Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.105
1.105 ! schwarze 1: /* $OpenBSD: mdoc_man.c,v 1.104 2017/04/14 18:24:15 schwarze Exp $ */
1.1 schwarze 2: /*
1.95 schwarze 3: * Copyright (c) 2011-2017 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: */
1.69 schwarze 17: #include <sys/types.h>
18:
1.9 schwarze 19: #include <assert.h>
1.1 schwarze 20: #include <stdio.h>
21: #include <string.h>
22:
1.87 schwarze 23: #include "mandoc_aux.h"
1.1 schwarze 24: #include "mandoc.h"
1.87 schwarze 25: #include "roff.h"
26: #include "mdoc.h"
27: #include "man.h"
1.8 schwarze 28: #include "out.h"
1.1 schwarze 29: #include "main.h"
30:
1.89 schwarze 31: #define DECL_ARGS const struct roff_meta *meta, struct roff_node *n
1.1 schwarze 32:
33: struct manact {
1.4 schwarze 34: int (*cond)(DECL_ARGS); /* DON'T run actions */
35: int (*pre)(DECL_ARGS); /* pre-node action */
36: void (*post)(DECL_ARGS); /* post-node action */
37: const char *prefix; /* pre-node string constant */
38: const char *suffix; /* post-node string constant */
1.1 schwarze 39: };
40:
1.4 schwarze 41: static int cond_body(DECL_ARGS);
1.1 schwarze 42: static int cond_head(DECL_ARGS);
1.24 schwarze 43: static void font_push(char);
44: static void font_pop(void);
1.46 schwarze 45: static void mid_it(void);
1.32 schwarze 46: static void post__t(DECL_ARGS);
1.72 schwarze 47: static void post_aq(DECL_ARGS);
1.4 schwarze 48: static void post_bd(DECL_ARGS);
1.25 schwarze 49: static void post_bf(DECL_ARGS);
1.10 schwarze 50: static void post_bk(DECL_ARGS);
1.28 schwarze 51: static void post_bl(DECL_ARGS);
1.4 schwarze 52: static void post_dl(DECL_ARGS);
1.63 schwarze 53: static void post_en(DECL_ARGS);
1.1 schwarze 54: static void post_enc(DECL_ARGS);
1.26 schwarze 55: static void post_eo(DECL_ARGS);
1.14 schwarze 56: static void post_fa(DECL_ARGS);
1.27 schwarze 57: static void post_fd(DECL_ARGS);
1.24 schwarze 58: static void post_fl(DECL_ARGS);
1.13 schwarze 59: static void post_fn(DECL_ARGS);
1.14 schwarze 60: static void post_fo(DECL_ARGS);
1.24 schwarze 61: static void post_font(DECL_ARGS);
1.12 schwarze 62: static void post_in(DECL_ARGS);
1.28 schwarze 63: static void post_it(DECL_ARGS);
1.11 schwarze 64: static void post_lb(DECL_ARGS);
1.4 schwarze 65: static void post_nm(DECL_ARGS);
1.1 schwarze 66: static void post_percent(DECL_ARGS);
1.4 schwarze 67: static void post_pf(DECL_ARGS);
1.3 schwarze 68: static void post_sect(DECL_ARGS);
1.4 schwarze 69: static void post_sp(DECL_ARGS);
1.15 schwarze 70: static void post_vt(DECL_ARGS);
1.32 schwarze 71: static int pre__t(DECL_ARGS);
1.20 schwarze 72: static int pre_an(DECL_ARGS);
1.3 schwarze 73: static int pre_ap(DECL_ARGS);
1.72 schwarze 74: static int pre_aq(DECL_ARGS);
1.3 schwarze 75: static int pre_bd(DECL_ARGS);
1.25 schwarze 76: static int pre_bf(DECL_ARGS);
1.10 schwarze 77: static int pre_bk(DECL_ARGS);
1.28 schwarze 78: static int pre_bl(DECL_ARGS);
1.3 schwarze 79: static int pre_br(DECL_ARGS);
1.1 schwarze 80: static int pre_dl(DECL_ARGS);
1.63 schwarze 81: static int pre_en(DECL_ARGS);
1.4 schwarze 82: static int pre_enc(DECL_ARGS);
1.24 schwarze 83: static int pre_em(DECL_ARGS);
1.73 schwarze 84: static int pre_skip(DECL_ARGS);
1.74 schwarze 85: static int pre_eo(DECL_ARGS);
1.66 schwarze 86: static int pre_ex(DECL_ARGS);
1.14 schwarze 87: static int pre_fa(DECL_ARGS);
1.27 schwarze 88: static int pre_fd(DECL_ARGS);
1.24 schwarze 89: static int pre_fl(DECL_ARGS);
1.13 schwarze 90: static int pre_fn(DECL_ARGS);
1.14 schwarze 91: static int pre_fo(DECL_ARGS);
1.21 schwarze 92: static int pre_ft(DECL_ARGS);
1.12 schwarze 93: static int pre_in(DECL_ARGS);
1.1 schwarze 94: static int pre_it(DECL_ARGS);
1.22 schwarze 95: static int pre_lk(DECL_ARGS);
1.24 schwarze 96: static int pre_li(DECL_ARGS);
1.60 schwarze 97: static int pre_ll(DECL_ARGS);
1.1 schwarze 98: static int pre_nm(DECL_ARGS);
1.23 schwarze 99: static int pre_no(DECL_ARGS);
1.1 schwarze 100: static int pre_ns(DECL_ARGS);
101: static int pre_pp(DECL_ARGS);
1.32 schwarze 102: static int pre_rs(DECL_ARGS);
1.9 schwarze 103: static int pre_sm(DECL_ARGS);
1.3 schwarze 104: static int pre_sp(DECL_ARGS);
1.4 schwarze 105: static int pre_sect(DECL_ARGS);
1.24 schwarze 106: static int pre_sy(DECL_ARGS);
1.88 schwarze 107: static void pre_syn(const struct roff_node *);
1.15 schwarze 108: static int pre_vt(DECL_ARGS);
1.1 schwarze 109: static int pre_xr(DECL_ARGS);
1.18 schwarze 110: static void print_word(const char *);
1.34 schwarze 111: static void print_line(const char *, int);
112: static void print_block(const char *, int);
1.69 schwarze 113: static void print_offs(const char *, int);
1.79 schwarze 114: static void print_width(const struct mdoc_bl *,
1.88 schwarze 115: const struct roff_node *);
1.28 schwarze 116: static void print_count(int *);
1.4 schwarze 117: static void print_node(DECL_ARGS);
1.1 schwarze 118:
1.3 schwarze 119: static const struct manact manacts[MDOC_MAX + 1] = {
120: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
121: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
122: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 124: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
125: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 126: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 127: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 128: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 129: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
130: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 131: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 132: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 133: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 134: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 135: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 136: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
137: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
138: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
139: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
140: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
141: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.66 schwarze 142: { NULL, pre_ex, NULL, NULL, NULL }, /* Ex */
1.14 schwarze 143: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 144: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 145: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 146: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 147: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
148: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 149: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 150: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 151: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
152: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
153: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.63 schwarze 154: { NULL, pre_ft, post_font, NULL, NULL }, /* Ot */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.99 schwarze 156: { NULL, pre_ex, NULL, NULL, NULL }, /* Rv */
1.5 schwarze 157: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 158: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 159: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 160: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 161: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
170: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
1.72 schwarze 173: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Ao */
174: { cond_body, pre_aq, post_aq, NULL, NULL }, /* Aq */
1.5 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 177: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 178: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.97 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Bsx */
1.98 schwarze 181: { NULL, NULL, NULL, NULL, NULL }, /* Bx */
1.73 schwarze 182: { NULL, pre_skip, NULL, NULL, NULL }, /* Db */
1.6 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.86 schwarze 184: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Do */
185: { cond_body, pre_enc, post_enc, "\\(Lq", "\\(Rq" }, /* Dq */
1.26 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
187: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 188: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.74 schwarze 189: { cond_body, pre_eo, post_eo, NULL, NULL }, /* Eo */
1.97 schwarze 190: { NULL, NULL, NULL, NULL, NULL }, /* Fx */
1.24 schwarze 191: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 192: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 193: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.97 schwarze 194: { NULL, NULL, NULL, NULL, NULL }, /* Nx */
195: { NULL, NULL, NULL, NULL, NULL }, /* Ox */
1.3 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
