Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.102
1.102 ! schwarze 1: /* $OpenBSD: mdoc_man.c,v 1.101 2017/02/16 02:59:42 schwarze Exp $ */
1.1 schwarze 2: /*
1.95 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: */
1.69 schwarze 17: #include <sys/types.h>
18:
1.9 schwarze 19: #include <assert.h>
1.1 schwarze 20: #include <stdio.h>
21: #include <string.h>
22:
1.87 schwarze 23: #include "mandoc_aux.h"
1.1 schwarze 24: #include "mandoc.h"
1.87 schwarze 25: #include "roff.h"
26: #include "mdoc.h"
27: #include "man.h"
1.8 schwarze 28: #include "out.h"
1.1 schwarze 29: #include "main.h"
30:
1.89 schwarze 31: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 32:
33: struct manact {
1.4 schwarze 34: int (*cond)(DECL_ARGS); /* DON'T run actions */
35: int (*pre)(DECL_ARGS); /* pre-node action */
36: void (*post)(DECL_ARGS); /* post-node action */
37: const char *prefix; /* pre-node string constant */
38: const char *suffix; /* post-node string constant */
1.1 schwarze 39: };
40:
1.4 schwarze 41: static int cond_body(DECL_ARGS);
1.1 schwarze 42: static int cond_head(DECL_ARGS);
1.24 schwarze 43: static void font_push(char);
44: static void font_pop(void);
1.46 schwarze 45: static void mid_it(void);
1.32 schwarze 46: static void post__t(DECL_ARGS);
1.72 schwarze 47: static void post_aq(DECL_ARGS);
1.4 schwarze 48: static void post_bd(DECL_ARGS);
1.25 schwarze 49: static void post_bf(DECL_ARGS);
1.10 schwarze 50: static void post_bk(DECL_ARGS);
1.28 schwarze 51: static void post_bl(DECL_ARGS);
1.4 schwarze 52: static void post_dl(DECL_ARGS);
1.63 schwarze 53: static void post_en(DECL_ARGS);
1.1 schwarze 54: static void post_enc(DECL_ARGS);
1.26 schwarze 55: static void post_eo(DECL_ARGS);
1.14 schwarze 56: static void post_fa(DECL_ARGS);
1.27 schwarze 57: static void post_fd(DECL_ARGS);
1.24 schwarze 58: static void post_fl(DECL_ARGS);
1.13 schwarze 59: static void post_fn(DECL_ARGS);
1.14 schwarze 60: static void post_fo(DECL_ARGS);
1.24 schwarze 61: static void post_font(DECL_ARGS);
1.12 schwarze 62: static void post_in(DECL_ARGS);
1.28 schwarze 63: static void post_it(DECL_ARGS);
1.11 schwarze 64: static void post_lb(DECL_ARGS);
1.4 schwarze 65: static void post_nm(DECL_ARGS);
1.1 schwarze 66: static void post_percent(DECL_ARGS);
1.4 schwarze 67: static void post_pf(DECL_ARGS);
1.3 schwarze 68: static void post_sect(DECL_ARGS);
1.4 schwarze 69: static void post_sp(DECL_ARGS);
1.15 schwarze 70: static void post_vt(DECL_ARGS);
1.32 schwarze 71: static int pre__t(DECL_ARGS);
1.20 schwarze 72: static int pre_an(DECL_ARGS);
1.3 schwarze 73: static int pre_ap(DECL_ARGS);
1.72 schwarze 74: static int pre_aq(DECL_ARGS);
1.3 schwarze 75: static int pre_bd(DECL_ARGS);
1.25 schwarze 76: static int pre_bf(DECL_ARGS);
1.10 schwarze 77: static int pre_bk(DECL_ARGS);
1.28 schwarze 78: static int pre_bl(DECL_ARGS);
1.3 schwarze 79: static int pre_br(DECL_ARGS);
1.1 schwarze 80: static int pre_dl(DECL_ARGS);
1.63 schwarze 81: static int pre_en(DECL_ARGS);
1.4 schwarze 82: static int pre_enc(DECL_ARGS);
1.24 schwarze 83: static int pre_em(DECL_ARGS);
1.73 schwarze 84: static int pre_skip(DECL_ARGS);
1.74 schwarze 85: static int pre_eo(DECL_ARGS);
1.66 schwarze 86: static int pre_ex(DECL_ARGS);
1.14 schwarze 87: static int pre_fa(DECL_ARGS);
1.27 schwarze 88: static int pre_fd(DECL_ARGS);
1.24 schwarze 89: static int pre_fl(DECL_ARGS);
1.13 schwarze 90: static int pre_fn(DECL_ARGS);
1.14 schwarze 91: static int pre_fo(DECL_ARGS);
1.21 schwarze 92: static int pre_ft(DECL_ARGS);
1.12 schwarze 93: static int pre_in(DECL_ARGS);
1.1 schwarze 94: static int pre_it(DECL_ARGS);
1.22 schwarze 95: static int pre_lk(DECL_ARGS);
1.24 schwarze 96: static int pre_li(DECL_ARGS);
1.60 schwarze 97: static int pre_ll(DECL_ARGS);
1.1 schwarze 98: static int pre_nm(DECL_ARGS);
1.23 schwarze 99: static int pre_no(DECL_ARGS);
1.1 schwarze 100: static int pre_ns(DECL_ARGS);
101: static int pre_pp(DECL_ARGS);
1.32 schwarze 102: static int pre_rs(DECL_ARGS);
1.9 schwarze 103: static int pre_sm(DECL_ARGS);
1.3 schwarze 104: static int pre_sp(DECL_ARGS);
1.4 schwarze 105: static int pre_sect(DECL_ARGS);
1.24 schwarze 106: static int pre_sy(DECL_ARGS);
1.88 schwarze 107: static void pre_syn(const struct roff_node *);
1.15 schwarze 108: static int pre_vt(DECL_ARGS);
1.1 schwarze 109: static int pre_xr(DECL_ARGS);
1.18 schwarze 110: static void print_word(const char *);
1.34 schwarze 111: static void print_line(const char *, int);
112: static void print_block(const char *, int);
1.69 schwarze 113: static void print_offs(const char *, int);
1.79 schwarze 114: static void print_width(const struct mdoc_bl *,
1.88 schwarze 115: const struct roff_node *);
1.28 schwarze 116: static void print_count(int *);
1.4 schwarze 117: static void print_node(DECL_ARGS);
1.1 schwarze 118:
1.3 schwarze 119: static const struct manact manacts[MDOC_MAX + 1] = {
120: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
121: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
122: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 124: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
125: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 126: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 127: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 128: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 129: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
130: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 131: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 132: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 133: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 134: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 135: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 136: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
137: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
138: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
139: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
140: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
141: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.66 schwarze 142: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.14 schwarze 143: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 144: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 145: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 146: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 147: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
148: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 149: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 150: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 151: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
152: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
153: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.63 schwarze 154: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.99 schwarze 156: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.5 schwarze 157: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 158: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 159: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 160: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 161: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
170: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.72 schwarze 173: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
174: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.5 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 177: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 178: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.97 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Bsx */
1.98 schwarze 181: { NULL, NULL, NULL, NULL, NULL }, /* Bx */
1.73 schwarze 182: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.6 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.86 schwarze 184: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
185: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
1.26 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
187: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 188: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.74 schwarze 189: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.97 schwarze 190: { NULL, NULL, NULL, NULL, NULL }, /* Fx */
1.24 schwarze 191: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 192: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 193: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.97 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* Nx */
195: { NULL, NULL, NULL, NULL, NULL }, /* Ox */
1.3 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
