Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.52
1.52 ! schwarze 1: /* $Id: mdoc_man.c,v 1.51 2013/09/15 18:48:26 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 */
1.18 schwarze 255:
1.43 schwarze 256: #define BL_STACK_MAX 32
257:
258: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
259: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
260: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 261: static int TPremain; /* characters before tag is full */
262:
1.24 schwarze 263: static struct {
264: char *head;
265: char *tail;
266: size_t size;
267: } fontqueue;
268:
269: static void
270: font_push(char newfont)
271: {
272:
273: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
274: fontqueue.size += 8;
275: fontqueue.head = mandoc_realloc(fontqueue.head,
276: fontqueue.size);
277: }
278: *fontqueue.tail = newfont;
1.35 schwarze 279: print_word("");
280: printf("\\f");
1.24 schwarze 281: putchar(newfont);
282: outflags &= ~MMAN_spc;
283: }
284:
285: static void
286: font_pop(void)
287: {
288:
289: if (fontqueue.tail > fontqueue.head)
290: fontqueue.tail--;
291: outflags &= ~MMAN_spc;
1.35 schwarze 292: print_word("");
293: printf("\\f");
1.24 schwarze 294: putchar(*fontqueue.tail);
295: }
296:
1.1 schwarze 297: static void
1.18 schwarze 298: print_word(const char *s)
1.1 schwarze 299: {
1.4 schwarze 300:
1.34 schwarze 301: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 302: /*
303: * If we need a newline, print it now and start afresh.
304: */
1.34 schwarze 305: if (MMAN_PP & outflags) {
1.44 schwarze 306: if (MMAN_sp & outflags) {
307: if (MMAN_PD & outflags) {
308: printf("\n.PD");
309: outflags &= ~MMAN_PD;
310: }
311: } else if ( ! (MMAN_PD & outflags)) {
312: printf("\n.PD 0");
313: outflags |= MMAN_PD;
314: }
1.34 schwarze 315: printf("\n.PP\n");
316: } else if (MMAN_sp & outflags)
1.19 schwarze 317: printf("\n.sp\n");
318: else if (MMAN_br & outflags)
319: printf("\n.br\n");
320: else if (MMAN_nl & outflags)
321: putchar('\n');
1.34 schwarze 322: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 323: if (1 == TPremain)
324: printf(".br\n");
325: TPremain = 0;
326: } else if (MMAN_spc & outflags) {
1.4 schwarze 327: /*
1.23 schwarze 328: * If we need a space, only print it if
329: * (1) it is forced by `No' or
330: * (2) what follows is not terminating punctuation or
331: * (3) what follows is longer than one character.
1.4 schwarze 332: */
1.35 schwarze 333: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 334: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 335: if (MMAN_Bk & outflags &&
336: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 337: putchar('\\');
1.39 millert 338: putchar(' ');
1.35 schwarze 339: if (TPremain)
340: TPremain--;
1.10 schwarze 341: }
1.35 schwarze 342: }
1.4 schwarze 343:
344: /*
345: * Reassign needing space if we're not following opening
346: * punctuation.
347: */
1.35 schwarze 348: if (MMAN_Sm & outflags && ('\0' == s[0] ||
349: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 350: outflags |= MMAN_spc;
351: else
352: outflags &= ~MMAN_spc;
1.45 schwarze 353: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 354:
1.1 schwarze 355: for ( ; *s; s++) {
356: switch (*s) {
357: case (ASCII_NBRSP):
1.39 millert 358: printf("\\ ");
1.1 schwarze 359: break;
360: case (ASCII_HYPH):
361: putchar('-');
362: break;
363: default:
1.4 schwarze 364: putchar((unsigned char)*s);
1.1 schwarze 365: break;
366: }
1.35 schwarze 367: if (TPremain)
368: TPremain--;
1.1 schwarze 369: }
370: }
371:
1.8 schwarze 372: static void
1.34 schwarze 373: print_line(const char *s, int newflags)
374: {
375:
376: outflags &= ~MMAN_br;
377: outflags |= MMAN_nl;
378: print_word(s);
379: outflags |= newflags;
380: }
381:
382: static void
383: print_block(const char *s, int newflags)
384: {
385:
386: outflags &= ~MMAN_PP;
1.44 schwarze 387: if (MMAN_sp & outflags) {
1.34 schwarze 388: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 389: if (MMAN_PD & outflags) {
390: print_line(".PD", 0);
391: outflags &= ~MMAN_PD;
392: }
1.45 schwarze 393: } else if (! (MMAN_PD & outflags))
394: print_line(".PD 0", MMAN_PD);
1.34 schwarze 395: outflags |= MMAN_nl;
396: print_word(s);
1.45 schwarze 397: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 398: }
399:
400: static void
1.18 schwarze 401: print_offs(const char *v)
1.8 schwarze 402: {
403: char buf[24];
404: struct roffsu su;
405: size_t sz;
406:
1.47 schwarze 407: print_line(".RS", MMAN_Bk_susp);
408:
1.43 schwarze 409: /* Convert v into a number (of characters). */
1.8 schwarze 410: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
411: sz = 0;
412: else if (0 == strcmp(v, "indent"))
413: sz = 6;
414: else if (0 == strcmp(v, "indent-two"))
415: sz = 12;
416: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 417: if (SCALE_EN == su.unit)
418: sz = su.scale;
419: else {
420: /*
421: * XXX
422: * If we are inside an enclosing list,
423: * there is no easy way to add the two
424: * indentations because they are provided
425: * in terms of different units.
