Annotation of mandoc/mdoc_man.c, Revision 1.59
1.59 ! schwarze 1: /* $Id: mdoc_man.c,v 1.58 2014/01/22 20:58:39 schwarze Exp $ */
1.1 schwarze 2: /*
1.58 schwarze 3: * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.59 ! schwarze 26: #include "mandoc_aux.h"
1.11 schwarze 27: #include "out.h"
1.4 kristaps 28: #include "man.h"
1.1 schwarze 29: #include "mdoc.h"
30: #include "main.h"
31:
1.42 schwarze 32: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 33: const struct mdoc_node *n
1.1 schwarze 34:
35: struct manact {
1.5 kristaps 36: int (*cond)(DECL_ARGS); /* DON'T run actions */
37: int (*pre)(DECL_ARGS); /* pre-node action */
38: void (*post)(DECL_ARGS); /* post-node action */
39: const char *prefix; /* pre-node string constant */
40: const char *suffix; /* post-node string constant */
1.1 schwarze 41: };
42:
1.5 kristaps 43: static int cond_body(DECL_ARGS);
1.1 schwarze 44: static int cond_head(DECL_ARGS);
1.26 schwarze 45: static void font_push(char);
46: static void font_pop(void);
1.47 schwarze 47: static void mid_it(void);
1.34 schwarze 48: static void post__t(DECL_ARGS);
1.5 kristaps 49: static void post_bd(DECL_ARGS);
1.27 schwarze 50: static void post_bf(DECL_ARGS);
1.13 schwarze 51: static void post_bk(DECL_ARGS);
1.30 schwarze 52: static void post_bl(DECL_ARGS);
1.5 kristaps 53: static void post_dl(DECL_ARGS);
1.1 schwarze 54: static void post_enc(DECL_ARGS);
1.28 schwarze 55: static void post_eo(DECL_ARGS);
1.17 schwarze 56: static void post_fa(DECL_ARGS);
1.29 schwarze 57: static void post_fd(DECL_ARGS);
1.26 schwarze 58: static void post_fl(DECL_ARGS);
1.16 schwarze 59: static void post_fn(DECL_ARGS);
1.17 schwarze 60: static void post_fo(DECL_ARGS);
1.26 schwarze 61: static void post_font(DECL_ARGS);
1.15 schwarze 62: static void post_in(DECL_ARGS);
1.30 schwarze 63: static void post_it(DECL_ARGS);
1.14 schwarze 64: static void post_lb(DECL_ARGS);
1.5 kristaps 65: static void post_nm(DECL_ARGS);
1.1 schwarze 66: static void post_percent(DECL_ARGS);
1.5 kristaps 67: static void post_pf(DECL_ARGS);
1.3 schwarze 68: static void post_sect(DECL_ARGS);
1.5 kristaps 69: static void post_sp(DECL_ARGS);
1.18 schwarze 70: static void post_vt(DECL_ARGS);
1.34 schwarze 71: static int pre__t(DECL_ARGS);
1.22 schwarze 72: static int pre_an(DECL_ARGS);
1.3 schwarze 73: static int pre_ap(DECL_ARGS);
74: static int pre_bd(DECL_ARGS);
1.27 schwarze 75: static int pre_bf(DECL_ARGS);
1.13 schwarze 76: static int pre_bk(DECL_ARGS);
1.30 schwarze 77: static int pre_bl(DECL_ARGS);
1.3 schwarze 78: static int pre_br(DECL_ARGS);
1.8 schwarze 79: static int pre_bx(DECL_ARGS);
1.1 schwarze 80: static int pre_dl(DECL_ARGS);
1.5 kristaps 81: static int pre_enc(DECL_ARGS);
1.26 schwarze 82: static int pre_em(DECL_ARGS);
1.17 schwarze 83: static int pre_fa(DECL_ARGS);
1.29 schwarze 84: static int pre_fd(DECL_ARGS);
1.26 schwarze 85: static int pre_fl(DECL_ARGS);
1.16 schwarze 86: static int pre_fn(DECL_ARGS);
1.17 schwarze 87: static int pre_fo(DECL_ARGS);
1.23 schwarze 88: static int pre_ft(DECL_ARGS);
1.15 schwarze 89: static int pre_in(DECL_ARGS);
1.1 schwarze 90: static int pre_it(DECL_ARGS);
1.24 schwarze 91: static int pre_lk(DECL_ARGS);
1.26 schwarze 92: static int pre_li(DECL_ARGS);
1.1 schwarze 93: static int pre_nm(DECL_ARGS);
1.25 schwarze 94: static int pre_no(DECL_ARGS);
1.1 schwarze 95: static int pre_ns(DECL_ARGS);
96: static int pre_pp(DECL_ARGS);
1.34 schwarze 97: static int pre_rs(DECL_ARGS);
1.12 schwarze 98: static int pre_sm(DECL_ARGS);
1.3 schwarze 99: static int pre_sp(DECL_ARGS);
1.5 kristaps 100: static int pre_sect(DECL_ARGS);
1.26 schwarze 101: static int pre_sy(DECL_ARGS);
1.23 schwarze 102: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 103: static int pre_vt(DECL_ARGS);
1.8 schwarze 104: static int pre_ux(DECL_ARGS);
1.1 schwarze 105: static int pre_xr(DECL_ARGS);
1.20 schwarze 106: static void print_word(const char *);
1.36 schwarze 107: static void print_line(const char *, int);
108: static void print_block(const char *, int);
1.20 schwarze 109: static void print_offs(const char *);
1.35 schwarze 110: static void print_width(const char *,
111: const struct mdoc_node *, size_t);
1.30 schwarze 112: static void print_count(int *);
1.5 kristaps 113: static void print_node(DECL_ARGS);
1.1 schwarze 114:
1.3 schwarze 115: static const struct manact manacts[MDOC_MAX + 1] = {
116: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
117: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
118: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 119: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 120: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
121: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 122: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 123: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 124: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 125: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
126: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 127: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 128: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 129: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 130: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 131: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 132: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
133: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
134: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
137: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 138: { NULL, pre_enc, post_enc, "The \\fB",
139: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
140: }, /* Ex */
1.17 schwarze 141: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 142: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 143: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 144: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 145: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
146: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 147: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 148: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 149: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
150: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
151: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 152: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 153: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 154: { NULL, pre_enc, post_enc, "The \\fB",
155: "\\fP\nfunction returns the value 0 if successful;\n"
156: "otherwise the value -1 is returned and the global\n"
157: "variable \\fIerrno\\fP is set to indicate the error."
