaps 139: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 140: { NULL, NULL }, /* El */
141: { termp_it_pre, termp_it_post }, /* It */
1.178 kristaps 142: { termp_under_pre, NULL }, /* Ad */
1.61 kristaps 143: { termp_an_pre, termp_an_post }, /* An */
1.69 kristaps 144: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 145: { termp_cd_pre, NULL }, /* Cd */
1.69 kristaps 146: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 147: { NULL, NULL }, /* Dv */
148: { NULL, NULL }, /* Er */
149: { NULL, NULL }, /* Ev */
150: { termp_ex_pre, NULL }, /* Ex */
151: { termp_fa_pre, NULL }, /* Fa */
1.143 kristaps 152: { termp_fd_pre, NULL }, /* Fd */
1.1 kristaps 153: { termp_fl_pre, NULL }, /* Fl */
1.143 kristaps 154: { termp_fn_pre, NULL }, /* Fn */
1.141 kristaps 155: { termp_ft_pre, NULL }, /* Ft */
1.69 kristaps 156: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 157: { termp_in_pre, termp_in_post }, /* In */
1.102 kristaps 158: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 159: { termp_nd_pre, NULL }, /* Nd */
1.164 schwarze 160: { termp_nm_pre, termp_nm_post }, /* Nm */
1.188 kristaps 161: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 162: { NULL, NULL }, /* Ot */
1.69 kristaps 163: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 164: { termp_rv_pre, NULL }, /* Rv */
1.36 kristaps 165: { NULL, NULL }, /* St */
1.69 kristaps 166: { termp_under_pre, NULL }, /* Va */
1.143 kristaps 167: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 168: { termp_xr_pre, NULL }, /* Xr */
1.184 kristaps 169: { termp__a_pre, termp____post }, /* %A */
1.84 kristaps 170: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 171: { NULL, termp____post }, /* %D */
1.84 kristaps 172: { termp_under_pre, termp____post }, /* %I */
1.69 kristaps 173: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 174: { NULL, termp____post }, /* %N */
175: { NULL, termp____post }, /* %O */
176: { NULL, termp____post }, /* %P */
177: { NULL, termp____post }, /* %R */
1.203 kristaps 178: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 179: { NULL, termp____post }, /* %V */
180: { NULL, NULL }, /* Ac */
1.188 kristaps 181: { termp_quote_pre, termp_quote_post }, /* Ao */
182: { termp_quote_pre, termp_quote_post }, /* Aq */
1.35 kristaps 183: { NULL, NULL }, /* At */
1.1 kristaps 184: { NULL, NULL }, /* Bc */
185: { termp_bf_pre, NULL }, /* Bf */
1.188 kristaps 186: { termp_quote_pre, termp_quote_post }, /* Bo */
187: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 kristaps 188: { termp_xx_pre, NULL }, /* Bsx */
1.211 kristaps 189: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 190: { NULL, NULL }, /* Db */
191: { NULL, NULL }, /* Dc */
1.188 kristaps 192: { termp_quote_pre, termp_quote_post }, /* Do */
193: { termp_quote_pre, termp_quote_post }, /* Dq */
1.112 kristaps 194: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 195: { NULL, NULL }, /* Ef */
1.69 kristaps 196: { termp_under_pre, NULL }, /* Em */
1.1 kristaps 197: { NULL, NULL }, /* Eo */
1.26 kristaps 198: { termp_xx_pre, NULL }, /* Fx */
1.176 kristaps 199: { termp_bold_pre, NULL }, /* Ms */
1.192 schwarze 200: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 201: { termp_ns_pre, NULL }, /* Ns */
1.26 kristaps 202: { termp_xx_pre, NULL }, /* Nx */
203: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 204: { NULL, NULL }, /* Pc */
1.192 schwarze 205: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188 kristaps 206: { termp_quote_pre, termp_quote_post }, /* Po */
207: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 208: { NULL, NULL }, /* Qc */
1.188 kristaps 209: { termp_quote_pre, termp_quote_post }, /* Ql */
210: { termp_quote_pre, termp_quote_post }, /* Qo */
211: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 212: { NULL, NULL }, /* Re */
213: { termp_rs_pre, NULL }, /* Rs */
214: { NULL, NULL }, /* Sc */
1.188 kristaps 215: { termp_quote_pre, termp_quote_post }, /* So */
216: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 217: { termp_sm_pre, NULL }, /* Sm */
1.69 kristaps 218: { termp_under_pre, NULL }, /* Sx */
219: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 220: { NULL, NULL }, /* Tn */
1.26 kristaps 221: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 222: { NULL, NULL }, /* Xc */
223: { NULL, NULL }, /* Xo */
224: { termp_fo_pre, termp_fo_post }, /* Fo */
225: { NULL, NULL }, /* Fc */
1.188 kristaps 226: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 227: { NULL, NULL }, /* Oc */
1.159 schwarze 228: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 229: { NULL, NULL }, /* Ek */
230: { termp_bt_pre, NULL }, /* Bt */
231: { NULL, NULL }, /* Hf */
232: { NULL, NULL }, /* Fr */
233: { termp_ud_pre, NULL }, /* Ud */
1.37 kristaps 234: { NULL, termp_lb_post }, /* Lb */
1.76 kristaps 235: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 236: { termp_lk_pre, NULL }, /* Lk */
1.69 kristaps 237: { termp_under_pre, NULL }, /* Mt */
1.188 kristaps 238: { termp_quote_pre, termp_quote_post }, /* Brq */
239: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 240: { NULL, NULL }, /* Brc */
1.83 kristaps 241: { NULL, termp____post }, /* %C */
1.81 kristaps 242: { NULL, NULL }, /* Es */ /* TODO */
243: { NULL, NULL }, /* En */ /* TODO */
1.26 kristaps 244: { termp_xx_pre, NULL }, /* Dx */
1.83 kristaps 245: { NULL, termp____post }, /* %Q */
1.76 kristaps 246: { termp_sp_pre, NULL }, /* br */
1.45 kristaps 247: { termp_sp_pre, NULL }, /* sp */
1.96 kristaps 248: { termp_under_pre, termp____post }, /* %U */
1.135 kristaps 249: { NULL, NULL }, /* Ta */
1.1 kristaps 250: };
251:
252:
1.70 kristaps 253: void
1.89 kristaps 254: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 255: {
1.70 kristaps 256: const struct mdoc_node *n;
257: const struct mdoc_meta *m;
1.89 kristaps 258: struct termp *p;
259:
260: p = (struct termp *)arg;
1.111 kristaps 261:
262: p->overstep = 0;
1.123 joerg 263: p->maxrmargin = p->defrmargin;
1.157 kristaps 264: p->tabwidth = term_len(p, 5);
1.89 kristaps 265:
266: if (NULL == p->symtab)
1.230 kristaps 267: p->symtab = mchars_alloc();
1.70 kristaps 268:
269: n = mdoc_node(mdoc);
270: m = mdoc_meta(mdoc);
1.146 schwarze 271:
272: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
1.70 kristaps 273:
274: if (n->child)
1.102 kristaps 275: print_mdoc_nodelist(p, NULL, m, n->child);
1.144 kristaps 276:
277: term_end(p);
1.1 kristaps 278: }
279:
280:
1.3 kristaps 281: static void
1.102 kristaps 282: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 283: {
284:
1.102 kristaps 285: print_mdoc_node(p, pair, m, n);
1.86 kristaps 286: if (n->next)
1.102 kristaps 287: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 288: }
289:
290:
1.70 kristaps 291: /* ARGSUSED */
1.3 kristaps 292: static void
1.102 kristaps 293: print_mdoc_node(DECL_ARGS)
1.1 kristaps 294: {
1.102 kristaps 295: int chld;
296: const void *font;
1.1 kristaps 297: struct termpair npair;
1.30 kristaps 298: size_t offset, rmargin;
1.1 kristaps 299:
1.70 kristaps 300: chld = 1;
1.29 kristaps 301: offset = p->offset;
1.30 kristaps 302: rmargin = p->rmargin;
1.102 kristaps 303: font = term_fontq(p);
1.29 kristaps 304:
1.97 kristaps 305: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 306: npair.ppair = pair;
1.172 kristaps 307:
308: /*
309: * Keeps only work until the end of a line. If a keep was
310: * invoked in a prior line, revert it to PREKEEP.
1.197 schwarze 311: *
312: * Also let SYNPRETTY sections behave as if they were wrapped
313: * in a `Bk' block.
1.172 kristaps 314: */
315:
1.197 schwarze 316: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172 kristaps 317: if (n->prev && n->prev->line != n->line) {
318: p->flags &= ~TERMP_KEEP;
319: p->flags |= TERMP_PREKEEP;
320: } else if (NULL == n->prev) {
321: if (n->parent && n->parent->line != n->line) {
322: p->flags &= ~TERMP_KEEP;
323: p->flags |= TERMP_PREKEEP;
324: }
325: }
326: }
1.197 schwarze 327:
328: /*
329: * Since SYNPRETTY sections aren't "turned off" with `Ek',
330: * we have to intuit whether we should disable formatting.
331: */
332:
333: if ( ! (MDOC_SYNPRETTY & n->flags) &&
334: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
335: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
336: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102 kristaps 337:
1.217 schwarze 338: /*
339: * After the keep flags have been set up, we may now
340: * produce output. Note that some pre-handlers do so.
