Annotation of mandoc/mdoc_man.c, Revision 1.44
1.44 ! schwarze 1: /* $Id: mdoc_man.c,v 1.43 2012/11/18 18:02:23 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" */
1.44 ! schwarze 256: #define MMAN_PD (1 << 10) /* inter-paragraph spacing disabled */
1.20 schwarze 257:
1.43 schwarze 258: #define BL_STACK_MAX 32
259:
260: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
261: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
262: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 263: static int TPremain; /* characters before tag is full */
264:
1.26 schwarze 265: static struct {
266: char *head;
267: char *tail;
268: size_t size;
269: } fontqueue;
270:
271: static void
272: font_push(char newfont)
273: {
274:
275: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
276: fontqueue.size += 8;
277: fontqueue.head = mandoc_realloc(fontqueue.head,
278: fontqueue.size);
279: }
280: *fontqueue.tail = newfont;
1.37 schwarze 281: print_word("");
282: printf("\\f");
1.26 schwarze 283: putchar(newfont);
284: outflags &= ~MMAN_spc;
285: }
286:
287: static void
288: font_pop(void)
289: {
290:
291: if (fontqueue.tail > fontqueue.head)
292: fontqueue.tail--;
293: outflags &= ~MMAN_spc;
1.37 schwarze 294: print_word("");
295: printf("\\f");
1.26 schwarze 296: putchar(*fontqueue.tail);
297: }
298:
1.1 schwarze 299: static void
1.20 schwarze 300: print_word(const char *s)
1.1 schwarze 301: {
1.5 kristaps 302:
1.36 schwarze 303: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 304: /*
305: * If we need a newline, print it now and start afresh.
306: */
1.36 schwarze 307: if (MMAN_PP & outflags) {
1.44 ! schwarze 308: if (MMAN_sp & outflags) {
! 309: if (MMAN_PD & outflags) {
! 310: printf("\n.PD");
! 311: outflags &= ~MMAN_PD;
! 312: }
! 313: } else if ( ! (MMAN_PD & outflags)) {
! 314: printf("\n.PD 0");
! 315: outflags |= MMAN_PD;
! 316: }
1.36 schwarze 317: printf("\n.PP\n");
318: } else if (MMAN_sp & outflags)
1.21 schwarze 319: printf("\n.sp\n");
320: else if (MMAN_br & outflags)
321: printf("\n.br\n");
322: else if (MMAN_nl & outflags)
323: putchar('\n');
1.36 schwarze 324: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 325: if (1 == TPremain)
326: printf(".br\n");
327: TPremain = 0;
328: } else if (MMAN_spc & outflags) {
1.5 kristaps 329: /*
1.25 schwarze 330: * If we need a space, only print it if
331: * (1) it is forced by `No' or
332: * (2) what follows is not terminating punctuation or
333: * (3) what follows is longer than one character.
1.5 kristaps 334: */
1.37 schwarze 335: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 336: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.20 schwarze 337: if (MMAN_Bk & outflags) {
1.13 schwarze 338: putchar('\\');
339: putchar('~');
340: } else
341: putchar(' ');
1.37 schwarze 342: if (TPremain)
343: TPremain--;
1.13 schwarze 344: }
1.37 schwarze 345: }
1.5 kristaps 346:
347: /*
348: * Reassign needing space if we're not following opening
349: * punctuation.
350: */
1.37 schwarze 351: if (MMAN_Sm & outflags && ('\0' == s[0] ||
352: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 353: outflags |= MMAN_spc;
354: else
355: outflags &= ~MMAN_spc;
1.25 schwarze 356: outflags &= ~MMAN_spc_force;
1.5 kristaps 357:
1.1 schwarze 358: for ( ; *s; s++) {
359: switch (*s) {
360: case (ASCII_NBRSP):
361: printf("\\~");
362: break;
363: case (ASCII_HYPH):
364: putchar('-');
365: break;
366: default:
1.5 kristaps 367: putchar((unsigned char)*s);
1.1 schwarze 368: break;
369: }
1.37 schwarze 370: if (TPremain)
371: TPremain--;
1.1 schwarze 372: }
1.4 kristaps 373: }
374:
1.11 schwarze 375: static void
1.36 schwarze 376: print_line(const char *s, int newflags)
377: {
378:
379: outflags &= ~MMAN_br;
380: outflags |= MMAN_nl;
381: print_word(s);
382: outflags |= newflags;
383: }
384:
385: static void
386: print_block(const char *s, int newflags)
387: {
388:
389: outflags &= ~MMAN_PP;
1.44 ! schwarze 390: if (MMAN_sp & outflags) {
1.36 schwarze 391: outflags &= ~(MMAN_sp | MMAN_br);
1.44 ! schwarze 392: if (MMAN_PD & outflags) {
! 393: print_line(".PD", 0);
! 394: outflags &= ~MMAN_PD;
! 395: }
! 396: } else if (! (MMAN_PD & outflags)) {
! 397: print_line(".PD 0", 0);
! 398: outflags |= MMAN_PD;
! 399: }
1.36 schwarze 400: outflags |= MMAN_nl;
401: print_word(s);
402: outflags |= newflags;
403: }
404:
405: static void
1.20 schwarze 406: print_offs(const char *v)
1.11 schwarze 407: {
408: char buf[24];
409: struct roffsu su;
410: size_t sz;
411:
1.43 schwarze 412: /* Convert v into a number (of characters). */
1.11 schwarze 413: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
414: sz = 0;
415: else if (0 == strcmp(v, "indent"))
416: sz = 6;
417: else if (0 == strcmp(v, "indent-two"))
418: sz = 12;
419: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 420: if (SCALE_EN == su.unit)
421: sz = su.scale;
422: else {
423: /*
424: * XXX
425: * If we are inside an enclosing list,
426: * there is no easy way to add the two
427: * indentations because they are provided
428: * in terms of different units.
