Annotation of mandoc/mdoc_man.c, Revision 1.103
1.103 ! schwarze 1: /* $Id: mdoc_man.c,v 1.102 2017/02/06 03:44:58 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;
1.1 schwarze 642: }
643:
644: static int
645: cond_head(DECL_ARGS)
646: {
1.5 kristaps 647:
1.94 schwarze 648: return n->type == ROFFT_HEAD;
1.1 schwarze 649: }
650:
651: static int
652: cond_body(DECL_ARGS)
653: {
1.5 kristaps 654:
1.94 schwarze 655: return n->type == ROFFT_BODY;
1.1 schwarze 656: }
657:
658: static int
659: pre_enc(DECL_ARGS)
660: {
1.5 kristaps 661: const char *prefix;
1.1 schwarze 662:
663: prefix = manacts[n->tok].prefix;
664: if (NULL == prefix)
1.94 schwarze 665: return 1;
1.20 schwarze 666: print_word(prefix);
667: outflags &= ~MMAN_spc;
1.94 schwarze 668: return 1;
1.1 schwarze 669: }
670:
671: static void
672: post_enc(DECL_ARGS)
673: {
674: const char *suffix;
675:
676: suffix = manacts[n->tok].suffix;
677: if (NULL == suffix)
678: return;
1.61 schwarze 679: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 680: print_word(suffix);
1.26 schwarze 681: }
682:
1.67 schwarze 683: static int
684: pre_ex(DECL_ARGS)
685: {
686: outflags |= MMAN_br | MMAN_nl;
1.101 schwarze 687: return 1;
1.67 schwarze 688: }
689:
1.26 schwarze 690: static void
691: post_font(DECL_ARGS)
692: {
693:
694: font_pop();
1.1 schwarze 695: }
696:
697: static void
698: post_percent(DECL_ARGS)
699: {
700:
1.34 schwarze 701: if (pre_em == manacts[n->tok].pre)
702: font_pop();
703: if (n->next) {
1.20 schwarze 704: print_word(",");
1.34 schwarze 705: if (n->prev && n->prev->tok == n->tok &&
706: n->next->tok == n->tok)
707: print_word("and");
708: } else {
1.20 schwarze 709: print_word(".");
710: outflags |= MMAN_nl;
1.1 schwarze 711: }
712: }
713:
1.34 schwarze 714: static int
715: pre__t(DECL_ARGS)
716: {
717:
1.62 schwarze 718: if (n->parent && MDOC_Rs == n->parent->tok &&
719: n->parent->norm->Rs.quote_T) {
1.37 schwarze 720: print_word("");
721: putchar('\"');
1.34 schwarze 722: outflags &= ~MMAN_spc;
723: } else
724: font_push('I');
1.94 schwarze 725: return 1;
1.34 schwarze 726: }
727:
728: static void
729: post__t(DECL_ARGS)
730: {
731:
1.62 schwarze 732: if (n->parent && MDOC_Rs == n->parent->tok &&
733: n->parent->norm->Rs.quote_T) {
1.34 schwarze 734: outflags &= ~MMAN_spc;
1.37 schwarze 735: print_word("");
736: putchar('\"');
1.34 schwarze 737: } else
738: font_pop();
1.42 schwarze 739: post_percent(meta, n);
1.34 schwarze 740: }
741:
1.5 kristaps 742: /*
743: * Print before a section header.
744: */
1.1 schwarze 745: static int
1.3 schwarze 746: pre_sect(DECL_ARGS)
747: {
748:
1.89 schwarze 749: if (n->type == ROFFT_HEAD) {
1.46 schwarze 750: outflags |= MMAN_sp;
751: print_block(manacts[n->tok].prefix, 0);
752: print_word("");
753: putchar('\"');
754: outflags &= ~MMAN_spc;
755: }
1.94 schwarze 756: return 1;
1.3 schwarze 757: }
758:
1.5 kristaps 759: /*
760: * Print subsequent a section header.
