Annotation of mandoc/mdoc_man.c, Revision 1.63
1.63 ! schwarze 1: /* $Id: mdoc_man.c,v 1.62 2014/04/20 16:46:05 schwarze Exp $ */
1.1 schwarze 2: /*
1.58 schwarze 3: * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.59 schwarze 26: #include "mandoc_aux.h"
1.11 schwarze 27: #include "out.h"
1.4 kristaps 28: #include "man.h"
1.1 schwarze 29: #include "mdoc.h"
30: #include "main.h"
31:
1.42 schwarze 32: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 33: const struct mdoc_node *n
1.1 schwarze 34:
35: struct manact {
1.5 kristaps 36: int (*cond)(DECL_ARGS); /* DON'T run actions */
37: int (*pre)(DECL_ARGS); /* pre-node action */
38: void (*post)(DECL_ARGS); /* post-node action */
39: const char *prefix; /* pre-node string constant */
40: const char *suffix; /* post-node string constant */
1.1 schwarze 41: };
42:
1.5 kristaps 43: static int cond_body(DECL_ARGS);
1.1 schwarze 44: static int cond_head(DECL_ARGS);
1.26 schwarze 45: static void font_push(char);
46: static void font_pop(void);
1.47 schwarze 47: static void mid_it(void);
1.34 schwarze 48: static void post__t(DECL_ARGS);
1.5 kristaps 49: static void post_bd(DECL_ARGS);
1.27 schwarze 50: static void post_bf(DECL_ARGS);
1.13 schwarze 51: static void post_bk(DECL_ARGS);
1.30 schwarze 52: static void post_bl(DECL_ARGS);
1.5 kristaps 53: static void post_dl(DECL_ARGS);
1.1 schwarze 54: static void post_enc(DECL_ARGS);
1.28 schwarze 55: static void post_eo(DECL_ARGS);
1.17 schwarze 56: static void post_fa(DECL_ARGS);
1.29 schwarze 57: static void post_fd(DECL_ARGS);
1.26 schwarze 58: static void post_fl(DECL_ARGS);
1.16 schwarze 59: static void post_fn(DECL_ARGS);
1.17 schwarze 60: static void post_fo(DECL_ARGS);
1.26 schwarze 61: static void post_font(DECL_ARGS);
1.15 schwarze 62: static void post_in(DECL_ARGS);
1.30 schwarze 63: static void post_it(DECL_ARGS);
1.14 schwarze 64: static void post_lb(DECL_ARGS);
1.5 kristaps 65: static void post_nm(DECL_ARGS);
1.1 schwarze 66: static void post_percent(DECL_ARGS);
1.5 kristaps 67: static void post_pf(DECL_ARGS);
1.3 schwarze 68: static void post_sect(DECL_ARGS);
1.5 kristaps 69: static void post_sp(DECL_ARGS);
1.18 schwarze 70: static void post_vt(DECL_ARGS);
1.34 schwarze 71: static int pre__t(DECL_ARGS);
1.22 schwarze 72: static int pre_an(DECL_ARGS);
1.3 schwarze 73: static int pre_ap(DECL_ARGS);
74: static int pre_bd(DECL_ARGS);
1.27 schwarze 75: static int pre_bf(DECL_ARGS);
1.13 schwarze 76: static int pre_bk(DECL_ARGS);
1.30 schwarze 77: static int pre_bl(DECL_ARGS);
1.3 schwarze 78: static int pre_br(DECL_ARGS);
1.8 schwarze 79: static int pre_bx(DECL_ARGS);
1.1 schwarze 80: static int pre_dl(DECL_ARGS);
1.5 kristaps 81: static int pre_enc(DECL_ARGS);
1.26 schwarze 82: static int pre_em(DECL_ARGS);
1.17 schwarze 83: static int pre_fa(DECL_ARGS);
1.29 schwarze 84: static int pre_fd(DECL_ARGS);
1.26 schwarze 85: static int pre_fl(DECL_ARGS);
1.16 schwarze 86: static int pre_fn(DECL_ARGS);
1.17 schwarze 87: static int pre_fo(DECL_ARGS);
1.23 schwarze 88: static int pre_ft(DECL_ARGS);
1.15 schwarze 89: static int pre_in(DECL_ARGS);
1.1 schwarze 90: static int pre_it(DECL_ARGS);
1.24 schwarze 91: static int pre_lk(DECL_ARGS);
1.26 schwarze 92: static int pre_li(DECL_ARGS);
1.60 schwarze 93: static int pre_ll(DECL_ARGS);
1.1 schwarze 94: static int pre_nm(DECL_ARGS);
1.25 schwarze 95: static int pre_no(DECL_ARGS);
1.1 schwarze 96: static int pre_ns(DECL_ARGS);
97: static int pre_pp(DECL_ARGS);
1.34 schwarze 98: static int pre_rs(DECL_ARGS);
1.12 schwarze 99: static int pre_sm(DECL_ARGS);
1.3 schwarze 100: static int pre_sp(DECL_ARGS);
1.5 kristaps 101: static int pre_sect(DECL_ARGS);
1.26 schwarze 102: static int pre_sy(DECL_ARGS);
1.23 schwarze 103: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 104: static int pre_vt(DECL_ARGS);
1.8 schwarze 105: static int pre_ux(DECL_ARGS);
1.1 schwarze 106: static int pre_xr(DECL_ARGS);
1.20 schwarze 107: static void print_word(const char *);
1.36 schwarze 108: static void print_line(const char *, int);
109: static void print_block(const char *, int);
1.20 schwarze 110: static void print_offs(const char *);
1.35 schwarze 111: static void print_width(const char *,
112: const struct mdoc_node *, size_t);
1.30 schwarze 113: static void print_count(int *);
1.5 kristaps 114: static void print_node(DECL_ARGS);
1.1 schwarze 115:
1.3 schwarze 116: static const struct manact manacts[MDOC_MAX + 1] = {
117: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
118: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
119: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 120: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 121: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
122: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 123: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 124: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 125: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 126: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
127: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 128: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 129: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 130: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 131: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 132: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 133: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
134: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
135: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
136: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
137: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
138: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 139: { NULL, pre_enc, post_enc, "The \\fB",
140: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
141: }, /* Ex */
1.17 schwarze 142: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 143: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 144: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 145: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 146: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
147: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 148: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 149: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 150: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
151: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
152: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 153: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 154: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 155: { NULL, pre_enc, post_enc, "The \\fB",
156: "\\fP\nfunction returns the value 0 if successful;\n"
157: "otherwise the value -1 is returned and the global\n"
158: "variable \\fIerrno\\fP is set to indicate the error."
