Annotation of mandoc/mdoc_man.c, Revision 1.71
1.71 ! schwarze 1: /* $Id: mdoc_man.c,v 1.70 2014/08/21 12:57:17 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: }
1.20 schwarze 597: print_word(n->string);
1.1 schwarze 598: } else {
1.5 kristaps 599: /*
600: * Conditionally run the pre-node action handler for a
601: * node.
602: */
1.1 schwarze 603: act = manacts + n->tok;
1.42 schwarze 604: cond = NULL == act->cond || (*act->cond)(meta, n);
1.61 schwarze 605: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 606: do_sub = (*act->pre)(meta, n);
1.1 schwarze 607: }
608:
1.62 schwarze 609: /*
1.5 kristaps 610: * Conditionally run all child nodes.
611: * Note that this iterates over children instead of using
612: * recursion. This prevents unnecessary depth in the stack.
613: */
1.1 schwarze 614: if (do_sub)
615: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 616: print_node(meta, sub);
1.1 schwarze 617:
1.5 kristaps 618: /*
619: * Lastly, conditionally run the post-node handler.
620: */
1.61 schwarze 621: if (MDOC_ENDED & n->flags)
622: return;
623:
1.1 schwarze 624: if (cond && act->post)
1.42 schwarze 625: (*act->post)(meta, n);
1.61 schwarze 626:
627: if (ENDBODY_NOT != n->end)
628: n->pending->flags |= MDOC_ENDED;
629:
630: if (ENDBODY_NOSPACE == n->end)
631: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 632: }
633:
634: static int
635: cond_head(DECL_ARGS)
636: {
1.5 kristaps 637:
1.1 schwarze 638: return(MDOC_HEAD == n->type);
639: }
640:
641: static int
642: cond_body(DECL_ARGS)
643: {
1.5 kristaps 644:
1.1 schwarze 645: return(MDOC_BODY == n->type);
646: }
647:
648: static int
649: pre_enc(DECL_ARGS)
650: {
1.5 kristaps 651: const char *prefix;
1.1 schwarze 652:
653: prefix = manacts[n->tok].prefix;
654: if (NULL == prefix)
655: return(1);
1.20 schwarze 656: print_word(prefix);
657: outflags &= ~MMAN_spc;
1.1 schwarze 658: return(1);
659: }
660:
661: static void
662: post_enc(DECL_ARGS)
663: {
664: const char *suffix;
665:
666: suffix = manacts[n->tok].suffix;
667: if (NULL == suffix)
668: return;
1.61 schwarze 669: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 670: print_word(suffix);
1.26 schwarze 671: }
672:
1.67 schwarze 673: static int
674: pre_ex(DECL_ARGS)
675: {
676: int nchild;
677:
678: outflags |= MMAN_br | MMAN_nl;
679:
680: print_word("The");
681:
682: nchild = n->nchild;
683: for (n = n->child; n; n = n->next) {
684: font_push('B');
685: print_word(n->string);
686: font_pop();
687:
688: if (n->next == NULL)
689: continue;
690:
691: if (nchild > 2) {
692: outflags &= ~MMAN_spc;
693: print_word(",");
694: }
695: if (n->next->next == NULL)
696: print_word("and");
697: }
698:
699: if (nchild > 1)
700: print_word("utilities exit\\~0");
701: else
702: print_word("utility exits\\~0");
703:
704: print_word("on success, and\\~>0 if an error occurs.");
705: outflags |= MMAN_nl;
706: return(0);
707: }
708:
1.26 schwarze 709: static void
710: post_font(DECL_ARGS)
711: {
712:
713: font_pop();
1.1 schwarze 714: }
715:
716: static void
717: post_percent(DECL_ARGS)
718: {
719:
1.34 schwarze 720: if (pre_em == manacts[n->tok].pre)
721: font_pop();
722: if (n->next) {
1.20 schwarze 723: print_word(",");
1.34 schwarze 724: if (n->prev && n->prev->tok == n->tok &&
725: n->next->tok == n->tok)
726: print_word("and");
727: } else {
1.20 schwarze 728: print_word(".");
729: outflags |= MMAN_nl;
1.1 schwarze 730: }
731: }
732:
1.34 schwarze 733: static int
734: pre__t(DECL_ARGS)
735: {
736:
1.62 schwarze 737: if (n->parent && MDOC_Rs == n->parent->tok &&
738: n->parent->norm->Rs.quote_T) {
1.37 schwarze 739: print_word("");
740: putchar('\"');
1.34 schwarze 741: outflags &= ~MMAN_spc;
742: } else
743: font_push('I');
744: return(1);
745: }
746:
747: static void
748: post__t(DECL_ARGS)
749: {
750:
1.62 schwarze 751: if (n->parent && MDOC_Rs == n->parent->tok &&
752: n->parent->norm->Rs.quote_T) {
1.34 schwarze 753: outflags &= ~MMAN_spc;
1.37 schwarze 754: print_word("");
755: putchar('\"');
1.34 schwarze 756: } else
757: font_pop();
1.42 schwarze 758: post_percent(meta, n);
1.34 schwarze 759: }
760:
1.5 kristaps 761: /*
762: * Print before a section header.
