Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.55
1.55 ! schwarze 1: /* $Id: mdoc_man.c,v 1.54 2013/12/24 22:08:23 schwarze Exp $ */
1.1 schwarze 2: /*
1.48 schwarze 3: * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.9 schwarze 17: #include <assert.h>
1.1 schwarze 18: #include <stdio.h>
19: #include <string.h>
20:
21: #include "mandoc.h"
1.8 schwarze 22: #include "out.h"
1.4 schwarze 23: #include "man.h"
1.1 schwarze 24: #include "mdoc.h"
25: #include "main.h"
26:
1.42 schwarze 27: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 28: const struct mdoc_node *n
1.1 schwarze 29:
30: struct manact {
1.4 schwarze 31: int (*cond)(DECL_ARGS); /* DON'T run actions */
32: int (*pre)(DECL_ARGS); /* pre-node action */
33: void (*post)(DECL_ARGS); /* post-node action */
34: const char *prefix; /* pre-node string constant */
35: const char *suffix; /* post-node string constant */
1.1 schwarze 36: };
37:
1.4 schwarze 38: static int cond_body(DECL_ARGS);
1.1 schwarze 39: static int cond_head(DECL_ARGS);
1.24 schwarze 40: static void font_push(char);
41: static void font_pop(void);
1.46 schwarze 42: static void mid_it(void);
1.32 schwarze 43: static void post__t(DECL_ARGS);
1.4 schwarze 44: static void post_bd(DECL_ARGS);
1.25 schwarze 45: static void post_bf(DECL_ARGS);
1.10 schwarze 46: static void post_bk(DECL_ARGS);
1.28 schwarze 47: static void post_bl(DECL_ARGS);
1.4 schwarze 48: static void post_dl(DECL_ARGS);
1.1 schwarze 49: static void post_enc(DECL_ARGS);
1.26 schwarze 50: static void post_eo(DECL_ARGS);
1.14 schwarze 51: static void post_fa(DECL_ARGS);
1.27 schwarze 52: static void post_fd(DECL_ARGS);
1.24 schwarze 53: static void post_fl(DECL_ARGS);
1.13 schwarze 54: static void post_fn(DECL_ARGS);
1.14 schwarze 55: static void post_fo(DECL_ARGS);
1.24 schwarze 56: static void post_font(DECL_ARGS);
1.12 schwarze 57: static void post_in(DECL_ARGS);
1.28 schwarze 58: static void post_it(DECL_ARGS);
1.11 schwarze 59: static void post_lb(DECL_ARGS);
1.4 schwarze 60: static void post_nm(DECL_ARGS);
1.1 schwarze 61: static void post_percent(DECL_ARGS);
1.4 schwarze 62: static void post_pf(DECL_ARGS);
1.3 schwarze 63: static void post_sect(DECL_ARGS);
1.4 schwarze 64: static void post_sp(DECL_ARGS);
1.15 schwarze 65: static void post_vt(DECL_ARGS);
1.32 schwarze 66: static int pre__t(DECL_ARGS);
1.20 schwarze 67: static int pre_an(DECL_ARGS);
1.3 schwarze 68: static int pre_ap(DECL_ARGS);
69: static int pre_bd(DECL_ARGS);
1.25 schwarze 70: static int pre_bf(DECL_ARGS);
1.10 schwarze 71: static int pre_bk(DECL_ARGS);
1.28 schwarze 72: static int pre_bl(DECL_ARGS);
1.3 schwarze 73: static int pre_br(DECL_ARGS);
1.5 schwarze 74: static int pre_bx(DECL_ARGS);
1.1 schwarze 75: static int pre_dl(DECL_ARGS);
1.4 schwarze 76: static int pre_enc(DECL_ARGS);
1.24 schwarze 77: static int pre_em(DECL_ARGS);
1.14 schwarze 78: static int pre_fa(DECL_ARGS);
1.27 schwarze 79: static int pre_fd(DECL_ARGS);
1.24 schwarze 80: static int pre_fl(DECL_ARGS);
1.13 schwarze 81: static int pre_fn(DECL_ARGS);
1.14 schwarze 82: static int pre_fo(DECL_ARGS);
1.21 schwarze 83: static int pre_ft(DECL_ARGS);
1.12 schwarze 84: static int pre_in(DECL_ARGS);
1.1 schwarze 85: static int pre_it(DECL_ARGS);
1.22 schwarze 86: static int pre_lk(DECL_ARGS);
1.24 schwarze 87: static int pre_li(DECL_ARGS);
1.1 schwarze 88: static int pre_nm(DECL_ARGS);
1.23 schwarze 89: static int pre_no(DECL_ARGS);
1.1 schwarze 90: static int pre_ns(DECL_ARGS);
91: static int pre_pp(DECL_ARGS);
1.32 schwarze 92: static int pre_rs(DECL_ARGS);
1.9 schwarze 93: static int pre_sm(DECL_ARGS);
1.3 schwarze 94: static int pre_sp(DECL_ARGS);
1.4 schwarze 95: static int pre_sect(DECL_ARGS);
1.24 schwarze 96: static int pre_sy(DECL_ARGS);
1.21 schwarze 97: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 98: static int pre_vt(DECL_ARGS);
1.5 schwarze 99: static int pre_ux(DECL_ARGS);
1.1 schwarze 100: static int pre_xr(DECL_ARGS);
1.18 schwarze 101: static void print_word(const char *);
1.34 schwarze 102: static void print_line(const char *, int);
103: static void print_block(const char *, int);
1.18 schwarze 104: static void print_offs(const char *);
1.33 schwarze 105: static void print_width(const char *,
106: const struct mdoc_node *, size_t);
1.28 schwarze 107: static void print_count(int *);
1.4 schwarze 108: static void print_node(DECL_ARGS);
1.1 schwarze 109:
1.3 schwarze 110: static const struct manact manacts[MDOC_MAX + 1] = {
111: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
113: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 114: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 115: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
116: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 117: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 119: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 120: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
121: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 122: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 124: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 125: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 126: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 127: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
129: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
132: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 133: { NULL, pre_enc, post_enc, "The \\fB",
134: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
135: }, /* Ex */
1.14 schwarze 136: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 137: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 138: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 139: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 140: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
141: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 142: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 143: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 144: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
145: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
146: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 147: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 148: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 149: { NULL, pre_enc, post_enc, "The \\fB",
150: "\\fP\nfunction returns the value 0 if successful;\n"
151: "otherwise the value -1 is returned and the global\n"
152: "variable \\fIerrno\\fP is set to indicate the error."
