Annotation of src/usr.bin/mandoc/mdoc_man.c, Revision 1.61
1.61 ! schwarze 1: /* $Id: mdoc_man.c,v 1.60 2014/03/30 19:47:32 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"
1.59 schwarze 22: #include "mandoc_aux.h"
1.8 schwarze 23: #include "out.h"
1.4 schwarze 24: #include "man.h"
1.1 schwarze 25: #include "mdoc.h"
26: #include "main.h"
27:
1.42 schwarze 28: #define DECL_ARGS const struct mdoc_meta *meta, \
1.18 schwarze 29: const struct mdoc_node *n
1.1 schwarze 30:
31: struct manact {
1.4 schwarze 32: int (*cond)(DECL_ARGS); /* DON'T run actions */
33: int (*pre)(DECL_ARGS); /* pre-node action */
34: void (*post)(DECL_ARGS); /* post-node action */
35: const char *prefix; /* pre-node string constant */
36: const char *suffix; /* post-node string constant */
1.1 schwarze 37: };
38:
1.4 schwarze 39: static int cond_body(DECL_ARGS);
1.1 schwarze 40: static int cond_head(DECL_ARGS);
1.24 schwarze 41: static void font_push(char);
42: static void font_pop(void);
1.46 schwarze 43: static void mid_it(void);
1.32 schwarze 44: static void post__t(DECL_ARGS);
1.4 schwarze 45: static void post_bd(DECL_ARGS);
1.25 schwarze 46: static void post_bf(DECL_ARGS);
1.10 schwarze 47: static void post_bk(DECL_ARGS);
1.28 schwarze 48: static void post_bl(DECL_ARGS);
1.4 schwarze 49: static void post_dl(DECL_ARGS);
1.1 schwarze 50: static void post_enc(DECL_ARGS);
1.26 schwarze 51: static void post_eo(DECL_ARGS);
1.14 schwarze 52: static void post_fa(DECL_ARGS);
1.27 schwarze 53: static void post_fd(DECL_ARGS);
1.24 schwarze 54: static void post_fl(DECL_ARGS);
1.13 schwarze 55: static void post_fn(DECL_ARGS);
1.14 schwarze 56: static void post_fo(DECL_ARGS);
1.24 schwarze 57: static void post_font(DECL_ARGS);
1.12 schwarze 58: static void post_in(DECL_ARGS);
1.28 schwarze 59: static void post_it(DECL_ARGS);
1.11 schwarze 60: static void post_lb(DECL_ARGS);
1.4 schwarze 61: static void post_nm(DECL_ARGS);
1.1 schwarze 62: static void post_percent(DECL_ARGS);
1.4 schwarze 63: static void post_pf(DECL_ARGS);
1.3 schwarze 64: static void post_sect(DECL_ARGS);
1.4 schwarze 65: static void post_sp(DECL_ARGS);
1.15 schwarze 66: static void post_vt(DECL_ARGS);
1.32 schwarze 67: static int pre__t(DECL_ARGS);
1.20 schwarze 68: static int pre_an(DECL_ARGS);
1.3 schwarze 69: static int pre_ap(DECL_ARGS);
70: static int pre_bd(DECL_ARGS);
1.25 schwarze 71: static int pre_bf(DECL_ARGS);
1.10 schwarze 72: static int pre_bk(DECL_ARGS);
1.28 schwarze 73: static int pre_bl(DECL_ARGS);
1.3 schwarze 74: static int pre_br(DECL_ARGS);
1.5 schwarze 75: static int pre_bx(DECL_ARGS);
1.1 schwarze 76: static int pre_dl(DECL_ARGS);
1.4 schwarze 77: static int pre_enc(DECL_ARGS);
1.24 schwarze 78: static int pre_em(DECL_ARGS);
1.14 schwarze 79: static int pre_fa(DECL_ARGS);
1.27 schwarze 80: static int pre_fd(DECL_ARGS);
1.24 schwarze 81: static int pre_fl(DECL_ARGS);
1.13 schwarze 82: static int pre_fn(DECL_ARGS);
1.14 schwarze 83: static int pre_fo(DECL_ARGS);
1.21 schwarze 84: static int pre_ft(DECL_ARGS);
1.12 schwarze 85: static int pre_in(DECL_ARGS);
1.1 schwarze 86: static int pre_it(DECL_ARGS);
1.22 schwarze 87: static int pre_lk(DECL_ARGS);
1.24 schwarze 88: static int pre_li(DECL_ARGS);
1.60 schwarze 89: static int pre_ll(DECL_ARGS);
1.1 schwarze 90: static int pre_nm(DECL_ARGS);
1.23 schwarze 91: static int pre_no(DECL_ARGS);
1.1 schwarze 92: static int pre_ns(DECL_ARGS);
93: static int pre_pp(DECL_ARGS);
1.32 schwarze 94: static int pre_rs(DECL_ARGS);
1.9 schwarze 95: static int pre_sm(DECL_ARGS);
1.3 schwarze 96: static int pre_sp(DECL_ARGS);
1.4 schwarze 97: static int pre_sect(DECL_ARGS);
1.24 schwarze 98: static int pre_sy(DECL_ARGS);
1.21 schwarze 99: static void pre_syn(const struct mdoc_node *);
1.15 schwarze 100: static int pre_vt(DECL_ARGS);
1.5 schwarze 101: static int pre_ux(DECL_ARGS);
1.1 schwarze 102: static int pre_xr(DECL_ARGS);
1.18 schwarze 103: static void print_word(const char *);
1.34 schwarze 104: static void print_line(const char *, int);
105: static void print_block(const char *, int);
1.18 schwarze 106: static void print_offs(const char *);
1.33 schwarze 107: static void print_width(const char *,
108: const struct mdoc_node *, size_t);
1.28 schwarze 109: static void print_count(int *);
1.4 schwarze 110: static void print_node(DECL_ARGS);
1.1 schwarze 111:
1.3 schwarze 112: static const struct manact manacts[MDOC_MAX + 1] = {
113: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
114: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
115: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.5 schwarze 116: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 117: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
118: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 119: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 120: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 121: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 122: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
123: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.28 schwarze 124: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 125: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.28 schwarze 126: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.24 schwarze 127: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.20 schwarze 128: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.24 schwarze 129: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
130: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
131: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
132: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
133: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 135: { NULL, pre_enc, post_enc, "The \\fB",
136: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
137: }, /* Ex */
1.14 schwarze 138: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.27 schwarze 139: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.24 schwarze 140: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.13 schwarze 141: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.24 schwarze 142: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
143: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.12 schwarze 144: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.24 schwarze 145: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 146: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
147: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
148: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.5 schwarze 149: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.24 schwarze 150: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.4 schwarze 151: { NULL, pre_enc, post_enc, "The \\fB",
152: "\\fP\nfunction returns the value 0 if successful;\n"
153: "otherwise the value -1 is returned and the global\n"
154: "variable \\fIerrno\\fP is set to indicate the error."
