Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.282
1.282 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.281 2022/09/11 09:12:47 schwarze Exp $ */
1.1 kristaps 2: /*
1.280 schwarze 3: * Copyright (c) 2010, 2012-2020, 2022 Ingo Schwarze <schwarze@openbsd.org>
1.122 schwarze 4: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.158 schwarze 5: * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.213 schwarze 11: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.2 schwarze 12: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.213 schwarze 13: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.2 schwarze 14: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.278 schwarze 18: *
19: * Plain text formatter for mdoc(7), used by mandoc(1)
20: * for ASCII, UTF-8, PostScript, and PDF output.
1.1 kristaps 21: */
22: #include <sys/types.h>
23:
24: #include <assert.h>
25: #include <ctype.h>
1.201 schwarze 26: #include <limits.h>
1.77 schwarze 27: #include <stdint.h>
1.1 kristaps 28: #include <stdio.h>
29: #include <stdlib.h>
30: #include <string.h>
31:
1.213 schwarze 32: #include "mandoc_aux.h"
33: #include "roff.h"
34: #include "mdoc.h"
1.61 schwarze 35: #include "out.h"
1.1 kristaps 36: #include "term.h"
1.278 schwarze 37: #include "term_tag.h"
1.61 schwarze 38: #include "main.h"
1.54 schwarze 39:
1.1 kristaps 40: struct termpair {
41: struct termpair *ppair;
1.27 schwarze 42: int count;
1.1 kristaps 43: };
44:
1.29 schwarze 45: #define DECL_ARGS struct termp *p, \
46: struct termpair *pair, \
1.215 schwarze 47: const struct roff_meta *meta, \
1.214 schwarze 48: struct roff_node *n
1.1 kristaps 49:
1.267 schwarze 50: struct mdoc_term_act {
1.1 kristaps 51: int (*pre)(DECL_ARGS);
52: void (*post)(DECL_ARGS);
53: };
1.29 schwarze 54:
1.201 schwarze 55: static int a2width(const struct termp *, const char *);
1.62 schwarze 56:
57: static void print_bvspace(struct termp *,
1.276 schwarze 58: struct roff_node *, struct roff_node *);
1.166 schwarze 59: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 60: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 61: static void print_mdoc_head(struct termp *, const struct roff_meta *);
62: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.276 schwarze 63: static void synopsis_pre(struct termp *, struct roff_node *);
1.62 schwarze 64:
1.29 schwarze 65: static void termp____post(DECL_ARGS);
1.120 schwarze 66: static void termp__t_post(DECL_ARGS);
1.29 schwarze 67: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 68: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 69: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 70: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 71: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 72: static void termp_fo_post(DECL_ARGS);
73: static void termp_in_post(DECL_ARGS);
74: static void termp_it_post(DECL_ARGS);
75: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 76: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 77: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 78: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 79: static void termp_sh_post(DECL_ARGS);
80: static void termp_ss_post(DECL_ARGS);
1.238 schwarze 81: static void termp_xx_post(DECL_ARGS);
1.29 schwarze 82:
1.104 schwarze 83: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 84: static int termp__t_pre(DECL_ARGS);
1.268 schwarze 85: static int termp_abort_pre(DECL_ARGS);
1.49 schwarze 86: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 87: static int termp_ap_pre(DECL_ARGS);
88: static int termp_bd_pre(DECL_ARGS);
89: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 90: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 91: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 92: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 93: static int termp_d1_pre(DECL_ARGS);
1.205 schwarze 94: static int termp_eo_pre(DECL_ARGS);
1.29 schwarze 95: static int termp_ex_pre(DECL_ARGS);
96: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 97: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 98: static int termp_fl_pre(DECL_ARGS);
99: static int termp_fn_pre(DECL_ARGS);
100: static int termp_fo_pre(DECL_ARGS);
101: static int termp_ft_pre(DECL_ARGS);
102: static int termp_in_pre(DECL_ARGS);
103: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 104: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 105: static int termp_lk_pre(DECL_ARGS);
106: static int termp_nd_pre(DECL_ARGS);
107: static int termp_nm_pre(DECL_ARGS);
108: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 109: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 110: static int termp_rs_pre(DECL_ARGS);
111: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 112: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_sm_pre(DECL_ARGS);
1.254 schwarze 114: static int termp_pp_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_ss_pre(DECL_ARGS);
1.54 schwarze 116: static int termp_under_pre(DECL_ARGS);
1.69 schwarze 117: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 118: static int termp_xr_pre(DECL_ARGS);
119: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 120:
1.267 schwarze 121: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 122: { NULL, NULL }, /* Dd */
123: { NULL, NULL }, /* Dt */
124: { NULL, NULL }, /* Os */
125: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 126: { termp_ss_pre, termp_ss_post }, /* Ss */
1.254 schwarze 127: { termp_pp_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 */
1.166 schwarze 135: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 136: { termp_an_pre, NULL }, /* An */
1.249 schwarze 137: { termp_ap_pre, NULL }, /* Ap */
1.54 schwarze 138: { termp_under_pre, NULL }, /* Ar */
1.278 schwarze 139: { termp_fd_pre, NULL }, /* Cd */
1.54 schwarze 140: { termp_bold_pre, NULL }, /* Cm */
1.224 schwarze 141: { termp_li_pre, NULL }, /* Dv */
1.278 schwarze 142: { NULL, NULL }, /* Er */
143: { NULL, NULL }, /* Ev */
1.1 kristaps 144: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 145: { termp_fa_pre, NULL }, /* Fa */
146: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 147: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 148: { termp_fn_pre, NULL }, /* Fn */
149: { termp_ft_pre, NULL }, /* Ft */
150: { termp_bold_pre, NULL }, /* Ic */
151: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 152: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 153: { termp_nd_pre, NULL }, /* Nd */
154: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 155: { termp_quote_pre, termp_quote_post }, /* Op */
1.268 schwarze 156: { termp_abort_pre, NULL }, /* Ot */
1.54 schwarze 157: { termp_under_pre, NULL }, /* Pa */
1.240 schwarze 158: { termp_ex_pre, NULL }, /* Rv */
1.166 schwarze 159: { NULL, NULL }, /* St */
1.54 schwarze 160: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 161: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 162: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 163: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 164: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 165: { NULL, termp____post }, /* %D */
1.58 schwarze 166: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 167: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 168: { NULL, termp____post }, /* %N */
169: { NULL, termp____post }, /* %O */
170: { NULL, termp____post }, /* %P */
171: { NULL, termp____post }, /* %R */
1.120 schwarze 172: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 173: { NULL, termp____post }, /* %V */
174: { NULL, NULL }, /* Ac */
1.107 schwarze 175: { termp_quote_pre, termp_quote_post }, /* Ao */
176: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 177: { NULL, NULL }, /* At */
1.1 kristaps 178: { NULL, NULL }, /* Bc */
1.166 schwarze 179: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 180: { termp_quote_pre, termp_quote_post }, /* Bo */
181: { termp_quote_pre, termp_quote_post }, /* Bq */
1.238 schwarze 182: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.239 schwarze 183: { NULL, NULL }, /* Bx */
1.193 schwarze 184: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 185: { NULL, NULL }, /* Dc */
1.107 schwarze 186: { termp_quote_pre, termp_quote_post }, /* Do */
187: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 188: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 189: { NULL, NULL }, /* Ef */
1.278 schwarze 190: { termp_under_pre, NULL }, /* Em */
1.205 schwarze 191: { termp_eo_pre, termp_eo_post }, /* Eo */
1.238 schwarze 192: { termp_xx_pre, termp_xx_post }, /* Fx */