197: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
198: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 200: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 201: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 202: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
204: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 205: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 206: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 207: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
208: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 209: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 210: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
211: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
212: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.97 schwarze 213: { NULL, NULL, NULL, NULL, NULL }, /* Ux */
1.32 schwarze 214: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
215: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 216: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
217: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 218: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 220: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
221: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.99 schwarze 222: { NULL, NULL, NULL, NULL, NULL }, /* Bt */
1.5 schwarze 223: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
1.63 schwarze 224: { NULL, pre_em, post_font, NULL, NULL }, /* Fr */
1.99 schwarze 225: { NULL, NULL, NULL, NULL, NULL }, /* Ud */
1.11 schwarze 226: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 227: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 228: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 230: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
232: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.73 schwarze 234: { NULL, pre_skip, NULL, NULL, NULL }, /* Es */
1.63 schwarze 235: { cond_body, pre_en, post_en, NULL, NULL }, /* En */
1.97 schwarze 236: { NULL, NULL, NULL, NULL, NULL }, /* Dx */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 238: { NULL, pre_br, NULL, NULL, NULL }, /* br */
239: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
241: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 242: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 243: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 244: };
245:
1.18 schwarze 246: static int outflags;
1.34 schwarze 247: #define MMAN_spc (1 << 0) /* blank character before next word */
248: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
249: #define MMAN_nl (1 << 2) /* break man(7) code line */
250: #define MMAN_br (1 << 3) /* break output line */
251: #define MMAN_sp (1 << 4) /* insert a blank output line */
252: #define MMAN_PP (1 << 5) /* reset indentation etc. */
253: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
254: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 255: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
256: #define MMAN_An_split (1 << 9) /* author mode is "split" */
257: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
258: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 schwarze 259: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 260:
1.43 schwarze 261: #define BL_STACK_MAX 32
262:
1.79 schwarze 263: static int Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
1.43 schwarze 264: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
265: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 266: static int TPremain; /* characters before tag is full */
267:
1.24 schwarze 268: static struct {
269: char *head;
270: char *tail;
271: size_t size;
272: } fontqueue;
273:
1.61 schwarze 274:
1.24 schwarze 275: static void
276: font_push(char newfont)
277: {
278:
279: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
280: fontqueue.size += 8;
281: fontqueue.head = mandoc_realloc(fontqueue.head,
1.61 schwarze 282: fontqueue.size);
1.24 schwarze 283: }
284: *fontqueue.tail = newfont;
1.35 schwarze 285: print_word("");
286: printf("\\f");
1.24 schwarze 287: putchar(newfont);
288: outflags &= ~MMAN_spc;
289: }
290:
291: static void
292: font_pop(void)
293: {
294:
295: if (fontqueue.tail > fontqueue.head)
296: fontqueue.tail--;
297: outflags &= ~MMAN_spc;
1.35 schwarze 298: print_word("");
299: printf("\\f");
1.24 schwarze 300: putchar(*fontqueue.tail);
301: }
302:
1.1 schwarze 303: static void
1.18 schwarze 304: print_word(const char *s)
1.1 schwarze 305: {
1.4 schwarze 306:
1.34 schwarze 307: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.61 schwarze 308: /*
1.4 schwarze 309: * If we need a newline, print it now and start afresh.
310: */
1.34 schwarze 311: if (MMAN_PP & outflags) {
1.44 schwarze 312: if (MMAN_sp & outflags) {
313: if (MMAN_PD & outflags) {
314: printf("\n.PD");
315: outflags &= ~MMAN_PD;
316: }
317: } else if ( ! (MMAN_PD & outflags)) {
318: printf("\n.PD 0");
319: outflags |= MMAN_PD;
320: }
1.34 schwarze 321: printf("\n.PP\n");
322: } else if (MMAN_sp & outflags)
1.19 schwarze 323: printf("\n.sp\n");
324: else if (MMAN_br & outflags)
325: printf("\n.br\n");
326: else if (MMAN_nl & outflags)
327: putchar('\n');
1.34 schwarze 328: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 329: if (1 == TPremain)
330: printf(".br\n");
331: TPremain = 0;
332: } else if (MMAN_spc & outflags) {
1.4 schwarze 333: /*
1.23 schwarze 334: * If we need a space, only print it if
335: * (1) it is forced by `No' or
336: * (2) what follows is not terminating punctuation or
337: * (3) what follows is longer than one character.
1.4 schwarze 338: */
1.35 schwarze 339: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 340: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 341: if (MMAN_Bk & outflags &&
342: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 343: putchar('\\');
1.39 millert 344: putchar(' ');
1.35 schwarze 345: if (TPremain)
346: TPremain--;
1.10 schwarze 347: }
1.35 schwarze 348: }
1.4 schwarze 349:
350: /*
351: * Reassign needing space if we're not following opening
352: * punctuation.
353: */
1.35 schwarze 354: if (MMAN_Sm & outflags && ('\0' == s[0] ||
355: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 356: outflags |= MMAN_spc;
357: else
358: outflags &= ~MMAN_spc;
1.45 schwarze 359: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 360:
1.1 schwarze 361: for ( ; *s; s++) {
362: switch (*s) {
1.61 schwarze 363: case ASCII_NBRSP:
1.39 millert 364: printf("\\ ");
1.1 schwarze 365: break;
1.61 schwarze 366: case ASCII_HYPH:
1.1 schwarze 367: putchar('-');
1.57 schwarze 368: break;
1.61 schwarze 369: case ASCII_BREAK:
1.57 schwarze 370: printf("\\:");
1.1 schwarze 371: break;
1.61 schwarze 372: case ' ':
1.55 schwarze 373: if (MMAN_nbrword & outflags) {
374: printf("\\ ");
375: break;
376: }
377: /* FALLTHROUGH */
1.1 schwarze 378: default:
1.4 schwarze 379: putchar((unsigned char)*s);
1.1 schwarze 380: break;
381: }
1.35 schwarze 382: if (TPremain)
383: TPremain--;
1.1 schwarze 384: }
1.55 schwarze 385: outflags &= ~MMAN_nbrword;
1.1 schwarze 386: }
387:
1.8 schwarze 388: static void
1.34 schwarze 389: print_line(const char *s, int newflags)
390: {
391:
392: outflags &= ~MMAN_br;
393: outflags |= MMAN_nl;
394: print_word(s);
395: outflags |= newflags;
396: }
397:
398: static void
399: print_block(const char *s, int newflags)
400: {
401:
402: outflags &= ~MMAN_PP;
1.44 schwarze 403: if (MMAN_sp & outflags) {
1.34 schwarze 404: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 405: if (MMAN_PD & outflags) {
406: print_line(".PD", 0);
407: outflags &= ~MMAN_PD;
408: }
1.45 schwarze 409: } else if (! (MMAN_PD & outflags))
410: print_line(".PD 0", MMAN_PD);
1.34 schwarze 411: outflags |= MMAN_nl;
412: print_word(s);
1.45 schwarze 413: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 414: }
415:
416: static void
1.69 schwarze 417: print_offs(const char *v, int keywords)
1.8 schwarze 418: {
419: char buf[24];
420: struct roffsu su;
1.79 schwarze 421: int sz;
1.8 schwarze 422:
1.47 schwarze 423: print_line(".RS", MMAN_Bk_susp);
424:
1.43 schwarze 425: /* Convert v into a number (of characters). */
1.69 schwarze 426: if (NULL == v || '\0' == *v || (keywords && !strcmp(v, "left")))
1.8 schwarze 427: sz = 0;
1.69 schwarze 428: else if (keywords && !strcmp(v, "indent"))
1.8 schwarze 429: sz = 6;
1.69 schwarze 430: else if (keywords && !strcmp(v, "indent-two"))
1.8 schwarze 431: sz = 12;
1.77 schwarze 432: else if (a2roffsu(v, &su, SCALE_EN) > 1) {
1.43 schwarze 433: if (SCALE_EN == su.unit)
434: sz = su.scale;
435: else {
436: /*
437: * XXX
438: * If we are inside an enclosing list,
439: * there is no easy way to add the two
440: * indentations because they are provided
441: * in terms of different units.
