Annotation of mandoc/mdoc_man.c, Revision 1.129
1.129 ! schwarze 1: /* $Id: mdoc_man.c,v 1.128 2018/08/23 19:33:27 schwarze Exp $ */
1.1 schwarze 2: /*
1.126 schwarze 3: * Copyright (c) 2011-2018 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:
1.112 schwarze 36: typedef int (*int_fp)(DECL_ARGS);
37: typedef void (*void_fp)(DECL_ARGS);
38:
1.127 schwarze 39: struct mdoc_man_act {
1.112 schwarze 40: int_fp cond; /* DON'T run actions */
41: int_fp pre; /* pre-node action */
42: void_fp post; /* post-node action */
1.5 kristaps 43: const char *prefix; /* pre-node string constant */
44: const char *suffix; /* post-node string constant */
1.1 schwarze 45: };
46:
1.5 kristaps 47: static int cond_body(DECL_ARGS);
1.1 schwarze 48: static int cond_head(DECL_ARGS);
1.26 schwarze 49: static void font_push(char);
50: static void font_pop(void);
1.108 schwarze 51: static int man_strlen(const char *);
1.47 schwarze 52: static void mid_it(void);
1.34 schwarze 53: static void post__t(DECL_ARGS);
1.74 schwarze 54: static void post_aq(DECL_ARGS);
1.5 kristaps 55: static void post_bd(DECL_ARGS);
1.27 schwarze 56: static void post_bf(DECL_ARGS);
1.13 schwarze 57: static void post_bk(DECL_ARGS);
1.30 schwarze 58: static void post_bl(DECL_ARGS);
1.5 kristaps 59: static void post_dl(DECL_ARGS);
1.64 schwarze 60: static void post_en(DECL_ARGS);
1.1 schwarze 61: static void post_enc(DECL_ARGS);
1.28 schwarze 62: static void post_eo(DECL_ARGS);
1.17 schwarze 63: static void post_fa(DECL_ARGS);
1.29 schwarze 64: static void post_fd(DECL_ARGS);
1.26 schwarze 65: static void post_fl(DECL_ARGS);
1.16 schwarze 66: static void post_fn(DECL_ARGS);
1.17 schwarze 67: static void post_fo(DECL_ARGS);
1.26 schwarze 68: static void post_font(DECL_ARGS);
1.15 schwarze 69: static void post_in(DECL_ARGS);
1.30 schwarze 70: static void post_it(DECL_ARGS);
1.14 schwarze 71: static void post_lb(DECL_ARGS);
1.5 kristaps 72: static void post_nm(DECL_ARGS);
1.1 schwarze 73: static void post_percent(DECL_ARGS);
1.5 kristaps 74: static void post_pf(DECL_ARGS);
1.3 schwarze 75: static void post_sect(DECL_ARGS);
1.18 schwarze 76: static void post_vt(DECL_ARGS);
1.34 schwarze 77: static int pre__t(DECL_ARGS);
1.129 ! schwarze 78: static int pre_abort(DECL_ARGS);
1.22 schwarze 79: static int pre_an(DECL_ARGS);
1.3 schwarze 80: static int pre_ap(DECL_ARGS);
1.74 schwarze 81: static int pre_aq(DECL_ARGS);
1.3 schwarze 82: static int pre_bd(DECL_ARGS);
1.27 schwarze 83: static int pre_bf(DECL_ARGS);
1.13 schwarze 84: static int pre_bk(DECL_ARGS);
1.30 schwarze 85: static int pre_bl(DECL_ARGS);
1.112 schwarze 86: static void pre_br(DECL_ARGS);
1.1 schwarze 87: static int pre_dl(DECL_ARGS);
1.64 schwarze 88: static int pre_en(DECL_ARGS);
1.5 kristaps 89: static int pre_enc(DECL_ARGS);
1.26 schwarze 90: static int pre_em(DECL_ARGS);
1.75 schwarze 91: static int pre_skip(DECL_ARGS);
1.76 schwarze 92: static int pre_eo(DECL_ARGS);
1.67 schwarze 93: static int pre_ex(DECL_ARGS);
1.17 schwarze 94: static int pre_fa(DECL_ARGS);
1.29 schwarze 95: static int pre_fd(DECL_ARGS);
1.26 schwarze 96: static int pre_fl(DECL_ARGS);
1.16 schwarze 97: static int pre_fn(DECL_ARGS);
1.17 schwarze 98: static int pre_fo(DECL_ARGS);
1.112 schwarze 99: static void pre_ft(DECL_ARGS);
1.111 schwarze 100: static int pre_Ft(DECL_ARGS);
1.15 schwarze 101: static int pre_in(DECL_ARGS);
1.1 schwarze 102: static int pre_it(DECL_ARGS);
1.24 schwarze 103: static int pre_lk(DECL_ARGS);
1.26 schwarze 104: static int pre_li(DECL_ARGS);
1.1 schwarze 105: static int pre_nm(DECL_ARGS);
1.25 schwarze 106: static int pre_no(DECL_ARGS);
1.1 schwarze 107: static int pre_ns(DECL_ARGS);
1.115 schwarze 108: static void pre_onearg(DECL_ARGS);
1.1 schwarze 109: static int pre_pp(DECL_ARGS);
1.34 schwarze 110: static int pre_rs(DECL_ARGS);
1.12 schwarze 111: static int pre_sm(DECL_ARGS);
1.113 schwarze 112: static void pre_sp(DECL_ARGS);
1.5 kristaps 113: static int pre_sect(DECL_ARGS);
1.26 schwarze 114: static int pre_sy(DECL_ARGS);
1.90 schwarze 115: static void pre_syn(const struct roff_node *);
1.114 schwarze 116: static void pre_ta(DECL_ARGS);
1.18 schwarze 117: static int pre_vt(DECL_ARGS);
1.1 schwarze 118: static int pre_xr(DECL_ARGS);
1.20 schwarze 119: static void print_word(const char *);
1.36 schwarze 120: static void print_line(const char *, int);
121: static void print_block(const char *, int);
1.71 schwarze 122: static void print_offs(const char *, int);
1.81 schwarze 123: static void print_width(const struct mdoc_bl *,
1.90 schwarze 124: const struct roff_node *);
1.30 schwarze 125: static void print_count(int *);
1.5 kristaps 126: static void print_node(DECL_ARGS);
1.1 schwarze 127:
1.127 schwarze 128: static const void_fp roff_man_acts[ROFF_MAX] = {
1.121 schwarze 129: pre_br, /* br */
130: pre_onearg, /* ce */
131: pre_ft, /* ft */
132: pre_onearg, /* ll */
133: pre_onearg, /* mc */
1.122 schwarze 134: pre_onearg, /* po */
1.121 schwarze 135: pre_onearg, /* rj */
136: pre_sp, /* sp */
137: pre_ta, /* ta */
138: pre_onearg, /* ti */
1.112 schwarze 139: };
140:
1.127 schwarze 141: static const struct mdoc_man_act mdoc_man_acts[MDOC_MAX - MDOC_Dd] = {
1.3 schwarze 142: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
143: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 144: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 145: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
146: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 147: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 148: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 149: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 150: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
151: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 152: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 153: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 154: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 156: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.109 schwarze 157: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
1.26 schwarze 158: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
159: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
160: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
161: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
162: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
163: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 164: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 165: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 166: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 167: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 168: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.111 schwarze 169: { NULL, pre_Ft, post_font, NULL, NULL }, /* Ft */
1.26 schwarze 170: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 171: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 172: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 173: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
174: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.129 ! schwarze 176: { NULL, pre_abort, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 177: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.101 schwarze 178: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 180: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 181: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 182: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 183: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
184: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
185: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
186: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
187: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
188: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
189: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
190: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
191: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
192: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
193: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.74 schwarze 195: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
196: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.8 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 198: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 199: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 200: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
