version 1.42, 2009/03/14 12:35:02 |
version 1.48, 2009/03/17 13:35:46 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the |
* purpose with or without fee is hereby granted, provided that the |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <unistd.h> |
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#include "mmain.h" |
#include "mmain.h" |
#include "term.h" |
#include "term.h" |
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struct termseq { |
struct nroffopt { |
const char *enc; |
int fl_h; |
int sym; |
int fl_i; |
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char *arg_m; |
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char *arg_n; |
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char *arg_o; |
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char *arg_r; |
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char *arg_T; |
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struct termp *termp; /* Ephemeral. */ |
}; |
}; |
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static int option(void *, int, const char *); |
__dead void punt(struct nroffopt *, char *); |
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static int option(void *, int, char *); |
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static int optsopt(struct termp *, char *); |
static void body(struct termp *, |
static void body(struct termp *, |
struct termpair *, |
struct termpair *, |
const struct mdoc_meta *, |
const struct mdoc_meta *, |
Line 52 static void nescape(struct termp *, |
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Line 61 static void nescape(struct termp *, |
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static void chara(struct termp *, char); |
static void chara(struct termp *, char); |
static void stringa(struct termp *, |
static void stringa(struct termp *, |
const char *, size_t); |
const char *, size_t); |
static void symbola(struct termp *, enum tsym); |
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static void sanity(const struct mdoc_node *); |
static void sanity(const struct mdoc_node *); |
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#ifdef __linux__ |
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extern size_t strlcat(char *, const char *, size_t); |
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extern size_t strlcpy(char *, const char *, size_t); |
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#endif |
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static struct termseq termenc1[] = { |
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{ "\\", TERMSYM_SLASH }, |
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{ "\'", TERMSYM_RSQUOTE }, |
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{ "`", TERMSYM_LSQUOTE }, |
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{ "-", TERMSYM_HYPHEN }, |
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{ " ", TERMSYM_SPACE }, |
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{ ".", TERMSYM_PERIOD }, |
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{ "&", TERMSYM_BREAK }, |
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{ "e", TERMSYM_SLASH }, |
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{ "q", TERMSYM_DQUOTE }, |
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{ "|", TERMSYM_BREAK }, |
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{ NULL, 0 } |
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}; |
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static struct termseq termenc2[] = { |
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{ "rC", TERMSYM_RBRACE }, |
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{ "lC", TERMSYM_LBRACE }, |
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{ "rB", TERMSYM_RBRACK }, |
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{ "lB", TERMSYM_LBRACK }, |
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{ "ra", TERMSYM_RANGLE }, |
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{ "la", TERMSYM_LANGLE }, |
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{ "Lq", TERMSYM_LDQUOTE }, |
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{ "lq", TERMSYM_LDQUOTE }, |
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{ "Rq", TERMSYM_RDQUOTE }, |
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{ "rq", TERMSYM_RDQUOTE }, |
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{ "oq", TERMSYM_LSQUOTE }, |
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{ "aq", TERMSYM_RSQUOTE }, |
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{ "<-", TERMSYM_LARROW }, |
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{ "->", TERMSYM_RARROW }, |
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{ "ua", TERMSYM_UARROW }, |
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{ "da", TERMSYM_DARROW }, |
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{ "bu", TERMSYM_BULLET }, |
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{ "Ba", TERMSYM_BAR }, |
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{ "ba", TERMSYM_BAR }, |
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{ "co", TERMSYM_COPY }, |
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{ "Am", TERMSYM_AMP }, |
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{ "Le", TERMSYM_LE }, |
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{ "<=", TERMSYM_LE }, |
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{ "Ge", TERMSYM_GE }, |
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{ ">=", TERMSYM_GE }, |
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{ "==", TERMSYM_EQ }, |
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{ "Ne", TERMSYM_NEQ }, |
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{ "!=", TERMSYM_NEQ }, |
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{ "Pm", TERMSYM_PLUSMINUS }, |
