Annotation of mandoc/mdoc_man.c, Revision 1.60
1.60 ! schwarze 1: /* $Id: mdoc_man.c,v 1.59 2014/03/23 11:25:26 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);
1.60 ! schwarze 93: static int pre_ll(DECL_ARGS);
1.1 schwarze 94: static int pre_nm(DECL_ARGS);
1.25 schwarze 95: static int pre_no(DECL_ARGS);
1.1 schwarze 96: static int pre_ns(DECL_ARGS);
97: static int pre_pp(DECL_ARGS);
1.34 schwarze 98: static int pre_rs(DECL_ARGS);
1.12 schwarze 99: static int pre_sm(DECL_ARGS);
1.3 schwarze 100: static int pre_sp(DECL_ARGS);
1.5 kristaps 101: static int pre_sect(DECL_ARGS);
1.26 schwarze 102: static int pre_sy(DECL_ARGS);
1.23 schwarze 103: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 104: static int pre_vt(DECL_ARGS);
1.8 schwarze 105: static int pre_ux(DECL_ARGS);
1.1 schwarze 106: static int pre_xr(DECL_ARGS);
1.20 schwarze 107: static void print_word(const char *);
1.36 schwarze 108: static void print_line(const char *, int);
109: static void print_block(const char *, int);
1.20 schwarze 110: static void print_offs(const char *);
1.35 schwarze 111: static void print_width(const char *,
112: const struct mdoc_node *, size_t);
1.30 schwarze 113: static void print_count(int *);
1.5 kristaps 114: static void print_node(DECL_ARGS);
1.1 schwarze 115:
1.3 schwarze 116: static const struct manact manacts[MDOC_MAX + 1] = {
117: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
118: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
119: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 120: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 121: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
122: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 123: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 124: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 125: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 126: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
127: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 128: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 129: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 130: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 131: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 132: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 133: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
134: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
135: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
137: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
138: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 139: { NULL, pre_enc, post_enc, "The \\fB",
140: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
141: }, /* Ex */
1.17 schwarze 142: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 143: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 144: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 145: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 146: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
147: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 148: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 149: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 150: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
151: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
152: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 153: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 154: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 155: { NULL, pre_enc, post_enc, "The \\fB",
156: "\\fP\nfunction returns the value 0 if successful;\n"
157: "otherwise the value -1 is returned and the global\n"
158: "variable \\fIerrno\\fP is set to indicate the error."
159: }, /* Rv */
1.8 schwarze 160: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 161: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 162: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 163: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 164: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
168: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
173: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
174: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
176: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 177: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 178: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 180: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 181: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
182: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 183: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
184: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
185: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 187: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
188: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 189: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
190: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 191: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 192: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 193: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 194: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 195: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 196: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 197: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
198: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 199: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
200: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
201: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
202: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 204: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 205: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
206: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
207: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 208: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 209: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 210: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
211: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 212: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 213: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
214: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
215: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 216: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 217: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
218: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 219: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
220: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 221: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 222: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 223: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
224: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 225: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
226: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
227: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
228: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 229: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 230: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 231: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 232: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 233: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
234: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
235: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 236: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 237: { NULL, NULL, NULL, NULL, NULL }, /* Es */
238: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 239: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 241: { NULL, pre_br, NULL, NULL, NULL }, /* br */
242: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 243: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
244: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 ! schwarze 245: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 246: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 247: };
248:
1.20 schwarze 249: static int outflags;
1.36 schwarze 250: #define MMAN_spc (1 << 0) /* blank character before next word */
251: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
252: #define MMAN_nl (1 << 2) /* break man(7) code line */
253: #define MMAN_br (1 << 3) /* break output line */
254: #define MMAN_sp (1 << 4) /* insert a blank output line */
255: #define MMAN_PP (1 << 5) /* reset indentation etc. */
256: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
257: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 258: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
259: #define MMAN_An_split (1 << 9) /* author mode is "split" */
260: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
261: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 262: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 263:
1.43 schwarze 264: #define BL_STACK_MAX 32
265:
266: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
267: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
268: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 269: static int TPremain; /* characters before tag is full */
270:
1.26 schwarze 271: static struct {
272: char *head;
273: char *tail;
274: size_t size;
275: } fontqueue;
276:
277: static void
278: font_push(char newfont)
279: {
280:
281: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
282: fontqueue.size += 8;
283: fontqueue.head = mandoc_realloc(fontqueue.head,
284: fontqueue.size);
285: }
286: *fontqueue.tail = newfont;
1.37 schwarze 287: print_word("");
288: printf("\\f");
1.26 schwarze 289: putchar(newfont);
290: outflags &= ~MMAN_spc;
291: }
292:
293: static void
294: font_pop(void)
295: {
296:
297: if (fontqueue.tail > fontqueue.head)
298: fontqueue.tail--;
299: outflags &= ~MMAN_spc;
1.37 schwarze 300: print_word("");
301: printf("\\f");
1.26 schwarze 302: putchar(*fontqueue.tail);
303: }
304:
1.1 schwarze 305: static void
1.20 schwarze 306: print_word(const char *s)
1.1 schwarze 307: {
1.5 kristaps 308:
1.36 schwarze 309: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 310: /*
311: * If we need a newline, print it now and start afresh.
