Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.146
1.146 ! schwarze 1: /* $Id: mdoc_term.c,v 1.145 2012/07/11 16:55:29 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.142 schwarze 4: * Copyright (c) 2010, 2012 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 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: *
1.2 schwarze 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: */
18: #include <sys/types.h>
19:
20: #include <assert.h>
21: #include <ctype.h>
1.77 schwarze 22: #include <stdint.h>
1.1 kristaps 23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
26:
1.81 schwarze 27: #include "mandoc.h"
1.61 schwarze 28: #include "out.h"
1.1 kristaps 29: #include "term.h"
30: #include "mdoc.h"
1.61 schwarze 31: #include "main.h"
1.54 schwarze 32:
1.1 kristaps 33: struct termpair {
34: struct termpair *ppair;
1.27 schwarze 35: int count;
1.1 kristaps 36: };
37:
1.29 schwarze 38: #define DECL_ARGS struct termp *p, \
39: struct termpair *pair, \
1.60 schwarze 40: const struct mdoc_meta *m, \
1.146 ! schwarze 41: struct mdoc_node *n
1.1 kristaps 42:
43: struct termact {
44: int (*pre)(DECL_ARGS);
45: void (*post)(DECL_ARGS);
46: };
1.29 schwarze 47:
1.89 schwarze 48: static size_t a2width(const struct termp *, const char *);
49: static size_t a2height(const struct termp *, const char *);
50: static size_t a2offs(const struct termp *, const char *);
1.62 schwarze 51:
52: static void print_bvspace(struct termp *,
53: const struct mdoc_node *,
54: const struct mdoc_node *);
1.65 schwarze 55: static void print_mdoc_node(DECL_ARGS);
56: static void print_mdoc_nodelist(DECL_ARGS);
1.87 schwarze 57: static void print_mdoc_head(struct termp *, const void *);
58: static void print_mdoc_foot(struct termp *, const void *);
1.86 schwarze 59: static void synopsis_pre(struct termp *,
60: const struct mdoc_node *);
1.62 schwarze 61:
1.29 schwarze 62: static void termp____post(DECL_ARGS);
1.120 schwarze 63: static void termp__t_post(DECL_ARGS);
1.49 schwarze 64: static void termp_an_post(DECL_ARGS);
1.29 schwarze 65: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 66: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 67: static void termp_bl_post(DECL_ARGS);
1.143 schwarze 68: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 69: static void termp_fo_post(DECL_ARGS);
70: static void termp_in_post(DECL_ARGS);
71: static void termp_it_post(DECL_ARGS);
72: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 73: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 74: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 75: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 76: static void termp_sh_post(DECL_ARGS);
77: static void termp_ss_post(DECL_ARGS);
78:
1.104 schwarze 79: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 80: static int termp__t_pre(DECL_ARGS);
1.49 schwarze 81: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 82: static int termp_ap_pre(DECL_ARGS);
83: static int termp_bd_pre(DECL_ARGS);
84: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 85: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 86: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 87: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 88: static int termp_bt_pre(DECL_ARGS);
1.126 schwarze 89: static int termp_bx_pre(DECL_ARGS);
1.29 schwarze 90: static int termp_cd_pre(DECL_ARGS);
91: static int termp_d1_pre(DECL_ARGS);
92: static int termp_ex_pre(DECL_ARGS);
93: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 94: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 95: static int termp_fl_pre(DECL_ARGS);
96: static int termp_fn_pre(DECL_ARGS);
97: static int termp_fo_pre(DECL_ARGS);
98: static int termp_ft_pre(DECL_ARGS);
1.109 schwarze 99: static int termp_igndelim_pre(DECL_ARGS);
1.29 schwarze 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);
1.29 schwarze 103: static int termp_lk_pre(DECL_ARGS);
104: static int termp_nd_pre(DECL_ARGS);
105: static int termp_nm_pre(DECL_ARGS);
106: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 107: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 108: static int termp_rs_pre(DECL_ARGS);
109: static int termp_rv_pre(DECL_ARGS);
110: static int termp_sh_pre(DECL_ARGS);
111: static int termp_sm_pre(DECL_ARGS);
1.38 schwarze 112: static int termp_sp_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 114: static int termp_under_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_ud_pre(DECL_ARGS);
1.69 schwarze 116: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_xr_pre(DECL_ARGS);
118: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 119:
1.54 schwarze 120: static const struct termact termacts[MDOC_MAX] = {
1.11 schwarze 121: { termp_ap_pre, NULL }, /* Ap */
1.1 kristaps 122: { NULL, NULL }, /* Dd */
123: { NULL, NULL }, /* Dt */
124: { NULL, NULL }, /* Os */
125: { termp_sh_pre, termp_sh_post }, /* Sh */
126: { termp_ss_pre, termp_ss_post }, /* Ss */
1.54 schwarze 127: { termp_sp_pre, NULL }, /* Pp */
1.143 schwarze 128: { termp_d1_pre, termp_bl_post }, /* D1 */
129: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 130: { termp_bd_pre, termp_bd_post }, /* Bd */
131: { NULL, NULL }, /* Ed */
1.73 schwarze 132: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 133: { NULL, NULL }, /* El */
134: { termp_it_pre, termp_it_post }, /* It */
1.99 schwarze 135: { termp_under_pre, NULL }, /* Ad */
1.49 schwarze 136: { termp_an_pre, termp_an_post }, /* An */
1.54 schwarze 137: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 138: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 139: { termp_bold_pre, NULL }, /* Cm */
1.1 kristaps 140: { NULL, NULL }, /* Dv */
141: { NULL, NULL }, /* Er */
142: { NULL, NULL }, /* Ev */
143: { termp_ex_pre, NULL }, /* Ex */
144: { termp_fa_pre, NULL }, /* Fa */
1.143 schwarze 145: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 146: { termp_fl_pre, NULL }, /* Fl */
1.86 schwarze 147: { termp_fn_pre, NULL }, /* Fn */
1.85 schwarze 148: { termp_ft_pre, NULL }, /* Ft */
1.54 schwarze 149: { termp_bold_pre, NULL }, /* Ic */
1.1 kristaps 150: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 151: { termp_li_pre, NULL }, /* Li */
1.1 kristaps 152: { termp_nd_pre, NULL }, /* Nd */
1.94 schwarze 153: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 154: { termp_quote_pre, termp_quote_post }, /* Op */
1.1 kristaps 155: { NULL, NULL }, /* Ot */
1.54 schwarze 156: { termp_under_pre, NULL }, /* Pa */
1.1 kristaps 157: { termp_rv_pre, NULL }, /* Rv */
1.32 schwarze 158: { NULL, NULL }, /* St */
1.54 schwarze 159: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 160: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 161: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 162: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 163: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 164: { NULL, termp____post }, /* %D */
1.58 schwarze 165: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 166: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 167: { NULL, termp____post }, /* %N */
168: { NULL, termp____post }, /* %O */
169: { NULL, termp____post }, /* %P */
170: { NULL, termp____post }, /* %R */
1.120 schwarze 171: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 172: { NULL, termp____post }, /* %V */
173: { NULL, NULL }, /* Ac */
1.107 schwarze 174: { termp_quote_pre, termp_quote_post }, /* Ao */
175: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 176: { NULL, NULL }, /* At */
1.1 kristaps 177: { NULL, NULL }, /* Bc */
178: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 179: { termp_quote_pre, termp_quote_post }, /* Bo */
180: { termp_quote_pre, termp_quote_post }, /* Bq */
1.26 schwarze 181: { termp_xx_pre, NULL }, /* Bsx */
1.126 schwarze 182: { termp_bx_pre, NULL }, /* Bx */
1.1 kristaps 183: { NULL, NULL }, /* Db */
184: { NULL, NULL }, /* Dc */
1.107 schwarze 185: { termp_quote_pre, termp_quote_post }, /* Do */
186: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 187: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 188: { NULL, NULL }, /* Ef */
1.54 schwarze 189: { termp_under_pre, NULL }, /* Em */
1.139 schwarze 190: { termp_quote_pre, termp_quote_post }, /* Eo */
1.26 schwarze 191: { termp_xx_pre, NULL }, /* Fx */
1.98 schwarze 192: { termp_bold_pre, NULL }, /* Ms */
1.109 schwarze 193: { termp_igndelim_pre, NULL }, /* No */
1.1 kristaps 194: { termp_ns_pre, NULL }, /* Ns */
1.26 schwarze 195: { termp_xx_pre, NULL }, /* Nx */
196: { termp_xx_pre, NULL }, /* Ox */
1.1 kristaps 197: { NULL, NULL }, /* Pc */
1.109 schwarze 198: { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.107 schwarze 199: { termp_quote_pre, termp_quote_post }, /* Po */
200: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 201: { NULL, NULL }, /* Qc */
1.107 schwarze 202: { termp_quote_pre, termp_quote_post }, /* Ql */
203: { termp_quote_pre, termp_quote_post }, /* Qo */
204: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 205: { NULL, NULL }, /* Re */
