Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.39
1.39 ! millert 1: /* $Id: mdoc_man.c,v 1.38 2012/07/16 10:45:28 schwarze 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:
1.3 schwarze 474: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"",
1.4 schwarze 475: m->title, m->msec, m->date, m->os, m->vol);
1.1 schwarze 476:
1.18 schwarze 477: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 478: if (0 == fontqueue.size) {
479: fontqueue.size = 8;
480: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
481: *fontqueue.tail = 'R';
482: }
1.18 schwarze 483: print_node(m, n);
1.3 schwarze 484: putchar('\n');
1.1 schwarze 485: }
486:
487: static void
488: print_node(DECL_ARGS)
489: {
490: const struct mdoc_node *prev, *sub;
1.4 schwarze 491: const struct manact *act;
1.1 schwarze 492: int cond, do_sub;
1.4 schwarze 493:
494: /*
495: * Break the line if we were parsed subsequent the current node.
496: * This makes the page structure be more consistent.
497: */
1.1 schwarze 498: prev = n->prev ? n->prev : n->parent;
1.25 schwarze 499: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.18 schwarze 500: outflags |= MMAN_nl;
1.1 schwarze 501:
1.4 schwarze 502: act = NULL;
1.1 schwarze 503: cond = 0;
504: do_sub = 1;
1.4 schwarze 505:
1.1 schwarze 506: if (MDOC_TEXT == n->type) {
1.4 schwarze 507: /*
508: * Make sure that we don't happen to start with a
509: * control character at the start of a line.
510: */
1.18 schwarze 511: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 512: '\'' == *n->string)) {
1.35 schwarze 513: print_word("");
514: printf("\\&");
1.18 schwarze 515: outflags &= ~MMAN_spc;
1.3 schwarze 516: }
1.18 schwarze 517: print_word(n->string);
1.1 schwarze 518: } else {
1.4 schwarze 519: /*
520: * Conditionally run the pre-node action handler for a
521: * node.
522: */
1.1 schwarze 523: act = manacts + n->tok;
1.18 schwarze 524: cond = NULL == act->cond || (*act->cond)(m, n);
1.1 schwarze 525: if (cond && act->pre)
1.18 schwarze 526: do_sub = (*act->pre)(m, n);
1.1 schwarze 527: }
528:
1.4 schwarze 529: /*
530: * Conditionally run all child nodes.
531: * Note that this iterates over children instead of using
532: * recursion. This prevents unnecessary depth in the stack.
533: */
1.1 schwarze 534: if (do_sub)
535: for (sub = n->child; sub; sub = sub->next)
1.18 schwarze 536: print_node(m, sub);
1.1 schwarze 537:
1.4 schwarze 538: /*
539: * Lastly, conditionally run the post-node handler.
540: */
1.1 schwarze 541: if (cond && act->post)
1.18 schwarze 542: (*act->post)(m, n);
1.1 schwarze 543: }
544:
545: static int
546: cond_head(DECL_ARGS)
547: {
1.4 schwarze 548:
1.1 schwarze 549: return(MDOC_HEAD == n->type);
550: }
551:
552: static int
553: cond_body(DECL_ARGS)
554: {
1.4 schwarze 555:
1.1 schwarze 556: return(MDOC_BODY == n->type);
557: }
558:
559: static int
560: pre_enc(DECL_ARGS)
561: {
1.4 schwarze 562: const char *prefix;
1.1 schwarze 563:
564: prefix = manacts[n->tok].prefix;
565: if (NULL == prefix)
566: return(1);
1.18 schwarze 567: print_word(prefix);
568: outflags &= ~MMAN_spc;
1.1 schwarze 569: return(1);
570: }
571:
572: static void
573: post_enc(DECL_ARGS)
574: {
575: const char *suffix;
576:
577: suffix = manacts[n->tok].suffix;
578: if (NULL == suffix)
579: return;
1.18 schwarze 580: outflags &= ~MMAN_spc;
581: print_word(suffix);
1.24 schwarze 582: }
583:
584: static void
585: post_font(DECL_ARGS)
586: {
587:
588: font_pop();
1.1 schwarze 589: }
590:
591: static void
592: post_percent(DECL_ARGS)
593: {
594:
1.32 schwarze 595: if (pre_em == manacts[n->tok].pre)
596: font_pop();
597: if (n->next) {
1.18 schwarze 598: print_word(",");
1.32 schwarze 599: if (n->prev && n->prev->tok == n->tok &&
600: n->next->tok == n->tok)
601: print_word("and");
602: } else {
1.18 schwarze 603: print_word(".");
604: outflags |= MMAN_nl;
1.1 schwarze 605: }
606: }
607:
1.32 schwarze 608: static int
609: pre__t(DECL_ARGS)
610: {
611:
612: if (n->parent && MDOC_Rs == n->parent->tok &&
613: n->parent->norm->Rs.quote_T) {
1.35 schwarze 614: print_word("");
615: putchar('\"');
1.32 schwarze 616: outflags &= ~MMAN_spc;
617: } else
618: font_push('I');
619: return(1);
620: }
621:
622: static void
623: post__t(DECL_ARGS)
624: {
625:
626: if (n->parent && MDOC_Rs == n->parent->tok &&
627: n->parent->norm->Rs.quote_T) {
628: outflags &= ~MMAN_spc;
1.35 schwarze 629: print_word("");
630: putchar('\"');
1.32 schwarze 631: } else
632: font_pop();
633: post_percent(m, n);
634: }
635:
1.4 schwarze 636: /*
637: * Print before a section header.
638: */
1.1 schwarze 639: static int
1.3 schwarze 640: pre_sect(DECL_ARGS)
641: {
642:
643: if (MDOC_HEAD != n->type)
644: return(1);
1.34 schwarze 645: outflags |= MMAN_sp;
646: print_block(manacts[n->tok].prefix, 0);
1.35 schwarze 647: print_word("");
648: putchar('\"');
1.18 schwarze 649: outflags &= ~MMAN_spc;
1.3 schwarze 650: return(1);
651: }
652:
1.4 schwarze 653: /*
654: * Print subsequent a section header.
655: */
1.3 schwarze 656: static void
657: post_sect(DECL_ARGS)
658: {
659:
660: if (MDOC_HEAD != n->type)
661: return;
1.18 schwarze 662: outflags &= ~MMAN_spc;
1.35 schwarze 663: print_word("");
664: putchar('\"');
1.18 schwarze 665: outflags |= MMAN_nl;
1.20 schwarze 666: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
667: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
668: }
669:
1.21 schwarze 670: /* See mdoc_term.c, synopsis_pre() for comments. */
671: static void
672: pre_syn(const struct mdoc_node *n)
673: {
674:
675: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
676: return;
677:
678: if (n->prev->tok == n->tok &&
679: MDOC_Ft != n->tok &&
680: MDOC_Fo != n->tok &&
681: MDOC_Fn != n->tok) {
682: outflags |= MMAN_br;
683: return;
684: }
685:
686: switch (n->prev->tok) {
687: case (MDOC_Fd):
688: /* FALLTHROUGH */
689: case (MDOC_Fn):
690: /* FALLTHROUGH */
691: case (MDOC_Fo):
692: /* FALLTHROUGH */
693: case (MDOC_In):
694: /* FALLTHROUGH */
695: case (MDOC_Vt):
696: outflags |= MMAN_sp;
697: break;
698: case (MDOC_Ft):
699: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
700: outflags |= MMAN_sp;
701: break;
702: }
703: /* FALLTHROUGH */
704: default:
705: outflags |= MMAN_br;
706: break;
707: }
708: }
709:
1.20 schwarze 710: static int
711: pre_an(DECL_ARGS)
712: {
713:
714: switch (n->norm->An.auth) {
715: case (AUTH_split):
716: outflags &= ~MMAN_An_nosplit;
