Annotation of mandoc/mdoc_man.c, Revision 1.110
1.110 ! schwarze 1: /* $Id: mdoc_man.c,v 1.109 2017/04/24 23:06:18 schwarze Exp $ */
1.1 schwarze 2: /*
1.97 schwarze 3: * Copyright (c) 2011-2017 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #include "config.h"
1.69 schwarze 18:
19: #include <sys/types.h>
1.7 kristaps 20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
1.110 ! schwarze 23: #include <stdlib.h>
1.1 schwarze 24: #include <string.h>
25:
1.89 schwarze 26: #include "mandoc_aux.h"
1.1 schwarze 27: #include "mandoc.h"
1.89 schwarze 28: #include "roff.h"
29: #include "mdoc.h"
30: #include "man.h"
1.11 schwarze 31: #include "out.h"
1.1 schwarze 32: #include "main.h"
33:
1.91 schwarze 34: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 35:
36: struct manact {
1.5 kristaps 37: int (*cond)(DECL_ARGS); /* DON'T run actions */
38: int (*pre)(DECL_ARGS); /* pre-node action */
39: void (*post)(DECL_ARGS); /* post-node action */
40: const char *prefix; /* pre-node string constant */
41: const char *suffix; /* post-node string constant */
1.1 schwarze 42: };
43:
1.5 kristaps 44: static int cond_body(DECL_ARGS);
1.1 schwarze 45: static int cond_head(DECL_ARGS);
1.26 schwarze 46: static void font_push(char);
47: static void font_pop(void);
1.108 schwarze 48: static int man_strlen(const char *);
1.47 schwarze 49: static void mid_it(void);
1.34 schwarze 50: static void post__t(DECL_ARGS);
1.74 schwarze 51: static void post_aq(DECL_ARGS);
1.5 kristaps 52: static void post_bd(DECL_ARGS);
1.27 schwarze 53: static void post_bf(DECL_ARGS);
1.13 schwarze 54: static void post_bk(DECL_ARGS);
1.30 schwarze 55: static void post_bl(DECL_ARGS);
1.5 kristaps 56: static void post_dl(DECL_ARGS);
1.64 schwarze 57: static void post_en(DECL_ARGS);
1.1 schwarze 58: static void post_enc(DECL_ARGS);
1.28 schwarze 59: static void post_eo(DECL_ARGS);
1.17 schwarze 60: static void post_fa(DECL_ARGS);
1.29 schwarze 61: static void post_fd(DECL_ARGS);
1.26 schwarze 62: static void post_fl(DECL_ARGS);
1.16 schwarze 63: static void post_fn(DECL_ARGS);
1.17 schwarze 64: static void post_fo(DECL_ARGS);
1.26 schwarze 65: static void post_font(DECL_ARGS);
1.15 schwarze 66: static void post_in(DECL_ARGS);
1.30 schwarze 67: static void post_it(DECL_ARGS);
1.14 schwarze 68: static void post_lb(DECL_ARGS);
1.5 kristaps 69: static void post_nm(DECL_ARGS);
1.1 schwarze 70: static void post_percent(DECL_ARGS);
1.5 kristaps 71: static void post_pf(DECL_ARGS);
1.3 schwarze 72: static void post_sect(DECL_ARGS);
1.5 kristaps 73: static void post_sp(DECL_ARGS);
1.18 schwarze 74: static void post_vt(DECL_ARGS);
1.34 schwarze 75: static int pre__t(DECL_ARGS);
1.22 schwarze 76: static int pre_an(DECL_ARGS);
1.3 schwarze 77: static int pre_ap(DECL_ARGS);
1.74 schwarze 78: static int pre_aq(DECL_ARGS);
1.3 schwarze 79: static int pre_bd(DECL_ARGS);
1.27 schwarze 80: static int pre_bf(DECL_ARGS);
1.13 schwarze 81: static int pre_bk(DECL_ARGS);
1.30 schwarze 82: static int pre_bl(DECL_ARGS);
1.3 schwarze 83: static int pre_br(DECL_ARGS);
1.1 schwarze 84: static int pre_dl(DECL_ARGS);
1.64 schwarze 85: static int pre_en(DECL_ARGS);
1.5 kristaps 86: static int pre_enc(DECL_ARGS);
1.26 schwarze 87: static int pre_em(DECL_ARGS);
1.75 schwarze 88: static int pre_skip(DECL_ARGS);
1.76 schwarze 89: static int pre_eo(DECL_ARGS);
1.67 schwarze 90: static int pre_ex(DECL_ARGS);
1.17 schwarze 91: static int pre_fa(DECL_ARGS);
1.29 schwarze 92: static int pre_fd(DECL_ARGS);
1.26 schwarze 93: static int pre_fl(DECL_ARGS);
1.16 schwarze 94: static int pre_fn(DECL_ARGS);
1.17 schwarze 95: static int pre_fo(DECL_ARGS);
1.23 schwarze 96: static int pre_ft(DECL_ARGS);
1.15 schwarze 97: static int pre_in(DECL_ARGS);
1.1 schwarze 98: static int pre_it(DECL_ARGS);
1.24 schwarze 99: static int pre_lk(DECL_ARGS);
1.26 schwarze 100: static int pre_li(DECL_ARGS);
1.60 schwarze 101: static int pre_ll(DECL_ARGS);
1.1 schwarze 102: static int pre_nm(DECL_ARGS);
1.25 schwarze 103: static int pre_no(DECL_ARGS);
1.1 schwarze 104: static int pre_ns(DECL_ARGS);
105: static int pre_pp(DECL_ARGS);
1.34 schwarze 106: static int pre_rs(DECL_ARGS);
1.12 schwarze 107: static int pre_sm(DECL_ARGS);
1.3 schwarze 108: static int pre_sp(DECL_ARGS);
1.5 kristaps 109: static int pre_sect(DECL_ARGS);
1.26 schwarze 110: static int pre_sy(DECL_ARGS);
1.90 schwarze 111: static void pre_syn(const struct roff_node *);
1.18 schwarze 112: static int pre_vt(DECL_ARGS);
1.1 schwarze 113: static int pre_xr(DECL_ARGS);
1.20 schwarze 114: static void print_word(const char *);
1.36 schwarze 115: static void print_line(const char *, int);
116: static void print_block(const char *, int);
1.71 schwarze 117: static void print_offs(const char *, int);
1.81 schwarze 118: static void print_width(const struct mdoc_bl *,
1.90 schwarze 119: const struct roff_node *);
1.30 schwarze 120: static void print_count(int *);
1.5 kristaps 121: static void print_node(DECL_ARGS);
1.1 schwarze 122:
1.109 schwarze 123: static const struct manact __manacts[MDOC_MAX - MDOC_Dd] = {
1.3 schwarze 124: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
125: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 126: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 127: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
128: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 129: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 130: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 131: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 132: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
133: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 134: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 135: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 136: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 137: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 138: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.109 schwarze 139: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
1.26 schwarze 140: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
141: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
142: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
143: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
144: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
145: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 146: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 147: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 148: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 149: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 150: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 151: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
152: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 153: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 154: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 155: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
156: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
157: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.64 schwarze 158: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.26 schwarze 159: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.101 schwarze 160: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 161: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 162: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 163: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 164: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 165: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
168: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
169: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
173: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
174: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
175: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.74 schwarze 177: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
178: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.8 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 181: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 182: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
183: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.99 schwarze 184: { NULL, NULL, NULL, NULL, NULL }, /* Bsx */
1.100 schwarze 185: { NULL, NULL, NULL, NULL, NULL }, /* Bx */
1.75 schwarze 186: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.9 schwarze 187: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.88 schwarze 188: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
189: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
1.28 schwarze 190: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
191: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 192: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.76 schwarze 193: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.99 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* Fx */
1.26 schwarze 195: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 196: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 197: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.99 schwarze 198: { NULL, NULL, NULL, NULL, NULL }, /* Nx */
199: { NULL, NULL, NULL, NULL, NULL }, /* Ox */
1.3 schwarze 200: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
201: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
202: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
