Annotation of mandoc/mdoc_man.c, Revision 1.102
1.102 ! schwarze 1: /* $Id: mdoc_man.c,v 1.101 2017/01/11 17:39:53 schwarze Exp $ */
1.1 schwarze 2: /*
1.97 schwarze 3: * Copyright (c) 2011-2017 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #include "config.h"
1.69 schwarze 18:
19: #include <sys/types.h>
1.7 kristaps 20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
1.89 schwarze 25: #include "mandoc_aux.h"
1.1 schwarze 26: #include "mandoc.h"
1.89 schwarze 27: #include "roff.h"
28: #include "mdoc.h"
29: #include "man.h"
1.11 schwarze 30: #include "out.h"
1.1 schwarze 31: #include "main.h"
32:
1.91 schwarze 33: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 34:
35: struct manact {
1.5 kristaps 36: int (*cond)(DECL_ARGS); /* DON'T run actions */
37: int (*pre)(DECL_ARGS); /* pre-node action */
38: void (*post)(DECL_ARGS); /* post-node action */
39: const char *prefix; /* pre-node string constant */
40: const char *suffix; /* post-node string constant */
1.1 schwarze 41: };
42:
1.5 kristaps 43: static int cond_body(DECL_ARGS);
1.1 schwarze 44: static int cond_head(DECL_ARGS);
1.26 schwarze 45: static void font_push(char);
46: static void font_pop(void);
1.47 schwarze 47: static void mid_it(void);
1.34 schwarze 48: static void post__t(DECL_ARGS);
1.74 schwarze 49: static void post_aq(DECL_ARGS);
1.5 kristaps 50: static void post_bd(DECL_ARGS);
1.27 schwarze 51: static void post_bf(DECL_ARGS);
1.13 schwarze 52: static void post_bk(DECL_ARGS);
1.30 schwarze 53: static void post_bl(DECL_ARGS);
1.5 kristaps 54: static void post_dl(DECL_ARGS);
1.64 schwarze 55: static void post_en(DECL_ARGS);
1.1 schwarze 56: static void post_enc(DECL_ARGS);
1.28 schwarze 57: static void post_eo(DECL_ARGS);
1.17 schwarze 58: static void post_fa(DECL_ARGS);
1.29 schwarze 59: static void post_fd(DECL_ARGS);
1.26 schwarze 60: static void post_fl(DECL_ARGS);
1.16 schwarze 61: static void post_fn(DECL_ARGS);
1.17 schwarze 62: static void post_fo(DECL_ARGS);
1.26 schwarze 63: static void post_font(DECL_ARGS);
1.15 schwarze 64: static void post_in(DECL_ARGS);
1.30 schwarze 65: static void post_it(DECL_ARGS);
1.14 schwarze 66: static void post_lb(DECL_ARGS);
1.5 kristaps 67: static void post_nm(DECL_ARGS);
1.1 schwarze 68: static void post_percent(DECL_ARGS);
1.5 kristaps 69: static void post_pf(DECL_ARGS);
1.3 schwarze 70: static void post_sect(DECL_ARGS);
1.5 kristaps 71: static void post_sp(DECL_ARGS);
1.18 schwarze 72: static void post_vt(DECL_ARGS);
1.34 schwarze 73: static int pre__t(DECL_ARGS);
1.22 schwarze 74: static int pre_an(DECL_ARGS);
1.3 schwarze 75: static int pre_ap(DECL_ARGS);
1.74 schwarze 76: static int pre_aq(DECL_ARGS);
1.3 schwarze 77: static int pre_bd(DECL_ARGS);
1.27 schwarze 78: static int pre_bf(DECL_ARGS);
1.13 schwarze 79: static int pre_bk(DECL_ARGS);
1.30 schwarze 80: static int pre_bl(DECL_ARGS);
1.3 schwarze 81: static int pre_br(DECL_ARGS);
1.1 schwarze 82: static int pre_dl(DECL_ARGS);
1.64 schwarze 83: static int pre_en(DECL_ARGS);
1.5 kristaps 84: static int pre_enc(DECL_ARGS);
1.26 schwarze 85: static int pre_em(DECL_ARGS);
1.75 schwarze 86: static int pre_skip(DECL_ARGS);
1.76 schwarze 87: static int pre_eo(DECL_ARGS);
1.67 schwarze 88: static int pre_ex(DECL_ARGS);
1.17 schwarze 89: static int pre_fa(DECL_ARGS);
1.29 schwarze 90: static int pre_fd(DECL_ARGS);
1.26 schwarze 91: static int pre_fl(DECL_ARGS);
1.16 schwarze 92: static int pre_fn(DECL_ARGS);
1.17 schwarze 93: static int pre_fo(DECL_ARGS);
1.23 schwarze 94: static int pre_ft(DECL_ARGS);
1.15 schwarze 95: static int pre_in(DECL_ARGS);
1.1 schwarze 96: static int pre_it(DECL_ARGS);
1.24 schwarze 97: static int pre_lk(DECL_ARGS);
1.26 schwarze 98: static int pre_li(DECL_ARGS);
1.60 schwarze 99: static int pre_ll(DECL_ARGS);
1.1 schwarze 100: static int pre_nm(DECL_ARGS);
1.25 schwarze 101: static int pre_no(DECL_ARGS);
1.1 schwarze 102: static int pre_ns(DECL_ARGS);
103: static int pre_pp(DECL_ARGS);
1.34 schwarze 104: static int pre_rs(DECL_ARGS);
1.12 schwarze 105: static int pre_sm(DECL_ARGS);
1.3 schwarze 106: static int pre_sp(DECL_ARGS);
1.5 kristaps 107: static int pre_sect(DECL_ARGS);
1.26 schwarze 108: static int pre_sy(DECL_ARGS);
1.90 schwarze 109: static void pre_syn(const struct roff_node *);
1.18 schwarze 110: static int pre_vt(DECL_ARGS);
1.1 schwarze 111: static int pre_xr(DECL_ARGS);
1.20 schwarze 112: static void print_word(const char *);
1.36 schwarze 113: static void print_line(const char *, int);
114: static void print_block(const char *, int);
1.71 schwarze 115: static void print_offs(const char *, int);
1.81 schwarze 116: static void print_width(const struct mdoc_bl *,
1.90 schwarze 117: const struct roff_node *);
1.30 schwarze 118: static void print_count(int *);
1.5 kristaps 119: static void print_node(DECL_ARGS);
1.1 schwarze 120:
1.3 schwarze 121: static const struct manact manacts[MDOC_MAX + 1] = {
122: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
123: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
124: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 125: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 126: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
127: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 128: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 129: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 130: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 131: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
132: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 133: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 134: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 135: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 136: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 137: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 138: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
139: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
140: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
141: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
142: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
143: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 144: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 145: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 146: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 147: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 148: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 149: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
150: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 151: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 152: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 153: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
154: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
155: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.64 schwarze 156: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.26 schwarze 157: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.101 schwarze 158: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 159: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 160: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 161: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 162: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 163: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
172: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
173: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 174: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.74 schwarze 175: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
176: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.8 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 178: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 179: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 180: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
181: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.99 schwarze 182: { NULL, NULL, NULL, NULL, NULL }, /* Bsx */
1.100 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Bx */
1.75 schwarze 184: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.9 schwarze 185: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.88 schwarze 186: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
187: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
1.28 schwarze 188: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
189: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 190: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.76 schwarze 191: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.99 schwarze 192: { NULL, NULL, NULL, NULL, NULL }, /* Fx */
1.26 schwarze 193: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 194: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 195: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.99 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Nx */
197: { NULL, NULL, NULL, NULL, NULL }, /* Ox */
1.3 schwarze 198: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
