Annotation of mandoc/mdoc_man.c, Revision 1.52
1.52 ! schwarze 1: /* $Id: mdoc_man.c,v 1.51 2013/06/02 18:16:57 schwarze Exp $ */
1.1 schwarze 2: /*
1.49 schwarze 3: * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.11 schwarze 26: #include "out.h"
1.4 kristaps 27: #include "man.h"
1.1 schwarze 28: #include "mdoc.h"
29: #include "main.h"
30:
1.42 schwarze 31: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 32: const struct mdoc_node *n
1.1 schwarze 33:
34: struct manact {
1.5 kristaps 35: int (*cond)(DECL_ARGS); /* DON'T run actions */
36: int (*pre)(DECL_ARGS); /* pre-node action */
37: void (*post)(DECL_ARGS); /* post-node action */
38: const char *prefix; /* pre-node string constant */
39: const char *suffix; /* post-node string constant */
1.1 schwarze 40: };
41:
1.5 kristaps 42: static int cond_body(DECL_ARGS);
1.1 schwarze 43: static int cond_head(DECL_ARGS);
1.26 schwarze 44: static void font_push(char);
45: static void font_pop(void);
1.47 schwarze 46: static void mid_it(void);
1.34 schwarze 47: static void post__t(DECL_ARGS);
1.5 kristaps 48: static void post_bd(DECL_ARGS);
1.27 schwarze 49: static void post_bf(DECL_ARGS);
1.13 schwarze 50: static void post_bk(DECL_ARGS);
1.30 schwarze 51: static void post_bl(DECL_ARGS);
1.5 kristaps 52: static void post_dl(DECL_ARGS);
1.1 schwarze 53: static void post_enc(DECL_ARGS);
1.28 schwarze 54: static void post_eo(DECL_ARGS);
1.17 schwarze 55: static void post_fa(DECL_ARGS);
1.29 schwarze 56: static void post_fd(DECL_ARGS);
1.26 schwarze 57: static void post_fl(DECL_ARGS);
1.16 schwarze 58: static void post_fn(DECL_ARGS);
1.17 schwarze 59: static void post_fo(DECL_ARGS);
1.26 schwarze 60: static void post_font(DECL_ARGS);
1.15 schwarze 61: static void post_in(DECL_ARGS);
1.30 schwarze 62: static void post_it(DECL_ARGS);
1.14 schwarze 63: static void post_lb(DECL_ARGS);
1.5 kristaps 64: static void post_nm(DECL_ARGS);
1.1 schwarze 65: static void post_percent(DECL_ARGS);
1.5 kristaps 66: static void post_pf(DECL_ARGS);
1.3 schwarze 67: static void post_sect(DECL_ARGS);
1.5 kristaps 68: static void post_sp(DECL_ARGS);
1.18 schwarze 69: static void post_vt(DECL_ARGS);
1.34 schwarze 70: static int pre__t(DECL_ARGS);
1.22 schwarze 71: static int pre_an(DECL_ARGS);
1.3 schwarze 72: static int pre_ap(DECL_ARGS);
73: static int pre_bd(DECL_ARGS);
1.27 schwarze 74: static int pre_bf(DECL_ARGS);
1.13 schwarze 75: static int pre_bk(DECL_ARGS);
1.30 schwarze 76: static int pre_bl(DECL_ARGS);
1.3 schwarze 77: static int pre_br(DECL_ARGS);
1.8 schwarze 78: static int pre_bx(DECL_ARGS);
1.1 schwarze 79: static int pre_dl(DECL_ARGS);
1.5 kristaps 80: static int pre_enc(DECL_ARGS);
1.26 schwarze 81: static int pre_em(DECL_ARGS);
1.17 schwarze 82: static int pre_fa(DECL_ARGS);
1.29 schwarze 83: static int pre_fd(DECL_ARGS);
1.26 schwarze 84: static int pre_fl(DECL_ARGS);
1.16 schwarze 85: static int pre_fn(DECL_ARGS);
1.17 schwarze 86: static int pre_fo(DECL_ARGS);
1.23 schwarze 87: static int pre_ft(DECL_ARGS);
1.15 schwarze 88: static int pre_in(DECL_ARGS);
1.1 schwarze 89: static int pre_it(DECL_ARGS);
1.24 schwarze 90: static int pre_lk(DECL_ARGS);
1.26 schwarze 91: static int pre_li(DECL_ARGS);
1.1 schwarze 92: static int pre_nm(DECL_ARGS);
1.25 schwarze 93: static int pre_no(DECL_ARGS);
1.1 schwarze 94: static int pre_ns(DECL_ARGS);
95: static int pre_pp(DECL_ARGS);
1.34 schwarze 96: static int pre_rs(DECL_ARGS);
1.12 schwarze 97: static int pre_sm(DECL_ARGS);
1.3 schwarze 98: static int pre_sp(DECL_ARGS);
1.5 kristaps 99: static int pre_sect(DECL_ARGS);
1.26 schwarze 100: static int pre_sy(DECL_ARGS);
1.23 schwarze 101: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 102: static int pre_vt(DECL_ARGS);
1.8 schwarze 103: static int pre_ux(DECL_ARGS);
1.1 schwarze 104: static int pre_xr(DECL_ARGS);
1.20 schwarze 105: static void print_word(const char *);
1.36 schwarze 106: static void print_line(const char *, int);
107: static void print_block(const char *, int);
1.20 schwarze 108: static void print_offs(const char *);
1.35 schwarze 109: static void print_width(const char *,
110: const struct mdoc_node *, size_t);
1.30 schwarze 111: static void print_count(int *);
1.5 kristaps 112: static void print_node(DECL_ARGS);
1.1 schwarze 113:
1.3 schwarze 114: static const struct manact manacts[MDOC_MAX + 1] = {
115: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
116: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
117: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 118: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 119: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
120: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 121: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 122: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 123: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 124: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
125: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 126: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 127: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 128: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 129: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 130: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 131: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
132: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
133: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 137: { NULL, pre_enc, post_enc, "The \\fB",
138: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
139: }, /* Ex */
1.17 schwarze 140: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 141: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 142: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 143: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 144: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
145: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 146: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 147: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 148: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
149: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
150: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 151: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 152: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 153: { NULL, pre_enc, post_enc, "The \\fB",
154: "\\fP\nfunction returns the value 0 if successful;\n"
155: "otherwise the value -1 is returned and the global\n"
156: "variable \\fIerrno\\fP is set to indicate the error."