203: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 204: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 205: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 206: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
207: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
208: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 209: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 210: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 211: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
212: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 213: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 214: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
215: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
216: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.99 schwarze 217: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.34 schwarze 218: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
219: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 220: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
221: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 222: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 223: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 224: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
225: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.101 schwarze 226: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.8 schwarze 227: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 228: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.101 schwarze 229: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.14 schwarze 230: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 231: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 232: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 233: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 234: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
235: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
236: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.75 schwarze 238: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.64 schwarze 239: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.99 schwarze 240: { NULL, NULL, NULL, NULL, NULL }, /* Dx */
1.34 schwarze 241: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 242: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 243: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
244: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 245: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.1 schwarze 246: };
1.109 schwarze 247: static const struct manact *const manacts = __manacts - MDOC_Dd;
1.1 schwarze 248:
1.20 schwarze 249: static int outflags;
1.36 schwarze 250: #define MMAN_spc (1 << 0) /* blank character before next word */
251: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
252: #define MMAN_nl (1 << 2) /* break man(7) code line */
253: #define MMAN_br (1 << 3) /* break output line */
254: #define MMAN_sp (1 << 4) /* insert a blank output line */
255: #define MMAN_PP (1 << 5) /* reset indentation etc. */
256: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
257: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 258: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
259: #define MMAN_An_split (1 << 9) /* author mode is "split" */
260: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
261: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 262: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 263:
1.43 schwarze 264: #define BL_STACK_MAX 32
265:
1.81 schwarze 266: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 267: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
268: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 269: static int TPremain; /* characters before tag is full */
270:
1.26 schwarze 271: static struct {
272: char *head;
273: char *tail;
274: size_t size;
275: } fontqueue;
276:
1.62 schwarze 277:
1.108 schwarze 278: static int
279: man_strlen(const char *cp)
280: {
281: size_t rsz;
282: int skip, sz;
283:
284: sz = 0;
285: skip = 0;
286: for (;;) {
287: rsz = strcspn(cp, "\\");
288: if (rsz) {
289: cp += rsz;
290: if (skip) {
291: skip = 0;
292: rsz--;
293: }
294: sz += rsz;
295: }
296: if ('\0' == *cp)
297: break;
298: cp++;
299: switch (mandoc_escape(&cp, NULL, NULL)) {
300: case ESCAPE_ERROR:
301: return sz;
302: case ESCAPE_UNICODE:
303: case ESCAPE_NUMBERED:
304: case ESCAPE_SPECIAL:
305: case ESCAPE_OVERSTRIKE:
306: if (skip)
307: skip = 0;
308: else
309: sz++;
310: break;
311: case ESCAPE_SKIPCHAR:
312: skip = 1;
313: break;
314: default:
315: break;
316: }
317: }
318: return sz;
319: }
320:
1.26 schwarze 321: static void
322: font_push(char newfont)
323: {
324:
325: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
326: fontqueue.size += 8;
327: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 328: fontqueue.size);
1.26 schwarze 329: }
330: *fontqueue.tail = newfont;
1.37 schwarze 331: print_word("");
332: printf("\\f");
1.26 schwarze 333: putchar(newfont);
334: outflags &= ~MMAN_spc;
335: }
336:
337: static void
338: font_pop(void)
339: {
340:
341: if (fontqueue.tail > fontqueue.head)
342: fontqueue.tail--;
343: outflags &= ~MMAN_spc;
1.37 schwarze 344: print_word("");
345: printf("\\f");
1.26 schwarze 346: putchar(*fontqueue.tail);
347: }
348:
1.1 schwarze 349: static void
1.20 schwarze 350: print_word(const char *s)
1.1 schwarze 351: {
1.5 kristaps 352:
1.36 schwarze 353: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 354: /*
1.5 kristaps 355: * If we need a newline, print it now and start afresh.
356: */
1.36 schwarze 357: if (MMAN_PP & outflags) {
1.44 schwarze 358: if (MMAN_sp & outflags) {
359: if (MMAN_PD & outflags) {
360: printf("\n.PD");
361: outflags &= ~MMAN_PD;
362: }
363: } else if ( ! (MMAN_PD & outflags)) {
364: printf("\n.PD 0");
365: outflags |= MMAN_PD;
366: }
1.36 schwarze 367: printf("\n.PP\n");
368: } else if (MMAN_sp & outflags)
1.21 schwarze 369: printf("\n.sp\n");
370: else if (MMAN_br & outflags)
371: printf("\n.br\n");
372: else if (MMAN_nl & outflags)
373: putchar('\n');
1.36 schwarze 374: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 375: if (1 == TPremain)
376: printf(".br\n");
377: TPremain = 0;
378: } else if (MMAN_spc & outflags) {
1.5 kristaps 379: /*
1.25 schwarze 380: * If we need a space, only print it if
381: * (1) it is forced by `No' or
382: * (2) what follows is not terminating punctuation or
383: * (3) what follows is longer than one character.
1.5 kristaps 384: */
1.37 schwarze 385: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 386: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 387: if (MMAN_Bk & outflags &&
388: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 389: putchar('\\');
1.45 schwarze 390: putchar(' ');
1.37 schwarze 391: if (TPremain)
392: TPremain--;
1.13 schwarze 393: }
1.37 schwarze 394: }
1.5 kristaps 395:
396: /*
397: * Reassign needing space if we're not following opening
398: * punctuation.
399: */
1.37 schwarze 400: if (MMAN_Sm & outflags && ('\0' == s[0] ||
401: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 402: outflags |= MMAN_spc;
403: else
404: outflags &= ~MMAN_spc;
1.46 schwarze 405: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 406:
1.1 schwarze 407: for ( ; *s; s++) {
408: switch (*s) {
1.62 schwarze 409: case ASCII_NBRSP:
1.45 schwarze 410: printf("\\ ");
1.1 schwarze 411: break;
1.62 schwarze 412: case ASCII_HYPH:
1.1 schwarze 413: putchar('-');
1.58 schwarze 414: break;
1.62 schwarze 415: case ASCII_BREAK:
1.58 schwarze 416: printf("\\:");
1.1 schwarze 417: break;
1.62 schwarze 418: case ' ':
1.56 schwarze 419: if (MMAN_nbrword & outflags) {
420: printf("\\ ");
421: break;
422: }
423: /* FALLTHROUGH */
1.1 schwarze 424: default:
1.5 kristaps 425: putchar((unsigned char)*s);
1.1 schwarze 426: break;
427: }
1.37 schwarze 428: if (TPremain)
429: TPremain--;
1.1 schwarze 430: }
1.56 schwarze 431: outflags &= ~MMAN_nbrword;
1.4 kristaps 432: }
433:
1.11 schwarze 434: static void
1.36 schwarze 435: print_line(const char *s, int newflags)
436: {
437:
438: outflags &= ~MMAN_br;
439: outflags |= MMAN_nl;
440: print_word(s);
441: outflags |= newflags;
442: }
443:
444: static void
445: print_block(const char *s, int newflags)
446: {
447:
448: outflags &= ~MMAN_PP;
1.44 schwarze 449: if (MMAN_sp & outflags) {
1.36 schwarze 450: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 451: if (MMAN_PD & outflags) {
452: print_line(".PD", 0);
453: outflags &= ~MMAN_PD;
454: }
1.46 schwarze 455: } else if (! (MMAN_PD & outflags))
456: print_line(".PD 0", MMAN_PD);
1.36 schwarze 457: outflags |= MMAN_nl;
458: print_word(s);
1.46 schwarze 459: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 460: }
461:
462: static void
1.71 schwarze 463: print_offs(const char *v, int keywords)
1.11 schwarze 464: {
465: char buf[24];
466: struct roffsu su;
1.81 schwarze 467: int sz;
1.11 schwarze 468:
1.48 schwarze 469: print_line(".RS", MMAN_Bk_susp);
470:
1.43 schwarze 471: /* Convert v into a number (of characters). */
1.71 schwarze 472: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 473: sz = 0;
1.71 schwarze 474: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 475: sz = 6;
1.71 schwarze 476: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 477: sz = 12;
1.79 schwarze 478: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 479: if (SCALE_EN == su.unit)
480: sz = su.scale;
481: else {
482: /*
483: * XXX
484: * If we are inside an enclosing list,
485: * there is no easy way to add the two
486: * indentations because they are provided
487: * in terms of different units.
