Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.41
1.41 ! millert 1: /* $Id: mdoc_man.c,v 1.40 2012/07/29 16:30:52 millert Exp $ */
1.1 schwarze 2: /*
1.8 schwarze 3: * Copyright (c) 2011, 2012 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:
1.4 schwarze 27: #define DECL_ARGS const struct mdoc_meta *m, \
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);
1.32 schwarze 42: static void post__t(DECL_ARGS);
1.4 schwarze 43: static void post_bd(DECL_ARGS);
1.25 schwarze 44: static void post_bf(DECL_ARGS);
1.10 schwarze 45: static void post_bk(DECL_ARGS);
1.28 schwarze 46: static void post_bl(DECL_ARGS);
1.4 schwarze 47: static void post_dl(DECL_ARGS);
1.1 schwarze 48: static void post_enc(DECL_ARGS);
1.26 schwarze 49: static void post_eo(DECL_ARGS);
1.14 schwarze 50: static void post_fa(DECL_ARGS);
1.27 schwarze 51: static void post_fd(DECL_ARGS);
1.24 schwarze 52: static void post_fl(DECL_ARGS);
1.13 schwarze 53: static void post_fn(DECL_ARGS);
1.14 schwarze 54: static void post_fo(DECL_ARGS);
1.24 schwarze 55: static void post_font(DECL_ARGS);
1.12 schwarze 56: static void post_in(DECL_ARGS);
1.28 schwarze 57: static void post_it(DECL_ARGS);
1.11 schwarze 58: static void post_lb(DECL_ARGS);
1.4 schwarze 59: static void post_nm(DECL_ARGS);
1.1 schwarze 60: static void post_percent(DECL_ARGS);
1.4 schwarze 61: static void post_pf(DECL_ARGS);
1.3 schwarze 62: static void post_sect(DECL_ARGS);
1.4 schwarze 63: static void post_sp(DECL_ARGS);
1.15 schwarze 64: static void post_vt(DECL_ARGS);
1.32 schwarze 65: static int pre__t(DECL_ARGS);
1.20 schwarze 66: static int pre_an(DECL_ARGS);
1.3 schwarze 67: static int pre_ap(DECL_ARGS);
68: static int pre_bd(DECL_ARGS);
1.25 schwarze 69: static int pre_bf(DECL_ARGS);
1.10 schwarze 70: static int pre_bk(DECL_ARGS);
1.28 schwarze 71: static int pre_bl(DECL_ARGS);
1.3 schwarze 72: static int pre_br(DECL_ARGS);
1.5 schwarze 73: static int pre_bx(DECL_ARGS);
1.1 schwarze 74: static int pre_dl(DECL_ARGS);
1.4 schwarze 75: static int pre_enc(DECL_ARGS);
1.24 schwarze 76: static int pre_em(DECL_ARGS);
1.14 schwarze 77: static int pre_fa(DECL_ARGS);
1.27 schwarze 78: static int pre_fd(DECL_ARGS);
1.24 schwarze 79: static int pre_fl(DECL_ARGS);
1.13 schwarze 80: static int pre_fn(DECL_ARGS);
1.14 schwarze 81: static int pre_fo(DECL_ARGS);
1.21 schwarze 82: static int pre_ft(DECL_ARGS);
1.12 schwarze 83: static int pre_in(DECL_ARGS);
1.1 schwarze 84: static int pre_it(DECL_ARGS);
1.22 schwarze 85: static int pre_lk(DECL_ARGS);
1.24 schwarze 86: static int pre_li(DECL_ARGS);
1.1 schwarze 87: static int pre_nm(DECL_ARGS);
1.23 schwarze 88: static int pre_no(DECL_ARGS);
1.1 schwarze 89: static int pre_ns(DECL_ARGS);
90: static int pre_pp(DECL_ARGS);
1.32 schwarze 91: static int pre_rs(DECL_ARGS);
1.9 schwarze 92: static int pre_sm(DECL_ARGS);
1.3 schwarze 93: static int pre_sp(DECL_ARGS);
1.4 schwarze 94: static int pre_sect(DECL_ARGS);
1.24 schwarze 95: static int pre_sy(DECL_ARGS);
1.21 schwarze 96: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 97: static int pre_vt(DECL_ARGS);
1.5 schwarze 98: static int pre_ux(DECL_ARGS);
1.1 schwarze 99: static int pre_xr(DECL_ARGS);
1.18 schwarze 100: static void print_word(const char *);
1.34 schwarze 101: static void print_line(const char *, int);
102: static void print_block(const char *, int);
1.18 schwarze 103: static void print_offs(const char *);
1.33 schwarze 104: static void print_width(const char *,
105: const struct mdoc_node *, size_t);
1.28 schwarze 106: static void print_count(int *);
1.4 schwarze 107: static void print_node(DECL_ARGS);
1.1 schwarze 108:
1.3 schwarze 109: static const struct manact manacts[MDOC_MAX + 1] = {
110: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
111: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 113: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 114: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
115: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 116: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 117: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 119: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
120: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 121: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 122: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 123: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 124: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 125: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 126: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
127: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
129: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 132: { NULL, pre_enc, post_enc, "The \\fB",
133: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
134: }, /* Ex */
1.14 schwarze 135: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 136: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 137: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 138: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 139: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
140: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 141: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 142: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 143: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
144: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
145: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 146: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 147: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 148: { NULL, pre_enc, post_enc, "The \\fB",
149: "\\fP\nfunction returns the value 0 if successful;\n"
150: "otherwise the value -1 is returned and the global\n"
151: "variable \\fIerrno\\fP is set to indicate the error."
