Annotation of mandoc/mdoc_man.c, Revision 1.58
1.58 ! schwarze 1: /* $Id: mdoc_man.c,v 1.57 2013/12/25 22:00:45 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: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.11 schwarze 26: #include "out.h"
1.4 kristaps 27: #include "man.h"
1.1 schwarze 28: #include "mdoc.h"
29: #include "main.h"
30:
1.42 schwarze 31: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 32: const struct mdoc_node *n
1.1 schwarze 33:
34: struct manact {
1.5 kristaps 35: int (*cond)(DECL_ARGS); /* DON'T run actions */
36: int (*pre)(DECL_ARGS); /* pre-node action */
37: void (*post)(DECL_ARGS); /* post-node action */
38: const char *prefix; /* pre-node string constant */
39: const char *suffix; /* post-node string constant */
1.1 schwarze 40: };
41:
1.5 kristaps 42: static int cond_body(DECL_ARGS);
1.1 schwarze 43: static int cond_head(DECL_ARGS);
1.26 schwarze 44: static void font_push(char);
45: static void font_pop(void);
1.47 schwarze 46: static void mid_it(void);
1.34 schwarze 47: static void post__t(DECL_ARGS);
1.5 kristaps 48: static void post_bd(DECL_ARGS);
1.27 schwarze 49: static void post_bf(DECL_ARGS);
1.13 schwarze 50: static void post_bk(DECL_ARGS);
1.30 schwarze 51: static void post_bl(DECL_ARGS);
1.5 kristaps 52: static void post_dl(DECL_ARGS);
1.1 schwarze 53: static void post_enc(DECL_ARGS);
1.28 schwarze 54: static void post_eo(DECL_ARGS);
1.17 schwarze 55: static void post_fa(DECL_ARGS);
1.29 schwarze 56: static void post_fd(DECL_ARGS);
1.26 schwarze 57: static void post_fl(DECL_ARGS);
1.16 schwarze 58: static void post_fn(DECL_ARGS);
1.17 schwarze 59: static void post_fo(DECL_ARGS);
1.26 schwarze 60: static void post_font(DECL_ARGS);
1.15 schwarze 61: static void post_in(DECL_ARGS);
1.30 schwarze 62: static void post_it(DECL_ARGS);
1.14 schwarze 63: static void post_lb(DECL_ARGS);
1.5 kristaps 64: static void post_nm(DECL_ARGS);
1.1 schwarze 65: static void post_percent(DECL_ARGS);
1.5 kristaps 66: static void post_pf(DECL_ARGS);
1.3 schwarze 67: static void post_sect(DECL_ARGS);
1.5 kristaps 68: static void post_sp(DECL_ARGS);
1.18 schwarze 69: static void post_vt(DECL_ARGS);
1.34 schwarze 70: static int pre__t(DECL_ARGS);
1.22 schwarze 71: static int pre_an(DECL_ARGS);
1.3 schwarze 72: static int pre_ap(DECL_ARGS);
73: static int pre_bd(DECL_ARGS);
1.27 schwarze 74: static int pre_bf(DECL_ARGS);
1.13 schwarze 75: static int pre_bk(DECL_ARGS);
1.30 schwarze 76: static int pre_bl(DECL_ARGS);
1.3 schwarze 77: static int pre_br(DECL_ARGS);
1.8 schwarze 78: static int pre_bx(DECL_ARGS);
1.1 schwarze 79: static int pre_dl(DECL_ARGS);
1.5 kristaps 80: static int pre_enc(DECL_ARGS);
1.26 schwarze 81: static int pre_em(DECL_ARGS);
1.17 schwarze 82: static int pre_fa(DECL_ARGS);
1.29 schwarze 83: static int pre_fd(DECL_ARGS);
1.26 schwarze 84: static int pre_fl(DECL_ARGS);
1.16 schwarze 85: static int pre_fn(DECL_ARGS);
1.17 schwarze 86: static int pre_fo(DECL_ARGS);
1.23 schwarze 87: static int pre_ft(DECL_ARGS);
1.15 schwarze 88: static int pre_in(DECL_ARGS);
1.1 schwarze 89: static int pre_it(DECL_ARGS);
1.24 schwarze 90: static int pre_lk(DECL_ARGS);
1.26 schwarze 91: static int pre_li(DECL_ARGS);
1.1 schwarze 92: static int pre_nm(DECL_ARGS);
1.25 schwarze 93: static int pre_no(DECL_ARGS);
1.1 schwarze 94: static int pre_ns(DECL_ARGS);
95: static int pre_pp(DECL_ARGS);
1.34 schwarze 96: static int pre_rs(DECL_ARGS);
1.12 schwarze 97: static int pre_sm(DECL_ARGS);
1.3 schwarze 98: static int pre_sp(DECL_ARGS);
1.5 kristaps 99: static int pre_sect(DECL_ARGS);
1.26 schwarze 100: static int pre_sy(DECL_ARGS);
1.23 schwarze 101: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 102: static int pre_vt(DECL_ARGS);
1.8 schwarze 103: static int pre_ux(DECL_ARGS);
1.1 schwarze 104: static int pre_xr(DECL_ARGS);
1.20 schwarze 105: static void print_word(const char *);
1.36 schwarze 106: static void print_line(const char *, int);
107: static void print_block(const char *, int);
1.20 schwarze 108: static void print_offs(const char *);
1.35 schwarze 109: static void print_width(const char *,
110: const struct mdoc_node *, size_t);
1.30 schwarze 111: static void print_count(int *);
1.5 kristaps 112: static void print_node(DECL_ARGS);
1.1 schwarze 113:
1.3 schwarze 114: static const struct manact manacts[MDOC_MAX + 1] = {
115: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
116: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
117: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 118: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 119: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
120: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 121: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 122: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 123: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 124: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
125: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 126: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 127: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 128: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 129: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 130: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 131: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
132: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
133: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 137: { NULL, pre_enc, post_enc, "The \\fB",
138: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
139: }, /* Ex */
1.17 schwarze 140: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 141: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 142: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 143: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 144: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
145: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 146: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 147: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 148: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
149: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
150: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 151: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 152: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 153: { NULL, pre_enc, post_enc, "The \\fB",
154: "\\fP\nfunction returns the value 0 if successful;\n"
155: "otherwise the value -1 is returned and the global\n"
156: "variable \\fIerrno\\fP is set to indicate the error."
