Annotation of mandoc/mdoc_man.c, Revision 1.73
1.73 ! schwarze 1: /* $Id: mdoc_man.c,v 1.72 2014/11/06 22:28:36 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: #include "config.h"
1.69 schwarze 18:
19: #include <sys/types.h>
1.7 kristaps 20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
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);
1.71 schwarze 115: static void print_offs(const char *, int);
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
1.71 schwarze 419: print_offs(const char *v, int keywords)
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). */
1.71 schwarze 428: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 429: sz = 0;
1.71 schwarze 430: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 431: sz = 6;
1.71 schwarze 432: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 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: }
1.73 ! schwarze 597: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
! 598: outflags |= MMAN_spc_force;
1.20 schwarze 599: print_word(n->string);
1.73 ! schwarze 600: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
! 601: outflags |= MMAN_spc;
1.1 schwarze 602: } else {
1.5 kristaps 603: /*
604: * Conditionally run the pre-node action handler for a
605: * node.
606: */
1.1 schwarze 607: act = manacts + n->tok;
1.42 schwarze 608: cond = NULL == act->cond || (*act->cond)(meta, n);
1.61 schwarze 609: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 610: do_sub = (*act->pre)(meta, n);
1.1 schwarze 611: }
612:
1.62 schwarze 613: /*
1.5 kristaps 614: * Conditionally run all child nodes.
615: * Note that this iterates over children instead of using
616: * recursion. This prevents unnecessary depth in the stack.
617: */
1.1 schwarze 618: if (do_sub)
619: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 620: print_node(meta, sub);
1.1 schwarze 621:
1.5 kristaps 622: /*
623: * Lastly, conditionally run the post-node handler.
624: */
1.61 schwarze 625: if (MDOC_ENDED & n->flags)
626: return;
627:
1.1 schwarze 628: if (cond && act->post)
1.42 schwarze 629: (*act->post)(meta, n);
1.61 schwarze 630:
631: if (ENDBODY_NOT != n->end)
632: n->pending->flags |= MDOC_ENDED;
633:
634: if (ENDBODY_NOSPACE == n->end)
635: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 636: }
637:
638: static int
639: cond_head(DECL_ARGS)
640: {
1.5 kristaps 641:
1.1 schwarze 642: return(MDOC_HEAD == n->type);
643: }
644:
645: static int
646: cond_body(DECL_ARGS)
647: {
1.5 kristaps 648:
1.1 schwarze 649: return(MDOC_BODY == n->type);
650: }
651:
652: static int
653: pre_enc(DECL_ARGS)
654: {
1.5 kristaps 655: const char *prefix;
1.1 schwarze 656:
657: prefix = manacts[n->tok].prefix;
658: if (NULL == prefix)
659: return(1);
1.20 schwarze 660: print_word(prefix);
661: outflags &= ~MMAN_spc;
1.1 schwarze 662: return(1);
663: }
664:
665: static void
666: post_enc(DECL_ARGS)
667: {
668: const char *suffix;
669:
670: suffix = manacts[n->tok].suffix;
671: if (NULL == suffix)
672: return;
1.61 schwarze 673: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 674: print_word(suffix);
1.26 schwarze 675: }
676:
1.67 schwarze 677: static int
678: pre_ex(DECL_ARGS)
679: {
680: int nchild;
681:
682: outflags |= MMAN_br | MMAN_nl;
683:
684: print_word("The");
685:
686: nchild = n->nchild;
687: for (n = n->child; n; n = n->next) {
688: font_push('B');
689: print_word(n->string);
690: font_pop();
691:
692: if (n->next == NULL)
693: continue;
694:
695: if (nchild > 2) {
696: outflags &= ~MMAN_spc;
697: print_word(",");
698: }
699: if (n->next->next == NULL)
700: print_word("and");
701: }
702:
703: if (nchild > 1)
704: print_word("utilities exit\\~0");
705: else
706: print_word("utility exits\\~0");
707:
708: print_word("on success, and\\~>0 if an error occurs.");
709: outflags |= MMAN_nl;
710: return(0);
711: }
712:
1.26 schwarze 713: static void
714: post_font(DECL_ARGS)
715: {
716:
717: font_pop();
1.1 schwarze 718: }
719:
720: static void
721: post_percent(DECL_ARGS)
722: {
723:
1.34 schwarze 724: if (pre_em == manacts[n->tok].pre)
725: font_pop();
726: if (n->next) {
1.20 schwarze 727: print_word(",");
1.34 schwarze 728: if (n->prev && n->prev->tok == n->tok &&
729: n->next->tok == n->tok)
730: print_word("and");
731: } else {
1.20 schwarze 732: print_word(".");
733: outflags |= MMAN_nl;
1.1 schwarze 734: }
735: }
736:
1.34 schwarze 737: static int
738: pre__t(DECL_ARGS)
739: {
740:
1.62 schwarze 741: if (n->parent && MDOC_Rs == n->parent->tok &&
742: n->parent->norm->Rs.quote_T) {
1.37 schwarze 743: print_word("");
744: putchar('\"');
1.34 schwarze 745: outflags &= ~MMAN_spc;
746: } else
747: font_push('I');
748: return(1);
749: }
750:
751: static void
752: post__t(DECL_ARGS)
753: {
754:
1.62 schwarze 755: if (n->parent && MDOC_Rs == n->parent->tok &&
756: n->parent->norm->Rs.quote_T) {
1.34 schwarze 757: outflags &= ~MMAN_spc;
1.37 schwarze 758: print_word("");
759: putchar('\"');
1.34 schwarze 760: } else
761: font_pop();
1.42 schwarze 762: post_percent(meta, n);
1.34 schwarze 763: }
764:
1.5 kristaps 765: /*
766: * Print before a section header.
