Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.44
1.44 ! schwarze 1: /* $Id: mdoc_man.c,v 1.43 2012/11/18 17:59:03 schwarze Exp $ */
1.1 schwarze 2: /*
1.8 schwarze 3: * Copyright (c) 2011, 2012 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.9 schwarze 17: #include <assert.h>
1.1 schwarze 18: #include <stdio.h>
19: #include <string.h>
20:
21: #include "mandoc.h"
1.8 schwarze 22: #include "out.h"
1.4 schwarze 23: #include "man.h"
1.1 schwarze 24: #include "mdoc.h"
25: #include "main.h"
26:
1.42 schwarze 27: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 28: const struct mdoc_node *n
1.1 schwarze 29:
30: struct manact {
1.4 schwarze 31: int (*cond)(DECL_ARGS); /* DON'T run actions */
32: int (*pre)(DECL_ARGS); /* pre-node action */
33: void (*post)(DECL_ARGS); /* post-node action */
34: const char *prefix; /* pre-node string constant */
35: const char *suffix; /* post-node string constant */
1.1 schwarze 36: };
37:
1.4 schwarze 38: static int cond_body(DECL_ARGS);
1.1 schwarze 39: static int cond_head(DECL_ARGS);
1.24 schwarze 40: static void font_push(char);
41: static void font_pop(void);
1.32 schwarze 42: static void post__t(DECL_ARGS);
1.4 schwarze 43: static void post_bd(DECL_ARGS);
1.25 schwarze 44: static void post_bf(DECL_ARGS);
1.10 schwarze 45: static void post_bk(DECL_ARGS);
1.28 schwarze 46: static void post_bl(DECL_ARGS);
1.4 schwarze 47: static void post_dl(DECL_ARGS);
1.1 schwarze 48: static void post_enc(DECL_ARGS);
1.26 schwarze 49: static void post_eo(DECL_ARGS);
1.14 schwarze 50: static void post_fa(DECL_ARGS);
1.27 schwarze 51: static void post_fd(DECL_ARGS);
1.24 schwarze 52: static void post_fl(DECL_ARGS);
1.13 schwarze 53: static void post_fn(DECL_ARGS);
1.14 schwarze 54: static void post_fo(DECL_ARGS);
1.24 schwarze 55: static void post_font(DECL_ARGS);
1.12 schwarze 56: static void post_in(DECL_ARGS);
1.28 schwarze 57: static void post_it(DECL_ARGS);
1.11 schwarze 58: static void post_lb(DECL_ARGS);
1.4 schwarze 59: static void post_nm(DECL_ARGS);
1.1 schwarze 60: static void post_percent(DECL_ARGS);
1.4 schwarze 61: static void post_pf(DECL_ARGS);
1.3 schwarze 62: static void post_sect(DECL_ARGS);
1.4 schwarze 63: static void post_sp(DECL_ARGS);
1.15 schwarze 64: static void post_vt(DECL_ARGS);
1.32 schwarze 65: static int pre__t(DECL_ARGS);
1.20 schwarze 66: static int pre_an(DECL_ARGS);
1.3 schwarze 67: static int pre_ap(DECL_ARGS);
68: static int pre_bd(DECL_ARGS);
1.25 schwarze 69: static int pre_bf(DECL_ARGS);
1.10 schwarze 70: static int pre_bk(DECL_ARGS);
1.28 schwarze 71: static int pre_bl(DECL_ARGS);
1.3 schwarze 72: static int pre_br(DECL_ARGS);
1.5 schwarze 73: static int pre_bx(DECL_ARGS);
1.1 schwarze 74: static int pre_dl(DECL_ARGS);
1.4 schwarze 75: static int pre_enc(DECL_ARGS);
1.24 schwarze 76: static int pre_em(DECL_ARGS);
1.14 schwarze 77: static int pre_fa(DECL_ARGS);
1.27 schwarze 78: static int pre_fd(DECL_ARGS);
1.24 schwarze 79: static int pre_fl(DECL_ARGS);
1.13 schwarze 80: static int pre_fn(DECL_ARGS);
1.14 schwarze 81: static int pre_fo(DECL_ARGS);
1.21 schwarze 82: static int pre_ft(DECL_ARGS);
1.12 schwarze 83: static int pre_in(DECL_ARGS);
1.1 schwarze 84: static int pre_it(DECL_ARGS);
1.22 schwarze 85: static int pre_lk(DECL_ARGS);
1.24 schwarze 86: static int pre_li(DECL_ARGS);
1.1 schwarze 87: static int pre_nm(DECL_ARGS);
1.23 schwarze 88: static int pre_no(DECL_ARGS);
1.1 schwarze 89: static int pre_ns(DECL_ARGS);
90: static int pre_pp(DECL_ARGS);
1.32 schwarze 91: static int pre_rs(DECL_ARGS);
1.9 schwarze 92: static int pre_sm(DECL_ARGS);
1.3 schwarze 93: static int pre_sp(DECL_ARGS);
1.4 schwarze 94: static int pre_sect(DECL_ARGS);
1.24 schwarze 95: static int pre_sy(DECL_ARGS);
1.21 schwarze 96: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 97: static int pre_vt(DECL_ARGS);
1.5 schwarze 98: static int pre_ux(DECL_ARGS);
1.1 schwarze 99: static int pre_xr(DECL_ARGS);
1.18 schwarze 100: static void print_word(const char *);
1.34 schwarze 101: static void print_line(const char *, int);
102: static void print_block(const char *, int);
1.18 schwarze 103: static void print_offs(const char *);
1.33 schwarze 104: static void print_width(const char *,
105: const struct mdoc_node *, size_t);
1.28 schwarze 106: static void print_count(int *);
1.4 schwarze 107: static void print_node(DECL_ARGS);
1.1 schwarze 108:
1.3 schwarze 109: static const struct manact manacts[MDOC_MAX + 1] = {
110: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
111: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 113: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 114: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
115: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 116: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 117: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 119: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
120: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 121: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 122: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 123: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 124: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 125: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 126: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
127: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
129: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 132: { NULL, pre_enc, post_enc, "The \\fB",
133: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
134: }, /* Ex */
1.14 schwarze 135: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 136: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 137: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 138: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 139: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
140: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 141: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 142: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 143: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
144: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
145: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 146: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 147: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 148: { NULL, pre_enc, post_enc, "The \\fB",
149: "\\fP\nfunction returns the value 0 if successful;\n"
150: "otherwise the value -1 is returned and the global\n"
151: "variable \\fIerrno\\fP is set to indicate the error."
