Annotation of mandoc/mdoc_man.c, Revision 1.93
1.93 ! schwarze 1: /* $Id: mdoc_man.c,v 1.92 2015/04/18 16:06:40 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
1.92 schwarze 535: man_man(void *arg, const struct roff_man *man)
1.4 kristaps 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
1.92 schwarze 548: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 549: {
1.90 schwarze 550: struct roff_node *n;
1.1 schwarze 551:
1.45 schwarze 552: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.93 ! schwarze 553: mdoc->meta.title,
! 554: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
! 555: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.1 schwarze 556:
1.45 schwarze 557: /* Disable hyphenation and if nroff, disable justification. */
558: printf(".nh\n.if n .ad l");
559:
1.20 schwarze 560: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 561: if (0 == fontqueue.size) {
562: fontqueue.size = 8;
563: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
564: *fontqueue.tail = 'R';
565: }
1.93 ! schwarze 566: for (n = mdoc->first->child; n != NULL; n = n->next)
! 567: print_node(&mdoc->meta, n);
1.3 schwarze 568: putchar('\n');
1.1 schwarze 569: }
570:
571: static void
572: print_node(DECL_ARGS)
573: {
1.5 kristaps 574: const struct manact *act;
1.90 schwarze 575: struct roff_node *sub;
1.1 schwarze 576: int cond, do_sub;
1.46 schwarze 577:
1.5 kristaps 578: /*
579: * Break the line if we were parsed subsequent the current node.
580: * This makes the page structure be more consistent.
581: */
1.52 schwarze 582: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 583: outflags |= MMAN_nl;
1.1 schwarze 584:
1.5 kristaps 585: act = NULL;
1.1 schwarze 586: cond = 0;
587: do_sub = 1;
1.87 schwarze 588: n->flags &= ~MDOC_ENDED;
1.5 kristaps 589:
1.89 schwarze 590: if (n->type == ROFFT_TEXT) {
1.5 kristaps 591: /*
592: * Make sure that we don't happen to start with a
593: * control character at the start of a line.
594: */
1.62 schwarze 595: if (MMAN_nl & outflags &&
596: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 597: print_word("");
598: printf("\\&");
1.20 schwarze 599: outflags &= ~MMAN_spc;
1.3 schwarze 600: }
1.73 schwarze 601: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
602: outflags |= MMAN_spc_force;
1.20 schwarze 603: print_word(n->string);
1.73 schwarze 604: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
605: outflags |= MMAN_spc;
1.1 schwarze 606: } else {
1.5 kristaps 607: /*
608: * Conditionally run the pre-node action handler for a
609: * node.
610: */
1.1 schwarze 611: act = manacts + n->tok;
1.76 schwarze 612: cond = act->cond == NULL || (*act->cond)(meta, n);
613: if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))
1.42 schwarze 614: do_sub = (*act->pre)(meta, n);
1.1 schwarze 615: }
616:
1.62 schwarze 617: /*
1.5 kristaps 618: * Conditionally run all child nodes.
619: * Note that this iterates over children instead of using
620: * recursion. This prevents unnecessary depth in the stack.
621: */
1.1 schwarze 622: if (do_sub)
623: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 624: print_node(meta, sub);
1.1 schwarze 625:
1.5 kristaps 626: /*
627: * Lastly, conditionally run the post-node handler.
628: */
1.61 schwarze 629: if (MDOC_ENDED & n->flags)
630: return;
631:
1.1 schwarze 632: if (cond && act->post)
1.42 schwarze 633: (*act->post)(meta, n);
1.61 schwarze 634:
635: if (ENDBODY_NOT != n->end)
1.87 schwarze 636: n->body->flags |= MDOC_ENDED;
1.61 schwarze 637:
638: if (ENDBODY_NOSPACE == n->end)
639: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 640: }
641:
642: static int
643: cond_head(DECL_ARGS)
644: {
1.5 kristaps 645:
1.89 schwarze 646: return(n->type == ROFFT_HEAD);
1.1 schwarze 647: }
648:
649: static int
650: cond_body(DECL_ARGS)
651: {
1.5 kristaps 652:
1.89 schwarze 653: return(n->type == ROFFT_BODY);
1.1 schwarze 654: }
655:
656: static int
657: pre_enc(DECL_ARGS)
658: {
1.5 kristaps 659: const char *prefix;
