Annotation of mandoc/mdoc_man.c, Revision 1.82
1.82 ! schwarze 1: /* $Id: mdoc_man.c,v 1.81 2014/12/24 23:32:42 schwarze Exp $ */
1.1 schwarze 2: /*
1.82 ! schwarze 3: * Copyright (c) 2011-2015 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: #include "config.h"
1.69 schwarze 18:
19: #include <sys/types.h>
1.7 kristaps 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);
1.74 schwarze 49: static void post_aq(DECL_ARGS);
1.5 kristaps 50: static void post_bd(DECL_ARGS);
1.27 schwarze 51: static void post_bf(DECL_ARGS);
1.13 schwarze 52: static void post_bk(DECL_ARGS);
1.30 schwarze 53: static void post_bl(DECL_ARGS);
1.5 kristaps 54: static void post_dl(DECL_ARGS);
1.64 schwarze 55: static void post_en(DECL_ARGS);
1.1 schwarze 56: static void post_enc(DECL_ARGS);
1.28 schwarze 57: static void post_eo(DECL_ARGS);
1.17 schwarze 58: static void post_fa(DECL_ARGS);
1.29 schwarze 59: static void post_fd(DECL_ARGS);
1.26 schwarze 60: static void post_fl(DECL_ARGS);
1.16 schwarze 61: static void post_fn(DECL_ARGS);
1.17 schwarze 62: static void post_fo(DECL_ARGS);
1.26 schwarze 63: static void post_font(DECL_ARGS);
1.15 schwarze 64: static void post_in(DECL_ARGS);
1.30 schwarze 65: static void post_it(DECL_ARGS);
1.14 schwarze 66: static void post_lb(DECL_ARGS);
1.5 kristaps 67: static void post_nm(DECL_ARGS);
1.1 schwarze 68: static void post_percent(DECL_ARGS);
1.5 kristaps 69: static void post_pf(DECL_ARGS);
1.3 schwarze 70: static void post_sect(DECL_ARGS);
1.5 kristaps 71: static void post_sp(DECL_ARGS);
1.18 schwarze 72: static void post_vt(DECL_ARGS);
1.34 schwarze 73: static int pre__t(DECL_ARGS);
1.22 schwarze 74: static int pre_an(DECL_ARGS);
1.3 schwarze 75: static int pre_ap(DECL_ARGS);
1.74 schwarze 76: static int pre_aq(DECL_ARGS);
1.3 schwarze 77: static int pre_bd(DECL_ARGS);
1.27 schwarze 78: static int pre_bf(DECL_ARGS);
1.13 schwarze 79: static int pre_bk(DECL_ARGS);
1.30 schwarze 80: static int pre_bl(DECL_ARGS);
1.3 schwarze 81: static int pre_br(DECL_ARGS);
1.8 schwarze 82: static int pre_bx(DECL_ARGS);
1.1 schwarze 83: static int pre_dl(DECL_ARGS);
1.64 schwarze 84: static int pre_en(DECL_ARGS);
1.5 kristaps 85: static int pre_enc(DECL_ARGS);
1.26 schwarze 86: static int pre_em(DECL_ARGS);
1.75 schwarze 87: static int pre_skip(DECL_ARGS);
1.76 schwarze 88: static int pre_eo(DECL_ARGS);
1.67 schwarze 89: static int pre_ex(DECL_ARGS);
1.17 schwarze 90: static int pre_fa(DECL_ARGS);
1.29 schwarze 91: static int pre_fd(DECL_ARGS);
1.26 schwarze 92: static int pre_fl(DECL_ARGS);
1.16 schwarze 93: static int pre_fn(DECL_ARGS);
1.17 schwarze 94: static int pre_fo(DECL_ARGS);
1.23 schwarze 95: static int pre_ft(DECL_ARGS);
1.15 schwarze 96: static int pre_in(DECL_ARGS);
1.1 schwarze 97: static int pre_it(DECL_ARGS);
1.24 schwarze 98: static int pre_lk(DECL_ARGS);
1.26 schwarze 99: static int pre_li(DECL_ARGS);
1.60 schwarze 100: static int pre_ll(DECL_ARGS);
1.1 schwarze 101: static int pre_nm(DECL_ARGS);
1.25 schwarze 102: static int pre_no(DECL_ARGS);
1.1 schwarze 103: static int pre_ns(DECL_ARGS);
104: static int pre_pp(DECL_ARGS);
1.34 schwarze 105: static int pre_rs(DECL_ARGS);
1.67 schwarze 106: static int pre_rv(DECL_ARGS);
1.12 schwarze 107: static int pre_sm(DECL_ARGS);
1.3 schwarze 108: static int pre_sp(DECL_ARGS);
1.5 kristaps 109: static int pre_sect(DECL_ARGS);
1.26 schwarze 110: static int pre_sy(DECL_ARGS);
1.23 schwarze 111: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 112: static int pre_vt(DECL_ARGS);
1.8 schwarze 113: static int pre_ux(DECL_ARGS);
1.1 schwarze 114: static int pre_xr(DECL_ARGS);
1.20 schwarze 115: static void print_word(const char *);
1.36 schwarze 116: static void print_line(const char *, int);
117: static void print_block(const char *, int);
1.71 schwarze 118: static void print_offs(const char *, int);
1.81 schwarze 119: static void print_width(const struct mdoc_bl *,
120: const struct mdoc_node *);
1.30 schwarze 121: static void print_count(int *);
1.5 kristaps 122: static void print_node(DECL_ARGS);
1.1 schwarze 123:
1.3 schwarze 124: static const struct manact manacts[MDOC_MAX + 1] = {
125: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
126: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
127: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 128: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 129: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
130: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 131: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 132: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 133: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 134: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
135: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 136: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 137: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 138: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 139: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 140: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 141: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
142: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
143: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
144: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
145: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
146: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.67 schwarze 147: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.17 schwarze 148: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 149: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 150: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 151: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 152: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
153: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 154: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 155: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 156: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
157: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
158: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.64 schwarze 159: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.26 schwarze 160: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.67 schwarze 161: { NULL, pre_rv, NULL, NULL, NULL }, /* Rv */
1.8 schwarze 162: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 163: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 164: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 165: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 166: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
169: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
170: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
173: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
174: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
175: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
176: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.74 schwarze 178: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
179: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.8 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 181: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 182: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 183: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
184: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 185: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
186: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
1.75 schwarze 187: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.9 schwarze 188: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 189: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
190: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 191: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
192: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 193: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.76 schwarze 194: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 195: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 196: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 197: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 198: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 199: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
200: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 201: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
202: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
203: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
204: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 205: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 206: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 207: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
208: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
209: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 210: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 212: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
213: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 214: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 215: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
216: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
217: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 218: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
220: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 221: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
222: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 223: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 224: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 225: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
226: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 227: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
228: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.64 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.8 schwarze 230: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 231: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 232: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 233: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 234: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 235: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
236: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
237: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 238: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.75 schwarze 239: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.64 schwarze 240: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.8 schwarze 241: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 242: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 243: { NULL, pre_br, NULL, NULL, NULL }, /* br */
244: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 245: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
246: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 247: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 248: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 249: };
250:
1.20 schwarze 251: static int outflags;
1.36 schwarze 252: #define MMAN_spc (1 << 0) /* blank character before next word */
253: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
254: #define MMAN_nl (1 << 2) /* break man(7) code line */
255: #define MMAN_br (1 << 3) /* break output line */
256: #define MMAN_sp (1 << 4) /* insert a blank output line */
257: #define MMAN_PP (1 << 5) /* reset indentation etc. */
258: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
259: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 260: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
261: #define MMAN_An_split (1 << 9) /* author mode is "split" */
262: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
263: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 264: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 265:
1.43 schwarze 266: #define BL_STACK_MAX 32
267:
1.81 schwarze 268: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 269: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
270: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 271: static int TPremain; /* characters before tag is full */
272:
1.26 schwarze 273: static struct {
274: char *head;
275: char *tail;
276: size_t size;
277: } fontqueue;
278:
1.62 schwarze 279:
1.26 schwarze 280: static void
281: font_push(char newfont)
282: {
283:
284: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
285: fontqueue.size += 8;
286: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 287: fontqueue.size);
1.26 schwarze 288: }
289: *fontqueue.tail = newfont;
1.37 schwarze 290: print_word("");
291: printf("\\f");
1.26 schwarze 292: putchar(newfont);
293: outflags &= ~MMAN_spc;
294: }
295:
296: static void
297: font_pop(void)
298: {
299:
300: if (fontqueue.tail > fontqueue.head)
301: fontqueue.tail--;
302: outflags &= ~MMAN_spc;
1.37 schwarze 303: print_word("");
304: printf("\\f");
1.26 schwarze 305: putchar(*fontqueue.tail);
306: }
307:
1.1 schwarze 308: static void
1.20 schwarze 309: print_word(const char *s)
1.1 schwarze 310: {
1.5 kristaps 311:
1.36 schwarze 312: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 313: /*
1.5 kristaps 314: * If we need a newline, print it now and start afresh.
