Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.260
1.260 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.259 2017/06/04 18:48:09 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.238 schwarze 4: * Copyright (c) 2010, 2012-2017 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"
1.81 schwarze 30: #include "mandoc.h"
1.213 schwarze 31: #include "roff.h"
32: #include "mdoc.h"
1.61 schwarze 33: #include "out.h"
1.1 kristaps 34: #include "term.h"
1.219 schwarze 35: #include "tag.h"
1.61 schwarze 36: #include "main.h"
1.54 schwarze 37:
1.1 kristaps 38: struct termpair {
39: struct termpair *ppair;
1.27 schwarze 40: int count;
1.1 kristaps 41: };
42:
1.29 schwarze 43: #define DECL_ARGS struct termp *p, \
44: struct termpair *pair, \
1.215 schwarze 45: const struct roff_meta *meta, \
1.214 schwarze 46: struct roff_node *n
1.1 kristaps 47:
48: struct termact {
49: int (*pre)(DECL_ARGS);
50: void (*post)(DECL_ARGS);
51: };
1.29 schwarze 52:
1.201 schwarze 53: static int a2width(const struct termp *, const char *);
1.62 schwarze 54:
55: static void print_bvspace(struct termp *,
1.214 schwarze 56: const struct roff_node *,
57: const struct roff_node *);
1.166 schwarze 58: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 59: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 60: static void print_mdoc_head(struct termp *, const struct roff_meta *);
61: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.166 schwarze 62: static void synopsis_pre(struct termp *,
1.214 schwarze 63: const struct roff_node *);
1.62 schwarze 64:
1.29 schwarze 65: static void termp____post(DECL_ARGS);
1.120 schwarze 66: static void termp__t_post(DECL_ARGS);
1.29 schwarze 67: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 68: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 69: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 70: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 71: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 72: static void termp_fo_post(DECL_ARGS);
73: static void termp_in_post(DECL_ARGS);
74: static void termp_it_post(DECL_ARGS);
75: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 76: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 77: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 78: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 79: static void termp_sh_post(DECL_ARGS);
80: static void termp_ss_post(DECL_ARGS);
1.238 schwarze 81: static void termp_xx_post(DECL_ARGS);
1.29 schwarze 82:
1.104 schwarze 83: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 84: static int termp__t_pre(DECL_ARGS);
1.49 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:
1.249 schwarze 125: static const struct termact __termacts[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 */
1.170 schwarze 160: { termp_ft_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 */
1.254 schwarze 233: { termp_pp_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: };
1.249 schwarze 247: static const struct termact *const termacts = __termacts - MDOC_Dd;
1.1 kristaps 248:
1.221 schwarze 249: static int fn_prio;
1.1 kristaps 250:
1.249 schwarze 251:
1.55 schwarze 252: void
1.217 schwarze 253: terminal_mdoc(void *arg, const struct roff_man *mdoc)
1.1 kristaps 254: {
1.214 schwarze 255: struct roff_node *n;
1.61 schwarze 256: struct termp *p;
1.241 schwarze 257: size_t save_defindent;
1.61 schwarze 258:
259: p = (struct termp *)arg;
1.180 schwarze 260: p->rmargin = p->maxrmargin = p->defrmargin;
1.255 schwarze 261: term_tab_set(p, NULL);
262: term_tab_set(p, "T");
263: term_tab_set(p, ".5i");
1.55 schwarze 264:
1.218 schwarze 265: n = mdoc->first->child;
1.180 schwarze 266: if (p->synopsisonly) {
267: while (n != NULL) {
268: if (n->tok == MDOC_Sh && n->sec == SEC_SYNOPSIS) {
269: if (n->child->next->child != NULL)
270: print_mdoc_nodelist(p, NULL,
1.218 schwarze 271: &mdoc->meta,
272: n->child->next->child);
1.180 schwarze 273: term_newln(p);
274: break;
275: }
276: n = n->next;
277: }
278: } else {
1.241 schwarze 279: save_defindent = p->defindent;
1.180 schwarze 280: if (p->defindent == 0)
281: p->defindent = 5;
1.218 schwarze 282: term_begin(p, print_mdoc_head, print_mdoc_foot,
283: &mdoc->meta);
1.236 schwarze 284: while (n != NULL && n->flags & NODE_NOPRT)
285: n = n->next;
1.180 schwarze 286: if (n != NULL) {
287: if (n->tok != MDOC_Sh)
288: term_vspace(p);
1.218 schwarze 289: print_mdoc_nodelist(p, NULL, &mdoc->meta, n);
1.180 schwarze 290: }
291: term_end(p);
1.241 schwarze 292: p->defindent = save_defindent;
1.173 schwarze 293: }
1.1 kristaps 294: }
295:
296: static void
1.65 schwarze 297: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 298: {
299:
1.203 schwarze 300: while (n != NULL) {
301: print_mdoc_node(p, pair, meta, n);
302: n = n->next;
303: }
1.1 kristaps 304: }
305:
306: static void
1.65 schwarze 307: print_mdoc_node(DECL_ARGS)
1.1 kristaps 308: {
1.65 schwarze 309: int chld;
1.1 kristaps 310: struct termpair npair;
1.28 schwarze 311: size_t offset, rmargin;
1.1 kristaps 312:
1.236 schwarze 313: if (n->flags & NODE_NOPRT)
314: return;
315:
1.54 schwarze 316: chld = 1;
1.28 schwarze 317: offset = p->offset;
318: rmargin = p->rmargin;
1.237 schwarze 319: n->flags &= ~NODE_ENDED;
1.204 schwarze 320: n->prev_font = p->fonti;
1.1 kristaps 321:
1.63 schwarze 322: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 323: npair.ppair = pair;
1.65 schwarze 324:
1.95 schwarze 325: /*
326: * Keeps only work until the end of a line. If a keep was
327: * invoked in a prior line, revert it to PREKEEP.
328: */
329:
1.237 schwarze 330: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.206 schwarze 331: p->flags &= ~TERMP_KEEP;
332: p->flags |= TERMP_PREKEEP;
1.95 schwarze 333: }
1.116 schwarze 334:
335: /*
1.128 schwarze 336: * After the keep flags have been set up, we may now
337: * produce output. Note that some pre-handlers do so.
338: */
339:
340: switch (n->type) {
1.213 schwarze 341: case ROFFT_TEXT:
1.256 schwarze 342: if (*n->string == ' ' && n->flags & NODE_LINE &&
343: (p->flags & TERMP_NONEWLINE) == 0)
1.128 schwarze 344: term_newln(p);
1.237 schwarze 345: if (NODE_DELIMC & n->flags)
1.132 schwarze 346: p->flags |= TERMP_NOSPACE;
1.128 schwarze 347: term_word(p, n->string);
1.237 schwarze 348: if (NODE_DELIMO & n->flags)
1.132 schwarze 349: p->flags |= TERMP_NOSPACE;
1.128 schwarze 350: break;
1.213 schwarze 351: case ROFFT_EQN:
1.237 schwarze 352: if ( ! (n->flags & NODE_LINE))
1.183 schwarze 353: p->flags |= TERMP_NOSPACE;
1.135 schwarze 354: term_eqn(p, n->eqn);
1.237 schwarze 355: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.184 schwarze 356: p->flags |= TERMP_NOSPACE;
1.131 schwarze 357: break;
1.213 schwarze 358: case ROFFT_TBL:
1.212 schwarze 359: if (p->tbl.cols == NULL)
360: term_newln(p);
1.128 schwarze 361: term_tbl(p, n->span);
362: break;
363: default:
1.250 schwarze 364: if (n->tok < ROFF_MAX) {
1.251 schwarze 365: roff_term_pre(p, n);
1.253 schwarze 366: return;
1.250 schwarze 367: }
368: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.249 schwarze 369: if (termacts[n->tok].pre != NULL &&
1.230 schwarze 370: (n->end == ENDBODY_NOT || n->child != NULL))
1.128 schwarze 371: chld = (*termacts[n->tok].pre)
1.147 schwarze 372: (p, &npair, meta, n);
1.128 schwarze 373: break;
374: }
1.95 schwarze 375:
1.60 schwarze 376: if (chld && n->child)
1.147 schwarze 377: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 378:
1.146 schwarze 379: term_fontpopq(p,
1.209 schwarze 380: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 381:
1.122 schwarze 382: switch (n->type) {
1.213 schwarze 383: case ROFFT_TEXT:
1.122 schwarze 384: break;
1.213 schwarze 385: case ROFFT_TBL:
1.131 schwarze 386: break;
1.213 schwarze 387: case ROFFT_EQN:
1.122 schwarze 388: break;
389: default:
1.253 schwarze 390: if (termacts[n->tok].post == NULL || n->flags & NODE_ENDED)
1.122 schwarze 391: break;
1.147 schwarze 392: (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.93 schwarze 393:
394: /*
395: * Explicit end tokens not only call the post
396: * handler, but also tell the respective block
397: * that it must not call the post handler again.
