Annotation of mandoc/mdoc_man.c, Revision 1.80
1.80 ! schwarze 1: /* $Id: mdoc_man.c,v 1.79 2014/12/23 10:09:44 schwarze Exp $ */
1.1 schwarze 2: /*
1.58 schwarze 3: * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #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);
1.35 schwarze 119: static void print_width(const char *,
120: const struct mdoc_node *, size_t);
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:
268: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
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;
426: size_t sz;
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) {
1.80 ! schwarze 438: if (su.scale < 0.0)
! 439: su.scale = 0.0;
1.43 schwarze 440: if (SCALE_EN == su.unit)
441: sz = su.scale;
442: else {
443: /*
444: * XXX
445: * If we are inside an enclosing list,
446: * there is no easy way to add the two
447: * indentations because they are provided
448: * in terms of different units.
449: */
450: print_word(v);
1.48 schwarze 451: outflags |= MMAN_nl;
1.43 schwarze 452: return;
453: }
1.11 schwarze 454: } else
455: sz = strlen(v);
456:
1.43 schwarze 457: /*
458: * We are inside an enclosing list.
459: * Add the two indentations.
460: */
461: if (Bl_stack_len)
462: sz += Bl_stack[Bl_stack_len - 1];
463:
1.63 schwarze 464: (void)snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 465: print_word(buf);
1.48 schwarze 466: outflags |= MMAN_nl;
1.11 schwarze 467: }
468:
1.47 schwarze 469: /*
470: * Set up the indentation for a list item; used from pre_it().
471: */
1.59 schwarze 472: static void
1.35 schwarze 473: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 474: {
475: char buf[24];
476: struct roffsu su;
1.31 schwarze 477: size_t sz, chsz;
1.37 schwarze 478: int numeric, remain;
1.31 schwarze 479:
1.37 schwarze 480: numeric = 1;
481: remain = 0;
1.43 schwarze 482:
483: /* Convert v into a number (of characters). */
1.35 schwarze 484: if (NULL == v)
485: sz = defsz;
1.79 schwarze 486: else if (a2roffsu(v, &su, SCALE_MAX) > 1) {
1.80 ! schwarze 487: if (su.scale < 0.0)
! 488: su.scale = 0.0;
1.30 schwarze 489: if (SCALE_EN == su.unit)
490: sz = su.scale;
491: else {
1.37 schwarze 492: sz = 0;
493: numeric = 0;
1.30 schwarze 494: }
495: } else
496: sz = strlen(v);
497:
1.37 schwarze 498: /* XXX Rough estimation, might have multiple parts. */
499: chsz = (NULL != child && MDOC_TEXT == child->type) ?
1.62 schwarze 500: strlen(child->string) : 0;
1.37 schwarze 501:
1.47 schwarze 502: /* Maybe we are inside an enclosing list? */
503: mid_it();
1.43 schwarze 504:
505: /*
506: * Save our own indentation,
507: * such that child lists can use it.
508: */
509: Bl_stack[Bl_stack_len++] = sz + 2;
510:
511: /* Set up the current list. */
1.37 schwarze 512: if (defsz && chsz > sz)
1.36 schwarze 513: print_block(".HP", 0);
1.37 schwarze 514: else {
1.36 schwarze 515: print_block(".TP", 0);
1.37 schwarze 516: remain = sz + 2;
517: }
518: if (numeric) {
1.63 schwarze 519: (void)snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 520: print_word(buf);
521: } else
522: print_word(v);
523: TPremain = remain;
1.30 schwarze 524: }
525:
1.59 schwarze 526: static void
1.30 schwarze 527: print_count(int *count)
528: {
1.63 schwarze 529: char buf[24];
1.30 schwarze 530:
1.63 schwarze 531: (void)snprintf(buf, sizeof(buf), "%d.", ++*count);
1.30 schwarze 532: print_word(buf);
533: }
534:
535: void
1.4 kristaps 536: man_man(void *arg, const struct man *man)
537: {
538:
1.5 kristaps 539: /*
540: * Dump the keep buffer.
541: * We're guaranteed by now that this exists (is non-NULL).
542: * Flush stdout afterward, just in case.
543: */
1.4 kristaps 544: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 545: fflush(stdout);
1.1 schwarze 546: }
547:
548: void
549: man_mdoc(void *arg, const struct mdoc *mdoc)
550: {
1.42 schwarze 551: const struct mdoc_meta *meta;
1.1 schwarze 552: const struct mdoc_node *n;
553:
1.42 schwarze 554: meta = mdoc_meta(mdoc);
1.1 schwarze 555: n = mdoc_node(mdoc);
556:
1.45 schwarze 557: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.68 schwarze 558: meta->title,
559: (meta->msec == NULL ? "" : meta->msec),
560: meta->date, meta->os, meta->vol);
1.1 schwarze 561:
1.45 schwarze 562: /* Disable hyphenation and if nroff, disable justification. */
563: printf(".nh\n.if n .ad l");
564:
1.20 schwarze 565: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 566: if (0 == fontqueue.size) {
567: fontqueue.size = 8;
568: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
569: *fontqueue.tail = 'R';
570: }
1.42 schwarze 571: print_node(meta, n);
1.3 schwarze 572: putchar('\n');
1.1 schwarze 573: }
574:
575: static void
576: print_node(DECL_ARGS)
577: {
1.52 schwarze 578: const struct mdoc_node *sub;
1.5 kristaps 579: const struct manact *act;
1.1 schwarze 580: int cond, do_sub;
1.46 schwarze 581:
1.5 kristaps 582: /*
583: * Break the line if we were parsed subsequent the current node.