442: */
443: print_word(v);
1.47 schwarze 444: outflags |= MMAN_nl;
1.43 schwarze 445: return;
446: }
1.8 schwarze 447: } else
448: sz = strlen(v);
449:
1.43 schwarze 450: /*
451: * We are inside an enclosing list.
452: * Add the two indentations.
453: */
454: if (Bl_stack_len)
455: sz += Bl_stack[Bl_stack_len - 1];
456:
1.79 schwarze 457: (void)snprintf(buf, sizeof(buf), "%dn", sz);
1.18 schwarze 458: print_word(buf);
1.47 schwarze 459: outflags |= MMAN_nl;
1.8 schwarze 460: }
461:
1.46 schwarze 462: /*
463: * Set up the indentation for a list item; used from pre_it().
464: */
1.59 schwarze 465: static void
1.88 schwarze 466: print_width(const struct mdoc_bl *bl, const struct roff_node *child)
1.28 schwarze 467: {
468: char buf[24];
469: struct roffsu su;
1.79 schwarze 470: int numeric, remain, sz, chsz;
1.29 schwarze 471:
1.35 schwarze 472: numeric = 1;
473: remain = 0;
1.43 schwarze 474:
1.79 schwarze 475: /* Convert the width into a number (of characters). */
476: if (bl->width == NULL)
477: sz = (bl->type == LIST_hang) ? 6 : 0;
478: else if (a2roffsu(bl->width, &su, SCALE_MAX) > 1) {
1.28 schwarze 479: if (SCALE_EN == su.unit)
480: sz = su.scale;
481: else {
1.35 schwarze 482: sz = 0;
483: numeric = 0;
1.28 schwarze 484: }
485: } else
1.79 schwarze 486: sz = strlen(bl->width);
1.28 schwarze 487:
1.35 schwarze 488: /* XXX Rough estimation, might have multiple parts. */
1.79 schwarze 489: if (bl->type == LIST_enum)
490: chsz = (bl->count > 8) + 1;
1.87 schwarze 491: else if (child != NULL && child->type == ROFFT_TEXT)
1.79 schwarze 492: chsz = strlen(child->string);
493: else
494: chsz = 0;
1.35 schwarze 495:
1.46 schwarze 496: /* Maybe we are inside an enclosing list? */
497: mid_it();
1.43 schwarze 498:
499: /*
500: * Save our own indentation,
501: * such that child lists can use it.
502: */
503: Bl_stack[Bl_stack_len++] = sz + 2;
504:
505: /* Set up the current list. */
1.79 schwarze 506: if (chsz > sz && bl->type != LIST_tag)
1.34 schwarze 507: print_block(".HP", 0);
1.35 schwarze 508: else {
1.34 schwarze 509: print_block(".TP", 0);
1.35 schwarze 510: remain = sz + 2;
511: }
512: if (numeric) {
1.79 schwarze 513: (void)snprintf(buf, sizeof(buf), "%dn", sz + 2);
1.35 schwarze 514: print_word(buf);
515: } else
1.79 schwarze 516: print_word(bl->width);
1.35 schwarze 517: TPremain = remain;
1.28 schwarze 518: }
519:
1.59 schwarze 520: static void
1.28 schwarze 521: print_count(int *count)
522: {
1.62 schwarze 523: char buf[24];
1.28 schwarze 524:
1.79 schwarze 525: (void)snprintf(buf, sizeof(buf), "%d.\\&", ++*count);
1.28 schwarze 526: print_word(buf);
527: }
528:
529: void
1.90 schwarze 530: man_man(void *arg, const struct roff_man *man)
1.4 schwarze 531: {
532:
533: /*
534: * Dump the keep buffer.
535: * We're guaranteed by now that this exists (is non-NULL).
536: * Flush stdout afterward, just in case.
537: */
538: fputs(mparse_getkeep(man_mparse(man)), stdout);
539: fflush(stdout);
540: }
541:
542: void
1.90 schwarze 543: man_mdoc(void *arg, const struct roff_man *mdoc)
1.1 schwarze 544: {
1.88 schwarze 545: struct roff_node *n;
1.1 schwarze 546:
1.41 millert 547: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.91 schwarze 548: mdoc->meta.title,
549: (mdoc->meta.msec == NULL ? "" : mdoc->meta.msec),
550: mdoc->meta.date, mdoc->meta.os, mdoc->meta.vol);
1.41 millert 551:
552: /* Disable hyphenation and if nroff, disable justification. */
553: printf(".nh\n.if n .ad l");
1.1 schwarze 554:
1.18 schwarze 555: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 556: if (0 == fontqueue.size) {
557: fontqueue.size = 8;
558: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
559: *fontqueue.tail = 'R';
560: }
1.91 schwarze 561: for (n = mdoc->first->child; n != NULL; n = n->next)
562: print_node(&mdoc->meta, n);
1.3 schwarze 563: putchar('\n');
1.1 schwarze 564: }
565:
566: static void
567: print_node(DECL_ARGS)
568: {
1.4 schwarze 569: const struct manact *act;
1.88 schwarze 570: struct roff_node *sub;
1.1 schwarze 571: int cond, do_sub;
1.95 schwarze 572:
573: if (n->flags & NODE_NOPRT)
574: return;
1.45 schwarze 575:
1.4 schwarze 576: /*
577: * Break the line if we were parsed subsequent the current node.
578: * This makes the page structure be more consistent.
579: */
1.96 schwarze 580: if (MMAN_spc & outflags && NODE_LINE & n->flags)
1.18 schwarze 581: outflags |= MMAN_nl;
1.1 schwarze 582:
1.4 schwarze 583: act = NULL;
1.1 schwarze 584: cond = 0;
585: do_sub = 1;
1.96 schwarze 586: n->flags &= ~NODE_ENDED;
1.4 schwarze 587:
1.87 schwarze 588: if (n->type == ROFFT_TEXT) {
1.4 schwarze 589: /*
590: * Make sure that we don't happen to start with a
591: * control character at the start of a line.
592: */
1.61 schwarze 593: if (MMAN_nl & outflags &&
594: ('.' == *n->string || '\'' == *n->string)) {
1.35 schwarze 595: print_word("");
596: printf("\\&");
1.18 schwarze 597: outflags &= ~MMAN_spc;
1.3 schwarze 598: }
1.99 schwarze 599: if (n->flags & NODE_DELIMC)
600: outflags &= ~(MMAN_spc | MMAN_spc_force);
601: else if (outflags & MMAN_Sm)
1.71 schwarze 602: outflags |= MMAN_spc_force;
1.18 schwarze 603: print_word(n->string);
1.99 schwarze 604: if (n->flags & NODE_DELIMO)
605: outflags &= ~(MMAN_spc | MMAN_spc_force);
606: else if (outflags & MMAN_Sm)
1.71 schwarze 607: outflags |= MMAN_spc;
1.1 schwarze 608: } else {
1.4 schwarze 609: /*
610: * Conditionally run the pre-node action handler for a
611: * node.
