-/* $Id: man.c,v 1.85 2010/08/07 20:57:33 kristaps Exp $ */
+/* $Id: man.c,v 1.97 2011/01/12 10:43:22 kristaps Exp $ */
/*
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
*
"IP", "HP", "SM", "SB",
"BI", "IB", "BR", "RB",
"R", "B", "I", "IR",
- "RI", "na", "i", "sp",
- "nf", "fi", "r", "RE",
- "RS", "DT", "UC", "PD",
- "Sp", "Vb", "Ve", "AT",
- "in"
+ "RI", "na", "sp", "nf",
+ "fi", "RE", "RS", "DT",
+ "UC", "PD", "AT", "in",
+ "ft"
};
const char * const *man_macronames = __man_macronames;
-static struct man_node *man_node_alloc(int, int,
+static struct man_node *man_node_alloc(struct man *, int, int,
enum man_type, enum mant);
static int man_node_append(struct man *,
struct man_node *);
+static int man_span_alloc(struct man *,
+ const struct tbl_span *);
static void man_node_free(struct man_node *);
static void man_node_unlink(struct man *,
struct man_node *);
static int man_pmacro(struct man *, int, char *, int);
static void man_free1(struct man *);
static void man_alloc1(struct man *);
-static int macrowarn(struct man *, int, const char *, int);
+static int man_descope(struct man *, int, int);
const struct man_node *
man_node(const struct man *m)
{
- return(MAN_HALT & m->flags ? NULL : m->first);
+ assert( ! (MAN_HALT & m->flags));
+ return(m->first);
}
man_meta(const struct man *m)
{
- return(MAN_HALT & m->flags ? NULL : &m->meta);
+ assert( ! (MAN_HALT & m->flags));
+ return(&m->meta);
}
struct man *
-man_alloc(struct regset *regs, void *data,
- int pflags, mandocmsg msg)
+man_alloc(struct regset *regs, void *data, mandocmsg msg)
{
struct man *p;
man_hash_init();
p->data = data;
- p->pflags = pflags;
p->msg = msg;
p->regs = regs;
man_endparse(struct man *m)
{
- if (MAN_HALT & m->flags)
- return(0);
- else if (man_macroend(m))
+ assert( ! (MAN_HALT & m->flags));
+ if (man_macroend(m))
return(1);
m->flags |= MAN_HALT;
return(0);
man_parseln(struct man *m, int ln, char *buf, int offs)
{
- if (MAN_HALT & m->flags)
- return(0);
+ m->flags |= MAN_NEWLINE;
+ assert( ! (MAN_HALT & m->flags));
return(('.' == buf[offs] || '\'' == buf[offs]) ?
man_pmacro(m, ln, buf, offs) :
man_ptext(m, ln, buf, offs));
man->last = p;
switch (p->type) {
+ case (MAN_TBL):
+ /* FALLTHROUGH */
case (MAN_TEXT):
if ( ! man_valid_post(man))
return(0);
- if ( ! man_action_post(man))
- return(0);
break;
default:
break;
static struct man_node *
-man_node_alloc(int line, int pos, enum man_type type, enum mant tok)
+man_node_alloc(struct man *m, int line, int pos,
+ enum man_type type, enum mant tok)
{
struct man_node *p;
p->pos = pos;
p->type = type;
p->tok = tok;
+
+ if (MAN_NEWLINE & m->flags)
+ p->flags |= MAN_LINE;
+ m->flags &= ~MAN_NEWLINE;
return(p);
}
{
struct man_node *p;
- p = man_node_alloc(line, pos, MAN_ELEM, tok);
+ p = man_node_alloc(m, line, pos, MAN_ELEM, tok);
if ( ! man_node_append(m, p))
return(0);
m->next = MAN_NEXT_CHILD;
{
struct man_node *p;
- p = man_node_alloc(line, pos, MAN_HEAD, tok);
+ p = man_node_alloc(m, line, pos, MAN_HEAD, tok);
