Annotation of mandoc/mdoc_man.c, Revision 1.61
1.61 ! schwarze 1: /* $Id: mdoc_man.c,v 1.60 2014/03/30 19:47:48 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);
1.61 ! schwarze 604: if (cond && act->pre && ENDBODY_NOT == n->end)
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: */
1.61 ! schwarze 620: if (MDOC_ENDED & n->flags)
! 621: return;
! 622:
1.1 schwarze 623: if (cond && act->post)
1.42 schwarze 624: (*act->post)(meta, n);
1.61 ! schwarze 625:
! 626: if (ENDBODY_NOT != n->end)
! 627: n->pending->flags |= MDOC_ENDED;
! 628:
! 629: if (ENDBODY_NOSPACE == n->end)
! 630: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 631: }
632:
633: static int
634: cond_head(DECL_ARGS)
635: {
1.5 kristaps 636:
1.1 schwarze 637: return(MDOC_HEAD == n->type);
638: }
639:
640: static int
641: cond_body(DECL_ARGS)
642: {
1.5 kristaps 643:
1.1 schwarze 644: return(MDOC_BODY == n->type);
645: }
646:
647: static int
648: pre_enc(DECL_ARGS)
649: {
1.5 kristaps 650: const char *prefix;
1.1 schwarze 651:
652: prefix = manacts[n->tok].prefix;
653: if (NULL == prefix)
654: return(1);
1.20 schwarze 655: print_word(prefix);
656: outflags &= ~MMAN_spc;
1.1 schwarze 657: return(1);
658: }
659:
660: static void
661: post_enc(DECL_ARGS)
662: {
663: const char *suffix;
664:
665: suffix = manacts[n->tok].suffix;
666: if (NULL == suffix)
667: return;
1.61 ! schwarze 668: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 669: print_word(suffix);
1.26 schwarze 670: }
671:
672: static void
673: post_font(DECL_ARGS)
674: {
675:
676: font_pop();
1.1 schwarze 677: }
678:
679: static void
680: post_percent(DECL_ARGS)
681: {
682:
1.34 schwarze 683: if (pre_em == manacts[n->tok].pre)
684: font_pop();
685: if (n->next) {
1.20 schwarze 686: print_word(",");
1.34 schwarze 687: if (n->prev && n->prev->tok == n->tok &&
688: n->next->tok == n->tok)
689: print_word("and");
690: } else {
1.20 schwarze 691: print_word(".");
692: outflags |= MMAN_nl;
1.1 schwarze 693: }
694: }
695:
1.34 schwarze 696: static int
697: pre__t(DECL_ARGS)
698: {
699:
700: if (n->parent && MDOC_Rs == n->parent->tok &&
701: n->parent->norm->Rs.quote_T) {
1.37 schwarze 702: print_word("");
703: putchar('\"');
1.34 schwarze 704: outflags &= ~MMAN_spc;
705: } else
706: font_push('I');
707: return(1);
708: }
709:
710: static void
711: post__t(DECL_ARGS)
712: {
713:
714: if (n->parent && MDOC_Rs == n->parent->tok &&
715: n->parent->norm->Rs.quote_T) {
716: outflags &= ~MMAN_spc;
1.37 schwarze 717: print_word("");
718: putchar('\"');
1.34 schwarze 719: } else
720: font_pop();
1.42 schwarze 721: post_percent(meta, n);
1.34 schwarze 722: }
723:
1.5 kristaps 724: /*
725: * Print before a section header.
726: */
1.1 schwarze 727: static int
1.3 schwarze 728: pre_sect(DECL_ARGS)
729: {
730:
1.54 schwarze 731: if (MDOC_HEAD == n->type) {
1.46 schwarze 732: outflags |= MMAN_sp;
733: print_block(manacts[n->tok].prefix, 0);
734: print_word("");
735: putchar('\"');
736: outflags &= ~MMAN_spc;
737: }
1.3 schwarze 738: return(1);
739: }
740:
1.5 kristaps 741: /*
742: * Print subsequent a section header.
