Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.58
1.58 ! schwarze 1: /* $Id: mdoc_man.c,v 1.57 2014/01/22 20:58:35 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);
1.58 ! schwarze 597: if (cond && act->pre && ENDBODY_NOT == n->end)
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: */
1.58 ! schwarze 613: if (MDOC_ENDED & n->flags)
! 614: return;
! 615:
1.1 schwarze 616: if (cond && act->post)
1.42 schwarze 617: (*act->post)(meta, n);
1.58 ! schwarze 618:
! 619: if (ENDBODY_NOT != n->end)
! 620: n->pending->flags |= MDOC_ENDED;
! 621:
! 622: if (ENDBODY_NOSPACE == n->end)
! 623: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 624: }
625:
626: static int
627: cond_head(DECL_ARGS)
628: {
1.4 schwarze 629:
1.1 schwarze 630: return(MDOC_HEAD == n->type);
631: }
632:
633: static int
634: cond_body(DECL_ARGS)
635: {
1.4 schwarze 636:
1.1 schwarze 637: return(MDOC_BODY == n->type);
638: }
639:
640: static int
641: pre_enc(DECL_ARGS)
642: {
1.4 schwarze 643: const char *prefix;
1.1 schwarze 644:
645: prefix = manacts[n->tok].prefix;
646: if (NULL == prefix)
647: return(1);
1.18 schwarze 648: print_word(prefix);
649: outflags &= ~MMAN_spc;
1.1 schwarze 650: return(1);
651: }
652:
653: static void
654: post_enc(DECL_ARGS)
655: {
656: const char *suffix;
657:
658: suffix = manacts[n->tok].suffix;
659: if (NULL == suffix)
660: return;
1.58 ! schwarze 661: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 662: print_word(suffix);
1.24 schwarze 663: }
664:
665: static void
666: post_font(DECL_ARGS)
667: {
668:
669: font_pop();
1.1 schwarze 670: }
671:
672: static void
673: post_percent(DECL_ARGS)
674: {
675:
1.32 schwarze 676: if (pre_em == manacts[n->tok].pre)
677: font_pop();
678: if (n->next) {
1.18 schwarze 679: print_word(",");
1.32 schwarze 680: if (n->prev && n->prev->tok == n->tok &&
681: n->next->tok == n->tok)
682: print_word("and");
683: } else {
1.18 schwarze 684: print_word(".");
685: outflags |= MMAN_nl;
1.1 schwarze 686: }
687: }
688:
1.32 schwarze 689: static int
690: pre__t(DECL_ARGS)
691: {
692:
693: if (n->parent && MDOC_Rs == n->parent->tok &&
694: n->parent->norm->Rs.quote_T) {
1.35 schwarze 695: print_word("");
696: putchar('\"');
1.32 schwarze 697: outflags &= ~MMAN_spc;
698: } else
699: font_push('I');
700: return(1);
701: }
702:
703: static void
704: post__t(DECL_ARGS)
705: {
706:
707: if (n->parent && MDOC_Rs == n->parent->tok &&
708: n->parent->norm->Rs.quote_T) {
709: outflags &= ~MMAN_spc;
1.35 schwarze 710: print_word("");
711: putchar('\"');
1.32 schwarze 712: } else
713: font_pop();
1.42 schwarze 714: post_percent(meta, n);
1.32 schwarze 715: }
716:
1.4 schwarze 717: /*
718: * Print before a section header.
719: */
1.1 schwarze 720: static int
1.3 schwarze 721: pre_sect(DECL_ARGS)
722: {
723:
1.53 schwarze 724: if (MDOC_HEAD == n->type) {
1.45 schwarze 725: outflags |= MMAN_sp;
726: print_block(manacts[n->tok].prefix, 0);
727: print_word("");
728: putchar('\"');
729: outflags &= ~MMAN_spc;
730: }
1.3 schwarze 731: return(1);
732: }
733:
1.4 schwarze 734: /*
735: * Print subsequent a section header.
