Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.57
1.57 ! schwarze 1: /* $Id: mdoc_man.c,v 1.56 2013/12/25 22:00:34 schwarze Exp $ */
1.1 schwarze 2: /*
1.57 ! 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: */
1.9 schwarze 17: #include <assert.h>
1.1 schwarze 18: #include <stdio.h>
19: #include <string.h>
20:
21: #include "mandoc.h"
1.8 schwarze 22: #include "out.h"
1.4 schwarze 23: #include "man.h"
1.1 schwarze 24: #include "mdoc.h"
25: #include "main.h"
26:
1.42 schwarze 27: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 28: const struct mdoc_node *n
1.1 schwarze 29:
30: struct manact {
1.4 schwarze 31: int (*cond)(DECL_ARGS); /* DON'T run actions */
32: int (*pre)(DECL_ARGS); /* pre-node action */
33: void (*post)(DECL_ARGS); /* post-node action */
34: const char *prefix; /* pre-node string constant */
35: const char *suffix; /* post-node string constant */
1.1 schwarze 36: };
37:
1.4 schwarze 38: static int cond_body(DECL_ARGS);
1.1 schwarze 39: static int cond_head(DECL_ARGS);
1.24 schwarze 40: static void font_push(char);
41: static void font_pop(void);
1.46 schwarze 42: static void mid_it(void);
1.32 schwarze 43: static void post__t(DECL_ARGS);
1.4 schwarze 44: static void post_bd(DECL_ARGS);
1.25 schwarze 45: static void post_bf(DECL_ARGS);
1.10 schwarze 46: static void post_bk(DECL_ARGS);
1.28 schwarze 47: static void post_bl(DECL_ARGS);
1.4 schwarze 48: static void post_dl(DECL_ARGS);
1.1 schwarze 49: static void post_enc(DECL_ARGS);
1.26 schwarze 50: static void post_eo(DECL_ARGS);
1.14 schwarze 51: static void post_fa(DECL_ARGS);
1.27 schwarze 52: static void post_fd(DECL_ARGS);
1.24 schwarze 53: static void post_fl(DECL_ARGS);
1.13 schwarze 54: static void post_fn(DECL_ARGS);
1.14 schwarze 55: static void post_fo(DECL_ARGS);
1.24 schwarze 56: static void post_font(DECL_ARGS);
1.12 schwarze 57: static void post_in(DECL_ARGS);
1.28 schwarze 58: static void post_it(DECL_ARGS);
1.11 schwarze 59: static void post_lb(DECL_ARGS);
1.4 schwarze 60: static void post_nm(DECL_ARGS);
1.1 schwarze 61: static void post_percent(DECL_ARGS);
1.4 schwarze 62: static void post_pf(DECL_ARGS);
1.3 schwarze 63: static void post_sect(DECL_ARGS);
1.4 schwarze 64: static void post_sp(DECL_ARGS);
1.15 schwarze 65: static void post_vt(DECL_ARGS);
1.32 schwarze 66: static int pre__t(DECL_ARGS);
1.20 schwarze 67: static int pre_an(DECL_ARGS);
1.3 schwarze 68: static int pre_ap(DECL_ARGS);
69: static int pre_bd(DECL_ARGS);
1.25 schwarze 70: static int pre_bf(DECL_ARGS);
1.10 schwarze 71: static int pre_bk(DECL_ARGS);
1.28 schwarze 72: static int pre_bl(DECL_ARGS);
1.3 schwarze 73: static int pre_br(DECL_ARGS);
1.5 schwarze 74: static int pre_bx(DECL_ARGS);
1.1 schwarze 75: static int pre_dl(DECL_ARGS);
1.4 schwarze 76: static int pre_enc(DECL_ARGS);
1.24 schwarze 77: static int pre_em(DECL_ARGS);
1.14 schwarze 78: static int pre_fa(DECL_ARGS);
1.27 schwarze 79: static int pre_fd(DECL_ARGS);
1.24 schwarze 80: static int pre_fl(DECL_ARGS);
1.13 schwarze 81: static int pre_fn(DECL_ARGS);
1.14 schwarze 82: static int pre_fo(DECL_ARGS);
1.21 schwarze 83: static int pre_ft(DECL_ARGS);
1.12 schwarze 84: static int pre_in(DECL_ARGS);
1.1 schwarze 85: static int pre_it(DECL_ARGS);
1.22 schwarze 86: static int pre_lk(DECL_ARGS);
1.24 schwarze 87: static int pre_li(DECL_ARGS);
1.1 schwarze 88: static int pre_nm(DECL_ARGS);
1.23 schwarze 89: static int pre_no(DECL_ARGS);
1.1 schwarze 90: static int pre_ns(DECL_ARGS);
91: static int pre_pp(DECL_ARGS);
1.32 schwarze 92: static int pre_rs(DECL_ARGS);
1.9 schwarze 93: static int pre_sm(DECL_ARGS);
1.3 schwarze 94: static int pre_sp(DECL_ARGS);
1.4 schwarze 95: static int pre_sect(DECL_ARGS);
1.24 schwarze 96: static int pre_sy(DECL_ARGS);
1.21 schwarze 97: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 98: static int pre_vt(DECL_ARGS);
1.5 schwarze 99: static int pre_ux(DECL_ARGS);
1.1 schwarze 100: static int pre_xr(DECL_ARGS);
1.18 schwarze 101: static void print_word(const char *);
1.34 schwarze 102: static void print_line(const char *, int);
103: static void print_block(const char *, int);
1.18 schwarze 104: static void print_offs(const char *);
1.33 schwarze 105: static void print_width(const char *,
106: const struct mdoc_node *, size_t);
1.28 schwarze 107: static void print_count(int *);
1.4 schwarze 108: static void print_node(DECL_ARGS);
1.1 schwarze 109:
1.3 schwarze 110: static const struct manact manacts[MDOC_MAX + 1] = {
111: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
112: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
113: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 114: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 115: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
116: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 117: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 118: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 119: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 120: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
121: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 122: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 123: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 124: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 125: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 126: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 127: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
128: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
129: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
130: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
131: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
132: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 133: { NULL, pre_enc, post_enc, "The \\fB",
134: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
135: }, /* Ex */
1.14 schwarze 136: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 137: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 138: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 139: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 140: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
141: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 142: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 143: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 144: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
145: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
146: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 147: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 148: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 149: { NULL, pre_enc, post_enc, "The \\fB",
150: "\\fP\nfunction returns the value 0 if successful;\n"
151: "otherwise the value -1 is returned and the global\n"
152: "variable \\fIerrno\\fP is set to indicate the error."