155: }, /* Rv */
1.5 schwarze 156: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.24 schwarze 157: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.15 schwarze 158: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.5 schwarze 159: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.32 schwarze 160: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
161: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
162: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
163: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
165: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
169: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.6 schwarze 171: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
172: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 173: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.5 schwarze 174: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.25 schwarze 176: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 177: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
178: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.5 schwarze 179: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
180: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
181: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.6 schwarze 182: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.50 schwarze 183: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
184: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.26 schwarze 185: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
186: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.24 schwarze 187: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.26 schwarze 188: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.5 schwarze 189: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.24 schwarze 190: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.23 schwarze 191: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 192: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.5 schwarze 193: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
194: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 195: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
196: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
197: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
198: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.6 schwarze 199: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.50 schwarze 200: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.6 schwarze 201: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
202: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
203: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.32 schwarze 204: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.6 schwarze 205: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.50 schwarze 206: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
207: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.9 schwarze 208: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.24 schwarze 209: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
210: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
211: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.5 schwarze 212: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.32 schwarze 213: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
214: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.14 schwarze 215: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
216: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 217: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.6 schwarze 218: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.10 schwarze 219: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
220: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.5 schwarze 221: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
222: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
223: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
224: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.11 schwarze 225: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 226: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.22 schwarze 227: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.24 schwarze 228: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.6 schwarze 229: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
230: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
231: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.32 schwarze 232: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.27 schwarze 233: { NULL, NULL, NULL, NULL, NULL }, /* Es */
234: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.5 schwarze 235: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.32 schwarze 236: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 237: { NULL, pre_br, NULL, NULL, NULL }, /* br */
238: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.32 schwarze 239: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
240: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 241: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 242: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 243: };
244:
1.18 schwarze 245: static int outflags;
1.34 schwarze 246: #define MMAN_spc (1 << 0) /* blank character before next word */
247: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
248: #define MMAN_nl (1 << 2) /* break man(7) code line */
249: #define MMAN_br (1 << 3) /* break output line */
250: #define MMAN_sp (1 << 4) /* insert a blank output line */
251: #define MMAN_PP (1 << 5) /* reset indentation etc. */
252: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
253: #define MMAN_Bk (1 << 7) /* word keep mode */
1.45 schwarze 254: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
255: #define MMAN_An_split (1 << 9) /* author mode is "split" */
256: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
257: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.55 schwarze 258: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.18 schwarze 259:
1.43 schwarze 260: #define BL_STACK_MAX 32
261:
262: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
263: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
264: static int Bl_stack_len; /* number of nested Bl blocks */
1.35 schwarze 265: static int TPremain; /* characters before tag is full */
266:
1.24 schwarze 267: static struct {
268: char *head;
269: char *tail;
270: size_t size;
271: } fontqueue;
272:
1.61 ! schwarze 273:
1.24 schwarze 274: static void
275: font_push(char newfont)
276: {
277:
278: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
279: fontqueue.size += 8;
280: fontqueue.head = mandoc_realloc(fontqueue.head,
1.61 ! schwarze 281: fontqueue.size);
1.24 schwarze 282: }
283: *fontqueue.tail = newfont;
1.35 schwarze 284: print_word("");
285: printf("\\f");
1.24 schwarze 286: putchar(newfont);
287: outflags &= ~MMAN_spc;
288: }
289:
290: static void
291: font_pop(void)
292: {
293:
294: if (fontqueue.tail > fontqueue.head)
295: fontqueue.tail--;
296: outflags &= ~MMAN_spc;
1.35 schwarze 297: print_word("");
298: printf("\\f");
1.24 schwarze 299: putchar(*fontqueue.tail);
300: }
301:
1.1 schwarze 302: static void
1.18 schwarze 303: print_word(const char *s)
1.1 schwarze 304: {
1.4 schwarze 305:
1.34 schwarze 306: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.61 ! schwarze 307: /*
1.4 schwarze 308: * If we need a newline, print it now and start afresh.
309: */
1.34 schwarze 310: if (MMAN_PP & outflags) {
1.44 schwarze 311: if (MMAN_sp & outflags) {
312: if (MMAN_PD & outflags) {
313: printf("\n.PD");
314: outflags &= ~MMAN_PD;
315: }
316: } else if ( ! (MMAN_PD & outflags)) {
317: printf("\n.PD 0");
318: outflags |= MMAN_PD;
319: }
1.34 schwarze 320: printf("\n.PP\n");
321: } else if (MMAN_sp & outflags)
1.19 schwarze 322: printf("\n.sp\n");
323: else if (MMAN_br & outflags)
324: printf("\n.br\n");
325: else if (MMAN_nl & outflags)
326: putchar('\n');
1.34 schwarze 327: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.35 schwarze 328: if (1 == TPremain)
329: printf(".br\n");
330: TPremain = 0;
331: } else if (MMAN_spc & outflags) {
1.4 schwarze 332: /*
1.23 schwarze 333: * If we need a space, only print it if
334: * (1) it is forced by `No' or
335: * (2) what follows is not terminating punctuation or
336: * (3) what follows is longer than one character.
1.4 schwarze 337: */
1.35 schwarze 338: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.23 schwarze 339: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.45 schwarze 340: if (MMAN_Bk & outflags &&
341: ! (MMAN_Bk_susp & outflags))
1.10 schwarze 342: putchar('\\');
1.39 millert 343: putchar(' ');
1.35 schwarze 344: if (TPremain)
345: TPremain--;
1.10 schwarze 346: }
1.35 schwarze 347: }
1.4 schwarze 348:
349: /*
350: * Reassign needing space if we're not following opening
351: * punctuation.
