Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.49
1.49 ! schwarze 1: /* $Id: mdoc_man.c,v 1.48 2013/05/19 21:40:18 schwarze Exp $ */
1.1 schwarze 2: /*
1.48 schwarze 3: * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.9 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:
1.47 schwarze 407: print_line(".RS", MMAN_Bk_susp);
408:
1.43 schwarze 409: /* Convert v into a number (of characters). */
1.8 schwarze 410: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
411: sz = 0;
412: else if (0 == strcmp(v, "indent"))
413: sz = 6;
414: else if (0 == strcmp(v, "indent-two"))
415: sz = 12;
416: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 417: if (SCALE_EN == su.unit)
418: sz = su.scale;
419: else {
420: /*
421: * XXX
422: * If we are inside an enclosing list,
423: * there is no easy way to add the two
424: * indentations because they are provided
425: * in terms of different units.
426: */
427: print_word(v);
1.47 schwarze 428: outflags |= MMAN_nl;
1.43 schwarze 429: return;
430: }
1.8 schwarze 431: } else
432: sz = strlen(v);
433:
1.43 schwarze 434: /*
435: * We are inside an enclosing list.
436: * Add the two indentations.
437: */
438: if (Bl_stack_len)
439: sz += Bl_stack[Bl_stack_len - 1];
440:
1.8 schwarze 441: snprintf(buf, sizeof(buf), "%ldn", sz);
1.18 schwarze 442: print_word(buf);
1.47 schwarze 443: outflags |= MMAN_nl;
1.8 schwarze 444: }
445:
1.46 schwarze 446: /*
447: * Set up the indentation for a list item; used from pre_it().
448: */
1.1 schwarze 449: void
1.33 schwarze 450: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 451: {
452: char buf[24];
453: struct roffsu su;
1.29 schwarze 454: size_t sz, chsz;
1.35 schwarze 455: int numeric, remain;
1.29 schwarze 456:
1.35 schwarze 457: numeric = 1;
458: remain = 0;
1.43 schwarze 459:
460: /* Convert v into a number (of characters). */
1.33 schwarze 461: if (NULL == v)
462: sz = defsz;
463: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 464: if (SCALE_EN == su.unit)
465: sz = su.scale;
466: else {
1.35 schwarze 467: sz = 0;
468: numeric = 0;
1.28 schwarze 469: }
470: } else
471: sz = strlen(v);
472:
1.35 schwarze 473: /* XXX Rough estimation, might have multiple parts. */
474: chsz = (NULL != child && MDOC_TEXT == child->type) ?
475: strlen(child->string) : 0;
476:
1.46 schwarze 477: /* Maybe we are inside an enclosing list? */
478: mid_it();
1.43 schwarze 479:
480: /*
481: * Save our own indentation,
482: * such that child lists can use it.
483: */
484: Bl_stack[Bl_stack_len++] = sz + 2;
485:
486: /* Set up the current list. */
1.35 schwarze 487: if (defsz && chsz > sz)
1.34 schwarze 488: print_block(".HP", 0);
1.35 schwarze 489: else {
1.34 schwarze 490: print_block(".TP", 0);
1.35 schwarze 491: remain = sz + 2;
492: }
493: if (numeric) {
494: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
495: print_word(buf);
496: } else
497: print_word(v);
498: TPremain = remain;
1.28 schwarze 499: }
500:
501: void
502: print_count(int *count)
503: {
504: char buf[12];
505:
506: snprintf(buf, sizeof(buf), "%d.", ++*count);
507: print_word(buf);
508: }
509:
510: void
1.4 schwarze 511: man_man(void *arg, const struct man *man)
512: {
513:
514: /*
515: * Dump the keep buffer.
516: * We're guaranteed by now that this exists (is non-NULL).
517: * Flush stdout afterward, just in case.
518: */
519: fputs(mparse_getkeep(man_mparse(man)), stdout);
520: fflush(stdout);
521: }
522:
523: void
1.1 schwarze 524: man_mdoc(void *arg, const struct mdoc *mdoc)
525: {
1.42 schwarze 526: const struct mdoc_meta *meta;
1.1 schwarze 527: const struct mdoc_node *n;
528:
1.42 schwarze 529: meta = mdoc_meta(mdoc);
1.1 schwarze 530: n = mdoc_node(mdoc);
531:
1.41 millert 532: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 533: meta->title, meta->msec, meta->date,
534: meta->os, meta->vol);
1.41 millert 535:
536: /* Disable hyphenation and if nroff, disable justification. */
537: printf(".nh\n.if n .ad l");
1.1 schwarze 538:
1.18 schwarze 539: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 540: if (0 == fontqueue.size) {
541: fontqueue.size = 8;
542: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
543: *fontqueue.tail = 'R';
544: }
1.42 schwarze 545: print_node(meta, n);
1.3 schwarze 546: putchar('\n');
1.1 schwarze 547: }
548:
549: static void
550: print_node(DECL_ARGS)
551: {
552: const struct mdoc_node *prev, *sub;
1.4 schwarze 553: const struct manact *act;
1.1 schwarze 554: int cond, do_sub;
1.45 schwarze 555:
1.4 schwarze 556: /*
557: * Break the line if we were parsed subsequent the current node.
