Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.53
1.53 ! schwarze 1: /* $Id: mdoc_man.c,v 1.52 2013/10/07 22:21:56 schwarze Exp $ */
1.1 schwarze 2: /*
1.48 schwarze 3: * Copyright (c) 2011, 2012, 2013 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: */
1.9 schwarze 17: #include <assert.h>
1.1 schwarze 18: #include <stdio.h>
19: #include <string.h>
20:
21: #include "mandoc.h"
1.8 schwarze 22: #include "out.h"
1.4 schwarze 23: #include "man.h"
1.1 schwarze 24: #include "mdoc.h"
25: #include "main.h"
26:
1.42 schwarze 27: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 28: const struct mdoc_node *n
1.1 schwarze 29:
30: struct manact {
1.4 schwarze 31: int (*cond)(DECL_ARGS); /* DON'T run actions */
32: int (*pre)(DECL_ARGS); /* pre-node action */
33: void (*post)(DECL_ARGS); /* post-node action */
34: const char *prefix; /* pre-node string constant */
35: const char *suffix; /* post-node string constant */
1.1 schwarze 36: };
37:
1.4 schwarze 38: static int cond_body(DECL_ARGS);
1.1 schwarze 39: static int cond_head(DECL_ARGS);
1.24 schwarze 40: static void font_push(char);
41: static void font_pop(void);
1.46 schwarze 42: static void mid_it(void);
1.32 schwarze 43: static void post__t(DECL_ARGS);
1.4 schwarze 44: static void post_bd(DECL_ARGS);
1.25 schwarze 45: static void post_bf(DECL_ARGS);
1.10 schwarze 46: static void post_bk(DECL_ARGS);
1.28 schwarze 47: static void post_bl(DECL_ARGS);
1.4 schwarze 48: static void post_dl(DECL_ARGS);
1.1 schwarze 49: static void post_enc(DECL_ARGS);
1.26 schwarze 50: static void post_eo(DECL_ARGS);
1.14 schwarze 51: static void post_fa(DECL_ARGS);
1.27 schwarze 52: static void post_fd(DECL_ARGS);
1.24 schwarze 53: static void post_fl(DECL_ARGS);
1.13 schwarze 54: static void post_fn(DECL_ARGS);
1.14 schwarze 55: static void post_fo(DECL_ARGS);
1.24 schwarze 56: static void post_font(DECL_ARGS);
1.12 schwarze 57: static void post_in(DECL_ARGS);
1.28 schwarze 58: static void post_it(DECL_ARGS);
1.11 schwarze 59: static void post_lb(DECL_ARGS);
1.4 schwarze 60: static void post_nm(DECL_ARGS);
1.1 schwarze 61: static void post_percent(DECL_ARGS);
1.4 schwarze 62: static void post_pf(DECL_ARGS);
1.3 schwarze 63: static void post_sect(DECL_ARGS);
1.4 schwarze 64: static void post_sp(DECL_ARGS);
1.15 schwarze 65: static void post_vt(DECL_ARGS);
1.32 schwarze 66: static int pre__t(DECL_ARGS);
1.20 schwarze 67: static int pre_an(DECL_ARGS);
1.3 schwarze 68: static int pre_ap(DECL_ARGS);
69: static int pre_bd(DECL_ARGS);
1.25 schwarze 70: static int pre_bf(DECL_ARGS);
1.10 schwarze 71: static int pre_bk(DECL_ARGS);
1.28 schwarze 72: static int pre_bl(DECL_ARGS);
1.3 schwarze 73: static int pre_br(DECL_ARGS);
1.5 schwarze 74: static int pre_bx(DECL_ARGS);
1.1 schwarze 75: static int pre_dl(DECL_ARGS);
1.4 schwarze 76: static int pre_enc(DECL_ARGS);
1.24 schwarze 77: static int pre_em(DECL_ARGS);
1.14 schwarze 78: static int pre_fa(DECL_ARGS);
1.27 schwarze 79: static int pre_fd(DECL_ARGS);
1.24 schwarze 80: static int pre_fl(DECL_ARGS);
1.13 schwarze 81: static int pre_fn(DECL_ARGS);
1.14 schwarze 82: static int pre_fo(DECL_ARGS);
1.21 schwarze 83: static int pre_ft(DECL_ARGS);
1.12 schwarze 84: static int pre_in(DECL_ARGS);
1.1 schwarze 85: static int pre_it(DECL_ARGS);
1.22 schwarze 86: static int pre_lk(DECL_ARGS);
1.24 schwarze 87: static int pre_li(DECL_ARGS);
1.1 schwarze 88: static int pre_nm(DECL_ARGS);
1.23 schwarze 89: static int pre_no(DECL_ARGS);
1.1 schwarze 90: static int pre_ns(DECL_ARGS);
91: static int pre_pp(DECL_ARGS);
1.32 schwarze 92: static int pre_rs(DECL_ARGS);
1.9 schwarze 93: static int pre_sm(DECL_ARGS);
1.3 schwarze 94: static int pre_sp(DECL_ARGS);
1.4 schwarze 95: static int pre_sect(DECL_ARGS);
1.24 schwarze 96: static int pre_sy(DECL_ARGS);
1.21 schwarze 97: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 98: static int pre_vt(DECL_ARGS);
1.5 schwarze 99: static int pre_ux(DECL_ARGS);
1.1 schwarze 100: static int pre_xr(DECL_ARGS);
1.18 schwarze 101: static void print_word(const char *);
1.34 schwarze 102: static void print_line(const char *, int);
103: static void print_block(const char *, int);
1.18 schwarze 104: static void print_offs(const char *);
1.33 schwarze 105: static void print_width(const char *,
106: const struct mdoc_node *, size_t);
1.28 schwarze 107: static void print_count(int *);
1.4 schwarze 108: static void print_node(DECL_ARGS);
1.1 schwarze 109:
1.3 schwarze 110: static const struct manact manacts[MDOC_MAX + 1] = {
111: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
113: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 114: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 115: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
116: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 117: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 119: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 120: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
121: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 122: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 124: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 125: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 126: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 127: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
129: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
132: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 133: { NULL, pre_enc, post_enc, "The \\fB",
134: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
135: }, /* Ex */
1.14 schwarze 136: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 137: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 138: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 139: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 140: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
141: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 142: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 143: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 144: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
145: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
146: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 147: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 148: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 149: { NULL, pre_enc, post_enc, "The \\fB",
150: "\\fP\nfunction returns the value 0 if successful;\n"
151: "otherwise the value -1 is returned and the global\n"
152: "variable \\fIerrno\\fP is set to indicate the error."