153: }, /* Rv */
1.5 schwarze 154: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 155: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 156: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 157: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 158: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
159: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
160: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
164: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
167: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 169: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
170: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 171: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 173: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 174: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 175: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
176: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 177: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
178: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
179: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 180: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.50 schwarze 181: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
182: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.26 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
184: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 185: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 186: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 187: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 188: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 189: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 190: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 191: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
192: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 193: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
194: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
195: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
196: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 197: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 198: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 199: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
200: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
201: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 202: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 204: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
205: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 206: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 207: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
208: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
209: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 210: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 211: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
212: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 213: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
214: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 215: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 216: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 217: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
218: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 219: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
220: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
221: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
222: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 223: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 224: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 225: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 226: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 227: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
228: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
229: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 230: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 231: { NULL, NULL, NULL, NULL, NULL }, /* Es */
232: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 233: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 234: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 235: { NULL, pre_br, NULL, NULL, NULL }, /* br */
236: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
238: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 239: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 240: };
241:
1.18 schwarze 242: static int outflags;
1.34 schwarze 243: #define MMAN_spc (1 << 0) /* blank character before next word */
244: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
245: #define MMAN_nl (1 << 2) /* break man(7) code line */
246: #define MMAN_br (1 << 3) /* break output line */
247: #define MMAN_sp (1 << 4) /* insert a blank output line */
248: #define MMAN_PP (1 << 5) /* reset indentation etc. */
249: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
250: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 251: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
252: #define MMAN_An_split (1 << 9) /* author mode is "split" */
253: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
254: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 schwarze 255: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 256:
1.43 schwarze 257: #define BL_STACK_MAX 32
258:
259: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
260: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
261: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 262: static int TPremain; /* characters before tag is full */
263:
1.24 schwarze 264: static struct {
265: char *head;
266: char *tail;
267: size_t size;
268: } fontqueue;
269:
270: static void
271: font_push(char newfont)
272: {
273:
274: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
275: fontqueue.size += 8;
276: fontqueue.head = mandoc_realloc(fontqueue.head,
277: fontqueue.size);
278: }
279: *fontqueue.tail = newfont;
1.35 schwarze 280: print_word("");
281: printf("\\f");
1.24 schwarze 282: putchar(newfont);
283: outflags &= ~MMAN_spc;
284: }
285:
286: static void
287: font_pop(void)
288: {
289:
290: if (fontqueue.tail > fontqueue.head)
291: fontqueue.tail--;
292: outflags &= ~MMAN_spc;
1.35 schwarze 293: print_word("");
294: printf("\\f");
1.24 schwarze 295: putchar(*fontqueue.tail);
296: }
297:
1.1 schwarze 298: static void
1.18 schwarze 299: print_word(const char *s)
1.1 schwarze 300: {
1.4 schwarze 301:
1.34 schwarze 302: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.4 schwarze 303: /*
304: * If we need a newline, print it now and start afresh.
305: */
1.34 schwarze 306: if (MMAN_PP & outflags) {
1.44 schwarze 307: if (MMAN_sp & outflags) {
308: if (MMAN_PD & outflags) {
309: printf("\n.PD");
310: outflags &= ~MMAN_PD;
311: }
312: } else if ( ! (MMAN_PD & outflags)) {
313: printf("\n.PD 0");
314: outflags |= MMAN_PD;
315: }
1.34 schwarze 316: printf("\n.PP\n");
317: } else if (MMAN_sp & outflags)
1.19 schwarze 318: printf("\n.sp\n");
319: else if (MMAN_br & outflags)
320: printf("\n.br\n");
321: else if (MMAN_nl & outflags)
322: putchar('\n');
1.34 schwarze 323: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 324: if (1 == TPremain)
325: printf(".br\n");
326: TPremain = 0;
327: } else if (MMAN_spc & outflags) {
1.4 schwarze 328: /*
1.23 schwarze 329: * If we need a space, only print it if
330: * (1) it is forced by `No' or
331: * (2) what follows is not terminating punctuation or
332: * (3) what follows is longer than one character.
1.4 schwarze 333: */
1.35 schwarze 334: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 335: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 336: if (MMAN_Bk & outflags &&
337: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 338: putchar('\\');
1.39 millert 339: putchar(' ');
1.35 schwarze 340: if (TPremain)
341: TPremain--;
1.10 schwarze 342: }
1.35 schwarze 343: }
1.4 schwarze 344:
345: /*
346: * Reassign needing space if we're not following opening
347: * punctuation.
348: */
1.35 schwarze 349: if (MMAN_Sm & outflags && ('\0' == s[0] ||
350: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 351: outflags |= MMAN_spc;
352: else
353: outflags &= ~MMAN_spc;
1.45 schwarze 354: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 355:
1.1 schwarze 356: for ( ; *s; s++) {
357: switch (*s) {
358: case (ASCII_NBRSP):
1.39 millert 359: printf("\\ ");
1.1 schwarze 360: break;
361: case (ASCII_HYPH):
362: putchar('-');
1.57 ! schwarze 363: break;
! 364: case (ASCII_BREAK):
! 365: printf("\\:");
1.1 schwarze 366: break;
1.55 schwarze 367: case (' '):
368: if (MMAN_nbrword & outflags) {
369: printf("\\ ");
370: break;
371: }
372: /* FALLTHROUGH */
1.1 schwarze 373: default:
1.4 schwarze 374: putchar((unsigned char)*s);
1.1 schwarze 375: break;
376: }
1.35 schwarze 377: if (TPremain)
378: TPremain--;
1.1 schwarze 379: }
1.55 schwarze 380: outflags &= ~MMAN_nbrword;
1.1 schwarze 381: }
382:
1.8 schwarze 383: static void
1.34 schwarze 384: print_line(const char *s, int newflags)
385: {
386:
387: outflags &= ~MMAN_br;
388: outflags |= MMAN_nl;
389: print_word(s);
390: outflags |= newflags;
391: }
392:
393: static void
394: print_block(const char *s, int newflags)
395: {
396:
397: outflags &= ~MMAN_PP;
1.44 schwarze 398: if (MMAN_sp & outflags) {
1.34 schwarze 399: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 400: if (MMAN_PD & outflags) {
401: print_line(".PD", 0);
402: outflags &= ~MMAN_PD;
403: }
1.45 schwarze 404: } else if (! (MMAN_PD & outflags))
405: print_line(".PD 0", MMAN_PD);
1.34 schwarze 406: outflags |= MMAN_nl;
407: print_word(s);
1.45 schwarze 408: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 409: }
410:
411: static void
1.18 schwarze 412: print_offs(const char *v)
1.8 schwarze 413: {
414: char buf[24];
415: struct roffsu su;
416: size_t sz;
417:
1.47 schwarze 418: print_line(".RS", MMAN_Bk_susp);
419:
1.43 schwarze 420: /* Convert v into a number (of characters). */
1.8 schwarze 421: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
422: sz = 0;
423: else if (0 == strcmp(v, "indent"))
424: sz = 6;
425: else if (0 == strcmp(v, "indent-two"))
426: sz = 12;
427: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 428: if (SCALE_EN == su.unit)
429: sz = su.scale;
430: else {
431: /*
432: * XXX
433: * If we are inside an enclosing list,
434: * there is no easy way to add the two
435: * indentations because they are provided
436: * in terms of different units.