152: }, /* Rv */
1.5 schwarze 153: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 154: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 155: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 156: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 157: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
158: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
159: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
160: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
162: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
166: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 168: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
169: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 171: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 173: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 174: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 176: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
177: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
178: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
180: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 181: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.26 schwarze 182: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
183: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 184: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 185: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 186: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 187: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 188: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 189: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 190: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
191: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 192: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
193: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
194: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 197: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.6 schwarze 198: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
200: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 201: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 202: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
203: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 204: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.9 schwarze 205: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 206: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
207: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
208: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 209: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 210: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
211: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 212: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
213: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 214: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 216: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
217: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 218: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
219: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
220: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
221: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 222: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 223: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 224: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 225: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 226: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
228: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 229: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 230: { NULL, NULL, NULL, NULL, NULL }, /* Es */
231: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 232: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 234: { NULL, pre_br, NULL, NULL, NULL }, /* br */
235: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 236: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
237: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 238: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 239: };
240:
1.18 schwarze 241: static int outflags;
1.34 schwarze 242: #define MMAN_spc (1 << 0) /* blank character before next word */
243: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
244: #define MMAN_nl (1 << 2) /* break man(7) code line */
245: #define MMAN_br (1 << 3) /* break output line */
246: #define MMAN_sp (1 << 4) /* insert a blank output line */
247: #define MMAN_PP (1 << 5) /* reset indentation etc. */
248: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
249: #define MMAN_Bk (1 << 7) /* word keep mode */
250: #define MMAN_An_split (1 << 8) /* author mode is "split" */
251: #define MMAN_An_nosplit (1 << 9) /* author mode is "nosplit" */
1.18 schwarze 252:
1.35 schwarze 253: static int TPremain; /* characters before tag is full */
254:
1.24 schwarze 255: static struct {
256: char *head;
257: char *tail;
258: size_t size;
259: } fontqueue;
260:
261: static void
262: font_push(char newfont)
263: {
264:
265: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
266: fontqueue.size += 8;
267: fontqueue.head = mandoc_realloc(fontqueue.head,
268: fontqueue.size);
269: }
270: *fontqueue.tail = newfont;
1.35 schwarze 271: print_word("");
272: printf("\\f");
1.24 schwarze 273: putchar(newfont);
274: outflags &= ~MMAN_spc;
275: }
276:
277: static void
278: font_pop(void)
279: {
280:
281: if (fontqueue.tail > fontqueue.head)
282: fontqueue.tail--;
283: outflags &= ~MMAN_spc;
1.35 schwarze 284: print_word("");
285: printf("\\f");
1.24 schwarze 286: putchar(*fontqueue.tail);
287: }
288:
1.1 schwarze 289: static void
1.18 schwarze 290: print_word(const char *s)
1.1 schwarze 291: {
1.4 schwarze 292:
1.34 schwarze 293: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 294: /*
295: * If we need a newline, print it now and start afresh.
296: */
1.34 schwarze 297: if (MMAN_PP & outflags) {
298: if ( ! (MMAN_sp & outflags))
299: printf("\n.sp -1v");
300: printf("\n.PP\n");
301: } else if (MMAN_sp & outflags)
1.19 schwarze 302: printf("\n.sp\n");
303: else if (MMAN_br & outflags)
304: printf("\n.br\n");
305: else if (MMAN_nl & outflags)
306: putchar('\n');
1.34 schwarze 307: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 308: if (1 == TPremain)
309: printf(".br\n");
310: TPremain = 0;
311: } else if (MMAN_spc & outflags) {
1.4 schwarze 312: /*
1.23 schwarze 313: * If we need a space, only print it if
314: * (1) it is forced by `No' or
315: * (2) what follows is not terminating punctuation or
316: * (3) what follows is longer than one character.
1.4 schwarze 317: */
1.35 schwarze 318: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 319: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.39 millert 320: if (MMAN_Bk & outflags)
1.10 schwarze 321: putchar('\\');
1.39 millert 322: putchar(' ');
1.35 schwarze 323: if (TPremain)
324: TPremain--;
1.10 schwarze 325: }
1.35 schwarze 326: }
1.4 schwarze 327:
328: /*
329: * Reassign needing space if we're not following opening
330: * punctuation.
