Annotation of mandoc/mdoc_man.c, Revision 1.91
1.91 ! schwarze 1: /* $Id: mdoc_man.c,v 1.90 2015/04/02 22:48:17 schwarze Exp $ */
1.1 schwarze 2: /*
1.82 schwarze 3: * Copyright (c) 2011-2015 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: #include "config.h"
1.69 schwarze 18:
19: #include <sys/types.h>
1.7 kristaps 20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
1.89 schwarze 25: #include "mandoc_aux.h"
1.1 schwarze 26: #include "mandoc.h"
1.89 schwarze 27: #include "roff.h"
28: #include "mdoc.h"
29: #include "man.h"
1.11 schwarze 30: #include "out.h"
1.1 schwarze 31: #include "main.h"
32:
1.91 ! schwarze 33: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 34:
35: struct manact {
1.5 kristaps 36: int (*cond)(DECL_ARGS); /* DON'T run actions */
37: int (*pre)(DECL_ARGS); /* pre-node action */
38: void (*post)(DECL_ARGS); /* post-node action */
39: const char *prefix; /* pre-node string constant */
40: const char *suffix; /* post-node string constant */
1.1 schwarze 41: };
42:
1.5 kristaps 43: static int cond_body(DECL_ARGS);
1.1 schwarze 44: static int cond_head(DECL_ARGS);
1.26 schwarze 45: static void font_push(char);
46: static void font_pop(void);
1.47 schwarze 47: static void mid_it(void);
1.34 schwarze 48: static void post__t(DECL_ARGS);
1.74 schwarze 49: static void post_aq(DECL_ARGS);
1.5 kristaps 50: static void post_bd(DECL_ARGS);
1.27 schwarze 51: static void post_bf(DECL_ARGS);
1.13 schwarze 52: static void post_bk(DECL_ARGS);
1.30 schwarze 53: static void post_bl(DECL_ARGS);
1.5 kristaps 54: static void post_dl(DECL_ARGS);
1.64 schwarze 55: static void post_en(DECL_ARGS);
1.1 schwarze 56: static void post_enc(DECL_ARGS);
1.28 schwarze 57: static void post_eo(DECL_ARGS);
1.17 schwarze 58: static void post_fa(DECL_ARGS);
1.29 schwarze 59: static void post_fd(DECL_ARGS);
1.26 schwarze 60: static void post_fl(DECL_ARGS);
1.16 schwarze 61: static void post_fn(DECL_ARGS);
1.17 schwarze 62: static void post_fo(DECL_ARGS);
1.26 schwarze 63: static void post_font(DECL_ARGS);
1.15 schwarze 64: static void post_in(DECL_ARGS);
1.30 schwarze 65: static void post_it(DECL_ARGS);
1.14 schwarze 66: static void post_lb(DECL_ARGS);
1.5 kristaps 67: static void post_nm(DECL_ARGS);
1.1 schwarze 68: static void post_percent(DECL_ARGS);
1.5 kristaps 69: static void post_pf(DECL_ARGS);
1.3 schwarze 70: static void post_sect(DECL_ARGS);
1.5 kristaps 71: static void post_sp(DECL_ARGS);
1.18 schwarze 72: static void post_vt(DECL_ARGS);
1.34 schwarze 73: static int pre__t(DECL_ARGS);
1.22 schwarze 74: static int pre_an(DECL_ARGS);
1.3 schwarze 75: static int pre_ap(DECL_ARGS);
1.74 schwarze 76: static int pre_aq(DECL_ARGS);
1.3 schwarze 77: static int pre_bd(DECL_ARGS);
1.27 schwarze 78: static int pre_bf(DECL_ARGS);
1.13 schwarze 79: static int pre_bk(DECL_ARGS);
1.30 schwarze 80: static int pre_bl(DECL_ARGS);
1.3 schwarze 81: static int pre_br(DECL_ARGS);
1.8 schwarze 82: static int pre_bx(DECL_ARGS);
1.1 schwarze 83: static int pre_dl(DECL_ARGS);
1.64 schwarze 84: static int pre_en(DECL_ARGS);
1.5 kristaps 85: static int pre_enc(DECL_ARGS);
1.26 schwarze 86: static int pre_em(DECL_ARGS);
1.75 schwarze 87: static int pre_skip(DECL_ARGS);
1.76 schwarze 88: static int pre_eo(DECL_ARGS);
1.67 schwarze 89: static int pre_ex(DECL_ARGS);
1.17 schwarze 90: static int pre_fa(DECL_ARGS);
1.29 schwarze 91: static int pre_fd(DECL_ARGS);
1.26 schwarze 92: static int pre_fl(DECL_ARGS);
1.16 schwarze 93: static int pre_fn(DECL_ARGS);
1.17 schwarze 94: static int pre_fo(DECL_ARGS);
1.23 schwarze 95: static int pre_ft(DECL_ARGS);
1.15 schwarze 96: static int pre_in(DECL_ARGS);
1.1 schwarze 97: static int pre_it(DECL_ARGS);
1.24 schwarze 98: static int pre_lk(DECL_ARGS);
1.26 schwarze 99: static int pre_li(DECL_ARGS);
1.60 schwarze 100: static int pre_ll(DECL_ARGS);
1.1 schwarze 101: static int pre_nm(DECL_ARGS);
1.25 schwarze 102: static int pre_no(DECL_ARGS);
1.1 schwarze 103: static int pre_ns(DECL_ARGS);
104: static int pre_pp(DECL_ARGS);
1.34 schwarze 105: static int pre_rs(DECL_ARGS);
1.67 schwarze 106: static int pre_rv(DECL_ARGS);
1.12 schwarze 107: static int pre_sm(DECL_ARGS);
1.3 schwarze 108: static int pre_sp(DECL_ARGS);
1.5 kristaps 109: static int pre_sect(DECL_ARGS);
1.26 schwarze 110: static int pre_sy(DECL_ARGS);
1.90 schwarze 111: static void pre_syn(const struct roff_node *);
1.18 schwarze 112: static int pre_vt(DECL_ARGS);
1.8 schwarze 113: static int pre_ux(DECL_ARGS);
1.1 schwarze 114: static int pre_xr(DECL_ARGS);
1.20 schwarze 115: static void print_word(const char *);
1.36 schwarze 116: static void print_line(const char *, int);
117: static void print_block(const char *, int);
1.71 schwarze 118: static void print_offs(const char *, int);
1.81 schwarze 119: static void print_width(const struct mdoc_bl *,
1.90 schwarze 120: const struct roff_node *);
1.30 schwarze 121: static void print_count(int *);
1.5 kristaps 122: static void print_node(DECL_ARGS);
1.1 schwarze 123:
1.3 schwarze 124: static const struct manact manacts[MDOC_MAX + 1] = {
125: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
126: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
127: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 128: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 129: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
130: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 131: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 132: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 133: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 134: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
135: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 136: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 137: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 138: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 139: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 140: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 141: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
142: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
143: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
144: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
145: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
146: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 147: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 148: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 149: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 150: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 151: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 152: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
153: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 154: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 155: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 156: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
157: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
158: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.64 schwarze 159: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.26 schwarze 160: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.67 schwarze 161: { NULL, pre_rv, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 162: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 163: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 164: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 165: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 166: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
169: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
170: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
173: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
174: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
175: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
176: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.74 schwarze 178: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
179: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.8 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 181: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 182: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 183: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
184: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 185: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
186: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
1.75 schwarze 187: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.9 schwarze 188: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.88 schwarze 189: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
190: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
1.28 schwarze 191: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
192: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 193: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.76 schwarze 194: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 195: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 196: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 197: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 198: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 199: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
