Annotation of mandoc/mdoc_man.c, Revision 1.42
1.42 ! schwarze 1: /* $Id: mdoc_man.c,v 1.41 2012/07/16 10:45:41 schwarze Exp $ */
1.1 schwarze 2: /*
1.11 schwarze 3: * Copyright (c) 2011, 2012 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);
1.34 schwarze 46: static void post__t(DECL_ARGS);
1.5 kristaps 47: static void post_bd(DECL_ARGS);
1.27 schwarze 48: static void post_bf(DECL_ARGS);
1.13 schwarze 49: static void post_bk(DECL_ARGS);
1.30 schwarze 50: static void post_bl(DECL_ARGS);
1.5 kristaps 51: static void post_dl(DECL_ARGS);
1.1 schwarze 52: static void post_enc(DECL_ARGS);
1.28 schwarze 53: static void post_eo(DECL_ARGS);
1.17 schwarze 54: static void post_fa(DECL_ARGS);
1.29 schwarze 55: static void post_fd(DECL_ARGS);
1.26 schwarze 56: static void post_fl(DECL_ARGS);
1.16 schwarze 57: static void post_fn(DECL_ARGS);
1.17 schwarze 58: static void post_fo(DECL_ARGS);
1.26 schwarze 59: static void post_font(DECL_ARGS);
1.15 schwarze 60: static void post_in(DECL_ARGS);
1.30 schwarze 61: static void post_it(DECL_ARGS);
1.14 schwarze 62: static void post_lb(DECL_ARGS);
1.5 kristaps 63: static void post_nm(DECL_ARGS);
1.1 schwarze 64: static void post_percent(DECL_ARGS);
1.5 kristaps 65: static void post_pf(DECL_ARGS);
1.3 schwarze 66: static void post_sect(DECL_ARGS);
1.5 kristaps 67: static void post_sp(DECL_ARGS);
1.18 schwarze 68: static void post_vt(DECL_ARGS);
1.34 schwarze 69: static int pre__t(DECL_ARGS);
1.22 schwarze 70: static int pre_an(DECL_ARGS);
1.3 schwarze 71: static int pre_ap(DECL_ARGS);
72: static int pre_bd(DECL_ARGS);
1.27 schwarze 73: static int pre_bf(DECL_ARGS);
1.13 schwarze 74: static int pre_bk(DECL_ARGS);
1.30 schwarze 75: static int pre_bl(DECL_ARGS);
1.3 schwarze 76: static int pre_br(DECL_ARGS);
1.8 schwarze 77: static int pre_bx(DECL_ARGS);
1.1 schwarze 78: static int pre_dl(DECL_ARGS);
1.5 kristaps 79: static int pre_enc(DECL_ARGS);
1.26 schwarze 80: static int pre_em(DECL_ARGS);
1.17 schwarze 81: static int pre_fa(DECL_ARGS);
1.29 schwarze 82: static int pre_fd(DECL_ARGS);
1.26 schwarze 83: static int pre_fl(DECL_ARGS);
1.16 schwarze 84: static int pre_fn(DECL_ARGS);
1.17 schwarze 85: static int pre_fo(DECL_ARGS);
1.23 schwarze 86: static int pre_ft(DECL_ARGS);
1.15 schwarze 87: static int pre_in(DECL_ARGS);
1.1 schwarze 88: static int pre_it(DECL_ARGS);
1.24 schwarze 89: static int pre_lk(DECL_ARGS);
1.26 schwarze 90: static int pre_li(DECL_ARGS);
1.1 schwarze 91: static int pre_nm(DECL_ARGS);
1.25 schwarze 92: static int pre_no(DECL_ARGS);
1.1 schwarze 93: static int pre_ns(DECL_ARGS);
94: static int pre_pp(DECL_ARGS);
1.34 schwarze 95: static int pre_rs(DECL_ARGS);
1.12 schwarze 96: static int pre_sm(DECL_ARGS);
1.3 schwarze 97: static int pre_sp(DECL_ARGS);
1.5 kristaps 98: static int pre_sect(DECL_ARGS);
1.26 schwarze 99: static int pre_sy(DECL_ARGS);
1.23 schwarze 100: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 101: static int pre_vt(DECL_ARGS);
1.8 schwarze 102: static int pre_ux(DECL_ARGS);
1.1 schwarze 103: static int pre_xr(DECL_ARGS);
1.20 schwarze 104: static void print_word(const char *);
1.36 schwarze 105: static void print_line(const char *, int);
106: static void print_block(const char *, int);
1.20 schwarze 107: static void print_offs(const char *);
1.35 schwarze 108: static void print_width(const char *,
109: const struct mdoc_node *, size_t);
1.30 schwarze 110: static void print_count(int *);
1.5 kristaps 111: static void print_node(DECL_ARGS);
1.1 schwarze 112:
1.3 schwarze 113: static const struct manact manacts[MDOC_MAX + 1] = {
114: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
115: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
116: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 117: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 118: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
119: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 120: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 121: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 122: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 123: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
124: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 125: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 126: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 127: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 128: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 129: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 130: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
131: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
132: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
133: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 136: { NULL, pre_enc, post_enc, "The \\fB",
137: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
138: }, /* Ex */
1.17 schwarze 139: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 140: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 141: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 142: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 143: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
144: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 145: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 146: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 147: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
148: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
149: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 150: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 151: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 152: { NULL, pre_enc, post_enc, "The \\fB",
153: "\\fP\nfunction returns the value 0 if successful;\n"
154: "otherwise the value -1 is returned and the global\n"
155: "variable \\fIerrno\\fP is set to indicate the error."