157: }, /* Rv */
1.8 schwarze 158: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 159: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 160: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 161: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 162: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
163: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
171: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
174: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 175: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 178: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
180: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 181: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
182: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
183: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 184: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 185: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
186: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 187: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
188: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 189: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 190: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 191: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 192: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 193: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 194: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 195: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
196: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
198: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
200: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 201: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 202: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
204: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
205: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 206: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 207: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 208: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
209: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 210: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 211: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
212: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
213: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 214: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
216: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 217: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
218: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 219: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 220: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 221: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
222: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 223: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
224: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
225: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
226: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 227: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 228: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 229: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 230: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
232: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
233: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 235: { NULL, NULL, NULL, NULL, NULL }, /* Es */
236: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 237: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 238: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 239: { NULL, pre_br, NULL, NULL, NULL }, /* br */
240: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 241: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
242: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 243: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 244: };
245:
1.20 schwarze 246: static int outflags;
1.36 schwarze 247: #define MMAN_spc (1 << 0) /* blank character before next word */
248: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
249: #define MMAN_nl (1 << 2) /* break man(7) code line */
250: #define MMAN_br (1 << 3) /* break output line */
251: #define MMAN_sp (1 << 4) /* insert a blank output line */
252: #define MMAN_PP (1 << 5) /* reset indentation etc. */
253: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
254: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 255: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
256: #define MMAN_An_split (1 << 9) /* author mode is "split" */
257: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
258: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.20 schwarze 259:
1.43 schwarze 260: #define BL_STACK_MAX 32
261:
262: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
263: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
264: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 265: static int TPremain; /* characters before tag is full */
266:
1.26 schwarze 267: static struct {
268: char *head;
269: char *tail;
270: size_t size;
271: } fontqueue;
272:
273: static void
274: font_push(char newfont)
275: {
276:
277: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
278: fontqueue.size += 8;
279: fontqueue.head = mandoc_realloc(fontqueue.head,
280: fontqueue.size);
281: }
282: *fontqueue.tail = newfont;
1.37 schwarze 283: print_word("");
284: printf("\\f");
1.26 schwarze 285: putchar(newfont);
286: outflags &= ~MMAN_spc;
287: }
288:
289: static void
290: font_pop(void)
291: {
292:
293: if (fontqueue.tail > fontqueue.head)
294: fontqueue.tail--;
295: outflags &= ~MMAN_spc;
1.37 schwarze 296: print_word("");
297: printf("\\f");
1.26 schwarze 298: putchar(*fontqueue.tail);
299: }
300:
1.1 schwarze 301: static void
1.20 schwarze 302: print_word(const char *s)
1.1 schwarze 303: {
1.5 kristaps 304:
1.36 schwarze 305: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 306: /*
307: * If we need a newline, print it now and start afresh.
308: */
1.36 schwarze 309: if (MMAN_PP & outflags) {
1.44 schwarze 310: if (MMAN_sp & outflags) {
311: if (MMAN_PD & outflags) {
312: printf("\n.PD");
313: outflags &= ~MMAN_PD;
314: }
315: } else if ( ! (MMAN_PD & outflags)) {
316: printf("\n.PD 0");
317: outflags |= MMAN_PD;
318: }
1.36 schwarze 319: printf("\n.PP\n");
320: } else if (MMAN_sp & outflags)
1.21 schwarze 321: printf("\n.sp\n");
322: else if (MMAN_br & outflags)
323: printf("\n.br\n");
324: else if (MMAN_nl & outflags)
325: putchar('\n');
1.36 schwarze 326: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 327: if (1 == TPremain)
328: printf(".br\n");
329: TPremain = 0;
330: } else if (MMAN_spc & outflags) {
1.5 kristaps 331: /*
1.25 schwarze 332: * If we need a space, only print it if
333: * (1) it is forced by `No' or
334: * (2) what follows is not terminating punctuation or
335: * (3) what follows is longer than one character.
1.5 kristaps 336: */
1.37 schwarze 337: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 338: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 339: if (MMAN_Bk & outflags &&
340: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 341: putchar('\\');
1.45 schwarze 342: putchar(' ');
1.37 schwarze 343: if (TPremain)
344: TPremain--;
1.13 schwarze 345: }
1.37 schwarze 346: }
1.5 kristaps 347:
348: /*
349: * Reassign needing space if we're not following opening
350: * punctuation.
351: */
1.37 schwarze 352: if (MMAN_Sm & outflags && ('\0' == s[0] ||
353: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 354: outflags |= MMAN_spc;
355: else
356: outflags &= ~MMAN_spc;
1.46 schwarze 357: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 358:
1.1 schwarze 359: for ( ; *s; s++) {
360: switch (*s) {
361: case (ASCII_NBRSP):
1.45 schwarze 362: printf("\\ ");
1.1 schwarze 363: break;
364: case (ASCII_HYPH):
365: putchar('-');
366: break;
367: default:
1.5 kristaps 368: putchar((unsigned char)*s);
1.1 schwarze 369: break;
370: }
1.37 schwarze 371: if (TPremain)
372: TPremain--;
1.1 schwarze 373: }
1.4 kristaps 374: }
375:
1.11 schwarze 376: static void
1.36 schwarze 377: print_line(const char *s, int newflags)
378: {
379:
380: outflags &= ~MMAN_br;
381: outflags |= MMAN_nl;
382: print_word(s);
383: outflags |= newflags;
384: }
385:
386: static void
387: print_block(const char *s, int newflags)
388: {
389:
390: outflags &= ~MMAN_PP;
1.44 schwarze 391: if (MMAN_sp & outflags) {
1.36 schwarze 392: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 393: if (MMAN_PD & outflags) {
394: print_line(".PD", 0);
395: outflags &= ~MMAN_PD;
396: }
1.46 schwarze 397: } else if (! (MMAN_PD & outflags))
398: print_line(".PD 0", MMAN_PD);
1.36 schwarze 399: outflags |= MMAN_nl;
400: print_word(s);
1.46 schwarze 401: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 402: }
403:
404: static void
1.20 schwarze 405: print_offs(const char *v)
1.11 schwarze 406: {
407: char buf[24];
408: struct roffsu su;
409: size_t sz;
410:
1.48 schwarze 411: print_line(".RS", MMAN_Bk_susp);
412:
1.43 schwarze 413: /* Convert v into a number (of characters). */
1.11 schwarze 414: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
415: sz = 0;
416: else if (0 == strcmp(v, "indent"))
417: sz = 6;
418: else if (0 == strcmp(v, "indent-two"))
419: sz = 12;
420: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 421: if (SCALE_EN == su.unit)
422: sz = su.scale;
423: else {
424: /*
425: * XXX
426: * If we are inside an enclosing list,
427: * there is no easy way to add the two
428: * indentations because they are provided
429: * in terms of different units.