312: */
1.36 schwarze 313: if (MMAN_PP & outflags) {
1.44 schwarze 314: if (MMAN_sp & outflags) {
315: if (MMAN_PD & outflags) {
316: printf("\n.PD");
317: outflags &= ~MMAN_PD;
318: }
319: } else if ( ! (MMAN_PD & outflags)) {
320: printf("\n.PD 0");
321: outflags |= MMAN_PD;
322: }
1.36 schwarze 323: printf("\n.PP\n");
324: } else if (MMAN_sp & outflags)
1.21 schwarze 325: printf("\n.sp\n");
326: else if (MMAN_br & outflags)
327: printf("\n.br\n");
328: else if (MMAN_nl & outflags)
329: putchar('\n');
1.36 schwarze 330: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 331: if (1 == TPremain)
332: printf(".br\n");
333: TPremain = 0;
334: } else if (MMAN_spc & outflags) {
1.5 kristaps 335: /*
1.25 schwarze 336: * If we need a space, only print it if
337: * (1) it is forced by `No' or
338: * (2) what follows is not terminating punctuation or
339: * (3) what follows is longer than one character.
1.5 kristaps 340: */
1.37 schwarze 341: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 342: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 343: if (MMAN_Bk & outflags &&
344: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 345: putchar('\\');
1.45 schwarze 346: putchar(' ');
1.37 schwarze 347: if (TPremain)
348: TPremain--;
1.13 schwarze 349: }
1.37 schwarze 350: }
1.5 kristaps 351:
352: /*
353: * Reassign needing space if we're not following opening
354: * punctuation.
355: */
1.37 schwarze 356: if (MMAN_Sm & outflags && ('\0' == s[0] ||
357: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 358: outflags |= MMAN_spc;
359: else
360: outflags &= ~MMAN_spc;
1.46 schwarze 361: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 362:
1.1 schwarze 363: for ( ; *s; s++) {
364: switch (*s) {
365: case (ASCII_NBRSP):
1.45 schwarze 366: printf("\\ ");
1.1 schwarze 367: break;
368: case (ASCII_HYPH):
369: putchar('-');
1.58 schwarze 370: break;
371: case (ASCII_BREAK):
372: printf("\\:");
1.1 schwarze 373: break;
1.56 schwarze 374: case (' '):
375: if (MMAN_nbrword & outflags) {
376: printf("\\ ");
377: break;
378: }
379: /* FALLTHROUGH */
1.1 schwarze 380: default:
1.5 kristaps 381: putchar((unsigned char)*s);
1.1 schwarze 382: break;
383: }
1.37 schwarze 384: if (TPremain)
385: TPremain--;
1.1 schwarze 386: }
1.56 schwarze 387: outflags &= ~MMAN_nbrword;
1.4 kristaps 388: }
389:
1.11 schwarze 390: static void
1.36 schwarze 391: print_line(const char *s, int newflags)
392: {
393:
394: outflags &= ~MMAN_br;
395: outflags |= MMAN_nl;
396: print_word(s);
397: outflags |= newflags;
398: }
399:
400: static void
401: print_block(const char *s, int newflags)
402: {
403:
404: outflags &= ~MMAN_PP;
1.44 schwarze 405: if (MMAN_sp & outflags) {
1.36 schwarze 406: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 407: if (MMAN_PD & outflags) {
408: print_line(".PD", 0);
409: outflags &= ~MMAN_PD;
410: }
1.46 schwarze 411: } else if (! (MMAN_PD & outflags))
412: print_line(".PD 0", MMAN_PD);
1.36 schwarze 413: outflags |= MMAN_nl;
414: print_word(s);
1.46 schwarze 415: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 416: }
417:
418: static void
1.20 schwarze 419: print_offs(const char *v)
1.11 schwarze 420: {
421: char buf[24];
422: struct roffsu su;
423: size_t sz;
424:
1.48 schwarze 425: print_line(".RS", MMAN_Bk_susp);
426:
1.43 schwarze 427: /* Convert v into a number (of characters). */
1.11 schwarze 428: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
429: sz = 0;
430: else if (0 == strcmp(v, "indent"))
431: sz = 6;
432: else if (0 == strcmp(v, "indent-two"))
433: sz = 12;
434: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 435: if (SCALE_EN == su.unit)
436: sz = su.scale;
437: else {
438: /*
439: * XXX
440: * If we are inside an enclosing list,
441: * there is no easy way to add the two
442: * indentations because they are provided
443: * in terms of different units.
444: */
445: print_word(v);
1.48 schwarze 446: outflags |= MMAN_nl;
1.43 schwarze 447: return;
448: }
1.11 schwarze 449: } else
450: sz = strlen(v);
451:
1.43 schwarze 452: /*
453: * We are inside an enclosing list.
454: * Add the two indentations.
455: */
456: if (Bl_stack_len)
457: sz += Bl_stack[Bl_stack_len - 1];
458:
1.53 schwarze 459: snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 460: print_word(buf);
1.48 schwarze 461: outflags |= MMAN_nl;
1.11 schwarze 462: }
463:
1.47 schwarze 464: /*
465: * Set up the indentation for a list item; used from pre_it().
466: */
1.59 schwarze 467: static void
1.35 schwarze 468: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 469: {
470: char buf[24];
471: struct roffsu su;
1.31 schwarze 472: size_t sz, chsz;
1.37 schwarze 473: int numeric, remain;
1.31 schwarze 474:
1.37 schwarze 475: numeric = 1;
476: remain = 0;
1.43 schwarze 477:
478: /* Convert v into a number (of characters). */
1.35 schwarze 479: if (NULL == v)
480: sz = defsz;
481: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 482: if (SCALE_EN == su.unit)
483: sz = su.scale;
484: else {
1.37 schwarze 485: sz = 0;
486: numeric = 0;
1.30 schwarze 487: }
488: } else
489: sz = strlen(v);
490:
1.37 schwarze 491: /* XXX Rough estimation, might have multiple parts. */
492: chsz = (NULL != child && MDOC_TEXT == child->type) ?
493: strlen(child->string) : 0;
494:
1.47 schwarze 495: /* Maybe we are inside an enclosing list? */
496: mid_it();
1.43 schwarze 497:
498: /*
499: * Save our own indentation,
500: * such that child lists can use it.