199: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
200: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
201: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 202: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 203: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 204: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
205: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
206: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 207: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 208: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 209: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
210: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 211: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 212: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
213: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
214: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.99 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.34 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
217: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 218: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
219: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 220: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 221: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 222: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
223: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.101 schwarze 224: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.8 schwarze 225: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.101 schwarze 227: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.14 schwarze 228: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 229: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 230: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 231: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 232: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
233: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
234: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 235: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.75 schwarze 236: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.64 schwarze 237: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.99 schwarze 238: { NULL, NULL, NULL, NULL, NULL }, /* Dx */
1.34 schwarze 239: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 240: { NULL, pre_br, NULL, NULL, NULL }, /* br */
241: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 242: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
243: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 244: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 245: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 246: };
247:
1.20 schwarze 248: static int outflags;
1.36 schwarze 249: #define MMAN_spc (1 << 0) /* blank character before next word */
250: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
251: #define MMAN_nl (1 << 2) /* break man(7) code line */
252: #define MMAN_br (1 << 3) /* break output line */
253: #define MMAN_sp (1 << 4) /* insert a blank output line */
254: #define MMAN_PP (1 << 5) /* reset indentation etc. */
255: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
256: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 257: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
258: #define MMAN_An_split (1 << 9) /* author mode is "split" */
259: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
260: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 261: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 262:
1.43 schwarze 263: #define BL_STACK_MAX 32
264:
1.81 schwarze 265: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 266: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
267: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 268: static int TPremain; /* characters before tag is full */
269:
1.26 schwarze 270: static struct {
271: char *head;
272: char *tail;
273: size_t size;
274: } fontqueue;
275:
1.62 schwarze 276:
1.26 schwarze 277: static void
278: font_push(char newfont)
279: {
280:
281: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
282: fontqueue.size += 8;
283: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 284: fontqueue.size);
1.26 schwarze 285: }
286: *fontqueue.tail = newfont;
1.37 schwarze 287: print_word("");
288: printf("\\f");
1.26 schwarze 289: putchar(newfont);
290: outflags &= ~MMAN_spc;
291: }
292:
293: static void
294: font_pop(void)
295: {
296:
297: if (fontqueue.tail > fontqueue.head)
298: fontqueue.tail--;
299: outflags &= ~MMAN_spc;
1.37 schwarze 300: print_word("");
301: printf("\\f");
1.26 schwarze 302: putchar(*fontqueue.tail);
303: }
304:
1.1 schwarze 305: static void
1.20 schwarze 306: print_word(const char *s)
1.1 schwarze 307: {
1.5 kristaps 308:
1.36 schwarze 309: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 310: /*
1.5 kristaps 311: * If we need a newline, print it now and start afresh.
312: */
1.36 schwarze 313: if (MMAN_PP & outflags) {
1.44 schwarze 314: if (MMAN_sp & outflags) {
315: if (MMAN_PD & outflags) {
316: printf("\n.PD");
317: outflags &= ~MMAN_PD;
318: }
319: } else if ( ! (MMAN_PD & outflags)) {
320: printf("\n.PD 0");
321: outflags |= MMAN_PD;
322: }
1.36 schwarze 323: printf("\n.PP\n");
324: } else if (MMAN_sp & outflags)
1.21 schwarze 325: printf("\n.sp\n");
326: else if (MMAN_br & outflags)
327: printf("\n.br\n");
328: else if (MMAN_nl & outflags)
329: putchar('\n');
1.36 schwarze 330: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 331: if (1 == TPremain)
332: printf(".br\n");
333: TPremain = 0;
334: } else if (MMAN_spc & outflags) {
1.5 kristaps 335: /*
1.25 schwarze 336: * If we need a space, only print it if
337: * (1) it is forced by `No' or
338: * (2) what follows is not terminating punctuation or
339: * (3) what follows is longer than one character.
1.5 kristaps 340: */
1.37 schwarze 341: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 342: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 343: if (MMAN_Bk & outflags &&
344: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 345: putchar('\\');
1.45 schwarze 346: putchar(' ');
1.37 schwarze 347: if (TPremain)
348: TPremain--;
1.13 schwarze 349: }
1.37 schwarze 350: }
1.5 kristaps 351:
352: /*
353: * Reassign needing space if we're not following opening
354: * punctuation.
355: */
1.37 schwarze 356: if (MMAN_Sm & outflags && ('\0' == s[0] ||
357: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 358: outflags |= MMAN_spc;
359: else
360: outflags &= ~MMAN_spc;
1.46 schwarze 361: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 362:
1.1 schwarze 363: for ( ; *s; s++) {
364: switch (*s) {
1.62 schwarze 365: case ASCII_NBRSP:
1.45 schwarze 366: printf("\\ ");
1.1 schwarze 367: break;
1.62 schwarze 368: case ASCII_HYPH:
1.1 schwarze 369: putchar('-');
1.58 schwarze 370: break;
1.62 schwarze 371: case ASCII_BREAK:
1.58 schwarze 372: printf("\\:");
1.1 schwarze 373: break;
1.62 schwarze 374: case ' ':
1.56 schwarze 375: if (MMAN_nbrword & outflags) {
376: printf("\\ ");
377: break;
378: }
379: /* FALLTHROUGH */
1.1 schwarze 380: default:
1.5 kristaps 381: putchar((unsigned char)*s);
1.1 schwarze 382: break;
383: }
1.37 schwarze 384: if (TPremain)
385: TPremain--;
1.1 schwarze 386: }
1.56 schwarze 387: outflags &= ~MMAN_nbrword;
1.4 kristaps 388: }
389:
1.11 schwarze 390: static void
1.36 schwarze 391: print_line(const char *s, int newflags)
392: {
393:
394: outflags &= ~MMAN_br;
395: outflags |= MMAN_nl;
396: print_word(s);
397: outflags |= newflags;
398: }
399:
400: static void
401: print_block(const char *s, int newflags)
402: {
403:
404: outflags &= ~MMAN_PP;
1.44 schwarze 405: if (MMAN_sp & outflags) {
1.36 schwarze 406: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 407: if (MMAN_PD & outflags) {
408: print_line(".PD", 0);
409: outflags &= ~MMAN_PD;
410: }
1.46 schwarze 411: } else if (! (MMAN_PD & outflags))
412: print_line(".PD 0", MMAN_PD);
1.36 schwarze 413: outflags |= MMAN_nl;
414: print_word(s);
1.46 schwarze 415: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 416: }
417:
418: static void
1.71 schwarze 419: print_offs(const char *v, int keywords)
1.11 schwarze 420: {
421: char buf[24];
422: struct roffsu su;
1.81 schwarze 423: int sz;
1.11 schwarze 424:
1.48 schwarze 425: print_line(".RS", MMAN_Bk_susp);
426:
1.43 schwarze 427: /* Convert v into a number (of characters). */
1.71 schwarze 428: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 429: sz = 0;
1.71 schwarze 430: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 431: sz = 6;
1.71 schwarze 432: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 433: sz = 12;
1.79 schwarze 434: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 435: if (SCALE_EN == su.unit)
436: sz = su.scale;
437: else {
438: /*
439: * XXX
440: * If we are inside an enclosing list,
441: * there is no easy way to add the two
442: * indentations because they are provided
443: * in terms of different units.
