version 1.21, 2009/01/05 14:14:04 |
version 1.22, 2009/01/05 16:11:14 |
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/* FIXME: maxlineargs should be per LINE, no per TOKEN. */ |
/* FIXME: maxlineargs should be per LINE, no per TOKEN. */ |
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static int rewind_elem(struct mdoc *, int, int); |
static int rewind_elem(struct mdoc *, int, int); |
static int rewind_imp(struct mdoc *, int, int); |
static int rewind_impblock(struct mdoc *, int, int); |
static int rewind_exp(struct mdoc *, int, int, int); |
static int rewind_expblock(struct mdoc *, int, int, int); |
static int rewind_line(struct mdoc *, int, int); |
static int rewind_head(struct mdoc *, int, int); |
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static int rewind_body(struct mdoc *, int, int, int); |
static int append_delims(struct mdoc *, int, int *, char *); |
static int append_delims(struct mdoc *, int, int *, char *); |
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Line 56 rewind_elem(struct mdoc *mdoc, int ppos, int tok) |
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Line 57 rewind_elem(struct mdoc *mdoc, int ppos, int tok) |
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static int |
static int |
rewind_line(struct mdoc *mdoc, int ppos, int tok) |
rewind_body(struct mdoc *mdoc, int ppos, int tok, int tt) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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/* LINTED */ |
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for (n = mdoc->last; n; n = n->parent) { |
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if (MDOC_BODY != n->type) |
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continue; |
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if (tt == n->data.head.tok) |
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break; |
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if ( ! (MDOC_EXPLICIT & mdoc_macros[tt].flags)) |
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continue; |
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return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
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} |
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mdoc->last = n ? n : mdoc->last; |
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mdoc->next = MDOC_NEXT_SIBLING; |
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/* XXX - no validation, we do this only for blocks/elements. */ |
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return(1); |
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} |
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static int |
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rewind_head(struct mdoc *mdoc, int ppos, int tok) |
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{ |
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struct mdoc_node *n; |
int t; |
int t; |
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/* LINTED */ |
/* LINTED */ |
Line 80 rewind_line(struct mdoc *mdoc, int ppos, int tok) |
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Line 104 rewind_line(struct mdoc *mdoc, int ppos, int tok) |
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static int |
static int |
rewind_exp(struct mdoc *mdoc, int ppos, int tok, int tt) |
rewind_expblock(struct mdoc *mdoc, int ppos, int tok, int tt) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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Line 92 rewind_exp(struct mdoc *mdoc, int ppos, int tok, int t |
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Line 116 rewind_exp(struct mdoc *mdoc, int ppos, int tok, int t |
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continue; |
continue; |
if (tt == n->data.block.tok) |
if (tt == n->data.block.tok) |
break; |
break; |
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if (MDOC_NESTED & mdoc_macros[n->data.block.tok].flags) |
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continue; |
return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
return(mdoc_err(mdoc, tok, ppos, ERR_SCOPE_BREAK)); |
} |
} |
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Line 106 rewind_exp(struct mdoc *mdoc, int ppos, int tok, int t |
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Line 132 rewind_exp(struct mdoc *mdoc, int ppos, int tok, int t |
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static int |
static int |
rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
rewind_impblock(struct mdoc *mdoc, int ppos, int tok) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
int t; |
int t; |
Line 132 rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
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Line 158 rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
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} |
} |
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static int |
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append_delims(struct mdoc *mdoc, int tok, int *pos, char *buf) |
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{ |
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int c, lastarg; |
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char *p; |
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if (0 == buf[*pos]) |
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return(1); |
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for (;;) { |
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lastarg = *pos; |
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c = mdoc_args(mdoc, tok, pos, buf, 0, &p); |
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if (ARGS_ERROR == c) |
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return(0); |
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else if (ARGS_EOLN == c) |
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break; |
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assert(mdoc_isdelim(p)); |
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mdoc_word_alloc(mdoc, lastarg, p); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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} |
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return(1); |
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} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
int |
int |
macro_close_explicit(MACRO_PROT_ARGS) |
macro_close_explicit(MACRO_PROT_ARGS) |
{ |
{ |
int tt; |
int tt, j, c, lastarg, maxargs, flushed; |
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char *p; |
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switch (tok) { |
switch (tok) { |
case (MDOC_El): |
case (MDOC_Ac): |
tt = MDOC_Bl; |
tt = MDOC_Ao; |
break; |
break; |
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case (MDOC_Bc): |
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tt = MDOC_Bo; |
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break; |
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case (MDOC_Dc): |
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tt = MDOC_Do; |
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break; |
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case (MDOC_Ec): |
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tt = MDOC_Eo; |
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break; |
case (MDOC_Ed): |
case (MDOC_Ed): |
tt = MDOC_Bd; |
tt = MDOC_Bd; |
break; |
break; |
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case (MDOC_Ef): |
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tt = MDOC_Bf; |
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break; |
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case (MDOC_Ek): |
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tt = MDOC_Bk; |
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break; |
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case (MDOC_El): |
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tt = MDOC_Bl; |
