diff options
Diffstat (limited to 'src/typeinfo.cc')
| -rw-r--r-- | src/typeinfo.cc | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/typeinfo.cc b/src/typeinfo.cc index 6d16668..28af5c9 100644 --- a/src/typeinfo.cc +++ b/src/typeinfo.cc @@ -47,11 +47,29 @@ ABI_NAMESPACE::__pointer_to_member_type_info::~__pointer_to_member_type_info() { extern "C" char *cpp_demangle_gnu3(const char *); extern "C" bool is_cpp_mangled_gnu3(const char *); +/** + * Demangles a C++ symbol or type name. The buffer, if non-NULL, must be + * allocated with malloc() and must be *n bytes or more long. This function + * may call realloc() on the value pointed to by buf, and will return the + * length of the string via *n. + * + * The value pointed to by status is set to one of the following: + * + * 0: success + * -1: memory allocation failure + * -2: invalid mangled name + * -3: invalid arguments + */ extern "C" char* __cxa_demangle(const char* mangled_name, char* buf, size_t* n, int* status) { + // TODO: We should probably just be linking against libelf-tc, rather than + // copying their code. This requires them to do an actual release, + // however, and for our changes to be pushed upstream. We also need to + // call a different demangling function here depending on the ABI (e.g. + // ARM). char *demangled = cpp_demangle_gnu3(mangled_name); if (NULL != demangled) { |