Annotation of mandoc/mdoc_man.c, Revision 1.68
1.68 ! schwarze 1: /* $Id: mdoc_man.c,v 1.67 2014/07/30 00:19:16 schwarze Exp $ */
1.1 schwarze 2: /*
1.58 schwarze 3: * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.59 schwarze 26: #include "mandoc_aux.h"
1.11 schwarze 27: #include "out.h"
1.4 kristaps 28: #include "man.h"
1.1 schwarze 29: #include "mdoc.h"
30: #include "main.h"
31:
1.42 schwarze 32: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 33: const struct mdoc_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);
1.5 kristaps 49: static void post_bd(DECL_ARGS);
1.27 schwarze 50: static void post_bf(DECL_ARGS);
1.13 schwarze 51: static void post_bk(DECL_ARGS);
1.30 schwarze 52: static void post_bl(DECL_ARGS);
1.5 kristaps 53: static void post_dl(DECL_ARGS);
1.64 schwarze 54: static void post_en(DECL_ARGS);
1.1 schwarze 55: static void post_enc(DECL_ARGS);
1.28 schwarze 56: static void post_eo(DECL_ARGS);
1.17 schwarze 57: static void post_fa(DECL_ARGS);
1.29 schwarze 58: static void post_fd(DECL_ARGS);
1.26 schwarze 59: static void post_fl(DECL_ARGS);
1.16 schwarze 60: static void post_fn(DECL_ARGS);
1.17 schwarze 61: static void post_fo(DECL_ARGS);
1.26 schwarze 62: static void post_font(DECL_ARGS);
1.15 schwarze 63: static void post_in(DECL_ARGS);
1.30 schwarze 64: static void post_it(DECL_ARGS);
1.14 schwarze 65: static void post_lb(DECL_ARGS);
1.5 kristaps 66: static void post_nm(DECL_ARGS);
1.1 schwarze 67: static void post_percent(DECL_ARGS);
1.5 kristaps 68: static void post_pf(DECL_ARGS);
1.3 schwarze 69: static void post_sect(DECL_ARGS);
1.5 kristaps 70: static void post_sp(DECL_ARGS);
1.18 schwarze 71: static void post_vt(DECL_ARGS);
1.34 schwarze 72: static int pre__t(DECL_ARGS);
1.22 schwarze 73: static int pre_an(DECL_ARGS);
1.3 schwarze 74: static int pre_ap(DECL_ARGS);
75: static int pre_bd(DECL_ARGS);
1.27 schwarze 76: static int pre_bf(DECL_ARGS);
1.13 schwarze 77: static int pre_bk(DECL_ARGS);
1.30 schwarze 78: static int pre_bl(DECL_ARGS);
1.3 schwarze 79: static int pre_br(DECL_ARGS);
1.8 schwarze 80: static int pre_bx(DECL_ARGS);
1.1 schwarze 81: static int pre_dl(DECL_ARGS);
1.64 schwarze 82: static int pre_en(DECL_ARGS);
1.5 kristaps 83: static int pre_enc(DECL_ARGS);
1.26 schwarze 84: static int pre_em(DECL_ARGS);
1.64 schwarze 85: static int pre_es(DECL_ARGS);
1.67 schwarze 86: static int pre_ex(DECL_ARGS);
1.17 schwarze 87: static int pre_fa(DECL_ARGS);
1.29 schwarze 88: static int pre_fd(DECL_ARGS);
1.26 schwarze 89: static int pre_fl(DECL_ARGS);
1.16 schwarze 90: static int pre_fn(DECL_ARGS);
1.17 schwarze 91: static int pre_fo(DECL_ARGS);
1.23 schwarze 92: static int pre_ft(DECL_ARGS);
1.15 schwarze 93: static int pre_in(DECL_ARGS);
1.1 schwarze 94: static int pre_it(DECL_ARGS);
1.24 schwarze 95: static int pre_lk(DECL_ARGS);
1.26 schwarze 96: static int pre_li(DECL_ARGS);
1.60 schwarze 97: static int pre_ll(DECL_ARGS);
1.1 schwarze 98: static int pre_nm(DECL_ARGS);
1.25 schwarze 99: static int pre_no(DECL_ARGS);
1.1 schwarze 100: static int pre_ns(DECL_ARGS);
101: static int pre_pp(DECL_ARGS);
1.34 schwarze 102: static int pre_rs(DECL_ARGS);
1.67 schwarze 103: static int pre_rv(DECL_ARGS);
1.12 schwarze 104: static int pre_sm(DECL_ARGS);
1.3 schwarze 105: static int pre_sp(DECL_ARGS);
1.5 kristaps 106: static int pre_sect(DECL_ARGS);
1.26 schwarze 107: static int pre_sy(DECL_ARGS);
1.23 schwarze 108: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 109: static int pre_vt(DECL_ARGS);
1.8 schwarze 110: static int pre_ux(DECL_ARGS);
1.1 schwarze 111: static int pre_xr(DECL_ARGS);
1.20 schwarze 112: static void print_word(const char *);
1.36 schwarze 113: static void print_line(const char *, int);
114: static void print_block(const char *, int);
1.20 schwarze 115: static void print_offs(const char *);
1.35 schwarze 116: static void print_width(const char *,
117: const struct mdoc_node *, size_t);
1.30 schwarze 118: static void print_count(int *);
1.5 kristaps 119: static void print_node(DECL_ARGS);
1.1 schwarze 120:
1.3 schwarze 121: static const struct manact manacts[MDOC_MAX + 1] = {
122: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
123: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
124: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 125: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 126: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
127: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 128: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 129: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 130: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 131: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
132: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 133: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 134: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 135: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 136: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 137: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 138: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
139: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
140: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
141: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
142: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
143: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 144: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 145: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 146: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 147: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 148: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 149: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
150: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 151: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 152: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 153: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
154: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
155: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.64 schwarze 156: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.26 schwarze 157: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.67 schwarze 158: { NULL, pre_rv, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 159: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 160: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 161: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 162: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 163: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
172: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
173: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 174: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
175: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 176: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 178: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 179: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 180: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
181: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 182: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
183: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
184: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 185: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 186: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
187: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 188: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
189: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 190: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 191: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 192: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 193: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 194: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 195: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 196: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
197: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 198: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
199: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
200: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
201: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 202: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 203: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 204: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
205: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
206: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 207: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 208: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 209: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
210: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 211: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 212: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
213: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
214: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 215: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
217: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 218: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
219: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 220: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 221: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 222: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
223: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 224: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
225: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.8 schwarze 227: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 228: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 229: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 230: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 231: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 232: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
233: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
234: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 235: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.64 schwarze 236: { NULL, pre_es, NULL, NULL, NULL }, /* Es */
237: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.8 schwarze 238: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 239: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 240: { NULL, pre_br, NULL, NULL, NULL }, /* br */
241: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 242: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
243: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 244: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 245: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 246: };
247:
1.20 schwarze 248: static int outflags;
1.36 schwarze 249: #define MMAN_spc (1 << 0) /* blank character before next word */
250: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
251: #define MMAN_nl (1 << 2) /* break man(7) code line */
252: #define MMAN_br (1 << 3) /* break output line */
253: #define MMAN_sp (1 << 4) /* insert a blank output line */
254: #define MMAN_PP (1 << 5) /* reset indentation etc. */
255: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
256: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 257: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
258: #define MMAN_An_split (1 << 9) /* author mode is "split" */
259: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
260: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 261: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 262:
1.43 schwarze 263: #define BL_STACK_MAX 32
264:
265: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
266: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
267: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 268: static int TPremain; /* characters before tag is full */
269:
1.26 schwarze 270: static struct {
271: char *head;
272: char *tail;
273: size_t size;
274: } fontqueue;
275:
1.62 schwarze 276:
1.26 schwarze 277: static void
278: font_push(char newfont)
279: {
280:
281: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
282: fontqueue.size += 8;
283: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 284: fontqueue.size);
1.26 schwarze 285: }
286: *fontqueue.tail = newfont;
1.37 schwarze 287: print_word("");
288: printf("\\f");
1.26 schwarze 289: putchar(newfont);
290: outflags &= ~MMAN_spc;
291: }
292:
293: static void
294: font_pop(void)
295: {
296:
297: if (fontqueue.tail > fontqueue.head)
298: fontqueue.tail--;
299: outflags &= ~MMAN_spc;
1.37 schwarze 300: print_word("");
301: printf("\\f");
1.26 schwarze 302: putchar(*fontqueue.tail);
303: }
304:
1.1 schwarze 305: static void
1.20 schwarze 306: print_word(const char *s)
1.1 schwarze 307: {
1.5 kristaps 308:
1.36 schwarze 309: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 310: /*
1.5 kristaps 311: * If we need a newline, print it now and start afresh.
