Annotation of mandoc/mdoc_man.c, Revision 1.67
1.67 ! schwarze 1: /* $Id: mdoc_man.c,v 1.66 2014/07/04 16:12:08 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",
1.62 schwarze 551: meta->title, meta->msec, meta->date,
552: meta->os, meta->vol);
1.1 schwarze 553:
1.45 schwarze 554: /* Disable hyphenation and if nroff, disable justification. */
555: printf(".nh\n.if n .ad l");
556:
1.20 schwarze 557: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 558: if (0 == fontqueue.size) {
559: fontqueue.size = 8;
560: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
561: *fontqueue.tail = 'R';
562: }
1.42 schwarze 563: print_node(meta, n);
1.3 schwarze 564: putchar('\n');
1.1 schwarze 565: }
566:
567: static void
568: print_node(DECL_ARGS)
569: {
1.52 schwarze 570: const struct mdoc_node *sub;
1.5 kristaps 571: const struct manact *act;
1.1 schwarze 572: int cond, do_sub;
1.46 schwarze 573:
1.5 kristaps 574: /*
575: * Break the line if we were parsed subsequent the current node.
576: * This makes the page structure be more consistent.
577: */
1.52 schwarze 578: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 579: outflags |= MMAN_nl;
1.1 schwarze 580:
1.5 kristaps 581: act = NULL;
1.1 schwarze 582: cond = 0;
583: do_sub = 1;
1.5 kristaps 584:
1.1 schwarze 585: if (MDOC_TEXT == n->type) {
1.5 kristaps 586: /*
587: * Make sure that we don't happen to start with a
588: * control character at the start of a line.
589: */
1.62 schwarze 590: if (MMAN_nl & outflags &&
591: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 592: print_word("");
593: printf("\\&");
1.20 schwarze 594: outflags &= ~MMAN_spc;
1.3 schwarze 595: }
1.20 schwarze 596: print_word(n->string);
1.1 schwarze 597: } else {
1.5 kristaps 598: /*
599: * Conditionally run the pre-node action handler for a
600: * node.
601: */
1.1 schwarze 602: act = manacts + n->tok;
1.42 schwarze 603: cond = NULL == act->cond || (*act->cond)(meta, n);
1.61 schwarze 604: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 605: do_sub = (*act->pre)(meta, n);
1.1 schwarze 606: }
607:
1.62 schwarze 608: /*
1.5 kristaps 609: * Conditionally run all child nodes.
610: * Note that this iterates over children instead of using
611: * recursion. This prevents unnecessary depth in the stack.
612: */
1.1 schwarze 613: if (do_sub)
614: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 615: print_node(meta, sub);
1.1 schwarze 616:
1.5 kristaps 617: /*
618: * Lastly, conditionally run the post-node handler.
619: */
1.61 schwarze 620: if (MDOC_ENDED & n->flags)
621: return;
622:
1.1 schwarze 623: if (cond && act->post)
1.42 schwarze 624: (*act->post)(meta, n);
1.61 schwarze 625:
626: if (ENDBODY_NOT != n->end)
627: n->pending->flags |= MDOC_ENDED;
628:
629: if (ENDBODY_NOSPACE == n->end)
630: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 631: }
632:
633: static int
634: cond_head(DECL_ARGS)
635: {
1.5 kristaps 636:
1.1 schwarze 637: return(MDOC_HEAD == n->type);
638: }
639:
640: static int
641: cond_body(DECL_ARGS)
642: {
1.5 kristaps 643:
1.1 schwarze 644: return(MDOC_BODY == n->type);
645: }
646:
647: static int
648: pre_enc(DECL_ARGS)
649: {
1.5 kristaps 650: const char *prefix;
1.1 schwarze 651:
652: prefix = manacts[n->tok].prefix;
653: if (NULL == prefix)
654: return(1);
1.20 schwarze 655: print_word(prefix);
656: outflags &= ~MMAN_spc;
1.1 schwarze 657: return(1);
658: }
659:
660: static void
661: post_enc(DECL_ARGS)
662: {
663: const char *suffix;
664:
665: suffix = manacts[n->tok].suffix;
666: if (NULL == suffix)
667: return;