430: */
431: print_word(v);
1.48 schwarze 432: outflags |= MMAN_nl;
1.43 schwarze 433: return;
434: }
1.11 schwarze 435: } else
436: sz = strlen(v);
437:
1.43 schwarze 438: /*
439: * We are inside an enclosing list.
440: * Add the two indentations.
441: */
442: if (Bl_stack_len)
443: sz += Bl_stack[Bl_stack_len - 1];
444:
1.11 schwarze 445: snprintf(buf, sizeof(buf), "%ldn", sz);
1.20 schwarze 446: print_word(buf);
1.48 schwarze 447: outflags |= MMAN_nl;
1.11 schwarze 448: }
449:
1.47 schwarze 450: /*
451: * Set up the indentation for a list item; used from pre_it().
452: */
1.4 kristaps 453: void
1.35 schwarze 454: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 455: {
456: char buf[24];
457: struct roffsu su;
1.31 schwarze 458: size_t sz, chsz;
1.37 schwarze 459: int numeric, remain;
1.31 schwarze 460:
1.37 schwarze 461: numeric = 1;
462: remain = 0;
1.43 schwarze 463:
464: /* Convert v into a number (of characters). */
1.35 schwarze 465: if (NULL == v)
466: sz = defsz;
467: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 468: if (SCALE_EN == su.unit)
469: sz = su.scale;
470: else {
1.37 schwarze 471: sz = 0;
472: numeric = 0;
1.30 schwarze 473: }
474: } else
475: sz = strlen(v);
476:
1.37 schwarze 477: /* XXX Rough estimation, might have multiple parts. */
478: chsz = (NULL != child && MDOC_TEXT == child->type) ?
479: strlen(child->string) : 0;
480:
1.47 schwarze 481: /* Maybe we are inside an enclosing list? */
482: mid_it();
1.43 schwarze 483:
484: /*
485: * Save our own indentation,
486: * such that child lists can use it.
487: */
488: Bl_stack[Bl_stack_len++] = sz + 2;
489:
490: /* Set up the current list. */
1.37 schwarze 491: if (defsz && chsz > sz)
1.36 schwarze 492: print_block(".HP", 0);
1.37 schwarze 493: else {
1.36 schwarze 494: print_block(".TP", 0);
1.37 schwarze 495: remain = sz + 2;
496: }
497: if (numeric) {
498: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
499: print_word(buf);
500: } else
501: print_word(v);
502: TPremain = remain;
1.30 schwarze 503: }
504:
505: void
506: print_count(int *count)
507: {
508: char buf[12];
509:
510: snprintf(buf, sizeof(buf), "%d.", ++*count);
511: print_word(buf);
512: }
513:
514: void
1.4 kristaps 515: man_man(void *arg, const struct man *man)
516: {
517:
1.5 kristaps 518: /*
519: * Dump the keep buffer.
520: * We're guaranteed by now that this exists (is non-NULL).
521: * Flush stdout afterward, just in case.
522: */
1.4 kristaps 523: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 524: fflush(stdout);
1.1 schwarze 525: }
526:
527: void
528: man_mdoc(void *arg, const struct mdoc *mdoc)
529: {
1.42 schwarze 530: const struct mdoc_meta *meta;
1.1 schwarze 531: const struct mdoc_node *n;
532:
1.42 schwarze 533: meta = mdoc_meta(mdoc);
1.1 schwarze 534: n = mdoc_node(mdoc);
535:
1.45 schwarze 536: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 537: meta->title, meta->msec, meta->date,
538: meta->os, meta->vol);
1.1 schwarze 539:
1.45 schwarze 540: /* Disable hyphenation and if nroff, disable justification. */
541: printf(".nh\n.if n .ad l");
542:
1.20 schwarze 543: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 544: if (0 == fontqueue.size) {
545: fontqueue.size = 8;
546: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
547: *fontqueue.tail = 'R';
548: }
1.42 schwarze 549: print_node(meta, n);
1.3 schwarze 550: putchar('\n');
1.1 schwarze 551: }
552:
553: static void
554: print_node(DECL_ARGS)
555: {
1.52 ! schwarze 556: const struct mdoc_node *sub;
1.5 kristaps 557: const struct manact *act;
1.1 schwarze 558: int cond, do_sub;
1.46 schwarze 559:
1.5 kristaps 560: /*
561: * Break the line if we were parsed subsequent the current node.
562: * This makes the page structure be more consistent.
563: */
1.52 ! schwarze 564: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 565: outflags |= MMAN_nl;
1.1 schwarze 566:
1.5 kristaps 567: act = NULL;
1.1 schwarze 568: cond = 0;
569: do_sub = 1;
1.5 kristaps 570:
1.1 schwarze 571: if (MDOC_TEXT == n->type) {
1.5 kristaps 572: /*
573: * Make sure that we don't happen to start with a
574: * control character at the start of a line.
575: */
1.20 schwarze 576: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 577: '\'' == *n->string)) {
1.37 schwarze 578: print_word("");
579: printf("\\&");
1.20 schwarze 580: outflags &= ~MMAN_spc;
1.3 schwarze 581: }
1.20 schwarze 582: print_word(n->string);
1.1 schwarze 583: } else {
1.5 kristaps 584: /*
585: * Conditionally run the pre-node action handler for a
586: * node.