201: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.120 schwarze 202: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bsx */
203: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bx */
1.75 schwarze 204: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.9 schwarze 205: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.124 schwarze 206: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
207: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 208: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
209: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 210: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.76 schwarze 211: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.120 schwarze 212: { NULL, pre_bk, post_bk, NULL, NULL }, /* Fx */
1.26 schwarze 213: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 214: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 215: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.120 schwarze 216: { NULL, pre_bk, post_bk, NULL, NULL }, /* Nx */
217: { NULL, pre_bk, post_bk, NULL, NULL }, /* Ox */
1.3 schwarze 218: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
219: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
220: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
221: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 222: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 223: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 224: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
225: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
226: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 227: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 228: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 229: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
230: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 231: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 232: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
233: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
234: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.99 schwarze 235: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.34 schwarze 236: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
237: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 238: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
239: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 240: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 241: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 242: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
243: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.101 schwarze 244: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.8 schwarze 245: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 246: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.101 schwarze 247: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.14 schwarze 248: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.129 ! schwarze 249: { NULL, pre_abort, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 250: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 251: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 252: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
253: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
254: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 255: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.75 schwarze 256: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.64 schwarze 257: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.120 schwarze 258: { NULL, pre_bk, post_bk, NULL, NULL }, /* Dx */
1.34 schwarze 259: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
260: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
261: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.1 schwarze 262: };
1.127 schwarze 263: static const struct mdoc_man_act *mdoc_man_act(enum roff_tok);
1.1 schwarze 264:
1.20 schwarze 265: static int outflags;
1.36 schwarze 266: #define MMAN_spc (1 << 0) /* blank character before next word */
267: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
268: #define MMAN_nl (1 << 2) /* break man(7) code line */
269: #define MMAN_br (1 << 3) /* break output line */
270: #define MMAN_sp (1 << 4) /* insert a blank output line */
271: #define MMAN_PP (1 << 5) /* reset indentation etc. */
272: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
273: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 274: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
275: #define MMAN_An_split (1 << 9) /* author mode is "split" */
276: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
277: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 278: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 279:
1.43 schwarze 280: #define BL_STACK_MAX 32
281:
1.81 schwarze 282: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 283: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
284: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 285: static int TPremain; /* characters before tag is full */
286:
1.26 schwarze 287: static struct {
288: char *head;
289: char *tail;
290: size_t size;
291: } fontqueue;
292:
1.62 schwarze 293:
1.127 schwarze 294: static const struct mdoc_man_act *
295: mdoc_man_act(enum roff_tok tok)
296: {
297: assert(tok >= MDOC_Dd && tok <= MDOC_MAX);
298: return mdoc_man_acts + (tok - MDOC_Dd);
299: }
300:
1.108 schwarze 301: static int
302: man_strlen(const char *cp)
303: {
304: size_t rsz;
305: int skip, sz;
306:
307: sz = 0;
308: skip = 0;
309: for (;;) {
310: rsz = strcspn(cp, "\\");
311: if (rsz) {
312: cp += rsz;
313: if (skip) {
314: skip = 0;
315: rsz--;
316: }
317: sz += rsz;
318: }
319: if ('\0' == *cp)
320: break;
321: cp++;
322: switch (mandoc_escape(&cp, NULL, NULL)) {
323: case ESCAPE_ERROR:
324: return sz;
325: case ESCAPE_UNICODE:
326: case ESCAPE_NUMBERED:
327: case ESCAPE_SPECIAL:
328: case ESCAPE_OVERSTRIKE:
329: if (skip)
330: skip = 0;
331: else
332: sz++;
333: break;
334: case ESCAPE_SKIPCHAR:
335: skip = 1;
336: break;
337: default:
338: break;
339: }
340: }
341: return sz;
342: }
343:
1.26 schwarze 344: static void
345: font_push(char newfont)
346: {
347:
348: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
349: fontqueue.size += 8;
350: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 351: fontqueue.size);
1.26 schwarze 352: }
353: *fontqueue.tail = newfont;
1.37 schwarze 354: print_word("");
355: printf("\\f");
1.26 schwarze 356: putchar(newfont);
357: outflags &= ~MMAN_spc;
358: }
359:
360: static void
361: font_pop(void)
362: {
363:
364: if (fontqueue.tail > fontqueue.head)
365: fontqueue.tail--;
366: outflags &= ~MMAN_spc;
1.37 schwarze 367: print_word("");
368: printf("\\f");
1.26 schwarze 369: putchar(*fontqueue.tail);
370: }
371:
1.1 schwarze 372: static void
1.20 schwarze 373: print_word(const char *s)
1.1 schwarze 374: {
1.5 kristaps 375:
1.36 schwarze 376: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 377: /*
1.5 kristaps 378: * If we need a newline, print it now and start afresh.
379: */
1.36 schwarze 380: if (MMAN_PP & outflags) {
1.44 schwarze 381: if (MMAN_sp & outflags) {
382: if (MMAN_PD & outflags) {
383: printf("\n.PD");
384: outflags &= ~MMAN_PD;
385: }
386: } else if ( ! (MMAN_PD & outflags)) {
387: printf("\n.PD 0");
388: outflags |= MMAN_PD;
389: }
1.36 schwarze 390: printf("\n.PP\n");
391: } else if (MMAN_sp & outflags)
1.21 schwarze 392: printf("\n.sp\n");
393: else if (MMAN_br & outflags)
394: printf("\n.br\n");
395: else if (MMAN_nl & outflags)
396: putchar('\n');
1.36 schwarze 397: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 398: if (1 == TPremain)
399: printf(".br\n");
400: TPremain = 0;
401: } else if (MMAN_spc & outflags) {
1.5 kristaps 402: /*
1.25 schwarze 403: * If we need a space, only print it if
404: * (1) it is forced by `No' or
405: * (2) what follows is not terminating punctuation or
406: * (3) what follows is longer than one character.
1.5 kristaps 407: */
1.37 schwarze 408: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 409: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 410: if (MMAN_Bk & outflags &&
411: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 412: putchar('\\');
1.45 schwarze 413: putchar(' ');
1.37 schwarze 414: if (TPremain)
415: TPremain--;
1.13 schwarze 416: }
1.37 schwarze 417: }
1.5 kristaps 418:
419: /*
420: * Reassign needing space if we're not following opening
421: * punctuation.
