Annotation of src/usr.bin/mandoc/mdoc_term.c, Revision 1.277
1.277 ! schwarze 1: /* $OpenBSD: mdoc_term.c,v 1.276 2020/02/27 01:25:57 schwarze Exp $ */
1.1 kristaps 2: /*
1.122 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.274 schwarze 4: * Copyright (c) 2010, 2012-2020 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 *,
1.276 schwarze 55: struct roff_node *, struct roff_node *);
1.166 schwarze 56: static void print_mdoc_node(DECL_ARGS);
1.65 schwarze 57: static void print_mdoc_nodelist(DECL_ARGS);
1.215 schwarze 58: static void print_mdoc_head(struct termp *, const struct roff_meta *);
59: static void print_mdoc_foot(struct termp *, const struct roff_meta *);
1.276 schwarze 60: static void synopsis_pre(struct termp *, struct roff_node *);
1.62 schwarze 61:
1.29 schwarze 62: static void termp____post(DECL_ARGS);
1.120 schwarze 63: static void termp__t_post(DECL_ARGS);
1.29 schwarze 64: static void termp_bd_post(DECL_ARGS);
1.90 schwarze 65: static void termp_bk_post(DECL_ARGS);
1.29 schwarze 66: static void termp_bl_post(DECL_ARGS);
1.205 schwarze 67: static void termp_eo_post(DECL_ARGS);
1.143 schwarze 68: static void termp_fd_post(DECL_ARGS);
1.29 schwarze 69: static void termp_fo_post(DECL_ARGS);
70: static void termp_in_post(DECL_ARGS);
71: static void termp_it_post(DECL_ARGS);
72: static void termp_lb_post(DECL_ARGS);
1.94 schwarze 73: static void termp_nm_post(DECL_ARGS);
1.29 schwarze 74: static void termp_pf_post(DECL_ARGS);
1.107 schwarze 75: static void termp_quote_post(DECL_ARGS);
1.29 schwarze 76: static void termp_sh_post(DECL_ARGS);
77: static void termp_ss_post(DECL_ARGS);
1.238 schwarze 78: static void termp_xx_post(DECL_ARGS);
1.29 schwarze 79:
1.104 schwarze 80: static int termp__a_pre(DECL_ARGS);
1.120 schwarze 81: static int termp__t_pre(DECL_ARGS);
1.268 schwarze 82: static int termp_abort_pre(DECL_ARGS);
1.49 schwarze 83: static int termp_an_pre(DECL_ARGS);
1.29 schwarze 84: static int termp_ap_pre(DECL_ARGS);
85: static int termp_bd_pre(DECL_ARGS);
86: static int termp_bf_pre(DECL_ARGS);
1.90 schwarze 87: static int termp_bk_pre(DECL_ARGS);
1.73 schwarze 88: static int termp_bl_pre(DECL_ARGS);
1.54 schwarze 89: static int termp_bold_pre(DECL_ARGS);
1.29 schwarze 90: static int termp_cd_pre(DECL_ARGS);
91: static int termp_d1_pre(DECL_ARGS);
1.205 schwarze 92: static int termp_eo_pre(DECL_ARGS);
1.233 schwarze 93: static int termp_em_pre(DECL_ARGS);
1.222 schwarze 94: static int termp_er_pre(DECL_ARGS);
1.29 schwarze 95: static int termp_ex_pre(DECL_ARGS);
96: static int termp_fa_pre(DECL_ARGS);
1.107 schwarze 97: static int termp_fd_pre(DECL_ARGS);
1.29 schwarze 98: static int termp_fl_pre(DECL_ARGS);
99: static int termp_fn_pre(DECL_ARGS);
100: static int termp_fo_pre(DECL_ARGS);
101: static int termp_ft_pre(DECL_ARGS);
102: static int termp_in_pre(DECL_ARGS);
103: static int termp_it_pre(DECL_ARGS);
1.65 schwarze 104: static int termp_li_pre(DECL_ARGS);
1.29 schwarze 105: static int termp_lk_pre(DECL_ARGS);
106: static int termp_nd_pre(DECL_ARGS);
107: static int termp_nm_pre(DECL_ARGS);
108: static int termp_ns_pre(DECL_ARGS);
1.107 schwarze 109: static int termp_quote_pre(DECL_ARGS);
1.29 schwarze 110: static int termp_rs_pre(DECL_ARGS);
111: static int termp_sh_pre(DECL_ARGS);
1.193 schwarze 112: static int termp_skip_pre(DECL_ARGS);
1.29 schwarze 113: static int termp_sm_pre(DECL_ARGS);
1.254 schwarze 114: static int termp_pp_pre(DECL_ARGS);
1.29 schwarze 115: static int termp_ss_pre(DECL_ARGS);
1.233 schwarze 116: static int termp_sy_pre(DECL_ARGS);
1.219 schwarze 117: static int termp_tag_pre(DECL_ARGS);
1.54 schwarze 118: static int termp_under_pre(DECL_ARGS);
1.69 schwarze 119: static int termp_vt_pre(DECL_ARGS);
1.29 schwarze 120: static int termp_xr_pre(DECL_ARGS);
121: static int termp_xx_pre(DECL_ARGS);
1.1 kristaps 122:
1.267 schwarze 123: static const struct mdoc_term_act mdoc_term_acts[MDOC_MAX - MDOC_Dd] = {
1.1 kristaps 124: { NULL, NULL }, /* Dd */
125: { NULL, NULL }, /* Dt */
126: { NULL, NULL }, /* Os */
127: { termp_sh_pre, termp_sh_post }, /* Sh */
1.166 schwarze 128: { termp_ss_pre, termp_ss_post }, /* Ss */
1.254 schwarze 129: { termp_pp_pre, NULL }, /* Pp */
1.143 schwarze 130: { termp_d1_pre, termp_bl_post }, /* D1 */
131: { termp_d1_pre, termp_bl_post }, /* Dl */
1.1 kristaps 132: { termp_bd_pre, termp_bd_post }, /* Bd */
133: { NULL, NULL }, /* Ed */
1.73 schwarze 134: { termp_bl_pre, termp_bl_post }, /* Bl */
1.1 kristaps 135: { NULL, NULL }, /* El */
136: { termp_it_pre, termp_it_post }, /* It */
1.166 schwarze 137: { termp_under_pre, NULL }, /* Ad */
1.181 schwarze 138: { termp_an_pre, NULL }, /* An */
1.249 schwarze 139: { termp_ap_pre, NULL }, /* Ap */
1.54 schwarze 140: { termp_under_pre, NULL }, /* Ar */
1.1 kristaps 141: { termp_cd_pre, NULL }, /* Cd */
1.54 schwarze 142: { termp_bold_pre, NULL }, /* Cm */
1.224 schwarze 143: { termp_li_pre, NULL }, /* Dv */
1.222 schwarze 144: { termp_er_pre, NULL }, /* Er */
1.219 schwarze 145: { termp_tag_pre, NULL }, /* Ev */
1.1 kristaps 146: { termp_ex_pre, NULL }, /* Ex */
1.166 schwarze 147: { termp_fa_pre, NULL }, /* Fa */
148: { termp_fd_pre, termp_fd_post }, /* Fd */
1.1 kristaps 149: { termp_fl_pre, NULL }, /* Fl */
1.166 schwarze 150: { termp_fn_pre, NULL }, /* Fn */
151: { termp_ft_pre, NULL }, /* Ft */
152: { termp_bold_pre, NULL }, /* Ic */
153: { termp_in_pre, termp_in_post }, /* In */
1.65 schwarze 154: { termp_li_pre, NULL }, /* Li */
1.166 schwarze 155: { termp_nd_pre, NULL }, /* Nd */
156: { termp_nm_pre, termp_nm_post }, /* Nm */
1.107 schwarze 157: { termp_quote_pre, termp_quote_post }, /* Op */
1.268 schwarze 158: { termp_abort_pre, NULL }, /* Ot */
1.54 schwarze 159: { termp_under_pre, NULL }, /* Pa */
1.240 schwarze 160: { termp_ex_pre, NULL }, /* Rv */
1.166 schwarze 161: { NULL, NULL }, /* St */
1.54 schwarze 162: { termp_under_pre, NULL }, /* Va */
1.86 schwarze 163: { termp_vt_pre, NULL }, /* Vt */
1.1 kristaps 164: { termp_xr_pre, NULL }, /* Xr */
1.104 schwarze 165: { termp__a_pre, termp____post }, /* %A */
1.58 schwarze 166: { termp_under_pre, termp____post }, /* %B */
1.1 kristaps 167: { NULL, termp____post }, /* %D */
1.58 schwarze 168: { termp_under_pre, termp____post }, /* %I */
1.54 schwarze 169: { termp_under_pre, termp____post }, /* %J */
1.1 kristaps 170: { NULL, termp____post }, /* %N */
171: { NULL, termp____post }, /* %O */
172: { NULL, termp____post }, /* %P */
173: { NULL, termp____post }, /* %R */
1.120 schwarze 174: { termp__t_pre, termp__t_post }, /* %T */
1.1 kristaps 175: { NULL, termp____post }, /* %V */
176: { NULL, NULL }, /* Ac */
1.107 schwarze 177: { termp_quote_pre, termp_quote_post }, /* Ao */
178: { termp_quote_pre, termp_quote_post }, /* Aq */
1.32 schwarze 179: { NULL, NULL }, /* At */
1.1 kristaps 180: { NULL, NULL }, /* Bc */
1.166 schwarze 181: { termp_bf_pre, NULL }, /* Bf */
1.107 schwarze 182: { termp_quote_pre, termp_quote_post }, /* Bo */
183: { termp_quote_pre, termp_quote_post }, /* Bq */
1.238 schwarze 184: { termp_xx_pre, termp_xx_post }, /* Bsx */
1.239 schwarze 185: { NULL, NULL }, /* Bx */
1.193 schwarze 186: { termp_skip_pre, NULL }, /* Db */
1.1 kristaps 187: { NULL, NULL }, /* Dc */
1.107 schwarze 188: { termp_quote_pre, termp_quote_post }, /* Do */
189: { termp_quote_pre, termp_quote_post }, /* Dq */
1.73 schwarze 190: { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1 kristaps 191: { NULL, NULL }, /* Ef */
1.233 schwarze 192: { termp_em_pre, NULL }, /* Em */
1.205 schwarze 193: { termp_eo_pre, termp_eo_post }, /* Eo */
1.238 schwarze 194: { termp_xx_pre, termp_xx_post }, /* Fx */
1.98 schwarze 195: { termp_bold_pre, NULL }, /* Ms */
1.189 schwarze 196: { termp_li_pre, NULL }, /* No */
1.1 kristaps 197: { termp_ns_pre, NULL }, /* Ns */
1.238 schwarze 198: { termp_xx_pre, termp_xx_post }, /* Nx */
199: { termp_xx_pre, termp_xx_post }, /* Ox */
1.1 kristaps 200: { NULL, NULL }, /* Pc */
1.156 schwarze 201: { NULL, termp_pf_post }, /* Pf */
1.107 schwarze 202: { termp_quote_pre, termp_quote_post }, /* Po */
203: { termp_quote_pre, termp_quote_post }, /* Pq */
1.1 kristaps 204: { NULL, NULL }, /* Qc */