767: */
1.1 schwarze 768: static int
1.3 schwarze 769: pre_sect(DECL_ARGS)
770: {
771:
1.54 schwarze 772: if (MDOC_HEAD == n->type) {
1.46 schwarze 773: outflags |= MMAN_sp;
774: print_block(manacts[n->tok].prefix, 0);
775: print_word("");
776: putchar('\"');
777: outflags &= ~MMAN_spc;
778: }
1.3 schwarze 779: return(1);
780: }
781:
1.5 kristaps 782: /*
783: * Print subsequent a section header.
784: */
1.3 schwarze 785: static void
786: post_sect(DECL_ARGS)
787: {
788:
789: if (MDOC_HEAD != n->type)
790: return;
1.20 schwarze 791: outflags &= ~MMAN_spc;
1.37 schwarze 792: print_word("");
793: putchar('\"');
1.20 schwarze 794: outflags |= MMAN_nl;
1.22 schwarze 795: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
796: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
797: }
798:
1.23 schwarze 799: /* See mdoc_term.c, synopsis_pre() for comments. */
800: static void
801: pre_syn(const struct mdoc_node *n)
802: {
803:
804: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
805: return;
806:
807: if (n->prev->tok == n->tok &&
1.62 schwarze 808: MDOC_Ft != n->tok &&
809: MDOC_Fo != n->tok &&
810: MDOC_Fn != n->tok) {
1.23 schwarze 811: outflags |= MMAN_br;
812: return;
813: }
814:
815: switch (n->prev->tok) {
1.62 schwarze 816: case MDOC_Fd:
1.23 schwarze 817: /* FALLTHROUGH */
1.62 schwarze 818: case MDOC_Fn:
1.23 schwarze 819: /* FALLTHROUGH */
1.62 schwarze 820: case MDOC_Fo:
1.23 schwarze 821: /* FALLTHROUGH */
1.62 schwarze 822: case MDOC_In:
1.23 schwarze 823: /* FALLTHROUGH */
1.62 schwarze 824: case MDOC_Vt:
1.23 schwarze 825: outflags |= MMAN_sp;
826: break;
1.62 schwarze 827: case MDOC_Ft:
1.23 schwarze 828: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
829: outflags |= MMAN_sp;
830: break;
831: }
832: /* FALLTHROUGH */
833: default:
834: outflags |= MMAN_br;
835: break;
836: }
837: }
838:
1.22 schwarze 839: static int
840: pre_an(DECL_ARGS)
841: {
842:
843: switch (n->norm->An.auth) {
1.62 schwarze 844: case AUTH_split:
1.22 schwarze 845: outflags &= ~MMAN_An_nosplit;
846: outflags |= MMAN_An_split;
847: return(0);
1.62 schwarze 848: case AUTH_nosplit:
1.22 schwarze 849: outflags &= ~MMAN_An_split;
850: outflags |= MMAN_An_nosplit;
851: return(0);
852: default:
853: if (MMAN_An_split & outflags)
854: outflags |= MMAN_br;
855: else if (SEC_AUTHORS == n->sec &&
856: ! (MMAN_An_nosplit & outflags))
857: outflags |= MMAN_An_split;
858: return(1);
859: }
1.3 schwarze 860: }
861:
862: static int
863: pre_ap(DECL_ARGS)
864: {
865:
1.20 schwarze 866: outflags &= ~MMAN_spc;
867: print_word("'");
868: outflags &= ~MMAN_spc;
1.3 schwarze 869: return(0);
870: }
871:
872: static int
873: pre_bd(DECL_ARGS)
874: {
875:
1.36 schwarze 876: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
877:
878: if (DISP_unfilled == n->norm->Bd.type ||
879: DISP_literal == n->norm->Bd.type)
880: print_line(".nf", 0);
881: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 882: outflags |= MMAN_sp;
1.71 schwarze 883: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 884: return(1);
885: }
886:
887: static void
888: post_bd(DECL_ARGS)
889: {
890:
1.43 schwarze 891: /* Close out this display. */
1.36 schwarze 892: print_line(".RE", MMAN_nl);
1.3 schwarze 893: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 894: DISP_literal == n->norm->Bd.type)
895: print_line(".fi", MMAN_nl);
1.43 schwarze 896:
1.47 schwarze 897: /* Maybe we are inside an enclosing list? */
