Annotation of mandoc/mdoc_man.c, Revision 1.49
1.49 ! schwarze 1: /* $Id: mdoc_man.c,v 1.48 2013/05/19 21:07:51 schwarze Exp $ */
1.1 schwarze 2: /*
1.49 ! schwarze 3: * Copyright (c) 2011, 2012, 2013 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: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.11 schwarze 26: #include "out.h"
1.4 kristaps 27: #include "man.h"
1.1 schwarze 28: #include "mdoc.h"
29: #include "main.h"
30:
1.42 schwarze 31: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 32: const struct mdoc_node *n
1.1 schwarze 33:
34: struct manact {
1.5 kristaps 35: int (*cond)(DECL_ARGS); /* DON'T run actions */
36: int (*pre)(DECL_ARGS); /* pre-node action */
37: void (*post)(DECL_ARGS); /* post-node action */
38: const char *prefix; /* pre-node string constant */
39: const char *suffix; /* post-node string constant */
1.1 schwarze 40: };
41:
1.5 kristaps 42: static int cond_body(DECL_ARGS);
1.1 schwarze 43: static int cond_head(DECL_ARGS);
1.26 schwarze 44: static void font_push(char);
45: static void font_pop(void);
1.47 schwarze 46: static void mid_it(void);
1.34 schwarze 47: static void post__t(DECL_ARGS);
1.5 kristaps 48: static void post_bd(DECL_ARGS);
1.27 schwarze 49: static void post_bf(DECL_ARGS);
1.13 schwarze 50: static void post_bk(DECL_ARGS);
1.30 schwarze 51: static void post_bl(DECL_ARGS);
1.5 kristaps 52: static void post_dl(DECL_ARGS);
1.1 schwarze 53: static void post_enc(DECL_ARGS);
1.28 schwarze 54: static void post_eo(DECL_ARGS);
1.17 schwarze 55: static void post_fa(DECL_ARGS);
1.29 schwarze 56: static void post_fd(DECL_ARGS);
1.26 schwarze 57: static void post_fl(DECL_ARGS);
1.16 schwarze 58: static void post_fn(DECL_ARGS);
1.17 schwarze 59: static void post_fo(DECL_ARGS);
1.26 schwarze 60: static void post_font(DECL_ARGS);
1.15 schwarze 61: static void post_in(DECL_ARGS);
1.30 schwarze 62: static void post_it(DECL_ARGS);
1.14 schwarze 63: static void post_lb(DECL_ARGS);
1.5 kristaps 64: static void post_nm(DECL_ARGS);
1.1 schwarze 65: static void post_percent(DECL_ARGS);
1.5 kristaps 66: static void post_pf(DECL_ARGS);
1.3 schwarze 67: static void post_sect(DECL_ARGS);
1.5 kristaps 68: static void post_sp(DECL_ARGS);
1.18 schwarze 69: static void post_vt(DECL_ARGS);
1.34 schwarze 70: static int pre__t(DECL_ARGS);
1.22 schwarze 71: static int pre_an(DECL_ARGS);
1.3 schwarze 72: static int pre_ap(DECL_ARGS);
73: static int pre_bd(DECL_ARGS);
1.27 schwarze 74: static int pre_bf(DECL_ARGS);
1.13 schwarze 75: static int pre_bk(DECL_ARGS);
1.30 schwarze 76: static int pre_bl(DECL_ARGS);
1.3 schwarze 77: static int pre_br(DECL_ARGS);
1.8 schwarze 78: static int pre_bx(DECL_ARGS);
1.1 schwarze 79: static int pre_dl(DECL_ARGS);
1.5 kristaps 80: static int pre_enc(DECL_ARGS);
1.26 schwarze 81: static int pre_em(DECL_ARGS);
1.17 schwarze 82: static int pre_fa(DECL_ARGS);
1.29 schwarze 83: static int pre_fd(DECL_ARGS);
1.26 schwarze 84: static int pre_fl(DECL_ARGS);
1.16 schwarze 85: static int pre_fn(DECL_ARGS);
1.17 schwarze 86: static int pre_fo(DECL_ARGS);
1.23 schwarze 87: static int pre_ft(DECL_ARGS);
1.15 schwarze 88: static int pre_in(DECL_ARGS);
1.1 schwarze 89: static int pre_it(DECL_ARGS);
1.24 schwarze 90: static int pre_lk(DECL_ARGS);
1.26 schwarze 91: static int pre_li(DECL_ARGS);
1.1 schwarze 92: static int pre_nm(DECL_ARGS);
1.25 schwarze 93: static int pre_no(DECL_ARGS);
1.1 schwarze 94: static int pre_ns(DECL_ARGS);
95: static int pre_pp(DECL_ARGS);
1.34 schwarze 96: static int pre_rs(DECL_ARGS);
1.12 schwarze 97: static int pre_sm(DECL_ARGS);
1.3 schwarze 98: static int pre_sp(DECL_ARGS);
1.5 kristaps 99: static int pre_sect(DECL_ARGS);
1.26 schwarze 100: static int pre_sy(DECL_ARGS);
1.23 schwarze 101: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 102: static int pre_vt(DECL_ARGS);
1.8 schwarze 103: static int pre_ux(DECL_ARGS);
1.1 schwarze 104: static int pre_xr(DECL_ARGS);
1.20 schwarze 105: static void print_word(const char *);
1.36 schwarze 106: static void print_line(const char *, int);
107: static void print_block(const char *, int);
1.20 schwarze 108: static void print_offs(const char *);
1.35 schwarze 109: static void print_width(const char *,
110: const struct mdoc_node *, size_t);
1.30 schwarze 111: static void print_count(int *);
1.5 kristaps 112: static void print_node(DECL_ARGS);
1.1 schwarze 113:
1.3 schwarze 114: static const struct manact manacts[MDOC_MAX + 1] = {
115: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
116: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
117: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 118: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 119: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
120: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 121: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 122: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 123: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 124: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
125: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 126: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 127: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 128: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 129: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 130: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 131: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
132: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
133: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 137: { NULL, pre_enc, post_enc, "The \\fB",
138: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
139: }, /* Ex */
1.17 schwarze 140: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 141: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 142: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 143: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 144: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
145: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 146: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 147: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 148: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
149: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
150: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 151: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 152: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 153: { NULL, pre_enc, post_enc, "The \\fB",
154: "\\fP\nfunction returns the value 0 if successful;\n"
155: "otherwise the value -1 is returned and the global\n"
156: "variable \\fIerrno\\fP is set to indicate the error."