1.61 schwarze 668: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 669: print_word(suffix);
1.26 schwarze 670: }
671:
1.67 ! schwarze 672: static int
! 673: pre_ex(DECL_ARGS)
! 674: {
! 675: int nchild;
! 676:
! 677: outflags |= MMAN_br | MMAN_nl;
! 678:
! 679: print_word("The");
! 680:
! 681: nchild = n->nchild;
! 682: for (n = n->child; n; n = n->next) {
! 683: font_push('B');
! 684: print_word(n->string);
! 685: font_pop();
! 686:
! 687: if (n->next == NULL)
! 688: continue;
! 689:
! 690: if (nchild > 2) {
! 691: outflags &= ~MMAN_spc;
! 692: print_word(",");
! 693: }
! 694: if (n->next->next == NULL)
! 695: print_word("and");
! 696: }
! 697:
! 698: if (nchild > 1)
! 699: print_word("utilities exit\\~0");
! 700: else
! 701: print_word("utility exits\\~0");
! 702:
! 703: print_word("on success, and\\~>0 if an error occurs.");
! 704: outflags |= MMAN_nl;
! 705: return(0);
! 706: }
! 707:
1.26 schwarze 708: static void
709: post_font(DECL_ARGS)
710: {
711:
712: font_pop();
1.1 schwarze 713: }
714:
715: static void
716: post_percent(DECL_ARGS)
717: {
718:
1.34 schwarze 719: if (pre_em == manacts[n->tok].pre)
720: font_pop();
721: if (n->next) {
1.20 schwarze 722: print_word(",");
1.34 schwarze 723: if (n->prev && n->prev->tok == n->tok &&
724: n->next->tok == n->tok)
725: print_word("and");
726: } else {
1.20 schwarze 727: print_word(".");
728: outflags |= MMAN_nl;
1.1 schwarze 729: }
730: }
731:
1.34 schwarze 732: static int
733: pre__t(DECL_ARGS)
734: {
735:
1.62 schwarze 736: if (n->parent && MDOC_Rs == n->parent->tok &&
737: n->parent->norm->Rs.quote_T) {
1.37 schwarze 738: print_word("");
739: putchar('\"');
1.34 schwarze 740: outflags &= ~MMAN_spc;
741: } else
742: font_push('I');
743: return(1);
744: }
745:
746: static void
747: post__t(DECL_ARGS)
748: {
749:
1.62 schwarze 750: if (n->parent && MDOC_Rs == n->parent->tok &&
751: n->parent->norm->Rs.quote_T) {
1.34 schwarze 752: outflags &= ~MMAN_spc;
1.37 schwarze 753: print_word("");
754: putchar('\"');
1.34 schwarze 755: } else
756: font_pop();
1.42 schwarze 757: post_percent(meta, n);
1.34 schwarze 758: }
759:
1.5 kristaps 760: /*
761: * Print before a section header.
762: */
1.1 schwarze 763: static int
1.3 schwarze 764: pre_sect(DECL_ARGS)
765: {
766:
1.54 schwarze 767: if (MDOC_HEAD == n->type) {
1.46 schwarze 768: outflags |= MMAN_sp;
769: print_block(manacts[n->tok].prefix, 0);
770: print_word("");
771: putchar('\"');
772: outflags &= ~MMAN_spc;
773: }
1.3 schwarze 774: return(1);
775: }
776:
1.5 kristaps 777: /*
778: * Print subsequent a section header.
779: */
1.3 schwarze 780: static void
781: post_sect(DECL_ARGS)
782: {
783:
784: if (MDOC_HEAD != n->type)
785: return;
1.20 schwarze 786: outflags &= ~MMAN_spc;
1.37 schwarze 787: print_word("");
788: putchar('\"');
1.20 schwarze 789: outflags |= MMAN_nl;
1.22 schwarze 790: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
791: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
792: }
793:
1.23 schwarze 794: /* See mdoc_term.c, synopsis_pre() for comments. */
795: static void
796: pre_syn(const struct mdoc_node *n)
797: {
798:
799: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
800: return;
801:
802: if (n->prev->tok == n->tok &&
1.62 schwarze 803: MDOC_Ft != n->tok &&
804: MDOC_Fo != n->tok &&
805: MDOC_Fn != n->tok) {
1.23 schwarze 806: outflags |= MMAN_br;
807: return;
808: }
809:
810: switch (n->prev->tok) {
1.62 schwarze 811: case MDOC_Fd:
1.23 schwarze 812: /* FALLTHROUGH */
1.62 schwarze 813: case MDOC_Fn:
1.23 schwarze 814: /* FALLTHROUGH */