157: }, /* Rv */
1.8 schwarze 158: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 159: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 160: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 161: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 162: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
163: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
166: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
171: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
174: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 175: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 177: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 178: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
180: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 181: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
182: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
183: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 184: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 185: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
186: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 187: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
188: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 189: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 190: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 191: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 192: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 193: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 194: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 195: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
196: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
198: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
200: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 201: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 202: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
204: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
205: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 206: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 207: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 208: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
209: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 210: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 211: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
212: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
213: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 214: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 215: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
216: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 217: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
218: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 219: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 220: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 221: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
222: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 223: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
224: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
225: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
226: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 227: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 228: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 229: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 230: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
232: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
233: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 235: { NULL, NULL, NULL, NULL, NULL }, /* Es */
236: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 237: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 238: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 239: { NULL, pre_br, NULL, NULL, NULL }, /* br */
240: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 241: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
242: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 243: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 244: };
245:
1.20 schwarze 246: static int outflags;
1.36 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 */
1.46 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 */
1.56 schwarze 259: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 260:
1.43 schwarze 261: #define BL_STACK_MAX 32
262:
263: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
264: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
265: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 266: static int TPremain; /* characters before tag is full */
267:
1.26 schwarze 268: static struct {
269: char *head;
270: char *tail;
271: size_t size;
272: } fontqueue;
273:
274: static void
275: font_push(char newfont)
276: {
277:
278: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
279: fontqueue.size += 8;
280: fontqueue.head = mandoc_realloc(fontqueue.head,
281: fontqueue.size);
282: }
283: *fontqueue.tail = newfont;
1.37 schwarze 284: print_word("");
285: printf("\\f");
1.26 schwarze 286: putchar(newfont);
287: outflags &= ~MMAN_spc;
288: }
289:
290: static void
291: font_pop(void)
292: {
293:
294: if (fontqueue.tail > fontqueue.head)
295: fontqueue.tail--;
296: outflags &= ~MMAN_spc;
1.37 schwarze 297: print_word("");
298: printf("\\f");
1.26 schwarze 299: putchar(*fontqueue.tail);
300: }
301:
1.1 schwarze 302: static void
1.20 schwarze 303: print_word(const char *s)
1.1 schwarze 304: {
1.5 kristaps 305:
1.36 schwarze 306: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 307: /*
308: * If we need a newline, print it now and start afresh.
309: */
1.36 schwarze 310: if (MMAN_PP & outflags) {
1.44 schwarze 311: if (MMAN_sp & outflags) {
312: if (MMAN_PD & outflags) {
313: printf("\n.PD");
314: outflags &= ~MMAN_PD;
315: }
316: } else if ( ! (MMAN_PD & outflags)) {
317: printf("\n.PD 0");
318: outflags |= MMAN_PD;
319: }
1.36 schwarze 320: printf("\n.PP\n");
321: } else if (MMAN_sp & outflags)
1.21 schwarze 322: printf("\n.sp\n");
323: else if (MMAN_br & outflags)
324: printf("\n.br\n");
325: else if (MMAN_nl & outflags)
326: putchar('\n');
1.36 schwarze 327: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 328: if (1 == TPremain)
329: printf(".br\n");
330: TPremain = 0;
331: } else if (MMAN_spc & outflags) {
1.5 kristaps 332: /*
1.25 schwarze 333: * If we need a space, only print it if
334: * (1) it is forced by `No' or
335: * (2) what follows is not terminating punctuation or
336: * (3) what follows is longer than one character.
1.5 kristaps 337: */
1.37 schwarze 338: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 339: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 340: if (MMAN_Bk & outflags &&
341: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 342: putchar('\\');
1.45 schwarze 343: putchar(' ');
1.37 schwarze 344: if (TPremain)
345: TPremain--;
1.13 schwarze 346: }
1.37 schwarze 347: }
1.5 kristaps 348:
349: /*
350: * Reassign needing space if we're not following opening
351: * punctuation.
352: */
1.37 schwarze 353: if (MMAN_Sm & outflags && ('\0' == s[0] ||
354: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 355: outflags |= MMAN_spc;
356: else
357: outflags &= ~MMAN_spc;
1.46 schwarze 358: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 359:
1.1 schwarze 360: for ( ; *s; s++) {
361: switch (*s) {
362: case (ASCII_NBRSP):
1.45 schwarze 363: printf("\\ ");
1.1 schwarze 364: break;
365: case (ASCII_HYPH):
366: putchar('-');
1.58 ! schwarze 367: break;
! 368: case (ASCII_BREAK):
! 369: printf("\\:");
1.1 schwarze 370: break;
1.56 schwarze 371: case (' '):
372: if (MMAN_nbrword & outflags) {
373: printf("\\ ");
374: break;
375: }
376: /* FALLTHROUGH */
1.1 schwarze 377: default:
1.5 kristaps 378: putchar((unsigned char)*s);
1.1 schwarze 379: break;
380: }
1.37 schwarze 381: if (TPremain)
382: TPremain--;
1.1 schwarze 383: }
1.56 schwarze 384: outflags &= ~MMAN_nbrword;
1.4 kristaps 385: }
386:
1.11 schwarze 387: static void
1.36 schwarze 388: print_line(const char *s, int newflags)
389: {
390:
391: outflags &= ~MMAN_br;
392: outflags |= MMAN_nl;
393: print_word(s);
394: outflags |= newflags;
395: }
396:
397: static void
398: print_block(const char *s, int newflags)
399: {
400:
401: outflags &= ~MMAN_PP;
1.44 schwarze 402: if (MMAN_sp & outflags) {
1.36 schwarze 403: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 404: if (MMAN_PD & outflags) {
405: print_line(".PD", 0);
406: outflags &= ~MMAN_PD;
407: }
1.46 schwarze 408: } else if (! (MMAN_PD & outflags))
409: print_line(".PD 0", MMAN_PD);
1.36 schwarze 410: outflags |= MMAN_nl;
411: print_word(s);
1.46 schwarze 412: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 413: }
414:
415: static void
1.20 schwarze 416: print_offs(const char *v)
1.11 schwarze 417: {
418: char buf[24];
419: struct roffsu su;
420: size_t sz;
421:
1.48 schwarze 422: print_line(".RS", MMAN_Bk_susp);
423:
1.43 schwarze 424: /* Convert v into a number (of characters). */
1.11 schwarze 425: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
426: sz = 0;
427: else if (0 == strcmp(v, "indent"))
428: sz = 6;
429: else if (0 == strcmp(v, "indent-two"))
430: sz = 12;
431: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 432: if (SCALE_EN == su.unit)
433: sz = su.scale;
434: else {
435: /*
436: * XXX
437: * If we are inside an enclosing list,
438: * there is no easy way to add the two
439: * indentations because they are provided
440: * in terms of different units.