206: { termp_rs_pre, NULL }, /* Rs */
207: { NULL, NULL }, /* Sc */
1.107 schwarze 208: { termp_quote_pre, termp_quote_post }, /* So */
209: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 210: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 211: { termp_under_pre, NULL }, /* Sx */
212: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 213: { NULL, NULL }, /* Tn */
1.26 schwarze 214: { termp_xx_pre, NULL }, /* Ux */
1.1 kristaps 215: { NULL, NULL }, /* Xc */
216: { NULL, NULL }, /* Xo */
217: { termp_fo_pre, termp_fo_post }, /* Fo */
218: { NULL, NULL }, /* Fc */
1.107 schwarze 219: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 220: { NULL, NULL }, /* Oc */
1.90 schwarze 221: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 222: { NULL, NULL }, /* Ek */
223: { termp_bt_pre, NULL }, /* Bt */
224: { NULL, NULL }, /* Hf */
225: { NULL, NULL }, /* Fr */
226: { termp_ud_pre, NULL }, /* Ud */
1.32 schwarze 227: { NULL, termp_lb_post }, /* Lb */
1.54 schwarze 228: { termp_sp_pre, NULL }, /* Lp */
1.1 kristaps 229: { termp_lk_pre, NULL }, /* Lk */
1.54 schwarze 230: { termp_under_pre, NULL }, /* Mt */
1.107 schwarze 231: { termp_quote_pre, termp_quote_post }, /* Brq */
232: { termp_quote_pre, termp_quote_post }, /* Bro */
1.1 kristaps 233: { NULL, NULL }, /* Brc */
1.58 schwarze 234: { NULL, termp____post }, /* %C */
235: { NULL, NULL }, /* Es */ /* TODO */
236: { NULL, NULL }, /* En */ /* TODO */
1.26 schwarze 237: { termp_xx_pre, NULL }, /* Dx */
1.58 schwarze 238: { NULL, termp____post }, /* %Q */
1.54 schwarze 239: { termp_sp_pre, NULL }, /* br */
1.38 schwarze 240: { termp_sp_pre, NULL }, /* sp */
1.145 schwarze 241: { NULL, termp____post }, /* %U */
1.85 schwarze 242: { NULL, NULL }, /* Ta */
1.1 kristaps 243: };
244:
245:
1.55 schwarze 246: void
1.61 schwarze 247: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1 kristaps 248: {
1.55 schwarze 249: const struct mdoc_node *n;
250: const struct mdoc_meta *m;
1.61 schwarze 251: struct termp *p;
252:
253: p = (struct termp *)arg;
1.71 schwarze 254:
1.140 schwarze 255: if (0 == p->defindent)
256: p->defindent = 5;
257:
1.71 schwarze 258: p->overstep = 0;
1.80 schwarze 259: p->maxrmargin = p->defrmargin;
1.89 schwarze 260: p->tabwidth = term_len(p, 5);
1.61 schwarze 261:
262: if (NULL == p->symtab)
1.133 schwarze 263: p->symtab = mchars_alloc();
1.55 schwarze 264:
265: n = mdoc_node(mdoc);
266: m = mdoc_meta(mdoc);
267:
1.87 schwarze 268: term_begin(p, print_mdoc_head, print_mdoc_foot, m);
269:
1.55 schwarze 270: if (n->child)
1.65 schwarze 271: print_mdoc_nodelist(p, NULL, m, n->child);
1.87 schwarze 272:
273: term_end(p);
1.1 kristaps 274: }
275:
276:
277: static void
1.65 schwarze 278: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 279: {
280:
1.65 schwarze 281: print_mdoc_node(p, pair, m, n);
1.60 schwarze 282: if (n->next)
1.65 schwarze 283: print_mdoc_nodelist(p, pair, m, n->next);
1.1 kristaps 284: }
285:
286:
1.54 schwarze 287: /* ARGSUSED */
1.1 kristaps 288: static void
1.65 schwarze 289: print_mdoc_node(DECL_ARGS)
1.1 kristaps 290: {
1.65 schwarze 291: int chld;
1.1 kristaps 292: struct termpair npair;
1.28 schwarze 293: size_t offset, rmargin;
1.1 kristaps 294:
1.54 schwarze 295: chld = 1;
1.28 schwarze 296: offset = p->offset;
297: rmargin = p->rmargin;
1.146 ! schwarze 298: n->prev_font = term_fontq(p);
1.1 kristaps 299:
1.63 schwarze 300: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 301: npair.ppair = pair;
1.65 schwarze 302:
1.95 schwarze 303: /*
304: * Keeps only work until the end of a line. If a keep was
305: * invoked in a prior line, revert it to PREKEEP.
1.116 schwarze 306: *
307: * Also let SYNPRETTY sections behave as if they were wrapped
308: * in a `Bk' block.
1.95 schwarze 309: */
310:
1.116 schwarze 311: if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.95 schwarze 312: if (n->prev && n->prev->line != n->line) {
313: p->flags &= ~TERMP_KEEP;
314: p->flags |= TERMP_PREKEEP;
315: } else if (NULL == n->prev) {
316: if (n->parent && n->parent->line != n->line) {
317: p->flags &= ~TERMP_KEEP;
318: p->flags |= TERMP_PREKEEP;
319: }
320: }
321: }
1.116 schwarze 322:
323: /*
324: * Since SYNPRETTY sections aren't "turned off" with `Ek',
325: * we have to intuit whether we should disable formatting.
326: */
327:
328: if ( ! (MDOC_SYNPRETTY & n->flags) &&
329: ((n->prev && MDOC_SYNPRETTY & n->prev->flags) ||
330: (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
331: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.128 schwarze 332:
333: /*
334: * After the keep flags have been set up, we may now
335: * produce output. Note that some pre-handlers do so.
336: */
337:
338: switch (n->type) {
339: case (MDOC_TEXT):
340: if (' ' == *n->string && MDOC_LINE & n->flags)
341: term_newln(p);
1.132 schwarze 342: if (MDOC_DELIMC & n->flags)
343: p->flags |= TERMP_NOSPACE;
1.128 schwarze 344: term_word(p, n->string);
1.132 schwarze 345: if (MDOC_DELIMO & n->flags)
346: p->flags |= TERMP_NOSPACE;
1.128 schwarze 347: break;
1.131 schwarze 348: case (MDOC_EQN):
1.135 schwarze 349: term_eqn(p, n->eqn);
1.131 schwarze 350: break;
1.128 schwarze 351: case (MDOC_TBL):
352: term_tbl(p, n->span);
353: break;
354: default:
355: if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
356: chld = (*termacts[n->tok].pre)
357: (p, &npair, m, n);
358: break;
359: }
1.95 schwarze 360:
1.60 schwarze 361: if (chld && n->child)
1.65 schwarze 362: print_mdoc_nodelist(p, &npair, m, n->child);
1.1 kristaps 363:
1.146 ! schwarze 364: term_fontpopq(p,
! 365: (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.1 kristaps 366:
1.122 schwarze 367: switch (n->type) {
368: case (MDOC_TEXT):
369: break;
370: case (MDOC_TBL):
1.131 schwarze 371: break;
372: case (MDOC_EQN):
1.122 schwarze 373: break;
374: default:
375: if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
376: break;
1.95 schwarze 377: (void)(*termacts[n->tok].post)(p, &npair, m, n);
1.93 schwarze 378:
379: /*
380: * Explicit end tokens not only call the post
381: * handler, but also tell the respective block
382: * that it must not call the post handler again.
383: */
1.95 schwarze 384: if (ENDBODY_NOT != n->end)
1.93 schwarze 385: n->pending->flags |= MDOC_ENDED;
386:
387: /*
388: * End of line terminating an implicit block
389: * while an explicit block is still open.
390: * Continue the explicit block without spacing.
391: */
392: if (ENDBODY_NOSPACE == n->end)
393: p->flags |= TERMP_NOSPACE;
1.122 schwarze 394: break;
1.93 schwarze 395: }
1.28 schwarze 396:
1.78 schwarze 397: if (MDOC_EOS & n->flags)
398: p->flags |= TERMP_SENTENCE;
399:
1.28 schwarze 400: p->offset = offset;
401: p->rmargin = rmargin;
1.1 kristaps 402: }
403:
404:
405: static void
1.87 schwarze 406: print_mdoc_foot(struct termp *p, const void *arg)
1.1 kristaps 407: {
1.87 schwarze 408: const struct mdoc_meta *m;
409:
410: m = (const struct mdoc_meta *)arg;
1.1 kristaps 411:
1.65 schwarze 412: term_fontrepl(p, TERMFONT_NONE);
413:
1.7 schwarze 414: /*
415: * Output the footer in new-groff style, that is, three columns
416: * with the middle being the manual date and flanking columns
417: * being the operating system:
418: *
419: * SYSTEM DATE SYSTEM
420: */
421:
1.1 kristaps 422: term_vspace(p);
423:
1.7 schwarze 424: p->offset = 0;
1.89 schwarze 425: p->rmargin = (p->maxrmargin -
1.130 schwarze 426: term_strlen(p, m->date) + term_len(p, 1)) / 2;
1.1 kristaps 427: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
428:
1.130 schwarze 429: term_word(p, m->os);
1.1 kristaps 430: term_flushln(p);
431:
1.7 schwarze 432: p->offset = p->rmargin;
1.130 schwarze 433: p->rmargin = p->maxrmargin - term_strlen(p, m->os);
1.136 schwarze 434: p->flags |= TERMP_NOSPACE;
1.7 schwarze 435:
1.130 schwarze 436: term_word(p, m->date);
1.7 schwarze 437: term_flushln(p);
438:
1.1 kristaps 439: p->offset = p->rmargin;
440: p->rmargin = p->maxrmargin;
441: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 442: p->flags |= TERMP_NOSPACE;
1.1 kristaps 443:
1.130 schwarze 444: term_word(p, m->os);
1.1 kristaps 445: term_flushln(p);
1.7 schwarze 446:
447: p->offset = 0;
448: p->rmargin = p->maxrmargin;
449: p->flags = 0;
1.1 kristaps 450: }
451:
452:
453: static void
1.87 schwarze 454: print_mdoc_head(struct termp *p, const void *arg)
1.1 kristaps 455: {
1.63 schwarze 456: char buf[BUFSIZ], title[BUFSIZ];
1.137 schwarze 457: size_t buflen, titlen;
1.87 schwarze 458: const struct mdoc_meta *m;
459:
460: m = (const struct mdoc_meta *)arg;
1.1 kristaps 461:
462: /*
463: * The header is strange. It has three components, which are
464: * really two with the first duplicated. It goes like this:
465: *
466: * IDENTIFIER TITLE IDENTIFIER
467: *
468: * The IDENTIFIER is NAME(SECTION), which is the command-name
469: * (if given, or "unknown" if not) followed by the manual page
470: * section. These are given in `Dt'. The TITLE is a free-form
471: * string depending on the manual volume. If not specified, it
472: * switches on the manual section.