761: */
1.3 schwarze 762: static void
763: post_sect(DECL_ARGS)
764: {
765:
1.89 schwarze 766: if (n->type != ROFFT_HEAD)
1.3 schwarze 767: return;
1.20 schwarze 768: outflags &= ~MMAN_spc;
1.37 schwarze 769: print_word("");
770: putchar('\"');
1.20 schwarze 771: outflags |= MMAN_nl;
1.22 schwarze 772: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
773: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
774: }
775:
1.23 schwarze 776: /* See mdoc_term.c, synopsis_pre() for comments. */
777: static void
1.90 schwarze 778: pre_syn(const struct roff_node *n)
1.23 schwarze 779: {
780:
1.98 schwarze 781: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.23 schwarze 782: return;
783:
784: if (n->prev->tok == n->tok &&
1.62 schwarze 785: MDOC_Ft != n->tok &&
786: MDOC_Fo != n->tok &&
787: MDOC_Fn != n->tok) {
1.23 schwarze 788: outflags |= MMAN_br;
789: return;
790: }
791:
792: switch (n->prev->tok) {
1.62 schwarze 793: case MDOC_Fd:
794: case MDOC_Fn:
795: case MDOC_Fo:
796: case MDOC_In:
797: case MDOC_Vt:
1.23 schwarze 798: outflags |= MMAN_sp;
799: break;
1.62 schwarze 800: case MDOC_Ft:
1.23 schwarze 801: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
802: outflags |= MMAN_sp;
803: break;
804: }
805: /* FALLTHROUGH */
806: default:
807: outflags |= MMAN_br;
808: break;
809: }
810: }
811:
1.22 schwarze 812: static int
813: pre_an(DECL_ARGS)
814: {
815:
816: switch (n->norm->An.auth) {
1.62 schwarze 817: case AUTH_split:
1.22 schwarze 818: outflags &= ~MMAN_An_nosplit;
819: outflags |= MMAN_An_split;
1.94 schwarze 820: return 0;
1.62 schwarze 821: case AUTH_nosplit:
1.22 schwarze 822: outflags &= ~MMAN_An_split;
823: outflags |= MMAN_An_nosplit;
1.94 schwarze 824: return 0;
1.22 schwarze 825: default:
826: if (MMAN_An_split & outflags)
827: outflags |= MMAN_br;
828: else if (SEC_AUTHORS == n->sec &&
829: ! (MMAN_An_nosplit & outflags))
830: outflags |= MMAN_An_split;
1.94 schwarze 831: return 1;
1.22 schwarze 832: }
1.3 schwarze 833: }
834:
835: static int
836: pre_ap(DECL_ARGS)
837: {
838:
1.20 schwarze 839: outflags &= ~MMAN_spc;
840: print_word("'");
841: outflags &= ~MMAN_spc;
1.94 schwarze 842: return 0;
1.74 schwarze 843: }
844:
845: static int
846: pre_aq(DECL_ARGS)
847: {
848:
1.96 schwarze 849: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 850: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 851: outflags &= ~MMAN_spc;
1.94 schwarze 852: return 1;
1.74 schwarze 853: }
854:
855: static void
856: post_aq(DECL_ARGS)
857: {
858:
859: outflags &= ~(MMAN_spc | MMAN_nl);
1.96 schwarze 860: print_word(n->child != NULL && n->child->next == NULL &&
1.82 schwarze 861: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 862: }
863:
864: static int
865: pre_bd(DECL_ARGS)
866: {
867:
1.36 schwarze 868: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
869:
870: if (DISP_unfilled == n->norm->Bd.type ||
871: DISP_literal == n->norm->Bd.type)
872: print_line(".nf", 0);
873: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 874: outflags |= MMAN_sp;
1.71 schwarze 875: print_offs(n->norm->Bd.offs, 1);
1.94 schwarze 876: return 1;
1.3 schwarze 877: }
878:
879: static void
880: post_bd(DECL_ARGS)
881: {
882:
1.43 schwarze 883: /* Close out this display. */
1.36 schwarze 884: print_line(".RE", MMAN_nl);
1.3 schwarze 885: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 886: DISP_literal == n->norm->Bd.type)
887: print_line(".fi", MMAN_nl);
1.43 schwarze 888:
1.47 schwarze 889: /* Maybe we are inside an enclosing list? */
890: if (NULL != n->parent->next)
891: mid_it();
1.13 schwarze 892: }
893:
894: static int