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break; |
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case (MDOC_Fo): |
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tt = MDOC_Fc; |
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break; |
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case (MDOC_Oc): |
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tt = MDOC_Oo; |
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break; |
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case (MDOC_Pc): |
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tt = MDOC_Po; |
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break; |
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case (MDOC_Qc): |
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tt = MDOC_Qo; |
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break; |
case (MDOC_Re): |
case (MDOC_Re): |
tt = MDOC_Rs; |
tt = MDOC_Rs; |
break; |
break; |
case (MDOC_Ef): |
case (MDOC_Sc): |
tt = MDOC_Bf; |
tt = MDOC_So; |
break; |
break; |
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case (MDOC_Xc): |
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tt = MDOC_Xo; |
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break; |
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
/* NOTREACHED */ |
} |
} |
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if (0 != buf[*pos]) |
switch (tok) { |
return(mdoc_err(mdoc, tok, ppos, ERR_ARGS_EQ0)); |
case (MDOC_Ec): |
return(rewind_exp(mdoc, ppos, tok, tt)); |
maxargs = 1; |
} |
break; |
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default: |
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maxargs = 0; |
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break; |
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} |
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if ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)) { |
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if ( ! rewind_expblock(mdoc, ppos, tok, tt)) |
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return(0); |
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if (0 != buf[*pos]) |
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return(mdoc_err(mdoc, tok, *pos, ERR_ARGS_EQ0)); |
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return(1); |
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} |
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static int |
if ( ! rewind_body(mdoc, ppos, tok, tt)) |
append_delims(struct mdoc *mdoc, int tok, int *pos, char *buf) |
return(0); |
{ |
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int c, lastarg; |
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char *p; |
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if (0 == buf[*pos]) |
lastarg = ppos; |
return(1); |
flushed = 0; |
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for (;;) { |
if (maxargs > 0) { |
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mdoc_tail_alloc(mdoc, ppos, tt); |
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mdoc->next = MDOC_NEXT_CHILD; |
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} |
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for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
lastarg = *pos; |
lastarg = *pos; |
c = mdoc_args(mdoc, tok, pos, buf, 0, &p); |
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if (j == maxargs && ! flushed) { |
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if ( ! rewind_expblock(mdoc, ppos, tok, tt)) |
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return(0); |
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flushed = 1; |
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} |
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c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == c) |
return(0); |
return(0); |
else if (ARGS_EOLN == c) |
if (ARGS_PUNCT == c) |
break; |
break; |
assert(mdoc_isdelim(p)); |
if (ARGS_EOLN == c) |
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break; |
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if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
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if ( ! flushed) { |
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if ( ! rewind_expblock(mdoc, ppos, tok, tt)) |
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return(0); |
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flushed = 1; |
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} |
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if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
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return(0); |
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break; |
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} |
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mdoc_word_alloc(mdoc, lastarg, p); |
mdoc_word_alloc(mdoc, lastarg, p); |
mdoc->next = MDOC_NEXT_SIBLING; |
mdoc->next = MDOC_NEXT_SIBLING; |
} |
} |
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return(1); |
if (MDOC_LINEARG_MAX == j) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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if ( ! flushed) |
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if ( ! rewind_expblock(mdoc, ppos, tok, tt)) |
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return(0); |
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if (ppos > 1) |
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return(1); |
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return(append_delims(mdoc, tok, pos, buf)); |
} |
} |
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Line 298 macro_scoped(MACRO_PROT_ARGS) |
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Line 425 macro_scoped(MACRO_PROT_ARGS) |
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assert ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)); |
assert ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)); |
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if ( ! (MDOC_EXPLICIT & mdoc_macros[tok].flags)) |
if ( ! (MDOC_EXPLICIT & mdoc_macros[tok].flags) && |
if ( ! rewind_imp(mdoc, ppos, tok)) |
! (MDOC_NESTED & mdoc_macros[tok].flags)) |
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if ( ! rewind_impblock(mdoc, ppos, tok)) |
return(0); |
return(0); |
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lastarg = ppos; |
lastarg = ppos; |
Line 334 macro_scoped(MACRO_PROT_ARGS) |
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Line 462 macro_scoped(MACRO_PROT_ARGS) |
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mdoc_word_alloc(mdoc, lastarg, &buf[*pos]); |
mdoc_word_alloc(mdoc, lastarg, &buf[*pos]); |
mdoc->next = MDOC_NEXT_SIBLING; |
mdoc->next = MDOC_NEXT_SIBLING; |
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if ( ! rewind_line(mdoc, ppos, tok)) |
if ( ! rewind_head(mdoc, ppos, tok)) |
return(0); |
return(0); |
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while (buf[*pos]) |
while (buf[*pos]) |
(*pos)++; |
(*pos)++; |
} |
} |
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#if 0 |
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/* Post-processing. */ |
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switch (tok) { |
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case (MDOC_Sh): |
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sec = mdoc_atosec((size_t)sz, _CC(args)); |
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if (SEC_CUSTOM != sec) |
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mdoc->sec_lastn = sec; |
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mdoc->sec_last = sec; |
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break; |
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default: |
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break; |
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} |