153: }, /* Rv */
1.5 schwarze 154: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 156: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 157: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 158: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
159: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
160: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
167: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 169: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 171: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 174: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
176: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 177: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
178: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
179: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.50 schwarze 181: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
182: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.26 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
184: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 185: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 186: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 187: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 188: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 189: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 190: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 191: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
192: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 193: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
194: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
196: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 198: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
200: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
201: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 202: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 204: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
205: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 206: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 207: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
208: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
209: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 210: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
212: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 213: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
214: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 215: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 217: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
218: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 219: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
220: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
221: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
222: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 223: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 224: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 225: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
228: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
229: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 230: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 231: { NULL, NULL, NULL, NULL, NULL }, /* Es */
232: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 233: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 235: { NULL, pre_br, NULL, NULL, NULL }, /* br */
236: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
238: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 239: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 240: };
241:
1.18 schwarze 242: static int outflags;
1.34 schwarze 243: #define MMAN_spc (1 << 0) /* blank character before next word */
244: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
245: #define MMAN_nl (1 << 2) /* break man(7) code line */
246: #define MMAN_br (1 << 3) /* break output line */
247: #define MMAN_sp (1 << 4) /* insert a blank output line */
248: #define MMAN_PP (1 << 5) /* reset indentation etc. */
249: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
250: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 251: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
252: #define MMAN_An_split (1 << 9) /* author mode is "split" */
253: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
254: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 ! schwarze 255: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 256:
1.43 schwarze 257: #define BL_STACK_MAX 32
258:
259: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
260: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
261: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 262: static int TPremain; /* characters before tag is full */
263:
1.24 schwarze 264: static struct {
265: char *head;
266: char *tail;
267: size_t size;
268: } fontqueue;
269:
270: static void
271: font_push(char newfont)
272: {
273:
274: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
275: fontqueue.size += 8;
276: fontqueue.head = mandoc_realloc(fontqueue.head,
277: fontqueue.size);
278: }
279: *fontqueue.tail = newfont;
1.35 schwarze 280: print_word("");
281: printf("\\f");
1.24 schwarze 282: putchar(newfont);
283: outflags &= ~MMAN_spc;
284: }
285:
286: static void
287: font_pop(void)
288: {
289:
290: if (fontqueue.tail > fontqueue.head)
291: fontqueue.tail--;
292: outflags &= ~MMAN_spc;
1.35 schwarze 293: print_word("");
294: printf("\\f");
1.24 schwarze 295: putchar(*fontqueue.tail);
296: }
297:
1.1 schwarze 298: static void
1.18 schwarze 299: print_word(const char *s)
1.1 schwarze 300: {
1.4 schwarze 301:
1.34 schwarze 302: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 303: /*
304: * If we need a newline, print it now and start afresh.
305: */
1.34 schwarze 306: if (MMAN_PP & outflags) {
1.44 schwarze 307: if (MMAN_sp & outflags) {
308: if (MMAN_PD & outflags) {
309: printf("\n.PD");
310: outflags &= ~MMAN_PD;
311: }
312: } else if ( ! (MMAN_PD & outflags)) {
313: printf("\n.PD 0");
314: outflags |= MMAN_PD;
315: }
1.34 schwarze 316: printf("\n.PP\n");
317: } else if (MMAN_sp & outflags)
1.19 schwarze 318: printf("\n.sp\n");
319: else if (MMAN_br & outflags)
320: printf("\n.br\n");
321: else if (MMAN_nl & outflags)
322: putchar('\n');
1.34 schwarze 323: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 324: if (1 == TPremain)
325: printf(".br\n");
326: TPremain = 0;
327: } else if (MMAN_spc & outflags) {
1.4 schwarze 328: /*
1.23 schwarze 329: * If we need a space, only print it if
330: * (1) it is forced by `No' or
331: * (2) what follows is not terminating punctuation or
332: * (3) what follows is longer than one character.
1.4 schwarze 333: */
1.35 schwarze 334: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 335: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 336: if (MMAN_Bk & outflags &&
337: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 338: putchar('\\');
1.39 millert 339: putchar(' ');
1.35 schwarze 340: if (TPremain)
341: TPremain--;
1.10 schwarze 342: }
1.35 schwarze 343: }
1.4 schwarze 344:
345: /*
346: * Reassign needing space if we're not following opening
347: * punctuation.
348: */
1.35 schwarze 349: if (MMAN_Sm & outflags && ('\0' == s[0] ||
350: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 351: outflags |= MMAN_spc;
352: else
353: outflags &= ~MMAN_spc;
1.45 schwarze 354: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 355:
1.1 schwarze 356: for ( ; *s; s++) {
357: switch (*s) {
358: case (ASCII_NBRSP):
1.39 millert 359: printf("\\ ");
1.1 schwarze 360: break;
361: case (ASCII_HYPH):
362: putchar('-');
363: break;
1.55 ! schwarze 364: case (' '):
! 365: if (MMAN_nbrword & outflags) {
! 366: printf("\\ ");
! 367: break;
! 368: }
! 369: /* FALLTHROUGH */
1.1 schwarze 370: default:
1.4 schwarze 371: putchar((unsigned char)*s);
1.1 schwarze 372: break;
373: }
1.35 schwarze 374: if (TPremain)
375: TPremain--;
1.1 schwarze 376: }
1.55 ! schwarze 377: outflags &= ~MMAN_nbrword;
1.1 schwarze 378: }
379:
1.8 schwarze 380: static void
1.34 schwarze 381: print_line(const char *s, int newflags)
382: {
383:
384: outflags &= ~MMAN_br;
385: outflags |= MMAN_nl;
386: print_word(s);
387: outflags |= newflags;
388: }
389:
390: static void
391: print_block(const char *s, int newflags)
392: {
393:
394: outflags &= ~MMAN_PP;
1.44 schwarze 395: if (MMAN_sp & outflags) {
1.34 schwarze 396: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 397: if (MMAN_PD & outflags) {
398: print_line(".PD", 0);
399: outflags &= ~MMAN_PD;
400: }
1.45 schwarze 401: } else if (! (MMAN_PD & outflags))
402: print_line(".PD 0", MMAN_PD);
1.34 schwarze 403: outflags |= MMAN_nl;
404: print_word(s);
1.45 schwarze 405: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 406: }
407:
408: static void
1.18 schwarze 409: print_offs(const char *v)
1.8 schwarze 410: {
411: char buf[24];
412: struct roffsu su;
413: size_t sz;
414:
1.47 schwarze 415: print_line(".RS", MMAN_Bk_susp);
416:
1.43 schwarze 417: /* Convert v into a number (of characters). */
1.8 schwarze 418: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
419: sz = 0;
420: else if (0 == strcmp(v, "indent"))
421: sz = 6;
422: else if (0 == strcmp(v, "indent-two"))
423: sz = 12;
424: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 425: if (SCALE_EN == su.unit)
426: sz = su.scale;
427: else {
428: /*
429: * XXX
430: * If we are inside an enclosing list,
431: * there is no easy way to add the two
432: * indentations because they are provided
433: * in terms of different units.