156: }, /* Rv */
1.8 schwarze 157: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 158: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 159: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 160: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 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 */
1.9 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
173: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 174: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 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 */
1.8 schwarze 180: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
181: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
182: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
184: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 185: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.28 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
187: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 188: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 189: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 190: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 191: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 192: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 193: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 194: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
195: { NULL, pre_ux, NULL, "OpenBSD", 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 */
1.9 schwarze 200: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 201: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.9 schwarze 202: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
204: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 205: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 206: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
207: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 208: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.12 schwarze 209: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 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 */
1.8 schwarze 213: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 214: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
215: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 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 */
1.9 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 220: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
221: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 222: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
223: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
224: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
225: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 226: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 227: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 228: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 230: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
232: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 234: { NULL, NULL, NULL, NULL, NULL }, /* Es */
235: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 236: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 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 */
1.34 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
241: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 242: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 243: };
244:
1.20 schwarze 245: static int outflags;
1.36 schwarze 246: #define MMAN_spc (1 << 0) /* blank character before next word */
247: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
248: #define MMAN_nl (1 << 2) /* break man(7) code line */
249: #define MMAN_br (1 << 3) /* break output line */
250: #define MMAN_sp (1 << 4) /* insert a blank output line */
251: #define MMAN_PP (1 << 5) /* reset indentation etc. */
252: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
253: #define MMAN_Bk (1 << 7) /* word keep mode */
254: #define MMAN_An_split (1 << 8) /* author mode is "split" */
255: #define MMAN_An_nosplit (1 << 9) /* author mode is "nosplit" */
1.20 schwarze 256:
1.37 schwarze 257: static int TPremain; /* characters before tag is full */
258:
1.26 schwarze 259: static struct {
260: char *head;
261: char *tail;
262: size_t size;
263: } fontqueue;
264:
265: static void
266: font_push(char newfont)
267: {
268:
269: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
270: fontqueue.size += 8;
271: fontqueue.head = mandoc_realloc(fontqueue.head,
272: fontqueue.size);
273: }
274: *fontqueue.tail = newfont;
1.37 schwarze 275: print_word("");
276: printf("\\f");
1.26 schwarze 277: putchar(newfont);
278: outflags &= ~MMAN_spc;
279: }
280:
281: static void
282: font_pop(void)
283: {
284:
285: if (fontqueue.tail > fontqueue.head)
286: fontqueue.tail--;
287: outflags &= ~MMAN_spc;
1.37 schwarze 288: print_word("");
289: printf("\\f");
1.26 schwarze 290: putchar(*fontqueue.tail);
291: }
292:
1.1 schwarze 293: static void
1.20 schwarze 294: print_word(const char *s)
1.1 schwarze 295: {
1.5 kristaps 296:
1.36 schwarze 297: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 298: /*
299: * If we need a newline, print it now and start afresh.
300: */
1.36 schwarze 301: if (MMAN_PP & outflags) {
302: if ( ! (MMAN_sp & outflags))
303: printf("\n.sp -1v");
304: printf("\n.PP\n");
305: } else if (MMAN_sp & outflags)
1.21 schwarze 306: printf("\n.sp\n");
307: else if (MMAN_br & outflags)
308: printf("\n.br\n");
309: else if (MMAN_nl & outflags)
310: putchar('\n');
1.36 schwarze 311: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 312: if (1 == TPremain)
313: printf(".br\n");
314: TPremain = 0;
315: } else if (MMAN_spc & outflags) {
1.5 kristaps 316: /*
1.25 schwarze 317: * If we need a space, only print it if
318: * (1) it is forced by `No' or
319: * (2) what follows is not terminating punctuation or
320: * (3) what follows is longer than one character.
1.5 kristaps 321: */
1.37 schwarze 322: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 323: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.20 schwarze 324: if (MMAN_Bk & outflags) {
1.13 schwarze 325: putchar('\\');
326: putchar('~');
327: } else
328: putchar(' ');
1.37 schwarze 329: if (TPremain)
330: TPremain--;
1.13 schwarze 331: }
1.37 schwarze 332: }
1.5 kristaps 333:
334: /*
335: * Reassign needing space if we're not following opening
336: * punctuation.