558: * This makes the page structure be more consistent.
559: */
1.1 schwarze 560: prev = n->prev ? n->prev : n->parent;
1.25 schwarze 561: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.18 schwarze 562: outflags |= MMAN_nl;
1.1 schwarze 563:
1.4 schwarze 564: act = NULL;
1.1 schwarze 565: cond = 0;
566: do_sub = 1;
1.4 schwarze 567:
1.1 schwarze 568: if (MDOC_TEXT == n->type) {
1.4 schwarze 569: /*
570: * Make sure that we don't happen to start with a
571: * control character at the start of a line.
572: */
1.18 schwarze 573: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 574: '\'' == *n->string)) {
1.35 schwarze 575: print_word("");
576: printf("\\&");
1.18 schwarze 577: outflags &= ~MMAN_spc;
1.3 schwarze 578: }
1.18 schwarze 579: print_word(n->string);
1.1 schwarze 580: } else {
1.4 schwarze 581: /*
582: * Conditionally run the pre-node action handler for a
583: * node.
584: */
1.1 schwarze 585: act = manacts + n->tok;
1.42 schwarze 586: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 587: if (cond && act->pre)
1.42 schwarze 588: do_sub = (*act->pre)(meta, n);
1.1 schwarze 589: }
590:
1.4 schwarze 591: /*
592: * Conditionally run all child nodes.
593: * Note that this iterates over children instead of using
594: * recursion. This prevents unnecessary depth in the stack.
595: */
1.1 schwarze 596: if (do_sub)
597: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 598: print_node(meta, sub);
1.1 schwarze 599:
1.4 schwarze 600: /*
601: * Lastly, conditionally run the post-node handler.
602: */
1.1 schwarze 603: if (cond && act->post)
1.42 schwarze 604: (*act->post)(meta, n);
1.1 schwarze 605: }
606:
607: static int
608: cond_head(DECL_ARGS)
609: {
1.4 schwarze 610:
1.1 schwarze 611: return(MDOC_HEAD == n->type);
612: }
613:
614: static int
615: cond_body(DECL_ARGS)
616: {
1.4 schwarze 617:
1.1 schwarze 618: return(MDOC_BODY == n->type);
619: }
620:
621: static int
622: pre_enc(DECL_ARGS)
623: {
1.4 schwarze 624: const char *prefix;
1.1 schwarze 625:
626: prefix = manacts[n->tok].prefix;
627: if (NULL == prefix)
628: return(1);
1.18 schwarze 629: print_word(prefix);
630: outflags &= ~MMAN_spc;
1.1 schwarze 631: return(1);
632: }
633:
634: static void
635: post_enc(DECL_ARGS)
636: {
637: const char *suffix;
638:
639: suffix = manacts[n->tok].suffix;
640: if (NULL == suffix)
641: return;
1.18 schwarze 642: outflags &= ~MMAN_spc;
643: print_word(suffix);
1.24 schwarze 644: }
645:
646: static void
647: post_font(DECL_ARGS)
648: {
649:
650: font_pop();
1.1 schwarze 651: }
652:
653: static void
654: post_percent(DECL_ARGS)
655: {
656:
1.32 schwarze 657: if (pre_em == manacts[n->tok].pre)
658: font_pop();
659: if (n->next) {
1.18 schwarze 660: print_word(",");
1.32 schwarze 661: if (n->prev && n->prev->tok == n->tok &&
662: n->next->tok == n->tok)
663: print_word("and");
664: } else {
1.18 schwarze 665: print_word(".");
666: outflags |= MMAN_nl;
1.1 schwarze 667: }
668: }
669:
1.32 schwarze 670: static int
671: pre__t(DECL_ARGS)
672: {
673:
674: if (n->parent && MDOC_Rs == n->parent->tok &&
675: n->parent->norm->Rs.quote_T) {
1.35 schwarze 676: print_word("");
677: putchar('\"');
1.32 schwarze 678: outflags &= ~MMAN_spc;
679: } else
680: font_push('I');
681: return(1);
682: }
683:
684: static void
685: post__t(DECL_ARGS)
686: {
687:
688: if (n->parent && MDOC_Rs == n->parent->tok &&
689: n->parent->norm->Rs.quote_T) {
690: outflags &= ~MMAN_spc;
1.35 schwarze 691: print_word("");
692: putchar('\"');
1.32 schwarze 693: } else
694: font_pop();
1.42 schwarze 695: post_percent(meta, n);
1.32 schwarze 696: }
697:
1.4 schwarze 698: /*
699: * Print before a section header.