197: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
198: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 200: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 201: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 202: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
204: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 205: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 206: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 207: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
208: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 209: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 210: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
211: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
212: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.97 schwarze 213: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.32 schwarze 214: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
215: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 216: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
217: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 218: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 220: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
221: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.99 schwarze 222: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.5 schwarze 223: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.63 schwarze 224: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.99 schwarze 225: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.11 schwarze 226: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 227: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 228: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 230: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
232: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.73 schwarze 234: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.63 schwarze 235: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.97 schwarze 236: { NULL, NULL, NULL, NULL, NULL }, /* Dx */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 238: { NULL, pre_br, NULL, NULL, NULL }, /* br */
239: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
241: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 242: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 243: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 244: };
245:
1.18 schwarze 246: static int outflags;
1.34 schwarze 247: #define MMAN_spc (1 << 0) /* blank character before next word */
248: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
249: #define MMAN_nl (1 << 2) /* break man(7) code line */
250: #define MMAN_br (1 << 3) /* break output line */
251: #define MMAN_sp (1 << 4) /* insert a blank output line */
252: #define MMAN_PP (1 << 5) /* reset indentation etc. */
253: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
254: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 255: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
256: #define MMAN_An_split (1 << 9) /* author mode is "split" */
257: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
258: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 schwarze 259: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 260:
1.43 schwarze 261: #define BL_STACK_MAX 32
262:
1.79 schwarze 263: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 264: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
265: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 266: static int TPremain; /* characters before tag is full */
267:
1.24 schwarze 268: static struct {
269: char *head;
270: char *tail;
271: size_t size;
272: } fontqueue;
273:
1.61 schwarze 274:
1.24 schwarze 275: static void
276: font_push(char newfont)
277: {
278:
279: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
280: fontqueue.size += 8;
281: fontqueue.head = mandoc_realloc(fontqueue.head,
1.61 schwarze 282: fontqueue.size);
1.24 schwarze 283: }
284: *fontqueue.tail = newfont;
1.35 schwarze 285: print_word("");
286: printf("\\f");
1.24 schwarze 287: putchar(newfont);
288: outflags &= ~MMAN_spc;
289: }
290:
291: static void
292: font_pop(void)
293: {
294:
295: if (fontqueue.tail > fontqueue.head)
296: fontqueue.tail--;
297: outflags &= ~MMAN_spc;
1.35 schwarze 298: print_word("");
299: printf("\\f");
1.24 schwarze 300: putchar(*fontqueue.tail);
301: }
302:
1.1 schwarze 303: static void
1.18 schwarze 304: print_word(const char *s)
1.1 schwarze 305: {
1.4 schwarze 306:
1.34 schwarze 307: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.61 schwarze 308: /*
1.4 schwarze 309: * If we need a newline, print it now and start afresh.
310: */
1.34 schwarze 311: if (MMAN_PP & outflags) {
1.44 schwarze 312: if (MMAN_sp & outflags) {
313: if (MMAN_PD & outflags) {
314: printf("\n.PD");
315: outflags &= ~MMAN_PD;
316: }
317: } else if ( ! (MMAN_PD & outflags)) {
318: printf("\n.PD 0");
319: outflags |= MMAN_PD;
320: }
1.34 schwarze 321: printf("\n.PP\n");
322: } else if (MMAN_sp & outflags)
1.19 schwarze 323: printf("\n.sp\n");
324: else if (MMAN_br & outflags)
325: printf("\n.br\n");
326: else if (MMAN_nl & outflags)
327: putchar('\n');
1.34 schwarze 328: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 329: if (1 == TPremain)
330: printf(".br\n");
331: TPremain = 0;
332: } else if (MMAN_spc & outflags) {
1.4 schwarze 333: /*
1.23 schwarze 334: * If we need a space, only print it if
335: * (1) it is forced by `No' or
336: * (2) what follows is not terminating punctuation or
337: * (3) what follows is longer than one character.
1.4 schwarze 338: */
1.35 schwarze 339: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 340: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 341: if (MMAN_Bk & outflags &&
342: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 343: putchar('\\');
1.39 millert 344: putchar(' ');
1.35 schwarze 345: if (TPremain)
346: TPremain--;
1.10 schwarze 347: }
1.35 schwarze 348: }
1.4 schwarze 349:
350: /*
351: * Reassign needing space if we're not following opening
352: * punctuation.
353: */
1.35 schwarze 354: if (MMAN_Sm & outflags && ('\0' == s[0] ||
355: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 356: outflags |= MMAN_spc;
357: else
358: outflags &= ~MMAN_spc;
1.45 schwarze 359: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 360:
1.1 schwarze 361: for ( ; *s; s++) {
362: switch (*s) {
1.61 schwarze 363: case ASCII_NBRSP:
1.39 millert 364: printf("\\ ");
1.1 schwarze 365: break;
1.61 schwarze 366: case ASCII_HYPH:
1.1 schwarze 367: putchar('-');
1.57 schwarze 368: break;
1.61 schwarze 369: case ASCII_BREAK:
1.57 schwarze 370: printf("\\:");
1.1 schwarze 371: break;
1.61 schwarze 372: case ' ':
1.55 schwarze 373: if (MMAN_nbrword & outflags) {
374: printf("\\ ");
375: break;
376: }
377: /* FALLTHROUGH */
1.1 schwarze 378: default:
1.4 schwarze 379: putchar((unsigned char)*s);
1.1 schwarze 380: break;
381: }
1.35 schwarze 382: if (TPremain)
383: TPremain--;
1.1 schwarze 384: }
1.55 schwarze 385: outflags &= ~MMAN_nbrword;
1.1 schwarze 386: }
387:
1.8 schwarze 388: static void
1.34 schwarze 389: print_line(const char *s, int newflags)
390: {
391:
392: outflags &= ~MMAN_br;
393: outflags |= MMAN_nl;
394: print_word(s);
395: outflags |= newflags;
396: }
397:
398: static void
399: print_block(const char *s, int newflags)
400: {
401:
402: outflags &= ~MMAN_PP;
1.44 schwarze 403: if (MMAN_sp & outflags) {
1.34 schwarze 404: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 405: if (MMAN_PD & outflags) {
406: print_line(".PD", 0);
407: outflags &= ~MMAN_PD;
408: }
1.45 schwarze 409: } else if (! (MMAN_PD & outflags))
410: print_line(".PD 0", MMAN_PD);
1.34 schwarze 411: outflags |= MMAN_nl;
412: print_word(s);
1.45 schwarze 413: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 414: }
415:
416: static void
1.69 schwarze 417: print_offs(const char *v, int keywords)
1.8 schwarze 418: {
419: char buf[24];
420: struct roffsu su;
1.79 schwarze 421: int sz;
1.8 schwarze 422:
1.47 schwarze 423: print_line(".RS", MMAN_Bk_susp);
424:
1.43 schwarze 425: /* Convert v into a number (of characters). */
1.69 schwarze 426: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.8 schwarze 427: sz = 0;
1.69 schwarze 428: else if (keywords && !strcmp(v, "indent"))
1.8 schwarze 429: sz = 6;
1.69 schwarze 430: else if (keywords && !strcmp(v, "indent-two"))
1.8 schwarze 431: sz = 12;
1.77 schwarze 432: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 433: if (SCALE_EN == su.unit)
434: sz = su.scale;
435: else {
436: /*
437: * XXX
438: * If we are inside an enclosing list,
439: * there is no easy way to add the two
440: * indentations because they are provided
441: * in terms of different units.