584: * This makes the page structure be more consistent.
585: */
1.52 schwarze 586: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 587: outflags |= MMAN_nl;
1.1 schwarze 588:
1.5 kristaps 589: act = NULL;
1.1 schwarze 590: cond = 0;
591: do_sub = 1;
1.5 kristaps 592:
1.1 schwarze 593: if (MDOC_TEXT == n->type) {
1.5 kristaps 594: /*
595: * Make sure that we don't happen to start with a
596: * control character at the start of a line.
597: */
1.62 schwarze 598: if (MMAN_nl & outflags &&
599: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 600: print_word("");
601: printf("\\&");
1.20 schwarze 602: outflags &= ~MMAN_spc;
1.3 schwarze 603: }
1.73 schwarze 604: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
605: outflags |= MMAN_spc_force;
1.20 schwarze 606: print_word(n->string);
1.73 schwarze 607: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
608: outflags |= MMAN_spc;
1.1 schwarze 609: } else {
1.5 kristaps 610: /*
611: * Conditionally run the pre-node action handler for a
612: * node.
613: */
1.1 schwarze 614: act = manacts + n->tok;
1.76 schwarze 615: cond = act->cond == NULL || (*act->cond)(meta, n);
616: if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))
1.42 schwarze 617: do_sub = (*act->pre)(meta, n);
1.1 schwarze 618: }
619:
1.62 schwarze 620: /*
1.5 kristaps 621: * Conditionally run all child nodes.
622: * Note that this iterates over children instead of using
623: * recursion. This prevents unnecessary depth in the stack.
624: */
1.1 schwarze 625: if (do_sub)
626: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 627: print_node(meta, sub);
1.1 schwarze 628:
1.5 kristaps 629: /*
630: * Lastly, conditionally run the post-node handler.
631: */
1.61 schwarze 632: if (MDOC_ENDED & n->flags)
633: return;
634:
1.1 schwarze 635: if (cond && act->post)
1.42 schwarze 636: (*act->post)(meta, n);
1.61 schwarze 637:
638: if (ENDBODY_NOT != n->end)
639: n->pending->flags |= MDOC_ENDED;
640:
641: if (ENDBODY_NOSPACE == n->end)
642: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 643: }
644:
645: static int
646: cond_head(DECL_ARGS)
647: {
1.5 kristaps 648:
1.1 schwarze 649: return(MDOC_HEAD == n->type);
650: }
651:
652: static int
653: cond_body(DECL_ARGS)
654: {
1.5 kristaps 655:
1.1 schwarze 656: return(MDOC_BODY == n->type);
657: }
658:
659: static int
660: pre_enc(DECL_ARGS)
661: {
1.5 kristaps 662: const char *prefix;
1.1 schwarze 663:
664: prefix = manacts[n->tok].prefix;
665: if (NULL == prefix)
666: return(1);
1.20 schwarze 667: print_word(prefix);
668: outflags &= ~MMAN_spc;
1.1 schwarze 669: return(1);
670: }
671:
672: static void
673: post_enc(DECL_ARGS)
674: {
675: const char *suffix;
676:
677: suffix = manacts[n->tok].suffix;
678: if (NULL == suffix)
679: return;
1.61 schwarze 680: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 681: print_word(suffix);
1.26 schwarze 682: }
683:
1.67 schwarze 684: static int
685: pre_ex(DECL_ARGS)
686: {
687: int nchild;
688:
689: outflags |= MMAN_br | MMAN_nl;
690:
691: print_word("The");
692:
693: nchild = n->nchild;
694: for (n = n->child; n; n = n->next) {
695: font_push('B');
696: print_word(n->string);
697: font_pop();
698:
699: if (n->next == NULL)
700: continue;
701:
702: if (nchild > 2) {
703: outflags &= ~MMAN_spc;
704: print_word(",");
705: }
706: if (n->next->next == NULL)
707: print_word("and");
708: }
709:
710: if (nchild > 1)
711: print_word("utilities exit\\~0");
712: else
713: print_word("utility exits\\~0");
714:
715: print_word("on success, and\\~>0 if an error occurs.");
716: outflags |= MMAN_nl;
717: return(0);
718: }
719:
1.26 schwarze 720: static void
721: post_font(DECL_ARGS)
722: {
723:
724: font_pop();
1.1 schwarze 725: }
726:
727: static void
728: post_percent(DECL_ARGS)
729: {
730:
1.34 schwarze 731: if (pre_em == manacts[n->tok].pre)
732: font_pop();
733: if (n->next) {
1.20 schwarze 734: print_word(",");
1.34 schwarze 735: if (n->prev && n->prev->tok == n->tok &&
736: n->next->tok == n->tok)
737: print_word("and");
738: } else {
1.20 schwarze 739: print_word(".");
740: outflags |= MMAN_nl;
1.1 schwarze 741: }
742: }
743:
1.34 schwarze 744: static int
745: pre__t(DECL_ARGS)
746: {
747:
1.62 schwarze 748: if (n->parent && MDOC_Rs == n->parent->tok &&
749: n->parent->norm->Rs.quote_T) {
1.37 schwarze 750: print_word("");
751: putchar('\"');
1.34 schwarze 752: outflags &= ~MMAN_spc;
753: } else
754: font_push('I');
755: return(1);
756: }
757:
758: static void
759: post__t(DECL_ARGS)
760: {
761:
1.62 schwarze 762: if (n->parent && MDOC_Rs == n->parent->tok &&
763: n->parent->norm->Rs.quote_T) {
1.34 schwarze 764: outflags &= ~MMAN_spc;
1.37 schwarze 765: print_word("");
766: putchar('\"');
1.34 schwarze 767: } else
768: font_pop();
1.42 schwarze 769: post_percent(meta, n);
1.34 schwarze 770: }
771:
1.5 kristaps 772: /*
773: * Print before a section header.