157: }, /* Rv */
1.8 schwarze 158: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 159: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 160: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 161: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 162: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
163: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
171: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
174: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 175: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 178: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
180: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 181: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
182: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
183: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 184: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
185: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 186: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.28 schwarze 187: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
188: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 189: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 190: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 191: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 192: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 193: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 194: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 195: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
196: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
198: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
200: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 201: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 202: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.9 schwarze 203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
204: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
205: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 206: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 207: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
208: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 209: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.12 schwarze 210: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 211: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
212: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
213: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 214: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
216: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 217: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
218: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 219: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 220: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 221: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
222: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 223: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
224: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
225: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
226: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 227: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 228: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 229: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 230: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
232: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
233: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 235: { NULL, NULL, NULL, NULL, NULL }, /* Es */
236: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 237: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 238: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 239: { NULL, pre_br, NULL, NULL, NULL }, /* br */
240: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 241: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
242: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 243: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 244: };
245:
1.20 schwarze 246: static int outflags;
1.36 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 */
1.46 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 */
1.20 schwarze 259:
1.43 schwarze 260: #define BL_STACK_MAX 32
261:
262: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
263: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
264: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 265: static int TPremain; /* characters before tag is full */
266:
1.26 schwarze 267: static struct {
268: char *head;
269: char *tail;
270: size_t size;
271: } fontqueue;
272:
273: static void
274: font_push(char newfont)
275: {
276:
277: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
278: fontqueue.size += 8;
279: fontqueue.head = mandoc_realloc(fontqueue.head,
280: fontqueue.size);
281: }
282: *fontqueue.tail = newfont;
1.37 schwarze 283: print_word("");
284: printf("\\f");
1.26 schwarze 285: putchar(newfont);
286: outflags &= ~MMAN_spc;
287: }
288:
289: static void
290: font_pop(void)
291: {
292:
293: if (fontqueue.tail > fontqueue.head)
294: fontqueue.tail--;
295: outflags &= ~MMAN_spc;
1.37 schwarze 296: print_word("");
297: printf("\\f");
1.26 schwarze 298: putchar(*fontqueue.tail);
299: }
300:
1.1 schwarze 301: static void
1.20 schwarze 302: print_word(const char *s)
1.1 schwarze 303: {
1.5 kristaps 304:
1.36 schwarze 305: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 306: /*
307: * If we need a newline, print it now and start afresh.
308: */
1.36 schwarze 309: if (MMAN_PP & outflags) {
1.44 schwarze 310: if (MMAN_sp & outflags) {
311: if (MMAN_PD & outflags) {
312: printf("\n.PD");
313: outflags &= ~MMAN_PD;
314: }
315: } else if ( ! (MMAN_PD & outflags)) {
316: printf("\n.PD 0");
317: outflags |= MMAN_PD;
318: }
1.36 schwarze 319: printf("\n.PP\n");
320: } else if (MMAN_sp & outflags)
1.21 schwarze 321: printf("\n.sp\n");
322: else if (MMAN_br & outflags)
323: printf("\n.br\n");
324: else if (MMAN_nl & outflags)
325: putchar('\n');
1.36 schwarze 326: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 327: if (1 == TPremain)
328: printf(".br\n");
329: TPremain = 0;
330: } else if (MMAN_spc & outflags) {
1.5 kristaps 331: /*
1.25 schwarze 332: * If we need a space, only print it if
333: * (1) it is forced by `No' or
334: * (2) what follows is not terminating punctuation or
335: * (3) what follows is longer than one character.
1.5 kristaps 336: */
1.37 schwarze 337: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 338: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 339: if (MMAN_Bk & outflags &&
340: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 341: putchar('\\');
1.45 schwarze 342: putchar(' ');
1.37 schwarze 343: if (TPremain)
344: TPremain--;
1.13 schwarze 345: }
1.37 schwarze 346: }
1.5 kristaps 347:
348: /*
349: * Reassign needing space if we're not following opening
350: * punctuation.
351: */
1.37 schwarze 352: if (MMAN_Sm & outflags && ('\0' == s[0] ||
353: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 354: outflags |= MMAN_spc;
355: else
356: outflags &= ~MMAN_spc;
1.46 schwarze 357: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 358:
1.1 schwarze 359: for ( ; *s; s++) {
360: switch (*s) {
361: case (ASCII_NBRSP):
1.45 schwarze 362: printf("\\ ");
1.1 schwarze 363: break;
364: case (ASCII_HYPH):
365: putchar('-');
366: break;
367: default:
1.5 kristaps 368: putchar((unsigned char)*s);
1.1 schwarze 369: break;
370: }
1.37 schwarze 371: if (TPremain)
372: TPremain--;
1.1 schwarze 373: }
1.4 kristaps 374: }
375:
1.11 schwarze 376: static void
1.36 schwarze 377: print_line(const char *s, int newflags)
378: {
379:
380: outflags &= ~MMAN_br;
381: outflags |= MMAN_nl;
382: print_word(s);
383: outflags |= newflags;
384: }
385:
386: static void
387: print_block(const char *s, int newflags)
388: {
389:
390: outflags &= ~MMAN_PP;
1.44 schwarze 391: if (MMAN_sp & outflags) {
1.36 schwarze 392: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 393: if (MMAN_PD & outflags) {
394: print_line(".PD", 0);
395: outflags &= ~MMAN_PD;
396: }
1.46 schwarze 397: } else if (! (MMAN_PD & outflags))
398: print_line(".PD 0", MMAN_PD);
1.36 schwarze 399: outflags |= MMAN_nl;
400: print_word(s);
1.46 schwarze 401: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 402: }
403:
404: static void
1.20 schwarze 405: print_offs(const char *v)
1.11 schwarze 406: {
407: char buf[24];
408: struct roffsu su;
409: size_t sz;
410:
1.48 schwarze 411: print_line(".RS", MMAN_Bk_susp);
412:
1.43 schwarze 413: /* Convert v into a number (of characters). */
1.11 schwarze 414: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
415: sz = 0;
416: else if (0 == strcmp(v, "indent"))
417: sz = 6;
418: else if (0 == strcmp(v, "indent-two"))
419: sz = 12;
420: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 421: if (SCALE_EN == su.unit)
422: sz = su.scale;
423: else {
424: /*
425: * XXX
426: * If we are inside an enclosing list,
427: * there is no easy way to add the two
428: * indentations because they are provided
429: * in terms of different units.
