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Improved C++0x rvalue reference implementation differentiating lvalue and rvalue references. The previous implementation treated rvalue references as lvalue references which leads to a number of different wrapping issues.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2009-matevz@12160 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
William S Fulton 2010-07-18 00:19:22 +00:00
commit d8cc75946b
13 changed files with 399 additions and 32 deletions
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39
Source/Swig/typeobj.c
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@ -45,6 +45,7 @@ char cvsroot_typeobj_c[] = "$Id$";
*
* 'p.' = Pointer (*)
* 'r.' = Reference (&)
* 'z.' = Rvalue reference (&&)
* 'a(n).' = Array of size n [n]
* 'f(..,..).' = Function with arguments (args)
* 'q(str).' = Qualifier (such as const or volatile) (const, volatile)
@ -75,6 +76,7 @@ char cvsroot_typeobj_c[] = "$Id$";
*
* SwigType_add_pointer()
* SwigType_add_reference()
* SwigType_add_rvalue_reference()
* SwigType_add_array()
*
* These are used to build new types. There are also functions to undo these
@ -82,12 +84,14 @@ char cvsroot_typeobj_c[] = "$Id$";
*
* SwigType_del_pointer()
* SwigType_del_reference()
* SwigType_del_rvalue_reference()
* SwigType_del_array()
*
* In addition, there are query functions
*
* SwigType_ispointer()
* SwigType_isreference()
* SwigType_isrvalue_reference()
* SwigType_isarray()
*
* Finally, there are some data extraction functions that can be used to
@ -409,6 +413,41 @@ int SwigType_isreference(SwigType *t) {
return 0;
}
/* -----------------------------------------------------------------------------
* Rvalue References
*
* SwigType_add_rvalue_reference()
* SwigType_del_rvalue_reference()
* SwigType_isrvalue_reference()
*
* Add, remove, and test if a type is a rvalue reference. The deletion and query
* functions take into account qualifiers (if any).
* ----------------------------------------------------------------------------- */
SwigType *SwigType_add_rvalue_reference(SwigType *t) {
Insert(t, 0, "z.");
return t;
}
SwigType *SwigType_del_rvalue_reference(SwigType *t) {
char *c = Char(t);
int check = strncmp(c, "z.", 2);
assert(check == 0);
Delslice(t, 0, 2);
return t;
}
int SwigType_isrvalue_reference(SwigType *t) {
char *c;
if (!t)
return 0;
c = Char(t);
if (strncmp(c, "z.", 2) == 0) {
return 1;
}
return 0;
}
/* -----------------------------------------------------------------------------
* Qualifiers
*