774: */
1.1 schwarze 775: static int
1.3 schwarze 776: pre_sect(DECL_ARGS)
777: {
778:
1.54 schwarze 779: if (MDOC_HEAD == n->type) {
1.46 schwarze 780: outflags |= MMAN_sp;
781: print_block(manacts[n->tok].prefix, 0);
782: print_word("");
783: putchar('\"');
784: outflags &= ~MMAN_spc;
785: }
1.3 schwarze 786: return(1);
787: }
788:
1.5 kristaps 789: /*
790: * Print subsequent a section header.
791: */
1.3 schwarze 792: static void
793: post_sect(DECL_ARGS)
794: {
795:
796: if (MDOC_HEAD != n->type)
797: return;
1.20 schwarze 798: outflags &= ~MMAN_spc;
1.37 schwarze 799: print_word("");
800: putchar('\"');
1.20 schwarze 801: outflags |= MMAN_nl;
1.22 schwarze 802: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
803: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
804: }
805:
1.23 schwarze 806: /* See mdoc_term.c, synopsis_pre() for comments. */
807: static void
808: pre_syn(const struct mdoc_node *n)
809: {
810:
811: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
812: return;
813:
814: if (n->prev->tok == n->tok &&
1.62 schwarze 815: MDOC_Ft != n->tok &&
816: MDOC_Fo != n->tok &&
817: MDOC_Fn != n->tok) {
1.23 schwarze 818: outflags |= MMAN_br;
819: return;
820: }
821:
822: switch (n->prev->tok) {
1.62 schwarze 823: case MDOC_Fd:
1.23 schwarze 824: /* FALLTHROUGH */
1.62 schwarze 825: case MDOC_Fn:
1.23 schwarze 826: /* FALLTHROUGH */
1.62 schwarze 827: case MDOC_Fo:
1.23 schwarze 828: /* FALLTHROUGH */
1.62 schwarze 829: case MDOC_In:
1.23 schwarze 830: /* FALLTHROUGH */
1.62 schwarze 831: case MDOC_Vt:
1.23 schwarze 832: outflags |= MMAN_sp;
833: break;
1.62 schwarze 834: case MDOC_Ft:
1.23 schwarze 835: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
836: outflags |= MMAN_sp;
837: break;
838: }
839: /* FALLTHROUGH */
840: default:
841: outflags |= MMAN_br;
842: break;
843: }
844: }
845:
1.22 schwarze 846: static int
847: pre_an(DECL_ARGS)
848: {
849:
850: switch (n->norm->An.auth) {
1.62 schwarze 851: case AUTH_split:
1.22 schwarze 852: outflags &= ~MMAN_An_nosplit;
853: outflags |= MMAN_An_split;
854: return(0);
1.62 schwarze 855: case AUTH_nosplit:
1.22 schwarze 856: outflags &= ~MMAN_An_split;
857: outflags |= MMAN_An_nosplit;
858: return(0);
859: default:
860: if (MMAN_An_split & outflags)
861: outflags |= MMAN_br;
862: else if (SEC_AUTHORS == n->sec &&
863: ! (MMAN_An_nosplit & outflags))
864: outflags |= MMAN_An_split;
865: return(1);
866: }
1.3 schwarze 867: }
868:
869: static int
870: pre_ap(DECL_ARGS)
871: {
872:
1.20 schwarze 873: outflags &= ~MMAN_spc;
874: print_word("'");
875: outflags &= ~MMAN_spc;
1.3 schwarze 876: return(0);
1.74 schwarze 877: }
878:
879: static int
880: pre_aq(DECL_ARGS)
881: {
882:
883: print_word(n->parent->prev != NULL &&
884: n->parent->prev->tok == MDOC_An ? "<" : "\\(la");
885: outflags &= ~MMAN_spc;
886: return(1);
887: }
888:
889: static void
890: post_aq(DECL_ARGS)
891: {
892:
893: outflags &= ~(MMAN_spc | MMAN_nl);
894: print_word(n->parent->prev != NULL &&
895: n->parent->prev->tok == MDOC_An ? ">" : "\\(ra");
1.3 schwarze 896: }
897:
898: static int
899: pre_bd(DECL_ARGS)
900: {
901:
1.36 schwarze 902: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
903:
904: if (DISP_unfilled == n->norm->Bd.type ||
905: DISP_literal == n->norm->Bd.type)
906: print_line(".nf", 0);
907: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 908: outflags |= MMAN_sp;
1.71 schwarze 909: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 910: return(1);
911: }
912:
913: static void
914: post_bd(DECL_ARGS)
915: {
916:
1.43 schwarze 917: /* Close out this display. */
1.36 schwarze 918: print_line(".RE", MMAN_nl);
1.3 schwarze 919: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 920: DISP_literal == n->norm->Bd.type)
921: print_line(".fi", MMAN_nl);
1.43 schwarze 922:
1.47 schwarze 923: /* Maybe we are inside an enclosing list? */
924: if (NULL != n->parent->next)
925: mid_it();
1.13 schwarze 926: }
927:
928: static int
1.27 schwarze 929: pre_bf(DECL_ARGS)
930: {
931:
932: switch (n->type) {
1.62 schwarze 933: case MDOC_BLOCK:
1.27 schwarze 934: return(1);
1.62 schwarze 935: case MDOC_BODY:
1.27 schwarze 936: break;
937: default:
938: return(0);
939: }
940: switch (n->norm->Bf.font) {
1.62 schwarze 941: case FONT_Em:
1.27 schwarze 942: font_push('I');
943: break;
1.62 schwarze 944: case FONT_Sy:
1.27 schwarze 945: font_push('B');
946: break;
947: default:
948: font_push('R');
949: break;
950: }
951: return(1);
952: }
953:
954: static void
955: post_bf(DECL_ARGS)
956: {
957:
958: if (MDOC_BODY == n->type)
959: font_pop();
960: }
961:
962: static int
1.13 schwarze 963: pre_bk(DECL_ARGS)
964: {
965:
966: switch (n->type) {
1.62 schwarze 967: case MDOC_BLOCK:
1.13 schwarze 968: return(1);
1.62 schwarze 969: case MDOC_BODY:
1.20 schwarze 970: outflags |= MMAN_Bk;
1.13 schwarze 971: return(1);
972: default:
973: return(0);
974: }
975: }
976:
977: static void
978: post_bk(DECL_ARGS)
979: {
980:
1.54 schwarze 981: if (MDOC_BODY == n->type)
1.20 schwarze 982: outflags &= ~MMAN_Bk;
1.3 schwarze 983: }
984:
985: static int
1.30 schwarze 986: pre_bl(DECL_ARGS)
987: {
1.33 schwarze 988: size_t icol;
1.30 schwarze 989:
1.49 schwarze 990: /*
991: * print_offs() will increase the -offset to account for
992: * a possible enclosing .It, but any enclosed .It blocks
993: * just nest and do not add up their indentation.