473: */
474:
1.137 schwarze 475: p->offset = 0;
476: p->rmargin = p->maxrmargin;
477:
1.60 schwarze 478: assert(m->vol);
1.63 schwarze 479: strlcpy(buf, m->vol, BUFSIZ);
1.137 schwarze 480: buflen = term_strlen(p, buf);
1.1 kristaps 481:
1.60 schwarze 482: if (m->arch) {
1.63 schwarze 483: strlcat(buf, " (", BUFSIZ);
484: strlcat(buf, m->arch, BUFSIZ);
485: strlcat(buf, ")", BUFSIZ);
1.1 kristaps 486: }
487:
1.79 schwarze 488: snprintf(title, BUFSIZ, "%s(%s)", m->title, m->msec);
1.137 schwarze 489: titlen = term_strlen(p, title);
1.1 kristaps 490:
1.137 schwarze 491: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1 kristaps 492: p->offset = 0;
1.137 schwarze 493: p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
494: (p->maxrmargin -
495: term_strlen(p, buf) + term_len(p, 1)) / 2 :
496: p->maxrmargin - buflen;
1.1 kristaps 497:
498: term_word(p, title);
499: term_flushln(p);
500:
1.137 schwarze 501: p->flags |= TERMP_NOSPACE;
1.1 kristaps 502: p->offset = p->rmargin;
1.137 schwarze 503: p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
504: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 505:
506: term_word(p, buf);
507: term_flushln(p);
508:
509: p->flags &= ~TERMP_NOBREAK;
1.137 schwarze 510: if (p->rmargin + titlen <= p->maxrmargin) {
511: p->flags |= TERMP_NOSPACE;
512: p->offset = p->rmargin;
513: p->rmargin = p->maxrmargin;
514: term_word(p, title);
515: term_flushln(p);
516: }
1.1 kristaps 517:
1.137 schwarze 518: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 519: p->offset = 0;
1.1 kristaps 520: p->rmargin = p->maxrmargin;
521: }
522:
523:
524: static size_t
1.89 schwarze 525: a2height(const struct termp *p, const char *v)
1.1 kristaps 526: {
1.61 schwarze 527: struct roffsu su;
1.1 kristaps 528:
1.134 schwarze 529:
1.89 schwarze 530: assert(v);
531: if ( ! a2roffsu(v, &su, SCALE_VS))
1.134 schwarze 532: SCALE_VS_INIT(&su, atoi(v));
1.1 kristaps 533:
1.89 schwarze 534: return(term_vspan(p, &su));
1.61 schwarze 535: }
1.34 schwarze 536:
1.1 kristaps 537:
1.61 schwarze 538: static size_t
1.89 schwarze 539: a2width(const struct termp *p, const char *v)
1.61 schwarze 540: {
541: struct roffsu su;
1.1 kristaps 542:
1.88 schwarze 543: assert(v);
544: if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 545: SCALE_HS_INIT(&su, term_strlen(p, v));
1.1 kristaps 546:
1.89 schwarze 547: return(term_hspan(p, &su));
1.1 kristaps 548: }
549:
550:
551: static size_t
1.89 schwarze 552: a2offs(const struct termp *p, const char *v)
1.1 kristaps 553: {
1.61 schwarze 554: struct roffsu su;
1.1 kristaps 555:
1.88 schwarze 556: if ('\0' == *v)
1.61 schwarze 557: return(0);
1.88 schwarze 558: else if (0 == strcmp(v, "left"))
1.9 schwarze 559: return(0);
1.88 schwarze 560: else if (0 == strcmp(v, "indent"))
1.140 schwarze 561: return(term_len(p, p->defindent + 1));
1.88 schwarze 562: else if (0 == strcmp(v, "indent-two"))
1.140 schwarze 563: return(term_len(p, (p->defindent + 1) * 2));
1.88 schwarze 564: else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.89 schwarze 565: SCALE_HS_INIT(&su, term_strlen(p, v));
1.10 schwarze 566:
1.89 schwarze 567: return(term_hspan(p, &su));
1.1 kristaps 568: }
569:
570:
1.68 schwarze 571: /*
572: * Determine how much space to print out before block elements of `It'
573: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
574: * too.
575: */
1.45 schwarze 576: static void
1.61 schwarze 577: print_bvspace(struct termp *p,
1.1 kristaps 578: const struct mdoc_node *bl,
1.60 schwarze 579: const struct mdoc_node *n)
1.1 kristaps 580: {
1.60 schwarze 581: const struct mdoc_node *nn;
1.138 schwarze 582:
583: assert(n);
1.1 kristaps 584:
585: term_newln(p);
1.88 schwarze 586:
1.121 schwarze 587: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 588: return;
1.121 schwarze 589: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 590: return;
591:
1.60 schwarze 592: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 593:
1.60 schwarze 594: for (nn = n; nn; nn = nn->parent) {
595: if (MDOC_BLOCK != nn->type)
1.1 kristaps 596: continue;
1.60 schwarze 597: if (MDOC_Ss == nn->tok)
1.45 schwarze 598: return;
1.60 schwarze 599: if (MDOC_Sh == nn->tok)
1.45 schwarze 600: return;
1.60 schwarze 601: if (NULL == nn->prev)
1.1 kristaps 602: continue;
603: break;
604: }
605:
1.60 schwarze 606: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 607:
1.121 schwarze 608: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 609: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 610: return;
611:
1.60 schwarze 612: /* A `-diag' without body does not vspace. */
613:
1.121 schwarze 614: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 615: if (n->prev && MDOC_It == n->prev->tok) {
616: assert(n->prev->body);
617: if (NULL == n->prev->body->child)
1.45 schwarze 618: return;
619: }
620:
621: term_vspace(p);
1.1 kristaps 622: }
623:
624:
625: /* ARGSUSED */
626: static int
627: termp_it_pre(DECL_ARGS)
628: {
1.60 schwarze 629: const struct mdoc_node *bl, *nn;
1.1 kristaps 630: char buf[7];
1.95 schwarze 631: int i;
1.68 schwarze 632: size_t width, offset, ncols, dcol;
1.82 schwarze 633: enum mdoc_list type;
1.1 kristaps 634:
1.60 schwarze 635: if (MDOC_BLOCK == n->type) {
1.61 schwarze 636: print_bvspace(p, n->parent->parent, n);
1.45 schwarze 637: return(1);
638: }
1.1 kristaps 639:
1.60 schwarze 640: bl = n->parent->parent->parent;
1.121 schwarze 641: type = bl->norm->Bl.type;
1.1 kristaps 642:
1.68 schwarze 643: /*
644: * First calculate width and offset. This is pretty easy unless
645: * we're a -column list, in which case all prior columns must
646: * be accounted for.
647: */
648:
649: width = offset = 0;
650:
1.121 schwarze 651: if (bl->norm->Bl.offs)
652: offset = a2offs(p, bl->norm->Bl.offs);
1.66 schwarze 653:
1.1 kristaps 654: switch (type) {
1.82 schwarze 655: case (LIST_column):
1.85 schwarze 656: if (MDOC_HEAD == n->type)
1.1 kristaps 657: break;
1.88 schwarze 658:
1.66 schwarze 659: /*
1.68 schwarze 660: * Imitate groff's column handling:
661: * - For each earlier column, add its width.
662: * - For less than 5 columns, add four more blanks per
663: * column.
664: * - For exactly 5 columns, add three more blank per
665: * column.
666: * - For more than 5 columns, add only one column.
1.66 schwarze 667: */
1.121 schwarze 668: ncols = bl->norm->Bl.ncols;
1.95 schwarze 669:
1.68 schwarze 670: /* LINTED */
1.89 schwarze 671: dcol = ncols < 5 ? term_len(p, 4) :
672: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 673:
1.85 schwarze 674: /*
675: * Calculate the offset by applying all prior MDOC_BODY,
676: * so we stop at the MDOC_HEAD (NULL == nn->prev).
677: */
678:
1.68 schwarze 679: for (i = 0, nn = n->prev;
1.85 schwarze 680: nn->prev && i < (int)ncols;
1.68 schwarze 681: nn = nn->prev, i++)
682: offset += dcol + a2width
1.121 schwarze 683: (p, bl->norm->Bl.cols[i]);
1.66 schwarze 684:
685: /*
1.68 schwarze 686: * When exceeding the declared number of columns, leave
687: * the remaining widths at 0. This will later be
688: * adjusted to the default width of 10, or, for the last
689: * column, stretched to the right margin.
1.46 schwarze 690: */
1.68 schwarze 691: if (i >= (int)ncols)
692: break;
1.46 schwarze 693:
1.66 schwarze 694: /*
1.68 schwarze 695: * Use the declared column widths, extended as explained
696: * in the preceding paragraph.
1.66 schwarze 697: */
1.121 schwarze 698: width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1 kristaps 699: break;
700: default:
1.121 schwarze 701: if (NULL == bl->norm->Bl.width)
1.68 schwarze 702: break;
703:
704: /*
705: * Note: buffer the width by 2, which is groff's magic
706: * number for buffering single arguments. See the above
707: * handling for column for how this changes.
708: */
1.121 schwarze 709: assert(bl->norm->Bl.width);
710: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1 kristaps 711: break;
712: }
713:
714: /*
715: * List-type can override the width in the case of fixed-head
716: * values (bullet, dash/hyphen, enum). Tags need a non-zero
1.53 schwarze 717: * offset.
1.1 kristaps 718: */
719:
720: switch (type) {
1.82 schwarze 721: case (LIST_bullet):
1.1 kristaps 722: /* FALLTHROUGH */
1.82 schwarze 723: case (LIST_dash):
1.1 kristaps 724: /* FALLTHROUGH */
1.82 schwarze 725: case (LIST_hyphen):
1.144 schwarze 726: /* FALLTHROUGH */
1.82 schwarze 727: case (LIST_enum):
1.144 schwarze 728: if (width < term_len(p, 2))
729: width = term_len(p, 2);
1.1 kristaps 730: break;
1.82 schwarze 731: case (LIST_hang):
1.33 schwarze 732: if (0 == width)
1.89 schwarze 733: width = term_len(p, 8);
1.33 schwarze 734: break;
1.82 schwarze 735: case (LIST_column):
1.41 schwarze 736: /* FALLTHROUGH */
1.82 schwarze 737: case (LIST_tag):
1.1 kristaps 738: if (0 == width)
1.89 schwarze 739: width = term_len(p, 10);
1.1 kristaps 740: break;
741: default:
742: break;
743: }
744:
745: /*
1.16 schwarze 746: * Whitespace control. Inset bodies need an initial space,
747: * while diagonal bodies need two.