158: }, /* 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 */
226: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
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 */
1.29 schwarze 236: { NULL, NULL, NULL, NULL, NULL }, /* Es */
237: { NULL, NULL, NULL, 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 */
1.3 schwarze 244: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 245: };
246:
1.20 schwarze 247: static int outflags;
1.36 schwarze 248: #define MMAN_spc (1 << 0) /* blank character before next word */
249: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
250: #define MMAN_nl (1 << 2) /* break man(7) code line */
251: #define MMAN_br (1 << 3) /* break output line */
252: #define MMAN_sp (1 << 4) /* insert a blank output line */
253: #define MMAN_PP (1 << 5) /* reset indentation etc. */
254: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
255: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 256: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
257: #define MMAN_An_split (1 << 9) /* author mode is "split" */
258: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
259: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 260: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 261:
1.43 schwarze 262: #define BL_STACK_MAX 32
263:
264: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
265: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
266: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 267: static int TPremain; /* characters before tag is full */
268:
1.26 schwarze 269: static struct {
270: char *head;
271: char *tail;
272: size_t size;
273: } fontqueue;
274:
275: static void
276: font_push(char newfont)
277: {
278:
279: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
280: fontqueue.size += 8;
281: fontqueue.head = mandoc_realloc(fontqueue.head,
282: fontqueue.size);
283: }
284: *fontqueue.tail = newfont;
1.37 schwarze 285: print_word("");
286: printf("\\f");
1.26 schwarze 287: putchar(newfont);
288: outflags &= ~MMAN_spc;
289: }
290:
291: static void
292: font_pop(void)
293: {
294:
295: if (fontqueue.tail > fontqueue.head)
296: fontqueue.tail--;
297: outflags &= ~MMAN_spc;
1.37 schwarze 298: print_word("");
299: printf("\\f");
1.26 schwarze 300: putchar(*fontqueue.tail);
301: }
302:
1.1 schwarze 303: static void
1.20 schwarze 304: print_word(const char *s)
1.1 schwarze 305: {
1.5 kristaps 306:
1.36 schwarze 307: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 308: /*
309: * If we need a newline, print it now and start afresh.
310: */
1.36 schwarze 311: if (MMAN_PP & outflags) {
1.44 schwarze 312: if (MMAN_sp & outflags) {
313: if (MMAN_PD & outflags) {
314: printf("\n.PD");
315: outflags &= ~MMAN_PD;
316: }
317: } else if ( ! (MMAN_PD & outflags)) {
318: printf("\n.PD 0");
319: outflags |= MMAN_PD;
320: }
1.36 schwarze 321: printf("\n.PP\n");
322: } else if (MMAN_sp & outflags)
1.21 schwarze 323: printf("\n.sp\n");
324: else if (MMAN_br & outflags)
325: printf("\n.br\n");
326: else if (MMAN_nl & outflags)
327: putchar('\n');
1.36 schwarze 328: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 329: if (1 == TPremain)
330: printf(".br\n");
331: TPremain = 0;
332: } else if (MMAN_spc & outflags) {
1.5 kristaps 333: /*
1.25 schwarze 334: * If we need a space, only print it if
335: * (1) it is forced by `No' or
336: * (2) what follows is not terminating punctuation or
337: * (3) what follows is longer than one character.
1.5 kristaps 338: */
1.37 schwarze 339: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 340: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 341: if (MMAN_Bk & outflags &&
342: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 343: putchar('\\');
1.45 schwarze 344: putchar(' ');
1.37 schwarze 345: if (TPremain)
346: TPremain--;
1.13 schwarze 347: }
1.37 schwarze 348: }
1.5 kristaps 349:
350: /*
351: * Reassign needing space if we're not following opening
352: * punctuation.
353: */
1.37 schwarze 354: if (MMAN_Sm & outflags && ('\0' == s[0] ||
355: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 356: outflags |= MMAN_spc;
357: else
358: outflags &= ~MMAN_spc;
1.46 schwarze 359: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 360:
1.1 schwarze 361: for ( ; *s; s++) {
362: switch (*s) {
363: case (ASCII_NBRSP):
1.45 schwarze 364: printf("\\ ");
1.1 schwarze 365: break;
366: case (ASCII_HYPH):
367: putchar('-');
1.58 schwarze 368: break;
369: case (ASCII_BREAK):
370: printf("\\:");
1.1 schwarze 371: break;
1.56 schwarze 372: case (' '):
373: if (MMAN_nbrword & outflags) {
374: printf("\\ ");
375: break;
376: }
377: /* FALLTHROUGH */
1.1 schwarze 378: default:
1.5 kristaps 379: putchar((unsigned char)*s);
1.1 schwarze 380: break;
381: }
1.37 schwarze 382: if (TPremain)
383: TPremain--;
1.1 schwarze 384: }
1.56 schwarze 385: outflags &= ~MMAN_nbrword;
1.4 kristaps 386: }
387:
1.11 schwarze 388: static void
1.36 schwarze 389: print_line(const char *s, int newflags)
390: {
391:
392: outflags &= ~MMAN_br;
393: outflags |= MMAN_nl;
394: print_word(s);
395: outflags |= newflags;
396: }
397:
398: static void
399: print_block(const char *s, int newflags)
400: {
401:
402: outflags &= ~MMAN_PP;
1.44 schwarze 403: if (MMAN_sp & outflags) {
1.36 schwarze 404: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 405: if (MMAN_PD & outflags) {
406: print_line(".PD", 0);
407: outflags &= ~MMAN_PD;
408: }
1.46 schwarze 409: } else if (! (MMAN_PD & outflags))
410: print_line(".PD 0", MMAN_PD);
1.36 schwarze 411: outflags |= MMAN_nl;
412: print_word(s);
1.46 schwarze 413: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 414: }
415:
416: static void
1.20 schwarze 417: print_offs(const char *v)
1.11 schwarze 418: {
419: char buf[24];
420: struct roffsu su;
421: size_t sz;
422:
1.48 schwarze 423: print_line(".RS", MMAN_Bk_susp);
424:
1.43 schwarze 425: /* Convert v into a number (of characters). */
1.11 schwarze 426: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
427: sz = 0;
428: else if (0 == strcmp(v, "indent"))
429: sz = 6;
430: else if (0 == strcmp(v, "indent-two"))
431: sz = 12;
432: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 433: if (SCALE_EN == su.unit)
434: sz = su.scale;
435: else {
436: /*
437: * XXX
438: * If we are inside an enclosing list,
439: * there is no easy way to add the two
440: * indentations because they are provided
441: * in terms of different units.
