Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.126
1.126 ! schwarze 1: /* $OpenBSD: mdoc_man.c,v 1.125 2018/08/17 20:31:52 schwarze Exp $ */
1.1 schwarze 2: /*
1.124 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: */
1.69 schwarze 17: #include <sys/types.h>
18:
1.9 schwarze 19: #include <assert.h>
1.1 schwarze 20: #include <stdio.h>
1.108 schwarze 21: #include <stdlib.h>
1.1 schwarze 22: #include <string.h>
23:
1.87 schwarze 24: #include "mandoc_aux.h"
1.1 schwarze 25: #include "mandoc.h"
1.87 schwarze 26: #include "roff.h"
27: #include "mdoc.h"
28: #include "man.h"
1.8 schwarze 29: #include "out.h"
1.1 schwarze 30: #include "main.h"
31:
1.89 schwarze 32: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 33:
1.110 schwarze 34: typedef int (*int_fp)(DECL_ARGS);
35: typedef void (*void_fp)(DECL_ARGS);
36:
1.125 schwarze 37: struct mdoc_man_act {
1.110 schwarze 38: int_fp cond; /* DON'T run actions */
39: int_fp pre; /* pre-node action */
40: void_fp post; /* post-node action */
1.4 schwarze 41: const char *prefix; /* pre-node string constant */
42: const char *suffix; /* post-node string constant */
1.1 schwarze 43: };
44:
1.4 schwarze 45: static int cond_body(DECL_ARGS);
1.1 schwarze 46: static int cond_head(DECL_ARGS);
1.24 schwarze 47: static void font_push(char);
48: static void font_pop(void);
1.106 schwarze 49: static int man_strlen(const char *);
1.46 schwarze 50: static void mid_it(void);
1.32 schwarze 51: static void post__t(DECL_ARGS);
1.72 schwarze 52: static void post_aq(DECL_ARGS);
1.4 schwarze 53: static void post_bd(DECL_ARGS);
1.25 schwarze 54: static void post_bf(DECL_ARGS);
1.10 schwarze 55: static void post_bk(DECL_ARGS);
1.28 schwarze 56: static void post_bl(DECL_ARGS);
1.4 schwarze 57: static void post_dl(DECL_ARGS);
1.63 schwarze 58: static void post_en(DECL_ARGS);
1.1 schwarze 59: static void post_enc(DECL_ARGS);
1.26 schwarze 60: static void post_eo(DECL_ARGS);
1.14 schwarze 61: static void post_fa(DECL_ARGS);
1.27 schwarze 62: static void post_fd(DECL_ARGS);
1.24 schwarze 63: static void post_fl(DECL_ARGS);
1.13 schwarze 64: static void post_fn(DECL_ARGS);
1.14 schwarze 65: static void post_fo(DECL_ARGS);
1.24 schwarze 66: static void post_font(DECL_ARGS);
1.12 schwarze 67: static void post_in(DECL_ARGS);
1.28 schwarze 68: static void post_it(DECL_ARGS);
1.11 schwarze 69: static void post_lb(DECL_ARGS);
1.4 schwarze 70: static void post_nm(DECL_ARGS);
1.1 schwarze 71: static void post_percent(DECL_ARGS);
1.4 schwarze 72: static void post_pf(DECL_ARGS);
1.3 schwarze 73: static void post_sect(DECL_ARGS);
1.15 schwarze 74: static void post_vt(DECL_ARGS);
1.32 schwarze 75: static int pre__t(DECL_ARGS);
1.20 schwarze 76: static int pre_an(DECL_ARGS);
1.3 schwarze 77: static int pre_ap(DECL_ARGS);
1.72 schwarze 78: static int pre_aq(DECL_ARGS);
1.3 schwarze 79: static int pre_bd(DECL_ARGS);
1.25 schwarze 80: static int pre_bf(DECL_ARGS);
1.10 schwarze 81: static int pre_bk(DECL_ARGS);
1.28 schwarze 82: static int pre_bl(DECL_ARGS);
1.110 schwarze 83: static void pre_br(DECL_ARGS);
1.1 schwarze 84: static int pre_dl(DECL_ARGS);
1.63 schwarze 85: static int pre_en(DECL_ARGS);
1.4 schwarze 86: static int pre_enc(DECL_ARGS);
1.24 schwarze 87: static int pre_em(DECL_ARGS);
1.73 schwarze 88: static int pre_skip(DECL_ARGS);
1.74 schwarze 89: static int pre_eo(DECL_ARGS);
1.66 schwarze 90: static int pre_ex(DECL_ARGS);
1.14 schwarze 91: static int pre_fa(DECL_ARGS);
1.27 schwarze 92: static int pre_fd(DECL_ARGS);
1.24 schwarze 93: static int pre_fl(DECL_ARGS);
1.13 schwarze 94: static int pre_fn(DECL_ARGS);
1.14 schwarze 95: static int pre_fo(DECL_ARGS);
1.110 schwarze 96: static void pre_ft(DECL_ARGS);
1.109 schwarze 97: static int pre_Ft(DECL_ARGS);
1.12 schwarze 98: static int pre_in(DECL_ARGS);
1.1 schwarze 99: static int pre_it(DECL_ARGS);
1.22 schwarze 100: static int pre_lk(DECL_ARGS);
1.24 schwarze 101: static int pre_li(DECL_ARGS);
1.1 schwarze 102: static int pre_nm(DECL_ARGS);
1.23 schwarze 103: static int pre_no(DECL_ARGS);
1.1 schwarze 104: static int pre_ns(DECL_ARGS);
1.113 schwarze 105: static void pre_onearg(DECL_ARGS);
1.1 schwarze 106: static int pre_pp(DECL_ARGS);
1.32 schwarze 107: static int pre_rs(DECL_ARGS);
1.9 schwarze 108: static int pre_sm(DECL_ARGS);
1.111 schwarze 109: static void pre_sp(DECL_ARGS);
1.4 schwarze 110: static int pre_sect(DECL_ARGS);
1.24 schwarze 111: static int pre_sy(DECL_ARGS);
1.88 schwarze 112: static void pre_syn(const struct roff_node *);
1.112 schwarze 113: static void pre_ta(DECL_ARGS);
1.15 schwarze 114: static int pre_vt(DECL_ARGS);
1.1 schwarze 115: static int pre_xr(DECL_ARGS);
1.18 schwarze 116: static void print_word(const char *);
1.34 schwarze 117: static void print_line(const char *, int);
118: static void print_block(const char *, int);
1.69 schwarze 119: static void print_offs(const char *, int);
1.79 schwarze 120: static void print_width(const struct mdoc_bl *,
1.88 schwarze 121: const struct roff_node *);
1.28 schwarze 122: static void print_count(int *);
1.4 schwarze 123: static void print_node(DECL_ARGS);
1.1 schwarze 124:
1.125 schwarze 125: static const void_fp roff_man_acts[ROFF_MAX] = {
1.119 schwarze 126: pre_br, /* br */
127: pre_onearg, /* ce */
128: pre_ft, /* ft */
129: pre_onearg, /* ll */
130: pre_onearg, /* mc */
1.120 schwarze 131: pre_onearg, /* po */
1.119 schwarze 132: pre_onearg, /* rj */
133: pre_sp, /* sp */
134: pre_ta, /* ta */
135: pre_onearg, /* ti */
1.110 schwarze 136: };
137:
1.125 schwarze 138: static const struct mdoc_man_act mdoc_man_acts[MDOC_MAX - MDOC_Dd] = {
1.3 schwarze 139: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
140: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 141: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 142: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
143: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 144: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 145: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 146: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 147: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
148: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 149: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 150: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 151: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 152: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 153: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.107 schwarze 154: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
156: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
157: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
158: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
159: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
160: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.66 schwarze 161: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.14 schwarze 162: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 163: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 164: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 165: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.109 schwarze 166: { NULL, pre_Ft, post_font, NULL, NULL }, /* Ft */
1.24 schwarze 167: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 168: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 169: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 170: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
171: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
172: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.109 schwarze 173: { NULL, pre_Ft, post_font, NULL, NULL }, /* Ot */
1.24 schwarze 174: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.99 schwarze 175: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.5 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 177: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 178: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 179: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 180: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
181: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
182: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
183: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
184: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
185: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
186: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
187: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
188: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
189: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
190: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 191: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.72 schwarze 192: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