200: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 201: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
202: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
203: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
204: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 205: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 206: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 207: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
208: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
209: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 210: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 212: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
213: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 214: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 215: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
216: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
217: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 218: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
220: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 221: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
222: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 223: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 224: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 225: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
226: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 227: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
228: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.8 schwarze 230: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 231: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 232: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 233: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 234: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 235: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
236: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
237: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 238: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.75 schwarze 239: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.64 schwarze 240: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.8 schwarze 241: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 242: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 243: { NULL, pre_br, NULL, NULL, NULL }, /* br */
244: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 245: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
246: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 247: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 248: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 249: };
250:
1.20 schwarze 251: static int outflags;
1.36 schwarze 252: #define MMAN_spc (1 << 0) /* blank character before next word */
253: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
254: #define MMAN_nl (1 << 2) /* break man(7) code line */
255: #define MMAN_br (1 << 3) /* break output line */
256: #define MMAN_sp (1 << 4) /* insert a blank output line */
257: #define MMAN_PP (1 << 5) /* reset indentation etc. */
258: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
259: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 260: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
261: #define MMAN_An_split (1 << 9) /* author mode is "split" */
262: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
263: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 264: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 265:
1.43 schwarze 266: #define BL_STACK_MAX 32
267:
1.81 schwarze 268: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 269: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
270: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 271: static int TPremain; /* characters before tag is full */
272:
1.26 schwarze 273: static struct {
274: char *head;
275: char *tail;
276: size_t size;
277: } fontqueue;
278:
1.62 schwarze 279:
1.26 schwarze 280: static void
281: font_push(char newfont)
282: {
283:
284: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
285: fontqueue.size += 8;
286: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 287: fontqueue.size);
1.26 schwarze 288: }
289: *fontqueue.tail = newfont;
1.37 schwarze 290: print_word("");
291: printf("\\f");
1.26 schwarze 292: putchar(newfont);
293: outflags &= ~MMAN_spc;
294: }
295:
296: static void
297: font_pop(void)
298: {
299:
300: if (fontqueue.tail > fontqueue.head)
301: fontqueue.tail--;
302: outflags &= ~MMAN_spc;
1.37 schwarze 303: print_word("");
304: printf("\\f");
1.26 schwarze 305: putchar(*fontqueue.tail);
306: }
307:
1.1 schwarze 308: static void
1.20 schwarze 309: print_word(const char *s)
1.1 schwarze 310: {
1.5 kristaps 311:
1.36 schwarze 312: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 313: /*
1.5 kristaps 314: * If we need a newline, print it now and start afresh.
315: */
1.36 schwarze 316: if (MMAN_PP & outflags) {
1.44 schwarze 317: if (MMAN_sp & outflags) {
318: if (MMAN_PD & outflags) {
319: printf("\n.PD");
320: outflags &= ~MMAN_PD;
321: }
322: } else if ( ! (MMAN_PD & outflags)) {
323: printf("\n.PD 0");
324: outflags |= MMAN_PD;
325: }
1.36 schwarze 326: printf("\n.PP\n");
327: } else if (MMAN_sp & outflags)
1.21 schwarze 328: printf("\n.sp\n");
329: else if (MMAN_br & outflags)
330: printf("\n.br\n");
331: else if (MMAN_nl & outflags)
332: putchar('\n');
1.36 schwarze 333: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 334: if (1 == TPremain)
335: printf(".br\n");
336: TPremain = 0;
337: } else if (MMAN_spc & outflags) {
1.5 kristaps 338: /*
1.25 schwarze 339: * If we need a space, only print it if
340: * (1) it is forced by `No' or
341: * (2) what follows is not terminating punctuation or
342: * (3) what follows is longer than one character.
1.5 kristaps 343: */
1.37 schwarze 344: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 345: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 346: if (MMAN_Bk & outflags &&
347: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 348: putchar('\\');
1.45 schwarze 349: putchar(' ');
1.37 schwarze 350: if (TPremain)
351: TPremain--;
1.13 schwarze 352: }
1.37 schwarze 353: }
1.5 kristaps 354:
355: /*
356: * Reassign needing space if we're not following opening
357: * punctuation.
358: */
1.37 schwarze 359: if (MMAN_Sm & outflags && ('\0' == s[0] ||
360: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 361: outflags |= MMAN_spc;
362: else
363: outflags &= ~MMAN_spc;
1.46 schwarze 364: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 365:
1.1 schwarze 366: for ( ; *s; s++) {
367: switch (*s) {
1.62 schwarze 368: case ASCII_NBRSP:
1.45 schwarze 369: printf("\\ ");
1.1 schwarze 370: break;
1.62 schwarze 371: case ASCII_HYPH:
1.1 schwarze 372: putchar('-');
1.58 schwarze 373: break;
1.62 schwarze 374: case ASCII_BREAK:
1.58 schwarze 375: printf("\\:");
1.1 schwarze 376: break;
1.62 schwarze 377: case ' ':
1.56 schwarze 378: if (MMAN_nbrword & outflags) {
379: printf("\\ ");
380: break;
381: }
382: /* FALLTHROUGH */
1.1 schwarze 383: default:
1.5 kristaps 384: putchar((unsigned char)*s);
1.1 schwarze 385: break;
386: }
1.37 schwarze 387: if (TPremain)
388: TPremain--;
1.1 schwarze 389: }
1.56 schwarze 390: outflags &= ~MMAN_nbrword;
1.4 kristaps 391: }
392:
1.11 schwarze 393: static void
1.36 schwarze 394: print_line(const char *s, int newflags)
395: {
396:
397: outflags &= ~MMAN_br;
398: outflags |= MMAN_nl;
399: print_word(s);
400: outflags |= newflags;
401: }
402:
403: static void
404: print_block(const char *s, int newflags)
405: {
406:
407: outflags &= ~MMAN_PP;
1.44 schwarze 408: if (MMAN_sp & outflags) {
1.36 schwarze 409: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 410: if (MMAN_PD & outflags) {
411: print_line(".PD", 0);
412: outflags &= ~MMAN_PD;
413: }
1.46 schwarze 414: } else if (! (MMAN_PD & outflags))
415: print_line(".PD 0", MMAN_PD);
1.36 schwarze 416: outflags |= MMAN_nl;
417: print_word(s);
1.46 schwarze 418: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 419: }
420:
421: static void
1.71 schwarze 422: print_offs(const char *v, int keywords)
1.11 schwarze 423: {
424: char buf[24];
425: struct roffsu su;
1.81 schwarze 426: int sz;
1.11 schwarze 427:
1.48 schwarze 428: print_line(".RS", MMAN_Bk_susp);
429:
1.43 schwarze 430: /* Convert v into a number (of characters). */
1.71 schwarze 431: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 432: sz = 0;
1.71 schwarze 433: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 434: sz = 6;
1.71 schwarze 435: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 436: sz = 12;
1.79 schwarze 437: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 438: if (SCALE_EN == su.unit)
439: sz = su.scale;
440: else {
441: /*
442: * XXX
443: * If we are inside an enclosing list,
444: * there is no easy way to add the two
445: * indentations because they are provided
446: * in terms of different units.
447: */
448: print_word(v);
1.48 schwarze 449: outflags |= MMAN_nl;
1.43 schwarze 450: return;
451: }
1.11 schwarze 452: } else
453: sz = strlen(v);
454:
1.43 schwarze 455: /*
456: * We are inside an enclosing list.
