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-rw-r--r--mdocterm.c170
1 files changed, 11 insertions, 159 deletions
diff --git a/mdocterm.c b/mdocterm.c
index 30e85da5..8464e370 100644
--- a/mdocterm.c
+++ b/mdocterm.c
@@ -41,12 +41,7 @@ struct nroffopt {
struct termp *termp; /* Ephemeral. */
};
-struct termseq {
- const char *enc;
- int sym;
-};
-
-dead_pre void punt(struct nroffopt *, char *) dead_post;
+__dead void punt(struct nroffopt *, char *);
static int option(void *, int, char *);
static int optsopt(struct termp *, char *);
static void body(struct termp *,
@@ -66,125 +61,8 @@ static void nescape(struct termp *,
static void chara(struct termp *, char);
static void stringa(struct termp *,
const char *, size_t);
-static void symbola(struct termp *, enum tsym);
static void sanity(const struct mdoc_node *);
-#ifdef __linux__
-extern size_t strlcat(char *, const char *, size_t);
-extern size_t strlcpy(char *, const char *, size_t);
-#endif
-
-static struct termseq termenc1[] = {
- { "\\", TERMSYM_SLASH },
- { "\'", TERMSYM_RSQUOTE },
- { "`", TERMSYM_LSQUOTE },
- { "-", TERMSYM_HYPHEN },
- { " ", TERMSYM_SPACE },
- { ".", TERMSYM_PERIOD },
- { "&", TERMSYM_BREAK },
- { "e", TERMSYM_SLASH },
- { "q", TERMSYM_DQUOTE },
- { "|", TERMSYM_BREAK },
- { NULL, 0 }
-};
-
-static struct termseq termenc2[] = {
- { "rC", TERMSYM_RBRACE },
- { "lC", TERMSYM_LBRACE },
- { "rB", TERMSYM_RBRACK },
- { "lB", TERMSYM_LBRACK },
- { "ra", TERMSYM_RANGLE },
- { "la", TERMSYM_LANGLE },
- { "Lq", TERMSYM_LDQUOTE },
- { "lq", TERMSYM_LDQUOTE },
- { "Rq", TERMSYM_RDQUOTE },
- { "rq", TERMSYM_RDQUOTE },
- { "oq", TERMSYM_LSQUOTE },
- { "aq", TERMSYM_RSQUOTE },
-
- { "<-", TERMSYM_LARROW },
- { "->", TERMSYM_RARROW },
- { "ua", TERMSYM_UARROW },
- { "da", TERMSYM_DARROW },
-
- { "bu", TERMSYM_BULLET },
- { "Ba", TERMSYM_BAR },
- { "ba", TERMSYM_BAR },
- { "co", TERMSYM_COPY },
- { "Am", TERMSYM_AMP },
-
- { "Le", TERMSYM_LE },
- { "<=", TERMSYM_LE },
- { "Ge", TERMSYM_GE },
- { ">=", TERMSYM_GE },
- { "==", TERMSYM_EQ },
- { "Ne", TERMSYM_NEQ },
- { "!=", TERMSYM_NEQ },
- { "Pm", TERMSYM_PLUSMINUS },
- { "+-", TERMSYM_PLUSMINUS },
- { "If", TERMSYM_INF2 },
- { "if", TERMSYM_INF },
- { "Na", TERMSYM_NAN },
- { "na", TERMSYM_NAN },
- { "**", TERMSYM_ASTERISK },
- { "Gt", TERMSYM_GT },
- { "Lt", TERMSYM_LT },
-
- { "aa", TERMSYM_ACUTE },
- { "ga", TERMSYM_GRAVE },
-
- { "en", TERMSYM_EN },
- { "em", TERMSYM_EM },
-
- { "Pi", TERMSYM_PI },
- { NULL, 0 }
-};
-
-/* FIXME: abstract to dynamically-compiled table. */
-static struct termsym termsym_ascii[TERMSYM_MAX] = {
- { "]", 1 }, /* TERMSYM_RBRACK */
- { "[", 1 }, /* TERMSYM_LBRACK */
- { "<-", 2 }, /* TERMSYM_LARROW */
- { "->", 2 }, /* TERMSYM_RARROW */
- { "^", 1 }, /* TERMSYM_UARROW */
- { "v", 1 }, /* TERMSYM_DARROW */
- { "`", 1 }, /* TERMSYM_LSQUOTE */
- { "\'", 1 }, /* TERMSYM_RSQUOTE */
- { "\'", 1 }, /* TERMSYM_SQUOTE */
- { "``", 2 }, /* TERMSYM_LDQUOTE */
- { "\'\'", 2 }, /* TERMSYM_RDQUOTE */
- { "\"", 1 }, /* TERMSYM_DQUOTE */
- { "<", 1 }, /* TERMSYM_LT */
- { ">", 1 }, /* TERMSYM_GT */