700: */
1.1 schwarze 701: static int
1.3 schwarze 702: pre_sect(DECL_ARGS)
703: {
704:
1.45 schwarze 705: switch (n->type) {
706: case (MDOC_HEAD):
707: outflags |= MMAN_sp;
708: print_block(manacts[n->tok].prefix, 0);
709: print_word("");
710: putchar('\"');
711: outflags &= ~MMAN_spc;
712: break;
713: case (MDOC_BODY):
714: if (MDOC_Sh == n->tok) {
715: if (MDOC_SYNPRETTY & n->flags)
716: outflags |= MMAN_Bk;
717: else
718: outflags &= ~MMAN_Bk;
719: }
720: break;
721: default:
722: break;
723: }
1.3 schwarze 724: return(1);
725: }
726:
1.4 schwarze 727: /*
728: * Print subsequent a section header.
729: */
1.3 schwarze 730: static void
731: post_sect(DECL_ARGS)
732: {
733:
734: if (MDOC_HEAD != n->type)
735: return;
1.18 schwarze 736: outflags &= ~MMAN_spc;
1.35 schwarze 737: print_word("");
738: putchar('\"');
1.18 schwarze 739: outflags |= MMAN_nl;
1.20 schwarze 740: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
741: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
742: }
743:
1.21 schwarze 744: /* See mdoc_term.c, synopsis_pre() for comments. */
745: static void
746: pre_syn(const struct mdoc_node *n)
747: {
748:
749: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
750: return;
751:
752: if (n->prev->tok == n->tok &&
753: MDOC_Ft != n->tok &&
754: MDOC_Fo != n->tok &&
755: MDOC_Fn != n->tok) {
756: outflags |= MMAN_br;
757: return;
758: }
759:
760: switch (n->prev->tok) {
761: case (MDOC_Fd):
762: /* FALLTHROUGH */
763: case (MDOC_Fn):
764: /* FALLTHROUGH */
765: case (MDOC_Fo):
766: /* FALLTHROUGH */
767: case (MDOC_In):
768: /* FALLTHROUGH */
769: case (MDOC_Vt):
770: outflags |= MMAN_sp;
771: break;
772: case (MDOC_Ft):
773: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
774: outflags |= MMAN_sp;
775: break;
776: }
777: /* FALLTHROUGH */
778: default:
779: outflags |= MMAN_br;
780: break;
781: }
782: }
783:
1.20 schwarze 784: static int
785: pre_an(DECL_ARGS)
786: {
787:
788: switch (n->norm->An.auth) {
789: case (AUTH_split):
790: outflags &= ~MMAN_An_nosplit;
791: outflags |= MMAN_An_split;
792: return(0);
793: case (AUTH_nosplit):
794: outflags &= ~MMAN_An_split;
795: outflags |= MMAN_An_nosplit;
796: return(0);
797: default:
798: if (MMAN_An_split & outflags)
799: outflags |= MMAN_br;
800: else if (SEC_AUTHORS == n->sec &&
801: ! (MMAN_An_nosplit & outflags))
802: outflags |= MMAN_An_split;
803: return(1);
804: }
1.3 schwarze 805: }
806:
807: static int
808: pre_ap(DECL_ARGS)
809: {
810:
1.18 schwarze 811: outflags &= ~MMAN_spc;
812: print_word("'");
813: outflags &= ~MMAN_spc;
1.3 schwarze 814: return(0);
815: }
816:
817: static int
818: pre_bd(DECL_ARGS)
819: {
820:
1.34 schwarze 821: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
822:
823: if (DISP_unfilled == n->norm->Bd.type ||
824: DISP_literal == n->norm->Bd.type)
825: print_line(".nf", 0);
826: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 827: outflags |= MMAN_sp;
1.18 schwarze 828: print_offs(n->norm->Bd.offs);
1.3 schwarze 829: return(1);
830: }
831:
832: static void
833: post_bd(DECL_ARGS)
834: {
835:
1.43 schwarze 836: /* Close out this display. */
1.34 schwarze 837: print_line(".RE", MMAN_nl);
1.3 schwarze 838: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 839: DISP_literal == n->norm->Bd.type)
840: print_line(".fi", MMAN_nl);
1.43 schwarze 841:
1.46 schwarze 842: /* Maybe we are inside an enclosing list? */