488: */
489: print_word(v);
1.48 schwarze 490: outflags |= MMAN_nl;
1.43 schwarze 491: return;
492: }
1.11 schwarze 493: } else
1.108 schwarze 494: sz = man_strlen(v);
1.11 schwarze 495:
1.43 schwarze 496: /*
497: * We are inside an enclosing list.
498: * Add the two indentations.
499: */
500: if (Bl_stack_len)
501: sz += Bl_stack[Bl_stack_len - 1];
502:
1.81 schwarze 503: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.20 schwarze 504: print_word(buf);
1.48 schwarze 505: outflags |= MMAN_nl;
1.11 schwarze 506: }
507:
1.47 schwarze 508: /*
509: * Set up the indentation for a list item; used from pre_it().
510: */
1.59 schwarze 511: static void
1.90 schwarze 512: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.30 schwarze 513: {
514: char buf[24];
515: struct roffsu su;
1.81 schwarze 516: int numeric, remain, sz, chsz;
1.31 schwarze 517:
1.37 schwarze 518: numeric = 1;
519: remain = 0;
1.43 schwarze 520:
1.81 schwarze 521: /* Convert the width into a number (of characters). */
522: if (bl->width == NULL)
523: sz = (bl->type == LIST_hang) ? 6 : 0;
524: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.30 schwarze 525: if (SCALE_EN == su.unit)
526: sz = su.scale;
527: else {
1.37 schwarze 528: sz = 0;
529: numeric = 0;
1.30 schwarze 530: }
531: } else
1.108 schwarze 532: sz = man_strlen(bl->width);
1.30 schwarze 533:
1.37 schwarze 534: /* XXX Rough estimation, might have multiple parts. */
1.81 schwarze 535: if (bl->type == LIST_enum)
536: chsz = (bl->count > 8) + 1;
1.89 schwarze 537: else if (child != NULL && child->type == ROFFT_TEXT)
1.108 schwarze 538: chsz = man_strlen(child->string);
1.81 schwarze 539: else
540: chsz = 0;
1.37 schwarze 541:
1.47 schwarze 542: /* Maybe we are inside an enclosing list? */
543: mid_it();
1.43 schwarze 544:
545: /*
546: * Save our own indentation,
547: * such that child lists can use it.
548: */
549: Bl_stack[Bl_stack_len++] = sz + 2;
550:
551: /* Set up the current list. */
1.81 schwarze 552: if (chsz > sz && bl->type != LIST_tag)
1.36 schwarze 553: print_block(".HP", 0);
1.37 schwarze 554: else {
1.36 schwarze 555: print_block(".TP", 0);
1.37 schwarze 556: remain = sz + 2;
557: }
558: if (numeric) {
1.81 schwarze 559: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.37 schwarze 560: print_word(buf);
561: } else
1.81 schwarze 562: print_word(bl->width);
1.37 schwarze 563: TPremain = remain;
1.30 schwarze 564: }
565:
1.59 schwarze 566: static void
1.30 schwarze 567: print_count(int *count)
568: {
1.63 schwarze 569: char buf[24];
1.30 schwarze 570:
1.81 schwarze 571: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.30 schwarze 572: print_word(buf);
573: }
574:
575: void
1.92 schwarze 576: man_man(void *arg, const struct roff_man *man)
1.4 kristaps 577: {
578:
1.5 kristaps 579: /*
580: * Dump the keep buffer.
581: * We're guaranteed by now that this exists (is non-NULL).
582: * Flush stdout afterward, just in case.
583: */
1.4 kristaps 584: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 585: fflush(stdout);
1.1 schwarze 586: }
587:
588: void
1.92 schwarze 589: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 590: {
1.90 schwarze 591: struct roff_node *n;
1.1 schwarze 592:
1.45 schwarze 593: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.93 schwarze 594: mdoc->meta.title,
595: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
596: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.1 schwarze 597:
1.45 schwarze 598: /* Disable hyphenation and if nroff, disable justification. */
599: printf(".nh\n.if n .ad l");
600:
1.20 schwarze 601: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 602: if (0 == fontqueue.size) {
603: fontqueue.size = 8;
604: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
605: *fontqueue.tail = 'R';
606: }
1.93 schwarze 607: for (n = mdoc->first->child; n != NULL; n = n->next)
608: print_node(&mdoc->meta, n);
1.3 schwarze 609: putchar('\n');
1.1 schwarze 610: }
611:
612: static void
613: print_node(DECL_ARGS)
614: {
1.5 kristaps 615: const struct manact *act;
1.90 schwarze 616: struct roff_node *sub;
1.1 schwarze 617: int cond, do_sub;
1.97 schwarze 618:
619: if (n->flags & NODE_NOPRT)
620: return;
1.46 schwarze 621:
1.5 kristaps 622: /*
623: * Break the line if we were parsed subsequent the current node.
624: * This makes the page structure be more consistent.
625: */
1.98 schwarze 626: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.20 schwarze 627: outflags |= MMAN_nl;
1.1 schwarze 628:
1.5 kristaps 629: act = NULL;
1.1 schwarze 630: cond = 0;
631: do_sub = 1;
1.98 schwarze 632: n->flags &= ~NODE_ENDED;
1.5 kristaps 633:
1.89 schwarze 634: if (n->type == ROFFT_TEXT) {
1.5 kristaps 635: /*
636: * Make sure that we don't happen to start with a
637: * control character at the start of a line.
638: */
1.62 schwarze 639: if (MMAN_nl & outflags &&
640: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 641: print_word("");
642: printf("\\&");
1.20 schwarze 643: outflags &= ~MMAN_spc;
1.3 schwarze 644: }
1.101 schwarze 645: if (n->flags & NODE_DELIMC)
646: outflags &= ~(MMAN_spc | MMAN_spc_force);
647: else if (outflags & MMAN_Sm)
1.73 schwarze 648: outflags |= MMAN_spc_force;
1.20 schwarze 649: print_word(n->string);
1.101 schwarze 650: if (n->flags & NODE_DELIMO)
651: outflags &= ~(MMAN_spc | MMAN_spc_force);
652: else if (outflags & MMAN_Sm)
1.73 schwarze 653: outflags |= MMAN_spc;
1.110 ! schwarze 654: } else if (n->tok < ROFF_MAX) {
! 655: switch (n->tok) {
! 656: case ROFF_br:
! 657: pre_br(meta, n);
! 658: break;
! 659: default:
! 660: abort();
! 661: }
1.1 schwarze 662: } else {
1.110 ! schwarze 663: assert(n->tok >= MDOC_Dd && n->tok < MDOC_MAX);
1.5 kristaps 664: /*
665: * Conditionally run the pre-node action handler for a
666: * node.
