Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.272
1.272 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.271 2019/01/04 03:37:42 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:
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') {
1.89 schwarze 565: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 566: su.scale /= 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
1.166 schwarze 577: print_bvspace(struct termp *p,
1.214 schwarze 578: const struct roff_node *bl,
579: const struct roff_node *n)
1.1 kristaps 580: {
1.214 schwarze 581: const struct roff_node *nn;
1.138 schwarze 582:
583: assert(n);
1.1 kristaps 584:
585: term_newln(p);
1.88 schwarze 586:
1.121 schwarze 587: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 588: return;
1.121 schwarze 589: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 590: return;
591:
1.60 schwarze 592: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 593:
1.188 schwarze 594: nn = n;
1.266 schwarze 595: while (nn->prev != NULL &&
596: (nn->prev->type == ROFFT_COMMENT ||
597: nn->prev->flags & NODE_NOPRT))
1.236 schwarze 598: nn = nn->prev;
1.188 schwarze 599: while (nn->prev == NULL) {
600: do {
601: nn = nn->parent;
1.213 schwarze 602: if (nn->type == ROFFT_ROOT)
1.188 schwarze 603: return;
1.213 schwarze 604: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 605: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 606: return;
1.188 schwarze 607: if (nn->tok == MDOC_It &&
608: nn->parent->parent->norm->Bl.type != LIST_item)
609: break;
1.1 kristaps 610: }
611:
1.60 schwarze 612: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 613:
1.121 schwarze 614: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 615: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 616: return;
617:
1.60 schwarze 618: /* A `-diag' without body does not vspace. */
619:
1.121 schwarze 620: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 621: if (n->prev && MDOC_It == n->prev->tok) {
622: assert(n->prev->body);
623: if (NULL == n->prev->body->child)
1.45 schwarze 624: return;
625: }
626:
627: term_vspace(p);
1.162 schwarze 628: }
629:
1.1 kristaps 630:
631: static int
632: termp_it_pre(DECL_ARGS)
633: {
1.244 schwarze 634: struct roffsu su;
1.201 schwarze 635: char buf[24];
1.214 schwarze 636: const struct roff_node *bl, *nn;
1.201 schwarze 637: size_t ncols, dcol;
638: int i, offset, width;
1.82 schwarze 639: enum mdoc_list type;
1.1 kristaps 640:
1.213 schwarze 641: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 642: print_bvspace(p, n->parent->parent, n);
1.227 schwarze 643: return 1;
1.45 schwarze 644: }
1.1 kristaps 645:
1.60 schwarze 646: bl = n->parent->parent->parent;
1.121 schwarze 647: type = bl->norm->Bl.type;
1.1 kristaps 648:
1.166 schwarze 649: /*
1.201 schwarze 650: * Defaults for specific list types.
651: */
652:
653: switch (type) {
654: case LIST_bullet:
655: case LIST_dash:
656: case LIST_hyphen:
657: case LIST_enum:
658: width = term_len(p, 2);
659: break;
660: case LIST_hang:
1.231 schwarze 661: case LIST_tag:
1.201 schwarze 662: width = term_len(p, 8);
663: break;
664: case LIST_column:
665: width = term_len(p, 10);
666: break;
667: default:
668: width = 0;
669: break;
670: }
671: offset = 0;
672:
673: /*
1.68 schwarze 674: * First calculate width and offset. This is pretty easy unless
675: * we're a -column list, in which case all prior columns must
676: * be accounted for.
677: */
678:
1.201 schwarze 679: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 680: offset = a2width(p, bl->norm->Bl.offs);
1.261 schwarze 681: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
682: offset = -p->tcol->offset;
1.201 schwarze 683: else if (offset > SHRT_MAX)
684: offset = 0;
685: }
1.66 schwarze 686:
1.1 kristaps 687: switch (type) {
1.166 schwarze 688: case LIST_column:
1.213 schwarze 689: if (n->type == ROFFT_HEAD)
1.1 kristaps 690: break;
1.88 schwarze 691:
1.66 schwarze 692: /*
1.68 schwarze 693: * Imitate groff's column handling:
694: * - For each earlier column, add its width.
695: * - For less than 5 columns, add four more blanks per
696: * column.
697: * - For exactly 5 columns, add three more blank per
698: * column.
699: * - For more than 5 columns, add only one column.
1.66 schwarze 700: */
1.121 schwarze 701: ncols = bl->norm->Bl.ncols;
1.166 schwarze 702: dcol = ncols < 5 ? term_len(p, 4) :
703: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 704:
1.85 schwarze 705: /*
1.213 schwarze 706: * Calculate the offset by applying all prior ROFFT_BODY,
707: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 708: */
709:
1.166 schwarze 710: for (i = 0, nn = n->prev;
711: nn->prev && i < (int)ncols;
1.244 schwarze 712: nn = nn->prev, i++) {
713: SCALE_HS_INIT(&su,
714: term_strlen(p, bl->norm->Bl.cols[i]));
715: su.scale /= term_strlen(p, "0");
1.263 schwarze 716: offset += term_hen(p, &su) + dcol;
1.244 schwarze 717: }
1.66 schwarze 718:
719: /*
1.68 schwarze 720: * When exceeding the declared number of columns, leave
721: * the remaining widths at 0. This will later be
722: * adjusted to the default width of 10, or, for the last
723: * column, stretched to the right margin.
1.46 schwarze 724: */
1.68 schwarze 725: if (i >= (int)ncols)
726: break;
1.46 schwarze 727:
1.66 schwarze 728: /*
1.68 schwarze 729: * Use the declared column widths, extended as explained
730: * in the preceding paragraph.
1.66 schwarze 731: */
1.244 schwarze 732: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
733: su.scale /= term_strlen(p, "0");
1.263 schwarze 734: width = term_hen(p, &su) + dcol;
1.1 kristaps 735: break;
736: default:
1.121 schwarze 737: if (NULL == bl->norm->Bl.width)
1.68 schwarze 738: break;
739:
1.166 schwarze 740: /*
1.68 schwarze 741: * Note: buffer the width by 2, which is groff's magic
742: * number for buffering single arguments. See the above
743: * handling for column for how this changes.