430: */
431: print_word(v);
1.48 schwarze 432: outflags |= MMAN_nl;
1.43 schwarze 433: return;
434: }
1.11 schwarze 435: } else
436: sz = strlen(v);
437:
1.43 schwarze 438: /*
439: * We are inside an enclosing list.
440: * Add the two indentations.
441: */
442: if (Bl_stack_len)
443: sz += Bl_stack[Bl_stack_len - 1];
444:
1.11 schwarze 445: snprintf(buf, sizeof(buf), "%ldn", sz);
1.20 schwarze 446: print_word(buf);
1.48 schwarze 447: outflags |= MMAN_nl;
1.11 schwarze 448: }
449:
1.47 schwarze 450: /*
451: * Set up the indentation for a list item; used from pre_it().
452: */
1.4 kristaps 453: void
1.35 schwarze 454: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 455: {
456: char buf[24];
457: struct roffsu su;
1.31 schwarze 458: size_t sz, chsz;
1.37 schwarze 459: int numeric, remain;
1.31 schwarze 460:
1.37 schwarze 461: numeric = 1;
462: remain = 0;
1.43 schwarze 463:
464: /* Convert v into a number (of characters). */
1.35 schwarze 465: if (NULL == v)
466: sz = defsz;
467: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 468: if (SCALE_EN == su.unit)
469: sz = su.scale;
470: else {
1.37 schwarze 471: sz = 0;
472: numeric = 0;
1.30 schwarze 473: }
474: } else
475: sz = strlen(v);
476:
1.37 schwarze 477: /* XXX Rough estimation, might have multiple parts. */
478: chsz = (NULL != child && MDOC_TEXT == child->type) ?
479: strlen(child->string) : 0;
480:
1.47 schwarze 481: /* Maybe we are inside an enclosing list? */
482: mid_it();
1.43 schwarze 483:
484: /*
485: * Save our own indentation,
486: * such that child lists can use it.
487: */
488: Bl_stack[Bl_stack_len++] = sz + 2;
489:
490: /* Set up the current list. */
1.37 schwarze 491: if (defsz && chsz > sz)
1.36 schwarze 492: print_block(".HP", 0);
1.37 schwarze 493: else {
1.36 schwarze 494: print_block(".TP", 0);
1.37 schwarze 495: remain = sz + 2;
496: }
497: if (numeric) {
498: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
499: print_word(buf);
500: } else
501: print_word(v);
502: TPremain = remain;
1.30 schwarze 503: }
504:
505: void
506: print_count(int *count)
507: {
508: char buf[12];
509:
510: snprintf(buf, sizeof(buf), "%d.", ++*count);
511: print_word(buf);
512: }
513:
514: void
1.4 kristaps 515: man_man(void *arg, const struct man *man)
516: {
517:
1.5 kristaps 518: /*
519: * Dump the keep buffer.
520: * We're guaranteed by now that this exists (is non-NULL).
521: * Flush stdout afterward, just in case.
522: */
1.4 kristaps 523: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 524: fflush(stdout);
1.1 schwarze 525: }
526:
527: void
528: man_mdoc(void *arg, const struct mdoc *mdoc)
529: {
1.42 schwarze 530: const struct mdoc_meta *meta;
1.1 schwarze 531: const struct mdoc_node *n;
532:
1.42 schwarze 533: meta = mdoc_meta(mdoc);
1.1 schwarze 534: n = mdoc_node(mdoc);
535:
1.45 schwarze 536: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 537: meta->title, meta->msec, meta->date,
538: meta->os, meta->vol);
1.1 schwarze 539:
1.45 schwarze 540: /* Disable hyphenation and if nroff, disable justification. */
541: printf(".nh\n.if n .ad l");
542:
1.20 schwarze 543: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 544: if (0 == fontqueue.size) {
545: fontqueue.size = 8;
546: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
547: *fontqueue.tail = 'R';
548: }
1.42 schwarze 549: print_node(meta, n);
1.3 schwarze 550: putchar('\n');
1.1 schwarze 551: }
552:
553: static void
554: print_node(DECL_ARGS)
555: {
556: const struct mdoc_node *prev, *sub;
1.5 kristaps 557: const struct manact *act;
1.1 schwarze 558: int cond, do_sub;
1.46 schwarze 559:
1.5 kristaps 560: /*
561: * Break the line if we were parsed subsequent the current node.
562: * This makes the page structure be more consistent.
563: */
1.1 schwarze 564: prev = n->prev ? n->prev : n->parent;
1.27 schwarze 565: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.20 schwarze 566: outflags |= MMAN_nl;
1.1 schwarze 567:
1.5 kristaps 568: act = NULL;
1.1 schwarze 569: cond = 0;
570: do_sub = 1;
1.5 kristaps 571:
1.1 schwarze 572: if (MDOC_TEXT == n->type) {
1.5 kristaps 573: /*
574: * Make sure that we don't happen to start with a
575: * control character at the start of a line.
576: */
1.20 schwarze 577: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 578: '\'' == *n->string)) {
1.37 schwarze 579: print_word("");
580: printf("\\&");
1.20 schwarze 581: outflags &= ~MMAN_spc;
1.3 schwarze 582: }
1.20 schwarze 583: print_word(n->string);
1.1 schwarze 584: } else {
1.5 kristaps 585: /*
586: * Conditionally run the pre-node action handler for a
587: * node.