442: */
443: print_word(v);
1.48 schwarze 444: outflags |= MMAN_nl;
1.43 schwarze 445: return;
446: }
1.11 schwarze 447: } else
448: sz = strlen(v);
449:
1.43 schwarze 450: /*
451: * We are inside an enclosing list.
452: * Add the two indentations.
453: */
454: if (Bl_stack_len)
455: sz += Bl_stack[Bl_stack_len - 1];
456:
1.53 schwarze 457: snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 458: print_word(buf);
1.48 schwarze 459: outflags |= MMAN_nl;
1.11 schwarze 460: }
461:
1.47 schwarze 462: /*
463: * Set up the indentation for a list item; used from pre_it().
464: */
1.59 ! schwarze 465: static void
1.35 schwarze 466: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 467: {
468: char buf[24];
469: struct roffsu su;
1.31 schwarze 470: size_t sz, chsz;
1.37 schwarze 471: int numeric, remain;
1.31 schwarze 472:
1.37 schwarze 473: numeric = 1;
474: remain = 0;
1.43 schwarze 475:
476: /* Convert v into a number (of characters). */
1.35 schwarze 477: if (NULL == v)
478: sz = defsz;
479: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 480: if (SCALE_EN == su.unit)
481: sz = su.scale;
482: else {
1.37 schwarze 483: sz = 0;
484: numeric = 0;
1.30 schwarze 485: }
486: } else
487: sz = strlen(v);
488:
1.37 schwarze 489: /* XXX Rough estimation, might have multiple parts. */
490: chsz = (NULL != child && MDOC_TEXT == child->type) ?
491: strlen(child->string) : 0;
492:
1.47 schwarze 493: /* Maybe we are inside an enclosing list? */
494: mid_it();
1.43 schwarze 495:
496: /*
497: * Save our own indentation,
498: * such that child lists can use it.
499: */
500: Bl_stack[Bl_stack_len++] = sz + 2;
501:
502: /* Set up the current list. */
1.37 schwarze 503: if (defsz && chsz > sz)
1.36 schwarze 504: print_block(".HP", 0);
1.37 schwarze 505: else {
1.36 schwarze 506: print_block(".TP", 0);
1.37 schwarze 507: remain = sz + 2;
508: }
509: if (numeric) {
1.53 schwarze 510: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 511: print_word(buf);
512: } else
513: print_word(v);
514: TPremain = remain;
1.30 schwarze 515: }
516:
1.59 ! schwarze 517: static void
1.30 schwarze 518: print_count(int *count)
519: {
520: char buf[12];
521:
522: snprintf(buf, sizeof(buf), "%d.", ++*count);
523: print_word(buf);
524: }
525:
526: void
1.4 kristaps 527: man_man(void *arg, const struct man *man)
528: {
529:
1.5 kristaps 530: /*
531: * Dump the keep buffer.
532: * We're guaranteed by now that this exists (is non-NULL).
533: * Flush stdout afterward, just in case.
534: */
1.4 kristaps 535: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 536: fflush(stdout);
1.1 schwarze 537: }
538:
539: void
540: man_mdoc(void *arg, const struct mdoc *mdoc)
541: {
1.42 schwarze 542: const struct mdoc_meta *meta;
1.1 schwarze 543: const struct mdoc_node *n;
544:
1.42 schwarze 545: meta = mdoc_meta(mdoc);
1.1 schwarze 546: n = mdoc_node(mdoc);
547:
1.45 schwarze 548: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 549: meta->title, meta->msec, meta->date,
550: meta->os, meta->vol);
1.1 schwarze 551:
1.45 schwarze 552: /* Disable hyphenation and if nroff, disable justification. */
553: printf(".nh\n.if n .ad l");
554:
1.20 schwarze 555: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 556: if (0 == fontqueue.size) {
557: fontqueue.size = 8;
558: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
559: *fontqueue.tail = 'R';
560: }
1.42 schwarze 561: print_node(meta, n);
1.3 schwarze 562: putchar('\n');
1.1 schwarze 563: }
564:
565: static void
566: print_node(DECL_ARGS)
567: {
1.52 schwarze 568: const struct mdoc_node *sub;
1.5 kristaps 569: const struct manact *act;
1.1 schwarze 570: int cond, do_sub;
1.46 schwarze 571:
1.5 kristaps 572: /*
573: * Break the line if we were parsed subsequent the current node.
574: * This makes the page structure be more consistent.
575: */
1.52 schwarze 576: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 577: outflags |= MMAN_nl;
1.1 schwarze 578:
1.5 kristaps 579: act = NULL;
1.1 schwarze 580: cond = 0;
581: do_sub = 1;
1.5 kristaps 582:
1.1 schwarze 583: if (MDOC_TEXT == n->type) {
1.5 kristaps 584: /*
585: * Make sure that we don't happen to start with a
586: * control character at the start of a line.
587: */
1.20 schwarze 588: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 589: '\'' == *n->string)) {
1.37 schwarze 590: print_word("");
591: printf("\\&");
1.20 schwarze 592: outflags &= ~MMAN_spc;
1.3 schwarze 593: }
1.20 schwarze 594: print_word(n->string);
1.1 schwarze 595: } else {
1.5 kristaps 596: /*
597: * Conditionally run the pre-node action handler for a
598: * node.
