Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.46
1.46 ! schwarze 1: /* $Id: mdoc_man.c,v 1.45 2012/11/19 02:14:39 schwarze Exp $ */
1.1 schwarze 2: /*
1.8 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: */
1.9 schwarze 17: #include <assert.h>
1.1 schwarze 18: #include <stdio.h>
19: #include <string.h>
20:
21: #include "mandoc.h"
1.8 schwarze 22: #include "out.h"
1.4 schwarze 23: #include "man.h"
1.1 schwarze 24: #include "mdoc.h"
25: #include "main.h"
26:
1.42 schwarze 27: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 28: const struct mdoc_node *n
1.1 schwarze 29:
30: struct manact {
1.4 schwarze 31: int (*cond)(DECL_ARGS); /* DON'T run actions */
32: int (*pre)(DECL_ARGS); /* pre-node action */
33: void (*post)(DECL_ARGS); /* post-node action */
34: const char *prefix; /* pre-node string constant */
35: const char *suffix; /* post-node string constant */
1.1 schwarze 36: };
37:
1.4 schwarze 38: static int cond_body(DECL_ARGS);
1.1 schwarze 39: static int cond_head(DECL_ARGS);
1.24 schwarze 40: static void font_push(char);
41: static void font_pop(void);
1.46 ! schwarze 42: static void mid_it(void);
1.32 schwarze 43: static void post__t(DECL_ARGS);
1.4 schwarze 44: static void post_bd(DECL_ARGS);
1.25 schwarze 45: static void post_bf(DECL_ARGS);
1.10 schwarze 46: static void post_bk(DECL_ARGS);
1.28 schwarze 47: static void post_bl(DECL_ARGS);
1.4 schwarze 48: static void post_dl(DECL_ARGS);
1.1 schwarze 49: static void post_enc(DECL_ARGS);
1.26 schwarze 50: static void post_eo(DECL_ARGS);
1.14 schwarze 51: static void post_fa(DECL_ARGS);
1.27 schwarze 52: static void post_fd(DECL_ARGS);
1.24 schwarze 53: static void post_fl(DECL_ARGS);
1.13 schwarze 54: static void post_fn(DECL_ARGS);
1.14 schwarze 55: static void post_fo(DECL_ARGS);
1.24 schwarze 56: static void post_font(DECL_ARGS);
1.12 schwarze 57: static void post_in(DECL_ARGS);
1.28 schwarze 58: static void post_it(DECL_ARGS);
1.11 schwarze 59: static void post_lb(DECL_ARGS);
1.4 schwarze 60: static void post_nm(DECL_ARGS);
1.1 schwarze 61: static void post_percent(DECL_ARGS);
1.4 schwarze 62: static void post_pf(DECL_ARGS);
1.3 schwarze 63: static void post_sect(DECL_ARGS);
1.4 schwarze 64: static void post_sp(DECL_ARGS);
1.15 schwarze 65: static void post_vt(DECL_ARGS);
1.32 schwarze 66: static int pre__t(DECL_ARGS);
1.20 schwarze 67: static int pre_an(DECL_ARGS);
1.3 schwarze 68: static int pre_ap(DECL_ARGS);
69: static int pre_bd(DECL_ARGS);
1.25 schwarze 70: static int pre_bf(DECL_ARGS);
1.10 schwarze 71: static int pre_bk(DECL_ARGS);
1.28 schwarze 72: static int pre_bl(DECL_ARGS);
1.3 schwarze 73: static int pre_br(DECL_ARGS);
1.5 schwarze 74: static int pre_bx(DECL_ARGS);
1.1 schwarze 75: static int pre_dl(DECL_ARGS);
1.4 schwarze 76: static int pre_enc(DECL_ARGS);
1.24 schwarze 77: static int pre_em(DECL_ARGS);
1.14 schwarze 78: static int pre_fa(DECL_ARGS);
1.27 schwarze 79: static int pre_fd(DECL_ARGS);
1.24 schwarze 80: static int pre_fl(DECL_ARGS);
1.13 schwarze 81: static int pre_fn(DECL_ARGS);
1.14 schwarze 82: static int pre_fo(DECL_ARGS);
1.21 schwarze 83: static int pre_ft(DECL_ARGS);
1.12 schwarze 84: static int pre_in(DECL_ARGS);
1.1 schwarze 85: static int pre_it(DECL_ARGS);
1.22 schwarze 86: static int pre_lk(DECL_ARGS);
1.24 schwarze 87: static int pre_li(DECL_ARGS);
1.1 schwarze 88: static int pre_nm(DECL_ARGS);
1.23 schwarze 89: static int pre_no(DECL_ARGS);
1.1 schwarze 90: static int pre_ns(DECL_ARGS);
91: static int pre_pp(DECL_ARGS);
1.32 schwarze 92: static int pre_rs(DECL_ARGS);
1.9 schwarze 93: static int pre_sm(DECL_ARGS);
1.3 schwarze 94: static int pre_sp(DECL_ARGS);
1.4 schwarze 95: static int pre_sect(DECL_ARGS);
1.24 schwarze 96: static int pre_sy(DECL_ARGS);
1.21 schwarze 97: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 98: static int pre_vt(DECL_ARGS);
1.5 schwarze 99: static int pre_ux(DECL_ARGS);
1.1 schwarze 100: static int pre_xr(DECL_ARGS);
1.18 schwarze 101: static void print_word(const char *);
1.34 schwarze 102: static void print_line(const char *, int);
103: static void print_block(const char *, int);
1.18 schwarze 104: static void print_offs(const char *);
1.33 schwarze 105: static void print_width(const char *,
106: const struct mdoc_node *, size_t);
1.28 schwarze 107: static void print_count(int *);
1.4 schwarze 108: static void print_node(DECL_ARGS);
1.1 schwarze 109:
1.3 schwarze 110: static const struct manact manacts[MDOC_MAX + 1] = {
111: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
113: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 114: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 115: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
116: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 117: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 119: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 120: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
121: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 122: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 124: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 125: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 126: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 127: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
129: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
132: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 133: { NULL, pre_enc, post_enc, "The \\fB",
134: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
135: }, /* Ex */
1.14 schwarze 136: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 137: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 138: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 139: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 140: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
141: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 142: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 143: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 144: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
145: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
146: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 147: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 148: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 149: { NULL, pre_enc, post_enc, "The \\fB",
150: "\\fP\nfunction returns the value 0 if successful;\n"
151: "otherwise the value -1 is returned and the global\n"
152: "variable \\fIerrno\\fP is set to indicate the error."