1.62 schwarze 815: case MDOC_Fo:
1.23 schwarze 816: /* FALLTHROUGH */
1.62 schwarze 817: case MDOC_In:
1.23 schwarze 818: /* FALLTHROUGH */
1.62 schwarze 819: case MDOC_Vt:
1.23 schwarze 820: outflags |= MMAN_sp;
821: break;
1.62 schwarze 822: case MDOC_Ft:
1.23 schwarze 823: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
824: outflags |= MMAN_sp;
825: break;
826: }
827: /* FALLTHROUGH */
828: default:
829: outflags |= MMAN_br;
830: break;
831: }
832: }
833:
1.22 schwarze 834: static int
835: pre_an(DECL_ARGS)
836: {
837:
838: switch (n->norm->An.auth) {
1.62 schwarze 839: case AUTH_split:
1.22 schwarze 840: outflags &= ~MMAN_An_nosplit;
841: outflags |= MMAN_An_split;
842: return(0);
1.62 schwarze 843: case AUTH_nosplit:
1.22 schwarze 844: outflags &= ~MMAN_An_split;
845: outflags |= MMAN_An_nosplit;
846: return(0);
847: default:
848: if (MMAN_An_split & outflags)
849: outflags |= MMAN_br;
850: else if (SEC_AUTHORS == n->sec &&
851: ! (MMAN_An_nosplit & outflags))
852: outflags |= MMAN_An_split;
853: return(1);
854: }
1.3 schwarze 855: }
856:
857: static int
858: pre_ap(DECL_ARGS)
859: {
860:
1.20 schwarze 861: outflags &= ~MMAN_spc;
862: print_word("'");
863: outflags &= ~MMAN_spc;
1.3 schwarze 864: return(0);
865: }
866:
867: static int
868: pre_bd(DECL_ARGS)
869: {
870:
1.36 schwarze 871: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
872:
873: if (DISP_unfilled == n->norm->Bd.type ||
874: DISP_literal == n->norm->Bd.type)
875: print_line(".nf", 0);
876: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 877: outflags |= MMAN_sp;
1.20 schwarze 878: print_offs(n->norm->Bd.offs);
1.3 schwarze 879: return(1);
880: }
881:
882: static void
883: post_bd(DECL_ARGS)
884: {
885:
1.43 schwarze 886: /* Close out this display. */
1.36 schwarze 887: print_line(".RE", MMAN_nl);
1.3 schwarze 888: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 889: DISP_literal == n->norm->Bd.type)
890: print_line(".fi", MMAN_nl);
1.43 schwarze 891:
1.47 schwarze 892: /* Maybe we are inside an enclosing list? */
893: if (NULL != n->parent->next)
894: mid_it();
1.13 schwarze 895: }
896:
897: static int
1.27 schwarze 898: pre_bf(DECL_ARGS)
899: {
900:
901: switch (n->type) {
1.62 schwarze 902: case MDOC_BLOCK:
1.27 schwarze 903: return(1);
1.62 schwarze 904: case MDOC_BODY:
1.27 schwarze 905: break;
906: default:
907: return(0);
908: }
909: switch (n->norm->Bf.font) {
1.62 schwarze 910: case FONT_Em:
1.27 schwarze 911: font_push('I');
912: break;
1.62 schwarze 913: case FONT_Sy:
1.27 schwarze 914: font_push('B');
915: break;
916: default:
917: font_push('R');
918: break;
919: }
920: return(1);
921: }
922:
923: static void
924: post_bf(DECL_ARGS)
925: {
926:
927: if (MDOC_BODY == n->type)
928: font_pop();
929: }
930:
931: static int
1.13 schwarze 932: pre_bk(DECL_ARGS)
933: {
934:
935: switch (n->type) {
1.62 schwarze 936: case MDOC_BLOCK:
1.13 schwarze 937: return(1);
1.62 schwarze 938: case MDOC_BODY:
1.20 schwarze 939: outflags |= MMAN_Bk;
1.13 schwarze 940: return(1);
941: default:
942: return(0);
943: }
944: }
945:
946: static void
947: post_bk(DECL_ARGS)
948: {
949:
1.54 schwarze 950: if (MDOC_BODY == n->type)
1.20 schwarze 951: outflags &= ~MMAN_Bk;
1.3 schwarze 952: }
953:
954: static int
1.30 schwarze 955: pre_bl(DECL_ARGS)
956: {
1.33 schwarze 957: size_t icol;
1.30 schwarze 958:
1.49 schwarze 959: /*
960: * print_offs() will increase the -offset to account for
961: * a possible enclosing .It, but any enclosed .It blocks
962: * just nest and do not add up their indentation.