153: }, /* Rv */
1.5 schwarze 154: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 156: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 157: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 158: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
159: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
160: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
167: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 169: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 171: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 174: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
176: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 177: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
178: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
179: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.50 schwarze 181: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
182: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.26 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
184: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 185: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 186: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 187: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 188: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 189: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 190: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 191: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
192: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 193: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
194: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
196: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 198: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
200: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
201: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 202: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 204: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
205: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 206: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 207: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
208: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
209: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 210: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
212: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 213: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
214: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 215: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 217: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
218: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 219: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
220: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
221: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
222: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 223: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 224: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 225: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
228: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
229: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 230: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 231: { NULL, NULL, NULL, NULL, NULL }, /* Es */
232: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 233: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 235: { NULL, pre_br, NULL, NULL, NULL }, /* br */
236: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
238: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 239: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 240: };
241:
1.18 schwarze 242: static int outflags;
1.34 schwarze 243: #define MMAN_spc (1 << 0) /* blank character before next word */
244: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
245: #define MMAN_nl (1 << 2) /* break man(7) code line */
246: #define MMAN_br (1 << 3) /* break output line */
247: #define MMAN_sp (1 << 4) /* insert a blank output line */
248: #define MMAN_PP (1 << 5) /* reset indentation etc. */
249: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
250: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 251: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
252: #define MMAN_An_split (1 << 9) /* author mode is "split" */
253: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
254: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.18 schwarze 255:
1.43 schwarze 256: #define BL_STACK_MAX 32
257:
258: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
259: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
260: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 261: static int TPremain; /* characters before tag is full */
262:
1.24 schwarze 263: static struct {
264: char *head;
265: char *tail;
266: size_t size;
267: } fontqueue;
268:
269: static void
270: font_push(char newfont)
271: {
272:
273: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
274: fontqueue.size += 8;
275: fontqueue.head = mandoc_realloc(fontqueue.head,
276: fontqueue.size);
277: }
278: *fontqueue.tail = newfont;
1.35 schwarze 279: print_word("");
280: printf("\\f");
1.24 schwarze 281: putchar(newfont);
282: outflags &= ~MMAN_spc;
283: }
284:
285: static void
286: font_pop(void)
287: {
288:
289: if (fontqueue.tail > fontqueue.head)
290: fontqueue.tail--;
291: outflags &= ~MMAN_spc;
1.35 schwarze 292: print_word("");
293: printf("\\f");
1.24 schwarze 294: putchar(*fontqueue.tail);
295: }
296:
1.1 schwarze 297: static void
1.18 schwarze 298: print_word(const char *s)
1.1 schwarze 299: {
1.4 schwarze 300:
1.34 schwarze 301: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 302: /*
303: * If we need a newline, print it now and start afresh.
304: */
1.34 schwarze 305: if (MMAN_PP & outflags) {
1.44 schwarze 306: if (MMAN_sp & outflags) {
307: if (MMAN_PD & outflags) {
308: printf("\n.PD");
309: outflags &= ~MMAN_PD;
310: }
311: } else if ( ! (MMAN_PD & outflags)) {
312: printf("\n.PD 0");
313: outflags |= MMAN_PD;
314: }
1.34 schwarze 315: printf("\n.PP\n");
316: } else if (MMAN_sp & outflags)
1.19 schwarze 317: printf("\n.sp\n");
318: else if (MMAN_br & outflags)
319: printf("\n.br\n");
320: else if (MMAN_nl & outflags)
321: putchar('\n');
1.34 schwarze 322: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 323: if (1 == TPremain)
324: printf(".br\n");
325: TPremain = 0;
326: } else if (MMAN_spc & outflags) {
1.4 schwarze 327: /*
1.23 schwarze 328: * If we need a space, only print it if
329: * (1) it is forced by `No' or
330: * (2) what follows is not terminating punctuation or
331: * (3) what follows is longer than one character.
1.4 schwarze 332: */
1.35 schwarze 333: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 334: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 335: if (MMAN_Bk & outflags &&
336: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 337: putchar('\\');
1.39 millert 338: putchar(' ');
1.35 schwarze 339: if (TPremain)
340: TPremain--;
1.10 schwarze 341: }
1.35 schwarze 342: }
1.4 schwarze 343:
344: /*
345: * Reassign needing space if we're not following opening
346: * punctuation.
347: */
1.35 schwarze 348: if (MMAN_Sm & outflags && ('\0' == s[0] ||
349: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 350: outflags |= MMAN_spc;
351: else
352: outflags &= ~MMAN_spc;
1.45 schwarze 353: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 354:
1.1 schwarze 355: for ( ; *s; s++) {
356: switch (*s) {
357: case (ASCII_NBRSP):
1.39 millert 358: printf("\\ ");
1.1 schwarze 359: break;
360: case (ASCII_HYPH):
361: putchar('-');
362: break;
363: default:
1.4 schwarze 364: putchar((unsigned char)*s);
1.1 schwarze 365: break;
366: }
1.35 schwarze 367: if (TPremain)
368: TPremain--;
1.1 schwarze 369: }
370: }
371:
1.8 schwarze 372: static void
1.34 schwarze 373: print_line(const char *s, int newflags)
374: {
375:
376: outflags &= ~MMAN_br;
377: outflags |= MMAN_nl;
378: print_word(s);
379: outflags |= newflags;
380: }
381:
382: static void
383: print_block(const char *s, int newflags)
384: {
385:
386: outflags &= ~MMAN_PP;
1.44 schwarze 387: if (MMAN_sp & outflags) {
1.34 schwarze 388: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 389: if (MMAN_PD & outflags) {
390: print_line(".PD", 0);
391: outflags &= ~MMAN_PD;
392: }
1.45 schwarze 393: } else if (! (MMAN_PD & outflags))
394: print_line(".PD 0", MMAN_PD);
1.34 schwarze 395: outflags |= MMAN_nl;
396: print_word(s);
1.45 schwarze 397: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 398: }
399:
400: static void
1.18 schwarze 401: print_offs(const char *v)
1.8 schwarze 402: {
403: char buf[24];
404: struct roffsu su;
405: size_t sz;
406:
1.47 schwarze 407: print_line(".RS", MMAN_Bk_susp);
408:
1.43 schwarze 409: /* Convert v into a number (of characters). */
1.8 schwarze 410: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
411: sz = 0;
412: else if (0 == strcmp(v, "indent"))
413: sz = 6;
414: else if (0 == strcmp(v, "indent-two"))
415: sz = 12;
416: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 417: if (SCALE_EN == su.unit)
418: sz = su.scale;
419: else {
420: /*
421: * XXX
422: * If we are inside an enclosing list,
423: * there is no easy way to add the two
424: * indentations because they are provided
425: * in terms of different units.