743: */
1.3 schwarze 744: static void
745: post_sect(DECL_ARGS)
746: {
747:
748: if (MDOC_HEAD != n->type)
749: return;
1.20 schwarze 750: outflags &= ~MMAN_spc;
1.37 schwarze 751: print_word("");
752: putchar('\"');
1.20 schwarze 753: outflags |= MMAN_nl;
1.22 schwarze 754: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
755: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
756: }
757:
1.23 schwarze 758: /* See mdoc_term.c, synopsis_pre() for comments. */
759: static void
760: pre_syn(const struct mdoc_node *n)
761: {
762:
763: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
764: return;
765:
766: if (n->prev->tok == n->tok &&
767: MDOC_Ft != n->tok &&
768: MDOC_Fo != n->tok &&
769: MDOC_Fn != n->tok) {
770: outflags |= MMAN_br;
771: return;
772: }
773:
774: switch (n->prev->tok) {
775: case (MDOC_Fd):
776: /* FALLTHROUGH */
777: case (MDOC_Fn):
778: /* FALLTHROUGH */
779: case (MDOC_Fo):
780: /* FALLTHROUGH */
781: case (MDOC_In):
782: /* FALLTHROUGH */
783: case (MDOC_Vt):
784: outflags |= MMAN_sp;
785: break;
786: case (MDOC_Ft):
787: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
788: outflags |= MMAN_sp;
789: break;
790: }
791: /* FALLTHROUGH */
792: default:
793: outflags |= MMAN_br;
794: break;
795: }
796: }
797:
1.22 schwarze 798: static int
799: pre_an(DECL_ARGS)
800: {
801:
802: switch (n->norm->An.auth) {
803: case (AUTH_split):
804: outflags &= ~MMAN_An_nosplit;
805: outflags |= MMAN_An_split;
806: return(0);
807: case (AUTH_nosplit):
808: outflags &= ~MMAN_An_split;
809: outflags |= MMAN_An_nosplit;
810: return(0);
811: default:
812: if (MMAN_An_split & outflags)
813: outflags |= MMAN_br;
814: else if (SEC_AUTHORS == n->sec &&
815: ! (MMAN_An_nosplit & outflags))
816: outflags |= MMAN_An_split;
817: return(1);
818: }
1.3 schwarze 819: }
820:
821: static int
822: pre_ap(DECL_ARGS)
823: {
824:
1.20 schwarze 825: outflags &= ~MMAN_spc;
826: print_word("'");
827: outflags &= ~MMAN_spc;
1.3 schwarze 828: return(0);
829: }
830:
831: static int
832: pre_bd(DECL_ARGS)
833: {
834:
1.36 schwarze 835: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
836:
837: if (DISP_unfilled == n->norm->Bd.type ||
838: DISP_literal == n->norm->Bd.type)
839: print_line(".nf", 0);
840: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 841: outflags |= MMAN_sp;
1.20 schwarze 842: print_offs(n->norm->Bd.offs);
1.3 schwarze 843: return(1);
844: }
845:
846: static void
847: post_bd(DECL_ARGS)
848: {
849:
1.43 schwarze 850: /* Close out this display. */
1.36 schwarze 851: print_line(".RE", MMAN_nl);
1.3 schwarze 852: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 853: DISP_literal == n->norm->Bd.type)
854: print_line(".fi", MMAN_nl);
1.43 schwarze 855:
1.47 schwarze 856: /* Maybe we are inside an enclosing list? */
857: if (NULL != n->parent->next)
858: mid_it();
1.13 schwarze 859: }
860:
861: static int
1.27 schwarze 862: pre_bf(DECL_ARGS)
863: {
864:
865: switch (n->type) {
866: case (MDOC_BLOCK):
867: return(1);