437: */
438: print_word(v);
1.47 schwarze 439: outflags |= MMAN_nl;
1.43 schwarze 440: return;
441: }
1.8 schwarze 442: } else
443: sz = strlen(v);
444:
1.43 schwarze 445: /*
446: * We are inside an enclosing list.
447: * Add the two indentations.
448: */
449: if (Bl_stack_len)
450: sz += Bl_stack[Bl_stack_len - 1];
451:
1.52 schwarze 452: snprintf(buf, sizeof(buf), "%zun", sz);
1.18 schwarze 453: print_word(buf);
1.47 schwarze 454: outflags |= MMAN_nl;
1.8 schwarze 455: }
456:
1.46 schwarze 457: /*
458: * Set up the indentation for a list item; used from pre_it().
459: */
1.1 schwarze 460: void
1.33 schwarze 461: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 462: {
463: char buf[24];
464: struct roffsu su;
1.29 schwarze 465: size_t sz, chsz;
1.35 schwarze 466: int numeric, remain;
1.29 schwarze 467:
1.35 schwarze 468: numeric = 1;
469: remain = 0;
1.43 schwarze 470:
471: /* Convert v into a number (of characters). */
1.33 schwarze 472: if (NULL == v)
473: sz = defsz;
474: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 475: if (SCALE_EN == su.unit)
476: sz = su.scale;
477: else {
1.35 schwarze 478: sz = 0;
479: numeric = 0;
1.28 schwarze 480: }
481: } else
482: sz = strlen(v);
483:
1.35 schwarze 484: /* XXX Rough estimation, might have multiple parts. */
485: chsz = (NULL != child && MDOC_TEXT == child->type) ?
486: strlen(child->string) : 0;
487:
1.46 schwarze 488: /* Maybe we are inside an enclosing list? */
489: mid_it();
1.43 schwarze 490:
491: /*
492: * Save our own indentation,
493: * such that child lists can use it.
494: */
495: Bl_stack[Bl_stack_len++] = sz + 2;
496:
497: /* Set up the current list. */
1.35 schwarze 498: if (defsz && chsz > sz)
1.34 schwarze 499: print_block(".HP", 0);
1.35 schwarze 500: else {
1.34 schwarze 501: print_block(".TP", 0);
1.35 schwarze 502: remain = sz + 2;
503: }
504: if (numeric) {
1.52 schwarze 505: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.35 schwarze 506: print_word(buf);
507: } else
508: print_word(v);
509: TPremain = remain;
1.28 schwarze 510: }
511:
512: void
513: print_count(int *count)
514: {
515: char buf[12];
516:
517: snprintf(buf, sizeof(buf), "%d.", ++*count);
518: print_word(buf);
519: }
520:
521: void
1.4 schwarze 522: man_man(void *arg, const struct man *man)
523: {
524:
525: /*
526: * Dump the keep buffer.
527: * We're guaranteed by now that this exists (is non-NULL).
528: * Flush stdout afterward, just in case.
529: */
530: fputs(mparse_getkeep(man_mparse(man)), stdout);
531: fflush(stdout);
532: }
533:
534: void
1.1 schwarze 535: man_mdoc(void *arg, const struct mdoc *mdoc)
536: {
1.42 schwarze 537: const struct mdoc_meta *meta;
1.1 schwarze 538: const struct mdoc_node *n;
539:
1.42 schwarze 540: meta = mdoc_meta(mdoc);
1.1 schwarze 541: n = mdoc_node(mdoc);
542:
1.41 millert 543: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 544: meta->title, meta->msec, meta->date,
545: meta->os, meta->vol);
1.41 millert 546:
547: /* Disable hyphenation and if nroff, disable justification. */
548: printf(".nh\n.if n .ad l");
1.1 schwarze 549:
1.18 schwarze 550: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 551: if (0 == fontqueue.size) {
552: fontqueue.size = 8;
553: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
554: *fontqueue.tail = 'R';
555: }
1.42 schwarze 556: print_node(meta, n);
1.3 schwarze 557: putchar('\n');
1.1 schwarze 558: }
559:
560: static void
561: print_node(DECL_ARGS)
562: {
1.51 schwarze 563: const struct mdoc_node *sub;
1.4 schwarze 564: const struct manact *act;
1.1 schwarze 565: int cond, do_sub;
1.45 schwarze 566:
1.4 schwarze 567: /*
568: * Break the line if we were parsed subsequent the current node.
569: * This makes the page structure be more consistent.
570: */
1.51 schwarze 571: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.18 schwarze 572: outflags |= MMAN_nl;
1.1 schwarze 573:
1.4 schwarze 574: act = NULL;
1.1 schwarze 575: cond = 0;
576: do_sub = 1;
1.4 schwarze 577:
1.1 schwarze 578: if (MDOC_TEXT == n->type) {
1.4 schwarze 579: /*
580: * Make sure that we don't happen to start with a
581: * control character at the start of a line.