426: */
427: print_word(v);
1.47 schwarze 428: outflags |= MMAN_nl;
1.43 schwarze 429: return;
430: }
1.8 schwarze 431: } else
432: sz = strlen(v);
433:
1.43 schwarze 434: /*
435: * We are inside an enclosing list.
436: * Add the two indentations.
437: */
438: if (Bl_stack_len)
439: sz += Bl_stack[Bl_stack_len - 1];
440:
1.52 ! schwarze 441: snprintf(buf, sizeof(buf), "%zun", sz);
1.18 schwarze 442: print_word(buf);
1.47 schwarze 443: outflags |= MMAN_nl;
1.8 schwarze 444: }
445:
1.46 schwarze 446: /*
447: * Set up the indentation for a list item; used from pre_it().
448: */
1.1 schwarze 449: void
1.33 schwarze 450: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 451: {
452: char buf[24];
453: struct roffsu su;
1.29 schwarze 454: size_t sz, chsz;
1.35 schwarze 455: int numeric, remain;
1.29 schwarze 456:
1.35 schwarze 457: numeric = 1;
458: remain = 0;
1.43 schwarze 459:
460: /* Convert v into a number (of characters). */
1.33 schwarze 461: if (NULL == v)
462: sz = defsz;
463: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 464: if (SCALE_EN == su.unit)
465: sz = su.scale;
466: else {
1.35 schwarze 467: sz = 0;
468: numeric = 0;
1.28 schwarze 469: }
470: } else
471: sz = strlen(v);
472:
1.35 schwarze 473: /* XXX Rough estimation, might have multiple parts. */
474: chsz = (NULL != child && MDOC_TEXT == child->type) ?
475: strlen(child->string) : 0;
476:
1.46 schwarze 477: /* Maybe we are inside an enclosing list? */
478: mid_it();
1.43 schwarze 479:
480: /*
481: * Save our own indentation,
482: * such that child lists can use it.
483: */
484: Bl_stack[Bl_stack_len++] = sz + 2;
485:
486: /* Set up the current list. */
1.35 schwarze 487: if (defsz && chsz > sz)
1.34 schwarze 488: print_block(".HP", 0);
1.35 schwarze 489: else {
1.34 schwarze 490: print_block(".TP", 0);
1.35 schwarze 491: remain = sz + 2;
492: }
493: if (numeric) {
1.52 ! schwarze 494: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.35 schwarze 495: print_word(buf);
496: } else
497: print_word(v);
498: TPremain = remain;
1.28 schwarze 499: }
500:
501: void
502: print_count(int *count)
503: {
504: char buf[12];
505:
506: snprintf(buf, sizeof(buf), "%d.", ++*count);
507: print_word(buf);
508: }
509:
510: void
1.4 schwarze 511: man_man(void *arg, const struct man *man)
512: {
513:
514: /*
515: * Dump the keep buffer.
516: * We're guaranteed by now that this exists (is non-NULL).
517: * Flush stdout afterward, just in case.
518: */
519: fputs(mparse_getkeep(man_mparse(man)), stdout);
520: fflush(stdout);
521: }
522:
523: void
1.1 schwarze 524: man_mdoc(void *arg, const struct mdoc *mdoc)
525: {
1.42 schwarze 526: const struct mdoc_meta *meta;
1.1 schwarze 527: const struct mdoc_node *n;
528:
1.42 schwarze 529: meta = mdoc_meta(mdoc);
1.1 schwarze 530: n = mdoc_node(mdoc);
531:
1.41 millert 532: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 533: meta->title, meta->msec, meta->date,
534: meta->os, meta->vol);
1.41 millert 535:
536: /* Disable hyphenation and if nroff, disable justification. */
537: printf(".nh\n.if n .ad l");
1.1 schwarze 538:
1.18 schwarze 539: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 540: if (0 == fontqueue.size) {
541: fontqueue.size = 8;
542: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
543: *fontqueue.tail = 'R';
544: }
1.42 schwarze 545: print_node(meta, n);
1.3 schwarze 546: putchar('\n');
1.1 schwarze 547: }
548:
549: static void
550: print_node(DECL_ARGS)
551: {
1.51 schwarze 552: const struct mdoc_node *sub;
1.4 schwarze 553: const struct manact *act;
1.1 schwarze 554: int cond, do_sub;
1.45 schwarze 555:
1.4 schwarze 556: /*
557: * Break the line if we were parsed subsequent the current node.
558: * This makes the page structure be more consistent.
559: */
1.51 schwarze 560: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.18 schwarze 561: outflags |= MMAN_nl;
1.1 schwarze 562:
1.4 schwarze 563: act = NULL;
1.1 schwarze 564: cond = 0;
565: do_sub = 1;
1.4 schwarze 566:
1.1 schwarze 567: if (MDOC_TEXT == n->type) {
1.4 schwarze 568: /*
569: * Make sure that we don't happen to start with a
570: * control character at the start of a line.