422: */
1.37 schwarze 423: if (MMAN_Sm & outflags && ('\0' == s[0] ||
424: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 425: outflags |= MMAN_spc;
426: else
427: outflags &= ~MMAN_spc;
1.46 schwarze 428: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 429:
1.1 schwarze 430: for ( ; *s; s++) {
431: switch (*s) {
1.62 schwarze 432: case ASCII_NBRSP:
1.45 schwarze 433: printf("\\ ");
1.1 schwarze 434: break;
1.62 schwarze 435: case ASCII_HYPH:
1.1 schwarze 436: putchar('-');
1.58 schwarze 437: break;
1.62 schwarze 438: case ASCII_BREAK:
1.58 schwarze 439: printf("\\:");
1.1 schwarze 440: break;
1.62 schwarze 441: case ' ':
1.56 schwarze 442: if (MMAN_nbrword & outflags) {
443: printf("\\ ");
444: break;
445: }
446: /* FALLTHROUGH */
1.1 schwarze 447: default:
1.5 kristaps 448: putchar((unsigned char)*s);
1.1 schwarze 449: break;
450: }
1.37 schwarze 451: if (TPremain)
452: TPremain--;
1.1 schwarze 453: }
1.56 schwarze 454: outflags &= ~MMAN_nbrword;
1.4 kristaps 455: }
456:
1.11 schwarze 457: static void
1.36 schwarze 458: print_line(const char *s, int newflags)
459: {
460:
461: outflags |= MMAN_nl;
462: print_word(s);
463: outflags |= newflags;
464: }
465:
466: static void
467: print_block(const char *s, int newflags)
468: {
469:
470: outflags &= ~MMAN_PP;
1.44 schwarze 471: if (MMAN_sp & outflags) {
1.36 schwarze 472: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 473: if (MMAN_PD & outflags) {
474: print_line(".PD", 0);
475: outflags &= ~MMAN_PD;
476: }
1.46 schwarze 477: } else if (! (MMAN_PD & outflags))
478: print_line(".PD 0", MMAN_PD);
1.36 schwarze 479: outflags |= MMAN_nl;
480: print_word(s);
1.46 schwarze 481: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 482: }
483:
484: static void
1.71 schwarze 485: print_offs(const char *v, int keywords)
1.11 schwarze 486: {
487: char buf[24];
488: struct roffsu su;
1.119 schwarze 489: const char *end;
1.81 schwarze 490: int sz;
1.11 schwarze 491:
1.48 schwarze 492: print_line(".RS", MMAN_Bk_susp);
493:
1.43 schwarze 494: /* Convert v into a number (of characters). */
1.71 schwarze 495: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 496: sz = 0;
1.71 schwarze 497: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 498: sz = 6;
1.71 schwarze 499: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 500: sz = 12;
1.119 schwarze 501: else {
502: end = a2roffsu(v, &su, SCALE_EN);
503: if (end == NULL || *end != '\0')
504: sz = man_strlen(v);
505: else if (SCALE_EN == su.unit)
1.43 schwarze 506: sz = su.scale;
507: else {
508: /*
509: * XXX
510: * If we are inside an enclosing list,
511: * there is no easy way to add the two
512: * indentations because they are provided
513: * in terms of different units.
514: */
515: print_word(v);
1.48 schwarze 516: outflags |= MMAN_nl;
1.43 schwarze 517: return;
518: }
1.119 schwarze 519: }
1.11 schwarze 520:
1.43 schwarze 521: /*
522: * We are inside an enclosing list.
523: * Add the two indentations.
524: */
525: if (Bl_stack_len)
526: sz += Bl_stack[Bl_stack_len - 1];
527:
1.81 schwarze 528: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.20 schwarze 529: print_word(buf);
1.48 schwarze 530: outflags |= MMAN_nl;
1.11 schwarze 531: }
532:
1.47 schwarze 533: /*
534: * Set up the indentation for a list item; used from pre_it().
535: */
1.59 schwarze 536: static void
1.90 schwarze 537: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.30 schwarze 538: {
539: char buf[24];
540: struct roffsu su;
1.119 schwarze 541: const char *end;
1.81 schwarze 542: int numeric, remain, sz, chsz;
1.31 schwarze 543:
1.37 schwarze 544: numeric = 1;
545: remain = 0;
1.43 schwarze 546:
1.81 schwarze 547: /* Convert the width into a number (of characters). */
548: if (bl->width == NULL)
549: sz = (bl->type == LIST_hang) ? 6 : 0;
1.119 schwarze 550: else {
551: end = a2roffsu(bl->width, &su, SCALE_MAX);
552: if (end == NULL || *end != '\0')
553: sz = man_strlen(bl->width);
554: else if (SCALE_EN == su.unit)
1.30 schwarze 555: sz = su.scale;
556: else {
1.37 schwarze 557: sz = 0;
558: numeric = 0;
1.30 schwarze 559: }
1.119 schwarze 560: }
1.30 schwarze 561:
1.37 schwarze 562: /* XXX Rough estimation, might have multiple parts. */
1.81 schwarze 563: if (bl->type == LIST_enum)
564: chsz = (bl->count > 8) + 1;
1.89 schwarze 565: else if (child != NULL && child->type == ROFFT_TEXT)
1.108 schwarze 566: chsz = man_strlen(child->string);
1.81 schwarze 567: else
568: chsz = 0;
1.37 schwarze 569:
1.47 schwarze 570: /* Maybe we are inside an enclosing list? */
571: mid_it();
1.43 schwarze 572:
573: /*
574: * Save our own indentation,
575: * such that child lists can use it.
576: */
577: Bl_stack[Bl_stack_len++] = sz + 2;
578:
579: /* Set up the current list. */
1.81 schwarze 580: if (chsz > sz && bl->type != LIST_tag)
1.36 schwarze 581: print_block(".HP", 0);
1.37 schwarze 582: else {
1.36 schwarze 583: print_block(".TP", 0);
1.37 schwarze 584: remain = sz + 2;
585: }
586: if (numeric) {
1.81 schwarze 587: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.37 schwarze 588: print_word(buf);
589: } else
1.81 schwarze 590: print_word(bl->width);
1.37 schwarze 591: TPremain = remain;
1.30 schwarze 592: }
593:
1.59 schwarze 594: static void
1.30 schwarze 595: print_count(int *count)
596: {
1.63 schwarze 597: char buf[24];
1.30 schwarze 598:
1.81 schwarze 599: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.30 schwarze 600: print_word(buf);
1.1 schwarze 601: }
602:
603: void
1.92 schwarze 604: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 605: {
1.90 schwarze 606: struct roff_node *n;
1.1 schwarze 607:
1.126 schwarze 608: printf(".\\\" Automatically generated from an mdoc input file."
609: " Do not edit.\n");
610: for (n = mdoc->first->child; n != NULL; n = n->next) {
611: if (n->type != ROFFT_COMMENT)
612: break;
613: printf(".\\\"%s\n", n->string);
614: }
615:
1.45 schwarze 616: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.93 schwarze 617: mdoc->meta.title,
618: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
619: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.1 schwarze 620:
1.45 schwarze 621: /* Disable hyphenation and if nroff, disable justification. */
622: printf(".nh\n.if n .ad l");
623:
1.20 schwarze 624: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 625: if (0 == fontqueue.size) {
626: fontqueue.size = 8;
627: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
628: *fontqueue.tail = 'R';
629: }
1.126 schwarze 630: for (; n != NULL; n = n->next)
1.93 schwarze 631: print_node(&mdoc->meta, n);
1.3 schwarze 632: putchar('\n');
1.1 schwarze 633: }
634:
635: static void
636: print_node(DECL_ARGS)
637: {
1.127 schwarze 638: const struct mdoc_man_act *act;
639: struct roff_node *sub;
640: int cond, do_sub;
1.97 schwarze 641:
642: if (n->flags & NODE_NOPRT)
643: return;
1.46 schwarze 644:
1.5 kristaps 645: /*
646: * Break the line if we were parsed subsequent the current node.
647: * This makes the page structure be more consistent.
648: */
1.98 schwarze 649: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.20 schwarze 650: outflags |= MMAN_nl;
1.1 schwarze 651:
1.5 kristaps 652: act = NULL;
1.1 schwarze 653: cond = 0;
654: do_sub = 1;
1.98 schwarze 655: n->flags &= ~NODE_ENDED;
1.5 kristaps 656:
1.89 schwarze 657: if (n->type == ROFFT_TEXT) {
1.5 kristaps 658: /*
659: * Make sure that we don't happen to start with a
660: * control character at the start of a line.
661: */
1.62 schwarze 662: if (MMAN_nl & outflags &&
663: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 664: print_word("");
665: printf("\\&");
1.20 schwarze 666: outflags &= ~MMAN_spc;
1.3 schwarze 667: }
1.101 schwarze 668: if (n->flags & NODE_DELIMC)
669: outflags &= ~(MMAN_spc | MMAN_spc_force);
670: else if (outflags & MMAN_Sm)
1.73 schwarze 671: outflags |= MMAN_spc_force;
1.20 schwarze 672: print_word(n->string);
1.101 schwarze 673: if (n->flags & NODE_DELIMO)
674: outflags &= ~(MMAN_spc | MMAN_spc_force);
675: else if (outflags & MMAN_Sm)
1.73 schwarze 676: outflags |= MMAN_spc;
1.110 schwarze 677: } else if (n->tok < ROFF_MAX) {
1.127 schwarze 678: (*roff_man_acts[n->tok])(meta, n);
1.112 schwarze 679: return;
1.1 schwarze 680: } else {
1.5 kristaps 681: /*
682: * Conditionally run the pre-node action handler for a
683: * node.
