Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.271
1.271 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.270 2018/12/30 00:48:48 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.271 ! schwarze 4: * Copyright (c) 2010, 2012-2019 Ingo Schwarze <schwarze@openbsd.org>
1.158 schwarze 5: * Copyright (c) 2013 Franco Fichtner <franco@lastsummer.de>
1.1 kristaps 6: *
7: * Permission to use, copy, modify, and distribute this software for any
1.2 schwarze 8: * purpose with or without fee is hereby granted, provided that the above
9: * copyright notice and this permission notice appear in all copies.
1.1 kristaps 10: *
1.213 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.
1.1 kristaps 18: */
19: #include <sys/types.h>
20:
21: #include <assert.h>
22: #include <ctype.h>
1.201 schwarze 23: #include <limits.h>
1.77 schwarze 24: #include <stdint.h>
1.1 kristaps 25: #include <stdio.h>
26: #include <stdlib.h>
27: #include <string.h>
28:
1.213 schwarze 29: #include "mandoc_aux.h"
30: #include "roff.h"
31: #include "mdoc.h"
1.61 schwarze 32: #include "out.h"
1.1 kristaps 33: #include "term.h"
1.219 schwarze 34: #include "tag.h"
1.61 schwarze 35: #include "main.h"
1.54 schwarze 36:
1.1 kristaps 37: struct termpair {
38: struct termpair *ppair;
1.27 schwarze 39: int count;
1.1 kristaps 40: };
41:
1.29 schwarze 42: #define DECL_ARGS struct termp *p, \
43: struct termpair *pair, \
1.215 schwarze 44: const struct roff_meta *meta, \
1.214 schwarze 45: struct roff_node *n
1.1 kristaps 46:
1.267 schwarze 47: struct mdoc_term_act {
1.1 kristaps 48: int (*pre)(DECL_ARGS);
49: void (*post)(DECL_ARGS);
50: };
1.29 schwarze 51:
1.201 schwarze 52: static int a2width(const struct termp *, const char *);
1.62 schwarze 53:
54: static void print_bvspace(struct termp *,
1.214 schwarze 55: const struct roff_node *,
56: const struct roff_node *);
1.166 schwarze 57: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 58: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 59: static void print_mdoc_head(struct termp *, const struct roff_meta *);
60: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.166 schwarze 61: static void synopsis_pre(struct termp *,
1.214 schwarze 62: const struct roff_node *);
1.62 schwarze 63:
1.29 schwarze 64: static void termp____post(DECL_ARGS);
1.120 schwarze 65: static void termp__t_post(DECL_ARGS);
1.29 schwarze 66: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 67: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 68: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 69: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 70: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 71: static void termp_fo_post(DECL_ARGS);
72: static void termp_in_post(DECL_ARGS);
73: static void termp_it_post(DECL_ARGS);
74: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 75: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 76: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 77: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 78: static void termp_sh_post(DECL_ARGS);
79: static void termp_ss_post(DECL_ARGS);
1.238 schwarze 80: static void termp_xx_post(DECL_ARGS);
1.29 schwarze 81:
1.104 schwarze 82: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 83: static int termp__t_pre(DECL_ARGS);
1.268 schwarze 84: static int termp_abort_pre(DECL_ARGS);
1.49 schwarze 85: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 86: static int termp_ap_pre(DECL_ARGS);
87: static int termp_bd_pre(DECL_ARGS);
88: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 89: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 90: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 91: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 92: static int termp_cd_pre(DECL_ARGS);
93: static int termp_d1_pre(DECL_ARGS);
1.205 schwarze 94: static int termp_eo_pre(DECL_ARGS);
1.233 schwarze 95: static int termp_em_pre(DECL_ARGS);
1.222 schwarze 96: static int termp_er_pre(DECL_ARGS);
1.29 schwarze 97: static int termp_ex_pre(DECL_ARGS);
98: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 99: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 100: static int termp_fl_pre(DECL_ARGS);
101: static int termp_fn_pre(DECL_ARGS);
102: static int termp_fo_pre(DECL_ARGS);
103: static int termp_ft_pre(DECL_ARGS);
104: static int termp_in_pre(DECL_ARGS);
105: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 106: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 107: static int termp_lk_pre(DECL_ARGS);
108: static int termp_nd_pre(DECL_ARGS);
109: static int termp_nm_pre(DECL_ARGS);
110: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 111: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 112: static int termp_rs_pre(DECL_ARGS);
113: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 114: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_sm_pre(DECL_ARGS);
1.254 schwarze 116: static int termp_pp_pre(DECL_ARGS);
1.29 schwarze 117: static int termp_ss_pre(DECL_ARGS);
1.233 schwarze 118: static int termp_sy_pre(DECL_ARGS);
1.219 schwarze 119: static int termp_tag_pre(DECL_ARGS);
1.54 schwarze 120: static int termp_under_pre(DECL_ARGS);
1.69 schwarze 121: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 122: static int termp_xr_pre(DECL_ARGS);
123: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 124:
1.267 schwarze 125: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 126: { NULL, NULL }, /* Dd */
127: { NULL, NULL }, /* Dt */
128: { NULL, NULL }, /* Os */
129: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 130: { termp_ss_pre, termp_ss_post }, /* Ss */
1.254 schwarze 131: { termp_pp_pre, NULL }, /* Pp */
1.143 schwarze 132: { termp_d1_pre, termp_bl_post }, /* D1 */
133: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 134: { termp_bd_pre, termp_bd_post }, /* Bd */
135: { NULL, NULL }, /* Ed */
1.73 schwarze 136: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 137: { NULL, NULL }, /* El */
138: { termp_it_pre, termp_it_post }, /* It */
1.166 schwarze 139: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 140: { termp_an_pre, NULL }, /* An */
1.249 schwarze 141: { termp_ap_pre, NULL }, /* Ap */
1.54 schwarze 142: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 143: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 144: { termp_bold_pre, NULL }, /* Cm */
1.224 schwarze 145: { termp_li_pre, NULL }, /* Dv */
1.222 schwarze 146: { termp_er_pre, NULL }, /* Er */
1.219 schwarze 147: { termp_tag_pre, NULL }, /* Ev */
1.1 kristaps 148: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 149: { termp_fa_pre, NULL }, /* Fa */
150: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 151: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 152: { termp_fn_pre, NULL }, /* Fn */
153: { termp_ft_pre, NULL }, /* Ft */
154: { termp_bold_pre, NULL }, /* Ic */
155: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 156: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 157: { termp_nd_pre, NULL }, /* Nd */
158: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 159: { termp_quote_pre, termp_quote_post }, /* Op */
1.268 schwarze 160: { termp_abort_pre, NULL }, /* Ot */
1.54 schwarze 161: { termp_under_pre, NULL }, /* Pa */
1.240 schwarze 162: { termp_ex_pre, NULL }, /* Rv */
1.166 schwarze 163: { NULL, NULL }, /* St */
1.54 schwarze 164: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 165: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 166: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 167: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 168: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 169: { NULL, termp____post }, /* %D */
1.58 schwarze 170: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 171: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 172: { NULL, termp____post }, /* %N */
173: { NULL, termp____post }, /* %O */
174: { NULL, termp____post }, /* %P */
175: { NULL, termp____post }, /* %R */
1.120 schwarze 176: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 177: { NULL, termp____post }, /* %V */
178: { NULL, NULL }, /* Ac */
1.107 schwarze 179: { termp_quote_pre, termp_quote_post }, /* Ao */
180: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 181: { NULL, NULL }, /* At */
1.1 kristaps 182: { NULL, NULL }, /* Bc */
1.166 schwarze 183: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 184: { termp_quote_pre, termp_quote_post }, /* Bo */
185: { termp_quote_pre, termp_quote_post }, /* Bq */
1.238 schwarze 186: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.239 schwarze 187: { NULL, NULL }, /* Bx */
1.193 schwarze 188: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 189: { NULL, NULL }, /* Dc */
1.107 schwarze 190: { termp_quote_pre, termp_quote_post }, /* Do */
191: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 192: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 193: { NULL, NULL }, /* Ef */
1.233 schwarze 194: { termp_em_pre, NULL }, /* Em */
1.205 schwarze 195: { termp_eo_pre, termp_eo_post }, /* Eo */