763: */
1.1 schwarze 764: static int
1.3 schwarze 765: pre_sect(DECL_ARGS)
766: {
767:
1.54 schwarze 768: if (MDOC_HEAD == n->type) {
1.46 schwarze 769: outflags |= MMAN_sp;
770: print_block(manacts[n->tok].prefix, 0);
771: print_word("");
772: putchar('\"');
773: outflags &= ~MMAN_spc;
774: }
1.3 schwarze 775: return(1);
776: }
777:
1.5 kristaps 778: /*
779: * Print subsequent a section header.
780: */
1.3 schwarze 781: static void
782: post_sect(DECL_ARGS)
783: {
784:
785: if (MDOC_HEAD != n->type)
786: return;
1.20 schwarze 787: outflags &= ~MMAN_spc;
1.37 schwarze 788: print_word("");
789: putchar('\"');
1.20 schwarze 790: outflags |= MMAN_nl;
1.22 schwarze 791: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
792: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
793: }
794:
1.23 schwarze 795: /* See mdoc_term.c, synopsis_pre() for comments. */
796: static void
797: pre_syn(const struct mdoc_node *n)
798: {
799:
800: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
801: return;
802:
803: if (n->prev->tok == n->tok &&
1.62 schwarze 804: MDOC_Ft != n->tok &&
805: MDOC_Fo != n->tok &&
806: MDOC_Fn != n->tok) {
1.23 schwarze 807: outflags |= MMAN_br;
808: return;
809: }
810:
811: switch (n->prev->tok) {
1.62 schwarze 812: case MDOC_Fd:
1.23 schwarze 813: /* FALLTHROUGH */
1.62 schwarze 814: case MDOC_Fn:
1.23 schwarze 815: /* FALLTHROUGH */
1.62 schwarze 816: case MDOC_Fo:
1.23 schwarze 817: /* FALLTHROUGH */
1.62 schwarze 818: case MDOC_In:
1.23 schwarze 819: /* FALLTHROUGH */
1.62 schwarze 820: case MDOC_Vt:
1.23 schwarze 821: outflags |= MMAN_sp;
822: break;
1.62 schwarze 823: case MDOC_Ft:
1.23 schwarze 824: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
825: outflags |= MMAN_sp;
826: break;
827: }
828: /* FALLTHROUGH */
829: default:
830: outflags |= MMAN_br;
831: break;
832: }
833: }
834:
1.22 schwarze 835: static int
836: pre_an(DECL_ARGS)
837: {
838:
839: switch (n->norm->An.auth) {
1.62 schwarze 840: case AUTH_split:
1.22 schwarze 841: outflags &= ~MMAN_An_nosplit;
842: outflags |= MMAN_An_split;
843: return(0);
1.62 schwarze 844: case AUTH_nosplit:
1.22 schwarze 845: outflags &= ~MMAN_An_split;
846: outflags |= MMAN_An_nosplit;
847: return(0);
848: default:
849: if (MMAN_An_split & outflags)
850: outflags |= MMAN_br;
851: else if (SEC_AUTHORS == n->sec &&
852: ! (MMAN_An_nosplit & outflags))
853: outflags |= MMAN_An_split;
854: return(1);
855: }
1.3 schwarze 856: }
857:
858: static int
859: pre_ap(DECL_ARGS)
860: {
861:
1.20 schwarze 862: outflags &= ~MMAN_spc;
863: print_word("'");
864: outflags &= ~MMAN_spc;
1.3 schwarze 865: return(0);
866: }
867:
868: static int
869: pre_bd(DECL_ARGS)
870: {
871:
1.36 schwarze 872: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
873:
874: if (DISP_unfilled == n->norm->Bd.type ||
875: DISP_literal == n->norm->Bd.type)
876: print_line(".nf", 0);
877: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 878: outflags |= MMAN_sp;
1.71 ! schwarze 879: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 880: return(1);
881: }
882:
883: static void
884: post_bd(DECL_ARGS)
885: {
886:
1.43 schwarze 887: /* Close out this display. */
1.36 schwarze 888: print_line(".RE", MMAN_nl);
1.3 schwarze 889: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 890: DISP_literal == n->norm->Bd.type)
891: print_line(".fi", MMAN_nl);
1.43 schwarze 892:
1.47 schwarze 893: /* Maybe we are inside an enclosing list? */