994: */
995: if (n->norm->Bl.offs) {
1.71 schwarze 996: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 997: Bl_stack[Bl_stack_len++] = 0;
998: }
999:
1.33 schwarze 1000: switch (n->norm->Bl.type) {
1.62 schwarze 1001: case LIST_enum:
1.30 schwarze 1002: n->norm->Bl.count = 0;
1.33 schwarze 1003: return(1);
1.62 schwarze 1004: case LIST_column:
1.33 schwarze 1005: break;
1006: default:
1007: return(1);
1008: }
1009:
1.36 schwarze 1010: print_line(".TS", MMAN_nl);
1.33 schwarze 1011: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1012: print_word("l");
1013: print_word(".");
1.36 schwarze 1014: outflags |= MMAN_nl;
1.30 schwarze 1015: return(1);
1016: }
1017:
1018: static void
1019: post_bl(DECL_ARGS)
1020: {
1021:
1.33 schwarze 1022: switch (n->norm->Bl.type) {
1.62 schwarze 1023: case LIST_column:
1.36 schwarze 1024: print_line(".TE", 0);
1025: break;
1.62 schwarze 1026: case LIST_enum:
1.33 schwarze 1027: n->norm->Bl.count = 0;
1028: break;
1029: default:
1030: break;
1031: }
1.49 schwarze 1032:
1033: if (n->norm->Bl.offs) {
1034: print_line(".RE", MMAN_nl);
1035: assert(Bl_stack_len);
1036: Bl_stack_len--;
1037: assert(0 == Bl_stack[Bl_stack_len]);
1038: } else {
1039: outflags |= MMAN_PP | MMAN_nl;
1040: outflags &= ~(MMAN_sp | MMAN_br);
1041: }
1.47 schwarze 1042:
1043: /* Maybe we are inside an enclosing list? */
1044: if (NULL != n->parent->next)
1045: mid_it();
1046:
1.30 schwarze 1047: }
1048:
1049: static int
1.3 schwarze 1050: pre_br(DECL_ARGS)
1051: {
1052:
1.21 schwarze 1053: outflags |= MMAN_br;
1.3 schwarze 1054: return(0);
1055: }
1056:
1057: static int
1.8 schwarze 1058: pre_bx(DECL_ARGS)
1059: {
1060:
1061: n = n->child;
1062: if (n) {
1.20 schwarze 1063: print_word(n->string);
1064: outflags &= ~MMAN_spc;
1.8 schwarze 1065: n = n->next;
1066: }
1.20 schwarze 1067: print_word("BSD");
1.8 schwarze 1068: if (NULL == n)
1069: return(0);
1.20 schwarze 1070: outflags &= ~MMAN_spc;
1071: print_word("-");
1072: outflags &= ~MMAN_spc;
1073: print_word(n->string);
1.8 schwarze 1074: return(0);
1075: }
1076:
1077: static int
1.1 schwarze 1078: pre_dl(DECL_ARGS)
1079: {
1080:
1.71 schwarze 1081: print_offs("6n", 0);
1.1 schwarze 1082: return(1);
1083: }
1084:
1085: static void
1086: post_dl(DECL_ARGS)
1087: {
1088:
1.36 schwarze 1089: print_line(".RE", MMAN_nl);
1.47 schwarze 1090:
1091: /* Maybe we are inside an enclosing list? */
1092: if (NULL != n->parent->next)
1093: mid_it();
1.16 schwarze 1094: }
1095:
1096: static int
1.26 schwarze 1097: pre_em(DECL_ARGS)
1098: {
1099:
1100: font_push('I');
1101: return(1);
1.28 schwarze 1102: }
1103:
1.64 schwarze 1104: static int
1105: pre_en(DECL_ARGS)
1106: {
1107:
1108: if (NULL == n->norm->Es ||
1109: NULL == n->norm->Es->child)
1110: return(1);
1111:
1112: print_word(n->norm->Es->child->string);
1113: outflags &= ~MMAN_spc;
1114: return(1);
1115: }
1116:
1117: static void
1118: post_en(DECL_ARGS)
1119: {
1120:
1121: if (NULL == n->norm->Es ||
1122: NULL == n->norm->Es->child ||
1123: NULL == n->norm->Es->child->next)
1124: return;
1125:
1126: outflags &= ~MMAN_spc;
1127: print_word(n->norm->Es->child->next->string);
1128: return;
1129: }
1130:
1.76 schwarze 1131: static int
1132: pre_eo(DECL_ARGS)
1133: {
1134:
1135: outflags &= ~(MMAN_spc | MMAN_nl);
1136: return(1);
1137: }
1138:
1.28 schwarze 1139: static void
1140: post_eo(DECL_ARGS)
1141: {
1142:
1.76 schwarze 1143: if (n->end != ENDBODY_SPACE)
1.28 schwarze 1144: outflags &= ~MMAN_spc;
1.64 schwarze 1145: }
1146:
1147: static int
1.17 schwarze 1148: pre_fa(DECL_ARGS)
1149: {
1.57 schwarze 1150: int am_Fa;
1.17 schwarze 1151:
1.57 schwarze 1152: am_Fa = MDOC_Fa == n->tok;
1153:
1154: if (am_Fa)
1.17 schwarze 1155: n = n->child;
1156:
1157: while (NULL != n) {
1.26 schwarze 1158: font_push('I');
1.57 schwarze 1159: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1160: outflags |= MMAN_nbrword;
1.42 schwarze 1161: print_node(meta, n);
1.26 schwarze 1162: font_pop();
1.17 schwarze 1163: if (NULL != (n = n->next))
1.20 schwarze 1164: print_word(",");
1.17 schwarze 1165: }
1166: return(0);
1167: }