315: */
1.36 schwarze 316: if (MMAN_PP & outflags) {
1.44 schwarze 317: if (MMAN_sp & outflags) {
318: if (MMAN_PD & outflags) {
319: printf("\n.PD");
320: outflags &= ~MMAN_PD;
321: }
322: } else if ( ! (MMAN_PD & outflags)) {
323: printf("\n.PD 0");
324: outflags |= MMAN_PD;
325: }
1.36 schwarze 326: printf("\n.PP\n");
327: } else if (MMAN_sp & outflags)
1.21 schwarze 328: printf("\n.sp\n");
329: else if (MMAN_br & outflags)
330: printf("\n.br\n");
331: else if (MMAN_nl & outflags)
332: putchar('\n');
1.36 schwarze 333: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 334: if (1 == TPremain)
335: printf(".br\n");
336: TPremain = 0;
337: } else if (MMAN_spc & outflags) {
1.5 kristaps 338: /*
1.25 schwarze 339: * If we need a space, only print it if
340: * (1) it is forced by `No' or
341: * (2) what follows is not terminating punctuation or
342: * (3) what follows is longer than one character.
1.5 kristaps 343: */
1.37 schwarze 344: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 345: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 346: if (MMAN_Bk & outflags &&
347: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 348: putchar('\\');
1.45 schwarze 349: putchar(' ');
1.37 schwarze 350: if (TPremain)
351: TPremain--;
1.13 schwarze 352: }
1.37 schwarze 353: }
1.5 kristaps 354:
355: /*
356: * Reassign needing space if we're not following opening
357: * punctuation.
358: */
1.37 schwarze 359: if (MMAN_Sm & outflags && ('\0' == s[0] ||
360: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 361: outflags |= MMAN_spc;
362: else
363: outflags &= ~MMAN_spc;
1.46 schwarze 364: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 365:
1.1 schwarze 366: for ( ; *s; s++) {
367: switch (*s) {
1.62 schwarze 368: case ASCII_NBRSP:
1.45 schwarze 369: printf("\\ ");
1.1 schwarze 370: break;
1.62 schwarze 371: case ASCII_HYPH:
1.1 schwarze 372: putchar('-');
1.58 schwarze 373: break;
1.62 schwarze 374: case ASCII_BREAK:
1.58 schwarze 375: printf("\\:");
1.1 schwarze 376: break;
1.62 schwarze 377: case ' ':
1.56 schwarze 378: if (MMAN_nbrword & outflags) {
379: printf("\\ ");
380: break;
381: }
382: /* FALLTHROUGH */
1.1 schwarze 383: default:
1.5 kristaps 384: putchar((unsigned char)*s);
1.1 schwarze 385: break;
386: }
1.37 schwarze 387: if (TPremain)
388: TPremain--;
1.1 schwarze 389: }
1.56 schwarze 390: outflags &= ~MMAN_nbrword;
1.4 kristaps 391: }
392:
1.11 schwarze 393: static void
1.36 schwarze 394: print_line(const char *s, int newflags)
395: {
396:
397: outflags &= ~MMAN_br;
398: outflags |= MMAN_nl;
399: print_word(s);
400: outflags |= newflags;
401: }
402:
403: static void
404: print_block(const char *s, int newflags)
405: {
406:
407: outflags &= ~MMAN_PP;
1.44 schwarze 408: if (MMAN_sp & outflags) {
1.36 schwarze 409: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 410: if (MMAN_PD & outflags) {
411: print_line(".PD", 0);
412: outflags &= ~MMAN_PD;
413: }
1.46 schwarze 414: } else if (! (MMAN_PD & outflags))
415: print_line(".PD 0", MMAN_PD);
1.36 schwarze 416: outflags |= MMAN_nl;
417: print_word(s);
1.46 schwarze 418: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 419: }
420:
421: static void
1.71 schwarze 422: print_offs(const char *v, int keywords)
1.11 schwarze 423: {
424: char buf[24];
425: struct roffsu su;
1.81 schwarze 426: int sz;
1.11 schwarze 427:
1.48 schwarze 428: print_line(".RS", MMAN_Bk_susp);
429:
1.43 schwarze 430: /* Convert v into a number (of characters). */
1.71 schwarze 431: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.11 schwarze 432: sz = 0;
1.71 schwarze 433: else if (keywords && !strcmp(v, "indent"))
1.11 schwarze 434: sz = 6;
1.71 schwarze 435: else if (keywords && !strcmp(v, "indent-two"))
1.11 schwarze 436: sz = 12;
1.79 schwarze 437: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 438: if (SCALE_EN == su.unit)
439: sz = su.scale;
440: else {
441: /*
442: * XXX
443: * If we are inside an enclosing list,
444: * there is no easy way to add the two
445: * indentations because they are provided
446: * in terms of different units.
447: */
448: print_word(v);
1.48 schwarze 449: outflags |= MMAN_nl;
1.43 schwarze 450: return;
451: }
1.11 schwarze 452: } else
453: sz = strlen(v);
454:
1.43 schwarze 455: /*
456: * We are inside an enclosing list.
457: * Add the two indentations.
458: */
459: if (Bl_stack_len)
460: sz += Bl_stack[Bl_stack_len - 1];
461:
1.81 schwarze 462: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.20 schwarze 463: print_word(buf);
1.48 schwarze 464: outflags |= MMAN_nl;
1.11 schwarze 465: }
466:
1.47 schwarze 467: /*
468: * Set up the indentation for a list item; used from pre_it().
