You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
In other words, you are welcome to use, share and improve this program.
You are forbidden to forbid anyone else to use, share and improve
/* Style of header dependencies to generate. */
enum cpp_deps_style { DEPS_NONE = 0, DEPS_USER, DEPS_SYSTEM };
+/* The possible normalization levels, from most restrictive to least. */
+enum cpp_normalize_level {
+ /* In NFKC. */
+ normalized_KC = 0,
+ /* In NFC. */
+ normalized_C,
+ /* In NFC, except for subsequences where being in NFC would make
+ the identifier invalid. */
+ normalized_identifier_C,
+ /* Not normalized at all. */
+ normalized_none
+};
+
/* This structure is nested inside struct cpp_reader, and
carries all the options visible to the command line. */
struct cpp_options
/* Zero means dollar signs are punctuation. */
unsigned char dollars_in_ident;
+ /* Nonzero means UCNs are accepted in identifiers. */
+ unsigned char extended_identifiers;
+
/* True if we should warn about dollars in identifiers or numbers
for this translation unit. */
unsigned char warn_dollars;
/* Holds the name of the input character set. */
const char *input_charset;
+ /* The minimum permitted level of normalization before a warning
+ is generated. */
+ enum cpp_normalize_level warn_normalize;
+
/* True to warn about precompiled header files we couldn't use. */
bool warn_invalid_pch;
void (*dir_change) (cpp_reader *, const char *);
void (*include) (cpp_reader *, unsigned int, const unsigned char *,
- const char *, int);
+ const char *, int, const cpp_token **);
void (*define) (cpp_reader *, unsigned int, cpp_hashnode *);
void (*undef) (cpp_reader *, unsigned int, cpp_hashnode *);
void (*ident) (cpp_reader *, unsigned int, const cpp_string *);
/* The common part of an identifier node shared amongst all 3 C front
ends. Also used to store CPP identifiers, which are a superset of
identifiers in the grammatical sense. */
+
+union _cpp_hashnode_value GTY(())
+{
+ /* If a macro. */
+ cpp_macro * GTY((tag ("NTV_MACRO"))) macro;
+ /* Answers to an assertion. */
+ struct answer * GTY ((tag ("NTV_ANSWER"))) answers;
+ /* Code for a builtin macro. */
+ enum builtin_type GTY ((tag ("NTV_BUILTIN"))) builtin;
+ /* Macro argument index. */
+ unsigned short GTY ((tag ("NTV_ARGUMENT"))) arg_index;
+};
+
struct cpp_hashnode GTY(())
{
struct ht_identifier ident;
ENUM_BITFIELD(node_type) type : 8; /* CPP node type. */
unsigned char flags; /* CPP flags. */
- union _cpp_hashnode_value
- {
- /* If a macro. */
- cpp_macro * GTY((tag ("NTV_MACRO"))) macro;
- /* Answers to an assertion. */
- struct answer * GTY ((tag ("NTV_ANSWER"))) answers;
- /* Code for a builtin macro. */
- enum builtin_type GTY ((tag ("NTV_BUILTIN"))) builtin;
- /* Macro argument index. */
- unsigned short GTY ((tag ("NTV_ARGUMENT"))) arg_index;
- } GTY ((desc ("CPP_HASHNODE_VALUE_IDX (%1)"))) value;
+ union _cpp_hashnode_value GTY ((desc ("CPP_HASHNODE_VALUE_IDX (%1)"))) value;
};
/* Call this first to get a handle to pass to other functions.
extern unsigned int cpp_token_len (const cpp_token *);
extern unsigned char *cpp_token_as_text (cpp_reader *, const cpp_token *);
extern unsigned char *cpp_spell_token (cpp_reader *, const cpp_token *,
- unsigned char *);
+ unsigned char *, bool);
extern void cpp_register_pragma (cpp_reader *, const char *, const char *,
void (*) (cpp_reader *), bool);
extern void cpp_handle_deferred_pragma (cpp_reader *, const cpp_string *);