152: }, /* Rv */
1.5 schwarze 153: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 154: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 155: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 156: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 157: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
158: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
159: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
160: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
162: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
166: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 168: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
169: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 171: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 173: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 174: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 176: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
177: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
178: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
180: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 181: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.26 schwarze 182: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
183: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 184: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 185: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 186: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 187: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 188: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 189: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 190: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
191: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 192: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
193: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
194: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 197: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.6 schwarze 198: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
200: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 201: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 202: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
203: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 204: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.9 schwarze 205: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 206: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
207: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
208: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 209: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 210: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
211: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 212: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
213: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 214: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 216: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
217: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 218: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
219: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
220: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
221: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 222: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 223: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 224: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 225: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 226: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
228: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 229: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 230: { NULL, NULL, NULL, NULL, NULL }, /* Es */
231: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 232: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 234: { NULL, pre_br, NULL, NULL, NULL }, /* br */
235: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 236: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
237: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 238: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 239: };
240:
1.18 schwarze 241: static int outflags;
1.34 schwarze 242: #define MMAN_spc (1 << 0) /* blank character before next word */
243: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
244: #define MMAN_nl (1 << 2) /* break man(7) code line */
245: #define MMAN_br (1 << 3) /* break output line */
246: #define MMAN_sp (1 << 4) /* insert a blank output line */
247: #define MMAN_PP (1 << 5) /* reset indentation etc. */
248: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
249: #define MMAN_Bk (1 << 7) /* word keep mode */
250: #define MMAN_An_split (1 << 8) /* author mode is "split" */
251: #define MMAN_An_nosplit (1 << 9) /* author mode is "nosplit" */
1.44 ! schwarze 252: #define MMAN_PD (1 << 10) /* inter-paragraph spacing disabled */
1.18 schwarze 253:
1.43 schwarze 254: #define BL_STACK_MAX 32
255:
256: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
257: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
258: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 259: static int TPremain; /* characters before tag is full */
260:
1.24 schwarze 261: static struct {
262: char *head;
263: char *tail;
264: size_t size;
265: } fontqueue;
266:
267: static void
268: font_push(char newfont)
269: {
270:
271: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
272: fontqueue.size += 8;
273: fontqueue.head = mandoc_realloc(fontqueue.head,
274: fontqueue.size);
275: }
276: *fontqueue.tail = newfont;
1.35 schwarze 277: print_word("");
278: printf("\\f");
1.24 schwarze 279: putchar(newfont);
280: outflags &= ~MMAN_spc;
281: }
282:
283: static void
284: font_pop(void)
285: {
286:
287: if (fontqueue.tail > fontqueue.head)
288: fontqueue.tail--;
289: outflags &= ~MMAN_spc;
1.35 schwarze 290: print_word("");
291: printf("\\f");
1.24 schwarze 292: putchar(*fontqueue.tail);
293: }
294:
1.1 schwarze 295: static void
1.18 schwarze 296: print_word(const char *s)
1.1 schwarze 297: {
1.4 schwarze 298:
1.34 schwarze 299: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 300: /*
301: * If we need a newline, print it now and start afresh.
302: */
1.34 schwarze 303: if (MMAN_PP & outflags) {
1.44 ! schwarze 304: if (MMAN_sp & outflags) {
! 305: if (MMAN_PD & outflags) {
! 306: printf("\n.PD");
! 307: outflags &= ~MMAN_PD;
! 308: }
! 309: } else if ( ! (MMAN_PD & outflags)) {
! 310: printf("\n.PD 0");
! 311: outflags |= MMAN_PD;
! 312: }
1.34 schwarze 313: printf("\n.PP\n");
314: } else if (MMAN_sp & outflags)
1.19 schwarze 315: printf("\n.sp\n");
316: else if (MMAN_br & outflags)
317: printf("\n.br\n");
318: else if (MMAN_nl & outflags)
319: putchar('\n');
1.34 schwarze 320: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 321: if (1 == TPremain)
322: printf(".br\n");
323: TPremain = 0;
324: } else if (MMAN_spc & outflags) {
1.4 schwarze 325: /*
1.23 schwarze 326: * If we need a space, only print it if
327: * (1) it is forced by `No' or
328: * (2) what follows is not terminating punctuation or
329: * (3) what follows is longer than one character.
1.4 schwarze 330: */
1.35 schwarze 331: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 332: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.39 millert 333: if (MMAN_Bk & outflags)
1.10 schwarze 334: putchar('\\');
1.39 millert 335: putchar(' ');
1.35 schwarze 336: if (TPremain)
337: TPremain--;
1.10 schwarze 338: }
1.35 schwarze 339: }
1.4 schwarze 340:
341: /*
342: * Reassign needing space if we're not following opening
343: * punctuation.