1.107 schwarze 205: { termp_quote_pre, termp_quote_post }, /* Ql */
206: { termp_quote_pre, termp_quote_post }, /* Qo */
207: { termp_quote_pre, termp_quote_post }, /* Qq */
1.1 kristaps 208: { NULL, NULL }, /* Re */
209: { termp_rs_pre, NULL }, /* Rs */
210: { NULL, NULL }, /* Sc */
1.107 schwarze 211: { termp_quote_pre, termp_quote_post }, /* So */
212: { termp_quote_pre, termp_quote_post }, /* Sq */
1.1 kristaps 213: { termp_sm_pre, NULL }, /* Sm */
1.54 schwarze 214: { termp_under_pre, NULL }, /* Sx */
1.233 schwarze 215: { termp_sy_pre, NULL }, /* Sy */
1.1 kristaps 216: { NULL, NULL }, /* Tn */
1.238 schwarze 217: { termp_xx_pre, termp_xx_post }, /* Ux */
1.1 kristaps 218: { NULL, NULL }, /* Xc */
219: { NULL, NULL }, /* Xo */
1.166 schwarze 220: { termp_fo_pre, termp_fo_post }, /* Fo */
221: { NULL, NULL }, /* Fc */
1.107 schwarze 222: { termp_quote_pre, termp_quote_post }, /* Oo */
1.1 kristaps 223: { NULL, NULL }, /* Oc */
1.90 schwarze 224: { termp_bk_pre, termp_bk_post }, /* Bk */
1.1 kristaps 225: { NULL, NULL }, /* Ek */
1.240 schwarze 226: { NULL, NULL }, /* Bt */
1.1 kristaps 227: { NULL, NULL }, /* Hf */
1.170 schwarze 228: { termp_under_pre, NULL }, /* Fr */
1.240 schwarze 229: { NULL, NULL }, /* Ud */
1.32 schwarze 230: { NULL, termp_lb_post }, /* Lb */
1.268 schwarze 231: { termp_abort_pre, NULL }, /* Lp */
1.166 schwarze 232: { termp_lk_pre, NULL }, /* Lk */
233: { termp_under_pre, NULL }, /* Mt */
234: { termp_quote_pre, termp_quote_post }, /* Brq */
235: { termp_quote_pre, termp_quote_post }, /* Bro */
236: { NULL, NULL }, /* Brc */
237: { NULL, termp____post }, /* %C */
1.193 schwarze 238: { termp_skip_pre, NULL }, /* Es */
1.170 schwarze 239: { termp_quote_pre, termp_quote_post }, /* En */
1.238 schwarze 240: { termp_xx_pre, termp_xx_post }, /* Dx */
1.166 schwarze 241: { NULL, termp____post }, /* %Q */
242: { NULL, termp____post }, /* %U */
243: { NULL, NULL }, /* Ta */
1.277 ! schwarze 244: { termp_skip_pre, NULL }, /* Tg */
1.1 kristaps 245: };
246:
1.275 schwarze 247: static int fn_prio = TAG_STRONG;
1.1 kristaps 248:
1.249 schwarze 249:
1.55 schwarze 250: void
1.270 schwarze 251: terminal_mdoc(void *arg, const struct roff_meta *mdoc)
1.1 kristaps 252: {
1.273 schwarze 253: struct roff_node *n, *nn;
1.61 schwarze 254: struct termp *p;
1.241 schwarze 255: size_t save_defindent;
1.61 schwarze 256:
257: p = (struct termp *)arg;
1.261 schwarze 258: p->tcol->rmargin = p->maxrmargin = p->defrmargin;
1.255 schwarze 259: term_tab_set(p, NULL);
260: term_tab_set(p, "T");
261: term_tab_set(p, ".5i");
1.55 schwarze 262:
1.218 schwarze 263: n = mdoc->first->child;
1.180 schwarze 264: if (p->synopsisonly) {
1.273 schwarze 265: for (nn = NULL; n != NULL; n = n->next) {
266: if (n->tok != MDOC_Sh)
267: continue;
268: if (n->sec == SEC_SYNOPSIS)
1.180 schwarze 269: break;
1.273 schwarze 270: if (nn == NULL && n->sec == SEC_NAME)
271: nn = n;
1.180 schwarze 272: }
1.273 schwarze 273: if (n == NULL)
274: n = nn;
275: p->flags |= TERMP_NOSPACE;
276: if (n != NULL && (n = n->child->next->child) != NULL)
277: print_mdoc_nodelist(p, NULL, mdoc, n);
278: term_newln(p);
1.180 schwarze 279: } else {
1.241 schwarze 280: save_defindent = p->defindent;
1.180 schwarze 281: if (p->defindent == 0)
282: p->defindent = 5;
1.270 schwarze 283: term_begin(p, print_mdoc_head, print_mdoc_foot, mdoc);
1.266 schwarze 284: while (n != NULL &&
285: (n->type == ROFFT_COMMENT ||
286: n->flags & NODE_NOPRT))
1.236 schwarze 287: n = n->next;
1.180 schwarze 288: if (n != NULL) {
289: if (n->tok != MDOC_Sh)
290: term_vspace(p);
1.270 schwarze 291: print_mdoc_nodelist(p, NULL, mdoc, n);
1.180 schwarze 292: }
293: term_end(p);
1.241 schwarze 294: p->defindent = save_defindent;
1.173 schwarze 295: }
1.1 kristaps 296: }
297:
298: static void
1.65 schwarze 299: print_mdoc_nodelist(DECL_ARGS)
1.1 kristaps 300: {
301:
1.203 schwarze 302: while (n != NULL) {
303: print_mdoc_node(p, pair, meta, n);
304: n = n->next;
305: }
1.1 kristaps 306: }
307:
308: static void
1.65 schwarze 309: print_mdoc_node(DECL_ARGS)
1.1 kristaps 310: {
1.267 schwarze 311: const struct mdoc_term_act *act;
1.1 kristaps 312: struct termpair npair;
1.28 schwarze 313: size_t offset, rmargin;
1.267 schwarze 314: int chld;
1.1 kristaps 315:
1.271 schwarze 316: /*
317: * In no-fill mode, break the output line at the beginning
318: * of new input lines except after \c, and nowhere else.
319: */
320:
321: if (n->flags & NODE_NOFILL) {
322: if (n->flags & NODE_LINE &&
323: (p->flags & TERMP_NONEWLINE) == 0)
324: term_newln(p);
325: p->flags |= TERMP_BRNEVER;
326: } else
327: p->flags &= ~TERMP_BRNEVER;
328:
1.266 schwarze 329: if (n->type == ROFFT_COMMENT || n->flags & NODE_NOPRT)
1.236 schwarze 330: return;
331:
1.54 schwarze 332: chld = 1;
1.261 schwarze 333: offset = p->tcol->offset;
334: rmargin = p->tcol->rmargin;
1.237 schwarze 335: n->flags &= ~NODE_ENDED;
1.204 schwarze 336: n->prev_font = p->fonti;
1.1 kristaps 337:
1.63 schwarze 338: memset(&npair, 0, sizeof(struct termpair));
1.1 kristaps 339: npair.ppair = pair;
1.65 schwarze 340:
1.277 ! schwarze 341: if (n->flags & NODE_ID)
! 342: tag_put(n->string == NULL ? n->child->string : n->string,
! 343: TAG_MANUAL, p->line);
! 344:
1.95 schwarze 345: /*
346: * Keeps only work until the end of a line. If a keep was
347: * invoked in a prior line, revert it to PREKEEP.
348: */
349:
1.237 schwarze 350: if (p->flags & TERMP_KEEP && n->flags & NODE_LINE) {
1.206 schwarze 351: p->flags &= ~TERMP_KEEP;
352: p->flags |= TERMP_PREKEEP;
1.95 schwarze 353: }
1.116 schwarze 354:
355: /*
1.128 schwarze 356: * After the keep flags have been set up, we may now
357: * produce output. Note that some pre-handlers do so.
358: */
359:
1.272 schwarze 360: act = NULL;
1.128 schwarze 361: switch (n->type) {
1.213 schwarze 362: case ROFFT_TEXT:
1.271 schwarze 363: if (n->flags & NODE_LINE) {
364: switch (*n->string) {
365: case '\0':
366: if (p->flags & TERMP_NONEWLINE)
367: term_newln(p);
368: else
369: term_vspace(p);
370: return;
371: case ' ':
372: if ((p->flags & TERMP_NONEWLINE) == 0)
373: term_newln(p);
374: break;
375: default:
376: break;
377: }
378: }
1.237 schwarze 379: if (NODE_DELIMC & n->flags)
1.132 schwarze 380: p->flags |= TERMP_NOSPACE;
1.128 schwarze 381: term_word(p, n->string);
1.237 schwarze 382: if (NODE_DELIMO & n->flags)
1.132 schwarze 383: p->flags |= TERMP_NOSPACE;
1.128 schwarze 384: break;
1.213 schwarze 385: case ROFFT_EQN:
1.237 schwarze 386: if ( ! (n->flags & NODE_LINE))
1.183 schwarze 387: p->flags |= TERMP_NOSPACE;
1.135 schwarze 388: term_eqn(p, n->eqn);
1.237 schwarze 389: if (n->next != NULL && ! (n->next->flags & NODE_LINE))
1.184 schwarze 390: p->flags |= TERMP_NOSPACE;
1.131 schwarze 391: break;
1.213 schwarze 392: case ROFFT_TBL:
1.212 schwarze 393: if (p->tbl.cols == NULL)
394: term_newln(p);
1.128 schwarze 395: term_tbl(p, n->span);
396: break;
397: default:
1.250 schwarze 398: if (n->tok < ROFF_MAX) {
1.251 schwarze 399: roff_term_pre(p, n);
1.253 schwarze 400: return;
1.250 schwarze 401: }
402: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.267 schwarze 403: act = mdoc_term_acts + (n->tok - MDOC_Dd);
404: if (act->pre != NULL &&
1.230 schwarze 405: (n->end == ENDBODY_NOT || n->child != NULL))
1.267 schwarze 406: chld = (*act->pre)(p, &npair, meta, n);
1.128 schwarze 407: break;
408: }
1.95 schwarze 409:
1.60 schwarze 410: if (chld && n->child)
1.147 schwarze 411: print_mdoc_nodelist(p, &npair, meta, n->child);
1.1 kristaps 412:
1.146 schwarze 413: term_fontpopq(p,
1.209 schwarze 414: (ENDBODY_NOT == n->end ? n : n->body)->prev_font);
1.1 kristaps 415:
1.122 schwarze 416: switch (n->type) {
1.213 schwarze 417: case ROFFT_TEXT:
1.122 schwarze 418: break;
1.213 schwarze 419: case ROFFT_TBL:
1.131 schwarze 420: break;
1.213 schwarze 421: case ROFFT_EQN:
1.122 schwarze 422: break;
423: default:
1.267 schwarze 424: if (act->post == NULL || n->flags & NODE_ENDED)
1.122 schwarze 425: break;
1.267 schwarze 426: (void)(*act->post)(p, &npair, meta, n);
1.93 schwarze 427:
428: /*
429: * Explicit end tokens not only call the post
430: * handler, but also tell the respective block
431: * that it must not call the post handler again.
