version 1.18, 2009/01/03 18:38:39 |
version 1.19, 2009/01/03 22:10:22 |
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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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#define _CC(p) ((const char **)p) |
static int rewind_elem(struct mdoc *, int, int); |
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static int rewind_imp(struct mdoc *, int, int); |
static int scope_rewind_imp(struct mdoc *, int, int); |
static int rewind_exp(struct mdoc *, int, int, int); |
static int scope_rewind_exp(struct mdoc *, int, int, int); |
static int rewind_line(struct mdoc *, int, int); |
static int scope_rewind_line(struct mdoc *, int, int); |
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static int append_text(struct mdoc *, int, |
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int, int, char *[]); |
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static int append_text_argv(struct mdoc *, int, int, |
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int, char *[], int, const struct mdoc_arg *); |
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static int append_delims(struct mdoc *, int, int *, char *); |
static int append_delims(struct mdoc *, int, int *, char *); |
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static int |
static int |
scope_rewind_line(struct mdoc *mdoc, int ppos, int tok) |
rewind_elem(struct mdoc *mdoc, int ppos, int tok) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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n = mdoc->last; |
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if (MDOC_ELEM != n->type) |
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n = n->parent; |
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assert(MDOC_ELEM == n->type); |
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assert(tok == n->data.elem.tok); |
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mdoc->last = n; |
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mdoc->next = MDOC_NEXT_SIBLING; |
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return(mdoc_valid_post(mdoc, tok, ppos)); |
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} |
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static int |
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rewind_line(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 65 scope_rewind_line(struct mdoc *mdoc, int ppos, int tok |
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Line 77 scope_rewind_line(struct mdoc *mdoc, int ppos, int tok |
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static int |
static int |
scope_rewind_exp(struct mdoc *mdoc, int ppos, int tok, int tt) |
rewind_exp(struct mdoc *mdoc, int ppos, int tok, int tt) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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Line 88 scope_rewind_exp(struct mdoc *mdoc, int ppos, int tok, |
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Line 100 scope_rewind_exp(struct mdoc *mdoc, int ppos, int tok, |
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} |
} |
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/* ARGSUSED */ |
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int |
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macro_close_explicit(MACRO_PROT_ARGS) |
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{ |
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int tt; |
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switch (tok) { |
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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_Ed): |
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tt = MDOC_Bd; |
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break; |
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case (MDOC_Re): |
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tt = MDOC_Rs; |
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break; |
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case (MDOC_Ef): |
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tt = MDOC_Bf; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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if (0 != buf[*pos]) |
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return(mdoc_err(mdoc, tok, ppos, ERR_ARGS_EQ0)); |
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return(scope_rewind_exp(mdoc, ppos, tok, tt)); |
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} |
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static int |
static int |
scope_rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
int t; |
int t; |
Line 109 scope_rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
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Line 151 scope_rewind_imp(struct mdoc *mdoc, int ppos, int tok) |
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mdoc->last = n ? n : mdoc->last; |
mdoc->last = n ? n : mdoc->last; |
mdoc->next = MDOC_NEXT_SIBLING; |
mdoc->next = MDOC_NEXT_SIBLING; |
return(mdoc_valid_post(mdoc, tok, ppos)); |
return(1); |
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/*return(mdoc_valid_post(mdoc, tok, ppos));*/ |
} |
} |