442: */
443: print_word(v);
1.47 schwarze 444: outflags |= MMAN_nl;
1.43 schwarze 445: return;
446: }
1.8 schwarze 447: } else
448: sz = strlen(v);
449:
1.43 schwarze 450: /*
451: * We are inside an enclosing list.
452: * Add the two indentations.
453: */
454: if (Bl_stack_len)
455: sz += Bl_stack[Bl_stack_len - 1];
456:
1.79 schwarze 457: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.18 schwarze 458: print_word(buf);
1.47 schwarze 459: outflags |= MMAN_nl;
1.8 schwarze 460: }
461:
1.46 schwarze 462: /*
463: * Set up the indentation for a list item; used from pre_it().
464: */
1.59 schwarze 465: static void
1.88 schwarze 466: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.28 schwarze 467: {
468: char buf[24];
469: struct roffsu su;
1.79 schwarze 470: int numeric, remain, sz, chsz;
1.29 schwarze 471:
1.35 schwarze 472: numeric = 1;
473: remain = 0;
1.43 schwarze 474:
1.79 schwarze 475: /* Convert the width into a number (of characters). */
476: if (bl->width == NULL)
477: sz = (bl->type == LIST_hang) ? 6 : 0;
478: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.28 schwarze 479: if (SCALE_EN == su.unit)
480: sz = su.scale;
481: else {
1.35 schwarze 482: sz = 0;
483: numeric = 0;
1.28 schwarze 484: }
485: } else
1.79 schwarze 486: sz = strlen(bl->width);
1.28 schwarze 487:
1.35 schwarze 488: /* XXX Rough estimation, might have multiple parts. */
1.79 schwarze 489: if (bl->type == LIST_enum)
490: chsz = (bl->count > 8) + 1;
1.87 schwarze 491: else if (child != NULL && child->type == ROFFT_TEXT)
1.79 schwarze 492: chsz = strlen(child->string);
493: else
494: chsz = 0;
1.35 schwarze 495:
1.46 schwarze 496: /* Maybe we are inside an enclosing list? */
497: mid_it();
1.43 schwarze 498:
499: /*
500: * Save our own indentation,
501: * such that child lists can use it.
502: */
503: Bl_stack[Bl_stack_len++] = sz + 2;
504:
505: /* Set up the current list. */
1.79 schwarze 506: if (chsz > sz && bl->type != LIST_tag)
1.34 schwarze 507: print_block(".HP", 0);
1.35 schwarze 508: else {
1.34 schwarze 509: print_block(".TP", 0);
1.35 schwarze 510: remain = sz + 2;
511: }
512: if (numeric) {
1.79 schwarze 513: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.35 schwarze 514: print_word(buf);
515: } else
1.79 schwarze 516: print_word(bl->width);
1.35 schwarze 517: TPremain = remain;
1.28 schwarze 518: }
519:
1.59 schwarze 520: static void
1.28 schwarze 521: print_count(int *count)
522: {
1.62 schwarze 523: char buf[24];
1.28 schwarze 524:
1.79 schwarze 525: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.28 schwarze 526: print_word(buf);
527: }
528:
529: void
1.90 schwarze 530: man_man(void *arg, const struct roff_man *man)
1.4 schwarze 531: {
532:
533: /*
534: * Dump the keep buffer.
535: * We're guaranteed by now that this exists (is non-NULL).
536: * Flush stdout afterward, just in case.
537: */
538: fputs(mparse_getkeep(man_mparse(man)), stdout);
539: fflush(stdout);
540: }
541:
542: void
1.90 schwarze 543: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 544: {
1.88 schwarze 545: struct roff_node *n;
1.1 schwarze 546:
1.41 millert 547: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.91 schwarze 548: mdoc->meta.title,
549: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
550: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.41 millert 551:
552: /* Disable hyphenation and if nroff, disable justification. */
553: printf(".nh\n.if n .ad l");
1.1 schwarze 554:
1.18 schwarze 555: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 556: if (0 == fontqueue.size) {
557: fontqueue.size = 8;
558: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
559: *fontqueue.tail = 'R';
560: }
1.91 schwarze 561: for (n = mdoc->first->child; n != NULL; n = n->next)
562: print_node(&mdoc->meta, n);
1.3 schwarze 563: putchar('\n');
1.1 schwarze 564: }
565:
566: static void
567: print_node(DECL_ARGS)
568: {
1.4 schwarze 569: const struct manact *act;
1.88 schwarze 570: struct roff_node *sub;
1.1 schwarze 571: int cond, do_sub;
1.95 schwarze 572:
573: if (n->flags & NODE_NOPRT)
574: return;
1.45 schwarze 575:
1.4 schwarze 576: /*
577: * Break the line if we were parsed subsequent the current node.
578: * This makes the page structure be more consistent.
579: */
1.96 schwarze 580: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.18 schwarze 581: outflags |= MMAN_nl;
1.1 schwarze 582:
1.4 schwarze 583: act = NULL;
1.1 schwarze 584: cond = 0;
585: do_sub = 1;
1.96 schwarze 586: n->flags &= ~NODE_ENDED;
1.4 schwarze 587:
1.87 schwarze 588: if (n->type == ROFFT_TEXT) {
1.4 schwarze 589: /*
590: * Make sure that we don't happen to start with a
591: * control character at the start of a line.
592: */
1.61 schwarze 593: if (MMAN_nl & outflags &&
594: ('.' == *n->string || '\'' == *n->string)) {
1.35 schwarze 595: print_word("");
596: printf("\\&");
1.18 schwarze 597: outflags &= ~MMAN_spc;
1.3 schwarze 598: }
1.99 schwarze 599: if (n->flags & NODE_DELIMC)
600: outflags &= ~(MMAN_spc | MMAN_spc_force);
601: else if (outflags & MMAN_Sm)
1.71 schwarze 602: outflags |= MMAN_spc_force;
1.18 schwarze 603: print_word(n->string);
1.99 schwarze 604: if (n->flags & NODE_DELIMO)
605: outflags &= ~(MMAN_spc | MMAN_spc_force);
606: else if (outflags & MMAN_Sm)
1.71 schwarze 607: outflags |= MMAN_spc;
1.1 schwarze 608: } else {
1.4 schwarze 609: /*
610: * Conditionally run the pre-node action handler for a
611: * node.
612: */
1.1 schwarze 613: act = manacts + n->tok;
1.74 schwarze 614: cond = act->cond == NULL || (*act->cond)(meta, n);
1.94 schwarze 615: if (cond && act->pre != NULL &&
616: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 617: do_sub = (*act->pre)(meta, n);
1.1 schwarze 618: }
619:
1.61 schwarze 620: /*
1.4 schwarze 621: * Conditionally run all child nodes.