1.238 schwarze 196: { termp_xx_pre, termp_xx_post }, /* Fx */
1.98 schwarze 197: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 198: { termp_li_pre, NULL }, /* No */
1.1 kristaps 199: { termp_ns_pre, NULL }, /* Ns */
1.238 schwarze 200: { termp_xx_pre, termp_xx_post }, /* Nx */
201: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 202: { NULL, NULL }, /* Pc */
1.156 schwarze 203: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 204: { termp_quote_pre, termp_quote_post }, /* Po */
205: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 206: { NULL, NULL }, /* Qc */
1.107 schwarze 207: { termp_quote_pre, termp_quote_post }, /* Ql */
208: { termp_quote_pre, termp_quote_post }, /* Qo */
209: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 210: { NULL, NULL }, /* Re */
211: { termp_rs_pre, NULL }, /* Rs */
212: { NULL, NULL }, /* Sc */
1.107 schwarze 213: { termp_quote_pre, termp_quote_post }, /* So */
214: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 215: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 216: { termp_under_pre, NULL }, /* Sx */
1.233 schwarze 217: { termp_sy_pre, NULL }, /* Sy */
1.1 kristaps 218: { NULL, NULL }, /* Tn */
1.238 schwarze 219: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 220: { NULL, NULL }, /* Xc */
221: { NULL, NULL }, /* Xo */
1.166 schwarze 222: { termp_fo_pre, termp_fo_post }, /* Fo */
223: { NULL, NULL }, /* Fc */
1.107 schwarze 224: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 225: { NULL, NULL }, /* Oc */
1.90 schwarze 226: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 227: { NULL, NULL }, /* Ek */
1.240 schwarze 228: { NULL, NULL }, /* Bt */
1.1 kristaps 229: { NULL, NULL }, /* Hf */
1.170 schwarze 230: { termp_under_pre, NULL }, /* Fr */
1.240 schwarze 231: { NULL, NULL }, /* Ud */
1.32 schwarze 232: { NULL, termp_lb_post }, /* Lb */
1.268 schwarze 233: { termp_abort_pre, NULL }, /* Lp */
1.166 schwarze 234: { termp_lk_pre, NULL }, /* Lk */
235: { termp_under_pre, NULL }, /* Mt */
236: { termp_quote_pre, termp_quote_post }, /* Brq */
237: { termp_quote_pre, termp_quote_post }, /* Bro */
238: { NULL, NULL }, /* Brc */
239: { NULL, termp____post }, /* %C */
1.193 schwarze 240: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 241: { termp_quote_pre, termp_quote_post }, /* En */
1.238 schwarze 242: { termp_xx_pre, termp_xx_post }, /* Dx */
1.166 schwarze 243: { NULL, termp____post }, /* %Q */
244: { NULL, termp____post }, /* %U */
245: { NULL, NULL }, /* Ta */
1.1 kristaps 246: };
247:
1.221 schwarze 248: static int fn_prio;
1.1 kristaps 249:
1.249 schwarze 250:
1.55 schwarze 251: void
1.270 schwarze 252: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 253: {
1.214 schwarze 254: struct roff_node *n;
1.61 schwarze 255: struct termp *p;
1.241 schwarze 256: size_t save_defindent;
1.61 schwarze 257:
258: p = (struct termp *)arg;
1.261 schwarze 259: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.255 schwarze 260: term_tab_set(p, NULL);
261: term_tab_set(p, "T");
262: term_tab_set(p, ".5i");
1.55 schwarze 263:
1.218 schwarze 264: n = mdoc->first->child;
1.180 schwarze 265: if (p->synopsisonly) {
266: while (n != NULL) {
267: if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) {
268: if (n->child->next->child != NULL)
269: print_mdoc_nodelist(p, NULL,
1.270 schwarze 270: mdoc, n->child->next->child);
1.180 schwarze 271: term_newln(p);
272: break;
273: }
274: n = n->next;
275: }
276: } else {
1.241 schwarze 277: save_defindent = p->defindent;
1.180 schwarze 278: if (p->defindent == 0)
279: p->defindent = 5;
1.270 schwarze 280: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.266 schwarze 281: while (n != NULL &&
282: (n->type == ROFFT_COMMENT ||
283: n->flags & NODE_NOPRT))
1.236 schwarze 284: n = n->next;
1.180 schwarze 285: if (n != NULL) {
286: if (n->tok != MDOC_Sh)
287: term_vspace(p);
1.270 schwarze 288: print_mdoc_nodelist(p, NULL, mdoc, n);
1.180 schwarze 289: }
290: term_end(p);
1.241 schwarze 291: p->defindent = save_defindent;
1.173 schwarze 292: }
1.1 kristaps 293: }
294:
295: static void
1.65 schwarze 296: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 297: {
298:
1.203 schwarze 299: while (n != NULL) {
300: print_mdoc_node(p, pair, meta, n);
301: n = n->next;
302: }
1.1 kristaps 303: }
304:
305: static void
1.65 schwarze 306: print_mdoc_node(DECL_ARGS)
1.1 kristaps 307: {
1.267 schwarze 308: const struct mdoc_term_act *act;
1.1 kristaps 309: struct termpair npair;
1.28 schwarze 310: size_t offset, rmargin;
1.267 schwarze 311: int chld;
1.1 kristaps 312:
1.271 ! schwarze 313: /*
! 314: * In no-fill mode, break the output line at the beginning
! 315: * of new input lines except after \c, and nowhere else.
! 316: */
! 317:
! 318: if (n->flags & NODE_NOFILL) {
! 319: if (n->flags & NODE_LINE &&
! 320: (p->flags & TERMP_NONEWLINE) == 0)
! 321: term_newln(p);
! 322: p->flags |= TERMP_BRNEVER;
! 323: } else
! 324: p->flags &= ~TERMP_BRNEVER;
! 325:
1.266 schwarze 326: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.236 schwarze 327: return;
328:
1.54 schwarze 329: chld = 1;
1.261 schwarze 330: offset = p->tcol->offset;
331: rmargin = p->tcol->rmargin;
1.237 schwarze 332: n->flags &= ~NODE_ENDED;
1.204 schwarze 333: n->prev_font = p->fonti;
1.1 kristaps 334:
1.63 schwarze 335: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 336: npair.ppair = pair;
1.65 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:
353: switch (n->type) {
1.213 schwarze 354: case ROFFT_TEXT:
1.271 ! schwarze 355: if (n->flags & NODE_LINE) {
! 356: switch (*n->string) {
! 357: case '\0':
! 358: if (p->flags & TERMP_NONEWLINE)
! 359: term_newln(p);
! 360: else
! 361: term_vspace(p);
! 362: return;
! 363: case ' ':
! 364: if ((p->flags & TERMP_NONEWLINE) == 0)
! 365: term_newln(p);
! 366: break;
! 367: default:
! 368: break;
! 369: }
! 370: }
1.237 schwarze 371: if (NODE_DELIMC & n->flags)
1.132 schwarze 372: p->flags |= TERMP_NOSPACE;
1.128 schwarze 373: term_word(p, n->string);
1.237 schwarze 374: if (NODE_DELIMO & n->flags)
1.132 schwarze 375: p->flags |= TERMP_NOSPACE;
1.128 schwarze 376: break;
1.213 schwarze 377: case ROFFT_EQN:
1.237 schwarze 378: if ( ! (n->flags & NODE_LINE))
1.183 schwarze 379: p->flags |= TERMP_NOSPACE;
1.135 schwarze 380: term_eqn(p, n->eqn);
1.237 schwarze 381: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.184 schwarze 382: p->flags |= TERMP_NOSPACE;
1.131 schwarze 383: break;
1.213 schwarze 384: case ROFFT_TBL:
1.212 schwarze 385: if (p->tbl.cols == NULL)
386: term_newln(p);
1.128 schwarze 387: term_tbl(p, n->span);
388: break;
389: default:
1.250 schwarze 390: if (n->tok < ROFF_MAX) {
1.251 schwarze 391: roff_term_pre(p, n);
1.253 schwarze 392: return;
1.250 schwarze 393: }
394: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.267 schwarze 395: act = mdoc_term_acts + (n->tok - MDOC_Dd);
396: if (act->pre != NULL &&
1.230 schwarze 397: (n->end == ENDBODY_NOT || n->child != NULL))
1.267 schwarze 398: chld = (*act->pre)(p, &npair, meta, n);
1.128 schwarze 399: break;
400: }
1.95 schwarze 401:
1.60 schwarze 402: if (chld && n->child)
1.147 schwarze 403: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 404:
1.146 schwarze 405: term_fontpopq(p,
1.209 schwarze 406: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 407:
1.122 schwarze 408: switch (n->type) {
1.213 schwarze 409: case ROFFT_TEXT:
1.122 schwarze 410: break;
1.213 schwarze 411: case ROFFT_TBL:
1.131 schwarze 412: break;
1.213 schwarze 413: case ROFFT_EQN:
1.122 schwarze 414: break;
415: default:
1.267 schwarze 416: if (act->post == NULL || n->flags & NODE_ENDED)
1.122 schwarze 417: break;
1.267 schwarze 418: (void)(*act->post)(p, &npair, meta, n);
1.93 schwarze 419:
420: /*
421: * Explicit end tokens not only call the post
422: * handler, but also tell the respective block
423: * that it must not call the post handler again.
424: */
1.95 schwarze 425: if (ENDBODY_NOT != n->end)
1.237 schwarze 426: n->body->flags |= NODE_ENDED;
1.122 schwarze 427: break;
1.93 schwarze 428: }
1.28 schwarze 429:
1.237 schwarze 430: if (NODE_EOS & n->flags)
1.78 schwarze 431: p->flags |= TERMP_SENTENCE;
432:
1.258 schwarze 433: if (n->type != ROFFT_TEXT)
1.261 schwarze 434: p->tcol->offset = offset;
435: p->tcol->rmargin = rmargin;
1.1 kristaps 436: }
437:
438: static void
1.215 schwarze 439: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 440: {
1.191 schwarze 441: size_t sz;
1.87 schwarze 442:
1.65 schwarze 443: term_fontrepl(p, TERMFONT_NONE);
444:
1.166 schwarze 445: /*
1.7 schwarze 446: * Output the footer in new-groff style, that is, three columns
447: * with the middle being the manual date and flanking columns
448: * being the operating system:
449: *
450: * SYSTEM DATE SYSTEM
451: */
452:
1.1 kristaps 453: term_vspace(p);
454:
1.261 schwarze 455: p->tcol->offset = 0;
1.191 schwarze 456: sz = term_strlen(p, meta->date);
1.261 schwarze 457: p->tcol->rmargin = p->maxrmargin > sz ?