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Line 138 append_delims(struct mdoc *mdoc, int tok, int *pos, ch |
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Line 181 append_delims(struct mdoc *mdoc, int tok, int *pos, ch |
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} |
} |
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static int |
/* |
append_text_argv(struct mdoc *mdoc, int tok, int pos, |
* A general text domain macro. When invoked, this opens a scope that |
int sz, char *args[], |
* accepts words until either end-of-line, only-punctuation, or a |
int argc, const struct mdoc_arg *argv) |
* callable macro. If the word is punctuation (not only-punctuation), |
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* then the scope is closed out, the punctuation appended, then the |
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* scope opened again. If any terminating conditions are met, the scope |
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* is closed out. If this is the first macro in the line and |
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* only-punctuation remains, this punctuation is flushed. |
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*/ |
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int |
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macro_text(MACRO_PROT_ARGS) |
{ |
{ |
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int lastarg, lastpunct, c, sz, fl, argc; |
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struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
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char *p; |
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if ( ! mdoc_valid_pre(mdoc, tok, pos, 0, NULL, argc, argv)) |
lastarg = ppos; |
return(0); |
lastpunct = 0; |
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switch (tok) { |
for (argc = 0; argc < MDOC_LINEARG_MAX; argc++) { |
case (MDOC_Pf): |
lastarg = *pos; |
/* TODO: only use first two arguments in element. */ |
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break; |
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default: |
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break; |
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} |
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mdoc_elem_alloc(mdoc, pos, tok, (size_t)argc, |
c = mdoc_argv(mdoc, tok, &argv[argc], pos, buf); |
argv, (size_t)sz, _CC(args)); |
if (ARGV_EOLN == c || ARGV_WORD == c) |
mdoc->next = MDOC_NEXT_SIBLING; |
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return(1); |
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} |
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static int |
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append_text(struct mdoc *mdoc, int tok, |
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int pos, int sz, char *args[]) |
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{ |
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if ( ! mdoc_valid_pre(mdoc, tok, pos, sz, _CC(args), 0, NULL)) |
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return(0); |
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switch (tok) { |
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/* |
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* FIXME: deprecate this "feature" of mdoc(7). |
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*/ |
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case (MDOC_At): |
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if (0 == sz) |
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break; |
break; |
if (ATT_DEFAULT == mdoc_atoatt(args[0])) { |
else if (ARGV_ARG == c) |
mdoc_elem_alloc(mdoc, pos, tok, |
continue; |
0, NULL, 0, NULL); |
mdoc_argv_free(argc, argv); |
mdoc->next = MDOC_NEXT_SIBLING; |
return(0); |
mdoc_word_alloc(mdoc, pos, args[0]); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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} else { |
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mdoc_elem_alloc(mdoc, pos, tok, 0, |
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NULL, 1, _CC(&args[0])); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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} |
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if (sz > 1) |
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mdoc_word_alloc(mdoc, pos, args[1]); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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return(1); |
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default: |
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break; |
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} |
} |
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mdoc_elem_alloc(mdoc, pos, tok, 0, NULL, (size_t)sz, _CC(args)); |
if ( ! mdoc_valid_pre(mdoc, tok, ppos, argc, argv)) { |
mdoc->next = MDOC_NEXT_SIBLING; |
mdoc_argv_free(argc, argv); |
return(1); |
return(0); |
} |
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int |
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macro_text(MACRO_PROT_ARGS) |
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{ |
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int lastarg, lastpunct, c, j, fl; |
