Annotation of mandoc/mdoc_man.c, Revision 1.54
1.54 ! schwarze 1: /* $Id: mdoc_man.c,v 1.53 2013/10/07 22:22:10 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:
1.53 schwarze 445: snprintf(buf, sizeof(buf), "%zun", 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) {
1.53 schwarze 498: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 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:
1.54 ! schwarze 708: if (MDOC_HEAD == n->type) {
1.46 schwarze 709: outflags |= MMAN_sp;
710: print_block(manacts[n->tok].prefix, 0);
711: print_word("");
712: putchar('\"');
713: outflags &= ~MMAN_spc;
714: }
1.3 schwarze 715: return(1);
716: }
717:
1.5 kristaps 718: /*
719: * Print subsequent a section header.
720: */
1.3 schwarze 721: static void
722: post_sect(DECL_ARGS)
723: {
724:
725: if (MDOC_HEAD != n->type)
726: return;
1.20 schwarze 727: outflags &= ~MMAN_spc;
1.37 schwarze 728: print_word("");
729: putchar('\"');
1.20 schwarze 730: outflags |= MMAN_nl;
1.22 schwarze 731: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
732: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
733: }
734:
1.23 schwarze 735: /* See mdoc_term.c, synopsis_pre() for comments. */
736: static void
737: pre_syn(const struct mdoc_node *n)
738: {
739:
740: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
741: return;
742:
743: if (n->prev->tok == n->tok &&
744: MDOC_Ft != n->tok &&
745: MDOC_Fo != n->tok &&
746: MDOC_Fn != n->tok) {
747: outflags |= MMAN_br;
748: return;
749: }
750:
751: switch (n->prev->tok) {
752: case (MDOC_Fd):
753: /* FALLTHROUGH */
754: case (MDOC_Fn):
755: /* FALLTHROUGH */
756: case (MDOC_Fo):
757: /* FALLTHROUGH */
758: case (MDOC_In):
759: /* FALLTHROUGH */
760: case (MDOC_Vt):
761: outflags |= MMAN_sp;
762: break;
763: case (MDOC_Ft):
764: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
765: outflags |= MMAN_sp;
766: break;
767: }
768: /* FALLTHROUGH */
769: default:
770: outflags |= MMAN_br;
771: break;
772: }
773: }
774:
1.22 schwarze 775: static int
776: pre_an(DECL_ARGS)
777: {
778:
779: switch (n->norm->An.auth) {
780: case (AUTH_split):
781: outflags &= ~MMAN_An_nosplit;
782: outflags |= MMAN_An_split;
783: return(0);
784: case (AUTH_nosplit):
785: outflags &= ~MMAN_An_split;
786: outflags |= MMAN_An_nosplit;
787: return(0);
788: default:
789: if (MMAN_An_split & outflags)
790: outflags |= MMAN_br;
791: else if (SEC_AUTHORS == n->sec &&
792: ! (MMAN_An_nosplit & outflags))
793: outflags |= MMAN_An_split;
794: return(1);
795: }
1.3 schwarze 796: }
797:
798: static int
799: pre_ap(DECL_ARGS)
800: {
801:
1.20 schwarze 802: outflags &= ~MMAN_spc;
803: print_word("'");
804: outflags &= ~MMAN_spc;
1.3 schwarze 805: return(0);
806: }
807:
808: static int
809: pre_bd(DECL_ARGS)
810: {
811:
1.36 schwarze 812: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
813:
814: if (DISP_unfilled == n->norm->Bd.type ||
815: DISP_literal == n->norm->Bd.type)
816: print_line(".nf", 0);
817: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 818: outflags |= MMAN_sp;