744: */
1.121 schwarze 745: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.261 schwarze 746: if (width < 0 && (size_t)(-width) > p->tcol->offset)
747: width = -p->tcol->offset;
1.201 schwarze 748: else if (width > SHRT_MAX)
749: width = 0;
1.1 kristaps 750: break;
751: }
752:
1.166 schwarze 753: /*
1.16 schwarze 754: * Whitespace control. Inset bodies need an initial space,
755: * while diagonal bodies need two.
1.1 kristaps 756: */
757:
1.42 schwarze 758: p->flags |= TERMP_NOSPACE;
759:
1.1 kristaps 760: switch (type) {
1.166 schwarze 761: case LIST_diag:
1.213 schwarze 762: if (n->type == ROFFT_BODY)
1.48 schwarze 763: term_word(p, "\\ \\ ");
1.42 schwarze 764: break;
1.166 schwarze 765: case LIST_inset:
1.230 schwarze 766: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 767: term_word(p, "\\ ");
1.1 kristaps 768: break;
769: default:
770: break;
771: }
772:
1.42 schwarze 773: p->flags |= TERMP_NOSPACE;
774:
1.1 kristaps 775: switch (type) {
1.166 schwarze 776: case LIST_diag:
1.213 schwarze 777: if (n->type == ROFFT_HEAD)
1.65 schwarze 778: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 779: break;
780: default:
781: break;
782: }
783:
784: /*
1.68 schwarze 785: * Pad and break control. This is the tricky part. These flags
786: * are documented in term_flushln() in term.c. Note that we're
787: * going to unset all of these flags in termp_it_post() when we
788: * exit.
1.1 kristaps 789: */
790:
791: switch (type) {
1.166 schwarze 792: case LIST_enum:
1.228 schwarze 793: case LIST_bullet:
794: case LIST_dash:
795: case LIST_hyphen:
1.259 schwarze 796: if (n->type == ROFFT_HEAD) {
797: p->flags |= TERMP_NOBREAK | TERMP_HANG;
798: p->trailspace = 1;
799: } else if (width <= (int)term_len(p, 2))
800: p->flags |= TERMP_NOPAD;
1.33 schwarze 801: break;
1.166 schwarze 802: case LIST_hang:
1.213 schwarze 803: if (n->type != ROFFT_HEAD)
1.47 schwarze 804: break;
1.165 schwarze 805: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 806: p->trailspace = 1;
1.33 schwarze 807: break;
1.166 schwarze 808: case LIST_tag:
1.213 schwarze 809: if (n->type != ROFFT_HEAD)
1.33 schwarze 810: break;
1.152 schwarze 811:
1.225 schwarze 812: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 813: p->trailspace = 2;
814:
1.60 schwarze 815: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 816: p->flags |= TERMP_HANG;
1.1 kristaps 817: break;
1.166 schwarze 818: case LIST_column:
1.213 schwarze 819: if (n->type == ROFFT_HEAD)
1.85 schwarze 820: break;
821:
1.152 schwarze 822: if (NULL == n->next) {
1.85 schwarze 823: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 824: p->trailspace = 0;
825: } else {
1.85 schwarze 826: p->flags |= TERMP_NOBREAK;
1.152 schwarze 827: p->trailspace = 1;
828: }
1.85 schwarze 829:
1.1 kristaps 830: break;
1.166 schwarze 831: case LIST_diag:
1.213 schwarze 832: if (n->type != ROFFT_HEAD)
1.152 schwarze 833: break;
1.165 schwarze 834: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 835: p->trailspace = 1;
1.1 kristaps 836: break;
837: default:
838: break;
839: }
840:
1.166 schwarze 841: /*
1.1 kristaps 842: * Margin control. Set-head-width lists have their right
843: * margins shortened. The body for these lists has the offset
844: * necessarily lengthened. Everybody gets the offset.
845: */
846:
1.261 schwarze 847: p->tcol->offset += offset;
1.1 kristaps 848:
849: switch (type) {
1.166 schwarze 850: case LIST_bullet:
851: case LIST_dash:
852: case LIST_enum:
853: case LIST_hyphen:
1.259 schwarze 854: case LIST_hang:
1.166 schwarze 855: case LIST_tag:
1.213 schwarze 856: if (n->type == ROFFT_HEAD)
1.261 schwarze 857: p->tcol->rmargin = p->tcol->offset + width;
1.191 schwarze 858: else
1.261 schwarze 859: p->tcol->offset += width;
1.1 kristaps 860: break;
1.166 schwarze 861: case LIST_column:
1.41 schwarze 862: assert(width);
1.261 schwarze 863: p->tcol->rmargin = p->tcol->offset + width;
1.166 schwarze 864: /*
1.43 schwarze 865: * XXX - this behaviour is not documented: the
866: * right-most column is filled to the right margin.
867: */
1.213 schwarze 868: if (n->type == ROFFT_HEAD)
1.85 schwarze 869: break;
1.261 schwarze 870: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
871: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 872: break;
873: default:
874: break;
875: }
876:
1.166 schwarze 877: /*
1.1 kristaps 878: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 879: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 880: */
881:
1.213 schwarze 882: if (n->type == ROFFT_HEAD)
1.1 kristaps 883: switch (type) {
1.166 schwarze 884: case LIST_bullet:
1.65 schwarze 885: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 886: term_word(p, "\\[bu]");
1.65 schwarze 887: term_fontpop(p);
1.1 kristaps 888: break;
1.166 schwarze 889: case LIST_dash:
890: case LIST_hyphen:
1.65 schwarze 891: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 892: term_word(p, "-");
1.65 schwarze 893: term_fontpop(p);
1.1 kristaps 894: break;
1.166 schwarze 895: case LIST_enum:
1.1 kristaps 896: (pair->ppair->ppair->count)++;
1.167 schwarze 897: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 898: pair->ppair->ppair->count);
1.1 kristaps 899: term_word(p, buf);
900: break;
901: default:
902: break;
903: }
1.12 schwarze 904:
1.166 schwarze 905: /*
1.1 kristaps 906: * If we're not going to process our children, indicate so here.