441: */
442: print_word(v);
1.48 schwarze 443: outflags |= MMAN_nl;
1.43 schwarze 444: return;
445: }
1.11 schwarze 446: } else
447: sz = strlen(v);
448:
1.43 schwarze 449: /*
450: * We are inside an enclosing list.
451: * Add the two indentations.
452: */
453: if (Bl_stack_len)
454: sz += Bl_stack[Bl_stack_len - 1];
455:
1.53 schwarze 456: snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 457: print_word(buf);
1.48 schwarze 458: outflags |= MMAN_nl;
1.11 schwarze 459: }
460:
1.47 schwarze 461: /*
462: * Set up the indentation for a list item; used from pre_it().
463: */
1.4 kristaps 464: void
1.35 schwarze 465: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 466: {
467: char buf[24];
468: struct roffsu su;
1.31 schwarze 469: size_t sz, chsz;
1.37 schwarze 470: int numeric, remain;
1.31 schwarze 471:
1.37 schwarze 472: numeric = 1;
473: remain = 0;
1.43 schwarze 474:
475: /* Convert v into a number (of characters). */
1.35 schwarze 476: if (NULL == v)
477: sz = defsz;
478: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 479: if (SCALE_EN == su.unit)
480: sz = su.scale;
481: else {
1.37 schwarze 482: sz = 0;
483: numeric = 0;
1.30 schwarze 484: }
485: } else
486: sz = strlen(v);
487:
1.37 schwarze 488: /* XXX Rough estimation, might have multiple parts. */
489: chsz = (NULL != child && MDOC_TEXT == child->type) ?
490: strlen(child->string) : 0;
491:
1.47 schwarze 492: /* Maybe we are inside an enclosing list? */
493: mid_it();
1.43 schwarze 494:
495: /*
496: * Save our own indentation,
497: * such that child lists can use it.
498: */
499: Bl_stack[Bl_stack_len++] = sz + 2;
500:
501: /* Set up the current list. */
1.37 schwarze 502: if (defsz && chsz > sz)
1.36 schwarze 503: print_block(".HP", 0);
1.37 schwarze 504: else {
1.36 schwarze 505: print_block(".TP", 0);
1.37 schwarze 506: remain = sz + 2;
507: }
508: if (numeric) {
1.53 schwarze 509: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 510: print_word(buf);
511: } else
512: print_word(v);
513: TPremain = remain;
1.30 schwarze 514: }
515:
516: void
517: print_count(int *count)
518: {
519: char buf[12];
520:
521: snprintf(buf, sizeof(buf), "%d.", ++*count);
522: print_word(buf);
523: }
524:
525: void
1.4 kristaps 526: man_man(void *arg, const struct man *man)
527: {
528:
1.5 kristaps 529: /*
530: * Dump the keep buffer.
531: * We're guaranteed by now that this exists (is non-NULL).
532: * Flush stdout afterward, just in case.
533: */
1.4 kristaps 534: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 535: fflush(stdout);
1.1 schwarze 536: }
537:
538: void
539: man_mdoc(void *arg, const struct mdoc *mdoc)
540: {
1.42 schwarze 541: const struct mdoc_meta *meta;
1.1 schwarze 542: const struct mdoc_node *n;
543:
1.42 schwarze 544: meta = mdoc_meta(mdoc);
1.1 schwarze 545: n = mdoc_node(mdoc);
546:
1.45 schwarze 547: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 548: meta->title, meta->msec, meta->date,
549: meta->os, meta->vol);
1.1 schwarze 550:
1.45 schwarze 551: /* Disable hyphenation and if nroff, disable justification. */
552: printf(".nh\n.if n .ad l");
553:
1.20 schwarze 554: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 555: if (0 == fontqueue.size) {
556: fontqueue.size = 8;
557: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
558: *fontqueue.tail = 'R';
559: }
1.42 schwarze 560: print_node(meta, n);
1.3 schwarze 561: putchar('\n');
1.1 schwarze 562: }
563:
564: static void
565: print_node(DECL_ARGS)
566: {
1.52 schwarze 567: const struct mdoc_node *sub;
1.5 kristaps 568: const struct manact *act;
1.1 schwarze 569: int cond, do_sub;
1.46 schwarze 570:
1.5 kristaps 571: /*
572: * Break the line if we were parsed subsequent the current node.
573: * This makes the page structure be more consistent.
574: */
1.52 schwarze 575: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 576: outflags |= MMAN_nl;
1.1 schwarze 577:
1.5 kristaps 578: act = NULL;
1.1 schwarze 579: cond = 0;
580: do_sub = 1;
1.5 kristaps 581:
1.1 schwarze 582: if (MDOC_TEXT == n->type) {
1.5 kristaps 583: /*
584: * Make sure that we don't happen to start with a
585: * control character at the start of a line.
586: */
1.20 schwarze 587: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 588: '\'' == *n->string)) {
1.37 schwarze 589: print_word("");
590: printf("\\&");
1.20 schwarze 591: outflags &= ~MMAN_spc;
1.3 schwarze 592: }
1.20 schwarze 593: print_word(n->string);
1.1 schwarze 594: } else {
1.5 kristaps 595: /*
596: * Conditionally run the pre-node action handler for a
597: * node.