1168:
1169: static void
1170: post_fa(DECL_ARGS)
1171: {
1172:
1173: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1174: print_word(",");
1.29 schwarze 1175: }
1176:
1177: static int
1178: pre_fd(DECL_ARGS)
1179: {
1180:
1181: pre_syn(n);
1182: font_push('B');
1183: return(1);
1184: }
1185:
1186: static void
1187: post_fd(DECL_ARGS)
1188: {
1189:
1190: font_pop();
1191: outflags |= MMAN_br;
1.17 schwarze 1192: }
1193:
1194: static int
1.26 schwarze 1195: pre_fl(DECL_ARGS)
1196: {
1197:
1198: font_push('B');
1.45 schwarze 1199: print_word("\\-");
1.70 schwarze 1200: if (n->nchild)
1201: outflags &= ~MMAN_spc;
1.26 schwarze 1202: return(1);
1203: }
1204:
1205: static void
1206: post_fl(DECL_ARGS)
1207: {
1208:
1209: font_pop();
1.70 schwarze 1210: if ( ! (n->nchild ||
1211: n->next == NULL ||
1212: n->next->type == MDOC_TEXT ||
1213: n->next->flags & MDOC_LINE))
1.26 schwarze 1214: outflags &= ~MMAN_spc;
1215: }
1216:
1217: static int
1.16 schwarze 1218: pre_fn(DECL_ARGS)
1219: {
1220:
1.23 schwarze 1221: pre_syn(n);
1222:
1.16 schwarze 1223: n = n->child;
1224: if (NULL == n)
1225: return(0);
1226:
1.55 schwarze 1227: if (MDOC_SYNPRETTY & n->flags)
1228: print_block(".HP 4n", MMAN_nl);
1229:
1.26 schwarze 1230: font_push('B');
1.42 schwarze 1231: print_node(meta, n);
1.26 schwarze 1232: font_pop();
1.20 schwarze 1233: outflags &= ~MMAN_spc;
1.26 schwarze 1234: print_word("(");
1.20 schwarze 1235: outflags &= ~MMAN_spc;
1.35 schwarze 1236:
1237: n = n->next;
1238: if (NULL != n)
1.42 schwarze 1239: pre_fa(meta, n);
1.35 schwarze 1240: return(0);
1.16 schwarze 1241: }
1242:
1243: static void
1244: post_fn(DECL_ARGS)
1245: {
1246:
1.20 schwarze 1247: print_word(")");
1.16 schwarze 1248: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1249: print_word(";");
1.55 schwarze 1250: outflags |= MMAN_PP;
1.17 schwarze 1251: }
1252: }
1253:
1254: static int
1255: pre_fo(DECL_ARGS)
1256: {
1257:
1258: switch (n->type) {
1.62 schwarze 1259: case MDOC_BLOCK:
1.23 schwarze 1260: pre_syn(n);
1261: break;
1.62 schwarze 1262: case MDOC_HEAD:
1.57 schwarze 1263: if (MDOC_SYNPRETTY & n->flags)
1264: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1265: font_push('B');
1.17 schwarze 1266: break;
1.62 schwarze 1267: case MDOC_BODY:
1.20 schwarze 1268: outflags &= ~MMAN_spc;
1269: print_word("(");
1270: outflags &= ~MMAN_spc;
1.17 schwarze 1271: break;
1272: default:
1273: break;
1274: }
1275: return(1);
1276: }
1.57 schwarze 1277:
1.17 schwarze 1278: static void
1279: post_fo(DECL_ARGS)
1280: {
1281:
1282: switch (n->type) {
1.62 schwarze 1283: case MDOC_HEAD:
1.26 schwarze 1284: font_pop();
1.17 schwarze 1285: break;
1.62 schwarze 1286: case MDOC_BODY:
1.42 schwarze 1287: post_fn(meta, n);
1.17 schwarze 1288: break;
1289: default:
1290: break;
1.16 schwarze 1291: }
1.15 schwarze 1292: }
1293:
1294: static int
1.23 schwarze 1295: pre_ft(DECL_ARGS)
1296: {
1297:
1298: pre_syn(n);
1.26 schwarze 1299: font_push('I');
1.23 schwarze 1300: return(1);
1301: }
1302:
1303: static int
1.15 schwarze 1304: pre_in(DECL_ARGS)
1305: {
1306:
1307: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1308: pre_syn(n);
1.26 schwarze 1309: font_push('B');
1310: print_word("#include <");
1311: outflags &= ~MMAN_spc;
1312: } else {
1313: print_word("<");
1314: outflags &= ~MMAN_spc;
1315: font_push('I');
1316: }
1.15 schwarze 1317: return(1);
1318: }
1319:
1320: static void
1321: post_in(DECL_ARGS)
1322: {
1323:
1324: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1325: outflags &= ~MMAN_spc;
1326: print_word(">");
1327: font_pop();
1.21 schwarze 1328: outflags |= MMAN_br;
1.26 schwarze 1329: } else {
1330: font_pop();
1331: outflags &= ~MMAN_spc;
1332: print_word(">");
1333: }
1.1 schwarze 1334: }
1335:
1336: static int
1337: pre_it(DECL_ARGS)
1338: {
1339: const struct mdoc_node *bln;
1340:
1.30 schwarze 1341: switch (n->type) {
1.62 schwarze 1342: case MDOC_HEAD:
1.36 schwarze 1343: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1344: bln = n->parent->parent;
1.36 schwarze 1345: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1346: (NULL == n->parent->prev &&