193: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.5 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 195: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 196: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 197: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
198: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.118 schwarze 199: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bsx */
200: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bx */
1.73 schwarze 201: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.6 schwarze 202: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.122 schwarze 203: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
204: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.26 schwarze 205: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
206: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 207: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.74 schwarze 208: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.118 schwarze 209: { NULL, pre_bk, post_bk, NULL, NULL }, /* Fx */
1.24 schwarze 210: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 211: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 212: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.118 schwarze 213: { NULL, pre_bk, post_bk, NULL, NULL }, /* Nx */
214: { NULL, pre_bk, post_bk, NULL, NULL }, /* Ox */
1.3 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
216: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
217: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
218: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 220: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 221: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
222: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
223: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 224: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 225: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 226: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
227: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 228: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
230: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
231: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.97 schwarze 232: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.32 schwarze 233: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
234: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 235: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
236: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 237: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 238: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 239: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
240: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.99 schwarze 241: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.5 schwarze 242: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.63 schwarze 243: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.99 schwarze 244: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.11 schwarze 245: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 246: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 247: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 248: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 249: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
250: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
251: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 252: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.73 schwarze 253: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.63 schwarze 254: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.118 schwarze 255: { NULL, pre_bk, post_bk, NULL, NULL }, /* Dx */
1.32 schwarze 256: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
257: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
258: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.1 schwarze 259: };
1.125 schwarze 260: static const struct mdoc_man_act *mdoc_man_act(enum roff_tok);
1.1 schwarze 261:
1.18 schwarze 262: static int outflags;
1.34 schwarze 263: #define MMAN_spc (1 << 0) /* blank character before next word */
264: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
265: #define MMAN_nl (1 << 2) /* break man(7) code line */
266: #define MMAN_br (1 << 3) /* break output line */
267: #define MMAN_sp (1 << 4) /* insert a blank output line */
268: #define MMAN_PP (1 << 5) /* reset indentation etc. */
269: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
270: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 271: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
272: #define MMAN_An_split (1 << 9) /* author mode is "split" */
273: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
274: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 schwarze 275: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 276:
1.43 schwarze 277: #define BL_STACK_MAX 32
278:
1.79 schwarze 279: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 280: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
281: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 282: static int TPremain; /* characters before tag is full */
283:
1.24 schwarze 284: static struct {
285: char *head;
286: char *tail;
287: size_t size;
288: } fontqueue;
289:
1.61 schwarze 290:
1.125 schwarze 291: static const struct mdoc_man_act *
292: mdoc_man_act(enum roff_tok tok)
293: {
294: assert(tok >= MDOC_Dd && tok <= MDOC_MAX);
295: return mdoc_man_acts + (tok - MDOC_Dd);
296: }
297:
1.106 schwarze 298: static int
299: man_strlen(const char *cp)
300: {
301: size_t rsz;
302: int skip, sz;
303:
304: sz = 0;
305: skip = 0;
306: for (;;) {
307: rsz = strcspn(cp, "\\");
308: if (rsz) {
309: cp += rsz;
310: if (skip) {
311: skip = 0;
312: rsz--;
313: }
314: sz += rsz;
315: }
316: if ('\0' == *cp)
317: break;
318: cp++;
319: switch (mandoc_escape(&cp, NULL, NULL)) {
320: case ESCAPE_ERROR:
321: return sz;
322: case ESCAPE_UNICODE:
323: case ESCAPE_NUMBERED:
324: case ESCAPE_SPECIAL:
325: case ESCAPE_OVERSTRIKE:
326: if (skip)
327: skip = 0;
328: else
329: sz++;
330: break;
331: case ESCAPE_SKIPCHAR:
332: skip = 1;
333: break;
334: default:
335: break;
336: }
337: }
338: return sz;
339: }
340:
1.24 schwarze 341: static void
342: font_push(char newfont)
343: {
344:
345: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
346: fontqueue.size += 8;
347: fontqueue.head = mandoc_realloc(fontqueue.head,
1.61 schwarze 348: fontqueue.size);
1.24 schwarze 349: }
350: *fontqueue.tail = newfont;
1.35 schwarze 351: print_word("");
352: printf("\\f");
1.24 schwarze 353: putchar(newfont);
354: outflags &= ~MMAN_spc;
355: }
356:
357: static void
358: font_pop(void)
359: {
360:
361: if (fontqueue.tail > fontqueue.head)
362: fontqueue.tail--;
363: outflags &= ~MMAN_spc;
1.35 schwarze 364: print_word("");
365: printf("\\f");
1.24 schwarze 366: putchar(*fontqueue.tail);
367: }
368:
1.1 schwarze 369: static void
1.18 schwarze 370: print_word(const char *s)
1.1 schwarze 371: {
1.4 schwarze 372:
1.34 schwarze 373: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.61 schwarze 374: /*
1.4 schwarze 375: * If we need a newline, print it now and start afresh.
376: */
1.34 schwarze 377: if (MMAN_PP & outflags) {
1.44 schwarze 378: if (MMAN_sp & outflags) {
379: if (MMAN_PD & outflags) {
380: printf("\n.PD");
381: outflags &= ~MMAN_PD;
382: }
383: } else if ( ! (MMAN_PD & outflags)) {
384: printf("\n.PD 0");
385: outflags |= MMAN_PD;
386: }
1.34 schwarze 387: printf("\n.PP\n");
388: } else if (MMAN_sp & outflags)
1.19 schwarze 389: printf("\n.sp\n");
390: else if (MMAN_br & outflags)
391: printf("\n.br\n");
392: else if (MMAN_nl & outflags)
393: putchar('\n');
1.34 schwarze 394: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 395: if (1 == TPremain)
396: printf(".br\n");
397: TPremain = 0;
398: } else if (MMAN_spc & outflags) {
1.4 schwarze 399: /*
1.23 schwarze 400: * If we need a space, only print it if
401: * (1) it is forced by `No' or
402: * (2) what follows is not terminating punctuation or
403: * (3) what follows is longer than one character.
1.4 schwarze 404: */
1.35 schwarze 405: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 406: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 407: if (MMAN_Bk & outflags &&
408: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 409: putchar('\\');
1.39 millert 410: putchar(' ');
1.35 schwarze 411: if (TPremain)
412: TPremain--;
1.10 schwarze 413: }
1.35 schwarze 414: }
1.4 schwarze 415:
416: /*
417: * Reassign needing space if we're not following opening
418: * punctuation.