907: */
908:
909: switch (type) {
1.166 schwarze 910: case LIST_bullet:
911: case LIST_item:
912: case LIST_dash:
913: case LIST_hyphen:
914: case LIST_enum:
1.213 schwarze 915: if (n->type == ROFFT_HEAD)
1.227 schwarze 916: return 0;
1.1 kristaps 917: break;
1.166 schwarze 918: case LIST_column:
1.213 schwarze 919: if (n->type == ROFFT_HEAD)
1.227 schwarze 920: return 0;
1.259 schwarze 921: p->minbl = 0;
1.1 kristaps 922: break;
923: default:
924: break;
925: }
926:
1.227 schwarze 927: return 1;
1.1 kristaps 928: }
929:
930: static void
931: termp_it_post(DECL_ARGS)
932: {
1.82 schwarze 933: enum mdoc_list type;
1.1 kristaps 934:
1.213 schwarze 935: if (n->type == ROFFT_BLOCK)
1.1 kristaps 936: return;
937:
1.121 schwarze 938: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 939:
940: switch (type) {
1.166 schwarze 941: case LIST_item:
942: case LIST_diag:
943: case LIST_inset:
1.213 schwarze 944: if (n->type == ROFFT_BODY)
1.74 schwarze 945: term_newln(p);
1.1 kristaps 946: break;
1.166 schwarze 947: case LIST_column:
1.213 schwarze 948: if (n->type == ROFFT_BODY)
1.1 kristaps 949: term_flushln(p);
950: break;
951: default:
1.74 schwarze 952: term_newln(p);
1.1 kristaps 953: break;
954: }
955:
1.166 schwarze 956: /*
1.68 schwarze 957: * Now that our output is flushed, we can reset our tags. Since
958: * only `It' sets these flags, we're free to assume that nobody
959: * has munged them in the meanwhile.
960: */
961:
1.259 schwarze 962: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 963: p->trailspace = 0;
1.1 kristaps 964: }
965:
966: static int
967: termp_nm_pre(DECL_ARGS)
968: {
1.195 schwarze 969: const char *cp;
1.1 kristaps 970:
1.213 schwarze 971: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 972: p->flags |= TERMP_PREKEEP;
1.227 schwarze 973: return 1;
1.155 schwarze 974: }
1.94 schwarze 975:
1.213 schwarze 976: if (n->type == ROFFT_BODY) {
1.261 schwarze 977: if (n->child == NULL)
1.227 schwarze 978: return 0;
1.136 schwarze 979: p->flags |= TERMP_NOSPACE;
1.195 schwarze 980: cp = NULL;
981: if (n->prev->child != NULL)
982: cp = n->prev->child->string;
983: if (cp == NULL)
984: cp = meta->name;
985: if (cp == NULL)
1.261 schwarze 986: p->tcol->offset += term_len(p, 6);
1.195 schwarze 987: else
1.261 schwarze 988: p->tcol->offset += term_len(p, 1) +
989: term_strlen(p, cp);
1.227 schwarze 990: return 1;
1.94 schwarze 991: }
992:
1.242 schwarze 993: if (n->child == NULL)
1.227 schwarze 994: return 0;
1.81 schwarze 995:
1.213 schwarze 996: if (n->type == ROFFT_HEAD)
1.97 schwarze 997: synopsis_pre(p, n->parent);
1.65 schwarze 998:
1.213 schwarze 999: if (n->type == ROFFT_HEAD &&
1.261 schwarze 1000: n->next != NULL && n->next->child != NULL) {
1.165 schwarze 1001: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 1002: p->trailspace = 1;
1.261 schwarze 1003: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
1004: if (n->child == NULL)
1005: p->tcol->rmargin += term_strlen(p, meta->name);
1006: else if (n->child->type == ROFFT_TEXT) {
1007: p->tcol->rmargin += term_strlen(p, n->child->string);
1008: if (n->child->next != NULL)
1.105 schwarze 1009: p->flags |= TERMP_HANG;
1010: } else {
1.261 schwarze 1011: p->tcol->rmargin += term_len(p, 5);
1.105 schwarze 1012: p->flags |= TERMP_HANG;
1013: }
1.94 schwarze 1014: }
1015:
1.65 schwarze 1016: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1017: return 1;
1.1 kristaps 1018: }
1019:
1.94 schwarze 1020: static void
1021: termp_nm_post(DECL_ARGS)
1022: {
1023:
1.213 schwarze 1024: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 1025: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 schwarze 1026: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 1027: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 1028: term_flushln(p);
1.165 schwarze 1029: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1030: p->trailspace = 0;
1.213 schwarze 1031: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1032: term_flushln(p);
1033: }
1034:
1.1 kristaps 1035: static int
1036: termp_fl_pre(DECL_ARGS)
1037: {
1038:
1.219 schwarze 1039: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1040: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1041: term_word(p, "\\-");
1.67 schwarze 1042:
1.230 schwarze 1043: if (!(n->child == NULL &&
1.179 schwarze 1044: (n->next == NULL ||
1.213 schwarze 1045: n->next->type == ROFFT_TEXT ||
1.237 schwarze 1046: n->next->flags & NODE_LINE)))
1.73 schwarze 1047: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1048:
1.227 schwarze 1049: return 1;
1.49 schwarze 1050: }
1051:
1052: static int
1.104 schwarze 1053: termp__a_pre(DECL_ARGS)
1054: {
1055:
1056: if (n->prev && MDOC__A == n->prev->tok)
1057: if (NULL == n->next || MDOC__A != n->next->tok)
1058: term_word(p, "and");
1059:
1.227 schwarze 1060: return 1;
1.104 schwarze 1061: }
1062:
1063: static int
1.49 schwarze 1064: termp_an_pre(DECL_ARGS)
1065: {
1066:
1.181 schwarze 1067: if (n->norm->An.auth == AUTH_split) {
1068: p->flags &= ~TERMP_NOSPLIT;
1069: p->flags |= TERMP_SPLIT;
1.227 schwarze 1070: return 0;
1.181 schwarze 1071: }
1072: if (n->norm->An.auth == AUTH_nosplit) {
1073: p->flags &= ~TERMP_SPLIT;
1074: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1075: return 0;
1.181 schwarze 1076: }
1.166 schwarze 1077:
1.181 schwarze 1078: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1079: term_newln(p);
1080:
1.181 schwarze 1081: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1082: p->flags |= TERMP_SPLIT;
1.49 schwarze 1083:
1.227 schwarze 1084: return 1;
1.1 kristaps 1085: }
1086:
1087: static int
1088: termp_ns_pre(DECL_ARGS)
1089: {
1090:
1.237 schwarze 1091: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1092: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1093: return 1;
1.1 kristaps 1094: }
1095:
1096: static int
1097: termp_rs_pre(DECL_ARGS)
1098: {
1099:
1.60 schwarze 1100: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1101: return 1;
1.213 schwarze 1102: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1103: term_vspace(p);
1.227 schwarze 1104: return 1;
1.1 kristaps 1105: }
1106:
1107: static int
1108: termp_ex_pre(DECL_ARGS)
1109: {
1.132 schwarze 1110: term_newln(p);
1.240 schwarze 1111: return 1;
1.1 kristaps 1112: }
1113:
1114: static int
1115: termp_nd_pre(DECL_ARGS)
1116: {
1.25 schwarze 1117:
1.213 schwarze 1118: if (n->type == ROFFT_BODY)
1.196 schwarze 1119: term_word(p, "\\(en");
1.227 schwarze 1120: return 1;
1.1 kristaps 1121: }
1122:
1.73 schwarze 1123: static int
1124: termp_bl_pre(DECL_ARGS)
1125: {
1126:
1.227 schwarze 1127: return n->type != ROFFT_HEAD;
1.73 schwarze 1128: }
1129:
1.1 kristaps 1130: static void
1131: termp_bl_post(DECL_ARGS)
1132: {
1133:
1.255 schwarze 1134: if (n->type != ROFFT_BLOCK)
1135: return;
1136: term_newln(p);
1137: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1138: return;
1139: term_tab_set(p, NULL);
1140: term_tab_set(p, "T");
1141: term_tab_set(p, ".5i");
1.1 kristaps 1142: }
1143:
1144: static int
1145: termp_xr_pre(DECL_ARGS)
1146: {
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
1.214 schwarze 1176: synopsis_pre(struct termp *p, const struct roff_node *n)
1.86 schwarze 1177: {
1.166 schwarze 1178: /*
1.86 schwarze 1179: * Obviously, if we're not in a SYNOPSIS or no prior macros
1180: * exist, do nothing.