501: */
502: Bl_stack[Bl_stack_len++] = sz + 2;
503:
504: /* Set up the current list. */
1.37 schwarze 505: if (defsz && chsz > sz)
1.36 schwarze 506: print_block(".HP", 0);
1.37 schwarze 507: else {
1.36 schwarze 508: print_block(".TP", 0);
1.37 schwarze 509: remain = sz + 2;
510: }
511: if (numeric) {
1.53 schwarze 512: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 513: print_word(buf);
514: } else
515: print_word(v);
516: TPremain = remain;
1.30 schwarze 517: }
518:
1.59 schwarze 519: static void
1.30 schwarze 520: print_count(int *count)
521: {
522: char buf[12];
523:
524: snprintf(buf, sizeof(buf), "%d.", ++*count);
525: print_word(buf);
526: }
527:
528: void
1.4 kristaps 529: man_man(void *arg, const struct man *man)
530: {
531:
1.5 kristaps 532: /*
533: * Dump the keep buffer.
534: * We're guaranteed by now that this exists (is non-NULL).
535: * Flush stdout afterward, just in case.
536: */
1.4 kristaps 537: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 538: fflush(stdout);
1.1 schwarze 539: }
540:
541: void
542: man_mdoc(void *arg, const struct mdoc *mdoc)
543: {
1.42 schwarze 544: const struct mdoc_meta *meta;
1.1 schwarze 545: const struct mdoc_node *n;
546:
1.42 schwarze 547: meta = mdoc_meta(mdoc);
1.1 schwarze 548: n = mdoc_node(mdoc);
549:
1.45 schwarze 550: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 551: meta->title, meta->msec, meta->date,
552: meta->os, meta->vol);
1.1 schwarze 553:
1.45 schwarze 554: /* Disable hyphenation and if nroff, disable justification. */
555: printf(".nh\n.if n .ad l");
556:
1.20 schwarze 557: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 558: if (0 == fontqueue.size) {
559: fontqueue.size = 8;
560: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
561: *fontqueue.tail = 'R';
562: }
1.42 schwarze 563: print_node(meta, n);
1.3 schwarze 564: putchar('\n');
1.1 schwarze 565: }
566:
567: static void
568: print_node(DECL_ARGS)
569: {
1.52 schwarze 570: const struct mdoc_node *sub;
1.5 kristaps 571: const struct manact *act;
1.1 schwarze 572: int cond, do_sub;
1.46 schwarze 573:
1.5 kristaps 574: /*
575: * Break the line if we were parsed subsequent the current node.
576: * This makes the page structure be more consistent.
577: */
1.52 schwarze 578: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 579: outflags |= MMAN_nl;
1.1 schwarze 580:
1.5 kristaps 581: act = NULL;
1.1 schwarze 582: cond = 0;
583: do_sub = 1;
1.5 kristaps 584:
1.1 schwarze 585: if (MDOC_TEXT == n->type) {
1.5 kristaps 586: /*
587: * Make sure that we don't happen to start with a
588: * control character at the start of a line.
589: */
1.20 schwarze 590: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 591: '\'' == *n->string)) {
1.37 schwarze 592: print_word("");
593: printf("\\&");
1.20 schwarze 594: outflags &= ~MMAN_spc;
1.3 schwarze 595: }
1.20 schwarze 596: print_word(n->string);
1.1 schwarze 597: } else {
1.5 kristaps 598: /*
599: * Conditionally run the pre-node action handler for a
600: * node.
601: */
1.1 schwarze 602: act = manacts + n->tok;
1.42 schwarze 603: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 604: if (cond && act->pre)
1.42 schwarze 605: do_sub = (*act->pre)(meta, n);
1.1 schwarze 606: }
607:
1.5 kristaps 608: /*
609: * Conditionally run all child nodes.
610: * Note that this iterates over children instead of using
611: * recursion. This prevents unnecessary depth in the stack.
612: */
1.1 schwarze 613: if (do_sub)
614: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 615: print_node(meta, sub);
1.1 schwarze 616:
1.5 kristaps 617: /*
618: * Lastly, conditionally run the post-node handler.
619: */
1.1 schwarze 620: if (cond && act->post)
1.42 schwarze 621: (*act->post)(meta, n);
1.1 schwarze 622: }
623:
624: static int
625: cond_head(DECL_ARGS)
626: {
1.5 kristaps 627:
1.1 schwarze 628: return(MDOC_HEAD == n->type);
629: }
630:
631: static int
632: cond_body(DECL_ARGS)
633: {
1.5 kristaps 634:
1.1 schwarze 635: return(MDOC_BODY == n->type);
636: }
637:
638: static int
639: pre_enc(DECL_ARGS)
640: {
1.5 kristaps 641: const char *prefix;
1.1 schwarze 642:
643: prefix = manacts[n->tok].prefix;
644: if (NULL == prefix)
645: return(1);
1.20 schwarze 646: print_word(prefix);
647: outflags &= ~MMAN_spc;
1.1 schwarze 648: return(1);
649: }
650:
651: static void
652: post_enc(DECL_ARGS)
653: {
654: const char *suffix;
655:
656: suffix = manacts[n->tok].suffix;
657: if (NULL == suffix)
658: return;
1.20 schwarze 659: outflags &= ~MMAN_spc;
660: print_word(suffix);
1.26 schwarze 661: }
662:
663: static void
664: post_font(DECL_ARGS)
665: {
666:
667: font_pop();
1.1 schwarze 668: }
669:
670: static void
671: post_percent(DECL_ARGS)
672: {
673:
1.34 schwarze 674: if (pre_em == manacts[n->tok].pre)
675: font_pop();
676: if (n->next) {
1.20 schwarze 677: print_word(",");
1.34 schwarze 678: if (n->prev && n->prev->tok == n->tok &&
679: n->next->tok == n->tok)
680: print_word("and");
681: } else {
1.20 schwarze 682: print_word(".");
683: outflags |= MMAN_nl;
1.1 schwarze 684: }
685: }
686:
1.34 schwarze 687: static int
688: pre__t(DECL_ARGS)
689: {
690:
691: if (n->parent && MDOC_Rs == n->parent->tok &&
692: n->parent->norm->Rs.quote_T) {
1.37 schwarze 693: print_word("");
694: putchar('\"');
1.34 schwarze 695: outflags &= ~MMAN_spc;
696: } else
697: font_push('I');
698: return(1);
699: }
700:
701: static void
702: post__t(DECL_ARGS)
703: {
704:
705: if (n->parent && MDOC_Rs == n->parent->tok &&
706: n->parent->norm->Rs.quote_T) {
707: outflags &= ~MMAN_spc;
1.37 schwarze 708: print_word("");
709: putchar('\"');
1.34 schwarze 710: } else
711: font_pop();
1.42 schwarze 712: post_percent(meta, n);
1.34 schwarze 713: }
714:
1.5 kristaps 715: /*
716: * Print before a section header.