434: */
435: print_word(v);
1.47 schwarze 436: outflags |= MMAN_nl;
1.43 schwarze 437: return;
438: }
1.8 schwarze 439: } else
440: sz = strlen(v);
441:
1.43 schwarze 442: /*
443: * We are inside an enclosing list.
444: * Add the two indentations.
445: */
446: if (Bl_stack_len)
447: sz += Bl_stack[Bl_stack_len - 1];
448:
1.52 schwarze 449: snprintf(buf, sizeof(buf), "%zun", sz);
1.18 schwarze 450: print_word(buf);
1.47 schwarze 451: outflags |= MMAN_nl;
1.8 schwarze 452: }
453:
1.46 schwarze 454: /*
455: * Set up the indentation for a list item; used from pre_it().
456: */
1.1 schwarze 457: void
1.33 schwarze 458: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 459: {
460: char buf[24];
461: struct roffsu su;
1.29 schwarze 462: size_t sz, chsz;
1.35 schwarze 463: int numeric, remain;
1.29 schwarze 464:
1.35 schwarze 465: numeric = 1;
466: remain = 0;
1.43 schwarze 467:
468: /* Convert v into a number (of characters). */
1.33 schwarze 469: if (NULL == v)
470: sz = defsz;
471: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 472: if (SCALE_EN == su.unit)
473: sz = su.scale;
474: else {
1.35 schwarze 475: sz = 0;
476: numeric = 0;
1.28 schwarze 477: }
478: } else
479: sz = strlen(v);
480:
1.35 schwarze 481: /* XXX Rough estimation, might have multiple parts. */
482: chsz = (NULL != child && MDOC_TEXT == child->type) ?
483: strlen(child->string) : 0;
484:
1.46 schwarze 485: /* Maybe we are inside an enclosing list? */
486: mid_it();
1.43 schwarze 487:
488: /*
489: * Save our own indentation,
490: * such that child lists can use it.
491: */
492: Bl_stack[Bl_stack_len++] = sz + 2;
493:
494: /* Set up the current list. */
1.35 schwarze 495: if (defsz && chsz > sz)
1.34 schwarze 496: print_block(".HP", 0);
1.35 schwarze 497: else {
1.34 schwarze 498: print_block(".TP", 0);
1.35 schwarze 499: remain = sz + 2;
500: }
501: if (numeric) {
1.52 schwarze 502: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.35 schwarze 503: print_word(buf);
504: } else
505: print_word(v);
506: TPremain = remain;
1.28 schwarze 507: }
508:
509: void
510: print_count(int *count)
511: {
512: char buf[12];
513:
514: snprintf(buf, sizeof(buf), "%d.", ++*count);
515: print_word(buf);
516: }
517:
518: void
1.4 schwarze 519: man_man(void *arg, const struct man *man)
520: {
521:
522: /*
523: * Dump the keep buffer.
524: * We're guaranteed by now that this exists (is non-NULL).
525: * Flush stdout afterward, just in case.
526: */
527: fputs(mparse_getkeep(man_mparse(man)), stdout);
528: fflush(stdout);
529: }
530:
531: void
1.1 schwarze 532: man_mdoc(void *arg, const struct mdoc *mdoc)
533: {
1.42 schwarze 534: const struct mdoc_meta *meta;
1.1 schwarze 535: const struct mdoc_node *n;
536:
1.42 schwarze 537: meta = mdoc_meta(mdoc);
1.1 schwarze 538: n = mdoc_node(mdoc);
539:
1.41 millert 540: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 541: meta->title, meta->msec, meta->date,
542: meta->os, meta->vol);
1.41 millert 543:
544: /* Disable hyphenation and if nroff, disable justification. */
545: printf(".nh\n.if n .ad l");
1.1 schwarze 546:
1.18 schwarze 547: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 548: if (0 == fontqueue.size) {
549: fontqueue.size = 8;
550: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
551: *fontqueue.tail = 'R';
552: }
1.42 schwarze 553: print_node(meta, n);
1.3 schwarze 554: putchar('\n');
1.1 schwarze 555: }
556:
557: static void
558: print_node(DECL_ARGS)
559: {
1.51 schwarze 560: const struct mdoc_node *sub;
1.4 schwarze 561: const struct manact *act;
1.1 schwarze 562: int cond, do_sub;
1.45 schwarze 563:
1.4 schwarze 564: /*
565: * Break the line if we were parsed subsequent the current node.
566: * This makes the page structure be more consistent.
567: */
1.51 schwarze 568: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.18 schwarze 569: outflags |= MMAN_nl;
1.1 schwarze 570:
1.4 schwarze 571: act = NULL;
1.1 schwarze 572: cond = 0;
573: do_sub = 1;
1.4 schwarze 574:
1.1 schwarze 575: if (MDOC_TEXT == n->type) {
1.4 schwarze 576: /*
577: * Make sure that we don't happen to start with a
578: * control character at the start of a line.