571: */
1.18 schwarze 572: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 573: '\'' == *n->string)) {
1.35 schwarze 574: print_word("");
575: printf("\\&");
1.18 schwarze 576: outflags &= ~MMAN_spc;
1.3 schwarze 577: }
1.18 schwarze 578: print_word(n->string);
1.1 schwarze 579: } else {
1.4 schwarze 580: /*
581: * Conditionally run the pre-node action handler for a
582: * node.
583: */
1.1 schwarze 584: act = manacts + n->tok;
1.42 schwarze 585: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 586: if (cond && act->pre)
1.42 schwarze 587: do_sub = (*act->pre)(meta, n);
1.1 schwarze 588: }
589:
1.4 schwarze 590: /*
591: * Conditionally run all child nodes.
592: * Note that this iterates over children instead of using
593: * recursion. This prevents unnecessary depth in the stack.
594: */
1.1 schwarze 595: if (do_sub)
596: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 597: print_node(meta, sub);
1.1 schwarze 598:
1.4 schwarze 599: /*
600: * Lastly, conditionally run the post-node handler.
601: */
1.1 schwarze 602: if (cond && act->post)
1.42 schwarze 603: (*act->post)(meta, n);
1.1 schwarze 604: }
605:
606: static int
607: cond_head(DECL_ARGS)
608: {
1.4 schwarze 609:
1.1 schwarze 610: return(MDOC_HEAD == n->type);
611: }
612:
613: static int
614: cond_body(DECL_ARGS)
615: {
1.4 schwarze 616:
1.1 schwarze 617: return(MDOC_BODY == n->type);
618: }
619:
620: static int
621: pre_enc(DECL_ARGS)
622: {
1.4 schwarze 623: const char *prefix;
1.1 schwarze 624:
625: prefix = manacts[n->tok].prefix;
626: if (NULL == prefix)
627: return(1);
1.18 schwarze 628: print_word(prefix);
629: outflags &= ~MMAN_spc;
1.1 schwarze 630: return(1);
631: }
632:
633: static void
634: post_enc(DECL_ARGS)
635: {
636: const char *suffix;
637:
638: suffix = manacts[n->tok].suffix;
639: if (NULL == suffix)
640: return;
1.18 schwarze 641: outflags &= ~MMAN_spc;
642: print_word(suffix);
1.24 schwarze 643: }
644:
645: static void
646: post_font(DECL_ARGS)
647: {
648:
649: font_pop();
1.1 schwarze 650: }
651:
652: static void
653: post_percent(DECL_ARGS)
654: {
655:
1.32 schwarze 656: if (pre_em == manacts[n->tok].pre)
657: font_pop();
658: if (n->next) {
1.18 schwarze 659: print_word(",");
1.32 schwarze 660: if (n->prev && n->prev->tok == n->tok &&
661: n->next->tok == n->tok)
662: print_word("and");
663: } else {
1.18 schwarze 664: print_word(".");
665: outflags |= MMAN_nl;
1.1 schwarze 666: }
667: }
668:
1.32 schwarze 669: static int
670: pre__t(DECL_ARGS)
671: {
672:
673: if (n->parent && MDOC_Rs == n->parent->tok &&
674: n->parent->norm->Rs.quote_T) {
1.35 schwarze 675: print_word("");
676: putchar('\"');
1.32 schwarze 677: outflags &= ~MMAN_spc;
678: } else
679: font_push('I');
680: return(1);
681: }
682:
683: static void
684: post__t(DECL_ARGS)
685: {
686:
687: if (n->parent && MDOC_Rs == n->parent->tok &&
688: n->parent->norm->Rs.quote_T) {
689: outflags &= ~MMAN_spc;
1.35 schwarze 690: print_word("");
691: putchar('\"');
1.32 schwarze 692: } else
693: font_pop();
1.42 schwarze 694: post_percent(meta, n);
1.32 schwarze 695: }
696:
1.4 schwarze 697: /*
698: * Print before a section header.
699: */
1.1 schwarze 700: static int
1.3 schwarze 701: pre_sect(DECL_ARGS)
702: {
703:
1.45 schwarze 704: switch (n->type) {
705: case (MDOC_HEAD):
706: outflags |= MMAN_sp;
707: print_block(manacts[n->tok].prefix, 0);
708: print_word("");
709: putchar('\"');
710: outflags &= ~MMAN_spc;
711: break;
712: case (MDOC_BODY):
713: if (MDOC_Sh == n->tok) {
714: if (MDOC_SYNPRETTY & n->flags)
715: outflags |= MMAN_Bk;
716: else
717: outflags &= ~MMAN_Bk;
718: }
719: break;
720: default:
721: break;
722: }
1.3 schwarze 723: return(1);
724: }
725:
1.4 schwarze 726: /*
727: * Print subsequent a section header.