159: }, /* Rv */
1.8 schwarze 160: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 161: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 162: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 163: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 164: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
167: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
168: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
170: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
172: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
173: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
174: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
176: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 177: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 178: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 179: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 180: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 181: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
182: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 183: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
184: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
185: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
1.51 schwarze 187: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Do */
188: { cond_body, pre_enc, post_enc, "\\(lq", "\\(rq" }, /* Dq */
1.28 schwarze 189: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
190: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 191: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 192: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 193: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 194: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 195: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 196: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 197: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
198: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 199: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
200: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
201: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
202: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 203: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.51 schwarze 204: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Ql */
1.9 schwarze 205: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
206: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
207: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 208: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 209: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
1.51 schwarze 210: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* So */
211: { cond_body, pre_enc, post_enc, "\\(oq", "\\(cq" }, /* Sq */
1.12 schwarze 212: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 213: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
214: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
215: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 216: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 217: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
218: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 219: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
220: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 221: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 222: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 223: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
224: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 225: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
226: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
227: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
228: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 229: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 230: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 231: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 232: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 233: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
234: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
235: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 236: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 237: { NULL, NULL, NULL, NULL, NULL }, /* Es */
238: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 239: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 241: { NULL, pre_br, NULL, NULL, NULL }, /* br */
242: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 243: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
244: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.60 schwarze 245: { NULL, pre_ll, post_sp, NULL, NULL }, /* ll */
1.3 schwarze 246: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 247: };
248:
1.20 schwarze 249: static int outflags;
1.36 schwarze 250: #define MMAN_spc (1 << 0) /* blank character before next word */
251: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
252: #define MMAN_nl (1 << 2) /* break man(7) code line */
253: #define MMAN_br (1 << 3) /* break output line */
254: #define MMAN_sp (1 << 4) /* insert a blank output line */
255: #define MMAN_PP (1 << 5) /* reset indentation etc. */
256: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
257: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 schwarze 258: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
259: #define MMAN_An_split (1 << 9) /* author mode is "split" */
260: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
261: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.56 schwarze 262: #define MMAN_nbrword (1 << 12) /* do not break the next word */
1.20 schwarze 263:
1.43 schwarze 264: #define BL_STACK_MAX 32
265:
266: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
267: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
268: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 269: static int TPremain; /* characters before tag is full */
270:
1.26 schwarze 271: static struct {
272: char *head;
273: char *tail;
274: size_t size;
275: } fontqueue;
276:
1.62 schwarze 277:
1.26 schwarze 278: static void
279: font_push(char newfont)
280: {
281:
282: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
283: fontqueue.size += 8;
284: fontqueue.head = mandoc_realloc(fontqueue.head,
1.62 schwarze 285: fontqueue.size);
1.26 schwarze 286: }
287: *fontqueue.tail = newfont;
1.37 schwarze 288: print_word("");
289: printf("\\f");
1.26 schwarze 290: putchar(newfont);
291: outflags &= ~MMAN_spc;
292: }
293:
294: static void
295: font_pop(void)
296: {
297:
298: if (fontqueue.tail > fontqueue.head)
299: fontqueue.tail--;
300: outflags &= ~MMAN_spc;
1.37 schwarze 301: print_word("");
302: printf("\\f");
1.26 schwarze 303: putchar(*fontqueue.tail);
304: }
305:
1.1 schwarze 306: static void
1.20 schwarze 307: print_word(const char *s)
1.1 schwarze 308: {
1.5 kristaps 309:
1.36 schwarze 310: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.62 schwarze 311: /*
1.5 kristaps 312: * If we need a newline, print it now and start afresh.
313: */
1.36 schwarze 314: if (MMAN_PP & outflags) {
1.44 schwarze 315: if (MMAN_sp & outflags) {
316: if (MMAN_PD & outflags) {
317: printf("\n.PD");
318: outflags &= ~MMAN_PD;
319: }
320: } else if ( ! (MMAN_PD & outflags)) {
321: printf("\n.PD 0");
322: outflags |= MMAN_PD;
323: }
1.36 schwarze 324: printf("\n.PP\n");
325: } else if (MMAN_sp & outflags)
1.21 schwarze 326: printf("\n.sp\n");
327: else if (MMAN_br & outflags)
328: printf("\n.br\n");
329: else if (MMAN_nl & outflags)
330: putchar('\n');
1.36 schwarze 331: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 332: if (1 == TPremain)
333: printf(".br\n");
334: TPremain = 0;
335: } else if (MMAN_spc & outflags) {
1.5 kristaps 336: /*
1.25 schwarze 337: * If we need a space, only print it if
338: * (1) it is forced by `No' or
339: * (2) what follows is not terminating punctuation or
340: * (3) what follows is longer than one character.
1.5 kristaps 341: */
1.37 schwarze 342: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 343: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 schwarze 344: if (MMAN_Bk & outflags &&
345: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 346: putchar('\\');
1.45 schwarze 347: putchar(' ');
1.37 schwarze 348: if (TPremain)
349: TPremain--;
1.13 schwarze 350: }
1.37 schwarze 351: }
1.5 kristaps 352:
353: /*
354: * Reassign needing space if we're not following opening
355: * punctuation.
356: */
1.37 schwarze 357: if (MMAN_Sm & outflags && ('\0' == s[0] ||
358: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 359: outflags |= MMAN_spc;
360: else
361: outflags &= ~MMAN_spc;
1.46 schwarze 362: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 363:
1.1 schwarze 364: for ( ; *s; s++) {
365: switch (*s) {
1.62 schwarze 366: case ASCII_NBRSP:
1.45 schwarze 367: printf("\\ ");
1.1 schwarze 368: break;
1.62 schwarze 369: case ASCII_HYPH:
1.1 schwarze 370: putchar('-');
1.58 schwarze 371: break;
1.62 schwarze 372: case ASCII_BREAK:
1.58 schwarze 373: printf("\\:");
1.1 schwarze 374: break;
1.62 schwarze 375: case ' ':
1.56 schwarze 376: if (MMAN_nbrword & outflags) {
377: printf("\\ ");
378: break;
379: }
380: /* FALLTHROUGH */
1.1 schwarze 381: default:
1.5 kristaps 382: putchar((unsigned char)*s);
1.1 schwarze 383: break;
384: }
1.37 schwarze 385: if (TPremain)
386: TPremain--;
1.1 schwarze 387: }
1.56 schwarze 388: outflags &= ~MMAN_nbrword;
1.4 kristaps 389: }
390:
1.11 schwarze 391: static void
1.36 schwarze 392: print_line(const char *s, int newflags)
393: {
394:
395: outflags &= ~MMAN_br;
396: outflags |= MMAN_nl;
397: print_word(s);
398: outflags |= newflags;
399: }
400:
401: static void
402: print_block(const char *s, int newflags)
403: {
404:
405: outflags &= ~MMAN_PP;
1.44 schwarze 406: if (MMAN_sp & outflags) {
1.36 schwarze 407: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 408: if (MMAN_PD & outflags) {
409: print_line(".PD", 0);
410: outflags &= ~MMAN_PD;
411: }
1.46 schwarze 412: } else if (! (MMAN_PD & outflags))
413: print_line(".PD 0", MMAN_PD);
1.36 schwarze 414: outflags |= MMAN_nl;
415: print_word(s);
1.46 schwarze 416: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 417: }
418:
419: static void
1.20 schwarze 420: print_offs(const char *v)
1.11 schwarze 421: {
422: char buf[24];
423: struct roffsu su;
424: size_t sz;
425:
1.48 schwarze 426: print_line(".RS", MMAN_Bk_susp);
427:
1.43 schwarze 428: /* Convert v into a number (of characters). */
1.11 schwarze 429: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
430: sz = 0;
431: else if (0 == strcmp(v, "indent"))
432: sz = 6;
433: else if (0 == strcmp(v, "indent-two"))
434: sz = 12;
435: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 436: if (SCALE_EN == su.unit)
437: sz = su.scale;
438: else {
439: /*
440: * XXX
441: * If we are inside an enclosing list,
442: * there is no easy way to add the two
443: * indentations because they are provided
444: * in terms of different units.