588: */
1.1 schwarze 589: act = manacts + n->tok;
1.42 schwarze 590: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 591: if (cond && act->pre)
1.42 schwarze 592: do_sub = (*act->pre)(meta, n);
1.1 schwarze 593: }
594:
1.5 kristaps 595: /*
596: * Conditionally run all child nodes.
597: * Note that this iterates over children instead of using
598: * recursion. This prevents unnecessary depth in the stack.
599: */
1.1 schwarze 600: if (do_sub)
601: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 602: print_node(meta, sub);
1.1 schwarze 603:
1.5 kristaps 604: /*
605: * Lastly, conditionally run the post-node handler.
606: */
1.1 schwarze 607: if (cond && act->post)
1.42 schwarze 608: (*act->post)(meta, n);
1.1 schwarze 609: }
610:
611: static int
612: cond_head(DECL_ARGS)
613: {
1.5 kristaps 614:
1.1 schwarze 615: return(MDOC_HEAD == n->type);
616: }
617:
618: static int
619: cond_body(DECL_ARGS)
620: {
1.5 kristaps 621:
1.1 schwarze 622: return(MDOC_BODY == n->type);
623: }
624:
625: static int
626: pre_enc(DECL_ARGS)
627: {
1.5 kristaps 628: const char *prefix;
1.1 schwarze 629:
630: prefix = manacts[n->tok].prefix;
631: if (NULL == prefix)
632: return(1);
1.20 schwarze 633: print_word(prefix);
634: outflags &= ~MMAN_spc;
1.1 schwarze 635: return(1);
636: }
637:
638: static void
639: post_enc(DECL_ARGS)
640: {
641: const char *suffix;
642:
643: suffix = manacts[n->tok].suffix;
644: if (NULL == suffix)
645: return;
1.20 schwarze 646: outflags &= ~MMAN_spc;
647: print_word(suffix);
1.26 schwarze 648: }
649:
650: static void
651: post_font(DECL_ARGS)
652: {
653:
654: font_pop();
1.1 schwarze 655: }
656:
657: static void
658: post_percent(DECL_ARGS)
659: {
660:
1.34 schwarze 661: if (pre_em == manacts[n->tok].pre)
662: font_pop();
663: if (n->next) {
1.20 schwarze 664: print_word(",");
1.34 schwarze 665: if (n->prev && n->prev->tok == n->tok &&
666: n->next->tok == n->tok)
667: print_word("and");
668: } else {
1.20 schwarze 669: print_word(".");
670: outflags |= MMAN_nl;
1.1 schwarze 671: }
672: }
673:
1.34 schwarze 674: static int
675: pre__t(DECL_ARGS)
676: {
677:
678: if (n->parent && MDOC_Rs == n->parent->tok &&
679: n->parent->norm->Rs.quote_T) {
1.37 schwarze 680: print_word("");
681: putchar('\"');
1.34 schwarze 682: outflags &= ~MMAN_spc;
683: } else
684: font_push('I');
685: return(1);
686: }
687:
688: static void
689: post__t(DECL_ARGS)
690: {
691:
692: if (n->parent && MDOC_Rs == n->parent->tok &&
693: n->parent->norm->Rs.quote_T) {
694: outflags &= ~MMAN_spc;
1.37 schwarze 695: print_word("");
696: putchar('\"');
1.34 schwarze 697: } else
698: font_pop();
1.42 schwarze 699: post_percent(meta, n);
1.34 schwarze 700: }
701:
1.5 kristaps 702: /*
703: * Print before a section header.
704: */
1.1 schwarze 705: static int
1.3 schwarze 706: pre_sect(DECL_ARGS)
707: {
708:
1.46 schwarze 709: switch (n->type) {
710: case (MDOC_HEAD):
711: outflags |= MMAN_sp;
712: print_block(manacts[n->tok].prefix, 0);
713: print_word("");
714: putchar('\"');
715: outflags &= ~MMAN_spc;
716: break;
717: case (MDOC_BODY):
718: if (MDOC_Sh == n->tok) {
719: if (MDOC_SYNPRETTY & n->flags)
720: outflags |= MMAN_Bk;
721: else
722: outflags &= ~MMAN_Bk;
723: }
724: break;
725: default:
726: break;
727: }
1.3 schwarze 728: return(1);
729: }
730:
1.5 kristaps 731: /*
732: * Print subsequent a section header.