843: if (NULL != n->parent->next)
844: mid_it();
1.10 schwarze 845: }
846:
847: static int
1.25 schwarze 848: pre_bf(DECL_ARGS)
849: {
850:
851: switch (n->type) {
852: case (MDOC_BLOCK):
853: return(1);
854: case (MDOC_BODY):
855: break;
856: default:
857: return(0);
858: }
859: switch (n->norm->Bf.font) {
860: case (FONT_Em):
861: font_push('I');
862: break;
863: case (FONT_Sy):
864: font_push('B');
865: break;
866: default:
867: font_push('R');
868: break;
869: }
870: return(1);
871: }
872:
873: static void
874: post_bf(DECL_ARGS)
875: {
876:
877: if (MDOC_BODY == n->type)
878: font_pop();
879: }
880:
881: static int
1.10 schwarze 882: pre_bk(DECL_ARGS)
883: {
884:
885: switch (n->type) {
886: case (MDOC_BLOCK):
887: return(1);
888: case (MDOC_BODY):
1.18 schwarze 889: outflags |= MMAN_Bk;
1.10 schwarze 890: return(1);
891: default:
892: return(0);
893: }
894: }
895:
896: static void
897: post_bk(DECL_ARGS)
898: {
899:
1.49 ! schwarze 900: if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
1.18 schwarze 901: outflags &= ~MMAN_Bk;
1.3 schwarze 902: }
903:
904: static int
1.28 schwarze 905: pre_bl(DECL_ARGS)
906: {
1.31 schwarze 907: size_t icol;
1.28 schwarze 908:
1.48 schwarze 909: /*
910: * print_offs() will increase the -offset to account for
911: * a possible enclosing .It, but any enclosed .It blocks
912: * just nest and do not add up their indentation.
913: */
914: if (n->norm->Bl.offs) {
915: print_offs(n->norm->Bl.offs);
916: Bl_stack[Bl_stack_len++] = 0;
917: }
918:
1.31 schwarze 919: switch (n->norm->Bl.type) {
920: case (LIST_enum):
1.28 schwarze 921: n->norm->Bl.count = 0;
1.31 schwarze 922: return(1);
923: case (LIST_column):
924: break;
925: default:
926: return(1);
927: }
928:
1.34 schwarze 929: print_line(".TS", MMAN_nl);
1.31 schwarze 930: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
931: print_word("l");
932: print_word(".");
1.34 schwarze 933: outflags |= MMAN_nl;
1.28 schwarze 934: return(1);
935: }
936:
937: static void
938: post_bl(DECL_ARGS)
939: {
940:
1.31 schwarze 941: switch (n->norm->Bl.type) {
1.34 schwarze 942: case (LIST_column):
943: print_line(".TE", 0);
944: break;
1.31 schwarze 945: case (LIST_enum):
946: n->norm->Bl.count = 0;
947: break;
948: default:
949: break;
950: }
1.48 schwarze 951:
952: if (n->norm->Bl.offs) {
953: print_line(".RE", MMAN_nl);
954: assert(Bl_stack_len);
955: Bl_stack_len--;
956: assert(0 == Bl_stack[Bl_stack_len]);
957: } else {
958: outflags |= MMAN_PP | MMAN_nl;
959: outflags &= ~(MMAN_sp | MMAN_br);
960: }
1.46 schwarze 961:
962: /* Maybe we are inside an enclosing list? */
963: if (NULL != n->parent->next)
964: mid_it();
965:
1.28 schwarze 966: }
967:
968: static int
1.3 schwarze 969: pre_br(DECL_ARGS)
970: {
971:
1.19 schwarze 972: outflags |= MMAN_br;
1.3 schwarze 973: return(0);
974: }
975:
976: static int
1.5 schwarze 977: pre_bx(DECL_ARGS)
978: {
979:
980: n = n->child;
981: if (n) {
1.18 schwarze 982: print_word(n->string);
983: outflags &= ~MMAN_spc;
1.5 schwarze 984: n = n->next;
985: }
1.18 schwarze 986: print_word("BSD");
1.5 schwarze 987: if (NULL == n)
988: return(0);
1.18 schwarze 989: outflags &= ~MMAN_spc;
990: print_word("-");
991: outflags &= ~MMAN_spc;
992: print_word(n->string);
1.5 schwarze 993: return(0);
994: }
995:
996: static int
1.1 schwarze 997: pre_dl(DECL_ARGS)
998: {