612: */
1.1 schwarze 613: act = manacts + n->tok;
1.74 schwarze 614: cond = act->cond == NULL || (*act->cond)(meta, n);
1.94 schwarze 615: if (cond && act->pre != NULL &&
616: (n->end == ENDBODY_NOT || n->child != NULL))
1.42 schwarze 617: do_sub = (*act->pre)(meta, n);
1.1 schwarze 618: }
619:
1.61 schwarze 620: /*
1.4 schwarze 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:
1.4 schwarze 629: /*
630: * Lastly, conditionally run the post-node handler.
631: */
1.96 schwarze 632: if (NODE_ENDED & n->flags)
1.58 schwarze 633: return;
634:
1.1 schwarze 635: if (cond && act->post)
1.42 schwarze 636: (*act->post)(meta, n);
1.58 schwarze 637:
638: if (ENDBODY_NOT != n->end)
1.96 schwarze 639: n->body->flags |= NODE_ENDED;
1.1 schwarze 640: }
641:
642: static int
643: cond_head(DECL_ARGS)
644: {
1.4 schwarze 645:
1.92 schwarze 646: return n->type == ROFFT_HEAD;
1.1 schwarze 647: }
648:
649: static int
650: cond_body(DECL_ARGS)
651: {
1.4 schwarze 652:
1.92 schwarze 653: return n->type == ROFFT_BODY;
1.1 schwarze 654: }
655:
656: static int
657: pre_enc(DECL_ARGS)
658: {
1.4 schwarze 659: const char *prefix;
1.1 schwarze 660:
661: prefix = manacts[n->tok].prefix;
662: if (NULL == prefix)
1.92 schwarze 663: return 1;
1.18 schwarze 664: print_word(prefix);
665: outflags &= ~MMAN_spc;
1.92 schwarze 666: return 1;
1.1 schwarze 667: }
668:
669: static void
670: post_enc(DECL_ARGS)
671: {
672: const char *suffix;
673:
674: suffix = manacts[n->tok].suffix;
675: if (NULL == suffix)
676: return;
1.58 schwarze 677: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 678: print_word(suffix);
1.24 schwarze 679: }
680:
1.66 schwarze 681: static int
682: pre_ex(DECL_ARGS)
683: {
684: outflags |= MMAN_br | MMAN_nl;
1.99 schwarze 685: return 1;
1.66 schwarze 686: }
687:
1.24 schwarze 688: static void
689: post_font(DECL_ARGS)
690: {
691:
692: font_pop();
1.1 schwarze 693: }
694:
695: static void
696: post_percent(DECL_ARGS)
697: {
698:
1.32 schwarze 699: if (pre_em == manacts[n->tok].pre)
700: font_pop();
701: if (n->next) {
1.18 schwarze 702: print_word(",");
1.32 schwarze 703: if (n->prev && n->prev->tok == n->tok &&
704: n->next->tok == n->tok)
705: print_word("and");
706: } else {
1.18 schwarze 707: print_word(".");
708: outflags |= MMAN_nl;
1.1 schwarze 709: }
710: }
711:
1.32 schwarze 712: static int
713: pre__t(DECL_ARGS)
714: {
715:
1.103 schwarze 716: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.102 schwarze 717: print_word("\\(lq");
1.32 schwarze 718: outflags &= ~MMAN_spc;
719: } else
720: font_push('I');
1.92 schwarze 721: return 1;
1.32 schwarze 722: }
723:
724: static void
725: post__t(DECL_ARGS)
726: {
727:
1.103 schwarze 728: if (n->parent->tok == MDOC_Rs && n->parent->norm->Rs.quote_T) {
1.32 schwarze 729: outflags &= ~MMAN_spc;
1.102 schwarze 730: print_word("\\(rq");
1.32 schwarze 731: } else
732: font_pop();
1.42 schwarze 733: post_percent(meta, n);
1.32 schwarze 734: }
735:
1.4 schwarze 736: /*
737: * Print before a section header.
738: */
1.1 schwarze 739: static int
1.3 schwarze 740: pre_sect(DECL_ARGS)
741: {
742:
1.87 schwarze 743: if (n->type == ROFFT_HEAD) {
1.45 schwarze 744: outflags |= MMAN_sp;
745: print_block(manacts[n->tok].prefix, 0);
746: print_word("");
747: putchar('\"');
748: outflags &= ~MMAN_spc;
749: }
1.92 schwarze 750: return 1;
1.3 schwarze 751: }
752:
1.4 schwarze 753: /*
754: * Print subsequent a section header.
755: */
1.3 schwarze 756: static void
757: post_sect(DECL_ARGS)
758: {
759:
1.87 schwarze 760: if (n->type != ROFFT_HEAD)
1.3 schwarze 761: return;
1.18 schwarze 762: outflags &= ~MMAN_spc;
1.35 schwarze 763: print_word("");
764: putchar('\"');
1.18 schwarze 765: outflags |= MMAN_nl;
1.20 schwarze 766: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
767: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
768: }
769:
1.21 schwarze 770: /* See mdoc_term.c, synopsis_pre() for comments. */
771: static void
1.88 schwarze 772: pre_syn(const struct roff_node *n)
1.21 schwarze 773: {
774:
1.96 schwarze 775: if (NULL == n->prev || ! (NODE_SYNPRETTY & n->flags))
1.21 schwarze 776: return;
777:
778: if (n->prev->tok == n->tok &&
1.61 schwarze 779: MDOC_Ft != n->tok &&
780: MDOC_Fo != n->tok &&
781: MDOC_Fn != n->tok) {
1.21 schwarze 782: outflags |= MMAN_br;
783: return;
784: }
785:
786: switch (n->prev->tok) {
1.61 schwarze 787: case MDOC_Fd:
788: case MDOC_Fn:
789: case MDOC_Fo:
790: case MDOC_In:
791: case MDOC_Vt:
1.21 schwarze 792: outflags |= MMAN_sp;
793: break;
1.61 schwarze 794: case MDOC_Ft:
1.21 schwarze 795: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
796: outflags |= MMAN_sp;
797: break;
798: }
799: /* FALLTHROUGH */
800: default:
801: outflags |= MMAN_br;
802: break;
803: }
804: }
805:
1.20 schwarze 806: static int
807: pre_an(DECL_ARGS)
808: {
809:
810: switch (n->norm->An.auth) {
1.61 schwarze 811: case AUTH_split:
1.20 schwarze 812: outflags &= ~MMAN_An_nosplit;
813: outflags |= MMAN_An_split;
1.92 schwarze 814: return 0;
1.61 schwarze 815: case AUTH_nosplit:
1.20 schwarze 816: outflags &= ~MMAN_An_split;
817: outflags |= MMAN_An_nosplit;
1.92 schwarze 818: return 0;
1.20 schwarze 819: default:
820: if (MMAN_An_split & outflags)
821: outflags |= MMAN_br;
822: else if (SEC_AUTHORS == n->sec &&
823: ! (MMAN_An_nosplit & outflags))
824: outflags |= MMAN_An_split;
1.92 schwarze 825: return 1;
1.20 schwarze 826: }