398: */
1.95 schwarze 399: if (ENDBODY_NOT != n->end)
1.237 schwarze 400: n->body->flags |= NODE_ENDED;
1.122 schwarze 401: break;
1.93 schwarze 402: }
1.28 schwarze 403:
1.237 schwarze 404: if (NODE_EOS & n->flags)
1.78 schwarze 405: p->flags |= TERMP_SENTENCE;
406:
1.258 schwarze 407: if (n->type != ROFFT_TEXT)
408: p->offset = offset;
1.253 schwarze 409: p->rmargin = rmargin;
1.1 kristaps 410: }
411:
412: static void
1.215 schwarze 413: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 414: {
1.191 schwarze 415: size_t sz;
1.87 schwarze 416:
1.65 schwarze 417: term_fontrepl(p, TERMFONT_NONE);
418:
1.166 schwarze 419: /*
1.7 schwarze 420: * Output the footer in new-groff style, that is, three columns
421: * with the middle being the manual date and flanking columns
422: * being the operating system:
423: *
424: * SYSTEM DATE SYSTEM
425: */
426:
1.1 kristaps 427: term_vspace(p);
428:
1.7 schwarze 429: p->offset = 0;
1.191 schwarze 430: sz = term_strlen(p, meta->date);
431: p->rmargin = p->maxrmargin > sz ?
432: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 433: p->trailspace = 1;
1.1 kristaps 434: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
435:
1.147 schwarze 436: term_word(p, meta->os);
1.1 kristaps 437: term_flushln(p);
438:
1.7 schwarze 439: p->offset = p->rmargin;
1.191 schwarze 440: sz = term_strlen(p, meta->os);
441: p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 442: p->flags |= TERMP_NOSPACE;
1.7 schwarze 443:
1.147 schwarze 444: term_word(p, meta->date);
1.7 schwarze 445: term_flushln(p);
446:
1.1 kristaps 447: p->offset = p->rmargin;
448: p->rmargin = p->maxrmargin;
1.152 schwarze 449: p->trailspace = 0;
1.1 kristaps 450: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 451: p->flags |= TERMP_NOSPACE;
1.1 kristaps 452:
1.147 schwarze 453: term_word(p, meta->os);
1.1 kristaps 454: term_flushln(p);
1.7 schwarze 455:
456: p->offset = 0;
457: p->rmargin = p->maxrmargin;
458: p->flags = 0;
1.1 kristaps 459: }
460:
461: static void
1.215 schwarze 462: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 463: {
1.169 schwarze 464: char *volume, *title;
465: size_t vollen, titlen;
1.1 kristaps 466:
467: /*
468: * The header is strange. It has three components, which are
469: * really two with the first duplicated. It goes like this:
470: *
471: * IDENTIFIER TITLE IDENTIFIER
472: *
473: * The IDENTIFIER is NAME(SECTION), which is the command-name
474: * (if given, or "unknown" if not) followed by the manual page
475: * section. These are given in `Dt'. The TITLE is a free-form
476: * string depending on the manual volume. If not specified, it
477: * switches on the manual section.
478: */
1.137 schwarze 479:
1.147 schwarze 480: assert(meta->vol);
1.169 schwarze 481: if (NULL == meta->arch)
482: volume = mandoc_strdup(meta->vol);
483: else
484: mandoc_asprintf(&volume, "%s (%s)",
485: meta->vol, meta->arch);
486: vollen = term_strlen(p, volume);
1.1 kristaps 487:
1.177 schwarze 488: if (NULL == meta->msec)
489: title = mandoc_strdup(meta->title);
490: else
491: mandoc_asprintf(&title, "%s(%s)",
492: meta->title, meta->msec);
1.137 schwarze 493: titlen = term_strlen(p, title);
1.1 kristaps 494:
1.137 schwarze 495: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 496: p->trailspace = 1;
1.1 kristaps 497: p->offset = 0;
1.169 schwarze 498: p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
499: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 500: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 501:
502: term_word(p, title);
503: term_flushln(p);
504:
1.137 schwarze 505: p->flags |= TERMP_NOSPACE;
1.1 kristaps 506: p->offset = p->rmargin;
1.169 schwarze 507: p->rmargin = p->offset + vollen + titlen < p->maxrmargin ?
1.137 schwarze 508: p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 509:
1.169 schwarze 510: term_word(p, volume);
1.1 kristaps 511: term_flushln(p);
512:
513: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 514: p->trailspace = 0;
1.137 schwarze 515: if (p->rmargin + titlen <= p->maxrmargin) {
516: p->flags |= TERMP_NOSPACE;
517: p->offset = p->rmargin;
518: p->rmargin = p->maxrmargin;
519: term_word(p, title);
520: term_flushln(p);
521: }
1.1 kristaps 522:
1.137 schwarze 523: p->flags &= ~TERMP_NOSPACE;
1.8 schwarze 524: p->offset = 0;
1.1 kristaps 525: p->rmargin = p->maxrmargin;
1.168 schwarze 526: free(title);
1.169 schwarze 527: free(volume);
1.1 kristaps 528: }
529:
1.201 schwarze 530: static int
1.89 schwarze 531: a2width(const struct termp *p, const char *v)
1.61 schwarze 532: {
533: struct roffsu su;
1.1 kristaps 534:
1.199 schwarze 535: if (a2roffsu(v, &su, SCALE_MAX) < 2) {
1.89 schwarze 536: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 537: su.scale /= term_strlen(p, "0");
1.201 schwarze 538: }
1.227 schwarze 539: return term_hspan(p, &su) / 24;
1.1 kristaps 540: }
541:
1.68 schwarze 542: /*
543: * Determine how much space to print out before block elements of `It'
544: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
545: * too.
546: */
1.45 schwarze 547: static void
1.166 schwarze 548: print_bvspace(struct termp *p,
1.214 schwarze 549: const struct roff_node *bl,
550: const struct roff_node *n)
1.1 kristaps 551: {
1.214 schwarze 552: const struct roff_node *nn;
1.138 schwarze 553:
554: assert(n);
1.1 kristaps 555:
556: term_newln(p);
1.88 schwarze 557:
1.121 schwarze 558: if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.88 schwarze 559: return;
1.121 schwarze 560: if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.45 schwarze 561: return;
562:
1.60 schwarze 563: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 564:
1.188 schwarze 565: nn = n;
1.236 schwarze 566: while (nn->prev != NULL && nn->prev->flags & NODE_NOPRT)
567: nn = nn->prev;
1.188 schwarze 568: while (nn->prev == NULL) {
569: do {
570: nn = nn->parent;
1.213 schwarze 571: if (nn->type == ROFFT_ROOT)
1.188 schwarze 572: return;
1.213 schwarze 573: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 574: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 575: return;
1.188 schwarze 576: if (nn->tok == MDOC_It &&
577: nn->parent->parent->norm->Bl.type != LIST_item)
578: break;
1.1 kristaps 579: }
580:
1.60 schwarze 581: /* A `-column' does not assert vspace within the list. */
1.45 schwarze 582:
1.121 schwarze 583: if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.60 schwarze 584: if (n->prev && MDOC_It == n->prev->tok)
1.45 schwarze 585: return;
586:
1.60 schwarze 587: /* A `-diag' without body does not vspace. */
588:
1.121 schwarze 589: if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.60 schwarze 590: if (n->prev && MDOC_It == n->prev->tok) {
591: assert(n->prev->body);
592: if (NULL == n->prev->body->child)
1.45 schwarze 593: return;
594: }
595:
596: term_vspace(p);
1.162 schwarze 597: }
598:
1.1 kristaps 599:
600: static int
601: termp_it_pre(DECL_ARGS)
602: {
1.244 schwarze 603: struct roffsu su;
1.201 schwarze 604: char buf[24];
1.214 schwarze 605: const struct roff_node *bl, *nn;
1.201 schwarze 606: size_t ncols, dcol;
607: int i, offset, width;
1.82 schwarze 608: enum mdoc_list type;
1.1 kristaps 609:
1.213 schwarze 610: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 611: print_bvspace(p, n->parent->parent, n);
1.227 schwarze 612: return 1;
1.45 schwarze 613: }
1.1 kristaps 614:
1.60 schwarze 615: bl = n->parent->parent->parent;
1.121 schwarze 616: type = bl->norm->Bl.type;
1.1 kristaps 617:
1.166 schwarze 618: /*
1.201 schwarze 619: * Defaults for specific list types.