331: */
1.35 schwarze 332: if (MMAN_Sm & outflags && ('\0' == s[0] ||
333: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 334: outflags |= MMAN_spc;
335: else
336: outflags &= ~MMAN_spc;
1.23 schwarze 337: outflags &= ~MMAN_spc_force;
1.4 schwarze 338:
1.1 schwarze 339: for ( ; *s; s++) {
340: switch (*s) {
341: case (ASCII_NBRSP):
1.39 millert 342: printf("\\ ");
1.1 schwarze 343: break;
344: case (ASCII_HYPH):
345: putchar('-');
346: break;
347: default:
1.4 schwarze 348: putchar((unsigned char)*s);
1.1 schwarze 349: break;
350: }
1.35 schwarze 351: if (TPremain)
352: TPremain--;
1.1 schwarze 353: }
354: }
355:
1.8 schwarze 356: static void
1.34 schwarze 357: print_line(const char *s, int newflags)
358: {
359:
360: outflags &= ~MMAN_br;
361: outflags |= MMAN_nl;
362: print_word(s);
363: outflags |= newflags;
364: }
365:
366: static void
367: print_block(const char *s, int newflags)
368: {
369:
370: outflags &= ~MMAN_PP;
371: if (MMAN_sp & outflags)
372: outflags &= ~(MMAN_sp | MMAN_br);
373: else
374: print_line(".sp -1v", 0);
375: outflags |= MMAN_nl;
376: print_word(s);
377: outflags |= newflags;
378: }
379:
380: static void
1.18 schwarze 381: print_offs(const char *v)
1.8 schwarze 382: {
383: char buf[24];
384: struct roffsu su;
385: size_t sz;
386:
387: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
388: sz = 0;
389: else if (0 == strcmp(v, "indent"))
390: sz = 6;
391: else if (0 == strcmp(v, "indent-two"))
392: sz = 12;
393: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.18 schwarze 394: print_word(v);
1.8 schwarze 395: return;
396: } else
397: sz = strlen(v);
398:
399: snprintf(buf, sizeof(buf), "%ldn", sz);
1.18 schwarze 400: print_word(buf);
1.8 schwarze 401: }
402:
1.1 schwarze 403: void
1.33 schwarze 404: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 405: {
406: char buf[24];
407: struct roffsu su;
1.29 schwarze 408: size_t sz, chsz;
1.35 schwarze 409: int numeric, remain;
1.29 schwarze 410:
1.35 schwarze 411: numeric = 1;
412: remain = 0;
1.33 schwarze 413: if (NULL == v)
414: sz = defsz;
415: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 416: if (SCALE_EN == su.unit)
417: sz = su.scale;
418: else {
1.35 schwarze 419: sz = 0;
420: numeric = 0;
1.28 schwarze 421: }
422: } else
423: sz = strlen(v);
424:
1.35 schwarze 425: /* XXX Rough estimation, might have multiple parts. */
426: chsz = (NULL != child && MDOC_TEXT == child->type) ?
427: strlen(child->string) : 0;
428:
429: if (defsz && chsz > sz)
1.34 schwarze 430: print_block(".HP", 0);
1.35 schwarze 431: else {
1.34 schwarze 432: print_block(".TP", 0);
1.35 schwarze 433: remain = sz + 2;
434: }
435: if (numeric) {
436: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
437: print_word(buf);
438: } else
439: print_word(v);
440: TPremain = remain;
1.28 schwarze 441: }
442:
443: void
444: print_count(int *count)
445: {
446: char buf[12];
447:
448: snprintf(buf, sizeof(buf), "%d.", ++*count);
449: print_word(buf);
450: }
451:
452: void
1.4 schwarze 453: man_man(void *arg, const struct man *man)
454: {
455:
456: /*
457: * Dump the keep buffer.
458: * We're guaranteed by now that this exists (is non-NULL).
459: * Flush stdout afterward, just in case.
460: */
461: fputs(mparse_getkeep(man_mparse(man)), stdout);
462: fflush(stdout);
463: }
464:
465: void
1.1 schwarze 466: man_mdoc(void *arg, const struct mdoc *mdoc)
467: {
468: const struct mdoc_meta *m;
469: const struct mdoc_node *n;
470:
471: m = mdoc_meta(mdoc);
472: n = mdoc_node(mdoc);
473:
1.41 ! millert 474: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.4 schwarze 475: m->title, m->msec, m->date, m->os, m->vol);
1.41 ! millert 476:
! 477: /* Disable hyphenation and if nroff, disable justification. */
! 478: printf(".nh\n.if n .ad l");
1.1 schwarze 479:
1.18 schwarze 480: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 481: if (0 == fontqueue.size) {
482: fontqueue.size = 8;
483: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
484: *fontqueue.tail = 'R';
485: }
1.18 schwarze 486: print_node(m, n);
1.3 schwarze 487: putchar('\n');
1.1 schwarze 488: }
489:
490: static void
491: print_node(DECL_ARGS)
492: {
493: const struct mdoc_node *prev, *sub;
1.4 schwarze 494: const struct manact *act;
1.1 schwarze 495: int cond, do_sub;
1.4 schwarze 496:
497: /*
498: * Break the line if we were parsed subsequent the current node.
499: * This makes the page structure be more consistent.
500: */
1.1 schwarze 501: prev = n->prev ? n->prev : n->parent;
1.25 schwarze 502: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.18 schwarze 503: outflags |= MMAN_nl;
1.1 schwarze 504:
1.4 schwarze 505: act = NULL;
1.1 schwarze 506: cond = 0;
507: do_sub = 1;
1.4 schwarze 508:
1.1 schwarze 509: if (MDOC_TEXT == n->type) {
1.4 schwarze 510: /*
511: * Make sure that we don't happen to start with a
512: * control character at the start of a line.
513: */
1.18 schwarze 514: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 515: '\'' == *n->string)) {
1.35 schwarze 516: print_word("");
517: printf("\\&");
1.18 schwarze 518: outflags &= ~MMAN_spc;
1.3 schwarze 519: }
1.18 schwarze 520: print_word(n->string);
1.1 schwarze 521: } else {
1.4 schwarze 522: /*
523: * Conditionally run the pre-node action handler for a
524: * node.