426: */
427: print_word(v);
1.47 schwarze 428: outflags |= MMAN_nl;
1.43 schwarze 429: return;
430: }
1.8 schwarze 431: } else
432: sz = strlen(v);
433:
1.43 schwarze 434: /*
435: * We are inside an enclosing list.
436: * Add the two indentations.
437: */
438: if (Bl_stack_len)
439: sz += Bl_stack[Bl_stack_len - 1];
440:
1.52 schwarze 441: snprintf(buf, sizeof(buf), "%zun", sz);
1.18 schwarze 442: print_word(buf);
1.47 schwarze 443: outflags |= MMAN_nl;
1.8 schwarze 444: }
445:
1.46 schwarze 446: /*
447: * Set up the indentation for a list item; used from pre_it().
448: */
1.1 schwarze 449: void
1.33 schwarze 450: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 451: {
452: char buf[24];
453: struct roffsu su;
1.29 schwarze 454: size_t sz, chsz;
1.35 schwarze 455: int numeric, remain;
1.29 schwarze 456:
1.35 schwarze 457: numeric = 1;
458: remain = 0;
1.43 schwarze 459:
460: /* Convert v into a number (of characters). */
1.33 schwarze 461: if (NULL == v)
462: sz = defsz;
463: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 464: if (SCALE_EN == su.unit)
465: sz = su.scale;
466: else {
1.35 schwarze 467: sz = 0;
468: numeric = 0;
1.28 schwarze 469: }
470: } else
471: sz = strlen(v);
472:
1.35 schwarze 473: /* XXX Rough estimation, might have multiple parts. */
474: chsz = (NULL != child && MDOC_TEXT == child->type) ?
475: strlen(child->string) : 0;
476:
1.46 schwarze 477: /* Maybe we are inside an enclosing list? */
478: mid_it();
1.43 schwarze 479:
480: /*
481: * Save our own indentation,
482: * such that child lists can use it.
483: */
484: Bl_stack[Bl_stack_len++] = sz + 2;
485:
486: /* Set up the current list. */
1.35 schwarze 487: if (defsz && chsz > sz)
1.34 schwarze 488: print_block(".HP", 0);
1.35 schwarze 489: else {
1.34 schwarze 490: print_block(".TP", 0);
1.35 schwarze 491: remain = sz + 2;
492: }
493: if (numeric) {
1.52 schwarze 494: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.35 schwarze 495: print_word(buf);
496: } else
497: print_word(v);
498: TPremain = remain;
1.28 schwarze 499: }
500:
501: void
502: print_count(int *count)
503: {
504: char buf[12];
505:
506: snprintf(buf, sizeof(buf), "%d.", ++*count);
507: print_word(buf);
508: }
509:
510: void
1.4 schwarze 511: man_man(void *arg, const struct man *man)
512: {
513:
514: /*
515: * Dump the keep buffer.
516: * We're guaranteed by now that this exists (is non-NULL).
517: * Flush stdout afterward, just in case.
518: */
519: fputs(mparse_getkeep(man_mparse(man)), stdout);
520: fflush(stdout);
521: }
522:
523: void
1.1 schwarze 524: man_mdoc(void *arg, const struct mdoc *mdoc)
525: {
1.42 schwarze 526: const struct mdoc_meta *meta;
1.1 schwarze 527: const struct mdoc_node *n;
528:
1.42 schwarze 529: meta = mdoc_meta(mdoc);
1.1 schwarze 530: n = mdoc_node(mdoc);
531:
1.41 millert 532: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 533: meta->title, meta->msec, meta->date,
534: meta->os, meta->vol);
1.41 millert 535:
536: /* Disable hyphenation and if nroff, disable justification. */
537: printf(".nh\n.if n .ad l");
1.1 schwarze 538:
1.18 schwarze 539: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 540: if (0 == fontqueue.size) {
541: fontqueue.size = 8;
542: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
543: *fontqueue.tail = 'R';
544: }
1.42 schwarze 545: print_node(meta, n);
1.3 schwarze 546: putchar('\n');
1.1 schwarze 547: }
548:
549: static void
550: print_node(DECL_ARGS)
551: {
1.51 schwarze 552: const struct mdoc_node *sub;
1.4 schwarze 553: const struct manact *act;
1.1 schwarze 554: int cond, do_sub;
1.45 schwarze 555:
1.4 schwarze 556: /*
557: * Break the line if we were parsed subsequent the current node.
558: * This makes the page structure be more consistent.
559: */
1.51 schwarze 560: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.18 schwarze 561: outflags |= MMAN_nl;
1.1 schwarze 562:
1.4 schwarze 563: act = NULL;
1.1 schwarze 564: cond = 0;
565: do_sub = 1;
1.4 schwarze 566:
1.1 schwarze 567: if (MDOC_TEXT == n->type) {
1.4 schwarze 568: /*
569: * Make sure that we don't happen to start with a
570: * control character at the start of a line.