728: */
1.3 schwarze 729: static void
730: post_sect(DECL_ARGS)
731: {
732:
733: if (MDOC_HEAD != n->type)
734: return;
1.18 schwarze 735: outflags &= ~MMAN_spc;
1.35 schwarze 736: print_word("");
737: putchar('\"');
1.18 schwarze 738: outflags |= MMAN_nl;
1.20 schwarze 739: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
740: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
741: }
742:
1.21 schwarze 743: /* See mdoc_term.c, synopsis_pre() for comments. */
744: static void
745: pre_syn(const struct mdoc_node *n)
746: {
747:
748: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
749: return;
750:
751: if (n->prev->tok == n->tok &&
752: MDOC_Ft != n->tok &&
753: MDOC_Fo != n->tok &&
754: MDOC_Fn != n->tok) {
755: outflags |= MMAN_br;
756: return;
757: }
758:
759: switch (n->prev->tok) {
760: case (MDOC_Fd):
761: /* FALLTHROUGH */
762: case (MDOC_Fn):
763: /* FALLTHROUGH */
764: case (MDOC_Fo):
765: /* FALLTHROUGH */
766: case (MDOC_In):
767: /* FALLTHROUGH */
768: case (MDOC_Vt):
769: outflags |= MMAN_sp;
770: break;
771: case (MDOC_Ft):
772: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
773: outflags |= MMAN_sp;
774: break;
775: }
776: /* FALLTHROUGH */
777: default:
778: outflags |= MMAN_br;
779: break;
780: }
781: }
782:
1.20 schwarze 783: static int
784: pre_an(DECL_ARGS)
785: {
786:
787: switch (n->norm->An.auth) {
788: case (AUTH_split):
789: outflags &= ~MMAN_An_nosplit;
790: outflags |= MMAN_An_split;
791: return(0);
792: case (AUTH_nosplit):
793: outflags &= ~MMAN_An_split;
794: outflags |= MMAN_An_nosplit;
795: return(0);
796: default:
797: if (MMAN_An_split & outflags)
798: outflags |= MMAN_br;
799: else if (SEC_AUTHORS == n->sec &&
800: ! (MMAN_An_nosplit & outflags))
801: outflags |= MMAN_An_split;
802: return(1);
803: }
1.3 schwarze 804: }
805:
806: static int
807: pre_ap(DECL_ARGS)
808: {
809:
1.18 schwarze 810: outflags &= ~MMAN_spc;
811: print_word("'");
812: outflags &= ~MMAN_spc;
1.3 schwarze 813: return(0);
814: }
815:
816: static int
817: pre_bd(DECL_ARGS)
818: {
819:
1.34 schwarze 820: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
821:
822: if (DISP_unfilled == n->norm->Bd.type ||
823: DISP_literal == n->norm->Bd.type)
824: print_line(".nf", 0);
825: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 826: outflags |= MMAN_sp;
1.18 schwarze 827: print_offs(n->norm->Bd.offs);
1.3 schwarze 828: return(1);
829: }
830:
831: static void
832: post_bd(DECL_ARGS)
833: {
834:
1.43 schwarze 835: /* Close out this display. */
1.34 schwarze 836: print_line(".RE", MMAN_nl);
1.3 schwarze 837: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 838: DISP_literal == n->norm->Bd.type)
839: print_line(".fi", MMAN_nl);
1.43 schwarze 840:
1.46 schwarze 841: /* Maybe we are inside an enclosing list? */
842: if (NULL != n->parent->next)
843: mid_it();
1.10 schwarze 844: }
845:
846: static int
1.25 schwarze 847: pre_bf(DECL_ARGS)
848: {
849:
850: switch (n->type) {
851: case (MDOC_BLOCK):
852: return(1);
853: case (MDOC_BODY):
854: break;
855: default:
856: return(0);
857: }
858: switch (n->norm->Bf.font) {
859: case (FONT_Em):
860: font_push('I');
861: break;
862: case (FONT_Sy):
863: font_push('B');
864: break;
865: default:
866: font_push('R');
867: break;
868: }
869: return(1);
870: }
871:
872: static void
873: post_bf(DECL_ARGS)
874: {
875:
876: if (MDOC_BODY == n->type)
877: font_pop();
878: }
879:
880: static int
1.10 schwarze 881: pre_bk(DECL_ARGS)
882: {
883:
884: switch (n->type) {
885: case (MDOC_BLOCK):
886: return(1);
887: case (MDOC_BODY):
1.18 schwarze 888: outflags |= MMAN_Bk;
1.10 schwarze 889: return(1);
890: default:
891: return(0);
892: }
893: }
894:
895: static void
896: post_bk(DECL_ARGS)
897: {
898:
1.49 schwarze 899: if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
1.18 schwarze 900: outflags &= ~MMAN_Bk;
1.3 schwarze 901: }
902:
903: static int
1.28 schwarze 904: pre_bl(DECL_ARGS)
905: {
1.31 schwarze 906: size_t icol;
1.28 schwarze 907:
1.48 schwarze 908: /*
909: * print_offs() will increase the -offset to account for
910: * a possible enclosing .It, but any enclosed .It blocks
911: * just nest and do not add up their indentation.