1.98 schwarze 193: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 194: { termp_li_pre, NULL }, /* No */
1.1 kristaps 195: { termp_ns_pre, NULL }, /* Ns */
1.238 schwarze 196: { termp_xx_pre, termp_xx_post }, /* Nx */
197: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 198: { NULL, NULL }, /* Pc */
1.156 schwarze 199: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 200: { termp_quote_pre, termp_quote_post }, /* Po */
201: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 202: { NULL, NULL }, /* Qc */
1.107 schwarze 203: { termp_quote_pre, termp_quote_post }, /* Ql */
204: { termp_quote_pre, termp_quote_post }, /* Qo */
205: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 206: { NULL, NULL }, /* Re */
207: { termp_rs_pre, NULL }, /* Rs */
208: { NULL, NULL }, /* Sc */
1.107 schwarze 209: { termp_quote_pre, termp_quote_post }, /* So */
210: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 211: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 212: { termp_under_pre, NULL }, /* Sx */
1.278 schwarze 213: { termp_bold_pre, NULL }, /* Sy */
1.1 kristaps 214: { NULL, NULL }, /* Tn */
1.238 schwarze 215: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 216: { NULL, NULL }, /* Xc */
217: { NULL, NULL }, /* Xo */
1.166 schwarze 218: { termp_fo_pre, termp_fo_post }, /* Fo */
219: { NULL, NULL }, /* Fc */
1.107 schwarze 220: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 221: { NULL, NULL }, /* Oc */
1.90 schwarze 222: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 223: { NULL, NULL }, /* Ek */
1.240 schwarze 224: { NULL, NULL }, /* Bt */
1.1 kristaps 225: { NULL, NULL }, /* Hf */
1.170 schwarze 226: { termp_under_pre, NULL }, /* Fr */
1.240 schwarze 227: { NULL, NULL }, /* Ud */
1.32 schwarze 228: { NULL, termp_lb_post }, /* Lb */
1.268 schwarze 229: { termp_abort_pre, NULL }, /* Lp */
1.166 schwarze 230: { termp_lk_pre, NULL }, /* Lk */
231: { termp_under_pre, NULL }, /* Mt */
232: { termp_quote_pre, termp_quote_post }, /* Brq */
233: { termp_quote_pre, termp_quote_post }, /* Bro */
234: { NULL, NULL }, /* Brc */
235: { NULL, termp____post }, /* %C */
1.193 schwarze 236: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 237: { termp_quote_pre, termp_quote_post }, /* En */
1.238 schwarze 238: { termp_xx_pre, termp_xx_post }, /* Dx */
1.166 schwarze 239: { NULL, termp____post }, /* %Q */
240: { NULL, termp____post }, /* %U */
241: { NULL, NULL }, /* Ta */
1.277 schwarze 242: { termp_skip_pre, NULL }, /* Tg */
1.1 kristaps 243: };
244:
1.249 schwarze 245:
1.55 schwarze 246: void
1.270 schwarze 247: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 248: {
1.273 schwarze 249: struct roff_node *n, *nn;
1.61 schwarze 250: struct termp *p;
251:
252: p = (struct termp *)arg;
1.261 schwarze 253: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.255 schwarze 254: term_tab_set(p, NULL);
255: term_tab_set(p, "T");
256: term_tab_set(p, ".5i");
1.55 schwarze 257:
1.218 schwarze 258: n = mdoc->first->child;
1.180 schwarze 259: if (p->synopsisonly) {
1.273 schwarze 260: for (nn = NULL; n != NULL; n = n->next) {
261: if (n->tok != MDOC_Sh)
262: continue;
263: if (n->sec == SEC_SYNOPSIS)
1.180 schwarze 264: break;
1.273 schwarze 265: if (nn == NULL && n->sec == SEC_NAME)
266: nn = n;
1.180 schwarze 267: }
1.273 schwarze 268: if (n == NULL)
269: n = nn;
270: p->flags |= TERMP_NOSPACE;
271: if (n != NULL && (n = n->child->next->child) != NULL)
272: print_mdoc_nodelist(p, NULL, mdoc, n);
273: term_newln(p);
1.180 schwarze 274: } else {
1.270 schwarze 275: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.266 schwarze 276: while (n != NULL &&
277: (n->type == ROFFT_COMMENT ||
278: n->flags & NODE_NOPRT))
1.236 schwarze 279: n = n->next;
1.180 schwarze 280: if (n != NULL) {
281: if (n->tok != MDOC_Sh)
282: term_vspace(p);
1.270 schwarze 283: print_mdoc_nodelist(p, NULL, mdoc, n);
1.180 schwarze 284: }
285: term_end(p);
1.173 schwarze 286: }
1.1 kristaps 287: }
288:
289: static void
1.65 schwarze 290: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 291: {
1.203 schwarze 292: while (n != NULL) {
293: print_mdoc_node(p, pair, meta, n);
294: n = n->next;
295: }
1.1 kristaps 296: }
297:
298: static void
1.65 schwarze 299: print_mdoc_node(DECL_ARGS)
1.1 kristaps 300: {
1.267 schwarze 301: const struct mdoc_term_act *act;
1.1 kristaps 302: struct termpair npair;
1.28 schwarze 303: size_t offset, rmargin;
1.267 schwarze 304: int chld;
1.1 kristaps 305:
1.271 schwarze 306: /*
307: * In no-fill mode, break the output line at the beginning
308: * of new input lines except after \c, and nowhere else.
309: */
310:
311: if (n->flags & NODE_NOFILL) {
312: if (n->flags & NODE_LINE &&
313: (p->flags & TERMP_NONEWLINE) == 0)
314: term_newln(p);
315: p->flags |= TERMP_BRNEVER;
1.280 schwarze 316: } else {
317: if (n->flags & NODE_LINE)
318: term_tab_ref(p);
1.271 schwarze 319: p->flags &= ~TERMP_BRNEVER;
1.280 schwarze 320: }
1.271 schwarze 321:
1.266 schwarze 322: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.236 schwarze 323: return;
324:
1.54 schwarze 325: chld = 1;
1.261 schwarze 326: offset = p->tcol->offset;
327: rmargin = p->tcol->rmargin;
1.237 schwarze 328: n->flags &= ~NODE_ENDED;
1.204 schwarze 329: n->prev_font = p->fonti;
1.1 kristaps 330:
1.63 schwarze 331: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 332: npair.ppair = pair;
1.65 schwarze 333:
1.279 schwarze 334: if (n->flags & NODE_ID && n->tok != MDOC_Pp &&
335: (n->tok != MDOC_It || n->type != ROFFT_BLOCK))
1.278 schwarze 336: term_tag_write(n, p->line);
1.277 schwarze 337:
1.95 schwarze 338: /*
339: * Keeps only work until the end of a line. If a keep was
340: * invoked in a prior line, revert it to PREKEEP.
341: */
342:
1.237 schwarze 343: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.206 schwarze 344: p->flags &= ~TERMP_KEEP;
345: p->flags |= TERMP_PREKEEP;
1.95 schwarze 346: }
1.116 schwarze 347:
348: /*
1.128 schwarze 349: * After the keep flags have been set up, we may now
350: * produce output. Note that some pre-handlers do so.
351: */
352:
1.272 schwarze 353: act = NULL;
1.128 schwarze 354: switch (n->type) {
1.213 schwarze 355: case ROFFT_TEXT:
1.271 schwarze 356: if (n->flags & NODE_LINE) {
357: switch (*n->string) {
358: case '\0':
359: if (p->flags & TERMP_NONEWLINE)
360: term_newln(p);
361: else
362: term_vspace(p);
363: return;
364: case ' ':
365: if ((p->flags & TERMP_NONEWLINE) == 0)
366: term_newln(p);
367: break;
368: default:
369: break;
370: }
371: }
1.237 schwarze 372: if (NODE_DELIMC & n->flags)
1.132 schwarze 373: p->flags |= TERMP_NOSPACE;
1.128 schwarze 374: term_word(p, n->string);
1.237 schwarze 375: if (NODE_DELIMO & n->flags)
1.132 schwarze 376: p->flags |= TERMP_NOSPACE;
1.128 schwarze 377: break;
1.213 schwarze 378: case ROFFT_EQN:
1.237 schwarze 379: if ( ! (n->flags & NODE_LINE))
1.183 schwarze 380: p->flags |= TERMP_NOSPACE;
1.135 schwarze 381: term_eqn(p, n->eqn);
1.237 schwarze 382: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.184 schwarze 383: p->flags |= TERMP_NOSPACE;
1.131 schwarze 384: break;
1.213 schwarze 385: case ROFFT_TBL:
1.212 schwarze 386: if (p->tbl.cols == NULL)
387: term_newln(p);
1.128 schwarze 388: term_tbl(p, n->span);
389: break;
390: default:
1.250 schwarze 391: if (n->tok < ROFF_MAX) {
1.251 schwarze 392: roff_term_pre(p, n);
1.253 schwarze 393: return;
1.250 schwarze 394: }
395: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.267 schwarze 396: act = mdoc_term_acts + (n->tok - MDOC_Dd);
397: if (act->pre != NULL &&
1.230 schwarze 398: (n->end == ENDBODY_NOT || n->child != NULL))
1.267 schwarze 399: chld = (*act->pre)(p, &npair, meta, n);
1.128 schwarze 400: break;
401: }
1.95 schwarze 402:
1.60 schwarze 403: if (chld && n->child)
1.147 schwarze 404: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 405:
1.146 schwarze 406: term_fontpopq(p,
1.209 schwarze 407: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 408:
1.122 schwarze 409: switch (n->type) {
1.213 schwarze 410: case ROFFT_TEXT:
1.122 schwarze 411: break;
1.213 schwarze 412: case ROFFT_TBL:
1.131 schwarze 413: break;
1.213 schwarze 414: case ROFFT_EQN:
1.122 schwarze 415: break;
416: default:
1.267 schwarze 417: if (act->post == NULL || n->flags & NODE_ENDED)
1.122 schwarze 418: break;
1.267 schwarze 419: (void)(*act->post)(p, &npair, meta, n);
1.93 schwarze 420:
421: /*
422: * Explicit end tokens not only call the post
423: * handler, but also tell the respective block
424: * that it must not call the post handler again.