894: if (NULL != n->parent->next)
895: mid_it();
1.13 schwarze 896: }
897:
898: static int
1.27 schwarze 899: pre_bf(DECL_ARGS)
900: {
901:
902: switch (n->type) {
1.62 schwarze 903: case MDOC_BLOCK:
1.27 schwarze 904: return(1);
1.62 schwarze 905: case MDOC_BODY:
1.27 schwarze 906: break;
907: default:
908: return(0);
909: }
910: switch (n->norm->Bf.font) {
1.62 schwarze 911: case FONT_Em:
1.27 schwarze 912: font_push('I');
913: break;
1.62 schwarze 914: case FONT_Sy:
1.27 schwarze 915: font_push('B');
916: break;
917: default:
918: font_push('R');
919: break;
920: }
921: return(1);
922: }
923:
924: static void
925: post_bf(DECL_ARGS)
926: {
927:
928: if (MDOC_BODY == n->type)
929: font_pop();
930: }
931:
932: static int
1.13 schwarze 933: pre_bk(DECL_ARGS)
934: {
935:
936: switch (n->type) {
1.62 schwarze 937: case MDOC_BLOCK:
1.13 schwarze 938: return(1);
1.62 schwarze 939: case MDOC_BODY:
1.20 schwarze 940: outflags |= MMAN_Bk;
1.13 schwarze 941: return(1);
942: default:
943: return(0);
944: }
945: }
946:
947: static void
948: post_bk(DECL_ARGS)
949: {
950:
1.54 schwarze 951: if (MDOC_BODY == n->type)
1.20 schwarze 952: outflags &= ~MMAN_Bk;
1.3 schwarze 953: }
954:
955: static int
1.30 schwarze 956: pre_bl(DECL_ARGS)
957: {
1.33 schwarze 958: size_t icol;
1.30 schwarze 959:
1.49 schwarze 960: /*
961: * print_offs() will increase the -offset to account for
962: * a possible enclosing .It, but any enclosed .It blocks
963: * just nest and do not add up their indentation.
964: */
965: if (n->norm->Bl.offs) {
1.71 ! schwarze 966: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 967: Bl_stack[Bl_stack_len++] = 0;
968: }
969:
1.33 schwarze 970: switch (n->norm->Bl.type) {
1.62 schwarze 971: case LIST_enum:
1.30 schwarze 972: n->norm->Bl.count = 0;
1.33 schwarze 973: return(1);
1.62 schwarze 974: case LIST_column:
1.33 schwarze 975: break;
976: default:
977: return(1);
978: }
979:
1.36 schwarze 980: print_line(".TS", MMAN_nl);
1.33 schwarze 981: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
982: print_word("l");
983: print_word(".");
1.36 schwarze 984: outflags |= MMAN_nl;
1.30 schwarze 985: return(1);
986: }
987:
988: static void
989: post_bl(DECL_ARGS)
990: {
991:
1.33 schwarze 992: switch (n->norm->Bl.type) {
1.62 schwarze 993: case LIST_column:
1.36 schwarze 994: print_line(".TE", 0);
995: break;
1.62 schwarze 996: case LIST_enum:
1.33 schwarze 997: n->norm->Bl.count = 0;
998: break;
999: default:
1000: break;
1001: }
1.49 schwarze 1002:
1003: if (n->norm->Bl.offs) {
1004: print_line(".RE", MMAN_nl);
1005: assert(Bl_stack_len);
1006: Bl_stack_len--;
1007: assert(0 == Bl_stack[Bl_stack_len]);
1008: } else {
1009: outflags |= MMAN_PP | MMAN_nl;
1010: outflags &= ~(MMAN_sp | MMAN_br);
1011: }
1.47 schwarze 1012:
1013: /* Maybe we are inside an enclosing list? */
1014: if (NULL != n->parent->next)
1015: mid_it();
1016:
1.30 schwarze 1017: }
1018:
1019: static int
1.3 schwarze 1020: pre_br(DECL_ARGS)
1021: {
1022:
1.21 schwarze 1023: outflags |= MMAN_br;
1.3 schwarze 1024: return(0);
1025: }
1026:
1027: static int
1.8 schwarze 1028: pre_bx(DECL_ARGS)
1029: {
1030:
1031: n = n->child;
1032: if (n) {
1.20 schwarze 1033: print_word(n->string);
1034: outflags &= ~MMAN_spc;
1.8 schwarze 1035: n = n->next;
1036: }
1.20 schwarze 1037: print_word("BSD");
1.8 schwarze 1038: if (NULL == n)
1039: return(0);
1.20 schwarze 1040: outflags &= ~MMAN_spc;
1041: print_word("-");