445: */
446: print_word(v);
1.48 schwarze 447: outflags |= MMAN_nl;
1.43 schwarze 448: return;
449: }
1.11 schwarze 450: } else
451: sz = strlen(v);
452:
1.43 schwarze 453: /*
454: * We are inside an enclosing list.
455: * Add the two indentations.
456: */
457: if (Bl_stack_len)
458: sz += Bl_stack[Bl_stack_len - 1];
459:
1.63 ! schwarze 460: (void)snprintf(buf, sizeof(buf), "%zun", sz);
1.20 schwarze 461: print_word(buf);
1.48 schwarze 462: outflags |= MMAN_nl;
1.11 schwarze 463: }
464:
1.47 schwarze 465: /*
466: * Set up the indentation for a list item; used from pre_it().
467: */
1.59 schwarze 468: static void
1.35 schwarze 469: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 470: {
471: char buf[24];
472: struct roffsu su;
1.31 schwarze 473: size_t sz, chsz;
1.37 schwarze 474: int numeric, remain;
1.31 schwarze 475:
1.37 schwarze 476: numeric = 1;
477: remain = 0;
1.43 schwarze 478:
479: /* Convert v into a number (of characters). */
1.35 schwarze 480: if (NULL == v)
481: sz = defsz;
482: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 483: if (SCALE_EN == su.unit)
484: sz = su.scale;
485: else {
1.37 schwarze 486: sz = 0;
487: numeric = 0;
1.30 schwarze 488: }
489: } else
490: sz = strlen(v);
491:
1.37 schwarze 492: /* XXX Rough estimation, might have multiple parts. */
493: chsz = (NULL != child && MDOC_TEXT == child->type) ?
1.62 schwarze 494: strlen(child->string) : 0;
1.37 schwarze 495:
1.47 schwarze 496: /* Maybe we are inside an enclosing list? */
497: mid_it();
1.43 schwarze 498:
499: /*
500: * Save our own indentation,
501: * such that child lists can use it.
502: */
503: Bl_stack[Bl_stack_len++] = sz + 2;
504:
505: /* Set up the current list. */
1.37 schwarze 506: if (defsz && chsz > sz)
1.36 schwarze 507: print_block(".HP", 0);
1.37 schwarze 508: else {
1.36 schwarze 509: print_block(".TP", 0);
1.37 schwarze 510: remain = sz + 2;
511: }
512: if (numeric) {
1.63 ! schwarze 513: (void)snprintf(buf, sizeof(buf), "%zun", sz + 2);
1.37 schwarze 514: print_word(buf);
515: } else
516: print_word(v);
517: TPremain = remain;
1.30 schwarze 518: }
519:
1.59 schwarze 520: static void
1.30 schwarze 521: print_count(int *count)
522: {
1.63 ! schwarze 523: char buf[24];
1.30 schwarze 524:
1.63 ! schwarze 525: (void)snprintf(buf, sizeof(buf), "%d.", ++*count);
1.30 schwarze 526: print_word(buf);
527: }
528:
529: void
1.4 kristaps 530: man_man(void *arg, const struct man *man)
531: {
532:
1.5 kristaps 533: /*
534: * Dump the keep buffer.
535: * We're guaranteed by now that this exists (is non-NULL).
536: * Flush stdout afterward, just in case.
537: */
1.4 kristaps 538: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 539: fflush(stdout);
1.1 schwarze 540: }
541:
542: void
543: man_mdoc(void *arg, const struct mdoc *mdoc)
544: {
1.42 schwarze 545: const struct mdoc_meta *meta;
1.1 schwarze 546: const struct mdoc_node *n;
547:
1.42 schwarze 548: meta = mdoc_meta(mdoc);
1.1 schwarze 549: n = mdoc_node(mdoc);
550:
1.45 schwarze 551: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.62 schwarze 552: meta->title, meta->msec, meta->date,
553: meta->os, meta->vol);
1.1 schwarze 554:
1.45 schwarze 555: /* Disable hyphenation and if nroff, disable justification. */
556: printf(".nh\n.if n .ad l");
557:
1.20 schwarze 558: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 559: if (0 == fontqueue.size) {
560: fontqueue.size = 8;
561: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
562: *fontqueue.tail = 'R';
563: }
1.42 schwarze 564: print_node(meta, n);
1.3 schwarze 565: putchar('\n');
1.1 schwarze 566: }
567:
568: static void
569: print_node(DECL_ARGS)
570: {
1.52 schwarze 571: const struct mdoc_node *sub;
1.5 kristaps 572: const struct manact *act;
1.1 schwarze 573: int cond, do_sub;
1.46 schwarze 574:
1.5 kristaps 575: /*
576: * Break the line if we were parsed subsequent the current node.
577: * This makes the page structure be more consistent.
578: */
1.52 schwarze 579: if (MMAN_spc & outflags && MDOC_LINE & n->flags)
1.20 schwarze 580: outflags |= MMAN_nl;
1.1 schwarze 581:
1.5 kristaps 582: act = NULL;
1.1 schwarze 583: cond = 0;
584: do_sub = 1;
1.5 kristaps 585:
1.1 schwarze 586: if (MDOC_TEXT == n->type) {
1.5 kristaps 587: /*
588: * Make sure that we don't happen to start with a
589: * control character at the start of a line.
590: */
1.62 schwarze 591: if (MMAN_nl & outflags &&
592: ('.' == *n->string || '\'' == *n->string)) {
1.37 schwarze 593: print_word("");
594: printf("\\&");
1.20 schwarze 595: outflags &= ~MMAN_spc;
1.3 schwarze 596: }
1.20 schwarze 597: print_word(n->string);
1.1 schwarze 598: } else {
1.5 kristaps 599: /*
600: * Conditionally run the pre-node action handler for a
601: * node.