352: */
1.35 schwarze 353: if (MMAN_Sm & outflags && ('\0' == s[0] ||
354: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.18 schwarze 355: outflags |= MMAN_spc;
356: else
357: outflags &= ~MMAN_spc;
1.45 schwarze 358: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.4 schwarze 359:
1.1 schwarze 360: for ( ; *s; s++) {
361: switch (*s) {
1.61 ! schwarze 362: case ASCII_NBRSP:
1.39 millert 363: printf("\\ ");
1.1 schwarze 364: break;
1.61 ! schwarze 365: case ASCII_HYPH:
1.1 schwarze 366: putchar('-');
1.57 schwarze 367: break;
1.61 ! schwarze 368: case ASCII_BREAK:
1.57 schwarze 369: printf("\\:");
1.1 schwarze 370: break;
1.61 ! schwarze 371: case ' ':
1.55 schwarze 372: if (MMAN_nbrword & outflags) {
373: printf("\\ ");
374: break;
375: }
376: /* FALLTHROUGH */
1.1 schwarze 377: default:
1.4 schwarze 378: putchar((unsigned char)*s);
1.1 schwarze 379: break;
380: }
1.35 schwarze 381: if (TPremain)
382: TPremain--;
1.1 schwarze 383: }
1.55 schwarze 384: outflags &= ~MMAN_nbrword;
1.1 schwarze 385: }
386:
1.8 schwarze 387: static void
1.34 schwarze 388: print_line(const char *s, int newflags)
389: {
390:
391: outflags &= ~MMAN_br;
392: outflags |= MMAN_nl;
393: print_word(s);
394: outflags |= newflags;
395: }
396:
397: static void
398: print_block(const char *s, int newflags)
399: {
400:
401: outflags &= ~MMAN_PP;
1.44 schwarze 402: if (MMAN_sp & outflags) {
1.34 schwarze 403: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 404: if (MMAN_PD & outflags) {
405: print_line(".PD", 0);
406: outflags &= ~MMAN_PD;
407: }
1.45 schwarze 408: } else if (! (MMAN_PD & outflags))
409: print_line(".PD 0", MMAN_PD);
1.34 schwarze 410: outflags |= MMAN_nl;
411: print_word(s);
1.45 schwarze 412: outflags |= MMAN_Bk_susp | newflags;
1.34 schwarze 413: }
414:
415: static void
1.18 schwarze 416: print_offs(const char *v)
1.8 schwarze 417: {
418: char buf[24];
419: struct roffsu su;
420: size_t sz;
421:
1.47 schwarze 422: print_line(".RS", MMAN_Bk_susp);
423:
1.43 schwarze 424: /* Convert v into a number (of characters). */
1.8 schwarze 425: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
426: sz = 0;
427: else if (0 == strcmp(v, "indent"))
428: sz = 6;
429: else if (0 == strcmp(v, "indent-two"))
430: sz = 12;
431: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 432: if (SCALE_EN == su.unit)
433: sz = su.scale;
434: else {
435: /*
436: * XXX
437: * If we are inside an enclosing list,
438: * there is no easy way to add the two
439: * indentations because they are provided
440: * in terms of different units.
441: */
442: print_word(v);
1.47 schwarze 443: outflags |= MMAN_nl;
1.43 schwarze 444: return;
445: }
1.8 schwarze 446: } else
447: sz = strlen(v);
448:
1.43 schwarze 449: /*
450: * We are inside an enclosing list.
451: * Add the two indentations.
452: */
453: if (Bl_stack_len)
454: sz += Bl_stack[Bl_stack_len - 1];
455:
1.52 schwarze 456: snprintf(buf, sizeof(buf), "%zun", sz);
1.18 schwarze 457: print_word(buf);
1.47 schwarze 458: outflags |= MMAN_nl;
1.8 schwarze 459: }
460:
1.46 schwarze 461: /*
462: * Set up the indentation for a list item; used from pre_it().
463: */
1.59 schwarze 464: static void
1.33 schwarze 465: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.28 schwarze 466: {
467: char buf[24];
468: struct roffsu su;
1.29 schwarze 469: size_t sz, chsz;
1.35 schwarze 470: int numeric, remain;
1.29 schwarze 471:
1.35 schwarze 472: numeric = 1;
473: remain = 0;
1.43 schwarze 474:
475: /* Convert v into a number (of characters). */
1.33 schwarze 476: if (NULL == v)
477: sz = defsz;
478: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.28 schwarze 479: if (SCALE_EN == su.unit)
480: sz = su.scale;
481: else {
1.35 schwarze 482: sz = 0;
483: numeric = 0;
1.28 schwarze 484: }
485: } else
486: sz = strlen(v);
487:
1.35 schwarze 488: /* XXX Rough estimation, might have multiple parts. */
489: chsz = (NULL != child && MDOC_TEXT == child->type) ?
1.61 ! schwarze 490: strlen(child->string) : 0;
1.35 schwarze 491:
1.46 schwarze 492: /* Maybe we are inside an enclosing list? */
493: mid_it();
1.43 schwarze 494:
495: /*
496: * Save our own indentation,
497: * such that child lists can use it.
498: */
499: Bl_stack[Bl_stack_len++] = sz + 2;
500:
501: /* Set up the current list. */
1.35 schwarze 502: if (defsz && chsz > sz)
1.34 schwarze 503: print_block(".HP", 0);
1.35 schwarze 504: else {
1.34 schwarze 505: print_block(".TP", 0);
1.35 schwarze 506: remain = sz + 2;
507: }
508: if (numeric) {
1.52 schwarze 509: snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.35 schwarze 510: print_word(buf);
511: } else
512: print_word(v);
513: TPremain = remain;
1.28 schwarze 514: }
515:
1.59 schwarze 516: static void
1.28 schwarze 517: print_count(int *count)
518: {
519: char buf[12];
520:
521: snprintf(buf, sizeof(buf), "%d.", ++*count);
522: print_word(buf);
523: }
524:
525: void
1.4 schwarze 526: man_man(void *arg, const struct man *man)
527: {
528:
529: /*
530: * Dump the keep buffer.
531: * We're guaranteed by now that this exists (is non-NULL).
532: * Flush stdout afterward, just in case.
533: */
534: fputs(mparse_getkeep(man_mparse(man)), stdout);
535: fflush(stdout);
536: }
537:
538: void
1.1 schwarze 539: man_mdoc(void *arg, const struct mdoc *mdoc)
540: {
1.42 schwarze 541: const struct mdoc_meta *meta;
1.1 schwarze 542: const struct mdoc_node *n;
543:
1.42 schwarze 544: meta = mdoc_meta(mdoc);
1.1 schwarze 545: n = mdoc_node(mdoc);
546:
1.41 millert 547: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.61 ! schwarze 548: meta->title, meta->msec, meta->date,
! 549: meta->os, meta->vol);
1.41 millert 550:
551: /* Disable hyphenation and if nroff, disable justification. */
552: printf(".nh\n.if n .ad l");
1.1 schwarze 553:
1.18 schwarze 554: outflags = MMAN_nl | MMAN_Sm;
1.24 schwarze 555: if (0 == fontqueue.size) {
556: fontqueue.size = 8;
557: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
558: *fontqueue.tail = 'R';
559: }
1.42 schwarze 560: print_node(meta, n);
1.3 schwarze 561: putchar('\n');
1.1 schwarze 562: }
563:
564: static void
565: print_node(DECL_ARGS)
566: {
1.51 schwarze 567: const struct mdoc_node *sub;
1.4 schwarze 568: const struct manact *act;
1.1 schwarze 569: int cond, do_sub;
1.45 schwarze 570:
1.4 schwarze 571: /*
572: * Break the line if we were parsed subsequent the current node.
573: * This makes the page structure be more consistent.
574: */
1.51 schwarze 575: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.18 schwarze 576: outflags |= MMAN_nl;
1.1 schwarze 577:
1.4 schwarze 578: act = NULL;
1.1 schwarze 579: cond = 0;
580: do_sub = 1;
1.4 schwarze 581:
1.1 schwarze 582: if (MDOC_TEXT == n->type) {
1.4 schwarze 583: /*
584: * Make sure that we don't happen to start with a
585: * control character at the start of a line.