1347: NULL == bln->parent->prev))
1.36 schwarze 1348: outflags |= MMAN_sp;
1349: outflags &= ~MMAN_br;
1.3 schwarze 1350: switch (bln->norm->Bl.type) {
1.62 schwarze 1351: case LIST_item:
1.30 schwarze 1352: return(0);
1.62 schwarze 1353: case LIST_inset:
1.30 schwarze 1354: /* FALLTHROUGH */
1.62 schwarze 1355: case LIST_diag:
1.30 schwarze 1356: /* FALLTHROUGH */
1.62 schwarze 1357: case LIST_ohang:
1.30 schwarze 1358: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1359: print_line(".B \"", 0);
1.30 schwarze 1360: else
1.36 schwarze 1361: print_line(".R \"", 0);
1.30 schwarze 1362: outflags &= ~MMAN_spc;
1363: return(1);
1.62 schwarze 1364: case LIST_bullet:
1.30 schwarze 1365: /* FALLTHROUGH */
1.62 schwarze 1366: case LIST_dash:
1.30 schwarze 1367: /* FALLTHROUGH */
1.62 schwarze 1368: case LIST_hyphen:
1.35 schwarze 1369: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1370: TPremain = 0;
1.30 schwarze 1371: outflags |= MMAN_nl;
1372: font_push('B');
1373: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1374: print_word("\\(bu");
1.30 schwarze 1375: else
1376: print_word("-");
1377: font_pop();
1.66 schwarze 1378: outflags |= MMAN_nl;
1379: return(0);
1.62 schwarze 1380: case LIST_enum:
1.35 schwarze 1381: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1382: TPremain = 0;
1.30 schwarze 1383: outflags |= MMAN_nl;
1384: print_count(&bln->norm->Bl.count);
1.66 schwarze 1385: outflags |= MMAN_nl;
1386: return(0);
1.62 schwarze 1387: case LIST_hang:
1.35 schwarze 1388: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1389: TPremain = 0;
1.66 schwarze 1390: outflags |= MMAN_nl;
1391: return(1);
1.62 schwarze 1392: case LIST_tag:
1.37 schwarze 1393: print_width(bln->norm->Bl.width, n->child, 0);
1394: putchar('\n');
1395: outflags &= ~MMAN_spc;
1396: return(1);
1.3 schwarze 1397: default:
1.32 schwarze 1398: return(1);
1.3 schwarze 1399: }
1.30 schwarze 1400: default:
1401: break;
1.1 schwarze 1402: }
1403: return(1);
1.30 schwarze 1404: }
1405:
1.47 schwarze 1406: /*
1407: * This function is called after closing out an indented block.
1408: * If we are inside an enclosing list, restore its indentation.
1409: */
1410: static void
1411: mid_it(void)
1412: {
1413: char buf[24];
1414:
1415: /* Nothing to do outside a list. */
1416: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1417: return;
1418:
1419: /* The indentation has already been set up. */
1420: if (Bl_stack_post[Bl_stack_len - 1])
1421: return;
1422:
1423: /* Restore the indentation of the enclosing list. */
1424: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1425: (void)snprintf(buf, sizeof(buf), "%zun",
1426: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1427: print_word(buf);
1428:
1429: /* Remeber to close out this .RS block later. */
1430: Bl_stack_post[Bl_stack_len - 1] = 1;
1431: }
1432:
1.30 schwarze 1433: static void
1434: post_it(DECL_ARGS)
1435: {
1436: const struct mdoc_node *bln;
1437:
1.33 schwarze 1438: bln = n->parent->parent;
1439:
1440: switch (n->type) {
1.62 schwarze 1441: case MDOC_HEAD:
1.30 schwarze 1442: switch (bln->norm->Bl.type) {
1.62 schwarze 1443: case LIST_diag:
1.30 schwarze 1444: outflags &= ~MMAN_spc;
1445: print_word("\\ ");
1446: break;
1.62 schwarze 1447: case LIST_ohang:
1.30 schwarze 1448: outflags |= MMAN_br;
1449: break;
1450: default:
1451: break;
1452: }
1.33 schwarze 1453: break;
1.62 schwarze 1454: case MDOC_BODY:
1.43 schwarze 1455: switch (bln->norm->Bl.type) {
1.62 schwarze 1456: case LIST_bullet:
1.43 schwarze 1457: /* FALLTHROUGH */
1.62 schwarze 1458: case LIST_dash:
1.43 schwarze 1459: /* FALLTHROUGH */
1.62 schwarze 1460: case LIST_hyphen:
1.43 schwarze 1461: /* FALLTHROUGH */
1.62 schwarze 1462: case LIST_enum:
1.43 schwarze 1463: /* FALLTHROUGH */
1.62 schwarze 1464: case LIST_hang:
1.43 schwarze 1465: /* FALLTHROUGH */
1.62 schwarze 1466: case LIST_tag:
1.43 schwarze 1467: assert(Bl_stack_len);
1468: Bl_stack[--Bl_stack_len] = 0;
1469:
1470: /*
1471: * Our indentation had to be restored
1.47 schwarze 1472: * after a child display or child list.