736: */
1.3 schwarze 737: static void
738: post_sect(DECL_ARGS)
739: {
740:
741: if (MDOC_HEAD != n->type)
742: return;
1.18 schwarze 743: outflags &= ~MMAN_spc;
1.35 schwarze 744: print_word("");
745: putchar('\"');
1.18 schwarze 746: outflags |= MMAN_nl;
1.20 schwarze 747: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
748: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
749: }
750:
1.21 schwarze 751: /* See mdoc_term.c, synopsis_pre() for comments. */
752: static void
753: pre_syn(const struct mdoc_node *n)
754: {
755:
756: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
757: return;
758:
759: if (n->prev->tok == n->tok &&
760: MDOC_Ft != n->tok &&
761: MDOC_Fo != n->tok &&
762: MDOC_Fn != n->tok) {
763: outflags |= MMAN_br;
764: return;
765: }
766:
767: switch (n->prev->tok) {
768: case (MDOC_Fd):
769: /* FALLTHROUGH */
770: case (MDOC_Fn):
771: /* FALLTHROUGH */
772: case (MDOC_Fo):
773: /* FALLTHROUGH */
774: case (MDOC_In):
775: /* FALLTHROUGH */
776: case (MDOC_Vt):
777: outflags |= MMAN_sp;
778: break;
779: case (MDOC_Ft):
780: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
781: outflags |= MMAN_sp;
782: break;
783: }
784: /* FALLTHROUGH */
785: default:
786: outflags |= MMAN_br;
787: break;
788: }
789: }
790:
1.20 schwarze 791: static int
792: pre_an(DECL_ARGS)
793: {
794:
795: switch (n->norm->An.auth) {
796: case (AUTH_split):
797: outflags &= ~MMAN_An_nosplit;
798: outflags |= MMAN_An_split;
799: return(0);
800: case (AUTH_nosplit):
801: outflags &= ~MMAN_An_split;
802: outflags |= MMAN_An_nosplit;
803: return(0);
804: default:
805: if (MMAN_An_split & outflags)
806: outflags |= MMAN_br;
807: else if (SEC_AUTHORS == n->sec &&
808: ! (MMAN_An_nosplit & outflags))
809: outflags |= MMAN_An_split;
810: return(1);
811: }
1.3 schwarze 812: }
813:
814: static int
815: pre_ap(DECL_ARGS)
816: {
817:
1.18 schwarze 818: outflags &= ~MMAN_spc;
819: print_word("'");
820: outflags &= ~MMAN_spc;
1.3 schwarze 821: return(0);
822: }
823:
824: static int
825: pre_bd(DECL_ARGS)
826: {
827:
1.34 schwarze 828: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
829:
830: if (DISP_unfilled == n->norm->Bd.type ||
831: DISP_literal == n->norm->Bd.type)
832: print_line(".nf", 0);
833: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 834: outflags |= MMAN_sp;
1.18 schwarze 835: print_offs(n->norm->Bd.offs);
1.3 schwarze 836: return(1);
837: }
838:
839: static void
840: post_bd(DECL_ARGS)
841: {
842:
1.43 schwarze 843: /* Close out this display. */
1.34 schwarze 844: print_line(".RE", MMAN_nl);
1.3 schwarze 845: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 846: DISP_literal == n->norm->Bd.type)
847: print_line(".fi", MMAN_nl);
1.43 schwarze 848:
1.46 schwarze 849: /* Maybe we are inside an enclosing list? */
850: if (NULL != n->parent->next)
851: mid_it();
1.10 schwarze 852: }
853:
854: static int
1.25 schwarze 855: pre_bf(DECL_ARGS)
856: {
857:
858: switch (n->type) {
859: case (MDOC_BLOCK):
