Annotation of mandoc/mdoc_man.c, Revision 1.77
1.77 ! schwarze 1: /* $Id: mdoc_man.c,v 1.76 2014/11/27 22:27:56 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;
437: else if (a2roffsu(v, &su, SCALE_MAX)) {
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:
1.63 schwarze 462: (void)snprintf(buf, sizeof(buf), "%zun", 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
1.35 schwarze 471: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 472: {
473: char buf[24];
474: struct roffsu su;
1.31 schwarze 475: size_t sz, chsz;
1.37 schwarze 476: int numeric, remain;
1.31 schwarze 477:
1.37 schwarze 478: numeric = 1;
479: remain = 0;
1.43 schwarze 480:
481: /* Convert v into a number (of characters). */
1.35 schwarze 482: if (NULL == v)
483: sz = defsz;
484: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 485: if (SCALE_EN == su.unit)
486: sz = su.scale;
487: else {
1.37 schwarze 488: sz = 0;
489: numeric = 0;
1.30 schwarze 490: }
491: } else
492: sz = strlen(v);
493:
1.37 schwarze 494: /* XXX Rough estimation, might have multiple parts. */
495: chsz = (NULL != child && MDOC_TEXT == child->type) ?
1.62 schwarze 496: strlen(child->string) : 0;
1.37 schwarze 497:
1.47 schwarze 498: /* Maybe we are inside an enclosing list? */
499: mid_it();
1.43 schwarze 500:
501: /*
502: * Save our own indentation,
503: * such that child lists can use it.
504: */
505: Bl_stack[Bl_stack_len++] = sz + 2;
506:
507: /* Set up the current list. */
1.37 schwarze 508: if (defsz && chsz > sz)
1.36 schwarze 509: print_block(".HP", 0);
1.37 schwarze 510: else {
1.36 schwarze 511: print_block(".TP", 0);
1.37 schwarze 512: remain = sz + 2;
513: }
514: if (numeric) {
1.63 schwarze 515: (void)snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 516: print_word(buf);
517: } else
518: print_word(v);
519: TPremain = remain;
1.30 schwarze 520: }
521:
1.59 schwarze 522: static void
1.30 schwarze 523: print_count(int *count)
524: {
1.63 schwarze 525: char buf[24];
1.30 schwarze 526:
1.63 schwarze 527: (void)snprintf(buf, sizeof(buf), "%d.", ++*count);
1.30 schwarze 528: print_word(buf);
529: }
530:
531: void
1.4 kristaps 532: man_man(void *arg, const struct man *man)
533: {
534:
1.5 kristaps 535: /*
536: * Dump the keep buffer.
537: * We're guaranteed by now that this exists (is non-NULL).
538: * Flush stdout afterward, just in case.
539: */
1.4 kristaps 540: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 541: fflush(stdout);
1.1 schwarze 542: }
543:
544: void
545: man_mdoc(void *arg, const struct mdoc *mdoc)
546: {
1.42 schwarze 547: const struct mdoc_meta *meta;
1.1 schwarze 548: const struct mdoc_node *n;
549:
1.42 schwarze 550: meta = mdoc_meta(mdoc);
1.1 schwarze 551: n = mdoc_node(mdoc);
552:
1.45 schwarze 553: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.68 schwarze 554: meta->title,
555: (meta->msec == NULL ? "" : meta->msec),
556: meta->date, meta->os, meta->vol);
1.1 schwarze 557:
1.45 schwarze 558: /* Disable hyphenation and if nroff, disable justification. */
559: printf(".nh\n.if n .ad l");
560:
1.20 schwarze 561: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 562: if (0 == fontqueue.size) {
563: fontqueue.size = 8;
564: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
565: *fontqueue.tail = 'R';
566: }
1.42 schwarze 567: print_node(meta, n);
1.3 schwarze 568: putchar('\n');
1.1 schwarze 569: }
570:
571: static void
572: print_node(DECL_ARGS)
573: {
1.52 schwarze 574: const struct mdoc_node *sub;
1.5 kristaps 575: const struct manact *act;
1.1 schwarze 576: int cond, do_sub;
1.46 schwarze 577:
1.5 kristaps 578: /*
579: * Break the line if we were parsed subsequent the current node.
580: * This makes the page structure be more consistent.
581: */
1.52 schwarze 582: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 583: outflags |= MMAN_nl;
1.1 schwarze 584:
1.5 kristaps 585: act = NULL;
1.1 schwarze 586: cond = 0;
587: do_sub = 1;
1.5 kristaps 588:
1.1 schwarze 589: if (MDOC_TEXT == n->type) {
1.5 kristaps 590: /*
591: * Make sure that we don't happen to start with a
592: * control character at the start of a line.
593: */
1.62 schwarze 594: if (MMAN_nl & outflags &&
595: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 596: print_word("");
597: printf("\\&");
1.20 schwarze 598: outflags &= ~MMAN_spc;
1.3 schwarze 599: }
1.73 schwarze 600: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMC))
601: outflags |= MMAN_spc_force;
1.20 schwarze 602: print_word(n->string);
1.73 schwarze 603: if (outflags & MMAN_Sm && ! (n->flags & MDOC_DELIMO))
604: outflags |= MMAN_spc;
1.1 schwarze 605: } else {
1.5 kristaps 606: /*
607: * Conditionally run the pre-node action handler for a
608: * node.