622: * Note that this iterates over children instead of using
623: * recursion. This prevents unnecessary depth in the stack.
624: */
1.1 schwarze 625: if (do_sub)
626: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 627: print_node(meta, sub);
1.1 schwarze 628:
1.4 schwarze 629: /*
630: * Lastly, conditionally run the post-node handler.
631: */
1.96 schwarze 632: if (NODE_ENDED & n->flags)
1.58 schwarze 633: return;
634:
1.1 schwarze 635: if (cond && act->post)
1.42 schwarze 636: (*act->post)(meta, n);
1.58 schwarze 637:
638: if (ENDBODY_NOT != n->end)
1.96 schwarze 639: n->body->flags |= NODE_ENDED;
1.1 schwarze 640: }
641:
642: static int
643: cond_head(DECL_ARGS)
644: {
1.4 schwarze 645:
1.92 schwarze 646: return n->type == ROFFT_HEAD;
1.1 schwarze 647: }
648:
649: static int
650: cond_body(DECL_ARGS)
651: {
1.4 schwarze 652:
1.92 schwarze 653: return n->type == ROFFT_BODY;
1.1 schwarze 654: }
655:
656: static int
657: pre_enc(DECL_ARGS)
658: {
1.4 schwarze 659: const char *prefix;
1.1 schwarze 660:
661: prefix = manacts[n->tok].prefix;
662: if (NULL == prefix)
1.92 schwarze 663: return 1;
1.18 schwarze 664: print_word(prefix);
665: outflags &= ~MMAN_spc;
1.92 schwarze 666: return 1;
1.1 schwarze 667: }
668:
669: static void
670: post_enc(DECL_ARGS)
671: {
672: const char *suffix;
673:
674: suffix = manacts[n->tok].suffix;
675: if (NULL == suffix)
676: return;
1.58 schwarze 677: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 678: print_word(suffix);
1.24 schwarze 679: }
680:
1.66 schwarze 681: static int
682: pre_ex(DECL_ARGS)
683: {
684: outflags |= MMAN_br | MMAN_nl;
1.99 schwarze 685: return 1;
1.66 schwarze 686: }
687:
1.24 schwarze 688: static void
689: post_font(DECL_ARGS)
690: {
691:
692: font_pop();
1.1 schwarze 693: }
694:
695: static void
696: post_percent(DECL_ARGS)
697: {
698:
1.32 schwarze 699: if (pre_em == manacts[n->tok].pre)
700: font_pop();
701: if (n->next) {
1.18 schwarze 702: print_word(",");
1.32 schwarze 703: if (n->prev && n->prev->tok == n->tok &&
704: n->next->tok == n->tok)
705: print_word("and");
706: } else {
1.18 schwarze 707: print_word(".");
708: outflags |= MMAN_nl;
1.1 schwarze 709: }
710: }
711:
1.32 schwarze 712: static int
713: pre__t(DECL_ARGS)
714: {
715:
1.61 schwarze 716: if (n->parent && MDOC_Rs == n->parent->tok &&
717: n->parent->norm->Rs.quote_T) {
1.102 ! schwarze 718: print_word("\\(lq");
1.32 schwarze 719: outflags &= ~MMAN_spc;
720: } else
721: font_push('I');
1.92 schwarze 722: return 1;
1.32 schwarze 723: }
724:
725: static void
726: post__t(DECL_ARGS)
727: {
728:
1.61 schwarze 729: if (n->parent && MDOC_Rs == n->parent->tok &&
730: n->parent->norm->Rs.quote_T) {
1.32 schwarze 731: outflags &= ~MMAN_spc;
1.102 ! schwarze 732: print_word("\\(rq");
1.32 schwarze 733: } else
734: font_pop();
1.42 schwarze 735: post_percent(meta, n);
1.32 schwarze 736: }
737:
1.4 schwarze 738: /*
739: * Print before a section header.
740: */
1.1 schwarze 741: static int
1.3 schwarze 742: pre_sect(DECL_ARGS)
743: {
744:
1.87 schwarze 745: if (n->type == ROFFT_HEAD) {
1.45 schwarze 746: outflags |= MMAN_sp;
747: print_block(manacts[n->tok].prefix, 0);
748: print_word("");
749: putchar('\"');
750: outflags &= ~MMAN_spc;
751: }
1.92 schwarze 752: return 1;
1.3 schwarze 753: }
754:
1.4 schwarze 755: /*
756: * Print subsequent a section header.
757: */
1.3 schwarze 758: static void
759: post_sect(DECL_ARGS)
760: {
761:
1.87 schwarze 762: if (n->type != ROFFT_HEAD)
1.3 schwarze 763: return;
1.18 schwarze 764: outflags &= ~MMAN_spc;
1.35 schwarze 765: print_word("");
766: putchar('\"');
1.18 schwarze 767: outflags |= MMAN_nl;
1.20 schwarze 768: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
769: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
770: }
771:
1.21 schwarze 772: /* See mdoc_term.c, synopsis_pre() for comments. */
773: static void
1.88 schwarze 774: pre_syn(const struct roff_node *n)
1.21 schwarze 775: {
776:
1.96 schwarze 777: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.21 schwarze 778: return;
779:
780: if (n->prev->tok == n->tok &&
1.61 schwarze 781: MDOC_Ft != n->tok &&
782: MDOC_Fo != n->tok &&
783: MDOC_Fn != n->tok) {
1.21 schwarze 784: outflags |= MMAN_br;
785: return;
786: }
787:
788: switch (n->prev->tok) {
1.61 schwarze 789: case MDOC_Fd:
790: case MDOC_Fn:
791: case MDOC_Fo:
792: case MDOC_In:
793: case MDOC_Vt:
1.21 schwarze 794: outflags |= MMAN_sp;
795: break;
1.61 schwarze 796: case MDOC_Ft:
1.21 schwarze 797: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
798: outflags |= MMAN_sp;
799: break;
800: }
801: /* FALLTHROUGH */
802: default:
803: outflags |= MMAN_br;
804: break;
805: }
806: }
807:
1.20 schwarze 808: static int
809: pre_an(DECL_ARGS)
810: {
811:
812: switch (n->norm->An.auth) {
1.61 schwarze 813: case AUTH_split:
1.20 schwarze 814: outflags &= ~MMAN_An_nosplit;
815: outflags |= MMAN_An_split;
1.92 schwarze 816: return 0;
1.61 schwarze 817: case AUTH_nosplit:
1.20 schwarze 818: outflags &= ~MMAN_An_split;
819: outflags |= MMAN_An_nosplit;
1.92 schwarze 820: return 0;
1.20 schwarze 821: default:
822: if (MMAN_An_split & outflags)
823: outflags |= MMAN_br;
824: else if (SEC_AUTHORS == n->sec &&
825: ! (MMAN_An_nosplit & outflags))
826: outflags |= MMAN_An_split;
1.92 schwarze 827: return 1;
1.20 schwarze 828: }
1.3 schwarze 829: }
830:
831: static int