337: */
1.37 schwarze 338: if (MMAN_Sm & outflags && ('\0' == s[0] ||
339: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 340: outflags |= MMAN_spc;
341: else
342: outflags &= ~MMAN_spc;
1.25 schwarze 343: outflags &= ~MMAN_spc_force;
1.5 kristaps 344:
1.1 schwarze 345: for ( ; *s; s++) {
346: switch (*s) {
347: case (ASCII_NBRSP):
348: printf("\\~");
349: break;
350: case (ASCII_HYPH):
351: putchar('-');
352: break;
353: default:
1.5 kristaps 354: putchar((unsigned char)*s);
1.1 schwarze 355: break;
356: }
1.37 schwarze 357: if (TPremain)
358: TPremain--;
1.1 schwarze 359: }
1.4 kristaps 360: }
361:
1.11 schwarze 362: static void
1.36 schwarze 363: print_line(const char *s, int newflags)
364: {
365:
366: outflags &= ~MMAN_br;
367: outflags |= MMAN_nl;
368: print_word(s);
369: outflags |= newflags;
370: }
371:
372: static void
373: print_block(const char *s, int newflags)
374: {
375:
376: outflags &= ~MMAN_PP;
377: if (MMAN_sp & outflags)
378: outflags &= ~(MMAN_sp | MMAN_br);
379: else
380: print_line(".sp -1v", 0);
381: outflags |= MMAN_nl;
382: print_word(s);
383: outflags |= newflags;
384: }
385:
386: static void
1.20 schwarze 387: print_offs(const char *v)
1.11 schwarze 388: {
389: char buf[24];
390: struct roffsu su;
391: size_t sz;
392:
393: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
394: sz = 0;
395: else if (0 == strcmp(v, "indent"))
396: sz = 6;
397: else if (0 == strcmp(v, "indent-two"))
398: sz = 12;
399: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.20 schwarze 400: print_word(v);
1.11 schwarze 401: return;
402: } else
403: sz = strlen(v);
404:
405: snprintf(buf, sizeof(buf), "%ldn", sz);
1.20 schwarze 406: print_word(buf);
1.11 schwarze 407: }
408:
1.4 kristaps 409: void
1.35 schwarze 410: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 411: {
412: char buf[24];
413: struct roffsu su;
1.31 schwarze 414: size_t sz, chsz;
1.37 schwarze 415: int numeric, remain;
1.31 schwarze 416:
1.37 schwarze 417: numeric = 1;
418: remain = 0;
1.35 schwarze 419: if (NULL == v)
420: sz = defsz;
421: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 422: if (SCALE_EN == su.unit)
423: sz = su.scale;
424: else {
1.37 schwarze 425: sz = 0;
426: numeric = 0;
1.30 schwarze 427: }
428: } else
429: sz = strlen(v);
430:
1.37 schwarze 431: /* XXX Rough estimation, might have multiple parts. */
432: chsz = (NULL != child && MDOC_TEXT == child->type) ?
433: strlen(child->string) : 0;
434:
435: if (defsz && chsz > sz)
1.36 schwarze 436: print_block(".HP", 0);
1.37 schwarze 437: else {
1.36 schwarze 438: print_block(".TP", 0);
1.37 schwarze 439: remain = sz + 2;
440: }
441: if (numeric) {
442: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
443: print_word(buf);
444: } else
445: print_word(v);
446: TPremain = remain;
1.30 schwarze 447: }
448:
449: void
450: print_count(int *count)
451: {
452: char buf[12];
453:
454: snprintf(buf, sizeof(buf), "%d.", ++*count);
455: print_word(buf);
456: }
457:
458: void
1.4 kristaps 459: man_man(void *arg, const struct man *man)
460: {
461:
1.5 kristaps 462: /*
463: * Dump the keep buffer.
464: * We're guaranteed by now that this exists (is non-NULL).
465: * Flush stdout afterward, just in case.
466: */
1.4 kristaps 467: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 468: fflush(stdout);
1.1 schwarze 469: }
470:
471: void
472: man_mdoc(void *arg, const struct mdoc *mdoc)
473: {
1.42 ! schwarze 474: const struct mdoc_meta *meta;
1.1 schwarze 475: const struct mdoc_node *n;
476:
1.42 ! schwarze 477: meta = mdoc_meta(mdoc);
1.1 schwarze 478: n = mdoc_node(mdoc);
479:
1.3 schwarze 480: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"",
1.42 ! schwarze 481: meta->title, meta->msec, meta->date,
! 482: meta->os, meta->vol);
1.1 schwarze 483:
1.20 schwarze 484: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 485: if (0 == fontqueue.size) {
486: fontqueue.size = 8;
487: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
488: *fontqueue.tail = 'R';
489: }
1.42 ! schwarze 490: print_node(meta, n);
1.3 schwarze 491: putchar('\n');
1.1 schwarze 492: }
493:
494: static void
495: print_node(DECL_ARGS)
496: {
497: const struct mdoc_node *prev, *sub;
1.5 kristaps 498: const struct manact *act;
1.1 schwarze 499: int cond, do_sub;
1.5 kristaps 500:
501: /*
502: * Break the line if we were parsed subsequent the current node.
503: * This makes the page structure be more consistent.
504: */
1.1 schwarze 505: prev = n->prev ? n->prev : n->parent;
1.27 schwarze 506: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.20 schwarze 507: outflags |= MMAN_nl;
1.1 schwarze 508:
1.5 kristaps 509: act = NULL;
1.1 schwarze 510: cond = 0;
511: do_sub = 1;
1.5 kristaps 512:
1.1 schwarze 513: if (MDOC_TEXT == n->type) {
1.5 kristaps 514: /*
515: * Make sure that we don't happen to start with a
516: * control character at the start of a line.
517: */
1.20 schwarze 518: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 519: '\'' == *n->string)) {
1.37 schwarze 520: print_word("");
521: printf("\\&");
1.20 schwarze 522: outflags &= ~MMAN_spc;
1.3 schwarze 523: }
1.20 schwarze 524: print_word(n->string);
1.1 schwarze 525: } else {
1.5 kristaps 526: /*
527: * Conditionally run the pre-node action handler for a
528: * node.