425: */
1.95 schwarze 426: if (ENDBODY_NOT != n->end)
1.237 schwarze 427: n->body->flags |= NODE_ENDED;
1.122 schwarze 428: break;
1.93 schwarze 429: }
1.28 schwarze 430:
1.237 schwarze 431: if (NODE_EOS & n->flags)
1.78 schwarze 432: p->flags |= TERMP_SENTENCE;
433:
1.258 schwarze 434: if (n->type != ROFFT_TEXT)
1.261 schwarze 435: p->tcol->offset = offset;
436: p->tcol->rmargin = rmargin;
1.1 kristaps 437: }
438:
439: static void
1.215 schwarze 440: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 441: {
1.191 schwarze 442: size_t sz;
1.87 schwarze 443:
1.65 schwarze 444: term_fontrepl(p, TERMFONT_NONE);
445:
1.166 schwarze 446: /*
1.7 schwarze 447: * Output the footer in new-groff style, that is, three columns
448: * with the middle being the manual date and flanking columns
449: * being the operating system:
450: *
451: * SYSTEM DATE SYSTEM
452: */
453:
1.1 kristaps 454: term_vspace(p);
455:
1.261 schwarze 456: p->tcol->offset = 0;
1.191 schwarze 457: sz = term_strlen(p, meta->date);
1.261 schwarze 458: p->tcol->rmargin = p->maxrmargin > sz ?
1.191 schwarze 459: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 460: p->trailspace = 1;
1.1 kristaps 461: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
462:
1.147 schwarze 463: term_word(p, meta->os);
1.1 kristaps 464: term_flushln(p);
465:
1.261 schwarze 466: p->tcol->offset = p->tcol->rmargin;
1.191 schwarze 467: sz = term_strlen(p, meta->os);
1.261 schwarze 468: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 469: p->flags |= TERMP_NOSPACE;
1.7 schwarze 470:
1.147 schwarze 471: term_word(p, meta->date);
1.7 schwarze 472: term_flushln(p);
473:
1.261 schwarze 474: p->tcol->offset = p->tcol->rmargin;
475: p->tcol->rmargin = p->maxrmargin;
1.152 schwarze 476: p->trailspace = 0;
1.1 kristaps 477: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 478: p->flags |= TERMP_NOSPACE;
1.1 kristaps 479:
1.147 schwarze 480: term_word(p, meta->os);
1.1 kristaps 481: term_flushln(p);
1.7 schwarze 482:
1.261 schwarze 483: p->tcol->offset = 0;
484: p->tcol->rmargin = p->maxrmargin;
1.7 schwarze 485: p->flags = 0;
1.1 kristaps 486: }
487:
488: static void
1.215 schwarze 489: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 490: {
1.169 schwarze 491: char *volume, *title;
492: size_t vollen, titlen;
1.1 kristaps 493:
494: /*
495: * The header is strange. It has three components, which are
496: * really two with the first duplicated. It goes like this:
497: *
498: * IDENTIFIER TITLE IDENTIFIER
499: *
500: * The IDENTIFIER is NAME(SECTION), which is the command-name
501: * (if given, or "unknown" if not) followed by the manual page
502: * section. These are given in `Dt'. The TITLE is a free-form
503: * string depending on the manual volume. If not specified, it
504: * switches on the manual section.
505: */
1.137 schwarze 506:
1.147 schwarze 507: assert(meta->vol);
1.169 schwarze 508: if (NULL == meta->arch)
509: volume = mandoc_strdup(meta->vol);
510: else
511: mandoc_asprintf(&volume, "%s (%s)",
512: meta->vol, meta->arch);
513: vollen = term_strlen(p, volume);
1.1 kristaps 514:
1.177 schwarze 515: if (NULL == meta->msec)
516: title = mandoc_strdup(meta->title);
517: else
518: mandoc_asprintf(&title, "%s(%s)",
519: meta->title, meta->msec);
1.137 schwarze 520: titlen = term_strlen(p, title);
1.1 kristaps 521:
1.137 schwarze 522: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 523: p->trailspace = 1;
1.261 schwarze 524: p->tcol->offset = 0;
525: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.169 schwarze 526: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 527: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 528:
529: term_word(p, title);
530: term_flushln(p);
531:
1.137 schwarze 532: p->flags |= TERMP_NOSPACE;
1.261 schwarze 533: p->tcol->offset = p->tcol->rmargin;
534: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
535: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 536:
1.169 schwarze 537: term_word(p, volume);
1.1 kristaps 538: term_flushln(p);
539:
540: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 541: p->trailspace = 0;
1.261 schwarze 542: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.137 schwarze 543: p->flags |= TERMP_NOSPACE;
1.261 schwarze 544: p->tcol->offset = p->tcol->rmargin;
545: p->tcol->rmargin = p->maxrmargin;
1.137 schwarze 546: term_word(p, title);
547: term_flushln(p);
548: }
1.1 kristaps 549:
1.137 schwarze 550: p->flags &= ~TERMP_NOSPACE;
1.261 schwarze 551: p->tcol->offset = 0;
552: p->tcol->rmargin = p->maxrmargin;
1.168 schwarze 553: free(title);
1.169 schwarze 554: free(volume);
1.1 kristaps 555: }
556:
1.201 schwarze 557: static int
1.89 schwarze 558: a2width(const struct termp *p, const char *v)
1.61 schwarze 559: {
560: struct roffsu su;
1.262 schwarze 561: const char *end;
1.1 kristaps 562:
1.262 schwarze 563: end = a2roffsu(v, &su, SCALE_MAX);
564: if (end == NULL || *end != '\0') {
1.281 schwarze 565: su.unit = SCALE_EN;
566: su.scale = term_strlen(p, v) / term_strlen(p, "0");
1.201 schwarze 567: }
1.263 schwarze 568: return term_hen(p, &su);
1.1 kristaps 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
1.276 schwarze 577: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 578: {
1.276 schwarze 579: struct roff_node *nn;
1.1 kristaps 580:
581: term_newln(p);
1.88 schwarze 582:
1.276 schwarze 583: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
584: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.45 schwarze 585: return;
586:
1.60 schwarze 587: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 588:
1.188 schwarze 589: nn = n;
1.276 schwarze 590: while (roff_node_prev(nn) == NULL) {
1.188 schwarze 591: do {
592: nn = nn->parent;
1.213 schwarze 593: if (nn->type == ROFFT_ROOT)
1.188 schwarze 594: return;
1.213 schwarze 595: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 596: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 597: return;
1.188 schwarze 598: if (nn->tok == MDOC_It &&
599: nn->parent->parent->norm->Bl.type != LIST_item)
600: break;
1.1 kristaps 601: }
602:
1.276 schwarze 603: /*
604: * No vertical space after:
605: * items in .Bl -column
606: * items without a body in .Bl -diag
607: */
1.45 schwarze 608:
1.276 schwarze 609: if (bl->tok != MDOC_Bl ||
610: n->prev == NULL || n->prev->tok != MDOC_It ||
611: (bl->norm->Bl.type != LIST_column &&
612: (bl->norm->Bl.type != LIST_diag ||
613: n->prev->body->child != NULL)))
614: term_vspace(p);
1.162 schwarze 615: }
616:
1.1 kristaps 617:
618: static int
619: termp_it_pre(DECL_ARGS)
620: {
1.244 schwarze 621: struct roffsu su;
1.201 schwarze 622: char buf[24];
1.214 schwarze 623: const struct roff_node *bl, *nn;
1.201 schwarze 624: size_t ncols, dcol;
625: int i, offset, width;
1.82 schwarze 626: enum mdoc_list type;
1.1 kristaps 627:
1.213 schwarze 628: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 629: print_bvspace(p, n->parent->parent, n);
1.279 schwarze 630: if (n->flags & NODE_ID)
631: term_tag_write(n, p->line);
1.227 schwarze 632: return 1;
1.45 schwarze 633: }
1.1 kristaps 634:
1.60 schwarze 635: bl = n->parent->parent->parent;
1.121 schwarze 636: type = bl->norm->Bl.type;
1.1 kristaps 637:
1.166 schwarze 638: /*
1.201 schwarze 639: * Defaults for specific list types.
640: */
641:
642: switch (type) {
643: case LIST_bullet:
644: case LIST_dash:
645: case LIST_hyphen:
646: case LIST_enum:
647: width = term_len(p, 2);
648: break;
649: case LIST_hang:
1.231 schwarze 650: case LIST_tag:
1.201 schwarze 651: width = term_len(p, 8);
652: break;
653: case LIST_column:
654: width = term_len(p, 10);
655: break;
656: default:
657: width = 0;
658: break;
659: }
660: offset = 0;
661:
662: /*
1.68 schwarze 663: * First calculate width and offset. This is pretty easy unless
664: * we're a -column list, in which case all prior columns must
665: * be accounted for.
666: */
667:
1.201 schwarze 668: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 669: offset = a2width(p, bl->norm->Bl.offs);
1.261 schwarze 670: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
671: offset = -p->tcol->offset;
1.201 schwarze 672: else if (offset > SHRT_MAX)
673: offset = 0;
674: }
1.66 schwarze 675:
1.1 kristaps 676: switch (type) {
1.166 schwarze 677: case LIST_column:
1.213 schwarze 678: if (n->type == ROFFT_HEAD)
1.1 kristaps 679: break;
1.88 schwarze 680:
1.66 schwarze 681: /*
1.68 schwarze 682: * Imitate groff's column handling:
683: * - For each earlier column, add its width.
684: * - For less than 5 columns, add four more blanks per
685: * column.
686: * - For exactly 5 columns, add three more blank per
687: * column.