860: return(1);
861: case (MDOC_BODY):
862: break;
863: default:
864: return(0);
865: }
866: switch (n->norm->Bf.font) {
867: case (FONT_Em):
868: font_push('I');
869: break;
870: case (FONT_Sy):
871: font_push('B');
872: break;
873: default:
874: font_push('R');
875: break;
876: }
877: return(1);
878: }
879:
880: static void
881: post_bf(DECL_ARGS)
882: {
883:
884: if (MDOC_BODY == n->type)
885: font_pop();
886: }
887:
888: static int
1.10 schwarze 889: pre_bk(DECL_ARGS)
890: {
891:
892: switch (n->type) {
893: case (MDOC_BLOCK):
894: return(1);
895: case (MDOC_BODY):
1.18 schwarze 896: outflags |= MMAN_Bk;
1.10 schwarze 897: return(1);
898: default:
899: return(0);
900: }
901: }
902:
903: static void
904: post_bk(DECL_ARGS)
905: {
906:
1.53 schwarze 907: if (MDOC_BODY == n->type)
1.18 schwarze 908: outflags &= ~MMAN_Bk;
1.3 schwarze 909: }
910:
911: static int
1.28 schwarze 912: pre_bl(DECL_ARGS)
913: {
1.31 schwarze 914: size_t icol;
1.28 schwarze 915:
1.48 schwarze 916: /*
917: * print_offs() will increase the -offset to account for
918: * a possible enclosing .It, but any enclosed .It blocks
919: * just nest and do not add up their indentation.
920: */
921: if (n->norm->Bl.offs) {
922: print_offs(n->norm->Bl.offs);
923: Bl_stack[Bl_stack_len++] = 0;
924: }
925:
1.31 schwarze 926: switch (n->norm->Bl.type) {
927: case (LIST_enum):
1.28 schwarze 928: n->norm->Bl.count = 0;
1.31 schwarze 929: return(1);
930: case (LIST_column):
931: break;
932: default:
933: return(1);
934: }
935:
1.34 schwarze 936: print_line(".TS", MMAN_nl);
1.31 schwarze 937: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
938: print_word("l");
939: print_word(".");
1.34 schwarze 940: outflags |= MMAN_nl;
1.28 schwarze 941: return(1);
942: }
943:
944: static void
945: post_bl(DECL_ARGS)
946: {
947:
1.31 schwarze 948: switch (n->norm->Bl.type) {
1.34 schwarze 949: case (LIST_column):
950: print_line(".TE", 0);
951: break;
1.31 schwarze 952: case (LIST_enum):
953: n->norm->Bl.count = 0;
954: break;
955: default:
956: break;
957: }
1.48 schwarze 958:
959: if (n->norm->Bl.offs) {
960: print_line(".RE", MMAN_nl);
961: assert(Bl_stack_len);
962: Bl_stack_len--;
963: assert(0 == Bl_stack[Bl_stack_len]);
964: } else {
965: outflags |= MMAN_PP | MMAN_nl;
966: outflags &= ~(MMAN_sp | MMAN_br);
967: }
1.46 schwarze 968:
969: /* Maybe we are inside an enclosing list? */
970: if (NULL != n->parent->next)
971: mid_it();
972:
1.28 schwarze 973: }
974:
975: static int
1.3 schwarze 976: pre_br(DECL_ARGS)
977: {
978:
1.19 schwarze 979: outflags |= MMAN_br;
1.3 schwarze 980: return(0);
981: }
982:
983: static int
1.5 schwarze 984: pre_bx(DECL_ARGS)
985: {
986:
987: n = n->child;
988: if (n) {
1.18 schwarze 989: print_word(n->string);
990: outflags &= ~MMAN_spc;
1.5 schwarze 991: n = n->next;
992: }
1.18 schwarze 993: print_word("BSD");
1.5 schwarze 994: if (NULL == n)
995: return(0);
1.18 schwarze 996: outflags &= ~MMAN_spc;
997: print_word("-");
998: outflags &= ~MMAN_spc;