1.27 schwarze 895: pre_bf(DECL_ARGS)
896: {
897:
898: switch (n->type) {
1.89 schwarze 899: case ROFFT_BLOCK:
1.94 schwarze 900: return 1;
1.89 schwarze 901: case ROFFT_BODY:
1.27 schwarze 902: break;
903: default:
1.94 schwarze 904: return 0;
1.27 schwarze 905: }
906: switch (n->norm->Bf.font) {
1.62 schwarze 907: case FONT_Em:
1.27 schwarze 908: font_push('I');
909: break;
1.62 schwarze 910: case FONT_Sy:
1.27 schwarze 911: font_push('B');
912: break;
913: default:
914: font_push('R');
915: break;
916: }
1.94 schwarze 917: return 1;
1.27 schwarze 918: }
919:
920: static void
921: post_bf(DECL_ARGS)
922: {
923:
1.89 schwarze 924: if (n->type == ROFFT_BODY)
1.27 schwarze 925: font_pop();
926: }
927:
928: static int
1.13 schwarze 929: pre_bk(DECL_ARGS)
930: {
931:
932: switch (n->type) {
1.89 schwarze 933: case ROFFT_BLOCK:
1.94 schwarze 934: return 1;
1.89 schwarze 935: case ROFFT_BODY:
1.20 schwarze 936: outflags |= MMAN_Bk;
1.94 schwarze 937: return 1;
1.13 schwarze 938: default:
1.94 schwarze 939: return 0;
1.13 schwarze 940: }
941: }
942:
943: static void
944: post_bk(DECL_ARGS)
945: {
946:
1.89 schwarze 947: if (n->type == ROFFT_BODY)
1.20 schwarze 948: outflags &= ~MMAN_Bk;
1.3 schwarze 949: }
950:
951: static int
1.30 schwarze 952: pre_bl(DECL_ARGS)
953: {
1.33 schwarze 954: size_t icol;
1.30 schwarze 955:
1.49 schwarze 956: /*
957: * print_offs() will increase the -offset to account for
958: * a possible enclosing .It, but any enclosed .It blocks
959: * just nest and do not add up their indentation.
960: */
961: if (n->norm->Bl.offs) {
1.71 schwarze 962: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 963: Bl_stack[Bl_stack_len++] = 0;
964: }
965:
1.33 schwarze 966: switch (n->norm->Bl.type) {
1.62 schwarze 967: case LIST_enum:
1.30 schwarze 968: n->norm->Bl.count = 0;
1.94 schwarze 969: return 1;
1.62 schwarze 970: case LIST_column:
1.33 schwarze 971: break;
972: default:
1.94 schwarze 973: return 1;
1.33 schwarze 974: }
975:
1.96 schwarze 976: if (n->child != NULL) {
1.83 schwarze 977: print_line(".TS", MMAN_nl);
978: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
979: print_word("l");
980: print_word(".");
981: }
1.36 schwarze 982: outflags |= MMAN_nl;
1.94 schwarze 983: return 1;
1.30 schwarze 984: }
985:
986: static void
987: post_bl(DECL_ARGS)
988: {
989:
1.33 schwarze 990: switch (n->norm->Bl.type) {
1.62 schwarze 991: case LIST_column:
1.96 schwarze 992: if (n->child != NULL)
1.83 schwarze 993: print_line(".TE", 0);
1.36 schwarze 994: break;
1.62 schwarze 995: case LIST_enum:
1.33 schwarze 996: n->norm->Bl.count = 0;
997: break;
998: default:
999: break;
1000: }
1.49 schwarze 1001:
1002: if (n->norm->Bl.offs) {
1003: print_line(".RE", MMAN_nl);
1004: assert(Bl_stack_len);
1005: Bl_stack_len--;
1006: assert(0 == Bl_stack[Bl_stack_len]);
1007: } else {
1008: outflags |= MMAN_PP | MMAN_nl;
1009: outflags &= ~(MMAN_sp | MMAN_br);
1010: }
1.47 schwarze 1011:
1012: /* Maybe we are inside an enclosing list? */
1013: if (NULL != n->parent->next)
1014: mid_it();
1015:
1.30 schwarze 1016: }
1017:
1018: static int
1.3 schwarze 1019: pre_br(DECL_ARGS)
1020: {
1021:
1.21 schwarze 1022: outflags |= MMAN_br;
1.94 schwarze 1023: return 0;
1.8 schwarze 1024: }
1025:
1026: static int
1.1 schwarze 1027: pre_dl(DECL_ARGS)
1028: {
1029:
1.71 schwarze 1030: print_offs("6n", 0);
1.94 schwarze 1031: return 1;
1.1 schwarze 1032: }
1033:
1034: static void
1035: post_dl(DECL_ARGS)
1036: {
1037:
1.36 schwarze 1038: print_line(".RE", MMAN_nl);
1.47 schwarze 1039:
1040: /* Maybe we are inside an enclosing list? */
1041: if (NULL != n->parent->next)