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char *args[MDOC_LINEARG_MAX]; |
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/* Token pre-processing. */ |
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switch (tok) { |
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/* FIXME: move to validate.c. */ |
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case (MDOC_Pp): |
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/* `.Pp' ignored when following `.Sh' or `.Ss'. */ |
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assert(mdoc->last); |
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if (MDOC_BODY != mdoc->last->type) |
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break; |
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switch (mdoc->last->data.body.tok) { |
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case (MDOC_Ss): |
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/* FALLTHROUGH */ |
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case (MDOC_Sh): |
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if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_AFTER_BLK)) |
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return(0); |
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return(1); |
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default: |
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break; |
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} |
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break; |
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default: |
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break; |
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} |
} |
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/* Process line parameters. */ |
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j = 0; |
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lastarg = ppos; |
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lastpunct = 0; |
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fl = ARGS_DELIM; |
fl = ARGS_DELIM; |
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if (MDOC_QUOTABLE & mdoc_macros[tok].flags) |
if (MDOC_QUOTABLE & mdoc_macros[tok].flags) |
fl |= ARGS_QUOTED; |
fl |= ARGS_QUOTED; |
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again: |
mdoc_elem_alloc(mdoc, lastarg, tok, argc, argv); |
if (j == MDOC_LINEARG_MAX) |
mdoc->next = MDOC_NEXT_CHILD; |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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/* |
for (lastpunct = sz = 0; sz + argc < MDOC_LINEARG_MAX; sz++) { |
* Parse out the next argument, unquoted and unescaped. If |
lastarg = *pos; |
* we're a word (which may be punctuation followed eventually by |
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* a real word), then fall into checking for callables. If |
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* only punctuation remains and we're the first, then flush |
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* arguments, punctuation and exit; else, return to the caller. |
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*/ |
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lastarg = *pos; |
if (lastpunct) { |
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mdoc_elem_alloc(mdoc, lastarg, tok, argc, argv); |
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mdoc->next = MDOC_NEXT_CHILD; |
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lastpunct = 0; |
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} |
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switch (mdoc_args(mdoc, tok, pos, buf, fl, &args[j])) { |
c = mdoc_args(mdoc, tok, pos, buf, fl, &p); |
case (ARGS_ERROR): |
if (ARGS_ERROR == c) { |
return(0); |
mdoc_argv_free(argc, argv); |
case (ARGS_WORD): |
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break; |
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case (ARGS_PUNCT): |
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if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
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return(0); |
return(0); |
if (ppos > 1) |
} |
return(1); |
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return(append_delims(mdoc, tok, pos, buf)); |
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case (ARGS_EOLN): |
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if (lastpunct) |
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return(1); |
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return(append_text(mdoc, tok, ppos, j, args)); |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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/* |
if (ARGS_EOLN == c) |
* Command found. First flush out arguments, then call the |
break; |
* command. If we're the line macro when it exits, flush |
if (ARGS_PUNCT == c) |
* terminal punctuation. |
break; |
*/ |
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if (MDOC_MAX != (c = mdoc_find(mdoc, args[j]))) { |
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
if ( ! rewind_elem(mdoc, ppos, tok)) { |
return(0); |
mdoc_argv_free(argc, argv); |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
return(0); |