587: */
1.1 schwarze 588: act = manacts + n->tok;
1.42 schwarze 589: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 590: if (cond && act->pre)
1.42 schwarze 591: do_sub = (*act->pre)(meta, n);
1.1 schwarze 592: }
593:
1.5 kristaps 594: /*
595: * Conditionally run all child nodes.
596: * Note that this iterates over children instead of using
597: * recursion. This prevents unnecessary depth in the stack.
598: */
1.1 schwarze 599: if (do_sub)
600: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 601: print_node(meta, sub);
1.1 schwarze 602:
1.5 kristaps 603: /*
604: * Lastly, conditionally run the post-node handler.
605: */
1.1 schwarze 606: if (cond && act->post)
1.42 schwarze 607: (*act->post)(meta, n);
1.1 schwarze 608: }
609:
610: static int
611: cond_head(DECL_ARGS)
612: {
1.5 kristaps 613:
1.1 schwarze 614: return(MDOC_HEAD == n->type);
615: }
616:
617: static int
618: cond_body(DECL_ARGS)
619: {
1.5 kristaps 620:
1.1 schwarze 621: return(MDOC_BODY == n->type);
622: }
623:
624: static int
625: pre_enc(DECL_ARGS)
626: {
1.5 kristaps 627: const char *prefix;
1.1 schwarze 628:
629: prefix = manacts[n->tok].prefix;
630: if (NULL == prefix)
631: return(1);
1.20 schwarze 632: print_word(prefix);
633: outflags &= ~MMAN_spc;
1.1 schwarze 634: return(1);
635: }
636:
637: static void
638: post_enc(DECL_ARGS)
639: {
640: const char *suffix;
641:
642: suffix = manacts[n->tok].suffix;
643: if (NULL == suffix)
644: return;
1.20 schwarze 645: outflags &= ~MMAN_spc;
646: print_word(suffix);
1.26 schwarze 647: }
648:
649: static void
650: post_font(DECL_ARGS)
651: {
652:
653: font_pop();
1.1 schwarze 654: }
655:
656: static void
657: post_percent(DECL_ARGS)
658: {
659:
1.34 schwarze 660: if (pre_em == manacts[n->tok].pre)
661: font_pop();
662: if (n->next) {
1.20 schwarze 663: print_word(",");
1.34 schwarze 664: if (n->prev && n->prev->tok == n->tok &&
665: n->next->tok == n->tok)
666: print_word("and");
667: } else {
1.20 schwarze 668: print_word(".");
669: outflags |= MMAN_nl;
1.1 schwarze 670: }
671: }
672:
1.34 schwarze 673: static int
674: pre__t(DECL_ARGS)
675: {
676:
677: if (n->parent && MDOC_Rs == n->parent->tok &&
678: n->parent->norm->Rs.quote_T) {
1.37 schwarze 679: print_word("");
680: putchar('\"');
1.34 schwarze 681: outflags &= ~MMAN_spc;
682: } else
683: font_push('I');
684: return(1);
685: }
686:
687: static void
688: post__t(DECL_ARGS)
689: {
690:
691: if (n->parent && MDOC_Rs == n->parent->tok &&
692: n->parent->norm->Rs.quote_T) {
693: outflags &= ~MMAN_spc;
1.37 schwarze 694: print_word("");
695: putchar('\"');
1.34 schwarze 696: } else
697: font_pop();
1.42 schwarze 698: post_percent(meta, n);
1.34 schwarze 699: }
700:
1.5 kristaps 701: /*
702: * Print before a section header.
703: */
1.1 schwarze 704: static int
1.3 schwarze 705: pre_sect(DECL_ARGS)
706: {
707:
1.46 schwarze 708: switch (n->type) {
709: case (MDOC_HEAD):
710: outflags |= MMAN_sp;
711: print_block(manacts[n->tok].prefix, 0);
712: print_word("");
713: putchar('\"');
714: outflags &= ~MMAN_spc;
715: break;
716: case (MDOC_BODY):
717: if (MDOC_Sh == n->tok) {
718: if (MDOC_SYNPRETTY & n->flags)
719: outflags |= MMAN_Bk;
720: else
721: outflags &= ~MMAN_Bk;
722: }
723: break;
724: default:
725: break;
726: }
1.3 schwarze 727: return(1);
728: }
729:
1.5 kristaps 730: /*
731: * Print subsequent a section header.