1.1 schwarze 660:
661: prefix = manacts[n->tok].prefix;
662: if (NULL == prefix)
663: return(1);
1.20 schwarze 664: print_word(prefix);
665: outflags &= ~MMAN_spc;
1.1 schwarze 666: return(1);
667: }
668:
669: static void
670: post_enc(DECL_ARGS)
671: {
672: const char *suffix;
673:
674: suffix = manacts[n->tok].suffix;
675: if (NULL == suffix)
676: return;
1.61 schwarze 677: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 678: print_word(suffix);
1.26 schwarze 679: }
680:
1.67 schwarze 681: static int
682: pre_ex(DECL_ARGS)
683: {
684: int nchild;
685:
686: outflags |= MMAN_br | MMAN_nl;
687:
688: print_word("The");
689:
690: nchild = n->nchild;
691: for (n = n->child; n; n = n->next) {
692: font_push('B');
693: print_word(n->string);
694: font_pop();
695:
696: if (n->next == NULL)
697: continue;
698:
699: if (nchild > 2) {
700: outflags &= ~MMAN_spc;
701: print_word(",");
702: }
703: if (n->next->next == NULL)
704: print_word("and");
705: }
706:
707: if (nchild > 1)
708: print_word("utilities exit\\~0");
709: else
710: print_word("utility exits\\~0");
711:
712: print_word("on success, and\\~>0 if an error occurs.");
713: outflags |= MMAN_nl;
714: return(0);
715: }
716:
1.26 schwarze 717: static void
718: post_font(DECL_ARGS)
719: {
720:
721: font_pop();
1.1 schwarze 722: }
723:
724: static void
725: post_percent(DECL_ARGS)
726: {
727:
1.34 schwarze 728: if (pre_em == manacts[n->tok].pre)
729: font_pop();
730: if (n->next) {
1.20 schwarze 731: print_word(",");
1.34 schwarze 732: if (n->prev && n->prev->tok == n->tok &&
733: n->next->tok == n->tok)
734: print_word("and");
735: } else {
1.20 schwarze 736: print_word(".");
737: outflags |= MMAN_nl;
1.1 schwarze 738: }
739: }
740:
1.34 schwarze 741: static int
742: pre__t(DECL_ARGS)
743: {
744:
1.62 schwarze 745: if (n->parent && MDOC_Rs == n->parent->tok &&
746: n->parent->norm->Rs.quote_T) {
1.37 schwarze 747: print_word("");
748: putchar('\"');
1.34 schwarze 749: outflags &= ~MMAN_spc;
750: } else
751: font_push('I');
752: return(1);
753: }
754:
755: static void
756: post__t(DECL_ARGS)
757: {
758:
1.62 schwarze 759: if (n->parent && MDOC_Rs == n->parent->tok &&
760: n->parent->norm->Rs.quote_T) {
1.34 schwarze 761: outflags &= ~MMAN_spc;
1.37 schwarze 762: print_word("");
763: putchar('\"');
1.34 schwarze 764: } else
765: font_pop();
1.42 schwarze 766: post_percent(meta, n);
1.34 schwarze 767: }
768:
1.5 kristaps 769: /*
770: * Print before a section header.
771: */
1.1 schwarze 772: static int
1.3 schwarze 773: pre_sect(DECL_ARGS)
774: {
775:
1.89 schwarze 776: if (n->type == ROFFT_HEAD) {
1.46 schwarze 777: outflags |= MMAN_sp;
778: print_block(manacts[n->tok].prefix, 0);
779: print_word("");
780: putchar('\"');
781: outflags &= ~MMAN_spc;
782: }
1.3 schwarze 783: return(1);
784: }
785:
1.5 kristaps 786: /*
787: * Print subsequent a section header.
788: */
1.3 schwarze 789: static void
790: post_sect(DECL_ARGS)
791: {
792:
1.89 schwarze 793: if (n->type != ROFFT_HEAD)
1.3 schwarze 794: return;
1.20 schwarze 795: outflags &= ~MMAN_spc;
1.37 schwarze 796: print_word("");
797: putchar('\"');
1.20 schwarze 798: outflags |= MMAN_nl;
1.22 schwarze 799: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
800: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
801: }
802:
1.23 schwarze 803: /* See mdoc_term.c, synopsis_pre() for comments. */
804: static void
1.90 schwarze 805: pre_syn(const struct roff_node *n)
1.23 schwarze 806: {
807:
808: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
809: return;
810:
811: if (n->prev->tok == n->tok &&
1.62 schwarze 812: MDOC_Ft != n->tok &&
813: MDOC_Fo != n->tok &&
814: MDOC_Fn != n->tok) {
1.23 schwarze 815: outflags |= MMAN_br;
816: return;
817: }
818:
819: switch (n->prev->tok) {
1.62 schwarze 820: case MDOC_Fd:
1.23 schwarze 821: /* FALLTHROUGH */
1.62 schwarze 822: case MDOC_Fn:
1.23 schwarze 823: /* FALLTHROUGH */
1.62 schwarze 824: case MDOC_Fo:
1.23 schwarze 825: /* FALLTHROUGH */