return(0); |
} |
if (ppos > 1) |
mdoc_argv_free(argc, argv); |
return(1); |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
return(append_delims(mdoc, tok, pos, buf)); |
return(0); |
} |
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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/* Word/non-term-punctuation found. */ |
if (mdoc_isdelim(p)) { |
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if ( ! rewind_elem(mdoc, ppos, tok)) { |
if ( ! mdoc_isdelim(args[j])) { |
mdoc_argv_free(argc, argv); |
/* Words are appended to the array of arguments. */ |
return(0); |
j++; |
} |
lastpunct = 0; |
lastpunct = 1; |
goto again; |
} |
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mdoc_word_alloc(mdoc, lastarg, p); |
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mdoc->next = MDOC_NEXT_SIBLING; |
} |
} |
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/* |
mdoc_argv_free(argc, argv); |
* For punctuation, flush all collected words, then flush |
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* punctuation, then start collecting again. Of course, this |
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* is non-terminal punctuation. |
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*/ |
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if ( ! lastpunct && ! append_text(mdoc, tok, ppos, j, args)) |
if (sz == MDOC_LINEARG_MAX) |
return(0); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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mdoc_word_alloc(mdoc, lastarg, args[j]); |
if ( ! rewind_elem(mdoc, ppos, tok)) |
mdoc->next = MDOC_NEXT_SIBLING; |
return(0); |
j = 0; |
if (ppos > 1) |
lastpunct = 1; |
return(1); |
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return(append_delims(mdoc, tok, pos, buf)); |
goto again; |
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/* NOTREACHED */ |
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} |
} |
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/* |
/* ARGSUSED */ |
* Multi-line-scoped macro. |
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*/ |
int |
int |
macro_close_explicit(MACRO_PROT_ARGS) |
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{ |
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int tt; |
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/* |
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* First close out the explicit scope. The `end' tags (such as |
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* `.El' to `.Bl' don't cause anything to happen: we merely |
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* readjust our last parse point. |
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*/ |
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switch (tok) { |
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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_Ed): |
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tt = MDOC_Bd; |
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break; |
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case (MDOC_Re): |
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tt = MDOC_Rs; |
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break; |
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case (MDOC_Ef): |
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tt = MDOC_Bf; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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if (0 != buf[*pos]) |
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return(mdoc_err(mdoc, tok, ppos, ERR_ARGS_EQ0)); |
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return(scope_rewind_exp(mdoc, ppos, tok, tt)); |
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} |
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int |
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macro_scoped(MACRO_PROT_ARGS) |
macro_scoped(MACRO_PROT_ARGS) |
{ |
{ |
int i, c, lastarg, argc, sz; |
int c, lastarg, argc; |
char *args[MDOC_LINEARG_MAX]; |
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struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
enum mdoc_sec sec; |
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struct mdoc_node *n; |
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assert ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)); |
assert ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)); |
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/* Token pre-processing. */ |
if ( ! (MDOC_EXPLICIT & mdoc_macros[tok].flags)) |
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if ( ! rewind_imp(mdoc, ppos, tok)) |
switch (tok) { |
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case (MDOC_Bl): |
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/* FALLTHROUGH */ |
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case (MDOC_Bd): |
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/* `.Pp' ignored when preceding `.Bl' or `.Bd'. */ |
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assert(mdoc->last); |
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if (MDOC_ELEM != mdoc->last->type) |
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break; |
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if (MDOC_Pp != mdoc->last->data.elem.tok) |