898: if (NULL != n->parent->next)
899: mid_it();
1.13 schwarze 900: }
901:
902: static int
1.27 schwarze 903: pre_bf(DECL_ARGS)
904: {
905:
906: switch (n->type) {
1.62 schwarze 907: case MDOC_BLOCK:
1.27 schwarze 908: return(1);
1.62 schwarze 909: case MDOC_BODY:
1.27 schwarze 910: break;
911: default:
912: return(0);
913: }
914: switch (n->norm->Bf.font) {
1.62 schwarze 915: case FONT_Em:
1.27 schwarze 916: font_push('I');
917: break;
1.62 schwarze 918: case FONT_Sy:
1.27 schwarze 919: font_push('B');
920: break;
921: default:
922: font_push('R');
923: break;
924: }
925: return(1);
926: }
927:
928: static void
929: post_bf(DECL_ARGS)
930: {
931:
932: if (MDOC_BODY == n->type)
933: font_pop();
934: }
935:
936: static int
1.13 schwarze 937: pre_bk(DECL_ARGS)
938: {
939:
940: switch (n->type) {
1.62 schwarze 941: case MDOC_BLOCK:
1.13 schwarze 942: return(1);
1.62 schwarze 943: case MDOC_BODY:
1.20 schwarze 944: outflags |= MMAN_Bk;
1.13 schwarze 945: return(1);
946: default:
947: return(0);
948: }
949: }
950:
951: static void
952: post_bk(DECL_ARGS)
953: {
954:
1.54 schwarze 955: if (MDOC_BODY == n->type)
1.20 schwarze 956: outflags &= ~MMAN_Bk;
1.3 schwarze 957: }
958:
959: static int
1.30 schwarze 960: pre_bl(DECL_ARGS)
961: {
1.33 schwarze 962: size_t icol;
1.30 schwarze 963:
1.49 schwarze 964: /*
965: * print_offs() will increase the -offset to account for
966: * a possible enclosing .It, but any enclosed .It blocks
967: * just nest and do not add up their indentation.
968: */
969: if (n->norm->Bl.offs) {
1.71 schwarze 970: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 971: Bl_stack[Bl_stack_len++] = 0;
972: }
973:
1.33 schwarze 974: switch (n->norm->Bl.type) {
1.62 schwarze 975: case LIST_enum:
1.30 schwarze 976: n->norm->Bl.count = 0;
1.33 schwarze 977: return(1);
1.62 schwarze 978: case LIST_column:
1.33 schwarze 979: break;
980: default:
981: return(1);
982: }
983:
1.36 schwarze 984: print_line(".TS", MMAN_nl);
1.33 schwarze 985: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
986: print_word("l");
987: print_word(".");
1.36 schwarze 988: outflags |= MMAN_nl;
1.30 schwarze 989: return(1);
990: }
991:
992: static void
993: post_bl(DECL_ARGS)
994: {
995:
1.33 schwarze 996: switch (n->norm->Bl.type) {
1.62 schwarze 997: case LIST_column:
1.36 schwarze 998: print_line(".TE", 0);
999: break;
1.62 schwarze 1000: case LIST_enum:
1.33 schwarze 1001: n->norm->Bl.count = 0;
1002: break;
1003: default:
1004: break;
1005: }
1.49 schwarze 1006:
1007: if (n->norm->Bl.offs) {
1008: print_line(".RE", MMAN_nl);
1009: assert(Bl_stack_len);
1010: Bl_stack_len--;
1011: assert(0 == Bl_stack[Bl_stack_len]);
1012: } else {
1013: outflags |= MMAN_PP | MMAN_nl;
1014: outflags &= ~(MMAN_sp | MMAN_br);
1015: }
1.47 schwarze 1016:
1017: /* Maybe we are inside an enclosing list? */
1018: if (NULL != n->parent->next)
1019: mid_it();
1020:
1.30 schwarze 1021: }
1022:
1023: static int
1.3 schwarze 1024: pre_br(DECL_ARGS)
1025: {
1026:
1.21 schwarze 1027: outflags |= MMAN_br;
1.3 schwarze 1028: return(0);
1029: }
1030:
1031: static int
1.8 schwarze 1032: pre_bx(DECL_ARGS)
1033: {
1034:
1035: n = n->child;
1036: if (n) {
1.20 schwarze 1037: print_word(n->string);
1038: outflags &= ~MMAN_spc;
1.8 schwarze 1039: n = n->next;
1040: }
1.20 schwarze 1041: print_word("BSD");
1.8 schwarze 1042: if (NULL == n)
1043: return(0);
1.20 schwarze 1044: outflags &= ~MMAN_spc;
1045: print_word("-");
1046: outflags &= ~MMAN_spc;