153: }, /* Rv */
1.5 schwarze 154: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 156: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 157: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 158: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
159: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
160: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
167: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 169: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 171: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 174: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
176: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 177: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
178: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
179: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
181: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 182: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.26 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
184: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 185: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 186: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 187: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 188: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 189: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 190: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 191: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
192: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 193: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
194: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
196: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 198: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.6 schwarze 199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
200: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
201: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 202: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
204: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 205: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.9 schwarze 206: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 207: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
208: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
209: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 210: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
212: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 213: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
214: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 215: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 217: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
218: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 219: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
220: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
221: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
222: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 223: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 224: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 225: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
228: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
229: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 230: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 231: { NULL, NULL, NULL, NULL, NULL }, /* Es */
232: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 233: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 235: { NULL, pre_br, NULL, NULL, NULL }, /* br */
236: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
238: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 239: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 240: };
241:
1.18 schwarze 242: static int outflags;
1.34 schwarze 243: #define MMAN_spc (1 << 0) /* blank character before next word */
244: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
245: #define MMAN_nl (1 << 2) /* break man(7) code line */
246: #define MMAN_br (1 << 3) /* break output line */
247: #define MMAN_sp (1 << 4) /* insert a blank output line */
248: #define MMAN_PP (1 << 5) /* reset indentation etc. */
249: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
250: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 251: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
252: #define MMAN_An_split (1 << 9) /* author mode is "split" */
253: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
254: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.18 schwarze 255:
1.43 schwarze 256: #define BL_STACK_MAX 32
257:
258: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
259: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
260: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 261: static int TPremain; /* characters before tag is full */
262:
1.24 schwarze 263: static struct {
264: char *head;
265: char *tail;
266: size_t size;
267: } fontqueue;
268:
269: static void
270: font_push(char newfont)
271: {
272:
273: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
274: fontqueue.size += 8;
275: fontqueue.head = mandoc_realloc(fontqueue.head,
276: fontqueue.size);
277: }
278: *fontqueue.tail = newfont;
1.35 schwarze 279: print_word("");
280: printf("\\f");
1.24 schwarze 281: putchar(newfont);
282: outflags &= ~MMAN_spc;
283: }
284:
285: static void
286: font_pop(void)
287: {
288:
289: if (fontqueue.tail > fontqueue.head)
290: fontqueue.tail--;
291: outflags &= ~MMAN_spc;
1.35 schwarze 292: print_word("");
293: printf("\\f");
1.24 schwarze 294: putchar(*fontqueue.tail);
295: }
296:
1.1 schwarze 297: static void
1.18 schwarze 298: print_word(const char *s)
1.1 schwarze 299: {
1.4 schwarze 300:
1.34 schwarze 301: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 302: /*
303: * If we need a newline, print it now and start afresh.
304: */
1.34 schwarze 305: if (MMAN_PP & outflags) {
1.44 schwarze 306: if (MMAN_sp & outflags) {
307: if (MMAN_PD & outflags) {
308: printf("\n.PD");
309: outflags &= ~MMAN_PD;
310: }
311: } else if ( ! (MMAN_PD & outflags)) {
312: printf("\n.PD 0");
313: outflags |= MMAN_PD;
314: }
1.34 schwarze 315: printf("\n.PP\n");
316: } else if (MMAN_sp & outflags)
1.19 schwarze 317: printf("\n.sp\n");
318: else if (MMAN_br & outflags)
319: printf("\n.br\n");
320: else if (MMAN_nl & outflags)
321: putchar('\n');
1.34 schwarze 322: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 323: if (1 == TPremain)
324: printf(".br\n");
325: TPremain = 0;
326: } else if (MMAN_spc & outflags) {
1.4 schwarze 327: /*
1.23 schwarze 328: * If we need a space, only print it if
329: * (1) it is forced by `No' or
330: * (2) what follows is not terminating punctuation or
331: * (3) what follows is longer than one character.
1.4 schwarze 332: */
1.35 schwarze 333: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 334: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 335: if (MMAN_Bk & outflags &&
336: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 337: putchar('\\');
1.39 millert 338: putchar(' ');
1.35 schwarze 339: if (TPremain)
340: TPremain--;
1.10 schwarze 341: }
1.35 schwarze 342: }
1.4 schwarze 343:
344: /*
345: * Reassign needing space if we're not following opening
346: * punctuation.
347: */
1.35 schwarze 348: if (MMAN_Sm & outflags && ('\0' == s[0] ||
349: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 350: outflags |= MMAN_spc;
351: else
352: outflags &= ~MMAN_spc;
1.45 schwarze 353: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 354:
1.1 schwarze 355: for ( ; *s; s++) {
356: switch (*s) {
357: case (ASCII_NBRSP):
1.39 millert 358: printf("\\ ");
1.1 schwarze 359: break;
360: case (ASCII_HYPH):
361: putchar('-');
362: break;
363: default:
1.4 schwarze 364: putchar((unsigned char)*s);
1.1 schwarze 365: break;
366: }
1.35 schwarze 367: if (TPremain)
368: TPremain--;
1.1 schwarze 369: }
370: }
371:
1.8 schwarze 372: static void
1.34 schwarze 373: print_line(const char *s, int newflags)
374: {
375:
376: outflags &= ~MMAN_br;
377: outflags |= MMAN_nl;
378: print_word(s);
379: outflags |= newflags;
380: }
381:
382: static void
383: print_block(const char *s, int newflags)
384: {
385:
386: outflags &= ~MMAN_PP;
1.44 schwarze 387: if (MMAN_sp & outflags) {
1.34 schwarze 388: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 389: if (MMAN_PD & outflags) {
390: print_line(".PD", 0);
391: outflags &= ~MMAN_PD;
392: }
1.45 schwarze 393: } else if (! (MMAN_PD & outflags))
394: print_line(".PD 0", MMAN_PD);
1.34 schwarze 395: outflags |= MMAN_nl;
396: print_word(s);
1.45 schwarze 397: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 398: }
399:
400: static void
1.18 schwarze 401: print_offs(const char *v)
1.8 schwarze 402: {
403: char buf[24];
404: struct roffsu su;
405: size_t sz;
406:
1.43 schwarze 407: /* Convert v into a number (of characters). */
1.8 schwarze 408: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
409: sz = 0;
410: else if (0 == strcmp(v, "indent"))
411: sz = 6;
412: else if (0 == strcmp(v, "indent-two"))
413: sz = 12;
414: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 415: if (SCALE_EN == su.unit)
416: sz = su.scale;
417: else {
418: /*
419: * XXX
420: * If we are inside an enclosing list,
421: * there is no easy way to add the two
422: * indentations because they are provided
423: * in terms of different units.