579: */
1.18 schwarze 580: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 581: '\'' == *n->string)) {
1.35 schwarze 582: print_word("");
583: printf("\\&");
1.18 schwarze 584: outflags &= ~MMAN_spc;
1.3 schwarze 585: }
1.18 schwarze 586: print_word(n->string);
1.1 schwarze 587: } else {
1.4 schwarze 588: /*
589: * Conditionally run the pre-node action handler for a
590: * node.
591: */
1.1 schwarze 592: act = manacts + n->tok;
1.42 schwarze 593: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 594: if (cond && act->pre)
1.42 schwarze 595: do_sub = (*act->pre)(meta, n);
1.1 schwarze 596: }
597:
1.4 schwarze 598: /*
599: * Conditionally run all child nodes.
600: * Note that this iterates over children instead of using
601: * recursion. This prevents unnecessary depth in the stack.
602: */
1.1 schwarze 603: if (do_sub)
604: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 605: print_node(meta, sub);
1.1 schwarze 606:
1.4 schwarze 607: /*
608: * Lastly, conditionally run the post-node handler.
609: */
1.1 schwarze 610: if (cond && act->post)
1.42 schwarze 611: (*act->post)(meta, n);
1.1 schwarze 612: }
613:
614: static int
615: cond_head(DECL_ARGS)
616: {
1.4 schwarze 617:
1.1 schwarze 618: return(MDOC_HEAD == n->type);
619: }
620:
621: static int
622: cond_body(DECL_ARGS)
623: {
1.4 schwarze 624:
1.1 schwarze 625: return(MDOC_BODY == n->type);
626: }
627:
628: static int
629: pre_enc(DECL_ARGS)
630: {
1.4 schwarze 631: const char *prefix;
1.1 schwarze 632:
633: prefix = manacts[n->tok].prefix;
634: if (NULL == prefix)
635: return(1);
1.18 schwarze 636: print_word(prefix);
637: outflags &= ~MMAN_spc;
1.1 schwarze 638: return(1);
639: }
640:
641: static void
642: post_enc(DECL_ARGS)
643: {
644: const char *suffix;
645:
646: suffix = manacts[n->tok].suffix;
647: if (NULL == suffix)
648: return;
1.18 schwarze 649: outflags &= ~MMAN_spc;
650: print_word(suffix);
1.24 schwarze 651: }
652:
653: static void
654: post_font(DECL_ARGS)
655: {
656:
657: font_pop();
1.1 schwarze 658: }
659:
660: static void
661: post_percent(DECL_ARGS)
662: {
663:
1.32 schwarze 664: if (pre_em == manacts[n->tok].pre)
665: font_pop();
666: if (n->next) {
1.18 schwarze 667: print_word(",");
1.32 schwarze 668: if (n->prev && n->prev->tok == n->tok &&
669: n->next->tok == n->tok)
670: print_word("and");
671: } else {
1.18 schwarze 672: print_word(".");
673: outflags |= MMAN_nl;
1.1 schwarze 674: }
675: }
676:
1.32 schwarze 677: static int
678: pre__t(DECL_ARGS)
679: {
680:
681: if (n->parent && MDOC_Rs == n->parent->tok &&
682: n->parent->norm->Rs.quote_T) {
1.35 schwarze 683: print_word("");
684: putchar('\"');
1.32 schwarze 685: outflags &= ~MMAN_spc;
686: } else
687: font_push('I');
688: return(1);
689: }
690:
691: static void
692: post__t(DECL_ARGS)
693: {
694:
695: if (n->parent && MDOC_Rs == n->parent->tok &&
696: n->parent->norm->Rs.quote_T) {
697: outflags &= ~MMAN_spc;
1.35 schwarze 698: print_word("");
699: putchar('\"');
1.32 schwarze 700: } else
701: font_pop();
1.42 schwarze 702: post_percent(meta, n);
1.32 schwarze 703: }
704:
1.4 schwarze 705: /*
706: * Print before a section header.
707: */
1.1 schwarze 708: static int
1.3 schwarze 709: pre_sect(DECL_ARGS)
710: {
711:
1.53 schwarze 712: if (MDOC_HEAD == n->type) {
1.45 schwarze 713: outflags |= MMAN_sp;
714: print_block(manacts[n->tok].prefix, 0);
715: print_word("");
716: putchar('\"');
717: outflags &= ~MMAN_spc;
718: }
1.3 schwarze 719: return(1);
720: }
721:
1.4 schwarze 722: /*
723: * Print subsequent a section header.