999:
1.46 schwarze 1000: print_offs("6n");
1.1 schwarze 1001: return(1);
1002: }
1003:
1004: static void
1005: post_dl(DECL_ARGS)
1006: {
1007:
1.34 schwarze 1008: print_line(".RE", MMAN_nl);
1.46 schwarze 1009:
1010: /* Maybe we are inside an enclosing list? */
1011: if (NULL != n->parent->next)
1012: mid_it();
1.13 schwarze 1013: }
1014:
1015: static int
1.24 schwarze 1016: pre_em(DECL_ARGS)
1017: {
1018:
1019: font_push('I');
1020: return(1);
1.26 schwarze 1021: }
1022:
1023: static void
1024: post_eo(DECL_ARGS)
1025: {
1026:
1027: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1028: outflags &= ~MMAN_spc;
1.24 schwarze 1029: }
1030:
1031: static int
1.14 schwarze 1032: pre_fa(DECL_ARGS)
1033: {
1034:
1035: if (MDOC_Fa == n->tok)
1036: n = n->child;
1037:
1038: while (NULL != n) {
1.24 schwarze 1039: font_push('I');
1.42 schwarze 1040: print_node(meta, n);
1.24 schwarze 1041: font_pop();
1.14 schwarze 1042: if (NULL != (n = n->next))
1.18 schwarze 1043: print_word(",");
1.14 schwarze 1044: }
1045: return(0);
1046: }
1047:
1048: static void
1049: post_fa(DECL_ARGS)
1050: {
1051:
1052: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1053: print_word(",");
1.27 schwarze 1054: }
1055:
1056: static int
1057: pre_fd(DECL_ARGS)
1058: {
1059:
1060: pre_syn(n);
1061: font_push('B');
1062: return(1);
1063: }
1064:
1065: static void
1066: post_fd(DECL_ARGS)
1067: {
1068:
1069: font_pop();
1070: outflags |= MMAN_br;
1.14 schwarze 1071: }
1072:
1073: static int
1.24 schwarze 1074: pre_fl(DECL_ARGS)
1075: {
1076:
1077: font_push('B');
1.40 millert 1078: print_word("\\-");
1.24 schwarze 1079: outflags &= ~MMAN_spc;
1080: return(1);
1081: }
1082:
1083: static void
1084: post_fl(DECL_ARGS)
1085: {
1086:
1087: font_pop();
1.25 schwarze 1088: if (0 == n->nchild && NULL != n->next &&
1089: n->next->line == n->line)
1.24 schwarze 1090: outflags &= ~MMAN_spc;
1091: }
1092:
1093: static int
1.13 schwarze 1094: pre_fn(DECL_ARGS)
1095: {
1096:
1.21 schwarze 1097: pre_syn(n);
1098:
1.13 schwarze 1099: n = n->child;
1100: if (NULL == n)
1101: return(0);
1102:
1.24 schwarze 1103: font_push('B');
1.42 schwarze 1104: print_node(meta, n);
1.24 schwarze 1105: font_pop();
1.18 schwarze 1106: outflags &= ~MMAN_spc;
1.24 schwarze 1107: print_word("(");
1.18 schwarze 1108: outflags &= ~MMAN_spc;
1.33 schwarze 1109:
1110: n = n->next;
1111: if (NULL != n)
1.42 schwarze 1112: pre_fa(meta, n);
1.33 schwarze 1113: return(0);
1.13 schwarze 1114: }
1115:
1116: static void
1117: post_fn(DECL_ARGS)
1118: {
1119:
1.18 schwarze 1120: print_word(")");
1.13 schwarze 1121: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1122: print_word(";");
1.19 schwarze 1123: outflags |= MMAN_br;
1.14 schwarze 1124: }
1125: }
1126:
1127: static int
1128: pre_fo(DECL_ARGS)
1129: {
1130:
1131: switch (n->type) {
1.21 schwarze 1132: case (MDOC_BLOCK):
1133: pre_syn(n);
1134: break;
1.14 schwarze 1135: case (MDOC_HEAD):
1.24 schwarze 1136: font_push('B');
1.14 schwarze 1137: break;
1138: case (MDOC_BODY):
1.18 schwarze 1139: outflags &= ~MMAN_spc;
1140: print_word("(");
1141: outflags &= ~MMAN_spc;
1.14 schwarze 1142: break;
1143: default:
1144: break;
1145: }
1146: return(1);
1147: }
1148:
1149: static void
1150: post_fo(DECL_ARGS)
1151: {
1152:
1153: switch (n->type) {
1154: case (MDOC_HEAD):
1.24 schwarze 1155: font_pop();
1.14 schwarze 1156: break;