667: */
1.1 schwarze 668: act = manacts + n->tok;
1.76 schwarze 669: cond = act->cond == NULL || (*act->cond)(meta, n);
1.96 schwarze 670: if (cond && act->pre != NULL &&
671: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 672: do_sub = (*act->pre)(meta, n);
1.1 schwarze 673: }
674:
1.62 schwarze 675: /*
1.5 kristaps 676: * Conditionally run all child nodes.
677: * Note that this iterates over children instead of using
678: * recursion. This prevents unnecessary depth in the stack.
679: */
1.1 schwarze 680: if (do_sub)
681: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 682: print_node(meta, sub);
1.1 schwarze 683:
1.5 kristaps 684: /*
685: * Lastly, conditionally run the post-node handler.
686: */
1.98 schwarze 687: if (NODE_ENDED & n->flags)
1.61 schwarze 688: return;
689:
1.1 schwarze 690: if (cond && act->post)
1.42 schwarze 691: (*act->post)(meta, n);
1.61 schwarze 692:
693: if (ENDBODY_NOT != n->end)
1.98 schwarze 694: n->body->flags |= NODE_ENDED;
1.1 schwarze 695: }
696:
697: static int
698: cond_head(DECL_ARGS)
699: {
1.5 kristaps 700:
1.94 schwarze 701: return n->type == ROFFT_HEAD;
1.1 schwarze 702: }
703:
704: static int
705: cond_body(DECL_ARGS)
706: {
1.5 kristaps 707:
1.94 schwarze 708: return n->type == ROFFT_BODY;
1.1 schwarze 709: }
710:
711: static int
712: pre_enc(DECL_ARGS)
713: {
1.5 kristaps 714: const char *prefix;
1.1 schwarze 715:
716: prefix = manacts[n->tok].prefix;
717: if (NULL == prefix)
1.94 schwarze 718: return 1;
1.20 schwarze 719: print_word(prefix);
720: outflags &= ~MMAN_spc;
1.94 schwarze 721: return 1;
1.1 schwarze 722: }
723:
724: static void
725: post_enc(DECL_ARGS)
726: {
727: const char *suffix;
728:
729: suffix = manacts[n->tok].suffix;
730: if (NULL == suffix)
731: return;
1.61 schwarze 732: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 733: print_word(suffix);
1.26 schwarze 734: }
735:
1.67 schwarze 736: static int
737: pre_ex(DECL_ARGS)
738: {
739: outflags |= MMAN_br | MMAN_nl;
1.101 schwarze 740: return 1;
1.67 schwarze 741: }
742:
1.26 schwarze 743: static void
744: post_font(DECL_ARGS)
745: {
746:
747: font_pop();
1.1 schwarze 748: }
749:
750: static void
751: post_percent(DECL_ARGS)
752: {
753:
1.34 schwarze 754: if (pre_em == manacts[n->tok].pre)
755: font_pop();
756: if (n->next) {
1.20 schwarze 757: print_word(",");
1.34 schwarze 758: if (n->prev && n->prev->tok == n->tok &&
759: n->next->tok == n->tok)
760: print_word("and");
761: } else {
1.20 schwarze 762: print_word(".");
763: outflags |= MMAN_nl;
1.1 schwarze 764: }
765: }
766:
1.34 schwarze 767: static int
768: pre__t(DECL_ARGS)
769: {
770:
1.105 schwarze 771: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.104 schwarze 772: print_word("\\(lq");
1.34 schwarze 773: outflags &= ~MMAN_spc;
774: } else
775: font_push('I');
1.94 schwarze 776: return 1;
1.34 schwarze 777: }
778:
779: static void
780: post__t(DECL_ARGS)
781: {
782:
1.105 schwarze 783: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.34 schwarze 784: outflags &= ~MMAN_spc;
1.104 schwarze 785: print_word("\\(rq");
1.34 schwarze 786: } else
787: font_pop();
1.42 schwarze 788: post_percent(meta, n);
1.34 schwarze 789: }
790:
1.5 kristaps 791: /*
792: * Print before a section header.
793: */
1.1 schwarze 794: static int
1.3 schwarze 795: pre_sect(DECL_ARGS)
796: {
797:
1.89 schwarze 798: if (n->type == ROFFT_HEAD) {
1.46 schwarze 799: outflags |= MMAN_sp;
800: print_block(manacts[n->tok].prefix, 0);
801: print_word("");
802: putchar('\"');
803: outflags &= ~MMAN_spc;
804: }
1.94 schwarze 805: return 1;
1.3 schwarze 806: }
807:
1.5 kristaps 808: /*
809: * Print subsequent a section header.
810: */
1.3 schwarze 811: static void
812: post_sect(DECL_ARGS)
813: {
814:
1.89 schwarze 815: if (n->type != ROFFT_HEAD)
1.3 schwarze 816: return;
1.20 schwarze 817: outflags &= ~MMAN_spc;
1.37 schwarze 818: print_word("");
819: putchar('\"');
1.20 schwarze 820: outflags |= MMAN_nl;
1.22 schwarze 821: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
822: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
823: }
824:
1.23 schwarze 825: /* See mdoc_term.c, synopsis_pre() for comments. */
826: static void
1.90 schwarze 827: pre_syn(const struct roff_node *n)
1.23 schwarze 828: {
829:
1.98 schwarze 830: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.23 schwarze 831: return;
832:
833: if (n->prev->tok == n->tok &&
1.62 schwarze 834: MDOC_Ft != n->tok &&
835: MDOC_Fo != n->tok &&
836: MDOC_Fn != n->tok) {
1.23 schwarze 837: outflags |= MMAN_br;
838: return;
839: }
840:
841: switch (n->prev->tok) {
1.62 schwarze 842: case MDOC_Fd:
843: case MDOC_Fn:
844: case MDOC_Fo:
845: case MDOC_In:
846: case MDOC_Vt:
1.23 schwarze 847: outflags |= MMAN_sp;
848: break;
1.62 schwarze 849: case MDOC_Ft:
1.23 schwarze 850: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
851: outflags |= MMAN_sp;
852: break;
853: }
854: /* FALLTHROUGH */
855: default:
856: outflags |= MMAN_br;
857: break;
858: }
859: }
860:
1.22 schwarze 861: static int
862: pre_an(DECL_ARGS)
863: {
864:
865: switch (n->norm->An.auth) {
1.62 schwarze 866: case AUTH_split:
1.22 schwarze 867: outflags &= ~MMAN_An_nosplit;
868: outflags |= MMAN_An_split;
1.94 schwarze 869: return 0;
1.62 schwarze 870: case AUTH_nosplit:
1.22 schwarze 871: outflags &= ~MMAN_An_split;
872: outflags |= MMAN_An_nosplit;
1.94 schwarze 873: return 0;
1.22 schwarze 874: default:
875: if (MMAN_An_split & outflags)