469: */
1.59 schwarze 470: static void
1.81 schwarze 471: print_width(const struct mdoc_bl *bl, const struct mdoc_node *child)
1.30 schwarze 472: {
473: char buf[24];
474: struct roffsu su;
1.81 schwarze 475: int numeric, remain, sz, chsz;
1.31 schwarze 476:
1.37 schwarze 477: numeric = 1;
478: remain = 0;
1.43 schwarze 479:
1.81 schwarze 480: /* Convert the width into a number (of characters). */
481: if (bl->width == NULL)
482: sz = (bl->type == LIST_hang) ? 6 : 0;
483: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.30 schwarze 484: if (SCALE_EN == su.unit)
485: sz = su.scale;
486: else {
1.37 schwarze 487: sz = 0;
488: numeric = 0;
1.30 schwarze 489: }
490: } else
1.81 schwarze 491: sz = strlen(bl->width);
1.30 schwarze 492:
1.37 schwarze 493: /* XXX Rough estimation, might have multiple parts. */
1.81 schwarze 494: if (bl->type == LIST_enum)
495: chsz = (bl->count > 8) + 1;
496: else if (child != NULL && child->type == MDOC_TEXT)
497: chsz = strlen(child->string);
498: else
499: chsz = 0;
1.37 schwarze 500:
1.47 schwarze 501: /* Maybe we are inside an enclosing list? */
502: mid_it();
1.43 schwarze 503:
504: /*
505: * Save our own indentation,
506: * such that child lists can use it.
507: */
508: Bl_stack[Bl_stack_len++] = sz + 2;
509:
510: /* Set up the current list. */
1.81 schwarze 511: if (chsz > sz && bl->type != LIST_tag)
1.36 schwarze 512: print_block(".HP", 0);
1.37 schwarze 513: else {
1.36 schwarze 514: print_block(".TP", 0);
1.37 schwarze 515: remain = sz + 2;
516: }
517: if (numeric) {
1.81 schwarze 518: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.37 schwarze 519: print_word(buf);
520: } else
1.81 schwarze 521: print_word(bl->width);
1.37 schwarze 522: TPremain = remain;
1.30 schwarze 523: }
524:
1.59 schwarze 525: static void
1.30 schwarze 526: print_count(int *count)
527: {
1.63 schwarze 528: char buf[24];
1.30 schwarze 529:
1.81 schwarze 530: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.30 schwarze 531: print_word(buf);
532: }
533:
534: void
1.4 kristaps 535: man_man(void *arg, const struct man *man)
536: {
537:
1.5 kristaps 538: /*
539: * Dump the keep buffer.
540: * We're guaranteed by now that this exists (is non-NULL).
541: * Flush stdout afterward, just in case.
542: */
1.4 kristaps 543: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 544: fflush(stdout);
1.1 schwarze 545: }
546:
547: void
548: man_mdoc(void *arg, const struct mdoc *mdoc)
549: {
1.42 schwarze 550: const struct mdoc_meta *meta;
1.1 schwarze 551: const struct mdoc_node *n;
552:
1.42 schwarze 553: meta = mdoc_meta(mdoc);
1.1 schwarze 554: n = mdoc_node(mdoc);
555:
1.45 schwarze 556: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.68 schwarze 557: meta->title,
558: (meta->msec == NULL ? "" : meta->msec),
559: meta->date, meta->os, meta->vol);
1.1 schwarze 560:
1.45 schwarze 561: /* Disable hyphenation and if nroff, disable justification. */
562: printf(".nh\n.if n .ad l");
563:
1.20 schwarze 564: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 565: if (0 == fontqueue.size) {
566: fontqueue.size = 8;
567: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
568: *fontqueue.tail = 'R';
569: }
1.42 schwarze 570: print_node(meta, n);
1.3 schwarze 571: putchar('\n');
1.1 schwarze 572: }
573:
574: static void
575: print_node(DECL_ARGS)
576: {
1.52 schwarze 577: const struct mdoc_node *sub;
1.5 kristaps 578: const struct manact *act;
1.1 schwarze 579: int cond, do_sub;
1.46 schwarze 580:
1.5 kristaps 581: /*
582: * Break the line if we were parsed subsequent the current node.
583: * This makes the page structure be more consistent.
584: */
1.52 schwarze 585: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 586: outflags |= MMAN_nl;
1.1 schwarze 587:
1.5 kristaps 588: act = NULL;
1.1 schwarze 589: cond = 0;
590: do_sub = 1;
1.5 kristaps 591:
1.1 schwarze 592: if (MDOC_TEXT == n->type) {
1.5 kristaps 593: /*
594: * Make sure that we don't happen to start with a
595: * control character at the start of a line.
596: */
1.62 schwarze 597: if (MMAN_nl & outflags &&
598: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 599: print_word("");
600: printf("\\&");
1.20 schwarze 601: outflags &= ~MMAN_spc;
1.3 schwarze 602: }
1.73 schwarze 603: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
604: outflags |= MMAN_spc_force;
1.20 schwarze 605: print_word(n->string);
1.73 schwarze 606: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
607: outflags |= MMAN_spc;
1.1 schwarze 608: } else {
1.5 kristaps 609: /*
610: * Conditionally run the pre-node action handler for a
611: * node.
612: */
1.1 schwarze 613: act = manacts + n->tok;
1.76 schwarze 614: cond = act->cond == NULL || (*act->cond)(meta, n);
615: if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))
1.42 schwarze 616: do_sub = (*act->pre)(meta, n);
1.1 schwarze 617: }
618:
1.62 schwarze 619: /*
1.5 kristaps 620: * Conditionally run all child nodes.
621: * Note that this iterates over children instead of using
622: * recursion. This prevents unnecessary depth in the stack.
623: */
1.1 schwarze 624: if (do_sub)
625: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 626: print_node(meta, sub);
1.1 schwarze 627:
1.5 kristaps 628: /*
629: * Lastly, conditionally run the post-node handler.