1.20 schwarze 819: print_offs(n->norm->Bd.offs);
1.3 schwarze 820: return(1);
821: }
822:
823: static void
824: post_bd(DECL_ARGS)
825: {
826:
1.43 schwarze 827: /* Close out this display. */
1.36 schwarze 828: print_line(".RE", MMAN_nl);
1.3 schwarze 829: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 830: DISP_literal == n->norm->Bd.type)
831: print_line(".fi", MMAN_nl);
1.43 schwarze 832:
1.47 schwarze 833: /* Maybe we are inside an enclosing list? */
834: if (NULL != n->parent->next)
835: mid_it();
1.13 schwarze 836: }
837:
838: static int
1.27 schwarze 839: pre_bf(DECL_ARGS)
840: {
841:
842: switch (n->type) {
843: case (MDOC_BLOCK):
844: return(1);
845: case (MDOC_BODY):
846: break;
847: default:
848: return(0);
849: }
850: switch (n->norm->Bf.font) {
851: case (FONT_Em):
852: font_push('I');
853: break;
854: case (FONT_Sy):
855: font_push('B');
856: break;
857: default:
858: font_push('R');
859: break;
860: }
861: return(1);
862: }
863:
864: static void
865: post_bf(DECL_ARGS)
866: {
867:
868: if (MDOC_BODY == n->type)
869: font_pop();
870: }
871:
872: static int
1.13 schwarze 873: pre_bk(DECL_ARGS)
874: {
875:
876: switch (n->type) {
877: case (MDOC_BLOCK):
878: return(1);
879: case (MDOC_BODY):
1.20 schwarze 880: outflags |= MMAN_Bk;
1.13 schwarze 881: return(1);
882: default:
883: return(0);
884: }
885: }
886:
887: static void
888: post_bk(DECL_ARGS)
889: {
890:
1.54 ! schwarze 891: if (MDOC_BODY == n->type)
1.20 schwarze 892: outflags &= ~MMAN_Bk;
1.3 schwarze 893: }
894:
895: static int
1.30 schwarze 896: pre_bl(DECL_ARGS)
897: {
1.33 schwarze 898: size_t icol;
1.30 schwarze 899:
1.49 schwarze 900: /*
901: * print_offs() will increase the -offset to account for
902: * a possible enclosing .It, but any enclosed .It blocks
903: * just nest and do not add up their indentation.
904: */
905: if (n->norm->Bl.offs) {
906: print_offs(n->norm->Bl.offs);
907: Bl_stack[Bl_stack_len++] = 0;
908: }
909:
1.33 schwarze 910: switch (n->norm->Bl.type) {
911: case (LIST_enum):
1.30 schwarze 912: n->norm->Bl.count = 0;
1.33 schwarze 913: return(1);
914: case (LIST_column):
915: break;
916: default:
917: return(1);
918: }
919:
1.36 schwarze 920: print_line(".TS", MMAN_nl);
1.33 schwarze 921: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
922: print_word("l");
923: print_word(".");
1.36 schwarze 924: outflags |= MMAN_nl;
1.30 schwarze 925: return(1);
926: }
927:
928: static void
929: post_bl(DECL_ARGS)
930: {
931:
1.33 schwarze 932: switch (n->norm->Bl.type) {
1.36 schwarze 933: case (LIST_column):
934: print_line(".TE", 0);
935: break;
1.33 schwarze 936: case (LIST_enum):
937: n->norm->Bl.count = 0;
938: break;
939: default:
940: break;
941: }
1.49 schwarze 942:
943: if (n->norm->Bl.offs) {
944: print_line(".RE", MMAN_nl);
945: assert(Bl_stack_len);
946: Bl_stack_len--;
947: assert(0 == Bl_stack[Bl_stack_len]);
948: } else {
949: outflags |= MMAN_PP | MMAN_nl;
950: outflags &= ~(MMAN_sp | MMAN_br);
951: }
1.47 schwarze 952:
953: /* Maybe we are inside an enclosing list? */