717: */
1.1 schwarze 718: static int
1.3 schwarze 719: pre_sect(DECL_ARGS)
720: {
721:
1.54 schwarze 722: if (MDOC_HEAD == n->type) {
1.46 schwarze 723: outflags |= MMAN_sp;
724: print_block(manacts[n->tok].prefix, 0);
725: print_word("");
726: putchar('\"');
727: outflags &= ~MMAN_spc;
728: }
1.3 schwarze 729: return(1);
730: }
731:
1.5 kristaps 732: /*
733: * Print subsequent a section header.
734: */
1.3 schwarze 735: static void
736: post_sect(DECL_ARGS)
737: {
738:
739: if (MDOC_HEAD != n->type)
740: return;
1.20 schwarze 741: outflags &= ~MMAN_spc;
1.37 schwarze 742: print_word("");
743: putchar('\"');
1.20 schwarze 744: outflags |= MMAN_nl;
1.22 schwarze 745: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
746: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
747: }
748:
1.23 schwarze 749: /* See mdoc_term.c, synopsis_pre() for comments. */
750: static void
751: pre_syn(const struct mdoc_node *n)
752: {
753:
754: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
755: return;
756:
757: if (n->prev->tok == n->tok &&
758: MDOC_Ft != n->tok &&
759: MDOC_Fo != n->tok &&
760: MDOC_Fn != n->tok) {
761: outflags |= MMAN_br;
762: return;
763: }
764:
765: switch (n->prev->tok) {
766: case (MDOC_Fd):
767: /* FALLTHROUGH */
768: case (MDOC_Fn):
769: /* FALLTHROUGH */
770: case (MDOC_Fo):
771: /* FALLTHROUGH */
772: case (MDOC_In):
773: /* FALLTHROUGH */
774: case (MDOC_Vt):
775: outflags |= MMAN_sp;
776: break;
777: case (MDOC_Ft):
778: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
779: outflags |= MMAN_sp;
780: break;
781: }
782: /* FALLTHROUGH */
783: default:
784: outflags |= MMAN_br;
785: break;
786: }
787: }
788:
1.22 schwarze 789: static int
790: pre_an(DECL_ARGS)
791: {
792:
793: switch (n->norm->An.auth) {
794: case (AUTH_split):
795: outflags &= ~MMAN_An_nosplit;
796: outflags |= MMAN_An_split;
797: return(0);
798: case (AUTH_nosplit):
799: outflags &= ~MMAN_An_split;
800: outflags |= MMAN_An_nosplit;
801: return(0);
802: default:
803: if (MMAN_An_split & outflags)
804: outflags |= MMAN_br;
805: else if (SEC_AUTHORS == n->sec &&
806: ! (MMAN_An_nosplit & outflags))
807: outflags |= MMAN_An_split;
808: return(1);
809: }
1.3 schwarze 810: }
811:
812: static int
813: pre_ap(DECL_ARGS)
814: {
815:
1.20 schwarze 816: outflags &= ~MMAN_spc;
817: print_word("'");
818: outflags &= ~MMAN_spc;
1.3 schwarze 819: return(0);
820: }
821:
822: static int
823: pre_bd(DECL_ARGS)
824: {
825:
1.36 schwarze 826: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
827:
828: if (DISP_unfilled == n->norm->Bd.type ||
829: DISP_literal == n->norm->Bd.type)
830: print_line(".nf", 0);
831: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 832: outflags |= MMAN_sp;
1.20 schwarze 833: print_offs(n->norm->Bd.offs);
1.3 schwarze 834: return(1);
835: }
836:
837: static void
838: post_bd(DECL_ARGS)
839: {
840:
1.43 schwarze 841: /* Close out this display. */
1.36 schwarze 842: print_line(".RE", MMAN_nl);
1.3 schwarze 843: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 844: DISP_literal == n->norm->Bd.type)
845: print_line(".fi", MMAN_nl);
1.43 schwarze 846:
1.47 schwarze 847: /* Maybe we are inside an enclosing list? */
848: if (NULL != n->parent->next)
849: mid_it();
1.13 schwarze 850: }
851:
852: static int
1.27 schwarze 853: pre_bf(DECL_ARGS)
854: {
855:
856: switch (n->type) {
857: case (MDOC_BLOCK):
858: return(1);
859: case (MDOC_BODY):
860: break;
861: default:
862: return(0);
863: }
864: switch (n->norm->Bf.font) {
865: case (FONT_Em):
866: font_push('I');
867: break;
868: case (FONT_Sy):
869: font_push('B');
870: break;
871: default:
872: font_push('R');
873: break;
874: }
875: return(1);
876: }
877:
878: static void
879: post_bf(DECL_ARGS)
880: {
881:
882: if (MDOC_BODY == n->type)
883: font_pop();
884: }
885:
886: static int
1.13 schwarze 887: pre_bk(DECL_ARGS)
888: {
889:
890: switch (n->type) {
891: case (MDOC_BLOCK):
892: return(1);
893: case (MDOC_BODY):
1.20 schwarze 894: outflags |= MMAN_Bk;
1.13 schwarze 895: return(1);
896: default:
897: return(0);
898: }
899: }
900:
901: static void
902: post_bk(DECL_ARGS)
903: {
904:
1.54 schwarze 905: if (MDOC_BODY == n->type)
1.20 schwarze 906: outflags &= ~MMAN_Bk;
1.3 schwarze 907: }
908:
909: static int
1.30 schwarze 910: pre_bl(DECL_ARGS)
911: {
1.33 schwarze 912: size_t icol;
1.30 schwarze 913:
1.49 schwarze 914: /*
915: * print_offs() will increase the -offset to account for
916: * a possible enclosing .It, but any enclosed .It blocks
917: * just nest and do not add up their indentation.