868: case (MDOC_BODY):
869: break;
870: default:
871: return(0);
872: }
873: switch (n->norm->Bf.font) {
874: case (FONT_Em):
875: font_push('I');
876: break;
877: case (FONT_Sy):
878: font_push('B');
879: break;
880: default:
881: font_push('R');
882: break;
883: }
884: return(1);
885: }
886:
887: static void
888: post_bf(DECL_ARGS)
889: {
890:
891: if (MDOC_BODY == n->type)
892: font_pop();
893: }
894:
895: static int
1.13 schwarze 896: pre_bk(DECL_ARGS)
897: {
898:
899: switch (n->type) {
900: case (MDOC_BLOCK):
901: return(1);
902: case (MDOC_BODY):
1.20 schwarze 903: outflags |= MMAN_Bk;
1.13 schwarze 904: return(1);
905: default:
906: return(0);
907: }
908: }
909:
910: static void
911: post_bk(DECL_ARGS)
912: {
913:
1.54 schwarze 914: if (MDOC_BODY == n->type)
1.20 schwarze 915: outflags &= ~MMAN_Bk;
1.3 schwarze 916: }
917:
918: static int
1.30 schwarze 919: pre_bl(DECL_ARGS)
920: {
1.33 schwarze 921: size_t icol;
1.30 schwarze 922:
1.49 schwarze 923: /*
924: * print_offs() will increase the -offset to account for
925: * a possible enclosing .It, but any enclosed .It blocks
926: * just nest and do not add up their indentation.
927: */
928: if (n->norm->Bl.offs) {
929: print_offs(n->norm->Bl.offs);
930: Bl_stack[Bl_stack_len++] = 0;
931: }
932:
1.33 schwarze 933: switch (n->norm->Bl.type) {
934: case (LIST_enum):
1.30 schwarze 935: n->norm->Bl.count = 0;
1.33 schwarze 936: return(1);
937: case (LIST_column):
938: break;
939: default:
940: return(1);
941: }
942:
1.36 schwarze 943: print_line(".TS", MMAN_nl);
1.33 schwarze 944: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
945: print_word("l");
946: print_word(".");
1.36 schwarze 947: outflags |= MMAN_nl;
1.30 schwarze 948: return(1);
949: }
950:
951: static void
952: post_bl(DECL_ARGS)
953: {
954:
1.33 schwarze 955: switch (n->norm->Bl.type) {
1.36 schwarze 956: case (LIST_column):
957: print_line(".TE", 0);
958: break;
1.33 schwarze 959: case (LIST_enum):
960: n->norm->Bl.count = 0;
961: break;
962: default:
963: break;
964: }
1.49 schwarze 965:
966: if (n->norm->Bl.offs) {
967: print_line(".RE", MMAN_nl);
968: assert(Bl_stack_len);
969: Bl_stack_len--;
970: assert(0 == Bl_stack[Bl_stack_len]);
971: } else {
972: outflags |= MMAN_PP | MMAN_nl;
973: outflags &= ~(MMAN_sp | MMAN_br);
974: }
1.47 schwarze 975:
976: /* Maybe we are inside an enclosing list? */
977: if (NULL != n->parent->next)
978: mid_it();
979:
1.30 schwarze 980: }
981:
982: static int
1.3 schwarze 983: pre_br(DECL_ARGS)
984: {
985:
1.21 schwarze 986: outflags |= MMAN_br;
1.3 schwarze 987: return(0);
988: }
989:
990: static int
1.8 schwarze 991: pre_bx(DECL_ARGS)
992: {
993:
994: n = n->child;
995: if (n) {
1.20 schwarze 996: print_word(n->string);
997: outflags &= ~MMAN_spc;
1.8 schwarze 998: n = n->next;
999: }
1.20 schwarze 1000: print_word("BSD");
1.8 schwarze 1001: if (NULL == n)
1002: return(0);
1.20 schwarze 1003: outflags &= ~MMAN_spc;
1004: print_word("-");
1005: outflags &= ~MMAN_spc;