529: */
1.1 schwarze 530: act = manacts + n->tok;
1.42 ! schwarze 531: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 532: if (cond && act->pre)
1.42 ! schwarze 533: do_sub = (*act->pre)(meta, n);
1.1 schwarze 534: }
535:
1.5 kristaps 536: /*
537: * Conditionally run all child nodes.
538: * Note that this iterates over children instead of using
539: * recursion. This prevents unnecessary depth in the stack.
540: */
1.1 schwarze 541: if (do_sub)
542: for (sub = n->child; sub; sub = sub->next)
1.42 ! schwarze 543: print_node(meta, sub);
1.1 schwarze 544:
1.5 kristaps 545: /*
546: * Lastly, conditionally run the post-node handler.
547: */
1.1 schwarze 548: if (cond && act->post)
1.42 ! schwarze 549: (*act->post)(meta, n);
1.1 schwarze 550: }
551:
552: static int
553: cond_head(DECL_ARGS)
554: {
1.5 kristaps 555:
1.1 schwarze 556: return(MDOC_HEAD == n->type);
557: }
558:
559: static int
560: cond_body(DECL_ARGS)
561: {
1.5 kristaps 562:
1.1 schwarze 563: return(MDOC_BODY == n->type);
564: }
565:
566: static int
567: pre_enc(DECL_ARGS)
568: {
1.5 kristaps 569: const char *prefix;
1.1 schwarze 570:
571: prefix = manacts[n->tok].prefix;
572: if (NULL == prefix)
573: return(1);
1.20 schwarze 574: print_word(prefix);
575: outflags &= ~MMAN_spc;
1.1 schwarze 576: return(1);
577: }
578:
579: static void
580: post_enc(DECL_ARGS)
581: {
582: const char *suffix;
583:
584: suffix = manacts[n->tok].suffix;
585: if (NULL == suffix)
586: return;
1.20 schwarze 587: outflags &= ~MMAN_spc;
588: print_word(suffix);
1.26 schwarze 589: }
590:
591: static void
592: post_font(DECL_ARGS)
593: {
594:
595: font_pop();
1.1 schwarze 596: }
597:
598: static void
599: post_percent(DECL_ARGS)
600: {
601:
1.34 schwarze 602: if (pre_em == manacts[n->tok].pre)
603: font_pop();
604: if (n->next) {
1.20 schwarze 605: print_word(",");
1.34 schwarze 606: if (n->prev && n->prev->tok == n->tok &&
607: n->next->tok == n->tok)
608: print_word("and");
609: } else {
1.20 schwarze 610: print_word(".");
611: outflags |= MMAN_nl;
1.1 schwarze 612: }
613: }
614:
1.34 schwarze 615: static int
616: pre__t(DECL_ARGS)
617: {
618:
619: if (n->parent && MDOC_Rs == n->parent->tok &&
620: n->parent->norm->Rs.quote_T) {
1.37 schwarze 621: print_word("");
622: putchar('\"');
1.34 schwarze 623: outflags &= ~MMAN_spc;
624: } else
625: font_push('I');
626: return(1);
627: }
628:
629: static void
630: post__t(DECL_ARGS)
631: {
632:
633: if (n->parent && MDOC_Rs == n->parent->tok &&
634: n->parent->norm->Rs.quote_T) {
635: outflags &= ~MMAN_spc;
1.37 schwarze 636: print_word("");
637: putchar('\"');
1.34 schwarze 638: } else
639: font_pop();
1.42 ! schwarze 640: post_percent(meta, n);
1.34 schwarze 641: }
642:
1.5 kristaps 643: /*
644: * Print before a section header.
645: */
1.1 schwarze 646: static int
1.3 schwarze 647: pre_sect(DECL_ARGS)
648: {
649:
650: if (MDOC_HEAD != n->type)
651: return(1);
1.36 schwarze 652: outflags |= MMAN_sp;
653: print_block(manacts[n->tok].prefix, 0);
1.37 schwarze 654: print_word("");
655: putchar('\"');
1.20 schwarze 656: outflags &= ~MMAN_spc;
1.3 schwarze 657: return(1);
658: }
659:
1.5 kristaps 660: /*
661: * Print subsequent a section header.