688: * - For more than 5 columns, add only one column.
1.66 schwarze 689: */
1.121 schwarze 690: ncols = bl->norm->Bl.ncols;
1.166 schwarze 691: dcol = ncols < 5 ? term_len(p, 4) :
692: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 693:
1.85 schwarze 694: /*
1.213 schwarze 695: * Calculate the offset by applying all prior ROFFT_BODY,
696: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 697: */
698:
1.166 schwarze 699: for (i = 0, nn = n->prev;
700: nn->prev && i < (int)ncols;
1.244 schwarze 701: nn = nn->prev, i++) {
1.281 schwarze 702: su.unit = SCALE_EN;
703: su.scale = term_strlen(p, bl->norm->Bl.cols[i]) /
704: term_strlen(p, "0");
1.263 schwarze 705: offset += term_hen(p, &su) + dcol;
1.244 schwarze 706: }
1.66 schwarze 707:
708: /*
1.68 schwarze 709: * When exceeding the declared number of columns, leave
710: * the remaining widths at 0. This will later be
711: * adjusted to the default width of 10, or, for the last
712: * column, stretched to the right margin.
1.46 schwarze 713: */
1.68 schwarze 714: if (i >= (int)ncols)
715: break;
1.46 schwarze 716:
1.66 schwarze 717: /*
1.68 schwarze 718: * Use the declared column widths, extended as explained
719: * in the preceding paragraph.
1.66 schwarze 720: */
1.281 schwarze 721: su.unit = SCALE_EN;
722: su.scale = term_strlen(p, bl->norm->Bl.cols[i]) /
723: term_strlen(p, "0");
1.263 schwarze 724: width = term_hen(p, &su) + dcol;
1.1 kristaps 725: break;
726: default:
1.121 schwarze 727: if (NULL == bl->norm->Bl.width)
1.68 schwarze 728: break;
729:
1.166 schwarze 730: /*
1.68 schwarze 731: * Note: buffer the width by 2, which is groff's magic
732: * number for buffering single arguments. See the above
733: * handling for column for how this changes.
734: */
1.121 schwarze 735: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.261 schwarze 736: if (width < 0 && (size_t)(-width) > p->tcol->offset)
737: width = -p->tcol->offset;
1.201 schwarze 738: else if (width > SHRT_MAX)
739: width = 0;
1.1 kristaps 740: break;
741: }
742:
1.166 schwarze 743: /*
1.16 schwarze 744: * Whitespace control. Inset bodies need an initial space,
745: * while diagonal bodies need two.
1.1 kristaps 746: */
747:
1.42 schwarze 748: p->flags |= TERMP_NOSPACE;
749:
1.1 kristaps 750: switch (type) {
1.166 schwarze 751: case LIST_diag:
1.213 schwarze 752: if (n->type == ROFFT_BODY)
1.48 schwarze 753: term_word(p, "\\ \\ ");
1.42 schwarze 754: break;
1.166 schwarze 755: case LIST_inset:
1.230 schwarze 756: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 757: term_word(p, "\\ ");
1.1 kristaps 758: break;
759: default:
760: break;
761: }
762:
1.42 schwarze 763: p->flags |= TERMP_NOSPACE;
764:
1.1 kristaps 765: switch (type) {
1.166 schwarze 766: case LIST_diag:
1.213 schwarze 767: if (n->type == ROFFT_HEAD)
1.65 schwarze 768: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 769: break;
770: default:
771: break;
772: }
773:
774: /*
1.68 schwarze 775: * Pad and break control. This is the tricky part. These flags
776: * are documented in term_flushln() in term.c. Note that we're
777: * going to unset all of these flags in termp_it_post() when we
778: * exit.
1.1 kristaps 779: */
780:
781: switch (type) {
1.166 schwarze 782: case LIST_enum:
1.228 schwarze 783: case LIST_bullet:
784: case LIST_dash:
785: case LIST_hyphen:
1.259 schwarze 786: if (n->type == ROFFT_HEAD) {
787: p->flags |= TERMP_NOBREAK | TERMP_HANG;
788: p->trailspace = 1;
789: } else if (width <= (int)term_len(p, 2))
790: p->flags |= TERMP_NOPAD;
1.33 schwarze 791: break;
1.166 schwarze 792: case LIST_hang:
1.213 schwarze 793: if (n->type != ROFFT_HEAD)
1.47 schwarze 794: break;
1.165 schwarze 795: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 796: p->trailspace = 1;
1.33 schwarze 797: break;
1.166 schwarze 798: case LIST_tag:
1.213 schwarze 799: if (n->type != ROFFT_HEAD)
1.33 schwarze 800: break;
1.152 schwarze 801:
1.225 schwarze 802: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 803: p->trailspace = 2;
804:
1.60 schwarze 805: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 806: p->flags |= TERMP_HANG;
1.1 kristaps 807: break;
1.166 schwarze 808: case LIST_column:
1.213 schwarze 809: if (n->type == ROFFT_HEAD)
1.85 schwarze 810: break;
811:
1.152 schwarze 812: if (NULL == n->next) {
1.85 schwarze 813: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 814: p->trailspace = 0;
815: } else {
1.85 schwarze 816: p->flags |= TERMP_NOBREAK;
1.152 schwarze 817: p->trailspace = 1;
818: }
1.85 schwarze 819:
1.1 kristaps 820: break;
1.166 schwarze 821: case LIST_diag:
1.213 schwarze 822: if (n->type != ROFFT_HEAD)
1.152 schwarze 823: break;
1.165 schwarze 824: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 825: p->trailspace = 1;
1.1 kristaps 826: break;
827: default:
828: break;
829: }
830:
1.166 schwarze 831: /*
1.1 kristaps 832: * Margin control. Set-head-width lists have their right
833: * margins shortened. The body for these lists has the offset
834: * necessarily lengthened. Everybody gets the offset.
835: */
836:
1.261 schwarze 837: p->tcol->offset += offset;
1.1 kristaps 838:
839: switch (type) {
1.166 schwarze 840: case LIST_bullet:
841: case LIST_dash:
842: case LIST_enum:
843: case LIST_hyphen:
1.259 schwarze 844: case LIST_hang:
1.166 schwarze 845: case LIST_tag:
1.213 schwarze 846: if (n->type == ROFFT_HEAD)
1.261 schwarze 847: p->tcol->rmargin = p->tcol->offset + width;
1.191 schwarze 848: else
1.261 schwarze 849: p->tcol->offset += width;
1.1 kristaps 850: break;
1.166 schwarze 851: case LIST_column:
1.41 schwarze 852: assert(width);
1.261 schwarze 853: p->tcol->rmargin = p->tcol->offset + width;
1.166 schwarze 854: /*
1.43 schwarze 855: * XXX - this behaviour is not documented: the
856: * right-most column is filled to the right margin.
857: */
1.213 schwarze 858: if (n->type == ROFFT_HEAD)
1.85 schwarze 859: break;
1.261 schwarze 860: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
861: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 862: break;
863: default:
864: break;
865: }
866:
1.166 schwarze 867: /*
1.1 kristaps 868: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 869: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 870: */
871:
1.213 schwarze 872: if (n->type == ROFFT_HEAD)
1.1 kristaps 873: switch (type) {
1.166 schwarze 874: case LIST_bullet:
1.65 schwarze 875: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 876: term_word(p, "\\[bu]");
1.65 schwarze 877: term_fontpop(p);
1.1 kristaps 878: break;
1.166 schwarze 879: case LIST_dash:
880: case LIST_hyphen:
1.65 schwarze 881: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 882: term_word(p, "-");
1.65 schwarze 883: term_fontpop(p);
1.1 kristaps 884: break;
1.166 schwarze 885: case LIST_enum:
1.1 kristaps 886: (pair->ppair->ppair->count)++;
1.167 schwarze 887: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 888: pair->ppair->ppair->count);
1.1 kristaps 889: term_word(p, buf);
890: break;
891: default:
892: break;
893: }
1.12 schwarze 894:
1.166 schwarze 895: /*
1.1 kristaps 896: * If we're not going to process our children, indicate so here.
897: */
898:
899: switch (type) {
1.166 schwarze 900: case LIST_bullet:
901: case LIST_item:
902: case LIST_dash:
903: case LIST_hyphen:
904: case LIST_enum:
1.213 schwarze 905: if (n->type == ROFFT_HEAD)
1.227 schwarze 906: return 0;
1.1 kristaps 907: break;
1.166 schwarze 908: case LIST_column:
1.213 schwarze 909: if (n->type == ROFFT_HEAD)
1.227 schwarze 910: return 0;
1.259 schwarze 911: p->minbl = 0;
1.1 kristaps 912: break;
913: default:
914: break;
915: }
916:
1.227 schwarze 917: return 1;
1.1 kristaps 918: }
919:
920: static void
921: termp_it_post(DECL_ARGS)
922: {
1.82 schwarze 923: enum mdoc_list type;
1.1 kristaps 924:
1.213 schwarze 925: if (n->type == ROFFT_BLOCK)
1.1 kristaps 926: return;
927:
1.121 schwarze 928: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 929:
930: switch (type) {
1.166 schwarze 931: case LIST_item:
932: case LIST_diag:
933: case LIST_inset:
1.213 schwarze 934: if (n->type == ROFFT_BODY)
1.74 schwarze 935: term_newln(p);
1.1 kristaps 936: break;
1.166 schwarze 937: case LIST_column:
1.213 schwarze 938: if (n->type == ROFFT_BODY)
1.1 kristaps 939: term_flushln(p);
940: break;
941: default:
1.74 schwarze 942: term_newln(p);
1.1 kristaps 943: break;
944: }
945:
1.166 schwarze 946: /*
1.68 schwarze 947: * Now that our output is flushed, we can reset our tags. Since
948: * only `It' sets these flags, we're free to assume that nobody
949: * has munged them in the meanwhile.