1006: print_word(n->string);
1.8 schwarze 1007: return(0);
1008: }
1009:
1010: static int
1.1 schwarze 1011: pre_dl(DECL_ARGS)
1012: {
1013:
1.47 schwarze 1014: print_offs("6n");
1.1 schwarze 1015: return(1);
1016: }
1017:
1018: static void
1019: post_dl(DECL_ARGS)
1020: {
1021:
1.36 schwarze 1022: print_line(".RE", MMAN_nl);
1.47 schwarze 1023:
1024: /* Maybe we are inside an enclosing list? */
1025: if (NULL != n->parent->next)
1026: mid_it();
1.16 schwarze 1027: }
1028:
1029: static int
1.26 schwarze 1030: pre_em(DECL_ARGS)
1031: {
1032:
1033: font_push('I');
1034: return(1);
1.28 schwarze 1035: }
1036:
1037: static void
1038: post_eo(DECL_ARGS)
1039: {
1040:
1041: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1042: outflags &= ~MMAN_spc;
1.26 schwarze 1043: }
1044:
1045: static int
1.17 schwarze 1046: pre_fa(DECL_ARGS)
1047: {
1.57 schwarze 1048: int am_Fa;
1.17 schwarze 1049:
1.57 schwarze 1050: am_Fa = MDOC_Fa == n->tok;
1051:
1052: if (am_Fa)
1.17 schwarze 1053: n = n->child;
1054:
1055: while (NULL != n) {
1.26 schwarze 1056: font_push('I');
1.57 schwarze 1057: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1058: outflags |= MMAN_nbrword;
1.42 schwarze 1059: print_node(meta, n);
1.26 schwarze 1060: font_pop();
1.17 schwarze 1061: if (NULL != (n = n->next))
1.20 schwarze 1062: print_word(",");
1.17 schwarze 1063: }
1064: return(0);
1065: }
1066:
1067: static void
1068: post_fa(DECL_ARGS)
1069: {
1070:
1071: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1072: print_word(",");
1.29 schwarze 1073: }
1074:
1075: static int
1076: pre_fd(DECL_ARGS)
1077: {
1078:
1079: pre_syn(n);
1080: font_push('B');
1081: return(1);
1082: }
1083:
1084: static void
1085: post_fd(DECL_ARGS)
1086: {
1087:
1088: font_pop();
1089: outflags |= MMAN_br;
1.17 schwarze 1090: }
1091:
1092: static int
1.26 schwarze 1093: pre_fl(DECL_ARGS)
1094: {
1095:
1096: font_push('B');
1.45 schwarze 1097: print_word("\\-");
1.26 schwarze 1098: outflags &= ~MMAN_spc;
1099: return(1);
1100: }
1101:
1102: static void
1103: post_fl(DECL_ARGS)
1104: {
1105:
1106: font_pop();
1.27 schwarze 1107: if (0 == n->nchild && NULL != n->next &&
1108: n->next->line == n->line)
1.26 schwarze 1109: outflags &= ~MMAN_spc;
1110: }
1111:
1112: static int
1.16 schwarze 1113: pre_fn(DECL_ARGS)
1114: {
1115:
1.23 schwarze 1116: pre_syn(n);
1117:
1.16 schwarze 1118: n = n->child;
1119: if (NULL == n)
1120: return(0);
1121:
1.55 schwarze 1122: if (MDOC_SYNPRETTY & n->flags)
1123: print_block(".HP 4n", MMAN_nl);
1124:
1.26 schwarze 1125: font_push('B');
1.42 schwarze 1126: print_node(meta, n);
1.26 schwarze 1127: font_pop();
1.20 schwarze 1128: outflags &= ~MMAN_spc;
1.26 schwarze 1129: print_word("(");
1.20 schwarze 1130: outflags &= ~MMAN_spc;
1.35 schwarze 1131:
1132: n = n->next;
1133: if (NULL != n)
1.42 schwarze 1134: pre_fa(meta, n);
1.35 schwarze 1135: return(0);
1.16 schwarze 1136: }
1137:
1138: static void
1139: post_fn(DECL_ARGS)
1140: {
1141:
1.20 schwarze 1142: print_word(")");