1.1 kristaps 748: */
749:
1.42 schwarze 750: p->flags |= TERMP_NOSPACE;
751:
1.1 kristaps 752: switch (type) {
1.82 schwarze 753: case (LIST_diag):
1.60 schwarze 754: if (MDOC_BODY == n->type)
1.48 schwarze 755: term_word(p, "\\ \\ ");
1.42 schwarze 756: break;
1.82 schwarze 757: case (LIST_inset):
1.60 schwarze 758: if (MDOC_BODY == n->type)
1.42 schwarze 759: term_word(p, "\\ ");
1.1 kristaps 760: break;
761: default:
762: break;
763: }
764:
1.42 schwarze 765: p->flags |= TERMP_NOSPACE;
766:
1.1 kristaps 767: switch (type) {
1.82 schwarze 768: case (LIST_diag):
1.60 schwarze 769: if (MDOC_HEAD == n->type)
1.65 schwarze 770: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 771: break;
772: default:
773: break;
774: }
775:
776: /*
1.68 schwarze 777: * Pad and break control. This is the tricky part. These flags
778: * are documented in term_flushln() in term.c. Note that we're
779: * going to unset all of these flags in termp_it_post() when we
780: * exit.
1.1 kristaps 781: */
782:
783: switch (type) {
1.144 schwarze 784: case (LIST_enum):
785: /*
786: * Weird special case.
787: * Very narrow enum lists actually hang.
788: */
789: if (width == term_len(p, 2))
790: p->flags |= TERMP_HANG;
791: /* FALLTHROUGH */
1.82 schwarze 792: case (LIST_bullet):
1.1 kristaps 793: /* FALLTHROUGH */
1.82 schwarze 794: case (LIST_dash):
1.1 kristaps 795: /* FALLTHROUGH */
1.82 schwarze 796: case (LIST_hyphen):
1.60 schwarze 797: if (MDOC_HEAD == n->type)
1.33 schwarze 798: p->flags |= TERMP_NOBREAK;
799: break;
1.82 schwarze 800: case (LIST_hang):
1.60 schwarze 801: if (MDOC_HEAD == n->type)
1.33 schwarze 802: p->flags |= TERMP_NOBREAK;
803: else
1.47 schwarze 804: break;
805:
806: /*
807: * This is ugly. If `-hang' is specified and the body
808: * is a `Bl' or `Bd', then we want basically to nullify
809: * the "overstep" effect in term_flushln() and treat
810: * this as a `-ohang' list instead.
811: */
1.60 schwarze 812: if (n->next->child &&
813: (MDOC_Bl == n->next->child->tok ||
1.136 schwarze 814: MDOC_Bd == n->next->child->tok))
1.47 schwarze 815: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 816: else
1.33 schwarze 817: p->flags |= TERMP_HANG;
818: break;
1.82 schwarze 819: case (LIST_tag):
1.60 schwarze 820: if (MDOC_HEAD == n->type)
1.42 schwarze 821: p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.33 schwarze 822:
1.60 schwarze 823: if (MDOC_HEAD != n->type)
1.33 schwarze 824: break;
1.60 schwarze 825: if (NULL == n->next || NULL == n->next->child)
1.33 schwarze 826: p->flags |= TERMP_DANGLE;
1.1 kristaps 827: break;
1.82 schwarze 828: case (LIST_column):
1.85 schwarze 829: if (MDOC_HEAD == n->type)
830: break;
831:
832: if (NULL == n->next)
833: p->flags &= ~TERMP_NOBREAK;
834: else
835: p->flags |= TERMP_NOBREAK;
836:
1.1 kristaps 837: break;
1.82 schwarze 838: case (LIST_diag):
1.60 schwarze 839: if (MDOC_HEAD == n->type)
1.1 kristaps 840: p->flags |= TERMP_NOBREAK;
841: break;
842: default:
843: break;
844: }
845:
846: /*
847: * Margin control. Set-head-width lists have their right
848: * margins shortened. The body for these lists has the offset
849: * necessarily lengthened. Everybody gets the offset.
850: */
851:
852: p->offset += offset;
853:
854: switch (type) {
1.82 schwarze 855: case (LIST_hang):
1.47 schwarze 856: /*
857: * Same stipulation as above, regarding `-hang'. We
858: * don't want to recalculate rmargin and offsets when
859: * using `Bd' or `Bl' within `-hang' overstep lists.
860: */
1.60 schwarze 861: if (MDOC_HEAD == n->type && n->next->child &&
862: (MDOC_Bl == n->next->child->tok ||
863: MDOC_Bd == n->next->child->tok))
1.47 schwarze 864: break;
865: /* FALLTHROUGH */
1.82 schwarze 866: case (LIST_bullet):
1.1 kristaps 867: /* FALLTHROUGH */
1.82 schwarze 868: case (LIST_dash):
1.1 kristaps 869: /* FALLTHROUGH */
1.82 schwarze 870: case (LIST_enum):
1.1 kristaps 871: /* FALLTHROUGH */
1.82 schwarze 872: case (LIST_hyphen):
1.33 schwarze 873: /* FALLTHROUGH */
1.82 schwarze 874: case (LIST_tag):
1.41 schwarze 875: assert(width);
1.60 schwarze 876: if (MDOC_HEAD == n->type)
1.1 kristaps 877: p->rmargin = p->offset + width;
878: else
879: p->offset += width;
880: break;
1.82 schwarze 881: case (LIST_column):
1.41 schwarze 882: assert(width);
1.1 kristaps 883: p->rmargin = p->offset + width;
1.43 schwarze 884: /*
885: * XXX - this behaviour is not documented: the
886: * right-most column is filled to the right margin.
887: */
1.85 schwarze 888: if (MDOC_HEAD == n->type)
889: break;
890: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 891: p->rmargin = p->maxrmargin;
1.1 kristaps 892: break;
893: default:
894: break;
895: }
896:
897: /*
898: * The dash, hyphen, bullet and enum lists all have a special
1.12 schwarze 899: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 900: */
901:
1.60 schwarze 902: if (MDOC_HEAD == n->type)
1.1 kristaps 903: switch (type) {
1.82 schwarze 904: case (LIST_bullet):
1.65 schwarze 905: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 906: term_word(p, "\\[bu]");
1.65 schwarze 907: term_fontpop(p);
1.1 kristaps 908: break;
1.82 schwarze 909: case (LIST_dash):
1.1 kristaps 910: /* FALLTHROUGH */
1.82 schwarze 911: case (LIST_hyphen):
1.65 schwarze 912: term_fontpush(p, TERMFONT_BOLD);
1.35 schwarze 913: term_word(p, "\\(hy");
1.65 schwarze 914: term_fontpop(p);
1.1 kristaps 915: break;
1.82 schwarze 916: case (LIST_enum):
1.1 kristaps 917: (pair->ppair->ppair->count)++;
1.68 schwarze 918: snprintf(buf, sizeof(buf), "%d.",
1.1 kristaps 919: pair->ppair->ppair->count);
920: term_word(p, buf);
921: break;
922: default:
923: break;
924: }
1.12 schwarze 925:
1.1 kristaps 926: /*
927: * If we're not going to process our children, indicate so here.
928: */
929:
930: switch (type) {
1.82 schwarze 931: case (LIST_bullet):
1.1 kristaps 932: /* FALLTHROUGH */
1.82 schwarze 933: case (LIST_item):
1.1 kristaps 934: /* FALLTHROUGH */
1.82 schwarze 935: case (LIST_dash):
1.1 kristaps 936: /* FALLTHROUGH */
1.82 schwarze 937: case (LIST_hyphen):
1.1 kristaps 938: /* FALLTHROUGH */
1.82 schwarze 939: case (LIST_enum):
1.60 schwarze 940: if (MDOC_HEAD == n->type)
1.1 kristaps 941: return(0);
942: break;
1.82 schwarze 943: case (LIST_column):
1.85 schwarze 944: if (MDOC_HEAD == n->type)
1.1 kristaps 945: return(0);
946: break;
947: default:
948: break;
949: }
950:
951: return(1);
952: }
953:
954:
955: /* ARGSUSED */
956: static void
957: termp_it_post(DECL_ARGS)
958: {
1.82 schwarze 959: enum mdoc_list type;
1.1 kristaps 960:
1.68 schwarze 961: if (MDOC_BLOCK == n->type)
1.1 kristaps 962: return;
963:
1.121 schwarze 964: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 965:
966: switch (type) {
1.82 schwarze 967: case (LIST_item):
1.44 schwarze 968: /* FALLTHROUGH */
1.82 schwarze 969: case (LIST_diag):
1.1 kristaps 970: /* FALLTHROUGH */
1.82 schwarze 971: case (LIST_inset):
1.60 schwarze 972: if (MDOC_BODY == n->type)
1.74 schwarze 973: term_newln(p);
1.1 kristaps 974: break;
1.82 schwarze 975: case (LIST_column):
1.85 schwarze 976: if (MDOC_BODY == n->type)
1.1 kristaps 977: term_flushln(p);
978: break;
979: default:
1.74 schwarze 980: term_newln(p);
1.1 kristaps 981: break;
982: }
983:
1.68 schwarze 984: /*
985: * Now that our output is flushed, we can reset our tags. Since
986: * only `It' sets these flags, we're free to assume that nobody
987: * has munged them in the meanwhile.
988: */
989:
990: p->flags &= ~TERMP_DANGLE;
991: p->flags &= ~TERMP_NOBREAK;
992: p->flags &= ~TERMP_TWOSPACE;
993: p->flags &= ~TERMP_HANG;
1.1 kristaps 994: }
995:
996:
997: /* ARGSUSED */
998: static int
999: termp_nm_pre(DECL_ARGS)
1000: {
1001:
1.94 schwarze 1002: if (MDOC_BLOCK == n->type)
1003: return(1);
1004:
1005: if (MDOC_BODY == n->type) {
1006: if (NULL == n->child)
1007: return(0);
1.136 schwarze 1008: p->flags |= TERMP_NOSPACE;
1.94 schwarze 1009: p->offset += term_len(p, 1) +
1010: (NULL == n->prev->child ? term_strlen(p, m->name) :
1011: MDOC_TEXT == n->prev->child->type ?