963: */
964: if (n->norm->Bl.offs) {
965: print_offs(n->norm->Bl.offs);
966: Bl_stack[Bl_stack_len++] = 0;
967: }
968:
1.33 schwarze 969: switch (n->norm->Bl.type) {
1.62 schwarze 970: case LIST_enum:
1.30 schwarze 971: n->norm->Bl.count = 0;
1.33 schwarze 972: return(1);
1.62 schwarze 973: case LIST_column:
1.33 schwarze 974: break;
975: default:
976: return(1);
977: }
978:
1.36 schwarze 979: print_line(".TS", MMAN_nl);
1.33 schwarze 980: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
981: print_word("l");
982: print_word(".");
1.36 schwarze 983: outflags |= MMAN_nl;
1.30 schwarze 984: return(1);
985: }
986:
987: static void
988: post_bl(DECL_ARGS)
989: {
990:
1.33 schwarze 991: switch (n->norm->Bl.type) {
1.62 schwarze 992: case LIST_column:
1.36 schwarze 993: print_line(".TE", 0);
994: break;
1.62 schwarze 995: case LIST_enum:
1.33 schwarze 996: n->norm->Bl.count = 0;
997: break;
998: default:
999: break;
1000: }
1.49 schwarze 1001:
1002: if (n->norm->Bl.offs) {
1003: print_line(".RE", MMAN_nl);
1004: assert(Bl_stack_len);
1005: Bl_stack_len--;
1006: assert(0 == Bl_stack[Bl_stack_len]);
1007: } else {
1008: outflags |= MMAN_PP | MMAN_nl;
1009: outflags &= ~(MMAN_sp | MMAN_br);
1010: }
1.47 schwarze 1011:
1012: /* Maybe we are inside an enclosing list? */
1013: if (NULL != n->parent->next)
1014: mid_it();
1015:
1.30 schwarze 1016: }
1017:
1018: static int
1.3 schwarze 1019: pre_br(DECL_ARGS)
1020: {
1021:
1.21 schwarze 1022: outflags |= MMAN_br;
1.3 schwarze 1023: return(0);
1024: }
1025:
1026: static int
1.8 schwarze 1027: pre_bx(DECL_ARGS)
1028: {
1029:
1030: n = n->child;
1031: if (n) {
1.20 schwarze 1032: print_word(n->string);
1033: outflags &= ~MMAN_spc;
1.8 schwarze 1034: n = n->next;
1035: }
1.20 schwarze 1036: print_word("BSD");
1.8 schwarze 1037: if (NULL == n)
1038: return(0);
1.20 schwarze 1039: outflags &= ~MMAN_spc;
1040: print_word("-");
1041: outflags &= ~MMAN_spc;
1042: print_word(n->string);
1.8 schwarze 1043: return(0);
1044: }
1045:
1046: static int
1.1 schwarze 1047: pre_dl(DECL_ARGS)
1048: {
1049:
1.47 schwarze 1050: print_offs("6n");
1.1 schwarze 1051: return(1);
1052: }
1053:
1054: static void
1055: post_dl(DECL_ARGS)
1056: {
1057:
1.36 schwarze 1058: print_line(".RE", MMAN_nl);
1.47 schwarze 1059:
1060: /* Maybe we are inside an enclosing list? */
1061: if (NULL != n->parent->next)
1062: mid_it();
1.16 schwarze 1063: }
1064:
1065: static int
1.26 schwarze 1066: pre_em(DECL_ARGS)
1067: {
1068:
1069: font_push('I');
1070: return(1);
1.28 schwarze 1071: }
1072:
1.64 schwarze 1073: static int
1074: pre_en(DECL_ARGS)
1075: {
1076:
1077: if (NULL == n->norm->Es ||
1078: NULL == n->norm->Es->child)
1079: return(1);
1080:
1081: print_word(n->norm->Es->child->string);
1082: outflags &= ~MMAN_spc;
1083: return(1);
1084: }
1085:
1086: static void
1087: post_en(DECL_ARGS)
1088: {
1089:
1090: if (NULL == n->norm->Es ||
1091: NULL == n->norm->Es->child ||
1092: NULL == n->norm->Es->child->next)
1093: return;
1094:
1095: outflags &= ~MMAN_spc;
1096: print_word(n->norm->Es->child->next->string);
1097: return;
1098: }
1099:
1.28 schwarze 1100: static void
1101: post_eo(DECL_ARGS)
1102: {
1103:
1104: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1105: outflags &= ~MMAN_spc;
1.64 schwarze 1106: }
1107:
1108: static int
1109: pre_es(DECL_ARGS)
1110: {
1111:
1112: return(0);
1.26 schwarze 1113: }
1114:
1115: static int
1.17 schwarze 1116: pre_fa(DECL_ARGS)
1117: {
1.57 schwarze 1118: int am_Fa;
1.17 schwarze 1119:
1.57 schwarze 1120: am_Fa = MDOC_Fa == n->tok;
1121:
1122: if (am_Fa)
1.17 schwarze 1123: n = n->child;
1124:
1125: while (NULL != n) {
1.26 schwarze 1126: font_push('I');
1.57 schwarze 1127: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1128: outflags |= MMAN_nbrword;
1.42 schwarze 1129: print_node(meta, n);
1.26 schwarze 1130: font_pop();
1.17 schwarze 1131: if (NULL != (n = n->next))
1.20 schwarze 1132: print_word(",");
1.17 schwarze 1133: }
1134: return(0);
1135: }
1136:
1137: static void
1138: post_fa(DECL_ARGS)
1139: {
1140:
1141: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1142: print_word(",");
1.29 schwarze 1143: }
1144:
1145: static int
1146: pre_fd(DECL_ARGS)
1147: {
1148:
1149: pre_syn(n);
1150: font_push('B');
1151: return(1);
1152: }
1153:
1154: static void
1155: post_fd(DECL_ARGS)
1156: {
1157:
1158: font_pop();
1159: outflags |= MMAN_br;
1.17 schwarze 1160: }
1161:
1162: static int
1.26 schwarze 1163: pre_fl(DECL_ARGS)
1164: {
1165:
1166: font_push('B');
1.45 schwarze 1167: print_word("\\-");
1.26 schwarze 1168: outflags &= ~MMAN_spc;
1169: return(1);
1170: }
1171:
1172: static void
1173: post_fl(DECL_ARGS)
1174: {
1175:
1176: font_pop();
1.27 schwarze 1177: if (0 == n->nchild && NULL != n->next &&
1178: n->next->line == n->line)
1.26 schwarze 1179: outflags &= ~MMAN_spc;
1180: }
1181:
1182: static int
1.16 schwarze 1183: pre_fn(DECL_ARGS)
1184: {
1185:
1.23 schwarze 1186: pre_syn(n);
1187:
1.16 schwarze 1188: n = n->child;
1189: if (NULL == n)
1190: return(0);
1191:
1.55 schwarze 1192: if (MDOC_SYNPRETTY & n->flags)
1193: print_block(".HP 4n", MMAN_nl);
1194:
1.26 schwarze 1195: font_push('B');
1.42 schwarze 1196: print_node(meta, n);
1.26 schwarze 1197: font_pop();
1.20 schwarze 1198: outflags &= ~MMAN_spc;
1.26 schwarze 1199: print_word("(");
1.20 schwarze 1200: outflags &= ~MMAN_spc;
1.35 schwarze 1201:
1202: n = n->next;
1203: if (NULL != n)
1.42 schwarze 1204: pre_fa(meta, n);
1.35 schwarze 1205: return(0);
1.16 schwarze 1206: }
1207:
1208: static void
1209: post_fn(DECL_ARGS)
1210: {
1211:
1.20 schwarze 1212: print_word(")");
1.16 schwarze 1213: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1214: print_word(";");
1.55 schwarze 1215: outflags |= MMAN_PP;
1.17 schwarze 1216: }
1217: }
1218:
1219: static int
1220: pre_fo(DECL_ARGS)
1221: {
1222:
1223: switch (n->type) {
1.62 schwarze 1224: case MDOC_BLOCK:
1.23 schwarze 1225: pre_syn(n);
1226: break;
1.62 schwarze 1227: case MDOC_HEAD:
1.57 schwarze 1228: if (MDOC_SYNPRETTY & n->flags)
1229: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1230: font_push('B');
1.17 schwarze 1231: break;
1.62 schwarze 1232: case MDOC_BODY:
1.20 schwarze 1233: outflags &= ~MMAN_spc;
1234: print_word("(");
1235: outflags &= ~MMAN_spc;
1.17 schwarze 1236: break;
1237: default:
1238: break;
1239: }
1240: return(1);
1241: }
1.57 schwarze 1242:
1.17 schwarze 1243: static void
1244: post_fo(DECL_ARGS)
1245: {
1246:
1247: switch (n->type) {
1.62 schwarze 1248: case MDOC_HEAD:
1.26 schwarze 1249: font_pop();
1.17 schwarze 1250: break;
1.62 schwarze 1251: case MDOC_BODY:
1.42 schwarze 1252: post_fn(meta, n);
1.17 schwarze 1253: break;
1254: default:
1255: break;
1.16 schwarze 1256: }
1.15 schwarze 1257: }
1258:
1259: static int
1.23 schwarze 1260: pre_ft(DECL_ARGS)
1261: {
1262:
1263: pre_syn(n);
1.26 schwarze 1264: font_push('I');
1.23 schwarze 1265: return(1);
1266: }
1267:
1268: static int
1.15 schwarze 1269: pre_in(DECL_ARGS)
1270: {
1271:
1272: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1273: pre_syn(n);
1.26 schwarze 1274: font_push('B');
1275: print_word("#include <");
1276: outflags &= ~MMAN_spc;
1277: } else {
1278: print_word("<");
1279: outflags &= ~MMAN_spc;
1280: font_push('I');
1281: }
1.15 schwarze 1282: return(1);
1283: }
1284:
1285: static void
1286: post_in(DECL_ARGS)
1287: {
1288:
1289: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1290: outflags &= ~MMAN_spc;
1291: print_word(">");
1292: font_pop();
1.21 schwarze 1293: outflags |= MMAN_br;
1.26 schwarze 1294: } else {
1295: font_pop();
1296: outflags &= ~MMAN_spc;
1297: print_word(">");
1298: }
1.1 schwarze 1299: }
1300:
1301: static int
1302: pre_it(DECL_ARGS)
1303: {
1304: const struct mdoc_node *bln;
1305:
1.30 schwarze 1306: switch (n->type) {
1.62 schwarze 1307: case MDOC_HEAD:
1.36 schwarze 1308: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1309: bln = n->parent->parent;
1.36 schwarze 1310: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1311: (NULL == n->parent->prev &&
1312: NULL == bln->parent->prev))
1.36 schwarze 1313: outflags |= MMAN_sp;