620: */
621:
622: switch (type) {
623: case LIST_bullet:
624: case LIST_dash:
625: case LIST_hyphen:
626: case LIST_enum:
627: width = term_len(p, 2);
628: break;
629: case LIST_hang:
1.231 schwarze 630: case LIST_tag:
1.201 schwarze 631: width = term_len(p, 8);
632: break;
633: case LIST_column:
634: width = term_len(p, 10);
635: break;
636: default:
637: width = 0;
638: break;
639: }
640: offset = 0;
641:
642: /*
1.68 schwarze 643: * First calculate width and offset. This is pretty easy unless
644: * we're a -column list, in which case all prior columns must
645: * be accounted for.
646: */
647:
1.201 schwarze 648: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 649: offset = a2width(p, bl->norm->Bl.offs);
1.201 schwarze 650: if (offset < 0 && (size_t)(-offset) > p->offset)
651: offset = -p->offset;
652: else if (offset > SHRT_MAX)
653: offset = 0;
654: }
1.66 schwarze 655:
1.1 kristaps 656: switch (type) {
1.166 schwarze 657: case LIST_column:
1.213 schwarze 658: if (n->type == ROFFT_HEAD)
1.1 kristaps 659: break;
1.88 schwarze 660:
1.66 schwarze 661: /*
1.68 schwarze 662: * Imitate groff's column handling:
663: * - For each earlier column, add its width.
664: * - For less than 5 columns, add four more blanks per
665: * column.
666: * - For exactly 5 columns, add three more blank per
667: * column.
668: * - For more than 5 columns, add only one column.
1.66 schwarze 669: */
1.121 schwarze 670: ncols = bl->norm->Bl.ncols;
1.166 schwarze 671: dcol = ncols < 5 ? term_len(p, 4) :
672: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 673:
1.85 schwarze 674: /*
1.213 schwarze 675: * Calculate the offset by applying all prior ROFFT_BODY,
676: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 677: */
678:
1.166 schwarze 679: for (i = 0, nn = n->prev;
680: nn->prev && i < (int)ncols;
1.244 schwarze 681: nn = nn->prev, i++) {
682: SCALE_HS_INIT(&su,
683: term_strlen(p, bl->norm->Bl.cols[i]));
684: su.scale /= term_strlen(p, "0");
685: offset += term_hspan(p, &su) / 24 + dcol;
686: }
1.66 schwarze 687:
688: /*
1.68 schwarze 689: * When exceeding the declared number of columns, leave
690: * the remaining widths at 0. This will later be
691: * adjusted to the default width of 10, or, for the last
692: * column, stretched to the right margin.
1.46 schwarze 693: */
1.68 schwarze 694: if (i >= (int)ncols)
695: break;
1.46 schwarze 696:
1.66 schwarze 697: /*
1.68 schwarze 698: * Use the declared column widths, extended as explained
699: * in the preceding paragraph.
1.66 schwarze 700: */
1.244 schwarze 701: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
702: su.scale /= term_strlen(p, "0");
703: width = term_hspan(p, &su) / 24 + dcol;
1.1 kristaps 704: break;
705: default:
1.121 schwarze 706: if (NULL == bl->norm->Bl.width)
1.68 schwarze 707: break;
708:
1.166 schwarze 709: /*
1.68 schwarze 710: * Note: buffer the width by 2, which is groff's magic
711: * number for buffering single arguments. See the above
712: * handling for column for how this changes.
713: */
1.121 schwarze 714: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.201 schwarze 715: if (width < 0 && (size_t)(-width) > p->offset)
716: width = -p->offset;
717: else if (width > SHRT_MAX)
718: width = 0;
1.1 kristaps 719: break;
720: }
721:
1.166 schwarze 722: /*
1.16 schwarze 723: * Whitespace control. Inset bodies need an initial space,
724: * while diagonal bodies need two.
1.1 kristaps 725: */
726:
1.42 schwarze 727: p->flags |= TERMP_NOSPACE;
728:
1.1 kristaps 729: switch (type) {
1.166 schwarze 730: case LIST_diag:
1.213 schwarze 731: if (n->type == ROFFT_BODY)
1.48 schwarze 732: term_word(p, "\\ \\ ");
1.42 schwarze 733: break;
1.166 schwarze 734: case LIST_inset:
1.230 schwarze 735: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 736: term_word(p, "\\ ");
1.1 kristaps 737: break;
738: default:
739: break;
740: }
741:
1.42 schwarze 742: p->flags |= TERMP_NOSPACE;
743:
1.1 kristaps 744: switch (type) {
1.166 schwarze 745: case LIST_diag:
1.213 schwarze 746: if (n->type == ROFFT_HEAD)
1.65 schwarze 747: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 748: break;
749: default:
750: break;
751: }
752:
753: /*
1.68 schwarze 754: * Pad and break control. This is the tricky part. These flags
755: * are documented in term_flushln() in term.c. Note that we're
756: * going to unset all of these flags in termp_it_post() when we
757: * exit.
1.1 kristaps 758: */
759:
760: switch (type) {
1.166 schwarze 761: case LIST_enum:
1.228 schwarze 762: case LIST_bullet:
763: case LIST_dash:
764: case LIST_hyphen:
1.259 schwarze 765: if (n->type == ROFFT_HEAD) {
766: p->flags |= TERMP_NOBREAK | TERMP_HANG;
767: p->trailspace = 1;
768: } else if (width <= (int)term_len(p, 2))
769: p->flags |= TERMP_NOPAD;
1.33 schwarze 770: break;
1.166 schwarze 771: case LIST_hang:
1.213 schwarze 772: if (n->type != ROFFT_HEAD)
1.47 schwarze 773: break;
1.165 schwarze 774: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 775: p->trailspace = 1;
1.33 schwarze 776: break;
1.166 schwarze 777: case LIST_tag:
1.213 schwarze 778: if (n->type != ROFFT_HEAD)
1.33 schwarze 779: break;
1.152 schwarze 780:
1.225 schwarze 781: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 782: p->trailspace = 2;
783:
1.60 schwarze 784: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 785: p->flags |= TERMP_HANG;
1.1 kristaps 786: break;
1.166 schwarze 787: case LIST_column:
1.213 schwarze 788: if (n->type == ROFFT_HEAD)
1.85 schwarze 789: break;
790:
1.152 schwarze 791: if (NULL == n->next) {
1.85 schwarze 792: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 793: p->trailspace = 0;
794: } else {
1.85 schwarze 795: p->flags |= TERMP_NOBREAK;
1.152 schwarze 796: p->trailspace = 1;
797: }
1.85 schwarze 798:
1.1 kristaps 799: break;
1.166 schwarze 800: case LIST_diag:
1.213 schwarze 801: if (n->type != ROFFT_HEAD)
1.152 schwarze 802: break;
1.165 schwarze 803: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 804: p->trailspace = 1;
1.1 kristaps 805: break;
806: default:
807: break;
808: }
809:
1.166 schwarze 810: /*
1.1 kristaps 811: * Margin control. Set-head-width lists have their right
812: * margins shortened. The body for these lists has the offset
813: * necessarily lengthened. Everybody gets the offset.
814: */
815:
816: p->offset += offset;
817:
818: switch (type) {
1.166 schwarze 819: case LIST_bullet:
820: case LIST_dash:
821: case LIST_enum:
822: case LIST_hyphen:
1.259 schwarze 823: case LIST_hang:
1.166 schwarze 824: case LIST_tag:
1.213 schwarze 825: if (n->type == ROFFT_HEAD)
1.1 kristaps 826: p->rmargin = p->offset + width;
1.191 schwarze 827: else
1.1 kristaps 828: p->offset += width;
829: break;
1.166 schwarze 830: case LIST_column:
1.41 schwarze 831: assert(width);
1.1 kristaps 832: p->rmargin = p->offset + width;
1.166 schwarze 833: /*
1.43 schwarze 834: * XXX - this behaviour is not documented: the
835: * right-most column is filled to the right margin.