1047: print_word(n->string);
1.8 schwarze 1048: return(0);
1049: }
1050:
1051: static int
1.1 schwarze 1052: pre_dl(DECL_ARGS)
1053: {
1054:
1.71 schwarze 1055: print_offs("6n", 0);
1.1 schwarze 1056: return(1);
1057: }
1058:
1059: static void
1060: post_dl(DECL_ARGS)
1061: {
1062:
1.36 schwarze 1063: print_line(".RE", MMAN_nl);
1.47 schwarze 1064:
1065: /* Maybe we are inside an enclosing list? */
1066: if (NULL != n->parent->next)
1067: mid_it();
1.16 schwarze 1068: }
1069:
1070: static int
1.26 schwarze 1071: pre_em(DECL_ARGS)
1072: {
1073:
1074: font_push('I');
1075: return(1);
1.28 schwarze 1076: }
1077:
1.64 schwarze 1078: static int
1079: pre_en(DECL_ARGS)
1080: {
1081:
1082: if (NULL == n->norm->Es ||
1083: NULL == n->norm->Es->child)
1084: return(1);
1085:
1086: print_word(n->norm->Es->child->string);
1087: outflags &= ~MMAN_spc;
1088: return(1);
1089: }
1090:
1091: static void
1092: post_en(DECL_ARGS)
1093: {
1094:
1095: if (NULL == n->norm->Es ||
1096: NULL == n->norm->Es->child ||
1097: NULL == n->norm->Es->child->next)
1098: return;
1099:
1100: outflags &= ~MMAN_spc;
1101: print_word(n->norm->Es->child->next->string);
1102: return;
1103: }
1104:
1.28 schwarze 1105: static void
1106: post_eo(DECL_ARGS)
1107: {
1108:
1109: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1110: outflags &= ~MMAN_spc;
1.64 schwarze 1111: }
1112:
1113: static int
1114: pre_es(DECL_ARGS)
1115: {
1116:
1117: return(0);
1.26 schwarze 1118: }
1119:
1120: static int
1.17 schwarze 1121: pre_fa(DECL_ARGS)
1122: {
1.57 schwarze 1123: int am_Fa;
1.17 schwarze 1124:
1.57 schwarze 1125: am_Fa = MDOC_Fa == n->tok;
1126:
1127: if (am_Fa)
1.17 schwarze 1128: n = n->child;
1129:
1130: while (NULL != n) {
1.26 schwarze 1131: font_push('I');
1.57 schwarze 1132: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1133: outflags |= MMAN_nbrword;
1.42 schwarze 1134: print_node(meta, n);
1.26 schwarze 1135: font_pop();
1.17 schwarze 1136: if (NULL != (n = n->next))
1.20 schwarze 1137: print_word(",");
1.17 schwarze 1138: }
1139: return(0);
1140: }
1141:
1142: static void
1143: post_fa(DECL_ARGS)
1144: {
1145:
1146: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1147: print_word(",");
1.29 schwarze 1148: }
1149:
1150: static int
1151: pre_fd(DECL_ARGS)
1152: {
1153:
1154: pre_syn(n);
1155: font_push('B');
1156: return(1);
1157: }
1158:
1159: static void
1160: post_fd(DECL_ARGS)
1161: {
1162:
1163: font_pop();
1164: outflags |= MMAN_br;
1.17 schwarze 1165: }
1166:
1167: static int
1.26 schwarze 1168: pre_fl(DECL_ARGS)
1169: {
1170:
1171: font_push('B');
1.45 schwarze 1172: print_word("\\-");
1.70 schwarze 1173: if (n->nchild)
1174: outflags &= ~MMAN_spc;
1.26 schwarze 1175: return(1);
1176: }
1177:
1178: static void
1179: post_fl(DECL_ARGS)
1180: {
1181:
1182: font_pop();
1.70 schwarze 1183: if ( ! (n->nchild ||
1184: n->next == NULL ||
1185: n->next->type == MDOC_TEXT ||
1186: n->next->flags & MDOC_LINE))
1.26 schwarze 1187: outflags &= ~MMAN_spc;
1188: }
1189:
1190: static int
1.16 schwarze 1191: pre_fn(DECL_ARGS)
1192: {
1193:
1.23 schwarze 1194: pre_syn(n);
1195:
1.16 schwarze 1196: n = n->child;
1197: if (NULL == n)
1198: return(0);
1199:
1.55 schwarze 1200: if (MDOC_SYNPRETTY & n->flags)
1201: print_block(".HP 4n", MMAN_nl);
1202:
1.26 schwarze 1203: font_push('B');
1.42 schwarze 1204: print_node(meta, n);
1.26 schwarze 1205: font_pop();
1.20 schwarze 1206: outflags &= ~MMAN_spc;