1314: outflags &= ~MMAN_br;
1.3 schwarze 1315: switch (bln->norm->Bl.type) {
1.62 schwarze 1316: case LIST_item:
1.30 schwarze 1317: return(0);
1.62 schwarze 1318: case LIST_inset:
1.30 schwarze 1319: /* FALLTHROUGH */
1.62 schwarze 1320: case LIST_diag:
1.30 schwarze 1321: /* FALLTHROUGH */
1.62 schwarze 1322: case LIST_ohang:
1.30 schwarze 1323: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1324: print_line(".B \"", 0);
1.30 schwarze 1325: else
1.36 schwarze 1326: print_line(".R \"", 0);
1.30 schwarze 1327: outflags &= ~MMAN_spc;
1328: return(1);
1.62 schwarze 1329: case LIST_bullet:
1.30 schwarze 1330: /* FALLTHROUGH */
1.62 schwarze 1331: case LIST_dash:
1.30 schwarze 1332: /* FALLTHROUGH */
1.62 schwarze 1333: case LIST_hyphen:
1.35 schwarze 1334: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1335: TPremain = 0;
1.30 schwarze 1336: outflags |= MMAN_nl;
1337: font_push('B');
1338: if (LIST_bullet == bln->norm->Bl.type)
1339: print_word("o");
1340: else
1341: print_word("-");
1342: font_pop();
1.66 schwarze 1343: outflags |= MMAN_nl;
1344: return(0);
1.62 schwarze 1345: case LIST_enum:
1.35 schwarze 1346: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1347: TPremain = 0;
1.30 schwarze 1348: outflags |= MMAN_nl;
1349: print_count(&bln->norm->Bl.count);
1.66 schwarze 1350: outflags |= MMAN_nl;
1351: return(0);
1.62 schwarze 1352: case LIST_hang:
1.35 schwarze 1353: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1354: TPremain = 0;
1.66 schwarze 1355: outflags |= MMAN_nl;
1356: return(1);
1.62 schwarze 1357: case LIST_tag:
1.37 schwarze 1358: print_width(bln->norm->Bl.width, n->child, 0);
1359: putchar('\n');
1360: outflags &= ~MMAN_spc;
1361: return(1);
1.3 schwarze 1362: default:
1.32 schwarze 1363: return(1);
1.3 schwarze 1364: }
1.30 schwarze 1365: default:
1366: break;
1.1 schwarze 1367: }
1368: return(1);
1.30 schwarze 1369: }
1370:
1.47 schwarze 1371: /*
1372: * This function is called after closing out an indented block.
1373: * If we are inside an enclosing list, restore its indentation.
1374: */
1375: static void
1376: mid_it(void)
1377: {
1378: char buf[24];
1379:
1380: /* Nothing to do outside a list. */
1381: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1382: return;
1383:
1384: /* The indentation has already been set up. */
1385: if (Bl_stack_post[Bl_stack_len - 1])
1386: return;
1387:
1388: /* Restore the indentation of the enclosing list. */
1389: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1390: (void)snprintf(buf, sizeof(buf), "%zun",
1391: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1392: print_word(buf);
1393:
1394: /* Remeber to close out this .RS block later. */
1395: Bl_stack_post[Bl_stack_len - 1] = 1;
1396: }
1397:
1.30 schwarze 1398: static void
1399: post_it(DECL_ARGS)
1400: {
1401: const struct mdoc_node *bln;
1402:
1.33 schwarze 1403: bln = n->parent->parent;
1404:
1405: switch (n->type) {
1.62 schwarze 1406: case MDOC_HEAD:
1.30 schwarze 1407: switch (bln->norm->Bl.type) {
1.62 schwarze 1408: case LIST_diag:
1.30 schwarze 1409: outflags &= ~MMAN_spc;
1410: print_word("\\ ");
1411: break;
1.62 schwarze 1412: case LIST_ohang:
1.30 schwarze 1413: outflags |= MMAN_br;
1414: break;
1415: default:
1416: break;
1417: }
1.33 schwarze 1418: break;
1.62 schwarze 1419: case MDOC_BODY:
1.43 schwarze 1420: switch (bln->norm->Bl.type) {
1.62 schwarze 1421: case LIST_bullet:
1.43 schwarze 1422: /* FALLTHROUGH */
1.62 schwarze 1423: case LIST_dash:
1.43 schwarze 1424: /* FALLTHROUGH */
1.62 schwarze 1425: case LIST_hyphen:
1.43 schwarze 1426: /* FALLTHROUGH */
1.62 schwarze 1427: case LIST_enum:
1.43 schwarze 1428: /* FALLTHROUGH */
1.62 schwarze 1429: case LIST_hang:
1.43 schwarze 1430: /* FALLTHROUGH */
1.62 schwarze 1431: case LIST_tag:
1.43 schwarze 1432: assert(Bl_stack_len);
1433: Bl_stack[--Bl_stack_len] = 0;
1434:
1435: /*
1436: * Our indentation had to be restored
1.47 schwarze 1437: * after a child display or child list.
1.43 schwarze 1438: * Close out that indentation block now.