609: */
1.1 schwarze 610: act = manacts + n->tok;
1.76 schwarze 611: cond = act->cond == NULL || (*act->cond)(meta, n);
612: if (cond && act->pre && (n->end == ENDBODY_NOT || n->nchild))
1.42 schwarze 613: do_sub = (*act->pre)(meta, n);
1.1 schwarze 614: }
615:
1.62 schwarze 616: /*
1.5 kristaps 617: * Conditionally run all child nodes.
618: * Note that this iterates over children instead of using
619: * recursion. This prevents unnecessary depth in the stack.
620: */
1.1 schwarze 621: if (do_sub)
622: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 623: print_node(meta, sub);
1.1 schwarze 624:
1.5 kristaps 625: /*
626: * Lastly, conditionally run the post-node handler.
627: */
1.61 schwarze 628: if (MDOC_ENDED & n->flags)
629: return;
630:
1.1 schwarze 631: if (cond && act->post)
1.42 schwarze 632: (*act->post)(meta, n);
1.61 schwarze 633:
634: if (ENDBODY_NOT != n->end)
635: n->pending->flags |= MDOC_ENDED;
636:
637: if (ENDBODY_NOSPACE == n->end)
638: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 639: }
640:
641: static int
642: cond_head(DECL_ARGS)
643: {
1.5 kristaps 644:
1.1 schwarze 645: return(MDOC_HEAD == n->type);
646: }
647:
648: static int
649: cond_body(DECL_ARGS)
650: {
1.5 kristaps 651:
1.1 schwarze 652: return(MDOC_BODY == n->type);
653: }
654:
655: static int
656: pre_enc(DECL_ARGS)
657: {
1.5 kristaps 658: const char *prefix;
1.1 schwarze 659:
660: prefix = manacts[n->tok].prefix;
661: if (NULL == prefix)
662: return(1);
1.20 schwarze 663: print_word(prefix);
664: outflags &= ~MMAN_spc;
1.1 schwarze 665: return(1);
666: }
667:
668: static void
669: post_enc(DECL_ARGS)
670: {
671: const char *suffix;
672:
673: suffix = manacts[n->tok].suffix;
674: if (NULL == suffix)
675: return;
1.61 schwarze 676: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 677: print_word(suffix);
1.26 schwarze 678: }
679:
1.67 schwarze 680: static int
681: pre_ex(DECL_ARGS)
682: {
683: int nchild;
684:
685: outflags |= MMAN_br | MMAN_nl;
686:
687: print_word("The");
688:
689: nchild = n->nchild;
690: for (n = n->child; n; n = n->next) {
691: font_push('B');
692: print_word(n->string);
693: font_pop();
694:
695: if (n->next == NULL)
696: continue;
697:
698: if (nchild > 2) {
699: outflags &= ~MMAN_spc;
700: print_word(",");
701: }
702: if (n->next->next == NULL)
703: print_word("and");
704: }
705:
706: if (nchild > 1)
707: print_word("utilities exit\\~0");
708: else
709: print_word("utility exits\\~0");
710:
711: print_word("on success, and\\~>0 if an error occurs.");
712: outflags |= MMAN_nl;
713: return(0);
714: }
715:
1.26 schwarze 716: static void
717: post_font(DECL_ARGS)
718: {
719:
720: font_pop();
1.1 schwarze 721: }
722:
723: static void
724: post_percent(DECL_ARGS)
725: {
726:
1.34 schwarze 727: if (pre_em == manacts[n->tok].pre)
728: font_pop();
729: if (n->next) {
1.20 schwarze 730: print_word(",");
1.34 schwarze 731: if (n->prev && n->prev->tok == n->tok &&
732: n->next->tok == n->tok)
733: print_word("and");
734: } else {
1.20 schwarze 735: print_word(".");
736: outflags |= MMAN_nl;
1.1 schwarze 737: }
738: }
739:
1.34 schwarze 740: static int
741: pre__t(DECL_ARGS)
742: {
743:
1.62 schwarze 744: if (n->parent && MDOC_Rs == n->parent->tok &&
745: n->parent->norm->Rs.quote_T) {
1.37 schwarze 746: print_word("");
747: putchar('\"');
1.34 schwarze 748: outflags &= ~MMAN_spc;
749: } else
750: font_push('I');
751: return(1);
752: }
753:
754: static void
755: post__t(DECL_ARGS)
756: {
757:
1.62 schwarze 758: if (n->parent && MDOC_Rs == n->parent->tok &&
759: n->parent->norm->Rs.quote_T) {
1.34 schwarze 760: outflags &= ~MMAN_spc;
1.37 schwarze 761: print_word("");
762: putchar('\"');
1.34 schwarze 763: } else
764: font_pop();
1.42 schwarze 765: post_percent(meta, n);
1.34 schwarze 766: }
767:
1.5 kristaps 768: /*
769: * Print before a section header.
770: */
1.1 schwarze 771: static int
1.3 schwarze 772: pre_sect(DECL_ARGS)
773: {
774:
1.54 schwarze 775: if (MDOC_HEAD == n->type) {
1.46 schwarze 776: outflags |= MMAN_sp;
777: print_block(manacts[n->tok].prefix, 0);
778: print_word("");
779: putchar('\"');
780: outflags &= ~MMAN_spc;
781: }
1.3 schwarze 782: return(1);
783: }
784:
1.5 kristaps 785: /*
786: * Print subsequent a section header.