1.26 schwarze 1207: print_word("(");
1.20 schwarze 1208: outflags &= ~MMAN_spc;
1.35 schwarze 1209:
1210: n = n->next;
1211: if (NULL != n)
1.42 schwarze 1212: pre_fa(meta, n);
1.35 schwarze 1213: return(0);
1.16 schwarze 1214: }
1215:
1216: static void
1217: post_fn(DECL_ARGS)
1218: {
1219:
1.20 schwarze 1220: print_word(")");
1.16 schwarze 1221: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1222: print_word(";");
1.55 schwarze 1223: outflags |= MMAN_PP;
1.17 schwarze 1224: }
1225: }
1226:
1227: static int
1228: pre_fo(DECL_ARGS)
1229: {
1230:
1231: switch (n->type) {
1.62 schwarze 1232: case MDOC_BLOCK:
1.23 schwarze 1233: pre_syn(n);
1234: break;
1.62 schwarze 1235: case MDOC_HEAD:
1.57 schwarze 1236: if (MDOC_SYNPRETTY & n->flags)
1237: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1238: font_push('B');
1.17 schwarze 1239: break;
1.62 schwarze 1240: case MDOC_BODY:
1.20 schwarze 1241: outflags &= ~MMAN_spc;
1242: print_word("(");
1243: outflags &= ~MMAN_spc;
1.17 schwarze 1244: break;
1245: default:
1246: break;
1247: }
1248: return(1);
1249: }
1.57 schwarze 1250:
1.17 schwarze 1251: static void
1252: post_fo(DECL_ARGS)
1253: {
1254:
1255: switch (n->type) {
1.62 schwarze 1256: case MDOC_HEAD:
1.26 schwarze 1257: font_pop();
1.17 schwarze 1258: break;
1.62 schwarze 1259: case MDOC_BODY:
1.42 schwarze 1260: post_fn(meta, n);
1.17 schwarze 1261: break;
1262: default:
1263: break;
1.16 schwarze 1264: }
1.15 schwarze 1265: }
1266:
1267: static int
1.23 schwarze 1268: pre_ft(DECL_ARGS)
1269: {
1270:
1271: pre_syn(n);
1.26 schwarze 1272: font_push('I');
1.23 schwarze 1273: return(1);
1274: }
1275:
1276: static int
1.15 schwarze 1277: pre_in(DECL_ARGS)
1278: {
1279:
1280: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1281: pre_syn(n);
1.26 schwarze 1282: font_push('B');
1283: print_word("#include <");
1284: outflags &= ~MMAN_spc;
1285: } else {
1286: print_word("<");
1287: outflags &= ~MMAN_spc;
1288: font_push('I');
1289: }
1.15 schwarze 1290: return(1);
1291: }
1292:
1293: static void
1294: post_in(DECL_ARGS)
1295: {
1296:
1297: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1298: outflags &= ~MMAN_spc;
1299: print_word(">");
1300: font_pop();
1.21 schwarze 1301: outflags |= MMAN_br;
1.26 schwarze 1302: } else {
1303: font_pop();
1304: outflags &= ~MMAN_spc;
1305: print_word(">");
1306: }
1.1 schwarze 1307: }
1308:
1309: static int
1310: pre_it(DECL_ARGS)
1311: {
1312: const struct mdoc_node *bln;
1313:
1.30 schwarze 1314: switch (n->type) {
1.62 schwarze 1315: case MDOC_HEAD:
1.36 schwarze 1316: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1317: bln = n->parent->parent;
1.36 schwarze 1318: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1319: (NULL == n->parent->prev &&
1320: NULL == bln->parent->prev))
1.36 schwarze 1321: outflags |= MMAN_sp;
1322: outflags &= ~MMAN_br;
1.3 schwarze 1323: switch (bln->norm->Bl.type) {
1.62 schwarze 1324: case LIST_item:
1.30 schwarze 1325: return(0);
1.62 schwarze 1326: case LIST_inset:
1.30 schwarze 1327: /* FALLTHROUGH */
1.62 schwarze 1328: case LIST_diag:
1.30 schwarze 1329: /* FALLTHROUGH */
1.62 schwarze 1330: case LIST_ohang:
1.30 schwarze 1331: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1332: print_line(".B \"", 0);
1.30 schwarze 1333: else
1.36 schwarze 1334: print_line(".R \"", 0);
1.30 schwarze 1335: outflags &= ~MMAN_spc;
1336: return(1);
1.62 schwarze 1337: case LIST_bullet:
1.30 schwarze 1338: /* FALLTHROUGH */
1.62 schwarze 1339: case LIST_dash:
1.30 schwarze 1340: /* FALLTHROUGH */
1.62 schwarze 1341: case LIST_hyphen:
1.35 schwarze 1342: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1343: TPremain = 0;
1.30 schwarze 1344: outflags |= MMAN_nl;
1345: font_push('B');
1346: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1347: print_word("\\(bu");
1.30 schwarze 1348: else
1349: print_word("-");
1350: font_pop();
1.66 schwarze 1351: outflags |= MMAN_nl;
1352: return(0);
1.62 schwarze 1353: case LIST_enum:
1.35 schwarze 1354: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1355: TPremain = 0;
1.30 schwarze 1356: outflags |= MMAN_nl;
1357: print_count(&bln->norm->Bl.count);
1.66 schwarze 1358: outflags |= MMAN_nl;
1359: return(0);
1.62 schwarze 1360: case LIST_hang:
1.35 schwarze 1361: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1362: TPremain = 0;
1.66 schwarze 1363: outflags |= MMAN_nl;
1364: return(1);
1.62 schwarze 1365: case LIST_tag:
1.37 schwarze 1366: print_width(bln->norm->Bl.width, n->child, 0);
1367: putchar('\n');
1368: outflags &= ~MMAN_spc;
1369: return(1);
1.3 schwarze 1370: default:
1.32 schwarze 1371: return(1);
1.3 schwarze 1372: }
1.30 schwarze 1373: default:
1374: break;
1.1 schwarze 1375: }
1376: return(1);
1.30 schwarze 1377: }
1378:
1.47 schwarze 1379: /*
1380: * This function is called after closing out an indented block.
1381: * If we are inside an enclosing list, restore its indentation.
1382: */
1383: static void
1384: mid_it(void)
1385: {
1386: char buf[24];
1387:
1388: /* Nothing to do outside a list. */
1389: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1390: return;
1391:
1392: /* The indentation has already been set up. */
1393: if (Bl_stack_post[Bl_stack_len - 1])
1394: return;
1395:
1396: /* Restore the indentation of the enclosing list. */
1397: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1398: (void)snprintf(buf, sizeof(buf), "%zun",
1399: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1400: print_word(buf);
1401:
1402: /* Remeber to close out this .RS block later. */
1403: Bl_stack_post[Bl_stack_len - 1] = 1;
1404: }
1405:
1.30 schwarze 1406: static void
1407: post_it(DECL_ARGS)
1408: {
1409: const struct mdoc_node *bln;
1410:
1.33 schwarze 1411: bln = n->parent->parent;
1412:
1413: switch (n->type) {
1.62 schwarze 1414: case MDOC_HEAD:
1.30 schwarze 1415: switch (bln->norm->Bl.type) {
1.62 schwarze 1416: case LIST_diag:
1.30 schwarze 1417: outflags &= ~MMAN_spc;
1418: print_word("\\ ");
1419: break;
1.62 schwarze 1420: case LIST_ohang:
1.30 schwarze 1421: outflags |= MMAN_br;
1422: break;
1423: default:
1424: break;
1425: }
1.33 schwarze 1426: break;
1.62 schwarze 1427: case MDOC_BODY:
1.43 schwarze 1428: switch (bln->norm->Bl.type) {
1.62 schwarze 1429: case LIST_bullet:
1.43 schwarze 1430: /* FALLTHROUGH */
1.62 schwarze 1431: case LIST_dash:
1.43 schwarze 1432: /* FALLTHROUGH */
1.62 schwarze 1433: case LIST_hyphen:
1.43 schwarze 1434: /* FALLTHROUGH */
1.62 schwarze 1435: case LIST_enum:
1.43 schwarze 1436: /* FALLTHROUGH */
1.62 schwarze 1437: case LIST_hang:
1.43 schwarze 1438: /* FALLTHROUGH */
1.62 schwarze 1439: case LIST_tag:
1.43 schwarze 1440: assert(Bl_stack_len);
1441: Bl_stack[--Bl_stack_len] = 0;
1442:
1443: /*
1444: * Our indentation had to be restored
1.47 schwarze 1445: * after a child display or child list.
1.43 schwarze 1446: * Close out that indentation block now.