457: * Add the two indentations.
458: */
459: if (Bl_stack_len)
460: sz += Bl_stack[Bl_stack_len - 1];
461:
1.81 schwarze 462: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.20 schwarze 463: print_word(buf);
1.48 schwarze 464: outflags |= MMAN_nl;
1.11 schwarze 465: }
466:
1.47 schwarze 467: /*
468: * Set up the indentation for a list item; used from pre_it().
469: */
1.59 schwarze 470: static void
1.90 schwarze 471: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.30 schwarze 472: {
473: char buf[24];
474: struct roffsu su;
1.81 schwarze 475: int numeric, remain, sz, chsz;
1.31 schwarze 476:
1.37 schwarze 477: numeric = 1;
478: remain = 0;
1.43 schwarze 479:
1.81 schwarze 480: /* Convert the width into a number (of characters). */
481: if (bl->width == NULL)
482: sz = (bl->type == LIST_hang) ? 6 : 0;
483: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.30 schwarze 484: if (SCALE_EN == su.unit)
485: sz = su.scale;
486: else {
1.37 schwarze 487: sz = 0;
488: numeric = 0;
1.30 schwarze 489: }
490: } else
1.81 schwarze 491: sz = strlen(bl->width);
1.30 schwarze 492:
1.37 schwarze 493: /* XXX Rough estimation, might have multiple parts. */
1.81 schwarze 494: if (bl->type == LIST_enum)
495: chsz = (bl->count > 8) + 1;
1.89 schwarze 496: else if (child != NULL && child->type == ROFFT_TEXT)
1.81 schwarze 497: chsz = strlen(child->string);
498: else
499: chsz = 0;
1.37 schwarze 500:
1.47 schwarze 501: /* Maybe we are inside an enclosing list? */
502: mid_it();
1.43 schwarze 503:
504: /*
505: * Save our own indentation,
506: * such that child lists can use it.
507: */
508: Bl_stack[Bl_stack_len++] = sz + 2;
509:
510: /* Set up the current list. */
1.81 schwarze 511: if (chsz > sz && bl->type != LIST_tag)
1.36 schwarze 512: print_block(".HP", 0);
1.37 schwarze 513: else {
1.36 schwarze 514: print_block(".TP", 0);
1.37 schwarze 515: remain = sz + 2;
516: }
517: if (numeric) {
1.81 schwarze 518: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.37 schwarze 519: print_word(buf);
520: } else
1.81 schwarze 521: print_word(bl->width);
1.37 schwarze 522: TPremain = remain;
1.30 schwarze 523: }
524:
1.59 schwarze 525: static void
1.30 schwarze 526: print_count(int *count)
527: {
1.63 schwarze 528: char buf[24];
1.30 schwarze 529:
1.81 schwarze 530: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.30 schwarze 531: print_word(buf);
532: }
533:
534: void
1.4 kristaps 535: man_man(void *arg, const struct man *man)
536: {
537:
1.5 kristaps 538: /*
539: * Dump the keep buffer.
540: * We're guaranteed by now that this exists (is non-NULL).
541: * Flush stdout afterward, just in case.
542: */
1.4 kristaps 543: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 544: fflush(stdout);
1.1 schwarze 545: }
546:
547: void
548: man_mdoc(void *arg, const struct mdoc *mdoc)
549: {
1.91 ! schwarze 550: const struct roff_meta *meta;
1.90 schwarze 551: struct roff_node *n;
1.1 schwarze 552:
1.42 schwarze 553: meta = mdoc_meta(mdoc);
1.87 schwarze 554: n = mdoc_node(mdoc)->child;
1.1 schwarze 555:
1.45 schwarze 556: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.68 schwarze 557: meta->title,
558: (meta->msec == NULL ? "" : meta->msec),
559: meta->date, meta->os, meta->vol);
1.1 schwarze 560:
1.45 schwarze 561: /* Disable hyphenation and if nroff, disable justification. */
562: printf(".nh\n.if n .ad l");
563:
1.20 schwarze 564: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 565: if (0 == fontqueue.size) {
566: fontqueue.size = 8;
567: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
568: *fontqueue.tail = 'R';
569: }
1.87 schwarze 570: while (n != NULL) {
571: print_node(meta, n);
572: n = n->next;
573: }
1.3 schwarze 574: putchar('\n');
1.1 schwarze 575: }
576:
577: static void
578: print_node(DECL_ARGS)
579: {
1.5 kristaps 580: const struct manact *act;
1.90 schwarze 581: struct roff_node *sub;
1.1 schwarze 582: int cond, do_sub;
1.46 schwarze 583:
1.5 kristaps 584: /*
585: * Break the line if we were parsed subsequent the current node.
586: * This makes the page structure be more consistent.
587: */
1.52 schwarze 588: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 589: outflags |= MMAN_nl;
1.1 schwarze 590:
1.5 kristaps 591: act = NULL;
1.1 schwarze 592: cond = 0;
593: do_sub = 1;
1.87 schwarze 594: n->flags &= ~MDOC_ENDED;
1.5 kristaps 595:
1.89 schwarze 596: if (n->type == ROFFT_TEXT) {
1.5 kristaps 597: /*
598: * Make sure that we don't happen to start with a
599: * control character at the start of a line.
600: */
1.62 schwarze 601: if (MMAN_nl & outflags &&
602: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 603: print_word("");
604: printf("\\&");
1.20 schwarze 605: outflags &= ~MMAN_spc;
1.3 schwarze 606: }
1.73 schwarze 607: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
608: outflags |= MMAN_spc_force;
1.20 schwarze 609: print_word(n->string);
1.73 schwarze 610: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
611: outflags |= MMAN_spc;
1.1 schwarze 612: } else {
1.5 kristaps 613: /*
614: * Conditionally run the pre-node action handler for a
615: * node.
616: */
1.1 schwarze 617: act = manacts + n->tok;
1.76 schwarze 618: cond = act->cond == NULL || (*act->cond)(meta, n);
619: if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))
1.42 schwarze 620: do_sub = (*act->pre)(meta, n);
1.1 schwarze 621: }
622:
1.62 schwarze 623: /*
1.5 kristaps 624: * Conditionally run all child nodes.
625: * Note that this iterates over children instead of using
626: * recursion. This prevents unnecessary depth in the stack.
627: */
1.1 schwarze 628: if (do_sub)
629: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 630: print_node(meta, sub);
1.1 schwarze 631:
1.5 kristaps 632: /*
633: * Lastly, conditionally run the post-node handler.