341: */
342:
343: switch (n->type) {
344: case (MDOC_TEXT):
345: if (' ' == *n->string && MDOC_LINE & n->flags)
346: term_newln(p);
1.222 kristaps 347: if (MDOC_DELIMC & n->flags)
348: p->flags |= TERMP_NOSPACE;
1.217 schwarze 349: term_word(p, n->string);
1.222 kristaps 350: if (MDOC_DELIMO & n->flags)
351: p->flags |= TERMP_NOSPACE;
1.217 schwarze 352: break;
353: case (MDOC_EQN):
1.233 kristaps 354: term_eqn(p, n->eqn);
1.217 schwarze 355: break;
356: case (MDOC_TBL):
357: term_tbl(p, n->span);
358: break;
359: default:
360: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
361: chld = (*termacts[n->tok].pre)
362: (p, &npair, m, n);
363: break;
364: }
365:
1.86 kristaps 366: if (chld && n->child)
1.102 kristaps 367: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 368:
1.102 kristaps 369: term_fontpopq(p, font);
1.46 kristaps 370:
1.206 kristaps 371: switch (n->type) {
372: case (MDOC_TEXT):
373: break;
374: case (MDOC_TBL):
1.216 kristaps 375: break;
376: case (MDOC_EQN):
1.206 kristaps 377: break;
378: default:
379: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
380: break;
1.165 kristaps 381: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.162 schwarze 382:
383: /*
384: * Explicit end tokens not only call the post
385: * handler, but also tell the respective block
386: * that it must not call the post handler again.
387: */
1.165 kristaps 388: if (ENDBODY_NOT != n->end)
1.162 schwarze 389: n->pending->flags |= MDOC_ENDED;
390:
391: /*
392: * End of line terminating an implicit block
393: * while an explicit block is still open.
394: * Continue the explicit block without spacing.
395: */
396: if (ENDBODY_NOSPACE == n->end)
397: p->flags |= TERMP_NOSPACE;
1.206 kristaps 398: break;
1.162 schwarze 399: }
1.121 kristaps 400:
401: if (MDOC_EOS & n->flags)
402: p->flags |= TERMP_SENTENCE;
1.29 kristaps 403:
404: p->offset = offset;
1.30 kristaps 405: p->rmargin = rmargin;
1.1 kristaps 406: }
407:
408:
1.3 kristaps 409: static void
1.145 kristaps 410: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 411: {
1.144 kristaps 412: const struct mdoc_meta *m;
413:
414: m = (const struct mdoc_meta *)arg;
1.1 kristaps 415:
1.102 kristaps 416: term_fontrepl(p, TERMFONT_NONE);
1.101 kristaps 417:
1.9 kristaps 418: /*
419: * Output the footer in new-groff style, that is, three columns
420: * with the middle being the manual date and flanking columns
421: * being the operating system:
422: *
423: * SYSTEM DATE SYSTEM
424: */
425:
1.1 kristaps 426: term_vspace(p);
427:
1.9 kristaps 428: p->offset = 0;
1.157 kristaps 429: p->rmargin = (p->maxrmargin -
1.220 schwarze 430: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 431: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
432:
1.220 schwarze 433: term_word(p, m->os);
1.1 kristaps 434: term_flushln(p);
435:
1.9 kristaps 436: p->offset = p->rmargin;
1.220 schwarze 437: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.234 ! schwarze 438: p->flags |= TERMP_NOSPACE;
1.9 kristaps 439:
1.220 schwarze 440: term_word(p, m->date);
1.9 kristaps 441: term_flushln(p);
442:
1.1 kristaps 443: p->offset = p->rmargin;
444: p->rmargin = p->maxrmargin;
445: p->flags &= ~TERMP_NOBREAK;
1.234 ! schwarze 446: p->flags |= TERMP_NOSPACE;
1.1 kristaps 447:
1.220 schwarze 448: term_word(p, m->os);
1.1 kristaps 449: term_flushln(p);
450:
1.9 kristaps 451: p->offset = 0;
452: p->rmargin = p->maxrmargin;
453: p->flags = 0;
1.1 kristaps 454: }
455:
456:
1.3 kristaps 457: static void
1.144 kristaps 458: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 459: {
1.98 kristaps 460: char buf[BUFSIZ], title[BUFSIZ];
1.144 kristaps 461: const struct mdoc_meta *m;
462:
463: m = (const struct mdoc_meta *)arg;
1.1 kristaps 464:
465: p->rmargin = p->maxrmargin;
466: p->offset = 0;
467:
468: /*
469: * The header is strange. It has three components, which are
470: * really two with the first duplicated. It goes like this:
471: *
472: * IDENTIFIER TITLE IDENTIFIER
473: *
474: * The IDENTIFIER is NAME(SECTION), which is the command-name
475: * (if given, or "unknown" if not) followed by the manual page
476: * section. These are given in `Dt'. The TITLE is a free-form
477: * string depending on the manual volume. If not specified, it
478: * switches on the manual section.
479: */
480:
1.86 kristaps 481: assert(m->vol);
1.98 kristaps 482: strlcpy(buf, m->vol, BUFSIZ);
1.1 kristaps 483:
1.86 kristaps 484: if (m->arch) {
1.98 kristaps 485: strlcat(buf, " (", BUFSIZ);
486: strlcat(buf, m->arch, BUFSIZ);
487: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 488: }
489:
1.124 kristaps 490: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.1 kristaps 491:
492: p->offset = 0;
1.157 kristaps 493: p->rmargin = (p->maxrmargin -
494: term_strlen(p, buf) + term_len(p, 1)) / 2;
1.1 kristaps 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
496:
497: term_word(p, title);
498: term_flushln(p);
499:
500: p->offset = p->rmargin;
1.157 kristaps 501: p->rmargin = p->maxrmargin - term_strlen(p, title);
1.234 ! schwarze 502: p->flags |= TERMP_NOSPACE;
1.1 kristaps 503:
504: term_word(p, buf);
505: term_flushln(p);
506:
507: p->offset = p->rmargin;
508: p->rmargin = p->maxrmargin;
509: p->flags &= ~TERMP_NOBREAK;
1.234 ! schwarze 510: p->flags |= TERMP_NOSPACE;
1.1 kristaps 511:
512: term_word(p, title);
513: term_flushln(p);
514:
1.9 kristaps 515: p->offset = 0;
1.1 kristaps 516: p->rmargin = p->maxrmargin;
517: p->flags &= ~TERMP_NOSPACE;
518: }
519:
520:
521: static size_t
1.157 kristaps 522: a2height(const struct termp *p, const char *v)
1.1 kristaps 523: {
1.92 kristaps 524: struct roffsu su;
1.91 kristaps 525:
1.231 kristaps 526:
1.157 kristaps 527: assert(v);
528: if ( ! a2roffsu(v, &su, SCALE_VS))
1.231 kristaps 529: SCALE_VS_INIT(&su, atoi(v));
1.91 kristaps 530:
1.157 kristaps 531: return(term_vspan(p, &su));
1.91 kristaps 532: }
1.1 kristaps 533:
1.40 kristaps 534:
1.91 kristaps 535: static size_t
1.157 kristaps 536: a2width(const struct termp *p, const char *v)
1.91 kristaps 537: {
1.92 kristaps 538: struct roffsu su;
1.1 kristaps 539:
1.154 kristaps 540: assert(v);
541: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 542: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 543:
1.157 kristaps 544: return(term_hspan(p, &su));
1.1 kristaps 545: }
546:
547:
548: static size_t
1.157 kristaps 549: a2offs(const struct termp *p, const char *v)
1.1 kristaps 550: {
1.92 kristaps 551: struct roffsu su;
1.1 kristaps 552:
1.148 kristaps 553: if ('\0' == *v)
1.91 kristaps 554: return(0);
1.148 kristaps 555: else if (0 == strcmp(v, "left"))
1.19 kristaps 556: return(0);
1.148 kristaps 557: else if (0 == strcmp(v, "indent"))
1.157 kristaps 558: return(term_len(p, INDENT + 1));
1.148 kristaps 559: else if (0 == strcmp(v, "indent-two"))
1.157 kristaps 560: return(term_len(p, (INDENT + 1) * 2));
1.148 kristaps 561: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157 kristaps 562: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 kristaps 563:
1.157 kristaps 564: return(term_hspan(p, &su));
1.1 kristaps 565: }
566:
567:
1.108 kristaps 568: /*
569: * Determine how much space to print out before block elements of `It'
570: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
571: * too.