1157: case (MDOC_BODY):
1.42 schwarze 1158: post_fn(meta, n);
1.14 schwarze 1159: break;
1160: default:
1161: break;
1.13 schwarze 1162: }
1.12 schwarze 1163: }
1164:
1165: static int
1.21 schwarze 1166: pre_ft(DECL_ARGS)
1167: {
1168:
1169: pre_syn(n);
1.24 schwarze 1170: font_push('I');
1.21 schwarze 1171: return(1);
1172: }
1173:
1174: static int
1.12 schwarze 1175: pre_in(DECL_ARGS)
1176: {
1177:
1178: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1179: pre_syn(n);
1.24 schwarze 1180: font_push('B');
1181: print_word("#include <");
1182: outflags &= ~MMAN_spc;
1183: } else {
1184: print_word("<");
1185: outflags &= ~MMAN_spc;
1186: font_push('I');
1187: }
1.12 schwarze 1188: return(1);
1189: }
1190:
1191: static void
1192: post_in(DECL_ARGS)
1193: {
1194:
1195: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1196: outflags &= ~MMAN_spc;
1197: print_word(">");
1198: font_pop();
1.19 schwarze 1199: outflags |= MMAN_br;
1.24 schwarze 1200: } else {
1201: font_pop();
1202: outflags &= ~MMAN_spc;
1203: print_word(">");
1204: }
1.1 schwarze 1205: }
1206:
1207: static int
1208: pre_it(DECL_ARGS)
1209: {
1210: const struct mdoc_node *bln;
1211:
1.28 schwarze 1212: switch (n->type) {
1213: case (MDOC_HEAD):
1.34 schwarze 1214: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1215: bln = n->parent->parent;
1.34 schwarze 1216: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1217: (NULL == n->parent->prev &&
1218: NULL == bln->parent->prev))
1.34 schwarze 1219: outflags |= MMAN_sp;
1220: outflags &= ~MMAN_br;
1.3 schwarze 1221: switch (bln->norm->Bl.type) {
1.28 schwarze 1222: case (LIST_item):
1223: return(0);
1224: case (LIST_inset):
1225: /* FALLTHROUGH */
1226: case (LIST_diag):
1227: /* FALLTHROUGH */
1228: case (LIST_ohang):
1229: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1230: print_line(".B \"", 0);
1.28 schwarze 1231: else
1.34 schwarze 1232: print_line(".R \"", 0);
1.28 schwarze 1233: outflags &= ~MMAN_spc;
1234: return(1);
1.3 schwarze 1235: case (LIST_bullet):
1.28 schwarze 1236: /* FALLTHROUGH */
1237: case (LIST_dash):
1238: /* FALLTHROUGH */
1239: case (LIST_hyphen):
1.33 schwarze 1240: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1241: TPremain = 0;
1.28 schwarze 1242: outflags |= MMAN_nl;
1243: font_push('B');
1244: if (LIST_bullet == bln->norm->Bl.type)
1245: print_word("o");
1246: else
1247: print_word("-");
1248: font_pop();
1249: break;
1250: case (LIST_enum):
1.33 schwarze 1251: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1252: TPremain = 0;
1.28 schwarze 1253: outflags |= MMAN_nl;
1254: print_count(&bln->norm->Bl.count);
1.3 schwarze 1255: break;
1.29 schwarze 1256: case (LIST_hang):
1.33 schwarze 1257: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1258: TPremain = 0;
1.30 schwarze 1259: break;
1260: case (LIST_tag):
1.35 schwarze 1261: print_width(bln->norm->Bl.width, n->child, 0);
1262: putchar('\n');
1263: outflags &= ~MMAN_spc;
1264: return(1);
1.3 schwarze 1265: default:
1.30 schwarze 1266: return(1);
1.3 schwarze 1267: }
1.18 schwarze 1268: outflags |= MMAN_nl;
1.28 schwarze 1269: default:
1270: break;
1.1 schwarze 1271: }
1272: return(1);
1.28 schwarze 1273: }
1274:
1.46 schwarze 1275: /*
1276: * This function is called after closing out an indented block.
1277: * If we are inside an enclosing list, restore its indentation.