634: */
1.61 schwarze 635: if (MDOC_ENDED & n->flags)
636: return;
637:
1.1 schwarze 638: if (cond && act->post)
1.42 schwarze 639: (*act->post)(meta, n);
1.61 schwarze 640:
641: if (ENDBODY_NOT != n->end)
1.87 schwarze 642: n->body->flags |= MDOC_ENDED;
1.61 schwarze 643:
644: if (ENDBODY_NOSPACE == n->end)
645: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 646: }
647:
648: static int
649: cond_head(DECL_ARGS)
650: {
1.5 kristaps 651:
1.89 schwarze 652: return(n->type == ROFFT_HEAD);
1.1 schwarze 653: }
654:
655: static int
656: cond_body(DECL_ARGS)
657: {
1.5 kristaps 658:
1.89 schwarze 659: return(n->type == ROFFT_BODY);
1.1 schwarze 660: }
661:
662: static int
663: pre_enc(DECL_ARGS)
664: {
1.5 kristaps 665: const char *prefix;
1.1 schwarze 666:
667: prefix = manacts[n->tok].prefix;
668: if (NULL == prefix)
669: return(1);
1.20 schwarze 670: print_word(prefix);
671: outflags &= ~MMAN_spc;
1.1 schwarze 672: return(1);
673: }
674:
675: static void
676: post_enc(DECL_ARGS)
677: {
678: const char *suffix;
679:
680: suffix = manacts[n->tok].suffix;
681: if (NULL == suffix)
682: return;
1.61 schwarze 683: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 684: print_word(suffix);
1.26 schwarze 685: }
686:
1.67 schwarze 687: static int
688: pre_ex(DECL_ARGS)
689: {
690: int nchild;
691:
692: outflags |= MMAN_br | MMAN_nl;
693:
694: print_word("The");
695:
696: nchild = n->nchild;
697: for (n = n->child; n; n = n->next) {
698: font_push('B');
699: print_word(n->string);
700: font_pop();
701:
702: if (n->next == NULL)
703: continue;
704:
705: if (nchild > 2) {
706: outflags &= ~MMAN_spc;
707: print_word(",");
708: }
709: if (n->next->next == NULL)
710: print_word("and");
711: }
712:
713: if (nchild > 1)
714: print_word("utilities exit\\~0");
715: else
716: print_word("utility exits\\~0");
717:
718: print_word("on success, and\\~>0 if an error occurs.");
719: outflags |= MMAN_nl;
720: return(0);
721: }
722:
1.26 schwarze 723: static void
724: post_font(DECL_ARGS)
725: {
726:
727: font_pop();
1.1 schwarze 728: }
729:
730: static void
731: post_percent(DECL_ARGS)
732: {
733:
1.34 schwarze 734: if (pre_em == manacts[n->tok].pre)
735: font_pop();
736: if (n->next) {
1.20 schwarze 737: print_word(",");
1.34 schwarze 738: if (n->prev && n->prev->tok == n->tok &&
739: n->next->tok == n->tok)
740: print_word("and");
741: } else {
1.20 schwarze 742: print_word(".");
743: outflags |= MMAN_nl;
1.1 schwarze 744: }
745: }
746:
1.34 schwarze 747: static int
748: pre__t(DECL_ARGS)
749: {
750:
1.62 schwarze 751: if (n->parent && MDOC_Rs == n->parent->tok &&
752: n->parent->norm->Rs.quote_T) {
1.37 schwarze 753: print_word("");
754: putchar('\"');
1.34 schwarze 755: outflags &= ~MMAN_spc;
756: } else
757: font_push('I');
758: return(1);
759: }
760:
761: static void
762: post__t(DECL_ARGS)
763: {
764:
1.62 schwarze 765: if (n->parent && MDOC_Rs == n->parent->tok &&
766: n->parent->norm->Rs.quote_T) {
1.34 schwarze 767: outflags &= ~MMAN_spc;
1.37 schwarze 768: print_word("");
769: putchar('\"');
1.34 schwarze 770: } else
771: font_pop();
1.42 schwarze 772: post_percent(meta, n);
1.34 schwarze 773: }
774:
1.5 kristaps 775: /*
776: * Print before a section header.
777: */
1.1 schwarze 778: static int
1.3 schwarze 779: pre_sect(DECL_ARGS)
780: {
781:
1.89 schwarze 782: if (n->type == ROFFT_HEAD) {
1.46 schwarze 783: outflags |= MMAN_sp;
784: print_block(manacts[n->tok].prefix, 0);
785: print_word("");
786: putchar('\"');
787: outflags &= ~MMAN_spc;
788: }
1.3 schwarze 789: return(1);
790: }
791:
1.5 kristaps 792: /*
793: * Print subsequent a section header.
794: */
1.3 schwarze 795: static void
796: post_sect(DECL_ARGS)
797: {
798:
1.89 schwarze 799: if (n->type != ROFFT_HEAD)
1.3 schwarze 800: return;
1.20 schwarze 801: outflags &= ~MMAN_spc;
1.37 schwarze 802: print_word("");
803: putchar('\"');
1.20 schwarze 804: outflags |= MMAN_nl;
1.22 schwarze 805: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
806: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
807: }
808:
1.23 schwarze 809: /* See mdoc_term.c, synopsis_pre() for comments. */
810: static void
1.90 schwarze 811: pre_syn(const struct roff_node *n)
1.23 schwarze 812: {
813:
814: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
815: return;
816:
817: if (n->prev->tok == n->tok &&
1.62 schwarze 818: MDOC_Ft != n->tok &&
819: MDOC_Fo != n->tok &&
820: MDOC_Fn != n->tok) {
1.23 schwarze 821: outflags |= MMAN_br;
822: return;
823: }
824:
825: switch (n->prev->tok) {
1.62 schwarze 826: case MDOC_Fd:
1.23 schwarze 827: /* FALLTHROUGH */
1.62 schwarze 828: case MDOC_Fn:
1.23 schwarze 829: /* FALLTHROUGH */
1.62 schwarze 830: case MDOC_Fo:
1.23 schwarze 831: /* FALLTHROUGH */
1.62 schwarze 832: case MDOC_In:
1.23 schwarze 833: /* FALLTHROUGH */
1.62 schwarze 834: case MDOC_Vt:
1.23 schwarze 835: outflags |= MMAN_sp;
836: break;
1.62 schwarze 837: case MDOC_Ft:
1.23 schwarze 838: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
839: outflags |= MMAN_sp;
840: break;
841: }
842: /* FALLTHROUGH */
843: default:
844: outflags |= MMAN_br;
845: break;
846: }
847: }
848:
1.22 schwarze 849: static int
850: pre_an(DECL_ARGS)
851: {
852:
853: switch (n->norm->An.auth) {
1.62 schwarze 854: case AUTH_split:
1.22 schwarze 855: outflags &= ~MMAN_An_nosplit;
856: outflags |= MMAN_An_split;
857: return(0);
1.62 schwarze 858: case AUTH_nosplit:
1.22 schwarze 859: outflags &= ~MMAN_An_split;
860: outflags |= MMAN_An_nosplit;
861: return(0);
862: default:
863: if (MMAN_An_split & outflags)
864: outflags |= MMAN_br;
865: else if (SEC_AUTHORS == n->sec &&
866: ! (MMAN_An_nosplit & outflags))
867: outflags |= MMAN_An_split;
868: return(1);
869: }
1.3 schwarze 870: }
871:
872: static int
873: pre_ap(DECL_ARGS)
874: {
875:
1.20 schwarze 876: outflags &= ~MMAN_spc;
877: print_word("'");
878: outflags &= ~MMAN_spc;
1.3 schwarze 879: return(0);
1.74 schwarze 880: }
881:
882: static int