733: */
1.3 schwarze 734: static void
735: post_sect(DECL_ARGS)
736: {
737:
738: if (MDOC_HEAD != n->type)
739: return;
1.20 schwarze 740: outflags &= ~MMAN_spc;
1.37 schwarze 741: print_word("");
742: putchar('\"');
1.20 schwarze 743: outflags |= MMAN_nl;
1.22 schwarze 744: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
745: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
746: }
747:
1.23 schwarze 748: /* See mdoc_term.c, synopsis_pre() for comments. */
749: static void
750: pre_syn(const struct mdoc_node *n)
751: {
752:
753: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
754: return;
755:
756: if (n->prev->tok == n->tok &&
757: MDOC_Ft != n->tok &&
758: MDOC_Fo != n->tok &&
759: MDOC_Fn != n->tok) {
760: outflags |= MMAN_br;
761: return;
762: }
763:
764: switch (n->prev->tok) {
765: case (MDOC_Fd):
766: /* FALLTHROUGH */
767: case (MDOC_Fn):
768: /* FALLTHROUGH */
769: case (MDOC_Fo):
770: /* FALLTHROUGH */
771: case (MDOC_In):
772: /* FALLTHROUGH */
773: case (MDOC_Vt):
774: outflags |= MMAN_sp;
775: break;
776: case (MDOC_Ft):
777: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
778: outflags |= MMAN_sp;
779: break;
780: }
781: /* FALLTHROUGH */
782: default:
783: outflags |= MMAN_br;
784: break;
785: }
786: }
787:
1.22 schwarze 788: static int
789: pre_an(DECL_ARGS)
790: {
791:
792: switch (n->norm->An.auth) {
793: case (AUTH_split):
794: outflags &= ~MMAN_An_nosplit;
795: outflags |= MMAN_An_split;
796: return(0);
797: case (AUTH_nosplit):
798: outflags &= ~MMAN_An_split;
799: outflags |= MMAN_An_nosplit;
800: return(0);
801: default:
802: if (MMAN_An_split & outflags)
803: outflags |= MMAN_br;
804: else if (SEC_AUTHORS == n->sec &&
805: ! (MMAN_An_nosplit & outflags))
806: outflags |= MMAN_An_split;
807: return(1);
808: }
1.3 schwarze 809: }
810:
811: static int
812: pre_ap(DECL_ARGS)
813: {
814:
1.20 schwarze 815: outflags &= ~MMAN_spc;
816: print_word("'");
817: outflags &= ~MMAN_spc;
1.3 schwarze 818: return(0);
819: }
820:
821: static int
822: pre_bd(DECL_ARGS)
823: {
824:
1.36 schwarze 825: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
826:
827: if (DISP_unfilled == n->norm->Bd.type ||
828: DISP_literal == n->norm->Bd.type)
829: print_line(".nf", 0);
830: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 831: outflags |= MMAN_sp;
1.20 schwarze 832: print_offs(n->norm->Bd.offs);
1.3 schwarze 833: return(1);
834: }
835:
836: static void
837: post_bd(DECL_ARGS)
838: {
839:
1.43 schwarze 840: /* Close out this display. */
1.36 schwarze 841: print_line(".RE", MMAN_nl);
1.3 schwarze 842: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 843: DISP_literal == n->norm->Bd.type)
844: print_line(".fi", MMAN_nl);
1.43 schwarze 845:
1.47 schwarze 846: /* Maybe we are inside an enclosing list? */
847: if (NULL != n->parent->next)
848: mid_it();
1.13 schwarze 849: }
850:
851: static int
1.27 schwarze 852: pre_bf(DECL_ARGS)
853: {
854:
855: switch (n->type) {
856: case (MDOC_BLOCK):
857: return(1);
858: case (MDOC_BODY):
859: break;
860: default:
861: return(0);
862: }
863: switch (n->norm->Bf.font) {
864: case (FONT_Em):
865: font_push('I');
866: break;
867: case (FONT_Sy):
868: font_push('B');
869: break;
870: default:
871: font_push('R');
872: break;
873: }
874: return(1);
875: }
876:
877: static void
878: post_bf(DECL_ARGS)
879: {
880:
881: if (MDOC_BODY == n->type)
882: font_pop();
883: }
884:
885: static int
1.13 schwarze 886: pre_bk(DECL_ARGS)
887: {
888:
889: switch (n->type) {
890: case (MDOC_BLOCK):
891: return(1);
892: case (MDOC_BODY):
1.20 schwarze 893: outflags |= MMAN_Bk;
1.13 schwarze 894: return(1);
895: default:
896: return(0);
897: }
898: }
899:
900: static void
901: post_bk(DECL_ARGS)
902: {
903:
904: if (MDOC_BODY == n->type)
1.20 schwarze 905: outflags &= ~MMAN_Bk;
1.3 schwarze 906: }
907:
908: static int
1.30 schwarze 909: pre_bl(DECL_ARGS)
910: {
1.33 schwarze 911: size_t icol;
1.30 schwarze 912:
1.49 ! schwarze 913: /*
! 914: * print_offs() will increase the -offset to account for
! 915: * a possible enclosing .It, but any enclosed .It blocks
! 916: * just nest and do not add up their indentation.
! 917: */
! 918: if (n->norm->Bl.offs) {
! 919: print_offs(n->norm->Bl.offs);
! 920: Bl_stack[Bl_stack_len++] = 0;
! 921: }
! 922:
1.33 schwarze 923: switch (n->norm->Bl.type) {
924: case (LIST_enum):
1.30 schwarze 925: n->norm->Bl.count = 0;
1.33 schwarze 926: return(1);
927: case (LIST_column):
928: break;
929: default:
930: return(1);
931: }
932:
1.36 schwarze 933: print_line(".TS", MMAN_nl);
1.33 schwarze 934: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
935: print_word("l");
936: print_word(".");
1.36 schwarze 937: outflags |= MMAN_nl;
1.30 schwarze 938: return(1);
939: }
940:
941: static void
942: post_bl(DECL_ARGS)
943: {
944:
1.33 schwarze 945: switch (n->norm->Bl.type) {