717: outflags |= MMAN_An_split;
718: return(0);
719: case (AUTH_nosplit):
720: outflags &= ~MMAN_An_split;
721: outflags |= MMAN_An_nosplit;
722: return(0);
723: default:
724: if (MMAN_An_split & outflags)
725: outflags |= MMAN_br;
726: else if (SEC_AUTHORS == n->sec &&
727: ! (MMAN_An_nosplit & outflags))
728: outflags |= MMAN_An_split;
729: return(1);
730: }
1.3 schwarze 731: }
732:
733: static int
734: pre_ap(DECL_ARGS)
735: {
736:
1.18 schwarze 737: outflags &= ~MMAN_spc;
738: print_word("'");
739: outflags &= ~MMAN_spc;
1.3 schwarze 740: return(0);
741: }
742:
743: static int
744: pre_bd(DECL_ARGS)
745: {
746:
1.34 schwarze 747: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
748:
749: if (DISP_unfilled == n->norm->Bd.type ||
750: DISP_literal == n->norm->Bd.type)
751: print_line(".nf", 0);
752: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 753: outflags |= MMAN_sp;
1.34 schwarze 754: print_line(".RS", 0);
1.18 schwarze 755: print_offs(n->norm->Bd.offs);
756: outflags |= MMAN_nl;
1.3 schwarze 757: return(1);
758: }
759:
760: static void
761: post_bd(DECL_ARGS)
762: {
763:
1.34 schwarze 764: print_line(".RE", MMAN_nl);
1.3 schwarze 765: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 766: DISP_literal == n->norm->Bd.type)
767: print_line(".fi", MMAN_nl);
1.10 schwarze 768: }
769:
770: static int
1.25 schwarze 771: pre_bf(DECL_ARGS)
772: {
773:
774: switch (n->type) {
775: case (MDOC_BLOCK):
776: return(1);
777: case (MDOC_BODY):
778: break;
779: default:
780: return(0);
781: }
782: switch (n->norm->Bf.font) {
783: case (FONT_Em):
784: font_push('I');
785: break;
786: case (FONT_Sy):
787: font_push('B');
788: break;
789: default:
790: font_push('R');
791: break;
792: }
793: return(1);
794: }
795:
796: static void
797: post_bf(DECL_ARGS)
798: {
799:
800: if (MDOC_BODY == n->type)
801: font_pop();
802: }
803:
804: static int
1.10 schwarze 805: pre_bk(DECL_ARGS)
806: {
807:
808: switch (n->type) {
809: case (MDOC_BLOCK):
810: return(1);
811: case (MDOC_BODY):
1.18 schwarze 812: outflags |= MMAN_Bk;
1.10 schwarze 813: return(1);
814: default:
815: return(0);
816: }
817: }
818:
819: static void
820: post_bk(DECL_ARGS)
821: {
822:
823: if (MDOC_BODY == n->type)
1.18 schwarze 824: outflags &= ~MMAN_Bk;
1.3 schwarze 825: }
826:
827: static int
1.28 schwarze 828: pre_bl(DECL_ARGS)
829: {
1.31 schwarze 830: size_t icol;
1.28 schwarze 831:
1.31 schwarze 832: switch (n->norm->Bl.type) {
833: case (LIST_enum):
1.28 schwarze 834: n->norm->Bl.count = 0;
1.31 schwarze 835: return(1);
836: case (LIST_column):
837: break;
838: default:
839: return(1);
840: }
841:
1.34 schwarze 842: print_line(".TS", MMAN_nl);
1.31 schwarze 843: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
844: print_word("l");
845: print_word(".");
1.34 schwarze 846: outflags |= MMAN_nl;
1.28 schwarze 847: return(1);
848: }
849:
850: static void
851: post_bl(DECL_ARGS)
852: {
853:
1.31 schwarze 854: switch (n->norm->Bl.type) {
1.34 schwarze 855: case (LIST_column):
856: print_line(".TE", 0);
857: break;
1.31 schwarze 858: case (LIST_enum):
859: n->norm->Bl.count = 0;
860: break;
861: default:
862: break;
863: }
1.34 schwarze 864: outflags |= MMAN_PP | MMAN_nl;