883: pre_aq(DECL_ARGS)
884: {
885:
1.82 schwarze 886: print_word(n->nchild == 1 &&
887: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 888: outflags &= ~MMAN_spc;
889: return(1);
890: }
891:
892: static void
893: post_aq(DECL_ARGS)
894: {
895:
896: outflags &= ~(MMAN_spc | MMAN_nl);
1.82 schwarze 897: print_word(n->nchild == 1 &&
898: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 899: }
900:
901: static int
902: pre_bd(DECL_ARGS)
903: {
904:
1.36 schwarze 905: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
906:
907: if (DISP_unfilled == n->norm->Bd.type ||
908: DISP_literal == n->norm->Bd.type)
909: print_line(".nf", 0);
910: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 911: outflags |= MMAN_sp;
1.71 schwarze 912: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 913: return(1);
914: }
915:
916: static void
917: post_bd(DECL_ARGS)
918: {
919:
1.43 schwarze 920: /* Close out this display. */
1.36 schwarze 921: print_line(".RE", MMAN_nl);
1.3 schwarze 922: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 923: DISP_literal == n->norm->Bd.type)
924: print_line(".fi", MMAN_nl);
1.43 schwarze 925:
1.47 schwarze 926: /* Maybe we are inside an enclosing list? */
927: if (NULL != n->parent->next)
928: mid_it();
1.13 schwarze 929: }
930:
931: static int
1.27 schwarze 932: pre_bf(DECL_ARGS)
933: {
934:
935: switch (n->type) {
1.89 schwarze 936: case ROFFT_BLOCK:
1.27 schwarze 937: return(1);
1.89 schwarze 938: case ROFFT_BODY:
1.27 schwarze 939: break;
940: default:
941: return(0);
942: }
943: switch (n->norm->Bf.font) {
1.62 schwarze 944: case FONT_Em:
1.27 schwarze 945: font_push('I');
946: break;
1.62 schwarze 947: case FONT_Sy:
1.27 schwarze 948: font_push('B');
949: break;
950: default:
951: font_push('R');
952: break;
953: }
954: return(1);
955: }
956:
957: static void
958: post_bf(DECL_ARGS)
959: {
960:
1.89 schwarze 961: if (n->type == ROFFT_BODY)
1.27 schwarze 962: font_pop();
963: }
964:
965: static int
1.13 schwarze 966: pre_bk(DECL_ARGS)
967: {
968:
969: switch (n->type) {
1.89 schwarze 970: case ROFFT_BLOCK:
1.13 schwarze 971: return(1);
1.89 schwarze 972: case ROFFT_BODY:
1.20 schwarze 973: outflags |= MMAN_Bk;
1.13 schwarze 974: return(1);
975: default:
976: return(0);
977: }
978: }
979:
980: static void
981: post_bk(DECL_ARGS)
982: {
983:
1.89 schwarze 984: if (n->type == ROFFT_BODY)
1.20 schwarze 985: outflags &= ~MMAN_Bk;
1.3 schwarze 986: }
987:
988: static int
1.30 schwarze 989: pre_bl(DECL_ARGS)
990: {
1.33 schwarze 991: size_t icol;
1.30 schwarze 992:
1.49 schwarze 993: /*
994: * print_offs() will increase the -offset to account for
995: * a possible enclosing .It, but any enclosed .It blocks
996: * just nest and do not add up their indentation.
997: */
998: if (n->norm->Bl.offs) {
1.71 schwarze 999: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 1000: Bl_stack[Bl_stack_len++] = 0;
1001: }
1002:
1.33 schwarze 1003: switch (n->norm->Bl.type) {
1.62 schwarze 1004: case LIST_enum:
1.30 schwarze 1005: n->norm->Bl.count = 0;
1.33 schwarze 1006: return(1);
1.62 schwarze 1007: case LIST_column:
1.33 schwarze 1008: break;
1009: default:
1010: return(1);
1011: }
1012:
1.83 schwarze 1013: if (n->nchild) {
1014: print_line(".TS", MMAN_nl);
1015: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1016: print_word("l");
1017: print_word(".");
1018: }
1.36 schwarze 1019: outflags |= MMAN_nl;
1.30 schwarze 1020: return(1);
1021: }
1022:
1023: static void
1024: post_bl(DECL_ARGS)
1025: {
1026:
1.33 schwarze 1027: switch (n->norm->Bl.type) {
1.62 schwarze 1028: case LIST_column:
1.83 schwarze 1029: if (n->nchild)
1030: print_line(".TE", 0);
1.36 schwarze 1031: break;
1.62 schwarze 1032: case LIST_enum:
1.33 schwarze 1033: n->norm->Bl.count = 0;
1034: break;
1035: default:
1036: break;
1037: }
1.49 schwarze 1038:
1039: if (n->norm->Bl.offs) {
1040: print_line(".RE", MMAN_nl);
1041: assert(Bl_stack_len);
1042: Bl_stack_len--;
1043: assert(0 == Bl_stack[Bl_stack_len]);
1044: } else {
1045: outflags |= MMAN_PP | MMAN_nl;
1046: outflags &= ~(MMAN_sp | MMAN_br);
1047: }
1.47 schwarze 1048:
1049: /* Maybe we are inside an enclosing list? */
1050: if (NULL != n->parent->next)
1051: mid_it();
1052:
1.30 schwarze 1053: }
1054:
1055: static int
1.3 schwarze 1056: pre_br(DECL_ARGS)
1057: {
1058:
1.21 schwarze 1059: outflags |= MMAN_br;
1.3 schwarze 1060: return(0);
1061: }
1062:
1063: static int
1.8 schwarze 1064: pre_bx(DECL_ARGS)
1065: {
1066:
1067: n = n->child;
1068: if (n) {
1.20 schwarze 1069: print_word(n->string);
1070: outflags &= ~MMAN_spc;
1.8 schwarze 1071: n = n->next;
1072: }
1.20 schwarze 1073: print_word("BSD");
1.8 schwarze 1074: if (NULL == n)
1075: return(0);
1.20 schwarze 1076: outflags &= ~MMAN_spc;
1077: print_word("-");
1078: outflags &= ~MMAN_spc;
1079: print_word(n->string);
1.8 schwarze 1080: return(0);
1081: }
1082:
1083: static int
1.1 schwarze 1084: pre_dl(DECL_ARGS)
1085: {
1086:
1.71 schwarze 1087: print_offs("6n", 0);
1.1 schwarze 1088: return(1);
1089: }
1090:
1091: static void
1092: post_dl(DECL_ARGS)
1093: {
1094:
1.36 schwarze 1095: print_line(".RE", MMAN_nl);
1.47 schwarze 1096:
1097: /* Maybe we are inside an enclosing list? */
1098: if (NULL != n->parent->next)
1099: mid_it();
1.16 schwarze 1100: }
1101:
1102: static int
1.26 schwarze 1103: pre_em(DECL_ARGS)
1104: {
1105:
1106: font_push('I');
1107: return(1);
1.28 schwarze 1108: }
1109:
1.64 schwarze 1110: static int
1111: pre_en(DECL_ARGS)
1112: {
1113:
1114: if (NULL == n->norm->Es ||
1115: NULL == n->norm->Es->child)
1116: return(1);
1117:
1118: print_word(n->norm->Es->child->string);
1119: outflags &= ~MMAN_spc;
1120: return(1);
1121: }
1122:
1123: static void
1124: post_en(DECL_ARGS)
1125: {
1126:
1127: if (NULL == n->norm->Es ||
1128: NULL == n->norm->Es->child ||
1129: NULL == n->norm->Es->child->next)
1130: return;
1131:
1132: outflags &= ~MMAN_spc;
1133: print_word(n->norm->Es->child->next->string);