444: */
445: print_word(v);
1.48 schwarze 446: outflags |= MMAN_nl;
1.43 schwarze 447: return;
448: }
1.11 schwarze 449: } else
450: sz = strlen(v);
451:
1.43 schwarze 452: /*
453: * We are inside an enclosing list.
454: * Add the two indentations.
455: */
456: if (Bl_stack_len)
457: sz += Bl_stack[Bl_stack_len - 1];
458:
1.81 schwarze 459: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.20 schwarze 460: print_word(buf);
1.48 schwarze 461: outflags |= MMAN_nl;
1.11 schwarze 462: }
463:
1.47 schwarze 464: /*
465: * Set up the indentation for a list item; used from pre_it().
466: */
1.59 schwarze 467: static void
1.90 schwarze 468: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.30 schwarze 469: {
470: char buf[24];
471: struct roffsu su;
1.81 schwarze 472: int numeric, remain, sz, chsz;
1.31 schwarze 473:
1.37 schwarze 474: numeric = 1;
475: remain = 0;
1.43 schwarze 476:
1.81 schwarze 477: /* Convert the width into a number (of characters). */
478: if (bl->width == NULL)
479: sz = (bl->type == LIST_hang) ? 6 : 0;
480: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.30 schwarze 481: if (SCALE_EN == su.unit)
482: sz = su.scale;
483: else {
1.37 schwarze 484: sz = 0;
485: numeric = 0;
1.30 schwarze 486: }
487: } else
1.81 schwarze 488: sz = strlen(bl->width);
1.30 schwarze 489:
1.37 schwarze 490: /* XXX Rough estimation, might have multiple parts. */
1.81 schwarze 491: if (bl->type == LIST_enum)
492: chsz = (bl->count > 8) + 1;
1.89 schwarze 493: else if (child != NULL && child->type == ROFFT_TEXT)
1.81 schwarze 494: chsz = strlen(child->string);
495: else
496: chsz = 0;
1.37 schwarze 497:
1.47 schwarze 498: /* Maybe we are inside an enclosing list? */
499: mid_it();
1.43 schwarze 500:
501: /*
502: * Save our own indentation,
503: * such that child lists can use it.
504: */
505: Bl_stack[Bl_stack_len++] = sz + 2;
506:
507: /* Set up the current list. */
1.81 schwarze 508: if (chsz > sz && bl->type != LIST_tag)
1.36 schwarze 509: print_block(".HP", 0);
1.37 schwarze 510: else {
1.36 schwarze 511: print_block(".TP", 0);
1.37 schwarze 512: remain = sz + 2;
513: }
514: if (numeric) {
1.81 schwarze 515: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.37 schwarze 516: print_word(buf);
517: } else
1.81 schwarze 518: print_word(bl->width);
1.37 schwarze 519: TPremain = remain;
1.30 schwarze 520: }
521:
1.59 schwarze 522: static void
1.30 schwarze 523: print_count(int *count)
524: {
1.63 schwarze 525: char buf[24];
1.30 schwarze 526:
1.81 schwarze 527: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.30 schwarze 528: print_word(buf);
529: }
530:
531: void
1.92 schwarze 532: man_man(void *arg, const struct roff_man *man)
1.4 kristaps 533: {
534:
1.5 kristaps 535: /*
536: * Dump the keep buffer.
537: * We're guaranteed by now that this exists (is non-NULL).
538: * Flush stdout afterward, just in case.
539: */
1.4 kristaps 540: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 541: fflush(stdout);
1.1 schwarze 542: }
543:
544: void
1.92 schwarze 545: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 546: {
1.90 schwarze 547: struct roff_node *n;
1.1 schwarze 548:
1.45 schwarze 549: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.93 schwarze 550: mdoc->meta.title,
551: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
552: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.1 schwarze 553:
1.45 schwarze 554: /* Disable hyphenation and if nroff, disable justification. */
555: printf(".nh\n.if n .ad l");
556:
1.20 schwarze 557: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 558: if (0 == fontqueue.size) {
559: fontqueue.size = 8;
560: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
561: *fontqueue.tail = 'R';
562: }
1.93 schwarze 563: for (n = mdoc->first->child; n != NULL; n = n->next)
564: print_node(&mdoc->meta, n);
1.3 schwarze 565: putchar('\n');
1.1 schwarze 566: }
567:
568: static void
569: print_node(DECL_ARGS)
570: {
1.5 kristaps 571: const struct manact *act;
1.90 schwarze 572: struct roff_node *sub;
1.1 schwarze 573: int cond, do_sub;
1.97 schwarze 574:
575: if (n->flags & NODE_NOPRT)
576: return;
1.46 schwarze 577:
1.5 kristaps 578: /*
579: * Break the line if we were parsed subsequent the current node.
580: * This makes the page structure be more consistent.
581: */
1.98 schwarze 582: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.20 schwarze 583: outflags |= MMAN_nl;
1.1 schwarze 584:
1.5 kristaps 585: act = NULL;
1.1 schwarze 586: cond = 0;
587: do_sub = 1;
1.98 schwarze 588: n->flags &= ~NODE_ENDED;
1.5 kristaps 589:
1.89 schwarze 590: if (n->type == ROFFT_TEXT) {
1.5 kristaps 591: /*
592: * Make sure that we don't happen to start with a
593: * control character at the start of a line.
594: */
1.62 schwarze 595: if (MMAN_nl & outflags &&
596: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 597: print_word("");
598: printf("\\&");
1.20 schwarze 599: outflags &= ~MMAN_spc;
1.3 schwarze 600: }
1.101 schwarze 601: if (n->flags & NODE_DELIMC)
602: outflags &= ~(MMAN_spc | MMAN_spc_force);
603: else if (outflags & MMAN_Sm)
1.73 schwarze 604: outflags |= MMAN_spc_force;
1.20 schwarze 605: print_word(n->string);
1.101 schwarze 606: if (n->flags & NODE_DELIMO)
607: outflags &= ~(MMAN_spc | MMAN_spc_force);
608: else if (outflags & MMAN_Sm)
1.73 schwarze 609: outflags |= MMAN_spc;
1.1 schwarze 610: } else {
1.5 kristaps 611: /*
612: * Conditionally run the pre-node action handler for a
613: * node.
614: */
1.1 schwarze 615: act = manacts + n->tok;
1.76 schwarze 616: cond = act->cond == NULL || (*act->cond)(meta, n);
1.96 schwarze 617: if (cond && act->pre != NULL &&
618: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 619: do_sub = (*act->pre)(meta, n);
1.1 schwarze 620: }
621:
1.62 schwarze 622: /*
1.5 kristaps 623: * Conditionally run all child nodes.