599: */
1.1 schwarze 600: act = manacts + n->tok;
1.42 schwarze 601: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 602: if (cond && act->pre)
1.42 schwarze 603: do_sub = (*act->pre)(meta, n);
1.1 schwarze 604: }
605:
1.5 kristaps 606: /*
607: * Conditionally run all child nodes.
608: * Note that this iterates over children instead of using
609: * recursion. This prevents unnecessary depth in the stack.
610: */
1.1 schwarze 611: if (do_sub)
612: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 613: print_node(meta, sub);
1.1 schwarze 614:
1.5 kristaps 615: /*
616: * Lastly, conditionally run the post-node handler.
617: */
1.1 schwarze 618: if (cond && act->post)
1.42 schwarze 619: (*act->post)(meta, n);
1.1 schwarze 620: }
621:
622: static int
623: cond_head(DECL_ARGS)
624: {
1.5 kristaps 625:
1.1 schwarze 626: return(MDOC_HEAD == n->type);
627: }
628:
629: static int
630: cond_body(DECL_ARGS)
631: {
1.5 kristaps 632:
1.1 schwarze 633: return(MDOC_BODY == n->type);
634: }
635:
636: static int
637: pre_enc(DECL_ARGS)
638: {
1.5 kristaps 639: const char *prefix;
1.1 schwarze 640:
641: prefix = manacts[n->tok].prefix;
642: if (NULL == prefix)
643: return(1);
1.20 schwarze 644: print_word(prefix);
645: outflags &= ~MMAN_spc;
1.1 schwarze 646: return(1);
647: }
648:
649: static void
650: post_enc(DECL_ARGS)
651: {
652: const char *suffix;
653:
654: suffix = manacts[n->tok].suffix;
655: if (NULL == suffix)
656: return;
1.20 schwarze 657: outflags &= ~MMAN_spc;
658: print_word(suffix);
1.26 schwarze 659: }
660:
661: static void
662: post_font(DECL_ARGS)
663: {
664:
665: font_pop();
1.1 schwarze 666: }
667:
668: static void
669: post_percent(DECL_ARGS)
670: {
671:
1.34 schwarze 672: if (pre_em == manacts[n->tok].pre)
673: font_pop();
674: if (n->next) {
1.20 schwarze 675: print_word(",");
1.34 schwarze 676: if (n->prev && n->prev->tok == n->tok &&
677: n->next->tok == n->tok)
678: print_word("and");
679: } else {
1.20 schwarze 680: print_word(".");
681: outflags |= MMAN_nl;
1.1 schwarze 682: }
683: }
684:
1.34 schwarze 685: static int
686: pre__t(DECL_ARGS)
687: {
688:
689: if (n->parent && MDOC_Rs == n->parent->tok &&
690: n->parent->norm->Rs.quote_T) {
1.37 schwarze 691: print_word("");
692: putchar('\"');
1.34 schwarze 693: outflags &= ~MMAN_spc;
694: } else
695: font_push('I');
696: return(1);
697: }
698:
699: static void
700: post__t(DECL_ARGS)
701: {
702:
703: if (n->parent && MDOC_Rs == n->parent->tok &&
704: n->parent->norm->Rs.quote_T) {
705: outflags &= ~MMAN_spc;
1.37 schwarze 706: print_word("");
707: putchar('\"');
1.34 schwarze 708: } else
709: font_pop();
1.42 schwarze 710: post_percent(meta, n);
1.34 schwarze 711: }
712:
1.5 kristaps 713: /*
714: * Print before a section header.
715: */
1.1 schwarze 716: static int
1.3 schwarze 717: pre_sect(DECL_ARGS)
718: {
719:
1.54 schwarze 720: if (MDOC_HEAD == n->type) {
1.46 schwarze 721: outflags |= MMAN_sp;
722: print_block(manacts[n->tok].prefix, 0);
723: print_word("");
724: putchar('\"');
725: outflags &= ~MMAN_spc;
726: }
1.3 schwarze 727: return(1);
728: }
729:
1.5 kristaps 730: /*
731: * Print subsequent a section header.
732: */
1.3 schwarze 733: static void
734: post_sect(DECL_ARGS)
735: {
736:
737: if (MDOC_HEAD != n->type)
738: return;
1.20 schwarze 739: outflags &= ~MMAN_spc;
1.37 schwarze 740: print_word("");
741: putchar('\"');
1.20 schwarze 742: outflags |= MMAN_nl;
1.22 schwarze 743: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
744: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
745: }
746:
1.23 schwarze 747: /* See mdoc_term.c, synopsis_pre() for comments. */
748: static void
749: pre_syn(const struct mdoc_node *n)
750: {
751:
752: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
753: return;
754:
755: if (n->prev->tok == n->tok &&
756: MDOC_Ft != n->tok &&
757: MDOC_Fo != n->tok &&
758: MDOC_Fn != n->tok) {
759: outflags |= MMAN_br;
760: return;
761: }
762:
763: switch (n->prev->tok) {
764: case (MDOC_Fd):
765: /* FALLTHROUGH */
766: case (MDOC_Fn):
767: /* FALLTHROUGH */
768: case (MDOC_Fo):
769: /* FALLTHROUGH */
770: case (MDOC_In):
771: /* FALLTHROUGH */
772: case (MDOC_Vt):
773: outflags |= MMAN_sp;
774: break;
775: case (MDOC_Ft):
776: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
777: outflags |= MMAN_sp;
778: break;
779: }
780: /* FALLTHROUGH */
781: default:
782: outflags |= MMAN_br;
783: break;
784: }
785: }
786:
1.22 schwarze 787: static int
788: pre_an(DECL_ARGS)
789: {
790:
791: switch (n->norm->An.auth) {