525: */
1.1 schwarze 526: act = manacts + n->tok;
1.18 schwarze 527: cond = NULL == act->cond || (*act->cond)(m, n);
1.1 schwarze 528: if (cond && act->pre)
1.18 schwarze 529: do_sub = (*act->pre)(m, n);
1.1 schwarze 530: }
531:
1.4 schwarze 532: /*
533: * Conditionally run all child nodes.
534: * Note that this iterates over children instead of using
535: * recursion. This prevents unnecessary depth in the stack.
536: */
1.1 schwarze 537: if (do_sub)
538: for (sub = n->child; sub; sub = sub->next)
1.18 schwarze 539: print_node(m, sub);
1.1 schwarze 540:
1.4 schwarze 541: /*
542: * Lastly, conditionally run the post-node handler.
543: */
1.1 schwarze 544: if (cond && act->post)
1.18 schwarze 545: (*act->post)(m, n);
1.1 schwarze 546: }
547:
548: static int
549: cond_head(DECL_ARGS)
550: {
1.4 schwarze 551:
1.1 schwarze 552: return(MDOC_HEAD == n->type);
553: }
554:
555: static int
556: cond_body(DECL_ARGS)
557: {
1.4 schwarze 558:
1.1 schwarze 559: return(MDOC_BODY == n->type);
560: }
561:
562: static int
563: pre_enc(DECL_ARGS)
564: {
1.4 schwarze 565: const char *prefix;
1.1 schwarze 566:
567: prefix = manacts[n->tok].prefix;
568: if (NULL == prefix)
569: return(1);
1.18 schwarze 570: print_word(prefix);
571: outflags &= ~MMAN_spc;
1.1 schwarze 572: return(1);
573: }
574:
575: static void
576: post_enc(DECL_ARGS)
577: {
578: const char *suffix;
579:
580: suffix = manacts[n->tok].suffix;
581: if (NULL == suffix)
582: return;
1.18 schwarze 583: outflags &= ~MMAN_spc;
584: print_word(suffix);
1.24 schwarze 585: }
586:
587: static void
588: post_font(DECL_ARGS)
589: {
590:
591: font_pop();
1.1 schwarze 592: }
593:
594: static void
595: post_percent(DECL_ARGS)
596: {
597:
1.32 schwarze 598: if (pre_em == manacts[n->tok].pre)
599: font_pop();
600: if (n->next) {
1.18 schwarze 601: print_word(",");
1.32 schwarze 602: if (n->prev && n->prev->tok == n->tok &&
603: n->next->tok == n->tok)
604: print_word("and");
605: } else {
1.18 schwarze 606: print_word(".");
607: outflags |= MMAN_nl;
1.1 schwarze 608: }
609: }
610:
1.32 schwarze 611: static int
612: pre__t(DECL_ARGS)
613: {
614:
615: if (n->parent && MDOC_Rs == n->parent->tok &&
616: n->parent->norm->Rs.quote_T) {
1.35 schwarze 617: print_word("");
618: putchar('\"');
1.32 schwarze 619: outflags &= ~MMAN_spc;
620: } else
621: font_push('I');
622: return(1);
623: }
624:
625: static void
626: post__t(DECL_ARGS)
627: {
628:
629: if (n->parent && MDOC_Rs == n->parent->tok &&
630: n->parent->norm->Rs.quote_T) {
631: outflags &= ~MMAN_spc;
1.35 schwarze 632: print_word("");
633: putchar('\"');
1.32 schwarze 634: } else
635: font_pop();
636: post_percent(m, n);
637: }
638:
1.4 schwarze 639: /*
640: * Print before a section header.
641: */
1.1 schwarze 642: static int
1.3 schwarze 643: pre_sect(DECL_ARGS)
644: {
645:
646: if (MDOC_HEAD != n->type)
647: return(1);
1.34 schwarze 648: outflags |= MMAN_sp;
649: print_block(manacts[n->tok].prefix, 0);
1.35 schwarze 650: print_word("");
651: putchar('\"');
1.18 schwarze 652: outflags &= ~MMAN_spc;
1.3 schwarze 653: return(1);
654: }
655:
1.4 schwarze 656: /*
657: * Print subsequent a section header.