1.3 schwarze 827: }
828:
829: static int
830: pre_ap(DECL_ARGS)
831: {
832:
1.18 schwarze 833: outflags &= ~MMAN_spc;
834: print_word("'");
835: outflags &= ~MMAN_spc;
1.92 schwarze 836: return 0;
1.72 schwarze 837: }
838:
839: static int
840: pre_aq(DECL_ARGS)
841: {
842:
1.94 schwarze 843: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 844: n->child->tok == MDOC_Mt ? "<" : "\\(la");
1.72 schwarze 845: outflags &= ~MMAN_spc;
1.92 schwarze 846: return 1;
1.72 schwarze 847: }
848:
849: static void
850: post_aq(DECL_ARGS)
851: {
852:
853: outflags &= ~(MMAN_spc | MMAN_nl);
1.94 schwarze 854: print_word(n->child != NULL && n->child->next == NULL &&
1.80 schwarze 855: n->child->tok == MDOC_Mt ? ">" : "\\(ra");
1.3 schwarze 856: }
857:
858: static int
859: pre_bd(DECL_ARGS)
860: {
861:
1.34 schwarze 862: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
863:
864: if (DISP_unfilled == n->norm->Bd.type ||
865: DISP_literal == n->norm->Bd.type)
866: print_line(".nf", 0);
867: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 868: outflags |= MMAN_sp;
1.69 schwarze 869: print_offs(n->norm->Bd.offs, 1);
1.92 schwarze 870: return 1;
1.3 schwarze 871: }
872:
873: static void
874: post_bd(DECL_ARGS)
875: {
876:
1.43 schwarze 877: /* Close out this display. */
1.34 schwarze 878: print_line(".RE", MMAN_nl);
1.3 schwarze 879: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 880: DISP_literal == n->norm->Bd.type)
881: print_line(".fi", MMAN_nl);
1.43 schwarze 882:
1.46 schwarze 883: /* Maybe we are inside an enclosing list? */
884: if (NULL != n->parent->next)
885: mid_it();
1.10 schwarze 886: }
887:
888: static int
1.25 schwarze 889: pre_bf(DECL_ARGS)
890: {
891:
892: switch (n->type) {
1.87 schwarze 893: case ROFFT_BLOCK:
1.92 schwarze 894: return 1;
1.87 schwarze 895: case ROFFT_BODY:
1.25 schwarze 896: break;
897: default:
1.92 schwarze 898: return 0;
1.25 schwarze 899: }
900: switch (n->norm->Bf.font) {
1.61 schwarze 901: case FONT_Em:
1.25 schwarze 902: font_push('I');
903: break;
1.61 schwarze 904: case FONT_Sy:
1.25 schwarze 905: font_push('B');
906: break;
907: default:
908: font_push('R');
909: break;
910: }
1.92 schwarze 911: return 1;
1.25 schwarze 912: }
913:
914: static void
915: post_bf(DECL_ARGS)
916: {
917:
1.87 schwarze 918: if (n->type == ROFFT_BODY)
1.25 schwarze 919: font_pop();
920: }
921:
922: static int
1.10 schwarze 923: pre_bk(DECL_ARGS)
924: {
925:
926: switch (n->type) {
1.87 schwarze 927: case ROFFT_BLOCK:
1.92 schwarze 928: return 1;
1.87 schwarze 929: case ROFFT_BODY:
1.18 schwarze 930: outflags |= MMAN_Bk;
1.92 schwarze 931: return 1;
1.10 schwarze 932: default:
1.92 schwarze 933: return 0;
1.10 schwarze 934: }
935: }
936:
937: static void
938: post_bk(DECL_ARGS)
939: {
940:
1.87 schwarze 941: if (n->type == ROFFT_BODY)
1.18 schwarze 942: outflags &= ~MMAN_Bk;
1.3 schwarze 943: }
944:
945: static int
1.28 schwarze 946: pre_bl(DECL_ARGS)
947: {
1.31 schwarze 948: size_t icol;
1.28 schwarze 949:
1.48 schwarze 950: /*
951: * print_offs() will increase the -offset to account for
952: * a possible enclosing .It, but any enclosed .It blocks
953: * just nest and do not add up their indentation.
954: */
955: if (n->norm->Bl.offs) {
1.69 schwarze 956: print_offs(n->norm->Bl.offs, 0);
1.48 schwarze 957: Bl_stack[Bl_stack_len++] = 0;
958: }
959:
1.31 schwarze 960: switch (n->norm->Bl.type) {
1.61 schwarze 961: case LIST_enum:
1.28 schwarze 962: n->norm->Bl.count = 0;
1.92 schwarze 963: return 1;
1.61 schwarze 964: case LIST_column:
1.31 schwarze 965: break;
966: default:
1.92 schwarze 967: return 1;
1.31 schwarze 968: }
969:
1.94 schwarze 970: if (n->child != NULL) {
1.81 schwarze 971: print_line(".TS", MMAN_nl);
972: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
973: print_word("l");
974: print_word(".");
975: }
1.34 schwarze 976: outflags |= MMAN_nl;
1.92 schwarze 977: return 1;
1.28 schwarze 978: }
979:
980: static void
981: post_bl(DECL_ARGS)
982: {
983:
1.31 schwarze 984: switch (n->norm->Bl.type) {
1.61 schwarze 985: case LIST_column:
1.94 schwarze 986: if (n->child != NULL)
1.81 schwarze 987: print_line(".TE", 0);
1.34 schwarze 988: break;
1.61 schwarze 989: case LIST_enum:
1.31 schwarze 990: n->norm->Bl.count = 0;
991: break;
992: default:
993: break;
994: }
1.48 schwarze 995:
996: if (n->norm->Bl.offs) {
997: print_line(".RE", MMAN_nl);
998: assert(Bl_stack_len);
999: Bl_stack_len--;
1000: assert(0 == Bl_stack[Bl_stack_len]);
1001: } else {
1002: outflags |= MMAN_PP | MMAN_nl;
1003: outflags &= ~(MMAN_sp | MMAN_br);
1004: }
1.46 schwarze 1005:
1006: /* Maybe we are inside an enclosing list? */
1007: if (NULL != n->parent->next)
1008: mid_it();
1009:
1.28 schwarze 1010: }
1011:
1012: static int
1.3 schwarze 1013: pre_br(DECL_ARGS)
1014: {
1015:
1.19 schwarze 1016: outflags |= MMAN_br;
1.92 schwarze 1017: return 0;
1.5 schwarze 1018: }
1019:
1020: static int
1.1 schwarze 1021: pre_dl(DECL_ARGS)
1022: {
1023:
1.69 schwarze 1024: print_offs("6n", 0);
1.92 schwarze 1025: return 1;
1.1 schwarze 1026: }
1027:
1028: static void
1029: post_dl(DECL_ARGS)
1030: {
1031:
1.34 schwarze 1032: print_line(".RE", MMAN_nl);
1.46 schwarze 1033:
1034: /* Maybe we are inside an enclosing list? */
1035: if (NULL != n->parent->next)
1036: mid_it();
1.13 schwarze 1037: }
1038:
1039: static int
1.24 schwarze 1040: pre_em(DECL_ARGS)
1041: {
1042:
1043: font_push('I');