1042: outflags &= ~MMAN_spc;
1043: print_word(n->string);
1.8 schwarze 1044: return(0);
1045: }
1046:
1047: static int
1.1 schwarze 1048: pre_dl(DECL_ARGS)
1049: {
1050:
1.71 ! schwarze 1051: print_offs("6n", 0);
1.1 schwarze 1052: return(1);
1053: }
1054:
1055: static void
1056: post_dl(DECL_ARGS)
1057: {
1058:
1.36 schwarze 1059: print_line(".RE", MMAN_nl);
1.47 schwarze 1060:
1061: /* Maybe we are inside an enclosing list? */
1062: if (NULL != n->parent->next)
1063: mid_it();
1.16 schwarze 1064: }
1065:
1066: static int
1.26 schwarze 1067: pre_em(DECL_ARGS)
1068: {
1069:
1070: font_push('I');
1071: return(1);
1.28 schwarze 1072: }
1073:
1.64 schwarze 1074: static int
1075: pre_en(DECL_ARGS)
1076: {
1077:
1078: if (NULL == n->norm->Es ||
1079: NULL == n->norm->Es->child)
1080: return(1);
1081:
1082: print_word(n->norm->Es->child->string);
1083: outflags &= ~MMAN_spc;
1084: return(1);
1085: }
1086:
1087: static void
1088: post_en(DECL_ARGS)
1089: {
1090:
1091: if (NULL == n->norm->Es ||
1092: NULL == n->norm->Es->child ||
1093: NULL == n->norm->Es->child->next)
1094: return;
1095:
1096: outflags &= ~MMAN_spc;
1097: print_word(n->norm->Es->child->next->string);
1098: return;
1099: }
1100:
1.28 schwarze 1101: static void
1102: post_eo(DECL_ARGS)
1103: {
1104:
1105: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1106: outflags &= ~MMAN_spc;
1.64 schwarze 1107: }
1108:
1109: static int
1110: pre_es(DECL_ARGS)
1111: {
1112:
1113: return(0);
1.26 schwarze 1114: }
1115:
1116: static int
1.17 schwarze 1117: pre_fa(DECL_ARGS)
1118: {
1.57 schwarze 1119: int am_Fa;
1.17 schwarze 1120:
1.57 schwarze 1121: am_Fa = MDOC_Fa == n->tok;
1122:
1123: if (am_Fa)
1.17 schwarze 1124: n = n->child;
1125:
1126: while (NULL != n) {
1.26 schwarze 1127: font_push('I');
1.57 schwarze 1128: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1129: outflags |= MMAN_nbrword;
1.42 schwarze 1130: print_node(meta, n);
1.26 schwarze 1131: font_pop();
1.17 schwarze 1132: if (NULL != (n = n->next))
1.20 schwarze 1133: print_word(",");
1.17 schwarze 1134: }
1135: return(0);
1136: }
1137:
1138: static void
1139: post_fa(DECL_ARGS)
1140: {
1141:
1142: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1143: print_word(",");
1.29 schwarze 1144: }
1145:
1146: static int
1147: pre_fd(DECL_ARGS)
1148: {
1149:
1150: pre_syn(n);
1151: font_push('B');
1152: return(1);
1153: }
1154:
1155: static void
1156: post_fd(DECL_ARGS)
1157: {
1158:
1159: font_pop();
1160: outflags |= MMAN_br;
1.17 schwarze 1161: }
1162:
1163: static int
1.26 schwarze 1164: pre_fl(DECL_ARGS)
1165: {
1166:
1167: font_push('B');
1.45 schwarze 1168: print_word("\\-");
1.70 schwarze 1169: if (n->nchild)
1170: outflags &= ~MMAN_spc;
1.26 schwarze 1171: return(1);
1172: }
1173:
1174: static void
1175: post_fl(DECL_ARGS)
1176: {
1177:
1178: font_pop();
1.70 schwarze 1179: if ( ! (n->nchild ||
1180: n->next == NULL ||
1181: n->next->type == MDOC_TEXT ||
1182: n->next->flags & MDOC_LINE))
1.26 schwarze 1183: outflags &= ~MMAN_spc;
1184: }
1185:
1186: static int
1.16 schwarze 1187: pre_fn(DECL_ARGS)
1188: {
1189:
1.23 schwarze 1190: pre_syn(n);
1191:
1.16 schwarze 1192: n = n->child;
1193: if (NULL == n)
1194: return(0);
1195:
1.55 schwarze 1196: if (MDOC_SYNPRETTY & n->flags)
1197: print_block(".HP 4n", MMAN_nl);
1198:
1.26 schwarze 1199: font_push('B');
1.42 schwarze 1200: print_node(meta, n);
1.26 schwarze 1201: font_pop();
1.20 schwarze 1202: outflags &= ~MMAN_spc;