832: pre_ap(DECL_ARGS)
833: {
834:
1.18 schwarze 835: outflags &= ~MMAN_spc;
836: print_word("'");
837: outflags &= ~MMAN_spc;
1.92 schwarze 838: return 0;
1.72 schwarze 839: }
840:
841: static int
842: pre_aq(DECL_ARGS)
843: {
844:
1.94 schwarze 845: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 846: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.72 schwarze 847: outflags &= ~MMAN_spc;
1.92 schwarze 848: return 1;
1.72 schwarze 849: }
850:
851: static void
852: post_aq(DECL_ARGS)
853: {
854:
855: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 856: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 857: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 858: }
859:
860: static int
861: pre_bd(DECL_ARGS)
862: {
863:
1.34 schwarze 864: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
865:
866: if (DISP_unfilled == n->norm->Bd.type ||
867: DISP_literal == n->norm->Bd.type)
868: print_line(".nf", 0);
869: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 870: outflags |= MMAN_sp;
1.69 schwarze 871: print_offs(n->norm->Bd.offs, 1);
1.92 schwarze 872: return 1;
1.3 schwarze 873: }
874:
875: static void
876: post_bd(DECL_ARGS)
877: {
878:
1.43 schwarze 879: /* Close out this display. */
1.34 schwarze 880: print_line(".RE", MMAN_nl);
1.3 schwarze 881: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 882: DISP_literal == n->norm->Bd.type)
883: print_line(".fi", MMAN_nl);
1.43 schwarze 884:
1.46 schwarze 885: /* Maybe we are inside an enclosing list? */
886: if (NULL != n->parent->next)
887: mid_it();
1.10 schwarze 888: }
889:
890: static int
1.25 schwarze 891: pre_bf(DECL_ARGS)
892: {
893:
894: switch (n->type) {
1.87 schwarze 895: case ROFFT_BLOCK:
1.92 schwarze 896: return 1;
1.87 schwarze 897: case ROFFT_BODY:
1.25 schwarze 898: break;
899: default:
1.92 schwarze 900: return 0;
1.25 schwarze 901: }
902: switch (n->norm->Bf.font) {
1.61 schwarze 903: case FONT_Em:
1.25 schwarze 904: font_push('I');
905: break;
1.61 schwarze 906: case FONT_Sy:
1.25 schwarze 907: font_push('B');
908: break;
909: default:
910: font_push('R');
911: break;
912: }
1.92 schwarze 913: return 1;
1.25 schwarze 914: }
915:
916: static void
917: post_bf(DECL_ARGS)
918: {
919:
1.87 schwarze 920: if (n->type == ROFFT_BODY)
1.25 schwarze 921: font_pop();
922: }
923:
924: static int
1.10 schwarze 925: pre_bk(DECL_ARGS)
926: {
927:
928: switch (n->type) {
1.87 schwarze 929: case ROFFT_BLOCK:
1.92 schwarze 930: return 1;
1.87 schwarze 931: case ROFFT_BODY:
1.18 schwarze 932: outflags |= MMAN_Bk;
1.92 schwarze 933: return 1;
1.10 schwarze 934: default:
1.92 schwarze 935: return 0;
1.10 schwarze 936: }
937: }
938:
939: static void
940: post_bk(DECL_ARGS)
941: {
942:
1.87 schwarze 943: if (n->type == ROFFT_BODY)
1.18 schwarze 944: outflags &= ~MMAN_Bk;
1.3 schwarze 945: }
946:
947: static int
1.28 schwarze 948: pre_bl(DECL_ARGS)
949: {
1.31 schwarze 950: size_t icol;
1.28 schwarze 951:
1.48 schwarze 952: /*
953: * print_offs() will increase the -offset to account for
954: * a possible enclosing .It, but any enclosed .It blocks
955: * just nest and do not add up their indentation.
956: */
957: if (n->norm->Bl.offs) {
1.69 schwarze 958: print_offs(n->norm->Bl.offs, 0);
1.48 schwarze 959: Bl_stack[Bl_stack_len++] = 0;
960: }
961:
1.31 schwarze 962: switch (n->norm->Bl.type) {
1.61 schwarze 963: case LIST_enum:
1.28 schwarze 964: n->norm->Bl.count = 0;
1.92 schwarze 965: return 1;
1.61 schwarze 966: case LIST_column:
1.31 schwarze 967: break;
968: default:
1.92 schwarze 969: return 1;
1.31 schwarze 970: }
971:
1.94 schwarze 972: if (n->child != NULL) {
1.81 schwarze 973: print_line(".TS", MMAN_nl);
974: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
975: print_word("l");
976: print_word(".");
977: }
1.34 schwarze 978: outflags |= MMAN_nl;
1.92 schwarze 979: return 1;
1.28 schwarze 980: }
981:
982: static void
983: post_bl(DECL_ARGS)
984: {
985:
1.31 schwarze 986: switch (n->norm->Bl.type) {
1.61 schwarze 987: case LIST_column:
1.94 schwarze 988: if (n->child != NULL)
1.81 schwarze 989: print_line(".TE", 0);
1.34 schwarze 990: break;
1.61 schwarze 991: case LIST_enum:
1.31 schwarze 992: n->norm->Bl.count = 0;
993: break;
994: default:
995: break;
996: }
1.48 schwarze 997:
998: if (n->norm->Bl.offs) {
999: print_line(".RE", MMAN_nl);
1000: assert(Bl_stack_len);
1001: Bl_stack_len--;
1002: assert(0 == Bl_stack[Bl_stack_len]);
1003: } else {
1004: outflags |= MMAN_PP | MMAN_nl;
1005: outflags &= ~(MMAN_sp | MMAN_br);
1006: }
1.46 schwarze 1007:
1008: /* Maybe we are inside an enclosing list? */
1009: if (NULL != n->parent->next)
1010: mid_it();
1011:
1.28 schwarze 1012: }
1013:
1014: static int
1.3 schwarze 1015: pre_br(DECL_ARGS)
1016: {
1017:
1.19 schwarze 1018: outflags |= MMAN_br;
1.92 schwarze 1019: return 0;
1.5 schwarze 1020: }
1021:
1022: static int
1.1 schwarze 1023: pre_dl(DECL_ARGS)
1024: {
1025:
1.69 schwarze 1026: print_offs("6n", 0);
1.92 schwarze 1027: return 1;
1.1 schwarze 1028: }
1029:
1030: static void
1031: post_dl(DECL_ARGS)
1032: {
1033:
1.34 schwarze 1034: print_line(".RE", MMAN_nl);
1.46 schwarze 1035:
1036: /* Maybe we are inside an enclosing list? */
1037: if (NULL != n->parent->next)
1038: mid_it();
1.13 schwarze 1039: }
1040:
1041: static int
1.24 schwarze 1042: pre_em(DECL_ARGS)
1043: {
1044:
1045: font_push('I');
1.92 schwarze 1046: return 1;