876: outflags |= MMAN_br;
877: else if (SEC_AUTHORS == n->sec &&
878: ! (MMAN_An_nosplit & outflags))
879: outflags |= MMAN_An_split;
1.94 schwarze 880: return 1;
1.22 schwarze 881: }
1.3 schwarze 882: }
883:
884: static int
885: pre_ap(DECL_ARGS)
886: {
887:
1.20 schwarze 888: outflags &= ~MMAN_spc;
889: print_word("'");
890: outflags &= ~MMAN_spc;
1.94 schwarze 891: return 0;
1.74 schwarze 892: }
893:
894: static int
895: pre_aq(DECL_ARGS)
896: {
897:
1.96 schwarze 898: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 899: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 900: outflags &= ~MMAN_spc;
1.94 schwarze 901: return 1;
1.74 schwarze 902: }
903:
904: static void
905: post_aq(DECL_ARGS)
906: {
907:
908: outflags &= ~(MMAN_spc | MMAN_nl);
1.96 schwarze 909: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 910: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 911: }
912:
913: static int
914: pre_bd(DECL_ARGS)
915: {
916:
1.36 schwarze 917: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
918:
919: if (DISP_unfilled == n->norm->Bd.type ||
920: DISP_literal == n->norm->Bd.type)
921: print_line(".nf", 0);
922: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 923: outflags |= MMAN_sp;
1.71 schwarze 924: print_offs(n->norm->Bd.offs, 1);
1.94 schwarze 925: return 1;
1.3 schwarze 926: }
927:
928: static void
929: post_bd(DECL_ARGS)
930: {
931:
1.43 schwarze 932: /* Close out this display. */
1.36 schwarze 933: print_line(".RE", MMAN_nl);
1.3 schwarze 934: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 935: DISP_literal == n->norm->Bd.type)
936: print_line(".fi", MMAN_nl);
1.43 schwarze 937:
1.47 schwarze 938: /* Maybe we are inside an enclosing list? */
939: if (NULL != n->parent->next)
940: mid_it();
1.13 schwarze 941: }
942:
943: static int
1.27 schwarze 944: pre_bf(DECL_ARGS)
945: {
946:
947: switch (n->type) {
1.89 schwarze 948: case ROFFT_BLOCK:
1.94 schwarze 949: return 1;
1.89 schwarze 950: case ROFFT_BODY:
1.27 schwarze 951: break;
952: default:
1.94 schwarze 953: return 0;
1.27 schwarze 954: }
955: switch (n->norm->Bf.font) {
1.62 schwarze 956: case FONT_Em:
1.27 schwarze 957: font_push('I');
958: break;
1.62 schwarze 959: case FONT_Sy:
1.27 schwarze 960: font_push('B');
961: break;
962: default:
963: font_push('R');
964: break;
965: }
1.94 schwarze 966: return 1;
1.27 schwarze 967: }
968:
969: static void
970: post_bf(DECL_ARGS)
971: {
972:
1.89 schwarze 973: if (n->type == ROFFT_BODY)
1.27 schwarze 974: font_pop();
975: }
976:
977: static int
1.13 schwarze 978: pre_bk(DECL_ARGS)
979: {
980:
981: switch (n->type) {
1.89 schwarze 982: case ROFFT_BLOCK:
1.94 schwarze 983: return 1;
1.89 schwarze 984: case ROFFT_BODY:
1.20 schwarze 985: outflags |= MMAN_Bk;
1.94 schwarze 986: return 1;
1.13 schwarze 987: default:
1.94 schwarze 988: return 0;
1.13 schwarze 989: }
990: }
991:
992: static void
993: post_bk(DECL_ARGS)
994: {
995:
1.89 schwarze 996: if (n->type == ROFFT_BODY)
1.20 schwarze 997: outflags &= ~MMAN_Bk;
1.3 schwarze 998: }
999:
1000: static int
1.30 schwarze 1001: pre_bl(DECL_ARGS)
1002: {
1.33 schwarze 1003: size_t icol;
1.30 schwarze 1004:
1.49 schwarze 1005: /*
1006: * print_offs() will increase the -offset to account for
1007: * a possible enclosing .It, but any enclosed .It blocks
1008: * just nest and do not add up their indentation.
1009: */
1010: if (n->norm->Bl.offs) {
1.71 schwarze 1011: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 1012: Bl_stack[Bl_stack_len++] = 0;
1013: }
1014:
1.33 schwarze 1015: switch (n->norm->Bl.type) {
1.62 schwarze 1016: case LIST_enum:
1.30 schwarze 1017: n->norm->Bl.count = 0;
1.94 schwarze 1018: return 1;
1.62 schwarze 1019: case LIST_column:
1.33 schwarze 1020: break;
1021: default:
1.94 schwarze 1022: return 1;
1.33 schwarze 1023: }
1024:
1.96 schwarze 1025: if (n->child != NULL) {
1.83 schwarze 1026: print_line(".TS", MMAN_nl);
1027: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1028: print_word("l");
1029: print_word(".");
1030: }
1.36 schwarze 1031: outflags |= MMAN_nl;
1.94 schwarze 1032: return 1;
1.30 schwarze 1033: }
1034:
1035: static void
1036: post_bl(DECL_ARGS)
1037: {
1038:
1.33 schwarze 1039: switch (n->norm->Bl.type) {
1.62 schwarze 1040: case LIST_column:
1.96 schwarze 1041: if (n->child != NULL)
1.83 schwarze 1042: print_line(".TE", 0);
1.36 schwarze 1043: break;
1.62 schwarze 1044: case LIST_enum:
1.33 schwarze 1045: n->norm->Bl.count = 0;
1046: break;
1047: default:
1048: break;
1049: }
1.49 schwarze 1050:
1051: if (n->norm->Bl.offs) {
1052: print_line(".RE", MMAN_nl);
1053: assert(Bl_stack_len);
1054: Bl_stack_len--;
1055: assert(0 == Bl_stack[Bl_stack_len]);
1056: } else {
1057: outflags |= MMAN_PP | MMAN_nl;
1058: outflags &= ~(MMAN_sp | MMAN_br);
1059: }
1.47 schwarze 1060:
1061: /* Maybe we are inside an enclosing list? */
1062: if (NULL != n->parent->next)
1063: mid_it();
1064:
1.30 schwarze 1065: }
1066:
1067: static int
1.3 schwarze 1068: pre_br(DECL_ARGS)
1069: {
1070:
1.21 schwarze 1071: outflags |= MMAN_br;
1.94 schwarze 1072: return 0;
1.8 schwarze 1073: }
1074:
1075: static int
1.1 schwarze 1076: pre_dl(DECL_ARGS)
1077: {
1078:
1.71 schwarze 1079: print_offs("6n", 0);
1.94 schwarze 1080: return 1;
1.1 schwarze 1081: }
1082:
1083: static void
1084: post_dl(DECL_ARGS)
1085: {
1086:
1.36 schwarze 1087: print_line(".RE", MMAN_nl);
1.47 schwarze 1088:
1089: /* Maybe we are inside an enclosing list? */