865: outflags &= ~(MMAN_sp | MMAN_br);
1.28 schwarze 866: }
867:
868: static int
1.3 schwarze 869: pre_br(DECL_ARGS)
870: {
871:
1.19 schwarze 872: outflags |= MMAN_br;
1.3 schwarze 873: return(0);
874: }
875:
876: static int
1.5 schwarze 877: pre_bx(DECL_ARGS)
878: {
879:
880: n = n->child;
881: if (n) {
1.18 schwarze 882: print_word(n->string);
883: outflags &= ~MMAN_spc;
1.5 schwarze 884: n = n->next;
885: }
1.18 schwarze 886: print_word("BSD");
1.5 schwarze 887: if (NULL == n)
888: return(0);
1.18 schwarze 889: outflags &= ~MMAN_spc;
890: print_word("-");
891: outflags &= ~MMAN_spc;
892: print_word(n->string);
1.5 schwarze 893: return(0);
894: }
895:
896: static int
1.1 schwarze 897: pre_dl(DECL_ARGS)
898: {
899:
1.34 schwarze 900: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 901: return(1);
902: }
903:
904: static void
905: post_dl(DECL_ARGS)
906: {
907:
1.34 schwarze 908: print_line(".RE", MMAN_nl);
1.13 schwarze 909: }
910:
911: static int
1.24 schwarze 912: pre_em(DECL_ARGS)
913: {
914:
915: font_push('I');
916: return(1);
1.26 schwarze 917: }
918:
919: static void
920: post_eo(DECL_ARGS)
921: {
922:
923: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
924: outflags &= ~MMAN_spc;
1.24 schwarze 925: }
926:
927: static int
1.14 schwarze 928: pre_fa(DECL_ARGS)
929: {
930:
931: if (MDOC_Fa == n->tok)
932: n = n->child;
933:
934: while (NULL != n) {
1.24 schwarze 935: font_push('I');
1.18 schwarze 936: print_node(m, n);
1.24 schwarze 937: font_pop();
1.14 schwarze 938: if (NULL != (n = n->next))
1.18 schwarze 939: print_word(",");
1.14 schwarze 940: }
941: return(0);
942: }
943:
944: static void
945: post_fa(DECL_ARGS)
946: {
947:
948: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 949: print_word(",");
1.27 schwarze 950: }
951:
952: static int
953: pre_fd(DECL_ARGS)
954: {
955:
956: pre_syn(n);
957: font_push('B');
958: return(1);
959: }
960:
961: static void
962: post_fd(DECL_ARGS)
963: {
964:
965: font_pop();
966: outflags |= MMAN_br;
1.14 schwarze 967: }
968:
969: static int
1.24 schwarze 970: pre_fl(DECL_ARGS)
971: {
972:
973: font_push('B');
974: print_word("-");
975: outflags &= ~MMAN_spc;
976: return(1);
977: }
978:
979: static void
980: post_fl(DECL_ARGS)
981: {
982:
983: font_pop();
1.25 schwarze 984: if (0 == n->nchild && NULL != n->next &&
985: n->next->line == n->line)
1.24 schwarze 986: outflags &= ~MMAN_spc;
987: }
988:
989: static int
1.13 schwarze 990: pre_fn(DECL_ARGS)
991: {
992:
1.21 schwarze 993: pre_syn(n);
994:
1.13 schwarze 995: n = n->child;
996: if (NULL == n)
997: return(0);
998:
1.24 schwarze 999: font_push('B');
1.18 schwarze 1000: print_node(m, n);
1.24 schwarze 1001: font_pop();
1.18 schwarze 1002: outflags &= ~MMAN_spc;
1.24 schwarze 1003: print_word("(");
1.18 schwarze 1004: outflags &= ~MMAN_spc;
1.33 schwarze 1005:
1006: n = n->next;
1007: if (NULL != n)
1008: pre_fa(m, n);
1009: return(0);
1.13 schwarze 1010: }
1011:
1012: static void
1013: post_fn(DECL_ARGS)
1014: {
1015:
1.18 schwarze 1016: print_word(")");
1.13 schwarze 1017: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1018: print_word(";");
1.19 schwarze 1019: outflags |= MMAN_br;
1.14 schwarze 1020: }
1021: }
1022:
1023: static int