1.191 schwarze 458: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 459: p->trailspace = 1;
1.1 kristaps 460: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
461:
1.147 schwarze 462: term_word(p, meta->os);
1.1 kristaps 463: term_flushln(p);
464:
1.261 schwarze 465: p->tcol->offset = p->tcol->rmargin;
1.191 schwarze 466: sz = term_strlen(p, meta->os);
1.261 schwarze 467: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 468: p->flags |= TERMP_NOSPACE;
1.7 schwarze 469:
1.147 schwarze 470: term_word(p, meta->date);
1.7 schwarze 471: term_flushln(p);
472:
1.261 schwarze 473: p->tcol->offset = p->tcol->rmargin;
474: p->tcol->rmargin = p->maxrmargin;
1.152 schwarze 475: p->trailspace = 0;
1.1 kristaps 476: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 477: p->flags |= TERMP_NOSPACE;
1.1 kristaps 478:
1.147 schwarze 479: term_word(p, meta->os);
1.1 kristaps 480: term_flushln(p);
1.7 schwarze 481:
1.261 schwarze 482: p->tcol->offset = 0;
483: p->tcol->rmargin = p->maxrmargin;
1.7 schwarze 484: p->flags = 0;
1.1 kristaps 485: }
486:
487: static void
1.215 schwarze 488: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 489: {
1.169 schwarze 490: char *volume, *title;
491: size_t vollen, titlen;
1.1 kristaps 492:
493: /*
494: * The header is strange. It has three components, which are
495: * really two with the first duplicated. It goes like this:
496: *
497: * IDENTIFIER TITLE IDENTIFIER
498: *
499: * The IDENTIFIER is NAME(SECTION), which is the command-name
500: * (if given, or "unknown" if not) followed by the manual page
501: * section. These are given in `Dt'. The TITLE is a free-form
502: * string depending on the manual volume. If not specified, it
503: * switches on the manual section.
504: */
1.137 schwarze 505:
1.147 schwarze 506: assert(meta->vol);
1.169 schwarze 507: if (NULL == meta->arch)
508: volume = mandoc_strdup(meta->vol);
509: else
510: mandoc_asprintf(&volume, "%s (%s)",
511: meta->vol, meta->arch);
512: vollen = term_strlen(p, volume);
1.1 kristaps 513:
1.177 schwarze 514: if (NULL == meta->msec)
515: title = mandoc_strdup(meta->title);
516: else
517: mandoc_asprintf(&title, "%s(%s)",
518: meta->title, meta->msec);
1.137 schwarze 519: titlen = term_strlen(p, title);
1.1 kristaps 520:
1.137 schwarze 521: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 522: p->trailspace = 1;
1.261 schwarze 523: p->tcol->offset = 0;
524: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.169 schwarze 525: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 526: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 527:
528: term_word(p, title);
529: term_flushln(p);
530:
1.137 schwarze 531: p->flags |= TERMP_NOSPACE;
1.261 schwarze 532: p->tcol->offset = p->tcol->rmargin;
533: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
534: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 535:
1.169 schwarze 536: term_word(p, volume);
1.1 kristaps 537: term_flushln(p);
538:
539: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 540: p->trailspace = 0;
1.261 schwarze 541: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.137 schwarze 542: p->flags |= TERMP_NOSPACE;
1.261 schwarze 543: p->tcol->offset = p->tcol->rmargin;
544: p->tcol->rmargin = p->maxrmargin;
1.137 schwarze 545: term_word(p, title);
546: term_flushln(p);
547: }
1.1 kristaps 548:
1.137 schwarze 549: p->flags &= ~TERMP_NOSPACE;
1.261 schwarze 550: p->tcol->offset = 0;
551: p->tcol->rmargin = p->maxrmargin;
1.168 schwarze 552: free(title);
1.169 schwarze 553: free(volume);
1.1 kristaps 554: }
555:
1.201 schwarze 556: static int
1.89 schwarze 557: a2width(const struct termp *p, const char *v)
1.61 schwarze 558: {
559: struct roffsu su;
1.262 schwarze 560: const char *end;
1.1 kristaps 561:
1.262 schwarze 562: end = a2roffsu(v, &su, SCALE_MAX);
563: if (end == NULL || *end != '\0') {
1.89 schwarze 564: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 565: su.scale /= term_strlen(p, "0");
1.201 schwarze 566: }
1.263 schwarze 567: return term_hen(p, &su);
1.1 kristaps 568: }
569:
1.68 schwarze 570: /*
571: * Determine how much space to print out before block elements of `It'
572: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
573: * too.
574: */
1.45 schwarze 575: static void
1.166 schwarze 576: print_bvspace(struct termp *p,
1.214 schwarze 577: const struct roff_node *bl,
578: const struct roff_node *n)
1.1 kristaps 579: {
1.214 schwarze 580: const struct roff_node *nn;
1.138 schwarze 581:
582: assert(n);
1.1 kristaps 583:
584: term_newln(p);
1.88 schwarze 585:
1.121 schwarze 586: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 587: return;
1.121 schwarze 588: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 589: return;
590:
1.60 schwarze 591: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 592:
1.188 schwarze 593: nn = n;
1.266 schwarze 594: while (nn->prev != NULL &&
595: (nn->prev->type == ROFFT_COMMENT ||
596: nn->prev->flags & NODE_NOPRT))
1.236 schwarze 597: nn = nn->prev;
1.188 schwarze 598: while (nn->prev == NULL) {
599: do {
600: nn = nn->parent;
1.213 schwarze 601: if (nn->type == ROFFT_ROOT)
1.188 schwarze 602: return;
1.213 schwarze 603: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 604: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 605: return;
1.188 schwarze 606: if (nn->tok == MDOC_It &&
607: nn->parent->parent->norm->Bl.type != LIST_item)
608: break;
1.1 kristaps 609: }
610:
1.60 schwarze 611: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 612:
1.121 schwarze 613: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 614: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 615: return;
616:
1.60 schwarze 617: /* A `-diag' without body does not vspace. */
618:
1.121 schwarze 619: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 620: if (n->prev && MDOC_It == n->prev->tok) {
621: assert(n->prev->body);
622: if (NULL == n->prev->body->child)
1.45 schwarze 623: return;
624: }
625:
626: term_vspace(p);
1.162 schwarze 627: }
628:
1.1 kristaps 629:
630: static int
631: termp_it_pre(DECL_ARGS)
632: {
1.244 schwarze 633: struct roffsu su;
1.201 schwarze 634: char buf[24];
1.214 schwarze 635: const struct roff_node *bl, *nn;
1.201 schwarze 636: size_t ncols, dcol;
637: int i, offset, width;
1.82 schwarze 638: enum mdoc_list type;
1.1 kristaps 639:
1.213 schwarze 640: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 641: print_bvspace(p, n->parent->parent, n);
1.227 schwarze 642: return 1;
1.45 schwarze 643: }
1.1 kristaps 644:
1.60 schwarze 645: bl = n->parent->parent->parent;
1.121 schwarze 646: type = bl->norm->Bl.type;
1.1 kristaps 647:
1.166 schwarze 648: /*
1.201 schwarze 649: * Defaults for specific list types.
650: */
651:
652: switch (type) {
653: case LIST_bullet:
654: case LIST_dash:
655: case LIST_hyphen:
656: case LIST_enum:
657: width = term_len(p, 2);
658: break;
659: case LIST_hang:
1.231 schwarze 660: case LIST_tag:
1.201 schwarze 661: width = term_len(p, 8);
662: break;
663: case LIST_column:
664: width = term_len(p, 10);
665: break;
666: default:
667: width = 0;
668: break;
669: }
670: offset = 0;
671:
672: /*
1.68 schwarze 673: * First calculate width and offset. This is pretty easy unless
674: * we're a -column list, in which case all prior columns must
675: * be accounted for.
676: */
677:
1.201 schwarze 678: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 679: offset = a2width(p, bl->norm->Bl.offs);
1.261 schwarze 680: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
681: offset = -p->tcol->offset;
1.201 schwarze 682: else if (offset > SHRT_MAX)
683: offset = 0;
684: }
1.66 schwarze 685:
1.1 kristaps 686: switch (type) {
1.166 schwarze 687: case LIST_column:
1.213 schwarze 688: if (n->type == ROFFT_HEAD)
1.1 kristaps 689: break;
1.88 schwarze 690:
1.66 schwarze 691: /*
1.68 schwarze 692: * Imitate groff's column handling:
693: * - For each earlier column, add its width.
694: * - For less than 5 columns, add four more blanks per
695: * column.
696: * - For exactly 5 columns, add three more blank per
697: * column.
698: * - For more than 5 columns, add only one column.
