version 1.90, 2010/07/01 22:35:54 |
version 1.101, 2011/01/25 15:17:18 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2010 Ingo Schwarze <schwarze@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 above |
* purpose with or without fee is hereby granted, provided that the above |
Line 33 enum rew { /* see rew_dohalt() */ |
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Line 34 enum rew { /* see rew_dohalt() */ |
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REWIND_NONE, |
REWIND_NONE, |
REWIND_THIS, |
REWIND_THIS, |
REWIND_MORE, |
REWIND_MORE, |
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REWIND_FORCE, |
REWIND_LATER, |
REWIND_LATER, |
REWIND_ERROR, |
REWIND_ERROR |
}; |
}; |
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static int blk_full(MACRO_PROT_ARGS); |
static int blk_full(MACRO_PROT_ARGS); |
Line 137 const struct mdoc_macro __mdoc_macros[MDOC_MAX] = { |
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Line 139 const struct mdoc_macro __mdoc_macros[MDOC_MAX] = { |
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{ blk_part_exp, MDOC_CALLABLE | MDOC_PARSED | MDOC_EXPLICIT }, /* Eo */ |
{ blk_part_exp, MDOC_CALLABLE | MDOC_PARSED | MDOC_EXPLICIT }, /* Eo */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Fx */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Fx */ |
{ in_line, MDOC_CALLABLE | MDOC_PARSED }, /* Ms */ |
{ in_line, MDOC_CALLABLE | MDOC_PARSED }, /* Ms */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* No */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED | MDOC_IGNDELIM }, /* No */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Ns */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED | MDOC_IGNDELIM }, /* Ns */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Nx */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Nx */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Ox */ |
{ in_line_argn, MDOC_CALLABLE | MDOC_PARSED }, /* Ox */ |
{ blk_exp_close, MDOC_EXPLICIT | MDOC_CALLABLE | MDOC_PARSED }, /* Pc */ |
{ blk_exp_close, MDOC_EXPLICIT | MDOC_CALLABLE | MDOC_PARSED }, /* Pc */ |
Line 206 mdoc_macroend(struct mdoc *m) |
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Line 208 mdoc_macroend(struct mdoc *m) |
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n = MDOC_VALID & m->last->flags ? m->last->parent : m->last; |
n = MDOC_VALID & m->last->flags ? m->last->parent : m->last; |
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for ( ; n; n = n->parent) { |
for ( ; n; n = n->parent) |
if (MDOC_BLOCK != n->type) |
if (MDOC_BLOCK == n->type && |
continue; |
MDOC_EXPLICIT & mdoc_macros[n->tok].flags) |
if ( ! (MDOC_EXPLICIT & mdoc_macros[n->tok].flags)) |
mdoc_nmsg(m, n, MANDOCERR_SCOPEEXIT); |
continue; |
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mdoc_nmsg(m, n, MANDOCERR_SYNTSCOPE); |
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return(0); |
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} |
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/* Rewind to the first. */ |
/* Rewind to the first. */ |
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Line 254 lookup_raw(const char *p) |
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Line 252 lookup_raw(const char *p) |
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static int |
static int |
rew_last(struct mdoc *mdoc, const struct mdoc_node *to) |
rew_last(struct mdoc *mdoc, const struct mdoc_node *to) |
{ |
{ |
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struct mdoc_node *n, *np; |
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assert(to); |
assert(to); |
mdoc->next = MDOC_NEXT_SIBLING; |
mdoc->next = MDOC_NEXT_SIBLING; |
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/* LINTED */ |
/* LINTED */ |
while (mdoc->last != to) { |
while (mdoc->last != to) { |
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/* |
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* Save the parent here, because we may delete the |
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* m->last node in the post-validation phase and reset |
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* it to m->last->parent, causing a step in the closing |
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* out to be lost. |
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*/ |
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np = mdoc->last->parent; |
if ( ! mdoc_valid_post(mdoc)) |
if ( ! mdoc_valid_post(mdoc)) |
return(0); |
return(0); |
if ( ! mdoc_action_post(mdoc)) |
n = mdoc->last; |
return(0); |
mdoc->last = np; |
mdoc->last = mdoc->last->parent; |
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assert(mdoc->last); |
assert(mdoc->last); |
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mdoc->last->last = n; |
} |
} |
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if ( ! mdoc_valid_post(mdoc)) |
return(mdoc_valid_post(mdoc)); |
return(0); |