724: */
1.3 schwarze 725: static void
726: post_sect(DECL_ARGS)
727: {
728:
729: if (MDOC_HEAD != n->type)
730: return;
1.18 schwarze 731: outflags &= ~MMAN_spc;
1.35 schwarze 732: print_word("");
733: putchar('\"');
1.18 schwarze 734: outflags |= MMAN_nl;
1.20 schwarze 735: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
736: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
737: }
738:
1.21 schwarze 739: /* See mdoc_term.c, synopsis_pre() for comments. */
740: static void
741: pre_syn(const struct mdoc_node *n)
742: {
743:
744: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
745: return;
746:
747: if (n->prev->tok == n->tok &&
748: MDOC_Ft != n->tok &&
749: MDOC_Fo != n->tok &&
750: MDOC_Fn != n->tok) {
751: outflags |= MMAN_br;
752: return;
753: }
754:
755: switch (n->prev->tok) {
756: case (MDOC_Fd):
757: /* FALLTHROUGH */
758: case (MDOC_Fn):
759: /* FALLTHROUGH */
760: case (MDOC_Fo):
761: /* FALLTHROUGH */
762: case (MDOC_In):
763: /* FALLTHROUGH */
764: case (MDOC_Vt):
765: outflags |= MMAN_sp;
766: break;
767: case (MDOC_Ft):
768: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
769: outflags |= MMAN_sp;
770: break;
771: }
772: /* FALLTHROUGH */
773: default:
774: outflags |= MMAN_br;
775: break;
776: }
777: }
778:
1.20 schwarze 779: static int
780: pre_an(DECL_ARGS)
781: {
782:
783: switch (n->norm->An.auth) {
784: case (AUTH_split):
785: outflags &= ~MMAN_An_nosplit;
786: outflags |= MMAN_An_split;
787: return(0);
788: case (AUTH_nosplit):
789: outflags &= ~MMAN_An_split;
790: outflags |= MMAN_An_nosplit;
791: return(0);
792: default:
793: if (MMAN_An_split & outflags)
794: outflags |= MMAN_br;
795: else if (SEC_AUTHORS == n->sec &&
796: ! (MMAN_An_nosplit & outflags))
797: outflags |= MMAN_An_split;
798: return(1);
799: }
1.3 schwarze 800: }
801:
802: static int
803: pre_ap(DECL_ARGS)
804: {
805:
1.18 schwarze 806: outflags &= ~MMAN_spc;
807: print_word("'");
808: outflags &= ~MMAN_spc;
1.3 schwarze 809: return(0);
810: }
811:
812: static int
813: pre_bd(DECL_ARGS)
814: {
815:
1.34 schwarze 816: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
817:
818: if (DISP_unfilled == n->norm->Bd.type ||
819: DISP_literal == n->norm->Bd.type)
820: print_line(".nf", 0);
821: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 822: outflags |= MMAN_sp;
1.18 schwarze 823: print_offs(n->norm->Bd.offs);
1.3 schwarze 824: return(1);
825: }
826:
827: static void
828: post_bd(DECL_ARGS)
829: {
830:
1.43 schwarze 831: /* Close out this display. */
1.34 schwarze 832: print_line(".RE", MMAN_nl);
1.3 schwarze 833: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 834: DISP_literal == n->norm->Bd.type)
835: print_line(".fi", MMAN_nl);
1.43 schwarze 836:
1.46 schwarze 837: /* Maybe we are inside an enclosing list? */
838: if (NULL != n->parent->next)
839: mid_it();
1.10 schwarze 840: }
841:
842: static int
1.25 schwarze 843: pre_bf(DECL_ARGS)
844: {
845:
846: switch (n->type) {
847: case (MDOC_BLOCK):
848: return(1);
849: case (MDOC_BODY):
850: break;
851: default:
852: return(0);
853: }
854: switch (n->norm->Bf.font) {
855: case (FONT_Em):
856: font_push('I');
857: break;
858: case (FONT_Sy):
859: font_push('B');
860: break;
861: default:
862: font_push('R');
863: break;
864: }
865: return(1);
866: }
867:
868: static void
869: post_bf(DECL_ARGS)
870: {
871:
872: if (MDOC_BODY == n->type)
873: font_pop();
874: }
875:
876: static int
1.10 schwarze 877: pre_bk(DECL_ARGS)
878: {
879:
880: switch (n->type) {
881: case (MDOC_BLOCK):
882: return(1);
883: case (MDOC_BODY):
1.18 schwarze 884: outflags |= MMAN_Bk;
1.10 schwarze 885: return(1);
886: default:
887: return(0);
888: }
889: }
890:
891: static void
892: post_bk(DECL_ARGS)
893: {
894:
1.53 schwarze 895: if (MDOC_BODY == n->type)
1.18 schwarze 896: outflags &= ~MMAN_Bk;
1.3 schwarze 897: }
898:
899: static int
1.28 schwarze 900: pre_bl(DECL_ARGS)
901: {
1.31 schwarze 902: size_t icol;
1.28 schwarze 903:
1.48 schwarze 904: /*
905: * print_offs() will increase the -offset to account for
906: * a possible enclosing .It, but any enclosed .It blocks
907: * just nest and do not add up their indentation.
908: */
909: if (n->norm->Bl.offs) {
910: print_offs(n->norm->Bl.offs);
911: Bl_stack[Bl_stack_len++] = 0;
912: }
913:
1.31 schwarze 914: switch (n->norm->Bl.type) {
915: case (LIST_enum):
1.28 schwarze 916: n->norm->Bl.count = 0;
1.31 schwarze 917: return(1);
918: case (LIST_column):
919: break;
920: default:
921: return(1);
922: }
923:
1.34 schwarze 924: print_line(".TS", MMAN_nl);
1.31 schwarze 925: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
926: print_word("l");
927: print_word(".");
1.34 schwarze 928: outflags |= MMAN_nl;
1.28 schwarze 929: return(1);
930: }
931:
932: static void
933: post_bl(DECL_ARGS)
934: {
935:
1.31 schwarze 936: switch (n->norm->Bl.type) {
1.34 schwarze 937: case (LIST_column):
938: print_line(".TE", 0);
