diff options
Diffstat (limited to 'cocoa/PlatCocoa.mm')
| -rw-r--r-- | cocoa/PlatCocoa.mm | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/cocoa/PlatCocoa.mm b/cocoa/PlatCocoa.mm index 52e5399a9..8f49d5eed 100644 --- a/cocoa/PlatCocoa.mm +++ b/cocoa/PlatCocoa.mm @@ -24,6 +24,7 @@ #include <map> #include <memory> +#include <dlfcn.h> #include <sys/time.h> #import <Foundation/NSGeometry.h> @@ -2097,6 +2098,43 @@ void Platform::Assert(const char *c, const char *file, int line) //----------------- DynamicLibrary ----------------------------------------------------------------- /** + * Platform-specific module loading and access. + * Uses POSIX calls dlopen, dlsym, dlclose. + */ + +class DynamicLibraryImpl : public DynamicLibrary { +protected: + void *m; +public: + explicit DynamicLibraryImpl(const char *modulePath) noexcept { + m = dlopen(modulePath, RTLD_LAZY); + } + // Deleted so DynamicLibraryImpl objects can not be copied. + DynamicLibraryImpl(const DynamicLibraryImpl&) = delete; + DynamicLibraryImpl(DynamicLibraryImpl&&) = delete; + DynamicLibraryImpl&operator=(const DynamicLibraryImpl&) = delete; + DynamicLibraryImpl&operator=(DynamicLibraryImpl&&) = delete; + + ~DynamicLibraryImpl() override { + if (m) + dlclose(m); + } + + // Use dlsym to get a pointer to the relevant function. + Function FindFunction(const char *name) override { + if (m) { + return dlsym(m, name); + } else { + return nullptr; + } + } + + bool IsValid() override { + return m != nullptr; + } +}; + +/** * Implements the platform specific part of library loading. * * @param modulePath The path to the module to load. @@ -2104,8 +2142,7 @@ void Platform::Assert(const char *c, const char *file, int line) */ DynamicLibrary* DynamicLibrary::Load(const char* /* modulePath */) { - // Not implemented. - return nullptr; + return static_cast<DynamicLibrary *>(new DynamicLibraryImpl(modulePath)); } //-------------------------------------------------------------------------------------------------- |