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{ "+-", TERMSYM_PLUSMINUS }, |
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{ "If", TERMSYM_INF2 }, |
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{ "if", TERMSYM_INF }, |
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{ "Na", TERMSYM_NAN }, |
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{ "na", TERMSYM_NAN }, |
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{ "**", TERMSYM_ASTERISK }, |
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{ "Gt", TERMSYM_GT }, |
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{ "Lt", TERMSYM_LT }, |
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{ "aa", TERMSYM_ACUTE }, |
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{ "ga", TERMSYM_GRAVE }, |
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{ "en", TERMSYM_EN }, |
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{ "em", TERMSYM_EM }, |
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{ "Pi", TERMSYM_PI }, |
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{ NULL, 0 } |
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}; |
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static struct termsym termsym_ascii[TERMSYM_MAX] = { |
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{ "]", 1 }, /* TERMSYM_RBRACK */ |
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{ "[", 1 }, /* TERMSYM_LBRACK */ |
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{ "<-", 2 }, /* TERMSYM_LARROW */ |
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{ "->", 2 }, /* TERMSYM_RARROW */ |
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{ "^", 1 }, /* TERMSYM_UARROW */ |
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{ "v", 1 }, /* TERMSYM_DARROW */ |
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{ "`", 1 }, /* TERMSYM_LSQUOTE */ |
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{ "\'", 1 }, /* TERMSYM_RSQUOTE */ |
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{ "\'", 1 }, /* TERMSYM_SQUOTE */ |
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{ "``", 2 }, /* TERMSYM_LDQUOTE */ |
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{ "\'\'", 2 }, /* TERMSYM_RDQUOTE */ |
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{ "\"", 1 }, /* TERMSYM_DQUOTE */ |
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{ "<", 1 }, /* TERMSYM_LT */ |
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{ ">", 1 }, /* TERMSYM_GT */ |
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{ "<=", 2 }, /* TERMSYM_LE */ |
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{ ">=", 2 }, /* TERMSYM_GE */ |
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{ "==", 2 }, /* TERMSYM_EQ */ |
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{ "!=", 2 }, /* TERMSYM_NEQ */ |
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{ "\'", 1 }, /* TERMSYM_ACUTE */ |
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{ "`", 1 }, /* TERMSYM_GRAVE */ |
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{ "pi", 2 }, /* TERMSYM_PI */ |
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{ "+=", 2 }, /* TERMSYM_PLUSMINUS */ |
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{ "oo", 2 }, /* TERMSYM_INF */ |
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{ "infinity", 8 }, /* TERMSYM_INF2 */ |
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{ "NaN", 3 }, /* TERMSYM_NAN */ |
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{ "|", 1 }, /* TERMSYM_BAR */ |
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{ "o", 1 }, /* TERMSYM_BULLET */ |
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{ "&", 1 }, /* TERMSYM_AMP */ |
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{ "--", 2 }, /* TERMSYM_EM */ |
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{ "-", 1 }, /* TERMSYM_EN */ |
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{ "(C)", 3 }, /* TERMSYM_COPY */ |
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{ "*", 1 }, /* TERMSYM_ASTERISK */ |
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{ "\\", 1 }, /* TERMSYM_SLASH */ |
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{ "-", 1 }, /* TERMSYM_HYPHEN */ |
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{ " ", 1 }, /* TERMSYM_SPACE */ |
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{ ".", 1 }, /* TERMSYM_PERIOD */ |
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{ "", 0 }, /* TERMSYM_BREAK */ |
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{ "<", 1 }, /* TERMSYM_LANGLE */ |
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{ ">", 1 }, /* TERMSYM_RANGLE */ |
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{ "{", 1 }, /* TERMSYM_LBRACE */ |
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{ "}", 1 }, /* TERMSYM_RBRACE */ |
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}; |
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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
struct mmain *p; |
struct mmain *p; |
int c; |
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const struct mdoc *mdoc; |
const struct mdoc *mdoc; |
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struct nroffopt nroff; |
struct termp termp; |
struct termp termp; |
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int c; |
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char *in; |
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(void)memset(&termp, 0, sizeof(struct termp)); |
(void)memset(&termp, 0, sizeof(struct termp)); |
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(void)memset(&nroff, 0, sizeof(struct nroffopt)); |
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termp.maxrmargin = termp.rmargin = 78; /* XXX */ |
termp.maxrmargin = termp.rmargin = 78; /* FIXME */ |
termp.maxcols = 1024; |