1042: mid_it();
1.16 schwarze 1043: }
1044:
1045: static int
1.26 schwarze 1046: pre_em(DECL_ARGS)
1047: {
1048:
1049: font_push('I');
1.94 schwarze 1050: return 1;
1.28 schwarze 1051: }
1052:
1.64 schwarze 1053: static int
1054: pre_en(DECL_ARGS)
1055: {
1056:
1057: if (NULL == n->norm->Es ||
1058: NULL == n->norm->Es->child)
1.94 schwarze 1059: return 1;
1.64 schwarze 1060:
1061: print_word(n->norm->Es->child->string);
1062: outflags &= ~MMAN_spc;
1.94 schwarze 1063: return 1;
1.64 schwarze 1064: }
1065:
1066: static void
1067: post_en(DECL_ARGS)
1068: {
1069:
1070: if (NULL == n->norm->Es ||
1071: NULL == n->norm->Es->child ||
1072: NULL == n->norm->Es->child->next)
1073: return;
1074:
1075: outflags &= ~MMAN_spc;
1076: print_word(n->norm->Es->child->next->string);
1077: return;
1078: }
1079:
1.76 schwarze 1080: static int
1081: pre_eo(DECL_ARGS)
1082: {
1083:
1.84 schwarze 1084: if (n->end == ENDBODY_NOT &&
1085: n->parent->head->child == NULL &&
1086: n->child != NULL &&
1087: n->child->end != ENDBODY_NOT)
1088: print_word("\\&");
1089: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1090: n->parent->head->child != NULL && (n->child != NULL ||
1091: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1092: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 1093: return 1;
1.76 schwarze 1094: }
1095:
1.28 schwarze 1096: static void
1097: post_eo(DECL_ARGS)
1098: {
1.84 schwarze 1099: int body, tail;
1100:
1101: if (n->end != ENDBODY_NOT) {
1102: outflags |= MMAN_spc;
1103: return;
1104: }
1.28 schwarze 1105:
1.84 schwarze 1106: body = n->child != NULL || n->parent->head->child != NULL;
1107: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1108:
1109: if (body && tail)
1.28 schwarze 1110: outflags &= ~MMAN_spc;
1.84 schwarze 1111: else if ( ! (body || tail))
1112: print_word("\\&");
1113: else if ( ! tail)
1114: outflags |= MMAN_spc;
1.64 schwarze 1115: }
1116:
1117: static int
1.17 schwarze 1118: pre_fa(DECL_ARGS)
1119: {
1.57 schwarze 1120: int am_Fa;
1.17 schwarze 1121:
1.57 schwarze 1122: am_Fa = MDOC_Fa == n->tok;
1123:
1124: if (am_Fa)
1.17 schwarze 1125: n = n->child;
1126:
1127: while (NULL != n) {
1.26 schwarze 1128: font_push('I');
1.98 schwarze 1129: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.56 schwarze 1130: outflags |= MMAN_nbrword;
1.42 schwarze 1131: print_node(meta, n);
1.26 schwarze 1132: font_pop();
1.17 schwarze 1133: if (NULL != (n = n->next))
1.20 schwarze 1134: print_word(",");
1.17 schwarze 1135: }
1.94 schwarze 1136: return 0;
1.17 schwarze 1137: }
1138:
1139: static void
1140: post_fa(DECL_ARGS)
1141: {
1142:
1143: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1144: print_word(",");
1.29 schwarze 1145: }
1146:
1147: static int
1148: pre_fd(DECL_ARGS)
1149: {
1150:
1151: pre_syn(n);
1152: font_push('B');
1.94 schwarze 1153: return 1;
1.29 schwarze 1154: }
1155:
1156: static void
1157: post_fd(DECL_ARGS)
1158: {
1159:
1160: font_pop();
1161: outflags |= MMAN_br;
1.17 schwarze 1162: }
1163:
1164: static int
1.26 schwarze 1165: pre_fl(DECL_ARGS)
1166: {
1167:
1168: font_push('B');
1.45 schwarze 1169: print_word("\\-");
1.96 schwarze 1170: if (n->child != NULL)
1.70 schwarze 1171: outflags &= ~MMAN_spc;
1.94 schwarze 1172: return 1;
1.26 schwarze 1173: }
1174:
1175: static void
1176: post_fl(DECL_ARGS)
1177: {
1178:
1179: font_pop();
1.96 schwarze 1180: if (!(n->child != NULL ||
1.70 schwarze 1181: n->next == NULL ||
1.89 schwarze 1182: n->next->type == ROFFT_TEXT ||
1.98 schwarze 1183: n->next->flags & NODE_LINE))
1.26 schwarze 1184: outflags &= ~MMAN_spc;
1185: }