1012: term_strlen(p, n->prev->child->string) :
1013: term_len(p, 5));
1014: return(1);
1015: }
1016:
1.81 schwarze 1017: if (NULL == n->child && NULL == m->name)
1.94 schwarze 1018: return(0);
1.81 schwarze 1019:
1.97 schwarze 1020: if (MDOC_HEAD == n->type)
1021: synopsis_pre(p, n->parent);
1.65 schwarze 1022:
1.94 schwarze 1023: if (MDOC_HEAD == n->type && n->next->child) {
1.105 schwarze 1024: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
1025: p->rmargin = p->offset + term_len(p, 1);
1026: if (NULL == n->child) {
1027: p->rmargin += term_strlen(p, m->name);
1028: } else if (MDOC_TEXT == n->child->type) {
1029: p->rmargin += term_strlen(p, n->child->string);
1030: if (n->child->next)
1031: p->flags |= TERMP_HANG;
1032: } else {
1033: p->rmargin += term_len(p, 5);
1034: p->flags |= TERMP_HANG;
1035: }
1.94 schwarze 1036: }
1037:
1.65 schwarze 1038: term_fontpush(p, TERMFONT_BOLD);
1.60 schwarze 1039: if (NULL == n->child)
1040: term_word(p, m->name);
1.1 kristaps 1041: return(1);
1042: }
1043:
1044:
1.94 schwarze 1045: /* ARGSUSED */
1046: static void
1047: termp_nm_post(DECL_ARGS)
1048: {
1049:
1050: if (MDOC_HEAD == n->type && n->next->child) {
1051: term_flushln(p);
1052: p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.136 schwarze 1053: } else if (MDOC_BODY == n->type && n->child)
1.94 schwarze 1054: term_flushln(p);
1055: }
1056:
1057:
1.1 kristaps 1058: /* ARGSUSED */
1059: static int
1060: termp_fl_pre(DECL_ARGS)
1061: {
1062:
1.65 schwarze 1063: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1064: term_word(p, "\\-");
1.67 schwarze 1065:
1066: if (n->child)
1067: p->flags |= TERMP_NOSPACE;
1.73 schwarze 1068: else if (n->next && n->next->line == n->line)
1069: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1070:
1.1 kristaps 1071: return(1);
1.49 schwarze 1072: }
1073:
1074:
1075: /* ARGSUSED */
1076: static int
1.104 schwarze 1077: termp__a_pre(DECL_ARGS)
1078: {
1079:
1080: if (n->prev && MDOC__A == n->prev->tok)
1081: if (NULL == n->next || MDOC__A != n->next->tok)
1082: term_word(p, "and");
1083:
1084: return(1);
1085: }
1086:
1087:
1088: /* ARGSUSED */
1089: static int
1.49 schwarze 1090: termp_an_pre(DECL_ARGS)
1091: {
1092:
1.60 schwarze 1093: if (NULL == n->child)
1.49 schwarze 1094: return(1);
1095:
1096: /*
1.60 schwarze 1097: * If not in the AUTHORS section, `An -split' will cause
1098: * newlines to occur before the author name. If in the AUTHORS
1099: * section, by default, the first `An' invocation is nosplit,
1100: * then all subsequent ones, regardless of whether interspersed
1101: * with other macros/text, are split. -split, in this case,
1102: * will override the condition of the implied first -nosplit.
1.49 schwarze 1103: */
1104:
1.60 schwarze 1105: if (n->sec == SEC_AUTHORS) {
1.49 schwarze 1106: if ( ! (TERMP_ANPREC & p->flags)) {
1107: if (TERMP_SPLIT & p->flags)
1108: term_newln(p);
1109: return(1);
1110: }
1111: if (TERMP_NOSPLIT & p->flags)
1112: return(1);
1113: term_newln(p);
1114: return(1);
1115: }
1116:
1117: if (TERMP_SPLIT & p->flags)
1118: term_newln(p);
1119:
1120: return(1);
1121: }
1122:
1123:
1124: /* ARGSUSED */
1125: static void
1126: termp_an_post(DECL_ARGS)
1127: {
1128:
1.60 schwarze 1129: if (n->child) {
1130: if (SEC_AUTHORS == n->sec)
1.49 schwarze 1131: p->flags |= TERMP_ANPREC;
1132: return;
1133: }
1134:
1.121 schwarze 1135: if (AUTH_split == n->norm->An.auth) {
1.49 schwarze 1136: p->flags &= ~TERMP_NOSPLIT;
1137: p->flags |= TERMP_SPLIT;
1.121 schwarze 1138: } else if (AUTH_nosplit == n->norm->An.auth) {
1.49 schwarze 1139: p->flags &= ~TERMP_SPLIT;
1140: p->flags |= TERMP_NOSPLIT;
1141: }
1142:
1.1 kristaps 1143: }
1144:
1145:
1146: /* ARGSUSED */
1147: static int
1148: termp_ns_pre(DECL_ARGS)
1149: {
1150:
1.127 schwarze 1151: if ( ! (MDOC_LINE & n->flags))
1152: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1153: return(1);
1154: }
1155:
1156:
1157: /* ARGSUSED */
1158: static int
1159: termp_rs_pre(DECL_ARGS)
1160: {
1161:
1.60 schwarze 1162: if (SEC_SEE_ALSO != n->sec)
1.57 schwarze 1163: return(1);
1.60 schwarze 1164: if (MDOC_BLOCK == n->type && n->prev)
1.1 kristaps 1165: term_vspace(p);
1166: return(1);
1167: }
1168:
1169:
1170: /* ARGSUSED */
1171: static int
1172: termp_rv_pre(DECL_ARGS)
1173: {
1.132 schwarze 1174: int nchild;
1.1 kristaps 1175:
1176: term_newln(p);
1177: term_word(p, "The");
1178:
1.132 schwarze 1179: nchild = n->nchild;
1180: for (n = n->child; n; n = n->next) {
1.65 schwarze 1181: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1182: term_word(p, n->string);
1.65 schwarze 1183: term_fontpop(p);
1.132 schwarze 1184:
1.53 schwarze 1185: p->flags |= TERMP_NOSPACE;
1.132 schwarze 1186: term_word(p, "()");
1187:
1188: if (nchild > 2 && n->next) {
1189: p->flags |= TERMP_NOSPACE;
1190: term_word(p, ",");
1191: }
1192:
1193: if (n->next && NULL == n->next->next)
1194: term_word(p, "and");
1.53 schwarze 1195: }
1196:
1.132 schwarze 1197: if (nchild > 1)
1.53 schwarze 1198: term_word(p, "functions return");
1199: else
1200: term_word(p, "function returns");
1.1 kristaps 1201:
1.53 schwarze 1202: term_word(p, "the value 0 if successful; otherwise the value "
1203: "-1 is returned and the global variable");
1.1 kristaps 1204:
1.65 schwarze 1205: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1206: term_word(p, "errno");
1.65 schwarze 1207: term_fontpop(p);
1.1 kristaps 1208:
1209: term_word(p, "is set to indicate the error.");
1.84 schwarze 1210: p->flags |= TERMP_SENTENCE;
1.1 kristaps 1211:
1.53 schwarze 1212: return(0);
1.1 kristaps 1213: }
1214:
1215:
1216: /* ARGSUSED */
1217: static int
1218: termp_ex_pre(DECL_ARGS)
1219: {
1.132 schwarze 1220: int nchild;
1.1 kristaps 1221:
1.132 schwarze 1222: term_newln(p);
1.53 schwarze 1223: term_word(p, "The");
1.1 kristaps 1224:
1.132 schwarze 1225: nchild = n->nchild;
1226: for (n = n->child; n; n = n->next) {
1.65 schwarze 1227: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1228: term_word(p, n->string);
1.65 schwarze 1229: term_fontpop(p);
1.132 schwarze 1230:
1231: if (nchild > 2 && n->next) {
1232: p->flags |= TERMP_NOSPACE;
1.53 schwarze 1233: term_word(p, ",");
1.132 schwarze 1234: }
1235:
1236: if (n->next && NULL == n->next->next)
1237: term_word(p, "and");
1.53 schwarze 1238: }
1239:
1.132 schwarze 1240: if (nchild > 1)
1.53 schwarze 1241: term_word(p, "utilities exit");
1242: else
1243: term_word(p, "utility exits");
1244:
1245: term_word(p, "0 on success, and >0 if an error occurs.");
1.132 schwarze 1246:
1.84 schwarze 1247: p->flags |= TERMP_SENTENCE;
1.53 schwarze 1248: return(0);
1.1 kristaps 1249: }
1250:
1251:
1252: /* ARGSUSED */
1253: static int
1254: termp_nd_pre(DECL_ARGS)
1255: {
1.25 schwarze 1256:
1.60 schwarze 1257: if (MDOC_BODY != n->type)
1.25 schwarze 1258: return(1);
1259:
1260: #if defined(__OpenBSD__) || defined(__linux__)
1261: term_word(p, "\\(en");
1.24 schwarze 1262: #else
1263: term_word(p, "\\(em");
1264: #endif
1.1 kristaps 1265: return(1);
1266: }
1267:
1268:
1269: /* ARGSUSED */
1.73 schwarze 1270: static int
1271: termp_bl_pre(DECL_ARGS)
1272: {
1273:
1274: return(MDOC_HEAD != n->type);
1275: }
1276:
1277:
1278: /* ARGSUSED */
1.1 kristaps 1279: static void
1280: termp_bl_post(DECL_ARGS)
1281: {
1282:
1.60 schwarze 1283: if (MDOC_BLOCK == n->type)
1.1 kristaps 1284: term_newln(p);
1285: }
1286:
1287: /* ARGSUSED */
1288: static int
1289: termp_xr_pre(DECL_ARGS)
1290: {
1291:
1.132 schwarze 1292: if (NULL == (n = n->child))
1.72 schwarze 1293: return(0);
1294:
1.132 schwarze 1295: assert(MDOC_TEXT == n->type);
1296: term_word(p, n->string);
1.10 schwarze 1297:
1.132 schwarze 1298: if (NULL == (n = n->next))
1.1 kristaps 1299: return(0);
1.132 schwarze 1300:
1.1 kristaps 1301: p->flags |= TERMP_NOSPACE;
1302: term_word(p, "(");
1.132 schwarze 1303: p->flags |= TERMP_NOSPACE;
1304:
1305: assert(MDOC_TEXT == n->type);
1306: term_word(p, n->string);
1307:
1308: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1309: term_word(p, ")");
1.60 schwarze 1310:
1.1 kristaps 1311: return(0);
1312: }
1313:
1.86 schwarze 1314: /*
1315: * This decides how to assert whitespace before any of the SYNOPSIS set
1316: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1317: * macro combos).