429: */
430: print_word(v);
431: return;
432: }
1.11 schwarze 433: } else
434: sz = strlen(v);
435:
1.43 schwarze 436: /*
437: * We are inside an enclosing list.
438: * Add the two indentations.
439: */
440: if (Bl_stack_len)
441: sz += Bl_stack[Bl_stack_len - 1];
442:
1.11 schwarze 443: snprintf(buf, sizeof(buf), "%ldn", sz);
1.20 schwarze 444: print_word(buf);
1.11 schwarze 445: }
446:
1.4 kristaps 447: void
1.35 schwarze 448: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 449: {
450: char buf[24];
451: struct roffsu su;
1.31 schwarze 452: size_t sz, chsz;
1.37 schwarze 453: int numeric, remain;
1.31 schwarze 454:
1.37 schwarze 455: numeric = 1;
456: remain = 0;
1.43 schwarze 457:
458: /* Convert v into a number (of characters). */
1.35 schwarze 459: if (NULL == v)
460: sz = defsz;
461: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 462: if (SCALE_EN == su.unit)
463: sz = su.scale;
464: else {
1.37 schwarze 465: sz = 0;
466: numeric = 0;
1.30 schwarze 467: }
468: } else
469: sz = strlen(v);
470:
1.37 schwarze 471: /* XXX Rough estimation, might have multiple parts. */
472: chsz = (NULL != child && MDOC_TEXT == child->type) ?
473: strlen(child->string) : 0;
474:
1.43 schwarze 475: /*
476: * If we are inside an enclosing list,
477: * preserve its indentation.
478: */
479: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
480: print_line(".RS", 0);
481: snprintf(buf, sizeof(buf), "%ldn",
482: Bl_stack[Bl_stack_len - 1]);
483: print_word(buf);
484: }
485:
486: /*
487: * Save our own indentation,
488: * such that child lists can use it.
489: */
490: Bl_stack[Bl_stack_len++] = sz + 2;
491:
492: /* Set up the current list. */
1.37 schwarze 493: if (defsz && chsz > sz)
1.36 schwarze 494: print_block(".HP", 0);
1.37 schwarze 495: else {
1.36 schwarze 496: print_block(".TP", 0);
1.37 schwarze 497: remain = sz + 2;
498: }
499: if (numeric) {
500: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
501: print_word(buf);
502: } else
503: print_word(v);
504: TPremain = remain;
1.30 schwarze 505: }
506:
507: void
508: print_count(int *count)
509: {
510: char buf[12];
511:
512: snprintf(buf, sizeof(buf), "%d.", ++*count);
513: print_word(buf);
514: }
515:
516: void
1.4 kristaps 517: man_man(void *arg, const struct man *man)
518: {
519:
1.5 kristaps 520: /*
521: * Dump the keep buffer.
522: * We're guaranteed by now that this exists (is non-NULL).
523: * Flush stdout afterward, just in case.
524: */
1.4 kristaps 525: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 526: fflush(stdout);
1.1 schwarze 527: }
528:
529: void
530: man_mdoc(void *arg, const struct mdoc *mdoc)
531: {
1.42 schwarze 532: const struct mdoc_meta *meta;
1.1 schwarze 533: const struct mdoc_node *n;
534:
1.42 schwarze 535: meta = mdoc_meta(mdoc);
1.1 schwarze 536: n = mdoc_node(mdoc);
537:
1.3 schwarze 538: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"",
1.42 schwarze 539: meta->title, meta->msec, meta->date,
540: meta->os, meta->vol);
1.1 schwarze 541:
1.20 schwarze 542: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 543: if (0 == fontqueue.size) {
544: fontqueue.size = 8;
545: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
546: *fontqueue.tail = 'R';
547: }
1.42 schwarze 548: print_node(meta, n);
1.3 schwarze 549: putchar('\n');
1.1 schwarze 550: }
551:
552: static void
553: print_node(DECL_ARGS)
554: {
555: const struct mdoc_node *prev, *sub;
1.5 kristaps 556: const struct manact *act;
1.1 schwarze 557: int cond, do_sub;
1.5 kristaps 558:
559: /*
560: * Break the line if we were parsed subsequent the current node.
