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