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#endif |
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mdoc_body_alloc(mdoc, ppos, tok); |
mdoc_body_alloc(mdoc, ppos, tok); |
mdoc->next = MDOC_NEXT_CHILD; |
mdoc->next = MDOC_NEXT_CHILD; |
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Line 412 macro_scoped_line(MACRO_PROT_ARGS) |
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Line 526 macro_scoped_line(MACRO_PROT_ARGS) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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if (1 == ppos) { |
if (1 == ppos) { |
if ( ! rewind_line(mdoc, ppos, tok)) |
if ( ! rewind_head(mdoc, ppos, tok)) |
return(0); |
return(0); |
if ( ! append_delims(mdoc, tok, pos, buf)) |
if ( ! append_delims(mdoc, tok, pos, buf)) |
return(0); |
return(0); |
} |
} |
return(rewind_imp(mdoc, ppos, tok)); |
return(rewind_impblock(mdoc, ppos, tok)); |
} |
} |
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int |
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macro_constant_scoped(MACRO_PROT_ARGS) |
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{ |
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int lastarg, flushed, j, c, maxargs; |
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char *p; |
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lastarg = ppos; |
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flushed = 0; |
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switch (tok) { |
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case (MDOC_Eo): |
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maxargs = 1; |
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break; |
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default: |
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maxargs = 0; |
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break; |
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} |
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if ( ! mdoc_valid_pre(mdoc, tok, ppos, 0, NULL)) |
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return(0); |
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mdoc_block_alloc(mdoc, ppos, tok, 0, NULL); |
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mdoc->next = MDOC_NEXT_CHILD; |
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if (0 == maxargs) { |
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mdoc_body_alloc(mdoc, ppos, tok); |
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flushed = 1; |
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} else |
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mdoc_head_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
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lastarg = *pos; |
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if (j == maxargs && ! flushed) { |
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if ( ! rewind_head(mdoc, ppos, tok)) |
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return(0); |
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flushed = 1; |
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mdoc_body_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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} |
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c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
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if (ARGS_ERROR == c) |
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return(0); |
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if (ARGS_PUNCT == c) |
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break; |
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if (ARGS_EOLN == c) |
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break; |
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if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
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if ( ! flushed) { |
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if ( ! rewind_head(mdoc, ppos, tok)) |
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return(0); |
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flushed = 1; |
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mdoc_body_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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} |
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if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
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return(0); |
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break; |
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} |
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if ( ! flushed && mdoc_isdelim(p)) { |
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if ( ! rewind_head(mdoc, ppos, tok)) |
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return(0); |
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flushed = 1; |
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mdoc_body_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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} |
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mdoc_word_alloc(mdoc, lastarg, p); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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} |
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if (MDOC_LINEARG_MAX == j) |
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return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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if ( ! flushed) { |
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if ( ! rewind_head(mdoc, ppos, tok)) |
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return(0); |
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mdoc_body_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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} |
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if (ppos > 1) |
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return(1); |
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return(append_delims(mdoc, tok, pos, buf)); |
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} |
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/* |
/* |
* Delimited macros are like text macros except that, should punctuation |
* Delimited macros are like text macros except that, should punctuation |
* be encountered, the macro isn't re-started with remaining tokens |
* be encountered, the macro isn't re-started with remaining tokens |
Line 478 macro_constant_delimited(MACRO_PROT_ARGS) |
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Line 684 macro_constant_delimited(MACRO_PROT_ARGS) |
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break; |
break; |
} |
} |
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if (mdoc_isdelim(p)) { |
if ( ! flushed && mdoc_isdelim(p)) { |
if ( ! rewind_elem(mdoc, ppos, tok)) |
if ( ! rewind_elem(mdoc, ppos, tok)) |
return(0); |
return(0); |
flushed = 1; |
flushed = 1; |
Line 488 macro_constant_delimited(MACRO_PROT_ARGS) |
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Line 694 macro_constant_delimited(MACRO_PROT_ARGS) |
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mdoc->next = MDOC_NEXT_SIBLING; |
mdoc->next = MDOC_NEXT_SIBLING; |
} |
} |
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if ( ! flushed && rewind_elem(mdoc, ppos, tok)) |
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return(0); |
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if (MDOC_LINEARG_MAX == j) |
if (MDOC_LINEARG_MAX == j) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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if ( ! flushed && rewind_elem(mdoc, ppos, tok)) |
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return(0); |
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if (ppos > 1) |
if (ppos > 1) |
return(1); |
return(1); |