954: if (NULL != n->parent->next)
955: mid_it();
956:
1.30 schwarze 957: }
958:
959: static int
1.3 schwarze 960: pre_br(DECL_ARGS)
961: {
962:
1.21 schwarze 963: outflags |= MMAN_br;
1.3 schwarze 964: return(0);
965: }
966:
967: static int
1.8 schwarze 968: pre_bx(DECL_ARGS)
969: {
970:
971: n = n->child;
972: if (n) {
1.20 schwarze 973: print_word(n->string);
974: outflags &= ~MMAN_spc;
1.8 schwarze 975: n = n->next;
976: }
1.20 schwarze 977: print_word("BSD");
1.8 schwarze 978: if (NULL == n)
979: return(0);
1.20 schwarze 980: outflags &= ~MMAN_spc;
981: print_word("-");
982: outflags &= ~MMAN_spc;
983: print_word(n->string);
1.8 schwarze 984: return(0);
985: }
986:
987: static int
1.1 schwarze 988: pre_dl(DECL_ARGS)
989: {
990:
1.47 schwarze 991: print_offs("6n");
1.1 schwarze 992: return(1);
993: }
994:
995: static void
996: post_dl(DECL_ARGS)
997: {
998:
1.36 schwarze 999: print_line(".RE", MMAN_nl);
1.47 schwarze 1000:
1001: /* Maybe we are inside an enclosing list? */
1002: if (NULL != n->parent->next)
1003: mid_it();
1.16 schwarze 1004: }
1005:
1006: static int
1.26 schwarze 1007: pre_em(DECL_ARGS)
1008: {
1009:
1010: font_push('I');
1011: return(1);
1.28 schwarze 1012: }
1013:
1014: static void
1015: post_eo(DECL_ARGS)
1016: {
1017:
1018: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1019: outflags &= ~MMAN_spc;
1.26 schwarze 1020: }
1021:
1022: static int
1.17 schwarze 1023: pre_fa(DECL_ARGS)
1024: {
1025:
1026: if (MDOC_Fa == n->tok)
1027: n = n->child;
1028:
1029: while (NULL != n) {
1.26 schwarze 1030: font_push('I');
1.42 schwarze 1031: print_node(meta, n);
1.26 schwarze 1032: font_pop();
1.17 schwarze 1033: if (NULL != (n = n->next))
1.20 schwarze 1034: print_word(",");
1.17 schwarze 1035: }
1036: return(0);
1037: }
1038:
1039: static void
1040: post_fa(DECL_ARGS)
1041: {
1042:
1043: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1044: print_word(",");
1.29 schwarze 1045: }
1046:
1047: static int
1048: pre_fd(DECL_ARGS)
1049: {
1050:
1051: pre_syn(n);
1052: font_push('B');
1053: return(1);
1054: }
1055:
1056: static void
1057: post_fd(DECL_ARGS)
1058: {
1059:
1060: font_pop();
1061: outflags |= MMAN_br;
1.17 schwarze 1062: }
1063:
1064: static int
1.26 schwarze 1065: pre_fl(DECL_ARGS)
1066: {
1067:
1068: font_push('B');
1.45 schwarze 1069: print_word("\\-");
1.26 schwarze 1070: outflags &= ~MMAN_spc;
1071: return(1);
1072: }
1073:
1074: static void
1075: post_fl(DECL_ARGS)
1076: {
1077:
1078: font_pop();
1.27 schwarze 1079: if (0 == n->nchild && NULL != n->next &&
1080: n->next->line == n->line)
1.26 schwarze 1081: outflags &= ~MMAN_spc;
1082: }
1083:
1084: static int
1.16 schwarze 1085: pre_fn(DECL_ARGS)
1086: {
1087:
1.23 schwarze 1088: pre_syn(n);
1089:
1.16 schwarze 1090: n = n->child;
1091: if (NULL == n)
1092: return(0);
1093:
1.26 schwarze 1094: font_push('B');
1.42 schwarze 1095: print_node(meta, n);
1.26 schwarze 1096: font_pop();
1.20 schwarze 1097: outflags &= ~MMAN_spc;
1.26 schwarze 1098: print_word("(");
1.20 schwarze 1099: outflags &= ~MMAN_spc;
1.35 schwarze 1100:
1101: n = n->next;
1102: if (NULL != n)
1.42 schwarze 1103: pre_fa(meta, n);
1.35 schwarze 1104: return(0);
1.16 schwarze 1105: }
1106:
1107: static void
1108: post_fn(DECL_ARGS)
1109: {
1110:
1.20 schwarze 1111: print_word(")");
1.16 schwarze 1112: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1113: print_word(";");
1.21 schwarze 1114: outflags |= MMAN_br;
1.17 schwarze 1115: }
1116: }
1117:
1118: static int
1119: pre_fo(DECL_ARGS)
1120: {
1121:
1122: switch (n->type) {
1.23 schwarze 1123: case (MDOC_BLOCK):
1124: pre_syn(n);
1125: break;
1.17 schwarze 1126: case (MDOC_HEAD):
1.26 schwarze 1127: font_push('B');
1.17 schwarze 1128: break;
1129: case (MDOC_BODY):
1.20 schwarze 1130: outflags &= ~MMAN_spc;
1131: print_word("(");
1132: outflags &= ~MMAN_spc;
1.17 schwarze 1133: break;
1134: default:
1135: break;
1136: }
1137: return(1);
1138: }
1139:
1140: static void
1141: post_fo(DECL_ARGS)
1142: {
1143:
1144: switch (n->type) {
1145: case (MDOC_HEAD):
1.26 schwarze 1146: font_pop();
1.17 schwarze 1147: break;
1148: case (MDOC_BODY):
1.42 schwarze 1149: post_fn(meta, n);
1.17 schwarze 1150: break;
1151: default:
1152: break;
1.16 schwarze 1153: }
1.15 schwarze 1154: }
1155:
1156: static int
1.23 schwarze 1157: pre_ft(DECL_ARGS)
1158: {
1159:
1160: pre_syn(n);
1.26 schwarze 1161: font_push('I');
1.23 schwarze 1162: return(1);
1163: }
1164:
1165: static int
1.15 schwarze 1166: pre_in(DECL_ARGS)
1167: {
1168:
1169: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1170: pre_syn(n);
1.26 schwarze 1171: font_push('B');
1172: print_word("#include <");
1173: outflags &= ~MMAN_spc;
1174: } else {
1175: print_word("<");
1176: outflags &= ~MMAN_spc;
1177: font_push('I');
1178: }
1.15 schwarze 1179: return(1);
1180: }
1181:
1182: static void
1183: post_in(DECL_ARGS)
1184: {
1185:
1186: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1187: outflags &= ~MMAN_spc;
1188: print_word(">");
1189: font_pop();
1.21 schwarze 1190: outflags |= MMAN_br;
1.26 schwarze 1191: } else {
1192: font_pop();
1193: outflags &= ~MMAN_spc;
1194: print_word(">");
1195: }
1.1 schwarze 1196: }
1197:
1198: static int
1199: pre_it(DECL_ARGS)
1200: {
1201: const struct mdoc_node *bln;
1202:
1.30 schwarze 1203: switch (n->type) {
1204: case (MDOC_HEAD):
1.36 schwarze 1205: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1206: bln = n->parent->parent;
1.36 schwarze 1207: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1208: (NULL == n->parent->prev &&
1209: NULL == bln->parent->prev))
1.36 schwarze 1210: outflags |= MMAN_sp;
1211: outflags &= ~MMAN_br;
1.3 schwarze 1212: switch (bln->norm->Bl.type) {
1.30 schwarze 1213: case (LIST_item):
1214: return(0);
1215: case (LIST_inset):
1216: /* FALLTHROUGH */
1217: case (LIST_diag):
1218: /* FALLTHROUGH */
1219: case (LIST_ohang):
1220: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1221: print_line(".B \"", 0);
1.30 schwarze 1222: else
1.36 schwarze 1223: print_line(".R \"", 0);
1.30 schwarze 1224: outflags &= ~MMAN_spc;
1225: return(1);