912: */
913: if (n->norm->Bl.offs) {
914: print_offs(n->norm->Bl.offs);
915: Bl_stack[Bl_stack_len++] = 0;
916: }
917:
1.31 schwarze 918: switch (n->norm->Bl.type) {
919: case (LIST_enum):
1.28 schwarze 920: n->norm->Bl.count = 0;
1.31 schwarze 921: return(1);
922: case (LIST_column):
923: break;
924: default:
925: return(1);
926: }
927:
1.34 schwarze 928: print_line(".TS", MMAN_nl);
1.31 schwarze 929: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
930: print_word("l");
931: print_word(".");
1.34 schwarze 932: outflags |= MMAN_nl;
1.28 schwarze 933: return(1);
934: }
935:
936: static void
937: post_bl(DECL_ARGS)
938: {
939:
1.31 schwarze 940: switch (n->norm->Bl.type) {
1.34 schwarze 941: case (LIST_column):
942: print_line(".TE", 0);
943: break;
1.31 schwarze 944: case (LIST_enum):
945: n->norm->Bl.count = 0;
946: break;
947: default:
948: break;
949: }
1.48 schwarze 950:
951: if (n->norm->Bl.offs) {
952: print_line(".RE", MMAN_nl);
953: assert(Bl_stack_len);
954: Bl_stack_len--;
955: assert(0 == Bl_stack[Bl_stack_len]);
956: } else {
957: outflags |= MMAN_PP | MMAN_nl;
958: outflags &= ~(MMAN_sp | MMAN_br);
959: }
1.46 schwarze 960:
961: /* Maybe we are inside an enclosing list? */
962: if (NULL != n->parent->next)
963: mid_it();
964:
1.28 schwarze 965: }
966:
967: static int
1.3 schwarze 968: pre_br(DECL_ARGS)
969: {
970:
1.19 schwarze 971: outflags |= MMAN_br;
1.3 schwarze 972: return(0);
973: }
974:
975: static int
1.5 schwarze 976: pre_bx(DECL_ARGS)
977: {
978:
979: n = n->child;
980: if (n) {
1.18 schwarze 981: print_word(n->string);
982: outflags &= ~MMAN_spc;
1.5 schwarze 983: n = n->next;
984: }
1.18 schwarze 985: print_word("BSD");
1.5 schwarze 986: if (NULL == n)
987: return(0);
1.18 schwarze 988: outflags &= ~MMAN_spc;
989: print_word("-");
990: outflags &= ~MMAN_spc;
991: print_word(n->string);
1.5 schwarze 992: return(0);
993: }
994:
995: static int
1.1 schwarze 996: pre_dl(DECL_ARGS)
997: {
998:
1.46 schwarze 999: print_offs("6n");
1.1 schwarze 1000: return(1);
1001: }
1002:
1003: static void
1004: post_dl(DECL_ARGS)
1005: {
1006:
1.34 schwarze 1007: print_line(".RE", MMAN_nl);
1.46 schwarze 1008:
1009: /* Maybe we are inside an enclosing list? */
1010: if (NULL != n->parent->next)
1011: mid_it();
1.13 schwarze 1012: }
1013:
1014: static int
1.24 schwarze 1015: pre_em(DECL_ARGS)
1016: {
1017:
1018: font_push('I');
1019: return(1);
1.26 schwarze 1020: }
1021:
1022: static void
1023: post_eo(DECL_ARGS)
1024: {
1025:
1026: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1027: outflags &= ~MMAN_spc;
1.24 schwarze 1028: }
1029:
1030: static int
1.14 schwarze 1031: pre_fa(DECL_ARGS)
1032: {
1033:
1034: if (MDOC_Fa == n->tok)
1035: n = n->child;
1036:
1037: while (NULL != n) {
1.24 schwarze 1038: font_push('I');
1.42 schwarze 1039: print_node(meta, n);
1.24 schwarze 1040: font_pop();
1.14 schwarze 1041: if (NULL != (n = n->next))
1.18 schwarze 1042: print_word(",");
1.14 schwarze 1043: }
1044: return(0);
1045: }
1046:
1047: static void
1048: post_fa(DECL_ARGS)
1049: {
1050:
1051: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1052: print_word(",");
1.27 schwarze 1053: }
1054:
1055: static int
1056: pre_fd(DECL_ARGS)
1057: {
1058:
1059: pre_syn(n);
1060: font_push('B');
1061: return(1);
1062: }
1063:
1064: static void
1065: post_fd(DECL_ARGS)
1066: {
1067:
1068: font_pop();
1069: outflags |= MMAN_br;
1.14 schwarze 1070: }
1071:
1072: static int
1.24 schwarze 1073: pre_fl(DECL_ARGS)
1074: {
1075:
1076: font_push('B');
1.40 millert 1077: print_word("\\-");
1.24 schwarze 1078: outflags &= ~MMAN_spc;
1079: return(1);
1080: }
1081:
1082: static void
1083: post_fl(DECL_ARGS)
1084: {
1085:
1086: font_pop();
1.25 schwarze 1087: if (0 == n->nchild && NULL != n->next &&
1088: n->next->line == n->line)
1.24 schwarze 1089: outflags &= ~MMAN_spc;
1090: }
1091:
1092: static int
1.13 schwarze 1093: pre_fn(DECL_ARGS)
1094: {
1095:
1.21 schwarze 1096: pre_syn(n);
1097:
1.13 schwarze 1098: n = n->child;
1099: if (NULL == n)
1100: return(0);
1101:
1.24 schwarze 1102: font_push('B');
1.42 schwarze 1103: print_node(meta, n);
1.24 schwarze 1104: font_pop();
1.18 schwarze 1105: outflags &= ~MMAN_spc;
1.24 schwarze 1106: print_word("(");
1.18 schwarze 1107: outflags &= ~MMAN_spc;
1.33 schwarze 1108:
1109: n = n->next;