1186:
1187: static int
1.16 schwarze 1188: pre_fn(DECL_ARGS)
1189: {
1190:
1.23 schwarze 1191: pre_syn(n);
1192:
1.16 schwarze 1193: n = n->child;
1194: if (NULL == n)
1.94 schwarze 1195: return 0;
1.16 schwarze 1196:
1.98 schwarze 1197: if (NODE_SYNPRETTY & n->flags)
1.55 schwarze 1198: print_block(".HP 4n", MMAN_nl);
1199:
1.26 schwarze 1200: font_push('B');
1.42 schwarze 1201: print_node(meta, n);
1.26 schwarze 1202: font_pop();
1.20 schwarze 1203: outflags &= ~MMAN_spc;
1.26 schwarze 1204: print_word("(");
1.20 schwarze 1205: outflags &= ~MMAN_spc;
1.35 schwarze 1206:
1207: n = n->next;
1208: if (NULL != n)
1.42 schwarze 1209: pre_fa(meta, n);
1.94 schwarze 1210: return 0;
1.16 schwarze 1211: }
1212:
1213: static void
1214: post_fn(DECL_ARGS)
1215: {
1216:
1.20 schwarze 1217: print_word(")");
1.98 schwarze 1218: if (NODE_SYNPRETTY & n->flags) {
1.20 schwarze 1219: print_word(";");
1.55 schwarze 1220: outflags |= MMAN_PP;
1.17 schwarze 1221: }
1222: }
1223:
1224: static int
1225: pre_fo(DECL_ARGS)
1226: {
1227:
1228: switch (n->type) {
1.89 schwarze 1229: case ROFFT_BLOCK:
1.23 schwarze 1230: pre_syn(n);
1231: break;
1.89 schwarze 1232: case ROFFT_HEAD:
1.85 schwarze 1233: if (n->child == NULL)
1.94 schwarze 1234: return 0;
1.98 schwarze 1235: if (NODE_SYNPRETTY & n->flags)
1.57 schwarze 1236: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1237: font_push('B');
1.17 schwarze 1238: break;
1.89 schwarze 1239: case ROFFT_BODY:
1.85 schwarze 1240: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1241: print_word("(");
1242: outflags &= ~MMAN_spc;
1.17 schwarze 1243: break;
1244: default:
1245: break;
1246: }
1.94 schwarze 1247: return 1;
1.17 schwarze 1248: }
1.57 schwarze 1249:
1.17 schwarze 1250: static void
1251: post_fo(DECL_ARGS)
1252: {
1253:
1254: switch (n->type) {
1.89 schwarze 1255: case ROFFT_HEAD:
1.85 schwarze 1256: if (n->child != NULL)
1257: font_pop();
1.17 schwarze 1258: break;
1.89 schwarze 1259: case ROFFT_BODY:
1.42 schwarze 1260: post_fn(meta, n);
1.17 schwarze 1261: break;
1262: default:
1263: break;
1.16 schwarze 1264: }
1.15 schwarze 1265: }
1266:
1267: static int
1.23 schwarze 1268: pre_ft(DECL_ARGS)
1269: {
1270:
1271: pre_syn(n);
1.26 schwarze 1272: font_push('I');
1.94 schwarze 1273: return 1;
1.23 schwarze 1274: }
1275:
1276: static int
1.15 schwarze 1277: pre_in(DECL_ARGS)
1278: {
1279:
1.98 schwarze 1280: if (NODE_SYNPRETTY & n->flags) {
1.23 schwarze 1281: pre_syn(n);
1.26 schwarze 1282: font_push('B');
1283: print_word("#include <");
1284: outflags &= ~MMAN_spc;
1285: } else {
1286: print_word("<");
1287: outflags &= ~MMAN_spc;
1288: font_push('I');
1289: }
1.94 schwarze 1290: return 1;
1.15 schwarze 1291: }
1292:
1293: static void
1294: post_in(DECL_ARGS)
1295: {
1296:
1.98 schwarze 1297: if (NODE_SYNPRETTY & n->flags) {
1.26 schwarze 1298: outflags &= ~MMAN_spc;
1299: print_word(">");
1300: font_pop();
1.21 schwarze 1301: outflags |= MMAN_br;
1.26 schwarze 1302: } else {
1303: font_pop();
1304: outflags &= ~MMAN_spc;
1305: print_word(">");
1306: }
1.1 schwarze 1307: }
1308:
1309: static int
1310: pre_it(DECL_ARGS)
1311: {
1.90 schwarze 1312: const struct roff_node *bln;
1.1 schwarze 1313:
1.30 schwarze 1314: switch (n->type) {
1.89 schwarze 1315: case ROFFT_HEAD:
1.36 schwarze 1316: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1317: bln = n->parent->parent;
1.36 schwarze 1318: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1319: (NULL == n->parent->prev &&
1320: NULL == bln->parent->prev))
1.36 schwarze 1321: outflags |= MMAN_sp;
1322: outflags &= ~MMAN_br;