1.92 schwarze 1044: return 1;
1.26 schwarze 1045: }
1046:
1.63 schwarze 1047: static int
1048: pre_en(DECL_ARGS)
1049: {
1050:
1051: if (NULL == n->norm->Es ||
1052: NULL == n->norm->Es->child)
1.92 schwarze 1053: return 1;
1.63 schwarze 1054:
1055: print_word(n->norm->Es->child->string);
1056: outflags &= ~MMAN_spc;
1.92 schwarze 1057: return 1;
1.63 schwarze 1058: }
1059:
1060: static void
1061: post_en(DECL_ARGS)
1062: {
1063:
1064: if (NULL == n->norm->Es ||
1065: NULL == n->norm->Es->child ||
1066: NULL == n->norm->Es->child->next)
1067: return;
1068:
1069: outflags &= ~MMAN_spc;
1070: print_word(n->norm->Es->child->next->string);
1071: return;
1072: }
1073:
1.74 schwarze 1074: static int
1075: pre_eo(DECL_ARGS)
1076: {
1077:
1.82 schwarze 1078: if (n->end == ENDBODY_NOT &&
1079: n->parent->head->child == NULL &&
1080: n->child != NULL &&
1081: n->child->end != ENDBODY_NOT)
1082: print_word("\\&");
1083: else if (n->end != ENDBODY_NOT ? n->child != NULL :
1.84 schwarze 1084: n->parent->head->child != NULL && (n->child != NULL ||
1085: (n->parent->tail != NULL && n->parent->tail->child != NULL)))
1.82 schwarze 1086: outflags &= ~(MMAN_spc | MMAN_nl);
1.92 schwarze 1087: return 1;
1.74 schwarze 1088: }
1089:
1.26 schwarze 1090: static void
1091: post_eo(DECL_ARGS)
1092: {
1.82 schwarze 1093: int body, tail;
1094:
1095: if (n->end != ENDBODY_NOT) {
1096: outflags |= MMAN_spc;
1097: return;
1098: }
1.26 schwarze 1099:
1.82 schwarze 1100: body = n->child != NULL || n->parent->head->child != NULL;
1101: tail = n->parent->tail != NULL && n->parent->tail->child != NULL;
1102:
1103: if (body && tail)
1.26 schwarze 1104: outflags &= ~MMAN_spc;
1.82 schwarze 1105: else if ( ! (body || tail))
1106: print_word("\\&");
1107: else if ( ! tail)
1108: outflags |= MMAN_spc;
1.63 schwarze 1109: }
1110:
1111: static int
1.14 schwarze 1112: pre_fa(DECL_ARGS)
1113: {
1.56 schwarze 1114: int am_Fa;
1.14 schwarze 1115:
1.56 schwarze 1116: am_Fa = MDOC_Fa == n->tok;
1117:
1118: if (am_Fa)
1.14 schwarze 1119: n = n->child;
1120:
1121: while (NULL != n) {
1.24 schwarze 1122: font_push('I');
1.96 schwarze 1123: if (am_Fa || NODE_SYNPRETTY & n->flags)
1.55 schwarze 1124: outflags |= MMAN_nbrword;
1.42 schwarze 1125: print_node(meta, n);
1.24 schwarze 1126: font_pop();
1.14 schwarze 1127: if (NULL != (n = n->next))
1.18 schwarze 1128: print_word(",");
1.14 schwarze 1129: }
1.92 schwarze 1130: return 0;
1.14 schwarze 1131: }
1132:
1133: static void
1134: post_fa(DECL_ARGS)
1135: {
1136:
1137: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1138: print_word(",");
1.27 schwarze 1139: }
1140:
1141: static int
1142: pre_fd(DECL_ARGS)
1143: {
1144:
1145: pre_syn(n);
1146: font_push('B');
1.92 schwarze 1147: return 1;
1.27 schwarze 1148: }
1149:
1150: static void
1151: post_fd(DECL_ARGS)
1152: {
1153:
1154: font_pop();
1155: outflags |= MMAN_br;
1.14 schwarze 1156: }
1157:
1158: static int
1.24 schwarze 1159: pre_fl(DECL_ARGS)
1160: {
1161:
1162: font_push('B');
1.40 millert 1163: print_word("\\-");
1.94 schwarze 1164: if (n->child != NULL)
1.68 schwarze 1165: outflags &= ~MMAN_spc;
1.92 schwarze 1166: return 1;
1.24 schwarze 1167: }
1168:
1169: static void
1170: post_fl(DECL_ARGS)
1171: {
1172:
1173: font_pop();
1.94 schwarze 1174: if (!(n->child != NULL ||
1.68 schwarze 1175: n->next == NULL ||
1.87 schwarze 1176: n->next->type == ROFFT_TEXT ||
1.96 schwarze 1177: n->next->flags & NODE_LINE))
1.24 schwarze 1178: outflags &= ~MMAN_spc;
1179: }
1180:
1181: static int
1.13 schwarze 1182: pre_fn(DECL_ARGS)
1183: {
1184:
1.21 schwarze 1185: pre_syn(n);
1186:
1.13 schwarze 1187: n = n->child;
1188: if (NULL == n)
1.92 schwarze 1189: return 0;
1.13 schwarze 1190:
1.96 schwarze 1191: if (NODE_SYNPRETTY & n->flags)
1.54 schwarze 1192: print_block(".HP 4n", MMAN_nl);
1193:
1.24 schwarze 1194: font_push('B');
1.42 schwarze 1195: print_node(meta, n);
1.24 schwarze 1196: font_pop();
1.18 schwarze 1197: outflags &= ~MMAN_spc;
1.24 schwarze 1198: print_word("(");
1.18 schwarze 1199: outflags &= ~MMAN_spc;
1.33 schwarze 1200:
1201: n = n->next;
1202: if (NULL != n)
1.42 schwarze 1203: pre_fa(meta, n);
1.92 schwarze 1204: return 0;
1.13 schwarze 1205: }
1206:
1207: static void
1208: post_fn(DECL_ARGS)
1209: {
1210:
1.18 schwarze 1211: print_word(")");
1.96 schwarze 1212: if (NODE_SYNPRETTY & n->flags) {
1.18 schwarze 1213: print_word(";");
1.54 schwarze 1214: outflags |= MMAN_PP;
1.14 schwarze 1215: }
1216: }
1217:
1218: static int
1219: pre_fo(DECL_ARGS)
1220: {
1221:
1222: switch (n->type) {
1.87 schwarze 1223: case ROFFT_BLOCK:
1.21 schwarze 1224: pre_syn(n);
1225: break;
1.87 schwarze 1226: case ROFFT_HEAD:
1.83 schwarze 1227: if (n->child == NULL)
1.92 schwarze 1228: return 0;
1.96 schwarze 1229: if (NODE_SYNPRETTY & n->flags)
1.56 schwarze 1230: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1231: font_push('B');
1.14 schwarze 1232: break;
1.87 schwarze 1233: case ROFFT_BODY:
1.83 schwarze 1234: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 1235: print_word("(");
1236: outflags &= ~MMAN_spc;
1.14 schwarze 1237: break;
1238: default:
1239: break;
1240: }
1.92 schwarze 1241: return 1;
1.14 schwarze 1242: }
1.56 schwarze 1243:
1.14 schwarze 1244: static void
1245: post_fo(DECL_ARGS)
1246: {
1247:
1248: switch (n->type) {
1.87 schwarze 1249: case ROFFT_HEAD:
1.83 schwarze 1250: if (n->child != NULL)