732: */
1.3 schwarze 733: static void
734: post_sect(DECL_ARGS)
735: {
736:
737: if (MDOC_HEAD != n->type)
738: return;
1.20 schwarze 739: outflags &= ~MMAN_spc;
1.37 schwarze 740: print_word("");
741: putchar('\"');
1.20 schwarze 742: outflags |= MMAN_nl;
1.22 schwarze 743: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
744: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
745: }
746:
1.23 schwarze 747: /* See mdoc_term.c, synopsis_pre() for comments. */
748: static void
749: pre_syn(const struct mdoc_node *n)
750: {
751:
752: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
753: return;
754:
755: if (n->prev->tok == n->tok &&
756: MDOC_Ft != n->tok &&
757: MDOC_Fo != n->tok &&
758: MDOC_Fn != n->tok) {
759: outflags |= MMAN_br;
760: return;
761: }
762:
763: switch (n->prev->tok) {
764: case (MDOC_Fd):
765: /* FALLTHROUGH */
766: case (MDOC_Fn):
767: /* FALLTHROUGH */
768: case (MDOC_Fo):
769: /* FALLTHROUGH */
770: case (MDOC_In):
771: /* FALLTHROUGH */
772: case (MDOC_Vt):
773: outflags |= MMAN_sp;
774: break;
775: case (MDOC_Ft):
776: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
777: outflags |= MMAN_sp;
778: break;
779: }
780: /* FALLTHROUGH */
781: default:
782: outflags |= MMAN_br;
783: break;
784: }
785: }
786:
1.22 schwarze 787: static int
788: pre_an(DECL_ARGS)
789: {
790:
791: switch (n->norm->An.auth) {
792: case (AUTH_split):
793: outflags &= ~MMAN_An_nosplit;
794: outflags |= MMAN_An_split;
795: return(0);
796: case (AUTH_nosplit):
797: outflags &= ~MMAN_An_split;
798: outflags |= MMAN_An_nosplit;
799: return(0);
800: default:
801: if (MMAN_An_split & outflags)
802: outflags |= MMAN_br;
803: else if (SEC_AUTHORS == n->sec &&
804: ! (MMAN_An_nosplit & outflags))
805: outflags |= MMAN_An_split;
806: return(1);
807: }
1.3 schwarze 808: }
809:
810: static int
811: pre_ap(DECL_ARGS)
812: {
813:
1.20 schwarze 814: outflags &= ~MMAN_spc;
815: print_word("'");
816: outflags &= ~MMAN_spc;
1.3 schwarze 817: return(0);
818: }
819:
820: static int
821: pre_bd(DECL_ARGS)
822: {
823:
1.36 schwarze 824: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
825:
826: if (DISP_unfilled == n->norm->Bd.type ||
827: DISP_literal == n->norm->Bd.type)
828: print_line(".nf", 0);
829: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 830: outflags |= MMAN_sp;
1.20 schwarze 831: print_offs(n->norm->Bd.offs);
1.3 schwarze 832: return(1);
833: }
834:
835: static void
836: post_bd(DECL_ARGS)
837: {
838:
1.43 schwarze 839: /* Close out this display. */
1.36 schwarze 840: print_line(".RE", MMAN_nl);
1.3 schwarze 841: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 842: DISP_literal == n->norm->Bd.type)
843: print_line(".fi", MMAN_nl);
1.43 schwarze 844:
1.47 schwarze 845: /* Maybe we are inside an enclosing list? */
846: if (NULL != n->parent->next)
847: mid_it();
1.13 schwarze 848: }
849:
850: static int
1.27 schwarze 851: pre_bf(DECL_ARGS)
852: {
853:
854: switch (n->type) {
855: case (MDOC_BLOCK):
856: return(1);
857: case (MDOC_BODY):
858: break;
859: default:
860: return(0);
861: }
862: switch (n->norm->Bf.font) {
863: case (FONT_Em):
864: font_push('I');
865: break;
866: case (FONT_Sy):
867: font_push('B');
868: break;
869: default:
870: font_push('R');
871: break;
872: }
873: return(1);
874: }
875:
876: static void
877: post_bf(DECL_ARGS)
878: {
879:
880: if (MDOC_BODY == n->type)
881: font_pop();
882: }
883:
884: static int
1.13 schwarze 885: pre_bk(DECL_ARGS)
886: {
887:
888: switch (n->type) {
889: case (MDOC_BLOCK):
890: return(1);
891: case (MDOC_BODY):
1.20 schwarze 892: outflags |= MMAN_Bk;
1.13 schwarze 893: return(1);
894: default:
895: return(0);
896: }
897: }
898:
899: static void
900: post_bk(DECL_ARGS)
901: {
902:
1.50 schwarze 903: if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
1.20 schwarze 904: outflags &= ~MMAN_Bk;
1.3 schwarze 905: }
906:
907: static int
1.30 schwarze 908: pre_bl(DECL_ARGS)
909: {
1.33 schwarze 910: size_t icol;
1.30 schwarze 911:
1.49 schwarze 912: /*
913: * print_offs() will increase the -offset to account for
914: * a possible enclosing .It, but any enclosed .It blocks
915: * just nest and do not add up their indentation.
916: */
917: if (n->norm->Bl.offs) {
918: print_offs(n->norm->Bl.offs);
919: Bl_stack[Bl_stack_len++] = 0;
920: }
921:
1.33 schwarze 922: switch (n->norm->Bl.type) {
923: case (LIST_enum):
1.30 schwarze 924: n->norm->Bl.count = 0;
1.33 schwarze 925: return(1);
926: case (LIST_column):
927: break;
928: default:
929: return(1);
930: }
931:
1.36 schwarze 932: print_line(".TS", MMAN_nl);
1.33 schwarze 933: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
934: print_word("l");
935: print_word(".");
1.36 schwarze 936: outflags |= MMAN_nl;
1.30 schwarze 937: return(1);
938: }
939:
940: static void
941: post_bl(DECL_ARGS)
942: {
943:
1.33 schwarze 944: switch (n->norm->Bl.type) {