787: */
1.3 schwarze 788: static void
789: post_sect(DECL_ARGS)
790: {
791:
792: if (MDOC_HEAD != n->type)
793: return;
1.20 schwarze 794: outflags &= ~MMAN_spc;
1.37 schwarze 795: print_word("");
796: putchar('\"');
1.20 schwarze 797: outflags |= MMAN_nl;
1.22 schwarze 798: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
799: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
800: }
801:
1.23 schwarze 802: /* See mdoc_term.c, synopsis_pre() for comments. */
803: static void
804: pre_syn(const struct mdoc_node *n)
805: {
806:
807: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
808: return;
809:
810: if (n->prev->tok == n->tok &&
1.62 schwarze 811: MDOC_Ft != n->tok &&
812: MDOC_Fo != n->tok &&
813: MDOC_Fn != n->tok) {
1.23 schwarze 814: outflags |= MMAN_br;
815: return;
816: }
817:
818: switch (n->prev->tok) {
1.62 schwarze 819: case MDOC_Fd:
1.23 schwarze 820: /* FALLTHROUGH */
1.62 schwarze 821: case MDOC_Fn:
1.23 schwarze 822: /* FALLTHROUGH */
1.62 schwarze 823: case MDOC_Fo:
1.23 schwarze 824: /* FALLTHROUGH */
1.62 schwarze 825: case MDOC_In:
1.23 schwarze 826: /* FALLTHROUGH */
1.62 schwarze 827: case MDOC_Vt:
1.23 schwarze 828: outflags |= MMAN_sp;
829: break;
1.62 schwarze 830: case MDOC_Ft:
1.23 schwarze 831: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
832: outflags |= MMAN_sp;
833: break;
834: }
835: /* FALLTHROUGH */
836: default:
837: outflags |= MMAN_br;
838: break;
839: }
840: }
841:
1.22 schwarze 842: static int
843: pre_an(DECL_ARGS)
844: {
845:
846: switch (n->norm->An.auth) {
1.62 schwarze 847: case AUTH_split:
1.22 schwarze 848: outflags &= ~MMAN_An_nosplit;
849: outflags |= MMAN_An_split;
850: return(0);
1.62 schwarze 851: case AUTH_nosplit:
1.22 schwarze 852: outflags &= ~MMAN_An_split;
853: outflags |= MMAN_An_nosplit;
854: return(0);
855: default:
856: if (MMAN_An_split & outflags)
857: outflags |= MMAN_br;
858: else if (SEC_AUTHORS == n->sec &&
859: ! (MMAN_An_nosplit & outflags))
860: outflags |= MMAN_An_split;
861: return(1);
862: }
1.3 schwarze 863: }
864:
865: static int
866: pre_ap(DECL_ARGS)
867: {
868:
1.20 schwarze 869: outflags &= ~MMAN_spc;
870: print_word("'");
871: outflags &= ~MMAN_spc;
1.3 schwarze 872: return(0);
1.74 schwarze 873: }
874:
875: static int
876: pre_aq(DECL_ARGS)
877: {
878:
879: print_word(n->parent->prev != NULL &&
880: n->parent->prev->tok == MDOC_An ? "<" : "\\(la");
881: outflags &= ~MMAN_spc;
882: return(1);
883: }
884:
885: static void
886: post_aq(DECL_ARGS)
887: {
888:
889: outflags &= ~(MMAN_spc | MMAN_nl);
890: print_word(n->parent->prev != NULL &&
891: n->parent->prev->tok == MDOC_An ? ">" : "\\(ra");
1.3 schwarze 892: }
893:
894: static int
895: pre_bd(DECL_ARGS)
896: {
897:
1.36 schwarze 898: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
899:
900: if (DISP_unfilled == n->norm->Bd.type ||
901: DISP_literal == n->norm->Bd.type)
902: print_line(".nf", 0);
903: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 904: outflags |= MMAN_sp;
1.71 schwarze 905: print_offs(n->norm->Bd.offs, 1);
1.3 schwarze 906: return(1);
907: }
908:
909: static void
910: post_bd(DECL_ARGS)
911: {
912:
1.43 schwarze 913: /* Close out this display. */
1.36 schwarze 914: print_line(".RE", MMAN_nl);
1.3 schwarze 915: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 916: DISP_literal == n->norm->Bd.type)
917: print_line(".fi", MMAN_nl);
1.43 schwarze 918:
1.47 schwarze 919: /* Maybe we are inside an enclosing list? */
920: if (NULL != n->parent->next)
921: mid_it();
1.13 schwarze 922: }
923:
924: static int
1.27 schwarze 925: pre_bf(DECL_ARGS)
926: {
927:
928: switch (n->type) {
1.62 schwarze 929: case MDOC_BLOCK:
1.27 schwarze 930: return(1);
1.62 schwarze 931: case MDOC_BODY:
1.27 schwarze 932: break;
933: default:
934: return(0);
935: }
936: switch (n->norm->Bf.font) {
1.62 schwarze 937: case FONT_Em:
1.27 schwarze 938: font_push('I');
939: break;
1.62 schwarze 940: case FONT_Sy:
1.27 schwarze 941: font_push('B');
942: break;
943: default:
944: font_push('R');
945: break;
946: }
947: return(1);
948: }
949:
950: static void
951: post_bf(DECL_ARGS)
952: {
953:
954: if (MDOC_BODY == n->type)
955: font_pop();
956: }
957:
958: static int
1.13 schwarze 959: pre_bk(DECL_ARGS)
960: {
961:
962: switch (n->type) {
1.62 schwarze 963: case MDOC_BLOCK:
1.13 schwarze 964: return(1);
1.62 schwarze 965: case MDOC_BODY:
1.20 schwarze 966: outflags |= MMAN_Bk;
1.13 schwarze 967: return(1);
968: default:
969: return(0);
970: }
971: }
972:
973: static void
974: post_bk(DECL_ARGS)
975: {
976:
1.54 schwarze 977: if (MDOC_BODY == n->type)
1.20 schwarze 978: outflags &= ~MMAN_Bk;
1.3 schwarze 979: }
980:
981: static int
1.30 schwarze 982: pre_bl(DECL_ARGS)
983: {
1.33 schwarze 984: size_t icol;
1.30 schwarze 985:
1.49 schwarze 986: /*
987: * print_offs() will increase the -offset to account for
988: * a possible enclosing .It, but any enclosed .It blocks
989: * just nest and do not add up their indentation.