999: print_word(n->string);
1.5 schwarze 1000: return(0);
1001: }
1002:
1003: static int
1.1 schwarze 1004: pre_dl(DECL_ARGS)
1005: {
1006:
1.46 schwarze 1007: print_offs("6n");
1.1 schwarze 1008: return(1);
1009: }
1010:
1011: static void
1012: post_dl(DECL_ARGS)
1013: {
1014:
1.34 schwarze 1015: print_line(".RE", MMAN_nl);
1.46 schwarze 1016:
1017: /* Maybe we are inside an enclosing list? */
1018: if (NULL != n->parent->next)
1019: mid_it();
1.13 schwarze 1020: }
1021:
1022: static int
1.24 schwarze 1023: pre_em(DECL_ARGS)
1024: {
1025:
1026: font_push('I');
1027: return(1);
1.26 schwarze 1028: }
1029:
1030: static void
1031: post_eo(DECL_ARGS)
1032: {
1033:
1034: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1035: outflags &= ~MMAN_spc;
1.24 schwarze 1036: }
1037:
1038: static int
1.14 schwarze 1039: pre_fa(DECL_ARGS)
1040: {
1.56 schwarze 1041: int am_Fa;
1.14 schwarze 1042:
1.56 schwarze 1043: am_Fa = MDOC_Fa == n->tok;
1044:
1045: if (am_Fa)
1.14 schwarze 1046: n = n->child;
1047:
1048: while (NULL != n) {
1.24 schwarze 1049: font_push('I');
1.56 schwarze 1050: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.55 schwarze 1051: outflags |= MMAN_nbrword;
1.42 schwarze 1052: print_node(meta, n);
1.24 schwarze 1053: font_pop();
1.14 schwarze 1054: if (NULL != (n = n->next))
1.18 schwarze 1055: print_word(",");
1.14 schwarze 1056: }
1057: return(0);
1058: }
1059:
1060: static void
1061: post_fa(DECL_ARGS)
1062: {
1063:
1064: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1065: print_word(",");
1.27 schwarze 1066: }
1067:
1068: static int
1069: pre_fd(DECL_ARGS)
1070: {
1071:
1072: pre_syn(n);
1073: font_push('B');
1074: return(1);
1075: }
1076:
1077: static void
1078: post_fd(DECL_ARGS)
1079: {
1080:
1081: font_pop();
1082: outflags |= MMAN_br;
1.14 schwarze 1083: }
1084:
1085: static int
1.24 schwarze 1086: pre_fl(DECL_ARGS)
1087: {
1088:
1089: font_push('B');
1.40 millert 1090: print_word("\\-");
1.24 schwarze 1091: outflags &= ~MMAN_spc;
1092: return(1);
1093: }
1094:
1095: static void
1096: post_fl(DECL_ARGS)
1097: {
1098:
1099: font_pop();
1.25 schwarze 1100: if (0 == n->nchild && NULL != n->next &&
1101: n->next->line == n->line)
1.24 schwarze 1102: outflags &= ~MMAN_spc;
1103: }
1104:
1105: static int
1.13 schwarze 1106: pre_fn(DECL_ARGS)
1107: {
1108:
1.21 schwarze 1109: pre_syn(n);
1110:
1.13 schwarze 1111: n = n->child;
1112: if (NULL == n)
1113: return(0);
1114:
1.54 schwarze 1115: if (MDOC_SYNPRETTY & n->flags)
1116: print_block(".HP 4n", MMAN_nl);
1117:
1.24 schwarze 1118: font_push('B');
1.42 schwarze 1119: print_node(meta, n);
1.24 schwarze 1120: font_pop();
1.18 schwarze 1121: outflags &= ~MMAN_spc;
1.24 schwarze 1122: print_word("(");
1.18 schwarze 1123: outflags &= ~MMAN_spc;
1.33 schwarze 1124:
1125: n = n->next;
1126: if (NULL != n)
1.42 schwarze 1127: pre_fa(meta, n);
1.33 schwarze 1128: return(0);
1.13 schwarze 1129: }
1130:
1131: static void
1132: post_fn(DECL_ARGS)
1133: {