424: */
425: print_word(v);
426: return;
427: }
1.8 schwarze 428: } else
429: sz = strlen(v);
430:
1.43 schwarze 431: /*
432: * We are inside an enclosing list.
433: * Add the two indentations.
434: */
435: if (Bl_stack_len)
436: sz += Bl_stack[Bl_stack_len - 1];
437:
1.8 schwarze 438: snprintf(buf, sizeof(buf), "%ldn", sz);
1.18 schwarze 439: print_word(buf);
1.8 schwarze 440: }
441:
1.46 ! schwarze 442: /*
! 443: * Set up the indentation for a list item; used from pre_it().
! 444: */
1.1 schwarze 445: void
1.33 schwarze 446: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 447: {
448: char buf[24];
449: struct roffsu su;
1.29 schwarze 450: size_t sz, chsz;
1.35 schwarze 451: int numeric, remain;
1.29 schwarze 452:
1.35 schwarze 453: numeric = 1;
454: remain = 0;
1.43 schwarze 455:
456: /* Convert v into a number (of characters). */
1.33 schwarze 457: if (NULL == v)
458: sz = defsz;
459: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 460: if (SCALE_EN == su.unit)
461: sz = su.scale;
462: else {
1.35 schwarze 463: sz = 0;
464: numeric = 0;
1.28 schwarze 465: }
466: } else
467: sz = strlen(v);
468:
1.35 schwarze 469: /* XXX Rough estimation, might have multiple parts. */
470: chsz = (NULL != child && MDOC_TEXT == child->type) ?
471: strlen(child->string) : 0;
472:
1.46 ! schwarze 473: /* Maybe we are inside an enclosing list? */
! 474: mid_it();
1.43 schwarze 475:
476: /*
477: * Save our own indentation,
478: * such that child lists can use it.
479: */
480: Bl_stack[Bl_stack_len++] = sz + 2;
481:
482: /* Set up the current list. */
1.35 schwarze 483: if (defsz && chsz > sz)
1.34 schwarze 484: print_block(".HP", 0);
1.35 schwarze 485: else {
1.34 schwarze 486: print_block(".TP", 0);
1.35 schwarze 487: remain = sz + 2;
488: }
489: if (numeric) {
490: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
491: print_word(buf);
492: } else
493: print_word(v);
494: TPremain = remain;
1.28 schwarze 495: }
496:
497: void
498: print_count(int *count)
499: {
500: char buf[12];
501:
502: snprintf(buf, sizeof(buf), "%d.", ++*count);
503: print_word(buf);
504: }
505:
506: void
1.4 schwarze 507: man_man(void *arg, const struct man *man)
508: {
509:
510: /*
511: * Dump the keep buffer.
512: * We're guaranteed by now that this exists (is non-NULL).
513: * Flush stdout afterward, just in case.
514: */
515: fputs(mparse_getkeep(man_mparse(man)), stdout);
516: fflush(stdout);
517: }
518:
519: void
1.1 schwarze 520: man_mdoc(void *arg, const struct mdoc *mdoc)
521: {
1.42 schwarze 522: const struct mdoc_meta *meta;
1.1 schwarze 523: const struct mdoc_node *n;
524:
1.42 schwarze 525: meta = mdoc_meta(mdoc);
1.1 schwarze 526: n = mdoc_node(mdoc);
527:
1.41 millert 528: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 529: meta->title, meta->msec, meta->date,
530: meta->os, meta->vol);
1.41 millert 531:
532: /* Disable hyphenation and if nroff, disable justification. */
533: printf(".nh\n.if n .ad l");
1.1 schwarze 534:
1.18 schwarze 535: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 536: if (0 == fontqueue.size) {
537: fontqueue.size = 8;
538: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
539: *fontqueue.tail = 'R';
540: }
1.42 schwarze 541: print_node(meta, n);
1.3 schwarze 542: putchar('\n');
1.1 schwarze 543: }
544:
545: static void
546: print_node(DECL_ARGS)
547: {
548: const struct mdoc_node *prev, *sub;
1.4 schwarze 549: const struct manact *act;
1.1 schwarze 550: int cond, do_sub;
1.45 schwarze 551:
1.4 schwarze 552: /*
553: * Break the line if we were parsed subsequent the current node.
554: * This makes the page structure be more consistent.
555: */
1.1 schwarze 556: prev = n->prev ? n->prev : n->parent;
1.25 schwarze 557: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.18 schwarze 558: outflags |= MMAN_nl;
1.1 schwarze 559:
1.4 schwarze 560: act = NULL;
1.1 schwarze 561: cond = 0;
562: do_sub = 1;
1.4 schwarze 563:
1.1 schwarze 564: if (MDOC_TEXT == n->type) {
1.4 schwarze 565: /*
566: * Make sure that we don't happen to start with a
567: * control character at the start of a line.