571: */
1.18 schwarze 572: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 573: '\'' == *n->string)) {
1.35 schwarze 574: print_word("");
575: printf("\\&");
1.18 schwarze 576: outflags &= ~MMAN_spc;
1.3 schwarze 577: }
1.18 schwarze 578: print_word(n->string);
1.1 schwarze 579: } else {
1.4 schwarze 580: /*
581: * Conditionally run the pre-node action handler for a
582: * node.
583: */
1.1 schwarze 584: act = manacts + n->tok;
1.42 schwarze 585: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 586: if (cond && act->pre)
1.42 schwarze 587: do_sub = (*act->pre)(meta, n);
1.1 schwarze 588: }
589:
1.4 schwarze 590: /*
591: * Conditionally run all child nodes.
592: * Note that this iterates over children instead of using
593: * recursion. This prevents unnecessary depth in the stack.
594: */
1.1 schwarze 595: if (do_sub)
596: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 597: print_node(meta, sub);
1.1 schwarze 598:
1.4 schwarze 599: /*
600: * Lastly, conditionally run the post-node handler.
601: */
1.1 schwarze 602: if (cond && act->post)
1.42 schwarze 603: (*act->post)(meta, n);
1.1 schwarze 604: }
605:
606: static int
607: cond_head(DECL_ARGS)
608: {
1.4 schwarze 609:
1.1 schwarze 610: return(MDOC_HEAD == n->type);
611: }
612:
613: static int
614: cond_body(DECL_ARGS)
615: {
1.4 schwarze 616:
1.1 schwarze 617: return(MDOC_BODY == n->type);
618: }
619:
620: static int
621: pre_enc(DECL_ARGS)
622: {
1.4 schwarze 623: const char *prefix;
1.1 schwarze 624:
625: prefix = manacts[n->tok].prefix;
626: if (NULL == prefix)
627: return(1);
1.18 schwarze 628: print_word(prefix);
629: outflags &= ~MMAN_spc;
1.1 schwarze 630: return(1);
631: }
632:
633: static void
634: post_enc(DECL_ARGS)
635: {
636: const char *suffix;
637:
638: suffix = manacts[n->tok].suffix;
639: if (NULL == suffix)
640: return;
1.18 schwarze 641: outflags &= ~MMAN_spc;
642: print_word(suffix);
1.24 schwarze 643: }
644:
645: static void
646: post_font(DECL_ARGS)
647: {
648:
649: font_pop();
1.1 schwarze 650: }
651:
652: static void
653: post_percent(DECL_ARGS)
654: {
655:
1.32 schwarze 656: if (pre_em == manacts[n->tok].pre)
657: font_pop();
658: if (n->next) {
1.18 schwarze 659: print_word(",");
1.32 schwarze 660: if (n->prev && n->prev->tok == n->tok &&
661: n->next->tok == n->tok)
662: print_word("and");
663: } else {
1.18 schwarze 664: print_word(".");
665: outflags |= MMAN_nl;
1.1 schwarze 666: }
667: }
668:
1.32 schwarze 669: static int
670: pre__t(DECL_ARGS)
671: {
672:
673: if (n->parent && MDOC_Rs == n->parent->tok &&
674: n->parent->norm->Rs.quote_T) {
1.35 schwarze 675: print_word("");
676: putchar('\"');
1.32 schwarze 677: outflags &= ~MMAN_spc;
678: } else
679: font_push('I');
680: return(1);
681: }
682:
683: static void
684: post__t(DECL_ARGS)
685: {
686:
687: if (n->parent && MDOC_Rs == n->parent->tok &&
688: n->parent->norm->Rs.quote_T) {
689: outflags &= ~MMAN_spc;
1.35 schwarze 690: print_word("");
691: putchar('\"');
1.32 schwarze 692: } else
693: font_pop();
1.42 schwarze 694: post_percent(meta, n);
1.32 schwarze 695: }
696:
1.4 schwarze 697: /*
698: * Print before a section header.
699: */
1.1 schwarze 700: static int
1.3 schwarze 701: pre_sect(DECL_ARGS)
702: {
703:
1.53 ! schwarze 704: if (MDOC_HEAD == n->type) {
1.45 schwarze 705: outflags |= MMAN_sp;
706: print_block(manacts[n->tok].prefix, 0);
707: print_word("");
708: putchar('\"');
709: outflags &= ~MMAN_spc;
710: }
1.3 schwarze 711: return(1);
712: }
713:
1.4 schwarze 714: /*
715: * Print subsequent a section header.