1134:
1.18 schwarze 1135: print_word(")");
1.13 schwarze 1136: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1137: print_word(";");
1.54 schwarze 1138: outflags |= MMAN_PP;
1.14 schwarze 1139: }
1140: }
1141:
1142: static int
1143: pre_fo(DECL_ARGS)
1144: {
1145:
1146: switch (n->type) {
1.21 schwarze 1147: case (MDOC_BLOCK):
1148: pre_syn(n);
1149: break;
1.14 schwarze 1150: case (MDOC_HEAD):
1.56 schwarze 1151: if (MDOC_SYNPRETTY & n->flags)
1152: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1153: font_push('B');
1.14 schwarze 1154: break;
1155: case (MDOC_BODY):
1.18 schwarze 1156: outflags &= ~MMAN_spc;
1157: print_word("(");
1158: outflags &= ~MMAN_spc;
1.14 schwarze 1159: break;
1160: default:
1161: break;
1162: }
1163: return(1);
1164: }
1.56 schwarze 1165:
1.14 schwarze 1166: static void
1167: post_fo(DECL_ARGS)
1168: {
1169:
1170: switch (n->type) {
1171: case (MDOC_HEAD):
1.24 schwarze 1172: font_pop();
1.14 schwarze 1173: break;
1174: case (MDOC_BODY):
1.42 schwarze 1175: post_fn(meta, n);
1.14 schwarze 1176: break;
1177: default:
1178: break;
1.13 schwarze 1179: }
1.12 schwarze 1180: }
1181:
1182: static int
1.21 schwarze 1183: pre_ft(DECL_ARGS)
1184: {
1185:
1186: pre_syn(n);
1.24 schwarze 1187: font_push('I');
1.21 schwarze 1188: return(1);
1189: }
1190:
1191: static int
1.12 schwarze 1192: pre_in(DECL_ARGS)
1193: {
1194:
1195: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1196: pre_syn(n);
1.24 schwarze 1197: font_push('B');
1198: print_word("#include <");
1199: outflags &= ~MMAN_spc;
1200: } else {
1201: print_word("<");
1202: outflags &= ~MMAN_spc;
1203: font_push('I');
1204: }
1.12 schwarze 1205: return(1);
1206: }
1207:
1208: static void
1209: post_in(DECL_ARGS)
1210: {
1211:
1212: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1213: outflags &= ~MMAN_spc;
1214: print_word(">");
1215: font_pop();
1.19 schwarze 1216: outflags |= MMAN_br;
1.24 schwarze 1217: } else {
1218: font_pop();
1219: outflags &= ~MMAN_spc;
1220: print_word(">");
1221: }
1.1 schwarze 1222: }
1223:
1224: static int
1225: pre_it(DECL_ARGS)
1226: {
1227: const struct mdoc_node *bln;
1228:
1.28 schwarze 1229: switch (n->type) {
1230: case (MDOC_HEAD):
1.34 schwarze 1231: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1232: bln = n->parent->parent;
1.34 schwarze 1233: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1234: (NULL == n->parent->prev &&
1235: NULL == bln->parent->prev))
1.34 schwarze 1236: outflags |= MMAN_sp;
1237: outflags &= ~MMAN_br;
1.3 schwarze 1238: switch (bln->norm->Bl.type) {
1.28 schwarze 1239: case (LIST_item):
1240: return(0);
1241: case (LIST_inset):
1242: /* FALLTHROUGH */
1243: case (LIST_diag):
1244: /* FALLTHROUGH */
1245: case (LIST_ohang):
1246: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1247: print_line(".B \"", 0);
1.28 schwarze 1248: else
1.34 schwarze 1249: print_line(".R \"", 0);
1.28 schwarze 1250: outflags &= ~MMAN_spc;
1251: return(1);