432: */
1.95 schwarze 433: if (ENDBODY_NOT != n->end)
1.237 schwarze 434: n->body->flags |= NODE_ENDED;
1.122 schwarze 435: break;
1.93 schwarze 436: }
1.28 schwarze 437:
1.237 schwarze 438: if (NODE_EOS & n->flags)
1.78 schwarze 439: p->flags |= TERMP_SENTENCE;
440:
1.258 schwarze 441: if (n->type != ROFFT_TEXT)
1.261 schwarze 442: p->tcol->offset = offset;
443: p->tcol->rmargin = rmargin;
1.1 kristaps 444: }
445:
446: static void
1.215 schwarze 447: print_mdoc_foot(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 448: {
1.191 schwarze 449: size_t sz;
1.87 schwarze 450:
1.65 schwarze 451: term_fontrepl(p, TERMFONT_NONE);
452:
1.166 schwarze 453: /*
1.7 schwarze 454: * Output the footer in new-groff style, that is, three columns
455: * with the middle being the manual date and flanking columns
456: * being the operating system:
457: *
458: * SYSTEM DATE SYSTEM
459: */
460:
1.1 kristaps 461: term_vspace(p);
462:
1.261 schwarze 463: p->tcol->offset = 0;
1.191 schwarze 464: sz = term_strlen(p, meta->date);
1.261 schwarze 465: p->tcol->rmargin = p->maxrmargin > sz ?
1.191 schwarze 466: (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
1.152 schwarze 467: p->trailspace = 1;
1.1 kristaps 468: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
469:
1.147 schwarze 470: term_word(p, meta->os);
1.1 kristaps 471: term_flushln(p);
472:
1.261 schwarze 473: p->tcol->offset = p->tcol->rmargin;
1.191 schwarze 474: sz = term_strlen(p, meta->os);
1.261 schwarze 475: p->tcol->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
1.136 schwarze 476: p->flags |= TERMP_NOSPACE;
1.7 schwarze 477:
1.147 schwarze 478: term_word(p, meta->date);
1.7 schwarze 479: term_flushln(p);
480:
1.261 schwarze 481: p->tcol->offset = p->tcol->rmargin;
482: p->tcol->rmargin = p->maxrmargin;
1.152 schwarze 483: p->trailspace = 0;
1.1 kristaps 484: p->flags &= ~TERMP_NOBREAK;
1.136 schwarze 485: p->flags |= TERMP_NOSPACE;
1.1 kristaps 486:
1.147 schwarze 487: term_word(p, meta->os);
1.1 kristaps 488: term_flushln(p);
1.7 schwarze 489:
1.261 schwarze 490: p->tcol->offset = 0;
491: p->tcol->rmargin = p->maxrmargin;
1.7 schwarze 492: p->flags = 0;
1.1 kristaps 493: }
494:
495: static void
1.215 schwarze 496: print_mdoc_head(struct termp *p, const struct roff_meta *meta)
1.1 kristaps 497: {
1.169 schwarze 498: char *volume, *title;
499: size_t vollen, titlen;
1.1 kristaps 500:
501: /*
502: * The header is strange. It has three components, which are
503: * really two with the first duplicated. It goes like this:
504: *
505: * IDENTIFIER TITLE IDENTIFIER
506: *
507: * The IDENTIFIER is NAME(SECTION), which is the command-name
508: * (if given, or "unknown" if not) followed by the manual page
509: * section. These are given in `Dt'. The TITLE is a free-form
510: * string depending on the manual volume. If not specified, it
511: * switches on the manual section.
512: */
1.137 schwarze 513:
1.147 schwarze 514: assert(meta->vol);
1.169 schwarze 515: if (NULL == meta->arch)
516: volume = mandoc_strdup(meta->vol);
517: else
518: mandoc_asprintf(&volume, "%s (%s)",
519: meta->vol, meta->arch);
520: vollen = term_strlen(p, volume);
1.1 kristaps 521:
1.177 schwarze 522: if (NULL == meta->msec)
523: title = mandoc_strdup(meta->title);
524: else
525: mandoc_asprintf(&title, "%s(%s)",
526: meta->title, meta->msec);
1.137 schwarze 527: titlen = term_strlen(p, title);
1.1 kristaps 528:
1.137 schwarze 529: p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.152 schwarze 530: p->trailspace = 1;
1.261 schwarze 531: p->tcol->offset = 0;
532: p->tcol->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
1.169 schwarze 533: (p->maxrmargin - vollen + term_len(p, 1)) / 2 :
1.191 schwarze 534: vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
1.1 kristaps 535:
536: term_word(p, title);
537: term_flushln(p);
538:
1.137 schwarze 539: p->flags |= TERMP_NOSPACE;
1.261 schwarze 540: p->tcol->offset = p->tcol->rmargin;
541: p->tcol->rmargin = p->tcol->offset + vollen + titlen <
542: p->maxrmargin ? p->maxrmargin - titlen : p->maxrmargin;
1.1 kristaps 543:
1.169 schwarze 544: term_word(p, volume);
1.1 kristaps 545: term_flushln(p);
546:
547: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 548: p->trailspace = 0;
1.261 schwarze 549: if (p->tcol->rmargin + titlen <= p->maxrmargin) {
1.137 schwarze 550: p->flags |= TERMP_NOSPACE;
1.261 schwarze 551: p->tcol->offset = p->tcol->rmargin;
552: p->tcol->rmargin = p->maxrmargin;
1.137 schwarze 553: term_word(p, title);
554: term_flushln(p);
555: }
1.1 kristaps 556:
1.137 schwarze 557: p->flags &= ~TERMP_NOSPACE;
1.261 schwarze 558: p->tcol->offset = 0;
559: p->tcol->rmargin = p->maxrmargin;
1.168 schwarze 560: free(title);
1.169 schwarze 561: free(volume);
1.1 kristaps 562: }
563:
1.201 schwarze 564: static int
1.89 schwarze 565: a2width(const struct termp *p, const char *v)
1.61 schwarze 566: {
567: struct roffsu su;
1.262 schwarze 568: const char *end;
1.1 kristaps 569:
1.262 schwarze 570: end = a2roffsu(v, &su, SCALE_MAX);
571: if (end == NULL || *end != '\0') {
1.89 schwarze 572: SCALE_HS_INIT(&su, term_strlen(p, v));
1.182 schwarze 573: su.scale /= term_strlen(p, "0");
1.201 schwarze 574: }
1.263 schwarze 575: return term_hen(p, &su);
1.1 kristaps 576: }
577:
1.68 schwarze 578: /*
579: * Determine how much space to print out before block elements of `It'
580: * (and thus `Bl') and `Bd'. And then go ahead and print that space,
581: * too.
582: */
1.45 schwarze 583: static void
1.276 schwarze 584: print_bvspace(struct termp *p, struct roff_node *bl, struct roff_node *n)
1.1 kristaps 585: {
1.276 schwarze 586: struct roff_node *nn;
1.1 kristaps 587:
588: term_newln(p);
1.88 schwarze 589:
1.276 schwarze 590: if ((bl->tok == MDOC_Bd && bl->norm->Bd.comp) ||
591: (bl->tok == MDOC_Bl && bl->norm->Bl.comp))
1.45 schwarze 592: return;
593:
1.60 schwarze 594: /* Do not vspace directly after Ss/Sh. */
1.1 kristaps 595:
1.188 schwarze 596: nn = n;
1.276 schwarze 597: while (roff_node_prev(nn) == NULL) {
1.188 schwarze 598: do {
599: nn = nn->parent;
1.213 schwarze 600: if (nn->type == ROFFT_ROOT)
1.188 schwarze 601: return;
1.213 schwarze 602: } while (nn->type != ROFFT_BLOCK);
1.188 schwarze 603: if (nn->tok == MDOC_Sh || nn->tok == MDOC_Ss)
1.45 schwarze 604: return;
1.188 schwarze 605: if (nn->tok == MDOC_It &&
606: nn->parent->parent->norm->Bl.type != LIST_item)
607: break;
1.1 kristaps 608: }
609:
1.276 schwarze 610: /*
611: * No vertical space after:
612: * items in .Bl -column
613: * items without a body in .Bl -diag
614: */
1.45 schwarze 615:
1.276 schwarze 616: if (bl->tok != MDOC_Bl ||
617: n->prev == NULL || n->prev->tok != MDOC_It ||
618: (bl->norm->Bl.type != LIST_column &&
619: (bl->norm->Bl.type != LIST_diag ||
620: n->prev->body->child != NULL)))
621: term_vspace(p);
1.162 schwarze 622: }
623:
1.1 kristaps 624:
625: static int
626: termp_it_pre(DECL_ARGS)
627: {
1.244 schwarze 628: struct roffsu su;
1.201 schwarze 629: char buf[24];
1.214 schwarze 630: const struct roff_node *bl, *nn;
1.201 schwarze 631: size_t ncols, dcol;
632: int i, offset, width;
1.82 schwarze 633: enum mdoc_list type;
1.1 kristaps 634:
1.213 schwarze 635: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 636: print_bvspace(p, n->parent->parent, n);
1.227 schwarze 637: return 1;
1.45 schwarze 638: }
1.1 kristaps 639:
1.60 schwarze 640: bl = n->parent->parent->parent;
1.121 schwarze 641: type = bl->norm->Bl.type;
1.1 kristaps 642:
1.166 schwarze 643: /*
1.201 schwarze 644: * Defaults for specific list types.
645: */
646:
647: switch (type) {
648: case LIST_bullet:
649: case LIST_dash:
650: case LIST_hyphen:
651: case LIST_enum:
652: width = term_len(p, 2);
653: break;
654: case LIST_hang:
1.231 schwarze 655: case LIST_tag:
1.201 schwarze 656: width = term_len(p, 8);
657: break;
658: case LIST_column:
659: width = term_len(p, 10);
660: break;
661: default:
662: width = 0;
663: break;
664: }
665: offset = 0;
666:
667: /*
1.68 schwarze 668: * First calculate width and offset. This is pretty easy unless
669: * we're a -column list, in which case all prior columns must
670: * be accounted for.
671: */
672:
1.201 schwarze 673: if (bl->norm->Bl.offs != NULL) {
1.187 schwarze 674: offset = a2width(p, bl->norm->Bl.offs);
1.261 schwarze 675: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
676: offset = -p->tcol->offset;
1.201 schwarze 677: else if (offset > SHRT_MAX)
678: offset = 0;
679: }
1.66 schwarze 680:
1.1 kristaps 681: switch (type) {
1.166 schwarze 682: case LIST_column:
1.213 schwarze 683: if (n->type == ROFFT_HEAD)
1.1 kristaps 684: break;
1.88 schwarze 685:
1.66 schwarze 686: /*
1.68 schwarze 687: * Imitate groff's column handling:
688: * - For each earlier column, add its width.
689: * - For less than 5 columns, add four more blanks per
690: * column.
691: * - For exactly 5 columns, add three more blank per
692: * column.
693: * - For more than 5 columns, add only one column.