582: */
1.18 schwarze 583: if (MMAN_nl & outflags && ('.' == *n->string ||
1.4 schwarze 584: '\'' == *n->string)) {
1.35 schwarze 585: print_word("");
586: printf("\\&");
1.18 schwarze 587: outflags &= ~MMAN_spc;
1.3 schwarze 588: }
1.18 schwarze 589: print_word(n->string);
1.1 schwarze 590: } else {
1.4 schwarze 591: /*
592: * Conditionally run the pre-node action handler for a
593: * node.
594: */
1.1 schwarze 595: act = manacts + n->tok;
1.42 schwarze 596: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 597: if (cond && act->pre)
1.42 schwarze 598: do_sub = (*act->pre)(meta, n);
1.1 schwarze 599: }
600:
1.4 schwarze 601: /*
602: * Conditionally run all child nodes.
603: * Note that this iterates over children instead of using
604: * recursion. This prevents unnecessary depth in the stack.
605: */
1.1 schwarze 606: if (do_sub)
607: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 608: print_node(meta, sub);
1.1 schwarze 609:
1.4 schwarze 610: /*
611: * Lastly, conditionally run the post-node handler.
612: */
1.1 schwarze 613: if (cond && act->post)
1.42 schwarze 614: (*act->post)(meta, n);
1.1 schwarze 615: }
616:
617: static int
618: cond_head(DECL_ARGS)
619: {
1.4 schwarze 620:
1.1 schwarze 621: return(MDOC_HEAD == n->type);
622: }
623:
624: static int
625: cond_body(DECL_ARGS)
626: {
1.4 schwarze 627:
1.1 schwarze 628: return(MDOC_BODY == n->type);
629: }
630:
631: static int
632: pre_enc(DECL_ARGS)
633: {
1.4 schwarze 634: const char *prefix;
1.1 schwarze 635:
636: prefix = manacts[n->tok].prefix;
637: if (NULL == prefix)
638: return(1);
1.18 schwarze 639: print_word(prefix);
640: outflags &= ~MMAN_spc;
1.1 schwarze 641: return(1);
642: }
643:
644: static void
645: post_enc(DECL_ARGS)
646: {
647: const char *suffix;
648:
649: suffix = manacts[n->tok].suffix;
650: if (NULL == suffix)
651: return;
1.18 schwarze 652: outflags &= ~MMAN_spc;
653: print_word(suffix);
1.24 schwarze 654: }
655:
656: static void
657: post_font(DECL_ARGS)
658: {
659:
660: font_pop();
1.1 schwarze 661: }
662:
663: static void
664: post_percent(DECL_ARGS)
665: {
666:
1.32 schwarze 667: if (pre_em == manacts[n->tok].pre)
668: font_pop();
669: if (n->next) {
1.18 schwarze 670: print_word(",");
1.32 schwarze 671: if (n->prev && n->prev->tok == n->tok &&
672: n->next->tok == n->tok)
673: print_word("and");
674: } else {
1.18 schwarze 675: print_word(".");
676: outflags |= MMAN_nl;
1.1 schwarze 677: }
678: }
679:
1.32 schwarze 680: static int
681: pre__t(DECL_ARGS)
682: {
683:
684: if (n->parent && MDOC_Rs == n->parent->tok &&
685: n->parent->norm->Rs.quote_T) {
1.35 schwarze 686: print_word("");
687: putchar('\"');
1.32 schwarze 688: outflags &= ~MMAN_spc;
689: } else
690: font_push('I');
691: return(1);
692: }
693:
694: static void
695: post__t(DECL_ARGS)
696: {
697:
698: if (n->parent && MDOC_Rs == n->parent->tok &&
699: n->parent->norm->Rs.quote_T) {
700: outflags &= ~MMAN_spc;
1.35 schwarze 701: print_word("");
702: putchar('\"');
1.32 schwarze 703: } else
704: font_pop();
1.42 schwarze 705: post_percent(meta, n);
1.32 schwarze 706: }
707:
1.4 schwarze 708: /*
709: * Print before a section header.
710: */
1.1 schwarze 711: static int
1.3 schwarze 712: pre_sect(DECL_ARGS)
713: {
714:
1.53 schwarze 715: if (MDOC_HEAD == n->type) {
1.45 schwarze 716: outflags |= MMAN_sp;
717: print_block(manacts[n->tok].prefix, 0);
718: print_word("");
719: putchar('\"');
720: outflags &= ~MMAN_spc;
721: }
1.3 schwarze 722: return(1);
723: }
724:
1.4 schwarze 725: /*
726: * Print subsequent a section header.