419: */
1.35 schwarze 420: if (MMAN_Sm & outflags && ('\0' == s[0] ||
421: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 422: outflags |= MMAN_spc;
423: else
424: outflags &= ~MMAN_spc;
1.45 schwarze 425: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 426:
1.1 schwarze 427: for ( ; *s; s++) {
428: switch (*s) {
1.61 schwarze 429: case ASCII_NBRSP:
1.39 millert 430: printf("\\ ");
1.1 schwarze 431: break;
1.61 schwarze 432: case ASCII_HYPH:
1.1 schwarze 433: putchar('-');
1.57 schwarze 434: break;
1.61 schwarze 435: case ASCII_BREAK:
1.57 schwarze 436: printf("\\:");
1.1 schwarze 437: break;
1.61 schwarze 438: case ' ':
1.55 schwarze 439: if (MMAN_nbrword & outflags) {
440: printf("\\ ");
441: break;
442: }
443: /* FALLTHROUGH */
1.1 schwarze 444: default:
1.4 schwarze 445: putchar((unsigned char)*s);
1.1 schwarze 446: break;
447: }
1.35 schwarze 448: if (TPremain)
449: TPremain--;
1.1 schwarze 450: }
1.55 schwarze 451: outflags &= ~MMAN_nbrword;
1.1 schwarze 452: }
453:
1.8 schwarze 454: static void
1.34 schwarze 455: print_line(const char *s, int newflags)
456: {
457:
458: outflags |= MMAN_nl;
459: print_word(s);
460: outflags |= newflags;
461: }
462:
463: static void
464: print_block(const char *s, int newflags)
465: {
466:
467: outflags &= ~MMAN_PP;
1.44 schwarze 468: if (MMAN_sp & outflags) {
1.34 schwarze 469: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 470: if (MMAN_PD & outflags) {
471: print_line(".PD", 0);
472: outflags &= ~MMAN_PD;
473: }
1.45 schwarze 474: } else if (! (MMAN_PD & outflags))
475: print_line(".PD 0", MMAN_PD);
1.34 schwarze 476: outflags |= MMAN_nl;
477: print_word(s);
1.45 schwarze 478: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 479: }
480:
481: static void
1.69 schwarze 482: print_offs(const char *v, int keywords)
1.8 schwarze 483: {
484: char buf[24];
485: struct roffsu su;
1.117 schwarze 486: const char *end;
1.79 schwarze 487: int sz;
1.8 schwarze 488:
1.47 schwarze 489: print_line(".RS", MMAN_Bk_susp);
490:
1.43 schwarze 491: /* Convert v into a number (of characters). */
1.69 schwarze 492: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.8 schwarze 493: sz = 0;
1.69 schwarze 494: else if (keywords && !strcmp(v, "indent"))
1.8 schwarze 495: sz = 6;
1.69 schwarze 496: else if (keywords && !strcmp(v, "indent-two"))
1.8 schwarze 497: sz = 12;
1.117 schwarze 498: else {
499: end = a2roffsu(v, &su, SCALE_EN);
500: if (end == NULL || *end != '\0')
501: sz = man_strlen(v);
502: else if (SCALE_EN == su.unit)
1.43 schwarze 503: sz = su.scale;
504: else {
505: /*
506: * XXX
507: * If we are inside an enclosing list,
508: * there is no easy way to add the two
509: * indentations because they are provided
510: * in terms of different units.
511: */
512: print_word(v);
1.47 schwarze 513: outflags |= MMAN_nl;
1.43 schwarze 514: return;
515: }
1.117 schwarze 516: }
1.8 schwarze 517:
1.43 schwarze 518: /*
519: * We are inside an enclosing list.
520: * Add the two indentations.
521: */
522: if (Bl_stack_len)
523: sz += Bl_stack[Bl_stack_len - 1];
524:
1.79 schwarze 525: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.18 schwarze 526: print_word(buf);
1.47 schwarze 527: outflags |= MMAN_nl;
1.8 schwarze 528: }
529:
1.46 schwarze 530: /*
531: * Set up the indentation for a list item; used from pre_it().
532: */
1.59 schwarze 533: static void
1.88 schwarze 534: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.28 schwarze 535: {
536: char buf[24];
537: struct roffsu su;
1.117 schwarze 538: const char *end;
1.79 schwarze 539: int numeric, remain, sz, chsz;
1.29 schwarze 540:
1.35 schwarze 541: numeric = 1;
542: remain = 0;
1.43 schwarze 543:
1.79 schwarze 544: /* Convert the width into a number (of characters). */
545: if (bl->width == NULL)
546: sz = (bl->type == LIST_hang) ? 6 : 0;
1.117 schwarze 547: else {
548: end = a2roffsu(bl->width, &su, SCALE_MAX);
549: if (end == NULL || *end != '\0')
550: sz = man_strlen(bl->width);
551: else if (SCALE_EN == su.unit)
1.28 schwarze 552: sz = su.scale;
553: else {
1.35 schwarze 554: sz = 0;
555: numeric = 0;
1.28 schwarze 556: }
1.117 schwarze 557: }
1.28 schwarze 558:
1.35 schwarze 559: /* XXX Rough estimation, might have multiple parts. */
1.79 schwarze 560: if (bl->type == LIST_enum)
561: chsz = (bl->count > 8) + 1;
1.87 schwarze 562: else if (child != NULL && child->type == ROFFT_TEXT)
1.106 schwarze 563: chsz = man_strlen(child->string);
1.79 schwarze 564: else
565: chsz = 0;
1.35 schwarze 566:
1.46 schwarze 567: /* Maybe we are inside an enclosing list? */
568: mid_it();
1.43 schwarze 569:
570: /*
571: * Save our own indentation,
572: * such that child lists can use it.
573: */
574: Bl_stack[Bl_stack_len++] = sz + 2;
575:
576: /* Set up the current list. */
1.79 schwarze 577: if (chsz > sz && bl->type != LIST_tag)
1.34 schwarze 578: print_block(".HP", 0);
1.35 schwarze 579: else {
1.34 schwarze 580: print_block(".TP", 0);
1.35 schwarze 581: remain = sz + 2;
582: }
583: if (numeric) {
1.79 schwarze 584: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.35 schwarze 585: print_word(buf);
586: } else
1.79 schwarze 587: print_word(bl->width);
1.35 schwarze 588: TPremain = remain;
1.28 schwarze 589: }
590:
1.59 schwarze 591: static void
1.28 schwarze 592: print_count(int *count)
593: {
1.62 schwarze 594: char buf[24];
1.28 schwarze 595:
1.79 schwarze 596: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.28 schwarze 597: print_word(buf);
1.4 schwarze 598: }
599:
600: void
1.90 schwarze 601: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 602: {
1.88 schwarze 603: struct roff_node *n;
1.1 schwarze 604:
1.124 schwarze 605: printf(".\\\" Automatically generated from an mdoc input file."
606: " Do not edit.\n");
607: for (n = mdoc->first->child; n != NULL; n = n->next) {
608: if (n->type != ROFFT_COMMENT)
609: break;
610: printf(".\\\"%s\n", n->string);
611: }
612:
1.41 millert 613: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.91 schwarze 614: mdoc->meta.title,
615: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
616: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.41 millert 617:
618: /* Disable hyphenation and if nroff, disable justification. */
619: printf(".nh\n.if n .ad l");
1.1 schwarze 620:
1.18 schwarze 621: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 622: if (0 == fontqueue.size) {
623: fontqueue.size = 8;
624: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
625: *fontqueue.tail = 'R';
626: }
1.124 schwarze 627: for (; n != NULL; n = n->next)
1.91 schwarze 628: print_node(&mdoc->meta, n);
1.3 schwarze 629: putchar('\n');
1.1 schwarze 630: }
631:
632: static void
633: print_node(DECL_ARGS)
634: {
1.125 schwarze 635: const struct mdoc_man_act *act;
636: struct roff_node *sub;
637: int cond, do_sub;
1.95 schwarze 638:
639: if (n->flags & NODE_NOPRT)
640: return;
1.45 schwarze 641:
1.4 schwarze 642: /*
643: * Break the line if we were parsed subsequent the current node.
644: * This makes the page structure be more consistent.
645: */
1.96 schwarze 646: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.18 schwarze 647: outflags |= MMAN_nl;
1.1 schwarze 648:
1.4 schwarze 649: act = NULL;
1.1 schwarze 650: cond = 0;
651: do_sub = 1;
1.96 schwarze 652: n->flags &= ~NODE_ENDED;
1.4 schwarze 653:
1.87 schwarze 654: if (n->type == ROFFT_TEXT) {
1.4 schwarze 655: /*
656: * Make sure that we don't happen to start with a
657: * control character at the start of a line.