624: * Note that this iterates over children instead of using
625: * recursion. This prevents unnecessary depth in the stack.
626: */
1.1 schwarze 627: if (do_sub)
628: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 629: print_node(meta, sub);
1.1 schwarze 630:
1.5 kristaps 631: /*
632: * Lastly, conditionally run the post-node handler.
633: */
1.98 schwarze 634: if (NODE_ENDED & n->flags)
1.61 schwarze 635: return;
636:
1.1 schwarze 637: if (cond && act->post)
1.42 schwarze 638: (*act->post)(meta, n);
1.61 schwarze 639:
640: if (ENDBODY_NOT != n->end)
1.98 schwarze 641: n->body->flags |= NODE_ENDED;
1.61 schwarze 642:
643: if (ENDBODY_NOSPACE == n->end)
644: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 645: }
646:
647: static int
648: cond_head(DECL_ARGS)
649: {
1.5 kristaps 650:
1.94 schwarze 651: return n->type == ROFFT_HEAD;
1.1 schwarze 652: }
653:
654: static int
655: cond_body(DECL_ARGS)
656: {
1.5 kristaps 657:
1.94 schwarze 658: return n->type == ROFFT_BODY;
1.1 schwarze 659: }
660:
661: static int
662: pre_enc(DECL_ARGS)
663: {
1.5 kristaps 664: const char *prefix;
1.1 schwarze 665:
666: prefix = manacts[n->tok].prefix;
667: if (NULL == prefix)
1.94 schwarze 668: return 1;
1.20 schwarze 669: print_word(prefix);
670: outflags &= ~MMAN_spc;
1.94 schwarze 671: return 1;
1.1 schwarze 672: }
673:
674: static void
675: post_enc(DECL_ARGS)
676: {
677: const char *suffix;
678:
679: suffix = manacts[n->tok].suffix;
680: if (NULL == suffix)
681: return;
1.61 schwarze 682: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 683: print_word(suffix);
1.26 schwarze 684: }
685:
1.67 schwarze 686: static int
687: pre_ex(DECL_ARGS)
688: {
689: outflags |= MMAN_br | MMAN_nl;
1.101 schwarze 690: return 1;
1.67 schwarze 691: }
692:
1.26 schwarze 693: static void
694: post_font(DECL_ARGS)
695: {
696:
697: font_pop();
1.1 schwarze 698: }
699:
700: static void
701: post_percent(DECL_ARGS)
702: {
703:
1.34 schwarze 704: if (pre_em == manacts[n->tok].pre)
705: font_pop();
706: if (n->next) {
1.20 schwarze 707: print_word(",");
1.34 schwarze 708: if (n->prev && n->prev->tok == n->tok &&
709: n->next->tok == n->tok)
710: print_word("and");
711: } else {
1.20 schwarze 712: print_word(".");
713: outflags |= MMAN_nl;
1.1 schwarze 714: }
715: }
716:
1.34 schwarze 717: static int
718: pre__t(DECL_ARGS)
719: {
720:
1.62 schwarze 721: if (n->parent && MDOC_Rs == n->parent->tok &&
722: n->parent->norm->Rs.quote_T) {
1.37 schwarze 723: print_word("");
724: putchar('\"');
1.34 schwarze 725: outflags &= ~MMAN_spc;
726: } else
727: font_push('I');
1.94 schwarze 728: return 1;
1.34 schwarze 729: }
730:
731: static void
732: post__t(DECL_ARGS)
733: {
734:
1.62 schwarze 735: if (n->parent && MDOC_Rs == n->parent->tok &&
736: n->parent->norm->Rs.quote_T) {
1.34 schwarze 737: outflags &= ~MMAN_spc;
1.37 schwarze 738: print_word("");
739: putchar('\"');
1.34 schwarze 740: } else
741: font_pop();
1.42 schwarze 742: post_percent(meta, n);
1.34 schwarze 743: }
744:
1.5 kristaps 745: /*
746: * Print before a section header.
747: */
1.1 schwarze 748: static int
1.3 schwarze 749: pre_sect(DECL_ARGS)
750: {
751:
1.89 schwarze 752: if (n->type == ROFFT_HEAD) {
1.46 schwarze 753: outflags |= MMAN_sp;
754: print_block(manacts[n->tok].prefix, 0);
755: print_word("");
756: putchar('\"');
757: outflags &= ~MMAN_spc;
758: }
1.94 schwarze 759: return 1;
1.3 schwarze 760: }
761:
1.5 kristaps 762: /*
763: * Print subsequent a section header.
764: */
1.3 schwarze 765: static void
766: post_sect(DECL_ARGS)
767: {
768:
1.89 schwarze 769: if (n->type != ROFFT_HEAD)
1.3 schwarze 770: return;
1.20 schwarze 771: outflags &= ~MMAN_spc;
1.37 schwarze 772: print_word("");
773: putchar('\"');
1.20 schwarze 774: outflags |= MMAN_nl;
1.22 schwarze 775: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
776: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
777: }
778:
1.23 schwarze 779: /* See mdoc_term.c, synopsis_pre() for comments. */
780: static void
1.90 schwarze 781: pre_syn(const struct roff_node *n)
1.23 schwarze 782: {
783:
1.98 schwarze 784: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.23 schwarze 785: return;
786:
787: if (n->prev->tok == n->tok &&
1.62 schwarze 788: MDOC_Ft != n->tok &&
789: MDOC_Fo != n->tok &&
790: MDOC_Fn != n->tok) {
1.23 schwarze 791: outflags |= MMAN_br;
792: return;
793: }
794:
795: switch (n->prev->tok) {
1.62 schwarze 796: case MDOC_Fd:
797: case MDOC_Fn:
798: case MDOC_Fo:
799: case MDOC_In:
800: case MDOC_Vt:
1.23 schwarze 801: outflags |= MMAN_sp;
802: break;
1.62 schwarze 803: case MDOC_Ft:
1.23 schwarze 804: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
805: outflags |= MMAN_sp;
806: break;
807: }
808: /* FALLTHROUGH */
809: default:
810: outflags |= MMAN_br;
811: break;
812: }
813: }
814:
1.22 schwarze 815: static int
816: pre_an(DECL_ARGS)
817: {
818:
819: switch (n->norm->An.auth) {
1.62 schwarze 820: case AUTH_split:
1.22 schwarze 821: outflags &= ~MMAN_An_nosplit;
822: outflags |= MMAN_An_split;
1.94 schwarze 823: return 0;
1.62 schwarze 824: case AUTH_nosplit:
1.22 schwarze 825: outflags &= ~MMAN_An_split;
826: outflags |= MMAN_An_nosplit;
1.94 schwarze 827: return 0;
1.22 schwarze 828: default:
829: if (MMAN_An_split & outflags)
830: outflags |= MMAN_br;
831: else if (SEC_AUTHORS == n->sec &&
832: ! (MMAN_An_nosplit & outflags))
833: outflags |= MMAN_An_split;