1.36 schwarze 945: case (LIST_column):
946: print_line(".TE", 0);
947: break;
1.33 schwarze 948: case (LIST_enum):
949: n->norm->Bl.count = 0;
950: break;
951: default:
952: break;
953: }
1.49 schwarze 954:
955: if (n->norm->Bl.offs) {
956: print_line(".RE", MMAN_nl);
957: assert(Bl_stack_len);
958: Bl_stack_len--;
959: assert(0 == Bl_stack[Bl_stack_len]);
960: } else {
961: outflags |= MMAN_PP | MMAN_nl;
962: outflags &= ~(MMAN_sp | MMAN_br);
963: }
1.47 schwarze 964:
965: /* Maybe we are inside an enclosing list? */
966: if (NULL != n->parent->next)
967: mid_it();
968:
1.30 schwarze 969: }
970:
971: static int
1.3 schwarze 972: pre_br(DECL_ARGS)
973: {
974:
1.21 schwarze 975: outflags |= MMAN_br;
1.3 schwarze 976: return(0);
977: }
978:
979: static int
1.8 schwarze 980: pre_bx(DECL_ARGS)
981: {
982:
983: n = n->child;
984: if (n) {
1.20 schwarze 985: print_word(n->string);
986: outflags &= ~MMAN_spc;
1.8 schwarze 987: n = n->next;
988: }
1.20 schwarze 989: print_word("BSD");
1.8 schwarze 990: if (NULL == n)
991: return(0);
1.20 schwarze 992: outflags &= ~MMAN_spc;
993: print_word("-");
994: outflags &= ~MMAN_spc;
995: print_word(n->string);
1.8 schwarze 996: return(0);
997: }
998:
999: static int
1.1 schwarze 1000: pre_dl(DECL_ARGS)
1001: {
1002:
1.47 schwarze 1003: print_offs("6n");
1.1 schwarze 1004: return(1);
1005: }
1006:
1007: static void
1008: post_dl(DECL_ARGS)
1009: {
1010:
1.36 schwarze 1011: print_line(".RE", MMAN_nl);
1.47 schwarze 1012:
1013: /* Maybe we are inside an enclosing list? */
1014: if (NULL != n->parent->next)
1015: mid_it();
1.16 schwarze 1016: }
1017:
1018: static int
1.26 schwarze 1019: pre_em(DECL_ARGS)
1020: {
1021:
1022: font_push('I');
1023: return(1);
1.28 schwarze 1024: }
1025:
1026: static void
1027: post_eo(DECL_ARGS)
1028: {
1029:
1030: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1031: outflags &= ~MMAN_spc;
1.26 schwarze 1032: }
1033:
1034: static int
1.17 schwarze 1035: pre_fa(DECL_ARGS)
1036: {
1037:
1038: if (MDOC_Fa == n->tok)
1039: n = n->child;
1040:
1041: while (NULL != n) {
1.26 schwarze 1042: font_push('I');
1.42 schwarze 1043: print_node(meta, n);
1.26 schwarze 1044: font_pop();
1.17 schwarze 1045: if (NULL != (n = n->next))
1.20 schwarze 1046: print_word(",");
1.17 schwarze 1047: }
1048: return(0);
1049: }
1050:
1051: static void
1052: post_fa(DECL_ARGS)
1053: {
1054:
1055: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1056: print_word(",");
1.29 schwarze 1057: }
1058:
1059: static int
1060: pre_fd(DECL_ARGS)
1061: {
1062:
1063: pre_syn(n);
1064: font_push('B');
1065: return(1);
1066: }
1067:
1068: static void
1069: post_fd(DECL_ARGS)
1070: {
1071:
1072: font_pop();
1073: outflags |= MMAN_br;
1.17 schwarze 1074: }
1075:
1076: static int
1.26 schwarze 1077: pre_fl(DECL_ARGS)
1078: {
1079:
1080: font_push('B');
1.45 schwarze 1081: print_word("\\-");
1.26 schwarze 1082: outflags &= ~MMAN_spc;
1083: return(1);
1084: }
1085:
1086: static void
1087: post_fl(DECL_ARGS)
1088: {
1089:
1090: font_pop();
1.27 schwarze 1091: if (0 == n->nchild && NULL != n->next &&
1092: n->next->line == n->line)
1.26 schwarze 1093: outflags &= ~MMAN_spc;
1094: }
1095:
1096: static int
1.16 schwarze 1097: pre_fn(DECL_ARGS)
1098: {
1099:
1.23 schwarze 1100: pre_syn(n);
1101:
1.16 schwarze 1102: n = n->child;
1103: if (NULL == n)
1104: return(0);
1105:
1.26 schwarze 1106: font_push('B');
1.42 schwarze 1107: print_node(meta, n);
1.26 schwarze 1108: font_pop();
1.20 schwarze 1109: outflags &= ~MMAN_spc;
1.26 schwarze 1110: print_word("(");
1.20 schwarze 1111: outflags &= ~MMAN_spc;
1.35 schwarze 1112:
1113: n = n->next;
1114: if (NULL != n)
1.42 schwarze 1115: pre_fa(meta, n);
1.35 schwarze 1116: return(0);
1.16 schwarze 1117: }
1118:
1119: static void
1120: post_fn(DECL_ARGS)
1121: {
1122:
1.20 schwarze 1123: print_word(")");
1.16 schwarze 1124: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1125: print_word(";");
1.21 schwarze 1126: outflags |= MMAN_br;
1.17 schwarze 1127: }
1128: }
1129:
1130: static int
1131: pre_fo(DECL_ARGS)
1132: {
1133:
1134: switch (n->type) {
1.23 schwarze 1135: case (MDOC_BLOCK):
1136: pre_syn(n);
1137: break;
1.17 schwarze 1138: case (MDOC_HEAD):
1.26 schwarze 1139: font_push('B');
1.17 schwarze 1140: break;
1141: case (MDOC_BODY):
1.20 schwarze 1142: outflags &= ~MMAN_spc;
1143: print_word("(");
1144: outflags &= ~MMAN_spc;
1.17 schwarze 1145: break;
1146: default:
1147: break;
1148: }
1149: return(1);
1150: }
1151:
1152: static void
1153: post_fo(DECL_ARGS)
1154: {
1155:
1156: switch (n->type) {
1157: case (MDOC_HEAD):
1.26 schwarze 1158: font_pop();
1.17 schwarze 1159: break;
1160: case (MDOC_BODY):
1.42 schwarze 1161: post_fn(meta, n);
1.17 schwarze 1162: break;
1163: default:
1164: break;
1.16 schwarze 1165: }
1.15 schwarze 1166: }
1167:
1168: static int