939: break;
1.31 schwarze 940: case (LIST_enum):
941: n->norm->Bl.count = 0;
942: break;
943: default:
944: break;
945: }
1.48 schwarze 946:
947: if (n->norm->Bl.offs) {
948: print_line(".RE", MMAN_nl);
949: assert(Bl_stack_len);
950: Bl_stack_len--;
951: assert(0 == Bl_stack[Bl_stack_len]);
952: } else {
953: outflags |= MMAN_PP | MMAN_nl;
954: outflags &= ~(MMAN_sp | MMAN_br);
955: }
1.46 schwarze 956:
957: /* Maybe we are inside an enclosing list? */
958: if (NULL != n->parent->next)
959: mid_it();
960:
1.28 schwarze 961: }
962:
963: static int
1.3 schwarze 964: pre_br(DECL_ARGS)
965: {
966:
1.19 schwarze 967: outflags |= MMAN_br;
1.3 schwarze 968: return(0);
969: }
970:
971: static int
1.5 schwarze 972: pre_bx(DECL_ARGS)
973: {
974:
975: n = n->child;
976: if (n) {
1.18 schwarze 977: print_word(n->string);
978: outflags &= ~MMAN_spc;
1.5 schwarze 979: n = n->next;
980: }
1.18 schwarze 981: print_word("BSD");
1.5 schwarze 982: if (NULL == n)
983: return(0);
1.18 schwarze 984: outflags &= ~MMAN_spc;
985: print_word("-");
986: outflags &= ~MMAN_spc;
987: print_word(n->string);
1.5 schwarze 988: return(0);
989: }
990:
991: static int
1.1 schwarze 992: pre_dl(DECL_ARGS)
993: {
994:
1.46 schwarze 995: print_offs("6n");
1.1 schwarze 996: return(1);
997: }
998:
999: static void
1000: post_dl(DECL_ARGS)
1001: {
1002:
1.34 schwarze 1003: print_line(".RE", MMAN_nl);
1.46 schwarze 1004:
1005: /* Maybe we are inside an enclosing list? */
1006: if (NULL != n->parent->next)
1007: mid_it();
1.13 schwarze 1008: }
1009:
1010: static int
1.24 schwarze 1011: pre_em(DECL_ARGS)
1012: {
1013:
1014: font_push('I');
1015: return(1);
1.26 schwarze 1016: }
1017:
1018: static void
1019: post_eo(DECL_ARGS)
1020: {
1021:
1022: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1023: outflags &= ~MMAN_spc;
1.24 schwarze 1024: }
1025:
1026: static int
1.14 schwarze 1027: pre_fa(DECL_ARGS)
1028: {
1029:
1030: if (MDOC_Fa == n->tok)
1031: n = n->child;
1032:
1033: while (NULL != n) {
1.24 schwarze 1034: font_push('I');
1.55 ! schwarze 1035: if (MDOC_SYNPRETTY & n->flags)
! 1036: outflags |= MMAN_nbrword;
1.42 schwarze 1037: print_node(meta, n);
1.24 schwarze 1038: font_pop();
1.14 schwarze 1039: if (NULL != (n = n->next))
1.18 schwarze 1040: print_word(",");
1.14 schwarze 1041: }
1042: return(0);
1043: }
1044:
1045: static void
1046: post_fa(DECL_ARGS)
1047: {
1048:
1049: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1050: print_word(",");
1.27 schwarze 1051: }
1052:
1053: static int
1054: pre_fd(DECL_ARGS)
1055: {
1056:
1057: pre_syn(n);
1058: font_push('B');
1059: return(1);
1060: }
1061:
1062: static void
1063: post_fd(DECL_ARGS)
1064: {
1065:
1066: font_pop();
1067: outflags |= MMAN_br;
1.14 schwarze 1068: }
1069:
1070: static int
1.24 schwarze 1071: pre_fl(DECL_ARGS)
1072: {
1073:
1074: font_push('B');
1.40 millert 1075: print_word("\\-");
1.24 schwarze 1076: outflags &= ~MMAN_spc;
1077: return(1);
1078: }
1079:
1080: static void
1081: post_fl(DECL_ARGS)
1082: {
1083:
1084: font_pop();
1.25 schwarze 1085: if (0 == n->nchild && NULL != n->next &&
1086: n->next->line == n->line)
1.24 schwarze 1087: outflags &= ~MMAN_spc;
1088: }
1089:
1090: static int
1.13 schwarze 1091: pre_fn(DECL_ARGS)
1092: {
1093:
1.21 schwarze 1094: pre_syn(n);
1095:
1.13 schwarze 1096: n = n->child;
1097: if (NULL == n)
1098: return(0);
1099:
1.54 schwarze 1100: if (MDOC_SYNPRETTY & n->flags)
1101: print_block(".HP 4n", MMAN_nl);
1102:
1.24 schwarze 1103: font_push('B');
1.42 schwarze 1104: print_node(meta, n);
1.24 schwarze 1105: font_pop();
1.18 schwarze 1106: outflags &= ~MMAN_spc;
1.24 schwarze 1107: print_word("(");
1.18 schwarze 1108: outflags &= ~MMAN_spc;
1.33 schwarze 1109:
1110: n = n->next;
1111: if (NULL != n)
1.42 schwarze 1112: pre_fa(meta, n);
1.33 schwarze 1113: return(0);
1.13 schwarze 1114: }
1115:
1116: static void
1117: post_fn(DECL_ARGS)
1118: {
1119:
1.18 schwarze 1120: print_word(")");
1.13 schwarze 1121: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1122: print_word(";");
1.54 schwarze 1123: outflags |= MMAN_PP;
1.14 schwarze 1124: }
1125: }
1126:
1127: static int
1128: pre_fo(DECL_ARGS)
1129: {
1130:
1131: switch (n->type) {
1.21 schwarze 1132: case (MDOC_BLOCK):
1133: pre_syn(n);
1134: break;
1.14 schwarze 1135: case (MDOC_HEAD):
1.24 schwarze 1136: font_push('B');
1.14 schwarze 1137: break;
1138: case (MDOC_BODY):
1.18 schwarze 1139: outflags &= ~MMAN_spc;
1140: print_word("(");
1141: outflags &= ~MMAN_spc;
1.14 schwarze 1142: break;
1143: default:
1144: break;
1145: }
1146: return(1);
1147: }
1148:
1149: static void
1150: post_fo(DECL_ARGS)
1151: {
1152:
1153: switch (n->type) {
1154: case (MDOC_HEAD):
1.24 schwarze 1155: font_pop();
1.14 schwarze 1156: break;
1157: case (MDOC_BODY):
1.42 schwarze 1158: post_fn(meta, n);
1.14 schwarze 1159: break;
1160: default:
1161: break;
1.13 schwarze 1162: }
1.12 schwarze 1163: }
