void AStyleFormat::LoadDynamicLibrary()
// STATIC function to dynamically load the AStyle library.
{
// check if already loaded
if (aslib.IsLoaded())
{
ShowMessageDialog(wxString::Format(
"AStyle library %s is already loaded!",
GetDynamicLibraryName().c_str()),
wxOK | wxICON_INFORMATION);
return;
}
// load the library
wxString libName = GetDynamicLibraryName();
aslib.Load(libName, wxDL_DEFAULT | wxDL_QUIET);
if (!aslib.IsLoaded())
{
ShowMessageDialog(wxString::Format(
"Cannot load the AStyle library:\n%s.\n"
"This must be corrected to format the text!",
libName.c_str()),
wxOK | wxICON_ERROR);
return;
}
// get the AStyleMain address
fpAStyleMain = (fpASMain) aslib.GetSymbol("AStyleMain");
if (fpAStyleMain == nullptr)
{
ShowMessageDialog(wxString::Format(
"Cannot find the symbol AStyleMain in %s.\n"
"The function must be undecorated in the library.\n"
"This must be corrected to format the text!",
libName.c_str()),
wxOK | wxICON_ERROR);
return;
}
// verify AStyleGetVersion function - the function address is obtained when it is called
fpAStyleGetVersion = (fpASVer) aslib.GetSymbol("AStyleGetVersion");
if (fpAStyleGetVersion == nullptr)
{
ShowMessageDialog(wxString::Format(
"Cannot find the symbol AStyleGetVersion in %s.\n"
"The function must be undecorated in the library.\n"
"This must be corrected to obtain the version!",
libName.c_str()),
wxOK | wxICON_ERROR);
return;
}
// keep the dynamic library in memory
aslibHandle = aslib.Detach();
}
char* AStyleFormat::CallAStyleMain(const char* textIn, const char* options) const
{
#ifdef ASTYLE_DYLIB
// format using dll dynamic load
if (fpAStyleMain == nullptr) // cannot use aslib.IsLoaded() after Detach()
{
ShowMessageDialog(wxString::Format(
"Error calling the function AStyleMain.\n"
"The AStyle library %s is not loaded.\n"
"The text cannot be formatted.\n"
"This must be corrected to format the text!",
GetDynamicLibraryName().c_str()),
wxOK | wxICON_ERROR);
return nullptr;
}
char* textOut = fpAStyleMain(textIn,
options,
ErrorHandler,
MemoryAlloc);
#else
// format using static library
char* textOut = AStyleMain(textIn,
options,
ErrorHandler,
MemoryAlloc);
#endif // ASTYLE_DYLIB
return textOut;
}
bool PluginManager::load(const std::string& path) {
std::string dynamic_library_name = GetDynamicLibraryName(path);
std::string real_path = ResolvePathExtension(path);
DynamicLibrary* dl = DynamicLibrary::load(real_path);
if (NULL == dl) {
fprintf(stderr, "load dynamic library failed");
return false;
}
_libraries[dynamic_library_name] = dl;
return true;
}
wxString AStyleFormat::GetAStyleVersion() const
{
#ifdef ASTYLE_DYLIB
// get version using dll dynamic load
if (fpAStyleGetVersion == nullptr) // cannot use aslib.IsLoaded() after Detach()
{
ShowMessageDialog(wxString::Format(
"Error calling the function AStyleGetVersion.\n"
"The AStyle library %s is not loaded.\n"
"The version cannot be obtained!",
GetDynamicLibraryName().c_str()),
wxOK | wxICON_ERROR);
return "????";
}
const char* versionCStr = fpAStyleGetVersion();
// convert the version to a unicode string
wxString version = wxString(versionCStr, wxConvUTF8);
#else
// get the version as a unicode string
wxString version = wxString(AStyleGetVersion(), wxConvUTF8);
#endif // ASTYLE_DYLIB
return version;
}