1.66 schwarze 694: */
1.121 schwarze 695: ncols = bl->norm->Bl.ncols;
1.166 schwarze 696: dcol = ncols < 5 ? term_len(p, 4) :
697: ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.68 schwarze 698:
1.85 schwarze 699: /*
1.213 schwarze 700: * Calculate the offset by applying all prior ROFFT_BODY,
701: * so we stop at the ROFFT_HEAD (nn->prev == NULL).
1.85 schwarze 702: */
703:
1.166 schwarze 704: for (i = 0, nn = n->prev;
705: nn->prev && i < (int)ncols;
1.244 schwarze 706: nn = nn->prev, i++) {
707: SCALE_HS_INIT(&su,
708: term_strlen(p, bl->norm->Bl.cols[i]));
709: su.scale /= term_strlen(p, "0");
1.263 schwarze 710: offset += term_hen(p, &su) + dcol;
1.244 schwarze 711: }
1.66 schwarze 712:
713: /*
1.68 schwarze 714: * When exceeding the declared number of columns, leave
715: * the remaining widths at 0. This will later be
716: * adjusted to the default width of 10, or, for the last
717: * column, stretched to the right margin.
1.46 schwarze 718: */
1.68 schwarze 719: if (i >= (int)ncols)
720: break;
1.46 schwarze 721:
1.66 schwarze 722: /*
1.68 schwarze 723: * Use the declared column widths, extended as explained
724: * in the preceding paragraph.
1.66 schwarze 725: */
1.244 schwarze 726: SCALE_HS_INIT(&su, term_strlen(p, bl->norm->Bl.cols[i]));
727: su.scale /= term_strlen(p, "0");
1.263 schwarze 728: width = term_hen(p, &su) + dcol;
1.1 kristaps 729: break;
730: default:
1.121 schwarze 731: if (NULL == bl->norm->Bl.width)
1.68 schwarze 732: break;
733:
1.166 schwarze 734: /*
1.68 schwarze 735: * Note: buffer the width by 2, which is groff's magic
736: * number for buffering single arguments. See the above
737: * handling for column for how this changes.
738: */
1.121 schwarze 739: width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.261 schwarze 740: if (width < 0 && (size_t)(-width) > p->tcol->offset)
741: width = -p->tcol->offset;
1.201 schwarze 742: else if (width > SHRT_MAX)
743: width = 0;
1.1 kristaps 744: break;
745: }
746:
1.166 schwarze 747: /*
1.16 schwarze 748: * Whitespace control. Inset bodies need an initial space,
749: * while diagonal bodies need two.
1.1 kristaps 750: */
751:
1.42 schwarze 752: p->flags |= TERMP_NOSPACE;
753:
1.1 kristaps 754: switch (type) {
1.166 schwarze 755: case LIST_diag:
1.213 schwarze 756: if (n->type == ROFFT_BODY)
1.48 schwarze 757: term_word(p, "\\ \\ ");
1.42 schwarze 758: break;
1.166 schwarze 759: case LIST_inset:
1.230 schwarze 760: if (n->type == ROFFT_BODY && n->parent->head->child != NULL)
1.42 schwarze 761: term_word(p, "\\ ");
1.1 kristaps 762: break;
763: default:
764: break;
765: }
766:
1.42 schwarze 767: p->flags |= TERMP_NOSPACE;
768:
1.1 kristaps 769: switch (type) {
1.166 schwarze 770: case LIST_diag:
1.213 schwarze 771: if (n->type == ROFFT_HEAD)
1.65 schwarze 772: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 773: break;
774: default:
775: break;
776: }
777:
778: /*
1.68 schwarze 779: * Pad and break control. This is the tricky part. These flags
780: * are documented in term_flushln() in term.c. Note that we're
781: * going to unset all of these flags in termp_it_post() when we
782: * exit.
1.1 kristaps 783: */
784:
785: switch (type) {
1.166 schwarze 786: case LIST_enum:
1.228 schwarze 787: case LIST_bullet:
788: case LIST_dash:
789: case LIST_hyphen:
1.259 schwarze 790: if (n->type == ROFFT_HEAD) {
791: p->flags |= TERMP_NOBREAK | TERMP_HANG;
792: p->trailspace = 1;
793: } else if (width <= (int)term_len(p, 2))
794: p->flags |= TERMP_NOPAD;
1.33 schwarze 795: break;
1.166 schwarze 796: case LIST_hang:
1.213 schwarze 797: if (n->type != ROFFT_HEAD)
1.47 schwarze 798: break;
1.165 schwarze 799: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.152 schwarze 800: p->trailspace = 1;
1.33 schwarze 801: break;
1.166 schwarze 802: case LIST_tag:
1.213 schwarze 803: if (n->type != ROFFT_HEAD)
1.33 schwarze 804: break;
1.152 schwarze 805:
1.225 schwarze 806: p->flags |= TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND;
1.152 schwarze 807: p->trailspace = 2;
808:
1.60 schwarze 809: if (NULL == n->next || NULL == n->next->child)
1.259 schwarze 810: p->flags |= TERMP_HANG;
1.1 kristaps 811: break;
1.166 schwarze 812: case LIST_column:
1.213 schwarze 813: if (n->type == ROFFT_HEAD)
1.85 schwarze 814: break;
815:
1.152 schwarze 816: if (NULL == n->next) {
1.85 schwarze 817: p->flags &= ~TERMP_NOBREAK;
1.152 schwarze 818: p->trailspace = 0;
819: } else {
1.85 schwarze 820: p->flags |= TERMP_NOBREAK;
1.152 schwarze 821: p->trailspace = 1;
822: }
1.85 schwarze 823:
1.1 kristaps 824: break;
1.166 schwarze 825: case LIST_diag:
1.213 schwarze 826: if (n->type != ROFFT_HEAD)
1.152 schwarze 827: break;
1.165 schwarze 828: p->flags |= TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 829: p->trailspace = 1;
1.1 kristaps 830: break;
831: default:
832: break;
833: }
834:
1.166 schwarze 835: /*
1.1 kristaps 836: * Margin control. Set-head-width lists have their right
837: * margins shortened. The body for these lists has the offset
838: * necessarily lengthened. Everybody gets the offset.
839: */
840:
1.261 schwarze 841: p->tcol->offset += offset;
1.1 kristaps 842:
843: switch (type) {
1.166 schwarze 844: case LIST_bullet:
845: case LIST_dash:
846: case LIST_enum:
847: case LIST_hyphen:
1.259 schwarze 848: case LIST_hang:
1.166 schwarze 849: case LIST_tag:
1.213 schwarze 850: if (n->type == ROFFT_HEAD)
1.261 schwarze 851: p->tcol->rmargin = p->tcol->offset + width;
1.191 schwarze 852: else
1.261 schwarze 853: p->tcol->offset += width;
1.1 kristaps 854: break;
1.166 schwarze 855: case LIST_column:
1.41 schwarze 856: assert(width);
1.261 schwarze 857: p->tcol->rmargin = p->tcol->offset + width;
1.166 schwarze 858: /*
1.43 schwarze 859: * XXX - this behaviour is not documented: the
860: * right-most column is filled to the right margin.
861: */
1.213 schwarze 862: if (n->type == ROFFT_HEAD)
1.85 schwarze 863: break;
1.261 schwarze 864: if (n->next == NULL && p->tcol->rmargin < p->maxrmargin)
865: p->tcol->rmargin = p->maxrmargin;
1.1 kristaps 866: break;
867: default:
868: break;
869: }
870:
1.166 schwarze 871: /*
1.1 kristaps 872: * The dash, hyphen, bullet and enum lists all have a special
1.166 schwarze 873: * HEAD character (temporarily bold, in some cases).
1.1 kristaps 874: */
875:
1.213 schwarze 876: if (n->type == ROFFT_HEAD)
1.1 kristaps 877: switch (type) {
1.166 schwarze 878: case LIST_bullet:
1.65 schwarze 879: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 880: term_word(p, "\\[bu]");
1.65 schwarze 881: term_fontpop(p);
1.1 kristaps 882: break;
1.166 schwarze 883: case LIST_dash:
884: case LIST_hyphen:
1.65 schwarze 885: term_fontpush(p, TERMFONT_BOLD);
1.229 schwarze 886: term_word(p, "-");
1.65 schwarze 887: term_fontpop(p);
1.1 kristaps 888: break;
1.166 schwarze 889: case LIST_enum:
1.1 kristaps 890: (pair->ppair->ppair->count)++;
1.167 schwarze 891: (void)snprintf(buf, sizeof(buf), "%d.",
1.166 schwarze 892: pair->ppair->ppair->count);
1.1 kristaps 893: term_word(p, buf);
894: break;
895: default:
896: break;
897: }
1.12 schwarze 898:
1.166 schwarze 899: /*
1.1 kristaps 900: * If we're not going to process our children, indicate so here.
901: */
902:
903: switch (type) {
1.166 schwarze 904: case LIST_bullet:
905: case LIST_item:
906: case LIST_dash:
907: case LIST_hyphen:
908: case LIST_enum:
1.213 schwarze 909: if (n->type == ROFFT_HEAD)
1.227 schwarze 910: return 0;
1.1 kristaps 911: break;
1.166 schwarze 912: case LIST_column:
1.213 schwarze 913: if (n->type == ROFFT_HEAD)
1.227 schwarze 914: return 0;
1.259 schwarze 915: p->minbl = 0;
1.1 kristaps 916: break;
917: default:
918: break;
919: }
920:
1.227 schwarze 921: return 1;
1.1 kristaps 922: }
923:
924: static void
925: termp_it_post(DECL_ARGS)
926: {
1.82 schwarze 927: enum mdoc_list type;
1.1 kristaps 928:
1.213 schwarze 929: if (n->type == ROFFT_BLOCK)
1.1 kristaps 930: return;
931:
1.121 schwarze 932: type = n->parent->parent->parent->norm->Bl.type;
1.1 kristaps 933:
934: switch (type) {
1.166 schwarze 935: case LIST_item:
936: case LIST_diag:
937: case LIST_inset:
1.213 schwarze 938: if (n->type == ROFFT_BODY)
1.74 schwarze 939: term_newln(p);
1.1 kristaps 940: break;
1.166 schwarze 941: case LIST_column:
1.213 schwarze 942: if (n->type == ROFFT_BODY)
1.1 kristaps 943: term_flushln(p);
944: break;
945: default:
1.74 schwarze 946: term_newln(p);
1.1 kristaps 947: break;
948: }
949:
1.166 schwarze 950: /*
1.68 schwarze 951: * Now that our output is flushed, we can reset our tags. Since
952: * only `It' sets these flags, we're free to assume that nobody
953: * has munged them in the meanwhile.