586: */
1.61 ! schwarze 587: if (MMAN_nl & outflags &&
! 588: ('.' == *n->string || '\'' == *n->string)) {
1.35 schwarze 589: print_word("");
590: printf("\\&");
1.18 schwarze 591: outflags &= ~MMAN_spc;
1.3 schwarze 592: }
1.18 schwarze 593: print_word(n->string);
1.1 schwarze 594: } else {
1.4 schwarze 595: /*
596: * Conditionally run the pre-node action handler for a
597: * node.
598: */
1.1 schwarze 599: act = manacts + n->tok;
1.42 schwarze 600: cond = NULL == act->cond || (*act->cond)(meta, n);
1.58 schwarze 601: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 602: do_sub = (*act->pre)(meta, n);
1.1 schwarze 603: }
604:
1.61 ! schwarze 605: /*
1.4 schwarze 606: * Conditionally run all child nodes.
607: * Note that this iterates over children instead of using
608: * recursion. This prevents unnecessary depth in the stack.
609: */
1.1 schwarze 610: if (do_sub)
611: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 612: print_node(meta, sub);
1.1 schwarze 613:
1.4 schwarze 614: /*
615: * Lastly, conditionally run the post-node handler.
616: */
1.58 schwarze 617: if (MDOC_ENDED & n->flags)
618: return;
619:
1.1 schwarze 620: if (cond && act->post)
1.42 schwarze 621: (*act->post)(meta, n);
1.58 schwarze 622:
623: if (ENDBODY_NOT != n->end)
624: n->pending->flags |= MDOC_ENDED;
625:
626: if (ENDBODY_NOSPACE == n->end)
627: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 628: }
629:
630: static int
631: cond_head(DECL_ARGS)
632: {
1.4 schwarze 633:
1.1 schwarze 634: return(MDOC_HEAD == n->type);
635: }
636:
637: static int
638: cond_body(DECL_ARGS)
639: {
1.4 schwarze 640:
1.1 schwarze 641: return(MDOC_BODY == n->type);
642: }
643:
644: static int
645: pre_enc(DECL_ARGS)
646: {
1.4 schwarze 647: const char *prefix;
1.1 schwarze 648:
649: prefix = manacts[n->tok].prefix;
650: if (NULL == prefix)
651: return(1);
1.18 schwarze 652: print_word(prefix);
653: outflags &= ~MMAN_spc;
1.1 schwarze 654: return(1);
655: }
656:
657: static void
658: post_enc(DECL_ARGS)
659: {
660: const char *suffix;
661:
662: suffix = manacts[n->tok].suffix;
663: if (NULL == suffix)
664: return;
1.58 schwarze 665: outflags &= ~(MMAN_spc | MMAN_nl);
1.18 schwarze 666: print_word(suffix);
1.24 schwarze 667: }
668:
669: static void
670: post_font(DECL_ARGS)
671: {
672:
673: font_pop();
1.1 schwarze 674: }
675:
676: static void
677: post_percent(DECL_ARGS)
678: {
679:
1.32 schwarze 680: if (pre_em == manacts[n->tok].pre)
681: font_pop();
682: if (n->next) {
1.18 schwarze 683: print_word(",");
1.32 schwarze 684: if (n->prev && n->prev->tok == n->tok &&
685: n->next->tok == n->tok)
686: print_word("and");
687: } else {
1.18 schwarze 688: print_word(".");
689: outflags |= MMAN_nl;
1.1 schwarze 690: }
691: }
692:
1.32 schwarze 693: static int
694: pre__t(DECL_ARGS)
695: {
696:
1.61 ! schwarze 697: if (n->parent && MDOC_Rs == n->parent->tok &&
! 698: n->parent->norm->Rs.quote_T) {
1.35 schwarze 699: print_word("");
700: putchar('\"');
1.32 schwarze 701: outflags &= ~MMAN_spc;
702: } else
703: font_push('I');
704: return(1);
705: }
706:
707: static void
708: post__t(DECL_ARGS)
709: {
710:
1.61 ! schwarze 711: if (n->parent && MDOC_Rs == n->parent->tok &&
! 712: n->parent->norm->Rs.quote_T) {
1.32 schwarze 713: outflags &= ~MMAN_spc;
1.35 schwarze 714: print_word("");
715: putchar('\"');
1.32 schwarze 716: } else
717: font_pop();
1.42 schwarze 718: post_percent(meta, n);
1.32 schwarze 719: }
720:
1.4 schwarze 721: /*
722: * Print before a section header.
723: */
1.1 schwarze 724: static int
1.3 schwarze 725: pre_sect(DECL_ARGS)
726: {
727:
1.53 schwarze 728: if (MDOC_HEAD == n->type) {
1.45 schwarze 729: outflags |= MMAN_sp;
730: print_block(manacts[n->tok].prefix, 0);
731: print_word("");
732: putchar('\"');
733: outflags &= ~MMAN_spc;
734: }
1.3 schwarze 735: return(1);
736: }
737:
1.4 schwarze 738: /*
739: * Print subsequent a section header.
740: */
1.3 schwarze 741: static void
742: post_sect(DECL_ARGS)
743: {
744:
745: if (MDOC_HEAD != n->type)
746: return;
1.18 schwarze 747: outflags &= ~MMAN_spc;
1.35 schwarze 748: print_word("");
749: putchar('\"');
1.18 schwarze 750: outflags |= MMAN_nl;
1.20 schwarze 751: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
752: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
753: }
754:
1.21 schwarze 755: /* See mdoc_term.c, synopsis_pre() for comments. */
756: static void
757: pre_syn(const struct mdoc_node *n)
758: {
759:
760: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
761: return;
762:
763: if (n->prev->tok == n->tok &&
1.61 ! schwarze 764: MDOC_Ft != n->tok &&
! 765: MDOC_Fo != n->tok &&
! 766: MDOC_Fn != n->tok) {
1.21 schwarze 767: outflags |= MMAN_br;
768: return;
769: }
770:
771: switch (n->prev->tok) {
1.61 ! schwarze 772: case MDOC_Fd:
1.21 schwarze 773: /* FALLTHROUGH */
1.61 ! schwarze 774: case MDOC_Fn:
1.21 schwarze 775: /* FALLTHROUGH */
1.61 ! schwarze 776: case MDOC_Fo:
1.21 schwarze 777: /* FALLTHROUGH */
