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binpac: Allow more than one &require attribute on a field.

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Patch by François Pennaneach <francois.pennaneach@free.fr>.

BIT-1753 #close
This commit is contained in:
Johanna Amann 2016-11-30 10:18:23 -08:00 • committed by Tim Wojtulewicz
parent ffe92f487f
commit e4c168836e
2 changed files with 9 additions and 6 deletions
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13
tools/binpac/src/pac_type.cc
View file

@ -60,7 +60,7 @@ Type::Type(TypeType tot)
attr_multiline_end_ = 0;
attr_oneline_ = false;
attr_refcount_ = false;
attr_requires_ = 0;
attr_requires_ = new ExprList();
attr_restofdata_ = false;
attr_restofflow_ = false;
attr_transient_ = false;
@ -80,7 +80,7 @@ Type::~Type()
delete attr_if_expr_;
delete attr_length_expr_;
delete_list(ExprList, attr_checks_);
delete attr_requires_;
delete_list(ExprList, attr_requires_);
}
Type *Type::Clone() const
@ -203,7 +203,7 @@ void Type::ProcessAttr(Attr* a)
break;
case ATTR_REQUIRES:
attr_requires_ = a->expr();
attr_requires_->push_back(a->expr());
break;
case ATTR_TRANSIENT:
@ -723,8 +723,11 @@ void Type::GenParseCode2(Output* out_cc, Env* env,
void Type::GenParseCode3(Output* out_cc, Env* env, const DataPtr& data, int flags)
{
if ( attr_requires_ )
attr_requires_->EvalExpr(out_cc, env);
foreach(i, ExprList, attr_requires_)
{
Expr *req = *i;
req->EvalExpr(out_cc, env);
}
foreach(i, FieldList, fields_)
{

2
tools/binpac/src/pac_type.h
View file

@ -290,7 +290,7 @@ protected:
Expr *attr_multiline_end_;
bool attr_oneline_;
bool attr_refcount_;
Expr *attr_requires_;
ExprList *attr_requires_;
bool attr_restofdata_;
bool attr_restofflow_;
bool attr_transient_;