602: */
1.1 schwarze 603: act = manacts + n->tok;
1.42 schwarze 604: cond = NULL == act->cond || (*act->cond)(meta, n);
1.61 schwarze 605: if (cond && act->pre && ENDBODY_NOT == n->end)
1.42 schwarze 606: do_sub = (*act->pre)(meta, n);
1.1 schwarze 607: }
608:
1.62 schwarze 609: /*
1.5 kristaps 610: * Conditionally run all child nodes.
611: * Note that this iterates over children instead of using
612: * recursion. This prevents unnecessary depth in the stack.
613: */
1.1 schwarze 614: if (do_sub)
615: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 616: print_node(meta, sub);
1.1 schwarze 617:
1.5 kristaps 618: /*
619: * Lastly, conditionally run the post-node handler.
620: */
1.61 schwarze 621: if (MDOC_ENDED & n->flags)
622: return;
623:
1.1 schwarze 624: if (cond && act->post)
1.42 schwarze 625: (*act->post)(meta, n);
1.61 schwarze 626:
627: if (ENDBODY_NOT != n->end)
628: n->pending->flags |= MDOC_ENDED;
629:
630: if (ENDBODY_NOSPACE == n->end)
631: outflags &= ~(MMAN_spc | MMAN_nl);
1.1 schwarze 632: }
633:
634: static int
635: cond_head(DECL_ARGS)
636: {
1.5 kristaps 637:
1.1 schwarze 638: return(MDOC_HEAD == n->type);
639: }
640:
641: static int
642: cond_body(DECL_ARGS)
643: {
1.5 kristaps 644:
1.1 schwarze 645: return(MDOC_BODY == n->type);
646: }
647:
648: static int
649: pre_enc(DECL_ARGS)
650: {
1.5 kristaps 651: const char *prefix;
1.1 schwarze 652:
653: prefix = manacts[n->tok].prefix;
654: if (NULL == prefix)
655: return(1);
1.20 schwarze 656: print_word(prefix);
657: outflags &= ~MMAN_spc;
1.1 schwarze 658: return(1);
659: }
660:
661: static void
662: post_enc(DECL_ARGS)
663: {
664: const char *suffix;
665:
666: suffix = manacts[n->tok].suffix;
667: if (NULL == suffix)
668: return;
1.61 schwarze 669: outflags &= ~(MMAN_spc | MMAN_nl);
1.20 schwarze 670: print_word(suffix);
1.26 schwarze 671: }
672:
673: static void
674: post_font(DECL_ARGS)
675: {
676:
677: font_pop();
1.1 schwarze 678: }
679:
680: static void
681: post_percent(DECL_ARGS)
682: {
683:
1.34 schwarze 684: if (pre_em == manacts[n->tok].pre)
685: font_pop();
686: if (n->next) {
1.20 schwarze 687: print_word(",");
1.34 schwarze 688: if (n->prev && n->prev->tok == n->tok &&
689: n->next->tok == n->tok)
690: print_word("and");
691: } else {
1.20 schwarze 692: print_word(".");
693: outflags |= MMAN_nl;
1.1 schwarze 694: }
695: }
696:
1.34 schwarze 697: static int
698: pre__t(DECL_ARGS)
699: {
700:
1.62 schwarze 701: if (n->parent && MDOC_Rs == n->parent->tok &&
702: n->parent->norm->Rs.quote_T) {
1.37 schwarze 703: print_word("");
704: putchar('\"');
1.34 schwarze 705: outflags &= ~MMAN_spc;
706: } else
707: font_push('I');
708: return(1);
709: }
710:
711: static void
712: post__t(DECL_ARGS)
713: {
714:
1.62 schwarze 715: if (n->parent && MDOC_Rs == n->parent->tok &&
716: n->parent->norm->Rs.quote_T) {
1.34 schwarze 717: outflags &= ~MMAN_spc;
1.37 schwarze 718: print_word("");
719: putchar('\"');
1.34 schwarze 720: } else
721: font_pop();
1.42 schwarze 722: post_percent(meta, n);
1.34 schwarze 723: }
724:
1.5 kristaps 725: /*
726: * Print before a section header.
727: */
1.1 schwarze 728: static int
1.3 schwarze 729: pre_sect(DECL_ARGS)
730: {
731:
1.54 schwarze 732: if (MDOC_HEAD == n->type) {
1.46 schwarze 733: outflags |= MMAN_sp;
734: print_block(manacts[n->tok].prefix, 0);
735: print_word("");
736: putchar('\"');
737: outflags &= ~MMAN_spc;
738: }
1.3 schwarze 739: return(1);
740: }
741:
1.5 kristaps 742: /*
743: * Print subsequent a section header.