1.3 schwarze 1323: switch (bln->norm->Bl.type) {
1.62 schwarze 1324: case LIST_item:
1.94 schwarze 1325: return 0;
1.62 schwarze 1326: case LIST_inset:
1327: case LIST_diag:
1328: case LIST_ohang:
1.30 schwarze 1329: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1330: print_line(".B \"", 0);
1.30 schwarze 1331: else
1.36 schwarze 1332: print_line(".R \"", 0);
1.30 schwarze 1333: outflags &= ~MMAN_spc;
1.94 schwarze 1334: return 1;
1.62 schwarze 1335: case LIST_bullet:
1336: case LIST_dash:
1337: case LIST_hyphen:
1.81 schwarze 1338: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1339: TPremain = 0;
1.30 schwarze 1340: outflags |= MMAN_nl;
1341: font_push('B');
1342: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1343: print_word("\\(bu");
1.30 schwarze 1344: else
1345: print_word("-");
1346: font_pop();
1.66 schwarze 1347: outflags |= MMAN_nl;
1.94 schwarze 1348: return 0;
1.62 schwarze 1349: case LIST_enum:
1.81 schwarze 1350: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1351: TPremain = 0;
1.30 schwarze 1352: outflags |= MMAN_nl;
1353: print_count(&bln->norm->Bl.count);
1.66 schwarze 1354: outflags |= MMAN_nl;
1.94 schwarze 1355: return 0;
1.62 schwarze 1356: case LIST_hang:
1.81 schwarze 1357: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1358: TPremain = 0;
1.66 schwarze 1359: outflags |= MMAN_nl;
1.94 schwarze 1360: return 1;
1.62 schwarze 1361: case LIST_tag:
1.81 schwarze 1362: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1363: putchar('\n');
1364: outflags &= ~MMAN_spc;
1.94 schwarze 1365: return 1;
1.3 schwarze 1366: default:
1.94 schwarze 1367: return 1;
1.3 schwarze 1368: }
1.30 schwarze 1369: default:
1370: break;
1.1 schwarze 1371: }
1.94 schwarze 1372: return 1;
1.30 schwarze 1373: }
1374:
1.47 schwarze 1375: /*
1376: * This function is called after closing out an indented block.
1377: * If we are inside an enclosing list, restore its indentation.
1378: */
1379: static void
1380: mid_it(void)
1381: {
1382: char buf[24];
1383:
1384: /* Nothing to do outside a list. */
1385: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1386: return;
1387:
1388: /* The indentation has already been set up. */
1389: if (Bl_stack_post[Bl_stack_len - 1])
1390: return;
1391:
1392: /* Restore the indentation of the enclosing list. */
1393: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1394: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1395: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1396: print_word(buf);
1397:
1398: /* Remeber to close out this .RS block later. */
1399: Bl_stack_post[Bl_stack_len - 1] = 1;
1400: }
1401:
1.30 schwarze 1402: static void
1403: post_it(DECL_ARGS)
1404: {
1.90 schwarze 1405: const struct roff_node *bln;
1.30 schwarze 1406:
1.33 schwarze 1407: bln = n->parent->parent;
1408:
1409: switch (n->type) {
1.89 schwarze 1410: case ROFFT_HEAD:
1.30 schwarze 1411: switch (bln->norm->Bl.type) {
1.62 schwarze 1412: case LIST_diag:
1.30 schwarze 1413: outflags &= ~MMAN_spc;
1414: print_word("\\ ");
1415: break;
1.62 schwarze 1416: case LIST_ohang:
1.30 schwarze 1417: outflags |= MMAN_br;
1418: break;
1419: default:
1420: break;
1421: }
1.33 schwarze 1422: break;
1.89 schwarze 1423: case ROFFT_BODY:
1.43 schwarze 1424: switch (bln->norm->Bl.type) {
1.62 schwarze 1425: case LIST_bullet:
1426: case LIST_dash:
1427: case LIST_hyphen:
1428: case LIST_enum:
1429: case LIST_hang:
1430: case LIST_tag:
1.43 schwarze 1431: assert(Bl_stack_len);
1432: Bl_stack[--Bl_stack_len] = 0;
1433:
1434: /*
1435: * Our indentation had to be restored
1.47 schwarze 1436: * after a child display or child list.