716: */
1.3 schwarze 717: static void
718: post_sect(DECL_ARGS)
719: {
720:
721: if (MDOC_HEAD != n->type)
722: return;
1.18 schwarze 723: outflags &= ~MMAN_spc;
1.35 schwarze 724: print_word("");
725: putchar('\"');
1.18 schwarze 726: outflags |= MMAN_nl;
1.20 schwarze 727: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
728: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
729: }
730:
1.21 schwarze 731: /* See mdoc_term.c, synopsis_pre() for comments. */
732: static void
733: pre_syn(const struct mdoc_node *n)
734: {
735:
736: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
737: return;
738:
739: if (n->prev->tok == n->tok &&
740: MDOC_Ft != n->tok &&
741: MDOC_Fo != n->tok &&
742: MDOC_Fn != n->tok) {
743: outflags |= MMAN_br;
744: return;
745: }
746:
747: switch (n->prev->tok) {
748: case (MDOC_Fd):
749: /* FALLTHROUGH */
750: case (MDOC_Fn):
751: /* FALLTHROUGH */
752: case (MDOC_Fo):
753: /* FALLTHROUGH */
754: case (MDOC_In):
755: /* FALLTHROUGH */
756: case (MDOC_Vt):
757: outflags |= MMAN_sp;
758: break;
759: case (MDOC_Ft):
760: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
761: outflags |= MMAN_sp;
762: break;
763: }
764: /* FALLTHROUGH */
765: default:
766: outflags |= MMAN_br;
767: break;
768: }
769: }
770:
1.20 schwarze 771: static int
772: pre_an(DECL_ARGS)
773: {
774:
775: switch (n->norm->An.auth) {
776: case (AUTH_split):
777: outflags &= ~MMAN_An_nosplit;
778: outflags |= MMAN_An_split;
779: return(0);
780: case (AUTH_nosplit):
781: outflags &= ~MMAN_An_split;
782: outflags |= MMAN_An_nosplit;
783: return(0);
784: default:
785: if (MMAN_An_split & outflags)
786: outflags |= MMAN_br;
787: else if (SEC_AUTHORS == n->sec &&
788: ! (MMAN_An_nosplit & outflags))
789: outflags |= MMAN_An_split;
790: return(1);
791: }
1.3 schwarze 792: }
793:
794: static int
795: pre_ap(DECL_ARGS)
796: {
797:
1.18 schwarze 798: outflags &= ~MMAN_spc;
799: print_word("'");
800: outflags &= ~MMAN_spc;
1.3 schwarze 801: return(0);
802: }
803:
804: static int
805: pre_bd(DECL_ARGS)
806: {
807:
1.34 schwarze 808: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
809:
810: if (DISP_unfilled == n->norm->Bd.type ||
811: DISP_literal == n->norm->Bd.type)
812: print_line(".nf", 0);
813: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 814: outflags |= MMAN_sp;
1.18 schwarze 815: print_offs(n->norm->Bd.offs);
1.3 schwarze 816: return(1);
817: }
818:
819: static void
820: post_bd(DECL_ARGS)
821: {
822:
1.43 schwarze 823: /* Close out this display. */
1.34 schwarze 824: print_line(".RE", MMAN_nl);
1.3 schwarze 825: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 826: DISP_literal == n->norm->Bd.type)
827: print_line(".fi", MMAN_nl);
1.43 schwarze 828:
1.46 schwarze 829: /* Maybe we are inside an enclosing list? */
830: if (NULL != n->parent->next)
831: mid_it();
1.10 schwarze 832: }
833:
834: static int
1.25 schwarze 835: pre_bf(DECL_ARGS)
836: {
837:
838: switch (n->type) {
839: case (MDOC_BLOCK):
840: return(1);
841: case (MDOC_BODY):
842: break;
843: default:
844: return(0);
845: }
846: switch (n->norm->Bf.font) {
847: case (FONT_Em):
848: font_push('I');
849: break;
850: case (FONT_Sy):
851: font_push('B');
852: break;
853: default:
854: font_push('R');
855: break;
856: }
857: return(1);
858: }
859:
860: static void
861: post_bf(DECL_ARGS)
862: {
863:
864: if (MDOC_BODY == n->type)
865: font_pop();
866: }
867:
868: static int
1.10 schwarze 869: pre_bk(DECL_ARGS)
870: {
871:
872: switch (n->type) {
873: case (MDOC_BLOCK):
874: return(1);
875: case (MDOC_BODY):
1.18 schwarze 876: outflags |= MMAN_Bk;
1.10 schwarze 877: return(1);
878: default:
879: return(0);
880: }
881: }
882:
883: static void
884: post_bk(DECL_ARGS)
885: {
886:
1.53 ! schwarze 887: if (MDOC_BODY == n->type)
1.18 schwarze 888: outflags &= ~MMAN_Bk;
1.3 schwarze 889: }
890:
891: static int
1.28 schwarze 892: pre_bl(DECL_ARGS)
893: {
1.31 schwarze 894: size_t icol;
1.28 schwarze 895:
1.48 schwarze 896: /*
897: * print_offs() will increase the -offset to account for
898: * a possible enclosing .It, but any enclosed .It blocks
899: * just nest and do not add up their indentation.
900: */
901: if (n->norm->Bl.offs) {
902: print_offs(n->norm->Bl.offs);
903: Bl_stack[Bl_stack_len++] = 0;
904: }
905:
1.31 schwarze 906: switch (n->norm->Bl.type) {
907: case (LIST_enum):
1.28 schwarze 908: n->norm->Bl.count = 0;
1.31 schwarze 909: return(1);
910: case (LIST_column):
911: break;
912: default:
913: return(1);
914: }
915:
1.34 schwarze 916: print_line(".TS", MMAN_nl);
1.31 schwarze 917: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
918: print_word("l");
919: print_word(".");
1.34 schwarze 920: outflags |= MMAN_nl;
1.28 schwarze 921: return(1);
922: }
923:
924: static void
925: post_bl(DECL_ARGS)
926: {
927:
1.31 schwarze 928: switch (n->norm->Bl.type) {