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return(mdoc_action_post(mdoc)); |
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} |
} |
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Line 327 rew_alt(enum mdoct tok) |
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Line 331 rew_alt(enum mdoct tok) |
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* inside *p, so there is no need to rewind anything at all. |
* inside *p, so there is no need to rewind anything at all. |
* REWIND_THIS: *p matches tok, so rewind *p and nothing else. |
* REWIND_THIS: *p matches tok, so rewind *p and nothing else. |
* REWIND_MORE: *p is implicit, rewind it and keep searching for tok. |
* REWIND_MORE: *p is implicit, rewind it and keep searching for tok. |
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* REWIND_FORCE: *p is explicit, but tok is full, force rewinding *p. |
* REWIND_LATER: *p is explicit and still open, postpone rewinding. |
* REWIND_LATER: *p is explicit and still open, postpone rewinding. |
* REWIND_ERROR: No tok block is open at all. |
* REWIND_ERROR: No tok block is open at all. |
*/ |
*/ |
Line 420 rew_dohalt(enum mdoct tok, enum mdoc_type type, |
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Line 425 rew_dohalt(enum mdoct tok, enum mdoc_type type, |
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return(REWIND_MORE); |
return(REWIND_MORE); |
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/* |
/* |
* Partial blocks allow delayed rewinding by default. |
* By default, closing out full blocks |
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* forces closing of broken explicit blocks, |
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* while closing out partial blocks |
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* allows delayed rewinding by default. |
*/ |
*/ |
if (&blk_full != mdoc_macros[tok].fp) |
return (&blk_full == mdoc_macros[tok].fp ? |
return (REWIND_LATER); |
REWIND_FORCE : REWIND_LATER); |
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/* |
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* Full blocks can only be rewound when matching |
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* or when there is an explicit rule. |
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*/ |
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return(REWIND_ERROR); |
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} |
} |
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Line 520 make_pending(struct mdoc_node *broken, enum mdoct tok, |
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Line 522 make_pending(struct mdoc_node *broken, enum mdoct tok, |
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/* |
/* |
* Found no matching block for tok. |
* Found no matching block for tok. |
* Are you trying to close a block that is not open? |
* Are you trying to close a block that is not open? |
* XXX Make this non-fatal. |
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*/ |
*/ |
mdoc_pmsg(m, line, ppos, MANDOCERR_SYNTNOSCOPE); |
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return(0); |
return(0); |
} |
} |
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Line 540 rew_sub(enum mdoc_type t, struct mdoc *m, |
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Line 540 rew_sub(enum mdoc_type t, struct mdoc *m, |
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return(1); |
return(1); |
case (REWIND_THIS): |
case (REWIND_THIS): |
break; |
break; |
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case (REWIND_FORCE): |
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mdoc_vmsg(m, MANDOCERR_SCOPEBROKEN, line, ppos, |
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"%s breaks %s", mdoc_macronames[tok], |
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mdoc_macronames[n->tok]); |
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/* FALLTHROUGH */ |
case (REWIND_MORE): |
case (REWIND_MORE): |
n = n->parent; |
n = n->parent; |
continue; |
continue; |
case (REWIND_LATER): |
case (REWIND_LATER): |
return(make_pending(n, tok, m, line, ppos)); |
if (make_pending(n, tok, m, line, ppos) || |
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MDOC_BLOCK != t) |
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return(1); |
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/* FALLTHROUGH */ |
case (REWIND_ERROR): |
case (REWIND_ERROR): |
/* XXX Make this non-fatal. */ |
mdoc_pmsg(m, line, ppos, MANDOCERR_NOSCOPE); |
mdoc_vmsg(m, MANDOCERR_SCOPEFATAL, line, ppos, |
return(1); |
"%s cannot break %s", mdoc_macronames[tok], |
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mdoc_macronames[n->tok]); |
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return 0; |
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} |
} |
break; |
break; |
} |
} |
Line 609 append_delims(struct mdoc *m, int line, int *pos, char |