1318: */
1319: static void
1320: synopsis_pre(struct termp *p, const struct mdoc_node *n)
1321: {
1322: /*
1323: * Obviously, if we're not in a SYNOPSIS or no prior macros
1324: * exist, do nothing.
1325: */
1.92 schwarze 1326: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.86 schwarze 1327: return;
1328:
1329: /*
1330: * If we're the second in a pair of like elements, emit our
1331: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1332: * case we soldier on.
1333: */
1334: if (n->prev->tok == n->tok &&
1335: MDOC_Ft != n->tok &&
1336: MDOC_Fo != n->tok &&
1337: MDOC_Fn != n->tok) {
1338: term_newln(p);
1339: return;
1340: }
1341:
1342: /*
1343: * If we're one of the SYNOPSIS set and non-like pair-wise after
1344: * another (or Fn/Fo, which we've let slip through) then assert
1345: * vertical space, else only newline and move on.
1346: */
1347: switch (n->prev->tok) {
1348: case (MDOC_Fd):
1349: /* FALLTHROUGH */
1350: case (MDOC_Fn):
1351: /* FALLTHROUGH */
1352: case (MDOC_Fo):
1353: /* FALLTHROUGH */
1354: case (MDOC_In):
1355: /* FALLTHROUGH */
1356: case (MDOC_Vt):
1357: term_vspace(p);
1358: break;
1359: case (MDOC_Ft):
1360: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1361: term_vspace(p);
1362: break;
1363: }
1364: /* FALLTHROUGH */
1365: default:
1366: term_newln(p);
1367: break;
1368: }
1369: }
1370:
1371:
1.69 schwarze 1372: static int
1373: termp_vt_pre(DECL_ARGS)
1374: {
1375:
1.86 schwarze 1376: if (MDOC_ELEM == n->type) {
1377: synopsis_pre(p, n);
1.69 schwarze 1378: return(termp_under_pre(p, pair, m, n));
1.86 schwarze 1379: } else if (MDOC_BLOCK == n->type) {
1380: synopsis_pre(p, n);
1381: return(1);
1382: } else if (MDOC_HEAD == n->type)
1.69 schwarze 1383: return(0);
1384:
1385: return(termp_under_pre(p, pair, m, n));
1386: }
1387:
1388:
1.1 kristaps 1389: /* ARGSUSED */
1390: static int
1.54 schwarze 1391: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1392: {
1393:
1.65 schwarze 1394: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1395: return(1);
1396: }
1397:
1398:
1399: /* ARGSUSED */
1.86 schwarze 1400: static int
1401: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1402: {
1403:
1.86 schwarze 1404: synopsis_pre(p, n);
1405: return(termp_bold_pre(p, pair, m, n));
1.1 kristaps 1406: }
1407:
1408:
1409: /* ARGSUSED */
1.143 schwarze 1410: static void
1411: termp_fd_post(DECL_ARGS)
1412: {
1413:
1414: term_newln(p);
1415: }
1416:
1417:
1418: /* ARGSUSED */
1.1 kristaps 1419: static int
1420: termp_sh_pre(DECL_ARGS)
1421: {
1.60 schwarze 1422:
1423: /* No vspace between consecutive `Sh' calls. */
1424:
1425: switch (n->type) {
1.52 schwarze 1426: case (MDOC_BLOCK):
1.60 schwarze 1427: if (n->prev && MDOC_Sh == n->prev->tok)
1428: if (NULL == n->prev->body->child)
1.52 schwarze 1429: break;
1430: term_vspace(p);
1431: break;
1.1 kristaps 1432: case (MDOC_HEAD):
1.65 schwarze 1433: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1434: break;
1435: case (MDOC_BODY):
1.140 schwarze 1436: p->offset = term_len(p, p->defindent);
1.141 schwarze 1437: if (SEC_AUTHORS == n->sec)
1438: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1439: break;
1440: default:
1441: break;
1442: }
1443: return(1);
1444: }
1445:
1446:
1447: /* ARGSUSED */
1448: static void
1449: termp_sh_post(DECL_ARGS)
1450: {
1451:
1.60 schwarze 1452: switch (n->type) {
1.1 kristaps 1453: case (MDOC_HEAD):
1454: term_newln(p);
1455: break;
1456: case (MDOC_BODY):
1457: term_newln(p);
1458: p->offset = 0;
1459: break;
1460: default:
1461: break;
1462: }
1463: }
1464:
1465:
1466: /* ARGSUSED */
1467: static int
1468: termp_bt_pre(DECL_ARGS)
1469: {
1470:
1471: term_word(p, "is currently in beta test.");
1.84 schwarze 1472: p->flags |= TERMP_SENTENCE;
1.59 schwarze 1473: return(0);
1.1 kristaps 1474: }
1475:
1476:
1477: /* ARGSUSED */
1478: static void
1479: termp_lb_post(DECL_ARGS)
1480: {
1481:
1.77 schwarze 1482: if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.57 schwarze 1483: term_newln(p);
1.1 kristaps 1484: }
1485:
1486:
1487: /* ARGSUSED */
1488: static int
1489: termp_ud_pre(DECL_ARGS)
1490: {
1491:
1492: term_word(p, "currently under development.");
1.84 schwarze 1493: p->flags |= TERMP_SENTENCE;
1.60 schwarze 1494: return(0);
1.1 kristaps 1495: }
1496:
1497:
1498: /* ARGSUSED */
1499: static int
1500: termp_d1_pre(DECL_ARGS)
1501: {
1502:
1.60 schwarze 1503: if (MDOC_BLOCK != n->type)
1.1 kristaps 1504: return(1);
1505: term_newln(p);
1.140 schwarze 1506: p->offset += term_len(p, p->defindent + 1);
1.1 kristaps 1507: return(1);
1508: }
1509:
1510:
1511: /* ARGSUSED */
1512: static int
1513: termp_ft_pre(DECL_ARGS)
1514: {
1515:
1.85 schwarze 1516: /* NB: MDOC_LINE does not effect this! */
1.86 schwarze 1517: synopsis_pre(p, n);
1.65 schwarze 1518: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1519: return(1);
1520: }
1521:
1522:
1523: /* ARGSUSED */
1524: static int
1525: termp_fn_pre(DECL_ARGS)
1526: {
1.132 schwarze 1527: int pretty;
1528:
1529: pretty = MDOC_SYNPRETTY & n->flags;
1.1 kristaps 1530:
1.86 schwarze 1531: synopsis_pre(p, n);
1.85 schwarze 1532:
1.132 schwarze 1533: if (NULL == (n = n->child))
1534: return(0);
1535:
1536: assert(MDOC_TEXT == n->type);
1.65 schwarze 1537: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1538: term_word(p, n->string);
1.65 schwarze 1539: term_fontpop(p);
1.1 kristaps 1540:
1541: p->flags |= TERMP_NOSPACE;
1542: term_word(p, "(");
1.132 schwarze 1543: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1544:
1.132 schwarze 1545: for (n = n->next; n; n = n->next) {
1546: assert(MDOC_TEXT == n->type);
1.65 schwarze 1547: term_fontpush(p, TERMFONT_UNDER);
1.132 schwarze 1548: term_word(p, n->string);
1.65 schwarze 1549: term_fontpop(p);
1550:
1.132 schwarze 1551: if (n->next) {
1552: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1553: term_word(p, ",");
1.132 schwarze 1554: }
1.1 kristaps 1555: }
1556:
1.132 schwarze 1557: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1558: term_word(p, ")");
1559:
1.132 schwarze 1560: if (pretty) {
1561: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1562: term_word(p, ";");
1.132 schwarze 1563: }
1.1 kristaps 1564:
1565: return(0);
1566: }
1567:
1568:
1569: /* ARGSUSED */
1570: static int
1571: termp_fa_pre(DECL_ARGS)
1572: {
1.60 schwarze 1573: const struct mdoc_node *nn;
1.1 kristaps 1574:
1.60 schwarze 1575: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1576: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 1577: return(1);
1578: }
1579:
1.60 schwarze 1580: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1581: term_fontpush(p, TERMFONT_UNDER);
1.60 schwarze 1582: term_word(p, nn->string);
1.65 schwarze 1583: term_fontpop(p);
1584:
1.132 schwarze 1585: if (nn->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: if (n->child && n->next && n->next->tok == MDOC_Fa) {
1592: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1593: term_word(p, ",");
1.132 schwarze 1594: }
1.1 kristaps 1595:
1596: return(0);
1597: }
1598:
1599:
1600: /* ARGSUSED */
1601: static int
1602: termp_bd_pre(DECL_ARGS)
1603: {
1.99 schwarze 1604: size_t tabwidth, rm, rmax;
1.146 ! schwarze 1605: struct mdoc_node *nn;
1.1 kristaps 1606:
1.60 schwarze 1607: if (MDOC_BLOCK == n->type) {
1.61 schwarze 1608: print_bvspace(p, n, n);
1.45 schwarze 1609: return(1);
1.73 schwarze 1610: } else if (MDOC_HEAD == n->type)
1611: return(0);
1.1 kristaps 1612:
1.121 schwarze 1613: if (n->norm->Bd.offs)
1614: p->offset += a2offs(p, n->norm->Bd.offs);
1.60 schwarze 1615:
1616: /*
1617: * If -ragged or -filled are specified, the block does nothing
1618: * but change the indentation. If -unfilled or -literal are
1619: * specified, text is printed exactly as entered in the display:
1620: * for macro lines, a newline is appended to the line. Blank
1621: * lines are allowed.