662: */
1.3 schwarze 663: static void
664: post_sect(DECL_ARGS)
665: {
666:
667: if (MDOC_HEAD != n->type)
668: return;
1.20 schwarze 669: outflags &= ~MMAN_spc;
1.37 schwarze 670: print_word("");
671: putchar('\"');
1.20 schwarze 672: outflags |= MMAN_nl;
1.22 schwarze 673: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
674: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
675: }
676:
1.23 schwarze 677: /* See mdoc_term.c, synopsis_pre() for comments. */
678: static void
679: pre_syn(const struct mdoc_node *n)
680: {
681:
682: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
683: return;
684:
685: if (n->prev->tok == n->tok &&
686: MDOC_Ft != n->tok &&
687: MDOC_Fo != n->tok &&
688: MDOC_Fn != n->tok) {
689: outflags |= MMAN_br;
690: return;
691: }
692:
693: switch (n->prev->tok) {
694: case (MDOC_Fd):
695: /* FALLTHROUGH */
696: case (MDOC_Fn):
697: /* FALLTHROUGH */
698: case (MDOC_Fo):
699: /* FALLTHROUGH */
700: case (MDOC_In):
701: /* FALLTHROUGH */
702: case (MDOC_Vt):
703: outflags |= MMAN_sp;
704: break;
705: case (MDOC_Ft):
706: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
707: outflags |= MMAN_sp;
708: break;
709: }
710: /* FALLTHROUGH */
711: default:
712: outflags |= MMAN_br;
713: break;
714: }
715: }
716:
1.22 schwarze 717: static int
718: pre_an(DECL_ARGS)
719: {
720:
721: switch (n->norm->An.auth) {
722: case (AUTH_split):
723: outflags &= ~MMAN_An_nosplit;
724: outflags |= MMAN_An_split;
725: return(0);
726: case (AUTH_nosplit):
727: outflags &= ~MMAN_An_split;
728: outflags |= MMAN_An_nosplit;
729: return(0);
730: default:
731: if (MMAN_An_split & outflags)
732: outflags |= MMAN_br;
733: else if (SEC_AUTHORS == n->sec &&
734: ! (MMAN_An_nosplit & outflags))
735: outflags |= MMAN_An_split;
736: return(1);
737: }
1.3 schwarze 738: }
739:
740: static int
741: pre_ap(DECL_ARGS)
742: {
743:
1.20 schwarze 744: outflags &= ~MMAN_spc;
745: print_word("'");
746: outflags &= ~MMAN_spc;
1.3 schwarze 747: return(0);
748: }
749:
750: static int
751: pre_bd(DECL_ARGS)
752: {
753:
1.36 schwarze 754: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
755:
756: if (DISP_unfilled == n->norm->Bd.type ||
757: DISP_literal == n->norm->Bd.type)
758: print_line(".nf", 0);
759: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 760: outflags |= MMAN_sp;
1.36 schwarze 761: print_line(".RS", 0);
1.20 schwarze 762: print_offs(n->norm->Bd.offs);
763: outflags |= MMAN_nl;
1.3 schwarze 764: return(1);
765: }
766:
767: static void
768: post_bd(DECL_ARGS)
769: {
770:
1.36 schwarze 771: print_line(".RE", MMAN_nl);
1.3 schwarze 772: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 773: DISP_literal == n->norm->Bd.type)
774: print_line(".fi", MMAN_nl);
1.13 schwarze 775: }
776:
777: static int
1.27 schwarze 778: pre_bf(DECL_ARGS)
779: {
780:
781: switch (n->type) {
782: case (MDOC_BLOCK):
783: return(1);
784: case (MDOC_BODY):
785: break;
786: default:
787: return(0);
788: }
789: switch (n->norm->Bf.font) {
790: case (FONT_Em):
791: font_push('I');
792: break;
793: case (FONT_Sy):
794: font_push('B');
795: break;
796: default:
797: font_push('R');
798: break;
799: }
800: return(1);
801: }
802:
803: static void
804: post_bf(DECL_ARGS)
805: {
806:
807: if (MDOC_BODY == n->type)
808: font_pop();
809: }
810:
811: static int
1.13 schwarze 812: pre_bk(DECL_ARGS)
813: {
814:
815: switch (n->type) {
816: case (MDOC_BLOCK):
817: return(1);
818: case (MDOC_BODY):
1.20 schwarze 819: outflags |= MMAN_Bk;
1.13 schwarze 820: return(1);
821: default:
822: return(0);
823: }
824: }
825:
826: static void
827: post_bk(DECL_ARGS)
828: {
829:
830: if (MDOC_BODY == n->type)
1.20 schwarze 831: outflags &= ~MMAN_Bk;
1.3 schwarze 832: }
833:
834: static int
1.30 schwarze 835: pre_bl(DECL_ARGS)
836: {
1.33 schwarze 837: size_t icol;
1.30 schwarze 838:
1.33 schwarze 839: switch (n->norm->Bl.type) {
840: case (LIST_enum):
1.30 schwarze 841: n->norm->Bl.count = 0;
1.33 schwarze 842: return(1);
843: case (LIST_column):
844: break;
845: default:
846: return(1);
847: }
848:
1.36 schwarze 849: print_line(".TS", MMAN_nl);
1.33 schwarze 850: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
851: print_word("l");
852: print_word(".");
1.36 schwarze 853: outflags |= MMAN_nl;
1.30 schwarze 854: return(1);
855: }
856:
857: static void
858: post_bl(DECL_ARGS)
859: {
860:
1.33 schwarze 861: switch (n->norm->Bl.type) {