344: */
1.35 schwarze 345: if (MMAN_Sm & outflags && ('\0' == s[0] ||
346: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 347: outflags |= MMAN_spc;
348: else
349: outflags &= ~MMAN_spc;
1.23 schwarze 350: outflags &= ~MMAN_spc_force;
1.4 schwarze 351:
1.1 schwarze 352: for ( ; *s; s++) {
353: switch (*s) {
354: case (ASCII_NBRSP):
1.39 millert 355: printf("\\ ");
1.1 schwarze 356: break;
357: case (ASCII_HYPH):
358: putchar('-');
359: break;
360: default:
1.4 schwarze 361: putchar((unsigned char)*s);
1.1 schwarze 362: break;
363: }
1.35 schwarze 364: if (TPremain)
365: TPremain--;
1.1 schwarze 366: }
367: }
368:
1.8 schwarze 369: static void
1.34 schwarze 370: print_line(const char *s, int newflags)
371: {
372:
373: outflags &= ~MMAN_br;
374: outflags |= MMAN_nl;
375: print_word(s);
376: outflags |= newflags;
377: }
378:
379: static void
380: print_block(const char *s, int newflags)
381: {
382:
383: outflags &= ~MMAN_PP;
1.44 ! schwarze 384: if (MMAN_sp & outflags) {
1.34 schwarze 385: outflags &= ~(MMAN_sp | MMAN_br);
1.44 ! schwarze 386: if (MMAN_PD & outflags) {
! 387: print_line(".PD", 0);
! 388: outflags &= ~MMAN_PD;
! 389: }
! 390: } else if (! (MMAN_PD & outflags)) {
! 391: print_line(".PD 0", 0);
! 392: outflags |= MMAN_PD;
! 393: }
1.34 schwarze 394: outflags |= MMAN_nl;
395: print_word(s);
396: outflags |= newflags;
397: }
398:
399: static void
1.18 schwarze 400: print_offs(const char *v)
1.8 schwarze 401: {
402: char buf[24];
403: struct roffsu su;
404: size_t sz;
405:
1.43 schwarze 406: /* Convert v into a number (of characters). */
1.8 schwarze 407: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
408: sz = 0;
409: else if (0 == strcmp(v, "indent"))
410: sz = 6;
411: else if (0 == strcmp(v, "indent-two"))
412: sz = 12;
413: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 414: if (SCALE_EN == su.unit)
415: sz = su.scale;
416: else {
417: /*
418: * XXX
419: * If we are inside an enclosing list,
420: * there is no easy way to add the two
421: * indentations because they are provided
422: * in terms of different units.
423: */
424: print_word(v);
425: return;
426: }
1.8 schwarze 427: } else
428: sz = strlen(v);
429:
1.43 schwarze 430: /*
431: * We are inside an enclosing list.
432: * Add the two indentations.
433: */
434: if (Bl_stack_len)
435: sz += Bl_stack[Bl_stack_len - 1];
436:
1.8 schwarze 437: snprintf(buf, sizeof(buf), "%ldn", sz);
1.18 schwarze 438: print_word(buf);
1.8 schwarze 439: }
440:
1.1 schwarze 441: void
1.33 schwarze 442: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 443: {
444: char buf[24];
445: struct roffsu su;
1.29 schwarze 446: size_t sz, chsz;
1.35 schwarze 447: int numeric, remain;
1.29 schwarze 448:
1.35 schwarze 449: numeric = 1;
450: remain = 0;
1.43 schwarze 451:
452: /* Convert v into a number (of characters). */
1.33 schwarze 453: if (NULL == v)
454: sz = defsz;
455: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 456: if (SCALE_EN == su.unit)
457: sz = su.scale;
458: else {
1.35 schwarze 459: sz = 0;
460: numeric = 0;
1.28 schwarze 461: }
462: } else
463: sz = strlen(v);
464:
1.35 schwarze 465: /* XXX Rough estimation, might have multiple parts. */
466: chsz = (NULL != child && MDOC_TEXT == child->type) ?
467: strlen(child->string) : 0;
468:
1.43 schwarze 469: /*
470: * If we are inside an enclosing list,
471: * preserve its indentation.
472: */
473: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
474: print_line(".RS", 0);
475: snprintf(buf, sizeof(buf), "%ldn",
476: Bl_stack[Bl_stack_len - 1]);
477: print_word(buf);
478: }
479:
480: /*
481: * Save our own indentation,
482: * such that child lists can use it.
483: */
484: Bl_stack[Bl_stack_len++] = sz + 2;
485:
486: /* Set up the current list. */
1.35 schwarze 487: if (defsz && chsz > sz)
1.34 schwarze 488: print_block(".HP", 0);
1.35 schwarze 489: else {
1.34 schwarze 490: print_block(".TP", 0);
1.35 schwarze 491: remain = sz + 2;
492: }
493: if (numeric) {
494: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
495: print_word(buf);
496: } else
497: print_word(v);
498: TPremain = remain;
1.28 schwarze 499: }
500:
501: void
502: print_count(int *count)
503: {
504: char buf[12];
505:
506: snprintf(buf, sizeof(buf), "%d.", ++*count);
507: print_word(buf);
508: }
509:
510: void
1.4 schwarze 511: man_man(void *arg, const struct man *man)
512: {
513:
514: /*
515: * Dump the keep buffer.
516: * We're guaranteed by now that this exists (is non-NULL).
517: * Flush stdout afterward, just in case.
518: */
519: fputs(mparse_getkeep(man_mparse(man)), stdout);
520: fflush(stdout);
521: }
522:
523: void
1.1 schwarze 524: man_mdoc(void *arg, const struct mdoc *mdoc)
525: {
1.42 schwarze 526: const struct mdoc_meta *meta;
1.1 schwarze 527: const struct mdoc_node *n;
528:
1.42 schwarze 529: meta = mdoc_meta(mdoc);
1.1 schwarze 530: n = mdoc_node(mdoc);
531:
1.41 millert 532: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 533: meta->title, meta->msec, meta->date,
534: meta->os, meta->vol);
1.41 millert 535:
536: /* Disable hyphenation and if nroff, disable justification. */
537: printf(".nh\n.if n .ad l");
1.1 schwarze 538:
1.18 schwarze 539: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 540: if (0 == fontqueue.size) {
541: fontqueue.size = 8;
542: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
543: *fontqueue.tail = 'R';
544: }
1.42 schwarze 545: print_node(meta, n);
1.3 schwarze 546: putchar('\n');
1.1 schwarze 547: }
548:
549: static void
550: print_node(DECL_ARGS)
551: {
552: const struct mdoc_node *prev, *sub;
1.4 schwarze 553: const struct manact *act;
1.1 schwarze 554: int cond, do_sub;
1.4 schwarze 555:
556: /*
557: * Break the line if we were parsed subsequent the current node.