1.61 ! schwarze 778: case MDOC_In:
1.21 schwarze 779: /* FALLTHROUGH */
1.61 ! schwarze 780: case MDOC_Vt:
1.21 schwarze 781: outflags |= MMAN_sp;
782: break;
1.61 ! schwarze 783: case MDOC_Ft:
1.21 schwarze 784: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
785: outflags |= MMAN_sp;
786: break;
787: }
788: /* FALLTHROUGH */
789: default:
790: outflags |= MMAN_br;
791: break;
792: }
793: }
794:
1.20 schwarze 795: static int
796: pre_an(DECL_ARGS)
797: {
798:
799: switch (n->norm->An.auth) {
1.61 ! schwarze 800: case AUTH_split:
1.20 schwarze 801: outflags &= ~MMAN_An_nosplit;
802: outflags |= MMAN_An_split;
803: return(0);
1.61 ! schwarze 804: case AUTH_nosplit:
1.20 schwarze 805: outflags &= ~MMAN_An_split;
806: outflags |= MMAN_An_nosplit;
807: return(0);
808: default:
809: if (MMAN_An_split & outflags)
810: outflags |= MMAN_br;
811: else if (SEC_AUTHORS == n->sec &&
812: ! (MMAN_An_nosplit & outflags))
813: outflags |= MMAN_An_split;
814: return(1);
815: }
1.3 schwarze 816: }
817:
818: static int
819: pre_ap(DECL_ARGS)
820: {
821:
1.18 schwarze 822: outflags &= ~MMAN_spc;
823: print_word("'");
824: outflags &= ~MMAN_spc;
1.3 schwarze 825: return(0);
826: }
827:
828: static int
829: pre_bd(DECL_ARGS)
830: {
831:
1.34 schwarze 832: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
833:
834: if (DISP_unfilled == n->norm->Bd.type ||
835: DISP_literal == n->norm->Bd.type)
836: print_line(".nf", 0);
837: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.19 schwarze 838: outflags |= MMAN_sp;
1.18 schwarze 839: print_offs(n->norm->Bd.offs);
1.3 schwarze 840: return(1);
841: }
842:
843: static void
844: post_bd(DECL_ARGS)
845: {
846:
1.43 schwarze 847: /* Close out this display. */
1.34 schwarze 848: print_line(".RE", MMAN_nl);
1.3 schwarze 849: if (DISP_unfilled == n->norm->Bd.type ||
1.34 schwarze 850: DISP_literal == n->norm->Bd.type)
851: print_line(".fi", MMAN_nl);
1.43 schwarze 852:
1.46 schwarze 853: /* Maybe we are inside an enclosing list? */
854: if (NULL != n->parent->next)
855: mid_it();
1.10 schwarze 856: }
857:
858: static int
1.25 schwarze 859: pre_bf(DECL_ARGS)
860: {
861:
862: switch (n->type) {
1.61 ! schwarze 863: case MDOC_BLOCK:
1.25 schwarze 864: return(1);
1.61 ! schwarze 865: case MDOC_BODY:
1.25 schwarze 866: break;
867: default:
868: return(0);
869: }
870: switch (n->norm->Bf.font) {
1.61 ! schwarze 871: case FONT_Em:
1.25 schwarze 872: font_push('I');
873: break;
1.61 ! schwarze 874: case FONT_Sy:
1.25 schwarze 875: font_push('B');
876: break;
877: default:
878: font_push('R');
879: break;
880: }
881: return(1);
882: }
883:
884: static void
885: post_bf(DECL_ARGS)
886: {
887:
888: if (MDOC_BODY == n->type)
889: font_pop();
890: }
891:
892: static int
1.10 schwarze 893: pre_bk(DECL_ARGS)
894: {
895:
896: switch (n->type) {
1.61 ! schwarze 897: case MDOC_BLOCK:
1.10 schwarze 898: return(1);
1.61 ! schwarze 899: case MDOC_BODY:
1.18 schwarze 900: outflags |= MMAN_Bk;
1.10 schwarze 901: return(1);
902: default:
903: return(0);
904: }
905: }
906:
907: static void
908: post_bk(DECL_ARGS)
909: {
910:
1.53 schwarze 911: if (MDOC_BODY == n->type)
1.18 schwarze 912: outflags &= ~MMAN_Bk;
1.3 schwarze 913: }
914:
915: static int
1.28 schwarze 916: pre_bl(DECL_ARGS)
917: {
1.31 schwarze 918: size_t icol;
1.28 schwarze 919:
1.48 schwarze 920: /*
921: * print_offs() will increase the -offset to account for
922: * a possible enclosing .It, but any enclosed .It blocks
923: * just nest and do not add up their indentation.
924: */
925: if (n->norm->Bl.offs) {
926: print_offs(n->norm->Bl.offs);
927: Bl_stack[Bl_stack_len++] = 0;
928: }
929:
1.31 schwarze 930: switch (n->norm->Bl.type) {
1.61 ! schwarze 931: case LIST_enum:
1.28 schwarze 932: n->norm->Bl.count = 0;
1.31 schwarze 933: return(1);
1.61 ! schwarze 934: case LIST_column:
1.31 schwarze 935: break;
936: default:
937: return(1);
938: }
939:
1.34 schwarze 940: print_line(".TS", MMAN_nl);
1.31 schwarze 941: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
942: print_word("l");
943: print_word(".");
1.34 schwarze 944: outflags |= MMAN_nl;
1.28 schwarze 945: return(1);
946: }
947:
948: static void
949: post_bl(DECL_ARGS)
950: {
951:
1.31 schwarze 952: switch (n->norm->Bl.type) {
1.61 ! schwarze 953: case LIST_column:
1.34 schwarze 954: print_line(".TE", 0);
955: break;
1.61 ! schwarze 956: case LIST_enum:
1.31 schwarze 957: n->norm->Bl.count = 0;
958: break;
959: default:
960: break;
961: }
1.48 schwarze 962:
963: if (n->norm->Bl.offs) {
964: print_line(".RE", MMAN_nl);
965: assert(Bl_stack_len);
966: Bl_stack_len--;
967: assert(0 == Bl_stack[Bl_stack_len]);
968: } else {
969: outflags |= MMAN_PP | MMAN_nl;
970: outflags &= ~(MMAN_sp | MMAN_br);
971: }
1.46 schwarze 972:
973: /* Maybe we are inside an enclosing list? */
974: if (NULL != n->parent->next)
975: mid_it();
976:
1.28 schwarze 977: }
978:
979: static int
1.3 schwarze 980: pre_br(DECL_ARGS)
981: {
982:
1.19 schwarze 983: outflags |= MMAN_br;