684: */
1.127 schwarze 685: act = mdoc_man_act(n->tok);
1.76 schwarze 686: cond = act->cond == NULL || (*act->cond)(meta, n);
1.96 schwarze 687: if (cond && act->pre != NULL &&
688: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 689: do_sub = (*act->pre)(meta, n);
1.1 schwarze 690: }
691:
1.62 schwarze 692: /*
1.5 kristaps 693: * Conditionally run all child nodes.
694: * Note that this iterates over children instead of using
695: * recursion. This prevents unnecessary depth in the stack.
696: */
1.1 schwarze 697: if (do_sub)
698: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 699: print_node(meta, sub);
1.1 schwarze 700:
1.5 kristaps 701: /*
702: * Lastly, conditionally run the post-node handler.
703: */
1.98 schwarze 704: if (NODE_ENDED & n->flags)
1.61 schwarze 705: return;
706:
1.1 schwarze 707: if (cond && act->post)
1.42 schwarze 708: (*act->post)(meta, n);
1.61 schwarze 709:
710: if (ENDBODY_NOT != n->end)
1.98 schwarze 711: n->body->flags |= NODE_ENDED;
1.1 schwarze 712: }
713:
714: static int
715: cond_head(DECL_ARGS)
716: {
1.5 kristaps 717:
1.94 schwarze 718: return n->type == ROFFT_HEAD;
1.1 schwarze 719: }
720:
721: static int
722: cond_body(DECL_ARGS)
723: {
1.5 kristaps 724:
1.94 schwarze 725: return n->type == ROFFT_BODY;
1.129 ! schwarze 726: }
! 727:
! 728: static int
! 729: pre_abort(DECL_ARGS)
! 730: {
! 731: abort();
1.1 schwarze 732: }
733:
734: static int
735: pre_enc(DECL_ARGS)
736: {
1.5 kristaps 737: const char *prefix;
1.1 schwarze 738:
1.127 schwarze 739: prefix = mdoc_man_act(n->tok)->prefix;
1.1 schwarze 740: if (NULL == prefix)
1.94 schwarze 741: return 1;
1.20 schwarze 742: print_word(prefix);
743: outflags &= ~MMAN_spc;
1.94 schwarze 744: return 1;
1.1 schwarze 745: }
746:
747: static void
748: post_enc(DECL_ARGS)
749: {
750: const char *suffix;
751:
1.127 schwarze 752: suffix = mdoc_man_act(n->tok)->suffix;
1.1 schwarze 753: if (NULL == suffix)
754: return;
1.61 schwarze 755: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 756: print_word(suffix);
1.26 schwarze 757: }
758:
1.67 schwarze 759: static int
760: pre_ex(DECL_ARGS)
761: {
762: outflags |= MMAN_br | MMAN_nl;
1.101 schwarze 763: return 1;
1.67 schwarze 764: }
765:
1.26 schwarze 766: static void
767: post_font(DECL_ARGS)
768: {
769:
770: font_pop();
1.1 schwarze 771: }
772:
773: static void
774: post_percent(DECL_ARGS)
775: {
776:
1.127 schwarze 777: if (mdoc_man_act(n->tok)->pre == pre_em)
1.34 schwarze 778: font_pop();
779: if (n->next) {
1.20 schwarze 780: print_word(",");
1.34 schwarze 781: if (n->prev && n->prev->tok == n->tok &&
782: n->next->tok == n->tok)
783: print_word("and");
784: } else {
1.20 schwarze 785: print_word(".");
786: outflags |= MMAN_nl;
1.1 schwarze 787: }
788: }
789:
1.34 schwarze 790: static int
791: pre__t(DECL_ARGS)
792: {
793:
1.105 schwarze 794: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.104 schwarze 795: print_word("\\(lq");
1.34 schwarze 796: outflags &= ~MMAN_spc;
797: } else
798: font_push('I');
1.94 schwarze 799: return 1;
1.34 schwarze 800: }
801:
802: static void
803: post__t(DECL_ARGS)
804: {
805:
1.105 schwarze 806: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.34 schwarze 807: outflags &= ~MMAN_spc;
1.104 schwarze 808: print_word("\\(rq");
1.34 schwarze 809: } else
810: font_pop();
1.42 schwarze 811: post_percent(meta, n);
1.34 schwarze 812: }
813:
1.5 kristaps 814: /*
815: * Print before a section header.
816: */
1.1 schwarze 817: static int
1.3 schwarze 818: pre_sect(DECL_ARGS)
819: {
820:
1.89 schwarze 821: if (n->type == ROFFT_HEAD) {
1.46 schwarze 822: outflags |= MMAN_sp;
1.127 schwarze 823: print_block(mdoc_man_act(n->tok)->prefix, 0);
1.46 schwarze 824: print_word("");
825: putchar('\"');
826: outflags &= ~MMAN_spc;
827: }
1.94 schwarze 828: return 1;
1.3 schwarze 829: }
830:
1.5 kristaps 831: /*
832: * Print subsequent a section header.
833: */
1.3 schwarze 834: static void
835: post_sect(DECL_ARGS)
836: {
837:
1.89 schwarze 838: if (n->type != ROFFT_HEAD)
1.3 schwarze 839: return;
1.20 schwarze 840: outflags &= ~MMAN_spc;
1.37 schwarze 841: print_word("");
842: putchar('\"');
1.20 schwarze 843: outflags |= MMAN_nl;
1.22 schwarze 844: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
845: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
846: }
847:
1.23 schwarze 848: /* See mdoc_term.c, synopsis_pre() for comments. */
849: static void
1.90 schwarze 850: pre_syn(const struct roff_node *n)
1.23 schwarze 851: {
852:
1.98 schwarze 853: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.23 schwarze 854: return;
855:
856: if (n->prev->tok == n->tok &&
1.62 schwarze 857: MDOC_Ft != n->tok &&
858: MDOC_Fo != n->tok &&
859: MDOC_Fn != n->tok) {
1.23 schwarze 860: outflags |= MMAN_br;
861: return;
862: }
863:
864: switch (n->prev->tok) {
1.62 schwarze 865: case MDOC_Fd:
866: case MDOC_Fn:
867: case MDOC_Fo:
868: case MDOC_In:
869: case MDOC_Vt:
1.23 schwarze 870: outflags |= MMAN_sp;
871: break;
1.62 schwarze 872: case MDOC_Ft:
1.23 schwarze 873: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
874: outflags |= MMAN_sp;
875: break;
876: }
877: /* FALLTHROUGH */
878: default:
879: outflags |= MMAN_br;
880: break;
881: }
882: }
883:
1.22 schwarze 884: static int
885: pre_an(DECL_ARGS)
886: {
887:
888: switch (n->norm->An.auth) {
1.62 schwarze 889: case AUTH_split:
1.22 schwarze 890: outflags &= ~MMAN_An_nosplit;
891: outflags |= MMAN_An_split;
1.94 schwarze 892: return 0;
1.62 schwarze 893: case AUTH_nosplit:
1.22 schwarze 894: outflags &= ~MMAN_An_split;
895: outflags |= MMAN_An_nosplit;
1.94 schwarze 896: return 0;