918: */
919: if (n->norm->Bl.offs) {
920: print_offs(n->norm->Bl.offs);
921: Bl_stack[Bl_stack_len++] = 0;
922: }
923:
1.33 schwarze 924: switch (n->norm->Bl.type) {
925: case (LIST_enum):
1.30 schwarze 926: n->norm->Bl.count = 0;
1.33 schwarze 927: return(1);
928: case (LIST_column):
929: break;
930: default:
931: return(1);
932: }
933:
1.36 schwarze 934: print_line(".TS", MMAN_nl);
1.33 schwarze 935: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
936: print_word("l");
937: print_word(".");
1.36 schwarze 938: outflags |= MMAN_nl;
1.30 schwarze 939: return(1);
940: }
941:
942: static void
943: post_bl(DECL_ARGS)
944: {
945:
1.33 schwarze 946: switch (n->norm->Bl.type) {
1.36 schwarze 947: case (LIST_column):
948: print_line(".TE", 0);
949: break;
1.33 schwarze 950: case (LIST_enum):
951: n->norm->Bl.count = 0;
952: break;
953: default:
954: break;
955: }
1.49 schwarze 956:
957: if (n->norm->Bl.offs) {
958: print_line(".RE", MMAN_nl);
959: assert(Bl_stack_len);
960: Bl_stack_len--;
961: assert(0 == Bl_stack[Bl_stack_len]);
962: } else {
963: outflags |= MMAN_PP | MMAN_nl;
964: outflags &= ~(MMAN_sp | MMAN_br);
965: }
1.47 schwarze 966:
967: /* Maybe we are inside an enclosing list? */
968: if (NULL != n->parent->next)
969: mid_it();
970:
1.30 schwarze 971: }
972:
973: static int
1.3 schwarze 974: pre_br(DECL_ARGS)
975: {
976:
1.21 schwarze 977: outflags |= MMAN_br;
1.3 schwarze 978: return(0);
979: }
980:
981: static int
1.8 schwarze 982: pre_bx(DECL_ARGS)
983: {
984:
985: n = n->child;
986: if (n) {
1.20 schwarze 987: print_word(n->string);
988: outflags &= ~MMAN_spc;
1.8 schwarze 989: n = n->next;
990: }
1.20 schwarze 991: print_word("BSD");
1.8 schwarze 992: if (NULL == n)
993: return(0);
1.20 schwarze 994: outflags &= ~MMAN_spc;
995: print_word("-");
996: outflags &= ~MMAN_spc;
997: print_word(n->string);
1.8 schwarze 998: return(0);
999: }
1000:
1001: static int
1.1 schwarze 1002: pre_dl(DECL_ARGS)
1003: {
1004:
1.47 schwarze 1005: print_offs("6n");
1.1 schwarze 1006: return(1);
1007: }
1008:
1009: static void
1010: post_dl(DECL_ARGS)
1011: {
1012:
1.36 schwarze 1013: print_line(".RE", MMAN_nl);
1.47 schwarze 1014:
1015: /* Maybe we are inside an enclosing list? */
1016: if (NULL != n->parent->next)
1017: mid_it();
1.16 schwarze 1018: }
1019:
1020: static int
1.26 schwarze 1021: pre_em(DECL_ARGS)
1022: {
1023:
1024: font_push('I');
1025: return(1);
1.28 schwarze 1026: }
1027:
1028: static void
1029: post_eo(DECL_ARGS)
1030: {
1031:
1032: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1033: outflags &= ~MMAN_spc;
1.26 schwarze 1034: }
1035:
1036: static int
1.17 schwarze 1037: pre_fa(DECL_ARGS)
1038: {
1.57 schwarze 1039: int am_Fa;
1.17 schwarze 1040:
1.57 schwarze 1041: am_Fa = MDOC_Fa == n->tok;
1042:
1043: if (am_Fa)
1.17 schwarze 1044: n = n->child;
1045:
1046: while (NULL != n) {
1.26 schwarze 1047: font_push('I');
1.57 schwarze 1048: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1049: outflags |= MMAN_nbrword;
1.42 schwarze 1050: print_node(meta, n);
1.26 schwarze 1051: font_pop();
1.17 schwarze 1052: if (NULL != (n = n->next))
1.20 schwarze 1053: print_word(",");
1.17 schwarze 1054: }
1055: return(0);
1056: }
1057:
1058: static void
1059: post_fa(DECL_ARGS)
1060: {
1061:
1062: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1063: print_word(",");
1.29 schwarze 1064: }
1065:
1066: static int
1067: pre_fd(DECL_ARGS)
1068: {
1069:
1070: pre_syn(n);
1071: font_push('B');
1072: return(1);
1073: }
1074:
1075: static void
1076: post_fd(DECL_ARGS)
1077: {
1078:
1079: font_pop();
1080: outflags |= MMAN_br;
1.17 schwarze 1081: }
1082:
1083: static int
1.26 schwarze 1084: pre_fl(DECL_ARGS)
1085: {
1086:
1087: font_push('B');
1.45 schwarze 1088: print_word("\\-");
1.26 schwarze 1089: outflags &= ~MMAN_spc;
1090: return(1);
1091: }
1092:
1093: static void
1094: post_fl(DECL_ARGS)
1095: {
1096:
1097: font_pop();
1.27 schwarze 1098: if (0 == n->nchild && NULL != n->next &&
1099: n->next->line == n->line)
1.26 schwarze 1100: outflags &= ~MMAN_spc;
1101: }
1102:
1103: static int
1.16 schwarze 1104: pre_fn(DECL_ARGS)
1105: {
1106:
1.23 schwarze 1107: pre_syn(n);
1108:
1.16 schwarze 1109: n = n->child;
1110: if (NULL == n)
1111: return(0);
1112:
1.55 schwarze 1113: if (MDOC_SYNPRETTY & n->flags)
1114: print_block(".HP 4n", MMAN_nl);
1115:
1.26 schwarze 1116: font_push('B');
1.42 schwarze 1117: print_node(meta, n);
1.26 schwarze 1118: font_pop();
1.20 schwarze 1119: outflags &= ~MMAN_spc;
1.26 schwarze 1120: print_word("(");