568: */
1.18 schwarze 569: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 570: '\'' == *n->string)) {
1.35 schwarze 571: print_word("");
572: printf("\\&");
1.18 schwarze 573: outflags &= ~MMAN_spc;
1.3 schwarze 574: }
1.18 schwarze 575: print_word(n->string);
1.1 schwarze 576: } else {
1.4 schwarze 577: /*
578: * Conditionally run the pre-node action handler for a
579: * node.
580: */
1.1 schwarze 581: act = manacts + n->tok;
1.42 schwarze 582: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 583: if (cond && act->pre)
1.42 schwarze 584: do_sub = (*act->pre)(meta, n);
1.1 schwarze 585: }
586:
1.4 schwarze 587: /*
588: * Conditionally run all child nodes.
589: * Note that this iterates over children instead of using
590: * recursion. This prevents unnecessary depth in the stack.
591: */
1.1 schwarze 592: if (do_sub)
593: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 594: print_node(meta, sub);
1.1 schwarze 595:
1.4 schwarze 596: /*
597: * Lastly, conditionally run the post-node handler.
598: */
1.1 schwarze 599: if (cond && act->post)
1.42 schwarze 600: (*act->post)(meta, n);
1.1 schwarze 601: }
602:
603: static int
604: cond_head(DECL_ARGS)
605: {
1.4 schwarze 606:
1.1 schwarze 607: return(MDOC_HEAD == n->type);
608: }
609:
610: static int
611: cond_body(DECL_ARGS)
612: {
1.4 schwarze 613:
1.1 schwarze 614: return(MDOC_BODY == n->type);
615: }
616:
617: static int
618: pre_enc(DECL_ARGS)
619: {
1.4 schwarze 620: const char *prefix;
1.1 schwarze 621:
622: prefix = manacts[n->tok].prefix;
623: if (NULL == prefix)
624: return(1);
1.18 schwarze 625: print_word(prefix);
626: outflags &= ~MMAN_spc;
1.1 schwarze 627: return(1);
628: }
629:
630: static void
631: post_enc(DECL_ARGS)
632: {
633: const char *suffix;
634:
635: suffix = manacts[n->tok].suffix;
636: if (NULL == suffix)
637: return;
1.18 schwarze 638: outflags &= ~MMAN_spc;
639: print_word(suffix);
1.24 schwarze 640: }
641:
642: static void
643: post_font(DECL_ARGS)
644: {
645:
646: font_pop();
1.1 schwarze 647: }
648:
649: static void
650: post_percent(DECL_ARGS)
651: {
652:
1.32 schwarze 653: if (pre_em == manacts[n->tok].pre)
654: font_pop();
655: if (n->next) {
1.18 schwarze 656: print_word(",");
1.32 schwarze 657: if (n->prev && n->prev->tok == n->tok &&
658: n->next->tok == n->tok)
659: print_word("and");
660: } else {
1.18 schwarze 661: print_word(".");
662: outflags |= MMAN_nl;
1.1 schwarze 663: }
664: }
665:
1.32 schwarze 666: static int
667: pre__t(DECL_ARGS)
668: {
669:
670: if (n->parent && MDOC_Rs == n->parent->tok &&
671: n->parent->norm->Rs.quote_T) {
1.35 schwarze 672: print_word("");
673: putchar('\"');
1.32 schwarze 674: outflags &= ~MMAN_spc;
675: } else
676: font_push('I');
677: return(1);
678: }
679:
680: static void
681: post__t(DECL_ARGS)
682: {
683:
684: if (n->parent && MDOC_Rs == n->parent->tok &&
685: n->parent->norm->Rs.quote_T) {
686: outflags &= ~MMAN_spc;
1.35 schwarze 687: print_word("");
688: putchar('\"');
1.32 schwarze 689: } else
690: font_pop();
1.42 schwarze 691: post_percent(meta, n);
1.32 schwarze 692: }
693:
1.4 schwarze 694: /*
695: * Print before a section header.
696: */
1.1 schwarze 697: static int
1.3 schwarze 698: pre_sect(DECL_ARGS)
699: {
700:
1.45 schwarze 701: switch (n->type) {
702: case (MDOC_HEAD):
703: outflags |= MMAN_sp;
704: print_block(manacts[n->tok].prefix, 0);
705: print_word("");
706: putchar('\"');
707: outflags &= ~MMAN_spc;
708: break;
709: case (MDOC_BODY):
710: if (MDOC_Sh == n->tok) {
711: if (MDOC_SYNPRETTY & n->flags)
712: outflags |= MMAN_Bk;
713: else
714: outflags &= ~MMAN_Bk;
715: }
716: break;
717: default:
718: break;
719: }
1.3 schwarze 720: return(1);
721: }
722:
1.4 schwarze 723: /*
724: * Print subsequent a section header.