561: * This makes the page structure be more consistent.
562: */
1.1 schwarze 563: prev = n->prev ? n->prev : n->parent;
1.27 schwarze 564: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.20 schwarze 565: outflags |= MMAN_nl;
1.1 schwarze 566:
1.5 kristaps 567: act = NULL;
1.1 schwarze 568: cond = 0;
569: do_sub = 1;
1.5 kristaps 570:
1.1 schwarze 571: if (MDOC_TEXT == n->type) {
1.5 kristaps 572: /*
573: * Make sure that we don't happen to start with a
574: * control character at the start of a line.
575: */
1.20 schwarze 576: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 577: '\'' == *n->string)) {
1.37 schwarze 578: print_word("");
579: printf("\\&");
1.20 schwarze 580: outflags &= ~MMAN_spc;
1.3 schwarze 581: }
1.20 schwarze 582: print_word(n->string);
1.1 schwarze 583: } else {
1.5 kristaps 584: /*
585: * Conditionally run the pre-node action handler for a
586: * node.
587: */
1.1 schwarze 588: act = manacts + n->tok;
1.42 schwarze 589: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 590: if (cond && act->pre)
1.42 schwarze 591: do_sub = (*act->pre)(meta, n);
1.1 schwarze 592: }
593:
1.5 kristaps 594: /*
595: * Conditionally run all child nodes.
596: * Note that this iterates over children instead of using
597: * recursion. This prevents unnecessary depth in the stack.
598: */
1.1 schwarze 599: if (do_sub)
600: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 601: print_node(meta, sub);
1.1 schwarze 602:
1.5 kristaps 603: /*
604: * Lastly, conditionally run the post-node handler.
605: */
1.1 schwarze 606: if (cond && act->post)
1.42 schwarze 607: (*act->post)(meta, n);
1.1 schwarze 608: }
609:
610: static int
611: cond_head(DECL_ARGS)
612: {
1.5 kristaps 613:
1.1 schwarze 614: return(MDOC_HEAD == n->type);
615: }
616:
617: static int
618: cond_body(DECL_ARGS)
619: {
1.5 kristaps 620:
1.1 schwarze 621: return(MDOC_BODY == n->type);
622: }
623:
624: static int
625: pre_enc(DECL_ARGS)
626: {
1.5 kristaps 627: const char *prefix;
1.1 schwarze 628:
629: prefix = manacts[n->tok].prefix;
630: if (NULL == prefix)
631: return(1);
1.20 schwarze 632: print_word(prefix);
633: outflags &= ~MMAN_spc;
1.1 schwarze 634: return(1);
635: }
636:
637: static void
638: post_enc(DECL_ARGS)
639: {
640: const char *suffix;
641:
642: suffix = manacts[n->tok].suffix;
643: if (NULL == suffix)
644: return;
1.20 schwarze 645: outflags &= ~MMAN_spc;
646: print_word(suffix);
1.26 schwarze 647: }
648:
649: static void
650: post_font(DECL_ARGS)
651: {
652:
653: font_pop();
1.1 schwarze 654: }
655:
656: static void
657: post_percent(DECL_ARGS)
658: {
659:
1.34 schwarze 660: if (pre_em == manacts[n->tok].pre)
661: font_pop();
662: if (n->next) {
1.20 schwarze 663: print_word(",");
1.34 schwarze 664: if (n->prev && n->prev->tok == n->tok &&
665: n->next->tok == n->tok)
666: print_word("and");
667: } else {
1.20 schwarze 668: print_word(".");
669: outflags |= MMAN_nl;
1.1 schwarze 670: }
671: }
672:
1.34 schwarze 673: static int
674: pre__t(DECL_ARGS)
675: {
676:
677: if (n->parent && MDOC_Rs == n->parent->tok &&
678: n->parent->norm->Rs.quote_T) {
1.37 schwarze 679: print_word("");
680: putchar('\"');
1.34 schwarze 681: outflags &= ~MMAN_spc;
682: } else
683: font_push('I');
684: return(1);
685: }
686:
687: static void
688: post__t(DECL_ARGS)
689: {
690:
691: if (n->parent && MDOC_Rs == n->parent->tok &&
692: n->parent->norm->Rs.quote_T) {
693: outflags &= ~MMAN_spc;
1.37 schwarze 694: print_word("");
695: putchar('\"');
1.34 schwarze 696: } else
697: font_pop();
1.42 schwarze 698: post_percent(meta, n);
1.34 schwarze 699: }
700:
1.5 kristaps 701: /*
702: * Print before a section header.
703: */
1.1 schwarze 704: static int
1.3 schwarze 705: pre_sect(DECL_ARGS)
706: {
707:
708: if (MDOC_HEAD != n->type)
709: return(1);
1.36 schwarze 710: outflags |= MMAN_sp;
711: print_block(manacts[n->tok].prefix, 0);
1.37 schwarze 712: print_word("");
713: putchar('\"');
1.20 schwarze 714: outflags &= ~MMAN_spc;
1.3 schwarze 715: return(1);
716: }
717:
1.5 kristaps 718: /*
719: * Print subsequent a section header.