1278: */
1279: static void
1280: mid_it(void)
1281: {
1282: char buf[24];
1283:
1284: /* Nothing to do outside a list. */
1285: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1286: return;
1287:
1288: /* The indentation has already been set up. */
1289: if (Bl_stack_post[Bl_stack_len - 1])
1290: return;
1291:
1292: /* Restore the indentation of the enclosing list. */
1293: print_line(".RS", MMAN_Bk_susp);
1294: snprintf(buf, sizeof(buf), "%ldn", Bl_stack[Bl_stack_len - 1]);
1295: print_word(buf);
1296:
1297: /* Remeber to close out this .RS block later. */
1298: Bl_stack_post[Bl_stack_len - 1] = 1;
1299: }
1300:
1.28 schwarze 1301: static void
1302: post_it(DECL_ARGS)
1303: {
1304: const struct mdoc_node *bln;
1305:
1.31 schwarze 1306: bln = n->parent->parent;
1307:
1308: switch (n->type) {
1309: case (MDOC_HEAD):
1.28 schwarze 1310: switch (bln->norm->Bl.type) {
1311: case (LIST_diag):
1312: outflags &= ~MMAN_spc;
1313: print_word("\\ ");
1314: break;
1315: case (LIST_ohang):
1316: outflags |= MMAN_br;
1317: break;
1318: default:
1319: break;
1320: }
1.31 schwarze 1321: break;
1322: case (MDOC_BODY):
1.43 schwarze 1323: switch (bln->norm->Bl.type) {
1324: case (LIST_bullet):
1325: /* FALLTHROUGH */
1326: case (LIST_dash):
1327: /* FALLTHROUGH */
1328: case (LIST_hyphen):
1329: /* FALLTHROUGH */
1330: case (LIST_enum):
1331: /* FALLTHROUGH */
1332: case (LIST_hang):
1333: /* FALLTHROUGH */
1334: case (LIST_tag):
1335: assert(Bl_stack_len);
1336: Bl_stack[--Bl_stack_len] = 0;
1337:
1338: /*
1339: * Our indentation had to be restored
1.46 schwarze 1340: * after a child display or child list.
1.43 schwarze 1341: * Close out that indentation block now.
1342: */
1343: if (Bl_stack_post[Bl_stack_len]) {
1344: print_line(".RE", MMAN_nl);
1345: Bl_stack_post[Bl_stack_len] = 0;
1346: }
1347: break;
1348: case (LIST_column):
1349: if (NULL != n->next) {
1350: putchar('\t');
1351: outflags &= ~MMAN_spc;
1352: }
1353: break;
1354: default:
1355: break;
1.31 schwarze 1356: }
1357: break;
1358: default:
1359: break;
1.28 schwarze 1360: }
1.11 schwarze 1361: }
1362:
1363: static void
1364: post_lb(DECL_ARGS)
1365: {
1366:
1.19 schwarze 1367: if (SEC_LIBRARY == n->sec)
1368: outflags |= MMAN_br;
1.22 schwarze 1369: }
1370:
1371: static int
1372: pre_lk(DECL_ARGS)
1373: {
1374: const struct mdoc_node *link, *descr;
1375:
1376: if (NULL == (link = n->child))
1377: return(0);
1378:
1379: if (NULL != (descr = link->next)) {
1.24 schwarze 1380: font_push('I');
1.22 schwarze 1381: while (NULL != descr) {
1382: print_word(descr->string);
1383: descr = descr->next;
1384: }
1385: print_word(":");
1.24 schwarze 1386: font_pop();
1.22 schwarze 1387: }
1388:
1.24 schwarze 1389: font_push('B');
1.22 schwarze 1390: print_word(link->string);
1.24 schwarze 1391: font_pop();
1.22 schwarze 1392: return(0);
1.1 schwarze 1393: }
1394:
1395: static int
1.24 schwarze 1396: pre_li(DECL_ARGS)
1397: {
1398:
1399: font_push('R');
1400: return(1);
1401: }
1402:
1403: static int
1.1 schwarze 1404: pre_nm(DECL_ARGS)
1405: {
1.36 schwarze 1406: char *name;
1.1 schwarze 1407:
1.21 schwarze 1408: if (MDOC_BLOCK == n->type)
1409: pre_syn(n);
1.1 schwarze 1410: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1411: return(1);
1.42 schwarze 1412: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1413: if (NULL == name)
1.21 schwarze 1414: return(0);
1.36 schwarze 1415: if (MDOC_HEAD == n->type) {
1416: if (NULL == n->parent->prev)
1417: outflags |= MMAN_sp;
1418: print_block(".HP", 0);
1419: printf(" %ldn", strlen(name) + 1);
1420: outflags |= MMAN_nl;
1421: }
1.24 schwarze 1422: font_push('B');