1.36 schwarze 946: case (LIST_column):
947: print_line(".TE", 0);
948: break;
1.33 schwarze 949: case (LIST_enum):
950: n->norm->Bl.count = 0;
951: break;
952: default:
953: break;
954: }
1.49 ! schwarze 955:
! 956: if (n->norm->Bl.offs) {
! 957: print_line(".RE", MMAN_nl);
! 958: assert(Bl_stack_len);
! 959: Bl_stack_len--;
! 960: assert(0 == Bl_stack[Bl_stack_len]);
! 961: } else {
! 962: outflags |= MMAN_PP | MMAN_nl;
! 963: outflags &= ~(MMAN_sp | MMAN_br);
! 964: }
1.47 schwarze 965:
966: /* Maybe we are inside an enclosing list? */
967: if (NULL != n->parent->next)
968: mid_it();
969:
1.30 schwarze 970: }
971:
972: static int
1.3 schwarze 973: pre_br(DECL_ARGS)
974: {
975:
1.21 schwarze 976: outflags |= MMAN_br;
1.3 schwarze 977: return(0);
978: }
979:
980: static int
1.8 schwarze 981: pre_bx(DECL_ARGS)
982: {
983:
984: n = n->child;
985: if (n) {
1.20 schwarze 986: print_word(n->string);
987: outflags &= ~MMAN_spc;
1.8 schwarze 988: n = n->next;
989: }
1.20 schwarze 990: print_word("BSD");
1.8 schwarze 991: if (NULL == n)
992: return(0);
1.20 schwarze 993: outflags &= ~MMAN_spc;
994: print_word("-");
995: outflags &= ~MMAN_spc;
996: print_word(n->string);
1.8 schwarze 997: return(0);
998: }
999:
1000: static int
1.1 schwarze 1001: pre_dl(DECL_ARGS)
1002: {
1003:
1.47 schwarze 1004: print_offs("6n");
1.1 schwarze 1005: return(1);
1006: }
1007:
1008: static void
1009: post_dl(DECL_ARGS)
1010: {
1011:
1.36 schwarze 1012: print_line(".RE", MMAN_nl);
1.47 schwarze 1013:
1014: /* Maybe we are inside an enclosing list? */
1015: if (NULL != n->parent->next)
1016: mid_it();
1.16 schwarze 1017: }
1018:
1019: static int
1.26 schwarze 1020: pre_em(DECL_ARGS)
1021: {
1022:
1023: font_push('I');
1024: return(1);
1.28 schwarze 1025: }
1026:
1027: static void
1028: post_eo(DECL_ARGS)
1029: {
1030:
1031: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1032: outflags &= ~MMAN_spc;
1.26 schwarze 1033: }
1034:
1035: static int
1.17 schwarze 1036: pre_fa(DECL_ARGS)
1037: {
1038:
1039: if (MDOC_Fa == n->tok)
1040: n = n->child;
1041:
1042: while (NULL != n) {
1.26 schwarze 1043: font_push('I');
1.42 schwarze 1044: print_node(meta, n);
1.26 schwarze 1045: font_pop();
1.17 schwarze 1046: if (NULL != (n = n->next))
1.20 schwarze 1047: print_word(",");
1.17 schwarze 1048: }
1049: return(0);
1050: }
1051:
1052: static void
1053: post_fa(DECL_ARGS)
1054: {
1055:
1056: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1057: print_word(",");
1.29 schwarze 1058: }
1059:
1060: static int
1061: pre_fd(DECL_ARGS)
1062: {
1063:
1064: pre_syn(n);
1065: font_push('B');
1066: return(1);
1067: }
1068:
1069: static void
1070: post_fd(DECL_ARGS)
1071: {
1072:
1073: font_pop();
1074: outflags |= MMAN_br;
1.17 schwarze 1075: }
1076:
1077: static int
1.26 schwarze 1078: pre_fl(DECL_ARGS)
1079: {
1080:
1081: font_push('B');
1.45 schwarze 1082: print_word("\\-");
1.26 schwarze 1083: outflags &= ~MMAN_spc;
1084: return(1);
1085: }
1086:
1087: static void
1088: post_fl(DECL_ARGS)
1089: {
1090:
1091: font_pop();
1.27 schwarze 1092: if (0 == n->nchild && NULL != n->next &&
1093: n->next->line == n->line)
1.26 schwarze 1094: outflags &= ~MMAN_spc;
1095: }
1096:
1097: static int
1.16 schwarze 1098: pre_fn(DECL_ARGS)
1099: {
1100:
1.23 schwarze 1101: pre_syn(n);
1102:
1.16 schwarze 1103: n = n->child;
1104: if (NULL == n)
1105: return(0);
1106:
1.26 schwarze 1107: font_push('B');
1.42 schwarze 1108: print_node(meta, n);
1.26 schwarze 1109: font_pop();
1.20 schwarze 1110: outflags &= ~MMAN_spc;
1.26 schwarze 1111: print_word("(");
1.20 schwarze 1112: outflags &= ~MMAN_spc;
1.35 schwarze 1113:
1114: n = n->next;
1115: if (NULL != n)
1.42 schwarze 1116: pre_fa(meta, n);
1.35 schwarze 1117: return(0);
1.16 schwarze 1118: }
1119:
1120: static void
1121: post_fn(DECL_ARGS)
1122: {
1123:
1.20 schwarze 1124: print_word(")");
1.16 schwarze 1125: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1126: print_word(";");
1.21 schwarze 1127: outflags |= MMAN_br;
1.17 schwarze 1128: }
1129: }
1130:
1131: static int
1132: pre_fo(DECL_ARGS)
1133: {
1134:
1135: switch (n->type) {
1.23 schwarze 1136: case (MDOC_BLOCK):
1137: pre_syn(n);
1138: break;
1.17 schwarze 1139: case (MDOC_HEAD):
1.26 schwarze 1140: font_push('B');
1.17 schwarze 1141: break;
1142: case (MDOC_BODY):
1.20 schwarze 1143: outflags &= ~MMAN_spc;
1144: print_word("(");
1145: outflags &= ~MMAN_spc;
1.17 schwarze 1146: break;
1147: default:
1148: break;
1149: }
1150: return(1);
1151: }
1152:
1153: static void
1154: post_fo(DECL_ARGS)
1155: {
1156:
1157: switch (n->type) {
1158: case (MDOC_HEAD):
1.26 schwarze 1159: font_pop();
1.17 schwarze 1160: break;
1161: case (MDOC_BODY):
1.42 schwarze 1162: post_fn(meta, n);
1.17 schwarze 1163: break;
1164: default:
1165: break;
1.16 schwarze 1166: }
1.15 schwarze 1167: }
1168:
1169: static int