1.94 schwarze 834: return 1;
1.22 schwarze 835: }
1.3 schwarze 836: }
837:
838: static int
839: pre_ap(DECL_ARGS)
840: {
841:
1.20 schwarze 842: outflags &= ~MMAN_spc;
843: print_word("'");
844: outflags &= ~MMAN_spc;
1.94 schwarze 845: return 0;
1.74 schwarze 846: }
847:
848: static int
849: pre_aq(DECL_ARGS)
850: {
851:
1.96 schwarze 852: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 853: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 854: outflags &= ~MMAN_spc;
1.94 schwarze 855: return 1;
1.74 schwarze 856: }
857:
858: static void
859: post_aq(DECL_ARGS)
860: {
861:
862: outflags &= ~(MMAN_spc | MMAN_nl);
1.96 schwarze 863: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 864: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 865: }
866:
867: static int
868: pre_bd(DECL_ARGS)
869: {
870:
1.36 schwarze 871: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
872:
873: if (DISP_unfilled == n->norm->Bd.type ||
874: DISP_literal == n->norm->Bd.type)
875: print_line(".nf", 0);
876: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 877: outflags |= MMAN_sp;
1.71 schwarze 878: print_offs(n->norm->Bd.offs, 1);
1.94 schwarze 879: return 1;
1.3 schwarze 880: }
881:
882: static void
883: post_bd(DECL_ARGS)
884: {
885:
1.43 schwarze 886: /* Close out this display. */
1.36 schwarze 887: print_line(".RE", MMAN_nl);
1.3 schwarze 888: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 889: DISP_literal == n->norm->Bd.type)
890: print_line(".fi", MMAN_nl);
1.43 schwarze 891:
1.47 schwarze 892: /* Maybe we are inside an enclosing list? */
893: if (NULL != n->parent->next)
894: mid_it();
1.13 schwarze 895: }
896:
897: static int
1.27 schwarze 898: pre_bf(DECL_ARGS)
899: {
900:
901: switch (n->type) {
1.89 schwarze 902: case ROFFT_BLOCK:
1.94 schwarze 903: return 1;
1.89 schwarze 904: case ROFFT_BODY:
1.27 schwarze 905: break;
906: default:
1.94 schwarze 907: return 0;
1.27 schwarze 908: }
909: switch (n->norm->Bf.font) {
1.62 schwarze 910: case FONT_Em:
1.27 schwarze 911: font_push('I');
912: break;
1.62 schwarze 913: case FONT_Sy:
1.27 schwarze 914: font_push('B');
915: break;
916: default:
917: font_push('R');
918: break;
919: }
1.94 schwarze 920: return 1;
1.27 schwarze 921: }
922:
923: static void
924: post_bf(DECL_ARGS)
925: {
926:
1.89 schwarze 927: if (n->type == ROFFT_BODY)
1.27 schwarze 928: font_pop();
929: }
930:
931: static int
1.13 schwarze 932: pre_bk(DECL_ARGS)
933: {
934:
935: switch (n->type) {
1.89 schwarze 936: case ROFFT_BLOCK:
1.94 schwarze 937: return 1;
1.89 schwarze 938: case ROFFT_BODY:
1.20 schwarze 939: outflags |= MMAN_Bk;
1.94 schwarze 940: return 1;
1.13 schwarze 941: default:
1.94 schwarze 942: return 0;
1.13 schwarze 943: }
944: }
945:
946: static void
947: post_bk(DECL_ARGS)
948: {
949:
1.89 schwarze 950: if (n->type == ROFFT_BODY)
1.20 schwarze 951: outflags &= ~MMAN_Bk;
1.3 schwarze 952: }
953:
954: static int
1.30 schwarze 955: pre_bl(DECL_ARGS)
956: {
1.33 schwarze 957: size_t icol;
1.30 schwarze 958:
1.49 schwarze 959: /*
960: * print_offs() will increase the -offset to account for
961: * a possible enclosing .It, but any enclosed .It blocks
962: * just nest and do not add up their indentation.
963: */
964: if (n->norm->Bl.offs) {
1.71 schwarze 965: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 966: Bl_stack[Bl_stack_len++] = 0;
967: }
968:
1.33 schwarze 969: switch (n->norm->Bl.type) {
1.62 schwarze 970: case LIST_enum:
1.30 schwarze 971: n->norm->Bl.count = 0;
1.94 schwarze 972: return 1;
1.62 schwarze 973: case LIST_column:
1.33 schwarze 974: break;
975: default:
1.94 schwarze 976: return 1;
1.33 schwarze 977: }
978:
1.96 schwarze 979: if (n->child != NULL) {
1.83 schwarze 980: print_line(".TS", MMAN_nl);
981: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
982: print_word("l");
983: print_word(".");
984: }
1.36 schwarze 985: outflags |= MMAN_nl;
1.94 schwarze 986: return 1;
1.30 schwarze 987: }
988:
989: static void
990: post_bl(DECL_ARGS)
991: {
992:
1.33 schwarze 993: switch (n->norm->Bl.type) {
1.62 schwarze 994: case LIST_column:
1.96 schwarze 995: if (n->child != NULL)
1.83 schwarze 996: print_line(".TE", 0);
1.36 schwarze 997: break;
1.62 schwarze 998: case LIST_enum:
1.33 schwarze 999: n->norm->Bl.count = 0;
1000: break;
1001: default:
1002: break;
1003: }
1.49 schwarze 1004:
1005: if (n->norm->Bl.offs) {
1006: print_line(".RE", MMAN_nl);
1007: assert(Bl_stack_len);
1008: Bl_stack_len--;
1009: assert(0 == Bl_stack[Bl_stack_len]);
1010: } else {
1011: outflags |= MMAN_PP | MMAN_nl;
1012: outflags &= ~(MMAN_sp | MMAN_br);
1013: }
1.47 schwarze 1014:
1015: /* Maybe we are inside an enclosing list? */
1016: if (NULL != n->parent->next)
1017: mid_it();
1018:
1.30 schwarze 1019: }
1020:
1021: static int
1.3 schwarze 1022: pre_br(DECL_ARGS)
1023: {
1024:
1.21 schwarze 1025: outflags |= MMAN_br;
1.94 schwarze 1026: return 0;
1.8 schwarze 1027: }
1028:
1029: static int
1.1 schwarze 1030: pre_dl(DECL_ARGS)
1031: {
1032:
1.71 schwarze 1033: print_offs("6n", 0);
1.94 schwarze 1034: return 1;
1.1 schwarze 1035: }
1036:
1037: static void
1038: post_dl(DECL_ARGS)
1039: {
1040:
1.36 schwarze 1041: print_line(".RE", MMAN_nl);
1.47 schwarze 1042:
1043: /* Maybe we are inside an enclosing list? */
1044: if (NULL != n->parent->next)
1045: mid_it();
1.16 schwarze 1046: }
1047:
1048: static int
1.26 schwarze 1049: pre_em(DECL_ARGS)