if ( ! man_node_append(m, p))
return(0);
m->next = MAN_NEXT_CHILD;
{
struct man_node *p;
- p = man_node_alloc(line, pos, MAN_BODY, tok);
+ p = man_node_alloc(m, line, pos, MAN_BODY, tok);
if ( ! man_node_append(m, p))
return(0);
m->next = MAN_NEXT_CHILD;
{
struct man_node *p;
- p = man_node_alloc(line, pos, MAN_BLOCK, tok);
+ p = man_node_alloc(m, line, pos, MAN_BLOCK, tok);
if ( ! man_node_append(m, p))
return(0);
m->next = MAN_NEXT_CHILD;
return(1);
}
+static int
+man_span_alloc(struct man *m, const struct tbl_span *span)
+{
+ struct man_node *n;
+
+ /* FIXME: grab from span */
+ n = man_node_alloc(m, 0, 0, MAN_TBL, MAN_MAX);
+ n->span = span;
+
+ if ( ! man_node_append(m, n))
+ return(0);
+
+ m->next = MAN_NEXT_SIBLING;
+ return(1);
+}
int
man_word_alloc(struct man *m, int line, int pos, const char *word)
len = strlen(word);
- n = man_node_alloc(line, pos, MAN_TEXT, MAN_MAX);
+ n = man_node_alloc(m, line, pos, MAN_TEXT, MAN_MAX);
n->string = mandoc_malloc(len + 1);
sv = strlcpy(n->string, word, len + 1);
}
+int
+man_addspan(struct man *m, const struct tbl_span *sp)
+{
+
+ assert( ! (MAN_HALT & m->flags));
+ if ( ! man_span_alloc(m, sp))
+ return(0);
+ return(man_descope(m, 0, 0));
+}
+
+static int
+man_descope(struct man *m, int line, int offs)
+{
+ /*
+ * Co-ordinate what happens with having a next-line scope open:
+ * first close out the element scope (if applicable), then close
+ * out the block scope (also if applicable).
+ */
+
+ if (MAN_ELINE & m->flags) {
+ m->flags &= ~MAN_ELINE;
+ if ( ! man_unscope(m, m->last->parent, MANDOCERR_MAX))
+ return(0);
+ }
+
+ if ( ! (MAN_BLINE & m->flags))
+ return(1);
+ m->flags &= ~MAN_BLINE;
+
+ if ( ! man_unscope(m, m->last->parent, MANDOCERR_MAX))
+ return(0);
+ return(man_body_alloc(m, line, offs, m->last->tok));
+}
+
+
static int
man_ptext(struct man *m, int line, char *buf, int offs)
{
if ('\\' == buf[offs] &&
'.' == buf[offs + 1] &&
- '"' == buf[offs + 2])
- return(man_pmsg(m, line, offs, MANDOCERR_BADCOMMENT));
+ '"' == buf[offs + 2]) {
+ man_pmsg(m, line, offs, MANDOCERR_BADCOMMENT);
+ return(1);
+ }
/* Literal free-form text whitespace is preserved. */
if (MAN_LITERAL & m->flags) {
if ( ! man_word_alloc(m, line, offs, buf + offs))
return(0);
- goto descope;
+ return(man_descope(m, line, offs));
}
/* Pump blank lines directly into the backend. */
/* Allocate a blank entry. */
if ( ! man_word_alloc(m, line, offs, ""))
return(0);
- goto descope;
+ return(man_descope(m, line, offs));
}
/*
if (' ' == buf[i - 1] || '\t' == buf[i - 1]) {
if (i > 1 && '\\' != buf[i - 2])
- if ( ! man_pmsg(m, line, i - 1, MANDOCERR_EOLNSPACE))
- return(0);
+ man_pmsg(m, line, i - 1, MANDOCERR_EOLNSPACE);
for (--i; i && ' ' == buf[i]; i--)
/* Spin back to non-space. */ ;
if (mandoc_eos(buf, (size_t)i, 0))
m->last->flags |= MAN_EOS;
-descope:
- /*
- * Co-ordinate what happens with having a next-line scope open:
- * first close out the element scope (if applicable), then close
- * out the block scope (also if applicable).