836: */
1.213 schwarze 837: if (n->type == ROFFT_HEAD)
1.85 schwarze 838: break;
839: if (NULL == n->next && p->rmargin < p->maxrmargin)
1.43 schwarze 840: p->rmargin = p->maxrmargin;
1.1 kristaps 841: break;
842: default:
843: break;
844: }
845:
1.166 schwarze 846: /*
1.1 kristaps 847: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 848: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 849: */
850:
1.213 schwarze 851: if (n->type == ROFFT_HEAD)
1.1 kristaps 852: switch (type) {
1.166 schwarze 853: case LIST_bullet:
1.65 schwarze 854: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 855: term_word(p, "\\[bu]");
1.65 schwarze 856: term_fontpop(p);
1.1 kristaps 857: break;
1.166 schwarze 858: case LIST_dash:
859: case LIST_hyphen:
1.65 schwarze 860: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 861: term_word(p, "-");
1.65 schwarze 862: term_fontpop(p);
1.1 kristaps 863: break;
1.166 schwarze 864: case LIST_enum:
1.1 kristaps 865: (pair->ppair->ppair->count)++;
1.167 schwarze 866: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 867: pair->ppair->ppair->count);
1.1 kristaps 868: term_word(p, buf);
869: break;
870: default:
871: break;
872: }
1.12 schwarze 873:
1.166 schwarze 874: /*
1.1 kristaps 875: * If we're not going to process our children, indicate so here.
876: */
877:
878: switch (type) {
1.166 schwarze 879: case LIST_bullet:
880: case LIST_item:
881: case LIST_dash:
882: case LIST_hyphen:
883: case LIST_enum:
1.213 schwarze 884: if (n->type == ROFFT_HEAD)
1.227 schwarze 885: return 0;
1.1 kristaps 886: break;
1.166 schwarze 887: case LIST_column:
1.213 schwarze 888: if (n->type == ROFFT_HEAD)
1.227 schwarze 889: return 0;
1.259 schwarze 890: p->minbl = 0;
1.1 kristaps 891: break;
892: default:
893: break;
894: }
895:
1.227 schwarze 896: return 1;
1.1 kristaps 897: }
898:
899: static void
900: termp_it_post(DECL_ARGS)
901: {
1.82 schwarze 902: enum mdoc_list type;
1.1 kristaps 903:
1.213 schwarze 904: if (n->type == ROFFT_BLOCK)
1.1 kristaps 905: return;
906:
1.121 schwarze 907: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 908:
909: switch (type) {
1.166 schwarze 910: case LIST_item:
911: case LIST_diag:
912: case LIST_inset:
1.213 schwarze 913: if (n->type == ROFFT_BODY)
1.74 schwarze 914: term_newln(p);
1.1 kristaps 915: break;
1.166 schwarze 916: case LIST_column:
1.213 schwarze 917: if (n->type == ROFFT_BODY)
1.1 kristaps 918: term_flushln(p);
919: break;
920: default:
1.74 schwarze 921: term_newln(p);
1.1 kristaps 922: break;
923: }
924:
1.166 schwarze 925: /*
1.68 schwarze 926: * Now that our output is flushed, we can reset our tags. Since
927: * only `It' sets these flags, we're free to assume that nobody
928: * has munged them in the meanwhile.
929: */
930:
1.259 schwarze 931: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 932: p->trailspace = 0;
1.1 kristaps 933: }
934:
935: static int
936: termp_nm_pre(DECL_ARGS)
937: {
1.195 schwarze 938: const char *cp;
1.1 kristaps 939:
1.213 schwarze 940: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 941: p->flags |= TERMP_PREKEEP;
1.227 schwarze 942: return 1;
1.155 schwarze 943: }
1.94 schwarze 944:
1.213 schwarze 945: if (n->type == ROFFT_BODY) {
1.94 schwarze 946: if (NULL == n->child)
1.227 schwarze 947: return 0;
1.136 schwarze 948: p->flags |= TERMP_NOSPACE;
1.195 schwarze 949: cp = NULL;
950: if (n->prev->child != NULL)
951: cp = n->prev->child->string;
952: if (cp == NULL)
953: cp = meta->name;
954: if (cp == NULL)
955: p->offset += term_len(p, 6);
956: else
957: p->offset += term_len(p, 1) + term_strlen(p, cp);
1.227 schwarze 958: return 1;
1.94 schwarze 959: }
960:
1.242 schwarze 961: if (n->child == NULL)
1.227 schwarze 962: return 0;
1.81 schwarze 963:
1.213 schwarze 964: if (n->type == ROFFT_HEAD)
1.97 schwarze 965: synopsis_pre(p, n->parent);
1.65 schwarze 966:
1.213 schwarze 967: if (n->type == ROFFT_HEAD &&
1.178 schwarze 968: NULL != n->next && NULL != n->next->child) {
1.165 schwarze 969: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 970: p->trailspace = 1;
1.105 schwarze 971: p->rmargin = p->offset + term_len(p, 1);
972: if (NULL == n->child) {
1.147 schwarze 973: p->rmargin += term_strlen(p, meta->name);
1.213 schwarze 974: } else if (n->child->type == ROFFT_TEXT) {
1.105 schwarze 975: p->rmargin += term_strlen(p, n->child->string);
976: if (n->child->next)
977: p->flags |= TERMP_HANG;
978: } else {
979: p->rmargin += term_len(p, 5);
980: p->flags |= TERMP_HANG;
981: }
1.94 schwarze 982: }
983:
1.65 schwarze 984: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 985: return 1;
1.1 kristaps 986: }
987:
1.94 schwarze 988: static void
989: termp_nm_post(DECL_ARGS)
990: {
991:
1.213 schwarze 992: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 993: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 schwarze 994: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 995: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 996: term_flushln(p);
1.165 schwarze 997: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 998: p->trailspace = 0;
1.213 schwarze 999: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1000: term_flushln(p);
1001: }
1002:
1.1 kristaps 1003: static int
1004: termp_fl_pre(DECL_ARGS)
1005: {
1006:
1.219 schwarze 1007: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1008: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1009: term_word(p, "\\-");
1.67 schwarze 1010:
1.230 schwarze 1011: if (!(n->child == NULL &&
1.179 schwarze 1012: (n->next == NULL ||
1.213 schwarze 1013: n->next->type == ROFFT_TEXT ||
1.237 schwarze 1014: n->next->flags & NODE_LINE)))
1.73 schwarze 1015: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1016:
1.227 schwarze 1017: return 1;
1.49 schwarze 1018: }
1019:
1020: static int
1.104 schwarze 1021: termp__a_pre(DECL_ARGS)
1022: {
1023:
1024: if (n->prev && MDOC__A == n->prev->tok)
1025: if (NULL == n->next || MDOC__A != n->next->tok)
1026: term_word(p, "and");
1027:
1.227 schwarze 1028: return 1;
1.104 schwarze 1029: }
1030:
1031: static int
1.49 schwarze 1032: termp_an_pre(DECL_ARGS)
1033: {
1034:
1.181 schwarze 1035: if (n->norm->An.auth == AUTH_split) {
1036: p->flags &= ~TERMP_NOSPLIT;
1037: p->flags |= TERMP_SPLIT;
1.227 schwarze 1038: return 0;
1.181 schwarze 1039: }
1040: if (n->norm->An.auth == AUTH_nosplit) {
1041: p->flags &= ~TERMP_SPLIT;
1042: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1043: return 0;
1.181 schwarze 1044: }
1.166 schwarze 1045:
1.181 schwarze 1046: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1047: term_newln(p);
1048:
1.181 schwarze 1049: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1050: p->flags |= TERMP_SPLIT;
1.49 schwarze 1051:
1.227 schwarze 1052: return 1;
1.1 kristaps 1053: }
1054:
1055: static int
1056: termp_ns_pre(DECL_ARGS)
1057: {
1058:
1.237 schwarze 1059: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1060: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1061: return 1;
1.1 kristaps 1062: }
1063:
1064: static int
1065: termp_rs_pre(DECL_ARGS)
1066: {
1067:
1.60 schwarze 1068: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1069: return 1;
1.213 schwarze 1070: if (n->type == ROFFT_BLOCK && n->prev != NULL)
1.1 kristaps 1071: term_vspace(p);
1.227 schwarze 1072: return 1;
1.1 kristaps 1073: }
1074:
1075: static int
1076: termp_ex_pre(DECL_ARGS)
1077: {
1.132 schwarze 1078: term_newln(p);
1.240 schwarze 1079: return 1;
1.1 kristaps 1080: }
1081:
1082: static int
1083: termp_nd_pre(DECL_ARGS)
1084: {
1.25 schwarze 1085:
1.213 schwarze 1086: if (n->type == ROFFT_BODY)
1.196 schwarze 1087: term_word(p, "\\(en");
1.227 schwarze 1088: return 1;
1.1 kristaps 1089: }
1090:
1.73 schwarze 1091: static int
1092: termp_bl_pre(DECL_ARGS)
1093: {
1094:
1.227 schwarze 1095: return n->type != ROFFT_HEAD;
1.73 schwarze 1096: }
1097:
1.1 kristaps 1098: static void
1099: termp_bl_post(DECL_ARGS)
1100: {
1101:
1.255 schwarze 1102: if (n->type != ROFFT_BLOCK)
1103: return;
1104: term_newln(p);
1105: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1106: return;
1107: term_tab_set(p, NULL);
1108: term_tab_set(p, "T");
1109: term_tab_set(p, ".5i");
1.1 kristaps 1110: }
1111:
1112: static int
1113: termp_xr_pre(DECL_ARGS)
1114: {
1115:
1.132 schwarze 1116: if (NULL == (n = n->child))
1.227 schwarze 1117: return 0;
1.72 schwarze 1118:
1.213 schwarze 1119: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1120: term_word(p, n->string);
1.10 schwarze 1121:
1.166 schwarze 1122: if (NULL == (n = n->next))
1.227 schwarze 1123: return 0;
1.132 schwarze 1124:
1.1 kristaps 1125: p->flags |= TERMP_NOSPACE;
1126: term_word(p, "(");
1.132 schwarze 1127: p->flags |= TERMP_NOSPACE;
1128:
1.213 schwarze 1129: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1130: term_word(p, n->string);
1131:
1132: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1133: term_word(p, ")");
1.60 schwarze 1134:
1.227 schwarze 1135: return 0;
1.1 kristaps 1136: }
1137:
1.86 schwarze 1138: /*
1139: * This decides how to assert whitespace before any of the SYNOPSIS set
1140: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1141: * macro combos).