1110: if (NULL != n)
1.42 schwarze 1111: pre_fa(meta, n);
1.33 schwarze 1112: return(0);
1.13 schwarze 1113: }
1114:
1115: static void
1116: post_fn(DECL_ARGS)
1117: {
1118:
1.18 schwarze 1119: print_word(")");
1.13 schwarze 1120: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1121: print_word(";");
1.19 schwarze 1122: outflags |= MMAN_br;
1.14 schwarze 1123: }
1124: }
1125:
1126: static int
1127: pre_fo(DECL_ARGS)
1128: {
1129:
1130: switch (n->type) {
1.21 schwarze 1131: case (MDOC_BLOCK):
1132: pre_syn(n);
1133: break;
1.14 schwarze 1134: case (MDOC_HEAD):
1.24 schwarze 1135: font_push('B');
1.14 schwarze 1136: break;
1137: case (MDOC_BODY):
1.18 schwarze 1138: outflags &= ~MMAN_spc;
1139: print_word("(");
1140: outflags &= ~MMAN_spc;
1.14 schwarze 1141: break;
1142: default:
1143: break;
1144: }
1145: return(1);
1146: }
1147:
1148: static void
1149: post_fo(DECL_ARGS)
1150: {
1151:
1152: switch (n->type) {
1153: case (MDOC_HEAD):
1.24 schwarze 1154: font_pop();
1.14 schwarze 1155: break;
1156: case (MDOC_BODY):
1.42 schwarze 1157: post_fn(meta, n);
1.14 schwarze 1158: break;
1159: default:
1160: break;
1.13 schwarze 1161: }
1.12 schwarze 1162: }
1163:
1164: static int
1.21 schwarze 1165: pre_ft(DECL_ARGS)
1166: {
1167:
1168: pre_syn(n);
1.24 schwarze 1169: font_push('I');
1.21 schwarze 1170: return(1);
1171: }
1172:
1173: static int
1.12 schwarze 1174: pre_in(DECL_ARGS)
1175: {
1176:
1177: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1178: pre_syn(n);
1.24 schwarze 1179: font_push('B');
1180: print_word("#include <");
1181: outflags &= ~MMAN_spc;
1182: } else {
1183: print_word("<");
1184: outflags &= ~MMAN_spc;
1185: font_push('I');
1186: }
1.12 schwarze 1187: return(1);
1188: }
1189:
1190: static void
1191: post_in(DECL_ARGS)
1192: {
1193:
1194: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1195: outflags &= ~MMAN_spc;
1196: print_word(">");
1197: font_pop();
1.19 schwarze 1198: outflags |= MMAN_br;
1.24 schwarze 1199: } else {
1200: font_pop();
1201: outflags &= ~MMAN_spc;
1202: print_word(">");
1203: }
1.1 schwarze 1204: }
1205:
1206: static int
1207: pre_it(DECL_ARGS)
1208: {
1209: const struct mdoc_node *bln;
1210:
1.28 schwarze 1211: switch (n->type) {
1212: case (MDOC_HEAD):
1.34 schwarze 1213: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1214: bln = n->parent->parent;
1.34 schwarze 1215: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1216: (NULL == n->parent->prev &&
1217: NULL == bln->parent->prev))
1.34 schwarze 1218: outflags |= MMAN_sp;
1219: outflags &= ~MMAN_br;
1.3 schwarze 1220: switch (bln->norm->Bl.type) {
1.28 schwarze 1221: case (LIST_item):
1222: return(0);
1223: case (LIST_inset):
1224: /* FALLTHROUGH */
1225: case (LIST_diag):
1226: /* FALLTHROUGH */
1227: case (LIST_ohang):
1228: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1229: print_line(".B \"", 0);
1.28 schwarze 1230: else
1.34 schwarze 1231: print_line(".R \"", 0);
1.28 schwarze 1232: outflags &= ~MMAN_spc;
1233: return(1);
1.3 schwarze 1234: case (LIST_bullet):
1.28 schwarze 1235: /* FALLTHROUGH */
1236: case (LIST_dash):
1237: /* FALLTHROUGH */
1238: case (LIST_hyphen):
1.33 schwarze 1239: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1240: TPremain = 0;
1.28 schwarze 1241: outflags |= MMAN_nl;
1242: font_push('B');
1243: if (LIST_bullet == bln->norm->Bl.type)
1244: print_word("o");
1245: else
1246: print_word("-");
1247: font_pop();
1248: break;
1249: case (LIST_enum):
1.33 schwarze 1250: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1251: TPremain = 0;
1.28 schwarze 1252: outflags |= MMAN_nl;
1253: print_count(&bln->norm->Bl.count);
1.3 schwarze 1254: break;
1.29 schwarze 1255: case (LIST_hang):
1.33 schwarze 1256: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1257: TPremain = 0;
1.30 schwarze 1258: break;
1259: case (LIST_tag):
1.35 schwarze 1260: print_width(bln->norm->Bl.width, n->child, 0);
1261: putchar('\n');
1262: outflags &= ~MMAN_spc;
1263: return(1);
1.3 schwarze 1264: default:
1.30 schwarze 1265: return(1);
1.3 schwarze 1266: }
1.18 schwarze 1267: outflags |= MMAN_nl;
1.28 schwarze 1268: default:
1269: break;
1.1 schwarze 1270: }
1271: return(1);
1.28 schwarze 1272: }
1273:
1.46 schwarze 1274: /*
1275: * This function is called after closing out an indented block.