1.23 schwarze 1170: pre_ft(DECL_ARGS)
1171: {
1172:
1173: pre_syn(n);
1.26 schwarze 1174: font_push('I');
1.23 schwarze 1175: return(1);
1176: }
1177:
1178: static int
1.15 schwarze 1179: pre_in(DECL_ARGS)
1180: {
1181:
1182: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1183: pre_syn(n);
1.26 schwarze 1184: font_push('B');
1185: print_word("#include <");
1186: outflags &= ~MMAN_spc;
1187: } else {
1188: print_word("<");
1189: outflags &= ~MMAN_spc;
1190: font_push('I');
1191: }
1.15 schwarze 1192: return(1);
1193: }
1194:
1195: static void
1196: post_in(DECL_ARGS)
1197: {
1198:
1199: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1200: outflags &= ~MMAN_spc;
1201: print_word(">");
1202: font_pop();
1.21 schwarze 1203: outflags |= MMAN_br;
1.26 schwarze 1204: } else {
1205: font_pop();
1206: outflags &= ~MMAN_spc;
1207: print_word(">");
1208: }
1.1 schwarze 1209: }
1210:
1211: static int
1212: pre_it(DECL_ARGS)
1213: {
1214: const struct mdoc_node *bln;
1215:
1.30 schwarze 1216: switch (n->type) {
1217: case (MDOC_HEAD):
1.36 schwarze 1218: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1219: bln = n->parent->parent;
1.36 schwarze 1220: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1221: (NULL == n->parent->prev &&
1222: NULL == bln->parent->prev))
1.36 schwarze 1223: outflags |= MMAN_sp;
1224: outflags &= ~MMAN_br;
1.3 schwarze 1225: switch (bln->norm->Bl.type) {
1.30 schwarze 1226: case (LIST_item):
1227: return(0);
1228: case (LIST_inset):
1229: /* FALLTHROUGH */
1230: case (LIST_diag):
1231: /* FALLTHROUGH */
1232: case (LIST_ohang):
1233: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1234: print_line(".B \"", 0);
1.30 schwarze 1235: else
1.36 schwarze 1236: print_line(".R \"", 0);
1.30 schwarze 1237: outflags &= ~MMAN_spc;
1238: return(1);
1.3 schwarze 1239: case (LIST_bullet):
1.30 schwarze 1240: /* FALLTHROUGH */
1241: case (LIST_dash):
1242: /* FALLTHROUGH */
1243: case (LIST_hyphen):
1.35 schwarze 1244: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1245: TPremain = 0;
1.30 schwarze 1246: outflags |= MMAN_nl;
1247: font_push('B');
1248: if (LIST_bullet == bln->norm->Bl.type)
1249: print_word("o");
1250: else
1251: print_word("-");
1252: font_pop();
1253: break;
1254: case (LIST_enum):
1.35 schwarze 1255: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1256: TPremain = 0;
1.30 schwarze 1257: outflags |= MMAN_nl;
1258: print_count(&bln->norm->Bl.count);
1.3 schwarze 1259: break;
1.31 schwarze 1260: case (LIST_hang):
1.35 schwarze 1261: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1262: TPremain = 0;
1.32 schwarze 1263: break;
1264: case (LIST_tag):
1.37 schwarze 1265: print_width(bln->norm->Bl.width, n->child, 0);
1266: putchar('\n');
1267: outflags &= ~MMAN_spc;
1268: return(1);
1.3 schwarze 1269: default:
1.32 schwarze 1270: return(1);
1.3 schwarze 1271: }
1.20 schwarze 1272: outflags |= MMAN_nl;
1.30 schwarze 1273: default:
1274: break;
1.1 schwarze 1275: }
1276: return(1);
1.30 schwarze 1277: }
1278:
1.47 schwarze 1279: /*
1280: * This function is called after closing out an indented block.
1281: * If we are inside an enclosing list, restore its indentation.
1282: */
1283: static void
1284: mid_it(void)
1285: {
1286: char buf[24];
1287:
1288: /* Nothing to do outside a list. */
1289: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1290: return;
1291:
1292: /* The indentation has already been set up. */
1293: if (Bl_stack_post[Bl_stack_len - 1])
1294: return;
1295:
1296: /* Restore the indentation of the enclosing list. */
1297: print_line(".RS", MMAN_Bk_susp);
1298: snprintf(buf, sizeof(buf), "%ldn", Bl_stack[Bl_stack_len - 1]);
1299: print_word(buf);
1300:
1301: /* Remeber to close out this .RS block later. */
1302: Bl_stack_post[Bl_stack_len - 1] = 1;
1303: }
1304:
1.30 schwarze 1305: static void
1306: post_it(DECL_ARGS)
1307: {
1308: const struct mdoc_node *bln;
1309:
1.33 schwarze 1310: bln = n->parent->parent;
1311:
1312: switch (n->type) {
1313: case (MDOC_HEAD):
1.30 schwarze 1314: switch (bln->norm->Bl.type) {
1315: case (LIST_diag):
1316: outflags &= ~MMAN_spc;
1317: print_word("\\ ");
1318: break;
1319: case (LIST_ohang):
1320: outflags |= MMAN_br;
1321: break;
1322: default:
1323: break;
1324: }
1.33 schwarze 1325: break;
1326: case (MDOC_BODY):
1.43 schwarze 1327: switch (bln->norm->Bl.type) {
1328: case (LIST_bullet):
1329: /* FALLTHROUGH */
1330: case (LIST_dash):
1331: /* FALLTHROUGH */
1332: case (LIST_hyphen):
1333: /* FALLTHROUGH */
1334: case (LIST_enum):
1335: /* FALLTHROUGH */
1336: case (LIST_hang):
1337: /* FALLTHROUGH */
1338: case (LIST_tag):
1339: assert(Bl_stack_len);
1340: Bl_stack[--Bl_stack_len] = 0;
1341:
1342: /*
1343: * Our indentation had to be restored
1.47 schwarze 1344: * after a child display or child list.
1.43 schwarze 1345: * Close out that indentation block now.