950: */
951:
1.259 schwarze 952: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 953: p->trailspace = 0;
1.1 kristaps 954: }
955:
956: static int
957: termp_nm_pre(DECL_ARGS)
958: {
1.195 schwarze 959: const char *cp;
1.1 kristaps 960:
1.213 schwarze 961: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 962: p->flags |= TERMP_PREKEEP;
1.227 schwarze 963: return 1;
1.155 schwarze 964: }
1.94 schwarze 965:
1.213 schwarze 966: if (n->type == ROFFT_BODY) {
1.261 schwarze 967: if (n->child == NULL)
1.227 schwarze 968: return 0;
1.136 schwarze 969: p->flags |= TERMP_NOSPACE;
1.195 schwarze 970: cp = NULL;
971: if (n->prev->child != NULL)
972: cp = n->prev->child->string;
973: if (cp == NULL)
974: cp = meta->name;
975: if (cp == NULL)
1.261 schwarze 976: p->tcol->offset += term_len(p, 6);
1.195 schwarze 977: else
1.261 schwarze 978: p->tcol->offset += term_len(p, 1) +
979: term_strlen(p, cp);
1.227 schwarze 980: return 1;
1.94 schwarze 981: }
982:
1.242 schwarze 983: if (n->child == NULL)
1.227 schwarze 984: return 0;
1.81 schwarze 985:
1.213 schwarze 986: if (n->type == ROFFT_HEAD)
1.97 schwarze 987: synopsis_pre(p, n->parent);
1.65 schwarze 988:
1.213 schwarze 989: if (n->type == ROFFT_HEAD &&
1.261 schwarze 990: n->next != NULL && n->next->child != NULL) {
1.165 schwarze 991: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 992: p->trailspace = 1;
1.261 schwarze 993: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
994: if (n->child == NULL)
995: p->tcol->rmargin += term_strlen(p, meta->name);
996: else if (n->child->type == ROFFT_TEXT) {
997: p->tcol->rmargin += term_strlen(p, n->child->string);
998: if (n->child->next != NULL)
1.105 schwarze 999: p->flags |= TERMP_HANG;
1000: } else {
1.261 schwarze 1001: p->tcol->rmargin += term_len(p, 5);
1.105 schwarze 1002: p->flags |= TERMP_HANG;
1003: }
1.94 schwarze 1004: }
1.278 schwarze 1005: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1006: }
1007:
1.94 schwarze 1008: static void
1009: termp_nm_post(DECL_ARGS)
1010: {
1.278 schwarze 1011: switch (n->type) {
1012: case ROFFT_BLOCK:
1.155 schwarze 1013: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.278 schwarze 1014: break;
1015: case ROFFT_HEAD:
1016: if (n->next == NULL || n->next->child == NULL)
1017: break;
1.94 schwarze 1018: term_flushln(p);
1.165 schwarze 1019: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1020: p->trailspace = 0;
1.278 schwarze 1021: break;
1022: case ROFFT_BODY:
1023: if (n->child != NULL)
1024: term_flushln(p);
1025: break;
1026: default:
1027: break;
1028: }
1.94 schwarze 1029: }
1030:
1.1 kristaps 1031: static int
1032: termp_fl_pre(DECL_ARGS)
1033: {
1.276 schwarze 1034: struct roff_node *nn;
1.1 kristaps 1035:
1.65 schwarze 1036: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1037: term_word(p, "\\-");
1.67 schwarze 1038:
1.276 schwarze 1039: if (n->child != NULL ||
1040: ((nn = roff_node_next(n)) != NULL &&
1041: nn->type != ROFFT_TEXT &&
1042: (nn->flags & NODE_LINE) == 0))
1.73 schwarze 1043: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1044:
1.227 schwarze 1045: return 1;
1.49 schwarze 1046: }
1047:
1048: static int
1.104 schwarze 1049: termp__a_pre(DECL_ARGS)
1050: {
1.276 schwarze 1051: struct roff_node *nn;
1.104 schwarze 1052:
1.276 schwarze 1053: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
1054: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
1055: term_word(p, "and");
1.104 schwarze 1056:
1.227 schwarze 1057: return 1;
1.104 schwarze 1058: }
1059:
1060: static int
1.49 schwarze 1061: termp_an_pre(DECL_ARGS)
1062: {
1063:
1.181 schwarze 1064: if (n->norm->An.auth == AUTH_split) {
1065: p->flags &= ~TERMP_NOSPLIT;
1066: p->flags |= TERMP_SPLIT;
1.227 schwarze 1067: return 0;
1.181 schwarze 1068: }
1069: if (n->norm->An.auth == AUTH_nosplit) {
1070: p->flags &= ~TERMP_SPLIT;
1071: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1072: return 0;
1.181 schwarze 1073: }
1.166 schwarze 1074:
1.181 schwarze 1075: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1076: term_newln(p);
1077:
1.181 schwarze 1078: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1079: p->flags |= TERMP_SPLIT;
1.49 schwarze 1080:
1.227 schwarze 1081: return 1;
1.1 kristaps 1082: }
1083:
1084: static int
1085: termp_ns_pre(DECL_ARGS)
1086: {
1087:
1.237 schwarze 1088: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1089: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1090: return 1;
1.1 kristaps 1091: }
1092:
1093: static int
1094: termp_rs_pre(DECL_ARGS)
1095: {
1.60 schwarze 1096: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1097: return 1;
1.276 schwarze 1098: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1099: term_vspace(p);
1.227 schwarze 1100: return 1;
1.1 kristaps 1101: }
1102:
1103: static int
1104: termp_ex_pre(DECL_ARGS)
1105: {
1.132 schwarze 1106: term_newln(p);
1.240 schwarze 1107: return 1;
1.1 kristaps 1108: }
1109:
1110: static int
1111: termp_nd_pre(DECL_ARGS)
1112: {
1.213 schwarze 1113: if (n->type == ROFFT_BODY)
1.196 schwarze 1114: term_word(p, "\\(en");
1.227 schwarze 1115: return 1;
1.1 kristaps 1116: }
1117:
1.73 schwarze 1118: static int
1119: termp_bl_pre(DECL_ARGS)
1120: {
1.279 schwarze 1121: switch (n->type) {
1122: case ROFFT_BLOCK:
1123: term_newln(p);
1124: return 1;
1125: case ROFFT_HEAD:
1126: return 0;
1127: default:
1128: return 1;
1129: }
1.73 schwarze 1130: }
1131:
1.1 kristaps 1132: static void
1133: termp_bl_post(DECL_ARGS)
1134: {
1.255 schwarze 1135: if (n->type != ROFFT_BLOCK)
1136: return;
1137: term_newln(p);
1138: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1139: return;
1140: term_tab_set(p, NULL);
1141: term_tab_set(p, "T");
1142: term_tab_set(p, ".5i");
1.1 kristaps 1143: }
1144:
1145: static int
1146: termp_xr_pre(DECL_ARGS)
1147: {
1.132 schwarze 1148: if (NULL == (n = n->child))
1.227 schwarze 1149: return 0;
1.72 schwarze 1150:
1.213 schwarze 1151: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1152: term_word(p, n->string);
1.10 schwarze 1153:
1.166 schwarze 1154: if (NULL == (n = n->next))
1.227 schwarze 1155: return 0;
1.132 schwarze 1156:
1.1 kristaps 1157: p->flags |= TERMP_NOSPACE;
1158: term_word(p, "(");
1.132 schwarze 1159: p->flags |= TERMP_NOSPACE;
1160:
1.213 schwarze 1161: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1162: term_word(p, n->string);
1163:
1164: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1165: term_word(p, ")");
1.60 schwarze 1166:
1.227 schwarze 1167: return 0;
1.1 kristaps 1168: }
1169:
1.86 schwarze 1170: /*
1171: * This decides how to assert whitespace before any of the SYNOPSIS set
1172: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1173: * macro combos).
1174: */
1175: static void
1.276 schwarze 1176: synopsis_pre(struct termp *p, struct roff_node *n)
1.86 schwarze 1177: {
1.276 schwarze 1178: struct roff_node *np;
1179:
1180: if ((n->flags & NODE_SYNPRETTY) == 0 ||
1181: (np = roff_node_prev(n)) == NULL)
1.86 schwarze 1182: return;
1183:
1184: /*
1185: * If we're the second in a pair of like elements, emit our
1186: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1187: * case we soldier on.