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break; |
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if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_BEFORE_BLK)) |
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return(0); |
return(0); |
assert(mdoc->last->prev); |
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n = mdoc->last; |
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mdoc->last = mdoc->last->prev; |
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mdoc->last->next = NULL; |
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mdoc_node_free(n); |
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break; |
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case (MDOC_Sh): |
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/* FALLTHROUGH */ |
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case (MDOC_Ss): |
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if ( ! scope_rewind_imp(mdoc, ppos, tok)) |
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return(0); |
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/* `.Pp' ignored when preceding `.Ss' or `.Sh'. */ |
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if (NULL == mdoc->last) |
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break; |
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if (MDOC_ELEM != mdoc->last->type) |
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break; |
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if (MDOC_Pp != mdoc->last->data.elem.tok) |
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break; |
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if ( ! mdoc_warn(mdoc, tok, ppos, WARN_IGN_BEFORE_BLK)) |
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return(0); |
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assert(mdoc->last->prev); |
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n = mdoc->last; |
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mdoc_msg(mdoc, ppos, "removing prior `Pp' macro"); |
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mdoc->last = mdoc->last->prev; |
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mdoc->last->next = NULL; |
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mdoc_node_free(n); |
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break; |
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default: |
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break; |
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} |
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/* Argument processing. */ |
lastarg = ppos; |
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lastarg = *pos; |
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for (argc = 0; argc < MDOC_LINEARG_MAX; argc++) { |
for (argc = 0; argc < MDOC_LINEARG_MAX; argc++) { |
lastarg = *pos; |
lastarg = *pos; |
c = mdoc_argv(mdoc, tok, &argv[argc], pos, buf); |
c = mdoc_argv(mdoc, tok, &argv[argc], pos, buf); |
Line 430 macro_scoped(MACRO_PROT_ARGS) |
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Line 309 macro_scoped(MACRO_PROT_ARGS) |
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return(0); |
return(0); |
} |
} |
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/* Parameter processing. */ |
if ( ! mdoc_valid_pre(mdoc, tok, ppos, argc, argv)) { |
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for (sz = 0; argc + sz < MDOC_LINEARG_MAX; sz++) { |
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lastarg = *pos; |
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c = mdoc_args(mdoc, tok, pos, buf, 0, &args[sz]); |
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if (ARGS_EOLN == c) |
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break; |
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if (ARGS_WORD == c) |
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continue; |
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mdoc_argv_free(argc, argv); |
mdoc_argv_free(argc, argv); |
return(0); |
return(0); |
} |
} |
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if (MDOC_LINEARG_MAX == (argc + sz)) { |
mdoc_block_alloc(mdoc, ppos, tok, (size_t)argc, argv); |
mdoc_argv_free(argc, argv); |
mdoc->next = MDOC_NEXT_CHILD; |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
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} |
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/* Post-processing. */ |
mdoc_argv_free(argc, argv); |
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if ( ! mdoc_valid_pre(mdoc, tok, ppos, sz, _CC(args), argc, argv)) { |
/* XXX - Assumes header isn't parsed! */ |
mdoc_argv_free(argc, argv); |
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return(0); |
if (0 != buf[*pos]) { |
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mdoc_head_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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mdoc_word_alloc(mdoc, lastarg, &buf[*pos]); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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if ( ! rewind_line(mdoc, ppos, tok)) |
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return(0); |