1.43 schwarze 1473: * Close out that indentation block now.
1474: */
1475: if (Bl_stack_post[Bl_stack_len]) {
1476: print_line(".RE", MMAN_nl);
1477: Bl_stack_post[Bl_stack_len] = 0;
1478: }
1479: break;
1.62 schwarze 1480: case LIST_column:
1.43 schwarze 1481: if (NULL != n->next) {
1482: putchar('\t');
1483: outflags &= ~MMAN_spc;
1484: }
1485: break;
1486: default:
1487: break;
1.33 schwarze 1488: }
1489: break;
1490: default:
1491: break;
1.30 schwarze 1492: }
1.14 schwarze 1493: }
1494:
1495: static void
1496: post_lb(DECL_ARGS)
1497: {
1498:
1.21 schwarze 1499: if (SEC_LIBRARY == n->sec)
1500: outflags |= MMAN_br;
1.24 schwarze 1501: }
1502:
1503: static int
1504: pre_lk(DECL_ARGS)
1505: {
1506: const struct mdoc_node *link, *descr;
1507:
1508: if (NULL == (link = n->child))
1509: return(0);
1510:
1511: if (NULL != (descr = link->next)) {
1.26 schwarze 1512: font_push('I');
1.24 schwarze 1513: while (NULL != descr) {
1514: print_word(descr->string);
1515: descr = descr->next;
1516: }
1517: print_word(":");
1.26 schwarze 1518: font_pop();
1.24 schwarze 1519: }
1520:
1.26 schwarze 1521: font_push('B');
1.24 schwarze 1522: print_word(link->string);
1.26 schwarze 1523: font_pop();
1.24 schwarze 1524: return(0);
1.60 schwarze 1525: }
1526:
1527: static int
1528: pre_ll(DECL_ARGS)
1529: {
1530:
1531: print_line(".ll", 0);
1532: return(1);
1.1 schwarze 1533: }
1534:
1535: static int
1.26 schwarze 1536: pre_li(DECL_ARGS)
1537: {
1538:
1539: font_push('R');
1540: return(1);
1541: }
1542:
1543: static int
1.1 schwarze 1544: pre_nm(DECL_ARGS)
1545: {
1.38 schwarze 1546: char *name;
1.1 schwarze 1547:
1.54 schwarze 1548: if (MDOC_BLOCK == n->type) {
1549: outflags |= MMAN_Bk;
1.23 schwarze 1550: pre_syn(n);
1.54 schwarze 1551: }
1.1 schwarze 1552: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1553: return(1);
1.42 schwarze 1554: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1555: if (NULL == name)
1.23 schwarze 1556: return(0);
1.38 schwarze 1557: if (MDOC_HEAD == n->type) {
1558: if (NULL == n->parent->prev)
1559: outflags |= MMAN_sp;
1560: print_block(".HP", 0);
1.53 schwarze 1561: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1562: outflags |= MMAN_nl;
1563: }
1.26 schwarze 1564: font_push('B');
1.1 schwarze 1565: if (NULL == n->child)
1.42 schwarze 1566: print_word(meta->name);
1.1 schwarze 1567: return(1);
1568: }
1569:
1570: static void
1571: post_nm(DECL_ARGS)
1572: {
1573:
1.54 schwarze 1574: switch (n->type) {
1.62 schwarze 1575: case MDOC_BLOCK:
1.54 schwarze 1576: outflags &= ~MMAN_Bk;
1577: break;
1.62 schwarze 1578: case MDOC_HEAD:
1.54 schwarze 1579: /* FALLTHROUGH */
1.62 schwarze 1580: case MDOC_ELEM:
1.67 schwarze 1581: if (n->child != NULL || meta->name != NULL)
1582: font_pop();
1.54 schwarze 1583: break;
1584: default:
1585: break;
1586: }
1.25 schwarze 1587: }
1588:
1589: static int
1590: pre_no(DECL_ARGS)
1591: {
1592:
1593: outflags |= MMAN_spc_force;
1594: return(1);
1.1 schwarze 1595: }
1596:
1597: static int
1598: pre_ns(DECL_ARGS)
1599: {
1600:
1.20 schwarze 1601: outflags &= ~MMAN_spc;
1.1 schwarze 1602: return(0);
1603: }
1604:
1.3 schwarze 1605: static void
1606: post_pf(DECL_ARGS)
1607: {
1608:
1.77 schwarze 1609: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
1610: outflags &= ~MMAN_spc;
1.3 schwarze 1611: }
1612:
1.1 schwarze 1613: static int
1614: pre_pp(DECL_ARGS)
1615: {
1616:
1.36 schwarze 1617: if (MDOC_It != n->parent->tok)
1618: outflags |= MMAN_PP;
1619: outflags |= MMAN_sp | MMAN_nl;
1620: outflags &= ~MMAN_br;
1.34 schwarze 1621: return(0);
1622: }
1623:
1624: static int
1625: pre_rs(DECL_ARGS)
1626: {
1627:
1628: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1629: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1630: outflags &= ~MMAN_br;