1.3 schwarze 1226: case (LIST_bullet):
1.30 schwarze 1227: /* FALLTHROUGH */
1228: case (LIST_dash):
1229: /* FALLTHROUGH */
1230: case (LIST_hyphen):
1.35 schwarze 1231: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1232: TPremain = 0;
1.30 schwarze 1233: outflags |= MMAN_nl;
1234: font_push('B');
1235: if (LIST_bullet == bln->norm->Bl.type)
1236: print_word("o");
1237: else
1238: print_word("-");
1239: font_pop();
1240: break;
1241: case (LIST_enum):
1.35 schwarze 1242: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1243: TPremain = 0;
1.30 schwarze 1244: outflags |= MMAN_nl;
1245: print_count(&bln->norm->Bl.count);
1.3 schwarze 1246: break;
1.31 schwarze 1247: case (LIST_hang):
1.35 schwarze 1248: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1249: TPremain = 0;
1.32 schwarze 1250: break;
1251: case (LIST_tag):
1.37 schwarze 1252: print_width(bln->norm->Bl.width, n->child, 0);
1253: putchar('\n');
1254: outflags &= ~MMAN_spc;
1255: return(1);
1.3 schwarze 1256: default:
1.32 schwarze 1257: return(1);
1.3 schwarze 1258: }
1.20 schwarze 1259: outflags |= MMAN_nl;
1.30 schwarze 1260: default:
1261: break;
1.1 schwarze 1262: }
1263: return(1);
1.30 schwarze 1264: }
1265:
1.47 schwarze 1266: /*
1267: * This function is called after closing out an indented block.
1268: * If we are inside an enclosing list, restore its indentation.
1269: */
1270: static void
1271: mid_it(void)
1272: {
1273: char buf[24];
1274:
1275: /* Nothing to do outside a list. */
1276: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1277: return;
1278:
1279: /* The indentation has already been set up. */
1280: if (Bl_stack_post[Bl_stack_len - 1])
1281: return;
1282:
1283: /* Restore the indentation of the enclosing list. */
1284: print_line(".RS", MMAN_Bk_susp);
1.53 schwarze 1285: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1286: print_word(buf);
1287:
1288: /* Remeber to close out this .RS block later. */
1289: Bl_stack_post[Bl_stack_len - 1] = 1;
1290: }
1291:
1.30 schwarze 1292: static void
1293: post_it(DECL_ARGS)
1294: {
1295: const struct mdoc_node *bln;
1296:
1.33 schwarze 1297: bln = n->parent->parent;
1298:
1299: switch (n->type) {
1300: case (MDOC_HEAD):
1.30 schwarze 1301: switch (bln->norm->Bl.type) {
1302: case (LIST_diag):
1303: outflags &= ~MMAN_spc;
1304: print_word("\\ ");
1305: break;
1306: case (LIST_ohang):
1307: outflags |= MMAN_br;
1308: break;
1309: default:
1310: break;
1311: }
1.33 schwarze 1312: break;
1313: case (MDOC_BODY):
1.43 schwarze 1314: switch (bln->norm->Bl.type) {
1315: case (LIST_bullet):
1316: /* FALLTHROUGH */
1317: case (LIST_dash):
1318: /* FALLTHROUGH */
1319: case (LIST_hyphen):
1320: /* FALLTHROUGH */
1321: case (LIST_enum):
1322: /* FALLTHROUGH */
1323: case (LIST_hang):
1324: /* FALLTHROUGH */
1325: case (LIST_tag):
1326: assert(Bl_stack_len);
1327: Bl_stack[--Bl_stack_len] = 0;
1328:
1329: /*
1330: * Our indentation had to be restored
1.47 schwarze 1331: * after a child display or child list.
1.43 schwarze 1332: * Close out that indentation block now.