312: */
1.36 schwarze 313: if (MMAN_PP & outflags) {
1.44 schwarze 314: if (MMAN_sp & outflags) {
315: if (MMAN_PD & outflags) {
316: printf("\n.PD");
317: outflags &= ~MMAN_PD;
318: }
319: } else if ( ! (MMAN_PD & outflags)) {
320: printf("\n.PD 0");
321: outflags |= MMAN_PD;
322: }
1.36 schwarze 323: printf("\n.PP\n");
324: } else if (MMAN_sp & outflags)
1.21 schwarze 325: printf("\n.sp\n");
326: else if (MMAN_br & outflags)
327: printf("\n.br\n");
328: else if (MMAN_nl & outflags)
329: putchar('\n');
1.36 schwarze 330: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 331: if (1 == TPremain)
332: printf(".br\n");
333: TPremain = 0;
334: } else if (MMAN_spc & outflags) {
1.5 kristaps 335: /*
1.25 schwarze 336: * If we need a space, only print it if
337: * (1) it is forced by `No' or
338: * (2) what follows is not terminating punctuation or
339: * (3) what follows is longer than one character.
1.5 kristaps 340: */
1.37 schwarze 341: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 342: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 343: if (MMAN_Bk & outflags &&
344: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 345: putchar('\\');
1.45 schwarze 346: putchar(' ');
1.37 schwarze 347: if (TPremain)
348: TPremain--;
1.13 schwarze 349: }
1.37 schwarze 350: }
1.5 kristaps 351:
352: /*
353: * Reassign needing space if we're not following opening
354: * punctuation.
355: */
1.37 schwarze 356: if (MMAN_Sm & outflags && ('\0' == s[0] ||
357: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 358: outflags |= MMAN_spc;
359: else
360: outflags &= ~MMAN_spc;
1.46 schwarze 361: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 362:
1.1 schwarze 363: for ( ; *s; s++) {
364: switch (*s) {
1.62 schwarze 365: case ASCII_NBRSP:
1.45 schwarze 366: printf("\\ ");
1.1 schwarze 367: break;
1.62 schwarze 368: case ASCII_HYPH:
1.1 schwarze 369: putchar('-');
1.58 schwarze 370: break;
1.62 schwarze 371: case ASCII_BREAK:
1.58 schwarze 372: printf("\\:");
1.1 schwarze 373: break;
1.62 schwarze 374: case ' ':
1.56 schwarze 375: if (MMAN_nbrword & outflags) {
376: printf("\\ ");
377: break;
378: }
379: /* FALLTHROUGH */
1.1 schwarze 380: default:
1.5 kristaps 381: putchar((unsigned char)*s);
1.1 schwarze 382: break;
383: }
1.37 schwarze 384: if (TPremain)
385: TPremain--;
1.1 schwarze 386: }
1.56 schwarze 387: outflags &= ~MMAN_nbrword;
1.4 kristaps 388: }
389:
1.11 schwarze 390: static void
1.36 schwarze 391: print_line(const char *s, int newflags)
392: {
393:
394: outflags &= ~MMAN_br;
395: outflags |= MMAN_nl;
396: print_word(s);
397: outflags |= newflags;
398: }
399:
400: static void
401: print_block(const char *s, int newflags)
402: {
403:
404: outflags &= ~MMAN_PP;
1.44 schwarze 405: if (MMAN_sp & outflags) {
1.36 schwarze 406: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 407: if (MMAN_PD & outflags) {
408: print_line(".PD", 0);
409: outflags &= ~MMAN_PD;
410: }
1.46 schwarze 411: } else if (! (MMAN_PD & outflags))
412: print_line(".PD 0", MMAN_PD);
1.36 schwarze 413: outflags |= MMAN_nl;
414: print_word(s);
1.46 schwarze 415: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 416: }
417:
418: static void
1.20 schwarze 419: print_offs(const char *v)
1.11 schwarze 420: {
421: char buf[24];
422: struct roffsu su;
423: size_t sz;
424:
1.48 schwarze 425: print_line(".RS", MMAN_Bk_susp);
426:
1.43 schwarze 427: /* Convert v into a number (of characters). */
1.11 schwarze 428: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
429: sz = 0;
430: else if (0 == strcmp(v, "indent"))
431: sz = 6;
432: else if (0 == strcmp(v, "indent-two"))
433: sz = 12;
434: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 435: if (SCALE_EN == su.unit)
436: sz = su.scale;
437: else {
438: /*
439: * XXX
440: * If we are inside an enclosing list,
441: * there is no easy way to add the two
442: * indentations because they are provided
443: * in terms of different units.
444: */
445: print_word(v);
1.48 schwarze 446: outflags |= MMAN_nl;
1.43 schwarze 447: return;
448: }
1.11 schwarze 449: } else
450: sz = strlen(v);
451:
1.43 schwarze 452: /*
453: * We are inside an enclosing list.
454: * Add the two indentations.
455: */
456: if (Bl_stack_len)
457: sz += Bl_stack[Bl_stack_len - 1];
458:
1.63 schwarze 459: (void)snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 460: print_word(buf);
1.48 schwarze 461: outflags |= MMAN_nl;
1.11 schwarze 462: }
463:
1.47 schwarze 464: /*
465: * Set up the indentation for a list item; used from pre_it().
