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Re-use base_linux_library

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Ilya Fedin 2023-08-27 00:24:15 +04:00 • committed by John Preston
parent 9fd1c75805
commit dbe089746f
1 changed files with 19 additions and 48 deletions
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67
external/hime_qt/hime_im_client/hime_im_client_helper.cpp vendored
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@ -4,13 +4,10 @@
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#include <dlfcn.h>
#include "base/platform/linux/base_linux_library.h"
#include <X11/Xlib.h>
#include <hime-im-client.h>
#include <memory>
#include <iostream>
#define LOAD_SYMBOL(handle, func) LoadSymbol(handle, #func, func)
namespace HimeHelper {
namespace {
@ -50,51 +47,25 @@ void (*hime_im_client_set_client_window)(
const Window win);
void (*hime_im_client_set_window)(HIME_client_handle *handle, Window win);
struct HandleDeleter {
void operator()(void *handle) {
dlclose(handle);
}
};
using Handle = std::unique_ptr<void, HandleDeleter>;
bool LoadLibrary(Handle &handle, const char *name) {
handle = Handle(dlopen(name, RTLD_LAZY | RTLD_NODELETE));
if (handle) {
return true;
}
std::cerr << dlerror() << std::endl;
return false;
}
template <typename Function>
inline bool LoadSymbol(const Handle &handle, const char *name, Function &func) {
func = handle
? reinterpret_cast<Function>(dlsym(handle.get(), name))
: nullptr;
if (const auto error = dlerror()) {
std::cerr << error << std::endl;
}
return (func != nullptr);
}
bool Resolve() {
static const auto loaded = [&] {
auto lib = Handle();
return LoadLibrary(lib, "libhime-im-client.so.1")
&& LOAD_SYMBOL(lib, hime_im_client_close)
&& LOAD_SYMBOL(lib, hime_im_client_focus_in)
&& LOAD_SYMBOL(lib, hime_im_client_focus_out)
&& LOAD_SYMBOL(lib, hime_im_client_focus_out2)
&& LOAD_SYMBOL(lib, hime_im_client_forward_key_press)
&& LOAD_SYMBOL(lib, hime_im_client_forward_key_release)
&& LOAD_SYMBOL(lib, hime_im_client_get_preedit)
&& LOAD_SYMBOL(lib, hime_im_client_open)
&& LOAD_SYMBOL(lib, hime_im_client_reset)
&& LOAD_SYMBOL(lib, hime_im_client_set_cursor_location)
&& LOAD_SYMBOL(lib, hime_im_client_set_flags)
&& (LOAD_SYMBOL(lib, hime_im_client_set_client_window)
|| LOAD_SYMBOL(lib, hime_im_client_set_window));
const auto lib = base::Platform::LoadLibrary(
"libhime-im-client.so.1",
RTLD_NODELETE);
return lib
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_close)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_focus_in)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_focus_out)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_focus_out2)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_forward_key_press)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_forward_key_release)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_get_preedit)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_open)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_reset)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_set_cursor_location)
&& LOAD_LIBRARY_SYMBOL(lib, hime_im_client_set_flags)
&& (LOAD_LIBRARY_SYMBOL(lib, hime_im_client_set_client_window)
|| LOAD_LIBRARY_SYMBOL(lib, hime_im_client_set_window));
}();
return loaded;
}