1.22 schwarze 897: default:
898: if (MMAN_An_split & outflags)
899: outflags |= MMAN_br;
900: else if (SEC_AUTHORS == n->sec &&
901: ! (MMAN_An_nosplit & outflags))
902: outflags |= MMAN_An_split;
1.94 schwarze 903: return 1;
1.22 schwarze 904: }
1.3 schwarze 905: }
906:
907: static int
908: pre_ap(DECL_ARGS)
909: {
910:
1.20 schwarze 911: outflags &= ~MMAN_spc;
912: print_word("'");
913: outflags &= ~MMAN_spc;
1.94 schwarze 914: return 0;
1.74 schwarze 915: }
916:
917: static int
918: pre_aq(DECL_ARGS)
919: {
920:
1.96 schwarze 921: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 922: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 923: outflags &= ~MMAN_spc;
1.94 schwarze 924: return 1;
1.74 schwarze 925: }
926:
927: static void
928: post_aq(DECL_ARGS)
929: {
930:
931: outflags &= ~(MMAN_spc | MMAN_nl);
1.96 schwarze 932: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 933: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 934: }
935:
936: static int
937: pre_bd(DECL_ARGS)
938: {
939:
1.36 schwarze 940: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
941:
942: if (DISP_unfilled == n->norm->Bd.type ||
943: DISP_literal == n->norm->Bd.type)
944: print_line(".nf", 0);
945: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 946: outflags |= MMAN_sp;
1.71 schwarze 947: print_offs(n->norm->Bd.offs, 1);
1.94 schwarze 948: return 1;
1.3 schwarze 949: }
950:
951: static void
952: post_bd(DECL_ARGS)
953: {
954:
1.43 schwarze 955: /* Close out this display. */
1.36 schwarze 956: print_line(".RE", MMAN_nl);
1.3 schwarze 957: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 958: DISP_literal == n->norm->Bd.type)
959: print_line(".fi", MMAN_nl);
1.43 schwarze 960:
1.47 schwarze 961: /* Maybe we are inside an enclosing list? */
962: if (NULL != n->parent->next)
963: mid_it();
1.13 schwarze 964: }
965:
966: static int
1.27 schwarze 967: pre_bf(DECL_ARGS)
968: {
969:
970: switch (n->type) {
1.89 schwarze 971: case ROFFT_BLOCK:
1.94 schwarze 972: return 1;
1.89 schwarze 973: case ROFFT_BODY:
1.27 schwarze 974: break;
975: default:
1.94 schwarze 976: return 0;
1.27 schwarze 977: }
978: switch (n->norm->Bf.font) {
1.62 schwarze 979: case FONT_Em:
1.27 schwarze 980: font_push('I');
981: break;
1.62 schwarze 982: case FONT_Sy:
1.27 schwarze 983: font_push('B');
984: break;
985: default:
986: font_push('R');
987: break;
988: }
1.94 schwarze 989: return 1;
1.27 schwarze 990: }
991:
992: static void
993: post_bf(DECL_ARGS)
994: {
995:
1.89 schwarze 996: if (n->type == ROFFT_BODY)
1.27 schwarze 997: font_pop();
998: }
999:
1000: static int
1.13 schwarze 1001: pre_bk(DECL_ARGS)
1002: {
1003: switch (n->type) {
1.89 schwarze 1004: case ROFFT_BLOCK:
1.94 schwarze 1005: return 1;
1.89 schwarze 1006: case ROFFT_BODY:
1.120 schwarze 1007: case ROFFT_ELEM:
1.20 schwarze 1008: outflags |= MMAN_Bk;
1.94 schwarze 1009: return 1;
1.13 schwarze 1010: default:
1.94 schwarze 1011: return 0;
1.13 schwarze 1012: }
1013: }
1014:
1015: static void
1016: post_bk(DECL_ARGS)
1017: {
1.120 schwarze 1018: switch (n->type) {
1019: case ROFFT_ELEM:
1020: while ((n = n->parent) != NULL)
1021: if (n->tok == MDOC_Bk)
1022: return;
1023: /* FALLTHROUGH */
1024: case ROFFT_BODY:
1.20 schwarze 1025: outflags &= ~MMAN_Bk;
1.120 schwarze 1026: break;
1027: default:
1028: break;
1029: }
1.3 schwarze 1030: }
1031:
1032: static int
1.30 schwarze 1033: pre_bl(DECL_ARGS)
1034: {
1.33 schwarze 1035: size_t icol;
1.30 schwarze 1036:
1.49 schwarze 1037: /*
1038: * print_offs() will increase the -offset to account for
1039: * a possible enclosing .It, but any enclosed .It blocks
1040: * just nest and do not add up their indentation.
1041: */
1042: if (n->norm->Bl.offs) {
1.71 schwarze 1043: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 1044: Bl_stack[Bl_stack_len++] = 0;
1045: }
1046:
1.33 schwarze 1047: switch (n->norm->Bl.type) {
1.62 schwarze 1048: case LIST_enum:
1.30 schwarze 1049: n->norm->Bl.count = 0;
1.94 schwarze 1050: return 1;
1.62 schwarze 1051: case LIST_column:
1.33 schwarze 1052: break;
1053: default:
1.94 schwarze 1054: return 1;
1.33 schwarze 1055: }
1056:
1.96 schwarze 1057: if (n->child != NULL) {
1.83 schwarze 1058: print_line(".TS", MMAN_nl);
1059: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1060: print_word("l");
1061: print_word(".");
1062: }
1.36 schwarze 1063: outflags |= MMAN_nl;
1.94 schwarze 1064: return 1;
1.30 schwarze 1065: }
1066:
1067: static void
1068: post_bl(DECL_ARGS)
1069: {
1070:
1.33 schwarze 1071: switch (n->norm->Bl.type) {
1.62 schwarze 1072: case LIST_column:
1.96 schwarze 1073: if (n->child != NULL)
1.83 schwarze 1074: print_line(".TE", 0);
1.36 schwarze 1075: break;
1.62 schwarze 1076: case LIST_enum:
1.33 schwarze 1077: n->norm->Bl.count = 0;
1078: break;
1079: default:
1080: break;
1081: }
1.49 schwarze 1082:
1083: if (n->norm->Bl.offs) {
1084: print_line(".RE", MMAN_nl);
1085: assert(Bl_stack_len);
1086: Bl_stack_len--;
1087: assert(0 == Bl_stack[Bl_stack_len]);
1088: } else {
1089: outflags |= MMAN_PP | MMAN_nl;
1090: outflags &= ~(MMAN_sp | MMAN_br);
1091: }
1.47 schwarze 1092:
1093: /* Maybe we are inside an enclosing list? */
1094: if (NULL != n->parent->next)
1095: mid_it();
1096:
1.30 schwarze 1097: }
1098:
1.112 schwarze 1099: static void
1.3 schwarze 1100: pre_br(DECL_ARGS)
1101: {
1.21 schwarze 1102: outflags |= MMAN_br;
1.8 schwarze 1103: }
1104:
1105: static int
1.1 schwarze 1106: pre_dl(DECL_ARGS)
1107: {
1108:
1.71 schwarze 1109: print_offs("6n", 0);
1.94 schwarze 1110: return 1;
1.1 schwarze 1111: }
1112:
1113: static void
1114: post_dl(DECL_ARGS)
1115: {
1116:
1.36 schwarze 1117: print_line(".RE", MMAN_nl);
1.47 schwarze 1118:
1119: /* Maybe we are inside an enclosing list? */
1120: if (NULL != n->parent->next)
1121: mid_it();
1.16 schwarze 1122: }
1123:
1124: static int
1.26 schwarze 1125: pre_em(DECL_ARGS)
1126: {
1127:
1128: font_push('I');
1.94 schwarze 1129: return 1;
1.28 schwarze 1130: }
1131:
1.64 schwarze 1132: static int
1133: pre_en(DECL_ARGS)
1134: {
1135:
1136: if (NULL == n->norm->Es ||
1137: NULL == n->norm->Es->child)
1.94 schwarze 1138: return 1;
1.64 schwarze 1139:
1140: print_word(n->norm->Es->child->string);
1141: outflags &= ~MMAN_spc;
1.94 schwarze 1142: return 1;
1.64 schwarze 1143: }
1144:
1145: static void
1146: post_en(DECL_ARGS)
1147: {
1148:
1149: if (NULL == n->norm->Es ||
1150: NULL == n->norm->Es->child ||
1151: NULL == n->norm->Es->child->next)
1152: return;
1153:
1154: outflags &= ~MMAN_spc;
1155: print_word(n->norm->Es->child->next->string);
1156: return;
1157: }
1158:
1.76 schwarze 1159: static int
1160: pre_eo(DECL_ARGS)
1161: {
1162:
1.84 schwarze 1163: if (n->end == ENDBODY_NOT &&
1164: n->parent->head->child == NULL &&
1165: n->child != NULL &&
1166: n->child->end != ENDBODY_NOT)
1167: print_word("\\&");
1168: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1169: n->parent->head->child != NULL && (n->child != NULL ||
1170: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1171: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 1172: return 1;
1.76 schwarze 1173: }
1174:
1.28 schwarze 1175: static void
1176: post_eo(DECL_ARGS)
1177: {
1.84 schwarze 1178: int body, tail;
1179:
1180: if (n->end != ENDBODY_NOT) {
1181: outflags |= MMAN_spc;
1182: return;
1183: }
1.28 schwarze 1184:
1.84 schwarze 1185: body = n->child != NULL || n->parent->head->child != NULL;
1186: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1187:
1188: if (body && tail)
1.28 schwarze 1189: outflags &= ~MMAN_spc;
1.84 schwarze 1190: else if ( ! (body || tail))
1191: print_word("\\&");
1192: else if ( ! tail)
1193: outflags |= MMAN_spc;
1.64 schwarze 1194: }
1195:
1196: static int
1.17 schwarze 1197: pre_fa(DECL_ARGS)
1198: {
1.57 schwarze 1199: int am_Fa;
1.17 schwarze 1200:
1.57 schwarze 1201: am_Fa = MDOC_Fa == n->tok;
1202:
1203: if (am_Fa)
1.17 schwarze 1204: n = n->child;
1205:
1206: while (NULL != n) {
1.26 schwarze 1207: font_push('I');
1.98 schwarze 1208: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.56 schwarze 1209: outflags |= MMAN_nbrword;
1.42 schwarze 1210: print_node(meta, n);
1.26 schwarze 1211: font_pop();
1.17 schwarze 1212: if (NULL != (n = n->next))
1.20 schwarze 1213: print_word(",");
1.17 schwarze 1214: }
1.94 schwarze 1215: return 0;
1.17 schwarze 1216: }
1217:
1218: static void
1219: post_fa(DECL_ARGS)
1220: {
1221:
1222: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1223: print_word(",");
1.29 schwarze 1224: }
1225:
1226: static int
1227: pre_fd(DECL_ARGS)
1228: {
1229:
1230: pre_syn(n);
1231: font_push('B');
1.94 schwarze 1232: return 1;
1.29 schwarze 1233: }
1234:
1235: static void
1236: post_fd(DECL_ARGS)
1237: {
1238:
1239: font_pop();
1240: outflags |= MMAN_br;
1.17 schwarze 1241: }
1242:
1243: static int
1.26 schwarze 1244: pre_fl(DECL_ARGS)
1245: {
1246:
1247: font_push('B');
1.45 schwarze 1248: print_word("\\-");
1.96 schwarze 1249: if (n->child != NULL)
1.70 schwarze 1250: outflags &= ~MMAN_spc;
1.94 schwarze 1251: return 1;
1.26 schwarze 1252: }
1253:
1254: static void
1255: post_fl(DECL_ARGS)
1256: {
1257:
1258: font_pop();
1.96 schwarze 1259: if (!(n->child != NULL ||
1.70 schwarze 1260: n->next == NULL ||
1.89 schwarze 1261: n->next->type == ROFFT_TEXT ||
1.98 schwarze 1262: n->next->flags & NODE_LINE))
1.26 schwarze 1263: outflags &= ~MMAN_spc;
1264: }
1265:
1266: static int
1.16 schwarze 1267: pre_fn(DECL_ARGS)
1268: {
1269:
1.23 schwarze 1270: pre_syn(n);
1271:
1.16 schwarze 1272: n = n->child;
1273: if (NULL == n)
1.94 schwarze 1274: return 0;
1.16 schwarze 1275:
1.98 schwarze 1276: if (NODE_SYNPRETTY & n->flags)
1.55 schwarze 1277: print_block(".HP 4n", MMAN_nl);
1278:
1.26 schwarze 1279: font_push('B');
1.42 schwarze 1280: print_node(meta, n);
1.26 schwarze 1281: font_pop();
1.20 schwarze 1282: outflags &= ~MMAN_spc;
1.26 schwarze 1283: print_word("(");
1.20 schwarze 1284: outflags &= ~MMAN_spc;
1.35 schwarze 1285:
1286: n = n->next;
1287: if (NULL != n)
1.42 schwarze 1288: pre_fa(meta, n);
1.94 schwarze 1289: return 0;
1.16 schwarze 1290: }
1291:
1292: static void
1293: post_fn(DECL_ARGS)
1294: {
1295:
1.20 schwarze 1296: print_word(")");
1.98 schwarze 1297: if (NODE_SYNPRETTY & n->flags) {
1.20 schwarze 1298: print_word(";");
1.55 schwarze 1299: outflags |= MMAN_PP;
1.17 schwarze 1300: }
1301: }
1302:
1303: static int
1304: pre_fo(DECL_ARGS)
1305: {
1306:
1307: switch (n->type) {
1.89 schwarze 1308: case ROFFT_BLOCK:
1.23 schwarze 1309: pre_syn(n);
1310: break;
1.89 schwarze 1311: case ROFFT_HEAD:
1.85 schwarze 1312: if (n->child == NULL)
1.94 schwarze 1313: return 0;
1.98 schwarze 1314: if (NODE_SYNPRETTY & n->flags)
1.57 schwarze 1315: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1316: font_push('B');
1.17 schwarze 1317: break;
1.89 schwarze 1318: case ROFFT_BODY:
1.85 schwarze 1319: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1320: print_word("(");
1321: outflags &= ~MMAN_spc;
1.17 schwarze 1322: break;
1323: default:
1324: break;
1325: }
1.94 schwarze 1326: return 1;
1.17 schwarze 1327: }
1.57 schwarze 1328:
1.17 schwarze 1329: static void
1330: post_fo(DECL_ARGS)
1331: {
1332:
1333: switch (n->type) {
1.89 schwarze 1334: case ROFFT_HEAD:
1.85 schwarze 1335: if (n->child != NULL)