1188: */
1.276 schwarze 1189: if (np->tok == n->tok &&
1.166 schwarze 1190: MDOC_Ft != n->tok &&
1191: MDOC_Fo != n->tok &&
1192: MDOC_Fn != n->tok) {
1.86 schwarze 1193: term_newln(p);
1194: return;
1195: }
1196:
1197: /*
1198: * If we're one of the SYNOPSIS set and non-like pair-wise after
1199: * another (or Fn/Fo, which we've let slip through) then assert
1200: * vertical space, else only newline and move on.
1201: */
1.276 schwarze 1202: switch (np->tok) {
1.166 schwarze 1203: case MDOC_Fd:
1204: case MDOC_Fn:
1205: case MDOC_Fo:
1206: case MDOC_In:
1207: case MDOC_Vt:
1.86 schwarze 1208: term_vspace(p);
1209: break;
1.166 schwarze 1210: case MDOC_Ft:
1.276 schwarze 1211: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.86 schwarze 1212: term_vspace(p);
1213: break;
1214: }
1215: /* FALLTHROUGH */
1216: default:
1217: term_newln(p);
1218: break;
1219: }
1220: }
1221:
1.69 schwarze 1222: static int
1223: termp_vt_pre(DECL_ARGS)
1224: {
1.278 schwarze 1225: switch (n->type) {
1226: case ROFFT_ELEM:
1227: return termp_ft_pre(p, pair, meta, n);
1228: case ROFFT_BLOCK:
1.86 schwarze 1229: synopsis_pre(p, n);
1.227 schwarze 1230: return 1;
1.278 schwarze 1231: case ROFFT_HEAD:
1.227 schwarze 1232: return 0;
1.278 schwarze 1233: default:
1234: return termp_under_pre(p, pair, meta, n);
1235: }
1.69 schwarze 1236: }
1237:
1.1 kristaps 1238: static int
1.54 schwarze 1239: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1240: {
1.65 schwarze 1241: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1242: return 1;
1.1 kristaps 1243: }
1244:
1.86 schwarze 1245: static int
1246: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1247: {
1.86 schwarze 1248: synopsis_pre(p, n);
1.227 schwarze 1249: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1250: }
1251:
1.143 schwarze 1252: static void
1253: termp_fd_post(DECL_ARGS)
1254: {
1255: term_newln(p);
1256: }
1257:
1.1 kristaps 1258: static int
1259: termp_sh_pre(DECL_ARGS)
1260: {
1.276 schwarze 1261: struct roff_node *np;
1.60 schwarze 1262:
1263: switch (n->type) {
1.213 schwarze 1264: case ROFFT_BLOCK:
1.192 schwarze 1265: /*
1266: * Vertical space before sections, except
1267: * when the previous section was empty.
1268: */
1.276 schwarze 1269: if ((np = roff_node_prev(n)) == NULL ||
1270: np->tok != MDOC_Sh ||
1271: (np->body != NULL && np->body->child != NULL))
1.192 schwarze 1272: term_vspace(p);
1.52 schwarze 1273: break;
1.213 schwarze 1274: case ROFFT_HEAD:
1.278 schwarze 1275: return termp_bold_pre(p, pair, meta, n);
1.213 schwarze 1276: case ROFFT_BODY:
1.261 schwarze 1277: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1278: term_tab_set(p, NULL);
1279: term_tab_set(p, "T");
1280: term_tab_set(p, ".5i");
1.278 schwarze 1281: if (n->sec == SEC_AUTHORS)
1.141 schwarze 1282: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1 kristaps 1283: break;
1284: default:
1285: break;
1286: }
1.227 schwarze 1287: return 1;
1.1 kristaps 1288: }
1289:
1290: static void
1291: termp_sh_post(DECL_ARGS)
1292: {
1.60 schwarze 1293: switch (n->type) {
1.213 schwarze 1294: case ROFFT_HEAD:
1.1 kristaps 1295: term_newln(p);
1296: break;
1.213 schwarze 1297: case ROFFT_BODY:
1.1 kristaps 1298: term_newln(p);
1.261 schwarze 1299: p->tcol->offset = 0;
1.1 kristaps 1300: break;
1301: default:
1302: break;
1303: }
1304: }
1305:
1306: static void
1307: termp_lb_post(DECL_ARGS)
1308: {
1.278 schwarze 1309: if (n->sec == SEC_LIBRARY && n->flags & NODE_LINE)
1.57 schwarze 1310: term_newln(p);
1.1 kristaps 1311: }
1312:
1313: static int
1314: termp_d1_pre(DECL_ARGS)
1315: {
1.213 schwarze 1316: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1317: return 1;
1.1 kristaps 1318: term_newln(p);
1.261 schwarze 1319: p->tcol->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1320: term_tab_set(p, NULL);
1321: term_tab_set(p, "T");
1322: term_tab_set(p, ".5i");
1.227 schwarze 1323: return 1;
1.1 kristaps 1324: }
1325:
1326: static int
1327: termp_ft_pre(DECL_ARGS)
1328: {
1.86 schwarze 1329: synopsis_pre(p, n);
1.278 schwarze 1330: return termp_under_pre(p, pair, meta, n);
1.1 kristaps 1331: }
1332:
1333: static int
1334: termp_fn_pre(DECL_ARGS)
1335: {
1.159 schwarze 1336: size_t rmargin = 0;
1.132 schwarze 1337: int pretty;
1338:
1.86 schwarze 1339: synopsis_pre(p, n);
1.278 schwarze 1340: pretty = n->flags & NODE_SYNPRETTY;
1341: if ((n = n->child) == NULL)
1.227 schwarze 1342: return 0;
1.132 schwarze 1343:
1.153 schwarze 1344: if (pretty) {
1.261 schwarze 1345: rmargin = p->tcol->rmargin;
1346: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1347: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1348: }
1349:
1.213 schwarze 1350: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1351: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1352: term_word(p, n->string);
1.65 schwarze 1353: term_fontpop(p);
1.1 kristaps 1354:
1.153 schwarze 1355: if (pretty) {
1356: term_flushln(p);
1.165 schwarze 1357: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1358: p->flags |= TERMP_NOPAD;
1.261 schwarze 1359: p->tcol->offset = p->tcol->rmargin;
1360: p->tcol->rmargin = rmargin;
1.153 schwarze 1361: }
1362:
1.1 kristaps 1363: p->flags |= TERMP_NOSPACE;
1364: term_word(p, "(");
1.132 schwarze 1365: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1366:
1.132 schwarze 1367: for (n = n->next; n; n = n->next) {
1.213 schwarze 1368: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1369: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1370: if (pretty)
1371: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1372: term_word(p, n->string);
1.65 schwarze 1373: term_fontpop(p);
1374:
1.132 schwarze 1375: if (n->next) {
1376: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1377: term_word(p, ",");
1.132 schwarze 1378: }
1.1 kristaps 1379: }
1380:
1.132 schwarze 1381: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1382: term_word(p, ")");
1383:
1.132 schwarze 1384: if (pretty) {
1385: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1386: term_word(p, ";");
1.153 schwarze 1387: term_flushln(p);
1.132 schwarze 1388: }
1.227 schwarze 1389: return 0;
1.1 kristaps 1390: }
1391:
1392: static int
1393: termp_fa_pre(DECL_ARGS)
1394: {
1.214 schwarze 1395: const struct roff_node *nn;
1.1 kristaps 1396:
1.278 schwarze 1397: if (n->parent->tok != MDOC_Fo)
1398: return termp_under_pre(p, pair, meta, n);
1399:
1.276 schwarze 1400: for (nn = n->child; nn != NULL; nn = nn->next) {
1.65 schwarze 1401: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1402: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1403: term_word(p, nn->string);
1.65 schwarze 1404: term_fontpop(p);
1.276 schwarze 1405: if (nn->next != NULL) {
1.132 schwarze 1406: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1407: term_word(p, ",");
1.132 schwarze 1408: }
1.1 kristaps 1409: }
1.276 schwarze 1410: if (n->child != NULL &&
1411: (nn = roff_node_next(n)) != NULL &&
1412: nn->tok == MDOC_Fa) {
1413: p->flags |= TERMP_NOSPACE;
1414: term_word(p, ",");
1415: }
1.227 schwarze 1416: return 0;
1.1 kristaps 1417: }
1418:
1419: static int
1420: termp_bd_pre(DECL_ARGS)
1421: {
1.201 schwarze 1422: int offset;
1.1 kristaps 1423:
1.213 schwarze 1424: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1425: print_bvspace(p, n, n);
1.227 schwarze 1426: return 1;
1.213 schwarze 1427: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1428: return 0;
1.1 kristaps 1429:
1.187 schwarze 1430: /* Handle the -offset argument. */
1431:
1432: if (n->norm->Bd.offs == NULL ||
1433: ! strcmp(n->norm->Bd.offs, "left"))
1434: /* nothing */;
1435: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.261 schwarze 1436: p->tcol->offset += term_len(p, p->defindent + 1);
1.187 schwarze 1437: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.261 schwarze 1438: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1439: else {
1440: offset = a2width(p, n->norm->Bd.offs);
1.261 schwarze 1441: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1442: p->tcol->offset = 0;