1090: if (NULL != n->parent->next)
1091: mid_it();
1.16 schwarze 1092: }
1093:
1094: static int
1.26 schwarze 1095: pre_em(DECL_ARGS)
1096: {
1097:
1098: font_push('I');
1.94 schwarze 1099: return 1;
1.28 schwarze 1100: }
1101:
1.64 schwarze 1102: static int
1103: pre_en(DECL_ARGS)
1104: {
1105:
1106: if (NULL == n->norm->Es ||
1107: NULL == n->norm->Es->child)
1.94 schwarze 1108: return 1;
1.64 schwarze 1109:
1110: print_word(n->norm->Es->child->string);
1111: outflags &= ~MMAN_spc;
1.94 schwarze 1112: return 1;
1.64 schwarze 1113: }
1114:
1115: static void
1116: post_en(DECL_ARGS)
1117: {
1118:
1119: if (NULL == n->norm->Es ||
1120: NULL == n->norm->Es->child ||
1121: NULL == n->norm->Es->child->next)
1122: return;
1123:
1124: outflags &= ~MMAN_spc;
1125: print_word(n->norm->Es->child->next->string);
1126: return;
1127: }
1128:
1.76 schwarze 1129: static int
1130: pre_eo(DECL_ARGS)
1131: {
1132:
1.84 schwarze 1133: if (n->end == ENDBODY_NOT &&
1134: n->parent->head->child == NULL &&
1135: n->child != NULL &&
1136: n->child->end != ENDBODY_NOT)
1137: print_word("\\&");
1138: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1139: n->parent->head->child != NULL && (n->child != NULL ||
1140: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1141: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 1142: return 1;
1.76 schwarze 1143: }
1144:
1.28 schwarze 1145: static void
1146: post_eo(DECL_ARGS)
1147: {
1.84 schwarze 1148: int body, tail;
1149:
1150: if (n->end != ENDBODY_NOT) {
1151: outflags |= MMAN_spc;
1152: return;
1153: }
1.28 schwarze 1154:
1.84 schwarze 1155: body = n->child != NULL || n->parent->head->child != NULL;
1156: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1157:
1158: if (body && tail)
1.28 schwarze 1159: outflags &= ~MMAN_spc;
1.84 schwarze 1160: else if ( ! (body || tail))
1161: print_word("\\&");
1162: else if ( ! tail)
1163: outflags |= MMAN_spc;
1.64 schwarze 1164: }
1165:
1166: static int
1.17 schwarze 1167: pre_fa(DECL_ARGS)
1168: {
1.57 schwarze 1169: int am_Fa;
1.17 schwarze 1170:
1.57 schwarze 1171: am_Fa = MDOC_Fa == n->tok;
1172:
1173: if (am_Fa)
1.17 schwarze 1174: n = n->child;
1175:
1176: while (NULL != n) {
1.26 schwarze 1177: font_push('I');
1.98 schwarze 1178: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.56 schwarze 1179: outflags |= MMAN_nbrword;
1.42 schwarze 1180: print_node(meta, n);
1.26 schwarze 1181: font_pop();
1.17 schwarze 1182: if (NULL != (n = n->next))
1.20 schwarze 1183: print_word(",");
1.17 schwarze 1184: }
1.94 schwarze 1185: return 0;
1.17 schwarze 1186: }
1187:
1188: static void
1189: post_fa(DECL_ARGS)
1190: {
1191:
1192: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1193: print_word(",");
1.29 schwarze 1194: }
1195:
1196: static int
1197: pre_fd(DECL_ARGS)
1198: {
1199:
1200: pre_syn(n);
1201: font_push('B');
1.94 schwarze 1202: return 1;
1.29 schwarze 1203: }
1204:
1205: static void
1206: post_fd(DECL_ARGS)
1207: {
1208:
1209: font_pop();
1210: outflags |= MMAN_br;
1.17 schwarze 1211: }
1212:
1213: static int
1.26 schwarze 1214: pre_fl(DECL_ARGS)
1215: {
1216:
1217: font_push('B');
1.45 schwarze 1218: print_word("\\-");
1.96 schwarze 1219: if (n->child != NULL)
1.70 schwarze 1220: outflags &= ~MMAN_spc;
1.94 schwarze 1221: return 1;
1.26 schwarze 1222: }
1223:
1224: static void
1225: post_fl(DECL_ARGS)
1226: {
1227:
1228: font_pop();
1.96 schwarze 1229: if (!(n->child != NULL ||
1.70 schwarze 1230: n->next == NULL ||
1.89 schwarze 1231: n->next->type == ROFFT_TEXT ||
1.98 schwarze 1232: n->next->flags & NODE_LINE))
1.26 schwarze 1233: outflags &= ~MMAN_spc;
1234: }
1235:
1236: static int
1.16 schwarze 1237: pre_fn(DECL_ARGS)
1238: {
1239:
1.23 schwarze 1240: pre_syn(n);
1241:
1.16 schwarze 1242: n = n->child;
1243: if (NULL == n)
1.94 schwarze 1244: return 0;
1.16 schwarze 1245:
1.98 schwarze 1246: if (NODE_SYNPRETTY & n->flags)
1.55 schwarze 1247: print_block(".HP 4n", MMAN_nl);
1248:
1.26 schwarze 1249: font_push('B');
1.42 schwarze 1250: print_node(meta, n);
1.26 schwarze 1251: font_pop();
1.20 schwarze 1252: outflags &= ~MMAN_spc;
1.26 schwarze 1253: print_word("(");
1.20 schwarze 1254: outflags &= ~MMAN_spc;
1.35 schwarze 1255:
1256: n = n->next;
1257: if (NULL != n)
1.42 schwarze 1258: pre_fa(meta, n);
1.94 schwarze 1259: return 0;
1.16 schwarze 1260: }
1261:
1262: static void
1263: post_fn(DECL_ARGS)
1264: {
1265:
1.20 schwarze 1266: print_word(")");
1.98 schwarze 1267: if (NODE_SYNPRETTY & n->flags) {
1.20 schwarze 1268: print_word(";");
1.55 schwarze 1269: outflags |= MMAN_PP;
1.17 schwarze 1270: }
1271: }
1272:
1273: static int
1274: pre_fo(DECL_ARGS)
1275: {
1276:
1277: switch (n->type) {
1.89 schwarze 1278: case ROFFT_BLOCK:
1.23 schwarze 1279: pre_syn(n);
1280: break;
1.89 schwarze 1281: case ROFFT_HEAD:
1.85 schwarze 1282: if (n->child == NULL)
1.94 schwarze 1283: return 0;
1.98 schwarze 1284: if (NODE_SYNPRETTY & n->flags)
1.57 schwarze 1285: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1286: font_push('B');
1.17 schwarze 1287: break;
1.89 schwarze 1288: case ROFFT_BODY:
1.85 schwarze 1289: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1290: print_word("(");
1291: outflags &= ~MMAN_spc;
1.17 schwarze 1292: break;
1293: default:
1294: break;
1295: }
1.94 schwarze 1296: return 1;
1.17 schwarze 1297: }
1.57 schwarze 1298:
1.17 schwarze 1299: static void
1300: post_fo(DECL_ARGS)
1301: {
1302:
1303: switch (n->type) {