1.26 schwarze 1203: print_word("(");
1.20 schwarze 1204: outflags &= ~MMAN_spc;
1.35 schwarze 1205:
1206: n = n->next;
1207: if (NULL != n)
1.42 schwarze 1208: pre_fa(meta, n);
1.35 schwarze 1209: return(0);
1.16 schwarze 1210: }
1211:
1212: static void
1213: post_fn(DECL_ARGS)
1214: {
1215:
1.20 schwarze 1216: print_word(")");
1.16 schwarze 1217: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1218: print_word(";");
1.55 schwarze 1219: outflags |= MMAN_PP;
1.17 schwarze 1220: }
1221: }
1222:
1223: static int
1224: pre_fo(DECL_ARGS)
1225: {
1226:
1227: switch (n->type) {
1.62 schwarze 1228: case MDOC_BLOCK:
1.23 schwarze 1229: pre_syn(n);
1230: break;
1.62 schwarze 1231: case MDOC_HEAD:
1.57 schwarze 1232: if (MDOC_SYNPRETTY & n->flags)
1233: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1234: font_push('B');
1.17 schwarze 1235: break;
1.62 schwarze 1236: case MDOC_BODY:
1.20 schwarze 1237: outflags &= ~MMAN_spc;
1238: print_word("(");
1239: outflags &= ~MMAN_spc;
1.17 schwarze 1240: break;
1241: default:
1242: break;
1243: }
1244: return(1);
1245: }
1.57 schwarze 1246:
1.17 schwarze 1247: static void
1248: post_fo(DECL_ARGS)
1249: {
1250:
1251: switch (n->type) {
1.62 schwarze 1252: case MDOC_HEAD:
1.26 schwarze 1253: font_pop();
1.17 schwarze 1254: break;
1.62 schwarze 1255: case MDOC_BODY:
1.42 schwarze 1256: post_fn(meta, n);
1.17 schwarze 1257: break;
1258: default:
1259: break;
1.16 schwarze 1260: }
1.15 schwarze 1261: }
1262:
1263: static int
1.23 schwarze 1264: pre_ft(DECL_ARGS)
1265: {
1266:
1267: pre_syn(n);
1.26 schwarze 1268: font_push('I');
1.23 schwarze 1269: return(1);
1270: }
1271:
1272: static int
1.15 schwarze 1273: pre_in(DECL_ARGS)
1274: {
1275:
1276: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1277: pre_syn(n);
1.26 schwarze 1278: font_push('B');
1279: print_word("#include <");
1280: outflags &= ~MMAN_spc;
1281: } else {
1282: print_word("<");
1283: outflags &= ~MMAN_spc;
1284: font_push('I');
1285: }
1.15 schwarze 1286: return(1);
1287: }
1288:
1289: static void
1290: post_in(DECL_ARGS)
1291: {
1292:
1293: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1294: outflags &= ~MMAN_spc;
1295: print_word(">");
1296: font_pop();
1.21 schwarze 1297: outflags |= MMAN_br;
1.26 schwarze 1298: } else {
1299: font_pop();
1300: outflags &= ~MMAN_spc;
1301: print_word(">");
1302: }
1.1 schwarze 1303: }
1304:
1305: static int
1306: pre_it(DECL_ARGS)
1307: {
1308: const struct mdoc_node *bln;
1309:
1.30 schwarze 1310: switch (n->type) {
1.62 schwarze 1311: case MDOC_HEAD:
1.36 schwarze 1312: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1313: bln = n->parent->parent;
1.36 schwarze 1314: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1315: (NULL == n->parent->prev &&
1316: NULL == bln->parent->prev))
1.36 schwarze 1317: outflags |= MMAN_sp;
1318: outflags &= ~MMAN_br;
1.3 schwarze 1319: switch (bln->norm->Bl.type) {
1.62 schwarze 1320: case LIST_item:
1.30 schwarze 1321: return(0);
1.62 schwarze 1322: case LIST_inset:
1.30 schwarze 1323: /* FALLTHROUGH */
1.62 schwarze 1324: case LIST_diag:
1.30 schwarze 1325: /* FALLTHROUGH */
1.62 schwarze 1326: case LIST_ohang:
1.30 schwarze 1327: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1328: print_line(".B \"", 0);
1.30 schwarze 1329: else
1.36 schwarze 1330: print_line(".R \"", 0);
1.30 schwarze 1331: outflags &= ~MMAN_spc;
1332: return(1);
1.62 schwarze 1333: case LIST_bullet:
1.30 schwarze 1334: /* FALLTHROUGH */
1.62 schwarze 1335: case LIST_dash:
1.30 schwarze 1336: /* FALLTHROUGH */
1.62 schwarze 1337: case LIST_hyphen:
1.35 schwarze 1338: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1339: TPremain = 0;
1.30 schwarze 1340: outflags |= MMAN_nl;
1341: font_push('B');
1342: if (LIST_bullet == bln->norm->Bl.type)
1343: print_word("o");
1344: else
1345: print_word("-");
1346: font_pop();
1.66 schwarze 1347: outflags |= MMAN_nl;
1348: return(0);
1.62 schwarze 1349: case LIST_enum:
1.35 schwarze 1350: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1351: TPremain = 0;
1.30 schwarze 1352: outflags |= MMAN_nl;
1353: print_count(&bln->norm->Bl.count);
1.66 schwarze 1354: outflags |= MMAN_nl;
1355: return(0);
1.62 schwarze 1356: case LIST_hang:
1.35 schwarze 1357: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1358: TPremain = 0;
1.66 schwarze 1359: outflags |= MMAN_nl;
1360: return(1);
1.62 schwarze 1361: case LIST_tag:
1.37 schwarze 1362: print_width(bln->norm->Bl.width, n->child, 0);
1363: putchar('\n');
1364: outflags &= ~MMAN_spc;
1365: return(1);
1.3 schwarze 1366: default:
1.32 schwarze 1367: return(1);
1.3 schwarze 1368: }
1.30 schwarze 1369: default:
1370: break;
1.1 schwarze 1371: }
1372: return(1);
1.30 schwarze 1373: }
1374:
1.47 schwarze 1375: /*
1376: * This function is called after closing out an indented block.
1377: * If we are inside an enclosing list, restore its indentation.
1378: */
1379: static void
1380: mid_it(void)
1381: {
1382: char buf[24];
1383:
1384: /* Nothing to do outside a list. */
1385: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1386: return;
1387:
1388: /* The indentation has already been set up. */
1389: if (Bl_stack_post[Bl_stack_len - 1])
1390: return;
1391:
1392: /* Restore the indentation of the enclosing list. */
1393: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1394: (void)snprintf(buf, sizeof(buf), "%zun",
1395: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1396: print_word(buf);
1397:
1398: /* Remeber to close out this .RS block later. */
1399: Bl_stack_post[Bl_stack_len - 1] = 1;
1400: }
1401:
1.30 schwarze 1402: static void
1403: post_it(DECL_ARGS)
1404: {
1405: const struct mdoc_node *bln;
1406:
1.33 schwarze 1407: bln = n->parent->parent;
1408:
1409: switch (n->type) {
1.62 schwarze 1410: case MDOC_HEAD:
1.30 schwarze 1411: switch (bln->norm->Bl.type) {
1.62 schwarze 1412: case LIST_diag:
1.30 schwarze 1413: outflags &= ~MMAN_spc;
1414: print_word("\\ ");
1415: break;
1.62 schwarze 1416: case LIST_ohang:
1.30 schwarze 1417: outflags |= MMAN_br;
1418: break;
1419: default:
1420: break;
1421: }
1.33 schwarze 1422: break;
1.62 schwarze 1423: case MDOC_BODY:
1.43 schwarze 1424: switch (bln->norm->Bl.type) {
1.62 schwarze 1425: case LIST_bullet:
1.43 schwarze 1426: /* FALLTHROUGH */
1.62 schwarze 1427: case LIST_dash:
1.43 schwarze 1428: /* FALLTHROUGH */
1.62 schwarze 1429: case LIST_hyphen:
1.43 schwarze 1430: /* FALLTHROUGH */
1.62 schwarze 1431: case LIST_enum:
1.43 schwarze 1432: /* FALLTHROUGH */
1.62 schwarze 1433: case LIST_hang:
1.43 schwarze 1434: /* FALLTHROUGH */
1.62 schwarze 1435: case LIST_tag:
1.43 schwarze 1436: assert(Bl_stack_len);
1437: Bl_stack[--Bl_stack_len] = 0;
1438:
1439: /*
1440: * Our indentation had to be restored
1.47 schwarze 1441: * after a child display or child list.
1.43 schwarze 1442: * Close out that indentation block now.
