034e0d2c87
- added cstddef to includes in ppmf.h - more explicit comments in ppmf.h - Fixed more typos and improved readiability
92 lines
1.9 KiB
C++
92 lines
1.9 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Couriersud
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#include "pdynlib.h"
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#ifdef _WIN32
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#include "windows.h"
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#else
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#include <dlfcn.h>
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#endif
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#include <type_traits>
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namespace plib
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{
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using winapi_string = std::conditional<compile_info::unicode::value,
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pwstring, pu8string>::type;
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dynlib::dynlib(const pstring &libname)
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: m_lib(nullptr)
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{
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#ifdef _WIN32
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//fprintf(stderr, "win: loading <%s>\n", libname.c_str());
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if (!libname.empty())
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m_lib = LoadLibrary(winapi_string(putf8string(libname)).c_str());
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else
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m_lib = GetModuleHandle(nullptr);
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#elif defined(__EMSCRIPTEN__)
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//no-op
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#else
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//printf("loading <%s>\n", libname.c_str());
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if (!libname.empty())
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m_lib = dlopen(putf8string(libname).c_str(), RTLD_LAZY);
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else
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m_lib = dlopen(nullptr, RTLD_LAZY);
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#endif
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if (m_lib != nullptr)
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set_loaded(true);
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//else
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// printf("library <%s> not found: %s\n", libname.c_str(), dlerror());
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}
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dynlib::dynlib([[maybe_unused]] const pstring &path, const pstring &libname)
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: m_lib(nullptr)
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{
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// FIXME: implement path search
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// printf("win: loading <%s>\n", libname.c_str());
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#ifdef _WIN32
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if (!libname.empty())
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m_lib = LoadLibrary(winapi_string(putf8string(libname)).c_str());
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else
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m_lib = GetModuleHandle(nullptr);
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#elif defined(__EMSCRIPTEN__)
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//no-op
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#else
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//printf("loading <%s>\n", libname.c_str());
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if (!libname.empty())
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m_lib = dlopen(putf8string(libname).c_str(), RTLD_LAZY);
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else
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m_lib = dlopen(nullptr, RTLD_LAZY);
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#endif
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if (m_lib != nullptr)
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set_loaded(true);
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else
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{
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//printf("library <%s> not found!\n", libname.c_str());
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}
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}
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dynlib::~dynlib()
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{
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if (m_lib != nullptr)
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{
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#ifdef _WIN32
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#else
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dlclose(m_lib);
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//printf("Closed %s\n", dlerror());
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#endif
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}
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}
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void *dynlib::getsym_p(const pstring &name) const noexcept
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{
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#ifdef _WIN32
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return (void *) GetProcAddress((HMODULE) m_lib, putf8string(name).c_str());
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#else
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return dlsym(m_lib, putf8string(name).c_str());
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#endif
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}
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} // namespace plib
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