1142: */
1143: static void
1.214 schwarze 1144: synopsis_pre(struct termp *p, const struct roff_node *n)
1.86 schwarze 1145: {
1.166 schwarze 1146: /*
1.86 schwarze 1147: * Obviously, if we're not in a SYNOPSIS or no prior macros
1148: * exist, do nothing.
1149: */
1.237 schwarze 1150: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.86 schwarze 1151: return;
1152:
1153: /*
1154: * If we're the second in a pair of like elements, emit our
1155: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1156: * case we soldier on.
1157: */
1.166 schwarze 1158: if (n->prev->tok == n->tok &&
1159: MDOC_Ft != n->tok &&
1160: MDOC_Fo != n->tok &&
1161: MDOC_Fn != n->tok) {
1.86 schwarze 1162: term_newln(p);
1163: return;
1164: }
1165:
1166: /*
1167: * If we're one of the SYNOPSIS set and non-like pair-wise after
1168: * another (or Fn/Fo, which we've let slip through) then assert
1169: * vertical space, else only newline and move on.
1170: */
1171: switch (n->prev->tok) {
1.166 schwarze 1172: case MDOC_Fd:
1173: case MDOC_Fn:
1174: case MDOC_Fo:
1175: case MDOC_In:
1176: case MDOC_Vt:
1.86 schwarze 1177: term_vspace(p);
1178: break;
1.166 schwarze 1179: case MDOC_Ft:
1.86 schwarze 1180: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
1181: term_vspace(p);
1182: break;
1183: }
1184: /* FALLTHROUGH */
1185: default:
1186: term_newln(p);
1187: break;
1188: }
1189: }
1190:
1.69 schwarze 1191: static int
1192: termp_vt_pre(DECL_ARGS)
1193: {
1194:
1.213 schwarze 1195: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1196: synopsis_pre(p, n);
1.227 schwarze 1197: return termp_under_pre(p, pair, meta, n);
1.213 schwarze 1198: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1199: synopsis_pre(p, n);
1.227 schwarze 1200: return 1;
1.213 schwarze 1201: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1202: return 0;
1.69 schwarze 1203:
1.227 schwarze 1204: return termp_under_pre(p, pair, meta, n);
1.69 schwarze 1205: }
1206:
1.1 kristaps 1207: static int
1.54 schwarze 1208: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1209: {
1210:
1.219 schwarze 1211: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1212: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1213: return 1;
1.1 kristaps 1214: }
1215:
1.86 schwarze 1216: static int
1217: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1218: {
1219:
1.86 schwarze 1220: synopsis_pre(p, n);
1.227 schwarze 1221: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1222: }
1223:
1.143 schwarze 1224: static void
1225: termp_fd_post(DECL_ARGS)
1226: {
1227:
1228: term_newln(p);
1229: }
1230:
1.1 kristaps 1231: static int
1232: termp_sh_pre(DECL_ARGS)
1233: {
1.60 schwarze 1234:
1235: switch (n->type) {
1.213 schwarze 1236: case ROFFT_BLOCK:
1.192 schwarze 1237: /*
1238: * Vertical space before sections, except
1239: * when the previous section was empty.
1240: */
1241: if (n->prev == NULL ||
1.221 schwarze 1242: n->prev->tok != MDOC_Sh ||
1.192 schwarze 1243: (n->prev->body != NULL &&
1244: n->prev->body->child != NULL))
1245: term_vspace(p);
1.52 schwarze 1246: break;
1.213 schwarze 1247: case ROFFT_HEAD:
1.65 schwarze 1248: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1249: break;
1.213 schwarze 1250: case ROFFT_BODY:
1.140 schwarze 1251: p->offset = term_len(p, p->defindent);
1.255 schwarze 1252: term_tab_set(p, NULL);
1253: term_tab_set(p, "T");
1254: term_tab_set(p, ".5i");
1.221 schwarze 1255: switch (n->sec) {
1256: case SEC_DESCRIPTION:
1257: fn_prio = 0;
1258: break;
1259: case SEC_AUTHORS:
1.141 schwarze 1260: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.221 schwarze 1261: break;
1262: default:
1263: break;
1264: }
1.1 kristaps 1265: break;
1266: default:
1267: break;
1268: }
1.227 schwarze 1269: return 1;
1.1 kristaps 1270: }
1271:
1272: static void
1273: termp_sh_post(DECL_ARGS)
1274: {
1275:
1.60 schwarze 1276: switch (n->type) {
1.213 schwarze 1277: case ROFFT_HEAD:
1.1 kristaps 1278: term_newln(p);
1279: break;
1.213 schwarze 1280: case ROFFT_BODY:
1.1 kristaps 1281: term_newln(p);
1282: p->offset = 0;
1283: break;
1284: default:
1285: break;
1286: }
1287: }
1288:
1289: static void
1290: termp_lb_post(DECL_ARGS)
1291: {
1292:
1.237 schwarze 1293: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.57 schwarze 1294: term_newln(p);
1.1 kristaps 1295: }
1296:
1297: static int
1298: termp_d1_pre(DECL_ARGS)
1299: {
1300:
1.213 schwarze 1301: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1302: return 1;
1.1 kristaps 1303: term_newln(p);
1.140 schwarze 1304: p->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1305: term_tab_set(p, NULL);
1306: term_tab_set(p, "T");
1307: term_tab_set(p, ".5i");
1.227 schwarze 1308: return 1;
1.1 kristaps 1309: }
1310:
1311: static int
1312: termp_ft_pre(DECL_ARGS)
1313: {
1314:
1.237 schwarze 1315: /* NB: NODE_LINE does not effect this! */
1.86 schwarze 1316: synopsis_pre(p, n);
1.65 schwarze 1317: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1318: return 1;
1.1 kristaps 1319: }
1320:
1321: static int
1322: termp_fn_pre(DECL_ARGS)
1323: {
1.159 schwarze 1324: size_t rmargin = 0;
1.132 schwarze 1325: int pretty;
1326:
1.237 schwarze 1327: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1328:
1.86 schwarze 1329: synopsis_pre(p, n);
1.85 schwarze 1330:
1.132 schwarze 1331: if (NULL == (n = n->child))
1.227 schwarze 1332: return 0;
1.132 schwarze 1333:
1.153 schwarze 1334: if (pretty) {
1335: rmargin = p->rmargin;
1.159 schwarze 1336: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 1337: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1338: }
1339:
1.213 schwarze 1340: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1341: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1342: term_word(p, n->string);
1.65 schwarze 1343: term_fontpop(p);
1.1 kristaps 1344:
1.235 schwarze 1345: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.223 schwarze 1346: tag_put(n->string, ++fn_prio, p->line);
1.221 schwarze 1347:
1.153 schwarze 1348: if (pretty) {
1349: term_flushln(p);
1.165 schwarze 1350: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1351: p->flags |= TERMP_NOPAD;
1.153 schwarze 1352: p->offset = p->rmargin;
1353: p->rmargin = rmargin;
1354: }
1355:
1.1 kristaps 1356: p->flags |= TERMP_NOSPACE;
1357: term_word(p, "(");
1.132 schwarze 1358: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1359:
1.132 schwarze 1360: for (n = n->next; n; n = n->next) {
1.213 schwarze 1361: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1362: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1363: if (pretty)
1364: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1365: term_word(p, n->string);
1.65 schwarze 1366: term_fontpop(p);
1367:
1.132 schwarze 1368: if (n->next) {
1369: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1370: term_word(p, ",");
1.132 schwarze 1371: }
1.1 kristaps 1372: }
1373:
1.132 schwarze 1374: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1375: term_word(p, ")");
1376:
1.132 schwarze 1377: if (pretty) {
1378: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1379: term_word(p, ";");
1.153 schwarze 1380: term_flushln(p);
1.132 schwarze 1381: }
1.1 kristaps 1382:
1.227 schwarze 1383: return 0;
1.1 kristaps 1384: }
1385:
1386: static int
1387: termp_fa_pre(DECL_ARGS)
1388: {
1.214 schwarze 1389: const struct roff_node *nn;
1.1 kristaps 1390:
1.60 schwarze 1391: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1392: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1393: return 1;
1.1 kristaps 1394: }
1395:
1.60 schwarze 1396: for (nn = n->child; nn; nn = nn->next) {
1.65 schwarze 1397: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1398: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1399: term_word(p, nn->string);
