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Bug #1267 ยป dlhandle.diff

DL::Handle.sym & DL::Handle.[] - nobu (Nobuyoshi Nakada), 03/11/2009 06:48 PM

View differences:

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