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LV2 Client: Use unicode consistently for filepaths on Windows

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reuk 2023-01-03 16:38:06 +00:00
parent 1fcaf709ca
commit ba604f4ced
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GPG key ID: 9ADCD339CFC98A11
3 changed files with 97 additions and 8 deletions
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80
modules/juce_audio_plugin_client/LV2/juce_LV2TurtleDumpProgram.cpp
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@ -25,11 +25,19 @@
#include <cstdint>
#include <cstdio>
#include <cstring>
#include <vector>
#ifdef _WIN32
#undef UNICODE
#undef _UNICODE
#define UNICODE 1
#define _UNICODE 1
#include <windows.h>
#include <tchar.h>
HMODULE dlopen (const char* filename, int) { return LoadLibrary (filename); }
HMODULE dlopen (const TCHAR* filename, int) { return LoadLibrary (filename); }
FARPROC dlsym (HMODULE handle, const char* name) { return GetProcAddress (handle, name); }
void printError()
{
@ -44,12 +52,61 @@
numElements - 1,
nullptr);
_tprintf ("%s", messageBuffer);
_tprintf (_T ("%s"), messageBuffer);
}
enum { RTLD_LAZY = 0 };
class ArgList
{
public:
ArgList (int, const char**) {}
ArgList (const ArgList&) = delete;
ArgList (ArgList&&) = delete;
ArgList& operator= (const ArgList&) = delete;
ArgList& operator= (ArgList&&) = delete;
~ArgList() { LocalFree (argv); }
LPWSTR get (int i) const { return argv[i]; }
int size() const { return argc; }
private:
int argc = 0;
LPWSTR* argv = CommandLineToArgvW (GetCommandLineW(), &argc);
};
std::vector<char> toUTF8 (const TCHAR* str)
{
const auto numBytes = WideCharToMultiByte (CP_UTF8, 0, str, -1, nullptr, 0, nullptr, nullptr);
std::vector<char> result (numBytes);
WideCharToMultiByte (CP_UTF8, 0, str, -1, result.data(), static_cast<int> (result.size()), nullptr, nullptr);
return result;
}
#else
#include <dlfcn.h>
void printError() { printf ("%s\n", dlerror()); }
class ArgList
{
public:
ArgList (int argcIn, const char** argvIn) : argc (argcIn), argv (argvIn) {}
ArgList (const ArgList&) = delete;
ArgList (ArgList&&) = delete;
ArgList& operator= (const ArgList&) = delete;
ArgList& operator= (ArgList&&) = delete;
~ArgList() = default;
const char* get (int i) const { return argv[i]; }
int size() const { return argc; }
private:
int argc = 0;
const char** argv = nullptr;
};
std::vector<char> toUTF8 (const char* str) { return std::vector<char> (str, str + std::strlen (str) + 1); }
#endif
// Replicating part of the LV2 header here so that we don't have to set up any
@ -74,10 +131,12 @@ extern "C"
int main (int argc, const char** argv)
{
if (argc != 2)
const ArgList argList { argc, argv };
if (argList.size() != 2)
return 1;
const auto* libraryPath = argv[1];
const auto* libraryPath = argList.get (1);
struct RecallFeature
{
@ -87,11 +146,22 @@ int main (int argc, const char** argv)
if (auto* handle = dlopen (libraryPath, RTLD_LAZY))
{
if (auto* getDescriptor = reinterpret_cast<const LV2_Descriptor* (*) (uint32_t)> (dlsym (handle, "lv2_descriptor")))
{
if (auto* descriptor = getDescriptor (0))
{
if (auto* extensionData = descriptor->extension_data)
{
if (auto* recallFeature = reinterpret_cast<const RecallFeature*> (extensionData ("https://lv2-extensions.juce.com/turtle_recall")))
{
if (auto* doRecall = recallFeature->doRecall)
return doRecall (libraryPath);
{
const auto converted = toUTF8 (libraryPath);
return doRecall (converted.data());
}
}
}
}
}
}
else
{