1181: */
1.237 schwarze 1182: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.86 schwarze 1183: return;
1184:
1185: /*
1186: * If we're the second in a pair of like elements, emit our
1187: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1188: * case we soldier on.
1189: */
1.166 schwarze 1190: if (n->prev->tok == n->tok &&
1191: MDOC_Ft != n->tok &&
1192: MDOC_Fo != n->tok &&
1193: MDOC_Fn != n->tok) {
1.86 schwarze 1194: term_newln(p);
1195: return;
1196: }
1197:
1198: /*
1199: * If we're one of the SYNOPSIS set and non-like pair-wise after
1200: * another (or Fn/Fo, which we've let slip through) then assert
1201: * vertical space, else only newline and move on.
1202: */
1203: switch (n->prev->tok) {
1.166 schwarze 1204: case MDOC_Fd:
1205: case MDOC_Fn:
1206: case MDOC_Fo:
1207: case MDOC_In:
1208: case MDOC_Vt:
1.86 schwarze 1209: term_vspace(p);
1210: break;
1.166 schwarze 1211: case MDOC_Ft:
1.86 schwarze 1212: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1213: term_vspace(p);
1214: break;
1215: }
1216: /* FALLTHROUGH */
1217: default:
1218: term_newln(p);
1219: break;
1220: }
1221: }
1222:
1.69 schwarze 1223: static int
1224: termp_vt_pre(DECL_ARGS)
1225: {
1226:
1.213 schwarze 1227: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1228: synopsis_pre(p, n);
1.227 schwarze 1229: return termp_under_pre(p, pair, meta, n);
1.213 schwarze 1230: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1231: synopsis_pre(p, n);
1.227 schwarze 1232: return 1;
1.213 schwarze 1233: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1234: return 0;
1.69 schwarze 1235:
1.227 schwarze 1236: return termp_under_pre(p, pair, meta, n);
1.69 schwarze 1237: }
1238:
1.1 kristaps 1239: static int
1.54 schwarze 1240: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1241: {
1242:
1.219 schwarze 1243: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1244: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1245: return 1;
1.1 kristaps 1246: }
1247:
1.86 schwarze 1248: static int
1249: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1250: {
1251:
1.86 schwarze 1252: synopsis_pre(p, n);
1.227 schwarze 1253: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1254: }
1255:
1.143 schwarze 1256: static void
1257: termp_fd_post(DECL_ARGS)
1258: {
1259:
1260: term_newln(p);
1261: }
1262:
1.1 kristaps 1263: static int
1264: termp_sh_pre(DECL_ARGS)
1265: {
1.60 schwarze 1266:
1267: switch (n->type) {
1.213 schwarze 1268: case ROFFT_BLOCK:
1.192 schwarze 1269: /*
1270: * Vertical space before sections, except
1271: * when the previous section was empty.