termp.maxcols = 1024; /* FIXME */ |
termp.offset = termp.col = 0; |
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termp.flags = TERMP_NOSPACE; |
termp.flags = TERMP_NOSPACE; |
termp.symtab = termsym_ascii; |
termp.symtab = ascii2htab(); |
termp.enc = TERMENC_ANSI; |
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nroff.termp = &termp; |
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p = mmain_alloc(); |
p = mmain_alloc(); |
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c = mmain_getopt(p, argc, argv, "[-Ooption...]", |
c = mmain_getopt(p, argc, argv, "[-Ooption...]", |
"O:", &termp, option); |
"[infile]", "him:n:o:r:T:O:", &nroff, option); |
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if (1 != c) |
/* FIXME: this needs to accept multiple outputs. */ |
mmain_exit(p, -1 == c ? 1 : 0); |
argv += c; |
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if ((argc -= c) > 0) |
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in = *argv++; |
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else |
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in = "-"; |
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if (NULL == (mdoc = mmain_mdoc(p))) |
mmain_prepare(p, in); |
mmain_exit(p, 1); |
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if (NULL == (mdoc = mmain_process(p))) { |
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if (TERMP_NOPUNT & termp.iflags) |
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mmain_exit(p, 1); |
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mmain_free(p); |
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punt(&nroff, in); |
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/* NOTREACHED */ |
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} |
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if (NULL == (termp.buf = malloc(termp.maxcols))) |
if (NULL == (termp.buf = malloc(termp.maxcols))) |
err(1, "malloc"); |
err(1, "malloc"); |
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Line 206 main(int argc, char *argv[]) |
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Line 113 main(int argc, char *argv[]) |
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footer(&termp, mdoc_meta(mdoc)); |
footer(&termp, mdoc_meta(mdoc)); |
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free(termp.buf); |
free(termp.buf); |
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asciifree(termp.symtab); |
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mmain_exit(p, 0); |
mmain_exit(p, 0); |
/* NOTREACHED */ |
/* NOTREACHED */ |
} |
} |
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int |
static int |
option(void *ptr, int c, const char *arg) |
optsopt(struct termp *p, char *arg) |
{ |
{ |
struct termp *p; |
char *v; |
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char *toks[] = { "nopunt", NULL }; |
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p = (struct termp *)ptr; |
while (*arg) |
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switch (getsubopt(&arg, toks, &v)) { |
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case (0): |
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p->iflags |= TERMP_NOPUNT; |
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break; |
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default: |
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warnx("unknown -O argument"); |
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return(0); |
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} |
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if (0 == strcmp(arg, "nroff")) { |
return(1); |
p->enc = TERMENC_NROFF; |
} |
return(1); |
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} else if (0 == strcmp(arg, "ansi")) { |
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p->enc = TERMENC_ANSI; |
static int |
return(1); |
option(void *ptr, int c, char *arg) |
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{ |
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struct termp *termp; |
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struct nroffopt *nroff; |
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nroff = (struct nroffopt *)ptr; |
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termp = nroff->termp; |
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switch (c) { |
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case ('h'): |
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nroff->fl_h = 1; |
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break; |
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case ('i'): |
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nroff->fl_i = 1; |
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break; |
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case ('m'): |
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nroff->arg_m = arg; |
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break; |
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case ('n'): |
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nroff->arg_n = arg; |
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break; |
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case ('o'): |
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nroff->arg_o = arg; |
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break; |
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case ('r'): |
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nroff->arg_r = arg; |
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break; |
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case ('T'): |
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nroff->arg_T = arg; |
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break; |
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case ('O'): |