658: */
1.61 schwarze 659: if (MMAN_nl & outflags &&
660: ('.' == *n->string || '\'' == *n->string)) {
1.35 schwarze 661: print_word("");
662: printf("\\&");
1.18 schwarze 663: outflags &= ~MMAN_spc;
1.3 schwarze 664: }
1.99 schwarze 665: if (n->flags & NODE_DELIMC)
666: outflags &= ~(MMAN_spc | MMAN_spc_force);
667: else if (outflags & MMAN_Sm)
1.71 schwarze 668: outflags |= MMAN_spc_force;
1.18 schwarze 669: print_word(n->string);
1.99 schwarze 670: if (n->flags & NODE_DELIMO)
671: outflags &= ~(MMAN_spc | MMAN_spc_force);
672: else if (outflags & MMAN_Sm)
1.71 schwarze 673: outflags |= MMAN_spc;
1.108 schwarze 674: } else if (n->tok < ROFF_MAX) {
1.125 schwarze 675: (*roff_man_acts[n->tok])(meta, n);
1.110 schwarze 676: return;
1.1 schwarze 677: } else {
1.4 schwarze 678: /*
679: * Conditionally run the pre-node action handler for a
680: * node.
681: */
1.125 schwarze 682: act = mdoc_man_act(n->tok);
1.74 schwarze 683: cond = act->cond == NULL || (*act->cond)(meta, n);
1.94 schwarze 684: if (cond && act->pre != NULL &&
685: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 686: do_sub = (*act->pre)(meta, n);
1.1 schwarze 687: }
688:
1.61 schwarze 689: /*
1.4 schwarze 690: * Conditionally run all child nodes.
691: * Note that this iterates over children instead of using
692: * recursion. This prevents unnecessary depth in the stack.
693: */
1.1 schwarze 694: if (do_sub)
695: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 696: print_node(meta, sub);
1.1 schwarze 697:
1.4 schwarze 698: /*
699: * Lastly, conditionally run the post-node handler.
700: */
1.96 schwarze 701: if (NODE_ENDED & n->flags)
1.58 schwarze 702: return;
703:
1.1 schwarze 704: if (cond && act->post)
1.42 schwarze 705: (*act->post)(meta, n);
1.58 schwarze 706:
707: if (ENDBODY_NOT != n->end)
1.96 schwarze 708: n->body->flags |= NODE_ENDED;
1.1 schwarze 709: }
710:
711: static int
712: cond_head(DECL_ARGS)
713: {
1.4 schwarze 714:
1.92 schwarze 715: return n->type == ROFFT_HEAD;
1.1 schwarze 716: }
717:
718: static int
719: cond_body(DECL_ARGS)
720: {
1.4 schwarze 721:
1.92 schwarze 722: return n->type == ROFFT_BODY;
1.1 schwarze 723: }
724:
725: static int
726: pre_enc(DECL_ARGS)
727: {
1.4 schwarze 728: const char *prefix;
1.1 schwarze 729:
1.125 schwarze 730: prefix = mdoc_man_act(n->tok)->prefix;
1.1 schwarze 731: if (NULL == prefix)
1.92 schwarze 732: return 1;
1.18 schwarze 733: print_word(prefix);
734: outflags &= ~MMAN_spc;
1.92 schwarze 735: return 1;
1.1 schwarze 736: }
737:
738: static void
739: post_enc(DECL_ARGS)
740: {
741: const char *suffix;
742:
1.125 schwarze 743: suffix = mdoc_man_act(n->tok)->suffix;
1.1 schwarze 744: if (NULL == suffix)
745: return;
1.58 schwarze 746: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 747: print_word(suffix);
1.24 schwarze 748: }
749:
1.66 schwarze 750: static int
751: pre_ex(DECL_ARGS)
752: {
753: outflags |= MMAN_br | MMAN_nl;
1.99 schwarze 754: return 1;
1.66 schwarze 755: }
756:
1.24 schwarze 757: static void
758: post_font(DECL_ARGS)
759: {
760:
761: font_pop();
1.1 schwarze 762: }
763:
764: static void
765: post_percent(DECL_ARGS)
766: {
767:
1.125 schwarze 768: if (mdoc_man_act(n->tok)->pre == pre_em)
1.32 schwarze 769: font_pop();
770: if (n->next) {
1.18 schwarze 771: print_word(",");
1.32 schwarze 772: if (n->prev && n->prev->tok == n->tok &&
773: n->next->tok == n->tok)
774: print_word("and");
775: } else {
1.18 schwarze 776: print_word(".");
777: outflags |= MMAN_nl;
1.1 schwarze 778: }
779: }
780:
1.32 schwarze 781: static int
782: pre__t(DECL_ARGS)
783: {
784:
1.103 schwarze 785: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.102 schwarze 786: print_word("\\(lq");
1.32 schwarze 787: outflags &= ~MMAN_spc;
788: } else
789: font_push('I');
1.92 schwarze 790: return 1;
1.32 schwarze 791: }
792:
793: static void
794: post__t(DECL_ARGS)
795: {
796:
1.103 schwarze 797: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.32 schwarze 798: outflags &= ~MMAN_spc;
1.102 schwarze 799: print_word("\\(rq");
1.32 schwarze 800: } else
801: font_pop();
1.42 schwarze 802: post_percent(meta, n);
1.32 schwarze 803: }
804:
1.4 schwarze 805: /*
806: * Print before a section header.
807: */
1.1 schwarze 808: static int
1.3 schwarze 809: pre_sect(DECL_ARGS)
810: {
811:
1.87 schwarze 812: if (n->type == ROFFT_HEAD) {
1.45 schwarze 813: outflags |= MMAN_sp;
1.125 schwarze 814: print_block(mdoc_man_act(n->tok)->prefix, 0);
1.45 schwarze 815: print_word("");
816: putchar('\"');
817: outflags &= ~MMAN_spc;
818: }
1.92 schwarze 819: return 1;
1.3 schwarze 820: }
821:
1.4 schwarze 822: /*
823: * Print subsequent a section header.