744: */
1.3 schwarze 745: static void
746: post_sect(DECL_ARGS)
747: {
748:
749: if (MDOC_HEAD != n->type)
750: return;
1.20 schwarze 751: outflags &= ~MMAN_spc;
1.37 schwarze 752: print_word("");
753: putchar('\"');
1.20 schwarze 754: outflags |= MMAN_nl;
1.22 schwarze 755: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
756: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
757: }
758:
1.23 schwarze 759: /* See mdoc_term.c, synopsis_pre() for comments. */
760: static void
761: pre_syn(const struct mdoc_node *n)
762: {
763:
764: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
765: return;
766:
767: if (n->prev->tok == n->tok &&
1.62 schwarze 768: MDOC_Ft != n->tok &&
769: MDOC_Fo != n->tok &&
770: MDOC_Fn != n->tok) {
1.23 schwarze 771: outflags |= MMAN_br;
772: return;
773: }
774:
775: switch (n->prev->tok) {
1.62 schwarze 776: case MDOC_Fd:
1.23 schwarze 777: /* FALLTHROUGH */
1.62 schwarze 778: case MDOC_Fn:
1.23 schwarze 779: /* FALLTHROUGH */
1.62 schwarze 780: case MDOC_Fo:
1.23 schwarze 781: /* FALLTHROUGH */
1.62 schwarze 782: case MDOC_In:
1.23 schwarze 783: /* FALLTHROUGH */
1.62 schwarze 784: case MDOC_Vt:
1.23 schwarze 785: outflags |= MMAN_sp;
786: break;
1.62 schwarze 787: case MDOC_Ft:
1.23 schwarze 788: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
789: outflags |= MMAN_sp;
790: break;
791: }
792: /* FALLTHROUGH */
793: default:
794: outflags |= MMAN_br;
795: break;
796: }
797: }
798:
1.22 schwarze 799: static int
800: pre_an(DECL_ARGS)
801: {
802:
803: switch (n->norm->An.auth) {
1.62 schwarze 804: case AUTH_split:
1.22 schwarze 805: outflags &= ~MMAN_An_nosplit;
806: outflags |= MMAN_An_split;
807: return(0);
1.62 schwarze 808: case AUTH_nosplit:
1.22 schwarze 809: outflags &= ~MMAN_An_split;
810: outflags |= MMAN_An_nosplit;
811: return(0);
812: default:
813: if (MMAN_An_split & outflags)
814: outflags |= MMAN_br;
815: else if (SEC_AUTHORS == n->sec &&
816: ! (MMAN_An_nosplit & outflags))
817: outflags |= MMAN_An_split;
818: return(1);
819: }
1.3 schwarze 820: }
821:
822: static int
823: pre_ap(DECL_ARGS)
824: {
825:
1.20 schwarze 826: outflags &= ~MMAN_spc;
827: print_word("'");
828: outflags &= ~MMAN_spc;
1.3 schwarze 829: return(0);
830: }
831:
832: static int
833: pre_bd(DECL_ARGS)
834: {
835:
1.36 schwarze 836: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
837:
838: if (DISP_unfilled == n->norm->Bd.type ||
839: DISP_literal == n->norm->Bd.type)
840: print_line(".nf", 0);
841: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 842: outflags |= MMAN_sp;
1.20 schwarze 843: print_offs(n->norm->Bd.offs);
1.3 schwarze 844: return(1);
845: }
846:
847: static void
848: post_bd(DECL_ARGS)
849: {
850:
1.43 schwarze 851: /* Close out this display. */
1.36 schwarze 852: print_line(".RE", MMAN_nl);
1.3 schwarze 853: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 854: DISP_literal == n->norm->Bd.type)
855: print_line(".fi", MMAN_nl);
1.43 schwarze 856:
1.47 schwarze 857: /* Maybe we are inside an enclosing list? */
858: if (NULL != n->parent->next)
859: mid_it();
1.13 schwarze 860: }
861:
862: static int
1.27 schwarze 863: pre_bf(DECL_ARGS)
864: {
865:
866: switch (n->type) {
1.62 schwarze 867: case MDOC_BLOCK:
1.27 schwarze 868: return(1);
1.62 schwarze 869: case MDOC_BODY:
1.27 schwarze 870: break;
871: default:
872: return(0);
873: }
874: switch (n->norm->Bf.font) {
1.62 schwarze 875: case FONT_Em:
1.27 schwarze 876: font_push('I');
877: break;
1.62 schwarze 878: case FONT_Sy:
1.27 schwarze 879: font_push('B');
880: break;
881: default:
882: font_push('R');
883: break;
884: }
885: return(1);
886: }
887:
888: static void
889: post_bf(DECL_ARGS)
890: {
891:
892: if (MDOC_BODY == n->type)
893: font_pop();
894: }
895:
896: static int
1.13 schwarze 897: pre_bk(DECL_ARGS)
898: {
899:
900: switch (n->type) {
1.62 schwarze 901: case MDOC_BLOCK:
1.13 schwarze 902: return(1);
1.62 schwarze 903: case MDOC_BODY:
1.20 schwarze 904: outflags |= MMAN_Bk;
1.13 schwarze 905: return(1);
906: default:
907: return(0);
908: }
909: }
910:
911: static void
912: post_bk(DECL_ARGS)
913: {
914:
1.54 schwarze 915: if (MDOC_BODY == n->type)
1.20 schwarze 916: outflags &= ~MMAN_Bk;
1.3 schwarze 917: }
918:
919: static int
1.30 schwarze 920: pre_bl(DECL_ARGS)
921: {
1.33 schwarze 922: size_t icol;
1.30 schwarze 923:
1.49 schwarze 924: /*
925: * print_offs() will increase the -offset to account for
926: * a possible enclosing .It, but any enclosed .It blocks
927: * just nest and do not add up their indentation.
928: */
929: if (n->norm->Bl.offs) {
930: print_offs(n->norm->Bl.offs);
931: Bl_stack[Bl_stack_len++] = 0;
932: }
933:
1.33 schwarze 934: switch (n->norm->Bl.type) {
1.62 schwarze 935: case LIST_enum:
1.30 schwarze 936: n->norm->Bl.count = 0;
1.33 schwarze 937: return(1);
1.62 schwarze 938: case LIST_column:
1.33 schwarze 939: break;
940: default:
941: return(1);
942: }
943:
1.36 schwarze 944: print_line(".TS", MMAN_nl);
1.33 schwarze 945: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
946: print_word("l");
947: print_word(".");
1.36 schwarze 948: outflags |= MMAN_nl;
1.30 schwarze 949: return(1);
950: }
951:
952: static void
953: post_bl(DECL_ARGS)
954: {
955:
1.33 schwarze 956: switch (n->norm->Bl.type) {
1.62 schwarze 957: case LIST_column:
1.36 schwarze 958: print_line(".TE", 0);
959: break;
1.62 schwarze 960: case LIST_enum:
1.33 schwarze 961: n->norm->Bl.count = 0;
962: break;
963: default:
964: break;
965: }
1.49 schwarze 966:
967: if (n->norm->Bl.offs) {
968: print_line(".RE", MMAN_nl);
969: assert(Bl_stack_len);
970: Bl_stack_len--;
971: assert(0 == Bl_stack[Bl_stack_len]);
972: } else {
973: outflags |= MMAN_PP | MMAN_nl;
974: outflags &= ~(MMAN_sp | MMAN_br);
975: }
1.47 schwarze 976:
977: /* Maybe we are inside an enclosing list? */
978: if (NULL != n->parent->next)
979: mid_it();
980:
1.30 schwarze 981: }
982:
983: static int
1.3 schwarze 984: pre_br(DECL_ARGS)
985: {
986:
1.21 schwarze 987: outflags |= MMAN_br;
1.3 schwarze 988: return(0);
989: }
990:
991: static int
1.8 schwarze 992: pre_bx(DECL_ARGS)
993: {
994:
995: n = n->child;
996: if (n) {
1.20 schwarze 997: print_word(n->string);
998: outflags &= ~MMAN_spc;
1.8 schwarze 999: n = n->next;
1000: }
1.20 schwarze 1001: print_word("BSD");
1.8 schwarze 1002: if (NULL == n)
1003: return(0);
1.20 schwarze 1004: outflags &= ~MMAN_spc;
1005: print_word("-");
1006: outflags &= ~MMAN_spc;
1007: print_word(n->string);
1.8 schwarze 1008: return(0);
1009: }
1010:
1011: static int
1.1 schwarze 1012: pre_dl(DECL_ARGS)
1013: {
1014:
1.47 schwarze 1015: print_offs("6n");
1.1 schwarze 1016: return(1);
1017: }
1018:
1019: static void
1020: post_dl(DECL_ARGS)
1021: {
1022:
1.36 schwarze 1023: print_line(".RE", MMAN_nl);
1.47 schwarze 1024:
1025: /* Maybe we are inside an enclosing list? */
1026: if (NULL != n->parent->next)
1027: mid_it();
1.16 schwarze 1028: }
1029:
1030: static int
1.26 schwarze 1031: pre_em(DECL_ARGS)
1032: {
1033:
1034: font_push('I');
1035: return(1);
1.28 schwarze 1036: }
1037:
1038: static void
1039: post_eo(DECL_ARGS)
1040: {
1041:
1042: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1043: outflags &= ~MMAN_spc;
1.26 schwarze 1044: }
1045:
1046: static int
1.17 schwarze 1047: pre_fa(DECL_ARGS)
1048: {
1.57 schwarze 1049: int am_Fa;
1.17 schwarze 1050:
1.57 schwarze 1051: am_Fa = MDOC_Fa == n->tok;
1052:
1053: if (am_Fa)
1.17 schwarze 1054: n = n->child;
1055:
1056: while (NULL != n) {
1.26 schwarze 1057: font_push('I');
1.57 schwarze 1058: if (am_Fa || MDOC_SYNPRETTY & n->flags)
1.56 schwarze 1059: outflags |= MMAN_nbrword;
1.42 schwarze 1060: print_node(meta, n);
1.26 schwarze 1061: font_pop();
1.17 schwarze 1062: if (NULL != (n = n->next))
1.20 schwarze 1063: print_word(",");
1.17 schwarze 1064: }
1065: return(0);
1066: }
1067:
1068: static void
1069: post_fa(DECL_ARGS)
1070: {
1071:
1072: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1073: print_word(",");
1.29 schwarze 1074: }
1075:
1076: static int
1077: pre_fd(DECL_ARGS)
1078: {
1079:
1080: pre_syn(n);
1081: font_push('B');
1082: return(1);
1083: }
1084:
1085: static void
1086: post_fd(DECL_ARGS)
1087: {
1088:
1089: font_pop();
1090: outflags |= MMAN_br;
1.17 schwarze 1091: }
1092:
1093: static int
1.26 schwarze 1094: pre_fl(DECL_ARGS)
1095: {
1096:
1097: font_push('B');
1.45 schwarze 1098: print_word("\\-");
1.26 schwarze 1099: outflags &= ~MMAN_spc;
1100: return(1);
1101: }
1102:
1103: static void
1104: post_fl(DECL_ARGS)
1105: {
1106:
1107: font_pop();
1.27 schwarze 1108: if (0 == n->nchild && NULL != n->next &&
1109: n->next->line == n->line)
1.26 schwarze 1110: outflags &= ~MMAN_spc;
1111: }
1112:
1113: static int
1.16 schwarze 1114: pre_fn(DECL_ARGS)
1115: {
1116:
1.23 schwarze 1117: pre_syn(n);
1118:
1.16 schwarze 1119: n = n->child;
1120: if (NULL == n)
1121: return(0);
1122:
1.55 schwarze 1123: if (MDOC_SYNPRETTY & n->flags)
1124: print_block(".HP 4n", MMAN_nl);
1125:
1.26 schwarze 1126: font_push('B');
1.42 schwarze 1127: print_node(meta, n);
1.26 schwarze 1128: font_pop();
1.20 schwarze 1129: outflags &= ~MMAN_spc;
1.26 schwarze 1130: print_word("(");
1.20 schwarze 1131: outflags &= ~MMAN_spc;
1.35 schwarze 1132:
1133: n = n->next;
1134: if (NULL != n)
1.42 schwarze 1135: pre_fa(meta, n);
1.35 schwarze 1136: return(0);
1.16 schwarze 1137: }
1138:
1139: static void
1140: post_fn(DECL_ARGS)
1141: {
1142:
1.20 schwarze 1143: print_word(")");
1.16 schwarze 1144: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1145: print_word(";");
1.55 schwarze 1146: outflags |= MMAN_PP;
1.17 schwarze 1147: }
1148: }
1149:
1150: static int
1151: pre_fo(DECL_ARGS)
1152: {
1153:
1154: switch (n->type) {
1.62 schwarze 1155: case MDOC_BLOCK:
1.23 schwarze 1156: pre_syn(n);
1157: break;
1.62 schwarze 1158: case MDOC_HEAD:
1.57 schwarze 1159: if (MDOC_SYNPRETTY & n->flags)
1160: print_block(".HP 4n", MMAN_nl);
1.26 schwarze 1161: font_push('B');
1.17 schwarze 1162: break;
1.62 schwarze 1163: case MDOC_BODY:
1.20 schwarze 1164: outflags &= ~MMAN_spc;
1165: print_word("(");
1166: outflags &= ~MMAN_spc;
1.17 schwarze 1167: break;
1168: default:
1169: break;
1170: }
1171: return(1);
1172: }
1.57 schwarze 1173:
1.17 schwarze 1174: static void
1175: post_fo(DECL_ARGS)
1176: {
1177:
1178: switch (n->type) {
1.62 schwarze 1179: case MDOC_HEAD:
1.26 schwarze 1180: font_pop();
1.17 schwarze 1181: break;
1.62 schwarze 1182: case MDOC_BODY:
1.42 schwarze 1183: post_fn(meta, n);
1.17 schwarze 1184: break;
1185: default:
1186: break;
1.16 schwarze 1187: }
1.15 schwarze 1188: }
1189:
1190: static int