1.26 schwarze 1047: }
1048:
1.63 schwarze 1049: static int
1050: pre_en(DECL_ARGS)
1051: {
1052:
1053: if (NULL == n->norm->Es ||
1054: NULL == n->norm->Es->child)
1.92 schwarze 1055: return 1;
1.63 schwarze 1056:
1057: print_word(n->norm->Es->child->string);
1058: outflags &= ~MMAN_spc;
1.92 schwarze 1059: return 1;
1.63 schwarze 1060: }
1061:
1062: static void
1063: post_en(DECL_ARGS)
1064: {
1065:
1066: if (NULL == n->norm->Es ||
1067: NULL == n->norm->Es->child ||
1068: NULL == n->norm->Es->child->next)
1069: return;
1070:
1071: outflags &= ~MMAN_spc;
1072: print_word(n->norm->Es->child->next->string);
1073: return;
1074: }
1075:
1.74 schwarze 1076: static int
1077: pre_eo(DECL_ARGS)
1078: {
1079:
1.82 schwarze 1080: if (n->end == ENDBODY_NOT &&
1081: n->parent->head->child == NULL &&
1082: n->child != NULL &&
1083: n->child->end != ENDBODY_NOT)
1084: print_word("\\&");
1085: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.84 schwarze 1086: n->parent->head->child != NULL && (n->child != NULL ||
1087: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.82 schwarze 1088: outflags &= ~(MMAN_spc | MMAN_nl);
1.92 schwarze 1089: return 1;
1.74 schwarze 1090: }
1091:
1.26 schwarze 1092: static void
1093: post_eo(DECL_ARGS)
1094: {
1.82 schwarze 1095: int body, tail;
1096:
1097: if (n->end != ENDBODY_NOT) {
1098: outflags |= MMAN_spc;
1099: return;
1100: }
1.26 schwarze 1101:
1.82 schwarze 1102: body = n->child != NULL || n->parent->head->child != NULL;
1103: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1104:
1105: if (body && tail)
1.26 schwarze 1106: outflags &= ~MMAN_spc;
1.82 schwarze 1107: else if ( ! (body || tail))
1108: print_word("\\&");
1109: else if ( ! tail)
1110: outflags |= MMAN_spc;
1.63 schwarze 1111: }
1112:
1113: static int
1.14 schwarze 1114: pre_fa(DECL_ARGS)
1115: {
1.56 schwarze 1116: int am_Fa;
1.14 schwarze 1117:
1.56 schwarze 1118: am_Fa = MDOC_Fa == n->tok;
1119:
1120: if (am_Fa)
1.14 schwarze 1121: n = n->child;
1122:
1123: while (NULL != n) {
1.24 schwarze 1124: font_push('I');
1.96 schwarze 1125: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.55 schwarze 1126: outflags |= MMAN_nbrword;
1.42 schwarze 1127: print_node(meta, n);
1.24 schwarze 1128: font_pop();
1.14 schwarze 1129: if (NULL != (n = n->next))
1.18 schwarze 1130: print_word(",");
1.14 schwarze 1131: }
1.92 schwarze 1132: return 0;
1.14 schwarze 1133: }
1134:
1135: static void
1136: post_fa(DECL_ARGS)
1137: {
1138:
1139: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1140: print_word(",");
1.27 schwarze 1141: }
1142:
1143: static int
1144: pre_fd(DECL_ARGS)
1145: {
1146:
1147: pre_syn(n);
1148: font_push('B');
1.92 schwarze 1149: return 1;
1.27 schwarze 1150: }
1151:
1152: static void
1153: post_fd(DECL_ARGS)
1154: {
1155:
1156: font_pop();
1157: outflags |= MMAN_br;
1.14 schwarze 1158: }
1159:
1160: static int
1.24 schwarze 1161: pre_fl(DECL_ARGS)
1162: {
1163:
1164: font_push('B');
1.40 millert 1165: print_word("\\-");
1.94 schwarze 1166: if (n->child != NULL)
1.68 schwarze 1167: outflags &= ~MMAN_spc;
1.92 schwarze 1168: return 1;
1.24 schwarze 1169: }
1170:
1171: static void
1172: post_fl(DECL_ARGS)
1173: {
1174:
1175: font_pop();
1.94 schwarze 1176: if (!(n->child != NULL ||
1.68 schwarze 1177: n->next == NULL ||
1.87 schwarze 1178: n->next->type == ROFFT_TEXT ||
1.96 schwarze 1179: n->next->flags & NODE_LINE))
1.24 schwarze 1180: outflags &= ~MMAN_spc;
1181: }
1182:
1183: static int
1.13 schwarze 1184: pre_fn(DECL_ARGS)
1185: {
1186:
1.21 schwarze 1187: pre_syn(n);
1188:
1.13 schwarze 1189: n = n->child;
1190: if (NULL == n)
1.92 schwarze 1191: return 0;
1.13 schwarze 1192:
1.96 schwarze 1193: if (NODE_SYNPRETTY & n->flags)
1.54 schwarze 1194: print_block(".HP 4n", MMAN_nl);
1195:
1.24 schwarze 1196: font_push('B');
1.42 schwarze 1197: print_node(meta, n);
1.24 schwarze 1198: font_pop();
1.18 schwarze 1199: outflags &= ~MMAN_spc;
1.24 schwarze 1200: print_word("(");
1.18 schwarze 1201: outflags &= ~MMAN_spc;
1.33 schwarze 1202:
1203: n = n->next;
1204: if (NULL != n)
1.42 schwarze 1205: pre_fa(meta, n);
1.92 schwarze 1206: return 0;
1.13 schwarze 1207: }
1208:
1209: static void
1210: post_fn(DECL_ARGS)
1211: {
1212:
1.18 schwarze 1213: print_word(")");
1.96 schwarze 1214: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1215: print_word(";");
1.54 schwarze 1216: outflags |= MMAN_PP;
1.14 schwarze 1217: }
1218: }
1219:
1220: static int
1221: pre_fo(DECL_ARGS)
1222: {
1223:
1224: switch (n->type) {
1.87 schwarze 1225: case ROFFT_BLOCK:
1.21 schwarze 1226: pre_syn(n);
1227: break;
1.87 schwarze 1228: case ROFFT_HEAD:
1.83 schwarze 1229: if (n->child == NULL)
1.92 schwarze 1230: return 0;
1.96 schwarze 1231: if (NODE_SYNPRETTY & n->flags)
1.56 schwarze 1232: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1233: font_push('B');
1.14 schwarze 1234: break;
1.87 schwarze 1235: case ROFFT_BODY:
1.83 schwarze 1236: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 1237: print_word("(");
1238: outflags &= ~MMAN_spc;
1.14 schwarze 1239: break;
1240: default:
1241: break;
1242: }
1.92 schwarze 1243: return 1;
1.14 schwarze 1244: }
1.56 schwarze 1245:
1.14 schwarze 1246: static void
1247: post_fo(DECL_ARGS)
1248: {
1249:
1250: switch (n->type) {
1.87 schwarze 1251: case ROFFT_HEAD:
1.83 schwarze 1252: if (n->child != NULL)
1253: font_pop();