1.23 schwarze 1169: pre_ft(DECL_ARGS)
1170: {
1171:
1172: pre_syn(n);
1.26 schwarze 1173: font_push('I');
1.23 schwarze 1174: return(1);
1175: }
1176:
1177: static int
1.15 schwarze 1178: pre_in(DECL_ARGS)
1179: {
1180:
1181: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1182: pre_syn(n);
1.26 schwarze 1183: font_push('B');
1184: print_word("#include <");
1185: outflags &= ~MMAN_spc;
1186: } else {
1187: print_word("<");
1188: outflags &= ~MMAN_spc;
1189: font_push('I');
1190: }
1.15 schwarze 1191: return(1);
1192: }
1193:
1194: static void
1195: post_in(DECL_ARGS)
1196: {
1197:
1198: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1199: outflags &= ~MMAN_spc;
1200: print_word(">");
1201: font_pop();
1.21 schwarze 1202: outflags |= MMAN_br;
1.26 schwarze 1203: } else {
1204: font_pop();
1205: outflags &= ~MMAN_spc;
1206: print_word(">");
1207: }
1.1 schwarze 1208: }
1209:
1210: static int
1211: pre_it(DECL_ARGS)
1212: {
1213: const struct mdoc_node *bln;
1214:
1.30 schwarze 1215: switch (n->type) {
1216: case (MDOC_HEAD):
1.36 schwarze 1217: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1218: bln = n->parent->parent;
1.36 schwarze 1219: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1220: (NULL == n->parent->prev &&
1221: NULL == bln->parent->prev))
1.36 schwarze 1222: outflags |= MMAN_sp;
1223: outflags &= ~MMAN_br;
1.3 schwarze 1224: switch (bln->norm->Bl.type) {
1.30 schwarze 1225: case (LIST_item):
1226: return(0);
1227: case (LIST_inset):
1228: /* FALLTHROUGH */
1229: case (LIST_diag):
1230: /* FALLTHROUGH */
1231: case (LIST_ohang):
1232: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1233: print_line(".B \"", 0);
1.30 schwarze 1234: else
1.36 schwarze 1235: print_line(".R \"", 0);
1.30 schwarze 1236: outflags &= ~MMAN_spc;
1237: return(1);
1.3 schwarze 1238: case (LIST_bullet):
1.30 schwarze 1239: /* FALLTHROUGH */
1240: case (LIST_dash):
1241: /* FALLTHROUGH */
1242: case (LIST_hyphen):
1.35 schwarze 1243: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1244: TPremain = 0;
1.30 schwarze 1245: outflags |= MMAN_nl;
1246: font_push('B');
1247: if (LIST_bullet == bln->norm->Bl.type)
1248: print_word("o");
1249: else
1250: print_word("-");
1251: font_pop();
1252: break;
1253: case (LIST_enum):
1.35 schwarze 1254: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1255: TPremain = 0;
1.30 schwarze 1256: outflags |= MMAN_nl;
1257: print_count(&bln->norm->Bl.count);
1.3 schwarze 1258: break;
1.31 schwarze 1259: case (LIST_hang):
1.35 schwarze 1260: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1261: TPremain = 0;
1.32 schwarze 1262: break;
1263: case (LIST_tag):
1.37 schwarze 1264: print_width(bln->norm->Bl.width, n->child, 0);
1265: putchar('\n');
1266: outflags &= ~MMAN_spc;
1267: return(1);
1.3 schwarze 1268: default:
1.32 schwarze 1269: return(1);
1.3 schwarze 1270: }
1.20 schwarze 1271: outflags |= MMAN_nl;
1.30 schwarze 1272: default:
1273: break;
1.1 schwarze 1274: }
1275: return(1);
1.30 schwarze 1276: }
1277:
1.47 schwarze 1278: /*
1279: * This function is called after closing out an indented block.
1280: * If we are inside an enclosing list, restore its indentation.
1281: */
1282: static void
1283: mid_it(void)
1284: {
1285: char buf[24];
1286:
1287: /* Nothing to do outside a list. */
1288: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1289: return;
1290:
1291: /* The indentation has already been set up. */
1292: if (Bl_stack_post[Bl_stack_len - 1])
1293: return;
1294:
1295: /* Restore the indentation of the enclosing list. */
1296: print_line(".RS", MMAN_Bk_susp);
1297: snprintf(buf, sizeof(buf), "%ldn", Bl_stack[Bl_stack_len - 1]);
1298: print_word(buf);
1299:
1300: /* Remeber to close out this .RS block later. */
1301: Bl_stack_post[Bl_stack_len - 1] = 1;
1302: }
1303:
1.30 schwarze 1304: static void
1305: post_it(DECL_ARGS)
1306: {
1307: const struct mdoc_node *bln;
1308:
1.33 schwarze 1309: bln = n->parent->parent;
1310:
1311: switch (n->type) {
1312: case (MDOC_HEAD):
1.30 schwarze 1313: switch (bln->norm->Bl.type) {
1314: case (LIST_diag):
1315: outflags &= ~MMAN_spc;
1316: print_word("\\ ");
1317: break;
1318: case (LIST_ohang):
1319: outflags |= MMAN_br;
1320: break;
1321: default:
1322: break;
1323: }
1.33 schwarze 1324: break;
1325: case (MDOC_BODY):
1.43 schwarze 1326: switch (bln->norm->Bl.type) {
1327: case (LIST_bullet):
1328: /* FALLTHROUGH */
1329: case (LIST_dash):
1330: /* FALLTHROUGH */
1331: case (LIST_hyphen):
1332: /* FALLTHROUGH */
1333: case (LIST_enum):
1334: /* FALLTHROUGH */
1335: case (LIST_hang):
1336: /* FALLTHROUGH */
1337: case (LIST_tag):
1338: assert(Bl_stack_len);
1339: Bl_stack[--Bl_stack_len] = 0;
1340:
1341: /*
1342: * Our indentation had to be restored
1.47 schwarze 1343: * after a child display or child list.
1.43 schwarze 1344: * Close out that indentation block now.