1024: pre_fo(DECL_ARGS)
1025: {
1026:
1027: switch (n->type) {
1.21 schwarze 1028: case (MDOC_BLOCK):
1029: pre_syn(n);
1030: break;
1.14 schwarze 1031: case (MDOC_HEAD):
1.24 schwarze 1032: font_push('B');
1.14 schwarze 1033: break;
1034: case (MDOC_BODY):
1.18 schwarze 1035: outflags &= ~MMAN_spc;
1036: print_word("(");
1037: outflags &= ~MMAN_spc;
1.14 schwarze 1038: break;
1039: default:
1040: break;
1041: }
1042: return(1);
1043: }
1044:
1045: static void
1046: post_fo(DECL_ARGS)
1047: {
1048:
1049: switch (n->type) {
1050: case (MDOC_HEAD):
1.24 schwarze 1051: font_pop();
1.14 schwarze 1052: break;
1053: case (MDOC_BODY):
1.18 schwarze 1054: post_fn(m, n);
1.14 schwarze 1055: break;
1056: default:
1057: break;
1.13 schwarze 1058: }
1.12 schwarze 1059: }
1060:
1061: static int
1.21 schwarze 1062: pre_ft(DECL_ARGS)
1063: {
1064:
1065: pre_syn(n);
1.24 schwarze 1066: font_push('I');
1.21 schwarze 1067: return(1);
1068: }
1069:
1070: static int
1.12 schwarze 1071: pre_in(DECL_ARGS)
1072: {
1073:
1074: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1075: pre_syn(n);
1.24 schwarze 1076: font_push('B');
1077: print_word("#include <");
1078: outflags &= ~MMAN_spc;
1079: } else {
1080: print_word("<");
1081: outflags &= ~MMAN_spc;
1082: font_push('I');
1083: }
1.12 schwarze 1084: return(1);
1085: }
1086:
1087: static void
1088: post_in(DECL_ARGS)
1089: {
1090:
1091: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1092: outflags &= ~MMAN_spc;
1093: print_word(">");
1094: font_pop();
1.19 schwarze 1095: outflags |= MMAN_br;
1.24 schwarze 1096: } else {
1097: font_pop();
1098: outflags &= ~MMAN_spc;
1099: print_word(">");
1100: }
1.1 schwarze 1101: }
1102:
1103: static int
1104: pre_it(DECL_ARGS)
1105: {
1106: const struct mdoc_node *bln;
1107:
1.28 schwarze 1108: switch (n->type) {
1109: case (MDOC_HEAD):
1.34 schwarze 1110: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1111: bln = n->parent->parent;
1.34 schwarze 1112: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1113: (NULL == n->parent->prev &&
1114: NULL == bln->parent->prev))
1.34 schwarze 1115: outflags |= MMAN_sp;
1116: outflags &= ~MMAN_br;
1.3 schwarze 1117: switch (bln->norm->Bl.type) {
1.28 schwarze 1118: case (LIST_item):
1119: return(0);
1120: case (LIST_inset):
1121: /* FALLTHROUGH */
1122: case (LIST_diag):
1123: /* FALLTHROUGH */
1124: case (LIST_ohang):
1125: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1126: print_line(".B \"", 0);
1.28 schwarze 1127: else
1.34 schwarze 1128: print_line(".R \"", 0);
1.28 schwarze 1129: outflags &= ~MMAN_spc;
1130: return(1);
1.3 schwarze 1131: case (LIST_bullet):
1.28 schwarze 1132: /* FALLTHROUGH */
1133: case (LIST_dash):
1134: /* FALLTHROUGH */
1135: case (LIST_hyphen):
1.33 schwarze 1136: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1137: TPremain = 0;
1.28 schwarze 1138: outflags |= MMAN_nl;
1139: font_push('B');
1140: if (LIST_bullet == bln->norm->Bl.type)
1141: print_word("o");
1142: else
1143: print_word("-");
1144: font_pop();
1145: break;
1146: case (LIST_enum):
1.33 schwarze 1147: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1148: TPremain = 0;
1.28 schwarze 1149: outflags |= MMAN_nl;