720: */
1.3 schwarze 721: static void
722: post_sect(DECL_ARGS)
723: {
724:
725: if (MDOC_HEAD != n->type)
726: return;
1.20 schwarze 727: outflags &= ~MMAN_spc;
1.37 schwarze 728: print_word("");
729: putchar('\"');
1.20 schwarze 730: outflags |= MMAN_nl;
1.22 schwarze 731: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
732: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
733: }
734:
1.23 schwarze 735: /* See mdoc_term.c, synopsis_pre() for comments. */
736: static void
737: pre_syn(const struct mdoc_node *n)
738: {
739:
740: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
741: return;
742:
743: if (n->prev->tok == n->tok &&
744: MDOC_Ft != n->tok &&
745: MDOC_Fo != n->tok &&
746: MDOC_Fn != n->tok) {
747: outflags |= MMAN_br;
748: return;
749: }
750:
751: switch (n->prev->tok) {
752: case (MDOC_Fd):
753: /* FALLTHROUGH */
754: case (MDOC_Fn):
755: /* FALLTHROUGH */
756: case (MDOC_Fo):
757: /* FALLTHROUGH */
758: case (MDOC_In):
759: /* FALLTHROUGH */
760: case (MDOC_Vt):
761: outflags |= MMAN_sp;
762: break;
763: case (MDOC_Ft):
764: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
765: outflags |= MMAN_sp;
766: break;
767: }
768: /* FALLTHROUGH */
769: default:
770: outflags |= MMAN_br;
771: break;
772: }
773: }
774:
1.22 schwarze 775: static int
776: pre_an(DECL_ARGS)
777: {
778:
779: switch (n->norm->An.auth) {
780: case (AUTH_split):
781: outflags &= ~MMAN_An_nosplit;
782: outflags |= MMAN_An_split;
783: return(0);
784: case (AUTH_nosplit):
785: outflags &= ~MMAN_An_split;
786: outflags |= MMAN_An_nosplit;
787: return(0);
788: default:
789: if (MMAN_An_split & outflags)
790: outflags |= MMAN_br;
791: else if (SEC_AUTHORS == n->sec &&
792: ! (MMAN_An_nosplit & outflags))
793: outflags |= MMAN_An_split;
794: return(1);
795: }
1.3 schwarze 796: }
797:
798: static int
799: pre_ap(DECL_ARGS)
800: {
801:
1.20 schwarze 802: outflags &= ~MMAN_spc;
803: print_word("'");
804: outflags &= ~MMAN_spc;
1.3 schwarze 805: return(0);
806: }
807:
808: static int
809: pre_bd(DECL_ARGS)
810: {
811:
1.36 schwarze 812: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
813:
814: if (DISP_unfilled == n->norm->Bd.type ||
815: DISP_literal == n->norm->Bd.type)
816: print_line(".nf", 0);
817: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 818: outflags |= MMAN_sp;
1.36 schwarze 819: print_line(".RS", 0);
1.20 schwarze 820: print_offs(n->norm->Bd.offs);
821: outflags |= MMAN_nl;
1.3 schwarze 822: return(1);
823: }
824:
825: static void
826: post_bd(DECL_ARGS)
827: {
1.43 schwarze 828: char buf[24];
1.3 schwarze 829:
1.43 schwarze 830: /* Close out this display. */
1.36 schwarze 831: print_line(".RE", MMAN_nl);
1.3 schwarze 832: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 833: DISP_literal == n->norm->Bd.type)
834: print_line(".fi", MMAN_nl);
1.43 schwarze 835:
836: /*
837: * If we are inside an enclosing list and the current
838: * list item is not yet finished, restore the correct
839: * indentation for what remains of that item.