1336: font_pop();
1.17 schwarze 1337: break;
1.89 schwarze 1338: case ROFFT_BODY:
1.42 schwarze 1339: post_fn(meta, n);
1.17 schwarze 1340: break;
1341: default:
1342: break;
1.16 schwarze 1343: }
1.15 schwarze 1344: }
1345:
1346: static int
1.111 schwarze 1347: pre_Ft(DECL_ARGS)
1.23 schwarze 1348: {
1349:
1350: pre_syn(n);
1.26 schwarze 1351: font_push('I');
1.94 schwarze 1352: return 1;
1.111 schwarze 1353: }
1354:
1.112 schwarze 1355: static void
1.111 schwarze 1356: pre_ft(DECL_ARGS)
1357: {
1358: print_line(".ft", 0);
1359: print_word(n->child->string);
1360: outflags |= MMAN_nl;
1.23 schwarze 1361: }
1362:
1363: static int
1.15 schwarze 1364: pre_in(DECL_ARGS)
1365: {
1366:
1.98 schwarze 1367: if (NODE_SYNPRETTY & n->flags) {
1.23 schwarze 1368: pre_syn(n);
1.26 schwarze 1369: font_push('B');
1370: print_word("#include <");
1371: outflags &= ~MMAN_spc;
1372: } else {
1373: print_word("<");
1374: outflags &= ~MMAN_spc;
1375: font_push('I');
1376: }
1.94 schwarze 1377: return 1;
1.15 schwarze 1378: }
1379:
1380: static void
1381: post_in(DECL_ARGS)
1382: {
1383:
1.98 schwarze 1384: if (NODE_SYNPRETTY & n->flags) {
1.26 schwarze 1385: outflags &= ~MMAN_spc;
1386: print_word(">");
1387: font_pop();
1.21 schwarze 1388: outflags |= MMAN_br;
1.26 schwarze 1389: } else {
1390: font_pop();
1391: outflags &= ~MMAN_spc;
1392: print_word(">");
1393: }
1.1 schwarze 1394: }
1395:
1396: static int
1397: pre_it(DECL_ARGS)
1398: {
1.90 schwarze 1399: const struct roff_node *bln;
1.1 schwarze 1400:
1.30 schwarze 1401: switch (n->type) {
1.89 schwarze 1402: case ROFFT_HEAD:
1.36 schwarze 1403: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1404: bln = n->parent->parent;
1.36 schwarze 1405: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1406: (NULL == n->parent->prev &&
1407: NULL == bln->parent->prev))
1.36 schwarze 1408: outflags |= MMAN_sp;
1409: outflags &= ~MMAN_br;
1.3 schwarze 1410: switch (bln->norm->Bl.type) {
1.62 schwarze 1411: case LIST_item:
1.94 schwarze 1412: return 0;
1.62 schwarze 1413: case LIST_inset:
1414: case LIST_diag:
1415: case LIST_ohang:
1.30 schwarze 1416: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1417: print_line(".B \"", 0);
1.30 schwarze 1418: else
1.125 schwarze 1419: print_line(".BR \\& \"", 0);
1.30 schwarze 1420: outflags &= ~MMAN_spc;
1.94 schwarze 1421: return 1;
1.62 schwarze 1422: case LIST_bullet:
1423: case LIST_dash:
1424: case LIST_hyphen:
1.81 schwarze 1425: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1426: TPremain = 0;
1.30 schwarze 1427: outflags |= MMAN_nl;
1428: font_push('B');
1429: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1430: print_word("\\(bu");
1.30 schwarze 1431: else
1432: print_word("-");
1433: font_pop();
1.66 schwarze 1434: outflags |= MMAN_nl;
1.94 schwarze 1435: return 0;
1.62 schwarze 1436: case LIST_enum:
1.81 schwarze 1437: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1438: TPremain = 0;
1.30 schwarze 1439: outflags |= MMAN_nl;
1440: print_count(&bln->norm->Bl.count);
1.66 schwarze 1441: outflags |= MMAN_nl;
1.94 schwarze 1442: return 0;
1.62 schwarze 1443: case LIST_hang:
1.81 schwarze 1444: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1445: TPremain = 0;
1.66 schwarze 1446: outflags |= MMAN_nl;
1.94 schwarze 1447: return 1;
1.62 schwarze 1448: case LIST_tag:
1.81 schwarze 1449: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1450: putchar('\n');
1451: outflags &= ~MMAN_spc;
1.94 schwarze 1452: return 1;
1.3 schwarze 1453: default:
1.94 schwarze 1454: return 1;
1.3 schwarze 1455: }
1.30 schwarze 1456: default:
1457: break;
1.1 schwarze 1458: }
1.94 schwarze 1459: return 1;
1.30 schwarze 1460: }
1461:
1.47 schwarze 1462: /*
1463: * This function is called after closing out an indented block.
1464: * If we are inside an enclosing list, restore its indentation.
1465: */
1466: static void
1467: mid_it(void)
1468: {
1469: char buf[24];
1470:
1471: /* Nothing to do outside a list. */
1472: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1473: return;
1474:
1475: /* The indentation has already been set up. */
1476: if (Bl_stack_post[Bl_stack_len - 1])
1477: return;
1478:
1479: /* Restore the indentation of the enclosing list. */
1480: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1481: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1482: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1483: print_word(buf);
1484:
1485: /* Remeber to close out this .RS block later. */
1486: Bl_stack_post[Bl_stack_len - 1] = 1;
1487: }
1488:
1.30 schwarze 1489: static void
1490: post_it(DECL_ARGS)
1491: {
1.90 schwarze 1492: const struct roff_node *bln;
1.30 schwarze 1493:
1.33 schwarze 1494: bln = n->parent->parent;
1495:
1496: switch (n->type) {
1.89 schwarze 1497: case ROFFT_HEAD:
1.30 schwarze 1498: switch (bln->norm->Bl.type) {
1.62 schwarze 1499: case LIST_diag:
1.30 schwarze 1500: outflags &= ~MMAN_spc;
1501: print_word("\\ ");
1502: break;
1.62 schwarze 1503: case LIST_ohang:
1.30 schwarze 1504: outflags |= MMAN_br;
1505: break;
1506: default:
1507: break;
1508: }
1.33 schwarze 1509: break;
1.89 schwarze 1510: case ROFFT_BODY:
1.43 schwarze 1511: switch (bln->norm->Bl.type) {
1.62 schwarze 1512: case LIST_bullet:
1513: case LIST_dash:
1514: case LIST_hyphen:
1515: case LIST_enum:
1516: case LIST_hang:
1517: case LIST_tag:
1.43 schwarze 1518: assert(Bl_stack_len);
1519: Bl_stack[--Bl_stack_len] = 0;
1520:
1521: /*
1522: * Our indentation had to be restored
1.47 schwarze 1523: * after a child display or child list.
1.43 schwarze 1524: * Close out that indentation block now.