1.65 schwarze 1400: term_fontpop(p);
1401:
1.158 schwarze 1402: if (nn->next || (n->next && n->next->tok == MDOC_Fa)) {
1.132 schwarze 1403: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1404: term_word(p, ",");
1.132 schwarze 1405: }
1.1 kristaps 1406: }
1407:
1.227 schwarze 1408: return 0;
1.1 kristaps 1409: }
1410:
1411: static int
1412: termp_bd_pre(DECL_ARGS)
1413: {
1.260 ! schwarze 1414: size_t lm, len;
1.214 schwarze 1415: struct roff_node *nn;
1.201 schwarze 1416: int offset;
1.1 kristaps 1417:
1.213 schwarze 1418: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1419: print_bvspace(p, n, n);
1.227 schwarze 1420: return 1;
1.213 schwarze 1421: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1422: return 0;
1.1 kristaps 1423:
1.187 schwarze 1424: /* Handle the -offset argument. */
1425:
1426: if (n->norm->Bd.offs == NULL ||
1427: ! strcmp(n->norm->Bd.offs, "left"))
1428: /* nothing */;
1429: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1430: p->offset += term_len(p, p->defindent + 1);
1431: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1432: p->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1433: else {
1434: offset = a2width(p, n->norm->Bd.offs);
1435: if (offset < 0 && (size_t)(-offset) > p->offset)
1436: p->offset = 0;
1437: else if (offset < SHRT_MAX)
1438: p->offset += offset;
1439: }
1.60 schwarze 1440:
1441: /*
1442: * If -ragged or -filled are specified, the block does nothing
1443: * but change the indentation. If -unfilled or -literal are
1444: * specified, text is printed exactly as entered in the display:
1445: * for macro lines, a newline is appended to the line. Blank
1446: * lines are allowed.
1447: */
1.166 schwarze 1448:
1449: if (DISP_literal != n->norm->Bd.type &&
1.174 schwarze 1450: DISP_unfilled != n->norm->Bd.type &&
1451: DISP_centered != n->norm->Bd.type)
1.227 schwarze 1452: return 1;
1.1 kristaps 1453:
1.255 schwarze 1454: if (n->norm->Bd.type == DISP_literal) {
1455: term_tab_set(p, NULL);
1456: term_tab_set(p, "T");
1457: term_tab_set(p, "8n");
1458: }
1.123 schwarze 1459:
1.174 schwarze 1460: lm = p->offset;
1.260 ! schwarze 1461: p->flags |= TERMP_BRNEVER;
1.60 schwarze 1462: for (nn = n->child; nn; nn = nn->next) {
1.174 schwarze 1463: if (DISP_centered == n->norm->Bd.type) {
1.213 schwarze 1464: if (nn->type == ROFFT_TEXT) {
1.174 schwarze 1465: len = term_strlen(p, nn->string);
1.260 ! schwarze 1466: p->offset = len >= p->rmargin ? 0 :
! 1467: lm + len >= p->rmargin ? p->rmargin - len :
! 1468: (lm + p->rmargin - len) / 2;
1.174 schwarze 1469: } else
1470: p->offset = lm;
1471: }
1.147 schwarze 1472: print_mdoc_node(p, pair, meta, nn);
1.108 schwarze 1473: /*
1474: * If the printed node flushes its own line, then we
1475: * needn't do it here as well. This is hacky, but the
1476: * notion of selective eoln whitespace is pretty dumb
1477: * anyway, so don't sweat it.
1478: */
1.255 schwarze 1479: if (nn->tok < ROFF_MAX)
1480: continue;
1.108 schwarze 1481: switch (nn->tok) {
1.166 schwarze 1482: case MDOC_Sm:
1483: case MDOC_Bl:
1484: case MDOC_D1:
1485: case MDOC_Dl:
1486: case MDOC_Lp:
1487: case MDOC_Pp:
1.108 schwarze 1488: continue;
1489: default:
1490: break;
1491: }
1.198 schwarze 1492: if (p->flags & TERMP_NONEWLINE ||
1.237 schwarze 1493: (nn->next && ! (nn->next->flags & NODE_LINE)))
1.100 schwarze 1494: continue;
1495: term_flushln(p);
1.48 schwarze 1496: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1497: }
1.260 ! schwarze 1498: p->flags &= ~TERMP_BRNEVER;
1.227 schwarze 1499: return 0;
1.1 kristaps 1500: }
1501:
1502: static void
1503: termp_bd_post(DECL_ARGS)
1504: {
1.213 schwarze 1505: if (n->type != ROFFT_BODY)
1.1 kristaps 1506: return;
1.166 schwarze 1507: if (DISP_literal == n->norm->Bd.type ||
1508: DISP_unfilled == n->norm->Bd.type)
1.260 ! schwarze 1509: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1510: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1511: term_newln(p);
1.260 ! schwarze 1512: p->flags &= ~TERMP_BRNEVER;
1.1 kristaps 1513: }
1514:
1515: static int
1.26 schwarze 1516: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1517: {
1.238 schwarze 1518: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1519: p->flags |= TERMP_PREKEEP;
1520: return 1;
1521: }
1.1 kristaps 1522:
1.238 schwarze 1523: static void
1524: termp_xx_post(DECL_ARGS)
1525: {
1526: if (n->aux == 0)
1527: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1528: }
1529:
1530: static void
1531: termp_pf_post(DECL_ARGS)
1532: {
1533:
1.237 schwarze 1534: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.197 schwarze 1535: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1536: }
1537:
1538: static int
1539: termp_ss_pre(DECL_ARGS)
1540: {
1.236 schwarze 1541: struct roff_node *nn;
1.1 kristaps 1542:
1.60 schwarze 1543: switch (n->type) {
1.213 schwarze 1544: case ROFFT_BLOCK:
1.1 kristaps 1545: term_newln(p);
1.236 schwarze 1546: for (nn = n->prev; nn != NULL; nn = nn->prev)
1547: if ((nn->flags & NODE_NOPRT) == 0)
1548: break;
1549: if (nn != NULL)
1.1 kristaps 1550: term_vspace(p);
1551: break;
1.213 schwarze 1552: case ROFFT_HEAD:
1.65 schwarze 1553: term_fontpush(p, TERMFONT_BOLD);
1.140 schwarze 1554: p->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1555: break;
1.213 schwarze 1556: case ROFFT_BODY:
1.176 schwarze 1557: p->offset = term_len(p, p->defindent);
1.255 schwarze 1558: term_tab_set(p, NULL);
1559: term_tab_set(p, "T");
1560: term_tab_set(p, ".5i");
1.176 schwarze 1561: break;
1.1 kristaps 1562: default:
1563: break;
1564: }
1565:
1.227 schwarze 1566: return 1;
1.1 kristaps 1567: }
1568:
1569: static void
1570: termp_ss_post(DECL_ARGS)
1571: {
1572:
1.213 schwarze 1573: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1574: term_newln(p);
1575: }
1576:
1577: static int
1578: termp_cd_pre(DECL_ARGS)
1579: {
1580:
1.86 schwarze 1581: synopsis_pre(p, n);
1.65 schwarze 1582: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1583: return 1;
1.1 kristaps 1584: }
1585:
1586: static int
1587: termp_in_pre(DECL_ARGS)
1588: {
1589:
1.86 schwarze 1590: synopsis_pre(p, n);
1.85 schwarze 1591:
1.237 schwarze 1592: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.85 schwarze 1593: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1594: term_word(p, "#include");
1.85 schwarze 1595: term_word(p, "<");
1596: } else {
1597: term_word(p, "<");
1598: term_fontpush(p, TERMFONT_UNDER);
1599: }
1.23 schwarze 1600:
1.1 kristaps 1601: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1602: return 1;
1.1 kristaps 1603: }
1604:
1605: static void
1606: termp_in_post(DECL_ARGS)
1607: {
1608:
1.237 schwarze 1609: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1610: term_fontpush(p, TERMFONT_BOLD);
1611:
1.59 schwarze 1612: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1613: term_word(p, ">");
1614:
1.237 schwarze 1615: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1616: term_fontpop(p);
1.38 schwarze 1617: }
1618:
1619: static int
1.254 schwarze 1620: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1621: {
1.254 schwarze 1622: fn_prio = 0;
1623: term_vspace(p);
1.227 schwarze 1624: return 0;
1.38 schwarze 1625: }
1626:
1627: static int
1.193 schwarze 1628: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1629: {
1630:
1.227 schwarze 1631: return 0;
1.170 schwarze 1632: }
1633:
1634: static int
1.107 schwarze 1635: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1636: {
1637:
1.213 schwarze 1638: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1639: return 1;
1.1 kristaps 1640:
1.107 schwarze 1641: switch (n->tok) {
1.166 schwarze 1642: case MDOC_Ao:
1643: case MDOC_Aq:
1.230 schwarze 1644: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1645: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1646: break;