1333: */
1334: if (Bl_stack_post[Bl_stack_len]) {
1335: print_line(".RE", MMAN_nl);
1336: Bl_stack_post[Bl_stack_len] = 0;
1337: }
1338: break;
1339: case (LIST_column):
1340: if (NULL != n->next) {
1341: putchar('\t');
1342: outflags &= ~MMAN_spc;
1343: }
1344: break;
1345: default:
1346: break;
1.33 schwarze 1347: }
1348: break;
1349: default:
1350: break;
1.30 schwarze 1351: }
1.14 schwarze 1352: }
1353:
1354: static void
1355: post_lb(DECL_ARGS)
1356: {
1357:
1.21 schwarze 1358: if (SEC_LIBRARY == n->sec)
1359: outflags |= MMAN_br;
1.24 schwarze 1360: }
1361:
1362: static int
1363: pre_lk(DECL_ARGS)
1364: {
1365: const struct mdoc_node *link, *descr;
1366:
1367: if (NULL == (link = n->child))
1368: return(0);
1369:
1370: if (NULL != (descr = link->next)) {
1.26 schwarze 1371: font_push('I');
1.24 schwarze 1372: while (NULL != descr) {
1373: print_word(descr->string);
1374: descr = descr->next;
1375: }
1376: print_word(":");
1.26 schwarze 1377: font_pop();
1.24 schwarze 1378: }
1379:
1.26 schwarze 1380: font_push('B');
1.24 schwarze 1381: print_word(link->string);
1.26 schwarze 1382: font_pop();
1.24 schwarze 1383: return(0);
1.1 schwarze 1384: }
1385:
1386: static int
1.26 schwarze 1387: pre_li(DECL_ARGS)
1388: {
1389:
1390: font_push('R');
1391: return(1);
1392: }
1393:
1394: static int
1.1 schwarze 1395: pre_nm(DECL_ARGS)
1396: {
1.38 schwarze 1397: char *name;
1.1 schwarze 1398:
1.54 ! schwarze 1399: if (MDOC_BLOCK == n->type) {
! 1400: outflags |= MMAN_Bk;
1.23 schwarze 1401: pre_syn(n);
1.54 ! schwarze 1402: }
1.1 schwarze 1403: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1404: return(1);
1.42 schwarze 1405: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1406: if (NULL == name)
1.23 schwarze 1407: return(0);
1.38 schwarze 1408: if (MDOC_HEAD == n->type) {
1409: if (NULL == n->parent->prev)
1410: outflags |= MMAN_sp;
1411: print_block(".HP", 0);
1.53 schwarze 1412: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1413: outflags |= MMAN_nl;
1414: }
1.26 schwarze 1415: font_push('B');
1.1 schwarze 1416: if (NULL == n->child)
1.42 schwarze 1417: print_word(meta->name);
1.1 schwarze 1418: return(1);
1419: }
1420:
1421: static void
1422: post_nm(DECL_ARGS)
1423: {
1424:
1.54 ! schwarze 1425: switch (n->type) {
! 1426: case (MDOC_BLOCK):
! 1427: outflags &= ~MMAN_Bk;
! 1428: break;
! 1429: case (MDOC_HEAD):
! 1430: /* FALLTHROUGH */
! 1431: case (MDOC_ELEM):
! 1432: font_pop();
! 1433: break;
! 1434: default:
! 1435: break;
! 1436: }
1.25 schwarze 1437: }
1438:
1439: static int
1440: pre_no(DECL_ARGS)
1441: {
1442:
1443: outflags |= MMAN_spc_force;
1444: return(1);
1.1 schwarze 1445: }
1446:
1447: static int
1448: pre_ns(DECL_ARGS)
1449: {
1450:
1.20 schwarze 1451: outflags &= ~MMAN_spc;
1.1 schwarze 1452: return(0);
1453: }
1454:
1.3 schwarze 1455: static void
1456: post_pf(DECL_ARGS)
1457: {
1458:
1.20 schwarze 1459: outflags &= ~MMAN_spc;