598: */
1.1 schwarze 599: act = manacts + n->tok;
1.42 schwarze 600: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 601: if (cond && act->pre)
1.42 schwarze 602: do_sub = (*act->pre)(meta, n);
1.1 schwarze 603: }
604:
1.5 kristaps 605: /*
606: * Conditionally run all child nodes.
607: * Note that this iterates over children instead of using
608: * recursion. This prevents unnecessary depth in the stack.
609: */
1.1 schwarze 610: if (do_sub)
611: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 612: print_node(meta, sub);
1.1 schwarze 613:
1.5 kristaps 614: /*
615: * Lastly, conditionally run the post-node handler.
616: */
1.1 schwarze 617: if (cond && act->post)
1.42 schwarze 618: (*act->post)(meta, n);
1.1 schwarze 619: }
620:
621: static int
622: cond_head(DECL_ARGS)
623: {
1.5 kristaps 624:
1.1 schwarze 625: return(MDOC_HEAD == n->type);
626: }
627:
628: static int
629: cond_body(DECL_ARGS)
630: {
1.5 kristaps 631:
1.1 schwarze 632: return(MDOC_BODY == n->type);
633: }
634:
635: static int
636: pre_enc(DECL_ARGS)
637: {
1.5 kristaps 638: const char *prefix;
1.1 schwarze 639:
640: prefix = manacts[n->tok].prefix;
641: if (NULL == prefix)
642: return(1);
1.20 schwarze 643: print_word(prefix);
644: outflags &= ~MMAN_spc;
1.1 schwarze 645: return(1);
646: }
647:
648: static void
649: post_enc(DECL_ARGS)
650: {
651: const char *suffix;
652:
653: suffix = manacts[n->tok].suffix;
654: if (NULL == suffix)
655: return;
1.20 schwarze 656: outflags &= ~MMAN_spc;
657: print_word(suffix);
1.26 schwarze 658: }
659:
660: static void
661: post_font(DECL_ARGS)
662: {
663:
664: font_pop();
1.1 schwarze 665: }
666:
667: static void
668: post_percent(DECL_ARGS)
669: {
670:
1.34 schwarze 671: if (pre_em == manacts[n->tok].pre)
672: font_pop();
673: if (n->next) {
1.20 schwarze 674: print_word(",");
1.34 schwarze 675: if (n->prev && n->prev->tok == n->tok &&
676: n->next->tok == n->tok)
677: print_word("and");
678: } else {
1.20 schwarze 679: print_word(".");
680: outflags |= MMAN_nl;
1.1 schwarze 681: }
682: }
683:
1.34 schwarze 684: static int
685: pre__t(DECL_ARGS)
686: {
687:
688: if (n->parent && MDOC_Rs == n->parent->tok &&
689: n->parent->norm->Rs.quote_T) {
1.37 schwarze 690: print_word("");
691: putchar('\"');
1.34 schwarze 692: outflags &= ~MMAN_spc;
693: } else
694: font_push('I');
695: return(1);
696: }
697:
698: static void
699: post__t(DECL_ARGS)
700: {
701:
702: if (n->parent && MDOC_Rs == n->parent->tok &&
703: n->parent->norm->Rs.quote_T) {
704: outflags &= ~MMAN_spc;
1.37 schwarze 705: print_word("");
706: putchar('\"');
1.34 schwarze 707: } else
708: font_pop();
1.42 schwarze 709: post_percent(meta, n);
1.34 schwarze 710: }
711:
1.5 kristaps 712: /*
713: * Print before a section header.
714: */
1.1 schwarze 715: static int
1.3 schwarze 716: pre_sect(DECL_ARGS)
717: {
718:
1.54 schwarze 719: if (MDOC_HEAD == n->type) {
1.46 schwarze 720: outflags |= MMAN_sp;
721: print_block(manacts[n->tok].prefix, 0);
722: print_word("");
723: putchar('\"');
724: outflags &= ~MMAN_spc;
725: }
1.3 schwarze 726: return(1);
727: }
728:
1.5 kristaps 729: /*
730: * Print subsequent a section header.
731: */
1.3 schwarze 732: static void
733: post_sect(DECL_ARGS)
734: {
735:
736: if (MDOC_HEAD != n->type)
737: return;
1.20 schwarze 738: outflags &= ~MMAN_spc;
1.37 schwarze 739: print_word("");
740: putchar('\"');
1.20 schwarze 741: outflags |= MMAN_nl;
1.22 schwarze 742: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
743: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
744: }
745:
1.23 schwarze 746: /* See mdoc_term.c, synopsis_pre() for comments. */
747: static void
748: pre_syn(const struct mdoc_node *n)
749: {
750:
751: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
752: return;
753:
754: if (n->prev->tok == n->tok &&
755: MDOC_Ft != n->tok &&
756: MDOC_Fo != n->tok &&
757: MDOC_Fn != n->tok) {
758: outflags |= MMAN_br;
759: return;
760: }
761:
762: switch (n->prev->tok) {
763: case (MDOC_Fd):
764: /* FALLTHROUGH */
765: case (MDOC_Fn):
766: /* FALLTHROUGH */
767: case (MDOC_Fo):
768: /* FALLTHROUGH */
769: case (MDOC_In):
770: /* FALLTHROUGH */
771: case (MDOC_Vt):
772: outflags |= MMAN_sp;
773: break;
774: case (MDOC_Ft):
775: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
776: outflags |= MMAN_sp;
777: break;
778: }
779: /* FALLTHROUGH */
780: default:
781: outflags |= MMAN_br;
782: break;
783: }
784: }
785:
1.22 schwarze 786: static int
787: pre_an(DECL_ARGS)
788: {
789:
790: switch (n->norm->An.auth) {