1.23 schwarze 1191: pre_ft(DECL_ARGS)
1192: {
1193:
1194: pre_syn(n);
1.26 schwarze 1195: font_push('I');
1.23 schwarze 1196: return(1);
1197: }
1198:
1199: static int
1.15 schwarze 1200: pre_in(DECL_ARGS)
1201: {
1202:
1203: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1204: pre_syn(n);
1.26 schwarze 1205: font_push('B');
1206: print_word("#include <");
1207: outflags &= ~MMAN_spc;
1208: } else {
1209: print_word("<");
1210: outflags &= ~MMAN_spc;
1211: font_push('I');
1212: }
1.15 schwarze 1213: return(1);
1214: }
1215:
1216: static void
1217: post_in(DECL_ARGS)
1218: {
1219:
1220: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1221: outflags &= ~MMAN_spc;
1222: print_word(">");
1223: font_pop();
1.21 schwarze 1224: outflags |= MMAN_br;
1.26 schwarze 1225: } else {
1226: font_pop();
1227: outflags &= ~MMAN_spc;
1228: print_word(">");
1229: }
1.1 schwarze 1230: }
1231:
1232: static int
1233: pre_it(DECL_ARGS)
1234: {
1235: const struct mdoc_node *bln;
1236:
1.30 schwarze 1237: switch (n->type) {
1.62 schwarze 1238: case MDOC_HEAD:
1.36 schwarze 1239: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1240: bln = n->parent->parent;
1.36 schwarze 1241: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1242: (NULL == n->parent->prev &&
1243: NULL == bln->parent->prev))
1.36 schwarze 1244: outflags |= MMAN_sp;
1245: outflags &= ~MMAN_br;
1.3 schwarze 1246: switch (bln->norm->Bl.type) {
1.62 schwarze 1247: case LIST_item:
1.30 schwarze 1248: return(0);
1.62 schwarze 1249: case LIST_inset:
1.30 schwarze 1250: /* FALLTHROUGH */
1.62 schwarze 1251: case LIST_diag:
1.30 schwarze 1252: /* FALLTHROUGH */
1.62 schwarze 1253: case LIST_ohang:
1.30 schwarze 1254: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1255: print_line(".B \"", 0);
1.30 schwarze 1256: else
1.36 schwarze 1257: print_line(".R \"", 0);
1.30 schwarze 1258: outflags &= ~MMAN_spc;
1259: return(1);
1.62 schwarze 1260: case LIST_bullet:
1.30 schwarze 1261: /* FALLTHROUGH */
1.62 schwarze 1262: case LIST_dash:
1.30 schwarze 1263: /* FALLTHROUGH */
1.62 schwarze 1264: case LIST_hyphen:
1.35 schwarze 1265: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1266: TPremain = 0;
1.30 schwarze 1267: outflags |= MMAN_nl;
1268: font_push('B');
1269: if (LIST_bullet == bln->norm->Bl.type)
1270: print_word("o");
1271: else
1272: print_word("-");
1273: font_pop();
1274: break;
1.62 schwarze 1275: case LIST_enum:
1.35 schwarze 1276: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1277: TPremain = 0;
1.30 schwarze 1278: outflags |= MMAN_nl;
1279: print_count(&bln->norm->Bl.count);
1.3 schwarze 1280: break;
1.62 schwarze 1281: case LIST_hang:
1.35 schwarze 1282: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1283: TPremain = 0;
1.32 schwarze 1284: break;
1.62 schwarze 1285: case LIST_tag:
1.37 schwarze 1286: print_width(bln->norm->Bl.width, n->child, 0);
1287: putchar('\n');
1288: outflags &= ~MMAN_spc;
1289: return(1);
1.3 schwarze 1290: default:
1.32 schwarze 1291: return(1);
1.3 schwarze 1292: }
1.20 schwarze 1293: outflags |= MMAN_nl;
1.30 schwarze 1294: default:
1295: break;
1.1 schwarze 1296: }
1297: return(1);
1.30 schwarze 1298: }
1299:
1.47 schwarze 1300: /*
1301: * This function is called after closing out an indented block.
1302: * If we are inside an enclosing list, restore its indentation.
1303: */
1304: static void
1305: mid_it(void)
1306: {
1307: char buf[24];
1308:
1309: /* Nothing to do outside a list. */
1310: if (0 == Bl_stack_len || 0 == Bl_stack[Bl_stack_len - 1])
1311: return;
1312:
1313: /* The indentation has already been set up. */
1314: if (Bl_stack_post[Bl_stack_len - 1])
1315: return;
1316:
1317: /* Restore the indentation of the enclosing list. */
1318: print_line(".RS", MMAN_Bk_susp);
1.63 ! schwarze 1319: (void)snprintf(buf, sizeof(buf), "%zun",
! 1320: Bl_stack[Bl_stack_len - 1]);
1.47 schwarze 1321: print_word(buf);
1322:
1323: /* Remeber to close out this .RS block later. */
1324: Bl_stack_post[Bl_stack_len - 1] = 1;
1325: }
1326:
1.30 schwarze 1327: static void
1328: post_it(DECL_ARGS)
1329: {
1330: const struct mdoc_node *bln;
1331:
1.33 schwarze 1332: bln = n->parent->parent;
1333:
1334: switch (n->type) {
1.62 schwarze 1335: case MDOC_HEAD:
1.30 schwarze 1336: switch (bln->norm->Bl.type) {
1.62 schwarze 1337: case LIST_diag:
1.30 schwarze 1338: outflags &= ~MMAN_spc;
1339: print_word("\\ ");
1340: break;
1.62 schwarze 1341: case LIST_ohang:
1.30 schwarze 1342: outflags |= MMAN_br;
1343: break;
1344: default:
1345: break;
1346: }
1.33 schwarze 1347: break;
1.62 schwarze 1348: case MDOC_BODY:
1.43 schwarze 1349: switch (bln->norm->Bl.type) {
1.62 schwarze 1350: case LIST_bullet:
1.43 schwarze 1351: /* FALLTHROUGH */
1.62 schwarze 1352: case LIST_dash:
1.43 schwarze 1353: /* FALLTHROUGH */
1.62 schwarze 1354: case LIST_hyphen:
1.43 schwarze 1355: /* FALLTHROUGH */
1.62 schwarze 1356: case LIST_enum:
1.43 schwarze 1357: /* FALLTHROUGH */
1.62 schwarze 1358: case LIST_hang:
1.43 schwarze 1359: /* FALLTHROUGH */
1.62 schwarze 1360: case LIST_tag:
1.43 schwarze 1361: assert(Bl_stack_len);
1362: Bl_stack[--Bl_stack_len] = 0;
1363:
1364: /*
1365: * Our indentation had to be restored
1.47 schwarze 1366: * after a child display or child list.
1.43 schwarze 1367: * Close out that indentation block now.