1447: */
1448: if (Bl_stack_post[Bl_stack_len]) {
1449: print_line(".RE", MMAN_nl);
1450: Bl_stack_post[Bl_stack_len] = 0;
1451: }
1452: break;
1.62 schwarze 1453: case LIST_column:
1.43 schwarze 1454: if (NULL != n->next) {
1455: putchar('\t');
1456: outflags &= ~MMAN_spc;
1457: }
1458: break;
1459: default:
1460: break;
1.33 schwarze 1461: }
1462: break;
1463: default:
1464: break;
1.30 schwarze 1465: }
1.14 schwarze 1466: }
1467:
1468: static void
1469: post_lb(DECL_ARGS)
1470: {
1471:
1.21 schwarze 1472: if (SEC_LIBRARY == n->sec)
1473: outflags |= MMAN_br;
1.24 schwarze 1474: }
1475:
1476: static int
1477: pre_lk(DECL_ARGS)
1478: {
1479: const struct mdoc_node *link, *descr;
1480:
1481: if (NULL == (link = n->child))
1482: return(0);
1483:
1484: if (NULL != (descr = link->next)) {
1.26 schwarze 1485: font_push('I');
1.24 schwarze 1486: while (NULL != descr) {
1487: print_word(descr->string);
1488: descr = descr->next;
1489: }
1490: print_word(":");
1.26 schwarze 1491: font_pop();
1.24 schwarze 1492: }
1493:
1.26 schwarze 1494: font_push('B');
1.24 schwarze 1495: print_word(link->string);
1.26 schwarze 1496: font_pop();
1.24 schwarze 1497: return(0);
1.60 schwarze 1498: }
1499:
1500: static int
1501: pre_ll(DECL_ARGS)
1502: {
1503:
1504: print_line(".ll", 0);
1505: return(1);
1.1 schwarze 1506: }
1507:
1508: static int
1.26 schwarze 1509: pre_li(DECL_ARGS)
1510: {
1511:
1512: font_push('R');
1513: return(1);
1514: }
1515:
1516: static int
1.1 schwarze 1517: pre_nm(DECL_ARGS)
1518: {
1.38 schwarze 1519: char *name;
1.1 schwarze 1520:
1.54 schwarze 1521: if (MDOC_BLOCK == n->type) {
1522: outflags |= MMAN_Bk;
1.23 schwarze 1523: pre_syn(n);
1.54 schwarze 1524: }
1.1 schwarze 1525: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1526: return(1);
1.42 schwarze 1527: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1528: if (NULL == name)
1.23 schwarze 1529: return(0);
1.38 schwarze 1530: if (MDOC_HEAD == n->type) {
1531: if (NULL == n->parent->prev)
1532: outflags |= MMAN_sp;
1533: print_block(".HP", 0);
1.53 schwarze 1534: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1535: outflags |= MMAN_nl;
1536: }
1.26 schwarze 1537: font_push('B');
1.1 schwarze 1538: if (NULL == n->child)
1.42 schwarze 1539: print_word(meta->name);
1.1 schwarze 1540: return(1);
1541: }
1542:
1543: static void
1544: post_nm(DECL_ARGS)
1545: {
1546:
1.54 schwarze 1547: switch (n->type) {
1.62 schwarze 1548: case MDOC_BLOCK:
1.54 schwarze 1549: outflags &= ~MMAN_Bk;
1550: break;
1.62 schwarze 1551: case MDOC_HEAD:
1.54 schwarze 1552: /* FALLTHROUGH */
1.62 schwarze 1553: case MDOC_ELEM:
1.67 schwarze 1554: if (n->child != NULL || meta->name != NULL)
1555: font_pop();
1.54 schwarze 1556: break;
1557: default:
1558: break;
1559: }
1.25 schwarze 1560: }
1561:
1562: static int
1563: pre_no(DECL_ARGS)
1564: {
1565:
1566: outflags |= MMAN_spc_force;
1567: return(1);
1.1 schwarze 1568: }
1569:
1570: static int
1571: pre_ns(DECL_ARGS)
1572: {
1573:
1.20 schwarze 1574: outflags &= ~MMAN_spc;
1.1 schwarze 1575: return(0);
1576: }
1577:
1.3 schwarze 1578: static void
1579: post_pf(DECL_ARGS)
1580: {
1581:
1.20 schwarze 1582: outflags &= ~MMAN_spc;
1.3 schwarze 1583: }
1584:
1.1 schwarze 1585: static int
1586: pre_pp(DECL_ARGS)
1587: {
1588:
1.36 schwarze 1589: if (MDOC_It != n->parent->tok)
1590: outflags |= MMAN_PP;
1591: outflags |= MMAN_sp | MMAN_nl;
1592: outflags &= ~MMAN_br;
1.34 schwarze 1593: return(0);
1594: }
1595:
1596: static int
1597: pre_rs(DECL_ARGS)
1598: {
1599:
1600: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1601: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1602: outflags &= ~MMAN_br;