572: */
1.54 kristaps 573: static void
1.151 kristaps 574: print_bvspace(struct termp *p,
575: const struct mdoc_node *bl,
576: const struct mdoc_node *n)
1.1 kristaps 577: {
1.86 kristaps 578: const struct mdoc_node *nn;
1.1 kristaps 579:
580: term_newln(p);
1.150 kristaps 581:
1.202 kristaps 582: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150 kristaps 583: return;
1.202 kristaps 584: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54 kristaps 585: return;
586:
1.85 kristaps 587: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 588:
1.86 kristaps 589: for (nn = n; nn; nn = nn->parent) {
590: if (MDOC_BLOCK != nn->type)
1.1 kristaps 591: continue;
1.86 kristaps 592: if (MDOC_Ss == nn->tok)
1.54 kristaps 593: return;
1.86 kristaps 594: if (MDOC_Sh == nn->tok)
1.54 kristaps 595: return;
1.86 kristaps 596: if (NULL == nn->prev)
1.1 kristaps 597: continue;
598: break;
599: }
600:
1.85 kristaps 601: /* A `-column' does not assert vspace within the list. */
1.54 kristaps 602:
1.202 kristaps 603: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86 kristaps 604: if (n->prev && MDOC_It == n->prev->tok)
1.54 kristaps 605: return;
606:
1.85 kristaps 607: /* A `-diag' without body does not vspace. */
608:
1.202 kristaps 609: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86 kristaps 610: if (n->prev && MDOC_It == n->prev->tok) {
611: assert(n->prev->body);
612: if (NULL == n->prev->body->child)
1.55 kristaps 613: return;
614: }
615:
1.54 kristaps 616: term_vspace(p);
1.1 kristaps 617: }
618:
619:
620: /* ARGSUSED */
621: static int
622: termp_it_pre(DECL_ARGS)
623: {
1.86 kristaps 624: const struct mdoc_node *bl, *nn;
1.1 kristaps 625: char buf[7];
1.170 kristaps 626: int i;
1.108 kristaps 627: size_t width, offset, ncols, dcol;
1.126 kristaps 628: enum mdoc_list type;
1.1 kristaps 629:
1.86 kristaps 630: if (MDOC_BLOCK == n->type) {
1.151 kristaps 631: print_bvspace(p, n->parent->parent, n);
1.54 kristaps 632: return(1);
633: }
1.1 kristaps 634:
1.86 kristaps 635: bl = n->parent->parent->parent;
1.202 kristaps 636: type = bl->norm->Bl.type;
1.1 kristaps 637:
1.108 kristaps 638: /*
639: * First calculate width and offset. This is pretty easy unless
640: * we're a -column list, in which case all prior columns must
641: * be accounted for.
642: */
643:
644: width = offset = 0;
645:
1.202 kristaps 646: if (bl->norm->Bl.offs)
647: offset = a2offs(p, bl->norm->Bl.offs);
1.152 kristaps 648:
1.1 kristaps 649: switch (type) {
1.126 kristaps 650: case (LIST_column):
1.134 kristaps 651: if (MDOC_HEAD == n->type)
1.1 kristaps 652: break;
1.155 kristaps 653:
1.105 kristaps 654: /*
1.108 kristaps 655: * Imitate groff's column handling:
656: * - For each earlier column, add its width.
657: * - For less than 5 columns, add four more blanks per
658: * column.
659: * - For exactly 5 columns, add three more blank per
660: * column.
661: * - For more than 5 columns, add only one column.
1.105 kristaps 662: */
1.202 kristaps 663: ncols = bl->norm->Bl.ncols;
1.170 kristaps 664:
1.108 kristaps 665: /* LINTED */
1.157 kristaps 666: dcol = ncols < 5 ? term_len(p, 4) :
667: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108 kristaps 668:
1.134 kristaps 669: /*
670: * Calculate the offset by applying all prior MDOC_BODY,
671: * so we stop at the MDOC_HEAD (NULL == nn->prev).
672: */
673:
1.108 kristaps 674: for (i = 0, nn = n->prev;
1.134 kristaps 675: nn->prev && i < (int)ncols;
1.108 kristaps 676: nn = nn->prev, i++)
677: offset += dcol + a2width
1.202 kristaps 678: (p, bl->norm->Bl.cols[i]);
1.105 kristaps 679:
680: /*
1.108 kristaps 681: * When exceeding the declared number of columns, leave
682: * the remaining widths at 0. This will later be
683: * adjusted to the default width of 10, or, for the last
684: * column, stretched to the right margin.
1.58 kristaps 685: */
1.108 kristaps 686: if (i >= (int)ncols)
687: break;
1.58 kristaps 688:
1.105 kristaps 689: /*
1.108 kristaps 690: * Use the declared column widths, extended as explained
691: * in the preceding paragraph.
1.105 kristaps 692: */
1.202 kristaps 693: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 694: break;
695: default:
1.202 kristaps 696: if (NULL == bl->norm->Bl.width)
1.108 kristaps 697: break;
698:
699: /*
700: * Note: buffer the width by 2, which is groff's magic
701: * number for buffering single arguments. See the above
702: * handling for column for how this changes.
703: */
1.202 kristaps 704: assert(bl->norm->Bl.width);
705: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 706: break;
707: }
708:
709: /*
710: * List-type can override the width in the case of fixed-head
711: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.67 kristaps 712: * offset.
1.1 kristaps 713: */
714:
715: switch (type) {
1.126 kristaps 716: case (LIST_bullet):
1.1 kristaps 717: /* FALLTHROUGH */
1.126 kristaps 718: case (LIST_dash):
1.1 kristaps 719: /* FALLTHROUGH */
1.126 kristaps 720: case (LIST_hyphen):
1.157 kristaps 721: if (width < term_len(p, 4))
722: width = term_len(p, 4);
1.1 kristaps 723: break;
1.126 kristaps 724: case (LIST_enum):
1.157 kristaps 725: if (width < term_len(p, 5))
726: width = term_len(p, 5);
1.17 kristaps 727: break;
1.126 kristaps 728: case (LIST_hang):
1.39 kristaps 729: if (0 == width)
1.157 kristaps 730: width = term_len(p, 8);
1.39 kristaps 731: break;
1.126 kristaps 732: case (LIST_column):
1.49 kristaps 733: /* FALLTHROUGH */
1.126 kristaps 734: case (LIST_tag):
1.1 kristaps 735: if (0 == width)
1.157 kristaps 736: width = term_len(p, 10);
1.1 kristaps 737: break;
738: default:
739: break;
740: }
741:
742: /*
1.17 kristaps 743: * Whitespace control. Inset bodies need an initial space,
744: * while diagonal bodies need two.
1.1 kristaps 745: */
746:
1.51 kristaps 747: p->flags |= TERMP_NOSPACE;
748:
1.1 kristaps 749: switch (type) {
1.126 kristaps 750: case (LIST_diag):
1.86 kristaps 751: if (MDOC_BODY == n->type)
1.62 kristaps 752: term_word(p, "\\ \\ ");
1.51 kristaps 753: break;
1.126 kristaps 754: case (LIST_inset):
1.86 kristaps 755: if (MDOC_BODY == n->type)
1.51 kristaps 756: term_word(p, "\\ ");
1.1 kristaps 757: break;
758: default:
759: break;
760: }
761:
1.51 kristaps 762: p->flags |= TERMP_NOSPACE;
763:
1.1 kristaps 764: switch (type) {
1.126 kristaps 765: case (LIST_diag):
1.86 kristaps 766: if (MDOC_HEAD == n->type)
1.102 kristaps 767: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 768: break;
769: default:
770: break;
771: }
772:
773: /*
1.109 kristaps 774: * Pad and break control. This is the tricky part. These flags
775: * are documented in term_flushln() in term.c. Note that we're
776: * going to unset all of these flags in termp_it_post() when we
777: * exit.
1.1 kristaps 778: */
779:
780: switch (type) {
1.126 kristaps 781: case (LIST_bullet):
1.1 kristaps 782: /* FALLTHROUGH */
1.126 kristaps 783: case (LIST_dash):
1.1 kristaps 784: /* FALLTHROUGH */
1.126 kristaps 785: case (LIST_enum):
1.1 kristaps 786: /* FALLTHROUGH */
1.126 kristaps 787: case (LIST_hyphen):
1.86 kristaps 788: if (MDOC_HEAD == n->type)
1.39 kristaps 789: p->flags |= TERMP_NOBREAK;
790: break;
1.126 kristaps 791: case (LIST_hang):
1.86 kristaps 792: if (MDOC_HEAD == n->type)
1.39 kristaps 793: p->flags |= TERMP_NOBREAK;
794: else
1.59 kristaps 795: break;
796:
797: /*
798: * This is ugly. If `-hang' is specified and the body
799: * is a `Bl' or `Bd', then we want basically to nullify
800: * the "overstep" effect in term_flushln() and treat
801: * this as a `-ohang' list instead.
802: */
1.86 kristaps 803: if (n->next->child &&
804: (MDOC_Bl == n->next->child->tok ||
1.234 ! schwarze 805: MDOC_Bd == n->next->child->tok))
1.59 kristaps 806: p->flags &= ~TERMP_NOBREAK;
1.234 ! schwarze 807: else
1.39 kristaps 808: p->flags |= TERMP_HANG;
809: break;
1.126 kristaps 810: case (LIST_tag):
1.86 kristaps 811: if (MDOC_HEAD == n->type)
1.51 kristaps 812: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.38 kristaps 813:
1.86 kristaps 814: if (MDOC_HEAD != n->type)
1.39 kristaps 815: break;
1.86 kristaps 816: if (NULL == n->next || NULL == n->next->child)
1.39 kristaps 817: p->flags |= TERMP_DANGLE;
1.1 kristaps 818: break;
1.126 kristaps 819: case (LIST_column):
1.134 kristaps 820: if (MDOC_HEAD == n->type)
821: break;
822:
823: if (NULL == n->next)
824: p->flags &= ~TERMP_NOBREAK;
825: else
826: p->flags |= TERMP_NOBREAK;
827:
1.1 kristaps 828: break;
1.126 kristaps 829: case (LIST_diag):
1.86 kristaps 830: if (MDOC_HEAD == n->type)
1.1 kristaps 831: p->flags |= TERMP_NOBREAK;
832: break;
833: default:
834: break;
835: }
836:
837: /*
838: * Margin control. Set-head-width lists have their right
839: * margins shortened. The body for these lists has the offset
840: * necessarily lengthened. Everybody gets the offset.