1050: {
1051:
1052: font_push('I');
1.94 schwarze 1053: return 1;
1.28 schwarze 1054: }
1055:
1.64 schwarze 1056: static int
1057: pre_en(DECL_ARGS)
1058: {
1059:
1060: if (NULL == n->norm->Es ||
1061: NULL == n->norm->Es->child)
1.94 schwarze 1062: return 1;
1.64 schwarze 1063:
1064: print_word(n->norm->Es->child->string);
1065: outflags &= ~MMAN_spc;
1.94 schwarze 1066: return 1;
1.64 schwarze 1067: }
1068:
1069: static void
1070: post_en(DECL_ARGS)
1071: {
1072:
1073: if (NULL == n->norm->Es ||
1074: NULL == n->norm->Es->child ||
1075: NULL == n->norm->Es->child->next)
1076: return;
1077:
1078: outflags &= ~MMAN_spc;
1079: print_word(n->norm->Es->child->next->string);
1080: return;
1081: }
1082:
1.76 schwarze 1083: static int
1084: pre_eo(DECL_ARGS)
1085: {
1086:
1.84 schwarze 1087: if (n->end == ENDBODY_NOT &&
1088: n->parent->head->child == NULL &&
1089: n->child != NULL &&
1090: n->child->end != ENDBODY_NOT)
1091: print_word("\\&");
1092: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1093: n->parent->head->child != NULL && (n->child != NULL ||
1094: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1095: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 1096: return 1;
1.76 schwarze 1097: }
1098:
1.28 schwarze 1099: static void
1100: post_eo(DECL_ARGS)
1101: {
1.84 schwarze 1102: int body, tail;
1103:
1104: if (n->end != ENDBODY_NOT) {
1105: outflags |= MMAN_spc;
1106: return;
1107: }
1.28 schwarze 1108:
1.84 schwarze 1109: body = n->child != NULL || n->parent->head->child != NULL;
1110: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1111:
1112: if (body && tail)
1.28 schwarze 1113: outflags &= ~MMAN_spc;
1.84 schwarze 1114: else if ( ! (body || tail))
1115: print_word("\\&");
1116: else if ( ! tail)
1117: outflags |= MMAN_spc;
1.64 schwarze 1118: }
1119:
1120: static int
1.17 schwarze 1121: pre_fa(DECL_ARGS)
1122: {
1.57 schwarze 1123: int am_Fa;
1.17 schwarze 1124:
1.57 schwarze 1125: am_Fa = MDOC_Fa == n->tok;
1126:
1127: if (am_Fa)
1.17 schwarze 1128: n = n->child;
1129:
1130: while (NULL != n) {
1.26 schwarze 1131: font_push('I');
1.98 schwarze 1132: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.56 schwarze 1133: outflags |= MMAN_nbrword;
1.42 schwarze 1134: print_node(meta, n);
1.26 schwarze 1135: font_pop();
1.17 schwarze 1136: if (NULL != (n = n->next))
1.20 schwarze 1137: print_word(",");
1.17 schwarze 1138: }
1.94 schwarze 1139: return 0;
1.17 schwarze 1140: }
1141:
1142: static void
1143: post_fa(DECL_ARGS)
1144: {
1145:
1146: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1147: print_word(",");
1.29 schwarze 1148: }
1149:
1150: static int
1151: pre_fd(DECL_ARGS)
1152: {
1153:
1154: pre_syn(n);
1155: font_push('B');
1.94 schwarze 1156: return 1;
1.29 schwarze 1157: }
1158:
1159: static void
1160: post_fd(DECL_ARGS)
1161: {
1162:
1163: font_pop();
1164: outflags |= MMAN_br;
1.17 schwarze 1165: }
1166:
1167: static int
1.26 schwarze 1168: pre_fl(DECL_ARGS)
1169: {
1170:
1171: font_push('B');
1.45 schwarze 1172: print_word("\\-");
1.96 schwarze 1173: if (n->child != NULL)
1.70 schwarze 1174: outflags &= ~MMAN_spc;
1.94 schwarze 1175: return 1;
1.26 schwarze 1176: }
1177:
1178: static void
1179: post_fl(DECL_ARGS)
1180: {
1181:
1182: font_pop();
1.96 schwarze 1183: if (!(n->child != NULL ||
1.70 schwarze 1184: n->next == NULL ||
1.89 schwarze 1185: n->next->type == ROFFT_TEXT ||
1.98 schwarze 1186: n->next->flags & NODE_LINE))
1.26 schwarze 1187: outflags &= ~MMAN_spc;
1188: }
1189:
1190: static int
1.16 schwarze 1191: pre_fn(DECL_ARGS)
1192: {
1193:
1.23 schwarze 1194: pre_syn(n);
1195:
1.16 schwarze 1196: n = n->child;
1197: if (NULL == n)
1.94 schwarze 1198: return 0;
1.16 schwarze 1199:
1.98 schwarze 1200: if (NODE_SYNPRETTY & n->flags)
1.55 schwarze 1201: print_block(".HP 4n", MMAN_nl);
1202:
1.26 schwarze 1203: font_push('B');
1.42 schwarze 1204: print_node(meta, n);
1.26 schwarze 1205: font_pop();
1.20 schwarze 1206: outflags &= ~MMAN_spc;
1.26 schwarze 1207: print_word("(");
1.20 schwarze 1208: outflags &= ~MMAN_spc;
1.35 schwarze 1209:
1210: n = n->next;
1211: if (NULL != n)
1.42 schwarze 1212: pre_fa(meta, n);
1.94 schwarze 1213: return 0;
1.16 schwarze 1214: }
1215:
1216: static void
1217: post_fn(DECL_ARGS)
1218: {
1219:
1.20 schwarze 1220: print_word(")");
1.98 schwarze 1221: if (NODE_SYNPRETTY & n->flags) {
1.20 schwarze 1222: print_word(";");
1.55 schwarze 1223: outflags |= MMAN_PP;
1.17 schwarze 1224: }
1225: }
1226:
1227: static int
1228: pre_fo(DECL_ARGS)
1229: {
1230:
1231: switch (n->type) {
1.89 schwarze 1232: case ROFFT_BLOCK:
1.23 schwarze 1233: pre_syn(n);
1234: break;
1.89 schwarze 1235: case ROFFT_HEAD:
1.85 schwarze 1236: if (n->child == NULL)
1.94 schwarze 1237: return 0;
1.98 schwarze 1238: if (NODE_SYNPRETTY & n->flags)
1.57 schwarze 1239: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1240: font_push('B');
1.17 schwarze 1241: break;
1.89 schwarze 1242: case ROFFT_BODY:
1.85 schwarze 1243: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1244: print_word("(");
1245: outflags &= ~MMAN_spc;
1.17 schwarze 1246: break;
1247: default:
1248: break;
1249: }
1.94 schwarze 1250: return 1;
1.17 schwarze 1251: }
1.57 schwarze 1252:
1.17 schwarze 1253: static void
1254: post_fo(DECL_ARGS)
1255: {
1256:
1257: switch (n->type) {
1.89 schwarze 1258: case ROFFT_HEAD:
1.85 schwarze 1259: if (n->child != NULL)