1346: */
1347: if (Bl_stack_post[Bl_stack_len]) {
1348: print_line(".RE", MMAN_nl);
1349: Bl_stack_post[Bl_stack_len] = 0;
1350: }
1351: break;
1352: case (LIST_column):
1353: if (NULL != n->next) {
1354: putchar('\t');
1355: outflags &= ~MMAN_spc;
1356: }
1357: break;
1358: default:
1359: break;
1.33 schwarze 1360: }
1361: break;
1362: default:
1363: break;
1.30 schwarze 1364: }
1.14 schwarze 1365: }
1366:
1367: static void
1368: post_lb(DECL_ARGS)
1369: {
1370:
1.21 schwarze 1371: if (SEC_LIBRARY == n->sec)
1372: outflags |= MMAN_br;
1.24 schwarze 1373: }
1374:
1375: static int
1376: pre_lk(DECL_ARGS)
1377: {
1378: const struct mdoc_node *link, *descr;
1379:
1380: if (NULL == (link = n->child))
1381: return(0);
1382:
1383: if (NULL != (descr = link->next)) {
1.26 schwarze 1384: font_push('I');
1.24 schwarze 1385: while (NULL != descr) {
1386: print_word(descr->string);
1387: descr = descr->next;
1388: }
1389: print_word(":");
1.26 schwarze 1390: font_pop();
1.24 schwarze 1391: }
1392:
1.26 schwarze 1393: font_push('B');
1.24 schwarze 1394: print_word(link->string);
1.26 schwarze 1395: font_pop();
1.24 schwarze 1396: return(0);
1.1 schwarze 1397: }
1398:
1399: static int
1.26 schwarze 1400: pre_li(DECL_ARGS)
1401: {
1402:
1403: font_push('R');
1404: return(1);
1405: }
1406:
1407: static int
1.1 schwarze 1408: pre_nm(DECL_ARGS)
1409: {
1.38 schwarze 1410: char *name;
1.1 schwarze 1411:
1.23 schwarze 1412: if (MDOC_BLOCK == n->type)
1413: pre_syn(n);
1.1 schwarze 1414: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1415: return(1);
1.42 schwarze 1416: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1417: if (NULL == name)
1.23 schwarze 1418: return(0);
1.38 schwarze 1419: if (MDOC_HEAD == n->type) {
1420: if (NULL == n->parent->prev)
1421: outflags |= MMAN_sp;
1422: print_block(".HP", 0);
1423: printf(" %ldn", strlen(name) + 1);
1424: outflags |= MMAN_nl;
1425: }
1.26 schwarze 1426: font_push('B');
1.1 schwarze 1427: if (NULL == n->child)
1.42 schwarze 1428: print_word(meta->name);
1.1 schwarze 1429: return(1);
1430: }
1431:
1432: static void
1433: post_nm(DECL_ARGS)
1434: {
1435:
1436: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1437: return;
1.26 schwarze 1438: font_pop();
1.25 schwarze 1439: }
1440:
1441: static int
1442: pre_no(DECL_ARGS)
1443: {
1444:
1445: outflags |= MMAN_spc_force;
1446: return(1);
1.1 schwarze 1447: }
1448:
1449: static int
1450: pre_ns(DECL_ARGS)
1451: {
1452:
1.20 schwarze 1453: outflags &= ~MMAN_spc;
1.1 schwarze 1454: return(0);
1455: }
1456:
1.3 schwarze 1457: static void
1458: post_pf(DECL_ARGS)
1459: {
1460:
1.20 schwarze 1461: outflags &= ~MMAN_spc;
1.3 schwarze 1462: }
1463:
1.1 schwarze 1464: static int
1465: pre_pp(DECL_ARGS)
1466: {
1467:
1.36 schwarze 1468: if (MDOC_It != n->parent->tok)
1469: outflags |= MMAN_PP;
1470: outflags |= MMAN_sp | MMAN_nl;
1471: outflags &= ~MMAN_br;
1.34 schwarze 1472: return(0);
1473: }
1474:
1475: static int
1476: pre_rs(DECL_ARGS)
1477: {
1478:
1479: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1480: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1481: outflags &= ~MMAN_br;
1.34 schwarze 1482: }
1483: return(1);
1.12 schwarze 1484: }
1485:
1486: static int
1487: pre_sm(DECL_ARGS)
1488: {
1489:
1490: assert(n->child && MDOC_TEXT == n->child->type);
1491: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1492: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1493: else
1.20 schwarze 1494: outflags &= ~MMAN_Sm;
1.12 schwarze 1495: return(0);
1.1 schwarze 1496: }
1497:
1498: static int
1.3 schwarze 1499: pre_sp(DECL_ARGS)
1.1 schwarze 1500: {
1501:
1.41 schwarze 1502: if (MMAN_PP & outflags) {
1503: outflags &= ~MMAN_PP;
1.40 schwarze 1504: print_line(".PP", 0);
1.41 schwarze 1505: } else
1.40 schwarze 1506: print_line(".sp", 0);
1.1 schwarze 1507: return(1);
1508: }
1509:
1510: static void
1.3 schwarze 1511: post_sp(DECL_ARGS)
1.1 schwarze 1512: {
1513:
1.20 schwarze 1514: outflags |= MMAN_nl;
1.18 schwarze 1515: }
1516:
1517: static int
1.26 schwarze 1518: pre_sy(DECL_ARGS)
1519: {
1520:
1521: font_push('B');
1522: return(1);
1523: }
1524:
1525: static int
1.18 schwarze 1526: pre_vt(DECL_ARGS)
1527: {
1528:
1529: if (MDOC_SYNPRETTY & n->flags) {
1530: switch (n->type) {
1531: case (MDOC_BLOCK):
1.23 schwarze 1532: pre_syn(n);
1.18 schwarze 1533: return(1);
1534: case (MDOC_BODY):
1535: break;
1536: default:
1537: return(0);
1538: }
1539: }
1.26 schwarze 1540: font_push('I');
1.18 schwarze 1541: return(1);
1542: }
1543:
1544: static void
1545: post_vt(DECL_ARGS)
1546: {
1547:
1.19 schwarze 1548: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1549: return;
1.26 schwarze 1550: font_pop();
1.1 schwarze 1551: }
1552:
1553: static int
1554: pre_xr(DECL_ARGS)
1555: {
1556:
1557: n = n->child;
1558: if (NULL == n)
1559: return(0);
1.42 schwarze 1560: print_node(meta, n);
1.1 schwarze 1561: n = n->next;
1562: if (NULL == n)
1563: return(0);
1.20 schwarze 1564: outflags &= ~MMAN_spc;
1565: print_word("(");
1.42 schwarze 1566: print_node(meta, n);
1.20 schwarze 1567: print_word(")");
1.1 schwarze 1568: return(0);
1.8 schwarze 1569: }
1570:
1571: static int
1572: pre_ux(DECL_ARGS)
1573: {
1574:
1.20 schwarze 1575: print_word(manacts[n->tok].prefix);
1.8 schwarze 1576: if (NULL == n->child)
1577: return(0);
1.20 schwarze 1578: outflags &= ~MMAN_spc;
1.45 schwarze 1579: print_word("\\ ");
1.20 schwarze 1580: outflags &= ~MMAN_spc;
1.8 schwarze 1581: return(1);
1.1 schwarze 1582: }
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