1.16 schwarze 1143: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1144: print_word(";");
1.55 schwarze 1145: outflags |= MMAN_PP;
1.17 schwarze 1146: }
1147: }
1148:
1149: static int
1150: pre_fo(DECL_ARGS)
1151: {
1152:
1153: switch (n->type) {
1.23 schwarze 1154: case (MDOC_BLOCK):
1155: pre_syn(n);
1156: break;
1.17 schwarze 1157: case (MDOC_HEAD):
1.57 schwarze 1158: if (MDOC_SYNPRETTY & n->flags)
1159: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1160: font_push('B');
1.17 schwarze 1161: break;
1162: case (MDOC_BODY):
1.20 schwarze 1163: outflags &= ~MMAN_spc;
1164: print_word("(");
1165: outflags &= ~MMAN_spc;
1.17 schwarze 1166: break;
1167: default:
1168: break;
1169: }
1170: return(1);
1171: }
1.57 schwarze 1172:
1.17 schwarze 1173: static void
1174: post_fo(DECL_ARGS)
1175: {
1176:
1177: switch (n->type) {
1178: case (MDOC_HEAD):
1.26 schwarze 1179: font_pop();
1.17 schwarze 1180: break;
1181: case (MDOC_BODY):
1.42 schwarze 1182: post_fn(meta, n);
1.17 schwarze 1183: break;
1184: default:
1185: break;
1.16 schwarze 1186: }
1.15 schwarze 1187: }
1188:
1189: static int
1.23 schwarze 1190: pre_ft(DECL_ARGS)
1191: {
1192:
1193: pre_syn(n);
1.26 schwarze 1194: font_push('I');
1.23 schwarze 1195: return(1);
1196: }
1197:
1198: static int
1.15 schwarze 1199: pre_in(DECL_ARGS)
1200: {
1201:
1202: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1203: pre_syn(n);
1.26 schwarze 1204: font_push('B');
1205: print_word("#include <");
1206: outflags &= ~MMAN_spc;
1207: } else {
1208: print_word("<");
1209: outflags &= ~MMAN_spc;
1210: font_push('I');
1211: }
1.15 schwarze 1212: return(1);
1213: }
1214:
1215: static void
1216: post_in(DECL_ARGS)
1217: {
1218:
1219: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1220: outflags &= ~MMAN_spc;
1221: print_word(">");
1222: font_pop();
1.21 schwarze 1223: outflags |= MMAN_br;
1.26 schwarze 1224: } else {
1225: font_pop();
1226: outflags &= ~MMAN_spc;
1227: print_word(">");
1228: }
1.1 schwarze 1229: }
1230:
1231: static int
1232: pre_it(DECL_ARGS)
1233: {
1234: const struct mdoc_node *bln;
1235:
1.30 schwarze 1236: switch (n->type) {
1237: case (MDOC_HEAD):
1.36 schwarze 1238: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1239: bln = n->parent->parent;
1.36 schwarze 1240: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1241: (NULL == n->parent->prev &&
1242: NULL == bln->parent->prev))
1.36 schwarze 1243: outflags |= MMAN_sp;
1244: outflags &= ~MMAN_br;
1.3 schwarze 1245: switch (bln->norm->Bl.type) {
1.30 schwarze 1246: case (LIST_item):
1247: return(0);
1248: case (LIST_inset):
1249: /* FALLTHROUGH */
1250: case (LIST_diag):
1251: /* FALLTHROUGH */
1252: case (LIST_ohang):
1253: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1254: print_line(".B \"", 0);
1.30 schwarze 1255: else
1.36 schwarze 1256: print_line(".R \"", 0);
1.30 schwarze 1257: outflags &= ~MMAN_spc;
1258: return(1);
1.3 schwarze 1259: case (LIST_bullet):
1.30 schwarze 1260: /* FALLTHROUGH */