630: */
1.61 schwarze 631: if (MDOC_ENDED & n->flags)
632: return;
633:
1.1 schwarze 634: if (cond && act->post)
1.42 schwarze 635: (*act->post)(meta, n);
1.61 schwarze 636:
637: if (ENDBODY_NOT != n->end)
638: n->pending->flags |= MDOC_ENDED;
639:
640: if (ENDBODY_NOSPACE == n->end)
641: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 642: }
643:
644: static int
645: cond_head(DECL_ARGS)
646: {
1.5 kristaps 647:
1.1 schwarze 648: return(MDOC_HEAD == n->type);
649: }
650:
651: static int
652: cond_body(DECL_ARGS)
653: {
1.5 kristaps 654:
1.1 schwarze 655: return(MDOC_BODY == n->type);
656: }
657:
658: static int
659: pre_enc(DECL_ARGS)
660: {
1.5 kristaps 661: const char *prefix;
1.1 schwarze 662:
663: prefix = manacts[n->tok].prefix;
664: if (NULL == prefix)
665: return(1);
1.20 schwarze 666: print_word(prefix);
667: outflags &= ~MMAN_spc;
1.1 schwarze 668: return(1);
669: }
670:
671: static void
672: post_enc(DECL_ARGS)
673: {
674: const char *suffix;
675:
676: suffix = manacts[n->tok].suffix;
677: if (NULL == suffix)
678: return;
1.61 schwarze 679: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 680: print_word(suffix);
1.26 schwarze 681: }
682:
1.67 schwarze 683: static int
684: pre_ex(DECL_ARGS)
685: {
686: int nchild;
687:
688: outflags |= MMAN_br | MMAN_nl;
689:
690: print_word("The");
691:
692: nchild = n->nchild;
693: for (n = n->child; n; n = n->next) {
694: font_push('B');
695: print_word(n->string);
696: font_pop();
697:
698: if (n->next == NULL)
699: continue;
700:
701: if (nchild > 2) {
702: outflags &= ~MMAN_spc;
703: print_word(",");
704: }
705: if (n->next->next == NULL)
706: print_word("and");
707: }
708:
709: if (nchild > 1)
710: print_word("utilities exit\\~0");
711: else
712: print_word("utility exits\\~0");
713:
714: print_word("on success, and\\~>0 if an error occurs.");
715: outflags |= MMAN_nl;
716: return(0);
717: }
718:
1.26 schwarze 719: static void
720: post_font(DECL_ARGS)
721: {
722:
723: font_pop();
1.1 schwarze 724: }
725:
726: static void
727: post_percent(DECL_ARGS)
728: {
729:
1.34 schwarze 730: if (pre_em == manacts[n->tok].pre)
731: font_pop();
732: if (n->next) {
1.20 schwarze 733: print_word(",");
1.34 schwarze 734: if (n->prev && n->prev->tok == n->tok &&
735: n->next->tok == n->tok)
736: print_word("and");
737: } else {
1.20 schwarze 738: print_word(".");
739: outflags |= MMAN_nl;
1.1 schwarze 740: }
741: }
742:
1.34 schwarze 743: static int
744: pre__t(DECL_ARGS)
745: {
746:
1.62 schwarze 747: if (n->parent && MDOC_Rs == n->parent->tok &&
748: n->parent->norm->Rs.quote_T) {
1.37 schwarze 749: print_word("");
750: putchar('\"');
1.34 schwarze 751: outflags &= ~MMAN_spc;
752: } else
753: font_push('I');
754: return(1);
755: }
756:
757: static void
758: post__t(DECL_ARGS)
759: {
760:
1.62 schwarze 761: if (n->parent && MDOC_Rs == n->parent->tok &&
762: n->parent->norm->Rs.quote_T) {
1.34 schwarze 763: outflags &= ~MMAN_spc;
1.37 schwarze 764: print_word("");
765: putchar('\"');
1.34 schwarze 766: } else
767: font_pop();
1.42 schwarze 768: post_percent(meta, n);
1.34 schwarze 769: }
770:
1.5 kristaps 771: /*
772: * Print before a section header.
773: */
1.1 schwarze 774: static int
1.3 schwarze 775: pre_sect(DECL_ARGS)
776: {
777:
1.54 schwarze 778: if (MDOC_HEAD == n->type) {
1.46 schwarze 779: outflags |= MMAN_sp;
780: print_block(manacts[n->tok].prefix, 0);
781: print_word("");
782: putchar('\"');
783: outflags &= ~MMAN_spc;
784: }
1.3 schwarze 785: return(1);
786: }
787:
1.5 kristaps 788: /*
789: * Print subsequent a section header.
790: */
1.3 schwarze 791: static void
792: post_sect(DECL_ARGS)
793: {
794:
795: if (MDOC_HEAD != n->type)
796: return;
1.20 schwarze 797: outflags &= ~MMAN_spc;
1.37 schwarze 798: print_word("");
799: putchar('\"');
1.20 schwarze 800: outflags |= MMAN_nl;
1.22 schwarze 801: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
802: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
803: }
804:
1.23 schwarze 805: /* See mdoc_term.c, synopsis_pre() for comments. */
806: static void
807: pre_syn(const struct mdoc_node *n)
808: {
809:
810: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
811: return;
812:
813: if (n->prev->tok == n->tok &&
1.62 schwarze 814: MDOC_Ft != n->tok &&
815: MDOC_Fo != n->tok &&
816: MDOC_Fn != n->tok) {
1.23 schwarze 817: outflags |= MMAN_br;
818: return;
819: }
820:
821: switch (n->prev->tok) {
1.62 schwarze 822: case MDOC_Fd:
1.23 schwarze 823: /* FALLTHROUGH */
1.62 schwarze 824: case MDOC_Fn:
1.23 schwarze 825: /* FALLTHROUGH */
1.62 schwarze 826: case MDOC_Fo:
1.23 schwarze 827: /* FALLTHROUGH */
1.62 schwarze 828: case MDOC_In:
1.23 schwarze 829: /* FALLTHROUGH */
1.62 schwarze 830: case MDOC_Vt:
1.23 schwarze 831: outflags |= MMAN_sp;
832: break;
1.62 schwarze 833: case MDOC_Ft:
1.23 schwarze 834: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
835: outflags |= MMAN_sp;
836: break;
837: }
838: /* FALLTHROUGH */
839: default:
840: outflags |= MMAN_br;
841: break;
842: }
843: }
844:
1.22 schwarze 845: static int
846: pre_an(DECL_ARGS)
847: {
848:
849: switch (n->norm->An.auth) {
1.62 schwarze 850: case AUTH_split:
1.22 schwarze 851: outflags &= ~MMAN_An_nosplit;
852: outflags |= MMAN_An_split;
853: return(0);
1.62 schwarze 854: case AUTH_nosplit:
1.22 schwarze 855: outflags &= ~MMAN_An_split;
856: outflags |= MMAN_An_nosplit;
857: return(0);
858: default:
859: if (MMAN_An_split & outflags)
860: outflags |= MMAN_br;
861: else if (SEC_AUTHORS == n->sec &&
862: ! (MMAN_An_nosplit & outflags))
863: outflags |= MMAN_An_split;
864: return(1);
865: }
1.3 schwarze 866: }
867:
868: static int
869: pre_ap(DECL_ARGS)
870: {
871:
1.20 schwarze 872: outflags &= ~MMAN_spc;
873: print_word("'");
874: outflags &= ~MMAN_spc;
1.3 schwarze 875: return(0);
1.74 schwarze 876: }
877:
878: static int
879: pre_aq(DECL_ARGS)
880: {
881:
1.82 ! schwarze 882: print_word(n->nchild == 1 &&
! 883: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.74 schwarze 884: outflags &= ~MMAN_spc;
885: return(1);
886: }
887:
888: static void
889: post_aq(DECL_ARGS)
890: {
891:
892: outflags &= ~(MMAN_spc | MMAN_nl);
1.82 ! schwarze 893: print_word(n->nchild == 1 &&
! 894: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 895: }
896:
897: static int
898: pre_bd(DECL_ARGS)
899: {