1.43 schwarze 1437: * Close out that indentation block now.
1438: */
1439: if (Bl_stack_post[Bl_stack_len]) {
1440: print_line(".RE", MMAN_nl);
1441: Bl_stack_post[Bl_stack_len] = 0;
1442: }
1443: break;
1.62 schwarze 1444: case LIST_column:
1.43 schwarze 1445: if (NULL != n->next) {
1446: putchar('\t');
1447: outflags &= ~MMAN_spc;
1448: }
1449: break;
1450: default:
1451: break;
1.33 schwarze 1452: }
1453: break;
1454: default:
1455: break;
1.30 schwarze 1456: }
1.14 schwarze 1457: }
1458:
1459: static void
1460: post_lb(DECL_ARGS)
1461: {
1462:
1.21 schwarze 1463: if (SEC_LIBRARY == n->sec)
1464: outflags |= MMAN_br;
1.24 schwarze 1465: }
1466:
1467: static int
1468: pre_lk(DECL_ARGS)
1469: {
1.90 schwarze 1470: const struct roff_node *link, *descr;
1.24 schwarze 1471:
1472: if (NULL == (link = n->child))
1.94 schwarze 1473: return 0;
1.24 schwarze 1474:
1475: if (NULL != (descr = link->next)) {
1.26 schwarze 1476: font_push('I');
1.24 schwarze 1477: while (NULL != descr) {
1478: print_word(descr->string);
1479: descr = descr->next;
1480: }
1481: print_word(":");
1.26 schwarze 1482: font_pop();
1.24 schwarze 1483: }
1484:
1.26 schwarze 1485: font_push('B');
1.24 schwarze 1486: print_word(link->string);
1.26 schwarze 1487: font_pop();
1.94 schwarze 1488: return 0;
1.60 schwarze 1489: }
1490:
1491: static int
1492: pre_ll(DECL_ARGS)
1493: {
1494:
1495: print_line(".ll", 0);
1.94 schwarze 1496: return 1;
1.1 schwarze 1497: }
1498:
1499: static int
1.26 schwarze 1500: pre_li(DECL_ARGS)
1501: {
1502:
1503: font_push('R');
1.94 schwarze 1504: return 1;
1.26 schwarze 1505: }
1506:
1507: static int
1.1 schwarze 1508: pre_nm(DECL_ARGS)
1509: {
1.38 schwarze 1510: char *name;
1.1 schwarze 1511:
1.89 schwarze 1512: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1513: outflags |= MMAN_Bk;
1.23 schwarze 1514: pre_syn(n);
1.54 schwarze 1515: }
1.89 schwarze 1516: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.94 schwarze 1517: return 1;
1.102 schwarze 1518: name = n->child == NULL ? NULL : n->child->string;
1.38 schwarze 1519: if (NULL == name)
1.94 schwarze 1520: return 0;
1.89 schwarze 1521: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1522: if (NULL == n->parent->prev)
1523: outflags |= MMAN_sp;
1524: print_block(".HP", 0);
1.53 schwarze 1525: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1526: outflags |= MMAN_nl;
1527: }
1.26 schwarze 1528: font_push('B');
1.94 schwarze 1529: return 1;
1.1 schwarze 1530: }
1531:
1532: static void
1533: post_nm(DECL_ARGS)
1534: {
1535:
1.54 schwarze 1536: switch (n->type) {
1.89 schwarze 1537: case ROFFT_BLOCK:
1.54 schwarze 1538: outflags &= ~MMAN_Bk;
1539: break;
1.89 schwarze 1540: case ROFFT_HEAD:
1541: case ROFFT_ELEM:
1.102 schwarze 1542: if (n->child != NULL && n->child->string != NULL)
1.67 schwarze 1543: font_pop();
1.54 schwarze 1544: break;
1545: default:
1546: break;
1547: }
1.25 schwarze 1548: }
1549:
1550: static int
1551: pre_no(DECL_ARGS)
1552: {
1553:
1554: outflags |= MMAN_spc_force;
1.94 schwarze 1555: return 1;
1.1 schwarze 1556: }
1557:
1558: static int
1559: pre_ns(DECL_ARGS)
1560: {
1561:
1.20 schwarze 1562: outflags &= ~MMAN_spc;