841: */
842:
843: p->offset += offset;
844:
845: switch (type) {
1.126 kristaps 846: case (LIST_hang):
1.59 kristaps 847: /*
848: * Same stipulation as above, regarding `-hang'. We
849: * don't want to recalculate rmargin and offsets when
850: * using `Bd' or `Bl' within `-hang' overstep lists.
851: */
1.86 kristaps 852: if (MDOC_HEAD == n->type && n->next->child &&
853: (MDOC_Bl == n->next->child->tok ||
854: MDOC_Bd == n->next->child->tok))
1.59 kristaps 855: break;
856: /* FALLTHROUGH */
1.126 kristaps 857: case (LIST_bullet):
1.1 kristaps 858: /* FALLTHROUGH */
1.126 kristaps 859: case (LIST_dash):
1.1 kristaps 860: /* FALLTHROUGH */
1.126 kristaps 861: case (LIST_enum):
1.1 kristaps 862: /* FALLTHROUGH */
1.126 kristaps 863: case (LIST_hyphen):
1.1 kristaps 864: /* FALLTHROUGH */
1.126 kristaps 865: case (LIST_tag):
1.49 kristaps 866: assert(width);
1.86 kristaps 867: if (MDOC_HEAD == n->type)
1.1 kristaps 868: p->rmargin = p->offset + width;
869: else
870: p->offset += width;
871: break;
1.126 kristaps 872: case (LIST_column):
1.49 kristaps 873: assert(width);
1.1 kristaps 874: p->rmargin = p->offset + width;
1.50 kristaps 875: /*
876: * XXX - this behaviour is not documented: the
877: * right-most column is filled to the right margin.
878: */
1.134 kristaps 879: if (MDOC_HEAD == n->type)
880: break;
881: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50 kristaps 882: p->rmargin = p->maxrmargin;
1.1 kristaps 883: break;
884: default:
885: break;
886: }
887:
888: /*
889: * The dash, hyphen, bullet and enum lists all have a special
1.15 kristaps 890: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 891: */
892:
1.86 kristaps 893: if (MDOC_HEAD == n->type)
1.1 kristaps 894: switch (type) {
1.126 kristaps 895: case (LIST_bullet):
1.102 kristaps 896: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 897: term_word(p, "\\[bu]");
1.102 kristaps 898: term_fontpop(p);
1.1 kristaps 899: break;
1.126 kristaps 900: case (LIST_dash):
1.1 kristaps 901: /* FALLTHROUGH */
1.126 kristaps 902: case (LIST_hyphen):
1.102 kristaps 903: term_fontpush(p, TERMFONT_BOLD);
1.27 kristaps 904: term_word(p, "\\(hy");
1.102 kristaps 905: term_fontpop(p);
1.1 kristaps 906: break;
1.126 kristaps 907: case (LIST_enum):
1.1 kristaps 908: (pair->ppair->ppair->count)++;
1.109 kristaps 909: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 910: pair->ppair->ppair->count);
911: term_word(p, buf);
912: break;
913: default:
914: break;
915: }
916:
917: /*
918: * If we're not going to process our children, indicate so here.
919: */
920:
921: switch (type) {
1.126 kristaps 922: case (LIST_bullet):
1.1 kristaps 923: /* FALLTHROUGH */
1.126 kristaps 924: case (LIST_item):
1.1 kristaps 925: /* FALLTHROUGH */
1.126 kristaps 926: case (LIST_dash):
1.1 kristaps 927: /* FALLTHROUGH */
1.126 kristaps 928: case (LIST_hyphen):
1.1 kristaps 929: /* FALLTHROUGH */
1.126 kristaps 930: case (LIST_enum):
1.86 kristaps 931: if (MDOC_HEAD == n->type)
1.1 kristaps 932: return(0);
933: break;
1.126 kristaps 934: case (LIST_column):
1.134 kristaps 935: if (MDOC_HEAD == n->type)
1.1 kristaps 936: return(0);
937: break;
938: default:
939: break;
940: }
941:
942: return(1);
943: }
944:
945:
946: /* ARGSUSED */
947: static void
948: termp_it_post(DECL_ARGS)
949: {
1.126 kristaps 950: enum mdoc_list type;
1.1 kristaps 951:
1.109 kristaps 952: if (MDOC_BLOCK == n->type)
1.1 kristaps 953: return;
954:
1.202 kristaps 955: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 956:
957: switch (type) {
1.126 kristaps 958: case (LIST_item):
1.1 kristaps 959: /* FALLTHROUGH */
1.126 kristaps 960: case (LIST_diag):
1.53 kristaps 961: /* FALLTHROUGH */
1.126 kristaps 962: case (LIST_inset):
1.86 kristaps 963: if (MDOC_BODY == n->type)
1.130 schwarze 964: term_newln(p);
1.1 kristaps 965: break;
1.126 kristaps 966: case (LIST_column):
1.134 kristaps 967: if (MDOC_BODY == n->type)
1.1 kristaps 968: term_flushln(p);
969: break;
970: default:
1.130 schwarze 971: term_newln(p);
1.1 kristaps 972: break;
973: }
974:
1.109 kristaps 975: /*
976: * Now that our output is flushed, we can reset our tags. Since
977: * only `It' sets these flags, we're free to assume that nobody
978: * has munged them in the meanwhile.
979: */
980:
981: p->flags &= ~TERMP_DANGLE;
982: p->flags &= ~TERMP_NOBREAK;
983: p->flags &= ~TERMP_TWOSPACE;
984: p->flags &= ~TERMP_HANG;
1.1 kristaps 985: }
986:
987:
988: /* ARGSUSED */
989: static int
990: termp_nm_pre(DECL_ARGS)
991: {
992:
1.164 schwarze 993: if (MDOC_BLOCK == n->type)
994: return(1);
995:
996: if (MDOC_BODY == n->type) {
997: if (NULL == n->child)
998: return(0);
1.234 ! schwarze 999: p->flags |= TERMP_NOSPACE;
1.164 schwarze 1000: p->offset += term_len(p, 1) +
1001: (NULL == n->prev->child ? term_strlen(p, m->name) :
1002: MDOC_TEXT == n->prev->child->type ?
1003: term_strlen(p, n->prev->child->string) :
1004: term_len(p, 5));
1005: return(1);
1006: }
1007:
1.125 kristaps 1008: if (NULL == n->child && NULL == m->name)
1.164 schwarze 1009: return(0);
1.125 kristaps 1010:
1.177 schwarze 1011: if (MDOC_HEAD == n->type)
1012: synopsis_pre(p, n->parent);
1.102 kristaps 1013:
1.164 schwarze 1014: if (MDOC_HEAD == n->type && n->next->child) {
1.185 schwarze 1015: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1016: p->rmargin = p->offset + term_len(p, 1);
1017: if (NULL == n->child) {
1018: p->rmargin += term_strlen(p, m->name);
1019: } else if (MDOC_TEXT == n->child->type) {
1020: p->rmargin += term_strlen(p, n->child->string);
1021: if (n->child->next)
1022: p->flags |= TERMP_HANG;
1023: } else {
1024: p->rmargin += term_len(p, 5);
1025: p->flags |= TERMP_HANG;
1026: }
1.164 schwarze 1027: }
1028:
1.102 kristaps 1029: term_fontpush(p, TERMFONT_BOLD);
1.86 kristaps 1030: if (NULL == n->child)
1031: term_word(p, m->name);
1.1 kristaps 1032: return(1);
1033: }
1034:
1035:
1.164 schwarze 1036: /* ARGSUSED */
1037: static void
1038: termp_nm_post(DECL_ARGS)
1039: {
1040:
1041: if (MDOC_HEAD == n->type && n->next->child) {
1042: term_flushln(p);
1043: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234 ! schwarze 1044: } else if (MDOC_BODY == n->type && n->child)
1.164 schwarze 1045: term_flushln(p);
1046: }
1047:
1048:
1.1 kristaps 1049: /* ARGSUSED */
1050: static int
1051: termp_fl_pre(DECL_ARGS)
1052: {
1053:
1.102 kristaps 1054: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1055: term_word(p, "\\-");
1.103 kristaps 1056:
1057: if (n->child)
1.114 kristaps 1058: p->flags |= TERMP_NOSPACE;
1059: else if (n->next && n->next->line == n->line)
1.103 kristaps 1060: p->flags |= TERMP_NOSPACE;
1061:
1.1 kristaps 1062: return(1);
1063: }
1064:
1065:
1066: /* ARGSUSED */
1067: static int
1.184 kristaps 1068: termp__a_pre(DECL_ARGS)
1069: {
1070:
1071: if (n->prev && MDOC__A == n->prev->tok)
1072: if (NULL == n->next || MDOC__A != n->next->tok)
1073: term_word(p, "and");
1074:
1075: return(1);
1076: }
1077:
1078:
1079: /* ARGSUSED */
1080: static int
1.61 kristaps 1081: termp_an_pre(DECL_ARGS)
1082: {
1083:
1.86 kristaps 1084: if (NULL == n->child)
1.61 kristaps 1085: return(1);
1086:
1087: /*
1.85 kristaps 1088: * If not in the AUTHORS section, `An -split' will cause
1089: * newlines to occur before the author name. If in the AUTHORS
1090: * section, by default, the first `An' invocation is nosplit,
1091: * then all subsequent ones, regardless of whether interspersed
1092: * with other macros/text, are split. -split, in this case,
1093: * will override the condition of the implied first -nosplit.