1.3 schwarze 1252: case (LIST_bullet):
1.28 schwarze 1253: /* FALLTHROUGH */
1254: case (LIST_dash):
1255: /* FALLTHROUGH */
1256: case (LIST_hyphen):
1.33 schwarze 1257: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1258: TPremain = 0;
1.28 schwarze 1259: outflags |= MMAN_nl;
1260: font_push('B');
1261: if (LIST_bullet == bln->norm->Bl.type)
1262: print_word("o");
1263: else
1264: print_word("-");
1265: font_pop();
1266: break;
1267: case (LIST_enum):
1.33 schwarze 1268: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1269: TPremain = 0;
1.28 schwarze 1270: outflags |= MMAN_nl;
1271: print_count(&bln->norm->Bl.count);
1.3 schwarze 1272: break;
1.29 schwarze 1273: case (LIST_hang):
1.33 schwarze 1274: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1275: TPremain = 0;
1.30 schwarze 1276: break;
1277: case (LIST_tag):
1.35 schwarze 1278: print_width(bln->norm->Bl.width, n->child, 0);
1279: putchar('\n');
1280: outflags &= ~MMAN_spc;
1281: return(1);
1.3 schwarze 1282: default:
1.30 schwarze 1283: return(1);
1.3 schwarze 1284: }
1.18 schwarze 1285: outflags |= MMAN_nl;
1.28 schwarze 1286: default:
1287: break;
1.1 schwarze 1288: }
1289: return(1);
1.28 schwarze 1290: }
1291:
1.46 schwarze 1292: /*
1293: * This function is called after closing out an indented block.
1294: * If we are inside an enclosing list, restore its indentation.
1295: */
1296: static void
1297: mid_it(void)
1298: {
1299: char buf[24];
1300:
1301: /* Nothing to do outside a list. */
1302: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1303: return;
1304:
1305: /* The indentation has already been set up. */
1306: if (Bl_stack_post[Bl_stack_len - 1])
1307: return;
1308:
1309: /* Restore the indentation of the enclosing list. */
1310: print_line(".RS", MMAN_Bk_susp);
1.52 schwarze 1311: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1312: print_word(buf);
1313:
1314: /* Remeber to close out this .RS block later. */
1315: Bl_stack_post[Bl_stack_len - 1] = 1;
1316: }
1317:
1.28 schwarze 1318: static void
1319: post_it(DECL_ARGS)
1320: {
1321: const struct mdoc_node *bln;
1322:
1.31 schwarze 1323: bln = n->parent->parent;
1324:
1325: switch (n->type) {
1326: case (MDOC_HEAD):
1.28 schwarze 1327: switch (bln->norm->Bl.type) {
1328: case (LIST_diag):
1329: outflags &= ~MMAN_spc;
1330: print_word("\\ ");
1331: break;
1332: case (LIST_ohang):
1333: outflags |= MMAN_br;
1334: break;
1335: default:
1336: break;
1337: }
1.31 schwarze 1338: break;
1339: case (MDOC_BODY):
1.43 schwarze 1340: switch (bln->norm->Bl.type) {
1341: case (LIST_bullet):
1342: /* FALLTHROUGH */
1343: case (LIST_dash):
1344: /* FALLTHROUGH */
1345: case (LIST_hyphen):
1346: /* FALLTHROUGH */
1347: case (LIST_enum):
1348: /* FALLTHROUGH */
1349: case (LIST_hang):
1350: /* FALLTHROUGH */
1351: case (LIST_tag):
1352: assert(Bl_stack_len);
1353: Bl_stack[--Bl_stack_len] = 0;
1354:
1355: /*
1356: * Our indentation had to be restored
1.46 schwarze 1357: * after a child display or child list.