1251: font_pop();
1.14 schwarze 1252: break;
1.87 schwarze 1253: case ROFFT_BODY:
1.42 schwarze 1254: post_fn(meta, n);
1.14 schwarze 1255: break;
1256: default:
1257: break;
1.13 schwarze 1258: }
1.12 schwarze 1259: }
1260:
1261: static int
1.21 schwarze 1262: pre_ft(DECL_ARGS)
1263: {
1264:
1265: pre_syn(n);
1.24 schwarze 1266: font_push('I');
1.92 schwarze 1267: return 1;
1.21 schwarze 1268: }
1269:
1270: static int
1.12 schwarze 1271: pre_in(DECL_ARGS)
1272: {
1273:
1.96 schwarze 1274: if (NODE_SYNPRETTY & n->flags) {
1.21 schwarze 1275: pre_syn(n);
1.24 schwarze 1276: font_push('B');
1277: print_word("#include <");
1278: outflags &= ~MMAN_spc;
1279: } else {
1280: print_word("<");
1281: outflags &= ~MMAN_spc;
1282: font_push('I');
1283: }
1.92 schwarze 1284: return 1;
1.12 schwarze 1285: }
1286:
1287: static void
1288: post_in(DECL_ARGS)
1289: {
1290:
1.96 schwarze 1291: if (NODE_SYNPRETTY & n->flags) {
1.24 schwarze 1292: outflags &= ~MMAN_spc;
1293: print_word(">");
1294: font_pop();
1.19 schwarze 1295: outflags |= MMAN_br;
1.24 schwarze 1296: } else {
1297: font_pop();
1298: outflags &= ~MMAN_spc;
1299: print_word(">");
1300: }
1.1 schwarze 1301: }
1302:
1303: static int
1304: pre_it(DECL_ARGS)
1305: {
1.88 schwarze 1306: const struct roff_node *bln;
1.1 schwarze 1307:
1.28 schwarze 1308: switch (n->type) {
1.87 schwarze 1309: case ROFFT_HEAD:
1.34 schwarze 1310: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1311: bln = n->parent->parent;
1.34 schwarze 1312: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1313: (NULL == n->parent->prev &&
1314: NULL == bln->parent->prev))
1.34 schwarze 1315: outflags |= MMAN_sp;
1316: outflags &= ~MMAN_br;
1.3 schwarze 1317: switch (bln->norm->Bl.type) {
1.61 schwarze 1318: case LIST_item:
1.92 schwarze 1319: return 0;
1.61 schwarze 1320: case LIST_inset:
1321: case LIST_diag:
1322: case LIST_ohang:
1.28 schwarze 1323: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1324: print_line(".B \"", 0);
1.28 schwarze 1325: else
1.34 schwarze 1326: print_line(".R \"", 0);
1.28 schwarze 1327: outflags &= ~MMAN_spc;
1.92 schwarze 1328: return 1;
1.61 schwarze 1329: case LIST_bullet:
1330: case LIST_dash:
1331: case LIST_hyphen:
1.79 schwarze 1332: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1333: TPremain = 0;
1.28 schwarze 1334: outflags |= MMAN_nl;
1335: font_push('B');
1336: if (LIST_bullet == bln->norm->Bl.type)
1.70 schwarze 1337: print_word("\\(bu");
1.28 schwarze 1338: else
1339: print_word("-");
1340: font_pop();
1.65 schwarze 1341: outflags |= MMAN_nl;
1.92 schwarze 1342: return 0;
1.61 schwarze 1343: case LIST_enum:
1.79 schwarze 1344: print_width(&bln->norm->Bl, NULL);
1.35 schwarze 1345: TPremain = 0;
1.28 schwarze 1346: outflags |= MMAN_nl;
1347: print_count(&bln->norm->Bl.count);
1.65 schwarze 1348: outflags |= MMAN_nl;
1.92 schwarze 1349: return 0;
1.61 schwarze 1350: case LIST_hang:
1.79 schwarze 1351: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1352: TPremain = 0;
1.65 schwarze 1353: outflags |= MMAN_nl;
1.92 schwarze 1354: return 1;
1.61 schwarze 1355: case LIST_tag:
1.79 schwarze 1356: print_width(&bln->norm->Bl, n->child);
1.35 schwarze 1357: putchar('\n');
1358: outflags &= ~MMAN_spc;
1.92 schwarze 1359: return 1;
1.3 schwarze 1360: default:
1.92 schwarze 1361: return 1;
1.3 schwarze 1362: }
1.28 schwarze 1363: default:
1364: break;
1.1 schwarze 1365: }
1.92 schwarze 1366: return 1;
1.28 schwarze 1367: }
1368:
1.46 schwarze 1369: /*
1370: * This function is called after closing out an indented block.
1371: * If we are inside an enclosing list, restore its indentation.
1372: */
1373: static void
1374: mid_it(void)
1375: {
1376: char buf[24];
1377:
1378: /* Nothing to do outside a list. */
1379: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1380: return;
1381:
1382: /* The indentation has already been set up. */
1383: if (Bl_stack_post[Bl_stack_len - 1])
1384: return;
1385:
1386: /* Restore the indentation of the enclosing list. */
1387: print_line(".RS", MMAN_Bk_susp);
1.79 schwarze 1388: (void)snprintf(buf, sizeof(buf), "%dn",
1.62 schwarze 1389: Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1390: print_word(buf);
1391:
1392: /* Remeber to close out this .RS block later. */
1393: Bl_stack_post[Bl_stack_len - 1] = 1;
1394: }
1395:
1.28 schwarze 1396: static void
1397: post_it(DECL_ARGS)
1398: {
1.88 schwarze 1399: const struct roff_node *bln;
1.28 schwarze 1400:
1.31 schwarze 1401: bln = n->parent->parent;
1402:
1403: switch (n->type) {
1.87 schwarze 1404: case ROFFT_HEAD:
1.28 schwarze 1405: switch (bln->norm->Bl.type) {
1.61 schwarze 1406: case LIST_diag:
1.28 schwarze 1407: outflags &= ~MMAN_spc;
1408: print_word("\\ ");
1409: break;
1.61 schwarze 1410: case LIST_ohang:
1.28 schwarze 1411: outflags |= MMAN_br;
1412: break;
1413: default:
1414: break;
1415: }
1.31 schwarze 1416: break;
1.87 schwarze 1417: case ROFFT_BODY:
1.43 schwarze 1418: switch (bln->norm->Bl.type) {
1.61 schwarze 1419: case LIST_bullet:
1420: case LIST_dash:
1421: case LIST_hyphen:
1422: case LIST_enum:
1423: case LIST_hang:
1424: case LIST_tag:
1.43 schwarze 1425: assert(Bl_stack_len);
1426: Bl_stack[--Bl_stack_len] = 0;
1427:
1428: /*
1429: * Our indentation had to be restored
1.46 schwarze 1430: * after a child display or child list.
1.43 schwarze 1431: * Close out that indentation block now.
