Mercurial > hg > CbC > CbC_gcc
diff libcpp/include/cpp-id-data.h @ 0:a06113de4d67
first commit
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
parents | |
children | 77e2b8dfacca |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libcpp/include/cpp-id-data.h Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,78 @@ +/* Structures that hang off cpp_identifier, for PCH. + Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, + 1999, 2000, 2001, 2002, 2003, 2004, 2009 Free Software Foundation, Inc. + +This program is free software; you can redistribute it and/or modify it +under the terms of the GNU General Public License as published by the +Free Software Foundation; either version 3, or (at your option) any +later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; see the file COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + +#include "cpplib.h" + +#if !defined (HAVE_UCHAR) && !defined (IN_GCC) +typedef unsigned char uchar; +#endif + +#define UC (const unsigned char *) /* Intended use: UC"string" */ + +/* Chained list of answers to an assertion. */ +struct answer GTY(()) +{ + struct answer *next; + unsigned int count; + cpp_token GTY ((length ("%h.count"))) first[1]; +}; + +/* Each macro definition is recorded in a cpp_macro structure. + Variadic macros cannot occur with traditional cpp. */ +struct cpp_macro GTY(()) +{ + /* Parameters, if any. */ + cpp_hashnode ** GTY ((nested_ptr (union tree_node, + "%h ? CPP_HASHNODE (GCC_IDENT_TO_HT_IDENT (%h)) : NULL", + "%h ? HT_IDENT_TO_GCC_IDENT (HT_NODE (%h)) : NULL"), + length ("%h.paramc"))) + params; + + /* Replacement tokens (ISO) or replacement text (traditional). See + comment at top of cpptrad.c for how traditional function-like + macros are encoded. */ + union cpp_macro_u + { + cpp_token * GTY ((tag ("0"), length ("%0.count"))) tokens; + const unsigned char * GTY ((tag ("1"))) text; + } GTY ((desc ("%1.traditional"))) exp; + + /* Definition line number. */ + source_location line; + + /* Number of tokens in expansion, or bytes for traditional macros. */ + unsigned int count; + + /* Number of parameters. */ + unsigned short paramc; + + /* If a function-like macro. */ + unsigned int fun_like : 1; + + /* If a variadic macro. */ + unsigned int variadic : 1; + + /* If macro defined in system header. */ + unsigned int syshdr : 1; + + /* Nonzero if it has been expanded or had its existence tested. */ + unsigned int used : 1; + + /* Indicate which field of 'exp' is in use. */ + unsigned int traditional : 1; +};