1164:
1165: static int
1.21 schwarze 1166: pre_ft(DECL_ARGS)
1167: {
1168:
1169: pre_syn(n);
1.24 schwarze 1170: font_push('I');
1.21 schwarze 1171: return(1);
1172: }
1173:
1174: static int
1.12 schwarze 1175: pre_in(DECL_ARGS)
1176: {
1177:
1178: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1179: pre_syn(n);
1.24 schwarze 1180: font_push('B');
1181: print_word("#include <");
1182: outflags &= ~MMAN_spc;
1183: } else {
1184: print_word("<");
1185: outflags &= ~MMAN_spc;
1186: font_push('I');
1187: }
1.12 schwarze 1188: return(1);
1189: }
1190:
1191: static void
1192: post_in(DECL_ARGS)
1193: {
1194:
1195: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1196: outflags &= ~MMAN_spc;
1197: print_word(">");
1198: font_pop();
1.19 schwarze 1199: outflags |= MMAN_br;
1.24 schwarze 1200: } else {
1201: font_pop();
1202: outflags &= ~MMAN_spc;
1203: print_word(">");
1204: }
1.1 schwarze 1205: }
1206:
1207: static int
1208: pre_it(DECL_ARGS)
1209: {
1210: const struct mdoc_node *bln;
1211:
1.28 schwarze 1212: switch (n->type) {
1213: case (MDOC_HEAD):
1.34 schwarze 1214: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1215: bln = n->parent->parent;
1.34 schwarze 1216: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1217: (NULL == n->parent->prev &&
1218: NULL == bln->parent->prev))
1.34 schwarze 1219: outflags |= MMAN_sp;
1220: outflags &= ~MMAN_br;
1.3 schwarze 1221: switch (bln->norm->Bl.type) {
1.28 schwarze 1222: case (LIST_item):
1223: return(0);
1224: case (LIST_inset):
1225: /* FALLTHROUGH */
1226: case (LIST_diag):
1227: /* FALLTHROUGH */
1228: case (LIST_ohang):
1229: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1230: print_line(".B \"", 0);
1.28 schwarze 1231: else
1.34 schwarze 1232: print_line(".R \"", 0);
1.28 schwarze 1233: outflags &= ~MMAN_spc;
1234: return(1);
1.3 schwarze 1235: case (LIST_bullet):
1.28 schwarze 1236: /* FALLTHROUGH */
1237: case (LIST_dash):
1238: /* FALLTHROUGH */
1239: case (LIST_hyphen):
1.33 schwarze 1240: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1241: TPremain = 0;
1.28 schwarze 1242: outflags |= MMAN_nl;
1243: font_push('B');
1244: if (LIST_bullet == bln->norm->Bl.type)
1245: print_word("o");
1246: else
1247: print_word("-");
1248: font_pop();
1249: break;
1250: case (LIST_enum):
1.33 schwarze 1251: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1252: TPremain = 0;
1.28 schwarze 1253: outflags |= MMAN_nl;
1254: print_count(&bln->norm->Bl.count);
1.3 schwarze 1255: break;
1.29 schwarze 1256: case (LIST_hang):
1.33 schwarze 1257: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1258: TPremain = 0;
1.30 schwarze 1259: break;
1260: case (LIST_tag):
1.35 schwarze 1261: print_width(bln->norm->Bl.width, n->child, 0);
1262: putchar('\n');
1263: outflags &= ~MMAN_spc;
1264: return(1);
1.3 schwarze 1265: default:
1.30 schwarze 1266: return(1);
1.3 schwarze 1267: }
1.18 schwarze 1268: outflags |= MMAN_nl;
1.28 schwarze 1269: default:
1270: break;
1.1 schwarze 1271: }
1272: return(1);
1.28 schwarze 1273: }
1274:
1.46 schwarze 1275: /*
1276: * This function is called after closing out an indented block.
1277: * If we are inside an enclosing list, restore its indentation.
1278: */
1279: static void
1280: mid_it(void)
1281: {
1282: char buf[24];
1283:
1284: /* Nothing to do outside a list. */
1285: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1286: return;
1287:
1288: /* The indentation has already been set up. */
1289: if (Bl_stack_post[Bl_stack_len - 1])
1290: return;
1291:
1292: /* Restore the indentation of the enclosing list. */
1293: print_line(".RS", MMAN_Bk_susp);
1.52 schwarze 1294: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1295: print_word(buf);
1296:
1297: /* Remeber to close out this .RS block later. */
1298: Bl_stack_post[Bl_stack_len - 1] = 1;
1299: }
1300:
1.28 schwarze 1301: static void
1302: post_it(DECL_ARGS)
1303: {
1304: const struct mdoc_node *bln;
1305:
1.31 schwarze 1306: bln = n->parent->parent;
1307:
1308: switch (n->type) {
1309: case (MDOC_HEAD):
1.28 schwarze 1310: switch (bln->norm->Bl.type) {
1311: case (LIST_diag):
1312: outflags &= ~MMAN_spc;
1313: print_word("\\ ");
1314: break;
1315: case (LIST_ohang):
1316: outflags |= MMAN_br;
1317: break;
1318: default:
1319: break;
1320: }
1.31 schwarze 1321: break;
1322: case (MDOC_BODY):
1.43 schwarze 1323: switch (bln->norm->Bl.type) {
1324: case (LIST_bullet):
1325: /* FALLTHROUGH */
1326: case (LIST_dash):
1327: /* FALLTHROUGH */
1328: case (LIST_hyphen):
1329: /* FALLTHROUGH */
1330: case (LIST_enum):
1331: /* FALLTHROUGH */
1332: case (LIST_hang):
1333: /* FALLTHROUGH */
1334: case (LIST_tag):
1335: assert(Bl_stack_len);
1336: Bl_stack[--Bl_stack_len] = 0;
1337:
1338: /*
1339: * Our indentation had to be restored
1.46 schwarze 1340: * after a child display or child list.
1.43 schwarze 1341: * Close out that indentation block now.