658: */
1.3 schwarze 659: static void
660: post_sect(DECL_ARGS)
661: {
662:
663: if (MDOC_HEAD != n->type)
664: return;
1.18 schwarze 665: outflags &= ~MMAN_spc;
1.35 schwarze 666: print_word("");
667: putchar('\"');
1.18 schwarze 668: outflags |= MMAN_nl;
1.20 schwarze 669: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
670: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
671: }
672:
1.21 schwarze 673: /* See mdoc_term.c, synopsis_pre() for comments. */
674: static void
675: pre_syn(const struct mdoc_node *n)
676: {
677:
678: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
679: return;
680:
681: if (n->prev->tok == n->tok &&
682: MDOC_Ft != n->tok &&
683: MDOC_Fo != n->tok &&
684: MDOC_Fn != n->tok) {
685: outflags |= MMAN_br;
686: return;
687: }
688:
689: switch (n->prev->tok) {
690: case (MDOC_Fd):
691: /* FALLTHROUGH */
692: case (MDOC_Fn):
693: /* FALLTHROUGH */
694: case (MDOC_Fo):
695: /* FALLTHROUGH */
696: case (MDOC_In):
697: /* FALLTHROUGH */
698: case (MDOC_Vt):
699: outflags |= MMAN_sp;
700: break;
701: case (MDOC_Ft):
702: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
703: outflags |= MMAN_sp;
704: break;
705: }
706: /* FALLTHROUGH */
707: default:
708: outflags |= MMAN_br;
709: break;
710: }
711: }
712:
1.20 schwarze 713: static int
714: pre_an(DECL_ARGS)
715: {
716:
717: switch (n->norm->An.auth) {
718: case (AUTH_split):
719: outflags &= ~MMAN_An_nosplit;
720: outflags |= MMAN_An_split;
721: return(0);
722: case (AUTH_nosplit):
723: outflags &= ~MMAN_An_split;
724: outflags |= MMAN_An_nosplit;
725: return(0);
726: default:
727: if (MMAN_An_split & outflags)
728: outflags |= MMAN_br;
729: else if (SEC_AUTHORS == n->sec &&
730: ! (MMAN_An_nosplit & outflags))
731: outflags |= MMAN_An_split;
732: return(1);
733: }
1.3 schwarze 734: }
735:
736: static int
737: pre_ap(DECL_ARGS)
738: {
739:
1.18 schwarze 740: outflags &= ~MMAN_spc;
741: print_word("'");
742: outflags &= ~MMAN_spc;
1.3 schwarze 743: return(0);
744: }
745:
746: static int
747: pre_bd(DECL_ARGS)
748: {
749:
1.34 schwarze 750: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
751:
752: if (DISP_unfilled == n->norm->Bd.type ||
753: DISP_literal == n->norm->Bd.type)
754: print_line(".nf", 0);
755: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 756: outflags |= MMAN_sp;
1.34 schwarze 757: print_line(".RS", 0);
1.18 schwarze 758: print_offs(n->norm->Bd.offs);
759: outflags |= MMAN_nl;
1.3 schwarze 760: return(1);
761: }
762:
763: static void
764: post_bd(DECL_ARGS)
765: {
766:
1.34 schwarze 767: print_line(".RE", MMAN_nl);
1.3 schwarze 768: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 769: DISP_literal == n->norm->Bd.type)
770: print_line(".fi", MMAN_nl);
1.10 schwarze 771: }
772:
773: static int
1.25 schwarze 774: pre_bf(DECL_ARGS)
775: {
776:
777: switch (n->type) {
778: case (MDOC_BLOCK):
779: return(1);
780: case (MDOC_BODY):
781: break;
782: default:
783: return(0);
784: }
785: switch (n->norm->Bf.font) {
786: case (FONT_Em):
787: font_push('I');
788: break;
789: case (FONT_Sy):
790: font_push('B');
791: break;
792: default:
793: font_push('R');
794: break;
795: }
796: return(1);
797: }
798:
799: static void
800: post_bf(DECL_ARGS)
801: {
802:
803: if (MDOC_BODY == n->type)
804: font_pop();
805: }
806:
807: static int
1.10 schwarze 808: pre_bk(DECL_ARGS)
809: {
810:
811: switch (n->type) {
812: case (MDOC_BLOCK):
813: return(1);
814: case (MDOC_BODY):
1.18 schwarze 815: outflags |= MMAN_Bk;
1.10 schwarze 816: return(1);
817: default:
818: return(0);
819: }
820: }
821:
822: static void
823: post_bk(DECL_ARGS)
824: {
825:
826: if (MDOC_BODY == n->type)
1.18 schwarze 827: outflags &= ~MMAN_Bk;
1.3 schwarze 828: }
829:
830: static int
1.28 schwarze 831: pre_bl(DECL_ARGS)
832: {
1.31 schwarze 833: size_t icol;
1.28 schwarze 834:
1.31 schwarze 835: switch (n->norm->Bl.type) {
836: case (LIST_enum):
1.28 schwarze 837: n->norm->Bl.count = 0;
1.31 schwarze 838: return(1);
839: case (LIST_column):
840: break;
841: default:
842: return(1);
843: }
844:
1.34 schwarze 845: print_line(".TS", MMAN_nl);
1.31 schwarze 846: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
847: print_word("l");
848: print_word(".");
1.34 schwarze 849: outflags |= MMAN_nl;
1.28 schwarze 850: return(1);
851: }
852:
853: static void
854: post_bl(DECL_ARGS)
855: {
856:
1.31 schwarze 857: switch (n->norm->Bl.type) {
