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Fix string warnings of for char* constants in CPP wrappers.

Browse source 
This has been done by changing the implementation of marshalOutputArgs,
which now does not create a local result variable in this case, and
uses the constant inline in the output typemap.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/oliverb-javascript-v8@13805 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Oliver Buchtala 2012-09-08 01:10:10 +00:00
commit c4ab879027
1 changed files with 20 additions and 17 deletions
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37
Source/Modules/javascript.cxx
View file

@ -265,7 +265,7 @@ protected:
virtual void emitInputTypemap(Node *n, Parm *p, Wrapper *wrapper, String *arg);
virtual void marshalOutput(Node *n, String *actioncode, Wrapper *wrapper);
virtual void marshalOutput(Node *n, Wrapper *wrapper, String *actioncode, const String *cresult=0, bool emitReturnVariable = true);
/**
* Helper function to retrieve the first parent class node.
@ -291,6 +291,8 @@ protected:
// which are switched on namespace change
Hash *namespaces;
Hash *current_namespace;
String *defaultResultName;
File *f_wrappers;
@ -595,6 +597,7 @@ JSEmitter::JSEmitter()
: templates(NewHash()),
namespaces(NULL),
current_namespace(NULL),
defaultResultName(NewString("result")),
f_wrappers(NULL)
{
}
@ -872,7 +875,7 @@ int JSEmitter::emitGetter(Node *n, bool is_member, bool is_static) {
// prepare code part
String *action = emit_action(n);
marshalInputArgs(n, params, wrapper, Getter, is_member, is_static);
marshalOutput(n, action, wrapper);
marshalOutput(n, wrapper, action);
t_getter.replace(T_GETTER, wrap_name)
.replace(T_LOCALS, wrapper->locals)
@ -927,7 +930,7 @@ int JSEmitter::emitSetter(Node *n, bool is_member, bool is_static) {
int JSEmitter::emitConstant(Node *n) {
Wrapper *wrapper = NewWrapper();
Template t_getter(getTemplate("JS_getproperty"));
// call the variable methods as a constants are
@ -944,13 +947,10 @@ int JSEmitter::emitConstant(Node *n) {
String *value = Getattr(n, "rawval");
if (value == NULL) {
value = Getattr(n, "rawvalue");
if (value == NULL) value = Getattr(n, "value");
}
if (value == NULL) {
value = Getattr(n, "value");
}
Printf(action, "result = %s;\n", value);
Setattr(n, "wrap:action", action);
marshalOutput(n, action, wrapper);
assert(value != NULL);
marshalOutput(n, wrapper, action, value, false);
t_getter.replace(T_GETTER, wrap_name)
.replace(T_LOCALS, wrapper->locals)
@ -988,7 +988,7 @@ int JSEmitter::emitFunction(Node *n, bool is_member, bool is_static) {
// prepare code part
String *action = emit_action(n);
marshalInputArgs(n, params, wrapper, Function, is_member, is_static);
marshalOutput(n, action, wrapper);
marshalOutput(n, wrapper, action);
t_function.replace(T_WRAPPER, wrap_name)
.replace(T_LOCALS, wrapper->locals)
@ -1059,17 +1059,21 @@ void JSEmitter::emitInputTypemap(Node *n, Parm *p, Wrapper *wrapper, String *arg
}
}
void JSEmitter::marshalOutput(Node *n, String *actioncode, Wrapper *wrapper) {
void JSEmitter::marshalOutput(Node *n, Wrapper *wrapper, String *actioncode, const String *cresult, bool emitReturnVariable) {
SwigType *type = Getattr(n, "type");
Setattr(n, "type", type);
String *tm;
// HACK: output types are not registered as swig_types automatically
if (SwigType_ispointer(type)) {
SwigType_remember_clientdata(type, NewString("0"));
}
if (SwigType_ispointer(type)) SwigType_remember_clientdata(type, NewString("0"));
if ((tm = Swig_typemap_lookup_out("out", n, "result", wrapper, actioncode))) {
// adds a declaration for the result variable
if(emitReturnVariable) emit_return_variable(n, type, wrapper);
// if not given, use default result identifier ('result') for output typemap
if(cresult == 0) cresult = defaultResultName;
if ((tm = Swig_typemap_lookup_out("out", n, cresult, wrapper, actioncode))) {
Replaceall(tm, "$result", "jsresult");
Replaceall(tm, "$objecttype", Swig_scopename_last(SwigType_str(SwigType_strip_qualifiers(type), 0)));
@ -1086,7 +1090,6 @@ void JSEmitter::marshalOutput(Node *n, String *actioncode, Wrapper *wrapper) {
} else {
Swig_warning(WARN_TYPEMAP_OUT_UNDEF, input_file, line_number, "Unable to use return type %s in function %s.\n", SwigType_str(type, 0), Getattr(n, "name"));
}
emit_return_variable(n, type, wrapper);
}
int JSEmitter::switchNamespace(Node *n) {