1.201 schwarze 1443: else if (offset < SHRT_MAX)
1.261 schwarze 1444: p->tcol->offset += offset;
1.201 schwarze 1445: }
1.60 schwarze 1446:
1.271 schwarze 1447: switch (n->norm->Bd.type) {
1448: case DISP_literal:
1.255 schwarze 1449: term_tab_set(p, NULL);
1450: term_tab_set(p, "T");
1451: term_tab_set(p, "8n");
1.271 schwarze 1452: break;
1453: case DISP_centered:
1454: p->flags |= TERMP_CENTER;
1455: break;
1456: default:
1457: break;
1.255 schwarze 1458: }
1.271 schwarze 1459: return 1;
1.1 kristaps 1460: }
1461:
1462: static void
1463: termp_bd_post(DECL_ARGS)
1464: {
1.213 schwarze 1465: if (n->type != ROFFT_BODY)
1.1 kristaps 1466: return;
1.271 schwarze 1467: if (n->norm->Bd.type == DISP_unfilled ||
1468: n->norm->Bd.type == DISP_literal)
1.260 schwarze 1469: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1470: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1471: term_newln(p);
1.260 schwarze 1472: p->flags &= ~TERMP_BRNEVER;
1.271 schwarze 1473: if (n->norm->Bd.type == DISP_centered)
1474: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1475: }
1476:
1477: static int
1.26 schwarze 1478: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1479: {
1.238 schwarze 1480: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1481: p->flags |= TERMP_PREKEEP;
1482: return 1;
1483: }
1.1 kristaps 1484:
1.238 schwarze 1485: static void
1486: termp_xx_post(DECL_ARGS)
1487: {
1488: if (n->aux == 0)
1489: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1490: }
1491:
1492: static void
1493: termp_pf_post(DECL_ARGS)
1494: {
1.276 schwarze 1495: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.197 schwarze 1496: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1497: }
1498:
1499: static int
1500: termp_ss_pre(DECL_ARGS)
1501: {
1.60 schwarze 1502: switch (n->type) {
1.213 schwarze 1503: case ROFFT_BLOCK:
1.276 schwarze 1504: if (roff_node_prev(n) == NULL)
1505: term_newln(p);
1506: else
1.1 kristaps 1507: term_vspace(p);
1508: break;
1.213 schwarze 1509: case ROFFT_HEAD:
1.261 schwarze 1510: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.278 schwarze 1511: return termp_bold_pre(p, pair, meta, n);
1.213 schwarze 1512: case ROFFT_BODY:
1.261 schwarze 1513: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1514: term_tab_set(p, NULL);
1515: term_tab_set(p, "T");
1516: term_tab_set(p, ".5i");
1.176 schwarze 1517: break;
1.1 kristaps 1518: default:
1519: break;
1520: }
1.227 schwarze 1521: return 1;
1.1 kristaps 1522: }
1523:
1524: static void
1525: termp_ss_post(DECL_ARGS)
1526: {
1.213 schwarze 1527: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1528: term_newln(p);
1529: }
1530:
1531: static int
1532: termp_in_pre(DECL_ARGS)
1533: {
1.86 schwarze 1534: synopsis_pre(p, n);
1.278 schwarze 1535: if (n->flags & NODE_SYNPRETTY && n->flags & NODE_LINE) {
1.85 schwarze 1536: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1537: term_word(p, "#include");
1.85 schwarze 1538: term_word(p, "<");
1539: } else {
1540: term_word(p, "<");
1541: term_fontpush(p, TERMFONT_UNDER);
1542: }
1.1 kristaps 1543: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1544: return 1;
1.1 kristaps 1545: }
1546:
1547: static void
1548: termp_in_post(DECL_ARGS)
1549: {
1.278 schwarze 1550: if (n->flags & NODE_SYNPRETTY)
1.85 schwarze 1551: term_fontpush(p, TERMFONT_BOLD);
1.59 schwarze 1552: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1553: term_word(p, ">");
1.278 schwarze 1554: if (n->flags & NODE_SYNPRETTY)
1.85 schwarze 1555: term_fontpop(p);
1.38 schwarze 1556: }
1557:
1558: static int
1.254 schwarze 1559: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1560: {
1.254 schwarze 1561: term_vspace(p);
1.279 schwarze 1562: if (n->flags & NODE_ID)
1563: term_tag_write(n, p->line);
1.227 schwarze 1564: return 0;
1.38 schwarze 1565: }
1566:
1567: static int
1.193 schwarze 1568: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1569: {
1.227 schwarze 1570: return 0;
1.170 schwarze 1571: }
1572:
1573: static int
1.107 schwarze 1574: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1575: {
1.213 schwarze 1576: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1577: return 1;
1.1 kristaps 1578:
1.107 schwarze 1579: switch (n->tok) {
1.166 schwarze 1580: case MDOC_Ao:
1581: case MDOC_Aq:
1.230 schwarze 1582: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1583: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1584: break;
1.166 schwarze 1585: case MDOC_Bro:
1586: case MDOC_Brq:
1.107 schwarze 1587: term_word(p, "{");
1588: break;
1.166 schwarze 1589: case MDOC_Oo:
1590: case MDOC_Op:
1591: case MDOC_Bo:
1592: case MDOC_Bq:
1.107 schwarze 1593: term_word(p, "[");
1594: break;
1.245 schwarze 1595: case MDOC__T:
1596: /* FALLTHROUGH */
1.166 schwarze 1597: case MDOC_Do:
1598: case MDOC_Dq:
1.265 schwarze 1599: term_word(p, "\\(lq");
1.107 schwarze 1600: break;
1.170 schwarze 1601: case MDOC_En:
1602: if (NULL == n->norm->Es ||
1603: NULL == n->norm->Es->child)
1.227 schwarze 1604: return 1;
1.170 schwarze 1605: term_word(p, n->norm->Es->child->string);
1606: break;
1.166 schwarze 1607: case MDOC_Po:
1608: case MDOC_Pq:
1.107 schwarze 1609: term_word(p, "(");
1610: break;
1.166 schwarze 1611: case MDOC_Qo:
1612: case MDOC_Qq:
1.107 schwarze 1613: term_word(p, "\"");
1614: break;
1.166 schwarze 1615: case MDOC_Ql:
1616: case MDOC_So:
1617: case MDOC_Sq:
1.151 schwarze 1618: term_word(p, "\\(oq");
1.107 schwarze 1619: break;
1620: default:
1621: abort();
1622: }
1.1 kristaps 1623:
1624: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1625: return 1;
1.1 kristaps 1626: }
1627:
1628: static void
1.107 schwarze 1629: termp_quote_post(DECL_ARGS)
1.1 kristaps 1630: {
1631:
1.213 schwarze 1632: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1633: return;
1634:
1.205 schwarze 1635: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1636:
1.107 schwarze 1637: switch (n->tok) {
1.166 schwarze 1638: case MDOC_Ao:
1639: case MDOC_Aq:
1.230 schwarze 1640: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1641: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1642: break;
1.166 schwarze 1643: case MDOC_Bro:
1644: case MDOC_Brq:
1.107 schwarze 1645: term_word(p, "}");
1646: break;
1.166 schwarze 1647: case MDOC_Oo:
1648: case MDOC_Op:
1649: case MDOC_Bo:
1650: case MDOC_Bq:
1.107 schwarze 1651: term_word(p, "]");
1652: break;
1.245 schwarze 1653: case MDOC__T:
1654: /* FALLTHROUGH */
1.166 schwarze 1655: case MDOC_Do:
1656: case MDOC_Dq:
1.265 schwarze 1657: term_word(p, "\\(rq");
1.170 schwarze 1658: break;
1659: case MDOC_En:
1.205 schwarze 1660: if (n->norm->Es == NULL ||
1661: n->norm->Es->child == NULL ||
1662: n->norm->Es->child->next == NULL)
1663: p->flags &= ~TERMP_NOSPACE;
1664: else
1.170 schwarze 1665: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1666: break;
1.166 schwarze 1667: case MDOC_Po:
1668: case MDOC_Pq:
1.107 schwarze 1669: term_word(p, ")");
1670: break;
1.166 schwarze 1671: case MDOC_Qo:
1672: case MDOC_Qq:
1.107 schwarze 1673: term_word(p, "\"");
1674: break;
1.166 schwarze 1675: case MDOC_Ql:
1676: case MDOC_So:
1677: case MDOC_Sq:
1.151 schwarze 1678: term_word(p, "\\(cq");
1.107 schwarze 1679: break;
1680: default:
1681: abort();
1682: }
1.205 schwarze 1683: }
1684:
1685: static int
1686: termp_eo_pre(DECL_ARGS)
1687: {
1688:
1.213 schwarze 1689: if (n->type != ROFFT_BODY)
1.227 schwarze 1690: return 1;
1.205 schwarze 1691:
1692: if (n->end == ENDBODY_NOT &&
1693: n->parent->head->child == NULL &&
1694: n->child != NULL &&
1695: n->child->end != ENDBODY_NOT)
1696: term_word(p, "\\&");
1697: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1698: n->parent->head->child != NULL && (n->child != NULL ||
1699: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1700: p->flags |= TERMP_NOSPACE;
1701:
1.227 schwarze 1702: return 1;
1.205 schwarze 1703: }
1704:
1705: static void
1706: termp_eo_post(DECL_ARGS)
1707: {
1708: int body, tail;
1709:
1.213 schwarze 1710: if (n->type != ROFFT_BODY)