1.34 schwarze 858: case (LIST_column):
859: print_line(".TE", 0);
860: break;
1.31 schwarze 861: case (LIST_enum):
862: n->norm->Bl.count = 0;
863: break;
864: default:
865: break;
866: }
1.34 schwarze 867: outflags |= MMAN_PP | MMAN_nl;
868: outflags &= ~(MMAN_sp | MMAN_br);
1.28 schwarze 869: }
870:
871: static int
1.3 schwarze 872: pre_br(DECL_ARGS)
873: {
874:
1.19 schwarze 875: outflags |= MMAN_br;
1.3 schwarze 876: return(0);
877: }
878:
879: static int
1.5 schwarze 880: pre_bx(DECL_ARGS)
881: {
882:
883: n = n->child;
884: if (n) {
1.18 schwarze 885: print_word(n->string);
886: outflags &= ~MMAN_spc;
1.5 schwarze 887: n = n->next;
888: }
1.18 schwarze 889: print_word("BSD");
1.5 schwarze 890: if (NULL == n)
891: return(0);
1.18 schwarze 892: outflags &= ~MMAN_spc;
893: print_word("-");
894: outflags &= ~MMAN_spc;
895: print_word(n->string);
1.5 schwarze 896: return(0);
897: }
898:
899: static int
1.1 schwarze 900: pre_dl(DECL_ARGS)
901: {
902:
1.34 schwarze 903: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 904: return(1);
905: }
906:
907: static void
908: post_dl(DECL_ARGS)
909: {
910:
1.34 schwarze 911: print_line(".RE", MMAN_nl);
1.13 schwarze 912: }
913:
914: static int
1.24 schwarze 915: pre_em(DECL_ARGS)
916: {
917:
918: font_push('I');
919: return(1);
1.26 schwarze 920: }
921:
922: static void
923: post_eo(DECL_ARGS)
924: {
925:
926: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
927: outflags &= ~MMAN_spc;
1.24 schwarze 928: }
929:
930: static int
1.14 schwarze 931: pre_fa(DECL_ARGS)
932: {
933:
934: if (MDOC_Fa == n->tok)
935: n = n->child;
936:
937: while (NULL != n) {
1.24 schwarze 938: font_push('I');
1.18 schwarze 939: print_node(m, n);
1.24 schwarze 940: font_pop();
1.14 schwarze 941: if (NULL != (n = n->next))
1.18 schwarze 942: print_word(",");
1.14 schwarze 943: }
944: return(0);
945: }
946:
947: static void
948: post_fa(DECL_ARGS)
949: {
950:
951: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 952: print_word(",");
1.27 schwarze 953: }
954:
955: static int
956: pre_fd(DECL_ARGS)
957: {
958:
959: pre_syn(n);
960: font_push('B');
961: return(1);
962: }
963:
964: static void
965: post_fd(DECL_ARGS)
966: {
967:
968: font_pop();
969: outflags |= MMAN_br;
1.14 schwarze 970: }
971:
972: static int
1.24 schwarze 973: pre_fl(DECL_ARGS)
974: {
975:
976: font_push('B');
1.40 millert 977: print_word("\\-");
1.24 schwarze 978: outflags &= ~MMAN_spc;
979: return(1);
980: }
981:
982: static void
983: post_fl(DECL_ARGS)
984: {
985:
986: font_pop();
1.25 schwarze 987: if (0 == n->nchild && NULL != n->next &&
988: n->next->line == n->line)
1.24 schwarze 989: outflags &= ~MMAN_spc;
990: }
991:
992: static int
1.13 schwarze 993: pre_fn(DECL_ARGS)
994: {
995:
1.21 schwarze 996: pre_syn(n);
997:
1.13 schwarze 998: n = n->child;
999: if (NULL == n)
1000: return(0);
1001:
1.24 schwarze 1002: font_push('B');
1.18 schwarze 1003: print_node(m, n);
1.24 schwarze 1004: font_pop();
1.18 schwarze 1005: outflags &= ~MMAN_spc;
1.24 schwarze 1006: print_word("(");
1.18 schwarze 1007: outflags &= ~MMAN_spc;
1.33 schwarze 1008:
1009: n = n->next;
1010: if (NULL != n)
1011: pre_fa(m, n);
1012: return(0);
1.13 schwarze 1013: }
1014:
1015: static void
1016: post_fn(DECL_ARGS)
1017: {
1018:
1.18 schwarze 1019: print_word(")");
1.13 schwarze 1020: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1021: print_word(";");
1.19 schwarze 1022: outflags |= MMAN_br;
1.14 schwarze 1023: }
1024: }
1025:
1026: static int
1027: pre_fo(DECL_ARGS)
1028: {
1029:
1030: switch (n->type) {
1.21 schwarze 1031: case (MDOC_BLOCK):
1032: pre_syn(n);
1033: break;
1.14 schwarze 1034: case (MDOC_HEAD):
1.24 schwarze 1035: font_push('B');
1.14 schwarze 1036: break;
1037: case (MDOC_BODY):
1.18 schwarze 1038: outflags &= ~MMAN_spc;
1039: print_word("(");
1040: outflags &= ~MMAN_spc;
1.14 schwarze 1041: break;
1042: default:
1043: break;
1044: }
1045: return(1);
1046: }
1047:
1048: static void
1049: post_fo(DECL_ARGS)
1050: {
1051:
1052: switch (n->type) {
1053: case (MDOC_HEAD):
1.24 schwarze 1054: font_pop();
1.14 schwarze 1055: break;
1056: case (MDOC_BODY):
1.18 schwarze 1057: post_fn(m, n);
1.14 schwarze 1058: break;
1059: default:
1060: break;
1.13 schwarze 1061: }
1.12 schwarze 1062: }
1063:
1064: static int
1.21 schwarze 1065: pre_ft(DECL_ARGS)
1066: {
1067:
1068: pre_syn(n);