990: */
991: if (n->norm->Bl.offs) {
1.71 schwarze 992: print_offs(n->norm->Bl.offs, 0);
1.49 schwarze 993: Bl_stack[Bl_stack_len++] = 0;
994: }
995:
1.33 schwarze 996: switch (n->norm->Bl.type) {
1.62 schwarze 997: case LIST_enum:
1.30 schwarze 998: n->norm->Bl.count = 0;
1.33 schwarze 999: return(1);
1.62 schwarze 1000: case LIST_column:
1.33 schwarze 1001: break;
1002: default:
1003: return(1);
1004: }
1005:
1.36 schwarze 1006: print_line(".TS", MMAN_nl);
1.33 schwarze 1007: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
1008: print_word("l");
1009: print_word(".");
1.36 schwarze 1010: outflags |= MMAN_nl;
1.30 schwarze 1011: return(1);
1012: }
1013:
1014: static void
1015: post_bl(DECL_ARGS)
1016: {
1017:
1.33 schwarze 1018: switch (n->norm->Bl.type) {
1.62 schwarze 1019: case LIST_column:
1.36 schwarze 1020: print_line(".TE", 0);
1021: break;
1.62 schwarze 1022: case LIST_enum:
1.33 schwarze 1023: n->norm->Bl.count = 0;
1024: break;
1025: default:
1026: break;
1027: }
1.49 schwarze 1028:
1029: if (n->norm->Bl.offs) {
1030: print_line(".RE", MMAN_nl);
1031: assert(Bl_stack_len);
1032: Bl_stack_len--;
1033: assert(0 == Bl_stack[Bl_stack_len]);
1034: } else {
1035: outflags |= MMAN_PP | MMAN_nl;
1036: outflags &= ~(MMAN_sp | MMAN_br);
1037: }
1.47 schwarze 1038:
1039: /* Maybe we are inside an enclosing list? */
1040: if (NULL != n->parent->next)
1041: mid_it();
1042:
1.30 schwarze 1043: }
1044:
1045: static int
1.3 schwarze 1046: pre_br(DECL_ARGS)
1047: {
1048:
1.21 schwarze 1049: outflags |= MMAN_br;
1.3 schwarze 1050: return(0);
1051: }
1052:
1053: static int
1.8 schwarze 1054: pre_bx(DECL_ARGS)
1055: {
1056:
1057: n = n->child;
1058: if (n) {
1.20 schwarze 1059: print_word(n->string);
1060: outflags &= ~MMAN_spc;
1.8 schwarze 1061: n = n->next;
1062: }
1.20 schwarze 1063: print_word("BSD");
1.8 schwarze 1064: if (NULL == n)
1065: return(0);
1.20 schwarze 1066: outflags &= ~MMAN_spc;
1067: print_word("-");
1068: outflags &= ~MMAN_spc;
1069: print_word(n->string);
1.8 schwarze 1070: return(0);
1071: }
1072:
1073: static int
1.1 schwarze 1074: pre_dl(DECL_ARGS)
1075: {
1076:
1.71 schwarze 1077: print_offs("6n", 0);
1.1 schwarze 1078: return(1);
1079: }
1080:
1081: static void
1082: post_dl(DECL_ARGS)
1083: {
1084:
1.36 schwarze 1085: print_line(".RE", MMAN_nl);
1.47 schwarze 1086:
1087: /* Maybe we are inside an enclosing list? */
1088: if (NULL != n->parent->next)
1089: mid_it();
1.16 schwarze 1090: }
1091:
1092: static int
1.26 schwarze 1093: pre_em(DECL_ARGS)
1094: {
1095:
1096: font_push('I');
1097: return(1);
1.28 schwarze 1098: }
1099:
1.64 schwarze 1100: static int
1101: pre_en(DECL_ARGS)
1102: {
1103:
1104: if (NULL == n->norm->Es ||
1105: NULL == n->norm->Es->child)
1106: return(1);
1107:
1108: print_word(n->norm->Es->child->string);
1109: outflags &= ~MMAN_spc;
1110: return(1);
1111: }
1112:
1113: static void
1114: post_en(DECL_ARGS)
1115: {
1116:
1117: if (NULL == n->norm->Es ||
1118: NULL == n->norm->Es->child ||
1119: NULL == n->norm->Es->child->next)
1120: return;
1121:
1122: outflags &= ~MMAN_spc;
1123: print_word(n->norm->Es->child->next->string);
1124: return;
1125: }
1126:
1.76 schwarze 1127: static int
1128: pre_eo(DECL_ARGS)
1129: {
1130:
1131: outflags &= ~(MMAN_spc | MMAN_nl);
1132: return(1);
1133: }
1134:
1.28 schwarze 1135: static void
1136: post_eo(DECL_ARGS)
1137: {
1138:
1.76 schwarze 1139: if (n->end != ENDBODY_SPACE)
1.28 schwarze 1140: outflags &= ~MMAN_spc;
1.64 schwarze 1141: }
1142:
1143: static int
1.17 schwarze 1144: pre_fa(DECL_ARGS)
1145: {
1.57 schwarze 1146: int am_Fa;
1.17 schwarze 1147:
1.57 schwarze 1148: am_Fa = MDOC_Fa == n->tok;
1149:
1150: if (am_Fa)
1.17 schwarze 1151: n = n->child;
1152:
1153: while (NULL != n) {
1.26 schwarze 1154: font_push('I');
1.57 schwarze 1155: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1156: outflags |= MMAN_nbrword;
1.42 schwarze 1157: print_node(meta, n);
1.26 schwarze 1158: font_pop();
1.17 schwarze 1159: if (NULL != (n = n->next))
1.20 schwarze 1160: print_word(",");
1.17 schwarze 1161: }
1162: return(0);
1163: }
1164:
1165: static void
1166: post_fa(DECL_ARGS)
1167: {
1168:
1169: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1170: print_word(",");
1.29 schwarze 1171: }
1172:
1173: static int
1174: pre_fd(DECL_ARGS)
1175: {
1176:
1177: pre_syn(n);
1178: font_push('B');
1179: return(1);
1180: }
1181:
1182: static void
1183: post_fd(DECL_ARGS)
1184: {
1185:
1186: font_pop();
1187: outflags |= MMAN_br;
1.17 schwarze 1188: }
1189:
1190: static int
1.26 schwarze 1191: pre_fl(DECL_ARGS)
1192: {
1193:
1194: font_push('B');
1.45 schwarze 1195: print_word("\\-");
1.70 schwarze 1196: if (n->nchild)
1197: outflags &= ~MMAN_spc;
1.26 schwarze 1198: return(1);
1199: }
1200:
1201: static void
1202: post_fl(DECL_ARGS)
1203: {
1204:
1205: font_pop();
1.70 schwarze 1206: if ( ! (n->nchild ||
1207: n->next == NULL ||
1208: n->next->type == MDOC_TEXT ||
1209: n->next->flags & MDOC_LINE))
1.26 schwarze 1210: outflags &= ~MMAN_spc;
1211: }
1212:
1213: static int
1.16 schwarze 1214: pre_fn(DECL_ARGS)
1215: {
1216:
1.23 schwarze 1217: pre_syn(n);
1218:
1.16 schwarze 1219: n = n->child;
1220: if (NULL == n)
1221: return(0);
1222:
1.55 schwarze 1223: if (MDOC_SYNPRETTY & n->flags)
1224: print_block(".HP 4n", MMAN_nl);
1225:
1.26 schwarze 1226: font_push('B');
1.42 schwarze 1227: print_node(meta, n);
1.26 schwarze 1228: font_pop();
1.20 schwarze 1229: outflags &= ~MMAN_spc;
1.26 schwarze 1230: print_word("(");
1.20 schwarze 1231: outflags &= ~MMAN_spc;
1.35 schwarze 1232:
1233: n = n->next;
1234: if (NULL != n)
1.42 schwarze 1235: pre_fa(meta, n);
1.35 schwarze 1236: return(0);
1.16 schwarze 1237: }
1238:
1239: static void
1240: post_fn(DECL_ARGS)
1241: {
1242:
1.20 schwarze 1243: print_word(")");
1.16 schwarze 1244: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1245: print_word(";");
1.55 schwarze 1246: outflags |= MMAN_PP;
1.17 schwarze 1247: }
1248: }
1249:
1250: static int
1251: pre_fo(DECL_ARGS)
1252: {
1253:
1254: switch (n->type) {
1.62 schwarze 1255: case MDOC_BLOCK:
1.23 schwarze 1256: pre_syn(n);
1257: break;
1.62 schwarze 1258: case MDOC_HEAD:
1.57 schwarze 1259: if (MDOC_SYNPRETTY & n->flags)
1260: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1261: font_push('B');
1.17 schwarze 1262: break;
1.62 schwarze 1263: case MDOC_BODY:
1.20 schwarze 1264: outflags &= ~MMAN_spc;
1265: print_word("(");
1266: outflags &= ~MMAN_spc;
1.17 schwarze 1267: break;
1268: default:
1269: break;
1270: }
1271: return(1);
1272: }
1.57 schwarze 1273:
1.17 schwarze 1274: static void
1275: post_fo(DECL_ARGS)
1276: {
1277:
1278: switch (n->type) {
1.62 schwarze 1279: case MDOC_HEAD:
1.26 schwarze 1280: font_pop();
1.17 schwarze 1281: break;
1.62 schwarze 1282: case MDOC_BODY:
1.42 schwarze 1283: post_fn(meta, n);
1.17 schwarze 1284: break;
1285: default:
1286: break;
1.16 schwarze 1287: }
1.15 schwarze 1288: }
1289:
1290: static int
1.23 schwarze 1291: pre_ft(DECL_ARGS)
1292: {
1293:
1294: pre_syn(n);
1.26 schwarze 1295: font_push('I');
1.23 schwarze 1296: return(1);
1297: }
1298:
1299: static int
1.15 schwarze 1300: pre_in(DECL_ARGS)
1301: {
1302:
1303: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1304: pre_syn(n);
1.26 schwarze 1305: font_push('B');
1306: print_word("#include <");
1307: outflags &= ~MMAN_spc;
1308: } else {
1309: print_word("<");
1310: outflags &= ~MMAN_spc;
1311: font_push('I');
1312: }
1.15 schwarze 1313: return(1);
1314: }
1315:
1316: static void
1317: post_in(DECL_ARGS)
1318: {
1319:
1320: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1321: outflags &= ~MMAN_spc;
1322: print_word(">");
1323: font_pop();
1.21 schwarze 1324: outflags |= MMAN_br;
1.26 schwarze 1325: } else {
1326: font_pop();
1327: outflags &= ~MMAN_spc;
1328: print_word(">");
1329: }
1.1 schwarze 1330: }
1331:
1332: static int
1333: pre_it(DECL_ARGS)
1334: {
1335: const struct mdoc_node *bln;
1336:
1.30 schwarze 1337: switch (n->type) {
1.62 schwarze 1338: case MDOC_HEAD:
1.36 schwarze 1339: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1340: bln = n->parent->parent;
1.36 schwarze 1341: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1342: (NULL == n->parent->prev &&