1134: return;
1135: }
1136:
1.76 schwarze 1137: static int
1138: pre_eo(DECL_ARGS)
1139: {
1140:
1.84 schwarze 1141: if (n->end == ENDBODY_NOT &&
1142: n->parent->head->child == NULL &&
1143: n->child != NULL &&
1144: n->child->end != ENDBODY_NOT)
1145: print_word("\\&");
1146: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1147: n->parent->head->child != NULL && (n->child != NULL ||
1148: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1149: outflags &= ~(MMAN_spc | MMAN_nl);
1.76 schwarze 1150: return(1);
1151: }
1152:
1.28 schwarze 1153: static void
1154: post_eo(DECL_ARGS)
1155: {
1.84 schwarze 1156: int body, tail;
1157:
1158: if (n->end != ENDBODY_NOT) {
1159: outflags |= MMAN_spc;
1160: return;
1161: }
1.28 schwarze 1162:
1.84 schwarze 1163: body = n->child != NULL || n->parent->head->child != NULL;
1164: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1165:
1166: if (body && tail)
1.28 schwarze 1167: outflags &= ~MMAN_spc;
1.84 schwarze 1168: else if ( ! (body || tail))
1169: print_word("\\&");
1170: else if ( ! tail)
1171: outflags |= MMAN_spc;
1.64 schwarze 1172: }
1173:
1174: static int
1.17 schwarze 1175: pre_fa(DECL_ARGS)
1176: {
1.57 schwarze 1177: int am_Fa;
1.17 schwarze 1178:
1.57 schwarze 1179: am_Fa = MDOC_Fa == n->tok;
1180:
1181: if (am_Fa)
1.17 schwarze 1182: n = n->child;
1183:
1184: while (NULL != n) {
1.26 schwarze 1185: font_push('I');
1.57 schwarze 1186: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1187: outflags |= MMAN_nbrword;
1.42 schwarze 1188: print_node(meta, n);
1.26 schwarze 1189: font_pop();
1.17 schwarze 1190: if (NULL != (n = n->next))
1.20 schwarze 1191: print_word(",");
1.17 schwarze 1192: }
1193: return(0);
1194: }
1195:
1196: static void
1197: post_fa(DECL_ARGS)
1198: {
1199:
1200: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1201: print_word(",");
1.29 schwarze 1202: }
1203:
1204: static int
1205: pre_fd(DECL_ARGS)
1206: {
1207:
1208: pre_syn(n);
1209: font_push('B');
1210: return(1);
1211: }
1212:
1213: static void
1214: post_fd(DECL_ARGS)
1215: {
1216:
1217: font_pop();
1218: outflags |= MMAN_br;
1.17 schwarze 1219: }
1220:
1221: static int
1.26 schwarze 1222: pre_fl(DECL_ARGS)
1223: {
1224:
1225: font_push('B');
1.45 schwarze 1226: print_word("\\-");
1.70 schwarze 1227: if (n->nchild)
1228: outflags &= ~MMAN_spc;
1.26 schwarze 1229: return(1);
1230: }
1231:
1232: static void
1233: post_fl(DECL_ARGS)
1234: {
1235:
1236: font_pop();
1.70 schwarze 1237: if ( ! (n->nchild ||
1238: n->next == NULL ||
1.89 schwarze 1239: n->next->type == ROFFT_TEXT ||
1.70 schwarze 1240: n->next->flags & MDOC_LINE))
1.26 schwarze 1241: outflags &= ~MMAN_spc;
1242: }
1243:
1244: static int
1.16 schwarze 1245: pre_fn(DECL_ARGS)
1246: {
1247:
1.23 schwarze 1248: pre_syn(n);
1249:
1.16 schwarze 1250: n = n->child;
1251: if (NULL == n)
1252: return(0);
1253:
1.55 schwarze 1254: if (MDOC_SYNPRETTY & n->flags)
1255: print_block(".HP 4n", MMAN_nl);
1256:
1.26 schwarze 1257: font_push('B');
1.42 schwarze 1258: print_node(meta, n);
1.26 schwarze 1259: font_pop();
1.20 schwarze 1260: outflags &= ~MMAN_spc;
1.26 schwarze 1261: print_word("(");
1.20 schwarze 1262: outflags &= ~MMAN_spc;
1.35 schwarze 1263:
1264: n = n->next;
1265: if (NULL != n)
1.42 schwarze 1266: pre_fa(meta, n);
1.35 schwarze 1267: return(0);
1.16 schwarze 1268: }
1269:
1270: static void
1271: post_fn(DECL_ARGS)
1272: {
1273:
1.20 schwarze 1274: print_word(")");
1.16 schwarze 1275: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1276: print_word(";");
1.55 schwarze 1277: outflags |= MMAN_PP;
1.17 schwarze 1278: }
1279: }
1280:
1281: static int
1282: pre_fo(DECL_ARGS)
1283: {
1284:
1285: switch (n->type) {
1.89 schwarze 1286: case ROFFT_BLOCK:
1.23 schwarze 1287: pre_syn(n);
1288: break;
1.89 schwarze 1289: case ROFFT_HEAD:
1.85 schwarze 1290: if (n->child == NULL)
1291: return(0);
1.57 schwarze 1292: if (MDOC_SYNPRETTY & n->flags)
1293: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1294: font_push('B');
1.17 schwarze 1295: break;
1.89 schwarze 1296: case ROFFT_BODY:
1.85 schwarze 1297: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1298: print_word("(");
1299: outflags &= ~MMAN_spc;
1.17 schwarze 1300: break;
1301: default:
1302: break;
1303: }
1304: return(1);
1305: }
1.57 schwarze 1306:
1.17 schwarze 1307: static void
1308: post_fo(DECL_ARGS)
1309: {
1310:
1311: switch (n->type) {
1.89 schwarze 1312: case ROFFT_HEAD:
1.85 schwarze 1313: if (n->child != NULL)
1314: font_pop();
1.17 schwarze 1315: break;
1.89 schwarze 1316: case ROFFT_BODY:
1.42 schwarze 1317: post_fn(meta, n);
1.17 schwarze 1318: break;
1319: default:
1320: break;
1.16 schwarze 1321: }
1.15 schwarze 1322: }
1323:
1324: static int
1.23 schwarze 1325: pre_ft(DECL_ARGS)
1326: {
1327:
1328: pre_syn(n);
1.26 schwarze 1329: font_push('I');
1.23 schwarze 1330: return(1);
1331: }
1332:
1333: static int
1.15 schwarze 1334: pre_in(DECL_ARGS)
1335: {
1336:
1337: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1338: pre_syn(n);
1.26 schwarze 1339: font_push('B');
1340: print_word("#include <");
1341: outflags &= ~MMAN_spc;
1342: } else {
1343: print_word("<");
1344: outflags &= ~MMAN_spc;
1345: font_push('I');
1346: }
1.15 schwarze 1347: return(1);
1348: }
1349:
1350: static void
1351: post_in(DECL_ARGS)
1352: {
1353:
1354: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1355: outflags &= ~MMAN_spc;
1356: print_word(">");
1357: font_pop();
1.21 schwarze 1358: outflags |= MMAN_br;
1.26 schwarze 1359: } else {
1360: font_pop();
1361: outflags &= ~MMAN_spc;
1362: print_word(">");
1363: }
1.1 schwarze 1364: }
1365:
1366: static int
1367: pre_it(DECL_ARGS)
1368: {
1.90 schwarze 1369: const struct roff_node *bln;
1.1 schwarze 1370:
1.30 schwarze 1371: switch (n->type) {
1.89 schwarze 1372: case ROFFT_HEAD:
1.36 schwarze 1373: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1374: bln = n->parent->parent;