1150: print_count(&bln->norm->Bl.count);
1.3 schwarze 1151: break;
1.29 schwarze 1152: case (LIST_hang):
1.33 schwarze 1153: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1154: TPremain = 0;
1.30 schwarze 1155: break;
1156: case (LIST_tag):
1.35 schwarze 1157: print_width(bln->norm->Bl.width, n->child, 0);
1158: putchar('\n');
1159: outflags &= ~MMAN_spc;
1160: return(1);
1.3 schwarze 1161: default:
1.30 schwarze 1162: return(1);
1.3 schwarze 1163: }
1.18 schwarze 1164: outflags |= MMAN_nl;
1.28 schwarze 1165: default:
1166: break;
1.1 schwarze 1167: }
1168: return(1);
1.28 schwarze 1169: }
1170:
1171: static void
1172: post_it(DECL_ARGS)
1173: {
1174: const struct mdoc_node *bln;
1175:
1.31 schwarze 1176: bln = n->parent->parent;
1177:
1178: switch (n->type) {
1179: case (MDOC_HEAD):
1.28 schwarze 1180: switch (bln->norm->Bl.type) {
1181: case (LIST_diag):
1182: outflags &= ~MMAN_spc;
1183: print_word("\\ ");
1184: break;
1185: case (LIST_ohang):
1186: outflags |= MMAN_br;
1187: break;
1188: default:
1189: break;
1190: }
1.31 schwarze 1191: break;
1192: case (MDOC_BODY):
1193: if (LIST_column == bln->norm->Bl.type &&
1194: NULL != n->next) {
1195: putchar('\t');
1196: outflags &= ~MMAN_spc;
1197: }
1198: break;
1199: default:
1200: break;
1.28 schwarze 1201: }
1.11 schwarze 1202: }
1203:
1204: static void
1205: post_lb(DECL_ARGS)
1206: {
1207:
1.19 schwarze 1208: if (SEC_LIBRARY == n->sec)
1209: outflags |= MMAN_br;
1.22 schwarze 1210: }
1211:
1212: static int
1213: pre_lk(DECL_ARGS)
1214: {
1215: const struct mdoc_node *link, *descr;
1216:
1217: if (NULL == (link = n->child))
1218: return(0);
1219:
1220: if (NULL != (descr = link->next)) {
1.24 schwarze 1221: font_push('I');
1.22 schwarze 1222: while (NULL != descr) {
1223: print_word(descr->string);
1224: descr = descr->next;
1225: }
1226: print_word(":");
1.24 schwarze 1227: font_pop();
1.22 schwarze 1228: }
1229:
1.24 schwarze 1230: font_push('B');
1.22 schwarze 1231: print_word(link->string);
1.24 schwarze 1232: font_pop();
1.22 schwarze 1233: return(0);
1.1 schwarze 1234: }
1235:
1236: static int
1.24 schwarze 1237: pre_li(DECL_ARGS)
1238: {
1239:
1240: font_push('R');
1241: return(1);
1242: }
1243:
1244: static int
1.1 schwarze 1245: pre_nm(DECL_ARGS)
1246: {
1.36 schwarze 1247: char *name;
1.1 schwarze 1248:
1.21 schwarze 1249: if (MDOC_BLOCK == n->type)
1250: pre_syn(n);
1.1 schwarze 1251: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1252: return(1);
1.36 schwarze 1253: name = n->child ? n->child->string : m->name;
1254: if (NULL == name)
1.21 schwarze 1255: return(0);
1.36 schwarze 1256: if (MDOC_HEAD == n->type) {
1257: if (NULL == n->parent->prev)
1258: outflags |= MMAN_sp;
1259: print_block(".HP", 0);
1260: printf(" %ldn", strlen(name) + 1);
1261: outflags |= MMAN_nl;
1262: }
1.24 schwarze 1263: font_push('B');
1.1 schwarze 1264: if (NULL == n->child)
1.18 schwarze 1265: print_word(m->name);
1.1 schwarze 1266: return(1);
1267: }
1268:
1269: static void
1270: post_nm(DECL_ARGS)
1271: {
1272:
1273: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1274: return;
1.24 schwarze 1275: font_pop();
1.23 schwarze 1276: }
1277:
1278: static int
1279: pre_no(DECL_ARGS)