- */
-
- if (MAN_ELINE & m->flags) {
- m->flags &= ~MAN_ELINE;
- if ( ! man_unscope(m, m->last->parent, MANDOCERR_MAX))
- return(0);
- }
-
- if ( ! (MAN_BLINE & m->flags))
- return(1);
- m->flags &= ~MAN_BLINE;
-
- if ( ! man_unscope(m, m->last->parent, MANDOCERR_MAX))
- return(0);
- return(man_body_alloc(m, line, offs, m->last->tok));
+ return(man_descope(m, line, offs));
}
static int
-macrowarn(struct man *m, int ln, const char *buf, int offs)
-{
- int rc;
-
- rc = man_vmsg(m, MANDOCERR_MACRO, ln, offs,
- "unknown macro: %s%s",
- buf, strlen(buf) > 3 ? "..." : "");
-
- return(MAN_IGN_MACRO & m->pflags ? rc : 0);
-}
-
-
-int
man_pmacro(struct man *m, int ln, char *buf, int offs)
{
int i, j, ppos;
ppos = i;
- /* Copy the first word into a nil-terminated buffer. */
-
- for (j = 0; j < 4; j++, i++)
- if ('\0' == (mac[j] = buf[i]))
- break;
- else if (' ' == buf[i])
- break;
+ /*
+ * Copy the first word into a nil-terminated buffer.
+ * Stop copying when a tab, space, or eoln is encountered.
+ */
+ j = 0;
+ while (j < 4 && '\0' != buf[i] && ' ' != buf[i] && '\t' != buf[i])
+ mac[j++] = buf[i++];
mac[j] = '\0';
- if (j == 4 || j < 1) {
- if ( ! macrowarn(m, ln, mac, ppos))
- goto err;
- return(1);
- }
-
- if (MAN_MAX == (tok = man_hash_find(mac))) {
- if ( ! macrowarn(m, ln, mac, ppos))
- goto err;
+ tok = (j > 0 && j < 4) ? man_hash_find(mac) : MAN_MAX;
+ if (MAN_MAX == tok) {
+ man_vmsg(m, MANDOCERR_MACRO, ln, ppos, "%s", buf + ppos - 1);
return(1);
}
*/
if ('\0' == buf[i] && ' ' == buf[i - 1])
- if ( ! man_pmsg(m, ln, i - 1, MANDOCERR_EOLNSPACE))
- goto err;
+ man_pmsg(m, ln, i - 1, MANDOCERR_EOLNSPACE);
/*
- * Remove prior ELINE macro, as it's being clobbering by a new
+ * Remove prior ELINE macro, as it's being clobbered by a new
* macro. Note that NSCOPED macros do not close out ELINE
* macros---they don't print text---so we let those slip by.
*/
if ( ! (MAN_NSCOPED & man_macros[tok].flags) &&
m->flags & MAN_ELINE) {
- assert(MAN_TEXT != m->last->type);
-
- /*
- * This occurs in the following construction:
- * .B
- * .br
- * .B
- * .br
- * I hate man macros.
- * Flat-out disallow this madness.
- */
- if (MAN_NSCOPED & man_macros[m->last->tok].flags) {
- man_pmsg(m, ln, ppos, MANDOCERR_SYNTLINESCOPE);
- return(0);
- }
-
n = m->last;
+ assert(MAN_TEXT != n->type);
- assert(n);
- assert(NULL == n->child);
- assert(0 == n->nchild);
+ /* Remove repeated NSCOPED macros causing ELINE. */
- if ( ! man_nmsg(m, n, MANDOCERR_LINESCOPE))
- return(0);
+ if (MAN_NSCOPED & man_macros[n->tok].flags)
+ n = n->parent;
+
+ man_vmsg(m, MANDOCERR_LINESCOPE, n->line, n->pos,
+ "%s", man_macronames[n->tok]);
man_node_delete(m, n);
m->flags &= ~MAN_ELINE;
git.ckatri.com / mandoc.git / blobdiff