1443: */
1444: if (Bl_stack_post[Bl_stack_len]) {
1445: print_line(".RE", MMAN_nl);
1446: Bl_stack_post[Bl_stack_len] = 0;
1447: }
1448: break;
1.62 schwarze 1449: case LIST_column:
1.43 schwarze 1450: if (NULL != n->next) {
1451: putchar('\t');
1452: outflags &= ~MMAN_spc;
1453: }
1454: break;
1455: default:
1456: break;
1.33 schwarze 1457: }
1458: break;
1459: default:
1460: break;
1.30 schwarze 1461: }
1.14 schwarze 1462: }
1463:
1464: static void
1465: post_lb(DECL_ARGS)
1466: {
1467:
1.21 schwarze 1468: if (SEC_LIBRARY == n->sec)
1469: outflags |= MMAN_br;
1.24 schwarze 1470: }
1471:
1472: static int
1473: pre_lk(DECL_ARGS)
1474: {
1475: const struct mdoc_node *link, *descr;
1476:
1477: if (NULL == (link = n->child))
1478: return(0);
1479:
1480: if (NULL != (descr = link->next)) {
1.26 schwarze 1481: font_push('I');
1.24 schwarze 1482: while (NULL != descr) {
1483: print_word(descr->string);
1484: descr = descr->next;
1485: }
1486: print_word(":");
1.26 schwarze 1487: font_pop();
1.24 schwarze 1488: }
1489:
1.26 schwarze 1490: font_push('B');
1.24 schwarze 1491: print_word(link->string);
1.26 schwarze 1492: font_pop();
1.24 schwarze 1493: return(0);
1.60 schwarze 1494: }
1495:
1496: static int
1497: pre_ll(DECL_ARGS)
1498: {
1499:
1500: print_line(".ll", 0);
1501: return(1);
1.1 schwarze 1502: }
1503:
1504: static int
1.26 schwarze 1505: pre_li(DECL_ARGS)
1506: {
1507:
1508: font_push('R');
1509: return(1);
1510: }
1511:
1512: static int
1.1 schwarze 1513: pre_nm(DECL_ARGS)
1514: {
1.38 schwarze 1515: char *name;
1.1 schwarze 1516:
1.54 schwarze 1517: if (MDOC_BLOCK == n->type) {
1518: outflags |= MMAN_Bk;
1.23 schwarze 1519: pre_syn(n);
1.54 schwarze 1520: }
1.1 schwarze 1521: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1522: return(1);
1.42 schwarze 1523: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1524: if (NULL == name)
1.23 schwarze 1525: return(0);
1.38 schwarze 1526: if (MDOC_HEAD == n->type) {
1527: if (NULL == n->parent->prev)
1528: outflags |= MMAN_sp;
1529: print_block(".HP", 0);
1.53 schwarze 1530: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1531: outflags |= MMAN_nl;
1532: }
1.26 schwarze 1533: font_push('B');
1.1 schwarze 1534: if (NULL == n->child)
1.42 schwarze 1535: print_word(meta->name);
1.1 schwarze 1536: return(1);
1537: }
1538:
1539: static void
1540: post_nm(DECL_ARGS)
1541: {
1542:
1.54 schwarze 1543: switch (n->type) {
1.62 schwarze 1544: case MDOC_BLOCK:
1.54 schwarze 1545: outflags &= ~MMAN_Bk;
1546: break;
1.62 schwarze 1547: case MDOC_HEAD:
1.54 schwarze 1548: /* FALLTHROUGH */
1.62 schwarze 1549: case MDOC_ELEM:
1.67 schwarze 1550: if (n->child != NULL || meta->name != NULL)
1551: font_pop();
1.54 schwarze 1552: break;
1553: default:
1554: break;
1555: }
1.25 schwarze 1556: }
1557:
1558: static int
1559: pre_no(DECL_ARGS)
1560: {
1561:
1562: outflags |= MMAN_spc_force;
1563: return(1);
1.1 schwarze 1564: }
1565:
1566: static int
1567: pre_ns(DECL_ARGS)
1568: {
1569:
1.20 schwarze 1570: outflags &= ~MMAN_spc;
1.1 schwarze 1571: return(0);
1572: }
1573:
1.3 schwarze 1574: static void
1575: post_pf(DECL_ARGS)
1576: {
1577:
1.20 schwarze 1578: outflags &= ~MMAN_spc;
1.3 schwarze 1579: }
1580:
1.1 schwarze 1581: static int
1582: pre_pp(DECL_ARGS)
1583: {
1584:
1.36 schwarze 1585: if (MDOC_It != n->parent->tok)
1586: outflags |= MMAN_PP;
1587: outflags |= MMAN_sp | MMAN_nl;
1588: outflags &= ~MMAN_br;
1.34 schwarze 1589: return(0);
1590: }
1591:
1592: static int
1593: pre_rs(DECL_ARGS)
1594: {
1595:
1596: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1597: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1598: outflags &= ~MMAN_br;