791: case (AUTH_split):
792: outflags &= ~MMAN_An_nosplit;
793: outflags |= MMAN_An_split;
794: return(0);
795: case (AUTH_nosplit):
796: outflags &= ~MMAN_An_split;
797: outflags |= MMAN_An_nosplit;
798: return(0);
799: default:
800: if (MMAN_An_split & outflags)
801: outflags |= MMAN_br;
802: else if (SEC_AUTHORS == n->sec &&
803: ! (MMAN_An_nosplit & outflags))
804: outflags |= MMAN_An_split;
805: return(1);
806: }
1.3 schwarze 807: }
808:
809: static int
810: pre_ap(DECL_ARGS)
811: {
812:
1.20 schwarze 813: outflags &= ~MMAN_spc;
814: print_word("'");
815: outflags &= ~MMAN_spc;
1.3 schwarze 816: return(0);
817: }
818:
819: static int
820: pre_bd(DECL_ARGS)
821: {
822:
1.36 schwarze 823: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
824:
825: if (DISP_unfilled == n->norm->Bd.type ||
826: DISP_literal == n->norm->Bd.type)
827: print_line(".nf", 0);
828: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 829: outflags |= MMAN_sp;
1.20 schwarze 830: print_offs(n->norm->Bd.offs);
1.3 schwarze 831: return(1);
832: }
833:
834: static void
835: post_bd(DECL_ARGS)
836: {
837:
1.43 schwarze 838: /* Close out this display. */
1.36 schwarze 839: print_line(".RE", MMAN_nl);
1.3 schwarze 840: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 841: DISP_literal == n->norm->Bd.type)
842: print_line(".fi", MMAN_nl);
1.43 schwarze 843:
1.47 schwarze 844: /* Maybe we are inside an enclosing list? */
845: if (NULL != n->parent->next)
846: mid_it();
1.13 schwarze 847: }
848:
849: static int
1.27 schwarze 850: pre_bf(DECL_ARGS)
851: {
852:
853: switch (n->type) {
854: case (MDOC_BLOCK):
855: return(1);
856: case (MDOC_BODY):
857: break;
858: default:
859: return(0);
860: }
861: switch (n->norm->Bf.font) {
862: case (FONT_Em):
863: font_push('I');
864: break;
865: case (FONT_Sy):
866: font_push('B');
867: break;
868: default:
869: font_push('R');
870: break;
871: }
872: return(1);
873: }
874:
875: static void
876: post_bf(DECL_ARGS)
877: {
878:
879: if (MDOC_BODY == n->type)
880: font_pop();
881: }
882:
883: static int
1.13 schwarze 884: pre_bk(DECL_ARGS)
885: {
886:
887: switch (n->type) {
888: case (MDOC_BLOCK):
889: return(1);
890: case (MDOC_BODY):
1.20 schwarze 891: outflags |= MMAN_Bk;
1.13 schwarze 892: return(1);
893: default:
894: return(0);
895: }
896: }
897:
898: static void
899: post_bk(DECL_ARGS)
900: {
901:
1.54 schwarze 902: if (MDOC_BODY == n->type)
1.20 schwarze 903: outflags &= ~MMAN_Bk;
1.3 schwarze 904: }
905:
906: static int
1.30 schwarze 907: pre_bl(DECL_ARGS)
908: {
1.33 schwarze 909: size_t icol;
1.30 schwarze 910:
1.49 schwarze 911: /*
912: * print_offs() will increase the -offset to account for
913: * a possible enclosing .It, but any enclosed .It blocks
914: * just nest and do not add up their indentation.
915: */
916: if (n->norm->Bl.offs) {
917: print_offs(n->norm->Bl.offs);
918: Bl_stack[Bl_stack_len++] = 0;
919: }
920:
1.33 schwarze 921: switch (n->norm->Bl.type) {
922: case (LIST_enum):
1.30 schwarze 923: n->norm->Bl.count = 0;
1.33 schwarze 924: return(1);
925: case (LIST_column):
926: break;
927: default:
928: return(1);
929: }
930:
1.36 schwarze 931: print_line(".TS", MMAN_nl);
1.33 schwarze 932: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
933: print_word("l");
934: print_word(".");
1.36 schwarze 935: outflags |= MMAN_nl;
1.30 schwarze 936: return(1);
937: }
938:
939: static void
940: post_bl(DECL_ARGS)
941: {
942:
1.33 schwarze 943: switch (n->norm->Bl.type) {
1.36 schwarze 944: case (LIST_column):
945: print_line(".TE", 0);
946: break;
1.33 schwarze 947: case (LIST_enum):
948: n->norm->Bl.count = 0;
949: break;
950: default:
951: break;
952: }
1.49 schwarze 953:
954: if (n->norm->Bl.offs) {
955: print_line(".RE", MMAN_nl);
956: assert(Bl_stack_len);
957: Bl_stack_len--;
958: assert(0 == Bl_stack[Bl_stack_len]);
959: } else {
960: outflags |= MMAN_PP | MMAN_nl;
961: outflags &= ~(MMAN_sp | MMAN_br);
962: }
1.47 schwarze 963:
964: /* Maybe we are inside an enclosing list? */
965: if (NULL != n->parent->next)
966: mid_it();
967:
1.30 schwarze 968: }
969:
970: static int
1.3 schwarze 971: pre_br(DECL_ARGS)
972: {
973:
1.21 schwarze 974: outflags |= MMAN_br;
1.3 schwarze 975: return(0);
976: }
977:
978: static int
1.8 schwarze 979: pre_bx(DECL_ARGS)
980: {
981:
982: n = n->child;
983: if (n) {
1.20 schwarze 984: print_word(n->string);
985: outflags &= ~MMAN_spc;
1.8 schwarze 986: n = n->next;
987: }
1.20 schwarze 988: print_word("BSD");
1.8 schwarze 989: if (NULL == n)
990: return(0);