1439: */
1440: if (Bl_stack_post[Bl_stack_len]) {
1441: print_line(".RE", MMAN_nl);
1442: Bl_stack_post[Bl_stack_len] = 0;
1443: }
1444: break;
1.62 schwarze 1445: case LIST_column:
1.43 schwarze 1446: if (NULL != n->next) {
1447: putchar('\t');
1448: outflags &= ~MMAN_spc;
1449: }
1450: break;
1451: default:
1452: break;
1.33 schwarze 1453: }
1454: break;
1455: default:
1456: break;
1.30 schwarze 1457: }
1.14 schwarze 1458: }
1459:
1460: static void
1461: post_lb(DECL_ARGS)
1462: {
1463:
1.21 schwarze 1464: if (SEC_LIBRARY == n->sec)
1465: outflags |= MMAN_br;
1.24 schwarze 1466: }
1467:
1468: static int
1469: pre_lk(DECL_ARGS)
1470: {
1471: const struct mdoc_node *link, *descr;
1472:
1473: if (NULL == (link = n->child))
1474: return(0);
1475:
1476: if (NULL != (descr = link->next)) {
1.26 schwarze 1477: font_push('I');
1.24 schwarze 1478: while (NULL != descr) {
1479: print_word(descr->string);
1480: descr = descr->next;
1481: }
1482: print_word(":");
1.26 schwarze 1483: font_pop();
1.24 schwarze 1484: }
1485:
1.26 schwarze 1486: font_push('B');
1.24 schwarze 1487: print_word(link->string);
1.26 schwarze 1488: font_pop();
1.24 schwarze 1489: return(0);
1.60 schwarze 1490: }
1491:
1492: static int
1493: pre_ll(DECL_ARGS)
1494: {
1495:
1496: print_line(".ll", 0);
1497: return(1);
1.1 schwarze 1498: }
1499:
1500: static int
1.26 schwarze 1501: pre_li(DECL_ARGS)
1502: {
1503:
1504: font_push('R');
1505: return(1);
1506: }
1507:
1508: static int
1.1 schwarze 1509: pre_nm(DECL_ARGS)
1510: {
1.38 schwarze 1511: char *name;
1.1 schwarze 1512:
1.54 schwarze 1513: if (MDOC_BLOCK == n->type) {
1514: outflags |= MMAN_Bk;
1.23 schwarze 1515: pre_syn(n);
1.54 schwarze 1516: }
1.1 schwarze 1517: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1518: return(1);
1.42 schwarze 1519: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1520: if (NULL == name)
1.23 schwarze 1521: return(0);
1.38 schwarze 1522: if (MDOC_HEAD == n->type) {
1523: if (NULL == n->parent->prev)
1524: outflags |= MMAN_sp;
1525: print_block(".HP", 0);
1.53 schwarze 1526: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1527: outflags |= MMAN_nl;
1528: }
1.26 schwarze 1529: font_push('B');
1.1 schwarze 1530: if (NULL == n->child)
1.42 schwarze 1531: print_word(meta->name);
1.1 schwarze 1532: return(1);
1533: }
1534:
1535: static void
1536: post_nm(DECL_ARGS)
1537: {
1538:
1.54 schwarze 1539: switch (n->type) {
1.62 schwarze 1540: case MDOC_BLOCK:
1.54 schwarze 1541: outflags &= ~MMAN_Bk;
1542: break;
1.62 schwarze 1543: case MDOC_HEAD:
1.54 schwarze 1544: /* FALLTHROUGH */
1.62 schwarze 1545: case MDOC_ELEM:
1.67 ! schwarze 1546: if (n->child != NULL || meta->name != NULL)
! 1547: font_pop();
1.54 schwarze 1548: break;
1549: default:
1550: break;
1551: }
1.25 schwarze 1552: }
1553:
1554: static int
1555: pre_no(DECL_ARGS)
1556: {
1557:
1558: outflags |= MMAN_spc_force;
1559: return(1);
1.1 schwarze 1560: }
1561:
1562: static int
1563: pre_ns(DECL_ARGS)
1564: {
1565:
1.20 schwarze 1566: outflags &= ~MMAN_spc;
1.1 schwarze 1567: return(0);
1568: }
1569:
1.3 schwarze 1570: static void
1571: post_pf(DECL_ARGS)
1572: {
1573:
1.20 schwarze 1574: outflags &= ~MMAN_spc;
1.3 schwarze 1575: }
1576:
1.1 schwarze 1577: static int
1578: pre_pp(DECL_ARGS)
1579: {
1580:
1.36 schwarze 1581: if (MDOC_It != n->parent->tok)
1582: outflags |= MMAN_PP;
1583: outflags |= MMAN_sp | MMAN_nl;
1584: outflags &= ~MMAN_br;
1.34 schwarze 1585: return(0);
1586: }
1587:
1588: static int
1589: pre_rs(DECL_ARGS)
1590: {
1591:
1592: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1593: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1594: outflags &= ~MMAN_br;
1.34 schwarze 1595: }
1596: return(1);