466: */
1.59 schwarze 467: static void
1.35 schwarze 468: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 469: {
470: char buf[24];
471: struct roffsu su;
1.31 schwarze 472: size_t sz, chsz;
1.37 schwarze 473: int numeric, remain;
1.31 schwarze 474:
1.37 schwarze 475: numeric = 1;
476: remain = 0;
1.43 schwarze 477:
478: /* Convert v into a number (of characters). */
1.35 schwarze 479: if (NULL == v)
480: sz = defsz;
481: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 482: if (SCALE_EN == su.unit)
483: sz = su.scale;
484: else {
1.37 schwarze 485: sz = 0;
486: numeric = 0;
1.30 schwarze 487: }
488: } else
489: sz = strlen(v);
490:
1.37 schwarze 491: /* XXX Rough estimation, might have multiple parts. */
492: chsz = (NULL != child && MDOC_TEXT == child->type) ?
1.62 schwarze 493: strlen(child->string) : 0;
1.37 schwarze 494:
1.47 schwarze 495: /* Maybe we are inside an enclosing list? */
496: mid_it();
1.43 schwarze 497:
498: /*
499: * Save our own indentation,
500: * such that child lists can use it.
501: */
502: Bl_stack[Bl_stack_len++] = sz + 2;
503:
504: /* Set up the current list. */
1.37 schwarze 505: if (defsz && chsz > sz)
1.36 schwarze 506: print_block(".HP", 0);
1.37 schwarze 507: else {
1.36 schwarze 508: print_block(".TP", 0);
1.37 schwarze 509: remain = sz + 2;
510: }
511: if (numeric) {
1.63 schwarze 512: (void)snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 513: print_word(buf);
514: } else
515: print_word(v);
516: TPremain = remain;
1.30 schwarze 517: }
518:
1.59 schwarze 519: static void
1.30 schwarze 520: print_count(int *count)
521: {
1.63 schwarze 522: char buf[24];
1.30 schwarze 523:
1.63 schwarze 524: (void)snprintf(buf, sizeof(buf), "%d.", ++*count);
1.30 schwarze 525: print_word(buf);
526: }
527:
528: void
1.4 kristaps 529: man_man(void *arg, const struct man *man)
530: {
531:
1.5 kristaps 532: /*
533: * Dump the keep buffer.
534: * We're guaranteed by now that this exists (is non-NULL).
535: * Flush stdout afterward, just in case.
536: */
1.4 kristaps 537: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 538: fflush(stdout);
1.1 schwarze 539: }
540:
541: void
542: man_mdoc(void *arg, const struct mdoc *mdoc)
543: {
1.42 schwarze 544: const struct mdoc_meta *meta;
1.1 schwarze 545: const struct mdoc_node *n;
546:
1.42 schwarze 547: meta = mdoc_meta(mdoc);
1.1 schwarze 548: n = mdoc_node(mdoc);
549:
1.45 schwarze 550: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.68 ! schwarze 551: meta->title,
! 552: (meta->msec == NULL ? "" : meta->msec),
! 553: meta->date, meta->os, meta->vol);
1.1 schwarze 554:
1.45 schwarze 555: /* Disable hyphenation and if nroff, disable justification. */
556: printf(".nh\n.if n .ad l");
557:
1.20 schwarze 558: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 559: if (0 == fontqueue.size) {
560: fontqueue.size = 8;
561: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
562: *fontqueue.tail = 'R';
563: }
1.42 schwarze 564: print_node(meta, n);
1.3 schwarze 565: putchar('\n');
1.1 schwarze 566: }
567:
568: static void
569: print_node(DECL_ARGS)
570: {
1.52 schwarze 571: const struct mdoc_node *sub;
1.5 kristaps 572: const struct manact *act;
1.1 schwarze 573: int cond, do_sub;
1.46 schwarze 574:
1.5 kristaps 575: /*
576: * Break the line if we were parsed subsequent the current node.
577: * This makes the page structure be more consistent.
578: */
1.52 schwarze 579: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 580: outflags |= MMAN_nl;
1.1 schwarze 581:
1.5 kristaps 582: act = NULL;
1.1 schwarze 583: cond = 0;
584: do_sub = 1;
1.5 kristaps 585:
1.1 schwarze 586: if (MDOC_TEXT == n->type) {
1.5 kristaps 587: /*
588: * Make sure that we don't happen to start with a
589: * control character at the start of a line.
590: */
1.62 schwarze 591: if (MMAN_nl & outflags &&
592: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 593: print_word("");
594: printf("\\&");
1.20 schwarze 595: outflags &= ~MMAN_spc;
1.3 schwarze 596: }
1.20 schwarze 597: print_word(n->string);
1.1 schwarze 598: } else {
1.5 kristaps 599: /*
600: * Conditionally run the pre-node action handler for a
601: * node.
602: */
1.1 schwarze 603: act = manacts + n->tok;
1.42 schwarze 604: cond = NULL == act->cond || (*act->cond)(meta, n);
1.61 schwarze 605: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 606: do_sub = (*act->pre)(meta, n);
1.1 schwarze 607: }
608:
1.62 schwarze 609: /*
1.5 kristaps 610: * Conditionally run all child nodes.
611: * Note that this iterates over children instead of using
612: * recursion. This prevents unnecessary depth in the stack.
613: */
1.1 schwarze 614: if (do_sub)
615: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 616: print_node(meta, sub);
1.1 schwarze 617:
1.5 kristaps 618: /*
619: * Lastly, conditionally run the post-node handler.