900:
1.36 schwarze 901: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
902:
903: if (DISP_unfilled == n->norm->Bd.type ||
904: DISP_literal == n->norm->Bd.type)
905: print_line(".nf", 0);
906: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 907: outflags |= MMAN_sp;
1.71 schwarze 908: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 909: return(1);
910: }
911:
912: static void
913: post_bd(DECL_ARGS)
914: {
915:
1.43 schwarze 916: /* Close out this display. */
1.36 schwarze 917: print_line(".RE", MMAN_nl);
1.3 schwarze 918: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 919: DISP_literal == n->norm->Bd.type)
920: print_line(".fi", MMAN_nl);
1.43 schwarze 921:
1.47 schwarze 922: /* Maybe we are inside an enclosing list? */
923: if (NULL != n->parent->next)
924: mid_it();
1.13 schwarze 925: }
926:
927: static int
1.27 schwarze 928: pre_bf(DECL_ARGS)
929: {
930:
931: switch (n->type) {
1.62 schwarze 932: case MDOC_BLOCK:
1.27 schwarze 933: return(1);
1.62 schwarze 934: case MDOC_BODY:
1.27 schwarze 935: break;
936: default:
937: return(0);
938: }
939: switch (n->norm->Bf.font) {
1.62 schwarze 940: case FONT_Em:
1.27 schwarze 941: font_push('I');
942: break;
1.62 schwarze 943: case FONT_Sy:
1.27 schwarze 944: font_push('B');
945: break;
946: default:
947: font_push('R');
948: break;
949: }
950: return(1);
951: }
952:
953: static void
954: post_bf(DECL_ARGS)
955: {
956:
957: if (MDOC_BODY == n->type)
958: font_pop();
959: }
960:
961: static int
1.13 schwarze 962: pre_bk(DECL_ARGS)
963: {
964:
965: switch (n->type) {
1.62 schwarze 966: case MDOC_BLOCK:
1.13 schwarze 967: return(1);
1.62 schwarze 968: case MDOC_BODY:
1.20 schwarze 969: outflags |= MMAN_Bk;
1.13 schwarze 970: return(1);
971: default:
972: return(0);
973: }
974: }
975:
976: static void
977: post_bk(DECL_ARGS)
978: {
979:
1.54 schwarze 980: if (MDOC_BODY == n->type)
1.20 schwarze 981: outflags &= ~MMAN_Bk;
1.3 schwarze 982: }
983:
984: static int
1.30 schwarze 985: pre_bl(DECL_ARGS)
986: {
1.33 schwarze 987: size_t icol;
1.30 schwarze 988:
1.49 schwarze 989: /*
990: * print_offs() will increase the -offset to account for
991: * a possible enclosing .It, but any enclosed .It blocks
992: * just nest and do not add up their indentation.
993: */
994: if (n->norm->Bl.offs) {
1.71 schwarze 995: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 996: Bl_stack[Bl_stack_len++] = 0;
997: }
998:
1.33 schwarze 999: switch (n->norm->Bl.type) {
1.62 schwarze 1000: case LIST_enum:
1.30 schwarze 1001: n->norm->Bl.count = 0;
1.33 schwarze 1002: return(1);
1.62 schwarze 1003: case LIST_column:
1.33 schwarze 1004: break;
1005: default:
1006: return(1);
1007: }
1008:
1.36 schwarze 1009: print_line(".TS", MMAN_nl);
1.33 schwarze 1010: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1011: print_word("l");
1012: print_word(".");
1.36 schwarze 1013: outflags |= MMAN_nl;
1.30 schwarze 1014: return(1);
1015: }
1016:
1017: static void
1018: post_bl(DECL_ARGS)
1019: {
1020:
1.33 schwarze 1021: switch (n->norm->Bl.type) {
1.62 schwarze 1022: case LIST_column:
1.36 schwarze 1023: print_line(".TE", 0);
1024: break;
1.62 schwarze 1025: case LIST_enum:
1.33 schwarze 1026: n->norm->Bl.count = 0;
1027: break;
1028: default:
1029: break;
1030: }
1.49 schwarze 1031:
1032: if (n->norm->Bl.offs) {
1033: print_line(".RE", MMAN_nl);
1034: assert(Bl_stack_len);
1035: Bl_stack_len--;
1036: assert(0 == Bl_stack[Bl_stack_len]);
1037: } else {
1038: outflags |= MMAN_PP | MMAN_nl;
1039: outflags &= ~(MMAN_sp | MMAN_br);
1040: }
1.47 schwarze 1041:
1042: /* Maybe we are inside an enclosing list? */
1043: if (NULL != n->parent->next)
1044: mid_it();
1045:
1.30 schwarze 1046: }
1047:
1048: static int
1.3 schwarze 1049: pre_br(DECL_ARGS)
1050: {
1051:
1.21 schwarze 1052: outflags |= MMAN_br;
1.3 schwarze 1053: return(0);
1054: }
1055:
1056: static int
1.8 schwarze 1057: pre_bx(DECL_ARGS)
1058: {
1059:
1060: n = n->child;
1061: if (n) {
1.20 schwarze 1062: print_word(n->string);
1063: outflags &= ~MMAN_spc;
1.8 schwarze 1064: n = n->next;
1065: }
1.20 schwarze 1066: print_word("BSD");
1.8 schwarze 1067: if (NULL == n)
1068: return(0);
1.20 schwarze 1069: outflags &= ~MMAN_spc;
1070: print_word("-");
1071: outflags &= ~MMAN_spc;
1072: print_word(n->string);
1.8 schwarze 1073: return(0);
1074: }
1075:
1076: static int
1.1 schwarze 1077: pre_dl(DECL_ARGS)
1078: {
1079:
1.71 schwarze 1080: print_offs("6n", 0);
1.1 schwarze 1081: return(1);
1082: }
1083:
1084: static void
1085: post_dl(DECL_ARGS)
1086: {
1087:
1.36 schwarze 1088: print_line(".RE", MMAN_nl);
1.47 schwarze 1089:
1090: /* Maybe we are inside an enclosing list? */
1091: if (NULL != n->parent->next)
1092: mid_it();
1.16 schwarze 1093: }
1094:
1095: static int
1.26 schwarze 1096: pre_em(DECL_ARGS)
1097: {
1098:
1099: font_push('I');
1100: return(1);
1.28 schwarze 1101: }
1102:
1.64 schwarze 1103: static int
1104: pre_en(DECL_ARGS)
1105: {
1106:
1107: if (NULL == n->norm->Es ||
1108: NULL == n->norm->Es->child)
1109: return(1);
1110:
1111: print_word(n->norm->Es->child->string);
1112: outflags &= ~MMAN_spc;
1113: return(1);
1114: }
1115:
1116: static void
1117: post_en(DECL_ARGS)
1118: {
1119:
1120: if (NULL == n->norm->Es ||
1121: NULL == n->norm->Es->child ||
1122: NULL == n->norm->Es->child->next)
1123: return;
1124:
1125: outflags &= ~MMAN_spc;
1126: print_word(n->norm->Es->child->next->string);
1127: return;
1128: }
1129:
1.76 schwarze 1130: static int
1131: pre_eo(DECL_ARGS)
1132: {
1133:
1134: outflags &= ~(MMAN_spc | MMAN_nl);
1135: return(1);
1136: }
1137:
1.28 schwarze 1138: static void
1139: post_eo(DECL_ARGS)
1140: {
1141:
1.76 schwarze 1142: if (n->end != ENDBODY_SPACE)
1.28 schwarze 1143: outflags &= ~MMAN_spc;
1.64 schwarze 1144: }
1145:
1146: static int
1.17 schwarze 1147: pre_fa(DECL_ARGS)
1148: {
1.57 schwarze 1149: int am_Fa;
1.17 schwarze 1150:
1.57 schwarze 1151: am_Fa = MDOC_Fa == n->tok;
1152:
1153: if (am_Fa)
1.17 schwarze 1154: n = n->child;
1155:
1156: while (NULL != n) {
1.26 schwarze 1157: font_push('I');
1.57 schwarze 1158: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1159: outflags |= MMAN_nbrword;
1.42 schwarze 1160: print_node(meta, n);
1.26 schwarze 1161: font_pop();
1.17 schwarze 1162: if (NULL != (n = n->next))
1.20 schwarze 1163: print_word(",");