1.205 schwarze 1711: return;
1712:
1713: if (n->end != ENDBODY_NOT) {
1714: p->flags &= ~TERMP_NOSPACE;
1715: return;
1716: }
1717:
1718: body = n->child != NULL || n->parent->head->child != NULL;
1719: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1720:
1721: if (body && tail)
1722: p->flags |= TERMP_NOSPACE;
1723: else if ( ! (body || tail))
1724: term_word(p, "\\&");
1725: else if ( ! tail)
1726: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1727: }
1728:
1729: static int
1730: termp_fo_pre(DECL_ARGS)
1731: {
1.278 schwarze 1732: size_t rmargin;
1.158 schwarze 1733:
1.278 schwarze 1734: switch (n->type) {
1735: case ROFFT_BLOCK:
1.86 schwarze 1736: synopsis_pre(p, n);
1.227 schwarze 1737: return 1;
1.278 schwarze 1738: case ROFFT_BODY:
1739: rmargin = p->tcol->rmargin;
1740: if (n->flags & NODE_SYNPRETTY) {
1.261 schwarze 1741: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1742: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1743: TERMP_HANG;
1.158 schwarze 1744: }
1.31 schwarze 1745: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1746: term_word(p, "(");
1.132 schwarze 1747: p->flags |= TERMP_NOSPACE;
1.278 schwarze 1748: if (n->flags & NODE_SYNPRETTY) {
1.158 schwarze 1749: term_flushln(p);
1.165 schwarze 1750: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1751: TERMP_HANG);
1.259 schwarze 1752: p->flags |= TERMP_NOPAD;
1.261 schwarze 1753: p->tcol->offset = p->tcol->rmargin;
1754: p->tcol->rmargin = rmargin;
1.158 schwarze 1755: }
1.227 schwarze 1756: return 1;
1.278 schwarze 1757: default:
1758: return termp_bold_pre(p, pair, meta, n);
1.158 schwarze 1759: }
1.1 kristaps 1760: }
1761:
1762: static void
1763: termp_fo_post(DECL_ARGS)
1764: {
1.213 schwarze 1765: if (n->type != ROFFT_BODY)
1.86 schwarze 1766: return;
1767:
1.132 schwarze 1768: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1769: term_word(p, ")");
1770:
1.278 schwarze 1771: if (n->flags & NODE_SYNPRETTY) {
1.132 schwarze 1772: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1773: term_word(p, ";");
1.158 schwarze 1774: term_flushln(p);
1.132 schwarze 1775: }
1.1 kristaps 1776: }
1777:
1778: static int
1779: termp_bf_pre(DECL_ARGS)
1780: {
1.278 schwarze 1781: switch (n->type) {
1782: case ROFFT_HEAD:
1.227 schwarze 1783: return 0;
1.278 schwarze 1784: case ROFFT_BODY:
1785: break;
1786: default:
1.227 schwarze 1787: return 1;
1.278 schwarze 1788: }
1789: switch (n->norm->Bf.font) {
1790: case FONT_Em:
1791: return termp_under_pre(p, pair, meta, n);
1792: case FONT_Sy:
1793: return termp_bold_pre(p, pair, meta, n);
1794: default:
1795: return termp_li_pre(p, pair, meta, n);
1796: }
1.1 kristaps 1797: }
1798:
1799: static int
1800: termp_sm_pre(DECL_ARGS)
1801: {
1.278 schwarze 1802: if (n->child == NULL)
1.171 schwarze 1803: p->flags ^= TERMP_NONOSPACE;
1.278 schwarze 1804: else if (strcmp(n->child->string, "on") == 0)
1.1 kristaps 1805: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1806: else
1.1 kristaps 1807: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1808:
1809: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1810: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1811:
1.227 schwarze 1812: return 0;
1.1 kristaps 1813: }
1814:
1815: static int
1816: termp_ap_pre(DECL_ARGS)
1817: {
1818: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1819: term_word(p, "'");
1.1 kristaps 1820: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1821: return 1;
1.1 kristaps 1822: }
1823:
1824: static void
1825: termp____post(DECL_ARGS)
1826: {
1.276 schwarze 1827: struct roff_node *nn;
1.104 schwarze 1828:
1829: /*
1830: * Handle lists of authors. In general, print each followed by
1831: * a comma. Don't print the comma if there are only two
1832: * authors.
1833: */
1.276 schwarze 1834: if (n->tok == MDOC__A &&
1835: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
1836: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
1837: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
1838: return;
1.1 kristaps 1839:
1.62 schwarze 1840: /* TODO: %U. */
1841:
1.276 schwarze 1842: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.106 schwarze 1843: return;
1844:
1.132 schwarze 1845: p->flags |= TERMP_NOSPACE;
1.276 schwarze 1846: if (roff_node_next(n) == NULL) {
1.106 schwarze 1847: term_word(p, ".");
1848: p->flags |= TERMP_SENTENCE;
1849: } else
1850: term_word(p, ",");
1.1 kristaps 1851: }
1852:
1853: static int
1.65 schwarze 1854: termp_li_pre(DECL_ARGS)
1855: {
1856: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1857: return 1;
1.65 schwarze 1858: }
1859:
1860: static int
1.1 kristaps 1861: termp_lk_pre(DECL_ARGS)
1862: {
1.257 schwarze 1863: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1864:
1.248 schwarze 1865: if ((link = n->child) == NULL)
1.227 schwarze 1866: return 0;
1.101 schwarze 1867:
1.257 schwarze 1868: /* Find beginning of trailing punctuation. */
1869: punct = n->last;
1870: while (punct != link && punct->flags & NODE_DELIMC)
1871: punct = punct->prev;
1872: punct = punct->next;
1873:
1.248 schwarze 1874: /* Link text. */
1.257 schwarze 1875: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1876: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1877: while (descr != punct) {
1878: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1879: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1880: term_word(p, descr->string);
1881: descr = descr->next;
1882: }
1.246 schwarze 1883: term_fontpop(p);
1.142 schwarze 1884: p->flags |= TERMP_NOSPACE;
1885: term_word(p, ":");
1886: }
1.1 kristaps 1887:
1.248 schwarze 1888: /* Link target. */
1.65 schwarze 1889: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1890: term_word(p, link->string);
1.65 schwarze 1891: term_fontpop(p);
1.247 schwarze 1892:
1.248 schwarze 1893: /* Trailing punctuation. */
1.257 schwarze 1894: while (punct != NULL) {
1.248 schwarze 1895: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1896: term_word(p, punct->string);
1897: punct = punct->next;
1.248 schwarze 1898: }
1.227 schwarze 1899: return 0;
1.1 kristaps 1900: }
1901:
1.90 schwarze 1902: static int
1903: termp_bk_pre(DECL_ARGS)
1904: {
1.91 schwarze 1905: switch (n->type) {
1.213 schwarze 1906: case ROFFT_BLOCK:
1.95 schwarze 1907: break;
1.213 schwarze 1908: case ROFFT_HEAD:
1.227 schwarze 1909: return 0;
1.213 schwarze 1910: case ROFFT_BODY:
1.230 schwarze 1911: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1912: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1913: break;
1.91 schwarze 1914: default:
1915: abort();
1916: }
1.227 schwarze 1917: return 1;
1.90 schwarze 1918: }
1919:
1920: static void
1921: termp_bk_post(DECL_ARGS)
1922: {
1.213 schwarze 1923: if (n->type == ROFFT_BODY)
1.91 schwarze 1924: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 1925: }
1.120 schwarze 1926:
1.278 schwarze 1927: /*
1928: * If we are in an `Rs' and there is a journal present,
1929: * then quote us instead of underlining us (for disambiguation).
1930: */
1.120 schwarze 1931: static void
1932: termp__t_post(DECL_ARGS)
1933: {
1.278 schwarze 1934: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.166 schwarze 1935: n->parent->norm->Rs.quote_T)
1.147 schwarze 1936: termp_quote_post(p, pair, meta, n);
1937: termp____post(p, pair, meta, n);
1.120 schwarze 1938: }
1939:
1940: static int
1941: termp__t_pre(DECL_ARGS)
1942: {
1.278 schwarze 1943: if (n->parent != NULL && n->parent->tok == MDOC_Rs &&
1.166 schwarze 1944: n->parent->norm->Rs.quote_T)
1.227 schwarze 1945: return termp_quote_pre(p, pair, meta, n);
1.278 schwarze 1946: else
1947: return termp_under_pre(p, pair, meta, n);
1.121 schwarze 1948: }
1.1 kristaps 1949:
1950: static int
1.54 schwarze 1951: termp_under_pre(DECL_ARGS)
1.1 kristaps 1952: {
1.233 schwarze 1953: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1954: return 1;
1.268 schwarze 1955: }
1956:
1957: static int
1958: termp_abort_pre(DECL_ARGS)
1959: {
1960: abort();
1.1 kristaps 1961: }
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