824: */
1.3 schwarze 825: static void
826: post_sect(DECL_ARGS)
827: {
828:
1.87 schwarze 829: if (n->type != ROFFT_HEAD)
1.3 schwarze 830: return;
1.18 schwarze 831: outflags &= ~MMAN_spc;
1.35 schwarze 832: print_word("");
833: putchar('\"');
1.18 schwarze 834: outflags |= MMAN_nl;
1.20 schwarze 835: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
836: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
837: }
838:
1.21 schwarze 839: /* See mdoc_term.c, synopsis_pre() for comments. */
840: static void
1.88 schwarze 841: pre_syn(const struct roff_node *n)
1.21 schwarze 842: {
843:
1.96 schwarze 844: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.21 schwarze 845: return;
846:
847: if (n->prev->tok == n->tok &&
1.61 schwarze 848: MDOC_Ft != n->tok &&
849: MDOC_Fo != n->tok &&
850: MDOC_Fn != n->tok) {
1.21 schwarze 851: outflags |= MMAN_br;
852: return;
853: }
854:
855: switch (n->prev->tok) {
1.61 schwarze 856: case MDOC_Fd:
857: case MDOC_Fn:
858: case MDOC_Fo:
859: case MDOC_In:
860: case MDOC_Vt:
1.21 schwarze 861: outflags |= MMAN_sp;
862: break;
1.61 schwarze 863: case MDOC_Ft:
1.21 schwarze 864: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
865: outflags |= MMAN_sp;
866: break;
867: }
868: /* FALLTHROUGH */
869: default:
870: outflags |= MMAN_br;
871: break;
872: }
873: }
874:
1.20 schwarze 875: static int
876: pre_an(DECL_ARGS)
877: {
878:
879: switch (n->norm->An.auth) {
1.61 schwarze 880: case AUTH_split:
1.20 schwarze 881: outflags &= ~MMAN_An_nosplit;
882: outflags |= MMAN_An_split;
1.92 schwarze 883: return 0;
1.61 schwarze 884: case AUTH_nosplit:
1.20 schwarze 885: outflags &= ~MMAN_An_split;
886: outflags |= MMAN_An_nosplit;
1.92 schwarze 887: return 0;
1.20 schwarze 888: default:
889: if (MMAN_An_split & outflags)
890: outflags |= MMAN_br;
891: else if (SEC_AUTHORS == n->sec &&
892: ! (MMAN_An_nosplit & outflags))
893: outflags |= MMAN_An_split;
1.92 schwarze 894: return 1;
1.20 schwarze 895: }
1.3 schwarze 896: }
897:
898: static int
899: pre_ap(DECL_ARGS)
900: {
901:
1.18 schwarze 902: outflags &= ~MMAN_spc;
903: print_word("'");
904: outflags &= ~MMAN_spc;
1.92 schwarze 905: return 0;
1.72 schwarze 906: }
907:
908: static int
909: pre_aq(DECL_ARGS)
910: {
911:
1.94 schwarze 912: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 913: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.72 schwarze 914: outflags &= ~MMAN_spc;
1.92 schwarze 915: return 1;
1.72 schwarze 916: }
917:
918: static void
919: post_aq(DECL_ARGS)
920: {
921:
922: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 923: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 924: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 925: }
926:
927: static int
928: pre_bd(DECL_ARGS)
929: {
930:
1.34 schwarze 931: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
932:
933: if (DISP_unfilled == n->norm->Bd.type ||
934: DISP_literal == n->norm->Bd.type)
935: print_line(".nf", 0);
936: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 937: outflags |= MMAN_sp;
1.69 schwarze 938: print_offs(n->norm->Bd.offs, 1);
1.92 schwarze 939: return 1;
1.3 schwarze 940: }
941:
942: static void
943: post_bd(DECL_ARGS)
944: {
945:
1.43 schwarze 946: /* Close out this display. */
1.34 schwarze 947: print_line(".RE", MMAN_nl);
1.3 schwarze 948: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 949: DISP_literal == n->norm->Bd.type)
950: print_line(".fi", MMAN_nl);
1.43 schwarze 951:
1.46 schwarze 952: /* Maybe we are inside an enclosing list? */
953: if (NULL != n->parent->next)
954: mid_it();
1.10 schwarze 955: }
956:
957: static int
1.25 schwarze 958: pre_bf(DECL_ARGS)
959: {
960:
961: switch (n->type) {
1.87 schwarze 962: case ROFFT_BLOCK:
1.92 schwarze 963: return 1;
1.87 schwarze 964: case ROFFT_BODY:
1.25 schwarze 965: break;
966: default:
1.92 schwarze 967: return 0;
1.25 schwarze 968: }
969: switch (n->norm->Bf.font) {
1.61 schwarze 970: case FONT_Em:
1.25 schwarze 971: font_push('I');
972: break;
1.61 schwarze 973: case FONT_Sy:
1.25 schwarze 974: font_push('B');
975: break;
976: default:
977: font_push('R');
978: break;
979: }
1.92 schwarze 980: return 1;
1.25 schwarze 981: }
982:
983: static void
984: post_bf(DECL_ARGS)
985: {
986:
1.87 schwarze 987: if (n->type == ROFFT_BODY)
1.25 schwarze 988: font_pop();
989: }
990:
991: static int
1.10 schwarze 992: pre_bk(DECL_ARGS)
993: {
994: switch (n->type) {
1.87 schwarze 995: case ROFFT_BLOCK:
1.92 schwarze 996: return 1;
1.87 schwarze 997: case ROFFT_BODY:
1.118 schwarze 998: case ROFFT_ELEM:
1.18 schwarze 999: outflags |= MMAN_Bk;
1.92 schwarze 1000: return 1;
1.10 schwarze 1001: default:
1.92 schwarze 1002: return 0;
1.10 schwarze 1003: }
1004: }
1005:
1006: static void
1007: post_bk(DECL_ARGS)
1008: {
1.118 schwarze 1009: switch (n->type) {
1010: case ROFFT_ELEM:
1011: while ((n = n->parent) != NULL)
1012: if (n->tok == MDOC_Bk)
1013: return;
1014: /* FALLTHROUGH */
1015: case ROFFT_BODY:
1.18 schwarze 1016: outflags &= ~MMAN_Bk;
1.118 schwarze 1017: break;
1018: default:
1019: break;
1020: }
1.3 schwarze 1021: }
1022:
1023: static int
1.28 schwarze 1024: pre_bl(DECL_ARGS)
1025: {
1.31 schwarze 1026: size_t icol;
1.28 schwarze 1027:
1.48 schwarze 1028: /*
1029: * print_offs() will increase the -offset to account for
1030: * a possible enclosing .It, but any enclosed .It blocks
1031: * just nest and do not add up their indentation.
1032: */
1033: if (n->norm->Bl.offs) {
1.69 schwarze 1034: print_offs(n->norm->Bl.offs, 0);
1.48 schwarze 1035: Bl_stack[Bl_stack_len++] = 0;
1036: }
1037:
1.31 schwarze 1038: switch (n->norm->Bl.type) {
1.61 schwarze 1039: case LIST_enum:
1.28 schwarze 1040: n->norm->Bl.count = 0;
1.92 schwarze 1041: return 1;
1.61 schwarze 1042: case LIST_column:
1.31 schwarze 1043: break;
1044: default:
1.92 schwarze 1045: return 1;
1.31 schwarze 1046: }
1047:
1.94 schwarze 1048: if (n->child != NULL) {
1.81 schwarze 1049: print_line(".TS", MMAN_nl);
1050: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1051: print_word("l");
1052: print_word(".");
1053: }
1.34 schwarze 1054: outflags |= MMAN_nl;
1.92 schwarze 1055: return 1;
1.28 schwarze 1056: }
1057:
1058: static void
1059: post_bl(DECL_ARGS)
