static struct jit_reader *
jit_reader_load (const char *file_name)
{
reader_init_fn_type *init_fn;
struct gdb_reader_funcs *funcs = NULL;
if (jit_debug)
fprintf_unfiltered (gdb_stdlog, _("Opening shared object %s.\n"),
file_name);
gdb_dlhandle_up so = gdb_dlopen (file_name);
init_fn = (reader_init_fn_type *) gdb_dlsym (so, reader_init_fn_sym);
if (!init_fn)
error (_("Could not locate initialization function: %s."),
reader_init_fn_sym);
if (gdb_dlsym (so, "plugin_is_GPL_compatible") == NULL)
error (_("Reader not GPL compatible."));
funcs = init_fn ();
if (funcs->reader_version != GDB_READER_INTERFACE_VERSION)
error (_("Reader version does not match GDB version."));
return new jit_reader (funcs, std::move (so));
}
static gcc_c_fe_context_function *
load_libcc (void)
{
void *handle;
gcc_c_fe_context_function *func;
/* gdb_dlopen will call error () on an error, so no need to check
value. */
handle = gdb_dlopen (STRINGIFY (GCC_C_FE_LIBCC));
func = (gcc_c_fe_context_function *) gdb_dlsym (handle,
STRINGIFY (GCC_C_FE_CONTEXT));
if (func == NULL)
error (_("could not find symbol %s in library %s"),
STRINGIFY (GCC_C_FE_CONTEXT),
STRINGIFY (GCC_C_FE_LIBCC));
return func;
}