727: */
1.3 schwarze 728: static void
729: post_sect(DECL_ARGS)
730: {
731:
732: if (MDOC_HEAD != n->type)
733: return;
1.18 schwarze 734: outflags &= ~MMAN_spc;
1.35 schwarze 735: print_word("");
736: putchar('\"');
1.18 schwarze 737: outflags |= MMAN_nl;
1.20 schwarze 738: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
739: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
740: }
741:
1.21 schwarze 742: /* See mdoc_term.c, synopsis_pre() for comments. */
743: static void
744: pre_syn(const struct mdoc_node *n)
745: {
746:
747: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
748: return;
749:
750: if (n->prev->tok == n->tok &&
751: MDOC_Ft != n->tok &&
752: MDOC_Fo != n->tok &&
753: MDOC_Fn != n->tok) {
754: outflags |= MMAN_br;
755: return;
756: }
757:
758: switch (n->prev->tok) {
759: case (MDOC_Fd):
760: /* FALLTHROUGH */
761: case (MDOC_Fn):
762: /* FALLTHROUGH */
763: case (MDOC_Fo):
764: /* FALLTHROUGH */
765: case (MDOC_In):
766: /* FALLTHROUGH */
767: case (MDOC_Vt):
768: outflags |= MMAN_sp;
769: break;
770: case (MDOC_Ft):
771: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
772: outflags |= MMAN_sp;
773: break;
774: }
775: /* FALLTHROUGH */
776: default:
777: outflags |= MMAN_br;
778: break;
779: }
780: }
781:
1.20 schwarze 782: static int
783: pre_an(DECL_ARGS)
784: {
785:
786: switch (n->norm->An.auth) {
787: case (AUTH_split):
788: outflags &= ~MMAN_An_nosplit;
789: outflags |= MMAN_An_split;
790: return(0);
791: case (AUTH_nosplit):
792: outflags &= ~MMAN_An_split;
793: outflags |= MMAN_An_nosplit;
794: return(0);
795: default:
796: if (MMAN_An_split & outflags)
797: outflags |= MMAN_br;
798: else if (SEC_AUTHORS == n->sec &&
799: ! (MMAN_An_nosplit & outflags))
800: outflags |= MMAN_An_split;
801: return(1);
802: }
1.3 schwarze 803: }
804:
805: static int
806: pre_ap(DECL_ARGS)
807: {
808:
1.18 schwarze 809: outflags &= ~MMAN_spc;
810: print_word("'");
811: outflags &= ~MMAN_spc;
1.3 schwarze 812: return(0);
813: }
814:
815: static int
816: pre_bd(DECL_ARGS)
817: {
818:
1.34 schwarze 819: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
820:
821: if (DISP_unfilled == n->norm->Bd.type ||
822: DISP_literal == n->norm->Bd.type)
823: print_line(".nf", 0);
824: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 825: outflags |= MMAN_sp;
1.18 schwarze 826: print_offs(n->norm->Bd.offs);
1.3 schwarze 827: return(1);
828: }
829:
830: static void
831: post_bd(DECL_ARGS)
832: {
833:
1.43 schwarze 834: /* Close out this display. */
1.34 schwarze 835: print_line(".RE", MMAN_nl);
1.3 schwarze 836: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 837: DISP_literal == n->norm->Bd.type)
838: print_line(".fi", MMAN_nl);
1.43 schwarze 839:
1.46 schwarze 840: /* Maybe we are inside an enclosing list? */
841: if (NULL != n->parent->next)
842: mid_it();
1.10 schwarze 843: }
844:
845: static int
1.25 schwarze 846: pre_bf(DECL_ARGS)
847: {
848:
849: switch (n->type) {
850: case (MDOC_BLOCK):
851: return(1);
852: case (MDOC_BODY):
853: break;
854: default:
855: return(0);
856: }
857: switch (n->norm->Bf.font) {
858: case (FONT_Em):
859: font_push('I');
860: break;
861: case (FONT_Sy):
862: font_push('B');
863: break;
864: default:
865: font_push('R');
866: break;
867: }
868: return(1);
869: }
870:
871: static void
872: post_bf(DECL_ARGS)
873: {
874:
875: if (MDOC_BODY == n->type)
876: font_pop();
877: }
878:
879: static int
1.10 schwarze 880: pre_bk(DECL_ARGS)
881: {
882:
883: switch (n->type) {
884: case (MDOC_BLOCK):
885: return(1);
886: case (MDOC_BODY):
1.18 schwarze 887: outflags |= MMAN_Bk;
1.10 schwarze 888: return(1);
889: default:
890: return(0);
891: }
892: }
893:
894: static void
895: post_bk(DECL_ARGS)
896: {
897:
1.53 schwarze 898: if (MDOC_BODY == n->type)
1.18 schwarze 899: outflags &= ~MMAN_Bk;
1.3 schwarze 900: }
901:
902: static int
1.28 schwarze 903: pre_bl(DECL_ARGS)
904: {
1.31 schwarze 905: size_t icol;
1.28 schwarze 906:
1.48 schwarze 907: /*
908: * print_offs() will increase the -offset to account for
909: * a possible enclosing .It, but any enclosed .It blocks
910: * just nest and do not add up their indentation.
911: */
912: if (n->norm->Bl.offs) {
913: print_offs(n->norm->Bl.offs);
914: Bl_stack[Bl_stack_len++] = 0;
915: }
916:
1.31 schwarze 917: switch (n->norm->Bl.type) {
918: case (LIST_enum):
1.28 schwarze 919: n->norm->Bl.count = 0;
1.31 schwarze 920: return(1);
921: case (LIST_column):
922: break;
923: default:
924: return(1);
925: }
926:
1.34 schwarze 927: print_line(".TS", MMAN_nl);
1.31 schwarze 928: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
929: print_word("l");
930: print_word(".");
1.34 schwarze 931: outflags |= MMAN_nl;
1.28 schwarze 932: return(1);
933: }
934:
935: static void
936: post_bl(DECL_ARGS)
937: {
938:
1.31 schwarze 939: switch (n->norm->Bl.type) {
1.34 schwarze 940: case (LIST_column):
941: print_line(".TE", 0);
942: break;
1.31 schwarze 943: case (LIST_enum):
944: n->norm->Bl.count = 0;
945: break;
