Bug #1267 ยป dlhandle.diff
| ext/dl/handle.c (working copy) | ||
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}
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static VALUE dlhandle_sym(void *handle, const char *symbol);
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VALUE
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rb_dlhandle_sym(VALUE self, VALUE sym)
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{
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void (*func)();
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struct dl_handle *dlhandle;
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void *handle;
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const char *name;
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#if defined(HAVE_DLERROR)
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const char *err;
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# define CHECK_DLERROR if( err = dlerror() ){ func = 0; }
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#else
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# define CHECK_DLERROR
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#endif
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rb_secure(2);
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Data_Get_Struct(self, struct dl_handle, dlhandle);
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if( ! dlhandle->open ){
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rb_raise(rb_eDLError, "closed handle");
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}
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return dlhandle_sym(dlhandle->ptr, StringValuePtr(sym));
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}
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if( sym == Qnil ){
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#if defined(RTLD_NEXT)
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name = RTLD_NEXT;
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VALUE
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rb_dlhandle_s_sym(VALUE self, VALUE sym)
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{
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#ifdef RTLD_NEXT
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void *handle = RTLD_NEXT;
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#else
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name = NULL;
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void *handle = NULL;
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#endif
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}
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else{
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name = StringValuePtr(sym);
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}
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rb_secure(2);
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return dlhandle_sym(handle, StringValuePtr(sym));
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}
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Data_Get_Struct(self, struct dl_handle, dlhandle);
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if( ! dlhandle->open ){
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rb_raise(rb_eDLError, "closed handle");
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}
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handle = dlhandle->ptr;
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static VALUE
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dlhandle_sym(void *handle, const char *name)
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{
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#if defined(HAVE_DLERROR)
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const char *err;
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# define CHECK_DLERROR if( err = dlerror() ){ func = 0; }
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#else
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# define CHECK_DLERROR
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#endif
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void (*func)() = dlsym(handle, name);
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func = dlsym(handle, name);
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CHECK_DLERROR;
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#if defined(FUNC_STDCALL)
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| ... | ... | |
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rb_cDLHandle = rb_define_class_under(rb_mDL, "Handle", rb_cObject);
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rb_define_alloc_func(rb_cDLHandle, rb_dlhandle_s_allocate);
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rb_define_singleton_method(rb_cDLHandle, "sym", rb_dlhandle_s_sym, 1);
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rb_define_singleton_method(rb_cDLHandle, "[]", rb_dlhandle_s_sym, 1);
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rb_define_method(rb_cDLHandle, "initialize", rb_dlhandle_initialize, -1);
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rb_define_method(rb_cDLHandle, "to_i", rb_dlhandle_to_i, 0);
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