792: case (AUTH_split):
793: outflags &= ~MMAN_An_nosplit;
794: outflags |= MMAN_An_split;
795: return(0);
796: case (AUTH_nosplit):
797: outflags &= ~MMAN_An_split;
798: outflags |= MMAN_An_nosplit;
799: return(0);
800: default:
801: if (MMAN_An_split & outflags)
802: outflags |= MMAN_br;
803: else if (SEC_AUTHORS == n->sec &&
804: ! (MMAN_An_nosplit & outflags))
805: outflags |= MMAN_An_split;
806: return(1);
807: }
1.3 schwarze 808: }
809:
810: static int
811: pre_ap(DECL_ARGS)
812: {
813:
1.20 schwarze 814: outflags &= ~MMAN_spc;
815: print_word("'");
816: outflags &= ~MMAN_spc;
1.3 schwarze 817: return(0);
818: }
819:
820: static int
821: pre_bd(DECL_ARGS)
822: {
823:
1.36 schwarze 824: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
825:
826: if (DISP_unfilled == n->norm->Bd.type ||
827: DISP_literal == n->norm->Bd.type)
828: print_line(".nf", 0);
829: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 830: outflags |= MMAN_sp;
1.20 schwarze 831: print_offs(n->norm->Bd.offs);
1.3 schwarze 832: return(1);
833: }
834:
835: static void
836: post_bd(DECL_ARGS)
837: {
838:
1.43 schwarze 839: /* Close out this display. */
1.36 schwarze 840: print_line(".RE", MMAN_nl);
1.3 schwarze 841: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 842: DISP_literal == n->norm->Bd.type)
843: print_line(".fi", MMAN_nl);
1.43 schwarze 844:
1.47 schwarze 845: /* Maybe we are inside an enclosing list? */
846: if (NULL != n->parent->next)
847: mid_it();
1.13 schwarze 848: }
849:
850: static int
1.27 schwarze 851: pre_bf(DECL_ARGS)
852: {
853:
854: switch (n->type) {
855: case (MDOC_BLOCK):
856: return(1);
857: case (MDOC_BODY):
858: break;
859: default:
860: return(0);
861: }
862: switch (n->norm->Bf.font) {
863: case (FONT_Em):
864: font_push('I');
865: break;
866: case (FONT_Sy):
867: font_push('B');
868: break;
869: default:
870: font_push('R');
871: break;
872: }
873: return(1);
874: }
875:
876: static void
877: post_bf(DECL_ARGS)
878: {
879:
880: if (MDOC_BODY == n->type)
881: font_pop();
882: }
883:
884: static int
1.13 schwarze 885: pre_bk(DECL_ARGS)
886: {
887:
888: switch (n->type) {
889: case (MDOC_BLOCK):
890: return(1);
891: case (MDOC_BODY):
1.20 schwarze 892: outflags |= MMAN_Bk;
1.13 schwarze 893: return(1);
894: default:
895: return(0);
896: }
897: }
898:
899: static void
900: post_bk(DECL_ARGS)
901: {
902:
1.54 schwarze 903: if (MDOC_BODY == n->type)
1.20 schwarze 904: outflags &= ~MMAN_Bk;
1.3 schwarze 905: }
906:
907: static int
1.30 schwarze 908: pre_bl(DECL_ARGS)
909: {
1.33 schwarze 910: size_t icol;
1.30 schwarze 911:
1.49 schwarze 912: /*
913: * print_offs() will increase the -offset to account for
914: * a possible enclosing .It, but any enclosed .It blocks
915: * just nest and do not add up their indentation.
916: */
917: if (n->norm->Bl.offs) {
918: print_offs(n->norm->Bl.offs);
919: Bl_stack[Bl_stack_len++] = 0;
920: }
921:
1.33 schwarze 922: switch (n->norm->Bl.type) {
923: case (LIST_enum):
1.30 schwarze 924: n->norm->Bl.count = 0;
1.33 schwarze 925: return(1);
926: case (LIST_column):
927: break;
928: default:
929: return(1);
930: }
931:
1.36 schwarze 932: print_line(".TS", MMAN_nl);
1.33 schwarze 933: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
934: print_word("l");
935: print_word(".");
1.36 schwarze 936: outflags |= MMAN_nl;
1.30 schwarze 937: return(1);
938: }
939:
940: static void
941: post_bl(DECL_ARGS)
942: {
943:
1.33 schwarze 944: switch (n->norm->Bl.type) {
1.36 schwarze 945: case (LIST_column):
946: print_line(".TE", 0);
947: break;
1.33 schwarze 948: case (LIST_enum):
949: n->norm->Bl.count = 0;
950: break;
951: default:
952: break;
953: }
1.49 schwarze 954:
955: if (n->norm->Bl.offs) {
956: print_line(".RE", MMAN_nl);
957: assert(Bl_stack_len);
958: Bl_stack_len--;
959: assert(0 == Bl_stack[Bl_stack_len]);
960: } else {
961: outflags |= MMAN_PP | MMAN_nl;
962: outflags &= ~(MMAN_sp | MMAN_br);
963: }
1.47 schwarze 964:
965: /* Maybe we are inside an enclosing list? */
966: if (NULL != n->parent->next)
967: mid_it();
968:
1.30 schwarze 969: }
970:
971: static int
1.3 schwarze 972: pre_br(DECL_ARGS)
973: {
974:
1.21 schwarze 975: outflags |= MMAN_br;
1.3 schwarze 976: return(0);
977: }
978:
979: static int
1.8 schwarze 980: pre_bx(DECL_ARGS)
981: {
982:
983: n = n->child;
984: if (n) {
1.20 schwarze 985: print_word(n->string);
986: outflags &= ~MMAN_spc;
1.8 schwarze 987: n = n->next;
988: }
1.20 schwarze 989: print_word("BSD");
1.8 schwarze 990: if (NULL == n)
991: return(0);