840: */
841: if (NULL != n->parent->next &&
842: Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
843: print_line(".RS", 0);
844: snprintf(buf, sizeof(buf), "%ldn",
845: Bl_stack[Bl_stack_len - 1]);
846: print_word(buf);
847: /* Remeber to close out this .RS block later. */
848: Bl_stack_post[Bl_stack_len - 1] = 1;
849: }
1.13 schwarze 850: }
851:
852: static int
1.27 schwarze 853: pre_bf(DECL_ARGS)
854: {
855:
856: switch (n->type) {
857: case (MDOC_BLOCK):
858: return(1);
859: case (MDOC_BODY):
860: break;
861: default:
862: return(0);
863: }
864: switch (n->norm->Bf.font) {
865: case (FONT_Em):
866: font_push('I');
867: break;
868: case (FONT_Sy):
869: font_push('B');
870: break;
871: default:
872: font_push('R');
873: break;
874: }
875: return(1);
876: }
877:
878: static void
879: post_bf(DECL_ARGS)
880: {
881:
882: if (MDOC_BODY == n->type)
883: font_pop();
884: }
885:
886: static int
1.13 schwarze 887: pre_bk(DECL_ARGS)
888: {
889:
890: switch (n->type) {
891: case (MDOC_BLOCK):
892: return(1);
893: case (MDOC_BODY):
1.20 schwarze 894: outflags |= MMAN_Bk;
1.13 schwarze 895: return(1);
896: default:
897: return(0);
898: }
899: }
900:
901: static void
902: post_bk(DECL_ARGS)
903: {
904:
905: if (MDOC_BODY == n->type)
1.20 schwarze 906: outflags &= ~MMAN_Bk;
1.3 schwarze 907: }
908:
909: static int
1.30 schwarze 910: pre_bl(DECL_ARGS)
911: {
1.33 schwarze 912: size_t icol;
1.30 schwarze 913:
1.33 schwarze 914: switch (n->norm->Bl.type) {
915: case (LIST_enum):
1.30 schwarze 916: n->norm->Bl.count = 0;
1.33 schwarze 917: return(1);
918: case (LIST_column):
919: break;
920: default:
921: return(1);
922: }
923:
1.36 schwarze 924: print_line(".TS", MMAN_nl);
1.33 schwarze 925: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
926: print_word("l");
927: print_word(".");
1.36 schwarze 928: outflags |= MMAN_nl;
1.30 schwarze 929: return(1);
930: }
931:
932: static void
933: post_bl(DECL_ARGS)
934: {
935:
1.33 schwarze 936: switch (n->norm->Bl.type) {
1.36 schwarze 937: case (LIST_column):
938: print_line(".TE", 0);
939: break;
1.33 schwarze 940: case (LIST_enum):
941: n->norm->Bl.count = 0;
942: break;
943: default:
944: break;
945: }
1.36 schwarze 946: outflags |= MMAN_PP | MMAN_nl;
947: outflags &= ~(MMAN_sp | MMAN_br);
1.30 schwarze 948: }
949:
950: static int
1.3 schwarze 951: pre_br(DECL_ARGS)
952: {
953:
1.21 schwarze 954: outflags |= MMAN_br;
1.3 schwarze 955: return(0);
956: }
957:
958: static int
1.8 schwarze 959: pre_bx(DECL_ARGS)
960: {
961:
962: n = n->child;
963: if (n) {
1.20 schwarze 964: print_word(n->string);
965: outflags &= ~MMAN_spc;
1.8 schwarze 966: n = n->next;
967: }
1.20 schwarze 968: print_word("BSD");
1.8 schwarze 969: if (NULL == n)
970: return(0);
1.20 schwarze 971: outflags &= ~MMAN_spc;
972: print_word("-");
973: outflags &= ~MMAN_spc;
974: print_word(n->string);
1.8 schwarze 975: return(0);
976: }
977:
978: static int
1.1 schwarze 979: pre_dl(DECL_ARGS)
980: {
981:
1.36 schwarze 982: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 983: return(1);
984: }
985:
986: static void
987: post_dl(DECL_ARGS)
988: {
989:
1.36 schwarze 990: print_line(".RE", MMAN_nl);
1.16 schwarze 991: }
992:
993: static int
1.26 schwarze 994: pre_em(DECL_ARGS)
995: {
996:
997: font_push('I');
998: return(1);
1.28 schwarze 999: }
1000:
1001: static void
1002: post_eo(DECL_ARGS)
1003: {
1004:
1005: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1006: outflags &= ~MMAN_spc;
1.26 schwarze 1007: }
1008:
1009: static int
1.17 schwarze 1010: pre_fa(DECL_ARGS)
1011: {
1012:
1013: if (MDOC_Fa == n->tok)
1014: n = n->child;
1015:
1016: while (NULL != n) {
1.26 schwarze 1017: font_push('I');
1.42 schwarze 1018: print_node(meta, n);
1.26 schwarze 1019: font_pop();
1.17 schwarze 1020: if (NULL != (n = n->next))
1.20 schwarze 1021: print_word(",");
1.17 schwarze 1022: }
1023: return(0);
1024: }
1025:
1026: static void
1027: post_fa(DECL_ARGS)
1028: {
1029:
1030: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1031: print_word(",");