1.66 schwarze 699: */
1.121 schwarze 700: ncols = bl->norm->Bl.ncols;
1.166 schwarze 701: dcol = ncols < 5 ? term_len(p, 4) :
702: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 703:
1.85 schwarze 704: /*
1.213 schwarze 705: * Calculate the offset by applying all prior ROFFT_BODY,
706: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 707: */
708:
1.166 schwarze 709: for (i = 0, nn = n->prev;
710: nn->prev && i < (int)ncols;
1.244 schwarze 711: nn = nn->prev, i++) {
712: SCALE_HS_INIT(&su,
713: term_strlen(p, bl->norm->Bl.cols[i]));
714: su.scale /= term_strlen(p, "0");
1.263 schwarze 715: offset += term_hen(p, &su) + dcol;
1.244 schwarze 716: }
1.66 schwarze 717:
718: /*
1.68 schwarze 719: * When exceeding the declared number of columns, leave
720: * the remaining widths at 0. This will later be
721: * adjusted to the default width of 10, or, for the last
722: * column, stretched to the right margin.
1.46 schwarze 723: */
1.68 schwarze 724: if (i >= (int)ncols)
725: break;
1.46 schwarze 726:
1.66 schwarze 727: /*
1.68 schwarze 728: * Use the declared column widths, extended as explained
729: * in the preceding paragraph.
1.66 schwarze 730: */
1.244 schwarze 731: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
732: su.scale /= term_strlen(p, "0");
1.263 schwarze 733: width = term_hen(p, &su) + dcol;
1.1 kristaps 734: break;
735: default:
1.121 schwarze 736: if (NULL == bl->norm->Bl.width)
1.68 schwarze 737: break;
738:
1.166 schwarze 739: /*
1.68 schwarze 740: * Note: buffer the width by 2, which is groff's magic
741: * number for buffering single arguments. See the above
742: * handling for column for how this changes.
743: */
1.121 schwarze 744: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.261 schwarze 745: if (width < 0 && (size_t)(-width) > p->tcol->offset)
746: width = -p->tcol->offset;
1.201 schwarze 747: else if (width > SHRT_MAX)
748: width = 0;
1.1 kristaps 749: break;
750: }
751:
1.166 schwarze 752: /*
1.16 schwarze 753: * Whitespace control. Inset bodies need an initial space,
754: * while diagonal bodies need two.
1.1 kristaps 755: */
756:
1.42 schwarze 757: p->flags |= TERMP_NOSPACE;
758:
1.1 kristaps 759: switch (type) {
1.166 schwarze 760: case LIST_diag:
1.213 schwarze 761: if (n->type == ROFFT_BODY)
1.48 schwarze 762: term_word(p, "\\ \\ ");
1.42 schwarze 763: break;
1.166 schwarze 764: case LIST_inset:
1.230 schwarze 765: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 766: term_word(p, "\\ ");
1.1 kristaps 767: break;
768: default:
769: break;
770: }
771:
1.42 schwarze 772: p->flags |= TERMP_NOSPACE;
773:
1.1 kristaps 774: switch (type) {
1.166 schwarze 775: case LIST_diag:
1.213 schwarze 776: if (n->type == ROFFT_HEAD)
1.65 schwarze 777: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 778: break;
779: default:
780: break;
781: }
782:
783: /*
1.68 schwarze 784: * Pad and break control. This is the tricky part. These flags
785: * are documented in term_flushln() in term.c. Note that we're
786: * going to unset all of these flags in termp_it_post() when we
787: * exit.
1.1 kristaps 788: */
789:
790: switch (type) {
1.166 schwarze 791: case LIST_enum:
1.228 schwarze 792: case LIST_bullet:
793: case LIST_dash:
794: case LIST_hyphen:
1.259 schwarze 795: if (n->type == ROFFT_HEAD) {
796: p->flags |= TERMP_NOBREAK | TERMP_HANG;
797: p->trailspace = 1;
798: } else if (width <= (int)term_len(p, 2))
799: p->flags |= TERMP_NOPAD;
1.33 schwarze 800: break;
1.166 schwarze 801: case LIST_hang:
1.213 schwarze 802: if (n->type != ROFFT_HEAD)
1.47 schwarze 803: break;
1.165 schwarze 804: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 805: p->trailspace = 1;
1.33 schwarze 806: break;
1.166 schwarze 807: case LIST_tag:
1.213 schwarze 808: if (n->type != ROFFT_HEAD)
1.33 schwarze 809: break;
1.152 schwarze 810:
1.225 schwarze 811: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 812: p->trailspace = 2;
813:
1.60 schwarze 814: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 815: p->flags |= TERMP_HANG;
1.1 kristaps 816: break;
1.166 schwarze 817: case LIST_column:
1.213 schwarze 818: if (n->type == ROFFT_HEAD)
1.85 schwarze 819: break;
820:
1.152 schwarze 821: if (NULL == n->next) {
1.85 schwarze 822: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 823: p->trailspace = 0;
824: } else {
1.85 schwarze 825: p->flags |= TERMP_NOBREAK;
1.152 schwarze 826: p->trailspace = 1;
827: }
1.85 schwarze 828:
1.1 kristaps 829: break;
1.166 schwarze 830: case LIST_diag:
1.213 schwarze 831: if (n->type != ROFFT_HEAD)
1.152 schwarze 832: break;
1.165 schwarze 833: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 834: p->trailspace = 1;
1.1 kristaps 835: break;
836: default:
837: break;
838: }
839:
1.166 schwarze 840: /*
1.1 kristaps 841: * Margin control. Set-head-width lists have their right
842: * margins shortened. The body for these lists has the offset
843: * necessarily lengthened. Everybody gets the offset.
844: */
845:
1.261 schwarze 846: p->tcol->offset += offset;
1.1 kristaps 847:
848: switch (type) {
1.166 schwarze 849: case LIST_bullet:
850: case LIST_dash:
851: case LIST_enum:
852: case LIST_hyphen:
1.259 schwarze 853: case LIST_hang:
1.166 schwarze 854: case LIST_tag:
1.213 schwarze 855: if (n->type == ROFFT_HEAD)
1.261 schwarze 856: p->tcol->rmargin = p->tcol->offset + width;
1.191 schwarze 857: else
1.261 schwarze 858: p->tcol->offset += width;
1.1 kristaps 859: break;
1.166 schwarze 860: case LIST_column:
1.41 schwarze 861: assert(width);
1.261 schwarze 862: p->tcol->rmargin = p->tcol->offset + width;
1.166 schwarze 863: /*
1.43 schwarze 864: * XXX - this behaviour is not documented: the
865: * right-most column is filled to the right margin.
866: */
1.213 schwarze 867: if (n->type == ROFFT_HEAD)
1.85 schwarze 868: break;
1.261 schwarze 869: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
870: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 871: break;
872: default:
873: break;
874: }
875:
1.166 schwarze 876: /*
1.1 kristaps 877: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 878: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 879: */
880:
1.213 schwarze 881: if (n->type == ROFFT_HEAD)
1.1 kristaps 882: switch (type) {
1.166 schwarze 883: case LIST_bullet:
1.65 schwarze 884: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 885: term_word(p, "\\[bu]");
1.65 schwarze 886: term_fontpop(p);
1.1 kristaps 887: break;
1.166 schwarze 888: case LIST_dash:
889: case LIST_hyphen:
1.65 schwarze 890: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 891: term_word(p, "-");
1.65 schwarze 892: term_fontpop(p);
1.1 kristaps 893: break;
1.166 schwarze 894: case LIST_enum:
1.1 kristaps 895: (pair->ppair->ppair->count)++;
1.167 schwarze 896: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 897: pair->ppair->ppair->count);
1.1 kristaps 898: term_word(p, buf);
899: break;
900: default:
901: break;
902: }
1.12 schwarze 903:
1.166 schwarze 904: /*
1.1 kristaps 905: * If we're not going to process our children, indicate so here.
906: */
907:
908: switch (type) {
1.166 schwarze 909: case LIST_bullet:
910: case LIST_item:
911: case LIST_dash:
912: case LIST_hyphen:
913: case LIST_enum:
1.213 schwarze 914: if (n->type == ROFFT_HEAD)
1.227 schwarze 915: return 0;
1.1 kristaps 916: break;
1.166 schwarze 917: case LIST_column:
1.213 schwarze 918: if (n->type == ROFFT_HEAD)
1.227 schwarze 919: return 0;
1.259 schwarze 920: p->minbl = 0;
1.1 kristaps 921: break;
922: default:
923: break;
924: }
925:
1.227 schwarze 926: return 1;
1.1 kristaps 927: }
928:
929: static void
930: termp_it_post(DECL_ARGS)
931: {
1.82 schwarze 932: enum mdoc_list type;
1.1 kristaps 933:
1.213 schwarze 934: if (n->type == ROFFT_BLOCK)
1.1 kristaps 935: return;
936:
1.121 schwarze 937: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 938:
939: switch (type) {
1.166 schwarze 940: case LIST_item:
941: case LIST_diag:
942: case LIST_inset:
1.213 schwarze 943: if (n->type == ROFFT_BODY)
1.74 schwarze 944: term_newln(p);
1.1 kristaps 945: break;
1.166 schwarze 946: case LIST_column:
1.213 schwarze 947: if (n->type == ROFFT_BODY)
1.1 kristaps 948: term_flushln(p);
949: break;
950: default:
1.74 schwarze 951: term_newln(p);
1.1 kristaps 952: break;
953: }
954:
1.166 schwarze 955: /*
1.68 schwarze 956: * Now that our output is flushed, we can reset our tags. Since
957: * only `It' sets these flags, we're free to assume that nobody
958: * has munged them in the meanwhile.