1.61 kristaps 1094: */
1095:
1.86 kristaps 1096: if (n->sec == SEC_AUTHORS) {
1.61 kristaps 1097: if ( ! (TERMP_ANPREC & p->flags)) {
1098: if (TERMP_SPLIT & p->flags)
1099: term_newln(p);
1100: return(1);
1101: }
1102: if (TERMP_NOSPLIT & p->flags)
1103: return(1);
1104: term_newln(p);
1105: return(1);
1106: }
1107:
1108: if (TERMP_SPLIT & p->flags)
1109: term_newln(p);
1110:
1111: return(1);
1112: }
1113:
1114:
1115: /* ARGSUSED */
1116: static void
1117: termp_an_post(DECL_ARGS)
1118: {
1119:
1.86 kristaps 1120: if (n->child) {
1121: if (SEC_AUTHORS == n->sec)
1.61 kristaps 1122: p->flags |= TERMP_ANPREC;
1123: return;
1124: }
1125:
1.202 kristaps 1126: if (AUTH_split == n->norm->An.auth) {
1.61 kristaps 1127: p->flags &= ~TERMP_NOSPLIT;
1128: p->flags |= TERMP_SPLIT;
1.202 kristaps 1129: } else if (AUTH_nosplit == n->norm->An.auth) {
1.61 kristaps 1130: p->flags &= ~TERMP_SPLIT;
1131: p->flags |= TERMP_NOSPLIT;
1132: }
1133:
1134: }
1135:
1136:
1137: /* ARGSUSED */
1138: static int
1.1 kristaps 1139: termp_ns_pre(DECL_ARGS)
1140: {
1141:
1.215 kristaps 1142: if ( ! (MDOC_LINE & n->flags))
1143: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1144: return(1);
1145: }
1146:
1147:
1148: /* ARGSUSED */
1149: static int
1150: termp_rs_pre(DECL_ARGS)
1151: {
1152:
1.86 kristaps 1153: if (SEC_SEE_ALSO != n->sec)
1.80 kristaps 1154: return(1);
1.86 kristaps 1155: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1156: term_vspace(p);
1157: return(1);
1158: }
1159:
1160:
1161: /* ARGSUSED */
1162: static int
1163: termp_rv_pre(DECL_ARGS)
1164: {
1.223 kristaps 1165: int nchild;
1.1 kristaps 1166:
1167: term_newln(p);
1168: term_word(p, "The");
1169:
1.223 kristaps 1170: nchild = n->nchild;
1171: for (n = n->child; n; n = n->next) {
1.102 kristaps 1172: term_fontpush(p, TERMFONT_BOLD);
1.223 kristaps 1173: term_word(p, n->string);
1.102 kristaps 1174: term_fontpop(p);
1.224 kristaps 1175:
1.68 kristaps 1176: p->flags |= TERMP_NOSPACE;
1.223 kristaps 1177: term_word(p, "()");
1178:
1179: if (nchild > 2 && n->next) {
1180: p->flags |= TERMP_NOSPACE;
1181: term_word(p, ",");
1182: }
1183:
1184: if (n->next && NULL == n->next->next)
1185: term_word(p, "and");
1.68 kristaps 1186: }
1187:
1.223 kristaps 1188: if (nchild > 1)
1.68 kristaps 1189: term_word(p, "functions return");
1190: else
1191: term_word(p, "function returns");
1.1 kristaps 1192:
1.68 kristaps 1193: term_word(p, "the value 0 if successful; otherwise the value "
1194: "-1 is returned and the global variable");
1.1 kristaps 1195:
1.102 kristaps 1196: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1197: term_word(p, "errno");
1.102 kristaps 1198: term_fontpop(p);
1.1 kristaps 1199:
1200: term_word(p, "is set to indicate the error.");
1.131 kristaps 1201: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1202:
1.68 kristaps 1203: return(0);
1.1 kristaps 1204: }
1205:
1206:
1207: /* ARGSUSED */
1208: static int
1209: termp_ex_pre(DECL_ARGS)
1210: {
1.224 kristaps 1211: int nchild;
1.1 kristaps 1212:
1.224 kristaps 1213: term_newln(p);
1.68 kristaps 1214: term_word(p, "The");
1.1 kristaps 1215:
1.224 kristaps 1216: nchild = n->nchild;
1217: for (n = n->child; n; n = n->next) {
1.102 kristaps 1218: term_fontpush(p, TERMFONT_BOLD);
1.224 kristaps 1219: term_word(p, n->string);
1.102 kristaps 1220: term_fontpop(p);
1.224 kristaps 1221:
1222: if (nchild > 2 && n->next) {
1223: p->flags |= TERMP_NOSPACE;
1.68 kristaps 1224: term_word(p, ",");
1.224 kristaps 1225: }
1226:
1227: if (n->next && NULL == n->next->next)
1228: term_word(p, "and");
1.68 kristaps 1229: }
1230:
1.224 kristaps 1231: if (nchild > 1)
1.68 kristaps 1232: term_word(p, "utilities exit");
1233: else
1234: term_word(p, "utility exits");
1235:
1236: term_word(p, "0 on success, and >0 if an error occurs.");
1.224 kristaps 1237:
1.131 kristaps 1238: p->flags |= TERMP_SENTENCE;
1.68 kristaps 1239: return(0);
1.1 kristaps 1240: }
1241:
1242:
1243: /* ARGSUSED */
1244: static int
1245: termp_nd_pre(DECL_ARGS)
1246: {
1.25 kristaps 1247:
1.86 kristaps 1248: if (MDOC_BODY != n->type)
1.25 kristaps 1249: return(1);
1.30 kristaps 1250:
1.27 kristaps 1251: #if defined(__OpenBSD__) || defined(__linux__)
1.41 kristaps 1252: term_word(p, "\\(en");
1.23 kristaps 1253: #else
1254: term_word(p, "\\(em");
1255: #endif
1.1 kristaps 1256: return(1);
1.115 kristaps 1257: }
1258:
1259:
1260: /* ARGSUSED */
1261: static int
1262: termp_bl_pre(DECL_ARGS)
1263: {
1264:
1265: return(MDOC_HEAD != n->type);
1.1 kristaps 1266: }
1267:
1268:
1269: /* ARGSUSED */
1270: static void
1271: termp_bl_post(DECL_ARGS)
1272: {
1273:
1.86 kristaps 1274: if (MDOC_BLOCK == n->type)
1.1 kristaps 1275: term_newln(p);
1276: }
1277:
1278: /* ARGSUSED */
1279: static int
1280: termp_xr_pre(DECL_ARGS)
1281: {
1282:
1.225 kristaps 1283: if (NULL == (n = n->child))
1.113 kristaps 1284: return(0);
1285:
1.225 kristaps 1286: assert(MDOC_TEXT == n->type);
1287: term_word(p, n->string);
1.11 kristaps 1288:
1.225 kristaps 1289: if (NULL == (n = n->next))
1.1 kristaps 1290: return(0);
1.225 kristaps 1291:
1.1 kristaps 1292: p->flags |= TERMP_NOSPACE;
1293: term_word(p, "(");
1.222 kristaps 1294: p->flags |= TERMP_NOSPACE;
1.225 kristaps 1295:
1296: assert(MDOC_TEXT == n->type);
1297: term_word(p, n->string);
1298:
1.222 kristaps 1299: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1300: term_word(p, ")");
1.86 kristaps 1301:
1.1 kristaps 1302: return(0);
1303: }
1304:
1.143 kristaps 1305: /*
1306: * This decides how to assert whitespace before any of the SYNOPSIS set
1307: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1308: * macro combos).
1309: */
1310: static void
1311: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1312: {
1313: /*
1314: * Obviously, if we're not in a SYNOPSIS or no prior macros
1315: * exist, do nothing.
1316: */
1.160 kristaps 1317: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143 kristaps 1318: return;
1319:
1320: /*
1321: * If we're the second in a pair of like elements, emit our
1322: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1323: * case we soldier on.
1324: */
1325: if (n->prev->tok == n->tok &&
1326: MDOC_Ft != n->tok &&
1327: MDOC_Fo != n->tok &&
1328: MDOC_Fn != n->tok) {
1329: term_newln(p);
1330: return;
1331: }
1332:
1333: /*
1334: * If we're one of the SYNOPSIS set and non-like pair-wise after
1335: * another (or Fn/Fo, which we've let slip through) then assert
1336: * vertical space, else only newline and move on.