1.14 schwarze 1254: break;
1.87 schwarze 1255: case ROFFT_BODY:
1.42 schwarze 1256: post_fn(meta, n);
1.14 schwarze 1257: break;
1258: default:
1259: break;
1.13 schwarze 1260: }
1.12 schwarze 1261: }
1262:
1263: static int
1.21 schwarze 1264: pre_ft(DECL_ARGS)
1265: {
1266:
1267: pre_syn(n);
1.24 schwarze 1268: font_push('I');
1.92 schwarze 1269: return 1;
1.21 schwarze 1270: }
1271:
1272: static int
1.12 schwarze 1273: pre_in(DECL_ARGS)
1274: {
1275:
1.96 schwarze 1276: if (NODE_SYNPRETTY & n->flags) {
1.21 schwarze 1277: pre_syn(n);
1.24 schwarze 1278: font_push('B');
1279: print_word("#include <");
1280: outflags &= ~MMAN_spc;
1281: } else {
1282: print_word("<");
1283: outflags &= ~MMAN_spc;
1284: font_push('I');
1285: }
1.92 schwarze 1286: return 1;
1.12 schwarze 1287: }
1288:
1289: static void
1290: post_in(DECL_ARGS)
1291: {
1292:
1.96 schwarze 1293: if (NODE_SYNPRETTY & n->flags) {
1.24 schwarze 1294: outflags &= ~MMAN_spc;
1295: print_word(">");
1296: font_pop();
1.19 schwarze 1297: outflags |= MMAN_br;
1.24 schwarze 1298: } else {
1299: font_pop();
1300: outflags &= ~MMAN_spc;
1301: print_word(">");
1302: }
1.1 schwarze 1303: }
1304:
1305: static int
1306: pre_it(DECL_ARGS)
1307: {
1.88 schwarze 1308: const struct roff_node *bln;
1.1 schwarze 1309:
1.28 schwarze 1310: switch (n->type) {
1.87 schwarze 1311: case ROFFT_HEAD:
1.34 schwarze 1312: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1313: bln = n->parent->parent;
1.34 schwarze 1314: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1315: (NULL == n->parent->prev &&
1316: NULL == bln->parent->prev))
1.34 schwarze 1317: outflags |= MMAN_sp;
1318: outflags &= ~MMAN_br;
1.3 schwarze 1319: switch (bln->norm->Bl.type) {
1.61 schwarze 1320: case LIST_item:
1.92 schwarze 1321: return 0;
1.61 schwarze 1322: case LIST_inset:
1323: case LIST_diag:
1324: case LIST_ohang:
1.28 schwarze 1325: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1326: print_line(".B \"", 0);
1.28 schwarze 1327: else
1.34 schwarze 1328: print_line(".R \"", 0);
1.28 schwarze 1329: outflags &= ~MMAN_spc;
1.92 schwarze 1330: return 1;
1.61 schwarze 1331: case LIST_bullet:
1332: case LIST_dash:
1333: case LIST_hyphen:
1.79 schwarze 1334: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1335: TPremain = 0;
1.28 schwarze 1336: outflags |= MMAN_nl;
1337: font_push('B');
1338: if (LIST_bullet == bln->norm->Bl.type)
1.70 schwarze 1339: print_word("\\(bu");
1.28 schwarze 1340: else
1341: print_word("-");
1342: font_pop();
1.65 schwarze 1343: outflags |= MMAN_nl;
1.92 schwarze 1344: return 0;
1.61 schwarze 1345: case LIST_enum:
1.79 schwarze 1346: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1347: TPremain = 0;
1.28 schwarze 1348: outflags |= MMAN_nl;
1349: print_count(&bln->norm->Bl.count);
1.65 schwarze 1350: outflags |= MMAN_nl;
1.92 schwarze 1351: return 0;
1.61 schwarze 1352: case LIST_hang:
1.79 schwarze 1353: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1354: TPremain = 0;
1.65 schwarze 1355: outflags |= MMAN_nl;
1.92 schwarze 1356: return 1;
1.61 schwarze 1357: case LIST_tag:
1.79 schwarze 1358: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1359: putchar('\n');
1360: outflags &= ~MMAN_spc;
1.92 schwarze 1361: return 1;
1.3 schwarze 1362: default:
1.92 schwarze 1363: return 1;
1.3 schwarze 1364: }
1.28 schwarze 1365: default:
1366: break;
1.1 schwarze 1367: }
1.92 schwarze 1368: return 1;
1.28 schwarze 1369: }
1370:
1.46 schwarze 1371: /*
1372: * This function is called after closing out an indented block.
1373: * If we are inside an enclosing list, restore its indentation.
1374: */
1375: static void
1376: mid_it(void)
1377: {
1378: char buf[24];
1379:
1380: /* Nothing to do outside a list. */
1381: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1382: return;
1383:
1384: /* The indentation has already been set up. */
1385: if (Bl_stack_post[Bl_stack_len - 1])
1386: return;
1387:
1388: /* Restore the indentation of the enclosing list. */
1389: print_line(".RS", MMAN_Bk_susp);
1.79 schwarze 1390: (void)snprintf(buf, sizeof(buf), "%dn",
1.62 schwarze 1391: Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1392: print_word(buf);
1393:
1394: /* Remeber to close out this .RS block later. */
1395: Bl_stack_post[Bl_stack_len - 1] = 1;
1396: }
1397:
1.28 schwarze 1398: static void
1399: post_it(DECL_ARGS)
1400: {
1.88 schwarze 1401: const struct roff_node *bln;
1.28 schwarze 1402:
1.31 schwarze 1403: bln = n->parent->parent;
1404:
1405: switch (n->type) {
1.87 schwarze 1406: case ROFFT_HEAD:
1.28 schwarze 1407: switch (bln->norm->Bl.type) {
1.61 schwarze 1408: case LIST_diag:
1.28 schwarze 1409: outflags &= ~MMAN_spc;
1410: print_word("\\ ");
1411: break;
1.61 schwarze 1412: case LIST_ohang:
1.28 schwarze 1413: outflags |= MMAN_br;
1414: break;
1415: default:
1416: break;
1417: }
1.31 schwarze 1418: break;
1.87 schwarze 1419: case ROFFT_BODY:
1.43 schwarze 1420: switch (bln->norm->Bl.type) {
1.61 schwarze 1421: case LIST_bullet:
1422: case LIST_dash:
1423: case LIST_hyphen:
1424: case LIST_enum:
1425: case LIST_hang:
1426: case LIST_tag:
1.43 schwarze 1427: assert(Bl_stack_len);
1428: Bl_stack[--Bl_stack_len] = 0;
1429:
1430: /*
1431: * Our indentation had to be restored
1.46 schwarze 1432: * after a child display or child list.
1.43 schwarze 1433: * Close out that indentation block now.