1.3 schwarze 984: return(0);
985: }
986:
987: static int
1.5 schwarze 988: pre_bx(DECL_ARGS)
989: {
990:
991: n = n->child;
992: if (n) {
1.18 schwarze 993: print_word(n->string);
994: outflags &= ~MMAN_spc;
1.5 schwarze 995: n = n->next;
996: }
1.18 schwarze 997: print_word("BSD");
1.5 schwarze 998: if (NULL == n)
999: return(0);
1.18 schwarze 1000: outflags &= ~MMAN_spc;
1001: print_word("-");
1002: outflags &= ~MMAN_spc;
1003: print_word(n->string);
1.5 schwarze 1004: return(0);
1005: }
1006:
1007: static int
1.1 schwarze 1008: pre_dl(DECL_ARGS)
1009: {
1010:
1.46 schwarze 1011: print_offs("6n");
1.1 schwarze 1012: return(1);
1013: }
1014:
1015: static void
1016: post_dl(DECL_ARGS)
1017: {
1018:
1.34 schwarze 1019: print_line(".RE", MMAN_nl);
1.46 schwarze 1020:
1021: /* Maybe we are inside an enclosing list? */
1022: if (NULL != n->parent->next)
1023: mid_it();
1.13 schwarze 1024: }
1025:
1026: static int
1.24 schwarze 1027: pre_em(DECL_ARGS)
1028: {
1029:
1030: font_push('I');
1031: return(1);
1.26 schwarze 1032: }
1033:
1034: static void
1035: post_eo(DECL_ARGS)
1036: {
1037:
1038: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1039: outflags &= ~MMAN_spc;
1.24 schwarze 1040: }
1041:
1042: static int
1.14 schwarze 1043: pre_fa(DECL_ARGS)
1044: {
1.56 schwarze 1045: int am_Fa;
1.14 schwarze 1046:
1.56 schwarze 1047: am_Fa = MDOC_Fa == n->tok;
1048:
1049: if (am_Fa)
1.14 schwarze 1050: n = n->child;
1051:
1052: while (NULL != n) {
1.24 schwarze 1053: font_push('I');
1.56 schwarze 1054: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.55 schwarze 1055: outflags |= MMAN_nbrword;
1.42 schwarze 1056: print_node(meta, n);
1.24 schwarze 1057: font_pop();
1.14 schwarze 1058: if (NULL != (n = n->next))
1.18 schwarze 1059: print_word(",");
1.14 schwarze 1060: }
1061: return(0);
1062: }
1063:
1064: static void
1065: post_fa(DECL_ARGS)
1066: {
1067:
1068: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.18 schwarze 1069: print_word(",");
1.27 schwarze 1070: }
1071:
1072: static int
1073: pre_fd(DECL_ARGS)
1074: {
1075:
1076: pre_syn(n);
1077: font_push('B');
1078: return(1);
1079: }
1080:
1081: static void
1082: post_fd(DECL_ARGS)
1083: {
1084:
1085: font_pop();
1086: outflags |= MMAN_br;
1.14 schwarze 1087: }
1088:
1089: static int
1.24 schwarze 1090: pre_fl(DECL_ARGS)
1091: {
1092:
1093: font_push('B');
1.40 millert 1094: print_word("\\-");
1.24 schwarze 1095: outflags &= ~MMAN_spc;
1096: return(1);
1097: }
1098:
1099: static void
1100: post_fl(DECL_ARGS)
1101: {
1102:
1103: font_pop();
1.25 schwarze 1104: if (0 == n->nchild && NULL != n->next &&
1105: n->next->line == n->line)
1.24 schwarze 1106: outflags &= ~MMAN_spc;
1107: }
1108:
1109: static int
1.13 schwarze 1110: pre_fn(DECL_ARGS)
1111: {
1112:
1.21 schwarze 1113: pre_syn(n);
1114:
1.13 schwarze 1115: n = n->child;
1116: if (NULL == n)
1117: return(0);
1118:
1.54 schwarze 1119: if (MDOC_SYNPRETTY & n->flags)
1120: print_block(".HP 4n", MMAN_nl);
1121:
1.24 schwarze 1122: font_push('B');
1.42 schwarze 1123: print_node(meta, n);
1.24 schwarze 1124: font_pop();
1.18 schwarze 1125: outflags &= ~MMAN_spc;
1.24 schwarze 1126: print_word("(");
1.18 schwarze 1127: outflags &= ~MMAN_spc;
1.33 schwarze 1128:
1129: n = n->next;
1130: if (NULL != n)
1.42 schwarze 1131: pre_fa(meta, n);
1.33 schwarze 1132: return(0);
1.13 schwarze 1133: }
1134:
1135: static void
1136: post_fn(DECL_ARGS)
1137: {
1138:
1.18 schwarze 1139: print_word(")");
1.13 schwarze 1140: if (MDOC_SYNPRETTY & n->flags) {
1.18 schwarze 1141: print_word(";");
1.54 schwarze 1142: outflags |= MMAN_PP;
1.14 schwarze 1143: }
1144: }
1145:
1146: static int
1147: pre_fo(DECL_ARGS)
1148: {
1149:
1150: switch (n->type) {
1.61 ! schwarze 1151: case MDOC_BLOCK:
1.21 schwarze 1152: pre_syn(n);
1153: break;
1.61 ! schwarze 1154: case MDOC_HEAD:
1.56 schwarze 1155: if (MDOC_SYNPRETTY & n->flags)
1156: print_block(".HP 4n", MMAN_nl);
1.24 schwarze 1157: font_push('B');
1.14 schwarze 1158: break;
1.61 ! schwarze 1159: case MDOC_BODY:
1.18 schwarze 1160: outflags &= ~MMAN_spc;
1161: print_word("(");
1162: outflags &= ~MMAN_spc;
1.14 schwarze 1163: break;
1164: default:
1165: break;
1166: }
1167: return(1);
1168: }
1.56 schwarze 1169:
1.14 schwarze 1170: static void
1171: post_fo(DECL_ARGS)
1172: {
1173:
1174: switch (n->type) {
1.61 ! schwarze 1175: case MDOC_HEAD:
1.24 schwarze 1176: font_pop();
1.14 schwarze 1177: break;
1.61 ! schwarze 1178: case MDOC_BODY:
1.42 schwarze 1179: post_fn(meta, n);
1.14 schwarze 1180: break;
1181: default:
1182: break;
1.13 schwarze 1183: }
1.12 schwarze 1184: }
1185:
1186: static int
1.21 schwarze 1187: pre_ft(DECL_ARGS)
1188: {
1189:
1190: pre_syn(n);
1.24 schwarze 1191: font_push('I');
1.21 schwarze 1192: return(1);
1193: }
1194:
1195: static int
1.12 schwarze 1196: pre_in(DECL_ARGS)
1197: {
1198:
1199: if (MDOC_SYNPRETTY & n->flags) {
1.21 schwarze 1200: pre_syn(n);
1.24 schwarze 1201: font_push('B');