1.89 schwarze 1304: case ROFFT_HEAD:
1.85 schwarze 1305: if (n->child != NULL)
1306: font_pop();
1.17 schwarze 1307: break;
1.89 schwarze 1308: case ROFFT_BODY:
1.42 schwarze 1309: post_fn(meta, n);
1.17 schwarze 1310: break;
1311: default:
1312: break;
1.16 schwarze 1313: }
1.15 schwarze 1314: }
1315:
1316: static int
1.23 schwarze 1317: pre_ft(DECL_ARGS)
1318: {
1319:
1320: pre_syn(n);
1.26 schwarze 1321: font_push('I');
1.94 schwarze 1322: return 1;
1.23 schwarze 1323: }
1324:
1325: static int
1.15 schwarze 1326: pre_in(DECL_ARGS)
1327: {
1328:
1.98 schwarze 1329: if (NODE_SYNPRETTY & n->flags) {
1.23 schwarze 1330: pre_syn(n);
1.26 schwarze 1331: font_push('B');
1332: print_word("#include <");
1333: outflags &= ~MMAN_spc;
1334: } else {
1335: print_word("<");
1336: outflags &= ~MMAN_spc;
1337: font_push('I');
1338: }
1.94 schwarze 1339: return 1;
1.15 schwarze 1340: }
1341:
1342: static void
1343: post_in(DECL_ARGS)
1344: {
1345:
1.98 schwarze 1346: if (NODE_SYNPRETTY & n->flags) {
1.26 schwarze 1347: outflags &= ~MMAN_spc;
1348: print_word(">");
1349: font_pop();
1.21 schwarze 1350: outflags |= MMAN_br;
1.26 schwarze 1351: } else {
1352: font_pop();
1353: outflags &= ~MMAN_spc;
1354: print_word(">");
1355: }
1.1 schwarze 1356: }
1357:
1358: static int
1359: pre_it(DECL_ARGS)
1360: {
1.90 schwarze 1361: const struct roff_node *bln;
1.1 schwarze 1362:
1.30 schwarze 1363: switch (n->type) {
1.89 schwarze 1364: case ROFFT_HEAD:
1.36 schwarze 1365: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1366: bln = n->parent->parent;
1.36 schwarze 1367: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1368: (NULL == n->parent->prev &&
1369: NULL == bln->parent->prev))
1.36 schwarze 1370: outflags |= MMAN_sp;
1371: outflags &= ~MMAN_br;
1.3 schwarze 1372: switch (bln->norm->Bl.type) {
1.62 schwarze 1373: case LIST_item:
1.94 schwarze 1374: return 0;
1.62 schwarze 1375: case LIST_inset:
1376: case LIST_diag:
1377: case LIST_ohang:
1.30 schwarze 1378: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1379: print_line(".B \"", 0);
1.30 schwarze 1380: else
1.36 schwarze 1381: print_line(".R \"", 0);
1.30 schwarze 1382: outflags &= ~MMAN_spc;
1.94 schwarze 1383: return 1;
1.62 schwarze 1384: case LIST_bullet:
1385: case LIST_dash:
1386: case LIST_hyphen:
1.81 schwarze 1387: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1388: TPremain = 0;
1.30 schwarze 1389: outflags |= MMAN_nl;
1390: font_push('B');
1391: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1392: print_word("\\(bu");
1.30 schwarze 1393: else
1394: print_word("-");
1395: font_pop();
1.66 schwarze 1396: outflags |= MMAN_nl;
1.94 schwarze 1397: return 0;
1.62 schwarze 1398: case LIST_enum:
1.81 schwarze 1399: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1400: TPremain = 0;
1.30 schwarze 1401: outflags |= MMAN_nl;
1402: print_count(&bln->norm->Bl.count);
1.66 schwarze 1403: outflags |= MMAN_nl;
1.94 schwarze 1404: return 0;
1.62 schwarze 1405: case LIST_hang:
1.81 schwarze 1406: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1407: TPremain = 0;
1.66 schwarze 1408: outflags |= MMAN_nl;
1.94 schwarze 1409: return 1;
1.62 schwarze 1410: case LIST_tag:
1.81 schwarze 1411: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1412: putchar('\n');
1413: outflags &= ~MMAN_spc;
1.94 schwarze 1414: return 1;
1.3 schwarze 1415: default:
1.94 schwarze 1416: return 1;
1.3 schwarze 1417: }
1.30 schwarze 1418: default:
1419: break;
1.1 schwarze 1420: }
1.94 schwarze 1421: return 1;
1.30 schwarze 1422: }
1423:
1.47 schwarze 1424: /*
1425: * This function is called after closing out an indented block.
1426: * If we are inside an enclosing list, restore its indentation.
1427: */
1428: static void
1429: mid_it(void)
1430: {
1431: char buf[24];
1432:
1433: /* Nothing to do outside a list. */
1434: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1435: return;
1436:
1437: /* The indentation has already been set up. */
1438: if (Bl_stack_post[Bl_stack_len - 1])
1439: return;
1440:
1441: /* Restore the indentation of the enclosing list. */
1442: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1443: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1444: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1445: print_word(buf);
1446:
1447: /* Remeber to close out this .RS block later. */
1448: Bl_stack_post[Bl_stack_len - 1] = 1;
1449: }
1450:
1.30 schwarze 1451: static void
1452: post_it(DECL_ARGS)
1453: {
1.90 schwarze 1454: const struct roff_node *bln;
1.30 schwarze 1455:
1.33 schwarze 1456: bln = n->parent->parent;
1457:
1458: switch (n->type) {
1.89 schwarze 1459: case ROFFT_HEAD:
1.30 schwarze 1460: switch (bln->norm->Bl.type) {
1.62 schwarze 1461: case LIST_diag:
1.30 schwarze 1462: outflags &= ~MMAN_spc;
1463: print_word("\\ ");
1464: break;
1.62 schwarze 1465: case LIST_ohang:
1.30 schwarze 1466: outflags |= MMAN_br;
1467: break;
1468: default:
1469: break;
1470: }
1.33 schwarze 1471: break;
1.89 schwarze 1472: case ROFFT_BODY:
1.43 schwarze 1473: switch (bln->norm->Bl.type) {
1.62 schwarze 1474: case LIST_bullet:
1475: case LIST_dash:
1476: case LIST_hyphen:
1477: case LIST_enum:
1478: case LIST_hang:
1479: case LIST_tag:
1.43 schwarze 1480: assert(Bl_stack_len);
1481: Bl_stack[--Bl_stack_len] = 0;
1482:
1483: /*
1484: * Our indentation had to be restored
1.47 schwarze 1485: * after a child display or child list.
1.43 schwarze 1486: * Close out that indentation block now.