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while (buf[*pos]) |
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(*pos)++; |
} |
} |
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#if 0 |
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/* Post-processing. */ |
switch (tok) { |
switch (tok) { |
case (MDOC_Sh): |
case (MDOC_Sh): |
sec = mdoc_atosec((size_t)sz, _CC(args)); |
sec = mdoc_atosec((size_t)sz, _CC(args)); |
Line 465 macro_scoped(MACRO_PROT_ARGS) |
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Line 347 macro_scoped(MACRO_PROT_ARGS) |
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default: |
default: |
break; |
break; |
} |
} |
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#endif |
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mdoc_block_alloc(mdoc, ppos, tok, (size_t)argc, argv); |
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mdoc->next = MDOC_NEXT_CHILD; |
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mdoc_argv_free(argc, argv); |
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if (sz > 0) { |
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mdoc_head_alloc(mdoc, ppos, tok); |
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mdoc->next = MDOC_NEXT_CHILD; |
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for (i = 0; i < sz; i++) { |
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mdoc_word_alloc(mdoc, ppos, args[i]); |
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mdoc->next = MDOC_NEXT_SIBLING; |
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} |
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if ( ! scope_rewind_line(mdoc, ppos, tok)) |
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return(0); |
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} |
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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 491 macro_scoped(MACRO_PROT_ARGS) |
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Line 356 macro_scoped(MACRO_PROT_ARGS) |
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} |
} |
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/* |
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* When scoped to a line, a macro encompasses all of the contents. This |
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* differs from constants or text macros, where a new macro will |
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* terminate the existing context. |
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*/ |
int |
int |
macro_scoped_line(MACRO_PROT_ARGS) |
macro_scoped_line(MACRO_PROT_ARGS) |
{ |
{ |
int lastarg, c, j; |
int lastarg, c, j; |
char *p; |
char *p; |
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assert(1 == ppos); |
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mdoc_block_alloc(mdoc, ppos, tok, 0, NULL); |
mdoc_block_alloc(mdoc, ppos, tok, 0, NULL); |
mdoc->next = MDOC_NEXT_CHILD; |
mdoc->next = MDOC_NEXT_CHILD; |
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mdoc_head_alloc(mdoc, ppos, tok); |
mdoc_head_alloc(mdoc, ppos, tok); |
mdoc->next = MDOC_NEXT_CHILD; |
mdoc->next = MDOC_NEXT_CHILD; |
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if ( ! mdoc_valid_pre(mdoc, tok, ppos, 0, NULL, 0, NULL)) |
/* XXX - no known argument macros. */ |
|
|
|
if ( ! mdoc_valid_pre(mdoc, tok, ppos, 0, NULL)) |
return(0); |
return(0); |
|
|
/* Process line parameters. */ |
/* Process line parameters. */ |
|
|
j = 0; |
for (lastarg = ppos, j = 0; j < MDOC_LINEARG_MAX; j++) { |
lastarg = ppos; |
lastarg = *pos; |
|
c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
|
|
again: |
if (ARGS_ERROR == c) |
if (j == MDOC_LINEARG_MAX) |
return(0); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
if (ARGS_PUNCT == c) |
|
break; |
|
if (ARGS_EOLN == c) |
|
break; |
|
|
lastarg = *pos; |
if (MDOC_MAX == (c = mdoc_find(mdoc, p))) { |
c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
mdoc_word_alloc(mdoc, lastarg, p); |
|
mdoc->next = MDOC_NEXT_SIBLING; |
|
continue; |
|
} |
|
|
switch (c) { |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
case (ARGS_ERROR): |
|
return(0); |
|
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if (ppos > 1) |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
if ( ! scope_rewind_line(mdoc, ppos, tok)) |
|
return(0); |
return(0); |
if ( ! append_delims(mdoc, tok, pos, buf)) |
break; |
return(0); |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
case (ARGS_EOLN): |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
} |
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
if (j == MDOC_LINEARG_MAX) |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
|
|
|
if (1 == ppos) { |
|
if ( ! rewind_line(mdoc, ppos, tok)) |
return(0); |
return(0); |
if (ppos > 1) |
|
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
if ( ! scope_rewind_line(mdoc, ppos, tok)) |
|
return(0); |
|
if ( ! append_delims(mdoc, tok, pos, buf)) |
if ( ! append_delims(mdoc, tok, pos, buf)) |
return(0); |
return(0); |
return(scope_rewind_imp(mdoc, ppos, tok)); |
|
} |
} |
|
return(rewind_imp(mdoc, ppos, tok)); |
if (mdoc_isdelim(p)) |
|
j = 0; |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
|
mdoc->next = MDOC_NEXT_SIBLING; |
|
goto again; |