1276: * If we are inside an enclosing list, restore its indentation.
1277: */
1278: static void
1279: mid_it(void)
1280: {
1281: char buf[24];
1282:
1283: /* Nothing to do outside a list. */
1284: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1285: return;
1286:
1287: /* The indentation has already been set up. */
1288: if (Bl_stack_post[Bl_stack_len - 1])
1289: return;
1290:
1291: /* Restore the indentation of the enclosing list. */
1292: print_line(".RS", MMAN_Bk_susp);
1.52 ! schwarze 1293: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1294: print_word(buf);
1295:
1296: /* Remeber to close out this .RS block later. */
1297: Bl_stack_post[Bl_stack_len - 1] = 1;
1298: }
1299:
1.28 schwarze 1300: static void
1301: post_it(DECL_ARGS)
1302: {
1303: const struct mdoc_node *bln;
1304:
1.31 schwarze 1305: bln = n->parent->parent;
1306:
1307: switch (n->type) {
1308: case (MDOC_HEAD):
1.28 schwarze 1309: switch (bln->norm->Bl.type) {
1310: case (LIST_diag):
1311: outflags &= ~MMAN_spc;
1312: print_word("\\ ");
1313: break;
1314: case (LIST_ohang):
1315: outflags |= MMAN_br;
1316: break;
1317: default:
1318: break;
1319: }
1.31 schwarze 1320: break;
1321: case (MDOC_BODY):
1.43 schwarze 1322: switch (bln->norm->Bl.type) {
1323: case (LIST_bullet):
1324: /* FALLTHROUGH */
1325: case (LIST_dash):
1326: /* FALLTHROUGH */
1327: case (LIST_hyphen):
1328: /* FALLTHROUGH */
1329: case (LIST_enum):
1330: /* FALLTHROUGH */
1331: case (LIST_hang):
1332: /* FALLTHROUGH */
1333: case (LIST_tag):
1334: assert(Bl_stack_len);
1335: Bl_stack[--Bl_stack_len] = 0;
1336:
1337: /*
1338: * Our indentation had to be restored
1.46 schwarze 1339: * after a child display or child list.
1.43 schwarze 1340: * Close out that indentation block now.
1341: */
1342: if (Bl_stack_post[Bl_stack_len]) {
1343: print_line(".RE", MMAN_nl);
1344: Bl_stack_post[Bl_stack_len] = 0;
1345: }
1346: break;
1347: case (LIST_column):
1348: if (NULL != n->next) {
1349: putchar('\t');
1350: outflags &= ~MMAN_spc;
1351: }
1352: break;
1353: default:
1354: break;
1.31 schwarze 1355: }
1356: break;
1357: default:
1358: break;
1.28 schwarze 1359: }
1.11 schwarze 1360: }
1361:
1362: static void
1363: post_lb(DECL_ARGS)
1364: {
1365:
1.19 schwarze 1366: if (SEC_LIBRARY == n->sec)
1367: outflags |= MMAN_br;
1.22 schwarze 1368: }
1369:
1370: static int
1371: pre_lk(DECL_ARGS)
1372: {
1373: const struct mdoc_node *link, *descr;
1374:
1375: if (NULL == (link = n->child))
1376: return(0);
1377:
1378: if (NULL != (descr = link->next)) {
1.24 schwarze 1379: font_push('I');
1.22 schwarze 1380: while (NULL != descr) {
1381: print_word(descr->string);
1382: descr = descr->next;
1383: }
1384: print_word(":");
1.24 schwarze 1385: font_pop();
1.22 schwarze 1386: }
1387:
1.24 schwarze 1388: font_push('B');
1.22 schwarze 1389: print_word(link->string);
1.24 schwarze 1390: font_pop();
1.22 schwarze 1391: return(0);
1.1 schwarze 1392: }
1393:
1394: static int
1.24 schwarze 1395: pre_li(DECL_ARGS)
1396: {
1397:
1398: font_push('R');
1399: return(1);
1400: }
1401:
1402: static int
1.1 schwarze 1403: pre_nm(DECL_ARGS)
1404: {
1.36 schwarze 1405: char *name;
1.1 schwarze 1406:
1.21 schwarze 1407: if (MDOC_BLOCK == n->type)
1408: pre_syn(n);
1.1 schwarze 1409: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1410: return(1);
1.42 schwarze 1411: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1412: if (NULL == name)
1.21 schwarze 1413: return(0);
1.36 schwarze 1414: if (MDOC_HEAD == n->type) {
1415: if (NULL == n->parent->prev)
1416: outflags |= MMAN_sp;
1417: print_block(".HP", 0);
1.52 ! schwarze 1418: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1419: outflags |= MMAN_nl;