1343: NULL == bln->parent->prev))
1.36 schwarze 1344: outflags |= MMAN_sp;
1345: outflags &= ~MMAN_br;
1.3 schwarze 1346: switch (bln->norm->Bl.type) {
1.62 schwarze 1347: case LIST_item:
1.30 schwarze 1348: return(0);
1.62 schwarze 1349: case LIST_inset:
1.30 schwarze 1350: /* FALLTHROUGH */
1.62 schwarze 1351: case LIST_diag:
1.30 schwarze 1352: /* FALLTHROUGH */
1.62 schwarze 1353: case LIST_ohang:
1.30 schwarze 1354: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1355: print_line(".B \"", 0);
1.30 schwarze 1356: else
1.36 schwarze 1357: print_line(".R \"", 0);
1.30 schwarze 1358: outflags &= ~MMAN_spc;
1359: return(1);
1.62 schwarze 1360: case LIST_bullet:
1.30 schwarze 1361: /* FALLTHROUGH */
1.62 schwarze 1362: case LIST_dash:
1.30 schwarze 1363: /* FALLTHROUGH */
1.62 schwarze 1364: case LIST_hyphen:
1.35 schwarze 1365: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1366: TPremain = 0;
1.30 schwarze 1367: outflags |= MMAN_nl;
1368: font_push('B');
1369: if (LIST_bullet == bln->norm->Bl.type)
1.72 schwarze 1370: print_word("\\(bu");
1.30 schwarze 1371: else
1372: print_word("-");
1373: font_pop();
1.66 schwarze 1374: outflags |= MMAN_nl;
1375: return(0);
1.62 schwarze 1376: case LIST_enum:
1.35 schwarze 1377: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1378: TPremain = 0;
1.30 schwarze 1379: outflags |= MMAN_nl;
1380: print_count(&bln->norm->Bl.count);
1.66 schwarze 1381: outflags |= MMAN_nl;
1382: return(0);
1.62 schwarze 1383: case LIST_hang:
1.35 schwarze 1384: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1385: TPremain = 0;
1.66 schwarze 1386: outflags |= MMAN_nl;
1387: return(1);
1.62 schwarze 1388: case LIST_tag:
1.37 schwarze 1389: print_width(bln->norm->Bl.width, n->child, 0);
1390: putchar('\n');
1391: outflags &= ~MMAN_spc;
1392: return(1);
1.3 schwarze 1393: default:
1.32 schwarze 1394: return(1);
1.3 schwarze 1395: }
1.30 schwarze 1396: default:
1397: break;
1.1 schwarze 1398: }
1399: return(1);
1.30 schwarze 1400: }
1401:
1.47 schwarze 1402: /*
1403: * This function is called after closing out an indented block.
1404: * If we are inside an enclosing list, restore its indentation.
1405: */
1406: static void
1407: mid_it(void)
1408: {
1409: char buf[24];
1410:
1411: /* Nothing to do outside a list. */
1412: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1413: return;
1414:
1415: /* The indentation has already been set up. */
1416: if (Bl_stack_post[Bl_stack_len - 1])
1417: return;
1418:
1419: /* Restore the indentation of the enclosing list. */
1420: print_line(".RS", MMAN_Bk_susp);
1.63 schwarze 1421: (void)snprintf(buf, sizeof(buf), "%zun",
1422: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1423: print_word(buf);
1424:
1425: /* Remeber to close out this .RS block later. */
1426: Bl_stack_post[Bl_stack_len - 1] = 1;
1427: }
1428:
1.30 schwarze 1429: static void
1430: post_it(DECL_ARGS)
1431: {
1432: const struct mdoc_node *bln;
1433:
1.33 schwarze 1434: bln = n->parent->parent;
1435:
1436: switch (n->type) {
1.62 schwarze 1437: case MDOC_HEAD:
1.30 schwarze 1438: switch (bln->norm->Bl.type) {
1.62 schwarze 1439: case LIST_diag:
1.30 schwarze 1440: outflags &= ~MMAN_spc;
1441: print_word("\\ ");
1442: break;
1.62 schwarze 1443: case LIST_ohang:
1.30 schwarze 1444: outflags |= MMAN_br;
1445: break;
1446: default:
1447: break;
1448: }
1.33 schwarze 1449: break;
1.62 schwarze 1450: case MDOC_BODY:
1.43 schwarze 1451: switch (bln->norm->Bl.type) {
1.62 schwarze 1452: case LIST_bullet:
1.43 schwarze 1453: /* FALLTHROUGH */
1.62 schwarze 1454: case LIST_dash:
1.43 schwarze 1455: /* FALLTHROUGH */
1.62 schwarze 1456: case LIST_hyphen:
1.43 schwarze 1457: /* FALLTHROUGH */
1.62 schwarze 1458: case LIST_enum:
1.43 schwarze 1459: /* FALLTHROUGH */
1.62 schwarze 1460: case LIST_hang:
1.43 schwarze 1461: /* FALLTHROUGH */
1.62 schwarze 1462: case LIST_tag:
1.43 schwarze 1463: assert(Bl_stack_len);
1464: Bl_stack[--Bl_stack_len] = 0;
1465:
1466: /*
1467: * Our indentation had to be restored
1.47 schwarze 1468: * after a child display or child list.
