Exemplo n.º 1
0
/* #define callback for DWARF and DWARF2 debug info.  */
static void
cb_define (cpp_reader *pfile, source_location loc, cpp_hashnode *node)
{
  const struct line_map *map = linemap_lookup (&line_table, loc);
  (*debug_hooks->define) (SOURCE_LINE (map, loc),
			  (const char *) cpp_macro_definition (pfile, node));
}
Exemplo n.º 2
0
Arquivo: pch.c Projeto: Lao16/gcc
static int
write_macdef (cpp_reader *pfile, cpp_hashnode *hn, void *file_p)
{
  FILE *f = (FILE *) file_p;
  switch (hn->type)
    {
    case NT_VOID:
      if (! (hn->flags & NODE_POISONED))
	return 1;

    case NT_MACRO:
      if ((hn->flags & NODE_BUILTIN)
	  && (!pfile->cb.user_builtin_macro
	      || !pfile->cb.user_builtin_macro (pfile, hn)))
	return 1;

      {
	struct macrodef_struct s;
	const unsigned char *defn;

	s.name_length = NODE_LEN (hn);
	s.flags = hn->flags & NODE_POISONED;

	if (hn->type == NT_MACRO)
	  {
	    defn = cpp_macro_definition (pfile, hn);
	    s.definition_length = ustrlen (defn);
	  }
	else
	  {
	    defn = NODE_NAME (hn);
	    s.definition_length = s.name_length;
	  }

	if (fwrite (&s, sizeof (s), 1, f) != 1
	    || fwrite (defn, 1, s.definition_length, f) != s.definition_length)
	  {
	    cpp_errno (pfile, CPP_DL_ERROR,
		       "while writing precompiled header");
	    return 0;
	  }
      }
      return 1;

    case NT_ASSERTION:
      /* Not currently implemented.  */
      return 1;

    default:
      abort ();
    }
}