1.24 schwarze 1069: font_push('I');
1.21 schwarze 1070: return(1);
1071: }
1072:
1073: static int
1.12 schwarze 1074: pre_in(DECL_ARGS)
1075: {
1076:
1077: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1078: pre_syn(n);
1.24 schwarze 1079: font_push('B');
1080: print_word("#include <");
1081: outflags &= ~MMAN_spc;
1082: } else {
1083: print_word("<");
1084: outflags &= ~MMAN_spc;
1085: font_push('I');
1086: }
1.12 schwarze 1087: return(1);
1088: }
1089:
1090: static void
1091: post_in(DECL_ARGS)
1092: {
1093:
1094: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1095: outflags &= ~MMAN_spc;
1096: print_word(">");
1097: font_pop();
1.19 schwarze 1098: outflags |= MMAN_br;
1.24 schwarze 1099: } else {
1100: font_pop();
1101: outflags &= ~MMAN_spc;
1102: print_word(">");
1103: }
1.1 schwarze 1104: }
1105:
1106: static int
1107: pre_it(DECL_ARGS)
1108: {
1109: const struct mdoc_node *bln;
1110:
1.28 schwarze 1111: switch (n->type) {
1112: case (MDOC_HEAD):
1.34 schwarze 1113: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1114: bln = n->parent->parent;
1.34 schwarze 1115: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1116: (NULL == n->parent->prev &&
1117: NULL == bln->parent->prev))
1.34 schwarze 1118: outflags |= MMAN_sp;
1119: outflags &= ~MMAN_br;
1.3 schwarze 1120: switch (bln->norm->Bl.type) {
1.28 schwarze 1121: case (LIST_item):
1122: return(0);
1123: case (LIST_inset):
1124: /* FALLTHROUGH */
1125: case (LIST_diag):
1126: /* FALLTHROUGH */
1127: case (LIST_ohang):
1128: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1129: print_line(".B \"", 0);
1.28 schwarze 1130: else
1.34 schwarze 1131: print_line(".R \"", 0);
1.28 schwarze 1132: outflags &= ~MMAN_spc;
1133: return(1);
1.3 schwarze 1134: case (LIST_bullet):
1.28 schwarze 1135: /* FALLTHROUGH */
1136: case (LIST_dash):
1137: /* FALLTHROUGH */
1138: case (LIST_hyphen):
1.33 schwarze 1139: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1140: TPremain = 0;
1.28 schwarze 1141: outflags |= MMAN_nl;
1142: font_push('B');
1143: if (LIST_bullet == bln->norm->Bl.type)
1144: print_word("o");
1145: else
1146: print_word("-");
1147: font_pop();
1148: break;
1149: case (LIST_enum):
1.33 schwarze 1150: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1151: TPremain = 0;
1.28 schwarze 1152: outflags |= MMAN_nl;
1153: print_count(&bln->norm->Bl.count);
1.3 schwarze 1154: break;
1.29 schwarze 1155: case (LIST_hang):
1.33 schwarze 1156: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1157: TPremain = 0;
1.30 schwarze 1158: break;
1159: case (LIST_tag):
1.35 schwarze 1160: print_width(bln->norm->Bl.width, n->child, 0);
1161: putchar('\n');
1162: outflags &= ~MMAN_spc;
1163: return(1);
1.3 schwarze 1164: default:
1.30 schwarze 1165: return(1);
1.3 schwarze 1166: }
1.18 schwarze 1167: outflags |= MMAN_nl;
1.28 schwarze 1168: default:
1169: break;
1.1 schwarze 1170: }
1171: return(1);
1.28 schwarze 1172: }
1173:
1174: static void
1175: post_it(DECL_ARGS)
1176: {
1177: const struct mdoc_node *bln;
1178:
1.31 schwarze 1179: bln = n->parent->parent;
1180:
1181: switch (n->type) {
1182: case (MDOC_HEAD):
1.28 schwarze 1183: switch (bln->norm->Bl.type) {
1184: case (LIST_diag):
1185: outflags &= ~MMAN_spc;
1186: print_word("\\ ");
1187: break;
1188: case (LIST_ohang):
1189: outflags |= MMAN_br;
1190: break;
1191: default:
1192: break;
1193: }
1.31 schwarze 1194: break;
1195: case (MDOC_BODY):
1196: if (LIST_column == bln->norm->Bl.type &&
1197: NULL != n->next) {
1198: putchar('\t');
1199: outflags &= ~MMAN_spc;
1200: }
1201: break;
1202: default:
1203: break;
1.28 schwarze 1204: }
1.11 schwarze 1205: }
1206:
1207: static void
1208: post_lb(DECL_ARGS)
1209: {
1210:
1.19 schwarze 1211: if (SEC_LIBRARY == n->sec)
1212: outflags |= MMAN_br;
1.22 schwarze 1213: }
1214:
1215: static int
1216: pre_lk(DECL_ARGS)
1217: {
1218: const struct mdoc_node *link, *descr;
1219:
1220: if (NULL == (link = n->child))
1221: return(0);
1222:
1223: if (NULL != (descr = link->next)) {
1.24 schwarze 1224: font_push('I');
1.22 schwarze 1225: while (NULL != descr) {
1226: print_word(descr->string);
1227: descr = descr->next;
1228: }
1229: print_word(":");
1.24 schwarze 1230: font_pop();
1.22 schwarze 1231: }
1232:
1.24 schwarze 1233: font_push('B');
1.22 schwarze 1234: print_word(link->string);
1.24 schwarze 1235: font_pop();