954: */
955:
1.259 schwarze 956: p->flags &= ~(TERMP_NOBREAK | TERMP_BRTRSP | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 957: p->trailspace = 0;
1.1 kristaps 958: }
959:
960: static int
961: termp_nm_pre(DECL_ARGS)
962: {
1.195 schwarze 963: const char *cp;
1.1 kristaps 964:
1.213 schwarze 965: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 966: p->flags |= TERMP_PREKEEP;
1.227 schwarze 967: return 1;
1.155 schwarze 968: }
1.94 schwarze 969:
1.213 schwarze 970: if (n->type == ROFFT_BODY) {
1.261 schwarze 971: if (n->child == NULL)
1.227 schwarze 972: return 0;
1.136 schwarze 973: p->flags |= TERMP_NOSPACE;
1.195 schwarze 974: cp = NULL;
975: if (n->prev->child != NULL)
976: cp = n->prev->child->string;
977: if (cp == NULL)
978: cp = meta->name;
979: if (cp == NULL)
1.261 schwarze 980: p->tcol->offset += term_len(p, 6);
1.195 schwarze 981: else
1.261 schwarze 982: p->tcol->offset += term_len(p, 1) +
983: term_strlen(p, cp);
1.227 schwarze 984: return 1;
1.94 schwarze 985: }
986:
1.242 schwarze 987: if (n->child == NULL)
1.227 schwarze 988: return 0;
1.81 schwarze 989:
1.213 schwarze 990: if (n->type == ROFFT_HEAD)
1.97 schwarze 991: synopsis_pre(p, n->parent);
1.65 schwarze 992:
1.213 schwarze 993: if (n->type == ROFFT_HEAD &&
1.261 schwarze 994: n->next != NULL && n->next->child != NULL) {
1.165 schwarze 995: p->flags |= TERMP_NOSPACE | TERMP_NOBREAK | TERMP_BRIND;
1.152 schwarze 996: p->trailspace = 1;
1.261 schwarze 997: p->tcol->rmargin = p->tcol->offset + term_len(p, 1);
998: if (n->child == NULL)
999: p->tcol->rmargin += term_strlen(p, meta->name);
1000: else if (n->child->type == ROFFT_TEXT) {
1001: p->tcol->rmargin += term_strlen(p, n->child->string);
1002: if (n->child->next != NULL)
1.105 schwarze 1003: p->flags |= TERMP_HANG;
1004: } else {
1.261 schwarze 1005: p->tcol->rmargin += term_len(p, 5);
1.105 schwarze 1006: p->flags |= TERMP_HANG;
1007: }
1.94 schwarze 1008: }
1009:
1.65 schwarze 1010: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1011: return 1;
1.1 kristaps 1012: }
1013:
1.94 schwarze 1014: static void
1015: termp_nm_post(DECL_ARGS)
1016: {
1017:
1.213 schwarze 1018: if (n->type == ROFFT_BLOCK) {
1.155 schwarze 1019: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.213 schwarze 1020: } else if (n->type == ROFFT_HEAD &&
1.178 schwarze 1021: NULL != n->next && NULL != n->next->child) {
1.94 schwarze 1022: term_flushln(p);
1.165 schwarze 1023: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.152 schwarze 1024: p->trailspace = 0;
1.213 schwarze 1025: } else if (n->type == ROFFT_BODY && n->child != NULL)
1.94 schwarze 1026: term_flushln(p);
1027: }
1028:
1.1 kristaps 1029: static int
1030: termp_fl_pre(DECL_ARGS)
1031: {
1.276 schwarze 1032: struct roff_node *nn;
1.1 kristaps 1033:
1.219 schwarze 1034: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1035: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1036: term_word(p, "\\-");
1.67 schwarze 1037:
1.276 schwarze 1038: if (n->child != NULL ||
1039: ((nn = roff_node_next(n)) != NULL &&
1040: nn->type != ROFFT_TEXT &&
1041: (nn->flags & NODE_LINE) == 0))
1.73 schwarze 1042: p->flags |= TERMP_NOSPACE;
1.67 schwarze 1043:
1.227 schwarze 1044: return 1;
1.49 schwarze 1045: }
1046:
1047: static int
1.104 schwarze 1048: termp__a_pre(DECL_ARGS)
1049: {
1.276 schwarze 1050: struct roff_node *nn;
1.104 schwarze 1051:
1.276 schwarze 1052: if ((nn = roff_node_prev(n)) != NULL && nn->tok == MDOC__A &&
1053: ((nn = roff_node_next(n)) == NULL || nn->tok != MDOC__A))
1054: term_word(p, "and");
1.104 schwarze 1055:
1.227 schwarze 1056: return 1;
1.104 schwarze 1057: }
1058:
1059: static int
1.49 schwarze 1060: termp_an_pre(DECL_ARGS)
1061: {
1062:
1.181 schwarze 1063: if (n->norm->An.auth == AUTH_split) {
1064: p->flags &= ~TERMP_NOSPLIT;
1065: p->flags |= TERMP_SPLIT;
1.227 schwarze 1066: return 0;
1.181 schwarze 1067: }
1068: if (n->norm->An.auth == AUTH_nosplit) {
1069: p->flags &= ~TERMP_SPLIT;
1070: p->flags |= TERMP_NOSPLIT;
1.227 schwarze 1071: return 0;
1.181 schwarze 1072: }
1.166 schwarze 1073:
1.181 schwarze 1074: if (p->flags & TERMP_SPLIT)
1.49 schwarze 1075: term_newln(p);
1076:
1.181 schwarze 1077: if (n->sec == SEC_AUTHORS && ! (p->flags & TERMP_NOSPLIT))
1078: p->flags |= TERMP_SPLIT;
1.49 schwarze 1079:
1.227 schwarze 1080: return 1;
1.1 kristaps 1081: }
1082:
1083: static int
1084: termp_ns_pre(DECL_ARGS)
1085: {
1086:
1.237 schwarze 1087: if ( ! (NODE_LINE & n->flags))
1.127 schwarze 1088: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1089: return 1;
1.1 kristaps 1090: }
1091:
1092: static int
1093: termp_rs_pre(DECL_ARGS)
1094: {
1.60 schwarze 1095: if (SEC_SEE_ALSO != n->sec)
1.227 schwarze 1096: return 1;
1.276 schwarze 1097: if (n->type == ROFFT_BLOCK && roff_node_prev(n) != NULL)
1.1 kristaps 1098: term_vspace(p);
1.227 schwarze 1099: return 1;
1.1 kristaps 1100: }
1101:
1102: static int
1103: termp_ex_pre(DECL_ARGS)
1104: {
1.132 schwarze 1105: term_newln(p);
1.240 schwarze 1106: return 1;
1.1 kristaps 1107: }
1108:
1109: static int
1110: termp_nd_pre(DECL_ARGS)
1111: {
1.25 schwarze 1112:
1.213 schwarze 1113: if (n->type == ROFFT_BODY)
1.196 schwarze 1114: term_word(p, "\\(en");
1.227 schwarze 1115: return 1;
1.1 kristaps 1116: }
1117:
1.73 schwarze 1118: static int
1119: termp_bl_pre(DECL_ARGS)
1120: {
1121:
1.227 schwarze 1122: return n->type != ROFFT_HEAD;
1.73 schwarze 1123: }
1124:
1.1 kristaps 1125: static void
1126: termp_bl_post(DECL_ARGS)
1127: {
1128:
1.255 schwarze 1129: if (n->type != ROFFT_BLOCK)
1130: return;
1131: term_newln(p);
1132: if (n->tok != MDOC_Bl || n->norm->Bl.type != LIST_column)
1133: return;
1134: term_tab_set(p, NULL);
1135: term_tab_set(p, "T");
1136: term_tab_set(p, ".5i");
1.1 kristaps 1137: }
1138:
1139: static int
1140: termp_xr_pre(DECL_ARGS)
1141: {
1142:
1.132 schwarze 1143: if (NULL == (n = n->child))
1.227 schwarze 1144: return 0;
1.72 schwarze 1145:
1.213 schwarze 1146: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1147: term_word(p, n->string);
1.10 schwarze 1148:
1.166 schwarze 1149: if (NULL == (n = n->next))
1.227 schwarze 1150: return 0;
1.132 schwarze 1151:
1.1 kristaps 1152: p->flags |= TERMP_NOSPACE;
1153: term_word(p, "(");
1.132 schwarze 1154: p->flags |= TERMP_NOSPACE;
1155:
1.213 schwarze 1156: assert(n->type == ROFFT_TEXT);
1.132 schwarze 1157: term_word(p, n->string);
1158:
1159: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1160: term_word(p, ")");
1.60 schwarze 1161:
1.227 schwarze 1162: return 0;
1.1 kristaps 1163: }
1164:
1.86 schwarze 1165: /*
1166: * This decides how to assert whitespace before any of the SYNOPSIS set
1167: * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
1168: * macro combos).
1169: */
1170: static void
1.276 schwarze 1171: synopsis_pre(struct termp *p, struct roff_node *n)
1.86 schwarze 1172: {
1.276 schwarze 1173: struct roff_node *np;
1174:
1175: if ((n->flags & NODE_SYNPRETTY) == 0 ||
1176: (np = roff_node_prev(n)) == NULL)
1.86 schwarze 1177: return;
1178:
1179: /*
1180: * If we're the second in a pair of like elements, emit our
1181: * newline and return. UNLESS we're `Fo', `Fn', `Fn', in which
1182: * case we soldier on.
1183: */
1.276 schwarze 1184: if (np->tok == n->tok &&
1.166 schwarze 1185: MDOC_Ft != n->tok &&
1186: MDOC_Fo != n->tok &&
1187: MDOC_Fn != n->tok) {
1.86 schwarze 1188: term_newln(p);
1189: return;
1190: }
1191:
1192: /*
1193: * If we're one of the SYNOPSIS set and non-like pair-wise after
1194: * another (or Fn/Fo, which we've let slip through) then assert
1195: * vertical space, else only newline and move on.
1196: */
1.276 schwarze 1197: switch (np->tok) {
1.166 schwarze 1198: case MDOC_Fd:
1199: case MDOC_Fn:
1200: case MDOC_Fo:
1201: case MDOC_In:
1202: case MDOC_Vt:
1.86 schwarze 1203: term_vspace(p);
1204: break;
1.166 schwarze 1205: case MDOC_Ft:
1.276 schwarze 1206: if (n->tok != MDOC_Fn && n->tok != MDOC_Fo) {
1.86 schwarze 1207: term_vspace(p);
1208: break;
1209: }
1210: /* FALLTHROUGH */
1211: default:
1212: term_newln(p);
1213: break;
1214: }
1215: }
1216:
1.69 schwarze 1217: static int
1218: termp_vt_pre(DECL_ARGS)
1219: {
1220:
1.213 schwarze 1221: if (n->type == ROFFT_ELEM) {
1.86 schwarze 1222: synopsis_pre(p, n);
1.227 schwarze 1223: return termp_under_pre(p, pair, meta, n);
1.213 schwarze 1224: } else if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1225: synopsis_pre(p, n);
1.227 schwarze 1226: return 1;
1.213 schwarze 1227: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1228: return 0;
1.69 schwarze 1229:
1.227 schwarze 1230: return termp_under_pre(p, pair, meta, n);
1.69 schwarze 1231: }
1232:
1.1 kristaps 1233: static int
1.54 schwarze 1234: termp_bold_pre(DECL_ARGS)
1.1 kristaps 1235: {
1236:
1.219 schwarze 1237: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1238: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1239: return 1;
1.1 kristaps 1240: }
1241:
1.86 schwarze 1242: static int
1243: termp_fd_pre(DECL_ARGS)
1.1 kristaps 1244: {
1245:
1.86 schwarze 1246: synopsis_pre(p, n);
1.227 schwarze 1247: return termp_bold_pre(p, pair, meta, n);
1.1 kristaps 1248: }
1249:
1.143 schwarze 1250: static void
1251: termp_fd_post(DECL_ARGS)
1252: {
1253:
1254: term_newln(p);
1255: }
1256:
1.1 kristaps 1257: static int
1258: termp_sh_pre(DECL_ARGS)
1259: {
1.276 schwarze 1260: struct roff_node *np;
1.60 schwarze 1261:
1262: switch (n->type) {
1.213 schwarze 1263: case ROFFT_BLOCK:
1.192 schwarze 1264: /*
1265: * Vertical space before sections, except
1266: * when the previous section was empty.