1.34 schwarze 929: case (LIST_column):
930: print_line(".TE", 0);
931: break;
1.31 schwarze 932: case (LIST_enum):
933: n->norm->Bl.count = 0;
934: break;
935: default:
936: break;
937: }
1.48 schwarze 938:
939: if (n->norm->Bl.offs) {
940: print_line(".RE", MMAN_nl);
941: assert(Bl_stack_len);
942: Bl_stack_len--;
943: assert(0 == Bl_stack[Bl_stack_len]);
944: } else {
945: outflags |= MMAN_PP | MMAN_nl;
946: outflags &= ~(MMAN_sp | MMAN_br);
947: }
1.46 schwarze 948:
949: /* Maybe we are inside an enclosing list? */
950: if (NULL != n->parent->next)
951: mid_it();
952:
1.28 schwarze 953: }
954:
955: static int
1.3 schwarze 956: pre_br(DECL_ARGS)
957: {
958:
1.19 schwarze 959: outflags |= MMAN_br;
1.3 schwarze 960: return(0);
961: }
962:
963: static int
1.5 schwarze 964: pre_bx(DECL_ARGS)
965: {
966:
967: n = n->child;
968: if (n) {
1.18 schwarze 969: print_word(n->string);
970: outflags &= ~MMAN_spc;
1.5 schwarze 971: n = n->next;
972: }
1.18 schwarze 973: print_word("BSD");
1.5 schwarze 974: if (NULL == n)
975: return(0);
1.18 schwarze 976: outflags &= ~MMAN_spc;
977: print_word("-");
978: outflags &= ~MMAN_spc;
979: print_word(n->string);
1.5 schwarze 980: return(0);
981: }
982:
983: static int
1.1 schwarze 984: pre_dl(DECL_ARGS)
985: {
986:
1.46 schwarze 987: print_offs("6n");
1.1 schwarze 988: return(1);
989: }
990:
991: static void
992: post_dl(DECL_ARGS)
993: {
994:
1.34 schwarze 995: print_line(".RE", MMAN_nl);
1.46 schwarze 996:
997: /* Maybe we are inside an enclosing list? */
998: if (NULL != n->parent->next)
999: mid_it();
1.13 schwarze 1000: }
1001:
1002: static int
1.24 schwarze 1003: pre_em(DECL_ARGS)
1004: {
1005:
1006: font_push('I');
1007: return(1);
1.26 schwarze 1008: }
1009:
1010: static void
1011: post_eo(DECL_ARGS)
1012: {
1013:
1014: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1015: outflags &= ~MMAN_spc;
1.24 schwarze 1016: }
1017:
1018: static int
1.14 schwarze 1019: pre_fa(DECL_ARGS)
1020: {
1021:
1022: if (MDOC_Fa == n->tok)
1023: n = n->child;
1024:
1025: while (NULL != n) {
1.24 schwarze 1026: font_push('I');
1.42 schwarze 1027: print_node(meta, n);
1.24 schwarze 1028: font_pop();
1.14 schwarze 1029: if (NULL != (n = n->next))
1.18 schwarze 1030: print_word(",");
1.14 schwarze 1031: }
1032: return(0);
1033: }
1034:
1035: static void
1036: post_fa(DECL_ARGS)
1037: {
1038:
1039: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1040: print_word(",");
1.27 schwarze 1041: }
1042:
1043: static int
1044: pre_fd(DECL_ARGS)
1045: {
1046:
1047: pre_syn(n);
1048: font_push('B');
1049: return(1);
1050: }
1051:
1052: static void
1053: post_fd(DECL_ARGS)
1054: {
1055:
1056: font_pop();
1057: outflags |= MMAN_br;
1.14 schwarze 1058: }
1059:
1060: static int
1.24 schwarze 1061: pre_fl(DECL_ARGS)
1062: {
1063:
1064: font_push('B');
1.40 millert 1065: print_word("\\-");
1.24 schwarze 1066: outflags &= ~MMAN_spc;
1067: return(1);
1068: }
1069:
1070: static void
1071: post_fl(DECL_ARGS)
1072: {
1073:
1074: font_pop();
1.25 schwarze 1075: if (0 == n->nchild && NULL != n->next &&
1076: n->next->line == n->line)
1.24 schwarze 1077: outflags &= ~MMAN_spc;
1078: }
1079:
1080: static int
1.13 schwarze 1081: pre_fn(DECL_ARGS)
1082: {
1083:
1.21 schwarze 1084: pre_syn(n);
1085:
1.13 schwarze 1086: n = n->child;
1087: if (NULL == n)
1088: return(0);
1089:
1.24 schwarze 1090: font_push('B');
1.42 schwarze 1091: print_node(meta, n);
1.24 schwarze 1092: font_pop();
1.18 schwarze 1093: outflags &= ~MMAN_spc;
1.24 schwarze 1094: print_word("(");
1.18 schwarze 1095: outflags &= ~MMAN_spc;
1.33 schwarze 1096:
1097: n = n->next;
1098: if (NULL != n)
1.42 schwarze 1099: pre_fa(meta, n);
1.33 schwarze 1100: return(0);
1.13 schwarze 1101: }
1102:
1103: static void
1104: post_fn(DECL_ARGS)
1105: {
1106:
1.18 schwarze 1107: print_word(")");
1.13 schwarze 1108: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1109: print_word(";");
1.19 schwarze 1110: outflags |= MMAN_br;
1.14 schwarze 1111: }
1112: }
1113:
1114: static int
1115: pre_fo(DECL_ARGS)
1116: {
1117:
1118: switch (n->type) {
1.21 schwarze 1119: case (MDOC_BLOCK):
1120: pre_syn(n);
1121: break;
1.14 schwarze 1122: case (MDOC_HEAD):
1.24 schwarze 1123: font_push('B');
1.14 schwarze 1124: break;
1125: case (MDOC_BODY):
1.18 schwarze 1126: outflags &= ~MMAN_spc;
1127: print_word("(");
1128: outflags &= ~MMAN_spc;
1.14 schwarze 1129: break;
1130: default:
1131: break;
1132: }
1133: return(1);
1134: }
1135:
1136: static void
1137: post_fo(DECL_ARGS)
1138: {
1139:
1140: switch (n->type) {
1141: case (MDOC_HEAD):
1.24 schwarze 1142: font_pop();
1.14 schwarze 1143: break;
1144: case (MDOC_BODY):
1.42 schwarze 1145: post_fn(meta, n);
1.14 schwarze 1146: break;
1147: default:
1148: break;
1.13 schwarze 1149: }
1.12 schwarze 1150: }
1151:
1152: static int
1.21 schwarze 1153: pre_ft(DECL_ARGS)