1.20 schwarze 1121: outflags &= ~MMAN_spc;
1.35 schwarze 1122:
1123: n = n->next;
1124: if (NULL != n)
1.42 schwarze 1125: pre_fa(meta, n);
1.35 schwarze 1126: return(0);
1.16 schwarze 1127: }
1128:
1129: static void
1130: post_fn(DECL_ARGS)
1131: {
1132:
1.20 schwarze 1133: print_word(")");
1.16 schwarze 1134: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1135: print_word(";");
1.55 schwarze 1136: outflags |= MMAN_PP;
1.17 schwarze 1137: }
1138: }
1139:
1140: static int
1141: pre_fo(DECL_ARGS)
1142: {
1143:
1144: switch (n->type) {
1.23 schwarze 1145: case (MDOC_BLOCK):
1146: pre_syn(n);
1147: break;
1.17 schwarze 1148: case (MDOC_HEAD):
1.57 schwarze 1149: if (MDOC_SYNPRETTY & n->flags)
1150: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1151: font_push('B');
1.17 schwarze 1152: break;
1153: case (MDOC_BODY):
1.20 schwarze 1154: outflags &= ~MMAN_spc;
1155: print_word("(");
1156: outflags &= ~MMAN_spc;
1.17 schwarze 1157: break;
1158: default:
1159: break;
1160: }
1161: return(1);
1162: }
1.57 schwarze 1163:
1.17 schwarze 1164: static void
1165: post_fo(DECL_ARGS)
1166: {
1167:
1168: switch (n->type) {
1169: case (MDOC_HEAD):
1.26 schwarze 1170: font_pop();
1.17 schwarze 1171: break;
1172: case (MDOC_BODY):
1.42 schwarze 1173: post_fn(meta, n);
1.17 schwarze 1174: break;
1175: default:
1176: break;
1.16 schwarze 1177: }
1.15 schwarze 1178: }
1179:
1180: static int
1.23 schwarze 1181: pre_ft(DECL_ARGS)
1182: {
1183:
1184: pre_syn(n);
1.26 schwarze 1185: font_push('I');
1.23 schwarze 1186: return(1);
1187: }
1188:
1189: static int
1.15 schwarze 1190: pre_in(DECL_ARGS)
1191: {
1192:
1193: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1194: pre_syn(n);
1.26 schwarze 1195: font_push('B');
1196: print_word("#include <");
1197: outflags &= ~MMAN_spc;
1198: } else {
1199: print_word("<");
1200: outflags &= ~MMAN_spc;
1201: font_push('I');
1202: }
1.15 schwarze 1203: return(1);
1204: }
1205:
1206: static void
1207: post_in(DECL_ARGS)
1208: {
1209:
1210: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1211: outflags &= ~MMAN_spc;
1212: print_word(">");
1213: font_pop();
1.21 schwarze 1214: outflags |= MMAN_br;
1.26 schwarze 1215: } else {
1216: font_pop();
1217: outflags &= ~MMAN_spc;
1218: print_word(">");
1219: }
1.1 schwarze 1220: }
1221:
1222: static int
1223: pre_it(DECL_ARGS)
1224: {
1225: const struct mdoc_node *bln;
1226:
1.30 schwarze 1227: switch (n->type) {
1228: case (MDOC_HEAD):
1.36 schwarze 1229: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1230: bln = n->parent->parent;
1.36 schwarze 1231: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1232: (NULL == n->parent->prev &&
1233: NULL == bln->parent->prev))
1.36 schwarze 1234: outflags |= MMAN_sp;
1235: outflags &= ~MMAN_br;
1.3 schwarze 1236: switch (bln->norm->Bl.type) {
1.30 schwarze 1237: case (LIST_item):
1238: return(0);
1239: case (LIST_inset):
1240: /* FALLTHROUGH */
1241: case (LIST_diag):
1242: /* FALLTHROUGH */
1243: case (LIST_ohang):
1244: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1245: print_line(".B \"", 0);
1.30 schwarze 1246: else
1.36 schwarze 1247: print_line(".R \"", 0);
1.30 schwarze 1248: outflags &= ~MMAN_spc;
1249: return(1);
1.3 schwarze 1250: case (LIST_bullet):
1.30 schwarze 1251: /* FALLTHROUGH */
1252: case (LIST_dash):
1253: /* FALLTHROUGH */
1254: case (LIST_hyphen):
1.35 schwarze 1255: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1256: TPremain = 0;
1.30 schwarze 1257: outflags |= MMAN_nl;
1258: font_push('B');
1259: if (LIST_bullet == bln->norm->Bl.type)
1260: print_word("o");
1261: else
1262: print_word("-");
1263: font_pop();
1264: break;
1265: case (LIST_enum):
1.35 schwarze 1266: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1267: TPremain = 0;
1.30 schwarze 1268: outflags |= MMAN_nl;
1269: print_count(&bln->norm->Bl.count);
1.3 schwarze 1270: break;
1.31 schwarze 1271: case (LIST_hang):
1.35 schwarze 1272: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1273: TPremain = 0;
1.32 schwarze 1274: break;
1275: case (LIST_tag):
1.37 schwarze 1276: print_width(bln->norm->Bl.width, n->child, 0);
1277: putchar('\n');
1278: outflags &= ~MMAN_spc;
1279: return(1);
1.3 schwarze 1280: default:
1.32 schwarze 1281: return(1);
1.3 schwarze 1282: }
1.20 schwarze 1283: outflags |= MMAN_nl;
1.30 schwarze 1284: default:
1285: break;
1.1 schwarze 1286: }
1287: return(1);
1.30 schwarze 1288: }
1289:
1.47 schwarze 1290: /*
1291: * This function is called after closing out an indented block.