620: */
1.61 schwarze 621: if (MDOC_ENDED & n->flags)
622: return;
623:
1.1 schwarze 624: if (cond && act->post)
1.42 schwarze 625: (*act->post)(meta, n);
1.61 schwarze 626:
627: if (ENDBODY_NOT != n->end)
628: n->pending->flags |= MDOC_ENDED;
629:
630: if (ENDBODY_NOSPACE == n->end)
631: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 632: }
633:
634: static int
635: cond_head(DECL_ARGS)
636: {
1.5 kristaps 637:
1.1 schwarze 638: return(MDOC_HEAD == n->type);
639: }
640:
641: static int
642: cond_body(DECL_ARGS)
643: {
1.5 kristaps 644:
1.1 schwarze 645: return(MDOC_BODY == n->type);
646: }
647:
648: static int
649: pre_enc(DECL_ARGS)
650: {
1.5 kristaps 651: const char *prefix;
1.1 schwarze 652:
653: prefix = manacts[n->tok].prefix;
654: if (NULL == prefix)
655: return(1);
1.20 schwarze 656: print_word(prefix);
657: outflags &= ~MMAN_spc;
1.1 schwarze 658: return(1);
659: }
660:
661: static void
662: post_enc(DECL_ARGS)
663: {
664: const char *suffix;
665:
666: suffix = manacts[n->tok].suffix;
667: if (NULL == suffix)
668: return;
1.61 schwarze 669: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 670: print_word(suffix);
1.26 schwarze 671: }
672:
1.67 schwarze 673: static int
674: pre_ex(DECL_ARGS)
675: {
676: int nchild;
677:
678: outflags |= MMAN_br | MMAN_nl;
679:
680: print_word("The");
681:
682: nchild = n->nchild;
683: for (n = n->child; n; n = n->next) {
684: font_push('B');
685: print_word(n->string);
686: font_pop();
687:
688: if (n->next == NULL)
689: continue;
690:
691: if (nchild > 2) {
692: outflags &= ~MMAN_spc;
693: print_word(",");
694: }
695: if (n->next->next == NULL)
696: print_word("and");
697: }
698:
699: if (nchild > 1)
700: print_word("utilities exit\\~0");
701: else
702: print_word("utility exits\\~0");
703:
704: print_word("on success, and\\~>0 if an error occurs.");
705: outflags |= MMAN_nl;
706: return(0);
707: }
708:
1.26 schwarze 709: static void
710: post_font(DECL_ARGS)
711: {
712:
713: font_pop();
1.1 schwarze 714: }
715:
716: static void
717: post_percent(DECL_ARGS)
718: {
719:
1.34 schwarze 720: if (pre_em == manacts[n->tok].pre)
721: font_pop();
722: if (n->next) {
1.20 schwarze 723: print_word(",");
1.34 schwarze 724: if (n->prev && n->prev->tok == n->tok &&
725: n->next->tok == n->tok)
726: print_word("and");
727: } else {
1.20 schwarze 728: print_word(".");
729: outflags |= MMAN_nl;
1.1 schwarze 730: }
731: }
732:
1.34 schwarze 733: static int
734: pre__t(DECL_ARGS)
735: {
736:
1.62 schwarze 737: if (n->parent && MDOC_Rs == n->parent->tok &&
738: n->parent->norm->Rs.quote_T) {
1.37 schwarze 739: print_word("");
740: putchar('\"');
1.34 schwarze 741: outflags &= ~MMAN_spc;
742: } else
743: font_push('I');
744: return(1);
745: }
746:
747: static void
748: post__t(DECL_ARGS)
749: {
750:
1.62 schwarze 751: if (n->parent && MDOC_Rs == n->parent->tok &&
752: n->parent->norm->Rs.quote_T) {
1.34 schwarze 753: outflags &= ~MMAN_spc;
1.37 schwarze 754: print_word("");
755: putchar('\"');
1.34 schwarze 756: } else
757: font_pop();
1.42 schwarze 758: post_percent(meta, n);
1.34 schwarze 759: }
760:
1.5 kristaps 761: /*
762: * Print before a section header.
763: */
1.1 schwarze 764: static int
1.3 schwarze 765: pre_sect(DECL_ARGS)
766: {
767:
1.54 schwarze 768: if (MDOC_HEAD == n->type) {
1.46 schwarze 769: outflags |= MMAN_sp;
770: print_block(manacts[n->tok].prefix, 0);
771: print_word("");
772: putchar('\"');
773: outflags &= ~MMAN_spc;
774: }
1.3 schwarze 775: return(1);
776: }
777:
1.5 kristaps 778: /*
779: * Print subsequent a section header.
780: */
1.3 schwarze 781: static void
782: post_sect(DECL_ARGS)
783: {
784:
785: if (MDOC_HEAD != n->type)
786: return;
1.20 schwarze 787: outflags &= ~MMAN_spc;
1.37 schwarze 788: print_word("");
789: putchar('\"');
1.20 schwarze 790: outflags |= MMAN_nl;
1.22 schwarze 791: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
792: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
793: }
794:
1.23 schwarze 795: /* See mdoc_term.c, synopsis_pre() for comments. */
796: static void
797: pre_syn(const struct mdoc_node *n)
798: {
799:
800: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
801: return;
802:
803: if (n->prev->tok == n->tok &&
1.62 schwarze 804: MDOC_Ft != n->tok &&
805: MDOC_Fo != n->tok &&
806: MDOC_Fn != n->tok) {
1.23 schwarze 807: outflags |= MMAN_br;
808: return;
809: }
810:
811: switch (n->prev->tok) {
1.62 schwarze 812: case MDOC_Fd:
1.23 schwarze 813: /* FALLTHROUGH */
1.62 schwarze 814: case MDOC_Fn:
1.23 schwarze 815: /* FALLTHROUGH */
1.62 schwarze 816: case MDOC_Fo:
1.23 schwarze 817: /* FALLTHROUGH */
1.62 schwarze 818: case MDOC_In:
1.23 schwarze 819: /* FALLTHROUGH */
1.62 schwarze 820: case MDOC_Vt:
1.23 schwarze 821: outflags |= MMAN_sp;
822: break;
1.62 schwarze 823: case MDOC_Ft:
1.23 schwarze 824: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
825: outflags |= MMAN_sp;
826: break;
827: }
828: /* FALLTHROUGH */
829: default:
830: outflags |= MMAN_br;
831: break;
832: }
833: }
834:
1.22 schwarze 835: static int
836: pre_an(DECL_ARGS)
837: {
838:
839: switch (n->norm->An.auth) {
1.62 schwarze 840: case AUTH_split:
1.22 schwarze 841: outflags &= ~MMAN_An_nosplit;
842: outflags |= MMAN_An_split;
843: return(0);
1.62 schwarze 844: case AUTH_nosplit:
1.22 schwarze 845: outflags &= ~MMAN_An_split;
846: outflags |= MMAN_An_nosplit;
847: return(0);
848: default:
849: if (MMAN_An_split & outflags)
850: outflags |= MMAN_br;
851: else if (SEC_AUTHORS == n->sec &&
852: ! (MMAN_An_nosplit & outflags))
853: outflags |= MMAN_An_split;
854: return(1);
855: }
1.3 schwarze 856: }
857:
858: static int
859: pre_ap(DECL_ARGS)
860: {
861:
1.20 schwarze 862: outflags &= ~MMAN_spc;
863: print_word("'");
864: outflags &= ~MMAN_spc;
1.3 schwarze 865: return(0);
866: }
867:
868: static int
869: pre_bd(DECL_ARGS)
870: {
871:
1.36 schwarze 872: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
873:
874: if (DISP_unfilled == n->norm->Bd.type ||
875: DISP_literal == n->norm->Bd.type)
876: print_line(".nf", 0);
877: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 878: outflags |= MMAN_sp;
1.20 schwarze 879: print_offs(n->norm->Bd.offs);
1.3 schwarze 880: return(1);
881: }
882:
883: static void
884: post_bd(DECL_ARGS)
885: {
886:
1.43 schwarze 887: /* Close out this display. */
1.36 schwarze 888: print_line(".RE", MMAN_nl);
1.3 schwarze 889: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 890: DISP_literal == n->norm->Bd.type)
891: print_line(".fi", MMAN_nl);
1.43 schwarze 892:
1.47 schwarze 893: /* Maybe we are inside an enclosing list? */
894: if (NULL != n->parent->next)
895: mid_it();
1.13 schwarze 896: }
897:
898: static int
1.27 schwarze 899: pre_bf(DECL_ARGS)
900: {
901:
902: switch (n->type) {
1.62 schwarze 903: case MDOC_BLOCK:
1.27 schwarze 904: return(1);
1.62 schwarze 905: case MDOC_BODY:
1.27 schwarze 906: break;
907: default:
908: return(0);
909: }
910: switch (n->norm->Bf.font) {
1.62 schwarze 911: case FONT_Em:
1.27 schwarze 912: font_push('I');
913: break;
1.62 schwarze 914: case FONT_Sy:
1.27 schwarze 915: font_push('B');
916: break;
917: default:
918: font_push('R');
919: break;
920: }
921: return(1);
922: }
923:
924: static void
925: post_bf(DECL_ARGS)
926: {
927:
928: if (MDOC_BODY == n->type)
929: font_pop();
930: }
931:
932: static int
1.13 schwarze 933: pre_bk(DECL_ARGS)
934: {
935:
936: switch (n->type) {
1.62 schwarze 937: case MDOC_BLOCK:
1.13 schwarze 938: return(1);
1.62 schwarze 939: case MDOC_BODY:
1.20 schwarze 940: outflags |= MMAN_Bk;
1.13 schwarze 941: return(1);
942: default:
943: return(0);
944: }
945: }
946:
947: static void
948: post_bk(DECL_ARGS)
949: {
950:
1.54 schwarze 951: if (MDOC_BODY == n->type)
1.20 schwarze 952: outflags &= ~MMAN_Bk;
1.3 schwarze 953: }
954:
955: static int
1.30 schwarze 956: pre_bl(DECL_ARGS)
957: {
1.33 schwarze 958: size_t icol;
1.30 schwarze 959:
1.49 schwarze 960: /*
961: * print_offs() will increase the -offset to account for
962: * a possible enclosing .It, but any enclosed .It blocks
963: * just nest and do not add up their indentation.