1.29 schwarze 1032: }
1033:
1034: static int
1035: pre_fd(DECL_ARGS)
1036: {
1037:
1038: pre_syn(n);
1039: font_push('B');
1040: return(1);
1041: }
1042:
1043: static void
1044: post_fd(DECL_ARGS)
1045: {
1046:
1047: font_pop();
1048: outflags |= MMAN_br;
1.17 schwarze 1049: }
1050:
1051: static int
1.26 schwarze 1052: pre_fl(DECL_ARGS)
1053: {
1054:
1055: font_push('B');
1056: print_word("-");
1057: outflags &= ~MMAN_spc;
1058: return(1);
1059: }
1060:
1061: static void
1062: post_fl(DECL_ARGS)
1063: {
1064:
1065: font_pop();
1.27 schwarze 1066: if (0 == n->nchild && NULL != n->next &&
1067: n->next->line == n->line)
1.26 schwarze 1068: outflags &= ~MMAN_spc;
1069: }
1070:
1071: static int
1.16 schwarze 1072: pre_fn(DECL_ARGS)
1073: {
1074:
1.23 schwarze 1075: pre_syn(n);
1076:
1.16 schwarze 1077: n = n->child;
1078: if (NULL == n)
1079: return(0);
1080:
1.26 schwarze 1081: font_push('B');
1.42 schwarze 1082: print_node(meta, n);
1.26 schwarze 1083: font_pop();
1.20 schwarze 1084: outflags &= ~MMAN_spc;
1.26 schwarze 1085: print_word("(");
1.20 schwarze 1086: outflags &= ~MMAN_spc;
1.35 schwarze 1087:
1088: n = n->next;
1089: if (NULL != n)
1.42 schwarze 1090: pre_fa(meta, n);
1.35 schwarze 1091: return(0);
1.16 schwarze 1092: }
1093:
1094: static void
1095: post_fn(DECL_ARGS)
1096: {
1097:
1.20 schwarze 1098: print_word(")");
1.16 schwarze 1099: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1100: print_word(";");
1.21 schwarze 1101: outflags |= MMAN_br;
1.17 schwarze 1102: }
1103: }
1104:
1105: static int
1106: pre_fo(DECL_ARGS)
1107: {
1108:
1109: switch (n->type) {
1.23 schwarze 1110: case (MDOC_BLOCK):
1111: pre_syn(n);
1112: break;
1.17 schwarze 1113: case (MDOC_HEAD):
1.26 schwarze 1114: font_push('B');
1.17 schwarze 1115: break;
1116: case (MDOC_BODY):
1.20 schwarze 1117: outflags &= ~MMAN_spc;
1118: print_word("(");
1119: outflags &= ~MMAN_spc;
1.17 schwarze 1120: break;
1121: default:
1122: break;
1123: }
1124: return(1);
1125: }
1126:
1127: static void
1128: post_fo(DECL_ARGS)
1129: {
1130:
1131: switch (n->type) {
1132: case (MDOC_HEAD):
1.26 schwarze 1133: font_pop();
1.17 schwarze 1134: break;
1135: case (MDOC_BODY):
1.42 schwarze 1136: post_fn(meta, n);
1.17 schwarze 1137: break;
1138: default:
1139: break;
1.16 schwarze 1140: }
1.15 schwarze 1141: }
1142:
1143: static int
1.23 schwarze 1144: pre_ft(DECL_ARGS)
1145: {
1146:
1147: pre_syn(n);
1.26 schwarze 1148: font_push('I');
1.23 schwarze 1149: return(1);
1150: }
1151:
1152: static int
1.15 schwarze 1153: pre_in(DECL_ARGS)
1154: {
1155:
1156: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1157: pre_syn(n);
1.26 schwarze 1158: font_push('B');
1159: print_word("#include <");
1160: outflags &= ~MMAN_spc;
1161: } else {
1162: print_word("<");
1163: outflags &= ~MMAN_spc;
1164: font_push('I');
1165: }
1.15 schwarze 1166: return(1);
1167: }
1168:
1169: static void
1170: post_in(DECL_ARGS)
1171: {
1172:
1173: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1174: outflags &= ~MMAN_spc;
1175: print_word(">");
1176: font_pop();
1.21 schwarze 1177: outflags |= MMAN_br;
1.26 schwarze 1178: } else {
1179: font_pop();
1180: outflags &= ~MMAN_spc;
1181: print_word(">");
1182: }
1.1 schwarze 1183: }
1184:
1185: static int
1186: pre_it(DECL_ARGS)
1187: {
1188: const struct mdoc_node *bln;
1189:
1.30 schwarze 1190: switch (n->type) {
1191: case (MDOC_HEAD):
1.36 schwarze 1192: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1193: bln = n->parent->parent;
1.36 schwarze 1194: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1195: (NULL == n->parent->prev &&
1196: NULL == bln->parent->prev))
1.36 schwarze 1197: outflags |= MMAN_sp;
1198: outflags &= ~MMAN_br;
1.3 schwarze 1199: switch (bln->norm->Bl.type) {
1.30 schwarze 1200: case (LIST_item):
1201: return(0);
1202: case (LIST_inset):
1203: /* FALLTHROUGH */
1204: case (LIST_diag):
1205: /* FALLTHROUGH */
1206: case (LIST_ohang):
1207: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1208: print_line(".B \"", 0);