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return(optsopt(termp, arg)); |
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default: |
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break; |
} |
} |
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warnx("unknown option: -O%s", arg); |
return(1); |
return(0); |
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} |
} |
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Line 303 flushln(struct termp *p) |
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Line 252 flushln(struct termp *p) |
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/* LINTED */ |
/* LINTED */ |
for (j = i, vsz = 0; j < p->col; j++) { |
for (j = i, vsz = 0; j < p->col; j++) { |
if (isspace((u_char)p->buf[j])) { |
if (' ' == p->buf[j]) |
break; |
break; |
} else if (27 == p->buf[j]) { |
else if (8 == p->buf[j]) |
assert(TERMENC_ANSI == p->enc); |
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assert(j + 5 <= p->col); |
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j += 4; |
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} else if (8 == p->buf[j]) { |
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assert(TERMENC_NROFF == p->enc); |
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assert(j + 2 <= p->col); |
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j += 1; |
j += 1; |
} else |
else |
vsz++; |
vsz++; |
} |
} |
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Line 355 flushln(struct termp *p) |
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Line 298 flushln(struct termp *p) |
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*/ |
*/ |
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for ( ; i < p->col; i++) { |
for ( ; i < p->col; i++) { |
if (isspace((u_char)p->buf[i])) |
if (' ' == p->buf[i]) |
break; |
break; |
putchar(p->buf[i]); |
putchar(p->buf[i]); |
} |
} |
Line 458 word(struct termp *p, const char *word) |
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Line 401 word(struct termp *p, const char *word) |
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/* LINTED */ |
/* LINTED */ |
for (j = i = 0; i < len; i++) { |
for (j = i = 0; i < len; i++) { |
if ( ! isspace((u_char)word[i])) { |
if (' ' != word[i]) { |
j++; |
j++; |
continue; |
continue; |
} |
} |
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/* Escaped spaces don't delimit... */ |
/* Escaped spaces don't delimit... */ |
if (i > 0 && isspace((u_char)word[i]) && |
if (i && ' ' == word[i] && '\\' == word[i - 1]) { |
'\\' == word[i - 1]) { |
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j++; |
j++; |
continue; |
continue; |
} |
} |
Line 672 header(struct termp *p, const struct mdoc_meta *meta) |
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Line 614 header(struct termp *p, const struct mdoc_meta *meta) |
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static void |
static void |
nescape(struct termp *p, const char *word, size_t len) |
nescape(struct termp *p, const char *word, size_t len) |
{ |
{ |
struct termseq *enc; |
const char *rhs; |
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size_t sz; |
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switch (len) { |
if (NULL == (rhs = a2ascii(p->symtab, word, len, &sz))) { |
case (1): |
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enc = termenc1; |
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break; |
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case (2): |
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enc = termenc2; |
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break; |
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default: |
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warnx("unsupported %zu-byte escape sequence", len); |
warnx("unsupported %zu-byte escape sequence", len); |
return; |
return; |
} |
} |
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for ( ; enc->enc; enc++) |
stringa(p, rhs, sz); |
if (0 == memcmp(enc->enc, word, len)) { |
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symbola(p, enc->sym); |
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return; |
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} |
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warnx("unsupported %zu-byte escape sequence", len); |
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} |
} |
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Line 783 pword(struct termp *p, const char *word, size_t len) |
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Line 713 pword(struct termp *p, const char *word, size_t len) |
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* before the word. |
* before the word. |
*/ |
*/ |
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if (TERMENC_ANSI == p->enc && TERMP_STYLE & p->flags) { |
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if (TERMP_BOLD & p->flags) { |
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chara(p, 27); |
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stringa(p, "[01m", 4); |
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} |
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if (TERMP_UNDER & p->flags) { |
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chara(p, 27); |
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stringa(p, "[04m", 4); |
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} |
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if (TERMP_RED & p->flags) { |
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chara(p, 27); |
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stringa(p, "[31m", 4); |
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} |
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if (TERMP_GREEN & p->flags) { |
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chara(p, 27); |