- { "<=", 2 }, /* TERMSYM_LE */
- { ">=", 2 }, /* TERMSYM_GE */
- { "==", 2 }, /* TERMSYM_EQ */
- { "!=", 2 }, /* TERMSYM_NEQ */
- { "\'", 1 }, /* TERMSYM_ACUTE */
- { "`", 1 }, /* TERMSYM_GRAVE */
- { "pi", 2 }, /* TERMSYM_PI */
- { "+=", 2 }, /* TERMSYM_PLUSMINUS */
- { "oo", 2 }, /* TERMSYM_INF */
- { "infinity", 8 }, /* TERMSYM_INF2 */
- { "NaN", 3 }, /* TERMSYM_NAN */
- { "|", 1 }, /* TERMSYM_BAR */
- { "o", 1 }, /* TERMSYM_BULLET */
- { "&", 1 }, /* TERMSYM_AMP */
- { "--", 2 }, /* TERMSYM_EM */
- { "-", 1 }, /* TERMSYM_EN */
- { "(C)", 3 }, /* TERMSYM_COPY */
- { "*", 1 }, /* TERMSYM_ASTERISK */
- { "\\", 1 }, /* TERMSYM_SLASH */
- { "-", 1 }, /* TERMSYM_HYPHEN */
- { " ", 1 }, /* TERMSYM_SPACE */
- { ".", 1 }, /* TERMSYM_PERIOD */
- { "", 0 }, /* TERMSYM_BREAK */
- { "<", 1 }, /* TERMSYM_LANGLE */
- { ">", 1 }, /* TERMSYM_RANGLE */
- { "{", 1 }, /* TERMSYM_LBRACE */
- { "}", 1 }, /* TERMSYM_RBRACE */
-};
-
int
main(int argc, char *argv[])
{
@@ -200,9 +78,8 @@ main(int argc, char *argv[])
termp.maxrmargin = termp.rmargin = 78; /* FIXME */
termp.maxcols = 1024; /* FIXME */
- termp.offset = termp.col = 0;
termp.flags = TERMP_NOSPACE;
- termp.symtab = termsym_ascii;
+ termp.symtab = ascii2htab();
nroff.termp = &termp;
@@ -374,7 +251,7 @@ flushln(struct termp *p)
/* LINTED */
for (j = i, vsz = 0; j < p->col; j++) {
- if (isspace((u_char)p->buf[j]))
+ if (' ' == p->buf[j])
break;
else if (8 == p->buf[j])
j += 1;
@@ -420,7 +297,7 @@ flushln(struct termp *p)
*/
for ( ; i < p->col; i++) {
- if (isspace((u_char)p->buf[i]))
+ if (' ' == p->buf[i])
break;
putchar(p->buf[i]);
}
@@ -523,14 +400,13 @@ word(struct termp *p, const char *word)
/* LINTED */
for (j = i = 0; i < len; i++) {
- if ( ! isspace((u_char)word[i])) {
+ if (' ' != word[i]) {
j++;
continue;
}
/* Escaped spaces don't delimit... */
- if (i > 0 && isspace((u_char)word[i]) &&
- '\\' == word[i - 1]) {
+ if (i && ' ' == word[i] && '\\' == word[i - 1]) {
j++;
continue;
}
@@ -737,27 +613,15 @@ header(struct termp *p, const struct mdoc_meta *meta)
static void
nescape(struct termp *p, const char *word, size_t len)
{
- struct termseq *enc;
+ const char *rhs;
+ size_t sz;
- switch (len) {
- case (1):
- enc = termenc1;
- break;
- case (2):
- enc = termenc2;
- break;
- default:
+ if (NULL == (rhs = a2ascii(p->symtab, word, len, &sz))) {
warnx("unsupported %zu-byte escape sequence", len);
return;
}
- for ( ; enc->enc; enc++)
- if (0 == memcmp(enc->enc, word, len)) {
- symbola(p, enc->sym);
- return;
- }
-
- warnx("unsupported %zu-byte escape sequence", len);
+ stringa(p, rhs, sz);
}
@@ -871,18 +735,6 @@ pword(struct termp *p, const char *word, size_t len)
/*
- * Add a symbol to the output line buffer.
- */
-static void
-symbola(struct termp *p, enum tsym sym)
-{
-
- assert(p->symtab[sym].sym);
- stringa(p, p->symtab[sym].sym, p->symtab[sym].sz);
-}
-
-
-/*
* 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
* size.
@@ -1039,7 +891,7 @@ sanity(const struct mdoc_node *n)
}
-dead_pre void
+__dead void
punt(struct nroffopt *nroff, char *in)
{
char *args[32];