1272: */
1273: if (n->prev == NULL ||
1.221 schwarze 1274: n->prev->tok != MDOC_Sh ||
1.192 schwarze 1275: (n->prev->body != NULL &&
1276: n->prev->body->child != NULL))
1277: term_vspace(p);
1.52 schwarze 1278: break;
1.213 schwarze 1279: case ROFFT_HEAD:
1.65 schwarze 1280: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1281: break;
1.213 schwarze 1282: case ROFFT_BODY:
1.261 schwarze 1283: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1284: term_tab_set(p, NULL);
1285: term_tab_set(p, "T");
1286: term_tab_set(p, ".5i");
1.221 schwarze 1287: switch (n->sec) {
1288: case SEC_DESCRIPTION:
1289: fn_prio = 0;
1290: break;
1291: case SEC_AUTHORS:
1.141 schwarze 1292: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.221 schwarze 1293: break;
1294: default:
1295: break;
1296: }
1.1 kristaps 1297: break;
1298: default:
1299: break;
1300: }
1.227 schwarze 1301: return 1;
1.1 kristaps 1302: }
1303:
1304: static void
1305: termp_sh_post(DECL_ARGS)
1306: {
1307:
1.60 schwarze 1308: switch (n->type) {
1.213 schwarze 1309: case ROFFT_HEAD:
1.1 kristaps 1310: term_newln(p);
1311: break;
1.213 schwarze 1312: case ROFFT_BODY:
1.1 kristaps 1313: term_newln(p);
1.261 schwarze 1314: p->tcol->offset = 0;
1.1 kristaps 1315: break;
1316: default:
1317: break;
1318: }
1319: }
1320:
1321: static void
1322: termp_lb_post(DECL_ARGS)
1323: {
1324:
1.237 schwarze 1325: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.57 schwarze 1326: term_newln(p);
1.1 kristaps 1327: }
1328:
1329: static int
1330: termp_d1_pre(DECL_ARGS)
1331: {
1332:
1.213 schwarze 1333: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1334: return 1;
1.1 kristaps 1335: term_newln(p);
1.261 schwarze 1336: p->tcol->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1337: term_tab_set(p, NULL);
1338: term_tab_set(p, "T");
1339: term_tab_set(p, ".5i");
1.227 schwarze 1340: return 1;
1.1 kristaps 1341: }
1342:
1343: static int
1344: termp_ft_pre(DECL_ARGS)
1345: {
1346:
1.237 schwarze 1347: /* NB: NODE_LINE does not effect this! */
1.86 schwarze 1348: synopsis_pre(p, n);
1.65 schwarze 1349: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1350: return 1;
1.1 kristaps 1351: }
1352:
1353: static int
1354: termp_fn_pre(DECL_ARGS)
1355: {
1.159 schwarze 1356: size_t rmargin = 0;
1.132 schwarze 1357: int pretty;
1358:
1.237 schwarze 1359: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1360:
1.86 schwarze 1361: synopsis_pre(p, n);
1.85 schwarze 1362:
1.132 schwarze 1363: if (NULL == (n = n->child))
1.227 schwarze 1364: return 0;
1.132 schwarze 1365:
1.153 schwarze 1366: if (pretty) {
1.261 schwarze 1367: rmargin = p->tcol->rmargin;
1368: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1369: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1370: }
1371:
1.213 schwarze 1372: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1373: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1374: term_word(p, n->string);
1.65 schwarze 1375: term_fontpop(p);
1.1 kristaps 1376:
1.235 schwarze 1377: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.223 schwarze 1378: tag_put(n->string, ++fn_prio, p->line);
1.221 schwarze 1379:
1.153 schwarze 1380: if (pretty) {
1381: term_flushln(p);
1.165 schwarze 1382: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1383: p->flags |= TERMP_NOPAD;
1.261 schwarze 1384: p->tcol->offset = p->tcol->rmargin;
1385: p->tcol->rmargin = rmargin;
1.153 schwarze 1386: }
1387:
1.1 kristaps 1388: p->flags |= TERMP_NOSPACE;
1389: term_word(p, "(");
1.132 schwarze 1390: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1391:
1.132 schwarze 1392: for (n = n->next; n; n = n->next) {
1.213 schwarze 1393: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1394: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1395: if (pretty)
1396: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1397: term_word(p, n->string);
1.65 schwarze 1398: term_fontpop(p);
1399:
1.132 schwarze 1400: if (n->next) {
1401: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1402: term_word(p, ",");
1.132 schwarze 1403: }
1.1 kristaps 1404: }
1405:
1.132 schwarze 1406: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1407: term_word(p, ")");
1408:
1.132 schwarze 1409: if (pretty) {
1410: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1411: term_word(p, ";");
1.153 schwarze 1412: term_flushln(p);
1.132 schwarze 1413: }
1.1 kristaps 1414:
1.227 schwarze 1415: return 0;
1.1 kristaps 1416: }
1417:
1418: static int
1419: termp_fa_pre(DECL_ARGS)
1420: {
1.214 schwarze 1421: const struct roff_node *nn;
1.1 kristaps 1422:
1.60 schwarze 1423: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1424: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1425: return 1;
1.1 kristaps 1426: }
1427:
1.60 schwarze 1428: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1429: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1430: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1431: term_word(p, nn->string);
1.65 schwarze 1432: term_fontpop(p);
1433:
1.158 schwarze 1434: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1435: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1436: term_word(p, ",");
1.132 schwarze 1437: }
1.1 kristaps 1438: }
1439:
1.227 schwarze 1440: return 0;
1.1 kristaps 1441: }
1442:
1443: static int
1444: termp_bd_pre(DECL_ARGS)
1445: {
1.201 schwarze 1446: int offset;
1.1 kristaps 1447:
1.213 schwarze 1448: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1449: print_bvspace(p, n, n);
1.227 schwarze 1450: return 1;
1.213 schwarze 1451: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1452: return 0;
1.1 kristaps 1453:
1.187 schwarze 1454: /* Handle the -offset argument. */
1455:
1456: if (n->norm->Bd.offs == NULL ||
1457: ! strcmp(n->norm->Bd.offs, "left"))
1458: /* nothing */;
1459: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.261 schwarze 1460: p->tcol->offset += term_len(p, p->defindent + 1);
1.187 schwarze 1461: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.261 schwarze 1462: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1463: else {
1464: offset = a2width(p, n->norm->Bd.offs);
1.261 schwarze 1465: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1466: p->tcol->offset = 0;
1.201 schwarze 1467: else if (offset < SHRT_MAX)
1.261 schwarze 1468: p->tcol->offset += offset;