1280: {
1281:
1282: outflags |= MMAN_spc_force;
1283: return(1);
1.1 schwarze 1284: }
1285:
1286: static int
1287: pre_ns(DECL_ARGS)
1288: {
1289:
1.18 schwarze 1290: outflags &= ~MMAN_spc;
1.1 schwarze 1291: return(0);
1292: }
1293:
1.3 schwarze 1294: static void
1295: post_pf(DECL_ARGS)
1296: {
1297:
1.18 schwarze 1298: outflags &= ~MMAN_spc;
1.3 schwarze 1299: }
1300:
1.1 schwarze 1301: static int
1302: pre_pp(DECL_ARGS)
1303: {
1304:
1.34 schwarze 1305: if (MDOC_It != n->parent->tok)
1306: outflags |= MMAN_PP;
1307: outflags |= MMAN_sp | MMAN_nl;
1308: outflags &= ~MMAN_br;
1.32 schwarze 1309: return(0);
1310: }
1311:
1312: static int
1313: pre_rs(DECL_ARGS)
1314: {
1315:
1316: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1317: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1318: outflags &= ~MMAN_br;
1.32 schwarze 1319: }
1320: return(1);
1.9 schwarze 1321: }
1322:
1323: static int
1324: pre_sm(DECL_ARGS)
1325: {
1326:
1327: assert(n->child && MDOC_TEXT == n->child->type);
1328: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1329: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1330: else
1.18 schwarze 1331: outflags &= ~MMAN_Sm;
1.9 schwarze 1332: return(0);
1.1 schwarze 1333: }
1334:
1335: static int
1.3 schwarze 1336: pre_sp(DECL_ARGS)
1.1 schwarze 1337: {
1338:
1.38 schwarze 1339: if (MMAN_PP & outflags) {
1340: outflags &= ~MMAN_PP;
1341: print_line(".PP", 0);
1342: } else
1343: print_line(".sp", 0);
1.1 schwarze 1344: return(1);
1345: }
1346:
1347: static void
1.3 schwarze 1348: post_sp(DECL_ARGS)
1.1 schwarze 1349: {
1350:
1.18 schwarze 1351: outflags |= MMAN_nl;
1.15 schwarze 1352: }
1353:
1354: static int
1.24 schwarze 1355: pre_sy(DECL_ARGS)
1356: {
1357:
1358: font_push('B');
1359: return(1);
1360: }
1361:
1362: static int
1.15 schwarze 1363: pre_vt(DECL_ARGS)
1364: {
1365:
1366: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1367: switch (n->type) {
1368: case (MDOC_BLOCK):
1.21 schwarze 1369: pre_syn(n);
1.16 schwarze 1370: return(1);
1371: case (MDOC_BODY):
1372: break;
1373: default:
1374: return(0);
1375: }
1.15 schwarze 1376: }
1.24 schwarze 1377: font_push('I');
1.15 schwarze 1378: return(1);
1379: }
1380:
1381: static void
1382: post_vt(DECL_ARGS)
1383: {
1.16 schwarze 1384:
1.17 schwarze 1385: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1386: return;
1.24 schwarze 1387: font_pop();
1.1 schwarze 1388: }
1389:
1390: static int
1391: pre_xr(DECL_ARGS)
1392: {
1393:
1394: n = n->child;
1395: if (NULL == n)
1396: return(0);
1.18 schwarze 1397: print_node(m, n);
1.1 schwarze 1398: n = n->next;
1399: if (NULL == n)
1400: return(0);
1.18 schwarze 1401: outflags &= ~MMAN_spc;
1402: print_word("(");
1403: print_node(m, n);
1404: print_word(")");
1.1 schwarze 1405: return(0);
1.5 schwarze 1406: }
1407:
1408: static int
1409: pre_ux(DECL_ARGS)
1410: {
1411:
1.18 schwarze 1412: print_word(manacts[n->tok].prefix);
1.5 schwarze 1413: if (NULL == n->child)
1414: return(0);
1.18 schwarze 1415: outflags &= ~MMAN_spc;
1.39 ! millert 1416: print_word("\\ ");
1.18 schwarze 1417: outflags &= ~MMAN_spc;
1.5 schwarze 1418: return(1);
1.1 schwarze 1419: }
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