1060: {
1061:
1.31 schwarze 1062: switch (n->norm->Bl.type) {
1.61 schwarze 1063: case LIST_column:
1.94 schwarze 1064: if (n->child != NULL)
1.81 schwarze 1065: print_line(".TE", 0);
1.34 schwarze 1066: break;
1.61 schwarze 1067: case LIST_enum:
1.31 schwarze 1068: n->norm->Bl.count = 0;
1069: break;
1070: default:
1071: break;
1072: }
1.48 schwarze 1073:
1074: if (n->norm->Bl.offs) {
1075: print_line(".RE", MMAN_nl);
1076: assert(Bl_stack_len);
1077: Bl_stack_len--;
1078: assert(0 == Bl_stack[Bl_stack_len]);
1079: } else {
1080: outflags |= MMAN_PP | MMAN_nl;
1081: outflags &= ~(MMAN_sp | MMAN_br);
1082: }
1.46 schwarze 1083:
1084: /* Maybe we are inside an enclosing list? */
1085: if (NULL != n->parent->next)
1086: mid_it();
1087:
1.28 schwarze 1088: }
1089:
1.110 schwarze 1090: static void
1.3 schwarze 1091: pre_br(DECL_ARGS)
1092: {
1.19 schwarze 1093: outflags |= MMAN_br;
1.5 schwarze 1094: }
1095:
1096: static int
1.1 schwarze 1097: pre_dl(DECL_ARGS)
1098: {
1099:
1.69 schwarze 1100: print_offs("6n", 0);
1.92 schwarze 1101: return 1;
1.1 schwarze 1102: }
1103:
1104: static void
1105: post_dl(DECL_ARGS)
1106: {
1107:
1.34 schwarze 1108: print_line(".RE", MMAN_nl);
1.46 schwarze 1109:
1110: /* Maybe we are inside an enclosing list? */
1111: if (NULL != n->parent->next)
1112: mid_it();
1.13 schwarze 1113: }
1114:
1115: static int
1.24 schwarze 1116: pre_em(DECL_ARGS)
1117: {
1118:
1119: font_push('I');
1.92 schwarze 1120: return 1;
1.26 schwarze 1121: }
1122:
1.63 schwarze 1123: static int
1124: pre_en(DECL_ARGS)
1125: {
1126:
1127: if (NULL == n->norm->Es ||
1128: NULL == n->norm->Es->child)
1.92 schwarze 1129: return 1;
1.63 schwarze 1130:
1131: print_word(n->norm->Es->child->string);
1132: outflags &= ~MMAN_spc;
1.92 schwarze 1133: return 1;
1.63 schwarze 1134: }
1135:
1136: static void
1137: post_en(DECL_ARGS)
1138: {
1139:
1140: if (NULL == n->norm->Es ||
1141: NULL == n->norm->Es->child ||
1142: NULL == n->norm->Es->child->next)
1143: return;
1144:
1145: outflags &= ~MMAN_spc;
1146: print_word(n->norm->Es->child->next->string);
1147: return;
1148: }
1149:
1.74 schwarze 1150: static int
1151: pre_eo(DECL_ARGS)
1152: {
1153:
1.82 schwarze 1154: if (n->end == ENDBODY_NOT &&
1155: n->parent->head->child == NULL &&
1156: n->child != NULL &&
1157: n->child->end != ENDBODY_NOT)
1158: print_word("\\&");
1159: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.84 schwarze 1160: n->parent->head->child != NULL && (n->child != NULL ||
1161: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.82 schwarze 1162: outflags &= ~(MMAN_spc | MMAN_nl);
1.92 schwarze 1163: return 1;
1.74 schwarze 1164: }
1165:
1.26 schwarze 1166: static void
1167: post_eo(DECL_ARGS)
1168: {
1.82 schwarze 1169: int body, tail;
1170:
1171: if (n->end != ENDBODY_NOT) {
1172: outflags |= MMAN_spc;
1173: return;
1174: }
1.26 schwarze 1175:
1.82 schwarze 1176: body = n->child != NULL || n->parent->head->child != NULL;
1177: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1178:
1179: if (body && tail)
1.26 schwarze 1180: outflags &= ~MMAN_spc;
1.82 schwarze 1181: else if ( ! (body || tail))
1182: print_word("\\&");
1183: else if ( ! tail)
1184: outflags |= MMAN_spc;
1.63 schwarze 1185: }
1186:
1187: static int
1.14 schwarze 1188: pre_fa(DECL_ARGS)
1189: {
1.56 schwarze 1190: int am_Fa;
1.14 schwarze 1191:
1.56 schwarze 1192: am_Fa = MDOC_Fa == n->tok;
1193:
1194: if (am_Fa)
1.14 schwarze 1195: n = n->child;
1196:
1197: while (NULL != n) {
1.24 schwarze 1198: font_push('I');
1.96 schwarze 1199: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.55 schwarze 1200: outflags |= MMAN_nbrword;
1.42 schwarze 1201: print_node(meta, n);
1.24 schwarze 1202: font_pop();
1.14 schwarze 1203: if (NULL != (n = n->next))
1.18 schwarze 1204: print_word(",");
1.14 schwarze 1205: }
1.92 schwarze 1206: return 0;
1.14 schwarze 1207: }
1208:
1209: static void
1210: post_fa(DECL_ARGS)
1211: {
1212:
1213: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1214: print_word(",");
1.27 schwarze 1215: }
1216:
1217: static int
1218: pre_fd(DECL_ARGS)
1219: {
1220:
1221: pre_syn(n);
1222: font_push('B');
1.92 schwarze 1223: return 1;
1.27 schwarze 1224: }
1225:
1226: static void
1227: post_fd(DECL_ARGS)
1228: {
1229:
1230: font_pop();
1231: outflags |= MMAN_br;
1.14 schwarze 1232: }
1233:
1234: static int
1.24 schwarze 1235: pre_fl(DECL_ARGS)
1236: {
1237:
1238: font_push('B');
1.40 millert 1239: print_word("\\-");
1.94 schwarze 1240: if (n->child != NULL)
1.68 schwarze 1241: outflags &= ~MMAN_spc;
1.92 schwarze 1242: return 1;
1.24 schwarze 1243: }
1244:
1245: static void
1246: post_fl(DECL_ARGS)
1247: {
1248:
1249: font_pop();
1.94 schwarze 1250: if (!(n->child != NULL ||
1.68 schwarze 1251: n->next == NULL ||
1.87 schwarze 1252: n->next->type == ROFFT_TEXT ||
1.96 schwarze 1253: n->next->flags & NODE_LINE))
1.24 schwarze 1254: outflags &= ~MMAN_spc;
1255: }
1256:
1257: static int
1.13 schwarze 1258: pre_fn(DECL_ARGS)
1259: {
1260:
1.21 schwarze 1261: pre_syn(n);
1262:
1.13 schwarze 1263: n = n->child;
1264: if (NULL == n)
1.92 schwarze 1265: return 0;
1.13 schwarze 1266:
1.96 schwarze 1267: if (NODE_SYNPRETTY & n->flags)
1.54 schwarze 1268: print_block(".HP 4n", MMAN_nl);
1269:
1.24 schwarze 1270: font_push('B');
1.42 schwarze 1271: print_node(meta, n);
1.24 schwarze 1272: font_pop();
1.18 schwarze 1273: outflags &= ~MMAN_spc;
1.24 schwarze 1274: print_word("(");
1.18 schwarze 1275: outflags &= ~MMAN_spc;
1.33 schwarze 1276:
1277: n = n->next;
1278: if (NULL != n)
1.42 schwarze 1279: pre_fa(meta, n);
1.92 schwarze 1280: return 0;
1.13 schwarze 1281: }
1282:
1283: static void
1284: post_fn(DECL_ARGS)
1285: {
1286:
1.18 schwarze 1287: print_word(")");
1.96 schwarze 1288: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1289: print_word(";");
1.54 schwarze 1290: outflags |= MMAN_PP;
1.14 schwarze 1291: }
1292: }
1293:
1294: static int
1295: pre_fo(DECL_ARGS)
1296: {
1297:
1298: switch (n->type) {
1.87 schwarze 1299: case ROFFT_BLOCK:
1.21 schwarze 1300: pre_syn(n);
1301: break;
1.87 schwarze 1302: case ROFFT_HEAD:
1.83 schwarze 1303: if (n->child == NULL)
1.92 schwarze 1304: return 0;
1.96 schwarze 1305: if (NODE_SYNPRETTY & n->flags)