1.94 schwarze 1563: return 0;
1.1 schwarze 1564: }
1565:
1.3 schwarze 1566: static void
1567: post_pf(DECL_ARGS)
1568: {
1569:
1.98 schwarze 1570: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.77 schwarze 1571: outflags &= ~MMAN_spc;
1.3 schwarze 1572: }
1573:
1.1 schwarze 1574: static int
1575: pre_pp(DECL_ARGS)
1576: {
1577:
1.36 schwarze 1578: if (MDOC_It != n->parent->tok)
1579: outflags |= MMAN_PP;
1580: outflags |= MMAN_sp | MMAN_nl;
1581: outflags &= ~MMAN_br;
1.94 schwarze 1582: return 0;
1.34 schwarze 1583: }
1584:
1585: static int
1586: pre_rs(DECL_ARGS)
1587: {
1588:
1589: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1590: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1591: outflags &= ~MMAN_br;
1.34 schwarze 1592: }
1.94 schwarze 1593: return 1;
1.67 schwarze 1594: }
1595:
1596: static int
1.75 schwarze 1597: pre_skip(DECL_ARGS)
1598: {
1599:
1.94 schwarze 1600: return 0;
1.12 schwarze 1601: }
1602:
1603: static int
1604: pre_sm(DECL_ARGS)
1605: {
1606:
1.65 schwarze 1607: if (NULL == n->child)
1608: outflags ^= MMAN_Sm;
1609: else if (0 == strcmp("on", n->child->string))
1610: outflags |= MMAN_Sm;
1.12 schwarze 1611: else
1.20 schwarze 1612: outflags &= ~MMAN_Sm;
1.65 schwarze 1613:
1614: if (MMAN_Sm & outflags)
1615: outflags |= MMAN_spc;
1616:
1.94 schwarze 1617: return 0;
1.1 schwarze 1618: }
1619:
1620: static int
1.3 schwarze 1621: pre_sp(DECL_ARGS)
1.1 schwarze 1622: {
1623:
1.41 schwarze 1624: if (MMAN_PP & outflags) {
1625: outflags &= ~MMAN_PP;
1.40 schwarze 1626: print_line(".PP", 0);
1.41 schwarze 1627: } else
1.40 schwarze 1628: print_line(".sp", 0);
1.94 schwarze 1629: return 1;
1.1 schwarze 1630: }
1631:
1632: static void
1.3 schwarze 1633: post_sp(DECL_ARGS)
1.1 schwarze 1634: {
1635:
1.20 schwarze 1636: outflags |= MMAN_nl;
1.18 schwarze 1637: }
1638:
1639: static int
1.26 schwarze 1640: pre_sy(DECL_ARGS)
1641: {
1642:
1643: font_push('B');
1.94 schwarze 1644: return 1;
1.26 schwarze 1645: }
1646:
1647: static int
1.18 schwarze 1648: pre_vt(DECL_ARGS)
1649: {
1650:
1.98 schwarze 1651: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1652: switch (n->type) {
1.89 schwarze 1653: case ROFFT_BLOCK:
1.23 schwarze 1654: pre_syn(n);
1.94 schwarze 1655: return 1;
1.89 schwarze 1656: case ROFFT_BODY:
1.18 schwarze 1657: break;
1658: default:
1.94 schwarze 1659: return 0;
1.18 schwarze 1660: }
1661: }
1.26 schwarze 1662: font_push('I');
1.94 schwarze 1663: return 1;
1.18 schwarze 1664: }
1665:
1666: static void
1667: post_vt(DECL_ARGS)
1668: {
1669:
1.98 schwarze 1670: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1671: return;
1.26 schwarze 1672: font_pop();
1.1 schwarze 1673: }
1674:
1675: static int
1676: pre_xr(DECL_ARGS)
1677: {
1678:
1679: n = n->child;
1680: if (NULL == n)
1.94 schwarze 1681: return 0;
1.42 schwarze 1682: print_node(meta, n);
1.1 schwarze 1683: n = n->next;
1684: if (NULL == n)
1.94 schwarze 1685: return 0;
1.20 schwarze 1686: outflags &= ~MMAN_spc;
1687: print_word("(");
1.42 schwarze 1688: print_node(meta, n);
1.20 schwarze 1689: print_word(")");
1.94 schwarze 1690: return 0;
1.1 schwarze 1691: }
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