558: * This makes the page structure be more consistent.
559: */
1.1 schwarze 560: prev = n->prev ? n->prev : n->parent;
1.25 schwarze 561: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.18 schwarze 562: outflags |= MMAN_nl;
1.1 schwarze 563:
1.4 schwarze 564: act = NULL;
1.1 schwarze 565: cond = 0;
566: do_sub = 1;
1.4 schwarze 567:
1.1 schwarze 568: if (MDOC_TEXT == n->type) {
1.4 schwarze 569: /*
570: * Make sure that we don't happen to start with a
571: * control character at the start of a line.
572: */
1.18 schwarze 573: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 574: '\'' == *n->string)) {
1.35 schwarze 575: print_word("");
576: printf("\\&");
1.18 schwarze 577: outflags &= ~MMAN_spc;
1.3 schwarze 578: }
1.18 schwarze 579: print_word(n->string);
1.1 schwarze 580: } else {
1.4 schwarze 581: /*
582: * Conditionally run the pre-node action handler for a
583: * node.
584: */
1.1 schwarze 585: act = manacts + n->tok;
1.42 schwarze 586: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 587: if (cond && act->pre)
1.42 schwarze 588: do_sub = (*act->pre)(meta, n);
1.1 schwarze 589: }
590:
1.4 schwarze 591: /*
592: * Conditionally run all child nodes.
593: * Note that this iterates over children instead of using
594: * recursion. This prevents unnecessary depth in the stack.
595: */
1.1 schwarze 596: if (do_sub)
597: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 598: print_node(meta, sub);
1.1 schwarze 599:
1.4 schwarze 600: /*
601: * Lastly, conditionally run the post-node handler.
602: */
1.1 schwarze 603: if (cond && act->post)
1.42 schwarze 604: (*act->post)(meta, n);
1.1 schwarze 605: }
606:
607: static int
608: cond_head(DECL_ARGS)
609: {
1.4 schwarze 610:
1.1 schwarze 611: return(MDOC_HEAD == n->type);
612: }
613:
614: static int
615: cond_body(DECL_ARGS)
616: {
1.4 schwarze 617:
1.1 schwarze 618: return(MDOC_BODY == n->type);
619: }
620:
621: static int
622: pre_enc(DECL_ARGS)
623: {
1.4 schwarze 624: const char *prefix;
1.1 schwarze 625:
626: prefix = manacts[n->tok].prefix;
627: if (NULL == prefix)
628: return(1);
1.18 schwarze 629: print_word(prefix);
630: outflags &= ~MMAN_spc;
1.1 schwarze 631: return(1);
632: }
633:
634: static void
635: post_enc(DECL_ARGS)
636: {
637: const char *suffix;
638:
639: suffix = manacts[n->tok].suffix;
640: if (NULL == suffix)
641: return;
1.18 schwarze 642: outflags &= ~MMAN_spc;
643: print_word(suffix);
1.24 schwarze 644: }
645:
646: static void
647: post_font(DECL_ARGS)
648: {
649:
650: font_pop();
1.1 schwarze 651: }
652:
653: static void
654: post_percent(DECL_ARGS)
655: {
656:
1.32 schwarze 657: if (pre_em == manacts[n->tok].pre)
658: font_pop();
659: if (n->next) {
1.18 schwarze 660: print_word(",");
1.32 schwarze 661: if (n->prev && n->prev->tok == n->tok &&
662: n->next->tok == n->tok)
663: print_word("and");
664: } else {
1.18 schwarze 665: print_word(".");
666: outflags |= MMAN_nl;
1.1 schwarze 667: }
668: }
669:
1.32 schwarze 670: static int
671: pre__t(DECL_ARGS)
672: {
673:
674: if (n->parent && MDOC_Rs == n->parent->tok &&
675: n->parent->norm->Rs.quote_T) {
1.35 schwarze 676: print_word("");
677: putchar('\"');
1.32 schwarze 678: outflags &= ~MMAN_spc;
679: } else
680: font_push('I');
681: return(1);
682: }
683:
684: static void
685: post__t(DECL_ARGS)
686: {
687:
688: if (n->parent && MDOC_Rs == n->parent->tok &&
689: n->parent->norm->Rs.quote_T) {
690: outflags &= ~MMAN_spc;
1.35 schwarze 691: print_word("");
692: putchar('\"');
1.32 schwarze 693: } else
694: font_pop();
1.42 schwarze 695: post_percent(meta, n);
1.32 schwarze 696: }
697:
1.4 schwarze 698: /*
699: * Print before a section header.
700: */
1.1 schwarze 701: static int
1.3 schwarze 702: pre_sect(DECL_ARGS)
703: {
704:
705: if (MDOC_HEAD != n->type)
706: return(1);
1.34 schwarze 707: outflags |= MMAN_sp;
708: print_block(manacts[n->tok].prefix, 0);
1.35 schwarze 709: print_word("");
710: putchar('\"');
1.18 schwarze 711: outflags &= ~MMAN_spc;
1.3 schwarze 712: return(1);
713: }
714:
1.4 schwarze 715: /*
716: * Print subsequent a section header.