1345: */
1346: if (Bl_stack_post[Bl_stack_len]) {
1347: print_line(".RE", MMAN_nl);
1348: Bl_stack_post[Bl_stack_len] = 0;
1349: }
1350: break;
1351: case (LIST_column):
1352: if (NULL != n->next) {
1353: putchar('\t');
1354: outflags &= ~MMAN_spc;
1355: }
1356: break;
1357: default:
1358: break;
1.33 schwarze 1359: }
1360: break;
1361: default:
1362: break;
1.30 schwarze 1363: }
1.14 schwarze 1364: }
1365:
1366: static void
1367: post_lb(DECL_ARGS)
1368: {
1369:
1.21 schwarze 1370: if (SEC_LIBRARY == n->sec)
1371: outflags |= MMAN_br;
1.24 schwarze 1372: }
1373:
1374: static int
1375: pre_lk(DECL_ARGS)
1376: {
1377: const struct mdoc_node *link, *descr;
1378:
1379: if (NULL == (link = n->child))
1380: return(0);
1381:
1382: if (NULL != (descr = link->next)) {
1.26 schwarze 1383: font_push('I');
1.24 schwarze 1384: while (NULL != descr) {
1385: print_word(descr->string);
1386: descr = descr->next;
1387: }
1388: print_word(":");
1.26 schwarze 1389: font_pop();
1.24 schwarze 1390: }
1391:
1.26 schwarze 1392: font_push('B');
1.24 schwarze 1393: print_word(link->string);
1.26 schwarze 1394: font_pop();
1.24 schwarze 1395: return(0);
1.1 schwarze 1396: }
1397:
1398: static int
1.26 schwarze 1399: pre_li(DECL_ARGS)
1400: {
1401:
1402: font_push('R');
1403: return(1);
1404: }
1405:
1406: static int
1.1 schwarze 1407: pre_nm(DECL_ARGS)
1408: {
1.38 schwarze 1409: char *name;
1.1 schwarze 1410:
1.23 schwarze 1411: if (MDOC_BLOCK == n->type)
1412: pre_syn(n);
1.1 schwarze 1413: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1414: return(1);
1.42 schwarze 1415: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1416: if (NULL == name)
1.23 schwarze 1417: return(0);
1.38 schwarze 1418: if (MDOC_HEAD == n->type) {
1419: if (NULL == n->parent->prev)
1420: outflags |= MMAN_sp;
1421: print_block(".HP", 0);
1422: printf(" %ldn", strlen(name) + 1);
1423: outflags |= MMAN_nl;
1424: }
1.26 schwarze 1425: font_push('B');
1.1 schwarze 1426: if (NULL == n->child)
1.42 schwarze 1427: print_word(meta->name);
1.1 schwarze 1428: return(1);
1429: }
1430:
1431: static void
1432: post_nm(DECL_ARGS)
1433: {
1434:
1435: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1436: return;
1.26 schwarze 1437: font_pop();
1.25 schwarze 1438: }
1439:
1440: static int
1441: pre_no(DECL_ARGS)
1442: {
1443:
1444: outflags |= MMAN_spc_force;
1445: return(1);
1.1 schwarze 1446: }
1447:
1448: static int
1449: pre_ns(DECL_ARGS)
1450: {
1451:
1.20 schwarze 1452: outflags &= ~MMAN_spc;
1.1 schwarze 1453: return(0);
1454: }
1455:
1.3 schwarze 1456: static void
1457: post_pf(DECL_ARGS)
1458: {
1459:
1.20 schwarze 1460: outflags &= ~MMAN_spc;
1.3 schwarze 1461: }
1462:
1.1 schwarze 1463: static int
1464: pre_pp(DECL_ARGS)
1465: {
1466:
1.36 schwarze 1467: if (MDOC_It != n->parent->tok)
1468: outflags |= MMAN_PP;
1469: outflags |= MMAN_sp | MMAN_nl;
1470: outflags &= ~MMAN_br;
1.34 schwarze 1471: return(0);
1472: }
1473:
1474: static int
1475: pre_rs(DECL_ARGS)
1476: {
1477:
1478: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1479: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1480: outflags &= ~MMAN_br;
1.34 schwarze 1481: }
1482: return(1);
1.12 schwarze 1483: }
1484:
1485: static int
1486: pre_sm(DECL_ARGS)
1487: {
1488:
1489: assert(n->child && MDOC_TEXT == n->child->type);
1490: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1491: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1492: else
1.20 schwarze 1493: outflags &= ~MMAN_Sm;
1.12 schwarze 1494: return(0);
1.1 schwarze 1495: }
1496:
1497: static int
1.3 schwarze 1498: pre_sp(DECL_ARGS)
1.1 schwarze 1499: {
1500:
1.41 schwarze 1501: if (MMAN_PP & outflags) {
1502: outflags &= ~MMAN_PP;
1.40 schwarze 1503: print_line(".PP", 0);
1.41 schwarze 1504: } else
1.40 schwarze 1505: print_line(".sp", 0);
1.1 schwarze 1506: return(1);
1507: }
1508:
1509: static void
1.3 schwarze 1510: post_sp(DECL_ARGS)
1.1 schwarze 1511: {
1512:
1.20 schwarze 1513: outflags |= MMAN_nl;
1.18 schwarze 1514: }
1515:
1516: static int
1.26 schwarze 1517: pre_sy(DECL_ARGS)
1518: {
1519:
1520: font_push('B');
1521: return(1);
1522: }
1523:
1524: static int
1.18 schwarze 1525: pre_vt(DECL_ARGS)
1526: {
1527:
1528: if (MDOC_SYNPRETTY & n->flags) {
1529: switch (n->type) {
1530: case (MDOC_BLOCK):
1.23 schwarze 1531: pre_syn(n);
1.18 schwarze 1532: return(1);
1533: case (MDOC_BODY):
1534: break;
1535: default:
1536: return(0);
1537: }
1538: }
1.26 schwarze 1539: font_push('I');
1.18 schwarze 1540: return(1);
1541: }
1542:
1543: static void
1544: post_vt(DECL_ARGS)
1545: {
1546:
1.19 schwarze 1547: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1548: return;
1.26 schwarze 1549: font_pop();
1.1 schwarze 1550: }
1551:
1552: static int
1553: pre_xr(DECL_ARGS)
1554: {
1555:
1556: n = n->child;
1557: if (NULL == n)
1558: return(0);
1.42 schwarze 1559: print_node(meta, n);
1.1 schwarze 1560: n = n->next;
1561: if (NULL == n)
1562: return(0);
1.20 schwarze 1563: outflags &= ~MMAN_spc;
1564: print_word("(");
1.42 schwarze 1565: print_node(meta, n);
1.20 schwarze 1566: print_word(")");
1.1 schwarze 1567: return(0);
1.8 schwarze 1568: }
1569:
1570: static int
1571: pre_ux(DECL_ARGS)
1572: {
1573:
1.20 schwarze 1574: print_word(manacts[n->tok].prefix);
1.8 schwarze 1575: if (NULL == n->child)
1576: return(0);
1.20 schwarze 1577: outflags &= ~MMAN_spc;
1.45 schwarze 1578: print_word("\\ ");
1.20 schwarze 1579: outflags &= ~MMAN_spc;
1.8 schwarze 1580: return(1);
1.1 schwarze 1581: }
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