1.67 ! schwarze 1597: }
! 1598:
! 1599: static int
! 1600: pre_rv(DECL_ARGS)
! 1601: {
! 1602: int nchild;
! 1603:
! 1604: outflags |= MMAN_br | MMAN_nl;
! 1605:
! 1606: nchild = n->nchild;
! 1607: if (nchild > 0) {
! 1608: print_word("The");
! 1609:
! 1610: for (n = n->child; n; n = n->next) {
! 1611: font_push('B');
! 1612: print_word(n->string);
! 1613: font_pop();
! 1614:
! 1615: outflags &= ~MMAN_spc;
! 1616: print_word("()");
! 1617:
! 1618: if (n->next == NULL)
! 1619: continue;
! 1620:
! 1621: if (nchild > 2) {
! 1622: outflags &= ~MMAN_spc;
! 1623: print_word(",");
! 1624: }
! 1625: if (n->next->next == NULL)
! 1626: print_word("and");
! 1627: }
! 1628:
! 1629: if (nchild > 1)
! 1630: print_word("functions return");
! 1631: else
! 1632: print_word("function returns");
! 1633:
! 1634: print_word("the value\\~0 if successful;");
! 1635: } else
! 1636: print_word("Upon successful completion, "
! 1637: "the value\\~0 is returned;");
! 1638:
! 1639: print_word("otherwise the value\\~\\-1 is returned"
! 1640: " and the global variable");
! 1641:
! 1642: font_push('I');
! 1643: print_word("errno");
! 1644: font_pop();
! 1645:
! 1646: print_word("is set to indicate the error.");
! 1647: outflags |= MMAN_nl;
! 1648: return(0);
1.12 schwarze 1649: }
1650:
1651: static int
1652: pre_sm(DECL_ARGS)
1653: {
1654:
1.65 schwarze 1655: if (NULL == n->child)
1656: outflags ^= MMAN_Sm;
1657: else if (0 == strcmp("on", n->child->string))
1658: outflags |= MMAN_Sm;
1.12 schwarze 1659: else
1.20 schwarze 1660: outflags &= ~MMAN_Sm;
1.65 schwarze 1661:
1662: if (MMAN_Sm & outflags)
1663: outflags |= MMAN_spc;
1664:
1.12 schwarze 1665: return(0);
1.1 schwarze 1666: }
1667:
1668: static int
1.3 schwarze 1669: pre_sp(DECL_ARGS)
1.1 schwarze 1670: {
1671:
1.41 schwarze 1672: if (MMAN_PP & outflags) {
1673: outflags &= ~MMAN_PP;
1.40 schwarze 1674: print_line(".PP", 0);
1.41 schwarze 1675: } else
1.40 schwarze 1676: print_line(".sp", 0);
1.1 schwarze 1677: return(1);
1678: }
1679:
1680: static void
1.3 schwarze 1681: post_sp(DECL_ARGS)
1.1 schwarze 1682: {
1683:
1.20 schwarze 1684: outflags |= MMAN_nl;
1.18 schwarze 1685: }
1686:
1687: static int
1.26 schwarze 1688: pre_sy(DECL_ARGS)
1689: {
1690:
1691: font_push('B');
1692: return(1);
1693: }
1694:
1695: static int
1.18 schwarze 1696: pre_vt(DECL_ARGS)
1697: {
1698:
1699: if (MDOC_SYNPRETTY & n->flags) {
1700: switch (n->type) {
1.62 schwarze 1701: case MDOC_BLOCK:
1.23 schwarze 1702: pre_syn(n);
1.18 schwarze 1703: return(1);
1.62 schwarze 1704: case MDOC_BODY:
1.18 schwarze 1705: break;
1706: default:
1707: return(0);
1708: }
1709: }
1.26 schwarze 1710: font_push('I');
1.18 schwarze 1711: return(1);
1712: }
1713:
1714: static void
1715: post_vt(DECL_ARGS)
1716: {
1717:
1.19 schwarze 1718: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1719: return;
1.26 schwarze 1720: font_pop();
1.1 schwarze 1721: }
1722:
1723: static int
1724: pre_xr(DECL_ARGS)
1725: {
1726:
1727: n = n->child;
1728: if (NULL == n)
1729: return(0);
1.42 schwarze 1730: print_node(meta, n);
1.1 schwarze 1731: n = n->next;
1732: if (NULL == n)
1733: return(0);
1.20 schwarze 1734: outflags &= ~MMAN_spc;
1735: print_word("(");
1.42 schwarze 1736: print_node(meta, n);
1.20 schwarze 1737: print_word(")");
1.1 schwarze 1738: return(0);
1.8 schwarze 1739: }
1740:
1741: static int
1742: pre_ux(DECL_ARGS)
1743: {
1744:
1.20 schwarze 1745: print_word(manacts[n->tok].prefix);
1.8 schwarze 1746: if (NULL == n->child)
1747: return(0);
1.20 schwarze 1748: outflags &= ~MMAN_spc;
1.45 schwarze 1749: print_word("\\ ");
1.20 schwarze 1750: outflags &= ~MMAN_spc;
1.8 schwarze 1751: return(1);
1.1 schwarze 1752: }
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