1.20 schwarze 991: outflags &= ~MMAN_spc;
992: print_word("-");
993: outflags &= ~MMAN_spc;
994: print_word(n->string);
1.8 schwarze 995: return(0);
996: }
997:
998: static int
1.1 schwarze 999: pre_dl(DECL_ARGS)
1000: {
1001:
1.47 schwarze 1002: print_offs("6n");
1.1 schwarze 1003: return(1);
1004: }
1005:
1006: static void
1007: post_dl(DECL_ARGS)
1008: {
1009:
1.36 schwarze 1010: print_line(".RE", MMAN_nl);
1.47 schwarze 1011:
1012: /* Maybe we are inside an enclosing list? */
1013: if (NULL != n->parent->next)
1014: mid_it();
1.16 schwarze 1015: }
1016:
1017: static int
1.26 schwarze 1018: pre_em(DECL_ARGS)
1019: {
1020:
1021: font_push('I');
1022: return(1);
1.28 schwarze 1023: }
1024:
1025: static void
1026: post_eo(DECL_ARGS)
1027: {
1028:
1029: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1030: outflags &= ~MMAN_spc;
1.26 schwarze 1031: }
1032:
1033: static int
1.17 schwarze 1034: pre_fa(DECL_ARGS)
1035: {
1.57 schwarze 1036: int am_Fa;
1.17 schwarze 1037:
1.57 schwarze 1038: am_Fa = MDOC_Fa == n->tok;
1039:
1040: if (am_Fa)
1.17 schwarze 1041: n = n->child;
1042:
1043: while (NULL != n) {
1.26 schwarze 1044: font_push('I');
1.57 schwarze 1045: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1046: outflags |= MMAN_nbrword;
1.42 schwarze 1047: print_node(meta, n);
1.26 schwarze 1048: font_pop();
1.17 schwarze 1049: if (NULL != (n = n->next))
1.20 schwarze 1050: print_word(",");
1.17 schwarze 1051: }
1052: return(0);
1053: }
1054:
1055: static void
1056: post_fa(DECL_ARGS)
1057: {
1058:
1059: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1060: print_word(",");
1.29 schwarze 1061: }
1062:
1063: static int
1064: pre_fd(DECL_ARGS)
1065: {
1066:
1067: pre_syn(n);
1068: font_push('B');
1069: return(1);
1070: }
1071:
1072: static void
1073: post_fd(DECL_ARGS)
1074: {
1075:
1076: font_pop();
1077: outflags |= MMAN_br;
1.17 schwarze 1078: }
1079:
1080: static int
1.26 schwarze 1081: pre_fl(DECL_ARGS)
1082: {
1083:
1084: font_push('B');
1.45 schwarze 1085: print_word("\\-");
1.26 schwarze 1086: outflags &= ~MMAN_spc;
1087: return(1);
1088: }
1089:
1090: static void
1091: post_fl(DECL_ARGS)
1092: {
1093:
1094: font_pop();
1.27 schwarze 1095: if (0 == n->nchild && NULL != n->next &&
1096: n->next->line == n->line)
1.26 schwarze 1097: outflags &= ~MMAN_spc;
1098: }
1099:
1100: static int
1.16 schwarze 1101: pre_fn(DECL_ARGS)
1102: {
1103:
1.23 schwarze 1104: pre_syn(n);
1105:
1.16 schwarze 1106: n = n->child;
1107: if (NULL == n)
1108: return(0);
1109:
1.55 schwarze 1110: if (MDOC_SYNPRETTY & n->flags)
1111: print_block(".HP 4n", MMAN_nl);
1112:
1.26 schwarze 1113: font_push('B');
1.42 schwarze 1114: print_node(meta, n);
1.26 schwarze 1115: font_pop();
1.20 schwarze 1116: outflags &= ~MMAN_spc;
1.26 schwarze 1117: print_word("(");
1.20 schwarze 1118: outflags &= ~MMAN_spc;
1.35 schwarze 1119:
1120: n = n->next;
1121: if (NULL != n)
1.42 schwarze 1122: pre_fa(meta, n);
1.35 schwarze 1123: return(0);
1.16 schwarze 1124: }
1125:
1126: static void
1127: post_fn(DECL_ARGS)
1128: {
1129:
1.20 schwarze 1130: print_word(")");
1.16 schwarze 1131: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1132: print_word(";");
1.55 schwarze 1133: outflags |= MMAN_PP;
1.17 schwarze 1134: }
1135: }
1136:
1137: static int
1138: pre_fo(DECL_ARGS)
1139: {
1140:
1141: switch (n->type) {
1.23 schwarze 1142: case (MDOC_BLOCK):
1143: pre_syn(n);
1144: break;
1.17 schwarze 1145: case (MDOC_HEAD):
1.57 schwarze 1146: if (MDOC_SYNPRETTY & n->flags)
1147: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1148: font_push('B');
1.17 schwarze 1149: break;
1150: case (MDOC_BODY):
1.20 schwarze 1151: outflags &= ~MMAN_spc;
1152: print_word("(");
1153: outflags &= ~MMAN_spc;
1.17 schwarze 1154: break;
1155: default:
1156: break;
1157: }
1158: return(1);
1159: }
1.57 schwarze 1160:
1.17 schwarze 1161: static void
1162: post_fo(DECL_ARGS)
1163: {
1164:
1165: switch (n->type) {
1166: case (MDOC_HEAD):
1.26 schwarze 1167: font_pop();
1.17 schwarze 1168: break;
1169: case (MDOC_BODY):
1.42 schwarze 1170: post_fn(meta, n);
1.17 schwarze 1171: break;
1172: default:
1173: break;
1.16 schwarze 1174: }
1.15 schwarze 1175: }
1176:
1177: static int
1.23 schwarze 1178: pre_ft(DECL_ARGS)
1179: {
1180:
1181: pre_syn(n);
1.26 schwarze 1182: font_push('I');
1.23 schwarze 1183: return(1);
1184: }
1185:
1186: static int
1.15 schwarze 1187: pre_in(DECL_ARGS)
1188: {
1189:
1190: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1191: pre_syn(n);
1.26 schwarze 1192: font_push('B');
