On 30/05/16 11:44, Esteban Lorenzano wrote:
On 30 May 2016, at 11:39, Julien Delplanque wrote:
I just did it, it works directly except for 2 little mistakes (for people who
are interested):
The class method to override in StringValueHolder is #typeDecl and not
#typeDesc.
To get the actual
> On 30 May 2016, at 11:39, Julien Delplanque wrote:
>
> I just did it, it works directly except for 2 little mistakes (for people who
> are interested):
>
> The class method to override in StringValueHolder is #typeDecl and not
> #typeDesc.
>
> To get the actual String from the StringValueH
I just did it, it works directly except for 2 little mistakes (for
people who are interested):
The class method to override in StringValueHolder is #typeDecl and not
#typeDesc.
To get the actual String from the StringValueHolder, no need to call
#readString on the
result of #value, it causes
Thanks for the fast answer. :-)
On 30/05/16 11:14, Esteban Lorenzano wrote:
this is not the easiest part of FFI :)
this is the simplest way:
str := ExternalAddress new. “This will point to NULL”
self callToMyFunction: str.
pharoString := (str pointerAt: 1) readString.
callToMyFunction: str
this is not the easiest part of FFI :)
this is the simplest way:
str := ExternalAddress new. “This will point to NULL”
self callToMyFunction: str.
pharoString := (str pointerAt: 1) readString.
callToMyFunction: str
self ffiCall: #( void function ( char ** str ) )
now, another way is
Hello everyone,
I have a C function to call from Pharo that looks like this:
int my_function(char ** parameter);
This function fill the pointer on the String given as parameter.
How can I use this from pharo Unified FFI? I mean, how to get a pharo
String filled by this function?
Thanks in a