1.62 schwarze 826: case MDOC_In:
1.23 schwarze 827: /* FALLTHROUGH */
1.62 schwarze 828: case MDOC_Vt:
1.23 schwarze 829: outflags |= MMAN_sp;
830: break;
1.62 schwarze 831: case MDOC_Ft:
1.23 schwarze 832: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
833: outflags |= MMAN_sp;
834: break;
835: }
836: /* FALLTHROUGH */
837: default:
838: outflags |= MMAN_br;
839: break;
840: }
841: }
842:
1.22 schwarze 843: static int
844: pre_an(DECL_ARGS)
845: {
846:
847: switch (n->norm->An.auth) {
1.62 schwarze 848: case AUTH_split:
1.22 schwarze 849: outflags &= ~MMAN_An_nosplit;
850: outflags |= MMAN_An_split;
851: return(0);
1.62 schwarze 852: case AUTH_nosplit:
1.22 schwarze 853: outflags &= ~MMAN_An_split;
854: outflags |= MMAN_An_nosplit;
855: return(0);
856: default:
857: if (MMAN_An_split & outflags)
858: outflags |= MMAN_br;
859: else if (SEC_AUTHORS == n->sec &&
860: ! (MMAN_An_nosplit & outflags))
861: outflags |= MMAN_An_split;
862: return(1);
863: }
1.3 schwarze 864: }
865:
866: static int
867: pre_ap(DECL_ARGS)
868: {
869:
1.20 schwarze 870: outflags &= ~MMAN_spc;
871: print_word("'");
872: outflags &= ~MMAN_spc;
1.3 schwarze 873: return(0);
1.74 schwarze 874: }
875:
876: static int
877: pre_aq(DECL_ARGS)
878: {
879:
1.82 schwarze 880: print_word(n->nchild == 1 &&
881: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 882: outflags &= ~MMAN_spc;
883: return(1);
884: }
885:
886: static void
887: post_aq(DECL_ARGS)
888: {
889:
890: outflags &= ~(MMAN_spc | MMAN_nl);
1.82 schwarze 891: print_word(n->nchild == 1 &&
892: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 893: }
894:
895: static int
896: pre_bd(DECL_ARGS)
897: {
898:
1.36 schwarze 899: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
900:
901: if (DISP_unfilled == n->norm->Bd.type ||
902: DISP_literal == n->norm->Bd.type)
903: print_line(".nf", 0);
904: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 905: outflags |= MMAN_sp;
1.71 schwarze 906: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 907: return(1);
908: }
909:
910: static void
911: post_bd(DECL_ARGS)
912: {
913:
1.43 schwarze 914: /* Close out this display. */
1.36 schwarze 915: print_line(".RE", MMAN_nl);
1.3 schwarze 916: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 917: DISP_literal == n->norm->Bd.type)
918: print_line(".fi", MMAN_nl);
1.43 schwarze 919:
1.47 schwarze 920: /* Maybe we are inside an enclosing list? */
921: if (NULL != n->parent->next)
922: mid_it();
1.13 schwarze 923: }
924:
925: static int
1.27 schwarze 926: pre_bf(DECL_ARGS)
927: {
928:
929: switch (n->type) {
1.89 schwarze 930: case ROFFT_BLOCK:
1.27 schwarze 931: return(1);
1.89 schwarze 932: case ROFFT_BODY:
1.27 schwarze 933: break;
934: default:
935: return(0);
936: }
937: switch (n->norm->Bf.font) {
1.62 schwarze 938: case FONT_Em:
1.27 schwarze 939: font_push('I');
940: break;
1.62 schwarze 941: case FONT_Sy:
1.27 schwarze 942: font_push('B');
943: break;
944: default:
945: font_push('R');
946: break;
947: }
948: return(1);
949: }
950:
951: static void
952: post_bf(DECL_ARGS)
953: {
954:
1.89 schwarze 955: if (n->type == ROFFT_BODY)
1.27 schwarze 956: font_pop();
957: }
958:
959: static int
1.13 schwarze 960: pre_bk(DECL_ARGS)
961: {
962:
963: switch (n->type) {
1.89 schwarze 964: case ROFFT_BLOCK:
1.13 schwarze 965: return(1);
1.89 schwarze 966: case ROFFT_BODY:
1.20 schwarze 967: outflags |= MMAN_Bk;
1.13 schwarze 968: return(1);
969: default:
970: return(0);
971: }
972: }
973:
974: static void
975: post_bk(DECL_ARGS)
976: {
977:
1.89 schwarze 978: if (n->type == ROFFT_BODY)
1.20 schwarze 979: outflags &= ~MMAN_Bk;
1.3 schwarze 980: }
981:
982: static int
1.30 schwarze 983: pre_bl(DECL_ARGS)
984: {
1.33 schwarze 985: size_t icol;
1.30 schwarze 986:
1.49 schwarze 987: /*
988: * print_offs() will increase the -offset to account for
989: * a possible enclosing .It, but any enclosed .It blocks
990: * just nest and do not add up their indentation.