1260: font_pop();
1.17 schwarze 1261: break;
1.89 schwarze 1262: case ROFFT_BODY:
1.42 schwarze 1263: post_fn(meta, n);
1.17 schwarze 1264: break;
1265: default:
1266: break;
1.16 schwarze 1267: }
1.15 schwarze 1268: }
1269:
1270: static int
1.23 schwarze 1271: pre_ft(DECL_ARGS)
1272: {
1273:
1274: pre_syn(n);
1.26 schwarze 1275: font_push('I');
1.94 schwarze 1276: return 1;
1.23 schwarze 1277: }
1278:
1279: static int
1.15 schwarze 1280: pre_in(DECL_ARGS)
1281: {
1282:
1.98 schwarze 1283: if (NODE_SYNPRETTY & n->flags) {
1.23 schwarze 1284: pre_syn(n);
1.26 schwarze 1285: font_push('B');
1286: print_word("#include <");
1287: outflags &= ~MMAN_spc;
1288: } else {
1289: print_word("<");
1290: outflags &= ~MMAN_spc;
1291: font_push('I');
1292: }
1.94 schwarze 1293: return 1;
1.15 schwarze 1294: }
1295:
1296: static void
1297: post_in(DECL_ARGS)
1298: {
1299:
1.98 schwarze 1300: if (NODE_SYNPRETTY & n->flags) {
1.26 schwarze 1301: outflags &= ~MMAN_spc;
1302: print_word(">");
1303: font_pop();
1.21 schwarze 1304: outflags |= MMAN_br;
1.26 schwarze 1305: } else {
1306: font_pop();
1307: outflags &= ~MMAN_spc;
1308: print_word(">");
1309: }
1.1 schwarze 1310: }
1311:
1312: static int
1313: pre_it(DECL_ARGS)
1314: {
1.90 schwarze 1315: const struct roff_node *bln;
1.1 schwarze 1316:
1.30 schwarze 1317: switch (n->type) {
1.89 schwarze 1318: case ROFFT_HEAD:
1.36 schwarze 1319: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1320: bln = n->parent->parent;
1.36 schwarze 1321: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1322: (NULL == n->parent->prev &&
1323: NULL == bln->parent->prev))
1.36 schwarze 1324: outflags |= MMAN_sp;
1325: outflags &= ~MMAN_br;
1.3 schwarze 1326: switch (bln->norm->Bl.type) {
1.62 schwarze 1327: case LIST_item:
1.94 schwarze 1328: return 0;
1.62 schwarze 1329: case LIST_inset:
1330: case LIST_diag:
1331: case LIST_ohang:
1.30 schwarze 1332: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1333: print_line(".B \"", 0);
1.30 schwarze 1334: else
1.36 schwarze 1335: print_line(".R \"", 0);
1.30 schwarze 1336: outflags &= ~MMAN_spc;
1.94 schwarze 1337: return 1;
1.62 schwarze 1338: case LIST_bullet:
1339: case LIST_dash:
1340: case LIST_hyphen:
1.81 schwarze 1341: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1342: TPremain = 0;
1.30 schwarze 1343: outflags |= MMAN_nl;
1344: font_push('B');
1345: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1346: print_word("\\(bu");
1.30 schwarze 1347: else
1348: print_word("-");
1349: font_pop();
1.66 schwarze 1350: outflags |= MMAN_nl;
1.94 schwarze 1351: return 0;
1.62 schwarze 1352: case LIST_enum:
1.81 schwarze 1353: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1354: TPremain = 0;
1.30 schwarze 1355: outflags |= MMAN_nl;
1356: print_count(&bln->norm->Bl.count);
1.66 schwarze 1357: outflags |= MMAN_nl;
1.94 schwarze 1358: return 0;
1.62 schwarze 1359: case LIST_hang:
1.81 schwarze 1360: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1361: TPremain = 0;
1.66 schwarze 1362: outflags |= MMAN_nl;
1.94 schwarze 1363: return 1;
1.62 schwarze 1364: case LIST_tag:
1.81 schwarze 1365: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1366: putchar('\n');
1367: outflags &= ~MMAN_spc;
1.94 schwarze 1368: return 1;
1.3 schwarze 1369: default:
1.94 schwarze 1370: return 1;
1.3 schwarze 1371: }
1.30 schwarze 1372: default:
1373: break;
1.1 schwarze 1374: }
1.94 schwarze 1375: return 1;
1.30 schwarze 1376: }
1377:
1.47 schwarze 1378: /*
1379: * This function is called after closing out an indented block.
1380: * If we are inside an enclosing list, restore its indentation.
1381: */
1382: static void
1383: mid_it(void)
1384: {
1385: char buf[24];
1386:
1387: /* Nothing to do outside a list. */
1388: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1389: return;
1390:
1391: /* The indentation has already been set up. */
1392: if (Bl_stack_post[Bl_stack_len - 1])
1393: return;
1394:
1395: /* Restore the indentation of the enclosing list. */
1396: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1397: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1398: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1399: print_word(buf);
1400:
1401: /* Remeber to close out this .RS block later. */
1402: Bl_stack_post[Bl_stack_len - 1] = 1;
1403: }
1404:
1.30 schwarze 1405: static void
1406: post_it(DECL_ARGS)
1407: {
1.90 schwarze 1408: const struct roff_node *bln;
1.30 schwarze 1409:
1.33 schwarze 1410: bln = n->parent->parent;
1411:
1412: switch (n->type) {
1.89 schwarze 1413: case ROFFT_HEAD:
1.30 schwarze 1414: switch (bln->norm->Bl.type) {
1.62 schwarze 1415: case LIST_diag:
1.30 schwarze 1416: outflags &= ~MMAN_spc;
1417: print_word("\\ ");
1418: break;
1.62 schwarze 1419: case LIST_ohang:
1.30 schwarze 1420: outflags |= MMAN_br;
1421: break;
1422: default:
1423: break;
1424: }
1.33 schwarze 1425: break;
1.89 schwarze 1426: case ROFFT_BODY:
1.43 schwarze 1427: switch (bln->norm->Bl.type) {
1.62 schwarze 1428: case LIST_bullet:
1429: case LIST_dash:
1430: case LIST_hyphen:
1431: case LIST_enum:
1432: case LIST_hang:
1433: case LIST_tag:
1.43 schwarze 1434: assert(Bl_stack_len);
1435: Bl_stack[--Bl_stack_len] = 0;
1436:
1437: /*
1438: * Our indentation had to be restored
1.47 schwarze 1439: * after a child display or child list.
1.43 schwarze 1440: * Close out that indentation block now.
