+#endif // wxUSE_DYNLIB_CLASS && !wxUSE_DYNAMIC_LOADER
+
+#if defined(__DARWIN__) && (wxUSE_DYNLIB_CLASS || wxUSE_DYNAMIC_LOADER)
+// ---------------------------------------------------------------------------
+// For Darwin/Mac OS X
+// supply the sun style dlopen functions in terms of Darwin NS*
+// ---------------------------------------------------------------------------
+
+#include <stdio.h>
+#include <mach-o/dyld.h>
+
+static char dl_last_error[1024];
+
+static
+void TranslateError(const char *path, int number)
+{
+ unsigned int index;
+ static char *OFIErrorStrings[] =
+ {
+ "%s(%d): Object Image Load Failure\n",
+ "%s(%d): Object Image Load Success\n",
+ "%s(%d): Not an recognisable object file\n",
+ "%s(%d): No valid architecture\n",
+ "%s(%d): Object image has an invalid format\n",
+ "%s(%d): Invalid access (permissions?)\n",
+ "%s(%d): Unknown error code from NSCreateObjectFileImageFromFile\n",
+ };
+#define NUM_OFI_ERRORS (sizeof(OFIErrorStrings) / sizeof(OFIErrorStrings[0]))
+
+ index = number;
+ if (index > NUM_OFI_ERRORS - 1) {
+ index = NUM_OFI_ERRORS - 1;
+ }
+ sprintf(dl_last_error, OFIErrorStrings[index], path, number);
+}
+
+const char *dlerror()
+{
+ return dl_last_error;
+}
+
+void *dlopen(const char *path, int WXUNUSED(mode) /* mode is ignored */)
+{
+ int dyld_result;
+ NSObjectFileImage ofile;
+ NSModule handle = NULL;
+
+ dyld_result = NSCreateObjectFileImageFromFile(path, &ofile);
+ if (dyld_result != NSObjectFileImageSuccess)
+ {
+ TranslateError(path, dyld_result);
+ }
+ else
+ {
+ // NSLinkModule will cause the run to abort on any link error's
+ // not very friendly but the error recovery functionality is limited.
+ handle = NSLinkModule(ofile, path, NSLINKMODULE_OPTION_BINDNOW);
+ }
+
+ return handle;
+}
+
+int dlclose(void *handle)
+{
+ NSUnLinkModule( handle, NSUNLINKMODULE_OPTION_NONE);
+ return 0;
+}
+
+void *dlsym(void *handle, const char *symbol)
+{
+ void *addr;
+
+ NSSymbol nsSymbol = NSLookupSymbolInModule( handle , symbol ) ;
+
+ if ( nsSymbol)
+ {
+ addr = NSAddressOfSymbol(nsSymbol);
+ }
+ else
+ {
+ addr = NULL;
+ }
+ return addr;
+}
+
+#endif // defined(__DARWIN__) && (wxUSE_DYNLIB_CLASS || wxUSE_DYNAMIC_LOADER)
projects / wxWidgets.git / blobdiff