991: */
992: if (n->norm->Bl.offs) {
1.71 schwarze 993: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 994: Bl_stack[Bl_stack_len++] = 0;
995: }
996:
1.33 schwarze 997: switch (n->norm->Bl.type) {
1.62 schwarze 998: case LIST_enum:
1.30 schwarze 999: n->norm->Bl.count = 0;
1.33 schwarze 1000: return(1);
1.62 schwarze 1001: case LIST_column:
1.33 schwarze 1002: break;
1003: default:
1004: return(1);
1005: }
1006:
1.83 schwarze 1007: if (n->nchild) {
1008: print_line(".TS", MMAN_nl);
1009: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1010: print_word("l");
1011: print_word(".");
1012: }
1.36 schwarze 1013: outflags |= MMAN_nl;
1.30 schwarze 1014: return(1);
1015: }
1016:
1017: static void
1018: post_bl(DECL_ARGS)
1019: {
1020:
1.33 schwarze 1021: switch (n->norm->Bl.type) {
1.62 schwarze 1022: case LIST_column:
1.83 schwarze 1023: if (n->nchild)
1024: print_line(".TE", 0);
1.36 schwarze 1025: break;
1.62 schwarze 1026: case LIST_enum:
1.33 schwarze 1027: n->norm->Bl.count = 0;
1028: break;
1029: default:
1030: break;
1031: }
1.49 schwarze 1032:
1033: if (n->norm->Bl.offs) {
1034: print_line(".RE", MMAN_nl);
1035: assert(Bl_stack_len);
1036: Bl_stack_len--;
1037: assert(0 == Bl_stack[Bl_stack_len]);
1038: } else {
1039: outflags |= MMAN_PP | MMAN_nl;
1040: outflags &= ~(MMAN_sp | MMAN_br);
1041: }
1.47 schwarze 1042:
1043: /* Maybe we are inside an enclosing list? */
1044: if (NULL != n->parent->next)
1045: mid_it();
1046:
1.30 schwarze 1047: }
1048:
1049: static int
1.3 schwarze 1050: pre_br(DECL_ARGS)
1051: {
1052:
1.21 schwarze 1053: outflags |= MMAN_br;
1.3 schwarze 1054: return(0);
1055: }
1056:
1057: static int
1.8 schwarze 1058: pre_bx(DECL_ARGS)
1059: {
1060:
1061: n = n->child;
1062: if (n) {
1.20 schwarze 1063: print_word(n->string);
1064: outflags &= ~MMAN_spc;
1.8 schwarze 1065: n = n->next;
1066: }
1.20 schwarze 1067: print_word("BSD");
1.8 schwarze 1068: if (NULL == n)
1069: return(0);
1.20 schwarze 1070: outflags &= ~MMAN_spc;
1071: print_word("-");
1072: outflags &= ~MMAN_spc;
1073: print_word(n->string);
1.8 schwarze 1074: return(0);
1075: }
1076:
1077: static int
1.1 schwarze 1078: pre_dl(DECL_ARGS)
1079: {
1080:
1.71 schwarze 1081: print_offs("6n", 0);
1.1 schwarze 1082: return(1);
1083: }
1084:
1085: static void
1086: post_dl(DECL_ARGS)
1087: {
1088:
1.36 schwarze 1089: print_line(".RE", MMAN_nl);
1.47 schwarze 1090:
1091: /* Maybe we are inside an enclosing list? */
1092: if (NULL != n->parent->next)
1093: mid_it();
1.16 schwarze 1094: }
1095:
1096: static int
1.26 schwarze 1097: pre_em(DECL_ARGS)
1098: {
1099:
1100: font_push('I');
1101: return(1);
1.28 schwarze 1102: }
1103:
1.64 schwarze 1104: static int
1105: pre_en(DECL_ARGS)
1106: {
1107:
1108: if (NULL == n->norm->Es ||
1109: NULL == n->norm->Es->child)
1110: return(1);
1111:
1112: print_word(n->norm->Es->child->string);
1113: outflags &= ~MMAN_spc;
1114: return(1);
1115: }
1116:
1117: static void
1118: post_en(DECL_ARGS)
1119: {
1120:
1121: if (NULL == n->norm->Es ||
1122: NULL == n->norm->Es->child ||
1123: NULL == n->norm->Es->child->next)
1124: return;
1125:
1126: outflags &= ~MMAN_spc;
1127: print_word(n->norm->Es->child->next->string);
1128: return;
1129: }
1130:
1.76 schwarze 1131: static int
1132: pre_eo(DECL_ARGS)
1133: {
1134:
1.84 schwarze 1135: if (n->end == ENDBODY_NOT &&
1136: n->parent->head->child == NULL &&
1137: n->child != NULL &&
1138: n->child->end != ENDBODY_NOT)
1139: print_word("\\&");
1140: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.86 schwarze 1141: n->parent->head->child != NULL && (n->child != NULL ||
1142: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.84 schwarze 1143: outflags &= ~(MMAN_spc | MMAN_nl);
1.76 schwarze 1144: return(1);
1145: }
1146:
1.28 schwarze 1147: static void
1148: post_eo(DECL_ARGS)
1149: {
1.84 schwarze 1150: int body, tail;
1151:
1152: if (n->end != ENDBODY_NOT) {
1153: outflags |= MMAN_spc;
1154: return;
1155: }
1.28 schwarze 1156:
1.84 schwarze 1157: body = n->child != NULL || n->parent->head->child != NULL;
1158: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1159:
1160: if (body && tail)
1.28 schwarze 1161: outflags &= ~MMAN_spc;
1.84 schwarze 1162: else if ( ! (body || tail))
1163: print_word("\\&");
1164: else if ( ! tail)
1165: outflags |= MMAN_spc;
1.64 schwarze 1166: }
1167:
1168: static int
1.17 schwarze 1169: pre_fa(DECL_ARGS)
1170: {
1.57 schwarze 1171: int am_Fa;
1.17 schwarze 1172:
1.57 schwarze 1173: am_Fa = MDOC_Fa == n->tok;
1174:
1175: if (am_Fa)
1.17 schwarze 1176: n = n->child;
1177:
1178: while (NULL != n) {
1.26 schwarze 1179: font_push('I');
1.57 schwarze 1180: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1181: outflags |= MMAN_nbrword;
1.42 schwarze 1182: print_node(meta, n);
1.26 schwarze 1183: font_pop();
1.17 schwarze 1184: if (NULL != (n = n->next))
1.20 schwarze 1185: print_word(",");
1.17 schwarze 1186: }
1187: return(0);
1188: }
1189:
1190: static void
1191: post_fa(DECL_ARGS)
1192: {
1193:
1194: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1195: print_word(",");
1.29 schwarze 1196: }
1197:
1198: static int
1199: pre_fd(DECL_ARGS)
1200: {
1201:
1202: pre_syn(n);
1203: font_push('B');
1204: return(1);
1205: }
1206:
1207: static void
1208: post_fd(DECL_ARGS)
1209: {
1210:
1211: font_pop();
1212: outflags |= MMAN_br;
1.17 schwarze 1213: }
1214:
1215: static int
1.26 schwarze 1216: pre_fl(DECL_ARGS)
1217: {
1218:
1219: font_push('B');
1.45 schwarze 1220: print_word("\\-");
1.70 schwarze 1221: if (n->nchild)
1222: outflags &= ~MMAN_spc;
1.26 schwarze 1223: return(1);
1224: }
1225:
1226: static void
1227: post_fl(DECL_ARGS)
1228: {
1229:
1230: font_pop();
1.70 schwarze 1231: if ( ! (n->nchild ||
1232: n->next == NULL ||
1.89 schwarze 1233: n->next->type == ROFFT_TEXT ||
1.70 schwarze 1234: n->next->flags & MDOC_LINE))
1.26 schwarze 1235: outflags &= ~MMAN_spc;
1236: }
1237:
1238: static int
1.16 schwarze 1239: pre_fn(DECL_ARGS)
1240: {
1241:
1.23 schwarze 1242: pre_syn(n);
1243:
1.16 schwarze 1244: n = n->child;
1245: if (NULL == n)
1246: return(0);
1247:
1.55 schwarze 1248: if (MDOC_SYNPRETTY & n->flags)
1249: print_block(".HP 4n", MMAN_nl);
1250:
1.26 schwarze 1251: font_push('B');
1.42 schwarze 1252: print_node(meta, n);
1.26 schwarze 1253: font_pop();
1.20 schwarze 1254: outflags &= ~MMAN_spc;
1.26 schwarze 1255: print_word("(");
1.20 schwarze 1256: outflags &= ~MMAN_spc;
1.35 schwarze 1257:
1258: n = n->next;
1259: if (NULL != n)
1.42 schwarze 1260: pre_fa(meta, n);
1.35 schwarze 1261: return(0);
1.16 schwarze 1262: }
1263:
1264: static void
1265: post_fn(DECL_ARGS)
1266: {
1267:
1.20 schwarze 1268: print_word(")");
1.16 schwarze 1269: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1270: print_word(";");
1.55 schwarze 1271: outflags |= MMAN_PP;
1.17 schwarze 1272: }
1273: }
1274:
1275: static int
1276: pre_fo(DECL_ARGS)
1277: {
1278:
1279: switch (n->type) {
1.89 schwarze 1280: case ROFFT_BLOCK:
1.23 schwarze 1281: pre_syn(n);
1282: break;
1.89 schwarze 1283: case ROFFT_HEAD:
1.85 schwarze 1284: if (n->child == NULL)
1285: return(0);
1.57 schwarze 1286: if (MDOC_SYNPRETTY & n->flags)
1287: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1288: font_push('B');
1.17 schwarze 1289: break;
1.89 schwarze 1290: case ROFFT_BODY:
1.85 schwarze 1291: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 1292: print_word("(");
1293: outflags &= ~MMAN_spc;
1.17 schwarze 1294: break;
1295: default:
1296: break;
1297: }
1298: return(1);
1299: }
1.57 schwarze 1300:
1.17 schwarze 1301: static void
1302: post_fo(DECL_ARGS)
1303: {
1304:
1305: switch (n->type) {
1.89 schwarze 1306: case ROFFT_HEAD:
1.85 schwarze 1307: if (n->child != NULL)
1308: font_pop();
1.17 schwarze 1309: break;
1.89 schwarze 1310: case ROFFT_BODY:
1.42 schwarze 1311: post_fn(meta, n);
1.17 schwarze 1312: break;
1313: default:
1314: break;
1.16 schwarze 1315: }
1.15 schwarze 1316: }
1317:
1318: static int
1.23 schwarze 1319: pre_ft(DECL_ARGS)
1320: {
1321:
1322: pre_syn(n);
1.26 schwarze 1323: font_push('I');
1.23 schwarze 1324: return(1);
1325: }
1326:
1327: static int
1.15 schwarze 1328: pre_in(DECL_ARGS)
1329: {
1330:
1331: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1332: pre_syn(n);
1.26 schwarze 1333: font_push('B');
1334: print_word("#include <");
1335: outflags &= ~MMAN_spc;
1336: } else {
1337: print_word("<");
1338: outflags &= ~MMAN_spc;
1339: font_push('I');
1340: }
1.15 schwarze 1341: return(1);
1342: }
1343:
1344: static void
1345: post_in(DECL_ARGS)
1346: {
1347:
1348: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1349: outflags &= ~MMAN_spc;
1350: print_word(">");
1351: font_pop();
1.21 schwarze 1352: outflags |= MMAN_br;
1.26 schwarze 1353: } else {
1354: font_pop();
1355: outflags &= ~MMAN_spc;
1356: print_word(">");
1357: }
1.1 schwarze 1358: }
1359:
1360: static int
1361: pre_it(DECL_ARGS)
1362: {