1525: */
1526: if (Bl_stack_post[Bl_stack_len]) {
1527: print_line(".RE", MMAN_nl);
1528: Bl_stack_post[Bl_stack_len] = 0;
1529: }
1530: break;
1.62 schwarze 1531: case LIST_column:
1.43 schwarze 1532: if (NULL != n->next) {
1533: putchar('\t');
1534: outflags &= ~MMAN_spc;
1535: }
1536: break;
1537: default:
1538: break;
1.33 schwarze 1539: }
1540: break;
1541: default:
1542: break;
1.30 schwarze 1543: }
1.14 schwarze 1544: }
1545:
1546: static void
1547: post_lb(DECL_ARGS)
1548: {
1549:
1.21 schwarze 1550: if (SEC_LIBRARY == n->sec)
1551: outflags |= MMAN_br;
1.24 schwarze 1552: }
1553:
1554: static int
1555: pre_lk(DECL_ARGS)
1556: {
1.116 schwarze 1557: const struct roff_node *link, *descr, *punct;
1.24 schwarze 1558:
1.107 schwarze 1559: if ((link = n->child) == NULL)
1.94 schwarze 1560: return 0;
1.24 schwarze 1561:
1.116 schwarze 1562: /* Find beginning of trailing punctuation. */
1563: punct = n->last;
1564: while (punct != link && punct->flags & NODE_DELIMC)
1565: punct = punct->prev;
1566: punct = punct->next;
1567:
1.107 schwarze 1568: /* Link text. */
1.116 schwarze 1569: if ((descr = link->next) != NULL && descr != punct) {
1.26 schwarze 1570: font_push('I');
1.116 schwarze 1571: while (descr != punct) {
1.24 schwarze 1572: print_word(descr->string);
1573: descr = descr->next;
1574: }
1.106 schwarze 1575: font_pop();
1.24 schwarze 1576: print_word(":");
1577: }
1578:
1.107 schwarze 1579: /* Link target. */
1.26 schwarze 1580: font_push('B');
1.24 schwarze 1581: print_word(link->string);
1.26 schwarze 1582: font_pop();
1.107 schwarze 1583:
1584: /* Trailing punctuation. */
1.116 schwarze 1585: while (punct != NULL) {
1586: print_word(punct->string);
1587: punct = punct->next;
1.107 schwarze 1588: }
1.94 schwarze 1589: return 0;
1.60 schwarze 1590: }
1591:
1.112 schwarze 1592: static void
1.115 schwarze 1593: pre_onearg(DECL_ARGS)
1.60 schwarze 1594: {
1.115 schwarze 1595: outflags |= MMAN_nl;
1596: print_word(".");
1597: outflags &= ~MMAN_spc;
1598: print_word(roff_name[n->tok]);
1.112 schwarze 1599: if (n->child != NULL)
1600: print_word(n->child->string);
1601: outflags |= MMAN_nl;
1.118 schwarze 1602: if (n->tok == ROFF_ce)
1603: for (n = n->child->next; n != NULL; n = n->next)
1604: print_node(meta, n);
1.1 schwarze 1605: }
1606:
1607: static int
1.26 schwarze 1608: pre_li(DECL_ARGS)
1609: {
1610:
1611: font_push('R');
1.94 schwarze 1612: return 1;
1.26 schwarze 1613: }
1614:
1615: static int
1.1 schwarze 1616: pre_nm(DECL_ARGS)
1617: {
1.38 schwarze 1618: char *name;
1.1 schwarze 1619:
1.89 schwarze 1620: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1621: outflags |= MMAN_Bk;
1.23 schwarze 1622: pre_syn(n);
1.54 schwarze 1623: }
1.89 schwarze 1624: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.94 schwarze 1625: return 1;
1.102 schwarze 1626: name = n->child == NULL ? NULL : n->child->string;
1.38 schwarze 1627: if (NULL == name)
1.94 schwarze 1628: return 0;
1.89 schwarze 1629: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1630: if (NULL == n->parent->prev)
1631: outflags |= MMAN_sp;
1632: print_block(".HP", 0);
1.108 schwarze 1633: printf(" %dn", man_strlen(name) + 1);
1.38 schwarze 1634: outflags |= MMAN_nl;
1635: }
1.26 schwarze 1636: font_push('B');
1.94 schwarze 1637: return 1;
1.1 schwarze 1638: }
1639:
1640: static void
1641: post_nm(DECL_ARGS)
1642: {
1643:
1.54 schwarze 1644: switch (n->type) {
1.89 schwarze 1645: case ROFFT_BLOCK:
1.54 schwarze 1646: outflags &= ~MMAN_Bk;
1647: break;
1.89 schwarze 1648: case ROFFT_HEAD:
1649: case ROFFT_ELEM:
1.102 schwarze 1650: if (n->child != NULL && n->child->string != NULL)
1.67 schwarze 1651: font_pop();
1.54 schwarze 1652: break;
1653: default:
1654: break;
1655: }
1.25 schwarze 1656: }
1657:
1658: static int
1659: pre_no(DECL_ARGS)
1660: {
1661:
1662: outflags |= MMAN_spc_force;
1.94 schwarze 1663: return 1;
1.1 schwarze 1664: }
1665:
1666: static int
1667: pre_ns(DECL_ARGS)
1668: {
1669:
1.20 schwarze 1670: outflags &= ~MMAN_spc;
1.94 schwarze 1671: return 0;
1.1 schwarze 1672: }
1673:
1.3 schwarze 1674: static void
1675: post_pf(DECL_ARGS)
1676: {
1677:
1.98 schwarze 1678: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.77 schwarze 1679: outflags &= ~MMAN_spc;
1.3 schwarze 1680: }
1681:
1.1 schwarze 1682: static int
1683: pre_pp(DECL_ARGS)
1684: {
1685:
1.36 schwarze 1686: if (MDOC_It != n->parent->tok)
1687: outflags |= MMAN_PP;
1688: outflags |= MMAN_sp | MMAN_nl;
1689: outflags &= ~MMAN_br;
1.94 schwarze 1690: return 0;
1.34 schwarze 1691: }
1692:
1693: static int
1694: pre_rs(DECL_ARGS)
1695: {
1696:
1697: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1698: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1699: outflags &= ~MMAN_br;
1.34 schwarze 1700: }
1.94 schwarze 1701: return 1;
1.67 schwarze 1702: }
1703:
1704: static int
1.75 schwarze 1705: pre_skip(DECL_ARGS)
1706: {
1707:
1.94 schwarze 1708: return 0;
1.12 schwarze 1709: }
1710:
1711: static int
1712: pre_sm(DECL_ARGS)
1713: {
1714:
1.65 schwarze 1715: if (NULL == n->child)
1716: outflags ^= MMAN_Sm;
1717: else if (0 == strcmp("on", n->child->string))
1718: outflags |= MMAN_Sm;
1.12 schwarze 1719: else
1.20 schwarze 1720: outflags &= ~MMAN_Sm;
1.65 schwarze 1721:
1722: if (MMAN_Sm & outflags)
1723: outflags |= MMAN_spc;
1724:
1.94 schwarze 1725: return 0;
1.1 schwarze 1726: }
1727:
1.113 schwarze 1728: static void
1.3 schwarze 1729: pre_sp(DECL_ARGS)
1.1 schwarze 1730: {
1.113 schwarze 1731: if (outflags & MMAN_PP) {
1.41 schwarze 1732: outflags &= ~MMAN_PP;
1.40 schwarze 1733: print_line(".PP", 0);
1.113 schwarze 1734: } else {
1.40 schwarze 1735: print_line(".sp", 0);
1.113 schwarze 1736: if (n->child != NULL)
1737: print_word(n->child->string);
1738: }
1.20 schwarze 1739: outflags |= MMAN_nl;
1.18 schwarze 1740: }
1741:
1742: static int
1.26 schwarze 1743: pre_sy(DECL_ARGS)
1744: {
1745:
1746: font_push('B');
1.94 schwarze 1747: return 1;
1.114 schwarze 1748: }
1749:
1750: static void
1751: pre_ta(DECL_ARGS)
1752: {
1753: print_line(".ta", 0);
1754: for (n = n->child; n != NULL; n = n->next)
1755: print_word(n->string);
1756: outflags |= MMAN_nl;
1.26 schwarze 1757: }
1758:
1759: static int
1.18 schwarze 1760: pre_vt(DECL_ARGS)
1761: {
1762:
1.98 schwarze 1763: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1764: switch (n->type) {
1.89 schwarze 1765: case ROFFT_BLOCK:
1.23 schwarze 1766: pre_syn(n);
1.94 schwarze 1767: return 1;
1.89 schwarze 1768: case ROFFT_BODY:
1.18 schwarze 1769: break;
1770: default:
1.94 schwarze 1771: return 0;
1.18 schwarze 1772: }
1773: }
1.26 schwarze 1774: font_push('I');
1.94 schwarze 1775: return 1;
1.18 schwarze 1776: }
1777:
1778: static void
1779: post_vt(DECL_ARGS)
1780: {
1781:
1.98 schwarze 1782: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1783: return;
1.26 schwarze 1784: font_pop();
1.1 schwarze 1785: }
1786:
1787: static int
1788: pre_xr(DECL_ARGS)
1789: {
1790:
1791: n = n->child;
1792: if (NULL == n)
1.94 schwarze 1793: return 0;
1.42 schwarze 1794: print_node(meta, n);
1.1 schwarze 1795: n = n->next;
1796: if (NULL == n)
1.94 schwarze 1797: return 0;
1.20 schwarze 1798: outflags &= ~MMAN_spc;
1799: print_word("(");
1.42 schwarze 1800: print_node(meta, n);
1.20 schwarze 1801: print_word(")");
1.94 schwarze 1802: return 0;
1.1 schwarze 1803: }
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