1267: */
1.276 schwarze 1268: if ((np = roff_node_prev(n)) == NULL ||
1269: np->tok != MDOC_Sh ||
1270: (np->body != NULL && np->body->child != NULL))
1.192 schwarze 1271: term_vspace(p);
1.52 schwarze 1272: break;
1.213 schwarze 1273: case ROFFT_HEAD:
1.65 schwarze 1274: term_fontpush(p, TERMFONT_BOLD);
1.1 kristaps 1275: break;
1.213 schwarze 1276: case ROFFT_BODY:
1.261 schwarze 1277: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1278: term_tab_set(p, NULL);
1279: term_tab_set(p, "T");
1280: term_tab_set(p, ".5i");
1.221 schwarze 1281: switch (n->sec) {
1282: case SEC_DESCRIPTION:
1.275 schwarze 1283: fn_prio = TAG_STRONG;
1.221 schwarze 1284: break;
1285: case SEC_AUTHORS:
1.141 schwarze 1286: p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.221 schwarze 1287: break;
1288: default:
1289: break;
1290: }
1.1 kristaps 1291: break;
1292: default:
1293: break;
1294: }
1.227 schwarze 1295: return 1;
1.1 kristaps 1296: }
1297:
1298: static void
1299: termp_sh_post(DECL_ARGS)
1300: {
1301:
1.60 schwarze 1302: switch (n->type) {
1.213 schwarze 1303: case ROFFT_HEAD:
1.1 kristaps 1304: term_newln(p);
1305: break;
1.213 schwarze 1306: case ROFFT_BODY:
1.1 kristaps 1307: term_newln(p);
1.261 schwarze 1308: p->tcol->offset = 0;
1.1 kristaps 1309: break;
1310: default:
1311: break;
1312: }
1313: }
1314:
1315: static void
1316: termp_lb_post(DECL_ARGS)
1317: {
1318:
1.237 schwarze 1319: if (SEC_LIBRARY == n->sec && NODE_LINE & n->flags)
1.57 schwarze 1320: term_newln(p);
1.1 kristaps 1321: }
1322:
1323: static int
1324: termp_d1_pre(DECL_ARGS)
1325: {
1326:
1.213 schwarze 1327: if (n->type != ROFFT_BLOCK)
1.227 schwarze 1328: return 1;
1.1 kristaps 1329: term_newln(p);
1.261 schwarze 1330: p->tcol->offset += term_len(p, p->defindent + 1);
1.255 schwarze 1331: term_tab_set(p, NULL);
1332: term_tab_set(p, "T");
1333: term_tab_set(p, ".5i");
1.227 schwarze 1334: return 1;
1.1 kristaps 1335: }
1336:
1337: static int
1338: termp_ft_pre(DECL_ARGS)
1339: {
1340:
1.237 schwarze 1341: /* NB: NODE_LINE does not effect this! */
1.86 schwarze 1342: synopsis_pre(p, n);
1.65 schwarze 1343: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1344: return 1;
1.1 kristaps 1345: }
1346:
1347: static int
1348: termp_fn_pre(DECL_ARGS)
1349: {
1.159 schwarze 1350: size_t rmargin = 0;
1.132 schwarze 1351: int pretty;
1352:
1.237 schwarze 1353: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1354:
1.86 schwarze 1355: synopsis_pre(p, n);
1.85 schwarze 1356:
1.132 schwarze 1357: if (NULL == (n = n->child))
1.227 schwarze 1358: return 0;
1.132 schwarze 1359:
1.153 schwarze 1360: if (pretty) {
1.261 schwarze 1361: rmargin = p->tcol->rmargin;
1362: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1363: p->flags |= TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG;
1.153 schwarze 1364: }
1365:
1.213 schwarze 1366: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1367: term_fontpush(p, TERMFONT_BOLD);
1.132 schwarze 1368: term_word(p, n->string);
1.65 schwarze 1369: term_fontpop(p);
1.1 kristaps 1370:
1.235 schwarze 1371: if (n->sec == SEC_DESCRIPTION || n->sec == SEC_CUSTOM)
1.275 schwarze 1372: tag_put(n->string, fn_prio++, p->line);
1.221 schwarze 1373:
1.153 schwarze 1374: if (pretty) {
1375: term_flushln(p);
1.165 schwarze 1376: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND | TERMP_HANG);
1.259 schwarze 1377: p->flags |= TERMP_NOPAD;
1.261 schwarze 1378: p->tcol->offset = p->tcol->rmargin;
1379: p->tcol->rmargin = rmargin;
1.153 schwarze 1380: }
1381:
1.1 kristaps 1382: p->flags |= TERMP_NOSPACE;
1383: term_word(p, "(");
1.132 schwarze 1384: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1385:
1.132 schwarze 1386: for (n = n->next; n; n = n->next) {
1.213 schwarze 1387: assert(n->type == ROFFT_TEXT);
1.65 schwarze 1388: term_fontpush(p, TERMFONT_UNDER);
1.157 schwarze 1389: if (pretty)
1390: p->flags |= TERMP_NBRWORD;
1.132 schwarze 1391: term_word(p, n->string);
1.65 schwarze 1392: term_fontpop(p);
1393:
1.132 schwarze 1394: if (n->next) {
1395: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1396: term_word(p, ",");
1.132 schwarze 1397: }
1.1 kristaps 1398: }
1399:
1.132 schwarze 1400: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1401: term_word(p, ")");
1402:
1.132 schwarze 1403: if (pretty) {
1404: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1405: term_word(p, ";");
1.153 schwarze 1406: term_flushln(p);
1.132 schwarze 1407: }
1.1 kristaps 1408:
1.227 schwarze 1409: return 0;
1.1 kristaps 1410: }
1411:
1412: static int
1413: termp_fa_pre(DECL_ARGS)
1414: {
1.214 schwarze 1415: const struct roff_node *nn;
1.1 kristaps 1416:
1.60 schwarze 1417: if (n->parent->tok != MDOC_Fo) {
1.65 schwarze 1418: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 1419: return 1;
1.1 kristaps 1420: }
1.276 schwarze 1421: for (nn = n->child; nn != NULL; nn = nn->next) {
1.65 schwarze 1422: term_fontpush(p, TERMFONT_UNDER);
1.160 schwarze 1423: p->flags |= TERMP_NBRWORD;
1.60 schwarze 1424: term_word(p, nn->string);
1.65 schwarze 1425: term_fontpop(p);
1.276 schwarze 1426: if (nn->next != NULL) {
1.132 schwarze 1427: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1428: term_word(p, ",");
1.132 schwarze 1429: }
1.1 kristaps 1430: }
1.276 schwarze 1431: if (n->child != NULL &&
1432: (nn = roff_node_next(n)) != NULL &&
1433: nn->tok == MDOC_Fa) {
1434: p->flags |= TERMP_NOSPACE;
1435: term_word(p, ",");
1436: }
1.227 schwarze 1437: return 0;
1.1 kristaps 1438: }
1439:
1440: static int
1441: termp_bd_pre(DECL_ARGS)
1442: {
1.201 schwarze 1443: int offset;
1.1 kristaps 1444:
1.213 schwarze 1445: if (n->type == ROFFT_BLOCK) {
1.61 schwarze 1446: print_bvspace(p, n, n);
1.227 schwarze 1447: return 1;
1.213 schwarze 1448: } else if (n->type == ROFFT_HEAD)
1.227 schwarze 1449: return 0;
1.1 kristaps 1450:
1.187 schwarze 1451: /* Handle the -offset argument. */
1452:
1453: if (n->norm->Bd.offs == NULL ||
1454: ! strcmp(n->norm->Bd.offs, "left"))
1455: /* nothing */;
1456: else if ( ! strcmp(n->norm->Bd.offs, "indent"))
1.261 schwarze 1457: p->tcol->offset += term_len(p, p->defindent + 1);
1.187 schwarze 1458: else if ( ! strcmp(n->norm->Bd.offs, "indent-two"))
1.261 schwarze 1459: p->tcol->offset += term_len(p, (p->defindent + 1) * 2);
1.201 schwarze 1460: else {
1461: offset = a2width(p, n->norm->Bd.offs);
1.261 schwarze 1462: if (offset < 0 && (size_t)(-offset) > p->tcol->offset)
1463: p->tcol->offset = 0;
1.201 schwarze 1464: else if (offset < SHRT_MAX)
1.261 schwarze 1465: p->tcol->offset += offset;
1.201 schwarze 1466: }
1.60 schwarze 1467:
1.271 schwarze 1468: switch (n->norm->Bd.type) {
1469: case DISP_literal:
1.255 schwarze 1470: term_tab_set(p, NULL);
1471: term_tab_set(p, "T");
1472: term_tab_set(p, "8n");
1.271 schwarze 1473: break;
1474: case DISP_centered:
1475: p->flags |= TERMP_CENTER;
1476: break;
1477: default:
1478: break;
1.255 schwarze 1479: }
1.271 schwarze 1480: return 1;
1.1 kristaps 1481: }
1482:
1483: static void
1484: termp_bd_post(DECL_ARGS)
1485: {
1.213 schwarze 1486: if (n->type != ROFFT_BODY)
1.1 kristaps 1487: return;
1.271 schwarze 1488: if (n->norm->Bd.type == DISP_unfilled ||
1489: n->norm->Bd.type == DISP_literal)
1.260 schwarze 1490: p->flags |= TERMP_BRNEVER;
1.48 schwarze 1491: p->flags |= TERMP_NOSPACE;
1.75 schwarze 1492: term_newln(p);
1.260 schwarze 1493: p->flags &= ~TERMP_BRNEVER;
1.271 schwarze 1494: if (n->norm->Bd.type == DISP_centered)
1495: p->flags &= ~TERMP_CENTER;
1.1 kristaps 1496: }
1497:
1498: static int
1.26 schwarze 1499: termp_xx_pre(DECL_ARGS)
1.1 kristaps 1500: {
1.238 schwarze 1501: if ((n->aux = p->flags & TERMP_PREKEEP) == 0)
1502: p->flags |= TERMP_PREKEEP;
1503: return 1;
1504: }
1.1 kristaps 1505:
1.238 schwarze 1506: static void
1507: termp_xx_post(DECL_ARGS)
1508: {
1509: if (n->aux == 0)
1510: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.1 kristaps 1511: }
1512:
1513: static void
1514: termp_pf_post(DECL_ARGS)
1515: {
1.276 schwarze 1516: if (n->next != NULL && (n->next->flags & NODE_LINE) == 0)
1.197 schwarze 1517: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1518: }
1519:
1520: static int
1521: termp_ss_pre(DECL_ARGS)
1522: {
1.60 schwarze 1523: switch (n->type) {
1.213 schwarze 1524: case ROFFT_BLOCK:
1.276 schwarze 1525: if (roff_node_prev(n) == NULL)
1526: term_newln(p);
1527: else
1.1 kristaps 1528: term_vspace(p);
1529: break;
1.213 schwarze 1530: case ROFFT_HEAD:
1.65 schwarze 1531: term_fontpush(p, TERMFONT_BOLD);
1.261 schwarze 1532: p->tcol->offset = term_len(p, (p->defindent+1)/2);
1.1 kristaps 1533: break;
1.213 schwarze 1534: case ROFFT_BODY:
1.261 schwarze 1535: p->tcol->offset = term_len(p, p->defindent);
1.255 schwarze 1536: term_tab_set(p, NULL);
1537: term_tab_set(p, "T");
1538: term_tab_set(p, ".5i");
1.176 schwarze 1539: break;
1.1 kristaps 1540: default:
1541: break;
1542: }
1.227 schwarze 1543: return 1;
1.1 kristaps 1544: }
1545:
1546: static void
1547: termp_ss_post(DECL_ARGS)
1548: {
1.213 schwarze 1549: if (n->type == ROFFT_HEAD || n->type == ROFFT_BODY)
1.1 kristaps 1550: term_newln(p);
1551: }
1552:
1553: static int
1554: termp_cd_pre(DECL_ARGS)
1555: {
1556:
1.86 schwarze 1557: synopsis_pre(p, n);
1.65 schwarze 1558: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 1559: return 1;
1.1 kristaps 1560: }
1561:
1562: static int
1563: termp_in_pre(DECL_ARGS)
1564: {
1565:
1.86 schwarze 1566: synopsis_pre(p, n);
1.85 schwarze 1567:
1.237 schwarze 1568: if (NODE_SYNPRETTY & n->flags && NODE_LINE & n->flags) {
1.85 schwarze 1569: term_fontpush(p, TERMFONT_BOLD);
1.23 schwarze 1570: term_word(p, "#include");
1.85 schwarze 1571: term_word(p, "<");
1572: } else {
1573: term_word(p, "<");
1574: term_fontpush(p, TERMFONT_UNDER);
1575: }
1.23 schwarze 1576:
1.1 kristaps 1577: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1578: return 1;
1.1 kristaps 1579: }
1580:
1581: static void
1582: termp_in_post(DECL_ARGS)
1583: {
1584:
1.237 schwarze 1585: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1586: term_fontpush(p, TERMFONT_BOLD);
1587:
1.59 schwarze 1588: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1589: term_word(p, ">");
1590:
1.237 schwarze 1591: if (NODE_SYNPRETTY & n->flags)
1.85 schwarze 1592: term_fontpop(p);
1.38 schwarze 1593: }
1594:
1595: static int
1.254 schwarze 1596: termp_pp_pre(DECL_ARGS)
1.38 schwarze 1597: {
1.275 schwarze 1598: fn_prio = TAG_STRONG;
1.254 schwarze 1599: term_vspace(p);
1.227 schwarze 1600: return 0;
1.38 schwarze 1601: }
1602:
1603: static int
1.193 schwarze 1604: termp_skip_pre(DECL_ARGS)
1.170 schwarze 1605: {
1606:
1.227 schwarze 1607: return 0;
1.170 schwarze 1608: }
1609:
1610: static int
1.107 schwarze 1611: termp_quote_pre(DECL_ARGS)
1.1 kristaps 1612: {
1613:
1.213 schwarze 1614: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.227 schwarze 1615: return 1;
1.1 kristaps 1616:
1.107 schwarze 1617: switch (n->tok) {
1.166 schwarze 1618: case MDOC_Ao:
1619: case MDOC_Aq:
1.230 schwarze 1620: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1621: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.107 schwarze 1622: break;
1.166 schwarze 1623: case MDOC_Bro:
1624: case MDOC_Brq:
1.107 schwarze 1625: term_word(p, "{");
1626: break;
1.166 schwarze 1627: case MDOC_Oo:
1628: case MDOC_Op:
1629: case MDOC_Bo:
1630: case MDOC_Bq:
1.107 schwarze 1631: term_word(p, "[");
1632: break;
1.245 schwarze 1633: case MDOC__T:
1634: /* FALLTHROUGH */
1.166 schwarze 1635: case MDOC_Do:
1636: case MDOC_Dq:
1.265 schwarze 1637: term_word(p, "\\(lq");
1.107 schwarze 1638: break;
1.170 schwarze 1639: case MDOC_En:
1640: if (NULL == n->norm->Es ||
1641: NULL == n->norm->Es->child)
1.227 schwarze 1642: return 1;
1.170 schwarze 1643: term_word(p, n->norm->Es->child->string);
1644: break;
1.166 schwarze 1645: case MDOC_Po:
1646: case MDOC_Pq:
1.107 schwarze 1647: term_word(p, "(");
1648: break;
1.166 schwarze 1649: case MDOC_Qo:
1650: case MDOC_Qq:
1.107 schwarze 1651: term_word(p, "\"");
1652: break;
1.166 schwarze 1653: case MDOC_Ql:
1654: case MDOC_So:
1655: case MDOC_Sq:
1.151 schwarze 1656: term_word(p, "\\(oq");
1.107 schwarze 1657: break;
1658: default:
1659: abort();
1660: }
1.1 kristaps 1661:
1662: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1663: return 1;
1.1 kristaps 1664: }
1665:
1666: static void
1.107 schwarze 1667: termp_quote_post(DECL_ARGS)
1.1 kristaps 1668: {
1669:
1.213 schwarze 1670: if (n->type != ROFFT_BODY && n->type != ROFFT_ELEM)
1.1 kristaps 1671: return;
1672:
1.205 schwarze 1673: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1674:
1.107 schwarze 1675: switch (n->tok) {
1.166 schwarze 1676: case MDOC_Ao:
1677: case MDOC_Aq:
1.230 schwarze 1678: term_word(p, n->child != NULL && n->child->next == NULL &&
1.202 schwarze 1679: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.107 schwarze 1680: break;
1.166 schwarze 1681: case MDOC_Bro:
1682: case MDOC_Brq:
1.107 schwarze 1683: term_word(p, "}");
1684: break;
1.166 schwarze 1685: case MDOC_Oo:
1686: case MDOC_Op:
1687: case MDOC_Bo:
1688: case MDOC_Bq:
1.107 schwarze 1689: term_word(p, "]");
1690: break;
1.245 schwarze 1691: case MDOC__T:
1692: /* FALLTHROUGH */
1.166 schwarze 1693: case MDOC_Do:
1694: case MDOC_Dq:
1.265 schwarze 1695: term_word(p, "\\(rq");
1.170 schwarze 1696: break;
1697: case MDOC_En:
1.205 schwarze 1698: if (n->norm->Es == NULL ||
1699: n->norm->Es->child == NULL ||
1700: n->norm->Es->child->next == NULL)
1701: p->flags &= ~TERMP_NOSPACE;
1702: else
1.170 schwarze 1703: term_word(p, n->norm->Es->child->next->string);
1.107 schwarze 1704: break;
1.166 schwarze 1705: case MDOC_Po:
1706: case MDOC_Pq:
1.107 schwarze 1707: term_word(p, ")");
1708: break;
1.166 schwarze 1709: case MDOC_Qo:
1710: case MDOC_Qq:
1.107 schwarze 1711: term_word(p, "\"");
1712: break;
1.166 schwarze 1713: case MDOC_Ql:
1714: case MDOC_So:
1715: case MDOC_Sq:
1.151 schwarze 1716: term_word(p, "\\(cq");
1.107 schwarze 1717: break;
1718: default:
1719: abort();
1720: }
1.205 schwarze 1721: }
1722:
1723: static int
1724: termp_eo_pre(DECL_ARGS)
1725: {
1726:
1.213 schwarze 1727: if (n->type != ROFFT_BODY)
1.227 schwarze 1728: return 1;
1.205 schwarze 1729:
1730: if (n->end == ENDBODY_NOT &&
1731: n->parent->head->child == NULL &&
1732: n->child != NULL &&
1733: n->child->end != ENDBODY_NOT)
1734: term_word(p, "\\&");
1735: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.208 schwarze 1736: n->parent->head->child != NULL && (n->child != NULL ||
1737: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.205 schwarze 1738: p->flags |= TERMP_NOSPACE;
1739:
1.227 schwarze 1740: return 1;
1.205 schwarze 1741: }
1742:
1743: static void
1744: termp_eo_post(DECL_ARGS)
1745: {
1746: int body, tail;
1747:
1.213 schwarze 1748: if (n->type != ROFFT_BODY)
1.205 schwarze 1749: return;
1750:
1751: if (n->end != ENDBODY_NOT) {
1752: p->flags &= ~TERMP_NOSPACE;
1753: return;
1754: }
1755:
1756: body = n->child != NULL || n->parent->head->child != NULL;
1757: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1758:
1759: if (body && tail)
1760: p->flags |= TERMP_NOSPACE;
1761: else if ( ! (body || tail))
1762: term_word(p, "\\&");
1763: else if ( ! tail)
1764: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1765: }
1766:
1767: static int
1768: termp_fo_pre(DECL_ARGS)
1769: {
1.159 schwarze 1770: size_t rmargin = 0;
1.158 schwarze 1771: int pretty;
1772:
1.237 schwarze 1773: pretty = NODE_SYNPRETTY & n->flags;
1.1 kristaps 1774:
1.213 schwarze 1775: if (n->type == ROFFT_BLOCK) {
1.86 schwarze 1776: synopsis_pre(p, n);
1.227 schwarze 1777: return 1;
1.213 schwarze 1778: } else if (n->type == ROFFT_BODY) {
1.158 schwarze 1779: if (pretty) {
1.261 schwarze 1780: rmargin = p->tcol->rmargin;
1781: p->tcol->rmargin = p->tcol->offset + term_len(p, 4);
1.165 schwarze 1782: p->flags |= TERMP_NOBREAK | TERMP_BRIND |
1783: TERMP_HANG;
1.158 schwarze 1784: }
1.31 schwarze 1785: p->flags |= TERMP_NOSPACE;
1.1 kristaps 1786: term_word(p, "(");
1.132 schwarze 1787: p->flags |= TERMP_NOSPACE;
1.158 schwarze 1788: if (pretty) {
1789: term_flushln(p);
1.165 schwarze 1790: p->flags &= ~(TERMP_NOBREAK | TERMP_BRIND |
1791: TERMP_HANG);
1.259 schwarze 1792: p->flags |= TERMP_NOPAD;
1.261 schwarze 1793: p->tcol->offset = p->tcol->rmargin;
1794: p->tcol->rmargin = rmargin;
1.158 schwarze 1795: }
1.227 schwarze 1796: return 1;
1.158 schwarze 1797: }
1.85 schwarze 1798:
1.95 schwarze 1799: if (NULL == n->child)
1.227 schwarze 1800: return 0;
1.95 schwarze 1801:
1.85 schwarze 1802: /* XXX: we drop non-initial arguments as per groff. */
1.1 kristaps 1803:
1.85 schwarze 1804: assert(n->child->string);
1.65 schwarze 1805: term_fontpush(p, TERMFONT_BOLD);
1.85 schwarze 1806: term_word(p, n->child->string);
1.227 schwarze 1807: return 0;
1.1 kristaps 1808: }
1809:
1810: static void
1811: termp_fo_post(DECL_ARGS)
1812: {
1813:
1.213 schwarze 1814: if (n->type != ROFFT_BODY)
1.86 schwarze 1815: return;
1816:
1.132 schwarze 1817: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1818: term_word(p, ")");
1819:
1.237 schwarze 1820: if (NODE_SYNPRETTY & n->flags) {
1.132 schwarze 1821: p->flags |= TERMP_NOSPACE;
1.86 schwarze 1822: term_word(p, ";");
1.158 schwarze 1823: term_flushln(p);
1.132 schwarze 1824: }
1.1 kristaps 1825: }
1826:
1827: static int
1828: termp_bf_pre(DECL_ARGS)
1829: {
1830:
1.213 schwarze 1831: if (n->type == ROFFT_HEAD)
1.227 schwarze 1832: return 0;
1.213 schwarze 1833: else if (n->type != ROFFT_BODY)
1.227 schwarze 1834: return 1;
1.1 kristaps 1835:
1.166 schwarze 1836: if (FONT_Em == n->norm->Bf.font)
1.65 schwarze 1837: term_fontpush(p, TERMFONT_UNDER);
1.166 schwarze 1838: else if (FONT_Sy == n->norm->Bf.font)
1.65 schwarze 1839: term_fontpush(p, TERMFONT_BOLD);
1.166 schwarze 1840: else
1.65 schwarze 1841: term_fontpush(p, TERMFONT_NONE);
1.1 kristaps 1842:
1.227 schwarze 1843: return 1;
1.1 kristaps 1844: }
1845:
1846: static int
1847: termp_sm_pre(DECL_ARGS)
1848: {
1849:
1.171 schwarze 1850: if (NULL == n->child)
1851: p->flags ^= TERMP_NONOSPACE;
1852: else if (0 == strcmp("on", n->child->string))
1.1 kristaps 1853: p->flags &= ~TERMP_NONOSPACE;
1.171 schwarze 1854: else
1.1 kristaps 1855: p->flags |= TERMP_NONOSPACE;
1.171 schwarze 1856:
1857: if (p->col && ! (TERMP_NONOSPACE & p->flags))
1858: p->flags &= ~TERMP_NOSPACE;
1.1 kristaps 1859:
1.227 schwarze 1860: return 0;
1.1 kristaps 1861: }
1862:
1863: static int
1864: termp_ap_pre(DECL_ARGS)
1865: {
1866:
1867: p->flags |= TERMP_NOSPACE;
1.107 schwarze 1868: term_word(p, "'");
1.1 kristaps 1869: p->flags |= TERMP_NOSPACE;
1.227 schwarze 1870: return 1;
1.1 kristaps 1871: }
1872:
1873: static void
1874: termp____post(DECL_ARGS)
1875: {
1.276 schwarze 1876: struct roff_node *nn;
1.104 schwarze 1877:
1878: /*
1879: * Handle lists of authors. In general, print each followed by
1880: * a comma. Don't print the comma if there are only two
1881: * authors.