1622: */
1.48 schwarze 1623:
1.121 schwarze 1624: if (DISP_literal != n->norm->Bd.type &&
1625: DISP_unfilled != n->norm->Bd.type)
1.1 kristaps 1626: return(1);
1627:
1.75 schwarze 1628: tabwidth = p->tabwidth;
1.123 schwarze 1629: if (DISP_literal == n->norm->Bd.type)
1630: p->tabwidth = term_len(p, 8);
1631:
1.77 schwarze 1632: rm = p->rmargin;
1633: rmax = p->maxrmargin;
1634: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1635:
1.60 schwarze 1636: for (nn = n->child; nn; nn = nn->next) {
1.100 schwarze 1637: print_mdoc_node(p, pair, m, nn);
1.108 schwarze 1638: /*
1639: * If the printed node flushes its own line, then we
1640: * needn't do it here as well. This is hacky, but the
1641: * notion of selective eoln whitespace is pretty dumb
1642: * anyway, so don't sweat it.
1643: */
1644: switch (nn->tok) {
1.112 schwarze 1645: case (MDOC_Sm):
1646: /* FALLTHROUGH */
1.108 schwarze 1647: case (MDOC_br):
1648: /* FALLTHROUGH */
1649: case (MDOC_sp):
1650: /* FALLTHROUGH */
1651: case (MDOC_Bl):
1.115 schwarze 1652: /* FALLTHROUGH */
1653: case (MDOC_D1):
1654: /* FALLTHROUGH */
1655: case (MDOC_Dl):
1.108 schwarze 1656: /* FALLTHROUGH */
1657: case (MDOC_Lp):
1658: /* FALLTHROUGH */
1659: case (MDOC_Pp):
1660: continue;
1661: default:
1662: break;
1663: }
1.100 schwarze 1664: if (nn->next && nn->next->line == nn->line)
1665: continue;
1666: term_flushln(p);
1.48 schwarze 1667: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1668: }
1.88 schwarze 1669:
1.75 schwarze 1670: p->tabwidth = tabwidth;
1.77 schwarze 1671: p->rmargin = rm;
1672: p->maxrmargin = rmax;
1.1 kristaps 1673: return(0);
1674: }
1675:
1676:
1677: /* ARGSUSED */
1678: static void
1679: termp_bd_post(DECL_ARGS)
1680: {
1.77 schwarze 1681: size_t rm, rmax;
1.1 kristaps 1682:
1.60 schwarze 1683: if (MDOC_BODY != n->type)
1.1 kristaps 1684: return;
1.77 schwarze 1685:
1686: rm = p->rmargin;
1687: rmax = p->maxrmargin;
1688:
1.121 schwarze 1689: if (DISP_literal == n->norm->Bd.type ||
1690: DISP_unfilled == n->norm->Bd.type)
1.77 schwarze 1691: p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1692:
1.48 schwarze 1693: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1694: term_newln(p);
1.77 schwarze 1695:
1696: p->rmargin = rm;
1697: p->maxrmargin = rmax;
1.1 kristaps 1698: }
1699:
1700:
1701: /* ARGSUSED */
1.126 schwarze 1702: static int
1703: termp_bx_pre(DECL_ARGS)
1.1 kristaps 1704: {
1705:
1.126 schwarze 1706: if (NULL != (n = n->child)) {
1707: term_word(p, n->string);
1708: p->flags |= TERMP_NOSPACE;
1709: term_word(p, "BSD");
1710: } else {
1711: term_word(p, "BSD");
1712: return(0);
1713: }
1714:
1715: if (NULL != (n = n->next)) {
1716: p->flags |= TERMP_NOSPACE;
1717: term_word(p, "-");
1.1 kristaps 1718: p->flags |= TERMP_NOSPACE;
1.126 schwarze 1719: term_word(p, n->string);
1720: }
1721:
1722: return(0);
1.1 kristaps 1723: }
1724:
1725:
1726: /* ARGSUSED */
1727: static int
1.26 schwarze 1728: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1729: {
1.26 schwarze 1730: const char *pp;
1.129 schwarze 1731: int flags;
1.1 kristaps 1732:
1.26 schwarze 1733: pp = NULL;
1.60 schwarze 1734: switch (n->tok) {
1.26 schwarze 1735: case (MDOC_Bsx):
1.113 schwarze 1736: pp = "BSD/OS";
1.26 schwarze 1737: break;
1738: case (MDOC_Dx):
1.64 schwarze 1739: pp = "DragonFly";
1.26 schwarze 1740: break;
1741: case (MDOC_Fx):
1742: pp = "FreeBSD";
1743: break;
1744: case (MDOC_Nx):
1745: pp = "NetBSD";
1746: break;
1747: case (MDOC_Ox):
1748: pp = "OpenBSD";
1749: break;
1750: case (MDOC_Ux):
1751: pp = "UNIX";
1752: break;
1753: default:
1754: break;
1755: }
1.1 kristaps 1756:
1.26 schwarze 1757: term_word(p, pp);
1.129 schwarze 1758: if (n->child) {
1759: flags = p->flags;
1760: p->flags |= TERMP_KEEP;
1761: term_word(p, n->child->string);
1762: p->flags = flags;
1763: }
1764: return(0);
1.1 kristaps 1765: }
1766:
1767:
1768: /* ARGSUSED */
1769: static int
1.109 schwarze 1770: termp_igndelim_pre(DECL_ARGS)
1.1 kristaps 1771: {
1772:
1773: p->flags |= TERMP_IGNDELIM;
1774: return(1);
1775: }
1776:
1777:
1778: /* ARGSUSED */
1779: static void
1780: termp_pf_post(DECL_ARGS)
1781: {
1782:
1783: p->flags |= TERMP_NOSPACE;
1784: }
1785:
1786:
1787: /* ARGSUSED */
1788: static int
1789: termp_ss_pre(DECL_ARGS)
1790: {
1791:
1.60 schwarze 1792: switch (n->type) {
1.1 kristaps 1793: case (MDOC_BLOCK):
1794: term_newln(p);
1.60 schwarze 1795: if (n->prev)
1.1 kristaps 1796: term_vspace(p);
1797: break;
1798: case (MDOC_HEAD):
1.65 schwarze 1799: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1800: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1801: break;
1802: default:
1803: break;
1804: }
1805:
1806: return(1);
1807: }
1808:
1809:
1810: /* ARGSUSED */
1811: static void
1812: termp_ss_post(DECL_ARGS)
1813: {
1814:
1.60 schwarze 1815: if (MDOC_HEAD == n->type)
1.1 kristaps 1816: term_newln(p);
1817: }
1818:
1819:
1820: /* ARGSUSED */
1821: static int
1822: termp_cd_pre(DECL_ARGS)
1823: {
1824:
1.86 schwarze 1825: synopsis_pre(p, n);
1.65 schwarze 1826: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1827: return(1);
1828: }
1829:
1830:
1831: /* ARGSUSED */
1832: static int
1833: termp_in_pre(DECL_ARGS)
1834: {
1835:
1.86 schwarze 1836: synopsis_pre(p, n);
1.85 schwarze 1837:
1.92 schwarze 1838: if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.85 schwarze 1839: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1840: term_word(p, "#include");
1.85 schwarze 1841: term_word(p, "<");
1842: } else {
1843: term_word(p, "<");
1844: term_fontpush(p, TERMFONT_UNDER);
1845: }
1.23 schwarze 1846:
1.1 kristaps 1847: p->flags |= TERMP_NOSPACE;
1848: return(1);
1849: }
1850:
1851:
1852: /* ARGSUSED */
1853: static void
1854: termp_in_post(DECL_ARGS)
1855: {
1856:
1.92 schwarze 1857: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1858: term_fontpush(p, TERMFONT_BOLD);
1859:
1.59 schwarze 1860: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1861: term_word(p, ">");
1862:
1.92 schwarze 1863: if (MDOC_SYNPRETTY & n->flags)
1.85 schwarze 1864: term_fontpop(p);
1.38 schwarze 1865: }
1866:
1867:
1868: /* ARGSUSED */
1869: static int
1870: termp_sp_pre(DECL_ARGS)
1871: {
1.61 schwarze 1872: size_t i, len;
1.38 schwarze 1873:
1.60 schwarze 1874: switch (n->tok) {
1.54 schwarze 1875: case (MDOC_sp):
1.89 schwarze 1876: len = n->child ? a2height(p, n->child->string) : 1;
1.54 schwarze 1877: break;
1878: case (MDOC_br):
1879: len = 0;
1880: break;
1881: default:
1882: len = 1;
1883: break;
1.38 schwarze 1884: }
1885:
1886: if (0 == len)
1887: term_newln(p);
1888: for (i = 0; i < len; i++)
1889: term_vspace(p);
1890:
1891: return(0);
1892: }
1893:
1894:
1895: /* ARGSUSED */
1896: static int
1.107 schwarze 1897: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1898: {
1899:
1.120 schwarze 1900: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1901: return(1);
1902:
1.107 schwarze 1903: switch (n->tok) {
1904: case (MDOC_Ao):
1905: /* FALLTHROUGH */
1906: case (MDOC_Aq):
1907: term_word(p, "<");
1908: break;
1909: case (MDOC_Bro):
1910: /* FALLTHROUGH */
1911: case (MDOC_Brq):
1912: term_word(p, "{");
1913: break;
1914: case (MDOC_Oo):
1915: /* FALLTHROUGH */
1916: case (MDOC_Op):
1917: /* FALLTHROUGH */
1918: case (MDOC_Bo):
1919: /* FALLTHROUGH */
1920: case (MDOC_Bq):
1921: term_word(p, "[");
1922: break;
1923: case (MDOC_Do):
1924: /* FALLTHROUGH */
1925: case (MDOC_Dq):
1926: term_word(p, "``");
1927: break;
1.139 schwarze 1928: case (MDOC_Eo):
1929: break;
1.107 schwarze 1930: case (MDOC_Po):
1931: /* FALLTHROUGH */
1932: case (MDOC_Pq):
1933: term_word(p, "(");
1934: break;
1.120 schwarze 1935: case (MDOC__T):
1936: /* FALLTHROUGH */
1.107 schwarze 1937: case (MDOC_Qo):
1938: /* FALLTHROUGH */
1939: case (MDOC_Qq):
1940: term_word(p, "\"");
1941: break;
1942: case (MDOC_Ql):
1943: /* FALLTHROUGH */
1944: case (MDOC_So):
1945: /* FALLTHROUGH */
1946: case (MDOC_Sq):
1947: term_word(p, "`");
1948: break;