1337: */
1338: switch (n->prev->tok) {
1339: case (MDOC_Fd):
1340: /* FALLTHROUGH */
1341: case (MDOC_Fn):
1342: /* FALLTHROUGH */
1343: case (MDOC_Fo):
1344: /* FALLTHROUGH */
1345: case (MDOC_In):
1346: /* FALLTHROUGH */
1347: case (MDOC_Vt):
1348: term_vspace(p);
1349: break;
1350: case (MDOC_Ft):
1351: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1352: term_vspace(p);
1353: break;
1354: }
1355: /* FALLTHROUGH */
1356: default:
1357: term_newln(p);
1358: break;
1359: }
1360: }
1361:
1362:
1.110 kristaps 1363: static int
1364: termp_vt_pre(DECL_ARGS)
1365: {
1366:
1.143 kristaps 1367: if (MDOC_ELEM == n->type) {
1368: synopsis_pre(p, n);
1.110 kristaps 1369: return(termp_under_pre(p, pair, m, n));
1.143 kristaps 1370: } else if (MDOC_BLOCK == n->type) {
1371: synopsis_pre(p, n);
1372: return(1);
1373: } else if (MDOC_HEAD == n->type)
1.110 kristaps 1374: return(0);
1375:
1376: return(termp_under_pre(p, pair, m, n));
1377: }
1378:
1379:
1.1 kristaps 1380: /* ARGSUSED */
1381: static int
1.69 kristaps 1382: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1383: {
1384:
1.102 kristaps 1385: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1386: return(1);
1387: }
1388:
1389:
1390: /* ARGSUSED */
1.143 kristaps 1391: static int
1392: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1393: {
1394:
1.143 kristaps 1395: synopsis_pre(p, n);
1396: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1397: }
1398:
1399:
1400: /* ARGSUSED */
1401: static int
1402: termp_sh_pre(DECL_ARGS)
1403: {
1.85 kristaps 1404:
1405: /* No vspace between consecutive `Sh' calls. */
1406:
1.86 kristaps 1407: switch (n->type) {
1.65 kristaps 1408: case (MDOC_BLOCK):
1.86 kristaps 1409: if (n->prev && MDOC_Sh == n->prev->tok)
1410: if (NULL == n->prev->body->child)
1.65 kristaps 1411: break;
1412: term_vspace(p);
1413: break;
1.1 kristaps 1414: case (MDOC_HEAD):
1.102 kristaps 1415: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1416: break;
1417: case (MDOC_BODY):
1.157 kristaps 1418: p->offset = term_len(p, INDENT);
1.1 kristaps 1419: break;
1420: default:
1421: break;
1422: }
1423: return(1);
1424: }
1425:
1426:
1427: /* ARGSUSED */
1428: static void
1429: termp_sh_post(DECL_ARGS)
1430: {
1431:
1.86 kristaps 1432: switch (n->type) {
1.1 kristaps 1433: case (MDOC_HEAD):
1434: term_newln(p);
1435: break;
1436: case (MDOC_BODY):
1437: term_newln(p);
1438: p->offset = 0;
1439: break;
1440: default:
1441: break;
1442: }
1443: }
1444:
1445:
1446: /* ARGSUSED */
1447: static int
1448: termp_bt_pre(DECL_ARGS)
1449: {
1450:
1451: term_word(p, "is currently in beta test.");
1.131 kristaps 1452: p->flags |= TERMP_SENTENCE;
1.81 kristaps 1453: return(0);
1.1 kristaps 1454: }
1455:
1456:
1457: /* ARGSUSED */
1458: static void
1459: termp_lb_post(DECL_ARGS)
1460: {
1461:
1.122 kristaps 1462: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81 kristaps 1463: term_newln(p);
1.1 kristaps 1464: }
1465:
1466:
1467: /* ARGSUSED */
1468: static int
1469: termp_ud_pre(DECL_ARGS)
1470: {
1471:
1472: term_word(p, "currently under development.");
1.131 kristaps 1473: p->flags |= TERMP_SENTENCE;
1.86 kristaps 1474: return(0);
1.1 kristaps 1475: }
1476:
1477:
1478: /* ARGSUSED */
1479: static int
1480: termp_d1_pre(DECL_ARGS)
1481: {
1482:
1.86 kristaps 1483: if (MDOC_BLOCK != n->type)
1.1 kristaps 1484: return(1);
1485: term_newln(p);
1.157 kristaps 1486: p->offset += term_len(p, (INDENT + 1));
1.1 kristaps 1487: return(1);
1488: }
1489:
1490:
1491: /* ARGSUSED */
1492: static void
1493: termp_d1_post(DECL_ARGS)
1494: {
1495:
1.86 kristaps 1496: if (MDOC_BLOCK != n->type)
1.1 kristaps 1497: return;
1498: term_newln(p);
1499: }
1500:
1501:
1502: /* ARGSUSED */
1503: static int
1504: termp_ft_pre(DECL_ARGS)
1505: {
1506:
1.141 kristaps 1507: /* NB: MDOC_LINE does not effect this! */
1.143 kristaps 1508: synopsis_pre(p, n);
1.102 kristaps 1509: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1510: return(1);
1511: }
1512:
1513:
1514: /* ARGSUSED */
1515: static int
1516: termp_fn_pre(DECL_ARGS)
1517: {
1.226 kristaps 1518: int pretty;
1519:
1520: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1521:
1.143 kristaps 1522: synopsis_pre(p, n);
1.139 kristaps 1523:
1.226 kristaps 1524: if (NULL == (n = n->child))
1525: return(0);
1526:
1527: assert(MDOC_TEXT == n->type);
1.102 kristaps 1528: term_fontpush(p, TERMFONT_BOLD);
1.226 kristaps 1529: term_word(p, n->string);
1.102 kristaps 1530: term_fontpop(p);
1.1 kristaps 1531:
1532: p->flags |= TERMP_NOSPACE;
1533: term_word(p, "(");
1.222 kristaps 1534: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1535:
1.226 kristaps 1536: for (n = n->next; n; n = n->next) {
1537: assert(MDOC_TEXT == n->type);
1.102 kristaps 1538: term_fontpush(p, TERMFONT_UNDER);
1.226 kristaps 1539: term_word(p, n->string);
1.102 kristaps 1540: term_fontpop(p);
1541:
1.226 kristaps 1542: if (n->next) {
1.222 kristaps 1543: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1544: term_word(p, ",");
1.222 kristaps 1545: }
1.1 kristaps 1546: }
1547:
1.222 kristaps 1548: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1549: term_word(p, ")");
1550:
1.226 kristaps 1551: if (pretty) {
1.222 kristaps 1552: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1553: term_word(p, ";");
1.222 kristaps 1554: }
1.1 kristaps 1555:
1556: return(0);
1557: }
1558:
1559:
1560: /* ARGSUSED */
1561: static int
1562: termp_fa_pre(DECL_ARGS)
1563: {
1.86 kristaps 1564: const struct mdoc_node *nn;
1.1 kristaps 1565:
1.86 kristaps 1566: if (n->parent->tok != MDOC_Fo) {
1.102 kristaps 1567: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1568: return(1);
1569: }
1570:
1.86 kristaps 1571: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1572: term_fontpush(p, TERMFONT_UNDER);
1.86 kristaps 1573: term_word(p, nn->string);
1.102 kristaps 1574: term_fontpop(p);
1575:
1.222 kristaps 1576: if (nn->next) {
1577: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1578: term_word(p, ",");
1.222 kristaps 1579: }
1.1 kristaps 1580: }
1581:
1.222 kristaps 1582: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1583: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1584: term_word(p, ",");
1.222 kristaps 1585: }
1.1 kristaps 1586:
1587: return(0);
1588: }
1589:
1590:
1591: /* ARGSUSED */
1592: static int
1593: termp_bd_pre(DECL_ARGS)
1594: {
1.179 kristaps 1595: size_t tabwidth, rm, rmax;
1.85 kristaps 1596: const struct mdoc_node *nn;
1.1 kristaps 1597:
1.86 kristaps 1598: if (MDOC_BLOCK == n->type) {
1.151 kristaps 1599: print_bvspace(p, n, n);
1.54 kristaps 1600: return(1);
1.116 kristaps 1601: } else if (MDOC_HEAD == n->type)
1602: return(0);
1.1 kristaps 1603:
1.202 kristaps 1604: if (n->norm->Bd.offs)
1605: p->offset += a2offs(p, n->norm->Bd.offs);
1.85 kristaps 1606:
1607: /*
1608: * If -ragged or -filled are specified, the block does nothing
1609: * but change the indentation. If -unfilled or -literal are
1610: * specified, text is printed exactly as entered in the display:
1611: * for macro lines, a newline is appended to the line. Blank
1612: * lines are allowed.
1613: */
1.60 kristaps 1614:
1.202 kristaps 1615: if (DISP_literal != n->norm->Bd.type &&
1616: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1617: return(1);
1618:
1.129 schwarze 1619: tabwidth = p->tabwidth;
1.208 kristaps 1620: if (DISP_literal == n->norm->Bd.type)
1621: p->tabwidth = term_len(p, 8);
1622:
1.119 kristaps 1623: rm = p->rmargin;
1624: rmax = p->maxrmargin;
1.120 kristaps 1625: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1626:
1.86 kristaps 1627: for (nn = n->child; nn; nn = nn->next) {
1.102 kristaps 1628: print_mdoc_node(p, pair, m, nn);
1.190 kristaps 1629: /*
1630: * If the printed node flushes its own line, then we
1631: * needn't do it here as well. This is hacky, but the
1632: * notion of selective eoln whitespace is pretty dumb
1633: * anyway, so don't sweat it.