964: */
965: if (n->norm->Bl.offs) {
966: print_offs(n->norm->Bl.offs);
967: Bl_stack[Bl_stack_len++] = 0;
968: }
969:
1.33 schwarze 970: switch (n->norm->Bl.type) {
1.62 schwarze 971: case LIST_enum:
1.30 schwarze 972: n->norm->Bl.count = 0;
1.33 schwarze 973: return(1);
1.62 schwarze 974: case LIST_column:
1.33 schwarze 975: break;
976: default:
977: return(1);
978: }
979:
1.36 schwarze 980: print_line(".TS", MMAN_nl);
1.33 schwarze 981: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
982: print_word("l");
983: print_word(".");
1.36 schwarze 984: outflags |= MMAN_nl;
1.30 schwarze 985: return(1);
986: }
987:
988: static void
989: post_bl(DECL_ARGS)
990: {
991:
1.33 schwarze 992: switch (n->norm->Bl.type) {
1.62 schwarze 993: case LIST_column:
1.36 schwarze 994: print_line(".TE", 0);
995: break;
1.62 schwarze 996: case LIST_enum:
1.33 schwarze 997: n->norm->Bl.count = 0;
998: break;
999: default:
1000: break;
1001: }
1.49 schwarze 1002:
1003: if (n->norm->Bl.offs) {
1004: print_line(".RE", MMAN_nl);
1005: assert(Bl_stack_len);
1006: Bl_stack_len--;
1007: assert(0 == Bl_stack[Bl_stack_len]);
1008: } else {
1009: outflags |= MMAN_PP | MMAN_nl;
1010: outflags &= ~(MMAN_sp | MMAN_br);
1011: }
1.47 schwarze 1012:
1013: /* Maybe we are inside an enclosing list? */
1014: if (NULL != n->parent->next)
1015: mid_it();
1016:
1.30 schwarze 1017: }
1018:
1019: static int
1.3 schwarze 1020: pre_br(DECL_ARGS)
1021: {
1022:
1.21 schwarze 1023: outflags |= MMAN_br;
1.3 schwarze 1024: return(0);
1025: }
1026:
1027: static int
1.8 schwarze 1028: pre_bx(DECL_ARGS)
1029: {
1030:
1031: n = n->child;
1032: if (n) {
1.20 schwarze 1033: print_word(n->string);
1034: outflags &= ~MMAN_spc;
1.8 schwarze 1035: n = n->next;
1036: }
1.20 schwarze 1037: print_word("BSD");
1.8 schwarze 1038: if (NULL == n)
1039: return(0);
1.20 schwarze 1040: outflags &= ~MMAN_spc;
1041: print_word("-");
1042: outflags &= ~MMAN_spc;
1043: print_word(n->string);
1.8 schwarze 1044: return(0);
1045: }
1046:
1047: static int
1.1 schwarze 1048: pre_dl(DECL_ARGS)
1049: {
1050:
1.47 schwarze 1051: print_offs("6n");
1.1 schwarze 1052: return(1);
1053: }
1054:
1055: static void
1056: post_dl(DECL_ARGS)
1057: {
1058:
1.36 schwarze 1059: print_line(".RE", MMAN_nl);
1.47 schwarze 1060:
1061: /* Maybe we are inside an enclosing list? */
1062: if (NULL != n->parent->next)
1063: mid_it();
1.16 schwarze 1064: }
1065:
1066: static int
1.26 schwarze 1067: pre_em(DECL_ARGS)
1068: {
1069:
1070: font_push('I');
1071: return(1);
1.28 schwarze 1072: }
1073:
1.64 schwarze 1074: static int
1075: pre_en(DECL_ARGS)
1076: {
1077:
1078: if (NULL == n->norm->Es ||
1079: NULL == n->norm->Es->child)
1080: return(1);
1081:
1082: print_word(n->norm->Es->child->string);
1083: outflags &= ~MMAN_spc;
1084: return(1);
1085: }
1086:
1087: static void
1088: post_en(DECL_ARGS)
1089: {
1090:
1091: if (NULL == n->norm->Es ||
1092: NULL == n->norm->Es->child ||
1093: NULL == n->norm->Es->child->next)
1094: return;
1095:
1096: outflags &= ~MMAN_spc;
1097: print_word(n->norm->Es->child->next->string);
1098: return;
1099: }
1100:
1.28 schwarze 1101: static void
1102: post_eo(DECL_ARGS)
1103: {
1104:
1105: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1106: outflags &= ~MMAN_spc;
1.64 schwarze 1107: }
1108:
1109: static int
1110: pre_es(DECL_ARGS)
1111: {
1112:
1113: return(0);
1.26 schwarze 1114: }
1115:
1116: static int
1.17 schwarze 1117: pre_fa(DECL_ARGS)
1118: {
1.57 schwarze 1119: int am_Fa;
1.17 schwarze 1120:
1.57 schwarze 1121: am_Fa = MDOC_Fa == n->tok;
1122:
1123: if (am_Fa)
1.17 schwarze 1124: n = n->child;
1125:
1126: while (NULL != n) {
1.26 schwarze 1127: font_push('I');
1.57 schwarze 1128: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1129: outflags |= MMAN_nbrword;
1.42 schwarze 1130: print_node(meta, n);
1.26 schwarze 1131: font_pop();
1.17 schwarze 1132: if (NULL != (n = n->next))
1.20 schwarze 1133: print_word(",");
1.17 schwarze 1134: }
1135: return(0);
1136: }
1137:
1138: static void
1139: post_fa(DECL_ARGS)
1140: {
1141:
1142: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1143: print_word(",");
1.29 schwarze 1144: }
1145:
1146: static int
1147: pre_fd(DECL_ARGS)
1148: {
1149:
1150: pre_syn(n);
1151: font_push('B');
1152: return(1);
1153: }
1154:
1155: static void
1156: post_fd(DECL_ARGS)
1157: {
1158:
1159: font_pop();
1160: outflags |= MMAN_br;
1.17 schwarze 1161: }
1162:
1163: static int
1.26 schwarze 1164: pre_fl(DECL_ARGS)
1165: {
1166:
1167: font_push('B');
1.45 schwarze 1168: print_word("\\-");
1.26 schwarze 1169: outflags &= ~MMAN_spc;
1170: return(1);
1171: }
1172:
1173: static void
1174: post_fl(DECL_ARGS)
1175: {
1176:
1177: font_pop();
1.27 schwarze 1178: if (0 == n->nchild && NULL != n->next &&
1179: n->next->line == n->line)
1.26 schwarze 1180: outflags &= ~MMAN_spc;
1181: }
1182:
1183: static int
1.16 schwarze 1184: pre_fn(DECL_ARGS)
1185: {
1186:
1.23 schwarze 1187: pre_syn(n);
1188:
1.16 schwarze 1189: n = n->child;
1190: if (NULL == n)
1191: return(0);
1192:
1.55 schwarze 1193: if (MDOC_SYNPRETTY & n->flags)
1194: print_block(".HP 4n", MMAN_nl);
1195:
1.26 schwarze 1196: font_push('B');
1.42 schwarze 1197: print_node(meta, n);
1.26 schwarze 1198: font_pop();
1.20 schwarze 1199: outflags &= ~MMAN_spc;
1.26 schwarze 1200: print_word("(");
1.20 schwarze 1201: outflags &= ~MMAN_spc;
1.35 schwarze 1202:
1203: n = n->next;
1204: if (NULL != n)
1.42 schwarze 1205: pre_fa(meta, n);
1.35 schwarze 1206: return(0);
1.16 schwarze 1207: }
1208:
1209: static void
1210: post_fn(DECL_ARGS)
1211: {
1212:
1.20 schwarze 1213: print_word(")");
1.16 schwarze 1214: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1215: print_word(";");
1.55 schwarze 1216: outflags |= MMAN_PP;
1.17 schwarze 1217: }
1218: }
1219:
1220: static int
1221: pre_fo(DECL_ARGS)
1222: {
1223:
1224: switch (n->type) {
1.62 schwarze 1225: case MDOC_BLOCK:
1.23 schwarze 1226: pre_syn(n);
1227: break;
1.62 schwarze 1228: case MDOC_HEAD:
1.57 schwarze 1229: if (MDOC_SYNPRETTY & n->flags)
1230: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1231: font_push('B');
1.17 schwarze 1232: break;
1.62 schwarze 1233: case MDOC_BODY:
1.20 schwarze 1234: outflags &= ~MMAN_spc;
1235: print_word("(");
1236: outflags &= ~MMAN_spc;
1.17 schwarze 1237: break;
1238: default:
1239: break;
1240: }
1241: return(1);
1242: }
1.57 schwarze 1243:
1.17 schwarze 1244: static void
1245: post_fo(DECL_ARGS)
1246: {
1247:
1248: switch (n->type) {
1.62 schwarze 1249: case MDOC_HEAD:
1.26 schwarze 1250: font_pop();
1.17 schwarze 1251: break;
1.62 schwarze 1252: case MDOC_BODY:
1.42 schwarze 1253: post_fn(meta, n);
1.17 schwarze 1254: break;
1255: default:
1256: break;
1.16 schwarze 1257: }
1.15 schwarze 1258: }
1259:
1260: static int
1.23 schwarze 1261: pre_ft(DECL_ARGS)
1262: {
1263:
1264: pre_syn(n);
1.26 schwarze 1265: font_push('I');
1.23 schwarze 1266: return(1);
1267: }
1268:
1269: static int
1.15 schwarze 1270: pre_in(DECL_ARGS)
1271: {
1272:
1273: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1274: pre_syn(n);
1.26 schwarze 1275: font_push('B');
1276: print_word("#include <");
1277: outflags &= ~MMAN_spc;
1278: } else {
1279: print_word("<");
1280: outflags &= ~MMAN_spc;
1281: font_push('I');
1282: }
1.15 schwarze 1283: return(1);
1284: }
1285:
1286: static void
1287: post_in(DECL_ARGS)
1288: {
1289:
1290: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1291: outflags &= ~MMAN_spc;
1292: print_word(">");
1293: font_pop();
1.21 schwarze 1294: outflags |= MMAN_br;
1.26 schwarze 1295: } else {
1296: font_pop();
1297: outflags &= ~MMAN_spc;
1298: print_word(">");
1299: }
1.1 schwarze 1300: }
1301:
1302: static int
1303: pre_it(DECL_ARGS)
1304: {
1305: const struct mdoc_node *bln;
1306:
1.30 schwarze 1307: switch (n->type) {
1.62 schwarze 1308: case MDOC_HEAD:
1.36 schwarze 1309: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1310: bln = n->parent->parent;
1.36 schwarze 1311: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1312: (NULL == n->parent->prev &&
1313: NULL == bln->parent->prev))
1.36 schwarze 1314: outflags |= MMAN_sp;
1315: outflags &= ~MMAN_br;
1.3 schwarze 1316: switch (bln->norm->Bl.type) {
1.62 schwarze 1317: case LIST_item:
1.30 schwarze 1318: return(0);
1.62 schwarze 1319: case LIST_inset:
1.30 schwarze 1320: /* FALLTHROUGH */
1.62 schwarze 1321: case LIST_diag:
1.30 schwarze 1322: /* FALLTHROUGH */
1.62 schwarze 1323: case LIST_ohang:
1.30 schwarze 1324: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1325: print_line(".B \"", 0);
1.30 schwarze 1326: else
1.36 schwarze 1327: print_line(".R \"", 0);
1.30 schwarze 1328: outflags &= ~MMAN_spc;
1329: return(1);
1.62 schwarze 1330: case LIST_bullet:
1.30 schwarze 1331: /* FALLTHROUGH */
1.62 schwarze 1332: case LIST_dash:
1.30 schwarze 1333: /* FALLTHROUGH */
1.62 schwarze 1334: case LIST_hyphen:
1.35 schwarze 1335: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1336: TPremain = 0;
1.30 schwarze 1337: outflags |= MMAN_nl;
1338: font_push('B');
1339: if (LIST_bullet == bln->norm->Bl.type)
1340: print_word("o");
1341: else
1342: print_word("-");
1343: font_pop();
1.66 schwarze 1344: outflags |= MMAN_nl;
1345: return(0);
1.62 schwarze 1346: case LIST_enum:
1.35 schwarze 1347: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1348: TPremain = 0;
1.30 schwarze 1349: outflags |= MMAN_nl;
1350: print_count(&bln->norm->Bl.count);
1.66 schwarze 1351: outflags |= MMAN_nl;
1352: return(0);
1.62 schwarze 1353: case LIST_hang:
1.35 schwarze 1354: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1355: TPremain = 0;
1.66 schwarze 1356: outflags |= MMAN_nl;
1357: return(1);
1.62 schwarze 1358: case LIST_tag:
1.37 schwarze 1359: print_width(bln->norm->Bl.width, n->child, 0);
1360: putchar('\n');
1361: outflags &= ~MMAN_spc;
1362: return(1);
1.3 schwarze 1363: default:
1.32 schwarze 1364: return(1);
1.3 schwarze 1365: }
1.30 schwarze 1366: default:
1367: break;
1.1 schwarze 1368: }
1369: return(1);
1.30 schwarze 1370: }
1371:
1.47 schwarze 1372: /*
1373: * This function is called after closing out an indented block.