1487: */
1488: if (Bl_stack_post[Bl_stack_len]) {
1489: print_line(".RE", MMAN_nl);
1490: Bl_stack_post[Bl_stack_len] = 0;
1491: }
1492: break;
1.62 schwarze 1493: case LIST_column:
1.43 schwarze 1494: if (NULL != n->next) {
1495: putchar('\t');
1496: outflags &= ~MMAN_spc;
1497: }
1498: break;
1499: default:
1500: break;
1.33 schwarze 1501: }
1502: break;
1503: default:
1504: break;
1.30 schwarze 1505: }
1.14 schwarze 1506: }
1507:
1508: static void
1509: post_lb(DECL_ARGS)
1510: {
1511:
1.21 schwarze 1512: if (SEC_LIBRARY == n->sec)
1513: outflags |= MMAN_br;
1.24 schwarze 1514: }
1515:
1516: static int
1517: pre_lk(DECL_ARGS)
1518: {
1.90 schwarze 1519: const struct roff_node *link, *descr;
1.108 schwarze 1520: int display;
1.24 schwarze 1521:
1.107 schwarze 1522: if ((link = n->child) == NULL)
1.94 schwarze 1523: return 0;
1.24 schwarze 1524:
1.107 schwarze 1525: /* Link text. */
1526: if ((descr = link->next) != NULL && !(descr->flags & NODE_DELIMC)) {
1.26 schwarze 1527: font_push('I');
1.107 schwarze 1528: while (descr != NULL && !(descr->flags & NODE_DELIMC)) {
1.24 schwarze 1529: print_word(descr->string);
1530: descr = descr->next;
1531: }
1.106 schwarze 1532: font_pop();
1.24 schwarze 1533: print_word(":");
1534: }
1535:
1.107 schwarze 1536: /* Link target. */
1.108 schwarze 1537: display = man_strlen(link->string) >= 26;
1538: if (display) {
1539: print_line(".RS", MMAN_Bk_susp);
1540: print_word("6n");
1541: outflags |= MMAN_nl;
1542: }
1.26 schwarze 1543: font_push('B');
1.24 schwarze 1544: print_word(link->string);
1.26 schwarze 1545: font_pop();
1.107 schwarze 1546:
1547: /* Trailing punctuation. */
1548: while (descr != NULL) {
1549: print_word(descr->string);
1550: descr = descr->next;
1551: }
1.108 schwarze 1552: if (display)
1553: print_line(".RE", MMAN_nl);
1.94 schwarze 1554: return 0;
1.60 schwarze 1555: }
1556:
1557: static int
1558: pre_ll(DECL_ARGS)
1559: {
1560:
1561: print_line(".ll", 0);
1.94 schwarze 1562: return 1;
1.1 schwarze 1563: }
1564:
1565: static int
1.26 schwarze 1566: pre_li(DECL_ARGS)
1567: {
1568:
1569: font_push('R');
1.94 schwarze 1570: return 1;
1.26 schwarze 1571: }
1572:
1573: static int
1.1 schwarze 1574: pre_nm(DECL_ARGS)
1575: {
1.38 schwarze 1576: char *name;
1.1 schwarze 1577:
1.89 schwarze 1578: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1579: outflags |= MMAN_Bk;
1.23 schwarze 1580: pre_syn(n);
1.54 schwarze 1581: }
1.89 schwarze 1582: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.94 schwarze 1583: return 1;
1.102 schwarze 1584: name = n->child == NULL ? NULL : n->child->string;
1.38 schwarze 1585: if (NULL == name)
1.94 schwarze 1586: return 0;
1.89 schwarze 1587: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1588: if (NULL == n->parent->prev)
1589: outflags |= MMAN_sp;
1590: print_block(".HP", 0);
1.108 schwarze 1591: printf(" %dn", man_strlen(name) + 1);
1.38 schwarze 1592: outflags |= MMAN_nl;
1593: }
1.26 schwarze 1594: font_push('B');
1.94 schwarze 1595: return 1;
1.1 schwarze 1596: }
1597:
1598: static void
1599: post_nm(DECL_ARGS)
1600: {
1601:
1.54 schwarze 1602: switch (n->type) {
1.89 schwarze 1603: case ROFFT_BLOCK:
1.54 schwarze 1604: outflags &= ~MMAN_Bk;
1605: break;
1.89 schwarze 1606: case ROFFT_HEAD:
1607: case ROFFT_ELEM:
1.102 schwarze 1608: if (n->child != NULL && n->child->string != NULL)
1.67 schwarze 1609: font_pop();
1.54 schwarze 1610: break;
1611: default:
1612: break;
1613: }
1.25 schwarze 1614: }
1615:
1616: static int
1617: pre_no(DECL_ARGS)
1618: {
1619:
1620: outflags |= MMAN_spc_force;
1.94 schwarze 1621: return 1;
1.1 schwarze 1622: }
1623:
1624: static int
1625: pre_ns(DECL_ARGS)
1626: {
1627:
1.20 schwarze 1628: outflags &= ~MMAN_spc;
1.94 schwarze 1629: return 0;
1.1 schwarze 1630: }
1631:
1.3 schwarze 1632: static void
1633: post_pf(DECL_ARGS)
1634: {
1635:
1.98 schwarze 1636: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.77 schwarze 1637: outflags &= ~MMAN_spc;
1.3 schwarze 1638: }
1639:
1.1 schwarze 1640: static int
1641: pre_pp(DECL_ARGS)
1642: {
1643:
1.36 schwarze 1644: if (MDOC_It != n->parent->tok)
1645: outflags |= MMAN_PP;
1646: outflags |= MMAN_sp | MMAN_nl;
1647: outflags &= ~MMAN_br;
1.94 schwarze 1648: return 0;
1.34 schwarze 1649: }
1650:
1651: static int
1652: pre_rs(DECL_ARGS)
1653: {
1654:
1655: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1656: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1657: outflags &= ~MMAN_br;
1.34 schwarze 1658: }
1.94 schwarze 1659: return 1;
1.67 schwarze 1660: }
1661:
1662: static int
1.75 schwarze 1663: pre_skip(DECL_ARGS)
1664: {
1665:
1.94 schwarze 1666: return 0;
1.12 schwarze 1667: }
1668:
1669: static int
1670: pre_sm(DECL_ARGS)
1671: {
1672:
1.65 schwarze 1673: if (NULL == n->child)
1674: outflags ^= MMAN_Sm;
1675: else if (0 == strcmp("on", n->child->string))
1676: outflags |= MMAN_Sm;
1.12 schwarze 1677: else
1.20 schwarze 1678: outflags &= ~MMAN_Sm;
1.65 schwarze 1679:
1680: if (MMAN_Sm & outflags)
1681: outflags |= MMAN_spc;
1682:
1.94 schwarze 1683: return 0;
1.1 schwarze 1684: }
1685:
1686: static int
1.3 schwarze 1687: pre_sp(DECL_ARGS)
1.1 schwarze 1688: {
1689:
1.41 schwarze 1690: if (MMAN_PP & outflags) {
1691: outflags &= ~MMAN_PP;
1.40 schwarze 1692: print_line(".PP", 0);
1.41 schwarze 1693: } else
1.40 schwarze 1694: print_line(".sp", 0);
1.94 schwarze 1695: return 1;
1.1 schwarze 1696: }
1697:
1698: static void
1.3 schwarze 1699: post_sp(DECL_ARGS)
1.1 schwarze 1700: {
1701:
1.20 schwarze 1702: outflags |= MMAN_nl;
1.18 schwarze 1703: }
1704:
1705: static int
1.26 schwarze 1706: pre_sy(DECL_ARGS)
1707: {
1708:
1709: font_push('B');
1.94 schwarze 1710: return 1;
1.26 schwarze 1711: }
1712:
1713: static int
1.18 schwarze 1714: pre_vt(DECL_ARGS)
1715: {
1716:
1.98 schwarze 1717: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1718: switch (n->type) {
1.89 schwarze 1719: case ROFFT_BLOCK:
1.23 schwarze 1720: pre_syn(n);
1.94 schwarze 1721: return 1;
1.89 schwarze 1722: case ROFFT_BODY:
1.18 schwarze 1723: break;
1724: default:
1.94 schwarze 1725: return 0;
1.18 schwarze 1726: }
1727: }
1.26 schwarze 1728: font_push('I');
1.94 schwarze 1729: return 1;
1.18 schwarze 1730: }
1731:
1732: static void
1733: post_vt(DECL_ARGS)
1734: {
1735:
1.98 schwarze 1736: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1737: return;
1.26 schwarze 1738: font_pop();
1.1 schwarze 1739: }
1740:
1741: static int
1742: pre_xr(DECL_ARGS)
1743: {
1744:
1745: n = n->child;
1746: if (NULL == n)
1.94 schwarze 1747: return 0;
1.42 schwarze 1748: print_node(meta, n);
1.1 schwarze 1749: n = n->next;
1750: if (NULL == n)
1.94 schwarze 1751: return 0;
1.20 schwarze 1752: outflags &= ~MMAN_spc;
1753: print_word("(");
1.42 schwarze 1754: print_node(meta, n);
1.20 schwarze 1755: print_word(")");
1.94 schwarze 1756: return 0;
1.1 schwarze 1757: }
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