1.3 schwarze 1460: }
1461:
1.1 schwarze 1462: static int
1463: pre_pp(DECL_ARGS)
1464: {
1465:
1.36 schwarze 1466: if (MDOC_It != n->parent->tok)
1467: outflags |= MMAN_PP;
1468: outflags |= MMAN_sp | MMAN_nl;
1469: outflags &= ~MMAN_br;
1.34 schwarze 1470: return(0);
1471: }
1472:
1473: static int
1474: pre_rs(DECL_ARGS)
1475: {
1476:
1477: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1478: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1479: outflags &= ~MMAN_br;
1.34 schwarze 1480: }
1481: return(1);
1.12 schwarze 1482: }
1483:
1484: static int
1485: pre_sm(DECL_ARGS)
1486: {
1487:
1488: assert(n->child && MDOC_TEXT == n->child->type);
1489: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1490: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1491: else
1.20 schwarze 1492: outflags &= ~MMAN_Sm;
1.12 schwarze 1493: return(0);
1.1 schwarze 1494: }
1495:
1496: static int
1.3 schwarze 1497: pre_sp(DECL_ARGS)
1.1 schwarze 1498: {
1499:
1.41 schwarze 1500: if (MMAN_PP & outflags) {
1501: outflags &= ~MMAN_PP;
1.40 schwarze 1502: print_line(".PP", 0);
1.41 schwarze 1503: } else
1.40 schwarze 1504: print_line(".sp", 0);
1.1 schwarze 1505: return(1);
1506: }
1507:
1508: static void
1.3 schwarze 1509: post_sp(DECL_ARGS)
1.1 schwarze 1510: {
1511:
1.20 schwarze 1512: outflags |= MMAN_nl;
1.18 schwarze 1513: }
1514:
1515: static int
1.26 schwarze 1516: pre_sy(DECL_ARGS)
1517: {
1518:
1519: font_push('B');
1520: return(1);
1521: }
1522:
1523: static int
1.18 schwarze 1524: pre_vt(DECL_ARGS)
1525: {
1526:
1527: if (MDOC_SYNPRETTY & n->flags) {
1528: switch (n->type) {
1529: case (MDOC_BLOCK):
1.23 schwarze 1530: pre_syn(n);
1.18 schwarze 1531: return(1);
1532: case (MDOC_BODY):
1533: break;
1534: default:
1535: return(0);
1536: }
1537: }
1.26 schwarze 1538: font_push('I');
1.18 schwarze 1539: return(1);
1540: }
1541:
1542: static void
1543: post_vt(DECL_ARGS)
1544: {
1545:
1.19 schwarze 1546: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1547: return;
1.26 schwarze 1548: font_pop();
1.1 schwarze 1549: }
1550:
1551: static int
1552: pre_xr(DECL_ARGS)
1553: {
1554:
1555: n = n->child;
1556: if (NULL == n)
1557: return(0);
1.42 schwarze 1558: print_node(meta, n);
1.1 schwarze 1559: n = n->next;
1560: if (NULL == n)
1561: return(0);
1.20 schwarze 1562: outflags &= ~MMAN_spc;
1563: print_word("(");
1.42 schwarze 1564: print_node(meta, n);
1.20 schwarze 1565: print_word(")");
1.1 schwarze 1566: return(0);
1.8 schwarze 1567: }
1568:
1569: static int
1570: pre_ux(DECL_ARGS)
1571: {
1572:
1.20 schwarze 1573: print_word(manacts[n->tok].prefix);
1.8 schwarze 1574: if (NULL == n->child)
1575: return(0);
1.20 schwarze 1576: outflags &= ~MMAN_spc;
1.45 schwarze 1577: print_word("\\ ");
1.20 schwarze 1578: outflags &= ~MMAN_spc;
1.8 schwarze 1579: return(1);
1.1 schwarze 1580: }
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