1202: print_word("#include <");
1203: outflags &= ~MMAN_spc;
1204: } else {
1205: print_word("<");
1206: outflags &= ~MMAN_spc;
1207: font_push('I');
1208: }
1.12 schwarze 1209: return(1);
1210: }
1211:
1212: static void
1213: post_in(DECL_ARGS)
1214: {
1215:
1216: if (MDOC_SYNPRETTY & n->flags) {
1.24 schwarze 1217: outflags &= ~MMAN_spc;
1218: print_word(">");
1219: font_pop();
1.19 schwarze 1220: outflags |= MMAN_br;
1.24 schwarze 1221: } else {
1222: font_pop();
1223: outflags &= ~MMAN_spc;
1224: print_word(">");
1225: }
1.1 schwarze 1226: }
1227:
1228: static int
1229: pre_it(DECL_ARGS)
1230: {
1231: const struct mdoc_node *bln;
1232:
1.28 schwarze 1233: switch (n->type) {
1.61 ! schwarze 1234: case MDOC_HEAD:
1.34 schwarze 1235: outflags |= MMAN_PP | MMAN_nl;
1.28 schwarze 1236: bln = n->parent->parent;
1.34 schwarze 1237: if (0 == bln->norm->Bl.comp ||
1.37 schwarze 1238: (NULL == n->parent->prev &&
1239: NULL == bln->parent->prev))
1.34 schwarze 1240: outflags |= MMAN_sp;
1241: outflags &= ~MMAN_br;
1.3 schwarze 1242: switch (bln->norm->Bl.type) {
1.61 ! schwarze 1243: case LIST_item:
1.28 schwarze 1244: return(0);
1.61 ! schwarze 1245: case LIST_inset:
1.28 schwarze 1246: /* FALLTHROUGH */
1.61 ! schwarze 1247: case LIST_diag:
1.28 schwarze 1248: /* FALLTHROUGH */
1.61 ! schwarze 1249: case LIST_ohang:
1.28 schwarze 1250: if (bln->norm->Bl.type == LIST_diag)
1.34 schwarze 1251: print_line(".B \"", 0);
1.28 schwarze 1252: else
1.34 schwarze 1253: print_line(".R \"", 0);
1.28 schwarze 1254: outflags &= ~MMAN_spc;
1255: return(1);
1.61 ! schwarze 1256: case LIST_bullet:
1.28 schwarze 1257: /* FALLTHROUGH */
1.61 ! schwarze 1258: case LIST_dash:
1.28 schwarze 1259: /* FALLTHROUGH */
1.61 ! schwarze 1260: case LIST_hyphen:
1.33 schwarze 1261: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1262: TPremain = 0;
1.28 schwarze 1263: outflags |= MMAN_nl;
1264: font_push('B');
1265: if (LIST_bullet == bln->norm->Bl.type)
1266: print_word("o");
1267: else
1268: print_word("-");
1269: font_pop();
1270: break;
1.61 ! schwarze 1271: case LIST_enum:
1.33 schwarze 1272: print_width(bln->norm->Bl.width, NULL, 0);
1.35 schwarze 1273: TPremain = 0;
1.28 schwarze 1274: outflags |= MMAN_nl;
1275: print_count(&bln->norm->Bl.count);
1.3 schwarze 1276: break;
1.61 ! schwarze 1277: case LIST_hang:
1.33 schwarze 1278: print_width(bln->norm->Bl.width, n->child, 6);
1.35 schwarze 1279: TPremain = 0;
1.30 schwarze 1280: break;
1.61 ! schwarze 1281: case LIST_tag:
1.35 schwarze 1282: print_width(bln->norm->Bl.width, n->child, 0);
1283: putchar('\n');
1284: outflags &= ~MMAN_spc;
1285: return(1);
1.3 schwarze 1286: default:
1.30 schwarze 1287: return(1);
1.3 schwarze 1288: }
1.18 schwarze 1289: outflags |= MMAN_nl;
1.28 schwarze 1290: default:
1291: break;
1.1 schwarze 1292: }
1293: return(1);
1.28 schwarze 1294: }
1295:
1.46 schwarze 1296: /*
1297: * This function is called after closing out an indented block.
1298: * If we are inside an enclosing list, restore its indentation.
1299: */
1300: static void
1301: mid_it(void)
1302: {
1303: char buf[24];
1304:
1305: /* Nothing to do outside a list. */
1306: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1307: return;
1308:
1309: /* The indentation has already been set up. */
1310: if (Bl_stack_post[Bl_stack_len - 1])
1311: return;
1312:
1313: /* Restore the indentation of the enclosing list. */
1314: print_line(".RS", MMAN_Bk_susp);
1.52 schwarze 1315: snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
1.46 schwarze 1316: print_word(buf);
1317:
1318: /* Remeber to close out this .RS block later. */
1319: Bl_stack_post[Bl_stack_len - 1] = 1;
1320: }
1321:
1.28 schwarze 1322: static void
1323: post_it(DECL_ARGS)
1324: {
1325: const struct mdoc_node *bln;
1326:
1.31 schwarze 1327: bln = n->parent->parent;
1328:
1329: switch (n->type) {
1.61 ! schwarze 1330: case MDOC_HEAD:
1.28 schwarze 1331: switch (bln->norm->Bl.type) {
1.61 ! schwarze 1332: case LIST_diag:
1.28 schwarze 1333: outflags &= ~MMAN_spc;
1334: print_word("\\ ");
1335: break;
1.61 ! schwarze 1336: case LIST_ohang:
1.28 schwarze 1337: outflags |= MMAN_br;
1338: break;
1339: default:
1340: break;
1341: }
1.31 schwarze 1342: break;
1.61 ! schwarze 1343: case MDOC_BODY:
1.43 schwarze 1344: switch (bln->norm->Bl.type) {
1.61 ! schwarze 1345: case LIST_bullet:
1.43 schwarze 1346: /* FALLTHROUGH */
1.61 ! schwarze 1347: case LIST_dash:
1.43 schwarze 1348: /* FALLTHROUGH */
1.61 ! schwarze 1349: case LIST_hyphen:
1.43 schwarze 1350: /* FALLTHROUGH */
1.61 ! schwarze 1351: case LIST_enum:
1.43 schwarze 1352: /* FALLTHROUGH */
1.61 ! schwarze 1353: case LIST_hang:
1.43 schwarze 1354: /* FALLTHROUGH */
1.61 ! schwarze 1355: case LIST_tag:
1.43 schwarze 1356: assert(Bl_stack_len);
1357: Bl_stack[--Bl_stack_len] = 0;
1358:
1359: /*
1360: * Our indentation had to be restored
1.46 schwarze 1361: * after a child display or child list.
1.43 schwarze 1362: * Close out that indentation block now.