1193: print_word("#include <");
1194: outflags &= ~MMAN_spc;
1195: } else {
1196: print_word("<");
1197: outflags &= ~MMAN_spc;
1198: font_push('I');
1199: }
1.15 schwarze 1200: return(1);
1201: }
1202:
1203: static void
1204: post_in(DECL_ARGS)
1205: {
1206:
1207: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1208: outflags &= ~MMAN_spc;
1209: print_word(">");
1210: font_pop();
1.21 schwarze 1211: outflags |= MMAN_br;
1.26 schwarze 1212: } else {
1213: font_pop();
1214: outflags &= ~MMAN_spc;
1215: print_word(">");
1216: }
1.1 schwarze 1217: }
1218:
1219: static int
1220: pre_it(DECL_ARGS)
1221: {
1222: const struct mdoc_node *bln;
1223:
1.30 schwarze 1224: switch (n->type) {
1225: case (MDOC_HEAD):
1.36 schwarze 1226: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1227: bln = n->parent->parent;
1.36 schwarze 1228: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1229: (NULL == n->parent->prev &&
1230: NULL == bln->parent->prev))
1.36 schwarze 1231: outflags |= MMAN_sp;
1232: outflags &= ~MMAN_br;
1.3 schwarze 1233: switch (bln->norm->Bl.type) {
1.30 schwarze 1234: case (LIST_item):
1235: return(0);
1236: case (LIST_inset):
1237: /* FALLTHROUGH */
1238: case (LIST_diag):
1239: /* FALLTHROUGH */
1240: case (LIST_ohang):
1241: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1242: print_line(".B \"", 0);
1.30 schwarze 1243: else
1.36 schwarze 1244: print_line(".R \"", 0);
1.30 schwarze 1245: outflags &= ~MMAN_spc;
1246: return(1);
1.3 schwarze 1247: case (LIST_bullet):
1.30 schwarze 1248: /* FALLTHROUGH */
1249: case (LIST_dash):
1250: /* FALLTHROUGH */
1251: case (LIST_hyphen):
1.35 schwarze 1252: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1253: TPremain = 0;
1.30 schwarze 1254: outflags |= MMAN_nl;
1255: font_push('B');
1256: if (LIST_bullet == bln->norm->Bl.type)
1257: print_word("o");
1258: else
1259: print_word("-");
1260: font_pop();
1261: break;
1262: case (LIST_enum):
1.35 schwarze 1263: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1264: TPremain = 0;
1.30 schwarze 1265: outflags |= MMAN_nl;
1266: print_count(&bln->norm->Bl.count);
1.3 schwarze 1267: break;
1.31 schwarze 1268: case (LIST_hang):
1.35 schwarze 1269: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1270: TPremain = 0;
1.32 schwarze 1271: break;
1272: case (LIST_tag):
1.37 schwarze 1273: print_width(bln->norm->Bl.width, n->child, 0);
1274: putchar('\n');
1275: outflags &= ~MMAN_spc;
1276: return(1);
1.3 schwarze 1277: default:
1.32 schwarze 1278: return(1);
1.3 schwarze 1279: }
1.20 schwarze 1280: outflags |= MMAN_nl;
1.30 schwarze 1281: default:
1282: break;
1.1 schwarze 1283: }
1284: return(1);
1.30 schwarze 1285: }
1286:
1.47 schwarze 1287: /*
1288: * This function is called after closing out an indented block.
1289: * If we are inside an enclosing list, restore its indentation.
1290: */
1291: static void
1292: mid_it(void)
1293: {
1294: char buf[24];
1295:
1296: /* Nothing to do outside a list. */
1297: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1298: return;
1299:
1300: /* The indentation has already been set up. */
1301: if (Bl_stack_post[Bl_stack_len - 1])
1302: return;
1303:
1304: /* Restore the indentation of the enclosing list. */
1305: print_line(".RS", MMAN_Bk_susp);
1.53 schwarze 1306: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1307: print_word(buf);
1308:
1309: /* Remeber to close out this .RS block later. */
1310: Bl_stack_post[Bl_stack_len - 1] = 1;
1311: }
1312:
1.30 schwarze 1313: static void
1314: post_it(DECL_ARGS)
1315: {
1316: const struct mdoc_node *bln;
1317:
1.33 schwarze 1318: bln = n->parent->parent;
1319:
1320: switch (n->type) {
1321: case (MDOC_HEAD):
1.30 schwarze 1322: switch (bln->norm->Bl.type) {
1323: case (LIST_diag):
1324: outflags &= ~MMAN_spc;
1325: print_word("\\ ");
1326: break;
1327: case (LIST_ohang):
1328: outflags |= MMAN_br;
1329: break;
1330: default:
1331: break;
1332: }
1.33 schwarze 1333: break;
1334: case (MDOC_BODY):
1.43 schwarze 1335: switch (bln->norm->Bl.type) {
1336: case (LIST_bullet):
1337: /* FALLTHROUGH */
1338: case (LIST_dash):
1339: /* FALLTHROUGH */
1340: case (LIST_hyphen):
1341: /* FALLTHROUGH */
1342: case (LIST_enum):
1343: /* FALLTHROUGH */
1344: case (LIST_hang):
1345: /* FALLTHROUGH */
1346: case (LIST_tag):
1347: assert(Bl_stack_len);
1348: Bl_stack[--Bl_stack_len] = 0;
1349:
1350: /*
1351: * Our indentation had to be restored
1.47 schwarze 1352: * after a child display or child list.
1.43 schwarze 1353: * Close out that indentation block now.