1.90 schwarze 1363: const struct roff_node *bln;
1.1 schwarze 1364:
1.30 schwarze 1365: switch (n->type) {
1.89 schwarze 1366: case ROFFT_HEAD:
1.36 schwarze 1367: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1368: bln = n->parent->parent;
1.36 schwarze 1369: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1370: (NULL == n->parent->prev &&
1371: NULL == bln->parent->prev))
1.36 schwarze 1372: outflags |= MMAN_sp;
1373: outflags &= ~MMAN_br;
1.3 schwarze 1374: switch (bln->norm->Bl.type) {
1.62 schwarze 1375: case LIST_item:
1.30 schwarze 1376: return(0);
1.62 schwarze 1377: case LIST_inset:
1.30 schwarze 1378: /* FALLTHROUGH */
1.62 schwarze 1379: case LIST_diag:
1.30 schwarze 1380: /* FALLTHROUGH */
1.62 schwarze 1381: case LIST_ohang:
1.30 schwarze 1382: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1383: print_line(".B \"", 0);
1.30 schwarze 1384: else
1.36 schwarze 1385: print_line(".R \"", 0);
1.30 schwarze 1386: outflags &= ~MMAN_spc;
1387: return(1);
1.62 schwarze 1388: case LIST_bullet:
1.30 schwarze 1389: /* FALLTHROUGH */
1.62 schwarze 1390: case LIST_dash:
1.30 schwarze 1391: /* FALLTHROUGH */
1.62 schwarze 1392: case LIST_hyphen:
1.81 schwarze 1393: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1394: TPremain = 0;
1.30 schwarze 1395: outflags |= MMAN_nl;
1396: font_push('B');
1397: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1398: print_word("\\(bu");
1.30 schwarze 1399: else
1400: print_word("-");
1401: font_pop();
1.66 schwarze 1402: outflags |= MMAN_nl;
1403: return(0);
1.62 schwarze 1404: case LIST_enum:
1.81 schwarze 1405: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1406: TPremain = 0;
1.30 schwarze 1407: outflags |= MMAN_nl;
1408: print_count(&bln->norm->Bl.count);
1.66 schwarze 1409: outflags |= MMAN_nl;
1410: return(0);
1.62 schwarze 1411: case LIST_hang:
1.81 schwarze 1412: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1413: TPremain = 0;
1.66 schwarze 1414: outflags |= MMAN_nl;
1415: return(1);
1.62 schwarze 1416: case LIST_tag:
1.81 schwarze 1417: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1418: putchar('\n');
1419: outflags &= ~MMAN_spc;
1420: return(1);
1.3 schwarze 1421: default:
1.32 schwarze 1422: return(1);
1.3 schwarze 1423: }
1.30 schwarze 1424: default:
1425: break;
1.1 schwarze 1426: }
1427: return(1);
1.30 schwarze 1428: }
1429:
1.47 schwarze 1430: /*
1431: * This function is called after closing out an indented block.
1432: * If we are inside an enclosing list, restore its indentation.
1433: */
1434: static void
1435: mid_it(void)
1436: {
1437: char buf[24];
1438:
1439: /* Nothing to do outside a list. */
1440: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1441: return;
1442:
1443: /* The indentation has already been set up. */
1444: if (Bl_stack_post[Bl_stack_len - 1])
1445: return;
1446:
1447: /* Restore the indentation of the enclosing list. */
1448: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1449: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1450: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1451: print_word(buf);
1452:
1453: /* Remeber to close out this .RS block later. */
1454: Bl_stack_post[Bl_stack_len - 1] = 1;
1455: }
1456:
1.30 schwarze 1457: static void
1458: post_it(DECL_ARGS)
1459: {
1.90 schwarze 1460: const struct roff_node *bln;
1.30 schwarze 1461:
1.33 schwarze 1462: bln = n->parent->parent;
1463:
1464: switch (n->type) {
1.89 schwarze 1465: case ROFFT_HEAD:
1.30 schwarze 1466: switch (bln->norm->Bl.type) {
1.62 schwarze 1467: case LIST_diag:
1.30 schwarze 1468: outflags &= ~MMAN_spc;
1469: print_word("\\ ");
1470: break;
1.62 schwarze 1471: case LIST_ohang:
1.30 schwarze 1472: outflags |= MMAN_br;
1473: break;
1474: default:
1475: break;
1476: }
1.33 schwarze 1477: break;
1.89 schwarze 1478: case ROFFT_BODY:
1.43 schwarze 1479: switch (bln->norm->Bl.type) {
1.62 schwarze 1480: case LIST_bullet:
1.43 schwarze 1481: /* FALLTHROUGH */
1.62 schwarze 1482: case LIST_dash:
1.43 schwarze 1483: /* FALLTHROUGH */
1.62 schwarze 1484: case LIST_hyphen:
1.43 schwarze 1485: /* FALLTHROUGH */
1.62 schwarze 1486: case LIST_enum:
1.43 schwarze 1487: /* FALLTHROUGH */
1.62 schwarze 1488: case LIST_hang:
1.43 schwarze 1489: /* FALLTHROUGH */
1.62 schwarze 1490: case LIST_tag:
1.43 schwarze 1491: assert(Bl_stack_len);
1492: Bl_stack[--Bl_stack_len] = 0;
1493:
1494: /*
1495: * Our indentation had to be restored
1.47 schwarze 1496: * after a child display or child list.