725: */
1.3 schwarze 726: static void
727: post_sect(DECL_ARGS)
728: {
729:
730: if (MDOC_HEAD != n->type)
731: return;
1.18 schwarze 732: outflags &= ~MMAN_spc;
1.35 schwarze 733: print_word("");
734: putchar('\"');
1.18 schwarze 735: outflags |= MMAN_nl;
1.20 schwarze 736: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
737: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
738: }
739:
1.21 schwarze 740: /* See mdoc_term.c, synopsis_pre() for comments. */
741: static void
742: pre_syn(const struct mdoc_node *n)
743: {
744:
745: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
746: return;
747:
748: if (n->prev->tok == n->tok &&
749: MDOC_Ft != n->tok &&
750: MDOC_Fo != n->tok &&
751: MDOC_Fn != n->tok) {
752: outflags |= MMAN_br;
753: return;
754: }
755:
756: switch (n->prev->tok) {
757: case (MDOC_Fd):
758: /* FALLTHROUGH */
759: case (MDOC_Fn):
760: /* FALLTHROUGH */
761: case (MDOC_Fo):
762: /* FALLTHROUGH */
763: case (MDOC_In):
764: /* FALLTHROUGH */
765: case (MDOC_Vt):
766: outflags |= MMAN_sp;
767: break;
768: case (MDOC_Ft):
769: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
770: outflags |= MMAN_sp;
771: break;
772: }
773: /* FALLTHROUGH */
774: default:
775: outflags |= MMAN_br;
776: break;
777: }
778: }
779:
1.20 schwarze 780: static int
781: pre_an(DECL_ARGS)
782: {
783:
784: switch (n->norm->An.auth) {
785: case (AUTH_split):
786: outflags &= ~MMAN_An_nosplit;
787: outflags |= MMAN_An_split;
788: return(0);
789: case (AUTH_nosplit):
790: outflags &= ~MMAN_An_split;
791: outflags |= MMAN_An_nosplit;
792: return(0);
793: default:
794: if (MMAN_An_split & outflags)
795: outflags |= MMAN_br;
796: else if (SEC_AUTHORS == n->sec &&
797: ! (MMAN_An_nosplit & outflags))
798: outflags |= MMAN_An_split;
799: return(1);
800: }
1.3 schwarze 801: }
802:
803: static int
804: pre_ap(DECL_ARGS)
805: {
806:
1.18 schwarze 807: outflags &= ~MMAN_spc;
808: print_word("'");
809: outflags &= ~MMAN_spc;
1.3 schwarze 810: return(0);
811: }
812:
813: static int
814: pre_bd(DECL_ARGS)
815: {
816:
1.34 schwarze 817: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
818:
819: if (DISP_unfilled == n->norm->Bd.type ||
820: DISP_literal == n->norm->Bd.type)
821: print_line(".nf", 0);
822: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 823: outflags |= MMAN_sp;
1.45 schwarze 824: print_line(".RS", MMAN_Bk_susp);
1.18 schwarze 825: print_offs(n->norm->Bd.offs);
826: outflags |= MMAN_nl;
1.3 schwarze 827: return(1);
828: }
829:
830: static void
831: post_bd(DECL_ARGS)
832: {
833:
1.43 schwarze 834: /* Close out this display. */
1.34 schwarze 835: print_line(".RE", MMAN_nl);
1.3 schwarze 836: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 837: DISP_literal == n->norm->Bd.type)
838: print_line(".fi", MMAN_nl);
1.43 schwarze 839:
1.46 ! schwarze 840: /* Maybe we are inside an enclosing list? */
! 841: if (NULL != n->parent->next)
! 842: mid_it();
1.10 schwarze 843: }
844:
845: static int
1.25 schwarze 846: pre_bf(DECL_ARGS)
847: {
848:
849: switch (n->type) {
850: case (MDOC_BLOCK):
851: return(1);
852: case (MDOC_BODY):
853: break;
854: default:
855: return(0);
856: }
857: switch (n->norm->Bf.font) {
858: case (FONT_Em):
859: font_push('I');
860: break;
861: case (FONT_Sy):
862: font_push('B');
863: break;
864: default:
865: font_push('R');
866: break;
867: }
868: return(1);
869: }
870:
871: static void
872: post_bf(DECL_ARGS)
873: {
874:
875: if (MDOC_BODY == n->type)
876: font_pop();
877: }
878:
879: static int
1.10 schwarze 880: pre_bk(DECL_ARGS)
881: {
882:
883: switch (n->type) {
884: case (MDOC_BLOCK):
885: return(1);
886: case (MDOC_BODY):
1.18 schwarze 887: outflags |= MMAN_Bk;
1.10 schwarze 888: return(1);
889: default:
890: return(0);
891: }
892: }
893:
894: static void
895: post_bk(DECL_ARGS)
896: {
897:
898: if (MDOC_BODY == n->type)
1.18 schwarze 899: outflags &= ~MMAN_Bk;
1.3 schwarze 900: }
901:
902: static int
1.28 schwarze 903: pre_bl(DECL_ARGS)
904: {
1.31 schwarze 905: size_t icol;
1.28 schwarze 906:
1.31 schwarze 907: switch (n->norm->Bl.type) {
908: case (LIST_enum):
1.28 schwarze 909: n->norm->Bl.count = 0;
1.31 schwarze 910: return(1);
911: case (LIST_column):
912: break;
913: default:
914: return(1);
915: }
916:
1.34 schwarze 917: print_line(".TS", MMAN_nl);
1.31 schwarze 918: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
919: print_word("l");
920: print_word(".");
1.34 schwarze 921: outflags |= MMAN_nl;
1.28 schwarze 922: return(1);
923: }
924:
925: static void
926: post_bl(DECL_ARGS)
927: {
928:
1.31 schwarze 929: switch (n->norm->Bl.type) {
1.34 schwarze 930: case (LIST_column):
931: print_line(".TE", 0);
932: break;
1.31 schwarze 933: case (LIST_enum):
934: n->norm->Bl.count = 0;
935: break;