1.17 schwarze 1164: }
1165: return(0);
1166: }
1167:
1168: static void
1169: post_fa(DECL_ARGS)
1170: {
1171:
1172: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1173: print_word(",");
1.29 schwarze 1174: }
1175:
1176: static int
1177: pre_fd(DECL_ARGS)
1178: {
1179:
1180: pre_syn(n);
1181: font_push('B');
1182: return(1);
1183: }
1184:
1185: static void
1186: post_fd(DECL_ARGS)
1187: {
1188:
1189: font_pop();
1190: outflags |= MMAN_br;
1.17 schwarze 1191: }
1192:
1193: static int
1.26 schwarze 1194: pre_fl(DECL_ARGS)
1195: {
1196:
1197: font_push('B');
1.45 schwarze 1198: print_word("\\-");
1.70 schwarze 1199: if (n->nchild)
1200: outflags &= ~MMAN_spc;
1.26 schwarze 1201: return(1);
1202: }
1203:
1204: static void
1205: post_fl(DECL_ARGS)
1206: {
1207:
1208: font_pop();
1.70 schwarze 1209: if ( ! (n->nchild ||
1210: n->next == NULL ||
1211: n->next->type == MDOC_TEXT ||
1212: n->next->flags & MDOC_LINE))
1.26 schwarze 1213: outflags &= ~MMAN_spc;
1214: }
1215:
1216: static int
1.16 schwarze 1217: pre_fn(DECL_ARGS)
1218: {
1219:
1.23 schwarze 1220: pre_syn(n);
1221:
1.16 schwarze 1222: n = n->child;
1223: if (NULL == n)
1224: return(0);
1225:
1.55 schwarze 1226: if (MDOC_SYNPRETTY & n->flags)
1227: print_block(".HP 4n", MMAN_nl);
1228:
1.26 schwarze 1229: font_push('B');
1.42 schwarze 1230: print_node(meta, n);
1.26 schwarze 1231: font_pop();
1.20 schwarze 1232: outflags &= ~MMAN_spc;
1.26 schwarze 1233: print_word("(");
1.20 schwarze 1234: outflags &= ~MMAN_spc;
1.35 schwarze 1235:
1236: n = n->next;
1237: if (NULL != n)
1.42 schwarze 1238: pre_fa(meta, n);
1.35 schwarze 1239: return(0);
1.16 schwarze 1240: }
1241:
1242: static void
1243: post_fn(DECL_ARGS)
1244: {
1245:
1.20 schwarze 1246: print_word(")");
1.16 schwarze 1247: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1248: print_word(";");
1.55 schwarze 1249: outflags |= MMAN_PP;
1.17 schwarze 1250: }
1251: }
1252:
1253: static int
1254: pre_fo(DECL_ARGS)
1255: {
1256:
1257: switch (n->type) {
1.62 schwarze 1258: case MDOC_BLOCK:
1.23 schwarze 1259: pre_syn(n);
1260: break;
1.62 schwarze 1261: case MDOC_HEAD:
1.57 schwarze 1262: if (MDOC_SYNPRETTY & n->flags)
1263: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1264: font_push('B');
1.17 schwarze 1265: break;
1.62 schwarze 1266: case MDOC_BODY:
1.20 schwarze 1267: outflags &= ~MMAN_spc;
1268: print_word("(");
1269: outflags &= ~MMAN_spc;
1.17 schwarze 1270: break;
1271: default:
1272: break;
1273: }
1274: return(1);
1275: }
1.57 schwarze 1276:
1.17 schwarze 1277: static void
1278: post_fo(DECL_ARGS)
1279: {
1280:
1281: switch (n->type) {
1.62 schwarze 1282: case MDOC_HEAD:
1.26 schwarze 1283: font_pop();
1.17 schwarze 1284: break;
1.62 schwarze 1285: case MDOC_BODY:
1.42 schwarze 1286: post_fn(meta, n);
1.17 schwarze 1287: break;
1288: default:
1289: break;
1.16 schwarze 1290: }
1.15 schwarze 1291: }
1292:
1293: static int
1.23 schwarze 1294: pre_ft(DECL_ARGS)
1295: {
1296:
1297: pre_syn(n);
1.26 schwarze 1298: font_push('I');
1.23 schwarze 1299: return(1);
1300: }
1301:
1302: static int
1.15 schwarze 1303: pre_in(DECL_ARGS)
1304: {
1305:
1306: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1307: pre_syn(n);
1.26 schwarze 1308: font_push('B');
1309: print_word("#include <");
1310: outflags &= ~MMAN_spc;
1311: } else {
1312: print_word("<");
1313: outflags &= ~MMAN_spc;
1314: font_push('I');
1315: }
1.15 schwarze 1316: return(1);
1317: }
1318:
1319: static void
1320: post_in(DECL_ARGS)
1321: {
1322:
1323: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1324: outflags &= ~MMAN_spc;
1325: print_word(">");
1326: font_pop();
1.21 schwarze 1327: outflags |= MMAN_br;
1.26 schwarze 1328: } else {
1329: font_pop();
1330: outflags &= ~MMAN_spc;
1331: print_word(">");
1332: }
1.1 schwarze 1333: }
1334:
1335: static int
1336: pre_it(DECL_ARGS)
1337: {
1338: const struct mdoc_node *bln;
1339:
1.30 schwarze 1340: switch (n->type) {
1.62 schwarze 1341: case MDOC_HEAD:
1.36 schwarze 1342: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1343: bln = n->parent->parent;
1.36 schwarze 1344: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1345: (NULL == n->parent->prev &&
1346: NULL == bln->parent->prev))
1.36 schwarze 1347: outflags |= MMAN_sp;
1348: outflags &= ~MMAN_br;
1.3 schwarze 1349: switch (bln->norm->Bl.type) {
1.62 schwarze 1350: case LIST_item:
1.30 schwarze 1351: return(0);
1.62 schwarze 1352: case LIST_inset:
1.30 schwarze 1353: /* FALLTHROUGH */
1.62 schwarze 1354: case LIST_diag:
1.30 schwarze 1355: /* FALLTHROUGH */
1.62 schwarze 1356: case LIST_ohang:
1.30 schwarze 1357: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1358: print_line(".B \"", 0);
1.30 schwarze 1359: else
1.36 schwarze 1360: print_line(".R \"", 0);
1.30 schwarze 1361: outflags &= ~MMAN_spc;
1362: return(1);
1.62 schwarze 1363: case LIST_bullet:
1.30 schwarze 1364: /* FALLTHROUGH */
1.62 schwarze 1365: case LIST_dash:
1.30 schwarze 1366: /* FALLTHROUGH */
1.62 schwarze 1367: case LIST_hyphen:
1.81 schwarze 1368: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1369: TPremain = 0;
1.30 schwarze 1370: outflags |= MMAN_nl;
1371: font_push('B');
1372: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1373: print_word("\\(bu");
1.30 schwarze 1374: else
1375: print_word("-");
1376: font_pop();
1.66 schwarze 1377: outflags |= MMAN_nl;
1378: return(0);
1.62 schwarze 1379: case LIST_enum:
1.81 schwarze 1380: print_width(&bln->norm->Bl, NULL);
1.37 schwarze 1381: TPremain = 0;
1.30 schwarze 1382: outflags |= MMAN_nl;
1383: print_count(&bln->norm->Bl.count);
1.66 schwarze 1384: outflags |= MMAN_nl;
1385: return(0);
1.62 schwarze 1386: case LIST_hang:
1.81 schwarze 1387: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1388: TPremain = 0;
1.66 schwarze 1389: outflags |= MMAN_nl;
1390: return(1);
1.62 schwarze 1391: case LIST_tag:
1.81 schwarze 1392: print_width(&bln->norm->Bl, n->child);
1.37 schwarze 1393: putchar('\n');
1394: outflags &= ~MMAN_spc;
1395: return(1);
1.3 schwarze 1396: default:
1.32 schwarze 1397: return(1);
1.3 schwarze 1398: }
1.30 schwarze 1399: default:
1400: break;
1.1 schwarze 1401: }
1402: return(1);
1.30 schwarze 1403: }
1404:
1.47 schwarze 1405: /*
1406: * This function is called after closing out an indented block.