717: */
1.3 schwarze 718: static void
719: post_sect(DECL_ARGS)
720: {
721:
722: if (MDOC_HEAD != n->type)
723: return;
1.18 schwarze 724: outflags &= ~MMAN_spc;
1.35 schwarze 725: print_word("");
726: putchar('\"');
1.18 schwarze 727: outflags |= MMAN_nl;
1.20 schwarze 728: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
729: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
730: }
731:
1.21 schwarze 732: /* See mdoc_term.c, synopsis_pre() for comments. */
733: static void
734: pre_syn(const struct mdoc_node *n)
735: {
736:
737: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
738: return;
739:
740: if (n->prev->tok == n->tok &&
741: MDOC_Ft != n->tok &&
742: MDOC_Fo != n->tok &&
743: MDOC_Fn != n->tok) {
744: outflags |= MMAN_br;
745: return;
746: }
747:
748: switch (n->prev->tok) {
749: case (MDOC_Fd):
750: /* FALLTHROUGH */
751: case (MDOC_Fn):
752: /* FALLTHROUGH */
753: case (MDOC_Fo):
754: /* FALLTHROUGH */
755: case (MDOC_In):
756: /* FALLTHROUGH */
757: case (MDOC_Vt):
758: outflags |= MMAN_sp;
759: break;
760: case (MDOC_Ft):
761: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
762: outflags |= MMAN_sp;
763: break;
764: }
765: /* FALLTHROUGH */
766: default:
767: outflags |= MMAN_br;
768: break;
769: }
770: }
771:
1.20 schwarze 772: static int
773: pre_an(DECL_ARGS)
774: {
775:
776: switch (n->norm->An.auth) {
777: case (AUTH_split):
778: outflags &= ~MMAN_An_nosplit;
779: outflags |= MMAN_An_split;
780: return(0);
781: case (AUTH_nosplit):
782: outflags &= ~MMAN_An_split;
783: outflags |= MMAN_An_nosplit;
784: return(0);
785: default:
786: if (MMAN_An_split & outflags)
787: outflags |= MMAN_br;
788: else if (SEC_AUTHORS == n->sec &&
789: ! (MMAN_An_nosplit & outflags))
790: outflags |= MMAN_An_split;
791: return(1);
792: }
1.3 schwarze 793: }
794:
795: static int
796: pre_ap(DECL_ARGS)
797: {
798:
1.18 schwarze 799: outflags &= ~MMAN_spc;
800: print_word("'");
801: outflags &= ~MMAN_spc;
1.3 schwarze 802: return(0);
803: }
804:
805: static int
806: pre_bd(DECL_ARGS)
807: {
808:
1.34 schwarze 809: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
810:
811: if (DISP_unfilled == n->norm->Bd.type ||
812: DISP_literal == n->norm->Bd.type)
813: print_line(".nf", 0);
814: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 815: outflags |= MMAN_sp;
1.34 schwarze 816: print_line(".RS", 0);
1.18 schwarze 817: print_offs(n->norm->Bd.offs);
818: outflags |= MMAN_nl;
1.3 schwarze 819: return(1);
820: }
821:
822: static void
823: post_bd(DECL_ARGS)
824: {
1.43 schwarze 825: char buf[24];
1.3 schwarze 826:
1.43 schwarze 827: /* Close out this display. */
1.34 schwarze 828: print_line(".RE", MMAN_nl);
1.3 schwarze 829: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 830: DISP_literal == n->norm->Bd.type)
831: print_line(".fi", MMAN_nl);
1.43 schwarze 832:
833: /*
834: * If we are inside an enclosing list and the current
835: * list item is not yet finished, restore the correct
836: * indentation for what remains of that item.
837: */
838: if (NULL != n->parent->next &&
839: Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
840: print_line(".RS", 0);
841: snprintf(buf, sizeof(buf), "%ldn",
842: Bl_stack[Bl_stack_len - 1]);
843: print_word(buf);
844: /* Remeber to close out this .RS block later. */
845: Bl_stack_post[Bl_stack_len - 1] = 1;
846: }
1.10 schwarze 847: }
848:
849: static int
1.25 schwarze 850: pre_bf(DECL_ARGS)
851: {
852:
853: switch (n->type) {
854: case (MDOC_BLOCK):
855: return(1);
856: case (MDOC_BODY):
857: break;
858: default:
859: return(0);
860: }
861: switch (n->norm->Bf.font) {
862: case (FONT_Em):
863: font_push('I');
864: break;
865: case (FONT_Sy):
866: font_push('B');
867: break;
868: default:
869: font_push('R');
870: break;
871: }
872: return(1);
873: }
874:
875: static void
876: post_bf(DECL_ARGS)
877: {
878:
879: if (MDOC_BODY == n->type)
880: font_pop();
881: }
882:
883: static int
1.10 schwarze 884: pre_bk(DECL_ARGS)
885: {
886:
887: switch (n->type) {
888: case (MDOC_BLOCK):
889: return(1);
890: case (MDOC_BODY):
1.18 schwarze 891: outflags |= MMAN_Bk;
1.10 schwarze 892: return(1);
893: default:
894: return(0);
895: }
896: }
897:
898: static void
899: post_bk(DECL_ARGS)
900: {
901:
902: if (MDOC_BODY == n->type)
1.18 schwarze 903: outflags &= ~MMAN_Bk;
1.3 schwarze 904: }
905:
906: static int
1.28 schwarze 907: pre_bl(DECL_ARGS)
908: {
1.31 schwarze 909: size_t icol;
1.28 schwarze 910:
1.31 schwarze 911: switch (n->norm->Bl.type) {
912: case (LIST_enum):
1.28 schwarze 913: n->norm->Bl.count = 0;