1432: */
1433: if (Bl_stack_post[Bl_stack_len]) {
1434: print_line(".RE", MMAN_nl);
1435: Bl_stack_post[Bl_stack_len] = 0;
1436: }
1437: break;
1.61 schwarze 1438: case LIST_column:
1.43 schwarze 1439: if (NULL != n->next) {
1440: putchar('\t');
1441: outflags &= ~MMAN_spc;
1442: }
1443: break;
1444: default:
1445: break;
1.31 schwarze 1446: }
1447: break;
1448: default:
1449: break;
1.28 schwarze 1450: }
1.11 schwarze 1451: }
1452:
1453: static void
1454: post_lb(DECL_ARGS)
1455: {
1456:
1.19 schwarze 1457: if (SEC_LIBRARY == n->sec)
1458: outflags |= MMAN_br;
1.22 schwarze 1459: }
1460:
1461: static int
1462: pre_lk(DECL_ARGS)
1463: {
1.88 schwarze 1464: const struct roff_node *link, *descr;
1.22 schwarze 1465:
1.105 ! schwarze 1466: if ((link = n->child) == NULL)
1.92 schwarze 1467: return 0;
1.22 schwarze 1468:
1.105 ! schwarze 1469: /* Link text. */
! 1470: if ((descr = link->next) != NULL && !(descr->flags & NODE_DELIMC)) {
1.24 schwarze 1471: font_push('I');
1.105 ! schwarze 1472: while (descr != NULL && !(descr->flags & NODE_DELIMC)) {
1.22 schwarze 1473: print_word(descr->string);
1474: descr = descr->next;
1475: }
1.104 schwarze 1476: font_pop();
1.22 schwarze 1477: print_word(":");
1478: }
1479:
1.105 ! schwarze 1480: /* Link target. */
1.24 schwarze 1481: font_push('B');
1.22 schwarze 1482: print_word(link->string);
1.24 schwarze 1483: font_pop();
1.105 ! schwarze 1484:
! 1485: /* Trailing punctuation. */
! 1486: while (descr != NULL) {
! 1487: print_word(descr->string);
! 1488: descr = descr->next;
! 1489: }
1.92 schwarze 1490: return 0;
1.60 schwarze 1491: }
1492:
1493: static int
1494: pre_ll(DECL_ARGS)
1495: {
1496:
1497: print_line(".ll", 0);
1.92 schwarze 1498: return 1;
1.1 schwarze 1499: }
1500:
1501: static int
1.24 schwarze 1502: pre_li(DECL_ARGS)
1503: {
1504:
1505: font_push('R');
1.92 schwarze 1506: return 1;
1.24 schwarze 1507: }
1508:
1509: static int
1.1 schwarze 1510: pre_nm(DECL_ARGS)
1511: {
1.36 schwarze 1512: char *name;
1.1 schwarze 1513:
1.87 schwarze 1514: if (n->type == ROFFT_BLOCK) {
1.53 schwarze 1515: outflags |= MMAN_Bk;
1.21 schwarze 1516: pre_syn(n);
1.53 schwarze 1517: }
1.87 schwarze 1518: if (n->type != ROFFT_ELEM && n->type != ROFFT_HEAD)
1.92 schwarze 1519: return 1;
1.100 schwarze 1520: name = n->child == NULL ? NULL : n->child->string;
1.36 schwarze 1521: if (NULL == name)
1.92 schwarze 1522: return 0;
1.87 schwarze 1523: if (n->type == ROFFT_HEAD) {
1.36 schwarze 1524: if (NULL == n->parent->prev)
1525: outflags |= MMAN_sp;
1526: print_block(".HP", 0);
1.52 schwarze 1527: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1528: outflags |= MMAN_nl;
1529: }
1.24 schwarze 1530: font_push('B');
1.92 schwarze 1531: return 1;
1.1 schwarze 1532: }
1533:
1534: static void
1535: post_nm(DECL_ARGS)
1536: {
1537:
1.53 schwarze 1538: switch (n->type) {
1.87 schwarze 1539: case ROFFT_BLOCK:
1.53 schwarze 1540: outflags &= ~MMAN_Bk;
1541: break;
1.87 schwarze 1542: case ROFFT_HEAD:
1543: case ROFFT_ELEM:
1.100 schwarze 1544: if (n->child != NULL && n->child->string != NULL)
1.66 schwarze 1545: font_pop();
1.53 schwarze 1546: break;
1547: default:
1548: break;
1549: }
1.23 schwarze 1550: }
1551:
1552: static int
1553: pre_no(DECL_ARGS)
1554: {
1555:
1556: outflags |= MMAN_spc_force;
1.92 schwarze 1557: return 1;
1.1 schwarze 1558: }
1559:
1560: static int
1561: pre_ns(DECL_ARGS)
1562: {
1563:
1.18 schwarze 1564: outflags &= ~MMAN_spc;
1.92 schwarze 1565: return 0;
1.1 schwarze 1566: }
1567:
1.3 schwarze 1568: static void
1569: post_pf(DECL_ARGS)
1570: {
1571:
1.96 schwarze 1572: if ( ! (n->next == NULL || n->next->flags & NODE_LINE))
1.75 schwarze 1573: outflags &= ~MMAN_spc;
1.3 schwarze 1574: }
1575:
1.1 schwarze 1576: static int
1577: pre_pp(DECL_ARGS)
1578: {
1579:
1.34 schwarze 1580: if (MDOC_It != n->parent->tok)
1581: outflags |= MMAN_PP;
1582: outflags |= MMAN_sp | MMAN_nl;
1583: outflags &= ~MMAN_br;
1.92 schwarze 1584: return 0;
1.32 schwarze 1585: }
1586:
1587: static int
1588: pre_rs(DECL_ARGS)
1589: {
1590:
1591: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1592: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1593: outflags &= ~MMAN_br;
1.32 schwarze 1594: }
1.92 schwarze 1595: return 1;
1.66 schwarze 1596: }
1597:
1598: static int
1.73 schwarze 1599: pre_skip(DECL_ARGS)
1600: {
1601:
1.92 schwarze 1602: return 0;
1.9 schwarze 1603: }
1604:
1605: static int
1606: pre_sm(DECL_ARGS)
1607: {
1608:
1.64 schwarze 1609: if (NULL == n->child)
1610: outflags ^= MMAN_Sm;
1611: else if (0 == strcmp("on", n->child->string))
1612: outflags |= MMAN_Sm;
1.9 schwarze 1613: else
1.18 schwarze 1614: outflags &= ~MMAN_Sm;
1.64 schwarze 1615:
1616: if (MMAN_Sm & outflags)
1617: outflags |= MMAN_spc;
1618:
1.92 schwarze 1619: return 0;
1.1 schwarze 1620: }
1621:
1622: static int
1.3 schwarze 1623: pre_sp(DECL_ARGS)
1.1 schwarze 1624: {
1625:
1.38 schwarze 1626: if (MMAN_PP & outflags) {
1627: outflags &= ~MMAN_PP;
1628: print_line(".PP", 0);
1629: } else
1630: print_line(".sp", 0);
1.92 schwarze 1631: return 1;
1.1 schwarze 1632: }
1633:
1634: static void
1.3 schwarze 1635: post_sp(DECL_ARGS)
1.1 schwarze 1636: {
1637:
1.18 schwarze 1638: outflags |= MMAN_nl;
1.15 schwarze 1639: }
1640:
1641: static int
1.24 schwarze 1642: pre_sy(DECL_ARGS)
1643: {
1644:
1645: font_push('B');
1.92 schwarze 1646: return 1;
1.24 schwarze 1647: }
1648:
1649: static int
1.15 schwarze 1650: pre_vt(DECL_ARGS)
1651: {
1652:
1.96 schwarze 1653: if (NODE_SYNPRETTY & n->flags) {
1.16 schwarze 1654: switch (n->type) {
1.87 schwarze 1655: case ROFFT_BLOCK:
1.21 schwarze 1656: pre_syn(n);
1.92 schwarze 1657: return 1;
1.87 schwarze 1658: case ROFFT_BODY:
1.16 schwarze 1659: break;
1660: default:
1.92 schwarze 1661: return 0;
1.16 schwarze 1662: }
1.15 schwarze 1663: }
1.24 schwarze 1664: font_push('I');
1.92 schwarze 1665: return 1;
1.15 schwarze 1666: }
1667:
1668: static void
1669: post_vt(DECL_ARGS)
1670: {
1.16 schwarze 1671:
1.96 schwarze 1672: if (n->flags & NODE_SYNPRETTY && n->type != ROFFT_BODY)
1.16 schwarze 1673: return;
1.24 schwarze 1674: font_pop();
1.1 schwarze 1675: }
1676:
1677: static int
1678: pre_xr(DECL_ARGS)
1679: {
1680:
1681: n = n->child;
1682: if (NULL == n)
1.92 schwarze 1683: return 0;
1.42 schwarze 1684: print_node(meta, n);
1.1 schwarze 1685: n = n->next;
1686: if (NULL == n)
1.92 schwarze 1687: return 0;
1.18 schwarze 1688: outflags &= ~MMAN_spc;
1689: print_word("(");
1.42 schwarze 1690: print_node(meta, n);
1.18 schwarze 1691: print_word(")");
1.92 schwarze 1692: return 0;
1.1 schwarze 1693: }
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