1420: }
1.24 schwarze 1421: font_push('B');
1.1 schwarze 1422: if (NULL == n->child)
1.42 schwarze 1423: print_word(meta->name);
1.1 schwarze 1424: return(1);
1425: }
1426:
1427: static void
1428: post_nm(DECL_ARGS)
1429: {
1430:
1431: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1432: return;
1.24 schwarze 1433: font_pop();
1.23 schwarze 1434: }
1435:
1436: static int
1437: pre_no(DECL_ARGS)
1438: {
1439:
1440: outflags |= MMAN_spc_force;
1441: return(1);
1.1 schwarze 1442: }
1443:
1444: static int
1445: pre_ns(DECL_ARGS)
1446: {
1447:
1.18 schwarze 1448: outflags &= ~MMAN_spc;
1.1 schwarze 1449: return(0);
1450: }
1451:
1.3 schwarze 1452: static void
1453: post_pf(DECL_ARGS)
1454: {
1455:
1.18 schwarze 1456: outflags &= ~MMAN_spc;
1.3 schwarze 1457: }
1458:
1.1 schwarze 1459: static int
1460: pre_pp(DECL_ARGS)
1461: {
1462:
1.34 schwarze 1463: if (MDOC_It != n->parent->tok)
1464: outflags |= MMAN_PP;
1465: outflags |= MMAN_sp | MMAN_nl;
1466: outflags &= ~MMAN_br;
1.32 schwarze 1467: return(0);
1468: }
1469:
1470: static int
1471: pre_rs(DECL_ARGS)
1472: {
1473:
1474: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1475: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1476: outflags &= ~MMAN_br;
1.32 schwarze 1477: }
1478: return(1);
1.9 schwarze 1479: }
1480:
1481: static int
1482: pre_sm(DECL_ARGS)
1483: {
1484:
1485: assert(n->child && MDOC_TEXT == n->child->type);
1486: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1487: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1488: else
1.18 schwarze 1489: outflags &= ~MMAN_Sm;
1.9 schwarze 1490: return(0);
1.1 schwarze 1491: }
1492:
1493: static int
1.3 schwarze 1494: pre_sp(DECL_ARGS)
1.1 schwarze 1495: {
1496:
1.38 schwarze 1497: if (MMAN_PP & outflags) {
1498: outflags &= ~MMAN_PP;
1499: print_line(".PP", 0);
1500: } else
1501: print_line(".sp", 0);
1.1 schwarze 1502: return(1);
1503: }
1504:
1505: static void
1.3 schwarze 1506: post_sp(DECL_ARGS)
1.1 schwarze 1507: {
1508:
1.18 schwarze 1509: outflags |= MMAN_nl;
1.15 schwarze 1510: }
1511:
1512: static int
1.24 schwarze 1513: pre_sy(DECL_ARGS)
1514: {
1515:
1516: font_push('B');
1517: return(1);
1518: }
1519:
1520: static int
1.15 schwarze 1521: pre_vt(DECL_ARGS)
1522: {
1523:
1524: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1525: switch (n->type) {
1526: case (MDOC_BLOCK):
1.21 schwarze 1527: pre_syn(n);
1.16 schwarze 1528: return(1);
1529: case (MDOC_BODY):
1530: break;
1531: default:
1532: return(0);
1533: }
1.15 schwarze 1534: }
1.24 schwarze 1535: font_push('I');
1.15 schwarze 1536: return(1);
1537: }
1538:
1539: static void
1540: post_vt(DECL_ARGS)
1541: {
1.16 schwarze 1542:
1.17 schwarze 1543: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1544: return;
1.24 schwarze 1545: font_pop();
1.1 schwarze 1546: }
1547:
1548: static int
1549: pre_xr(DECL_ARGS)
1550: {
1551:
1552: n = n->child;
1553: if (NULL == n)
1554: return(0);
1.42 schwarze 1555: print_node(meta, n);
1.1 schwarze 1556: n = n->next;
1557: if (NULL == n)
1558: return(0);
1.18 schwarze 1559: outflags &= ~MMAN_spc;
1560: print_word("(");
1.42 schwarze 1561: print_node(meta, n);
1.18 schwarze 1562: print_word(")");
1.1 schwarze 1563: return(0);
1.5 schwarze 1564: }
1565:
1566: static int
1567: pre_ux(DECL_ARGS)
1568: {
1569:
1.18 schwarze 1570: print_word(manacts[n->tok].prefix);
1.5 schwarze 1571: if (NULL == n->child)
1572: return(0);
1.18 schwarze 1573: outflags &= ~MMAN_spc;
1.39 millert 1574: print_word("\\ ");
1.18 schwarze 1575: outflags &= ~MMAN_spc;
1.5 schwarze 1576: return(1);
1.1 schwarze 1577: }
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