1.31 schwarze 914: return(1);
915: case (LIST_column):
916: break;
917: default:
918: return(1);
919: }
920:
1.34 schwarze 921: print_line(".TS", MMAN_nl);
1.31 schwarze 922: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
923: print_word("l");
924: print_word(".");
1.34 schwarze 925: outflags |= MMAN_nl;
1.28 schwarze 926: return(1);
927: }
928:
929: static void
930: post_bl(DECL_ARGS)
931: {
932:
1.31 schwarze 933: switch (n->norm->Bl.type) {
1.34 schwarze 934: case (LIST_column):
935: print_line(".TE", 0);
936: break;
1.31 schwarze 937: case (LIST_enum):
938: n->norm->Bl.count = 0;
939: break;
940: default:
941: break;
942: }
1.34 schwarze 943: outflags |= MMAN_PP | MMAN_nl;
944: outflags &= ~(MMAN_sp | MMAN_br);
1.28 schwarze 945: }
946:
947: static int
1.3 schwarze 948: pre_br(DECL_ARGS)
949: {
950:
1.19 schwarze 951: outflags |= MMAN_br;
1.3 schwarze 952: return(0);
953: }
954:
955: static int
1.5 schwarze 956: pre_bx(DECL_ARGS)
957: {
958:
959: n = n->child;
960: if (n) {
1.18 schwarze 961: print_word(n->string);
962: outflags &= ~MMAN_spc;
1.5 schwarze 963: n = n->next;
964: }
1.18 schwarze 965: print_word("BSD");
1.5 schwarze 966: if (NULL == n)
967: return(0);
1.18 schwarze 968: outflags &= ~MMAN_spc;
969: print_word("-");
970: outflags &= ~MMAN_spc;
971: print_word(n->string);
1.5 schwarze 972: return(0);
973: }
974:
975: static int
1.1 schwarze 976: pre_dl(DECL_ARGS)
977: {
978:
1.34 schwarze 979: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 980: return(1);
981: }
982:
983: static void
984: post_dl(DECL_ARGS)
985: {
986:
1.34 schwarze 987: print_line(".RE", MMAN_nl);
1.13 schwarze 988: }
989:
990: static int
1.24 schwarze 991: pre_em(DECL_ARGS)
992: {
993:
994: font_push('I');
995: return(1);
1.26 schwarze 996: }
997:
998: static void
999: post_eo(DECL_ARGS)
1000: {
1001:
1002: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1003: outflags &= ~MMAN_spc;
1.24 schwarze 1004: }
1005:
1006: static int
1.14 schwarze 1007: pre_fa(DECL_ARGS)
1008: {
1009:
1010: if (MDOC_Fa == n->tok)
1011: n = n->child;
1012:
1013: while (NULL != n) {
1.24 schwarze 1014: font_push('I');
1.42 schwarze 1015: print_node(meta, n);
1.24 schwarze 1016: font_pop();
1.14 schwarze 1017: if (NULL != (n = n->next))
1.18 schwarze 1018: print_word(",");
1.14 schwarze 1019: }
1020: return(0);
1021: }
1022:
1023: static void
1024: post_fa(DECL_ARGS)
1025: {
1026:
1027: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1028: print_word(",");
1.27 schwarze 1029: }
1030:
1031: static int
1032: pre_fd(DECL_ARGS)
1033: {
1034:
1035: pre_syn(n);
1036: font_push('B');
1037: return(1);
1038: }
1039:
1040: static void
1041: post_fd(DECL_ARGS)
1042: {
1043:
1044: font_pop();
1045: outflags |= MMAN_br;
1.14 schwarze 1046: }
1047:
1048: static int
1.24 schwarze 1049: pre_fl(DECL_ARGS)
1050: {
1051:
1052: font_push('B');
1.40 millert 1053: print_word("\\-");
1.24 schwarze 1054: outflags &= ~MMAN_spc;
1055: return(1);
1056: }
1057:
1058: static void
1059: post_fl(DECL_ARGS)
1060: {
1061:
1062: font_pop();
1.25 schwarze 1063: if (0 == n->nchild && NULL != n->next &&
1064: n->next->line == n->line)
1.24 schwarze 1065: outflags &= ~MMAN_spc;
1066: }
1067:
1068: static int
1.13 schwarze 1069: pre_fn(DECL_ARGS)
1070: {
1071:
1.21 schwarze 1072: pre_syn(n);
1073:
1.13 schwarze 1074: n = n->child;
1075: if (NULL == n)
1076: return(0);
1077:
1.24 schwarze 1078: font_push('B');
1.42 schwarze 1079: print_node(meta, n);
1.24 schwarze 1080: font_pop();
1.18 schwarze 1081: outflags &= ~MMAN_spc;
1.24 schwarze 1082: print_word("(");
1.18 schwarze 1083: outflags &= ~MMAN_spc;
1.33 schwarze 1084:
1085: n = n->next;
1086: if (NULL != n)
1.42 schwarze 1087: pre_fa(meta, n);
1.33 schwarze 1088: return(0);
1.13 schwarze 1089: }
1090:
1091: static void
1092: post_fn(DECL_ARGS)
1093: {
1094:
1.18 schwarze 1095: print_word(")");
1.13 schwarze 1096: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1097: print_word(";");
1.19 schwarze 1098: outflags |= MMAN_br;
1.14 schwarze 1099: }
1100: }
1101:
1102: static int
1103: pre_fo(DECL_ARGS)
1104: {
1105:
1106: switch (n->type) {
1.21 schwarze 1107: case (MDOC_BLOCK):
1108: pre_syn(n);
1109: break;
1.14 schwarze 1110: case (MDOC_HEAD):
1.24 schwarze 1111: font_push('B');
1.14 schwarze 1112: break;
1113: case (MDOC_BODY):
1.18 schwarze 1114: outflags &= ~MMAN_spc;
1115: print_word("(");
1116: outflags &= ~MMAN_spc;
1.14 schwarze 1117: break;
1118: default:
1119: break;
1120: }
1121: return(1);
1122: }
1123:
1124: static void
1125: post_fo(DECL_ARGS)
1126: {