1363: */
1364: if (Bl_stack_post[Bl_stack_len]) {
1365: print_line(".RE", MMAN_nl);
1366: Bl_stack_post[Bl_stack_len] = 0;
1367: }
1368: break;
1.61 ! schwarze 1369: case LIST_column:
1.43 schwarze 1370: if (NULL != n->next) {
1371: putchar('\t');
1372: outflags &= ~MMAN_spc;
1373: }
1374: break;
1375: default:
1376: break;
1.31 schwarze 1377: }
1378: break;
1379: default:
1380: break;
1.28 schwarze 1381: }
1.11 schwarze 1382: }
1383:
1384: static void
1385: post_lb(DECL_ARGS)
1386: {
1387:
1.19 schwarze 1388: if (SEC_LIBRARY == n->sec)
1389: outflags |= MMAN_br;
1.22 schwarze 1390: }
1391:
1392: static int
1393: pre_lk(DECL_ARGS)
1394: {
1395: const struct mdoc_node *link, *descr;
1396:
1397: if (NULL == (link = n->child))
1398: return(0);
1399:
1400: if (NULL != (descr = link->next)) {
1.24 schwarze 1401: font_push('I');
1.22 schwarze 1402: while (NULL != descr) {
1403: print_word(descr->string);
1404: descr = descr->next;
1405: }
1406: print_word(":");
1.24 schwarze 1407: font_pop();
1.22 schwarze 1408: }
1409:
1.24 schwarze 1410: font_push('B');
1.22 schwarze 1411: print_word(link->string);
1.24 schwarze 1412: font_pop();
1.22 schwarze 1413: return(0);
1.60 schwarze 1414: }
1415:
1416: static int
1417: pre_ll(DECL_ARGS)
1418: {
1419:
1420: print_line(".ll", 0);
1421: return(1);
1.1 schwarze 1422: }
1423:
1424: static int
1.24 schwarze 1425: pre_li(DECL_ARGS)
1426: {
1427:
1428: font_push('R');
1429: return(1);
1430: }
1431:
1432: static int
1.1 schwarze 1433: pre_nm(DECL_ARGS)
1434: {
1.36 schwarze 1435: char *name;
1.1 schwarze 1436:
1.53 schwarze 1437: if (MDOC_BLOCK == n->type) {
1438: outflags |= MMAN_Bk;
1.21 schwarze 1439: pre_syn(n);
1.53 schwarze 1440: }
1.1 schwarze 1441: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1442: return(1);
1.42 schwarze 1443: name = n->child ? n->child->string : meta->name;
1.36 schwarze 1444: if (NULL == name)
1.21 schwarze 1445: return(0);
1.36 schwarze 1446: if (MDOC_HEAD == n->type) {
1447: if (NULL == n->parent->prev)
1448: outflags |= MMAN_sp;
1449: print_block(".HP", 0);
1.52 schwarze 1450: printf(" %zun", strlen(name) + 1);
1.36 schwarze 1451: outflags |= MMAN_nl;
1452: }
1.24 schwarze 1453: font_push('B');
1.1 schwarze 1454: if (NULL == n->child)
1.42 schwarze 1455: print_word(meta->name);
1.1 schwarze 1456: return(1);
1457: }
1458:
1459: static void
1460: post_nm(DECL_ARGS)
1461: {
1462:
1.53 schwarze 1463: switch (n->type) {
1.61 ! schwarze 1464: case MDOC_BLOCK:
1.53 schwarze 1465: outflags &= ~MMAN_Bk;
1466: break;
1.61 ! schwarze 1467: case MDOC_HEAD:
1.53 schwarze 1468: /* FALLTHROUGH */
1.61 ! schwarze 1469: case MDOC_ELEM:
1.53 schwarze 1470: font_pop();
1471: break;
1472: default:
1473: break;
1474: }
1.23 schwarze 1475: }
1476:
1477: static int
1478: pre_no(DECL_ARGS)
1479: {
1480:
1481: outflags |= MMAN_spc_force;
1482: return(1);
1.1 schwarze 1483: }
1484:
1485: static int
1486: pre_ns(DECL_ARGS)
1487: {
1488:
1.18 schwarze 1489: outflags &= ~MMAN_spc;
1.1 schwarze 1490: return(0);
1491: }
1492:
1.3 schwarze 1493: static void
1494: post_pf(DECL_ARGS)
1495: {
1496:
1.18 schwarze 1497: outflags &= ~MMAN_spc;
1.3 schwarze 1498: }
1499:
1.1 schwarze 1500: static int
1501: pre_pp(DECL_ARGS)
1502: {
1503:
1.34 schwarze 1504: if (MDOC_It != n->parent->tok)
1505: outflags |= MMAN_PP;
1506: outflags |= MMAN_sp | MMAN_nl;
1507: outflags &= ~MMAN_br;
1.32 schwarze 1508: return(0);
1509: }
1510:
1511: static int
1512: pre_rs(DECL_ARGS)
1513: {
1514:
1515: if (SEC_SEE_ALSO == n->sec) {
1.34 schwarze 1516: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1517: outflags &= ~MMAN_br;
1.32 schwarze 1518: }
1519: return(1);
1.9 schwarze 1520: }
1521:
1522: static int
1523: pre_sm(DECL_ARGS)
1524: {
1525:
1526: assert(n->child && MDOC_TEXT == n->child->type);
1527: if (0 == strcmp("on", n->child->string))
1.25 schwarze 1528: outflags |= MMAN_Sm | MMAN_spc;
1.9 schwarze 1529: else
1.18 schwarze 1530: outflags &= ~MMAN_Sm;
1.9 schwarze 1531: return(0);
1.1 schwarze 1532: }
1533:
1534: static int
1.3 schwarze 1535: pre_sp(DECL_ARGS)
1.1 schwarze 1536: {
1537:
1.38 schwarze 1538: if (MMAN_PP & outflags) {
1539: outflags &= ~MMAN_PP;
1540: print_line(".PP", 0);
1541: } else
1542: print_line(".sp", 0);
1.1 schwarze 1543: return(1);
1544: }
1545:
1546: static void
1.3 schwarze 1547: post_sp(DECL_ARGS)
1.1 schwarze 1548: {
1549:
1.18 schwarze 1550: outflags |= MMAN_nl;
1.15 schwarze 1551: }
1552:
1553: static int
1.24 schwarze 1554: pre_sy(DECL_ARGS)
1555: {
1556:
1557: font_push('B');
1558: return(1);
1559: }
1560:
1561: static int
1.15 schwarze 1562: pre_vt(DECL_ARGS)
1563: {
1564:
1565: if (MDOC_SYNPRETTY & n->flags) {
1.16 schwarze 1566: switch (n->type) {
1.61 ! schwarze 1567: case MDOC_BLOCK:
1.21 schwarze 1568: pre_syn(n);
1.16 schwarze 1569: return(1);
1.61 ! schwarze 1570: case MDOC_BODY:
1.16 schwarze 1571: break;
1572: default:
1573: return(0);
1574: }
1.15 schwarze 1575: }
1.24 schwarze 1576: font_push('I');
1.15 schwarze 1577: return(1);
1578: }
1579:
1580: static void
1581: post_vt(DECL_ARGS)
1582: {
1.16 schwarze 1583:
1.17 schwarze 1584: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.16 schwarze 1585: return;
1.24 schwarze 1586: font_pop();
1.1 schwarze 1587: }
1588:
1589: static int
1590: pre_xr(DECL_ARGS)
1591: {
1592:
1593: n = n->child;
1594: if (NULL == n)
1595: return(0);
1.42 schwarze 1596: print_node(meta, n);
1.1 schwarze 1597: n = n->next;
1598: if (NULL == n)
1599: return(0);
1.18 schwarze 1600: outflags &= ~MMAN_spc;
1601: print_word("(");
1.42 schwarze 1602: print_node(meta, n);
1.18 schwarze 1603: print_word(")");
1.1 schwarze 1604: return(0);
1.5 schwarze 1605: }
1606:
1607: static int
1608: pre_ux(DECL_ARGS)
1609: {
1610:
1.18 schwarze 1611: print_word(manacts[n->tok].prefix);
1.5 schwarze 1612: if (NULL == n->child)
1613: return(0);
1.18 schwarze 1614: outflags &= ~MMAN_spc;
1.39 millert 1615: print_word("\\ ");
1.18 schwarze 1616: outflags &= ~MMAN_spc;
1.5 schwarze 1617: return(1);
1.1 schwarze 1618: }
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