1.43 schwarze 1469: * Close out that indentation block now.
1470: */
1471: if (Bl_stack_post[Bl_stack_len]) {
1472: print_line(".RE", MMAN_nl);
1473: Bl_stack_post[Bl_stack_len] = 0;
1474: }
1475: break;
1.62 schwarze 1476: case LIST_column:
1.43 schwarze 1477: if (NULL != n->next) {
1478: putchar('\t');
1479: outflags &= ~MMAN_spc;
1480: }
1481: break;
1482: default:
1483: break;
1.33 schwarze 1484: }
1485: break;
1486: default:
1487: break;
1.30 schwarze 1488: }
1.14 schwarze 1489: }
1490:
1491: static void
1492: post_lb(DECL_ARGS)
1493: {
1494:
1.21 schwarze 1495: if (SEC_LIBRARY == n->sec)
1496: outflags |= MMAN_br;
1.24 schwarze 1497: }
1498:
1499: static int
1500: pre_lk(DECL_ARGS)
1501: {
1502: const struct mdoc_node *link, *descr;
1503:
1504: if (NULL == (link = n->child))
1505: return(0);
1506:
1507: if (NULL != (descr = link->next)) {
1.26 schwarze 1508: font_push('I');
1.24 schwarze 1509: while (NULL != descr) {
1510: print_word(descr->string);
1511: descr = descr->next;
1512: }
1513: print_word(":");
1.26 schwarze 1514: font_pop();
1.24 schwarze 1515: }
1516:
1.26 schwarze 1517: font_push('B');
1.24 schwarze 1518: print_word(link->string);
1.26 schwarze 1519: font_pop();
1.24 schwarze 1520: return(0);
1.60 schwarze 1521: }
1522:
1523: static int
1524: pre_ll(DECL_ARGS)
1525: {
1526:
1527: print_line(".ll", 0);
1528: return(1);
1.1 schwarze 1529: }
1530:
1531: static int
1.26 schwarze 1532: pre_li(DECL_ARGS)
1533: {
1534:
1535: font_push('R');
1536: return(1);
1537: }
1538:
1539: static int
1.1 schwarze 1540: pre_nm(DECL_ARGS)
1541: {
1.38 schwarze 1542: char *name;
1.1 schwarze 1543:
1.54 schwarze 1544: if (MDOC_BLOCK == n->type) {
1545: outflags |= MMAN_Bk;
1.23 schwarze 1546: pre_syn(n);
1.54 schwarze 1547: }
1.1 schwarze 1548: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1549: return(1);
1.42 schwarze 1550: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1551: if (NULL == name)
1.23 schwarze 1552: return(0);
1.38 schwarze 1553: if (MDOC_HEAD == n->type) {
1554: if (NULL == n->parent->prev)
1555: outflags |= MMAN_sp;
1556: print_block(".HP", 0);
1.53 schwarze 1557: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1558: outflags |= MMAN_nl;
1559: }
1.26 schwarze 1560: font_push('B');
1.1 schwarze 1561: if (NULL == n->child)
1.42 schwarze 1562: print_word(meta->name);
1.1 schwarze 1563: return(1);
1564: }
1565:
1566: static void
1567: post_nm(DECL_ARGS)
1568: {
1569:
1.54 schwarze 1570: switch (n->type) {
1.62 schwarze 1571: case MDOC_BLOCK:
1.54 schwarze 1572: outflags &= ~MMAN_Bk;
1573: break;
1.62 schwarze 1574: case MDOC_HEAD:
1.54 schwarze 1575: /* FALLTHROUGH */
1.62 schwarze 1576: case MDOC_ELEM:
1.67 schwarze 1577: if (n->child != NULL || meta->name != NULL)
1578: font_pop();
1.54 schwarze 1579: break;
1580: default:
1581: break;
1582: }
1.25 schwarze 1583: }
1584:
1585: static int
1586: pre_no(DECL_ARGS)
1587: {
1588:
1589: outflags |= MMAN_spc_force;
1590: return(1);
1.1 schwarze 1591: }
1592:
1593: static int
1594: pre_ns(DECL_ARGS)
1595: {
1596:
1.20 schwarze 1597: outflags &= ~MMAN_spc;
1.1 schwarze 1598: return(0);
1599: }
1600:
1.3 schwarze 1601: static void
1602: post_pf(DECL_ARGS)
1603: {
1604:
1.77 ! schwarze 1605: if ( ! (n->next == NULL || n->next->flags & MDOC_LINE))
! 1606: outflags &= ~MMAN_spc;
1.3 schwarze 1607: }
1608:
1.1 schwarze 1609: static int
1610: pre_pp(DECL_ARGS)
1611: {
1612:
1.36 schwarze 1613: if (MDOC_It != n->parent->tok)
1614: outflags |= MMAN_PP;
1615: outflags |= MMAN_sp | MMAN_nl;
1616: outflags &= ~MMAN_br;
1.34 schwarze 1617: return(0);
1618: }
1619:
1620: static int
1621: pre_rs(DECL_ARGS)
1622: {
1623:
1624: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1625: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1626: outflags &= ~MMAN_br;