1292: * If we are inside an enclosing list, restore its indentation.
1293: */
1294: static void
1295: mid_it(void)
1296: {
1297: char buf[24];
1298:
1299: /* Nothing to do outside a list. */
1300: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1301: return;
1302:
1303: /* The indentation has already been set up. */
1304: if (Bl_stack_post[Bl_stack_len - 1])
1305: return;
1306:
1307: /* Restore the indentation of the enclosing list. */
1308: print_line(".RS", MMAN_Bk_susp);
1.53 schwarze 1309: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1310: print_word(buf);
1311:
1312: /* Remeber to close out this .RS block later. */
1313: Bl_stack_post[Bl_stack_len - 1] = 1;
1314: }
1315:
1.30 schwarze 1316: static void
1317: post_it(DECL_ARGS)
1318: {
1319: const struct mdoc_node *bln;
1320:
1.33 schwarze 1321: bln = n->parent->parent;
1322:
1323: switch (n->type) {
1324: case (MDOC_HEAD):
1.30 schwarze 1325: switch (bln->norm->Bl.type) {
1326: case (LIST_diag):
1327: outflags &= ~MMAN_spc;
1328: print_word("\\ ");
1329: break;
1330: case (LIST_ohang):
1331: outflags |= MMAN_br;
1332: break;
1333: default:
1334: break;
1335: }
1.33 schwarze 1336: break;
1337: case (MDOC_BODY):
1.43 schwarze 1338: switch (bln->norm->Bl.type) {
1339: case (LIST_bullet):
1340: /* FALLTHROUGH */
1341: case (LIST_dash):
1342: /* FALLTHROUGH */
1343: case (LIST_hyphen):
1344: /* FALLTHROUGH */
1345: case (LIST_enum):
1346: /* FALLTHROUGH */
1347: case (LIST_hang):
1348: /* FALLTHROUGH */
1349: case (LIST_tag):
1350: assert(Bl_stack_len);
1351: Bl_stack[--Bl_stack_len] = 0;
1352:
1353: /*
1354: * Our indentation had to be restored
1.47 schwarze 1355: * after a child display or child list.
1.43 schwarze 1356: * Close out that indentation block now.
1357: */
1358: if (Bl_stack_post[Bl_stack_len]) {
1359: print_line(".RE", MMAN_nl);
1360: Bl_stack_post[Bl_stack_len] = 0;
1361: }
1362: break;
1363: case (LIST_column):
1364: if (NULL != n->next) {
1365: putchar('\t');
1366: outflags &= ~MMAN_spc;
1367: }
1368: break;
1369: default:
1370: break;
1.33 schwarze 1371: }
1372: break;
1373: default:
1374: break;
1.30 schwarze 1375: }
1.14 schwarze 1376: }
1377:
1378: static void
1379: post_lb(DECL_ARGS)
1380: {
1381:
1.21 schwarze 1382: if (SEC_LIBRARY == n->sec)
1383: outflags |= MMAN_br;
1.24 schwarze 1384: }
1385:
1386: static int
1387: pre_lk(DECL_ARGS)
1388: {
1389: const struct mdoc_node *link, *descr;
1390:
1391: if (NULL == (link = n->child))
1392: return(0);
1393:
1394: if (NULL != (descr = link->next)) {
1.26 schwarze 1395: font_push('I');
1.24 schwarze 1396: while (NULL != descr) {
1397: print_word(descr->string);
1398: descr = descr->next;
1399: }
1400: print_word(":");
1.26 schwarze 1401: font_pop();
1.24 schwarze 1402: }
1403:
1.26 schwarze 1404: font_push('B');
1.24 schwarze 1405: print_word(link->string);
1.26 schwarze 1406: font_pop();
1.24 schwarze 1407: return(0);
1.60 ! schwarze 1408: }
! 1409:
! 1410: static int
! 1411: pre_ll(DECL_ARGS)
! 1412: {
! 1413:
! 1414: print_line(".ll", 0);
! 1415: return(1);
1.1 schwarze 1416: }
1417:
1418: static int
1.26 schwarze 1419: pre_li(DECL_ARGS)
1420: {
1421:
1422: font_push('R');
1423: return(1);
1424: }
1425:
1426: static int
1.1 schwarze 1427: pre_nm(DECL_ARGS)
1428: {
1.38 schwarze 1429: char *name;
1.1 schwarze 1430:
1.54 schwarze 1431: if (MDOC_BLOCK == n->type) {
1432: outflags |= MMAN_Bk;
1.23 schwarze 1433: pre_syn(n);
1.54 schwarze 1434: }
1.1 schwarze 1435: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1436: return(1);
1.42 schwarze 1437: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1438: if (NULL == name)
1.23 schwarze 1439: return(0);
1.38 schwarze 1440: if (MDOC_HEAD == n->type) {
1441: if (NULL == n->parent->prev)
1442: outflags |= MMAN_sp;
1443: print_block(".HP", 0);