1.36 schwarze 1375: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1376: (NULL == n->parent->prev &&
1377: NULL == bln->parent->prev))
1.36 schwarze 1378: outflags |= MMAN_sp;
1379: outflags &= ~MMAN_br;
1.3 schwarze 1380: switch (bln->norm->Bl.type) {
1.62 schwarze 1381: case LIST_item:
1.30 schwarze 1382: return(0);
1.62 schwarze 1383: case LIST_inset:
1.30 schwarze 1384: /* FALLTHROUGH */
1.62 schwarze 1385: case LIST_diag:
1.30 schwarze 1386: /* FALLTHROUGH */
1.62 schwarze 1387: case LIST_ohang:
1.30 schwarze 1388: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1389: print_line(".B \"", 0);
1.30 schwarze 1390: else
1.36 schwarze 1391: print_line(".R \"", 0);
1.30 schwarze 1392: outflags &= ~MMAN_spc;
1393: return(1);
1.62 schwarze 1394: case LIST_bullet:
1.30 schwarze 1395: /* FALLTHROUGH */
1.62 schwarze 1396: case LIST_dash:
1.30 schwarze 1397: /* FALLTHROUGH */
1.62 schwarze 1398: case LIST_hyphen:
1.81 schwarze 1399: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1400: TPremain = 0;
1.30 schwarze 1401: outflags |= MMAN_nl;
1402: font_push('B');
1403: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1404: print_word("\\(bu");
1.30 schwarze 1405: else
1406: print_word("-");
1407: font_pop();
1.66 schwarze 1408: outflags |= MMAN_nl;
1409: return(0);
1.62 schwarze 1410: case LIST_enum:
1.81 schwarze 1411: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1412: TPremain = 0;
1.30 schwarze 1413: outflags |= MMAN_nl;
1414: print_count(&bln->norm->Bl.count);
1.66 schwarze 1415: outflags |= MMAN_nl;
1416: return(0);
1.62 schwarze 1417: case LIST_hang:
1.81 schwarze 1418: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1419: TPremain = 0;
1.66 schwarze 1420: outflags |= MMAN_nl;
1421: return(1);
1.62 schwarze 1422: case LIST_tag:
1.81 schwarze 1423: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1424: putchar('\n');
1425: outflags &= ~MMAN_spc;
1426: return(1);
1.3 schwarze 1427: default:
1.32 schwarze 1428: return(1);
1.3 schwarze 1429: }
1.30 schwarze 1430: default:
1431: break;
1.1 schwarze 1432: }
1433: return(1);
1.30 schwarze 1434: }
1435:
1.47 schwarze 1436: /*
1437: * This function is called after closing out an indented block.
1438: * If we are inside an enclosing list, restore its indentation.
1439: */
1440: static void
1441: mid_it(void)
1442: {
1443: char buf[24];
1444:
1445: /* Nothing to do outside a list. */
1446: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1447: return;
1448:
1449: /* The indentation has already been set up. */
1450: if (Bl_stack_post[Bl_stack_len - 1])
1451: return;
1452:
1453: /* Restore the indentation of the enclosing list. */
1454: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1455: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1456: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1457: print_word(buf);
1458:
1459: /* Remeber to close out this .RS block later. */
1460: Bl_stack_post[Bl_stack_len - 1] = 1;
1461: }
1462:
1.30 schwarze 1463: static void
1464: post_it(DECL_ARGS)
1465: {
1.90 schwarze 1466: const struct roff_node *bln;
1.30 schwarze 1467:
1.33 schwarze 1468: bln = n->parent->parent;
1469:
1470: switch (n->type) {
1.89 schwarze 1471: case ROFFT_HEAD:
1.30 schwarze 1472: switch (bln->norm->Bl.type) {
1.62 schwarze 1473: case LIST_diag:
1.30 schwarze 1474: outflags &= ~MMAN_spc;
1475: print_word("\\ ");
1476: break;
1.62 schwarze 1477: case LIST_ohang:
1.30 schwarze 1478: outflags |= MMAN_br;
1479: break;
1480: default:
1481: break;
1482: }
1.33 schwarze 1483: break;
1.89 schwarze 1484: case ROFFT_BODY:
1.43 schwarze 1485: switch (bln->norm->Bl.type) {
1.62 schwarze 1486: case LIST_bullet:
1.43 schwarze 1487: /* FALLTHROUGH */
1.62 schwarze 1488: case LIST_dash:
1.43 schwarze 1489: /* FALLTHROUGH */
1.62 schwarze 1490: case LIST_hyphen:
1.43 schwarze 1491: /* FALLTHROUGH */
1.62 schwarze 1492: case LIST_enum:
1.43 schwarze 1493: /* FALLTHROUGH */
1.62 schwarze 1494: case LIST_hang:
1.43 schwarze 1495: /* FALLTHROUGH */
1.62 schwarze 1496: case LIST_tag:
1.43 schwarze 1497: assert(Bl_stack_len);
1498: Bl_stack[--Bl_stack_len] = 0;
1499:
1500: /*
1501: * Our indentation had to be restored
1.47 schwarze 1502: * after a child display or child list.
1.43 schwarze 1503: * Close out that indentation block now.
1504: */
1505: if (Bl_stack_post[Bl_stack_len]) {
1506: print_line(".RE", MMAN_nl);
1507: Bl_stack_post[Bl_stack_len] = 0;
1508: }
1509: break;
1.62 schwarze 1510: case LIST_column:
1.43 schwarze 1511: if (NULL != n->next) {
1512: putchar('\t');
1513: outflags &= ~MMAN_spc;
1514: }
1515: break;
1516: default:
1517: break;
1.33 schwarze 1518: }
1519: break;
1520: default:
1521: break;
1.30 schwarze 1522: }
1.14 schwarze 1523: }
1524:
1525: static void
1526: post_lb(DECL_ARGS)
1527: {
1528:
1.21 schwarze 1529: if (SEC_LIBRARY == n->sec)
1530: outflags |= MMAN_br;
1.24 schwarze 1531: }
1532:
1533: static int
1534: pre_lk(DECL_ARGS)
1535: {
1.90 schwarze 1536: const struct roff_node *link, *descr;
1.24 schwarze 1537:
1538: if (NULL == (link = n->child))
1539: return(0);
1540:
1541: if (NULL != (descr = link->next)) {
1.26 schwarze 1542: font_push('I');
1.24 schwarze 1543: while (NULL != descr) {
1544: print_word(descr->string);
1545: descr = descr->next;
1546: }
1547: print_word(":");
1.26 schwarze 1548: font_pop();
1.24 schwarze 1549: }
1550:
1.26 schwarze 1551: font_push('B');
1.24 schwarze 1552: print_word(link->string);
1.26 schwarze 1553: font_pop();
1.24 schwarze 1554: return(0);
1.60 schwarze 1555: }
1556:
1557: static int
1558: pre_ll(DECL_ARGS)
1559: {
1560:
1561: print_line(".ll", 0);
1562: return(1);
1.1 schwarze 1563: }
1564:
1565: static int
1.26 schwarze 1566: pre_li(DECL_ARGS)
1567: {
1568:
1569: font_push('R');
1570: return(1);
1571: }
1572:
1573: static int
1.1 schwarze 1574: pre_nm(DECL_ARGS)
1575: {
1.38 schwarze 1576: char *name;
1.1 schwarze 1577:
1.89 schwarze 1578: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1579: outflags |= MMAN_Bk;