1.34 schwarze 1627: }
1628: return(1);
1.67 schwarze 1629: }
1630:
1631: static int
1632: pre_rv(DECL_ARGS)
1633: {
1634: int nchild;
1635:
1636: outflags |= MMAN_br | MMAN_nl;
1637:
1638: nchild = n->nchild;
1639: if (nchild > 0) {
1640: print_word("The");
1641:
1642: for (n = n->child; n; n = n->next) {
1643: font_push('B');
1644: print_word(n->string);
1645: font_pop();
1646:
1647: outflags &= ~MMAN_spc;
1648: print_word("()");
1649:
1650: if (n->next == NULL)
1651: continue;
1652:
1653: if (nchild > 2) {
1654: outflags &= ~MMAN_spc;
1655: print_word(",");
1656: }
1657: if (n->next->next == NULL)
1658: print_word("and");
1659: }
1660:
1661: if (nchild > 1)
1662: print_word("functions return");
1663: else
1664: print_word("function returns");
1665:
1666: print_word("the value\\~0 if successful;");
1667: } else
1668: print_word("Upon successful completion, "
1669: "the value\\~0 is returned;");
1670:
1671: print_word("otherwise the value\\~\\-1 is returned"
1672: " and the global variable");
1673:
1674: font_push('I');
1675: print_word("errno");
1676: font_pop();
1677:
1678: print_word("is set to indicate the error.");
1679: outflags |= MMAN_nl;
1.75 schwarze 1680: return(0);
1681: }
1682:
1683: static int
1684: pre_skip(DECL_ARGS)
1685: {
1686:
1.67 schwarze 1687: return(0);
1.12 schwarze 1688: }
1689:
1690: static int
1691: pre_sm(DECL_ARGS)
1692: {
1693:
1.65 schwarze 1694: if (NULL == n->child)
1695: outflags ^= MMAN_Sm;
1696: else if (0 == strcmp("on", n->child->string))
1697: outflags |= MMAN_Sm;
1.12 schwarze 1698: else
1.20 schwarze 1699: outflags &= ~MMAN_Sm;
1.65 schwarze 1700:
1701: if (MMAN_Sm & outflags)
1702: outflags |= MMAN_spc;
1703:
1.12 schwarze 1704: return(0);
1.1 schwarze 1705: }
1706:
1707: static int
1.3 schwarze 1708: pre_sp(DECL_ARGS)
1.1 schwarze 1709: {
1710:
1.41 schwarze 1711: if (MMAN_PP & outflags) {
1712: outflags &= ~MMAN_PP;
1.40 schwarze 1713: print_line(".PP", 0);
1.41 schwarze 1714: } else
1.40 schwarze 1715: print_line(".sp", 0);
1.1 schwarze 1716: return(1);
1717: }
1718:
1719: static void
1.3 schwarze 1720: post_sp(DECL_ARGS)
1.1 schwarze 1721: {
1722:
1.20 schwarze 1723: outflags |= MMAN_nl;
1.18 schwarze 1724: }
1725:
1726: static int
1.26 schwarze 1727: pre_sy(DECL_ARGS)
1728: {
1729:
1730: font_push('B');
1731: return(1);
1732: }
1733:
1734: static int
1.18 schwarze 1735: pre_vt(DECL_ARGS)
1736: {
1737:
1738: if (MDOC_SYNPRETTY & n->flags) {
1739: switch (n->type) {
1.62 schwarze 1740: case MDOC_BLOCK:
1.23 schwarze 1741: pre_syn(n);
1.18 schwarze 1742: return(1);
1.62 schwarze 1743: case MDOC_BODY:
1.18 schwarze 1744: break;
1745: default:
1746: return(0);
1747: }
1748: }
1.26 schwarze 1749: font_push('I');
1.18 schwarze 1750: return(1);
1751: }
1752:
1753: static void
1754: post_vt(DECL_ARGS)
1755: {
1756:
1.19 schwarze 1757: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1758: return;
1.26 schwarze 1759: font_pop();
1.1 schwarze 1760: }
1761:
1762: static int
1763: pre_xr(DECL_ARGS)
1764: {
1765:
1766: n = n->child;
1767: if (NULL == n)
1768: return(0);
1.42 schwarze 1769: print_node(meta, n);
1.1 schwarze 1770: n = n->next;
1771: if (NULL == n)
1772: return(0);
1.20 schwarze 1773: outflags &= ~MMAN_spc;
1774: print_word("(");
1.42 schwarze 1775: print_node(meta, n);
1.20 schwarze 1776: print_word(")");
1.1 schwarze 1777: return(0);
1.8 schwarze 1778: }
1779:
1780: static int
1781: pre_ux(DECL_ARGS)
1782: {
1783:
1.20 schwarze 1784: print_word(manacts[n->tok].prefix);
1.8 schwarze 1785: if (NULL == n->child)
1786: return(0);
1.20 schwarze 1787: outflags &= ~MMAN_spc;
1.45 schwarze 1788: print_word("\\ ");
1.20 schwarze 1789: outflags &= ~MMAN_spc;
1.8 schwarze 1790: return(1);
1.1 schwarze 1791: }
CVSweb