1.34 schwarze 1603: }
1604: return(1);
1.67 schwarze 1605: }
1606:
1607: static int
1608: pre_rv(DECL_ARGS)
1609: {
1610: int nchild;
1611:
1612: outflags |= MMAN_br | MMAN_nl;
1613:
1614: nchild = n->nchild;
1615: if (nchild > 0) {
1616: print_word("The");
1617:
1618: for (n = n->child; n; n = n->next) {
1619: font_push('B');
1620: print_word(n->string);
1621: font_pop();
1622:
1623: outflags &= ~MMAN_spc;
1624: print_word("()");
1625:
1626: if (n->next == NULL)
1627: continue;
1628:
1629: if (nchild > 2) {
1630: outflags &= ~MMAN_spc;
1631: print_word(",");
1632: }
1633: if (n->next->next == NULL)
1634: print_word("and");
1635: }
1636:
1637: if (nchild > 1)
1638: print_word("functions return");
1639: else
1640: print_word("function returns");
1641:
1642: print_word("the value\\~0 if successful;");
1643: } else
1644: print_word("Upon successful completion, "
1645: "the value\\~0 is returned;");
1646:
1647: print_word("otherwise the value\\~\\-1 is returned"
1648: " and the global variable");
1649:
1650: font_push('I');
1651: print_word("errno");
1652: font_pop();
1653:
1654: print_word("is set to indicate the error.");
1655: outflags |= MMAN_nl;
1656: return(0);
1.12 schwarze 1657: }
1658:
1659: static int
1660: pre_sm(DECL_ARGS)
1661: {
1662:
1.65 schwarze 1663: if (NULL == n->child)
1664: outflags ^= MMAN_Sm;
1665: else if (0 == strcmp("on", n->child->string))
1666: outflags |= MMAN_Sm;
1.12 schwarze 1667: else
1.20 schwarze 1668: outflags &= ~MMAN_Sm;
1.65 schwarze 1669:
1670: if (MMAN_Sm & outflags)
1671: outflags |= MMAN_spc;
1672:
1.12 schwarze 1673: return(0);
1.1 schwarze 1674: }
1675:
1676: static int
1.3 schwarze 1677: pre_sp(DECL_ARGS)
1.1 schwarze 1678: {
1679:
1.41 schwarze 1680: if (MMAN_PP & outflags) {
1681: outflags &= ~MMAN_PP;
1.40 schwarze 1682: print_line(".PP", 0);
1.41 schwarze 1683: } else
1.40 schwarze 1684: print_line(".sp", 0);
1.1 schwarze 1685: return(1);
1686: }
1687:
1688: static void
1.3 schwarze 1689: post_sp(DECL_ARGS)
1.1 schwarze 1690: {
1691:
1.20 schwarze 1692: outflags |= MMAN_nl;
1.18 schwarze 1693: }
1694:
1695: static int
1.26 schwarze 1696: pre_sy(DECL_ARGS)
1697: {
1698:
1699: font_push('B');
1700: return(1);
1701: }
1702:
1703: static int
1.18 schwarze 1704: pre_vt(DECL_ARGS)
1705: {
1706:
1707: if (MDOC_SYNPRETTY & n->flags) {
1708: switch (n->type) {
1.62 schwarze 1709: case MDOC_BLOCK:
1.23 schwarze 1710: pre_syn(n);
1.18 schwarze 1711: return(1);
1.62 schwarze 1712: case MDOC_BODY:
1.18 schwarze 1713: break;
1714: default:
1715: return(0);
1716: }
1717: }
1.26 schwarze 1718: font_push('I');
1.18 schwarze 1719: return(1);
1720: }
1721:
1722: static void
1723: post_vt(DECL_ARGS)
1724: {
1725:
1.19 schwarze 1726: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1727: return;
1.26 schwarze 1728: font_pop();
1.1 schwarze 1729: }
1730:
1731: static int
1732: pre_xr(DECL_ARGS)
1733: {
1734:
1735: n = n->child;
1736: if (NULL == n)
1737: return(0);
1.42 schwarze 1738: print_node(meta, n);
1.1 schwarze 1739: n = n->next;
1740: if (NULL == n)
1741: return(0);
1.20 schwarze 1742: outflags &= ~MMAN_spc;
1743: print_word("(");
1.42 schwarze 1744: print_node(meta, n);
1.20 schwarze 1745: print_word(")");
1.1 schwarze 1746: return(0);
1.8 schwarze 1747: }
1748:
1749: static int
1750: pre_ux(DECL_ARGS)
1751: {
1752:
1.20 schwarze 1753: print_word(manacts[n->tok].prefix);
1.8 schwarze 1754: if (NULL == n->child)
1755: return(0);
1.20 schwarze 1756: outflags &= ~MMAN_spc;
1.45 schwarze 1757: print_word("\\ ");
1.20 schwarze 1758: outflags &= ~MMAN_spc;
1.8 schwarze 1759: return(1);
1.1 schwarze 1760: }
CVSweb