1949: default:
1950: abort();
1951: /* NOTREACHED */
1952: }
1.1 kristaps 1953:
1954: p->flags |= TERMP_NOSPACE;
1955: return(1);
1956: }
1957:
1958:
1959: /* ARGSUSED */
1960: static void
1.107 schwarze 1961: termp_quote_post(DECL_ARGS)
1.1 kristaps 1962: {
1963:
1.120 schwarze 1964: if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1 kristaps 1965: return;
1966:
1967: p->flags |= TERMP_NOSPACE;
1968:
1.107 schwarze 1969: switch (n->tok) {
1970: case (MDOC_Ao):
1971: /* FALLTHROUGH */
1972: case (MDOC_Aq):
1973: term_word(p, ">");
1974: break;
1975: case (MDOC_Bro):
1976: /* FALLTHROUGH */
1977: case (MDOC_Brq):
1978: term_word(p, "}");
1979: break;
1980: case (MDOC_Oo):
1981: /* FALLTHROUGH */
1982: case (MDOC_Op):
1983: /* FALLTHROUGH */
1984: case (MDOC_Bo):
1985: /* FALLTHROUGH */
1986: case (MDOC_Bq):
1987: term_word(p, "]");
1988: break;
1989: case (MDOC_Do):
1990: /* FALLTHROUGH */
1991: case (MDOC_Dq):
1992: term_word(p, "''");
1.139 schwarze 1993: break;
1994: case (MDOC_Eo):
1.107 schwarze 1995: break;
1996: case (MDOC_Po):
1997: /* FALLTHROUGH */
1998: case (MDOC_Pq):
1999: term_word(p, ")");
2000: break;
1.120 schwarze 2001: case (MDOC__T):
2002: /* FALLTHROUGH */
1.107 schwarze 2003: case (MDOC_Qo):
2004: /* FALLTHROUGH */
2005: case (MDOC_Qq):
2006: term_word(p, "\"");
2007: break;
2008: case (MDOC_Ql):
2009: /* FALLTHROUGH */
2010: case (MDOC_So):
2011: /* FALLTHROUGH */
2012: case (MDOC_Sq):
2013: term_word(p, "'");
2014: break;
2015: default:
2016: abort();
2017: /* NOTREACHED */
2018: }
1.1 kristaps 2019: }
2020:
2021:
2022: /* ARGSUSED */
2023: static int
2024: termp_fo_pre(DECL_ARGS)
2025: {
2026:
1.85 schwarze 2027: if (MDOC_BLOCK == n->type) {
1.86 schwarze 2028: synopsis_pre(p, n);
1.85 schwarze 2029: return(1);
2030: } else if (MDOC_BODY == n->type) {
1.31 schwarze 2031: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2032: term_word(p, "(");
1.132 schwarze 2033: p->flags |= TERMP_NOSPACE;
1.1 kristaps 2034: return(1);
1.85 schwarze 2035: }
2036:
1.95 schwarze 2037: if (NULL == n->child)
2038: return(0);
2039:
1.85 schwarze 2040: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 2041:
1.85 schwarze 2042: assert(n->child->string);
1.65 schwarze 2043: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 2044: term_word(p, n->child->string);
1.1 kristaps 2045: return(0);
2046: }
2047:
2048:
2049: /* ARGSUSED */
2050: static void
2051: termp_fo_post(DECL_ARGS)
2052: {
2053:
1.86 schwarze 2054: if (MDOC_BODY != n->type)
2055: return;
2056:
1.132 schwarze 2057: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2058: term_word(p, ")");
2059:
1.132 schwarze 2060: if (MDOC_SYNPRETTY & n->flags) {
2061: p->flags |= TERMP_NOSPACE;
1.86 schwarze 2062: term_word(p, ";");
1.132 schwarze 2063: }
1.1 kristaps 2064: }
2065:
2066:
2067: /* ARGSUSED */
2068: static int
2069: termp_bf_pre(DECL_ARGS)
2070: {
2071:
1.60 schwarze 2072: if (MDOC_HEAD == n->type)
1.1 kristaps 2073: return(0);
1.146 ! schwarze 2074: else if (MDOC_BODY != n->type)
1.1 kristaps 2075: return(1);
2076:
1.121 schwarze 2077: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 2078: term_fontpush(p, TERMFONT_UNDER);
1.121 schwarze 2079: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 2080: term_fontpush(p, TERMFONT_BOLD);
1.95 schwarze 2081: else
1.65 schwarze 2082: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 2083:
2084: return(1);
2085: }
2086:
2087:
2088: /* ARGSUSED */
2089: static int
2090: termp_sm_pre(DECL_ARGS)
2091: {
2092:
1.60 schwarze 2093: assert(n->child && MDOC_TEXT == n->child->type);
1.96 schwarze 2094: if (0 == strcmp("on", n->child->string)) {
2095: if (p->col)
2096: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 2097: p->flags &= ~TERMP_NONOSPACE;
1.96 schwarze 2098: } else
1.1 kristaps 2099: p->flags |= TERMP_NONOSPACE;
2100:
2101: return(0);
2102: }
2103:
2104:
2105: /* ARGSUSED */
2106: static int
2107: termp_ap_pre(DECL_ARGS)
2108: {
2109:
2110: p->flags |= TERMP_NOSPACE;
1.107 schwarze 2111: term_word(p, "'");
1.1 kristaps 2112: p->flags |= TERMP_NOSPACE;
2113: return(1);
2114: }
2115:
2116:
2117: /* ARGSUSED */
2118: static void
2119: termp____post(DECL_ARGS)
2120: {
1.104 schwarze 2121:
2122: /*
2123: * Handle lists of authors. In general, print each followed by
2124: * a comma. Don't print the comma if there are only two
2125: * authors.
2126: */
2127: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
2128: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
2129: if (NULL == n->prev || MDOC__A != n->prev->tok)
2130: return;
1.1 kristaps 2131:
1.62 schwarze 2132: /* TODO: %U. */
2133:
1.106 schwarze 2134: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
2135: return;
2136:
1.132 schwarze 2137: p->flags |= TERMP_NOSPACE;
1.106 schwarze 2138: if (NULL == n->next) {
2139: term_word(p, ".");
2140: p->flags |= TERMP_SENTENCE;
2141: } else
2142: term_word(p, ",");
1.1 kristaps 2143: }
2144:
2145:
2146: /* ARGSUSED */
2147: static int
1.65 schwarze 2148: termp_li_pre(DECL_ARGS)
2149: {
2150:
2151: term_fontpush(p, TERMFONT_NONE);
2152: return(1);
2153: }
2154:
2155:
2156: /* ARGSUSED */
2157: static int
1.1 kristaps 2158: termp_lk_pre(DECL_ARGS)
2159: {
1.142 schwarze 2160: const struct mdoc_node *link, *descr;
1.1 kristaps 2161:
1.142 schwarze 2162: if (NULL == (link = n->child))
2163: return(0);
1.101 schwarze 2164:
1.142 schwarze 2165: if (NULL != (descr = link->next)) {
2166: term_fontpush(p, TERMFONT_UNDER);
2167: while (NULL != descr) {
2168: term_word(p, descr->string);
2169: descr = descr->next;
2170: }
2171: p->flags |= TERMP_NOSPACE;
2172: term_word(p, ":");
2173: term_fontpop(p);
2174: }
1.1 kristaps 2175:
1.65 schwarze 2176: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 2177: term_word(p, link->string);
1.65 schwarze 2178: term_fontpop(p);
1.6 schwarze 2179:
1.1 kristaps 2180: return(0);
2181: }
2182:
1.90 schwarze 2183:
2184: /* ARGSUSED */
2185: static int
2186: termp_bk_pre(DECL_ARGS)
2187: {
2188:
1.91 schwarze 2189: switch (n->type) {
2190: case (MDOC_BLOCK):
1.95 schwarze 2191: break;
1.91 schwarze 2192: case (MDOC_HEAD):
2193: return(0);
2194: case (MDOC_BODY):
1.117 schwarze 2195: if (n->parent->args || 0 == n->prev->nchild)
2196: p->flags |= TERMP_PREKEEP;
1.95 schwarze 2197: break;
1.91 schwarze 2198: default:
2199: abort();
1.95 schwarze 2200: /* NOTREACHED */
1.91 schwarze 2201: }
1.95 schwarze 2202:
2203: return(1);
1.90 schwarze 2204: }
2205:
2206:
2207: /* ARGSUSED */
2208: static void
2209: termp_bk_post(DECL_ARGS)
2210: {
2211:
1.91 schwarze 2212: if (MDOC_BODY == n->type)
2213: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2214: }
1.120 schwarze 2215:
2216: /* ARGSUSED */
2217: static void
2218: termp__t_post(DECL_ARGS)
2219: {
2220:
2221: /*
2222: * If we're in an `Rs' and there's a journal present, then quote
2223: * us instead of underlining us (for disambiguation).
2224: */
1.121 schwarze 2225: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2226: n->parent->norm->Rs.quote_T)
1.120 schwarze 2227: termp_quote_post(p, pair, m, n);
2228:
2229: termp____post(p, pair, m, n);
2230: }
2231:
2232: /* ARGSUSED */
2233: static int
2234: termp__t_pre(DECL_ARGS)
2235: {
2236:
2237: /*
2238: * If we're in an `Rs' and there's a journal present, then quote
2239: * us instead of underlining us (for disambiguation).
2240: */
1.121 schwarze 2241: if (n->parent && MDOC_Rs == n->parent->tok &&
1.125 schwarze 2242: n->parent->norm->Rs.quote_T)
1.120 schwarze 2243: return(termp_quote_pre(p, pair, m, n));
2244:
2245: term_fontpush(p, TERMFONT_UNDER);
2246: return(1);
1.121 schwarze 2247: }
1.1 kristaps 2248:
2249: /* ARGSUSED */
2250: static int
1.54 schwarze 2251: termp_under_pre(DECL_ARGS)
1.1 kristaps 2252: {
2253:
1.65 schwarze 2254: term_fontpush(p, TERMFONT_UNDER);
1.1 kristaps 2255: return(1);
2256: }
![[BACK]](/icons/back.gif){kind=icon}
Return to mdoc_term.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / mandoc