1.36 schwarze 862: case (LIST_column):
863: print_line(".TE", 0);
864: break;
1.33 schwarze 865: case (LIST_enum):
866: n->norm->Bl.count = 0;
867: break;
868: default:
869: break;
870: }
1.36 schwarze 871: outflags |= MMAN_PP | MMAN_nl;
872: outflags &= ~(MMAN_sp | MMAN_br);
1.30 schwarze 873: }
874:
875: static int
1.3 schwarze 876: pre_br(DECL_ARGS)
877: {
878:
1.21 schwarze 879: outflags |= MMAN_br;
1.3 schwarze 880: return(0);
881: }
882:
883: static int
1.8 schwarze 884: pre_bx(DECL_ARGS)
885: {
886:
887: n = n->child;
888: if (n) {
1.20 schwarze 889: print_word(n->string);
890: outflags &= ~MMAN_spc;
1.8 schwarze 891: n = n->next;
892: }
1.20 schwarze 893: print_word("BSD");
1.8 schwarze 894: if (NULL == n)
895: return(0);
1.20 schwarze 896: outflags &= ~MMAN_spc;
897: print_word("-");
898: outflags &= ~MMAN_spc;
899: print_word(n->string);
1.8 schwarze 900: return(0);
901: }
902:
903: static int
1.1 schwarze 904: pre_dl(DECL_ARGS)
905: {
906:
1.36 schwarze 907: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 908: return(1);
909: }
910:
911: static void
912: post_dl(DECL_ARGS)
913: {
914:
1.36 schwarze 915: print_line(".RE", MMAN_nl);
1.16 schwarze 916: }
917:
918: static int
1.26 schwarze 919: pre_em(DECL_ARGS)
920: {
921:
922: font_push('I');
923: return(1);
1.28 schwarze 924: }
925:
926: static void
927: post_eo(DECL_ARGS)
928: {
929:
930: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
931: outflags &= ~MMAN_spc;
1.26 schwarze 932: }
933:
934: static int
1.17 schwarze 935: pre_fa(DECL_ARGS)
936: {
937:
938: if (MDOC_Fa == n->tok)
939: n = n->child;
940:
941: while (NULL != n) {
1.26 schwarze 942: font_push('I');
1.42 ! schwarze 943: print_node(meta, n);
1.26 schwarze 944: font_pop();
1.17 schwarze 945: if (NULL != (n = n->next))
1.20 schwarze 946: print_word(",");
1.17 schwarze 947: }
948: return(0);
949: }
950:
951: static void
952: post_fa(DECL_ARGS)
953: {
954:
955: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 956: print_word(",");
1.29 schwarze 957: }
958:
959: static int
960: pre_fd(DECL_ARGS)
961: {
962:
963: pre_syn(n);
964: font_push('B');
965: return(1);
966: }
967:
968: static void
969: post_fd(DECL_ARGS)
970: {
971:
972: font_pop();
973: outflags |= MMAN_br;
1.17 schwarze 974: }
975:
976: static int
1.26 schwarze 977: pre_fl(DECL_ARGS)
978: {
979:
980: font_push('B');
981: print_word("-");
982: outflags &= ~MMAN_spc;
983: return(1);
984: }
985:
986: static void
987: post_fl(DECL_ARGS)
988: {
989:
990: font_pop();
1.27 schwarze 991: if (0 == n->nchild && NULL != n->next &&
992: n->next->line == n->line)
1.26 schwarze 993: outflags &= ~MMAN_spc;
994: }
995:
996: static int
1.16 schwarze 997: pre_fn(DECL_ARGS)
998: {
999:
1.23 schwarze 1000: pre_syn(n);
1001:
1.16 schwarze 1002: n = n->child;
1003: if (NULL == n)
1004: return(0);
1005:
1.26 schwarze 1006: font_push('B');
1.42 ! schwarze 1007: print_node(meta, n);
1.26 schwarze 1008: font_pop();
1.20 schwarze 1009: outflags &= ~MMAN_spc;
1.26 schwarze 1010: print_word("(");
1.20 schwarze 1011: outflags &= ~MMAN_spc;
1.35 schwarze 1012:
1013: n = n->next;
1014: if (NULL != n)
1.42 ! schwarze 1015: pre_fa(meta, n);
1.35 schwarze 1016: return(0);
1.16 schwarze 1017: }
1018:
1019: static void
1020: post_fn(DECL_ARGS)
1021: {
1022:
1.20 schwarze 1023: print_word(")");
1.16 schwarze 1024: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1025: print_word(";");
1.21 schwarze 1026: outflags |= MMAN_br;
1.17 schwarze 1027: }
1028: }
1029:
1030: static int
1031: pre_fo(DECL_ARGS)
1032: {
1033:
1034: switch (n->type) {
1.23 schwarze 1035: case (MDOC_BLOCK):
1036: pre_syn(n);
1037: break;
1.17 schwarze 1038: case (MDOC_HEAD):
1.26 schwarze 1039: font_push('B');
1.17 schwarze 1040: break;
1041: case (MDOC_BODY):
1.20 schwarze 1042: outflags &= ~MMAN_spc;
1043: print_word("(");
1044: outflags &= ~MMAN_spc;
1.17 schwarze 1045: break;
1046: default:
1047: break;
1048: }
1049: return(1);
1050: }
1051:
1052: static void
1053: post_fo(DECL_ARGS)
1054: {
1055:
1056: switch (n->type) {
1057: case (MDOC_HEAD):
1.26 schwarze 1058: font_pop();
1.17 schwarze 1059: break;
1060: case (MDOC_BODY):
1.42 ! schwarze 1061: post_fn(meta, n);
1.17 schwarze 1062: break;
1063: default:
1064: break;
1.16 schwarze 1065: }
1.15 schwarze 1066: }
1067:
1068: static int
1.23 schwarze 1069: pre_ft(DECL_ARGS)
1070: {
1071:
1072: pre_syn(n);