1.22 schwarze 1236: return(0);
1.1 schwarze 1237: }
1238:
1239: static int
1.24 schwarze 1240: pre_li(DECL_ARGS)
1241: {
1242:
1243: font_push('R');
1244: return(1);
1245: }
1246:
1247: static int
1.1 schwarze 1248: pre_nm(DECL_ARGS)
1249: {
1.36 schwarze 1250: char *name;
1.1 schwarze 1251:
1.21 schwarze 1252: if (MDOC_BLOCK == n->type)
1253: pre_syn(n);
1.1 schwarze 1254: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1255: return(1);
1.36 schwarze 1256: name = n->child ? n->child->string : m->name;
1257: if (NULL == name)
1.21 schwarze 1258: return(0);
1.36 schwarze 1259: if (MDOC_HEAD == n->type) {
1260: if (NULL == n->parent->prev)
1261: outflags |= MMAN_sp;
1262: print_block(".HP", 0);
1263: printf(" %ldn", strlen(name) + 1);
1264: outflags |= MMAN_nl;
1265: }
1.24 schwarze 1266: font_push('B');
1.1 schwarze 1267: if (NULL == n->child)
1.18 schwarze 1268: print_word(m->name);
1.1 schwarze 1269: return(1);
1270: }
1271:
1272: static void
1273: post_nm(DECL_ARGS)
1274: {
1275:
1276: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1277: return;
1.24 schwarze 1278: font_pop();
1.23 schwarze 1279: }
1280:
1281: static int
1282: pre_no(DECL_ARGS)
1283: {
1284:
1285: outflags |= MMAN_spc_force;
1286: return(1);
1.1 schwarze 1287: }
1288:
1289: static int
1290: pre_ns(DECL_ARGS)
1291: {
1292:
1.18 schwarze 1293: outflags &= ~MMAN_spc;
1.1 schwarze 1294: return(0);
1295: }
1296:
1.3 schwarze 1297: static void
1298: post_pf(DECL_ARGS)
1299: {
1300:
1.18 schwarze 1301: outflags &= ~MMAN_spc;
1.3 schwarze 1302: }
1303:
1.1 schwarze 1304: static int
1305: pre_pp(DECL_ARGS)
1306: {
1307:
1.34 schwarze 1308: if (MDOC_It != n->parent->tok)
1309: outflags |= MMAN_PP;
1310: outflags |= MMAN_sp | MMAN_nl;
1311: outflags &= ~MMAN_br;
1.32 schwarze 1312: return(0);
1313: }
1314:
1315: static int
1316: pre_rs(DECL_ARGS)
1317: {
1318:
1319: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1320: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1321: outflags &= ~MMAN_br;
1.32 schwarze 1322: }
1323: return(1);
1.9 schwarze 1324: }
1325:
1326: static int
1327: pre_sm(DECL_ARGS)
1328: {
1329:
1330: assert(n->child && MDOC_TEXT == n->child->type);
1331: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1332: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1333: else
1.18 schwarze 1334: outflags &= ~MMAN_Sm;
1.9 schwarze 1335: return(0);
1.1 schwarze 1336: }
1337:
1338: static int
1.3 schwarze 1339: pre_sp(DECL_ARGS)
1.1 schwarze 1340: {
1341:
1.38 schwarze 1342: if (MMAN_PP & outflags) {
1343: outflags &= ~MMAN_PP;
1344: print_line(".PP", 0);
1345: } else
1346: print_line(".sp", 0);
1.1 schwarze 1347: return(1);
1348: }
1349:
1350: static void
1.3 schwarze 1351: post_sp(DECL_ARGS)
1.1 schwarze 1352: {
1353:
1.18 schwarze 1354: outflags |= MMAN_nl;
1.15 schwarze 1355: }
1356:
1357: static int
1.24 schwarze 1358: pre_sy(DECL_ARGS)
1359: {
1360:
1361: font_push('B');
1362: return(1);
1363: }
1364:
1365: static int
1.15 schwarze 1366: pre_vt(DECL_ARGS)
1367: {
1368:
1369: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1370: switch (n->type) {
1371: case (MDOC_BLOCK):
1.21 schwarze 1372: pre_syn(n);
1.16 schwarze 1373: return(1);
1374: case (MDOC_BODY):
1375: break;
1376: default:
1377: return(0);
1378: }
1.15 schwarze 1379: }
1.24 schwarze 1380: font_push('I');
1.15 schwarze 1381: return(1);
1382: }
1383:
1384: static void
1385: post_vt(DECL_ARGS)
1386: {
1.16 schwarze 1387:
1.17 schwarze 1388: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1389: return;
1.24 schwarze 1390: font_pop();
1.1 schwarze 1391: }
1392:
1393: static int
1394: pre_xr(DECL_ARGS)
1395: {
1396:
1397: n = n->child;
1398: if (NULL == n)
1399: return(0);
1.18 schwarze 1400: print_node(m, n);
1.1 schwarze 1401: n = n->next;
1402: if (NULL == n)
1403: return(0);
1.18 schwarze 1404: outflags &= ~MMAN_spc;
1405: print_word("(");
1406: print_node(m, n);
1407: print_word(")");
1.1 schwarze 1408: return(0);
1.5 schwarze 1409: }
1410:
1411: static int
1412: pre_ux(DECL_ARGS)
1413: {
1414:
1.18 schwarze 1415: print_word(manacts[n->tok].prefix);
1.5 schwarze 1416: if (NULL == n->child)
1417: return(0);
1.18 schwarze 1418: outflags &= ~MMAN_spc;
1.39 millert 1419: print_word("\\ ");
1.18 schwarze 1420: outflags &= ~MMAN_spc;
1.5 schwarze 1421: return(1);
1.1 schwarze 1422: }
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