1634: */
1635: switch (nn->tok) {
1.193 kristaps 1636: case (MDOC_Sm):
1637: /* FALLTHROUGH */
1.190 kristaps 1638: case (MDOC_br):
1639: /* FALLTHROUGH */
1640: case (MDOC_sp):
1641: /* FALLTHROUGH */
1642: case (MDOC_Bl):
1.196 kristaps 1643: /* FALLTHROUGH */
1644: case (MDOC_D1):
1645: /* FALLTHROUGH */
1646: case (MDOC_Dl):
1.190 kristaps 1647: /* FALLTHROUGH */
1648: case (MDOC_Lp):
1649: /* FALLTHROUGH */
1650: case (MDOC_Pp):
1651: continue;
1652: default:
1653: break;
1654: }
1.180 schwarze 1655: if (nn->next && nn->next->line == nn->line)
1656: continue;
1657: term_flushln(p);
1658: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1659: }
1.147 kristaps 1660:
1.129 schwarze 1661: p->tabwidth = tabwidth;
1.119 kristaps 1662: p->rmargin = rm;
1663: p->maxrmargin = rmax;
1.1 kristaps 1664: return(0);
1665: }
1666:
1667:
1668: /* ARGSUSED */
1669: static void
1670: termp_bd_post(DECL_ARGS)
1671: {
1.119 kristaps 1672: size_t rm, rmax;
1.1 kristaps 1673:
1.86 kristaps 1674: if (MDOC_BODY != n->type)
1.1 kristaps 1675: return;
1.118 kristaps 1676:
1.119 kristaps 1677: rm = p->rmargin;
1678: rmax = p->maxrmargin;
1.118 kristaps 1679:
1.202 kristaps 1680: if (DISP_literal == n->norm->Bd.type ||
1681: DISP_unfilled == n->norm->Bd.type)
1.120 kristaps 1682: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118 kristaps 1683:
1.60 kristaps 1684: p->flags |= TERMP_NOSPACE;
1.130 schwarze 1685: term_newln(p);
1.118 kristaps 1686:
1.119 kristaps 1687: p->rmargin = rm;
1688: p->maxrmargin = rmax;
1.1 kristaps 1689: }
1690:
1691:
1692: /* ARGSUSED */
1.211 kristaps 1693: static int
1694: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1695: {
1696:
1.211 kristaps 1697: if (NULL != (n = n->child)) {
1698: term_word(p, n->string);
1699: p->flags |= TERMP_NOSPACE;
1700: term_word(p, "BSD");
1701: } else {
1702: term_word(p, "BSD");
1703: return(0);
1704: }
1705:
1706: if (NULL != (n = n->next)) {
1707: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1708: term_word(p, "-");
1.1 kristaps 1709: p->flags |= TERMP_NOSPACE;
1.213 kristaps 1710: term_word(p, n->string);
1.211 kristaps 1711: }
1712:
1713: return(0);
1.1 kristaps 1714: }
1715:
1716:
1717: /* ARGSUSED */
1718: static int
1.26 kristaps 1719: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1720: {
1.26 kristaps 1721: const char *pp;
1.218 schwarze 1722: int flags;
1.1 kristaps 1723:
1.26 kristaps 1724: pp = NULL;
1.86 kristaps 1725: switch (n->tok) {
1.26 kristaps 1726: case (MDOC_Bsx):
1.194 schwarze 1727: pp = "BSD/OS";
1.26 kristaps 1728: break;
1729: case (MDOC_Dx):
1.100 kristaps 1730: pp = "DragonFly";
1.26 kristaps 1731: break;
1732: case (MDOC_Fx):
1733: pp = "FreeBSD";
1734: break;
1735: case (MDOC_Nx):
1736: pp = "NetBSD";
1737: break;
1738: case (MDOC_Ox):
1739: pp = "OpenBSD";
1740: break;
1741: case (MDOC_Ux):
1742: pp = "UNIX";
1743: break;
1744: default:
1745: break;
1746: }
1.1 kristaps 1747:
1.26 kristaps 1748: term_word(p, pp);
1.214 kristaps 1749: if (n->child) {
1.218 schwarze 1750: flags = p->flags;
1.214 kristaps 1751: p->flags |= TERMP_KEEP;
1752: term_word(p, n->child->string);
1.218 schwarze 1753: p->flags = flags;
1.214 kristaps 1754: }
1755: return(0);
1.1 kristaps 1756: }
1757:
1758:
1759: /* ARGSUSED */
1760: static int
1.192 schwarze 1761: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1762: {
1763:
1764: p->flags |= TERMP_IGNDELIM;
1765: return(1);
1766: }
1767:
1768:
1769: /* ARGSUSED */
1770: static void
1771: termp_pf_post(DECL_ARGS)
1772: {
1773:
1774: p->flags |= TERMP_NOSPACE;
1775: }
1776:
1777:
1778: /* ARGSUSED */
1779: static int
1780: termp_ss_pre(DECL_ARGS)
1781: {
1782:
1.86 kristaps 1783: switch (n->type) {
1.1 kristaps 1784: case (MDOC_BLOCK):
1785: term_newln(p);
1.86 kristaps 1786: if (n->prev)
1.1 kristaps 1787: term_vspace(p);
1788: break;
1789: case (MDOC_HEAD):
1.102 kristaps 1790: term_fontpush(p, TERMFONT_BOLD);
1.157 kristaps 1791: p->offset = term_len(p, HALFINDENT);
1.1 kristaps 1792: break;
1793: default:
1794: break;
1795: }
1796:
1797: return(1);
1798: }
1799:
1800:
1801: /* ARGSUSED */
1802: static void
1803: termp_ss_post(DECL_ARGS)
1804: {
1805:
1.86 kristaps 1806: if (MDOC_HEAD == n->type)
1.1 kristaps 1807: term_newln(p);
1808: }
1809:
1810:
1811: /* ARGSUSED */
1812: static int
1813: termp_cd_pre(DECL_ARGS)
1814: {
1815:
1.143 kristaps 1816: synopsis_pre(p, n);
1.102 kristaps 1817: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1818: return(1);
1819: }
1820:
1821:
1822: /* ARGSUSED */
1823: static int
1824: termp_in_pre(DECL_ARGS)
1825: {
1.142 schwarze 1826:
1.143 kristaps 1827: synopsis_pre(p, n);
1.1 kristaps 1828:
1.160 kristaps 1829: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138 kristaps 1830: term_fontpush(p, TERMFONT_BOLD);
1.22 kristaps 1831: term_word(p, "#include");
1.138 kristaps 1832: term_word(p, "<");
1833: } else {
1834: term_word(p, "<");
1835: term_fontpush(p, TERMFONT_UNDER);
1836: }
1.22 kristaps 1837:
1.1 kristaps 1838: p->flags |= TERMP_NOSPACE;
1839: return(1);
1840: }
1841:
1842:
1843: /* ARGSUSED */
1844: static void
1845: termp_in_post(DECL_ARGS)
1846: {
1847:
1.160 kristaps 1848: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1849: term_fontpush(p, TERMFONT_BOLD);
1850:
1.79 kristaps 1851: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1852: term_word(p, ">");
1853:
1.160 kristaps 1854: if (MDOC_SYNPRETTY & n->flags)
1.138 kristaps 1855: term_fontpop(p);
1.1 kristaps 1856: }
1857:
1858:
1859: /* ARGSUSED */
1860: static int
1.45 kristaps 1861: termp_sp_pre(DECL_ARGS)
1862: {
1.91 kristaps 1863: size_t i, len;
1.45 kristaps 1864:
1.86 kristaps 1865: switch (n->tok) {
1.76 kristaps 1866: case (MDOC_sp):
1.157 kristaps 1867: len = n->child ? a2height(p, n->child->string) : 1;
1.76 kristaps 1868: break;
1869: case (MDOC_br):
1870: len = 0;
1871: break;
1872: default:
1873: len = 1;
1874: break;
1.45 kristaps 1875: }
1876:
1877: if (0 == len)
1878: term_newln(p);
1879: for (i = 0; i < len; i++)
1880: term_vspace(p);
1881:
1882: return(0);
1883: }
1884:
1885:
1.189 kristaps 1886: /* ARGSUSED */
1.45 kristaps 1887: static int
1.188 kristaps 1888: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1889: {
1890:
1.203 kristaps 1891: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1892: return(1);
1893:
1.188 kristaps 1894: switch (n->tok) {
1895: case (MDOC_Ao):
1896: /* FALLTHROUGH */
1897: case (MDOC_Aq):
1898: term_word(p, "<");
1899: break;
1900: case (MDOC_Bro):
1901: /* FALLTHROUGH */
1902: case (MDOC_Brq):
1903: term_word(p, "{");
1904: break;
1905: case (MDOC_Oo):
1906: /* FALLTHROUGH */
1907: case (MDOC_Op):
1908: /* FALLTHROUGH */
1909: case (MDOC_Bo):
1910: /* FALLTHROUGH */
1911: case (MDOC_Bq):
1912: term_word(p, "[");
1913: break;
1914: case (MDOC_Do):
1915: /* FALLTHROUGH */
1916: case (MDOC_Dq):
1917: term_word(p, "``");
1918: break;
1919: case (MDOC_Po):
1920: /* FALLTHROUGH */
1921: case (MDOC_Pq):
1922: term_word(p, "(");
1923: break;
1.205 kristaps 1924: case (MDOC__T):
1925: /* FALLTHROUGH */
1.188 kristaps 1926: case (MDOC_Qo):
1927: /* FALLTHROUGH */
1928: case (MDOC_Qq):
1929: term_word(p, "\"");
1930: break;
1931: case (MDOC_Ql):
1932: /* FALLTHROUGH */
1933: case (MDOC_So):
1934: /* FALLTHROUGH */
1935: case (MDOC_Sq):
1936: term_word(p, "`");
1937: break;
1938: default:
1939: abort();
1940: /* NOTREACHED */
1941: }
1.1 kristaps 1942:
1943: p->flags |= TERMP_NOSPACE;
1944: return(1);
1945: }
1946:
1947:
1.189 kristaps 1948: /* ARGSUSED */
1.1 kristaps 1949: static void
1.188 kristaps 1950: termp_quote_post(DECL_ARGS)
1.1 kristaps 1951: {
1952:
1.203 kristaps 1953: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1954: return;
1955:
1956: p->flags |= TERMP_NOSPACE;
1957:
1.188 kristaps 1958: switch (n->tok) {
1959: case (MDOC_Ao):
1960: /* FALLTHROUGH */
1961: case (MDOC_Aq):
1962: term_word(p, ">");
1963: break;
1964: case (MDOC_Bro):
1965: /* FALLTHROUGH */
1966: case (MDOC_Brq):
1967: term_word(p, "}");
1968: break;
1969: case (MDOC_Oo):
1970: /* FALLTHROUGH */
1971: case (MDOC_Op):
1972: /* FALLTHROUGH */
1973: case (MDOC_Bo):
1974: /* FALLTHROUGH */
1975: case (MDOC_Bq):
1976: term_word(p, "]");
1977: break;
1978: case (MDOC_Do):
1979: /* FALLTHROUGH */
1980: case (MDOC_Dq):
1981: term_word(p, "''");
1982: break;
1983: case (MDOC_Po):
1984: /* FALLTHROUGH */
1985: case (MDOC_Pq):
1986: term_word(p, ")");
1987: break;
1.205 kristaps 1988: case (MDOC__T):
1989: /* FALLTHROUGH */
1.188 kristaps 1990: case (MDOC_Qo):
1991: /* FALLTHROUGH */
1992: case (MDOC_Qq):
1993: term_word(p, "\"");
1994: break;
1995: case (MDOC_Ql):
1996: /* FALLTHROUGH */
1997: case (MDOC_So):
1998: /* FALLTHROUGH */
1999: case (MDOC_Sq):
2000: term_word(p, "'");
2001: break;
2002: default:
2003: abort();
2004: /* NOTREACHED */
2005: }
1.1 kristaps 2006: }
2007:
2008:
2009: /* ARGSUSED */
2010: static int
2011: termp_fo_pre(DECL_ARGS)
2012: {
2013:
1.141 kristaps 2014: if (MDOC_BLOCK == n->type) {
1.143 kristaps 2015: synopsis_pre(p, n);
1.141 kristaps 2016: return(1);
2017: } else if (MDOC_BODY == n->type) {
1.33 kristaps 2018: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2019: term_word(p, "(");
1.222 kristaps 2020: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2021: return(1);
1.141 kristaps 2022: }
2023:
1.169 kristaps 2024: if (NULL == n->child)
2025: return(0);
2026:
1.141 kristaps 2027: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2028:
1.141 kristaps 2029: assert(n->child->string);
1.102 kristaps 2030: term_fontpush(p, TERMFONT_BOLD);
1.141 kristaps 2031: term_word(p, n->child->string);
1.1 kristaps 2032: return(0);
2033: }
2034:
2035:
2036: /* ARGSUSED */
2037: static void
2038: termp_fo_post(DECL_ARGS)
2039: {
2040:
1.143 kristaps 2041: if (MDOC_BODY != n->type)
2042: return;
2043:
1.222 kristaps 2044: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2045: term_word(p, ")");
2046:
1.222 kristaps 2047: if (MDOC_SYNPRETTY & n->flags) {
2048: p->flags |= TERMP_NOSPACE;
1.143 kristaps 2049: term_word(p, ";");
1.222 kristaps 2050: }
1.1 kristaps 2051: }
2052:
2053:
2054: /* ARGSUSED */
2055: static int
2056: termp_bf_pre(DECL_ARGS)
2057: {
2058:
1.86 kristaps 2059: if (MDOC_HEAD == n->type)
1.1 kristaps 2060: return(0);
1.86 kristaps 2061: else if (MDOC_BLOCK != n->type)
1.1 kristaps 2062: return(1);
2063:
1.202 kristaps 2064: if (FONT_Em == n->norm->Bf.font)
1.102 kristaps 2065: term_fontpush(p, TERMFONT_UNDER);
1.202 kristaps 2066: else if (FONT_Sy == n->norm->Bf.font)
1.102 kristaps 2067: term_fontpush(p, TERMFONT_BOLD);
1.167 kristaps 2068: else
1.102 kristaps 2069: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2070:
2071: return(1);
2072: }
2073:
2074:
2075: /* ARGSUSED */
2076: static int
2077: termp_sm_pre(DECL_ARGS)
2078: {
2079:
1.86 kristaps 2080: assert(n->child && MDOC_TEXT == n->child->type);
1.174 schwarze 2081: if (0 == strcmp("on", n->child->string)) {
2082: if (p->col)
2083: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2084: p->flags &= ~TERMP_NONOSPACE;
1.174 schwarze 2085: } else
1.1 kristaps 2086: p->flags |= TERMP_NONOSPACE;
2087:
2088: return(0);
2089: }
2090:
2091:
2092: /* ARGSUSED */
2093: static int
2094: termp_ap_pre(DECL_ARGS)
2095: {
2096:
2097: p->flags |= TERMP_NOSPACE;
1.188 kristaps 2098: term_word(p, "'");
1.1 kristaps 2099: p->flags |= TERMP_NOSPACE;
2100: return(1);
2101: }
2102:
2103:
2104: /* ARGSUSED */
2105: static void
2106: termp____post(DECL_ARGS)
2107: {
1.184 kristaps 2108:
2109: /*
2110: * Handle lists of authors. In general, print each followed by
2111: * a comma. Don't print the comma if there are only two
2112: * authors.
2113: */
2114: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2115: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2116: if (NULL == n->prev || MDOC__A != n->prev->tok)
2117: return;
1.1 kristaps 2118:
1.95 kristaps 2119: /* TODO: %U. */
2120:
1.187 kristaps 2121: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2122: return;
2123:
1.222 kristaps 2124: p->flags |= TERMP_NOSPACE;
1.186 kristaps 2125: if (NULL == n->next) {
2126: term_word(p, ".");
2127: p->flags |= TERMP_SENTENCE;
2128: } else
2129: term_word(p, ",");
1.1 kristaps 2130: }
2131:
2132:
2133: /* ARGSUSED */
2134: static int
1.102 kristaps 2135: termp_li_pre(DECL_ARGS)
2136: {
2137:
2138: term_fontpush(p, TERMFONT_NONE);
2139: return(1);
2140: }
2141:
2142:
2143: /* ARGSUSED */
2144: static int
1.1 kristaps 2145: termp_lk_pre(DECL_ARGS)
2146: {
1.181 kristaps 2147: const struct mdoc_node *nn, *sv;
1.1 kristaps 2148:
1.102 kristaps 2149: term_fontpush(p, TERMFONT_UNDER);
1.181 kristaps 2150:
2151: nn = sv = n->child;
1.96 kristaps 2152:
1.195 kristaps 2153: if (NULL == nn || NULL == nn->next)
1.12 kristaps 2154: return(1);
2155:
1.181 kristaps 2156: for (nn = nn->next; nn; nn = nn->next)
2157: term_word(p, nn->string);
2158:
1.102 kristaps 2159: term_fontpop(p);
1.96 kristaps 2160:
1.222 kristaps 2161: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2162: term_word(p, ":");
2163:
1.102 kristaps 2164: term_fontpush(p, TERMFONT_BOLD);
1.181 kristaps 2165: term_word(p, sv->string);
1.102 kristaps 2166: term_fontpop(p);
1.12 kristaps 2167:
1.1 kristaps 2168: return(0);
2169: }
2170:
1.159 schwarze 2171:
2172: /* ARGSUSED */
2173: static int
2174: termp_bk_pre(DECL_ARGS)
2175: {
2176:
1.161 schwarze 2177: switch (n->type) {
2178: case (MDOC_BLOCK):
1.166 kristaps 2179: break;
1.161 schwarze 2180: case (MDOC_HEAD):
2181: return(0);
2182: case (MDOC_BODY):
1.200 schwarze 2183: if (n->parent->args || 0 == n->prev->nchild)
2184: p->flags |= TERMP_PREKEEP;
1.166 kristaps 2185: break;
1.161 schwarze 2186: default:
2187: abort();
1.166 kristaps 2188: /* NOTREACHED */
1.161 schwarze 2189: }
1.166 kristaps 2190:
2191: return(1);
1.159 schwarze 2192: }
2193:
2194:
2195: /* ARGSUSED */
2196: static void
2197: termp_bk_post(DECL_ARGS)
2198: {
2199:
1.161 schwarze 2200: if (MDOC_BODY == n->type)
2201: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203 kristaps 2202: }
2203:
2204: /* ARGSUSED */
2205: static void
2206: termp__t_post(DECL_ARGS)
2207: {
2208:
2209: /*
2210: * If we're in an `Rs' and there's a journal present, then quote
2211: * us instead of underlining us (for disambiguation).
2212: */
1.217 schwarze 2213: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2214: n->parent->norm->Rs.quote_T)
1.203 kristaps 2215: termp_quote_post(p, pair, m, n);
2216:
2217: termp____post(p, pair, m, n);
2218: }
2219:
2220: /* ARGSUSED */
2221: static int
2222: termp__t_pre(DECL_ARGS)
2223: {
2224:
2225: /*
2226: * If we're in an `Rs' and there's a journal present, then quote
2227: * us instead of underlining us (for disambiguation).
2228: */
2229: if (n->parent && MDOC_Rs == n->parent->tok &&
1.210 kristaps 2230: n->parent->norm->Rs.quote_T)
1.203 kristaps 2231: return(termp_quote_pre(p, pair, m, n));
2232:
2233: term_fontpush(p, TERMFONT_UNDER);
2234: return(1);
1.159 schwarze 2235: }
1.1 kristaps 2236:
2237: /* ARGSUSED */
2238: static int
1.69 kristaps 2239: termp_under_pre(DECL_ARGS)
1.1 kristaps 2240: {
2241:
1.102 kristaps 2242: term_fontpush(p, TERMFONT_UNDER);
1.84 kristaps 2243: return(1);
2244: }
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