936: default:
937: break;
938: }
1.34 schwarze 939: outflags |= MMAN_PP | MMAN_nl;
940: outflags &= ~(MMAN_sp | MMAN_br);
1.46 ! schwarze 941:
! 942: /* Maybe we are inside an enclosing list? */
! 943: if (NULL != n->parent->next)
! 944: mid_it();
! 945:
1.28 schwarze 946: }
947:
948: static int
1.3 schwarze 949: pre_br(DECL_ARGS)
950: {
951:
1.19 schwarze 952: outflags |= MMAN_br;
1.3 schwarze 953: return(0);
954: }
955:
956: static int
1.5 schwarze 957: pre_bx(DECL_ARGS)
958: {
959:
960: n = n->child;
961: if (n) {
1.18 schwarze 962: print_word(n->string);
963: outflags &= ~MMAN_spc;
1.5 schwarze 964: n = n->next;
965: }
1.18 schwarze 966: print_word("BSD");
1.5 schwarze 967: if (NULL == n)
968: return(0);
1.18 schwarze 969: outflags &= ~MMAN_spc;
970: print_word("-");
971: outflags &= ~MMAN_spc;
972: print_word(n->string);
1.5 schwarze 973: return(0);
974: }
975:
976: static int
1.1 schwarze 977: pre_dl(DECL_ARGS)
978: {
979:
1.46 ! schwarze 980: print_line(".RS", MMAN_Bk_susp);
! 981: print_offs("6n");
! 982: outflags |= MMAN_nl;
1.1 schwarze 983: return(1);
984: }
985:
986: static void
987: post_dl(DECL_ARGS)
988: {
989:
1.34 schwarze 990: print_line(".RE", MMAN_nl);
1.46 ! schwarze 991:
! 992: /* Maybe we are inside an enclosing list? */
! 993: if (NULL != n->parent->next)
! 994: mid_it();
1.13 schwarze 995: }
996:
997: static int
1.24 schwarze 998: pre_em(DECL_ARGS)
999: {
1000:
1001: font_push('I');
1002: return(1);
1.26 schwarze 1003: }
1004:
1005: static void
1006: post_eo(DECL_ARGS)
1007: {
1008:
1009: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1010: outflags &= ~MMAN_spc;
1.24 schwarze 1011: }
1012:
1013: static int
1.14 schwarze 1014: pre_fa(DECL_ARGS)
1015: {
1016:
1017: if (MDOC_Fa == n->tok)
1018: n = n->child;
1019:
1020: while (NULL != n) {
1.24 schwarze 1021: font_push('I');
1.42 schwarze 1022: print_node(meta, n);
1.24 schwarze 1023: font_pop();
1.14 schwarze 1024: if (NULL != (n = n->next))
1.18 schwarze 1025: print_word(",");
1.14 schwarze 1026: }
1027: return(0);
1028: }
1029:
1030: static void
1031: post_fa(DECL_ARGS)
1032: {
1033:
1034: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1035: print_word(",");
1.27 schwarze 1036: }
1037:
1038: static int
1039: pre_fd(DECL_ARGS)
1040: {
1041:
1042: pre_syn(n);
1043: font_push('B');
1044: return(1);
1045: }
1046:
1047: static void
1048: post_fd(DECL_ARGS)
1049: {
1050:
1051: font_pop();
1052: outflags |= MMAN_br;
1.14 schwarze 1053: }
1054:
1055: static int
1.24 schwarze 1056: pre_fl(DECL_ARGS)
1057: {
1058:
1059: font_push('B');
1.40 millert 1060: print_word("\\-");
1.24 schwarze 1061: outflags &= ~MMAN_spc;
1062: return(1);
1063: }
1064:
1065: static void
1066: post_fl(DECL_ARGS)
1067: {
1068:
1069: font_pop();
1.25 schwarze 1070: if (0 == n->nchild && NULL != n->next &&
1071: n->next->line == n->line)
1.24 schwarze 1072: outflags &= ~MMAN_spc;
1073: }
1074:
1075: static int
1.13 schwarze 1076: pre_fn(DECL_ARGS)
1077: {
1078:
1.21 schwarze 1079: pre_syn(n);
1080:
1.13 schwarze 1081: n = n->child;
1082: if (NULL == n)
1083: return(0);
1084:
1.24 schwarze 1085: font_push('B');
1.42 schwarze 1086: print_node(meta, n);
1.24 schwarze 1087: font_pop();
1.18 schwarze 1088: outflags &= ~MMAN_spc;
1.24 schwarze 1089: print_word("(");
1.18 schwarze 1090: outflags &= ~MMAN_spc;
1.33 schwarze 1091:
1092: n = n->next;
1093: if (NULL != n)
1.42 schwarze 1094: pre_fa(meta, n);
1.33 schwarze 1095: return(0);
1.13 schwarze 1096: }
1097:
1098: static void
1099: post_fn(DECL_ARGS)
1100: {
1101:
1.18 schwarze 1102: print_word(")");
1.13 schwarze 1103: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1104: print_word(";");
1.19 schwarze 1105: outflags |= MMAN_br;
1.14 schwarze 1106: }
1107: }
1108:
1109: static int
1110: pre_fo(DECL_ARGS)
1111: {
1112:
1113: switch (n->type) {
1.21 schwarze 1114: case (MDOC_BLOCK):
1115: pre_syn(n);
1116: break;
1.14 schwarze 1117: case (MDOC_HEAD):
1.24 schwarze 1118: font_push('B');
1.14 schwarze 1119: break;
1120: case (MDOC_BODY):
1.18 schwarze 1121: outflags &= ~MMAN_spc;
1122: print_word("(");
1123: outflags &= ~MMAN_spc;
1.14 schwarze 1124: break;
1125: default:
1126: break;
1127: }
1128: return(1);
1129: }
1130:
1131: static void
1132: post_fo(DECL_ARGS)
1133: {
1134:
1135: switch (n->type) {
1136: case (MDOC_HEAD):
1.24 schwarze 1137: font_pop();
1.14 schwarze 1138: break;
1139: case (MDOC_BODY):
1.42 schwarze 1140: post_fn(meta, n);
1.14 schwarze 1141: break;
1142: default:
1143: break;
1.13 schwarze 1144: }
1.12 schwarze 1145: }
1146:
1147: static int
1.21 schwarze 1148: pre_ft(DECL_ARGS)
1149: {
1150:
1151: pre_syn(n);
1.24 schwarze 1152: font_push('I');
1.21 schwarze 1153: return(1);
1154: }
1155:
1156: static int