1.20 schwarze 992: outflags &= ~MMAN_spc;
993: print_word("-");
994: outflags &= ~MMAN_spc;
995: print_word(n->string);
1.8 schwarze 996: return(0);
997: }
998:
999: static int
1.1 schwarze 1000: pre_dl(DECL_ARGS)
1001: {
1002:
1.47 schwarze 1003: print_offs("6n");
1.1 schwarze 1004: return(1);
1005: }
1006:
1007: static void
1008: post_dl(DECL_ARGS)
1009: {
1010:
1.36 schwarze 1011: print_line(".RE", MMAN_nl);
1.47 schwarze 1012:
1013: /* Maybe we are inside an enclosing list? */
1014: if (NULL != n->parent->next)
1015: mid_it();
1.16 schwarze 1016: }
1017:
1018: static int
1.26 schwarze 1019: pre_em(DECL_ARGS)
1020: {
1021:
1022: font_push('I');
1023: return(1);
1.28 schwarze 1024: }
1025:
1026: static void
1027: post_eo(DECL_ARGS)
1028: {
1029:
1030: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1031: outflags &= ~MMAN_spc;
1.26 schwarze 1032: }
1033:
1034: static int
1.17 schwarze 1035: pre_fa(DECL_ARGS)
1036: {
1.57 schwarze 1037: int am_Fa;
1.17 schwarze 1038:
1.57 schwarze 1039: am_Fa = MDOC_Fa == n->tok;
1040:
1041: if (am_Fa)
1.17 schwarze 1042: n = n->child;
1043:
1044: while (NULL != n) {
1.26 schwarze 1045: font_push('I');
1.57 schwarze 1046: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1047: outflags |= MMAN_nbrword;
1.42 schwarze 1048: print_node(meta, n);
1.26 schwarze 1049: font_pop();
1.17 schwarze 1050: if (NULL != (n = n->next))
1.20 schwarze 1051: print_word(",");
1.17 schwarze 1052: }
1053: return(0);
1054: }
1055:
1056: static void
1057: post_fa(DECL_ARGS)
1058: {
1059:
1060: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1061: print_word(",");
1.29 schwarze 1062: }
1063:
1064: static int
1065: pre_fd(DECL_ARGS)
1066: {
1067:
1068: pre_syn(n);
1069: font_push('B');
1070: return(1);
1071: }
1072:
1073: static void
1074: post_fd(DECL_ARGS)
1075: {
1076:
1077: font_pop();
1078: outflags |= MMAN_br;
1.17 schwarze 1079: }
1080:
1081: static int
1.26 schwarze 1082: pre_fl(DECL_ARGS)
1083: {
1084:
1085: font_push('B');
1.45 schwarze 1086: print_word("\\-");
1.26 schwarze 1087: outflags &= ~MMAN_spc;
1088: return(1);
1089: }
1090:
1091: static void
1092: post_fl(DECL_ARGS)
1093: {
1094:
1095: font_pop();
1.27 schwarze 1096: if (0 == n->nchild && NULL != n->next &&
1097: n->next->line == n->line)
1.26 schwarze 1098: outflags &= ~MMAN_spc;
1099: }
1100:
1101: static int
1.16 schwarze 1102: pre_fn(DECL_ARGS)
1103: {
1104:
1.23 schwarze 1105: pre_syn(n);
1106:
1.16 schwarze 1107: n = n->child;
1108: if (NULL == n)
1109: return(0);
1110:
1.55 schwarze 1111: if (MDOC_SYNPRETTY & n->flags)
1112: print_block(".HP 4n", MMAN_nl);
1113:
1.26 schwarze 1114: font_push('B');
1.42 schwarze 1115: print_node(meta, n);
1.26 schwarze 1116: font_pop();
1.20 schwarze 1117: outflags &= ~MMAN_spc;
1.26 schwarze 1118: print_word("(");
1.20 schwarze 1119: outflags &= ~MMAN_spc;
1.35 schwarze 1120:
1121: n = n->next;
1122: if (NULL != n)
1.42 schwarze 1123: pre_fa(meta, n);
1.35 schwarze 1124: return(0);
1.16 schwarze 1125: }
1126:
1127: static void
1128: post_fn(DECL_ARGS)
1129: {
1130:
1.20 schwarze 1131: print_word(")");
1.16 schwarze 1132: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1133: print_word(";");
1.55 schwarze 1134: outflags |= MMAN_PP;
1.17 schwarze 1135: }
1136: }
1137:
1138: static int
1139: pre_fo(DECL_ARGS)
1140: {
1141:
1142: switch (n->type) {
1.23 schwarze 1143: case (MDOC_BLOCK):
1144: pre_syn(n);
1145: break;
1.17 schwarze 1146: case (MDOC_HEAD):
1.57 schwarze 1147: if (MDOC_SYNPRETTY & n->flags)
1148: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1149: font_push('B');
1.17 schwarze 1150: break;
1151: case (MDOC_BODY):
1.20 schwarze 1152: outflags &= ~MMAN_spc;
1153: print_word("(");
1154: outflags &= ~MMAN_spc;
1.17 schwarze 1155: break;
1156: default:
1157: break;
1158: }
1159: return(1);
1160: }
1.57 schwarze 1161:
1.17 schwarze 1162: static void
1163: post_fo(DECL_ARGS)
1164: {
1165:
1166: switch (n->type) {
1167: case (MDOC_HEAD):
1.26 schwarze 1168: font_pop();
1.17 schwarze 1169: break;
1170: case (MDOC_BODY):
1.42 schwarze 1171: post_fn(meta, n);
1.17 schwarze 1172: break;
1173: default:
1174: break;
1.16 schwarze 1175: }
1.15 schwarze 1176: }
1177:
1178: static int
1.23 schwarze 1179: pre_ft(DECL_ARGS)
1180: {
1181:
1182: pre_syn(n);
1.26 schwarze 1183: font_push('I');
1.23 schwarze 1184: return(1);
1185: }
1186:
1187: static int
1.15 schwarze 1188: pre_in(DECL_ARGS)
1189: {
1190:
1191: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1192: pre_syn(n);
1.26 schwarze 1193: font_push('B');