1.201 schwarze 1469: }
1.60 schwarze 1470:
1.271 schwarze 1471: switch (n->norm->Bd.type) {
1472: case DISP_literal:
1.255 schwarze 1473: term_tab_set(p, NULL);
1474: term_tab_set(p, "T");
1475: term_tab_set(p, "8n");
1.271 schwarze 1476: break;
1477: case DISP_centered:
1478: p->flags |= TERMP_CENTER;
1479: break;
1480: default:
1481: break;
1.255 schwarze 1482: }
1.271 schwarze 1483: return 1;
1.1 kristaps 1484: }
1485:
1486: static void
1487: termp_bd_post(DECL_ARGS)
1488: {
1.213 schwarze 1489: if (n->type != ROFFT_BODY)
1.1 kristaps 1490: return;
1.271 schwarze 1491: if (n->norm->Bd.type == DISP_unfilled ||
1492: n->norm->Bd.type == DISP_literal)
1.260 schwarze 1493: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1494: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1495: term_newln(p);
1.260 schwarze 1496: p->flags &= ~TERMP_BRNEVER;
1.271 schwarze 1497: if (n->norm->Bd.type == DISP_centered)
1498: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1499: }
1500:
1501: static int
1.26 schwarze 1502: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1503: {
1.238 schwarze 1504: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1505: p->flags |= TERMP_PREKEEP;
1506: return 1;
1507: }
1.1 kristaps 1508:
1.238 schwarze 1509: static void
1510: termp_xx_post(DECL_ARGS)
1511: {
1512: if (n->aux == 0)
1513: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1514: }
1515:
1516: static void
1517: termp_pf_post(DECL_ARGS)
1518: {
1519:
1.237 schwarze 1520: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.197 schwarze 1521: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1522: }
1523:
1524: static int
1525: termp_ss_pre(DECL_ARGS)
1526: {
1.236 schwarze 1527: struct roff_node *nn;
1.1 kristaps 1528:
1.60 schwarze 1529: switch (n->type) {
1.213 schwarze 1530: case ROFFT_BLOCK:
1.1 kristaps 1531: term_newln(p);
1.236 schwarze 1532: for (nn = n->prev; nn != NULL; nn = nn->prev)
1.266 schwarze 1533: if (nn->type != ROFFT_COMMENT &&
1534: (nn->flags & NODE_NOPRT) == 0)
1.236 schwarze 1535: break;
1536: if (nn != NULL)
1.1 kristaps 1537: term_vspace(p);
1538: break;
1.213 schwarze 1539: case ROFFT_HEAD:
1.65 schwarze 1540: term_fontpush(p, TERMFONT_BOLD);
1.261 schwarze 1541: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1542: break;
1.213 schwarze 1543: case ROFFT_BODY:
1.261 schwarze 1544: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1545: term_tab_set(p, NULL);
1546: term_tab_set(p, "T");
1547: term_tab_set(p, ".5i");
1.176 schwarze 1548: break;
1.1 kristaps 1549: default:
1550: break;
1551: }
1552:
1.227 schwarze 1553: return 1;
1.1 kristaps 1554: }
1555:
1556: static void
1557: termp_ss_post(DECL_ARGS)
1558: {
1559:
1.213 schwarze 1560: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1561: term_newln(p);
1562: }
1563:
1564: static int
1565: termp_cd_pre(DECL_ARGS)
1566: {
1567:
1.86 schwarze 1568: synopsis_pre(p, n);
1.65 schwarze 1569: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1570: return 1;
1.1 kristaps 1571: }
1572:
1573: static int
1574: termp_in_pre(DECL_ARGS)
1575: {
1576:
1.86 schwarze 1577: synopsis_pre(p, n);
1.85 schwarze 1578:
1.237 schwarze 1579: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.85 schwarze 1580: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1581: term_word(p, "#include");
1.85 schwarze 1582: term_word(p, "<");
1583: } else {
1584: term_word(p, "<");
1585: term_fontpush(p, TERMFONT_UNDER);
1586: }
1.23 schwarze 1587:
1.1 kristaps 1588: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1589: return 1;
1.1 kristaps 1590: }
1591:
1592: static void
1593: termp_in_post(DECL_ARGS)
1594: {
1595:
1.237 schwarze 1596: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1597: term_fontpush(p, TERMFONT_BOLD);
1598:
1.59 schwarze 1599: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1600: term_word(p, ">");
1601:
1.237 schwarze 1602: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1603: term_fontpop(p);
1.38 schwarze 1604: }
1605:
1606: static int
1.254 schwarze 1607: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1608: {
1.254 schwarze 1609: fn_prio = 0;
1610: term_vspace(p);
1.227 schwarze 1611: return 0;
1.38 schwarze 1612: }
1613:
1614: static int
1.193 schwarze 1615: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1616: {
1617:
1.227 schwarze 1618: return 0;
1.170 schwarze 1619: }
1620:
1621: static int
1.107 schwarze 1622: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1623: {
1624:
1.213 schwarze 1625: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1626: return 1;
1.1 kristaps 1627:
1.107 schwarze 1628: switch (n->tok) {
1.166 schwarze 1629: case MDOC_Ao:
1630: case MDOC_Aq:
1.230 schwarze 1631: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1632: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1633: break;
1.166 schwarze 1634: case MDOC_Bro:
1635: case MDOC_Brq:
1.107 schwarze 1636: term_word(p, "{");
1637: break;
1.166 schwarze 1638: case MDOC_Oo:
1639: case MDOC_Op:
1640: case MDOC_Bo:
1641: case MDOC_Bq:
1.107 schwarze 1642: term_word(p, "[");
1643: break;
1.245 schwarze 1644: case MDOC__T:
1645: /* FALLTHROUGH */
1.166 schwarze 1646: case MDOC_Do:
1647: case MDOC_Dq:
1.265 schwarze 1648: term_word(p, "\\(lq");
1.107 schwarze 1649: break;
1.170 schwarze 1650: case MDOC_En:
1651: if (NULL == n->norm->Es ||
1652: NULL == n->norm->Es->child)
1.227 schwarze 1653: return 1;
1.170 schwarze 1654: term_word(p, n->norm->Es->child->string);
1655: break;
1.166 schwarze 1656: case MDOC_Po:
1657: case MDOC_Pq:
1.107 schwarze 1658: term_word(p, "(");
1659: break;
1.166 schwarze 1660: case MDOC_Qo:
1661: case MDOC_Qq:
1.107 schwarze 1662: term_word(p, "\"");
1663: break;
1.166 schwarze 1664: case MDOC_Ql:
1665: case MDOC_So:
1666: case MDOC_Sq:
1.151 schwarze 1667: term_word(p, "\\(oq");
1.107 schwarze 1668: break;
1669: default:
1670: abort();
1671: }
1.1 kristaps 1672:
1673: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1674: return 1;
1.1 kristaps 1675: }
1676:
1677: static void
1.107 schwarze 1678: termp_quote_post(DECL_ARGS)
1.1 kristaps 1679: {
1680:
1.213 schwarze 1681: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1682: return;
1683:
1.205 schwarze 1684: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1685:
1.107 schwarze 1686: switch (n->tok) {
1.166 schwarze 1687: case MDOC_Ao:
1688: case MDOC_Aq:
1.230 schwarze 1689: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1690: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1691: break;
1.166 schwarze 1692: case MDOC_Bro:
1693: case MDOC_Brq:
1.107 schwarze 1694: term_word(p, "}");
1695: break;
1.166 schwarze 1696: case MDOC_Oo:
1697: case MDOC_Op:
1698: case MDOC_Bo:
1699: case MDOC_Bq:
1.107 schwarze 1700: term_word(p, "]");
1701: break;
1.245 schwarze 1702: case MDOC__T:
1703: /* FALLTHROUGH */
1.166 schwarze 1704: case MDOC_Do:
1705: case MDOC_Dq:
1.265 schwarze 1706: term_word(p, "\\(rq");
1.170 schwarze 1707: break;
1708: case MDOC_En:
1.205 schwarze 1709: if (n->norm->Es == NULL ||
1710: n->norm->Es->child == NULL ||
1711: n->norm->Es->child->next == NULL)
1712: p->flags &= ~TERMP_NOSPACE;
1713: else
1.170 schwarze 1714: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1715: break;
1.166 schwarze 1716: case MDOC_Po:
1717: case MDOC_Pq:
1.107 schwarze 1718: term_word(p, ")");
1719: break;
1.166 schwarze 1720: case MDOC_Qo:
1721: case MDOC_Qq:
1.107 schwarze 1722: term_word(p, "\"");
1723: break;
1.166 schwarze 1724: case MDOC_Ql:
1725: case MDOC_So:
1726: case MDOC_Sq:
1.151 schwarze 1727: term_word(p, "\\(cq");
1.107 schwarze 1728: break;
1729: default:
1730: abort();
1731: }
1.205 schwarze 1732: }
1733:
1734: static int
1735: termp_eo_pre(DECL_ARGS)
1736: {
1737:
1.213 schwarze 1738: if (n->type != ROFFT_BODY)
1.227 schwarze 1739: return 1;
1.205 schwarze 1740:
1741: if (n->end == ENDBODY_NOT &&
1742: n->parent->head->child == NULL &&
1743: n->child != NULL &&
1744: n->child->end != ENDBODY_NOT)
1745: term_word(p, "\\&");
1746: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1747: n->parent->head->child != NULL && (n->child != NULL ||
1748: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1749: p->flags |= TERMP_NOSPACE;
1750:
1.227 schwarze 1751: return 1;
1.205 schwarze 1752: }
1753:
1754: static void
1755: termp_eo_post(DECL_ARGS)
1756: {
1757: int body, tail;
1758:
1.213 schwarze 1759: if (n->type != ROFFT_BODY)
1.205 schwarze 1760: return;
1761:
1762: if (n->end != ENDBODY_NOT) {
1763: p->flags &= ~TERMP_NOSPACE;
1764: return;
1765: }
1766:
1767: body = n->child != NULL || n->parent->head->child != NULL;
1768: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1769:
1770: if (body && tail)
1771: p->flags |= TERMP_NOSPACE;
1772: else if ( ! (body || tail))
1773: term_word(p, "\\&");
1774: else if ( ! tail)
1775: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1776: }
1777:
1778: static int
1779: termp_fo_pre(DECL_ARGS)
1780: {
1.159 schwarze 1781: size_t rmargin = 0;
1.158 schwarze 1782: int pretty;
1783:
1.237 schwarze 1784: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1785:
1.213 schwarze 1786: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1787: synopsis_pre(p, n);
1.227 schwarze 1788: return 1;
1.213 schwarze 1789: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 1790: if (pretty) {
1.261 schwarze 1791: rmargin = p->tcol->rmargin;
1792: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1793: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1794: TERMP_HANG;
1.158 schwarze 1795: }
1.31 schwarze 1796: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1797: term_word(p, "(");
1.132 schwarze 1798: p->flags |= TERMP_NOSPACE;
1.158 schwarze 1799: if (pretty) {
1800: term_flushln(p);
1.165 schwarze 1801: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1802: TERMP_HANG);
1.259 schwarze 1803: p->flags |= TERMP_NOPAD;
1.261 schwarze 1804: p->tcol->offset = p->tcol->rmargin;
1805: p->tcol->rmargin = rmargin;
1.158 schwarze 1806: }
1.227 schwarze 1807: return 1;
1.158 schwarze 1808: }
1.85 schwarze 1809:
1.95 schwarze 1810: if (NULL == n->child)
1.227 schwarze 1811: return 0;
1.95 schwarze 1812:
1.85 schwarze 1813: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1814:
1.85 schwarze 1815: assert(n->child->string);
1.65 schwarze 1816: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 1817: term_word(p, n->child->string);
1.227 schwarze 1818: return 0;
1.1 kristaps 1819: }
1820:
1821: static void
1822: termp_fo_post(DECL_ARGS)
1823: {
1824:
1.213 schwarze 1825: if (n->type != ROFFT_BODY)
1.86 schwarze 1826: return;
1827:
1.132 schwarze 1828: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1829: term_word(p, ")");
1830:
1.237 schwarze 1831: if (NODE_SYNPRETTY & n->flags) {
1.132 schwarze 1832: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1833: term_word(p, ";");
1.158 schwarze 1834: term_flushln(p);
1.132 schwarze 1835: }
1.1 kristaps 1836: }
1837:
1838: static int
1839: termp_bf_pre(DECL_ARGS)
1840: {
1841:
1.213 schwarze 1842: if (n->type == ROFFT_HEAD)
1.227 schwarze 1843: return 0;
1.213 schwarze 1844: else if (n->type != ROFFT_BODY)
1.227 schwarze 1845: return 1;
1.1 kristaps 1846:
1.166 schwarze 1847: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 1848: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 1849: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 1850: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 1851: else
1.65 schwarze 1852: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1853:
1.227 schwarze 1854: return 1;
1.1 kristaps 1855: }
1856:
1857: static int
1858: termp_sm_pre(DECL_ARGS)
1859: {
1860:
1.171 schwarze 1861: if (NULL == n->child)
1862: p->flags ^= TERMP_NONOSPACE;
1863: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1864: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1865: else
1.1 kristaps 1866: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1867:
1868: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1869: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1870:
1.227 schwarze 1871: return 0;
1.1 kristaps 1872: }
1873:
1874: static int
1875: termp_ap_pre(DECL_ARGS)
1876: {
1877:
1878: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1879: term_word(p, "'");
1.1 kristaps 1880: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1881: return 1;
1.1 kristaps 1882: }
1883:
1884: static void
1885: termp____post(DECL_ARGS)
1886: {
1.104 schwarze 1887:
1888: /*
1889: * Handle lists of authors. In general, print each followed by
1890: * a comma. Don't print the comma if there are only two
1891: * authors.