1.56 schwarze 1306: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1307: font_push('B');
1.14 schwarze 1308: break;
1.87 schwarze 1309: case ROFFT_BODY:
1.83 schwarze 1310: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 1311: print_word("(");
1312: outflags &= ~MMAN_spc;
1.14 schwarze 1313: break;
1314: default:
1315: break;
1316: }
1.92 schwarze 1317: return 1;
1.14 schwarze 1318: }
1.56 schwarze 1319:
1.14 schwarze 1320: static void
1321: post_fo(DECL_ARGS)
1322: {
1323:
1324: switch (n->type) {
1.87 schwarze 1325: case ROFFT_HEAD:
1.83 schwarze 1326: if (n->child != NULL)
1327: font_pop();
1.14 schwarze 1328: break;
1.87 schwarze 1329: case ROFFT_BODY:
1.42 schwarze 1330: post_fn(meta, n);
1.14 schwarze 1331: break;
1332: default:
1333: break;
1.13 schwarze 1334: }
1.12 schwarze 1335: }
1336:
1337: static int
1.109 schwarze 1338: pre_Ft(DECL_ARGS)
1.21 schwarze 1339: {
1340:
1341: pre_syn(n);
1.24 schwarze 1342: font_push('I');
1.92 schwarze 1343: return 1;
1.109 schwarze 1344: }
1345:
1.110 schwarze 1346: static void
1.109 schwarze 1347: pre_ft(DECL_ARGS)
1348: {
1349: print_line(".ft", 0);
1350: print_word(n->child->string);
1351: outflags |= MMAN_nl;
1.21 schwarze 1352: }
1353:
1354: static int
1.12 schwarze 1355: pre_in(DECL_ARGS)
1356: {
1357:
1.96 schwarze 1358: if (NODE_SYNPRETTY & n->flags) {
1.21 schwarze 1359: pre_syn(n);
1.24 schwarze 1360: font_push('B');
1361: print_word("#include <");
1362: outflags &= ~MMAN_spc;
1363: } else {
1364: print_word("<");
1365: outflags &= ~MMAN_spc;
1366: font_push('I');
1367: }
1.92 schwarze 1368: return 1;
1.12 schwarze 1369: }
1370:
1371: static void
1372: post_in(DECL_ARGS)
1373: {
1374:
1.96 schwarze 1375: if (NODE_SYNPRETTY & n->flags) {
1.24 schwarze 1376: outflags &= ~MMAN_spc;
1377: print_word(">");
1378: font_pop();
1.19 schwarze 1379: outflags |= MMAN_br;
1.24 schwarze 1380: } else {
1381: font_pop();
1382: outflags &= ~MMAN_spc;
1383: print_word(">");
1384: }
1.1 schwarze 1385: }
1386:
1387: static int
1388: pre_it(DECL_ARGS)
1389: {
1.88 schwarze 1390: const struct roff_node *bln;
1.1 schwarze 1391:
1.28 schwarze 1392: switch (n->type) {
1.87 schwarze 1393: case ROFFT_HEAD:
1.34 schwarze 1394: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1395: bln = n->parent->parent;
1.34 schwarze 1396: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1397: (NULL == n->parent->prev &&
1398: NULL == bln->parent->prev))
1.34 schwarze 1399: outflags |= MMAN_sp;
1400: outflags &= ~MMAN_br;
1.3 schwarze 1401: switch (bln->norm->Bl.type) {
1.61 schwarze 1402: case LIST_item:
1.92 schwarze 1403: return 0;
1.61 schwarze 1404: case LIST_inset:
1405: case LIST_diag:
1406: case LIST_ohang:
1.28 schwarze 1407: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1408: print_line(".B \"", 0);
1.28 schwarze 1409: else
1.123 schwarze 1410: print_line(".BR \\& \"", 0);
1.28 schwarze 1411: outflags &= ~MMAN_spc;
1.92 schwarze 1412: return 1;
1.61 schwarze 1413: case LIST_bullet:
1414: case LIST_dash:
1415: case LIST_hyphen:
1.79 schwarze 1416: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1417: TPremain = 0;
1.28 schwarze 1418: outflags |= MMAN_nl;
1419: font_push('B');
1420: if (LIST_bullet == bln->norm->Bl.type)
1.70 schwarze 1421: print_word("\\(bu");
1.28 schwarze 1422: else
1423: print_word("-");
1424: font_pop();
1.65 schwarze 1425: outflags |= MMAN_nl;
1.92 schwarze 1426: return 0;
1.61 schwarze 1427: case LIST_enum:
1.79 schwarze 1428: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1429: TPremain = 0;
1.28 schwarze 1430: outflags |= MMAN_nl;
1431: print_count(&bln->norm->Bl.count);
1.65 schwarze 1432: outflags |= MMAN_nl;
1.92 schwarze 1433: return 0;
1.61 schwarze 1434: case LIST_hang:
1.79 schwarze 1435: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1436: TPremain = 0;
1.65 schwarze 1437: outflags |= MMAN_nl;
1.92 schwarze 1438: return 1;
1.61 schwarze 1439: case LIST_tag:
1.79 schwarze 1440: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1441: putchar('\n');
1442: outflags &= ~MMAN_spc;
1.92 schwarze 1443: return 1;
1.3 schwarze 1444: default:
1.92 schwarze 1445: return 1;
1.3 schwarze 1446: }
1.28 schwarze 1447: default:
1448: break;
1.1 schwarze 1449: }
1.92 schwarze 1450: return 1;
1.28 schwarze 1451: }
1452:
1.46 schwarze 1453: /*
1454: * This function is called after closing out an indented block.
1455: * If we are inside an enclosing list, restore its indentation.
1456: */
1457: static void
1458: mid_it(void)
1459: {
1460: char buf[24];
1461:
1462: /* Nothing to do outside a list. */
1463: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1464: return;
1465:
1466: /* The indentation has already been set up. */
1467: if (Bl_stack_post[Bl_stack_len - 1])
1468: return;
1469:
1470: /* Restore the indentation of the enclosing list. */
1471: print_line(".RS", MMAN_Bk_susp);
1.79 schwarze 1472: (void)snprintf(buf, sizeof(buf), "%dn",
1.62 schwarze 1473: Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1474: print_word(buf);
1475:
1476: /* Remeber to close out this .RS block later. */
1477: Bl_stack_post[Bl_stack_len - 1] = 1;
1478: }
1479:
1.28 schwarze 1480: static void
1481: post_it(DECL_ARGS)
1482: {
1.88 schwarze 1483: const struct roff_node *bln;
1.28 schwarze 1484:
1.31 schwarze 1485: bln = n->parent->parent;
1486:
1487: switch (n->type) {
1.87 schwarze 1488: case ROFFT_HEAD:
1.28 schwarze 1489: switch (bln->norm->Bl.type) {
1.61 schwarze 1490: case LIST_diag:
1.28 schwarze 1491: outflags &= ~MMAN_spc;
1492: print_word("\\ ");
1493: break;
1.61 schwarze 1494: case LIST_ohang:
1.28 schwarze 1495: outflags |= MMAN_br;
1496: break;
1497: default:
1498: break;
1499: }
1.31 schwarze 1500: break;
1.87 schwarze 1501: case ROFFT_BODY:
1.43 schwarze 1502: switch (bln->norm->Bl.type) {
1.61 schwarze 1503: case LIST_bullet:
1504: case LIST_dash:
1505: case LIST_hyphen:
1506: case LIST_enum:
1507: case LIST_hang:
1508: case LIST_tag:
1.43 schwarze 1509: assert(Bl_stack_len);
1510: Bl_stack[--Bl_stack_len] = 0;
1511:
1512: /*
1513: * Our indentation had to be restored
1.46 schwarze 1514: * after a child display or child list.
1.43 schwarze 1515: * Close out that indentation block now.
