#ifndef __MCPU_CPP_LEXER_H__
#define __MCPU_CPP_LEXER_H__ 1

#include <defs.h>
#include <mcpp-language.h>
#include <mcpp-text.h>

typedef struct mcpp_options mcpp_options;
typedef struct mcpu_pp_lexer_state mcpu_pp_lexer_state;
struct mcpu_pp_lexer_state
{
  int                 in_block_comment;
  const mcpp_options *options;
  const char         *filename;
  unsigned            line_number;
  const size_t       *splice_offsets;
  size_t              splice_count;
};

void mcpu_pp_lexer_init( mcpu_pp_lexer_state *state );
void mcpu_pp_lexer_set_diagnostics( mcpu_pp_lexer_state *state,
                                    const mcpp_options *options,
                                    const char *filename,
                                    unsigned line_number,
                                    const size_t *splice_offsets,
                                    size_t splice_count );
int  mcpu_pp_prepare_line( mcpu_pp_lexer_state *state,
                           const __mpu_char16_t *line,
                           size_t length,
                           enum mcpu_language language,
                           mcpu_text *prepared );
int  mcpu_pp_find_directive( const __mpu_char16_t *line,
                             size_t length,
                             size_t *hash_offset );
int  mcpu_pp_is_identifier_start( __mpu_char16_t c );
int  mcpu_pp_is_identifier_char( __mpu_char16_t c );

#endif /* __MCPU_CPP_LEXER_H__ */