946: default:
947: break;
948: }
1.48 schwarze 949:
950: if (n->norm->Bl.offs) {
951: print_line(".RE", MMAN_nl);
952: assert(Bl_stack_len);
953: Bl_stack_len--;
954: assert(0 == Bl_stack[Bl_stack_len]);
955: } else {
956: outflags |= MMAN_PP | MMAN_nl;
957: outflags &= ~(MMAN_sp | MMAN_br);
958: }
1.46 schwarze 959:
960: /* Maybe we are inside an enclosing list? */
961: if (NULL != n->parent->next)
962: mid_it();
963:
1.28 schwarze 964: }
965:
966: static int
1.3 schwarze 967: pre_br(DECL_ARGS)
968: {
969:
1.19 schwarze 970: outflags |= MMAN_br;
1.3 schwarze 971: return(0);
972: }
973:
974: static int
1.5 schwarze 975: pre_bx(DECL_ARGS)
976: {
977:
978: n = n->child;
979: if (n) {
1.18 schwarze 980: print_word(n->string);
981: outflags &= ~MMAN_spc;
1.5 schwarze 982: n = n->next;
983: }
1.18 schwarze 984: print_word("BSD");
1.5 schwarze 985: if (NULL == n)
986: return(0);
1.18 schwarze 987: outflags &= ~MMAN_spc;
988: print_word("-");
989: outflags &= ~MMAN_spc;
990: print_word(n->string);
1.5 schwarze 991: return(0);
992: }
993:
994: static int
1.1 schwarze 995: pre_dl(DECL_ARGS)
996: {
997:
1.46 schwarze 998: print_offs("6n");
1.1 schwarze 999: return(1);
1000: }
1001:
1002: static void
1003: post_dl(DECL_ARGS)
1004: {
1005:
1.34 schwarze 1006: print_line(".RE", MMAN_nl);
1.46 schwarze 1007:
1008: /* Maybe we are inside an enclosing list? */
1009: if (NULL != n->parent->next)
1010: mid_it();
1.13 schwarze 1011: }
1012:
1013: static int
1.24 schwarze 1014: pre_em(DECL_ARGS)
1015: {
1016:
1017: font_push('I');
1018: return(1);
1.26 schwarze 1019: }
1020:
1021: static void
1022: post_eo(DECL_ARGS)
1023: {
1024:
1025: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1026: outflags &= ~MMAN_spc;
1.24 schwarze 1027: }
1028:
1029: static int
1.14 schwarze 1030: pre_fa(DECL_ARGS)
1031: {
1.56 schwarze 1032: int am_Fa;
1.14 schwarze 1033:
1.56 schwarze 1034: am_Fa = MDOC_Fa == n->tok;
1035:
1036: if (am_Fa)
1.14 schwarze 1037: n = n->child;
1038:
1039: while (NULL != n) {
1.24 schwarze 1040: font_push('I');
1.56 schwarze 1041: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.55 schwarze 1042: outflags |= MMAN_nbrword;
1.42 schwarze 1043: print_node(meta, n);
1.24 schwarze 1044: font_pop();
1.14 schwarze 1045: if (NULL != (n = n->next))
1.18 schwarze 1046: print_word(",");
1.14 schwarze 1047: }
1048: return(0);
1049: }
1050:
1051: static void
1052: post_fa(DECL_ARGS)
1053: {
1054:
1055: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1056: print_word(",");
1.27 schwarze 1057: }
1058:
1059: static int
1060: pre_fd(DECL_ARGS)
1061: {
1062:
1063: pre_syn(n);
1064: font_push('B');
1065: return(1);
1066: }
1067:
1068: static void
1069: post_fd(DECL_ARGS)
1070: {
1071:
1072: font_pop();
1073: outflags |= MMAN_br;
1.14 schwarze 1074: }
1075:
1076: static int
1.24 schwarze 1077: pre_fl(DECL_ARGS)
1078: {
1079:
1080: font_push('B');
1.40 millert 1081: print_word("\\-");
1.24 schwarze 1082: outflags &= ~MMAN_spc;
1083: return(1);
1084: }
1085:
1086: static void
1087: post_fl(DECL_ARGS)
1088: {
1089:
1090: font_pop();
1.25 schwarze 1091: if (0 == n->nchild && NULL != n->next &&
1092: n->next->line == n->line)
1.24 schwarze 1093: outflags &= ~MMAN_spc;
1094: }
1095:
1096: static int
1.13 schwarze 1097: pre_fn(DECL_ARGS)
1098: {
1099:
1.21 schwarze 1100: pre_syn(n);
1101:
1.13 schwarze 1102: n = n->child;
1103: if (NULL == n)
1104: return(0);
1105:
1.54 schwarze 1106: if (MDOC_SYNPRETTY & n->flags)
1107: print_block(".HP 4n", MMAN_nl);
1108:
1.24 schwarze 1109: font_push('B');
1.42 schwarze 1110: print_node(meta, n);
1.24 schwarze 1111: font_pop();
1.18 schwarze 1112: outflags &= ~MMAN_spc;
1.24 schwarze 1113: print_word("(");
1.18 schwarze 1114: outflags &= ~MMAN_spc;
1.33 schwarze 1115:
1116: n = n->next;
1117: if (NULL != n)
1.42 schwarze 1118: pre_fa(meta, n);
1.33 schwarze 1119: return(0);
1.13 schwarze 1120: }
1121:
1122: static void
1123: post_fn(DECL_ARGS)
1124: {
1125:
1.18 schwarze 1126: print_word(")");
1.13 schwarze 1127: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1128: print_word(";");
1.54 schwarze 1129: outflags |= MMAN_PP;
1.14 schwarze 1130: }
1131: }
1132:
1133: static int
1134: pre_fo(DECL_ARGS)
1135: {
1136:
1137: switch (n->type) {
1.21 schwarze 1138: case (MDOC_BLOCK):
1139: pre_syn(n);
1140: break;
1.14 schwarze 1141: case (MDOC_HEAD):
1.56 schwarze 1142: if (MDOC_SYNPRETTY & n->flags)
1143: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1144: font_push('B');
1.14 schwarze 1145: break;
1146: case (MDOC_BODY):
1.18 schwarze 1147: outflags &= ~MMAN_spc;
1148: print_word("(");
1149: outflags &= ~MMAN_spc;
1.14 schwarze 1150: break;
1151: default:
1152: break;
1153: }
1154: return(1);
1155: }
1.56 schwarze 1156:
1.14 schwarze 1157: static void
1158: post_fo(DECL_ARGS)
1159: {
1160:
1161: switch (n->type) {
1162: case (MDOC_HEAD):
1.24 schwarze 1163: font_pop();
1.14 schwarze 1164: break;
1165: case (MDOC_BODY):
1.42 schwarze 1166: post_fn(meta, n);