1.26 schwarze 1073: font_push('I');
1.23 schwarze 1074: return(1);
1075: }
1076:
1077: static int
1.15 schwarze 1078: pre_in(DECL_ARGS)
1079: {
1080:
1081: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1082: pre_syn(n);
1.26 schwarze 1083: font_push('B');
1084: print_word("#include <");
1085: outflags &= ~MMAN_spc;
1086: } else {
1087: print_word("<");
1088: outflags &= ~MMAN_spc;
1089: font_push('I');
1090: }
1.15 schwarze 1091: return(1);
1092: }
1093:
1094: static void
1095: post_in(DECL_ARGS)
1096: {
1097:
1098: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1099: outflags &= ~MMAN_spc;
1100: print_word(">");
1101: font_pop();
1.21 schwarze 1102: outflags |= MMAN_br;
1.26 schwarze 1103: } else {
1104: font_pop();
1105: outflags &= ~MMAN_spc;
1106: print_word(">");
1107: }
1.1 schwarze 1108: }
1109:
1110: static int
1111: pre_it(DECL_ARGS)
1112: {
1113: const struct mdoc_node *bln;
1114:
1.30 schwarze 1115: switch (n->type) {
1116: case (MDOC_HEAD):
1.36 schwarze 1117: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1118: bln = n->parent->parent;
1.36 schwarze 1119: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1120: (NULL == n->parent->prev &&
1121: NULL == bln->parent->prev))
1.36 schwarze 1122: outflags |= MMAN_sp;
1123: outflags &= ~MMAN_br;
1.3 schwarze 1124: switch (bln->norm->Bl.type) {
1.30 schwarze 1125: case (LIST_item):
1126: return(0);
1127: case (LIST_inset):
1128: /* FALLTHROUGH */
1129: case (LIST_diag):
1130: /* FALLTHROUGH */
1131: case (LIST_ohang):
1132: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1133: print_line(".B \"", 0);
1.30 schwarze 1134: else
1.36 schwarze 1135: print_line(".R \"", 0);
1.30 schwarze 1136: outflags &= ~MMAN_spc;
1137: return(1);
1.3 schwarze 1138: case (LIST_bullet):
1.30 schwarze 1139: /* FALLTHROUGH */
1140: case (LIST_dash):
1141: /* FALLTHROUGH */
1142: case (LIST_hyphen):
1.35 schwarze 1143: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1144: TPremain = 0;
1.30 schwarze 1145: outflags |= MMAN_nl;
1146: font_push('B');
1147: if (LIST_bullet == bln->norm->Bl.type)
1148: print_word("o");
1149: else
1150: print_word("-");
1151: font_pop();
1152: break;
1153: case (LIST_enum):
1.35 schwarze 1154: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1155: TPremain = 0;
1.30 schwarze 1156: outflags |= MMAN_nl;
1157: print_count(&bln->norm->Bl.count);
1.3 schwarze 1158: break;
1.31 schwarze 1159: case (LIST_hang):
1.35 schwarze 1160: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1161: TPremain = 0;
1.32 schwarze 1162: break;
1163: case (LIST_tag):
1.37 schwarze 1164: print_width(bln->norm->Bl.width, n->child, 0);
1165: putchar('\n');
1166: outflags &= ~MMAN_spc;
1167: return(1);
1.3 schwarze 1168: default:
1.32 schwarze 1169: return(1);
1.3 schwarze 1170: }
1.20 schwarze 1171: outflags |= MMAN_nl;
1.30 schwarze 1172: default:
1173: break;
1.1 schwarze 1174: }
1175: return(1);
1.30 schwarze 1176: }
1177:
1178: static void
1179: post_it(DECL_ARGS)
1180: {
1181: const struct mdoc_node *bln;
1182:
1.33 schwarze 1183: bln = n->parent->parent;
1184:
1185: switch (n->type) {
1186: case (MDOC_HEAD):
1.30 schwarze 1187: switch (bln->norm->Bl.type) {
1188: case (LIST_diag):
1189: outflags &= ~MMAN_spc;
1190: print_word("\\ ");
1191: break;
1192: case (LIST_ohang):
1193: outflags |= MMAN_br;
1194: break;
1195: default:
1196: break;
1197: }
1.33 schwarze 1198: break;
1199: case (MDOC_BODY):
1200: if (LIST_column == bln->norm->Bl.type &&
1201: NULL != n->next) {
1202: putchar('\t');
1203: outflags &= ~MMAN_spc;
1204: }
1205: break;
1206: default:
1207: break;
1.30 schwarze 1208: }
1.14 schwarze 1209: }
1210:
1211: static void
1212: post_lb(DECL_ARGS)
1213: {
1214:
1.21 schwarze 1215: if (SEC_LIBRARY == n->sec)
1216: outflags |= MMAN_br;
1.24 schwarze 1217: }
1218:
1219: static int
1220: pre_lk(DECL_ARGS)
1221: {
1222: const struct mdoc_node *link, *descr;
1223:
1224: if (NULL == (link = n->child))
1225: return(0);
1226:
1227: if (NULL != (descr = link->next)) {
1.26 schwarze 1228: font_push('I');
1.24 schwarze 1229: while (NULL != descr) {
1230: print_word(descr->string);
1231: descr = descr->next;
1232: }
1233: print_word(":");
1.26 schwarze 1234: font_pop();
1.24 schwarze 1235: }
1236:
1.26 schwarze 1237: font_push('B');
1.24 schwarze 1238: print_word(link->string);
1.26 schwarze 1239: font_pop();
1.24 schwarze 1240: return(0);