1.43 schwarze 1497: * Close out that indentation block now.
1498: */
1499: if (Bl_stack_post[Bl_stack_len]) {
1500: print_line(".RE", MMAN_nl);
1501: Bl_stack_post[Bl_stack_len] = 0;
1502: }
1503: break;
1.62 schwarze 1504: case LIST_column:
1.43 schwarze 1505: if (NULL != n->next) {
1506: putchar('\t');
1507: outflags &= ~MMAN_spc;
1508: }
1509: break;
1510: default:
1511: break;
1.33 schwarze 1512: }
1513: break;
1514: default:
1515: break;
1.30 schwarze 1516: }
1.14 schwarze 1517: }
1518:
1519: static void
1520: post_lb(DECL_ARGS)
1521: {
1522:
1.21 schwarze 1523: if (SEC_LIBRARY == n->sec)
1524: outflags |= MMAN_br;
1.24 schwarze 1525: }
1526:
1527: static int
1528: pre_lk(DECL_ARGS)
1529: {
1.90 schwarze 1530: const struct roff_node *link, *descr;
1.24 schwarze 1531:
1532: if (NULL == (link = n->child))
1533: return(0);
1534:
1535: if (NULL != (descr = link->next)) {
1.26 schwarze 1536: font_push('I');
1.24 schwarze 1537: while (NULL != descr) {
1538: print_word(descr->string);
1539: descr = descr->next;
1540: }
1541: print_word(":");
1.26 schwarze 1542: font_pop();
1.24 schwarze 1543: }
1544:
1.26 schwarze 1545: font_push('B');
1.24 schwarze 1546: print_word(link->string);
1.26 schwarze 1547: font_pop();
1.24 schwarze 1548: return(0);
1.60 schwarze 1549: }
1550:
1551: static int
1552: pre_ll(DECL_ARGS)
1553: {
1554:
1555: print_line(".ll", 0);
1556: return(1);
1.1 schwarze 1557: }
1558:
1559: static int
1.26 schwarze 1560: pre_li(DECL_ARGS)
1561: {
1562:
1563: font_push('R');
1564: return(1);
1565: }
1566:
1567: static int
1.1 schwarze 1568: pre_nm(DECL_ARGS)
1569: {
1.38 schwarze 1570: char *name;
1.1 schwarze 1571:
1.89 schwarze 1572: if (n->type == ROFFT_BLOCK) {
1.54 schwarze 1573: outflags |= MMAN_Bk;
1.23 schwarze 1574: pre_syn(n);
1.54 schwarze 1575: }
1.89 schwarze 1576: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.1 schwarze 1577: return(1);
1.42 schwarze 1578: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1579: if (NULL == name)
1.23 schwarze 1580: return(0);
1.89 schwarze 1581: if (n->type == ROFFT_HEAD) {
1.38 schwarze 1582: if (NULL == n->parent->prev)
1583: outflags |= MMAN_sp;
1584: print_block(".HP", 0);
1.53 schwarze 1585: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1586: outflags |= MMAN_nl;
1587: }
1.26 schwarze 1588: font_push('B');
1.1 schwarze 1589: if (NULL == n->child)
1.42 schwarze 1590: print_word(meta->name);
1.1 schwarze 1591: return(1);
1592: }
1593:
1594: static void
1595: post_nm(DECL_ARGS)
1596: {
1597:
1.54 schwarze 1598: switch (n->type) {
1.89 schwarze 1599: case ROFFT_BLOCK:
1.54 schwarze 1600: outflags &= ~MMAN_Bk;
1601: break;
1.89 schwarze 1602: case ROFFT_HEAD:
1.54 schwarze 1603: /* FALLTHROUGH */
1.89 schwarze 1604: case ROFFT_ELEM:
1.67 schwarze 1605: if (n->child != NULL || meta->name != NULL)
1606: font_pop();
1.54 schwarze 1607: break;
1608: default:
1609: break;
1610: }
1.25 schwarze 1611: }
1612:
1613: static int
1614: pre_no(DECL_ARGS)
1615: {
1616:
1617: outflags |= MMAN_spc_force;
1618: return(1);
1.1 schwarze 1619: }
1620:
1621: static int
1622: pre_ns(DECL_ARGS)
1623: {
1624:
1.20 schwarze 1625: outflags &= ~MMAN_spc;
1.1 schwarze 1626: return(0);
1627: }
1628:
1.3 schwarze 1629: static void
1630: post_pf(DECL_ARGS)
1631: {
1632:
1.77 schwarze 1633: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1634: outflags &= ~MMAN_spc;
1.3 schwarze 1635: }
1636:
1.1 schwarze 1637: static int
1638: pre_pp(DECL_ARGS)
1639: {
1640:
1.36 schwarze 1641: if (MDOC_It != n->parent->tok)
1642: outflags |= MMAN_PP;
1643: outflags |= MMAN_sp | MMAN_nl;
1644: outflags &= ~MMAN_br;
1.34 schwarze 1645: return(0);
1646: }
1647:
1648: static int
1649: pre_rs(DECL_ARGS)
1650: {
1651:
1652: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1653: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1654: outflags &= ~MMAN_br;