1.12 schwarze 1157: pre_in(DECL_ARGS)
1158: {
1159:
1160: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1161: pre_syn(n);
1.24 schwarze 1162: font_push('B');
1163: print_word("#include <");
1164: outflags &= ~MMAN_spc;
1165: } else {
1166: print_word("<");
1167: outflags &= ~MMAN_spc;
1168: font_push('I');
1169: }
1.12 schwarze 1170: return(1);
1171: }
1172:
1173: static void
1174: post_in(DECL_ARGS)
1175: {
1176:
1177: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1178: outflags &= ~MMAN_spc;
1179: print_word(">");
1180: font_pop();
1.19 schwarze 1181: outflags |= MMAN_br;
1.24 schwarze 1182: } else {
1183: font_pop();
1184: outflags &= ~MMAN_spc;
1185: print_word(">");
1186: }
1.1 schwarze 1187: }
1188:
1189: static int
1190: pre_it(DECL_ARGS)
1191: {
1192: const struct mdoc_node *bln;
1193:
1.28 schwarze 1194: switch (n->type) {
1195: case (MDOC_HEAD):
1.34 schwarze 1196: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1197: bln = n->parent->parent;
1.34 schwarze 1198: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1199: (NULL == n->parent->prev &&
1200: NULL == bln->parent->prev))
1.34 schwarze 1201: outflags |= MMAN_sp;
1202: outflags &= ~MMAN_br;
1.3 schwarze 1203: switch (bln->norm->Bl.type) {
1.28 schwarze 1204: case (LIST_item):
1205: return(0);
1206: case (LIST_inset):
1207: /* FALLTHROUGH */
1208: case (LIST_diag):
1209: /* FALLTHROUGH */
1210: case (LIST_ohang):
1211: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1212: print_line(".B \"", 0);
1.28 schwarze 1213: else
1.34 schwarze 1214: print_line(".R \"", 0);
1.28 schwarze 1215: outflags &= ~MMAN_spc;
1216: return(1);
1.3 schwarze 1217: case (LIST_bullet):
1.28 schwarze 1218: /* FALLTHROUGH */
1219: case (LIST_dash):
1220: /* FALLTHROUGH */
1221: case (LIST_hyphen):
1.33 schwarze 1222: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1223: TPremain = 0;
1.28 schwarze 1224: outflags |= MMAN_nl;
1225: font_push('B');
1226: if (LIST_bullet == bln->norm->Bl.type)
1227: print_word("o");
1228: else
1229: print_word("-");
1230: font_pop();
1231: break;
1232: case (LIST_enum):
1.33 schwarze 1233: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1234: TPremain = 0;
1.28 schwarze 1235: outflags |= MMAN_nl;
1236: print_count(&bln->norm->Bl.count);
1.3 schwarze 1237: break;
1.29 schwarze 1238: case (LIST_hang):
1.33 schwarze 1239: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1240: TPremain = 0;
1.30 schwarze 1241: break;
1242: case (LIST_tag):
1.35 schwarze 1243: print_width(bln->norm->Bl.width, n->child, 0);
1244: putchar('\n');
1245: outflags &= ~MMAN_spc;
1246: return(1);
1.3 schwarze 1247: default:
1.30 schwarze 1248: return(1);
1.3 schwarze 1249: }
1.18 schwarze 1250: outflags |= MMAN_nl;
1.28 schwarze 1251: default:
1252: break;
1.1 schwarze 1253: }
1254: return(1);
1.28 schwarze 1255: }
1256:
1.46 ! schwarze 1257: /*
! 1258: * This function is called after closing out an indented block.
! 1259: * If we are inside an enclosing list, restore its indentation.
! 1260: */
! 1261: static void
! 1262: mid_it(void)
! 1263: {
! 1264: char buf[24];
! 1265:
! 1266: /* Nothing to do outside a list. */
! 1267: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
! 1268: return;
! 1269:
! 1270: /* The indentation has already been set up. */
! 1271: if (Bl_stack_post[Bl_stack_len - 1])
! 1272: return;
! 1273:
! 1274: /* Restore the indentation of the enclosing list. */
! 1275: print_line(".RS", MMAN_Bk_susp);
! 1276: snprintf(buf, sizeof(buf), "%ldn", Bl_stack[Bl_stack_len - 1]);
! 1277: print_word(buf);
! 1278:
! 1279: /* Remeber to close out this .RS block later. */
! 1280: Bl_stack_post[Bl_stack_len - 1] = 1;
! 1281: }
! 1282:
1.28 schwarze 1283: static void
1284: post_it(DECL_ARGS)
1285: {
1286: const struct mdoc_node *bln;
1287:
1.31 schwarze 1288: bln = n->parent->parent;
1289:
1290: switch (n->type) {
1291: case (MDOC_HEAD):
1.28 schwarze 1292: switch (bln->norm->Bl.type) {
1293: case (LIST_diag):
1294: outflags &= ~MMAN_spc;
1295: print_word("\\ ");
1296: break;
1297: case (LIST_ohang):
1298: outflags |= MMAN_br;
1299: break;
1300: default:
1301: break;
1302: }
1.31 schwarze 1303: break;
1304: case (MDOC_BODY):
1.43 schwarze 1305: switch (bln->norm->Bl.type) {
1306: case (LIST_bullet):
1307: /* FALLTHROUGH */
1308: case (LIST_dash):
1309: /* FALLTHROUGH */
1310: case (LIST_hyphen):
1311: /* FALLTHROUGH */
1312: case (LIST_enum):
1313: /* FALLTHROUGH */
1314: case (LIST_hang):
1315: /* FALLTHROUGH */
1316: case (LIST_tag):
1317: assert(Bl_stack_len);
1318: Bl_stack[--Bl_stack_len] = 0;
1319:
1320: /*
1321: * Our indentation had to be restored
1.46 ! schwarze 1322: * after a child display or child list.
1.43 schwarze 1323: * Close out that indentation block now.