1342: */
1343: if (Bl_stack_post[Bl_stack_len]) {
1344: print_line(".RE", MMAN_nl);
1345: Bl_stack_post[Bl_stack_len] = 0;
1346: }
1347: break;
1348: case (LIST_column):
1349: if (NULL != n->next) {
1350: putchar('\t');
1351: outflags &= ~MMAN_spc;
1352: }
1353: break;
1354: default:
1355: break;
1.31 schwarze 1356: }
1357: break;
1358: default:
1359: break;
1.28 schwarze 1360: }
1.11 schwarze 1361: }
1362:
1363: static void
1364: post_lb(DECL_ARGS)
1365: {
1366:
1.19 schwarze 1367: if (SEC_LIBRARY == n->sec)
1368: outflags |= MMAN_br;
1.22 schwarze 1369: }
1370:
1371: static int
1372: pre_lk(DECL_ARGS)
1373: {
1374: const struct mdoc_node *link, *descr;
1375:
1376: if (NULL == (link = n->child))
1377: return(0);
1378:
1379: if (NULL != (descr = link->next)) {
1.24 schwarze 1380: font_push('I');
1.22 schwarze 1381: while (NULL != descr) {
1382: print_word(descr->string);
1383: descr = descr->next;
1384: }
1385: print_word(":");
1.24 schwarze 1386: font_pop();
1.22 schwarze 1387: }
1388:
1.24 schwarze 1389: font_push('B');
1.22 schwarze 1390: print_word(link->string);
1.24 schwarze 1391: font_pop();
1.22 schwarze 1392: return(0);
1.1 schwarze 1393: }
1394:
1395: static int
1.24 schwarze 1396: pre_li(DECL_ARGS)
1397: {
1398:
1399: font_push('R');
1400: return(1);
1401: }
1402:
1403: static int
1.1 schwarze 1404: pre_nm(DECL_ARGS)
1405: {
1.36 schwarze 1406: char *name;
1.1 schwarze 1407:
1.53 schwarze 1408: if (MDOC_BLOCK == n->type) {
1409: outflags |= MMAN_Bk;
1.21 schwarze 1410: pre_syn(n);
1.53 schwarze 1411: }
1.1 schwarze 1412: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1413: return(1);
1.42 schwarze 1414: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1415: if (NULL == name)
1.21 schwarze 1416: return(0);
1.36 schwarze 1417: if (MDOC_HEAD == n->type) {
1418: if (NULL == n->parent->prev)
1419: outflags |= MMAN_sp;
1420: print_block(".HP", 0);
1.52 schwarze 1421: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1422: outflags |= MMAN_nl;
1423: }
1.24 schwarze 1424: font_push('B');
1.1 schwarze 1425: if (NULL == n->child)
1.42 schwarze 1426: print_word(meta->name);
1.1 schwarze 1427: return(1);
1428: }
1429:
1430: static void
1431: post_nm(DECL_ARGS)
1432: {
1433:
1.53 schwarze 1434: switch (n->type) {
1435: case (MDOC_BLOCK):
1436: outflags &= ~MMAN_Bk;
1437: break;
1438: case (MDOC_HEAD):
1439: /* FALLTHROUGH */
1440: case (MDOC_ELEM):
1441: font_pop();
1442: break;
1443: default:
1444: break;
1445: }
1.23 schwarze 1446: }
1447:
1448: static int
1449: pre_no(DECL_ARGS)
1450: {
1451:
1452: outflags |= MMAN_spc_force;
1453: return(1);
1.1 schwarze 1454: }
1455:
1456: static int
1457: pre_ns(DECL_ARGS)
1458: {
1459:
1.18 schwarze 1460: outflags &= ~MMAN_spc;
1.1 schwarze 1461: return(0);
1462: }
1463:
1.3 schwarze 1464: static void
1465: post_pf(DECL_ARGS)
1466: {
1467:
1.18 schwarze 1468: outflags &= ~MMAN_spc;
1.3 schwarze 1469: }
1470:
1.1 schwarze 1471: static int
1472: pre_pp(DECL_ARGS)
1473: {
1474:
1.34 schwarze 1475: if (MDOC_It != n->parent->tok)
1476: outflags |= MMAN_PP;
1477: outflags |= MMAN_sp | MMAN_nl;
1478: outflags &= ~MMAN_br;
1.32 schwarze 1479: return(0);
1480: }
1481:
1482: static int
1483: pre_rs(DECL_ARGS)
1484: {
1485:
1486: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1487: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1488: outflags &= ~MMAN_br;
1.32 schwarze 1489: }
1490: return(1);
1.9 schwarze 1491: }
1492:
1493: static int
1494: pre_sm(DECL_ARGS)
1495: {
1496:
1497: assert(n->child && MDOC_TEXT == n->child->type);
1498: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1499: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1500: else
1.18 schwarze 1501: outflags &= ~MMAN_Sm;
1.9 schwarze 1502: return(0);
1.1 schwarze 1503: }
1504:
1505: static int
1.3 schwarze 1506: pre_sp(DECL_ARGS)
1.1 schwarze 1507: {
1508:
1.38 schwarze 1509: if (MMAN_PP & outflags) {
1510: outflags &= ~MMAN_PP;
1511: print_line(".PP", 0);
1512: } else
1513: print_line(".sp", 0);
1.1 schwarze 1514: return(1);
1515: }
1516:
1517: static void
1.3 schwarze 1518: post_sp(DECL_ARGS)
1.1 schwarze 1519: {
1520:
1.18 schwarze 1521: outflags |= MMAN_nl;
1.15 schwarze 1522: }
1523:
1524: static int
1.24 schwarze 1525: pre_sy(DECL_ARGS)
1526: {
1527:
1528: font_push('B');
1529: return(1);
1530: }
1531:
1532: static int
1.15 schwarze 1533: pre_vt(DECL_ARGS)
1534: {
1535:
1536: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1537: switch (n->type) {
1538: case (MDOC_BLOCK):
1.21 schwarze 1539: pre_syn(n);
1.16 schwarze 1540: return(1);
1541: case (MDOC_BODY):
1542: break;
1543: default:
1544: return(0);
1545: }
1.15 schwarze 1546: }
1.24 schwarze 1547: font_push('I');
1.15 schwarze 1548: return(1);
1549: }
1550:
1551: static void
1552: post_vt(DECL_ARGS)
1553: {
1.16 schwarze 1554:
1.17 schwarze 1555: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1556: return;
1.24 schwarze 1557: font_pop();
1.1 schwarze 1558: }
1559:
1560: static int
1561: pre_xr(DECL_ARGS)
1562: {
1563:
1564: n = n->child;
1565: if (NULL == n)
1566: return(0);
1.42 schwarze 1567: print_node(meta, n);
1.1 schwarze 1568: n = n->next;
1569: if (NULL == n)
1570: return(0);
1.18 schwarze 1571: outflags &= ~MMAN_spc;
1572: print_word("(");
1.42 schwarze 1573: print_node(meta, n);
1.18 schwarze 1574: print_word(")");
1.1 schwarze 1575: return(0);
1.5 schwarze 1576: }
1577:
1578: static int
1579: pre_ux(DECL_ARGS)
1580: {
1581:
1.18 schwarze 1582: print_word(manacts[n->tok].prefix);
1.5 schwarze 1583: if (NULL == n->child)
1584: return(0);
1.18 schwarze 1585: outflags &= ~MMAN_spc;
1.39 millert 1586: print_word("\\ ");
1.18 schwarze 1587: outflags &= ~MMAN_spc;
1.5 schwarze 1588: return(1);
1.1 schwarze 1589: }
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