1.34 schwarze 1599: }
1600: return(1);
1.67 schwarze 1601: }
1602:
1603: static int
1604: pre_rv(DECL_ARGS)
1605: {
1606: int nchild;
1607:
1608: outflags |= MMAN_br | MMAN_nl;
1609:
1610: nchild = n->nchild;
1611: if (nchild > 0) {
1612: print_word("The");
1613:
1614: for (n = n->child; n; n = n->next) {
1615: font_push('B');
1616: print_word(n->string);
1617: font_pop();
1618:
1619: outflags &= ~MMAN_spc;
1620: print_word("()");
1621:
1622: if (n->next == NULL)
1623: continue;
1624:
1625: if (nchild > 2) {
1626: outflags &= ~MMAN_spc;
1627: print_word(",");
1628: }
1629: if (n->next->next == NULL)
1630: print_word("and");
1631: }
1632:
1633: if (nchild > 1)
1634: print_word("functions return");
1635: else
1636: print_word("function returns");
1637:
1638: print_word("the value\\~0 if successful;");
1639: } else
1640: print_word("Upon successful completion, "
1641: "the value\\~0 is returned;");
1642:
1643: print_word("otherwise the value\\~\\-1 is returned"
1644: " and the global variable");
1645:
1646: font_push('I');
1647: print_word("errno");
1648: font_pop();
1649:
1650: print_word("is set to indicate the error.");
1651: outflags |= MMAN_nl;
1652: return(0);
1.12 schwarze 1653: }
1654:
1655: static int
1656: pre_sm(DECL_ARGS)
1657: {
1658:
1.65 schwarze 1659: if (NULL == n->child)
1660: outflags ^= MMAN_Sm;
1661: else if (0 == strcmp("on", n->child->string))
1662: outflags |= MMAN_Sm;
1.12 schwarze 1663: else
1.20 schwarze 1664: outflags &= ~MMAN_Sm;
1.65 schwarze 1665:
1666: if (MMAN_Sm & outflags)
1667: outflags |= MMAN_spc;
1668:
1.12 schwarze 1669: return(0);
1.1 schwarze 1670: }
1671:
1672: static int
1.3 schwarze 1673: pre_sp(DECL_ARGS)
1.1 schwarze 1674: {
1675:
1.41 schwarze 1676: if (MMAN_PP & outflags) {
1677: outflags &= ~MMAN_PP;
1.40 schwarze 1678: print_line(".PP", 0);
1.41 schwarze 1679: } else
1.40 schwarze 1680: print_line(".sp", 0);
1.1 schwarze 1681: return(1);
1682: }
1683:
1684: static void
1.3 schwarze 1685: post_sp(DECL_ARGS)
1.1 schwarze 1686: {
1687:
1.20 schwarze 1688: outflags |= MMAN_nl;
1.18 schwarze 1689: }
1690:
1691: static int
1.26 schwarze 1692: pre_sy(DECL_ARGS)
1693: {
1694:
1695: font_push('B');
1696: return(1);
1697: }
1698:
1699: static int
1.18 schwarze 1700: pre_vt(DECL_ARGS)
1701: {
1702:
1703: if (MDOC_SYNPRETTY & n->flags) {
1704: switch (n->type) {
1.62 schwarze 1705: case MDOC_BLOCK:
1.23 schwarze 1706: pre_syn(n);
1.18 schwarze 1707: return(1);
1.62 schwarze 1708: case MDOC_BODY:
1.18 schwarze 1709: break;
1710: default:
1711: return(0);
1712: }
1713: }
1.26 schwarze 1714: font_push('I');
1.18 schwarze 1715: return(1);
1716: }
1717:
1718: static void
1719: post_vt(DECL_ARGS)
1720: {
1721:
1.19 schwarze 1722: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1723: return;
1.26 schwarze 1724: font_pop();
1.1 schwarze 1725: }
1726:
1727: static int
1728: pre_xr(DECL_ARGS)
1729: {
1730:
1731: n = n->child;
1732: if (NULL == n)
1733: return(0);
1.42 schwarze 1734: print_node(meta, n);
1.1 schwarze 1735: n = n->next;
1736: if (NULL == n)
1737: return(0);
1.20 schwarze 1738: outflags &= ~MMAN_spc;
1739: print_word("(");
1.42 schwarze 1740: print_node(meta, n);
1.20 schwarze 1741: print_word(")");
1.1 schwarze 1742: return(0);
1.8 schwarze 1743: }
1744:
1745: static int
1746: pre_ux(DECL_ARGS)
1747: {
1748:
1.20 schwarze 1749: print_word(manacts[n->tok].prefix);
1.8 schwarze 1750: if (NULL == n->child)
1751: return(0);
1.20 schwarze 1752: outflags &= ~MMAN_spc;
1.45 schwarze 1753: print_word("\\ ");
1.20 schwarze 1754: outflags &= ~MMAN_spc;
1.8 schwarze 1755: return(1);
1.1 schwarze 1756: }
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