1354: */
1355: if (Bl_stack_post[Bl_stack_len]) {
1356: print_line(".RE", MMAN_nl);
1357: Bl_stack_post[Bl_stack_len] = 0;
1358: }
1359: break;
1360: case (LIST_column):
1361: if (NULL != n->next) {
1362: putchar('\t');
1363: outflags &= ~MMAN_spc;
1364: }
1365: break;
1366: default:
1367: break;
1.33 schwarze 1368: }
1369: break;
1370: default:
1371: break;
1.30 schwarze 1372: }
1.14 schwarze 1373: }
1374:
1375: static void
1376: post_lb(DECL_ARGS)
1377: {
1378:
1.21 schwarze 1379: if (SEC_LIBRARY == n->sec)
1380: outflags |= MMAN_br;
1.24 schwarze 1381: }
1382:
1383: static int
1384: pre_lk(DECL_ARGS)
1385: {
1386: const struct mdoc_node *link, *descr;
1387:
1388: if (NULL == (link = n->child))
1389: return(0);
1390:
1391: if (NULL != (descr = link->next)) {
1.26 schwarze 1392: font_push('I');
1.24 schwarze 1393: while (NULL != descr) {
1394: print_word(descr->string);
1395: descr = descr->next;
1396: }
1397: print_word(":");
1.26 schwarze 1398: font_pop();
1.24 schwarze 1399: }
1400:
1.26 schwarze 1401: font_push('B');
1.24 schwarze 1402: print_word(link->string);
1.26 schwarze 1403: font_pop();
1.24 schwarze 1404: return(0);
1.1 schwarze 1405: }
1406:
1407: static int
1.26 schwarze 1408: pre_li(DECL_ARGS)
1409: {
1410:
1411: font_push('R');
1412: return(1);
1413: }
1414:
1415: static int
1.1 schwarze 1416: pre_nm(DECL_ARGS)
1417: {
1.38 schwarze 1418: char *name;
1.1 schwarze 1419:
1.54 schwarze 1420: if (MDOC_BLOCK == n->type) {
1421: outflags |= MMAN_Bk;
1.23 schwarze 1422: pre_syn(n);
1.54 schwarze 1423: }
1.1 schwarze 1424: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1425: return(1);
1.42 schwarze 1426: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1427: if (NULL == name)
1.23 schwarze 1428: return(0);
1.38 schwarze 1429: if (MDOC_HEAD == n->type) {
1430: if (NULL == n->parent->prev)
1431: outflags |= MMAN_sp;
1432: print_block(".HP", 0);
1.53 schwarze 1433: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1434: outflags |= MMAN_nl;
1435: }
1.26 schwarze 1436: font_push('B');
1.1 schwarze 1437: if (NULL == n->child)
1.42 schwarze 1438: print_word(meta->name);
1.1 schwarze 1439: return(1);
1440: }
1441:
1442: static void
1443: post_nm(DECL_ARGS)
1444: {
1445:
1.54 schwarze 1446: switch (n->type) {
1447: case (MDOC_BLOCK):
1448: outflags &= ~MMAN_Bk;
1449: break;
1450: case (MDOC_HEAD):
1451: /* FALLTHROUGH */
1452: case (MDOC_ELEM):
1453: font_pop();
1454: break;
1455: default:
1456: break;
1457: }
1.25 schwarze 1458: }
1459:
1460: static int
1461: pre_no(DECL_ARGS)
1462: {
1463:
1464: outflags |= MMAN_spc_force;
1465: return(1);
1.1 schwarze 1466: }
1467:
1468: static int
1469: pre_ns(DECL_ARGS)
1470: {
1471:
1.20 schwarze 1472: outflags &= ~MMAN_spc;
1.1 schwarze 1473: return(0);
1474: }
1475:
1.3 schwarze 1476: static void
1477: post_pf(DECL_ARGS)
1478: {
1479:
1.20 schwarze 1480: outflags &= ~MMAN_spc;
1.3 schwarze 1481: }
1482:
1.1 schwarze 1483: static int
1484: pre_pp(DECL_ARGS)
1485: {
1486:
1.36 schwarze 1487: if (MDOC_It != n->parent->tok)
1488: outflags |= MMAN_PP;
1489: outflags |= MMAN_sp | MMAN_nl;
1490: outflags &= ~MMAN_br;
1.34 schwarze 1491: return(0);
1492: }
1493:
1494: static int
1495: pre_rs(DECL_ARGS)
1496: {
1497:
1498: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1499: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1500: outflags &= ~MMAN_br;
1.34 schwarze 1501: }
1502: return(1);
1.12 schwarze 1503: }
1504:
1505: static int
1506: pre_sm(DECL_ARGS)
1507: {
1508:
1509: assert(n->child && MDOC_TEXT == n->child->type);
1510: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1511: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1512: else
1.20 schwarze 1513: outflags &= ~MMAN_Sm;
1.12 schwarze 1514: return(0);
1.1 schwarze 1515: }
1516:
1517: static int
1.3 schwarze 1518: pre_sp(DECL_ARGS)
1.1 schwarze 1519: {
1520:
1.41 schwarze 1521: if (MMAN_PP & outflags) {
1522: outflags &= ~MMAN_PP;
1.40 schwarze 1523: print_line(".PP", 0);
1.41 schwarze 1524: } else
1.40 schwarze 1525: print_line(".sp", 0);
1.1 schwarze 1526: return(1);
1527: }
1528:
1529: static void
1.3 schwarze 1530: post_sp(DECL_ARGS)
1.1 schwarze 1531: {
1532:
1.20 schwarze 1533: outflags |= MMAN_nl;
1.18 schwarze 1534: }
1535:
1536: static int
1.26 schwarze 1537: pre_sy(DECL_ARGS)
1538: {
1539:
1540: font_push('B');
1541: return(1);
1542: }
1543:
1544: static int
1.18 schwarze 1545: pre_vt(DECL_ARGS)
1546: {
1547:
1548: if (MDOC_SYNPRETTY & n->flags) {
1549: switch (n->type) {
1550: case (MDOC_BLOCK):
1.23 schwarze 1551: pre_syn(n);
1.18 schwarze 1552: return(1);
1553: case (MDOC_BODY):
1554: break;
1555: default:
1556: return(0);
1557: }
1558: }
1.26 schwarze 1559: font_push('I');
1.18 schwarze 1560: return(1);
1561: }
1562:
1563: static void
1564: post_vt(DECL_ARGS)
1565: {
1566:
1.19 schwarze 1567: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1568: return;
1.26 schwarze 1569: font_pop();
1.1 schwarze 1570: }
1571:
1572: static int
1573: pre_xr(DECL_ARGS)
1574: {
1575:
1576: n = n->child;
1577: if (NULL == n)
1578: return(0);
1.42 schwarze 1579: print_node(meta, n);
1.1 schwarze 1580: n = n->next;
1581: if (NULL == n)
1582: return(0);
1.20 schwarze 1583: outflags &= ~MMAN_spc;
1584: print_word("(");
1.42 schwarze 1585: print_node(meta, n);
1.20 schwarze 1586: print_word(")");
1.1 schwarze 1587: return(0);
1.8 schwarze 1588: }
1589:
1590: static int
1591: pre_ux(DECL_ARGS)
1592: {
1593:
1.20 schwarze 1594: print_word(manacts[n->tok].prefix);
1.8 schwarze 1595: if (NULL == n->child)
1596: return(0);
1.20 schwarze 1597: outflags &= ~MMAN_spc;
1.45 schwarze 1598: print_word("\\ ");
1.20 schwarze 1599: outflags &= ~MMAN_spc;
1.8 schwarze 1600: return(1);
1.1 schwarze 1601: }
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