1261: case (LIST_dash):
1262: /* FALLTHROUGH */
1263: case (LIST_hyphen):
1.35 schwarze 1264: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1265: TPremain = 0;
1.30 schwarze 1266: outflags |= MMAN_nl;
1267: font_push('B');
1268: if (LIST_bullet == bln->norm->Bl.type)
1269: print_word("o");
1270: else
1271: print_word("-");
1272: font_pop();
1273: break;
1274: case (LIST_enum):
1.35 schwarze 1275: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1276: TPremain = 0;
1.30 schwarze 1277: outflags |= MMAN_nl;
1278: print_count(&bln->norm->Bl.count);
1.3 schwarze 1279: break;
1.31 schwarze 1280: case (LIST_hang):
1.35 schwarze 1281: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1282: TPremain = 0;
1.32 schwarze 1283: break;
1284: case (LIST_tag):
1.37 schwarze 1285: print_width(bln->norm->Bl.width, n->child, 0);
1286: putchar('\n');
1287: outflags &= ~MMAN_spc;
1288: return(1);
1.3 schwarze 1289: default:
1.32 schwarze 1290: return(1);
1.3 schwarze 1291: }
1.20 schwarze 1292: outflags |= MMAN_nl;
1.30 schwarze 1293: default:
1294: break;
1.1 schwarze 1295: }
1296: return(1);
1.30 schwarze 1297: }
1298:
1.47 schwarze 1299: /*
1300: * This function is called after closing out an indented block.
1301: * If we are inside an enclosing list, restore its indentation.
1302: */
1303: static void
1304: mid_it(void)
1305: {
1306: char buf[24];
1307:
1308: /* Nothing to do outside a list. */
1309: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1310: return;
1311:
1312: /* The indentation has already been set up. */
1313: if (Bl_stack_post[Bl_stack_len - 1])
1314: return;
1315:
1316: /* Restore the indentation of the enclosing list. */
1317: print_line(".RS", MMAN_Bk_susp);
1.53 schwarze 1318: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1319: print_word(buf);
1320:
1321: /* Remeber to close out this .RS block later. */
1322: Bl_stack_post[Bl_stack_len - 1] = 1;
1323: }
1324:
1.30 schwarze 1325: static void
1326: post_it(DECL_ARGS)
1327: {
1328: const struct mdoc_node *bln;
1329:
1.33 schwarze 1330: bln = n->parent->parent;
1331:
1332: switch (n->type) {
1333: case (MDOC_HEAD):
1.30 schwarze 1334: switch (bln->norm->Bl.type) {
1335: case (LIST_diag):
1336: outflags &= ~MMAN_spc;
1337: print_word("\\ ");
1338: break;
1339: case (LIST_ohang):
1340: outflags |= MMAN_br;
1341: break;
1342: default:
1343: break;
1344: }
1.33 schwarze 1345: break;
1346: case (MDOC_BODY):
1.43 schwarze 1347: switch (bln->norm->Bl.type) {
1348: case (LIST_bullet):
1349: /* FALLTHROUGH */
1350: case (LIST_dash):
1351: /* FALLTHROUGH */
1352: case (LIST_hyphen):
1353: /* FALLTHROUGH */
1354: case (LIST_enum):
1355: /* FALLTHROUGH */
1356: case (LIST_hang):
1357: /* FALLTHROUGH */
1358: case (LIST_tag):
1359: assert(Bl_stack_len);
1360: Bl_stack[--Bl_stack_len] = 0;
1361:
1362: /*
1363: * Our indentation had to be restored
1.47 schwarze 1364: * after a child display or child list.
1.43 schwarze 1365: * Close out that indentation block now.