1441: */
1442: if (Bl_stack_post[Bl_stack_len]) {
1443: print_line(".RE", MMAN_nl);
1444: Bl_stack_post[Bl_stack_len] = 0;
1445: }
1446: break;
1.62 schwarze 1447: case LIST_column:
1.43 schwarze 1448: if (NULL != n->next) {
1449: putchar('\t');
1450: outflags &= ~MMAN_spc;
1451: }
1452: break;
1453: default:
1454: break;
1.33 schwarze 1455: }
1456: break;
1457: default:
1458: break;
1.30 schwarze 1459: }
1.14 schwarze 1460: }
1461:
1462: static void
1463: post_lb(DECL_ARGS)
1464: {
1465:
1.21 schwarze 1466: if (SEC_LIBRARY == n->sec)
1467: outflags |= MMAN_br;
1.24 schwarze 1468: }
1469:
1470: static int
1471: pre_lk(DECL_ARGS)
1472: {
1.90 schwarze 1473: const struct roff_node *link, *descr;
1.24 schwarze 1474:
1475: if (NULL == (link = n->child))
1.94 schwarze 1476: return 0;
1.24 schwarze 1477:
1478: if (NULL != (descr = link->next)) {
1.26 schwarze 1479: font_push('I');
1.24 schwarze 1480: while (NULL != descr) {
1481: print_word(descr->string);
1482: descr = descr->next;
1483: }
1484: print_word(":");
1.26 schwarze 1485: font_pop();
1.24 schwarze 1486: }
1487:
1.26 schwarze 1488: font_push('B');
1.24 schwarze 1489: print_word(link->string);
1.26 schwarze 1490: font_pop();
1.94 schwarze 1491: return 0;
1.60 schwarze 1492: }
1493:
1494: static int
1495: pre_ll(DECL_ARGS)
1496: {
1497:
1498: print_line(".ll", 0);
1.94 schwarze 1499: return 1;
1.1 schwarze 1500: }
1501:
1502: static int
1.26 schwarze 1503: pre_li(DECL_ARGS)
1504: {
1505:
1506: font_push('R');
1.94 schwarze 1507: return 1;
1.26 schwarze 1508: }
1509:
1510: static int
1.1 schwarze 1511: pre_nm(DECL_ARGS)
1512: {
1.38 schwarze 1513: char *name;
1.1 schwarze 1514:
1.89 schwarze 1515: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1516: outflags |= MMAN_Bk;
1.23 schwarze 1517: pre_syn(n);
1.54 schwarze 1518: }
1.89 schwarze 1519: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.94 schwarze 1520: return 1;
1.102 ! schwarze 1521: name = n->child == NULL ? NULL : n->child->string;
1.38 schwarze 1522: if (NULL == name)
1.94 schwarze 1523: return 0;
1.89 schwarze 1524: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1525: if (NULL == n->parent->prev)
1526: outflags |= MMAN_sp;
1527: print_block(".HP", 0);
1.53 schwarze 1528: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1529: outflags |= MMAN_nl;
1530: }
1.26 schwarze 1531: font_push('B');
1.94 schwarze 1532: return 1;
1.1 schwarze 1533: }
1534:
1535: static void
1536: post_nm(DECL_ARGS)
1537: {
1538:
1.54 schwarze 1539: switch (n->type) {
1.89 schwarze 1540: case ROFFT_BLOCK:
1.54 schwarze 1541: outflags &= ~MMAN_Bk;
1542: break;
1.89 schwarze 1543: case ROFFT_HEAD:
1544: case ROFFT_ELEM:
1.102 ! schwarze 1545: if (n->child != NULL && n->child->string != NULL)
1.67 schwarze 1546: font_pop();
1.54 schwarze 1547: break;
1548: default:
1549: break;
1550: }
1.25 schwarze 1551: }
1552:
1553: static int
1554: pre_no(DECL_ARGS)
1555: {
1556:
1557: outflags |= MMAN_spc_force;
1.94 schwarze 1558: return 1;
1.1 schwarze 1559: }
1560:
1561: static int
1562: pre_ns(DECL_ARGS)
1563: {
1564:
1.20 schwarze 1565: outflags &= ~MMAN_spc;
1.94 schwarze 1566: return 0;
1.1 schwarze 1567: }
1568:
1.3 schwarze 1569: static void
1570: post_pf(DECL_ARGS)
1571: {
1572:
1.98 schwarze 1573: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.77 schwarze 1574: outflags &= ~MMAN_spc;
1.3 schwarze 1575: }
1576:
1.1 schwarze 1577: static int
1578: pre_pp(DECL_ARGS)
1579: {
1580:
1.36 schwarze 1581: if (MDOC_It != n->parent->tok)
1582: outflags |= MMAN_PP;
1583: outflags |= MMAN_sp | MMAN_nl;
1584: outflags &= ~MMAN_br;
1.94 schwarze 1585: return 0;
1.34 schwarze 1586: }
1587:
1588: static int
1589: pre_rs(DECL_ARGS)
1590: {
1591:
1592: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1593: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1594: outflags &= ~MMAN_br;
1.34 schwarze 1595: }
1.94 schwarze 1596: return 1;
1.67 schwarze 1597: }
1598:
1599: static int
1.75 schwarze 1600: pre_skip(DECL_ARGS)
1601: {
1602:
1.94 schwarze 1603: return 0;
1.12 schwarze 1604: }
1605:
1606: static int
1607: pre_sm(DECL_ARGS)
1608: {
1609:
1.65 schwarze 1610: if (NULL == n->child)
1611: outflags ^= MMAN_Sm;
1612: else if (0 == strcmp("on", n->child->string))
1613: outflags |= MMAN_Sm;
1.12 schwarze 1614: else
1.20 schwarze 1615: outflags &= ~MMAN_Sm;
1.65 schwarze 1616:
1617: if (MMAN_Sm & outflags)
1618: outflags |= MMAN_spc;
1619:
1.94 schwarze 1620: return 0;
1.1 schwarze 1621: }
1622:
1623: static int
1.3 schwarze 1624: pre_sp(DECL_ARGS)
1.1 schwarze 1625: {
1626:
1.41 schwarze 1627: if (MMAN_PP & outflags) {
1628: outflags &= ~MMAN_PP;
1.40 schwarze 1629: print_line(".PP", 0);
1.41 schwarze 1630: } else
1.40 schwarze 1631: print_line(".sp", 0);
1.94 schwarze 1632: return 1;
1.1 schwarze 1633: }
1634:
1635: static void
1.3 schwarze 1636: post_sp(DECL_ARGS)
1.1 schwarze 1637: {
1638:
1.20 schwarze 1639: outflags |= MMAN_nl;
1.18 schwarze 1640: }
1641:
1642: static int
1.26 schwarze 1643: pre_sy(DECL_ARGS)
1644: {
1645:
1646: font_push('B');
1.94 schwarze 1647: return 1;
1.26 schwarze 1648: }
1649:
1650: static int
1.18 schwarze 1651: pre_vt(DECL_ARGS)
1652: {
1653:
1.98 schwarze 1654: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1655: switch (n->type) {
1.89 schwarze 1656: case ROFFT_BLOCK:
1.23 schwarze 1657: pre_syn(n);
1.94 schwarze 1658: return 1;
1.89 schwarze 1659: case ROFFT_BODY:
1.18 schwarze 1660: break;
1661: default:
1.94 schwarze 1662: return 0;
1.18 schwarze 1663: }
1664: }
1.26 schwarze 1665: font_push('I');
1.94 schwarze 1666: return 1;
1.18 schwarze 1667: }
1668:
1669: static void
1670: post_vt(DECL_ARGS)
1671: {
1672:
1.98 schwarze 1673: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1674: return;
1.26 schwarze 1675: font_pop();
1.1 schwarze 1676: }
1677:
1678: static int
1679: pre_xr(DECL_ARGS)
1680: {
1681:
1682: n = n->child;
1683: if (NULL == n)
1.94 schwarze 1684: return 0;
1.42 schwarze 1685: print_node(meta, n);
1.1 schwarze 1686: n = n->next;
1687: if (NULL == n)
1.94 schwarze 1688: return 0;
1.20 schwarze 1689: outflags &= ~MMAN_spc;
1690: print_word("(");
1.42 schwarze 1691: print_node(meta, n);
1.20 schwarze 1692: print_word(")");
1.94 schwarze 1693: return 0;
1.1 schwarze 1694: }
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