959: */
960:
1.259 schwarze 961: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 962: p->trailspace = 0;
1.1 kristaps 963: }
964:
965: static int
966: termp_nm_pre(DECL_ARGS)
967: {
1.195 schwarze 968: const char *cp;
1.1 kristaps 969:
1.213 schwarze 970: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 971: p->flags |= TERMP_PREKEEP;
1.227 schwarze 972: return 1;
1.155 schwarze 973: }
1.94 schwarze 974:
1.213 schwarze 975: if (n->type == ROFFT_BODY) {
1.261 schwarze 976: if (n->child == NULL)
1.227 schwarze 977: return 0;
1.136 schwarze 978: p->flags |= TERMP_NOSPACE;
1.195 schwarze 979: cp = NULL;
980: if (n->prev->child != NULL)
981: cp = n->prev->child->string;
982: if (cp == NULL)
983: cp = meta->name;
984: if (cp == NULL)
1.261 schwarze 985: p->tcol->offset += term_len(p, 6);
1.195 schwarze 986: else
1.261 schwarze 987: p->tcol->offset += term_len(p, 1) +
988: term_strlen(p, cp);
1.227 schwarze 989: return 1;
1.94 schwarze 990: }
991:
1.242 schwarze 992: if (n->child == NULL)
1.227 schwarze 993: return 0;
1.81 schwarze 994:
1.213 schwarze 995: if (n->type == ROFFT_HEAD)
1.97 schwarze 996: synopsis_pre(p, n->parent);
1.65 schwarze 997:
1.213 schwarze 998: if (n->type == ROFFT_HEAD &&
1.261 schwarze 999: n->next != NULL && n->next->child != NULL) {
1.165 schwarze 1000: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 1001: p->trailspace = 1;
1.261 schwarze 1002: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
1003: if (n->child == NULL)
1004: p->tcol->rmargin += term_strlen(p, meta->name);
1005: else if (n->child->type == ROFFT_TEXT) {
1006: p->tcol->rmargin += term_strlen(p, n->child->string);
1007: if (n->child->next != NULL)
1.105 schwarze 1008: p->flags |= TERMP_HANG;
1009: } else {
1.261 schwarze 1010: p->tcol->rmargin += term_len(p, 5);
1.105 schwarze 1011: p->flags |= TERMP_HANG;
1012: }
1.94 schwarze 1013: }
1014:
1.65 schwarze 1015: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1016: return 1;
1.1 kristaps 1017: }
1018:
1.94 schwarze 1019: static void
1020: termp_nm_post(DECL_ARGS)
1021: {
1022:
1.213 schwarze 1023: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 1024: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 schwarze 1025: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 1026: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 1027: term_flushln(p);
1.165 schwarze 1028: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1029: p->trailspace = 0;
1.213 schwarze 1030: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1031: term_flushln(p);
1032: }
1033:
1.1 kristaps 1034: static int
1035: termp_fl_pre(DECL_ARGS)
1036: {
1037:
1.219 schwarze 1038: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1039: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1040: term_word(p, "\\-");
1.67 schwarze 1041:
1.230 schwarze 1042: if (!(n->child == NULL &&
1.179 schwarze 1043: (n->next == NULL ||
1.213 schwarze 1044: n->next->type == ROFFT_TEXT ||
1.237 schwarze 1045: n->next->flags & NODE_LINE)))
1.73 schwarze 1046: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1047:
1.227 schwarze 1048: return 1;
1.49 schwarze 1049: }
1050:
1051: static int
1.104 schwarze 1052: termp__a_pre(DECL_ARGS)
1053: {
1054:
1055: if (n->prev && MDOC__A == n->prev->tok)
1056: if (NULL == n->next || MDOC__A != n->next->tok)
1057: term_word(p, "and");
1058:
1.227 schwarze 1059: return 1;
1.104 schwarze 1060: }
1061:
1062: static int
1.49 schwarze 1063: termp_an_pre(DECL_ARGS)
1064: {
1065:
1.181 schwarze 1066: if (n->norm->An.auth == AUTH_split) {
1067: p->flags &= ~TERMP_NOSPLIT;
1068: p->flags |= TERMP_SPLIT;
1.227 schwarze 1069: return 0;
1.181 schwarze 1070: }
1071: if (n->norm->An.auth == AUTH_nosplit) {
1072: p->flags &= ~TERMP_SPLIT;
1073: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1074: return 0;
1.181 schwarze 1075: }
1.166 schwarze 1076:
1.181 schwarze 1077: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1078: term_newln(p);
1079:
1.181 schwarze 1080: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1081: p->flags |= TERMP_SPLIT;
1.49 schwarze 1082:
1.227 schwarze 1083: return 1;
1.1 kristaps 1084: }
1085:
1086: static int
1087: termp_ns_pre(DECL_ARGS)
1088: {
1089:
1.237 schwarze 1090: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1091: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1092: return 1;
1.1 kristaps 1093: }
1094:
1095: static int
1096: termp_rs_pre(DECL_ARGS)
1097: {
1098:
1.60 schwarze 1099: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1100: return 1;
1.213 schwarze 1101: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1102: term_vspace(p);
1.227 schwarze 1103: return 1;
1.1 kristaps 1104: }
1105:
1106: static int
1107: termp_ex_pre(DECL_ARGS)
1108: {
1.132 schwarze 1109: term_newln(p);
1.240 schwarze 1110: return 1;
1.1 kristaps 1111: }
1112:
1113: static int
1114: termp_nd_pre(DECL_ARGS)
1115: {
1.25 schwarze 1116:
1.213 schwarze 1117: if (n->type == ROFFT_BODY)
1.196 schwarze 1118: term_word(p, "\\(en");
1.227 schwarze 1119: return 1;
1.1 kristaps 1120: }
1121:
1.73 schwarze 1122: static int
1123: termp_bl_pre(DECL_ARGS)
1124: {
1125:
1.227 schwarze 1126: return n->type != ROFFT_HEAD;
1.73 schwarze 1127: }
1128:
1.1 kristaps 1129: static void
1130: termp_bl_post(DECL_ARGS)
1131: {
1132:
1.255 schwarze 1133: if (n->type != ROFFT_BLOCK)
1134: return;
1135: term_newln(p);
1136: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1137: return;
1138: term_tab_set(p, NULL);
1139: term_tab_set(p, "T");
1140: term_tab_set(p, ".5i");
1.1 kristaps 1141: }
1142:
1143: static int
1144: termp_xr_pre(DECL_ARGS)
1145: {
1146:
1.132 schwarze 1147: if (NULL == (n = n->child))
1.227 schwarze 1148: return 0;
1.72 schwarze 1149:
1.213 schwarze 1150: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1151: term_word(p, n->string);
1.10 schwarze 1152:
1.166 schwarze 1153: if (NULL == (n = n->next))
1.227 schwarze 1154: return 0;
1.132 schwarze 1155:
1.1 kristaps 1156: p->flags |= TERMP_NOSPACE;
1157: term_word(p, "(");
1.132 schwarze 1158: p->flags |= TERMP_NOSPACE;
1159:
1.213 schwarze 1160: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1161: term_word(p, n->string);
1162:
1163: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1164: term_word(p, ")");
1.60 schwarze 1165:
1.227 schwarze 1166: return 0;
1.1 kristaps 1167: }
1168:
1.86 schwarze 1169: /*
1170: * This decides how to assert whitespace before any of the SYNOPSIS set
1171: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1172: * macro combos).
1173: */
1174: static void
1.214 schwarze 1175: synopsis_pre(struct termp *p, const struct roff_node *n)
1.86 schwarze 1176: {
1.166 schwarze 1177: /*
1.86 schwarze 1178: * Obviously, if we're not in a SYNOPSIS or no prior macros
1179: * exist, do nothing.
1180: */
1.237 schwarze 1181: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
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: */
1.166 schwarze 1189: if (n->prev->tok == n->tok &&
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: */
1202: switch (n->prev->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:
1.86 schwarze 1211: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
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: {
1225:
1.213 schwarze 1226: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1227: synopsis_pre(p, n);
1.227 schwarze 1228: return termp_under_pre(p, pair, meta, n);
1.213 schwarze 1229: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1230: synopsis_pre(p, n);
1.227 schwarze 1231: return 1;
1.213 schwarze 1232: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1233: return 0;
1.69 schwarze 1234:
1.227 schwarze 1235: return termp_under_pre(p, pair, meta, n);
1.69 schwarze 1236: }
1237:
1.1 kristaps 1238: static int
1.54 schwarze 1239: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1240: {
1241:
1.219 schwarze 1242: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1243: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1244: return 1;
1.1 kristaps 1245: }
1246:
1.86 schwarze 1247: static int
1248: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1249: {
1250:
1.86 schwarze 1251: synopsis_pre(p, n);
1.227 schwarze 1252: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1253: }
1254:
1.143 schwarze 1255: static void
1256: termp_fd_post(DECL_ARGS)
1257: {
1258:
1259: term_newln(p);
1260: }
1261:
1.1 kristaps 1262: static int
1263: termp_sh_pre(DECL_ARGS)
1264: {
1.60 schwarze 1265:
1266: switch (n->type) {
1.213 schwarze 1267: case ROFFT_BLOCK:
1.192 schwarze 1268: /*
1269: * Vertical space before sections, except
1270: * when the previous section was empty.