1154: {
1155:
1156: pre_syn(n);
1.24 schwarze 1157: font_push('I');
1.21 schwarze 1158: return(1);
1159: }
1160:
1161: static int
1.12 schwarze 1162: pre_in(DECL_ARGS)
1163: {
1164:
1165: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1166: pre_syn(n);
1.24 schwarze 1167: font_push('B');
1168: print_word("#include <");
1169: outflags &= ~MMAN_spc;
1170: } else {
1171: print_word("<");
1172: outflags &= ~MMAN_spc;
1173: font_push('I');
1174: }
1.12 schwarze 1175: return(1);
1176: }
1177:
1178: static void
1179: post_in(DECL_ARGS)
1180: {
1181:
1182: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1183: outflags &= ~MMAN_spc;
1184: print_word(">");
1185: font_pop();
1.19 schwarze 1186: outflags |= MMAN_br;
1.24 schwarze 1187: } else {
1188: font_pop();
1189: outflags &= ~MMAN_spc;
1190: print_word(">");
1191: }
1.1 schwarze 1192: }
1193:
1194: static int
1195: pre_it(DECL_ARGS)
1196: {
1197: const struct mdoc_node *bln;
1198:
1.28 schwarze 1199: switch (n->type) {
1200: case (MDOC_HEAD):
1.34 schwarze 1201: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1202: bln = n->parent->parent;
1.34 schwarze 1203: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1204: (NULL == n->parent->prev &&
1205: NULL == bln->parent->prev))
1.34 schwarze 1206: outflags |= MMAN_sp;
1207: outflags &= ~MMAN_br;
1.3 schwarze 1208: switch (bln->norm->Bl.type) {
1.28 schwarze 1209: case (LIST_item):
1210: return(0);
1211: case (LIST_inset):
1212: /* FALLTHROUGH */
1213: case (LIST_diag):
1214: /* FALLTHROUGH */
1215: case (LIST_ohang):
1216: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1217: print_line(".B \"", 0);
1.28 schwarze 1218: else
1.34 schwarze 1219: print_line(".R \"", 0);
1.28 schwarze 1220: outflags &= ~MMAN_spc;
1221: return(1);
1.3 schwarze 1222: case (LIST_bullet):
1.28 schwarze 1223: /* FALLTHROUGH */
1224: case (LIST_dash):
1225: /* FALLTHROUGH */
1226: case (LIST_hyphen):
1.33 schwarze 1227: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1228: TPremain = 0;
1.28 schwarze 1229: outflags |= MMAN_nl;
1230: font_push('B');
1231: if (LIST_bullet == bln->norm->Bl.type)
1232: print_word("o");
1233: else
1234: print_word("-");
1235: font_pop();
1236: break;
1237: case (LIST_enum):
1.33 schwarze 1238: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1239: TPremain = 0;
1.28 schwarze 1240: outflags |= MMAN_nl;
1241: print_count(&bln->norm->Bl.count);
1.3 schwarze 1242: break;
1.29 schwarze 1243: case (LIST_hang):
1.33 schwarze 1244: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1245: TPremain = 0;
1.30 schwarze 1246: break;
1247: case (LIST_tag):
1.35 schwarze 1248: print_width(bln->norm->Bl.width, n->child, 0);
1249: putchar('\n');
1250: outflags &= ~MMAN_spc;
1251: return(1);
1.3 schwarze 1252: default:
1.30 schwarze 1253: return(1);
1.3 schwarze 1254: }
1.18 schwarze 1255: outflags |= MMAN_nl;
1.28 schwarze 1256: default:
1257: break;
1.1 schwarze 1258: }
1259: return(1);
1.28 schwarze 1260: }
1261:
1.46 schwarze 1262: /*
1263: * This function is called after closing out an indented block.
1264: * If we are inside an enclosing list, restore its indentation.
1265: */
1266: static void
1267: mid_it(void)
1268: {
1269: char buf[24];
1270:
1271: /* Nothing to do outside a list. */
1272: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1273: return;
1274:
1275: /* The indentation has already been set up. */
1276: if (Bl_stack_post[Bl_stack_len - 1])
1277: return;
1278:
1279: /* Restore the indentation of the enclosing list. */
1280: print_line(".RS", MMAN_Bk_susp);
1.52 schwarze 1281: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1282: print_word(buf);
1283:
1284: /* Remeber to close out this .RS block later. */
1285: Bl_stack_post[Bl_stack_len - 1] = 1;
1286: }
1287:
1.28 schwarze 1288: static void
1289: post_it(DECL_ARGS)
1290: {
1291: const struct mdoc_node *bln;
1292:
1.31 schwarze 1293: bln = n->parent->parent;
1294:
1295: switch (n->type) {
1296: case (MDOC_HEAD):
1.28 schwarze 1297: switch (bln->norm->Bl.type) {
1298: case (LIST_diag):
1299: outflags &= ~MMAN_spc;
1300: print_word("\\ ");
1301: break;
1302: case (LIST_ohang):
1303: outflags |= MMAN_br;
1304: break;
1305: default:
1306: break;
1307: }
1.31 schwarze 1308: break;
1309: case (MDOC_BODY):
1.43 schwarze 1310: switch (bln->norm->Bl.type) {
1311: case (LIST_bullet):
1312: /* FALLTHROUGH */
1313: case (LIST_dash):
1314: /* FALLTHROUGH */
1315: case (LIST_hyphen):
1316: /* FALLTHROUGH */
1317: case (LIST_enum):
1318: /* FALLTHROUGH */
1319: case (LIST_hang):
1320: /* FALLTHROUGH */
1321: case (LIST_tag):
1322: assert(Bl_stack_len);
1323: Bl_stack[--Bl_stack_len] = 0;
1324:
1325: /*
1326: * Our indentation had to be restored
1.46 schwarze 1327: * after a child display or child list.
1.43 schwarze 1328: * Close out that indentation block now.