1.166 schwarze 1647: case MDOC_Bro:
1648: case MDOC_Brq:
1.107 schwarze 1649: term_word(p, "{");
1650: break;
1.166 schwarze 1651: case MDOC_Oo:
1652: case MDOC_Op:
1653: case MDOC_Bo:
1654: case MDOC_Bq:
1.107 schwarze 1655: term_word(p, "[");
1656: break;
1.245 schwarze 1657: case MDOC__T:
1658: /* FALLTHROUGH */
1.166 schwarze 1659: case MDOC_Do:
1660: case MDOC_Dq:
1.210 schwarze 1661: term_word(p, "\\(Lq");
1.107 schwarze 1662: break;
1.170 schwarze 1663: case MDOC_En:
1664: if (NULL == n->norm->Es ||
1665: NULL == n->norm->Es->child)
1.227 schwarze 1666: return 1;
1.170 schwarze 1667: term_word(p, n->norm->Es->child->string);
1668: break;
1.166 schwarze 1669: case MDOC_Po:
1670: case MDOC_Pq:
1.107 schwarze 1671: term_word(p, "(");
1672: break;
1.166 schwarze 1673: case MDOC_Qo:
1674: case MDOC_Qq:
1.107 schwarze 1675: term_word(p, "\"");
1676: break;
1.166 schwarze 1677: case MDOC_Ql:
1678: case MDOC_So:
1679: case MDOC_Sq:
1.151 schwarze 1680: term_word(p, "\\(oq");
1.107 schwarze 1681: break;
1682: default:
1683: abort();
1684: }
1.1 kristaps 1685:
1686: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1687: return 1;
1.1 kristaps 1688: }
1689:
1690: static void
1.107 schwarze 1691: termp_quote_post(DECL_ARGS)
1.1 kristaps 1692: {
1693:
1.213 schwarze 1694: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1695: return;
1696:
1.205 schwarze 1697: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1698:
1.107 schwarze 1699: switch (n->tok) {
1.166 schwarze 1700: case MDOC_Ao:
1701: case MDOC_Aq:
1.230 schwarze 1702: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1703: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1704: break;
1.166 schwarze 1705: case MDOC_Bro:
1706: case MDOC_Brq:
1.107 schwarze 1707: term_word(p, "}");
1708: break;
1.166 schwarze 1709: case MDOC_Oo:
1710: case MDOC_Op:
1711: case MDOC_Bo:
1712: case MDOC_Bq:
1.107 schwarze 1713: term_word(p, "]");
1714: break;
1.245 schwarze 1715: case MDOC__T:
1716: /* FALLTHROUGH */
1.166 schwarze 1717: case MDOC_Do:
1718: case MDOC_Dq:
1.210 schwarze 1719: term_word(p, "\\(Rq");
1.170 schwarze 1720: break;
1721: case MDOC_En:
1.205 schwarze 1722: if (n->norm->Es == NULL ||
1723: n->norm->Es->child == NULL ||
1724: n->norm->Es->child->next == NULL)
1725: p->flags &= ~TERMP_NOSPACE;
1726: else
1.170 schwarze 1727: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1728: break;
1.166 schwarze 1729: case MDOC_Po:
1730: case MDOC_Pq:
1.107 schwarze 1731: term_word(p, ")");
1732: break;
1.166 schwarze 1733: case MDOC_Qo:
1734: case MDOC_Qq:
1.107 schwarze 1735: term_word(p, "\"");
1736: break;
1.166 schwarze 1737: case MDOC_Ql:
1738: case MDOC_So:
1739: case MDOC_Sq:
1.151 schwarze 1740: term_word(p, "\\(cq");
1.107 schwarze 1741: break;
1742: default:
1743: abort();
1744: }
1.205 schwarze 1745: }
1746:
1747: static int
1748: termp_eo_pre(DECL_ARGS)
1749: {
1750:
1.213 schwarze 1751: if (n->type != ROFFT_BODY)
1.227 schwarze 1752: return 1;
1.205 schwarze 1753:
1754: if (n->end == ENDBODY_NOT &&
1755: n->parent->head->child == NULL &&
1756: n->child != NULL &&
1757: n->child->end != ENDBODY_NOT)
1758: term_word(p, "\\&");
1759: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1760: n->parent->head->child != NULL && (n->child != NULL ||
1761: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1762: p->flags |= TERMP_NOSPACE;
1763:
1.227 schwarze 1764: return 1;
1.205 schwarze 1765: }
1766:
1767: static void
1768: termp_eo_post(DECL_ARGS)
1769: {
1770: int body, tail;
1771:
1.213 schwarze 1772: if (n->type != ROFFT_BODY)
1.205 schwarze 1773: return;
1774:
1775: if (n->end != ENDBODY_NOT) {
1776: p->flags &= ~TERMP_NOSPACE;
1777: return;
1778: }
1779:
1780: body = n->child != NULL || n->parent->head->child != NULL;
1781: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1782:
1783: if (body && tail)
1784: p->flags |= TERMP_NOSPACE;
1785: else if ( ! (body || tail))
1786: term_word(p, "\\&");
1787: else if ( ! tail)
1788: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1789: }
1790:
1791: static int
1792: termp_fo_pre(DECL_ARGS)
1793: {
1.159 schwarze 1794: size_t rmargin = 0;
1.158 schwarze 1795: int pretty;
1796:
1.237 schwarze 1797: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1798:
1.213 schwarze 1799: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1800: synopsis_pre(p, n);
1.227 schwarze 1801: return 1;
1.213 schwarze 1802: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 1803: if (pretty) {
1804: rmargin = p->rmargin;
1.159 schwarze 1805: p->rmargin = p->offset + term_len(p, 4);
1.165 schwarze 1806: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1807: TERMP_HANG;
1.158 schwarze 1808: }
1.31 schwarze 1809: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1810: term_word(p, "(");
1.132 schwarze 1811: p->flags |= TERMP_NOSPACE;
1.158 schwarze 1812: if (pretty) {
1813: term_flushln(p);
1.165 schwarze 1814: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1815: TERMP_HANG);
1.259 schwarze 1816: p->flags |= TERMP_NOPAD;
1.158 schwarze 1817: p->offset = p->rmargin;
1818: p->rmargin = rmargin;
1819: }
1.227 schwarze 1820: return 1;
1.158 schwarze 1821: }
1.85 schwarze 1822:
1.95 schwarze 1823: if (NULL == n->child)
1.227 schwarze 1824: return 0;
1.95 schwarze 1825:
1.85 schwarze 1826: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1827:
1.85 schwarze 1828: assert(n->child->string);
1.65 schwarze 1829: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 1830: term_word(p, n->child->string);
1.227 schwarze 1831: return 0;
1.1 kristaps 1832: }
1833:
1834: static void
1835: termp_fo_post(DECL_ARGS)
1836: {
1837:
1.213 schwarze 1838: if (n->type != ROFFT_BODY)
1.86 schwarze 1839: return;
1840:
1.132 schwarze 1841: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1842: term_word(p, ")");
1843:
1.237 schwarze 1844: if (NODE_SYNPRETTY & n->flags) {
1.132 schwarze 1845: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1846: term_word(p, ";");
1.158 schwarze 1847: term_flushln(p);
1.132 schwarze 1848: }
1.1 kristaps 1849: }
1850:
1851: static int
1852: termp_bf_pre(DECL_ARGS)
1853: {
1854:
1.213 schwarze 1855: if (n->type == ROFFT_HEAD)
1.227 schwarze 1856: return 0;
1.213 schwarze 1857: else if (n->type != ROFFT_BODY)
1.227 schwarze 1858: return 1;
1.1 kristaps 1859:
1.166 schwarze 1860: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 1861: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 1862: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 1863: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 1864: else
1.65 schwarze 1865: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1866:
1.227 schwarze 1867: return 1;
1.1 kristaps 1868: }
1869:
1870: static int
1871: termp_sm_pre(DECL_ARGS)
1872: {
1873:
1.171 schwarze 1874: if (NULL == n->child)
1875: p->flags ^= TERMP_NONOSPACE;
1876: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1877: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1878: else
1.1 kristaps 1879: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1880:
1881: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1882: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1883:
1.227 schwarze 1884: return 0;
1.1 kristaps 1885: }
1886:
1887: static int
1888: termp_ap_pre(DECL_ARGS)
1889: {
1890:
1891: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1892: term_word(p, "'");
1.1 kristaps 1893: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1894: return 1;
1.1 kristaps 1895: }
1896:
1897: static void
1898: termp____post(DECL_ARGS)
1899: {
1.104 schwarze 1900:
1901: /*
1902: * Handle lists of authors. In general, print each followed by
1903: * a comma. Don't print the comma if there are only two
1904: * authors.