|
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
/* |
/* |
* FIXME: like in with macro_constant, have the append_ routine chop the |
* Delimited macros are like text macros except that, should punctuation |
* number of requisite arguments (this is ugly when done in-line). |
* be encountered, the macro isn't re-started with remaining tokens |
|
* (it's only emitted once). Delimited macros can have a maximum number |
|
* of arguments. |
*/ |
*/ |
int |
int |
macro_constant_delimited(MACRO_PROT_ARGS) |
macro_constant_delimited(MACRO_PROT_ARGS) |
{ |
{ |
int lastarg, flushed, c, maxargs; |
int lastarg, flushed, j, c, maxargs; |
char *p; |
char *p; |
|
|
/* Process line parameters. */ |
|
|
|
lastarg = ppos; |
lastarg = ppos; |
flushed = 0; |
flushed = 0; |
|
|
/* Token pre-processing. */ |
|
|
|
switch (tok) { |
switch (tok) { |
case (MDOC_No): |
case (MDOC_No): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
Line 592 macro_constant_delimited(MACRO_PROT_ARGS) |
|
Line 443 macro_constant_delimited(MACRO_PROT_ARGS) |
|
break; |
break; |
} |
} |
|
|
again: |
mdoc_elem_alloc(mdoc, lastarg, tok, 0, NULL); |
lastarg = *pos; |
mdoc->next = MDOC_NEXT_CHILD; |
|
|
switch (mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p)) { |
for (j = 0; j < MDOC_LINEARG_MAX; j++) { |
case (ARGS_ERROR): |
lastarg = *pos; |
return(0); |
|
case (ARGS_WORD): |
|
break; |
|
case (ARGS_PUNCT): |
|
if ( ! flushed && ! append_text(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
if (ppos > 1) |
|
return(1); |
|
return(append_delims(mdoc, tok, pos, buf)); |
|
case (ARGS_EOLN): |
|
if (flushed) |
|
return(1); |
|
return(append_text(mdoc, tok, ppos, 0, &p)); |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
|
|
|
/* Accepts no arguments: flush out symbol and continue. */ |
if (j == maxargs && ! flushed) { |
|
if ( ! rewind_elem(mdoc, ppos, tok)) |
|
return(0); |
|
flushed = 1; |
|
} |
|
|
if ( ! flushed && 0 == maxargs) { |
c = mdoc_args(mdoc, tok, pos, buf, ARGS_DELIM, &p); |
if ( ! append_text(mdoc, tok, ppos, 0, &p)) |
if (ARGS_ERROR == c) |
return(0); |
return(0); |
flushed = 1; |
if (ARGS_PUNCT == c) |
} |
break; |
|
if (ARGS_EOLN == c) |
|
break; |
|
|
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
if (MDOC_MAX != (c = mdoc_find(mdoc, p))) { |
if ( ! flushed && ! append_text(mdoc, tok, ppos, 0, &p)) |
if ( ! flushed && ! rewind_elem(mdoc, ppos, tok)) |
return(0); |
return(0); |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
flushed = 1; |
return(0); |
if ( ! mdoc_macro(mdoc, c, lastarg, pos, buf)) |
if (ppos > 1) |
return(0); |
return(1); |
break; |
return(append_delims(mdoc, tok, pos, buf)); |
} |
|
|
|
if (mdoc_isdelim(p)) { |
|
if ( ! rewind_elem(mdoc, ppos, tok)) |
|
return(0); |
|
flushed = 1; |
|
} |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
|
mdoc->next = MDOC_NEXT_SIBLING; |
} |
} |
|
|
/* |
if ( ! flushed && rewind_elem(mdoc, ppos, tok)) |
* We only accept one argument; subsequent tokens are considered |
return(0); |
* as literal words (until a macro). |
|
*/ |
|
|
|
if ( ! flushed && ! mdoc_isdelim(p)) { |
if (MDOC_LINEARG_MAX == j) |
if ( ! append_text(mdoc, tok, ppos, 1, &p)) |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(0); |
|
flushed = 1; |
|
goto again; |
|
} else if ( ! flushed) { |
|
if ( ! append_text(mdoc, tok, ppos, 0, &p)) |
|
return(0); |
|
flushed = 1; |
|
} |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
if (ppos > 1) |
mdoc->next = MDOC_NEXT_SIBLING; |
return(1); |
goto again; |
return(append_delims(mdoc, tok, pos, buf)); |
/* NOTREACHED */ |
|
} |
} |
|
|
|
|
|
/* |
|
* Constant macros span an entire line: they constitute a macro and all |
|
* of its arguments and child data. |
|
*/ |
int |
int |
macro_constant(MACRO_PROT_ARGS) |
macro_constant(MACRO_PROT_ARGS) |
{ |
{ |
int c, lastarg, argc, sz, fl; |
int c, lastarg, argc, sz, fl; |
char *args[MDOC_LINEARG_MAX]; |
struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
struct mdoc_arg argv[MDOC_LINEARG_MAX]; |
char *p; |
|
|
fl = 0; |
fl = 0; |
if (MDOC_QUOTABLE & mdoc_macros[tok].flags) |
if (MDOC_QUOTABLE & mdoc_macros[tok].flags) |
Line 686 macro_constant(MACRO_PROT_ARGS) |
|
Line 528 macro_constant(MACRO_PROT_ARGS) |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
} |
} |
|
|
|
mdoc_elem_alloc(mdoc, ppos, tok, argc, argv); |
|
mdoc->next = MDOC_NEXT_CHILD; |
|
|
|
mdoc_argv_free(argc, argv); |
|
|
for (sz = 0; sz + argc < MDOC_LINEARG_MAX; sz++) { |
for (sz = 0; sz + argc < MDOC_LINEARG_MAX; sz++) { |
lastarg = *pos; |
lastarg = *pos; |
c = mdoc_args(mdoc, tok, pos, buf, fl, &args[sz]); |
c = mdoc_args(mdoc, tok, pos, buf, fl, &p); |
if (ARGS_ERROR == c) |
if (ARGS_ERROR == c) |
return(0); |
return(0); |
if (ARGS_EOLN == c) |
if (ARGS_EOLN == c) |
break; |
break; |
|
|
|
mdoc_word_alloc(mdoc, lastarg, p); |
|
mdoc->next = MDOC_NEXT_CHILD; |
} |
} |
|
|
if (MDOC_LINEARG_MAX == sz + argc) { |
if (MDOC_LINEARG_MAX == sz + argc) |
mdoc_argv_free(argc, argv); |
|
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
return(mdoc_err(mdoc, tok, lastarg, ERR_ARGS_MANY)); |
} |
|
|
|
c = append_text_argv(mdoc, tok, ppos, sz, args, argc, argv); |
return(rewind_elem(mdoc, ppos, tok)); |
mdoc_argv_free(argc, argv); |
|
return(c); |
|
} |
} |
|
|
|
|