1329: */
1330: if (Bl_stack_post[Bl_stack_len]) {
1331: print_line(".RE", MMAN_nl);
1332: Bl_stack_post[Bl_stack_len] = 0;
1333: }
1334: break;
1335: case (LIST_column):
1336: if (NULL != n->next) {
1337: putchar('\t');
1338: outflags &= ~MMAN_spc;
1339: }
1340: break;
1341: default:
1342: break;
1.31 schwarze 1343: }
1344: break;
1345: default:
1346: break;
1.28 schwarze 1347: }
1.11 schwarze 1348: }
1349:
1350: static void
1351: post_lb(DECL_ARGS)
1352: {
1353:
1.19 schwarze 1354: if (SEC_LIBRARY == n->sec)
1355: outflags |= MMAN_br;
1.22 schwarze 1356: }
1357:
1358: static int
1359: pre_lk(DECL_ARGS)
1360: {
1361: const struct mdoc_node *link, *descr;
1362:
1363: if (NULL == (link = n->child))
1364: return(0);
1365:
1366: if (NULL != (descr = link->next)) {
1.24 schwarze 1367: font_push('I');
1.22 schwarze 1368: while (NULL != descr) {
1369: print_word(descr->string);
1370: descr = descr->next;
1371: }
1372: print_word(":");
1.24 schwarze 1373: font_pop();
1.22 schwarze 1374: }
1375:
1.24 schwarze 1376: font_push('B');
1.22 schwarze 1377: print_word(link->string);
1.24 schwarze 1378: font_pop();
1.22 schwarze 1379: return(0);
1.1 schwarze 1380: }
1381:
1382: static int
1.24 schwarze 1383: pre_li(DECL_ARGS)
1384: {
1385:
1386: font_push('R');
1387: return(1);
1388: }
1389:
1390: static int
1.1 schwarze 1391: pre_nm(DECL_ARGS)
1392: {
1.36 schwarze 1393: char *name;
1.1 schwarze 1394:
1.53 ! schwarze 1395: if (MDOC_BLOCK == n->type) {
! 1396: outflags |= MMAN_Bk;
1.21 schwarze 1397: pre_syn(n);
1.53 ! schwarze 1398: }
1.1 schwarze 1399: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1400: return(1);
1.42 schwarze 1401: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1402: if (NULL == name)
1.21 schwarze 1403: return(0);
1.36 schwarze 1404: if (MDOC_HEAD == n->type) {
1405: if (NULL == n->parent->prev)
1406: outflags |= MMAN_sp;
1407: print_block(".HP", 0);
1.52 schwarze 1408: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1409: outflags |= MMAN_nl;
1410: }
1.24 schwarze 1411: font_push('B');
1.1 schwarze 1412: if (NULL == n->child)
1.42 schwarze 1413: print_word(meta->name);
1.1 schwarze 1414: return(1);
1415: }
1416:
1417: static void
1418: post_nm(DECL_ARGS)
1419: {
1420:
1.53 ! schwarze 1421: switch (n->type) {
! 1422: case (MDOC_BLOCK):
! 1423: outflags &= ~MMAN_Bk;
! 1424: break;
! 1425: case (MDOC_HEAD):
! 1426: /* FALLTHROUGH */
! 1427: case (MDOC_ELEM):
! 1428: font_pop();
! 1429: break;
! 1430: default:
! 1431: break;
! 1432: }
1.23 schwarze 1433: }
1434:
1435: static int
1436: pre_no(DECL_ARGS)
1437: {
1438:
1439: outflags |= MMAN_spc_force;
1440: return(1);
1.1 schwarze 1441: }
1442:
1443: static int
1444: pre_ns(DECL_ARGS)
1445: {
1446:
1.18 schwarze 1447: outflags &= ~MMAN_spc;
1.1 schwarze 1448: return(0);
1449: }
1450:
1.3 schwarze 1451: static void
1452: post_pf(DECL_ARGS)
1453: {
1454:
1.18 schwarze 1455: outflags &= ~MMAN_spc;
1.3 schwarze 1456: }
1457:
1.1 schwarze 1458: static int
1459: pre_pp(DECL_ARGS)
1460: {
1461:
1.34 schwarze 1462: if (MDOC_It != n->parent->tok)
1463: outflags |= MMAN_PP;
1464: outflags |= MMAN_sp | MMAN_nl;
1465: outflags &= ~MMAN_br;
1.32 schwarze 1466: return(0);
1467: }
1468:
1469: static int
1470: pre_rs(DECL_ARGS)
1471: {
1472:
1473: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1474: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1475: outflags &= ~MMAN_br;
1.32 schwarze 1476: }
1477: return(1);
1.9 schwarze 1478: }
1479:
1480: static int
1481: pre_sm(DECL_ARGS)
1482: {
1483:
1484: assert(n->child && MDOC_TEXT == n->child->type);
1485: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1486: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1487: else
1.18 schwarze 1488: outflags &= ~MMAN_Sm;
1.9 schwarze 1489: return(0);
1.1 schwarze 1490: }
1491:
1492: static int
1.3 schwarze 1493: pre_sp(DECL_ARGS)
1.1 schwarze 1494: {
1495:
1.38 schwarze 1496: if (MMAN_PP & outflags) {
1497: outflags &= ~MMAN_PP;
1498: print_line(".PP", 0);
1499: } else
1500: print_line(".sp", 0);
1.1 schwarze 1501: return(1);
1502: }
1503:
1504: static void
1.3 schwarze 1505: post_sp(DECL_ARGS)
1.1 schwarze 1506: {
1507:
1.18 schwarze 1508: outflags |= MMAN_nl;
1.15 schwarze 1509: }
1510:
1511: static int
1.24 schwarze 1512: pre_sy(DECL_ARGS)
1513: {
1514:
1515: font_push('B');
1516: return(1);
1517: }
1518:
1519: static int
1.15 schwarze 1520: pre_vt(DECL_ARGS)
1521: {
1522:
1523: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1524: switch (n->type) {
1525: case (MDOC_BLOCK):
1.21 schwarze 1526: pre_syn(n);
1.16 schwarze 1527: return(1);
1528: case (MDOC_BODY):
1529: break;
1530: default:
1531: return(0);
1532: }
1.15 schwarze 1533: }
1.24 schwarze 1534: font_push('I');
1.15 schwarze 1535: return(1);
1536: }
1537:
1538: static void
1539: post_vt(DECL_ARGS)
1540: {
1.16 schwarze 1541:
1.17 schwarze 1542: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1543: return;
1.24 schwarze 1544: font_pop();
1.1 schwarze 1545: }
1546:
1547: static int
1548: pre_xr(DECL_ARGS)
1549: {
1550:
1551: n = n->child;
1552: if (NULL == n)
1553: return(0);
1.42 schwarze 1554: print_node(meta, n);
1.1 schwarze 1555: n = n->next;
1556: if (NULL == n)
1557: return(0);
1.18 schwarze 1558: outflags &= ~MMAN_spc;
1559: print_word("(");
1.42 schwarze 1560: print_node(meta, n);
1.18 schwarze 1561: print_word(")");
1.1 schwarze 1562: return(0);
1.5 schwarze 1563: }
1564:
1565: static int
1566: pre_ux(DECL_ARGS)
1567: {
1568:
1.18 schwarze 1569: print_word(manacts[n->tok].prefix);
1.5 schwarze 1570: if (NULL == n->child)
1571: return(0);
1.18 schwarze 1572: outflags &= ~MMAN_spc;
1.39 millert 1573: print_word("\\ ");
1.18 schwarze 1574: outflags &= ~MMAN_spc;
1.5 schwarze 1575: return(1);
1.1 schwarze 1576: }
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