1516: */
1517: if (Bl_stack_post[Bl_stack_len]) {
1518: print_line(".RE", MMAN_nl);
1519: Bl_stack_post[Bl_stack_len] = 0;
1520: }
1521: break;
1.61 schwarze 1522: case LIST_column:
1.43 schwarze 1523: if (NULL != n->next) {
1524: putchar('\t');
1525: outflags &= ~MMAN_spc;
1526: }
1527: break;
1528: default:
1529: break;
1.31 schwarze 1530: }
1531: break;
1532: default:
1533: break;
1.28 schwarze 1534: }
1.11 schwarze 1535: }
1536:
1537: static void
1538: post_lb(DECL_ARGS)
1539: {
1540:
1.19 schwarze 1541: if (SEC_LIBRARY == n->sec)
1542: outflags |= MMAN_br;
1.22 schwarze 1543: }
1544:
1545: static int
1546: pre_lk(DECL_ARGS)
1547: {
1.114 schwarze 1548: const struct roff_node *link, *descr, *punct;
1.22 schwarze 1549:
1.105 schwarze 1550: if ((link = n->child) == NULL)
1.92 schwarze 1551: return 0;
1.22 schwarze 1552:
1.114 schwarze 1553: /* Find beginning of trailing punctuation. */
1554: punct = n->last;
1555: while (punct != link && punct->flags & NODE_DELIMC)
1556: punct = punct->prev;
1557: punct = punct->next;
1558:
1.105 schwarze 1559: /* Link text. */
1.114 schwarze 1560: if ((descr = link->next) != NULL && descr != punct) {
1.24 schwarze 1561: font_push('I');
1.114 schwarze 1562: while (descr != punct) {
1.22 schwarze 1563: print_word(descr->string);
1564: descr = descr->next;
1565: }
1.104 schwarze 1566: font_pop();
1.22 schwarze 1567: print_word(":");
1568: }
1569:
1.105 schwarze 1570: /* Link target. */
1.24 schwarze 1571: font_push('B');
1.22 schwarze 1572: print_word(link->string);
1.24 schwarze 1573: font_pop();
1.105 schwarze 1574:
1575: /* Trailing punctuation. */
1.114 schwarze 1576: while (punct != NULL) {
1577: print_word(punct->string);
1578: punct = punct->next;
1.105 schwarze 1579: }
1.92 schwarze 1580: return 0;
1.60 schwarze 1581: }
1582:
1.110 schwarze 1583: static void
1.113 schwarze 1584: pre_onearg(DECL_ARGS)
1.60 schwarze 1585: {
1.113 schwarze 1586: outflags |= MMAN_nl;
1587: print_word(".");
1588: outflags &= ~MMAN_spc;
1589: print_word(roff_name[n->tok]);
1.110 schwarze 1590: if (n->child != NULL)
1591: print_word(n->child->string);
1592: outflags |= MMAN_nl;
1.116 schwarze 1593: if (n->tok == ROFF_ce)
1594: for (n = n->child->next; n != NULL; n = n->next)
1595: print_node(meta, n);
1.1 schwarze 1596: }
1597:
1598: static int
1.24 schwarze 1599: pre_li(DECL_ARGS)
1600: {
1601:
1602: font_push('R');
1.92 schwarze 1603: return 1;
1.24 schwarze 1604: }
1605:
1606: static int
1.1 schwarze 1607: pre_nm(DECL_ARGS)
1608: {
1.36 schwarze 1609: char *name;
1.1 schwarze 1610:
1.87 schwarze 1611: if (n->type == ROFFT_BLOCK) {
1.53 schwarze 1612: outflags |= MMAN_Bk;
1.21 schwarze 1613: pre_syn(n);
1.53 schwarze 1614: }
1.87 schwarze 1615: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.92 schwarze 1616: return 1;
1.100 schwarze 1617: name = n->child == NULL ? NULL : n->child->string;
1.36 schwarze 1618: if (NULL == name)
1.92 schwarze 1619: return 0;
1.87 schwarze 1620: if (n->type == ROFFT_HEAD) {
1.36 schwarze 1621: if (NULL == n->parent->prev)
1622: outflags |= MMAN_sp;
1623: print_block(".HP", 0);
1.106 schwarze 1624: printf(" %dn", man_strlen(name) + 1);
1.36 schwarze 1625: outflags |= MMAN_nl;
1626: }
1.24 schwarze 1627: font_push('B');
1.92 schwarze 1628: return 1;
1.1 schwarze 1629: }
1630:
1631: static void
1632: post_nm(DECL_ARGS)
1633: {
1634:
1.53 schwarze 1635: switch (n->type) {
1.87 schwarze 1636: case ROFFT_BLOCK:
1.53 schwarze 1637: outflags &= ~MMAN_Bk;
1638: break;
1.87 schwarze 1639: case ROFFT_HEAD:
1640: case ROFFT_ELEM:
1.100 schwarze 1641: if (n->child != NULL && n->child->string != NULL)
1.66 schwarze 1642: font_pop();
1.53 schwarze 1643: break;
1644: default:
1645: break;
1646: }
1.23 schwarze 1647: }
1648:
1649: static int
1650: pre_no(DECL_ARGS)
1651: {
1652:
1653: outflags |= MMAN_spc_force;
1.92 schwarze 1654: return 1;
1.1 schwarze 1655: }
1656:
1657: static int
1658: pre_ns(DECL_ARGS)
1659: {
1660:
1.18 schwarze 1661: outflags &= ~MMAN_spc;
1.92 schwarze 1662: return 0;
1.1 schwarze 1663: }
1664:
1.3 schwarze 1665: static void
1666: post_pf(DECL_ARGS)
1667: {
1668:
1.96 schwarze 1669: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.75 schwarze 1670: outflags &= ~MMAN_spc;
1.3 schwarze 1671: }
1672:
1.1 schwarze 1673: static int
1674: pre_pp(DECL_ARGS)
1675: {
1676:
1.34 schwarze 1677: if (MDOC_It != n->parent->tok)
1678: outflags |= MMAN_PP;
1679: outflags |= MMAN_sp | MMAN_nl;
1680: outflags &= ~MMAN_br;
1.92 schwarze 1681: return 0;
1.32 schwarze 1682: }
1683:
1684: static int
1685: pre_rs(DECL_ARGS)
1686: {
1687:
1688: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1689: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1690: outflags &= ~MMAN_br;
1.32 schwarze 1691: }
1.92 schwarze 1692: return 1;
1.66 schwarze 1693: }
1694:
1695: static int
1.73 schwarze 1696: pre_skip(DECL_ARGS)
1697: {
1698:
1.92 schwarze 1699: return 0;
1.9 schwarze 1700: }
1701:
1702: static int
1703: pre_sm(DECL_ARGS)
1704: {
1705:
1.64 schwarze 1706: if (NULL == n->child)
1707: outflags ^= MMAN_Sm;
1708: else if (0 == strcmp("on", n->child->string))
1709: outflags |= MMAN_Sm;
1.9 schwarze 1710: else
1.18 schwarze 1711: outflags &= ~MMAN_Sm;
1.64 schwarze 1712:
1713: if (MMAN_Sm & outflags)
1714: outflags |= MMAN_spc;
1715:
1.92 schwarze 1716: return 0;
1.1 schwarze 1717: }
1718:
1.111 schwarze 1719: static void
1.3 schwarze 1720: pre_sp(DECL_ARGS)
1.1 schwarze 1721: {
1.111 schwarze 1722: if (outflags & MMAN_PP) {
1.38 schwarze 1723: outflags &= ~MMAN_PP;
1724: print_line(".PP", 0);
1.111 schwarze 1725: } else {
1.38 schwarze 1726: print_line(".sp", 0);
1.111 schwarze 1727: if (n->child != NULL)
1728: print_word(n->child->string);
1729: }
1.18 schwarze 1730: outflags |= MMAN_nl;
1.15 schwarze 1731: }
1732:
1733: static int
1.24 schwarze 1734: pre_sy(DECL_ARGS)
1735: {
1736:
1737: font_push('B');
1.92 schwarze 1738: return 1;
1.112 schwarze 1739: }
1740:
1741: static void
1742: pre_ta(DECL_ARGS)
1743: {
1744: print_line(".ta", 0);
1745: for (n = n->child; n != NULL; n = n->next)
1746: print_word(n->string);
1747: outflags |= MMAN_nl;
1.24 schwarze 1748: }
1749:
1750: static int
1.15 schwarze 1751: pre_vt(DECL_ARGS)
1752: {
1753:
1.96 schwarze 1754: if (NODE_SYNPRETTY & n->flags) {
1.16 schwarze 1755: switch (n->type) {
1.87 schwarze 1756: case ROFFT_BLOCK:
1.21 schwarze 1757: pre_syn(n);
1.92 schwarze 1758: return 1;
1.87 schwarze 1759: case ROFFT_BODY:
1.16 schwarze 1760: break;
1761: default:
1.92 schwarze 1762: return 0;
1.16 schwarze 1763: }
1.15 schwarze 1764: }
1.24 schwarze 1765: font_push('I');
1.92 schwarze 1766: return 1;
1.15 schwarze 1767: }
1768:
1769: static void
1770: post_vt(DECL_ARGS)
1771: {
1.16 schwarze 1772:
1.96 schwarze 1773: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.16 schwarze 1774: return;
1.24 schwarze 1775: font_pop();
1.1 schwarze 1776: }
1777:
1778: static int
1779: pre_xr(DECL_ARGS)
1780: {
1781:
1782: n = n->child;
1783: if (NULL == n)
1.92 schwarze 1784: return 0;
1.42 schwarze 1785: print_node(meta, n);
1.1 schwarze 1786: n = n->next;
1787: if (NULL == n)
1.92 schwarze 1788: return 0;
1.18 schwarze 1789: outflags &= ~MMAN_spc;
1790: print_word("(");
1.42 schwarze 1791: print_node(meta, n);
1.18 schwarze 1792: print_word(")");
1.92 schwarze 1793: return 0;
1.1 schwarze 1794: }
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