1127:
1128: switch (n->type) {
1129: case (MDOC_HEAD):
1.24 schwarze 1130: font_pop();
1.14 schwarze 1131: break;
1132: case (MDOC_BODY):
1.42 schwarze 1133: post_fn(meta, n);
1.14 schwarze 1134: break;
1135: default:
1136: break;
1.13 schwarze 1137: }
1.12 schwarze 1138: }
1139:
1140: static int
1.21 schwarze 1141: pre_ft(DECL_ARGS)
1142: {
1143:
1144: pre_syn(n);
1.24 schwarze 1145: font_push('I');
1.21 schwarze 1146: return(1);
1147: }
1148:
1149: static int
1.12 schwarze 1150: pre_in(DECL_ARGS)
1151: {
1152:
1153: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1154: pre_syn(n);
1.24 schwarze 1155: font_push('B');
1156: print_word("#include <");
1157: outflags &= ~MMAN_spc;
1158: } else {
1159: print_word("<");
1160: outflags &= ~MMAN_spc;
1161: font_push('I');
1162: }
1.12 schwarze 1163: return(1);
1164: }
1165:
1166: static void
1167: post_in(DECL_ARGS)
1168: {
1169:
1170: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1171: outflags &= ~MMAN_spc;
1172: print_word(">");
1173: font_pop();
1.19 schwarze 1174: outflags |= MMAN_br;
1.24 schwarze 1175: } else {
1176: font_pop();
1177: outflags &= ~MMAN_spc;
1178: print_word(">");
1179: }
1.1 schwarze 1180: }
1181:
1182: static int
1183: pre_it(DECL_ARGS)
1184: {
1185: const struct mdoc_node *bln;
1186:
1.28 schwarze 1187: switch (n->type) {
1188: case (MDOC_HEAD):
1.34 schwarze 1189: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1190: bln = n->parent->parent;
1.34 schwarze 1191: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1192: (NULL == n->parent->prev &&
1193: NULL == bln->parent->prev))
1.34 schwarze 1194: outflags |= MMAN_sp;
1195: outflags &= ~MMAN_br;
1.3 schwarze 1196: switch (bln->norm->Bl.type) {
1.28 schwarze 1197: case (LIST_item):
1198: return(0);
1199: case (LIST_inset):
1200: /* FALLTHROUGH */
1201: case (LIST_diag):
1202: /* FALLTHROUGH */
1203: case (LIST_ohang):
1204: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1205: print_line(".B \"", 0);
1.28 schwarze 1206: else
1.34 schwarze 1207: print_line(".R \"", 0);
1.28 schwarze 1208: outflags &= ~MMAN_spc;
1209: return(1);
1.3 schwarze 1210: case (LIST_bullet):
1.28 schwarze 1211: /* FALLTHROUGH */
1212: case (LIST_dash):
1213: /* FALLTHROUGH */
1214: case (LIST_hyphen):
1.33 schwarze 1215: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1216: TPremain = 0;
1.28 schwarze 1217: outflags |= MMAN_nl;
1218: font_push('B');
1219: if (LIST_bullet == bln->norm->Bl.type)
1220: print_word("o");
1221: else
1222: print_word("-");
1223: font_pop();
1224: break;
1225: case (LIST_enum):
1.33 schwarze 1226: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1227: TPremain = 0;
1.28 schwarze 1228: outflags |= MMAN_nl;
1229: print_count(&bln->norm->Bl.count);
1.3 schwarze 1230: break;
1.29 schwarze 1231: case (LIST_hang):
1.33 schwarze 1232: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1233: TPremain = 0;
1.30 schwarze 1234: break;
1235: case (LIST_tag):
1.35 schwarze 1236: print_width(bln->norm->Bl.width, n->child, 0);
1237: putchar('\n');
1238: outflags &= ~MMAN_spc;
1239: return(1);
1.3 schwarze 1240: default:
1.30 schwarze 1241: return(1);
1.3 schwarze 1242: }
1.18 schwarze 1243: outflags |= MMAN_nl;
1.28 schwarze 1244: default:
1245: break;
1.1 schwarze 1246: }
1247: return(1);
1.28 schwarze 1248: }
1249:
1250: static void
1251: post_it(DECL_ARGS)
1252: {
1253: const struct mdoc_node *bln;
1254:
1.31 schwarze 1255: bln = n->parent->parent;
1256:
1257: switch (n->type) {
1258: case (MDOC_HEAD):
1.28 schwarze 1259: switch (bln->norm->Bl.type) {
1260: case (LIST_diag):
1261: outflags &= ~MMAN_spc;
1262: print_word("\\ ");
1263: break;
1264: case (LIST_ohang):
1265: outflags |= MMAN_br;
1266: break;
1267: default:
1268: break;
1269: }
1.31 schwarze 1270: break;
1271: case (MDOC_BODY):
1.43 schwarze 1272: switch (bln->norm->Bl.type) {
1273: case (LIST_bullet):
1274: /* FALLTHROUGH */
1275: case (LIST_dash):
1276: /* FALLTHROUGH */
1277: case (LIST_hyphen):
1278: /* FALLTHROUGH */
1279: case (LIST_enum):
1280: /* FALLTHROUGH */
1281: case (LIST_hang):
1282: /* FALLTHROUGH */
1283: case (LIST_tag):
1284: assert(Bl_stack_len);
1285: Bl_stack[--Bl_stack_len] = 0;
1286:
1287: /*
1288: * Our indentation had to be restored
1289: * after a child display.
1290: * Close out that indentation block now.
1291: */
1292: if (Bl_stack_post[Bl_stack_len]) {
1293: print_line(".RE", MMAN_nl);
1294: Bl_stack_post[Bl_stack_len] = 0;
1295: }
1296:
1297: /*
1298: * We are inside an enclosing list.
1299: * Restore the indentation of that list.