1.53 schwarze 1444: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1445: outflags |= MMAN_nl;
1446: }
1.26 schwarze 1447: font_push('B');
1.1 schwarze 1448: if (NULL == n->child)
1.42 schwarze 1449: print_word(meta->name);
1.1 schwarze 1450: return(1);
1451: }
1452:
1453: static void
1454: post_nm(DECL_ARGS)
1455: {
1456:
1.54 schwarze 1457: switch (n->type) {
1458: case (MDOC_BLOCK):
1459: outflags &= ~MMAN_Bk;
1460: break;
1461: case (MDOC_HEAD):
1462: /* FALLTHROUGH */
1463: case (MDOC_ELEM):
1464: font_pop();
1465: break;
1466: default:
1467: break;
1468: }
1.25 schwarze 1469: }
1470:
1471: static int
1472: pre_no(DECL_ARGS)
1473: {
1474:
1475: outflags |= MMAN_spc_force;
1476: return(1);
1.1 schwarze 1477: }
1478:
1479: static int
1480: pre_ns(DECL_ARGS)
1481: {
1482:
1.20 schwarze 1483: outflags &= ~MMAN_spc;
1.1 schwarze 1484: return(0);
1485: }
1486:
1.3 schwarze 1487: static void
1488: post_pf(DECL_ARGS)
1489: {
1490:
1.20 schwarze 1491: outflags &= ~MMAN_spc;
1.3 schwarze 1492: }
1493:
1.1 schwarze 1494: static int
1495: pre_pp(DECL_ARGS)
1496: {
1497:
1.36 schwarze 1498: if (MDOC_It != n->parent->tok)
1499: outflags |= MMAN_PP;
1500: outflags |= MMAN_sp | MMAN_nl;
1501: outflags &= ~MMAN_br;
1.34 schwarze 1502: return(0);
1503: }
1504:
1505: static int
1506: pre_rs(DECL_ARGS)
1507: {
1508:
1509: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1510: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1511: outflags &= ~MMAN_br;
1.34 schwarze 1512: }
1513: return(1);
1.12 schwarze 1514: }
1515:
1516: static int
1517: pre_sm(DECL_ARGS)
1518: {
1519:
1520: assert(n->child && MDOC_TEXT == n->child->type);
1521: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1522: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1523: else
1.20 schwarze 1524: outflags &= ~MMAN_Sm;
1.12 schwarze 1525: return(0);
1.1 schwarze 1526: }
1527:
1528: static int
1.3 schwarze 1529: pre_sp(DECL_ARGS)
1.1 schwarze 1530: {
1531:
1.41 schwarze 1532: if (MMAN_PP & outflags) {
1533: outflags &= ~MMAN_PP;
1.40 schwarze 1534: print_line(".PP", 0);
1.41 schwarze 1535: } else
1.40 schwarze 1536: print_line(".sp", 0);
1.1 schwarze 1537: return(1);
1538: }
1539:
1540: static void
1.3 schwarze 1541: post_sp(DECL_ARGS)
1.1 schwarze 1542: {
1543:
1.20 schwarze 1544: outflags |= MMAN_nl;
1.18 schwarze 1545: }
1546:
1547: static int
1.26 schwarze 1548: pre_sy(DECL_ARGS)
1549: {
1550:
1551: font_push('B');
1552: return(1);
1553: }
1554:
1555: static int
1.18 schwarze 1556: pre_vt(DECL_ARGS)
1557: {
1558:
1559: if (MDOC_SYNPRETTY & n->flags) {
1560: switch (n->type) {
1561: case (MDOC_BLOCK):
1.23 schwarze 1562: pre_syn(n);
1.18 schwarze 1563: return(1);
1564: case (MDOC_BODY):
1565: break;
1566: default:
1567: return(0);
1568: }
1569: }
1.26 schwarze 1570: font_push('I');
1.18 schwarze 1571: return(1);
1572: }
1573:
1574: static void
1575: post_vt(DECL_ARGS)
1576: {
1577:
1.19 schwarze 1578: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1579: return;
1.26 schwarze 1580: font_pop();
1.1 schwarze 1581: }
1582:
1583: static int
1584: pre_xr(DECL_ARGS)
1585: {
1586:
1587: n = n->child;
1588: if (NULL == n)
1589: return(0);
1.42 schwarze 1590: print_node(meta, n);
1.1 schwarze 1591: n = n->next;
1592: if (NULL == n)
1593: return(0);
1.20 schwarze 1594: outflags &= ~MMAN_spc;
1595: print_word("(");
1.42 schwarze 1596: print_node(meta, n);
1.20 schwarze 1597: print_word(")");
1.1 schwarze 1598: return(0);
1.8 schwarze 1599: }
1600:
1601: static int
1602: pre_ux(DECL_ARGS)
1603: {
1604:
1.20 schwarze 1605: print_word(manacts[n->tok].prefix);
1.8 schwarze 1606: if (NULL == n->child)
1607: return(0);
1.20 schwarze 1608: outflags &= ~MMAN_spc;
1.45 schwarze 1609: print_word("\\ ");
1.20 schwarze 1610: outflags &= ~MMAN_spc;
1.8 schwarze 1611: return(1);
1.1 schwarze 1612: }
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