1905: */
1906: if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
1907: if (NULL == n->next->next || MDOC__A != n->next->next->tok)
1908: if (NULL == n->prev || MDOC__A != n->prev->tok)
1909: return;
1.1 kristaps 1910:
1.62 schwarze 1911: /* TODO: %U. */
1912:
1.106 schwarze 1913: if (NULL == n->parent || MDOC_Rs != n->parent->tok)
1914: return;
1915:
1.132 schwarze 1916: p->flags |= TERMP_NOSPACE;
1.106 schwarze 1917: if (NULL == n->next) {
1918: term_word(p, ".");
1919: p->flags |= TERMP_SENTENCE;
1920: } else
1921: term_word(p, ",");
1.1 kristaps 1922: }
1923:
1924: static int
1.65 schwarze 1925: termp_li_pre(DECL_ARGS)
1926: {
1927:
1.234 schwarze 1928: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1929: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1930: return 1;
1.65 schwarze 1931: }
1932:
1933: static int
1.1 kristaps 1934: termp_lk_pre(DECL_ARGS)
1935: {
1.257 schwarze 1936: const struct roff_node *link, *descr, *punct;
1.247 schwarze 1937: int display;
1.1 kristaps 1938:
1.248 schwarze 1939: if ((link = n->child) == NULL)
1.227 schwarze 1940: return 0;
1.101 schwarze 1941:
1.257 schwarze 1942: /* Find beginning of trailing punctuation. */
1943: punct = n->last;
1944: while (punct != link && punct->flags & NODE_DELIMC)
1945: punct = punct->prev;
1946: punct = punct->next;
1947:
1.248 schwarze 1948: /* Link text. */
1.257 schwarze 1949: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1950: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1951: while (descr != punct) {
1952: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1953: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1954: term_word(p, descr->string);
1955: descr = descr->next;
1956: }
1.246 schwarze 1957: term_fontpop(p);
1.142 schwarze 1958: p->flags |= TERMP_NOSPACE;
1959: term_word(p, ":");
1960: }
1.1 kristaps 1961:
1.248 schwarze 1962: /* Link target. */
1.247 schwarze 1963: display = term_strlen(p, link->string) >= 26;
1964: if (display) {
1965: term_newln(p);
1966: p->offset += term_len(p, p->defindent + 1);
1967: }
1.65 schwarze 1968: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1969: term_word(p, link->string);
1.65 schwarze 1970: term_fontpop(p);
1.247 schwarze 1971:
1.248 schwarze 1972: /* Trailing punctuation. */
1.257 schwarze 1973: while (punct != NULL) {
1.248 schwarze 1974: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1975: term_word(p, punct->string);
1976: punct = punct->next;
1.248 schwarze 1977: }
1.247 schwarze 1978: if (display)
1979: term_newln(p);
1.227 schwarze 1980: return 0;
1.1 kristaps 1981: }
1982:
1.90 schwarze 1983: static int
1984: termp_bk_pre(DECL_ARGS)
1985: {
1986:
1.91 schwarze 1987: switch (n->type) {
1.213 schwarze 1988: case ROFFT_BLOCK:
1.95 schwarze 1989: break;
1.213 schwarze 1990: case ROFFT_HEAD:
1.227 schwarze 1991: return 0;
1.213 schwarze 1992: case ROFFT_BODY:
1.230 schwarze 1993: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1994: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1995: break;
1.91 schwarze 1996: default:
1997: abort();
1998: }
1.95 schwarze 1999:
1.227 schwarze 2000: return 1;
1.90 schwarze 2001: }
2002:
2003: static void
2004: termp_bk_post(DECL_ARGS)
2005: {
2006:
1.213 schwarze 2007: if (n->type == ROFFT_BODY)
1.91 schwarze 2008: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 2009: }
1.120 schwarze 2010:
2011: static void
2012: termp__t_post(DECL_ARGS)
2013: {
2014:
2015: /*
2016: * If we're in an `Rs' and there's a journal present, then quote
2017: * us instead of underlining us (for disambiguation).
2018: */
1.121 schwarze 2019: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2020: n->parent->norm->Rs.quote_T)
1.147 schwarze 2021: termp_quote_post(p, pair, meta, n);
1.120 schwarze 2022:
1.147 schwarze 2023: termp____post(p, pair, meta, n);
1.120 schwarze 2024: }
2025:
2026: static int
2027: termp__t_pre(DECL_ARGS)
2028: {
2029:
2030: /*
2031: * If we're in an `Rs' and there's a journal present, then quote
2032: * us instead of underlining us (for disambiguation).
2033: */
1.121 schwarze 2034: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2035: n->parent->norm->Rs.quote_T)
1.227 schwarze 2036: return termp_quote_pre(p, pair, meta, n);
1.120 schwarze 2037:
2038: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 2039: return 1;
1.121 schwarze 2040: }
1.1 kristaps 2041:
2042: static int
1.54 schwarze 2043: termp_under_pre(DECL_ARGS)
1.1 kristaps 2044: {
2045:
1.65 schwarze 2046: term_fontpush(p, TERMFONT_UNDER);
1.233 schwarze 2047: return 1;
2048: }
2049:
2050: static int
2051: termp_em_pre(DECL_ARGS)
2052: {
2053: if (n->child != NULL &&
2054: n->child->type == ROFFT_TEXT)
2055: tag_put(n->child->string, 0, p->line);
2056: term_fontpush(p, TERMFONT_UNDER);
2057: return 1;
2058: }
2059:
2060: static int
2061: termp_sy_pre(DECL_ARGS)
2062: {
2063: if (n->child != NULL &&
2064: n->child->type == ROFFT_TEXT)
2065: tag_put(n->child->string, 0, p->line);
2066: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 2067: return 1;
1.222 schwarze 2068: }
2069:
2070: static int
2071: termp_er_pre(DECL_ARGS)
2072: {
2073:
2074: if (n->sec == SEC_ERRORS &&
2075: (n->parent->tok == MDOC_It ||
2076: (n->parent->tok == MDOC_Bq &&
1.223 schwarze 2077: n->parent->parent->parent->tok == MDOC_It)))
2078: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2079: return 1;
1.219 schwarze 2080: }
2081:
2082: static int
2083: termp_tag_pre(DECL_ARGS)
2084: {
2085:
2086: if (n->child != NULL &&
2087: n->child->type == ROFFT_TEXT &&
1.232 schwarze 2088: (n->prev == NULL ||
2089: (n->prev->type == ROFFT_TEXT &&
2090: strcmp(n->prev->string, "|") == 0)) &&
1.219 schwarze 2091: (n->parent->tok == MDOC_It ||
2092: (n->parent->tok == MDOC_Xo &&
2093: n->parent->parent->prev == NULL &&
1.223 schwarze 2094: n->parent->parent->parent->tok == MDOC_It)))
2095: tag_put(n->child->string, 1, p->line);
1.227 schwarze 2096: return 1;
1.1 kristaps 2097: }
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