1366: */
1367: if (Bl_stack_post[Bl_stack_len]) {
1368: print_line(".RE", MMAN_nl);
1369: Bl_stack_post[Bl_stack_len] = 0;
1370: }
1371: break;
1372: case (LIST_column):
1373: if (NULL != n->next) {
1374: putchar('\t');
1375: outflags &= ~MMAN_spc;
1376: }
1377: break;
1378: default:
1379: break;
1.33 schwarze 1380: }
1381: break;
1382: default:
1383: break;
1.30 schwarze 1384: }
1.14 schwarze 1385: }
1386:
1387: static void
1388: post_lb(DECL_ARGS)
1389: {
1390:
1.21 schwarze 1391: if (SEC_LIBRARY == n->sec)
1392: outflags |= MMAN_br;
1.24 schwarze 1393: }
1394:
1395: static int
1396: pre_lk(DECL_ARGS)
1397: {
1398: const struct mdoc_node *link, *descr;
1399:
1400: if (NULL == (link = n->child))
1401: return(0);
1402:
1403: if (NULL != (descr = link->next)) {
1.26 schwarze 1404: font_push('I');
1.24 schwarze 1405: while (NULL != descr) {
1406: print_word(descr->string);
1407: descr = descr->next;
1408: }
1409: print_word(":");
1.26 schwarze 1410: font_pop();
1.24 schwarze 1411: }
1412:
1.26 schwarze 1413: font_push('B');
1.24 schwarze 1414: print_word(link->string);
1.26 schwarze 1415: font_pop();
1.24 schwarze 1416: return(0);
1.60 schwarze 1417: }
1418:
1419: static int
1420: pre_ll(DECL_ARGS)
1421: {
1422:
1423: print_line(".ll", 0);
1424: return(1);
1.1 schwarze 1425: }
1426:
1427: static int
1.26 schwarze 1428: pre_li(DECL_ARGS)
1429: {
1430:
1431: font_push('R');
1432: return(1);
1433: }
1434:
1435: static int
1.1 schwarze 1436: pre_nm(DECL_ARGS)
1437: {
1.38 schwarze 1438: char *name;
1.1 schwarze 1439:
1.54 schwarze 1440: if (MDOC_BLOCK == n->type) {
1441: outflags |= MMAN_Bk;
1.23 schwarze 1442: pre_syn(n);
1.54 schwarze 1443: }
1.1 schwarze 1444: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1445: return(1);
1.42 schwarze 1446: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1447: if (NULL == name)
1.23 schwarze 1448: return(0);
1.38 schwarze 1449: if (MDOC_HEAD == n->type) {
1450: if (NULL == n->parent->prev)
1451: outflags |= MMAN_sp;
1452: print_block(".HP", 0);
1.53 schwarze 1453: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1454: outflags |= MMAN_nl;
1455: }
1.26 schwarze 1456: font_push('B');
1.1 schwarze 1457: if (NULL == n->child)
1.42 schwarze 1458: print_word(meta->name);
1.1 schwarze 1459: return(1);
1460: }
1461:
1462: static void
1463: post_nm(DECL_ARGS)
1464: {
1465:
1.54 schwarze 1466: switch (n->type) {
1467: case (MDOC_BLOCK):
1468: outflags &= ~MMAN_Bk;
1469: break;
1470: case (MDOC_HEAD):
1471: /* FALLTHROUGH */
1472: case (MDOC_ELEM):
1473: font_pop();
1474: break;
1475: default:
1476: break;
1477: }
1.25 schwarze 1478: }
1479:
1480: static int
1481: pre_no(DECL_ARGS)
1482: {
1483:
1484: outflags |= MMAN_spc_force;
1485: return(1);
1.1 schwarze 1486: }
1487:
1488: static int
1489: pre_ns(DECL_ARGS)
1490: {
1491:
1.20 schwarze 1492: outflags &= ~MMAN_spc;
1.1 schwarze 1493: return(0);
1494: }
1495:
1.3 schwarze 1496: static void
1497: post_pf(DECL_ARGS)