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Line 614 append_delims(struct mdoc *m, int line, int *pos, char |
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* knowing which symbols break this behaviour, for |
* knowing which symbols break this behaviour, for |
* example, `. ;' shouldn't propogate the double-space. |
* example, `. ;' shouldn't propogate the double-space. |
*/ |
*/ |
if (mandoc_eos(p, strlen(p))) |
if (mandoc_eos(p, strlen(p), 0)) |
m->last->flags |= MDOC_EOS; |
m->last->flags |= MDOC_EOS; |
} |
} |
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Line 678 blk_exp_close(MACRO_PROT_ARGS) |
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Line 683 blk_exp_close(MACRO_PROT_ARGS) |
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* postpone closing out the current block |
* postpone closing out the current block |
* until the rew_sub() closing out the sub-block. |
* until the rew_sub() closing out the sub-block. |
*/ |
*/ |
if ( ! make_pending(later, tok, m, line, ppos)) |
make_pending(later, tok, m, line, ppos); |
return(0); |
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/* |
/* |
* Mark the place where the formatting - but not |
* Mark the place where the formatting - but not |
Line 699 blk_exp_close(MACRO_PROT_ARGS) |
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Line 703 blk_exp_close(MACRO_PROT_ARGS) |
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if (later && |
if (later && |
MDOC_EXPLICIT & mdoc_macros[later->tok].flags) |
MDOC_EXPLICIT & mdoc_macros[later->tok].flags) |
continue; |
continue; |
if (MDOC_CALLABLE & mdoc_macros[n->tok].flags) { |
if (MDOC_CALLABLE & mdoc_macros[n->tok].flags) |
assert( ! (MDOC_ACTED & n->flags)); |
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later = n; |
later = n; |
} |
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} |
} |
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if ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)) { |
if ( ! (MDOC_CALLABLE & mdoc_macros[tok].flags)) { |
Line 793 in_line(MACRO_PROT_ARGS) |
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Line 795 in_line(MACRO_PROT_ARGS) |
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/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Fl): |
case (MDOC_Fl): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Lk): |
case (MDOC_Mt): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Nm): |
case (MDOC_Nm): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
Line 1146 blk_full(MACRO_PROT_ARGS) |
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Line 1148 blk_full(MACRO_PROT_ARGS) |
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if (MDOC_BLOCK == n->type && |
if (MDOC_BLOCK == n->type && |
MDOC_EXPLICIT & mdoc_macros[n->tok].flags && |
MDOC_EXPLICIT & mdoc_macros[n->tok].flags && |
! (MDOC_VALID & n->flags)) { |
! (MDOC_VALID & n->flags)) { |
assert( ! (MDOC_ACTED & n->flags)); |
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n->pending = head; |
n->pending = head; |
return(1); |
return(1); |
} |
} |
Line 1265 blk_part_imp(MACRO_PROT_ARGS) |
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Line 1266 blk_part_imp(MACRO_PROT_ARGS) |
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*/ |
*/ |
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if (n && MDOC_TEXT == n->type && n->string) |
if (n && MDOC_TEXT == n->type && n->string) |
if (mandoc_eos(n->string, strlen(n->string))) |
if (mandoc_eos(n->string, strlen(n->string), 1)) |
n->flags |= MDOC_EOS; |
n->flags |= MDOC_EOS; |
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/* Up-propogate the end-of-space flag. */ |
/* Up-propogate the end-of-space flag. */ |
Line 1284 blk_part_imp(MACRO_PROT_ARGS) |
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Line 1285 blk_part_imp(MACRO_PROT_ARGS) |
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if (MDOC_BLOCK == n->type && |
if (MDOC_BLOCK == n->type && |
MDOC_EXPLICIT & mdoc_macros[n->tok].flags && |
MDOC_EXPLICIT & mdoc_macros[n->tok].flags && |
! (MDOC_VALID & n->flags)) { |
! (MDOC_VALID & n->flags)) { |
assert( ! (MDOC_ACTED & n->flags)); |
make_pending(n, tok, m, line, ppos); |
if ( ! make_pending(n, tok, m, line, ppos)) |
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return(0); |
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if ( ! mdoc_endbody_alloc(m, line, ppos, |
if ( ! mdoc_endbody_alloc(m, line, ppos, |
tok, body, ENDBODY_NOSPACE)) |
tok, body, ENDBODY_NOSPACE)) |
return(0); |
return(0); |
Line 1462 in_line_argn(MACRO_PROT_ARGS) |
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Line 1461 in_line_argn(MACRO_PROT_ARGS) |
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case (MDOC_Ux): |
case (MDOC_Ux): |
maxargs = 0; |
maxargs = 0; |
break; |
break; |
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case (MDOC_Bx): |
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/* FALLTHROUGH */ |
case (MDOC_Xr): |
case (MDOC_Xr): |
maxargs = 2; |
maxargs = 2; |
break; |
break; |