1194: print_word("#include <");
1195: outflags &= ~MMAN_spc;
1196: } else {
1197: print_word("<");
1198: outflags &= ~MMAN_spc;
1199: font_push('I');
1200: }
1.15 schwarze 1201: return(1);
1202: }
1203:
1204: static void
1205: post_in(DECL_ARGS)
1206: {
1207:
1208: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1209: outflags &= ~MMAN_spc;
1210: print_word(">");
1211: font_pop();
1.21 schwarze 1212: outflags |= MMAN_br;
1.26 schwarze 1213: } else {
1214: font_pop();
1215: outflags &= ~MMAN_spc;
1216: print_word(">");
1217: }
1.1 schwarze 1218: }
1219:
1220: static int
1221: pre_it(DECL_ARGS)
1222: {
1223: const struct mdoc_node *bln;
1224:
1.30 schwarze 1225: switch (n->type) {
1226: case (MDOC_HEAD):
1.36 schwarze 1227: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1228: bln = n->parent->parent;
1.36 schwarze 1229: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1230: (NULL == n->parent->prev &&
1231: NULL == bln->parent->prev))
1.36 schwarze 1232: outflags |= MMAN_sp;
1233: outflags &= ~MMAN_br;
1.3 schwarze 1234: switch (bln->norm->Bl.type) {
1.30 schwarze 1235: case (LIST_item):
1236: return(0);
1237: case (LIST_inset):
1238: /* FALLTHROUGH */
1239: case (LIST_diag):
1240: /* FALLTHROUGH */
1241: case (LIST_ohang):
1242: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1243: print_line(".B \"", 0);
1.30 schwarze 1244: else
1.36 schwarze 1245: print_line(".R \"", 0);
1.30 schwarze 1246: outflags &= ~MMAN_spc;
1247: return(1);
1.3 schwarze 1248: case (LIST_bullet):
1.30 schwarze 1249: /* FALLTHROUGH */
1250: case (LIST_dash):
1251: /* FALLTHROUGH */
1252: case (LIST_hyphen):
1.35 schwarze 1253: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1254: TPremain = 0;
1.30 schwarze 1255: outflags |= MMAN_nl;
1256: font_push('B');
1257: if (LIST_bullet == bln->norm->Bl.type)
1258: print_word("o");
1259: else
1260: print_word("-");
1261: font_pop();
1262: break;
1263: case (LIST_enum):
1.35 schwarze 1264: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1265: TPremain = 0;
1.30 schwarze 1266: outflags |= MMAN_nl;
1267: print_count(&bln->norm->Bl.count);
1.3 schwarze 1268: break;
1.31 schwarze 1269: case (LIST_hang):
1.35 schwarze 1270: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1271: TPremain = 0;
1.32 schwarze 1272: break;
1273: case (LIST_tag):
1.37 schwarze 1274: print_width(bln->norm->Bl.width, n->child, 0);
1275: putchar('\n');
1276: outflags &= ~MMAN_spc;
1277: return(1);
1.3 schwarze 1278: default:
1.32 schwarze 1279: return(1);
1.3 schwarze 1280: }
1.20 schwarze 1281: outflags |= MMAN_nl;
1.30 schwarze 1282: default:
1283: break;
1.1 schwarze 1284: }
1285: return(1);
1.30 schwarze 1286: }
1287:
1.47 schwarze 1288: /*
1289: * This function is called after closing out an indented block.
1290: * If we are inside an enclosing list, restore its indentation.
1291: */
1292: static void
1293: mid_it(void)
1294: {
1295: char buf[24];
1296:
1297: /* Nothing to do outside a list. */
1298: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1299: return;
1300:
1301: /* The indentation has already been set up. */
1302: if (Bl_stack_post[Bl_stack_len - 1])
1303: return;
1304:
1305: /* Restore the indentation of the enclosing list. */
1306: print_line(".RS", MMAN_Bk_susp);
1.53 schwarze 1307: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1308: print_word(buf);
1309:
1310: /* Remeber to close out this .RS block later. */
1311: Bl_stack_post[Bl_stack_len - 1] = 1;
1312: }
1313:
1.30 schwarze 1314: static void
1315: post_it(DECL_ARGS)
1316: {
1317: const struct mdoc_node *bln;
1318:
1.33 schwarze 1319: bln = n->parent->parent;
1320:
1321: switch (n->type) {
1322: case (MDOC_HEAD):
1.30 schwarze 1323: switch (bln->norm->Bl.type) {
1324: case (LIST_diag):
1325: outflags &= ~MMAN_spc;
1326: print_word("\\ ");
1327: break;
1328: case (LIST_ohang):
1329: outflags |= MMAN_br;
1330: break;
1331: default:
1332: break;
1333: }
1.33 schwarze 1334: break;
1335: case (MDOC_BODY):
1.43 schwarze 1336: switch (bln->norm->Bl.type) {
1337: case (LIST_bullet):
1338: /* FALLTHROUGH */
1339: case (LIST_dash):
1340: /* FALLTHROUGH */
1341: case (LIST_hyphen):
1342: /* FALLTHROUGH */
1343: case (LIST_enum):
1344: /* FALLTHROUGH */
1345: case (LIST_hang):
1346: /* FALLTHROUGH */
1347: case (LIST_tag):
1348: assert(Bl_stack_len);
1349: Bl_stack[--Bl_stack_len] = 0;
1350:
1351: /*
1352: * Our indentation had to be restored
1.47 schwarze 1353: * after a child display or child list.
1.43 schwarze 1354: * Close out that indentation block now.