1.30 schwarze 1209: else
1.36 schwarze 1210: print_line(".R \"", 0);
1.30 schwarze 1211: outflags &= ~MMAN_spc;
1212: return(1);
1.3 schwarze 1213: case (LIST_bullet):
1.30 schwarze 1214: /* FALLTHROUGH */
1215: case (LIST_dash):
1216: /* FALLTHROUGH */
1217: case (LIST_hyphen):
1.35 schwarze 1218: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1219: TPremain = 0;
1.30 schwarze 1220: outflags |= MMAN_nl;
1221: font_push('B');
1222: if (LIST_bullet == bln->norm->Bl.type)
1223: print_word("o");
1224: else
1225: print_word("-");
1226: font_pop();
1227: break;
1228: case (LIST_enum):
1.35 schwarze 1229: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1230: TPremain = 0;
1.30 schwarze 1231: outflags |= MMAN_nl;
1232: print_count(&bln->norm->Bl.count);
1.3 schwarze 1233: break;
1.31 schwarze 1234: case (LIST_hang):
1.35 schwarze 1235: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1236: TPremain = 0;
1.32 schwarze 1237: break;
1238: case (LIST_tag):
1.37 schwarze 1239: print_width(bln->norm->Bl.width, n->child, 0);
1240: putchar('\n');
1241: outflags &= ~MMAN_spc;
1242: return(1);
1.3 schwarze 1243: default:
1.32 schwarze 1244: return(1);
1.3 schwarze 1245: }
1.20 schwarze 1246: outflags |= MMAN_nl;
1.30 schwarze 1247: default:
1248: break;
1.1 schwarze 1249: }
1250: return(1);
1.30 schwarze 1251: }
1252:
1253: static void
1254: post_it(DECL_ARGS)
1255: {
1256: const struct mdoc_node *bln;
1257:
1.33 schwarze 1258: bln = n->parent->parent;
1259:
1260: switch (n->type) {
1261: case (MDOC_HEAD):
1.30 schwarze 1262: switch (bln->norm->Bl.type) {
1263: case (LIST_diag):
1264: outflags &= ~MMAN_spc;
1265: print_word("\\ ");
1266: break;
1267: case (LIST_ohang):
1268: outflags |= MMAN_br;
1269: break;
1270: default:
1271: break;
1272: }
1.33 schwarze 1273: break;
1274: case (MDOC_BODY):
1.43 schwarze 1275: switch (bln->norm->Bl.type) {
1276: case (LIST_bullet):
1277: /* FALLTHROUGH */
1278: case (LIST_dash):
1279: /* FALLTHROUGH */
1280: case (LIST_hyphen):
1281: /* FALLTHROUGH */
1282: case (LIST_enum):
1283: /* FALLTHROUGH */
1284: case (LIST_hang):
1285: /* FALLTHROUGH */
1286: case (LIST_tag):
1287: assert(Bl_stack_len);
1288: Bl_stack[--Bl_stack_len] = 0;
1289:
1290: /*
1291: * Our indentation had to be restored
1292: * after a child display.
1293: * Close out that indentation block now.
1294: */
1295: if (Bl_stack_post[Bl_stack_len]) {
1296: print_line(".RE", MMAN_nl);
1297: Bl_stack_post[Bl_stack_len] = 0;
1298: }
1299:
1300: /*
1301: * We are inside an enclosing list.
1302: * Restore the indentation of that list.
1303: */
1304: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1])
1305: print_line(".RE", MMAN_nl);
1306: break;
1307: case (LIST_column):
1308: if (NULL != n->next) {
1309: putchar('\t');
1310: outflags &= ~MMAN_spc;
1311: }
1312: break;
1313: default:
1314: break;
1.33 schwarze 1315: }
1316: break;
1317: default:
1318: break;
1.30 schwarze 1319: }
1.14 schwarze 1320: }
1321:
1322: static void
1323: post_lb(DECL_ARGS)
1324: {
1325:
1.21 schwarze 1326: if (SEC_LIBRARY == n->sec)
1327: outflags |= MMAN_br;
1.24 schwarze 1328: }
1329:
1330: static int
1331: pre_lk(DECL_ARGS)
1332: {
1333: const struct mdoc_node *link, *descr;
1334:
1335: if (NULL == (link = n->child))
1336: return(0);
1337:
1338: if (NULL != (descr = link->next)) {
1.26 schwarze 1339: font_push('I');
1.24 schwarze 1340: while (NULL != descr) {
1341: print_word(descr->string);
1342: descr = descr->next;
1343: }
1344: print_word(":");
1.26 schwarze 1345: font_pop();
1.24 schwarze 1346: }
1347:
1.26 schwarze 1348: font_push('B');
1.24 schwarze 1349: print_word(link->string);
1.26 schwarze 1350: font_pop();
1.24 schwarze 1351: return(0);
1.1 schwarze 1352: }
1353:
1354: static int
1.26 schwarze 1355: pre_li(DECL_ARGS)
1356: {
1357:
1358: font_push('R');
1359: return(1);
1360: }
1361:
1362: static int
1.1 schwarze 1363: pre_nm(DECL_ARGS)
1364: {
1.38 schwarze 1365: char *name;
1.1 schwarze 1366:
1.23 schwarze 1367: if (MDOC_BLOCK == n->type)
1368: pre_syn(n);