1892: */
1893: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1894: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1895: if (NULL == n->prev || MDOC__A != n->prev->tok)
1896: return;
1.1 kristaps 1897:
1.62 schwarze 1898: /* TODO: %U. */
1899:
1.106 schwarze 1900: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1901: return;
1902:
1.132 schwarze 1903: p->flags |= TERMP_NOSPACE;
1.106 schwarze 1904: if (NULL == n->next) {
1905: term_word(p, ".");
1906: p->flags |= TERMP_SENTENCE;
1907: } else
1908: term_word(p, ",");
1.1 kristaps 1909: }
1910:
1911: static int
1.65 schwarze 1912: termp_li_pre(DECL_ARGS)
1913: {
1914:
1.234 schwarze 1915: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1916: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1917: return 1;
1.65 schwarze 1918: }
1919:
1920: static int
1.1 kristaps 1921: termp_lk_pre(DECL_ARGS)
1922: {
1.257 schwarze 1923: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1924:
1.248 schwarze 1925: if ((link = n->child) == NULL)
1.227 schwarze 1926: return 0;
1.101 schwarze 1927:
1.257 schwarze 1928: /* Find beginning of trailing punctuation. */
1929: punct = n->last;
1930: while (punct != link && punct->flags & NODE_DELIMC)
1931: punct = punct->prev;
1932: punct = punct->next;
1933:
1.248 schwarze 1934: /* Link text. */
1.257 schwarze 1935: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1936: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1937: while (descr != punct) {
1938: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1939: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1940: term_word(p, descr->string);
1941: descr = descr->next;
1942: }
1.246 schwarze 1943: term_fontpop(p);
1.142 schwarze 1944: p->flags |= TERMP_NOSPACE;
1945: term_word(p, ":");
1946: }
1.1 kristaps 1947:
1.248 schwarze 1948: /* Link target. */
1.65 schwarze 1949: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1950: term_word(p, link->string);
1.65 schwarze 1951: term_fontpop(p);
1.247 schwarze 1952:
1.248 schwarze 1953: /* Trailing punctuation. */
1.257 schwarze 1954: while (punct != NULL) {
1.248 schwarze 1955: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1956: term_word(p, punct->string);
1957: punct = punct->next;
1.248 schwarze 1958: }
1.227 schwarze 1959: return 0;
1.1 kristaps 1960: }
1961:
1.90 schwarze 1962: static int
1963: termp_bk_pre(DECL_ARGS)
1964: {
1965:
1.91 schwarze 1966: switch (n->type) {
1.213 schwarze 1967: case ROFFT_BLOCK:
1.95 schwarze 1968: break;
1.213 schwarze 1969: case ROFFT_HEAD:
1.227 schwarze 1970: return 0;
1.213 schwarze 1971: case ROFFT_BODY:
1.230 schwarze 1972: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1973: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1974: break;
1.91 schwarze 1975: default:
1976: abort();
1977: }
1.95 schwarze 1978:
1.227 schwarze 1979: return 1;
1.90 schwarze 1980: }
1981:
1982: static void
1983: termp_bk_post(DECL_ARGS)
1984: {
1985:
1.213 schwarze 1986: if (n->type == ROFFT_BODY)
1.91 schwarze 1987: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 1988: }
1.120 schwarze 1989:
1990: static void
1991: termp__t_post(DECL_ARGS)
1992: {
1993:
1994: /*
1995: * If we're in an `Rs' and there's a journal present, then quote
1996: * us instead of underlining us (for disambiguation).
1997: */
1.121 schwarze 1998: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 1999: n->parent->norm->Rs.quote_T)
1.147 schwarze 2000: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2001:
1.147 schwarze 2002: termp____post(p, pair, meta, n);
1.120 schwarze 2003: }
2004:
2005: static int
2006: termp__t_pre(DECL_ARGS)
2007: {
2008:
2009: /*
2010: * If we're in an `Rs' and there's a journal present, then quote
2011: * us instead of underlining us (for disambiguation).
2012: */
1.121 schwarze 2013: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2014: n->parent->norm->Rs.quote_T)
1.227 schwarze 2015: return termp_quote_pre(p, pair, meta, n);
1.120 schwarze 2016:
2017: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 2018: return 1;
1.121 schwarze 2019: }
1.1 kristaps 2020:
2021: static int
1.54 schwarze 2022: termp_under_pre(DECL_ARGS)
1.1 kristaps 2023: {
2024:
1.65 schwarze 2025: term_fontpush(p, TERMFONT_UNDER);
1.233 schwarze 2026: return 1;
2027: }
2028:
2029: static int
2030: termp_em_pre(DECL_ARGS)
2031: {
2032: if (n->child != NULL &&
2033: n->child->type == ROFFT_TEXT)
2034: tag_put(n->child->string, 0, p->line);
2035: term_fontpush(p, TERMFONT_UNDER);
2036: return 1;
2037: }
2038:
2039: static int
2040: termp_sy_pre(DECL_ARGS)
2041: {
2042: if (n->child != NULL &&
2043: n->child->type == ROFFT_TEXT)
2044: tag_put(n->child->string, 0, p->line);
2045: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 2046: return 1;
1.222 schwarze 2047: }
2048:
2049: static int
2050: termp_er_pre(DECL_ARGS)
2051: {
2052:
2053: if (n->sec == SEC_ERRORS &&
2054: (n->parent->tok == MDOC_It ||
2055: (n->parent->tok == MDOC_Bq &&
1.223 schwarze 2056: n->parent->parent->parent->tok == MDOC_It)))
2057: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2058: return 1;
1.219 schwarze 2059: }
2060:
2061: static int
2062: termp_tag_pre(DECL_ARGS)
2063: {
2064:
2065: if (n->child != NULL &&
2066: n->child->type == ROFFT_TEXT &&
1.232 schwarze 2067: (n->prev == NULL ||
2068: (n->prev->type == ROFFT_TEXT &&
2069: strcmp(n->prev->string, "|") == 0)) &&
1.219 schwarze 2070: (n->parent->tok == MDOC_It ||
2071: (n->parent->tok == MDOC_Xo &&
2072: n->parent->parent->prev == NULL &&
1.223 schwarze 2073: n->parent->parent->parent->tok == MDOC_It)))
2074: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2075: return 1;
1.268 schwarze 2076: }
2077:
2078: static int
2079: termp_abort_pre(DECL_ARGS)
2080: {
2081: abort();
1.1 kristaps 2082: }
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