1407: * If we are inside an enclosing list, restore its indentation.
1408: */
1409: static void
1410: mid_it(void)
1411: {
1412: char buf[24];
1413:
1414: /* Nothing to do outside a list. */
1415: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1416: return;
1417:
1418: /* The indentation has already been set up. */
1419: if (Bl_stack_post[Bl_stack_len - 1])
1420: return;
1421:
1422: /* Restore the indentation of the enclosing list. */
1423: print_line(".RS", MMAN_Bk_susp);
1.81 schwarze 1424: (void)snprintf(buf, sizeof(buf), "%dn",
1.63 schwarze 1425: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1426: print_word(buf);
1427:
1428: /* Remeber to close out this .RS block later. */
1429: Bl_stack_post[Bl_stack_len - 1] = 1;
1430: }
1431:
1.30 schwarze 1432: static void
1433: post_it(DECL_ARGS)
1434: {
1435: const struct mdoc_node *bln;
1436:
1.33 schwarze 1437: bln = n->parent->parent;
1438:
1439: switch (n->type) {
1.62 schwarze 1440: case MDOC_HEAD:
1.30 schwarze 1441: switch (bln->norm->Bl.type) {
1.62 schwarze 1442: case LIST_diag:
1.30 schwarze 1443: outflags &= ~MMAN_spc;
1444: print_word("\\ ");
1445: break;
1.62 schwarze 1446: case LIST_ohang:
1.30 schwarze 1447: outflags |= MMAN_br;
1448: break;
1449: default:
1450: break;
1451: }
1.33 schwarze 1452: break;
1.62 schwarze 1453: case MDOC_BODY:
1.43 schwarze 1454: switch (bln->norm->Bl.type) {
1.62 schwarze 1455: case LIST_bullet:
1.43 schwarze 1456: /* FALLTHROUGH */
1.62 schwarze 1457: case LIST_dash:
1.43 schwarze 1458: /* FALLTHROUGH */
1.62 schwarze 1459: case LIST_hyphen:
1.43 schwarze 1460: /* FALLTHROUGH */
1.62 schwarze 1461: case LIST_enum:
1.43 schwarze 1462: /* FALLTHROUGH */
1.62 schwarze 1463: case LIST_hang:
1.43 schwarze 1464: /* FALLTHROUGH */
1.62 schwarze 1465: case LIST_tag:
1.43 schwarze 1466: assert(Bl_stack_len);
1467: Bl_stack[--Bl_stack_len] = 0;
1468:
1469: /*
1470: * Our indentation had to be restored
1.47 schwarze 1471: * after a child display or child list.
1.43 schwarze 1472: * Close out that indentation block now.
1473: */
1474: if (Bl_stack_post[Bl_stack_len]) {
1475: print_line(".RE", MMAN_nl);
1476: Bl_stack_post[Bl_stack_len] = 0;
1477: }
1478: break;
1.62 schwarze 1479: case LIST_column:
1.43 schwarze 1480: if (NULL != n->next) {
1481: putchar('\t');
1482: outflags &= ~MMAN_spc;
1483: }
1484: break;
1485: default:
1486: break;
1.33 schwarze 1487: }
1488: break;
1489: default:
1490: break;
1.30 schwarze 1491: }
1.14 schwarze 1492: }
1493:
1494: static void
1495: post_lb(DECL_ARGS)
1496: {
1497:
1.21 schwarze 1498: if (SEC_LIBRARY == n->sec)
1499: outflags |= MMAN_br;
1.24 schwarze 1500: }
1501:
1502: static int
1503: pre_lk(DECL_ARGS)
1504: {
1505: const struct mdoc_node *link, *descr;
1506:
1507: if (NULL == (link = n->child))
1508: return(0);
1509:
1510: if (NULL != (descr = link->next)) {
1.26 schwarze 1511: font_push('I');
1.24 schwarze 1512: while (NULL != descr) {
1513: print_word(descr->string);
1514: descr = descr->next;
1515: }
1516: print_word(":");
1.26 schwarze 1517: font_pop();
1.24 schwarze 1518: }
1519:
1.26 schwarze 1520: font_push('B');
1.24 schwarze 1521: print_word(link->string);
1.26 schwarze 1522: font_pop();
1.24 schwarze 1523: return(0);
1.60 schwarze 1524: }
1525:
1526: static int
1527: pre_ll(DECL_ARGS)
1528: {
1529:
1530: print_line(".ll", 0);
1531: return(1);
1.1 schwarze 1532: }
1533:
1534: static int
1.26 schwarze 1535: pre_li(DECL_ARGS)
1536: {
1537:
1538: font_push('R');
1539: return(1);
1540: }
1541:
1542: static int
1.1 schwarze 1543: pre_nm(DECL_ARGS)
1544: {
1.38 schwarze 1545: char *name;
1.1 schwarze 1546:
1.54 schwarze 1547: if (MDOC_BLOCK == n->type) {
1548: outflags |= MMAN_Bk;
1.23 schwarze 1549: pre_syn(n);
1.54 schwarze 1550: }
1.1 schwarze 1551: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1552: return(1);
1.42 schwarze 1553: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1554: if (NULL == name)
1.23 schwarze 1555: return(0);
1.38 schwarze 1556: if (MDOC_HEAD == n->type) {
1557: if (NULL == n->parent->prev)
1558: outflags |= MMAN_sp;
1559: print_block(".HP", 0);
1.53 schwarze 1560: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1561: outflags |= MMAN_nl;
1562: }
1.26 schwarze 1563: font_push('B');
1.1 schwarze 1564: if (NULL == n->child)
1.42 schwarze 1565: print_word(meta->name);
1.1 schwarze 1566: return(1);
1567: }
1568:
1569: static void
1570: post_nm(DECL_ARGS)
1571: {
1572:
1.54 schwarze 1573: switch (n->type) {
1.62 schwarze 1574: case MDOC_BLOCK:
1.54 schwarze 1575: outflags &= ~MMAN_Bk;
1576: break;
1.62 schwarze 1577: case MDOC_HEAD:
1.54 schwarze 1578: /* FALLTHROUGH */
1.62 schwarze 1579: case MDOC_ELEM:
1.67 schwarze 1580: if (n->child != NULL || meta->name != NULL)
1581: font_pop();
1.54 schwarze 1582: break;