1.43 schwarze 1358: * Close out that indentation block now.
1359: */
1360: if (Bl_stack_post[Bl_stack_len]) {
1361: print_line(".RE", MMAN_nl);
1362: Bl_stack_post[Bl_stack_len] = 0;
1363: }
1364: break;
1365: case (LIST_column):
1366: if (NULL != n->next) {
1367: putchar('\t');
1368: outflags &= ~MMAN_spc;
1369: }
1370: break;
1371: default:
1372: break;
1.31 schwarze 1373: }
1374: break;
1375: default:
1376: break;
1.28 schwarze 1377: }
1.11 schwarze 1378: }
1379:
1380: static void
1381: post_lb(DECL_ARGS)
1382: {
1383:
1.19 schwarze 1384: if (SEC_LIBRARY == n->sec)
1385: outflags |= MMAN_br;
1.22 schwarze 1386: }
1387:
1388: static int
1389: pre_lk(DECL_ARGS)
1390: {
1391: const struct mdoc_node *link, *descr;
1392:
1393: if (NULL == (link = n->child))
1394: return(0);
1395:
1396: if (NULL != (descr = link->next)) {
1.24 schwarze 1397: font_push('I');
1.22 schwarze 1398: while (NULL != descr) {
1399: print_word(descr->string);
1400: descr = descr->next;
1401: }
1402: print_word(":");
1.24 schwarze 1403: font_pop();
1.22 schwarze 1404: }
1405:
1.24 schwarze 1406: font_push('B');
1.22 schwarze 1407: print_word(link->string);
1.24 schwarze 1408: font_pop();
1.22 schwarze 1409: return(0);
1.1 schwarze 1410: }
1411:
1412: static int
1.24 schwarze 1413: pre_li(DECL_ARGS)
1414: {
1415:
1416: font_push('R');
1417: return(1);
1418: }
1419:
1420: static int
1.1 schwarze 1421: pre_nm(DECL_ARGS)
1422: {
1.36 schwarze 1423: char *name;
1.1 schwarze 1424:
1.53 schwarze 1425: if (MDOC_BLOCK == n->type) {
1426: outflags |= MMAN_Bk;
1.21 schwarze 1427: pre_syn(n);
1.53 schwarze 1428: }
1.1 schwarze 1429: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1430: return(1);
1.42 schwarze 1431: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1432: if (NULL == name)
1.21 schwarze 1433: return(0);
1.36 schwarze 1434: if (MDOC_HEAD == n->type) {
1435: if (NULL == n->parent->prev)
1436: outflags |= MMAN_sp;
1437: print_block(".HP", 0);
1.52 schwarze 1438: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1439: outflags |= MMAN_nl;
1440: }
1.24 schwarze 1441: font_push('B');
1.1 schwarze 1442: if (NULL == n->child)
1.42 schwarze 1443: print_word(meta->name);
1.1 schwarze 1444: return(1);
1445: }
1446:
1447: static void
1448: post_nm(DECL_ARGS)
1449: {
1450:
1.53 schwarze 1451: switch (n->type) {
1452: case (MDOC_BLOCK):
1453: outflags &= ~MMAN_Bk;
1454: break;
1455: case (MDOC_HEAD):
1456: /* FALLTHROUGH */
1457: case (MDOC_ELEM):
1458: font_pop();
1459: break;
1460: default:
1461: break;
1462: }
1.23 schwarze 1463: }
1464:
1465: static int
1466: pre_no(DECL_ARGS)
1467: {
1468:
1469: outflags |= MMAN_spc_force;
1470: return(1);
1.1 schwarze 1471: }
1472:
1473: static int
1474: pre_ns(DECL_ARGS)
1475: {
1476:
1.18 schwarze 1477: outflags &= ~MMAN_spc;
1.1 schwarze 1478: return(0);
1479: }
1480:
1.3 schwarze 1481: static void
1482: post_pf(DECL_ARGS)
1483: {
1484:
1.18 schwarze 1485: outflags &= ~MMAN_spc;
1.3 schwarze 1486: }
1487:
1.1 schwarze 1488: static int
1489: pre_pp(DECL_ARGS)
1490: {
1491:
1.34 schwarze 1492: if (MDOC_It != n->parent->tok)
1493: outflags |= MMAN_PP;
1494: outflags |= MMAN_sp | MMAN_nl;
1495: outflags &= ~MMAN_br;
1.32 schwarze 1496: return(0);
1497: }
1498:
1499: static int
1500: pre_rs(DECL_ARGS)
1501: {
1502:
1503: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1504: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1505: outflags &= ~MMAN_br;
1.32 schwarze 1506: }
1507: return(1);
1.9 schwarze 1508: }
1509:
1510: static int
1511: pre_sm(DECL_ARGS)
1512: {
1513:
1514: assert(n->child && MDOC_TEXT == n->child->type);
1515: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1516: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1517: else
1.18 schwarze 1518: outflags &= ~MMAN_Sm;
1.9 schwarze 1519: return(0);
1.1 schwarze 1520: }
1521:
1522: static int
1.3 schwarze 1523: pre_sp(DECL_ARGS)
1.1 schwarze 1524: {
1525:
1.38 schwarze 1526: if (MMAN_PP & outflags) {
1527: outflags &= ~MMAN_PP;
1528: print_line(".PP", 0);
1529: } else
1530: print_line(".sp", 0);
1.1 schwarze 1531: return(1);
1532: }
1533:
1534: static void
1.3 schwarze 1535: post_sp(DECL_ARGS)
1.1 schwarze 1536: {
1537:
1.18 schwarze 1538: outflags |= MMAN_nl;
1.15 schwarze 1539: }
1540:
1541: static int
1.24 schwarze 1542: pre_sy(DECL_ARGS)
1543: {
1544:
1545: font_push('B');
1546: return(1);
1547: }
1548:
1549: static int
1.15 schwarze 1550: pre_vt(DECL_ARGS)
1551: {
1552:
1553: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1554: switch (n->type) {
1555: case (MDOC_BLOCK):
1.21 schwarze 1556: pre_syn(n);
1.16 schwarze 1557: return(1);
1558: case (MDOC_BODY):
1559: break;
1560: default:
1561: return(0);
1562: }
1.15 schwarze 1563: }
1.24 schwarze 1564: font_push('I');
1.15 schwarze 1565: return(1);
1566: }
1567:
1568: static void
1569: post_vt(DECL_ARGS)
1570: {
1.16 schwarze 1571:
1.17 schwarze 1572: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1573: return;
1.24 schwarze 1574: font_pop();
1.1 schwarze 1575: }
1576:
1577: static int
1578: pre_xr(DECL_ARGS)
1579: {
1580:
1581: n = n->child;
1582: if (NULL == n)
1583: return(0);
1.42 schwarze 1584: print_node(meta, n);
1.1 schwarze 1585: n = n->next;
1586: if (NULL == n)
1587: return(0);
1.18 schwarze 1588: outflags &= ~MMAN_spc;
1589: print_word("(");
1.42 schwarze 1590: print_node(meta, n);
1.18 schwarze 1591: print_word(")");
1.1 schwarze 1592: return(0);
1.5 schwarze 1593: }
1594:
1595: static int
1596: pre_ux(DECL_ARGS)
1597: {
1598:
1.18 schwarze 1599: print_word(manacts[n->tok].prefix);
1.5 schwarze 1600: if (NULL == n->child)
1601: return(0);
1.18 schwarze 1602: outflags &= ~MMAN_spc;
1.39 millert 1603: print_word("\\ ");
1.18 schwarze 1604: outflags &= ~MMAN_spc;
1.5 schwarze 1605: return(1);
1.1 schwarze 1606: }
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