1882: */
1.276 schwarze 1883: if (n->tok == MDOC__A &&
1884: (nn = roff_node_next(n)) != NULL && nn->tok == MDOC__A &&
1885: ((nn = roff_node_next(nn)) == NULL || nn->tok != MDOC__A) &&
1886: ((nn = roff_node_prev(n)) == NULL || nn->tok != MDOC__A))
1887: return;
1.1 kristaps 1888:
1.62 schwarze 1889: /* TODO: %U. */
1890:
1.276 schwarze 1891: if (n->parent == NULL || n->parent->tok != MDOC_Rs)
1.106 schwarze 1892: return;
1893:
1.132 schwarze 1894: p->flags |= TERMP_NOSPACE;
1.276 schwarze 1895: if (roff_node_next(n) == NULL) {
1.106 schwarze 1896: term_word(p, ".");
1897: p->flags |= TERMP_SENTENCE;
1898: } else
1899: term_word(p, ",");
1.1 kristaps 1900: }
1901:
1902: static int
1.65 schwarze 1903: termp_li_pre(DECL_ARGS)
1904: {
1905:
1.234 schwarze 1906: termp_tag_pre(p, pair, meta, n);
1.65 schwarze 1907: term_fontpush(p, TERMFONT_NONE);
1.227 schwarze 1908: return 1;
1.65 schwarze 1909: }
1910:
1911: static int
1.1 kristaps 1912: termp_lk_pre(DECL_ARGS)
1913: {
1.257 schwarze 1914: const struct roff_node *link, *descr, *punct;
1.1 kristaps 1915:
1.248 schwarze 1916: if ((link = n->child) == NULL)
1.227 schwarze 1917: return 0;
1.101 schwarze 1918:
1.257 schwarze 1919: /* Find beginning of trailing punctuation. */
1920: punct = n->last;
1921: while (punct != link && punct->flags & NODE_DELIMC)
1922: punct = punct->prev;
1923: punct = punct->next;
1924:
1.248 schwarze 1925: /* Link text. */
1.257 schwarze 1926: if ((descr = link->next) != NULL && descr != punct) {
1.142 schwarze 1927: term_fontpush(p, TERMFONT_UNDER);
1.257 schwarze 1928: while (descr != punct) {
1929: if (descr->flags & (NODE_DELIMC | NODE_DELIMO))
1930: p->flags |= TERMP_NOSPACE;
1.142 schwarze 1931: term_word(p, descr->string);
1932: descr = descr->next;
1933: }
1.246 schwarze 1934: term_fontpop(p);
1.142 schwarze 1935: p->flags |= TERMP_NOSPACE;
1936: term_word(p, ":");
1937: }
1.1 kristaps 1938:
1.248 schwarze 1939: /* Link target. */
1.65 schwarze 1940: term_fontpush(p, TERMFONT_BOLD);
1.142 schwarze 1941: term_word(p, link->string);
1.65 schwarze 1942: term_fontpop(p);
1.247 schwarze 1943:
1.248 schwarze 1944: /* Trailing punctuation. */
1.257 schwarze 1945: while (punct != NULL) {
1.248 schwarze 1946: p->flags |= TERMP_NOSPACE;
1.257 schwarze 1947: term_word(p, punct->string);
1948: punct = punct->next;
1.248 schwarze 1949: }
1.227 schwarze 1950: return 0;
1.1 kristaps 1951: }
1952:
1.90 schwarze 1953: static int
1954: termp_bk_pre(DECL_ARGS)
1955: {
1956:
1.91 schwarze 1957: switch (n->type) {
1.213 schwarze 1958: case ROFFT_BLOCK:
1.95 schwarze 1959: break;
1.213 schwarze 1960: case ROFFT_HEAD:
1.227 schwarze 1961: return 0;
1.213 schwarze 1962: case ROFFT_BODY:
1.230 schwarze 1963: if (n->parent->args != NULL || n->prev->child == NULL)
1.117 schwarze 1964: p->flags |= TERMP_PREKEEP;
1.95 schwarze 1965: break;
1.91 schwarze 1966: default:
1967: abort();
1968: }
1.95 schwarze 1969:
1.227 schwarze 1970: return 1;
1.90 schwarze 1971: }
1972:
1973: static void
1974: termp_bk_post(DECL_ARGS)
1975: {
1976:
1.213 schwarze 1977: if (n->type == ROFFT_BODY)
1.91 schwarze 1978: p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.90 schwarze 1979: }
1.120 schwarze 1980:
1981: static void
1982: termp__t_post(DECL_ARGS)
1983: {
1984:
1985: /*
1986: * If we're in an `Rs' and there's a journal present, then quote
1987: * us instead of underlining us (for disambiguation).
1988: */
1.121 schwarze 1989: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 1990: n->parent->norm->Rs.quote_T)
1.147 schwarze 1991: termp_quote_post(p, pair, meta, n);
1.120 schwarze 1992:
1.147 schwarze 1993: termp____post(p, pair, meta, n);
1.120 schwarze 1994: }
1995:
1996: static int
1997: termp__t_pre(DECL_ARGS)
1998: {
1999:
2000: /*
2001: * If we're in an `Rs' and there's a journal present, then quote
2002: * us instead of underlining us (for disambiguation).
2003: */
1.121 schwarze 2004: if (n->parent && MDOC_Rs == n->parent->tok &&
1.166 schwarze 2005: n->parent->norm->Rs.quote_T)
1.227 schwarze 2006: return termp_quote_pre(p, pair, meta, n);
1.120 schwarze 2007:
2008: term_fontpush(p, TERMFONT_UNDER);
1.227 schwarze 2009: return 1;
1.121 schwarze 2010: }
1.1 kristaps 2011:
2012: static int
1.54 schwarze 2013: termp_under_pre(DECL_ARGS)
1.1 kristaps 2014: {
2015:
1.65 schwarze 2016: term_fontpush(p, TERMFONT_UNDER);
1.233 schwarze 2017: return 1;
2018: }
2019:
2020: static int
2021: termp_em_pre(DECL_ARGS)
2022: {
2023: if (n->child != NULL &&
2024: n->child->type == ROFFT_TEXT)
1.275 schwarze 2025: tag_put(n->child->string, TAG_FALLBACK, p->line);
1.233 schwarze 2026: term_fontpush(p, TERMFONT_UNDER);
2027: return 1;
2028: }
2029:
2030: static int
2031: termp_sy_pre(DECL_ARGS)
2032: {
2033: if (n->child != NULL &&
2034: n->child->type == ROFFT_TEXT)
1.275 schwarze 2035: tag_put(n->child->string, TAG_FALLBACK, p->line);
1.233 schwarze 2036: term_fontpush(p, TERMFONT_BOLD);
1.227 schwarze 2037: return 1;
1.222 schwarze 2038: }
2039:
2040: static int
2041: termp_er_pre(DECL_ARGS)
2042: {
2043:
2044: if (n->sec == SEC_ERRORS &&
2045: (n->parent->tok == MDOC_It ||
2046: (n->parent->tok == MDOC_Bq &&
1.223 schwarze 2047: n->parent->parent->parent->tok == MDOC_It)))
1.275 schwarze 2048: tag_put(n->child->string, TAG_STRONG, p->line);
1.227 schwarze 2049: return 1;
1.219 schwarze 2050: }
2051:
2052: static int
2053: termp_tag_pre(DECL_ARGS)
2054: {
2055:
2056: if (n->child != NULL &&
2057: n->child->type == ROFFT_TEXT &&
1.232 schwarze 2058: (n->prev == NULL ||
2059: (n->prev->type == ROFFT_TEXT &&
2060: strcmp(n->prev->string, "|") == 0)) &&
1.219 schwarze 2061: (n->parent->tok == MDOC_It ||
2062: (n->parent->tok == MDOC_Xo &&
2063: n->parent->parent->prev == NULL &&
1.223 schwarze 2064: n->parent->parent->parent->tok == MDOC_It)))
1.275 schwarze 2065: tag_put(n->child->string, TAG_STRONG, p->line);
1.227 schwarze 2066: return 1;
1.268 schwarze 2067: }
2068:
2069: static int
2070: termp_abort_pre(DECL_ARGS)
2071: {
2072: abort();
1.1 kristaps 2073: }
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