1.1 schwarze 1241: }
1242:
1243: static int
1.26 schwarze 1244: pre_li(DECL_ARGS)
1245: {
1246:
1247: font_push('R');
1248: return(1);
1249: }
1250:
1251: static int
1.1 schwarze 1252: pre_nm(DECL_ARGS)
1253: {
1.38 schwarze 1254: char *name;
1.1 schwarze 1255:
1.23 schwarze 1256: if (MDOC_BLOCK == n->type)
1257: pre_syn(n);
1.1 schwarze 1258: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1259: return(1);
1.42 ! schwarze 1260: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1261: if (NULL == name)
1.23 schwarze 1262: return(0);
1.38 schwarze 1263: if (MDOC_HEAD == n->type) {
1264: if (NULL == n->parent->prev)
1265: outflags |= MMAN_sp;
1266: print_block(".HP", 0);
1267: printf(" %ldn", strlen(name) + 1);
1268: outflags |= MMAN_nl;
1269: }
1.26 schwarze 1270: font_push('B');
1.1 schwarze 1271: if (NULL == n->child)
1.42 ! schwarze 1272: print_word(meta->name);
1.1 schwarze 1273: return(1);
1274: }
1275:
1276: static void
1277: post_nm(DECL_ARGS)
1278: {
1279:
1280: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1281: return;
1.26 schwarze 1282: font_pop();
1.25 schwarze 1283: }
1284:
1285: static int
1286: pre_no(DECL_ARGS)
1287: {
1288:
1289: outflags |= MMAN_spc_force;
1290: return(1);
1.1 schwarze 1291: }
1292:
1293: static int
1294: pre_ns(DECL_ARGS)
1295: {
1296:
1.20 schwarze 1297: outflags &= ~MMAN_spc;
1.1 schwarze 1298: return(0);
1299: }
1300:
1.3 schwarze 1301: static void
1302: post_pf(DECL_ARGS)
1303: {
1304:
1.20 schwarze 1305: outflags &= ~MMAN_spc;
1.3 schwarze 1306: }
1307:
1.1 schwarze 1308: static int
1309: pre_pp(DECL_ARGS)
1310: {
1311:
1.36 schwarze 1312: if (MDOC_It != n->parent->tok)
1313: outflags |= MMAN_PP;
1314: outflags |= MMAN_sp | MMAN_nl;
1315: outflags &= ~MMAN_br;
1.34 schwarze 1316: return(0);
1317: }
1318:
1319: static int
1320: pre_rs(DECL_ARGS)
1321: {
1322:
1323: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1324: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1325: outflags &= ~MMAN_br;
1.34 schwarze 1326: }
1327: return(1);
1.12 schwarze 1328: }
1329:
1330: static int
1331: pre_sm(DECL_ARGS)
1332: {
1333:
1334: assert(n->child && MDOC_TEXT == n->child->type);
1335: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1336: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1337: else
1.20 schwarze 1338: outflags &= ~MMAN_Sm;
1.12 schwarze 1339: return(0);
1.1 schwarze 1340: }
1341:
1342: static int
1.3 schwarze 1343: pre_sp(DECL_ARGS)
1.1 schwarze 1344: {
1345:
1.41 schwarze 1346: if (MMAN_PP & outflags) {
1347: outflags &= ~MMAN_PP;
1.40 schwarze 1348: print_line(".PP", 0);
1.41 schwarze 1349: } else
1.40 schwarze 1350: print_line(".sp", 0);
1.1 schwarze 1351: return(1);
1352: }
1353:
1354: static void
1.3 schwarze 1355: post_sp(DECL_ARGS)
1.1 schwarze 1356: {
1357:
1.20 schwarze 1358: outflags |= MMAN_nl;
1.18 schwarze 1359: }
1360:
1361: static int
1.26 schwarze 1362: pre_sy(DECL_ARGS)
1363: {
1364:
1365: font_push('B');
1366: return(1);
1367: }
1368:
1369: static int
1.18 schwarze 1370: pre_vt(DECL_ARGS)
1371: {
1372:
1373: if (MDOC_SYNPRETTY & n->flags) {
1374: switch (n->type) {
1375: case (MDOC_BLOCK):
1.23 schwarze 1376: pre_syn(n);
1.18 schwarze 1377: return(1);
1378: case (MDOC_BODY):
1379: break;
1380: default:
1381: return(0);
1382: }
1383: }
1.26 schwarze 1384: font_push('I');
1.18 schwarze 1385: return(1);
1386: }
1387:
1388: static void
1389: post_vt(DECL_ARGS)
1390: {
1391:
1.19 schwarze 1392: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1393: return;
1.26 schwarze 1394: font_pop();
1.1 schwarze 1395: }
1396:
1397: static int
1398: pre_xr(DECL_ARGS)
1399: {
1400:
1401: n = n->child;
1402: if (NULL == n)
1403: return(0);
1.42 ! schwarze 1404: print_node(meta, n);
1.1 schwarze 1405: n = n->next;
1406: if (NULL == n)
1407: return(0);
1.20 schwarze 1408: outflags &= ~MMAN_spc;
1409: print_word("(");
1.42 ! schwarze 1410: print_node(meta, n);
1.20 schwarze 1411: print_word(")");
1.1 schwarze 1412: return(0);
1.8 schwarze 1413: }
1414:
1415: static int
1416: pre_ux(DECL_ARGS)
1417: {
1418:
1.20 schwarze 1419: print_word(manacts[n->tok].prefix);
1.8 schwarze 1420: if (NULL == n->child)
1421: return(0);
1.20 schwarze 1422: outflags &= ~MMAN_spc;
1423: print_word("\\~");
1424: outflags &= ~MMAN_spc;
1.8 schwarze 1425: return(1);
1.1 schwarze 1426: }
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