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stringa(p, "[32m", 4); |
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} |
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if (TERMP_YELLOW & p->flags) { |
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chara(p, 27); |
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stringa(p, "[33m", 4); |
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} |
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if (TERMP_BLUE & p->flags) { |
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chara(p, 27); |
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stringa(p, "[34m", 4); |
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} |
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if (TERMP_MAGENTA & p->flags) { |
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chara(p, 27); |
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stringa(p, "[35m", 4); |
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} |
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if (TERMP_CYAN & p->flags) { |
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chara(p, 27); |
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stringa(p, "[36m", 4); |
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} |
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} |
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for (i = 0; i < len; i++) { |
for (i = 0; i < len; i++) { |
if ('\\' == word[i]) { |
if ('\\' == word[i]) { |
pescape(p, word, &i, len); |
pescape(p, word, &i, len); |
continue; |
continue; |
} |
} |
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if (TERMENC_NROFF == p->enc && |
if (TERMP_STYLE & p->flags) { |
TERMP_STYLE & p->flags) { |
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if (TERMP_BOLD & p->flags) { |
if (TERMP_BOLD & p->flags) { |
chara(p, word[i]); |
chara(p, word[i]); |
chara(p, 8); |
chara(p, 8); |
Line 838 pword(struct termp *p, const char *word, size_t len) |
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Line 732 pword(struct termp *p, const char *word, size_t len) |
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chara(p, word[i]); |
chara(p, word[i]); |
} |
} |
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if (TERMENC_ANSI == p->enc && TERMP_STYLE & p->flags) { |
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chara(p, 27); |
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stringa(p, "[00m", 4); |
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} |
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} |
} |
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/* |
/* |
* Add a symbol to the output line buffer. |
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*/ |
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static void |
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symbola(struct termp *p, enum tsym sym) |
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{ |
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assert(p->symtab[sym].sym); |
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stringa(p, p->symtab[sym].sym, p->symtab[sym].sz); |
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} |
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/* |
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* Like chara() but for arbitrary-length buffers. Resize the buffer by |
* Like chara() but for arbitrary-length buffers. Resize the buffer by |
* a factor of two (if the buffer is less than that) or the buffer's |
* a factor of two (if the buffer is less than that) or the buffer's |
* size. |
* size. |
Line 1012 sanity(const struct mdoc_node *n) |
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Line 889 sanity(const struct mdoc_node *n) |
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} |
} |
break; |
break; |
} |
} |
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} |
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__dead void |
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punt(struct nroffopt *nroff, char *in) |
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{ |
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char *args[32]; |
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char arg0[32], argm[32]; |
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int i; |
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warnx("punting to nroff!"); |
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i = 0; |
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(void)strlcpy(arg0, "nroff", 32); |
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args[i++] = arg0; |
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if (nroff->fl_h) |
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args[i++] = "-h"; |
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if (nroff->fl_i) |
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args[i++] = "-i"; |
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if (nroff->arg_m) { |
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(void)strlcpy(argm, "-m", 32); |
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(void)strlcat(argm, nroff->arg_m, 32); |
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args[i++] = argm; |
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} else |
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args[i++] = "-mandoc"; |
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args[i++] = in; |
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args[i++] = (char *)NULL; |
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(void)execvp("nroff", args); |
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errx(1, "exec"); |
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/* NOTREACHED */ |
} |
} |
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