1355: */
1356: if (Bl_stack_post[Bl_stack_len]) {
1357: print_line(".RE", MMAN_nl);
1358: Bl_stack_post[Bl_stack_len] = 0;
1359: }
1360: break;
1361: case (LIST_column):
1362: if (NULL != n->next) {
1363: putchar('\t');
1364: outflags &= ~MMAN_spc;
1365: }
1366: break;
1367: default:
1368: break;
1.33 schwarze 1369: }
1370: break;
1371: default:
1372: break;
1.30 schwarze 1373: }
1.14 schwarze 1374: }
1375:
1376: static void
1377: post_lb(DECL_ARGS)
1378: {
1379:
1.21 schwarze 1380: if (SEC_LIBRARY == n->sec)
1381: outflags |= MMAN_br;
1.24 schwarze 1382: }
1383:
1384: static int
1385: pre_lk(DECL_ARGS)
1386: {
1387: const struct mdoc_node *link, *descr;
1388:
1389: if (NULL == (link = n->child))
1390: return(0);
1391:
1392: if (NULL != (descr = link->next)) {
1.26 schwarze 1393: font_push('I');
1.24 schwarze 1394: while (NULL != descr) {
1395: print_word(descr->string);
1396: descr = descr->next;
1397: }
1398: print_word(":");
1.26 schwarze 1399: font_pop();
1.24 schwarze 1400: }
1401:
1.26 schwarze 1402: font_push('B');
1.24 schwarze 1403: print_word(link->string);
1.26 schwarze 1404: font_pop();
1.24 schwarze 1405: return(0);
1.1 schwarze 1406: }
1407:
1408: static int
1.26 schwarze 1409: pre_li(DECL_ARGS)
1410: {
1411:
1412: font_push('R');
1413: return(1);
1414: }
1415:
1416: static int
1.1 schwarze 1417: pre_nm(DECL_ARGS)
1418: {
1.38 schwarze 1419: char *name;
1.1 schwarze 1420:
1.54 schwarze 1421: if (MDOC_BLOCK == n->type) {
1422: outflags |= MMAN_Bk;
1.23 schwarze 1423: pre_syn(n);
1.54 schwarze 1424: }
1.1 schwarze 1425: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1426: return(1);
1.42 schwarze 1427: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1428: if (NULL == name)
1.23 schwarze 1429: return(0);
1.38 schwarze 1430: if (MDOC_HEAD == n->type) {
1431: if (NULL == n->parent->prev)
1432: outflags |= MMAN_sp;
1433: print_block(".HP", 0);
1.53 schwarze 1434: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1435: outflags |= MMAN_nl;
1436: }
1.26 schwarze 1437: font_push('B');
1.1 schwarze 1438: if (NULL == n->child)
1.42 schwarze 1439: print_word(meta->name);
1.1 schwarze 1440: return(1);
1441: }
1442:
1443: static void
1444: post_nm(DECL_ARGS)
1445: {
1446:
1.54 schwarze 1447: switch (n->type) {
1448: case (MDOC_BLOCK):
1449: outflags &= ~MMAN_Bk;
1450: break;
1451: case (MDOC_HEAD):
1452: /* FALLTHROUGH */
1453: case (MDOC_ELEM):
1454: font_pop();
1455: break;
1456: default:
1457: break;
1458: }
1.25 schwarze 1459: }
1460:
1461: static int
1462: pre_no(DECL_ARGS)
1463: {
1464:
1465: outflags |= MMAN_spc_force;
1466: return(1);
1.1 schwarze 1467: }
1468:
1469: static int
1470: pre_ns(DECL_ARGS)
1471: {
1472:
1.20 schwarze 1473: outflags &= ~MMAN_spc;
1.1 schwarze 1474: return(0);
1475: }
1476:
1.3 schwarze 1477: static void
1478: post_pf(DECL_ARGS)
1479: {
1480:
1.20 schwarze 1481: outflags &= ~MMAN_spc;
1.3 schwarze 1482: }
1483:
1.1 schwarze 1484: static int
1485: pre_pp(DECL_ARGS)
1486: {
1487:
1.36 schwarze 1488: if (MDOC_It != n->parent->tok)
1489: outflags |= MMAN_PP;
1490: outflags |= MMAN_sp | MMAN_nl;
1491: outflags &= ~MMAN_br;
1.34 schwarze 1492: return(0);
1493: }
1494:
1495: static int
1496: pre_rs(DECL_ARGS)
1497: {
1498:
1499: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1500: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1501: outflags &= ~MMAN_br;
1.34 schwarze 1502: }
1503: return(1);
1.12 schwarze 1504: }
1505:
1506: static int
1507: pre_sm(DECL_ARGS)
1508: {
1509:
1510: assert(n->child && MDOC_TEXT == n->child->type);
1511: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1512: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1513: else
1.20 schwarze 1514: outflags &= ~MMAN_Sm;
1.12 schwarze 1515: return(0);
1.1 schwarze 1516: }
1517:
1518: static int
1.3 schwarze 1519: pre_sp(DECL_ARGS)
1.1 schwarze 1520: {
1521:
1.41 schwarze 1522: if (MMAN_PP & outflags) {
1523: outflags &= ~MMAN_PP;
1.40 schwarze 1524: print_line(".PP", 0);
1.41 schwarze 1525: } else
1.40 schwarze 1526: print_line(".sp", 0);
1.1 schwarze 1527: return(1);
1528: }
1529:
1530: static void
1.3 schwarze 1531: post_sp(DECL_ARGS)
1.1 schwarze 1532: {
1533:
1.20 schwarze 1534: outflags |= MMAN_nl;
1.18 schwarze 1535: }
1536:
1537: static int
1.26 schwarze 1538: pre_sy(DECL_ARGS)
1539: {
1540:
1541: font_push('B');
1542: return(1);
1543: }
1544:
1545: static int
1.18 schwarze 1546: pre_vt(DECL_ARGS)
1547: {
1548:
1549: if (MDOC_SYNPRETTY & n->flags) {
1550: switch (n->type) {
1551: case (MDOC_BLOCK):
1.23 schwarze 1552: pre_syn(n);
1.18 schwarze 1553: return(1);
1554: case (MDOC_BODY):
1555: break;
1556: default:
1557: return(0);
1558: }
1559: }
1.26 schwarze 1560: font_push('I');
1.18 schwarze 1561: return(1);
1562: }
1563:
1564: static void
1565: post_vt(DECL_ARGS)
1566: {
1567:
1.19 schwarze 1568: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1569: return;
1.26 schwarze 1570: font_pop();
1.1 schwarze 1571: }
1572:
1573: static int
1574: pre_xr(DECL_ARGS)
1575: {
1576:
1577: n = n->child;
1578: if (NULL == n)
1579: return(0);
1.42 schwarze 1580: print_node(meta, n);
1.1 schwarze 1581: n = n->next;
1582: if (NULL == n)
1583: return(0);
1.20 schwarze 1584: outflags &= ~MMAN_spc;
1585: print_word("(");
1.42 schwarze 1586: print_node(meta, n);
1.20 schwarze 1587: print_word(")");
1.1 schwarze 1588: return(0);
1.8 schwarze 1589: }
1590:
1591: static int
1592: pre_ux(DECL_ARGS)
1593: {
1594:
1.20 schwarze 1595: print_word(manacts[n->tok].prefix);
1.8 schwarze 1596: if (NULL == n->child)
1597: return(0);
1.20 schwarze 1598: outflags &= ~MMAN_spc;
1.45 schwarze 1599: print_word("\\ ");
1.20 schwarze 1600: outflags &= ~MMAN_spc;
1.8 schwarze 1601: return(1);
1.1 schwarze 1602: }
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