1498: {
1499:
1.20 schwarze 1500: outflags &= ~MMAN_spc;
1.3 schwarze 1501: }
1502:
1.1 schwarze 1503: static int
1504: pre_pp(DECL_ARGS)
1505: {
1506:
1.36 schwarze 1507: if (MDOC_It != n->parent->tok)
1508: outflags |= MMAN_PP;
1509: outflags |= MMAN_sp | MMAN_nl;
1510: outflags &= ~MMAN_br;
1.34 schwarze 1511: return(0);
1512: }
1513:
1514: static int
1515: pre_rs(DECL_ARGS)
1516: {
1517:
1518: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1519: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1520: outflags &= ~MMAN_br;
1.34 schwarze 1521: }
1522: return(1);
1.12 schwarze 1523: }
1524:
1525: static int
1526: pre_sm(DECL_ARGS)
1527: {
1528:
1529: assert(n->child && MDOC_TEXT == n->child->type);
1530: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1531: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1532: else
1.20 schwarze 1533: outflags &= ~MMAN_Sm;
1.12 schwarze 1534: return(0);
1.1 schwarze 1535: }
1536:
1537: static int
1.3 schwarze 1538: pre_sp(DECL_ARGS)
1.1 schwarze 1539: {
1540:
1.41 schwarze 1541: if (MMAN_PP & outflags) {
1542: outflags &= ~MMAN_PP;
1.40 schwarze 1543: print_line(".PP", 0);
1.41 schwarze 1544: } else
1.40 schwarze 1545: print_line(".sp", 0);
1.1 schwarze 1546: return(1);
1547: }
1548:
1549: static void
1.3 schwarze 1550: post_sp(DECL_ARGS)
1.1 schwarze 1551: {
1552:
1.20 schwarze 1553: outflags |= MMAN_nl;
1.18 schwarze 1554: }
1555:
1556: static int
1.26 schwarze 1557: pre_sy(DECL_ARGS)
1558: {
1559:
1560: font_push('B');
1561: return(1);
1562: }
1563:
1564: static int
1.18 schwarze 1565: pre_vt(DECL_ARGS)
1566: {
1567:
1568: if (MDOC_SYNPRETTY & n->flags) {
1569: switch (n->type) {
1570: case (MDOC_BLOCK):
1.23 schwarze 1571: pre_syn(n);
1.18 schwarze 1572: return(1);
1573: case (MDOC_BODY):
1574: break;
1575: default:
1576: return(0);
1577: }
1578: }
1.26 schwarze 1579: font_push('I');
1.18 schwarze 1580: return(1);
1581: }
1582:
1583: static void
1584: post_vt(DECL_ARGS)
1585: {
1586:
1.19 schwarze 1587: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1588: return;
1.26 schwarze 1589: font_pop();
1.1 schwarze 1590: }
1591:
1592: static int
1593: pre_xr(DECL_ARGS)
1594: {
1595:
1596: n = n->child;
1597: if (NULL == n)
1598: return(0);
1.42 schwarze 1599: print_node(meta, n);
1.1 schwarze 1600: n = n->next;
1601: if (NULL == n)
1602: return(0);
1.20 schwarze 1603: outflags &= ~MMAN_spc;
1604: print_word("(");
1.42 schwarze 1605: print_node(meta, n);
1.20 schwarze 1606: print_word(")");
1.1 schwarze 1607: return(0);
1.8 schwarze 1608: }
1609:
1610: static int
1611: pre_ux(DECL_ARGS)
1612: {
1613:
1.20 schwarze 1614: print_word(manacts[n->tok].prefix);
1.8 schwarze 1615: if (NULL == n->child)
1616: return(0);
1.20 schwarze 1617: outflags &= ~MMAN_spc;
1.45 schwarze 1618: print_word("\\ ");
1.20 schwarze 1619: outflags &= ~MMAN_spc;
1.8 schwarze 1620: return(1);
1.1 schwarze 1621: }
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