1300: */
1301: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1])
1302: print_line(".RE", MMAN_nl);
1303: break;
1304: case (LIST_column):
1305: if (NULL != n->next) {
1306: putchar('\t');
1307: outflags &= ~MMAN_spc;
1308: }
1309: break;
1310: default:
1311: break;
1.31 schwarze 1312: }
1313: break;
1314: default:
1315: break;
1.28 schwarze 1316: }
1.11 schwarze 1317: }
1318:
1319: static void
1320: post_lb(DECL_ARGS)
1321: {
1322:
1.19 schwarze 1323: if (SEC_LIBRARY == n->sec)
1324: outflags |= MMAN_br;
1.22 schwarze 1325: }
1326:
1327: static int
1328: pre_lk(DECL_ARGS)
1329: {
1330: const struct mdoc_node *link, *descr;
1331:
1332: if (NULL == (link = n->child))
1333: return(0);
1334:
1335: if (NULL != (descr = link->next)) {
1.24 schwarze 1336: font_push('I');
1.22 schwarze 1337: while (NULL != descr) {
1338: print_word(descr->string);
1339: descr = descr->next;
1340: }
1341: print_word(":");
1.24 schwarze 1342: font_pop();
1.22 schwarze 1343: }
1344:
1.24 schwarze 1345: font_push('B');
1.22 schwarze 1346: print_word(link->string);
1.24 schwarze 1347: font_pop();
1.22 schwarze 1348: return(0);
1.1 schwarze 1349: }
1350:
1351: static int
1.24 schwarze 1352: pre_li(DECL_ARGS)
1353: {
1354:
1355: font_push('R');
1356: return(1);
1357: }
1358:
1359: static int
1.1 schwarze 1360: pre_nm(DECL_ARGS)
1361: {
1.36 schwarze 1362: char *name;
1.1 schwarze 1363:
1.21 schwarze 1364: if (MDOC_BLOCK == n->type)
1365: pre_syn(n);
1.1 schwarze 1366: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1367: return(1);
1.42 schwarze 1368: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1369: if (NULL == name)
1.21 schwarze 1370: return(0);
1.36 schwarze 1371: if (MDOC_HEAD == n->type) {
1372: if (NULL == n->parent->prev)
1373: outflags |= MMAN_sp;
1374: print_block(".HP", 0);
1375: printf(" %ldn", strlen(name) + 1);
1376: outflags |= MMAN_nl;
1377: }
1.24 schwarze 1378: font_push('B');
1.1 schwarze 1379: if (NULL == n->child)
1.42 schwarze 1380: print_word(meta->name);
1.1 schwarze 1381: return(1);
1382: }
1383:
1384: static void
1385: post_nm(DECL_ARGS)
1386: {
1387:
1388: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1389: return;
1.24 schwarze 1390: font_pop();
1.23 schwarze 1391: }
1392:
1393: static int
1394: pre_no(DECL_ARGS)
1395: {
1396:
1397: outflags |= MMAN_spc_force;
1398: return(1);
1.1 schwarze 1399: }
1400:
1401: static int
1402: pre_ns(DECL_ARGS)
1403: {
1404:
1.18 schwarze 1405: outflags &= ~MMAN_spc;
1.1 schwarze 1406: return(0);
1407: }
1408:
1.3 schwarze 1409: static void
1410: post_pf(DECL_ARGS)
1411: {
1412:
1.18 schwarze 1413: outflags &= ~MMAN_spc;
1.3 schwarze 1414: }
1415:
1.1 schwarze 1416: static int
1417: pre_pp(DECL_ARGS)
1418: {
1419:
1.34 schwarze 1420: if (MDOC_It != n->parent->tok)
1421: outflags |= MMAN_PP;
1422: outflags |= MMAN_sp | MMAN_nl;
1423: outflags &= ~MMAN_br;
1.32 schwarze 1424: return(0);
1425: }
1426:
1427: static int
1428: pre_rs(DECL_ARGS)
1429: {
1430:
1431: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1432: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1433: outflags &= ~MMAN_br;
1.32 schwarze 1434: }
1435: return(1);
1.9 schwarze 1436: }
1437:
1438: static int
1439: pre_sm(DECL_ARGS)
1440: {
1441:
1442: assert(n->child && MDOC_TEXT == n->child->type);
1443: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1444: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1445: else
1.18 schwarze 1446: outflags &= ~MMAN_Sm;
1.9 schwarze 1447: return(0);
1.1 schwarze 1448: }
1449:
1450: static int
1.3 schwarze 1451: pre_sp(DECL_ARGS)
1.1 schwarze 1452: {
1453:
1.38 schwarze 1454: if (MMAN_PP & outflags) {
1455: outflags &= ~MMAN_PP;
1456: print_line(".PP", 0);
1457: } else
1458: print_line(".sp", 0);
1.1 schwarze 1459: return(1);
1460: }
1461:
1462: static void
1.3 schwarze 1463: post_sp(DECL_ARGS)
1.1 schwarze 1464: {
1465:
1.18 schwarze 1466: outflags |= MMAN_nl;
1.15 schwarze 1467: }
1468:
1469: static int
1.24 schwarze 1470: pre_sy(DECL_ARGS)
1471: {
1472:
1473: font_push('B');
1474: return(1);
1475: }
1476:
1477: static int
1.15 schwarze 1478: pre_vt(DECL_ARGS)
1479: {
1480:
1481: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1482: switch (n->type) {
1483: case (MDOC_BLOCK):
1.21 schwarze 1484: pre_syn(n);
1.16 schwarze 1485: return(1);
1486: case (MDOC_BODY):
1487: break;
1488: default:
1489: return(0);
1490: }
1.15 schwarze 1491: }
1.24 schwarze 1492: font_push('I');
1.15 schwarze 1493: return(1);
1494: }
1495:
1496: static void
1497: post_vt(DECL_ARGS)
1498: {
1.16 schwarze 1499:
1.17 schwarze 1500: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1501: return;
1.24 schwarze 1502: font_pop();
1.1 schwarze 1503: }
1504:
1505: static int
1506: pre_xr(DECL_ARGS)
1507: {
1508:
1509: n = n->child;
1510: if (NULL == n)
1511: return(0);
1.42 schwarze 1512: print_node(meta, n);
1.1 schwarze 1513: n = n->next;
1514: if (NULL == n)
1515: return(0);
1.18 schwarze 1516: outflags &= ~MMAN_spc;
1517: print_word("(");
1.42 schwarze 1518: print_node(meta, n);
1.18 schwarze 1519: print_word(")");
1.1 schwarze 1520: return(0);
1.5 schwarze 1521: }
1522:
1523: static int
1524: pre_ux(DECL_ARGS)
1525: {
1526:
1.18 schwarze 1527: print_word(manacts[n->tok].prefix);
1.5 schwarze 1528: if (NULL == n->child)
1529: return(0);
1.18 schwarze 1530: outflags &= ~MMAN_spc;
1.39 millert 1531: print_word("\\ ");
1.18 schwarze 1532: outflags &= ~MMAN_spc;
1.5 schwarze 1533: return(1);
1.1 schwarze 1534: }
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