1.34 schwarze 1631: }
1632: return(1);
1.67 schwarze 1633: }
1634:
1635: static int
1636: pre_rv(DECL_ARGS)
1637: {
1638: int nchild;
1639:
1640: outflags |= MMAN_br | MMAN_nl;
1641:
1642: nchild = n->nchild;
1643: if (nchild > 0) {
1644: print_word("The");
1645:
1646: for (n = n->child; n; n = n->next) {
1647: font_push('B');
1648: print_word(n->string);
1649: font_pop();
1650:
1651: outflags &= ~MMAN_spc;
1652: print_word("()");
1653:
1654: if (n->next == NULL)
1655: continue;
1656:
1657: if (nchild > 2) {
1658: outflags &= ~MMAN_spc;
1659: print_word(",");
1660: }
1661: if (n->next->next == NULL)
1662: print_word("and");
1663: }
1664:
1665: if (nchild > 1)
1666: print_word("functions return");
1667: else
1668: print_word("function returns");
1669:
1670: print_word("the value\\~0 if successful;");
1671: } else
1672: print_word("Upon successful completion, "
1673: "the value\\~0 is returned;");
1674:
1675: print_word("otherwise the value\\~\\-1 is returned"
1676: " and the global variable");
1677:
1678: font_push('I');
1679: print_word("errno");
1680: font_pop();
1681:
1682: print_word("is set to indicate the error.");
1683: outflags |= MMAN_nl;
1.75 schwarze 1684: return(0);
1685: }
1686:
1687: static int
1688: pre_skip(DECL_ARGS)
1689: {
1690:
1.67 schwarze 1691: return(0);
1.12 schwarze 1692: }
1693:
1694: static int
1695: pre_sm(DECL_ARGS)
1696: {
1697:
1.65 schwarze 1698: if (NULL == n->child)
1699: outflags ^= MMAN_Sm;
1700: else if (0 == strcmp("on", n->child->string))
1701: outflags |= MMAN_Sm;
1.12 schwarze 1702: else
1.20 schwarze 1703: outflags &= ~MMAN_Sm;
1.65 schwarze 1704:
1705: if (MMAN_Sm & outflags)
1706: outflags |= MMAN_spc;
1707:
1.12 schwarze 1708: return(0);
1.1 schwarze 1709: }
1710:
1711: static int
1.3 schwarze 1712: pre_sp(DECL_ARGS)
1.1 schwarze 1713: {
1714:
1.41 schwarze 1715: if (MMAN_PP & outflags) {
1716: outflags &= ~MMAN_PP;
1.40 schwarze 1717: print_line(".PP", 0);
1.41 schwarze 1718: } else
1.40 schwarze 1719: print_line(".sp", 0);
1.1 schwarze 1720: return(1);
1721: }
1722:
1723: static void
1.3 schwarze 1724: post_sp(DECL_ARGS)
1.1 schwarze 1725: {
1726:
1.20 schwarze 1727: outflags |= MMAN_nl;
1.18 schwarze 1728: }
1729:
1730: static int
1.26 schwarze 1731: pre_sy(DECL_ARGS)
1732: {
1733:
1734: font_push('B');
1735: return(1);
1736: }
1737:
1738: static int
1.18 schwarze 1739: pre_vt(DECL_ARGS)
1740: {
1741:
1742: if (MDOC_SYNPRETTY & n->flags) {
1743: switch (n->type) {
1.62 schwarze 1744: case MDOC_BLOCK:
1.23 schwarze 1745: pre_syn(n);
1.18 schwarze 1746: return(1);
1.62 schwarze 1747: case MDOC_BODY:
1.18 schwarze 1748: break;
1749: default:
1750: return(0);
1751: }
1752: }
1.26 schwarze 1753: font_push('I');
1.18 schwarze 1754: return(1);
1755: }
1756:
1757: static void
1758: post_vt(DECL_ARGS)
1759: {
1760:
1.19 schwarze 1761: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1762: return;
1.26 schwarze 1763: font_pop();
1.1 schwarze 1764: }
1765:
1766: static int
1767: pre_xr(DECL_ARGS)
1768: {
1769:
1770: n = n->child;
1771: if (NULL == n)
1772: return(0);
1.42 schwarze 1773: print_node(meta, n);
1.1 schwarze 1774: n = n->next;
1775: if (NULL == n)
1776: return(0);
1.20 schwarze 1777: outflags &= ~MMAN_spc;
1778: print_word("(");
1.42 schwarze 1779: print_node(meta, n);
1.20 schwarze 1780: print_word(")");
1.1 schwarze 1781: return(0);
1.8 schwarze 1782: }
1783:
1784: static int
1785: pre_ux(DECL_ARGS)
1786: {
1787:
1.20 schwarze 1788: print_word(manacts[n->tok].prefix);
1.8 schwarze 1789: if (NULL == n->child)
1790: return(0);
1.20 schwarze 1791: outflags &= ~MMAN_spc;
1.45 schwarze 1792: print_word("\\ ");
1.20 schwarze 1793: outflags &= ~MMAN_spc;
1.8 schwarze 1794: return(1);
1.1 schwarze 1795: }
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