1368: */
1369: if (Bl_stack_post[Bl_stack_len]) {
1370: print_line(".RE", MMAN_nl);
1371: Bl_stack_post[Bl_stack_len] = 0;
1372: }
1373: break;
1.62 schwarze 1374: case LIST_column:
1.43 schwarze 1375: if (NULL != n->next) {
1376: putchar('\t');
1377: outflags &= ~MMAN_spc;
1378: }
1379: break;
1380: default:
1381: break;
1.33 schwarze 1382: }
1383: break;
1384: default:
1385: break;
1.30 schwarze 1386: }
1.14 schwarze 1387: }
1388:
1389: static void
1390: post_lb(DECL_ARGS)
1391: {
1392:
1.21 schwarze 1393: if (SEC_LIBRARY == n->sec)
1394: outflags |= MMAN_br;
1.24 schwarze 1395: }
1396:
1397: static int
1398: pre_lk(DECL_ARGS)
1399: {
1400: const struct mdoc_node *link, *descr;
1401:
1402: if (NULL == (link = n->child))
1403: return(0);
1404:
1405: if (NULL != (descr = link->next)) {
1.26 schwarze 1406: font_push('I');
1.24 schwarze 1407: while (NULL != descr) {
1408: print_word(descr->string);
1409: descr = descr->next;
1410: }
1411: print_word(":");
1.26 schwarze 1412: font_pop();
1.24 schwarze 1413: }
1414:
1.26 schwarze 1415: font_push('B');
1.24 schwarze 1416: print_word(link->string);
1.26 schwarze 1417: font_pop();
1.24 schwarze 1418: return(0);
1.60 schwarze 1419: }
1420:
1421: static int
1422: pre_ll(DECL_ARGS)
1423: {
1424:
1425: print_line(".ll", 0);
1426: return(1);
1.1 schwarze 1427: }
1428:
1429: static int
1.26 schwarze 1430: pre_li(DECL_ARGS)
1431: {
1432:
1433: font_push('R');
1434: return(1);
1435: }
1436:
1437: static int
1.1 schwarze 1438: pre_nm(DECL_ARGS)
1439: {
1.38 schwarze 1440: char *name;
1.1 schwarze 1441:
1.54 schwarze 1442: if (MDOC_BLOCK == n->type) {
1443: outflags |= MMAN_Bk;
1.23 schwarze 1444: pre_syn(n);
1.54 schwarze 1445: }
1.1 schwarze 1446: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1447: return(1);
1.42 schwarze 1448: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1449: if (NULL == name)
1.23 schwarze 1450: return(0);
1.38 schwarze 1451: if (MDOC_HEAD == n->type) {
1452: if (NULL == n->parent->prev)
1453: outflags |= MMAN_sp;
1454: print_block(".HP", 0);
1.53 schwarze 1455: printf(" %zun", strlen(name) + 1);
1.38 schwarze 1456: outflags |= MMAN_nl;
1457: }
1.26 schwarze 1458: font_push('B');
1.1 schwarze 1459: if (NULL == n->child)
1.42 schwarze 1460: print_word(meta->name);
1.1 schwarze 1461: return(1);
1462: }
1463:
1464: static void
1465: post_nm(DECL_ARGS)
1466: {
1467:
1.54 schwarze 1468: switch (n->type) {
1.62 schwarze 1469: case MDOC_BLOCK:
1.54 schwarze 1470: outflags &= ~MMAN_Bk;
1471: break;
1.62 schwarze 1472: case MDOC_HEAD:
1.54 schwarze 1473: /* FALLTHROUGH */
1.62 schwarze 1474: case MDOC_ELEM:
1.54 schwarze 1475: font_pop();
1476: break;
1477: default:
1478: break;
1479: }
1.25 schwarze 1480: }
1481:
1482: static int
1483: pre_no(DECL_ARGS)
1484: {
1485:
1486: outflags |= MMAN_spc_force;
1487: return(1);
1.1 schwarze 1488: }
1489:
1490: static int
1491: pre_ns(DECL_ARGS)
1492: {
1493:
1.20 schwarze 1494: outflags &= ~MMAN_spc;
1.1 schwarze 1495: return(0);
1496: }
1497:
1.3 schwarze 1498: static void
1499: post_pf(DECL_ARGS)
1500: {
1501:
1.20 schwarze 1502: outflags &= ~MMAN_spc;
1.3 schwarze 1503: }
1504:
1.1 schwarze 1505: static int
1506: pre_pp(DECL_ARGS)
1507: {
1508:
1.36 schwarze 1509: if (MDOC_It != n->parent->tok)
1510: outflags |= MMAN_PP;
1511: outflags |= MMAN_sp | MMAN_nl;
1512: outflags &= ~MMAN_br;
1.34 schwarze 1513: return(0);
1514: }
1515:
1516: static int
1517: pre_rs(DECL_ARGS)
1518: {
1519:
1520: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1521: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1522: outflags &= ~MMAN_br;
1.34 schwarze 1523: }
1524: return(1);
1.12 schwarze 1525: }
1526:
1527: static int
1528: pre_sm(DECL_ARGS)
1529: {
1530:
1531: assert(n->child && MDOC_TEXT == n->child->type);
1532: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1533: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1534: else
1.20 schwarze 1535: outflags &= ~MMAN_Sm;
1.12 schwarze 1536: return(0);
1.1 schwarze 1537: }
1538:
1539: static int
1.3 schwarze 1540: pre_sp(DECL_ARGS)
1.1 schwarze 1541: {
1542:
1.41 schwarze 1543: if (MMAN_PP & outflags) {
1544: outflags &= ~MMAN_PP;
1.40 schwarze 1545: print_line(".PP", 0);
1.41 schwarze 1546: } else
1.40 schwarze 1547: print_line(".sp", 0);
1.1 schwarze 1548: return(1);
1549: }
1550:
1551: static void
1.3 schwarze 1552: post_sp(DECL_ARGS)
1.1 schwarze 1553: {
1554:
1.20 schwarze 1555: outflags |= MMAN_nl;
1.18 schwarze 1556: }
1557:
1558: static int
1.26 schwarze 1559: pre_sy(DECL_ARGS)
1560: {
1561:
1562: font_push('B');
1563: return(1);
1564: }
1565:
1566: static int
1.18 schwarze 1567: pre_vt(DECL_ARGS)
1568: {
1569:
1570: if (MDOC_SYNPRETTY & n->flags) {
1571: switch (n->type) {
1.62 schwarze 1572: case MDOC_BLOCK:
1.23 schwarze 1573: pre_syn(n);
1.18 schwarze 1574: return(1);
1.62 schwarze 1575: case MDOC_BODY:
1.18 schwarze 1576: break;
1577: default:
1578: return(0);
1579: }
1580: }
1.26 schwarze 1581: font_push('I');
1.18 schwarze 1582: return(1);
1583: }
1584:
1585: static void
1586: post_vt(DECL_ARGS)
1587: {
1588:
1.19 schwarze 1589: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1590: return;
1.26 schwarze 1591: font_pop();
1.1 schwarze 1592: }
1593:
1594: static int
1595: pre_xr(DECL_ARGS)
1596: {
1597:
1598: n = n->child;
1599: if (NULL == n)
1600: return(0);
1.42 schwarze 1601: print_node(meta, n);
1.1 schwarze 1602: n = n->next;
1603: if (NULL == n)
1604: return(0);
1.20 schwarze 1605: outflags &= ~MMAN_spc;
1606: print_word("(");
1.42 schwarze 1607: print_node(meta, n);
1.20 schwarze 1608: print_word(")");
1.1 schwarze 1609: return(0);
1.8 schwarze 1610: }
1611:
1612: static int
1613: pre_ux(DECL_ARGS)
1614: {
1615:
1.20 schwarze 1616: print_word(manacts[n->tok].prefix);
1.8 schwarze 1617: if (NULL == n->child)
1618: return(0);
1.20 schwarze 1619: outflags &= ~MMAN_spc;
1.45 schwarze 1620: print_word("\\ ");
1.20 schwarze 1621: outflags &= ~MMAN_spc;
1.8 schwarze 1622: return(1);
1.1 schwarze 1623: }
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