1.14 schwarze 1167: break;
1168: default:
1169: break;
1.13 schwarze 1170: }
1.12 schwarze 1171: }
1172:
1173: static int
1.21 schwarze 1174: pre_ft(DECL_ARGS)
1175: {
1176:
1177: pre_syn(n);
1.24 schwarze 1178: font_push('I');
1.21 schwarze 1179: return(1);
1180: }
1181:
1182: static int
1.12 schwarze 1183: pre_in(DECL_ARGS)
1184: {
1185:
1186: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1187: pre_syn(n);
1.24 schwarze 1188: font_push('B');
1189: print_word("#include <");
1190: outflags &= ~MMAN_spc;
1191: } else {
1192: print_word("<");
1193: outflags &= ~MMAN_spc;
1194: font_push('I');
1195: }
1.12 schwarze 1196: return(1);
1197: }
1198:
1199: static void
1200: post_in(DECL_ARGS)
1201: {
1202:
1203: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1204: outflags &= ~MMAN_spc;
1205: print_word(">");
1206: font_pop();
1.19 schwarze 1207: outflags |= MMAN_br;
1.24 schwarze 1208: } else {
1209: font_pop();
1210: outflags &= ~MMAN_spc;
1211: print_word(">");
1212: }
1.1 schwarze 1213: }
1214:
1215: static int
1216: pre_it(DECL_ARGS)
1217: {
1218: const struct mdoc_node *bln;
1219:
1.28 schwarze 1220: switch (n->type) {
1221: case (MDOC_HEAD):
1.34 schwarze 1222: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1223: bln = n->parent->parent;
1.34 schwarze 1224: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1225: (NULL == n->parent->prev &&
1226: NULL == bln->parent->prev))
1.34 schwarze 1227: outflags |= MMAN_sp;
1228: outflags &= ~MMAN_br;
1.3 schwarze 1229: switch (bln->norm->Bl.type) {
1.28 schwarze 1230: case (LIST_item):
1231: return(0);
1232: case (LIST_inset):
1233: /* FALLTHROUGH */
1234: case (LIST_diag):
1235: /* FALLTHROUGH */
1236: case (LIST_ohang):
1237: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1238: print_line(".B \"", 0);
1.28 schwarze 1239: else
1.34 schwarze 1240: print_line(".R \"", 0);
1.28 schwarze 1241: outflags &= ~MMAN_spc;
1242: return(1);
1.3 schwarze 1243: case (LIST_bullet):
1.28 schwarze 1244: /* FALLTHROUGH */
1245: case (LIST_dash):
1246: /* FALLTHROUGH */
1247: case (LIST_hyphen):
1.33 schwarze 1248: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1249: TPremain = 0;
1.28 schwarze 1250: outflags |= MMAN_nl;
1251: font_push('B');
1252: if (LIST_bullet == bln->norm->Bl.type)
1253: print_word("o");
1254: else
1255: print_word("-");
1256: font_pop();
1257: break;
1258: case (LIST_enum):
1.33 schwarze 1259: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1260: TPremain = 0;
1.28 schwarze 1261: outflags |= MMAN_nl;
1262: print_count(&bln->norm->Bl.count);
1.3 schwarze 1263: break;
1.29 schwarze 1264: case (LIST_hang):
1.33 schwarze 1265: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1266: TPremain = 0;
1.30 schwarze 1267: break;
1268: case (LIST_tag):
1.35 schwarze 1269: print_width(bln->norm->Bl.width, n->child, 0);
1270: putchar('\n');
1271: outflags &= ~MMAN_spc;
1272: return(1);
1.3 schwarze 1273: default:
1.30 schwarze 1274: return(1);
1.3 schwarze 1275: }
1.18 schwarze 1276: outflags |= MMAN_nl;
1.28 schwarze 1277: default:
1278: break;
1.1 schwarze 1279: }
1280: return(1);
1.28 schwarze 1281: }
1282:
1.46 schwarze 1283: /*
1284: * This function is called after closing out an indented block.
1285: * If we are inside an enclosing list, restore its indentation.
1286: */
1287: static void
1288: mid_it(void)
1289: {
1290: char buf[24];
1291:
1292: /* Nothing to do outside a list. */
1293: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1294: return;
1295:
1296: /* The indentation has already been set up. */
1297: if (Bl_stack_post[Bl_stack_len - 1])
1298: return;
1299:
1300: /* Restore the indentation of the enclosing list. */
1301: print_line(".RS", MMAN_Bk_susp);
1.52 schwarze 1302: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1303: print_word(buf);
1304:
1305: /* Remeber to close out this .RS block later. */
1306: Bl_stack_post[Bl_stack_len - 1] = 1;
1307: }
1308:
1.28 schwarze 1309: static void
1310: post_it(DECL_ARGS)
1311: {
1312: const struct mdoc_node *bln;
1313:
1.31 schwarze 1314: bln = n->parent->parent;
1315:
1316: switch (n->type) {
1317: case (MDOC_HEAD):
1.28 schwarze 1318: switch (bln->norm->Bl.type) {
1319: case (LIST_diag):
1320: outflags &= ~MMAN_spc;
1321: print_word("\\ ");
1322: break;
1323: case (LIST_ohang):
1324: outflags |= MMAN_br;
1325: break;
1326: default:
1327: break;
1328: }
1.31 schwarze 1329: break;
1330: case (MDOC_BODY):
1.43 schwarze 1331: switch (bln->norm->Bl.type) {
1332: case (LIST_bullet):
1333: /* FALLTHROUGH */
1334: case (LIST_dash):
1335: /* FALLTHROUGH */
1336: case (LIST_hyphen):
1337: /* FALLTHROUGH */
1338: case (LIST_enum):
1339: /* FALLTHROUGH */
1340: case (LIST_hang):
1341: /* FALLTHROUGH */
1342: case (LIST_tag):
1343: assert(Bl_stack_len);
1344: Bl_stack[--Bl_stack_len] = 0;
1345:
1346: /*
1347: * Our indentation had to be restored
1.46 schwarze 1348: * after a child display or child list.
1.43 schwarze 1349: * Close out that indentation block now.