1.1 schwarze 1369: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1370: return(1);
1.42 schwarze 1371: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1372: if (NULL == name)
1.23 schwarze 1373: return(0);
1.38 schwarze 1374: if (MDOC_HEAD == n->type) {
1375: if (NULL == n->parent->prev)
1376: outflags |= MMAN_sp;
1377: print_block(".HP", 0);
1378: printf(" %ldn", strlen(name) + 1);
1379: outflags |= MMAN_nl;
1380: }
1.26 schwarze 1381: font_push('B');
1.1 schwarze 1382: if (NULL == n->child)
1.42 schwarze 1383: print_word(meta->name);
1.1 schwarze 1384: return(1);
1385: }
1386:
1387: static void
1388: post_nm(DECL_ARGS)
1389: {
1390:
1391: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1392: return;
1.26 schwarze 1393: font_pop();
1.25 schwarze 1394: }
1395:
1396: static int
1397: pre_no(DECL_ARGS)
1398: {
1399:
1400: outflags |= MMAN_spc_force;
1401: return(1);
1.1 schwarze 1402: }
1403:
1404: static int
1405: pre_ns(DECL_ARGS)
1406: {
1407:
1.20 schwarze 1408: outflags &= ~MMAN_spc;
1.1 schwarze 1409: return(0);
1410: }
1411:
1.3 schwarze 1412: static void
1413: post_pf(DECL_ARGS)
1414: {
1415:
1.20 schwarze 1416: outflags &= ~MMAN_spc;
1.3 schwarze 1417: }
1418:
1.1 schwarze 1419: static int
1420: pre_pp(DECL_ARGS)
1421: {
1422:
1.36 schwarze 1423: if (MDOC_It != n->parent->tok)
1424: outflags |= MMAN_PP;
1425: outflags |= MMAN_sp | MMAN_nl;
1426: outflags &= ~MMAN_br;
1.34 schwarze 1427: return(0);
1428: }
1429:
1430: static int
1431: pre_rs(DECL_ARGS)
1432: {
1433:
1434: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1435: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1436: outflags &= ~MMAN_br;
1.34 schwarze 1437: }
1438: return(1);
1.12 schwarze 1439: }
1440:
1441: static int
1442: pre_sm(DECL_ARGS)
1443: {
1444:
1445: assert(n->child && MDOC_TEXT == n->child->type);
1446: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1447: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1448: else
1.20 schwarze 1449: outflags &= ~MMAN_Sm;
1.12 schwarze 1450: return(0);
1.1 schwarze 1451: }
1452:
1453: static int
1.3 schwarze 1454: pre_sp(DECL_ARGS)
1.1 schwarze 1455: {
1456:
1.41 schwarze 1457: if (MMAN_PP & outflags) {
1458: outflags &= ~MMAN_PP;
1.40 schwarze 1459: print_line(".PP", 0);
1.41 schwarze 1460: } else
1.40 schwarze 1461: print_line(".sp", 0);
1.1 schwarze 1462: return(1);
1463: }
1464:
1465: static void
1.3 schwarze 1466: post_sp(DECL_ARGS)
1.1 schwarze 1467: {
1468:
1.20 schwarze 1469: outflags |= MMAN_nl;
1.18 schwarze 1470: }
1471:
1472: static int
1.26 schwarze 1473: pre_sy(DECL_ARGS)
1474: {
1475:
1476: font_push('B');
1477: return(1);
1478: }
1479:
1480: static int
1.18 schwarze 1481: pre_vt(DECL_ARGS)
1482: {
1483:
1484: if (MDOC_SYNPRETTY & n->flags) {
1485: switch (n->type) {
1486: case (MDOC_BLOCK):
1.23 schwarze 1487: pre_syn(n);
1.18 schwarze 1488: return(1);
1489: case (MDOC_BODY):
1490: break;
1491: default:
1492: return(0);
1493: }
1494: }
1.26 schwarze 1495: font_push('I');
1.18 schwarze 1496: return(1);
1497: }
1498:
1499: static void
1500: post_vt(DECL_ARGS)
1501: {
1502:
1.19 schwarze 1503: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1504: return;
1.26 schwarze 1505: font_pop();
1.1 schwarze 1506: }
1507:
1508: static int
1509: pre_xr(DECL_ARGS)
1510: {
1511:
1512: n = n->child;
1513: if (NULL == n)
1514: return(0);
1.42 schwarze 1515: print_node(meta, n);
1.1 schwarze 1516: n = n->next;
1517: if (NULL == n)
1518: return(0);
1.20 schwarze 1519: outflags &= ~MMAN_spc;
1520: print_word("(");
1.42 schwarze 1521: print_node(meta, n);
1.20 schwarze 1522: print_word(")");
1.1 schwarze 1523: return(0);
1.8 schwarze 1524: }
1525:
1526: static int
1527: pre_ux(DECL_ARGS)
1528: {
1529:
1.20 schwarze 1530: print_word(manacts[n->tok].prefix);
1.8 schwarze 1531: if (NULL == n->child)
1532: return(0);
1.20 schwarze 1533: outflags &= ~MMAN_spc;
1534: print_word("\\~");
1535: outflags &= ~MMAN_spc;
1.8 schwarze 1536: return(1);
1.1 schwarze 1537: }
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