1583: default:
1584: break;
1585: }
1.25 schwarze 1586: }
1587:
1588: static int
1589: pre_no(DECL_ARGS)
1590: {
1591:
1592: outflags |= MMAN_spc_force;
1593: return(1);
1.1 schwarze 1594: }
1595:
1596: static int
1597: pre_ns(DECL_ARGS)
1598: {
1599:
1.20 schwarze 1600: outflags &= ~MMAN_spc;
1.1 schwarze 1601: return(0);
1602: }
1603:
1.3 schwarze 1604: static void
1605: post_pf(DECL_ARGS)
1606: {
1607:
1.77 schwarze 1608: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1609: outflags &= ~MMAN_spc;
1.3 schwarze 1610: }
1611:
1.1 schwarze 1612: static int
1613: pre_pp(DECL_ARGS)
1614: {
1615:
1.36 schwarze 1616: if (MDOC_It != n->parent->tok)
1617: outflags |= MMAN_PP;
1618: outflags |= MMAN_sp | MMAN_nl;
1619: outflags &= ~MMAN_br;
1.34 schwarze 1620: return(0);
1621: }
1622:
1623: static int
1624: pre_rs(DECL_ARGS)
1625: {
1626:
1627: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1628: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1629: outflags &= ~MMAN_br;
1.34 schwarze 1630: }
1631: return(1);
1.67 schwarze 1632: }
1633:
1634: static int
1635: pre_rv(DECL_ARGS)
1636: {
1637: int nchild;
1638:
1639: outflags |= MMAN_br | MMAN_nl;
1640:
1641: nchild = n->nchild;
1642: if (nchild > 0) {
1643: print_word("The");
1644:
1645: for (n = n->child; n; n = n->next) {
1646: font_push('B');
1647: print_word(n->string);
1648: font_pop();
1649:
1650: outflags &= ~MMAN_spc;
1651: print_word("()");
1652:
1653: if (n->next == NULL)
1654: continue;
1655:
1656: if (nchild > 2) {
1657: outflags &= ~MMAN_spc;
1658: print_word(",");
1659: }
1660: if (n->next->next == NULL)
1661: print_word("and");
1662: }
1663:
1664: if (nchild > 1)
1665: print_word("functions return");
1666: else
1667: print_word("function returns");
1668:
1669: print_word("the value\\~0 if successful;");
1670: } else
1671: print_word("Upon successful completion, "
1672: "the value\\~0 is returned;");
1673:
1674: print_word("otherwise the value\\~\\-1 is returned"
1675: " and the global variable");
1676:
1677: font_push('I');
1678: print_word("errno");
1679: font_pop();
1680:
1681: print_word("is set to indicate the error.");
1682: outflags |= MMAN_nl;
1.75 schwarze 1683: return(0);
1684: }
1685:
1686: static int
1687: pre_skip(DECL_ARGS)
1688: {
1689:
1.67 schwarze 1690: return(0);
1.12 schwarze 1691: }
1692:
1693: static int
1694: pre_sm(DECL_ARGS)
1695: {
1696:
1.65 schwarze 1697: if (NULL == n->child)
1698: outflags ^= MMAN_Sm;
1699: else if (0 == strcmp("on", n->child->string))
1700: outflags |= MMAN_Sm;
1.12 schwarze 1701: else
1.20 schwarze 1702: outflags &= ~MMAN_Sm;
1.65 schwarze 1703:
1704: if (MMAN_Sm & outflags)
1705: outflags |= MMAN_spc;
1706:
1.12 schwarze 1707: return(0);
1.1 schwarze 1708: }
1709:
1710: static int
1.3 schwarze 1711: pre_sp(DECL_ARGS)
1.1 schwarze 1712: {
1713:
1.41 schwarze 1714: if (MMAN_PP & outflags) {
1715: outflags &= ~MMAN_PP;
1.40 schwarze 1716: print_line(".PP", 0);
1.41 schwarze 1717: } else
1.40 schwarze 1718: print_line(".sp", 0);
1.1 schwarze 1719: return(1);
1720: }
1721:
1722: static void
1.3 schwarze 1723: post_sp(DECL_ARGS)
1.1 schwarze 1724: {
1725:
1.20 schwarze 1726: outflags |= MMAN_nl;
1.18 schwarze 1727: }
1728:
1729: static int
1.26 schwarze 1730: pre_sy(DECL_ARGS)
1731: {
1732:
1733: font_push('B');
1734: return(1);
1735: }
1736:
1737: static int
1.18 schwarze 1738: pre_vt(DECL_ARGS)
1739: {
1740:
1741: if (MDOC_SYNPRETTY & n->flags) {
1742: switch (n->type) {
1.62 schwarze 1743: case MDOC_BLOCK:
1.23 schwarze 1744: pre_syn(n);
1.18 schwarze 1745: return(1);
1.62 schwarze 1746: case MDOC_BODY:
1.18 schwarze 1747: break;
1748: default:
1749: return(0);
1750: }
1751: }
1.26 schwarze 1752: font_push('I');
1.18 schwarze 1753: return(1);
1754: }
1755:
1756: static void
1757: post_vt(DECL_ARGS)
1758: {
1759:
1.19 schwarze 1760: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1761: return;
1.26 schwarze 1762: font_pop();
1.1 schwarze 1763: }
1764:
1765: static int
1766: pre_xr(DECL_ARGS)
1767: {
1768:
1769: n = n->child;
1770: if (NULL == n)
1771: return(0);
1.42 schwarze 1772: print_node(meta, n);
1.1 schwarze 1773: n = n->next;
1774: if (NULL == n)
1775: return(0);
1.20 schwarze 1776: outflags &= ~MMAN_spc;
1777: print_word("(");
1.42 schwarze 1778: print_node(meta, n);
1.20 schwarze 1779: print_word(")");
1.1 schwarze 1780: return(0);
1.8 schwarze 1781: }
1782:
1783: static int
1784: pre_ux(DECL_ARGS)
1785: {
1786:
1.20 schwarze 1787: print_word(manacts[n->tok].prefix);
1.8 schwarze 1788: if (NULL == n->child)
1789: return(0);
1.20 schwarze 1790: outflags &= ~MMAN_spc;
1.45 schwarze 1791: print_word("\\ ");
1.20 schwarze 1792: outflags &= ~MMAN_spc;
1.8 schwarze 1793: return(1);
1.1 schwarze 1794: }
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