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Fix C code where a typedef name was used for constructor and destructor names in %extend. Deprecate use of typedef names for constructor and destructor names going forwards.

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This commit is contained in:
William S Fulton 2013-02-18 08:40:20 +00:00
commit d1b40b468b
6 changed files with 65 additions and 2 deletions
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28
Source/Modules/lang.cxx
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@ -2631,10 +2631,22 @@ int Language::constructorDeclaration(Node *n) {
if (!Equal(actual_name, expected_name) && !(Getattr(n, "template"))) {
bool illegal_name = true;
if (Extend) {
// SWIG extension - allow typedef names as destructor name in %extend - an unnamed struct declared with a typedef can thus be given a 'destructor'.
// Check for typedef names used as a constructor name in %extend. This is deprecated except for anonymous
// typedef structs which have had their symbol names adjusted to the typedef name in the parser.
SwigType *name_resolved = SwigType_typedef_resolve_all(actual_name);
SwigType *expected_name_resolved = SwigType_typedef_resolve_all(expected_name);
if (!CPlusPlus) {
if (Strncmp(name_resolved, "struct ", 7) == 0)
Replace(name_resolved, "struct ", "", DOH_REPLACE_FIRST);
else if (Strncmp(name_resolved, "union ", 6) == 0)
Replace(name_resolved, "union ", "", DOH_REPLACE_FIRST);
}
illegal_name = !Equal(name_resolved, expected_name_resolved);
if (!illegal_name)
Swig_warning(WARN_LANG_EXTEND_CONSTRUCTOR, input_file, line_number, "Use of an illegal constructor name '%s' in %%extend is deprecated, the constructor name should be '%s'.\n",
SwigType_str(Swig_scopename_last(actual_name), 0), SwigType_str(Swig_scopename_last(expected_name), 0));
Delete(name_resolved);
Delete(expected_name_resolved);
}
@ -2770,10 +2782,22 @@ int Language::destructorDeclaration(Node *n) {
if (!Equal(actual_name, expected_name) && !(Getattr(n, "template"))) {
bool illegal_name = true;
if (Extend) {
// SWIG extension - allow typedef names as destructor name in %extend - an unnamed struct declared with a typedef can thus be given a 'destructor'.
// Check for typedef names used as a destructor name in %extend. This is deprecated except for anonymous
// typedef structs which have had their symbol names adjusted to the typedef name in the parser.
SwigType *name_resolved = SwigType_typedef_resolve_all(actual_name);
SwigType *expected_name_resolved = SwigType_typedef_resolve_all(expected_name);
if (!CPlusPlus) {
if (Strncmp(name_resolved, "struct ", 7) == 0)
Replace(name_resolved, "struct ", "", DOH_REPLACE_FIRST);
else if (Strncmp(name_resolved, "union ", 6) == 0)
Replace(name_resolved, "union ", "", DOH_REPLACE_FIRST);
}
illegal_name = !Equal(name_resolved, expected_name_resolved);
if (!illegal_name)
Swig_warning(WARN_LANG_EXTEND_DESTRUCTOR, input_file, line_number, "Use of an illegal destructor name '%s' in %%extend is deprecated, the destructor name should be '%s'.\n",
SwigType_str(Swig_scopename_last(actual_name), 0), SwigType_str(Swig_scopename_last(expected_name), 0));
Delete(name_resolved);
Delete(expected_name_resolved);
}