1271: */
1272: if (n->prev == NULL ||
1.221 schwarze 1273: n->prev->tok != MDOC_Sh ||
1.192 schwarze 1274: (n->prev->body != NULL &&
1275: n->prev->body->child != NULL))
1276: term_vspace(p);
1.52 schwarze 1277: break;
1.213 schwarze 1278: case ROFFT_HEAD:
1.65 schwarze 1279: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1280: break;
1.213 schwarze 1281: case ROFFT_BODY:
1.261 schwarze 1282: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1283: term_tab_set(p, NULL);
1284: term_tab_set(p, "T");
1285: term_tab_set(p, ".5i");
1.221 schwarze 1286: switch (n->sec) {
1287: case SEC_DESCRIPTION:
1288: fn_prio = 0;
1289: break;
1290: case SEC_AUTHORS:
1.141 schwarze 1291: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.221 schwarze 1292: break;
1293: default:
1294: break;
1295: }
1.1 kristaps 1296: break;
1297: default:
1298: break;
1299: }
1.227 schwarze 1300: return 1;
1.1 kristaps 1301: }
1302:
1303: static void
1304: termp_sh_post(DECL_ARGS)
1305: {
1306:
1.60 schwarze 1307: switch (n->type) {
1.213 schwarze 1308: case ROFFT_HEAD:
1.1 kristaps 1309: term_newln(p);
1310: break;
1.213 schwarze 1311: case ROFFT_BODY:
1.1 kristaps 1312: term_newln(p);
1.261 schwarze 1313: p->tcol->offset = 0;
1.1 kristaps 1314: break;
1315: default:
1316: break;
1317: }
1318: }
1319:
1320: static void
1321: termp_lb_post(DECL_ARGS)
1322: {
1323:
1.237 schwarze 1324: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.57 schwarze 1325: term_newln(p);
1.1 kristaps 1326: }
1327:
1328: static int
1329: termp_d1_pre(DECL_ARGS)
1330: {
1331:
1.213 schwarze 1332: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1333: return 1;
1.1 kristaps 1334: term_newln(p);
1.261 schwarze 1335: p->tcol->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1336: term_tab_set(p, NULL);
1337: term_tab_set(p, "T");
1338: term_tab_set(p, ".5i");
1.227 schwarze 1339: return 1;
1.1 kristaps 1340: }
1341:
1342: static int
1343: termp_ft_pre(DECL_ARGS)
1344: {
1345:
1.237 schwarze 1346: /* NB: NODE_LINE does not effect this! */
1.86 schwarze 1347: synopsis_pre(p, n);
1.65 schwarze 1348: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1349: return 1;
1.1 kristaps 1350: }
1351:
1352: static int
1353: termp_fn_pre(DECL_ARGS)
1354: {
1.159 schwarze 1355: size_t rmargin = 0;
1.132 schwarze 1356: int pretty;
1357:
1.237 schwarze 1358: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1359:
1.86 schwarze 1360: synopsis_pre(p, n);
1.85 schwarze 1361:
1.132 schwarze 1362: if (NULL == (n = n->child))
1.227 schwarze 1363: return 0;
1.132 schwarze 1364:
1.153 schwarze 1365: if (pretty) {
1.261 schwarze 1366: rmargin = p->tcol->rmargin;
1367: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1368: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1369: }
1370:
1.213 schwarze 1371: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1372: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1373: term_word(p, n->string);
1.65 schwarze 1374: term_fontpop(p);
1.1 kristaps 1375:
1.235 schwarze 1376: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.223 schwarze 1377: tag_put(n->string, ++fn_prio, p->line);
1.221 schwarze 1378:
1.153 schwarze 1379: if (pretty) {
1380: term_flushln(p);
1.165 schwarze 1381: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1382: p->flags |= TERMP_NOPAD;
1.261 schwarze 1383: p->tcol->offset = p->tcol->rmargin;
1384: p->tcol->rmargin = rmargin;
1.153 schwarze 1385: }
1386:
1.1 kristaps 1387: p->flags |= TERMP_NOSPACE;
1388: term_word(p, "(");
1.132 schwarze 1389: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1390:
1.132 schwarze 1391: for (n = n->next; n; n = n->next) {
1.213 schwarze 1392: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1393: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1394: if (pretty)
1395: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1396: term_word(p, n->string);
1.65 schwarze 1397: term_fontpop(p);
1398:
1.132 schwarze 1399: if (n->next) {
1400: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1401: term_word(p, ",");
1.132 schwarze 1402: }
1.1 kristaps 1403: }
1404:
1.132 schwarze 1405: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1406: term_word(p, ")");
1407:
1.132 schwarze 1408: if (pretty) {
1409: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1410: term_word(p, ";");
1.153 schwarze 1411: term_flushln(p);
1.132 schwarze 1412: }
1.1 kristaps 1413:
1.227 schwarze 1414: return 0;
1.1 kristaps 1415: }
1416:
1417: static int
1418: termp_fa_pre(DECL_ARGS)
1419: {
1.214 schwarze 1420: const struct roff_node *nn;
1.1 kristaps 1421:
1.60 schwarze 1422: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1423: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1424: return 1;
1.1 kristaps 1425: }
1426:
1.60 schwarze 1427: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1428: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1429: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1430: term_word(p, nn->string);
1.65 schwarze 1431: term_fontpop(p);
1432:
1.158 schwarze 1433: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1434: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1435: term_word(p, ",");
1.132 schwarze 1436: }
1.1 kristaps 1437: }
1438:
1.227 schwarze 1439: return 0;
1.1 kristaps 1440: }
1441:
1442: static int
1443: termp_bd_pre(DECL_ARGS)
1444: {
1.201 schwarze 1445: int offset;
1.1 kristaps 1446:
1.213 schwarze 1447: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1448: print_bvspace(p, n, n);
1.227 schwarze 1449: return 1;
1.213 schwarze 1450: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1451: return 0;
1.1 kristaps 1452:
1.187 schwarze 1453: /* Handle the -offset argument. */
1454:
1455: if (n->norm->Bd.offs == NULL ||
1456: ! strcmp(n->norm->Bd.offs, "left"))
1457: /* nothing */;
1458: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.261 schwarze 1459: p->tcol->offset += term_len(p, p->defindent + 1);
1.187 schwarze 1460: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.261 schwarze 1461: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1462: else {
1463: offset = a2width(p, n->norm->Bd.offs);
1.261 schwarze 1464: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1465: p->tcol->offset = 0;
1.201 schwarze 1466: else if (offset < SHRT_MAX)
1.261 schwarze 1467: p->tcol->offset += offset;
1.201 schwarze 1468: }
1.60 schwarze 1469:
1.271 ! schwarze 1470: switch (n->norm->Bd.type) {
! 1471: case DISP_literal:
1.255 schwarze 1472: term_tab_set(p, NULL);
1473: term_tab_set(p, "T");
1474: term_tab_set(p, "8n");
1.271 ! schwarze 1475: break;
! 1476: case DISP_centered:
! 1477: p->flags |= TERMP_CENTER;
! 1478: break;
! 1479: default:
! 1480: break;
1.255 schwarze 1481: }
1.271 ! schwarze 1482: return 1;
1.1 kristaps 1483: }
1484:
1485: static void
1486: termp_bd_post(DECL_ARGS)
1487: {
1.213 schwarze 1488: if (n->type != ROFFT_BODY)
1.1 kristaps 1489: return;
1.271 ! schwarze 1490: if (n->norm->Bd.type == DISP_unfilled ||
! 1491: n->norm->Bd.type == DISP_literal)
1.260 schwarze 1492: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1493: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1494: term_newln(p);
1.260 schwarze 1495: p->flags &= ~TERMP_BRNEVER;
1.271 ! schwarze 1496: if (n->norm->Bd.type == DISP_centered)
! 1497: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1498: }
1499:
1500: static int
1.26 schwarze 1501: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1502: {
1.238 schwarze 1503: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1504: p->flags |= TERMP_PREKEEP;
1505: return 1;
1506: }
1.1 kristaps 1507:
1.238 schwarze 1508: static void
1509: termp_xx_post(DECL_ARGS)
1510: {
1511: if (n->aux == 0)
1512: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1513: }
1514:
1515: static void
1516: termp_pf_post(DECL_ARGS)
1517: {
1518:
1.237 schwarze 1519: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.197 schwarze 1520: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1521: }
1522:
1523: static int
1524: termp_ss_pre(DECL_ARGS)
1525: {
1.236 schwarze 1526: struct roff_node *nn;
1.1 kristaps 1527:
1.60 schwarze 1528: switch (n->type) {
1.213 schwarze 1529: case ROFFT_BLOCK:
1.1 kristaps 1530: term_newln(p);
1.236 schwarze 1531: for (nn = n->prev; nn != NULL; nn = nn->prev)