1.1 schwarze 1423: if (NULL == n->child)
1.42 schwarze 1424: print_word(meta->name);
1.1 schwarze 1425: return(1);
1426: }
1427:
1428: static void
1429: post_nm(DECL_ARGS)
1430: {
1431:
1432: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1433: return;
1.24 schwarze 1434: font_pop();
1.23 schwarze 1435: }
1436:
1437: static int
1438: pre_no(DECL_ARGS)
1439: {
1440:
1441: outflags |= MMAN_spc_force;
1442: return(1);
1.1 schwarze 1443: }
1444:
1445: static int
1446: pre_ns(DECL_ARGS)
1447: {
1448:
1.18 schwarze 1449: outflags &= ~MMAN_spc;
1.1 schwarze 1450: return(0);
1451: }
1452:
1.3 schwarze 1453: static void
1454: post_pf(DECL_ARGS)
1455: {
1456:
1.18 schwarze 1457: outflags &= ~MMAN_spc;
1.3 schwarze 1458: }
1459:
1.1 schwarze 1460: static int
1461: pre_pp(DECL_ARGS)
1462: {
1463:
1.34 schwarze 1464: if (MDOC_It != n->parent->tok)
1465: outflags |= MMAN_PP;
1466: outflags |= MMAN_sp | MMAN_nl;
1467: outflags &= ~MMAN_br;
1.32 schwarze 1468: return(0);
1469: }
1470:
1471: static int
1472: pre_rs(DECL_ARGS)
1473: {
1474:
1475: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1476: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1477: outflags &= ~MMAN_br;
1.32 schwarze 1478: }
1479: return(1);
1.9 schwarze 1480: }
1481:
1482: static int
1483: pre_sm(DECL_ARGS)
1484: {
1485:
1486: assert(n->child && MDOC_TEXT == n->child->type);
1487: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1488: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1489: else
1.18 schwarze 1490: outflags &= ~MMAN_Sm;
1.9 schwarze 1491: return(0);
1.1 schwarze 1492: }
1493:
1494: static int
1.3 schwarze 1495: pre_sp(DECL_ARGS)
1.1 schwarze 1496: {
1497:
1.38 schwarze 1498: if (MMAN_PP & outflags) {
1499: outflags &= ~MMAN_PP;
1500: print_line(".PP", 0);
1501: } else
1502: print_line(".sp", 0);
1.1 schwarze 1503: return(1);
1504: }
1505:
1506: static void
1.3 schwarze 1507: post_sp(DECL_ARGS)
1.1 schwarze 1508: {
1509:
1.18 schwarze 1510: outflags |= MMAN_nl;
1.15 schwarze 1511: }
1512:
1513: static int
1.24 schwarze 1514: pre_sy(DECL_ARGS)
1515: {
1516:
1517: font_push('B');
1518: return(1);
1519: }
1520:
1521: static int
1.15 schwarze 1522: pre_vt(DECL_ARGS)
1523: {
1524:
1525: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1526: switch (n->type) {
1527: case (MDOC_BLOCK):
1.21 schwarze 1528: pre_syn(n);
1.16 schwarze 1529: return(1);
1530: case (MDOC_BODY):
1531: break;
1532: default:
1533: return(0);
1534: }
1.15 schwarze 1535: }
1.24 schwarze 1536: font_push('I');
1.15 schwarze 1537: return(1);
1538: }
1539:
1540: static void
1541: post_vt(DECL_ARGS)
1542: {
1.16 schwarze 1543:
1.17 schwarze 1544: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1545: return;
1.24 schwarze 1546: font_pop();
1.1 schwarze 1547: }
1548:
1549: static int
1550: pre_xr(DECL_ARGS)
1551: {
1552:
1553: n = n->child;
1554: if (NULL == n)
1555: return(0);
1.42 schwarze 1556: print_node(meta, n);
1.1 schwarze 1557: n = n->next;
1558: if (NULL == n)
1559: return(0);
1.18 schwarze 1560: outflags &= ~MMAN_spc;
1561: print_word("(");
1.42 schwarze 1562: print_node(meta, n);
1.18 schwarze 1563: print_word(")");
1.1 schwarze 1564: return(0);
1.5 schwarze 1565: }
1566:
1567: static int
1568: pre_ux(DECL_ARGS)
1569: {
1570:
1.18 schwarze 1571: print_word(manacts[n->tok].prefix);
1.5 schwarze 1572: if (NULL == n->child)
1573: return(0);
1.18 schwarze 1574: outflags &= ~MMAN_spc;
1.39 millert 1575: print_word("\\ ");
1.18 schwarze 1576: outflags &= ~MMAN_spc;
1.5 schwarze 1577: return(1);
1.1 schwarze 1578: }
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