1434: */
1435: if (Bl_stack_post[Bl_stack_len]) {
1436: print_line(".RE", MMAN_nl);
1437: Bl_stack_post[Bl_stack_len] = 0;
1438: }
1439: break;
1.61 schwarze 1440: case LIST_column:
1.43 schwarze 1441: if (NULL != n->next) {
1442: putchar('\t');
1443: outflags &= ~MMAN_spc;
1444: }
1445: break;
1446: default:
1447: break;
1.31 schwarze 1448: }
1449: break;
1450: default:
1451: break;
1.28 schwarze 1452: }
1.11 schwarze 1453: }
1454:
1455: static void
1456: post_lb(DECL_ARGS)
1457: {
1458:
1.19 schwarze 1459: if (SEC_LIBRARY == n->sec)
1460: outflags |= MMAN_br;
1.22 schwarze 1461: }
1462:
1463: static int
1464: pre_lk(DECL_ARGS)
1465: {
1.88 schwarze 1466: const struct roff_node *link, *descr;
1.22 schwarze 1467:
1468: if (NULL == (link = n->child))
1.92 schwarze 1469: return 0;
1.22 schwarze 1470:
1471: if (NULL != (descr = link->next)) {
1.24 schwarze 1472: font_push('I');
1.22 schwarze 1473: while (NULL != descr) {
1474: print_word(descr->string);
1475: descr = descr->next;
1476: }
1477: print_word(":");
1.24 schwarze 1478: font_pop();
1.22 schwarze 1479: }
1480:
1.24 schwarze 1481: font_push('B');
1.22 schwarze 1482: print_word(link->string);
1.24 schwarze 1483: font_pop();
1.92 schwarze 1484: return 0;
1.60 schwarze 1485: }
1486:
1487: static int
1488: pre_ll(DECL_ARGS)
1489: {
1490:
1491: print_line(".ll", 0);
1.92 schwarze 1492: return 1;
1.1 schwarze 1493: }
1494:
1495: static int
1.24 schwarze 1496: pre_li(DECL_ARGS)
1497: {
1498:
1499: font_push('R');
1.92 schwarze 1500: return 1;
1.24 schwarze 1501: }
1502:
1503: static int
1.1 schwarze 1504: pre_nm(DECL_ARGS)
1505: {
1.36 schwarze 1506: char *name;
1.1 schwarze 1507:
1.87 schwarze 1508: if (n->type == ROFFT_BLOCK) {
1.53 schwarze 1509: outflags |= MMAN_Bk;
1.21 schwarze 1510: pre_syn(n);
1.53 schwarze 1511: }
1.87 schwarze 1512: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.92 schwarze 1513: return 1;
1.100 schwarze 1514: name = n->child == NULL ? NULL : n->child->string;
1.36 schwarze 1515: if (NULL == name)
1.92 schwarze 1516: return 0;
1.87 schwarze 1517: if (n->type == ROFFT_HEAD) {
1.36 schwarze 1518: if (NULL == n->parent->prev)
1519: outflags |= MMAN_sp;
1520: print_block(".HP", 0);
1.52 schwarze 1521: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1522: outflags |= MMAN_nl;
1523: }
1.24 schwarze 1524: font_push('B');
1.92 schwarze 1525: return 1;
1.1 schwarze 1526: }
1527:
1528: static void
1529: post_nm(DECL_ARGS)
1530: {
1531:
1.53 schwarze 1532: switch (n->type) {
1.87 schwarze 1533: case ROFFT_BLOCK:
1.53 schwarze 1534: outflags &= ~MMAN_Bk;
1535: break;
1.87 schwarze 1536: case ROFFT_HEAD:
1537: case ROFFT_ELEM:
1.100 schwarze 1538: if (n->child != NULL && n->child->string != NULL)
1.66 schwarze 1539: font_pop();
1.53 schwarze 1540: break;
1541: default:
1542: break;
1543: }
1.23 schwarze 1544: }
1545:
1546: static int
1547: pre_no(DECL_ARGS)
1548: {
1549:
1550: outflags |= MMAN_spc_force;
1.92 schwarze 1551: return 1;
1.1 schwarze 1552: }
1553:
1554: static int
1555: pre_ns(DECL_ARGS)
1556: {
1557:
1.18 schwarze 1558: outflags &= ~MMAN_spc;
1.92 schwarze 1559: return 0;
1.1 schwarze 1560: }
1561:
1.3 schwarze 1562: static void
1563: post_pf(DECL_ARGS)
1564: {
1565:
1.96 schwarze 1566: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.75 schwarze 1567: outflags &= ~MMAN_spc;
1.3 schwarze 1568: }
1569:
1.1 schwarze 1570: static int
1571: pre_pp(DECL_ARGS)
1572: {
1573:
1.34 schwarze 1574: if (MDOC_It != n->parent->tok)
1575: outflags |= MMAN_PP;
1576: outflags |= MMAN_sp | MMAN_nl;
1577: outflags &= ~MMAN_br;
1.92 schwarze 1578: return 0;
1.32 schwarze 1579: }
1580:
1581: static int
1582: pre_rs(DECL_ARGS)
1583: {
1584:
1585: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1586: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1587: outflags &= ~MMAN_br;
1.32 schwarze 1588: }
1.92 schwarze 1589: return 1;
1.66 schwarze 1590: }
1591:
1592: static int
1.73 schwarze 1593: pre_skip(DECL_ARGS)
1594: {
1595:
1.92 schwarze 1596: return 0;
1.9 schwarze 1597: }
1598:
1599: static int
1600: pre_sm(DECL_ARGS)
1601: {
1602:
1.64 schwarze 1603: if (NULL == n->child)
1604: outflags ^= MMAN_Sm;
1605: else if (0 == strcmp("on", n->child->string))
1606: outflags |= MMAN_Sm;
1.9 schwarze 1607: else
1.18 schwarze 1608: outflags &= ~MMAN_Sm;
1.64 schwarze 1609:
1610: if (MMAN_Sm & outflags)
1611: outflags |= MMAN_spc;
1612:
1.92 schwarze 1613: return 0;
1.1 schwarze 1614: }
1615:
1616: static int
1.3 schwarze 1617: pre_sp(DECL_ARGS)
1.1 schwarze 1618: {
1619:
1.38 schwarze 1620: if (MMAN_PP & outflags) {
1621: outflags &= ~MMAN_PP;
1622: print_line(".PP", 0);
1623: } else
1624: print_line(".sp", 0);
1.92 schwarze 1625: return 1;
1.1 schwarze 1626: }
1627:
1628: static void
1.3 schwarze 1629: post_sp(DECL_ARGS)
1.1 schwarze 1630: {
1631:
1.18 schwarze 1632: outflags |= MMAN_nl;
1.15 schwarze 1633: }
1634:
1635: static int
1.24 schwarze 1636: pre_sy(DECL_ARGS)
1637: {
1638:
1639: font_push('B');
1.92 schwarze 1640: return 1;
1.24 schwarze 1641: }
1642:
1643: static int
1.15 schwarze 1644: pre_vt(DECL_ARGS)
1645: {
1646:
1.96 schwarze 1647: if (NODE_SYNPRETTY & n->flags) {
1.16 schwarze 1648: switch (n->type) {
1.87 schwarze 1649: case ROFFT_BLOCK:
1.21 schwarze 1650: pre_syn(n);
1.92 schwarze 1651: return 1;
1.87 schwarze 1652: case ROFFT_BODY:
1.16 schwarze 1653: break;
1654: default:
1.92 schwarze 1655: return 0;
1.16 schwarze 1656: }
1.15 schwarze 1657: }
1.24 schwarze 1658: font_push('I');
1.92 schwarze 1659: return 1;
1.15 schwarze 1660: }
1661:
1662: static void
1663: post_vt(DECL_ARGS)
1664: {
1.16 schwarze 1665:
1.96 schwarze 1666: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.16 schwarze 1667: return;
1.24 schwarze 1668: font_pop();
1.1 schwarze 1669: }
1670:
1671: static int
1672: pre_xr(DECL_ARGS)
1673: {
1674:
1675: n = n->child;
1676: if (NULL == n)
1.92 schwarze 1677: return 0;
1.42 schwarze 1678: print_node(meta, n);
1.1 schwarze 1679: n = n->next;
1680: if (NULL == n)
1.92 schwarze 1681: return 0;
1.18 schwarze 1682: outflags &= ~MMAN_spc;
1683: print_word("(");
1.42 schwarze 1684: print_node(meta, n);
1.18 schwarze 1685: print_word(")");
1.92 schwarze 1686: return 0;
1.1 schwarze 1687: }
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