version 1.43, 2009/03/15 07:08:53 |
version 1.47, 2009/03/16 23:37:28 |
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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 |
Line 41 struct nroffopt { |
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Line 41 struct nroffopt { |
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struct termp *termp; /* Ephemeral. */ |
struct termp *termp; /* Ephemeral. */ |
}; |
}; |
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struct termseq { |
__dead void punt(struct nroffopt *, char *); |
const char *enc; |
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int sym; |
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}; |
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dead_pre void punt(struct nroffopt *, char *) dead_post; |
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static int option(void *, int, char *); |
static int option(void *, int, char *); |
static int optsopt(struct termp *, char *); |
static int optsopt(struct termp *, char *); |
static void body(struct termp *, |
static void body(struct termp *, |
Line 66 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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/* FIXME: abstract to dynamically-compiled table. */ |
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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[]) |
{ |
{ |
Line 200 main(int argc, char *argv[]) |
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Line 78 main(int argc, char *argv[]) |
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termp.maxrmargin = termp.rmargin = 78; /* FIXME */ |
termp.maxrmargin = termp.rmargin = 78; /* FIXME */ |
termp.maxcols = 1024; /* FIXME */ |
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_NROFF; |
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nroff.termp = &termp; |
nroff.termp = &termp; |
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optsopt(struct termp *p, char *arg) |
optsopt(struct termp *p, char *arg) |
{ |
{ |
char *v; |
char *v; |
char *toks[] = { "ansi", "nopunt", NULL }; |
char *toks[] = { "nopunt", NULL }; |
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while (*arg) |
while (*arg) |
switch (getsubopt(&arg, toks, &v)) { |
switch (getsubopt(&arg, toks, &v)) { |
case (0): |
case (0): |
p->enc = TERMENC_ANSI; |
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break; |
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case (2): |
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p->iflags |= TERMP_NOPUNT; |
p->iflags |= TERMP_NOPUNT; |
break; |
break; |
default: |
default: |
Line 378 flushln(struct termp *p) |
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Line 251 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 430 flushln(struct termp *p) |
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Line 297 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 533 word(struct termp *p, const char *word) |
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Line 400 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 747 header(struct termp *p, const struct mdoc_meta *meta) |
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Line 613 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 858 pword(struct termp *p, const char *word, size_t len) |
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Line 712 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 913 pword(struct termp *p, const char *word, size_t len) |
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Line 731 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 1090 sanity(const struct mdoc_node *n) |
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Line 891 sanity(const struct mdoc_node *n) |
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} |
} |
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dead_pre void |
__dead void |
punt(struct nroffopt *nroff, char *in) |
punt(struct nroffopt *nroff, char *in) |
{ |
{ |
char *args[32]; |
char *args[32]; |