1324: */
1325: if (Bl_stack_post[Bl_stack_len]) {
1326: print_line(".RE", MMAN_nl);
1327: Bl_stack_post[Bl_stack_len] = 0;
1328: }
1329: break;
1330: case (LIST_column):
1331: if (NULL != n->next) {
1332: putchar('\t');
1333: outflags &= ~MMAN_spc;
1334: }
1335: break;
1336: default:
1337: break;
1.31 schwarze 1338: }
1339: break;
1340: default:
1341: break;
1.28 schwarze 1342: }
1.11 schwarze 1343: }
1344:
1345: static void
1346: post_lb(DECL_ARGS)
1347: {
1348:
1.19 schwarze 1349: if (SEC_LIBRARY == n->sec)
1350: outflags |= MMAN_br;
1.22 schwarze 1351: }
1352:
1353: static int
1354: pre_lk(DECL_ARGS)
1355: {
1356: const struct mdoc_node *link, *descr;
1357:
1358: if (NULL == (link = n->child))
1359: return(0);
1360:
1361: if (NULL != (descr = link->next)) {
1.24 schwarze 1362: font_push('I');
1.22 schwarze 1363: while (NULL != descr) {
1364: print_word(descr->string);
1365: descr = descr->next;
1366: }
1367: print_word(":");
1.24 schwarze 1368: font_pop();
1.22 schwarze 1369: }
1370:
1.24 schwarze 1371: font_push('B');
1.22 schwarze 1372: print_word(link->string);
1.24 schwarze 1373: font_pop();
1.22 schwarze 1374: return(0);
1.1 schwarze 1375: }
1376:
1377: static int
1.24 schwarze 1378: pre_li(DECL_ARGS)
1379: {
1380:
1381: font_push('R');
1382: return(1);
1383: }
1384:
1385: static int
1.1 schwarze 1386: pre_nm(DECL_ARGS)
1387: {
1.36 schwarze 1388: char *name;
1.1 schwarze 1389:
1.21 schwarze 1390: if (MDOC_BLOCK == n->type)
1391: pre_syn(n);
1.1 schwarze 1392: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1393: return(1);
1.42 schwarze 1394: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1395: if (NULL == name)
1.21 schwarze 1396: return(0);
1.36 schwarze 1397: if (MDOC_HEAD == n->type) {
1398: if (NULL == n->parent->prev)
1399: outflags |= MMAN_sp;
1400: print_block(".HP", 0);
1401: printf(" %ldn", strlen(name) + 1);
1402: outflags |= MMAN_nl;
1403: }
1.24 schwarze 1404: font_push('B');
1.1 schwarze 1405: if (NULL == n->child)
1.42 schwarze 1406: print_word(meta->name);
1.1 schwarze 1407: return(1);
1408: }
1409:
1410: static void
1411: post_nm(DECL_ARGS)
1412: {
1413:
1414: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1415: return;
1.24 schwarze 1416: font_pop();
1.23 schwarze 1417: }
1418:
1419: static int
1420: pre_no(DECL_ARGS)
1421: {
1422:
1423: outflags |= MMAN_spc_force;
1424: return(1);
1.1 schwarze 1425: }
1426:
1427: static int
1428: pre_ns(DECL_ARGS)
1429: {
1430:
1.18 schwarze 1431: outflags &= ~MMAN_spc;
1.1 schwarze 1432: return(0);
1433: }
1434:
1.3 schwarze 1435: static void
1436: post_pf(DECL_ARGS)
1437: {
1438:
1.18 schwarze 1439: outflags &= ~MMAN_spc;
1.3 schwarze 1440: }
1441:
1.1 schwarze 1442: static int
1443: pre_pp(DECL_ARGS)
1444: {
1445:
1.34 schwarze 1446: if (MDOC_It != n->parent->tok)
1447: outflags |= MMAN_PP;
1448: outflags |= MMAN_sp | MMAN_nl;
1449: outflags &= ~MMAN_br;
1.32 schwarze 1450: return(0);
1451: }
1452:
1453: static int
1454: pre_rs(DECL_ARGS)
1455: {
1456:
1457: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1458: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1459: outflags &= ~MMAN_br;
1.32 schwarze 1460: }
1461: return(1);
1.9 schwarze 1462: }
1463:
1464: static int
1465: pre_sm(DECL_ARGS)
1466: {
1467:
1468: assert(n->child && MDOC_TEXT == n->child->type);
1469: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1470: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1471: else
1.18 schwarze 1472: outflags &= ~MMAN_Sm;
1.9 schwarze 1473: return(0);
1.1 schwarze 1474: }
1475:
1476: static int
1.3 schwarze 1477: pre_sp(DECL_ARGS)
1.1 schwarze 1478: {
1479:
1.38 schwarze 1480: if (MMAN_PP & outflags) {
1481: outflags &= ~MMAN_PP;
1482: print_line(".PP", 0);
1483: } else
1484: print_line(".sp", 0);
1.1 schwarze 1485: return(1);
1486: }
1487:
1488: static void
1.3 schwarze 1489: post_sp(DECL_ARGS)
1.1 schwarze 1490: {
1491:
1.18 schwarze 1492: outflags |= MMAN_nl;
1.15 schwarze 1493: }
1494:
1495: static int
1.24 schwarze 1496: pre_sy(DECL_ARGS)
1497: {
1498:
1499: font_push('B');
1500: return(1);
1501: }
1502:
1503: static int
1.15 schwarze 1504: pre_vt(DECL_ARGS)
1505: {
1506:
1507: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1508: switch (n->type) {
1509: case (MDOC_BLOCK):
1.21 schwarze 1510: pre_syn(n);
1.16 schwarze 1511: return(1);
1512: case (MDOC_BODY):
1513: break;
1514: default:
1515: return(0);
1516: }
1.15 schwarze 1517: }
1.24 schwarze 1518: font_push('I');
1.15 schwarze 1519: return(1);
1520: }
1521:
1522: static void
1523: post_vt(DECL_ARGS)
1524: {
1.16 schwarze 1525:
1.17 schwarze 1526: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1527: return;
1.24 schwarze 1528: font_pop();
1.1 schwarze 1529: }
1530:
1531: static int
1532: pre_xr(DECL_ARGS)
1533: {
1534:
1535: n = n->child;
1536: if (NULL == n)
1537: return(0);
1.42 schwarze 1538: print_node(meta, n);
1.1 schwarze 1539: n = n->next;
1540: if (NULL == n)
1541: return(0);
1.18 schwarze 1542: outflags &= ~MMAN_spc;
1543: print_word("(");
1.42 schwarze 1544: print_node(meta, n);
1.18 schwarze 1545: print_word(")");
1.1 schwarze 1546: return(0);
1.5 schwarze 1547: }
1548:
1549: static int
1550: pre_ux(DECL_ARGS)
1551: {
1552:
1.18 schwarze 1553: print_word(manacts[n->tok].prefix);
1.5 schwarze 1554: if (NULL == n->child)
1555: return(0);
1.18 schwarze 1556: outflags &= ~MMAN_spc;
1.39 millert 1557: print_word("\\ ");
1.18 schwarze 1558: outflags &= ~MMAN_spc;
1.5 schwarze 1559: return(1);
1.1 schwarze 1560: }
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