1.266 schwarze 1532: if (nn->type != ROFFT_COMMENT &&
1533: (nn->flags & NODE_NOPRT) == 0)
1.236 schwarze 1534: break;
1535: if (nn != NULL)
1.1 kristaps 1536: term_vspace(p);
1537: break;
1.213 schwarze 1538: case ROFFT_HEAD:
1.65 schwarze 1539: term_fontpush(p, TERMFONT_BOLD);
1.261 schwarze 1540: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1541: break;
1.213 schwarze 1542: case ROFFT_BODY:
1.261 schwarze 1543: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1544: term_tab_set(p, NULL);
1545: term_tab_set(p, "T");
1546: term_tab_set(p, ".5i");
1.176 schwarze 1547: break;
1.1 kristaps 1548: default:
1549: break;
1550: }
1551:
1.227 schwarze 1552: return 1;
1.1 kristaps 1553: }
1554:
1555: static void
1556: termp_ss_post(DECL_ARGS)
1557: {
1558:
1.213 schwarze 1559: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1560: term_newln(p);
1561: }
1562:
1563: static int
1564: termp_cd_pre(DECL_ARGS)
1565: {
1566:
1.86 schwarze 1567: synopsis_pre(p, n);
1.65 schwarze 1568: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1569: return 1;
1.1 kristaps 1570: }
1571:
1572: static int
1573: termp_in_pre(DECL_ARGS)
1574: {
1575:
1.86 schwarze 1576: synopsis_pre(p, n);
1.85 schwarze 1577:
1.237 schwarze 1578: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.85 schwarze 1579: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1580: term_word(p, "#include");
1.85 schwarze 1581: term_word(p, "<");
1582: } else {
1583: term_word(p, "<");
1584: term_fontpush(p, TERMFONT_UNDER);
1585: }
1.23 schwarze 1586:
1.1 kristaps 1587: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1588: return 1;
1.1 kristaps 1589: }
1590:
1591: static void
1592: termp_in_post(DECL_ARGS)
1593: {
1594:
1.237 schwarze 1595: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1596: term_fontpush(p, TERMFONT_BOLD);
1597:
1.59 schwarze 1598: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1599: term_word(p, ">");
1600:
1.237 schwarze 1601: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1602: term_fontpop(p);
1.38 schwarze 1603: }
1604:
1605: static int
1.254 schwarze 1606: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1607: {
1.254 schwarze 1608: fn_prio = 0;
1609: term_vspace(p);
1.227 schwarze 1610: return 0;
1.38 schwarze 1611: }
1612:
1613: static int
1.193 schwarze 1614: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1615: {
1616:
1.227 schwarze 1617: return 0;
1.170 schwarze 1618: }
1619:
1620: static int
1.107 schwarze 1621: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1622: {
1623:
1.213 schwarze 1624: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1625: return 1;
1.1 kristaps 1626:
1.107 schwarze 1627: switch (n->tok) {
1.166 schwarze 1628: case MDOC_Ao:
1629: case MDOC_Aq:
1.230 schwarze 1630: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1631: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1632: break;
1.166 schwarze 1633: case MDOC_Bro:
1634: case MDOC_Brq:
1.107 schwarze 1635: term_word(p, "{");
1636: break;
1.166 schwarze 1637: case MDOC_Oo:
1638: case MDOC_Op:
1639: case MDOC_Bo:
1640: case MDOC_Bq:
1.107 schwarze 1641: term_word(p, "[");
1642: break;
1.245 schwarze 1643: case MDOC__T:
1644: /* FALLTHROUGH */
1.166 schwarze 1645: case MDOC_Do:
1646: case MDOC_Dq:
1.265 schwarze 1647: term_word(p, "\\(lq");
1.107 schwarze 1648: break;
1.170 schwarze 1649: case MDOC_En:
1650: if (NULL == n->norm->Es ||
1651: NULL == n->norm->Es->child)
1.227 schwarze 1652: return 1;
1.170 schwarze 1653: term_word(p, n->norm->Es->child->string);
1654: break;
1.166 schwarze 1655: case MDOC_Po:
1656: case MDOC_Pq:
1.107 schwarze 1657: term_word(p, "(");
1658: break;
1.166 schwarze 1659: case MDOC_Qo:
1660: case MDOC_Qq:
1.107 schwarze 1661: term_word(p, "\"");
1662: break;
1.166 schwarze 1663: case MDOC_Ql:
1664: case MDOC_So:
1665: case MDOC_Sq:
1.151 schwarze 1666: term_word(p, "\\(oq");
1.107 schwarze 1667: break;
1668: default:
1669: abort();
1670: }
1.1 kristaps 1671:
1672: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1673: return 1;
1.1 kristaps 1674: }
1675:
1676: static void
1.107 schwarze 1677: termp_quote_post(DECL_ARGS)
1.1 kristaps 1678: {
1679:
1.213 schwarze 1680: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1681: return;
1682:
1.205 schwarze 1683: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1684:
1.107 schwarze 1685: switch (n->tok) {
1.166 schwarze 1686: case MDOC_Ao:
1687: case MDOC_Aq:
1.230 schwarze 1688: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1689: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1690: break;
1.166 schwarze 1691: case MDOC_Bro:
1692: case MDOC_Brq:
1.107 schwarze 1693: term_word(p, "}");
1694: break;
1.166 schwarze 1695: case MDOC_Oo:
1696: case MDOC_Op:
1697: case MDOC_Bo:
1698: case MDOC_Bq:
1.107 schwarze 1699: term_word(p, "]");
1700: break;
1.245 schwarze 1701: case MDOC__T:
1702: /* FALLTHROUGH */
1.166 schwarze 1703: case MDOC_Do:
1704: case MDOC_Dq:
1.265 schwarze 1705: term_word(p, "\\(rq");
1.170 schwarze 1706: break;
1707: case MDOC_En:
1.205 schwarze 1708: if (n->norm->Es == NULL ||
1709: n->norm->Es->child == NULL ||
1710: n->norm->Es->child->next == NULL)
1711: p->flags &= ~TERMP_NOSPACE;
1712: else
1.170 schwarze 1713: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1714: break;
1.166 schwarze 1715: case MDOC_Po:
1716: case MDOC_Pq:
1.107 schwarze 1717: term_word(p, ")");
1718: break;
1.166 schwarze 1719: case MDOC_Qo:
1720: case MDOC_Qq:
1.107 schwarze 1721: term_word(p, "\"");
1722: break;
1.166 schwarze 1723: case MDOC_Ql:
1724: case MDOC_So:
1725: case MDOC_Sq:
1.151 schwarze 1726: term_word(p, "\\(cq");
1.107 schwarze 1727: break;
1728: default:
1729: abort();
1730: }
1.205 schwarze 1731: }
1732:
1733: static int
1734: termp_eo_pre(DECL_ARGS)
1735: {
1736:
1.213 schwarze 1737: if (n->type != ROFFT_BODY)
1.227 schwarze 1738: return 1;
1.205 schwarze 1739:
1740: if (n->end == ENDBODY_NOT &&
1741: n->parent->head->child == NULL &&
1742: n->child != NULL &&
1743: n->child->end != ENDBODY_NOT)
1744: term_word(p, "\\&");
1745: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1746: n->parent->head->child != NULL && (n->child != NULL ||
1747: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1748: p->flags |= TERMP_NOSPACE;
1749:
1.227 schwarze 1750: return 1;
1.205 schwarze 1751: }
1752:
1753: static void
1754: termp_eo_post(DECL_ARGS)
1755: {
1756: int body, tail;
1757:
1.213 schwarze 1758: if (n->type != ROFFT_BODY)
1.205 schwarze 1759: return;
1760:
1761: if (n->end != ENDBODY_NOT) {
1762: p->flags &= ~TERMP_NOSPACE;
1763: return;
1764: }
1765:
1766: body = n->child != NULL || n->parent->head->child != NULL;
1767: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1768:
1769: if (body && tail)
1770: p->flags |= TERMP_NOSPACE;
1771: else if ( ! (body || tail))
1772: term_word(p, "\\&");
1773: else if ( ! tail)
1774: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1775: }
1776:
1777: static int
1778: termp_fo_pre(DECL_ARGS)
1779: {
1.159 schwarze 1780: size_t rmargin = 0;
1.158 schwarze 1781: int pretty;
1782:
1.237 schwarze 1783: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1784:
1.213 schwarze 1785: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1786: synopsis_pre(p, n);
1.227 schwarze 1787: return 1;
1.213 schwarze 1788: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 1789: if (pretty) {
1.261 schwarze 1790: rmargin = p->tcol->rmargin;
1791: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1792: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1793: TERMP_HANG;
1.158 schwarze 1794: }
1.31 schwarze 1795: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1796: term_word(p, "(");
1.132 schwarze 1797: p->flags |= TERMP_NOSPACE;
1.158 schwarze 1798: if (pretty) {
1799: term_flushln(p);
1.165 schwarze 1800: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1801: TERMP_HANG);
1.259 schwarze 1802: p->flags |= TERMP_NOPAD;
1.261 schwarze 1803: p->tcol->offset = p->tcol->rmargin;
1804: p->tcol->rmargin = rmargin;
1.158 schwarze 1805: }
1.227 schwarze 1806: return 1;
1.158 schwarze 1807: }
1.85 schwarze 1808:
1.95 schwarze 1809: if (NULL == n->child)
1.227 schwarze 1810: return 0;
1.95 schwarze 1811:
1.85 schwarze 1812: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1813:
1.85 schwarze 1814: assert(n->child->string);
1.65 schwarze 1815: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 1816: term_word(p, n->child->string);
1.227 schwarze 1817: return 0;
1.1 kristaps 1818: }
1819:
1820: static void
1821: termp_fo_post(DECL_ARGS)
1822: {
1823:
1.213 schwarze 1824: if (n->type != ROFFT_BODY)
1.86 schwarze 1825: return;
1826:
1.132 schwarze 1827: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1828: term_word(p, ")");
1829:
1.237 schwarze 1830: if (NODE_SYNPRETTY & n->flags) {
1.132 schwarze 1831: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1832: term_word(p, ";");
1.158 schwarze 1833: term_flushln(p);
1.132 schwarze 1834: }
1.1 kristaps 1835: }
1836:
1837: static int
1838: termp_bf_pre(DECL_ARGS)
1839: {
1840:
1.213 schwarze 1841: if (n->type == ROFFT_HEAD)
1.227 schwarze 1842: return 0;
1.213 schwarze 1843: else if (n->type != ROFFT_BODY)
1.227 schwarze 1844: return 1;
1.1 kristaps 1845:
1.166 schwarze 1846: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 1847: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 1848: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 1849: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 1850: else
1.65 schwarze 1851: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1852:
1.227 schwarze 1853: return 1;
1.1 kristaps 1854: }
1855:
1856: static int
1857: termp_sm_pre(DECL_ARGS)
1858: {
1859:
1.171 schwarze 1860: if (NULL == n->child)
1861: p->flags ^= TERMP_NONOSPACE;
1862: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1863: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1864: else
1.1 kristaps 1865: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1866:
1867: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1868: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1869:
1.227 schwarze 1870: return 0;
1.1 kristaps 1871: }
1872:
1873: static int
1874: termp_ap_pre(DECL_ARGS)
1875: {
1876:
1877: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1878: term_word(p, "'");
1.1 kristaps 1879: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1880: return 1;
1.1 kristaps 1881: }
1882:
1883: static void
1884: termp____post(DECL_ARGS)
1885: {
1.104 schwarze 1886:
1887: /*
1888: * Handle lists of authors. In general, print each followed by
1889: * a comma. Don't print the comma if there are only two
1890: * authors.
1891: */
1892: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1893: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1894: if (NULL == n->prev || MDOC__A != n->prev->tok)
1895: return;
1.1 kristaps 1896:
1.62 schwarze 1897: /* TODO: %U. */
1898:
1.106 schwarze 1899: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1900: return;
1901:
1.132 schwarze 1902: p->flags |= TERMP_NOSPACE;
1.106 schwarze 1903: if (NULL == n->next) {
1904: term_word(p, ".");
1905: p->flags |= TERMP_SENTENCE;
1906: } else
1907: term_word(p, ",");
1.1 kristaps 1908: }
1909:
1910: static int
1.65 schwarze 1911: termp_li_pre(DECL_ARGS)
1912: {
1913:
1.234 schwarze 1914: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1915: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1916: return 1;
1.65 schwarze 1917: }
1918:
1919: static int
1.1 kristaps 1920: termp_lk_pre(DECL_ARGS)
1921: {
1.257 schwarze 1922: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1923:
1.248 schwarze 1924: if ((link = n->child) == NULL)
1.227 schwarze 1925: return 0;
1.101 schwarze 1926:
1.257 schwarze 1927: /* Find beginning of trailing punctuation. */
1928: punct = n->last;
1929: while (punct != link && punct->flags & NODE_DELIMC)
1930: punct = punct->prev;
1931: punct = punct->next;
1932:
1.248 schwarze 1933: /* Link text. */
1.257 schwarze 1934: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1935: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1936: while (descr != punct) {
1937: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1938: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1939: term_word(p, descr->string);
1940: descr = descr->next;
1941: }
1.246 schwarze 1942: term_fontpop(p);
1.142 schwarze 1943: p->flags |= TERMP_NOSPACE;
1944: term_word(p, ":");
1945: }
1.1 kristaps 1946:
1.248 schwarze 1947: /* Link target. */
1.65 schwarze 1948: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1949: term_word(p, link->string);
1.65 schwarze 1950: term_fontpop(p);
1.247 schwarze 1951:
1.248 schwarze 1952: /* Trailing punctuation. */
1.257 schwarze 1953: while (punct != NULL) {
1.248 schwarze 1954: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1955: term_word(p, punct->string);
1956: punct = punct->next;
1.248 schwarze 1957: }
1.227 schwarze 1958: return 0;
1.1 kristaps 1959: }
1960:
1.90 schwarze 1961: static int
1962: termp_bk_pre(DECL_ARGS)
1963: {
1964:
1.91 schwarze 1965: switch (n->type) {
1.213 schwarze 1966: case ROFFT_BLOCK:
1.95 schwarze 1967: break;
1.213 schwarze 1968: case ROFFT_HEAD:
1.227 schwarze 1969: return 0;
1.213 schwarze 1970: case ROFFT_BODY:
1.230 schwarze 1971: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1972: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1973: break;
1.91 schwarze 1974: default:
1975: abort();
1976: }
1.95 schwarze 1977:
1.227 schwarze 1978: return 1;
1.90 schwarze 1979: }
1980:
1981: static void
1982: termp_bk_post(DECL_ARGS)
1983: {
1984:
1.213 schwarze 1985: if (n->type == ROFFT_BODY)
1.91 schwarze 1986: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 1987: }
1.120 schwarze 1988:
1989: static void
1990: termp__t_post(DECL_ARGS)
1991: {
1992:
1993: /*
1994: * If we're in an `Rs' and there's a journal present, then quote
1995: * us instead of underlining us (for disambiguation).
1996: */
1.121 schwarze 1997: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 1998: n->parent->norm->Rs.quote_T)
1.147 schwarze 1999: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2000:
1.147 schwarze 2001: termp____post(p, pair, meta, n);
1.120 schwarze 2002: }
2003:
2004: static int
2005: termp__t_pre(DECL_ARGS)
2006: {
2007:
2008: /*
2009: * If we're in an `Rs' and there's a journal present, then quote
2010: * us instead of underlining us (for disambiguation).
2011: */
1.121 schwarze 2012: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2013: n->parent->norm->Rs.quote_T)
1.227 schwarze 2014: return termp_quote_pre(p, pair, meta, n);
1.120 schwarze 2015:
2016: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 2017: return 1;
1.121 schwarze 2018: }
1.1 kristaps 2019:
2020: static int
1.54 schwarze 2021: termp_under_pre(DECL_ARGS)
1.1 kristaps 2022: {
2023:
1.65 schwarze 2024: term_fontpush(p, TERMFONT_UNDER);
1.233 schwarze 2025: return 1;
2026: }
2027:
2028: static int
2029: termp_em_pre(DECL_ARGS)
2030: {
2031: if (n->child != NULL &&
2032: n->child->type == ROFFT_TEXT)
2033: tag_put(n->child->string, 0, p->line);
2034: term_fontpush(p, TERMFONT_UNDER);
2035: return 1;
2036: }
2037:
2038: static int
2039: termp_sy_pre(DECL_ARGS)
2040: {
2041: if (n->child != NULL &&
2042: n->child->type == ROFFT_TEXT)
2043: tag_put(n->child->string, 0, p->line);
2044: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 2045: return 1;
1.222 schwarze 2046: }
2047:
2048: static int
2049: termp_er_pre(DECL_ARGS)
2050: {
2051:
2052: if (n->sec == SEC_ERRORS &&
2053: (n->parent->tok == MDOC_It ||
2054: (n->parent->tok == MDOC_Bq &&
1.223 schwarze 2055: n->parent->parent->parent->tok == MDOC_It)))
2056: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2057: return 1;
1.219 schwarze 2058: }
2059:
2060: static int
2061: termp_tag_pre(DECL_ARGS)
2062: {
2063:
2064: if (n->child != NULL &&
2065: n->child->type == ROFFT_TEXT &&
1.232 schwarze 2066: (n->prev == NULL ||
2067: (n->prev->type == ROFFT_TEXT &&
2068: strcmp(n->prev->string, "|") == 0)) &&
1.219 schwarze 2069: (n->parent->tok == MDOC_It ||
2070: (n->parent->tok == MDOC_Xo &&
2071: n->parent->parent->prev == NULL &&
1.223 schwarze 2072: n->parent->parent->parent->tok == MDOC_It)))
2073: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2074: return 1;
1.268 schwarze 2075: }
2076:
2077: static int
2078: termp_abort_pre(DECL_ARGS)
2079: {
2080: abort();
1.1 kristaps 2081: }
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