1374: * If we are inside an enclosing list, restore its indentation.
1375: */
1376: static void
1377: mid_it(void)
1378: {
1379: char buf[24];
1380:
1381: /* Nothing to do outside a list. */
1382: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1383: return;
1384:
1385: /* The indentation has already been set up. */
1386: if (Bl_stack_post[Bl_stack_len - 1])
1387: return;
1388:
1389: /* Restore the indentation of the enclosing list. */
1390: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1391: (void)snprintf(buf, sizeof(buf), "%zun",
1392: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1393: print_word(buf);
1394:
1395: /* Remeber to close out this .RS block later. */
1396: Bl_stack_post[Bl_stack_len - 1] = 1;
1397: }
1398:
1.30 schwarze 1399: static void
1400: post_it(DECL_ARGS)
1401: {
1402: const struct mdoc_node *bln;
1403:
1.33 schwarze 1404: bln = n->parent->parent;
1405:
1406: switch (n->type) {
1.62 schwarze 1407: case MDOC_HEAD:
1.30 schwarze 1408: switch (bln->norm->Bl.type) {
1.62 schwarze 1409: case LIST_diag:
1.30 schwarze 1410: outflags &= ~MMAN_spc;
1411: print_word("\\ ");
1412: break;
1.62 schwarze 1413: case LIST_ohang:
1.30 schwarze 1414: outflags |= MMAN_br;
1415: break;
1416: default:
1417: break;
1418: }
1.33 schwarze 1419: break;
1.62 schwarze 1420: case MDOC_BODY:
1.43 schwarze 1421: switch (bln->norm->Bl.type) {
1.62 schwarze 1422: case LIST_bullet:
1.43 schwarze 1423: /* FALLTHROUGH */
1.62 schwarze 1424: case LIST_dash:
1.43 schwarze 1425: /* FALLTHROUGH */
1.62 schwarze 1426: case LIST_hyphen:
1.43 schwarze 1427: /* FALLTHROUGH */
1.62 schwarze 1428: case LIST_enum:
1.43 schwarze 1429: /* FALLTHROUGH */
1.62 schwarze 1430: case LIST_hang:
1.43 schwarze 1431: /* FALLTHROUGH */
1.62 schwarze 1432: case LIST_tag:
1.43 schwarze 1433: assert(Bl_stack_len);
1434: Bl_stack[--Bl_stack_len] = 0;
1435:
1436: /*
1437: * Our indentation had to be restored
1.47 schwarze 1438: * after a child display or child list.
1.43 schwarze 1439: * Close out that indentation block now.
1440: */
1441: if (Bl_stack_post[Bl_stack_len]) {
1442: print_line(".RE", MMAN_nl);
1443: Bl_stack_post[Bl_stack_len] = 0;
1444: }
1445: break;
1.62 schwarze 1446: case LIST_column:
1.43 schwarze 1447: if (NULL != n->next) {
1448: putchar('\t');
1449: outflags &= ~MMAN_spc;
1450: }
1451: break;
1452: default:
1453: break;
1.33 schwarze 1454: }
1455: break;
1456: default:
1457: break;
1.30 schwarze 1458: }
1.14 schwarze 1459: }
1460:
1461: static void
1462: post_lb(DECL_ARGS)
1463: {
1464:
1.21 schwarze 1465: if (SEC_LIBRARY == n->sec)
1466: outflags |= MMAN_br;
1.24 schwarze 1467: }
1468:
1469: static int
1470: pre_lk(DECL_ARGS)
1471: {
1472: const struct mdoc_node *link, *descr;
1473:
1474: if (NULL == (link = n->child))
1475: return(0);
1476:
1477: if (NULL != (descr = link->next)) {
1.26 schwarze 1478: font_push('I');
1.24 schwarze 1479: while (NULL != descr) {
1480: print_word(descr->string);
1481: descr = descr->next;
1482: }
1483: print_word(":");
1.26 schwarze 1484: font_pop();
1.24 schwarze 1485: }
1486:
1.26 schwarze 1487: font_push('B');
1.24 schwarze 1488: print_word(link->string);
1.26 schwarze 1489: font_pop();
1.24 schwarze 1490: return(0);
1.60 schwarze 1491: }
1492:
1493: static int
1494: pre_ll(DECL_ARGS)
1495: {
1496:
1497: print_line(".ll", 0);
1498: return(1);
1.1 schwarze 1499: }
1500:
1501: static int
1.26 schwarze 1502: pre_li(DECL_ARGS)
1503: {
1504:
1505: font_push('R');
1506: return(1);
1507: }
1508:
1509: static int
1.1 schwarze 1510: pre_nm(DECL_ARGS)
1511: {
1.38 schwarze 1512: char *name;
1.1 schwarze 1513:
1.54 schwarze 1514: if (MDOC_BLOCK == n->type) {
1515: outflags |= MMAN_Bk;
1.23 schwarze 1516: pre_syn(n);
1.54 schwarze 1517: }
1.1 schwarze 1518: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1519: return(1);
1.42 schwarze 1520: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1521: if (NULL == name)
1.23 schwarze 1522: return(0);
1.38 schwarze 1523: if (MDOC_HEAD == n->type) {
1524: if (NULL == n->parent->prev)
1525: outflags |= MMAN_sp;
1526: print_block(".HP", 0);
1.53 schwarze 1527: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1528: outflags |= MMAN_nl;
1529: }
1.26 schwarze 1530: font_push('B');
1.1 schwarze 1531: if (NULL == n->child)
1.42 schwarze 1532: print_word(meta->name);
1.1 schwarze 1533: return(1);
1534: }
1535:
1536: static void
1537: post_nm(DECL_ARGS)
1538: {
1539:
1.54 schwarze 1540: switch (n->type) {
1.62 schwarze 1541: case MDOC_BLOCK:
1.54 schwarze 1542: outflags &= ~MMAN_Bk;
1543: break;
1.62 schwarze 1544: case MDOC_HEAD:
1.54 schwarze 1545: /* FALLTHROUGH */
1.62 schwarze 1546: case MDOC_ELEM:
1.67 schwarze 1547: if (n->child != NULL || meta->name != NULL)
1548: font_pop();
1.54 schwarze 1549: break;
1550: default:
1551: break;
1552: }
1.25 schwarze 1553: }
1554:
1555: static int
1556: pre_no(DECL_ARGS)
1557: {
1558:
1559: outflags |= MMAN_spc_force;
1560: return(1);
1.1 schwarze 1561: }
1562:
1563: static int
1564: pre_ns(DECL_ARGS)
1565: {
1566:
1.20 schwarze 1567: outflags &= ~MMAN_spc;
1.1 schwarze 1568: return(0);
1569: }
1570:
1.3 schwarze 1571: static void
1572: post_pf(DECL_ARGS)
1573: {
1574:
1.20 schwarze 1575: outflags &= ~MMAN_spc;
1.3 schwarze 1576: }
1577:
1.1 schwarze 1578: static int
1579: pre_pp(DECL_ARGS)
1580: {
1581:
1.36 schwarze 1582: if (MDOC_It != n->parent->tok)
1583: outflags |= MMAN_PP;
1584: outflags |= MMAN_sp | MMAN_nl;
1585: outflags &= ~MMAN_br;
1.34 schwarze 1586: return(0);
1587: }
1588:
1589: static int
1590: pre_rs(DECL_ARGS)
1591: {
1592:
1593: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1594: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1595: outflags &= ~MMAN_br;
1.34 schwarze 1596: }
1597: return(1);
1.67 schwarze 1598: }
1599:
1600: static int
1601: pre_rv(DECL_ARGS)
1602: {
1603: int nchild;
1604:
1605: outflags |= MMAN_br | MMAN_nl;
1606:
1607: nchild = n->nchild;
1608: if (nchild > 0) {
1609: print_word("The");
1610:
1611: for (n = n->child; n; n = n->next) {
1612: font_push('B');
1613: print_word(n->string);
1614: font_pop();
1615:
1616: outflags &= ~MMAN_spc;
1617: print_word("()");
1618:
1619: if (n->next == NULL)
1620: continue;
1621:
1622: if (nchild > 2) {
1623: outflags &= ~MMAN_spc;
1624: print_word(",");
1625: }
1626: if (n->next->next == NULL)
1627: print_word("and");
1628: }
1629:
1630: if (nchild > 1)
1631: print_word("functions return");
1632: else
1633: print_word("function returns");
1634:
1635: print_word("the value\\~0 if successful;");
1636: } else
1637: print_word("Upon successful completion, "
1638: "the value\\~0 is returned;");
1639:
1640: print_word("otherwise the value\\~\\-1 is returned"
1641: " and the global variable");
1642:
1643: font_push('I');
1644: print_word("errno");
1645: font_pop();
1646:
1647: print_word("is set to indicate the error.");
1648: outflags |= MMAN_nl;
1649: return(0);
1.12 schwarze 1650: }
1651:
1652: static int
1653: pre_sm(DECL_ARGS)
1654: {
1655:
1.65 schwarze 1656: if (NULL == n->child)
1657: outflags ^= MMAN_Sm;
1658: else if (0 == strcmp("on", n->child->string))
1659: outflags |= MMAN_Sm;
1.12 schwarze 1660: else
1.20 schwarze 1661: outflags &= ~MMAN_Sm;
1.65 schwarze 1662:
1663: if (MMAN_Sm & outflags)
1664: outflags |= MMAN_spc;
1665:
1.12 schwarze 1666: return(0);
1.1 schwarze 1667: }
1668:
1669: static int
1.3 schwarze 1670: pre_sp(DECL_ARGS)
1.1 schwarze 1671: {
1672:
1.41 schwarze 1673: if (MMAN_PP & outflags) {
1674: outflags &= ~MMAN_PP;
1.40 schwarze 1675: print_line(".PP", 0);
1.41 schwarze 1676: } else
1.40 schwarze 1677: print_line(".sp", 0);
1.1 schwarze 1678: return(1);
1679: }
1680:
1681: static void
1.3 schwarze 1682: post_sp(DECL_ARGS)
1.1 schwarze 1683: {
1684:
1.20 schwarze 1685: outflags |= MMAN_nl;
1.18 schwarze 1686: }
1687:
1688: static int
1.26 schwarze 1689: pre_sy(DECL_ARGS)
1690: {
1691:
1692: font_push('B');
1693: return(1);
1694: }
1695:
1696: static int
1.18 schwarze 1697: pre_vt(DECL_ARGS)
1698: {
1699:
1700: if (MDOC_SYNPRETTY & n->flags) {
1701: switch (n->type) {
1.62 schwarze 1702: case MDOC_BLOCK:
1.23 schwarze 1703: pre_syn(n);
1.18 schwarze 1704: return(1);
1.62 schwarze 1705: case MDOC_BODY:
1.18 schwarze 1706: break;
1707: default:
1708: return(0);
1709: }
1710: }
1.26 schwarze 1711: font_push('I');
1.18 schwarze 1712: return(1);
1713: }
1714:
1715: static void
1716: post_vt(DECL_ARGS)
1717: {
1718:
1.19 schwarze 1719: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1720: return;
1.26 schwarze 1721: font_pop();
1.1 schwarze 1722: }
1723:
1724: static int
1725: pre_xr(DECL_ARGS)
1726: {
1727:
1728: n = n->child;
1729: if (NULL == n)
1730: return(0);
1.42 schwarze 1731: print_node(meta, n);
1.1 schwarze 1732: n = n->next;
1733: if (NULL == n)
1734: return(0);
1.20 schwarze 1735: outflags &= ~MMAN_spc;
1736: print_word("(");
1.42 schwarze 1737: print_node(meta, n);
1.20 schwarze 1738: print_word(")");
1.1 schwarze 1739: return(0);
1.8 schwarze 1740: }
1741:
1742: static int
1743: pre_ux(DECL_ARGS)
1744: {
1745:
1.20 schwarze 1746: print_word(manacts[n->tok].prefix);
1.8 schwarze 1747: if (NULL == n->child)
1748: return(0);
1.20 schwarze 1749: outflags &= ~MMAN_spc;
1.45 schwarze 1750: print_word("\\ ");
1.20 schwarze 1751: outflags &= ~MMAN_spc;
1.8 schwarze 1752: return(1);
1.1 schwarze 1753: }
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