1.23 schwarze 1580: pre_syn(n);
1.54 schwarze 1581: }
1.89 schwarze 1582: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.1 schwarze 1583: return(1);
1.42 schwarze 1584: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1585: if (NULL == name)
1.23 schwarze 1586: return(0);
1.89 schwarze 1587: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1588: if (NULL == n->parent->prev)
1589: outflags |= MMAN_sp;
1590: print_block(".HP", 0);
1.53 schwarze 1591: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1592: outflags |= MMAN_nl;
1593: }
1.26 schwarze 1594: font_push('B');
1.1 schwarze 1595: if (NULL == n->child)
1.42 schwarze 1596: print_word(meta->name);
1.1 schwarze 1597: return(1);
1598: }
1599:
1600: static void
1601: post_nm(DECL_ARGS)
1602: {
1603:
1.54 schwarze 1604: switch (n->type) {
1.89 schwarze 1605: case ROFFT_BLOCK:
1.54 schwarze 1606: outflags &= ~MMAN_Bk;
1607: break;
1.89 schwarze 1608: case ROFFT_HEAD:
1.54 schwarze 1609: /* FALLTHROUGH */
1.89 schwarze 1610: case ROFFT_ELEM:
1.67 schwarze 1611: if (n->child != NULL || meta->name != NULL)
1612: font_pop();
1.54 schwarze 1613: break;
1614: default:
1615: break;
1616: }
1.25 schwarze 1617: }
1618:
1619: static int
1620: pre_no(DECL_ARGS)
1621: {
1622:
1623: outflags |= MMAN_spc_force;
1624: return(1);
1.1 schwarze 1625: }
1626:
1627: static int
1628: pre_ns(DECL_ARGS)
1629: {
1630:
1.20 schwarze 1631: outflags &= ~MMAN_spc;
1.1 schwarze 1632: return(0);
1633: }
1634:
1.3 schwarze 1635: static void
1636: post_pf(DECL_ARGS)
1637: {
1638:
1.77 schwarze 1639: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1640: outflags &= ~MMAN_spc;
1.3 schwarze 1641: }
1642:
1.1 schwarze 1643: static int
1644: pre_pp(DECL_ARGS)
1645: {
1646:
1.36 schwarze 1647: if (MDOC_It != n->parent->tok)
1648: outflags |= MMAN_PP;
1649: outflags |= MMAN_sp | MMAN_nl;
1650: outflags &= ~MMAN_br;
1.34 schwarze 1651: return(0);
1652: }
1653:
1654: static int
1655: pre_rs(DECL_ARGS)
1656: {
1657:
1658: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1659: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1660: outflags &= ~MMAN_br;
1.34 schwarze 1661: }
1662: return(1);
1.67 schwarze 1663: }
1664:
1665: static int
1666: pre_rv(DECL_ARGS)
1667: {
1668: int nchild;
1669:
1670: outflags |= MMAN_br | MMAN_nl;
1671:
1672: nchild = n->nchild;
1673: if (nchild > 0) {
1674: print_word("The");
1675:
1676: for (n = n->child; n; n = n->next) {
1677: font_push('B');
1678: print_word(n->string);
1679: font_pop();
1680:
1681: outflags &= ~MMAN_spc;
1682: print_word("()");
1683:
1684: if (n->next == NULL)
1685: continue;
1686:
1687: if (nchild > 2) {
1688: outflags &= ~MMAN_spc;
1689: print_word(",");
1690: }
1691: if (n->next->next == NULL)
1692: print_word("and");
1693: }
1694:
1695: if (nchild > 1)
1696: print_word("functions return");
1697: else
1698: print_word("function returns");
1699:
1700: print_word("the value\\~0 if successful;");
1701: } else
1702: print_word("Upon successful completion, "
1703: "the value\\~0 is returned;");
1704:
1705: print_word("otherwise the value\\~\\-1 is returned"
1706: " and the global variable");
1707:
1708: font_push('I');
1709: print_word("errno");
1710: font_pop();
1711:
1712: print_word("is set to indicate the error.");
1713: outflags |= MMAN_nl;
1.75 schwarze 1714: return(0);
1715: }
1716:
1717: static int
1718: pre_skip(DECL_ARGS)
1719: {
1720:
1.67 schwarze 1721: return(0);
1.12 schwarze 1722: }
1723:
1724: static int
1725: pre_sm(DECL_ARGS)
1726: {
1727:
1.65 schwarze 1728: if (NULL == n->child)
1729: outflags ^= MMAN_Sm;
1730: else if (0 == strcmp("on", n->child->string))
1731: outflags |= MMAN_Sm;
1.12 schwarze 1732: else
1.20 schwarze 1733: outflags &= ~MMAN_Sm;
1.65 schwarze 1734:
1735: if (MMAN_Sm & outflags)
1736: outflags |= MMAN_spc;
1737:
1.12 schwarze 1738: return(0);
1.1 schwarze 1739: }
1740:
1741: static int
1.3 schwarze 1742: pre_sp(DECL_ARGS)
1.1 schwarze 1743: {
1744:
1.41 schwarze 1745: if (MMAN_PP & outflags) {
1746: outflags &= ~MMAN_PP;
1.40 schwarze 1747: print_line(".PP", 0);
1.41 schwarze 1748: } else
1.40 schwarze 1749: print_line(".sp", 0);
1.1 schwarze 1750: return(1);
1751: }
1752:
1753: static void
1.3 schwarze 1754: post_sp(DECL_ARGS)
1.1 schwarze 1755: {
1756:
1.20 schwarze 1757: outflags |= MMAN_nl;
1.18 schwarze 1758: }
1759:
1760: static int
1.26 schwarze 1761: pre_sy(DECL_ARGS)
1762: {
1763:
1764: font_push('B');
1765: return(1);
1766: }
1767:
1768: static int
1.18 schwarze 1769: pre_vt(DECL_ARGS)
1770: {
1771:
1772: if (MDOC_SYNPRETTY & n->flags) {
1773: switch (n->type) {
1.89 schwarze 1774: case ROFFT_BLOCK:
1.23 schwarze 1775: pre_syn(n);
1.18 schwarze 1776: return(1);
1.89 schwarze 1777: case ROFFT_BODY:
1.18 schwarze 1778: break;
1779: default:
1780: return(0);
1781: }
1782: }
1.26 schwarze 1783: font_push('I');
1.18 schwarze 1784: return(1);
1785: }
1786:
1787: static void
1788: post_vt(DECL_ARGS)
1789: {
1790:
1.89 schwarze 1791: if (n->flags & MDOC_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1792: return;
1.26 schwarze 1793: font_pop();
1.1 schwarze 1794: }
1795:
1796: static int
1797: pre_xr(DECL_ARGS)
1798: {
1799:
1800: n = n->child;
1801: if (NULL == n)
1802: return(0);
1.42 schwarze 1803: print_node(meta, n);
1.1 schwarze 1804: n = n->next;
1805: if (NULL == n)
1806: return(0);
1.20 schwarze 1807: outflags &= ~MMAN_spc;
1808: print_word("(");
1.42 schwarze 1809: print_node(meta, n);
1.20 schwarze 1810: print_word(")");
1.1 schwarze 1811: return(0);
1.8 schwarze 1812: }
1813:
1814: static int
1815: pre_ux(DECL_ARGS)
1816: {
1817:
1.20 schwarze 1818: print_word(manacts[n->tok].prefix);
1.8 schwarze 1819: if (NULL == n->child)
1820: return(0);
1.20 schwarze 1821: outflags &= ~MMAN_spc;
1.45 schwarze 1822: print_word("\\ ");
1.20 schwarze 1823: outflags &= ~MMAN_spc;
1.8 schwarze 1824: return(1);
1.1 schwarze 1825: }
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