1350: */
1351: if (Bl_stack_post[Bl_stack_len]) {
1352: print_line(".RE", MMAN_nl);
1353: Bl_stack_post[Bl_stack_len] = 0;
1354: }
1355: break;
1356: case (LIST_column):
1357: if (NULL != n->next) {
1358: putchar('\t');
1359: outflags &= ~MMAN_spc;
1360: }
1361: break;
1362: default:
1363: break;
1.31 schwarze 1364: }
1365: break;
1366: default:
1367: break;
1.28 schwarze 1368: }
1.11 schwarze 1369: }
1370:
1371: static void
1372: post_lb(DECL_ARGS)
1373: {
1374:
1.19 schwarze 1375: if (SEC_LIBRARY == n->sec)
1376: outflags |= MMAN_br;
1.22 schwarze 1377: }
1378:
1379: static int
1380: pre_lk(DECL_ARGS)
1381: {
1382: const struct mdoc_node *link, *descr;
1383:
1384: if (NULL == (link = n->child))
1385: return(0);
1386:
1387: if (NULL != (descr = link->next)) {
1.24 schwarze 1388: font_push('I');
1.22 schwarze 1389: while (NULL != descr) {
1390: print_word(descr->string);
1391: descr = descr->next;
1392: }
1393: print_word(":");
1.24 schwarze 1394: font_pop();
1.22 schwarze 1395: }
1396:
1.24 schwarze 1397: font_push('B');
1.22 schwarze 1398: print_word(link->string);
1.24 schwarze 1399: font_pop();
1.22 schwarze 1400: return(0);
1.1 schwarze 1401: }
1402:
1403: static int
1.24 schwarze 1404: pre_li(DECL_ARGS)
1405: {
1406:
1407: font_push('R');
1408: return(1);
1409: }
1410:
1411: static int
1.1 schwarze 1412: pre_nm(DECL_ARGS)
1413: {
1.36 schwarze 1414: char *name;
1.1 schwarze 1415:
1.53 schwarze 1416: if (MDOC_BLOCK == n->type) {
1417: outflags |= MMAN_Bk;
1.21 schwarze 1418: pre_syn(n);
1.53 schwarze 1419: }
1.1 schwarze 1420: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1421: return(1);
1.42 schwarze 1422: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1423: if (NULL == name)
1.21 schwarze 1424: return(0);
1.36 schwarze 1425: if (MDOC_HEAD == n->type) {
1426: if (NULL == n->parent->prev)
1427: outflags |= MMAN_sp;
1428: print_block(".HP", 0);
1.52 schwarze 1429: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1430: outflags |= MMAN_nl;
1431: }
1.24 schwarze 1432: font_push('B');
1.1 schwarze 1433: if (NULL == n->child)
1.42 schwarze 1434: print_word(meta->name);
1.1 schwarze 1435: return(1);
1436: }
1437:
1438: static void
1439: post_nm(DECL_ARGS)
1440: {
1441:
1.53 schwarze 1442: switch (n->type) {
1443: case (MDOC_BLOCK):
1444: outflags &= ~MMAN_Bk;
1445: break;
1446: case (MDOC_HEAD):
1447: /* FALLTHROUGH */
1448: case (MDOC_ELEM):
1449: font_pop();
1450: break;
1451: default:
1452: break;
1453: }
1.23 schwarze 1454: }
1455:
1456: static int
1457: pre_no(DECL_ARGS)
1458: {
1459:
1460: outflags |= MMAN_spc_force;
1461: return(1);
1.1 schwarze 1462: }
1463:
1464: static int
1465: pre_ns(DECL_ARGS)
1466: {
1467:
1.18 schwarze 1468: outflags &= ~MMAN_spc;
1.1 schwarze 1469: return(0);
1470: }
1471:
1.3 schwarze 1472: static void
1473: post_pf(DECL_ARGS)
1474: {
1475:
1.18 schwarze 1476: outflags &= ~MMAN_spc;
1.3 schwarze 1477: }
1478:
1.1 schwarze 1479: static int
1480: pre_pp(DECL_ARGS)
1481: {
1482:
1.34 schwarze 1483: if (MDOC_It != n->parent->tok)
1484: outflags |= MMAN_PP;
1485: outflags |= MMAN_sp | MMAN_nl;
1486: outflags &= ~MMAN_br;
1.32 schwarze 1487: return(0);
1488: }
1489:
1490: static int
1491: pre_rs(DECL_ARGS)
1492: {
1493:
1494: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1495: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1496: outflags &= ~MMAN_br;
1.32 schwarze 1497: }
1498: return(1);
1.9 schwarze 1499: }
1500:
1501: static int
1502: pre_sm(DECL_ARGS)
1503: {
1504:
1505: assert(n->child && MDOC_TEXT == n->child->type);
1506: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1507: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1508: else
1.18 schwarze 1509: outflags &= ~MMAN_Sm;
1.9 schwarze 1510: return(0);
1.1 schwarze 1511: }
1512:
1513: static int
1.3 schwarze 1514: pre_sp(DECL_ARGS)
1.1 schwarze 1515: {
1516:
1.38 schwarze 1517: if (MMAN_PP & outflags) {
1518: outflags &= ~MMAN_PP;
1519: print_line(".PP", 0);
1520: } else
1521: print_line(".sp", 0);
1.1 schwarze 1522: return(1);
1523: }
1524:
1525: static void
1.3 schwarze 1526: post_sp(DECL_ARGS)
1.1 schwarze 1527: {
1528:
1.18 schwarze 1529: outflags |= MMAN_nl;
1.15 schwarze 1530: }
1531:
1532: static int
1.24 schwarze 1533: pre_sy(DECL_ARGS)
1534: {
1535:
1536: font_push('B');
1537: return(1);
1538: }
1539:
1540: static int
1.15 schwarze 1541: pre_vt(DECL_ARGS)
1542: {
1543:
1544: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1545: switch (n->type) {
1546: case (MDOC_BLOCK):
1.21 schwarze 1547: pre_syn(n);
1.16 schwarze 1548: return(1);
1549: case (MDOC_BODY):
1550: break;
1551: default:
1552: return(0);
1553: }
1.15 schwarze 1554: }
1.24 schwarze 1555: font_push('I');
1.15 schwarze 1556: return(1);
1557: }
1558:
1559: static void
1560: post_vt(DECL_ARGS)
1561: {
1.16 schwarze 1562:
1.17 schwarze 1563: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1564: return;
1.24 schwarze 1565: font_pop();
1.1 schwarze 1566: }
1567:
1568: static int
1569: pre_xr(DECL_ARGS)
1570: {
1571:
1572: n = n->child;
1573: if (NULL == n)
1574: return(0);
1.42 schwarze 1575: print_node(meta, n);
1.1 schwarze 1576: n = n->next;
1577: if (NULL == n)
1578: return(0);
1.18 schwarze 1579: outflags &= ~MMAN_spc;
1580: print_word("(");
1.42 schwarze 1581: print_node(meta, n);
1.18 schwarze 1582: print_word(")");
1.1 schwarze 1583: return(0);
1.5 schwarze 1584: }
1585:
1586: static int
1587: pre_ux(DECL_ARGS)
1588: {
1589:
1.18 schwarze 1590: print_word(manacts[n->tok].prefix);
1.5 schwarze 1591: if (NULL == n->child)
1592: return(0);
1.18 schwarze 1593: outflags &= ~MMAN_spc;
1.39 millert 1594: print_word("\\ ");
1.18 schwarze 1595: outflags &= ~MMAN_spc;
1.5 schwarze 1596: return(1);
1.1 schwarze 1597: }
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