1.34 schwarze 1655: }
1656: return(1);
1.67 schwarze 1657: }
1658:
1659: static int
1660: pre_rv(DECL_ARGS)
1661: {
1662: int nchild;
1663:
1664: outflags |= MMAN_br | MMAN_nl;
1665:
1666: nchild = n->nchild;
1667: if (nchild > 0) {
1668: print_word("The");
1669:
1670: for (n = n->child; n; n = n->next) {
1671: font_push('B');
1672: print_word(n->string);
1673: font_pop();
1674:
1675: outflags &= ~MMAN_spc;
1676: print_word("()");
1677:
1678: if (n->next == NULL)
1679: continue;
1680:
1681: if (nchild > 2) {
1682: outflags &= ~MMAN_spc;
1683: print_word(",");
1684: }
1685: if (n->next->next == NULL)
1686: print_word("and");
1687: }
1688:
1689: if (nchild > 1)
1690: print_word("functions return");
1691: else
1692: print_word("function returns");
1693:
1694: print_word("the value\\~0 if successful;");
1695: } else
1696: print_word("Upon successful completion, "
1697: "the value\\~0 is returned;");
1698:
1699: print_word("otherwise the value\\~\\-1 is returned"
1700: " and the global variable");
1701:
1702: font_push('I');
1703: print_word("errno");
1704: font_pop();
1705:
1706: print_word("is set to indicate the error.");
1707: outflags |= MMAN_nl;
1.75 schwarze 1708: return(0);
1709: }
1710:
1711: static int
1712: pre_skip(DECL_ARGS)
1713: {
1714:
1.67 schwarze 1715: return(0);
1.12 schwarze 1716: }
1717:
1718: static int
1719: pre_sm(DECL_ARGS)
1720: {
1721:
1.65 schwarze 1722: if (NULL == n->child)
1723: outflags ^= MMAN_Sm;
1724: else if (0 == strcmp("on", n->child->string))
1725: outflags |= MMAN_Sm;
1.12 schwarze 1726: else
1.20 schwarze 1727: outflags &= ~MMAN_Sm;
1.65 schwarze 1728:
1729: if (MMAN_Sm & outflags)
1730: outflags |= MMAN_spc;
1731:
1.12 schwarze 1732: return(0);
1.1 schwarze 1733: }
1734:
1735: static int
1.3 schwarze 1736: pre_sp(DECL_ARGS)
1.1 schwarze 1737: {
1738:
1.41 schwarze 1739: if (MMAN_PP & outflags) {
1740: outflags &= ~MMAN_PP;
1.40 schwarze 1741: print_line(".PP", 0);
1.41 schwarze 1742: } else
1.40 schwarze 1743: print_line(".sp", 0);
1.1 schwarze 1744: return(1);
1745: }
1746:
1747: static void
1.3 schwarze 1748: post_sp(DECL_ARGS)
1.1 schwarze 1749: {
1750:
1.20 schwarze 1751: outflags |= MMAN_nl;
1.18 schwarze 1752: }
1753:
1754: static int
1.26 schwarze 1755: pre_sy(DECL_ARGS)
1756: {
1757:
1758: font_push('B');
1759: return(1);
1760: }
1761:
1762: static int
1.18 schwarze 1763: pre_vt(DECL_ARGS)
1764: {
1765:
1766: if (MDOC_SYNPRETTY & n->flags) {
1767: switch (n->type) {
1.89 schwarze 1768: case ROFFT_BLOCK:
1.23 schwarze 1769: pre_syn(n);
1.18 schwarze 1770: return(1);
1.89 schwarze 1771: case ROFFT_BODY:
1.18 schwarze 1772: break;
1773: default:
1774: return(0);
1775: }
1776: }
1.26 schwarze 1777: font_push('I');
1.18 schwarze 1778: return(1);
1779: }
1780:
1781: static void
1782: post_vt(DECL_ARGS)
1783: {
1784:
1.89 schwarze 1785: if (n->flags & MDOC_SYNPRETTY && n->type != ROFFT_BODY)
1.18 schwarze 1786: return;
1.26 schwarze 1787: font_pop();
1.1 schwarze 1788: }
1789:
1790: static int
1791: pre_xr(DECL_ARGS)
1792: {
1793:
1794: n = n->child;
1795: if (NULL == n)
1796: return(0);
1.42 schwarze 1797: print_node(meta, n);
1.1 schwarze 1798: n = n->next;
1799: if (NULL == n)
1800: return(0);
1.20 schwarze 1801: outflags &= ~MMAN_spc;
1802: print_word("(");
1.42 schwarze 1803: print_node(meta, n);
1.20 schwarze 1804: print_word(")");
1.1 schwarze 1805: return(0);
1.8 schwarze 1806: }
1807:
1808: static int
1809: pre_ux(DECL_ARGS)
1810: {
1811:
1.20 schwarze 1812: print_word(manacts[n->tok].prefix);
1.8 schwarze 1813: if (NULL == n->child)
1814: return(0);
1.20 schwarze 1815: outflags &= ~MMAN_spc;
1.45 schwarze 1816: print_word("\\ ");
1.20 schwarze 1817: outflags &= ~MMAN_spc;
1.8 schwarze 1818: return(1);
1.1 schwarze 1819: }
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